A warp knitting machine and jacquard device using optical communication
By employing optical communication technology in the Jacquard device, and using a light guide to transmit optical signals instead of copper busbars and pins, the problem of copper busbars and pins being easily oxidized or contaminated is solved, and the device's anti-electromagnetic interference performance and service life are improved.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- FUJIAN ZAYKA SCI & TECH LTD
- Filing Date
- 2025-02-12
- Publication Date
- 2026-05-29
Smart Images
Figure CN224299549U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of jacquard knitting, and in particular to a warp knitting machine and a jacquard knitting device using optical communication. Background Technology
[0002] In existing wireless jacquard devices, flexible pins are placed in piezoelectric jacquards as input terminals, and copper busbars are placed on the comb mounting section to replace the cables used for transmitting electrical signals. Current and pattern data are input into the piezoelectric jacquards through the copper busbars and pins.
[0003] Chinese utility model patent (application number: 202320791365.5, publication number: CN220364687U) discloses a piezoelectric jacquard and a piezoelectric jacquard driver for the piezoelectric jacquard. The piezoelectric jacquard includes a jacquard comb and at least one piezoelectric jacquard driver. The piezoelectric jacquard driver includes a first printed circuit board having a plurality of first power-connecting units and a second printed circuit board having a plurality of second power-connecting units. The first power-connecting unit includes a first conductor having at least one planar contact. The output end of the second power-connecting unit is electrically connected to the planar contact by coupling.
[0004] Currently, in existing Jacquard knitting equipment, the copper busbars and ejector pins are exposed to the air for extended periods, making them susceptible to oxidation or contamination. This leads to instability in the transmission of pattern process data, reducing the lifespan of the Jacquard knitting equipment. Utility Model Content
[0005] This invention provides a warp knitting machine and a Jacquard device using optical communication. Its main purpose is to overcome the defect of existing Jacquard devices that are prone to contamination of the copper busbar and ejector pin during the transmission of pattern process data via copper busbar and ejector pin.
[0006] To solve the above-mentioned technical problems, the present invention adopts the following technical solution:
[0007] In a first aspect, this disclosure provides a jacquard knitting device employing optical communication, comprising:
[0008] Jacquard yarn guide block, wherein a first slot is provided on the base of the Jacquard yarn guide block;
[0009] A first circuit board, wherein the first circuit board is disposed within the first slot; and
[0010] The first optical signal receiver has its power terminal electrically connected to the first circuit board, and its first light-sensing portion is positioned facing the lower side of the first slot.
[0011] In one possible implementation, a comb is mounted on the lower side of the base, and a first mounting groove is provided on the comb. The first mounting groove is arranged in the same direction as the length extension of the comb. A first light guide is provided in the first mounting groove. The first light guide is used to transmit a first optical signal, and the first optical signal is configured as pattern process data.
[0012] In one possible implementation, when the Jacquard guide needle block is disposed on the comb bar, the first optical signal receiver is correspondingly disposed on the first light guide body, so that the first light sensing part receives the first optical signal through the first light guide body.
[0013] In one possible implementation, a first optical signal transmitter is disposed on one side of the first optical signal receiver, the power terminal of the first optical signal transmitter is electrically connected to the first circuit board, and the first light source of the first optical signal transmitter is disposed facing the lower side of the first slot.
[0014] In one possible implementation, a comb is mounted on the lower side of the base, and a second mounting groove is provided on the comb. The second mounting groove is arranged along the length extension direction of the comb. A second light guide is provided in the second mounting groove. The second light guide is used to transmit a second optical signal, which is configured as pattern process data.
[0015] In one possible implementation, when the Jacquard guide needle block is disposed on the comb bar, the first optical signal transmitter is correspondingly disposed on the second light guide, so that the first light source transmits the second optical signal through the second light guide.
[0016] In one possible implementation, a comb is mounted on the lower side of the base. A first mounting groove is provided on the comb, extending along the length of the comb. A first light guide is provided within the first mounting groove. The first light guide transmits a first light signal, configured as pattern processing data. When the Jacquard yarn guide block is mounted on the comb, a corresponding first light signal receiver covers the first light guide, allowing the first light-sensing part to receive the first light signal through the first light guide. A first light signal transmitter is provided on one side of the first light signal receiver, its power terminal electrically connected to the first circuit board. The first light source of the first light signal receiver faces downwards from the first groove. The comb is provided with a second assembly groove, which is arranged along the length of the comb. A second light guide is provided in the second assembly groove. The second light guide is used to transmit a second light signal. The second light signal is configured as pattern process data. When the Jacquard yarn guide block is set on the comb, the first light signal transmitter is correspondingly covered on the second light guide so that the first light source transmits the second light signal through the second light guide. A main communication module is provided on one end of the comb. The main communication module has a second light signal receiver and a second light signal transmitter. The light signal generated by the second light source of the second light signal transmitter is transmitted to the first light sensing part through the first light guide. The second light signal receiver is used to receive the second light signal transmitted by the second light guide.
