CN2880357Y - Device for pressing camshaft helical gear - Google Patents
Device for pressing camshaft helical gear Download PDFInfo
- Publication number
- CN2880357Y CN2880357Y CN 200620109865 CN200620109865U CN2880357Y CN 2880357 Y CN2880357 Y CN 2880357Y CN 200620109865 CN200620109865 CN 200620109865 CN 200620109865 U CN200620109865 U CN 200620109865U CN 2880357 Y CN2880357 Y CN 2880357Y
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- China
- Prior art keywords
- helical gear
- camshaft
- slide unit
- press
- holder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000003825 pressing Methods 0.000 title claims description 9
- 238000006073 displacement reaction Methods 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 22
- 238000007906 compression Methods 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 241001484259 Lacuna Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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- Valve-Gear Or Valve Arrangements (AREA)
Abstract
The utility model relates to a camshaft helical gear press-assembly device. A bracket and a press head connected with the press-assembly machine are arranged at two ends of the station. The press head is clearance fitted with the bracket at one end of the station, the helical gear holding device is arranged at the bracket at the other end of the station, and a support device for camshaft positioning is arranged on the panel between the two brackets. The support device consists of a seat, a sliding station and a support seat, and the helical gear holding device consists of a fixing seat, a support seat and a positioning device. The fixing seat is connected to the bracket of the station. The part-withdrawal device is installed on the bracket across the central hole of the fixing seat. The utility model can be used to accurate position the camshaft and the helical gear without a referential helical gear and improve precision of press assembly.
Description
Technical field
The utility model relates to a kind of workpiece assembly equipment, is specifically related to a kind of helical gear device of camshaft that press-fits.
Background technology
Engine is the power source of motor vehicle, and gear is as the part of engine-driven gearing, therefore the accuracy of its assembling and precision directly have influence on the performance of engine, helical gear is installed is an important step in the engine production process on engine cam.Helical gear equipment is to adopt half slot that camshaft and helical gear are positioned respectively on the assembling engine cam at present, when helical gear is positioned clamping, by the helical gear object of reference of a helical gear of having had good positioning at half slot in advance as the needs assembling, the helical gear that will need again to assemble is placed on the helical gear of aiming in the half slot as reference, the helical gear that will need to assemble with clamping screw clamps the formation location, under the effect of external force such as pressing machine helical gear is fitted on the camshaft then.Because existing assembly equipment is to adopt half slot to camshaft and helical gear location, the arc radius of half slot forms restriction to the camshaft and the helical gear of assembling, the different half slots that just must adopt different radii of the diameter of helical gear or camshaft, in case the radius of half slot is excessive or too small, the capital causes the centre of location inaccurate, and therefore limitation is arranged.And because existing assembly equipment is to adopt with reference to a helical gear angle and the center of putting that pre-aligned good helical gear is identified for press-fiting, this mode with reference to the location causes helical gear location inaccuracy easily, the errors of centration that is produced can reach 1mm, angular error can reach more than 7 degree, cause press-fiting difficulty, it is low to press-fit the product precision that, and has influence on the performance of engine.
Summary of the invention
The purpose of this utility model provides a kind of helical gear device of camshaft that press-fits, and it must just can not position camshaft and helical gear exactly with the helical gear of reference, improves the precision that press-fits.
The purpose of this utility model is achieved like this: comprise that the table top two ends are provided with the workbench of support and are connected pressure head on the pressing machine, the support matched in clearance of pressure head and workbench one end, be used for the helical gear device of clamping and be located at the support of the workbench other end, the supporting arrangement that is used for the camshaft location is located at two table tops between the support.The supporting arrangement that is used for camshaft location by one be fixed on the base on the table surface, a supporting base that is provided with the V-arrangement opening that is slidingly fitted in the slide unit on the base and is fixedly connected on the slide unit is formed, one is used for the table top that mechanism that slide unit resets and the device that is used to limit the slide unit displacement stroke are separately fixed at workbench; Be used for the helical gear device of clamping and be fixedly connected on the positioner of can displacement adjusting that the supporting base that is provided with the V-arrangement opening on the holder, be connected on the holder by a holder that is provided with centre bore and chute, one and form, holder is fixedly connected on the support of table; The centre bore that device that is used to withdraw from workpiece passes on the holder is rack-mount.
