CN218620061U

CN218620061U - Lifting device for flat knitting machine starting plate

Info

Publication number: CN218620061U
Application number: CN202222810610.0U
Authority: CN
Inventors: 罗杰军; 李俊飞
Original assignee: Yuyao Jiete Tool Factory General Partnership
Current assignee: Yuyao Jingyuan Textile Parts Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-03-14
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses a flat-bed machine start board elevating gear, it includes two risers, and two risers link to each other with the frame of flat-bed machine through the fixed block that corresponds separately, are equipped with the threading board between two risers, are equipped with the lifting unit who is used for driving the threading board along vertical direction lift on two risers respectively, its characterized in that: the lifting assembly comprises a rack, a middle gear, a driving gear and a sliding block, the sliding block is in sliding fit with a sliding rail on the corresponding vertical plate along the vertical direction, the rack is fixedly connected with the sliding block, the driving gear and the middle gear are respectively in rotating fit with the corresponding vertical plate around the axis of the driving gear and the axis of the middle gear, the driving gear, the middle gear and the rack are in transmission connection, a motor is arranged on one vertical plate, and the output end of the motor is in transmission connection with the driving gear on the vertical plate where the motor is located. The utility model provides a flat-bed machine plays bottom plate elevating gear, its lift that realizes the faller through gear and rack driven mode makes holistic structure simple more compact.

Description

Lifting device for flat knitting machine starting plate

Technical Field

The utility model relates to a flat knitting machine's technical field specifically is a flat knitting machine start board elevating gear.

Background

The flat knitting machine needs continuous start-up in the use process, the fabric can be drawn after the start-up is completed, so that subsequent weaving can be carried out, and a start-up plate lifting device is generally arranged in the flat knitting machine in the prior art and used for completing start-up work of a knitted piece.

The mode that the bottom plate elevating gear that rises of prior art more adopts the belt pulley to go up and down drives the threading board and carries out elevating movement, and the belt pulley that should rise among the bottom plate elevating gear can have the risk of skidding and breaking away, and its stability is relatively poor, and the mode that adopts this belt pulley to go up and down realizes often needing to cooperate numerous guiding mechanism at the end in order to make the lift process more steady moreover, therefore the structure is complicated, it is big to occupy equipment fixing space.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem in the correlation technique to a certain extent at least: the utility model provides a flat-bed machine start board elevating gear, it realizes through the lifting of gear and rack transmission's mode that the threading board makes holistic structure simple compacter.

For this reason, an object of the utility model is to provide a flat knitting machine start plate elevating gear, it includes two risers that set up along the horizontal direction interval, and two risers link to each other through the fixed block that corresponds separately and the frame of flat knitting machine, are equipped with the threading board between two risers, the top of threading board is equipped with the roller pipe that sets up in pairs, is equipped with the lifting unit who is used for driving the threading board and goes up and down along vertical direction on two risers respectively, its characterized in that: the lifting assembly comprises a rack, a middle gear, a driving gear and a sliding block, the sliding block is in sliding fit with a sliding rail on the corresponding vertical plate along the vertical direction, the rack is fixedly connected with the sliding block, the driving gear and the middle gear are respectively in rotating fit with the corresponding vertical plate around the axis of the driving gear and the axis of the middle gear, the driving gear, the middle gear and the rack are in transmission connection, a motor is arranged on one vertical plate, and the output end of the motor is in transmission connection with the driving gear on the vertical plate where the motor is located.

According to the utility model discloses an example, the motor is located the medial surface of place riser, rack, middle tooth and drive tooth all are located on the lateral surface of riser, be equipped with on the medial surface of riser with the coaxial pivoted of drive tooth from the driving wheel, the motor is through driving the drive tooth rotation from the driving wheel.

According to the utility model discloses an example is equipped with the drive spindle between two risers, the both ends of drive spindle respectively with two riser normal running fit, the equal cover of drive tooth on two riser lateral surfaces is established on the drive spindle and is rotated with the main shaft is synchronous, overlap outside the drive spindle and rotate with the drive spindle is synchronous from the driving wheel, be equipped with the action wheel on the output shaft of motor, the action wheel with from the transmission between the driving wheel connection.

According to the utility model discloses an example, through respective rotation axis normal running fit between the both ends of threading board and each rack that corresponds, be provided with on at least one rack and be used for driving the threading board round rotation axis pivoted steering mechanism.

According to the utility model discloses an example is equipped with the steering mechanism of looks isostructure on two racks, steering mechanism includes the crank, and articulate one end and rack or threading board fixed connection, the articulate other end and the spout sliding fit on the riser that corresponds, the spout comprises along the first section that vertical direction extends and with first section's lower extreme transitional coupling's second section, and the second section of spout sets up along vertical direction down and along the horizontal direction slope.

According to an example of the utility model, the one end that the rack was kept away from to the crank is equipped with the pulley, pulley and spout sliding fit.

According to the utility model discloses an example, be fixed with the mount pad on the rack, be fixed with the bearing frame on the threading board, through rotation axis normal running fit between bearing frame and the mount pad, articulate upper end and bearing frame fixed connection.

The technical scheme has the following advantages or beneficial effects: firstly, the rack slides on the sliding rail along the vertical direction in a gear transmission mode, so that the lifting motion of the threading plate can be well realized, and meanwhile, the sliding of the sliding block and the sliding rail has better guidance performance, so that the lifting assembly has a simple and compact structure; secondly, make this crank dodge after the trend threading board swing that can be automatic along with the in-process that the threading board goes up and down through the cooperation of crank and spout and weave, make the simple structure who is used for realizing the threading board swing from this, finally make the shared installation space of whole end device little.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a front left side axial view of the raising/lowering device of the raising/lowering plate of the flat knitting machine of the present invention.

Fig. 2 is a right front side view of the raising/lowering device of the weft knitting machine of the present invention.

Fig. 3 is a front view of the raising/lowering device of the raising plate of the flat knitting machine of the present invention.

Fig. 4 is a partially enlarged schematic view of the region "a" in fig. 3.

Fig. 5 is a right side view of the raising/lowering device of the raising plate of the flat knitting machine of the present invention.

Wherein, 1, a vertical plate; 1-L, a left vertical plate; 1-R, a right vertical plate; 2. a threading plate; 3. luo Laguan; 4. a rack; 5. a middle tooth; 6. a driving tooth; 7. a slider; 8. a slide rail; 9. a motor; 10. a driven wheel; 11. driving the main shaft; 12. a rotating shaft; 13. a crank; 14. a chute; 14.1, a first section; 14.2, a second section; 15. a pulley; 16. a mounting seat; 17. a bearing seat; 18. a driving wheel; 19. and fixing blocks.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The raising and lowering device for the raising and lowering plate of the flat knitting machine according to the embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Example one

The utility model provides a flat-bed machine plays bottom plate elevating gear, as shown in the figure, it includes two riser 1 that set up along the horizontal direction interval, and two riser 1 are through the inner wall fixed connection of fixed block 19 and flat-bed machine frame (not shown in the figure) that correspond separately, and as shown in fig. 3, two riser 1 are for being located left riser 1-L and being located right side right riser 1-R, left side riser 1-L is through being located the inner wall fixed connection of left fixed block 19 and flat-bed machine frame (not shown in the figure), right side riser 1-R is through being located the inner wall fixed connection of fixed block 19 and flat-bed machine frame (not shown in the figure) on right side, is equipped with threading board 2 between two riser 1, promptly threading board 2 is located between left riser 1-L and the right riser 1-R along the horizontal direction, the top of threading board 2 is equipped with the roller pipe 3 that sets up in pairs, forms between two roller pipe 3 and is used for the centre gripping space, be equipped with the lift subassembly that is used for driving threading board 2 and do the elevating movement along vertical direction on left side riser 1-L and the right riser 1-R respectively, its characterized in that: the lifting assembly comprises a rack 4, a middle gear 5, a driving gear 6 and a strip-shaped sliding block 7, sliding rails 8 arranged in the vertical direction are respectively arranged at positions corresponding to two ends of the threading plate 2 on the two vertical plates 1, the sliding block 7 in each lifting assembly is in sliding fit with the sliding rail 8 on the corresponding vertical plate 1, the rack 4 in the same lifting assembly is fixedly connected with the sliding block 7, the driving gear 6 and the middle gear 5 are respectively matched on the corresponding vertical plate 1 in a rotating mode around the axis of the driving gear 6, the middle gear 5 and the rack 4 are in transmission connection, a motor 9 is arranged on the left vertical plate 1-L or the right vertical plate 1-R, the output end of the motor 9 is in transmission connection with the driving gear 6 on the vertical plate 1, as shown in fig. 3, the motor 9 is arranged on the right vertical plate 1-R, and the output shaft of the motor 9 is in transmission connection with the driving gear 6 on the right vertical plate 1-R.

The Luo Laguan is connected to the frame and located above the threading plate 2, the structure of the roller tube 3 is a conventional component of the flat knitting machine, and the improvement measure in this embodiment is not the improvement of the roller tube 3, so the structure of the roller tube is not described in detail in this embodiment.

Example two

Based on the improvement of the first embodiment:

on a right vertical plate 1-R where the motor 9 is located, the motor 9 and the lifting assembly are respectively located on two sides of the right vertical plate 1-R, specifically, the motor 9 is located on an inner side surface of the right vertical plate 1-R, a rack 4, a middle tooth 5 and a driving tooth 6 in the lifting assembly are all located on an outer side surface of the right vertical plate 1-R, a driven wheel 10 which is coaxial with the driving tooth 6 is arranged on the inner side surface of the right vertical plate 1-R, the driven wheel 10 and the driving tooth 6 synchronously rotate through a rotating shaft, a mounting hole through which the rotating shaft passes is formed in the right vertical plate 1-R, and the motor 9 drives the driving tooth 6 to rotate through the driven wheel 10.

The transmission connection between the motor and the driven wheel 10 is preferably one of the following: the output shaft of the motor 9 is provided with a driving wheel 18, the driving wheel 18 and the driven wheel 10 are chain wheels, and the driving wheel 18 and the driven wheel 10 are in chain transmission through a chain.

The second preferred transmission connection between the motor and the driven wheel 10 is: the output shaft of the motor 9 is provided with a driving wheel 18, the driving wheel 18 and the driven wheel 10 are both gears, and the driving wheel 18 and the driven wheel 10 are in gear transmission through gears or through a gear set containing at least one transmission gear.

EXAMPLE III

Based on the improvement of the second embodiment:

the rotating shaft between the driven wheel 10 and the driving tooth 6 extends axially to form a driving spindle 11, two ends of the driving spindle 11 are respectively in running fit with the two vertical plates 1, that is, the left and right ends of the driving spindle 11 are respectively in running fit with the left vertical plate 1-L and the right vertical plate 1-R, the driving teeth 6 on the left vertical plate 1-L and the right vertical plate 1-R are both sleeved on the driving spindle 11 and rotate synchronously with the driving spindle 11, the driven wheel 10 is located on the inner side surface of the right vertical plate 1-R and sleeved outside the driving spindle 11, so that the driven wheel 10 and the driving spindle 11 rotate synchronously, a driving wheel 18 is arranged on an output shaft of the motor 9, and the driving wheel 18 and the driven wheel 10 are in transmission connection.

Example four

Weaving along with the descending in-process of end-raising device needs the threading board to dodge along the horizontal direction and weave, for this reason on threading board 2 can be along vertical direction and be elevating movement's basis, thereby should be so that this threading board 2 can swing when moving down to setting for the position along vertical direction and make threading board 2 dodge weave. The improvement of this embodiment lies in that: the two ends of the threading plate 2 are in running fit with the corresponding racks 4 through respective rotating shafts 12, and a steering mechanism for driving the threading plate 2 to rotate around the rotating shafts 12 is arranged on at least one rack 4.

As one of preferable examples of the steering mechanism in the fourth embodiment:

the steering mechanism is a steering motor, the number of the steering motors is one, the steering motor is fixedly connected with a rack 4 positioned on the left vertical plate 1-L, and an output shaft of the steering motor is linked with the rotating shaft 12, so that the threading plate 2 rotates around the rotating shaft 12.

As a second preferable example of the steering mechanism in the fourth embodiment:

the racks 4 on the left vertical plate 1-L and the right vertical plate 1-R are respectively provided with a steering mechanism with the same structure, each steering mechanism comprises a crank 13, one end of each crank 13 is fixedly connected with the corresponding rack 4 or the corresponding threading plate 2, and the other end of each crank 13 is in sliding fit with the corresponding chute 14 on the vertical plate 1, namely, the left vertical plate 1-L and the right vertical plate 1-R are respectively provided with a chute 14 matched with the end part of each crank 13, so that the threading plate 2 can drive the cranks 13 to move along the vertical direction when moving along the vertical direction, and the lower ends of the cranks 13 slide in the chutes 14 in the process;

the sliding chute 14 has a first section and a second section, the upper end of the second section is in transition connection with the lower end of the first section, wherein the first section 14.1 is a long strip-shaped structure extending along the vertical direction, the second section extends downwards along the vertical direction and is obliquely arranged along the horizontal direction, as shown in fig. 5, the upper end of the sliding chute 14 extends downwards along the vertical direction to form a first section 14.1, and the sliding chute 14 extends downwards along the vertical direction at the lower end of the first section 14.1 and extends rightwards along the horizontal direction to form a second section 14.2 which is obliquely arranged. When the threading plate 2 drives the crank to move along the vertical direction from the top to the bottom, the lower end of the crank 13 is positioned in the first section 14.1, the threading plate 2 keeps in a vertical state, and when the lower end of the crank 13 slides into the second section 14.2, the crank 13 drives the threading plate 2 to rotate around the rotating shaft 12.

Improvement based on the second preferred example of the above-described steering mechanism: one end of the crank 13, which is far away from the rack 4, is provided with a pulley 15, the pulley 15 is in running fit with the crank 13 around the axis of the pulley 15, and the pulley 15 is in sliding fit with the sliding groove 14.

Further, a mounting seat 16 is fixed on the rack 4, a bearing seat 17 is fixed on the threading plate 2, the bearing seat 17 and the mounting seat 16 are in running fit through a rotating shaft 12, and the upper end of the crank 13 is fixedly connected with the bearing seat 17.

While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.

Various alterations and modifications will no doubt become apparent to those skilled in the art after having read the above description. It is therefore intended that the appended claims be interpreted as covering all alterations and modifications as fall within the true spirit and scope of the invention. Any and all equivalent ranges and contents within the scope of the claims should be considered to be within the intent and scope of the present invention.

Claims

1. The utility model provides a flat-bed machine start board elevating gear, it includes two riser (1) that set up along the horizontal direction interval, and two riser (1) link to each other with the frame of flat-bed machine through fixed block (19) that correspond separately, are equipped with threading board (2) between two riser (1), the top of threading board (2) is equipped with roller pipe (3) that set up in pairs, is equipped with the lifting unit who is used for driving threading board (2) along vertical direction lift on two riser (1) respectively, its characterized in that: the lifting assembly comprises a rack (4), a middle tooth (5), a driving tooth (6) and a sliding block (7), the sliding block (7) is in sliding fit with a sliding rail (8) on the corresponding vertical plate (1) along the vertical direction, the rack (4) is fixedly connected with the sliding block (7), the driving tooth (6) and the middle tooth (5) are respectively matched on the corresponding vertical plate (1) in a rotating mode around the axis of the driving tooth (6), the middle tooth (5) and the rack (4) are in transmission connection, a motor (9) is arranged on one vertical plate (1), and the output end of the motor (9) is in transmission connection with the driving tooth (6) on the vertical plate (1).

2. The raising and lowering apparatus for the raising and lowering plate of a weft knitting machine according to claim 1, characterized in that: the motor (9) is located on the inner side face of the vertical plate (1), the rack (4), the middle teeth (5) and the driving teeth (6) are located on the outer side face of the vertical plate (1), a driven wheel (10) which rotates coaxially with the driving teeth (6) is arranged on the inner side face of the vertical plate (1), and the motor (9) drives the driving teeth (6) to rotate through the driven wheel (10).

3. The raising and lowering apparatus for the raising and lowering plate of a weft knitting machine according to claim 2, characterized in that: a driving main shaft (11) is arranged between the two vertical plates (1), two ends of the driving main shaft (11) are respectively in running fit with the two vertical plates (1), driving teeth (6) on the outer side surfaces of the two vertical plates (1) are sleeved on the driving main shaft (11) and synchronously rotate with the driving main shaft (11), a driven wheel (10) is sleeved outside the driving main shaft (11) and synchronously rotates with the driving main shaft (11), a driving wheel (18) is arranged on an output shaft of the motor (9), and the driving wheel (18) and the driven wheel (10) are in transmission connection.

4. The raising and lowering apparatus of the raising plate of a flat knitting machine according to any one of claims 1 to 3, characterized in that: the two ends of the threading plate (2) are in running fit with the corresponding racks (4) through respective rotating shafts (12), and a steering mechanism for driving the threading plate (2) to rotate around the rotating shafts (12) is arranged on at least one rack (4).

5. The raising and lowering apparatus for the raising and lowering plate of a weft knitting machine according to claim 4, characterized in that: be equipped with the steering mechanism of looks isostructure on two rack (4), steering mechanism includes crank (13), the one end and rack (4) or threading board (2) fixed connection of crank (13), the other end of crank (13) and spout (14) sliding fit on corresponding riser (1), spout (14) by along vertical direction extension first section (14.1) and with first section (14.1) the lower extreme transitional coupling second section (14.2) constitute, second section (14.2) of spout (14) along vertical direction down and along the horizontal direction slope setting.

6. The raising and lowering apparatus for the raising and lowering plate of a weft knitting machine according to claim 5, characterized in that: one end, far away from the rack (4), of the crank (13) is provided with a pulley (15), and the pulley (15) is in sliding fit with the sliding groove (14).

7. The raising and lowering apparatus for the raising and lowering plate of a weft knitting machine according to claim 5, characterized in that: the improved cable threading machine is characterized in that a mounting seat (16) is fixed on the rack (4), a bearing seat (17) is fixed on the threading plate (2), the bearing seat (17) is in running fit with the mounting seat (16) through a rotating shaft (12), and the upper end of the crank (13) is fixedly connected with the bearing seat (17).