CN220407353U - Linear cutting clamp for thin-wall part - Google Patents

Abstract

The utility model discloses a linear cutting clamp for a thin-wall part, which comprises a base, wherein the top surface of the base is horizontally arranged, one side of the top surface of the base is vertically fixed with a fixed side seat along the longitudinal direction, the end surface of the other side of the top surface of the base is transversely provided with a linear cutting through groove, and the linear cutting through groove is a through groove in the vertical direction. The beneficial effects are that: according to the utility model, the distance between the movable plate and the fixed plate at the same side position can be driven by forward and backward rotation of the stud, and the movable plate and the fixed plate at the same side position can be quickly locked by tightening the locking nut, so that the distance between the buffer inner supporting blocks arranged outside the movable plate and the fixed plate at the same side position can be adjusted, and then the buffer inner supporting blocks at the same side can be supported on the inner periphery surface to be supported of the thin-wall cylindrical part in a manner that the two buffer inner supporting blocks are far away from each other, so that the end part of the thin-wall cylindrical part is internally supported and fixed, and the internal supporting and fixing manner of the thin-wall cylindrical part is simple and easy to operate.

Description

Linear cutting clamp for thin-wall part

Technical Field

The utility model relates to the field of linear cutting auxiliary assemblies of thin-wall parts, in particular to a linear cutting clamp of a thin-wall part.

Background

In the practical production, the commonly used internal support clamping method mainly comprises an inner tube integral rigid support, a filling type internal support and the like, the mode commonly used at present is the inner tube integral rigid support, and in the specific use, the outer surface (i.e. a supporting surface) of the inner tube and the inner surface (i.e. a surface to be supported) of the part need to be designed consistently, so that the clamp for the inner tube integral rigid support has poor use universality and is inconvenient to carry out reliable clamping on the thin-wall cylindrical parts with different specifications and needing linear cutting processing.

Disclosure of Invention

The utility model aims to solve the problems, and provides a linear cutting clamp for a thin-walled part, wherein the distance between a movable plate and a fixed plate at the same side position can be driven by a stud in a forward and reverse rotation mode, and the distance can be quickly locked by tightening a locking nut, so that the distance between a buffer inner supporting block arranged outside the movable plate and the fixed plate at the same side position can be adjusted, and then the buffer inner supporting block at the same side can be supported on the inner periphery to-be-supported surface of the thin-walled cylinder part in a manner that the two buffer inner supporting blocks are away from each other, so that the end part of the thin-walled cylinder part is supported and fixed in an inner supporting mode, which is described in detail below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a linear cutting clamp for a thin-wall part, which comprises a base, wherein the top surface of the base is horizontally arranged, one side of the top surface of the base is vertically fixed with a fixed side seat along the longitudinal direction, the end surface of the other side of the top surface of the base is transversely provided with a linear cutting through groove, and the linear cutting through groove is a through groove in the vertical direction;

a driving component capable of transversely reciprocating and adjusting is arranged between the front and rear positions of the outer end of the wire cutting through groove, the top surface of the driving component is provided with a movable side seat vertically arranged along the longitudinal direction, and the movable side seat is transversely compared with the fixed side seat;

the fixed side seat with the terminal surface that the movable side seat is relative each other is fixed with the fixed plate in the front portion position along horizontal vertical, the fixed side seat with the terminal surface that the movable side seat is relative each other is all installed adjusting part in the rear portion position, just adjusting part is close to the tip of fixed plate is all fixed with the fly leaf along horizontal vertical, homonymy position the fixed plate with the inner support subassembly is all installed to the fly leaf outside position.

Preferably, the driving assembly comprises a cylinder seat and a cylinder body, the cylinder seat is vertically fixed at the position of the outer side edge of the linear cutting passing groove away from the fixed side seat, the cylinder seat is horizontally fixed at the side part far away from the fixed side seat, a push rod of the cylinder body horizontally arranged and penetrates through the cylinder seat in a sliding fit manner, a driving seat is vertically fixed at the outer end of the push rod in the longitudinal direction, and the top surface of the driving seat is vertically fixed with the movable side seat in the longitudinal direction.

