Welding fixture for chassis auxiliary steel plate mounting frame of garbage collection vehicle

Abstract

The utility model discloses a welding fixture for a chassis auxiliary steel plate mounting rack of a garbage collection vehicle. The welding fixture comprises a bottom-layer auxiliary steel plate mounting rack positioning mechanism and a bottom-layer auxiliary steel plate mounting rack clamping assembly, the bottom layer auxiliary steel plate mounting frame positioning mechanism comprises two rotating shaft seats fixed on the lower supporting rectangular frame and a rotating positioning mechanism of which the lower part is rotationally sleeved in the rotating shaft seats; the rotary positioning mechanism comprises a rotating shaft, an extension rod and an L-shaped positioning frame; the end parts of the rotating shaft are respectively sleeved in the rotating shaft seats; the extension rod is arranged on the rotating shaft; the L-shaped positioning frame is arranged at the top of the extension rod; the inner side of the L-shaped positioning frame is in contact with the outer side edge and the end part of the bottom-layer auxiliary steel plate mounting frame; the bottom layer auxiliary steel plate mounting frame clamping assembly comprises a lower mounting cross beam fixedly connected with the inner side of the lower supporting rectangular frame, a clamp stand column fixed to the lower mounting cross beam, a switching clamp arranged on the top of the clamp stand column and an arc-shaped clamping plate arranged on the switching clamp. And the arc-shaped clamping plate is extruded at the top of the bottom-layer auxiliary steel plate mounting frame.

Description

TECHNICAL FIELD

[0001] The utility model relates to garbage collection car technical field especially a kind of welding fixture of chassis auxiliary steel sheet mounting rack of garbage collection car. BACKGROUND

[0002] Garbage collection car is a kind of special vehicle for collecting and transporting garbage, which is mainly composed of chassis, garbage bin, electrical system and wheels. The chassis support is part of the chassis, and its structure is shown in Figure 1 The chassis support includes first chassis side beam 100, second chassis side beam 200, first chassis cross beam 300, front end baffle 400, second chassis cross beam 500, third chassis cross beam 600, first chassis cross beam connecting beam 700 and second chassis cross beam connecting beam 800. To increase the load capacity of garbage collection car, bottom auxiliary steel sheet mounting rack 900 is provided on first chassis side beam 100 and second chassis side beam 200 to facilitate the installation of bottom auxiliary steel sheet. The bottom auxiliary steel sheet mounting rack 900 is in the shape of Ω. There is no corresponding chassis auxiliary steel sheet mounting rack positioning and fixture assembly in the prior art. It is difficult to weld and clamp.

[0003] Therefore, there is an urgent need for a welding fixture for the chassis auxiliary steel sheet mounting rack of garbage collection car, which is simple in structure and reliable in positioning and support. INVENTION CONTENTS

[0004] To solve the above problems, the purpose of the present utility model is to provide a welding fixture for the chassis auxiliary steel sheet mounting rack of garbage collection car. The technical solution adopted by the present utility model is as follows:

[0005] A welding fixture for the chassis auxiliary steel sheet mounting rack of garbage collection car is provided on the lower support rectangular frame and clamps and fixes the bottom auxiliary steel sheet mounting rack on the first chassis side beam and the second chassis side beam. It includes a bottom auxiliary steel sheet mounting rack positioning mechanism and a bottom auxiliary steel sheet mounting rack clamping assembly fixed on the lower support rectangular frame. The bottom auxiliary steel sheet mounting rack positioning mechanism contacts the outer side and end of the bottom auxiliary steel sheet mounting rack. The bottom auxiliary steel sheet mounting rack clamping assembly is extruded on the top of the bottom auxiliary steel sheet mounting rack.

