CN108891438A - A kind of framework and process bogie - Google Patents

Abstract

The present invention discloses a kind of framework and process bogie, is related to car inspection and repair technical field.Framework includes curb girder, centre cross member and sub- mounting portion.At least three groups of sub- mounting portions are arranged at intervals at both ends of the curb girder on preset direction, framework be configured to be installed on the driven running mechanism on framework along the longitudinal direction on both ends it is detachably connected with one group of upper sub- mounting portion on two curb girders respectively, thus adjust two driven running mechanisms between wheelbase.The framework is applied to process bogie, by the framework, so that process bogie is able to use various.

Description

A frame and process bogie

technical field

The invention relates to the technical field of vehicle maintenance, in particular to a frame and a process bogie.

Background technique

As an important load-carrying equipment, craft bogies not only affect the maintenance efficiency of subway vehicle maintenance lines, but also play an irreplaceable role in the safe and rapid replacement of locomotives or vehicle bogies.

The wheelbase of the bogie in the existing technology is fixed, and the supporting device is designed for a certain type of vehicle, which is only suitable for a certain type of vehicle type or truck crane. If multiple vehicle types need to be overhauled in the maintenance section, or multiple types of In the case of cranes, multiple bogies with different wheelbases need to be prepared in the maintenance section, which will cause waste of resources and low production efficiency.

Contents of the invention

The first object of the present invention is to provide a frame, which is applied to a craft bogie, through which the craft bogie can be used in various vehicle types.

The second object of the present invention is to provide a craft bogie, which can be adapted to various vehicle types.

Embodiments of the present invention are achieved like this:

A framework comprising:

Side beams, the side beams extend along a preset direction, two side beams are distributed at intervals along a longitudinal direction perpendicular to the preset direction, and the two ends of the side beams along the preset direction are configured to respectively install two driven running mechanisms ;

a central beam extending in the longitudinal direction and disposed between two side beams, the central beam being configured as a support positioning device for mounting a process bogie; and

Sub-mounting parts, at least three groups of sub-mounting parts are arranged at intervals at both ends of the side beam along the preset direction, and the frame is configured such that the two ends of the driven running mechanism installed on the frame along the longitudinal direction are respectively connected with the two side beams A set of sub-mounting parts on the upper is detachably connected to adjust the wheelbase between the two driven running mechanisms.

The inventor has designed the above frame, which is applied to a craft bogie, through which the craft bogie can be used in various vehicle types. The frame includes side beams, central beams and submounts. Wherein, the two ends of the side beam along the preset direction are configured to install two traveling mechanisms respectively. The central beam is configured as a support positioning device for mounting the process truck. In order to meet different types of cranes, sub-mounting parts are provided, at least three groups of sub-mounting parts are arranged at both ends of the side beam along the preset direction at intervals, that is, at least six groups of sub-mounting parts are arranged on two side beams, For the convenience of statistics, and the two side beams are symmetrical, the two sets of sub-installations are collectively called a set of installation parts. A set of sub-mounting parts on the side beam is detachably connected, because a driven running mechanism is matched with a set of mounting parts (the opposite ends of a driven running mechanism are respectively connected to the sub-mounting parts on the two side beams). The mounting part cooperates), thereby, by adjusting the driven running mechanism to be installed with different mounting parts, thereby adjusting the wheelbase between the two driven running mechanisms, thereby adapting to different types of cranes.

In one embodiment of the invention:

There are four sets of sub-installation parts, and two sets of sub-installation parts are respectively provided at both ends of the side beam along the predetermined direction.

In one embodiment of the invention:

The sub-installation part includes a plurality of through holes opened on the end face of the side beam and nuts welded to the side beam;

The running mechanism passes through the through hole through the bolt and cooperates with the nut.

In one embodiment of the invention:

The two inner walls opposite to the two side beams are respectively provided with slide rails, and the slide rails extend along a preset direction;

The slide rail is slidably matched with the driving device of the process bogie, and the slide rail is configured so that the driving device follows the traveling mechanism to displace along a preset direction.

