CN113718422B

CN113718422B - Improved jacquard driving device and warp knitting machine using same

Info

Publication number: CN113718422B
Application number: CN202110941408.9A
Authority: CN
Inventors: 卓进卿; 卓志龙; 戴志成
Original assignee: Fujian Jiejia Technology Co ltd
Current assignee: Fujian Jiejia Technology Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-12-20
Anticipated expiration: 2041-08-17
Also published as: CN113718422A

Abstract

The improved jacquard driving device comprises at least one jacquard guide bar with piezoelectric ceramic plates, at least one Gu Kalong and at least one driving circuit board arranged in a jacquard cage and used for driving the jacquard guide bar to swing, wherein the Gu Kalong comprises at least one bottom plate, at least one cover plate and an accommodating cavity, and the accommodating cavity is communicated with the outside of the jacquard cage.

Description

Modified merchant card drive arrangement and use this merchant card drive arrangement's tricot machine

Technical Field

The invention relates to the field of textile machinery, in particular to an improved jacquard driving device and a warp knitting machine using the jacquard driving device.

Background

The method is called warp knitting, the fabric is called warp knitting fabric, the machine for completing the warp knitting is called warp knitting machine, and the warp knitting machine adopts a plurality of jacquard unit combinations to form the jacquard device.

The chinese invention patent (application No. 91100340.1, publication No. CN 1019673B) discloses a terry cloth which can be formed into diversified patterns, a method of manufacturing a terry cloth, and a warp knitting machine used therefor having at least two guide bars (L1, L2, L3) and a sinker guide bar which is movable transversely thereof. The guide needles do not run the yarns forming the bottom lining through the terry sinkers but also run the yarns forming the terry through the terry sinkers. At least one of the guide bars (L1, L2) is arranged as a jacquard bar. The basic shog of the guide bar is selected so that the guide needles thereof selectively lay the backing or the pile according to the jacquard control, but the following disadvantages are still present during the actual use: the yarn guide needle is lack of protection and is susceptible to dust pollution to influence normal use after being exposed to air for a long time in the using process.

Disclosure of Invention

The invention provides an improved jacquard driving device and a warp knitting machine using the jacquard driving device, and mainly aims to overcome the defect that a guide needle is exposed in the air for a long time in the using process and is easy to be affected by dust pollution to normally use.

In order to solve the technical problems, the invention adopts the following technical scheme:

an improved jacquard driving device comprises at least one jacquard unit with a piezoelectric ceramic plate, the driving device comprises at least one Gu Kalong wrapped on the left side and the right side of the jacquard unit and at least one driving circuit board arranged in a jacquard cage and used for driving the piezoelectric ceramic plate to swing, the jacquard cage is arranged on the two sides of the jacquard unit in a wrapping mode, and the jacquard cage and the driving circuit board are respectively protected by a shield and are dustproof.

Further, the driving circuit board is stacked on the base plate.

Further, still include a plurality of intervals set up first pilot hole and a plurality of first locking part on the dirver circuit board, gu Kalong still includes a plurality of intervals set up on the bottom plate with the second pilot hole of first pilot hole looks adaptation, first locking part passes first pilot hole and is used for with two the dirver circuit board range upon range of the installation on the bottom plate, first locking part passes respectively first pilot hole and second pilot hole makes dirver circuit board installs on the bottom plate.

Furthermore, the merchant card cage still includes at least one and locates bottom plate upside edge is followed bottom plate length direction extends first roof and a plurality of setting are in bottom plate downside edge is followed bottom plate length direction interval sets up first recess, first recess with relative interval sets up between the first roof, drive circuit board follows bottom plate length direction of extension arranges the setting.

Furthermore, the jacquard cage further comprises at least one second top plate arranged on the upper side edge of the cover plate along the length direction of the cover plate and a plurality of second grooves arranged on the lower side edge of the cover plate along the length direction of the cover plate at intervals, the second grooves and the second top plate are arranged at intervals relatively, the second grooves are located below the first grooves and are arranged relatively to the first grooves, the jacquard unit is arranged in the second grooves, and the yarn guide end of the jacquard unit extends to the lower side of the second grooves.

Furthermore, the jacquard cage further comprises at least one first heat dissipation air duct and at least one second heat dissipation air duct communicated with the first heat dissipation air duct, the accommodating cavity is respectively communicated with the first groove and the second groove to form the first heat dissipation air duct, and the two driving circuit boards are oppositely arranged at intervals to form the second heat dissipation air duct.

Further, merchant card cage still includes one at least locates draw-in groove and one at least locate on the first roof with on the second roof the buckle of draw-in groove looks adaptation, buckle detachably inlays to be established in the draw-in groove, make apron detachably installs on the bottom plate.

Furthermore, the bottom plate, the first top plate and the first groove are connected into a whole, the cross section of the bottom plate is U-shaped, the second groove is formed by surrounding two second grooves arranged at intervals and the cover plate, and the cross section of the second groove is U-shaped.

Furthermore, the jacquard cage further comprises at least one opening arranged on the cover plate, and the opening is communicated with the accommodating cavity.

A warp knitting machine characterized in that: the warp knitting machine comprises at least one jacquard unit with piezoelectric ceramic plates, at least one mounting bracket for mounting the jacquard unit, and at least one jacquard driving device arranged on the mounting bracket and used for driving the jacquard unit, wherein the jacquard driving device is the jacquard driving device.

Compared with the prior art, the invention has the beneficial effects that:

1. the jacquard cage is arranged on two sides of the jacquard unit in a wrapping mode, so that the jacquard cage plays a role in protecting and preventing dust of a shield for the jacquard unit, the driving circuit board is arranged on the bottom plate, the space utilization rate in the jacquard cage is improved, and the driving circuit board also plays a role in preventing dust, so that the bottom plate and a relay plate for mounting the driving circuit board are omitted, and the accommodating cavity is communicated with the outer portion of the Gu Kalong to achieve heat dissipation performance, so that the heat dissipation of the driving circuit board is facilitated, the operation stability of the driving circuit board is improved, and the effect of killing two birds with one stone is achieved.

2. In the jacquard machine, the driving circuit boards are arranged in a stacked mode, so that the space utilization rate of the accommodating cavity is improved, more driving circuit boards are arranged in the same space size, and the jacquard machine is further used for driving more jacquard units with piezoelectric ceramic plates.

3. In the invention, the first heat dissipation air duct and the second heat dissipation air duct are arranged, so that the space of the accommodating cavity is effectively utilized, the space utilization rate is improved on the one hand, the heat dissipation effect of the driving circuit board is improved on the other hand, and the effect of killing two birds with one stone is achieved.

Drawings

FIG. 1 is a schematic view of the present invention.

FIG. 2 is a schematic view of the mounting of Gu Kalong on a mounting bracket.

Figure 3 is an exploded view of a gaka cage.

Fig. 4 is a schematic structural view of a portion a in fig. 3.

Fig. 5 is a schematic structural view of the base plate.

Fig. 6 is a schematic structural view of a portion B in fig. 5.

Fig. 7 is a schematic structural diagram of the cover plate.

Fig. 8 is a schematic structural diagram of the second groove.

Fig. 9 is a circuit diagram of the driving circuit board.

Fig. 10 is a circuit diagram of the second embodiment.

Fig. 11 is a circuit diagram of the third embodiment.

Fig. 12 is a circuit diagram of the fourth embodiment.

FIG. 13 is a circuit diagram according to a fifth embodiment.

Fig. 14 is a circuit diagram of a sixth embodiment.

FIG. 15 is a circuit diagram of a seventh embodiment.

Fig. 16 is a circuit diagram of the eighth embodiment.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

Referring to fig. 1, a warp knitting machine includes at least one jacquard unit having piezoelectric ceramic plates, at least one mounting bracket 11 for mounting the jacquard unit, and at least one jacquard driving device provided on the mounting bracket 11 for driving the jacquard unit.

