CN210024205U

CN210024205U - Welding tool for outer cylinder welding assembly of automobile shock absorber

Info

Publication number: CN210024205U
Application number: CN201920583216.3U
Authority: CN
Inventors: 毛敏峰
Original assignee: Zhangjiagang Bonded Zone Yaxin Precision Pipe Making Co Ltd
Current assignee: Zhangjiagang Bonded Zone Yaxin Precision Pipe Making Co Ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-02-07
Anticipated expiration: 2029-04-26

Abstract

The utility model discloses a welding frock of automobile shock absorber urceolus welding assembly, include: spring holder welding frock, bracket welding frock, stabilizer bar support welding frock. The welding tool of the outer cylinder welding assembly of the automobile shock absorber integrates the spring disc welding tool, the bracket welding tool and the stabilizer bar support welding tool, so that the welding positions of the spring disc and the stabilizer bar support on the outer cylinder can be quickly and accurately determined, and the spring disc, the stabilizer bar support and the bracket are not required to be held by hands when being welded on the outer cylinder, so that the welding efficiency and the welding quality of the outer cylinder welding assembly can be greatly improved.

Description

Welding tool for outer cylinder welding assembly of automobile shock absorber

Technical Field

The utility model relates to an automobile manufacturing frock field, concretely relates to a welding frock for welding car shock absorber urceolus welding assembly.

Background

The outer cylinder welding assembly of the automobile shock absorber is generally divided into a left outer cylinder welding assembly and a right outer cylinder welding assembly, wherein the left outer cylinder welding assembly is positioned in the left shock absorber of the automobile, and the right outer cylinder welding assembly is positioned in the right shock absorber of the automobile. The left and right outer cylinder welding assemblies of the automobile shock absorber generally comprise: the outer barrel is sleeved and welded with a spring disc at the rear part of the outer barrel, the front end of the outer barrel is sleeved and welded with a bracket, two sides of the bracket are respectively provided with a connecting plate, the two connecting plates are arranged oppositely and in parallel, a bottom cover is tightly welded in a front end port of the outer barrel, an oil pipe support is welded on one side of the outer barrel, and a stabilizer bar support is welded on the other side of the outer barrel. The oil pipe supports on the left outer cylinder welding assembly and the right outer cylinder welding assembly are welded on the opposite side, and the stabilizer bar supports on the left outer cylinder welding assembly and the right outer cylinder welding assembly are also welded on the opposite side. The welding position of the stabilizer bar support and the spring disc on the outer cylinder is usually determined by a worker through manually drawing a line by a measuring tool, and then the stabilizer bar support and the spring disc are held by the worker to be aligned and placed on the line drawing position for welding. However, the worker manually draws lines to determine the welding position and holds the welding part for welding has the following defects: (1) the welding efficiency is low; (2) manual line drawing cannot accurately determine the welding position; (3) the workman is hand to weld and can increase workman's intensity of labour to can influence welding quality, in addition, the welding part is easy because of the workman does not hold up the steady emergence skew during the welding, leads to welding part welding to incline. After the bracket is tightly sleeved on the outer cylinder through an assembling tool, a worker manually welds the bracket and the outer cylinder to be fixed. The manual welding bracket of workman has welding inefficiency, and welding quality can't obtain the guarantee, and the position that needs the welding has shortcomings such as missing welding.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the welding tool for the outer cylinder welding assembly of the automobile shock absorber can improve the welding efficiency of the outer cylinder welding assembly, can quickly and accurately determine the welding position, and does not need to hold a welding part during welding.

