CN107620153B - Multi-comb double needle bed jacquard warp knitting machine - Google Patents
Multi-comb double needle bed jacquard warp knitting machine Download PDFInfo
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- CN107620153B CN107620153B CN201711003179.6A CN201711003179A CN107620153B CN 107620153 B CN107620153 B CN 107620153B CN 201711003179 A CN201711003179 A CN 201711003179A CN 107620153 B CN107620153 B CN 107620153B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
Abstract
The invention relates to a multi-comb double-needle bed jacquard warp knitting machine, which comprises a looping device, a guide bar device and a transmission device; the loop forming device comprises a symmetrical front loop removing part, a symmetrical rear loop removing part, a symmetrical front needle bed part, a symmetrical rear needle bed part and a symmetrical front settlement part, wherein the front needle bed driving mechanism and the rear needle bed driving mechanism are respectively provided with a needle bed eccentric wheel, the needle bed eccentric wheel is connected with a tongue needle bed through a first needle bed connecting rod, a second needle bed connecting rod, a third needle bed connecting rod, a fourth needle bed connecting rod and a fifth needle bed connecting rod.
Description
Technical Field
The invention relates to a multi-comb double needle bed jacquard warp knitting machine.
Background
The double needle bed electronic jacquard warp knitting machine comprises a looping device, a guide bar device and a transmission device. In the Chinese patent application with the application number of 20080020951. X and the name of a double needle bed electronic jacquard warp knitting machine, a double needle bed electronic jacquard warp knitting machine is disclosed, which comprises a looping device, a guide bar device and a transmission device; the loop forming device comprises a symmetrical front loop removing part, a symmetrical rear needle bed part, a symmetrical front needle bed part, a symmetrical rear needle bed part and a symmetrical front sedimentation part, wherein the front loop removing part and the rear loop removing part respectively comprise a loop removing bracket connected to a frame and a loop removing needle bed connected to the loop removing bracket, a machine part of the front needle bed part and the rear needle bed part respectively comprise a latch needle bed movably connected with the loop removing bracket through an upper connecting piece and a lower connecting piece and a latch needle arranged on the latch needle bed, the machine part of the front sedimentation part and the rear sedimentation part respectively comprise a sedimentation cradle, a sedimentation needle bed fixed at the upper end of the sedimentation cradle and a sedimentation needle arranged on the sedimentation needle bed, and the lower end of the sedimentation cradle is hinged on the frame; the machine parts of the guide bar device comprise a guide bar cradle and a guide bar arranged on the cradle; the transmission device comprises a front needle bed transmission mechanism, a rear needle bed transmission mechanism, a front sedimentation transmission mechanism, a rear sedimentation transmission mechanism, a guide bar rocking frame upper swing transmission mechanism and a guide bar rocking frame lower swing transmission mechanism which are symmetrically arranged; the front needle bed transmission mechanism, the front settlement transmission mechanism and the guide bar rocking frame upper swing transmission mechanism are powered by a first driving shaft, the guide bar rocking frame lower swing transmission mechanism is powered by a second driving shaft, and the rear needle bed transmission mechanism and the rear settlement transmission mechanism are powered by a third driving shaft; at least one of the guide bars is a piezoelectric ceramic jacquard guide bar; the front needle bed transmission mechanism, the rear needle bed transmission mechanism, the front sedimentation transmission mechanism, the rear sedimentation transmission mechanism, the guide bar rocking frame upper swing transmission mechanism and the guide bar rocking frame lower swing transmission mechanism are eccentric wheel connecting rod transmission mechanisms; the front needle bed transmission mechanism and the rear needle bed transmission mechanism are respectively provided with a needle bed eccentric wheel, and the needle bed eccentric wheels are connected with the tongue needle bed through a first needle bed connecting rod, a second needle bed connecting rod, a third needle bed connecting rod, a fourth needle bed connecting rod, a fifth needle bed connecting rod and a seventh needle bed connecting rod; the needle bed eccentric wheel of the front needle bed transmission mechanism is connected with the first needle bed connecting rod through a pin shaft, the second needle bed connecting rod is connected with the third needle bed connecting rod through a pin shaft, the third needle bed connecting rod is connected with the fourth needle bed connecting rod through a pin shaft, the fourth needle bed connecting rod is directly connected with the fifth needle bed connecting rod, the fifth needle bed connecting rod is respectively connected with the fifth needle bed connecting rod through a pin shaft on a swing arm, the swing arm is connected with a frame, the fifth needle bed connecting rod is directly connected with the seventh needle bed connecting rod, and the seventh needle bed connecting rod is connected with the tongue needle bed; the first bracket and the second bracket are connected to the frame; the needle bed eccentric wheel of the front needle bed transmission mechanism is connected to the first driving shaft, and the needle bed eccentric wheel of the rear needle bed transmission mechanism is connected to the third driving shaft.