In one embodiment of the invention:

A triangular reinforcing plate is welded between the central beam and the side beams.

A process bogie, the process bogie includes a supporting positioning device, a running mechanism and the above-mentioned frame;

The supporting and positioning device is arranged on the frame, and the supporting and positioning device includes:

Supporting device mounting seats, two supporting device mounting seats are arranged on the central beam at intervals along the longitudinal direction;

The telescopic crosspiece is arranged on the supporting device mounting seat, and the telescopic crosspiece is configured to expand and contract along a preset direction between the two supporting device mounting seats;

A first longitudinal stop, one end of the first longitudinal stop is rotatably connected to one of the support device mounts, and the other end of the first longitudinal stop is detachably connected to the other support device mount; and

A second longitudinal stop, one end of the second longitudinal stop is rotatably connected to one of the support device mounts, and the other end of the second longitudinal stop is detachably connected to the other support device mount;

The traveling mechanism is connected with the frame and drives the movement of the frame. The traveling mechanism includes:

The driven running mechanism, the two ends of the running mechanism along the longitudinal direction are respectively detachably connected with a group of sub-mounting parts on the two side beams, and the two driven running mechanisms are installed on the two sides at intervals along the preset direction both ends of the beam.

In one embodiment of the invention:

The driven running mechanism includes an axle box positioning device, a driven running assembly and a shaft sleeve;

The two axle box positioning devices are distributed at intervals along the longitudinal direction, and the axle box positioning devices are connected with the driven running assembly;

The shaft sleeve is arranged between the two axle box positioning devices, and the two ends of the shaft sleeve are connected to the two driven running components respectively;

The axle box positioning device has a matching part that is detachably matched with the sub-mounting part.

In one embodiment of the invention:

The axle box positioning device includes a positioning stopper and a seat plate;

The matching part is arranged on the installation seat plate, the installation seat plate extends along the preset direction, two positioning stops are arranged at opposite ends of the installation seat plate, and the inner wall of the positioning stopper is provided with a positioning column;

The driven running components include axle boxes, wheels and axle box buffer rubber pads;

The axle box is elastically arranged between the two positioning stops and the installation seat plate through the axle box buffer rubber pad, and the side wall of the axle box is provided with a waist-shaped hole, and the positioning column is slidably embedded in the waist-shaped hole;

The wheels are rotatably arranged in the axle box, and the axle sleeve is connected with the transmission of the two wheels.

In one embodiment of the invention:

The telescopic crosspiece includes a sliding cylinder, a guide column, an elastic contact and a telescopic mechanism;

The sliding cylinder extends along a preset direction, the interior of the sliding cylinder has a sliding cavity running through both ends of the sliding cylinder, and the sliding cylinder is arranged on the mounting seat of the supporting device;

The guide post is slidably arranged in the sliding cavity, and one end of the guide post is connected to the telescopic mechanism, and the telescopic mechanism drives the guide post to reciprocate along a preset direction;

The end of the guide post away from the telescopic mechanism is connected with the elastic contact.

In one embodiment of the invention:

The first longitudinal stop and the second longitudinal stop are distributed in mirror images;

The first longitudinal stop includes a locking structure, an elastic blocking rod, and a swing rod. One end of the swing rod is rotatably connected to one of the support device mounting seats, and the other end of the swing rod is provided with a locking structure. The locking structure is connected to the other support device mounting seat lock connection;

The elastic retaining rods are arranged on the peripheral surface of the swing rod, and the two elastic retaining rods are close to each other.

The technical solution of the present invention has at least the following beneficial effects:

The invention provides a frame, which is applied to a process bogie, through which the process bogie can be used in various vehicle types.

The invention provides a process bogie, which can be adapted to various vehicle types.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention, and thus It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.

