CN210650891U

CN210650891U - Automatic rubber string conveying and shearing device

Info

Publication number: CN210650891U
Application number: CN201921204512.4U
Authority: CN
Inventors: 方云
Original assignee: Suzhou Optika Sewing Machine Co
Current assignee: Suzhou Optika Sewing Machine Co
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-06-02
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses an automatic rubber string conveying and shearing device, which comprises a frame, the machine frame is provided with a conveying component, a C-shaped first mounting rack, a conveying track, a pressing component, a shearing component and a mounting plate, the transmission track comprises two positioning rods which are parallel to each other, the positioning rods are L-shaped positioning rods, the positioning rod and the upper surface of the frame form a rubber band channel, the conveying assembly and the first mounting rack are both positioned at one side of the conveying track, the pressing assembly and the mounting plate are positioned at the other side of the conveying track, the shearing assembly is positioned at the side of the pressing assembly far away from the conveying track, the mounting panel passes through bolt and frame fixed connection, the shearing module is located the mounting panel, conveying assembly includes that first commentaries on classics roller and second change the roller, first mounting bracket passes through welding and frame fixed connection.

Description

Automatic rubber string conveying and shearing device

Technical Field

The utility model relates to a production rubber band circle field specifically is a be used for rubber band automatic conveying shearing mechanism.

Background

The elastic band is made of elastomer and is an extensible fabric which is used for fixing clothes, so that the clothes are tightly adhered to a body and cannot fall off. The production of the elastic ring is to cut the elastic band into a certain length and then sew the elastic band into a ring, which mainly comprises a plurality of steps of feeding, cutting, grabbing, sewing and the like, and a plurality of devices are required to be matched for use to complete the elastic ring. The shearing device for producing the elastic ring is used for shearing the elastic band into a section, so that the subsequent device can conveniently roll the elastic band into a ring, but in the existing shearing device, the shearing position of the elastic band is not flat, and the length of the sheared elastic band is too long or too short, so that the processing efficiency and the quality of the elastic ring are reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for rubber band automatic conveying shearing mechanism to solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

a shearing device for rubber band automatic transmission comprises a frame, a transmission assembly, a C-shaped first mounting frame, a transmission track, a pressing assembly, a shearing assembly and a mounting plate are arranged on the frame, the transmission track comprises two positioning rods which are parallel to each other, the positioning rods are L-shaped positioning rods, the positioning rods and the upper surface of the frame form a rubber band channel, the transmission assembly and the first mounting frame are both positioned on one side of the transmission track, the pressing assembly and the mounting plate are both positioned on the other side of the transmission track, the shearing assembly is positioned on the side, away from the transmission track, of the pressing assembly, the mounting plate is fixedly connected with the frame through bolts, the shearing assembly is positioned on the mounting plate, the transmission assembly comprises a first rotating roller and a second rotating roller, the first mounting frame is fixedly connected with the frame through welding, the first rotating roller and the second rotating roller are both rotatably connected with the first mounting frame, and the first rotating roller is positioned above, the pressing assembly comprises a third rotating roller and a fourth rotating roller, and the third rotating roller is positioned above the fourth rotating roller.

In the technical scheme, the elastic band enters the shearing device from a gap between the first rotating roller and the second rotating roller, then enters the elastic band channel to reach a position between the third rotating roller and the fourth rotating roller, and is sheared by the shearing assembly after coming out of the third rotating roller and the fourth rotating roller to form a section of elastic band, and then the elastic band is transmitted to the next process flow; the pressing assembly is used for pressing the elastic band to keep the elastic band flat, so that the phenomenon that the shearing position of the elastic band is not flat when the shearing assembly shears the elastic band is prevented, and the sheared elastic band is prevented from being too long or too short; the arrangement of the elastic band channel is used for limiting the position of the elastic band, and the elastic band is prevented from floating randomly due to the fact that the elastic band is subjected to external force, and the shearing of the elastic band is prevented from being influenced.

