CN216863266U

CN216863266U - Long wheel counting mechanism of full-automatic wire bonding machine

Info

Publication number: CN216863266U
Application number: CN202220056201.3U
Authority: CN
Inventors: 徐属斌
Original assignee: Zhejiang Wanshifa Textile Machinery Co ltd
Current assignee: Zhejiang Wanshifa Textile Machinery Co ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-07-01
Anticipated expiration: 2032-01-06

Abstract

The utility model discloses a length counting wheel mechanism of a full-automatic wire bonder, which comprises a bracket and a roller wheel rotatably arranged on the bracket, wherein the shaft of the roller wheel is horizontally arranged on the bracket, the outer circumference of the roller wheel forms a groove for limiting and winding a yarn, the side edge of the roller wheel is provided with a sensing point, and the bracket is provided with a sensor corresponding to the sensing point, so that the sensor senses the sensing point when the roller wheel rotates for one circle. According to the utility model, the roller for winding the yarn is arranged in the conveying process, after the yarn bypasses the roller, the circumference of each circle of the roller is equal to the conveying length of the yarn when the roller rotates during the operation and the conveying, the conveying length of the yarn can be accurately fed back by matching with the sensor, so that the finally wound bobbin yarn can ensure the accurate final length, the accurate length of the wound finished product can be ensured when the yarns of different specifications and varieties are applied, and the qualification rate of the finished product is improved.

Description

Long wheel counting mechanism of full-automatic wire bonding machine

Technical Field

The utility model relates to a textile machine, in particular to a length counting wheel mechanism of a full-automatic wire bonder.

Background

The wire bonding machine is one of bobbin winders, and divides the cone yarn with larger capacity into the cone yarn with smaller capacity by conveying and winding the cone yarn outwards, thereby being convenient for the use of the sewing machine. When the cone yarn is specifically wound, the specification and the variety of the cone yarn are many, the length of the cone yarn wound from each cone has a strict standard, and the requirement is an important judgment requirement on the cone yarn winding yield; when one machine is used for winding by replacing different types of yarns, winding errors can occur, so that the finally formed length does not meet the standard length. Therefore, how to accurately know the yarn conveying length in the whole winding process can provide help for final winding forming.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a length counting wheel mechanism of a full-automatic wire bonder, which can ensure that the length of a wound finished product is accurate when the yarns of different specifications and varieties are applied by accurately counting the length of the yarns in the conveying process and improve the qualification rate of the finished product.

The utility model adopts the following technical scheme: the utility model provides a meter long wheel mechanism of full-automatic routing machine, includes the support and can rotate the gyro wheel that sets up on the support, and the axle of gyro wheel is horizontal on the support and is arranged, and the outer circumference of gyro wheel forms the recess that supplies the spacing coiling of yarn, and the side of gyro wheel sets up a sense point to set up the sensor that corresponds with the sense point on the support, make the gyro wheel sense the sense point by the sensor when every rotation round.

As an improvement, the groove is a rectangular groove, and the width and the depth of the groove are larger than the diameter of the yarn.

As an improvement, the support is also provided with an oiling mechanism for oiling the yarns, and the oiling mechanism is positioned above the roller.

As an improvement, the support is further provided with a tension chuck for loosening or clamping the yarn, the tension chuck being located below the roller.

As an improvement, the support is further provided with a yarn cleaning assembly used for cleaning impurities of the yarns, the yarn cleaning assembly is located below the roller and comprises a fixed scraping piece fixedly arranged on the support and a movable scraping piece movably arranged on the support, the movable scraping piece can be relatively fixed to be close to or far away from the fixed scraping piece, a gap for the yarns to pass through is formed between the fixed scraping piece and the movable scraping piece, and the fixed scraping piece and the movable scraping piece block impurities on the periphery of the yarns on two sides of the gap.

As an improvement, the movable scraping blade is arranged on an installation seat, the support is provided with an arrangement shaft, the installation seat is sleeved on the arrangement shaft and can axially slide relative to the arrangement shaft, and then the distance between the movable scraping blade and the fixed scraping blade is adjusted.

As an improvement, arrange epaxial spring part that still is provided with, the spring part is contradicted between mount pad and support, arranges that the outer end of axle sets up rotatory debugging piece through screw-thread fit, and rotatory debugging piece is contradicted the mount pad in the outside to through precession or screw-out, adjust the position of mount pad.

As an improvement, the fixed scraper is vertically provided with a mounting plate at one side close to the bracket, and the mounting plate and the bracket are fixedly arranged through a screw.

As an improvement, the opposite sides of the front parts of the fixed doctor blade and the movable doctor blade are provided with arc-shaped openings, and the arc-shaped openings at the two sides are gradually narrowed backwards to form a gap.

As an improvement, the bracket is provided with a plurality of groups of cross rods at the upper part and the lower part of the yarn cleaning assembly, and the plurality of groups of cross rods are used for winding yarns in sequence.

The utility model has the beneficial effects that: through set up the gyro wheel that is used for convoluteing the yarn in transportation process, after the gyro wheel was walked around to the yarn, the gyro wheel was once turned the girth of round when the operation was carried and is equal to the length that the yarn was carried, and the length that the yarn was carried can accurately be fed back to cooperation sensor, and then the bobbin yarn that makes final coiling go out guarantees accurate final length, and the homoenergetic guarantees that convolute off-the-shelf length is accurate when using the yarn of different specification varieties, improves the finished product qualification rate.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Figure 3 is a schematic perspective view of the yarn clearing assembly of the present invention.

Figure 4 is a schematic perspective view of the yarn cleaning assembly of the present invention with parts removed.

Figure 5 is a schematic longitudinal cross-sectional view of the yarn clearing assembly of the present invention.

Detailed Description

The following detailed description of specific embodiments of the utility model refers to the accompanying drawings.

Fig. 1, 2, 3, 4 and 5 show an embodiment of the wheel length counting mechanism of the fully automatic wire bonder. The embodiment comprises a support 1 and a roller 0 which is rotatably arranged on the support 1, wherein the shaft of the roller 0 is horizontally arranged on the support 1, a groove 01 for limiting and winding the yarn is formed in the outer circumference of the roller 0, a sensing point 02 is arranged on the side edge of the roller 0, a sensor 101 corresponding to the sensing point 02 is arranged on the support 1, and the sensing point 02 is sensed by the sensor 101 when the roller 0 rotates for one circle.

When the full-automatic wire bonding machine is used, the bobbin yarn is arranged at the lower part of the full-automatic wire bonding machine for unwinding, the bobbin yarn is arranged at the upper part of the full-automatic wire bonding machine for winding, the yarn is conveyed through the adjusting mechanism arranged at the middle part of the full-automatic wire bonding machine for the procedures of yarn tension adjustment, oiling and the like, the procedures can be realized through the prior art of the disclosed winding machine, and the description is not added. The roller 0 is specifically arranged in the adjusting mechanism in the whole conveying process, yarns penetrate upwards from the lower part, and when reaching the roller 0, the yarns wind a circle in the groove 01 and extend upwards to penetrate; therefore, when the machine runs to convey yarns, the roller 0 can synchronously rotate, the circumference of each circle of rotation corresponds to the advancing length of the yarns, so that the length of the yarns can be accurately corresponded, the sensor 02 and the sensor 101 are arranged in a matched mode, the sensor 101 senses and feeds back the sensing result to the control system of the machine in each circle of rotation of the roller 0, the length of the yarns can be accurately counted, the operation is stopped when the yarns with the accurate total length of the upper section yarns are conveyed, the wound section yarns can be guaranteed to have accurate final length, no error exists in the roller 0 when the yarns of different specifications and varieties are applied, the accurate length of wound finished products can be guaranteed, and the qualified rate of finished products is improved. Preferably, the size of the roller 0 is designed to be a standard length as the circumference of the roller 0, and further the circumference of a whole circle is multiplied by the number of turns of the roller to obtain an integral length, which corresponds to the total length of the standard bobbin yarn, thereby facilitating the statistics and feedback of the length and the standard start and stop of the machine.

As a modified embodiment, the groove 01 is a rectangular groove having a width and depth greater than the yarn diameter.

