CN204747866U - Passenger train rear -axle housing hydraulic tool equipment for spot welding - Google Patents

Passenger train rear -axle housing hydraulic tool equipment for spot welding Download PDF

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Publication number
CN204747866U
CN204747866U CN201520392020.8U CN201520392020U CN204747866U CN 204747866 U CN204747866 U CN 204747866U CN 201520392020 U CN201520392020 U CN 201520392020U CN 204747866 U CN204747866 U CN 204747866U
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China
Prior art keywords
base
plate
leveling
point
supporting plate
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CN201520392020.8U
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Chinese (zh)
Inventor
梁振
李鹏涛
王红旗
杨阔
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Zhengzhou Jingyida Auto Parts Co Ltd
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Zhengzhou Jingyida Auto Parts Co Ltd
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Priority to CN201520392020.8U priority Critical patent/CN204747866U/en
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Abstract

The utility model relates to a passenger train rear -axle housing hydraulic tool equipment for spot welding supports the rear -axle housing both ends through two V types frame, compresses tightly the rear -axle housing through hold -down mechanism, holds in the palm board positioning mechanism location support gasbag bottom plate through the gasbag, through mechanism in the branch and levelling mechanism adjustment rear -axle housing position, supports the location through last distance rod support positioning mechanism and goes up the distance rod support, supports location air chamber support base through air chamber support base positioning mechanism the utility model discloses a cover frock can realize passenger train rear -axle housing and gasbag layer board, the spot welding processing of going up distance rod support, the three spare part of air chamber support base, powerful, and the blank faying face of under hydraulic system's clamp force effect, can guarantee rear -axle housing and gasbag layer board, going up distance rod support, air chamber support base is sturdy as far as possible. Making after the welding is accomplished, having better atress effect, the condition such as welding seam early failure fracture that can effectively avoid not leading to well because of the laminating take place.

Description

Rear axle of passenger vehicle shell spot welding hydraulic tool
technical field:
The utility model relates to passenger car axle plant-scale equipment technical field, be specifically related to a kind of rear axle of passenger vehicle shell and air bag supporting plate, upper traction bar support and air chamber bracket base spot welding time hydraulic tool.
background technology:
Passenger vehicle driving axle housing Drive axle housing is one of strength member on automobile, plays a part to support automobile load, and by dynamic changes process to wheel.Act on and drive tractive force, brake force, side force and vertical force on wheel to be also pass to suspension or chassis by axle housing.Passenger vehicle Drive axle housing is bearing part thus, is again force transmission element, or the carrier of passenger vehicle main reducing gear, differential mechanism and transmission device and shell.Air bag supporting plate plays a part to connect whole air suspension, if air bag supporting plate and shell welding error, mismachining tolerance are excessive, passenger vehicle suspension will be caused to install.And upper traction bar support plays a part to connect vehicle bridge and vehicle frame, the driving force that axle windup produces is passed to vehicle frame, promote passenger vehicle car load to run, if upper traction bar support and shell welding error, mismachining tolerance are excessive, in passenger vehicle running, easily cause upper traction bar support to ftracture, power transmission is interrupted, and car load such as cannot to run at the problem.
At present, traditional rear axle of passenger vehicle shell only can adapt to the spot welding of single variety axle housing with air bag supporting plate and upper traction bar support spot-welding equipment, and mostly be machinery or pneumatic type clamping and positioning, from stressed angle, due to mechanical type or pneumatic type clamping mode, the faying face of the faying face of rear axle of passenger vehicle shell and air bag supporting plate or rear axle housing and upper traction bar support is all generally black skin, be difficult to realization fit tightly, clamping unbalance stress phenomenon is easily there is in pinpoint welding procedure, if there is larger gap then in stressed process, the as easy as rolling off a log generation cracking failure of weld seam.
