CN112397758A

CN112397758A - Winding device

Info

Publication number: CN112397758A
Application number: CN202011120593.7A
Authority: CN
Inventors: 李友舟; 毛琪; 范红武; 呙德红
Original assignee: Shenzhen Chengjie Intelligent Equipment Co Ltd
Current assignee: Shenzhen Chengjie Intelligent Equipment Co Ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-02-23
Anticipated expiration: 2040-10-19
Also published as: CN112397758B

Abstract

The invention belongs to the technical field of capacitor manufacturing, and particularly relates to a winding device. The winding device comprises a first driving piece, a winding head and a winding needle assembly; the winding head comprises a mounting disc connected with the first driving piece; the winding needle assembly comprises six winding needles which are rotatably arranged on the mounting disc and are annularly arranged at equal intervals; the winding head is provided with a pre-primary winding station, an upper adhesive tape feeding station, an adhesive tape cutting station, a material returning station, a waiting station and a positioning station which are annularly arranged in sequence at equal intervals and are arranged opposite to the six winding needles one by one; the first driving piece drives six winding needles to rotate through the mounting disc, so that the six winding needles sequentially and circularly pass through a pre-primary winding station, an upper adhesive tape feeding station, an adhesive tape cutting station, a material returning station, a waiting station and a positioning station. According to the winding device, the six winding needles are adopted, the winding, adhesive tape feeding, blanking and other work of the workpiece to be processed can be completed without switching the winding needles, and the processing efficiency of the workpiece to be processed is improved.

Description

Winding device

Technical Field

The invention belongs to the technical field of capacitor manufacturing, and particularly relates to a winding device.

Background

With the continuous development of battery technology, batteries are increasingly widely applied to devices such as electric vehicles. The battery core is an important component of the battery, and the quality of the battery core determines the advantages and disadvantages of the battery; and the battery cell is made by winding the positive aluminum foil, the negative aluminum foil and the partition board according to a certain sequence. In the prior art, the winding work of the battery cell is usually automatically completed by a winding device, and the automatic winding of the battery cell not only improves the production efficiency of the battery cell, but also ensures the winding quality and the winding precision of the battery cell.

However, the battery cell winding device in the prior art can only perform winding work on the battery cell, and the tape winding work on the outer wall of the battery cell needs to be manually completed, so that the manufacturing cost of the battery cell is increased; in addition, the structure of the conventional battery cell winding device has the defects of complex structure, low winding stability and the like.

Disclosure of Invention

The invention solves the technical problems of low winding stability and the like of a battery cell winding device in the prior art, and provides the winding device.

In view of the above problems, an embodiment of the present invention provides a winding device, including a first driving member, a winding head, and a winding needle assembly; the winding head comprises a mounting disc connected with the first driving piece; the winding needle assembly comprises six winding needles which are rotatably arranged on the mounting disc and are annularly arranged at equal intervals; the winding head is provided with a pre-primary winding station, an upper adhesive tape applying station, an adhesive tape cutting station, a material returning station, a waiting station and a positioning station which are annularly arranged in sequence at equal intervals and are arranged opposite to the six winding needles one by one; the first driving piece drives the six winding needles to rotate through the mounting disc, so that the six winding needles sequentially and circularly pass through a pre-primary winding station, an upper adhesive tape applying station, an adhesive tape cutting station, a material returning station, a waiting station and a positioning station;

after the winding needle is used for winding the workpiece to be processed at the pre-primary winding station, the workpiece to be processed is subjected to adhesive tape winding at the upper adhesive tape station;

cutting off the adhesive tape wound on the workpiece to be processed by the winding needle at the adhesive tape cutting station, and returning the workpiece to be processed by the returning tool;

after the waiting station waits for a preset time, the winding needle is positioned at the positioning station and rotated to the pre-primary winding station again.

Optionally, the winding device comprises a rotary column assembly, and the rotary column assembly comprises six rotary columns which are annularly arranged in sequence at equal intervals and are arranged opposite to the six winding needles one by one; six through holes which are distributed in an annular mode at equal intervals are formed in the mounting disc; and the rotary column is connected with the winding needle after penetrating through the corresponding through hole.

Optionally, one ends of the six rotary columns, which are far away from the winding needle, are provided with first meshing teeth; the winding device further comprises a first rotary drum and a second rotary drum sleeved on the first rotary drum, and two opposite ends of the first rotary drum extend out of the second rotary drum; the first rotary drum is provided with second meshing teeth, and the second rotary drum is provided with third meshing teeth; the six first meshing teeth are meshed with the second meshing teeth or the third meshing teeth;

the winding device further comprises a second driving piece and a third driving piece; an output shaft of the first driving piece penetrates through an inner hole of the first rotary drum to be connected with the mounting disc, an output shaft of the second driving piece is connected with the first rotary drum, and an output shaft of the third driving piece is connected with the second rotary drum.

Optionally, one end of the first rotary drum, which is far away from the second meshing teeth, is provided with fourth meshing teeth, and one end of the second rotary drum, which is far away from the third meshing teeth, is provided with fifth meshing teeth; the winding device further comprises a first synchronous belt and a second synchronous belt; the output end of the second driving piece drives the first rotary drum through the first synchronous belt connected to the fourth meshing tooth; the output end of the three driving pieces drives the second rotary drum through the second synchronous belt connected to the fifth meshing teeth.

Optionally, sixth engaging teeth are arranged at one ends of the six rotating columns, which are far away from the first engaging teeth, and seventh engaging teeth which are engaged with the sixth engaging teeth are arranged on the six winding needles; the first rotary drum rotates to drive the three winding needles positioned at the pre-primary winding station, the upper adhesive tape feeding station and the positioning station to rotate simultaneously through a fourth meshing tooth and a sixth meshing tooth which are meshed with each other; and the rotation of the second rotary drum drives the three winding needles positioned at the adhesive tape cutting station, the material returning station and the waiting station to rotate simultaneously through a fifth meshing tooth and a seventh meshing tooth which are meshed with each other.

Optionally, the winding device further comprises a mounting seat, a first cam, a connecting gear, a first swing arm rod assembly and a transmission shaft rotatably mounted on the mounting seat; the first cam and the connecting gear are both arranged on the transmission shaft; one end of the first swing arm rod assembly is abutted against the first cam, and the other end of the first swing arm rod assembly drives the rotary column positioned at the pre-winding station to move forwards;

the winding device further comprises a third synchronous belt and a divider; an output shaft of the first driving piece is connected with the connecting gear and the input end of the divider through the third synchronous belt; and an output shaft of the divider is connected with the mounting disc.

Optionally, the winding device further comprises a second swing arm rod assembly and a second cam installed on the transmission shaft, one end of the second swing arm rod assembly abuts against the second cam, and the other end of the second swing arm rod assembly drives the rotary column assembly located at the blanking station to move backwards.

Optionally, chutes are respectively arranged at one ends of the six rotary columns far away from the winding needle; the winding device further comprises a push rod assembly, and the push rod assembly comprises six push rods which are slidably mounted on the sliding groove;

the first cam drives the push rod positioned at the pre-primary winding station to slide along the sliding groove through the first swing arm rod assembly until the push rod drives the winding needle positioned at the pre-primary winding station to extend out;

the second cam drives the push rod located at the blanking station to slide along the sliding groove through the second swing arm rod assembly until the push rod drives the winding needle located at the blanking station to retract.

Optionally, the winding device further comprises a swivel base assembly comprising six swivel bases each having a mounting hole; and each rotary column is connected with the corresponding winding needle after sequentially penetrating through the corresponding through hole and the corresponding mounting hole.

Optionally, the winding device further comprises a fixing seat, six penetrating holes are formed in the fixing seat, the six penetrating holes are sequentially and annularly arranged at equal intervals and are arranged one by one in the six winding needles, and each winding needle penetrates through the corresponding penetrating hole and then is connected with the corresponding rotating seat.

In the invention, the winding needle assembly comprises six winding needles which are rotatably arranged on the mounting disc and are annularly arranged at equal intervals; the winding head is provided with a pre-primary winding station, an upper adhesive tape applying station, an adhesive tape cutting station, a material returning station, a waiting station and a positioning station which are annularly arranged in sequence at equal intervals and are arranged opposite to the six winding needles one by one; first driving piece can drive six it is rotatory in proper order to just rolling up station, rubberizing area station, cutting sticky tape station, material returned station, waiting for station and location station to roll up the needle to accomplish corresponding work on the station that corresponds, can accomplish the work of treating the coiling processing of machined part, rubberizing area, automatic unloading. According to the winding device, the six winding needles are adopted, the winding processing, the adhesive tape feeding, the blanking and other work of the workpiece to be processed can be completed without switching the winding needles, so that the processing efficiency of the workpiece to be processed is improved, the spacing between the winding needles of the winding needle assembly is fixed, the processing of the workpiece to be processed is more stable, the eccentricity ratio is low, and the processing quality of the workpiece to be processed is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of a winding device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of another view angle of a winding device according to an embodiment of the present invention;

fig. 3 is a schematic partial structural view of a winding device according to an embodiment of the present invention;

fig. 4 is a schematic partial structural view of a winding device according to an embodiment of the present invention;

fig. 5 is a schematic partial structural view of a winding device according to an embodiment of the present invention;

FIG. 6 is a schematic view of a portion of a winding device according to an embodiment of the present invention;

FIG. 7 is a schematic view of a portion of a winding device according to an embodiment of the present invention;

FIG. 8 is a schematic view of a portion of a winding device according to an embodiment of the present invention;

FIG. 9 is a partial enlarged view of FIG. 8A;

fig. 10 is a schematic structural view of the first drum and the second drum of the winding device according to an embodiment of the present invention.

The reference numerals in the specification are as follows:

1. a first driving member; 2. a winding head; 21. mounting a disc; 3. a needle winding assembly; 31. coiling a needle; 311. a seventh meshing tooth; 4. a rotary column assembly; 41. turning the column; 411. a first meshing tooth; 412. a sixth meshing tooth; 413. a chute; 5. a first rotating drum; 51. a second meshing tooth; 52. a fourth meshing tooth; 6. a second rotating drum; 61. a third meshing tooth; 62. a fifth meshing tooth; 7. a second driving member; 8. a third driving member; 9. a mounting seat; 100. a first cam; 101. a connecting gear; 102. a first swing arm lever assembly; 103. a drive shaft; 104. a third synchronous belt; 105. a divider; 108. a second swing arm lever assembly; 109. a second cam; 110. a push rod assembly; 1101. a push rod; 111. a swivel base assembly; 1111. a rotating base; 112. a fixed seat.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to fig. 2, a winding device according to an embodiment of the present invention includes a first driving member 1, a winding head 2, and a winding needle assembly 3; the winding head 2 comprises a mounting disc 21 connected with the first driving piece 1; the winding needle assembly 3 comprises six winding needles 31 which are rotatably arranged on the mounting disc 21 and are annularly arranged at equal intervals; the winding head 2 is provided with a pre-primary winding station, an upper adhesive tape feeding station, an adhesive tape cutting station, a material returning station, a waiting station and a positioning station which are sequentially arranged in an equally-spaced annular manner and are arranged opposite to the six winding needles 31 one by one; the first driving piece 1 drives the six winding needles 31 to rotate through the mounting disc 21, so that the six winding needles 31 sequentially and circularly pass through a pre-primary winding station, an upper adhesive tape feeding station, an adhesive tape cutting station, a material returning station, a waiting station and a positioning station; it can be understood that, the pre-primary winding station, the upper adhesive tape station, the adhesive tape cutting station, the material returning station, the waiting station and the positioning station are fixed and unchangeable relative to the space position, and six winding needles 31 can rotate to six stations on the winding head 2 in sequence.

Further, an included angle between connecting lines of two adjacent winding needles 31 and the central axis of the winding needle assembly 3 is 60 degrees; and the winding head 2 is provided with a pre-primary winding station, an upper adhesive tape feeding station, an adhesive tape cutting station, a material returning station, a waiting station and a positioning station, and the included angle between the two adjacent stations and the central shaft connecting line of the winding head 2 is 60 degrees and is opposite to the winding needle assembly 3. It is understood that the winding needle assembly 3 includes a first winding needle, a second winding needle, a third winding needle, a fourth winding needle, a fifth winding needle and a sixth winding needle.

After the winding needle 31 performs winding processing on the workpiece to be processed at the pre-primary winding station, performing adhesive tape winding on the workpiece to be processed at the upper adhesive tape station; specifically, when the first driving member 1 drives the winding needle 31 to rotate to the pre-primary winding station through the mounting disc 21, the winding needle 31 located at the pre-primary winding station finishes winding of the positive aluminum foil, the negative aluminum foil and the partition board in the workpiece to be processed; the first driving piece 1 drives the winding needle 31 to rotate to an upper adhesive tape station through the mounting disc 21, a workpiece to be machined is fed into an adhesive tape from an external adhesive tape feeding part at the upper adhesive tape station and is adhered to the outer surface of the workpiece to be machined, the winding needle 31 positioned at the upper adhesive tape station clamps the workpiece to be machined to rotate, and the adhesive tape is wound on the outer surface of the workpiece to be machined.

