Clamping tool for hydraulic valve body machining

Abstract

The utility model belongs to the technical field of hydraulic valve machining, and discloses a clamping tool for hydraulic valve body machining, the clamping tool comprises a mounting disc, a plurality of fixing grooves are formed in the upper surface of the mounting disc in a circumferential array mode, clamps are arranged in the fixing grooves in a sliding mode, and a containing groove is formed in the upper surface of the mounting disc; the containing grooves communicate with the fixing grooves, and a driving assembly used for driving the clamps is arranged on the mounting disc. The effect of improving the stability of the device is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic valve processing technical field especially relates to a hydraulic valve body processing is with clamping frock. BACKGROUND

[0002] It is known that hydraulic valve is a kind of automation component operated by pressure oil, it is controlled by pressure oil of pressure regulating valve, usually combined with electromagnetic pressure regulating valve, can be used for the on-off of long-distance control hydropower station oil, gas, water pipeline system, when hydraulic valve production is completed, in order to process requirement, hydraulic valve body needs to be processed, hydraulic valve body processing frock clamp is needed at this time.

[0003] For the related technology in the above, the inventor considers that there are the following defects: hydraulic valve body is mostly cylindrical structure, the existing clamping frock is mostly fixed using traditional vice when fixing cylindrical workpiece. Then, fixed hydraulic valve is processed, in this process, the workpiece is fixed by the vice, and the workpiece is not fixed firmly, and shaking occurs in the processing process, thereby the stability of the device is reduced. UTILITY MODEL CONTENT

[0004] In order to solve the above problems, the utility model provides a hydraulic valve body processing is with clamping frock.

[0005] The above technical purpose of the utility model is realized through the following technical scheme: a hydraulic valve body processing is with clamping frock, including installation disc, the upper surface circumferential array of installation disc is equipped with multiple fixed slots, multiple the fixed slot in is slidably provided with clamp, the upper surface of installation disc is equipped with accommodating groove, the accommodating groove and fixed slot are interconnected, installation disc is provided with the drive assembly for driving clamp.

[0006] Through adopting the above technical scheme, when the staff needs to fix and process hydraulic valve, the staff needs to start drive assembly, and then the clamp moves to the direction of mutual approach under the action of drive assembly, so that the three clamps clamp the hydraulic valve in the accommodating groove, in this process, the three clamps clamp and fix the hydraulic valve at the same time, thereby the probability of shaking of the clamp in the use process is reduced, and the stability of the device is improved.

[0007] Further, the sidewall of the installation disc is provided with an arc-shaped groove, the inner wall of the arc-shaped groove is provided with a rotating groove, the inner bottom wall of the fixed groove is provided with a sliding groove, the sliding groove and the rotating groove are interconnected, the drive assembly comprises a driving disc rotatably arranged in the rotating groove, a rotating rod rotatably arranged in the arc-shaped groove and a sliding rod slidably arranged in the sliding groove, the rotating rod and the driving disc are fixed to each other, the sliding rod and the clamp are fixed to each other, a plurality of rotating grooves are formed through the upper surface of the driving disc, and the sliding rod is rotatably connected with the rotating groove.

[0008] By adopting the above technical scheme, when the worker needs to clamp the hydraulic valve, the worker needs to rotate the rotating rod, and then the driving disc rotates under the action of the rotating rod, so that the sliding rod moves along the rotating groove under the action of the driving disc. In this process, the clamp moves with the sliding rod, but since the clamp slides in the fixed groove, the clamp can only slide in the fixed groove, so that the clamp moves in the direction of approaching each other, and then the clamp clamps the hydraulic valve, thereby reducing the probability of shaking of the clamp during use, thereby improving the stability of the device.

[0009] Further, a limiting hole is formed in the inner bottom wall of the rotating groove, an annular groove is formed in the inner wall of the limiting hole, a limiting rod is rotatably arranged in the limiting hole, and an annular block is rotatably arranged in the annular groove.

