CN212025578U

CN212025578U - Improved rapier fishing net braiding machine

Info

Publication number: CN212025578U
Application number: CN202020258039.4U
Authority: CN
Inventors: 虞国炎; 虞颖超
Original assignee: Shaoxing Tongyong Jacquard Machinery Co ltd
Current assignee: Shaoxing Tongyong Jacquard Machinery Co ltd
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-11-27
Anticipated expiration: 2030-03-05

Abstract

The utility model relates to the technical field of textile machinery, in particular to an improved rapier fishing net braiding machine, which comprises a frame, a front heald frame, a rear heald frame, a power system and a power box, wherein the power system transmits power to the power box, the power box drives the front heald frame to move up and down, left and right, and drives the rear heald frame to move up and down; the advantages are that: the power box integrates the heald raising box and the left-right moving opening box in the prior art, so that the up-and-down movement of the front heald frame and the left-and-right movement of the front heald frame can be realized by the input of single power, the structure of the braiding machine is greatly simplified, the installation and design cost of the power system is reduced, the volume of the braiding machine is reduced, the production and manufacturing cost is reduced, the power box can realize multiple outputs by the conversion of the transmission rod and the movement of the gear, the fishing nets in multiple forms can be conveniently braided, multiple functions of one machine are realized, and the market competitiveness of the braiding machine is greatly improved.

Description

Improved rapier fishing net braiding machine

Technical Field

The utility model relates to the technical field of textile machinery, especially, relate to an improved generation rapier fishing net braider.

Background

The heald frame of rapier fishing net braider has two, and two heald frame up-and-down motion carry out the plain weave, also have among the prior art to adopt and carry out the side-to-side motion again with the heald frame in the up-and-down motion to reach the effect that the fork hank was woven, nevertheless present rapier fishing net braider has following defect: 1. the structure of the heald frame which can move left and right while realizing the up-and-down movement is more complex, so that the manufacturing cost of the rapier weaving machine is higher and the later maintenance is difficult; 2. the transmission structure for driving the heald frame to move on the rapier fishing net weaving machine is too complex, the unfavorable cost is reduced and the later maintenance is carried out, the driving device in the prior art adopts chain wheel transmission, the stability is not high, during the driving, the return of the heald frame is realized by utilizing a spring mechanism, and the precision is difficult to control.

In order to solve the defects, the applicant provides a rapier fishing net weaving machine with the patent number of 201911098547.9, wherein the applicant adopts a drafting box (a driving part two in the text) and a left-right moving opening box (a driving part one in the text) to drive the up-down left-right movement of a front heald frame and the up-down movement of a rear heald frame in the patent, but the two driving parts of the patent need to be separately arranged, the installation design of a power system for driving the driving part one and the driving part two is complex, the manufacturing cost of the rapier fishing net weaving machine is not reduced, meanwhile, the floor area of the rapier fishing net weaving machine is increased, and the rapier fishing net weaving machine is not beneficial to the arrangement of.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improved generation arrow shaft fishing net braider to simplify the structure of arrow shaft fishing net braider drive division, retrench equipment volume, reduce manufacturing cost.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

an improved rapier fishing net braiding machine comprises a rack and a power system, wherein a front heald frame, a rear heald frame and a heald raising arm for driving the front heald frame and the rear heald frame to move up and down are connected to the rack;

the upper box body is provided with an input shaft, a first transmission shaft, a second transmission shaft and a first output shaft, the input shaft is fixedly connected with a first transmission gear and an input gear connected with a power system, the first transmission shaft is fixedly connected with a second transmission gear meshed with the first transmission gear, the first output shaft is fixedly connected with a third transmission gear and a first output gear meshed with the second transmission gear, the second transmission shaft is fixedly connected with a fifth transmission gear and a fourth transmission gear meshed with the third transmission gear, the upper box body is rotatably connected with a sixth transmission gear meshed with the fifth transmission gear, the sixth transmission gear is integrally formed with a second bevel gear meshed with the first bevel gear, one end of the transmission rod is fixedly connected with the first output shaft, and the other end of the transmission rod is hinged;

the lower box body is provided with a rotating shaft fixedly connected with the linkage rod, the rotating shaft is fixedly connected with a cam, two sides of the cam are provided with stop blocks which are connected with the lower box body in a sliding mode and matched with the cam, and two stop blocks are connected with a second output shaft fixedly connected with the left moving rod and the right moving rod.