Preferably, the driving seat is a rectangular seat, and the driving seat and the wire cutting through groove are transversely matched in a sliding mode.

Preferably, the inner support assembly comprises a buffer inner support block and a baffle, the movable plates and the fixed plates at two side positions are vertically fixed with the buffer inner support block along the longitudinal direction at the side positions close to each other, the buffer inner support block is located at the same side of the end surfaces of the movable plates and the fixed plates opposite to each other, the buffer inner support blocks at the same side are symmetrically distributed, the baffle is vertically fixed with the buffer inner support block along the longitudinal direction at the end surfaces opposite to each other, and the longitudinal dimension of the baffle is larger than that of the buffer inner support block.

Preferably, the buffer inner support blocks are isosceles trapezoid rubber blocks, and the upper bottoms of the buffer inner support blocks are outwards and are close to each other at two sides.

Preferably, the baffles are rectangular long strips and have a longitudinal dimension at least twice that of the buffer inner support blocks.

Preferably, the adjusting component comprises a mounting plate and a bearing seat, wherein the mounting plate is vertically fixed at the rear part of the inner side end surface of the movable side seat or the fixed side seat in the transverse direction, the mounting plate is longitudinally inserted with studs in a threaded engagement mode, the bearing seat is mounted at the front ends of the studs at two side positions, the front ends of the studs are coaxially fixed with corresponding bearing inner rings arranged in the bearing seat, the bearing seats are respectively fixed at the front middle parts of the corresponding movable plates, and locking nuts are coaxially engaged with the parts of the studs extending out of the back surfaces of the corresponding mounting plate.

Preferably, the studs extend out to correspond to the rear ends of the mounting plates, and rocker arms which are convenient to hold are arranged at the rear ends of the mounting plates.

Preferably, the mounting plate is provided with guide holes along the longitudinal direction at positions corresponding to the studs and the movable side seats or the fixed side seats, the guide holes are coaxially and slidably matched with guide rods, and the front ends of the guide rods are fixedly connected with the corresponding movable plates.

Preferably, the fixed plate and the movable plate are rectangular plates, and the edges of the movable plates at two side positions, which are far away from each other, are close to the corresponding movable side seat or fixed side seat but do not contact with each other.

When the linear cutting clamp for the thin-walled part is used for clamping the thin-walled cylinder part requiring linear cutting, the lock nuts at two side positions are screwed to be close to the corresponding rocker arms, the corresponding movable plate is driven to be close to the fixed plate in a clockwise positive rotation mode by holding the rocker arms, the buffer inner supporting blocks of the movable plate and the fixed plate are immediately close to each other, the cylinder body is enabled to be ventilated and work in a mode of being connected with an external air supply pipeline after the cylinder body drives the movable side seat to be far away from the fixed side seat through the push rod, the distance between the buffer inner supporting blocks at two side positions is enlarged until the thin-walled cylinder part requiring linear cutting can be transversely put down to be stopped, then the thin-walled cylinder part is transversely arranged between the fixed side seat and the movable side seat, the side end face of one end is enabled to abut against the baffle plate at the fixed side seat, the inner ring is enabled to be located between the buffer inner supporting blocks at the fixed side seat, the cylinder body is enabled to be in a counter-clockwise rotation mode, the movable side face of the movable side seat is enabled to be driven to be close to the movable side seat, the corresponding to the inner side face of the movable side seat is enabled to abut against the baffle inner side face of the movable side seat until the corresponding piston rod is far away from the movable side seat, the piston rod is far from the corresponding inner side seat, the piston is far from the movable side seat, and the piston is far from the piston is located between the movable side seat, and the piston is driven to be far away from the corresponding inner baffle plate, and the piston seat is reversely, and the piston is located between the movable side seat is respectively, finally, keeping the stud from rotating and uniformly pressing the corresponding lock nut on the surface of the mounting plate, thereby locking the stud from rotating freely through the friction force between the lock nut and the mounting plate, then locking the state that the buffer inner supporting block is tightly supported on the inner periphery surface to be supported of the thin-wall cylinder part, thus driving the movable plate and the fixed plate at the same side position to adjust the distance in a positive and negative rotation way through the stud and quickly locking the movable plate and the fixed plate in a tightening way through the lock nut, adjusting the distance between the movable plate at the same side position and the buffer inner supporting block arranged outside the fixed plate, then being tightly supported on the inner periphery surface to be supported of the thin-wall cylinder part in a way that the two buffer inner supporting blocks at the same side are far away from each other, the inner support fixing mode of the thin-wall cylindrical part is simple and easy to operate, meanwhile, as the distance between the two buffering inner support blocks on the same side is adjustable and the two buffering inner support blocks are isosceles trapezoid rubber blocks with the upper bottoms outwards, the thin-wall cylindrical part with different pipe diameters can be reliably fixed by adjusting the distance between the two buffering inner support blocks on the same side and pressing the inner periphery of the thin-wall cylindrical part on the surface to be supported by the elastic deformation of the periphery of the buffering inner support blocks, the using universal range of the device is promoted, the movable side seat is driven by the driving component to transversely move close to the fixed side seat, the thin-wall cylindrical part can be clamped between the baffle plates on two sides, so that the thin-wall cylindrical part can be clamped and restrained in the axial direction, and then the thin-wall cylindrical part can be clamped and fixed, meanwhile, as the distance between the movable side seat and the fixed side seat is adjustable, the clamping device can be adapted to clamping and fixing thin-wall cylinder parts with different axial lengths, and the application universal range of the device is further improved.

