CN216462684U - Welding forming clamping mechanism for automobile mixer assembly - Google Patents
Welding forming clamping mechanism for automobile mixer assembly Download PDFInfo
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- CN216462684U CN216462684U CN202122392643.3U CN202122392643U CN216462684U CN 216462684 U CN216462684 U CN 216462684U CN 202122392643 U CN202122392643 U CN 202122392643U CN 216462684 U CN216462684 U CN 216462684U
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Abstract
The utility model relates to a clamping mechanism for welding and forming a vehicle mixer assembly, which belongs to the technical field of diesel engine tail gas treatment and comprises a base, wherein a cylinder body supporting and positioning device for supporting and positioning a mixer cylinder body is arranged at the center of the upper surface of the base, a first vertical plate and a second vertical plate are respectively arranged on the right side and the front side of the cylinder body supporting and positioning device on the upper surface of the base, a differential pressure base positioning device for positioning a differential pressure base and a temperature sensor seat positioning device for positioning a temperature sensor seat are arranged on the first vertical plate, a nozzle seat positioning device for positioning a nozzle seat is arranged on the second vertical plate, and a transverse positioning device for transversely positioning the mixer cylinder body is arranged on the left side of the cylinder body supporting and positioning device on the upper surface of the base. The utility model can solve the problems that the consistency of the manual welding product of the mixer assembly for the vehicle cannot be ensured and the efficiency is low.
Description
Technical Field
The utility model relates to the technical field of diesel engine tail gas treatment, in particular to a clamping mechanism for welding and forming a vehicle mixer assembly.
Background
The pollutant of diesel engine exhaust emissions has aroused serious environmental pollution problem, and it is one of the key technology of diesel engine exhaust aftertreatment to use catalytic purification technique to reduce pollution and discharge, current catalyst converter adopts DOC + DPF + blender + SCR to get rid of automobile exhaust harmful substance more, the effect of blender is mainly to the urea breakage, make tail gas and urea intensive mixing, guarantee the homogeneity of SCR inlet end air current, promote SCR conversion efficiency, however, the blender can't be through one set of frock welding forming, sub-process welding subassembly, rethread subassembly + subassembly weld into complete blender be present stage mainstream processing technology.
As shown in fig. 6 and 7, the mixer cartridge 201+ differential pressure mount 202+ nozzle mount 203+ temperature sensor mount 204 assembly is one of the components of the welded complete mixer that requires welding. When welding the assembly, it is necessary to weld the differential pressure base 202, the nozzle holder 203 and the temperature sensor holder 204 into the corresponding differential pressure base positioning hole 2011, nozzle holder positioning hole 2012 and temperature sensor holder positioning hole 2013 on the mixer barrel 201. The axial both ends of blender barrel 201 set up throat 2014 and turn-ups 2015 respectively.
In the prior art, components of the mixer barrel 201, the differential pressure base 202, the nozzle seat 203 and the temperature sensor seat 204 are welded manually, so that differences exist in the aspects of size, angle and the like, post-treatment urea crystallization is caused, the consistency of products cannot be guaranteed, the efficiency is low, and the customer delivery period cannot be effectively met.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a welding forming clamping mechanism for a vehicle mixer assembly, and solve the problems that the consistency of manual welding products of the vehicle mixer assembly cannot be guaranteed and the efficiency is low.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility model provides a car blender subassembly weld forming fixture, includes the base, base upper surface central point puts and sets up the barrel that is used for supporting the location to the blender barrel and supports positioner, and the base upper surface sets up first riser and second riser respectively on barrel support positioner right side and front side, set up the temperature sensor seat positioner who is used for the location to the pressure differential base positioner of pressure differential base and is used for the location to temperature sensor seat on the first riser, set up the nozzle holder positioner who is used for nozzle holder location on the second riser, the base upper surface sets up the transverse positioning device who is used for the transverse location to the blender barrel in barrel support positioner left side.