Owing to adopted such scheme, the supporting arrangement that is used for the camshaft location by one be fixed on the base on the table surface, a supporting base that is provided with the V-arrangement opening that is slidingly fitted in the slide unit on the base and is fixedly connected on the slide unit is formed.During the camshaft location, the V-arrangement opening that is provided with on the supporting base can make the camshaft automatic centering, and the alignment pin that the V-arrangement open bottom center of supporting base is provided with is inserted in to form in the keyway of camshaft camshaft is circumferentially located, make that camshaft circumferential movement can not take place when press-fiting, the axial line that guarantees camshaft is vertical with helical gear installing hole plane, thereby can not make camshaft and helical gear generation angular deflection.
It is corresponding with the device that is used to limit the slide unit displacement stroke that one side of slide unit is provided with the limited block that can regulate, by the distance between the device of limited block and restriction slide unit displacement stroke is regulated, can control the distance that camshaft need be pressed into, the axial error after making camshaft be pressed into is in 0.3mm.
Being used for the helical gear device of clamping is fixedly connected on the positioner of can displacement adjusting that the supporting base that is provided with the V-arrangement opening on the holder, be connected on the holder by a holder that is provided with centre bore and chute, one and forms.The V-arrangement opening of supporting base can make the helical gear center automatic centering of putting thereon.Positioner that can the displacement adjustment is by an adjustment piece that is provided with plug housing and arc bar hole, and the latch that is with the compression spring constitutes.Positioner that can the displacement adjustment by adjustment make the nose cone of latch fixed in after, insert 1/2 place of the backlash thickness between adjacent two teeth of helical gear, eliminate sideshake by the elastic force that the compression spring that is with on the latch is produced, helical gear circumferentially is positioned in the V-arrangement opening of supporting base.In the time of during the latch adjustment is fixed, carry out trickle adjustment by the scale that is provided with on can the positioner of displacement adjustment, make helical gear reach accurate positioning in a circumferential direction, the error of location can guarantee in ± 0.5 degree.
The device that is used to withdraw from workpiece is made up of a push rod with the level, compression spring and flap.When press-fiting, because after camshaft passes helical gear hole, can be with the compression of the spring between flap and push rod with the level, after the power that pressure head is granted disappears, push rod will press-fit the workpiece of getting well and eject automatically under the tension force effect of spring.
The utility model is simple in structure, makes the accurate positioning of helical gear and camshaft, and the error after press-fiting can satisfy the rigging error of engine and spend with interior requirement ± 2 in ± 1 degree, has improved helical gear assembly precision.The device that employing is used to limit the slide unit displacement stroke limits the stroke that camshaft is pressed into, resetting-mechanism automatically resets to slide unit, and the device that is used to withdraw from workpiece, the process of whole production can be controlled in 20 seconds, thereby improve production efficiency.
Description of drawings
Fig. 1 is a structural representation of the present utility model,
Fig. 2 is the schematic diagram that is used for the supporting arrangement of camshaft location of the present utility model;
Fig. 3 is the helical gear schematic representation of apparatus of clamping that is used for of the present utility model;
Fig. 4 is that the A-A of Fig. 3 is to cutaway view.
The specific embodiment
Referring to Fig. 1, Fig. 2, the table top two ends of workbench 1 are provided with support 3, are connected the support matched in clearance of pressure head 2 and workbench one end on the pressing machine.The device that is used for clamping helical gear 4 is located at the support of the workbench other end, and the supporting arrangement that is used for camshaft 5 location is located at two table tops between the support.The supporting arrangement that is used for camshaft 5 location by one be fixed by bolts to the base 7 on the table surface, a supporting base that is provided with the V-arrangement opening 10 that is slidingly fitted in the slide unit 8 on the base and is fixedly connected on the slide unit is formed.The V-arrangement open bottom center that is connected the supporting base 10 on the slide unit 8 with bolting is provided with an alignment pin 9, this alignment pin and helical gear centre of location line are on same axis, this alignment pin is used for inserting the keyway on the camshaft 5, camshaft 5 is circumferentially located, and the angle that camshaft 5 and helical gear 4 are press-fited can not be offset.A device 15 that is used for the mechanism 14 that slide unit resets and is used to limit the slide unit displacement stroke is fixed by bolts to the table top of workbench respectively.Being used for the mechanism 14 that slide unit resets is made up of bearing 25, the axis of guide 26 and compression spring 27, bearing 25 is fixed by bolts on the table top of workbench, compression spring 27 is enclosed within on the axis of guide 26, the axis of guide 26 1 ends are fixedly connected on the bearing 25, the interporal lacuna that is provided with on the other end and the slide unit 8 cooperates, and the two ends of compressing spring 27 offset with bearing 25, slide unit 8 respectively.It is corresponding with the device 15 that is used to limit the slide unit displacement stroke that one side of slide unit 8 is provided with the limited block 12 that can regulate, the limited block 12 that can regulate is provided with two bar holes that can regulate horizontal range, screw passes bar hole adjustable limited block 12 is fixed on the slide unit 8, the limited block 12 that adjustment can be regulated and being used to limits the distance between the device 15 of slide unit displacement stroke, control pressure head 2 strokes can make helical gear 4 be fitted in axial error after camshaft 5 is pressed in 0.3mm.The device 15 that is used to limit the slide unit displacement stroke is a travel switch, and after the limited block 12 that can regulate collided travel switch, pressing machine halted, and press-fits also just to stop.
Referring to Fig. 1, Fig. 3, Fig. 4, the device that is used for clamping helical gear 4 is located at the support of the workbench other end.The device that is used for clamping helical gear 4 is connected the positioner of can displacement adjusting that the supporting base that is provided with the V-arrangement opening 16 on the holder 6, be connected on the holder 6 by a holder that is provided with centre bore and annular groove 6, one with bolting and forms.Holder 6 is screwed and is connected on the support of table.The supporting base 16 that is provided with the V-arrangement opening is screwed on holder 6.Positioner that can the displacement adjustment is by an adjustment piece 11 that is provided with plug housing 13 and arc bar hole, and the latch 17 that is with compression spring 18 constitutes.Latch 17 matched in clearance are in plug housing 13, the nose cone of latch 17 stretches out plug housing 13 lower ends outward, compression spring 18 1 ends prop up the step on the latch 17, the other end is by latch flap 19 location, make compression spring 18 form certain precompressed, the tail end of latch 17 passes latch flap 19 by the fixedly connected handle 20 of nut.Adjust the annular groove of two straight pin that is used for leading 24 matched in clearance on holder 6 of matched in clearance on the piece 11, a double-screw bolt 21 on the holder 6 passes the arc bar hole of adjusting on the piece 11, to adjust piece 11 with nut is fastened on the holder 6, loose nut, just can make can the displacement adjustment positioner do the displacement adjustment along the annular groove of holder 6.The centre bore that device that is used to withdraw from workpiece passes on the holder 6 is rack-mount, and this device is made up of a push rod 22 with the level, compression spring 28 and flap 23.Push rod 22 with the level passes the hole that is provided with on the support, centre bore matched in clearance on one end and the holder 6, the other end cooperates with the via clearance of flap 23, and compression spring 18 is between the step of flap 23 and push rod with the level 22, and flap 23 is screwed in the support outside.
When using this device to press-fit the camshaft helical gear, latch is pulled upwardly, helical gear is placed on the V-arrangement opening of the supporting base that is used for the helical gear device of clamping, make helical gear be adjacent to holder and form axial location, helical gear automatic centering in the V-arrangement opening of supporting base, latch inserts the backlash between adjacent two teeth of helical gear, eliminates helical gear sideshake by the compression elastic force that spring produced, and forms circumferentially location.For making the helical gear accurate positioning, the positioner that the scale fine adjustments that can be provided with according to holder can displacement be adjusted.The end-journal that press-fits of camshaft is inserted in and forms the Primary Location that press-fits in the chamfering of helical gear axis hole, the other end of camshaft is placed on the V-arrangement opening of the slide unit upper branching holder of the supporting arrangement that is used for the camshaft location, and the spacer pin in the V-arrangement opening is inserted in the keyway on the camshaft and forms circumferentially location.Start pressing machine, the pressure head actuating cam axle of pressing machine is fitted on the camshaft helical gear.Press-fit in the process, slide unit is at the promotion bottom offset of pressure head, will be used for the compression spring compression in the mechanism that slide unit resets, after camshaft passes helical gear, promotes push rod and makes spring compression on the device that withdraws from workpiece automatically.After the limited block on the slide unit collided, pressing machine halted and retreats, and press-fited good workpiece and was ejected by push rod, and the tension force that slide unit is compressed spring promotes to reset.
Claims (8)
1. one kind press-fits the helical gear device of camshaft, comprise that the table top two ends are provided with the pressure head (2) of workbench of support (3) (1) and pressing machine, the support matched in clearance of pressure head and workbench one end, the device that is used for clamping helical gear (4) is located at the support of the workbench other end, the supporting arrangement that is used for camshaft (5) location is located at two table tops between the support, it is characterized in that: the supporting arrangement that is used for camshaft (5) location is by a base (7) that is fixed on the table surface, a supporting base that is provided with the V-arrangement opening (10) that is slidingly fitted in the slide unit (8) on the base and is fixedly connected on the slide unit is formed, and one is used for the table top that the mechanism (14) that slide unit resets and the device (15) that is used to limit the slide unit displacement stroke are separately fixed at workbench; The device that is used for clamping helical gear (4) is fixedly connected on the positioner of can displacement adjusting that the supporting base that is provided with the V-arrangement opening (16) on this holder (6), be connected on this holder (6) by a holder (6) that is provided with centre bore and chute, one to be formed, and this holder (6) is fixedly connected on the support of table; The centre bore that device that is used to withdraw from workpiece passes on the holder (6) is rack-mount.
2. according to claim 1ly press-fit the helical gear device of camshaft, it is characterized in that: the described V-arrangement open bottom center that is fixedly connected on the supporting base (10) on the slide unit (8) is provided with an alignment pin (9).
3. according to claim 1ly press-fit the helical gear device of camshaft, it is characterized in that: it is corresponding with the device (15) that is used to limit slide unit (8) displacement stroke that a side of described slide unit (8) is provided with the limited block (12) that can regulate.
4. according to claim 1ly press-fit the helical gear device of camshaft, it is characterized in that: describedly be used for the mechanism (14) that slide unit resets and form by bearing (25), the axis of guide (26) and compression spring (27), bearing (25) is fixed on the table top of workbench, the compression spring housing is on the axis of guide, the axis of guide (26) one ends are fixed on the bearing (25), in the hole that other end matched in clearance is provided with on slide unit (8), the two ends of compression spring (27) offset with bearing (25), slide unit (8) respectively.
5. according to claim 1ly press-fit the helical gear device of camshaft, it is characterized in that: the described device (15) that is used to limit the slide unit displacement stroke is a travel switch.
6. according to claim 1ly press-fit the helical gear device of camshaft, it is characterized in that: described positioner that can the displacement adjustment is by an adjustment piece (11) that is provided with plug housing (13) and arc bar hole, and the latch (17) that is with compression spring (18) constitutes; Latch (17) matched in clearance is in plug housing (13), the nose cone of latch (17) stretches out plug housing (13) lower end outward, compression spring (18) one ends prop up the step on the latch (17), and the other end is by latch flap (19) location, and the tail end of latch (17) is equipped with handle (20); Adjustment piece (11) is gone up the straight pin that is used for leading (24) that is provided with and is inserted in the chute that holder (6) is gone up setting, and it is fastening with nut that the double-screw bolt (21) that holder (6) upward is provided with passes the arc bar hole of adjusting piece (11).
7. according to claim 1ly press-fit the helical gear device of camshaft, it is characterized in that: the described device that is used to withdraw from workpiece is made up of a push rod with the level (22), compression spring (28) and flap (23); Push rod with the level (22) passes the hole that is provided with on the support, centre bore matched in clearance on one end and the holder (6), the other end cooperates with the via clearance of flap (23), compression spring (28) is positioned between the step of flap (23) and push rod with the level (22), and flap (23) is fixed on the support outside.
8. according to claim 1ly press-fit the helical gear device of camshaft, it is characterized in that: the described holder (6) that is provided with centre bore and chute is provided with and the corresponding scale of can displacement adjusting of positioner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620109865 CN2880357Y (en) | 2006-01-26 | 2006-01-26 | Device for pressing camshaft helical gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620109865 CN2880357Y (en) | 2006-01-26 | 2006-01-26 | Device for pressing camshaft helical gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2880357Y true CN2880357Y (en) | 2007-03-21 |
Family
ID=37880195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620109865 Expired - Fee Related CN2880357Y (en) | 2006-01-26 | 2006-01-26 | Device for pressing camshaft helical gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2880357Y (en) |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101456113B (en) * | 2007-12-10 | 2011-07-06 | 广西玉柴机器股份有限公司 | Crank pulley assembly method and guiding tool |
| CN102699872A (en) * | 2012-06-28 | 2012-10-03 | 横店集团联宜电机有限公司 | Tooling for assembling planet carrier subassembly |
| CN101856785B (en) * | 2009-04-07 | 2012-12-19 | 广西玉柴机器股份有限公司 | Assembly component and assembly method for crankshaft timing gear |
| CN103143914A (en) * | 2013-03-14 | 2013-06-12 | 北京北内发动机零部件有限公司 | Automatic pressure pin, choke plug and pressure plate system for camshaft |
| CN103624721A (en) * | 2013-11-26 | 2014-03-12 | 广西玉柴机器股份有限公司 | Gear-fixing device |
| CN103770048A (en) * | 2013-12-17 | 2014-05-07 | 柳州瑞明威罗动力机械有限公司 | Tool for pressing signal wheel on camshaft |
| CN105127721A (en) * | 2015-08-25 | 2015-12-09 | 江苏百特电器有限公司 | Pressing tool for eccentric wheel of hair clipper motor |
| CN105690065A (en) * | 2016-03-30 | 2016-06-22 | 西北工业大学 | Aircraft panel high-lock bolt pressing-in device |
| CN108000428A (en) * | 2017-12-18 | 2018-05-08 | 天永机械电子（太仓）有限公司 | Camshaft manual press-loading equipment |
| CN108145649A (en) * | 2017-11-28 | 2018-06-12 | 德布森电气（上海）有限公司 | A kind of assembly method of helical gear interference compression bonding apparatus |
| CN108544256A (en) * | 2018-03-21 | 2018-09-18 | 浙江太阳股份有限公司 | A kind of crankshaft-link rod positioning apparatus for circumferential direction |
| CN110076565A (en) * | 2019-06-17 | 2019-08-02 | 深圳市金岷江智能装备有限公司 | Oil pump assembling device |
| CN110883523A (en) * | 2019-12-24 | 2020-03-17 | 安徽华菱汽车有限公司 | Camshaft gear installation device |
| CN111687785A (en) * | 2020-07-06 | 2020-09-22 | 广西玉柴机器股份有限公司 | Guide sliding base structure of camshaft gear and signal panel press-fitting tool |
| CN113245816A (en) * | 2021-06-08 | 2021-08-13 | 江苏飞船股份有限公司 | Multi-process full-automatic gear assembling mechanism |
| CN115106756A (en) * | 2022-06-15 | 2022-09-27 | 东风本田汽车零部件有限公司 | Camshaft pin pressing machine |
| CN115255882A (en) * | 2022-07-19 | 2022-11-01 | 建德市三强实业有限公司 | Hydraulic equipment |
| CN115647805A (en) * | 2022-12-13 | 2023-01-31 | 成都锐来宝科技有限公司 | Assembling device and assembling process for assembling transmission shaft |
-
2006
- 2006-01-26 CN CN 200620109865 patent/CN2880357Y/en not_active Expired - Fee Related
