CN210796555U

CN210796555U - High-hardness die steel vacuum heat treatment device

Info

Publication number: CN210796555U
Application number: CN201921885568.0U
Authority: CN
Inventors: 应立法
Original assignee: Zhejiang Xincheng Mould Material Co ltd
Current assignee: Zhejiang Xincheng Mould Material Co ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-06-19
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses a high rigidity mould steel vacuum heat treatment device, the on-line screen storage device comprises a base, the top center department of base is equipped with the heat treatment case, heat treatment case both sides just are located base top both sides are equipped with cooling system and air extractor respectively, the middle part is traversed and is equipped with the baffle in the air extractor, the air pump has been placed to one end on the baffle, be connected with the intake pipe on the air pump, the intake pipe run through in air extractor side upper portion extends to one side in the heat treatment incasement, the vacuum pump has been placed to bottom opposite side in the air extractor, be connected with the outlet duct on the vacuum pump, the outlet duct run through in air extractor top one side extends to top one side in the heat treatment incasement, cooling system comprises condenser, water ring vacuum pump, vacuum solenoid valve one. Has the advantages that: and the mold steel after heat treatment is subjected to vacuum cooling through a cooling system, so that the cooling effect is improved.

Description

High-hardness die steel vacuum heat treatment device

Technical Field

The utility model relates to a mould steel production technical field particularly, relates to a high rigidity mould steel vacuum heat treatment device.

Background

With the development of society, the industrial production is also rapidly developed, and in the manufacturing process of the industrial production, die steel is often needed, and the die steel is used for manufacturing dies such as cold stamping dies, hot forging dies, die-casting dies and the like. The quality of the die directly affects the quality of the pressure processing technology, the precision yield of products and the production cost, and the quality and the service life of the die are mainly affected by die materials and heat treatment except by reasonable structural design and processing precision.

According to a mould vacuum heat treatment equipment of granted patent CN201821229755.9, this patent technology structure can utilize the closing plate to lock the sealing door tightly at vacuum heat treatment stove during operation through the intake pipe air feed, and the closing plate can remove to the hollow tube direction under the pressure of air, can utilize the cylinder piece to strut the cardboard of the fixed pipe side of sealing door to can block the sealing door, lead to vacuum heat treatment stove at the during operation because of misoperation, open the problem that leads to the incident to appearing with the sealing door. However, the cooling effect after heat treatment is not good, thereby affecting the quality of the die steel.

SUMMERY OF THE UTILITY MODEL

The technical task of the utility model is to provide a high rigidity mould steel vacuum heat treatment device to above not enough, solve the problem in the background art.

The technical scheme of the utility model is realized like this:

a high-hardness die steel vacuum heat treatment device comprises a base, wherein a heat treatment box is arranged at the center of the top of the base, a cooling system and an air extractor are respectively arranged at two sides of the heat treatment box and positioned at two sides of the top of the base, a partition board is transversely arranged in the middle of the air extractor in a crossing manner, an air pump is arranged at one end of the partition board and is connected with an air inlet pipe, the air inlet pipe penetrates through the upper part of the side edge of the air extractor and extends to one side in the heat treatment box, a vacuum pump is arranged at the other side of the bottom in the air extractor, an air outlet pipe is connected with the vacuum pump and penetrates through one side of the top of the air extractor and extends to one side of the top in the heat treatment box, the cooling system is composed of a water condenser, a water ring vacuum pump and a vacuum electromagnetic valve, the vacuum electromagnetic valve I is connected above the water ring vacuum pump, the cooling system is connected with the heat treatment box through an air exhaust pipeline, a sliding plate is arranged at the bottom in the heat treatment box, a supporting column matched with the sliding plate is arranged on the sliding plate, a supporting screen plate is arranged at the top of the supporting column, a fixing column is arranged in the middle of the heat treatment box, supporting plates are arranged at two ends of the bottom of the fixing column and corresponding to one side of the air inlet pipe, a rotating shaft is arranged on one side of the supporting plates, away from the fixing column, in an inserting manner, a full gear is sleeved at the middle of the rotating shaft, cylinders are arranged at the middle of two sides of the full gear, connecting rods are arranged at side ends of the cylinders, a baffle is clamped between the bottoms of the connecting rods at two ends, gear teeth meshed with the full gear are arranged at one side, the door plant just is close to one end each other and all is equipped with the handle.

Preferably, grooves which are consistent with the cross section of the connecting rod in size are formed in the positions, located on the two sides of the baffle, of the connecting rod, and the end portions of the connecting rod are fixed with the grooves through fasteners.

Preferably, both ends of the baffle are provided with sealing strips, and the length of the baffle is equal to the height of the interior of the heat treatment box.

Preferably, a first motor is installed on the top of the heat treatment box and above the fixing column, and the first motor is electrically connected with the rotating shaft through an electric wire.

Preferably, a temperature detecting head is installed at the top of one side, away from the air inlet pipe, of the fixing column in the heat treatment box, and a deflation valve is arranged at one side, away from the fixing column, of the temperature detecting head.

Preferably, the air exhaust pipeline is provided with a second vacuum electromagnetic valve, and the air outlet pipe and the air inlet pipe are provided with valves.

Preferably, the slide just is close to cooling system installs motor two in one side, the output of motor two is connected with the cylinder, be equipped with the piston in the cylinder, the piston side is connected with the gas pole, just the gas pole run through in the cylinder is equipped with magnet, the pillar just is close to magnet one side be equipped with magnet matched with armature.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. through installing cooling system in heat treatment case one side, when the baffle sheltered from heat treatment incasement portion and formed two and control the cavity, carry out vacuum cooling through cooling system to the mould steel after the thermal treatment, improve the cooling effect.

2. The cylinder and the air rod are arranged at one end of the sliding plate, so that the supporting column can be conveniently moved on the sliding plate, and the supporting screen plate can be conveniently moved to a required cavity to be subjected to different treatments.

3. Simple structure, convenient use and good cooling effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only 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 external structural view according to an embodiment of the present invention;

fig. 2 is a cross-sectional view according to an embodiment of the invention;

fig. 3 is a schematic diagram of a baffle turnover structure according to an embodiment of the present invention.

In the figure:

1. a base; 2. a heat treatment tank; 3. a cooling system; 4. an air extractor; 5. a partition plate; 6. an air pump; 7. an air inlet pipe; 8. a vacuum pump; 9. an air outlet pipe; 10. a water condenser; 11. a water ring vacuum pump; 12. a first vacuum electromagnetic valve; 13. an air extraction pipeline; 14. a slide plate; 15. a pillar; 16. supporting the screen plate; 17. fixing a column; 18. a support plate; 19. a rotating shaft; 20. all-gear; 21. a cylinder; 22. a connecting rod; 23. a baffle plate; 24. gear teeth; 25. a door panel; 26. a handle; 27. a groove; 28. a fastener; 29. a sealing strip; 30. a first motor; 31. a temperature probe; 32. a deflation valve; 33. a second motor; 34. a cylinder; 35. a gas lever; 36. a magnet; 37. an armature.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

The invention will be further explained with reference to the drawings and the specific embodiments.

In the first embodiment, as shown in fig. 1-3, a high hardness die steel vacuum heat treatment apparatus according to an embodiment of the present invention includes a base 1, a heat treatment box 2 is disposed at the top center of the base 1, a cooling system 3 and an air extractor 4 are respectively disposed at two sides of the top of the base 1 and at two sides of the heat treatment box 2, a partition plate 5 is transversely disposed at the middle portion of the inside of the air extractor 4, an air pump 6 is disposed at one end of the partition plate 5, an air inlet pipe 7 is connected to the air pump 6, the air inlet pipe 7 extends to one side of the heat treatment box 2 through the upper portion of the side edge of the air extractor 4, a vacuum pump 8 is disposed at the other side of the bottom of the air extractor 4, an air outlet pipe 9 is connected to the vacuum pump 8, the air outlet pipe 9 extends to one side of the top of the air extractor 4, the cooling system 3 comprises a water condenser 10, a water ring vacuum pump 11 and a vacuum electromagnetic valve 12, wherein the water ring vacuum pump 11 is connected to the side of the water condenser 10, the vacuum electromagnetic valve 12 is connected to the upper side of the water ring vacuum pump 11, the cooling system 3 is connected to the heat treatment box 2 through an air exhaust pipeline 13, a sliding plate 14 is arranged at the bottom in the heat treatment box 2, a supporting column 15 matched with the sliding plate 14 is arranged on the sliding plate 14, a supporting screen plate 16 is arranged at the top of the supporting column 15, a fixing column 17 is arranged in the middle in the heat treatment box 2, supporting plates 18 are arranged at two ends of the fixing column 17 and at the bottom corresponding to one side of the air inlet pipe 7, a rotating shaft 19 is arranged on one side of the supporting plates 18 far away from the fixing column 17 in an inserting manner, a full gear 20 is sleeved at the middle of the, and the side of cylinder 21 all is equipped with connecting rod 22, and the joint has baffle 23 between the bottom of both ends connecting rod 22, baffle 23 is close to full gear 20 one side be equipped with the teeth of a cogwheel 24 that full gear 20 engaged with, the front is equipped with the door plant 25 of a set of symmetry formula in the thermal treatment case 2 outside, door plant 25 just is close to one end each other and all is equipped with handle 26.

In the second embodiment, as shown in fig. 3, grooves 27 corresponding to the cross-sectional dimension of the connecting rod 22 are formed on both sides of the baffle 23 and at the connecting rod 22, wherein the ends of the connecting rod 22 are fixed to the grooves 27 by fasteners 28.

In the third embodiment, as shown in fig. 3, the two ends of the baffle 23 are provided with the sealing strips 29, and the length of the baffle 23 is set to be the same as the internal height of the heat treatment box 2.

In a fourth embodiment, as shown in fig. 2, a first motor 30 is installed on the top of the heat treatment box 2 and above the fixed column 17, the first motor 30 is electrically connected to the rotating shaft 19 through an electric wire, a temperature probe 31 is installed in the heat treatment box 2 and on the top of the side, away from the air inlet pipe 7, of the fixed column 17, and a release valve 32 is installed on the side, away from the fixed column 17, of the temperature probe 31.

In the fifth embodiment, as shown in fig. 2, a second vacuum solenoid valve is installed on the air exhaust pipeline 13, and valves are installed on the air outlet pipe 9 and the air inlet pipe 7.

In a sixth embodiment, as shown in fig. 2, a second motor 33 is installed on the side of the sliding plate 14 close to the cooling system 3, an output end of the second motor 33 is connected to a cylinder 34, a piston is arranged in the cylinder 34, an air rod 35 is connected to a side of the piston, the air rod 35 penetrates through the cylinder 34 and is provided with a magnet 36, and an armature 37 matched with the magnet 36 is arranged on the side of the strut 15 close to the magnet 36.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the door panel 25 arranged on the right side outside the heat treatment box 2 is opened, the die steel is placed on the supporting screen 16, the supporting screen 16 is of a multilayer structure, so that a plurality of die steels can be placed at the same time, then the motor I30 is driven, the motor I30 drives the rotating shaft 19 to rotate, so that the rotating shaft 19 drives the full gear 20 to rotate, when the full gear 20 rotates clockwise, the gear teeth 24 turn over along with the full gear 20 towards the right side and simultaneously drive the baffle plate 23 to rotate, the rotating angle of the full gear 20 is preset, the top and the bottom of the baffle plate 23 just after the baffle plate 23 rotates support the top and the bottom inside the heat treatment box 2, the inside of the heat treatment box 2 is divided into two closed cavities, the sealing strips 29 arranged at two ends of the baffle plate 23 can increase the sealing performance between the two cavities, then the valve and the vacuum pump 8 on the air outlet pipe 9 are opened, and the air inside the right, then closing a valve on an air outlet pipe 9 and a vacuum pump 8, opening a valve on an air pump 6 and an air inlet pipe 7, inflating a right cavity, after heat treatment is finished, driving a motor I30 to drive a full gear 20 to rotate in the opposite direction, so as to drive a baffle plate 23 to rotate towards the left side, forming the same cavity in a heat treatment box 2, then driving a motor II 33, driving a motor II 33 to drive an air cylinder 34 and an air rod 35 to move, enabling a magnet 36 at the end part of the air rod 35 to adsorb an armature 37, pulling a support column 15 to move towards the left side on a sliding plate 14, then driving the motor I30 to drive the full gear 20 to rotate, repeating the steps, overturning the baffle plate 23 to shield the inner cavity, enabling a support screen plate 16 to be located in the left cavity, opening a vacuum electromagnetic valve II, starting a water ring vacuum pump 11, starting a water condenser 10 after the vacuum degree of 2000Pa is reached, vacuumizing the inside of the left cavity through, the pressure in the cavity is reduced quickly, heat on the surface of the die steel is extracted into the water condenser 10, the temperature of the die steel is reduced rapidly, then the temperature is detected through the temperature detecting head 31, after the temperature is reduced to a certain temperature, the air release valve 32 is opened to release the air, and then the door plate 25 arranged on the left side outside the heat treatment box 2 is opened to take out the die steel on the supporting screen plate 16.

