CN214291636U - DOC end cone welding forming clamping mechanism for vehicle - Google Patents
DOC end cone welding forming clamping mechanism for vehicle Download PDFInfo
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- CN214291636U CN214291636U CN202023108062.4U CN202023108062U CN214291636U CN 214291636 U CN214291636 U CN 214291636U CN 202023108062 U CN202023108062 U CN 202023108062U CN 214291636 U CN214291636 U CN 214291636U
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Abstract
The utility model relates to a DOC end awl weld forming fixture for vehicle belongs to frock clamp technical field. The assembly fixture comprises a base, wherein an air outlet end cone clamping component, a barrel installation component and an air inlet end cone installation component are arranged on the base, the air outlet end cone clamping component adopts an annular positioning plate to be matched with an air cylinder to control a clamping jaw to position and clamp a workpiece, meanwhile, a pressure difference base positioning block is matched to position and install the workpiece, the barrel installation component is provided with a concave arc groove-shaped supporting plate to be matched with an air cylinder to control a pressing block to install and clamp a barrel, the barrel is matched with a barrel limiting component to position the barrel, the air inlet end cone installation component is provided with a temperature sensor seat positioning block to be matched with an air inlet end cone positioning block containing a cone arc-shaped inner hole to position and fix the workpiece, and the air outlet end cone clamping component and the air inlet end cone clamping component are respectively moved to a limiting block by an air cylinder control sliding seat to complete workpiece assembly; the utility model discloses can assemble fast the work piece and press from both sides tightly, fix a position accurately, improve finished product qualification rate and work efficiency, ensure the product uniformity.
Description
Technical Field
The utility model relates to a frock clamp technical field especially relates to an automobile-used DOC end awl weld forming fixture.
Background
The pollutants discharged by the tail gas of the diesel engine cause serious environmental pollution, the pollution reduction and the discharge by using a catalytic purification technology are one of key technologies of the exhaust aftertreatment of the diesel engine, the existing catalytic converter mostly adopts DOC + DPF + SCR three-way customs to remove harmful substances in the tail gas of an automobile, a DOC assembly is an important component of the catalytic converter, however, the DOC assembly cannot be welded and formed by a set of tools, components are welded in different processes, and then the complete DOC assembly is welded by the components and the components to form the mainstream processing technology at the present stage.
The DOC assembly is formed by welding an end cone cylinder component and a flange straight pipe component, and the end cone cylinder component is formed by assembling and welding an air inlet end cone, a cylinder and an air outlet end cone. In the past, the DOC end cone is manually welded during manufacturing, so that the DOC end cone has differences in size, angle and the like, cannot be installed and used, cannot ensure the consistency of products, is low in efficiency, and cannot effectively meet the delivery period of customers.
SUMMERY OF THE UTILITY MODEL
To defect and not enough problem among the prior art, the utility model provides an automobile-used DOC end awl welding forming fixture can assemble fast the work piece and press from both sides tightly, fixes a position accurately, has improved finished product qualification rate and work efficiency, has ensured the product uniformity.
