CN212582159U - Collude sword actuating system - Google Patents
Collude sword actuating system Download PDFInfo
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- CN212582159U CN212582159U CN202021063597.1U CN202021063597U CN212582159U CN 212582159 U CN212582159 U CN 212582159U CN 202021063597 U CN202021063597 U CN 202021063597U CN 212582159 U CN212582159 U CN 212582159U
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Abstract
A hook knife driving system belongs to the technical field of embroidery. A hook knife driving system comprises a machine body, wherein a plurality of machine heads are arranged on the machine body; the system also comprises two groups of hooking cutter driving mechanisms, and one group of hooking cutter driving mechanisms are used for driving hooking cutters on odd-number machine heads to work simultaneously; the other group of hook knife driving mechanisms are used for driving hook knives on the machine heads at the even number positions to work simultaneously; each group of hooking knife driving mechanisms comprises a driving motor, a driving shaft and a plurality of transmission structures, the driving shaft is connected with the hooking knife on the machine head through the transmission structures respectively, and the driving motor drives the driving shaft to drive the hooking knife to act. The utility model discloses simple structure, the fault rate is low, can be applicable to and separate first embroidery.
Description
Technical Field
The utility model belongs to the technical field of the embroidery machine, especially, relate to a collude sword actuating system, can be suitable for embroidering apart from the head.
Background
The embroidery machine is provided with a plurality of machine heads, each machine head is provided with a hook knife, and the hook knives are used for hooking embroidery threads after thread cutting. The existing thread hooking control of the thread hooking knives adopts a centralized control method, namely, a motor is adopted to simultaneously drive thread hooking devices connected to the same pull rod, so that the thread hooking devices on each machine head can synchronously hook embroidery threads under the control of the motor. If alternate head embroidery is carried out, partial machine heads on the embroidery machine need to be stopped, such as machine heads with odd numbers of positions such as 1, 3, 5 and 7, and double head distance embroidery is realized through machine heads with even numbers of positions such as 2, 4, 6 and 8. If the existing hooking control method for hooking the thread by the hook cutter is still adopted, the embroidery with separate heads cannot be realized.
In order to solve this problem, a pneumatic separation method is proposed in the prior art. Specifically, a separator which can be connected and can separate the transmission force, an actuating element connected with the separator and a power output element actuated by a driving element are arranged on each handpiece. However, according to the scheme, each machine head is required to be provided with one set of pneumatic separation device, so that the installation and maintenance cost is increased, particularly, in the use process, the failure rate of the pneumatic separation devices is high, the pneumatic pressure of the pneumatic separation devices cannot be accurately controlled, the separation or connection cannot be effectively realized, and the quality of embroidery products embroidered through heads is influenced. If separation or connection errors exist, manual adjustment of operators is needed, and operation is complicated. Once the number of the handpieces is large, the operator cannot be well satisfied.
Utility model CN2541490Y discloses concentrate collude traditional thread binding putting to specifically disclose the device and become by initiative motor, pull rod and collude traditional thread binding and organize, start driving the pull rod side-to-side movement when the initiative motor, reach the connecting rod and make the shifting fork drive the line and collude and do upper and lower activity, if the locking handle is pressed in, then block the line and collude the action, can reach and separate the head and embroider and do, can pin the line function of colluding of any aircraft nose at will. The device needs to manually operate the locking handle to realize manual head separation, and cannot realize automatic head separation. Once the locking handle fails to lock effectively, it interferes with the split head embroidery process.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the problem that prior art exists, provided a collude sword actuating system, simple structure, the fault rate is low, can be suitable for and separate first embroidery.
The utility model discloses a can realize through following technical scheme:
a hook knife driving system comprises a machine body, wherein a plurality of machine heads are arranged on the machine body; the embroidery machine also comprises two groups of rhinestones driving mechanisms, and one group of rhinestones driving mechanisms are used for driving the rhinestones on the odd-number bit heads to work simultaneously; the other group of hook knife driving mechanisms are used for driving hook knives on the machine heads at the even number positions to work simultaneously; each group of hooking knife driving mechanisms comprises a driving motor, a driving shaft and a plurality of transmission structures, the driving shaft is connected with the hooking knife on the machine head through the transmission structures respectively, and the driving motor drives the driving shaft to drive the hooking knife to act.
