CN213579922U

CN213579922U - Clamp for slide valve air tightness test

Info

Publication number: CN213579922U
Application number: CN202022246017.9U
Authority: CN
Inventors: 黄海龙
Original assignee: Tianjin Shide Hydraulic Technology Co ltd
Current assignee: Tianjin Shide Hydraulic Technology Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-06-29
Anticipated expiration: 2030-10-10

Abstract

The utility model provides an anchor clamps for sliding valve gas tightness test belongs to gas tightness test technical field, and this an anchor clamps for sliding valve gas tightness test includes support body subassembly, conveying component and anchor clamps subassembly. The support body subassembly includes support frame, workstation and fixed station, conveying component includes sliding guide, sliding seat and first pneumatic cylinder, the anchor clamps subassembly includes second pneumatic cylinder, clamp plate, lower bolster, third pneumatic cylinder, fourth pneumatic cylinder, cope match-plate pattern and air pump. After the test is finished, the fourth hydraulic cylinder drives the upper template to ascend, the third hydraulic cylinder jacks the lower template, the planar valve clack sliding valve floats out of the sliding seat and is convenient to take out, the design of the upper and lower dies in a fit and pressing sealing mode is adopted, the valve clack sliding valve is suitable for interfaces of planar valve clack sliding valves of various specifications, the design of clamping, positioning and unloading is adopted, the rapid disassembly, assembly and positioning of the planar valve clack sliding valve are facilitated, the airtight test of the planar valve clack sliding valve is more convenient, and the airtight test.

Description

Clamp for slide valve air tightness test

Technical Field

The utility model relates to an air-tight test technical field particularly, relates to an anchor clamps for sliding valve air-tight test.

Background

The gas tightness test is one of density tests using a gas as a pressurizing medium to prevent leakage of a container, a pipe, or a valve body. The plane type valve clack sliding valve utilizes the valve clack to slide on a sealing surface, and changes the positions of a fluid inlet channel and a fluid outlet channel so as to control the flow direction of fluid. The plane valve clack sliding valve is mainly used for steam engine.

However, the above-mentioned solutions still have certain defects, and the inventor finds that the existing pipeline flange with non-standard flat flap sliding valve flange interfaces needs to prepare various non-standard interfaces for sealing connection, and is inconvenient for the air-tight test of the flat flap sliding valve.

SUMMERY OF THE UTILITY MODEL

In order to make up for above not enough, the utility model provides an anchor clamps for slide valve air-tight test aims at improving the inconvenient problem of plane formula valve clack slide valve air-tight test.

The utility model discloses a realize like this:

the utility model provides an anchor clamps for sliding valve gas tightness test includes support body subassembly, conveying assembly and anchor clamps subassembly.

The frame body component comprises a support frame, a workbench and a fixed table, the bottom of the workbench is horizontally arranged at the top of the support frame, the bottom of the fixed table is horizontally arranged at one side above the workbench, the conveying component comprises a sliding guide rail, sliding seats and a first hydraulic cylinder, the bottom of the sliding guide rail horizontally and symmetrically slides on two sides of the top of the workbench, the bottom of the sliding seat slides on the surface of the sliding guide rail, the bottom of a cylinder body of the first hydraulic cylinder is fixed at one side of the top of the workbench between the sliding guide rails, one end of a piston rod of the first hydraulic cylinder is fixed at one side of the bottom of the sliding seat, the clamp component comprises a second hydraulic cylinder, a pressing plate, a lower template, a third hydraulic cylinder, a fourth hydraulic cylinder, an upper template and an air pump, the cylinder bodies of the second hydraulic cylinder are horizontally and uniformly distributed at, the clamp plate one side is vertical set up in second pneumatic cylinder piston rod one end, the lower bolster vertical slide in the sliding seat, the vertical symmetry of third pneumatic cylinder body is fixed in workstation bottom one side, third pneumatic cylinder piston rod one end orientation the lower bolster bottom, the vertical symmetry of fourth pneumatic cylinder body is fixed in fixed station top one side, the cope match-plate pattern level set up in fourth pneumatic cylinder piston rod one end below, the cope match-plate pattern orientation the lower bolster, the air pump set up in cope match-plate pattern top one side, the air pump communicate in the cope match-plate pattern.

In an embodiment of the present invention, a base plate is disposed at the bottom of the supporting frame.

The utility model discloses an in one embodiment, it is adjacent the sliding seat workstation surface one side equipartition has the mount pad, second pneumatic cylinder body one side is fixed in the mount pad upper end.

In an embodiment of the present invention, the sliding guide rail is provided with a limiting plate on one side of the surface of the workbench, and the sliding seat is disposed between the limiting plates.

In an embodiment of the present invention, the bottom of the fixing table is provided with a supporting rod, and the bottom of the supporting rod is fixed to one side of the top of the workbench.

The utility model discloses an in one embodiment, fourth pneumatic cylinder piston rod one end is provided with the connecting plate, go up the template top center set up in connecting plate bottom center.

In an embodiment of the present invention, the surface symmetry on the two ends of the connecting plate is vertically provided with a guide rod, and the surface of the guide rod slides and runs through one side of the fixing table.

The utility model discloses an in the embodiment, fourth pneumatic cylinder body bottom is provided with the fixed plate, the fixed plate bottom is fixed in fixed station top one side.

In an embodiment of the present invention, the first hydraulic cylinder body one end is provided with a connecting seat, the bottom of the connecting seat is fixed on one side of the top of the workbench.

The utility model discloses an in one embodiment, first pneumatic cylinder piston rod one end is provided with the connecting block, the connecting block top is fixed in sliding seat bottom one side.

The utility model has the advantages that: the utility model discloses a anchor clamps for slide valve gas tightness test that obtains through above-mentioned design, when using, put the lower template into the sliding seat flatly, put flat valve clack sliding valve one end flange joint face on the lower template surface of keeping flat, open first pneumatic cylinder control plane valve clack sliding valve and remove to the experimental region, open second pneumatic cylinder control clamp plate and press from both sides tightly and fix a position plane valve clack sliding valve all around, open fourth pneumatic cylinder and drive the cope match-plate pattern whereabouts, cope match-plate pattern and lower bolster compress tightly the flange face of laminating plane valve clack sliding valve both ends, open the air pump, the air pump carries out the gas tightness test to plane valve clack sliding valve, after the experiment, open fourth pneumatic cylinder and drive the cope match-plate pattern and rise, open third pneumatic cylinder jack-up the lower template, make plane valve clack sliding valve clack emerge the sliding seat, conveniently take, the design of clamping, positioning and discharging is adopted, the planar valve clack sliding valve is convenient to disassemble, assemble and position quickly, the structure is simple, the planar valve clack sliding valve is more convenient to perform airtight test, the automation degree is high, and the effect of the planar valve clack sliding valve is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic perspective view of a fixture for a sliding valve air-tightness test according to an embodiment of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a frame body assembly according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of a conveying assembly according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a clamp assembly according to an embodiment of the present invention.

In the figure: 100-a rack assembly; 110-a support frame; 111-a backing plate; 120-a workbench; 121-a mounting seat; 122-a limiting plate; 130-a stationary table; 131-struts; 200-a transport assembly; 210-a sliding guide; 220-a sliding seat; 230-a first hydraulic cylinder; 231-a connecting seat; 232-connecting block; 300-a clamp assembly; 310-a second hydraulic cylinder; 320-a pressing plate; 330-lower template; 340-a third hydraulic cylinder; 350-a fourth hydraulic cylinder; 351-connecting plate; 3511-guide bar; 352-a fixing plate; 360-upper template; 370-air pump.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, 2, 3 and 4, the present invention provides a technical solution: a jig for an airtightness test of a sliding valve includes a frame assembly 100, a transfer assembly 200, and a jig assembly 300, wherein the transfer assembly 200 is disposed at one side inside the frame assembly 100, the jig assembly 300 is disposed at a peripheral side of the transfer assembly 200, the transfer assembly 200 transports a flat type flap sliding valve to a test area, and the jig assembly 300 clamps and seals the flat type flap sliding valve.

Referring to fig. 1, 2, 3 and 4, the rack assembly 100 includes a support frame 110, a worktable 120 and a fixing platform 130, the bottom of the worktable 120 is horizontally disposed on the top of the support frame 110, the worktable 120 is screwed with the support frame 110, a backing plate 111 is disposed at the bottom of the support frame 110, the backing plate 111 is screwed with the support frame 110, so as to facilitate the installation of the detection device, a supporting rod 131 is disposed at the bottom of the fixing platform 130, the bottom of the supporting rod 131 is fixed on one side of the top of the worktable 120, the supporting rod 131 is respectively screwed with the fixing platform 130 and the worktable 120, and the bottom of the fixing platform 130.

Referring to fig. 1, 2, 3 and 4, the conveying assembly 200 includes a sliding guide rail 210, a sliding seat 220 and a first hydraulic cylinder 230, the bottom of the sliding guide rail 210 horizontally and symmetrically slides on two sides of the top of the workbench 120, the sliding guide rail 210 is screwed with the workbench 120, the bottom of the sliding seat 220 slides on the surface of the sliding guide rail 210, the sliding seat 220 slides on the surface of the sliding guide rail 210 through a guide rail slider, one end of the first hydraulic cylinder 230 is provided with a connecting seat 231, the bottom of the connecting seat 231 is fixed on one side of the top of the workbench 120, the connecting seat 231 is respectively screwed with the first hydraulic cylinder 230 and the workbench 120, the bottom of the first hydraulic cylinder 230 is fixed on one side of the top of the workbench 120 between the sliding guide rails 210, one end of a piston rod of the first hydraulic cylinder 230 is provided with a connecting block 232, the top of the connecting block 232 is fixed on one side of the bottom of the sliding seat, the first hydraulic cylinder 230 controls the plane type flap valve to move to the test area, a limit plate 122 is disposed on one side of the surface of the table 120 adjacent to the sliding guide 210, the table 120 is screwed with the limit plate 122, and the sliding seat 220 is disposed between the limit plates 122.

Referring to fig. 1, 2, 3 and 4, the clamping assembly 300 includes a second hydraulic cylinder 310, a pressing plate 320, a lower template 330, a third hydraulic cylinder 340, a fourth hydraulic cylinder 350, an upper template 360 and a gas pump 370, wherein the mounting seats 121 are uniformly distributed on one side of the surface of the worktable 120 of the adjacent sliding seat 220, one side of the second hydraulic cylinder 310 is fixed in the upper ends of the mounting seats 121, the mounting seats 121 are respectively screwed with the worktable 120 and the second hydraulic cylinder 310, the second hydraulic cylinder 310 is horizontally and uniformly arranged on one side of the adjacent sliding seat 220 above the worktable 120, one side of the pressing plate 320 is vertically arranged at one end of the piston rod of the second hydraulic cylinder 310, the pressing plate 320 is screwed with the second hydraulic cylinder 310, the second hydraulic cylinder 310 controls the pressing plate 320 to be quickly positioned and clamp the planar valve flap, the lower template 330 vertically slides in the sliding seat 220, the lower template 330 is tightly pressed and attached to the flange surface of the bottom of the planar valve flap for sealing, the third, the third hydraulic cylinder 340 is in threaded connection with the workbench 120, one end of a piston rod of the third hydraulic cylinder 340 faces the bottom of the lower template 330, the third hydraulic cylinder 340 jacks up the lower template 330 to facilitate lifting and discharging of the planar valve flap slide valve, a fixing plate 352 is arranged at the bottom of a cylinder body of the fourth hydraulic cylinder 350, the bottom of the fixing plate 352 is fixed to one side of the top of the fixing table 130, the fixing plate 352 is in threaded connection with the fourth hydraulic cylinder 350 and the fixing table 130 respectively, and the cylinder body of the fourth hydraulic cylinder 350 is vertically and symmetrically fixed to one side of the.

Wherein, fourth pneumatic cylinder 350 piston rod one end is provided with connecting

plate

351, 360 top centers on the cope match-plate pattern set up in connecting plate 351 bottom center, connecting plate 351 respectively with fourth

pneumatic cylinder

350 and 360 spiro couplings of cope match-plate pattern, 360 levels of cope match-plate pattern set up in fourth pneumatic cylinder 350 piston rod one end below, 360 laminating of cope match-plate pattern compress tightly plane valve clack sliding valve upper end flange faces, the vertical guide arm 3511 that is provided with of surface symmetry on the connecting plate 351 both ends, guide arm 3511 and connecting plate 351 spiro couplings, the surface of guide arm 3511 slides and runs through in fixed station 130 one side, increase the laminating precision of cope match-plate pattern 360 through guide arm 3511, cope match-plate pattern 360 is towards lower bolster 330, air pump 370 sets up in 360 top one sides of cope match-plate pattern,

air pump

370 and 360 spiro couplings.

Specifically, the working principle of the clamp for the sliding valve air tightness test is as follows: when the test is finished, the fourth hydraulic cylinder 350 is opened to drive the upper template 360 to fall, the upper template 360 and the lower template 330 are tightly pressed and attached to the flange surfaces at the two ends of the planar valve clack sliding valve, the air pump 370 is opened, the air pump 370 is used for carrying out the air tightness test on the planar valve clack sliding valve, after the test is finished, the fourth hydraulic cylinder 350 is opened to drive the upper template 360 to ascend, the third hydraulic cylinder 340 is opened to jack up the lower template 330, so that the planar valve clack sliding valve clack floats out of the sliding seat 220, the planar valve clack sliding valve clack can be conveniently taken out without bolt connection, and the air tightness test can be carried out on the planar valve clack sliding valve by the attaching seal of the upper and lower dies, the automatic clamping and positioning are suitable for detecting large-batch planar valve clack sliding valves, the planar valve clack sliding valve airtight test is more convenient, and the planar valve clack sliding valve airtight test has better effect.

It should be noted that the specific model specifications of the first hydraulic cylinder 230, the second hydraulic cylinder 310, the third hydraulic cylinder 340, the fourth hydraulic cylinder 350, and the air pump 370 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the first hydraulic cylinder 230, the second hydraulic cylinder 310, the third hydraulic cylinder 340, the fourth hydraulic cylinder 350 and the air pump 370 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A clamp for a sliding valve air tightness test is characterized by comprising

The rack body assembly (100) comprises a support frame (110), a workbench (120) and a fixing table (130), wherein the bottom of the workbench (120) is horizontally arranged at the top of the support frame (110), and the bottom of the fixing table (130) is horizontally arranged on one side above the workbench (120);

the conveying assembly (200) comprises sliding guide rails (210), sliding seats (220) and a first hydraulic cylinder (230), the bottoms of the sliding guide rails (210) horizontally and symmetrically slide on two sides of the top of the workbench (120), the bottom of the sliding seat (220) slides on the surface of the sliding guide rails (210), the bottom of a cylinder body of the first hydraulic cylinder (230) is fixed on one side of the top of the workbench (120) between the sliding guide rails (210), and one end of a piston rod of the first hydraulic cylinder (230) is fixed on one side of the bottom of the sliding seat (220);

the clamp assembly (300) comprises a second hydraulic cylinder (310), a pressing plate (320), a lower template (330), a third hydraulic cylinder (340), a fourth hydraulic cylinder (350), an upper template (360) and an air pump (370), wherein cylinder bodies of the second hydraulic cylinder (310) are horizontally and uniformly distributed on one side above the workbench (120) adjacent to the sliding seat (220), one side of the pressing plate (320) is vertically arranged at one end of a piston rod of the second hydraulic cylinder (310), the lower template (330) vertically slides in the sliding seat (220), the cylinder bodies of the third hydraulic cylinder (340) are vertically and symmetrically fixed on one side of the bottom of the workbench (120), one end of the piston rod of the third hydraulic cylinder (340) faces towards the bottom of the lower template (330), and the cylinder bodies of the fourth hydraulic cylinder (350) are vertically and symmetrically fixed on one side of the top of the fixed table (130), the upper die plate (360) is horizontally arranged below one end of a piston rod of the fourth hydraulic cylinder (350), the upper die plate (360) faces the lower die plate (330), the air pump (370) is arranged on one side of the top of the upper die plate (360), and the air pump (370) is communicated with the upper die plate (360).

2. The jig for airtightness testing of sliding valve according to claim 1, wherein a pad plate (111) is provided at the bottom of the support frame (110).

3. The clamp for the airtightness test of the sliding valve according to claim 1, wherein mounting seats (121) are uniformly formed on one side of the surface of the table (120) adjacent to the sliding seat (220), and one side of the cylinder body of the second hydraulic cylinder (310) is fixed in the upper ends of the mounting seats (121).

4. The jig for airtightness testing of sliding valve according to claim 1, wherein a position limiting plate (122) is provided adjacent to one side of the surface of the table (120) of the sliding guide (210), and the sliding seat (220) is provided between the position limiting plates (122).

5. The clamp for the airtightness test of the sliding valve according to claim 1, wherein a support rod (131) is provided at the bottom of the fixing table (130), and the bottom of the support rod (131) is fixed to the top side of the working table (120).

6. The jig for airtightness testing of sliding valve according to claim 1, wherein the fourth hydraulic cylinder (350) has a piston rod provided at one end with a connecting plate (351), and the top center of the upper mold plate (360) is provided at the bottom center of the connecting plate (351).

7. The clamp for the airtightness test of the sliding valve according to claim 6, wherein guide rods (3511) are symmetrically and vertically provided on the upper surfaces of both ends of the connecting plate (351), and the surfaces of the guide rods (3511) slidably penetrate through one side of the fixed table (130).

8. The clamp for the airtightness test of the sliding valve according to claim 1, wherein a fixing plate (352) is provided at the bottom of the cylinder body of the fourth hydraulic cylinder (350), and the bottom of the fixing plate (352) is fixed to the top side of the fixing table (130).

9. The clamp for the airtightness test of the slide valve according to claim 1, wherein the first hydraulic cylinder (230) has a connecting seat (231) at one end thereof, and the bottom of the connecting seat (231) is fixed to the top side of the table (120).

10. The jig for airtightness testing of sliding valve according to claim 1, wherein the first hydraulic cylinder (230) has a connecting block (232) at one end of its piston rod, and the top of the connecting block (232) is fixed to the bottom side of the sliding seat (220).