Furthermore, a first weft sharing cam and a second weft sharing cam are fixedly connected to the first transmission shaft, a first swing block matched with the first weft sharing cam, a second swing block matched with the second weft sharing cam and a third output shaft are rotatably connected to the upper box body, the first swing block is fixedly connected with a first transmission block, the second swing block is fixedly connected with a second transmission block opposite to the first transmission block, a first connecting rod is hinged between the first transmission block and the second transmission block, a second connecting rod is hinged between the second transmission block and the third output shaft, one end of the transmission rod is hinged to the heald lifting arm, and the other end of the transmission rod is fixedly connected to the first output shaft or the third output shaft.

The output gear I is fixedly connected to the shaft sleeve I, an output gear II is integrally formed on the output gear I, and a transmission gear seventh meshed with the output gear II is fixedly connected to the transmission shaft I.

And the transmission gear is fixedly connected to the second shaft sleeve.

Further, the transmission device comprises a third shaft sleeve sleeved on the first transmission shaft, a third fastening screw used for abutting against the first transmission shaft is connected to the third shaft sleeve in a threaded mode, and an eighth transmission gear used for being meshed with the sixth transmission gear is fixedly connected to the third shaft sleeve.

Furthermore, a first connecting plate is fixedly connected between the two stop blocks, a first roller is rotatably connected to the side wall of the lower box body, which is positioned on one side of the first connecting plate, a sliding groove matched with the first roller is formed in the first connecting plate, and the forming direction of the sliding groove is the same as the moving direction of the second output shaft.

Furthermore, a first connecting rod seat is fixedly connected to the heald lifting arm, a third connecting rod and a fourth connecting rod are respectively hinged to two sides of the first connecting rod seat in the rotating direction of the heald lifting arm, a first base connected with the front heald frame in a sliding mode is hinged to one end, far away from the first connecting rod seat, of the third connecting rod, and a second base fixedly connected with the rear heald frame is hinged to one end, far away from the first connecting rod seat, of the fourth connecting rod.

Furthermore, a fixing block is arranged on the first base, a first long circular hole which is arranged along the action direction of the left moving rod and the right moving rod is formed in the fixing block, and a first bolt fixedly connected with the front heald frame is connected to the first long circular hole in a sliding mode.

Furthermore, the frame is located a connecting plate II fixedly connected to two sides of the left and right directions of the front heald frame, a linear bearing I arranged along the left and right directions of the front heald frame is arranged on the connecting plate II, a connecting shaft is arranged on the linear bearing I, a left and right moving plate is fixed on the connecting shaft, a vertically arranged linear bearing II is fixedly connected to the left and right moving plate, a limiting sleeve is arranged at the end of the left and right directions of the front heald frame, a limiting rod connected with the linear bearing II is slidably connected in the limiting sleeve, and a left and right moving rod fixedly connected with the output shaft III is fixedly connected to.

Furthermore, the both ends of back heald frame left and right sides direction are equipped with the splint with the frame rigid coupling, rotate on the splint to be connected with and lean on the board that supports on back heald frame, are equipped with L type connecting piece on the splint, have seted up the hole of stepping down on the face that L type connecting piece is relative with supporting the board, supporting and being equipped with the installation pole of wearing out the hole of stepping down on the board, be equipped with on the installation pole and support the reply spring between L type connecting piece and supporting the board, splint and the rotation tie point between the board are located the board lower part that supports, and the reply spring supports the upper portion at supporting the.

