CN206966996U - Floating press-loading apparatus - Google Patents
Floating press-loading apparatus Download PDFInfo
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- CN206966996U CN206966996U CN201720821465.2U CN201720821465U CN206966996U CN 206966996 U CN206966996 U CN 206966996U CN 201720821465 U CN201720821465 U CN 201720821465U CN 206966996 U CN206966996 U CN 206966996U
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- pressure head
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Abstract
A kind of floating press-loading apparatus is the utility model is related to, it is characterized in that it includes frame, press fitting power unit, floating guiding axle, guide pin bushing, supporting plate, power unit installing plate, worktable panel, Workpiece clamping device, fixture deck plate, fixed connecting rod, linear bearing, floating connection post, crossbeam, dead block, lift cylinder, keyway guide pin bushing, keyway guide rod, lift connection plate, pressure head, floating attachment, air cylinder support, lock-up cylinder, locking rod connecting plate, locking rod and profiling support block.The utility model is had the advantage that as the stable press fitting of all kinds part, various form workpieces can be achieved, will not the uncontrollable factor such as run-off the straight, deformation when can be pressed workpiece, to improve press fitting success rate is low and the stability of press mounting dimension, conveniently press fitting workpiece can pick and place；Being pressed power unit during press fitting can be with the press fitting state for being pressed change in location and regulation of voluntarily floating, automatically adaptation workpiece；The press fitting of energy different structure shapes.
Description
Technical field
It the utility model is related to a kind of press-loading apparatus, more particularly to a kind of floating press-loading apparatus.
Background technology
Some workpiece in industrial production need first to process a technique on workpiece due to processing technology and requirement
Hole, such as turbine case, according to design requirement need to be pressed on this hole other materials technique blanking cover, silently, pin, conduit, lining
The parts such as set, lining ring, guide pin bushing, to meet the use technological requirement of the manufactured part.
Existing press-loading apparatus includes frame, worktable panel, Workpiece clamping device, fixture deck plate and press fitting power list
Member, worktable panel are arranged in frame, and Workpiece clamping device is arranged on worktable panel by fixture deck plate, and press fitting is dynamic
Power unit is arranged in the frame above Workpiece clamping device, and press fitting power unit is the cylinder with piston rod, oil cylinder or electric cylinders
Deng power unit.
There are two kinds of pressing methods at present：Method one, workpiece directly pass through cylinder, oil cylinder after Workpiece clamping device fixation
Or the power unit such as electric cylinders will be directly pressed into fabrication hole by pressure part, when workpiece is irregular workpiece, this method is being pressed
When, because Workpiece clamping device is to stretch into workpiece central cavity by locating shaft to be supported positioning, when workpiece is pressed reversely branch
When support face and larger centre of location change in size, the uncontrollable factor such as workpiece meeting run-off the straight, deformation, causes to press when being directly pressed
Dress up the defects of power is low, press mounting dimension is unstable；Method two, workpiece is after Workpiece clamping device fixation, because press mounting hole is carried on the back
When face is in vacant state, installs hydraulic support cylinder additional in reverse side and be supported, then work will be pressed into by pressure part by power unit
In skill hole, but because hydraulic support cylinder stroke is very short, support force is little, when workpiece is abnormity or blank geometry complexity,
Also result in and pick and place workpiece inconvenience, be pressed the defects of unstable.
The content of the invention
For disadvantage mentioned above, the purpose of this utility model is to provide a kind of floating press-loading apparatus, and it can be pressed workpiece
The uncontrollable factors such as Shi Buhui run-off the straights, deformation, improving press fitting, success rate is low and the stability of press mounting dimension, can conveniently be pressed
Workpiece picks and places.
