CN215561011U - Jacquard guide bar easy to maintain and warp knitting machine using jacquard guide bar - Google Patents
Jacquard guide bar easy to maintain and warp knitting machine using jacquard guide bar Download PDFInfo
- Publication number
- CN215561011U CN215561011U CN202023306698.XU CN202023306698U CN215561011U CN 215561011 U CN215561011 U CN 215561011U CN 202023306698 U CN202023306698 U CN 202023306698U CN 215561011 U CN215561011 U CN 215561011U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- plug
- piezoelectric ceramic
- driving circuit
- connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
An easy-maintenance jacquard guide bar and a warp knitting machine using the jacquard guide bar, comprising a guide bar base, at least one jacquard needle mechanism arranged on the guide bar base, at least one piezoelectric ceramic element for driving the jacquard needle mechanism to swing, at least one driving circuit board electrically connected with the piezoelectric ceramic element, and at least one main control circuit board which can be plugged and installed on the driving circuit board, wherein the driving circuit board and the main control circuit board are connected together in a pluggable way, the output end of the driving circuit board is electrically connected with the enable end of the piezoelectric ceramic element, the output end of the main control circuit board is electrically connected with the enable end of the driving circuit board, through the arrangement of the pluggable connection between the driving circuit board and the main control circuit board, when the driving circuit board is damaged, the damaged driving circuit board can be directly and independently detached to replace the new driving circuit board, and the original normally used main control circuit board can be continuously used, the independent replacement of the driving circuit board is realized.
Description
Technical Field
The utility model relates to the field of warp knitting machines, in particular to an easy-to-maintain jacquard guide bar and a warp knitting machine using the jacquard guide bar.
Background
Chinese utility model patent (application number: 201220019325.0, publication number: CN 202644104U) discloses a jacquard guide bar.
Chinese patent application No. 01802918.3 (publication No. CN 1272493C) discloses a jacquard device for a warp knitting machine, in which a jacquard unit is attached to a jacquard guide bar, the jacquard unit is configured by arranging a plurality of piezoelectric elements including a jacquard guide in parallel, and the jacquard guide bar having a plurality of guide bars can be arranged. The jacquard machine has a control board integrally incorporated in a part of the plurality of jacquard units, the control boards are connected in series and connected to electrode terminals of the piezoelectric elements including piezoelectric element ceramics, respectively, and the jacquard machine has a displacement of a size corresponding to the loom number by bending the displacement portion in accordance with a control and drive signal transmitted to the control board, but the jacquard machine has the following disadvantages in actual use: a part of a piezoelectric element in a jacquard guide bar of the existing warp knitting machine is integrally installed and controlled to be basically connected into a whole, and all parts need to be replaced after being damaged, so that waste is caused, and the equipment maintenance cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides an easy-to-maintain jacquard guide bar and a warp knitting machine using the jacquard guide bar, and mainly aims to overcome the defect that the jacquard guide bar needs to be completely replaced after being partially damaged.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an easy merchant card sley bar of maintaining, includes a sley bar base, at least one locates merchant card needle mechanism, at least one on the sley bar base are used for the drive merchant card needle mechanism wobbling piezoceramics component, at least one with but at least one drive circuit board that piezoceramics component electricity is connected mutually but install drive circuit board last master control circuit board, drive circuit board with but the link of plug-pull between the master control circuit board is in the same place, drive circuit board's output with piezoceramics component's enable phase electricity is connected mutually, master control circuit board's output with drive circuit board's enable phase electricity is connected mutually.
Furthermore, the device also comprises at least one first connector arranged between the driving circuit board and the main control circuit board, wherein the output end of the first connector is arranged on the enabling end of the driving circuit board, and the enabling end of the first connector is arranged on the output end of the main control circuit board.
Furthermore, the first connector comprises at least one first pin arranged on the lower bottom surface of the driving circuit board and at least one first socket arranged on the upper bottom surface of the main control circuit board and matched with the first pin, and the first pin can be plugged into and plugged into the first socket.
Furthermore, still include at least one locate piezoelectric ceramic element with plug-in circuit board and one between the drive circuit board locate plug-in circuit board with but plug-in second connector between the drive circuit board, piezoelectric ceramic element's power input end is pegged graft and is installed on one side of plug-in circuit board, plug-in circuit board's opposite side with the output of second connector is connected mutually, the messenger of second connector end with drive circuit board's output is connected mutually, drive circuit board with pass through between the plug-in circuit board the second connector is pegged graft and is linked into an organic whole.
Furthermore, the second connector comprises at least one second pin arranged on the output end of the driving circuit board and at least one second socket arranged on the input end of the plug circuit board and matched with the second pin, and the second pin is plugged in the second socket in a pluggable manner.
The piezoelectric ceramic element is arranged on the plug circuit board, the plug circuit board is provided with a plurality of piezoelectric ceramic elements, the piezoelectric ceramic elements are arranged on the plug circuit board, the piezoelectric ceramic elements are arranged on the piezoelectric ceramic elements, the piezoelectric ceramic elements are arranged on the plug circuit board, the plurality of piezoelectric ceramic elements are arranged on the plug circuit board, the plug circuit further comprises a plurality of plug circuit, and a plurality of electric wires arranged on the plug circuit board, and a plurality of the plug circuit board, further, a plurality of the plug circuit board, and a plurality of the electric wires are arranged on the plug circuit board, and a plurality of the electric wires are arranged on the electric wires, and a plurality of the electric wires arranged on the electric wires, and a plurality of the electric wires, on the electric wires, and the electric wires, on the plug circuit board, and the electric wires, and the plug circuit board, and the electric wires, on the plug circuit board, further, and the plug circuit board, and the electric wires, and the plug circuit board, and the plug circuit, and the electric wires, further, and the electric wires, further, and the plug circuit board, and the plug circuit, and the electric wires, and the plug circuit board.
Furthermore, the driving circuit board comprises a plurality of piezoelectric ceramic piece driving circuits for driving the piezoelectric ceramic elements to swing, and each piezoelectric ceramic piece driving circuit corresponds to each piezoelectric ceramic element one by one.
A warp knitting machine comprises at least one jacquard guide bar.
A jacquard device comprises at least more than one jacquard guide bar.
Compared with the prior art, the utility model has the beneficial effects that:
1. the jacquard comb has the advantages that the structure is simple, the practicability is high, the driving circuit board and the main control circuit board are connected in a pluggable mode to form a double-layer circuit board structure, when the driving circuit board is damaged, the damaged driving circuit board can be directly and independently detached to be replaced by the new driving circuit board, the main control circuit board which can be normally used can be continuously used, the driving circuit board can be independently replaced, or when the main control circuit board is damaged, the damaged main control circuit board can be directly and independently detached to be replaced by the new main control circuit board, the driving circuit board which can be normally used can be continuously used, the specific circuit board can be replaced aiming at the damage of the specific circuit board, the circuit board of the whole jacquard comb does not need to be replaced, the waste of the circuit board is reduced, and the cost for replacing the circuit board in the later maintenance of the jacquard comb is reduced.
2. According to the utility model, the plug-in circuit board is electrically connected with the driving circuit board through the pluggable second connector, when the piezoelectric ceramic element is damaged, the plug-in circuit board can be detached from the driving circuit board, a new piezoelectric ceramic element can be directly replaced, the original driving circuit board and the original main control circuit board can be continuously used, the circuit board of the whole jacquard guide bar does not need to be replaced, the waste of the circuit board is reduced, and the later maintenance cost of the jacquard guide bar is reduced.
3. In the utility model, the first connector is arranged, so that the main control circuit board and the driving circuit board are electrically connected, and the main control circuit board and the driving circuit board are supported and positioned, so that the dual-purpose effect is achieved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an exploded view of fig. 1.
Fig. 3 is a block diagram of the main control circuit board.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
Referring to fig. 1, an easy-to-maintain jacquard bar and a warp knitting machine using the same, the warp knitting machine comprising a frame, at least one jacquard device mounted on the frame for guiding yarns, the jacquard device comprising at least one jacquard bar mounted on a bar bed 1, the warp knitting machine being of the RDPJ6/2 type or of other warp knitting machine type in the art.
Referring to fig. 1 and 2, the jacquard guide bar includes a guide bar base 2, at least one jacquard needle mechanism (not shown) disposed on the guide bar base 2, at least one piezoelectric ceramic element (not shown) for driving the jacquard needle mechanism (not shown) to swing, at least one driving circuit board 3 electrically connected to the piezoelectric ceramic element (not shown), at least one main control circuit board 21 removably mounted on the driving circuit board 3, at least one first connector 6 disposed between the driving circuit board 3 and the main control circuit board 21, at least one plug-in circuit board 11 disposed between the piezoelectric ceramic element (not shown) and the driving circuit board 3, a second connector 4 disposed between the plug-in circuit board 11 and the driving circuit board 3, a plurality of electrical conductors disposed on the plug-in circuit board 11 and corresponding to each piezoelectric ceramic element (not shown) one by one, A plurality of slots 12 arranged on the plug circuit board at intervals and at least one supporting column arranged on the guide bar base 2, wherein each slot 12 corresponds to each piezoelectric ceramic element (not shown in the figure) one by one.
Referring to fig. 1 and 2, the driving circuit board 3 and the main control circuit board 21 are connected together in a pluggable manner, an output end of the driving circuit board 3 is electrically connected to an enable end of a piezoelectric ceramic element (not shown), and an output end of the main control circuit board 21 is electrically connected to an enable end of the driving circuit board 3.
Referring to fig. 1, 2 and 3, the output terminal of the first connector 6 is disposed on the enable terminal of the driving circuit board 3, and the enable terminal of the first connector 6 is disposed on the output terminal of the main control circuit board 21.
Referring to fig. 1, 2 and 3, the first connector 6 includes at least one first pin 61 disposed on the lower bottom surface of the driving circuit board 3 and at least one first socket 62 disposed on the upper bottom surface of the main control circuit board 21 and adapted to the first pin 61, and the first pin 61 is inserted into and inserted into the first socket 62. The first connector 6 may be a PIN header PIN connector, preferably a PIN header PIN connector with sixteen PINs.
Referring to fig. 1, 2 and 3, by providing the first connector 6, on one hand, the main control circuit board 21 and the driving circuit board 3 are electrically connected, and on the other hand, the main control circuit board 21 and the driving circuit board 3 play a role in supporting and positioning, thereby achieving an effect of dual purposes.
Referring to fig. 1 and 2, an electrical energy input terminal of a piezoelectric ceramic element (not shown) is inserted into one side of the insertion circuit board 11, an electrical energy input terminal of a specific piezoelectric ceramic element (not shown) is inserted into the insertion slot 12, the other side of the insertion circuit board 11 is electrically connected to an output terminal of the second connector 4, an enable terminal of the second connector 4 is electrically connected to an output terminal of the driving circuit board 3, and the driving circuit board 3 and the insertion circuit board 11 are inserted into one body through the second connector 4.
Referring to fig. 1 and 2, the second connector 4 includes at least one second pin 42 disposed on the output end of the driving circuit board 3 and at least one second socket 41 disposed on the input end of the plug circuit board 11 and adapted to the second pin 42, wherein the second pin 42 is pluggable into the second socket 41.
The second connector 4 may be a PIN header PIN connector, preferably a PIN header PIN connector with sixteen PINs.
Referring to fig. 1 and 2, one end of an electrical lead is electrically connected to an enable terminal of a piezoelectric ceramic element (not shown), and the other end of the electrical lead is electrically connected to an output terminal of the second connector 4.
Referring to fig. 1, fig. 2 and fig. 3, through setting up between plug circuit board 11 and the drive circuit board 3 through pluggable second connector 4 looks electricity and connecting, when piezoelectric ceramic element (not drawn in the picture) damages, can pull out plug circuit board 11 from drive circuit board 3 split, directly change new piezoelectric ceramic element (not drawn in the picture) and original drive circuit board 3 and main control circuit board 21 can continue to use, need not to change the circuit board of whole merchant card sley and fall, reduce the waste of circuit board, reduce the cost of merchant card sley later maintenance.
The driving circuit board 3 includes a plurality of piezoelectric ceramic piece driving circuits for driving piezoelectric ceramic elements (not shown) to swing, and each of the piezoelectric ceramic piece driving circuits corresponds to each of the piezoelectric ceramic elements (not shown).
Referring to fig. 1 and 3, the main control circuit board 21 includes at least one first circuit board 22 disposed on the guide bar base 2, at least one circuit protection circuit 23, at least one voltage regulator circuit 25, at least one communication detection circuit 24, at least one digital boost power supply 28, at least one digital-to-analog circuit 27, at least one processor unit 26, and at least one driving pre-stage 29, wherein the circuit protection circuit 23, the voltage regulator circuit 25, the communication detection circuit 24, the digital boost power supply 28, the digital-to-analog circuit 27, the processor unit 26, and the driving pre-stage 29 are all disposed on the first circuit board 22.
Referring to fig. 1 and 2, the guide bar base 2 includes a base portion 5 having a long strip shape, a plurality of needle grooves 51 provided at intervals on a front end of the base portion 5 for mounting a guide needle, and a plurality of groove portions 52 provided at intervals on the base portion 5.
Referring to fig. 1 and 2, the base portion 5 includes a first mounting portion 53 provided on one side of the groove portion 52 and a second mounting portion 54 provided on the other side of the groove portion 52, and the needle grooves 51 are provided at specific intervals at a front end portion of the first mounting portion 53 in the present embodiment. The guide bar base 2 may be an aluminum base. The main control circuit board 21 and the drive circuit board 3 are both mounted in the second mounting portion 54.
Referring to fig. 1 and 2, the jacquard needle mechanism (not shown in the figures) includes a plurality of guide needles disposed at intervals on a needle groove 51, a guide hole disposed at one end of the guide needle, and a long-strip-shaped connector disposed at one end and connected to the other end of the guide needle, a piezoelectric ceramic element (not shown in the figures) is wrapped on both side surfaces of the connector, the needle groove 51 is disposed at the front of a guide bar base 2, and the front of the guide bar base 2 in the length extending direction is defined as the front of the guide bar base 2.
Referring to fig. 1 and 2, a conductive plate is disposed at the other end of the connector, the conductive plate is inserted into the slot 12, and is fixedly mounted on the slot 12 by welding, so that the piezoelectric ceramic element (not shown) and the insertion circuit board 11 are connected into a whole, the other end of the connector is connected to the kinetic energy-enabled end of the yarn guide needle, one end of the connector passes through the groove 52 and extends into the second mounting portion 54, and the other end of the connector extends into the first mounting portion 53. One end of the conductive sheet is electrically connected to a piezoelectric ceramic element (not shown), and the other end of the conductive sheet is electrically connected to the plug circuit board 11, and the conductive sheet may be made of a conductive metal copper material.
Referring to fig. 1 and 2, the connecting piece and the slot 12 are vertically inserted into each other, and the cross section of the connecting piece and the slot 12 inserted into each other is cross-shaped.
Referring to fig. 1 and 2, the piezoelectric ceramic element (not shown in the figures) can be a long strip-shaped piezoelectric ceramic sheet material, the piezoelectric ceramic sheet material deforms when a preset voltage is applied, so that the piezoelectric ceramic element (not shown in the figures) drives the connecting piece to deform, the kinetic energy output end of the connecting piece swings, the yarn guide needle swings under the driving of the connecting piece after the kinetic energy output end of the connecting piece swings, and the swinging direction of the yarn guide needle is the swinging direction of the kinetic energy output end of the connecting piece.
Referring to fig. 1 and 2, the number of the yarn guide needles may be sixteen, and the number of the needle grooves 51 and the groove portions 52 is adapted to the number of the yarn guide needles, so that the number of the adapted groove portions 52 may be sixteen, and the number of the adapted needle grooves 51 may be sixteen. The number of the guide needles is determined according to the process processing requirement, and the number of the needle grooves 51 and the number of the groove parts 52 can be adaptively determined according to the number of the guide needles.
Taking sixteen yarn guide needles as an example, the number of the matched piezoelectric ceramic pieces is sixteen, the driving circuit for driving the piezoelectric ceramic piece materials to deform is a piezoelectric ceramic piece driving circuit, the enabling end of each piezoelectric ceramic piece material is connected with one piezoelectric ceramic piece driving circuit for supplying power, and when the number of the piezoelectric ceramic elements (not shown in the figure) is sixteen, the number of the matched piezoelectric ceramic piece driving circuits is sixteen, so that each piezoelectric ceramic element (not shown in the figure) is supplied with power correspondingly, and the piezoelectric ceramic elements (not shown in the figure) are driven to deform to drive the yarn guide needles.
On the support column top was located in the installation of dirver circuit board 3, be equipped with the first mounting hole with support column looks adaptation on the main control circuit board, be equipped with the second mounting hole with support column looks adaptation on dirver circuit board 3, be equipped with the third mounting hole on sley bar base 2, be equipped with the internal thread in the third mounting hole, first mounting hole, second mounting hole and third mounting hole all set up on same vertical line. The support column passes through the second mounting hole, so that the driving circuit board 3 is sleeved on the support column, and the specific support column is mounted in the second mounting portion 54.
Be equipped with the assembly groove of in-band screw thread in the support column, the bottom of support column is extended to by the top of support column to the pilot hole, and the intrinsic screw is locked in the second mounting hole, uses the screw to pass first mounting hole, second mounting hole, assembly groove and third mounting hole from top to bottom, and the bottom of screw can the lock solid in the third mounting hole for drive circuit board 3 installs and locates on the support column top.
On the third mounting hole was located to the bottom of support column, first connector can be two respectively the interval set up on one side of main control circuit board, and first mounting hole can be two respectively the interval set up on the opposite side of main control circuit board, and support column quantity can be two, and first mounting hole is passed respectively to two support column adaptations, and the support column is made for resin material.
In the utility model, the drive circuit board 3 and the main control circuit board 21 are connected together in a pluggable manner to form a double-layer circuit board structure, when the drive circuit board 3 is damaged, the damaged drive circuit board 3 can be directly and independently detached to replace the new drive circuit board 3, and the main control circuit board 21 which can be normally used can be continuously used, so that the drive circuit board 3 can be independently replaced, or when the main control circuit board 21 is damaged, the damaged main control circuit board 21 can be directly and independently detached to replace the new main control circuit board 21, and the drive circuit board 3 which can be normally used can be continuously used, so that the specific circuit board can be replaced aiming at the damage of the specific circuit board, the circuit board of the whole jacquard comb is not required to be replaced, the waste of the circuit board is reduced, and the cost for later maintenance and replacement of the circuit board of the jacquard comb is reduced.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.
Claims (8)
1. The utility model provides an easy merchant card sley bar of maintaining which characterized in that: including a sley bar base, at least one locate merchant card needle mechanism, at least one on the sley bar base are used for the drive merchant card needle mechanism wobbling piezoceramics component, at least one with drive circuit board and at least one pluggable the installing of piezoceramics component looks electricity is connected drive circuit board is last master control circuit board, drive circuit board with pluggable connection together between the master control circuit board, drive circuit board's output with piezoceramics component's enable phase electricity is connected, master control circuit board's output with drive circuit board's enable phase electricity is connected.
2. An easy-to-maintain jacquard bar as claimed in claim 1, wherein: the intelligent socket is characterized by further comprising at least one first connector arranged between the driving circuit board and the main control circuit board, wherein the output end of the first connector is arranged on the enabling end of the driving circuit board, and the enabling end of the first connector is arranged on the output end of the main control circuit board.
3. An easy-to-maintain jacquard bar as claimed in claim 2, characterized in that: the first connector comprises at least one first pin arranged on the lower bottom surface of the driving circuit board and at least one first socket arranged on the upper bottom surface of the main control circuit board and matched with the first pin, and the first pin can be plugged into the first socket.
4. An easy-to-maintain jacquard bar as claimed in claim 1, wherein: still include at least one locate piezoelectric ceramic element with plug-in circuit board and one between the driving circuit board plug-in circuit board with but plug-in second connector between the driving circuit board, piezoelectric ceramic element's power input end is pegged graft and is installed on one side of plug-in circuit board, plug-in circuit board's opposite side with the output of second connector is electric connection mutually, the messenger of second connector end with driving circuit board's output is electric connection mutually, driving circuit board with through between the plug-in circuit board the second connector is pegged graft and is linked into an organic whole.
5. An easy-to-maintain jacquard bar as claimed in claim 4, characterized in that: the second connector comprises at least one second pin arranged on the output end of the driving circuit board and at least one second socket arranged on the input end of the plug circuit board and matched with the second pin, and the second pin can be plugged in the second socket in a plugging mode.
6. An easy-to-maintain jacquard bar as claimed in claim 4, characterized in that: the piezoelectric ceramic element is arranged on the plug circuit board, the plug circuit board is arranged on the plug circuit board, the piezoelectric ceramic element is arranged on the plug circuit board, the plurality of electric leads are arranged on the plug circuit board, one ends of the electric leads are electrically connected with enabling ends of the piezoelectric ceramic elements, and the other ends of the electric leads are electrically connected with output ends of the second connectors.
7. An easy-to-maintain jacquard bar as claimed in claim 1, wherein: the driving circuit board comprises a plurality of piezoelectric ceramic piece driving circuits for driving the piezoelectric ceramic elements to swing, and each piezoelectric ceramic piece driving circuit corresponds to each piezoelectric ceramic element one by one.
8. A warp knitting machine characterized in that: comprising at least one jacquard bar according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023306698.XU CN215561011U (en) | 2020-12-31 | 2020-12-31 | Jacquard guide bar easy to maintain and warp knitting machine using jacquard guide bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023306698.XU CN215561011U (en) | 2020-12-31 | 2020-12-31 | Jacquard guide bar easy to maintain and warp knitting machine using jacquard guide bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215561011U true CN215561011U (en) | 2022-01-18 |
Family
ID=79815932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023306698.XU Active CN215561011U (en) | 2020-12-31 | 2020-12-31 | Jacquard guide bar easy to maintain and warp knitting machine using jacquard guide bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215561011U (en) |
-
2020
- 2020-12-31 CN CN202023306698.XU patent/CN215561011U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215561011U (en) | Jacquard guide bar easy to maintain and warp knitting machine using jacquard guide bar | |
| CN112877894B (en) | Wireless jacquard guide bar and warp knitting machine using same | |
| CN215947549U (en) | Jacquard jacquard device with prolonged service life | |
| CN112877895B (en) | Wireless jacquard guide bar device and warp knitting machine using same | |
| CN215947551U (en) | Wireless jacquard device with simple structure | |
| CN112160064B (en) | Needle insertion type wireless jacquard guide bar and warp knitting machine using jacquard guide bar | |
| CN215561010U (en) | Jacquard guide bar of plug-in type and warp knitting machine using jacquard guide bar | |
| CN112160065B (en) | Groove needle type jacquard guide bar and warp knitting machine using jacquard guide bar | |
| CN215947550U (en) | Wireless jacquard guide bar with compact structure | |
| CN211456018U (en) | Double-plug cable connecting structure for piezoelectric jacquard of warp knitting machine | |
| CN215561008U (en) | Wireless jacquard power supply structure and warp knitting machine using same | |
| CN215561012U (en) | Easy radiating merchant card sley bar and use tricot machine of this merchant card sley bar | |
| CN213447536U (en) | Piezoelectric jacquard driving system | |
| CN219621361U (en) | Convenient to use's wireless jacquard weave device | |
| CN220752986U (en) | Efficient and quick intelligent spliced screen | |
| CN215561009U (en) | Stable wireless jacquard guide bar and warp knitting machine using same | |
| CN219280197U (en) | Use stable wireless jacquard weave device | |
| CN219621362U (en) | Piezoelectric jacquard device and warp knitting machine | |
| CN217351720U (en) | Jacquard comb and clamping comb mounting frame | |
| CN218144158U (en) | High-efficient PCB board carrier of improved generation | |
| CN116815405A (en) | Driving circuit, Jacquard driver and Jacquard device | |
| CN109468741A (en) | A kind of Jacquard structure for tricot machine | |
| CN110290669B (en) | Novel integrated feeder line structure | |
| CN218124570U (en) | A drive circuit for merchant card piezoceramics piece | |
| CN216624773U (en) | Detachable control line for replacing wardrobe and cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |