CN210068753U - Self-lubricating bionic texture guide rail device for automobile production line switching platform - Google Patents
Self-lubricating bionic texture guide rail device for automobile production line switching platform Download PDFInfo
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- CN210068753U CN210068753U CN201920596516.5U CN201920596516U CN210068753U CN 210068753 U CN210068753 U CN 210068753U CN 201920596516 U CN201920596516 U CN 201920596516U CN 210068753 U CN210068753 U CN 210068753U
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- guide rail
- lubricating
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- 239000011664 nicotinic acid Substances 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000004519 grease Substances 0.000 claims description 51
- 230000001050 lubricating effect Effects 0.000 claims description 23
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000003592 biomimetic effect Effects 0.000 claims 6
- 238000012546 transfer Methods 0.000 abstract description 9
- 239000000428 dust Substances 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000005461 lubrication Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 12
- 230000001603 reducing effect Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 241000270295 Serpentes Species 0.000 description 3
- 230000009193 crawling Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses a self-lubricating bionic texture guide rail device for a transfer platform of an automobile production line, which comprises a transfer platform, at least two supporting guide rails, a plurality of self-lubricating guide rails and a plurality of supporting rollers carried by the transfer platform; the supporting guide rails are arranged in parallel, the lower parts of the supporting rollers are positioned in the supporting guide rails, at least a left supporting roller and a right supporting roller are arranged in each supporting guide rail, the self-lubricating guide rails are embedded into the bottom of the supporting guide rails, the upper planes of the self-lubricating guide rails are flush with the lowest points of the supporting rollers, and at least a left self-lubricating guide rail and a right self-lubricating guide rail are arranged in each supporting guide rail. The utility model discloses the self-lubrication type bionic texture guide rail device that automobile production line switching platform was used, it can effectively realize the self-lubricating of supporting guide rail. Meanwhile, the device can also play a role in capturing abrasive dust, improve the frictional wear characteristic of the guide rail, reduce the working energy consumption of the switching platform and improve the working efficiency of the production line.
Description
Technical Field
The utility model relates to a antifriction falls and grinds guide rail design technique, concretely relates to application of bionic texture guide rail design technique in automobile production line switching platform of self-lubricating type.
Background
Many vehicle assembly production workshops are limited by spatial layout and use cost, the scheduling problem of products among a plurality of assembly lines needs to be considered in the design link of a vehicle assembly process, and the linkage of a switching platform is an important measure for solving the problem. The transfer platform is mostly driven by the combination of a motor, a speed reducer, a friction wheel and the like during working, so that the friction between the movable workbench and the supporting guide rail is reduced, and the working efficiency of the assembly line can be effectively improved. At present, the guide rail is limited by factors such as installation space and the like, and is mainly protected in a fully-open mode or by regularly and manually applying lubricating grease. The lubricating technology has the disadvantages that the lubricating grease is easily polluted when exposed outside, and the manual adding and cleaning operations of the lubricating grease are inconvenient; the guide rail surface lubrication performance is poor, and the problems of high energy consumption, low efficiency and the like exist when the switching platform works.
Therefore, reducing friction and reducing wear is one of the important goals of rail-adapter platform friction pair design. At present, in order to improve the working performance of a guide rail-workbench friction pair, the following measures are mainly adopted: the method comprises the steps of improving the oil lubrication technology of the surface of the guide rail (Chinese patent CN 204339286U, CN 204893429U, CN 204366422U, CN 2671743Y, CN 203887526U), improving the wear-resistant layer design technology of the wear-resistant performance of the guide rail (Chinese patents CN 201783819U, 203471340U, CN202240690U and CN 202622341U), designing the functional surface structure (Chinese patent CN 102501077A, CN 103111850A, CN 104786069A, CN 104551701A) and the like. However, these approaches all have a disadvantage: because the surface of the guide rail needs to be modified, the production cost is increased, and the surface of the guide rail cannot be maintained and used after the guide rail is worn for a period of time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that a self-lubrication type bionic texture guide rail device that automobile production line switching platform was used is provided, it can effectively realize the self-lubricating of supporting guide rail. Meanwhile, the device can also play a role in capturing abrasive dust, improve the frictional wear characteristic of the guide rail, reduce the working energy consumption of the switching platform and improve the working efficiency of the production line. In addition, the lubricating grease can be effectively prevented from suffering from environmental pollution.