Fig. 1 is the structural representation of non-power technology bogie in embodiment 1 of the present invention;

Fig. 2 is a kind of structural schematic diagram of framework in the embodiment 1 of the present invention;

Fig. 3 is a schematic structural diagram of the driven traveling mechanism in the first viewing angle in Embodiment 1 of the present invention;

Fig. 4 is a schematic structural view of the driven running mechanism in Embodiment 1 of the present invention under a second viewing angle;

5 is a schematic structural view of the driven running mechanism in Embodiment 1 of the present invention under a third viewing angle;

Fig. 6 is a schematic structural view of the telescopic crosspiece in Embodiment 1 of the present invention;

Fig. 7 is a schematic structural view of the first longitudinal stop and the second longitudinal stop in Embodiment 1 of the present invention;

FIG. 8 shows another schematic structural diagram of the frame in Embodiment 1 of the present invention.

Icons: 10-process bogie; 11-frame; 11B-frame; 12-support positioning device; 13-driven running mechanism; 14-support device mounting seat; 17-second longitudinal block; 18-car body tray; 41-driving device; 43-slide rail; 80-waist hole; 90-sub-installation part; 130-axle box positioning device; 131-driven travel assembly; 132-shaft sleeve; 150-slider; 151-guide column; 152-elastic contact; 153-telescopic mechanism; Rod; 162-fork; 1300-positioning block; 1301-installation seat plate; 1310-axle box; 1311-wheel; 1312-axle box buffer rubber pad.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "inner", "lower", etc. is based on the orientation or positional relationship shown in the drawings, or the conventionally placed position when the product of the invention is used. Orientation or positional relationship is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation of the present invention. In addition, the terms "first", "second", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise clearly specified and limited, the terms "setting" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, or Integral connection; it can be mechanical connection, direct connection, indirect connection through an intermediary, or internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

In the present invention, unless otherwise clearly specified and limited, the first feature above or below the second feature may include that the first and second features are in direct contact, and may also include that the first and second features are not in direct contact but is through additional feature contacts between them. Moreover, the first feature on, above and above the second feature includes the first feature directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. The first feature being below, below and below the second feature includes the first feature being directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

Example 1

This embodiment provides a process bogie 10, which can be adapted to various vehicle types.

Please refer to FIG. 1 , which shows the specific structure of the process bogie 10 in this embodiment.

The process bogie 10 includes a frame 11 , a support positioning device 12 and a driven traveling mechanism 13 . The supporting and positioning device 12 includes a supporting device mounting base 14 , a telescopic horizontal bar 15 , a first longitudinal bar 16 , and a second longitudinal bar 17 .

Specifically, the frame 11 extends along a preset direction, and at least three sets of installation parts are arranged at intervals at both ends of the frame 11 along the preset direction (the sub-installation parts 90 explaining the installation parts are shown in FIG. 2 ). It should be noted that the preset direction refers to the traveling direction of the process bogie 10 .

The driven running mechanism 13 is installed on the frame 11 and detachably cooperates with a set of mounting parts. Two driven running mechanisms 13 are mounted on both ends of the frame 11 at intervals along a preset direction. By coordinating the driven running mechanism 13 with different installation parts, two driven running mechanisms 13 with different wheelbases in the preset direction are obtained, so as to satisfy different types of cranes.

The support and positioning device 12 is arranged on the frame 11, and it is used for supporting and positioning the frame machine.

The telescopic crosspiece 15 is arranged on the support device mounting base 14, and the telescopic crosspiece 15 is configured to expand and contract in a preset direction between the two support device mounting bases 14. It should be noted that, in this embodiment, the two The two telescopic crosspieces 15 are respectively arranged on the two supporting device mounts 14, that is, in this embodiment, the support and positioning device 12 uses the two telescopic crosspieces 15 to position different types of cranes. In other specific embodiments, a telescoping crosspiece 15 can be used for telescoping and a fixed-length crosspiece to position the trolley.

