CN211139004U - Rotary locking and unlocking device - Google Patents
Rotary locking and unlocking device Download PDFInfo
- Publication number
- CN211139004U CN211139004U CN201920989057.7U CN201920989057U CN211139004U CN 211139004 U CN211139004 U CN 211139004U CN 201920989057 U CN201920989057 U CN 201920989057U CN 211139004 U CN211139004 U CN 211139004U
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- unlocking
- rotary
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- assembly
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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Abstract
The utility model provides a rotary locking and unlocking device, which comprises a rotary unlocking body; the rotary unlocking body comprises an unlocking and locking assembly, a linear driving assembly and a transmission structure; the locking and unlocking assembly is used for abutting against the locking mechanism, providing thrust for unlocking the locking mechanism and providing torque for driving the locking mechanism to rotate; the transmission structure is used for connecting the linear driving assembly and the locking and unlocking assembly, converts the linear motion into the rotary motion, and enables the linear driving assembly to drive the locking and unlocking assembly to act on the locking mechanism through the transmission structure. The utility model discloses the structure is ingenious, and reasonable in design adopts linear drive device as the power supply, need not the structure that slows down, effectively reduces the overall cost, and transmission mode is accurate reliable simultaneously, satisfies the load requirement that new forms of energy car trades the electricity fast, and the facilitate promotion is used.
Description
Technical Field
The utility model belongs to quick replacement battery field, concretely relates to rotatory unlocking device that adds.
Background
With the increasingly widespread use of various new energy vehicles such as electric vehicles and hybrid vehicles, technologies related to the quick change of batteries and the like are becoming the subject of attention and research.
Although various power exchanging modes such as screwing locking or unlocking by adopting a screwing shaft of a screwing gun exist at present, although the performance is reliable and the control is flexible, a servo motor is mostly adopted to match with a speed reducing mechanism to realize rotary driving, the horizontal size and the vertical size of the structure are huge, if a small motor is adopted, the price is high, and the output torque is limited.
In view of the above, there is a need to improve the conventional rotary locking and unlocking device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's not enough, the utility model provides a rotatory unlocking device that adds adopts linear drive device as the power supply, need not the speed reduction structure, effectively reduces the overall cost, and transmission is accurate reliable simultaneously, satisfies the load requirement that new forms of energy car traded the electricity fast.
The utility model provides a rotary locking and unlocking device, which comprises a rotary unlocking body; the rotary unlocking body comprises an unlocking and locking assembly, a linear driving assembly and a transmission structure; wherein the content of the first and second substances,
the locking and unlocking assembly is used for abutting against the locking mechanism, providing thrust for unlocking the locking mechanism and providing torque for driving the locking mechanism to rotate;
the transmission structure is used for connecting the linear driving assembly and the locking and unlocking assembly, and converts linear motion into rotary motion, so that the linear driving assembly drives the locking and unlocking assembly to act on the locking mechanism through the transmission structure.
Preferably, the locking and unlocking assembly comprises an unlocking ring and an unlocking rotary block; the unlocking ring abuts against the locking mechanism of the battery pack and provides thrust for unlocking the locking mechanism of the battery pack; the unlocking rotary block is used for providing torque for driving the locking mechanism to rotate; the unlocking ring is of a hollow structure and is sleeved outside the unlocking rotary block;
the transmission structure converts linear motion into rotary motion, so that the linear driving assembly drives the unlocking rotary block to rotate through the transmission structure.
Preferably, the locking and unlocking assembly further comprises a rotating elastic piece and a first rotating connecting piece; first rotary connecting piece with unblock revolves piece swing joint, rotatory elastic component both ends are contradicted respectively first rotary connecting piece with unblock revolves the piece, so that unblock revolves the piece and can follow rotation axis axial float from top to bottom.
Preferably, the transmission structure comprises a transmission gear and a transmission rack; the transmission gear is meshed with the transmission rack; the transmission rack is fixedly connected with the movable end of the linear driving assembly; the transmission gear is fixedly connected with a rotating shaft which drives the unlocking rotary block to rotate.
Preferably, the rotary unlocking body further comprises a guide structure for guiding the linear motion of the transmission rack.
Preferably, the guide structure comprises a first slide block and a first guide rail; the first sliding block is in sliding fit with the first guide rail, the first sliding block or the first guide rail is fixedly connected with the transmission rack, and the relative direction of the first guide rail and the first sliding block is consistent with the movement direction of the transmission rack.