In order to solve the above problem, the utility model discloses the technical scheme who adopts does: welding frock of automobile shock absorber urceolus welding assembly, its characterized in that: the method comprises the following steps: spring holder welding frock, bracket welding frock, stabilizer bar support welding frock, the structure of spring holder welding frock includes: first base, be provided with one on first base and be used for inserting the urceolus lower extreme in the first locating post that supports and fix a position the urceolus, still be provided with the jack-up pole that several that arrange round first locating post are used for jack-up spring holder on first base, enable behind the jack-up pole jack-up spring holder to make the spring holder of suit on the urceolus keep on the welding position that corresponds on the urceolus, still be provided with the erection column on first base, be provided with one on the erection column and be used for inserting to the spring holder on the first locating hole in carry out the first locating rod of fixing a position to the spring holder, still include: the second positioning rod is used for being inserted into a second positioning hole in the spring disc to position the spring disc; the structure of bracket welding frock includes: a second base, on which a second positioning column, a first positioning pin and a positioning frame are arranged, wherein the second positioning column is used for inserting into the tail end of the outer cylinder to position the tail end of the outer cylinder, the first positioning pin is used for inserting into the through hole of the spring disc on the outer cylinder to circumferentially position the outer cylinder through the spring disc, a first positioning plate is arranged on the positioning frame, a supporting plate is arranged at the lower part of the first positioning plate, two limiting clamping grooves which can be used for the two connecting plates of the bracket sleeved on the outer cylinder to be clamped in one to one are arranged on the first positioning plate, a positioning groove for the outer cylinder to be clamped and positioned is arranged on the supporting plate, a first magnet for sucking the outer cylinder is arranged at the bottom of the positioning groove, after the upper part of the outer cylinder is clamped and positioned in the positioning groove, a bracket on the outer cylinder can be placed on the supporting plate, two connecting plates on the bracket can be respectively inserted into the corresponding limiting clamping grooves one by one; stabilizer bar support welding frock's structure includes: a third base, a rear positioning seat is arranged at the rear part of the third base, a rotatable rear positioning shaft installed through a bearing is arranged on the rear positioning seat, a rear positioning top head used for inserting the rear end of the outer cylinder to position the rear end of the outer cylinder is arranged at the front end of the rear positioning shaft, a front positioning seat is arranged at the front part of the third base, a rotatable hollow driving shaft installed through a bearing and a rotary driving device used for driving the hollow driving shaft to rotate are arranged on the front positioning seat, a driving connecting plate is arranged at the rear end of the hollow driving shaft, a degree rotary positioning block which is eccentric to the hollow driving shaft and is used for being inserted between two connecting plates of a bracket on the outer cylinder is arranged on the driving connecting plate, a push rod driven by the push driving device to move back and forth is also penetrated in the hollow driving shaft, and a front top head used for pushing a bottom cover in the front end of the outer cylinder is arranged, be provided with a support column and a grudging post that is used for supporting the urceolus at the middle part of third base, be provided with a V-arrangement groove that is used for advancing line location to the urceolus at the top of support column, be provided with a lifter plate and can drive the lifter plate drive arrangement that the lifter plate reciprocated on the grudging post, be provided with a second locating plate on the lifter plate, a translation board and can drive the translation board drive arrangement that removes about the translation board, be provided with on the second locating plate and supply stabilizer bar support upper portion card to go into the positioning groove who advances line location to the stabilizer bar support, be provided with the second magnet that is used for attracting the stabilizer bar support among the positioning groove, be provided with on the translation board and be used for inserting the second locating pin that advances line location to the.

Further, welding frock of aforementioned automobile shock absorber urceolus welding assembly, wherein: the mounting structure between jack-up pole and the first base does: the first base is provided with a threaded column with internal threads, the bottom of the jacking rod is provided with external threads, so that the jacking rod can be screwed into the threaded column, and the jacking rod is also provided with a first force applying block for rotating the jacking rod.

Further, welding frock of aforementioned automobile shock absorber urceolus welding assembly, wherein: the mounting structure between first locating lever and the erection column does: the first locating rod is arranged on the adjusting plate, a strip hole is formed in the adjusting plate, a mounting hole with internal threads is formed in the mounting column, and the adjusting plate can be locked at the top end of the mounting column after a bolt penetrates through the strip hole and is screwed into the mounting hole.

Further, welding frock of aforementioned automobile shock absorber urceolus welding assembly, wherein: a rotating disk which can drive the first base to rotate together is arranged below the first base.

Further, welding frock of aforementioned automobile shock absorber urceolus welding assembly, wherein: the mounting structure between first locating pin and the second base does: the second base is provided with a threaded pipe with internal threads, the bottom of the first positioning pin is provided with external threads, so that the first positioning pin can be screwed into the threaded pipe, and the first positioning pin is also provided with a second force applying block for rotating the first positioning pin.

Further, welding frock of aforementioned automobile shock absorber urceolus welding assembly, wherein: the mounting structure between first locating plate and the locating rack does: the positioning frame is provided with a guide groove, a guide block which can be inserted into the guide groove is arranged on the first positioning plate, the guide groove can guide the first positioning plate up and down through the guide block, the positioning frames on two sides of the guide groove are respectively provided with a strip-shaped through hole which has the same trend with the guide groove, the first positioning plate is respectively provided with two locking threaded holes which are in one-to-one correspondence with the two strip-shaped through holes, and two bolts respectively penetrate through the two strip-shaped through holes and can lock the first positioning plate on the positioning frame after being screwed into the corresponding locking threaded holes.

Further, welding frock of aforementioned automobile shock absorber urceolus welding assembly, wherein: two sides of the first positioning plate are respectively provided with a ball plunger, and the two ball plungers can clamp and position two connecting plates on the clamped bracket.

