Supporting structure for polishing and grinding valve element of hydraulic valve

Abstract

The supporting structure for polishing and grinding the hydraulic valve element comprises a supporting seat body sliding front and back at the bottom of an inner cavity of a machining table, a front plate body is fixedly connected to the front position of the inner cavity of the machining table, and a first electric telescopic rod is fixedly connected to the top of the back face of the front plate body; the telescopic end of the first electric telescopic rod is fixedly connected with the supporting seat body, and a movable plate is arranged at the top of the supporting seat body. One end of a length valve element can be placed on the inner surface of the limiting groove formed in the limiting ring, the two movable plates are driven to move close to or away from each other through adjustment of the adjusting mechanism, adjustment can be conducted according to different lengths, and therefore the valve element is clamped between the limiting rings, hands are loosened after clamping and fixing are conducted, and operation is convenient. The supporting seat body is driven by the front plate body to move back and forth, the valve element is moved to a proper position, through the arrangement of the structure, the valve elements with different lengths can be clamped, and then fixing is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of valve core polishing support, especially relates to a support structure for polishing and grinding hydraulic valve core. BACKGROUND

[0002] The hydraulic valve core is the core component of the hydraulic valve, and the valve core has various shapes, and the common ones are cylindrical, slide valve type valve core. The polishing method for the cylindrical valve core generally adopts the Smank abrasive grain flow technology. The Smank abrasive grain flow technology utilizes a special soft abrasive. The abrasive is composed of tiny particles and has a certain grinding capacity. Under the action of pressure, the abrasive flows in the inner hole, curved hole, complex surface and other parts of the workpiece. Through the friction and cutting action between the abrasive and the surface of the workpiece, burrs, flash and other defects on the surface of the workpiece are removed, and the surface of the workpiece is polished, so that the surface finish and precision are improved.

[0003] Since the lengths of the existing cylindrical valve cores are different, the lengths clamped by the existing cylindrical valve cores are also different, which causes inconvenience in clamping and fixing. In order to more conveniently polish and grind the cylindrical valve core, the utility model provides a support structure for polishing and grinding the valve core, which can change the clamping length, so as to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a support structure for polishing and grinding the hydraulic valve core, which can clamp valve cores of different lengths and thus conveniently fix the valve cores, so as to solve the above background technical problems.

[0005] The utility model solves the above technical problems by the following technical scheme: a support structure for polishing and grinding the hydraulic valve core, comprising a support seat body sliding forward and backward in the bottom of the inner cavity of a machining table, a front plate body fixedly connected to the front position of the inner cavity of the machining table, a top of the back surface of the front plate body fixedly connected with a first electric telescopic rod, the first electric telescopic rod fixedly connected between the telescopic end and the support seat body, a moving plate arranged on the top of the support seat body, an adjusting mechanism arranged in the support seat body and used for adjusting the movement of the moving plate, a limit ring detachably connected to the end of the moving plate away from the support seat body, and a limit groove with a smaller inner diameter than the limit ring arranged in the inner surface of the limit ring, so that the end surface of the valve core abuts against the inner surface of the limit groove.

[0006] Preferably, the adjusting mechanism comprises a servo motor fixedly connected to the bottom of the inner cavity of the support seat body, a gear fixedly connected to the output end of the servo motor, toothed plates meshed with the two sides of the surface of the gear, a sliding plate fixedly connected to the side of the toothed plate away from the gear, a vertical plate fixedly connected to the top end surface of the sliding plate, the vertical plate penetrating and sliding on the top end surface of the support seat body, and the vertical plate fixedly connected between the side of the sliding plate away from the gear and the moving plate.

[0007] Preferably, the top of the support seat cavity is provided with a through slot, the vertical plate penetrates and slides on the inner surface of the through slot, and the front and rear positions of the support seat cavity are provided with sliding grooves matched with the sliding plate.

[0008] Preferably, the bottom of the back surface of the front plate body is fixedly connected with a guide rail, the back surface of the guide rail is fixedly connected with the back surface of the machining table inner cavity, and the surface of the guide rail is slidingly connected with the support seat body.

[0009] Preferably, the bottom of the machining table inner cavity is fixedly connected with a flow guide plate, and the flow guide plate is designed to be inclined.

[0010] Preferably, one side of the machining table inner cavity is provided with a spray pipe, the back surface of the spray pipe is fixedly connected with a second electric telescopic rod, the second electric telescopic rod is fixedly connected to one side of the machining table inner cavity, and the spray pipe is externally connected with a pipeline.

[0011] The utility model discloses the beneficial effect is:

[0012] 1. The utility model discloses can place the length valve core one end on the inner surface of the limiting groove of the limiting ring, and the two moving plates are driven to move close to each other or away from each other through the adjustment of the adjusting mechanism, can be adjusted according to different lengths, so that the valve core is clamped between the limiting ring, and the hand is loosened after clamping and fixing, the support seat body is driven to move forward and backward through the front plate body, the valve core is moved to the appropriate position, through setting above structure, it can realize the clamping of the valve core of different lengths, and then the fixing is facilitated.

[0013] 2. The utility model discloses through setting servo motor drive gear rotates, to drive the toothed plate on the gear surface to move, and through the inner surface direction sliding of the sliding plate in the sliding groove, make the sliding plate drive vertical board slide on the inner surface of the through slot, and then drive the moving plate to move close to each other or away from each other.

[0014] 3. The utility model discloses through setting guide rail, the movement of support seat body is oriented.

[0015] 4. The utility model discloses through setting second electric telescopic rod drive spray pipe moves, and the spray pipe is inserted into the inside of valve core, and then the pressure soft abrasive of injection has, and the flow guide plate helps the fluid to slide to the position of water outlet pipe. ACCURACY OF DRAWINGS

[0016] Among them:

[0017] Figure 1 It is the structural schematic diagram of the utility model structure;

[0018] Figure 2 It is the local enlarged view of point A of the utility model;

[0019] Figure 3 Figure 1 is a schematic diagram of the adjusting mechanism of the utility model;

[0020] Figure 4 Figure 2 is a schematic diagram of the spray pipe structure of the utility model;

[0021] In the drawings, the components represented by each reference numeral are listed as follows:

[0022] 1, processing table, 2, support seat, 3, front plate body, 4, electric telescopic rod one, 5, moving plate, 6, limit ring, 7, limit groove, 8, servo motor, 9, gear, 10, gear plate, 11, sliding plate, 12, vertical plate, 13, through groove, 14, sliding groove, 15, guide rail, 16, guide vane, 17, spray pipe, 18, electric telescopic rod two. DETAILED DESCRIPTION

[0023] Hereinafter, the embodiment of the supporting structure for polishing and grinding of the hydraulic valve spool of the utility model will be described with reference to the accompanying drawings.

[0024] Example one:

[0025] Figures 1-4The utility model discloses a support structure for polishing and grinding hydraulic valve spool, including the support seat body 2 of front -and -back sliding in the processing table 1 inner chamber bottom, the front position fixed connection of processing table 1 inner chamber has front plate body 3, the top fixed connection of front plate body 3 back surface has electric telescopic link no. 4, and the fixed connection between the telescopic end of electric telescopic link no. 4 and support seat body 2, the top of support seat body 2 is provided with moving plate 5, and the inside of support seat body 2 is provided with the adjusting mechanism for adjusting moving plate 5 moves, and the adjusting mechanism includes the servo motor 8 of fixed connection in the inner chamber bottom of support seat body 2, and the output of servo motor 8 is fixedly connected with gear 9, and both sides of gear 9 surface all engage with the toothed plate 10, and the side fixed connection of toothed plate 10 away from gear 9 has sliding plate 11, and the top end surface fixed connection of sliding plate 11 has vertical board 12, and vertical board 12 penetrates and slides in the top end surface of support seat body 2, and the side fixed connection between vertical board 12 away from sliding plate 11 and moving plate 5, and the top of support seat body 2 inner chamber has been seted up with the through slot 13, and vertical board 12 penetrates and slides in the inner surface of through slot 13, and the front and rear position of support seat body 2 inner chamber has been seted up with the sliding slot 14 of the sliding of adaptation with sliding plate 11, through setting servo motor 8 drive gear 9 rotates, to drive the toothed plate 10 on the surface of gear 9 moves, and through the inner surface guiding sliding of sliding groove 14 of sliding plate 11, make sliding plate 11 drive vertical board 12 slide in the inner surface of through slot 13, and then drive moving plate 5 to move close or far away, the bottom fixed connection of front plate body 3 back surface has guide rail 15, and the back surface of guide rail 15 is fixedly connected with the back surface of processing table 1 inner chamber, and the surface of guide rail 15 is slidably connected with support seat body 2, through setting guide rail 15, the movement of support seat body 2 is guided, and the terminal detachable connection of moving plate 5 away from support seat body 2 has limit ring 6, and the inner surface of limit ring 6 is seted up with the limit groove 7 of the inside diameter of limit ring 6, so that the end surface of spool is in contact with the inner surface of limit groove 7, can place one end of length spool on the inner surface of limit groove 7 seted up with limit ring 6, drive two moving plates 5 to move close or far away each other through the adjustment of adjusting mechanism, can be adjusted according to different length, so that the spool is clamped between limit ring 6, and the hand is loosened after clamping and fixing, and support seat body 2 is driven to move forward and backward through front plate body 3, and the spool is moved to the appropriate position, through setting above structure, can realize clamping to the spool of different length, and then the fixed is facilitated.

[0026] Embodiment two:

[0027] Figures 1-4The utility model discloses a support structure for polishing and grinding of hydraulic valve spool, including the support seat body 2 of front -and -back sliding in the processing table 1 inner chamber bottom, the front position fixed connection of processing table 1 inner chamber has front plate body 3, the top fixed connection of front plate body 3 back surface has electric telescopic link no. 4, and the telescopic end between electric telescopic link no. 4 is fixedly connected with support seat body 2, and the top of support seat body 2 is provided with moving plate 5, and the inside of support seat body 2 is provided with the adjusting mechanism for adjusting moving plate 5 movement, and the terminal detachable connection of moving plate 5 away from support seat body 2 has limit ring 6, and the bottom fixed connection of processing table 1 inner chamber has guide vane 16, and guide vane 16 does the inclination design, and one side of processing table 1 inner chamber is provided with spray pipe 17, and the back surface fixed connection of spray pipe 17 has electric telescopic link no. 18, and electric telescopic link no. 18 is fixedly connected on one side in the inner chamber of processing table 1, and spray pipe 17 can be connected with pipeline, and by setting up electric telescopic link no. 18, spray pipe 17 is moved, and spray pipe 17 is inserted into the inside of spool, and then the fluid with pressure soft material is sprayed, and guide vane 16 helps fluid to slide to the position of outlet pipe, and the inner surface of limit ring 6 is provided with the limit groove 7 less than the inner diameter of limit ring 6, so that the end surface of spool is in contact with the inner surface of limit groove 7.

[0028] Working principle: when the utility model is used, the operator places one end of the valve core on the inner surface of the limit groove 7 of the limit ring 6, starts the servo motor 8, rotates the gear 9 driven by the servo motor 8, moves the toothed plate 10 on the surface of the gear 9, and makes the sliding plate 11 slide on the inner surface of the sliding groove 14, so that the sliding plate 11 drives the vertical plate 12 to slide on the inner surface of the through slot 13, and then moves the moving plate 5 closer or farther away, so that the valve core is clamped between the limit rings 6, and the valve core of different lengths is clamped, and then the valve core is clamped, and then the hand is loosened, the support seat body 2 is moved forward and backward by the front plate body 3, the valve core is moved to the appropriate position, then the spray pipe 17 is moved by the electric telescopic link no. 18, the spray pipe 17 is inserted into the inside of the valve core, and then the fluid with pressure soft material is sprayed, and the guide vane 16 helps the fluid to slide to the position of the outlet pipe.

Claims

1. A hydraulic valve spool polishing support structure, comprising a support seat body (2) sliding forward and backward on the bottom of the inner cavity of a machining table (1), characterized in that, The front position of the inner cavity of the processing table (1) is fixedly connected with a front plate body (3), the top of the back surface of the front plate body (3) is fixedly connected with an electric telescopic rod one (4), the telescopic end of the electric telescopic rod one (4) is fixedly connected between the support seat body (2), the top of the support seat body (2) is provided with a moving plate (5), the inside of the support seat body (2) is provided with an adjusting mechanism for adjusting the movement of the moving plate (5), the end of the moving plate (5) away from the support seat body (2) is detachably connected with a limiting ring (6), the inner surface of the limiting ring (6) is provided with a limiting groove (7) smaller than the inner diameter of the limiting ring (6), so that the end surface of the valve core abuts against the inner surface of the limiting groove (7).

2. The support structure for polishing and grinding of a hydraulic valve spool according to claim 1, characterized in that, The adjusting mechanism comprises a servo motor (8) fixedly connected in the inner cavity of the support seat body (2), the output end of the servo motor (8) is fixedly connected with a gear (9), the both sides of the surface of the gear (9) are engaged with toothed plates (10), the side of the toothed plate (10) away from the gear (9) is fixedly connected with a sliding plate (11), the top end surface of the sliding plate (11) is fixedly connected with a vertical plate (12), the vertical plate (12) penetrates and slides on the top end surface of the support seat body (2), the side of the vertical plate (12) away from the sliding plate (11) is fixedly connected with the moving plate (5).

3. The support structure for polishing spool of hydraulic valve according to claim 2, wherein, The top of the inner cavity of the support seat body (2) is provided with a through groove (13), the vertical plate (12) penetrates and slides on the inner surface of the through groove (13), the front and rear positions of the inner cavity of the support seat body (2) are provided with sliding grooves (14) suitable for sliding of the sliding plate (11).

4. The support structure for polishing and grinding of a hydraulic valve spool according to claim 1, wherein The bottom of the back surface of the front plate body (3) is fixedly connected with a guide rail (15), the back surface of the guide rail (15) is fixedly connected with the back surface of the inner cavity of the processing table (1), the surface of the guide rail (15) is slidingly connected with the support seat body (2).

5. The support structure for polishing and grinding of a hydraulic valve spool according to claim 1, wherein The bottom of the inner cavity of the processing table (1) is fixedly connected with a guide plate (16), the guide plate (16) is designed to be inclined.

6. The support structure for polishing spool of hydraulic valve according to claim 1, wherein, One side of the inner cavity of the processing table (1) is provided with a spray pipe (17), the back surface of the spray pipe (17) is fixedly connected with an electric telescopic rod two (18), the electric telescopic rod two (18) is fixedly connected on one side of the inner cavity of the processing table (1), the spray pipe (17) can be externally connected with a pipeline.

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