CN111503209A - Shock absorber inflation and necking-in integrated machine - Google Patents
Shock absorber inflation and necking-in integrated machine Download PDFInfo
- Publication number
- CN111503209A CN111503209A CN202010494386.1A CN202010494386A CN111503209A CN 111503209 A CN111503209 A CN 111503209A CN 202010494386 A CN202010494386 A CN 202010494386A CN 111503209 A CN111503209 A CN 111503209A
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- Prior art keywords
- shock absorber
- inflation
- platform
- supporting plate
- necking
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- 239000006096 absorbing agent Substances 0.000 title claims abstract description 71
- 230000035939 shock Effects 0.000 title claims abstract description 71
- 210000004907 gland Anatomy 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/43—Filling or drainage arrangements, e.g. for supply of gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/36—Special sealings, including sealings or guides for piston-rods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/38—Covers for protection or appearance
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses an inflating and closing-up integrated machine for a shock absorber. The method comprises the following steps: the bottom of the support frame is provided with a base, a vertical support plate is arranged on the base, and the upper end of the support plate is provided with a top frame; the bottom tire is arranged on the base and used for fixing the lower end of the shock absorber; the clamping device is arranged at the middle lower part of the supporting plate and is used for fixing the middle part of the shock absorber; the inflation mechanism is arranged above the clamping device and is used for inflating air into the shock absorber inflation hole; the lifting platform is arranged above the inflation mechanism; the press-fitting mechanism is arranged on the lifting platform and used for press-fitting the oil seal and gland assembly into the shock absorber; and the pre-closing mechanism is arranged on the lifting platform and is used for sealing the upper end of the shock absorber. The invention has the beneficial effects that: the shock absorber can be inflated and pre-sealed.
Description
Technical Field
The invention relates to the field of dust prevention of shock absorbers, in particular to an inflating and closing-up integrated machine for a shock absorber.
Background
In modern society, automobiles become indispensable vehicles in people's lives. With the development of science and technology and the improvement of living standard of people, the requirements of people on automobiles are higher and higher, and the importance of the automobiles is self-evident. Safety, comfort, energy conservation and environmental protection are the development direction and the constant theme of automobiles, and are particularly important at present when the traffic accidents in China are increasingly increased, the energy is increasingly in short supply and the environment is increasingly worsened. Electronization, intellectualization, electromotion and reproducibility are effective measures and means for realizing safety, comfort, energy conservation and environmental protection.
The shock absorber is used for accelerating the attenuation of the vibration of the frame and the vehicle body so as to improve the running smoothness and the comfort of the vehicle, and the shock absorber is arranged in a suspension system of most vehicles. When the automobile runs in a severe environment, the cylinder body of the shock absorber can enter sediment, water, dust and other substances, the working performance of the shock absorber is influenced, the service life is prolonged, the problems can be effectively solved by arranging the dustproof gland, but the original shock absorber is inflated and the closing-in machine cannot be applied to the shock absorber due to the fact that the dustproof gland structure is additionally arranged on the shock absorber.
Therefore, a machine capable of realizing inflation and closing of the dustproof inflation shock absorber of the gland becomes the key for solving the problems.
Disclosure of Invention
The invention aims to provide an inflating and closing-up integrated machine of a shock absorber, which can inflate and pre-seal the shock absorber.
In order to achieve the purpose, the invention adopts the following technical scheme that:
the bottom of the support frame is provided with a base, a vertical support plate is arranged on the base, and the upper end of the support plate is provided with a top frame;
the bottom tire is arranged on the base and used for fixing the lower end of the shock absorber;
the clamping device is arranged at the middle lower part of the supporting plate and is used for fixing the middle part of the shock absorber; and
the air inflation mechanism is arranged above the clamping device and is used for inflating air into the air inflation hole of the shock absorber;
the lifting platform is arranged above the inflation mechanism;
the press-fitting mechanism is arranged on the lifting platform and used for press-fitting the oil seal and gland assembly into the shock absorber;
and the pre-closing mechanism is arranged on the lifting platform and is used for sealing the upper end of the shock absorber.