The utility model discloses a self-lubricating bionic texture guide rail device for a transfer platform of an automobile production line, which comprises a transfer platform, at least two supporting guide rails, a plurality of self-lubricating guide rails and a plurality of supporting rollers carried by the transfer platform; the supporting guide rails are arranged in parallel, the lower parts of the supporting rollers are positioned in the supporting guide rails, at least a left supporting roller and a right supporting roller are arranged in each supporting guide rail, the self-lubricating guide rails are embedded into the bottom of the supporting guide rails, the upper planes of the self-lubricating guide rails are flush with the lowest points of the supporting rollers, and at least a left self-lubricating guide rail and a right self-lubricating guide rail are arranged in each supporting guide rail.
Further, the self-lubricating guide rail comprises a guide rail body, a guide rail end cover and an end cover screw; the guide rail body is of a box-shaped structure, lubricating grease is stored in a cavity of the guide rail body, a plurality of grooves are formed in the guide rail body, a plurality of micropores are formed in the middle of each groove and communicated with the cavity of the guide rail, guide rail end covers are mounted on the end face of the guide rail body through end cover screws, and the guide rail body is fastened below the supporting guide rail through screws at two ends.
Further, self-lubricating guide rail still includes backing plate, a plurality of adjusting bolt, and the backing plate setting is in the cavity of guide rail body, and adjusting bolt is from the bottom screw in of guide rail body, and supports in the bottom of backing plate.
Further, the self-lubricating guide rail is divided into a single-line type and a multi-line type; when the self-lubricating guide rail is a single-wire guide rail, the guide rail body is a single-wire guide rail body, a groove is arranged on the single-wire guide rail body along the length direction of the single-wire guide rail body, and a series of micropores are arranged in the center of the groove; when the self-lubricating guide rail is a multi-line guide rail, namely the guide rail body is a multi-line guide rail body, at least two grooves are arranged on the multi-line guide rail body along the length direction of the multi-line guide rail body, the shape of each groove is the same, the intervals are equal, and a series of micropores are arranged in the center of each groove.
Further, the groove on the guide rail body in the self-lubricating guide rail is an S-shaped groove, the geometric shape of the S-shaped groove is an image of a sine function, and the equation of the sine function is as follows:
in the formula, X0And Y0Denotes the starting position of the S-shaped groove, unit: mm;
Aithe amplitude of the S-shaped groove in the y direction is represented, and for the single-line type self-lubricating bionic texture guide rail: a. theiLess than or equal to B-20; for the multi-thread type self-lubricating bionic texture guide rail: a. theiLess than or equal to (B-20)/i; b is the width of the guide rail, and i is the number of the S-shaped grooves;
XTshowing the displacement of the S-shaped groove in the X-direction, X, during a periodT≤(L-2X0) L is the length of the guide rail and n is the number of cycles of the S-shaped groove in the x-direction.
Further, the micro-hole can be any one or any combination of a cylindrical grease guide hole, a counter bore cylindrical grease guide hole, a chamfer cylindrical grease guide hole and a conical grease guide hole.
Furthermore, the width of the groove is 2-5mm, and the diameter of the micropore is 1-2 mm.