[0010] By adopting the above technical scheme, when the driving disc rotates, the limiting rod and the annular block rotate synchronously with the driving disc under the action of the driving disc. In this process, the limiting rod and the annular block reduce the probability of shaking of the driving disc during rotation, thereby improving the stability of the device.

[0011] Further, a resisting groove is formed in the outer wall of the rotating rod, an installation groove is formed in the inner wall of the resisting groove, a resisting block is slidably arranged in the resisting groove, and an installation rod is slidably arranged in the installation groove.

[0012] Further, a threaded rod is threadedly penetrated and arranged on the side wall of the rotating rod away from the driving disc, and the threaded rod is rotatably connected with the installation rod.

[0013] By adopting the above technical scheme, the worker needs to rotate the threaded rod, and then the threaded rod moves in the direction of approaching the first inclined surface, so that the installation rod slides in the direction of approaching the first inclined surface under the action of the threaded rod, and then the installation rod gradually approaches and finally abuts against the first inclined surface, so that the resisting block abuts against the inner wall of the arc-shaped groove under the action of the installation rod, thereby reducing the probability of rotating the rotating rod to drive the driving disc to rotate during processing, thereby reducing the probability of shaking when fixing the hydraulic valve, and thereby improving the stability of the device.

[0014] Further, a reset groove is formed in the inner wall of the resisting groove, a reset block is slidably arranged in the reset groove, a first spring is fixedly arranged on the side wall of the reset block, the other end of the first spring is fixedly arranged on the inner wall of the reset groove, and the reset block is fixedly arranged with the resisting block.

[0015] By adopting the technical scheme, when the mounting rod and the first inclined surface are separated from each other, the reset block slides upward under the action of the first spring, and then the abutting block moves upward under the action of the reset block, thereby reducing the difficulty of the worker in resetting the abutting block, and further reducing the working difficulty of the worker.

[0016] Further, a limiting groove is formed in the inner wall of the fixing groove, and a limiting block is slidably arranged in the limiting groove and fixed with the clamp.

[0017] By adopting the technical scheme, when the clamp slides, the limiting block slides along with the clamp under the action of the clamp, and in this process, the limiting block limits the clamp, thereby reducing the probability that the clamp is separated from the fixing groove, and thereby improving the stability of the device.

[0018] Further, the clamp is provided with a rounded corner at one end close to the accommodating groove.

[0019] By adopting the technical scheme, the rounded corner reduces the probability of damage to the hydraulic valve when the clamp fixes the hydraulic valve.

[0020] In summary, the utility model has the following beneficial effects:

[0021] 1. In the application, when the worker needs to fix and process the hydraulic valve, the worker needs to start the driving assembly, and then the clamp moves in the direction of approaching each other under the action of the driving assembly, so that the three clamps clamp the hydraulic valve in the accommodating groove. In this process, the three clamps clamp and fix the hydraulic valve at the same time, thereby reducing the probability of shaking of the clamp in use, and thereby improving the stability of the device.

[0022] 2. In the application, when the worker needs to clamp the hydraulic valve, the worker needs to rotate the rotating rod, and then the driving disc rotates under the action of the rotating rod, so that the sliding rod moves along the rotating groove under the action of the driving disc. In this process, the clamp moves along with the sliding rod, but since the clamp slides in the fixing groove, the clamp can only slide in the fixing groove, so that the clamp moves in the direction of approaching each other, and then the clamp clamps the hydraulic valve, thereby reducing the probability of shaking of the clamp in use, and thereby improving the stability of the device.

[0023] 3. In the application, when the driving disc rotates, the limiting rod and the annular block rotate synchronously with the driving disc under the action of the driving disc. In this process, the limiting rod and the annular block reduce the probability of shaking of the driving disc during rotation, thereby improving the stability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a whole structure schematic view of the utility model embodiment;

[0025] Figure 2 is the cross section structure schematic view of the driving assembly in the embodiment of the utility model;

[0026] Figure 3 is the structure schematic view of the driving disc and the clamp in the embodiment of the utility model;

[0027] Figure 4 is the cross section structure schematic view of the rotating rod in the embodiment of the utility model;

[0028] Figure 5 is the cross section structure schematic view of the mounting disc and the fixed disc in the embodiment of the utility model.

[0029] In the drawing: 1, mounting disc; 11, clamp; 12, fixed slot; 13, containing slot; 2, arc slot; 21, rotating slot; 22, sliding slot; 3, driving assembly; 31, driving disc; 32, rotating rod; 33, sliding rod; 34, rotating slot; 4, limiting hole; 41, annular slot; 42, limiting rod; 43, annular block; 5, abutting slot; 51, mounting slot; 52, abutting block; 53, mounting rod; 54, first inclined surface; 6, threaded rod; 7, reset slot; 71, reset block; 72, first spring; 8, limiting slot; 81, limiting block; 9, round corner. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments; based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0031] As Figures 1-5 shown, the present application discloses a kind of clamping tool for hydraulic valve body processing, including mounting disc 1, clamp 11, driving assembly 3, limiting rod 42, annular block 43, abutting block 52, mounting rod 53, threaded rod 6, reset block 71 and first spring 72.Mounting disc 1 is circular plate structure, its axis is vertical, and a plurality of fixed slots 12 are arranged on the upper surface of mounting disc 1 in circumferential direction, the upper surface of mounting disc 1 is provided with containing slot 13, and containing slot 13 is communicated with fixed slot 12.Clamp 11 is provided with a plurality of and is slidably arranged in a plurality of fixed slots 12.

[0032] When the staff needs to fix the hydraulic valve, the staff needs to start the driving assembly 3, and then the clamp 11 moves to the direction of approaching each other under the action of the driving assembly 3, so that the three clamps 11 clamp the hydraulic valve in the containing groove 13. In this process, the three clamps 11 clamp and fix the hydraulic valve at the same time, thereby reducing the probability of shaking of the clamp 11 in use, thereby improving the stability of the device.

[0033] An arc-shaped groove 2 is formed in the side wall of the mounting disc 1, an rotating groove 21 is formed in the inner wall of the arc-shaped groove 2, a sliding groove 22 is formed in the inner bottom wall of the fixed groove 12, and the sliding groove 22 and the rotating groove 21 are in communication. The driving assembly 3 is arranged on the mounting disc 1 and is used for driving the clamp 11. The driving assembly 3 includes a driving disc 31, a rotating rod 32, and a sliding rod 33. The driving disc 31 is a circular plate structure, the axis line of which coincides with the axis line of the mounting disc 1, the driving disc 31 is rotationally arranged in the rotating groove 21, and a plurality of rotating grooves 34 are formed in the upper surface of the driving disc 31. The rotating rod 32 is rotationally arranged in the arc-shaped groove 2, the axis line of which is horizontal, and the rotating rod 32 is fixed to the driving disc 31. The sliding rod 33 is a circular rod structure, the axis line of which is vertical, the sliding rod 33 is slidingly arranged in the sliding groove 22, the sliding rod 33 is fixed to the clamp 11, and the sliding rod 33 is rotationally connected to the rotating groove 34.

[0034] When the staff needs to clamp the hydraulic valve, the staff needs to rotate the rotating rod 32, and then the driving disc 31 rotates under the action of the rotating rod 32, so that the sliding rod 33 moves along the rotating groove 34 under the action of the driving disc 31. In this process, the clamp 11 moves with the sliding rod 33, but since the clamp 11 slides in the fixed groove 12, the clamp 11 can only slide in the fixed groove 12, so that the clamp 11 moves to the direction of approaching each other, and then the clamp 11 clamps the hydraulic valve, thereby reducing the probability of shaking of the clamp 11 in use, thereby improving the stability of the device.

[0035] A limiting hole 4 is formed in the inner bottom wall of the rotating groove 21, and an annular groove 41 is formed in the inner wall of the limiting hole 4. The limiting rod 42 is a circular rod structure, the axis line of which coincides with the axis line of the mounting disc 1, the limiting rod 42 is rotationally arranged in the limiting hole 4, and the limiting rod 42 is fixed to the driving disc 31. The annular block 43 is rotationally arranged in the annular groove 41, the axis line of which coincides with the axis line of the mounting disc 1, and the annular block 43 is fixed to the limiting rod 42.

[0036] When the driving disc 31 rotates, the limiting rod 42 and the annular block 43 rotate synchronously with the driving disc 31 under the action of the driving disc 31. In this process, the limiting rod 42 and the annular block 43 reduce the probability of shaking of the driving disc 31 during rotation, thereby improving the stability of the device.

[0037] The outer wall of the rotating rod 32 is provided with an abutting groove 5, and the inner wall of the abutting groove 5 is provided with a mounting groove 51. The abutting block 52 is a rectangular block structure, and the abutting block 52 is slidingly arranged in the abutting groove 5. The mounting rod 53 is a rectangular rod structure, and the mounting rod 53 is slidingly arranged in the mounting groove 51. The side wall of the abutting block 52 close to the edge of the abutting block 52 is provided with a first inclined surface 54.

[0038] The threaded rod 6 is threadedly arranged on the side wall of the rotating rod 32 away from the driving disc 31, and the axis of the threaded rod 6 coincides with the axis of the rotating rod 32. The threaded rod 6 is rotationally connected with the mounting rod 53.

[0039] The worker needs to rotate the threaded rod 6, and then move the threaded rod 6 to the direction close to the first inclined surface 54, so that the mounting rod 53 is slidingly arranged to the direction close to the first inclined surface 54 under the action of the threaded rod 6, and then the mounting rod 53 gradually approaches and finally abuts against the first inclined surface 54, so that the abutting block 52 abuts against the inner wall of the arc-shaped groove 2 under the action of the mounting rod 53, thereby reducing the probability of rotating the driving disc 31 by rotating the rotating rod 32 during processing, thereby reducing the probability of shaking when fixing the hydraulic valve, and thereby improving the stability of the device.

[0040] The inner wall of the abutting groove 5 is provided with a reset groove 7, and the reset block 71 is a rectangular block structure. The reset block 71 is slidingly arranged in the reset groove 7, and the reset block 71 is fixed with the abutting block 52. One end of the first spring 72 is fixedly arranged on the side wall of the reset block 71, and the other end of the first spring 72 is fixedly arranged on the inner wall of the reset groove 7.

[0041] When the mounting rod 53 and the first inclined surface 54 are separated from each other, the reset block 71 is slidingly arranged upward under the action of the first spring 72, and then the abutting block 52 is moved upward under the action of the reset block 71, thereby reducing the difficulty of the worker resetting the abutting block 52, and thereby reducing the working difficulty of the worker.

[0042] In order to improve the stability of the device, the inner wall of the fixing groove 12 is provided with a limiting groove 8, and the limiting block 81 is slidingly arranged in the limiting groove 8. The limiting block 81 is fixed with the clamp 11. When the clamp 11 slides, the limiting block 81 slides with the clamp 11 under the action of the clamp 11. In this process, the limiting block 81 limits the clamp 11, thereby reducing the probability of separating the clamp 11 from the fixing groove 12, and thereby improving the stability of the device.

[0043] In order to reduce the probability of damage of the hydraulic valve, the clamp 11 is provided with a round corner 9 close to the containing groove 13. The round corner 9 reduces the probability of damage to the hydraulic valve when the clamp 11 fixes the hydraulic valve.

[0044] The working principle of the clamping tool for machining hydraulic valve bodies in the embodiment is as follows: when the worker needs to clamp the hydraulic valve, the worker needs to rotate the rotating rod 32, and then the driving disc 31 is rotated under the action of the rotating rod 32, so that the sliding rod 33 moves along the rotating groove 34 under the action of the driving disc 31, in the process, the clamp 11 moves with the sliding rod 33, but since the clamp 11 slides in the fixed groove 12, the clamp 11 can only slide in the fixed groove 12, so that the clamp 11 moves in the direction of approaching each other, and then the clamp 11 clamps the hydraulic valve, thereby reducing the probability of shaking of the clamp 11 in the use process, and improving the stability of the device.

[0045] The above is only the preferred embodiment of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical solution falling within the concept of the present application belongs to the protection scope of the present application. It should be noted that, for ordinary skilled persons in the art, some improvements and decorations without departing from the principles of the present application are also considered as the protection scope of the present application.

Claims

1. A clamping tool for machining hydraulic valve bodies, comprising a mounting disc (1), characterised in that: The upper surface of the mounting disc (1) is provided with a plurality of fixing grooves (12) in circumferential array, a clamp (11) is slidably arranged in each of the fixing grooves (12), the upper surface of the mounting disc (1) is provided with a containing groove (13), the containing groove (13) and the fixing grooves (12) are in communication, and the mounting disc (1) is provided with a driving assembly (3) for driving the clamp (11).

2. The hydraulic valve body machining clamping tool according to claim 1, characterized in that: An arc-shaped groove (2) is formed in the side wall of the mounting disc (1), an inner wall of the arc-shaped groove (2) is provided with a rotating groove (21), an inner bottom wall of the fixing groove (12) is provided with a sliding groove (22), the sliding groove (22) and the rotating groove (21) are in communication, the driving assembly (3) comprises a driving disc (31) rotatably arranged in the rotating groove (21), a rotating rod (32) rotatably arranged in the arc-shaped groove (2) and a sliding rod (33) slidably arranged in the sliding groove (22), the rotating rod (32) and the driving disc (31) are fixed to each other, the sliding rod (33) and the clamp (11) are fixed to each other, and the upper surface of the driving disc (31) is provided with a plurality of rotating grooves (34) in penetration.

3. The hydraulic valve body machining clamping tool according to claim 2, characterized in that: An inner bottom wall of the rotating groove (21) is provided with a limiting hole (4), an inner wall of the limiting hole (4) is provided with an annular groove (41), a limiting rod (42) is rotatably arranged in the limiting hole (4), and an annular block (43) is rotatably arranged in the annular groove (41). The annular block (43) and the limiting rod (42) are fixed to each other, and the limiting rod (42) and the driving disc (31) are fixed to each other.

4. The hydraulic valve body machining clamping tool according to claim 2, characterized in that: An outer wall of the rotating rod (32) is provided with an abutting groove (5), an inner wall of the abutting groove (5) is provided with a mounting groove (51), an abutting block (52) is slidably arranged in the abutting groove (5), and a mounting rod (53) is slidably arranged in the mounting groove (51). A first inclined surface (54) is formed on the side wall of the abutting block (52) close to the edge where one of the adjacent side walls intersects.

5. The hydraulic valve body machining clamping tool according to claim 4, characterized in that: A threaded rod (6) is threadedly and penetratively arranged on the side wall of the rotating rod (32) away from the driving disc (31), and the threaded rod (6) is rotatably connected with the mounting rod (53).

6. The hydraulic valve body machining clamping tool according to claim 4, characterized in that: An inner wall of the abutting groove (5) is provided with a reset groove (7), a reset block (71) is slidably arranged in the reset groove (7), a first spring (72) is fixedly arranged on the side wall of the reset block (71), the other end of the first spring (72) is fixedly arranged on the inner wall of the reset groove (7), and the reset block (71) and the abutting block (52) are fixed to each other.

7. The hydraulic valve body machining clamping tool according to claim 1, characterized in that: An inner wall of the fixing groove (12) is provided with a limiting groove (8), and a limiting block (81) is slidably arranged in the limiting groove (8). The limiting block (81) and the clamp (11) are fixed to each other.

8. The hydraulic valve body machining clamping tool according to claim 1, characterized in that: One end of the clamp (11) close to the containing groove (13) is provided with a round corner (9).

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