CN115229417A - Automatic fixed-position welding tool for butt-joint type garbage truck box body - Google Patents
Automatic fixed-position welding tool for butt-joint type garbage truck box body Download PDFInfo
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- CN115229417A CN115229417A CN202211054693.3A CN202211054693A CN115229417A CN 115229417 A CN115229417 A CN 115229417A CN 202211054693 A CN202211054693 A CN 202211054693A CN 115229417 A CN115229417 A CN 115229417A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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Abstract
The invention relates to the technical field of welding tools, in particular to an automatic positioning welding tool for a butt-joint type garbage truck box body, which comprises an outer die positioning tool assembly, an inner die positioning tool assembly and a box body bottom plate positioning device, wherein the outer die positioning tool assembly is arranged on the outer die positioning tool assembly; the box body bottom plate positioning device is fixed on the tool platform assembly and used for supporting the box body bottom plate and the internal mold positioning tool assembly; the outer mold positioning tool assembly is fixed on the tool platform assembly and drives the outer mold profiling plates to horizontally move through a telescopic mechanism to clamp the left side plate and the right side plate of the box body; centre form location frock assembly sets up the position that corresponds external mold profile plate in the box inboard, and is provided with the centre form profile plate that is used for with the box about curb plate and roof laminating location on the centre form location frock assembly. According to the invention, through clamping and opening of the inner mold and the clamping outer mold positioning device, automatic positioning is realized, welding is convenient, and the problems of high splicing welding difficulty, inaccurate positioning and low box closing efficiency of the butt-joint type garbage truck box body in the prior art are solved.
Description
Technical Field
The invention relates to the technical field of welding tools, in particular to an automatic positioning welding tool for a butt-joint type garbage truck box body.
Background
The butt-joint type garbage truck is widely applied to garbage cleaning operation, the box body of the butt-joint type garbage truck is used for bearing a main carrier for garbage transportation, the accuracy of the splicing and positioning of the box body and the welding deformation greatly affect the structure and the strength of the box body, and the control of the overall dimension and the welding deformation of the frame of the garbage truck is a key point of the box body manufacturing technology. However, in the process of welding the box body of the butt-joint type garbage truck, the box body bottom frame, the front frame, the left side plate, the right side plate, the top plate and the rear frame are assembled in a deviated mode, the number and the positions of the clamps are unreasonable, the welding quality of the garbage can is greatly influenced, and the automation degree of the clamps greatly influences the production efficiency of positioning and welding.
The existing tool is mainly characterized in that a simple positioning block, a screw rod pressing mechanism and a profiling block are used for realizing the assembly of a box body bottom frame, a front frame, a rear frame, a left side plate, a right side plate and a top plate, and the screw rod pressing device, a quick clamp and the like are manually adopted for positioning welding. However, in many cases, due to the fact that the clamp is unreasonably arranged, some parts are excessively clamped, and some parts are lack of fastening, so that the dimensional deviation between the underframe and the front and rear frames is large; the welding deformation is large due to no guarantee of an integral tool profiling, so that the later assembly of the box body is greatly influenced; and then manual clamping positioning and dismounting efficiency is too low, so that production cost is too high.
Therefore, in order to ensure a high-quality and high-efficiency production process of the garbage can, an automatic positioning and welding tool for a butt-joint type garbage truck box body is provided.
Disclosure of Invention
Based on the technical problems in the prior art, the invention provides an automatic positioning welding tool for a butt-joint type garbage truck box body, which realizes automatic positioning and is convenient to weld by positioning an inner die and clamping and opening a clamping outer die positioning device, and solves the problems of high butt-joint welding difficulty, inaccurate positioning and low box closing efficiency of the butt-joint type garbage truck box body in the prior art.
The invention provides the following technical scheme: an automatic positioning welding tool for a butt-joint type garbage truck box body comprises an external mold positioning tool assembly, a box body bottom plate positioning device and an internal mold positioning tool assembly;
the box body bottom plate positioning device is fixed on the tool platform assembly and used for supporting the box body bottom plate and the internal mold positioning tool assembly;
the outer die positioning tool assembly is fixed on the tool platform assembly and drives the outer die profiling plates to horizontally move through the telescopic mechanism to clamp the left side plate and the right side plate of the box body;
the centre form location frock assembly sets up the position that corresponds external mold profile plate in the box inboard, and is provided with the centre form profile plate that is used for with the box about curb plate and roof laminating location on the centre form location frock assembly.
Preferably, the outer die positioning tool assembly comprises a right front clamping outer die positioning device, a right rear clamping outer die positioning device, a left rear clamping outer die positioning device and a left front clamping outer die positioning device which are arranged on two sides of the box body, the right front clamping outer die positioning device, the right rear clamping outer die positioning device, the left rear clamping outer die positioning device and the left front clamping outer die positioning device are all connected with the air cylinder through guide rails by pin shafts, and the guide rails and the air cylinder are all arranged on the tool platform assembly.
