CN110976563A - Bearing bush twice-forming equipment - Google Patents
Bearing bush twice-forming equipment Download PDFInfo
- Publication number
- CN110976563A CN110976563A CN201911313523.0A CN201911313523A CN110976563A CN 110976563 A CN110976563 A CN 110976563A CN 201911313523 A CN201911313523 A CN 201911313523A CN 110976563 A CN110976563 A CN 110976563A
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- Prior art keywords
- forming
- bearing bush
- block
- female die
- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0209—Tools therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a bearing bush twice-forming device, which comprises a bracket, a seat body, a forming female die, a profiling device and a material pushing device, wherein the seat body is fixedly connected with the bracket, the seat body conveys bearing bush raw materials, the forming female die is detachably connected with the seat body, the profiling device is fixedly arranged on the seat body and is used for carrying out extrusion forming on the bearing bush raw materials, the material pushing device is fixedly arranged on the upper surface of the bracket and is used for pushing the bearing bush in the processing process of the bearing bush, the profiling device comprises a frame body, a forming hammer and a telescopic device, the telescopic device is fixedly arranged on the frame body, one end of the telescopic device is fixedly connected into the forming hammer, the forming hammer is arranged right above the forming female die, the bearing bush is treated by using a twice-forming technology, the twice-forming enables the bearing bush to have better fitting degree and have, and the alloy layer at the bottom of the bearing bush is more compact through extrusion, so that the fatigue strength of the bearing bush is enhanced.
Description
Technical Field
The invention relates to the field of bearing bush production and processing, in particular to bearing bush twice-forming equipment.
Background
The bearing bush is the part of the sliding bearing contacted with the shaft neck, is in the shape of a bush-shaped semi-cylindrical surface, is very smooth, is generally made of wear-resistant materials such as bronze, antifriction alloy and the like, can be made of wood, engineering plastics or rubber under special conditions, has an integral type and a split type, is generally called as a shaft sleeve, has an oil groove or no oil groove, and is in clearance fit with the shaft neck and generally does not rotate along with the shaft.
The general bearing bush is produced by profiling raw materials through a profiling machine, the shape of the bearing bush is firstly changed into a V shape in the process that a bending block presses a bearing bush sheet material downwards in the production process of the bearing bush, then a shaping block presses a facing surface to enable an outer round steel backing layer to be attached to a female die, the bearing bush is unfolded from the V shape to be changed into a semi-circular shape, and the production mode has the following defects:
1. in the process of bending deformation of the raw material, the bottom alloy layer is cracked and loosened. The bottom of the bearing bush is the maximum stress point in use, and the fatigue strength of the bearing bush is reduced due to the cracks and looseness of the alloy;
2. in the production of traditional axle bush, preflex and plastic process are accomplished at descending same operation in-process of stamping equipment, and the curved round piece makes axle bush sheet stock preflex become the V type down, then the shaping piece pushes down the axle bush down and carries out the plastic to the oral area down, makes axle bush excircle steel backing layer and shaping die laminating, and this kind of production mode plastic dynamics is not enough, and the laminating degree of excircle steel backing layer and shaping die is poor, and the heat dispersion of axle bush is poor in the assembly use process.
Therefore, the invention discloses a bearing bush twice-forming device, compared with the prior art, the bearing bush is processed by using a twice-forming technology, the twice-forming technology enables the bearing bush to have better fitting degree, the heat dissipation performance is better in the assembling and using processes, an alloy layer at the bottom of the bearing bush is more compact through extrusion, and the fatigue strength of the bearing bush is enhanced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a bearing bush twice-forming device; compared with the prior art, the bearing bush is processed by using the secondary forming technology, the joint degree of the bearing bush is better due to the secondary forming, the heat dissipation performance is better in the assembling and using processes, the alloy layer at the bottom of the bearing bush is more compact through extrusion, and the fatigue strength of the bearing bush is enhanced.
The invention is realized by the following technical scheme: the invention discloses a bearing bush twice-forming device which comprises a support, a base, a forming female die, a profiling device and a material pushing device, wherein the base is fixedly connected with the support, the base conveys bearing bush raw materials, the forming female die is detachably connected with the base, the profiling device is fixedly arranged on the base, the profiling device is used for carrying out extrusion forming on the bearing bush raw materials, the material pushing device is fixedly arranged on the upper surface of the support and is used for pushing the bearing bush in the machining process of the bearing bush, the profiling device comprises a frame body, a forming hammer and a telescopic device, the telescopic device is fixedly arranged on the frame body, one end of the telescopic device is fixedly connected into the forming hammer, and the forming hammer;
the shaping hammer comprises an installation plate, a shaping block and a shaping block, wherein the shaping block and the shaping block are detachably installed on the surface of the installation plate, and the size of the shaping block is matched with that of a shaping female die.
Wherein, the profiling device is used for profiling the alloy to be processed, a plurality of materials to be processed are placed on the upper surface of the seat body, because the dimension of the forming block 423 is matched with the dimension of the forming concave die, firstly, the forming block 423 is adopted to pre-bend the bearing bush into a semicircle and press the bottom of the bearing bush on the forming concave die, when the forming block extrudes the inner circle alloy layer, the wall thickness W of the bottom is pressed to be thinner by 0.05-0.10mm, after the forming block pre-bends the bearing bush to be formed, a gap is arranged between the pre-bent formed bearing bush and the forming concave die at the moment, the heat generated in the pre-bending forming process of the bearing bush is convenient to be dissipated through air, the pre-bent formed bearing bush in the forming concave die is pushed forwards by virtue of the pushing device, at the moment, the shaping block is pressed downwards on the opposite opening surface of the bearing bush, so that the excircle of the pre-bending is further attached to the forming, the thickness of the forming hammer is recovered to the original size, so that the alloy layer at the bottom of the bearing bush can be more compact through extrusion, the fatigue strength of the bearing bush is enhanced, and the joint degree of the bearing bush is better.
Preferably, the material pushing device comprises a power device and a material pushing block, one end of the power device is fixedly connected with the material pushing block, the power device pushes the material pushing block to be movably connected with the forming female die, the material pushing block is released from the forming female die, and the power device can be an air cylinder or a hydraulic cylinder and pushes the material pushing block to move.
Preferably, in order to stably convey the alloy to be processed to the position of the profiling device, the surface of the material pushing block is provided with a groove body, the position of the groove body is provided with a material moving device, the material moving device is used for conveying the alloy to be processed, the material moving device comprises a mounting seat, a driving motor and a cam, the bottom of the groove body is fixedly provided with the mounting seat, the upper surface of the mounting seat is fixedly provided with the driving motor, the shaft part of the driving motor is fixedly connected with the cam, the cam is in contact with a material blocking block, the material blocking block is movably connected with the groove body up and down, the driving motor drives the cam to rotate, the material blocking block is continuously changed along with the rotating height of the cam, a plurality of alloys to be processed are arranged on the seat body, when the material blocking block moves to the highest position, the material blocking block is in contact with the alloy to be processed, and does not have the function of feeding.
Preferably, for keeping off being connected more stable between material piece and the cell body, keep off material piece lower extreme fixed connection spacing equipment one end, spacing equipment other end fixed connection cell body bottom, spacing equipment includes casing and cylinder, and the casing is provided with the cavity, cylinder swing joint casing cavity inner wall, and setting up of casing and cylinder makes the stable reciprocating of material piece that keeps off.
Preferably, a spring is arranged in the cavity of the shell, one end of the spring is fixedly connected with the cylinder, and the other end of the spring is fixedly connected with the inner wall of the cavity of the shell; in order to prevent the stop block from falling when moving to the highest position, a spring is arranged, wherein the spring applies pulling force to the shell and the cylinder.
Preferably, in order to enable the forming female die to dissipate heat better, a plurality of strip-shaped heat dissipation grooves are formed in the contact part of the inner wall of the seat body and the forming female die, and heat generated by the forming female die can be dissipated through the heat dissipation grooves.
Preferably, in order to conveniently install the forming female die and the seat body, the outer wall of the forming female die is fixedly provided with a plurality of convex blocks, the convex blocks are matched with the inner wall of the heat dissipation groove in size, the convex blocks are embedded into the heat dissipation groove to prevent the forming female die from shaking in the operation process, the heat dissipation groove is only needed to be utilized, other groove bodies do not need to be arranged, the process is simplified, and the manufacturing cost and time are saved.
The invention discloses a bearing bush twice-forming device, which is compared with the prior art:
the invention uses the secondary forming technology to process the bearing bush, the two-time forming enables the bearing bush to have better attaching degree, the heat dispersion is better in the assembling and using process, the alloy layer at the bottom of the bearing bush can be more compact through extrusion, the fatigue strength of the bearing bush is enhanced, the forming block pre-bends the bearing bush into a semicircle and presses the bottom of the bearing bush on the forming concave die, the wall thickness W at the bottom is pressed to be 0.05-0.10mm when the forming block extrudes the inner alloy layer, after the forming block pre-bends the bearing bush, a gap is arranged between the pre-bent bearing bush and the forming concave die, the heat generated in the pre-bending forming process of the bearing bush is convenient to dissipate through air, the pre-bent bearing bush in the forming concave die 3 is pushed forwards by virtue of pushing equipment, the forming block is pressed downwards on the bearing bush attaching face at the moment, the outer circle of the pre-bent bearing bush is further attached to the forming, the wall thickness of the bottom of the bearing bush can be increased by 0.05-0.10mm, so that the thickness of the thin formed hammer is restored to the original size.
Drawings
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a schematic view showing a state in which a bearing shell is bent according to the present invention;
FIG. 3 is a schematic view of a conventional bearing shell in a bent state;
FIG. 4 is a schematic view of the forming hammer of the present invention;
FIG. 5 is a schematic view of the structure of the spacing device of the present invention;
FIG. 6 is a schematic structural view of the material transferring apparatus according to the present invention;
FIG. 7 is a front view of the forming die of the present invention;
fig. 8 is a front view of the base body of the present invention.
In the figure: 1. a support; 2. a base body; 21. a heat sink; 3. forming a female die; 31. a bump; 4. profiling equipment; 41. a frame body; 42. a forming hammer; 421. mounting a plate; 422. shaping blocks; 423. forming a block; 43. a telescopic device; 5. a material pushing device; 51. a power plant; 52. a material pushing block; 6. a material moving device; 61. a trough body; 62. a mounting seat; 63. a drive motor; 64. a cam; 65. a material blocking block; 66. limiting equipment; 661. a housing; 662. a spring; 663. a column.
Detailed Description
The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.
The invention discloses a bearing bush twice-forming device, as shown in figure 1, which comprises a support 1, a base body 2, a forming female die 3, a profiling device 4 and a pushing device 5, wherein the base body 2 is fixedly connected with the support 1, the base body 2 is used for conveying bearing bush raw materials, the forming female die 3 is detachably connected with the base body 2, the profiling device 4 is fixedly arranged on the base body 2, the profiling device 4 is used for carrying out extrusion forming on the bearing bush raw materials, the pushing device 5 is fixedly arranged on the upper surface of the support 1, the pushing device 5 is used for pushing the bearing bush in the processing process of the bearing bush, the profiling device 4 comprises a frame body 41, a forming hammer 42 and a telescopic device 43, the frame body 41 is fixedly provided with the telescopic device 43, one end of the telescopic device 43 is fixedly connected to form the hammer 42, the forming hammer 42 is arranged right above the forming female die 3, the pushing device 5 comprises, and the power device 51 pushes the material pushing block 52 to be movably connected with the forming female die 3, wherein the material pushing block 52 releases the forming female die 3, and the power device 51 can be an air cylinder or a hydraulic cylinder and pushes the material pushing block 52 to move.
As shown in fig. 2 and 4, the forming hammer 42 includes a mounting plate 421, a shaping block 422 and a forming block 423, the shaping block 422 and the forming block 423 are detachably mounted on the surface of the mounting plate 421, and the size of the forming block 423 matches with the size of the forming die 3.
As shown in fig. 6, in order to stably convey the alloy to be processed to the position of the profiling device 3, a groove body 61 is formed on the surface of the material pushing block 52, a material moving device 6 is arranged at the position of the groove body 61, the material moving device 6 is used for conveying the alloy to be processed, the material moving device 6 comprises a mounting seat 62, a driving motor 63 and a cam 64, the mounting seat 62 is fixedly arranged at the bottom of the groove body 61, the driving motor 63 is fixedly arranged on the upper surface of the mounting seat 62, the shaft part of the driving motor 63 is fixedly connected with the cam 64, the cam 64 contacts with a material blocking block 65, the material blocking block 65 is movably connected with the groove body 61 up and down, the driving motor 63 drives the cam 64 to rotate, the material blocking block 65 is continuously changed along with the rotation height of the cam 64, wherein a plurality of the alloy to be processed are arranged on the seat body 2, when the material blocking block 65 moves to the highest, when the material blocking block 65 moves to the lowest point, the material blocking block does not contact the alloy for substitute machining, and the material blocking block does not have the feeding function.
As shown in fig. 5, in order to make the connection between the material blocking block 65 and the groove body 61 more stable, the lower end of the material blocking block 65 is fixedly connected with one end of a limiting device 66, the other end of the limiting device 66 is fixedly connected with the bottom of the groove body 61, the limiting device 66 comprises a shell 661 and a column 663, the shell 661 is provided with a cavity, the column 663 is movably connected with the inner wall of the cavity of the shell 661, the shell 661 and the column 663 are arranged so that the material blocking block 65 can stably move up and down, a spring 662 is arranged in the cavity of the shell 661, one end of the spring 662 is fixedly connected with the column 663; in order to prevent the striker 65 from failing to fall when moving to the highest position, a spring 662 is provided, wherein the spring 662 applies a pulling force to the housing 661 and the column 663.
As shown in fig. 7 and 8, in order to better dissipate heat of the forming female die 3, a plurality of strip-shaped heat dissipation grooves 21 are formed in the contact position of the inner wall of the seat body 2 and the forming female die 3, heat generated by the forming female die 3 can be dissipated through the heat dissipation grooves 21, the forming female die 3 and the seat body 2 are conveniently installed, a plurality of convex blocks 31 are fixedly arranged on the outer wall of the forming female die 3, the convex blocks 31 are matched with the inner wall of the heat dissipation grooves 21 in size, the convex blocks 31 are embedded in the heat dissipation grooves 21 to prevent the forming female die 3 from shaking in the operation process, only the heat dissipation grooves 21 are needed to be utilized, other groove bodies do not need to be formed, the process is simplified.
The traditional bearing bush manufacturing method is shown in figure 3, in the production process of the bearing bush, in the process of pressing a bearing bush sheet material by a bending block, the shape of the bearing bush is firstly changed into a V shape, then a facing surface is pressed by a shaping block to enable an outer round steel backing layer to be attached to a female die, the bearing bush is unfolded from the V shape into a semicircular shape, in the invention, a pressing device 4 firstly presses an alloy to be processed, a plurality of materials to be processed are placed on the upper surface of a seat body 2, because the size of a forming block 423 is matched with the size of the forming female die 3, firstly, the bearing bush is prebent into the semicircular shape by the forming block 423 and the bottom of the bearing bush is pressed on the forming female die 3, the wall thickness W of the bottom of the forming block 423 is pressed to be 0.05-0.10mm when the inner alloy layer is extruded by the forming block 423, after the bearing bush is prebent formed by the forming block 423, a gap is arranged, rely on pushing away the forward push of the fashioned axle bush of preflex in the material equipment 5 will shaping die 3, shaping piece 422 pushes down on the axle bush is to the mouth face this moment, make the fashioned axle bush excircle of preflex laminate with shaping die 3 further, simultaneously because the plastic deformation of axle bush material, axle bush bottom wall thickness can the bodiness 0.05-0.10mm, make the thickness that the shaping hammering is thin resume original size again, thereby axle bush bottom alloy-layer can be compacter through the extrusion, the axle bush fatigue strength has been strengthened, and the axle bush laminating degree is better.
The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above embodiments, and it is within the scope of the invention to adopt various insubstantial modifications of the technical solution of the invention or to apply the concept and technical solution of the invention directly to other occasions without any modification.
Claims (7)
1. A bearing bush two-time molding device comprises:
a support (1);
the base body (2) is fixedly connected with the support (1), and the base body (2) conveys the bearing bush raw material;
the forming female die (3), the forming female die (3) is detachably connected with the seat body (2);
the pressing device (4), the pressing device (4) is fixedly arranged on the base body (2), and the pressing device (4) is used for extrusion forming of the bearing bush raw material;
the pushing equipment (5) is fixedly arranged on the upper surface of the support (1), and the pushing equipment (5) is used for pushing the bearing bush in the machining process of the bearing bush;
the forming die is characterized in that the forming device (4) comprises a frame body (41), a forming hammer (42) and a telescopic device (43), wherein the telescopic device (43) is fixedly arranged on the frame body (41), one end of the telescopic device (43) is fixedly connected into the forming hammer (42), and the forming hammer (42) is arranged right above the forming female die (3);
the forming hammer (42) comprises a mounting plate (421), a shaping block (422) and a forming block (423), wherein the shaping block (422) and the forming block (423) are detachably mounted on the surface of the mounting plate (421), and the size of the forming block (423) is matched with that of the forming female die (3).
2. The bearing bush twice-forming device as claimed in claim 1, characterized in that the material pushing device (5) comprises a power device (51) and a material pushing block (52), one end of the power device (51) is fixedly connected with the material pushing block (52), and the power device (51) pushes the material pushing block (52) to be movably connected with the forming female die (3).
3. The bearing bush twice-forming device as claimed in claim 2, wherein a groove body (61) is formed in the surface of the material pushing block (52), a material moving device (6) is arranged at the position of the groove body (61), the material moving device (6) comprises a mounting seat (62), a driving motor (63) and a cam (64), the mounting seat (62) is fixedly arranged at the bottom of the groove body (61), the driving motor (63) is fixedly arranged on the upper surface of the mounting seat (62), the shaft portion of the driving motor (63) is fixedly connected with the cam (64), the cam (64) contacts with the material blocking block (65), and the material blocking block (65) is movably connected with the groove body (61) up and down.
4. The twice bearing bush forming device as claimed in claim 3, wherein the lower end of the material blocking block (65) is fixedly connected with one end of a limiting device (66), the other end of the limiting device (66) is fixedly connected with the bottom of the groove body (61), and the limiting device (66) comprises:
a housing (661), the housing (661) having a cavity;
the cylinder (663) is movably connected with the inner wall of the cavity of the shell (661).
5. The bearing bush twice-forming machine as claimed in claim 4, wherein a spring (662) is arranged in the cavity of the housing (661), one end of the spring (662) is fixedly connected with the column (663), and the other end of the spring (662) is fixedly connected with the inner wall of the cavity of the housing (661).
6. The bearing bush twice-forming equipment as claimed in any one of claims 1 to 5, characterized in that a plurality of strip-shaped heat dissipation grooves (21) are formed at the contact part of the inner wall of the seat body (2) and the forming female die (3).