Preferably, the inflation mechanism includes:
the supporting plate is detachably arranged on the supporting plate and is positioned above the clamping device;
the guide rail is horizontally and longitudinally arranged on the upper end surface of the supporting plate;
the sliding block is arranged on the guide rail and matched with the guide rail; and
the rubber inflation head is arranged on the sliding block and used for inflating the inflation port of the shock absorber;
and a piston rod of the pushing cylinder is connected with the rubber inflation head and is used for driving the rubber inflation head to move.
Preferably, a plurality of openings are formed in the supporting plate, mounting holes are formed in the supporting plate, and the openings and the mounting holes are selectively matched.
Preferably, the lifting platform comprises:
a pair of platform lifting cylinders arranged on the top frame;
and the platform is connected with a piston rod of the platform lifting cylinder, and a through hole is formed in the center of the platform and used for fixing and installing the press-fitting mechanism and the pre-closing mechanism.
Preferably, the press-fitting mechanism includes:
a collar beam disposed on the platform;
a double-stroke cylinder provided on an upper beam of the mouth member;
and the upper end of the secondary pressure head is connected with the piston rod of the double-stroke cylinder and penetrates through the through hole, and a cavity for inserting the piston rod of the shock absorber is formed in the center of the secondary pressure head.
Preferably, the pre-closing mechanism includes:
and the upper end of the pre-closing pressure head is fixed at the through hole and positioned at the periphery of the secondary pressure head and used for pre-closing the outer cylinder of the shock absorber.
Preferably, the lower end of the pre-swage head is tapered.
Preferably, the clamping device includes:
a clamping cylinder;
the clamping jaw mounting seat is connected with the piston of the clamping cylinder;
and the clamping jaw assemblies are arranged on the clamping jaw mounting seats in a mirror image mode and are used for clamping or releasing the shock absorber under the driving of the clamping cylinder.
Preferably, the method further comprises the following steps:
the sliding rail is vertically arranged at the upper part of the supporting plate;
and the sliding rail block is connected with the platform and is matched with the sliding rail.
The invention has the beneficial effects that: which is capable of inflating and pre-sealing the shock absorber.
Drawings
FIG. 1 is a front view of an inflation and necking integrated machine of a shock absorber.
Fig. 2 is a left side view of the inflation and necking integrated machine of the shock absorber.
Fig. 3 is a schematic view of the clamping device of the present invention.
Detailed Description
The invention is described in further detail below with reference to the drawings so that those skilled in the art can practice the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 3, in one implementation form of the present invention, to achieve the above object, the present invention adopts the following technical solutions, including:
the support bracket 110 is made of a metal material. The metal support frame comprises a base 111, a support plate 112 and a top frame 113. The base 111 is disposed at the bottom of the supporting frame 110, the supporting plate 112 is vertically disposed on the base 111, and the top frame 113 is disposed at the upper end of the supporting plate 112. Preferably, a diagonal rib 114 is also included. The tilted rib 114 is a trapezoidal plate-shaped structure, and the tilted rib 114 is disposed on the rear end surface of the support plate 112 and is orthogonal to the support plate 112. More preferably, the method further comprises the following steps: a slide rail 115 is vertically disposed at an upper portion of the support plate 112; the slide block 116 is matched with the slide 115.
A bottom tire 120 is provided on the base 111 for fixing the lower end of the damper 2. Preferably, a height adjusting device is provided at a lower end of the bottom tire 120.
A clamping device 130 is provided at a middle lower portion of the support plate 112 for fixing a middle portion of the damper 2. Preferably, the clamping device 130 includes: the clamping cylinder 131 is fixedly arranged on the supporting plate 112; the clamping jaw mounting seat 132 is connected with the piston of the clamping cylinder 131; a pair of jaw assemblies 133 are arranged on the jaw mounting base 132 in a mirror image manner, and are used for clamping or releasing the shock absorber 2 under the driving of the clamping cylinder 131.