The utility model has the advantages that:

1. the power box integrates a heald raising box and a left-right moving opening box in the prior art, so that the up-and-down movement of the front heald frame and the left-and-right movement of the front heald frame can be realized by single power input, the structure of the braiding machine is greatly simplified, the installation and design cost of a power system is reduced, the volume of the braiding machine is reduced, and the production and manufacturing cost is reduced;

2. the power box can realize multiple outputs through the conversion of the transmission rod and the movement of the gear, so that fishing nets in multiple forms can be conveniently woven, multiple functions of one machine can be realized, and the market competitiveness of the weaving machine is greatly improved;

3. the gear and the rod are used for transmission, so that the precision and the stability are high, and the adjustment and the change of the transmission ratio are convenient.

Drawings

FIG. 1 is a schematic structural diagram of a front heald frame in the embodiment, wherein an output shaft III is connected with a heald lifting arm through a transmission rod;

FIG. 2 is a schematic configuration diagram of an upper case in the embodiment;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a schematic sectional view A-A of FIG. 3;

FIG. 5 is a schematic view of the construction between the coving cam and the oscillating block in FIG. 2;

FIG. 6 is a schematic view of the construction of the lower case;

FIG. 7 is a schematic view of the B-B configuration of FIG. 6;

FIG. 8 is a schematic view showing a connection relationship between a lower box and a front heald frame in the embodiment;

FIG. 9 is a schematic diagram illustrating a connection relationship between the second connecting plate, the left and right moving plates, the first linear bearing, and the second linear bearing in the embodiment;

FIG. 10 is an enlarged view of portion A of FIG. 8;

FIG. 11 is a schematic view showing the connection between the third connecting rod, the fourth connecting rod, the front heald frame and the rear heald frame in the embodiment of FIG. 11;

FIG. 12 is a schematic view of the structure of the back frame in the embodiment;

FIG. 13 is an enlarged view of portion B of FIG. 12;

figure 14 is a schematic plan view of an overturning structure of the rear heald frame in an embodiment, in which the rear heald frame is in an upright position;

figure 15 is a schematic view of the rear heald frame of figure 14 in a state turned over by a certain angle;

FIG. 16 is a schematic view of the first link, the second link, the third link or the fourth link;

FIG. 17 is a schematic view of the construction of the transmission rod;

FIG. 18 is a schematic view of the first and second output gears of FIG. 2 after movement;

FIG. 19 is a schematic view of the driving gear of FIG. 2 after the driving gear moves three times;

FIG. 20 is a schematic view of the transmission gear eighth shown in FIG. 19 after being shifted;

description of the reference symbols

The device comprises a frame 1, a front heald frame 2, a rear heald frame 3, a drafting arm 4, a left and right moving rod 5, a transmission rod 6, an upper box 7, a lower box 8, a linkage rod 9, a bevel gear I10, an input shaft 11, a transmission shaft I12, a transmission shaft II 13, an output shaft I14, an output shaft II 15, an output shaft III 16, a transmission gear I17, a transmission gear II 18, a transmission gear III 19, a transmission gear IV 20, a transmission gear V21, a transmission gear VI 22, an output gear I23, an output gear II 24, a bevel gear II 25, a cam 26, a stop block 27, a weft sharing cam I28, a weft sharing cam II 29, a swinging block I30, a swinging block II 31, a transmission block I32, a transmission block II 33, a connection rod I34, a connection rod II 35, a connection rod III 36, a connection rod IV 37, a shaft sleeve I38, a fastening screw I39, a transmission gear III 40, a, the device comprises a third fastening screw 45, a first connecting plate 46, a first roller 47, a sliding groove 48, a first connecting rod seat 49, a first base 50, a second base 51, a fixed block 52, a first long circular hole 53, a first bolt 54, a second connecting plate 55, a first linear bearing 56, a second linear bearing 57, a connecting shaft 58, a left-right moving plate 59, a limiting sleeve 60, a limiting rod 61, a clamping plate 62, a resisting plate 63, an L-shaped connecting piece 64, a abdicating hole 65, an installation rod 66, a return spring 67, a second long circular hole 68, a connecting block 69, a first screw rod 70, a first nut 71, a rod body 72, a second screw rod 73, a second nut 74, a second roller 75, an input gear 76 and.

