Efficient clamping and fixing mechanism

Abstract

The utility model relates to an efficient clamping and fixing mechanism, which belongs to the technical field of valve body assembly and comprises a bottom plate provided with a valve body stabilizing mechanism. The valve body stabilizing mechanism comprises a base plate fixedly installed on the upper surface of the bottom plate, two supporting rods, a top plate fixedly installed on the tops of the supporting rods, a first hydraulic cylinder fixedly installed on the lower surface of the top plate, and a pressing block fixedly installed on the lower surface of the first hydraulic cylinder. And the bearing cushion block is fixedly mounted on the upper surface of the base plate. According to the efficient clamping and fixing mechanism, the first hydraulic cylinder, the pressing block and the bearing cushion block are arranged on the bottom plate, when the efficient clamping and fixing mechanism is used, the pressing block can be driven by the first hydraulic cylinder to move downwards, a valve body is placed on the upper surface of the bearing cushion block, and the valve body is fixed between the pressing block and the bearing cushion block through downward pressing of the pressing block; and therefore, parts on the surface of the valve body can be assembled, use is convenient and fast, and compared with a manual handheld stable mode, the device is more stable.

Description

Technical Field

[0001] The present application relates to the technical field of valve body assembly, and in particular to a high-efficiency clamping and fixing mechanism. Background Art

[0002] A valve is a device used to control the flow of fluid (liquid, gas or mixture) by opening, closing or adjusting the flow path of the fluid to achieve flow, pressure and direction control.

[0003] During the assembly of the valve body, the valve body needs to be fixed first, and then the parts on the valve body need to be installed on the valve body by rotating using tools such as wrenches. The valve body needs to remain fixed during installation. The traditional method is to reinforce and stabilize the valve body by hand, which is more laborious and has poor stability. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the present application provides an efficient clamping and fixing mechanism with the advantage of high stability, which solves the problem that the traditional method of reinforcing and stabilizing the valve body by hand is more laborious and has poor stability.

[0005] In summary, the present application provides the following technical solutions: an efficient clamping and fixing mechanism, comprising a base plate, on which a valve body stabilizing mechanism is provided;

[0006] The valve body stabilization mechanism includes a pad fixedly installed on the upper surface of the base plate and two support rods, a top plate fixedly installed on the top of the support rod, a first hydraulic cylinder fixedly installed on the lower surface of the top plate, a clamping block fixedly installed on the lower surface of the first hydraulic cylinder, a load-bearing pad fixedly installed on the upper surface of the pad, a first auxiliary hydraulic push rod, a second auxiliary hydraulic push rod, a third auxiliary hydraulic push rod, a first auxiliary load-bearing ring fixedly installed on the top of the first auxiliary hydraulic push rod, a second auxiliary load-bearing ring fixedly installed on the top of the second auxiliary hydraulic push rod, and a third auxiliary load-bearing ring fixedly installed on the top of the third auxiliary hydraulic push rod.

[0007] Furthermore, rubber pads are fixedly installed on the lower surface of the pressing block, the upper surfaces of the load-bearing pad, the first auxiliary load-bearing ring, the second auxiliary load-bearing ring and the third auxiliary load-bearing ring.

[0008] The beneficial effect of adopting the above further solution is that the provision of the rubber pad is helpful for protecting the surface of the valve body and is helpful for preventing damage to the surface of the valve body when the valve body is fixed.

[0009] Furthermore, there are multiple first auxiliary hydraulic push rods on the first auxiliary load-bearing ring, and the multiple first auxiliary hydraulic push rods are evenly distributed on the lower surface of the first auxiliary load-bearing ring.

[0010] The beneficial effect of adopting the above further solution is that it is conducive to improving the stability of the first auxiliary load-bearing ring during lifting.

[0011] Furthermore, there are multiple second auxiliary hydraulic push rods on the second auxiliary load-bearing ring, and the multiple second auxiliary hydraulic push rods are evenly distributed on the lower surface of the second auxiliary load-bearing ring.

[0012] The beneficial effect of adopting the above further solution is that it is conducive to improving the stability of the second auxiliary load-bearing ring during lifting.

[0013] Furthermore, there are multiple third auxiliary hydraulic push rods on the third auxiliary load-bearing ring, and the multiple third auxiliary hydraulic push rods are evenly distributed on the lower surface of the third auxiliary load-bearing ring.

[0014] The beneficial effect of adopting the above further solution is that it is conducive to improving the stability of the third auxiliary load-bearing ring during lifting.

[0015] Furthermore, the first auxiliary load-bearing ring is sleeved on the outer surface of the load-bearing pad and is in sliding contact with the outer surface of the load-bearing pad, the second auxiliary load-bearing ring is sleeved on the outer surface of the first auxiliary load-bearing ring and is in sliding contact with the outer surface of the first auxiliary load-bearing ring, and the third auxiliary load-bearing ring is sleeved on the outer surface of the second auxiliary load-bearing ring and is in sliding contact with the outer surface of the second auxiliary load-bearing ring.

[0016] The beneficial effect of adopting the above further solution is that it is convenient to change the diameter of the load-bearing pad by lifting and lowering the first auxiliary load-bearing ring, the second auxiliary load-bearing ring and the third auxiliary load-bearing ring, so as to facilitate the clamping and securing of valve bodies of different diameters.

[0017] Furthermore, the outer surface of the load-bearing pad is provided with a plurality of evenly distributed first limiting grooves, and the inner surface of the first auxiliary load-bearing ring is fixedly installed with a first limiting block which is inserted into the first limiting groove and is in sliding contact with the inner surface of the first limiting groove.

[0018] The beneficial effect of adopting the above further solution is: the first limiting slide groove and the first limiting block are conducive to limiting the first auxiliary load-bearing ring, so that the upper surface of the first auxiliary load-bearing ring is flush with the upper surface of the load-bearing pad when it rises to the highest point.

[0019] Furthermore, the outer surface of the first auxiliary load-bearing ring is provided with a plurality of evenly distributed second limiting grooves, and the inner surface of the second auxiliary load-bearing ring is fixedly provided with a second limiting block which is inserted into the second limiting groove and is in sliding contact with the inner surface of the second limiting groove.

[0020] The beneficial effect of adopting the above further solution is: the second limiting slide groove and the second limiting block are conducive to limiting the second auxiliary load-bearing ring, so that the upper surface of the second auxiliary load-bearing ring is flush with the upper surface of the first auxiliary load-bearing ring when it rises to the highest point.

[0021] Furthermore, the outer surface of the second auxiliary load-bearing ring is provided with a plurality of evenly distributed third limiting grooves, and the inner surface of the third auxiliary load-bearing ring is fixedly installed with a third limiting block which is inserted into the third limiting groove and is in sliding contact with the inner surface of the third limiting groove.

[0022] The beneficial effect of adopting the above further solution is: the third limiting slide groove and the third limiting block are conducive to limiting the third auxiliary load-bearing ring, so that the upper surface of the third auxiliary load-bearing ring is flush with the upper surface of the second auxiliary load-bearing ring when it rises to the highest point.

[0023] Compared with the existing technology, the technical solution of this application has the following beneficial effects:

[0024] 1. This efficient clamping and fixing mechanism is equipped with a first hydraulic cylinder, a clamping block and a load-bearing pad on the bottom plate. When in use, the clamping block can be driven downward by the first hydraulic cylinder to place the valve body on the upper surface of the load-bearing pad. The valve body is fixed between the clamping block and the load-bearing pad by the downward pressure of the clamping block, and then the parts on the surface of the valve body can be assembled. It is convenient and quick to use, and is more stable than the manual hand-held method.

[0025] 2. This efficient clamping and fixing mechanism has a first auxiliary load-bearing ring sleeved on the outer surface of the load-bearing pad, a second auxiliary load-bearing ring sleeved on the outer surface of the first auxiliary load-bearing ring, and a third auxiliary load-bearing ring sleeved on the outer surface of the second auxiliary load-bearing ring. When in use, the diameter of the load-bearing pad can be changed by the thickness of the first auxiliary load-bearing ring, the second auxiliary load-bearing ring and the third auxiliary load-bearing ring, so that the load-bearing pad can adapt to valve bodies of different diameters. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the utility model;

[0027] Figure 2 It is a schematic diagram of the surface structure of the pad of the utility model.

[0028] Description of reference numerals:

[0029] 1. Bottom plate; 2. Pad; 3. Support rod; 4. Top plate; 5. First hydraulic cylinder; 6. Clamping block; 7. Load-bearing pad; 8. First auxiliary hydraulic push rod; 9. Second auxiliary hydraulic push rod; 10. Third auxiliary hydraulic push rod; 11. First auxiliary load-bearing ring; 12. Second auxiliary load-bearing ring; 13. Third auxiliary load-bearing ring; 14. Rubber pad; 15. First limiting slide; 16. First limiting block; 17. Second limiting slide; 18. Second limiting block; 19. Third limiting slide; 20. Third limiting block. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of this application to clearly and completely describe the technical solutions in the embodiments of this application. Obviously, the embodiments described are only part of the embodiments of this application, not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this application.

[0031] See also Figures 1 to 2 In this embodiment, an efficient clamping and fixing mechanism includes a base plate 1, on which a valve body stabilizing mechanism is provided. The valve body stabilizing mechanism includes a backing plate 2 fixedly mounted on the upper surface of the base plate 1 and two support rods 3, a top plate 4 fixedly mounted on the top of the support rods 3, a first hydraulic cylinder 5 fixedly mounted on the lower surface of the top plate 4, a pressing block 6 fixedly mounted on the lower surface of the first hydraulic cylinder 5, a load-bearing pad 7 fixedly mounted on the upper surface of the backing plate 2, a first auxiliary hydraulic push rod 8, a second auxiliary hydraulic push rod 9, a third auxiliary hydraulic push rod 10, and a hydraulic pressure regulating rod 11 fixedly mounted on the bottom surface of the base plate 1. The first auxiliary load-bearing ring 11 on the top of the first auxiliary hydraulic jack 8, the second auxiliary load-bearing ring 12 fixedly installed on the top of the second auxiliary hydraulic jack 9, the third auxiliary load-bearing ring 13 fixedly installed on the top of the third auxiliary hydraulic jack 10, the lower surface of the clamping block 6, the load-bearing pad 7, the first auxiliary load-bearing ring 11, the second auxiliary load-bearing ring 12 and the upper surface of the third auxiliary load-bearing ring 13 are all fixedly installed with rubber pads 14. The provision of the rubber pads 14 is beneficial to protecting the surface of the valve body and preventing damage to the surface of the valve body when the valve body is fixed.

[0032] There are multiple first auxiliary hydraulic push rods 8 on the first auxiliary load-bearing ring 11, and multiple first auxiliary hydraulic push rods 8 are evenly distributed on the lower surface of the first auxiliary load-bearing ring 11, which is beneficial to improving the stability of the first auxiliary load-bearing ring 11 when it is lifted or lowered. There are multiple second auxiliary hydraulic push rods 9 on the second auxiliary load-bearing ring 12, and multiple second auxiliary hydraulic push rods 9 are evenly distributed on the lower surface of the second auxiliary load-bearing ring 12, which is beneficial to improving the stability of the second auxiliary load-bearing ring 12 when it is lifted or lowered. There are multiple third auxiliary hydraulic push rods 10 on the third auxiliary load-bearing ring 13, and multiple third auxiliary hydraulic push rods 10 are evenly distributed on the lower surface of the third auxiliary load-bearing ring 13, which is beneficial to improving the stability of the third auxiliary load-bearing ring 13 when it is lifted or lowered.

[0033] The first auxiliary load-bearing ring 11 is sleeved on the outer surface of the load-bearing pad 7 and is in sliding contact with the outer surface of the load-bearing pad 7. The second auxiliary load-bearing ring 12 is sleeved on the outer surface of the first auxiliary load-bearing ring 11 and is in sliding contact with the outer surface of the first auxiliary load-bearing ring 11. The third auxiliary load-bearing ring 13 is sleeved on the outer surface of the second auxiliary load-bearing ring 12 and is in sliding contact with the outer surface of the second auxiliary load-bearing ring 12. It is convenient to change the diameter of the load-bearing pad 7 by raising and lowering the first auxiliary load-bearing ring 11, the second auxiliary load-bearing ring 12 and the third auxiliary load-bearing ring 13, so as to clamp and secure valve bodies of different diameters.

[0034] The outer surface of the load-bearing pad 7 is provided with a plurality of evenly distributed first limiting grooves 15, and the inner surface of the first auxiliary load-bearing ring 11 is fixedly installed with a first limiting block 16 that is inserted into the first limiting groove 15 and slides in contact with the inner surface of the first limiting groove 15. The first limiting groove 15 and the first limiting block 16 are conducive to limiting the first auxiliary load-bearing ring 11, so that when the first auxiliary load-bearing ring 11 rises to the highest point, its upper surface is flush with the upper surface of the load-bearing pad 7; the outer surface of the first auxiliary load-bearing ring 11 is provided with a plurality of evenly distributed second limiting grooves 17, and the inner surface of the second auxiliary load-bearing ring 12 is fixedly installed with a second limiting groove 17 that is inserted into the second limiting groove 17 and slides in contact with the inner surface of the second limiting groove 17. The positioning block 18 is conducive to limiting the second auxiliary load-bearing ring 12 through the second limiting groove 17 and the second limiting block 18, so that the upper surface of the second auxiliary load-bearing ring 12 is flush with the upper surface of the first auxiliary load-bearing ring 11 when it rises to the highest point; the outer surface of the second auxiliary load-bearing ring 12 is provided with a plurality of evenly distributed third limiting grooves 19, and the inner surface of the third auxiliary load-bearing ring 13 is fixedly installed with a third limiting block 20 that is inserted into the third limiting groove 19 and is in sliding contact with the inner surface of the third limiting groove 19. The third limiting groove 19 and the third limiting block 20 are conducive to limiting the third auxiliary load-bearing ring 13, so that the upper surface of the third auxiliary load-bearing ring 13 is flush with the upper surface of the second auxiliary load-bearing ring 12 when it rises to the highest point.

[0035] It should be noted that the rubber pad 14 in this embodiment is made of polyurethane rubber, which has extremely high wear resistance and tear resistance and is not easily damaged after long-term use.

[0036] It should be noted that the surface of the rubber pad 14 in this embodiment that contacts the valve body is provided with an anti-slip texture. By providing the anti-slip texture, the friction between the surface of the rubber pad 14 and the surface of the valve body can be increased, which is beneficial to prevent the valve body from sliding on the surface of the rubber pad 14 and is beneficial to improving the clamping stability of the valve body.

[0037] It should be noted that the first auxiliary hydraulic ram 8, the second auxiliary hydraulic ram 9 and the third auxiliary hydraulic ram 10 in this embodiment are locking-type hydraulic ram structures suitable for use in situations where safety locking is required. This type of hydraulic ram can maintain a fixed position when there is no hydraulic pressure. Its working pressure exceeds 40 MPa and is suitable for carrying heavy objects and withstanding high pressure.

[0038] It should be noted that the first hydraulic cylinder 5 in this embodiment is a locking hydraulic cylinder, which can maintain its position when there is no hydraulic pressure. It is suitable for situations where safe locking is required, and is convenient for maintaining the stability of the valve body after clamping the valve body.

[0039] It should be noted that the base plate 1, pad 2, support rod, top plate 4, clamping block 6, first auxiliary load-bearing ring 11, second auxiliary load-bearing ring 12 and third auxiliary load-bearing ring 13 in this embodiment are all made of alloy steel. Alloy steel has high strength, good corrosion resistance and high temperature resistance, is suitable for bearing heavy loads and high pressure, has good toughness, can remain stable under impact and vibration, has strong wear resistance, is suitable for use in wear environments, and has a longer service life.

[0040] The working principle of the above embodiment is:

[0041] During use, the first auxiliary hydraulic jack 8, the second auxiliary hydraulic jack 9 and the third auxiliary hydraulic jack 10 can respectively control the lifting and lowering of the first auxiliary load-bearing ring 11, the second auxiliary load-bearing ring 12 and the third auxiliary load-bearing ring 13 until the diameter of the load-bearing pad 7 and the first auxiliary load-bearing ring 11, the second auxiliary load-bearing ring 12 or the third auxiliary load-bearing ring 13 can adapt to the diameter of the valve body to be fixed, and then the valve body is placed on the top of the load-bearing pad 7, and the clamping block 6 is driven downward by the first hydraulic cylinder 5 so that the clamping block 6 contacts the top of the valve body, and the valve body can be fixed.

Claims

1. An efficient clamping and fixing mechanism, comprising a base plate (1), characterized in that: A valve body stabilizing mechanism is provided on the bottom plate (1); The valve body stabilizing mechanism comprises a pad (2) fixedly mounted on the upper surface of the base plate (1) and two support rods (3), a top plate (4) fixedly mounted on the top of the support rod (3), a first hydraulic cylinder (5) fixedly mounted on the lower surface of the top plate (4), a pressing block (6) fixedly mounted on the lower surface of the first hydraulic cylinder (5), a load-bearing pad (7) fixedly mounted on the upper surface of the pad (2), a first auxiliary hydraulic push rod (8), a second auxiliary hydraulic push rod (9), a third auxiliary hydraulic push rod (10), a first auxiliary load-bearing ring (11) fixedly mounted on the top of the first auxiliary hydraulic push rod (8), a second auxiliary load-bearing ring (12) fixedly mounted on the top of the second auxiliary hydraulic push rod (9), and a third auxiliary load-bearing ring (13) fixedly mounted on the top of the third auxiliary hydraulic push rod (10).

2. The high-efficiency clamping and fixing mechanism according to claim 1, characterized in that: The lower surface of the pressing block (6), the upper surfaces of the load-bearing pad (7), the first auxiliary load-bearing ring (11), the second auxiliary load-bearing ring (12), and the third auxiliary load-bearing ring (13) are all fixedly mounted with rubber pads (14).

3. The high-efficiency clamping and fixing mechanism according to claim 1, characterized in that: There are multiple first auxiliary hydraulic push rods (8) on the first auxiliary load-bearing ring (11), and the multiple first auxiliary hydraulic push rods (8) are evenly distributed on the lower surface of the first auxiliary load-bearing ring (11).

4. The high-efficiency clamping and fixing mechanism according to claim 1, characterized in that: There are multiple second auxiliary hydraulic push rods (9) on the second auxiliary load-bearing ring (12), and the multiple second auxiliary hydraulic push rods (9) are evenly distributed on the lower surface of the second auxiliary load-bearing ring (12).

5. The high-efficiency clamping and fixing mechanism according to claim 1, characterized in that: There are multiple third auxiliary hydraulic push rods (10) on the third auxiliary load-bearing ring (13), and the multiple third auxiliary hydraulic push rods (10) are evenly distributed on the lower surface of the third auxiliary load-bearing ring (13).

6. The high-efficiency clamping and fixing mechanism according to claim 1, characterized in that: The first auxiliary load-bearing ring (11) is sleeved on the outer surface of the load-bearing pad (7) and is in sliding contact with the outer surface of the load-bearing pad (7); the second auxiliary load-bearing ring (12) is sleeved on the outer surface of the first auxiliary load-bearing ring (11) and is in sliding contact with the outer surface of the first auxiliary load-bearing ring (11); and the third auxiliary load-bearing ring (13) is sleeved on the outer surface of the second auxiliary load-bearing ring (12) and is in sliding contact with the outer surface of the second auxiliary load-bearing ring (12).

7. The high-efficiency clamping and fixing mechanism according to claim 1, characterized in that: The outer surface of the load-bearing pad (7) is provided with a plurality of evenly distributed first limiting slots (15), and the inner surface of the first auxiliary load-bearing ring (11) is fixedly mounted with a first limiting block (16) which is inserted into the first limiting slot (15) and is in sliding contact with the inner surface of the first limiting slot (15).

8. The high-efficiency clamping and fixing mechanism according to claim 1, characterized in that: The outer surface of the first auxiliary load-bearing ring (11) is provided with a plurality of evenly distributed second limiting slots (17), and the inner surface of the second auxiliary load-bearing ring (12) is fixedly provided with a second limiting block (18) which is inserted into the second limiting slot (17) and is in sliding contact with the inner surface of the second limiting slot (17).

9. The high-efficiency clamping and fixing mechanism according to claim 1, characterized in that: The outer surface of the second auxiliary load-bearing ring (12) is provided with a plurality of evenly distributed third limiting slots (19), and the inner surface of the third auxiliary load-bearing ring (13) is fixedly mounted with a third limiting block (20) which is inserted into the third limiting slot (19) and is in sliding contact with the inner surface of the third limiting slot (19).

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