CN212388093U

CN212388093U - Large-scale strong and real supercharging type graphite metal-dipping equipment

Info

Publication number: CN212388093U
Application number: CN202021824571.4U
Authority: CN
Inventors: 崔步林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-01-22
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a large-scale pressure boost type graphite soaks metal equipment by force mainly relates to graphite and soaks metal technical field, including mount pad, frame, pressure boost chamber, air compressor machine, vacuum pump, soaking material jar and metallic solution jar, the frame setting is in the mount pad top, and the pressure boost chamber sets up on frame upper portion, and external air compressor machine in pressure boost chamber and vacuum pump, metallic solution jar set up inside soaking material jar, and the last plane of soaking material jar is provided with cyclic annular seal groove, soaks the material jar inner wall and is provided with the heat preservation. The utility model discloses can process and be greater than the graphite of various specifications more than phi 450 millimeter and soak metallic sealing material, soak the inside electric heating element that sets up of material jar, keep the stability of the internal flooding condition of jar, guarantee that there is sufficient time to carry out vacuum treatment and pressurization in the working process, the pressure boost chamber is in vacuum treatment and pressurization processing process, make through hydraulic pressure helping hand soak the material jar extremely good condition that the internal strong vacuum of jar and high pressure that reaches, guarantee finished product quality, operating personnel low in labor strength, equipment security is strong.

Description

Large-scale strong and real supercharging type graphite metal-dipping equipment

Technical Field

The utility model relates to a graphite soaks metal technical field, specifically is a large-scale strong real booster-type graphite soaks metal equipment.

Background

With the development of modern industrial technology, the requirements for graphite materials are gradually increased, in order to further improve the excellent performance of graphite materials and further expand the application range of graphite materials, metal-impregnated graphite materials are brought out and rapidly developed, the metal-impregnated graphite materials remarkably improve the mechanical strength and the wear resistance, reduce the porosity, enhance the unit load during application, improve the heat conduction and the electric conduction performance and the like, are special engineering materials applied to the sealing field, and the traditional metal-impregnated graphite manufacturing process is as follows: the metal material is melted by high temperature, and the melted metal material and the graphite sealing material are simultaneously placed in a pressure container to be rapidly pressurized, the process manufacturing method has tight time, because constant temperature conditions do not exist in the tank and vacuum treatment does not exist, the pressurizing treatment can not guarantee the time and pressure requirements, so that a non-permeable interlayer is arranged in the middle of the product, the product can not reach the standard, the labor intensity of operators is high, the harmfulness of the product caused by high temperature and metal vapor is high, only the sealing product with smaller size can be processed, and the requirement of the sealing product of a large machine can not be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-scale strong real booster-type graphite soaks metal equipment to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a large-scale forced-vacuum pressurization type graphite metal dipping device comprises a mounting seat, a frame, a pressurization cavity, an air compressor, a vacuum pump, a dipping tank and a metal solution tank, wherein the frame is arranged above the mounting seat, a lower oil cylinder is arranged in the mounting seat, a jacking plate is connected on the lower oil cylinder, a mechanical fuse is arranged between the jacking plate and the top end of the mounting seat, the pressurization cavity is arranged at the upper part of the frame, the pressurization cavity is externally connected with the air compressor and the vacuum pump, a pressure gauge is arranged at the joint of the pressurization cavity and the air compressor, a vacuum gauge is arranged at the joint of the pressurization cavity and the vacuum pump, an upper oil cylinder is arranged above the pressurization cavity, a pressure relief valve is arranged in the pressurization cavity, the metal solution tank is arranged in the dipping tank, an annular sealing groove is arranged on the upper plane of the dipping tank, a sealing ring, an opening is arranged in the middle of the sealing plate, and the size of the opening is smaller than that of the sealing groove and larger than that of the metal solution tank.

Preferably, the mounting seat is provided with a rail, the rail is flush with the upper surface of the jacking plate, and the material soaking tank enters the frame along the rail.

Preferably, the sealing plate is provided with a plurality of positioning pins, and the upper plane of the soaking tank is provided with positioning holes corresponding to the positioning pins.

Preferably, the number of the positioning pins is equal to that of the positioning holes, and the number of the positioning pins is 2-4.

Preferably, the mechanical fuse comprises a base, a wedge block and a screw, wherein the screw is installed on the wedge block through threads, and the wedge block slides up and down along the base through the screw.

Preferably, the electric heating element is a heating wire or a heating rod, and the electric heating element is powered by a low-voltage power supply with the voltage lower than 50V.

The utility model adopts the above structure, following advantage has: the equipment can process graphite immersion metal sealing materials with various specifications more than phi 450 mm, an electric heating element is arranged in an immersion material tank, the immersion condition in the tank body is kept stable through the matching use of internal and external heating, the vacuum treatment and pressurization treatment can be carried out within enough time in the working process of the equipment, a pressurization cavity is arranged, the excellent conditions of strong vacuum and high pressure in the immersion material tank can be achieved through hydraulic assistance in the vacuum treatment and pressurization treatment processes, the quality of finished products is ensured, the labor intensity of operators is low, only the graphite sealing materials processed in the immersion material tank need to be moved out and a small amount of metal liquid needs to be supplemented into the metal solution tank during working, the safety of the equipment is strong, the internal electric heating element is heated by adopting low voltage lower than 50V, no dangerous damage is caused to a human body, a hydraulic lock is arranged for jacking an oil cylinder, the safety is further ensured, and, absolute safety is achieved.

Drawings

Fig. 1 is a schematic structural diagram of a large-scale intense vacuum pressurization type graphite metal-dipping device.

Fig. 2 is a schematic diagram of a mechanical fuse structure in a large-scale strong-vacuum pressurization type graphite metal-dipping device.

In the figure: 1. a mounting seat; 2. a lower oil cylinder; 3. mechanical insurance; 4. a frame; 5. positioning pins; 6. an air compressor; 7. a pressure gauge; 8. a pressurizing cavity; 9. feeding an oil cylinder; 10. a vacuum gauge; 11. a sealing plate; 12. a vacuum pump; 13. a sealing groove; 14. An electric heating element; 15. a metal solution tank; 16. a heat-insulating layer; 17. soaking tanks; 18. a track; 19. a jacking plate; 20. a pressure relief valve; 301. a base; 302. a wedge block; 303. a screw.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings.

As shown in figure 1, the device comprises a mounting seat 1, a frame 4, a pressurizing cavity 8, an air compressor 6, a vacuum pump 12, a soaking tank 17 and a metal solution tank 15, wherein the frame 4 is arranged above the mounting seat 1, a lower oil cylinder 2 is arranged in the mounting seat 1, a jacking plate 19 is connected to the lower oil cylinder 2, a mechanical fuse 3 is arranged between the jacking plate 19 and the top end of the mounting seat 1, the pressurizing cavity 8 is arranged at the upper part of the frame 4, the pressurizing cavity 8 is externally connected with the air compressor 6 and the vacuum pump 12, a pressure gauge 7 is arranged at the joint of the pressurizing cavity 8 and the air compressor 6, a vacuum gauge 10 is arranged at the joint of the pressurizing cavity 8 and the vacuum pump 12, an upper oil cylinder 9 is arranged above the pressurizing cavity 8, a pressure relief valve 20 is arranged in the pressurizing cavity 8, the metal solution tank 15 is arranged inside the soaking tank 17, an annular sealing groove 13 is arranged on, an electric heating element 14 is arranged between the heat preservation layer 16 and the metal solution tank 15, the electric heating element 14 is an electric heating wire or an electric heating rod, in order to ensure safety and prevent harm to a human body, the electric heating element 14 adopts a low-voltage power supply lower than 50V to provide energy, a sealing plate 11 is arranged at the top end of the frame 4, an opening is arranged in the middle of the sealing plate 11, the size of the opening is smaller than that of the sealing groove 13 and larger than that of the metal solution tank 15, 2-4 positioning pins 5 are arranged on the sealing plate 11, positioning holes with the same number are arranged on the upper plane of the soaking tank 17 corresponding to the positioning pins 5 and are uniformly distributed along the central circumference of the soaking tank 17, a rail 18 is arranged on the mounting seat 1, the upper surfaces of the rail 18 and the jacking plate.

As shown in fig. 2, the mechanical fuse 3 includes a base 301, a wedge block 302 and a screw 303, the screw 303 is installed on the wedge block 302 through a thread, and the wedge block 302 slides up and down along the base 301 through the screw 303.

The utility model discloses a theory of operation is: when in use, a metal solution tank 15 and a material soaking tank 17 with proper sizes are prepared according to the specification and the equipment specification of a graphite sealing material, the metal required for soaking is melted in an external special furnace and poured into the metal solution tank 15, the metal solution tank 15 is placed into the material soaking tank 17, an electric heating element 14 in the material soaking tank 17 is continuously heated, a heat insulation layer 16 is arranged on the inner wall of the material soaking tank 17 to ensure the stability of the soaking condition, the graphite sealing material is placed into the metal solution tank 15, the material soaking tank 17 is pushed into a frame 4 through a rail 18, a lower oil cylinder 2 jacks up the material soaking tank 17 through a jacking plate 19 and tightly presses the material soaking tank 17 on a sealing plate 11, a mechanical fuse 3 is adjusted at the same time, the material soaking tank 17 is mechanically and rigidly limited, the material soaking tank 17 is inserted into a positioning hole through a positioning pin 5 on the sealing plate 11 for positioning, the sealing plate 11 is, the inside of the material soaking tank 17 and the inside of the pressurizing cavity 8 are subjected to mechanical vacuum, the vacuum gauge 10 is observed, after the vacuum extraction is finished, the vacuum pump 12 is closed, the upper oil cylinder 9 pushes the pressurizing cavity 8 to carry out strong vacuum treatment, the vacuum value in the material soaking tank 17 reaches the absolute value, after the vacuum process is finished, opening an air compressor 6 for pressurization treatment, observing a pressure gauge 7, closing the air compressor 6 after pressurization is finished, pushing a pressurization cavity 8 by an upper oil cylinder 9 for pressurization treatment, enabling the internal pressure value of a material soaking tank 17 to meet the working requirement of high pressure, soaking a graphite sealing material in a strong vacuum and high pressure environment, after the soaking is finished, the pressure relief valve 20 is opened discontinuously to reduce the pressure in the leaching tank 17, after the pressure in the leaching tank 17 is equal to the external pressure, and (3) disassembling the mechanical fuse 3, retracting the lower oil cylinder 2, manually pulling out the soaking tank 17, taking out the graphite sealing material after soaking, and supplementing a small amount of metal liquid lost in the soaking process to perform the repeated operation.

It should be particularly noted that, in this embodiment, the lower oil cylinder 2, the air compressor 6, the pressure gauge 7, the upper oil cylinder 9, the vacuum gauge 10, the vacuum pump 12 and the sealing ring are all applied in the prior art.

The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.

The parts of the present invention not described in detail are the known techniques of those skilled in the art.

Claims

1. The utility model provides a metal equipment is soaked to large-scale strong real booster-type graphite which characterized in that: comprises a mounting seat (1), a frame (4), a pressurizing cavity (8), an air compressor (6), a vacuum pump (12), a soaking tank (17) and a metal solution tank (15), wherein the frame (4) is arranged above the mounting seat (1), a lower oil cylinder (2) is arranged in the mounting seat (1), a jacking plate (19) is connected on the lower oil cylinder (2), a mechanical fuse (3) is arranged between the jacking plate (19) and the top end of the mounting seat (1), the pressurizing cavity (8) is arranged on the upper part of the frame (4), the pressurizing cavity (8) is externally connected with the air compressor (6) and the vacuum pump (12), a pressure gauge (7) is arranged at the joint of the pressurizing cavity (8) and the air compressor (6), a vacuum gauge (10) is arranged at the joint of the pressurizing cavity (8) and the vacuum pump (12), an upper oil cylinder (9) is arranged above the pressurizing cavity (8), the utility model discloses a metal solution tank, including soaking jar (17), pressurizing cavity (8), metal solution tank (15), heat preservation layer (16), frame (4) top is provided with closing plate (11), be provided with the opening in the middle of closing plate (11), the opening size is less than the size of closing plate (13), and be greater than the size of metal solution tank (15), the pressurization cavity (8) is provided with relief valve (20), metal solution tank (15) set up inside soaking jar (17), the plane is provided with cyclic annular seal groove (13) on soaking jar (17), be provided with the sealing washer in seal groove (13), soaking jar (17) inner wall is provided with heat preservation (16), heat preservation (16) with be provided with electric heating element (14) between metal solution tank.

2. The large-scale strong-vacuum-pressurization-type graphite metal-leaching equipment according to claim 1, characterized in that: the mounting seat (1) is provided with a rail (18), the rail (18) is flush with the upper surface of the lifting plate (19), and the soaking tank (17) enters the frame (4) along the rail (18).

3. The large-scale strong-vacuum-pressurization-type graphite metal-leaching equipment according to claim 1, characterized in that: a plurality of positioning pins (5) are arranged on the sealing plate (11), and positioning holes are formed in the upper plane of the soaking tank (17) corresponding to the positioning pins (5).

4. The large-scale strong-vacuum-pressurization-type graphite metal-leaching equipment according to claim 3, characterized in that: the number of the positioning pins (5) is equal to that of the positioning holes, and the number of the positioning pins is 2-4.

5. The large-scale strong-vacuum-pressurization-type graphite metal-leaching equipment according to claim 1, characterized in that: the mechanical fuse (3) comprises a base (301), a wedge block (302) and a screw (303), wherein the screw (303) is installed on the wedge block (302) through threads, and the wedge block (302) passes through the screw (303) and slides up and down along the base (301).

6. The large-scale strong-vacuum-pressurization-type graphite metal-leaching equipment according to claim 1, characterized in that: the electric heating element (14) is an electric heating wire or an electric heating rod, and the electric heating element (14) adopts a low-voltage power supply lower than 50V to provide energy.