Further, welding frock of aforementioned automobile shock absorber urceolus welding assembly, wherein: the degree of rotation locating piece, all be provided with one on the lower surface and hold the recess, be provided with the spring hole that communicates two and hold the recess between two and hold the recess, be provided with the spring in the spring hole, all be provided with a spring board in two hold the recess, the spring is located between two spring boards, make two spring boards can outwards bulge the holding groove at place respectively under the top push effect of spring, all be provided with one in the holding groove of every spring board both sides and press the pressure board that prevents the spring board and popped out holding groove to the spring board side.

Further, welding frock of aforementioned automobile shock absorber urceolus welding assembly, wherein: a bottom plate with adjustable front and back positions is arranged on a third base, a detachable first positioning block is arranged on one side of the front side and the back side of the bottom plate, a detachable second positioning block is arranged on the other side of the bottom plate, an installation plate is arranged on the bottom plate between the first positioning block and the second positioning block, a support column and a vertical frame are arranged on the installation plate, a clamping block is arranged on the first positioning block, a limiting clamping groove used for clamping with the clamping block so as to position the installation plate left and right is arranged on the installation plate, a push block is arranged on the bottom plate between the installation plate and the second positioning block, two opposite side surfaces between the push block and the second positioning block are obliquely arranged to form a wedge-shaped groove, a wedge block matched with the wedge-shaped groove is arranged between the push block and the second positioning block, a press bolt penetrates through the wedge block to be in threaded connection with the bottom plate, and, so that the mounting plate is abutted against the first positioning block.

Further, welding frock of aforementioned automobile shock absorber urceolus welding assembly, wherein: the structure of the rotation driving device is as follows: the front end of the hollow driving shaft is sleeved with a first bevel gear, and the first bevel gear is in meshing transmission with a second bevel gear driven by a motor.

The utility model has the advantages that: welding frock of automobile shock absorber urceolus welding assembly has assembled spring disc welding frock, bracket welding frock, stabilizer bar support welding frock for the welding position of spring disc, stabilizer bar support on the urceolus can be quick accurate definite, and make spring disc, stabilizer bar support, bracket need not to hand when welding on the urceolus, thereby can improve the welding efficiency and the welding quality of urceolus welding assembly greatly.

Drawings

Fig. 1 is the utility model discloses a spring holder welding frock's structural schematic.

Fig. 2 is a usage status diagram of the spring holder welding tool of the present invention.

Fig. 3 is a schematic structural view of the bracket welding tool of the present invention.

Fig. 4 is a use state diagram of the bracket welding tool of the present invention.

Fig. 5 is a schematic structural view of a stabilizer bar support welding tool of the present invention.

Fig. 6 is a schematic view of a sectional structure of a stabilizer bar support welding tool of the present invention.

Fig. 7 is a use state diagram of stabilizer bar leg welding frock.

Fig. 8 is a schematic structural view of the right outer cylinder welding assembly of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings.

Welding frock of automobile shock absorber urceolus welding assembly includes: the device comprises a spring disc welding tool, a bracket welding tool and a stabilizer bar support welding tool; the structure of the right outer cylinder welding assembly is shown in FIG. 8;

as shown in fig. 1 and 2, the spring holder welding tool includes: the first base 71 is provided with a first positioning column 72 which is used for being inserted into the lower end of the outer cylinder 9 to support and position the outer cylinder 9, and the first positioning column 72 is locked on the first base 71 through screws, so that the first positioning columns 72 with different sizes can be conveniently replaced; four jacking rods 73 arranged around the first positioning posts 72 for jacking the spring disc 92 are further arranged on the first base 71, because the lower surface of the spring disc 92 is uneven, the four jacking rods 73 respectively jack up the lower surface of the spring disc 92 at different heights, in addition, the head of each jacking rod 73 is provided with a pointed head, the arrangement is that the head can accurately jack up the corresponding position of the spring disc 92, after the jacking rods 73 jack up the spring disc 92, the spring disc 92 sleeved on the outer cylinder 9 can be kept on the corresponding welding position on the outer cylinder 9, the first base 71 is further provided with mounting posts 74, the mounting posts 74 are provided with a first positioning rod 741 for inserting into a first positioning hole 921 on the spring disc 92 to position the spring disc 92, and the method further comprises: in the second positioning rod 742 for inserting into the second positioning hole 922 of the spring holder 92 to position the spring holder 92, in the present embodiment, the second positioning rod 742 is disposed relatively close to one of the jack-up levers 73, and therefore the second positioning rod 742 is fixed to the adjacent jack-up lever 73.

In the present embodiment, the mounting structure between the jack-up rod 73 and the first base 71 is: a threaded post 711 with an internal thread is provided on the first base 71, an external thread is provided on the bottom of the knock-up lever 73 so that the knock-up lever 73 can be screwed into the threaded post 711, a first force application block 731 for rotating the knock-up lever 73 is further provided on the knock-up lever 73, and the wrench can rotate the knock-up lever 73 by twisting the first force application block 731. This is provided to enable the height of each jacking rod 73, and thus the height of the spring holder 92 being jacked by the jacking rod, to be adjusted.

A lock nut 732 is screwed to each of the jack-up rods 73 to abut against the screw post 711. The lock nut 732 is rotated and moved downward to abut against the threaded post 711, thereby locking the jack-up rod 73 and preventing the jack-up rod 73 from rotating.

The mounting structure between the first positioning rod 741 and the mounting post 74 is: the first positioning rod 741 is disposed on the adjusting plate 743, a long hole 744 is disposed on the adjusting plate 743, a mounting hole with internal threads is disposed on the mounting post 74, and the adjusting plate 743 can be locked to the top end of the mounting post 74 after a bolt passes through the long hole 744 and is screwed into the mounting hole. This is provided to facilitate adjustment of the position of the first positioning rod 741 to accommodate spring holders 92 of different specifications.

A rotary plate 75 is provided below the first base 71 to rotate together with the first base 71. This is provided for more convenient welding, and a worker can weld different positions on the spring holder 92 by manually driving the rotating disc 75 to rotate, so that the worker does not need to walk around the first base 71; if a welding robot is used for welding, the rotary disk 75 can be rotated in accordance with the welding step of the robot by the driving means.

In operation, the outer cylinder 9 is vertically placed on the first base 71, the first positioning column 72 is inserted into the lower end of the outer cylinder 9 to position the outer cylinder 9, the spring disc 92 is sleeved on the outer cylinder 9, the spring disc 92 is jacked up by the jacking rods 73, the first positioning rods 741 are inserted into the first positioning holes 921 of the spring disc 92, the second positioning rods 742 are inserted into the second positioning holes 922 of the spring disc 92, the spring disc 92 is kept at the corresponding welding position on the outer cylinder 9, and then the spring disc 92 is welded by a worker or a welding manipulator, so that the spring disc 92 and the outer cylinder 9 are fixed.

As shown in fig. 3 and 4, the bracket welding tool includes: a second base 81, a second positioning column 82, a first positioning pin 83 and a positioning frame 84 are arranged on the second base 81, the second positioning column 82 is used for inserting the tail end of the outer cylinder 9 to position the tail end of the outer cylinder 9, the first positioning pin 83 is used for inserting into a through hole of a spring disc 92 on the outer cylinder 9 to circumferentially position the outer cylinder 9 through the spring disc 92, a first positioning plate 85 is arranged on the positioning frame 84, a supporting plate 86 is arranged at the lower part of the first positioning plate 85, two limiting clamping grooves 851 into which two connecting plates 911 of a bracket 91 sleeved on the outer cylinder 9 can be clamped one by one is arranged on the first positioning plate 85, a positioning groove 861 for clamping the outer cylinder 9 to position the outer cylinder 9 is arranged on the supporting plate 86, a first magnet 862 for sucking the outer cylinder 9 is arranged at the bottom of the positioning groove 861, after the upper part of the outer cylinder 9 is clamped into the positioning groove 861, the bracket 91 on the outer cylinder 9 can be placed on the, and the two connection plates 911 on the bracket 91 can be inserted into the corresponding restriction card slots 851 one by one, respectively.

In this embodiment, the mounting structure between the first positioning pin 83 and the second base 81 is: a threaded pipe 831 having an internal thread is provided on the second base 81, an external thread is provided on the bottom of the first aligning pin 83 so that the first aligning pin 83 can be screwed into the threaded pipe 831, and a second force application block 832 for rotating the first aligning pin 83 is further provided on the first aligning pin 83. The height of the first positioning pin 83 can be adjusted by clamping the second force applying block 832 by a wrench to drive the first positioning pin 83 to rotate, so that the first positioning pin 83 can be inserted into the through holes of the spring holders 92 with different heights.

The mounting structure between the first positioning plate 85 and the positioning frame 84 is: be provided with guide way 841 on locating rack 84, be provided with the guide block 842 that can insert to guide way 841 on first locating plate 85, guide way 841 can lead to first locating plate 85 from top to bottom through guide block 842, be provided with one respectively on the locating rack 84 of guide way 841 both sides and move towards the same rectangular shape through-hole 843 with guide way 841, be provided with two respectively on first locating plate 85 and two rectangular shape through-hole 843 one-to-one locking screw hole, two bolts can lock first locating plate 85 on locating rack 84 after passing two rectangular shape through-holes 843 and screw in the corresponding locking screw hole respectively. The height of the first positioning plate 85 can be adjusted through the arrangement, so that the outer barrel 9 with different lengths can be adapted.