Referring to fig. 1 and 2, the jacquard comprises at least one jacquard unit with piezoelectric ceramic plates, the driving device comprises at least one jacquard cage 1 wrapped on the left and right sides of the jacquard unit, at least one driving circuit board 52 arranged in the jacquard cage Gu Kalong for driving the piezoelectric ceramic plates to swing, and a plurality of first assembling holes 50 arranged on the driving circuit board 52 at intervals, one end of each piezoelectric ceramic plate is provided with at least one yarn guide needle for guiding yarns, and the piezoelectric ceramic plates are electrically connected with the driving circuit board 52.

Referring to fig. 1 to 8, the jacquard cage 1 includes at least a bottom plate 17 disposed at one side of the jacquard unit, at least a cover plate 15 disposed at the other side of the jacquard unit, a receiving cavity 23 surrounded by the bottom plate 17 and the cover plate 15, at least an opening 16 disposed on the cover plate 15, a plurality of first locking members 53, a plurality of second mounting holes 19 disposed on the bottom plate 17 at intervals and adapted to the first mounting holes 50, at least a first top plate 12 disposed on the upper side edge of the bottom plate 17 and extending along the length direction of the bottom plate 17, a plurality of first grooves 21 disposed on the lower side edge of the bottom plate 17 at intervals along the length direction of the bottom plate 17, at least a first heat dissipating air duct 54, at least a second heat dissipating air duct 51 communicating with the first heat dissipating air duct 54, at least a second top plate 14 disposed on the upper side edge of the cover plate 15 along the length direction of the cover plate 15, a plurality of second grooves 22 disposed on the lower side edge of the cover plate 15 at intervals along the length direction of the cover plate 15, third mounting holes 20, a plurality of second locking members 24 disposed on the third mounting holes 20, and at least a plurality of second locking members 24 disposed on the top plate 24 and at least a snap groove 13, the latch 13 is detachably inserted into the engaging groove 24, so that the cover plate 15 is detachably mounted on the base plate 17, and the base plate 17 is mounted on a mounting bracket 11 by using the second locking member through the third mounting hole 20.

Referring to fig. 1, 2 and 3, the cover plate 15 is detachably spliced with the base plate 17, the driving circuit board 52 is arranged on the base plate 17 in the accommodating cavity 23, the accommodating cavity 23 is communicated with the outside of the jacquard cage 1, and the driving circuit board 52 is arranged on the base plate 17 in a stacking mode.

Referring to fig. 1, the space utilization rate of the accommodating cavity 23 is improved by arranging the driving circuit boards 52 in a stacked manner, so that more driving circuit boards 52 are arranged in the same space size, and further more jacquard units with piezoelectric ceramic plates are driven.

Referring to fig. 1, first locking pieces 53 are inserted through the first assembly holes 50 for mounting two driving circuit boards 52 on the base plate 17 in a stacked manner, and the first locking pieces 53 are inserted through the first assembly holes 50 and the second assembly holes 19, respectively, so that the driving circuit boards 52 are mounted on the base plate 17.

Referring to fig. 2 and 3, the first recess 21 and the first top plate 12 are spaced apart from each other, and the driving circuit boards 52 are arranged in a row along the longitudinal extension direction of the bottom plate 17.

Referring to fig. 2 and 3, the second groove 22 and the second top plate 14 are oppositely arranged at intervals, the second groove 22 is arranged below the first groove 21 and opposite to the first groove 21, the jacquard unit is arranged in the second groove 22, and the yarn guide end of the jacquard unit extends to the lower part of the second groove 22.