The beneficial effects are that: 1. according to the utility model, the distance between the movable plate and the fixed plate at the same side position can be driven by forward and backward rotation of the stud, and the movable plate and the fixed plate at the same side position can be quickly locked by tightening the locking nut, so that the distance between the movable plate and the buffer inner support blocks arranged outside the fixed plate at the same side position can be adjusted, and then the buffer inner support blocks at the same side can be supported on the inner periphery to-be-supported surface of the thin-wall cylindrical part in a manner that the two buffer inner support blocks are far away from each other, so that the end part of the thin-wall cylindrical part is internally supported and fixed, and the internal support fixing manner of the thin-wall cylindrical part is simple and easy to operate;

2. the distance between the two buffering inner supporting blocks on the same side is adjustable, and the two buffering inner supporting blocks are isosceles trapezoid rubber blocks with the bottoms facing outwards, so that the distance between the two buffering inner supporting blocks on the same side is adjusted, and the two buffering inner supporting blocks are elastically deformed and pressed on the inner periphery to-be-supported surface of the thin-wall cylindrical part in a mode that the thin-wall cylindrical part with different pipe diameter specifications can be reliably supported and fixed, and the using universal range of the device is improved;

3. the mode that the movable side seat is driven to transversely move by the driving assembly and is close to the fixed side seat can clamp the thin-wall cylindrical part between the baffles at two side positions, so that the thin-wall cylindrical part can be clamped and restrained in the axial direction, the thin-wall cylindrical part is clamped and fixed, meanwhile, the distance between the movable side seat and the fixed side seat is adjustable, the thin-wall cylindrical part with different axial lengths can be clamped and fixed in a adapting mode, and the universal use range of the device is further improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic illustration of the overall axis of the present utility model;

FIG. 2 is a second overall isometric view of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2A in accordance with the present utility model;

FIG. 4 is a schematic cross-sectional view of FIG. 1 in accordance with the present utility model;

FIG. 5 is an enlarged view of a portion of the utility model at B of FIG. 4;

FIG. 6 is a second schematic cross-sectional view of FIG. 1 in accordance with the present utility model;

FIG. 7 is a front exterior view of FIG. 1 of the present utility model;

FIG. 8 is a rear exterior view of FIG. 1 of the present utility model;

FIG. 9 is a right side exterior view of FIG. 1 of the present utility model;

fig. 10 is a top exterior view of fig. 1 of the present utility model.

