CN214612644U

CN214612644U - Heat treatment device for high-chromium castings

Info

Publication number: CN214612644U
Application number: CN202022746685.8U
Authority: CN
Inventors: 张成军; 王俊高; 徐义奇; 姚金章; 尚红涛
Original assignee: Luoyang Tengshun Mechanical Equipment Co ltd
Current assignee: Luoyang Tengshun Mechanical Equipment Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-11-05
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a heat treatment device for high-chromium castings, which relates to the technical field of heat treatment devices and comprises a chassis, wherein a motor is arranged at the middle position of the upper surface of the chassis, a connecting disc is arranged at the top end of the output shaft of the motor, brackets are uniformly distributed outside the side surface of the connecting disc, the brackets and the connecting disc are arranged through a connecting frame, a support post is arranged at the position of the upper surface of the chassis, which corresponds to the lower part of the bracket, and a water tempering area, a steam tempering area and a water vapor tempering area are arranged, so that a user can select a corresponding cooling area to cool the castings according to the use requirement, and can effectively contact the castings needing no water cooling with water vapor, thereby avoiding the castings from being damaged during cooling, collecting and transmitting hot air flow generated during cooling through a waste heat recovery pipe, and facilitating the recovery and reutilization of low-overflow heat, the waste of resources is avoided.

Description

Heat treatment device for high-chromium castings

Technical Field

The utility model belongs to the technical field of heat treatment device technique and specifically relates to a heat treatment device for high chromium foundry goods is related to.

Background

The high-chromium casting is a wear-resistant material with excellent performance and special attention; it has much higher wear resistance than alloy steel, much higher toughness and strength than common white cast iron, and simultaneously has good high temperature resistance and corrosion resistance, convenient production and moderate cost, thus being praised as one of the most excellent wear-resistant materials.

In the production process of high-chromium castings, a high-temperature electric furnace and a high-temperature tempering furnace are indispensable equipment, the tempering furnace is used for tempering common metal parts in air and quenching, annealing and aging heat treatment of light alloy parts such as aluminum alloy die castings, pistons, aluminum plates and the like, at present, the treatment is mainly carried out in an air cooling or water cooling mode, most cooling equipment is arranged in the same closed structure, if the former casting is cooled by a cooling mode containing water vapor, and the next casting needs to be cooled without water, in this case, the apparatus is required to be operated for a long period of time to discharge the moisture inside the closed structure, but sometimes a certain moisture residue is inevitable, therefore, certain damage can be caused to castings needing waterless cooling, and moreover, the heat overflowing during cooling of most of the existing cooling equipment cannot be recovered, so that resource waste is caused.

SUMMERY OF THE UTILITY MODEL

In order to overcome not enough among the background art, the utility model discloses a high chromium is heat treatment device for foundry goods, the utility model discloses a set up different cooling region, can effectually prevent the foundry goods and the steam contact that need anhydrous cooling, avoid causing the damage to the foundry goods at the cooling in-process, moreover can retrieve the heat that spills over, avoided the waste of resource.

In order to realize the utility model aims at, the utility model adopts the following technical scheme:

a heat treatment device for high-chromium castings comprises a chassis, wherein a motor is installed in the middle of the upper surface of the chassis, a connecting disc is installed at the top end of an output shaft of the motor, brackets are uniformly distributed on the outer portion of the side surface of the connecting disc, the brackets and the connecting disc are installed through connecting frames, a support column is arranged at the position, corresponding to the lower portion of each bracket, of the upper surface of the chassis, a tempering area capable of wrapping the brackets is installed at the top end of each support column, connecting pipes are installed at the top end and the bottom end of each tempering area, a transfer groove is formed in the position, corresponding to the connecting pipes, of the inner portion of each tempering area, a waste heat recovery pipe is installed on the surface, far away from one side of each bracket, of each tempering area, and an industrial personal computer is also installed on the upper surface of the chassis;

tempering district is including anhydrous tempering district, steam tempering district, aqueous vapor tempering district, the inside in anhydrous tempering district is carried through the connecting pipe has dry low temperature gas, the inside in steam tempering district is carried through the connecting pipe has atomizing steam, the inside in aqueous vapor tempering district is carried through the connecting pipe has the air current of gas and aqueous vapor mixture.

The bracket comprises a U-shaped frame, the number of the U-shaped frame is more than that of the tempering area, baffles are uniformly distributed at the bottom end of the U-shaped frame, a communicating groove is formed between each baffle and the corresponding baffle, and through holes are uniformly distributed in the baffles.

The inside of link installs the bracing piece, the bottom internally mounted of bracing piece has the runner tangent with chassis surface.

The transfer groove is including seting up the mounting groove in tempering district inside, evenly distributed's shower nozzle is installed to the bottom of mounting groove.

The inner parts of the waterless tempering area, the steam tempering area and the water-gas tempering area are provided with arc-shaped grooves corresponding to the positions of the rotating tracks of the U-shaped frame, and the wall of each arc-shaped groove is provided with an infrared thermometer.

The upper surface of the chassis is connected with a weighing tray through an electric push rod at a position corresponding to the bottom end of the U-shaped frame, and a supporting plate is arranged at a position corresponding to the communicating groove on the surface of the weighing tray.

Since the technical scheme is used, the utility model discloses following beneficial effect has:

a high chromium heat treatment device for foundry goods, anhydrous tempering district, steam tempering district, the setting in aqueous vapor tempering district for the user can select corresponding cooling district region to cool down the operation to the foundry goods according to the demand of using, moreover can the effectual orientation need anhydrous cooling's foundry goods and steam produce the contact, avoid causing the damage to the foundry goods when cooling down, can collect and transmit the hot gas flow that produces when cooling down through waste heat recovery pipe, the heat that is convenient for low to spill over retrieves and recycles, the waste of resource has been avoided.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a first cross-sectional view of the present invention;

fig. 3 is a second cross-sectional view of the present invention;

1. a chassis; 2. a motor; 3. a connecting disc; 4. a connecting frame; 5. a bracket; 6. a pillar; 7. a tempering area; 8. a water-free tempering area; 9. a steam tempering zone; 10. a water-gas tempering area; 11. a connecting pipe; 12. a transit trough; 13. a waste heat recovery pipe; 14. an industrial personal computer; 15. a U-shaped frame; 16. a baffle plate; 17. a communicating groove; 18. a through hole; 19. a support bar; 20. a rotating wheel; 21. mounting grooves; 22. a spray head; 23. an arc-shaped slot; 24. an electric push rod; 25. a weighing tray; 26. a support plate; 27. an infrared thermometer.

Detailed Description

The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.

The heat treatment device for the high-chromium castings comprises a chassis 1, a motor 2 is installed at the middle position of the upper surface of the chassis 1, a connecting disc 3 is installed at the top end of an output shaft of the motor 2, brackets 5 are uniformly distributed on the outer side of the side surface of the connecting disc 3, castings needing cooling are placed through the brackets 5, the brackets 5 and the connecting disc 3 are installed through a connecting frame 4, a supporting column 6 is arranged at the position, corresponding to the lower side of the bracket 5, of the upper surface of the chassis 1, a tempering area 7 capable of wrapping the bracket 5 is installed at the top end of the supporting column 6, connecting pipes 11 are installed at the top end and the bottom end of the tempering area 7, a transfer groove 12 is formed in the position, corresponding to the connecting pipes 11, of the inner portion of the tempering area 7, airflow needing to enter the inner portion of the tempering area 7 can be divided, the airflow entering the inner portion of the tempering area 7 is uniform, and a waste heat recovery pipe 13 is installed on the surface, far away from the bracket 5, of the tempering area 7, the overflowing heat can be conveniently recovered, and an industrial personal computer 14 is also arranged on the upper surface of the chassis 1; the circuit connection structure between the industrial personal computer 14 and the motor 2, the electric push rod 24 and the like, how to build calculation steps in the industrial personal computer and the like belong to the prior art, and are not described again;

tempering district 7 includes anhydrous tempering district 8, steam tempering district 9, aqueous vapor tempering district 10, the inside on anhydrous tempering district 8 is carried through connecting pipe 11 has dry low temperature gas, the inside of steam tempering district 9 is carried through connecting pipe 11 has atomizing steam, the inside of aqueous vapor tempering district 10 is carried through connecting pipe 11 has the air current that gas and steam mix, the use that the person of facilitating the use selected according to the demand of cooling.

Preferred bracket 5 includes U type frame 15, and U type frame 15 sets up quantity and is more than the setting quantity of tempering district 7, and U type frame 15's bottom evenly distributed has baffle 16, is provided with intercommunication groove 17 between baffle 16 and the baffle 16, and the inside evenly distributed of baffle 16 has through-hole 18 for the air current can be comparatively abundant with the surface contact of foundry goods, improved the efficiency of cooling.

Preferably, a support rod 19 is arranged inside the connecting frame 4, and a rotating wheel 20 tangent to the surface of the chassis 1 is arranged inside the bottom end of the support rod 19 and can support the connecting frame 4.

The preferable transfer tank 12 comprises a mounting groove 21 arranged inside the tempering area 7, and spray heads 22 which are uniformly distributed are mounted at the bottom end of the mounting groove 21, so that air flow or water vapor can uniformly enter the tempering area 7.

The arc-shaped groove 23 is formed in the position, corresponding to the rotation track of the U-shaped frame 15, of the inside of the optimal anhydrous tempering area 8, the optimal steam tempering area 9 and the optimal steam tempering area 10, the U-shaped frame 15 can move smoothly in the anhydrous tempering area 8, the optimal steam tempering area 9 and the optimal steam tempering area 10, and the wall of the arc-shaped groove 23 is provided with the infrared temperature measuring instrument 27.

The upper surface of the preferred chassis 1 is connected with a weighing tray 25 through an electric push rod 24 at a position corresponding to the bottom end of the U-shaped frame 15, a supporting plate 26 is arranged at a position corresponding to the communication groove 17 on the surface of the weighing tray 25, and the position of the supporting plate 26 is convenient to adjust by controlling the work of the electric push rod 24, so that a casting installed inside the bracket 5 can be jacked up or put down.

Example 1. a heat treatment apparatus for high chromium castings, when in use, a casting to be cooled is mounted on the surface of a support plate 26, the weight of the casting is weighed by observing the measurement data on a weighing tray 25, the operation of an electric push rod 24 is controlled when the weight of the casting is less than the safe lifting amount of a U-shaped frame 15, the casting is thus prevented from being placed on the surface of a baffle 16, a waterless tempering zone 8, a steam tempering zone 9 and a moisture tempering zone 10 are selected according to the cooling requirement, the casting is moved to the inside of the corresponding zone by controlling the operation of a motor 2, then dry low temperature gas is supplied through a connection pipe 11 inside the waterless tempering zone 8, or atomized water vapor is supplied through a connection pipe 11 inside the steam tempering zone 9, a gas and water vapor mixed gas flow is supplied through a connection pipe 11 inside the moisture tempering zone 10, therefore, the cooling operation is carried out, the cooling effect is detected according to the infrared thermometer 27, when the measured temperature reaches the required temperature, the industrial personal computer 14 enables the motor 2 to work, the U-shaped frame 15 is reset, then the electric push rod 24 works, and the casting is jacked up through the supporting plate 26.

The present invention is not described in detail in the prior art, and although the present invention has been specifically shown and described in connection with the preferred embodiments, the method and the way of specifically implementing the technical solution are numerous, and only the preferred embodiments of the present invention are described above, but those skilled in the art should understand that the present invention can be variously changed in form and detail without departing from the spirit and scope of the present invention defined by the appended claims, and all of them are the protection scope of the present invention.

Claims

1. A heat treatment device for high-chromium castings comprises a chassis (1) and is characterized in that: a motor (2) is arranged in the middle of the upper surface of the chassis (1), a connecting disc (3) is arranged at the top end of an output shaft of the motor (2), brackets (5) are uniformly distributed on the outer side of the side surface of the connecting disc (3), the brackets (5) and the connecting disc (3) are installed through connecting frames (4), a support post (6) is arranged at the position of the upper surface of the chassis (1) corresponding to the lower part of the bracket (5), the top end of the pillar (6) is provided with a tempering area (7) which can wrap the bracket (5), the top end and the bottom end of the tempering area (7) are both provided with a connecting pipe (11), a middle rotating groove (12) is arranged in the tempering area (7) corresponding to the position of the connecting pipe (11), a waste heat recovery pipe (13) is mounted on the surface of the tempering area (7) far away from one side of the bracket (5), and an industrial personal computer (14) is further mounted on the upper surface of the chassis (1);

tempering district (7) is including anhydrous tempering district (8), steam tempering district (9), aqueous vapor tempering district (10), the inside on anhydrous tempering district (8) is carried through connecting pipe (11) has dry low temperature gas, the inside of steam tempering district (9) is carried through connecting pipe (11) has atomizing steam, the inside of aqueous vapor tempering district (10) is carried through connecting pipe (11) has the air current of gas and aqueous vapor mixture.

2. The heat treatment apparatus for high chromium castings according to claim 1, characterized in that: bracket (5) are including U type frame (15), the setting quantity of U type frame (15) is more than the setting quantity of tempering district (7), the bottom evenly distributed of U type frame (15) has baffle (16), be provided with between baffle (16) and baffle (16) intercommunication groove (17), the inside evenly distributed of baffle (16) has through-hole (18).

3. The heat treatment apparatus for high chromium castings according to claim 1, characterized in that: the inner mounting of link (4) has bracing piece (19), the bottom inner mounting of bracing piece (19) has runner (20) tangent with chassis (1) surface.

4. The heat treatment apparatus for high chromium castings according to claim 1, characterized in that: transfer groove (12) are including seting up mounting groove (21) in tempering district (7) inside, evenly distributed's shower nozzle (22) are installed to the bottom of mounting groove (21).

5. The heat treatment apparatus for high-chromium castings according to claim 1 or 2, characterized in that: the inner parts of the anhydrous tempering area (8), the steam tempering area (9) and the aqueous vapor tempering area (10) are provided with arc-shaped grooves (23) corresponding to the positions of the rotation tracks of the U-shaped frame (15), and the wall of each arc-shaped groove (23) is provided with an infrared thermometer (27).

6. The heat treatment apparatus for high-chromium castings according to claim 1 or 2, characterized in that: the upper surface of the chassis (1) is connected with a weighing tray (25) through an electric push rod (24) at a position corresponding to the bottom end of the U-shaped frame (15), and a supporting plate (26) is arranged at a position corresponding to the communicating groove (17) on the surface of the weighing tray (25).