CN115199680A - Forced brake release device and method for walking motor - Google Patents
Forced brake release device and method for walking motor Download PDFInfo
- Publication number
- CN115199680A CN115199680A CN202210800355.3A CN202210800355A CN115199680A CN 115199680 A CN115199680 A CN 115199680A CN 202210800355 A CN202210800355 A CN 202210800355A CN 115199680 A CN115199680 A CN 115199680A
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- brake piston
- braking
- slider
- brake
- piston
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 9
- 238000011017 operating method Methods 0.000 claims 1
- 230000008569 process Effects 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2127/00—Auxiliary mechanisms
- F16D2127/02—Release mechanisms
Abstract
The invention provides a forced brake release device and a method for a traveling motor, which relate to the field of hydraulic control elements and comprise a shell, a sliding block which is in sliding fit in a preset slide way of the shell, and an adjusting rod of which one end is connected with the sliding block, wherein two sides of the axis of the end part of the sliding block are respectively provided with a diagonal plane; aiming at the problem that the existing brake piston is directly driven to realize that the brake release is difficult to realize, the slide block with the inclined plane is utilized to push the brake piston from the side surface, the load part of the brake piston is transferred to the slide way matched with the slide block, the load to the matching position of the adjusting rod and the shell is reduced, the load force can be transferred to the slide ways above and below the slide block when the inclined plane is stressed, and the stress area is increased to ensure the stability of the slide block.
Description
Technical Field
The invention relates to the field of hydraulic control elements, in particular to a forced brake release device and a method for a walking motor.
Background
For engineering equipment driven by a walking motor, when parking, a plurality of springs of the walking motor can press a brake piston, the rotation of the walking motor is locked, and the motor cannot rotate if a vehicle is not started. When the engineering equipment is maintained and debugged, the running motor needs to rotate in a parking state, and in order to meet the requirement, a structure for relieving braking needs to be configured.
At present, the forced brake release is carried out in the parking state, the forced brake release is carried out by depending on an external hydraulic device, the external hydraulic device is used for driving a brake piston to move reversely, the brake state is released, on one hand, the external hydraulic device is inconvenient to access, the debugging and the maintenance of the whole vehicle are difficult to realize under the condition that the vehicle cannot be started or the external hydraulic device cannot be provided, and on the other hand, some hydraulic motors are difficult to be butted with the external hydraulic device, so that the brake release cannot be carried out through the external hydraulic device. In the prior art, some braking releasing elements formed by connecting a braking piston through a shell by a fastening piece pass through the shell, the fastening piece can pull the braking piston, so that the braking piston overcomes the extrusion force of a spring to move reversely to achieve the purpose of releasing braking, but the traction force required by the braking piston is larger, the thread matching part of the fastening piece with a small diameter is difficult to meet the requirement of the traction force, and the thread failure and hydraulic leakage are easily caused; the large diameter fasteners can affect the strength of the brake structure housing while increasing the sealing difficulty.
Disclosure of Invention
The invention aims to provide a forced brake release device and a forced brake release method for a walking motor, aiming at the defects in the prior art, the slide block with the inclined plane is used for pushing a brake piston from the side surface, the load part of the brake piston is transferred to a slide way matched with the slide block, the load on the matching position of an adjusting rod and a shell is reduced, the inclined plane can transmit the load force to the slide ways above and below the slide block when being stressed, and the stressed area is increased to ensure the stability of the slide block.
The first purpose of the invention is to provide a forced brake-releasing device for a walking motor, which adopts the following scheme:
slider, the regulation pole of one end link block in the slide are predetermine to casing including casing, sliding fit, and slider tip axis both sides are equipped with the scarf respectively, and the scarf butt brake piston of slider axis one side forms the face contact to promote the brake piston and remove, adjust the pole other end and extend to the casing outside as the operation end, slider slip direction is perpendicular with brake piston moving direction.
Furthermore, the slider is divided into a continuous conical section and a flat section along the sliding direction, the flat section is attached to the inner wall of the slide way in the circumferential direction, the inclined plane position of the end part of the slider is used as the conical section, and when the inclined plane pushes the brake piston, the bottom surface and the top surface of the flat section bear the counter force of the brake piston together.
