CN113942915B - Method for disassembling clamping bearing pad - Google Patents
Method for disassembling clamping bearing pad Download PDFInfo
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- CN113942915B CN113942915B CN202111209394.8A CN202111209394A CN113942915B CN 113942915 B CN113942915 B CN 113942915B CN 202111209394 A CN202111209394 A CN 202111209394A CN 113942915 B CN113942915 B CN 113942915B
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- bearing pad
- clamping bearing
- movable beam
- pin shaft
- clamping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B19/00—Mining-hoist operation
- B66B19/02—Installing or exchanging ropes or cables
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/56—Reuse, recycling or recovery technologies of vehicles
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a method for disassembling a clamping bearing pad, which comprises the following steps: s10, preparing a clamping bearing pad dismounting mechanism, wherein the clamping bearing pad dismounting mechanism comprises a movable beam; s20, placing the movable beam on a support, wherein one end of the movable beam is supported on the support, and the other end of the movable beam faces to the end face of a clamping bearing pad to be disassembled; and along with the movement of the clamping bearing pad to be disassembled towards the direction of the clamping bearing pad disassembling mechanism, the movable beam is lifted along with the lifting of one end of the movable beam, which is propped against the end face of the clamping bearing pad, so that the clamping bearing pad is jacked out from the mounting groove of the clamping bearing body. The clamping bearing pad dismounting method disclosed by the invention can improve the replacement efficiency of the bearing pad and reduce the labor intensity of maintenance personnel.
Description
Technical Field
The invention relates to the technical field of rope changing vehicles, in particular to a clamping bearing pad dismounting method for dismounting a bearing pad arranged on a clamping bearing body.
Background
At present, in the vertical shaft operation of mines in China, a multi-rope friction type lifting system is increasingly widely applied, is a key link of mine production, is responsible for heavy lifting and transporting tasks, and is heavy in required overhauling and maintenance work. The steel wire rope of the hoisting system can generate plastic elongation or damage under the composite influence of various factors such as working stress, environment and the like, and must be adjusted or replaced regularly. When carrying out hoisting rope and changing, often need use special change rope car equipment to change, change rope car equipment and generally include the automobile body, install the sprocket on the automobile body, install at the epaxial driving chain of chain and install the centre gripping supporting body on the driving chain, the driving chain sets up in pairs for centre gripping supporting body on two driving chains sets up in order to press from both sides tight hoisting rope relatively. After the clamping supporting body on the transmission chain of the rope changing vehicle clamps the hoisting steel wire rope, the transmission chain is driven to rotate through the chain wheel, and the clamping supporting body drives the steel wire rope to move along with the transmission chain, so that the steel wire rope is replaced.
In order to increase the clamping friction force of the clamping bearing body on the transmission chain when the hoisting steel wire rope is clamped, a clamping bearing pad is arranged on the clamping bearing body, and the clamping bearing pad is arranged in an installation groove formed in the clamping bearing body. However, the clamping and bearing pad is easy to age and damage due to long-term use, and the clamping and bearing pad needs to be replaced periodically, or when a rope body with different types or sizes needs to be clamped, the clamping and bearing pad also needs to be replaced. However, in the actual process of replacing the clamping bearing pads, the clamping bearing pads need to be manually disassembled one by an operator, the disassembly difficulty is high, the disassembly is inconvenient, the efficiency of replacing and disassembling the clamping bearing pads is low, and the labor intensity of maintenance personnel is high due to the fact that the clamping bearing pads are large in number.
Disclosure of Invention
The invention aims to provide a clamping bearing pad disassembling method which can improve the replacement efficiency of a clamping bearing pad and reduce the labor intensity of maintenance personnel.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a method for disassembling a clamping bearing pad is characterized by comprising the following steps:
s10, preparing a clamping bearing pad dismounting mechanism, wherein the clamping bearing pad dismounting mechanism comprises a movable beam;
s20, placing the movable beam on a support, wherein one end of the movable beam is supported on the support, and the other end of the movable beam faces to the end face of a clamping bearing pad to be disassembled; and along with the movement of the clamping bearing pad to be disassembled towards the direction of the clamping bearing pad disassembling mechanism, the movable beam is lifted along with the lifting of one end of the movable beam, which is propped against the end face of the clamping bearing pad, so that the clamping bearing pad is jacked out from the mounting groove of the clamping bearing body.