Detailed Description

The present invention will be described in further detail with reference to examples, in which the front, rear, left and right are shown by the coordinate axes in fig. 8.

This embodiment provides an improved generation rapier fishing net braider, as shown in fig. 1-6, including frame 1, driving system, headstock and transfer line 6, driving system can adopt servo motor, even has preceding heald frame 2, back heald frame 3 and is used for driving the arm 4 that rises of preceding, back

heald frame

2, 3 up-and-down motion on the frame 1, be equipped with on the frame 1 and be used for driving the preceding heald frame 2 and remove about the carriage release lever 5 that removes. The power box comprises an upper box body 7 and a lower box body 8, a linkage rod 9 penetrates through the upper box body 7 and the lower box body 8, and a bevel gear I10 is fixedly connected to the linkage rod 9; an input shaft 11, a first transmission shaft 12, a second transmission shaft 13 and a first output shaft 14 are arranged on the upper box body 7, a first transmission gear 17 and an input gear 76 connected with a power system are fixedly connected to the input shaft 11, a second transmission gear 18 meshed with the first transmission gear 17 is fixedly connected to the first transmission shaft 12, a third transmission gear 19 and a first output gear 23 meshed with the second transmission gear 18 are fixedly connected to the first output shaft 14, a fifth transmission gear 21 and a fourth transmission gear 20 meshed with the third transmission gear 19 are fixedly connected to the second transmission shaft 13, a sixth transmission gear 22 meshed with the fifth transmission gear 21 is rotatably connected to the upper box body 7, and a second bevel gear 25 meshed with the first bevel gear 10 is integrally formed on the sixth transmission gear 22; the lower box body 8 is provided with a rotating shaft fixedly connected with the linkage rod 9, the rotating shaft is fixedly connected with a cam 26, two sides of the cam 26 are provided with stop blocks 27 which are in sliding connection with the lower box body 8 and are matched with the cam 26, and the two stop blocks 27 are connected with a second output shaft 15 fixedly connected with the left moving rod 5 and the right moving rod 5.

As shown in fig. 5, in order to adjust the frequency of the back and forth rotation of the lifting arm 4, a first weft sharing cam 28 and a second weft sharing cam 29 are fixedly connected to the first transmission shaft 12, a first swing block 30 matched with the first weft sharing cam 28, a second swing block 31 matched with the second weft sharing cam 29 and a third output shaft 16 are rotatably connected to the upper box 7, a first transmission block 32 is fixedly connected to the first swing block 30, a second transmission block 33 opposite to the first transmission block 32 is fixedly connected to the second swing block 31, a first connecting rod 34 is hinged between the first transmission block 32 and the second transmission block 33, a second connecting rod 35 is hinged between the second transmission block 33 and the third output shaft 16, one end of the transmission rod 6 is hinged to the lifting arm 4, and the other end is fixedly connected to the first output shaft 14 or the third output shaft 16.

In order to adjust the rotating speed of the first output shaft 14, the rotating speed adjusting device comprises a first shaft sleeve 38 sleeved on the first output shaft 14, a first fastening screw 39 used for abutting against the first output shaft 14 is connected to the first shaft sleeve 38 in a threaded mode, the first output gear 23 is fixedly connected to the first shaft sleeve 38, a second output gear 24 is integrally formed on the first output gear 23, a seventh transmission gear 40 used for being meshed with the second output gear 24 is fixedly connected to the first transmission shaft 12, and the first output gear 23 and the second output gear 24 can translate on the first output shaft 14 by screwing the first fastening screw 39, so that the transmission ratio of the gears is changed, and the purpose of changing the rotating speed of the first output shaft 14 is achieved.

