CN205483526U - A experimental exemplar installation mechanism for footboard rigidity comprehensive properties is experimental - Google Patents
A experimental exemplar installation mechanism for footboard rigidity comprehensive properties is experimental Download PDFInfo
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- CN205483526U CN205483526U CN201620110823.4U CN201620110823U CN205483526U CN 205483526 U CN205483526 U CN 205483526U CN 201620110823 U CN201620110823 U CN 201620110823U CN 205483526 U CN205483526 U CN 205483526U
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- gantry
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- workpiece mounting
- test
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Abstract
The utility model discloses an experimental exemplar installation mechanism for footboard rigidity comprehensive properties is experimental, the position of left -right control style piece anchor clamps about it is convenient for. Including the portal frame, install gliding longmen workpiece setting board and the upper and lower gliding actuating mechanism of drive longmen workpiece setting board from top to bottom on the portal frame, the anchor clamps of fixation test exemplar on the workpiece setting board of longmen.
Description
Technical field
This utility model relates to deck experimental technique field, particularly relates to a kind of for deck
The test exemplar installing mechanism of comprehensive performance test.
Background technology
During using for guarantee motor vehicles Life cycle, critical piece is safe and reliable, in each portion
It is required to carry out structural strength before part general assembly and durability degree uses test.Pedal uses as vehicle operation
In the instruction of direct manual control send parts, its rigidity combination property directly influences throttle, Brake Energy
No normal use, and then affect the safety during motor-driven vehicle going.Therefore will want before producing
Pedal is carried out rigidity comprehensive performance test.The existing test sample for deck comprehensive performance test
Part installing mechanism passes through screw hole, screw-fixing-type sample piece clamp, very laborious and upper and lower when fixture is installed
Adjust highly difficult with left and right.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of comprehensive for deck
Closing the test exemplar installing mechanism of performance test, it is easy to the position of adjustment type sample piece clamp up and down.
The purpose of this utility model is achieved in that
A kind of test exemplar installing mechanism for deck comprehensive performance test, including portal frame, institute
State to be provided with on portal frame and can slide up and down on gantry workpiece mounting plate and driving gantry workpiece mounting plate
The drive mechanism of lower slider, the fixture of fixation test exemplar on the workpiece mounting plate of described gantry.
Further, described portal frame includes gantry base plate, and described gantry base plate is installed two columns II,
Two installation gantry, column II upper end upper substrates.
In order to realize the electric up-down of gantry workpiece mounting plate, it is preferable that described drive mechanism includes gantry
The stepping motor II installed on upper substrate, stepping motor II the lifting ball screw II driven, with
And the lifting nut seat II being arranged on the workpiece mounting plate of gantry, described lifting ball screw II and lifting spiral shell
Female seat II threaded engagement.
In order to realize the speed change to lifting ball screw II, it is preferable that described gantry upper substrate is provided with flat
Row is in the lifting bearing mounting plate of gantry upper substrate, and described lifting bearing mounting plate is supported by lifting
Plate is supported in gantry upper substrate, and stepping motor II, lifting shaft are installed in the lower section of lifting bearing mounting plate
Bearing installing plate be arranged over active synchronization belt wheel, passive and synchronous belt wheel, described stepping motor II
Rotating shaft drives active synchronization belt wheel through lifting bearing mounting plate, and described lifting ball screw II passes through axle
Hold, bearing block is supported in passive and synchronous belt wheel described in lifting bearing mounting plate and is fixed on lifting ball screw
On II, active synchronization belt wheel drives passive and synchronous belt wheel by Timing Belt.
In order to realize the accurate guiding that gantry workpiece mounting plate is slided up and down, it is preferable that described gantry work
The both sides of part installing plate arrange lift slide II, and described lift slide II is provided with two column II opposite sides
Lifting line slideway coordinates, and makes gantry workpiece mounting plate can slide up and down along two columns II.
In order to adjust the position up and down of gantry workpiece mounting plate, it is preferable that described gantry workpiece is installed
Plate is provided with crisscross T-slot, and on the workpiece mounting plate of gantry, each longitudinal T-slot is perpendicular to each horizontal stroke
To T-slot, described fixture coordinates T-slot on the workpiece mounting plate of gantry by T-shaped slide block, makes
Horizontal, the lengthwise position of fixture all can adjust, and described fixture is provided with the spiral shell for locking chucking position
Nail.