Further, barrel supports positioner including setting up the barrel that puts at base upper surface central point and supports the location riser, barrel supports the location riser top and sets up barrel and supports location diaphragm, both ends all set up the V-arrangement supporting seat that matches with the blender barrel about the barrel supports the location diaphragm, the upper portion longitudinal symmetry of V-arrangement supporting seat sets up the collateral branch supporting shoe, the bottom sets up the end supporting shoe.
Furthermore, the pressure difference base positioning device comprises a pressure difference base positioning device installation cylinder, the pressure difference base positioning device installation cylinder is arranged above the cylinder body supporting positioning device and fixedly connected with the first vertical plate, a first double-head cylinder is arranged above the pressure difference base positioning device installation cylinder, the upper end of a piston rod of the first double-head cylinder is provided with a first handle, the lower end of the piston rod of the first double-head cylinder penetrates through the pressure difference base positioning device installation cylinder and is provided with a pressure difference base positioning pin matched with the pressure difference base, and when the piston rod of the first double-head cylinder moves downwards to be limited, the pressure difference base and the pressure difference base positioning hole are abutted tightly by the pressure difference base positioning pin.
Furthermore, the temperature sensor seat positioning device comprises a temperature sensor seat positioning device installation barrel, the temperature sensor seat positioning device installation barrel is arranged in the upper front of the barrel supporting and positioning device and fixedly connected with the first vertical plate, a second double-head cylinder is arranged at one end, back to the barrel supporting and positioning device, of the temperature sensor seat positioning device installation barrel, a second handle is arranged at one end, back to the barrel supporting and positioning device, of a piston rod of the second double-head cylinder, a temperature sensor seat positioning pin matched with the temperature sensor seat is arranged at one end, pointing to the barrel supporting and positioning device, and when the piston rod of the second double-head cylinder moves downwards to be limited, the temperature sensor seat positioning pin tightly abuts against the temperature sensor seat positioning hole.
Further, nozzle holder positioner includes nozzle holder positioner installation section of thick bamboo, nozzle holder positioner installation section of thick bamboo set up at barrel support positioner the place ahead and with the second riser rigid coupling, and nozzle holder positioner installation section of thick bamboo the place ahead sets up third double-end cylinder, the piston rod front end of third double-end cylinder sets up third handle, rear end and passes nozzle holder positioner installation section of thick bamboo and set up the nozzle holder locating pin that matches with the nozzle holder, and when the piston rod of third double-end cylinder moves backward to spacing, the nozzle holder locating pin supports nozzle holder and nozzle holder locating hole tightly.
Furthermore, the clamping mechanism further comprises a first hand-operated valve, and the first hand-operated valve is simultaneously connected with the air passages of the first double-head cylinder, the second double-head cylinder and the third double-head cylinder.
Further, the transverse positioning device comprises a transverse positioning device base plate fixedly arranged on the left side of the barrel supporting and positioning device, a cylinder mounting plate is vertically arranged at the front part of the transverse positioning device base plate, a tight abutting cylinder is arranged on the right side of the cylinder mounting plate, a piston rod of the tight abutting cylinder penetrates through the cylinder mounting plate, a tight abutting cylinder handle is arranged at the end part of the tight abutting cylinder, a slide rail is arranged at the rear part of the transverse positioning device base plate, a transverse positioning device transverse plate in sliding connection with the slide rail is arranged on the slide rail, a transverse positioning device vertical plate is arranged on the transverse positioning device transverse plate, the tight abutting plate is vertically arranged towards one side of the barrel supporting and positioning device, four necking positioning blocks which are arranged in an annular array and matched with necking are arranged on one side of the barrel supporting and positioning device, and a connecting strip is arranged on the transverse positioning device transverse plate, the connecting strip is fixedly connected with the piston rod of the tight air cylinder, and when the piston rod of the tight air cylinder retracts to be limited, the tight plate supports the mixer cylinder and the first vertical plate tightly.
Furthermore, the clamping mechanism further comprises a second hand-operated valve, and the second hand-operated valve is connected with the air passage of the abutting cylinder.
The utility model has the following beneficial effects:
the clamping mechanism for welding and forming the vehicle mixer assembly is pneumatically driven, can effectively position the mixer barrel, simply and quickly clamp the differential pressure base, the nozzle seat and the temperature sensor seat, effectively control the size and the position of the assembly, and ensure 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 perspective view of the present invention;
FIG. 2 is a perspective view of the present invention clamping the mixer cartridge, differential pressure mount, nozzle mount and temperature sensor mount;
FIG. 3 is a perspective view of the cartridge supporting and positioning device;
FIG. 4 is a perspective view of the lateral positioning device;
FIG. 5 is a top view of the present invention;
FIG. 6 is a perspective view of the mixer cartridge;
fig. 7 is a perspective view of the mixer cartridge, differential pressure mount, nozzle mount and temperature sensor mount after welding is complete.
Detailed Description
The following detailed description of embodiments of the utility model refers to the accompanying drawings.
Example 1:
as shown in fig. 1-5, a welding forming clamping mechanism for a vehicle mixer assembly comprises a base 1, a cylinder supporting and positioning device 2 for supporting and positioning a mixer cylinder 201 is arranged at the center of the upper surface of the base 1, a first vertical plate 11 and a second vertical plate 12 are respectively arranged on the right side and the front side of the cylinder supporting and positioning device 2 on the upper surface of the base 1, a differential pressure base positioning device 3 for positioning a differential pressure base 202 and a temperature sensor seat positioning device 4 for positioning a temperature sensor seat 204 are arranged on the first vertical plate 11, a nozzle seat positioning device 5 for positioning a nozzle seat 203 is arranged on the second vertical plate 12, and a transverse positioning device 6 for transversely positioning the mixer cylinder 201 is arranged on the left side of the cylinder supporting and positioning device 2 on the upper surface of the base 1.
Barrel supports positioner 2 including setting up barrel support location riser 21 that puts at base 1 upper surface central point, barrel support location riser 21 top sets up barrel support location diaphragm 22, both ends all set up the V-arrangement supporting seat 23 that matches with blender barrel 201 about barrel support location diaphragm 22, the upper portion front and back symmetry of V-arrangement supporting seat 23 sets up collateral branch supporting shoe 231, bottom setting end supporting shoe 232.
Pressure differential base positioner 3 includes pressure differential base positioner installation section of thick bamboo 31, pressure differential base positioner installation section of thick bamboo 31 sets up and supports 2 tops of positioner and with first riser 11 rigid couplings at the barrel, and pressure differential base positioner installation section of thick bamboo 31 top sets up first double-end cylinder 32, the piston rod upper end of first double-end cylinder 32 sets up first handle 33, the lower extreme passes pressure differential base positioner installation section of thick bamboo 31 and sets up the pressure differential base locating pin 34 that matches with pressure differential base 202, and when the piston rod of first double-end cylinder 32 moved down to spacing, pressure differential base locating pin 34 supports pressure differential base 202 and pressure differential base locating hole 2011 tightly.
The temperature sensor seat positioning device 4 comprises a temperature sensor seat positioning device installation cylinder 41, the temperature sensor seat positioning device installation cylinder 41 is arranged in the upper front of the cylinder body supporting and positioning device 2 and fixedly connected with the first vertical plate 11, a second double-head cylinder 42 is arranged at one end, back to the cylinder body supporting and positioning device 2, of the temperature sensor seat positioning device installation cylinder 41, a second handle 43 is arranged at one end, back to the cylinder body supporting and positioning device 2, of a piston rod of the second double-head cylinder 42, a temperature sensor seat positioning pin 44 matched with the temperature sensor seat 204 is arranged at one end, pointing to the cylinder body supporting and positioning device 2, and when the piston rod of the second double-head cylinder 42 moves downwards to be limited, the temperature sensor seat positioning pin 44 tightly supports the temperature sensor seat 204 and the temperature sensor seat positioning hole 2013.