[0006] The bottom auxiliary steel sheet mounting rack positioning mechanism includes two shaft seats fixed on the lower support rectangular frame, and a rotating positioning mechanism with a lower part rotatingly arranged in the shaft seat. The rotating positioning mechanism includes a rotating shaft with an end part arranged in the shaft seat, an extension rod arranged on the rotating shaft, and an L-shaped positioning rack arranged on the top of the extension rod. The inner side of the L-shaped positioning rack contacts the outer side and end of the bottom auxiliary steel sheet mounting rack.

[0007] The bottom layer auxiliary steel plate mounting rack clamping assembly comprises a lower mounting beam fixedly connected with the inner side of the lower support rectangular frame, a clamp stand fixed on the lower mounting beam, a switching clamp arranged on the top of the clamp stand, and an arc-shaped clamping plate arranged on the switching clamp.

[0008] Further, the switching clamp comprises a clamp base fixed on the clamp stand, a switching handle axially connected with the front end of the clamp base, a clamp rod axially connected with the rear end of the clamp stand, and a first crank arm arranged between the switching handle and the clamp rod.

[0009] Further, the arc-shaped clamping plate is provided with an extrusion support column on the inner side.

[0010] Compared with the prior art, the utility model has the advantages that:

[0011] The utility model discloses a bottom layer auxiliary steel plate mounting rack positioning mechanism and bottom layer auxiliary steel plate mounting rack clamping assembly are set up to position and clamp the bottom layer auxiliary steel plate mounting rack of omega shape, guaranteeing that the subsequent welding positioning is reliable. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the utility model, and therefore should not be regarded as the limitation to the protection scope, and for those skilled in the art, other related drawings can also be obtained without the creative labor on the premise of the drawings.

[0013] Figure 1 It is the structural schematic diagram of the chassis support in the utility model.

[0014] Figure 2 It is the structural schematic diagram of the utility model.

[0015] Figure 3 It is the local enlarged schematic diagram of the utility model.

[0016] Figure 4 It is the structural schematic diagram of the bottom layer auxiliary steel plate mounting rack clamping assembly in the utility model.

[0017] Figure 5 It is the structural schematic diagram of the rotating positioning mechanism in the utility model.

[0018] Figure 6 It is the clamping state schematic diagram of the chassis support in the utility model.

[0019] Figure 7 The first angle structure schematic diagram of the chassis support is taken off.

[0020] Figure 8 The second angle structure schematic diagram of the chassis support is taken off.

[0021] Figure 9 The structure schematic diagram of the clamp assembly in the utility model.

[0022] Figure 10 The first state schematic diagram of the first L plate is removed.

[0023] Figure 11 The second state schematic diagram of the first L plate is removed.

[0024] In the above drawings, the component names corresponding to the reference signs are as follows:

[0025] 100, first chassis side beam; 200, second chassis side beam; 300, first chassis cross beam; 400, front end baffle; 500, second chassis cross beam; 600, third chassis cross beam; 700, first chassis cross beam connecting beam; 800, second chassis cross beam connecting beam; 900, bottom layer auxiliary steel plate mounting frame; 1, rectangular lower support frame; 2, first transverse support frame; 3, second transverse support frame; 4, lower support rectangular frame; 5, stand column; 6, first cross beam; 7, second cross beam; 8, first cross beam connecting beam; 9, second cross beam connecting beam; 10, transverse support seat; 11, T-shaped support seat; 12, side support rod; 13, clamp assembly; 14, bottom layer auxiliary steel plate mounting frame positioning mechanism; 15, bottom layer auxiliary steel plate mounting frame clamping assembly; 131, first L plate; 132, second L plate; 133, L-shaped clamping plate; 134, rotating support shaft; 135, front limiting rod; 136, rear limiting rod; 137, support shaft; 1371, support column; 141, rotating shaft seat; 142, rotary positioning mechanism; 1421, L-shaped positioning frame; 1422, extension rod; 1423, rotating shaft; 151, lower mounting cross beam; 152, clamp stand column; 153, clamp base; 154, switching handle; 155, first crank arm; 156, clamp rod; 157, arc-shaped clamping plate; 158, extrusion support column. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the present application more clear, the utility model will be further described below in combination with the drawings and examples, and the implementation manner of the utility model includes but is not limited to the following examples. Based on the examples in the present application, all other examples obtained by the ordinary skilled person in the art without making creative efforts belong to the protection scope of the present application.