The fifth needle bed connecting rod and the sixth needle bed connecting rod of the front needle bed transmission mechanism and the rear needle bed transmission mechanism are respectively connected to a swing arm through pin shafts, the swing arms are connected to the frame, the tongue needle bed is movably connected with the loop removing support through an upper connecting piece and a lower connecting piece, the assembly is complex, the assembly operation is troublesome, the machining precision requirement is high, and the overall cost is high.
In view of this, the present inventors have conducted intensive studies on the above problems, and have produced the present invention.
Disclosure of Invention
The invention aims to provide a multi-comb double-needle bed jacquard warp knitting machine which is convenient to assemble and low in cost.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a multi-bar double needle bar jacquard warp knitting machine comprises a looping device, a bar device and a transmission device; the looping device comprises a symmetrical front loop removing part, a symmetrical rear loop removing part, a symmetrical front needle bed part, a symmetrical rear needle bed part and a symmetrical front sedimentation part, wherein the parts of the front sedimentation part and the rear sedimentation part respectively comprise a sedimentation cradle, a sedimentation needle bed fixed at the upper end of the sedimentation cradle and sedimentation needles arranged on the sedimentation needle bed, and the lower end of the sedimentation cradle is hinged on the frame; the machine parts of the guide bar device comprise a guide bar cradle and a guide bar arranged on the cradle; the transmission device comprises a front needle bed transmission mechanism, a rear needle bed transmission mechanism, a front sedimentation transmission mechanism, a rear sedimentation transmission mechanism, a guide bar rocking frame upper swing transmission mechanism and a guide bar rocking frame lower swing transmission mechanism which are symmetrically arranged; the front needle bed transmission mechanism, the front settlement transmission mechanism and the guide bar rocking frame upper swing transmission mechanism are powered by a first driving shaft, the guide bar rocking frame lower swing transmission mechanism is powered by a second driving shaft, and the rear needle bed transmission mechanism and the rear settlement transmission mechanism are powered by a third driving shaft; at least one of the guide bars is a jacquard guide bar; the front needle bed transmission mechanism and the rear needle bed transmission mechanism are respectively provided with a needle bed eccentric wheel, and the needle bed eccentric wheels are connected with the tongue needle bed through a first needle bed connecting rod, a second needle bed connecting rod, a third needle bed connecting rod, a fourth needle bed connecting rod and a fifth needle bed connecting rod; the needle bed eccentric wheel is connected with the first needle bed connecting rod through a pin shaft, the first needle bed connecting rod is connected with the second needle bed connecting rod through a pin shaft, the second needle bed connecting rod is connected with the third needle bed connecting rod through a pin shaft, the third needle bed connecting rod is directly connected with the fourth needle bed connecting rod, the fourth needle bed connecting rod is directly connected with the fifth needle bed connecting rod, and the fifth needle bed connecting rod is connected with the tongue needle bed; the first bracket, the second bracket and the third bracket are all connected to the frame of the warp knitting machine; the needle bed eccentric wheel of the front needle bed transmission mechanism is connected to the first driving shaft, and the needle bed eccentric wheel of the rear needle bed transmission mechanism is connected to the third driving shaft.
As a preferred mode of the present invention, the front and rear needle bed transmission mechanisms, the front and rear sinking transmission mechanisms, the guide bar rocker up transmission mechanism and the guide bar rocker down transmission mechanism are eccentric wheel link transmission mechanisms, wherein the front and rear looper parts each comprise a needle bed main support connected to a frame and a looper plate connected to the needle bed main support, and the front and rear needle bed parts each comprise a latch needle bed matched with the needle bed main support.
As a preferable mode of the invention, the first driving shaft is in transmission connection with the motor through a first transmission belt, the second driving shaft is in transmission connection with the first transmission shaft through a second transmission belt, the first driving shaft and the second driving shaft synchronously and reversely run, and the third driving shaft and the first driving shaft are in transmission connection through a third transmission belt.
As a preferable mode of the invention, the first bracket comprises a first U-shaped connecting piece and first connecting shafts respectively arranged at two sides of the first U-shaped connecting piece, the second bracket comprises a second U-shaped connecting piece and second connecting shafts respectively arranged at two sides of the second U-shaped connecting piece, and the third bracket comprises an H-shaped connecting piece and third connecting shafts respectively arranged at two sides of the H-shaped connecting piece.
As a preferable mode of the invention, one end of the needle bed main support is provided with a swinging shaft, the swinging shaft is connected with the frame, the other end of the swinging shaft is connected with the joint through a pin shaft, the joint is connected with the adjusting rod, the adjusting rod is connected with the supporting rod, and the supporting rod is connected with the fixing seat through a pin shaft.
As a preferable mode of the present invention, the latch needle bed includes a latch needle bed holder, a latch needle bed base, a latch needle bed comb seat, and a latch needle, the latch needle bed holder is connected with the fifth needle bed link via a pin shaft, the latch needle bed base is mounted on the latch needle bed holder, the latch needle bed comb seat is mounted on the latch needle bed base, and the latch needle is mounted on the latch needle bed comb seat.
As a preferable mode of the invention, the latch needle bed bracket is provided with a guide pillar, the needle bed main support is provided with a guide hole, the guide pillar is movably arranged in the guide hole, the needle bed main support is provided with a through hole, the fifth needle bed connecting rod is arranged in the through hole in a penetrating way, the latch needle bed comb seat is a plurality of, and the latch needle bed comb seats are arranged on the latch needle bed base side by side.
As a preferable mode of the invention, the jacquard guide bar is provided with a jacquard needle block, the jacquard guide bar comprises a jacquard base and a plurality of piezoelectric ceramic assemblies arranged on the jacquard base, the jacquard base is provided with a needle embedding block and a limiting block, the needle embedding block is provided with a plurality of needle embedding grooves, the limiting block is provided with a plurality of limiting grooves, each needle embedding groove of the needle embedding block and each limiting groove on the limiting block are embedded with a piezoelectric ceramic assembly, the upper part of the jacquard base is fixedly connected with a tail clamp, the tail clamp is provided with a perforation, an adjusting screw is arranged in the perforation, the jacquard guide bar further comprises a cushion block, an internal threaded hole matched with the adjusting screw is formed in the cushion block, a first clamping surface is arranged on the cushion block, a clamping space for clamping the jacquard guide bar is formed between the first clamping surface and the second clamping surface.
As a preferable mode of the invention, the adjusting screw is obliquely arranged relative to the vertical direction, the first clamping surface is arranged along the vertical direction, the tail clamp is provided with a guide groove for guiding the cushion block to move, a locking spring is arranged between the guide groove and the cushion block, the cushion block is a metal cushion block, and the piezoelectric ceramic assembly comprises a bayonet sleeve, a ceramic sheet adhered on the bayonet sleeve and a yarn guide needle inserted into the bayonet sleeve.
As a preferable mode of the invention, the jacquard base is also provided with a clamping part for limiting the jacquard bar to move upwards, the tail clamp is fixed on the jacquard base through a fastening screw, and conductive silver adhesive is arranged between the needle embedding groove and the piezoelectric ceramic assembly.
After the technical scheme of the invention is adopted, the third needle bed connecting rod is directly connected with the fourth needle bed connecting rod, so that a pin shaft, a first swing arm and related structures in the prior art are omitted, the transmission of the connecting rod is more concise and clear, the accumulated precision error between middle transmission parts is effectively reduced, the precision is more reliable, the whole structure is simple and clear, the assembly and the debugging are convenient, the cost is effectively reduced, and the precision is improved.
Drawings
FIG. 1 is a schematic view of a warp knitting machine according to the present invention;
FIG. 2 is a schematic view of the needle bed drive mechanism of the present invention;
FIG. 3 is a schematic perspective view of a needle bed drive mechanism according to the present invention;
FIG. 4 is a schematic view of the construction of the bar assembly of the present invention;
FIG. 5 is a schematic view of the structure of the jacquard needle block matched with the jacquard guide bar in the invention; FIG. 6 is a schematic view of the structure of the jacquard needle block of the present invention;
FIG. 7 is a schematic view of a piezoelectric ceramic assembly according to the present invention;
in the figure:
10-front knockover portion 10-rear knockover portion
20-front needle bed portion 20-rear needle bed portion
30-pre-settling section 30-post-settling section
40-bar set 41-plain bar
42-jacquard guide bar 421-jacquard base
422-needle block 423-needle slot
424-stop block 425-stop groove
426-piezoelectric ceramic Assembly 427-Tail clip
428-fastening screw 429-adjusting screw
430-guide groove 431-locking spring
432-pad 433-first clamping surface
434-second clamping face 435-first clamping portion
436-second latching portion 4211-latching portion
4261-ceramic plate 4262-bayonet sleeve
4263-guide needle 50-front needle bed transmission mechanism
50-rear needle bed transmission mechanism 60-front sedimentation transmission mechanism
60-post-subsidence transmission mechanism 70-guide bar cradle upper swing transmission mechanism
80-bar cradle lower pendulum transmission mechanism 91-first driving shaft
92-No. two driving shafts 93-No. three driving shafts
500-needle bed eccentric 501-first needle bed connecting rod
502-second needle bed connecting rod 503-third needle bed connecting rod
504-fourth needle bed connecting rod 505-fifth needle bed connecting rod
506-first support 507-second support
508-third support 509-needle bed main support
510-pendulum shaft 511-knockover plate
512-latch needle bed bracket 513-latch needle bed base
514-latch needle bed comb 515-latch needle
516-guide hole 517-guide post
518-joint 519-adjusting rod
520-stay 521-fixing seat
522-through hole 5061-first connecting shaft
5071-second connecting shaft 5081-third connecting shaft
Detailed Description
For further explanation of the technical scheme of the present invention, the following is described in detail with reference to the accompanying drawings.
Referring to fig. 1 to 7, a multi-bar double needle bar jacquard warp knitting machine includes a looping device, a bar device 40, and a transmission device; the looping device comprises a symmetrical front loop-off part 10, a symmetrical rear loop-off part 10, a symmetrical front needle bed part 20, a symmetrical rear needle bed part 20, a symmetrical front sedimentation part 30 and a symmetrical rear sedimentation part 30, wherein the parts of the front sedimentation part 30 and the rear sedimentation part 30 respectively comprise a sedimentation cradle, a sedimentation needle bed fixed at the upper end of the sedimentation cradle and sedimentation needles arranged on the sedimentation needle bed, and the lower end of the sedimentation cradle is hinged on a frame; the machine parts of the guide bar device 40 comprise a guide bar cradle and a guide bar arranged on the cradle; the transmission device comprises a front needle bed transmission mechanism 50 and a rear needle bed transmission mechanism 50 which are symmetrically arranged, a front sedimentation transmission mechanism 60 and a rear sedimentation transmission mechanism 60 which are symmetrically arranged, a guide bar rocking frame up-swinging transmission mechanism 70 and a guide bar rocking frame down-swinging transmission mechanism 80; the front needle bed transmission mechanism 50, the front settlement transmission mechanism 60 and the guide bar rocking frame up-swinging transmission mechanism 70 are powered by a first driving shaft 91, the guide bar rocking frame down-swinging transmission mechanism 80 is powered by a second driving shaft 92, and the rear needle bed transmission mechanism 50 and the rear settlement transmission mechanism 60 are powered by a third driving shaft 93; at least one of the guide bars is a jacquard guide bar. In an embodiment, 4 plain bars, 2 jacked bars (4 jacked bars) are used. The machine can be provided with 10 guide bars at most, at least one jacquard guide bar 42 is combined with a plurality of common guide bars 41, and different guide bars are replaced to meet different process requirements.
In the present invention, the transmission mechanism of the front and rear needle beds is composed of the needle bed main support 509, the needle bed eccentric 500, and the latch needle bed disposed on the needle bed main support 509. The front needle bed transmission mechanism 50 and the rear needle bed transmission mechanism 50 have the same structure, the needle bed transmission mechanism comprises a needle bed eccentric wheel 500, and the needle bed eccentric wheel 500 is connected with a tongue needle bed through a first needle bed connecting rod 501, a second needle bed connecting rod 502, a third needle bed connecting rod 503, a fourth needle bed connecting rod 504 and a fifth needle bed connecting rod 505; the needle bed eccentric wheel 500 is connected with the first needle bed connecting rod 501 through a pin shaft, the first needle bed connecting rod 501 is connected with the second needle bed connecting rod 502 through a pin shaft, the second needle bed connecting rod 502 is connected with the third needle bed connecting rod 503 through a pin shaft, the third needle bed connecting rod 503 is directly connected with the fourth needle bed connecting rod 504, the fourth needle bed connecting rod 504 is directly connected with the fifth needle bed connecting rod 505, and the fifth needle bed connecting rod 505 is connected with the tongue needle bed; the first bracket 506, the second bracket 507 and the third bracket 508 are all connected to the frame of the warp knitting machine; the needle bed eccentric 500 of the front needle bed transmission mechanism 50 is connected to the first driving shaft 91, and the needle bed eccentric 500 of the rear needle bed transmission mechanism 50 is connected to the third driving shaft 93. Wherein, the first needle bed connecting rod 501 and the second needle bed connecting rod 502 are both 8-shaped connecting rods.
As a preferred mode of the present invention, the front needle bed transmission mechanism 50, the rear needle bed transmission mechanism 50, the front sinking transmission mechanism 60, the rear sinking transmission mechanism 60, the guide bar rocker up transmission mechanism 70 and the guide bar rocker down transmission mechanism 80 are all eccentric link transmission mechanisms, wherein the front looper portion 10 and the rear looper portion 10 each comprise a needle bed main support 509 connected to a frame and a looper plate 511 connected to the needle bed main support 509, and the front needle bed portion 20 and the rear needle bed portion 20 each comprise a latch needle bed matched with the needle bed main support 509. The front setting transmission mechanism 60, the rear setting transmission mechanism 60, the guide bar rocker up-swinging transmission mechanism 70 and the guide bar rocker down-swinging transmission mechanism 80 can all adopt the structures in the prior art.
As a preferred mode of the present invention, the first driving shaft 91 is in transmission connection with the motor through a first transmission belt, the second driving shaft 92 is in transmission connection with the first transmission shaft through a second transmission belt, the first driving shaft 91 and the second driving shaft 92 synchronously and reversely run, and the third driving shaft 93 and the first driving shaft 91 are in transmission connection through a third transmission belt. The motor is mutually matched with the driving shaft front needle bed transmission mechanism 50, the rear needle bed transmission mechanism 50, the front sedimentation transmission mechanism 60, the rear sedimentation transmission mechanism 60, the guide bar rocking frame upper swing transmission mechanism 70 and the guide bar rocking frame lower swing transmission mechanism 80 which are arranged at the bottom of the frame to carry out warp knitting and weaving work.
In a preferred mode of the present invention, the first bracket 506 includes a first U-shaped connector and first connecting shafts 5061 respectively disposed at both sides of the first U-shaped connector.
As a preferable mode of the present invention, the second bracket 507 includes a second U-shaped connector and second connecting shafts 5071 respectively disposed at both sides of the second U-shaped connector.
As a preferred mode of the present invention, the third bracket 508 includes an H-shaped connector and third connecting shafts 5081 respectively disposed at both sides of the H-shaped connector. The first connecting shaft 5061, the second connecting shaft 5071, and the third connecting shaft 5081 are mounted on the frame.
As a preferred embodiment of the present invention, the needle bed further comprises a knockover plate 511, and the knockover plate 511 is fixed to the needle bed main support 509.
As a preferable mode of the present invention, one end of the needle bed main support 509 is provided with a swing shaft 510, the other end is connected with a joint 518 through a pin, the joint 518 is connected with an adjusting rod 519, the adjusting rod 519 is connected with a stay 520, and the stay 520 is connected with a fixing seat 521 through a pin. The position of the needle bed main holder 509 is adjusted by adjusting the adjustment lever 519, and the open crotch of the knock-over plate 511 is adjusted.
As a preferred embodiment of the present invention, the latch needle bed includes a latch needle bed bracket 512, a latch needle bed base 513, a latch needle bed comb seat 514, and a latch needle 515, the latch needle bed bracket 512 is connected to the fifth needle bed link 505 by a pin shaft, the latch needle bed base 513 is mounted on the latch needle bed bracket 512, the latch needle bed comb seat 514 is mounted on the latch needle bed base 513, and the latch needle 515 is mounted on the latch needle bed comb seat 514.
As a preferred embodiment of the present invention, the latch needle bed holder 512 is provided with a guide post 517, the main needle bed holder 509 is provided with a guide hole 516, and the guide post 517 is movably disposed in the guide hole 516. The movement direction of the latch needle bed holder 512 is restricted by the guide hole 516 and the guide post 517.
As a preferred embodiment of the present invention, the needle bed main support 509 is provided with a through hole 522, and the fifth needle bed link 505 is inserted into the through hole 522.
As a preferable mode of the present invention, the latch needle bed comb seat 514 is plural, and the plural latch needle bed comb seats 514 are arranged side by side on the latch needle bed base 513. The integral needle bed structure has high processing difficulty coefficient and heavy weight. In the present invention, a plurality of latch needle bed comb seats 514 are provided, and the plurality of latch needle bed comb seats 514 are mounted on the latch needle bed base 513 in a one-to-one splicing manner. The comb seat material is made of aviation aluminum alloy, the needle bed precision is ensured by the latch needle bed comb seat 514, and the single latch needle bed comb seat 514 is simple to process and light in weight. After a period of use, if the latch needle bed comb seat 514 is worn, the latch needle bed comb seat can be singly replaced, so that the latch needle bed comb seat is convenient to process, assemble, debug and maintain.
The invention also provides a warp knitting machine jacquard needle block, which comprises a jacquard base 421 and a plurality of piezoelectric ceramic assemblies 426 arranged on the jacquard base 421, wherein the jacquard base 421 is provided with a needle embedding block 422 and a limiting block 424, the needle embedding block 422 is provided with a plurality of needle embedding grooves 423, the limiting block 424 is provided with a plurality of limiting grooves 425, and each of the needle embedding grooves 423 of the needle embedding block 422 and each of the limiting grooves 425 on the limiting block 424 is embedded with one piezoelectric ceramic assembly 426. The upper part of the jacquard base 421 is fixedly connected with a tail clamp 427, the tail clamp 427 is provided with a perforation, an adjusting screw 429 is arranged in the perforation, the jacquard base further comprises a cushion block 432, an internal threaded hole matched with the adjusting screw 429 is formed in the cushion block 432, a first clamping surface 433 is arranged on the cushion block 432, a second clamping surface 434 matched with the first clamping surface 433 is formed on the tail clamp 427, and a clamping space for clamping the jacquard bar is formed between the first clamping surface 433 and the second clamping surface 434. The jacquard guide bar is equipped with first clamping portion 435 and the second clamping portion 436 that extends towards the jacquard base 21 with one side of jacquard guide bar cooperation, and first clamping portion 435 downward sloping sets up, and the second clamping portion 436 upward sloping sets up, still is equipped with the screens portion 4211 that is used for restricting the jacquard guide bar and reciprocates on the jacquard base 421, and screens portion 4211 downwardly extending sets up and blocks on second clamping portion 436.
As a preferred mode of the present invention, the adjusting screw 429 is disposed obliquely with respect to the vertical direction, and the first clamping surface 433 is disposed in the vertical direction.
As a preferred mode of the present invention, the tail clip 427 is provided with a guide groove 430 for guiding the movement of the pad 432. As a preferable mode of the present invention, a locking spring 431 is disposed between the guide groove 430 and the spacer 432, one end of the locking spring 431 is abutted against the spacer 432, and the other end is abutted against the guide groove 432. As a preferred embodiment of the present invention, the spacer 432 is a metal spacer.
As a preferred mode of the present invention, the piezoelectric ceramic assembly 426 includes a bayonet sleeve 4262, a ceramic plate 4261 adhered to the bayonet sleeve 4262, and a yarn guide needle 4263 inserted into the bayonet sleeve 4262, wherein the yarn guide needle 4263 is inserted into the bayonet sleeve 4262, and the bayonet sleeve 4262 is adhered together by using glue through a fixture. The piezoelectric ceramic assembly 426 is partially immersed in the black paint for moisture protection and aesthetics. The contacts of the piezoelectric ceramic assembly 426 are welded with the wires one by one, the contacts are sequentially and one by one arranged in the jacquard base 421 through the tool, the needle embedding grooves on the jacquard base 421 are arranged in parallel, the distance is consistent, the needle pitch of the yarn guide needles 4263 on the piezoelectric ceramic assembly 426 is consistent, the jacquard base 421 is made of magnesium aluminum alloy, and the weight is light, so that the transverse moving load of a machine is reduced.
As a preferable mode of the present invention, the tail clip 427 is fixed to the jacquard base 421 by a fastening screw 428, and the fastening screw 428 is disposed in a horizontal direction.
As a preferred mode of the present invention, a conductive silver paste is disposed between the needle embedding groove 423 and the piezoelectric ceramic assembly 426. Because of the closed groove formed after the piezoelectric ceramic assembly 426 and the needle embedding groove 423 are matched, the conductive silver adhesive can well bond the piezoelectric ceramic assembly and the needle embedding groove 423 together and plays a role in conducting electricity. Pouring sealant is sprayed on the welding part of the upper part of the piezoelectric ceramic assembly 426 and the lead, and the lead is fixed to prevent loosening and falling off.