Cutting off the adhesive tape wound on the workpiece to be processed at the adhesive tape cutting station by the winding needle 31, and returning the workpiece to be processed at the material returning station; specifically, the to-be-processed member whose outer surface has been wound with adhesive tape is driven by the first driving member 1 to rotate to the adhesive tape cutting station, and the wound adhesive tape is cut by an external cutter (illustratively, the to-be-processed member is still clamped by the winding needle 31 located at the adhesive tape cutting station, so as to prevent the to-be-processed member from falling off when the adhesive tape is cut); and the to-be-processed workpiece after the adhesive tape is cut off is driven by the first driving piece 1 to rotate to the material returning station, and the to-be-processed workpiece after processing is taken down by the to-be-processed workpiece by an external manipulator.

After the waiting station waits for a preset time, the winding needle 31 is positioned at the positioning station and the winding needle 31 is rotated to the pre-primary winding station again. Specifically, after the blanking of the blanking station is completed, the right driving member drives the needle winding assembly 3 to the waiting station, and after the waiting station waits for a preset time, the first driving member 1 drives the needle winding assembly 3 to integrally rotate to the positioning station, and because an error of a rotation position inevitably occurs in the process of driving the needle winding assembly 3 to rotate before the first driving member 1, the first driving member drives the needle winding assembly 3 to integrally rotate to an initial position, and after the positioning is completed; the first driving component 1 drives the winding needle 31 which is already positioned to rotate to the pre-primary winding station again, so as to prepare for the next processing of the workpiece to be processed.

The workpiece to be processed includes, but is not limited to, a battery cell, a prime mover, and the like.

In the invention, the winding needle assembly 3 comprises six winding needles 31 which are rotatably arranged on the mounting disc 21 and are annularly arranged at equal intervals; the winding head 2 is provided with a pre-primary winding station, an upper adhesive tape feeding station, an adhesive tape cutting station, a material returning station, a waiting station and a positioning station which are sequentially arranged in an equally-spaced annular manner and are arranged opposite to the six winding needles 31 one by one; first driving piece 1 can drive six book needle 31 rotates in proper order to in advance roll up station, rubberizing area station, cut the sticky tape station, material returned station, wait for station and location station to accomplish corresponding work on the station that corresponds, can accomplish the work of treating the coiling processing of machined part, rubberizing area, automatic unloading. According to the invention, the winding device adopts six winding needles 31, and can complete the winding, adhesive tape feeding, blanking and other work of the workpiece to be processed without switching the winding needles 31, so that the processing efficiency of the workpiece to be processed is improved, and the spacing between the winding needles 31 of the winding needle assembly 3 is fixed, so that the processing of the workpiece to be processed is more stable, the eccentricity ratio is low, and the processing quality of the workpiece to be processed is improved.

In one embodiment, as shown in fig. 3 to 5, the winding device includes a rotary column assembly 4, where the rotary column assembly 4 includes six rotary columns 41 arranged in a sequential equal-spaced ring shape and disposed opposite to the six winding needles 31 one by one; six through holes which are distributed in an annular mode at equal intervals are formed in the mounting disc 21; the rotary column 41 is connected with the winding needle 31 after passing through the corresponding through hole. Specifically, the rotary column assembly 4 includes a first rotary column, a second rotary column, a third rotary column, a fourth rotary column, a fifth rotary column and a sixth rotary column; the through holes comprise a first through hole, a second through hole, a third through hole, a fourth through hole, a fifth through hole and a sixth through hole which are arranged on the mounting disc 21 in an annular mode at equal intervals; the first rotary column extends into the first through hole and is connected with the first winding needle, the second rotary column extends into the second through hole and is connected with the second winding needle, the third rotary column extends into the third through hole and is connected with the third winding needle, the fourth rotary column extends into the fourth through hole and is connected with the fourth winding needle, the fifth rotary column extends into the fifth through hole and is connected with the fifth winding needle, and the sixth rotary column extends into the sixth through hole and is connected with the sixth winding needle.