The reference numerals are explained as follows:

1. fixing the side seat; 2. a base; 201. cutting the wire through the groove; 3. a drive assembly; 301. a driving seat; 302. a cylinder base; 303. a cylinder body; 304. a push rod; 4. a movable side seat; 5. an adjustment assembly; 501. a guide rod; 502. a guide hole; 503. a rocker arm; 504. a stud; 505. a mounting plate; 506. a bearing seat; 507. a lock nut; 6. an inner support assembly; 601. buffering the inner support block; 602. a baffle; 7. a fixing plate; 8. a movable plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

Referring to fig. 1-10, the utility model provides a linear cutting fixture for thin-walled parts, which comprises a base 2, wherein the top surface of the base 2 is horizontally arranged, one side of the top surface of the base 2 is vertically fixed with a fixed side seat 1 along the longitudinal direction, the end surface of the other side of the top surface of the base 2 is transversely provided with a linear cutting through groove 201, and the linear cutting through groove 201 is a through groove in the vertical direction. The driving assembly 3 capable of being adjusted in a transverse reciprocating manner is arranged between front and rear positions of the outer end of the wire cutting through groove 201, a movable side seat 4 which is vertically arranged along the longitudinal direction is arranged on the top surface of the driving assembly 3, the movable side seat 4 is transversely compared with the fixed side seat 1, specifically, the driving assembly 3 comprises a cylinder seat 302 and a cylinder body 303, the cylinder seat 302 is vertically fixed along the longitudinal direction at the position of the wire cutting through groove 201 far away from the outer side edge of the fixed side seat 1, the cylinder seat 302 is horizontally fixed with a cylinder body 303 at the side part far away from the fixed side seat 1, a push rod 304 of the cylinder body 303 is transversely arranged and penetrates through the cylinder seat 302 in a sliding fit manner, a driving seat 301 is vertically fixed at the outer end of the push rod 304 along the longitudinal direction, and the movable side seat 4 is vertically fixed on the top surface of the driving seat 301, so that the movable side seat 4 is driven by the push rod 304 of the cylinder body 303 to transversely move close to the baffle 602, and the thin-wall cylinder part can be clamped between baffles 602 at the two side positions, so that the thin-wall cylinder part can be clamped and restrained in the axial direction.

The end surfaces of the fixed side seat 1 and the movable side seat 4, which are opposite to each other, are respectively and vertically fixed with a fixed plate 7 along the transverse direction at the front part, the end surfaces of the fixed side seat 1 and the movable side seat 4, which are opposite to each other, are respectively and vertically provided with an adjusting component 5 at the rear part, specifically, the adjusting component 5 comprises a mounting plate 505 and a bearing seat 506, the mounting plate 505 is respectively and vertically fixed at the rear part of the inner side end surface of the movable side seat 4 or the fixed side seat 1 along the transverse direction, the mounting plate 505 is respectively and vertically penetrated with a stud 504 along the longitudinal direction in a threaded engagement manner, the front ends of the studs 504 at the two side positions are respectively and fixedly connected with the inner rings of the corresponding bearing seats 506, the bearing seats 506 are respectively fixed at the front middle parts of the corresponding movable plates 8, the parts of the studs 504 extending out of the back surfaces of the corresponding mounting plate 505 are respectively and coaxially meshed with locking nuts 507, and the arrangement is such that the stud 504 can drive the movable plates 8 at the same side positions and the fixed plates 7 in a positive and negative rotation manner and can be quickly locked by screwing the locking nuts 507, so that the distance between the movable plates 8 at the same side positions and the fixed plates can be adjusted by screwing down the locking nuts 601, and the buffer blocks arranged at the two sides of the same side inner supporting parts can be far away from the buffer parts 601.

