CN220690695U - Hydraulic test equipment for special-shaped products - Google Patents

Abstract

The utility model relates to the technical field of hydraulic tests of special-shaped products and discloses hydraulic test equipment for the special-shaped products, which comprises a test bench, wherein three groups of grooves are formed in the test bench, two groups of mutually symmetrical sliding grooves are formed in the top of the test bench, supporting legs are fixed at the bottom of the test bench, a plurality of groups of supporting legs are fixed at the bottom of the test bench and used for supporting a device main body and guaranteeing stability of the device, a plurality of groups of movable clamping plates can be contacted with surfaces of the special-shaped products when the special-shaped products with different shapes are clamped by arranging springs and movable clamping plates, the shapes of the surfaces of the special-shaped products can be adapted when the movable clamping plates are contacted with the surfaces of the special-shaped products by the springs, the movable clamping plates can be extruded when the surfaces are raised to enable the movable clamping plates to move in a direction away from the clamped products, the springs can support the movable clamping plates to be always attached to the surfaces of the products when the surfaces are recessed, clamps do not need to be customized again, the use cost is relatively low, and the suitability is relatively good.

Description

Hydraulic test equipment for special-shaped products

Technical Field

The utility model relates to the technical field of hydraulic tests of special-shaped products, in particular to hydraulic test equipment for special-shaped products.

Background

The reliability of the product is tested by various testing modes before the product is designed and produced or leaves the factory, wherein the compression resistance and the deformation resistance of the product can be tested by adopting a hydraulic pressure test, so that the compression resistance and the deformation resistance of the product are evaluated, and the reliability and the quality of the product design are judged.

At present, when carrying out hydraulic pressure experiments on special-shaped products, the shape of the clamp is required to be customized according to the appearance and the size of the product, so that the appearance and the size of the product are matched, but the appearance and the size of the product after the change cannot be adapted when the appearance of the product is changed in the mode, the clamp is required to be customized again, the use cost is high, and the adaptability is poor. Therefore, we propose a special-shaped product hydrostatic test device to solve or improve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides special-shaped product hydrostatic test equipment, which solves the problems mentioned in the background.

The utility model provides the following technical scheme: including the testboard, three sets of fluting has been seted up to the inside of testboard, be fixed in the supporting legs of testboard bottom, second slider slidable mounting is in the inside first set of fluting of testboard, the second slider is in the first set of fluting of testboard top, two sets of symmetrical mounting in the first set of fluting of testboard top, the second bidirectional threaded rod passes through the fixed plate rotation and installs in the testboard bottom, the inside of two sets of second sliders is passed to the second bidirectional threaded rod and with second slider threaded connection, the second motor is fixed in the fixed plate surface of second bidirectional threaded rod one side, the output shaft of second motor is fixed with the one end of second bidirectional threaded rod, third slider slidable mounting is in the inside third set of spout of seting up of testboard, the third slider is in the inside third set of spout of seting up of testboard symmetrical mounting two sets of slider, the top of support frame is fixed in a set of third slider and a set of second slider, the top of support frame is fixed in the first hydraulic telescoping rod, the output shaft of first hydraulic telescoping rod passes the inside of support frame, the top of first hydraulic telescoping rod is fixed in the top of support frame, the top of support frame is fixed in the top of second telescoping rod, the bottom of support frame is fixed in the second motor, the output shaft of second telescoping rod passes the inside of second bi-directional threaded rod is fixed in the inside of support frame, the inside of the second clamping plate is set of sliding assembly is set up in the inside the second sliding assembly of sliding top of two sets of slider, the inside the second sliding top of sliding clamping plate is set up in the inside of sliding top of the second sliding assembly is set up inside the second sliding top B.

Still further, the inside fixed block that is fixed in first slider top that is contained of centre gripping subassembly A is fixed in the auxiliary stay post of fixed block bottom, and the slot has been seted up to one side surface of fixed block, rotates the rotatory spacing post of installing in the fixed block top through the pivot, and rotatory spacing post installs a plurality of groups at the fixed block top.

