CN219130939U

CN219130939U - Cutting device for machining high-precision gate valve plate

Info

Publication number: CN219130939U
Application number: CN202320252789.4U
Authority: CN
Inventors: 崔钢
Original assignee: Tianjin Jinde Shenghe Valve Manufacturing Co ltd
Current assignee: Tianjin Jinde Shenghe Valve Manufacturing Co ltd
Priority date: 2023-02-20
Filing date: 2023-02-20
Publication date: 2023-06-06
Anticipated expiration: 2033-02-20

Abstract

The utility model relates to the technical field of gate valve plates, in particular to a cutting device for processing a high-precision gate valve plate. The vertical block is driven to rise through the fixed screw in the pressing mechanism, the vertical block drives the cylinder to slide in the connecting column, the connecting column drives the connecting rod to rotate, the connecting column drives the vertical column to descend, the vertical column slides in the first supporting plate, when the cutting knife is last, the cut-off part of the gate valve plate body cannot fall down, the uneven cutting edge of the gate valve plate cannot be caused, and the cutting precision of the gate valve plate cannot be affected.

Description

Cutting device for machining high-precision gate valve plate

Technical Field

The utility model relates to the technical field of gate valve plates, in particular to a cutting device for processing a high-precision gate valve plate.

Background

The gate valve is a shutter, the moving direction of the shutter is perpendicular to the fluid direction, the gate valve can only be fully opened and fully closed, the gate valve cannot be regulated and throttled, the gate valve is sealed by contacting the valve seat and the shutter, the metal material can be deposited on the sealing surface to increase the wear resistance, and the gate valve is divided into a rigid gate valve and an elastic gate valve according to the difference of the shutters, wherein the gate valve is usually required to be treated by a cutting device in the process of producing and processing the shutters.

For example, the patent application publication No. CN217965947U proposes a cutting device for processing a gate valve plate, which comprises a workbench, a first chute is opened on the outer wall of one side of the top of the workbench, and a threaded rod is connected to the inner wall of one side of the first chute through a bearing, a first sliding block is screwed on the outer wall of one side of the threaded rod, and a placing plate is welded on the outer wall of the top of the first sliding block, although the above mentioned document can realize preventing uneven surface of a cutting surface and even breakage of the cutting plate caused by pushing the shutter plate too much to contact with the cutting plate in the cutting process, when the gate valve plate is cut to the end, the connecting part of the gate valve plate and the gate valve plate is reduced, and the cut part of the gate valve plate is fallen down due to the gravity of the cut part of the gate valve plate, so that the cutting edge of the gate valve plate is uneven, and the protrusion of the cut part is caused, thereby affecting the cutting precision of the gate valve plate.

Disclosure of Invention

The utility model aims to solve the problem that the cutting precision of a gate valve plate is affected in the prior art, and provides a cutting device for processing the gate valve plate with high precision.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a cutting device is used in processing of high accuracy gate valve plate, includes base and slider, base and slider sliding connection, the tip and the outer wall fixed connection of workstation of slider, the surface and the first backup pad fixed connection of workstation, the surface and the outer wall fixed connection of placing the platform of workstation, the outside of first backup pad is equipped with pushing mechanism.

Preferably, the pushing mechanism comprises a fastening screw and a vertical block, the fastening screw is in threaded connection with the first supporting plate, the end part of the fastening screw is fixedly connected with the vertical block, a cylinder is fixedly connected to the surface of the vertical block, the cylinder is in sliding connection with the connecting column, the end part of the connecting column is in rotating connection with the vertical column through a pin shaft, the vertical column is in sliding connection with the first supporting plate, and a pressing plate is fixedly connected to the end part of the vertical column.

Preferably, the connecting column is rotationally connected with one end of the connecting rod through a pin shaft, the other end of the connecting rod is rotationally connected with the first supporting plate through a pin shaft, and the surface of the workbench is fixedly connected with the bearing table.

Preferably, the surface of placing the platform and accepting the platform all laminates with the gate valve plate body mutually, the surface and the second backup pad fixed connection of base, second backup pad and pneumatic cylinder fixed connection.

Preferably, the end part of the hydraulic cylinder is fixedly connected with the transverse plate, the transverse plate is fixedly connected with the motor through the motor sleeve, the cutting knife is arranged on the output shaft of the motor, and the hydraulic cylinder, the motor and the cutting knife form the cutting device.

The cutting device for processing the high-precision gate valve plate has the beneficial effects that: the vertical block is driven to rise through the fixed screw rod in the pressing mechanism, the vertical block drives the cylinder to slide in the connecting column, the connecting column drives the connecting rod to rotate, the connecting column drives the vertical column to descend, the vertical column slides in the first supporting plate, the vertical column drives the pressing plate to be in contact with the cut part of the gate valve plate body, the hydraulic cylinder, the motor and the cutting knife form the cutting device, the pressing plate is arranged to press the cut part of the gate valve plate body, and when the cutting knife is last, the cut part of the gate valve plate body cannot fall down, the cut edge of the gate valve plate cannot be uneven, and the cutting precision of the gate valve plate cannot be affected.

Drawings

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

FIG. 2 is a schematic elevational view of the structure of FIG. 1;

FIG. 3 is a schematic view of the pressing mechanism in FIG. 2;

fig. 4 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: 1. base, 2, slider, 3, pushing mechanism, 301, fastening screw, 302, upright block, 303, cylinder, 304, spliced pole, 305, upright pole, 306, clamp plate, 3a1, rubber pad, 3a2, balancing weight, 4, connecting rod, 5, first backup pad, 6, workstation, 7, placing table, 8, bearing plate, 9, gate valve plate body, 10, second backup pad, 11, diaphragm, 12, pneumatic cylinder, 13, motor, 14, cutting knife.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

example 1:

referring to fig. 1-4: in the embodiment, the cutting device for processing the valve plate of the high-precision gate valve comprises a base 1 and a slide block 2, wherein the base 1 is in sliding connection with the slide block 2, the end part of the slide block 2 is fixedly connected with the outer wall of a workbench 6, the surface of the workbench 6 is fixedly connected with a first support plate 5, the surface of the workbench 6 is fixedly connected with the outer wall of a placing table 7, the reserved part of the valve plate body 9 of the gate valve is placed on the placing table 7, a pressing mechanism 3 is arranged outside the first support plate 5, the pressing mechanism 3 is rotated to press the cut part of the valve plate body 9 of the gate valve, the pressing mechanism 3 comprises a fastening screw 301 and a vertical block 302, the fastening screw 301 is in threaded connection with the first support plate 5, the end part of the fastening screw 301 is fixedly connected with the vertical block 302, the fastening screw 301 drives the vertical block 302 to ascend, the surface of the vertical block 302 is fixedly connected with a cylinder 303, the vertical block 303 drives the cylinder 303 to slide in the connecting column 304, the end part of the connecting column 304 is rotationally connected with the vertical column 305 through a pin shaft, the connecting column 304 drives the vertical column 305 to descend, the vertical column 305 is slidingly connected with the first support plate 5, the fastening screw 301 is in sliding connection with the vertical support plate 305, the vertical column 305 is in sliding connection with the first support plate 5, and the cut part of the valve plate body 9 is contacted with the cut valve plate body 9;

the vertical block 302 is driven to ascend by the fixed screw 301 in the pressing mechanism 3, the vertical block 302 drives the cylinder 303 to slide in the connecting column 304, the connecting column 304 drives the connecting rod 4 to rotate, the connecting column 300 drives the vertical column 305 to descend, the vertical column 305 slides in the first supporting plate 5, the vertical column 305 drives the pressing plate 306 to be in contact with the cut part of the gate valve plate body 9, the hydraulic cylinder 12, the motor 13 and the cutting knife 14 form a cutting device, the pressing plate 306 is arranged to press the cut part of the gate valve plate body 9, and when the cutting knife is at last, the cut part of the gate valve plate body 9 cannot drop downwards, the uneven cutting edge of the gate valve plate cannot be caused, and the cutting precision of the gate valve plate cannot be affected.

Referring to fig. 1-4: in this embodiment, the spliced pole 304 rotates through the round pin axle with the one end of connecting rod 4 to be connected, the other end connecting rod 4 rotates through round pin axle and first backup pad 5 to be connected, spliced pole 304 drives connecting rod 4 and rotates, the surface rigid coupling of workstation 6 has accepting the platform 8, the part of cutting off gate valve plate body 9 is put on accepting the board 8, place the surface of platform 7 and accepting the platform 8 and all laminate with gate valve plate body 9 mutually, the surface and the second backup pad 10 fixed connection of base 1, second backup pad 10 and pneumatic cylinder 12 fixed connection, the pneumatic cylinder 12 model is selected according to actual demand, satisfy work can, the tip and the diaphragm 11 fixed connection of pneumatic cylinder 12, diaphragm 11 passes through motor cover and motor 13 fixed connection, motor 13 model is selected according to actual demand can, the output shaft of motor 13 installs cutting knife 14, motor 13 drives cutting knife 14 rotation, pneumatic cylinder 12 drives cutting knife 14 decline, drive slider 2 slides in base 1 through external equipment, slider 2 drives workstation 6 and begins to cut gate valve plate body 9, pneumatic cylinder 12, cutting knife 13 and cutting device is constituteed to the cutting device.

Working principle:

firstly, the reserved part of the gate valve plate body 9 is placed on the placing table 7, the cut part of the gate valve plate body 9 is placed on the bearing plate 8, the gate valve plate body 9 on the placing table 7 is fixed through external equipment, the pressing mechanism 3 is rotated, the cut part of the gate valve plate body 9 is pressed, the hydraulic cylinder 12 is started, the motor 13 is connected with an external power supply, the motor 13 drives the cutting knife 14 to rotate, the hydraulic cylinder 12 drives the cutting knife 14 to descend, the slide block 2 is driven to slide in the base 1 through the external equipment, the slide block 2 drives the workbench 6 to move, the gate valve plate body 9 starts to be cut, after the cutting is completed, the slide block 2 returns to an initial position, the hydraulic cylinder 12 drives the cutting knife 14 to ascend and returns to the initial position, the hydraulic cylinder 12 and the motor 13 are stopped, the gate valve plate body 9 is removed, the hydraulic cylinder 12, the motor 13 and the cutting knife 14 form the cutting device, and the specific pressing process is as follows:

1. the pressing process comprises the following steps:

the fastening screw 301 is rotated, the fastening screw 301 drives the vertical block 302 to ascend, the vertical block 302 drives the cylinder 303 to slide in the connecting column 304, the connecting column 304 drives the connecting rod 4 to rotate, the connecting column 304 drives the vertical column 305 to descend, the vertical column 305 slides in the first supporting plate 5, the vertical column 305 drives the pressing plate 306 to contact with the cut part of the gate valve plate body 9, the fastening screw 301 stops rotating, the cut part of the gate valve plate body 9 is pressed, the fastening screw 301 rotates in the opposite direction, the cut part of the gate valve plate body 9 is erected by the pressing plate 306, and the cut part of the gate valve plate body 9 is taken down.

Example 2:

referring to fig. 1-4: in this embodiment, the pushing mechanism 3 further includes a rubber pad 3a1 and a balancing weight 3a2, the rubber pad 3a1 is fixedly connected on the outer wall of the pressing plate 306, the balancing weight 3a2 is fixedly connected on the outer wall of the workbench 6, when the gate valve plate body 9 is cut, the cut part of the gate valve plate body 9 is pressed, the pressing plate 306 drives the rubber pad 3a1 to descend, the rubber pad 3a1 contacts with the cut part of the gate valve plate body 9, the cut part of the gate valve plate body 9 is pressed, the rubber pad 3a1 further plays a role in increasing friction force, the cut part of the gate valve plate body 9 can be better pressed, and the balancing weight 3a2 plays a role in balancing two ends of the workbench 6.

Working principle:

the part of cutting out the gate valve plate body 9 is pressed, the pressing plate 306 drives the rubber pad 3a1 to descend, the rubber pad 3a1 contacts with the part of cutting out the gate valve plate body 9, the part of cutting out the gate valve plate body 9 is pressed, the rubber pad 3a1 plays a role in increasing friction force, the part of cutting out the gate valve plate body 9 can be better pressed, and the balancing weight 3a2 plays a role in balancing two ends of the workbench 6.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a cutting device is used in processing of high accuracy gate valve plate, includes base (1) and slider (2), base (1) and slider (2) sliding connection, its characterized in that: the end of the sliding block (2) is fixedly connected with the outer wall of the workbench (6), the surface of the workbench (6) is fixedly connected with the first supporting plate (5), the surface of the workbench (6) is fixedly connected with the outer wall of the placing table (7), and the pressing mechanism (3) is arranged outside the first supporting plate (5).

2. The cutting device for machining a valve plate of a high-precision gate valve according to claim 1, wherein: the pressing mechanism (3) comprises a fastening screw (301) and a vertical block (302), the fastening screw (301) is in threaded connection with the first supporting plate (5), the end portion of the fastening screw (301) is fixedly connected with the vertical block (302), a cylinder (303) is fixedly connected to the surface of the vertical block (302), the cylinder (303) is in sliding connection with a connecting column (304), the end portion of the connecting column (304) is in rotary connection with the vertical column (305) through a pin shaft, the vertical column (305) is in sliding connection with the first supporting plate (5), and a pressing plate (306) is fixedly connected to the end portion of the vertical column (305).

3. The cutting device for processing the valve plate of the high-precision gate valve according to claim 2, wherein: the connecting column (304) is rotationally connected with one end of the connecting rod (4) through a pin shaft, the other end of the connecting rod (4) is rotationally connected with the first supporting plate (5) through a pin shaft, and the surface of the workbench (6) is fixedly connected with the bearing table (8).

4. The cutting device for machining a valve plate of a high-precision gate valve according to claim 1, wherein: the surface of placing platform (7) and accepting platform (8) all laminate mutually with gate valve plate body (9), the surface of base (1) and second backup pad (10) fixed connection, second backup pad (10) and pneumatic cylinder (12) fixed connection.

5. The cutting device for machining a valve plate of a high-precision gate valve according to claim 4, wherein: the end of the hydraulic cylinder (12) is fixedly connected with the transverse plate (11), the transverse plate (11) is fixedly connected with the motor (13) through a motor sleeve, the cutting knife (14) is mounted on an output shaft of the motor (13), and the hydraulic cylinder (12), the motor (13) and the cutting knife (14) form a cutting device.