Quick clamping tool for shaft sleeve machining

Abstract

The utility model belongs to the technical field of shaft sleeve machining, and discloses a quick clamping tool for shaft sleeve machining, which comprises a fixed base, a feeding mechanism, a clamping mechanism and an inner supporting mechanism are sequentially arranged on the upper surface of the fixed base from left to right, and a first cylinder is fixedly mounted on one side of the upper surface of the feeding mechanism. The clamping mechanism is arranged on one side of the upper surface of the feeding mechanism, a feeding opening is formed in the other side of the upper surface of the feeding mechanism, a material guiding plate is fixedly installed on the side, close to the clamping mechanism, of the feeding mechanism, and the material guiding plate is communicated with the feeding opening. A first air cylinder extends to eject a shaft sleeve in the feeding mechanism to a guide plate, so that the shaft sleeve is fixed into the clamping mechanism, the inner wall of the shaft sleeve is conveniently machined, and when the outer wall of the shaft sleeve needs to be machined, a third air cylinder extends to insert an inner supporting disc at the end of the third air cylinder into the shaft sleeve; and the outer wall of the shaft sleeve can be conveniently machined.

Description

TECHNICAL FIELD

[0001] The utility model belongs to axle sleeve processing technical field, concretely is a kind of quick clamping tool for axle sleeve processing. BACKGROUND

[0002] The axle sleeve, also known as bearing sleeve, bushing or sleeve bearing, is a mechanical element mainly used to reduce the friction between the rotating shaft and the fixed part. It is usually installed in the hole of the machine to provide a smooth inner surface for the shaft to rotate freely. The axle sleeve can be a simple cylindrical structure or have complex shapes and characteristics to meet the needs of specific applications. During the axle sleeve processing, clamps are usually used to clamp it.

[0003] For example, a kind of axle sleeve quick clamping clamp with publication number CN217596939U, including clamping box, the inside fixed connection of clamping box is stored annular bottom plate, the side fixed connection of clamping box is clamped motor, the output shaft fixed connection of clamping motor is clamped rotary rod, the outer thread connection of clamped rotary rod is clamped push cylinder, clamped push cylinder is placed on the top of storage annular bottom plate and is clamped in the inside of clamping box, by the axle sleeve through the clamping box top warehouse mouth is put into storage annular bottom plate top, is accumulated, clamping motor starts, clamped rotary rod rotates and pushes clamped push cylinder, the axle sleeve at the bottom is pushed out, and it is convenient to quickly clamp.

[0004] The clamping device can only clamp the outer wall of the axle sleeve. If the outer wall of the axle sleeve needs to be processed, it will interfere with the processing. At the same time, the clamping device cannot rotate after being fixed, which is not convenient for processing. In order to solve the above problems, a kind of quick clamping tool for axle sleeve processing is provided. INVENTION CONTENTS

[0005] The utility model aims at: in order to solve above -mentioned problem, provide a kind of quick clamping tool for axle sleeve processing, including:

[0006] The upper surface of the fixed base is sequentially provided with a feeding mechanism, a clamping mechanism and an inner support mechanism from left to right, a first air cylinder is fixedly installed on one side of the upper surface of the feeding mechanism, a feeding port is formed on the other side of the upper surface of the feeding mechanism, a guide plate is fixedly installed on the side of the feeding mechanism close to the clamping mechanism, and the guide plate is communicated with the feeding port;

[0007] Second air cylinders are fixedly installed on the upper surface of the clamping mechanism on both sides, a pressing plate is fixedly installed on the top of the two second air cylinders, and clamping grooves are formed on the upper surface of the clamping mechanism and the lower surface of the pressing plate;

[0008] A third air cylinder is fixedly installed on the upper surface of the inner support mechanism, and an inner support disc is fixedly installed on the end of the output shaft of the third air cylinder.

[0009] Through the technical scheme, the shaft sleeve to be clamped is put into the inside of the feeding mechanism through the feeding opening, the shaft sleeve in the feeding mechanism is pushed to the guide plate through the first cylinder, and then the shaft sleeve enters the upper surface of the clamping mechanism through the guide plate, the second cylinder is retracted to drive the pressing plate to press down, so that the shaft sleeve is fixed in the inside of the clamping mechanism, thereby facilitating the processing of the inner wall of the shaft sleeve, when the outer wall of the shaft sleeve needs to be processed, the third cylinder is elongated to insert the inner support disc at the end thereof into the inside of the shaft sleeve, thereby supporting the inner wall of the shaft sleeve and facilitating the processing of the outer wall of the shaft sleeve.

[0010] In a preferred embodiment, the clamping groove in the upper surface of the clamping mechanism is internally provided with an electric wheel.

[0011] Through the technical scheme, the shaft sleeve can be rotated after being fixed through the electric wheel.

[0012] In a preferred embodiment, the inner support disc is internally provided with a plurality of mounting cavities, a plurality of moving plates are slidably connected in the mounting cavities, a connecting rod is fixedly installed on one side of the moving plate, a top plate is fixedly installed on one side of the connecting rod, an air duct is arranged between the mounting cavities, and an air inlet is formed in the outer wall of the inner support disc and communicates with the air duct.

[0013] Through the technical scheme, when the inner support disc enters the inside of the shaft sleeve, the air inlet is inflated, the air in the air inlet enters the inside of the mounting cavity through the air duct, the moving plate in the mounting cavity is affected by the air pressure and moves upward, thereby pushing the top plate outward, so that the inner support disc can support shaft sleeves of different sizes.

[0014] In a preferred embodiment, the moving plate is fixedly installed with a sealing ring on the left and right sides.

[0015] Through the technical scheme, the sealing property between the moving plate and the mounting cavity is improved by arranging the sealing ring.

[0016] In a preferred embodiment, a return spring is fixedly installed between the moving plate and the inner wall of the mounting cavity.

[0017] Through the technical scheme, when the air in the mounting cavity is discharged, the moving plate is reset by the return spring.

[0018] In a preferred embodiment, an anti-skid pad is fixedly installed on the bottom of the fixing base.

[0019] Through the technical scheme, the stability of the fixing base is improved by arranging the anti-skid pad.

[0020] In summary, due to the adoption of the above technical scheme, the beneficial effects of the utility model are as follows: the utility model provides a quick clamping tool for shaft sleeve processing.

[0021] The shaft sleeve to be clamped is put into the inside of the feeding mechanism through the feeding opening, the shaft sleeve in the feeding mechanism is pushed to the guide plate through the elongation of the first cylinder, and then enters the upper surface of the clamping mechanism through the guide plate, at this time the second cylinder is retracted to drive the pressing plate to press down, so that the shaft sleeve is fixed in the inside of the clamping mechanism, thereby facilitating the processing of the inner wall of the shaft sleeve, when the outer wall of the shaft sleeve needs to be processed, the third cylinder is elongated to insert the inner support disc at the end thereof into the inside of the shaft sleeve, thereby supporting the inner wall of the shaft sleeve and facilitating the processing of the outer wall of the shaft sleeve. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the utility model;

[0023] Figure 2 It is the utility model Figure 1 It is an enlarged view of A in the utility model;

[0024] Figure 3 It is an inside structural schematic diagram of the inner support disc in the utility model.

[0025] Marked in the figure: 1-fixed base; 2-feeding mechanism; 3-clamping mechanism; 4-inner support mechanism; 5-first cylinder; 6-feeding opening; 7-guide plate; 8-second cylinder; 9-pressing plate; 10-clamping groove; 11-electric wheel; 12-third cylinder; 13-inner support disc; 14-mounting cavity; 15-moving plate; 16-connecting rod; 17-top plate; 18-return spring; 19-air channel; 20-sealing ring; 21-gas inlet. DETAILED DESCRIPTION

[0026] To make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with Figures 1-3 A kind of shaft sleeve processing quick clamping tool is specifically explained.

[0028] Embodiment:

[0029] A kind of shaft sleeve processing quick clamping tool, comprising:

[0030] The upper surface of the fixed base 1 is sequentially provided with a feeding mechanism 2, a clamping mechanism 3 and an inner supporting mechanism 4 from left to right, and anti-skid pads are fixedly installed at the bottom corners of the fixed base 1 to improve the stability of the fixed base 1, a first air cylinder 5 is fixedly installed on one side of the upper surface of the feeding mechanism 2, a feeding opening 6 is formed on the other side of the upper surface of the feeding mechanism 2, a guide plate 7 is fixedly installed on the side of the feeding mechanism 2 close to the clamping mechanism 3, the guide plate 7 is communicated with the feeding opening 6, the shaft sleeve to be clamped is put into the feeding mechanism 2 through the feeding opening 6, the shaft sleeve in the feeding mechanism 2 is pushed to the guide plate 7 by the elongation of the first air cylinder 5, and then enters the upper surface of the clamping mechanism 3 through the guide plate 7;

[0031] Second air cylinders 8 are fixedly installed on the left and right sides of the upper surface of the clamping mechanism 3, a pressing plate 9 is fixedly installed at the top of the two second air cylinders 8, clamping grooves 10 are arranged on the upper surface of the clamping mechanism 3 and the lower surface of the pressing plate 9, an electric wheel 11 is arranged in the clamping groove 10 on the upper surface of the clamping mechanism 3, the shaft sleeve can be rotated after being fixed through the electric wheel 11, the second air cylinders 8 are retracted to drive the pressing plate 9 to press downward, so that the shaft sleeve is fixed in the clamping mechanism 3, and the inner wall of the shaft sleeve is conveniently machined;

[0032] A third air cylinder 12 is fixedly installed on the upper surface of the inner supporting mechanism 4, an inner supporting disc 13 is fixedly installed at the output shaft end of the third air cylinder 12, a plurality of installation cavities 14 are arranged in the inner supporting disc 13, and a moving plate 15 is slidably connected in each installation cavity 14, when the outer wall of the shaft sleeve needs to be machined, the third air cylinder 12 is elongated to insert the inner supporting disc 13 at the end thereof into the shaft sleeve, so that the inner wall of the shaft sleeve is supported, and the outer wall of the shaft sleeve is conveniently machined;

[0033] Sealing rings 20 are fixedly installed on the left and right sides of the moving plate 15, the sealing property between the moving plate 15 and the installation cavities 14 is improved by arranging the sealing rings 20, reset springs 18 are fixedly installed between the moving plate 15 and the inner walls of the installation cavities 14, the moving plate 15 is reset by the reset springs 18 after the air in the installation cavities 14 is discharged, a connecting rod 16 is fixedly installed on one side of the moving plate 15, a top plate 17 is fixedly installed on one side of the connecting rod 16, air channels 19 are arranged between the installation cavities 14, an air inlet 21 is formed in the outer wall of the inner supporting disc 13, the air inlet 21 is communicated with the air channels 19, the air inlet 21 is inflated when the inner supporting disc 13 enters the shaft sleeve, the air in the air inlet 21 enters the installation cavities 14 through the air channels 19, the moving plate 15 in the installation cavities 14 is affected by the air pressure and moves upward, so that the top plate 17 is pushed outward, and the inner supporting disc 13 can support shaft sleeves of different sizes.

[0034] Working principle:

[0035] The shaft sleeve to be clamped is put into the loading mechanism 2 through the loading port 6, the first cylinder 5 is extended to push the shaft sleeve in the loading mechanism 2 to the guide plate 7, and then the shaft sleeve enters the upper surface of the clamping mechanism 3 through the guide plate 7, at this time, the second cylinder 8 is retracted to drive the pressing plate 9 to press down, so that the shaft sleeve is fixed in the clamping mechanism 3, thereby facilitating the machining of the inner wall of the shaft sleeve, when the outer wall of the shaft sleeve needs to be machined, the third cylinder 12 is extended to insert the inner support disc 13 at the end thereof into the shaft sleeve, thereby supporting the inner wall of the shaft sleeve, facilitating the machining of the outer wall of the shaft sleeve.

[0036] The above examples are only used to illustrate the technical solutions of the present application, but not to limit it; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can still be modified, or some technical features can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A quick clamping tool for machining a bushing, characterized by: Include: The fixed base (1), the upper surface is sequentially provided with feeding mechanism (2), clamping mechanism (3) and inner support mechanism (4) from left to right, the upper surface one side of the feeding mechanism (2) is fixedly installed with first cylinder (5), the upper surface other side of the feeding mechanism (2) is provided with feeding opening (6), the feeding mechanism (2) is fixedly installed with guide plate (7) near clamping mechanism (3) side, the guide plate (7) is communicated with feeding opening (6); The clamping mechanism (3) upper surface left and right sides are both fixedly installed with second cylinder (8), the top of two second cylinder (8) is fixedly installed with pressing plate (9), the clamping mechanism (3) upper surface and the lower surface of pressing plate (9) are both provided with clamping groove (10); The inner support mechanism (4) upper surface is fixedly installed with third cylinder (12), the output shaft end of third cylinder (12) is fixedly installed with inner support disc (13).

2. A quick clamping tool for machining a bushing according to claim 1, characterized in that: The clamping groove (10) of the clamping mechanism (3) upper surface is provided with electric wheel (11) inside.

3. A quick clamping tool for machining a bushing according to claim 1, characterized in that: The inner support disc (13) is provided with a plurality of installation cavities (14) inside, a plurality of installation cavities (14) are all slidably connected with moving plate (15) inside, the side of moving plate (15) is fixedly installed with connecting rod (16), the side of connecting rod (16) is fixedly installed with top plate (17), a plurality of installation cavities (14) are provided with air channel (19) between, the outer wall of inner support disc (13) is provided with air inlet (21), the air inlet (21) is communicated with air channel (19).

4. A quick clamping tool for machining a bushing according to claim 3, characterized in that: The left and right sides of the moving plate (15) are both fixedly installed with sealing ring (20).

5. A quick clamping tool for machining a bushing according to claim 3, characterized in that: The moving plate (15) and installation cavity (14) inner wall are both fixedly installed with return spring (18).

6. A quick clamping tool for machining a bushing as set forth in claim 1, characterized in that: The bottom of the fixed base (1) is fixedly installed with antiskid pad in four corners.

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