CN209922504U - Motor gear drive bidirectional material taking device - Google Patents
Motor gear drive bidirectional material taking device Download PDFInfo
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- CN209922504U CN209922504U CN201920150026.2U CN201920150026U CN209922504U CN 209922504 U CN209922504 U CN 209922504U CN 201920150026 U CN201920150026 U CN 201920150026U CN 209922504 U CN209922504 U CN 209922504U
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- 239000000463 material Substances 0.000 title claims abstract description 31
- 230000002457 bidirectional effect Effects 0.000 title claims description 17
- 238000001514 detection method Methods 0.000 claims abstract description 28
- 238000012544 monitoring process Methods 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 5
- 238000001467 acupuncture Methods 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims 4
- 238000010030 laminating Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 abstract description 25
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000009530 blood pressure measurement Methods 0.000 abstract 1
- 230000002337 anti-port Effects 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a two-way extracting device of motor gear drive, including base plate, lower faller, front shroud, back shroud, left side board, right side board, middle apron, actuating mechanism, drive mechanism, needling mechanism, slide mechanism, bearing mechanism, position detection mechanism, pressure measurement mechanism and monitoring mechanism, the base plate sets up perpendicularly on lower faller, actuating mechanism corresponds and sets up on the base plate, drive mechanism sets up on lower faller and corresponds with actuating mechanism and is connected, needling mechanism corresponds to set up on lower faller and corresponds the setting with drive mechanism, slide mechanism corresponds and sets up on base plate and needling mechanism, and during operation, actuating mechanism drives needling mechanism through drive mechanism and realizes two-way thorn material motion and get the material. The utility model discloses can follow position sensor and the two-way thorn board thorn material depth of pressure sensor automatic control, can extensively adapt to the surface fabric of various different thickness cloth and ventilative seam material, design benefit, simple structure.
Description
Technical Field
The utility model belongs to the automation and the automatic field of spinning machine are made up to the industry, relate to a two-way extracting device of motor gear drive of flexible ventilative cloth.
Background
In the present industry trade of making up, in making up the automation field, the cloth of taking and flexible surface fabric often utilize and breathe in, the negative pressure, mode such as vacuum is removed the completion, because the cloth is soft, ventilative, factors such as thickness are not uniform, it is all unstable to make these traditional mode cloth of taking, the compliance of cloth can cause to get and put the unevenness, the cloth is ventilative can cause to get and can't absorb or absorb the multilayer, some cylinders promote the device that the material was got in the acupuncture on the market, because the cloth thickness is not uniform, the cylinder is good the well week festival height and automatic control depth, in use often can't stab the cloth or stab the multilayer cloth very unstable, it is inconvenient to cause the small use of accommodation. The first step of taking the cloth and the flexible fabric automatically in modern clothing intelligent manufacturing is hindered.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a through a motor, gear train, rack, two pendulum rods, two-way eccentric cam cooperation position sensor, pressure sensor and two-way thorn board, can follow the two-way thorn board thorn material depth of position sensor and pressure sensor automatic control, can extensively adapt to the surface fabric of various different thickness cloth and ventilative seam material, design benefit, simple structure's two-way extracting device of motor gear drive.
The technical proposal of the utility model is that a motor gear drive bidirectional material taking device comprises a base plate, a lower needle plate, a front cover plate, a rear cover plate, a left side plate, a right side plate, a middle cover plate, a driving mechanism, a transmission mechanism, a needling mechanism, a sliding mechanism, a bearing mechanism, a position detection mechanism, a pressure detection mechanism and a monitoring mechanism, wherein the base plate is vertically arranged on the lower needle plate, the left side plate and the right side plate are symmetrically arranged at two sides of the lower needle plate and are fixed corresponding to the base plate, the front cover plate and the rear cover plate are arranged at the front end and the rear end of the lower needle plate and are fixed on the left side plate and the right side plate, the middle cover plate is arranged above the left side plate and the right side plate, the driving mechanism is correspondingly arranged on the base plate, the transmission mechanism is arranged on the lower needle plate and is correspondingly connected with the driving mechanism, the device comprises a base plate, a needling mechanism, a pressure bearing mechanism, a position detection mechanism, a monitoring mechanism, a driving mechanism and a transmission mechanism, wherein the base plate is arranged on the base plate, the needling mechanism is arranged on the base plate, the pressure bearing mechanism is arranged above a middle cover plate, the position detection mechanism is correspondingly arranged on the base plate and the transmission mechanism, the pressure detection mechanism is arranged on the lower surface of a lower needle plate, the monitoring mechanism is arranged below a left side plate and corresponds to a detection window on the lower needle plate, and the driving mechanism drives the needling mechanism to move to take.
In a preferred embodiment of the present invention, the driving mechanism includes a motor, a driving gear, a driven gear and a rack, the motor and the driven gear are correspondingly disposed on the base plate, the driving gear is correspondingly disposed on the driving shaft of the motor and correspondingly engaged with the driven gear, and the rack is located on one side of the base plate and engaged with the driven gear.
In a preferred embodiment of the present invention, the transmission mechanism includes a fixing plate, a sliding rod, a sliding pin, an inner swing rod, an outer swing rod, an inner eccentric cam and an outer eccentric cam, the fixing plate is fixed on the rack, the sliding rod is correspondingly fixed on the fixing plate and is disposed on one side of the base plate, the sliding pin is provided with two sliding rods and is disposed on the sliding rod respectively, the lower portions of the inner swing rod and the outer swing rod are provided with an oval slot hole respectively, two the sliding pin is correspondingly disposed in the oval slot hole respectively, and one end of the inner eccentric cam and the one end of the outer eccentric cam are respectively fixed by passing through the base plate and the upper round holes of the inner swing rod.
The utility model discloses a preferred embodiment, acupuncture mechanism includes interior thorn board, outer thorn board and eedle, the eedle slope corresponds and sets up in interior thorn board and outer thorn board below, the eedle of interior thorn board and outer thorn board corresponds the setting with lower needle board, interior thorn board and outer thorn board one side are provided with the oval waist shape hole that the angle is opposite direction setting respectively and correspond the setting with interior eccentric cam and outer eccentric cam respectively, oval waist shape hole is 15 to 30 contained angles with lower faller, the opposite side of interior thorn board and outer thorn board is provided with the angle respectively and is the interior guide way and the outer guide way that opposite direction set up, interior guide way and outer guide way correspond the setting with the base plate through the interior guide axle pin of in-band direction bearing and the outer guide axle pin of out-of-band direction bearing respectively.
In a preferred embodiment of the present invention, the sliding mechanism includes an inner guide rail, an inner slider, an outer guide rail, an outer slider, and an outer slider connecting block, the inner guide rail and the outer guide rail are respectively disposed on the substrate in the opposite directions of the angle, the inner guide rail and the outer guide rail are disposed at an included angle of 15 ° to 30 ° with the lower needle plate, the inner slider and the outer slider are respectively disposed on the inner thorn plate and the outer thorn plate in the opposite directions of the angle, the outer slider is disposed on the outer thorn plate through the outer slider connecting block, the inner slider and the outer slider are disposed at an included angle of 15 ° to 30 ° with the lower needle plate, the inner slider corresponds to the inner slider, and the outer slider corresponds to the outer slider.
In a preferred embodiment of the present invention, the pressure-bearing mechanism includes an upper mounting plate, a safety sensor and a safety sensor mounting piece, the upper mounting plate is disposed above the middle cover plate through a support rod with a spring, and the safety sensor is disposed in a recess of the inner recess of the middle cover plate through the safety sensor mounting piece and corresponds to the upper mounting plate.
In a preferred embodiment of the present invention, the position detecting mechanism includes a position sensor disposed on the base plate and above the rack, and a position sensing plate disposed on the fixing plate and corresponding to the position sensor.
In a preferred embodiment of the present invention, the pressure detection mechanism includes a pressure sensor and a sensor protection sheet, the pressure sensor is provided with at least two and correspondingly disposed in the concave recess of the lower surface of the lower needle plate, and the sensor protection sheet is disposed on the lower surface of the pressure sensor.