After the technical scheme of the invention is adopted, the upper part of the jacquard base 421 is fixedly connected with the tail clamp 427, the tail clamp 427 is internally provided with the adjusting screw 429, the adjusting screw 429 is internally provided with the cushion block 432, when the adjusting screw 429 is not locked, the cushion block 432 is positioned at the lower end, the jacquard needle block is placed into the jacquard guide bar 42 at the moment, the adjusting screw 429 is locked, the cushion block 432 moves towards the upper end until the cushion block 432 is clamped on the first clamping part 435 and the jacquard guide bar 42 is clamped through the first clamping surface 433 and the second clamping surface 434, and the jacquard needle block is fixed on the jacquard guide bar 42.
The form of the present invention is not limited to the illustrations and examples, and any person who performs a similar idea of the present invention should be regarded as not departing from the scope of the patent of the invention.
Claims (8)
1. A multi-bar double needle bar jacquard warp knitting machine comprises a looping device, a bar device and a transmission device; the looping device comprises symmetrical front and rear loop-off parts, symmetrical front and rear needle bed parts and symmetrical front and rear settlement parts, and is characterized in that: the machine parts of the front sedimentation part and the rear sedimentation part respectively comprise a sedimentation cradle, a sedimentation needle bed fixed at the upper end of the sedimentation cradle and sedimentation needles arranged on the sedimentation needle bed, and the lower end of the sedimentation cradle is hinged on the frame; the machine parts of the guide bar device comprise a guide bar cradle and a guide bar arranged on the cradle; the transmission device comprises a front needle bed transmission mechanism, a rear needle bed transmission mechanism, a front sedimentation transmission mechanism, a rear sedimentation transmission mechanism, a guide bar rocking frame upper swing transmission mechanism and a guide bar rocking frame lower swing transmission mechanism which are symmetrically arranged; the front needle bed transmission mechanism, the front settlement transmission mechanism and the guide bar rocking frame upper swing transmission mechanism are powered by a first driving shaft, the guide bar rocking frame lower swing transmission mechanism is powered by a second driving shaft, and the rear needle bed transmission mechanism and the rear settlement transmission mechanism are powered by a third driving shaft; at least one of the guide bars is a jacquard guide bar; the front needle bed transmission mechanism and the rear needle bed transmission mechanism are respectively provided with a needle bed eccentric wheel, and the needle bed eccentric wheels are connected with the tongue needle bed through a first needle bed connecting rod, a second needle bed connecting rod, a third needle bed connecting rod, a fourth needle bed connecting rod and a fifth needle bed connecting rod; the needle bed eccentric wheel is connected with the first needle bed connecting rod through a pin shaft, the first needle bed connecting rod is connected with the second needle bed connecting rod through a pin shaft, the second needle bed connecting rod is connected with the third needle bed connecting rod through a pin shaft, the third needle bed connecting rod is directly connected with the fourth needle bed connecting rod, the fourth needle bed connecting rod is directly connected with the fifth needle bed connecting rod, and the fifth needle bed connecting rod is connected with the tongue needle bed; the first bracket, the second bracket and the third bracket are all connected to the frame of the warp knitting machine; the needle bed eccentric wheel of the front needle bed transmission mechanism is connected to a first driving shaft, the needle bed eccentric wheel of the rear needle bed transmission mechanism is connected to a third driving shaft, the latch needle bed comprises a latch needle bed bracket, a latch needle bed base, a plurality of latch needle bed comb seats and latch needles, the latch needle bed bracket is connected with the fifth needle bed connecting rod through pin shafts, the latch needle bed base is arranged on the latch needle bed bracket, the latch needle bed comb seat is arranged on the latch needle bed base, the latch needles are arranged on the latch needle bed comb seat, guide posts are arranged on the latch needle bed bracket, guide holes are movably arranged in the guide holes, through holes are formed in the needle bed main bracket, the fifth needle bed connecting rod is arranged in the through holes in a penetrating mode, and the latch needle bed comb seats are arranged on the latch needle bed base side by side.