Nozzle holder positioner 5 includes nozzle holder positioner installation section of thick bamboo 51, nozzle holder positioner installation section of thick bamboo 51 set up at the barrel support positioner 2 the place ahead and with the 12 rigid couplings of second riser, and nozzle holder positioner installation section of thick bamboo 51 the place ahead sets up third double-end cylinder 52, the piston rod front end of third double-end cylinder 52 sets up third handle 53, rear end and passes nozzle holder positioner installation section of thick bamboo 51 and set up the nozzle holder locating pin 54 that matches with nozzle holder 203, and when the piston rod of third double-end cylinder 52 moved backward to spacingly, nozzle holder locating pin 54 supports tightly nozzle holder 203 and nozzle holder locating hole 2012.
The clamping mechanism further comprises a first hand-operated valve 7, and the first hand-operated valve 7 is simultaneously connected with the air passages of the first double-head air cylinder 32, the second double-head air cylinder 42 and the third double-head air cylinder 52.
The transverse positioning device 6 comprises a transverse positioning device base plate 61 fixedly arranged on the left side of the barrel supporting and positioning device 2, a cylinder mounting plate 62 is vertically arranged at the front part of the transverse positioning device base plate 61, a tight abutting cylinder 63 is arranged on the right side of the cylinder mounting plate 62, a piston rod of the tight abutting cylinder 63 penetrates through the cylinder mounting plate 62, an abutting cylinder handle 631 is arranged at the end part of the cylinder mounting plate, a sliding rail 64 is arranged at the rear part of the transverse positioning device base plate 61, a transverse positioning device transverse plate 65 in sliding connection with the sliding rail 64 is arranged on the sliding rail 64, a transverse positioning device vertical plate 66 is arranged on the transverse positioning device transverse plate 65, a tight abutting plate 67 is vertically arranged at one side of the transverse positioning device vertical plate 66 pointing to the barrel supporting and positioning device 2, and the tight abutting plate 67 is provided with four necking positioning blocks 671 which are arranged in an annular array and matched with necking 2014 towards one side of the barrel supporting and positioning device 2, the transverse positioning device transverse plate 65 is provided with a connecting strip 68, the connecting strip 68 is fixedly connected with a piston rod of the abutting cylinder 63, and when the piston rod of the abutting cylinder 63 retracts to be limited, the abutting plate 67 abuts the mixer cylinder 201 and the first vertical plate 11 tightly.
The clamping mechanism further comprises a second hand-operated valve 8, and the second hand-operated valve 8 is connected with the air passage of the abutting air cylinder 63.
The clamping mechanism for welding and forming the vehicle mixer assembly is pneumatically driven, can effectively position the mixer barrel, simply and quickly clamp the differential pressure base, the nozzle seat and the temperature sensor seat, effectively control the size and the position of the assembly, and ensure 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.
The working principle is as follows:
1. the operator places the mixer drum 201 on the V-shaped support 23 and brings the flange 2015 against the first riser 11.
2. The operator places the differential pressure base 202, the nozzle holder 203, and the temperature sensor holder 204 on the differential pressure base positioning pin 34, the nozzle holder positioning pin 54, and the temperature sensor holder positioning pin 44, respectively.
3. The operator pulls the first handle 33, the second handle 43, and the third handle 53 to cause the differential pressure base 202, the temperature sensor holder 204, and the nozzle holder 203 to abut against the differential pressure base positioning hole 2011, the temperature sensor holder positioning hole 2013, and the nozzle holder positioning hole 2012.
4. An operator pulls the first hand-pull valve 7, and the piston rods of the first double-head cylinder 32, the second double-head cylinder 42 and the third double-head cylinder 52 extend towards the mixer cylinder 201 at the same time, so as to respectively abut against the differential pressure base 202, the temperature sensor seat 204 and the nozzle seat 203, the differential pressure base positioning hole 2011, the temperature sensor seat positioning hole 2013 and the nozzle seat positioning hole 2012.
5. The operator pulls the tightening cylinder handle 631 to tighten the tightening plate 67 against the throat 2014.
6. An operator pulls the second hand-pulling valve 8, and the piston rod of the abutting air cylinder 63 contracts to limit, so that the abutting plate 67 and the necking 2014 abut tightly.
7. The operation staff uses the welding equipment of robot to weld one shot forming, guarantees size, welding quality uniformity.
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-described embodiments, which are described in the specification and illustrated only for illustrating the principle of the present invention, but various changes and modifications may be made within the scope of the present invention as claimed without departing from the spirit and scope of the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. A welding forming clamping mechanism for a vehicle mixer component is characterized by comprising a base (1), a barrel supporting and positioning device (2) for supporting and positioning the mixer barrel (201) is arranged at the center of the upper surface of the base (1), a first vertical plate (11) and a second vertical plate (12) are respectively arranged on the right side and the front side of the barrel supporting and positioning device (2) on the upper surface of the base (1), a differential pressure base positioning device (3) for positioning the differential pressure base (202) and a temperature sensor seat positioning device (4) for positioning the temperature sensor seat (204) are arranged on the first vertical plate (11), the second vertical plate (12) is provided with a nozzle seat positioning device (5) for positioning the nozzle seat (203), the upper surface of the base (1) is provided with a transverse positioning device (6) which is used for transversely positioning the mixer barrel (201) on the left side of the barrel supporting and positioning device (2).
2. The welding and forming clamping mechanism for the mixer assembly of the vehicle as claimed in claim 1, wherein the cylinder supporting and positioning device (2) comprises a cylinder supporting and positioning vertical plate (21) disposed at the center of the upper surface of the base (1), a cylinder supporting and positioning transverse plate (22) is disposed on the top of the cylinder supporting and positioning vertical plate (21), V-shaped supporting seats (23) matched with the mixer cylinder (201) are disposed on both left and right ends of the cylinder supporting and positioning transverse plate (22), side supporting blocks (231) are symmetrically disposed on the front and back of the upper portion of the V-shaped supporting seat (23), and a bottom supporting block (232) is disposed on the bottom of the V-shaped supporting seat.
3. The welding-forming fixture for vehicle mixer assemblies of claim 1, the differential pressure base positioning device (3) comprises a differential pressure base positioning device installation cylinder (31), the differential pressure base positioning device installation cylinder (31) is arranged above the cylinder body supporting and positioning device (2) and is fixedly connected with the first vertical plate (11), a first double-head cylinder (32) is arranged above the differential pressure base positioning device installation cylinder (31), a first handle (33) is arranged at the upper end of a piston rod of the first double-head cylinder (32), the lower end of the piston rod passes through the differential pressure base positioning device installation cylinder (31) and is provided with a differential pressure base positioning pin (34) matched with the differential pressure base (202), when a piston rod of the first double-head cylinder (32) moves downwards to limit, the pressure difference base positioning pin (34) tightly supports the pressure difference base (202) and the pressure difference base positioning hole (2011).
4. The welding forming clamping mechanism for the vehicle mixer assembly according to claim 3, wherein the temperature sensor seat positioning device (4) comprises a temperature sensor seat positioning device mounting cylinder (41), the temperature sensor seat positioning device mounting cylinder (41) is arranged on the upper front part of the cylinder body supporting and positioning device (2) and fixedly connected with the first vertical plate (11), a second double-head cylinder (42) is arranged at one end of the temperature sensor seat positioning device mounting cylinder (41) opposite to the cylinder body supporting and positioning device (2), a second handle (43) is arranged at one end of a piston rod of the second double-head cylinder (42) opposite to the cylinder body supporting and positioning device (2), a temperature sensor seat positioning pin (44) matched with the temperature sensor seat (204) is arranged at one end of the cylinder body supporting and positioning device (2), and when the piston rod of the second double-head cylinder (42) moves downwards to a limiting position, the temperature sensor seat positioning pin (44) tightly presses the temperature sensor seat (204) against the temperature sensor seat positioning hole (2013).
5. The welding and forming clamping mechanism for the vehicle mixer assembly according to claim 4, wherein the nozzle holder positioning device (5) comprises a nozzle holder positioning device installation barrel (51), the nozzle holder positioning device installation barrel (51) is arranged in front of the barrel supporting and positioning device (2) and fixedly connected with the second vertical plate (12), a third double-head cylinder (52) is arranged in front of the nozzle holder positioning device installation barrel (51), a third handle (53) is arranged at the front end of a piston rod of the third double-head cylinder (52), a nozzle holder positioning pin (54) matched with the nozzle holder (203) is arranged at the rear end of the piston rod of the third double-head cylinder (52) and penetrates through the nozzle holder positioning device installation barrel (51), and when the piston rod of the third double-head cylinder (52) moves backwards to limit, the nozzle holder positioning pin (54) tightly presses the nozzle holder (203) against the nozzle holder positioning hole (2012).
6. The welding and forming clamping mechanism for the vehicle mixer assembly according to claim 5, further comprising a first hand valve (7), wherein the first hand valve (7) is connected with the air passages of the first double-head cylinder (32), the second double-head cylinder (42) and the third double-head cylinder (52) at the same time.
7. The welding forming clamping mechanism for the mixer assembly of the vehicle as claimed in claim 1, wherein the lateral positioning device (6) comprises a lateral positioning device base plate (61) fixedly arranged on the left side of the cylinder supporting and positioning device (2), a cylinder mounting plate (62) is vertically arranged in front of the lateral positioning device base plate (61), a tight abutting cylinder (63) is arranged on the right side of the cylinder mounting plate (62), a piston rod of the tight abutting cylinder (63) penetrates through the cylinder mounting plate (62) and the end of the piston rod is provided with a tight abutting cylinder handle (631), a slide rail (64) is arranged at the rear of the lateral positioning device base plate (61), a lateral positioning device transverse plate (65) slidably connected with the slide rail (64) is arranged on the slide rail (64), a lateral positioning device vertical plate (66) is arranged on the lateral positioning device transverse plate (65), and a tight abutting plate (67) is vertically arranged on one side of the lateral positioning device vertical plate (66) pointing to the cylinder supporting and positioning device (2), one side of the abutting plate (67) facing the barrel supporting and positioning device (2) is provided with four necking positioning blocks (671) which are arranged in an annular array mode and matched with the necking opening (2014), a transverse plate (65) of the transverse positioning device is provided with a connecting strip (68), the connecting strip (68) is fixedly connected with a piston rod of the abutting air cylinder (63), and when the piston rod of the abutting air cylinder (63) retracts to be limited, the abutting plate (67) abuts against the mixer barrel (201) and the first vertical plate (11).
8. The welding and forming clamping mechanism for the vehicle mixer assembly according to claim 7, further comprising a second hand valve (8), wherein the second hand valve (8) is connected with the air passage of the abutting cylinder (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122392643.3U CN216462684U (en) | 2021-09-30 | 2021-09-30 | Welding forming clamping mechanism for automobile mixer assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122392643.3U CN216462684U (en) | 2021-09-30 | 2021-09-30 | Welding forming clamping mechanism for automobile mixer assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216462684U true CN216462684U (en) | 2022-05-10 |
Family
ID=81439123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122392643.3U Active CN216462684U (en) | 2021-09-30 | 2021-09-30 | Welding forming clamping mechanism for automobile mixer assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216462684U (en) |
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2021
- 2021-09-30 CN CN202122392643.3U patent/CN216462684U/en active Active
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