CN215328602U

CN215328602U - Heald frame pushing device for drawing-in machine

Info

Publication number: CN215328602U
Application number: CN202121473321.5U
Authority: CN
Inventors: 庄伟�
Original assignee: Yongxusheng Machinery Technology (changzhou) Co ltd
Current assignee: Yongxusheng Machinery Technology (changzhou) Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-28
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a heald frame pushing device for a drawing-in machine, which comprises a tail fixing frame and a supporting mechanism arranged on the fixing frame, wherein the fixing frame comprises a bracket and a fixing mechanism arranged on the bracket, the bracket comprises a top connecting frame, a bottom connecting frame and two side frames which are symmetrically arranged, pulleys and guide roller groups are arranged on the side frames, the pulleys are arranged on the side parts of the side frames, and the guide roller groups are fixed at the bottoms of the side frames. The utility model is provided with a fine adjustment supporting mechanism, after the tail fixing frame drives the supporting mechanism to abut against the heald frame, the eccentric rod is rotated, so that the cylindrical fine adjustment blocks at the two ends of the eccentric rod are rotated to increase the stroke of the fine adjustment blocks, the ejector rod drives the supporting frame to abut against the heald frame under the action of friction force, and the gap between the heald frame and the supporting frame is eliminated, so that the heald frame can be protected.

Description

Heald frame pushing device for drawing-in machine

Technical Field

The utility model relates to the technical field of textile equipment, in particular to a heald frame pushing device for a drawing-in machine.

Background

The heald frame is an important part in the loom and is a frame with heald penetrating rods and driving parts connected via upper and lower transverse beams and left and right side rails. After the heald frame is provided with the heald, the warps penetrating the heald frame are integrated, the heald frame moves up and down according to the program of the shedding device along with the movement of the heald lifting mechanism of the weaving machine, the warps are opened in a layered mode, weft yarns are shuttled in the warps and are interwoven into fabrics with different patterns, in the shedding mechanism, the stress in the moving direction of the heald frame reaches 300KG, the mass of the heald frame is about 10KG, and the direction of the bearing force of a guide rail of the heald frame is perpendicular to the moving direction and mainly bears the shaking of the heald frame. The maximum wobbling of the heald frame occurs at the lowest and highest positions of the heald frame, and the heald frame vibrates violently after the end of the lift or lowering.

In the prior art, a pushing mechanism is arranged at the tail of a heald frame to prevent the heald frame from sliding backwards, in order to enable the pushing mechanism to be fixed firmly, the tail of the heald frame is often fixed through a plurality of screws, the screw fixation has the problem of low disassembly efficiency, meanwhile, the existing pushing mechanism cannot be subjected to transverse fine adjustment, certain clearance can exist between the heald frame and the pushing mechanism, and the heald frame can impact the pushing mechanism during vibration.

Therefore, there is a need for a heald frame pushing device for a drawing-in machine to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heald frame pushing device for a drawing-in machine, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a heald frame pushing device for a drawing-in machine comprises a tail fixing frame and a supporting mechanism arranged on the fixing frame, the fixed frame comprises a bracket and a fixed mechanism arranged on the bracket, the bracket comprises a top connecting frame, a bottom connecting frame and two side frames which are symmetrically arranged, the side frames are provided with pulleys and guide roller groups, the pulleys are arranged on the side parts of the side frames, the guide roller groups are fixed at the bottoms of the side frames, the side part of the side frame is also fixed with a supporting piece, the outer shell of the pulley is hinged with the side frame, the outer shell of the pulley is hinged with a balance block through a pin shaft, a telescopic sleeve is fixed at the top end of the balance block, internal threads are arranged inside the top end of the telescopic sleeve, an adjusting stud is arranged on the supporting piece in a penetrating way and is in threaded connection with the telescopic sleeve, the surface of the telescopic sleeve is sleeved with a spring, and the spring is arranged between the support piece and the balance block;

the supporting mechanism comprises two L-shaped connecting frames which are symmetrically arranged, the L-shaped connecting frames are fixedly connected with the top connecting frame, fine-adjustment supporting mechanisms are arranged between the L-shaped connecting frames, each fine-adjustment supporting mechanism comprises a transverse rod, supporting frames, an ejector rod and an eccentric rod, the transverse rods are fixed between the L-shaped connecting frames on the two sides, the ejector rods are fixed on the supporting frames, the ejector rods penetrate through the transverse rod, the eccentric rods comprise intermediate rods and fine adjustment blocks which are symmetrically and eccentrically fixed at the two ends of the intermediate rods, the fine adjustment blocks are cylinders, connecting blocks are fixed on the side portions of the transverse rods, the fine adjustment blocks are eccentrically and rotatably connected to the connecting blocks, and the fine adjustment blocks are arranged beside the end portions of the ejector rods.

Preferably, the fixing mechanism comprises a pressing block, an adjusting rod and a rotary table, the pressing block is arranged at the bottom end of the bottom connecting frame, the adjusting rod penetrates through the top connecting frame and the bottom connecting frame and is in threaded connection with the bottom connecting frame, a bearing is fixed in the middle of the pressing block, the bottom end of the adjusting rod is fixed on the bearing, the rotary table is fixed at the top end of the adjusting rod, and the length of the pressing block is larger than the width of the sliding rail of the drawing-in machine.

Preferably, the number of the fine adjustment supporting mechanisms is two.

Preferably, a rubber pad is fixed on the surface of the supporting frame.

Preferably, the end part of the ejector rod is provided with a stop collar.

Preferably, the guide roller group rolls along the lower surface of a slide rail of the drawing-in machine, and the pulley rolls along the upper surface of the slide rail of the drawing-in machine.

The utility model has the technical effects and advantages that:

1. the tail fixing frame is simple in structure and convenient to use, and the fixing mechanism is arranged, so that after the tail fixing frame moves to a proper position, only the turntable needs to be rotated, the turntable drives the adjusting rod to move upwards, the adjusting rod drives the upper surface of the pressing block to tightly abut against the lower surface of the sliding rail, the fixing frame can be locked and fixed, otherwise, the unlocking is simple and convenient, and the working efficiency is greatly improved;

2. according to the utility model, the fine adjustment supporting mechanism is arranged, after the tail fixing frame drives the supporting mechanism to abut against the heald frame, the eccentric rod is rotated, so that the cylindrical fine adjustment blocks at two ends of the eccentric rod are rotated to increase the stroke of the fine adjustment blocks, the ejector rod drives the supporting frame to abut against the heald frame under the action of friction force, and the gap between the heald frame and the supporting frame is eliminated, so that the heald frame can be protected.

Drawings

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

Fig. 2 is a schematic view of the overall structure of the present invention from different viewing angles.

Fig. 3 is a front view of the present invention.

In the figure: the device comprises a top connecting frame 1, a bottom connecting frame 2, a side frame 3, a pulley 4, a guide roller group 5, a support piece 6, a spring 7, an 8L-shaped connecting frame 9, a cross rod 10, a holding frame 10, an ejector rod 11, an eccentric rod 12, a connecting block 13, a pressing block 14, an adjusting rod 15 and a turntable 16.

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.

The utility model provides a heald frame pushing device for a drawing-in machine as shown in figures 1-3, which comprises a tail fixing frame and a supporting mechanism arranged on the fixing frame, wherein the fixing frame comprises a bracket and a fixing mechanism arranged on the bracket, the bracket comprises a top connecting frame 1, a bottom connecting frame 2 and two side frames 3 which are symmetrically arranged, pulleys 4 and guide roller groups 5 are arranged on the side frames 3, the pulleys 4 are arranged on the side parts of the side frames 3, the guide roller groups 5 are fixed at the bottoms of the side frames 3, supporting pieces 6 are also fixed on the side parts of the side frames 3, the shells of the pulleys 4 are hinged with the side frames 3, balance blocks are hinged on the shells of the pulleys 4 through pins, telescopic sleeves are fixed at the top ends of the balance blocks, internal threads are arranged in the top ends of the telescopic sleeves, adjusting studs are arranged on the supporting pieces 6 in a penetrating way and are connected with the telescopic sleeves through the threads, the spring 7 is sleeved on the surface of the telescopic sleeve, the spring 7 is arranged between the supporting piece 6 and the balance block and is hinged to the fixing frame through the pulley 4, when the heald frame shakes and is transmitted to the fixing frame, the fixing frame also shakes, but because the fixing frame is locked by the fixing mechanism, only the frame body part close to one side of the heald frame can obviously vibrate up and down, the arrangement of the spring 7 can buffer the force generated by the vibration of the fixing frame, so that the fixing frame can be quickly stabilized, and meanwhile, the fixing frame can be prevented from loosening;

the supporting mechanism comprises two L-shaped connecting frames 8 which are symmetrically arranged, the L-shaped connecting frames 8 are fixedly connected with a top connecting frame 1 and can be adjusted front and back, fine-adjustment supporting mechanisms are arranged between the L-shaped connecting frames 8 and comprise cross rods 9, supporting frames 10, ejector rods 11 and eccentric rods 12, the cross rods 9 are fixed between the L-shaped connecting frames 8 on the two sides, the ejector rods 11 are fixed on the supporting frames 10, the ejector rods 11 penetrate through the cross rods 9 to be arranged, the eccentric rods 12 comprise middle rods and fine adjustment blocks which are symmetrically and eccentrically fixed at the two ends of the middle rods, the fine adjustment blocks are cylinders, the side portions of the cross rods 9 are fixedly provided with linking blocks 13, the fine adjustment blocks are eccentrically and rotatably connected to the linking blocks 13, and the fine adjustment blocks are arranged beside the end portions of the ejector rods 11.

Further, in the above technical solution, the fixing mechanism includes a pressing block 14, an adjusting rod 15 and a turntable 16, the pressing block 14 is disposed at the bottom end of the bottom connecting frame 2, the adjusting rod 15 penetrates through the top connecting frame 1 and the bottom connecting frame 2 and is in threaded connection with the bottom connecting frame 2, a bearing is fixed in the middle of the pressing block 14, the bottom end of the adjusting rod 15 is fixed on the bearing, the turntable 16 is fixed at the top end of the adjusting rod 15, and the length of the pressing block 14 is greater than the width of the sliding rail of the drawing-in machine;

further, in the above technical solution, the number of the fine adjustment support mechanisms is set to two;

further, in the above technical solution, a rubber pad is fixed on the surface of the support frame 10;

further, in the above technical solution, the end of the ejector rod 11 is provided with a stop collar;

further, in the above technical solution, the guide roller set 5 rolls along the lower surface of the slide rail of the drawing-in machine, and the pulley 4 rolls along the upper surface of the slide rail of the drawing-in machine.

This practical theory of operation:

referring to the attached drawing 1 of the specification, by arranging the fixing mechanism, after the tail fixing frame moves to a proper position, only the rotating disc 16 needs to be rotated, the rotating disc 16 drives the adjusting rod 15 to move upwards, and the adjusting rod 15 drives the upper surface of the pressing block 14 to tightly abut against the lower surface of the sliding rail, so that the fixing frame can be locked and fixed, otherwise, the unlocking is simple and convenient, and the working efficiency is greatly improved;

referring to the attached drawing 2 of the specification, after the tail fixing frame drives the supporting mechanism to abut against the heald frame, the eccentric rod 12 is rotated to enable the cylindrical fine adjustment blocks at the two ends of the eccentric rod 12 to rotate so as to increase the stroke of the fine adjustment blocks, and under the action of friction, the ejector rod 11 drives the supporting frame 10 to abut against the heald frame tightly, so that the gap between the heald frame and the supporting frame 10 is eliminated.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a drawing-in machine heald frame supports and pushes away device which characterized in that: including afterbody mount and install the supporting mechanism on the mount, the mount includes the support and installs the fixed establishment on the support, the support includes top link (1), bottom link (2) and side bearer (3) that two symmetries set up, install pulley (4) and direction roller train (5) on side bearer (3), the lateral part at side bearer (3) is installed in pulley (4), the bottom at side bearer (3) is fixed in direction roller train (5), the lateral part of side bearer (3) still is fixed with support piece (6), the shell and the side bearer (3) of pulley (4) are articulated, it has the balancing piece to sell the shaft hinged on the shell of pulley (4), the balancing piece top is fixed with telescopic tube, telescopic tube's top is inside to have the internal thread, it is provided with the regulation double-screw bolt to run through on support piece (6), the adjusting stud is in threaded connection with the telescopic sleeve, a spring (7) is sleeved on the surface of the telescopic sleeve, and the spring (7) is arranged between the supporting piece (6) and the balance block;

the supporting mechanism comprises two L-shaped connecting frames (8) which are symmetrically arranged, the L-shaped connecting frames (8) are fixedly connected with the top connecting frame (1), a fine-adjustment supporting mechanism is arranged between the L-shaped connecting frames (8) at the two sides, the fine-adjustment supporting mechanism comprises a cross rod (9), a supporting frame (10), a top rod (11) and an eccentric rod (12), the cross bar (9) is fixed between the L-shaped connecting frames (8) at the two sides, the ejector rod (11) is fixed on the supporting frame (10), the top rod (11) is arranged by penetrating the cross rod (9), the eccentric rod (12) comprises a middle rod and fine adjusting blocks which are symmetrically and eccentrically fixed at the two ends of the middle rod, the fine adjustment block is a cylinder, the lateral part of the cross rod (9) is fixed with a connection block (13), the fine tuning block is eccentrically and rotatably connected to the joining block (13), and is arranged beside the end part of the ejector rod (11).

2. The heald frame pushing device for a drawing-in machine according to claim 1, characterized in that: the fixing mechanism comprises a pressing block (14), an adjusting rod (15) and a rotary table (16), the pressing block (14) is arranged at the bottom end of the bottom connecting frame (2), the adjusting rod (15) penetrates through the top connecting frame (1) and the bottom connecting frame (2), the bottom connecting frame (2) is in threaded connection with the bottom connecting frame (2), a bearing is fixed in the middle of the pressing block (14), the bottom end of the adjusting rod (15) is fixed on the bearing, the rotary table (16) is fixed on the top end of the adjusting rod (15), and the length of the pressing block (14) is larger than the width of a slide rail of a drawing-in machine.

3. The heald frame pushing device for a drawing-in machine according to claim 1, characterized in that: the number of the fine adjustment supporting mechanisms is two.

4. The heald frame pushing device for a drawing-in machine according to claim 1, characterized in that: the surface of the supporting frame (10) is fixed with a rubber pad.

5. The heald frame pushing device for a drawing-in machine according to claim 1, characterized in that: the end part of the ejector rod (11) is provided with a limiting sleeve.

6. The heald frame pushing device for a drawing-in machine according to claim 1, characterized in that: the guide roller group (5) rolls along the lower surface of a slide rail of the drawing-in machine, and the pulley (4) rolls along the upper surface of the slide rail of the drawing-in machine.