utility model content:
In sum, in order to overcome the deficiency of prior art problem, the utility model provides a kind of rear axle of passenger vehicle shell spot welding hydraulic tool, a set of frock can realize the spot welding of rear axle of passenger vehicle shell and air bag supporting plate, upper traction bar support, air chamber bracket base three parts to process, powerful, under the clamping force effect of hydraulic system, can ensure rear axle housing and air bag supporting plate, upper traction bar support, air chamber bracket base blank faying face sturdy as much as possible.Make after welding completes, there is good stressed effect, can effectively avoid because the situations such as the bad weld seam initial failure cracking caused of fitting occur.Meanwhile, the utility model highly versatile, the rear axle housing of the applicable different model of a set of frock, and structure is simple, machining accuracy is high.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of rear axle of passenger vehicle shell spot welding hydraulic tool, wherein: comprise base, two V-type framves, mobile vehicle, hold-down mechanism, upper traction bar support detent mechanism, Fen Zhong mechanism, levelling gear, air chamber bracket base detent mechanism and air bag supporting plate detent mechanism, described base two ends are respectively arranged with two V-type framves, two V-type framves support rear axle housing two ends, the middle part of described base is provided with can along the mobile vehicle perpendicular to the movement of base length direction, described base is provided with two air bag supporting plate detent mechanisms and two hold-down mechanisms, air bag supporting plate detent mechanism positioning supports air bag bottom plate, hold-down mechanism compresses rear axle housing, Fen Zhong mechanism and levelling gear is provided with in the middle part of described mobile vehicle, Fen Zhong mechanism and levelling gear are arranged up and down, in point, organization establishes is between two leveling heads of levelling gear, Fen Zhong mechanism and levelling gear adjustment rear axle housing position, the top of described mobile vehicle is provided with upper traction bar support detent mechanism, upper traction bar support detent mechanism supporting and location upper traction bar support, described mobile vehicle both sides are provided with air chamber bracket base detent mechanism, air chamber bracket base detent mechanism supporting and location air chamber bracket base.
Further, described hold-down mechanism comprises pressed seat, compressed oil cylinder, compression support and hold-down head, described pressed seat is fixed on base, compressed oil cylinder and pressed seat top are fastenedly connected, compress middle part and the pressed seat upper articulation of support, the piston rod of described compressed oil cylinder is connected with the one end compressing support, and the other end of described compression support is provided with hold-down head, and hold-down head compresses rear axle housing.
Further, described air bag supporting plate detent mechanism comprises frame, supporting plate hoist cylinder, intermediate sleeve, intermediate plate, lower resilient sleeve, universal contiguous block, top board, top cover, upper resilient sleeve, sleeve, connecting key, supporting plate location-plate and supporting plate alignment pin, frame is fixed on base, supporting plate hoist cylinder is provided with in frame, the plunger of supporting plate hoist cylinder is connected with intermediate sleeve, intermediate sleeve apical support intermediate plate, lower resilient sleeve is set with outside intermediate sleeve, lower resilient sleeve upper end and intermediate plate bottom surface are fastenedly connected, lower resilient sleeve lower end and cradle top surface are fastenedly connected, described intermediate plate top middle portion is provided with universal contiguous block, the universal pommel of universal contiguous block is connected with top board bottom surface, top board bottom surface is provided with top cover, resilient sleeve is provided with between top cover lower surface and intermediate plate end face, sleeve is installed in top cover and upper resilient sleeve, and sleeve lower end and intermediate plate are fastenedly connected, the end face of described top board is connected with supporting plate location-plate by connecting key, supporting plate location-plate is provided with supporting plate alignment pin, air bag supporting plate is connected with supporting plate location-plate by supporting plate alignment pin.
Further, described air chamber bracket base detent mechanism comprises back-up block, base oil cylinder, base locating piece and base locating hole, described back-up block and the side of mobile vehicle are fixed, back-up block is fixed with base oil cylinder, the plunger of base oil cylinder is connected with base locating piece bottom surface, described base locating piece is provided with base locating hole, and air chamber bracket base is connected with base locating piece by base locating hole and supporting pin.
Further, described upper traction bar support detent mechanism comprises bearing location-plate, bearing hoist cylinder, cylinder rack, vertical slideway and vertical slide bar, described cylinder rack is fixed on the top of mobile vehicle, cylinder rack is fixed with bearing hoist cylinder, the plunger of bearing hoist cylinder is connected with bearing location-plate, bearing location-plate is connected with vertical slide bar, vertical slide bar is arranged in vertical slideway, bearing location-plate is provided with bearing alignment pin, described bearing location version and the flexible cover of vertical slide bar overcoat between cylinder rack.
Further, described Fen Zhong mechanism comprises a point middle frame, oil cylinder in point, slide bar in point, block in point, divide middle gear, divide middle rack and vertical tooth rack, a point middle oil cylinder is provided with in frame in point, in point, the plunger of oil cylinder is connected with a point middle slide bar, in point, slide bar is installed in point middle sliding sleeve, in point, sliding sleeve is fixed on point middle frame, in point, slide bar upper end is provided with vertical tooth rack, point middle frame of vertical tooth rack both sides is provided with two points of middle gears, vertical tooth rack engages with two points of middle gears, in point, the top of frame is provided with two points of middle racks, two points of middle racks engage with two points of middle gears respectively, the outer end of middle rack is divided to be fixed with a point middle block.
Further, described levelling gear comprises upper and lower two levelling devices and leveling cyclinder, two levelling device structures are identical, comprise leveling bar, leveling gear, leveling tooth bar and leveling lugs, leveling bar lower end is connected with leveling tooth bar, leveling tooth bar is connected with the plunger of leveling cyclinder, leveling cyclinder is connected with mobile vehicle, leveling tooth bar and leveling gear engage each other, leveling gear is arranged in leveling lugs, and the leveling gear of upper and lower two levelling devices is separately positioned on the two ends of connecting rod, the end face of the leveling bar of upper and lower two levelling devices is on same horizontal plane.
The beneficial effects of the utility model are:
1, a set of frock of the utility model can realize the spot welding of rear axle of passenger vehicle shell and air bag supporting plate, upper traction bar support, air chamber bracket base three parts to process, powerful, under the clamping force effect of hydraulic system, can ensure rear axle housing and air bag supporting plate, upper traction bar support, air chamber bracket base blank faying face sturdy as much as possible.Make after welding completes, there is good stressed effect, can effectively avoid because the situations such as the bad weld seam initial failure cracking caused of fitting occur.Meanwhile, the utility model highly versatile, the rear axle housing of the applicable different model of a set of frock, and structure is simple, machining accuracy is high.
2, the utility model sets up technological datum by two V-type framves, realize the support to rear axle housing pipe, in being divided by the main reducing gear installing hole of Fen Zhong mechanism to rear axle housing, thus realize the centralized positioning of rear axle housing blank, effectively can ensure the uniformity after the processing of rear axle housing blank, simultaneously can also Assurance component spot welding accuracy of gauge.
3, hold-down mechanism of the present utility model adopts hydraulic clamp.Upper traction bar support detent mechanism, air chamber bracket base detent mechanism, air bag supporting plate detent mechanism all adopt hydraulic jack to drive, in addition, upper traction bar support detent mechanism, air bag supporting plate detent mechanism are universal floating mechanism, while guarantee hydraulic pressure, can free floating within the specific limits, guarantee that upper traction bar support and air bag supporting plate and axle housing are closely sturdy.
4, the utility model structure is simple, esy to use, safe and reliable, making is simple, be applicable to the requirement of mass production, air bag supporting plate, upper traction bar support, air chamber bracket base three blank parts can be made to fit with rear axle housing blank to greatest extent, for spot welding provides firm support, that improves between each parts is stressed, ensures firm welding.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of hold-down mechanism of the present utility model;
Fig. 3 is the structural representation of air bag supporting plate detent mechanism of the present utility model;
Fig. 4 is the A-A cross-sectional schematic of the utility model Fig. 3;
Fig. 5 is the structural representation of Fen Zhong mechanism of the present utility model;
Fig. 6 is the structural representation of levelling gear of the present utility model;
Fig. 7 is the structural representation of upper traction bar support detent mechanism of the present utility model;
Fig. 8 is using state schematic diagram of the present utility model.
