CN108857338B

CN108857338B - ABS solenoid valve body retaining ring pressure equipment device

Info

Publication number: CN108857338B
Application number: CN201810794661.4A
Authority: CN
Inventors: 田佳渭; 王蓉; 黄洁丹
Original assignee: Zhejiang Asia Pacific Mechanical and Electronic Co Ltd
Current assignee: Zhejiang Asia Pacific Mechanical and Electronic Co Ltd
Priority date: 2018-07-19
Filing date: 2018-07-19
Publication date: 2023-06-27
Anticipated expiration: 2038-07-19
Also published as: CN108857338A

Abstract

The invention discloses a device for pressing and mounting a check ring of an ABS electromagnetic valve body, which comprises a bottom plate and a linear driver arranged above the bottom plate, wherein the bottom plate is connected with a guide block and cushion blocks distributed along the circumferential direction of the guide block, the guide block is provided with guide holes for guiding the front part of the valve body to be inserted, the cushion blocks are connected with return arms in an up-down rotating mode, the return arms are connected with support blocks, the linear driver is connected with a pressing block, the pressing block downwards presses the support blocks under the driving of the linear driver, the front part of the support blocks is provided with pressing convex points extending towards the direction of the guide blocks, the pressing convex points are used for pressing materials at corresponding positions of the check ring and enabling the materials to partially enter limit grooves of the valve body in the pressing process of the support blocks, the return springs are sleeved outside the guide blocks, and the upper ends of the return springs are in butt joint with the return arms. The invention can ensure that the retainer rings are positioned on the horizontal plane in the process of placement and press fitting, ensure that the press fitting positions of the retainer rings are correct, and improve the press fitting efficiency and the press fitting quality.

Description

ABS solenoid valve body retaining ring pressure equipment device

Technical Field

The invention relates to an ABS electromagnetic valve assembly technology.

Background

As shown in fig. 1, a limit groove 121 is formed on a valve body 12 of the ABS electromagnetic valve, a retainer ring 11 needs to be pressed into the limit groove 121 for fixing, and a positioning step 122 is formed on the valve body 12 for axially positioning the retainer ring.

At present, when the check ring is pressed by the valve body of the ABS electromagnetic valve, a tool similar to a three-jaw chuck is adopted, and an operator manually presses the check ring in place through some mechanical structures. The tool is time-consuming and labor-consuming, has high labor intensity, is integrally heavy, occupies a workbench independently, and is space-consuming. In addition, the press points are easy to wear, and the press mounting quality is unstable.

Disclosure of Invention

The technical problem to be solved by the invention is to provide the device for press-mounting the check ring of the valve body of the ABS electromagnetic valve, so that the labor intensity is reduced, and the press-mounting efficiency and the press-mounting quality are improved.

In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides an ABS solenoid valve body retaining ring pressure equipment device, includes the bottom plate, locates the stand of last backup pad, connection bottom plate and last backup pad of bottom plate top, the bottom plate is connected with the guide block and follows the spacer of guide block circumference distribution, the guide block has the guide hole of guiding the anterior male of valve body, the spacer rotates from top to bottom and is connected with the return arm, the return arm is connected with the supporting shoe, it is connected with the linear drive to go up the backup pad, the linear drive is connected with the briquetting, under the drive of linear drive, the briquetting pushes down the supporting shoe, the front portion of supporting shoe is equipped with the compression bump that extends to the guide block direction, compresses tightly the material of bump extrusion retaining ring corresponding position and makes material part get into the spacing inslot of valve body at the supporting shoe pushing down the in-process, the return spring is overcoat to the guide block, return spring's upper end and return arm and/or supporting shoe butt.

Preferably, the cushion block is provided with a horizontal limiting plane for limiting the pressing-down limiting position of the return arm, and the return arm and the supporting block are in a horizontal state together at the pressing-down limiting position.

