CN210163484U - H-shaped quenching heat-resistant cushion block - Google Patents
H-shaped quenching heat-resistant cushion block Download PDFInfo
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- CN210163484U CN210163484U CN201920077669.9U CN201920077669U CN210163484U CN 210163484 U CN210163484 U CN 210163484U CN 201920077669 U CN201920077669 U CN 201920077669U CN 210163484 U CN210163484 U CN 210163484U
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Abstract
The utility model discloses a heat-resisting cushion of H type quenching includes the main part, two water service mouth b have been seted up at the top of main part, two water service mouth a have been seted up to the bottom of main part, the inside intermediate position department of main part is provided with well pillar, two water service mouth b is located respectively the both sides of well pillar one end, two water service mouth a is located respectively the both sides of the well pillar other end, the both sides of main part all are provided with the collateral branch post, two fixed mounting has the crossbeam between the collateral branch post, the crossbeam is located the inside intermediate position department of main part, just the crossbeam with well pillar is mutually perpendicular, the collateral branch post with through welded fastening between the main part, and be in the both ends of main part all are provided with the stiffening rib, well pillar with the collateral branch post uses the press behind the shaping to flatten to carry out the finish machining. The utility model discloses a set up a series of structures and make this device have characteristics such as bearing capacity is strong and cooling rate is fast.
Description
Technical Field
The utility model relates to the technical field of quenching heat-resistant cushion blocks, in particular to an H-shaped quenching heat-resistant cushion block.
Background
The heat treatment is an essential process in the production process of large forgings, and the main purpose of the heat treatment is to adjust the self structure of the forgings through heating, controlling and cooling to obtain the structure and mechanical property required by the forgings, reduce the internal stress in the forging process and prevent the stress deformation in the machining process. The cooling speed in the quenching heat treatment process directly influences the structure transformation efficiency and proportion during heat treatment, and is the largest factor influencing the mechanical property, and how to improve the cooling speed of the forge piece during quenching is the direct factor determining the performance of the forge piece after heat treatment. Meanwhile, quenching cracks are easy to occur due to uneven contact between the surface of the forged piece, particularly the annular forged piece, and the forged piece is directly scrapped. How to effectively increase the cooling speed during quenching and reduce quenching cracks directly determines the product performance and rejection rate of a forging mill, therefore, in order to solve the series of problems, an H-shaped quenching heat-resistant cushion block is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an H-shaped quenching heat-resisting cushion block to solve the problems provided in the background technology.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat-resisting cushion of H type quenching, includes the main part, two water ports b have been seted up at the top of main part, two water ports a have been seted up to the bottom of main part, the inside intermediate position department of main part is provided with well pillar, two water ports b is located respectively the both sides of well pillar one end, two water ports a is located respectively the both sides of the well pillar other end, the both sides of main part all are provided with the collateral branch post, two fixed mounting has the crossbeam between the collateral branch post, the crossbeam is located the inside intermediate position department of main part, just the crossbeam with well pillar mutually perpendicular.
Preferably, the main body material is ZGCrNi0Si2 material by casting molding.
Preferably, the middle pillar and the side pillars are flattened by a press machine after being formed, and then are finished.
Preferably, the main body adopts an H-shaped structure and a multi-point contact design.
Preferably, the side pillar and the main body are fixed by welding, and reinforcing ribs are arranged at both ends of the main body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the manufacturing material is reasonable in selection, strong in bearing capacity, free of deformation after multiple quenching, small in deformation when used for quenching heat treatment of the annular forging, and strong in durability of the sizing block;
2. the cooling speed of the surface of the forging is improved, and the depth of a hardening layer of the product is improved;
3. the weight of a single cushion block is about 5Kg, and the manual placement is convenient, so that the manual labor intensity is reduced.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a schematic structural view of the main body of the present invention;
fig. 3 is a plan view of the present invention.
In the figure: 1. a water passage port b; 2. a cross beam; 3. a side strut; 4. reinforcing ribs; 5. a middle pillar; 6. a water passage port a; 7. a main body.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a technical scheme of an H-shaped quenching heat-resistant cushion block comprises a main body 7, wherein the top of the main body 7 is provided with two water through ports b1, the bottom of the main body 7 is provided with two water through ports a6, a water through hole a6 is formed in the main body 7, and the water through hole b1 aims to ensure that when the cushion block is integrally quenched between forgings, quenching liquid can fill the surfaces of the forgings through the water through holes, the cooling speed of the contact surface of the forgings is increased, so that the depth of a hardening layer of the forgings is improved, the mechanical performance of the forgings is improved, a middle support column 5 is arranged in the middle position of the inside of the main body 7, the two water through ports b1 are respectively arranged on two sides of one end of the middle support column 5, the two water through ports a6 are respectively arranged on two sides of the other end of the middle support column 5, side support columns 3 are respectively arranged on two sides of the main body 7, the side support columns change the, on the other hand, in order to change the surface contact into point contact and avoid the occurrence of quenching cracks caused by the formation of a cold-hot interface due to the overlarge contact surface, the cross beam 2 is fixedly arranged between the two side pillars 3, the cross beam 2 is positioned in the middle of the inside of the main body 7, the cross beam 2 is perpendicular to the middle pillar 5, the water through opening a6, the water through opening b1, the reinforcing ribs 4 and the cross beam 2 are all cast and directly molded without subsequent processing.
Preferably, the main body 7 is made of ZG35Cr25Ni20Si2 by casting, and is characterized by high temperature resistance, strong bearing capacity at high temperature and small deformation after multiple quenching.
Preferably, the middle support pillar 5 and the side support pillars 3 are formed and then flattened by a press machine for finish machining, all contact points with the forge piece are guaranteed to be in the same plane, the flatness is smaller than 0.5mm, and the precision of the forge piece after heat treatment is guaranteed.
Preferably, the main body 7 is of an H-shaped structure, and a multi-point contact design is adopted, so that the surface cooling speed of the forged piece during quenching is increased while the strength of the main body is ensured, and the material consumption in the manufacturing process of the H-shaped cushion block is reduced.
Preferably, the side pillar 3 and the main body 7 are fixed by welding, reinforcing ribs 4 are arranged at two ends of the main body 7, and the reinforcing ribs 4 are used for increasing the overall strength of the H-shaped quenching heat-resistant cushion block and improving the bearing capacity of the H-shaped quenching heat-resistant cushion block, so that the H-shaped quenching heat-resistant cushion block can adapt to a forging piece with larger weight for heat treatment.
The working principle is as follows: after the forged piece is cooled after ring rolling is finished, an H-shaped quenching heat-resistant cushion block is uniformly arranged on the upper end surface of the forged piece in a shape like a Chinese character 'mi', wherein a pillar 5 and a side pillar 3 are in contact with the upper end surface of the forged piece, the forged piece is continuously stacked on the upper end of the H-shaped quenching heat-resistant cushion block after the H-shaped quenching heat-resistant cushion block is placed, the lower end surface of the H-shaped quenching heat-resistant cushion block is in contact with a middle pillar 5 and a side pillar 3 on the upper side of the H-shaped quenching heat-resistant cushion block, the prepared forged piece is stacked according to the standard, the H-shaped quenching heat-resistant cushion block is placed in a quenching furnace for heating, the H-shaped quenching heat-resistant cushion block is taken out of the furnace for cooling like a quenching tank after heat preservation is carried out for a period of time, a reinforcing rib 4 and a beam 2 provide strong supporting force for the H-shaped quenching heat-resistant cushion block, the gravity of the whole stacked forged, the depth of a hardening layer of the forge piece is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a heat-resisting cushion of H type quenching, includes main part (7), its characterized in that: two water openings b (1) have been seted up at the top of main part (7), two water openings a (6) have been seted up to the bottom of main part (7), main part (7) inside intermediate position department is provided with well pillar (5), two water openings b (1) are located respectively the both sides of well pillar (5) one end, two water openings a (6) are located respectively the both sides of well pillar (5) other end, the both sides of main part (7) all are provided with collateral branch post (3), two fixed mounting has crossbeam (2) between collateral branch post (3), crossbeam (2) are located main part (7) inside intermediate position department, just crossbeam (2) with well pillar (5) are mutually perpendicular.
2. The H-shaped quenching heat-resisting cushion block as claimed in claim 1, wherein: the main body (7) is made of ZG35Cr25Ni20Si2 by casting.
3. The H-shaped quenching heat-resisting cushion block as claimed in claim 1, wherein: and the middle supporting column (5) and the side supporting column (3) are flattened by a press machine after being formed and then are subjected to finish machining.
4. The H-shaped quenching heat-resisting cushion block as claimed in claim 1, wherein: the main body (7) adopts an H-shaped structure and a multi-point contact design.
5. The H-shaped quenching heat-resisting cushion block as claimed in claim 1, wherein: the side support (3) and the main body (7) are fixed through welding, and reinforcing ribs (4) are arranged at two ends of the main body (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920077669.9U CN210163484U (en) | 2019-01-17 | 2019-01-17 | H-shaped quenching heat-resistant cushion block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920077669.9U CN210163484U (en) | 2019-01-17 | 2019-01-17 | H-shaped quenching heat-resistant cushion block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210163484U true CN210163484U (en) | 2020-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920077669.9U Active CN210163484U (en) | 2019-01-17 | 2019-01-17 | H-shaped quenching heat-resistant cushion block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210163484U (en) |
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2019
- 2019-01-17 CN CN201920077669.9U patent/CN210163484U/en active Active
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Address after: 116600 No.2 Haisheng street, Dalian Economic and Technological Development Zone, Dalian, Liaoning Province Patentee after: Xinghong Zhizao Equipment Co.,Ltd. Address before: 116600 No.2 Haisheng street, Dalian Economic and Technological Development Zone, Dalian, Liaoning Province Patentee before: DALIAN HEAVY FORGING Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |