CN213673778U

CN213673778U - Clamping device is used in swash plate processing of hydraulic pressure plunger pump

Info

Publication number: CN213673778U
Application number: CN202022599222.3U
Authority: CN
Inventors: 张劲松
Original assignee: Guizhou Shengli Hydraulic Co ltd
Current assignee: Guizhou Shengli Hydraulic Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-07-13
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a clamping device for processing a swash plate of a hydraulic plunger pump, which comprises a base plate, wherein four corners of the upper part of the base plate are provided with support columns, the top end of each support column is provided with a deck plate, the upper part of the base plate is provided with a three-axis cylinder in the middle, the top of the three-axis cylinder is uniformly provided with two groups of fixing seats, two groups of straight grooves are uniformly formed in the middle of the upper part and the lower part of the deck plate, the top of the deck plate is provided with a clamping mechanism above the two groups of straight grooves, cam bearing followers are arranged in the middle of the two sides of the fixing seats, and the bottom of the deck plate is; a clamping device is used in processing of sloping cam plate of hydraulic pressure plunger pump, can be convenient for carry out effective centre gripping to the sloping cam plate of hydraulic pressure plunger pump fast and fix, easy operation, labour saving and time saving has improved work efficiency, secondly can fix the sloping cam plate of different dimensions, reinforcing means's rate of utilization, it is more practical.

Description

Clamping device is used in swash plate processing of hydraulic pressure plunger pump

Technical Field

The utility model relates to a clamping device field, in particular to hydraulic pressure plunger pump's clamping device is used in sloping cam plate processing.

Background

The hydraulic plunger pump is suitable for long-distance pipeline conveying of viscous materials with high solid content rate, and has the advantages of very stable and reliable operation and high conveying pressure, and the swash plate of the hydraulic plunger pump can improve the stability of the hydraulic plunger pump, so the clamping device for processing the swash plate of the hydraulic plunger pump has the characteristics of high strength, wear resistance, high precision and the like;

firstly, the conventional clamping device for processing the swash plate of the hydraulic plunger pump cannot be used for conveniently and effectively clamping and fixing the swash plate of the hydraulic plunger pump, the operation process is difficult, time and labor are wasted, and the working efficiency is low; secondly, the clamping device for processing the swash plate of the existing hydraulic plunger pump cannot fix the swash plates of the hydraulic plunger pumps with different sizes and specifications, so that the device is too single in practicability and relatively poor in practicability.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a clamping device for processing the swash plate of a hydraulic plunger pump, which can effectively solve the problems that the existing clamping device for processing the swash plate of the hydraulic plunger pump can not be used for rapidly and effectively clamping and fixing the swash plate of the hydraulic plunger pump, the operation process is difficult, time and labor are wasted, and the work efficiency is lower; secondly, the current clamping device for processing the swash plate of the hydraulic plunger pump can not fix the swash plates of the hydraulic plunger pumps with different sizes, so that the practicality is too single, and the practicability is relatively poor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a clamping device for processing a swash plate of a hydraulic plunger pump comprises a base plate, wherein support columns are arranged at four corners of the upper portion of the base plate, a table top plate is arranged at the top ends of the support columns, a three-axis cylinder is arranged in the middle of the upper portion of the base plate, two groups of fixing seats are uniformly arranged at the top of the three-axis cylinder, two groups of straight grooves are uniformly formed in the middle of the upper portion and the lower portion of the table top plate, the top of the table top plate is located above the two groups of straight grooves and is provided with a clamping mechanism, cam bearing followers are arranged in the middle of the two sides of the fixing seats, fixing plates are arranged on the bottom of the table top plate, an L-shaped lever is arranged in the middle of the bottom of each fixing plate, spring screws are arranged on;

fixture includes cushion and lower cushion, and goes up the top that the cushion is located cushion down, go up all be provided with telescopic link and compression spring by the four corners between cushion and the lower cushion, and compression spring twines in the periphery of telescopic link, the inside fixed mounting placed in the middle of cushion has a circular block down, runs through the upper and lower portion of going up the cushion is provided with the lead screw placed in the middle, and the periphery of lead screw leans on the upper end to be provided with butterfly nut, one side of going up the cushion is provided with the connecting block, and one side of connecting block leans on the front and back end all to be provided with the arc clamp splice, runs through the front and back end of connecting block is provided with positive and negative tooth screw rod placed in the middle, and the periphery of positive and negative tooth screw rod leans on the front and.