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101456113B (en) * | 2007-12-10 | 2011-07-06 | 广西玉柴机器股份有限公司 | Crank pulley assembly method and guiding tool |
| CN101856785B (en) * | 2009-04-07 | 2012-12-19 | 广西玉柴机器股份有限公司 | Assembly component and assembly method for crankshaft timing gear |
| CN102699872A (en) * | 2012-06-28 | 2012-10-03 | 横店集团联宜电机有限公司 | Tooling for assembling planet carrier subassembly |
| CN102699872B (en) * | 2012-06-28 | 2014-08-13 | 浙江联宜电机股份有限公司 | Tooling for assembling planet carrier subassembly |
| CN103143914A (en) * | 2013-03-14 | 2013-06-12 | 北京北内发动机零部件有限公司 | Automatic pressure pin, choke plug and pressure plate system for camshaft |
| CN103143914B (en) * | 2013-03-14 | 2015-06-17 | 北京北内发动机零部件有限公司 | Automatic pressure pin, choke plug and pressure plate system for camshaft |
| CN103624721A (en) * | 2013-11-26 | 2014-03-12 | 广西玉柴机器股份有限公司 | Gear-fixing device |
| CN103624721B (en) * | 2013-11-26 | 2015-07-01 | 广西玉柴机器股份有限公司 | Gear-fixing device |
| CN103770048A (en) * | 2013-12-17 | 2014-05-07 | 柳州瑞明威罗动力机械有限公司 | Tool for pressing signal wheel on camshaft |
| CN105127721A (en) * | 2015-08-25 | 2015-12-09 | 江苏百特电器有限公司 | Pressing tool for eccentric wheel of hair clipper motor |
| CN105690065A (en) * | 2016-03-30 | 2016-06-22 | 西北工业大学 | Aircraft panel high-lock bolt pressing-in device |
| CN105690065B (en) * | 2016-03-30 | 2018-09-04 | 西北工业大学 | Aircraft target ship high locked bolts press-in device |
| CN108145649A (en) * | 2017-11-28 | 2018-06-12 | 德布森电气（上海）有限公司 | A kind of assembly method of helical gear interference compression bonding apparatus |
| CN108000428A (en) * | 2017-12-18 | 2018-05-08 | 天永机械电子（太仓）有限公司 | Camshaft manual press-loading equipment |
| CN108544256A (en) * | 2018-03-21 | 2018-09-18 | 浙江太阳股份有限公司 | A kind of crankshaft-link rod positioning apparatus for circumferential direction |
| CN110076565A (en) * | 2019-06-17 | 2019-08-02 | 深圳市金岷江智能装备有限公司 | Oil pump assembling device |
| CN110883523A (en) * | 2019-12-24 | 2020-03-17 | 安徽华菱汽车有限公司 | Camshaft gear installation device |
| CN110883523B (en) * | 2019-12-24 | 2024-04-05 | 安徽华菱汽车有限公司 | Camshaft gear mounting device |
| CN111687785B (en) * | 2020-07-06 | 2021-11-16 | 广西玉柴机器股份有限公司 | Guide sliding base structure of camshaft gear and signal panel press-fitting tool |
| CN111687785A (en) * | 2020-07-06 | 2020-09-22 | 广西玉柴机器股份有限公司 | Guide sliding base structure of camshaft gear and signal panel press-fitting tool |
| CN113245816A (en) * | 2021-06-08 | 2021-08-13 | 江苏飞船股份有限公司 | Multi-process full-automatic gear assembling mechanism |
| CN113245816B (en) * | 2021-06-08 | 2022-04-19 | 江苏飞船股份有限公司 | Multi-process full-automatic gear assembling mechanism |
| CN115106756A (en) * | 2022-06-15 | 2022-09-27 | 东风本田汽车零部件有限公司 | Camshaft pin pressing machine |
| CN115106756B (en) * | 2022-06-15 | 2024-02-23 | 东风本田汽车零部件有限公司 | Cam shaft pin pressing machine |
| CN115255882A (en) * | 2022-07-19 | 2022-11-01 | 建德市三强实业有限公司 | Hydraulic equipment |
| CN115255882B (en) * | 2022-07-19 | 2023-11-28 | 建德市三强实业有限公司 | Hydraulic equipment |
| CN115647805A (en) * | 2022-12-13 | 2023-01-31 | 成都锐来宝科技有限公司 | Assembling device and assembling process for assembling transmission shaft |
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