Technology contents of the present utility model are a kind of floating press-loading apparatus, it is characterized in that it includes frame, press fitting power list
Member, floating guiding axle, guide pin bushing, supporting plate, power unit installing plate, worktable panel, Workpiece clamping device, fixture deck plate,
Fixed connecting rod, linear bearing, floating connection post, crossbeam, dead block, lift cylinder, keyway guide pin bushing, keyway guide rod, lifting connect
Fishplate bar, pressure head, floating attachment, air cylinder support, lock-up cylinder, locking rod connecting plate, locking rod and profiling support block；
Press fitting power unit is the cylinder with piston rod, oil cylinder or servo electric cylinders；
Worktable panel is fixed on central rack, and fixture deck plate is arranged on worktable panel, and Workpiece clamping device is set
Put on tool deck plate, two linear bearings are vertically mounted on the worktable panel of fixture deck plate both sides, in each linear axis
One floating connection post of middle setting is held, two floating connection post upper ends are fixedly connected with a crossbeam, and two floating connection post lower ends pass through work
Deck plate is simultaneously fixedly connected with a power unit installing plate, and floating company is connected between worktable panel and power unit installing plate
Fitting；
Supporting plate, which is fixedly connected on the downside of worktable panel by fixed connecting rod and supporting plate is in power unit, pacifies
Below loading board, on the supporting plate provided with some guide pin bushings, a floating guiding axle is provided with guide pin bushing, floating guiding axle one end is with moving
It is fixedly connected on the downside of power unit installing plate, the floating guiding axle other end passes perpendicularly through supporting plate；
A press fitting power unit is fixedly connected with the downside of power unit installing plate immediately below Workpiece clamping device, press fitting is dynamic
The piston rod of power unit is upward through power unit installing plate and worktable panel, and pressure head is connected to the piston of press fitting power unit
The front end of bar, the cylinder body for being pressed power unit are fixed on the downside of power unit installing plate and are passed down through supporting plate；
A lift cylinder corresponding with press fitting power unit is fixedly connected with the crossbeam directly over Workpiece clamping device,
A keyway guide pin bushing is respectively equipped with the crossbeam of lift cylinder both sides, a keyway guide rod, keyway guide rod are provided with keyway guide pin bushing
A dead block is fixed in upper end, and keyway lower end of the guide rod passes through crossbeam vertically downward, and a lifting is connected between two keyway lower end of the guide rod and is connected
Fishplate bar, the piston rod front end of lift cylinder are connected with lift connection plate, and profiling support block is connected on the downside of lift connection plate；Locking
Cylinder is fixedly connected on rear side of crossbeam by air cylinder support, and the piston rod front end of lock-up cylinder is fixedly connected with locking rod connection
Plate, is provided with two locking rods on locking rod connecting plate, and corresponding locking rod is provided with locking hole on crossbeam and keyway guide rod.
In above-mentioned floating press-loading apparatus, floating attachment is cylinder or flexible member with piston rod.
In above-mentioned floating press-loading apparatus, the shape of profiling support block is corresponding with the shape of work piece interface.
Because fabrication hole has machining deviation in process, in order to make to be pressed part to be smoothly pressed into fabrication hole,
Above-mentioned floating press-loading apparatus also includes a pressure head floating installation, and pressure head floating installation is arranged on the piston rod of press fitting power unit
Front end, pressure head are arranged on pressure head floating installation；Pressure head floating installation includes bottom plate, connecting pole, connection pressing plate, pressure head installation
Plate, return positive elastomer and stop collar；Bottom plate is fixedly connected on stop collar bottom, and connection pressing plate is fixedly installed on the limit above bottom plate
In the set of position, pressure head installing plate is arranged in stop collar top, is floated on the outside of pressure head installing plate between stop collar inner side provided with circumference
Dynamic gap, several connecting poles are circumferentially uniformly arranged between connection pressing plate and pressure head installing plate, connecting pole upper end and pressure head
Installing plate is fixedly connected, and connecting pole lower end is provided with a translational gap on the downside of connecting pole through pressing plate is connected between connection pressing plate,
Connecting pole lower end, which is provided with one, can catch on the projection of connection pressing plate bottom, mobile space is provided between projection lower end and bottom plate, every
A time positive elastomer is set by individual connecting pole, positive elastomer upper end is gone back to and is connected with pressure head installing plate, go back to positive elastomer lower end and company
Connect pressing plate connection.
In above-mentioned pressure head floating installation on the outside of pressure head installing plate and on the inside of stop collar between circumference flying height for 1~
5mm, 1~5mm of translational gap between connecting pole downside and connection pressing plate, the mobile space between projection lower end and bottom plate are
0.1~1mm.