[0017] In one possible implementation, the first circuit board is electrically connected to the second circuit board via a connector, and the driving circuit of the second circuit board is electrically connected to the terminal of the piezoelectric ceramic sheet. The driving circuit is used to drive the piezoelectric ceramic sheet of the Jacquard yarn guide block to deform, so that the yarn guide needle swings.
[0018] Secondly, this disclosure provides a jacquard knitting device employing optical communication, comprising:
[0019] Jacquard yarn guide block, wherein a first slot is provided on the base of the Jacquard yarn guide block;
[0020] A first circuit board, wherein the first circuit board is disposed within the first slot; and
[0021] The first optical signal transmitter has its power terminal electrically connected to the first circuit board, and its first light source is positioned facing the lower side of the first slot.
[0022] Thirdly, this disclosure provides a warp knitting machine, including a Jacquard device, wherein the Jacquard device is the Jacquard device described above.
[0023] Compared with the prior art, the beneficial effects of this utility model are as follows:
[0024] This invention has a simple structure and strong practicality. By setting a first optical signal receiver to receive the first optical signal, it replaces the copper busbar and ejector pin to transmit pattern process data, has better anti-electromagnetic interference performance, and extends the service life of the Jacquard device. Attached Figure Description
[0025] Figure 1 This is a schematic diagram of the structure of the first optical signal receiver.
[0026] Figure 2 This is a schematic diagram of the structure of the Jacquard yarn guide block.
[0027] Figure 3 This is a modular diagram of a jacquard device.
[0028] In the figure: 1. First optical signal receiver; 2. First optical signal transmitter; 3. Drive circuit; 4. Jacquard yarn guide block; 5. First light guide; 6. Second light guide; 7. First photosensitive part; 8. First light source; 9. Second optical signal receiver; 10. Second optical signal transmitter; 11. Second light source; 12. Memory; 13. Processor; 14. First slot; 15. First circuit board; 16. Comb; 17. Base; 18. First assembly slot; 19. Second assembly slot; 20. Second circuit board; 21. First interface; 22. Second interface; 23. Yarn guide needle; 24. Piezoelectric ceramic sheet. Detailed Implementation
[0029] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model.
[0030] In this document, the term "embodiment" means that a particular feature, structure, or characteristic described in connection with an embodiment may be present in at least one embodiment of this application. The appearance of this phrase in various places throughout the specification does not necessarily refer to the same embodiment, nor is it a separate or alternative embodiment mutually exclusive with other embodiments. It will be explicitly and implicitly understood by those skilled in the art that the embodiments described herein can be combined with other embodiments.
[0031] Unless otherwise defined, the technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention pertains. The terms "first," "second," and similar words used in this patent application specification and claims do not indicate any order, quantity, or importance, but are merely used to distinguish different components. Words such as "comprising" or "having" mean that the element or object preceding the word encompasses the elements or objects listed following the word and their equivalents, without excluding other elements or objects. Terms such as "inner," "outer," "upper," and "lower" are used only to indicate relative positional relationships; these relative positional relationships may change accordingly when the absolute position of the described object changes.
[0032] Example 1, refer to Figure 1 , Figure 2 and Figure 3 A warp knitting machine and a jacquard device using optical communication, the warp knitting machine including a jacquard device, the jacquard device including: a jacquard guide needle block 4, a first circuit board 15, a first slot 14 and a first optical signal receiver 1.
[0033] Reference Figure 1 , Figure 2 and Figure 3 The base 17 of the Jacquard guide needle block 4 has a first slot 14.
[0034] Reference Figure 1 , Figure 2 and Figure 3 The first circuit board 15 is disposed within the first slot 14.
[0035] Reference Figure 1 , Figure 2 and Figure 3 The power terminal of the first optical signal receiver 1 is electrically connected to the first circuit board 15, and the first light sensing part 7 of the first optical signal receiver 1 is arranged facing the lower side of the first slot 14.
[0036] Reference Figure 1 , Figure 2 and Figure 3 A comb 16 is mounted on the lower side of the base 17. A first mounting groove 18 is provided on the comb 16. The first mounting groove 18 is arranged in the same direction as the length extension of the comb 16. A first light guide 5 is provided in the first mounting groove 18. The first light guide 5 is used to transmit a first light signal. The first light signal is configured as pattern process data.
[0037] Reference Figure 1 , Figure 2 and Figure 3When the Jacquard guide needle block 4 is placed on the comb bar 16, the first light signal receiver 1 is correspondingly covered on the first light guide body 5 so that the first light sensing part 7 receives the first light signal through the first light guide body 5.
[0038] Reference Figure 1 , Figure 2 and Figure 3 A first optical signal transmitter 2 is provided on one side of the first optical signal receiver 1. The power terminal of the first optical signal transmitter 2 is electrically connected to the first circuit board 15. The first light source of the first optical signal transmitter 2 is arranged facing the lower side of the first slot 14.
[0039] Reference Figure 1 , Figure 2 and Figure 3 A comb 16 is mounted on the lower side of the base 17. A second assembly groove 19 is provided on the comb 16. The second assembly groove 19 is provided along the length extension direction of the comb 16. A second light guide 6 is provided in the second assembly groove 19. The second light guide 6 is used to transmit a second light signal. The second light signal is configured as pattern process data.
[0040] Reference Figure 1 , Figure 2 and Figure 3 When the Jacquard guide needle block 4 is set on the comb bar 16, the first light signal transmitter 2 is correspondingly covered on the second light guide 6 so that the first light source transmits the second light signal through the second light guide 6.
[0041] Reference Figure 1 , Figure 2 and Figure 3 The first circuit board 15 is electrically connected to the second circuit board via a connector. The driving circuit 3 of the second circuit board is electrically connected to the terminal of the piezoelectric ceramic sheet 24. The driving circuit 3 is used to drive the piezoelectric ceramic sheet 24 of the Jacquard yarn guide block 4 to deform, so that the yarn guide needle swings.
[0042] Example 2, refer to Figure 1 , Figure 2 and Figure 3The difference between this second embodiment and the first embodiment is that: a comb 16 is installed on the lower side of the base 17, and a first mounting groove 18 is provided on the comb 16. The first mounting groove 18 is aligned with the length extension direction of the comb 16. A first light guide 5 is provided in the first mounting groove 18. The first light guide 5 is used to transmit a first light signal. The first light signal is configured as pattern process data. When the Jacquard yarn guide block 4 is placed on the comb 16, the first light signal receiver 1 is correspondingly covered on the first light guide 5, so that the first light sensing part 7 receives the first light signal through the first light guide 5. A first light signal transmitter 2 is provided on one side of the first light signal receiver 1. The power terminal of the first light signal transmitter 2 is electrically connected to the first circuit board 15. The first light source of the first light signal transmitter 2 faces the lower side of the first slot 14. The comb 16 is provided with a second mounting groove 19, which is provided along the length of the comb 16. A second light guide 6 is provided in the second mounting groove 19. The second light guide 6 is used to transmit a second light signal. The second light signal is configured as pattern process data. When the jacquard guide needle block 4 is set on the comb 16, the first light signal transmitter 2 is correspondingly covered on the second light guide 6 so that the first light source transmits the second light signal through the second light guide 6. A main communication module is provided at one end of the comb 16. The main communication module has a second light signal receiver and a second light signal transmitter. The light signal generated by the second light source of the second light signal transmitter is transmitted to the first light sensing part 7 through the first light guide 5. The second light signal receiver is used to receive the second light signal transmitted by the second light guide 6.
[0043] Other structures are similar to those in Embodiment 1, and will not be described in detail here.
[0044] Example 3, refer to Figure 1 , Figure 2 and Figure 3 The difference between this third embodiment and the first embodiment is that the Jacquard device includes: a Jacquard yarn guide block 4, a first circuit board 15, and a first optical signal transmitter 2.
[0045] Reference Figure 1 , Figure 2 and Figure 3 The base 17 of the Jacquard guide needle block 4 has a first slot 14.
[0046] Reference Figure 1 , Figure 2 and Figure 3 The first circuit board 15 is disposed within the first slot 14. The power terminal of the first optical signal transmitter 2 is electrically connected to the first circuit board 15, and the first light source of the first optical signal transmitter 2 is disposed facing the lower side of the first slot 14.
[0047] Other structures are similar to those in Embodiment 1, and will not be described in detail here.
