CN210188374U - Spin riveting tool - Google Patents
Spin riveting tool Download PDFInfo
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- CN210188374U CN210188374U CN201920652741.6U CN201920652741U CN210188374U CN 210188374 U CN210188374 U CN 210188374U CN 201920652741 U CN201920652741 U CN 201920652741U CN 210188374 U CN210188374 U CN 210188374U
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- movable block
- moving block
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- block
- positioning groove
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- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 230000009471 action Effects 0.000 claims description 6
- 230000008602 contraction Effects 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000010923 batch production Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a rivet frock soon relates to bulb round pin and rivets processing field soon. Should spin and rivet frock includes: a base plate; the fixing seat is fixedly arranged on the bottom plate and provided with a fixing lug, and the fixing lug is provided with a first positioning groove; the movable block can move on the bottom plate and is provided with a second positioning groove, and the second positioning groove is matched with the first positioning groove to form a positioning hole for positioning the ball pin; the driving mechanism is used for pushing the movable block to move towards the direction of the fixed lug so that the second positioning groove is matched with the first positioning groove; and the elastic component comprises a pull rod and a spring sleeved on the pull rod, one end of the pull rod penetrates through the fixed seat and is fixedly connected with the movable block, the other end of the pull rod is provided with a limiting part, and the spring is positioned between the limiting part and the outer wall of the fixed seat. The utility model discloses can accomplish back movable block and fixed lug autosegregation at the riveting, improve production efficiency greatly.
Description
Technical Field
The utility model relates to a bulb round pin rivets processing field soon, specifically relates to a rivet frock soon.
Background
In the process of riveting the ball pin to the part, the ball pin is generally required to be applied to a riveting tool, the existing tool generally adopts a quick clamp to move a movable block to a fixed lug to form a positioning hole for positioning the ball pin, then the ball pin is placed into the positioning hole, the ball pin penetrates through a mounting hole of a part, and the ball pin is riveted to the part on the riveting tool through a riveting device. However, after the riveting is finished, the movable block and the fixed lug are separated by manual operation, and the operation is complicated, so that the production efficiency is reduced, and the requirement of modern batch production cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of above-mentioned background art, provide a rivet frock soon, can accomplish back movable block and fixed lug autosegregation at the riveting, improved production efficiency greatly.
The utility model provides a rivet frock soon for location bulb round pin, include:
a base plate;
the fixing seat is fixedly arranged on the bottom plate and provided with a fixing lug, and the fixing lug is provided with a first positioning groove;
the movable block can move on the bottom plate and is provided with a second positioning groove, and the second positioning groove is matched with the first positioning groove to form a positioning hole for positioning the ball pin;
the driving mechanism is used for pushing the movable block to move towards the direction of the fixed lug so that the second positioning groove is matched with the first positioning groove; and
the elastic assembly comprises a pull rod and a spring sleeved on the pull rod, one end of the pull rod penetrates through the fixed seat and is fixedly connected with the movable block, the other end of the pull rod is provided with a limiting part, and the spring is positioned between the limiting part and the outer wall of the fixed seat;
when the driving mechanism pushes the movable block to move towards the fixed lug, the pull rod is driven to move, and the spring is compressed; when the driving mechanism loosens the limit on the movable block, the movable block is separated from the fixed lug under the action of the elastic force of the spring.
On the basis of the technical scheme, the driving mechanism comprises an air cylinder and a moving block connected with a piston rod of the air cylinder, and the air cylinder is fixed on the bottom plate;
the fixing seat is provided with a strip-shaped guide groove along one side of the fixing lug, which is provided with the first positioning groove, and the movable block is arranged in the guide groove and can move along the guide groove;
the fixed seat is also provided with an accommodating groove for accommodating the moving block, and the accommodating groove is communicated with the guide groove;
the pull rod is positioned below the moving block and is not contacted with the moving block;
the moving block has two positions under the thrust of the piston rod;
when the movable block is at the first position, the movable block is separated from the fixed lug under the action of the elastic force of the spring, and the movable block is in contact with or not in contact with the movable block;
when the movable block is in the second position, the movable block and the fixed lug are in a fit state, the second positioning groove is matched with the first positioning groove to form a positioning hole for positioning the ball stud, and the movable block is abutted against the side face of the movable block.