In a preferred embodiment of the present invention, the monitoring mechanism includes a photoelectric sensor and a photoelectric sensor fixing plate, and the photoelectric sensor is fixedly disposed on the left side plate through the photoelectric sensor fixing plate and is disposed corresponding to the detection window on the lower needle plate.
In a preferred embodiment of the present invention, the middle cover plate is further provided with a junction box.
The utility model relates to a two-way extracting device of motor gear drive, the utility model discloses a motor, gear train, rack, two pendulum rods, two-way eccentric cam cooperation position sensor, pressure sensor and two-way thorn board can be according to the two-way thorn board thorn material depth of position sensor and pressure sensor automatic control, can extensively adapt to the surface fabric of various different thickness cloth and ventilative seam material, design benefit, simple structure.
Drawings
Fig. 1 is an exploded view of a preferred embodiment of a motor-gear driven bidirectional material extracting apparatus according to the present invention;
fig. 2 is a perspective view of a preferred embodiment of a motor-gear driven bidirectional material-taking device according to the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to make more clear and definite definitions of the scope of the present invention.
For a two-way extracting device of motor gear drive, it is shown as fig. 1 combines fig. 2, including base plate 1, lower faller 36, front shroud 35, back shroud 32, left side board 34, right side board 33, middle apron 30, actuating mechanism, drive mechanism, acupuncture mechanism, slide mechanism, bearing mechanism, position detection mechanism, pressure detection mechanism and monitoring mechanism.
The base plate 1 is vertically arranged on a lower needle plate 36, a left side plate 34 and a right side plate 33 are symmetrically arranged on two sides of the lower needle plate 36 and are correspondingly fixed with the base plate 1, a front cover plate 35 and a rear cover plate 32 are positioned at the front end and the rear end of the lower needle plate 36 and are fixed on the left side plate 34 and the right side plate 33, a middle cover plate 30 is arranged above the left side plate 34 and the right side plate 33, a driving mechanism is correspondingly arranged on the base plate 1, a transmission mechanism is arranged on the lower needle plate 36 and is correspondingly connected with the driving mechanism, a needling mechanism is correspondingly arranged on the lower needle plate 36 and is correspondingly arranged with the transmission mechanism, a sliding mechanism is correspondingly arranged on the base plate 1 and the needling mechanism, a pressure bearing mechanism is arranged above the middle cover plate 30, a position detection mechanism is correspondingly arranged on the base plate 1 and the transmission mechanism, a pressure detection mechanism is positioned on the lower surface, when the bidirectional material taking machine works, the driving mechanism drives the needling mechanism to realize bidirectional material taking through the driving transmission mechanism.
Actuating mechanism includes motor 2, drive gear 3, driven gear 4 and rack 5, motor 2 and driven gear 4 all correspond and set up on base plate 1, drive gear 3 corresponds to set up in motor 2's the drive shaft and corresponds the meshing with driven gear 4, rack 5 is located base plate 1 one side and meshes with driven gear 4, in operation, the motor drives drive gear forward or antiport, drive gear and driven gear meshing and then drive driven gear forward or antiport, the rack toothing of driven gear and base plate one side, the rack is along with driven gear's forward or antiport carry out the swing right or left.
The transmission mechanism comprises a fixed plate 6, a slide bar 7 and a slide pin 8, the inner swing rod 9, the outer swing rod 10, the inner eccentric cam 11 and the outer eccentric cam 13, the fixed plate 6 is fixed on the rack 5, the slide rod 7 is correspondingly fixed on the fixed plate 6 and is attached to one side of the substrate 1, the two sliding pins 8 are arranged on the slide rod 7 respectively, the lower parts of the inner swing rod 9 and the outer swing rod 10 are respectively provided with an oval long hole, the two sliding pins 8 are respectively and correspondingly arranged in the oval long holes, one ends of the inner eccentric cam 11 and the outer eccentric cam 13 respectively penetrate through the substrate 1 and are correspondingly fixed with the upper round holes of the inner swing rod 9 and the outer swing rod 10, the motor drives the driven gear and the rack to drive the fixed plate and the slide rod to swing left and right on the substrate, the oval long holes are formed in the lower parts of the inner swing rod and the outer swing rod, and the sliding pins.
The needling mechanism comprises an inner needling plate 12, an outer needling plate 14 and a machine needle 15, wherein the machine needle 15 is obliquely and correspondingly arranged below the inner needling plate 12 and the outer needling plate 14, the machine needle 15 of the inner needling plate 12 and the outer needling plate 14 is correspondingly arranged with a lower needle plate 36, one side of the inner needling plate 12 and one side of the outer needling plate 14 are respectively provided with an oval waist-shaped hole with opposite angles and are respectively arranged corresponding to an inner eccentric cam 11 and an outer eccentric cam 13, the oval waist-shaped hole and the lower needle plate form an included angle of 15-30 degrees, the other side of the inner needling plate 12 and the other side of the outer needling plate 14 are respectively provided with an inner guide groove and an outer guide groove with opposite angles, the inner guide groove and the outer guide groove are respectively arranged corresponding to the base plate 1 through an inner guide shaft pin 21 with an inner guide bearing 22 and an outer guide shaft pin 23 with an outer guide bearing 24, the inner eccentric cam and the outer eccentric cam respectively drive the inner needling plate and the outer needling plate to act, the inner guide groove is matched with the inner guide bearing and, The outer guide groove is matched with the outer guide bearing and the outer guide shaft pin to be fixed on the base plate for auxiliary guide.
The sliding mechanism comprises an inner guide rail 16, an inner sliding block 17, an outer guide rail 18, an outer sliding block 19 and an outer sliding block connecting block 20, the inner guide rail 16 and the outer guide rail 18 are respectively arranged on the base plate 1 in opposite directions of angles, the inner guide rail 16 and the outer guide rail 18 and a lower needle plate 36 are arranged in an included angle of 15-30 degrees, the inner sliding block 17 and the outer sliding block 19 are respectively arranged on the inner thorn plate 12 and the outer thorn plate 14 in opposite directions of angles, the outer sliding block 19 is arranged on the outer thorn plate 14 through the outer sliding block connecting block 20, the inner sliding block 17 and the outer sliding block 19 and the lower needle plate 36 are arranged in an included angle of 15-30 degrees, the inner sliding block 17 and the inner sliding rail 16 are correspondingly arranged, the outer sliding block 19 and the outer sliding rail 18 are correspondingly arranged, the inner guide rail is parallel to the inner guide groove, the outer guide rail is parallel to the outer guide groove, the inner eccentric cam and the outer eccentric cam act thorn, the outer thorn plate is driven by the outer eccentric cam and moves oppositely on the base plate in a complete angle.
The pressure-bearing mechanism comprises an upper mounting plate 31, a safety sensor 39 and a safety sensor mounting piece 40, the upper mounting plate 31 is arranged above the middle cover plate 30 through a supporting rod with a spring, the safety sensor 39 is arranged at a concave opening of the middle cover plate 30 through the safety sensor mounting piece 40 and is vertically arranged corresponding to the upper mounting plate 31, and the safety sensor is used for preventing the pressure of the mechanical arm from exceeding the design range and is a device related to the downward-pressing power protection of the mechanical arm.
The position detection mechanism comprises a position sensor 38 and a position sensing piece 37, the position sensor 38 is arranged on the base plate 1 and is positioned above the rack 5, the position sensing piece 37 is arranged on the fixing piece 6 and is arranged corresponding to the position sensor 38, the position sensor and the position sensing piece form the current positions of the detection slide bar and the motor, the motor is more beneficial to controlling the movement and the rotation angle, and the inner needle plate and the outer needle plate are driven to prick the cloth in the direction of the lower needle plate.
The pressure detection mechanism comprises a pressure sensor 25 and a sensor protection sheet 26, the pressure sensor 25 is provided with at least two pressure sensors and is correspondingly arranged in a concave notch on the lower surface of the lower needle plate 36, the sensor protection sheet 26 is arranged on the lower surface of the pressure sensor 25, the lower needle plate is provided with more than two pressure sensors, balance data of a detection point subsection can be reliable, the surface of the pressure sensor is provided with the sensor protection sheet, and the sensor protection sheet and cloth contact transfer pressure also protect the sensors.
Monitoring mechanism includes photoelectric sensor 27 and photoelectric sensor stationary blade 28, and photoelectric sensor 27 passes through photoelectric sensor stationary blade 28 fixed setting on left side board 34 and corresponds the setting with the detection window on the faller 36 down, and photoelectric sensor's detection mouth is the detection window that faces down the faller, cooperates in real time whether the thorn of thorn material part takes the cloth to in coordination the motor turned angle thorn material depth of thorn material in order to satisfy the not punishment nature of thickness cloth.
The middle cover plate 30 is also correspondingly provided with a junction box 29.
The working principle is as follows: a motor drives the inner eccentric cam and the outer eccentric cam with two opposite angles through the mutually meshed driving gear, the driven gear and the rack to realize that the inner thorn plate and the outer thorn plate prick and take cloth in two opposite angles and directions.
The utility model relates to a two-way extracting device of motor gear drive, the utility model discloses a motor, gear train, rack, two pendulum rods, two-way eccentric cam cooperation position sensor, pressure sensor and two-way thorn board can be according to the two-way thorn board thorn material depth of position sensor and pressure sensor automatic control, can extensively adapt to the surface fabric of various different thickness cloth and ventilative seam material, design benefit, simple structure.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can be covered within the protection scope of the present invention without the changes or substitutions thought by the inventive work within the technical scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (10)
1. The utility model provides a two-way extracting device of motor gear drive which characterized in that: the needle punching machine comprises a base plate, a lower needle plate, a front cover plate, a rear cover plate, a left side plate, a right side plate, a middle cover plate, a driving mechanism, a transmission mechanism, a needle punching mechanism, a sliding mechanism, a pressure bearing mechanism, a position detection mechanism, a pressure detection mechanism and a monitoring mechanism, wherein the base plate is vertically arranged on the lower needle plate, the left side plate and the right side plate are symmetrically arranged on two sides of the lower needle plate and are correspondingly fixed with the base plate, the front cover plate and the rear cover plate are positioned at the front end and the rear end of the lower needle plate and are fixed on the left side plate and the right side plate, the middle cover plate is arranged above the left side plate and the right side plate, the driving mechanism is correspondingly arranged on the base plate, the transmission mechanism is arranged on the lower needle plate and is correspondingly connected with the driving mechanism, the needle punching mechanism is correspondingly arranged on the lower needle plate and, the position detection mechanism is correspondingly arranged on the base plate and the transmission mechanism, the pressure detection mechanism is arranged on the lower surface of the lower needle plate, the monitoring mechanism is arranged below the left side plate and is correspondingly arranged with a detection window on the lower needle plate, and the driving mechanism drives the needling mechanism to realize bidirectional material punching movement and material taking through the driving transmission mechanism during work.
2. The motor-gear driven bidirectional material taking device as claimed in claim 1, wherein: the driving mechanism comprises a motor, a driving gear, a driven gear and a rack, wherein the motor and the driven gear are correspondingly arranged on the base plate, the driving gear is correspondingly arranged on a driving shaft of the motor and correspondingly meshed with the driven gear, and the rack is positioned on one side of the base plate and meshed with the driven gear.
3. The motor-gear driven bidirectional material taking device as claimed in claim 1, wherein: drive mechanism includes stationary blade, slide bar, sliding pin, interior pendulum rod, outer pendulum rod, interior eccentric cam and outer eccentric cam, the stationary blade is fixed on the rack, the slide bar correspondence is fixed on the stationary blade and the laminating sets up in base plate one side, the sliding pin is provided with two and sets up respectively on the slide bar, the lower part of interior pendulum rod and outer pendulum rod is provided with an oval slot hole respectively, two the sliding pin corresponds respectively and sets up in oval slot hole, the upper portion round hole that base plate and interior pendulum rod and outer pendulum rod were passed respectively to the one end of interior eccentric cam and outer eccentric cam corresponds fixedly.
4. The motor-gear driven bidirectional material taking device as claimed in claim 1, wherein: the acupuncture mechanism includes interior thorn board, outer thorn board and eedle, the eedle slope corresponds and sets up in interior thorn board and outer thorn board below, the eedle of interior thorn board and outer thorn board corresponds the setting with lower needle board, interior thorn board corresponds the setting with outer thorn board one side respectively with the oval waist shape hole that the angle is opposite direction setting and corresponds the setting with interior eccentric cam and outer eccentric cam respectively, oval waist shape hole is 15 to 30 contained angles with lower faller, the opposite side of interior thorn board and outer thorn board is provided with the interior guide way and the outer guide way that the angle is opposite direction setting respectively, interior guide way corresponds the setting with the base plate through the interior guide axle pin of in-band direction bearing and the outer guide axle pin of outband direction bearing respectively with the outer guide axle pin of outer guide bearing.
5. The motor-gear driven bidirectional material taking device as claimed in claim 1, wherein: slide mechanism includes inner guide rail, interior slider, outer guide rail, outer slider and outer slider connecting block, inner guide rail and outer guide rail set up respectively on the base plate with angle opposite direction, inner guide rail and outer guide rail are 15 to 30 contained angle settings with faller down, inner slide and outer slider set up respectively on interior thorn board and outer thorn board with angle opposite direction, outer slider sets up on outer thorn board through outer slider connecting block, inner slide and outer slider are 15 to 30 contained angle settings with faller down, inner slide corresponds the setting with inner slide, outer slider corresponds the setting with outer slide.
6. The motor-gear driven bidirectional material taking device as claimed in claim 5, wherein: the pressure-bearing mechanism comprises an upper mounting plate, a safety sensor and a safety sensor mounting piece, the upper mounting plate is arranged above the middle cover plate through a supporting rod with a spring, and the safety sensor is arranged at a notch of the inner recess of the middle cover plate through the safety sensor mounting piece and corresponds to the upper mounting plate vertically.
7. The motor-gear driven bidirectional material taking device as claimed in claim 1, wherein: the position detection mechanism comprises a position sensor and a position sensing piece, the position sensor is arranged on the substrate and is positioned above the rack, and the position sensing piece is arranged on the fixing piece and corresponds to the position sensor.
8. The motor-gear driven bidirectional material taking device as claimed in claim 1, wherein: the pressure detection mechanism comprises pressure sensors and sensor protection pieces, the pressure sensors are provided with at least two pressure sensors and are correspondingly arranged in concave notches in the lower surface of the lower needle plate, and the sensor protection pieces are arranged on the lower surface of the pressure sensors.
9. The motor-gear driven bidirectional material taking device as claimed in claim 1, wherein: the monitoring mechanism comprises a photoelectric sensor and a photoelectric sensor fixing piece, wherein the photoelectric sensor is fixedly arranged on the left side plate through the photoelectric sensor fixing piece and corresponds to a detection window on the lower needle plate.
10. The motor-gear driven bidirectional material taking device as claimed in claim 1, wherein: and the middle cover plate is also correspondingly provided with a junction box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920150026.2U CN209922504U (en) | 2019-01-29 | 2019-01-29 | Motor gear drive bidirectional material taking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920150026.2U CN209922504U (en) | 2019-01-29 | 2019-01-29 | Motor gear drive bidirectional material taking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209922504U true CN209922504U (en) | 2020-01-10 |
Family
ID=69067581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920150026.2U Expired - Fee Related CN209922504U (en) | 2019-01-29 | 2019-01-29 | Motor gear drive bidirectional material taking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209922504U (en) |
-
2019
- 2019-01-29 CN CN201920150026.2U patent/CN209922504U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200110 |