[0027] Embodiment

[0028] In this embodiment, the term "and / or" is only used to describe an associated relationship with associated objects, which means that there can be three relationships, for example, A and / or B, which can represent three cases: A exists alone, A and B exist together, and B exists alone.

[0029] The terms "first" and "second" and the like in the description and claims of this embodiment are used to distinguish different objects, and are not used to describe the specific order of the objects. For example, the first target object and the second target object are used to distinguish different target objects, and are not used to describe the specific order of the target objects.

[0030] In the embodiments of the present application, the words "exemplary" or "for example" are used to mean serving as an example, instance, or illustration. Any embodiment or design presented as "exemplary" or "for example" in the embodiments of the present application should not be construed as being more preferred or advantageous than other embodiments or design solutions. Rather, the use of the words "exemplary" or "for example" is intended to present concepts in a particular manner.

[0031] In the description of the embodiments of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more. For example, a plurality of processing units refers to two or more processing units; a plurality of systems refers to two or more systems.

[0032] As shown in Figures 1 to 11 The present embodiment provides a welding clamp for a chassis auxiliary steel plate mounting frame of a garbage collection vehicle, which belongs to part of a chassis support welding support platform of the garbage collection vehicle. The chassis support welding support platform positions and clamps the first chassis side beam 100, the second chassis side beam 200, the first chassis cross beam 300, the front end baffle 400, the second chassis cross beam 500, the third chassis cross beam 600, the first chassis cross beam connecting beam 700, the second chassis cross beam connecting beam 800, and the bottom auxiliary steel plate mounting frame 900.

[0033] Specifically, the chassis support welding support platform of the garbage collection vehicle comprises a rectangular lower support frame 1, a first transverse support frame 2 and a second transverse support frame 3 fixed on the rectangular lower support frame 1, a lower support rectangular frame 4 fixed on the first transverse support frame 2 and the second transverse support frame 3, a stand 5 arranged on the two sides of the rear end of the lower support rectangular frame 4 in one-to-one correspondence, a first cross beam 6 and a second cross beam 7 arranged in the lower support rectangular frame 4, a first cross beam connecting beam 8 and a second cross beam connecting beam 9 arranged between the first cross beam 6 and the second cross beam 7, a T-shaped support seat 11 arranged on the first cross beam 6, a side support rod 12 arranged on the side of the front end of the lower support rectangular frame 4, a transverse support seat 10 arranged at the end of the first cross beam 6 and the second cross beam 7 respectively, a plurality of clamp assemblies 13 arranged on the periphery of the lower support rectangular frame 4, the first cross beam connecting beam 8, the second cross beam connecting beam 9 and the transverse support seat 10, and a bottom layer auxiliary steel plate mounting frame positioning mechanism 14 and a bottom layer auxiliary steel plate mounting frame clamping assembly 15 arranged on the lower support rectangular frame 4. Among them, the clamp assembly 13 clamps the first chassis side beam 100, the second chassis side beam 200, the first chassis cross beam 300, the front end baffle 400, the second chassis cross beam 500, the third chassis cross beam 600, the first chassis cross beam connecting beam 700 and the second chassis cross beam connecting beam 800. In addition, the outer side and the end of the bottom layer auxiliary steel plate mounting frame 900 are in contact with the bottom layer auxiliary steel plate mounting frame positioning mechanism 14, and finally the bottom layer auxiliary steel plate mounting frame clamping assembly 15 is extruded on the top of the bottom layer auxiliary steel plate mounting frame 900.

