CN219562067U - Device for dismounting and mounting brake shoe pin shaft of brake - Google Patents
Device for dismounting and mounting brake shoe pin shaft of brake Download PDFInfo
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- CN219562067U CN219562067U CN202320623634.7U CN202320623634U CN219562067U CN 219562067 U CN219562067 U CN 219562067U CN 202320623634 U CN202320623634 U CN 202320623634U CN 219562067 U CN219562067 U CN 219562067U
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Abstract
The utility model discloses a device for disassembling and assembling a brake shoe pin shaft of a brake, which comprises: a first positioning plate; the first screw rod is perpendicular to the first locating plate, penetrates through the first locating plate and is in threaded connection with the first locating plate, and the external threads of the first screw rod are matched with the internal threads at the top end of the brake shoe pin shaft; the screw rod component is perpendicular to the first positioning plate, penetrates through the first positioning plate and is in threaded connection with the first positioning plate, and the bottom end of the screw rod component abuts against the brake; the first screw and the screw member are configured to: when the first screw rod is in threaded connection with the brake shoe pin shaft and rotates the screw rod component, the first screw rod drives the brake shoe pin shaft to move towards the direction away from the brake, so that the brake shoe pin shaft is separated from the brake. The brake shoe pin shaft is gradually separated from the brake, and the reliability of disassembly and assembly is improved.
Description
Technical Field
The utility model belongs to the technical field of mechanical equipment, and particularly relates to a device for disassembling and assembling a brake shoe pin shaft of a brake.
Background
The hydraulic safety brake is a high-power braking device used on a low-speed shaft. The application field is very wide, for example, the emergency safety braking of the lifting of large and medium-sized cranes and port loading and unloading machinery and the low-speed shaft of the boom pitching mechanism; working braking and emergency safety braking of a mining winch, a lifting machine and a high-power inclined belt conveyor; safety braking of a cable car and a cable crane driving mechanism and safety braking of a low-speed shaft of a lifting mechanism of a special crane such as a casting crane.
In a normal working state, when the brake is opened, the brake pad and the brake disc are kept in a parallel state, when the brake is closed, the far end of the brake pad firstly contacts the brake disc, and finally the near end of the brake pad also contacts the brake disc, and in the process that the near end contacts the brake disc, the whole brake shoe rotates around the pin shaft, and finally the brake is closed. When the brake shoe pin shaft of the brake is corroded and stuck, the brake shoe pin shaft cannot rotate, and the brake pad can be in a deflection state. The deflection of the brake pad can cause insufficient clamping force when the brake is clamped, so that the brake shoe pin shaft needs to be disassembled and assembled so as to clean, lubricate and protect the brake shoe pin shaft, the brake base, the brake shoe inner hole and the like, and restore the working state.
At present, a brake shoe pin shaft is assembled and disassembled mainly by adopting a travelling crane and a hanging belt in a machine room. However, the above-mentioned disassembly and assembly method has some problems, for example, because the brake shoe pin is stuck, a large force needs to be applied during disassembly and assembly of the vehicle, so that the hanging strip is easily broken, the disassembly and assembly are failed, and the user experience is poor. In view of this, how to design a technology for effectively disassembling and assembling a brake shoe pin shaft of a brake is a technical problem to be solved by the utility model.
Disclosure of Invention
The utility model provides a device for disassembling and assembling a brake shoe pin shaft of a brake, which can effectively disassemble and assemble the brake shoe pin shaft of the brake and improve user experience.
In order to achieve the technical purpose, the utility model is realized by adopting the following technical scheme:
in one aspect, the present utility model provides an apparatus for the disassembly and assembly of a brake shoe pin of a brake, comprising:
a first positioning plate;
the first screw rod is perpendicular to the first locating plate, penetrates through the first locating plate and is in threaded connection with the first locating plate, and the external threads of the first screw rod are matched with the internal threads at the top end of the brake shoe pin shaft; and, a step of, in the first embodiment,
the screw rod component is perpendicular to the first positioning plate, penetrates through the first positioning plate and is in threaded connection with the first positioning plate, and the bottom end of the screw rod component abuts against the brake;
wherein the first screw and the screw member are configured to: when the first screw rod is in threaded connection with the brake shoe pin shaft and rotates the screw rod component, the first screw rod drives the brake shoe pin shaft to move towards the direction away from the brake, so that the brake shoe pin shaft is separated from the brake.
Compared with the prior art, the utility model has the advantages and positive effects that: through setting up first locating plate, first screw rod and screw rod part, the bottom and the stopper of screw rod part support, screw rod part and first locating plate threaded connection, the bottom of screw rod part is against the stopper, under the circumstances of rotating screw rod part, screw rod part can drive first locating plate and move towards the direction of keeping away from the stopper, because first locating plate is mutually perpendicular and through threaded connection with first screw rod, first locating plate can drive first screw rod and move towards the direction of keeping away from the stopper, and the lower extreme and the braking shoe round pin axle threaded connection of first screw rod, when first screw rod moves towards the direction of keeping away from the stopper like this, first screw rod can drive the braking shoe round pin axle and move towards the direction of keeping away from the stopper, make the braking shoe round pin axle deviate from the stopper, realize through rotating screw rod part that the braking shoe round pin axle is gradually deviate from the stopper steadily, avoided excessive application of force to cause the dismouting failure, the reliability of dismouting has been improved.
The screw member includes: the second screw rod is perpendicular to the first positioning plate, penetrates through the first positioning plate and is in threaded connection with the first positioning plate, and the bottom end of the second screw rod is abutted against the brake; and, a step of, in the first embodiment,
the third screw rod is perpendicular to the first locating plate, penetrates through the first locating plate and is in threaded connection with the first locating plate, and the bottom end of the third screw rod is abutted against the brake;
wherein the second screw and the third screw are respectively positioned at two sides of the first screw; the first screw, the second screw, and the third screw are configured to: when the first screw rod is in threaded connection with the brake shoe pin shaft and synchronously rotates the second screw rod and the third screw rod, the first screw rod drives the brake shoe pin shaft to move towards the direction away from the brake, so that the brake shoe pin shaft is separated from the brake.
In some embodiments of the utility model, the first screw, the second screw, and the third screw are in a straight line.
In some embodiments of the utility model, the distance between the first screw and the second screw is equal to the distance between the first screw and the third screw.
In some embodiments of the utility model, the apparatus further comprises: the second locating plate is located below the first locating plate, an avoidance hole is formed in the position, corresponding to the first screw, of the second locating plate, and the size of the avoidance hole is larger than or equal to that of the brake shoe pin shaft.
In some embodiments of the present utility model, a first positioning groove is formed at an upper end of the second positioning plate, the first positioning groove corresponds to a position of the second screw, the first positioning groove is adapted to the second screw, and when the second positioning plate is placed above the brake, the second screw abuts against the first positioning groove.
In some embodiments of the present utility model, a second positioning groove is further provided at an upper end of the second positioning plate, the second positioning groove corresponds to a position of the third screw, and the second positioning groove is adapted to the third screw, and when the second positioning plate is placed above the brake, the third screw abuts against the second positioning groove.
In some embodiments of the utility model, the first positioning plate includes: the plate body is provided with a first through hole; and the first nut is connected with the plate body, the first nut corresponds to the first through hole in position, and the first screw rod passes through the first through hole and is in threaded connection with the first nut.
In some embodiments of the utility model, the first positioning plate further comprises: the second nut is provided with a second through hole, the second nut is connected with the plate body, the second nut corresponds to the second through hole in position, and the second screw rod penetrates through the second through hole and is in threaded connection with the second nut.
In some embodiments of the utility model, the first positioning plate further comprises: the plate body is provided with a third through hole, the third nut is connected with the plate body, the third nut corresponds to the position of the third through hole, and the third screw rod passes through the third through hole and is in threaded connection with the third nut.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic view of a device for assembling and disassembling a brake shoe pin of a brake according to the present utility model;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view taken along the line A-A of FIG. 2;
FIG. 4 is a schematic structural view of a first positioning plate according to the present utility model;
FIG. 5 is a schematic view of another embodiment of a device for mounting and dismounting a brake shoe pin of a brake according to the present utility model;
fig. 6 is a schematic structural diagram of a second positioning plate according to the present utility model.
Reference numerals illustrate:
the first positioning plate 10, the plate body 101, the first through hole 1011, the first nut 102, the second nut 103, the second through hole 1012, the third through hole 1013, and the third nut 104;
a first screw 20;
screw member 30, second screw 301, third screw 302;
the second positioning plate 40, the avoidance hole 401, the first positioning groove 402 and the second positioning groove 403;
brake 50, brake shoe pin 60.
Description of the embodiments
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, in the description of the present utility model, terms such as "upper", "lower", "left", "right", and the like, refer to directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the present utility model, unless specifically stated and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and include, for example, either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The following disclosure provides many different embodiments, or examples, for implementing different features of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the utility model. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present utility model provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.
Referring to fig. 1 to 6, the present utility model provides a brake shoe pin 60 dismounting device for a brake 50, comprising: a first positioning plate 10, a first screw 20 and a screw member 30.
The first screw rod 20 is perpendicular to the first positioning plate 10, and the first screw rod 20 passes through the first positioning plate 10 and is in threaded connection with the first positioning plate 10, and the external threads of the first screw rod 20 are matched with the internal threads at the top end of the brake shoe pin shaft 60;
the screw member 30 is perpendicular to the first positioning plate 10, the screw member 30 passes through the first positioning plate 10 and is in threaded connection with the first positioning plate 10, and the bottom end of the screw member 30 abuts against the stopper 50;
wherein the first screw 20 and the screw member 30 are configured to: when the first screw 20 is screwed with the shoe pin 60 and the screw member 30 is rotated, the first screw 20 moves the shoe pin 60 in a direction away from the brake 50, so that the shoe pin 60 is disengaged from the brake 50.
Specifically, the middle part of the screw rod component 30 is in threaded connection with the first positioning plate 10, the bottom end of the screw rod component 30 abuts against the brake 50, the middle part of the first screw rod 20 is in threaded connection with the first positioning plate 10, the bottom end of the first screw rod 20 is in threaded connection with the top end of the brake shoe pin shaft 60, and the brake shoe pin shaft 60 is inserted into the brake 50.
When the brake shoe pin 60 needs to be disassembled and assembled, the screw member 30 is rotated, and the screw member 30 drives the first positioning plate 10 to move in a direction away from the brake 50.
Since the first positioning plate 10 is perpendicular to the first screw 20 and is connected by threads, the first positioning plate 10 drives the first screw 20 to move in a direction away from the brake 50.
Because the first screw rod 20 moves towards the direction away from the brake 50, the first screw rod 20 drives the brake shoe pin shaft 60 to move towards the direction away from the brake 50, so that the brake shoe pin shaft 60 is separated from the brake 50, the brake shoe pin shaft 60 is gradually and stably separated from the brake 50 by rotating the screw rod component 30, the disassembly failure caused by excessive force application is avoided, and the reliability of disassembly is improved.
The low-speed shaft disc brake is released by hydraulic drive, and the disc spring applies force to brake. The working principle is as follows: when pressure oil in the hydraulic station enters a brake cylinder through the control of the electromagnetic valve, the hydraulic oil is further compressed, and the butterfly spring pushes the piston rod to drive the two brake arms to be outwards stretched, so that the braking moment is eliminated; when the electromagnetic valve is in power-off reset, hydraulic oil flows back to the oil tank of the hydraulic station under the action of the spring force of the belleville spring, and meanwhile, the spring force of the belleville spring is applied to the brake disc through the brake arm by the piston rod, so that a specified braking moment is established.
As shown in connection with fig. 1, the screw member 30 includes a second screw 301 and a third screw 302; the second screw 301 is perpendicular to the first positioning plate 10, the second screw 301 passes through the first positioning plate 10 and is in threaded connection with the first positioning plate 10, and the bottom end of the second screw 301 abuts against the stopper 50.
The third screw rod 302 is perpendicular to the first positioning plate 10, the third screw rod 302 passes through the first positioning plate 10 and is in threaded connection with the first positioning plate 10, and the bottom end of the third screw rod 302 is abutted against the brake 50;
wherein the second screw 301 and the third screw 302 are respectively positioned at two sides of the first screw 20; the first screw 20, the second screw 301, and the third screw 302 are configured to: when the first screw rod 20 is in threaded connection with the brake shoe pin shaft 60 and the second screw rod 301 and the third screw rod 302 are synchronously rotated, the first screw rod 20 drives the brake shoe pin shaft 60 to move in a direction away from the brake 50, so that the brake shoe pin shaft 60 is separated from the brake 50.
Specifically, by arranging the second screw 301 and the third screw 302, the second screw 301 is perpendicular to the first positioning plate 10, the second screw 301 is in threaded connection with the first positioning plate 10, the third screw 302 is perpendicular to the first positioning plate 10, and the third screw 302 is in threaded connection with the first positioning plate 10, so that under the condition that the second screw 301 and the third screw 302 are synchronously rotated, the first screw 20 can drive the brake shoe pin shaft 60 to move towards the vertical direction, the brake shoe pin shaft 60 is not stressed in the horizontal direction, the brake shoe pin shaft 60 is prevented from swinging, and damage to a human body is reduced.
The second screw 301 and the third screw 302 are respectively located at two sides of the first screw 20, so that the moment arm is reduced, the moment is increased, and the first screw 20 drives the brake shoe pin shaft 60 to be separated from the brake 50.
As an example, the first screw 20, the second screw 301, and the third screw 302 are all hexagonal head screws.
As shown in fig. 1 and 2, the first screw 20, the second screw 301, and the third screw 302 are on a straight line, and the second screw 301 and the third screw 302 are located on the left and right sides of the first screw 20, respectively.
Specifically, by arranging the first screw 20, the second screw 301, and the third screw 302 in a straight line, in the case where the second screw 301 and the third screw 302 are rotated in synchronization, the first positioning plate 10 can be reduced from being skewed.
In some embodiments of the utility model, the distance between the first screw 20 and the second screw 301 is equal to the distance between the first screw 20 and the third screw 302.
Specifically, the distance between the first screw rod 20 and the second screw rod 301 is equal to the distance between the first screw rod 20 and the third screw rod 302, so that the first screw rod 20 is ensured to be in the middle position, the second screw rod 301 and the third screw rod 302 can be uniformly stressed, and the reliability is improved.
Referring to fig. 1 and fig. 6, in some embodiments of the present utility model, the apparatus further includes a second positioning plate 40, where the second positioning plate 40 is located below the first positioning plate 10, and a avoidance hole 401 is provided at a position of the second positioning plate 40 corresponding to the first screw 20, and a size of the avoidance hole 401 is greater than or equal to a size of the brake shoe pin shaft 60.
Specifically, by arranging the second positioning plate 40, when the brake is assembled and disassembled, the lower ends of the second screw 301 and the third screw 302 are abutted against the upper surface of the second positioning plate 40, so that the damage to the surface of the brake 50 is reduced; meanwhile, by providing the second positioning plate 40, the second positioning plate 40 plays a role of buffering and reducing pressure, reducing deformation of the surface of the brake 50.
Through setting up dodging hole 401 in the position that second locating plate 40 corresponds with first screw rod 20, dodging hole 401's size is greater than or equal to the size of brake shoe round pin axle 60, can make things convenient for first screw rod 20 to pass dodging hole 401 and be connected with brake shoe round pin axle 60 like this, simultaneously, can avoid second locating plate 40 to deviate from and cause the hindrance to brake shoe round pin axle 60.
During installation, the avoidance holes 401 of the second positioning plate 40 are aligned with the brake shoe pin shafts 60, so that the avoidance holes 401 are prevented from shielding the brake shoe pin shafts 60.
In some embodiments of the present utility model, the upper end of the second positioning plate 40 is provided with a first positioning groove 402, the first positioning groove 402 corresponds to the position of the second screw 301, and the first positioning groove 402 is adapted to the second screw 301, and when the second positioning plate 40 is placed above the brake 50, the second screw 301 abuts against the first positioning groove 402.
Specifically, by arranging the first positioning groove 402 at the upper end of the second positioning plate 40, the lower part of the second screw 301 can be abutted against the first positioning groove 402, and when the second screw 301 rotates, the lower end of the second screw 301 is always positioned in the first positioning groove 402, so that the second screw 301 is prevented from being inclined due to the sliding of the lower end of the second screw 301, and the stability of the device is improved.
In one embodiment, a first positioning column is disposed above the second positioning plate 40, and a first positioning slot 402 is disposed above the first positioning column.
In one embodiment, the first positioning post is cylindrical.
It is understood that the arrangement position and arrangement manner of the first positioning groove 402 are not limited to the above two cases.
In some embodiments of the present utility model, the upper end of the second positioning plate 40 is further provided with a second positioning groove 403, the second positioning groove 403 corresponds to the position of the third screw 302, and the second positioning groove 403 is sized to fit the third screw 302, and when the second positioning plate 40 is placed above the brake 50, the third screw 302 abuts against the second positioning groove 403.
Specifically, by arranging the second positioning groove 403 at the upper end of the second positioning plate 40, the lower part of the third screw rod 302 can be abutted against the second positioning groove 403, and when the third screw rod 302 rotates, the lower end of the third screw rod 302 is always positioned in the second positioning groove 403, so that the third screw rod 302 is prevented from being inclined due to the sliding of the lower end of the third screw rod 302, and the stability of the device is improved.
In one embodiment, a second positioning post is disposed above the second positioning plate 40, and a first positioning groove 402 is disposed above the second positioning post.
The second positioning post is illustratively cylindrical.
It is understood that the arrangement position and arrangement manner of the second positioning groove 403 are not limited to the above two cases.
As shown in connection with fig. 1, in some embodiments of the present utility model, the first positioning plate 10 includes a plate body 101 and a first nut 102.
The plate body 101 is provided with a first through hole 1011; the first nut 102 is connected to the plate 101, the first nut 102 corresponds to the first through hole 1011, and the first screw 20 passes through the first through hole 1011 and is screwed to the first nut 102.
Specifically, by arranging the plate body 101 and the first nut 102, the plate body 101 is provided with the first through hole 1011, the first nut 102 corresponds to the first through hole 1011 in position, the first screw rod 20 passes through the first through hole 1011 to be in threaded connection with the first nut 102, and thus the plate body 101 is not required to be arranged too thick, and the first screw rod 20 can be in threaded connection with the first nut 102, which is beneficial to saving materials and reducing cost.
In one embodiment, the first nut 102 is connected to the plate body 101 by welding.
As shown in fig. 4, in some embodiments of the present utility model, the first positioning plate 10 further includes a second nut 103, the plate 101 is provided with a second through hole 1012, the second nut 103 is connected to the plate 101, the second nut 103 corresponds to the second through hole 1012, and the second screw 301 passes through the second through hole 1012 and is screwed with the second nut 103.
Specifically, through setting up plate body 101 and second nut 103, plate body 101 is equipped with second through hole 1012, and second nut 103 is corresponding with the position of second through hole 1012, and second screw 301 passes second through hole 1012 and second nut 103 threaded connection, and plate body 101 need not set up too thick like this, just can be through second nut 103 and second screw 301 threaded connection, is favorable to saving material, reduce cost.
Illustratively, the second nut 103 is coupled to the plate 101 by welding.
In some embodiments of the present utility model, the first positioning plate 10 further includes a third nut 104, the plate body 101 is provided with a third through hole 1013, the third nut 104 is connected to the plate body 101, the third nut 104 corresponds to the position of the third through hole 1013, and the third screw 302 passes through the third through hole 1013 and is screwed with the third nut 104.
Specifically, by arranging the plate body 101 and the third nut 104, the plate body 101 is provided with the third through hole 1013, the third nut 104 corresponds to the third through hole 1013, and the third screw 302 passes through the third through hole 1013 to be in threaded connection with the third nut 104, so that the plate body 101 does not need to be arranged too thick, and can be in threaded connection with the second screw 301 through the second nut 103, thereby being beneficial to saving materials and reducing cost.
Illustratively, the second nut 103 is coupled to the plate 101 by welding.
It will be appreciated that the first screw 20, the second screw 301, and the third screw 302 are not limited to threaded connection with the plate 101 by nuts. Illustratively, the positions of the plate body 101 corresponding to the first screw 20, the second screw 301 and the third screw 302 are provided with protruding portions, the thickness of the protruding portions is larger than that of the plate body 101, the protruding portions are provided with threaded holes, and the first screw 20, the second screw 301 and the third screw 302 are respectively in threaded connection with the corresponding protruding portions.
Of course, the connection manner of the first screw 20, the second screw 301, and the third screw 302 to the plate body 101 is not limited to the screw connection.
When the brake shoe pin 60 is assembled and disassembled, the first screw rod 20 is screwed into the first positioning plate 10 and is in threaded connection with the first positioning plate 10, then the lower part of the first screw rod 20 is in threaded connection with the brake shoe pin 60 in the brake 50, then the second screw rod 301 and the third screw rod 302 are respectively screwed into the first positioning plate 10, the lower ends of the second screw rod 301 and the third screw rod 302 are respectively inserted into the first positioning groove 402 and the second positioning groove 403, then the second screw rod 301 and the third screw rod 302 are synchronously rotated, and the first positioning plate 10 moves in a direction away from the brake 50, namely upwards under the action of the second screw rod 301 and the third screw rod 302, and at the moment, the first screw rod 20 drives the brake shoe pin 60 to move in the direction away from the brake 50 until the brake shoe pin 60 is separated from the brake 50.
In the description of the present specification, the descriptions of the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (10)
1. A device for assembling and disassembling a brake shoe pin of a brake, comprising:
a first positioning plate;
the first screw rod is perpendicular to the first locating plate, penetrates through the first locating plate and is in threaded connection with the first locating plate, and the external threads of the first screw rod are matched with the internal threads at the top end of the brake shoe pin shaft; and, a step of, in the first embodiment,
the screw rod component is perpendicular to the first positioning plate, penetrates through the first positioning plate and is in threaded connection with the first positioning plate, and the bottom end of the screw rod component abuts against the brake;
wherein the first screw and the screw member are configured to: when the first screw rod is in threaded connection with the brake shoe pin shaft and rotates the screw rod component, the first screw rod drives the brake shoe pin shaft to move towards the direction away from the brake, so that the brake shoe pin shaft is separated from the brake.
2. The apparatus of claim 1, wherein the screw member comprises:
the second screw rod is perpendicular to the first positioning plate, penetrates through the first positioning plate and is in threaded connection with the first positioning plate, and the bottom end of the second screw rod is abutted against the brake; and, a step of, in the first embodiment,
the third screw rod is perpendicular to the first locating plate, penetrates through the first locating plate and is in threaded connection with the first locating plate, and the bottom end of the third screw rod is abutted against the brake;
wherein the second screw and the third screw are respectively positioned at two sides of the first screw; the first screw, the second screw, and the third screw are configured to: when the first screw rod is in threaded connection with the brake shoe pin shaft and synchronously rotates the second screw rod and the third screw rod, the first screw rod drives the brake shoe pin shaft to move towards the direction away from the brake, so that the brake shoe pin shaft is separated from the brake.
3. The apparatus of claim 2, wherein the first screw, the second screw, and the third screw are in a straight line.
4. The apparatus of claim 2, wherein a distance between the first screw and the second screw is equal to a distance between the first screw and the third screw.
5. The apparatus of claim 2, wherein the apparatus further comprises:
the second locating plate is located below the first locating plate, an avoidance hole is formed in the position, corresponding to the first screw, of the second locating plate, and the size of the avoidance hole is larger than or equal to that of the brake shoe pin shaft.
6. The device according to claim 5, wherein a first positioning groove is formed in the upper end of the second positioning plate, the first positioning groove corresponds to the second screw, the first positioning groove is matched with the second screw, and when the second positioning plate is placed above the brake, the second screw abuts against the first positioning groove.
7. The device of claim 5, wherein a second positioning groove is further formed in the upper end of the second positioning plate, the second positioning groove corresponds to the third screw, the second positioning groove is matched with the third screw in size, and when the second positioning plate is placed above the brake, the third screw abuts against the second positioning groove.
8. The apparatus of any one of claims 2 to 7, wherein the first positioning plate comprises:
the plate body is provided with a first through hole; and, a step of, in the first embodiment,
the first nut is connected with the plate body, the first nut corresponds to the first through hole in position, and the first screw rod penetrates through the first through hole and is in threaded connection with the first nut.
9. The apparatus of claim 8, wherein the first positioning plate further comprises:
the second nut is provided with a second through hole, the second nut is connected with the plate body, the second nut corresponds to the second through hole in position, and the second screw rod penetrates through the second through hole and is in threaded connection with the second nut.
10. The apparatus of claim 8, wherein the first positioning plate further comprises:
the plate body is provided with a third through hole, the third nut is connected with the plate body, the third nut corresponds to the position of the third through hole, and the third screw rod passes through the third through hole and is in threaded connection with the third nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320623634.7U CN219562067U (en) | 2023-03-27 | 2023-03-27 | Device for dismounting and mounting brake shoe pin shaft of brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320623634.7U CN219562067U (en) | 2023-03-27 | 2023-03-27 | Device for dismounting and mounting brake shoe pin shaft of brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219562067U true CN219562067U (en) | 2023-08-22 |
Family
ID=87659399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320623634.7U Active CN219562067U (en) | 2023-03-27 | 2023-03-27 | Device for dismounting and mounting brake shoe pin shaft of brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219562067U (en) |
-
2023
- 2023-03-27 CN CN202320623634.7U patent/CN219562067U/en active Active
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