Preferably, the right front clamping outer die positioning device, the right rear clamping outer die positioning device, the left rear clamping outer die positioning device and the left front clamping outer die positioning device are respectively provided with a box body auxiliary beam positioning device, and the box body auxiliary beam positioning devices are used for clamping and positioning auxiliary beams on two sides of the box body.
Preferably, centre form location frock assembly includes two sets of centre forms, and one set sets up and presss from both sides between tight external mold positioner profile plate and the tight external mold positioner profile plate of left front clamp corresponding right front, and another set sets up and presss from both sides between tight external mold positioner profile plate and the tight external mold positioner profile plate of left back clamp right back, the centre form includes top mould, left mould, right mould to it is fixed with the locating pin hub connection through connecting rod and locating pin hub connection.
Preferably, the tops of the left die and the right die are fixed with the top die through positioning pin shafts, the bottoms of the left die and the right die are connected through supporting rods, and one end of each supporting rod is connected with a diagonal positioning pin shaft through an inclined rod.
Preferably, still include preceding round pin location assembly, preceding round pin location assembly is installed on frock platform assembly for the front bezel of fixed box.
Preferably, the device also comprises a gas path control system, wherein the gas path control system is used for supplying gas to the cylinder.
The invention provides an automatic positioning welding tool for a butt-joint type garbage truck box body, which adopts a pneumatic control system to realize the transverse movement of a clamping outer die positioning device, realizes the clamping and the opening of a component box body and an assembly and realizes the automatic positioning operation; clamping the side plate of the box body in a way that an external clamping mold positioning device and an internal clamping mold positioning device are matched with each other; by replacing the profiling plates of the clamping outer die positioning device and the inner die positioning device, one welding positioning tool can be suitable for various boxes.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a side view of the present invention;
FIG. 5 is a top view of the present invention.
In the figure: 1. a right front clamping outer mold positioning device; 2. a box body; 3. a right rear clamping outer mold positioning device; 4. clamping the outer mold positioning device at the left back; 5. a box body auxiliary beam positioning device; 6. a box body bottom plate positioning device; 7. a left front clamping outer mold positioning device; 8. a tooling platform assembly; 9. an internal mold positioning tool assembly; 10. a front pin positioning assembly; 11. gas circuit control system assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the present invention provides a technical solution: a clamping outer mold positioning device consisting of a right front clamping outer mold positioning device 1, a left rear clamping outer mold positioning device 4, a box body auxiliary beam positioning device 5 and a left front clamping outer mold positioning device 7 is connected with a tool platform assembly 8 through bolts.
As shown in fig. 2 and 3, the right front clampAn outer profiling plate of the outer mold positioning device 1, a left rear clamping outer mold positioning device 4, a box body auxiliary beam positioning device 5 and a left front clamping outer mold positioning device 7 clamping outer mold positioning device passes through a guide rail and 4 outer profiling plates
The cylinder adopts the round pin hub connection, can carry out horizontal migration in horizontal position, and the during operation is laminated mutually with the left and right sides curb plate of box 2 under the effect of cylinder. The right front clamping outer die positioning device 1 and the left front clamping outer die positioning device 7 are in bilateral symmetry with respect to the central plane of the box body 2, the right rear clamping outer die positioning device 3 and the left rear clamping outer die positioning device 4 are in bilateral symmetry with respect to the central plane of the box body 2, the longitudinal distance between the centers of the right front clamping outer die positioning device 1 and the left rear clamping outer die positioning device 4 is 2600mm, and the distance can be adjusted according to the length of the box body 2. As shown in fig. 4 and 5.
The box body 2 mainly comprises a box body secondary beam welding assembly, a bottom plate, a left side plate, a right side plate, a front frame, a top plate and a rear frame assembly 7, and is positioned and welded under the action of the welding device.
And the box body bottom plate positioning device 6 and the box body auxiliary beam positioning device 5 are connected with the tooling platform assembly 8 through bolts.
The tooling platform assembly 8 is an installation carrier of each device, and the plane of the platform is ensured to be consistent with the horizontal plane during installation.
As shown in fig. 3, the inner mold positioning tooling assembly 9 is mainly composed of a top mold, a left mold, a right mold, a connecting rod and a positioning pin shaft, and is attached to and positioned on the left and right side plates of the box body 2 after being assembled. Each set of tool is provided with 2 sets of inner die positioning tool assemblies 9 which are positioned at the inner side of the box body 2, wherein 1 set of tool assembly is positioned at the middle position of the front and rear profile plates of the right front clamping outer die positioning device 1 and the left front clamping outer die positioning device 7, and the other set of tool assembly is positioned at the middle position of the front and rear profile plates of the right rear clamping outer die positioning device 3 and the left rear clamping outer die positioning device 4.
The front pin positioning assembly 10 is fixedly connected with the platform of the tooling platform assembly 8 through a bolt and is connected and positioned with the mounting hole of the front frame oil cylinder of the box body 2 through a pin shaft.
The main components of the gas circuit control system assembly 11 are a gas source joint, a gas pressure oil-water separation filter, a pressure regulating valve assembly, a pipeline, a gas pipe joint,
Cylinder, pneumatic hand valve, etc.
Working process
And (3) connecting an air source with the pressure of 0.6-0.8 MPa, opening a pneumatic hand-operated valve of an air path control system assembly 11, driving an air cylinder to contract, and enabling a right front clamping outer mold positioning device 1, a left rear clamping outer mold positioning device 4, a box body auxiliary beam positioning device 5 and a left front clamping outer mold positioning device 7 to clamp the outer mold positioning device to open under the action of the air cylinder.
Hoisting a box body auxiliary beam welding assembly of the box body 2 and the bottom plate by a crane, positioning by a box body auxiliary beam positioning device 5 and a box body bottom plate positioning device 6, and positioning the bottom plate and the auxiliary beam by spot welding by a welding machine; the front frame and the rear frame of the box body 2 are hung in the box body and are positioned with the front frame through a front pin positioning assembly 10.
The inner die positioning device is hung into an inner die positioning tool assembly 9 by a crane, 1 set is positioned in the middle of front and rear profile plates of a right front clamping outer die positioning device 1 and a left front clamping outer die positioning device 7, and the other 1 set is positioned in the middle of front and rear profile plates of a right rear clamping outer die positioning device 3 and a left rear clamping outer die positioning device 4.
A traveling crane is adopted to hoist the left side plate and the right side plate of the box body 2, spot welding positioning operation is respectively carried out on the left side plate and the right side plate with the front frame and the rear frame according to drawing size requirements, the inner mold positioning device of the 2-piece inner mold positioning tool assembly 9 is erected and positioned, the inner mold positioning device is ensured to be positioned in the middle position of two outer mold profiling plates clamping the outer mold positioning device, and uniform stress of the left side plate and the right side plate can be ensured.
The pneumatic hand-operated valve of the air path control system assembly 11 is opened, the air cylinder is pushed out to drive the outer clamping mold positioning device composed of the right front outer clamping mold positioning device 1, the left front outer clamping mold positioning device 7, the right rear outer clamping mold positioning device 3 and the left rear outer clamping mold positioning device 4 to synchronously and linearly move along the guide rail, the left side plate and the right side plate are respectively clamped until the left side plate and the right side plate are clamped together by the inner mold positioning device of the inner mold positioning tool assembly 9, the driving stroke of the air cylinder can be adjusted through the hand-operated valve, and the clamping gap is properly adjusted, so that the outer clamping mold positioning device of the inner mold positioning tool assembly 9, the right front outer clamping mold positioning device 1, the left front outer clamping mold positioning device 7, the right rear outer clamping mold positioning device 3 and the left rear outer clamping mold positioning device 4 is tightly attached to the left side plate and right side plates. Then, spot welding positioning is carried out on the bottom plate of the box body 2 and the left and right side plates of the box body 2 by adopting a welding machine, spot welding positioning is carried out on the front frame of the box body 2 and the left and right side plates of the box body 2, and spot welding positioning operation is carried out on the rear frame of the box body 2 and the left and right side plates of the box body 2.
The top plate of the box body 2 is hung by a travelling crane, the top plate of the box body 2 is laid under the positioning of the top die of the internal die positioning device of the internal die positioning tool assembly 9, the front position and the rear position are positioned according to the drawing requirements, and spot welding positioning operation is carried out after the situation that no errors exist is confirmed.
And checking whether the positioning sizes meet the requirements or not according to the dimensional requirements and technical requirements of the welding drawing of the box body 2, and if deviation exists, timely adjusting. And after the adjustment is finished, welding operation is carried out according to the technical requirements.
After welding, cooling and shaping, the cylinder is controlled to contract through a pneumatic hand-operated valve of the air channel control system assembly 11, the right front clamping outer die positioning device 1, the left front clamping outer die positioning device 7, the right rear clamping outer die positioning device 3 and the left rear clamping outer die positioning device 4 clamp the outer opening of the outer die positioning device, and the box body 2 is lifted out by adopting a travelling crane, so that all operations are completed.
When the size of the box body 2 is adjusted, the copying plates of the right front clamping outer die positioning device 1, the left front clamping outer die positioning device 7, the right rear clamping outer die positioning device 3, the left rear clamping outer die positioning device 4, the outer die positioning device and the inner die positioning device of the inner die positioning tool assembly 9 are replaced by the copying plates corresponding to the new box body, so that the welding positioning tool can be suitable for the box bodies of a plurality of vehicle types.