The first positioning plate 85 is further provided with a guide channel 852 capable of guiding the two connection plates 911 of the bracket 91 to be inserted into the respective restricting card slots 851.

Two sides of the first positioning plate 85 are respectively in threaded connection with a ball plunger 853, and the two ball plungers 853 can clamp and position two connecting plates 911 on the clamped bracket 91. The ball plunger 853 is a commercially available clip, and the ball on the ball plunger 853 is pressed to compress the internal spring and contract inward.

Before welding the bracket 91, firstly, the bracket 91 needs to be tightly sleeved on the top end of the outer cylinder 9, and the spring disc 92 needs to be welded on the outer cylinder 9; then, the outer cylinder 9 is clamped into the positioning slot 861, the bracket 91 fixedly sleeved on the outer cylinder 9 is placed on the supporting plate 86, the two connecting plates 911 on the bracket 91 are respectively inserted into the corresponding limiting clamping slots 851 in a one-to-one manner, the second positioning columns 82 are inserted into the tail end of the outer cylinder 9, the first positioning pins 83 are inserted into the through holes of the spring disc 92 on the outer cylinder 9, so that the outer cylinder 9 can be positioned, and then the bracket 91 on the outer cylinder 9 is welded manually or by a welding manipulator.

As shown in fig. 5, 6, and 7, the stabilizer bar bracket welding tool includes: a third base 1, a rear positioning seat 2 is arranged at the rear part of the third base 1, a rotatable rear positioning shaft 21 arranged through a bearing is arranged at the top of the rear positioning seat 2, a rear positioning top head 22 for inserting the rear end of the outer cylinder 9 to position the rear end of the outer cylinder 9 is arranged at the front end of the rear positioning shaft 21, a front positioning seat 3 is arranged at the front part of the third base 1, a rotatable hollow driving shaft 31 arranged through a bearing and a rotary driving device for driving the hollow driving shaft 31 to rotate are arranged at the top of the front positioning seat 3, a driving connecting plate 32 is arranged at the rear end of the hollow driving shaft 31, a degree rotary positioning block 33 which is eccentric to the hollow driving shaft 31 and is used for being inserted between two connecting plates 911 of a bracket 91 on the outer cylinder is arranged on the driving connecting plate 32, a mandril 34 which is driven by a pushing driving device 341 to move back and forth is arranged in the hollow driving shaft 31, in this embodiment, the pushing driving device 341 is a cylinder; a front top head 35 for pushing a bottom cover in the front end of the outer cylinder 9 is arranged at the rear end of the ejector rod 34, in the embodiment, a plane bearing 313 is arranged on the head part of the front top head 35, and the plane bearing 313 can prevent the bottom cover from driving the front top head 35 to rotate; a supporting column 11 and a vertical frame 4 for supporting the outer cylinder 9 are arranged in the middle of the third base 1, a V-shaped groove 12 for positioning the outer cylinder 9 is arranged at the top of the supporting column 11, a lifting plate 41 and a lifting plate driving device 411 capable of driving the lifting plate 41 to move up and down are arranged on the vertical frame 4, a second positioning plate 42, a translation plate 43 and a translation plate driving device 431 capable of driving the translation plate 43 to move left and right are arranged on the lifting plate 41, and in the embodiment, the lifting plate driving device 411 and the translation plate driving device 431 are both cylinders; the second positioning plate 42 is provided with a positioning slot 44 for clamping the upper part of the stabilizer bar support 93 to position the stabilizer bar support 93, the positioning slot 44 is internally provided with a second magnet 45 for sucking the stabilizer bar support 93, the translation plate 43 is provided with a second positioning pin 46 for inserting into a through hole on the stabilizer bar support 93 to position the stabilizer bar support 93, the stabilizer bar support 93 is arranged in the positioning slot 44 and is sucked by the second magnet 45, the translation plate 43 moves towards the second positioning plate 42 under the driving of the translation plate driving device 431, the second positioning pin 46 on the translation plate 43 can be inserted into the through hole on the stabilizer bar support 93, and thus the stabilizer bar support 93 can be prevented from falling.

In this embodiment, the upper and lower surfaces of the degree rotation positioning block 33 are respectively provided with an accommodating recess 331, two spring holes 332 communicating the two accommodating recesses 331 are disposed between the two accommodating recesses 331, each spring hole 332 is provided with a spring 333, each spring plate 334 is disposed in each accommodating recess 331, the two springs 333 are disposed between the two spring plates 334, so that the two spring plates 334 can respectively protrude out of the accommodating recess 331 under the urging action of the spring 333, each accommodating recess 331 on both sides of each spring plate 334 is provided with a pressing plate 335 capable of pressing the side edge of the spring plate 334 to prevent the spring plate 334 from being ejected out of the accommodating recess 331, and the pressing plate 335 is fixed by screws. Since the distance between the two connecting plates 911 of the bracket 91 on each outer cylinder has a certain deviation, the width of the degree rotation positioning block 33 is set to be a small point in order to insert the degree rotation positioning block 33, but an excessive gap may exist between the degree rotation positioning block 33 and the connecting plates, and the excessive gap may cause a large deviation in the angle at which the degree rotation positioning block 33 drives the outer cylinder 9 to rotate and fail to meet the requirement, so the gap is filled by providing two compressible spring plates 334 on the degree rotation positioning block 33, so that the outer cylinder 9 can rotate to the position under the driving of the degree rotation positioning block 33.

In this embodiment, a bottom plate 13 capable of adjusting the front and rear positions is mounted on the third base 1, the front and rear positions of the bottom plate 13 are adjusted by the engagement of elongated holes formed in the bottom plate 13 and threaded holes formed in the third base 1, a detachable first positioning block 14 is disposed on the front side of the bottom plate 13, a detachable second positioning block 15 is disposed on the rear side of the bottom plate 13, the first and second positioning blocks 14, 15 are both locked to the bottom plate 13 by screws, a mounting plate 16 is disposed on the bottom plate 13 between the first and second positioning blocks 14, 15, the support post 11 and the stand 4 are mounted on the mounting plate 16, the support post 11 is mounted on the mounting plate 16 by the engagement of the elongated holes formed in the support post and the threaded holes formed in the mounting plate 16, the front and rear positions of the support post 11 are adjustable, a latch 141 is disposed on the first positioning block 14, a limit latch 161 for engaging with the latch 141 to position the mounting plate, a pushing block 17 is arranged on the bottom plate 13 between the mounting plate 16 and the second positioning block 15, two opposite side surfaces between the pushing block 17 and the second positioning block 15 are obliquely arranged to form a wedge-shaped groove, a wedge block 18 matched with the wedge-shaped groove is arranged between the pushing block 17 and the second positioning block 15, a pressing bolt 19 penetrates through the wedge block 18 to be in threaded connection with the bottom plate 13, and after the wedge block 18 is pressed downwards by rotating the pressing bolt 19, the pushing block 17 is driven by the wedge block 18 to push the mounting plate 16, so that the mounting plate 16 is abutted against the first positioning block 14. This arrangement enables the mounting plate 16 to be easily replaced.

The third base 1 is provided with a lower positioning long groove 5 running back and forth, a positioning strip 51 is arranged in the lower positioning long groove 5, an upper positioning long groove 52 running back and forth is arranged on the lower surface of the bottom plate 13, the bottom plate 13 can be clamped into the upper positioning long groove 52 through the positioning strip 51 for left and right positioning, and the positioning strip 51 can be taken out when not in use.

The mounting plate 16 is formed by splicing and fixing the main plate 162 and the auxiliary plate 53, the supporting column 11 and the stand 4 are mounted on the main plate 162, and the limiting clamping groove 161 is located on the auxiliary plate 53. Since the limiting clamping groove 161 is easily worn, the limiting clamping groove 161 is arranged on the subplate 53 with a small area; the sub-board 53 and the main board 162 are assembled and positioned by being respectively clamped by a clamping groove and a clamping edge arranged on the sub-board 53, in this embodiment, the clamping groove is arranged on the main board 162, the clamping edge is arranged on the sub-board 53, and the sub-board 53 is locked with the main board 162 by screws.

In this embodiment, the structure of the rotation driving device is: the front end of the hollow driving shaft 31 is sleeved with a first bevel gear 311, and the first bevel gear 311 is in meshing transmission with a second bevel gear 312 driven by a servo motor.

The mounting structure between the rear positioning shaft 21 and the rear positioning plug 22 is as follows: a connecting sleeve 61 is arranged at the front end of the rear positioning shaft 21, a plug 62 inserted into the connecting sleeve 61 is arranged at the rear end of the rear positioning plug 22, an annular anti-falling groove 63 is arranged on the plug 62, and a mounting bolt 64 capable of being inserted into the annular anti-falling groove 63 is connected to the connecting sleeve 61 in a threaded manner. This is provided to facilitate replacement of the rear locating boss 22, which is subject to wear.

Before welding the stabilizer bar support 93, the bracket 91 and the bottom cover 94 are usually welded on the outer cylinder 9, during operation, firstly, the positions of components on a welding tool are adjusted according to the welding position of the stabilizer bar support 93 to be welded on the outer cylinder 9, then the outer cylinder 9 is placed in the V-shaped groove 12 of the support post 11, the degree rotation positioning block 33 which rotates to the bottom is inserted between two connecting plates 911 on the bracket 91, then the outer cylinder 9 is moved, the rear positioning top head 22 is inserted into the rear end of the outer cylinder 9 to position the rear end of the outer cylinder 9, then the pushing driving device 341 drives the ejector rod 34 to extend backwards, so that the front top head 35 is abutted against the bottom cover at the front end of the outer cylinder 9, and then the degree rotation positioning block 33 is driven to rotate the outer cylinder 9 in the corresponding direction according to the left and right parts of the outer cylinder welding assembly, so that the outer cylinder 9 rotates; stabilizer bar support 93 is installed in advance on second locating plate 42, waits that urceolus 9 rotates to the position after, stabilizer bar support 93 descends to leaning on with urceolus 9 in the drive of lifter plate 41 for stabilizer bar support 93 is located on the welding position that corresponds on urceolus 9, then is welded stabilizer bar support 93 by the workman.

The axial position where the stabilizer bar bracket 93 is welded to the outer cylinder 9 is determined by the position of the second positioning plate 42, the circumferential position where the stabilizer bar bracket 93 is welded to the outer cylinder 9 is determined by the angle by which the outer cylinder 9 is rotated by rotating the positioning block 33 in degrees, and the position of the second positioning plate 42 and the angle by which the outer cylinder 9 needs to be rotated are both preset according to the welding position of the stabilizer bar bracket 93 on the drawing.

Claims

1. Welding frock of automobile shock absorber urceolus welding assembly, its characterized in that: the method comprises the following steps: spring holder welding frock, bracket welding frock, stabilizer bar support welding frock, the structure of spring holder welding frock includes: first base, be provided with one on first base and be used for inserting the urceolus lower extreme in the first locating post that supports and fix a position the urceolus, still be provided with the jack-up pole that several that arrange round first locating post are used for jack-up spring holder on first base, enable behind the jack-up pole jack-up spring holder to make the spring holder of suit on the urceolus keep on the welding position that corresponds on the urceolus, still be provided with the erection column on first base, be provided with one on the erection column and be used for inserting to the spring holder on the first locating hole in carry out the first locating rod of fixing a position to the spring holder, still include: the second positioning rod is used for being inserted into a second positioning hole in the spring disc to position the spring disc; the structure of bracket welding frock includes: a second base, on which a second positioning column, a first positioning pin and a positioning frame are arranged, wherein the second positioning column is used for inserting into the tail end of the outer cylinder to position the tail end of the outer cylinder, the first positioning pin is used for inserting into the through hole of the spring disc on the outer cylinder to circumferentially position the outer cylinder through the spring disc, a first positioning plate is arranged on the positioning frame, a supporting plate is arranged at the lower part of the first positioning plate, two limiting clamping grooves which can be used for the two connecting plates of the bracket sleeved on the outer cylinder to be clamped in one to one are arranged on the first positioning plate, a positioning groove for the outer cylinder to be clamped and positioned is arranged on the supporting plate, a first magnet for sucking the outer cylinder is arranged at the bottom of the positioning groove, after the upper part of the outer cylinder is clamped and positioned in the positioning groove, a bracket on the outer cylinder can be placed on the supporting plate, two connecting plates on the bracket can be respectively inserted into the corresponding limiting clamping grooves one by one; stabilizer bar support welding frock's structure includes: a third base, a rear positioning seat is arranged at the rear part of the third base, a rotatable rear positioning shaft installed through a bearing is arranged on the rear positioning seat, a rear positioning top head used for inserting the rear end of the outer cylinder to position the rear end of the outer cylinder is arranged at the front end of the rear positioning shaft, a front positioning seat is arranged at the front part of the third base, a rotatable hollow driving shaft installed through a bearing and a rotary driving device used for driving the hollow driving shaft to rotate are arranged on the front positioning seat, a driving connecting plate is arranged at the rear end of the hollow driving shaft, a degree rotary positioning block which is eccentric to the hollow driving shaft and is used for being inserted between two connecting plates of a bracket on the outer cylinder is arranged on the driving connecting plate, a push rod driven by the push driving device to move back and forth is also penetrated in the hollow driving shaft, and a front top head used for pushing a bottom cover in the front end of the outer cylinder is arranged, be provided with a support column and a grudging post that is used for supporting the urceolus at the middle part of third base, be provided with a V-arrangement groove that is used for advancing line location to the urceolus at the top of support column, be provided with a lifter plate and can drive the lifter plate drive arrangement that the lifter plate reciprocated on the grudging post, be provided with a second locating plate on the lifter plate, a translation board and can drive the translation board drive arrangement that removes about the translation board, be provided with on the second locating plate and supply stabilizer bar support upper portion card to go into the positioning groove who advances line location to the stabilizer bar support, be provided with the second magnet that is used for attracting the stabilizer bar support among the positioning groove, be provided with on the translation board and be used for inserting the second locating pin that advances line location to the.

2. The welding tool of the outer cylinder welding assembly of the automobile shock absorber according to claim 1, characterized in that: the mounting structure between jack-up pole and the first base does: the first base is provided with a threaded column with internal threads, the bottom of the jacking rod is provided with external threads, so that the jacking rod can be screwed into the threaded column, and the jacking rod is also provided with a first force applying block for rotating the jacking rod.

3. The welding tool of the outer cylinder welding assembly of the automobile shock absorber according to claim 1, characterized in that: the mounting structure between first locating lever and the erection column does: the first locating rod is arranged on the adjusting plate, a strip hole is formed in the adjusting plate, a mounting hole with internal threads is formed in the mounting column, and the adjusting plate can be locked at the top end of the mounting column after a bolt penetrates through the strip hole and is screwed into the mounting hole.

4. The welding tool of the outer cylinder welding assembly of the automobile shock absorber according to claim 1, characterized in that: a rotating disk which can drive the first base to rotate together is arranged below the first base.

5. The welding tool of the outer cylinder welding assembly of the automobile shock absorber according to claim 1, characterized in that: the mounting structure between first locating pin and the second base does: the second base is provided with a threaded pipe with internal threads, the bottom of the first positioning pin is provided with external threads, so that the first positioning pin can be screwed into the threaded pipe, and the first positioning pin is also provided with a second force applying block for rotating the first positioning pin.

6. The welding tool of the outer cylinder welding assembly of the automobile shock absorber according to claim 1, characterized in that: the mounting structure between first locating plate and the locating rack does: the positioning frame is provided with a guide groove, a guide block which can be inserted into the guide groove is arranged on the first positioning plate, the guide groove can guide the first positioning plate up and down through the guide block, the positioning frames on two sides of the guide groove are respectively provided with a strip-shaped through hole which has the same trend with the guide groove, the first positioning plate is respectively provided with two locking threaded holes which are in one-to-one correspondence with the two strip-shaped through holes, and two bolts respectively penetrate through the two strip-shaped through holes and can lock the first positioning plate on the positioning frame after being screwed into the corresponding locking threaded holes.

7. The welding tool of the outer cylinder welding assembly of the automobile shock absorber according to claim 1, characterized in that: two sides of the first positioning plate are respectively provided with a ball plunger, and the two ball plungers can clamp and position two connecting plates on the clamped bracket.

8. The welding tool of the outer cylinder welding assembly of the automobile shock absorber according to claim 1, characterized in that: the degree of rotation locating piece, all be provided with one on the lower surface and hold the recess, be provided with the spring hole that communicates two and hold the recess between two and hold the recess, be provided with the spring in the spring hole, all be provided with a spring board in two hold the recess, the spring is located between two spring boards, make two spring boards can outwards bulge the holding groove at place respectively under the top push effect of spring, all be provided with one in the holding groove of every spring board both sides and press the pressure board that prevents the spring board and popped out holding groove to the spring board side.

9. The welding tool of the outer cylinder welding assembly of the automobile shock absorber according to claim 1, characterized in that: a bottom plate with adjustable front and back positions is arranged on a third base, a detachable first positioning block is arranged on one side of the front side and the back side of the bottom plate, a detachable second positioning block is arranged on the other side of the bottom plate, an installation plate is arranged on the bottom plate between the first positioning block and the second positioning block, a support column and a vertical frame are arranged on the installation plate, a clamping block is arranged on the first positioning block, a limiting clamping groove used for clamping with the clamping block so as to position the installation plate left and right is arranged on the installation plate, a push block is arranged on the bottom plate between the installation plate and the second positioning block, two opposite side surfaces between the push block and the second positioning block are obliquely arranged to form a wedge-shaped groove, a wedge block matched with the wedge-shaped groove is arranged between the push block and the second positioning block, a press bolt penetrates through the wedge block to be in threaded connection with the bottom plate, and, so that the mounting plate is abutted against the first positioning block.

10. The welding tool of the outer cylinder welding assembly of the automobile shock absorber according to claim 1, characterized in that: the structure of the rotation driving device is as follows: the front end of the hollow driving shaft is sleeved with a first bevel gear, and the first bevel gear is in meshing transmission with a second bevel gear driven by a motor.