CN111560703A

CN111560703A - Ejector rod mechanism for warp knitting machine

Info

Publication number: CN111560703A
Application number: CN202010455862.9A
Authority: CN
Inventors: 濮铁生
Original assignee: Jiaxing Wanbanghong New Material Technology Co ltd
Current assignee: Jiaxing Wanbanghong New Material Technology Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2020-08-21

Abstract

The invention belongs to the technical field of yarn processing equipment, and particularly relates to a push rod mechanism for a warp knitting machine, which comprises a swing plate and two push rods which are symmetrically distributed, wherein the outer walls of the two push rods are fixedly connected with a connecting block, one side wall of the connecting block is connected with a bolt in a sliding manner, and the top of the bolt is fixedly connected with a clamping block; through the connecting block of connecting two ejector pins when installing, alternate to the position of grafting piece, make the grafting piece get into among the inserting groove that the connecting block was seted up, later pass the fixed block in proper order among spacing groove and the lower groove until getting into the spout and support, then pass the bolt down among the groove entering spout, twist the bolt and connect among the thread groove of seting up with the fixed block, it is spacing because of the cooperation that receives fixed block and bolt to peg graft piece and connecting block this moment, make the grafting piece can not be when receiving the upset of swing board and offer deviating from among the inserting groove from the connecting block, thereby effectively improve the reliability after the installation, stability when having guaranteed the user state.

Description

Ejector rod mechanism for warp knitting machine

Technical Field

The invention belongs to the technical field of yarn processing equipment, and particularly relates to an ejector rod mechanism for a warp knitting machine.

Background

The warp knitting machine uses one or several groups of parallel arranged yarns to form knitted fabric on all working needles of the warp feeding machine simultaneously, the method is called warp knitting, the fabric is called warp knitting fabric, the traditional warp knitting machine guide bar shogging device mainly comprises a guide bar fixing frame, a pattern knitting roller, a pattern plate chain, a top rod and a guide bar.

Chinese patent discloses a warp knitting machine ejector pin mechanism (publication No. CN 203256448U), which can solve the problem that in the swing process of the conventional ejector pin mechanism, only the reverse action force of the main driven ejector pin or the driven ejector pin is exerted, so that the needle wiping and yarn breaking are easily caused, but in the case of the action force exerted during the swing, the rod body joints of the main driven ejector pin and the driven ejector pin are easily loosened from the joint seats, thereby possibly affecting the stability in the use state.

Disclosure of Invention

To solve the problems set forth in the background art described above. The invention provides a push rod mechanism for a warp knitting machine.

In order to achieve the purpose, the invention provides the following technical scheme: comprises two ejector rods which are symmetrically distributed on a swing plate, two outer wall fixedly connected with connecting blocks of the ejector rods, a bolt is connected on one side wall of each connecting block in a sliding manner, a clamping block is fixedly connected on the top of the bolt, a limiting part is arranged on the upper end face of each connecting block, the limiting part comprises a sliding seat, a sliding block and a pulling block, the sliding seat is fixedly connected with the connecting blocks, the sliding block is connected to the inner side of the sliding seat in a sliding manner, the pulling block is fixedly connected with the sliding block, one end of the sliding block is clamped and fixed in the clamping block, the two outer wall sides of the swing plate are fixedly connected with inserting blocks, two limiting blocks which are symmetrically distributed are fixedly connected with the outer wall of the swing plate, fixed blocks are connected with fixed blocks in a sliding manner, the fixed blocks sequentially penetrate through the connecting blocks and the inserting blocks from bottom to top, the, one end of the bolt is fixed in the fixing block in a threaded manner.

As a preferable technical scheme of the invention, the connecting block is provided with an inserting groove, and the inserting block is positioned in the inserting groove and is in sliding connection with the inserting groove.

As a preferred technical solution of the present invention, the pull block is fixedly connected with two elastic members which are symmetrically distributed, and one end of each of the two elastic members is fixedly connected with the slide carriage.

As a preferable technical scheme of the invention, the top wall of the connecting block is provided with an upper groove, and the bolt is connected to the inner side of the upper groove in a sliding manner.

As a preferable technical scheme of the invention, the bottom wall of the connecting block is provided with a lower groove, and the fixing block is connected to the inner side of the lower groove in a sliding manner.

As a preferred technical scheme of the invention, the insertion block is provided with a sliding groove, and the fixed block and one end of the bolt are both positioned in the sliding groove.

As a preferable technical scheme of the invention, the fixing block is provided with a thread groove, and the bolt is fixed in the thread groove in a threaded manner.

As a preferred technical scheme of the invention, the limiting block is provided with a limiting groove, and the fixing block is connected with the limiting groove in a sliding manner.

As a preferable technical solution of the present invention, the upper groove is a cylindrical groove, and the lower groove is a rectangular groove.

As a preferable aspect of the present invention, the elastic member is an extension spring.

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

1. when the connecting block is installed, the connecting block connected with the two ejector rods is inserted to the position of the inserting block, the inserting block enters the inserting groove formed in the connecting block, then the fixing block sequentially penetrates through the limiting groove and the lower groove until the fixing block enters the sliding groove and is supported, then the bolt penetrates through the lower groove and enters the sliding groove, the bolt is screwed into the threaded groove formed in the fixing block, the fixing of the fixing block is completed, and at the moment, the inserting block and the connecting block are limited by the matching of the fixing block and the bolt, so that the inserting block cannot be separated from the inserting groove formed in the connecting block under the action force generated when the swinging plate overturns, the reliability after installation is effectively improved, and the stability in a use state is ensured.

2. After the installation is finished, the sliding block is inserted into the clamping block in a sliding mode, so that the bolt at the bottom of the clamping block cannot rotate continuously in the threaded groove, the sliding groove and the fixed block are prevented from being loosened by the action force of the swinging plate when the swinging plate overturns, the stability of the fixed block and the bolt after connection is further improved, and the structure is simple, so that the practicability is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

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

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is a cross-sectional view of a connection block and a plug block of the present invention;

fig. 5 is a schematic structural view of a bolt, a clamping block and a fixing block in the invention.

In the figure: 1. a swing plate; 2. a top rod; 3. connecting blocks; 301. an upper groove; 302. a lower groove; 31. a bolt; 311. a clamping block; 32. inserting grooves; 4. a limiting component; 41. a slide base; 42. a slider; 43. pulling the block; 431. an elastic member; 5. an insertion block; 51. a chute; 6. a limiting block; 61. a fixed block; 611. a thread groove; 62. a limiting groove.

Detailed Description

The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: the swing plate comprises a swing plate 1 and two symmetrically distributed ejector rods 2, wherein the outer walls of the two ejector rods 2 are fixedly connected with a connecting block 3, one side wall of the connecting block 3 is connected with a bolt 31 in a sliding manner, the top of the bolt 31 is fixedly connected with a clamping block 311, the upper end surface of the connecting block 3 is provided with a limiting part 4, the limiting part 4 comprises a sliding seat 41, a sliding block 42 and a pulling block 43, the sliding seat 41 is fixedly connected with the connecting block 3, the sliding block 42 is connected to the inner side of the sliding seat 41 in a sliding manner, the pulling block 43 is fixedly connected with the sliding block 42, one end of the sliding block 42 is clamped and fixed in the clamping block 311, the two sides of the outer wall of the swing plate 1 are fixedly connected with inserting blocks 5, the outer wall of the swing plate 1 is fixedly connected with two symmetrically distributed limiting blocks 6, the inner sides of the limiting blocks 6 are connected, one end of the bolt 31 is screwed and fixed in the fixing block 61.

In the embodiment, the two ejector rods 2 are respectively a driving ejector rod and a driven ejector rod, the bottom of the swing plate 1 is provided with a base, an elastic component and a baffle plate, the working principle of the anti-friction needle yarn breakage of the scheme is consistent with that of a warp knitting machine ejector rod mechanism (with the publication number of CN 203256448U) disclosed by Chinese patent, when the swing plate swings, the instant acting force of the swing plate is absorbed through the buffering action of the elastic component, the condition that the swing plate rubs needles generated by the error of the shogging needle distance and the abrasion of a guide bar ball frame at an excessively high speed and an excessively large acting force on the guide bar shogging needle distance and the guide bar ball frame is avoided, the yarn breakage phenomenon is prevented, when the installation is carried out, the connecting block 3 connected with the two ejector rods 2 is inserted to the position of the inserting block 5, the inserting block 5 enters the inserting groove 32 formed in the connecting block 3, and then the fixing block 61 sequentially passes through the limiting groove, then, the pulling block 43 is pulled by hand to enable the elastic part 431 to extend to drive the sliding block 42 to slide from the sliding seat 41, so that the sliding block 42 is not positioned above the upper groove 301, at this time, the bolt 31 can pass through the lower groove 302 to enter the sliding groove 51, and the bolt 31 is screwed into the threaded groove 611 formed in the fixed block 61, so as to complete the fixation of the fixed block 61, at this time, the insertion block 5 and the connecting block 3 are limited by the matching of the fixed block 61 and the bolt 31, so that the insertion block 5 cannot be separated from the insertion groove 32 formed in the connecting block 3 under the action force generated when the swinging plate 1 is overturned, thereby effectively improving the reliability after installation and ensuring the stability in the use state, and then the hand pulling the pulling block 43 is loosened to enable the elastic part 431 to contract to drive the sliding block 42 in the sliding seat 41 to slide into the clamping block 311 formed in the bolt 31, so that the bolt 31 at the bottom of the clamping block, prevent that spout 51 and fixed block 61 from receiving the effort when swing board 1 overturns and becoming flexible when swing board 1 produces the upset, thereby stability after further improvement fixed block 61 and the connection of bolt 31, and simple structure thereby increases the practicality, when dismantling ejector pin 2, only need stimulate once more and draw piece 43 to make slider 42 deviate from among joint piece 311, twist the commentaries on classics and take out bolt 31 from among thread groove 611, take fixed block 61 and bolt 31 out from among spout 51, thereby remove spacing to connecting block 3 and grafting block 5, can directly take out connecting block 3 that is connected with ejector pin 2 this moment, make grafting block 5 break away from grafting groove 32, accomplish the dismantlement to ejector pin 2, convenient in follow-up maintenance and the change to ejector pin 2, thereby further improve the practicality.

In fig. 1: the connecting block 3 is provided with an inserting groove 32, and the inserting block 5 is positioned in the inserting groove 32 and is connected with the inserting groove 32 in a sliding manner; the arrangement of the insertion groove 32 plays a primary limiting role for the insertion block 5, so that the insertion block 5 cannot move up and down after being installed.

In fig. 3: the pull block 43 is fixedly connected with two elastic members 431 which are symmetrically distributed, one ends of the two elastic members 431 are fixedly connected with the sliding seat 41, and the elastic members 431 are extension springs; the slider 42 in the slide base 41 is pushed into the clamping block 311 at the top of the bolt 31 by the counterforce when the elastic piece 431 contracts, so that the bolt 31 at the bottom of the clamping block 311 cannot continuously rotate in the thread groove 611, the sliding groove 51 and the fixed block 61 are prevented from being loosened by the action force when the swinging plate 1 is overturned, and the overall stability is improved.

In fig. 2, 4 and 5: the top wall of the connecting block 3 is provided with an upper groove 301, the bolt 31 is slidably connected to the inner side of the upper groove 301, the bottom wall of the connecting block 3 is provided with a lower groove 302, the fixing block 61 is slidably connected to the inner side of the lower groove 302, the inserting block 5 is provided with a sliding groove 51, one end of the fixing block 61 and one end of the bolt 31 are both positioned in the sliding groove 51, the fixing block 61 is provided with a threaded groove 611, the bolt 31 is screwed and fixed in the threaded groove 611, the upper groove 301 is a cylindrical groove, and the lower; after the inserting block 5 enters the inserting groove 32, the fixing block 61 sequentially passes through the limiting groove 62 and the lower groove 302 until entering the sliding groove 51, and the fixing block 61 is clamped by a wrench, so that the position of the fixing block 61 is stable, then, the pulling block 43 is pulled by hand to extend the elastic member 431 and drive the sliding block 42 to slide from the sliding seat 41, so that the sliding block 42 is not positioned above the upper groove 301, at this time, the bolt 31 can pass through the lower groove 302 and enter the sliding groove 51, the bolt 31 is screwed into the thread groove 611 formed in the fixed block 61, the fixed block 61 is fixed, and at the moment, the insertion block 5 and the connecting block 3 are limited by the matching of the fixed block 61 and the bolt 31, so that the insertion block 5 cannot be separated from the insertion groove 32 formed in the connecting block 3 under the action of the overturning force of the swing plate 1, the reliability after installation is effectively improved, and the stability in the use state is ensured.

In fig. 2: the limiting block 6 is provided with a limiting groove 62, and the fixing block 61 is connected with the limiting groove 62 in a sliding manner; the limiting groove 62 formed in the limiting block 6 plays a role in limiting the sliding of the fixing block 61, so that the sliding path of the fixing block 61 is in a straight line, and the bolt 31 can be more conveniently butted with the fixing block.

The working principle and the using process of the invention are as follows: after the installation of the invention, when the installation is carried out, the connecting block 3 connected with the two push rods 2 is inserted to the position of the inserting block 5, so that the inserting block 5 enters the inserting groove 32 arranged on the connecting block 3, then the fixing block 61 sequentially passes through the limiting groove 62 and the lower groove 302 until entering the sliding groove 51, so that the position of the fixing block 61 is stable, then the pulling block 43 is pulled by hands to enable the elastic piece 431 to extend to drive the sliding block 42 to slide from the sliding seat 41, so that the sliding block 42 is not positioned above the upper groove 301, at the moment, the bolt 31 can pass through the lower groove 302 to enter the sliding groove 51, and the bolt 31 is screwed in the thread groove 611 arranged on the fixing block 61, so as to finish the fixation of the fixing block 61, at the moment, the inserting block 5 and the connecting block 3 are limited by the matching of the fixing block 61 and the bolt 31, so that the inserting block 5 can not be separated from the inserting groove 32 arranged, thereby effectively improve the reliability after the installation, stability when the user state has been guaranteed, then the hand that will stimulate draw piece 43 is loosened and is made elastic component 431 shrink to drive among the joint piece 311 that slider 42 in the slide 41 slided and get into bolt 31 and set up, thereby make the bolt 31 of joint piece 311 bottom unable continuation rotation among thread groove 611, prevent that spout 51 and fixed block 61 from receiving effort and not hard up when the swing plate 1 overturns when producing the upset of swing plate 1, thereby stability after further improvement fixed block 61 and bolt 31 are connected, and thereby this scheme simple structure increases the practicality.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Ejector pin mechanism for tricot machine is including swing board (1) two ejector pins (2) that are the symmetric distribution, its characterized in that: the outer wall of the two ejector rods (2) is fixedly connected with a connecting block (3), one side wall of the connecting block (3) is connected with a bolt (31) in a sliding manner, the top of the bolt (31) is fixedly connected with a clamping block (311), the upper end face of the connecting block (3) is provided with a limiting part (4), the limiting part (4) comprises a sliding seat (41), a sliding block (42) and a pulling block (43), the sliding seat (41) is fixedly connected with the connecting block (3), the sliding block (42) is connected to the inner side of the sliding seat (41) in a sliding manner, the pulling block (43) is fixedly connected with the sliding block (42), one end of the sliding block (42) is clamped and fixed in the clamping block (311), the two outer wall sides of the swinging plate (1) are fixedly connected with inserting blocks (5), and the outer wall of the swinging plate (1) is fixedly connected with two limiting blocks (6), the inboard sliding connection of stopper (6) has fixed block (61), supreme running through in proper order is down followed to fixed block (61) connecting block (3) with insert piece (5), bolt (31) are from last to running through down once connecting block (3) with insert piece (5), the one end spiro union of bolt (31) is fixed in fixed block (61).

2. The jack mechanism for a warp knitting machine according to claim 1, characterized in that: the connecting block (3) is provided with an inserting groove (32), and the inserting block (5) is positioned in the inserting groove (32) and is in sliding connection with the inserting groove (32).

3. The jack mechanism for a warp knitting machine according to claim 1, characterized in that: the pull block (43) is fixedly connected with two elastic pieces (431) which are symmetrically distributed, and one end of each elastic piece (431) is fixedly connected with the sliding seat (41).

4. The jack mechanism for a warp knitting machine according to claim 1, characterized in that: an upper groove (301) is formed in the top wall of the connecting block (3), and the bolt (31) is connected to the inner side of the upper groove (301) in a sliding mode.

5. The bar pushing mechanism for a warp knitting machine according to claim 4, characterized in that: lower groove (302) have been seted up to the diapire of connecting block (3), fixed block (61) sliding connection in lower groove (302) inboard.

6. The jack mechanism for a warp knitting machine according to claim 1, characterized in that: the inserting block (5) is provided with a sliding groove (51), and the fixing block (61) and one end of the bolt (31) are both located in the sliding groove (51).

7. The jack mechanism for a warp knitting machine according to claim 1, characterized in that: the fixing block (61) is provided with a thread groove (611), and the bolt (31) is fixed in the thread groove (611) in a threaded mode.

8. The jack mechanism for a warp knitting machine according to claim 1, characterized in that: the limiting block (6) is provided with a limiting groove (62), and the fixing block (61) is connected with the limiting groove (62) in a sliding mode.

9. The bar pushing mechanism for a warp knitting machine according to claim 5, characterized in that: the upper groove (301) is a cylindrical groove, and the lower groove (302) is a rectangular groove.

10. The jack mechanism for a warp knitting machine according to claim 3, characterized in that: the elastic member (431) is an extension spring.