The utility model discloses a two sets of collude sword actuating mechanism and drive the sword action of colluding of odd number position and even number position aircraft nose respectively. When the embroidery with the separated heads is needed, only one set of the hooking knife driving mechanism is needed. When normal embroidery is needed, two sets of hook knife driving mechanisms are adopted, only the action instructions received by the two sets of hook knife driving mechanisms are consistent, and the hook heads on the machine heads can synchronously act.
Compared with the existing hook knife driving mechanism, the embroidery machine can perform head separation embroidery or non-head separation embroidery according to embroidery requirements. For automatically closing part of the machine heads by adopting a pneumatic separation mode or manually closing part of the machine heads by adopting a locking handle, the structure is simple, components such as a pneumatic separation device or the locking handle are not required to be additionally arranged at each machine head, the installation and maintenance cost is low, and the failure rate is low.
Preferably, the driving motor of one set of the hooking knife driving mechanism is arranged at one end of the machine body, and the driving motor of the other set of the hooking knife driving mechanism is arranged at the other end of the machine body.
Preferably, the driving shafts of the two groups of hooking knife driving mechanisms are arranged in parallel, and the driving shafts of the two groups of hooking knife driving mechanisms are staggered with each other in the horizontal direction and/or the vertical direction, so that the hooking knives do not interfere with each other when in operation.
Preferably, the transmission structure comprises a wire hooking transmission shaft, an upper shifting fork, a lower shifting fork, a connecting rod and a torsion spring; the connecting rod is obliquely arranged relative to the driving shaft and allows the driving shaft to pass through the connecting rod; the connecting rod penetrates through the upper shifting fork and is connected with the upper shifting fork; the upper shifting fork is coaxially connected with one end of the lower shifting fork through a wire hooking transmission shaft, and a torsion spring is sleeved outside the wire hooking transmission shaft; the other end of the lower shifting fork drives the hook knife to move.
Preferably, the lower shifting fork is provided with a guide groove in the length direction; one end of the hook knife is provided with a guide post, and the guide post is accommodated in the guide groove.
Preferably, a cover plate is arranged above the hook cutter; the cover plate is provided with a sliding groove arranged along the length direction of the cover plate, one end of the hooking knife is provided with a guide pillar, the guide pillar is contained in the sliding groove, and the lower shifting fork drives the hooking knife to move within the range of the sliding groove.
Preferably, the transmission structure further comprises a mounting plate; the wire hooking transmission shaft and the cover plate are both arranged on the mounting plate; the mounting plate is mounted on the machine head.
Preferably, the driving motor and the driving shaft are connected through a linkage structure.
Preferably, the linkage structure comprises a swing rod, an adjusting block, a joint bearing, a swing rod support, an eccentric wheel and a roller; the adjusting block is connected with the driving shaft through a joint bearing, and the adjusting block is connected with one end of the oscillating bar; the other end of the swing rod is provided with a swing groove along the length direction of the swing rod, the roller is accommodated in the swing groove and connected with the eccentric wheel, and the eccentric wheel is connected with a driving motor; the part between the two ends of the swing rod is connected with a motor base of the driving motor through a swing rod supporting column.
Preferably, the linkage structure further comprises an adjusting column; the adjusting column is arranged between the adjusting block and the joint bearing.
The utility model discloses following beneficial effect has:
a knife hooking driving system has a simple structure and low failure rate, and can respectively drive the knife hooking actions of an odd-number machine head and an even-number machine head by utilizing two sets of knife hooking driving mechanisms.