Further, the scarf is kept away from the slide, is equipped with the sealing washer between straight section and the slide inside, forms sealed slip through the sealing washer.
Furthermore, one end, far away from the scarf, of the slider is provided with a matching hole, one end of the adjusting rod is rotatably connected with the matching hole, the contact position of the adjusting rod and the shell is matched through threads, and the adjusting rod changes the relative position of the adjusting rod and the shell through rotation around the axis.
Furthermore, a clamping groove is formed in the matching hole, and the adjusting rod is used for restraining the end part in the matching hole through the clamping spring matching with the clamping groove.
Furthermore, a threaded section is arranged on the adjusting rod and matched with a preset threaded hole in the shell, and a locking nut is matched with the threaded section of the adjusting rod, which is positioned outside the shell.
Further, the operating end is located outside the shell, and the locking nut is located between the operating end and the shell.
Furthermore, a step part is arranged on the brake piston, a chamfer is arranged at the position of the step part, which is abutted against the inclined cutting surface, and the chamfer angle is equal to the angle of the inclined cutting surface so that the chamfer and the abutted inclined cutting surface keep surface contact sliding.
A second object of the present invention is to provide a method of operating the forcible release braking device for a travel motor according to the first object, including:
the position of the sliding block is changed through the adjusting rod, and the oblique cutting plane at the end part of the sliding block is attached to the brake piston;
when the brake is released: the slide block is pushed along the axial direction, the slide block pushes the brake piston to move through the inclined plane, the top surface and the bottom surface of the slide block bear counter force together, the moving direction of the brake piston is opposite to the braking direction, and braking is forcibly released;
when the braking is recovered: the slide block retracts axially, the inclined plane keeps in contact with the brake piston to enable the piston to move under the action of braking force, the top surface and the bottom surface of the slide block bear counter force together, the moving direction of the brake piston is the same as the braking direction, and braking is recovered.
Further, the sliding block contacts and pushes the brake piston to move from the side face of the brake piston, and external force is obtained through the operation end to drive the sliding block to move.
Compared with the prior art, the invention has the advantages and positive effects that:
(1) Aiming at the problem that the existing brake piston is directly driven to realize that the brake release is difficult to realize, the slide block with the inclined plane is utilized to push the brake piston from the side surface, the load part of the brake piston is transferred to the slide way matched with the slide block, the load to the matching position of the adjusting rod and the shell is reduced, the load force can be transferred to the slide ways above and below the slide block when the inclined plane is stressed, and the stress area is increased to ensure the stability of the slide block.
(2) The mechanical structure is adopted and embedded into the motor, the braking state of the walking motor can be released without an external hydraulic device, and the operation is simple; the inclined planes which are symmetrically arranged can form a conical part, the inclined plane stress of the contact position of the inclined planes and the brake piston is utilized to decompose the brake axial force, the screwing force of the adjusting rod is reduced, the thread load is reduced, the radial force is applied to the slide way of the matched slide block, and the stress area is increased to weaken the stress concentration.
(3) The inclined plane and the inclined plane of the other side of the contact brake piston are symmetrically arranged, so that the lower part of the contact position of the brake piston and the inclined plane is suspended, the bottom surface of the sliding block bears part of load, a fulcrum is formed at the position, close to the inclined plane, of the bottom surface of the sliding block, a resistance arm force application point is formed at the top surface of the sliding block, the load borne by the inclined plane is transmitted to the position of the fulcrum and the position of the force application point of the resistance arm by utilizing the lever principle, the top of the sliding block and the bottom of the sliding block bear the load, and the stable bearing of the sliding block is guaranteed.
(4) The threaded section of the adjusting rod is matched with the shell, and the locking nut is further matched on the threaded section of the adjusting rod outside the shell to limit the movement of the adjusting rod, so that brake failure is avoided, and the problem that the sliding block moves to cause interference to normal operation of the motor can be prevented.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are included to illustrate an exemplary embodiment of the invention and not to limit the invention.