The pneumatic control system is adopted to realize the transverse movement of the clamping outer die positioning device, realize the clamping and the opening of the welding assembly of the workpiece box body and realize the automatic positioning operation; clamping the side plate of the box body in a way that an external mold clamping positioning device and an internal mold clamping positioning device are matched with each other; by replacing the profiling plates of the clamping outer die positioning device and the inner die positioning device, one welding positioning tool can be suitable for various boxes.
The invention has the advantages that: the positioning is accurate, the operation that the box closing assembly is difficult is effectively solved, and the labor efficiency is improved; the problems that the welding deformation is too large and the defective rate is effectively controlled are effectively solved; the flexible function of frock is suitable for multiple box.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides an automatic fixed-position welding frock of dock garbage truck box which characterized in that: comprises an external mold positioning tool assembly, a box body bottom plate positioning device (6) and an internal mold positioning tool assembly (9);
the box body bottom plate positioning device (6) is fixed on the tool platform assembly (8) and is used for supporting the box body (2) bottom plate and the internal mold positioning tool assembly (9);
the outer die positioning tool assembly is fixed on the tool platform assembly (8), and drives the outer die profiling plate to horizontally move through the telescopic mechanism to clamp the left side plate and the right side plate of the box body (2);
centre form location frock assembly (9) set up the position that corresponds external mold profile plate in box (2) inboard, and be provided with on centre form location frock assembly (9) and be used for with box (2) about curb plate and roof laminating location centre form profile plate.
2. The automatic fixed-position welding frock of butt joint formula garbage truck box according to claim 1, its characterized in that: the outer mold positioning tool assembly comprises a right front clamping outer mold positioning device (1), a right rear clamping outer mold positioning device (3), a left rear clamping outer mold positioning device (4) and a left front clamping outer mold positioning device (7) which are arranged on two sides of a box body (2), the right front clamping outer mold positioning device (1), the right rear clamping outer mold positioning device (3), the left rear clamping outer mold positioning device (4) and the left front clamping outer mold positioning device (7) are all connected with a cylinder through guide rails and pin shafts, and the guide rails and the cylinder are all installed on a tool platform assembly (8).
3. The automatic fixed-position welding frock of butt joint formula garbage truck box according to claim 2, its characterized in that: and the right front clamping outer die positioning device (1), the right rear clamping outer die positioning device (3), the left rear clamping outer die positioning device (4) and the left front clamping outer die positioning device (7) are respectively provided with a box body auxiliary beam positioning device (5), and the box body auxiliary beam positioning device (5) is used for clamping and positioning auxiliary beams on two sides of the box body (2).
4. The automatic fixed-position welding frock of butt joint formula garbage truck box according to claim 2, its characterized in that: centre form location frock assembly (9) are including two sets of centre forms, and one set sets up and is pressing from both sides between tight external mold positioner (1) former plate and the tight external mold positioner (7) former plate of left front clamp corresponding right front, and another set sets up and presss from both sides between tight external mold positioner (3) former plate and the tight external mold positioner (4) former plate of left back clamp right back, the centre form includes top mould, left mould, right mould to it is fixed through connecting rod and locating pin hub connection.
5. The automatic fixed-position welding frock of butt joint formula garbage truck box according to claim 4, its characterized in that: the top of the left die and the top of the right die are fixed with the top die through positioning pin shafts, the bottoms of the left die and the right die are connected through supporting rods, and one end of each supporting rod is connected with a diagonal positioning pin shaft through an inclined rod.
6. The automatic fixed-position welding frock of butt joint formula garbage truck box according to claim 1, its characterized in that: the box body structure is characterized by further comprising a front pin positioning assembly (10), wherein the front pin positioning assembly (10) is installed on the tooling platform assembly (8) and used for fixing a front plate of the box body (2).
7. The automatic fixed-position welding frock of butt joint formula garbage truck box according to claim 2, its characterized in that: the air supply system is used for supplying air to the air cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211054693.3A CN115229417A (en) | 2022-08-31 | 2022-08-31 | Automatic fixed-position welding tool for butt-joint type garbage truck box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211054693.3A CN115229417A (en) | 2022-08-31 | 2022-08-31 | Automatic fixed-position welding tool for butt-joint type garbage truck box body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115229417A true CN115229417A (en) | 2022-10-25 |
Family
ID=83680907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211054693.3A Pending CN115229417A (en) | 2022-08-31 | 2022-08-31 | Automatic fixed-position welding tool for butt-joint type garbage truck box body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115229417A (en) |
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2022
- 2022-08-31 CN CN202211054693.3A patent/CN115229417A/en active Pending
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