Referring to fig. 1, 2 and 3, the receiving cavity 23 is respectively communicated with the first groove 21 and the second groove 22 to form a first heat dissipation air duct 54, and the two driving circuit boards 52 are oppositely spaced to form a second heat dissipation air duct 51. By arranging the first heat dissipation air duct 54 and the second heat dissipation air duct 51, the space of the accommodating cavity 23 is effectively utilized, so that the space utilization rate is improved on one hand, and the heat dissipation effect of the driving circuit board 52 is improved on the other hand, and the effect of killing two birds with one stone is achieved.

Referring to fig. 3, bottom plate 17, first top plate 12 and first groove 21 are integrally connected, and have a u-shaped cross section, and second groove 22 is surrounded by two second grooves 22 spaced apart from each other and cover plate 15, and has a u-shaped cross section.

Referring to fig. 2, 3 and 7, the opening 16 communicates with the accommodation cavity 23. By providing the opening 16, a user can insert fingers into the opening 16 to provide a portion for the user to grasp, so that the user can easily lift the buckle 13 upward, separate the buckle 13 from the slot 2424, and detach the cover plate 15.

Referring to fig. 2 and 3, the specific receiving cavity 23 in this embodiment includes at least one first cavity 31 disposed on the bottom plate 17 and at least one second cavity 32 disposed on one side of the cover plate 15 facing the bottom plate 17, the second cavity 32 is integrally connected to the first cavity 31, the first cavity 31 is surrounded by the bottom plate 17, the first top plate 12 and the first recess 21, and the second cavity 32 is surrounded by the cover plate 15, the second top plate 14 and the second recess 22.

Referring to fig. 5 and 6, in this embodiment, a u shape is formed by arranging five second assembly holes 19 at intervals, and a u shape is formed by arranging five first assembly holes 50 at intervals, which are matched with the second assembly holes 19.

The installation process of the jacquard cage 1:

1. the second locking piece is used for penetrating through the third assembling hole 20, the left end and the right end of the bottom plate 17 are fixedly installed on the installation support 11, the second locking piece can be a bolt, and one end of the second locking piece is locked through a nut.

2. The two driving circuit boards 52 are mounted on the base plate 17 in a stacked manner by using first locking members 53 which are inserted through the first mounting holes 50 of the two stacked driving circuit boards 52 and the second mounting holes 19 of the base plate 17, respectively, the first locking members 53 may be bolts, and one ends of the first locking members 53 are locked by nuts.

3. The user grasps the opening 16 to lift the cover plate 15 and inserts the catch 13 into the catch groove 2424, so that the cover plate 15 and the base plate 17 are spliced together.

By arranging the jacquard cage 1 to wrap the jacquard unit, the jacquard unit is protected and dustproof on one hand, the drive circuit board 52 is arranged on the bottom plate 17, the space utilization rate in the Gu Kalong sub 1 is improved, and the drive circuit board 52 is dustproof on the other hand, so that the bottom plate 17 and a relay plate for installing the drive circuit board 52 are omitted, and on the other hand, the accommodating cavity 23 is communicated with the outside of the jacquard cage 1 to take heat dissipation into consideration, so that the heat dissipation of the drive circuit board 52 is facilitated, the operation stability of the drive circuit board 52 is improved, and the effect of killing two birds with one stone is achieved.

Referring to fig. 9, the driving circuit board 52 includes a printed circuit board and a driving circuit disposed on the printed circuit board for driving the piezoelectric ceramic piece to swing, including a piezoelectric ceramic piece C1, a power VCC1, a signal INPUT terminal INPUT1, a transistor Q2, a transistor Q5 and a resistor R1, the signal INPUT terminal INPUT1 is connected to the base of the transistor Q2, the collector of the transistor Q2 is connected to one end of the resistor R1, the base of the transistor Q1 and the base of the transistor Q5, the other end of the resistor R1 is connected to the power VCC1 and the collector of the diode Q1, the emitter of the transistor Q5 is connected to the emitter of the transistor Q1, the emitter of the transistor Q2 is connected to the collector of the transistor Q5 and grounded, the other end of the resistor R1 is connected to one end of the piezoelectric ceramic piece C1, and the driving circuit may be disposed on a printed circuit board.

Referring to fig. 9, the transistors Q1 and Q2 are different types of amplifying switching tubes from the transistor Q5.

Referring to fig. 9, the transistor Q1 is an NPN transistor, the transistor Q2 is an NPN transistor, and the transistor Q5 is a PNP transistor, and the transistor Q5 is configured to be a PNP transistor to amplify current.

Referring to fig. 9, by arranging a triode Q1, a triode Q2, a triode Q5 and a resistor R1, the requirement that a user uses a driving circuit to drive a piezoelectric ceramic piece to work is met, and the types of electrical elements are few, so that the circuit structure is simplified, the driving circuit is easy to process and produce, and the production cost is reduced.

Referring to fig. 9, a current amplification circuit is formed by a triode Q1 and a triode Q5, a voltage amplification circuit is formed by a resistor R1, a triode Q2 and a resistor R2, and the driving capability of a driving circuit to a piezoelectric ceramic piece C1 is enhanced by separately arranging the current amplification circuit and the voltage amplification circuit.

In the second embodiment, referring to fig. 10, the difference between the second embodiment and the first embodiment is: the amplifier further comprises a resistor R2, one end of the resistor R2 is connected to the signal INPUT end INPUT1, and the other end of the resistor R2 is connected to the base electrode of the triode Q2.

Third embodiment, referring to fig. 11, the third embodiment is different from the first embodiment in that: still include a resistance R3, the one end of resistance R3 is connected respectively in triode Q5's projecting pole and triode Q1's projecting pole, and the other end of resistance R3 is connected in piezoceramics piece C1 the other end, and other structures are similar with the embodiment one, and it need not be repeated here, through setting up resistance R3, plays the effect of optimizing the output current curve.

In a fourth embodiment, referring to fig. 12, the fourth embodiment is different from the first embodiment in that: the piezoelectric ceramic chip further comprises a resistor R2 and a resistor R3, one end of the resistor R2 is connected to the signal INPUT end INPUT1, the other end of the resistor R2 is connected to the base electrode of the triode Q2, one end of the resistor R3 is connected to the emitting electrode of the triode Q5, and the other end of the resistor R3 is connected to the other end of the piezoelectric ceramic chip C1.

In a fifth embodiment, referring to fig. 13, the fifth embodiment is different from the fourth embodiment in that: the driving circuit further comprises a capacitor C3, a diode D1, an inductor L1, a triode Q7 and an INPUT end PWM _ INPUT, one end of the resistor R1 and the cathode of the diode D1 are connected to one end of the capacitor C3, the other end of the capacitor C3 is grounded, one end of the inductor L1 is connected in parallel to the positive electrode of the power supply VCC1, the other end of the inductor L1 and the collector of the triode Q7 are connected in parallel to the positive electrode of the diode D1, the emitter of the triode Q7 is connected in parallel to the emitter of the triode Q2, the INPUT end PWM _ INPUT is connected to the base of the triode Q7, the negative electrode of the power supply VCC1 is grounded, the triode Q7 is an NPN type triode, the driving circuit can be arranged on a printed circuit board, other structures are similar to those of the embodiments, and further description is omitted.

PWM refers to pulse width modulation, which modulates the base of the transistor Q7 according to the change of the corresponding load to change the conduction time of the transistor Q7, thereby changing the output of the switching regulator.

The inductance coil L1 part is arranged to provide a positive and negative voltage high-voltage power supply.

Sixth embodiment, referring to fig. 14, the sixth embodiment is different from the fifth embodiment in that: the triode Q7 is an NPN type triode, one end of the resistor R7 is connected with the base electrode resistor R7 of the triode Q7, the other end of the resistor R7 is connected with an INPUT end PWM _ INPUT, and the triode Q7 is connected with the base electrode of the triode Q7.

Seventh embodiment, referring to fig. 15, the seventh embodiment is different from the sixth embodiment in that: the driving circuit comprises a power supply VCC1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a triode Q1, a triode Q2, a triode Q3, a triode Q4, a triode Q5 and a triode Q6.

The piezoelectric ceramic piece comprises a piezoelectric ceramic piece C1 and another piezoelectric ceramic piece C2, one end of the piezoelectric ceramic piece C1 and one end of the piezoelectric ceramic piece C2 are connected in parallel with the anode of a power supply VCC1, and the other end of the piezoelectric ceramic piece C1 and the other end of the piezoelectric ceramic piece C2 are connected in parallel with the cathode of the power supply VCC 1.

Referring to fig. 15, one end of the resistor R1 and the collector of the transistor Q1 are connected in parallel to the positive terminal of the power supply VCC1, the other end of the resistor R1, the base of the transistor Q5 and the base of the transistor Q1 are connected in parallel to the collector of the transistor Q2, one end of the resistor R2 is connected to the base of the transistor Q2, and the other end is connected to a signal INPUT terminal INPUT1.

Referring to fig. 15, one end of the resistor R4 and the collector of the transistor Q3 are connected in parallel to the positive terminal of the power supply VCC1, the other end of the resistor R4, the base of the transistor Q5, and the base of the transistor Q3 are connected in parallel to the collector of the transistor Q4, one end of the resistor R5 is connected to the base of the transistor Q4, and the other end is connected to a signal INPUT terminal INPUT2.

Referring to fig. 15, the emitting electrodes of the transistor Q5 and the transistor Q1 are connected in parallel to one end of the resistor R3, the other end of the resistor R3 is connected to one end of the piezoelectric ceramic piece C1, the emitting electrode of the transistor Q6 and the emitting electrode of the transistor Q3 are connected in parallel to one end of the resistor R6, the other end of the resistor R6 is connected to one end of the piezoelectric ceramic piece C2, the other end of the piezoelectric ceramic piece C1 is electrically connected to the other end of the piezoelectric ceramic piece C2, the emitting electrodes of the transistor Q2 and the transistor Q4 are connected in parallel to the negative electrode of the power VCC1, the emitting electrodes of the transistor Q2 and the transistor Q4 and the negative electrode of the power VCC1 are grounded in parallel, the voltage of the power VCC1 may be 180V to 220V, and the driving circuit may be disposed on a printed circuit board.

Referring to fig. 15, in the present embodiment, the transistors Q1, Q2, Q3, and Q4 are all NPN-type transistors, and the transistors Q5 and Q6 are all PNP-type transistors, and other structures are similar to those in the fifth embodiment, and therefore are not described herein again.

Referring to fig. 15, through setting up resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6 triode Q1, triode Q2, triode Q3, triode Q4, triode Q5 and triode Q6, satisfy the user and use drive circuit drive piezoceramics piece to carry out the demand of work on the one hand, on the other hand electrical components are few in kind, simplify circuit structure for drive circuit easy processing production has reduced manufacturing cost.

Eighth embodiment, referring to fig. 16, the eighth embodiment is different from the seventh embodiment in that: the driving circuit further includes a capacitor C3, a diode D1, an inductor L1, a triode Q7 and a resistor R7, one end of the resistor R1 and the cathode of the diode D1 are connected in parallel to one end of the capacitor C3, the other end of the capacitor C3 is grounded, one end of the inductor L1 is connected in parallel to the anode of the power supply VCC1, the other end of the inductor L1 and the collector of the triode Q7 are connected in parallel to the anode of the diode D1, the emitter of the triode Q7 is connected in parallel to the emitter of the triode Q2, one end of the resistor R7 is connected to the base of the triode Q7, the other end of the resistor R7 is connected to an INPUT terminal PWM _ INPUT, the cathode of the power supply VCC1 is grounded, the INPUT terminal PWM _ INPUT is a control signal output by the jacquard unit controller, and other structures are similar to those in the seventh embodiment, which will not be described herein again.

Referring to fig. 16, a positive and negative voltage high voltage power supply is provided by providing an inductor L1 portion.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and the replacement of the transistor Q2 with a field effect transistor or an igbt should be a behavior that violates the protection scope of the present invention whenever the present invention is modified insubstantially.

Claims

1. An improved jacquard driving device comprises at least one jacquard unit with a piezoelectric ceramic plate, the driving device comprises at least one driving circuit board which is wrapped on Gu Kalong on the left side and the right side of the jacquard unit and is arranged in a jacquard cage and used for driving the piezoelectric ceramic plate to swing, the jacquard cage is arranged on two sides of the jacquard unit in a wrapping mode, and the jacquard unit and the driving circuit board are respectively protected and dustproof by a protective cover, and the jacquard driving device is characterized in that: the Gu Kalong comprises at least one bottom plate arranged on one side of the jacquard unit, at least one cover plate arranged on the other side of the jacquard unit, at least one first top plate arranged on the upper side edge of the bottom plate and extending along the length direction of the bottom plate, a plurality of first grooves arranged on the lower side edge of the bottom plate and arranged at intervals along the length direction of the bottom plate, at least one second top plate arranged on the upper side edge of the cover plate and arranged along the length direction of the cover plate, and a plurality of second grooves arranged on the lower side edge of the cover plate and arranged at intervals along the length direction of the cover plate, wherein the first grooves and the first top plates are arranged at intervals relatively, the second grooves and the second top plates are arranged at intervals relatively, the second grooves are arranged below the first grooves and arranged relatively to the first grooves, the jacquard unit is arranged in the second grooves, the yarn guide end of the jacquard unit extends to the lower side of the second grooves, and the driving circuit board is arranged on the bottom plate in a stacked manner.

2. An improved jacquard actuator as claimed in claim 1, wherein: still include a plurality of intervals and set up first pilot hole and a plurality of first locking part on the dirver circuit board, gu Kalong still includes a plurality of intervals and sets up on the bottom plate with the second pilot hole of first pilot hole looks adaptation, first locking part passes first pilot hole and is used for installing two the dirver circuit board range upon range of the dress on the bottom plate, first locking part passes respectively first pilot hole and second pilot hole makes dirver circuit board installs on the bottom plate.

3. An improved jacquard actuator as claimed in claim 2, wherein: the jacquard cage further comprises an accommodating cavity formed by surrounding the bottom plate and the cover plate, at least one first heat dissipation air channel and at least one second heat dissipation air channel communicated with the first heat dissipation air channel, the accommodating cavity is respectively communicated with the first groove and the second groove to form the first heat dissipation air channel, and the two driving circuit boards are oppositely arranged at intervals to form the second heat dissipation air channel.

4. An improved jacquard actuator as claimed in claim 1, wherein: the merchant card cage still includes one at least locate draw-in groove on the first roof and one at least locate on the second roof with the buckle of draw-in groove looks adaptation, buckle detachably inlays to be established in the draw-in groove, makes apron detachably installs on the bottom plate.

5. An improved jacquard actuator as claimed in claim 3, wherein: the containing cavity comprises at least one second cavity arranged on one side of the cover plate facing the direction of the base plate, the first top plate and the first groove are connected into a whole, the cross section of the containing cavity is U-shaped, and the second cavity is formed by surrounding the cover plate, the second top plate and the second groove, and the cross section of the containing cavity is U-shaped.

6. An improved jacquard actuator as claimed in claim 3, wherein: the jacquard cage further comprises at least one opening arranged on the cover plate, and the opening is communicated with the accommodating cavity.

7. A warp knitting machine characterized in that: the warp knitting machine comprises at least one jacquard unit with piezoelectric ceramic plates, at least one mounting bracket for mounting the jacquard unit, and at least one jacquard driving device arranged on the mounting bracket and used for driving the jacquard unit, wherein the jacquard driving device is the jacquard driving device in any one of claims 1 to 6.