Cylinder and yarn assembly mechanism of automatic hair curler assembly machine

153 2022.03.03

summary

The utility model relates to a cylinder body and a yarn material assembling mechanism of an automatic hair curler assembling machine, which comprises a base, a positioning rod, a positioning needle, a first driving mechanism and a second driving mechanism. On the top, the positioning needle is retractably arranged on the positioning rod and put into the accommodating cavity, the first driving mechanism is drivingly connected with the positioning rod and used to drive the positioning rod to rotate back and forth, and the second driving mechanism is connected with the positioning needle through a transmission mechanism and used for driving The positioning needle extends or retracts into the accommodating cavity of the positioning rod; the side part of the positioning rod is provided with a pressing member which enables the yarn to be wound around the circumference of the cylinder. The structure of the utility model is simple and reasonable. When in use, the positioning needle extends out of the positioning rod and is inserted into the yarn material to position the yarn material, and the positioning rod drives the cylinder body to rotate, so that the yarn material is wound around the outer circumference of the cylinder body along with the rotation of the cylinder body. During the process, the pressing piece lightly presses the yarn material on the cylinder, which plays the role of hand-holding, easy to use, and improves the production efficiency, product quality stability and qualification.

1 . A cylinder body and yarn material assembling mechanism of an automatic hair curler assembling machine, characterized in that it comprises a base, a positioning rod, a positioning needle, a first driving mechanism and a second driving mechanism, and the positioning rod can rotate back and forth in the circumferential direction The positioning rod is provided on the base, the outer surface of the positioning rod is provided with a limiting part that can prevent the cylinder from rotating relative to the positioning rod in the circumferential direction, the positioning rod is hollow and an accommodation cavity is formed inside, and the positioning pin is retractable. Set in the accommodating cavity, the first driving mechanism is drivingly connected with the positioning rod and used to drive the positioning rod to reciprocate, and the second driving mechanism is connected with the positioning needle through a transmission mechanism and is used to drive the positioning needle to extend or retract. It is returned to the accommodating cavity of the positioning rod; the side part of the positioning rod is provided with a pressing member which enables the yarn to be wound around the circumference of the cylinder.

2 . The cylinder body and yarn material assembling mechanism of the automatic hair curler assembling machine according to claim 1 , wherein the base is provided with a first vertical plate, and the first vertical plate is provided with a positioning rod. 3 . The first through hole passed through, the positioning rod is laterally arranged on the base through a bearing through the first through hole, the front end of the positioning rod is exposed on the front side of the first vertical plate and is used to fix the cylinder, the The rear end of the positioning rod is exposed on the rear side surface of the first vertical plate and is in driving connection with the first driving mechanism.

3 . The cylinder body and yarn material assembling mechanism of the automatic hair curler assembling machine according to claim 2 , wherein the first driving mechanism is an air cylinder arranged on one side of the positioning rod, and the piston rod of the air cylinder is on the cylinder body and the yarn material assembling mechanism 3 . A rack extending toward the side of the positioning rod is connected. Correspondingly, the outer circumference of the positioning rod is sleeved with a gear that meshes with the rack. When the piston rod of the first driving mechanism extends or contracts, it is driven by the rack. The gear rotates, which in turn drives the positioning rod to reciprocate.

4 . The barrel and yarn material assembling mechanism of the automatic hair curler assembling machine according to claim 3 , wherein the upper surface of the base is provided with a chute, and correspondingly, the bottom of the rack has the same The chute guides the mating slide.

5 . The cylinder body and yarn material assembling mechanism of the automatic hair curler assembling machine according to claim 3 , wherein the base is further provided with a second vertical plate, and the second vertical plate is arranged on the first vertical plate. 6 . The rear side of the locating rod is spaced and parallel to the first vertical plate, and the second vertical plate is provided with a through hole for the rear end of the positioning rod to pass through, and the rear end of the positioning rod is rotatably connected to the through hole through a bearing. Inside.

6 . The cylinder body and yarn material assembling mechanism of the automatic hair curler assembling machine according to claim 1 , wherein the cylinder body is provided with a plurality of openings, and the positioning needle extends Out of the positioning rod and through the opening on the cylinder body, the yarn material on the circumference of the cylinder body is positioned; the end edge of the cylinder body is provided with a notch corresponding to the limiting portion.

7 . The cylinder body and yarn material assembling mechanism of an automatic hair curler assembling machine according to claim 1 , wherein the second driving mechanism is an air cylinder, and the piston rod of the air cylinder is on the cylinder. 8 . A transmission bar is connected, the transmission bar is inserted into the accommodating cavity of the positioning rod from the rear end of the positioning rod, and the front end of the positioning rod is provided with a through hole for the transmission rod to extend; one side of the transmission rod is formed as A pusher part with the notch and the convex part spaced apart, the positioning pin is set on one side of the pusher part through the bottom bracket, the positioning rod is correspondingly provided with a through hole for the positioning pin to extend, and the bottom bracket is connected to the transmission When the notch of the rod is in abutment state, the positioning pin is retracted into the positioning rod, and in the state where the bottom bracket is in contact with the convex part of the transmission rod, the positioning pin extends out of the positioning rod.

8 . The cylinder body and yarn material assembling mechanism of an automatic hair curler assembling machine according to claim 1 , wherein the pressing member comprises a connecting seat, a third driving mechanism and a pressing member. 9 . One side of the connecting seat is installed on the front side of the first vertical plate, the pressing block can be moved up and down on the bottom of the connecting seat, and the third driving mechanism is installed on the connecting seat and presses against the connecting seat. Block driven connection.

9 . The cylinder body and yarn material assembling mechanism of the automatic hair curler assembling machine according to claim 8 , wherein the bottom of the pressing block is formed into an arc-shaped surface that matches the outer circumference of the positioning rod, and the The top of the abutting block is connected to the connecting seat through a guide rod that can move up and down. The third driving mechanism is an air cylinder, the air cylinder is arranged above the connecting seat, and the piston rod of the air cylinder passes through the connecting seat and the abutting block. top drive connection.

10 . The cylinder body and yarn material assembling mechanism of an automatic hair curler assembling machine according to claim 8 , wherein the number of the pressing members is two, and they are respectively inclined and arranged on the upper left and upper right of the positioning rod.

Background technique

At present, there are mainly two types of hair curlers on the market: plastic hair curlers and electric hair curlers. Electric hair curlers are generally suitable for professional hairdressing institutions such as barber shops, and the price is relatively high. Beauty establishments, and can also be used at home for curling hair yourself.

FIG. 7 shows a plastic hair curler, which includes a barrel a and a yarn material b wound around the outer circumference of the barrel body a. The outer circumference of the yarn material b has several small barbs that are easy to adhere to the hair. In the prior art, when producing such a plastic hair curler, the worker generally first winds the yarn around the outer circumference of the cylinder, cuts the yarn after the yarn is completely wrapped around the cylinder, and welds both ends of the yarn. Or bonded together, so that the yarn material forms a yarn material layer that is sleeved on the periphery of the cylinder. Using manual assembly not only has low production efficiency, but also requires a lot of manpower and material resources, and due to the instability of human factors, it is easy to cause inconsistent tightness between the yarn material layer and the cylinder of each hair curler, or the yarn material is bonded. The longer tail is left on the surface of the yarn material layer, which will greatly affect the use of the hair curler, resulting in a high scrap rate and low qualification rate of the plastic hair curler, which increases the production cost of the hair curler to a certain extent. , reducing the company’s production profits.

 Therefore, it is particularly necessary to provide an automatic assembling machine for hair curlers, and it is necessary to provide an assembling mechanism that can wrap the yarn around the circumference of the cylinder.

Utility model content

The technical problem to be solved by the utility model is to provide a cylinder body and yarn material assembling mechanism of a hair curler automatic assembling machine, which is simple and reasonable in structure, convenient in use, and can effectively improve production efficiency and product qualification rate according to the current state of the prior art.

The technical scheme adopted by the utility model to solve the above-mentioned technical problems is: an assembling mechanism of a cylinder body and a yarn material of an automatic hair curler assembling machine, which is characterized in that it comprises a base, a positioning rod, a positioning needle, a first driving mechanism and a second driving mechanism. A drive mechanism, the positioning rod can be circumferentially reciprocated and set on the base, the outer surface of the positioning rod is provided with a limiter that can prevent the cylinder from rotating in the circumferential direction relative to the positioning rod, and the positioning rod is hollow inside. There is an accommodating cavity, the positioning needle is telescopically arranged in the accommodating cavity, the first driving mechanism is drivingly connected with the positioning rod and is used to drive the positioning rod to reciprocate, and the second driving mechanism is connected with the positioning rod through a transmission mechanism. The positioning needle is connected and used to drive the positioning needle to extend or retract into the accommodating cavity of the positioning rod; the side part of the positioning rod is provided with a pressing member which enables the yarn to be wound around the circumference of the cylinder.

In the above solution, the base is provided with a first vertical plate, the first vertical plate is provided with a first through hole for the positioning rod to pass through, and the positioning rod passes through the first through hole horizontally through a bearing. Arranged on the base, the front end of the positioning rod is exposed on the front side of the first vertical plate and is used to fix the cylinder, and the rear end of the positioning rod is exposed on the rear side of the first vertical plate and is connected with the first drive mechanism. .

As an improvement, the first driving mechanism is a cylinder arranged on one side of the positioning rod, and the piston rod of the cylinder is connected with a rack extending toward the side of the positioning rod. Correspondingly, the outer circumference of the positioning rod is sleeved with The rack is meshed with a gear for transmission, and when the piston rod of the first driving mechanism extends or retracts, the rack drives the gear to rotate, thereby driving the positioning rod to reciprocate.

Preferably, the upper surface of the base is provided with a chute, and correspondingly, the bottom of the rack has a slider that guides and cooperates with the chute. The base is also provided with a second vertical plate, the second vertical plate is arranged on the rear side of the first vertical plate and is arranged in parallel with the first vertical plate, and the second vertical plate is provided with a rear end for the positioning rod A through hole is penetrated therein, and the rear end of the positioning rod is rotatably connected in the through hole through a bearing.

In each of the above preferred solutions, the cylinder body is provided with a plurality of openings, and the positioning needles extend out of the positioning rod and pass through the openings on the cylinder body to position the yarn around the cylinder body; The edge of the end portion is provided with a notch corresponding to the limiting portion.

Further improvement, the second driving mechanism is a cylinder, the piston rod of the cylinder is connected with a transmission rod, the transmission rod is inserted into the accommodating cavity of the positioning rod from the rear end of the positioning rod, and the front end of the positioning rod is open. There is a through hole for the transmission bar to extend; one side of the transmission rod is formed as a push portion with the notch and the convex portion spaced apart, the positioning pin is supported on one side of the push portion through the bottom, and the positioning rod Correspondingly, there is a through hole for the positioning needle to protrude. When the bottom bracket is in contact with the notch of the transmission rod, the positioning needle is retracted into the positioning rod. When the bottom bracket is in contact with the convex part of the transmission rod, the positioning The needle protrudes out of the positioning rod.

 Further improvement, the pressing member includes a connecting seat, a third driving mechanism and a pressing block, one side of the connecting seat is installed on the front side of the first vertical plate, and the pressing block can move up and down and is arranged on the At the bottom of the connecting seat, the third driving mechanism is arranged on the connecting seat and is drivingly connected with the pressing block.

Preferably, the bottom of the abutting block is formed into an arc-shaped surface that matches the outer circumference of the positioning rod, the top of the abutting block is connected to the connecting seat through a guide rod that can move up and down, and the third driving mechanism It is an air cylinder, the air cylinder is arranged above the connecting seat, and the piston rod of the air cylinder is drivingly connected with the top of the pressing block through the connecting seat. When the piston rod of the third drive mechanism is extended, the pressing block is pushed down, so that the pressing block is lightly pressed against the outer circumference of the positioning rod, and the yarn material on the outer circumference of the positioning rod is held in hand, so that the yarn material can follow the positioning rod. Rotate to roll.

Preferably, there are two pressing members, and they are respectively arranged at the upper left and upper right of the positioning rod obliquely.

Compared with the prior art, the advantages of the present utility model are: the utility model has a simple and reasonable structure, and during use, when the upper end of the yarn material is in contact with the positioning rod, the second driving mechanism drives the positioning needle to extend the positioning rod and insert it into the yarn material. The yarn material is positioned, and then the first drive mechanism drives the positioning rod to drive the cylinder to rotate. During this process, the abutting member presses the yarn on the cylinder lightly, playing the role of hand-holding, so that the yarn follows the cylinder. After the yarn is completely wound on the outer circumference of the cylinder, the head end and the tail end of the yarn superimposed on each other can be welded by the welding mechanism. The whole process is carried out under the control of the control program. It is convenient, greatly improves the production efficiency, and the alignment effect between the yarn material and the cylinder body is good during the assembly process, which improves the quality stability and qualification rate of the product.

Description of drawings

Fig.1 is the structural representation of the utility model embodiment;

Fig.2 is the partial structure schematic diagram of Fig.1;

Fig.3 is the top view of Fig.2;

Fig.4 is a schematic structural diagram of a positioning rod in an embodiment of the present invention;

Fig.5 is a schematic structural diagram of a transmission mechanism in an embodiment of the present invention;

Fig.6 is the structural schematic diagram of the pressing member in Fig.3;

FIG.7 is a schematic structural diagram of the background technology of the present invention.

Detailed description

The present utility model will be further described in detail below with reference to the embodiments of the accompanying drawings.

As shown in FIGS. 1 to 6 , the assembly mechanism 3 of the cylinder body and the yarn material in this embodiment includes a base 35 , a positioning rod 31 , a positioning needle 32 , a first driving mechanism 33 and a second driving mechanism 34 . The positioning rod 31 can The circumferential reciprocating rotation is provided on the base 35. The outer surface of the positioning rod 31 is provided with a limiting portion 311 that can prevent the cylindrical body a from rotating relative to the positioning rod 31 in the circumferential direction. The needle 32 is telescopically arranged in the accommodating cavity, the first driving mechanism 33 is drivingly connected with the positioning rod 31 and is used to drive the positioning rod 31 to reciprocate and rotate, and the third driving mechanism 34 is connected with the positioning needle 32 through a transmission mechanism 36 and uses The positioning needle 32 is driven to extend or retract into the accommodating cavity of the positioning rod 31 .

The cylinder body a is provided with a plurality of openings a1. When the positioning needle 32 extends out of the positioning rod 31, it can pass through the opening a1 on the cylinder body a to position the yarn material b on the outer circumference of the cylinder body a, so as to prevent the yarn material b from sliding and affecting the yarn. Rolling of material. The end edge of the cylinder body a is also provided with

There is a notch a2 corresponding to the limiting part 311. When the cylinder body a is sleeved outside the positioning rod 31, the limiting part 311 is clamped in the notch a2 of the cylinder body a, so as to locate the position of the cylinder body a. , the cylinder a rotates synchronously with the positioning rod 31 to prevent the cylinder a from rotating relative to the positioning rod 31 .

Specifically, the base 35 is provided with a first vertical plate 351, the first vertical plate 351 is provided with a first through hole for the positioning rod 31 to pass through, and the positioning rod 31 is laterally arranged on the base through a bearing through the first through hole 35, the front end of the positioning rod 31 is exposed on the front side of the first vertical plate 351 and used to fix the cylinder a, and the rear end of the positioning rod 31 is exposed on the rear side of the first vertical plate 351 and is connected with the first drive mechanism 33. . The first driving mechanism 33 is a cylinder arranged on one side of the positioning rod 31 , and the piston rod of the cylinder is connected with a rack 37 extending toward the side of the positioning rod 31 . Correspondingly, the outer circumference of the positioning rod 31 is sleeved with the rack. 37 meshes with the gear 38 for transmission. When the piston rod of the first driving mechanism 33 extends or retracts, the gear 38 is driven to rotate through the rack 37, thereby driving the positioning rod 31 to reciprocate. In order to make the rack 37 run stably, the base 35 is further provided with a chute 350. Correspondingly, the bottom of the rack 37 has a slider 371 that guides and cooperates with the chute 350. At the same time, in order to stabilize the rotation of the positioning rod 31, the base 35 is also provided with a second vertical plate 352, the second vertical plate 352 is disposed on the rear side of the first vertical plate 351 and is arranged in parallel with the first vertical plate 351, and The second vertical plate 352 is provided with a through hole through which the rear end of the positioning rod 31 passes, and the rear end of the positioning rod 31 is rotatably connected to the through hole through a bearing.

The above-mentioned second driving mechanism 34 is a cylinder, the piston rod of the cylinder is connected with a transmission rod 361, the transmission rod 361 is inserted into the accommodating cavity of the positioning rod 31 from the rear end of the positioning rod 31, and the The front end is provided with a through hole 312 through which the transmission bar 361 extends. One side of the transmission rod 361 is formed into a push portion 3610 with the notch 3611 and the convex portion 3612 arranged at intervals. The positioning needle 32 is arranged on one side of the push portion 3610 through the bottom bracket 321 , and the positioning rod 31 is correspondingly provided with a space for the positioning needle 32 to extend. Through hole 310, the positioning pin 32 is retracted into the positioning rod 31 when the bottom bracket 321 is in contact with the notch 3611 of the transmission rod 31, and the positioning pin 32 is extended when the bottom bracket 321 is in contact with the convex part 3612 of the transmission rod 31. Outside the positioning rod 31 , the above-mentioned transmission bar 361 and the bottom bracket 321 together constitute the transmission mechanism 36 . The rear side of the bottom bracket 321 is formed into a hemispherical shape, so as to cooperate with the notch 3611 or the convex portion 3612 of the transmission rod 31 when the transmission rod 31 moves back and forth, so that the positioning pin 32 can be retracted or extended from the outer surface of the positioning rod 31 the through hole 310.

The pressing member 8 in this embodiment includes a connecting seat 81 , a third driving mechanism 82 and a pressing block 83 . One side of the connecting seat 81 is installed on the front side of the first vertical plate 351 , and the pressing block 83 can move up and down. The third driving mechanism 82 is arranged on the connecting seat 81 and is drivingly connected with the pressing block 83 . Specifically, the bottom of the pressing block 83 is formed into an arc-shaped surface 831 that matches the outer circumference of the positioning rod 31 , and the top of the pressing block 83 is connected to the connecting seat 81 through the guide rod 832 that can move up and down. The third driving mechanism 82 is an air cylinder, the air cylinder is arranged above the connecting seat 81 , and the piston rod of the air cylinder passes through the connecting seat 81 and is drivingly connected with the top of the pressing block 83 . When the piston rod of the third driving mechanism 82 extends, pushes the abutting block 83 to move downward, so that the abutting block 83 is lightly pressed against the outer circumference of the positioning rod 31, and plays a hand-holding effect on the yarn material b on the outer circumference of the positioning rod 31, thereby making The yarn material b is rolled as the positioning rod 31 rotates. There are two pressing members 8 in this embodiment, and they are respectively arranged at the upper left and upper right of the positioning rod 31 in an inclined manner.

In the process of using the assembling mechanism of this embodiment, when the upper end of the yarn material b is in contact with the positioning rod 31, the second driving mechanism 34 drives the positioning needle 32 to extend out of the positioning rod 31 and insert it into the yarn material b to position the yarn material, and then the first The driving mechanism 33 drives the positioning rod 31 to drive the cylinder body a to rotate. During this process, the pressing member 8 presses the yarn material b lightly on the cylinder body a, and plays the role of hand-holding, so that the yarn material b follows the movement of the cylinder body a. After the yarn material b is completely wound on the outer circumference of the cylinder body a, the head end and the tail end of the yarn material b superimposed on each other can be welded by a welding mechanism.


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