7. An installation tool as claimed in claim 6, characterized in that a plurality of projections (31) are fixedly arranged on the outer wall of the female forming die (3), and the projections (31) are matched with the inner wall of the heat dissipation groove (21) in size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911313523.0A CN110976563A (en) | 2019-12-19 | 2019-12-19 | Bearing bush twice-forming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911313523.0A CN110976563A (en) | 2019-12-19 | 2019-12-19 | Bearing bush twice-forming equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110976563A true CN110976563A (en) | 2020-04-10 |
Family
ID=70095843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911313523.0A Pending CN110976563A (en) | 2019-12-19 | 2019-12-19 | Bearing bush twice-forming equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110976563A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101407A (en) * | 2021-11-30 | 2022-03-01 | 锦翔(宁波)轴瓦有限公司 | Many sizes forming device of ring shape axle bush |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201760502U (en) * | 2010-08-24 | 2011-03-16 | 宁波市汽车轴瓦厂 | Automatic feeding bending die |
| CN202367062U (en) * | 2011-12-16 | 2012-08-08 | 恩比贝克飞虹汽车零部件(四川)有限公司 | Novel forming female die for flat bearing bush |
| CN203737767U (en) * | 2014-03-13 | 2014-07-30 | 云南师宗云师轴瓦有限责任公司 | Special automatic bearing bush molding device |
| CN105590886A (en) * | 2016-02-23 | 2016-05-18 | 深圳市劲拓自动化设备股份有限公司 | Chip module group sealing compound conveying device |
| CN105855418A (en) * | 2016-05-31 | 2016-08-17 | 福建华泰汽配工业股份有限公司 | Feeding mechanism of bearing bush molding tool used for punches |
| CN205668031U (en) * | 2016-05-31 | 2016-11-02 | 福建华泰汽配工业股份有限公司 | Feed mechanism for the bearing bush forming tool of punch press |
| CN207026212U (en) * | 2017-07-03 | 2018-02-23 | 新疆开源重工机械有限责任公司 | Dual U-shaped workpiece makes frock |
| CN208245531U (en) * | 2018-04-16 | 2018-12-18 | 江西诚辉汽车配件制造有限公司 | A kind of efficient bearing shell forming press |
-
2019
- 2019-12-19 CN CN201911313523.0A patent/CN110976563A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201760502U (en) * | 2010-08-24 | 2011-03-16 | 宁波市汽车轴瓦厂 | Automatic feeding bending die |
| CN202367062U (en) * | 2011-12-16 | 2012-08-08 | 恩比贝克飞虹汽车零部件(四川)有限公司 | Novel forming female die for flat bearing bush |
| CN203737767U (en) * | 2014-03-13 | 2014-07-30 | 云南师宗云师轴瓦有限责任公司 | Special automatic bearing bush molding device |
| CN105590886A (en) * | 2016-02-23 | 2016-05-18 | 深圳市劲拓自动化设备股份有限公司 | Chip module group sealing compound conveying device |
| CN105855418A (en) * | 2016-05-31 | 2016-08-17 | 福建华泰汽配工业股份有限公司 | Feeding mechanism of bearing bush molding tool used for punches |
| CN205668031U (en) * | 2016-05-31 | 2016-11-02 | 福建华泰汽配工业股份有限公司 | Feed mechanism for the bearing bush forming tool of punch press |
| CN207026212U (en) * | 2017-07-03 | 2018-02-23 | 新疆开源重工机械有限责任公司 | Dual U-shaped workpiece makes frock |
| CN208245531U (en) * | 2018-04-16 | 2018-12-18 | 江西诚辉汽车配件制造有限公司 | A kind of efficient bearing shell forming press |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101407A (en) * | 2021-11-30 | 2022-03-01 | 锦翔(宁波)轴瓦有限公司 | Many sizes forming device of ring shape axle bush |
| CN114101407B (en) * | 2021-11-30 | 2024-03-01 | 锦翔(宁波)轴瓦有限公司 | Multi-size forming device for annular axle bush |
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Application publication date: 20200410 |