The utility model discloses a set up recess and micropore, the small structure array of certain shape, size and array is processed out to the vice surface processing of friction that self-lubricating guide rail and supporting roller contacted, forms bionical texture to reduce friction, reducing wear and improved bearing capacity, and improved the friction vice. Specifically, the method comprises the following steps: the surface of the self-lubricating guide rail imitates the track characteristic in the crawling process of snakes, an S-shaped groove with certain depth and width is milled on the surface of the guide rail body, a series of micropore structures are machined in the center of the S-shaped groove, the micropores are communicated with the inner cavity of the guide rail body, lubricating grease in the cavity can flow into the S-shaped groove through the micropores, and when the supporting roller and the surface of the guide rail of the self-lubricating guide rail move in a contact mode, the lubricating grease in the S-shaped groove can be uniformly coated on the surface of the supporting guide rail along with the movement of the supporting roller, so that the efficient self-lubricating effect of. Therefore, the switching platform moves under the driving of the friction driving wheels on the side surface of the switching platform, and in the moving process of the switching platform, the self-contained supporting rollers are effectively contacted with the self-lubricating guide rails to bring lubricating grease in the self-lubricating guide rails to the supporting planes of the supporting guide rails.
The utility model has the advantages that: lubricating grease is always arranged on the supporting surface of the supporting guide rail through the self-lubricating guide rail, and the self-lubricating effect is good, so that the friction between the switching platform and the supporting guide rail is reduced; the lubricating grease is stored in the self-lubricating guide rail when not used, so that the lubricating grease can be effectively prevented from being polluted by the environment; the bionic texture surface has the function of providing a lubricating medium, can also play a role in capturing abrasive dust, can improve the frictional wear characteristic of the guide rail, reduces the working energy consumption of the switching platform and improves the working efficiency of a production line; the guide rail is simple to use, convenient to control and low in cost.
Drawings
Fig. 1 is a schematic structural view of the self-lubricating bionic texture guide rail device of the present invention;
FIG. 2 is a top view of FIG. 1 (with the adapter platform and support rollers removed);
fig. 3 is a schematic view of the self-lubricating guide rail of the present invention as a single-wire guide rail;
fig. 4 is a schematic view of the self-lubricating guide rail of the present invention as a multi-line guide rail;
FIG. 5 is a schematic end view of a self-lubricating rail;
FIG. 6 is a schematic view of a cylindrical grease guide hole;
FIG. 7 is a schematic view of a counterbore cylindrical grease guide hole;
FIG. 8 is a schematic view of a chamfered cylindrical grease guide hole;
fig. 9 is a schematic view of a tapered grease guiding hole.
In the figure: 1-a transfer platform; 2-supporting the guide rail; 3-self-lubricating guide rails; 4-supporting rollers; 5-friction drive wheels; 6-a multi-wire guide rail body; 7-guide rail end covers; 8-end cap screws; 9-a backing plate; 10-adjusting the bolt; 11-single-wire guide rail body; 12-a groove; 13-microwell; 14-automobile.
Detailed Description
According to the system composition characteristic and the operating mode condition of automobile production line switching platform, the utility model provides a two kinds of switching platforms of single line formula and polyline are with bionical texture guide rail device of self-lubrication type respectively.
Example 1
As shown in fig. 1 and fig. 2, the self-lubricating bionic texture guide rail device for the automobile production line switching platform of the present invention comprises a switching platform 1, at least two supporting guide rails 2, a plurality of self-lubricating guide rails 3, and a plurality of supporting rollers 4 carried by the switching platform; the supporting guide rails 2 are arranged in parallel, the lower parts of the supporting rollers 4 are positioned in the supporting guide rails 2, at least a left supporting roller 4 and a right supporting roller 4 are arranged in each supporting guide rail 2, the self-lubricating guide rails 3 are embedded into the bottom of the supporting guide rails 2, the upper planes of the self-lubricating guide rails are flush with the lowest points of the supporting rollers 4, and at least a left self-lubricating guide rail 3 and a right self-lubricating guide rail 3 are arranged in each supporting guide rail.
When the switching platform 1 works, the automobile 14 is placed on the switching platform 1, the switching platform 1 is driven by the friction driving wheel 5 on the side surface of the switching platform 1 to move, and therefore the automobile 14 reaches a specified position. In the process of moving the switching platform 1, the self-contained supporting roller 4 is effectively contacted with the self-lubricating guide rail 3, and the lubricating grease in the self-lubricating guide rail 3 is brought to the upper plane of the supporting guide rail 2, so that the lubricating grease is always contained on the supporting guide rail 2, and the friction between the switching platform (through the self-contained supporting roller) and the supporting guide rail is reduced.
Example 2
As shown in fig. 3 and 4, the self-lubricating bionic texture guide rail device of the present invention comprises: the self-lubricating guide rail 3 comprises a guide rail body, a guide rail end cover 7 and an end cover screw 8; the guide rail body is of a box-shaped structure, lubricating grease is stored in a cavity of the guide rail body, a plurality of grooves 12 are formed in the guide rail body, a plurality of micropores 13 are formed in the middle of each groove 12, the micropores 13 are communicated with the cavity of the guide rail, a guide rail end cover 7 is installed on the end face of the guide rail body through an end cover screw 8, and the guide rail body is fastened below the supporting guide rail 2 through screws at two ends.
As shown in fig. 5, as the utility model discloses an improved mode, the utility model discloses self-lubricating 3 among the bionic texture guide rail device of self-lubricating type still includes backing plate 9, a plurality of adjusting bolt 10, and backing plate 9 sets up in the cavity of guide rail body, and adjusting bolt 10 is from the bottom screw in of guide rail body, and supports the bottom at backing plate 9.
The up-down position of the backing plate 9 can be adjusted by rotating the adjusting bolt 10, so that the size of the cavity in the guide rail body can be adjusted. The grease stored in the cavity of the guide rail body has better viscosity characteristic requirement and cannot be lost, but the grease on the surface of the supporting guide rail 2 is lost, and when the grease in the guide rail body is used for a period of time and is reduced, the upper surface of the cavity is free from the grease, the cushion plate 9 is adjusted upwards through the adjusting bolt 10, the space of the grease is compressed, the upper surface of the cavity is filled with the grease, so that the grease reaches the guide rail through the micropores, and even if a proper amount of grease flows out to compensate the loss of the grease on the surface of the supporting guide rail.
Example 3
As shown in fig. 3 and 4, the utility model discloses according to what of guide rail body upper groove quantity, divide into the single line type and multi-thread type with self-lubricating guide rail 3: when the self-lubricating guide rail is a single-wire guide rail, the guide rail body is a single-wire guide rail body 11, a groove 12 is arranged on the single-wire guide rail body 11 along the length direction of the single-wire guide rail body, and a series of micropores 13 are arranged in the center of the groove; when the self-lubricating guide rail is a multi-line guide rail, namely the guide rail body is a multi-line guide rail body 6, at least two grooves 12 are arranged on the multi-line guide rail body 6 along the length direction of the multi-line guide rail body, the shape of each groove is the same, the intervals are equal, and a series of micropores 13 are arranged in the center of each groove. The self-lubricating guide rail is determined according to the system composition characteristics and the working condition of the automobile production line switching platform.
Example 4
Wherein, the recess 12 on the guide rail body is the preferred S-shaped groove among the self-lubricating guide rail 3, and the geometry in S-shaped groove is the image of sinusoidal function, and the equation of sinusoidal function is as follows:
in the formula, X0And Y0Denotes the starting position of the S-shaped groove, unit: mm;
Aithe amplitude of the S-shaped groove in the y direction is represented, and for the single-line type self-lubricating bionic texture guide rail: a. theiLess than or equal to B-20; for the multi-thread type self-lubricating bionic texture guide rail: a. theiLess than or equal to (B-20)/i; b is the width of the guide rail, and i is the number of the S-shaped grooves;
XTshowing the displacement of the S-shaped groove in the X-direction, X, during a periodT≤(L-2X0) L is the length of the guide rail and n is the number of cycles of the S-shaped groove in the x-direction.
As shown in fig. 3 and 4, the surface of the guide rail body contacting the support roller 4 is provided with a microtexture having a bionic feature, and the basic method is as follows: by analyzing the track characteristics of most snakes in the crawling process and imitating the track characteristics of the snakes in the crawling process, the surface of the guide rail body is milled to form an S-shaped groove with certain depth and width, the geometric shape of the S-shaped groove must have certain regularity for convenient processing, and the geometric shape of the S-shaped groove is described by adopting a sine function equation.