Preferably, the both sides of described gantry workpiece mounting plate are respectively fixed with gantry latch, and described two stand
It is respectively equipped with gantry locking strip on the front end face of post II, each gantry latch is respectively provided with gantry locking T
Type block is locked T-slot with the gantry on the locking strip of gantry and is coordinated, and is formed and glides on the workpiece mounting plate of gantry
Dynamic guiding, described gantry latch, gantry are locked T-shaped piece of upper setting and are perpendicular to the tight of gantry latch
Determine screw, for locking the position of gantry workpiece mounting plate.
Owing to have employed technique scheme, this utility model has the advantages that
1. being the relation of power and part deformation due to rigidity device measuring, therefore the rigidity of equipment self is very
Always, the precision of test is directly influenced.The rigidity of gantry structure is more a lot of than the rigidity of existing design,
Improve the precision of test.
2. the own wt of tested part and fixture is the most heavier, and former screw connected mode operator installs
The most more difficulty and position adjustment is the most highly difficult.Currently designed, lift adjustment has lifting motor to realize.
Gantry workpiece mounting plate can be preferably minimized place when first installation, facilitate the first installation of operator.
Certainly tested part upper-lower position in experimentation adjusts and can control to adjust by upper and lower motor, part
Left and right adjust and just rely on the T-slot on the workpiece mounting plate of gantry to be adjusted.Tested part was installed in the past
On equipment, need 2 people, now only need 1 people.After installing, both sides, gantry are designed with T-shaped
Locking slot, is locked, before experiment, the position that can effectively lock gantry workpiece mounting plate.
Accompanying drawing explanation
Fig. 1 is use schematic diagram of the present utility model；
Fig. 2 is the schematic top plan view of Fig. 1；
Fig. 3 is the left view schematic diagram of Fig. 1；
Fig. 4 is the structural representation of longitudinal load maintainer；
Fig. 5 is the schematic top plan view of Fig. 4；
Fig. 6 is the left view schematic diagram of Fig. 4；
Fig. 7 is the A-A cross-sectional schematic of Fig. 4；
Fig. 8 is the structural representation of horizontal load maintainer；
Fig. 9 is the schematic top plan view of Fig. 8；
Figure 10 is that the right side of Fig. 8 regards schematic diagram；
Figure 11 is structural representation of the present utility model；
Figure 12 is the schematic top plan view of Figure 11；
Figure 13 is the left view schematic diagram of Figure 11；
Figure 14 is the B-B cross-sectional schematic of Figure 11.
Detailed description of the invention
See Figure 11 to Figure 14, for the test exemplar installing mechanism for deck comprehensive performance test
A kind of preferred embodiment, including portal frame, described portal frame includes gantry base plate 410, at the bottom of described gantry
Two columns II 406, two installation gantry, column II 406 upper end upper substrates 411 are installed on plate 410.Described dragon
It is provided with on door frame and can slide up and down gantry workpiece mounting plate 401 and drive gantry workpiece mounting plate 401
The drive mechanism slided up and down, described drive mechanism includes that the stepping installed on gantry upper substrate 411 is electronic
Machine II 413, stepping motor II 413 the lifting ball screw II 417 driven, and it is arranged on gantry work
Lifting nut seat II on part installing plate 401, described lifting ball screw II 417 and lifting nut seat II spiral shell
Stricture of vagina coordinates.The fixture 422 of fixation test exemplar 500 on described gantry workpiece mounting plate 401.
Described gantry upper substrate 411 is provided with the lifting bearing mounting plate being parallel to gantry upper substrate 411
415, described lifting bearing mounting plate 415 is supported in gantry upper substrate 411 by lifting gripper shoe 412,
Stepping motor II 413 is installed in the lower section of lifting bearing mounting plate 415, lifts bearing mounting plate 415
Be arranged over active synchronization belt wheel 414, passive and synchronous belt wheel 421, described stepping motor II 413
Rotating shaft drives active synchronization belt wheel 414, described lifting ball screw II through lifting bearing mounting plate 415
417 are supported in passive and synchronous band described in lifting bearing mounting plate 415 by bearing 417, bearing block 417
Wheel 421 is fixed on lifting ball screw II 417, and active synchronization belt wheel 414 is driven by Timing Belt 416
Passive and synchronous belt wheel 421, slows down.
The both sides of described gantry workpiece mounting plate 401 arrange lift slide II 408, described lift slide II 408
The lifting line slideway 402 being provided with two column II 406 opposite sides coordinates, and makes gantry workpiece mounting plate 401
Can slide up and down along two columns II 406.The both sides of described gantry workpiece mounting plate 401 are respectively fixed with gantry
Latch 403, the front end face of described two columns II 406 is respectively equipped with gantry locking strip 405, each gantry
Be respectively provided with on latch 403 gantry lock T-shaped piece 404 with gantry locking strip 405 on gantry locking T
Type slot fit, the guiding that gantry workpiece mounting plate 401 is slided up and down by formation, described gantry latch 403,
Gantry is locked and is arranged the holding screw 409 being perpendicular to gantry latch 403 on T-shaped piece 404, is used for locking
The position of gantry workpiece mounting plate 401.
Described gantry workpiece mounting plate 401 is provided with crisscross T-slot, gantry workpiece mounting plate 401
Upper each longitudinal T-slot is perpendicular to each horizontal T-slot, and described fixture 422 is coordinated by T-shaped slide block
T-slot on gantry workpiece mounting plate 401, makes horizontal, the lengthwise position of fixture 422 all can adjust
Whole, described fixture 422 is provided with the screw for locking fixture 422 position.
When carrying out deck comprehensive performance test, also need to include base 100, and be arranged on base
Longitudinal load maintainer 200, horizontal load maintainer 300, described test exemplar installing mechanism 400 is used for installing
Test exemplar 500, described longitudinal load maintainer 200 is used for test exemplar 500 is applied longitudinal loading, institute
State horizontal load maintainer 300 for test exemplar 500 is applied transverse load.
See Fig. 1 to Fig. 3, use schematic diagram of the present utility model, including base 100, and be arranged on
Longitudinal load maintainer 200 on base, horizontal load maintainer 300, test exemplar installing mechanism 400, institute
State test exemplar installing mechanism 400 for installation test exemplar 500, described longitudinal load maintainer 200 is used for
Test exemplar 500 applies longitudinal loading, and described horizontal load maintainer 300 is for test exemplar 500
Apply transverse load.
Seeing Fig. 1 to Fig. 3, described base 100 is T-slot platform, on the upper surface of described base 100
Being provided with T-slot 101, described longitudinal load maintainer 200, horizontal load maintainer 300, test exemplar are installed
Mechanism 400 is coordinated in the T-slot 101 of base by T-shaped slide block respectively, make longitudinal load maintainer 200,
Laterally load maintainer 300, horizontal, the lengthwise position of test exemplar installing mechanism 400 all can adjust.The end
Seat 100 uses Plate Welding to form.Upper substrate and lower member is made to be formed by connecting by screw so that it is to obtain
High rigidity.Only need 2 people can complete the adjustment of other mechanisms on base 100.
Seeing Fig. 4 to Fig. 7, described longitudinal load maintainer 200 includes rotating disk I 206, described rotating disk I 206
Being provided with two columns I 207, the opposite sides of described two columns I 207 is respectively provided with lifting line slideway I
223, the lifting line slideway I 223 of each column I 207 is respectively cooperating with being provided with lift slide I 224,
Make each lift slide I 224 can slide up and down along corresponding column I 207, described two lift slides I 224
Opposite sides be respectively provided with rotary shaft 220, between described two columns I 207, servoBcylinder installing plate I is set
209, described servoBcylinder installing plate I 209 is installed the electricity for test exemplar 500 applies longitudinal loading
Moving servoBcylinder I 210, swivel plate 222 is fixed at the two ends, left and right of described servoBcylinder installing plate I 209 respectively,
Described swivel plate 222 is circumferentially fixed with rotary shaft 220.
The opposite sides of described two lift slides I 224 fixes rotating disk II 208, rotating disk II 208 and two liters respectively
Fall slide I 224 arranges liner plate 218, and described rotating disk II 208 is provided with axial bore, logical in axial bore
Crossing bearing block 219 and arrange bearing 221, described rotary shaft 220 is supported in bearing 221, described electrical servo
Cylinder I 210 is provided with lock-screw II, described rotating disk II 208 arranges arcuate groove and coordinates with lock-screw II,
Forming the guiding rotating electric servo cylinder I 210, the screw rod end of this lock-screw II passes rotating disk II 208
The arcuate groove that is provided with and with electric servo cylinder I 210 threaded engagement, be used for locking electric servo cylinder I 210
Position.
Described longitudinal load maintainer 200 also includes the first substrate 201 being arranged on base 100, described
One substrate 201 is provided with the translated linear guide rail I 203 along base 100 horizontal expansion, described first substrate
201 are provided with supporting plate 205, and the translation slide I 204 that described supporting plate 205 is arranged by lower section is straight with translation
Line guide rail I 203 coordinates, and makes supporting plate 205 can slide along translated linear guide rail I 203, described rotating disk I 206
It is rotatably supported at supporting plate 205, in the present embodiment, described supporting plate 205 is provided with vertically by bearing
The rotating shaft 217 in direction, described rotating disk I 206 is circumferentially fixed in rotating shaft 217, and described supporting plate 205 sets
There is at least one lock-screw I, described rotating disk I 206 arranges arcuate groove and coordinates with lock-screw I, shape
The guiding that rotating disk I 206 rotates in pairs, the lower end of described lock-screw I is through the arc on rotating disk I 206
Groove and with supporting plate 205 threaded engagement, for locking the position of rotating disk I 206, on described first substrate 201
It is provided with translation screw rodb base I 226, described translation screw rodb base I 226 is rotatably supported by bearing translation rolling
Ballscrew I 227, arranges translational nut seat I 216, described translational nut seat I below described supporting plate 205
216 with translation ball screw I 227 threaded engagement, formed feed screw nut's structure, translate ball screw I 227
One end driving means I 225 is set, in the present embodiment, described driving means I 225 use handwheel.Institute
State and on first substrate 201, be additionally provided with the locking strip 202 being provided with along base 100 horizontal expansion, described locking strip
202 are provided with T-slot, arrange T-shaped piece and join with the T-slot on locking strip 202 below described supporting plate 205
Close, form the position locking on supporting plate 205 vertical direction.
Lifting motor plate 212 is installed on one root post I 207, described lifting motor plate 212 is installed step
Enter motor I 211, corresponding column I 207 is provided with elevating screw seat I 213, described elevating screw
On seat I 213, rotatable support lifts ball screw I 214, the upper end of described lifting ball screw I 214
Connecting stepping motor I 211, the lower end threaded engagement of described lifting ball screw I 214 has lifting nut
Seat I 215, forms leading screw and nut mechanism, the lift slide I 224 on corresponding column I 207 and lifting spiral shell
Female seat I 215 is fixing to be connected, and makes stepping motor I 211 lifting can be driven sliding by leading screw and nut mechanism
Seat I 224 slides up and down.In the present embodiment, described lift slide I 224 leads to corresponding rotating disk II 208
Cross the fixing connection of connecting plate.
Seeing Fig. 8 to Figure 10, described horizontal load maintainer 300 includes servoBcylinder installing plate II 302, and this is watched
Take the second electric servo cylinder installed on cylinder installing plate II 302 for test exemplar 500 being applied transverse load
301.Described horizontal load maintainer 300 also includes the second substrate 304 being arranged on base 100, described
Second substrate 304 is provided with the translated linear guide rail II 307 along base 100 longitudinal extension, described servoBcylinder
The translation slide II 306 that installing plate II 302 is arranged by lower section coordinates with translated linear guide rail II 307, makes
ServoBcylinder installing plate II 302 can slide along translated linear guide rail II 307, and described second substrate 304 is provided with
Translation screw rodb base II, described translation screw rodb base II is rotatably supported translation ball screw II by bearing
309, the lower section of described servoBcylinder installing plate II 302 arranges translational nut seat II 308, described translational nut seat
II 308 with translation ball screw II 309 threaded engagement, formed feed screw nut's structure, translate ball screw II
One end of 309 arranges driving means II 305.In the present embodiment, described driving means II 305 uses handwheel.
Certainly, described driving means I 225, driving means II 305 can also use motor or other power dress
Put.
Seeing Figure 11 to Figure 14, described test exemplar installing mechanism 400 includes gantry base plate 410, gantry
Two columns II 406 are installed on base plate 410, two installation gantry, column II 406 upper end upper substrates 411, described
Installing stepping motor II 413 on gantry upper substrate 411, this stepping motor II 413 drives lifting ball
Screw mandrel II 417, is provided with gantry workpiece mounting plate 401, gantry workpiece mounting plate 401 between two columns II 406
Upper fixing lifting nut seat II, described lifting ball screw II 417 and lifting nut seat II threaded engagement, institute
Lift slide II 408 is fixed by slide installing plate 407 in the both sides stating gantry workpiece mounting plate 401, lifting
The lifting line slideway 402 that slide II 408 is provided with two column II 406 opposite sides coordinates, described gantry work
The fixture 422 of fixation test exemplar 500 on part installing plate 401.In the present embodiment, described gantry workpiece is pacified
The both sides of dress plate 401 are also respectively fixed with gantry latch segment 403, and described two columns II 406 are respectively equipped with
T-shaped gantry locking slot 405, each gantry latch segment 403 is respectively provided with gantry and locks T-shaped piece 404 and T
Type gantry locking slot 405 coordinates, and forms the guiding to gantry workpiece mounting plate 401 and locking, described dragon
Door locking is fixed by screw 409 for T-shaped piece 404.
Further, described gantry upper substrate 411 is installed lifting gripper shoe 412, described lifting gripper shoe
Installing lifting bearing mounting plate 415 on 412, step is installed in the lower section of described lifting bearing mounting plate 415
Enter motor II 413, lift the active synchronization belt wheel 414 installed above of bearing mounting plate 415, and
Passive and synchronous belt wheel 421, described stepping motor II 413 drives active synchronization belt wheel 414, active synchronization
Belt wheel 414 drives passive and synchronous belt wheel 421, passive and synchronous belt wheel 421 to be fixed on liter by Timing Belt 416
On fall ball screw II 417, the rotating shaft of described stepping motor II 413 and lifting ball screw II 417
Upper end is supported in lifting bearing mounting plate 415, bearing block 419 by bearing block 419, bearing 418 respectively
Sealed by end cap 420.
Described gantry workpiece mounting plate 401 is provided with crisscross T-slot, and each longitudinal T-slot is hung down
Directly in each horizontal T-slot, described fixture 422 is coordinated at gantry workpiece mounting plate 401 by T-shaped slide block
On T-slot, make horizontal, the lengthwise position of fixture 422 all can adjust.
Finally illustrate, preferred embodiment above only in order to the technical solution of the utility model to be described rather than
Limit, although this utility model being described in detail by above preferred embodiment, but this
Skilled person should be appreciated that and in the form and details it can be made various change,
Without departing from this utility model claims limited range.
Claims (7)
1. the test exemplar installing mechanism for deck comprehensive performance test, it is characterised in that
Including portal frame, described portal frame is provided with can slide up and down gantry workpiece mounting plate (401) and
Drive the drive mechanism that gantry workpiece mounting plate (401) slides up and down, described gantry workpiece mounting plate (401)
The fixture (422) of upper fixation test exemplar (500).
Test exemplar fitting machine for deck comprehensive performance test the most according to claim 1
Structure, it is characterised in that described portal frame includes gantry base plate (410), on described gantry base plate (410)
Two columns II (406), two installation gantry upper substrate, column II (406) upper ends (411) are installed.
Test exemplar fitting machine for deck comprehensive performance test the most according to claim 2
Structure, it is characterised in that described drive mechanism includes the upper stepping motor installed of gantry upper substrate (411)
II (413), stepping motor II (413) the lifting ball screw II (417) driven, and be arranged on
Lifting nut seat II on gantry workpiece mounting plate (401), described lifting ball screw II (417) and liter
Fall nut seat II threaded engagement.
