CN214527876U - Vehicle bottom part dismounting device - Google Patents

Abstract

The utility model discloses a vehicle bottom part dismouting equipment, include: the walking frame can walk on the rail and is provided with a fixing device for locking the rail; the sliding frame is connected with the walking frame in a sliding mode along the left and right direction; the lifting frame is connected with the sliding frame in a sliding mode along the vertical direction, and a driving mechanism is arranged between the lifting frame and the sliding frame so as to drive the lifting frame to move up and down relative to the sliding frame; and the component supporting plate is arranged on the lifting frame through a rotary table capable of rotating around a vertical axis. Through carriage and crane to can drive about the part backup pad and reciprocate, and drive the part backup pad through the carousel and rotate, so that different according to the mounting means of vehicle bottom part, drive vehicle bottom part and correspond and remove, avoid the manual part of lifting of human body, and moving direction is smooth and easy, can satisfy vehicle bottom part dismouting requirement effectively, so can solve the inconvenient problem of operations such as the maintenance and the change of various spare parts of vehicle bottom effectively.

Description

Vehicle bottom part dismounting device

Technical Field

The utility model relates to a rail vehicle overhauls the instrument field, more specifically says, relates to a vehicle bottom part dismouting equipment.

Background

With the development of railway transportation, especially the popularization of high-speed rail, motor train and urban rail train, a large number of passenger trains face the periodic overhaul and replacement period of train bottom parts. Such maintenance is performed in a maintenance shop. Considerable parts of the maintenance and replacement parts have large volume and heavy weight, the installation and arrangement of vehicle bottom parts are compact, the space of a maintenance passage under the vehicle is limited, and the vehicle bottom part is not suitable for centralized operation of multiple persons. At present, the disassembly, assembly and transportation are mainly carried out by manpower. The requirements on physical strength and attention of operators are extremely high, otherwise, the mutual collision and damage conditions among vehicle bottom parts are extremely easy to occur in the dismounting process.

To sum up, how to effectively solve the problem of inconvenient operations such as overhaul, replacement and the like of various parts at the bottom of the car is a problem which needs to be solved urgently by technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a vehicle bottom part dismouting equipment, this vehicle bottom part dismouting equipment can solve the various spare parts of vehicle bottom effectively overhaul and the inconvenient problem of operation such as change.

In order to achieve the above object, the utility model provides a following technical scheme:

a vehicle bottom part dismounting device comprises:

the walking frame can walk on the rail and is provided with a fixing device for locking the rail;

the sliding frame is connected with the walking frame in a sliding mode along the left and right direction;

the lifting frame is connected with the sliding frame in a sliding mode along the vertical direction, and a driving mechanism is arranged between the lifting frame and the sliding frame so as to drive the lifting frame to move up and down relative to the sliding frame;

and the component supporting plate is arranged on the lifting frame through a rotary table capable of rotating around a vertical axis.

In this vehicle bottom part dismouting equipment, when using, when needs dismouting car body part, if the vehicle bottom part is left right direction sliding connection when the vehicle bottom, can drive the part backup pad through the carriage and remove this moment, and then drive the vehicle bottom part and remove to carry out the dismouting. If the vehicle bottom part rotates around vertical axis and connects when the vehicle bottom, if during the threaded connection around vertical extension, crane and carousel can simultaneous working this moment to drive the spiral of part backup pad and go up and down, and then drive the spiral of vehicle bottom part and go up and down, in order to carry out the dismouting. In this vehicle bottom part dismouting equipment, through carriage and crane to can drive about the part backup pad and reciprocate, and drive the part backup pad through the carousel and rotate, so that the mounting means according to vehicle bottom part is different, drive vehicle bottom part and correspond the removal, avoid the manual part of lifting of human body, and the moving direction is smooth and easy, can satisfy vehicle bottom part dismouting requirement effectively. To sum up, this vehicle bottom part dismouting equipment can solve the inconvenient problem of operations such as the maintenance of various spare parts of vehicle bottom effectively and change.

Preferably, the crane includes the support frame and installs the installation slip table of support frame one end, the installation slip table with the carriage is through the slide rail sliding connection who extends from top to bottom, the carousel is manual carousel, manual carousel lower extreme with through the sliding rail connection that the left right direction extends between the support frame upside, the part backup pad is installed manual carousel's upper end.

Preferably, the support frame is in a right triangle shape, one straight edge is fixedly connected with the mounting sliding table, and the other straight edge is horizontally arranged and is in sliding connection with the turntable.

Preferably, actuating mechanism include servo motor and with the lead screw nut drive mechanism that the servo motor transmission is connected, the lead screw of lead screw nut drive mechanism is rotatable to be installed on the carriage, nut slidable mounting be in on the carriage, installation slip table fixed mounting be in on the nut.

Preferably, the walking frame includes two equal bearing girder that extend about and two equal limit beam that extend around, both ends all have the gyro wheel that can walk on the rail about the bearing girder, two limit beam is located respectively both ends department about the bearing girder, just two around the both ends of limit beam respectively with being located same one side the outside of gyro wheel is connected.

Preferably, the sliding frame comprises two sliding guide rail seats which are extended left and right and are arranged in parallel front and back, a bearing longitudinal beam fixedly connected with the middle of the sliding guide rail seat and a bearing vertical beam fixedly connected with the bearing longitudinal beam, wherein the two sliding guide rail seats are respectively installed on the two bearing main beams in a sliding mode, the lifting frame is installed on the bearing vertical beam in a sliding mode in the up-and-down direction, and a motor of the driving mechanism is installed at the lower end of the bearing vertical beam.

Preferably, in one side the bearing girder outside has the fine setting roof beam of controlling the extension, the both ends of fine setting roof beam all have fixing device, fixing device is the clamping jaw that is used for the centre gripping rail, it is connected with the hand wheel still to rotate on the fine setting roof beam, fixed lead screw and corresponding one side on the hand wheel pivot nut meshing on the bearing girder is in order to adjust walking frame is in the front and back direction position.

Preferably, a support beam extending forward and backward is fixed at the lower end of the vertical bearing beam, and two ends of the support beam are respectively connected with the sliding guide rail seat at the corresponding end through a pulling piece so as to provide a supporting force for the support beam.

Preferably, the pulling piece is a pulling cable, and a turn buckle is arranged in the middle of the pulling cable to adjust the distance between the two ends of the pulling cable.

Preferably, the bearing vertical beam is of a plate type, the upper end of the bearing vertical beam protrudes out of the bearing longitudinal beam, a plate surface on one side of the bearing vertical beam in the left-right direction is connected with the lifting frame in a sliding mode, a mounting seat, an electric cabinet and a servo motor are sequentially mounted on the plate surface on the other side of the bearing vertical beam from top to bottom, and the mounting seat is connected with the bearing longitudinal beam.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a vehicle bottom part dismounting device provided by the embodiment of the utility model;

fig. 2 is a schematic structural view of a turntable of the vehicle bottom part dismounting device provided by the embodiment of the utility model;

fig. 3 is a schematic view of a lifting structure of the vehicle bottom part dismounting device provided by the embodiment of the utility model;

fig. 4 is a schematic structural view of a left-right sliding part of the vehicle bottom part dismounting device provided by the embodiment of the utility model;

fig. 5 is the utility model provides a car bottom part dismouting equipment's fine setting roof beam department structure sketch map.

The drawings are numbered as follows:

the device comprises a sliding guide rail seat 1, a limiting beam 2, a bearing longitudinal beam 3, a bearing vertical beam 4, a support frame 5, a support beam 6, a pulling piece 7, a fine adjustment beam 8, a tooling beam 9, an electric cabinet 10, an electric drum 11, a turnbuckle 12, a workpiece support frame 13, a part support plate 14, a turntable 15, a screw-nut transmission mechanism 16, an installation sliding table 17, a servo motor 18, an installation seat 19, a fixing device 20, a hand wheel 21 and a bearing main beam 22.

Detailed Description

The embodiment of the utility model discloses vehicle bottom part dismouting equipment to solve the inconvenient problem of operations such as the maintenance and the change of the various spare parts of vehicle bottom effectively.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, fig. 1 is a schematic structural view of a vehicle bottom part dismounting device according to an embodiment of the present invention; fig. 2 is a schematic structural view of a turntable of the vehicle bottom part dismounting device provided by the embodiment of the utility model; fig. 3 is a schematic view of a lifting structure of the vehicle bottom part dismounting device provided by the embodiment of the utility model;

fig. 4 is a schematic structural view of a left-right sliding part of the vehicle bottom part dismounting device provided by the embodiment of the utility model;

fig. 5 is the utility model provides a car bottom part dismouting equipment's fine setting roof beam department structure sketch map.

In a specific embodiment, this embodiment provides a vehicle bottom part dismouting equipment, and is specific, this vehicle bottom part dismouting equipment includes walking frame, carriage, crane and part backup pad 14.

The walking frame should have a walking mechanism, which is generally a roller to roll on the rail, and it should be noted that the walking frame may be driven by human power or by a driving device such as a motor.

Correspondingly, the traveling frame is provided with a fixing device 20 for locking the rail, that is, when the traveling frame travels to the corresponding position, the fixing device 20 locks the rail to prevent the traveling frame from traveling, so that the traveling frame is kept at the current position of the rail, and the traveling frame is prevented from swinging along the extending direction of the rail, that is, the front and back directions. The fixing device 20 may be a clamping jaw capable of clamping the rail, or may be a locking device with a locking screw.

Wherein carriage and walking frame are along left right direction sliding connection to can walk the frame left right direction adjustment position relatively, remove about in order to drive the vehicle bottom part of treating the dismouting, sliding connection between wherein carriage and the walking frame realizes sliding connection through the slide rail mainly. The front-rear direction in the context means the extending direction of the rails, and the left-right direction in the context means the width direction of the rails, that is, the left-right direction of the vehicle body on the rails.

Wherein crane and carriage are along vertical direction sliding connection to make the crane adjust the position from top to bottom relative to the carriage. And a driving mechanism is arranged between the lifting frame and the sliding frame, wherein the driving mechanism is used for driving the lifting frame to move up and down relative to the sliding frame so as to adjust the position in a lifting way. Wherein actuating mechanism is like flexible pneumatic cylinder, electric jar etc. specifically, can set up as required.

Wherein part backup pad 14 through can wind vertical axis pivoted carousel 15 install in on the crane to make part backup pad 14 can steadily rotate on the crane, in order when using, conveniently drive the part on it, treat promptly that the dismouting car bottom part rotates, and the crane can correspond and drive part backup pad 14 and reciprocate, and the carriage can correspond and drive part backup pad 14 horizontal slip, and the walking frame can correspond and drive part backup pad 14 back-and-forth movement.

In this vehicle bottom part dismouting equipment, when using, when needs dismouting car body part, if the vehicle bottom part is left right direction sliding connection when the vehicle bottom, can drive part backup pad 14 through the carriage and remove this moment, and then drive the vehicle bottom part and remove to carry out the dismouting. If the vehicle bottom part rotates around vertical axis and connects when the vehicle bottom, if during the threaded connection around vertical extension, crane and carousel 15 can simultaneous working this moment to drive 14 spiral lifts in the part backup pad, and then drives vehicle bottom part spiral lifts, in order to carry out the dismouting. In this vehicle bottom part dismouting equipment, through carriage and crane to can drive about the part backup pad 14 and reciprocate, and drive part backup pad 14 through carousel 15 and rotate, so that the mounting means according to vehicle bottom part is different, drive vehicle bottom part and correspond the removal, avoid the manual part of raising of human body, and moving direction is smooth and easy, can satisfy vehicle bottom part dismouting requirement effectively. To sum up, this vehicle bottom part dismouting equipment can solve the inconvenient problem of operations such as the maintenance of various spare parts of vehicle bottom effectively and change.

In particular, the crane here preferably mainly comprises a mast 5 and a mounting ramp 17 mounted at one end of the mast 5. Wherein, the sliding connection of the sliding table 17 and the sliding frame is realized by two linear sliding rails which are arranged in parallel in the front and back direction, and the sliding connection is realized by the sliding rails which extend up and down, so that the effects of light weight, small volume, strong bearing capacity and the like are achieved.