Preferably, in step S20, the clamp bearing pads are driven by a drive chain.
Preferably, in step S20, after the clamping pad is ejected, the end surface of the movable beam faces the next clamping pad to be disassembled, and as the clamping pad to be disassembled moves towards the clamping pad disassembling mechanism, the end of the movable beam, which is pressed against the end surface of the clamping pad to be disassembled, is lifted up, so as to eject the clamping pad to be disassembled from the installation slot of the clamping pad.
Preferably, the locking member locking the clamping bearing pad and the clamping bearing body is detached before performing step S20.
Preferably, centre gripping bearing pad disassembly body still includes the mount pad, the one end of walking beam rotationally connects through first round pin axle on the mount pad, the mount pad is installed on the support, the walking beam passes through the mount pad and supports on the support.
Preferably, the centre gripping bearing pad disassembly body still includes a supporting beam, the one end of a supporting beam rotationally connects through second round pin axle on the walking beam, the other end of a supporting beam passes through the rotatable connection of third round pin axle on the mount pad, third round pin axle is located the below of first round pin axle.
Preferably, the mounting seat is provided with a first pin shaft seat and a third pin shaft seat, the movable beam is provided with a second pin shaft seat, the first pin shaft is arranged on the first pin shaft seat, the second pin shaft is arranged on the second pin shaft seat, the third pin shaft is arranged on the third pin shaft seat, the movable beam is provided with a first pin hole, the first pin shaft penetrates through the first pin hole, the support beam is provided with a second pin hole and a third pin hole, and the second pin shaft and the third pin shaft penetrate through the second pin hole and the third pin hole respectively.
Preferably, the first pin hole and/or the second pin hole and/or the third pin hole are oblong holes.
Preferably, the cross section of the movable beam is in the shape of a semicircular pipe which is open upwards.
Preferably, the mounting seat is provided with a mounting hole, and the mounting seat is detachably mounted on the bracket through the mounting hole.
According to the clamping bearing pad dismounting method provided by the invention, by using the clamping bearing pad dismounting mechanism, when the clamping bearing pad is dismounted, the clamping bearing pad can be dismounted from the clamping bearing body very easily only by pushing the movable beam against the end part of the clamping bearing pad to be dismounted and then moving the clamping bearing pad towards the direction of the movable beam, so that the clamping bearing pad dismounting method provided by the invention has the advantages of high bearing replacement efficiency and low labor intensity of personnel.
Drawings
FIG. 1 is a flow chart of a method for removing a clamping pad according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a method for removing the clamping pad shown in FIG. 1;
FIG. 3 is a schematic structural diagram illustrating a method for disassembling a clamping pad according to another embodiment of the present invention;
FIG. 4 is a front view of FIG. 3;
FIG. 5 is a schematic structural view of a preferred clamp pad release mechanism;
description of the reference numerals:
1-a walking beam; 2-a scaffold; 3-clamping the bearing pad; 4-clamping the supporting body; 5-mounting a base; 6-a support beam; 7-a first pin; 8-a second pin shaft; 9-a third pin shaft; 10-a first pin shaft seat; 12-a second pin shaft seat; 13-third pin shaft seat; 14-a second pin hole; 15-a third pin hole; 16-a drive chain; 17-a sprocket.
Detailed Description
The invention is further described with reference to the following figures and embodiments. The use and purpose of these exemplary embodiments are to illustrate the present invention, not to limit the actual scope of the present invention in any way, and not to limit the scope of the present invention in any way.
In order to improve the replacement efficiency of the clamping bearing pad and reduce the labor intensity of maintenance personnel, the invention provides a method for disassembling the clamping bearing pad, which comprises the following steps as shown in figure 1:
s10, preparing a clamping bearing pad dismounting mechanism, wherein the clamping bearing pad dismounting mechanism comprises a movable beam 1; as shown in fig. 2, the movable beam 1 is a rod-shaped structure, and two ends of the movable beam can be respectively supported on the bracket 2 of the rope changing trolley and the end surface of the clamping bearing pad 3 to be detached.