A series of micropore structures are processed in the center of the S-shaped groove, the micropores are communicated with the inner cavity of the guide rail body, and lubricating grease in the cavity can flow into the S-shaped groove through the micropores. When the supporting roller 4 moves in contact with the surface of the self-lubricating guide rail 3, the lubricating grease in the S-shaped groove can be uniformly coated on the surface of the supporting guide rail 2 along with the movement of the supporting roller 4, so that the efficient self-lubricating effect of the supporting guide rail 2 is realized. In the working process of the guide rail, the S-shaped groove has the function of providing a lubricating medium and can also play a role in capturing abrasive dust, so that the friction reducing and abrasion reducing effects of the guide rail are effectively improved.
Example 5
As shown in fig. 6, 7, 8, and 9, the micro-holes 13 may be divided into four types, i.e., cylindrical grease guide holes, counter-bore cylindrical grease guide holes, chamfered cylindrical grease guide holes, and tapered grease guide holes, according to the structural features of the micro-holes machined in the self-lubricating guide groove. Therefore, the micro-hole in the groove can be any one or any combination of a cylindrical grease guide hole, a counter bore cylindrical grease guide hole, a chamfer cylindrical grease guide hole and a conical grease guide hole. The counter bore cylindrical grease guide hole, the chamfer cylindrical grease guide hole and the conical grease guide hole can better prevent lubricating grease from overflowing. On the guide rail body of self-lubricating guide rail: the width of the groove is 2-5mm, and the diameter of the micropore is 1-2 mm.
The utility model discloses a set up recess and micropore, make the minor structure array of certain shape, size and array of friction pair surface processing who contacts at work platform 1 from the supporting roller 4 in area and self-lubricating guide rail 3, form bionic texture to reduce friction, reducing wear and tear and improved bearing capacity, and improved the friction pair.
The guide rail device of the utility model can effectively avoid the lubricating grease from being polluted by the environment, the bionic texture surface has the function of providing a lubricating medium, and the self-lubricating effect is good; the bionic texture surface can also play a role in capturing abrasive dust, so that the frictional wear characteristic of the guide rail can be effectively improved, the working energy consumption of the transfer platform is reduced, and the working efficiency of a production line is improved.
Claims (7)
1. Self-lubricating bionic texture guide rail device for automobile production line switching platform, characterized in that: the self-lubricating device comprises a switching platform (1), at least two supporting guide rails (2), a plurality of self-lubricating guide rails (3) and a plurality of supporting rollers (4) carried by the switching platform; the supporting guide rails (2) are arranged in parallel, the lower parts of the supporting rollers (4) are positioned in the supporting guide rails (2), each supporting guide rail (2) is internally provided with at least a left supporting roller and a right supporting roller (4), the self-lubricating guide rails (3) are embedded into the bottom of the supporting guide rails (2), the upper planes of the self-lubricating guide rails are flush with the lowest points of the supporting rollers (4), and each supporting guide rail (2) is internally provided with at least a left self-lubricating guide rail and a right self-lubricating guide rail (3).
2. The self-lubricating biomimetic textured rail device of claim 1, wherein: the self-lubricating guide rail (3) comprises a guide rail body, a guide rail end cover (7) and an end cover screw (8); the guide rail body is of a box-shaped structure, lubricating grease is stored in a cavity of the guide rail body, a plurality of grooves (12) are formed in the guide rail body, a plurality of micropores (13) are formed in the middle of each groove (12), the micropores (13) are communicated with the cavity of the guide rail, a guide rail end cover (7) is installed on the end face of the guide rail body through an end cover screw (8), and the guide rail body is fastened below the supporting guide rail (2) through screws at two ends.
3. The self-lubricating biomimetic textured rail device of claim 2, wherein: self-lubricating guide rail (3) still include backing plate (9), a plurality of adjusting bolt (10), and backing plate (9) set up in the cavity of guide rail body, and adjusting bolt (10) are from the bottom screw in of guide rail body, and support in the bottom of backing plate (9).
