CN216050684U

CN216050684U - Novel vertical valve hydraulic test platform

Info

Publication number: CN216050684U
Application number: CN202122805869.1U
Authority: CN
Inventors: 姜红
Original assignee: Dongguan Xinfan Hydraulic Technology Co ltd
Current assignee: Dongguan Xinfan Hydraulic Technology Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-03-15
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses a novel vertical valve hydraulic test bed which comprises a test bed body, a machine base, stand columns, an oil cylinder mounting top plate, a hydraulic oil cylinder, an upper pressure plate, a lower pressure plate, a lead screw rotation driving device, a translation plate, a lifting driving device, a lifting plate, a clamping block translation driving device and clamping blocks. The valve testing device can automatically transfer the valve to the testing station of the testing table and move the detected valve out of the testing station without carrying by workers, thereby greatly reducing the labor intensity and the injury risk of the workers.

Description

Novel vertical valve hydraulic test platform

Technical Field

The utility model relates to the technical field of valve hydraulic test beds, in particular to a novel vertical valve hydraulic test bed.

Background

In general, in order to ensure the reliability of the strength of a newly produced valve or a repaired valve, the valve is subjected to pressure test before the valve leaves a factory.

In the prior art, a test bed for testing the strength and other performances of a valve generally adopts a positioning scheme of clamping the upper end and the lower end of the valve, however, in the actual production process, some larger valve workers adopt hands to carry the test bed, the hands are troublesome to carry, the labor intensity and the injury risk of the workers are greatly increased, and the test bed is very unsafe.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides a novel vertical valve hydraulic test bed.

In order to achieve the purpose, the utility model provides a novel vertical valve hydraulic test bed which comprises a test bed body, a machine base, stand columns, a cylinder mounting top plate, a hydraulic cylinder, an upper pressure plate, a lower pressure plate, a screw rod rotation driving device, a translation plate, a lifting driving device, a lifting plate, a clamping block translation driving device and a clamping block, wherein the machine base is connected to the side edges of the test bed body, four stand columns are arranged at the middle position of the top surface of the machine base in a longitudinal mode, the cylinder mounting top plate is arranged at the tops of the four stand columns, the hydraulic cylinder is downwards and longitudinally arranged at the top of the cylinder mounting top plate, an output shaft of the hydraulic cylinder penetrates through the cylinder mounting top plate to extend into the lower portion of the cylinder mounting top plate, the upper pressure plate is arranged on the output shaft of the hydraulic cylinder and located below the cylinder mounting top plate, the lower pressure plate is arranged at the top of the machine base and located under the upper pressure plate, the front end and the rear end of the top of the machine base are respectively provided with a screw rod mounting base, two screw rods are arranged on the screw rod mounting bases and can be respectively and rotatably mounted on the screw rod mounting bases, the screw rods are respectively positioned on two sides of the lower pressing plate and are arranged in parallel to the length direction of the machine base, two screw rod rotary driving devices are arranged on the screw rod rotary driving devices and are respectively mounted at the rear end of the top of the machine base, the screw rod rotary driving devices are respectively in transmission connection with the rear ends of the respective screw rods, two sides of the bottom of the translation plate are respectively provided with a nut block, the nut blocks are respectively in threaded connection with the respective screw rods, the screw rod rotary driving devices can drive the translation plate to move back and forth along the length direction of the machine base through the screw rods, the translation plate can pass between the upper pressing plate and the lower pressing plate in the process of moving back and forth, and the lifting driving devices are provided with two groups and are respectively mounted on the top surface of the machine base, two sets of lift drive arrangement are located the translation route both sides of translation board respectively, the lifter plate is equipped with two and installs respectively on the lift drive arrangement that corresponds separately, clamp splice translation drive arrangement is equipped with two sets ofly and installs respectively on the lifter plate that corresponds separately, the clamp splice is equipped with two and installs respectively on the clamp splice translation drive arrangement that corresponds separately, and the inboard of two clamp splices all is equipped with the clamp hoop portion that is the semicircle arcuation, clamp splice translation drive arrangement can drive the clamp splice translation that corresponds separately respectively separately to make two clamp splices be close to each other and remove to between clamp plate and the holding down plate, or make two clamp splices keep away from each other.

In a preferred embodiment, the screw rotation driving device is provided as a rotating motor, and an output shaft of the rotating motor is in transmission connection with the rear end of the screw.

As a preferred embodiment, each set of lifting driving devices comprises two lifting cylinders, the lifting cylinders are respectively installed on the machine base in a longitudinally upward mode, and output shafts of the lifting cylinders are connected with the bottom of the lifting plate.

As a preferred embodiment, each set of clamping block translation driving device comprises two translation oil cylinders, and output shafts of the translation oil cylinders are connected with the outer sides of the clamping blocks.

In a preferred embodiment, the top of the machine base is provided with guide posts respectively located at two sides of the lifting driving device, and the guide posts penetrate through the side part of the lifting plate and are slidably connected with the lifting plate.

Compared with the prior art, the utility model has the beneficial effects that:

the valve automatic moving device is simple and novel in structure and reasonable in design, can automatically move the valve to the test station of the test bed and move the detected valve out of the test station, is high in automation degree, does not need workers to carry, and greatly reduces the labor intensity and the injury risk of the workers.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram i of a novel vertical valve hydraulic test bed provided by an embodiment of the utility model;

fig. 2 is a schematic structural diagram ii of a novel vertical valve hydraulic test bed provided in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a clamp block of the novel vertical valve hydraulic test bed provided by the embodiment of the utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, an embodiment of the present invention provides a novel vertical valve hydraulic test bench, including a test bench body 1, a machine base 2, a column 3, a cylinder mounting top plate 4, a hydraulic cylinder 5, an upper press plate 6, a lower press plate 7, a screw 8, two screw rotation driving devices 9, a translation plate 10, two sets of lifting driving devices 11, a lifting plate 12, two sets of clamping block translation driving devices 13, and two clamping blocks 14, and the structure and the working principle of each component part will be described below.

Frame 2 is connected in the side of test bench body 1, stand 3 is equipped with four and vertically arranges in the top surface middle part position of frame 2, cylinder installation roof 4 is installed at four tops of stand 3, hydraulic cylinder 5 is down and vertically arranges at the top of cylinder installation roof 4, hydraulic cylinder 5's output shaft passes cylinder installation roof 4 and stretches into the below of cylinder installation roof 4, top board 6 is installed on hydraulic cylinder 5's output shaft and is located the below of cylinder installation roof 4, holding down plate 7 is installed at the top of frame 2 and is located top board 6 under, the top front end and the rear end of frame 2 are equipped with lead screw mount pad 21 respectively, lead screw 8 is equipped with two and rotationally installs on lead screw mount pad 21 respectively, lead screw 8 is located the both sides of holding down plate 7 respectively and is on a parallel with the length direction of frame 2 and arranges.

Preferably, the two screw rod rotation driving devices 9 can be set as rotating motors, the rotating motors are respectively installed at the rear ends of the tops of the bases 2, and output shafts of the rotating motors are in transmission connection with the rear ends of the screw rods 8.

The two sides of the bottom of the translation plate 10 are respectively provided with a nut block 22, and the nut blocks 22 are respectively in threaded connection with the corresponding screw rods 8.

Preferably, each set of the lifting driving devices 11 may include two lifting cylinders, the lifting cylinders are respectively installed on the top surface of the machine base 2 and located at two sides of the translation path of the translation plate 10, and output shafts of the lifting cylinders are respectively connected with the bottoms of the respective corresponding lifting plates 12.

In order to make the lifting of the lifting plate more stable and smooth, the top of the machine base 2 is provided with guide posts 17 respectively positioned at two sides of the lifting cylinder, and the guide posts 17 penetrate through the side part of the lifting plate 12 and are in sliding connection with the lifting plate 12.

Specifically, each set of clamping block translation driving device 13 may include two translation oil cylinders, the translation oil cylinders are respectively installed on the respective lifting plates 12, output shafts of the translation oil cylinders are respectively connected with outer sides of the respective corresponding clamping blocks 14, and inner sides of the two clamping blocks 14 are respectively provided with a semicircular arc-shaped clamping hoop portion 15.

When the valve clamping device works, a valve is transferred to a translation plate by a mechanical arm and is longitudinally placed, the translation plate is positioned at the foremost end of a machine base at the moment, then a rotating motor drives a screw rod to rotate, the translation plate is translated backwards to be positioned between an upper pressing plate and a lower pressing plate at the moment, the valve is positioned between the upper pressing plate and the lower pressing plate at the moment, then a translation oil cylinder drives two clamping blocks to translate in the direction close to each other respectively, so that the two clamping blocks move to the position below an upper end flange of the valve from two sides of the valve, meanwhile, the two clamping blocks can be matched with each other to clamp the valve, a lifting oil cylinder drives the clamping blocks to ascend so as to lift the valve and keep away from the translation plate, then the translation plate moves backwards, then the lifting oil cylinder drives the clamping blocks to descend, so that the valve is placed on the upper pressing plate and the translation oil cylinder drives the clamping blocks to translate and reset, a hydraulic oil cylinder drives the upper pressing plate to descend and be matched with the lower pressing plate to press the valve tightly, after the valve is detected, the translation hydro-cylinder drives two clamp splices and moves inwards, and lift cylinder drives two clamp splices and rises to mention the valve, the translation board moves forward to between the lower extreme and the holding down plate of valve, and lift cylinder drives the clamp splice decline, makes the valve move down and put the translation board, then the translation hydro-cylinder drives the clamp splice translation and keeps away from the valve and resets, and the translation board moves backward again in order to transport the valve to the frame rear output.

In conclusion, the valve automatic conveying device is simple and novel in structure and reasonable in design, can automatically convey the valve to the testing station of the testing table and move the detected valve out of the testing station, is high in automation degree, does not need workers to carry, and greatly reduces the labor intensity and the injury risk of the workers.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a novel vertical valve hydraulic test platform which characterized in that: comprises a test bed body (1), a machine base (2), stand columns (3), an oil cylinder mounting top plate (4), a hydraulic oil cylinder (5), an upper pressure plate (6), a lower pressure plate (7), a lead screw (8), a lead screw rotation driving device (9), a translation plate (10), a lifting driving device (11), a lifting plate (12), a clamping block translation driving device (13) and a clamping block (14), wherein the machine base (2) is connected to the side edge of the test bed body (1), the stand columns (3) are provided with four columns and are longitudinally arranged at the middle position of the top surface of the machine base (2), the oil cylinder mounting top plate (4) is arranged at the tops of the four stand columns (3), the hydraulic oil cylinder (5) is downwards and longitudinally arranged at the top of the oil cylinder mounting top plate (4), and an output shaft of the hydraulic oil cylinder (5) penetrates through the oil cylinder mounting top plate (4) and extends into the lower part of the oil cylinder mounting top plate (4), the upper pressing plate (6) is arranged on an output shaft of the hydraulic oil cylinder (5) and is positioned below the oil cylinder mounting top plate (4), the lower pressing plate (7) is arranged at the top of the machine base (2) and is positioned under the upper pressing plate (6), the front end and the rear end of the top of the machine base (2) are respectively provided with a screw rod mounting base (21), two screw rods (8) are respectively arranged on the screw rod mounting bases (21) in a rotatable manner, the screw rods (8) are respectively positioned at two sides of the lower pressing plate (7) and are arranged in parallel to the length direction of the machine base (2), two screw rod rotary driving devices (9) are respectively arranged at the rear end of the top of the machine base (2), the screw rod rotary driving devices (9) are respectively in transmission connection with the rear ends of the respective corresponding screw rods (8), two sides of the bottom of the translation plate (10) are respectively provided with nut blocks (22), the screw blocks (22) are respectively in threaded connection with the corresponding screw rods (8), the screw rod rotation driving device (9) can drive the translation plate (10) to move back and forth along the length direction of the machine base (2) through the screw rods (8), the translation plate (10) can pass through the space between the upper pressing plate (6) and the lower pressing plate (7) in the back and forth movement process, the lifting driving devices (11) are provided with two groups and are respectively installed on the top surface of the machine base (2), the two groups of lifting driving devices (11) are respectively positioned at two sides of the translation path of the translation plate (10), the lifting plates (12) are provided with two groups and are respectively installed on the corresponding lifting driving devices (11), the clamping block translation driving devices (13) are provided with two groups and are respectively installed on the corresponding lifting plates (12), the clamping blocks (14) are provided with two groups and are respectively installed on the corresponding clamping block translation driving devices (13), the inner sides of the two clamping blocks (14) are respectively provided with a semicircular arc-shaped clamping hoop part (15), and the clamping block translation driving devices (13) can respectively drive the corresponding clamping blocks (14) to translate, so that the two clamping blocks (14) are close to each other and move between the upper pressing plate (6) and the lower pressing plate (7), or the two clamping blocks (14) are far away from each other.

2. The novel vertical valve hydraulic test bench of claim 1, characterized in that: the screw rod rotation driving device (9) is set to be a rotating motor, and an output shaft of the rotating motor is in transmission connection with the rear end of the screw rod (8).

3. The novel vertical valve hydraulic test bench of claim 1, characterized in that: each group of lifting driving devices (11) comprises two lifting oil cylinders, the lifting oil cylinders are respectively installed on the machine base (2) in a vertically upward mode, and output shafts of the lifting oil cylinders are connected with the bottom of the lifting plate (12).

4. The novel vertical valve hydraulic test bench of claim 1, characterized in that: each group of clamping block translation driving devices (13) comprises two translation oil cylinders, and output shafts of the translation oil cylinders are connected with the outer sides of the clamping blocks (14).

5. The novel vertical valve hydraulic test bench of claim 1, characterized in that: the top of the machine base (2) is provided with guide posts (17) which are respectively positioned at two sides of the lifting driving device (11), and the guide posts (17) penetrate through the side part of the lifting plate (12) and are in sliding connection with the lifting plate (12).