CN212128249U

CN212128249U - Carbide cryogenic treatment device

Info

Publication number: CN212128249U
Application number: CN202020748798.9U
Authority: CN
Inventors: 汪志超; 吴子军; 李勇; 王月桂; 曾露露; 周发; 张贵洪
Original assignee: Chengdu Jinwu Cemented Alloy Co ltd
Current assignee: Chengdu Jinwu Cemented Alloy Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-12-11
Anticipated expiration: 2030-05-08

Abstract

The utility model belongs to the technical field of cryogenic treatment equipment, especially, be a carbide cryogenic treatment device, thereby to current cryogenic treatment equipment because be difficult to make the liquid nitrogen spray evenly lead to the problem that the liquid nitrogen distributes the inequality and influence alloy intensity and hardness, the scheme is presented as follows now, it includes the box, box one side fixed mounting has diaphragm and two connecting plates, and diaphragm top fixed mounting has the motor, and fixed mounting has the one end of worm on the motor output shaft, and the other end fixed mounting of worm has the one end of cross axle, and the other end of cross axle extends to the box in and fixed mounting has the flabellum, box opposite side bottom fixed mounting has the layer board, and the liquid nitrogen holding vessel has been placed at the layer board. The utility model discloses can drive the reciprocating rotation of shower and make the liquid nitrogen spray evenly when tearing open the material to carbide and carrying out cryrogenic processing to rotate through the flabellum and accelerate nitrogen gas circulation speed, thereby make the alloy to be cooled evenly, do benefit to the promotion that closes metallicity.

Description

Carbide cryogenic treatment device

Technical Field

The utility model relates to a cryogenic treatment equipment technical field especially relates to a carbide cryogenic treatment device.

Background

The cryogenic treatment is to reduce the temperature of the material to a certain temperature (generally considered to be lower than-130 ℃) which is far lower than the room temperature, and the material is kept warm for a period of time to further transform the material structure form, thereby improving the mechanical property and the service life of the steel material, the nonferrous metal and the composite material, stabilizing the size, improving the uniformity, reducing the deformation and the like. Therefore, in theory, the cryogenic treatment of the cutter improves the wear resistance of the cutter and prolongs the service life of the cutter. Cryogenic treatment techniques often use liquid nitrogen as the cold source medium. The liquid nitrogen is a byproduct in the oxygen production industry, and has the advantages of wide source, low price, stable chemical performance and no pollution. The cryogenic treatment technology conforms to the current innovation drive of 2025 manufactured in China, the basic guideline of green development, and the cryogenic treatment technology has wide application prospect at present when the environmental pollution is more and more serious.

The existing cryogenic treatment equipment is difficult to uniformly spray liquid nitrogen to cause uneven distribution of the liquid nitrogen, so that the environmental temperature of partial hard alloy cryogenic treatment cannot reach the design temperature, and the strength and the hardness of the alloy are influenced, and therefore a hard alloy cryogenic treatment device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the liquid nitrogen distributes unevenly to influence alloy strength and hardness because being difficult to make the liquid nitrogen spray of current cryogenic treatment equipment, and a carbide cryogenic treatment device who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a hard alloy cryogenic treatment device comprises a box body, wherein a transverse plate and two connecting plates are fixedly arranged on one side of the box body, a motor is fixedly arranged at the top of the transverse plate, one end of a worm is fixedly arranged on an output shaft of the motor, one end of a transverse shaft is fixedly arranged at the other end of the worm, the other end of the transverse shaft extends into the box body and is fixedly provided with a fan blade, a supporting plate is fixedly arranged at the bottom of the other side of the box body, a liquid nitrogen storage tank is placed at the top of the supporting plate, the top of the liquid nitrogen storage tank is communicated with one end of a communicating pipe, a solenoid valve is fixedly arranged on the communicating pipe, the other end of the communicating pipe extends into the box body and is communicated with a spray pipe, the bottom of the spray pipe is communicated with a plurality of spray nozzles, two vertical downthehole slidable mounting have same rack, and the rack meshes with the gear mutually, diaphragm top fixed mounting has the riser, and the riser front side is opened and is equipped with the mounting hole, and the connecting axle is installed in the mounting hole rotation, and connecting axle front end fixed mounting has the worm wheel, and the worm wheel meshes with the worm mutually, and worm wheel front side fixed mounting has the circle axle, rack bottom fixed mounting has sliding frame, circle axle and sliding frame inner wall swing joint.

Preferably, the outer sides of the transverse shaft and the rotating shaft are fixedly sleeved with sealing rings, and the box body rotating sealing sleeves are arranged on the outer sides of the two sealing rings to seal the box body.

Preferably, a vacuum pump is fixedly mounted at the bottom of the supporting plate, an air inlet of the vacuum pump is communicated with one end of an exhaust pipe, and the other end of the exhaust pipe is communicated with the bottom of one side of the box body, so that air in the box body can be conveniently pumped out.

Preferably, the other side of the spraying pipe is fixedly connected with a positioning shaft, the box body is rotatably sleeved on the outer side of the positioning shaft, and the spraying pipe is positioned, so that the stability of the spraying pipe is ensured.

Preferably, the top of the box body is provided with an opening and is rotatably connected with a box cover through a hinge, and the box cover is movably and hermetically connected with the top of the box body, so that alloy can be conveniently put into the box body and the box body is sealed through sealing.

Preferably, the bottom of four bracing pieces of fixedly connected with on the bottom half inner wall, the top fixed mounting of four bracing pieces has same thing board of putting, puts the thing board top and has seted up the through-hole, supports alloy material, the going on of the cryogenic treatment of being convenient for.

In the utility model, the hard alloy cryogenic treatment device is characterized in that the box cover is opened, the alloy is placed at the top of the object placing plate, then the box cover is closed, the vacuum pump is started to pump out air in the box body, and then the electromagnetic valve is opened to guide liquid nitrogen in the liquid nitrogen storage tank into the spray pipe through the communicating pipe and spray out the liquid nitrogen from the spray head to carry out cryogenic treatment on the alloy;

in the utility model, a carbide cryogenic treatment device, through opening the motor, the motor output shaft drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the round shaft to do circular motion, the round shaft drives the rack to reciprocate up and down through the cooperation with the sliding frame, the rack drives the rotating shaft to reciprocate through the meshing with the gear, the rotating shaft drives the spray pipe and the spray head to reciprocate so that the liquid nitrogen sprays evenly, simultaneously the worm drives the cross shaft to rotate, the cross shaft drives the fan blade to rotate so as to accelerate the circulation speed of nitrogen gas in the box body so as to make the temperature even, guarantee the cryogenic treatment effect;

the utility model has the advantages of reasonable design, can drive the reciprocating rotation of shower when tearing open the material to carbide and carrying out cryogenic treatment and make the liquid nitrogen spray evenly to rotate through the flabellum and accelerate nitrogen gas circulation speed, thereby make the alloy catch cold even, do benefit to the promotion that closes metallicity, the reliability is high.

Drawings

FIG. 1 is a schematic structural diagram of a cryogenic treatment device for hard alloy according to the present invention;

FIG. 2 is a schematic structural diagram of part A of a cryogenic treatment device for hard alloy according to the present invention;

fig. 3 is a schematic structural diagram of a part B of the hard alloy cryogenic treatment device provided by the present invention.

In the figure: 1. a box body; 2. a transverse plate; 3. a motor; 4. a worm; 5. a horizontal axis; 6. a fan blade; 7. positioning the shaft; 8. a shower pipe; 9. a rotating shaft; 10. a gear; 11. a connecting plate; 12. a rack; 13. a slide frame; 14. a vertical plate; 15. a connecting shaft; 16. a circular shaft; 17. a support plate; 18. a liquid nitrogen storage tank; 19. a communicating pipe; 20. a vacuum pump; 21. a support bar; 22. a storage plate; 23. a seal ring; 24. a box cover; 25. a worm gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a hard alloy cryogenic treatment device comprises a box body 1, a transverse plate 2 and two connecting plates 11 are fixedly installed on one side of the box body 1, a motor 3 is fixedly installed on the top of the transverse plate 2, one end of a worm 4 is fixedly installed on an output shaft of the motor 3, one end of a transverse shaft 5 is fixedly installed on the other end of the worm 4, the other end of the transverse shaft 5 extends into the box body 1 and is fixedly installed with fan blades 6, a supporting plate 17 is fixedly installed on the bottom of the other side of the box body 1, a liquid nitrogen storage tank 18 is placed on the top of the supporting plate 17, one end of a communicating pipe 19 is communicated with the top of the liquid nitrogen storage tank 18, an electromagnetic valve is fixedly installed on the communicating pipe 19, the other end of the communicating pipe 19 extends into the box body 1 and is communicated with a spray pipe 8, the bottom of the spray pipe 8 is communicated with a, vertical holes have all been seted up at two connecting plates 11 tops, sliding mounting has same rack 12 in two vertical holes, rack 12 meshes with gear 10 mutually, 2 top fixed mounting of diaphragm have riser 14, the riser 14 front side is opened and is equipped with the mounting hole, rotate in the mounting hole and install connecting

axle

15, 15 front end fixed mounting of connecting axle have worm wheel 25, worm wheel 25 meshes with worm 4 mutually, worm wheel 25 front side fixed mounting has round

axle

16, 12 bottom fixed mounting of rack has sliding frame 13, round

axle

16 and 13 inner wall swing joint of sliding frame.

The utility model discloses in, the equal fixed cover in the cross axle 5 and the 9 outsides of pivot is equipped with sealing washer 23, and box 1 rotates the seal cover and establishes in the 23 outsides of two sealing washers, seals box 1.

The utility model discloses in, layer board 17 bottom fixed mounting has vacuum pump 20, and vacuum pump 20 air inlet intercommunication has the one end of blast pipe, and the other end and the 1 one side bottom of box of blast pipe are linked together, are convenient for take the air in the box 1 out.

The utility model discloses in, 8 opposite side fixedly connected with location axles 7 of shower, box 1 rotate the cover and establish in the 7 outsides of location axle, thereby fix a position 8 stability of guaranteeing shower 8 to shower.

The utility model discloses in, 1 top of box is the opening setting and is connected with case lid 24 through hinge rotation, and

case lid

24 and 1 top activity sealing connection of box are convenient for put into box 1 with the alloy and carry out the closing cap to box 1 and seal.

The utility model discloses in, the bottom of four bracing pieces of fixedly connected with 21 on the inner wall of box 1 bottom, the top fixed mounting of four bracing pieces 21 has same thing board 22 of putting, puts thing board 22 top and has seted up the through-hole, supports alloy material, going on of the cryrogenic of being convenient for.

In the utility model, when in use, the box cover 24 is opened and the alloy is placed on the top of the object placing plate 22, then the box cover 24 is closed and the vacuum pump 20 is opened to draw out the air in the box body 1, then the electromagnetic valve is opened to lead the liquid nitrogen in the liquid nitrogen storage tank 18 into the spray pipe 8 through the communicating pipe 19 and to carry out deep cooling treatment on the alloy through spraying from the nozzle, and the motor 3 is opened, the output shaft of the motor 3 drives the worm 4 to rotate, the worm 4 drives the worm wheel 25 to rotate, the worm wheel 25 drives the round shaft 16 to do circular motion, the round shaft 16 drives the rack 12 to do up-and-down reciprocating motion through matching with the sliding frame 13, the rack 12 drives the rotating shaft 9 to do reciprocating rotation through meshing with the gear 10, the rotating shaft 9 drives the spray pipe 8 and the nozzle to do reciprocating rotation so that the liquid nitrogen is sprayed evenly, meanwhile, the worm 4 drives the cross shaft 5 to, the cryogenic treatment effect is ensured.

Claims

1. The utility model provides a carbide cryrogenic processing apparatus, includes box (1), its characterized in that, box (1) one side fixed mounting has diaphragm (2) and two connecting plates (11), and diaphragm (2) top fixed mounting has motor (3), and fixed mounting has the one end of worm (4) on the output shaft of motor (3), and the other end fixed mounting of worm (4) has the one end of cross axle (5), and the other end of cross axle (5) extends to in box (1) and fixed mounting has flabellum (6), box (1) another side bottom fixed mounting has layer board (17), and liquid nitrogen holding vessel (18) have been placed at layer board (17) top, and liquid nitrogen holding vessel (18) top intercommunication has the one end of communicating pipe (19), and fixed mounting has the solenoid valve on communicating pipe (19), and the other end of communicating pipe (19) extends to box (1) inside and communicates shower (8), the bottom of the spray pipe (8) is communicated with a plurality of spray heads, one side of the spray pipe (8) close to the motor (3) is fixedly connected with one end of a rotating shaft (9), the other end of the rotating shaft (9) extends to the outer side of the box body (1) and is fixedly provided with a gear (10), the top parts of the two connecting plates (11) are respectively provided with a vertical hole, the same rack (12) is arranged in the two vertical holes in a sliding way, the rack (12) is meshed with the gear (10), a vertical plate (14) is fixedly installed at the top of the transverse plate (2), a mounting hole is formed in the front side of the vertical plate (14), a connecting shaft (15) is rotatably installed in the mounting hole, a worm wheel (25) is fixedly installed at the front end of the connecting shaft (15), the worm wheel (25) is meshed with the worm (4), a round shaft (16) is fixedly installed at the front side of the worm wheel (25), the bottom end of the rack (12) is fixedly provided with a sliding frame (13), and the circular shaft (16) is movably connected with the inner wall of the sliding frame (13).

2. The cryogenic treatment device for hard alloy according to claim 1, wherein sealing rings (23) are fixedly sleeved on the outer sides of the transverse shaft (5) and the rotating shaft (9), and the rotary sealing sleeve of the box body (1) is arranged on the outer sides of the two sealing rings (23).

3. The cryogenic treatment device for hard alloy according to claim 1, characterized in that a vacuum pump (20) is fixedly installed at the bottom of the supporting plate (17), an air inlet of the vacuum pump (20) is communicated with one end of an exhaust pipe, and the other end of the exhaust pipe is communicated with the bottom of one side of the box body (1).

4. The cryogenic treatment device for hard alloy according to claim 1, wherein a positioning shaft (7) is fixedly connected to the other side of the spray pipe (8), and the box body (1) is rotatably sleeved on the outer side of the positioning shaft (7).

5. The cryogenic treatment device for hard alloy according to claim 1, characterized in that the top of the box body (1) is provided with an opening and is rotatably connected with a box cover (24) through a hinge, and the box cover (24) is movably and hermetically connected with the top of the box body (1).

6. The cryogenic treatment device for hard alloy according to claim 1, wherein the bottom end of four support rods (21) is fixedly connected to the inner wall of the bottom of the box body (1), the top end of each support rod (21) is fixedly provided with a same storage plate (22), and a through hole is formed in the top of each storage plate (22).