[0048] Example 4, refer to Figure 1 , Figure 2 and Figure 3 The difference between this embodiment four and embodiment one is that the Jacquard driving device includes: a first optical signal receiver 1, a first optical signal transmitter 2, a driving circuit 3, a Jacquard yarn guide block 4, a first light guide 5, a second light guide 6, a second optical signal receiver 9, and a second optical signal transmitter 10.
[0049] Reference Figure 1 , Figure 2 and Figure 3 The first light sensing part 7 of the first light signal receiver 1 acquires the first light signal, and the first light signal has pattern process data.
[0050] Reference Figure 1 , Figure 2 and Figure 3 The output of the first optical signal receiver 1 transmits the pattern process data to the corresponding driving circuit 3.
[0051] Reference Figure 1 , Figure 2 and Figure 3 The driving circuit 3 drives the piezoelectric ceramic sheet 24 of the Jacquard yarn guide block 4 to deform according to the pattern process data, so that the yarn guide needle 23 swings.
[0052] Reference Figure 1 , Figure 2 and Figure 3 The first light sensing part 7 acquires the first light signal through the first light guide 5.
[0053] Reference Figure 1 , Figure 2 and Figure 3 The driving circuit 3 emits a second light signal through the first light source 8 of the first light signal transmitter 2. The second light signal has floral process data.
[0054] Reference Figure 1 , Figure 2 and Figure 3The working principle of the Jacquard drive device: The first light sensing part 7 of the first light signal receiver 1 acquires the first light signal, which contains pattern process data. The first light sensing part 7 acquires the first light signal through the first light guide 5. The output end of the first light signal receiver 1 transmits the pattern process data to the corresponding drive circuit 3. The drive circuit 3 drives the piezoelectric ceramic sheet 24 of the Jacquard yarn guide needle block 4 to deform according to the pattern process data, so that the yarn guide needle 23 swings. The drive circuit 3 emits a second light signal through the first light source 8 of the first light signal transmitter 2. The second light signal contains pattern process data. The drive circuit 3 transmits the second light signal through the first light signal... The first light source 8 of the transmitter 2 emits a second light signal to the second light guide 6. The second light signal contains floral process data. The second light signal is transmitted to the second light receiver 9 through the second light guide 6. The second light source 11 of the second light signal transmitter 10 emits a first light signal to the first light guide 5. The first light signal is transmitted along the length extension direction of the first light guide 5. The driving circuit 3 emits a second light signal to the second light guide 6 through the first light source 8 of the first light signal transmitter 2. The second light signal is transmitted along the length extension direction of the second light guide 6 through the second light guide 6. The second light signal contains floral process data.
[0055] Reference Figure 1 , Figure 2 and Figure 3 The first light-sensing part 7 has a photodiode (PIN), and the first light source 8 has a light-emitting diode (LED). The LED transmits pattern process data to the receiving end of the photodiode in a flashing manner. The second light signal receiver has a photodiode (PIN), and the second light source 11 has a light-emitting diode (LED). The LED transmits pattern process data to the receiving end of the photodiode in a flashing manner.
[0056] Other structures are similar to those in Embodiment 1, and will not be described in detail here.
[0057] Example 5, refer to Figure 1 , Figure 2 and Figure 3The difference between this fifth embodiment and the first embodiment is that the Jacquard driving device includes: a first light signal receiver 1, a first light signal transmitter 2, a driving circuit 3, and a Jacquard yarn guide block 4. The first light sensing part 7 of the first light signal receiver 1 acquires the first light signal. The first light signal has pattern process data. The output end of the first light signal receiver 1 transmits the pattern process data to the corresponding driving circuit 3. The driving circuit 3 drives the piezoelectric ceramic sheet 24 of the Jacquard yarn guide block 4 to deform according to the pattern process data, so that the yarn guide needle 23 swings. The first light sensing part 7 acquires the first light signal through the first light guide body 5. The driving circuit 3 emits a second light signal through the first light source 8 of the first light signal transmitter 2. The second light signal has pattern process data. The first light sensing part 7 of the first light signal receiver 1 acquires the first light signal. The first light signal has pattern process data. The output end of the first light signal receiver 1 transmits the pattern process data to the corresponding driving circuit 3. The driving circuit 3 drives the piezoelectric ceramic sheet 24 of the Jacquard yarn guide needle block 4 to deform according to the pattern process data, so that the yarn guide needle 23 swings. The first light sensing part 7 acquires the first light signal through the first light guide body 5. The driving circuit 3 emits a second light signal through the first light source 8 of the first light signal transmitter 2. The second light signal has pattern process data.
[0058] Other structures are similar to those in Embodiment 1, and will not be described in detail here.
[0059] The above are merely specific embodiments of this utility model, but the design concept of this utility model is not limited thereto. Any non-substantial modifications made to this utility model using this concept shall be considered as an infringement of the protection scope of this utility model.
Claims
1. A jacquard knitting device employing optical communication, characterized in that... ,include: Jacquard yarn guide block, wherein a first slot is provided on the base of the Jacquard yarn guide block; A first circuit board, wherein the first circuit board is disposed within the first slot; as well as The first optical signal receiver has its power terminal electrically connected to the first circuit board, and its first light-sensing portion is positioned facing the lower side of the first slot.
2. The jacquard device employing optical communication as described in claim 1, characterized in that... A comb is mounted on the lower side of the base, and a first mounting groove is provided on the comb. The first mounting groove is arranged along the length extension direction of the comb. A first light guide is provided in the first mounting groove. The first light guide is used to transmit a first optical signal, and the first optical signal is configured as pattern process data.
3. The jacquard device employing optical communication as described in claim 2, characterized in that... When the Jacquard guide needle block is disposed on the comb bar, the first light signal receiver is correspondingly covered on the first light guide body, so that the first light sensing part receives the first light signal through the first light guide body.
4. The jacquard device employing optical communication as described in claim 1, characterized in that... A first optical signal transmitter is provided on one side of the first optical signal receiver. The power terminal of the first optical signal transmitter is electrically connected to the first circuit board. The first light source of the first optical signal receiver is arranged facing the lower side of the first slot.
5. The jacquard device employing optical communication as described in claim 4, characterized in that... A comb is mounted on the lower side of the base, and a second mounting groove is provided on the comb. The second mounting groove is arranged along the length extension direction of the comb. A second light guide is provided in the second mounting groove. The second light guide is used to transmit a second light signal, which is configured as pattern process data.
6. The jacquard device employing optical communication as described in claim 5, characterized in that... When the Jacquard guide needle block is disposed on the comb bar, the first light signal transmitter is correspondingly covered on the second light guide, so that the first light source transmits the second light signal through the second light guide.
7. The jacquard device employing optical communication as described in claim 1, characterized in that... A comb is mounted on the lower side of the base. A first mounting groove is provided on the comb, extending along the length of the comb. A first light guide is provided within the first mounting groove. The first light guide transmits a first light signal, configured as pattern processing data. When the Jacquard yarn guide block is mounted on the comb, the first light signal receiver is correspondingly mounted on the first light guide, allowing the first photosensitive part to receive the first light signal through the first light guide. A first light signal transmitter is provided on one side of the first light signal receiver, with its power terminal electrically connected to the first circuit board. The first light source of the first light signal receiver faces downwards from the first groove. A second light source is provided on the comb. The assembly slots, both extending along the length of the comb, are provided with a second light guide. The second light guide is used to transmit a second light signal, which is configured as pattern process data. When the Jacquard yarn guide block is placed on the comb, the first light signal transmitter is correspondingly placed on the second light guide, so that the first light source transmits the second light signal through the second light guide. A main communication module is provided at one end of the comb. The main communication module has a second light signal receiver and a second light signal transmitter. The light signal generated by the second light source of the second light signal transmitter is transmitted to the first light sensing part through the first light guide. The second light signal receiver is used to receive the second light signal transmitted by the second light guide.
8. The jacquard device employing optical communication as described in claim 1, characterized in that... The first circuit board is electrically connected to the second circuit board via a connector. The driving circuit of the second circuit board is electrically connected to the power terminal of the piezoelectric ceramic sheet. The driving circuit is used to drive the piezoelectric ceramic sheet of the Jacquard yarn guide block to deform, so that the yarn guide needle swings.
9. A jacquard knitting device employing optical communication, characterized in that... ,include: Jacquard yarn guide block, wherein a first slot is provided on the base of the Jacquard yarn guide block; A first circuit board, wherein the first circuit board is disposed within the first slot; as well as The first optical signal transmitter has its power terminal electrically connected to the first circuit board, and its first light source is positioned facing the lower side of the first slot.
10. A warp knitting machine, characterized in that... The device includes a Jacquard jacquard apparatus, wherein the Jacquard jacquard apparatus is the Jacquard jacquard apparatus according to any one of claims 1-8.