On the basis of the technical scheme, the moving block and the movable block are vertically arranged;
the surface, opposite to the movable block, of the moving block comprises a first inclined surface and a first plane continuous to one side of the first inclined surface, and the width of the cross section of the moving block in the area where the first inclined surface is located is gradually increased along the direction of transition from the first inclined surface to the first plane; the movable block is provided with a second inclined plane matched with the first inclined plane;
when the movable block is driven by the piston rod to push the movable block to move, the joint surface of the movable block and the movable block is transited from the first inclined surface to the first plane, the movable block moves along the guide groove to be jointed with the fixed convex block, and the movable block is located at the second position.
On the basis of the technical scheme, the surface of the moving block, which is opposite to the movable block, further comprises a second plane which is continuous with the other side of the first inclined surface, and the second plane is positioned on the side surface of the front part of the moving block;
when in the first position, the second plane is attached to the side surface of the movable block.
On the basis of the technical scheme, the containing groove is provided with a containing groove matched with the front part of the moving block;
when the movable block is at the second position, the front part of the movable block extends into the accommodating groove.
On the basis of the technical scheme, the driving mechanism further comprises a manual valve arranged on the bottom plate, the manual valve comprises a valve seat and a handle which is arranged on the valve seat and can rotate, the valve seat is communicated with an air source through an air inlet pipe, the valve seat is communicated with the air cylinder through an air outlet pipe, the handle rotates to control air inlet and outlet of the air cylinder, expansion and contraction of the piston rod are achieved, and therefore the moving block is driven to be switched between the first position and the second position.
On the basis of the technical scheme, the fixed seat is provided with a cover plate, the cover plate is positioned above the moving block, and the cover plate completely or partially covers the moving block.
The pull rod is a screw rod, and one end of the screw rod is in threaded connection with the movable block.
On the basis of the technical scheme, the fixed seat is provided with a groove sunken towards the direction of the movable block, and the spring is positioned between the limiting part and the bottom wall of the groove.
On the basis of the technical scheme, the fixing seat is further provided with a detachable mounting plate, and the position of the mounting plate corresponds to the groove and covers part of the groove at least.
Compared with the prior art, the utility model has the advantages as follows:
(1) the utility model discloses an actuating mechanism drive movable block removes towards fixed lug direction for the second constant head tank cooperatees with first constant head tank and forms the locating hole that is used for fixing a position the bulb round pin, and the bulb round pin of being convenient for accomplishes in the locating hole and rivets soon. The elastic component comprises a pull rod and a spring sleeved on the pull rod, one end of the pull rod penetrates through the mounting hole and is fixedly connected with the movable block, the other end of the pull rod is provided with a limiting portion, the spring is located between the limiting portion and the outer wall of the fixing seat, and when the spring is in a compression state, the two ends of the spring can be abutted to the outer walls of the limiting portion and the fixing seat. When the movable block moves towards the direction of the fixed lug, the pull rod is driven to move along with the movable block, and the spring is compressed; after the ball head pin is riveted, the driving mechanism loosens the limit on the movable block, the movable block is automatically separated from the fixed lug under the action of the elastic force of the spring, the operation is simple, the production efficiency is greatly improved, the production capacity is improved, and the requirement of modern batch production can be met.
(2) The utility model discloses a mode of cylinder and movable block is selected for use to actuating mechanism, drives the movable block through the cylinder and removes to drive the movable block and remove and laminate with fixed lug, the movable block supports and holds the position when the side of movable block keeps movable block and fixed lug laminating unchangeable, thereby when making the spin riveting of carrying out the bulb round pin on the spin riveting frock, the movable block does not separate with fixed lug, adopts cylinder and movable block complex mode, and simple structure practicality is strong.
(3) The utility model discloses a manual valve control cylinder piston rod's flexible further makes things convenient for operating personnel to operate, and artifical twist grip can realize the switching of movable block position, convenient operation, and production efficiency is high, has guaranteed riveting stability of quality.
Drawings
Fig. 1 is a schematic structural view of the spin riveting tool of the embodiment of the present invention, wherein the fixed bump and the movable block are in a fitting state.
Fig. 2 is a schematic structural view of the spin riveting tool of the embodiment of the present invention, wherein the fixed bump and the movable block are in a separated state.
Fig. 3 is a schematic sectional structure view of the spin riveting tool of the embodiment of the present invention.
Reference numerals: 1-bottom plate, 2-fixing seat, 21-fixing bump, 211-first positioning groove, 22-guide groove, 23-containing groove, 231-containing groove, 24-groove, 25-cover plate, 3-movable block, 31-second positioning groove, 32-second inclined plane, 4-driving mechanism, 41-cylinder, 42-movable block, 421-first inclined plane, 422-first plane, 423-second plane, 43-manual control valve, 431-valve seat, 432-handle, 433-first air outlet pipe, 434-second air outlet pipe, 435-air inlet pipe, 5-elastic component, 51-pull rod, 511-limiting part, 52-spring and 6-mounting plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and 2, an embodiment of the present invention provides a spin riveting tool for positioning a ball stud and spin riveting the ball stud on the spin riveting tool, including: the device comprises a bottom plate 1, a fixed seat 2, a movable block 3, a driving mechanism 4 and an elastic component 5;
specifically, the fixing base 2 is fixedly disposed on the bottom plate 1 and has a fixing protrusion 21, and the fixing protrusion 21 is provided with a first positioning groove 211.
The movable block 3 can move on the bottom plate 1 and is provided with a second positioning groove 31, and the second positioning groove 31 is matched with the first positioning groove 211 to form a positioning hole for positioning the ball stud;
the driving mechanism 4 is used to push the movable block 3 to move toward the fixed protrusion 21, so that the second positioning slot 31 is matched with the first positioning slot 211. Specifically, the position of the movable block 3 can be kept constant when the movable block 3 is attached to the fixed projection 21, and the drive mechanism 4 is mounted on the base plate 1.
The elastic component 5 comprises a pull rod 51 and a spring 52 sleeved on the pull rod 51, one end of the pull rod 51 penetrates through the fixed seat 2 to be fixedly connected with the movable block 3, the other end of the pull rod 51 is provided with a limiting part 511, and the spring 52 is located between the limiting part 511 and the outer wall of the fixed seat 2.
When the driving mechanism 4 pushes the movable block 3 to move towards the fixed lug 21, the pull rod 51 is driven to move, and the spring 52 is compressed; the driving mechanism 4 releases the restriction of the movable block 3, and the movable block 3 is separated from the fixed protrusion 21 by the elastic force of the spring 52. In use, the spring 52 is a strong spring. Specifically, in this embodiment, when the movable block 3 is separated from the fixed protrusion 21, the ball stud is placed in the first positioning groove 211, the driving mechanism 4 pushes the movable block 3 to move toward the fixed protrusion 21, when the movable block 3 moves to be attached to the fixed protrusion 21, the driving mechanism 4 keeps the position of the movable block 3 unchanged, the first positioning groove 211 and the second positioning groove 31 form a positioning hole for positioning the ball stud, after the spin riveting of the ball stud is completed, the driving mechanism 4 releases the restriction on the movable block 3, and the movable block 3 is separated from the fixed protrusion 21 under the elastic force of the spring 52.
As a way for the driving mechanism 4 to drive the movable block 3 to move, an existing quick clamp can be adopted, the moving end of the quick clamp is directly connected with the movable block, and the movable block 3 is manually controlled to be attached to and detached from the fixed lug 21.
In the present embodiment, as another way for the driving mechanism 4 to drive the movable block 3 to move, the driving mechanism 4 includes a cylinder 41 and a moving block 42 connected to a piston rod of the cylinder 41, and the cylinder 41 is fixed on the base plate 1. The fixing base 2 is provided with a long-strip-shaped guide groove 22 along one side of the fixing bump 21 provided with the first positioning groove 211, and the movable block 3 is arranged in the guide groove 22 and can move along the guide groove 22.
The fixed seat 2 is also provided with an accommodating groove 23 for accommodating the moving block 42, and the accommodating groove 23 is communicated with the guide groove 22; the pull rod 51 is located below the moving block 42 and does not contact the moving block 42.
The mobile mass 42 has two positions under the thrust of the piston rod; in the first position, the movable block 3 is separated from the fixed lug 21 under the action of the elastic force of the spring 52, and the movable block 42 is in contact with or not in contact with the movable block 3; in the second position, the movable block 3 and the fixed protrusion 21 are in a fit state, the second positioning groove 31 and the first positioning groove 211 are matched to form a positioning hole for positioning the ball stud, and the movable block 42 abuts against the side surface of the movable block 3.
Further optimized, in the present embodiment, the moving block 42 is arranged perpendicular to the moving block 3, as shown in fig. 2. The surface of the moving block 42 opposite to the moving block 3 comprises a first inclined surface 421 and a first plane 422 continuous with one side of the first inclined surface 421, and the cross section width of the moving block 42 in the area where the first inclined surface 421 is located is gradually increased along the direction that the first inclined surface 421 is transited to the first plane 422; the movable block 3 has a second inclined surface 32 that cooperates with the first inclined surface 421. When the moving block 42 pushes the movable block 3 to move under the driving of the piston rod, the joint surface of the moving block 42 and the movable block 3 is transited from the first inclined surface 421 to the first plane 422, the movable block 3 moves along the guide groove 22 to be jointed with the fixed projection 21, and at this time, the moving block 42 is located at the second position.
Preferably, the surface of the moving block 42 opposite to the moving block 3 further includes a second plane 423 continuous with the other side of the first inclined surface 421, and the second plane 423 is located on the side of the front portion of the moving block 42. In the first position, the second plane 423 is in contact with the side surface of the movable block 3. Specifically, the housing groove 23 has a housing groove 231 that matches the front portion of the moving block 42; in the second position, the front portion of the moving block 42 protrudes into the receiving groove 231 to prevent the moving block 42 from shifting during riveting, so as to better maintain the position of the moving block 3.
It is conceivable that, when the drive mechanism 4 includes the cylinder 41 and the moving block 42, the moving block 42 may be located directly behind the moving block 3, and the moving direction of the moving block 42 coincides with the moving direction of the moving block 3. Furthermore, the utility model discloses a riveting tools can also be applicable to rivet, round pin or other shaft-like structure's location and assembly.
Further preferably, the manual operation is facilitated, the driving mechanism 4 may further include a manual valve 43 disposed on the base plate 1, the manual valve 43 includes a valve seat 431 and a rotatable handle 432 disposed on the valve seat 431, the valve seat 431 is communicated with an air source through an air inlet pipe 435, the valve seat 431 is communicated with the air cylinder 41 through an air outlet pipe, and the handle 432 rotates to control air inlet and outlet of the air cylinder 41, so as to achieve extension and retraction of the piston rod, and thus the moving block 42 is driven to switch between the first position and the second position.
Referring to fig. 1 and 2, specifically, the valve seat 431 has an air inlet, a first air outlet, a second air outlet and an air outlet, the air inlet is communicated with an air source through an air inlet pipe 435, the first air outlet and the second air outlet are respectively communicated with the cavities at both sides of the piston of the cylinder 41 through a first air outlet pipe 433 and a second air outlet pipe 434, and the air outlet is communicated with the cavities at both sides of the cylinder.
When the handle 432 rotates to one side, the first air outlet is communicated with the air inlet, and the cavity on the right side of the piston is filled with air to push the piston rod to extend outwards; when the handle 432 rotates to the other side, the second air outlet is communicated with the air inlet, and the cavity on the left side of the piston enters air to drive the piston rod to retract. Wherein, in the process that the handle rotates to the opposite side from one side, the gas vent communicates with the cylinder cavity, discharges the gas in the cylinder, keeps the equilibrium of atmospheric pressure of cylinder both sides.
