Valve test bed

Abstract

The utility model discloses a valve test bench, which comprises a water tank platform, a control cabinet and a tooling mechanism, the water tank platform and the control cabinet are distributed left and right, the tooling mechanism is erected on the water tank platform and is used for positioning and mounting a valve workpiece, the tooling mechanism comprises a bottom plate, a hydraulic cylinder and an assembly table, and a top plate is erected above the bottom plate in parallel through four upright posts; the hydraulic cylinder is vertically and fixedly installed on the top plate, the output end of the hydraulic cylinder penetrates through the top plate and is coaxially and fixedly connected with a pressing plate, and a plurality of sealing plate accessories are fixedly installed on the top of the assembly table in the length direction of the assembly table. According to the valve test bed, the assembly table is slidably mounted on the bottom plate, and the sealing plate accessories of various specifications are preset on the assembly table, so that when valves of different specifications are detected, only the sealing plate accessories of the corresponding specifications need to be switched to designated stations, field disassembly and assembly are not needed, and the use convenience is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of valve detection, in particular to a valve test bench. Background Art

[0002] The valve test bench, also known as the valve test device, is an important equipment for valve production and valve disassembly inspection and maintenance, used to ensure the reliable sealing quality of newly produced valves and valves after inspection and maintenance. Its main functions include valve leakage test, valve body strength test and other functional tests.

[0003] In the process of implementing the present invention, the inventors found that there are at least the following problems in the prior art:

[0004] The existing valve test bench usually needs to be equipped with sealing plates of corresponding specifications when assembling valves of different specifications to ensure the sealing of the assembly, but it is very inconvenient to replace the sealing plates.

[0005] Therefore, the above technical problems need to be solved. Utility Model Content

[0006] In order to overcome the deficiencies of the prior art, the utility model provides a valve test bench, which solves the problem that it is very inconvenient to replace the sealing plate of the current valve test bench.

[0007] In order to solve the above technical problems, the basic technical solution proposed by the utility model is:

[0008] The valve test bench includes a water tank table and a control cabinet distributed on the left and right, as well as a tooling mechanism mounted on the water tank table for positioning and installing valve workpieces.

[0009] The tooling mechanism includes a base plate, a hydraulic cylinder and an assembly table. The base plate is provided with a top plate in parallel above it through four columns. The hydraulic cylinder is vertically fixed on the top plate. The output end of the hydraulic cylinder passes through the top plate and is coaxially fixedly connected with a pressure plate. A plurality of sealing plate accessories are fixedly installed on the top of the assembly table along its length direction.

[0010] Preferably, the assembly platform further includes a driving assembly, the driving assembly including a servo motor fixedly mounted on one side of the top of the top plate, the output end of the servo motor passes through the top plate and is coaxially mounted with a gear through a shaft, and a rack meshing with the gear is fixedly mounted on the left side of the bottom of the assembly platform. The driving assembly can conveniently realize the precise movement of the assembly platform on the bottom plate. Specifically, the output end of the servo motor can drive the gear through the shaft, and the gear can drive the meshing rack to move, thereby realizing the sliding of the assembly platform.

[0011] Preferably, the assembly platform is perpendicular to the bottom plate, the bottom of the assembly platform is fixedly connected with two mutually parallel sliders, the top of the bottom plate is fixedly connected with two mutually parallel slide grooves, and the two sliders are slidably connected with the two slide grooves respectively. The assembly platform is slidably connected to the bottom plate through two sliders and two slide grooves that are adapted to each other. Preferably, the slider is a wedge-shaped block structure to ensure the stability of the assembly platform sliding on the bottom plate.

[0012] Preferably, the top of the assembly table is provided with a plurality of card slots distributed along the width direction thereof, and the bottoms of a plurality of the sealing plate accessories are fixedly connected with card strips adapted to the card slots.

[0013] Preferably, several of the slots are evenly distributed in parallel along the length of the assembly table, and the bottoms of several of the slots are vertically threaded with screws. Among them, the number of sealing plate accessories installed on the assembly table is limited, and often cannot meet the corresponding needs of all valves. As a preferred embodiment, by providing mutually compatible slots and strips, in conjunction with screws, the sealing plate accessories can be edited and disassembled on the assembly table, which helps to flexibly select the sealing plate accessories and improves applicability.

[0014] The beneficial effects of the utility model are:

[0015] The technical solution of the utility model is to slide an assembly table on the bottom plate, and various specifications of sealing plate accessories are preset on the assembly table. When performing inspection operations on valves of different specifications, it is only necessary to switch the sealing plate accessories of the corresponding specifications to the designated work station, without the need for on-site disassembly and assembly operations, which greatly improves the convenience of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of an embodiment of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the tooling mechanism of the utility model;

[0018] Figure 3 This is a schematic diagram of the installation structure of the assembly platform of the utility model;

[0019] Figure 4 This is a schematic diagram of the installation structure of the sealing plate accessory of the utility model;

[0020] Description of reference numerals:

[0021] 100. Sink table;

[0022] 200. Control cabinet;

[0023] 300, tooling mechanism;

[0024] 310, bottom plate; 320, hydraulic cylinder; 330, drive assembly; 340, assembly table; 350, column; 360, top plate; 370, pressure plate; 380, sealing plate accessories;

[0025] 3110, chute;

[0026] 3310, servo motor; 3320, shaft; 3330, gear; 3340, rack;

[0027] 3410, slider; 3420, slot; 3430, screw;

[0028] 3810, card strip. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-4 The utility model provides a technical solution: a valve test bench, including a water tank table 100 and a control cabinet 200 distributed on the left and right, and a tooling mechanism 300 mounted on the water tank table 100 for positioning and installing the valve workpiece, the tooling mechanism 300 includes a bottom plate 310, a hydraulic cylinder 320 and an assembly table 340, the bottom plate 310 is parallelly mounted with a top plate 360 ​​above it through four columns 350, the hydraulic cylinder 320 is vertically fixedly installed on the top plate 360, the output end of the hydraulic cylinder 320 passes through the top plate 360 ​​and is coaxially fixedly connected with a pressure plate 370, and a plurality of sealing plate accessories 380 are fixedly installed on the top of the assembly table 340 along its length direction.

[0031] Based on the above-mentioned structural setting, the valve test bench is composed of a water tank table 100, a control cabinet 200 and a tooling mechanism 300, wherein the control cabinet 200 is used for the electrical control of the entire valve test bench, the tooling mechanism 300 is used for the positioning and assembly of the valve to be tested, and the water tank table 100 provides structural support for the erection of the tooling mechanism 300. Specifically, during the working process, the operator first selects the sealing plate accessories 380 of corresponding specifications according to the valve to be tested, and moves the assembly table 340, the two sliders 3410 move along the two slide grooves 3110 respectively, and the operator moves the sealing plate accessories 380 of corresponding specifications to the pressure plate The valve to be tested is then placed on a sealing plate accessory 380 of corresponding specifications. Finally, the operator controls the output end of the hydraulic cylinder 320 to extend outward through the control cabinet 200, and the pressure plate 370 moves down to cooperate with the sealing plate accessory 380 to complete the clamping tooling for the valve to be tested. The valve test bench is equipped with an assembly table 340 slidably installed on the bottom plate 310, and sealing plate accessories 380 of various specifications are preset on the assembly table 340. When testing valves of different specifications, it is only necessary to switch the sealing plate accessories 380 of corresponding specifications to the designated work station without the need for on-site disassembly and assembly operations, which greatly improves the convenience of use.

[0032] Furthermore, it also includes a driving component 330 for the assembly platform 340 to move. The driving component 330 includes a servo motor 3310 fixedly mounted on one side of the top of the top plate 360. The output end of the servo motor 3310 passes through the top plate 360 ​​and is coaxially mounted with a gear 3330 through a shaft 3320. A rack 3340 meshing with the gear 3330 is fixedly mounted on the left side of the bottom of the assembly platform 340.

[0033] Furthermore, the assembly platform 340 is perpendicular to the base plate 310 , and two parallel sliders 3410 are fixedly connected to the bottom of the assembly platform 340 , and two parallel slide grooves 3110 are fixedly connected to the top of the base plate 310 , and the two sliders 3410 are slidably connected to the two slide grooves 3110 , respectively.

[0034] Furthermore, a plurality of slots 3420 distributed along the width direction of the assembly platform 340 are provided on the top, and a plurality of closing plate accessories 380 are fixedly connected to the bottom with a clamping strip 3810 adapted to the slots 3420 .

[0035] Furthermore, the plurality of slots 3420 are evenly distributed in parallel at equal distances along the length direction of the assembly platform 340 , and the bottoms of the plurality of slots 3420 are vertically threaded with screw rods 3430 .

[0036] According to the disclosure and teaching of the above description, the technical personnel in the field to which the utility model belongs can also change and modify the above implementation. Therefore, the utility model is not limited to the specific implementation methods disclosed and described above, and some modifications and changes to the utility model should also fall within the scope of protection of the claims of the utility model. In addition, although some specific terms are used in this specification, these terms are only for the convenience of description and do not constitute any limitation to the utility model.

Claims

1. Valve test bench, characterized by: It comprises a water tank platform (100) and a control cabinet (200) distributed on the left and right, and a tooling mechanism (300) mounted on the water tank platform (100) for positioning and installing a valve workpiece; The tooling mechanism (300) comprises a bottom plate (310), a hydraulic cylinder (320) and an assembly platform (340); a top plate (360) is arranged parallel to the bottom plate (310) via four columns (350); the hydraulic cylinder (320) is vertically fixedly mounted on the top plate (360); an output end of the hydraulic cylinder (320) passes through the top plate (360) and is coaxially fixedly connected to a pressure plate (370); and a plurality of sealing plate accessories (380) are fixedly mounted on the top of the assembly platform (340) along its length direction.

2. The valve test bench according to claim 1, characterized in that: The assembly platform (340) further comprises a driving assembly (330) for moving the assembly platform (340), wherein the driving assembly (330) comprises a servo motor (3310) fixedly mounted on one side of the top of the top plate (360), wherein the output end of the servo motor (3310) passes through the top plate (360) and is coaxially mounted with a gear (3330) via a shaft (3320), and a rack (3340) meshing with the gear (3330) is fixedly mounted on the left side of the bottom of the assembly platform (340).

3. The valve test bench according to claim 1, characterized in that: The assembly platform (340) is perpendicular to the base plate (310); the bottom of the assembly platform (340) is fixedly connected to two mutually parallel sliding blocks (3410); the top of the base plate (310) is fixedly connected to two mutually parallel sliding grooves (3110); the two sliding blocks (3410) are respectively slidably connected to the two sliding grooves (3110).

4. The valve test bench according to claim 1, characterized in that: The top of the assembly platform (340) is provided with a plurality of slots (3420) distributed along its width direction, and the bottoms of the plurality of sealing plate accessories (380) are fixedly connected with clips (3810) adapted to the slots (3420).

5. The valve test bench according to claim 4, characterized in that: The plurality of slots (3420) are evenly distributed in parallel at equal distances along the length direction of the assembly platform (340), and the bottoms of the plurality of slots (3420) are vertically threaded with screw rods (3430).

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