4. The self-lubricating biomimetic textured rail device of claim 2, wherein: the self-lubricating guide rail (3) is divided into a single-line type and a multi-line type; when the self-lubricating guide rail is a single-wire guide rail, the guide rail body is a single-wire guide rail body (11), a groove (12) is arranged on the single-wire guide rail body (11) along the length direction of the single-wire guide rail body, and a series of micropores (13) are arranged in the center of the groove; when the self-lubricating guide rail is a multi-line guide rail, namely the guide rail body is a multi-line guide rail body (6), at least two grooves (12) are arranged on the multi-line guide rail body (6) along the length direction of the multi-line guide rail body, the shape of each groove is the same, the distance between the grooves is equal, and a series of micropores (13) are arranged in the center of each groove.
5. The self-lubricating biomimetic textured rail device of claim 4, wherein: the groove (12) on the guide rail body in the self-lubricating guide rail is an S-shaped groove, the geometric shape of the S-shaped groove is an image of a sine function, and the equation of the sine function is as follows:
in the formula, X0And Y0Denotes the starting position of the S-shaped groove, unit: mm;
Aithe amplitude of the S-shaped groove in the y direction is represented, and for the single-line type self-lubricating bionic texture guide rail: a. theiLess than or equal to B-20; for the multi-thread type self-lubricating bionic texture guide rail: a. theiLess than or equal to (B-20)/i; b is the width of the guide rail, and i is the number of the S-shaped grooves;
XTshowing the displacement of the S-shaped groove in the X-direction, X, during a periodT≤(L-2X0) L is the length of the guide rail and n is the number of cycles of the S-shaped groove in the x-direction.
6. The self-lubricating biomimetic textured rail device of claim 2, wherein: the micro-hole (13) can be any one or any combination of a cylindrical grease guide hole, a counter bore cylindrical grease guide hole, a chamfer cylindrical grease guide hole and a conical grease guide hole.
7. The self-lubricating biomimetic textured rail device of claim 2, wherein: the width of the groove (12) is 2-5mm, and the diameter of the micropore (13) is 1-2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920596516.5U CN210068753U (en) | 2019-04-28 | 2019-04-28 | Self-lubricating bionic texture guide rail device for automobile production line switching platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920596516.5U CN210068753U (en) | 2019-04-28 | 2019-04-28 | Self-lubricating bionic texture guide rail device for automobile production line switching platform |
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| CN210068753U true CN210068753U (en) | 2020-02-14 |
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| CN201920596516.5U Expired - Fee Related CN210068753U (en) | 2019-04-28 | 2019-04-28 | Self-lubricating bionic texture guide rail device for automobile production line switching platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056572A (en) * | 2019-04-28 | 2019-07-26 | 安徽瑞泰智能装备有限公司 | The bionical texture track-type facilities of the self-lubricating type of auto production line transfer platform |
-
2019
- 2019-04-28 CN CN201920596516.5U patent/CN210068753U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056572A (en) * | 2019-04-28 | 2019-07-26 | 安徽瑞泰智能装备有限公司 | The bionical texture track-type facilities of the self-lubricating type of auto production line transfer platform |
| CN110056572B (en) * | 2019-04-28 | 2024-06-18 | 安徽瑞泰智能装备有限公司 | Self-lubricating bionic texture guide rail device for automobile production line switching platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Self lubricating bionic texture guide rail device for transfer platform of automobile production line Effective date of registration: 20220414 Granted publication date: 20200214 Pledgee: Bank of Communications Co.,Ltd. MAANSHAN branch Pledgor: Anhui Ruitai Intelligent Equipment Co.,Ltd. Registration number: Y2022980004210 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230424 Granted publication date: 20200214 Pledgee: Bank of Communications Co.,Ltd. MAANSHAN branch Pledgor: Anhui Ruitai Intelligent Equipment Co.,Ltd. Registration number: Y2022980004210 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |