Slurry pump sealing ring machining clamp with bidirectional fixing structure

Abstract

The utility model belongs to the technical field of machining fixtures, and particularly relates to a slurry pump sealing ring machining fixture with a bidirectional fixing structure, which comprises a base and two groups of side plates, a transmission device is fixedly mounted on the side plates, a rotating rod is movably mounted between the side plates, and a clamping device is fixedly mounted in the middle of the rotating rod. The slurry pump sealing ring machining clamp with the two-way fixing structure comprises an ejection supporting mechanism, a clamping mechanism and an overturning mechanism, the ejection supporting mechanism comprises a clamping device, the clamping device comprises a clamp body, a limiting sealing edge is arranged at the top of the clamp body, and a rotating disc is movably installed in the clamp body; and four groups of arc top blocks are movably mounted on the side edge of the clamp main body. According to the slurry pump sealing ring machining clamp with the two-way fixing structure, through the design of the ejection mechanism and the clamping mechanism, an inner ring of a sealing ring is clamped more stably, meanwhile, through the design of the turnover mechanism, the sealing ring is turned over and machined, and the surface of the sealing ring is machined more comprehensively.

Description

TECHNICAL FIELD

[0001] The utility model relates to processing fixture technical field, concretely is a kind of slurry pump seal ring processing fixture with bidirectional fixing structure. BACKGROUND

[0002] In the production process of slurry pump, the processing of seal ring is a key step. Since the working environment of slurry pump is harsh, the seal ring needs to have good wear resistance and corrosion resistance to ensure the normal operation of the pump. Therefore, the processing precision and quality of the seal ring are crucial to the performance and life of the slurry pump.

[0003] According to the prior art, a seal ring processing fixture with bidirectional fixing structure (authorized publication number: CN219113775U) is described as follows: "The utility model discloses a seal ring processing fixture with bidirectional fixing structure, which comprises a limiting fixing seat, a limiting sliding groove, a limiting sliding block, a limiting clamping ring and a seal ring body. The limiting fixing seat is internally provided with limiting sliding grooves at equal intervals. The limiting sliding grooves are internally provided with limiting sliding blocks which are installed by sliding and clamping. The seal ring processing fixture with bidirectional fixing structure can realize synchronous inner support clamping of multiple limiting clamping rings or synchronous outer side contact clamping of multiple limiting clamping rings, thereby realizing bidirectional clamping. The whole device is more convenient to use, and the surface can be exposed completely during polishing, thereby facilitating one-time polishing without obstruction on the outer surface."

[0004] According to the above related technology, the inventor believes that there are problems when the seal ring is fixed and only one side of the seal ring can be processed. When the other side needs to be processed, the clamp needs to be loosened, the seal ring needs to be turned over and then re-clamped, which is relatively complex. Therefore, it is urgent to improve a slurry pump seal ring processing fixture with bidirectional fixing structure to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a slurry pump seal ring processing fixture with bidirectional fixing structure to solve the problems in the above background technology.

[0006] To achieve the above object, the utility model provides following technical scheme: a kind of slurry pump seal ring processing fixture with bidirectional fixed structure, including base, two groups of side plates are fixed on the base, transmission is fixedly installed on the side plate, rotating rod is movably installed between the side plate, the middle position of the rotating rod is fixedly installed with clamping device;The slurry pump seal ring processing fixture with bidirectional fixed structure includes ejection support mechanism, clamping mechanism and turnover mechanism, the ejection support mechanism includes clamping device, the clamping device includes fixture main body, the top of the fixture main body is equipped with limit edge, rotating disc is movably installed in the fixture main body, four groups of circular arc top blocks are movably installed in the side of the fixture main body.

[0007] Preferably, four groups of arc grooves are provided on the rotating disc, the arc grooves are designed to expand from the center to the edge, the side of the fixture main body is provided with a through hole, a top rod is movably installed in the through hole, and the top rod is fixedly installed on the circular arc top block.

[0008] Preferably, the bottom of the fixture main body is provided with four groups of limiting grooves, a limiting block is fixedly installed on the top rod, the limiting block passes through the arc groove and the limiting groove, and a main shaft is fixedly installed at the middle position of the rotating disc.

[0009] Preferably, the clamping mechanism includes a circular arc top block, a bayonet is provided at the middle position of the circular arc top block, a chuck is movably installed on the upper and lower edges of the bayonet, the chuck is fixedly installed on a first piston rod, and a first piston disc is fixedly installed at the end of the first piston rod.

[0010] Preferably, the first piston disc is movably installed in an arc-shaped cavity, the arc-shaped cavity is provided at the middle position of the circular arc top block, and the arc-shaped cavity is filled with hydraulic oil.

[0011] Preferably, the other end of the arc-shaped cavity is provided in the horizontal direction of the bayonet, a second piston disc is movably installed in the other end of the arc-shaped cavity, the second piston disc is fixedly installed on a second piston rod, a top block is fixedly installed at the other end of the second piston rod, and a spring is fixedly installed between the top block and the circular arc top block.

[0012] Preferably, the turnover mechanism includes a side plate, a rotating rod and a base, a support seat is fixedly installed on the side plate, a first motor is fixedly installed on the support seat, a gear one is fixedly installed on the output shaft of the first motor, a gear two is fixedly installed at the right end of the rotating rod, the gear one and the gear two are engaged, a bearing is fixedly installed on the left side plate, the outer ring of the bearing is fixedly installed on the side plate, the inner ring of the bearing is fixedly installed on the rotating rod, and a hydraulic cylinder is fixedly installed at the middle position of the base.

[0013] Compared with the prior art, the utility model has the following advantages:

[0014] 1. The slurry pump seal ring processing clamp with a bidirectional fixing structure, through the design of the ejection mechanism supporting mechanism, the sealing ring is better fixed on the clamp, and meanwhile, through the hydraulic clamping mechanism, the lower movement of the chuck at the upper and lower ends is pushed by the backward movement of the top block to clamp the sealing ring, so that the sealing ring can be more stably clamped on the clamp.

[0015] 2. The slurry pump seal ring processing clamp with a bidirectional fixing structure, through the design of the turnover mechanism, the other side of the sealing ring is turned over for processing, the problem that the original clamp can only be processed on one side is avoided, and through the hydraulic cylinder designed on the base, the clamp is pressed by the hydraulic rod, so that it is more stable. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is one of the three-dimensional schematic views of the utility model;

[0017] Figure 2 It is a structural schematic view of the ejection supporting mechanism of the utility model;

[0018] Figure 3 It is a bottom view of the ejection supporting mechanism of the utility model;

[0019] Figure 4 It is a partial sectional view of the clamping mechanism of the utility model;

[0020] Figure 5 It is a structural schematic view of the turnover mechanism of the utility model.

[0021] In the drawing: 1 base, 2 side plate, 3 transmission device, 4 rotating rod, 5 clamping device, 201 clamp main body, 202 arc-shaped groove, 203 arc-shaped top block, 204 sealing ring, 205 ejector rod, 206 limit block, 207 limit groove, 208 main shaft, 301 bayonet, 302 chuck, 303 piston rod one, 304 piston disc, 305 arc-shaped cavity, 306 piston rod two, 307 spring, 308 top block, 401 motor one, 402 supporting seat, 403 gear one, 404 gear two, 405 protective shell, 406 motor two, 407 bearing, 408 hydraulic cylinder. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than 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 protection scope of the utility model.

[0023] Embodiment one:

[0024] Please refer to Figures 1-4This utility model provides a technical solution: a slurry pump sealing ring processing fixture with a bidirectional fixed structure, including a base 1, two sets of side plates 2 fixed on the base 1, a transmission device 3 fixedly installed on the side plates 2, a rotating rod 4 movably installed between the side plates 2, and a clamping device 5 fixedly installed in the middle position of the rotating rod 4; the slurry pump sealing ring processing fixture with a bidirectional fixed structure includes an ejection support mechanism, a clamping mechanism, and a flipping mechanism, the ejection support mechanism includes the clamping device 5, the clamping device 5 includes a fixture body 201, the top of the fixture body 201 is provided with a limiting seal edge, a turntable 209 is movably installed inside the fixture body 201, and four sets of arc-shaped top blocks 203 are movably installed on the side of the fixture body 201.

[0025] The turntable 209 is provided with four sets of arc-shaped grooves 202. The arc-shaped grooves 202 are designed to expand from the center to the edge. The side of the fixture body 201 is provided with a through hole. A top rod 205 is movably installed in the through hole. The top rod 205 is fixedly installed on the arc-shaped top block 203.

[0026] The bottom of the fixture body 201 is provided with four sets of limiting grooves 207. A limiting block 206 is fixedly installed on the top rod 205. The limiting block 206 passes through the arc groove 202 and the limiting groove 207. A spindle 208 is fixedly installed in the middle position of the turntable 209.

[0027] The clamping mechanism includes an arc-shaped top block 203. A bayonet 301 is provided in the middle of the arc-shaped top block 203. Clamping plates 302 are movably installed on the upper and lower sides of the bayonet 301. The clamping plates 302 are fixedly installed on the piston rod 303. A piston disc 304 is fixedly installed at the end of the piston rod 303.

[0028] The piston disc 304 is movably installed in the arc-shaped cavity 305, which is located in the middle of the arc-shaped top block 203 and is filled with hydraulic oil.

[0029] The other end of the arc-shaped cavity 305 is located in the horizontal direction of the bayonet 301. A piston disc 309 is movably installed in the other end of the arc-shaped cavity 305. The piston disc 309 is fixedly installed on the piston rod 306. A top block 308 is fixedly installed at the other end of the piston rod 306. A spring 307 is fixedly installed between the top block 308 and the arc-shaped top block 203.

[0030] Place the sealing ring at the position of the bayonet 301, rotate the main shaft 208 to drive the turntable 209 to rotate, drive the limit block 206 to move in the arc groove 202, and at the same time control the limit block 206 to move in the bottom limit groove 207, so that the arc top block 203 is pushed outward. At the same time, the inner ring of the sealing ring 204 abuts against the top block 308 and pushes the spring 307 to move backward. Through the hydraulic oil lip movement in the arc cavity 305, the clamping plate 302 is driven to move downward, locking the sealing ring 204 and preventing the sealing ring 204 from moving up and down during the grinding process.

[0031] Embodiment two:

[0032] Please refer to Figure 5 The utility model provides a technical scheme: a slurry pump seal ring processing clamp with bidirectional fixing structure, the turnover mechanism includes side plate 2, rotation lever 4 and base 1, is fixedly installed with support seat 402 on side plate 2, is fixedly installed with motor one 401 on support seat 402, is fixedly installed with gear one 403 on the output shaft of motor one 401, the right -hand member of rotation lever 4 is fixedly installed with gear two 404, gear one 403 is engaged with gear two 404, left side plate 2 is fixedly installed with bearing 407, the outer ring of bearing 407 is fixedly installed on side plate 2, the inner ring of bearing 407 is fixedly installed on rotation lever 4, the middle position of base 1 is fixedly installed with hydraulic cylinder 408.

[0033] when completing the processing of one side of seal ring 204, start motor one 401 through gear drive, drive rotation lever 4 rotation, in turn drive clamping device 5 overturn, start hydraulic cylinder 408, make the hydraulic cylinder 408 hydraulic stem against the bottom of motor two 406, to its auxiliary fixed.

[0034] It should be noted that in this text, such as first and second relationship terms are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the term "includes", "contains" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the sentence "including a......" does not exclude the existence of other identical elements in the process, method, article or equipment including the element.

Claims

1. A slurry pump seal ring processing fixture with bidirectional fixing structure, comprising a base (1), characterized in that: The base (1) is fixed with two groups of side plates (2), the side plates (2) are fixedly installed with transmission devices (3), the side plates (2) are movably installed with rotating rods (4), and the middle positions of the rotating rods (4) are fixedly installed with clamping devices (5); The processing clamp of the slurry pump sealing ring with the bidirectional fixing structure comprises an ejection supporting mechanism, a clamping mechanism and a turnover mechanism, the ejection supporting mechanism comprises a clamping device (5), the clamping device (5) comprises a clamp main body (201), the top of the clamp main body (201) is provided with a limiting edge, a rotating disc (209) is movably installed in the clamp main body (201), and four groups of circular arc top blocks (203) are movably installed on the side edges of the clamp main body (201).

2. The slurry pump seal ring machining fixture with bidirectional fixation structure according to claim 1, characterized in that: Four groups of arc-shaped grooves (202) are arranged on the rotating disc (209), the arc-shaped grooves (202) are designed to expand from the center to the edge, the side edges of the clamp main body (201) are provided with through holes, a top rod (205) is movably installed in the through hole, and the top rod (205) is fixedly installed on the circular arc top block (203).

3. The slurry pump seal ring machining fixture with bidirectional fixation structure according to claim 2, characterized in that: The bottom of the clamp main body (201) is provided with four groups of limiting grooves (207), a limiting block (206) is fixedly installed on the top rod (205), the limiting block (206) passes through the arc-shaped groove (202) and the limiting groove (207), and a main shaft (208) is fixedly installed at the middle position of the rotating disc (209).

4. The slurry pump seal ring machining fixture with bidirectional fixation structure according to claim 3, characterized in that: The clamping mechanism comprises the circular arc top block (203), the middle position of the circular arc top block (203) is provided with a bayonet (301), upper and lower edges of the bayonet (301) are movably installed with chuck plates (302), the chuck plates (302) are fixedly installed on piston rods (303), and the ends of the piston rods (303) are fixedly installed with piston discs (304).

5. The slurry pump seal ring machining fixture with bidirectional fixation structure according to claim 4, characterized in that: The piston disc (304) is movably installed in an arc-shaped cavity (305), the arc-shaped cavity (305) is arranged at the middle position of the circular arc top block (203), and the arc-shaped cavity (305) is filled with hydraulic oil.

6. The slurry pump seal ring machining fixture with bidirectional fixation structure according to claim 5, characterized in that: The other end of the arc-shaped cavity (305) is arranged in the horizontal direction of the bayonet (301), a piston disc (309) is movably installed in the other end of the arc-shaped cavity (305), the piston disc (309) is fixedly installed on a piston rod (306), the other end of the piston rod (306) is fixedly installed with a top block (308), and the spring (307) is fixedly installed between the top block (308) and the circular arc top block (203).

7. The slurry pump seal ring machining fixture with bidirectional fixation structure according to claim 6, characterized in that: Said turnover mechanism includes side plate (2), rotating lever (4) and base (1), the support seat (402) is fixedly installed on the side plate (2), motor one (401) is fixedly installed on the support seat (402), gear one (403) is fixedly installed on the output shaft of motor one (401), gear two (404) is fixedly installed on the right end of rotating lever (4), gear one (403) is engaged with gear two (404), the left side plate (2) is fixedly installed with bearing (407), the outer ring of bearing (407) is fixedly installed on side plate (2), the inner ring of bearing (407) is fixedly installed on rotating lever (4), the middle position of base (1) is fixedly installed with hydraulic cylinder (408).

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