detailed description of the invention:
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As Fig. 1, shown in Fig. 2, a kind of rear axle of passenger vehicle shell spot welding hydraulic tool, comprise base 1, two V-type framves 2, mobile vehicle 3, hold-down mechanism 4, upper traction bar support detent mechanism 5, Fen Zhong mechanism 6, levelling gear 7, air chamber bracket base detent mechanism 8 and air bag supporting plate detent mechanism 9, described base 1 two ends are respectively arranged with two V-type framves 2, two V-type framves 2 support axle housing two ends, the middle part of described base 1 is provided with can along the mobile vehicle 3 perpendicular to the movement of base 1 length direction, described base 1 is provided with two air bag supporting plate detent mechanisms 9 and two hold-down mechanisms 4, air bag supporting plate detent mechanism 9 positioning supports air bag bottom plate, described hold-down mechanism 4 comprises pressed seat 10, compressed oil cylinder 11, compress support 12 and hold-down head 13, described pressed seat 10 is fixed on base 1, compressed oil cylinder 11 and pressed seat 10 top are fastenedly connected, compress middle part and pressed seat 10 upper articulation of support 12, the piston rod of described compressed oil cylinder 11 is connected with the one end compressing support 12, the other end of described compression support 12 is provided with hold-down head 13, hold-down head 13 compresses rear axle housing.Mobile vehicle 3 both sides are provided with air chamber bracket base detent mechanism 8, air chamber bracket base detent mechanism 8 supporting and location air chamber bracket base 1, air chamber bracket base detent mechanism 8 comprises back-up block 28, base oil cylinder 29, base locating piece 30 and base locating hole 31, described back-up block 28 is fixed with the side of mobile vehicle 3, back-up block 28 is fixed with base oil cylinder 29, the plunger of base oil cylinder 29 is connected with base locating piece 30 bottom surface, described base locating piece 30 is provided with base locating hole 31, air chamber bracket base 1 is connected with base locating piece 30 by base locating hole 31 and supporting pin.
As Fig. 3, shown in Fig. 4, air bag supporting plate detent mechanism 9 comprises frame 14, supporting plate hoist cylinder 15, intermediate sleeve 16, intermediate plate 17, lower resilient sleeve 18, universal contiguous block 19, top board 20, top cover 21, upper resilient sleeve 22, sleeve 23, connecting key 24, supporting plate location-plate 25 and supporting plate alignment pin 27, frame 14 is fixed on base 1, supporting plate hoist cylinder 15 is provided with in frame 14, the plunger of supporting plate lifting thoughts is connected with intermediate sleeve 16, intermediate sleeve 16 apical support intermediate plate 17, lower resilient sleeve 18 is set with outside intermediate sleeve 16, lower resilient sleeve 18 upper end and intermediate plate 17 bottom surface are fastenedly connected, lower resilient sleeve 18 lower end and cradle top surface are fastenedly connected, described intermediate plate 17 top middle portion is provided with universal contiguous block 19, the universal pommel of universal contiguous block 19 is connected with top board 20 bottom surface, top board 20 bottom surface is provided with top cover 21, resilient sleeve 22 is provided with between top cover 21 lower surface and intermediate plate 17 end face, sleeve 23 is installed in top cover 21 and upper resilient sleeve 22, and sleeve 23 lower end and intermediate plate 17 are fastenedly connected, the end face of described top board 20 is connected with supporting plate location-plate 25 by connecting key 24, supporting plate location-plate 25 is provided with supporting plate alignment pin 27, air bag supporting plate is connected with supporting plate location-plate 25 by supporting plate alignment pin 27.
As Fig. 1, Fig. 5, shown in Fig. 6, Fen Zhong mechanism 6 and levelling gear 7 is provided with in the middle part of mobile vehicle 3, Fen Zhong mechanism 6 and levelling gear about 7 are arranged, Fen Zhong mechanism 6 is arranged between two leveling heads of levelling gear 7, Fen Zhong mechanism 6 and levelling gear 7 adjust rear axle housing position, Fen Zhong mechanism 6 comprises a point middle frame 38, oil cylinder 39 in point, slide bar 40 in point, block 41 in point, divide middle gear 42, divide middle rack 43 and vertical tooth rack 44, a point middle oil cylinder 39 is provided with in frame 38 in point, in point, the plunger of oil cylinder 39 is connected with a point middle slide bar 40, in point, slide bar 40 is installed in point middle sliding sleeve 26, in point, sliding sleeve 26 is fixed on point middle frame 38, in point, slide bar 40 upper end is provided with vertical tooth rack 44, point middle frame 38 of vertical tooth rack 44 both sides is provided with two points of middle gears 42, vertical tooth rack 44 engages with two points of middle gears 42, in point, the top of frame 38 is provided with two points of middle racks 43, two points of middle racks 43 engage with two points of middle gears 42 respectively, the outer end of middle rack 43 is divided to be fixed with a point middle block 41.Levelling gear 7 comprises upper and lower two levelling devices and leveling cyclinder 45, two levelling device structures are identical, comprise leveling bar 46, leveling gear 47, leveling tooth bar 48 and leveling lugs 49, leveling bar 46 lower end is connected with leveling tooth bar 48, leveling tooth bar 48 is connected with the plunger of leveling cyclinder 45, leveling cyclinder 45 is connected with mobile vehicle 3, leveling tooth bar 48 and leveling gear 47 engage each other, leveling gear 47 is arranged in leveling lugs 49, and the leveling gear 47 of upper and lower two levelling devices is separately positioned on the two ends of connecting rod 50, the end face of the leveling bar 46 of upper and lower two levelling devices is on same horizontal plane.
As Fig. 1, shown in Fig. 7, the top of mobile vehicle 3 is provided with upper traction bar support detent mechanism 5, upper traction bar support detent mechanism 5 supporting and location upper traction bar support, upper traction bar support detent mechanism 5 comprises bearing location-plate 32, bearing hoist cylinder 33, cylinder rack 34, vertical slideway 35 and vertical slide bar 36, described cylinder rack 34 is fixed on the top of mobile vehicle 3, cylinder rack 34 is fixed with bearing hoist cylinder 33, the plunger of bearing hoist cylinder 33 is connected with bearing location-plate 32, bearing location-plate 32 is connected with vertical slide bar 36, vertical slide bar 36 is arranged in vertical slideway 35, bearing location-plate 32 is provided with bearing alignment pin 37, described bearing location version 32 and the flexible cover 51 of vertical slide bar 36 overcoat between cylinder rack 34.
As shown in Figure 8, during use, by the bonnet direction of rear axle housing towards adding workman, the drain oil 52 of rear axle housing vertically downward, the master of rear axle housing subtracts mounting plane 53 towards frock side, by this direction, rear axle housing is put into two V-type framves 2, two V-type framves 2 support the cylinder at rear axle housing two ends respectively, then a point middle oil cylinder 39 is started, in point, the plunger of oil cylinder 39 stretches out, a point middle gear 42 is driven to rotate by vertical tooth rack 44, middle gear 42 is divided to drive a point middle rack 43 to move respectively to the left and right sides, thus drive a point middle block 41 to move left and right, the master dividing middle block 41 to go deep into rear axle housing subtracts in installing hole, by moving left and right of point middle block 41, subtracting in installing hole the master of rear axle housing drives axle housing to move left and right, thus during rear axle housing is divided, realize rear axle housing centralized positioning.
After in point, start leveling cyclinder 45, the plunger of leveling cyclinder 45 stretches out, one of them leveling tooth bar 48 is driven to move up and down, leveling tooth bar 48 drives the leveling gear 47 be meshed with it to rotate, this leveling gear 47 drives another one leveling gear 47 to rotate by connecting rod 50, thus drive is meshed with it, leveling tooth bar 48 moves up and down, thus two leveling bars 46 are moved up and down simultaneously, two leveling bars 46 are in same level, when two leveling bars 46 stretch out simultaneously, subtract installed surface with rear axle housing master to contact, promotion axle housing rotates, contact until two leveling bars 46 all subtract installed surface with rear axle housing master, thus be embodied as rear axle housing leveling.
After leveling, start compressed oil cylinder 11, the piston rod of compressed oil cylinder 11 stretches out, promote to compress support 12 to rotate around the pin joint of itself and pressed seat 10, thus make one end being provided with hold-down head 13 of compression support 12 press to rear axle housing, finally make hold-down head 13 compress rear axle housing, realize the compression of rear axle housing.
After rear axle housing compresses, start upper traction bar support detent mechanism 5, air chamber bracket base detent mechanism 8 and air bag supporting plate detent mechanism 9, the bearing hoist cylinder 33 of upper traction bar support drives bearing location-plate 32 to move down, thus upper traction bar support is pressed to rear axle housing, make rear axle housing and upper traction bar support sturdy, the base oil cylinder 29 of air chamber bracket base detent mechanism 8 starts, and drives base locating piece 30 to move to rear axle housing, thus make air chamber bracket base 1 be adjacent to rear axle housing by plunger, the supporting plate hoist cylinder 15 of air bag supporting plate detent mechanism 9 starts, the plunger of supporting plate hoist cylinder 15 drives intermediate plate 17 to move up by intermediate sleeve 16, promote top board 20 by universal contiguous block 19 again to move up, top board 20 is connected with supporting plate location-plate 25 by connecting key 24, thus drive the air bag supporting plate upwards sturdy rear axle housing be arranged on supporting plate location-plate 25, so far, complete upper traction bar support, the clamping of air bag supporting plate and air chamber bracket base 1 and rear axle housing, finally, carry out spot welding, by upper traction bar support, air bag supporting plate and air chamber bracket base 1 spot weld on rear axle housing blank.