One end of the first longitudinal block 16 is rotatably connected to one of the supporting device mounts 14, the other end of the first longitudinal block 16 is detachably connected to the other support device mount 14, and one end of the second longitudinal block 17 is rotatable The other end of the second longitudinal stopper 17 is detachably connected to the other supporting device mounting seat 14. Through the rotation cooperation between the first longitudinal stop 16 and the second longitudinal stop 17 and the supporting device mounting seat 14, the first longitudinal stop 16 and the second longitudinal stop 17 can adapt to the outer dimensions of the traction devices of different models, so that different car models can be towed The seat is firmly supported between two supporting device mounts 14 in a predetermined orientation.

In this embodiment, the first longitudinal stop 16 and the second longitudinal stop 17 are distributed in mirror images.

Specifically, please refer to FIG. 2 , which shows the specific structure of the framework 11 in this embodiment.

The frame 11 includes a central beam 110, two side beams 111 and a sub-installation part 90. The two side beams 111 extend along a predetermined direction and are distributed along the longitudinal direction at intervals. The central beam 110 extends along the longitudinal direction and is arranged on the two side beams 111. between.

Specifically, at least three sets of sub-mounting parts 90 are arranged at intervals at both ends of the side beam 111 along the predetermined direction, and the frame 11 is configured to be installed on the two ends of the driven running mechanism 13 on the frame 11 along the longitudinal direction They are respectively detachably connected to a set of sub-mounting parts 90 on the two side beams 111 , so as to adjust the wheelbase between the two driven running mechanisms 13 . Specifically, in the above, the installation part is proposed, and the reason is that the number of side beams 111 is two. The mounts are collectively referred to as a set of mounts.

The installation part includes two groups of sub-installation parts 90, the two groups of sub-installation parts 90 are respectively arranged on the side beams 111, the supporting positioning device 12 is arranged on the central beam 110, the driven running mechanism 13 extends along the longitudinal direction, and the driven running mechanism 13 The two opposite ends are respectively installed on the two side beams 111 and respectively detachably matched with a set of sub-installation parts 90 .

Further, in this embodiment, the number of installation parts is four groups, and the installation parts are evenly arranged at both ends of the side beam 111 along the predetermined direction. It should be noted that each side beam 111 has two sets of installation parts, namely The four sets of sub-mounting parts 90 are centered on the central beam 110 , and the side beam 111 is divided into two parts of the same length, each of which has two sets of sub-mounting parts 90 .

The sub-installation part 90 includes a plurality of through holes opened on the end surface of the side beam 111 and nuts welded to the side beam 111 . The driven running mechanism 13 passes through the through hole through the bolt and cooperates with the nut. The structure of the driven running mechanism 13 will be written in detail below.

It should be noted that a triangular reinforcing plate is welded between the central beam 110 and the side beams 111 to ensure the strength of the frame 11 .

Please refer to FIG. 3 , which shows the specific structure of the driven traveling mechanism 13 in the first viewing angle in this embodiment.

The driven running mechanism 13 includes an axle box positioning device 130, a driven running assembly 131 and a shaft sleeve 132:

Two axle box positioning devices 130 are distributed at intervals along the longitudinal direction. The axle box positioning device 130 is connected with the driven travel assembly 131. The axle sleeve 132 is arranged between the two axle box positioning devices 130. The two ends of the axle sleeve 132 are respectively on the two Two driven running components 131 are connected in transmission, and the axle box positioning device 130 has a matching part 91 that is detachably matched with the sub-mounting part 90 .

In this embodiment, the sub-installation portion 90 includes a plurality of through holes opened on the end surface of the side beam 111 and nuts welded to the side beam 111 . The matching portion 91 is a plurality of through holes corresponding to the sub-mounting portion 90 and opened on the axle box positioning device 130 , and the axle box positioning device 130 is installed on the side beam 111 through bolts and nuts. It should be noted that the cooperation of bolts and nuts can be replaced by other connection structures.

In this embodiment, the sub-installation part 90 includes six through holes, and the matching part 91 is also six through holes. Since the side beam 111 is divided into two parts with the same length and each has two sets of sub-installation parts 90, therefore, among them Each end has twelve through holes, and the driven running mechanism 13 can be installed with two kinds of wheelbases when debugging different vehicle models.

Please combine FIG. 4 and FIG. 5 . FIG. 4 shows the specific structure of the driven running mechanism 13 in the second viewing angle in this embodiment. FIG. 5 shows the specific structure of the driven traveling mechanism 13 in the third viewing angle in this embodiment.

The axle box positioning device 130 includes a positioning block 1300 and an installation seat plate 1301:

The matching portion 91 is disposed on the mounting seat plate 1301 , and the mounting seat plate 1301 extends along a predetermined direction. Two positioning stops 1300 are disposed on opposite ends of the mounting seat plate 1301 . The inner walls of the positioning stops 1300 are provided with positioning posts.

The driven running assembly 131 includes an axle box 1310, wheels 1311 and axle box buffer rubber pads 1312:

The axle box 1310 is elastically arranged between the two positioning blocks 1300 and the installation seat plate 1301 through the axle box buffer rubber pad 1312. The side wall of the axle box 1310 is provided with a waist-shaped hole 80, and the positioning column is slidably embedded in the waist-shaped hole. 80, the wheels 1311 are rotatably arranged in the axle box 1310, and the axle sleeve 132 is connected to the two wheels 1311 in transmission.

Through the sliding fit between the waist-shaped hole 80 and the positioning column, and the characteristics of the cushion rubber pad 1312 of the axle box, the driven running mechanism 13 not only has good vertical vibration reduction performance, but also has a good curve passing performance, which is beneficial to passing through curves and turnouts in the factory area in the future. . Specifically, in this embodiment, the axle box buffer rubber pad 1312 is vulcanized by a steel bottom plate, rubber, and a steel panel, with a groove in the middle to increase elasticity, and to reduce unsprung mass, vibration isolation and noise reduction, and smooth operation. The effect of stability, especially can greatly reduce the impact force when the tread of the wheel 1311 passes through the joint of the rail, while protecting the car body, it can improve the service life of the wheel axle and the bearing.

Please refer to FIG. 6, which shows the specific structure of the telescopic crosspiece 15 in this embodiment.

The telescopic crosspiece 15 includes a sliding cylinder 150, a guide post 151, an elastic contact 152 and a telescoping mechanism 153:

The sliding cylinder 150 extends along a predetermined direction, and the inside of the sliding cylinder 150 has a sliding cavity that runs through both ends of the sliding cylinder 150. The sliding cylinder 150 is arranged on the supporting device mounting seat 14 (in this embodiment, the sliding cylinder 150 is arranged on the supporting device inside of the mounting base 14), the guide post 151 is slidably arranged in the sliding cavity, and one end of the guide post 151 is in transmission connection with the telescopic mechanism 153. The end of 151 away from the telescopic mechanism 153 is connected with the elastic contact 152 .

It should be noted that in this embodiment, as shown in Figure 6, the telescopic mechanism 153 is a hand-operated screw structure. Sliding to form a telescopic motion state. Wherein, it should be noted that the elastic contact 152 is a semicircular steel pipe coated with rubber, so as not to damage the traction device.

Please refer to FIG. 7 , which shows the specific structure of the first longitudinal stop 16 and the second longitudinal stop 17 in this embodiment.

Since in the present embodiment, the first longitudinal block 16 and the second longitudinal block 17 are distributed as mirror images, so only the structure of the first longitudinal block 16 will be introduced below, and the structure of the second longitudinal block 17 will not be repeated: the first longitudinal block 16 includes a lock Tightening structure 160, elastic retaining rod 161 and fork 162, one end of fork 162 is rotationally connected with one of the supporting device mounts 14, and the other end of fork 162 is provided with locking structure 160, and locking structure 160 is connected with another supporting device. The installation seat 14 is locked and connected, and the elastic blocking rod 161 is arranged on the peripheral surface of the swing rod 162 , and the two elastic blocking rods 161 are close to each other.

It should be noted that the process bogie 10 also includes a car body pallet 18 (shown in FIG. 7 and FIG. 1 ).

The vehicle body tray 18 includes parallel irons and rubber pads connected to each other. The end surface of the supporting device mounting base 14 is provided with a plurality of sets of bolt holes along the longitudinal direction, and the body tray 18 is detachably matched with a set of bolt holes through the bolts. It should be noted that the vehicle body tray 18 can be matched with different pin holes through the vehicle body tray 18 on the supporting device mounting seat 14 to adapt to different specific vehicle models. The car body tray 18 can be adapted to different car body dimensions to ensure the stability and safety of the car body in operation.

It should be noted that, in this embodiment, the process bogie 10 is a non-power process bogie. In other specific embodiments, in order to adapt to the power bogie, the structure of the frame 11 is increased. Please refer to FIG. 8, which shows The application of frame 11B in power craft bogies is shown:

The two opposite inner walls of the two side beams 111 are provided with slide rails 43 respectively. The slide rails 43 extend along a preset direction. The slide rails 43 are slidingly matched with the drive device 41 of the power process bogie. The slide rails 43 are configured such that the drive device 41 follows the driven traveling mechanism 13 and moves along a preset direction.

The inventor has designed the above-mentioned process truck 10, which can be adapted to various vehicle types. The process bogie 10 includes a frame 11 , a support positioning device 12 and a driven traveling mechanism 13 . The frame 11 extends along a preset direction. It should be noted that the preset direction refers to the walking direction, and the two ends of the frame 11 along the preset direction are provided with at least three sets of mounting parts at intervals (at least six sets of sub-mounting parts 90 on both sides. beam 111), the driven traveling mechanism 13 is mounted on the frame 11 and detachably cooperates with a set of installation parts, and the two driven traveling mechanisms 13 are installed at both ends of the frame 11 at intervals along the preset direction, since the frame 11 is at least Three sets of installation parts are provided (at least six groups of sub-installation parts 90 are on the two side beams 111), so the driven running mechanism 13 is disassembled and installed to meet the working conditions of the process bogie 10, and the two driven running mechanisms The wheelbase between 13 has at least two kinds of distances, so that at least two kinds of vehicle types can be satisfied. In order to adapt to and support different vehicle models, a telescopic crosspiece 15 is also provided. Since the telescopic crosspiece 15 can expand and contract in a preset direction, the distance can be adjusted according to different vehicle models, so that the different vehicle vehicle traction seats can be adjusted in the preset direction. The direction is firmly supported between the two support device mounts 14; a first longitudinal stop 16 and a second longitudinal stop 17 are also provided, through the rotation of the first longitudinal stop 16 and the second longitudinal stop 17 and the support device mount 14 Cooperate so that the first longitudinal block 16 and the second longitudinal block 17 can adapt to the outer dimensions of the traction devices of different models, so that the traction seats of different models are firmly supported between the two support device mounting seats 14 in the preset direction, ensuring The stability and safety of the car body in operation.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. A framework, characterized in that, comprising: side beams, the side beams extend along a preset direction, two side beams are spaced apart along a longitudinal direction perpendicular to the preset direction, and the two ends of the side beams along the preset direction are configured as Used to install the driven running mechanism separately; a central beam extending in said longitudinal direction and disposed between two of said side beams, said central beam being configured as a support positioning device for mounting a process truck; and Sub-mounting parts, at least three sets of sub-mounting parts are arranged at intervals at both ends of the side beam along the predetermined direction, and the frame is configured so that the driven running mechanism installed on the frame is along the longitudinal direction Two ends of the top are respectively detachably connected with a group of sub-mounting parts on the two side beams, so as to adjust the wheelbase between the two driven running mechanisms. 2. The framework of claim 1, characterized in that: The number of the sub-installation parts is four groups, and the two ends of the side beam along the predetermined direction are respectively provided with two groups of the sub-installation parts. 