Possessed advantage is the utility model compared with prior art：The utility model can realize all kinds part,
The stable press fitting of various form workpieces, when can be pressed workpiece will not the uncontrollable factor such as run-off the straight, deformation, improve be pressed into
Power is low and the stability of press mounting dimension, conveniently press fitting workpiece can pick and place；Being pressed power unit during press fitting can be with press fitting position
Put the press fitting state of change and regulation of voluntarily floating, automatically adaptation workpiece.The pressure assembling force that is acted on during press fitting on workpiece with
Reverse support force applies for same power unit, workpiece uniform force；The utility model meets different structure shapes
Press fitting, wide adaptability.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 left view.
Fig. 3 is the structural representation of pressure head floating installation in the utility model.
Fig. 4 is Fig. 3 top view.
Embodiment
As depicted in figs. 1 and 2, a kind of floating press-loading apparatus, it is characterized in that it includes frame 1, press fitting power unit 2, floated
Action-oriented axle 3, guide pin bushing 4, supporting plate 5, power unit installing plate 6, worktable panel 7, Workpiece clamping device 8, fixture deck plate
9th, fixed connecting rod 10, linear bearing 11, floating connection post 12, crossbeam 13, dead block 14, lift cylinder 15, keyway guide pin bushing 16,
Keyway guide rod 17, lift connection plate 18, pressure head 19, floating attachment 20, air cylinder support 21, lock-up cylinder 22, locking rod connection
Plate 23, locking rod 24, profiling support block 25 and pressure head floating installation 26；Press fitting power unit 2 is servo electric cylinders, floating attachment
20 be cylinder；
Worktable panel 7 is fixed on central rack 1, and fixture deck plate 9 is arranged on worktable panel 7, Workpiece clamping dress
8 to be put to be arranged on tool deck plate 9, two linear bearings 11 are vertically mounted on the worktable panel 7 of the both sides of fixture deck plate 9,
One floating connection post 12 is set in each linear bearing 11, and the upper end of two floating connection posts 12 is fixedly connected with a crossbeam 13, and two is floating
The lower end of dynamic connecting pole 12 is through worktable panel 7 and is fixedly connected with a power unit installing plate 6, worktable panel 7 and power
A floating attachment is connected between unit installing plate 6；
The surrounding of supporting plate 5 is fixedly connected on the downside of worktable panel 7 by fixed connecting rod 10 and supporting plate 5 is in dynamic
The lower section of power unit installing plate 6, some guide pin bushings 4 are provided with supporting plate 5, a floating guiding axle 3 is provided with guide pin bushing 4, are floated
The one end of the axis of guide 3 is fixedly connected with the downside of power unit installing plate 6, and the other end of floating guiding axle 3 passes perpendicularly through supporting plate 5；
The downside of power unit installing plate 6 immediately below Workpiece clamping device 8 is fixedly connected with a press fitting power unit 2, presses
The piston rod of dress power unit 2 is upward through power unit installing plate 6 and worktable panel 7, and pressure head 19 is floated by pressure head and filled
The front end of 26 piston rods for being connected to press fitting power unit 2 is put, the cylinder body of press fitting power unit 2 is fixed on power unit installing plate
6 downsides are simultaneously passed down through supporting plate 5；
A lifting corresponding with press fitting power unit 2 is fixedly connected with the crossbeam 13 directly over Workpiece clamping device 8
Cylinder 15, a keyway guide pin bushing 16 is respectively equipped with the crossbeam 13 of the both sides of lift cylinder 15, a key is provided with keyway guide pin bushing 16
A dead block 14 is fixed in groove guide rod 17, the upper end of keyway guide rod 17, and the lower end of keyway guide rod 17 passes through crossbeam 13, two keyways vertically downward
A lift connection plate 18 is connected between the lower end of guide rod 17, the piston rod front end of lift cylinder 15 is connected with lift connection plate 18, is imitated
Shape support block 25 is connected to the downside of lift connection plate 18；After lock-up cylinder 22 is fixedly connected on crossbeam 13 by air cylinder support 21
Side, the piston rod front end of lock-up cylinder 22 are fixedly connected with a locking rod connecting plate 23, and two locks are provided with locking rod connecting plate 23
Only bar 24, corresponding locking rod 24 are provided with locking hole 27 on crossbeam and keyway guide rod.
As shown in Figure 3 and Figure 4, pressure head floating installation 26 includes bottom plate 26.1, connecting pole 26.2, connection in the utility model
Pressing plate 26.3, pressure head installing plate 26.4, return positive elastomer 26.5 and stop collar 26.6；It is spring to return positive elastomer 26.5；Bottom plate
26.1 are fixedly connected on the bottom of stop collar 26.6, and connection pressing plate 26.3 is fixedly installed on the stop collar 26.6 of the top of bottom plate 26.1
Interior, pressure head installing plate 26.4 is arranged in the top of stop collar 26.6, the outside of pressure head installing plate 26.4 and the inner side of stop collar 26.6
Between 26.7,3 connecting poles 26.2 of circumference flying height provided with 2mm be circumferentially uniformly arranged on connection pressing plate 26.3 and pressure head and pacify
Between loading board 26.4, the upper end of connecting pole 26.2 is fixedly connected with pressure head installing plate 26.4, and the lower end of connecting pole 26.2 is pressed through connection
Plate 26.3,2mm translational gap 26.11, the lower end of connecting pole 26.2 are provided between the downside of connecting pole 26.2 and connection pressing plate 26.3
Provided with a projection 26.2.1 that can catch on connection pressing plate 26.3 bottom, it is provided between projection 26.2.1 lower ends and bottom plate 26.1
0.2mm mobile space 26.8, a positive elastomer 26.5 is obliquely installed by each connecting pole 26.2, returns positive elastomer 26.5
Upper end is connected with pressure head installing plate 26.4, is gone back to the positive lower end of elastomer 26.5 and is connected with being connected pressing plate 26.3；At the center of bottom plate 26.1
Provided with piston lever attachment hole 26.9, pressure head connecting hole 26.10 is provided with the center of pressure head installing plate 26.4.
Operation principle of the present utility model is the rod chamber inner air pressure of floating attachment 20 is remained constant,
Air pressure in the rod chamber of floating attachment 20 just offset unit installing plate 6 and corresponding to unit installing plate 6 can connect
Part weight, floating attachment 20 and unit installing plate 6 is produced one and be connected equilibrant force, floating attachment 20 and
Unit installing plate 6 produces a balance link position；
Turbine shell workpiece 30 is positioned on Workpiece clamping device 8, the locating shaft 8.1 of Workpiece clamping device 8 inputs turbine
In the central cavity of shell workpiece 30；It will be placed on by pressure part 31 on pressure head 19, and then start lift cylinder 15, make lift cylinder
15 piston rod stretches out and drives profiling support block 25 to be moved close to workpiece 30 by lift connection plate, when profiling support block 25
Between turbine shell workpiece 30 during 5~8mm of distance, lift cylinder 15 is stopped, and lock-up cylinder 22 starts, lock-up cylinder 22
Piston rod stretches out and two locking rods 24 is inserted crossbeam 13 respectively by locking rod connecting plate 23 corresponding with keyway guide rod 17
In locking hole 27；
The piston rod of press fitting power unit 2 stretches out and will be sent to by pressure head floating installation 26 and pressure head 19 by pressure part 31
At the press mounting hole of turbine shell workpiece 30 and it is gradually pressed at press mounting hole, the pressure increase exported with press fitting power unit 2 is simultaneously
After the connection equilibrant force between floating attachment 20 and unit installing plate 6, unit installing plate 6 can drive floating attachment 20
Piston rod along press fitting power unit 2 piston rod stretch out direction opposite direction move, while unit installing plate 6 pass through float connect
Connecing post 12 drives crossbeam 13 to move down, and crossbeam 13 drives profiling support block 25 by lift cylinder 15 and lift connection plate 18 again
Move down and profiling support block 25 is completely attached to workpiece, the press fitting piston rod of power unit 2 continues to stretch out, and pressure is increased until handle
By pressure, 0 31 are fully pressed into the press mounting hole of turbine shell workpiece 30；After press fitting terminates, the piston rod contracting of press fitting power unit 2
Return, the pressure that dress power unit 2 exports is gradually reduced, and is put down when less than the connection between floating attachment 20 and unit installing plate 6
After the power that weighs, the piston rod of floating attachment 20 can be with piston rod retracted orientation of the moving cell installing plate 6 along press fitting power unit 2
Opposite direction motion reaches original balance link position until floating attachment 20 and unit installing plate 6.
The operation principle of pressure head floating installation 26 is that the front end for being pressed the piston rod of power unit 2 is connected by piston rod
Hole 26.9 is fixedly connected with the lower section of bottom plate 26.1, and pressure head 19 is fixedly connected on pressure head installing plate by pressure head connecting hole 26.10
On 26.4；Normal condition keeps concentric returning positive elastomer 26.5 and act on push-down head installing plate 26.4 with bottom plate 26.1, during press fitting
When being contacted by pressure part 31 with the press mounting hole of turbine shell workpiece 30, if by the press mounting hole of pressure part 31 and turbine shell workpiece 30 not
With one heart, pressure head 19 can receive a side force, and pressure head installing plate 26.4 can be together with connecting pole 26.2 along side force force direction
It is mobile, pressure head 19 is realized the free floating of plane, so that it is concentric by the press mounting hole of pressure part 31 and turbine shell workpiece 30, when
When pressure head installing plate 26.4 contacts with bottom plate 26.1, reach its maximum amount of floating；When be pressed continue when, connecting pole 26.2 can be to
Lower compression, until the projection 26.2.1 of connecting pole 26.2 contacts with bottom plate 26.1, now pressure assembling force is transmitted by connecting pole 26.2
Onto the pressure head 19 of pressure head installing plate 26.4, so as to which the press mounting hole of turbine shell workpiece 30 will be pressed into by pressure part 31；When press fitting is outer
When power is cancelled, in the case where returning the active force of positive elastomer 26.5, pressure head installing plate 26.4 can return to original state again.
Claims (6)
- A kind of 1. floating press-loading apparatus, it is characterized in that it includes frame, press fitting power unit, floating guiding axle, guide pin bushing, support Plate, power unit installing plate, worktable panel, Workpiece clamping device, fixture deck plate, fixed connecting rod, linear bearing, floating Connecting pole, crossbeam, dead block, lift cylinder, keyway guide pin bushing, keyway guide rod, lift connection plate, pressure head, floating attachment, cylinder Support, lock-up cylinder, locking rod connecting plate, locking rod and profiling support block；Press fitting power unit is the cylinder with piston rod, oil cylinder or servo electric cylinders；Worktable panel is fixed on central rack, and fixture deck plate is arranged on worktable panel, and Workpiece clamping device is arranged on On fixture deck plate, two linear bearings are vertically mounted on the worktable panel of fixture deck plate both sides, in each linear bearing One floating connection post of middle setting, two floating connection post upper ends are fixedly connected with a crossbeam, and two floating connection post lower ends pass through workbench Panel is simultaneously fixedly connected with a power unit installing plate, and a floating connection is connected between worktable panel and power unit installing plate Part；Supporting plate is fixedly connected on the downside of worktable panel by fixed connecting rod and supporting plate is in power unit installing plate Lower section, on the supporting plate provided with some guide pin bushings, a floating guiding axle, floating guiding axle one end and power list are provided with guide pin bushing It is fixedly connected on the downside of first installing plate, the floating guiding axle other end passes perpendicularly through supporting plate；A press fitting power unit is fixedly connected with the downside of power unit installing plate immediately below Workpiece clamping device, is pressed power list The piston rod of member is upward through power unit installing plate and worktable panel, and pressure head is connected to the piston rod of press fitting power unit Front end, the cylinder body for being pressed power unit are fixed on the downside of power unit installing plate and are passed down through supporting plate；A lift cylinder corresponding with press fitting power unit is fixedly connected with the crossbeam directly over Workpiece clamping device, is being risen A keyway guide pin bushing is respectively equipped with the crossbeam of sending down abnormally ascending cylinder both sides, a keyway guide rod, keyway guide rod upper end are provided with keyway guide pin bushing A dead block is fixed, keyway lower end of the guide rod passes through crossbeam, a lift connection plate is connected between two keyway lower end of the guide rod vertically downward, The piston rod front end of lift cylinder is connected with lift connection plate, and profiling support block is connected on the downside of lift connection plate；Lock-up cylinder It is fixedly connected on by air cylinder support on rear side of crossbeam, the piston rod front end of lock-up cylinder is fixedly connected with a locking rod connecting plate, Locking rod connecting plate is provided with two locking rods, and corresponding locking rod is provided with locking hole on crossbeam and keyway guide rod.