[0034] In the embodiment, the clamp assembly 13 comprises a first L plate 131 and a second L plate 132 which are the same in structure, an L-shaped clamping plate 133 rotatably arranged between the first L plate 131 and the second L plate 132 and jointly forming a U shape with the first L plate 131 and the second L plate 132, a rotating support shaft 134 penetrating the first L plate 131, the L-shaped clamping plate 133 and the second L plate 132, a front limiting rod 135 penetrating the first L plate 131 and the second L plate 132 and arranged at the lower front end of the L-shaped clamping plate 133, and a rear limiting rod 136 penetrating the first L plate 131 and the second L plate 132 and arranged at the lower rear end of the L-shaped clamping plate 133. The rotating support shaft 134 penetrates the lower front end of the L-shaped clamping plate 133. In addition, a plurality of support shafts 137 are arranged on the first L plate 131 and the second L plate 132 and penetrate the first L plate 131 and the second L plate 132. A support column 1371 is arranged on the support shaft 137 and arranged between the first L plate 131 and the second L plate 132, and the length of the support column 1371 is greater than or equal to the thickness of the L-shaped clamping plate 133. In the embodiment, when the clamped material is not put in, the front end of the L-shaped clamping plate 133 is raised, and the rear end thereof is unfolded outwardly, as shown in Figure 10As shown. When the material is put in, the material presses down the front end of the L-shaped clamping plate 133, so that the rear end of the L-shaped clamping plate 133 is close to the material, and together with the first L-shaped plate 131 and the second L-shaped plate 132, it forms a U-shaped structure to clamp the material, as shown. Figure 11 The clamp assembly 13 of the embodiment adopts a downward clamping, which is efficient and reliable for putting in and taking out the chassis support.

[0035] In the embodiment, the bottom layer auxiliary steel plate mounting rack 900 is positioned by the bottom layer auxiliary steel plate mounting rack positioning mechanism 14. The bottom layer auxiliary steel plate mounting rack positioning mechanism 14 includes two rotating shaft seats 141 fixed on the lower support rectangular frame 4, and a rotating positioning mechanism 142 rotatably sleeved in the rotating shaft seat 141. The rotating positioning mechanism 142 includes a rotating shaft 1423 sleeved in the rotating shaft seat 141, an extension rod 1422 arranged on the rotating shaft 1423, and an L-shaped positioning frame 1421 arranged on the top of the extension rod 1422. The extension rod 1422 and the L-shaped positioning frame 1421 are rotated, and the bottom layer auxiliary steel plate mounting rack 900 is placed on the first chassis side beam 100 and the second chassis side beam 200. The inner side of the L-shaped positioning frame 1421 is in contact with the outer side and the end of the bottom layer auxiliary steel plate mounting rack 900, so that the positioning is completed.

[0036] After the bottom layer auxiliary steel plate mounting rack 900 is positioned, it can be clamped by the bottom layer auxiliary steel plate mounting rack clamping assembly 15. The bottom layer auxiliary steel plate mounting rack clamping assembly 15 includes a lower mounting beam 151 fixedly connected to the inner side of the lower support rectangular frame 4, a clamp stand 152 fixed on the lower mounting beam 151, a switching clamp arranged on the top of the clamp stand 152, an arc-shaped clamping plate 157 arranged on the switching clamp, and an extrusion support column 158 arranged on the inner side of the arc-shaped clamping plate 157. The arc-shaped clamping plate 157 is extruded on the top of the bottom layer auxiliary steel plate mounting rack 900.

[0037] In the embodiment, the switching clamp includes a clamp base 153 fixed on the clamp stand 152, a switching handle 154 axially connected to the front end of the clamp base 153, a clamp rod 156 axially connected to the upper part of the rear end of the clamp stand 152, and a first crank 155 arranged between the switching handle 154 and the clamp rod 156. The arc-shaped clamping plate 157 is arranged on the front end of the lower part of the clamp rod 156.

[0038] The use process of the embodiment will be briefly described below:

[0039] First, the front baffle 400 is inserted into the clamp assembly 13 at the rear end of the lower support rectangular frame 4, and clamped by the clamp assembly 13. Since the front baffle 400 is high, it is supported by the stand 5 to prevent it from falling. Then the first chassis side beam 100 and the second chassis side beam 200 are placed, the rear ends of the first chassis side beam 100 and the second chassis side beam 200 are in contact with the front baffle 400; similarly, the first chassis side beam 100 and the second chassis side beam 200 are clamped by the clamp assembly 13 on the side of the lower support rectangular frame 4. Then the first chassis cross beam 300, the second chassis cross beam 500, the third chassis cross beam 600, the first chassis cross beam connecting beam 700 and the second chassis cross beam connecting beam 800 are placed, and they are clamped by the clamp assembly 13. Finally, the lower layer auxiliary steel plate mounting frame positioning mechanism 14 is turned up, the lower layer auxiliary steel plate mounting frame 900 is placed, and the lower layer auxiliary steel plate mounting frame clamping assembly 15 is used for clamping to complete the clamping work, and then the subsequent welding work can be carried out.

[0040] The above embodiment is only a preferred embodiment of the present application, not a limitation on the protection scope of the present application, but any change made by using the design principle of the present application and non-creative labor on this basis shall belong to the protection scope of the present application.

Claims

1. A welding fixture of a chassis sub-steel plate mounting frame of a garbage collection vehicle, which is provided on a lower support rectangular frame (4) and clamps and fixes a bottom sub-steel plate mounting frame (900) on a first chassis side beam (100) and a second chassis side beam (200), characterized in that, The bottom layer auxiliary steel plate mounting rack positioning mechanism (14) is in contact with the outer side and the end of the bottom layer auxiliary steel plate mounting rack (900), and the bottom layer auxiliary steel plate mounting rack clamping assembly (15) is extruded on the top of the bottom layer auxiliary steel plate mounting rack (900). The bottom layer auxiliary steel plate mounting rack positioning mechanism (14) includes two rotating shaft seats (141) fixed on the lower support rectangular frame (4), and a rotating positioning mechanism (142) in the lower part of the rotating shaft seat (141); the rotating positioning mechanism (142) includes a rotating shaft (1423) in the rotating shaft seat (141), an extension rod (1422) arranged on the rotating shaft (1423), and an L-shaped positioning frame (1421) arranged on the top of the extension rod (1422); the inner side of the L-shaped positioning frame (1421) is in contact with the outer side and the end of the bottom layer auxiliary steel plate mounting rack (900). The bottom layer auxiliary steel plate mounting rack clamping assembly (15) includes a lower mounting beam (151) fixedly connected with the inner side of the lower support rectangular frame (4), a clamp column (152) fixed on the lower mounting beam (151), a switching clamp arranged on the top of the clamp column (152), and an arc-shaped clamping plate (157) arranged on the switching clamp; the arc-shaped clamping plate (157) is extruded on the top of the bottom layer auxiliary steel plate mounting rack (900).

2. The welding fixture for mounting the auxiliary steel plate of the chassis of the garbage collection vehicle according to claim 1, characterized in that, The switching clamp includes a clamp base (153) fixed on the clamp column (152), a switching handle (154) in the lower part of the front end shaft of the clamp base (153), a clamp rod (156) in the rear end shaft of the rear end of the clamp column (152), and a first crank arm (155) arranged between the switching handle (154) and the clamp rod (156); the arc-shaped clamping plate (157) is arranged on the front end lower part of the clamp rod (156).

3. A welding fixture for mounting a chassis cross plate of a waste collection vehicle according to claim 2, characterized in that The inner side of the arc-shaped clamping plate (157) is provided with an extrusion support column (158). The inner side of the arc-shaped clamping plate (157) is provided with an extrusion support column (158).

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