The utility model provides a technical scheme that its technical problem adopted is:
a DOC end cone welding forming clamping mechanism for a vehicle comprises a base, wherein a gas outlet end cone clamping assembly, a cylinder body mounting assembly and a gas inlet end cone mounting assembly are sequentially arranged on the base, and a cylinder body limiting assembly is arranged on the gas outlet end cone clamping assembly;
the air outlet end cone clamping assembly is provided with a fixed plate, a slide rail and a limiting block are arranged on the fixed plate, a slide seat is arranged on the slide rail, the slide seat is connected with a first air cylinder on the fixed plate in a driving mode, a first support plate is arranged on the slide seat, an annular air outlet end cone positioning plate is arranged on the first support plate, a clamping jaw is arranged on the outer side of the air outlet end cone positioning plate and is connected with a second air cylinder fixed on the rear side of the first support plate in a control mode, and a pressure difference base positioning block is arranged on the first support plate right below the air outlet end cone positioning plate;
the barrel limiting assembly is provided with an annular supporting plate, the annular supporting plate is fixed on a first supporting plate in the air outlet end cone positioning plate through a plurality of connecting rods which are uniformly distributed on the circumference, the annular supporting plate is positioned on the front side of the air outlet end cone positioning plate and is concentrically arranged with the air outlet end cone positioning plate, and a plurality of limiting copper blocks which are uniformly distributed on the circumference are arranged on the front side of the annular supporting plate;
the cylinder mounting assembly is provided with a support, the top of the support is provided with a concave arc groove-shaped cylinder supporting plate, a pressing block is arranged above one side of the cylinder supporting plate, and the pressing block is in control connection with a third cylinder fixed on the side face of the support;
the air inlet end cone mounting assembly is provided with a fixing seat, a second sliding rail and a second limiting block are arranged on the fixing seat, a second sliding seat is arranged on the second sliding rail and is connected with a fourth air cylinder on the fixing seat in a driving mode, a second supporting plate is arranged on the second sliding seat, an air inlet end cone positioning block is arranged on the second supporting plate, concentric through holes are formed in the air inlet end cone positioning block and the second supporting plate, a conical arc face matched with the air inlet end cone is arranged in an inner hole of the air inlet end cone positioning block, and a temperature sensor seat positioning block is arranged on the second supporting plate below the right side of the air inlet end cone positioning block and along the air inlet direction of the air inlet end cone.
Furthermore, the base is a bottom plate, and a first hand-operated valve for controlling the first cylinder, a second hand-operated valve for controlling the second cylinder, and a third hand-operated valve for controlling the third cylinder and the fourth cylinder are respectively arranged on the side surface of the base.
Furthermore, the clamping jaws are three in number and are circumferentially and uniformly distributed.
Furthermore, the support and the barrel supporting plate are connected through a first connecting plate, a second connecting plate is arranged on the side face of the first connecting plate, a hinged support is arranged on the second connecting plate, a third cylinder and a T-shaped connecting plate are respectively hinged to the hinged support, one end of the T-shaped connecting plate is hinged to a push rod of the third cylinder, and a pressing block is fixed to the upper end of the T-shaped connecting plate.
Furthermore, the pressing block is a bent plate bent twice, and an included angle of 90 degrees is formed between the first section and the tail section.
Furthermore, a limiting installation groove matched with the pressure difference base is formed in the pressure difference base positioning block, and a baffle is arranged on the outer side of the limiting installation groove.
Furthermore, a second limiting installation groove matched with the temperature sensor seat is arranged on the temperature sensor seat positioning block, and a second baffle is arranged on the outer side of the second limiting installation groove.
Furthermore, an included angle of the central line of the temperature sensor seat positioning block and the pressure difference base positioning block on the circumference of the workpiece is 65 degrees.
Furthermore, the number of the connecting rods and the number of the limiting copper blocks are four respectively.
The utility model discloses following beneficial effect has: the utility model discloses can be simple quick to the end awl subassembly of giving vent to anger, barrel and inlet end awl subassembly install the location and press from both sides tightly, convenient operation carries out effective control to subassembly size, relative position, ensures that the part does not displace in assembly and welding process, indeformable. The qualification rate of finished products is improved, and the labor intensity of workers is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the inlet cone assembly of the present invention;
FIG. 3 is a schematic structural view of a barrel limiting assembly;
FIG. 4 is a schematic view of the cartridge mount assembly;
FIG. 5 is a schematic view of a differential pressure pedestal positioning block;
FIG. 6 is a schematic view of a DOC end cone assembly structure for a workpiece vehicle;
fig. 7 is a schematic view of the assembly of the present invention with a D-workpiece.
Detailed Description
The following describes in detail embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 6, the DOC end cone for the workpiece vehicle includes an air outlet end cone 101, a cylinder 102, and an air inlet end cone 103, where the air outlet end cone 101 is provided with a differential pressure base 104, and the air inlet end cone 103 is provided with a temperature sensor seat 105.
As shown in fig. 1-5: a DOC end cone welding forming clamping mechanism for a vehicle comprises a base 1, wherein an air outlet end cone clamping component 2, a cylinder body mounting component 4 and an air inlet end cone mounting component 5 are sequentially arranged on the base 1, and a cylinder body limiting component 3 is arranged on the air outlet end cone clamping component 2;
the air outlet end cone clamping component 2 is provided with a fixing plate 21, the fixing plate 21 is provided with a sliding rail 211 and a limiting block 212, the sliding rail 211 is provided with a sliding seat 22, the sliding seat 22 is in driving connection with a first air cylinder 23 on the fixing plate 21, the sliding seat 22 is provided with a first supporting plate 24, the first supporting plate 24 is provided with an annular air outlet end cone positioning plate 25, the outer side of the air outlet end cone positioning plate 25 is provided with a clamping jaw 26, the clamping jaw 26 is in control connection with a second air cylinder 27 fixed on the rear side of the first supporting plate 24, and a pressure difference base positioning block 28 is arranged on the first supporting plate 24 right below the air outlet end cone positioning plate 25;
the barrel limiting component 3 is provided with an annular support plate 31, the annular support plate 31 is fixed on a first support plate 24 in the air outlet end cone positioning plate 25 through a plurality of connecting rods 32 uniformly distributed on the circumference, the annular support plate 31 is located on the front side of the air outlet end cone positioning plate 25 and is concentrically arranged with the air outlet end cone positioning plate, a plurality of limiting copper blocks 33 uniformly distributed on the circumference are arranged on the front side of the annular support plate 31, the limiting copper blocks 33 are detachably mounted on the annular support plate 31, and a gasket is added for adjustment when the installation is convenient.
The cylinder mounting component 4 is provided with a support 41, the top of the support 41 is provided with a concave arc groove-shaped cylinder support plate 42, a pressing block 48 is arranged above one side of the cylinder support plate 42, and the pressing block 48 is in control connection with a third cylinder 46 fixed on the side surface of the support;
the air inlet end cone mounting assembly 5 is provided with a fixing seat 51, a second sliding rail 511 and a second limiting block 512 are arranged on the fixing seat 51, a second sliding seat 52 is arranged on the second sliding rail 512, the second sliding seat 52 is in driving connection with a fourth air cylinder 53 on the fixing seat 51, a second supporting plate 54 is arranged on the second sliding seat 52, an air inlet end cone positioning block 55 is arranged on the second supporting plate 54, concentric through holes are formed in the air inlet end cone positioning block 55 and the second supporting plate 54, a conical arc surface matched with the air inlet end cone 103 is arranged in an inner hole of the air inlet end cone positioning block 55, and a temperature sensor seat positioning block 56 is arranged on the second supporting plate 54 below the right side of the air inlet end cone positioning block 55 along the air inlet direction of the air inlet end cone.
The base 1 is a bottom plate, the side surface of the base 1 is respectively provided with a first hand-pull valve 11 for controlling the first cylinder 23, a second hand-pull valve 12 for controlling the second cylinder 27, and a third hand-pull valve 13 for controlling the third cylinder 46 and the fourth cylinder 53, and the control operation is convenient and fast.
The clamping jaws 26 are three in number, are evenly distributed on the circumference, and clamp workpieces stably and reliably.