Illustratively, when the first driving member 1 drives the rotating assembly to integrally rotate, the rotary column assembly 4 also rotates along with the rotation of the winding needle assembly 3. In the invention, through the design of the rotary column component 4, each winding needle 31 can be driven to rotate, and the processing work of the workpiece to be processed at the corresponding station is further completed; the winding device is simple in structure, convenient to process and low in manufacturing cost.

In one embodiment, as shown in fig. 3 to 5 and 10, the ends of the six rotating columns 41 far away from the winding needle 31 are provided with first engaging teeth 411; the winding device further comprises a first rotating drum 5 and a second rotating drum 6 sleeved on the first rotating drum 5, wherein two opposite ends of the first rotating drum 5 extend out of the second rotating drum 6; the first rotating drum 5 is provided with second meshing teeth 51, and the second rotating drum 6 is provided with third meshing teeth 61; six of the first engagement teeth 411 and each engaged with the second engagement teeth 51 or the third engagement teeth 61; specifically, the first engaging teeth 411 are disposed on the outer walls of the first rotating column 41, the second rotating column 41, the third rotating column 41, the fourth rotating column 41, the fifth rotating column 41 and the sixth rotating column 41; the second engagement teeth 51 of the first drum 5 engage with the first engagement teeth 411 of the three rotary columns 41 located at the pre-primary winding station, the upper adhesive tape station and the positioning station; the third engaging teeth 61 of the second drum 6 engage with the first engaging teeth 411 of the three rotary columns 41 at the tape cutting station, the blanking station and the waiting station

The winding device further comprises a second driving member 7 and a third driving member 8; the output shaft of the first driving member 1 passes through the inner hole of the first rotary drum 5 to be connected with the mounting disc 21, the output shaft of the second driving member 7 is connected with the first rotary drum 5, and the output shaft of the third driving member 8 is connected with the second rotary drum 6. According to the invention, through the design of the second driving piece 7 and the third driving piece 8, all processing work of the workpiece to be processed can be completed, the integration level of the winding device is improved, and the manufacturing cost of the winding device is reduced.

In an embodiment, as shown in fig. 3 to 5 and 10, an end of the first drum 5 away from the second engaging teeth 51 is provided with fourth engaging teeth 52, and an end of the second drum 6 away from the third engaging teeth 61 is provided with fifth engaging teeth 62; the winding device further comprises a first timing belt (not shown) and a second timing belt (not shown); the output end of the second driving member 7 drives the first rotary drum 5 through the first synchronous belt connected to the fourth meshing teeth 52; the output of the three drive elements drives the second drum 6 via the second timing belt connected to the fifth toothing 62. Specifically, all install the gear on the output shaft of second driving piece 7 with third driving piece 8, first synchronous belt is through installing gear on the second driving piece 7 with fourth meshing tooth 52 drives first barrel 5 rotates, and then drives and is located the position is rolled up in advance the station go up the adhesive tape station and the threely of location station rotary column 41 rotates, is located the position is rolled up in advance the station go up the adhesive tape station and the location station is three the rotation of rotary column 41 will drive the rotation of three book needle 31 that corresponds the station, and then can accomplish the work of treating the coiling of machined part, last adhesive tape and location.

Further, the second synchronous belt drives the second rotary drum 6 to rotate through a gear arranged on the third driving part 8 and the fifth meshing gear 62, so as to drive the rotary columns 41 which are positioned at the lower adhesive tape station, the blanking station and the waiting station to rotate, and the rotary columns 41 which are positioned at the initial winding station, the upper adhesive tape station and the waiting station to rotate drive the three winding needles 31 of the corresponding stations to rotate, so that the adhesive tape winding, blanking and waiting of the workpiece to be processed can be completed. Preferably, the second driving element 7 and the third driving element 8 are both servo motors. In the invention, the winding device has compact structure and convenient control.