- A kind of 2. floating press-loading apparatus according to claim 1, it is characterized in that floating attachment is the cylinder with piston rod Or flexible member.
- A kind of 3. floating press-loading apparatus according to claim 1, it is characterized in that the shape of profiling support block contacts with workpiece The shape in face is corresponding.
- A kind of 4. floating press-loading apparatus according to claim 1, it is characterized in that it also includes a pressure head floating installation, pressure head Floating installation is arranged between the piston rod and pressure head of press fitting power unit；Pressure head floating installation includes bottom plate, connecting pole, connection Pressing plate, pressure head installing plate, return positive elastomer and stop collar；Bottom plate is fixedly connected on stop collar bottom, connection pressing plate fixed setting In the stop collar above bottom plate, pressure head installing plate is arranged in stop collar top, on the outside of pressure head installing plate and on the inside of stop collar Between be provided with circumference flying height, several connecting poles are circumferentially uniformly arranged between connection pressing plate and pressure head installing plate, even Connect post upper end to be fixedly connected with pressure head installing plate, connecting pole lower end passes through connection pressing plate, between connecting pole downside and connection pressing plate Provided with a translational gap, connecting pole lower end, which is provided with one, can catch on the projection of connection pressing plate bottom, be set between projection lower end and bottom plate There is mobile space, a positive elastomer is set by each connecting pole, go back to positive elastomer upper end and be connected with pressure head installing plate, Hui Zheng Elastomer lower end is with being connected pressing plate connection.
- A kind of 5. floating press-loading apparatus according to claim 4, it is characterized in that on the outside of pressure head installing plate and on the inside of stop collar Between circumference flying height be 1~5mm, 1~5mm of translational gap on the downside of connecting pole between connection pressing plate, projection lower end Mobile space between bottom plate is 0.1~1mm.
- A kind of 6. floating press-loading apparatus according to claim 4, it is characterized in that it is flexible member to return positive elastomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720821465.2U CN206966996U (en) | 2017-07-08 | 2017-07-08 | Floating press-loading apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720821465.2U CN206966996U (en) | 2017-07-08 | 2017-07-08 | Floating press-loading apparatus |
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| Publication Number | Publication Date |
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| CN206966996U true CN206966996U (en) | 2018-02-06 |
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ID=61406475
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| CN201720821465.2U Active CN206966996U (en) | 2017-07-08 | 2017-07-08 | Floating press-loading apparatus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331343A (en) * | 2020-04-10 | 2020-06-26 | 大连京丰机械制造有限公司 | Be applied to automatic centering device of pressure equipment |
| CN111716481A (en) * | 2020-06-22 | 2020-09-29 | 范彩霞 | Sauce rake making devices for wood working |
| CN112975801A (en) * | 2021-04-30 | 2021-06-18 | 广东鸿图武汉压铸有限公司 | Pressing device and pin pressing device for workpiece with notch |
| CN116900670A (en) * | 2023-09-13 | 2023-10-20 | 重汽(济南)车桥有限公司 | Vehicle hub bolt press-fitting device and press-fitting process |
| CN118699747A (en) * | 2024-08-29 | 2024-09-27 | 浙江华朔科技股份有限公司 | A press-fit device for assembling new energy vehicle workpieces |
-
2017
- 2017-07-08 CN CN201720821465.2U patent/CN206966996U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331343A (en) * | 2020-04-10 | 2020-06-26 | 大连京丰机械制造有限公司 | Be applied to automatic centering device of pressure equipment |
| CN111716481A (en) * | 2020-06-22 | 2020-09-29 | 范彩霞 | Sauce rake making devices for wood working |
| CN112975801A (en) * | 2021-04-30 | 2021-06-18 | 广东鸿图武汉压铸有限公司 | Pressing device and pin pressing device for workpiece with notch |
| CN116900670A (en) * | 2023-09-13 | 2023-10-20 | 重汽(济南)车桥有限公司 | Vehicle hub bolt press-fitting device and press-fitting process |
| CN116900670B (en) * | 2023-09-13 | 2024-01-23 | 重汽(济南)车桥有限公司 | Vehicle hub bolt press-fitting device and press-fitting process |
| CN118699747A (en) * | 2024-08-29 | 2024-09-27 | 浙江华朔科技股份有限公司 | A press-fit device for assembling new energy vehicle workpieces |
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