The support 41 is connected with the cylinder supporting plate 42 through the first connecting plate 43, the second connecting plate 44 is arranged on the side face of the first connecting plate 43, a hinged support 45 is arranged on the second connecting plate 44, a third cylinder 46 and a T-shaped connecting plate 47 are respectively hinged to the hinged support 45, one end of the T-shaped connecting plate 47 is hinged to a push rod of the third cylinder 46, a pressing block 48 is fixed to the upper end of the T-shaped connecting plate 47, when the push rod of the third cylinder stretches, the third cylinder 46 rotates around a hinged shaft to drive the T-shaped connecting plate 47 to rotate, and therefore the pressing block 48 rotates along with the hinged support to press or loosen a workpiece cylinder.
The pressing block 48 is a bent plate bent twice, and an included angle of 90 degrees is formed between the first section and the tail section.
The pressure difference base positioning block 28 is provided with a limit installation groove 281 matched with the pressure difference base 104, a baffle 282 is arranged outside the limit installation groove 281, and the baffle 282 can prevent welding slag from splashing into the pressure difference base to damage threads of the pressure difference base during welding.
And a second limiting installation groove matched with the temperature sensor seat 105 is formed in the temperature sensor seat positioning block 56, a second baffle 561 is arranged on the outer side of the second limiting installation groove, and the second baffle 561 also plays a protection role to prevent welding slag from splashing into the temperature sensor seat to damage threads of the temperature sensor seat.
The included angle of the central lines of the temperature sensor seat positioning block 56 and the differential pressure base positioning block 28 on the circumference of the workpiece is 65 degrees, so that the assembly position accuracy and consistency of the workpiece are ensured.
Specifically, the air outlet end cone 101 is placed into the air outlet end cone positioning plate 25, the pressure difference base 104 on the air outlet end cone 101 is placed into the limit installation groove 281 of the pressure difference base positioning block 28, the hand plate valve 12 is started, the second air cylinder 27 is ventilated, and the clamping jaw 27 is controlled to clamp the air outlet end cone 101 tightly.
The hand plate valve 11 is started, the first air cylinder 23 is controlled to drive the sliding seat 22 to move to the position of the limiting block 212, the barrel 102 is placed on the barrel supporting plate 42, and the left end of the barrel 102 abuts against the barrel limiting component 3.
The air inlet end cone 103 is placed into the air inlet end cone positioning block 55 to be fixed, the temperature sensor seat 105 on the air inlet end cone is placed into the second limiting installation groove of the temperature sensor seat positioning block 56, the third hand plate valve 13 is started, the fourth air cylinder 53 is ventilated, the second sliding seat 52 is driven to move to the second limiting block 512, the third air cylinder 46 is ventilated simultaneously, the cylinder pressing block 48 is driven to press downwards, the cylinder 102 is pressed, and the assembly of the workpiece is completed.
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 invention. The present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only for illustrating the principle of the present invention, and the present invention will have various changes and improvements without departing from the spirit and scope of the present invention, and these changes and improvements all fall into the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a DOC end awl welding forming fixture for vehicle which characterized in that: the device comprises a base, wherein an air outlet end cone clamping assembly, a cylinder body mounting assembly and an air inlet end cone mounting assembly are sequentially arranged on the base, and a cylinder body limiting assembly is arranged on the air outlet end cone clamping assembly;
the air outlet end cone clamping assembly is provided with a fixed plate, a slide rail and a limiting block are arranged on the fixed plate, a slide seat is arranged on the slide rail, the slide seat is connected with a first air cylinder on the fixed plate in a driving mode, a first support plate is arranged on the slide seat, an annular air outlet end cone positioning plate is arranged on the first support plate, a clamping jaw is arranged on the outer side of the air outlet end cone positioning plate and is connected with a second air cylinder fixed on the rear side of the first support plate in a control mode, and a pressure difference base positioning block is arranged on the first support plate right below the air outlet end cone positioning plate;
the barrel limiting assembly is provided with an annular supporting plate, the annular supporting plate is fixed on a first supporting plate in the air outlet end cone positioning plate through a plurality of connecting rods which are uniformly distributed on the circumference, the annular supporting plate is positioned on the front side of the air outlet end cone positioning plate and is concentrically arranged with the air outlet end cone positioning plate, and a plurality of limiting copper blocks which are uniformly distributed on the circumference are arranged on the front side of the annular supporting plate;
the cylinder mounting assembly is provided with a support, the top of the support is provided with a concave arc groove-shaped cylinder supporting plate, a pressing block is arranged above one side of the cylinder supporting plate, and the pressing block is in control connection with a third cylinder fixed on the side face of the support;
the air inlet end cone mounting assembly is provided with a fixing seat, a second sliding rail and a second limiting block are arranged on the fixing seat, a second sliding seat is arranged on the second sliding rail and is connected with a fourth air cylinder on the fixing seat in a driving mode, a second supporting plate is arranged on the second sliding seat, an air inlet end cone positioning block is arranged on the second supporting plate, concentric through holes are formed in the air inlet end cone positioning block and the second supporting plate, a conical arc face matched with the air inlet end cone is arranged in an inner hole of the air inlet end cone positioning block, and a temperature sensor seat positioning block is arranged on the second supporting plate below the right side of the air inlet end cone positioning block and along the air inlet direction of the air inlet end cone.
2. The DOC end cone welding forming clamping mechanism for the vehicle as claimed in claim 1, wherein: the base is a bottom plate, and a first hand-operated valve for controlling the first cylinder, a second hand-operated valve for controlling the second cylinder and a third hand-operated valve for controlling the third cylinder and the fourth cylinder are respectively arranged on the side surface of the base.
3. The DOC end cone welding forming clamping mechanism for the vehicle as claimed in claim 1, wherein: the clamping jaw quantity is three and circumference equipartition.
4. The DOC end cone welding forming clamping mechanism for the vehicle as claimed in claim 1, wherein: the support and the barrel supporting plate are connected through a first connecting plate, a second connecting plate is arranged on the side face of the first connecting plate, a hinged support is arranged on the second connecting plate, a third cylinder and a T-shaped connecting plate are respectively hinged to the hinged support, one end of the T-shaped connecting plate is hinged to a push rod of the third cylinder, and a pressing block is fixed to the upper end of the T-shaped connecting plate.
5. The DOC end cone welding forming clamping mechanism for the vehicle as claimed in claim 1, wherein: the pressing block is a bent plate bent twice, and an included angle of 90 degrees is formed between the first section and the tail section.
6. The DOC end cone welding forming clamping mechanism for the vehicle as claimed in claim 1, wherein: and the pressure difference base positioning block is provided with a limiting mounting groove matched with the pressure difference base, and the outer side of the limiting mounting groove is provided with a baffle.
7. The DOC end cone welding forming clamping mechanism for the vehicle as claimed in claim 1, wherein: and a second limiting installation groove matched with the temperature sensor seat is arranged on the temperature sensor seat positioning block, and a second baffle is arranged on the outer side of the second limiting installation groove.
8. The DOC end cone welding forming clamping mechanism for the vehicle as claimed in claim 1, wherein: and the included angle of the central lines of the temperature sensor seat positioning block and the pressure difference base positioning block on the circumference of the workpiece is 65 degrees.
9. The DOC end cone welding forming clamping mechanism for the vehicle as claimed in claim 1, wherein: the number of the connecting rods and the number of the limiting copper blocks are four respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023108062.4U CN214291636U (en) | 2020-12-22 | 2020-12-22 | DOC end cone welding forming clamping mechanism for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023108062.4U CN214291636U (en) | 2020-12-22 | 2020-12-22 | DOC end cone welding forming clamping mechanism for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214291636U true CN214291636U (en) | 2021-09-28 |
Family
ID=77859325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023108062.4U Active CN214291636U (en) | 2020-12-22 | 2020-12-22 | DOC end cone welding forming clamping mechanism for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214291636U (en) |
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2020
- 2020-12-22 CN CN202023108062.4U patent/CN214291636U/en active Active
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