Preferably, the cushion block is provided with an arc-shaped groove above the horizontal limiting plane, the rear part of the return arm is provided with an arc-shaped part, and the arc-shaped part is hinged in the arc-shaped groove.

Preferably, the top of the arc-shaped groove is provided with an oblique angle a, the top surface of the pressing convex point is provided with an oblique angle b, and the angles of the oblique angle a and the oblique angle b are kept consistent.

Preferably, the orifice of the guide hole is designed with a guide cone angle.

Preferably, the cushion block and the bottom plate are positioned by adopting positioning pins and are fixed by adopting fastening screws.

Preferably, the guide block and the bottom plate are positioned by a positioning pin and are fixed by a fastening screw.

Preferably, the pressing block is provided with a containing hole, when the retainer ring is pressed, the upper part of the valve body is positioned in the containing hole, and a limiting part for preventing the valve body from moving upwards is arranged in the containing hole.

Preferably, the linear actuator employs a cylinder.

Preferably, the piston ejector rod of the cylinder is provided with a thread head, the top of the pressing block is provided with a threaded hole, and the thread head is in threaded connection with the threaded hole and the locking nut.

The invention adopts the technical scheme that: the pressing block moves downwards together with the piston ejector rod under the action of the air cylinder, when the pressing block moves to the position of the supporting block, the return arm and the return spring are driven to move downwards continuously, the pressing convex points on the supporting block gradually press the material at the corresponding position of the check ring inwards in the downward moving process, the pressed check ring material enters the limit groove of the valve body of the electromagnetic valve, the effect of fixing the check ring is finally achieved, and press fitting is completed when the return arm is positioned at the horizontal position. Not only the press-fitting process is automatic, the labor intensity is reduced, but also the retainer ring can be ensured to be placed on a horizontal plane in the press-fitting process, the press-fitting position of the retainer ring is ensured to be correct, and the press-fitting efficiency and the press-fitting quality are improved.

The specific technical scheme and the beneficial effects of the invention are described in detail in the following detailed description with reference to the accompanying drawings.

Drawings

The invention is further described with reference to the drawings and detailed description which follow:

FIG. 1 is a schematic diagram of a structure to be pressed after a check ring is sleeved on a valve body of an ABS electromagnetic valve;

FIG. 2 is a schematic side view of the present invention (upper support plate and above are not shown);

FIG. 3 is a schematic cross-sectional view of the structure A-A of FIG. 2;

fig. 4 is a schematic view of a partial structure of the present invention.

In the figure: the device comprises a bottom plate 1, a first inner hexagon screw 2, a positioning pin 3, a return spring 4, a guide block 5, a cushion block 6, a baffle 7, a return arm 8, a second inner hexagon screw 9, a support block 10, a retainer ring 11, a valve body 12, a pressing block 13, a locking nut 14, a third inner hexagon screw 15, an upper support plate 16, a cylinder 17, a limiting piece 18, a horizontal limiting plane 19, an arc groove 20, a limiting groove 121 and a positioning step 122.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 2 to 4, the press-fitting device for the check ring of the valve body of the ABS electromagnetic valve comprises a bottom plate 1 and an upper supporting plate 16 arranged above the bottom plate 1, wherein the bottom plate 1 is connected with a guide block 5 and cushion blocks 6 distributed along the circumference of the guide block, the cushion blocks 6 are connected with return arms 8 in an up-down rotation mode, the return arms 8 are connected with supporting blocks 10, the upper supporting plate 16 is connected with a linear driver, the linear driver is connected with a pressing block 13, the pressing block 13 downwards presses the supporting blocks 10 under the driving of the linear driver, the pressing protruding points extending towards the direction of the guide block are arranged at the front portions of the supporting blocks, the guide block 5 is sleeved with return springs 4, and the upper ends of the return springs are in butt joint with the return arms 8 and/or the supporting blocks 10. Of course, those skilled in the art will appreciate that the return arm 8 and the support block 10 may be provided separately or in an integral structure, and preferably are fixed by separate connection.

Referring to fig. 2, in the present embodiment, three pads 6 are uniformly distributed along the circumferential direction of the guide block 5 and three supporting blocks 10 are correspondingly arranged, and of course, the number of pads 6 and supporting blocks 10 correspondingly arranged can be increased appropriately.

When the retainer 11 is pressed, the valve body 12 of the ABS electromagnetic valve is placed in a front downward state with the retainer 11 as shown in fig. 1, and the retainer 11 is sleeved on the valve body 12 and abuts against the positioning step 122. Referring to fig. 4, the guide block 5 has a guide hole for guiding the insertion of the front portion of the valve body, so as to prevent the skew problem of the valve body 12 during the press-fitting process, and perform a guide correction function, and compress the material at the corresponding position of the bump extrusion retainer 11 during the pressing process of the support block 10, and make the material partially enter the limit groove 121 of the valve body.

In the press-fitting process, it is important to ensure that the press-fitting position of the retainer ring 11 is correct. On the one hand, the pad 6 has a horizontal limit plane 19 for limiting the pressing-down limit position of the return arm 8, wherein the return arm 8 is in a horizontal state together with the supporting block 10 at the pressing-down limit position, and the retainer ring 11 is also in a horizontal plane after the pressing-up is completed. On the other hand, the cushion block 6 is provided with an arc-shaped groove 20 above the horizontal limiting plane 19, the rear part of the return arm is provided with an arc-shaped part, the arc-shaped part is hinged in the arc-shaped groove 20, and the two sides of the arc-shaped groove of the cushion block 6 are fixedly provided with baffle plates 7. The top of the arc-shaped groove is provided with an oblique angle a, the top surface of the pressing protruding point is provided with an oblique angle b, the oblique angle a acts on the top plane of the return arm, the oblique angle b acts on the step end surface of the press-mounting position of the check ring 11, and the angles of the oblique angle a and the oblique angle b are kept consistent, so that the check ring 11 can be placed on a horizontal plane and the press-mounting process can be guaranteed, and the press-mounting position of the check ring 11 is guaranteed to be correct.

In this embodiment, preferably, the orifice of the guide hole is designed with a guide cone angle. The guide correction function is achieved when the valve body 12 is pressed down, and the retainer ring 11 is guaranteed to be pressed in place.

In order to ensure that the valve body 12 cannot move or even fall during the press fitting process, the pressing block 13 is provided with a containing hole, the upper part of the valve body is positioned in the containing hole when the retainer ring 11 is pressed and provided with a limiting piece 18, so that the solenoid valve body is prevented from moving upwards during the press fitting process.

The cushion block 6 and the bottom plate 1 are positioned by adopting the positioning pin 3 and are fixed by adopting the first inner hexagon screw 2. The guide block 5 and the bottom plate 1 are fixed by adopting a first inner hexagon screw 2. The front part of the return arm is provided with a first step surface, the rear part of the supporting block 10 is provided with a second step surface, the first step surface is matched with the second step surface, and the matched part of the supporting block 10 and the return arm 8 at the first step surface and the second step surface is fixed by adopting a second inner hexagon screw 9. An upright post is connected between the bottom plate 1 and the upper supporting plate 16, and the bottom plate 1, the upper supporting plate 16 and the upright post are fixed by adopting a third inner hexagon screw 15.

In this embodiment, the linear actuator employs a cylinder 17. The piston ejector rod of the cylinder is provided with a threaded head, the top of the pressing block is provided with a threaded hole, and the threaded head is in threaded connection with the threaded hole and the locking nut 14, so that the piston ejector rod is connected with the pressing block 13. Those skilled in the art will appreciate that the linear actuators described above may be replaced with electric cylinders, oil cylinders, etc.

The working process comprises the following steps: firstly, the retainer ring 11 and the valve body 12 are integrally sleeved and then placed on the supporting block 10, then the cylinder switch is started, the pressing block 13 is driven to move downwards together under the descending action of the cylinder 17, when the pressing block 13 is contacted with the supporting block 10 and then moves downwards together with the return arm 8, the supporting block 10 presses the protruding points gradually into the corresponding positions of the retainer ring 11, extruded materials enter the corresponding limit grooves 121 of the valve body 12, and the assembly of the retainer ring 11 is completed until the return arm 8 is horizontal. After the cylinder 17 returns with the pressing block 13, the return spring 4 rebounds, the supporting block 10 returns under the action of the rebound force, the pressing convex points of the supporting block 10 are separated from the pressing points of the check ring 11, the valve body 12 with the fixed check ring 11 can be taken out smoothly, and then the working process is repeated. The pressing block 13 is directly pressed on the supporting block 10, and the pressure is directly applied on the supporting block 10, so that the pressure is not directly applied on the valve body 12, and the product is not damaged.

In addition to the above preferred embodiments, the present invention has other embodiments, and various changes and modifications may be made by those skilled in the art without departing from the spirit of the invention, which shall fall within the scope of the invention as defined in the appended claims.

Claims

The utility model provides a ABS solenoid valve body retaining ring pressure equipment device which characterized in that: including the bottom plate, locate the stand of last backup pad, connection bottom plate and last backup pad of bottom plate top, the bottom plate is connected with the guide block and follows the spacer that the guide block circumference distributes, the guide block has the guide hole that guides the anterior male of valve body, the spacer rotates from top to bottom and is connected with the return arm, the return arm is connected with the supporting shoe, it is connected with sharp driver to go up the backup pad, sharp driver is connected with the briquetting, under sharp driver drive, the briquetting pushes down the supporting shoe, the front portion of supporting shoe is equipped with the compress tightly the bump that extends to the guide block direction, compresses tightly the bump and extrudees the material of the corresponding position of retaining ring and make material part get into the spacing inslot of valve body at the supporting shoe in-process, guide block overcoat return spring, return spring's upper end and return arm and/or supporting shoe butt.
2. The ABS solenoid valve body retainer ring press-fitting device according to claim 1, wherein: the cushion block is provided with a horizontal limiting plane for limiting the pressing limiting position of the return arm, and the return arm and the supporting block are in a horizontal state together at the pressing limiting position.
3. The ABS solenoid valve body retainer ring press-fitting device according to claim 2, wherein: the cushion block is provided with an arc-shaped groove above the horizontal limiting plane, the rear part of the return arm is provided with an arc-shaped part, and the arc-shaped part is hinged in the arc-shaped groove.
4. The ABS solenoid valve body retainer ring press-fitting device according to claim 3 wherein: the top of the arc-shaped groove is provided with an oblique angle a, the top surface of the compaction convex point is provided with an oblique angle b, and the angles of the oblique angle a and the oblique angle b are kept consistent.
5. The ABS solenoid valve body retainer ring press-fitting device according to claim 1, wherein: the orifice of the guide hole is designed with a guide cone angle.
6. The ABS solenoid valve body retainer ring press-fitting device according to claim 1, wherein: the cushion block and the bottom plate are positioned by adopting a positioning pin and are fixed by adopting a fastening screw.
7. The ABS solenoid valve body retainer ring press-fitting device according to claim 1, wherein: the guide block is fixed with the bottom plate by fastening screws.
8. The ABS solenoid valve body retainer ring press-fitting device according to claim 1, wherein: the briquetting is equipped with the accommodation hole, and when the pressure equipment retaining ring, valve body upper portion is located the accommodation hole, be equipped with the locating part that prevents valve body upward movement in the accommodation hole.
9. The ABS solenoid valve body retainer ring press-fitting device according to claim 1, wherein: the linear driver adopts an air cylinder.
10. The ABS solenoid valve body retainer ring press-fitting device according to claim 9, wherein: the piston ejector rod of the cylinder is provided with a thread head, the top of the pressing block is provided with a threaded hole, and the thread head is in threaded connection with the threaded hole and the locking nut.