Preferably, the fixed base 2 is provided with a cover plate 25, the cover plate 25 is positioned above the moving block 42, and the cover plate 25 completely or partially covers the moving block 42, so that the moving block 42 can be protected from contacting with other external components, the position of the moving block 42 can be switched, the moving block 42 can be substantially limited, and the moving block 4 can be prevented from moving upwards.
Further optimize, the pull rod 51 can select the screw rod for use, and screw rod one end and movable block 3 threaded connection, simple structure.
Further optimize, the fixing base 2 is provided with a groove 24 which is sunken towards the direction of the movable block 3, the spring 52 is positioned between the limiting part 511 and the bottom wall of the groove 24, and the pull rod 51 and the spring 52 are accommodated in the groove 24 to prevent the pull rod 51 and the spring 52 from protruding out of the fixing base 2 to cause damage. Meanwhile, the fixed seat 2 is further provided with a detachable mounting plate 6, the position of the mounting plate 6 corresponds to the groove 24 and at least covers a part of the groove 24, and the pull rod 51 and the spring 52 are further protected.
Based on the above technical scheme, the utility model discloses specific work does:
when the movable block 3 and the fixed protrusion 21 are in a separated state, the ball stud is placed in the first positioning groove 211. The handle 432 is turned to the right side, the first air outlet is communicated with the air inlet, the first air outlet pipe 433 is used for air inlet, the air cylinder 41 is located in a cavity on the right side of the piston and used for air inlet, the piston rod is pushed to extend outwards to drive the moving block 42 to move, the moving block 3 moves towards the direction of the fixed lug 21 and drives the pull rod 51 to move, the spring 52 is compressed, when the moving block 3 moves to be attached to the fixed lug 21, the moving block 42 is located at the second position and abuts against the side face of the moving block 3. After the ball head pin is riveted, the handle 432 is turned to the left side, the second air outlet is communicated with the air inlet, the second air outlet pipe 434 admits air, the air cylinder 41 is located in the cavity on the left side of the piston to admit air, the piston is pushed to retract, the moving block 42 is driven to retract, so that the limitation on the moving block 3 is released, and the moving block 3 is separated from the fixed lug 21 under the elastic force action of the spring 52.
Various modifications and variations of the embodiments of the present invention may be made by those skilled in the art, and they are within the scope of the present invention provided they are within the scope of the claims and their equivalents.
What is not described in detail in the specification is prior art that is well known to those skilled in the art.
Claims (10)
1. The utility model provides a rivet frock soon for location bulb round pin, its characterized in that includes:
a base plate (1);
the fixing seat (2) is fixedly arranged on the bottom plate (1) and is provided with a fixing lug (21), and the fixing lug (21) is provided with a first positioning groove (211);
the movable block (3) can move on the bottom plate (1) and is provided with a second positioning groove (31), and the second positioning groove (31) is matched with the first positioning groove (211) to form a positioning hole for positioning the ball pin;
the driving mechanism (4) is used for pushing the movable block (3) to move towards the fixed lug (21) so that the second positioning groove (31) is matched with the first positioning groove (211); and
the elastic assembly (5) comprises a pull rod (51) and a spring (52) sleeved on the pull rod (51), one end of the pull rod (51) penetrates through the fixed seat (2) to be fixedly connected with the movable block (3), the other end of the pull rod (51) is provided with a limiting part (511), and the spring (52) is located between the limiting part (511) and the outer wall of the fixed seat (2);
when the driving mechanism (4) pushes the movable block (3) to move towards the fixed lug (21), the pull rod (51) is driven to move, and the spring (52) is compressed; when the driving mechanism (4) releases the limit of the movable block (3), the movable block (3) is separated from the fixed lug (21) under the elastic force of the spring (52).
