CN217869314U

CN217869314U - Driving mechanism for jacquard griffe

Info

Publication number: CN217869314U
Application number: CN202123217007.3U
Authority: CN
Inventors: 吕晓静; 傅舒菡; 王俊涵; 朱嗣依; 岑雨萱
Original assignee: Zhejiang Sci Tech University ZSTU
Current assignee: Zhejiang Sci Tech University ZSTU
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-11-22
Anticipated expiration: 2031-12-17

Abstract

The utility model belongs to the technical field of the jacquard technique and specifically relates to an actuating mechanism for jacquard griffe, including bearing the frame, the left side fixed mounting who bears the frame front surface has the control box, the utility model discloses a gear engagement drive assembly who sets up can walk around the chain and carry out direct transmission, reduce the energy loss among the transmission process, the bearing is all installed at the trace both ends of griffe mounting panel top simultaneously, can reduce the frictional force when the trace rotates when being convenient for change, reduce energy consumption, increase the stability in the use, in addition through the spacing subassembly that sets up, the griffe mounting panel is when reciprocating, the spacing slider at griffe mounting panel both ends slides from top to bottom in spacing spout, the problem that the griffe mounting panel that eccentric runner centrifugal force leads to rocked has been solved, further increased the stability in the use, the opposite face that sets up in the spacing subassembly in addition each other is homopolar magnetic path and rust-resistant ball, can reduce frictional force greatly, reduce energy consumption.

Description

Driving mechanism for jacquard griffe

Technical Field

The utility model relates to a jacquard technical field specifically is a actuating mechanism for jacquard griffe.

Background

The jacquard machine can produce delicate and fine cloth grains, the core part of the jacquard machine is a driving mechanism in the operation process of the jacquard machine, and most of the driving mechanisms of the existing jacquard machine adopt an eccentric wheel type driving mechanism so as to drive a lifting knife to move up and down.

When the driving mechanism of the prior jacquard griffe operates, because the eccentric shaft rotates with different centripetal forces, certain vibration can be generated when the eccentric shaft drives the griffe to move up and down, so that the imprecision of an internal pattern circuit is caused, and the production quality is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a actuating mechanism for jacquard machine griffe to solve the actuating mechanism of jacquard machine griffe that proposes in the above-mentioned background art when moving, because eccentric shaft pivoted centripetal force is different, consequently can produce certain vibrations when driving the griffe about the displacement, and then lead to the imprecision of inside decorative pattern circuit, influence the quality of production, and simultaneously, current griffe actuating mechanism adopts the drive of chain formula usually, kinetic energy loss when its operation is great, be unfavorable for the problem of the saving of resource.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a actuating mechanism for jacquard machine griffe, is including bearing the frame, the left side fixed mounting who bears the frame front surface has the control box, bear the first backup pad that both ends fixed mounting had two sets of symmetric distributions about the upper surface, bear the bar extension board that both ends fixed mounting had two sets of symmetric distributions around the frame right surface, the middle part that bears the frame upper surface is provided with drive assembly, and is two sets of the bar is provided with spacing subassembly in the middle of extending the board.

Preferably, the driving assembly comprises a motor, a driving rotating wheel is rotatably mounted on the left surface of the motor, and a second supporting plate fixedly mounted on the upper surface of the bearing frame is arranged on the left side of the driving rotating wheel.

Preferably, two groups of second butt gears which are symmetrically distributed are rotatably arranged on the surface of one side, close to the motor, of the second supporting plate, and the second butt gears are in meshed connection with the driving rotating wheel.

Preferably, one side of the second butt joint gear far away from the motor is rotated and is installed with a first butt joint gear, the second butt joint gear is meshed with the first butt joint gear, a transmission shaft is fixedly installed in the middle of the second butt joint gear, and the transmission shaft is rotatably installed in the middle of the two groups of first supporting plates.

Preferably, one side that the transmission shaft is close to the bar extension board is rotated and is installed the eccentric runner that sets up on first backup pad right side, the top fixed mounting on eccentric runner right surface has first gag lever post, fixed mounting has first bearing on the first gag lever post.

Preferably, the bottom of the outer surface of the first bearing is fixedly provided with a linkage rod, and the linkage rod is rotatably connected with the first limiting rod through a first bearing.

Preferably, the bottom fixed mounting on the right surface of gangbar has the second gag lever post, fixed mounting has the second bearing on the second gag lever post, second bearing fixed mounting is in the inside of griffe mounting panel.

Preferably, the limiting assembly comprises two groups of limiting sliding cavities which are symmetrically distributed, the two groups of limiting sliding cavities are symmetrically arranged on the opposite side surface of the strip-shaped extending plate, each group of limiting sliding cavities is internally provided with a group of limiting sliding blocks in a sliding mode, and the two groups of limiting sliding blocks are fixed at the front end and the rear end of the griffe mounting plate respectively.

Preferably, a second bar-shaped magnetic block is fixedly mounted at the bottom of the inner wall of the limiting sliding cavity, a first bar-shaped magnetic block is fixedly mounted on the surface of one side, away from the griffe mounting plate, of the limiting sliding block, and the surfaces of the opposite sides of the first bar-shaped magnetic block and the second bar-shaped magnetic block are homopolar.

Preferably, the limiting slide block is close to one side surface of the griffe mounting plate and is provided with a clamping cavity distributed at equal intervals, and an antirust ball is movably mounted in the inner wall of the clamping cavity.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the gear engagement drive assembly who sets up, can walk around the chain and carry out direct drive, reduce the energy loss among the transmission process, the bearing is all installed at the trace two of griffe mounting panel top simultaneously, can reduce the frictional force when the gangbar rotates when being convenient for to change, reduces energy consumption, increases the stability in the use.

2. The utility model discloses in, through the spacing subassembly that sets up, the griffe mounting panel is when reciprocating, and the spacing slider at griffe mounting panel both ends slides from top to bottom in spacing spout, has solved the problem that the griffe mounting panel that eccentric runner centrifugal force leads to rocked, has further increased the stability in the use, and the opposite face that sets up in the spacing subassembly in addition is each other for homopolar magnetic path and rust-resistant ball, can reduce frictional force greatly, the energy resource consumption that reduces.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

FIG. 3 is a schematic view of the driving assembly of FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention;

fig. 5 is a schematic view of a plane structure of the limiting assembly of the present invention.

In the figure: 1. a carrier; 2. a control box; 3. a first support plate; 4. a drive assembly; 5. a strip-shaped extension plate; 6. a limiting component; 41. an eccentric rotating wheel; 42. a drive shaft; 43. a first docking gear; 44. a second support plate; 45. a second docking gear; 46. a motor; 47. driving the rotating wheel; 48. a first limit rod; 49. a first bearing; 50. a linkage rod; 51. a second limiting rod; 52. a second bearing; 53. a lifting knife mounting plate; 61. a limiting sliding cavity; 62. a limiting slide block; 63. a first bar-shaped magnetic block; 64. a second bar-shaped magnetic block; 65. a card cavity; 66. antirust balls.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, the utility model provides a driving mechanism technical solution for jacquard griffe:

the utility model provides a actuating mechanism for jacquard machine griffe, includes and bears 1, bears the left side fixed mounting that 1 front surface of frame has control box 2, bears the first backup pad 3 that both ends fixed mounting has two sets of symmetric distributions about 1 upper surface of frame, bears the bar extension board 5 that both ends fixed mounting has two sets of symmetric distributions around 1 right surface, bears the middle part of 1 upper surface of frame and is provided with drive assembly 4, is provided with spacing subassembly 6 in the middle of two sets of bar extension boards 5.

In this embodiment, please refer to fig. 2, the driving assembly 4 includes a motor 46, a driving wheel 47 is installed on the left surface of the motor 46 in a rotating manner, a second supporting plate 44 fixedly installed on the upper surface of the bearing frame 1 is disposed on the left side of the driving wheel 47, two sets of symmetrically distributed second butt-joint gears 45 are installed on the surface of one side of the second supporting plate 44 close to the motor 46 in a rotating manner, the second butt-joint gears 45 are meshed with the driving wheel 47, so as to realize fine rotation transmission, thereby solving the problem of large transmission energy consumption of the transmission chain, and meanwhile, the two sets of second butt-joint gears 45 are convenient for driving the two sets of eccentric wheels 41 to rotate.

In this embodiment, referring to fig. 1 and fig. 2, a first butting gear 43 is rotatably installed on one side of a second butting gear 45 away from a motor 46, the second butting gear 45 is meshed with the first butting gear 43, a transmission shaft 42 is fixedly installed in the middle of the second butting gear 45, the transmission shaft 42 is rotatably installed in the middle of two groups of first supporting plates 3, an eccentric rotating wheel 41 disposed on the right side of the first supporting plate 3 is rotatably installed on one side of the transmission shaft 42 close to a strip-shaped extending plate 5, a first limiting rod 48 is fixedly installed on the top of the right surface of the eccentric rotating wheel 41, a first bearing 49 is fixedly installed on the first limiting rod 48, a linkage rod 50 is fixedly installed on the bottom of the outer surface of the first bearing 49, the linkage rod 50 is rotatably connected with the first limiting rod 48 through the first bearing 49, a driving rotating wheel 47 on the motor 46 drives a second butting gear 45 on the second supporting plate 44 to rotate, the second butting gear 45 drives the transmission shaft 42 to rotate through the first butting gear 43, the transmission shaft 42 further drives the eccentric rotating wheel 41 to rotate, when the eccentric rotating wheel 41 rotates, the first limiting rod 48 follows the eccentric rotating wheel 41 to perform circumferential motion, and further drive the lifting rod 50 to reduce the energy consumption and the mounting plate 53, and further reduce the humanized linkage loss.

In this embodiment, referring to fig. 3, a second limiting rod 51 is fixedly installed at the bottom of the right surface of the linkage rod 50, a second bearing 52 is fixedly installed on the second limiting rod 51, and the second bearing 52 is fixedly installed inside the lifting knife mounting plate 53, so that the linkage rod 50 can rotate conveniently, and the lifting knife mounting plate 53 is driven to move up and down.

In this embodiment, referring to fig. 1 and fig. 3, the limiting assembly 6 includes two sets of symmetrically distributed limiting sliding cavities 61, the two sets of limiting sliding cavities 61 are symmetrically disposed on a side surface opposite to the bar-shaped extending plate 5, a set of limiting sliding blocks 62 are slidably mounted inside each set of limiting sliding cavities 61, the two sets of limiting sliding blocks 62 are respectively fixed at front and rear ends of the knife mounting plate 53, so as to be conveniently spaced from the limiting sliding cavities 61, so that the knife mounting plate 53 vertically moves up and down, and influence of vibration caused by different centrifugal forces of the eccentric rotating wheel 41 is reduced.

In this embodiment, referring to fig. 3, 4 and 5, a second bar-shaped magnetic block 64 is fixedly mounted at the bottom of the inner wall of the limiting sliding cavity 61, a first bar-shaped magnetic block 63 is fixedly mounted on a surface of one side of the limiting sliding block 62 far away from the knife lifting mounting plate 53, surfaces of opposite sides of the first bar-shaped magnetic block 63 and the second bar-shaped magnetic block 64 are homopolar, a clamping cavity 65 distributed at equal intervals is formed on a surface of one side of the limiting sliding block 62 close to the knife lifting mounting plate 53, an antirust ball 66 is movably mounted in an inner wall of the clamping cavity 65, when the knife lifting mounting plate 53 moves up and down, the limiting sliding blocks 62 at front and rear ends of the knife lifting mounting plate 53 slide up and down in the limiting sliding cavity 61, at this time, the first bar-shaped magnetic block 63 on the limiting sliding block 62 and the second bar-shaped magnetic block 64 in the inner wall of the limiting sliding cavity 61 generate a relative repulsive force, and the antirust ball 66 on the surface of the other side of the limiting sliding block 62 is attached to and rolls on the inner wall of the limiting sliding cavity 61, so as to maintain the accuracy of the up and down displacement of the knife mounting plate 53, and down movement, and reduce energy consumption.

The utility model discloses theory of operation: when the lifting knife is used, firstly, a power supply of the motor 46 is switched on, the driving rotating wheel 47 on the motor 46 drives the second butt-joint gear 45 on the second supporting plate 44 to rotate, the second butt-joint gear 45 drives the transmission shaft 42 to rotate through the first butt-joint gear 43, the transmission shaft 42 further drives the eccentric rotating wheel 41 to rotate, when the eccentric rotating wheel 41 rotates, the first limiting rod 48 follows the eccentric rotating wheel 41 to do circular motion, the linkage rod 50 and the lifting knife mounting plate 53 are driven to move up and down, meanwhile, the first bearing 49 and the second bearing 52 at the upper end and the lower end of the linkage rod 50 continuously rotate, the lifting knife mounting plate 53 drives the lifting knife to move up and down, when the lifting knife mounting plate 53 moves up and down, the limiting sliding blocks 62 at the front end and the rear end of the lifting knife mounting plate 53 slide down in the limiting sliding cavity 61, at the moment, the first bar-shaped magnetic blocks 63 on the limiting sliding blocks 62 generate relative repulsive force with the second bar-shaped magnetic blocks 64 in the inner wall of the limiting sliding cavity 61, and simultaneously, the antirust balls 66 on the other side surface of the limiting sliding blocks 62 are attached to the inner wall of the limiting sliding cavity 61, so that the accuracy of the lifting knife mounting plate 53 is kept, and the mounting plate is more humanized.

Claims

1. A drive mechanism for a jacquard machine knife, comprising a carrier (1), characterized in that: bear the left side fixed mounting of frame (1) front surface and have control box (2), bear both ends fixed mounting about frame (1) upper surface have first backup pad (3) of two sets of symmetric distributions, bear both ends fixed mounting around frame (1) right surface have bar extension board (5) of two sets of symmetric distributions, the middle part of bearing frame (1) upper surface is provided with drive assembly (4), and is two sets of bar extension board (5) centre is provided with spacing subassembly (6).

2. A drive mechanism for a jacquard knife according to claim 1, characterized in that: drive assembly (4) include motor (46), the left surface rotation of motor (46) installs drive runner (47), the left side of drive runner (47) is provided with second backup pad (44) of fixed mounting on bearing frame (1) upper surface.

3. A drive mechanism for a jacquard knife according to claim 2, characterized in that: two groups of symmetrically distributed second butt gears (45) are rotatably mounted on the surface of one side, close to the motor (46), of the second supporting plate (44), and the second butt gears (45) are in meshed connection with the driving rotating wheel (47).

4. A drive mechanism for a jacquard knife according to claim 3, characterized in that: one side that motor (46) were kept away from in second butt joint gear (45) rotates and installs first butt joint gear (43), second butt joint gear (45) are connected with first butt joint gear (43) meshing, the centre fixed mounting of second butt joint gear (45) has transmission shaft (42), transmission shaft (42) rotate and install in the centre of two sets of first backup pads (3).

5. The drive mechanism for a jacquard knife according to claim 4, characterized in that: one side rotation that transmission shaft (42) is close to bar extension board (5) is installed and is set up eccentric runner (41) on first backup pad (3) right side, the top fixed mounting on eccentric runner (41) right side surface has first gag lever post (48), fixed mounting has first bearing (49) on first gag lever post (48).

6. The drive mechanism for a jacquard knife according to claim 5, characterized in that: the bottom of first bearing (49) surface is fixed with gangbar (50), rotate through first bearing (49) between gangbar (50) and first gag lever post (48) and be connected.

7. The drive mechanism for a jacquard knife according to claim 6, characterized in that: the bottom fixed mounting of the right surface of gangbar (50) has second gag lever post (51), fixed mounting has second bearing (52) on second gag lever post (51), second bearing (52) fixed mounting is in the inside of griffe mounting panel (53).

8. The drive mechanism for a jacquard knife according to claim 1, characterized in that: spacing subassembly (6) are including two sets of symmetric distribution's spacing smooth chamber (61), and are two sets of spacing smooth chamber (61) symmetry is seted up at the relative side surface of bar extension board (5), every group the equal slidable mounting in inside of spacing smooth chamber (61) has a set of spacing slider (62), and is two sets of both ends around carrying sword mounting panel (53) are fixed respectively in spacing slider (62).

9. The drive mechanism for a jacquard knife according to claim 8, wherein: the bottom of the inner wall of the limiting sliding cavity (61) is fixedly provided with a second bar-shaped magnetic block (64), the surface of one side, far away from the knife lifting mounting plate (53), of the limiting sliding block (62) is fixedly provided with a first bar-shaped magnetic block (63), and the surfaces of the opposite sides of the first bar-shaped magnetic block (63) and the second bar-shaped magnetic block (64) are in the same polarity.

10. The drive mechanism for a jacquard knife according to claim 8, characterized in that: spacing slider (62) are close to one side surface of griffe mounting panel (53) and offer card chamber (65) that the equidistance distributes, movable mounting has rust-resistant ball (66) in the inner wall in card chamber (65).