Still further, fixed subassembly B inside includes the spring that is fixed in punch holder bottom surface and lower plate top, is fixed in the movable splint at spring top, and the centre of a circle position of spring is provided with the gag lever post, and gag lever post can pass the inside of punch holder and lower plate, and gag lever post, spring and movable splint all are provided with a plurality of groups on the surface of punch holder and lower plate.

Furthermore, a plugboard is arranged on one side far away from the top of the fixed block, a lifting handle is fixed on the top of the plugboard, and sealing gaskets are fixed on one side surface of the plugboard and the surface of the slot formed in one side surface of the fixed block.

Still further, the bottom of testboard is rotated through the fixed plate and is installed first two-way threaded rod, and first two-way threaded rod passes the inside of two sets of first sliders and with two sets of first slider threaded connection, and fixed plate one side surface of first two-way threaded rod is fixed with first motor, and the output shaft of first motor is fixed with the one end of first two-way threaded rod, and the opposite side surface of fixed block is fixed with the water filling port, and the surface mounting of water filling port has the manometer.

Furthermore, the bottom of the test bench is fixed with a slide bar through a fixed plate, and the slide bar penetrates through the inside of the two groups of third slide blocks and is in sliding connection with the two groups of third slide blocks.

Compared with the prior art, the utility model has the following beneficial effects: through setting up spring and movable clamp plate can be when carrying out the centre gripping to the dysmorphism product of different shapes a plurality of movable clamp plates can with the surface contact of dysmorphism product, can make a plurality of movable clamp plates of group adapt to the surface shape of dysmorphism product when the surface contact with dysmorphism product through the spring, can extrude movable clamp plate when the surface is protruding and make movable clamp plate remove to the direction of keeping away from the centre gripping product, can support movable clamp plate laminating all the time in the product surface when the surface is sunken, need not to customize anchor clamps again, use cost is relatively lower, the suitability is relatively better.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a schematic view of the bottom structure of the present utility model;

FIG. 4 is a schematic cross-sectional view of the present utility model;

FIG. 5 is a schematic view of a fixing assembly B according to the present utility model;

FIG. 6 is a schematic view of a clamping assembly A according to the present utility model;

in the figure: 1. a test bench; 2. supporting feet; 3. a water filling port; 4. a first motor; 5. a first hydraulic telescoping rod; 6. inserting plate; 7. a support frame; 8. an upper clamping plate; 9. a lower clamping plate; 10. a first slider; 11. a second hydraulic telescoping rod; 12. a first bi-directional threaded rod; 13. a second bi-directional threaded rod; 14. a second motor; 15. a third slider; 16. a second slider; 17. a fixed block; 18. auxiliary support columns; 19. rotating the limit column; 20. a spring; 21. a movable clamping plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the test bench comprises a test bench 1, three groups of slots are formed in the test bench 1, two groups of mutually symmetrical sliding grooves are formed in the top of the test bench 1, a plurality of groups of supporting legs 2 are fixed at the bottom of the test bench 1, the supporting legs 2 are used for supporting a device main body and guaranteeing stability of the device, a second sliding block 16 is slidably mounted in the first group of slots in the test bench 1, two groups of second sliding blocks 16 are symmetrically mounted in the first group of slots in the test bench 1, a second bidirectional threaded rod 13 is rotatably mounted at the bottom of the test bench 1 through a fixing plate, the second bidirectional threaded rod 13 penetrates through the interiors of the two groups of second sliding blocks 16 and is in threaded connection with the two groups of second sliding blocks 16, when the second bidirectional threaded rod 13 rotates, the second sliding blocks 16 capable of driving the two groups of threaded connection move in opposite directions along the interiors of the first group of slots in the test bench 1, an output shaft of the second motor 14 is fixed at one end of the second bidirectional threaded rod 13, the second motor 14 can drive the output shaft of the second sliding shaft of the second bidirectional threaded rod 13 to be fixedly arranged at one end of the second bidirectional threaded rod 13, the second sliding rod 14 can drive the top of the output shaft to rotate at the second bidirectional threaded rod 13 to be fixedly arranged at one end of the second bidirectional threaded rod 13, the second sliding rod 13 is fixedly slides in the second bidirectional threaded rod 13 can slide 15 is fixedly slides 15, the second sliding rod 15 penetrates through the second sliding rod 15 and the second sliding rod 15 is fixedly penetrates through the first sliding rod 15 1, and the first sliding rod 15 is fixedly penetrates through the first sliding rod 1 has 15 is arranged and the first sliding rod 1 has 15 is fixedly runs 15 is arranged, the support frame 7 can drive the fixed third sliding block 15 to move when moving, the first hydraulic telescopic rod 5 is fixed at the top of the support frame 7, the output shaft of the first hydraulic telescopic rod 5 passes through the inside of the support frame 7, the upper clamping plate 8 is fixed at the top end of the output shaft of the first hydraulic telescopic rod 5, a silica gel pad is arranged at the bottom of the upper clamping plate 8 to avoid damaging the surface of a product when clamping and fixing, the first hydraulic telescopic rod 5 can drive the upper clamping plate 8 fixed at the top end of the output shaft to move, the second hydraulic telescopic rod 11 is fixed at the bottom of the support frame 7, the output end of the second hydraulic telescopic rod 11 passes through the inside of the support frame 7, the lower clamping plate 9 is fixed at the top end of the output shaft of the second hydraulic telescopic rod 11, the bottom of the lower clamping plate 9 is provided with a silica gel pad to avoid damaging the surface of the product when clamping and fixing, the second hydraulic telescopic rod 11 can drive the lower clamping plate 9 fixed at the top end of the output shaft to move, the first sliding block 10 is slidably installed in a second group of sliding grooves formed in the test bench 1, two groups of first sliding blocks 10 are symmetrically installed in the second group of sliding grooves formed in the test bench 1, the bottom of the test bench 1 is rotatably provided with a first bidirectional threaded rod 12 through a fixing plate, the first bidirectional threaded rod 12 penetrates through the interiors of the two groups of first sliding blocks 10 and is in threaded connection with the two groups of first sliding blocks 10, when the first bidirectional threaded rod 12 rotates, the two groups of first sliding blocks 10 in threaded connection are driven to move in opposite directions along the interiors of the second group of sliding grooves formed in the test bench 1, a first motor 4 is fixed on one side surface of the fixing plate of the first bidirectional threaded rod 12, an output shaft of the first motor 4 is fixed with one end of the first bidirectional threaded rod 12, the first motor 4 can drive the first bidirectional threaded rod 12 fixed at the top end of the output shaft to rotate, and the clamping component A is arranged at the top of the first sliding block 10, the clamping component A is symmetrically provided with two groups at the top of the two groups of first sliding blocks 10, and the fixing component B is arranged on the surfaces of the upper clamping plate 8 and the lower clamping plate 9.

The fixed component B is internally provided with the spring 20 fixed on the bottom surface of the upper clamping plate 8 and the top of the lower clamping plate 9, the movable clamping plate 21 fixed on the top of the spring 20 is provided with the limit rod at the center of the circle, the limit rod can penetrate through the upper clamping plate 8 and the inside of the lower clamping plate 9, the limit rod can limit the moving direction of the movable clamping plate 21, the moving position of the movable clamping plate 21 is prevented from shifting in the moving process of the movable clamping plate 21, the limit rod, the spring 20 and the movable clamping plate 21 are respectively provided with a plurality of groups on the surfaces of the upper clamping plate 8 and the lower clamping plate 9, the number of the clamping components B is the same as the total number of the upper clamping plate 8 and the lower clamping plate 9, the plurality of groups of the movable clamping plates 21 can be in contact with the surfaces of the special-shaped products when the special-shaped products in different shapes are clamped, the plurality of groups of the movable clamping plates 21 can adapt to the surface shapes of the special-shaped products when in contact with the surfaces of the special-shaped products through the spring 20, the movable clamping plates 21 can be extruded to enable the movable clamping plates 21 to move in the direction away from the clamping products when the surfaces are protruded, the surfaces, the movable clamping plates 21 can be always supported on the surfaces, the surfaces of the movable clamping plates 21 are not required to be customized, and the surfaces are relatively low in comparison.

The clamping component A comprises a fixed block 17 fixed at the top of a first sliding block 10, an auxiliary supporting column 18 fixed at the bottom of the fixed block 17, a water injection port 3 fixed on the other side surface of the fixed block 17, a pressure gauge fixed on the surface of the water injection port 3, an inner space of the pressure gauge communicated with the inner space of the water injection port 3, only one of the two groups of fixed blocks 17 provided with the water injection port 3 and the pressure gauge, a tube fixed on the surface of the other group of fixed block 17, a lifting plate 6 arranged on one side of the fixed block 17, a lifting plate 6 arranged on the other side of the fixed block 17 and capable of holding the top of the fixed block 17 by rotating the fixed block 17, a lifting plate 6 arranged on one side of the fixed block 17, a lifting plate 6 arranged on the surface of the fixed block 17, a lifting plate 6 arranged on the top of the fixed block 6, and a lifting plate fixed on one side of the fixed block 6, when the second sliding block 16 is inserted into the slot formed in one side surface of the fixed block 17, the inner space of the plugboard 6 is communicated with the inner space of the water injection port 3, the bottom of the rotation limiting column 19 is rotated to the top of the plugboard 6 through the rotation limiting column 19, the position of the plugboard 6 can be locked, the plugboard 6 is prevented from sliding out of the inside of the fixed block 17, a sealing ring is fixed on one side surface of the plugboard 6, and products with different shapes and sealing rings with different inner diameters can be replaced through replacement of the plugboard 6, so that the suitability of the device is greatly improved.

The working principle is that when the special-shaped product needs to be subjected to a hydraulic test, the product is placed at the top of the movable clamp plate 21, at the moment, the first hydraulic telescopic rod 5 drives the upper clamp plate 8 to move towards the bottom of the support frame 7, the upper clamp plate 8 drives a group of fixing components B to move simultaneously when moving, the second hydraulic telescopic rod 11 drives the lower clamp plate 9 to move towards the direction close to the top of the support frame 7, the lower clamp plate 9 drives a group of fixing components B to move simultaneously when moving, the lower clamp plate 9 also drives the product to move simultaneously, the product is clamped by the two groups of fixing components B, when a plurality of groups of movable clamp plates 21 are in contact with the surface of the special-shaped product, the movable clamp plate 21 is extruded to move away from the direction for clamping the product when the surface is protruded, the spring 20 can support the movable clamp plate 21 to be always attached to the surface of the product when the surface is sunken, thereby fixing the product, the first motor 4 drives the first bidirectional threaded rod 12 to rotate after the fixing is completed, the first bidirectional threaded rod 12 drives the two groups of first sliding blocks 10 to move towards a relatively close direction when rotating, thereby inserting the product clamped by the fixing component B between the two groups of upper clamping plates 8 and the lower clamping plates 9 between the sealing rings fixed on one side surface of the plugboard 6, when the surface of the product is propped against the surface of the plugboard 6, lateral pressure can be generated on the plugboard 6, the sealing gaskets in the slots arranged on the surface of the plugboard 6 and the surface of the fixing block 17 are tightly pressed together, thereby realizing the sealing of the gap between the plugboard 6 and the fixing block 17, avoiding water flowing out from the slot gap between the plugboard 6 and the fixing block 17, connecting a high-pressure water source into one end of the water filling port 3 through the product after the fixing of the two ends of the product, injecting high-pressure water into the water filling port 3 after the connection, the high-pressure water is poured into the product clamped by the plugboard 6 through the water filling port 3 and the plugboard 6, the pressure condition in the existing pressure product is determined by observing the reading of the pressure gauge, the high-pressure water is closed after the pressure reaches a required value, and the detection of the strength of the pressure product can be completed by observing whether the product leaks or deforms.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The special-shaped product hydrostatic test equipment is characterized by comprising a test bench (1): three groups of grooves are formed in the test table (1), and support legs (2) are fixed at the bottom of the test table (1);

the second sliding block (16), the second sliding block (16) is slidably installed in the first group of slots in the test bench (1), and the second sliding block (16) is symmetrically installed with two groups in the first group of slots at the top of the test bench (1);

the second bidirectional threaded rod (13) is rotatably arranged at the bottom of the test bench (1) through a fixed plate, and the second bidirectional threaded rod (13) passes through the interiors of two groups of second sliding blocks (16) and is in threaded connection with the second sliding blocks (16);

the second motor (14), the second motor (14) is fixed on the surface of the fixed plate on one side of the second bidirectional threaded rod (13), the output shaft of the second motor (14) is fixed with one end of the second bidirectional threaded rod (13);

the third sliding block (15), the third sliding block (15) is slidably installed in a third group of sliding grooves formed in the test bench (1), and the third sliding block (15) is symmetrically installed with two groups of sliding grooves in the third group of sliding grooves formed in the test bench (1);

the support frame (7), the support frame (7) is fixed on the top of a group of third sliding blocks (15) and a group of second sliding blocks (16);

the first hydraulic telescopic rod (5), the first hydraulic telescopic rod (5) is fixed on the top of the supporting frame (7), and the output shaft of the first hydraulic telescopic rod (5) penetrates through the inside of the supporting frame (7);

the upper clamping plate (8), the upper clamping plate (8) is fixed on the top end of the output shaft of the first hydraulic telescopic rod (5);

the second hydraulic telescopic rod (11), the second hydraulic telescopic rod (11) is fixed at the bottom of the supporting frame (7), the output end of the second hydraulic telescopic rod (11) passes through the inside of the supporting frame (7);

the lower clamping plate (9), the lower clamping plate (9) is fixed on the top end of the output shaft of the second hydraulic telescopic rod (11);

the first sliding block (10), the first sliding block (10) is slidably installed in a second group of sliding grooves formed in the test bench (1), and the first sliding block (10) is symmetrically installed with two groups in the second group of sliding grooves formed in the test bench (1);

the clamping assembly A is arranged at the top of the first sliding block (10);

and the fixing component B is arranged on the surfaces of the upper clamping plate (8) and the lower clamping plate (9).

2. The special-shaped product hydrostatic test equipment according to claim 1, wherein the clamping assembly A comprises a fixed block (17) fixed at the top of the first sliding block (10), an auxiliary supporting column (18) fixed at the bottom of the fixed block (17), a slot is formed in one side surface of the fixed block (17), a rotating limiting column (19) arranged at the top of the fixed block (17) in a rotating mode through a rotating shaft, and a plurality of groups of rotating limiting columns (19) are arranged at the top of the fixed block (17).

3. The special-shaped product hydrostatic test equipment according to claim 1, wherein the fixing component B comprises a spring (20) fixed on the bottom surface of the upper clamping plate (8) and the top of the lower clamping plate (9), a movable clamping plate (21) fixed on the top of the spring (20), a limiting rod is arranged at the center of the spring (20), the limiting rod can penetrate through the upper clamping plate (8) and the lower clamping plate (9), and a plurality of groups of limiting rods, the spring (20) and the movable clamping plate (21) are arranged on the surfaces of the upper clamping plate (8) and the lower clamping plate (9).

4. The special-shaped product hydrostatic test equipment according to claim 1, wherein a plugboard (6) is arranged on one side far away from the top of the fixed block (17), a lifting handle is fixed on the top of the plugboard (6), and sealing gaskets are fixed on one side surface of the plugboard (6) and one side surface of the fixed block (17) of the plugboard.

5. The special-shaped product hydrostatic test equipment according to claim 1, wherein a first bidirectional threaded rod (12) is rotatably installed at the bottom of the test bench (1) through a fixing plate, the first bidirectional threaded rod (12) penetrates through the inside of two groups of first sliding blocks (10) and is in threaded connection with the two groups of first sliding blocks (10), a first motor (4) is fixed on one side surface of the fixing plate of the first bidirectional threaded rod (12), an output shaft of the first motor (4) is fixed with one end of the first bidirectional threaded rod (12), a water injection port (3) is fixed on the other side surface of the fixing block (17), and a pressure gauge is fixed on the surface of the water injection port (3).

6. The special-shaped product hydrostatic test equipment according to claim 1, wherein a sliding rod is fixed at the bottom of the test bench (1) through a fixing plate, passes through the inside of the two groups of third sliding blocks (15) and is in sliding connection with the two groups of third sliding blocks (15).