Drawings
FIG. 1 is a front view of an embroidery machine equipped with a hook driving system of the present invention;
FIG. 2 is a side view of an embroidery machine equipped with a hook driving system of the present invention;
FIG. 3 is a bottom view of an embroidery machine equipped with a hook driving system of the present invention;
fig. 4 is a schematic perspective view of a transmission structure in a knife hooking driving system according to the present invention;
fig. 5 is a schematic view of a three-dimensional structure of a linkage mechanism in a knife hooking driving system of the present invention.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
Referring to fig. 1-3, a knife hooking driving system includes a machine body 1, and a plurality of machine heads 2 are disposed on the machine body 1. The utility model provides a collude sword actuating system still includes two sets of collude sword actuating mechanism, and a set of collude sword actuating mechanism is used for driving the collude sword simultaneous working on the odd number position aircraft nose, and another group colludes sword actuating mechanism is used for driving the collude sword simultaneous working on the even number position aircraft nose. Each group of hooking cutter driving mechanism comprises a driving motor 3, a driving shaft 4 and a plurality of transmission structures, the driving shaft 4 is connected with the hooking cutter on the machine head through the transmission structures respectively, and the driving motor 3 drives the driving shaft 4 to drive the hooking cutter to move. The system is applied to the embroidery machine, when the odd-number machine heads are needed to perform head separation embroidery, the hooking knife driving mechanism for controlling the operation of the hooking knives on the even-number machine heads is not started, and the hooking knife driving mechanism for driving the operation of the hooking knives on the odd-number machine heads is started only when the embroidery machine works.
In one embodiment, the driving motors of the two groups of hooking knife driving mechanisms are arranged at the same end of the machine head. In another embodiment, the driving motor of one set of the hooking knife driving mechanism is disposed at one end of the machine body, and the driving motor of the other set of the hooking knife driving mechanism is disposed at the other end of the machine body. The driving motors of the two groups of hooking knife driving mechanisms are respectively arranged at the two ends of the machine body, so that the installation and the arrangement are convenient.
The driving shafts of the two groups of hooking knife driving mechanisms are arranged in parallel, and in one embodiment, the driving shafts of the two groups of hooking knife driving mechanisms are staggered in the horizontal direction, so that the hooking knives do not interfere with each other when working; in another embodiment, the driving shafts of the two groups of hooking knife driving mechanisms are mutually staggered in the vertical direction, so that the hooking knives do not interfere with each other when working; in another embodiment, the driving shafts of the two groups of hooking knife driving mechanisms are staggered with each other in the horizontal direction and the vertical direction, so that the hooking knives do not interfere with each other when working.
Referring to fig. 4, the transmission structure includes a wire-hooking transmission shaft 5, an upper fork 6, a lower fork 7, a connecting rod 8, and a torsion spring (not shown). Said connecting rod 8 is arranged obliquely with respect to said drive shaft 4 and allows the drive shaft 4 to pass through the connecting rod 8. The connecting rod 8 penetrates through the upper shifting fork 6 and is connected with the upper shifting fork 6. The upper shifting fork 6 is coaxially connected with one end of the lower shifting fork 7 through a wire hooking transmission shaft 5, a torsion spring is sleeved outside the wire hooking transmission shaft, and the other end of the lower shifting fork 7 drives a hook cutter 9 to move. If when adopting prior art's pneumatic separator to separate based on this structure, pneumatic separator is in the locking state, and the torsional spring is screwed up, leads to motor load increase, colludes the sword and colludes the line power inadequately, colludes the line and colludes motionlessly or collude and get the time lag, finally influences the trimming length, and the thread end length between the aircraft nose is inconsistent, and embroidery quality reduces. And adopt this application scheme not to have above-mentioned problem, when embroidery machine normally worked, the torsional spring does not disturb the normal action of transmission structure, and when embroidery machine broke down, the existence of torsional spring can play the cushioning effect.
The upper shifting fork 6 is L-shaped, and one end of the upper shifting fork 6 is provided with a through hole allowing the connecting rod 8 to pass through. After the connecting rod passes through the upper shifting fork 6 from the upper surface of the upper shifting fork, a fastener, such as a screw, fixes the connecting rod and the upper shifting fork on the lower surface of the upper shifting fork. The connecting rod is also secured by fasteners, such as screws, after it has passed through the drive shaft. The thread hooking transmission shaft 5 penetrates through the turning part of the upper shifting fork 6 and is coaxially connected with a lower shifting fork 7 parallel to the lower part of the upper shifting fork 6.