Wherein the dial 15 is preferably a manual dial to facilitate manual adjustment. Wherein connect through the slide rail that the left right direction extends between manual turntable lower extreme installation end and the 5 upsides of support frame, and wherein part backup pad 14 installs the upper end rotation end at manual turntable, and part backup pad 14 level is placed, and the side of going up is the holding surface that supports vehicle bottom part promptly. Wherein, the manual rotary table is preferably connected with the support frame 5 in a left-right sliding way through two linear sliding rails which are arranged in parallel in the front-back direction and extend in the left-right direction. Slide on 5 right-left directions of support frame relatively through manual carousel to can play better right-left direction adjusting position effect, satisfy the dismouting position and fall to the ground and get and put the position space requirement. Correspondingly, the manual rotary table is further provided with a spring plug for preventing the rotating end from rotating, so that when the manual rotary table rotates to a proper position, the spring plug is positioned and locked to prevent the rotating end from rotating, and when the manual rotary table needs to rotate, the spring plug can be pushed to be separated from the locking position, so that the rotating end can continue to rotate.

Wherein support frame 5 preferably is right triangle, preferably mainly includes the rectangle riser that a left and right sides direction extends and two front and back side by side sets up and the triangle-shaped riser of extending from top to bottom, and the vertical straight flange of two triangle-shaped risers is connected with rectangle riser front and back both sides border respectively, and the horizontal straight flange realizes sliding connection through linear slide and the base of carousel 15 respectively. Specifically, one straight edge of the support frame 5 is fixedly connected with the mounting sliding table 17, and the other straight edge is horizontally arranged and is in sliding connection with the turntable 15. Wherein the support frame 5 is preferably made of pipe section bars, and meets the requirements of light weight and enough strength. The support frame 5 and the mounting sliding table 17 are detachably connected, so that field assembly and use are facilitated, and particularly, the mounting sliding table 17 and the support frame 5 are connected in a plugging locking mode, so that field assembly and disassembly can be reduced.

Wherein preferably be provided with frock roof beam 9 and frock support frame 13 on the part backup pad 14, wherein frock roof beam 9 preferably extends about and arranges, can be provided with the spirit level on the frock roof beam 9, still is provided with the ascending little breach of opening generally. Wherein the upside of frock support frame 13 has the ascending arc wall of opening, and wherein the preferred face of frock support frame 13 is the plate type spare of fore-and-aft direction, and wherein the preferred semicircle type groove of arc wall, the preferred fore-and-aft direction of axis direction of arc wall. So that the position of the vehicle bottom part can be fixed through the tool beam 9 and the tool supporting frame 13.

Further, it is preferred that the driving mechanism is an electric cylinder, that is, the driving mechanism includes a servo motor 18 and a screw nut transmission mechanism 16 in transmission connection with the servo motor 18, a screw of the screw nut transmission mechanism 16 is rotatably mounted on the sliding frame, a nut is slidably mounted on the sliding frame, and a mounting sliding table 17 is fixedly mounted on the nut. It should be noted that, because the nut is fixedly connected with the mounting sliding table 17, and the mounting sliding table 17 is slidably connected with the sliding frame, the nut is slidably connected with the sliding frame, and of course, the nut may be directly slidably connected with the sliding frame. The lead screw preferably adopts a trapezoidal lead screw to ensure good self-locking capability, and the servo motor 18 is adopted, so that the labor intensity can be effectively reduced by electric lifting, the operation of personnel is facilitated, and the servo motor 18 can be inching and linked. Wherein the servo motor 18 is preferably a servo gear reduction motor.

Specifically, the walking frame comprises two bearing main beams 22 extending left and right and two limiting beams 2 extending front and back, wherein the two bearing main beams 22 and the two limiting beams 2 are sequentially connected end to form a rectangle. Wherein, the left and right ends of the main bearing beam 22 are provided with rollers capable of walking on the rails to be used as main bearing support structures. Two spacing roof beams 2 are located bearing main beam 22's left and right sides both ends department respectively, and spacing roof beam 2 both ends are located two around same one side respectively the outside of gyro wheel is connected to can play limiting displacement to the wheel as the spacing roof beam of wheel, but should not interfere the wheel and rotate. Wherein the main bearing beams 22 are preferably connected by adopting a hollow steel pipe structure, so as to ensure the strength of the sliding frame.

The sliding frame comprises two sliding guide rail seats 1 which extend left and right and are arranged in parallel front and back, a bearing longitudinal beam 3 which extends front and back and has two ends respectively fixedly connected with the middle part of the sliding guide rail seat 1, and a bearing vertical beam 4 of which the upper end is fixedly connected with the bearing longitudinal beam 3, wherein the two sliding guide rail seats 1 are respectively arranged on the front and back bearing main beams 22 in a sliding way so as to be respectively supported by the front and back bearing main beams 22 and are directly in sliding fit through linear guide rails for sliding guide. Wherein, the installation sliding table 17 of the lifting frame is arranged on the bearing vertical beam 4 in a sliding way in the up-down direction, the motor of the driving mechanism is arranged at the lower end of the bearing vertical beam 4, the lead screw in the corresponding lead screw nut transmission mechanism 16 is arranged at the middle part of the bearing vertical beam 4 in the front-back direction, and both sides of the front-back direction are connected with the installation sliding table 17 in a sliding way through linear guide rails. Wherein bear vertical beam 4 preferred adoption fretwork steel sheet piece of bending, guarantee intensity and bending resistance, lighten weight simultaneously. It should be noted that, the upper end of the vertical bearing beam 4 is connected with the longitudinal bearing beam 3 in an inserting manner, and preferably, the vertical bearing beam is connected in an inserting manner manually, and a pin positioning structure is arranged, so that the vertical bearing beam is convenient to install and detach quickly on site. The bearing longitudinal beam 3 and the sliding guide rail seat 1 are preferably detachably connected, such as manually inserted and connected, and are provided with a pin positioning structure, so that the quick field installation and disassembly are facilitated.

Further, for better supporting the vertical load-bearing beam 4, it is preferable that a support beam 6 extending forward and backward is fixed to the lower end of the vertical load-bearing beam 4, wherein both ends of the support beam 6 are respectively connected to the sliding guide base 1 at the corresponding one end through a pulling member 7 to provide a supporting force for the support beam 6, and further, a supporting force for the lower end of the vertical load-bearing beam 4. In particular, the pulling piece 7 is preferably a guy cable, and the middle part of the guy cable is provided with a turn buckle 12 to adjust the distance between two ends of the guy cable, so that the vertical degree of the load-bearing vertical beam 4 can be adjusted.

Specifically, about wherein bearing vertical beam 4, preferably be the board type, and the upper end protrusion bear longeron 3 setting, bear vertical beam 4 left and right sides direction one side face sliding connection and have the crane, and mount pad 19, electric cabinet 10 and servo motor 18 are installed in proper order to opposite side face top-down, and wherein mount pad 19 and bear longeron 3 fixed connection, if left and right sides direction plug-in connection. The electric control box 10 is mainly used for controlling the servo motor 18, and for example, can also control the fixing device 20. And the automatic shrinkage electric drum 11 is preferably arranged, so that the on-site long-distance electricity taking is facilitated, and the disassembly and the transportation are facilitated.

Further, it is preferable that a fine adjustment beam 8 extending from left to right is provided at the outer side of the main bearing beam 22 on one side, for example, the fine adjustment beam 8 is provided at the front side of the main bearing beam 22 on the front side or the rear side of the main bearing beam 22 on the rear side, wherein the fixing device 20 is provided at both ends of the fine adjustment beam 8, the fixing device 20 is a clamping jaw for clamping a rail, wherein a hand wheel 21 is further rotatably connected to the fine adjustment beam 8, a screw rod fixed on a rotating shaft of the hand wheel 21 is engaged with a nut on the main bearing beam 22 on the corresponding side, and a thread axis direction of the screw rod is a front-back direction, so as to adjust a position of the traveling frame in the front-back direction.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides a vehicle bottom part dismouting equipment which characterized in that includes:

the walking frame can walk on the rail and is provided with a fixing device for locking the rail;

the sliding frame is connected with the walking frame in a sliding mode along the left and right direction;

the lifting frame is connected with the sliding frame in a sliding mode along the vertical direction, and a driving mechanism is arranged between the lifting frame and the sliding frame so as to drive the lifting frame to move up and down relative to the sliding frame;

and the component supporting plate is arranged on the lifting frame through a rotary table capable of rotating around a vertical axis.

2. The vehicle bottom part dismounting device according to claim 1, wherein the lifting frame comprises a support frame and an installation sliding table installed at one end of the support frame, the installation sliding table is connected with the sliding frame in a sliding mode through a sliding rail extending up and down, the rotating disc is a manual rotating disc, the lower end of the manual rotating disc is connected with the supporting frame on the upper side through a sliding rail extending in the left and right direction, and the part supporting plate is installed at the upper end of the manual rotating disc.

3. The vehicle bottom part dismounting device according to claim 2, wherein the supporting frame is in a right triangle shape, one straight edge is fixedly connected with the mounting sliding table, and the other straight edge is horizontally arranged and is connected with the turntable in a sliding manner.

4. The vehicle bottom part dismounting device according to claim 3, wherein the driving mechanism comprises a servo motor and a lead screw nut transmission mechanism in transmission connection with the servo motor, a lead screw of the lead screw nut transmission mechanism is rotatably mounted on the sliding frame, a nut is slidably mounted on the sliding frame, and the mounting sliding table is fixedly mounted on the nut.

5. The vehicle bottom component dismounting device according to claim 4, wherein the walking frame comprises two bearing main beams extending left and right and two limiting beams extending front and back, the left and right ends of the bearing main beams are provided with rollers capable of walking on the rails, the two limiting beams are respectively positioned at the left and right ends of the bearing main beams, and the two ends of the limiting beams are respectively connected with the front and back of the same side of the rollers.

6. The vehicle bottom component dismounting device according to claim 5, wherein the sliding frame comprises two sliding guide rail seats extending left and right and arranged in parallel front and back, a longitudinal bearing beam extending front and back and having two ends respectively fixedly connected with the middle of the sliding guide rail seat and a vertical bearing beam fixedly connected with the longitudinal bearing beam, the two sliding guide rail seats are respectively slidably mounted on the two main bearing beams, the lifting frame is slidably mounted on the vertical bearing beam in the up-and-down direction, and the motor of the driving mechanism is mounted at the lower end of the vertical bearing beam.

7. The vehicle bottom part dismounting device according to claim 6, characterized in that a fine tuning beam extending left and right is arranged on the outer side of the bearing main beam on one side, the two ends of the fine tuning beam are respectively provided with the fixing device, the fixing device is a clamping jaw used for clamping a vehicle rail, the fine tuning beam is further rotatably connected with a hand wheel, a screw rod fixed on a rotating shaft of the hand wheel is meshed with a nut on the bearing main beam on the corresponding side so as to adjust the front and back direction positions of the walking frame.

8. The vehicle bottom part dismounting device according to claim 7, wherein a support beam extending forward and backward is fixed at the lower end of the bearing vertical beam, and two ends of the support beam are respectively connected with the sliding guide rail seat at the corresponding end through a pulling piece so as to provide supporting force for the support beam.

9. The vehicle bottom part dismounting device according to claim 8, wherein the pulling member is a pulling cable, and a turn buckle is arranged in the middle of the pulling cable to adjust the distance between the two ends of the pulling cable.

10. The vehicle bottom component dismounting device according to claim 9, wherein the bearing vertical beam is plate-shaped, the upper end of the bearing vertical beam protrudes out of the bearing longitudinal beam, the lifting frame is slidably connected to the surface of one side of the bearing vertical beam in the left-right direction, a mounting seat, an electric cabinet and a servo motor are sequentially mounted on the surface of the other side of the bearing vertical beam from top to bottom, and the mounting seat is connected with the bearing longitudinal beam.

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