CN218478852U

CN218478852U - Selvage assembly of water jet loom

Info

Publication number: CN218478852U
Application number: CN202222460886.0U
Authority: CN
Inventors: 王康尧; 王吉龙
Original assignee: Zhejiang Ningwei Machinery Technology Co ltd
Current assignee: Zhejiang Ningwei Machinery Technology Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-02-14
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a water jet loom's hank limit assembly, which comprises a bracket, the transmission shaft, the cam, swing bearing, first rocking arm and second rocking arm, be provided with the mount on the support, be provided with the regulation support on the mount, the upper end of adjusting the support is provided with the pendulum rod, just be located and be provided with the positioning seat between first rocking arm and the second rocking arm on the mount, be provided with first digging arm on the first rocking arm, be provided with the second digging arm on the second rocking arm, one side that is close to the positioning seat tip on first digging arm and the second digging arm all is provided with the pendulum rod, be provided with both ends between the fixed arm of fixed arm both sides and rotate the connecting block of connection at both sides tip respectively, the one end department that first rocking arm was kept away from to first digging arm is provided with the linking arm, be provided with the connecting rod on the linking arm, be provided with the mounting panel on the mount, set up the through-hole that supplies the connecting rod to pass, be provided with the parallel fixed plate of mounting panel on the connecting rod, the cover is equipped with compression spring on the connecting rod.

Description

Selvage assembly of water jet loom

Technical Field

The utility model relates to a weaving equipment technical field, in particular to hydraulic loom's hank limit assembly.

Background

The water jet loom used in the prior art has a waste edge on the right side, and the waste edge is used for wrapping the tail end of weft yarn. The weft yarns are woven by four or five waste silk yarns, so that the tail ends of the weft yarns can be fixed and cannot swing randomly.

At present, chinese patent publication No. CN205474237U, published 2016, 8, month, and 17, discloses a loom slitter edge forming apparatus, which includes: the transmission shaft is arranged on the bracket; the left side and the right side of the bracket are respectively provided with a swing arm mechanism driven by a transmission shaft; any swing arm mechanism comprises a cam arranged on the transmission shaft and a first supporting shaft arranged on the bracket, and the swing arm is in running fit with the supporting shaft; the swing arm is provided with a transmission part and an assembly part, the transmission part is provided with a second support shaft, and the second support shaft is fixedly connected with the elastic part and is tightly attached to the cam under the pulling force of the elastic part; the assembling part is provided with an opening arm; the opening arm swings under the drive of the transmission shaft to finish the forming of the slitter edge.

The loom waste selvedge forming device is characterized in that the loom waste selvedge forming device is provided with an ear wire fixing frame, the waste selvedge forming device in the embodiment 1 is installed on the ear wire fixing frame, a transmission shaft 4 is driven by a loom ear wire transmission shaft to rotate, and the input transmission ratio is 1.

The method for forming the waste edge comprises the following steps:

A. penetrating four waste filaments 12 into a ceramic yarn guide to form a shed;

B. the weft thread 13 is introduced;

C. the transmission shaft 4 rotates, the left cam 3 and the right cam 3 coaxially rotate at the same speed, and then the left swing arm 5 and the right swing arm 6 swing to drive the two opening arms 7 to swing up and down in a crossed manner, so that opening movement (or shearing movement) is realized;

D. the waste silk 12 moves up and down under the driving of the opening movement and interweaves with the weft yarns 13 to form waste edges.

Wherein spring one end and leg joint and the other end and second supporting shaft among this kind of loom slitter edge forming device are connected, and the mode of connecting often is the welding, and wherein the spring in use need by frequent tensile, just this moment just leads to dropping of spring both ends very easily, will influence the swing arm finally and carry out stable reciprocal swing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hydraulic loom's hank limit assembly can be favorable to first rocking arm and second rocking arm to carry out the swing of stable reciprocal opening and shutting.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a hydraulic loom's hank limit assembly, includes the support, be located transmission shaft, rotation connection on the support and through gear drive and transmission shaft connected cam, conflict oscillating bearing, first rocking arm and the second rocking arm on the cam outer wall, be provided with the mount on the support, be provided with the regulation support on the mount, the upper end of adjusting the support is provided with the lower extreme and articulates the pendulum rod that supplies oscillating bearing to rotate the connection in regulation support upper end and upper end, just be provided with the positioning seat that is V font and middle part and mount fixed connection on the mount and be located between first rocking arm and the second rocking arm, be provided with one end and first rocking arm end connection and the other end and rotate the first digging arm of being connected with positioning seat one end on the first rocking arm, be provided with one end and second rocking arm end connection and the other end of keeping away from first digging arm with the positioning seat and rotate the second digging arm of being connected, one side that is close to the tip on first rocking arm and the second digging arm all is provided with the fixed arm, both sides be provided with the both ends and rotate the connecting block of connection at both ends of fixed arm end respectively between the fixed arm, the one end is provided with one end connection of connecting rod and the mounting plate, the connecting rod is provided with the connecting rod and the connecting plate of connecting rod is connected the tight mounting plate of connecting rod and the connecting rod is connected the connecting plate, the connecting rod is connected the connecting plate, the connecting rod is provided with the connecting rod on the connecting plate, the connecting rod.

The utility model discloses a further set up to: two strip holes extending in the vertical direction are formed in the lower end of the adjusting support, and adjusting bolts penetrating through the strip holes and connected to the fixing frame through threads are arranged at positions, corresponding to the strip holes, on the adjusting support.

The utility model discloses a further set up to: and the support is provided with a protective cover used for wrapping the cam.

To sum up, the utility model discloses following beneficial effect has:

1. after the transmission shaft drives the cam to rotate through gear transmission, when the cam is abutted against the outer wall of the oscillating bearing, the cam can drive the oscillating bar where the oscillating bearing is located to oscillate towards one side far away from the first rocker arm, the oscillating bar can drive the connecting rod to move, and meanwhile, the connecting rod drives the compression spring to compress in the moving process; then the connecting rod can drive the first movable arm to swing upwards through the connecting arm, and simultaneously the first movable arm drives the second movable arm to swing downwards through the fixed arm and the connecting block, and at the moment, the first rocker arm and the second rocker arm can be in an open state;

when the swinging bearing loses the abutting action of the outer wall of the cam along with the continuous rotation of the cam, the compression spring can reset, so that the connecting rod is driven to move reversely, the swinging rod where the swinging bearing is located swings towards one side close to the first rocker arm, meanwhile, the connecting rod drives the first movable arm to swing downwards through the connecting arm in the process of reverse movement, the first movable arm drives the second movable arm to swing upwards through the fixed arm and the connecting block, and at the moment, the first rocker arm and the second rocker arm can be in a folded state; finally, the first rocker arm and the second rocker arm can perform stable reciprocating opening, closing and swinging;

2. when the opening and closing amplitude of the first rocker arm and the second rocker arm needs to be adjusted, the adjusting support can be moved along the vertical direction by utilizing two strip holes which are formed in the lower end of the adjusting support and extend along the vertical direction, after the adjusting support is moved to a proper height, the adjusting support is connected to the fixed frame in a threaded mode after penetrating through the strip holes by utilizing an adjusting bolt, finally, the position of the oscillating bearing relative to the cam can be adjusted, the oscillating angle of an oscillating rod where the oscillating bearing is located is adjusted, and therefore the opening and closing amplitude of the first rocker arm and the second rocker arm is adjusted;

3. the protective cover used for wrapping the cam is arranged on the support, and the protective cover can protect the cam and the gear transmission structure connected with the cam.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of a portion of the present invention, with the protective cover omitted;

FIG. 3 is a partial enlarged view of the connection among the middle transmission shaft, the cam and the gear transmission according to the present invention;

fig. 4 is a partially enlarged view of the connection relationship between the first rocker arm, the second rocker arm, the fixing frame, the adjusting bracket, the swing rod, the connecting rod and the compression spring in the present invention, wherein the motion state of each component when the first rocker arm and the second rocker arm are opened is shown by arrows;

fig. 5 is a partial enlarged view of the connection relationship between the first rocker arm, the first movable arm, the connecting arm, the second rocker arm, the second movable arm, the fixed arm, and the connecting block of the present invention, wherein the arrows indicate the motion state of each component when the first rocker arm and the second rocker arm are closed.

Reference numerals: 1. a support; 11. a drive shaft; 12. a cam; 2. a first rocker arm; 21. a first movable arm; 211. a connecting arm; 3. a second rocker arm; 31. a second movable arm; 4. a fixed mount; 41. mounting a plate; 411. a through hole; 5. adjusting the bracket; 51. a swing rod; 52. a wobble bearing; 53. a strip hole; 54. adjusting the bolt; 6. positioning seats; 7. a fixed arm; 71. connecting blocks; 8. a connecting rod; 81. a fixing plate; 82. a compression spring; 9. a protective cover.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A leno selvage assembly of a water jet loom, refer to fig. 1, fig. 2, fig. 3, the leno selvage assembly of this kind of water jet loom includes the support 1, drive shaft 11, cam 12, oscillating bearing 52, first rocker arm 2 and second rocker arm 3, wherein the support 1 is installed in the water jet loom, and the drive shaft 11 is connected to support 1 through the bearing rotation, drive the drive shaft 11 to rotate through the driving motor in the water jet loom, the cam 12 is located on support 1 at the same time, and realize the linkage through the gear drive between drive shaft 11 and the cam 12, the key connects the driving gear on the drive shaft 11, and the cam 12 is fixed through the bolt and driven gear engaging with driving gear, and the driven gear is connected to support through the axle and bearing rotation; wherein, a protective cover 9 which is used for wrapping the cam 12 is fixed on the bracket 1 through bolts.

Referring to fig. 2 and 4, a fixing frame 4 is fixed on the bracket 1 and located on one side of the cam 12 through a bolt, an adjusting bracket 5 is arranged on the fixing frame 4, two elongated holes 53 extending in the vertical direction are formed in the lower end of the adjusting bracket 5, adjusting bolts 54 are arranged on the adjusting bracket 5 and at positions corresponding to the elongated holes 53, and the adjusting bolts 54 penetrate through the elongated holes 53 and are connected in threaded holes (not shown) in the fixing frame 4 through threads, so that the height adjustment of the adjusting bracket 5 can be realized; meanwhile, the upper end of the adjusting bracket 5 is provided with a swing rod 51, the lower end of the swing rod 51 is hinged to the upper end of the adjusting bracket 5, and the upper end of the swing rod is rotatably connected with a swing bearing 52, wherein the swing bearing 52 can be abutted against the outer wall of the cam 12.

Referring to fig. 4 and 5, a V-shaped positioning seat 6 is arranged on the fixed frame 4 and between the first rocker arm 2 and the second rocker arm 3, the middle part of the positioning seat 6 is fixedly connected with the fixed frame 4 through a bolt, wherein the first rocker arm 2 is provided with a first movable arm 21, one end of the first movable arm 21 is connected with the end part of the first rocker arm 2 through a bolt, and the other end of the first movable arm 21 is rotatably connected with one end of the positioning seat 6 through a shaft and a bearing; meanwhile, a second movable arm 31 is arranged on the second rocker arm 3, one end of the second movable arm 31 is connected with the end part of the second rocker arm 3 through a bolt, and the other end of the second movable arm 31 is rotatably connected with one end, far away from the first movable arm 21, of the positioning seat 6 through a shaft and a bearing.

Referring to fig. 4 and 5, the fixed arms 7 are integrally disposed on the first movable arm 21 and the second movable arm 31 at one side close to the end of the positioning seat 6, and an elongated connecting block 71 is disposed between the fixed arms 7 at two sides, wherein two ends of the connecting block 71 are rotatably connected to the ends of the fixed arms 7 at two sides through a shaft and a bearing, respectively; meanwhile, a connecting arm 211 is integrally arranged at one end of the first movable arm 21 away from the first rocker arm 2, a connecting rod 8 is arranged on the connecting arm 211, one end of the connecting rod 8 is rotatably connected with the end part of the connecting arm 211 through a shaft and a bearing, and the other end of the connecting rod 8 is rotatably connected with the end part of the swing rod 51 through a shaft and a bearing; the fixing frame 4 is further fixed with a mounting plate 41 through bolts, the mounting plate 41 is provided with a through hole 411 for the connecting rod 8 to pass through, meanwhile, the connecting rod 8 is welded with a fixing plate 81 parallel to the mounting plate 41, and the connecting rod 8 is sleeved with a compression spring 82 with one end abutting against the fixing plate 81 and the other end abutting against the mounting plate 41.

The principle is as follows: after the transmission shaft 11 drives the cam 12 to rotate through gear transmission, when the cam 12 abuts against the outer wall of the oscillating bearing 52, the cam 12 can drive the oscillating rod 51 where the oscillating bearing 52 is located to oscillate towards the side far away from the first rocker arm 2, and the oscillating rod 51 can drive the connecting rod 8 to move, and meanwhile, the connecting rod 8 drives the compression spring 82 to compress in the moving process; then the connecting rod 8 can drive the first movable arm 21 to swing upwards through the connecting arm 211, and simultaneously the first movable arm 21 drives the second movable arm 31 to swing downwards through the fixed arm 7 and the connecting block 71, and at this time, the first rocker arm 2 and the second rocker arm 3 can be in an open state.

When the swing bearing 52 loses the abutting action of the outer wall of the cam 12 along with the continuous rotation of the cam 12, the compression spring 82 can be reset, so that the connecting rod 8 is driven to move reversely, the swing rod 51 where the swing bearing 52 is located swings towards one side close to the first rocker arm 2, meanwhile, the connecting rod 8 drives the first movable arm 21 to swing downwards through the connecting arm 211 in the process of moving reversely, the first movable arm 21 drives the second movable arm 31 to swing upwards through the fixed arm 7 and the connecting block 71, and at the moment, the first rocker arm 2 and the second rocker arm 3 can be in a closed state; finally, the first rocker arm 2 and the second rocker arm 3 can perform stable reciprocating opening and closing swing.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a water jet loom's hank limit assembly, includes support (1), is located transmission shaft (11) on support (1), rotates cam (12), the oscillating bearing (52) of contradicting on cam (12) outer wall that connects on support (1) and be connected through gear drive and transmission shaft (11), first rocking arm (2) and second rocking arm (3), its characterized in that: a fixed frame (4) is arranged on the bracket (1), an adjusting bracket (5) is arranged on the fixed frame (4), a swing rod (51) with the lower end hinged to the upper end of the adjusting bracket (5) and the upper end rotatably connected with a swing bearing (52) is arranged at the upper end of the adjusting bracket (5), a positioning seat (6) which is in a V shape and is fixedly connected with the fixed frame (4) at the middle part is arranged on the fixed frame (4) and is positioned between a first rocker arm (2) and a second rocker arm (3), a first movable arm (21) with one end rotatably connected with the end part of the first rocker arm (2) and the other end rotatably connected with one end of the positioning seat (6) is arranged on the first rocker arm (2), a second movable arm (31) with one end rotatably connected with the end part of the second rocker arm (3) and the other end rotatably connected with one end of the positioning seat (6) far away from the first movable arm (21) is arranged on the second rocker arm (3), a connecting arm (7) is arranged on one side of the first movable arm (21) and a connecting block (71) which is arranged on the two sides of the fixed arm (7) and is respectively arranged on the two sides of the first movable arm (21) far away from the first fixed arm (7), it rotates connecting rod (8) of being connected and the other end and pendulum rod (51) tip rotation to be provided with one end on linking arm (211) and linking arm (211), be provided with mounting panel (41) on mount (4), set up through-hole (411) that supply connecting rod (8) to pass on mounting panel (41), be provided with fixed plate (81) parallel with mounting panel (41) on connecting rod (8), the cover is equipped with one end and fixed plate (81) and supports tight and the other end and mounting panel (41) support tight compression spring (82) on connecting rod (8).

2. The leno selvedge assembly of a water jet loom of claim 1, wherein: two strip holes (53) extending in the vertical direction are formed in the lower end of the adjusting support (5), and adjusting bolts (54) penetrating through the strip holes (53) and connected to the fixing frame (4) through threads are arranged at positions corresponding to the strip holes (53) on the adjusting support (5).

3. The leno selvedge assembly of a water jet loom of claim 1, wherein: the support (1) is provided with a protective cover (9) used for wrapping the cam (12).