Preferably, the rotary unlocking body further comprises a rotary base and a second rotary connecting piece; the transmission gear and the unlocking assembly are respectively arranged on two sides of the rotating base; one end of the second rotary connecting piece is fixedly connected with the transmission gear; the other end of the second rotary connecting piece is fixedly connected with the unlocking assembly.
Preferably, the rotary unlocking body further comprises a detection assembly for detecting a stroke of the transmission rack.
Preferably, the detection assembly comprises a baffle plate and a photoelectric sensor; the baffle plate or the photoelectric sensor is fixedly connected with the movable end of the linear driving assembly; when the transmission rack moves, the photoelectric sensor is triggered to detect signals in the relative movement process of the blocking sheet and the photoelectric sensor.
Preferably, the linear drive assembly comprises an electric push rod or a pneumatic cylinder or an electric cylinder or a hydraulic cylinder.
Preferably, the side wall of the unlocking ring is provided with a plurality of notches.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model provides a rotary locking and unlocking device, which comprises a rotary unlocking body; the rotary unlocking body comprises an unlocking and locking assembly, a linear driving assembly and a transmission structure; the locking and unlocking assembly is used for abutting against the locking mechanism, providing thrust for unlocking the locking mechanism and providing torque for driving the locking mechanism to rotate; the transmission structure is used for connecting the linear driving assembly and the locking and unlocking assembly, converts the linear motion into the rotary motion, and enables the linear driving assembly to drive the locking and unlocking assembly to act on the locking mechanism through the transmission structure. The utility model discloses the structure is ingenious, and reasonable in design adopts linear drive device as the power supply, need not the structure that slows down, effectively reduces the overall cost, and transmission mode is accurate reliable simultaneously, satisfies the load requirement that new forms of energy car trades the electricity fast, and the facilitate promotion is used.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic view of an overall structure of a rotary unlocking body according to an embodiment of the present invention;
fig. 2 is a schematic view of an overall structure of a rotary unlocking body according to an embodiment of the present invention;
fig. 3 is a schematic view of a partial structure of a rotary unlocking body according to an embodiment of the present invention;
fig. 4 is a schematic view of an overall structure of a rotary unlocking body according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a locking/unlocking assembly according to an embodiment of the present invention;
fig. 6 is an exploded view of the locking/unlocking assembly according to an embodiment of the present invention;
fig. 7 is a schematic view of an unlocking ring structure according to an embodiment of the present invention;
shown in the figure:
the locking and unlocking mechanism comprises a rotary unlocking body 630, a locking and unlocking assembly 631, an unlocking ring 6311, a first unlocking abutting surface 63111, a notch 63112, a first rotary connecting piece 6312, a first clamping groove 63121, a first fixing hole 63122, a second limiting portion 63123, a second limiting hole 63124, a rotary elastic piece 6313, an unlocking rotary block 6314, an unlocking lug 63141, a first limiting portion 63142, a first long hole 63143, a first limiting pin 6315, a linear driving assembly 632, a transmission gear 633, a transmission rack 634, a rotary base 635, a guide structure 636, a first sliding block 6361, a first guide rail 6362, a second rotary connecting piece 637, a blocking piece 638 and a photoelectric sensor 639.
Detailed Description
The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a more detailed description of the present invention, which will enable those skilled in the art to make and use the present invention. In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components. In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, and the like are used based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the dimension from top to bottom, "width" corresponds to the dimension from left to right, and "depth" corresponds to the dimension from front to back. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to a relationship wherein structures are secured or attached, either directly or indirectly, to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the following embodiments or technical features can be used to form a new embodiment without conflict.
A rotary unlocking device, as shown in fig. 1-2, 6, includes a rotary unlocking body 630; the rotary unlocking body 630 comprises an unlocking and locking assembly 631, a linear driving assembly 632 and a transmission structure; wherein the content of the first and second substances,
the locking and unlocking assembly 631 is used for abutting against the locking mechanism and providing thrust for unlocking the locking mechanism, and is used for providing torque for driving the locking mechanism to rotate; in the present embodiment, the unlocking assembly 631 includes an unlocking ring 6311, an unlocking knob 6314; the unlocking ring 6311 abuts the locking mechanism of the battery pack and provides a pushing force for unlocking the locking mechanism of the battery pack; the unlocking knob 6314 is used to provide a torque that drives the locking mechanism to rotate; the unlocking ring 6311 is a hollow structure, and the unlocking ring 6311 is sleeved outside the unlocking rotary block 6314;
the transmission structure is used to connect the linear driving assembly 632 and the unlocking assembly 631, and the transmission structure converts the linear motion into a rotational motion, so that the linear driving assembly 632 drives the unlocking rotary block 6314 to rotate through the transmission structure. In this embodiment, as shown in fig. 6, the hollow unlocking ring 6311 abuts against the structure for unlocking the locking mechanism and provides a pushing force to urge the locking mechanism to unlock the locking state, and when the locking mechanism is in the unlocked state, the unlocking knob 6314 may urge the rotating shaft of the locking mechanism for locking and unlocking the vehicle body and the battery assembly to rotate, so as to achieve rapid locking and unlocking. It should be understood that the locking mechanism is used for rotation locking and unlocking to separate or lock the vehicle body from the battery assembly, and in the present embodiment and to show the specific structure thereof, any structure capable of applying the unlocking knob 6314 for torque transmission and unlocking with the unlocking ring 6311 belongs to the locking mechanism described above, which should not cause an obstacle to understanding and a technical solution to be unclear.
In a preferred embodiment, as shown in fig. 5 and 6, the locking and unlocking assembly 631 further comprises a rotary elastic member 6313, a first rotary link 6312; the first rotating connecting piece 6312 is movably connected to the unlocking rotary block 6314, and two ends of the rotating elastic piece 6313 respectively abut against the first rotating connecting piece 6312 and the unlocking rotary block 6314, so that the unlocking rotary block 6314 can float up and down along the axial direction of the rotating shaft. In this embodiment, the rotating elastic member 6313 is a spring, the spring is sleeved between the first rotating connecting member 6312 and the unlocking rotary block 6314, and two ends of the spring respectively abut against the first rotating connecting member 6312 and the unlocking rotary block 6314, so that the unlocking rotary block 6314 floats up and down relative to the first rotating connecting member 6312; in an embodiment, the first rotary connecting member 6312 includes a first engaging groove 63121, the unlocking knob 6314 includes an unlocking protrusion 63141 and a first limiting portion 63142, wherein the unlocking protrusion 63141 is used for transmitting torque, the first engaging groove 63121 is used for limiting the first limiting portion 63142, the first limiting portion 63142 is in a block structure and has a first long hole 63143, a first limiting pin 6315 penetrates through the first long hole 63143, and two ends of the first limiting pin 6315 are fixed in the first fixing holes 63122 on two side walls of the first engaging groove 63121; the unlocking knob 6314 can float up and down along the length direction of the first long hole 63143 under the guiding action of the spring and the first stopper pin 6315 in the first long hole 63143.
In a preferred embodiment, as shown in fig. 3, the rotary unlocking body 630 further includes a rotary base 635, a second rotary connector 637; the transmission gear 633 and the unlocking component 631 are respectively arranged at two sides of the rotating base 635; one end of the second rotary connecting piece 637 is fixedly connected with the transmission gear 633; the other end of the second rotary link 637 is fixedly connected to the unlocking assembly 631. In this embodiment, as shown in fig. 5 and fig. 6, the second engaging groove 6371 on the second rotary connecting element 637 is in limit fit with the second limiting portion 63123 of the first rotary connecting element 6312, meanwhile, the side wall of the second limiting portion 63123 is provided with a second limiting hole 63124, the second limiting hole 63124 is tightly fitted with a second limiting pin 6372 penetrating through the side wall of the second rotary connecting element 637, so as to realize the fixed connection between the second rotary connecting element 637 and the first rotary connecting element 6312; in an embodiment, the second rotary connecting member 637 is fixedly connected to the transmission gear 633 via a rotating shaft, and the rotating shaft is fixed to the rotating base 635 via a bearing; in this embodiment, the rotating base 635 remains stationary relative to the battery assembly or vehicle body during the unlocking process.