The inflating mechanism 140 is disposed above the clamping device 130 and is used for inflating air into the inflating hole of the shock absorber, preferably, the inflating mechanism 140 includes a supporting plate 141 detachably disposed on the supporting plate 112 and located above the clamping device 130, a guide rail 142 horizontally and longitudinally disposed on an upper end surface of the supporting plate 141, a slider 143 disposed on the guide rail 142 and engaged with the guide rail 142, a rubber inflating head 144 disposed on the slider 143 and used for inflating into the inflating hole of the shock absorber 2, a pushing cylinder 145 connected with the rubber inflating head 144 and used for driving the rubber inflating head 144 to move, and preferably, the supporting plate 141 is L-shaped and includes a vertical plate and a horizontal plate, the vertical plate is detachably connected with the supporting plate 112, the horizontal plate is provided with the guide rail 142, further preferably, a plurality of openings 141a are disposed on the vertical plate of the supporting plate 141, a mounting hole is disposed on the supporting plate 112, and the openings 141a and the mounting holes are selectively engaged with the mounting holes and fixedly connected by bolts 146.
The elevating platform 150 is disposed above the inflating mechanism 140. Preferably, the lifting platform comprises: a pair of platform lifting cylinders 151 are provided on the head frame; the platform 152 is connected to a piston rod of the platform lifting cylinder 151, and a through hole is formed in the center of the platform 152 for fixing and installing the press-fitting mechanism 160 and the pre-closing mechanism. Further preferably, the platform 152 is connected to a piston rod of the platform elevating cylinder 151 via a flange.
The press-fitting mechanism 160 is disposed on the liftable platform 150, and is used for press-fitting the oil seal and gland assembly into the shock absorber. Preferably, the press-fitting mechanism 160 includes: the mouth piece beam 161 is arranged on the platform 152; the double-stroke cylinder 162 is arranged on the upper beam of the port beam 161; the upper end of the secondary ram 163 is connected to the piston rod of the double stroke cylinder 162, and passes through the through hole, and a cavity into which the piston rod of the shock absorber is inserted is provided in the center of the secondary ram 163. Preferably, the lower end of the secondary ram 163 mates with a gland assembly.
The pre-closing mechanism is arranged on the lifting platform 150 and is used for sealing the upper end of the shock absorber 2. Preferably, the pre-closing mechanism includes: the upper end of the pre-shrinking pressure head 171 is fixed at the through hole and positioned at the periphery of the secondary pressure head 163, and is used for pre-shrinking the outer cylinder of the shock absorber 2. Preferably, the lower end of the pre-crimp head 171 is tapered. More preferably, the taper of the lower end of the pre-indenter 171 is 45 °
In the using process, the shock absorber 2 with the oil storage cylinder, the working cylinder, the bottom valve assembly, the piston rod and the guider assembled is fixed on the shock absorber inflation closing-up all-in-one machine 1 through the clamping device 130, then the oil seal and gland assembly is placed at the upper end opening of the shock absorber, the double-stroke cylinder 162 is started, and the oil seal and gland assembly is pressed above the shock absorber inflation opening through the secondary pressure head 163. Then, the push cylinder 145 is actuated to move the rubber inflation head 144 to the inflation port on the outer cylinder of the shock absorber for inflation, and the gas enters the reserve cylinder and the working cylinder through the inflation port and the gas inlet on the guide. During inflation, the secondary ram 163 presses against the oil seal and gland assembly, with the position unchanged; after the inflation reaches the set value, the double-stroke cylinder 162 drives the secondary pressure head 163 to press the oil seal and gland assembly downwards again, so that the lower end of the oil seal is abutted to the guider, and the oil seal seals the inflation inlet. The pushing cylinder 145 drives the rubber inflating head 144 to reset, and inflation is completed. Then, the platform lifting cylinder 151 drives the lifting platform 150 to drive the pre-shrinking pressure head 171 to press downwards, and because the lower end of the pre-shrinking pressure head 171 has a taper, in the pressing process, the outer cylinder of the shock absorber forms a pre-shrinking opening which is inwardly folded, and the gland assembly is further fixed in the outer cylinder of the shock absorber.