The lower shifting fork 7 is a long plate, one end of which allows the thread hooking transmission shaft to pass through, and the other end of which is provided with a guide groove 71 in the length direction. One end of the hook knife 9 is provided with a guide post 91, and the guide post 91 is accommodated in the guide groove 71.
The transmission structure further comprises a mounting plate 10, the mounting plate is mounted on the machine head 2, the hooking knife is arranged on the upper surface of the mounting plate, and a cover plate 11 is arranged above the hooking knife. The cover plate 11 is fixed to the mounting plate 10 by screws. The cover plate 11 has a sliding slot 111 along the length direction thereof, and the guide post of the hook knife penetrates through the sliding slot and penetrates into the guide slot 71. Therefore, the lower shifting fork can drive the hooking knife to move within the length range of the sliding groove.
For preventing lower shift fork 7 removes towards the eave tile direction department of eave tile, the other end of going up shift fork 6 be equipped with to the baffle 61 that 7 directions of lower shift fork extend, the baffle restriction the lower shift fork removes towards the eave tile direction department of eave tile.
In order to improve the action consistency of the whole transmission structure, the mounting plate 10 is a special-shaped plate, and the mounting plate is provided with a mounting hole arranged on the machine head, a mounting hole for mounting the cover plate 11 and a mounting hole for mounting the wire-hooking transmission shaft. That is to say, whole transmission structure and collude the sword and all install on the aircraft nose through the mounting panel.
The driving motor 3 is connected with the driving shaft 4 through a linkage structure. Referring to fig. 5, the linkage structure comprises a swing link 20, an adjusting block 30, a joint bearing 40, a swing link strut 50, an eccentric wheel 60 and a roller 70. The adjusting block 30 is connected with the driving shaft 4 through a joint bearing 40, and the adjusting block 30 is connected with one end of the swing rod 20. The other end of the swing link 20 is provided with a swing slot 21 along the length direction thereof, the roller 70 is accommodated in the swing slot 21 and connected with the eccentric wheel 60, and the eccentric wheel 60 is connected with the driving motor 1. The part between the two ends of the swing rod 20 is connected with the motor base of the driving motor 1 through a swing rod supporting column 50.
The adjusting block 30 is provided with two mounting holes connected with the swing rod 20, and the swing rod 20 is fixedly connected with the adjusting block through a screw. The end of the drive shaft 2 is connected to the adjusting block 30 via a joint bearing and then fixed by screws. In addition, an adjusting column 41 is further arranged between the adjusting block 30 and the knuckle bearing, and a screw penetrates through the knuckle bearing, the adjusting column and the adjusting block in sequence to fixedly connect the driving shaft with the adjusting block.
The rollers 70 are fixed to the eccentric 60 near the edge of the eccentric. The roller 70 passes through the swing slot 21, and a roller pressing plate is fixed at the upper end of the roller extending out of the swing slot 21 through a screw. The eccentric wheel 60 is connected with a motor shaft of the driving motor. The driving motor 1 is fixedly and concealably arranged in the machine body through a motor base.
It will be understood by those skilled in the art that the embodiments of the present invention as described above and shown in the drawings are given by way of example only and are not limiting of the present invention. The purpose of the utility model is completely and effectively realized. The functional and structural principles of the present invention have been shown and described in the embodiments without departing from the principles, embodiments of the present invention may have any deformation or modification.
Claims (10)
1. A hook knife driving system comprises a machine body, wherein a plurality of machine heads are arranged on the machine body; the system is characterized by also comprising two groups of hooking cutter driving mechanisms, wherein one group of hooking cutter driving mechanisms are used for driving hooking cutters on odd-number bit heads to work simultaneously; the other group of hook knife driving mechanisms are used for driving hook knives on the machine heads at the even number positions to work simultaneously; each group of hooking knife driving mechanisms comprises a driving motor, a driving shaft and a plurality of transmission structures, the driving shaft is connected with the hooking knife on the machine head through the transmission structures respectively, and the driving motor drives the driving shaft to drive the hooking knife to act.
2. The pointing knife drive system according to claim 1, wherein the driving motors of one pointing knife drive mechanism are disposed at one end of the machine body, and the driving motors of the other pointing knife drive mechanism are disposed at the other end of the machine body.
3. The hooking knife driving system of claim 1, wherein the driving shafts of the two sets of hooking knife driving mechanisms are arranged in parallel, and the driving shafts of the two sets of hooking knife driving mechanisms are staggered from each other in the horizontal direction and/or in the vertical direction, so that the hooking knives do not interfere with each other when in operation.
4. The hooking knife driving system according to claim 1, wherein the transmission structure comprises a hooking transmission shaft, an upper shifting fork, a lower shifting fork, a connecting rod and a torsion spring; the connecting rod is obliquely arranged relative to the driving shaft and allows the driving shaft to pass through the connecting rod; the connecting rod penetrates through the upper shifting fork and is connected with the upper shifting fork; the upper shifting fork is coaxially connected with one end of the lower shifting fork through a wire hooking transmission shaft, and a torsion spring is sleeved outside the wire hooking transmission shaft; the other end of the lower shifting fork drives the hook knife to move.
5. The hooking knife driving system according to claim 4, wherein the lower fork is provided with a guide groove in a length direction thereof; one end of the hook knife is provided with a guide post, and the guide post is accommodated in the guide groove.
6. The hooking knife driving system as claimed in claim 4, wherein a cover plate is provided above the hooking knife; the cover plate is provided with a sliding groove arranged along the length direction of the cover plate, one end of the hooking knife is provided with a guide pillar, the guide pillar is contained in the sliding groove, and the lower shifting fork drives the hooking knife to move within the range of the sliding groove.
7. The fence knife drive system of claim 6 wherein said transmission structure further comprises a mounting plate; the wire hooking transmission shaft and the cover plate are both arranged on the mounting plate; the mounting plate is mounted on the machine head.
8. The pointing knife drive system of claim 1, wherein the drive motor is coupled to the drive shaft by a linkage.
9. The hooking knife driving system of claim 8, wherein the linkage structure comprises a swing link, an adjusting block, a joint bearing, a swing link support, an eccentric wheel, and a roller; the adjusting block is connected with the driving shaft through a joint bearing, and the adjusting block is connected with one end of the oscillating bar; the other end of the swing rod is provided with a swing groove along the length direction of the swing rod, the roller is accommodated in the swing groove and connected with the eccentric wheel, and the eccentric wheel is connected with a driving motor; the part between the two ends of the swing rod is connected with a motor base of the driving motor through a swing rod supporting column.
10. The riving knife drive system of claim 9 wherein the linkage structure further comprises an adjustment post; the adjusting column is arranged between the adjusting block and the joint bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021063597.1U CN212582159U (en) | 2020-06-11 | 2020-06-11 | Collude sword actuating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021063597.1U CN212582159U (en) | 2020-06-11 | 2020-06-11 | Collude sword actuating system |
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| Publication Number | Publication Date |
|---|---|
| CN212582159U true CN212582159U (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021063597.1U Active CN212582159U (en) | 2020-06-11 | 2020-06-11 | Collude sword actuating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115387040A (en) * | 2022-08-29 | 2022-11-25 | 瑞珂玛机电(惠州)有限公司 | Homologous driving device of needle bar driving clutch mechanism and thread hooking mechanism of embroidery machine |
-
2020
- 2020-06-11 CN CN202021063597.1U patent/CN212582159U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115387040A (en) * | 2022-08-29 | 2022-11-25 | 瑞珂玛机电(惠州)有限公司 | Homologous driving device of needle bar driving clutch mechanism and thread hooking mechanism of embroidery machine |
| CN115387040B (en) * | 2022-08-29 | 2023-09-22 | 瑞珂玛机电(惠州)有限公司 | Homologous driving device for needle bar driving clutch mechanism and thread hooking mechanism of embroidery machine |
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