CN211806313U

CN211806313U - Pneumatic cutting device of rubber

Info

Publication number: CN211806313U
Application number: CN202020070695.1U
Authority: CN
Inventors: 华沛旻; 汪超
Original assignee: Wuxi Lyuyuan Automobile Parts Co ltd
Current assignee: Wuxi Lyuyuan Automobile Parts Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-10-30
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a pneumatic rubber cutting device, which relates to the field of manufacturing of rubber stabilizer bar bushings and comprises a support frame, a cylinder, a cutting head and a base; the base comprises a fixed plate, a guide sliding plate, a positioning core, a pull rod, a front limit pin and a rear limit pin; the cylinder is arranged above the support frame, the cutting head is connected with the cylinder through the chuck, and the cutting head is provided with a stainless steel single-edge cutting blade; before cutting, the pull rod is pulled outwards to move out the positioning core on the base fixing plate, rubber bushing products are sequentially sleeved on the positioning core, an upper air inlet of the air cylinder is communicated with a high-pressure air source, the air cylinder pushes the cutter head to move downwards, the blade starts to cut the products, a lower air inlet of the air cylinder is communicated with the high-pressure air source after cutting is completed, and the air cylinder drives the cutter head to move upwards to reset; the utility model discloses a design that slide rail and cylinder combined together adopts single face blade, and cutting efficiency is high, has reduced intensity of labour, has guaranteed the straightness that hangs down of fracture department simultaneously, has avoided the defect that traditional manual press cutting efficiency is low incision is uneven.

Description

Pneumatic cutting device of rubber

Technical Field

The utility model relates to a rubber stabilizer bar bush field of making, concretely relates to pneumatic cutting device of rubber.

Background

The stabilizer bar on the market at present is sleeved with a plurality of types of liners, wherein a pure rubber part is typical, the cost is low, the rubber has a certain self-lubricating function, and in the moving process of the whole vehicle, the stabilizer bar and the rubber move relatively, so the service life of the pure rubber part can be prolonged; in the rubber stabilizer bar bushing, a common structure is provided, a product is a revolving body, an opening with the size of about 0.1mm is arranged on one side of the rubber stabilizer bar bushing, and the width of the opening is very small, so that one-time production cannot be realized on a die, and the rubber stabilizer bar bushing can only be finished by a subsequent cutting method, is high in labor intensity and low in efficiency, has poor verticality at a cut, and is not smooth and attractive at a cut.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pneumatic cutting device of rubber adopts the method that slide rail and cylinder combined together to adopt stainless steel single face blade to cut, can effectively improve cutting efficiency, reduce intensity of labour, guaranteed the straightness that hangs down of fracture department simultaneously, avoided the uneven defect of traditional manual press cutting efficiency low fracture.

According to the technical scheme of the utility model, the pneumatic rubber cutting device comprises a support frame, a cylinder, a cutting head and a base; the air cylinder is fixed on the support frame through a connecting piece, and a pneumatic push rod of the air cylinder extends into the support frame; an upper air inlet and a lower air inlet are arranged on the air cylinder; the cutting head is connected with a pneumatic push rod of the cylinder through a chuck; the cutting head is provided with a blade; the base is fixed at the bottom of the support frame through a third connecting piece.

The support frame is of a three-surface semi-surrounding structure and comprises a bottom plate, a vertical plate and a top plate; the vertical plates are respectively positioned in three directions, the openings face one side, and the vertical plates are perpendicular to the bottom plate and the top plate and are fixed through a first connecting piece.

The base comprises a fixed plate, a guide sliding plate, a positioning core, a pull rod, a front limit pin and a rear limit pin; the guide sliding plate is fixed on the bottom plate of the support frame through a third connecting piece; the fixed plate is connected with the guide sliding plate; the front limit pin and the rear limit pin are respectively arranged on two sides of the guide sliding plate, wherein the front limit pin is positioned on one side of the opening direction of the support frame; the pull rod is arranged on one side, close to the front limit pin, of the fixing plate; the positioning mold core is fixed on the fixing plate through a second connecting piece.

The fixed plate is arranged in the guide groove of the guide sliding plate; the pull rod is vertical to the fixed plate, and the center of the pull rod is positioned on the central line of the fixed plate; and the front limit pin and the rear limit pin are respectively arranged at the symmetrical positions on two sides of the horizontal center line of the guide sliding plate.

The fixed plate is provided with one positioning core respectively at the center of the point A and at the symmetrical positions on the longitudinal center lines at the two sides of the point A; the positioning core is vertical to the fixing plate; said positioning core housing a bushing; the bushing is fixed on the fixing plate through a positioning pin.

The blade is a stainless steel single-edge blade and is fixed on the cutting head through a connecting piece, the cutting edge faces downwards, and the blade is perpendicular to the horizontal center line of the base.

The blade, the cutting head, the chuck, the axis of the pneumatic push rod of the cylinder and the fixing plate are vertically aligned and installed by taking a point A as a center.

The utility model has the beneficial technical effects that:

the utility model discloses pneumatic cutting device of rubber adopts the method that slide rail and cylinder combined together to adopt stainless steel single face blade to cut, can effectively improve cutting efficiency, reduce intensity of labour, guaranteed simultaneously that the straightness that hangs down of fracture department accords with technical requirement, and the cut-off is level and smooth, pleasing to the eye.

Drawings

FIG. 1 is a schematic diagram of a rubber pneumatic cutting apparatus as disclosed herein.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a sectional view taken along the line a of fig. 2.

FIG. 4 is a schematic structural diagram of a stainless steel single-edge blade of a pneumatic rubber cutting device disclosed in the present application.

Fig. 5 is a left side view of fig. 4.

FIG. 6 is a schematic diagram of a positioning core of a pneumatic rubber cutting apparatus as disclosed herein.

Fig. 7 is a left side view of fig. 6.

Fig. 8 is a top view of fig. 7.

Fig. 9 is a schematic view of a rubber stabilizer bar bushing product.

Fig. 10 is a top view of fig. 9.

FIG. 11 is a schematic view of a packing state of a pneumatic rubber cutting apparatus as disclosed herein.

Fig. 12 is a top view of fig. 11.

FIG. 13 is a schematic view of a cutting state of a pneumatic rubber cutting apparatus as disclosed herein.

Detailed Description

The following describes the present invention with reference to the accompanying drawings.

Referring to fig. 1-8, a pneumatic rubber cutting device comprises a support frame 3, a cylinder 1, a cutting head 4 and a base; the support frame 3 is a three-surface semi-surrounding structure and comprises a bottom plate, a vertical plate and a top plate; the vertical plates are respectively positioned in three directions, the openings face one side, and the vertical plates are perpendicular to the bottom plate and the top plate and are fixed through a first connecting piece 14. The air cylinder 1 is fixed above the support frame 3 through a connecting piece, a pneumatic push rod of the air cylinder 1 is vertically downward and extends into the support frame 3, and an upper air inlet 12 and a lower air inlet 13 are formed in the air cylinder 1; the cutting head 4 is connected with a pneumatic push rod of the cylinder 1 through the chuck 2; the cutting head 4 is provided with a stainless steel single-edge blade 19 which is fixed through a connecting piece, the cutting edge faces downwards, and the blade 19 is vertical to the horizontal central line of the base; the base is fixed at the bottom of the support frame 3 through a third connecting piece 18.

The base comprises a fixed plate 9, a guide sliding plate 11, a positioning core 6, a pull rod 8, a front limit pin 7 and a rear limit pin 10; the guide sliding plate 11 is fixed on the bottom plate of the support frame 3 through a third connecting piece 18; the fixed plate 9 is arranged in the guide groove of the guide sliding plate 11, the fixed plate 9 is provided with a positioning core 6 at the center of the point A and at the symmetrical position on the longitudinal center line at the two sides of the point A respectively, and the positioning core 6 is vertically fixed on the fixed plate 9 through a second connecting piece 15; a bushing 16 is sleeved outside the positioning core 6, and the bushing 16 is fixed on the fixing plate 9 through a positioning pin 17; the front limit pin 7 and the rear limit pin 10 are respectively arranged at two sides of the guide sliding plate 11, wherein the front limit pin 7 is positioned at one side of the opening direction of the support frame 3, and the front limit pin 7 and the rear limit pin 10 are respectively arranged at symmetrical positions at two sides of the horizontal central line of the guide sliding plate 11; the pull rod 8 is arranged on one side of the fixing plate 9 close to the front limit pin 7, the center of the pull rod is positioned on the center line of the fixing plate, and the pull rod is perpendicular to the fixing plate 9.

The blade 19, the cutting head 4, the chuck 2, the pneumatic push rod shaft center of the cylinder 1 and the fixing plate 9 are vertically aligned and installed by taking the point A as the center.

