CN218755911U - Positioning device for heat treatment of cast steel brake disc - Google Patents
Positioning device for heat treatment of cast steel brake disc Download PDFInfo
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- CN218755911U CN218755911U CN202222973904.5U CN202222973904U CN218755911U CN 218755911 U CN218755911 U CN 218755911U CN 202222973904 U CN202222973904 U CN 202222973904U CN 218755911 U CN218755911 U CN 218755911U
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Abstract
The utility model relates to a positioner is used in cast steel brake disc thermal treatment, including the bolt auxiliary assembly, its technical essential is: the bolt subassemblies are divided into an inner group and an outer group which are arranged on the same circular horizontal support plate, each group of bolt subassemblies is uniformly distributed around the center of the circular horizontal support plate, each bolt subassembly comprises a vertical threaded sleeve penetrating through and fixed with the circular horizontal support plate, a bolt in threaded connection with the vertical threaded sleeve, and an upper fastening nut and a lower fastening nut which are arranged on the bolt, the upper fastening nut and the lower fastening nut are respectively positioned on the upper part and the lower part of the vertical threaded sleeve in the vertical direction, the lower end of the bolt is movably connected with an expanding pressing sheet, a connecting frame is fixed above the circular horizontal support plate, and a connecting seat used for being connected with hydraulic equipment is arranged at the top of the connecting frame. The utility model provides a current brake disk body the relatively poor problem of deformation control power in heat treatment process, evenly exert pressure to the brake disk body, the deflection of effective control brake disk body in heat treatment process guarantees product quality.
Description
Technical Field
The utility model relates to a cast steel brake disc production facility technical field, concretely relates to cast steel brake disc positioner for thermal treatment.
Background
The brake disc is a key part in the braking device, the casting quality of the brake disc body seriously influences the performance of the product in the later period, and the heat treatment process of the brake disc body is particularly important in the casting production process. According to the research of the braking power test, the static balance requirement of the product cannot be met if the heat treatment deformation of the braking disc body cannot be effectively controlled.
At present, in order to ensure that deformation of a brake disc body is effectively controlled in a heat treatment process, bolt assemblies are usually adopted to fix the brake disc body, but pretightening pressure of each bolt assembly on each position of the brake disc body cannot be uniformly controlled, so that the control of deformation is not uniform, the control effect is poor, and the deformation still exceeds a set range.
Disclosure of Invention
An object of the utility model is to provide a rational in infrastructure, use reliable cast steel brake disc positioner for thermal treatment, solve the relatively poor problem of the deformation control power of current brake disc body in thermal treatment process, compare in simple bolt assembly location, evenly exert pressure to the brake disc body, the deflection of effective control brake disc body in thermal treatment process guarantees product quality.
The technical scheme of the utility model is that:
the utility model provides a cast steel brake disc is positioner for thermal treatment, includes bolt auxiliary assembly, and its technical essential is: the number of the bolt assemblies is multiple, the bolt assemblies are arranged on the same circular horizontal supporting plate in an inner and outer two groups, each bolt assembly is uniformly distributed by taking the center of the circular horizontal supporting plate as a symmetric center, the two bolt assemblies are arranged at intervals along the radial direction of the circular horizontal supporting plate, each bolt assembly comprises a vertical threaded sleeve penetrating through and fixed with the circular horizontal supporting plate, a bolt in threaded connection with the vertical threaded sleeve, an upper fastening nut and a lower fastening nut arranged on the bolt, the upper fastening nut and the lower fastening nut are respectively positioned on the upper part and the lower part of the vertical threaded sleeve in the vertical direction, the lower end of the bolt is movably connected with an expanding pressing sheet, a connecting frame is fixed above the circular horizontal supporting plate, and a connecting seat used for being connected with hydraulic equipment is arranged at the top of the connecting frame.
According to the positioning device for heat treatment of the cast steel brake disc, the plurality of inclined pull rib plates are uniformly arranged between the outer peripheral surface of the vertical threaded sleeve and the circular horizontal support plate so as to enhance the connection stability with the circular horizontal support plate.
According to the positioning device for heat treatment of the cast steel brake disc, the connecting frame is composed of the horizontal top plate and the connecting stand columns uniformly arranged on the lower surface of the horizontal top plate, the screws penetrate through the circular horizontal supporting plate and then are fixedly connected with the bottom surfaces of the connecting stand columns, disassembly and assembly are convenient, the connecting seat is fixed at the center of the horizontal top plate, and bolt pairs are reserved between the lower surface of the horizontal top plate and the circular horizontal supporting plate for installation and adjustment of the distance.
The positioning device for heat treatment of the cast steel brake disc comprises a group of 4 bolt subassemblies close to the center of the circular horizontal support plate, wherein the bolt subassemblies are distributed in a cross shape, and each expanding pressing sheet arranged on each bolt subassembly of the group consists of a horizontal section for being attached to the top surface of the bulge in the middle of the brake disc body and an arc-shaped vertical surface connected with the horizontal section and connected with the outer peripheral surface of the bulge in the middle of the brake disc body.
The positioning device for heat treatment of the cast steel brake disc comprises a plurality of pairs of bolt subassemblies which are uniformly arranged at the center of the circular horizontal support plate, wherein each pair of bolt subassemblies comprises an inner bolt subassembly and an outer bolt subassembly which are radially arranged at intervals, the diameter expanding pressing sheet configured on the inner bolt subassembly is a circular sheet, and the diameter expanding pressing sheet configured on the outer bolt subassembly comprises a horizontal section which is attached to the top surface of the outer edge of the brake disc body and an arc vertical surface which is connected with the horizontal section and is connected with the peripheral surface of the outer edge of the brake disc body.
According to the positioning device for heat treatment of the cast steel brake disc, the upper surface of the expanding pressing sheet is provided with the groove matched with the lower end of the bolt, so that the expanding pressing sheet and the bolt are conveniently inserted and matched.
The utility model has the advantages that:
1. each bolt subassembly utilizes circular horizontal support plate integrated as an organic whole, during the use the utility model discloses cooperation hydraulic equipment evenly exerts pressure to the brake disc body. Specifically, one of the two sets of bolt pair assemblies is used for pressing the top surface of the middle bulge of the brake disc body and limiting the peripheral surface of the brake disc body to generate large deformation, and the other set of bolt pair assemblies is used for pressing the part except the middle bulge of the brake disc body and limiting the peripheral surface of the brake disc body to generate large deformation. During assembly, the height of the bolts in the bolt pair assemblies can be adjusted according to the size of the brake disc body, so that the two groups of bolt pair assemblies simultaneously press the brake disc body. The problem of current brake disc body deformation control power relatively poor in heat treatment process is solved, compare in simple bolt assembly location, evenly exert pressure to the brake disc body, the deflection of effective control brake disc body in heat treatment process guarantees product quality.
2. The expanding pressing sheets movably connected with the lower ends of the bolts can be adjusted according to requirements to adapt to the brake disc bodies with different sizes.
Drawings
FIG. 1 is a schematic view of the present invention in use;
FIG. 2 isbase:Sub>A sectional view taken along line A-A of FIG. 1;
FIG. 3 is a top plan view of the circular horizontal support plate of FIG. 1;
figure 4 is a cross-sectional view of an expanded diameter plaque of figure 1.
In the figure: 1. the device comprises a connecting seat, 2 horizontal top plates, 3 connecting upright columns, 4 bolts, 5 upper fastening nuts, 6 vertical threaded sleeves, 7 inclined pull rib plates, 8 lower fastening nuts, 9 expanding pressing plates, 10 braking disc bodies, 11 circular horizontal supporting plates, 12 screws and 13 grooves.
Detailed Description
The invention is described in detail according to the attached drawings.
As shown in fig. 1 to 4, the positioning device for heat treatment of cast steel brake discs comprises a plurality of bolt assemblies, wherein two inner groups and two outer groups of the bolt assemblies are arranged on the same circular horizontal support plate 11. Each group of bolt pair components are uniformly distributed by taking the center of the circular horizontal support plate 11 as a symmetric center, and the two groups of bolt pair components are arranged at intervals along the radial direction of the circular horizontal support plate 11. The bolt pair assembly comprises a vertical threaded sleeve 6 penetrating through and fixed with the round horizontal support plate 11, a bolt 4 in threaded connection with the vertical threaded sleeve 6, and upper and lower fastening nuts 5 and 8 arranged on the bolt 4, wherein the upper and lower fastening nuts 5 and 8 are respectively positioned on the upper and lower parts of the vertical threaded sleeve 6 in the vertical direction. The lower end of the bolt 6 is movably connected with an expanding and pressing sheet 9. A connecting frame is fixed above the round horizontal supporting plate 11, and a connecting seat 1 used for being connected with hydraulic equipment is arranged at the top of the connecting frame.
In this embodiment, a plurality of diagonal tie plates 7 are uniformly arranged between the outer peripheral surface of the vertical threaded sleeve 6 and the circular horizontal support plate 11 to enhance the connection stability with the circular horizontal support plate 11. The link comprises horizontal roof 2, evenly locate a plurality of connection stand 3 of 2 lower surfaces of horizontal roof, and screw 12 passes circular horizontal support board 11 after and is connected fixedly with the bottom surface of connecting stand 3, convenient dismantlement and installation, connecting seat 1 is fixed in 2 centers of horizontal roof, leave bolt pair installation and adjustment interval between 2 lower surfaces of horizontal roof and the circular horizontal support board 11.
The number of the group of bolt subassemblies close to the center of the circular horizontal supporting plate 11 is 4, the bolt subassemblies are distributed in a cross shape, and the diameter expanding pressing sheet 9 configured on each bolt subassembly of the group consists of a horizontal section which is used for being attached to the top surface of the middle bulge of the brake disc body 10 and an arc vertical surface which is connected with the horizontal section and is used for being connected with the outer peripheral surface of the middle bulge of the brake disc body 10. The group of bolt pair assemblies far away from the center of the circular horizontal support plate 11 consists of 8 pairs of bolt pair assemblies arranged at the center of the uniform circular horizontal support plate 11, each pair of bolt pair assemblies consists of an inner bolt pair assembly and an outer bolt pair assembly which are arranged at intervals in the radial direction, the diameter-expanding pressing sheet 9 configured on the inner bolt pair assembly is a circular sheet, and the diameter-expanding pressing sheet 9 configured on the outer bolt pair assembly consists of a horizontal section which is attached to the top surface of the outer edge of the brake disc body 10 and an arc vertical surface which is connected with the horizontal section and is connected with the peripheral surface of the outer edge of the brake disc body 10, and the figure 4 shows that the bolt pair assemblies are arranged in the radial direction. The upper surface of the expanding pressing sheet 9 is provided with a groove 13 matched with the lower end of the bolt so as to be convenient for insertion and matching.
The working principle is as follows:
when in use, according to the size of the brake disc body 10 to be heat treated, the diameter-expanding pressing sheet 9 with proper size is selected and fixed with the corresponding bolt pair assembly. Will the utility model discloses link together the back with hydraulic equipment, down along with hydraulic equipment, make the hole enlargement execute the preforming 9 and press in the corresponding position of braking disk body 10. If the vertical distance exists, the height of the bolt 4 of the corresponding bolt pair component is adjusted and the bolt pair component is fixed by the upper and lower fastening nuts 5 and 8.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the scope of the present invention should be covered by the present patent.
Claims (6)
1. The utility model provides a cast steel brake disc is positioner for thermal treatment, includes bolt auxiliary assembly, its characterized in that: the number of the bolt subassemblies is multiple, the bolt subassemblies are arranged on the same circular horizontal support plate in an inner group and an outer group, each bolt subassembly is uniformly distributed by taking the center of the circular horizontal support plate as a symmetric center, the two bolt subassemblies are arranged along the radial direction of the circular horizontal support plate at intervals, each bolt subassembly comprises a vertical threaded sleeve penetrating through and fixed with the circular horizontal support plate, a bolt in threaded connection with the vertical threaded sleeve, and upper and lower fastening nuts arranged on the bolt, the upper and lower fastening nuts are respectively positioned above and below the vertical threaded sleeve in the vertical direction, the lower end of the bolt is movably connected with an expanding pressing sheet, a connecting frame is fixed above the circular horizontal support plate, and a connecting seat used for being connected with hydraulic equipment is arranged at the top of the connecting frame.
2. The positioning device for heat treatment of cast steel brake discs as claimed in claim 1, wherein: and a plurality of inclined pulling rib plates are uniformly arranged between the peripheral surface of the vertical threaded sleeve and the round horizontal supporting plate.
3. The positioning device for heat treatment of cast steel brake discs as claimed in claim 1, wherein: the connecting frame comprises horizontal roof, evenly locate a plurality of connecting posts of horizontal roof lower surface, and the screw passes circular horizontal support board after and is connected fixedly with the bottom surface of connecting the stand, convenient dismantlement and installation, the connecting seat is fixed in horizontal roof center, leave the vice installation of bolt and adjustment interval between horizontal roof lower surface and the circular horizontal support board.
4. The positioning device for heat treatment of cast steel brake discs as claimed in claim 1, characterized in that: the number of the bolt pair assemblies close to the center of the circular horizontal support plate is 4, the bolt pair assemblies are distributed in a cross shape, and the diameter expanding pressing sheet configured on each bolt pair assembly of the group consists of a horizontal section used for being attached to the top surface of the bulge in the middle of the brake disc body and an arc-shaped vertical surface connected with the horizontal section and used for being connected with the outer peripheral surface of the bulge in the middle of the brake disc body.
5. The positioning device for heat treatment of cast steel brake discs as claimed in claim 1, wherein: the group of bolt pair assemblies far away from the center of the circular horizontal support plate consists of a plurality of pairs of bolt pair assemblies which are uniformly distributed at the center of the circular horizontal support plate, each pair of bolt pair assemblies consists of an inner bolt pair assembly and an outer bolt pair assembly which are radially arranged at intervals, the diameter expanding pressing sheet configured on the inner bolt pair assembly is a circular sheet, and the diameter expanding pressing sheet configured on the outer bolt pair assembly consists of a horizontal section which is attached to the top surface of the outer edge of the brake disc body and an arc vertical surface which is connected with the horizontal section and is connected with the peripheral surface of the outer edge of the brake disc body.
6. The positioning device for heat treatment of cast steel brake discs as claimed in claim 1, characterized in that: and the upper surface of the expanding pressing sheet is provided with a groove matched with the lower end of the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222973904.5U CN218755911U (en) | 2022-11-09 | 2022-11-09 | Positioning device for heat treatment of cast steel brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222973904.5U CN218755911U (en) | 2022-11-09 | 2022-11-09 | Positioning device for heat treatment of cast steel brake disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218755911U true CN218755911U (en) | 2023-03-28 |
Family
ID=85647032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222973904.5U Active CN218755911U (en) | 2022-11-09 | 2022-11-09 | Positioning device for heat treatment of cast steel brake disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218755911U (en) |
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2022
- 2022-11-09 CN CN202222973904.5U patent/CN218755911U/en active Active
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