S20, placing the movable beam 1 on the support 2, wherein one end of the movable beam 1 is supported on the support 2, and the other end of the movable beam 1 faces the end face of the clamping bearing pad 3 to be disassembled. The movable beam 1 faces the end face of the clamping bearing pad 3 to be disassembled, and after one end of the movable beam 1 is supported on the bracket 2, the other end of the movable beam 1 just props against the clamping bearing pad 3; or after one end of the movable beam 1 is supported on the bracket 2, along with the movement of the movable clamping bearing pad 3, the other end of the movable beam 1 is propped against the end surface of the clamping bearing pad 3.
Along with the movement of the clamping bearing pad 3 to be disassembled towards the direction of the clamping bearing pad disassembling mechanism, one end of the movable beam 1, which is pressed against the end face of the clamping bearing pad 3, is lifted along with the movement, and the clamping bearing pad 3 is ejected out of the mounting groove of the clamping bearing body 4. The gripping and carrying pads 3 are preferably driven by a drive chain 16. Specifically, the sprocket 17 may be driven to rotate by an electric or hydraulic motor, and the drive chain 16 mounted on the sprocket 17 moves therewith, thereby moving the clamp pad 3 mounted on the drive chain 16.
As shown in fig. 2, as the clamping cushion 3 moves to the left, the clamping cushion 3 pushes the movable beam 1 to rotate counterclockwise, the right end of the movable beam 1 is lifted up, and the clamping cushion 3 is jacked up to the upper right, so that the clamping cushion 3 is jacked out from the mounting groove of the clamping cushion 4.
When the clamping bearing pad 3 needs to be replaced continuously, in step S20 of the method provided by the present invention, after the clamping bearing pad 3 is ejected, the end surface of the movable beam 1 faces the next clamping bearing pad 3 to be disassembled, and as the clamping bearing pad 3 to be disassembled moves towards the clamping bearing pad disassembling mechanism, the movable beam 1 abuts against the end surface of the clamping bearing pad 3 to be disassembled, and the end of the movable beam 1 abutting against the clamping bearing pad 3 is lifted up, so as to eject the clamping bearing pad 3 to be disassembled from the mounting groove of the clamping bearing pad 4.
When the clamping bearing pad 3 to be replaced is a plurality of blocks, the movable beam 1 faces the clamping bearing pad 3 to be detached and can be replaced along with the movement of the clamping bearing pad 3. When the clamping bearing pad 3 is selectively replaced, the right end of the movable beam 1 can be lifted upwards, so that the clamping bearing pad 3 which does not need to be replaced can be used. When all the clamping bearing pads 3 need to be replaced, the movable beam 1 can be repeatedly made to support each clamping bearing pad 3 until all the clamping bearing pads 3 are extruded and fall off, and the clamping bearing pad dismounting work on the transmission chain is completed.
In the present invention, if the locking member is installed between the clamp pad 3 and the clamp carrier 4 to be disassembled, the locking member locking the clamp pad 3 and the clamp carrier 4 is disassembled before performing the step S20. The anti-loosening piece can be a hexagonal cone end fastening screw fixedly installed on the end face of the clamping bearing body 4.
In another embodiment of the present invention, the clamping and load-bearing pad removing mechanism prepared in the clamping and load-bearing pad removing method further comprises an installation base 5, and one end of the movable beam 1 is rotatably connected to the installation base 5 through a first pin 7. The mounting seat 5 is mounted on the support 2, and the movable beam 1 is supported on the support 2 through the mounting seat 5. The mounting base 5 may adopt various existing mounting structures. Preferably, as shown in fig. 5, the mounting base 5 includes a bottom plate, a vertical plate and a supporting plate, the lower end of the vertical plate is vertically and fixedly connected to the right end of the bottom plate through a common connection manner such as welding, so that the bottom plate and the vertical plate form an L-shaped structure, and the bottom plate and the vertical plate can be an integrated structure. The supporting plate is a triangular plate, and two right-angle sides of the supporting plate are respectively fixed on the vertical plate and the bottom plate. The mounting seat 5 is provided with a mounting hole, and the mounting seat 5 is detachably mounted on the support 2 through the mounting hole. Specifically, the mounting hole is formed in the bottom plate.
