CN204366315U - A kind of electric power wheel self-discharging vehicle front frame assembling mounting tool - Google Patents

Abstract

The utility model discloses an assembly and installation tool for the front frame of an electric wheel dump truck, which comprises a base on which a flat beam seat, a cross beam seat, an intermediate beam seat, an axle positioning seat and a hinged seat support are sequentially arranged; on the flat beam seat The first pin hole and the first fixing hole are arranged on the top; the second fixing hole is arranged on the beam seat; the middle beam seat includes a front cantilever bracket and a middle beam bracket arranged on the front cantilever bracket, There is a third fixing hole on the top, a third pin hole on the middle beam bracket, a fifth fixing hole on the hinged seat bracket, and a positioning block on the flat beam seat and the shaft positioning seat. The tooling can position each part of the front frame before welding, improve position accuracy, facilitate welding, and reduce deformation of each part during welding.

Description

Assembly and installation tooling for front frame of electric wheel dump truck

technical field

The utility model relates to a tool for assembling and installing a front frame of an electric wheel dump truck.

Background technique

As shown in FIG. 1 , the front frame of the dump truck with electric wheels includes a front assembly 100 , a middle assembly 200 and a hinge seat 300 . The middle component 200 is composed of a longitudinal beam 201, a cross beam 202, a middle beam 203, a front cantilever seat 204, a shaft 205 and the like.

Since the front frame of the electric wheel dump truck is used to install important components such as the engine and generator, if the assembly accuracy of the front frame is low, the parts that need to be installed cannot be installed according to the design requirements, or even cannot be installed. The assembly of the frame is very important, and for the front frame, all parts are connected by welding, and welding is easy to deform the parts. Therefore, when welding the parts of the front frame, the parts must be positioned first. Secondly, it is necessary to prevent welding deformation during welding.

Contents of the invention

In order to position each part of the front frame before welding, improve the position accuracy, facilitate welding, and reduce the deformation of each part during welding, the utility model provides an assembly and installation tool for the front frame of an electric wheel dump truck.

In order to achieve the above-mentioned purpose, a front frame assembly and installation tool of an electric wheel dump truck includes a base on which a flat beam seat, a cross beam seat, an intermediate beam seat, an axle positioning seat and a hinge seat bracket are sequentially arranged; on the flat beam seat The first pin hole and the first fixing hole are provided on the top; the second fixing hole is provided on the beam seat; the middle beam seat includes a front cantilever bracket and a middle beam bracket arranged on the front cantilever bracket, There is a third fixing hole on the top, a third pin hole on the middle beam bracket, a fifth fixing hole on the hinged seat bracket, and a positioning block on the flat beam seat and the shaft positioning seat.

The method for assembling and installing the tooling for the front frame of the electric wheel dump truck is as follows: place the longitudinal beam of the front frame on the flat beam seat, the cross beam seat and the shaft positioning seat, and use the positioning block to laterally position the longitudinal beam; then, place the The crossbeam is fixed to the crossbeam seat through bolts passing through the second fixing hole; then, the front cantilever seat is fixed to the front cantilever support through bolts passing through the third fixing hole; then, the middle beam is placed on the middle beam support, Use the pin shaft to pass through the third pin hole for positioning; then place the shaft on the shaft positioning seat; finally, install the welded front assembly on the flat beam through the bolts passing through the first fixing hole. After each part is installed and fixed, each part is welded. The structure of the utility model uses the front frame assembly and installation tool to locate and fix the front part of the front frame, so the assembly precision of the front frame is high, and it is not easily deformed during welding.

Further, the base is composed of two longitudinal beams parallel to each other, the longitudinal beams are channel steel, the longitudinal beam ribs are arranged in the channel steel of the longitudinal beams, which can improve the strength of the longitudinal beams, and the base is located on one side of the flat beam seat Rubber pads are provided to protect the front components of the front frame.

Further, the flat beam seat includes a flat beam pillar and a flat beam support arranged on the flat beam pillar; the flat beam pillar and the flat beam support are all channel steel, and a flat beam reinforcement plate is arranged in the channel steel of the flat beam support, which can improve The strength of the flat beam bracket.

Further, the beam seat includes a beam strut and a beam bracket arranged on the beam strut; both the beam strut and the beam bracket are channel steel, and a beam reinforcement plate is arranged in the channel steel of the beam bracket, which can improve the strength of the beam bracket.

Further, the front cantilever bracket is a channel steel, and the front cantilever rib is arranged in the channel steel of the front cantilever bracket; the middle beam bracket includes a middle beam pillar and a middle beam support plate.

Further, the shaft positioning seat includes a shaft positioning pillar, a shaft positioning beam disposed on the shaft positioning pillar, and a positioning plate disposed on the shaft positioning beam; a shaft limiting plate is provided on the side of the positioning plate on the shaft positioning beam, A shaft fixing plate is fixed on the shaft positioning beam. The limiting plate can laterally position the axle, and the axle fixing plate can fix the axle, thereby further improving the precision of the front frame after welding.

Description of drawings

Figure 1 is a schematic structural view of the front frame.

Figure 2 is the assembly and installation tooling of the front frame of the electric wheel dump truck.

Fig. 3 is a schematic diagram of assembly and installation tooling for the front frame of the electric wheel dump truck assembled with the front frame.

Fig. 4 is a top view of the assembly and installation tooling for the front frame of the electric wheel dump truck assembled with the front frame.

Detailed ways

The utility model will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in FIG. 2 , the front frame assembly and installation tooling of the electric wheel dump truck includes a base 6 , a flat beam seat 7 , a beam seat 8 , an intermediate beam seat 9 , an axle positioning seat 40 and a hinged seat bracket 50 .

As shown in Figure 2, base 6 is made up of two longitudinal beams 61 parallel to each other, and longitudinal beam 61 is channel steel, is provided with longitudinal beam reinforcement plate 62 in the channel steel of longitudinal beam 61, can improve the intensity of longitudinal beam 61; A rubber pad 63 is provided on the longitudinal beam 61 at one side of the flat beam seat 7 .

As shown in Figure 2, flat beam seat 7 comprises flat beam strut 71 and the flat beam support 72 that is located on the flat beam strut 71; All are channel steel, and the channel steel of flat beam support 72 is provided with flat beam reinforcement plate 73, to improve the intensity of flat beam support 72. A first pin hole 721 and a first fixing hole 722 are provided on the flat beam bracket 72 . On the flat beam bracket 72 there is a positioning block 74 for positioning the longitudinal beam 201 laterally.

As shown in Figure 2, crossbeam seat 8 comprises crossbeam strut 81 and the crossbeam support 82 that is located on crossbeam strut 81; The channel steel of the crossbeam bracket 82 is provided with a crossbeam rib 83 to improve the strength. A second fixing hole 821 is provided on the beam bracket 82 .

As shown in FIG. 2 , the middle beam seat 9 includes a front cantilever bracket 91 and a middle beam bracket 92 arranged on the front cantilever bracket 91 . Front cantilever support 91 is fixed between two longitudinal beams 61, and front cantilever support 91 is channel steel, and the channel steel of front cantilever support 91 is provided with front cantilever rib to improve strength; Fixing hole 911. The middle beam bracket 92 includes a middle beam support plate 921 and a middle beam support plate 922; a third pin hole 9221 is provided on the middle beam support plate 922.

As shown in Figure 2, the shaft positioning seat 40 includes a shaft positioning post 401, a shaft positioning beam 402 located on the shaft positioning post 401 and a positioning plate 403 located on the shaft positioning beam 402; the lower end of the shaft positioning post 401 is fixed on the longitudinal On the beam 61, a positioning groove is provided on the positioning plate for clamping and positioning the shaft. On the side of the positioning plate 403 on the shaft positioning beam 402, a shaft limiting plate 404 is provided. On the shaft positioning beam 402, a Shaft fixing plate 405 and positioning block 406 . The shaft fixing plate 405 is used to fix the shaft, and the positioning block 406 is used to laterally limit the longitudinal beam 61 .

A fifth fixing hole is provided on the bracket of the hinge base 50 .

As shown in Fig. 3 and Fig. 4, the method for assembling and installing the tooling by using the front frame of the electric wheel dump truck is as follows: the longitudinal beam 201 of the front frame is placed on the flat beam bracket 72, the cross beam bracket 82 and the axle positioning beam 402, Utilize the positioning blocks 74, 406 to laterally position the longitudinal beam 201; then, the cross beam 202 is fixed to the cross beam bracket 82 by the bolt passing through the second fixing hole 722; then, the front cantilever seat 204 is passed through the third fixing hole The bolts of 911 are fixed to the front cantilever bracket 91; then, the middle beam 203 is placed on the middle beam support plate 922, and the pin shaft passes through the third pin hole 9221 for positioning; then the shaft 205 is placed on the positioning groove of the positioning plate ; At last, set the support 600 on the side of the flat beam seat at the longitudinal beam 61, and install the welded front assembly 100 on the flat beam support 72 by passing the bolts of the first fixing holes 722, and the front assembly 100 It is fixed with the bracket 600, and the pin shaft passes through the first pin hole 721 to achieve positioning. After each part is installed and fixed, each part is welded. The structure of the utility model uses the front frame assembly and installation tool to locate and fix the front part of the front frame, so the assembly precision of the front frame is high, and it is not easily deformed during welding.

Claims (6)

1. an electric power wheel self-discharging vehicle front frame assembling mounting tool, is characterized in that: comprise base, base is provided with flat-topped ridge seat, beam seat, middle beam seat, axle positioning seat and hinged seat support successively; Flat-topped ridge seat is provided with the first pin-and-hole and the first fixing hole; Beam seat is provided with the second fixing hole; Described middle beam seat comprises front boom support and is located at the intermediate beam support on front boom support, front boom support is provided with the 3rd fixing hole, intermediate beam support is provided with the 3rd pin-and-hole; Hinged seat support is provided with the 5th fixing hole; Flat-topped ridge seat and axle positioning seat are provided with locating piece.

2. electric power wheel self-discharging vehicle front frame assembling mounting tool according to claim 1, it is characterized in that: base is made up of the longeron that two are parallel to each other, longeron is channel-section steel, is provided with longeron gusset in the channel-section steel of longeron, and the side that base is positioned at flat-topped ridge seat is provided with rubber blanket.

3. electric power wheel self-discharging vehicle front frame assembling mounting tool according to claim 1, is characterized in that: flat-topped ridge seat comprises flat-topped ridge pillar and is located at the flat-topped ridge support on flat-topped ridge pillar; Flat-topped ridge pillar peace boom support is channel-section steel, is provided with flat-topped ridge gusset in the channel-section steel of flat-topped ridge support.

4. electric power wheel self-discharging vehicle front frame assembling mounting tool according to claim 1, is characterized in that: beam seat comprises crossbeam pillar and is located at the overarm brace on crossbeam pillar; Crossbeam pillar and overarm brace are channel-section steel, are provided with crossbeam gusset in the channel-section steel of overarm brace.

5. electric power wheel self-discharging vehicle front frame assembling mounting tool according to claim 1, is characterized in that: front boom support is channel-section steel, is provided with front boom gusset in the channel-section steel of front boom support; Intermediate beam support comprises intermediate beam pillar and intermediate beam support plate.

6. electric power wheel self-discharging vehicle front frame assembling mounting tool according to claim 1, is characterized in that: the location-plate that axle positioning seat comprises axle positioning pillars, is located at the axle positioning beam in axle positioning pillars and is located in axle positioning beam; The side that axle positioning beam is positioned at location-plate is provided with axle limiting plate, and axle positioning beam is fixed with axis fixing plate.