The end that adjusting part 5 is close to fixed plate 7 all is fixed with fly leaf 8 along horizontal vertical, the fixed plate 7 of homonymy position and fly leaf 8 outside position all install interior stay subassembly 6, specifically, interior stay subassembly 6 all includes buffering inner support piece 601 and baffle 602, the fly leaf 8 of both sides position and fixed plate 7 are all fixed with buffering inner support piece 601 along vertical in the limit position that is close to each other, buffering inner support piece 601 all is located the terminal surface that fly leaf 8 and fixed plate 7 of homonymy are opposite to each other, and the buffering inner support piece 601 symmetric distribution of homonymy position, the buffering inner support piece 601 of both sides position is fixed with baffle 602 along vertical in the longitudinal dimension that is greater than buffering inner support piece 601 in the terminal surface that is opposite to each other, and the longitudinal dimension of baffle 602 is greater than the mode that so set up, be convenient for keep away from each other at the inner circumference of thin wall cylinder part through two buffering inner support pieces 601 to treat the holding surface, thereby carry out the inner support fixing to the end of thin wall cylinder part.

As the scheme of the present preferred scheme, the driving seat 301 is the rectangle seat, and driving seat 301 and line cut through groove 201 horizontal sliding fit, so set up, be convenient for cut along the line through groove 201 horizontal slip's mode through driving seat 301 and lead to rectifying to the sideslip of activity side seat 4, the interior supporting shoe 601 of buffering is isosceles trapezoid rubber piece, and the upper bottom of the interior supporting shoe 601 of both sides position buffering outwards just is close to each other, so set up, be convenient for adjust interval size through the interior supporting shoe 601 of two buffering of homonymies and compress tightly in the interior of thin wall cylinder part to wait the mode of holding surface through the peripheral elastic deformation of the interior supporting shoe 601 and can carry out reliable internal stay to the thin wall cylinder part of different pipe diameter specifications and fix.

The baffle 602 is a rectangular long strip plate, the longitudinal dimension of the baffle 602 is at least twice that of the buffer inner supporting block 601, the baffle 602 can have enough longitudinal width to enable the side end face of the thin-wall cylinder part to be abutted against the surface of the corresponding baffle 602, the rear end of the stud 504 extending out of the corresponding mounting plate 505 is provided with a rocker 503 which is convenient to hold, and the baffle is arranged in such a way that the stud 504 is convenient to rotate in a manner of holding the rocker 503 to rotate.

The mounting panel 505 has all offered guiding hole 502 along vertical in the position that corresponds between double-screw bolt 504 and movable side seat 4 or the fixed side seat 1, guiding hole 502 all coaxial sliding fit has guide arm 501, and the front end of guide arm 501 all is with corresponding movable plate 8 fixed connection, so set up, be convenient for at the in-process of movable plate 8 longitudinal movement, carry out direction rectifying to the longitudinal movement of movable plate 8 through the mode that guide arm 501 vertically slided along guiding hole 502, avoid movable plate 8 to rotate and the dislocation condition to appear along with double-screw bolt 504, fixed plate 7 and movable plate 8 are the rectangular plate, and the limit portion that the movable plate 8 of both sides position kept away from each other is close to corresponding movable side seat 4 or fixed side seat 1 but does not contact, so set up, be convenient for movable plate 8 can be driven longitudinal movement smoothly by double-screw bolt 504.

With the structure, when the thin-walled cylinder part to be wire-cut is clamped, the locking nuts 507 at two sides are respectively screwed to be close to the corresponding rocker arms 503, the corresponding movable plate 8 is driven to be close to the fixed plate 7 by holding the rocker arms 503 to drive the studs 504 to rotate clockwise, the movable plate 8 and the buffer inner supporting blocks 601 of the fixed plate 7 are immediately close to each other, then the cylinder body 303 is ventilated and operated in a mode of being connected with an external air supply pipeline, the cylinder body 303 drives the movable side seat 4 to be far away from the fixed side seat 1 through the push rod 304, the distance between the buffer inner supporting blocks 601 at two sides is enlarged until the thin-walled cylinder part to be wire-cut can be transversely put down to stop, then the thin-walled cylinder part is transversely arranged between the fixed side seat 1 and the movable side seat 4, the side end face of one end is abutted against the baffle 602 at the fixed side seat 1, and the inner ring is positioned between the buffer inner supporting blocks 601 at the fixed side seat 1, the cylinder body 303 drives the movable side seat 4 to approach the fixed side seat 1 through the push rod 304 until the baffle 602 at the movable side seat 4 abuts against the end face of the other side of the thin-wall cylinder part and the inner ring of the other side of the thin-wall cylinder part is positioned between the buffer inner supporting blocks 601 at the movable side seat 4, then two persons respectively hold the rocker arms 503 simultaneously to drive the corresponding studs 504 to anticlockwise rotate, the movable plates 8 at the corresponding sides are driven to be far away from the fixed plate 7 in the anticlockwise rotating process of the studs 504, the buffer inner supporting blocks 601 at the same side are separated from each other until the inner supporting blocks are supported on the inner periphery of the thin-wall cylinder part to be supported, finally, the studs 504 are kept not rotated and the corresponding locking nuts 507 are pressed on the surface of the mounting plate 505, so that the studs 504 can not be freely rotated by friction force between the locking nuts 507 and the mounting plate 505, the buffer inner supporting block 601 is then locked and tightly supported on the inner periphery surface to be supported of the thin-wall cylindrical part, thus the distance between the movable plate 8 and the fixed plate 7 at the same side position can be driven by the positive and negative rotation of the stud 504, and the buffer inner supporting block 601 installed outside the movable plate 8 and the fixed plate 7 at the same side position can be quickly locked by tightening the locking nut 507, thus the distance between the movable plate 8 and the buffer inner supporting block 601 at the same side can be regulated, then the buffer inner supporting block 601 at the same side can be tightly supported on the inner periphery surface to be supported of the thin-wall cylindrical part in a way that the two buffer inner supporting blocks 601 are far away from each other, thus the end part of the thin-wall cylindrical part is internally supported and fixed, the internal supporting and fixing mode of the thin-wall cylindrical part is simple and easy to operate, meanwhile, as the distance between the two buffer inner supporting blocks 601 at the same side is adjustable and is an isosceles trapezoid rubber block with the upper bottom outwards, the distance between the two buffer inner supporting blocks 601 on the same side is adjusted, the buffer inner supporting blocks 601 are elastically deformed and pressed on the inner periphery to-be-supported surface of the thin-wall cylindrical part in a mode of reliably supporting and fixing the thin-wall cylindrical part with different pipe diameter specifications, the using universal range of the device is improved, the movable side seat 4 is driven by the driving assembly 3 to transversely move to be close to the baffle plates 602 on two sides, the thin-wall cylindrical part can be clamped and restrained in the axial direction, clamping and fixing of the thin-wall cylindrical part are achieved, meanwhile, the thin-wall cylindrical part with different axial lengths can be clamped and fixed in a suitable mode due to the fact that the distance between the movable side seat 4 and the fixed side seat 1 is adjustable, and the using universal range of the device is further improved.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a wire cutting anchor clamps of thin wall part, includes base (2), its characterized in that: the top surface of the base (2) is horizontally arranged, a fixed side seat (1) is vertically fixed on one side of the top surface of the base (2) along the longitudinal direction, a line cutting through groove (201) is transversely formed in the end surface of the other side of the top surface of the base (2), and the line cutting through groove (201) is a through groove in the vertical direction;

a driving component (3) capable of transversely reciprocating and adjusting is arranged between the front and rear positions of the outer end of the wire cutting through groove (201), a movable side seat (4) vertically arranged along the longitudinal direction is arranged on the top surface of the driving component (3), and the movable side seat (4) is transversely compared with the fixed side seat (1);

the end faces of the fixed side seat (1) and the movable side seat (4) opposite to each other are respectively and vertically fixed with a fixed plate (7) along the transverse direction at the front position, the end faces of the fixed side seat (1) and the movable side seat (4) opposite to each other are respectively and vertically fixed with a movable plate (8) along the transverse direction at the rear position, the end parts of the adjusting components (5) close to the fixed plates (7) are respectively and vertically fixed with an inner support component (6) along the transverse direction, and the fixed plates (7) at the same side position and the outer side positions of the movable plates (8) are respectively provided with an inner support component (6).

2. The wire cutting jig for thin-walled parts according to claim 1, wherein: the driving assembly (3) comprises a cylinder seat (302) and a cylinder body (303), the cylinder seat (302) is vertically fixed at the outer side edge position of the wire cutting through groove (201) away from the fixed side seat (1), the cylinder seat (302) is horizontally fixed at the side part away from the fixed side seat (1), a push rod (304) of the cylinder body (303) is horizontally arranged and penetrates through the cylinder seat (302) in a sliding fit manner, a driving seat (301) is vertically fixed at the outer end of the push rod (304) in the longitudinal direction, and a movable side seat (4) is vertically fixed at the top surface of the driving seat (301) in the longitudinal direction.

3. The wire cutting jig for thin-walled parts according to claim 2, wherein: the driving seat (301) is a rectangular seat, and the driving seat (301) is transversely matched with the wire cutting through groove (201) in a sliding mode.

4. A wire cutting jig for thin-walled parts according to claim 1, 2 or 3, wherein: the inner support assembly (6) comprises a buffer inner support block (601) and a baffle (602), wherein the movable plate (8) and the fixed plate (7) at two side positions are respectively and vertically fixed with the buffer inner support block (601) at the side positions close to each other, the buffer inner support block (601) is respectively positioned at the end surfaces of the movable plate (8) and the fixed plate (7) which are opposite to each other at the same side, the buffer inner support blocks (601) at the same side positions are symmetrically distributed, the baffle (602) is respectively and vertically fixed at the end surfaces of the buffer inner support blocks (601) which are opposite to each other at the longitudinal positions, and the longitudinal size of the baffle (602) is larger than that of the buffer inner support block (601).

5. The wire cutting jig for thin-walled parts according to claim 4, wherein: the buffering inner support blocks (601) are isosceles trapezoid rubber blocks, and the upper bottoms of the buffering inner support blocks (601) face outwards and are close to each other at two sides.

6. The wire cutting jig for thin-walled parts according to claim 5, wherein: the baffles (602) are rectangular long strips and have a longitudinal dimension at least twice that of the buffer inner support blocks (601).

7. The wire cutting jig for thin-walled parts according to claim 5 or 6, wherein: the adjusting component (5) comprises a mounting plate (505) and a bearing seat (506), the mounting plate (505) is vertically fixed at the rear part of the inner side end face of the movable side seat (4) or the fixed side seat (1) in the transverse direction, the mounting plate (505) is longitudinally penetrated with a stud (504) in a threaded engagement mode, the front ends of the studs (504) at two sides are respectively provided with the bearing seat (506), the front ends of the studs (504) are respectively coaxially fixed with corresponding bearing inner rings arranged in the bearing seat (506), the bearing seats (506) are respectively fixed at the front middle parts of the corresponding movable plates (8), and locking nuts (507) are respectively coaxially meshed with the parts, corresponding to the back surfaces of the mounting plate (505), of the studs (504) extend.

8. The wire cutting jig for thin-walled parts according to claim 7, wherein: the rear ends of the studs (504) extending out of the mounting plates (505) are provided with rocker arms (503) which are convenient to hold.

9. The wire cutting jig for thin-walled parts according to claim 8, wherein: the mounting plate (505) is provided with guide holes (502) along the longitudinal direction at positions corresponding to the studs (504) and the movable side seats (4) or the fixed side seats (1), the guide holes (502) are coaxially and slidably matched with guide rods (501), and the front ends of the guide rods (501) are fixedly connected with the corresponding movable plates (8).

10. The wire cutting jig for thin-walled parts according to claim 8 or 9, wherein: the fixed plate (7) and the movable plate (8) are rectangular plates, and the edges of the movable plates (8) at two sides, which are far away from each other, are close to the corresponding movable side seat (4) or the fixed side seat (1) but do not contact with each other.