In a preferred embodiment, as shown in fig. 2-4, the drive structure includes a drive gear 633, a drive rack 634; the transmission gear 633 is meshed with the transmission rack 634; the drive rack 634 is fixedly connected with the movable end 6321 of the linear drive assembly 632; the transmission gear 633 is fixedly connected with a rotating shaft for driving the unlocking rotary block 6314 to rotate. In the present embodiment, the linear drive assembly 632 is an electric push rod, and it should be understood that the linear drive assembly 632 may also include, but is not limited to, an air cylinder, a hydraulic cylinder, and an electric cylinder. Through the high-precision fit of the gear and the rack, the rotation angle is accurately controlled, the transmission is stable, and the large torque is output to meet the battery replacement unlocking requirement.
In a preferred embodiment, as shown in fig. 2-4, the rotary unlocking body 630 further comprises a guide structure 636 for guiding the linear movement of the driving rack 634. In the present embodiment, as shown in fig. 3 and 4, the guiding structure 636 includes a first slider 6361, a first guiding rail 6362; the first sliding block 6361 is slidably engaged with the first guiding rail 6362, the first sliding block 6361 or the first guiding rail 6362 is fixedly connected to the driving rack 634, and the relative direction between the first guiding rail 6362 and the first sliding block 6361 is consistent with the moving direction of the driving rack 634. As shown in fig. 3, the movable end 6321 of the linear driving assembly 632 is fixedly connected to the first connection block 6322, the first connection block 6322 is fixedly connected to the slide rail fixing seat 6323, in this embodiment, the slide rail fixing seat 6323 is fixed with the first guide rail 6362 and the transmission rack 634; under the driving of the linear driving assembly 632, the movable end 6321 drives the first connection block 6322, the first connection block 6322 drives the slide rail fixing seat 6323, the transmission rack 634 on the slide rail fixing seat 6323 and the transmission gear 633 fixed on the rotating base 635 move relatively to drive the transmission gear 633 to rotate, and meanwhile, the first guide rail 6362 on the slide rail fixing seat 6323 and the first sliding block 6361 fixed on the rotating base 635 slide relatively to play a role in guiding the movement.
As shown in fig. 2 and 4, the rotary unlocking body 630 further includes a detection assembly for detecting the stroke of the transmission rack 634. In a preferred embodiment, the detection assembly includes a stop 638, a photosensor 639; the catch 638 or the photosensor 639 is fixedly connected to the movable end 6321 of the linear drive assembly 632; the drive rack 634 moves so that the photosensor 639 is triggered to detect a signal during relative movement of the flapper 638 and photosensor 639. In this embodiment, as shown in fig. 4, the blocking plate 638 is fixed to the fixed side of the rotating base 635, the two photoelectric sensors 639 are fixed to the side surface of the first connecting block 6322, and under the driving of the linear driving assembly 632, the two photoelectric sensors 639 reciprocate relative to the blocking plate 638, so as to realize accurate detection of the movement position of the transmission rack 634, and in cooperation with high-precision cooperation of the gear rack, finally realize accurate control of the rotation angle of the unlocking rotating block 6314.
In a preferred embodiment, as shown in fig. 7, the first unlocking abutment surface 63111 of the unlocking ring 6311 is used to abut against the structure of the unlocking locking mechanism, and the side wall of the unlocking ring 6311 is opened with a plurality of notches 63112; a detector can observe whether the unlocking rotary block 6314 rotates or not through the notch 63112, so as to judge whether effective transmission is realized inside the rotary unlocking body 630 or not and whether the inside is reliably connected or not; on the other hand, the plurality of notches 63112 are arranged, so that the structural strength is met, the whole weight is reduced, and the load and the energy consumption are effectively reduced.
The utility model discloses the structure is ingenious, and reasonable in design adopts linear drive device as the power supply, need not the structure that slows down, effectively reduces the overall cost, and transmission mode is accurate reliable simultaneously, satisfies the load requirement that new forms of energy car trades the electricity fast, and the facilitate promotion is used.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the utility model can be smoothly implemented by the ordinary technicians in the industry according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. A rotary locking and unlocking device comprising a rotary locking and unlocking body (630); the method is characterized in that: the rotary unlocking body (630) comprises an unlocking and locking assembly (631), a linear driving assembly (632) and a transmission structure; wherein the content of the first and second substances,
the locking and unlocking assembly (631) is used for abutting against the locking mechanism and providing thrust for unlocking the locking mechanism, and is used for providing torque for driving the locking mechanism to rotate;
the transmission structure is used for connecting the linear driving assembly (632) and the locking and unlocking assembly (631), and the transmission structure converts linear motion into rotary motion, so that the linear driving assembly (632) drives the locking and unlocking assembly (631) to act on the locking mechanism through the transmission structure.