In another embodiment, the inflating mechanism 140 includes a supporting plate 141 detachably disposed on the supporting plate 112 and located above the clamping device 130, a rail 142 horizontally and longitudinally disposed on an upper end surface of the supporting plate 141, a slider 143 disposed on the rail 142 and engaged with the rail 142, a rubber inflating head 144 disposed on the slider 143 for inflating an inflating port of the shock absorber 2, a push cylinder 145 connected with the rubber inflating head 144 for moving the rubber inflating head 144, the supporting plate 141 preferably being shaped like L and including a vertical plate detachably connected with the supporting plate 112 and a horizontal plate provided with the rail 142, and further preferably, a plurality of openings 141a disposed on the vertical plate of the supporting plate 141, a mounting hole disposed on the supporting plate 112, and the openings 141a being selectively engaged with the mounting hole 146 and fixedly connected thereto by bolts.
In another embodiment, a plurality of openings 141a are formed on the risers of the supporting plate 141, and mounting holes are formed on the supporting plate 112, and the openings 141a are selectively engaged with the mounting holes.
In another embodiment, the lifting platform 150 comprises: a pair of platform lifting cylinders 151 are provided on the head frame; the platform 152 is connected to a piston rod of the platform lifting cylinder 151, and a through hole is formed in the center of the platform 152 for fixing and installing the press-fitting mechanism 160 and the pre-closing mechanism. Preferably, the platform 152 is connected to a piston rod of the platform lifting cylinder 151 via a flange. As a further preference, the platform 152 is slidably disposed on the support plate 112 by a slide block 116.
In another embodiment, the press-fitting mechanism 160 includes: the mouth piece beam 161 is arranged on the platform 152; the double-stroke cylinder 162 is arranged on the upper beam of the port beam 161; the upper end of the secondary ram 163 is connected to the piston rod of the double stroke cylinder 162, and passes through the through hole, and a cavity into which the piston rod of the shock absorber is inserted is provided in the center of the secondary ram 163. Preferably, the lower end of the secondary ram 163 mates with a gland assembly.
In another embodiment, the pre-necking mechanism comprises: and the pre-closing pressure head 171 is fixed at the through hole at the upper end thereof, is positioned on the periphery of the secondary pressure head 163, and is used for pre-closing the outer cylinder of the shock absorber.
In another embodiment, the lower end of the pre-crimp head 171 is tapered. More preferably, the pre-crimp head 171 has a taper of 45 °.
In another embodiment, the clamping device 130 includes: a clamping cylinder; the clamping jaw mounting seat is connected with the piston of the clamping cylinder; and the clamping jaw assemblies are arranged on the clamping jaw mounting seats in a mirror image mode and are used for clamping or releasing the shock absorber under the driving of the clamping cylinder.
In another embodiment, the device further comprises a slide rail 115 vertically arranged on the upper part of the support plate 113; the slide block 116 is connected to the platform 152 and mates with the slide 115.
In conclusion, the inflating and closing all-in-one machine for the shock absorber can inflate and pre-seal the shock absorber.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (9)
1. The utility model provides a close all-in-one is aerifyd to shock absorber which characterized in that includes:
the bottom of the support frame is provided with a base, a vertical support plate is arranged on the base, and the upper end of the support plate is provided with a top frame;
the bottom tire is arranged on the base and used for fixing the lower end of the shock absorber;
the clamping device is arranged at the middle lower part of the supporting plate and is used for fixing the middle part of the shock absorber; and
the air inflation mechanism is arranged above the clamping device and is used for inflating air into the air inflation hole of the shock absorber;
the lifting platform is arranged above the inflation mechanism;
the press-fitting mechanism is arranged on the lifting platform and used for press-fitting the oil seal and gland assembly into the shock absorber;
and the pre-closing mechanism is arranged on the lifting platform and is used for sealing the upper end of the shock absorber.
2. The shock absorber inflation and necking-in all-in-one machine as claimed in claim 1, wherein the inflation mechanism comprises:
the supporting plate is detachably arranged on the supporting plate and is positioned above the clamping device;
the guide rail is horizontally and longitudinally arranged on the upper end surface of the supporting plate;
the sliding block is arranged on the guide rail and matched with the guide rail; and
the rubber inflation head is arranged on the sliding block and used for inflating the inflation port of the shock absorber;
and a piston rod of the pushing cylinder is connected with the rubber inflation head and is used for driving the rubber inflation head to move.