In order to open and close the front heald frame 2 to move left and right, the embodiment includes a second shaft sleeve 42 sleeved on the first output shaft 14, a second fastening screw 43 used for abutting against the first output shaft 14 is connected to the second shaft sleeve 42 in a threaded manner, and the third transmission gear 19 is fixedly connected to the second shaft sleeve 42. By screwing the tibia screw II, the transmission gear III 19 can be enabled to translate on the output shaft I14, so that whether the transmission gear III 19 is meshed with the transmission gear IV 20 or not can be adjusted, and the purpose of whether the lower box body 8 acts or not is achieved.

In order to further adjust the rotating speed of the transmission gear six 22, the rotating speed adjusting device comprises a third shaft sleeve 44 sleeved on the first transmission shaft 12, a third fastening screw 45 used for abutting against the first transmission shaft 12 is connected to the third shaft sleeve 44 in a threaded mode, and an eighth transmission gear 41 used for being meshed with the transmission gear six 22 is fixedly connected to the third shaft sleeve 44. When the third transmission gear 19 is not meshed with the fourth transmission gear 20, the third fastening screw 45 is screwed to enable the eighth transmission gear 41 to translate on the first transmission shaft 12, so that the eighth transmission gear 41 is meshed with the sixth transmission gear 22, and finally the cam 26 in the lower box body 8 obtains different rotating speeds.

The stop 27 is slidably connected to the lower box 8 as follows: as shown in fig. 7, a first connecting plate 46 is fixedly connected between the two stoppers 27, a first roller 47 is rotatably connected to a side wall of the lower box 8 on one side of the first connecting plate 46, a sliding slot 48 matched with the first roller 47 is formed in the first connecting plate 46, and the opening direction of the sliding slot 48 is the same as the moving direction of the second output shaft 15.

The connection between the front and rear heald frames 3 and the lifting arm 4 is as follows: as shown in fig. 8 and 11, a first connecting rod seat 49 is fixedly connected to the drafting arm 4, two oblong holes 68 are formed in two sides of the first connecting rod seat 49, a third connecting rod 36 and a fourth connecting rod 37 are respectively hinged in the oblong holes 68 on the two sides, one end of the third connecting rod 36, which is far away from the first connecting rod seat 49, is hinged to a first base 50 which is in sliding connection with the front heald frame 2, and one end of the fourth connecting rod 37, which is far away from the first connecting rod seat 49, is hinged to a second base 51 which is fixedly connected with the rear. The sliding connection of the first base 50 to the front heald frame 2 is as follows: a fixing block 52 is arranged on the first base 50, a first long round hole 53 arranged along the action direction of the left and right moving rods 5 is formed in the fixing block 52, and a first bolt 54 fixedly connected with the front heald frame 2 is connected to the first long round hole 53 in a sliding mode.

Because the front heald frame 2 needs to move left and right while moving up and down, as shown in fig. 9 and 10, the embodiment provides a connecting structure to meet the motion of the front heald frame 2, specifically as described below, the frame 1 is provided with two connecting plates 55 fixedly connected to both sides of the front heald frame 2 in the left-right direction, the two connecting plates 55 are provided with linear bearings 56 arranged along the left-right direction of the front heald frame 2, the two linear bearings are arranged along the front-back direction of the frame 1, the linear bearings 56 are provided with connecting shafts 58, left and right moving plates 59 are fixed on the connecting shafts 58, the left and right moving plates 59 are fixedly connected with vertically arranged linear bearings 57, the end of the front heald frame 2 in the left-right direction is provided with a limiting sleeve 60, the limiting rods 61 connected with the two linear bearings 57 are slidably connected in the limiting sleeve 60, one of the left and right moving plates 59, the left and right moving rods 5 on the other left and right moving plate 59 are connected with the rack 1 through linear bearings, and during movement, the left and right moving rods 5 drive the left and right moving plate 59 to move left and right, and the left and right moving plate 59 drives the connecting shaft 58 to move left and right in the linear bearings 56. The first linear bearing 56 is used for guaranteeing the linearity of the left-right movement of the front heald frame 2, and the second linear bearing 57, the limiting sleeve 60 and the limiting rod 61 are used for guaranteeing the linearity of the up-down movement of the front heald frame 2. In addition, the left and right moving plate 59 is provided with a limiting plate 77 at the upper side and the lower side of the first straight line support, the limiting plate 77 can move left and right relative to the second connecting plate 55, and vertical supporting force is provided for the front heald frame 2 through the limiting plate 77 and the second connecting plate 55.

