CN216882464U - Welding forming clamping mechanism for DPF heat insulation cover for vehicle - Google Patents

Welding forming clamping mechanism for DPF heat insulation cover for vehicle Download PDF

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Publication number
CN216882464U
CN216882464U CN202123356945.1U CN202123356945U CN216882464U CN 216882464 U CN216882464 U CN 216882464U CN 202123356945 U CN202123356945 U CN 202123356945U CN 216882464 U CN216882464 U CN 216882464U
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block
heat shield
cylinder
hand
operated valve
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CN202123356945.1U
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刘屹
朱庆
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ActBlue Co Ltd
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ActBlue Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/40Engine management systems

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Abstract

The utility model relates to the technical field of diesel tail gas treatment, in particular to a clamping mechanism for welding and forming a DPF heat shield for a vehicle, which comprises a bottom plate, wherein the bottom plate is T-shaped, a first connecting base, a supporting base and a second connecting base are sequentially arranged on the upper surface of the bottom plate from left to right, a barrel transverse pressing device for transversely pressing a DPF barrel is arranged at the top of the first connecting base, a heat shield supporting device for supporting the heat shield is arranged at the top of the supporting base, a barrel limiting plate for transversely limiting the DPF barrel is arranged at the top of the second connecting base, a third connecting base is arranged at a protruding part at the rear part of the bottom plate, a heat shield pressing and positioning device for pressing and positioning the heat shield is arranged at the top of the third connecting base, so that parts are prevented from shifting and deforming in the assembling and welding processes, and the qualified rate of finished products is improved, the labor intensity of workers is reduced.

Description

Welding forming clamping mechanism for DPF heat insulation cover for vehicle
Technical Field
The utility model relates to the technical field of diesel exhaust treatment, in particular to a clamping mechanism for welding and forming a DPF heat insulation cover for a vehicle.
Background
The pollutants discharged by the tail gas of the diesel engine cause serious environmental pollution, the pollution and the discharge are reduced by using a catalytic purification technology, which is one of key technologies for the exhaust aftertreatment of the diesel engine, the existing catalytic converter mostly adopts DOC + DPF + mixer + SCR to remove harmful substances in the tail gas of an automobile, the DPF is arranged in an exhaust system of an engine of the diesel engine, and the trap for reducing particulate matters in the exhaust is realized by the filtering characteristic of the inner wall (with micropores) of a carrier hole. However, the DPF cannot be welded and formed through a set of tool, the components are welded in different processes, and then the complete mixer is welded through the components and the components, which is the mainstream processing technology at the present stage.
As shown in fig. 6-7, the DPF assembly cylinder 30 and heat shield 31 are one component of the welded complete mixer that needs to be welded; in the past, the DPF assembly is manufactured by manual welding, and has differences in size, angle and the like, so that the DPF assembly cannot be installed and used, the consistency of the product cannot be guaranteed, the efficiency is low, and the delivery period of a customer cannot be effectively met.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems of defects and shortcomings in the prior art, the utility model provides a clamping mechanism for welding and forming a DPF heat shield for a vehicle, and provides a device for ensuring that parts are not displaced and deformed in the assembling and welding processes. The qualification rate of finished products is improved, and the labor intensity of workers is reduced.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides an automobile-used DPF separates heat exchanger weld forming fixture, includes the bottom plate, the bottom plate is T shape, the bottom plate upper surface has set gradually first connection base, supporting seat and second connection base from a left side to the right side, first connection base top is provided with and is used for carrying out the horizontal closing device of barrel that transversely compresses tightly to the DPF barrel, the supporting seat top is provided with the heat exchanger strutting arrangement who separates that is used for supporting the heat exchanger, second connection base top is provided with carries out horizontal spacing barrel limiting plate to the DPF barrel, bottom plate rear portion protrusion department is provided with third connection base, third connection base top is provided with the heat exchanger that separates that is used for compressing tightly the location heat exchanger and compresses tightly positioner.
Further, the horizontal closing device of barrel is including setting up the first linkage block at first connection base top, first linkage block top is provided with first installation piece, first installation piece is the shape of buckling, first installation piece is buckled the bulge bottom and is fixed with the fixed block, the fixed block left end is provided with first cylinder, first cylinder left end is provided with the cylinder connecting block, cylinder connecting block left end is provided with the handle, the fixed block right-hand member is provided with the axle sleeve, the axle sleeve right-hand member is provided with the pivot, the pivot right-hand member is fixed with the barrel compact heap, the piston rod of first cylinder moves right and can compress tightly the barrel through the barrel compact heap.
Furthermore, the heat shield supporting device comprises a first connecting plate arranged at the top of the supporting seat, two heat shield supporting blocks are vertically arranged on the upper surface of the first connecting plate in parallel, and arc-shaped grooves matched with the heat shields are formed in the tops of the heat shield supporting blocks.
Further, the heat shield pressing and positioning device comprises a second connecting block arranged at the top of the third connecting base, a second cylinder is arranged at the top of the second connecting block, the second cylinder is arranged in an upward inclined manner, a second mounting block is arranged at the top of the second cylinder, the second mounting block is of a right-angle structure, the bottom end of the rear part of the second mounting block is connected with a third connecting block, the third connecting block is of a right-angle structure and is mutually clamped and fixed with the second mounting block, the middle of the third connecting block is hollow, the rear part of the connecting block is provided with a bulge, the bulge part of the third connecting block is connected with a pressing block, the pressing block is of a bending structure, and the bottom of the rear end is provided with a second connecting plate, the bottom of the second connecting plate is vertically provided with a heat shield pressing block corresponding to the heat shield supporting block in parallel, and when the piston rod of the second cylinder moves to a limit position, the piston rod can drive the compression block to compress the cylinder body downwards.
Furthermore, the transverse cylinder pressing device further comprises a first hand-operated valve, the first hand-operated valve is connected with an air passage of the first air cylinder, the first hand-operated valve is arranged on a first hand-operated valve fixing plate, and the first hand-operated valve fixing plate is arranged on the side part of the upper surface of the base plate.
Furthermore, the heat shield compressing and positioning device further comprises a second hand-operated valve, the second hand-operated valve is connected with the air passage of the second air cylinder, the second hand-operated valve is arranged on a second hand-operated valve fixing plate, and the second hand-operated valve fixing plate is arranged on the side part of the upper surface of the bottom plate.
Furthermore, first connection base, second connection base and third connection base are the right angle structure, and the right angle department is provided with the reinforcing plate.
The utility model has the following beneficial effects: the pneumatic driving mechanism adopts pneumatic driving, can effectively position the DPF assembly, clamps the heat insulation cover simply and quickly, effectively controls the size and the position of the assembly, and ensures that parts do not displace or deform in the assembling and welding processes. The qualification rate of finished products is improved, and the labor intensity of workers is reduced.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a top view of the present invention;
FIG. 5 is a perspective view of the present invention sandwiching a DPF cylinder and a heat shield;
FIG. 6 is a perspective view of a DPF cylinder and heat shield;
FIG. 7 is a perspective view of the welded DPF cylinder and heat shield;
in the figure: 1-bottom plate, 2-first connecting base, 3-third connecting base, 4-second connecting base, 5-first connecting block, 6-first mounting block, 7-fixing block, 8-first cylinder, 9-cylinder connecting block, 10-handle, 11-shaft sleeve, 12-shaft pin, 13-cylinder pressing block, 14-supporting seat, 15-first connecting plate, 16-heat-insulating cover supporting block, 17-cylinder limiting plate, 18-second connecting block, 19-second cylinder, 20-second mounting block, 21-third connecting block, 22-pressing block, 23-second connecting plate, 24-heat-insulating cover pressing block, 25-reinforcing plate, 26-first hand-operated valve fixing plate, 27-first hand-operated valve, 28-second hand-operated valve fixing plate, 29-second hand-operated valve, 30-DPF cylinder, 31-heat shield.
Detailed Description
The following detailed description of embodiments of the utility model refers to the accompanying drawings.
As shown in fig. 1-5, a vehicle DPF heat shield welding forming fixture, including bottom plate 1, bottom plate 1 is the T shape, 1 upper surface of bottom plate has set gradually first connection base 2, supporting seat 14 and second connection base 4 from a left side to the right side, 2 tops of first connection base are provided with and are used for carrying out the horizontal closing device of barrel that transversely compresses tightly to the DPF barrel, 14 tops of supporting seat are provided with the heat shield strutting arrangement who is used for supporting the heat shield, 4 tops of second connection base are provided with and carry out horizontal spacing barrel limiting plate 17 to the DPF barrel, 1 rear portion protrusion department of bottom plate is provided with third connection base 3, 3 tops of third connection base are provided with and are used for compressing tightly the heat shield compressing positioning device who separates the heat shield.
The horizontal closing device of barrel is including setting up the first splice block 5 at 2 tops of first connection base, 5 tops of first splice block are provided with first installation piece 6, first installation piece 6 is the shape of buckling, first installation piece 6 is buckled the bulge bottom and is fixed with fixed block 7, 7 left ends of fixed block are provided with first cylinder 8, 8 left ends of first cylinder are provided with cylinder connecting block 9, 9 left ends of cylinder connecting block are provided with handle 10, 7 right-hand members of fixed block are provided with axle sleeve 11, 11 right-hand members of axle sleeve are provided with pivot 12, 12 right-hand members of pivot are fixed with barrel compact heap 13, the piston rod of first cylinder moves right and can compress tightly the barrel through barrel compact heap.
The heat shield supporting device comprises a first connecting plate 15 arranged at the top of a supporting seat 14, two heat shield supporting blocks 16 are vertically arranged on the upper surface of the first connecting plate 15 in parallel, and arc-shaped grooves matched with the heat shields are formed in the tops of the heat shield supporting blocks 16.
The heat shield pressing and positioning device comprises a second connecting block 18 arranged on the top of the third connecting base 3, a second air cylinder 19 is arranged at the top of the second connecting block 18, the second air cylinder 19 is arranged in an upward inclined manner, the top of the second cylinder 19 is provided with a second mounting block 20, the second mounting block 20 is in a right-angle structure, the bottom end of the rear part of the second mounting block 20 is connected with a third connecting block 21, the third connecting block 21 is in a right-angle structure and is mutually clamped and fixed with the second mounting block 20, the middle of the third connecting block 21 is hollow, the rear part of the third connecting block 21 is provided with a bulge, the bulge part of the third connecting block is connected with a pressing block 22, the pressing block 22 is of a bending structure, and the bottom of the rear end is provided with a second connecting plate 23, the bottom of the second connecting plate 23 is vertically provided with a heat shield pressing block 24 corresponding to the heat shield supporting block in parallel, and a piston rod of the second cylinder can drive the compressing block to compress the heat shield downwards when moving to a limit position.
The transverse barrel pressing device further comprises a first hand-operated valve 27, the first hand-operated valve 27 is connected with an air passage of the first air cylinder 8, the first hand-operated valve 27 is arranged on a first hand-operated valve fixing plate 26, the first hand-operated valve 26 fixing plate is arranged on the side part of the upper surface of the bottom plate 1,
the heat shield pressing and positioning device further comprises a second hand-operated valve 29, the second hand-operated valve 29 is connected with an air passage of the second air cylinder 19, the second hand-operated valve 29 is arranged on a second hand-operated valve fixing plate 28, and the second hand-operated valve fixing plate 28 is arranged on the side portion of the upper surface of the base plate 1.
In this embodiment: the utility model adopts pneumatic drive, can effectively position the DPF assembly, clamps the heat shield simply and quickly, effectively controls the size and the position of the assembly and ensures that parts do not displace or deform in the assembling and welding processes. The qualification rate of finished products is improved, and the labor intensity of workers is reduced.
Illustratively, the first connection base 2, the second connection base 4 and the third connection base 3 are all right-angle structures, and a reinforcing plate 25 is arranged at the right angle, so that the stability of the whole structure is enhanced, and the stability in working is ensured.
The working principle is as follows:
1. to separate the heat exchanger from the fingers and thumb in preassembleing to the DPF assembly, put into the subassembly that pre-assembly is good again on the heat exchanger supporting seat that separates, separate the heat exchanger supporting seat and pass through the bolt fastening on the supporting seat, the supporting seat passes through the bolt fastening on the bottom plate, promotes the subassembly and makes the DPF assembly near the barrel stopper, the barrel stopper passes through the bolt fastening on second connection base, second connection base passes through the bolt fastening on the bottom plate.
2. The heat shield is rotated to enable the lap joint on the heat shield to abut against the step of the heat shield supporting seat, the second hand-operated valve is driven to the left side, the second cylinder is used for ventilating, the compressing block is stressed and overturned to drive the heat shield compressing block to compress the heat shield, the heat shield compressing block is fixed on the compressing block through a bolt, the second hand-operated valve is fixed on a second hand-operated valve fixing plate through a bolt, and the second hand-operated valve fixing plate is fixed on the bottom plate through a bolt.
3. The first cylinder is fixed on the first hand-operated valve fixing plate by using bolts, and the first hand-operated valve fixing plate is fixed on the bottom plate by using bolts.
4. The first hand-operated valve is driven to the middle position, the handle is pulled, the shaft pin penetrates through the shaft sleeve, the barrel pressing block tightly supports the DPF assembly, finally the first hand-operated valve is pulled leftwards, the first air cylinder is ventilated, the barrel pressing block is tightly supported under stress, the first air cylinder is connected with an air cylinder connecting plate, the air cylinder connecting plate is connected with the handle, the shaft sleeve is fixed on the first connecting base through a bolt, and the first connecting base is fixed on the bottom plate through the bolt.
5. And finally, welding and one-step forming are carried out by using robot welding equipment, so that the consistency of the size and the welding quality is ensured.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. The present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principle of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are within the scope of the present invention as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a vehicle DPF separates heat exchanger weld forming fixture, includes the bottom plate, its characterized in that: the bottom plate is T shape, the bottom plate upper surface has set gradually first connection base, supporting seat and second connection base from a left side to the right side, first connection base top is provided with and is used for carrying out the horizontal closing device of barrel that transversely compresses tightly to the DPF barrel, the supporting seat top is provided with the thermal-insulated cover strutting arrangement who is used for supporting the thermal-insulated cover, second connection base top is provided with carries out horizontal spacing barrel limiting plate to the DPF barrel, bottom plate rear portion protrusion is provided with third connection base, third connection base top is provided with the thermal-insulated cover that is used for compressing tightly the thermal-insulated cover of location and compresses tightly positioner.
2. The vehicle DPF heat shield welding forming clamping mechanism as claimed in claim 1, wherein: the transverse pressing device for the cylinder comprises a first connecting block arranged at the top of a first connecting base, wherein the top of the first connecting block is provided with a first mounting block, the first mounting block is bent, a fixing block is fixed at the bottom of a bent protruding portion of the first mounting block, a first cylinder is arranged at the left end of the fixing block, a cylinder connecting block is arranged at the left end of the first cylinder, a handle is arranged at the left end of the cylinder connecting block, an axle sleeve is arranged at the right end of the fixing block, an axle pin is arranged at the right end of the axle sleeve, a cylinder pressing block is fixed at the right end of the axle pin, and a piston rod of the first cylinder moves rightwards and can press the cylinder through the cylinder pressing block.
3. The vehicle DPF heat shield welding forming clamping mechanism as claimed in claim 1, wherein: the heat shield supporting device comprises a first connecting plate arranged at the top of a supporting seat, two heat shield supporting blocks are vertically arranged on the upper surface of the first connecting plate in parallel, and arc-shaped grooves matched with the heat shields are formed in the tops of the heat shield supporting blocks.
4. The vehicle DPF heat shield welding forming clamping mechanism as claimed in claim 1, wherein: the heat shield pressing and positioning device comprises a second connecting block arranged at the top of a third connecting base, a second cylinder is arranged at the top of the second connecting block, the second cylinder is arranged in an upward inclined manner, a second mounting block is arranged at the top of the second cylinder, the second mounting block is of a right-angle structure, the bottom end of the rear part of the second mounting block is connected with a third connecting block, the third connecting block is of a right-angle structure and is mutually clamped and fixed with the second mounting block, the middle of the third connecting block is hollow, the rear part of the connecting block is provided with a bulge, the bulge part of the third connecting block is connected with a pressing block, the pressing block is of a bending structure, and the bottom of the rear end is provided with a second connecting plate, the bottom of the second connecting plate is vertically provided with a heat shield compression block corresponding to the heat shield supporting block in parallel, and when the piston rod of the second cylinder moves to a limit position, the piston rod can drive the compression block to compress the cylinder body downwards.
5. The DPF heat shield welding forming clamping mechanism for the vehicle as set forth in claim 2, wherein: the transverse barrel pressing device further comprises a first hand-operated valve, the first hand-operated valve is connected with an air passage of the first air cylinder, the first hand-operated valve is arranged on a first hand-operated valve fixing plate, and the first hand-operated valve fixing plate is arranged on the side portion of the upper surface of the base plate.
6. The vehicle DPF heat shield welding forming clamping mechanism as set forth in claim 4, wherein: the heat shield pressing and positioning device further comprises a second hand-operated valve, the second hand-operated valve is connected with the air path of the second air cylinder, the second hand-operated valve is arranged on a second hand-operated valve fixing plate, and the second hand-operated valve fixing plate is arranged on the side portion of the upper surface of the bottom plate.
7. The vehicle DPF heat shield welding forming clamping mechanism as claimed in claim 1, wherein: the first connecting base, the second connecting base and the third connecting base are of right-angle structures, and reinforcing plates are arranged at right angles.
CN202123356945.1U 2021-12-29 2021-12-29 Welding forming clamping mechanism for DPF heat insulation cover for vehicle Active CN216882464U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123356945.1U CN216882464U (en) 2021-12-29 2021-12-29 Welding forming clamping mechanism for DPF heat insulation cover for vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123356945.1U CN216882464U (en) 2021-12-29 2021-12-29 Welding forming clamping mechanism for DPF heat insulation cover for vehicle

Publications (1)

Publication Number Publication Date
CN216882464U true CN216882464U (en) 2022-07-05

Family

ID=82209609

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123356945.1U Active CN216882464U (en) 2021-12-29 2021-12-29 Welding forming clamping mechanism for DPF heat insulation cover for vehicle

Country Status (1)

Country Link
CN (1) CN216882464U (en)

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