Test exemplar fitting machine for deck comprehensive performance test the most according to claim 3
Structure, it is characterised in that described gantry upper substrate (411) is provided with and is parallel to gantry upper substrate (411)
Lifting bearing mounting plate (415), described lifting bearing mounting plate (415) is by lifting gripper shoe (412)
Being supported in gantry upper substrate (411), stepping motor II is installed in the lower section of lifting bearing mounting plate (415)
(413), lifting bearing mounting plate (415) be arranged over active synchronization belt wheel (414), passive and synchronous
Belt wheel (421), the rotating shaft of described stepping motor II (413) is driven through lifting bearing mounting plate (415)
Dynamic active synchronization belt wheel (414), described lifting ball screw II (417) is by bearing (417), bearing block
(417) it is supported in lifting bearing mounting plate (415) described passive and synchronous belt wheel (421) and is fixed on lifting
On ball screw II (417), active synchronization belt wheel (414) drives passive and synchronous by Timing Belt (416)
Belt wheel (421).
Test exemplar fitting machine for deck comprehensive performance test the most according to claim 2
Structure, it is characterised in that the both sides at described gantry workpiece mounting plate (401) arrange lift slide II (408),
The lifting line slideway (402) that described lift slide II (408) is provided with two column II (406) opposite sides
Coordinate, make gantry workpiece mounting plate (401) can slide up and down along two columns II (406).
Test exemplar fitting machine for deck comprehensive performance test the most according to claim 1
Structure, it is characterised in that described gantry workpiece mounting plate (401) is provided with crisscross T-slot, dragon
The upper each longitudinal T-slot of door workpiece mounting plate (401) is perpendicular to each horizontal T-slot, described fixture (422)
The T-slot coordinated on gantry workpiece mounting plate (401) by T-shaped slide block, makes the horizontal stroke of fixture (422)
All can adjust to, lengthwise position, described fixture (422) is provided with for locking fixture (422) position
Screw.
Test exemplar fitting machine for deck comprehensive performance test the most according to claim 1
Structure, it is characterised in that the both sides at described gantry workpiece mounting plate (401) are respectively fixed with gantry latch
(403), the front end face of described two columns II (406) is respectively equipped with gantry locking strip (405), each gantry
It is respectively provided with gantry on latch (403) and locks T-shaped piece (404) and the dragon on gantry locking strip (405)
Door locking T-slot coordinates, and forms the guiding sliding up and down gantry workpiece mounting plate (401), described dragon
Door locking plate (403), gantry are locked T-shaped piece (404) upper setting and are perpendicular to the tight of gantry latch (403)
Determine screw (409), be used for locking the position of gantry workpiece mounting plate (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620110823.4U CN205483526U (en) | 2016-02-03 | 2016-02-03 | A experimental exemplar installation mechanism for footboard rigidity comprehensive properties is experimental |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620110823.4U CN205483526U (en) | 2016-02-03 | 2016-02-03 | A experimental exemplar installation mechanism for footboard rigidity comprehensive properties is experimental |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205483526U true CN205483526U (en) | 2016-08-17 |
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ID=56674561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620110823.4U Active CN205483526U (en) | 2016-02-03 | 2016-02-03 | A experimental exemplar installation mechanism for footboard rigidity comprehensive properties is experimental |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205483526U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114061884A (en) * | 2021-09-27 | 2022-02-18 | 上海工程技术大学 | Linear impact simulation unit and testing device |
-
2016
- 2016-02-03 CN CN201620110823.4U patent/CN205483526U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114061884A (en) * | 2021-09-27 | 2022-02-18 | 上海工程技术大学 | Linear impact simulation unit and testing device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180504 Address after: 402284 Chongqing Jiangjin district de sense Industrial Park Patentee after: Chongqing creation Austria Beijing Great Automotive Components Company Limited Address before: 402260 Jiangjin District, Chongqing City, Jiangzhou Road, A6, building No. 21, No. Patentee before: CHONGQING FEIZHOU MECHANICAL AUTOMATION DEVICE CO., LTD. |