2. A rotary locking and unlocking device according to claim 1, wherein: the locking and unlocking assembly (631) comprises an unlocking ring (6311) and an unlocking rotary block (6314); the unlocking ring (6311) abuts against the locking mechanism of the battery pack and provides a pushing force for unlocking the locking mechanism of the battery pack; the unlocking rotary block (6314) is used for providing torque for driving the locking mechanism to rotate; the unlocking ring (6311) is of a hollow structure, and the unlocking ring (6311) is sleeved outside the unlocking rotary block (6314);
the transmission structure converts linear motion into rotary motion, so that the linear driving assembly (632) drives the unlocking rotary block (6314) to rotate through the transmission structure.
3. A rotary locking and unlocking device according to claim 2, wherein: the locking and unlocking assembly (631) further comprises a rotating elastic piece (6313) and a first rotating connecting piece (6312); first swivelling joint spare (6312) with unblock and revolve piece (6314) swing joint, rotatory elastic component (6313) both ends are contradicted respectively first swivelling joint spare (6312) with unblock revolves piece (6314), so that unblock revolves piece (6314) can be followed rotation axis axial and floated from top to bottom.
4. A rotary locking and unlocking device according to claim 2, wherein: the transmission structure comprises a transmission gear (633) and a transmission rack (634); the transmission gear (633) is meshed with the transmission rack (634); the transmission rack (634) is fixedly connected with a movable end (6321) of the linear driving assembly (632); the transmission gear (633) is fixedly connected with a rotating shaft which drives the unlocking rotary block (6314) to rotate.
5. A rotary locking and unlocking device according to claim 4, wherein: the rotary unlocking body (630) further comprises a guide structure (636) for guiding the transmission rack (634) to do linear motion.
6. A rotary locking and unlocking device according to claim 5, wherein: the guide structure (636) comprises a first slider (6361), a first guide rail (6362); the first sliding block (6361) is in sliding fit with the first guide rail (6362), the first sliding block (6361) or the first guide rail (6362) is fixedly connected with the transmission rack (634), and the relative direction of the first guide rail (6362) and the first sliding block (6361) is consistent with the movement direction of the transmission rack (634).
7. A rotary locking and unlocking device according to claim 4, wherein: the rotary unlocking body (630) further comprises a rotary base (635), a second rotary connector (637); the transmission gear (633) and the unlocking assembly (631) are respectively arranged at two sides of the rotating base (635); one end of the second rotary connecting piece (637) is fixedly connected with the transmission gear (633); the other end of the second rotary connecting piece (637) is fixedly connected with the unlocking component (631).
8. A rotary locking and unlocking device according to claim 4, wherein: the rotary unlocking body (630) further comprises a detection assembly for detecting the stroke of the transmission rack (634).
9. A rotary locking and unlocking device according to claim 8, wherein: the detection assembly comprises a baffle plate (638) and a photoelectric sensor (639); the baffle plate (638) or the photoelectric sensor (639) is fixedly connected with a movable end (6321) of the linear driving assembly (632); when the transmission rack (634) moves, the photoelectric sensor (639) is triggered to detect a signal during the relative movement of the blocking piece (638) and the photoelectric sensor (639).
10. A rotary lock and unlock device according to any one of claims 2 to 8 wherein: the linear driving assembly (632) comprises an electric push rod or an air cylinder or an electric cylinder or a hydraulic cylinder; the side wall of the unlocking ring (6311) is provided with a plurality of notches (63112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989057.7U CN211139004U (en) | 2019-06-27 | 2019-06-27 | Rotary locking and unlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989057.7U CN211139004U (en) | 2019-06-27 | 2019-06-27 | Rotary locking and unlocking device |
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| CN211139004U true CN211139004U (en) | 2020-07-31 |
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| CN201920989057.7U Active CN211139004U (en) | 2019-06-27 | 2019-06-27 | Rotary locking and unlocking device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110356212A (en) * | 2019-06-27 | 2019-10-22 | 博众精工科技股份有限公司 | A kind of rotate adds tripper |
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2019
- 2019-06-27 CN CN201920989057.7U patent/CN211139004U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110356212A (en) * | 2019-06-27 | 2019-10-22 | 博众精工科技股份有限公司 | A kind of rotate adds tripper |
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