Fig. 1 is a schematic structural view of a forcible release braking device for a travel motor in embodiment 1 or 2 of the present invention.
Fig. 2 is a schematic structural view of a slider engaged with a brake piston in embodiment 1 or 2 of the present invention.
In the figure, a sliding block 1, a sealing ring 2, a clamp spring 3, an adjusting rod 4, a locking nut 5, a shell 6, a brake piston 7 and a spring 8 are arranged.
Detailed Description
Example 1
In an exemplary embodiment of the present invention, as shown in fig. 1-2, a positive release brake device for a travel motor is provided.
As shown in figure 1 for walking motor use remove the arresting gear by force, set up the slide block 1 with conical section and act from the side of the brake piston 7, utilize the oblique plane movement of the conical section to promote the brake piston 7 to overcome the braking action of the spring 8, force the top-off brake piston 7 to remove the brake, the oblique plane cooperates with the position of the brake piston 7 as the inclined plane, disperse the load of the top-off and reduce the concentrated stress, improve and remove the reliability of the braking process.
With reference to fig. 1, the forced brake release device for the walking motor mainly comprises a slide block 1 and an adjusting rod 4 which are rotatably connected, one end of the adjusting rod 4 is rotatably connected with one end of the slide block 1, a clamping groove and a corresponding clamp spring 3 are arranged at the rotating connection position, one end of the adjusting rod 4 is connected with one end of the slide block 1, the adjusting rod 4 can pull or push the slide block 1 to move along the axial direction of the slide block, a thread section is arranged on the adjusting rod 4, and a locking bolt is matched with the thread section; one end of the adjusting rod 4 far away from the sliding block 1 is used as an operating end and can receive the action of external force.
Specifically, as shown in fig. 2, the sliding block 1 is slidably mounted in a slide way preset in the housing 6, and one end of the sliding block 1 is rotatably connected with the adjusting rod 4; one end of the sliding block 1 facing the brake piston 7 in the shell 6 is provided with a chamfer, in order to improve the bearing effect of the sliding block 1 on the brake piston 7, the chamfer is respectively arranged at two sides of the axis of the end part of the sliding block 1, one side chamfer can be contacted with the brake piston 7, the movement of the brake piston 7 is pushed through the movement, the other side chamfer is kept away from the slide way, and the load of the brake piston 7 is not directly borne.
The oblique cutting surface on one side of the axis of the sliding block 1 is abutted with the brake piston 7, surface contact is formed at the abutting position, the contact area is increased to reduce concentrated stress, and the structure of the sliding block 1 is protected; when the inclined plane of the sliding block 1 moves along the axial direction, the sliding block can generate a propelling action on the brake piston 7, and under the pushing action of the adjusting rod 4, the contact position of the brake piston 7 and the inclined plane gradually rises along the inclined plane, so that the brake piston 7 generates a motion opposite to the braking direction.
Compared with the conventional direct drawing structure, in the present embodiment, the sliding block 1 is arranged on one side of the brake piston 7, so that one side of the brake piston 7 pushes the brake piston to move, the other end of the adjusting rod 4 extends out of the housing 6 as an operating end, and the sliding direction of the sliding block 1 is perpendicular to the moving direction of the brake piston 7.
With reference to fig. 2, the slider 1 is divided into a continuous tapered section and a flat section along the sliding direction, the flat section is circumferentially attached to the inner wall of the slide way, the position of the oblique plane at the end of the slider 1 is used as the tapered section, the oblique planes at the two sides of the axis of the slider 1 enable the end of the slider 1 to form a tapered structure with gradually reduced sectional area, and the tapered structure is a tapered section.
When the oblique plane pushes the brake piston 7, the bottom surface and the top surface of the straight section bear the counter force of the brake piston 7 together. The scarf is kept away from the slide, is equipped with sealing washer 2 between straight section and the slide inside, forms sealed slip through sealing washer 2.
The sealing ring 2 is an O-shaped ring, plays a role of hydraulic oil in the shell 6, avoids the hydraulic oil from seeping out from the positions of the sliding block 1 and the adjusting rod 4, and keeps a good pressure environment in the shell 6.
Therefore, the oblique plane contacting the brake piston 7 and the oblique plane on the other side are symmetrically arranged, so that the brake piston 7 is suspended below the contact position of the oblique plane, the bottom surface of the sliding block 1 bears partial load, a fulcrum is formed at the position, close to the oblique plane, of the bottom surface of the sliding block 1, a resistance arm force application point is formed on the top surface of the sliding block 1, the load borne by the oblique plane is transmitted to the fulcrum position and the resistance arm force application point position by utilizing the lever principle, the top of the sliding block 1 and the bottom of the sliding block 1 both bear loads, and stable bearing of the sliding block 1 is guaranteed.
As shown in fig. 1 and 2, for the connection between the slider 1 and the adjusting rod 4, a matching hole is formed in one end, away from the oblique cutting plane, of the slider 1, one end of the adjusting rod 4 is rotatably connected with the matching hole, the contact position of the adjusting rod 4 and the shell 6 is matched through threads, and the relative position of the adjusting rod 4 and the shell 6 is changed through rotation around the axis.
A clamping groove is arranged in the matching hole, and the end part of the adjusting rod 4 is restricted in the matching hole through the clamping spring 3 matched with the clamping groove; through the cooperation of draw-in groove and jump ring 3 for adjust pole 4 and can revolve round self axis mutually, do not exert the hoop effort to slider 1 at the gyration in-process.
In addition, the end part of the adjusting rod 4 is constrained in the clamping groove of the sliding block 1, the clamping groove does not limit the rotation of the adjusting rod 4, the axial movement of the adjusting rod 4 is transmitted to the sliding block 1, and when the adjusting rod 4 is close to the brake piston 7, the sliding block 1 can be pushed to move towards the direction close to the brake piston 7; when the adjusting rod 4 is far away from the brake piston 7, the slide block 1 can be pulled by the clamp spring 3 to move in the direction far away from the brake piston 7.
In the process of moving the traction sliding block 1, the traction force direction is consistent with the axial component force direction of the acting force of the brake piston 7 on the sliding block 1, so that the traction force required in the process of pulling the sliding block 1 away from the brake piston 7 is small, and the requirement of the traction force can be met by adopting the clamp spring 3 to match with the clamping groove structure.
Correspondingly, when the adjusting rod 4 is installed on the shell 6, a thread section is arranged on the adjusting rod 4, the thread section is matched with a preset threaded hole in the shell 6, and the locking nut 5 is matched on the thread section of the adjusting rod 4 outside the shell 6. And as for the length of the thread section, the axial length of the locking nut 5 is superposed on the basis of meeting the requirement of the adjusting rod 4 for driving the sliding block 1 to move.
The operating end is located outside the shell 6, the locking nut 5 is located between the operating end and the shell 6, the operating end can be provided with an inner hexagonal groove, an outer hexagonal bolt head, a flat structure and the like which are convenient for clamping tools, and a through hole and the like which are convenient for inserting rod piece tools can be also arranged.
The thread section of the adjusting rod 4 is matched with the shell 6, the thread section of the adjusting rod 4 outside the shell 6 is also matched with the locking nut 5, the movement of the adjusting rod 4 is limited, the brake failure is avoided being relieved, and the problem that the normal operation of the motor is interfered due to the movement of the sliding block 1 can be prevented.
As shown in fig. 2, the brake piston 7 is provided with a stepped portion, and a chamfer is provided at a position where the stepped portion abuts against the chamfered surface, and the chamfer angle is equal to the chamfered surface angle so that the chamfer and the abutting chamfered surface keep surface contact sliding. In this embodiment, the cross section of the slider 1 perpendicular to the sliding direction is rectangular, the whole slider is a rectangular parallelepiped structure with a tapered section, one end of the top surface of the rectangular parallelepiped slider 1 is provided with a chamfered surface, and one end of the bottom surface of the rectangular parallelepiped slider 1 is provided with a chamfered surface, so that the tapered section is formed by the chamfered surface.
Similarly, the radial section of the brake piston 7 is also rectangular, a chamfer is arranged at the step part of the brake piston 7, and if the included angle between the chamfer plane and the axis of the brake piston 7 is 60 degrees and the included angle between the chamfer plane and the axis of the slide block 1 is 30 degrees, the included angle between the corresponding chamfer plane and the axis of the slide block 1 is 30 degrees.
The mechanical structure is adopted and embedded into the motor, the braking state of the walking motor can be released without an external hydraulic device, and the operation is simple; the inclined planes which are symmetrically arranged can form a conical part, the inclined plane stress at the contact position of the inclined planes and the brake piston 7 is utilized to decompose the brake axial force, the screwing-in force of the adjusting rod 4 is reduced, the thread load is reduced, the radial force is applied to the slide way of the matched slide block 1, and the stress area is increased to weaken the stress concentration.
Example 2
In another exemplary embodiment of the present invention, as shown in fig. 1 to 2, a method of operating a forcible release braking apparatus for a travel motor is provided.
The working method of the forced brake release device for the walking motor comprises the following steps:
before the use, the position of the sliding block 1 is changed by the adjusting rod 4, and the inclined cutting plane at the end part of the sliding block 1 is attached to the brake piston 7;
when the brake is released: the slide block 1 is pushed along the axial direction, the slide block 1 pushes the brake piston 7 to move through the inclined plane, the top surface and the bottom surface of the slide block 1 bear counter force together, the moving direction of the brake piston 7 is opposite to the braking direction, and braking is forcibly released;
when the braking is recovered: the slide block 1 retracts axially, the inclined plane keeps contact with the brake piston 7 to enable the piston to move under the action of braking force, the top surface and the bottom surface of the slide block 1 bear counter force together, the moving direction of the brake piston 7 is the same as the braking direction, and braking is recovered.
When the braking is not required to be released, the sliding block 1 is kept away from the braking piston 7, so that the braking action and the non-braking action of the braking piston 7 are prevented from being interfered, and when the braking is required to be released in a shutdown state such as parking maintenance, maintenance and the like, the sliding block 1 is adopted to drive the braking piston 7 to act, so that the forced releasing of the braking is realized.
The sliding block 1 contacts and pushes the brake piston 7 to move from the side surface of the brake piston 7, and external force is obtained through the operation end to drive the sliding block 1 to move.
Referring to fig. 1 and 2, a plurality of springs 8 of the traveling motor press the brake piston 7 during parking braking, and the motor cannot rotate when the vehicle is not started. Therefore, in order to facilitate maintenance and debugging, a forced releasing brake device for the walking motor is arranged.
When the brake is forcibly released, the adjusting rod 4 is screwed in through the matching of the adjusting rod 4 and the threads on the shell 6, the sliding block 1 is pushed to move towards the inner part, so that the inclined cutting surface of the conical section of the sliding block 1 pushes the brake piston 7 to move upwards to be separated from the friction plate, and the effect of forcibly releasing the brake is realized. After the brake releasing position is reached, the locking nut 5 is screwed down, the position of the adjusting rod 4 can be limited, the position of the sliding block 1 is limited by combining the clamp spring 3, the sliding block 1 which is released from braking is prevented from moving due to vibration generated in the working process, and continuous brake releasing is achieved.
When the braking does not need to be forcibly removed, the adjusting rod 4 can be screwed out, the adjusting rod 4 is matched with the clamp spring 3 in the sliding block 1 to pull back the sliding block 1, the locking nut 5 is screwed up, the position of the conical block can be fixed, the situation that the sliding block 1 moves and is separated due to pressure fluctuation or vibration in the running process of the walking motor is avoided, and the normal braking control of the walking motor is avoided being interfered.
Meanwhile, hydraulic oil in the traveling motor is sealed by the sealing ring 2, so that the hydraulic oil sealing device can be applied to a high-pressure area.
The slide block 1 with the inclined plane is used for pushing the brake piston 7 from the side face, the load part of the brake piston 7 is transferred to the slide way matched with the slide block 1, the load on the matching position of the adjusting rod 4 and the shell 6 is reduced, the load force can be transmitted to the slide ways above and below the slide block 1 when the inclined plane is stressed, and the stress area is increased to ensure the stability of the slide block 1.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a walking motor is with removing arresting gear by force which characterized in that, includes the casing, sliding block, the regulation pole of one end connection slider of sliding fit in the casing predetermines the slide, and slider tip axis both sides are equipped with the scarf respectively, and the scarf butt braking piston of slider axis one side forms the face contact to promote the braking piston and remove, adjust the pole other end and extend to the casing as the operation end, the slider slip direction is perpendicular with braking piston moving direction.
2. The apparatus as claimed in claim 1, wherein the slider is divided into a continuous tapered section and a straight section along the sliding direction, the straight section is circumferentially attached to the inner wall of the slide way, the inclined plane of the end portion of the slider serves as the tapered section, and the bottom surface and the top surface of the straight section together bear the reaction force of the brake piston when the inclined plane pushes the brake piston.
3. The apparatus of claim 2, wherein the inclined surface is separated from the slide, and a sealing ring is provided between the straight section and the inside of the slide to form a sealed sliding motion.
4. The apparatus of claim 1, wherein the slider has a fitting hole at an end thereof remote from the diagonal plane, an end of the adjusting lever is rotatably coupled to the fitting hole, a contact position of the adjusting lever with the housing is screw-engaged, and a relative position of the adjusting lever with the housing is changed by rotation about the axis.
5. The apparatus of claim 4, wherein a locking groove is formed in the fitting hole, and the adjusting lever is engaged with the locking groove by a locking spring to restrain the end portion in the fitting hole.
6. The apparatus of claim 1, wherein the adjustment lever has a threaded section that is engaged with a predetermined threaded hole of the housing, and a locking nut is engaged with a threaded section of the adjustment lever located outside the housing.
7. The apparatus of claim 6, wherein the operating end is located outside the housing, and the lock nut is located between the operating end and the housing.
8. The brake device for a traveling motor according to claim 1, wherein the brake piston is provided with a stepped portion, and a chamfer is provided at a position where the stepped portion abuts against the chamfered surface, and the chamfer angle is equal to the chamfered surface angle so that the chamfer and the abutting chamfered surface keep surface-contacting sliding.
9. A method of operating a forcible release braking apparatus for a travel motor according to any one of claims 1 to 8, comprising:
the position of the sliding block is changed through the adjusting rod, and the oblique cutting plane at the end part of the sliding block is attached to the brake piston;
when the brake is released: the slide block is pushed along the axial direction, the slide block pushes the brake piston to move through the inclined plane, the top surface and the bottom surface of the slide block bear counter force together, the moving direction of the brake piston is opposite to the braking direction, and braking is forcibly released;
when the braking is recovered: the slide block retracts axially, the inclined plane keeps in contact with the brake piston to enable the piston to move under the action of braking force, the top surface and the bottom surface of the slide block bear counter force together, the moving direction of the brake piston is the same as the braking direction, and braking is recovered.
10. The operating method as claimed in claim 9, wherein the slider contacts and pushes the brake piston to move from the side of the brake piston, and the external force is obtained through the operating end to move the slider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210800355.3A CN115199680B (en) | 2022-07-08 | 2022-07-08 | Forced brake release device and method for walking motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210800355.3A CN115199680B (en) | 2022-07-08 | 2022-07-08 | Forced brake release device and method for walking motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115199680A true CN115199680A (en) | 2022-10-18 |
| CN115199680B CN115199680B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210800355.3A Active CN115199680B (en) | 2022-07-08 | 2022-07-08 | Forced brake release device and method for walking motor |
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| CN (1) | CN115199680B (en) |
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Address after: 261061 Shandong city in Weifang province Fu hi tech Industrial Development Zone, East Street No. 197 Applicant after: WEICHAI POWER Co.,Ltd. Applicant after: Weichai Hydraulic Transmission Co.,Ltd. Address before: 261061 Shandong city in Weifang province Fu hi tech Industrial Development Zone, East Street No. 197 Applicant before: WEICHAI POWER Co.,Ltd. Applicant before: LINDE HYDRAULICS (CHINA) Co.,Ltd. |
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