As a further scheme of the utility model, fixing base and triaxial cylinder fixed connection, two sets of cam bearing followers are the mirror image setting, and two sets of cam bearing followers are fixed through the nut with fixing base threaded connection.

As a further aspect of the utility model, the fixed plate is the concave font setting of standing upside down, and the front and back portion that runs through the fixed plate is provided with the round pin axle by the lower extreme, and L type lever is located the recess of fixed plate bottom, and L type lever is through round pin axle and fixed plate swing joint.

As a further scheme of the utility model, the round hole has all been seted up by the front and back end to the bottom of fixed plate, and one side threaded connection of round hole and driving block is passed to spring screw's one end, and the round hole is spacing to spring screw outlying spring.

As a further scheme of the utility model, go up cushion and connecting block fixed connection, the through-hole has been seted up between two parties to the upper and lower end that runs through the cushion, and the bottom of lead screw passes the upper portion fixed connection of through-hole and circular block, and the lower cushion passes through the fixture block and the straight flute joint of bottom, the fixture block fixed connection of transmission piece and lower cushion bottom.

As a further scheme of the utility model, the peripheral both ends of positive and negative tooth screw rod are provided with ball bearing, and positive and negative tooth screw rod passes through ball bearing and connecting block swing joint, and the one end of positive and negative tooth screw rod is provided with the knob, and the draw-in groove has been seted up to one side of connecting block, and one side fixed mounting of arc clamp splice has the slider, and the slider passes draw-in groove and threaded sleeve fixed connection.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a set up the triaxial cylinder, the cam bearing follower, L type lever cooperation fixed plate, transmission block and fixture, the triaxial cylinder is through the lift of flexible control fixing base, thereby drive the cam bearing follower and rise or descend, in the process that the cam bearing follower rises, can promote one end of L type lever, L type lever utilizes the round pin axle to rotate around the bottom of fixed plate, make the other end of L type lever promote the transmission block, the transmission block receives the thrust and drives spring screw along round hole horizontal motion, make the spring be compression state, simultaneously the motion of transmission block can drive the fixture block along the straight flute motion, thereby drive two sets of fixture reverse motion, make two sets of fixture interval increase, place the sloping cam plate of hydraulic plunger pump in the middle again, then triaxial cylinder shrink drives the cam bearing follower and descends, the spring resilience of spring screw resets and can stimulate the transmission block motion, the L-shaped lever is reset, and the two groups of clamping mechanisms are driven to move oppositely, so that the swash plate of the hydraulic plunger pump is clamped and fixed, the swash plate of the hydraulic plunger pump is conveniently and effectively clamped and fixed in the setting process, the operation is simple, time and labor are saved, and the working efficiency is improved;

by arranging the butterfly nut, the screw rod, the positive and negative screw rods and matching the upper cushion block, the connecting block and the arc-shaped clamping block, the butterfly nut is rotated and ascended along the periphery of the screw rod by rotating the butterfly nut anticlockwise by hand, meanwhile, four groups of compression springs rebound to push the upper cushion block to ascend, meanwhile, the upper cushion block drives the telescopic rod to extend, so that the upper cushion block simultaneously drives the connecting block and the arc-shaped clamping block to move upwards along the through hole, otherwise, the butterfly nut moves downwards, the compression springs are in a compression state, the telescopic rod contracts, the upper cushion block simultaneously drives the connecting block and the arc-shaped clamping block to move downwards along the through hole, so as to adjust the height of the clamping mechanism, the positive and negative screw rods are driven to rotate under the action of the ball bearing by rotating the knob by hand, so as to drive two groups of threaded sleeves to move oppositely or oppositely, not only can highly adjusting fixture set up the in-process, can adjust the interval between two sets of arc clamp splice moreover to fix the hydraulic plunger pump sloping cam plate of different dimensions, the rate of utilization of reinforcing device is more practical.

Drawings

Fig. 1 is a schematic view of the overall structure of a clamping device for processing a swash plate of a hydraulic plunger pump according to the present invention;

FIG. 2 is a sectional view of the entire structure of the clamping device for processing the swash plate of the hydraulic plunger pump according to the present invention;

FIG. 3 is the utility model discloses a positive cross-sectional view of clamping structure of clamping device for swash plate processing of hydraulic plunger pump

Fig. 4 is the utility model discloses a clamping device's for sloping cam plate processing connecting block side cut-away view of hydraulic pressure plunger pump.

In the figure: 1. a base plate; 2. a support pillar; 3. a table top plate; 4. a three-axis cylinder; 5. a fixed seat; 6. a straight groove; 7. a clamping mechanism; 8. a cam bearing follower; 9. a fixing plate; 10. an L-shaped lever; 11. a spring screw; 12. a transmission block; 13. an upper cushion block; 14. a telescopic rod; 15. a compression spring; 16. a lower cushion block; 17. a circular block; 18. a butterfly nut; 19. an arc-shaped clamping block; 20. a screw rod; 21. connecting blocks; 22. a positive and negative thread screw; 23. a threaded sleeve; 24. a limit ring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in figures 1-4, the clamping device for processing the swash plate of the hydraulic plunger pump comprises a bottom plate 1, supporting columns 2 are arranged at four corners of the upper part of the bottom plate 1, a table board 3 is arranged at the top end of the supporting column 2, a three-axis cylinder 4 is arranged in the middle of the upper part of the bottom plate 1, and two groups of fixed seats 5 are uniformly arranged at the top of the three-shaft cylinder 4, two groups of straight grooves 6 are uniformly arranged at the middle of the upper part and the lower part of the platform panel 3, and the top of the table top plate 3 is provided with a clamping mechanism 7 above the two groups of straight grooves 6, a cam bearing follower 8 is arranged in the middle of the two sides of the through fixed seat 5, a fixed plate 9 is arranged at the bottom of the table top plate 3 close to the two sides, an L-shaped lever 10 is arranged in the middle of the bottom end of the fixing plate 9, spring screws 11 are arranged on two sides of the bottom of the fixing plate 9 near the front end and the rear end, and a transmission block 12 is arranged at one end of each spring screw 11;

the clamping mechanism 7 comprises an upper cushion block 13 and a lower cushion block 16, the upper cushion block 13 is located above the lower cushion block 16, a telescopic rod 14 and a compression spring 15 are arranged between the upper cushion block 13 and the lower cushion block 16 by four corners, the compression spring 15 is wound on the periphery of the telescopic rod 14, a round block 17 is fixedly mounted inside the lower cushion block 16 in the middle, a screw rod 20 is arranged in the middle of the upper portion and the lower portion of the upper cushion block 13 in a penetrating mode, a butterfly nut 18 is arranged on the periphery of the screw rod 20 by the upper end, a connecting block 21 is arranged on one side of the upper cushion block 13, arc-shaped clamping blocks 19 are arranged on one side of the connecting block 21 by the front end and the rear end, a positive and negative threaded screw rod 22 is arranged in the middle of the front end and the rear end of the penetrating connecting block 21, threaded sleeves.

Fixing base 5 and triaxial cylinder 4 fixed connection, two sets of cam bearing followers 8 are the mirror image setting, and two sets of

cam bearing followers

8 and 5 threaded connection of fixing base are fixed through the nut, for the device provides power, strengthen the stability of device.

The fixing plate 9 is arranged in an inverted concave shape, a pin shaft is arranged at the lower end of the front part and the rear part of the fixing plate 9, the L-shaped lever 10 is positioned in a groove at the bottom of the fixing plate 9, and the L-shaped lever 10 is movably connected with the fixing plate 9 through the pin shaft, so that the clamping mechanism 7 can be driven to move conveniently.

Round holes are formed in the bottom of the fixing plate 9 close to the front end and the rear end, one end of the spring screw 11 penetrates through the round holes to be in threaded connection with one side of the transmission block 12, the round holes are limited to springs on the periphery of the spring screw 11, and the transmission block 12 can be driven to reset by the aid of rebound effect of the springs.

Go up cushion 13 and connecting block 21 fixed connection, run through the upper and lower end of cushion 13 and seted up the through-hole between two parties, the bottom of lead screw 20 passes through the through-hole and the upper portion fixed connection of circular block 17, lower cushion 16 passes through the fixture block of bottom and straight flute 6 joint, and the fixture block fixed connection of

transmission piece

12 and 16 bottoms of lower cushion is convenient for adjust on the vertical direction of fixture 7.

The peripheral both ends of positive and negative tooth screw rod 22 are provided with ball bearing, and positive and negative tooth screw rod 22 passes through ball bearing and connecting block 21 swing joint, and positive and negative tooth screw rod 22's one end is provided with the knob, and the draw-in groove has been seted up to one side of connecting block 21, and one side fixed mounting of arc clamp splice 19 has the slider, and the slider passes draw-in groove and 23 fixed connection of threaded sleeve, the distance between two sets of adjustable arc clamp splices 19.

It should be noted that, the utility model relates to a clamping device for processing swash plate of hydraulic plunger pump, when using, at first, move the device to the assigned position, the starting drive begins to work, under the atmospheric pressure effect of triaxial cylinder 4 three axles extend simultaneously and promote the upper portion diaphragm of triaxial cylinder 4 to rise, provide power to the device through setting up triaxial cylinder 4, can improve the stability of device operation, triaxial cylinder 4 is through the lift of flexible control fixing base 5, thereby drive cam bearing follower 8 to rise or descend, the model of this cam bearing follower 8 is SCF5, in the process that cam bearing follower 8 rises, can promote one end of L type lever 10, L type lever 10 utilizes the round pin axle to rotate around the bottom of fixed plate 9, make the other end of L type lever 10 promote transmission block 12, transmission block 12 receives to drive spring screw 11 along the round hole horizontal motion after the thrust, the spring is in a compressed state, the motion of the transmission block 12 can drive the fixture block to move along the straight groove 6, so as to drive the two groups of clamping mechanisms 7 to move reversely, the distance between the two groups of clamping mechanisms 7 is increased, then the swash plate of the hydraulic plunger pump is placed in the middle, then the three-shaft cylinder 4 contracts to drive the cam bearing follower 8 to descend, the spring rebound reset of the spring screw 11 can drive the transmission block 12 to move, so as to reset the L-shaped lever 10, and simultaneously drive the two groups of clamping mechanisms 7 to move oppositely, so as to clamp and fix the swash plate of the hydraulic plunger pump, in the setting process, the swash plate of the hydraulic plunger pump can be conveniently and effectively clamped and fixed, the operation is simple, the time and the labor are saved, the working efficiency is improved, when the swash plate of the hydraulic plunger pump with different sizes needs to be fixed, the butterfly nut 18 is rotated anticlockwise to enable the butterfly nut 18 to rotate upwards, meanwhile, the four groups of compression springs 14 rebound to push the upper cushion block 13 to ascend, the upper cushion block 13 drives the telescopic rod 15 to extend, the upper cushion block 13 simultaneously drives the connecting block 21 and the arc-shaped clamping block 19 to move upwards along the through hole, otherwise, the butterfly nut 18 moves downwards, the compression springs 14 are in a compression state, the telescopic rod 15 contracts, the upper cushion block 13 simultaneously drives the connecting block 21 and the arc-shaped clamping block 19 to move downwards along the through hole, so that the height of the clamping mechanism 7 is adjusted, the knob is rotated by hand to drive the positive and negative threaded screw rods 22 to rotate under the action of the ball bearing, so that the two groups of threaded sleeves 23 are driven to move oppositely or oppositely, the threaded sleeves 23 drive the arc blocks to move along the clamping grooves, so that the two groups of arc-shaped clamping blocks 19 are driven to move oppositely or oppositely, in the setting process, the height of the clamping mechanism 7 can be adjusted, and, therefore, the swash plates of the hydraulic plunger pumps with different sizes and specifications are fixed, the utilization rate of the device is enhanced, and the device is more practical.

The utility model is provided with a three-shaft cylinder 4, a cam bearing follower 8, an L-shaped lever 10 matched with a fixed plate 9, a transmission block 12 and a clamping mechanism 7, wherein the three-shaft cylinder 4 controls the elevation of the fixed plate 5 through expansion, thereby driving the cam bearing follower 8 to ascend or descend, in the process of the cam bearing follower 8 ascending, one end of the L-shaped lever 10 is pushed, the L-shaped lever 10 rotates around the bottom of the fixed plate 9 by using a pin shaft, so that the other end of the L-shaped lever 10 pushes the transmission block 12, the transmission block 12 is pushed to drive a spring screw 11 to horizontally move along a round hole, so that the spring is in a compression state, meanwhile, the motion of the transmission block 12 drives a clamping block to move along a straight groove 6, thereby driving two groups of clamping mechanisms 7 to reversely move, so that the distance between the two groups of clamping mechanisms 7 is increased, then a swash plate of a hydraulic plunger pump is placed in the, the transmission block 12 is pulled to move by spring springback reset of the spring screw 11, so that the L-shaped lever 10 is reset, and the two groups of clamping mechanisms 7 are driven to move oppositely, so that the swash plate of the hydraulic plunger pump is clamped and fixed, the swash plate of the hydraulic plunger pump is conveniently and effectively clamped and fixed in the setting process, the operation is simple, time and labor are saved, and the working efficiency is improved; by arranging the butterfly nut 18, the screw rod 20, the positive and negative threaded screw 22 and the upper cushion block 13, the connecting block 21 and the arc-shaped clamping block 19, the butterfly nut 18 is rotated anticlockwise by hand to enable the butterfly nut 18 to rotate and rise along the periphery of the screw rod 20, meanwhile, the four groups of compression springs 14 rebound to push the upper cushion block 13 to rise, meanwhile, the upper cushion block 13 drives the telescopic rod 15 to extend, the upper cushion block 13 simultaneously drives the connecting block 21 and the arc-shaped clamping block 19 to move upwards along the through hole, on the contrary, the butterfly nut 18 moves downwards, the compression springs 14 are in a compression state, the telescopic rod 15 contracts, the upper cushion block 13 simultaneously drives the connecting block 21 and the arc-shaped clamping block 19 to move downwards along the through hole, so as to adjust the height of the clamping mechanism 7, the positive and negative threaded screw 22 is driven to rotate under the action of the ball bearing by hand rotation of the knob, so as to drive, thereby drive two sets of arc clamp splice 19 or opposite movement in opposite directions, this set up the in-process not only can adjust fixture 7's height, can adjust the interval between two sets of arc clamp splice 19 moreover to fix the hydraulic plunger pump sloping cam plate of different dimensions, the rate of utilization of reinforcing means is more practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a clamping device is used in processing of swash plate of hydraulic pressure plunger pump which characterized in that: comprises a bottom plate (1), wherein support columns (2) are arranged at four corners of the upper part of the bottom plate (1), a table board (3) is arranged at the top end of each support column (2), a three-axis cylinder (4) is arranged in the middle of the upper part of the bottom plate (1), two groups of fixing seats (5) are uniformly arranged at the top of each three-axis cylinder (4), two groups of straight grooves (6) are uniformly formed in the middle of the upper part and the lower part penetrating through the table board (3), clamping mechanisms (7) are arranged above the two groups of straight grooves (6) at the top of the table board (3), cam bearing followers (8) are arranged in the middle of the two sides penetrating through the fixing seats (5), fixing plates (9) are arranged at the two sides of the bottom of the table board (3), L-shaped levers (10) are arranged in the middle of the bottom of the fixing plates (9), and spring screws (11), and one end of the spring screw (11) is provided with a transmission block (12);

the clamping mechanism (7) comprises an upper cushion block (13) and a lower cushion block (16), the upper cushion block (13) is positioned above the lower cushion block (16), a telescopic rod (14) and a compression spring (15) are arranged between the upper cushion block (13) and the lower cushion block (16) by four corners, the compression spring (15) is wound on the periphery of the telescopic rod (14), a round block (17) is fixedly arranged in the lower cushion block (16) in the middle, a lead screw (20) is arranged in the middle of the upper part and the lower part penetrating through the upper cushion block (13), a butterfly nut (18) is arranged at the upper end of the periphery of the lead screw (20) in the middle, a connecting block (21) is arranged at one side of the upper cushion block (13), arc-shaped clamping blocks (19) are arranged at the front end and the rear end of one side of the connecting block (21), a positive and negative tooth screw (22) is arranged in the middle of the front end and the rear end of the periphery of the positive, and a limiting ring (24) is arranged in the center of the periphery of the positive and negative tooth screw rod (22).

2. The clamping device for processing the swash plate of the hydraulic plunger pump according to claim 1, wherein: the fixing seat (5) is fixedly connected with the three-axis cylinder (4), the two groups of cam bearing followers (8) are arranged in a mirror image mode, and the two groups of cam bearing followers (8) are in threaded connection with the fixing seat (5) and are fixed through nuts.

3. The clamping device for processing the swash plate of the hydraulic plunger pump according to claim 1, wherein: the fixing plate (9) is arranged in an inverted concave shape, a pin shaft is arranged at the front part and the rear part penetrating through the fixing plate (9) and close to the lower end, the L-shaped lever (10) is positioned in a groove at the bottom of the fixing plate (9), and the L-shaped lever (10) is movably connected with the fixing plate (9) through the pin shaft.

4. The clamping device for processing the swash plate of the hydraulic plunger pump according to claim 1, wherein: round holes are formed in the bottom of the fixing plate (9) close to the front end and the rear end, one end of the spring screw (11) penetrates through the round holes to be in threaded connection with one side of the transmission block (12), and the round holes are used for limiting springs on the periphery of the spring screw (11).

5. The clamping device for processing the swash plate of the hydraulic plunger pump according to claim 1, wherein: go up cushion (13) and connecting block (21) fixed connection, run through the upper and lower end of cushion (13) and seted up the through-hole between two parties, the bottom of lead screw (20) passes the through-hole and the upper portion fixed connection of circular block (17), lower cushion (16) are through the fixture block of bottom and straight flute (6) joint, and drive block (12) and the fixture block fixed connection of lower cushion (16) bottom.

6. The clamping device for processing the swash plate of the hydraulic plunger pump according to claim 1, wherein: the utility model discloses a thread sleeve, including positive and negative tooth screw rod (22), connecting block (21), draw-in groove, arc clamp splice (19), ball bearing is provided with at the peripheral both ends of positive and negative tooth screw rod (22), and positive and negative tooth screw rod (22) pass through ball bearing and connecting block (21) swing joint, and the one end of positive and negative tooth screw rod (22) is provided with the knob, and the draw-in groove has been seted up to one side of connecting block (21), and one side fixed mounting of arc clamp splice (19.