As shown in fig. 1 and 2, the yarn is wound in the groove 01 for one circle and is provided as a rectangular groove, so that the yarn can be tensioned and wound according to left and right positions during winding, and the phenomenon that the yarn is concentrated to the bottom of the groove due to an arc-shaped groove structure is avoided; the yarn is wound in the groove 01 from a tangent point contacting the groove 01 in the lower direction, and is wound out from the side edge of the tangent point after being wound for one circle to continue to penetrate upwards for conveying, the possibility of staggering of the yarn at an input position and an output position is reduced due to the design of the rectangular groove, the width is further designed to be larger than the diameter of the yarn, the contact friction during yarn input and output is reduced, preferably, the width is designed to be larger than twice of the diameter of the yarn according to the actual situation, the smoothness of yarn conveying is improved, and the friction is reduced; the depth is designed to be larger than the diameter of the yarn, so that the possibility that the yarn is released from the groove 01 can be avoided.

As a modified embodiment, the support 1 is further provided with a oiling mechanism 102 for oiling the yarn, the oiling mechanism 102 being located above the roller 0.

As shown in fig. 1, the specific structure of the oiling mechanism 102 can be implemented by the prior art, which is not illustrated here, as an important oiling process in the adjusting mechanism, the oiling mechanism 102 oils the yarn to improve the smoothness of the yarn, so as to enable the yarn to be wound better; and the whole yarn is arranged behind the roller 0 in the downward and upward conveying process, so that the roller 0 can be kept clean, and the influence of oiling on the length of the roller 0 is avoided.

As a modified embodiment, the frame 1 is further provided with a tension chuck 103 for loosening or clamping the yarn, the tension chuck 103 being located below the roller 0.

As shown in fig. 1 and 2, the specific structure of the tension chuck 103 can be implemented by the prior art, which is not described herein, as an important process for adjusting the tightness of the yarn in the adjusting mechanism, the tension chuck 103 provides an ordered conveying state for the yarn, so as to prevent the yarn from being loosened or over-tensioned during the conveying process, and maintain a good and smooth conveying state of the yarn; and arrange it before gyro wheel 0 in whole yarn downward upward transportation process, make the yarn elasticity degree of arriving at gyro wheel 0 department stable, be convenient for the yarn stable orderly backward transport, make the accurate meter of gyro wheel 0 long.

As an improved specific implementation mode, the support 1 is further provided with a yarn cleaning assembly used for cleaning impurities in the yarns, the yarn cleaning assembly is located below the roller 0 and comprises a fixed scraping piece 2 fixedly arranged on the support 1 and a movable scraping piece 3 movably arranged on the support 1, the movable scraping piece 3 can be close to or far away from the fixed scraping piece 2, a gap 4 for the yarns to pass through is formed between the fixed scraping piece 2 and the movable scraping piece 3, and the fixed scraping piece 2 and the movable scraping piece 3 block impurities around the yarns on two sides of the gap 4.

If there are some impurities on the yarn surface, such as hairiness and thread end, it may affect the final yarn package quality, and may also cause jamming during winding, and affect the normal running length of the roller 0. As shown in fig. 3, the yarn clearer assembly is disposed at a position where the yarn just after the yarn in the lower package is delivered and does not reach the adjusting mechanism (specifically, the tension chuck 103), and performs a yarn clearer process on the yarn first. After the worker can adjust the width of the gap 4 according to the yarn specification, the width of the gap 4 can be consistent with the diameter of the yarn; when the yarn passes through the gap 4, if impurities such as hairiness and thread ends exist on the surface, the yarn can be stopped by the fixed scraping piece 2 and the movable scraping piece 3 on the two sides, the impurities are scraped off along with the continuous advancing of the yarn, so that the yarn cleaning process is realized, the backward conveyed yarn can be ensured to be smooth and flat, the adjusting mechanism can be better acted on the yarn to work, the accurate conveying length counting is carried out at the position of the roller 0, and the quality of a finished product is ensured.

As a modified embodiment, the movable scraping blade 3 is arranged on an installation seat 31, the support 1 is provided with the arrangement shaft 11, and the installation seat 31 is sleeved on the arrangement shaft 11 and can axially slide relative to the arrangement shaft 11, so as to adjust the distance between the movable scraping blade 3 and the fixed scraping blade 2.

As shown in fig. 3, 4, and 5, in specific implementation, the mounting seat 31 is matched with the arrangement shaft 11 to implement simple arrangement of the structure and stable translational motion, and the movable wiper 3 on the mounting seat 31 can be well moved close to or away from the fixed wiper 2, thereby implementing adjustment of the size of the gap 4; after the adjustment is completed, the position of the mounting seat 31 may be limited.

As a modified embodiment, the arrangement shaft 11 is further provided with a spring member 12, the spring member 12 abuts between the mounting seat 31 and the bracket 1, the outer end of the arrangement shaft 11 is provided with a rotation adjusting piece 13 through screw thread fit, the rotation adjusting piece 13 abuts against the mounting seat 31 on the outer side, and the position of the mounting seat 31 is adjusted through screwing in or screwing out.

As shown in fig. 3, 4 and 5, the position of the mounting seat 31 is specifically defined by the above structure, after the rotary adjusting piece 13 is abutted on the outer side of the mounting seat 31, the mounting seat 31 can press the inner spring piece 12 to enable the spring piece 12 to form elastic potential energy, and the position of the mounting seat 31 is also defined; when the rotary adjusting piece 13 is rotated outwards, the spring piece 12 can release elasticity to prop against the mounting seat 31 outwards, and the mounting seat 31 is moved outwards; when the rotating adjustment member 13 is rotated inwards, the mounting seat 31 moves inwards and presses the spring member 12. The size of the gap 4 between the fixed scraper 2 and the movable scraper 3 is well adjusted through the structure, the position-limited state of the movable scraper 3 and the mounting seat 31 is also realized through the elasticity of the spring part 12, the structure has certain mobility, and the flexibility of the brake scraper 3 can be controlled through the selection of the elasticity of the spring; the rotary adjusting piece 13 is convenient for the operator to operate and adjust on the outer side.

As a modified embodiment, the fixed scraper 2 is vertically provided with a mounting plate 21 at one side close to the bracket 1, and the mounting plate 21 and the bracket 1 are fixedly mounted through a screw.

As shown in fig. 3, 4 and 5, the movable blade 3 can be mounted on the mounting seat 31 by a screw member, which provides good structural strength for the movable blade 3; and decide doctor-bar 2 and pass through the setting of mounting panel 21, the overall structure who forms the L shape also provides structural strength, and mounting panel 21 and support 1 cooperation utilize bigger area of contact to install a plurality of screws, provide the guarantee for the fastness of installation.

As a modified embodiment, the front opposite sides of the fixed blade 2 and the movable blade 3 are provided with arc-shaped openings 5, and the arc-shaped openings 5 at the two sides are gradually narrowed backwards to form a gap 4.

As shown in fig. 3, when the yarn is replaced, the worker can easily place the yarn into the gap 4 at the front side by means of the wider arc-shaped opening 5, and then continue to penetrate upwards, so that the replacement efficiency is improved.

As a modified embodiment, the bracket 1 is provided with a plurality of groups of cross bars 6 at the upper part and the lower part of the yarn clearing component, and the plurality of groups of cross bars 6 are used for winding yarns in sequence.

As shown in fig. 3, when the yarn is threaded from bottom to top, the yarn can sequentially bypass a plurality of groups of transverse rods 6 in tandem, so that the thread of the yarn is more orderly, the yarn can be conveniently left in the gap 4 and cannot be separated from the gap 4 from the front, and the normal realization of the yarn cleaning function is ensured.

As a modified embodiment, the bracket 1 is provided with a sliding groove 14 which extends forwards and backwards, the cross bar 6 at the upper part of the yarn cleaning assembly closest to the yarn cleaning assembly is arranged in the sliding groove 14, and the cross bar 6 moves forwards and backwards in the sliding groove 14 to adjust the front and back positions.

As shown in fig. 3 and 4, through the arrangement of the sliding groove 14, the transverse rod 6 at the upper part closest to the yarn cleaning assembly can be adjusted to be in a front-back position, so that a worker can better finish winding, or can finish front-back bending winding of the yarn as required, so that the yarn can be better left in the gap 4 to finish yarn cleaning.

As a modified embodiment, one end of the cross bar 6 arranged in the sliding chute 14 is provided with a screw thread, and the other side of the bracket 1 is provided with a nut 61 screwed on the screw thread of the cross bar 6 to lock the position of the cross bar 6 in the sliding chute 14.

As shown in fig. 3 and 4, when adjustment is required, the nut 61 can be unscrewed, the cross bar 6 can be adjusted back and forth along the sliding groove 14, and when the adjustment is carried out to a required position, the nut 61 is screwed to complete position locking; further still can dismantle this horizontal pole 6 through above structure, adorn this horizontal pole 6 again after the yarn wears to establish to provide more debugging and user demand.

As a modified embodiment, the bracket 1 is provided with a transverse plate 15 at the lower part of the yarn cleaning assembly, a yarn guide groove 16 is formed in the transverse plate 15, and the yarn guide groove 16 corresponds to the position of the gap 4 up and down.

As shown in fig. 3 and 4, when the yarn is threaded from bottom to top, the yarn is threaded into the yarn guide groove 16 and corresponds to the position of the gap 4 upwards, so that the conveying and advancing of the yarn are smoother and more orderly; and the impurity that drops can accept through diaphragm 15, and the staff can carry out quick clearance.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides a meter reel mechanism of full-automatic wire bonder which characterized in that: the yarn guide device comprises a support (1) and a roller (0) which is rotatably arranged on the support (1), wherein a shaft of the roller (0) is horizontally arranged on the support (1), a groove (01) for limiting and winding yarns is formed in the outer circumference of the roller (0), a sensing point (02) is arranged on the side edge of the roller (0), a sensor (101) corresponding to the sensing point (02) is arranged on the support (1), and the sensor (101) senses the sensing point (02) when the roller (0) rotates for one circle.

2. The mechanism of claim 1, wherein the length-counting wheel mechanism comprises: the groove (01) is a rectangular groove, and the width and the depth of the groove are larger than the diameter of the yarn.

3. The mechanism of claim 1, wherein the length-counting wheel mechanism comprises: the yarn oiling device is characterized in that the bracket (1) is also provided with an oiling mechanism (102) for oiling yarns, and the oiling mechanism (102) is positioned above the roller (0).

4. The mechanism of claim 1, wherein the length-counting wheel mechanism comprises: the support (1) is further provided with a tension chuck (103) used for loosening or clamping the yarn, and the tension chuck (103) is located below the roller (0).

5. The wheel mechanism of full-automatic wire bonder as claimed in any one of claims 1-4, wherein: support (1) still is provided with and is used for the clear miscellaneous clear yarn subassembly of yarn, clear yarn subassembly is located the below of gyro wheel (0), clear yarn subassembly is including fixed doctor-bar (2) of deciding that sets up on support (1) and movably setting up movable doctor-bar (3) on support (1), it can decide doctor-bar (2) relatively and be close to or keep away from to move doctor-bar (3), decide doctor-bar (2) and move and form gap (4) that supply the yarn to pass through between doctor-bar (3), decide doctor-bar (2) and move doctor-bar (3) and block the peripheral impurity of yarn in gap (4) both sides.

6. The mechanism of claim 5, wherein the length-counting wheel mechanism comprises: the movable scraper (3) is arranged on a mounting seat (31), the support (1) is provided with an arrangement shaft (11), the mounting seat (31) is sleeved on the arrangement shaft (11) and can axially slide relative to the arrangement shaft (11), and then the distance between the movable scraper (3) and the fixed scraper (2) is adjusted.

7. The wheel mechanism of claim 6, wherein: arrange still to be provided with spring part (12) on axle (11), spring part (12) are contradicted between mount pad (31) and support (1), the outer end of arranging axle (11) sets up rotatory test piece (13) of transferring through screw-thread fit, rotatory test piece (13) of transferring is contradicted mount pad (31) in the outside to through precession or screw-out, adjust the position of mount pad (31).

8. The mechanism of claim 5, wherein the length-counting wheel mechanism comprises: the fixed scraper (2) is vertically provided with an installation plate (21) at one side close to the support (1), and the installation plate (21) and the support (1) are installed and fixed through a spiral piece.

9. The mechanism of claim 5, wherein the length-counting wheel mechanism comprises: the opposite sides of the front parts of the fixed scraping piece (2) and the movable scraping piece (3) are provided with arc-shaped openings (5), and the arc-shaped openings (5) on the two sides are gradually narrowed back to form a gap (4).

10. The mechanism of claim 5, wherein the length-counting wheel mechanism comprises: the upper portion and the lower portion of the yarn cleaning assembly of the support (1) are provided with a plurality of groups of cross rods (6), and the cross rods (6) are used for sequentially winding yarns.