3. The shock absorber inflation and necking-in integrated machine according to claim 2, wherein: the supporting plate is provided with a plurality of openings, the supporting plate is provided with mounting holes, and the openings are selectively matched with the mounting holes.
4. The shock absorber inflation and necking all-in-one machine as claimed in claim 1 or 2, wherein the lifting platform comprises:
a pair of platform lifting cylinders arranged on the top frame;
and the platform is connected with a piston rod of the platform lifting cylinder, and a through hole is formed in the center of the platform and used for fixing and installing the press-fitting mechanism and the pre-closing mechanism.
5. The shock absorber inflation and necking-in integrated machine as claimed in claim 4, wherein the press-fitting mechanism comprises:
a collar beam disposed on the platform;
a double-stroke cylinder provided on an upper beam of the mouth member;
and the upper end of the secondary pressure head is connected with the piston rod of the double-stroke cylinder and penetrates through the through hole, and a cavity for inserting the piston rod of the shock absorber is formed in the center of the secondary pressure head.
6. The shock absorber inflation and necking-in all-in-one machine as claimed in claim 5, wherein the pre-necking mechanism comprises:
and the upper end of the pre-closing pressure head is fixed at the through hole and positioned at the periphery of the secondary pressure head and used for pre-closing the outer cylinder of the shock absorber.
7. The shock absorber inflation and necking-in integrated machine according to claim 6, wherein: the lower end of the pre-shrinking pressure head is provided with a taper.
8. The shock absorber inflation and deflation all-in-one machine as claimed in claim 3, wherein the clamping means comprises:
a clamping cylinder;
the clamping jaw mounting seat is connected with the piston of the clamping cylinder;
and the clamping jaw assemblies are arranged on the clamping jaw mounting seats in a mirror image mode and are used for clamping or releasing the shock absorber under the driving of the clamping cylinder.
9. The shock absorber inflation and necking integrated machine according to claim 4, further comprising:
the sliding rail is vertically arranged at the upper part of the supporting plate;
and the sliding rail block is connected with the platform and is matched with the sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010494386.1A CN111503209B (en) | 2020-06-03 | 2020-06-03 | Vibration damper inflation and closing-in integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010494386.1A CN111503209B (en) | 2020-06-03 | 2020-06-03 | Vibration damper inflation and closing-in integrated machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111503209A true CN111503209A (en) | 2020-08-07 |
| CN111503209B CN111503209B (en) | 2024-02-13 |
Family
ID=71870409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010494386.1A Active CN111503209B (en) | 2020-06-03 | 2020-06-03 | Vibration damper inflation and closing-in integrated machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111503209B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112405430A (en) * | 2020-11-11 | 2021-02-26 | 航天科技控股集团股份有限公司 | Air-charging locking device of automatic press-fitting equipment for pointer of automobile instrument barometer |
| CN112405431A (en) * | 2020-11-11 | 2021-02-26 | 航天科技控股集团股份有限公司 | Locking device in automatic press fitting equipment and using method thereof |
| CN112431890A (en) * | 2020-11-25 | 2021-03-02 | 宁波市百孚车业有限公司 | Oil filling equipment for shock absorber |
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| US20090008845A1 (en) * | 2007-07-04 | 2009-01-08 | Tokai Rubber Industries, Ltd. | Pneumatic actuator for vibration damping device and vibration damping device using the same |
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|---|---|---|---|---|
| CN112405430A (en) * | 2020-11-11 | 2021-02-26 | 航天科技控股集团股份有限公司 | Air-charging locking device of automatic press-fitting equipment for pointer of automobile instrument barometer |
| CN112405431A (en) * | 2020-11-11 | 2021-02-26 | 航天科技控股集团股份有限公司 | Locking device in automatic press fitting equipment and using method thereof |
| CN112431890A (en) * | 2020-11-25 | 2021-03-02 | 宁波市百孚车业有限公司 | Oil filling equipment for shock absorber |
| CN112431890B (en) * | 2020-11-25 | 2022-04-08 | 宁波市百孚车业有限公司 | Oil filling equipment for shock absorber |
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| CN111503209B (en) | 2024-02-13 |
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