CN207358458U - One kind welding detent mechanism - Google Patents
One kind welding detent mechanism Download PDFInfo
- Publication number
- CN207358458U CN207358458U CN201721421628.4U CN201721421628U CN207358458U CN 207358458 U CN207358458 U CN 207358458U CN 201721421628 U CN201721421628 U CN 201721421628U CN 207358458 U CN207358458 U CN 207358458U
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- Prior art keywords
- middle pipe
- fork
- workbench
- detent mechanism
- upper fork
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Abstract
Welding technology field is the utility model is related to, specifically discloses a kind of welding detent mechanism, including：Workbench, five logical fixing devices, hook pawl clamping device and middle pipe fixed plate.Five logical fixing devices are set on the table；Pawl clamping device is hooked to be slidably connected with workbench, can be closer or far from five logical fixing devices；Middle pipe fixed plate is rotatablely connected with workbench, and middle pipe fixed plate slidably connects middle pipe fixing device and upper fork support device, and middle pipe fixing device, which is used to fix middle pipe, is held in Five-way tube, and upper fork support device is used to support fork.By five logical fixing devices to Five-way tube stationary positioned, middle pipe fixing device centering pipe stationary positioned, hook pawl clamping device to lower fork stationary positioned, hook pawl clamping device and upper fork support device jointly to upper fork stationary positioned, to carrying out spot welding after the positioning of each part, the device makes vehicle frame be welded again after once assembling positioning, shaping need to be once only assembled, is not in the welding deviation that multiple assembling positioning occurs.
Description
Technical field
It the utility model is related to welding technology field, more particularly to a kind of welding detent mechanism.
Background technology
Bicycle obtained very extensive use as a kind of vehicles within some time in past.Three foot of bicycle
Frame is the skeleton of whole bicycle, is linked together by middle pipe, upper fork and lower fork by welding procedure.Pass through in welding process
Welding detent mechanism is positioned and welded to tripod.
Existing welding detent mechanism is typically that first two parts are positioned and welded respectively, is further carried out
Assembling and welding, it is necessary to be positioned again in further assembling and welding process, assembling process is cumbersome, welding positioning
Mechanism is complicated, and multiple bearing is easy to cause welding position and deviation occurs.
Therefore, there is an urgent need for one kind welding detent mechanism to solve above-mentioned technical problem.
Utility model content
The purpose of this utility model is that proposing a kind of welding detent mechanism, existing welding detent mechanism car can be solved
Frame assembling process it is cumbersome and it is easy occur welding deviation the problem of.
For this purpose, the utility model uses following technical scheme：
One kind welding detent mechanism, including：
Workbench；
Five logical fixing devices, it is arranged on the workbench, for fixing Five-way tube；
Pawl clamping device is hooked, it is slidably connected with the workbench, can be closer or far from described five logical fixing devices, institute
State and hook one end that pawl clamping device is used to clamp lower fork；
Middle pipe fixed plate, it is rotatablely connected with the workbench, and the middle pipe fixed plate slidably connects middle pipe and fixes dress
Put and upper fork support device, the middle pipe fixing device are used to middle pipe fixation being held in the Five-way tube, the upper fork support
Device is used to support fork.
It is tight to Five-way tube stationary positioned, middle pipe fixing device centering pipe stationary positioned, hook claw clip by five logical fixing devices
Device jointly to upper fork stationary positioned, determines each part lower fork stationary positioned, hook pawl clamping device and upper fork support device
Spot welding is carried out after position, which makes vehicle frame be welded again after once assembling positioning, only need to once assemble shaping, no
The welding deviation that repeatedly assembling positioning occurs occurs.
Preferably, the middle pipe fixing device includes the first driving means being slidably connected with the middle pipe fixed plate, institute
The output terminal for stating first driving means is connected with middle pipe jacking block, the first driving means drive the middle pipe jacking block with it is described in
Pipe offsets, and the middle pipe is held in the Five-way tube.
Preferably, the upper fork support device includes sliding connection block and upper fork pressure pin, and the sliding connection block, which slides, to be connected
It is connected in the middle pipe fixed plate, the sliding connection block is connected with the upper fork pressure pin, and the upper fork pressure pin is used to support
Fork.