The both ends of the left and right directions of the heald frame 3 are equipped with the splint 62 with frame 1 rigid coupling behind this embodiment, and splint 62 even has the board 63 that supports of leaning on the heald frame 3 that as shown in figure 12, through the setting of splint 62 and supporting board 63, provides spacing for the heald frame 3 that follows, guarantees that the heald frame 3 can linear motion from top to bottom. In order to facilitate subsequent adjustment of the silk threads or maintenance of the heald frames, as shown in fig. 13 and 14, the clamping plate 62 is rotatably connected with the abutting plate 63, the clamping plate 62 is provided with an L-shaped connecting piece 64, the face of the L-shaped connecting piece 64 opposite to the abutting plate 63 is provided with a abdicating hole 65, the abutting plate 63 is provided with an installation rod 66 penetrating out of the abdicating hole 65, the installation rod 66 is provided with a return spring 67 abutting between the L-shaped connecting piece 64 and the abutting plate 63, the rotating connection point between the clamping plate 62 and the abutting plate 63 is positioned at the lower part of the abutting plate 63, the return spring 67 abuts against the upper part of the abutting plate 63, when the frame 1 operates, the abutting plate 63 abuts against the rear heald frame 3, and when the silk threads are overhauled or adjusted, the.

The operation principle of this embodiment is as follows:

when the upper box body 7 is in a state shown in a figure 2, a power system drives an input gear 76 to operate, the input gear 76 drives a transmission shaft I12 to rotate through a transmission gear I17 and a transmission gear II, meanwhile, a transmission gear II 18 drives an output shaft I14 to rotate through an output gear I23, the rotation of the output shaft I14 drives a transmission gear III 19 to rotate, the transmission gear III 19 sequentially drives a bevel gear II 25 to rotate through a transmission gear IV 20, a transmission shaft II 13, a transmission gear V21 and a bevel gear III, the bevel gear II 25 drives a linkage rod 9 to rotate through a bevel gear I10, the linkage rod 9 transmits power to the lower box body 8 and then drives a cam 26 to rotate, the rotation of the cam 26 drives stop blocks 27 on two sides to move left and right, so that the output shaft II 15 is driven to move left and right; when the transmission rod 6 is positioned between the first output shaft 14 and the heald lifting arm 4, the first output shaft 14 drives the heald lifting arm 4 to rotate back and forth through the transmission rod 6, the back and forth rotation of the heald lifting arm 4 drives the first connecting rod seat 49 to swing back and forth, so that the front heald frame 2 is driven to move up and down through the third connecting rod 36, the rear heald frame 3 is driven to move up and down through the fourth connecting rod 37, and at the moment, the cross twisting weaving can be carried; the rotation of the first transmission shaft 12 drives the first weft sharing cam 28 and the second weft sharing cam 29 to synchronously rotate, the first swinging block 30, the second swinging block 31, the first transmission block 32, the second transmission block 33, the first connecting rod 34 and the second connecting rod 35 are matched (similar to the action of a cam transmission mechanism in 201911098547.9), the third output shaft 16 is driven to swing back and forth, when the transmission rod 6 is positioned between the third output shaft 16 and the heald lifting arm 4, the third output shaft 16 drives the front heald frame 3 and the rear heald frame 3 to move up and down, and at the moment, three-horizontal-one-twisting weaving can be carried out; when the transmission rod 6 is not used, only the front heald frame 2 moves left and right, and the flat twisting weaving can be carried out at the moment;