3. The framework of claim 2, characterized in that: The sub-installation part includes a plurality of through holes opened on the end surface of the side beam and nuts welded to the side beam; The driven running mechanism passes through the through hole through a bolt and cooperates with the nut. 4. The framework of claim 1, wherein: The two inner walls opposite to the two side beams are respectively provided with slide rails, and the slide rails extend along a preset direction; The sliding rail is slidingly matched with the driving device of the process bogie, and the sliding rail is configured such that the driving device follows the driven traveling mechanism to displace along the preset direction. 5. The framework of claim 1, wherein: A triangular reinforcing plate is welded between the central beam and the side beams. 6. A process bogie, characterized in that: The process bogie includes a supporting positioning device, a traveling mechanism and the frame described in any one of claims 1-5; The support and positioning device is arranged on the frame, and the support and positioning device includes: Supporting device mounting seats, two supporting device mounting seats are arranged on the central beam at intervals along the longitudinal direction; A telescopic crosspiece is disposed on the support device mounting seat, and the telescopic crosspiece is configured to expand and contract along the preset direction between two support device mounting seats; A first longitudinal stop, one end of the first longitudinal stop is rotatably connected to one of the support device mounts, and the other end of the first longitudinal stop is detachably connected to the other support device mount; as well as A second longitudinal stop, one end of the second longitudinal stop is rotatably connected to one of the support device mounts, and the other end of the second longitudinal stop is detachably connected to the other support device mount; The running mechanism is connected with the frame and drives the frame to move, and the running mechanism includes: The driven running mechanism, the two ends of the running mechanism along the longitudinal direction are respectively detachably connected with a set of sub-mounting parts on the two side beams, and the two driven running mechanisms are The predetermined direction is installed at two ends of the two side beams at intervals. 7. The process bogie according to claim 6, characterized in that: The driven running mechanism includes an axle box positioning device, a driven running assembly and a shaft sleeve; The two axle box positioning devices are spaced apart along the longitudinal direction, and the axle box positioning devices are connected with the driven running assembly; The shaft sleeve is arranged between the two axle box positioning devices, and the two ends of the shaft sleeve are respectively connected to the two driven running components by transmission; The axle box positioning device has a matching part that is detachably matched with the sub-mounting part. 8. The process bogie according to claim 7, characterized in that: The axle box positioning device includes a positioning stopper and a seat plate; The matching portion is arranged on the installation seat plate, the installation seat plate extends along the preset direction, the two positioning stops are arranged at opposite ends of the installation seat plate, and the inner wall of the positioning stopper A positioning column is provided; The driven running assembly includes an axle box, a wheel, and an axle box buffer rubber pad; The axle box is elastically arranged between the two positioning stops and the installation seat plate through the axle box buffer rubber pad, the side wall of the axle box is provided with a waist-shaped hole, and the positioning column is slidably embedded in said waist hole; The wheels are rotatably arranged in the axle box, and the axle sleeve is connected to the two wheels in transmission. 9. The process bogie according to claim 6, characterized in that: The telescopic crosspiece includes a sliding cylinder, a guide post, an elastic contact and a telescoping mechanism; The sliding cylinder extends along the preset direction, and the sliding cylinder has a sliding cavity passing through both ends of the sliding cylinder, and the sliding cylinder is arranged on the supporting device mounting seat; The guide post is slidably arranged in the sliding cavity, one end of the guide post is in transmission connection with the telescopic mechanism, and the telescopic mechanism drives the guide post to reciprocate along the preset direction; The end of the guide post away from the telescopic mechanism is connected to the elastic contact. 10. The process bogie according to claim 1, characterized in that: The first longitudinal stop and the second longitudinal stop are distributed in mirror images; The first longitudinal stop includes a locking structure, an elastic blocking rod and a swing rod, one end of the swing rod is rotatably connected to one of the mounting seats of the support device, and the other end of the swing rod is provided with the locking structure, The locking structure is locked and connected with another mounting seat of the supporting device; The elastic blocking rods are arranged on the peripheral surface of the swing rod, and the two elastic blocking rods are close to each other.