Through the above detailed description, the person skilled in the art can easily realize the present invention. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.

Claims

1. The utility model provides a high rigidity mould steel vacuum heat treatment device, a serial communication port, including base (1), the top center department of base (1) is equipped with thermal treatment case (2), thermal treatment case (2) both sides just are located base (1) top both sides are equipped with cooling system (3) and air extractor (4) respectively, the middle part is traversed and is equipped with baffle (5) in air extractor (4), air pump (6) have been placed to one end on baffle (5), be connected with intake pipe (7) on air pump (6), intake pipe (7) run through in air extractor (4) side upper portion extends to one side in thermal treatment case (2), vacuum pump (8) have been placed to bottom opposite side in air extractor (4), be connected with outlet duct (9) on vacuum pump (8), outlet duct (9) run through in air extractor (4) top one side extends to in thermal treatment case (2) On one side, the cooling system (3) is composed of a water condenser (10), a water ring vacuum pump (11) and a first vacuum solenoid valve (12), wherein the water ring vacuum pump (11) is connected to the side of the water condenser (10), the first vacuum solenoid valve (12) is connected to the upper portion of the water ring vacuum pump (11), the cooling system (3) is connected with the heat treatment box (2) through an air exhaust pipeline (13), a sliding plate (14) is arranged at the bottom inside the heat treatment box (2), a supporting column (15) matched with the sliding plate (14) is arranged on the sliding plate (14), a supporting screen plate (16) is arranged at the top of the supporting column (15), a fixing column (17) is arranged in the middle inside the heat treatment box (2), supporting plates (18) are arranged at two ends of the bottom of one side, corresponding to the air inlet pipe (7), and a rotating shaft (19) is inserted into one side of each supporting plate (18) far away from the, the middle part cover of rotation axis (19) is equipped with full gear (20), full gear (20) both sides middle part all is equipped with cylinder (21), just the side of cylinder (21) all is equipped with connecting rod (22), and the joint has baffle (23) between the bottom of both ends connecting rod (22), baffle (23) are close to full gear (20) one side be equipped with full gear (20) engaged with teeth of a cogwheel (24), the thermal treatment case (2) outside openly is equipped with door plant (25) of a set of symmetry formula, door plant (25) and be close to one end each other and all are equipped with handle (26).

2. The vacuum heat treatment device for high-hardness die steel according to claim 1, wherein grooves (27) conforming to the cross-sectional dimension of the connecting rod (22) are formed on both sides of the baffle plate (23) at the connecting rod (22), and ends of the connecting rod (22) are fixed to the grooves (27) by fasteners (28).

3. The vacuum heat treatment apparatus for high-hardness die steel according to claim 1, wherein the baffle plate (23) is provided with sealing strips (29) at both ends thereof, and the length of the baffle plate (23) is set to be the same as the height of the inside of the heat treatment chamber (2).

4. The vacuum heat treatment device for the high-hardness die steel as claimed in claim 1, wherein a first motor (30) is mounted on the top of the heat treatment box (2) and above the fixed column (17), and the first motor (30) is electrically connected with the rotating shaft (19) through an electric wire.

5. The vacuum heat treatment device for the high-hardness die steel as claimed in claim 1, wherein a temperature probe (31) is mounted on the top of the fixed column (17) on the side far away from the air inlet pipe (7) in the heat treatment box (2), and a gas release valve (32) is arranged on the side, far away from the fixed column (17), of the temperature probe (31).

6. The vacuum heat treatment device for high-hardness die steel according to claim 1, wherein a second vacuum solenoid valve is mounted on the air exhaust pipeline (13), and valves are mounted on the air outlet pipe (9) and the air inlet pipe (7).

7. The vacuum heat treatment device for the high-hardness die steel according to claim 1, wherein a second motor (33) is installed on the side, close to the cooling system (3), of the sliding plate (14), a cylinder (34) is connected to an output end of the second motor (33), a piston is arranged in the cylinder (34), a gas rod (35) is connected to the side edge of the piston, the gas rod (35) penetrates through the cylinder (34) and is provided with a magnet (36), and an armature (37) matched with the magnet (36) is arranged on the side, close to the magnet (36), of the strut (15).