Be noted that, above-described embodiment is unrestricted to the explanation of technical solutions of the utility model, the equivalent replacement of art those of ordinary skill or other amendment made according to prior art, as long as do not exceed thinking and the scope of technical solutions of the utility model, all should be included within the interest field required by the utility model.

Claims (7)

1. a rear axle of passenger vehicle shell spot welding hydraulic tool, it is characterized in that: comprise base (1), two V-type framves (2), mobile vehicle (3), hold-down mechanism (4), upper traction bar support detent mechanism (5), Fen Zhong mechanism (6), levelling gear (7), air chamber bracket base detent mechanism (8) and air bag supporting plate detent mechanism (9), described base (1) two ends are respectively arranged with two V-type framves (2), two V-type framves (2) support rear axle housing two ends, the middle part of described base (1) is provided with can along the mobile vehicle (3) perpendicular to base (1) length direction movement, described base (1) is provided with two air bag supporting plate detent mechanisms (9) and two hold-down mechanisms (4), air bag supporting plate detent mechanism (9) positioning supports air bag bottom plate, hold-down mechanism (4) compresses rear axle housing, described mobile vehicle (3) middle part is provided with Fen Zhong mechanism (6) and levelling gear (7), Fen Zhong mechanism (6) and levelling gear (7) are arranged up and down, Fen Zhong mechanism (6) is arranged between two leveling heads of levelling gear (7), Fen Zhong mechanism (6) and levelling gear (7) adjustment rear axle housing position, the top of described mobile vehicle (3) is provided with upper traction bar support detent mechanism (5), upper traction bar support detent mechanism (5) supporting and location upper traction bar support, described mobile vehicle (3) both sides are provided with air chamber bracket base detent mechanism (8), air chamber bracket base detent mechanism (8) supporting and location air chamber bracket base (1).
2. rear axle of passenger vehicle shell spot welding hydraulic tool according to claim 1, it is characterized in that: described hold-down mechanism (4) comprises pressed seat (10), compressed oil cylinder (11), compress support (12) and hold-down head (13), described pressed seat (10) is fixed on base (1), compressed oil cylinder (11) and pressed seat (10) top are fastenedly connected, compress middle part and pressed seat (10) upper articulation of support (12), the piston rod of described compressed oil cylinder (11) is connected with the one end compressing support (12), the other end of described compression support (12) is provided with hold-down head (13), hold-down head (13) compresses rear axle housing.
3. rear axle of passenger vehicle shell spot welding hydraulic tool according to claim 1, it is characterized in that: described air bag supporting plate detent mechanism (9) comprises frame (14), supporting plate hoist cylinder (15), intermediate sleeve (16), intermediate plate (17), lower resilient sleeve (18), universal contiguous block (19), top board (20), top cover (21), upper resilient sleeve (22), sleeve (23), connecting key (24), supporting plate location-plate (25) and supporting plate alignment pin (27), frame (14) is fixed on base (1), supporting plate hoist cylinder (15) is provided with in frame (14), the plunger of supporting plate hoist cylinder (15) is connected with intermediate sleeve (16), intermediate sleeve (16) apical support intermediate plate (17), lower resilient sleeve (18) is set with outside intermediate sleeve (16), lower resilient sleeve (18) upper end and intermediate plate (17) bottom surface are fastenedly connected, lower resilient sleeve (18) lower end and cradle top surface are fastenedly connected, described intermediate plate (17) top middle portion is provided with universal contiguous block (19), the universal pommel of universal contiguous block (19) is connected with top board (20) bottom surface, top board (20) bottom surface is provided with top cover (21), resilient sleeve (22) is provided with between top cover (21) lower surface and intermediate plate (17) end face, sleeve (23) is installed in top cover (21) and upper resilient sleeve (22), and sleeve (23) lower end and intermediate plate (17) are fastenedly connected, the end face of described top board (20) is connected with supporting plate location-plate (25) by connecting key (24), supporting plate location-plate (25) is provided with supporting plate alignment pin (27), air bag supporting plate is connected with supporting plate location-plate (25) by supporting plate alignment pin (27).
4. rear axle of passenger vehicle shell spot welding hydraulic tool according to claim 1, it is characterized in that: described air chamber bracket base detent mechanism (8) comprises back-up block (28), base oil cylinder (29), base locating piece (30) and base locating hole (31), described back-up block (28) is fixed with the side of mobile vehicle (3), back-up block (28) is fixed with base oil cylinder (29), the plunger of base oil cylinder (29) is connected with base locating piece (30) bottom surface, described base locating piece (30) is provided with base locating hole (31), air chamber bracket base (1) is connected with base locating piece (30) by base locating hole (31) and supporting pin.
5. rear axle of passenger vehicle shell spot welding hydraulic tool according to claim 1, it is characterized in that: described upper traction bar support detent mechanism (5) comprises bearing location-plate (32), bearing hoist cylinder (33), cylinder rack (34), vertical slideway (35) and vertical slide bar (36), described cylinder rack (34) is fixed on the top of mobile vehicle (3), cylinder rack (34) is fixed with bearing hoist cylinder (33), the plunger of bearing hoist cylinder (33) is connected with bearing location-plate (32), bearing location-plate (32) is connected with vertical slide bar (36), vertical slide bar (36) is arranged in vertical slideway (35), bearing location-plate (32) is provided with bearing alignment pin (37), described bearing location-plate (32) and the flexible cover of vertical slide bar (36) overcoat (51) between cylinder rack (34).
6. rear axle of passenger vehicle shell spot welding hydraulic tool according to claim 1, it is characterized in that: described Fen Zhong mechanism (6) comprises a point middle frame (38), oil cylinder (39) in point, slide bar (40) in point, block (41) in point, divide middle gear (42), divide middle rack (43) and vertical tooth rack (44), a point middle oil cylinder (39) is provided with in frame (38) in point, in point, the plunger of oil cylinder (39) is connected with a point middle slide bar (40), in point, slide bar (40) is installed in point middle sliding sleeve (26), in point, sliding sleeve (26) is fixed on point middle frame (38), in point, slide bar (40) upper end is provided with vertical tooth rack (44), point middle frame (38) of vertical tooth rack (44) both sides is provided with two points of middle gears (42), vertical tooth rack (44) engages with two points of middle gears (42), in point, the top of frame (38) is provided with two points of middle racks (43), two points of middle racks (43) are engaged with two points of middle gears (42) respectively, the outer end of middle rack (43) is divided to be fixed with a point middle block (41).
7. rear axle of passenger vehicle shell spot welding hydraulic tool according to claim 1, it is characterized in that: described levelling gear (7) comprises upper and lower two levelling devices and leveling cyclinder (45), two levelling device structures are identical, comprise leveling bar (46), leveling gear (47), leveling tooth bar (48) and leveling lugs (49), leveling bar (46) lower end is connected with leveling tooth bar (48), leveling tooth bar (48) is connected with the plunger of leveling cyclinder (45), leveling cyclinder (45) is connected with mobile vehicle (3), leveling tooth bar (48) and leveling gear (47) engage each other, leveling gear (47) is arranged in leveling lugs (49), and the leveling gear (47) of upper and lower two levelling devices is separately positioned on the two ends of connecting rod (50), the end face of the leveling bar (46) of upper and lower two levelling devices is on same horizontal plane.
CN201520392020.8U 2015-06-09 2015-06-09 Passenger train rear -axle housing hydraulic tool equipment for spot welding Active CN204747866U (en)

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Application Number Priority Date Filing Date Title
CN201520392020.8U CN204747866U (en) 2015-06-09 2015-06-09 Passenger train rear -axle housing hydraulic tool equipment for spot welding

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104889647A (en) * 2015-06-09 2015-09-09 郑州精益达汽车零部件有限公司 Hydraulic tool used for spot welding of passenger vehicle rear-axle housing
CN105499777A (en) * 2016-01-06 2016-04-20 蚌埠市瑞泰汽配制造有限公司 Convex spot welding device for filter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104889647A (en) * 2015-06-09 2015-09-09 郑州精益达汽车零部件有限公司 Hydraulic tool used for spot welding of passenger vehicle rear-axle housing
CN105499777A (en) * 2016-01-06 2016-04-20 蚌埠市瑞泰汽配制造有限公司 Convex spot welding device for filter

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