Referring to fig. 9-13, during cutting, the pull rod 8 is pulled outwards to move the fixing plate 9 out to the position of the front limit pin 7, and at this time, the 2 positioning cores 6 on the fixing plate 9 are staggered from the blade 19 to facilitate installation of a product to be cut; the stabilizer bar bush products 5 to be cut are sequentially sleeved on the positioning core 6, and the number of the stabilizer bar bush products can be adjusted by combining a tool according to requirements; pushing the pull rod 8 inwards to move the fixing plate 9 to the position of the rear limiting pin 10, wherein the central connecting line of the 2 positioning cores 6 is aligned with the inlet line of the blade 19 up and down; an upper air inlet 12 on an air cylinder 1 is communicated with a high-pressure air source, the air cylinder 1 pushes a cutting head 4 to move downwards, a blade 19 on the cutting head 4 cuts the products 5 on the positioning cores 6 on two sides, and the width of a cut 20 is 0.1 mm; after cutting, a lower air inlet 13 on the air cylinder 1 is communicated with a high-pressure air source, and the air cylinder 1 drives the cutting head 4 to move upwards for resetting; and pulling the pull rod 8 outwards again to remove the product 5 and take out the product for the next operation of cutting the filler.

The application discloses pneumatic cutting device of rubber's concrete theory of operation as follows:

the utility model discloses a method that the utility model device of this application adopts slide rail and cylinder to combine together, through the fixed plate on the pulling base that makes a round trip, makes the location core shift out fast and push in, is convenient for pack fast, gets the material, utilizes the pneumatic structure of cylinder to promote the crop to move down to cut or move up to reset simultaneously, can effectively improve cutting efficiency, reduces intensity of labour; the cutting blade adopts a stainless steel single-sided cutting edge blade, the verticality of a fracture is ensured to meet the technical requirement, and the cut-off is smooth and attractive.

What has been described above is only a preferred embodiment of the present application, and the present invention is not limited to the above embodiments. It is to be understood that other modifications and variations directly derivable or suggested by those skilled in the art without departing from the spirit and scope of the present invention are to be considered as included within the scope of the present invention.

Claims

1. A pneumatic rubber cutting device is characterized in that,

comprises a support frame (3), a cylinder (1), a cutting head (4) and a base; the air cylinder (1) is fixed on the support frame (3) through a connecting piece, and a pneumatic push rod of the air cylinder (1) extends into the support frame (3); an upper air inlet (12) and a lower air inlet (13) are arranged on the air cylinder (1); the cutting head (4) is connected with a pneumatic push rod of the cylinder (1) through a chuck (2); the cutting head (4) is provided with a blade (19); the base is fixed at the bottom of the support frame (3) through a third connecting piece (18).

2. The pneumatic rubber cutting device according to claim 1, wherein the supporting frame (3) is a three-side and half-surrounding structure comprising a bottom plate, a vertical plate and a top plate; the vertical plates are respectively positioned in three directions, the openings face one side, and the vertical plates are perpendicular to the bottom plate and the top plate and are fixed through a first connecting piece (14).

3. A pneumatic rubber cutting device according to claim 1, wherein the base comprises a fixed plate (9), a guide slide plate (11), a positioning core (6), a pull rod (8), a front limit pin (7) and a rear limit pin (10); the guide sliding plate (11) is fixed on the bottom plate of the support frame (3) through a third connecting piece (18); the fixed plate (9) is connected with the guide sliding plate (11); the front limiting pin (7) and the rear limiting pin (10) are respectively arranged on two sides of the guide sliding plate (11), wherein the front limiting pin (7) is positioned on one side of the opening direction of the support frame (3); the pull rod (8) is arranged on one side, close to the front limit pin (7), of the fixing plate (9); the positioning core (6) is fixed on the fixing plate (9) through a second connecting piece (15).

4. A pneumatic rubber cutting device according to claim 3, wherein the fixed plate (9) is placed in a guide groove of the guide slide plate (11); the pull rod (8) is vertical to the fixed plate (9), and the center of the pull rod is positioned on the central line of the fixed plate (9); the guide sliding plate (11) is characterized in that the front limit pin (7) and the rear limit pin (10) are respectively arranged at the symmetrical positions on two sides of the horizontal center line of the guide sliding plate.

5. A pneumatic rubber cutting device according to claim 3, wherein said fixed plate (9) is provided with one of said positioning cores (6) at a symmetrical position on the center of point a and on the longitudinal center lines of both sides of point a, respectively; the positioning core (6) is perpendicular to the fixing plate (9); -said positioning core (6) houses a bushing (16); the bush (16) is fixed on the fixing plate (9) through a positioning pin (17).

6. A pneumatic rubber cutting device according to claim 1, wherein the blade (19) is a stainless steel single-edge blade which is fixed on the cutting head (4) through a connecting piece, and the cutting edge faces downwards; the blade (19) is perpendicular to the horizontal center line of the base.

7. A pneumatic rubber cutting device according to claim 3, wherein said blade (19), said cutting head (4), said chuck (2), said pneumatic ram axis of said cylinder (1) and said holding plate (9) are vertically aligned with a point a as a center.