2. A multi-comb double needle bar jacquard warp knitting machine as claimed in claim 1, characterized in that: the front needle bed transmission mechanism, the rear needle bed transmission mechanism, the front sedimentation transmission mechanism, the rear sedimentation transmission mechanism, the guide bar cradle upper swing transmission mechanism and the guide bar cradle lower swing transmission mechanism are eccentric wheel connecting rod transmission mechanisms, wherein the front and rear looper parts respectively comprise a needle bed main support connected on a frame and a looper plate connected on the needle bed main support, and the front and rear needle bed parts respectively comprise a tongue needle bed matched with the needle bed main support.
3. A multi-comb double needle bar jacquard warp knitting machine as claimed in claim 2, characterized in that: the first driving shaft is in transmission connection with the motor through a first transmission belt, the second driving shaft is in transmission connection with the first transmission shaft through a second transmission belt, the first driving shaft and the second driving shaft synchronously and reversely run, and the third driving shaft and the first driving shaft are in transmission connection through a third transmission belt.
4. A multi-comb double needle bar jacquard warp knitting machine as claimed in claim 1, characterized in that: the first support comprises a first U-shaped connecting piece and first connecting shafts respectively arranged at two sides of the first U-shaped connecting piece, the second support comprises a second U-shaped connecting piece and second connecting shafts respectively arranged at two sides of the second U-shaped connecting piece, and the third support comprises an H-shaped connecting piece and third connecting shafts respectively arranged at two sides of the H-shaped connecting piece.
5. A multi-comb double needle bar jacquard warp knitting machine as claimed in claim 1, characterized in that: one end of the needle bed main support is provided with a pendulum shaft, the pendulum shaft is connected with the frame, the other end of the pendulum shaft is connected with the joint through a pin shaft, the joint is connected with the adjusting rod, the adjusting rod is connected with the supporting rod, and the supporting rod is connected with the fixing seat through a pin shaft.
6. A multi-comb double needle bar jacquard warp knitting machine as claimed in claim 1, characterized in that: the jacquard guide bar is provided with a jacquard needle block, the jacquard guide bar comprises a jacquard base and a plurality of piezoelectric ceramic assemblies arranged on the jacquard base, the jacquard base is provided with a needle embedding block and a limiting block, the needle embedding block is provided with a plurality of needle embedding grooves, the limiting block is provided with a plurality of limiting grooves, each needle embedding groove of the needle embedding block and each limiting groove on the limiting block are embedded with a piezoelectric ceramic assembly, the upper part of the jacquard base is fixedly connected with a tail clamp, the tail clamp is provided with a perforation, an adjusting screw is arranged in the perforation, the jacquard guide bar further comprises a cushion block, an internal threaded hole matched with the adjusting screw is formed in the cushion block, a first clamping surface is arranged on the cushion block, a second clamping surface matched with the first clamping surface is formed on the tail clamp, and a clamping space for clamping the jacquard guide bar is formed between the first clamping surface and the second clamping surface.
7. A multi-comb double needle bar jacquard warp knitting machine as claimed in claim 6, characterized by: the adjusting screw is arranged obliquely relative to the vertical direction, the first clamping surface is arranged along the vertical direction, the tail clamp is provided with a guide groove for guiding the cushion block to move, a locking spring is arranged between the guide groove and the cushion block, the cushion block is a metal cushion block, and the piezoelectric ceramic assembly comprises a bayonet sleeve, a ceramic sheet adhered on the bayonet sleeve and a yarn guide needle inserted into the bayonet sleeve.
8. A multi-comb double needle bar jacquard warp knitting machine as claimed in claim 7, characterized in that: the jacquard base is also provided with a clamping part for limiting the jacquard guide bar to move upwards, the tail clamp is fixed on the jacquard base through a fastening screw, and conductive silver adhesive is arranged between the needle embedding groove and the piezoelectric ceramic assembly.
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| CN201711003179.6A CN107620153B (en) | 2017-10-24 | 2017-10-24 | Multi-comb double needle bed jacquard warp knitting machine |
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| CN201711003179.6A CN107620153B (en) | 2017-10-24 | 2017-10-24 | Multi-comb double needle bed jacquard warp knitting machine |
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| CN107620153B true CN107620153B (en) | 2023-08-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109457381A (en) * | 2018-12-30 | 2019-03-12 | 常州市中迈源纺织机械有限公司 | Three-dimensional jacquard weave intelligence 3D forms double rib warp loom |
| CN110158233A (en) * | 2019-06-20 | 2019-08-23 | 福建信亿机械科技有限公司 | A kind of more comb Jacquard double rib warp looms of band independence creel |
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