In an embodiment, as shown in fig. 3 to 5, six ends of the rotary column 41 away from the first engaging tooth 411 are provided with sixth engaging teeth 412, and six winding needles 31 are provided with seventh engaging teeth 311 engaged with the sixth engaging teeth 412; the rotation of the first rotary drum 5 drives the three winding needles 31 positioned at the pre-primary winding station, the upper adhesive tape station and the positioning station to rotate simultaneously through the fourth meshing tooth 52 and the sixth meshing tooth 412 which are meshed with each other; the rotation of the second drum 6 drives the three winding needles 31 located at the tape cutting station, the material returning station and the waiting station to rotate simultaneously through the fifth meshing tooth 62 and the seventh meshing tooth 311 which are meshed with each other. Specifically, the sixth engaging tooth 412 is disposed at each of the ends of the first rotating column 41, the second rotating column 41, the third rotating column 41, the fourth rotating column 41, the fifth rotating column 41 and the sixth rotating column 41 away from the first engaging tooth 411; it will be appreciated that the opposite ends of the first rotary post 41 are provided with the first transmission tooth and the sixth engagement tooth 412, respectively. The shapes of the second rotating column 41, the third rotating column 41, the fourth rotating column 41, the fifth rotating column 41 and the sixth rotating column 41 are the same as the first rotating column 41, and thus the description thereof is omitted.

Specifically, the output shaft of the second driving member 7 rotates through the first synchronous belt copper belt and the first drum 5, and the rotation of the first drum 5 simultaneously drives the rotating columns 41 located at the pre-rolling station, the upper adhesive belt station and the positioning station to rotate, so as to drive the rolling needles 31 located at the pre-rolling station, the upper adhesive belt station and the positioning station to rotate, thereby completing the pre-rolling, the upper adhesive belt and the positioning of the workpiece to be processed; the output shaft of the third driving part 8 drives the second rotary drum 6 to rotate through the second synchronous belt, the rotation of the second rotary drum 6 drives the three rotary columns 41 located at the adhesive tape cutting station, the blanking station and the waiting station to rotate, and the rotation of the three rotary columns 41 drives the winding needle 31 corresponding to the station to rotate, so that the adhesive tape cutting, blanking, waiting and other work of a workpiece to be machined is completed. The winding device is simple in structure and convenient to control.

In one embodiment, as shown in fig. 5 to 7, the winding device further comprises a mounting base 9, a first cam 100, a connecting gear 101, a first swing arm rod assembly 102, and a transmission shaft 103 rotatably mounted on the mounting base 9; the first cam 100 and the connecting gear 101 are both mounted on the transmission shaft 103; one end of the first swing arm rod assembly 102 abuts against the first cam 100, and the other end of the first swing arm rod assembly 102 drives the rotary column 41 located at the pre-winding station to move forwards; preferably, the first swing arm dry assembly comprises a first swing rod, a second swing rod, a third swing rod and a fourth swing rod which are sequentially glued, the first swing rod is driven to swing by the rotation of the first cam 100, and the fourth swing rod is driven to move back and forth by the second swing rod and the third swing rod.

The winding device further includes a third timing belt 104 and a divider 105; the output shaft of the first driving member 1 is connected with the input end of the connecting gear 101 and the divider 105 through the third synchronous belt 104; the output shaft of the divider 105 is connected to the mounting plate 21. Specifically, the first driving member 1 drives the transmission shaft 103 and the divider 105 to rotate through the third synchronous belt 104, the rotation of the divider 105 drives the rotary column assembly 4 to integrally rotate through the mounting disc 21, the rotation of the transmission shaft 103 drives the first cam 100 to rotate, the rotation of the first cam 100 drives the rotary column 41 located at the pre-primary winding station to move forward, and further drives the winding needle 31 located at the pre-primary winding station to extend. It can be understood that, after the winding needle 31 rotating from the positioning station to the pre-primary winding station is in a retracted state, and the first driving element 1 drives the winding needle assembly 3 to rotate to the pre-primary winding station, the driving element sequentially passes through the third synchronous belt 104, the connecting gear 101, the transmission shaft 103, the first protruding shaft, the first swing arm rod assembly 102, and the rotating column assembly 4 to drive the winding needle assembly 3 located at the pre-primary winding station to extend, so as to complete the primary winding operation of the workpiece to be processed.

In an embodiment, as shown in fig. 8 and 9, the winding device further includes a second swing arm rod assembly 108 and a second cam 109 mounted on the transmission shaft 103, one end of the second swing arm rod assembly 108 abuts against the second cam 109, and the other end of the second swing arm rod assembly 108 drives the rotary column assembly 4 located at the blanking station to move backward. It can be understood that the rotation of the transmission shaft 103 can also drive the second swing arm rod assembly 108 to swing through the second cam 109, so as to pull back the winding needle 31 which is located at the blanking station and has finished blanking. Illustratively, the winding needle assemblies 3 positioned at the pre-primary winding station, the upper adhesive tape station, the adhesive tape cutting station and the blanking station (between blanking) are all in an extended state; the needle winding assemblies 3 positioned at the blanking station (after blanking is finished), the waiting station and the positioning station are all in a retracted state. According to the invention, the winding device can automatically push out and pull back the winding needle assembly 3, so that the processing work of a workpiece to be processed is completed, meanwhile, the winding needle assembly 3 is effectively protected, and the service life of the winding device is prolonged.

In an embodiment, as shown in fig. 3 to 5, six ends of the rotating column 41 away from the winding needle 31 are provided with sliding grooves 413; the winding device further comprises a push rod assembly 110, wherein the push rod assembly 110 comprises six push rods 1101 slidably mounted on the sliding groove 413; it will be appreciated that six of the push rods 1101 each rotate following rotation of the respective rotary post 41.

The first cam 100 drives the push rod 1101 positioned at the pre-primary winding station to slide along the chute 413 through the first swing arm rod assembly 102 until the push rod 1101 drives the winding needle 31 positioned at the pre-primary winding station to extend; specifically, the first cam 100 drives the push rod assembly 110 located at the pre-primary rolling station to move forward through the first swing arm rod assembly 102, and the push rod assembly 110 drives the rotary column assembly 4 located at the pre-primary rolling station to move forward through the push rod assembly 110, so as to push out the needle rolling assembly 3 forward.

The second cam 109 drives the push rod 1101 positioned at the blanking station to slide along the chute 413 through the second swing arm rod assembly 108 until the push rod 1101 drives the winding needle 31 positioned at the blanking station to retract. Specifically, the second cam 109 pulls back the push rod assembly 110 located in the blanking assembly through the second swing arm rod, and then drives the winding needle assembly 3 located in the blanking station to retract. Illustratively, during the process of extending and retracting the needle winding assembly 3, the push rod 1101 moves a distance on the corresponding rotary column 41.

In an embodiment, as shown in fig. 3 to 5, the winding device further includes a swivel base assembly 111, the swivel base assembly 111 includes six swivel bases 1111 each having a mounting hole; after each rotary column 41 sequentially penetrates through the corresponding through hole and the corresponding mounting hole, the corresponding rolling needle 31 is connected. Specifically, the rotary base assembly 111 includes a first rotary base having a first mounting hole, a second rotary base having a second mounting hole, a third rotary base having a third mounting hole, a fourth rotary base having a fourth mounting hole, a fifth rotary base having a fifth mounting hole, and a sixth rotary base having a sixth mounting hole; the first rotating column sequentially penetrates through the first through hole and the first mounting hole to be connected with the first winding needle; the second rotating column sequentially penetrates through the second through hole and the second mounting hole to be connected with the second winding needle; the third rotary column sequentially penetrates through the third through hole and the third mounting hole to be connected with the third winding needle; the fourth rotating column sequentially penetrates through the fourth through hole and the fourth mounting hole to be connected with the fourth winding needle; the fifth rotating column sequentially penetrates through the fifth through hole and the fifth mounting hole to be connected with the fifth winding needle; and the sixth rotating column sequentially penetrates through the sixth through hole and the sixth mounting hole to be connected with the sixth winding needle. It can be understood that the design of the fast rotating seat assembly 111 can protect the needle winding assembly 3, and the service life of the winding device is prolonged.

In an embodiment, as shown in fig. 3 to 5, the winding device further includes a fixing seat 112, the fixing seat 112 is provided with six penetrating holes which are sequentially arranged in an equally spaced ring shape and are arranged opposite to the six winding needles 31 one by one, and after each winding needle 31 penetrates through the corresponding penetrating hole, the winding needle is connected to the corresponding rotating seat 1111. Specifically, the fixing seat 112 is provided with a first penetrating hole for the first winding needle 31 to pass through, a second penetrating hole for the second winding needle 31 to pass through, a third penetrating hole for the third winding needle 31 to pass through, a fourth penetrating hole for the fourth winding needle 31 to pass through, a fifth penetrating hole for the fifth winding needle 31 to pass through, and a sixth penetrating hole for the sixth winding needle 31 to pass through. The design of the fixing seat 112 further improves the service life of the needle rolling assembly 3.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A winding device is characterized by comprising a first driving piece, a winding head and a winding needle assembly; the winding head comprises a mounting disc connected with the first driving piece; the winding needle assembly comprises six winding needles which are rotatably arranged on the mounting disc and are annularly arranged at equal intervals; the winding head is provided with a pre-primary winding station, an upper adhesive tape applying station, an adhesive tape cutting station, a material returning station, a waiting station and a positioning station which are annularly arranged in sequence at equal intervals and are arranged opposite to the six winding needles one by one; the first driving piece drives the six winding needles to rotate through the mounting disc, so that the six winding needles sequentially and circularly pass through a pre-primary winding station, an upper adhesive tape applying station, an adhesive tape cutting station, a material returning station, a waiting station and a positioning station;

2. The winding device according to claim 1, characterized in that the winding device comprises a rotary column assembly, the rotary column assembly comprises six rotary columns which are sequentially arranged in an equally spaced ring shape and are arranged opposite to the six winding needles one by one; six through holes which are distributed in an annular mode at equal intervals are formed in the mounting disc; and the rotary column is connected with the winding needle after penetrating through the corresponding through hole.

3. The winding device according to claim 2, characterized in that the ends of the six rotary columns, which are far away from the winding needle, are provided with first engaging teeth; the winding device further comprises a first rotary drum and a second rotary drum sleeved on the first rotary drum, and two opposite ends of the first rotary drum extend out of the second rotary drum; the first rotary drum is provided with second meshing teeth, and the second rotary drum is provided with third meshing teeth; the six first meshing teeth are meshed with the second meshing teeth or the third meshing teeth;

4. The winding device according to claim 3, characterized in that the end of the first drum remote from the second toothing is provided with a fourth toothing, and the end of the second drum remote from the third toothing is provided with a fifth toothing; the winding device further comprises a first synchronous belt and a second synchronous belt; the output end of the second driving piece drives the first rotary drum to rotate through the first synchronous belt connected to the fourth meshing teeth; the output end of the three driving pieces drives the second rotary drum to rotate through the second synchronous belt connected to the fifth meshing teeth.

5. The winding device according to claim 3, wherein six ends of the rotating columns, which are far away from the first engaging teeth, are provided with sixth engaging teeth, and six winding needles are provided with seventh engaging teeth which are engaged with the sixth engaging teeth; the first rotary drum rotates to drive the three winding needles positioned at the pre-primary winding station, the upper adhesive tape feeding station and the positioning station to rotate simultaneously through a fourth meshing tooth and a sixth meshing tooth which are meshed with each other; and the rotation of the second rotary drum drives the three winding needles positioned at the adhesive tape cutting station, the material returning station and the waiting station to rotate simultaneously through a fifth meshing tooth and a seventh meshing tooth which are meshed with each other.

6. The winding device according to claim 2, further comprising a mounting base, a first cam, a connecting gear, a first swing arm lever assembly, and a drive shaft rotatably mounted on the mounting base; the first cam and the connecting gear are both arranged on the transmission shaft; one end of the first swing arm rod assembly is abutted against the first cam, and the other end of the first swing arm rod assembly drives the rotary column positioned at the pre-winding station to move forwards;

7. The winding device according to claim 6, further comprising a second swing arm rod assembly and a second cam mounted on the transmission shaft, wherein one end of the second swing arm rod assembly abuts against the second cam, and the other end of the second swing arm rod assembly drives the rotary column assembly located at the blanking station to move backwards.

8. The winding device according to claim 7, wherein six ends of the rotary columns, which are far away from the winding needle, are provided with sliding grooves; the winding device further comprises a push rod assembly, and the push rod assembly comprises six push rods which are slidably mounted on the sliding groove;

9. The winding device according to claim 2, further comprising a swivel base assembly comprising six swivel bases each having a mounting hole; and each rotary column is connected with the corresponding winding needle after sequentially penetrating through the corresponding through hole and the corresponding mounting hole.

10. The winding device according to claim 1, further comprising a fixing seat, wherein the fixing seat is provided with six penetrating holes which are sequentially arranged in an equally-spaced annular manner and are arranged opposite to the six winding needles one by one, and each winding needle is connected with the corresponding rotating seat after passing through the corresponding penetrating hole.