In the method for dismounting the clamping bearing pad, the movable beam 1 is supported and connected with the bracket 2 through the mounting seat 5, and when the method for dismounting the clamping bearing pad is implemented, an operator only needs to control one end of the movable beam 1, which faces the clamping bearing pad 3, so that the clamping bearing pad is more convenient to dismount.
In a more preferred method for detaching the clamping and bearing pad of the present invention, as shown in fig. 3 and 4, the clamping and bearing pad detaching mechanism further includes a supporting beam 6, one end of the supporting beam 6 is rotatably connected to the movable beam 1 through a second pin 8, the other end of the supporting beam 6 is rotatably connected to the mounting base 5 through a third pin 9, and the third pin 9 is located below the first pin 7.
In this embodiment, when the method for detaching the clamping bearing pad is implemented, the transmission chain 16 drives the clamping bearing pad 3 to move leftward, the movable beam 1 abuts against the clamping bearing pad 3, and along with the fact that the clamping bearing pad 3 continues to move leftward, the left end of the movable beam 1 rotates around the axis of the first pin 7, and the right end of the movable beam 1 gradually rises upward to eject the clamping bearing pad 3, and then the movable beam 1 falls downward under the action of self weight, at this time, the supporting beam 6 can support the movable beam 1, so that the movable beam 1 returns to the initial position, and at this time, the end of the movable beam 1 can be aligned with the next clamping bearing pad 3 to be detached, so that when the method for detaching the clamping bearing pad is implemented, the movable beam 1 does not need to be manually controlled, and the clamping bearing pad detaching mechanism is more convenient to use.
In the above embodiment, the movable beam 1 may be hinged to the mounting seat 5 in various ways, and the support beam 6 may be hinged to the movable beam 1 and the mounting seat 5 in various ways. Preferably, the mounting seat 5 is provided with a first pin shaft seat 10 and a third pin shaft seat 13, and specifically, the first pin shaft seat 10 and the third pin shaft seat 13 are both fixed on the vertical plate. The first pin shaft seat 10 is positioned above the second pin shaft seat 12, the movable beam 1 is provided with the second pin shaft seat 12, and the second pin shaft seat 12 is preferably positioned at one end of the middle part of the movable beam 1 close to the mounting seat 5. The first pin shaft 7 is installed on the first pin shaft seat 10, the second pin shaft 8 is installed on the second pin shaft seat 12, and the third pin shaft 9 is installed on the third pin shaft seat 13. Preferably, the first pin shaft seat 10, the second pin shaft seat 12 and the third pin shaft seat 13 each include two parallel mounting plates, and both ends of the pin shaft penetrate through the mounting plates on both sides and then are fixed on the pin shaft seats. Of course, the pin shaft can also be rotatably mounted on the pin shaft seat through the structure of the bearing.
A first pin hole is formed in the movable beam 1 and located at the left end of the movable beam 1, the left end of the movable beam 1 is inserted into a first pin shaft seat 10, and a first pin shaft 7 mounted on the first pin shaft seat 10 penetrates through the first pin hole. As shown in fig. 2, the support beam 6 is provided with a second pin hole 14 and a third pin hole 15, the second pin hole 14 and the third pin hole 15 are respectively located at the right end and the left end of the support beam 6, and the right end and the left end of the support beam 6 are respectively inserted into the second pin shaft seat 12 and the third pin shaft seat 13. A second pin shaft 8 arranged on the second pin shaft seat 12 and a third pin shaft 9 arranged on the third pin shaft seat 13 respectively penetrate through the second pin hole 14 and the third pin hole 15.
In the above embodiment, by providing the first pin shaft seat 10, the second pin shaft seat 12, and the third pin shaft seat 13, the first pin shaft 7, the second pin shaft 8, and the third pin shaft 9 can be firmly and stably installed on the pin shaft seats, and when the clamping bearing pad is detached, the movable beam 1 can be rotated stably, so that the movable beam 1 can be prevented from damaging the clamping bearing pad 3 due to the unsmooth rotation.
In the present invention, the gradual lifting of the end of the movable beam 1 in contact with the clamping bearing pad 3 during the process of detaching the clamping bearing pad 3 can be achieved by various suitable structures.
Preferably, the first pin hole and/or the second pin hole 14 and/or the third pin hole 15 are oblong circular holes. I.e., any one of the first pin hole, the second pin hole 14, the third pin hole 15, or any two or three of them are oblong holes. By arranging the pin holes as the long round holes, in the process that the clamping bearing pad 3 moves towards the movable beam 1, the hinged point of the movable beam 1 and the supporting beam 6 or the mounting seat 5 moves along with the pin holes, so that the right end of the movable beam 1 can be lifted upwards while the movable beam 1 is hinged and connected with the supporting beam 6 and the mounting seat 5.
For example, in a preferred embodiment, as shown in fig. 2, the second pin hole 14 and the third pin hole 15 formed in the support beam 6 are both oblong holes, and the distance between the second pin shaft 8 and the third pin shaft 9 can be changed, so that the right end of the movable beam 1 that clamps the cushion removing mechanism can rotate around the first pin shaft 7, and the right end of the movable beam 1 can be lifted.
Or, a sliding groove is formed in the movable beam 1, the length direction of the sliding groove is along the length direction of the movable beam 1, the second pin shaft seat 12 is installed in the sliding groove, and the second pin shaft seat 12 can slide on the movable beam 1 along the length direction of the movable beam 1. In this embodiment, the second pin shaft seat 12 can slide along the length direction of the movable beam 1 through the sliding groove, when the clamping bearing pad 3 is disassembled, along with the leftward movement of the clamping bearing pad 3, the second pin shaft seat 12 can move towards the left end of the movable beam 1 on the movable beam 1, so that the right end of the movable beam 1 rotates counterclockwise around the first pin shaft 7 and is lifted upwards, and the clamping bearing pad 3 is ejected out of the mounting groove of the clamping bearing body 4.
In case of a large contact area with the clamping bearing pad 3, the travelling beam 1 may take the form of a structure of any suitable cross-sectional shape, such as a circular cross-section or the like. In a preferred embodiment, as shown in fig. 1, the cross-sectional shape of the walking beam 1 is a semicircular tube shape that is open upward. In this embodiment, make the cross sectional shape of walking beam 1 be half circular tube form, can be when dismantling centre gripping bearing pad 3 for in the greasy dirt on centre gripping bearing pad 3 is collected walking beam 1, avoid polluting centre gripping bearing pad disassembly body and trading the rope car.
Therefore, the clamping bearing pad dismounting method provided by the invention has the advantages that the clamping bearing pad dismounting mechanism is arranged on the bracket 2 of the device such as the rope changing vehicle, and the top end of the movable beam 1 is pressed and fixed on the end surface of the clamping bearing pad 3 on the transmission chain 16 by utilizing the movement of the clamping bearing body, so that the clamping bearing pad 3 on the transmission chain 16 cannot rotate along with the transmission chain, and the clamping bearing pad 3 on the transmission chain 16 is pressed and falls off under the action of the pressing force.
The sequence of the above embodiments is only for convenience of description, and does not represent the advantages and disadvantages of the embodiments.
In the present invention, when a component is referred to as being "secured" to another component, it can be directly secured to the other component or intervening components may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed" on another element, it can be directly on the other element or intervening elements may also be present.
In the present invention, orientation words such as "up, down, left and right" are defined, and in the case where no description is given to the contrary, the orientation words are defined in the normal use of the grip pad remover according to the present invention and correspond to the up, down, left and right directions shown in fig. 2. The term "inner and outer" refers to the inner and outer contours of the respective component parts. These directional terms are used for ease of understanding and are not intended to limit the scope of the present invention.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A method for disassembling a clamping bearing pad is characterized by comprising the following steps:
s10, preparing a clamping bearing pad dismounting mechanism, wherein the clamping bearing pad dismounting mechanism comprises a movable beam (1);
s20, placing the movable beam (1) on a support (2), wherein one end of the movable beam (1) is supported on the support (2), and the other end of the movable beam (1) faces the end face of a clamping bearing pad (3) to be disassembled; along with the movement of the clamping bearing pad (3) to be disassembled towards the direction of the clamping bearing pad disassembling mechanism, one end of the movable beam (1) which is propped against the end face of the clamping bearing pad (3) is lifted along with the movement, and the clamping bearing pad (3) is propped out from the installation groove of the clamping bearing body (4); the clamping bearing pad (3) is used for replacing the rope trolley;
the clamping bearing pad dismounting mechanism further comprises a mounting seat (5), one end of the movable beam (1) is rotatably connected to the mounting seat (5) through a first pin shaft (7), the mounting seat (5) is mounted on the support (2), and the movable beam (1) is supported on the support (2) through the mounting seat (5); the clamping bearing pad dismounting mechanism further comprises a supporting beam (6), one end of the supporting beam (6) is rotatably connected to the movable beam (1) through a second pin shaft (8), the other end of the supporting beam (6) is rotatably connected to the mounting seat (5) through a third pin shaft (9), and the third pin shaft (9) is located below the first pin shaft (7); a first pin hole is formed in the movable beam (1), the first pin shaft (7) penetrates through the first pin hole, a second pin hole (14) and a third pin hole (15) are formed in the supporting beam (6), and the second pin shaft (8) and the third pin shaft (9) penetrate through the second pin hole (14) and the third pin hole (15) respectively; the first pin hole and/or the second pin hole (14) and/or the third pin hole (15) are oblong holes;
when the clamping bearing pad (3) is ejected, the movable beam (1) falls under the action of the dead weight, the supporting beam (6) can support the movable beam (1) to enable the movable beam (1) to return to the initial position, the end part of the movable beam (1) can be aligned to the next clamping bearing pad (3) to be detached, and along with the movement of the clamping bearing pad (3) to be detached towards the clamping bearing pad detaching mechanism, one end, which is ejected on the end face of the clamping bearing pad (3) to be detached, of the movable beam (1) is lifted along with the movable beam, and the clamping bearing pad (3) to be detached is ejected from the mounting groove of the clamping bearing body (4).
2. The clamp pad dismounting method according to claim 1, wherein in step S20, the clamp pad (3) is driven by a transmission chain (16).
3. The clamp pad disassembly method of claim 1, wherein the anti-loose piece locking the clamp pad (3) and clamp carrier (4) is disassembled before performing step S20.
4. The method for disassembling clamped bearing pads according to claim 1, characterized in that said mounting seat (5) is provided with a first pin shaft seat (10) and a third pin shaft seat (13), said walking beam (1) is provided with a second pin shaft seat (12), said first pin shaft (7) is mounted on said first pin shaft seat (10), said second pin shaft (8) is mounted on said second pin shaft seat (12), and said third pin shaft (9) is mounted on said third pin shaft seat (13).
5. The method for dismounting clamping bearing pads according to claim 1, characterized in that the cross-sectional shape of the movable beam (1) is a semicircular tube shape which is open upwards.
6. The method for dismounting a clamping bearing pad according to claim 4, wherein the mounting seat (5) is provided with a mounting hole, and the mounting seat (5) is detachably mounted on the bracket (2) through the mounting hole.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111209394.8A CN113942915B (en) | 2021-10-18 | 2021-10-18 | Method for disassembling clamping bearing pad |
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|---|---|---|---|
| CN202111209394.8A CN113942915B (en) | 2021-10-18 | 2021-10-18 | Method for disassembling clamping bearing pad |
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| CN113942915A CN113942915A (en) | 2022-01-18 |
| CN113942915B true CN113942915B (en) | 2023-04-04 |
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