when the upper box body 7 is in the state shown in fig. 18, due to the movement of the first output gear 23 and the second output gear 24, the meshing of the second transmission gear 18 and the first output gear 23 is changed into the meshing of the seventh transmission gear 40 and the second output gear 24, the rotating speed of the first output shaft 14 is changed, and meanwhile, if the transmission rod 6 is positioned on the third output shaft 16 and the drafting arm 4, the cross-twisting weaving can be carried out;

when the upper box body 7 is in a state shown in fig. 19, the lower box body 8 can not obtain power because the transmission gear III 19 is not meshed with the transmission gear IV 20 any more, and single-twisted weaving can be performed at the moment;

when the upper box body 7 is in the state of fig. 20, the third transmission gear 19 is not meshed with the fourth transmission gear 20, and the eighth transmission gear 41 is meshed with the sixth transmission gear 22, so that the power of the transmission shaft can be transmitted to the lower box body 8, and then if the transmission rod 6 is positioned on the third output shaft 16 and the heald lifting arm 4, the cross-twisting weaving can be carried out.

In practical application, the input gear 76 can also be meshed with the transmission gear seven 40, and through designing a proper transmission ratio, weaving of various products can be achieved.

As shown in fig. 16, the first connecting rod 34, the second connecting rod 35, the third connecting rod 36 and the fourth connecting rod 37 mentioned in the present application all include a connecting block 69, two through holes are formed in the connecting block 69, a first screw rod 70 penetrates through the through holes, a first nut 71 is in threaded connection with both sides of the first screw rod 70, the length of the connecting rod can be adjusted at any time by rotating the first nut 71, and the movement amplitude of the corresponding component can also be adjusted by changing the length. As shown in fig. 17, the driving rod 6 in the present application includes a hollow rod body 72 with two open ends, the hollow inner walls of the two ends of the rod body 72 are provided with internal threads, the two ends of the rod body 72 are both connected with a second screw rod 73 in a threaded manner, the second screw rod 73 is connected with a second nut 74 in a threaded manner, and the length of the driving rod 6 can be extended or shortened by adjusting the second screw rod 73, so that the driving rod 6 can be conveniently mounted on the first output shaft 14 or the third output shaft.

As shown in fig. 5, the swing block i 30, the swing block ii 31 and the stopper 27 of the present embodiment are respectively provided with a roller ii 75, the weft-sharing cam i 28 is matched with the roller ii 75 on the swing block i 30, the weft-sharing cam ii 29 is matched with the roller ii 75 on the swing block ii 31, the cam 26 is matched with the roller ii 75 on the stopper 27 at both sides, and the arrangement of the roller ii 75 converts the contact between the weft-sharing cams i, ii 28 and iii 29 or the cam 26 and the corresponding matching parts into rolling friction, so that the friction force is reduced, and the smoothness of the motion of the power box is improved.

The above embodiments are only used for explaining the concept of the invention, and not for limiting the protection of the invention, and any insubstantial modifications of the invention using this concept shall fall within the scope of the invention.

Claims

1. The utility model provides an improved generation arrow shaft fishing net braider, includes frame and driving system, even has preceding heald frame, back heald frame in the frame and is used for driving the arm of rising of preceding, back heald frame up-and-down motion, be equipped with in the frame and be used for driving the preceding heald frame and remove about the carriage release lever that removes, its characterized in that: the power box comprises an upper box body and a lower box body, a linkage rod penetrates through the upper box body and the lower box body, and a first bevel gear is fixedly connected to the linkage rod;

2. The improved rapier fishing net weaving machine as claimed in claim 1, characterized in that: the device comprises a transmission shaft I, an upper box body, a transmission rod II, a transmission rod I, a transmission rod II, a shedding arm and a shedding arm, wherein the transmission shaft I is fixedly connected with a common weft cam I and a common weft cam II, the upper box body is rotatably connected with a swinging block I matched with the common weft cam I, a swinging block II matched with the common weft cam II and an output shaft III, the swinging block I is fixedly connected with the transmission block I, the swinging block II is fixedly connected with the transmission block II opposite to the transmission block I, the transmission block I and the transmission block II are hinged to each other through a connecting rod I, the transmission block II and the output shaft III are hinged to each other through a connecting rod II.

3. The improved rapier fishing net weaving machine as claimed in claim 1, characterized in that: the output gear I is fixedly connected to the first shaft sleeve, a second output gear is integrally formed on the first output gear, and a seventh transmission gear meshed with the second output gear is fixedly connected to the first transmission shaft.

4. The improved rapier fishing net weaving machine as claimed in claim 1, characterized in that: the transmission mechanism comprises a second shaft sleeve sleeved on the first output shaft, a second fastening screw used for abutting against the first output shaft is connected to the second shaft sleeve in a threaded mode, and a third transmission gear is fixedly connected to the second shaft sleeve.

5. The improved rapier fishing net weaving machine of claim 4, characterized in that: the transmission shaft I is sleeved with a shaft sleeve III, a fastening screw III used for abutting against the transmission shaft I is connected to the shaft sleeve III in a threaded mode, and a transmission gear eight used for being meshed with the transmission gear six is fixedly connected to the shaft sleeve III.

6. The improved rapier fishing net weaving machine as claimed in claim 1, characterized in that: a first connecting plate is fixedly connected between the two stop blocks, the side wall of the lower box body, which is positioned on one side of the first connecting plate, is rotatably connected with a first roller, a sliding groove matched with the first roller is formed in the first connecting plate, and the forming direction of the sliding groove is the same as the moving direction of a second output shaft.

7. The improved rapier fishing net weaving machine as claimed in claim 1, characterized in that: the heald lifting arm is fixedly connected with a first connecting rod seat, two sides of the first connecting rod seat, which are positioned in the rotating direction of the heald lifting arm, are respectively hinged with a third connecting rod and a fourth connecting rod, one end, far away from the first connecting rod seat, of the third connecting rod is hinged with a first base which is in sliding connection with the front heald frame, and one end, far away from the first connecting rod seat, of the fourth connecting rod is hinged with a second base which is fixedly connected with the.

8. The improved rapier fishing net weaving machine of claim 7, characterized in that: the first base is provided with a fixed block, the fixed block is provided with a first long circular hole arranged along the action direction of the left moving rod and the right moving rod, and the first long circular hole is connected with a first bolt fixedly connected with the front heald frame in a sliding mode.

9. The improved rapier fishing net weaving machine as claimed in claim 1, characterized in that: the frame is located the connecting plate two of the equal rigid coupling of both sides of preceding heald frame left and right sides direction, is equipped with the linear bearing one that sets up along preceding heald frame left and right sides direction on the connecting plate two, and the last connecting axle that is equipped with of linear bearing is fixed with about the movable plate on the connecting axle, and the rigid coupling has the linear bearing two of vertical setting on the movable plate about controlling, the tip of preceding heald frame left and right sides direction is equipped with the stop collar, and sliding connection has the gag lever post of being connected with linear bearing two in the stop collar, about one of them rigid coupling of movable plate have with.

10. The improved rapier fishing net weaving machine as claimed in claim 1, characterized in that: the two ends of the left and right directions of the rear heald frame are provided with clamping plates fixedly connected with the frame, the clamping plates are rotatably connected with supporting plates leaning on the rear heald frame, L-shaped connecting pieces are arranged on the clamping plates, the surfaces, opposite to the supporting plates, of the L-shaped connecting pieces are provided with abdicating holes, the supporting plates are provided with mounting rods penetrating out of the abdicating holes, return springs supporting between the L-shaped connecting pieces and the supporting plates are arranged on the mounting rods, the rotating connection points between the clamping plates and the supporting plates are located on the lower portions of the supporting plates, and the return springs support the upper portions.