2. The spin riveting tool according to claim 1, characterized in that:
the driving mechanism (4) comprises an air cylinder (41) and a moving block (42) connected with a piston rod of the air cylinder (41), and the air cylinder (41) is fixed on the bottom plate (1);
the fixing seat (2) is provided with a long-strip-shaped guide groove (22) along one side of the fixing bump (21) provided with the first positioning groove (211), and the movable block (3) is arranged in the guide groove (22) and can move along the guide groove (22);
the fixed seat (2) is also provided with an accommodating groove (23) for accommodating the moving block (42), and the accommodating groove (23) is communicated with the guide groove (22);
the pull rod (51) is positioned below the moving block (42) and is not in contact with the moving block (42);
the moving block (42) has two positions under the thrust of the piston rod;
when the movable block (3) is at the first position, the movable block (3) is separated from the fixed lug (21) under the action of the elastic force of the spring (52), and the movable block (42) is in contact with or not in contact with the movable block (3);
when the ball head pin is in the second position, the movable block (3) and the fixed lug (21) are in a fit state, the second positioning groove (31) and the first positioning groove (211) are matched to form a positioning hole for positioning the ball head pin, and the movable block (42) abuts against the side face of the movable block (3).
3. The spin riveting tool according to claim 2, characterized in that:
the moving block (42) is arranged perpendicular to the moving block (3);
the surface, opposite to the movable block (3), of the moving block (42) comprises a first inclined surface (421) and a first plane (422) continuous to one side of the first inclined surface (421), and the cross section width of the moving block (42) in the area where the first inclined surface (421) is located is gradually increased along the direction of transition from the first inclined surface (421) to the first plane (422); the movable block (3) is provided with a second inclined surface (32) matched with the first inclined surface (421);
when the moving block (42) pushes the moving block (3) to move under the driving of the piston rod, the joint surface of the moving block (42) and the moving block (3) is transited to a first plane (422) from a first inclined surface (421), the moving block (3) moves to be jointed with the fixed lug (21) along the guide groove (22), and the moving block (42) is located at a second position.
4. The spin riveting tool according to claim 3, characterized in that:
the surface of the moving block (42) opposite to the moving block (3) further comprises a second plane (423) which is continuous with the other side of the first inclined surface (421), and the second plane (423) is positioned on the side surface of the front part of the moving block (42);
when in the first position, the second plane (423) is attached to the side surface of the movable block (3).
5. The spin riveting tool according to claim 4, wherein:
the containing groove (23) is provided with a containing groove (231) matched with the front part of the moving block (42);
in the second position, the front portion of the moving block (42) extends into the receiving groove (231).
6. The spin riveting tool according to claim 2, characterized in that:
the driving mechanism (4) further comprises a manual control valve (43) arranged on the base plate (1), the manual control valve (43) comprises a valve seat (431) and a handle (432) which is arranged on the valve seat (431) in a rotatable mode, the valve seat (431) is communicated with an air source through an air inlet pipe (435), the valve seat (431) is communicated with the air cylinder (41) through an air outlet pipe, the handle (432) rotates to control air inlet and outlet of the air cylinder (41), expansion and contraction of the piston rod are achieved, and therefore the moving block (42) is driven to be switched between a first position and a second position.
7. The spin riveting tool according to claim 2, characterized in that:
the fixed seat (2) is provided with a cover plate (25), the cover plate (25) is positioned above the moving block (42), and the cover plate (25) completely or partially covers the moving block (42).
8. The spin riveting tool according to claim 1, characterized in that:
the pull rod (51) is a screw rod, and one end of the screw rod is in threaded connection with the movable block (3).
9. The spin riveting tool according to claim 1, characterized in that:
the fixing seat (2) is provided with a groove (24) which is sunken towards the direction of the movable block (3), and the spring (52) is positioned between the limiting part (511) and the bottom wall of the groove (24).
10. The spin riveting tool according to claim 9, wherein:
fixing base (2) still are equipped with detachably mounting panel (6), the position and recess (24) of mounting panel (6) correspond and cover partial recess (24) at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920652741.6U CN210188374U (en) | 2019-05-08 | 2019-05-08 | Spin riveting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920652741.6U CN210188374U (en) | 2019-05-08 | 2019-05-08 | Spin riveting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210188374U true CN210188374U (en) | 2020-03-27 |
Family
ID=69881444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920652741.6U Expired - Fee Related CN210188374U (en) | 2019-05-08 | 2019-05-08 | Spin riveting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210188374U (en) |
-
2019
- 2019-05-08 CN CN201920652741.6U patent/CN210188374U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 |