As preferred scheme, it includes telescopic cylinder to cut the subassembly, the first connecting block of V-arrangement, the second connecting block of rectangular shape, first shearing blade and second shearing blade, telescopic cylinder's stiff end is connected with the mounting panel through the round pin axle, the one end of first connecting block is rotated through the telescopic link of round pin axle with telescopic cylinder and is connected, the other end of first connecting block is rotated through the one end of round pin axle with the second connecting block and is connected, the other end of second connecting block is rotated through the one end of round pin axle with the second shearing blade and is connected, the middle-end of second shearing blade is rotated through round pin axle and mounting panel and is connected, first shearing blade passes through bolt and mounting panel fixed connection.

In above-mentioned technical scheme, when shearing subassembly cutting rubber band area, telescopic cylinder's telescopic link extension to drive first connecting block and rotate, first connecting block rotates and drives the second connecting block and rotate, and the second connecting block rotates and drives first shearing blade and rotate, thereby first shearing blade toward the direction motion that is close to second shearing blade, thereby cuts the rubber band area.

As preferred scheme, the orbital both ends of conveying all are provided with the fixed block, and the fixed block is kept away from orbital that side of conveying and is provided with the second mounting bracket of L shape, and the fixed block all passes through bolt and frame fixed connection, runs through between the fixed block have first transmission shaft, the middle-end fixed connection of the both ends of first transmission shaft and second mounting bracket, and the lower extreme and the third of second mounting bracket are changeed the roller and are rotated and be connected.

In the technical scheme, the second mounting frame can rotate relative to the fixed block, so that the height of the third rotating roller can be adjusted, the rubber ring rings with different thicknesses can pass through the third rotating roller and the fourth rotating roller, the rubber ring rings with different thicknesses can be sheared by the shearing device, and the application range of the shearing device is enlarged.

As the preferred scheme, the first shearing blade is positioned above the second shearing blade, when the elastic band is sheared, the second shearing blade is kept still, and the first shearing blade is sheared.

As preferred scheme, the top of first transmission shaft is provided with the second transmission shaft, the upper end fixed connection of both ends and the second mounting bracket of second transmission shaft, and the setting of second transmission shaft has increased the stability of third commentaries on classics roller.

As preferred scheme, the locating lever passes through bolt and frame fixed connection, through bolt fixed connection, is convenient for adjust the width of rubber band passageway for this shearing mechanism is applicable to the rubber band area of different width specifications.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model keeps the rubber band flat through the pressing component, prevents the uneven shearing part of the rubber band when the shearing component shears the rubber band, prevents the overlong or overlong length of the sheared rubber band, and prevents the influence on the production quality of the rubber band; the position of the elastic band is limited through the arrangement of the elastic band channel, and the elastic band is prevented from floating randomly due to the fact that the elastic band is subjected to external force, and the shearing of the elastic band is prevented from being influenced.

Drawings

FIG. 1 is a schematic structural view of an automatic rubber string conveying and shearing device of the present invention;

FIG. 2 is a partial schematic view of an automatic rubber string conveying and shearing device according to the present invention;

FIG. 3 is a schematic structural view of a shearing assembly of the automatic rubber string conveying and shearing device of the present invention;

fig. 4 is the utility model relates to a structural schematic diagram of a conveying assembly for rubber band automatic conveying shearing mechanism.

In the figure: the device comprises a conveying assembly, a conveying track 2, a rack 3, a pressing assembly 4, a shearing assembly 5, a positioning rod 6, a first rotating roller 7, a second rotating roller 8, a first mounting frame 9, a mounting plate 10, a telescopic cylinder 11, a first shearing blade 12, a second shearing blade 13, a second connecting block 14, a first connecting block 15, a second mounting frame 16, a second transmission shaft 17, a fixing block 18, a first transmission shaft 19, a third rotating roller 20 and a fourth rotating roller 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in the embodiment of the present invention, a shearing device for rubber band automatic transmission includes a frame 3, a transmission assembly 1, a C-shaped first mounting frame 9, a transmission rail 2, a pressing assembly 4, a shearing assembly 5, and a mounting plate 10 are disposed on the frame 3, the transmission rail 2 includes two positioning rods 6 parallel to each other, the positioning rods 6 are L-shaped positioning rods 6, the positioning rods 6 and the upper surface of the frame 3 form a rubber band channel, the transmission assembly 1 and the first mounting frame 9 are disposed on one side of the transmission rail 2, the pressing assembly 4 and the mounting plate 10 are disposed on the other side of the transmission rail 2, the shearing assembly 5 is disposed on the side of the pressing assembly 4 away from the transmission rail 2, the mounting plate 10 is fixedly connected to the frame 3 through bolts, the shearing assembly 5 is disposed on the mounting plate 10, the transmission assembly 1 includes a first rotating roller 7 and a second rotating roller 8, first mounting bracket 9 passes through welding and frame 3 fixed connection, and first commentaries on classics roller 7, second commentaries on classics roller 8 all rotate with first mounting bracket 9 to be connected, and first commentaries on classics roller 7 is located the second and changes the top of roller 8, and pressure tightly subassembly 4 includes third commentaries on classics roller 20, fourth commentaries on classics roller 2121, and third commentaries on classics roller 20 is located the top of fourth commentaries on classics roller 2121.

The elastic band enters the shearing device from a gap between the first rotating roller 7 and the second rotating roller 8, then enters the elastic band channel to reach a position between the third rotating roller 20 and the fourth rotating roller 2121, and is sheared by the shearing assembly 5 after coming out of the third rotating roller 20 and the fourth rotating roller 2121 to form a section of elastic band, and then the elastic band is transmitted to the next process flow; the pressing component 4 is used for pressing the elastic band to keep the elastic band flat, so that the situation that the shearing position of the elastic band is not flat when the shearing component 5 shears the elastic band is prevented, and the situation that the sheared elastic band is too long or too short is prevented; the arrangement of the elastic band channel is used for limiting the position of the elastic band, and the elastic band is prevented from floating randomly due to the fact that the elastic band is subjected to external force, and the shearing of the elastic band is prevented from being influenced.

Shearing assembly 5 includes telescopic cylinder 11, the first connecting block 15 of V-arrangement, the second connecting block 14 of rectangular shape, first shear blade 12 and second shear blade 13, telescopic cylinder 11's stiff end is connected with mounting panel 10 through the round pin axle, the telescopic link rotation that round pin axle and telescopic cylinder 11 were passed through to the one end of first connecting block 15 is connected, the other end of first connecting block 15 rotates with the one end of second connecting block 14 through the round pin axle to be connected, the other end of second connecting block 14 rotates with the one end of second shear blade 13 through the round pin axle to be connected, the middle-end that blade 13 was sheared to the second rotates with mounting panel 10 through the round pin axle to be connected, first shear blade 12 passes through bolt and mounting panel 10 fixed connection.

When cutting 5 cutting rubber band of subassembly, telescopic cylinder 11's telescopic link extension to drive first connecting block 15 and rotate, first connecting block 15 rotates and drives second connecting block 14 and rotate, and second connecting block 14 rotates and drives first shear blade 12 and rotate, thereby first shear blade 12 toward the direction motion that is close to second shear blade 13, thereby cuts the rubber band area.

Both ends of transfer track 2 all are provided with fixed block 18, and the side that transfer track 2 was kept away from to fixed block 18 is provided with the second mounting bracket 16 of L shape, and fixed block 18 all passes through bolt and 3 fixed connection of frame, has run through first transmission shaft 19 between the fixed block 18, and the middle-end fixed connection of the both ends of first transmission shaft 19 and second mounting bracket 16, the lower extreme and the third of second mounting bracket 16 change roller 20 and rotate and be connected.

Second mounting bracket 16 can take place to rotate relative to fixed block 18 to the height that third commentaries on classics roller 20 was located can be adjusted, makes the rubber ring homoenergetic of different thickness pass through between third commentaries on classics roller 20 and the fourth commentaries on classics roller 2121, thereby this shearing mechanism can cut the rubber ring of different thickness, has enlarged this shearing mechanism's application scope.

The first cutting blade 12 is located above the second cutting blade 13, when the elastic band is cut, the second cutting blade 13 is kept still, and the first cutting blade 12 cuts.

A second transmission shaft 17 is arranged above the first transmission shaft 19, two ends of the second transmission shaft 17 are fixedly connected with the upper end of the second mounting frame 16, and the stability of the third rotating roller 20 is improved due to the arrangement of the second transmission shaft 17.

The positioning rod 6 is fixedly connected with the rack 3 through a bolt, and the width of the rubber band channel is convenient to adjust through the bolt fixed connection, so that the shearing device is suitable for rubber band belts with different width specifications.

The utility model discloses a theory of operation is: the gap that the rubber band changeed between the roller 8 from first commentaries on classics roller 7 and second gets into this shearing mechanism, then get into the rubber band passageway and reach the third and change between roller 20 and the fourth commentaries on classics roller 2121, the rubber band area changes roller 20 and the fourth from the third and changes the back that comes out of roller 2121, telescopic cylinder 11's telescopic link extension, telescopic cylinder 11's telescopic link drives first connecting block 15 and rotates, first connecting block 15 rotates and drives second connecting block 14 and rotate, second connecting block 14 rotates and drives first shearing blade 12 and rotate, thereby first shearing blade 12 is toward the direction motion that is close to second shearing blade 13, thereby the small rubber band of one section one end is cuted to the rubber band section.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a be used for rubber band automatic conveying shearing mechanism which characterized in that: the shearing device comprises a rack (3), wherein a conveying assembly (1), a C-shaped first mounting rack (9), a conveying track (2), a pressing assembly (4), a shearing assembly (5) and a mounting plate (10) are arranged on the rack (3), the conveying track (2) comprises two mutually parallel positioning rods (6), each positioning rod (6) is an L-shaped positioning rod (6), each positioning rod (6) and the upper surface of the rack (3) form a rubber band channel, the conveying assembly (1) and the first mounting rack (9) are both positioned on one side of the conveying track (2), the pressing assembly (4) and the mounting plate (10) are both positioned on the other side of the conveying track (2), the shearing assembly (5) is positioned on the side of the pressing assembly (4) far away from the conveying track (2), and the mounting plate (10) is fixedly connected with the rack (3) through bolts, cut subassembly (5) and be located mounting panel (10), conveying subassembly (1) includes that first commentaries on classics roller (7) and second change roller (8), first mounting bracket (9) are through welding and frame (3) fixed connection, first commentaries on classics roller (7), second change roller (8) and all rotate with first mounting bracket (9) and be connected, first commentaries on classics roller (7) are located the second and change the top of roller (8), compress tightly subassembly (4) and include that third changes roller (20), fourth change roller (21), third changes roller (20) and is located the fourth top of changeing roller (21).

2. The automatic conveying and shearing device for the rubber strings as claimed in claim 1, wherein: cut subassembly (5) including telescopic cylinder (11), the first connecting block (15) of V-arrangement, the second connecting block (14) of rectangular shape, first shear blade (12) and second shear blade (13), the stiff end of telescopic cylinder (11) is connected with mounting panel (10) through the round pin axle, the one end of first connecting block (15) is passed through the round pin axle and is connected with the telescopic link rotation of telescopic cylinder (11), the other end of first connecting block (15) is connected through the round pin axle and the one end rotation of second connecting block (14), the other end of second connecting block (14) is connected through the round pin axle and the one end rotation of second shear blade (13), the middle-end of second shear blade (13) is connected through round pin axle and mounting panel (10) rotation, first shear blade (12) are through bolt and mounting panel (10) fixed connection.

3. The automatic conveying and shearing device for the rubber strings as claimed in claim 1, wherein: the both ends of transfer track (2) all are provided with fixed block (18), the side that transfer track (2) was kept away from in fixed block (18) is provided with second mounting bracket (16) of L shape, fixed block (18) all are through bolt and frame (3) fixed connection, it has first transmission shaft (19) to run through between fixed block (18), the middle-end fixed connection of the both ends of first transmission shaft (19) and second mounting bracket (16), the lower extreme and the third of second mounting bracket (16) are changeed roller (20) and are rotated and be connected.

4. The automatic conveying and shearing device for the rubber strings as claimed in claim 2, wherein: the first cutting blade (12) is located above the second cutting blade (13).

5. The automatic conveying and shearing device for the rubber strings as claimed in claim 3, wherein: a second transmission shaft (17) is arranged above the first transmission shaft (19), and two ends of the second transmission shaft (17) are fixedly connected with the upper end of the second mounting frame (16).

6. The automatic conveying and shearing device for the rubber strings as claimed in claim 1, wherein: the positioning rod (6) is fixedly connected with the rack (3) through a bolt.