Preferably, the upper fork support device further includes two upper forks and leans on block, and two upper forks are slidably connected at described by block
On upper fork pressure pin, for supporting the upper fork.
Preferably, the pawl clamping device that hooks includes hooking relative to symmetrical two of the center of the hook pawl clamping device
Pawl clamping part, the hook pawl clamping part include the second driving device and hook pawl stent, the output terminal of second driving device
Be connected with and hook pawl clamping die, second driving device driving hook pawl clamping die closer or far from the hook pawl stent with
Step up or discharge described one end of the lower fork.
Preferably, it is provided between two hook pawl clamping parts and hooks pawl model fixing seat, it is described to hook the two of pawl solid model reservation
Side is mounted on the hook pawl stent, and fork auxiliary fixing device is provided with the hook pawl model fixing seat, and the upper fork is auxiliary
Fixing device is helped to include the first extension rod and the second extension rod, first extension rod is rotated with the hook pawl model fixing seat to be connected
Connect, second extension rod is slidably connected with first extension rod, and second extension rod does not connect with first extension rod
The one end connect is provided with bridgework block, and the upper bridgework block is used to support the upper fork.
Preferably, described five logical fixing devices include symmetrically arranged two the 3rd driving devices, the 3rd driving dress
The output terminal put is connected with five logical stents.
Preferably, the 3rd driving device is fixedly connected by first base with the workbench, two described first
Lower fork bracket is equipped between base, the lower fork bracket is slidably connected with two first bases.
Preferably, the hook pawl clamping device is slidably connected by slide plate and the workbench, the side of the workbench
On be provided with rack, the slide plate is connected with has been fixedly and coaxially connected handwheel with the rack meshed gears, the gear.
Preferably, the input shaft of the rotation axis of the middle pipe fixed plate and encoder is sequentially connected, and the encoder is with setting
The first electric cabinet electrical connection in workbench is put, first electric cabinet is equipped with display screen, and the display screen can show middle pipe
Angle.
The beneficial effects of the utility model are：By five logical fixing devices to Five-way tube stationary positioned, middle pipe fixing device
To middle pipe stationary positioned, pawl clamping device is hooked to lower fork stationary positioned, hook pawl clamping device and upper fork support device jointly to upper
Stationary positioned is pitched, to carrying out spot welding after the positioning of each part, which makes vehicle frame be welded again after once assembling positioning,
Shaping need to be once only assembled, is not in the welding deviation that multiple assembling positioning occurs.
Brief description of the drawings
Fig. 1 is the structure diagram that detent mechanism is welded in the utility model；
Fig. 2 is five logical fixing devices, middle pipe fixing device and the upper fork support dress that detent mechanism is welded in the utility model
Put structure diagram；
Fig. 3 is the tight apparatus structure schematic diagram of hook claw clip that detent mechanism is welded in the utility model；
Fig. 4 is the upper fork auxiliary fixing device structure diagram that detent mechanism is welded in the utility model.
In figure：
10th, workbench；11st, five logical fixing device；111st, first base；112nd, the 3rd driving device；113rd, five logical fixation
Mould；
12nd, pawl clamping device is hooked；121st, slide plate；122nd, second base；123rd, the second driving device；124th, it is tight to hook claw clip
Mould；125th, pawl model fixing seat is hooked；126th, pawl stent is hooked；127th, sliding block；128th, slide；129th, first gear；1210th, it is first-hand
Wheel；1211st, slide plate driving cylinder；1212nd, the second handwheel；
13rd, middle pipe fixed plate；14th, middle pipe fixing device；141st, middle pipe cylinder block；142nd, first driving means；143rd, in
Tube top block；144th, middle pipe tray seat；145th, middle pipe tray；
15th, upper fork support device；151st, the first sliding connection block；152nd, pressure pin is pitched on first；153rd, second it is slidably connected
Block；154th, pitch pressure pin on second, 155, upper fork lean on block；
16th, upper fork auxiliary fixing device；161st, the 3rd base；162nd, the first extension rod；163rd, the second extension rod；164th, on
Bridgework block；
17th, lower fork bracket；18th, the first electric cabinet；19th, rack；20th, the second electric cabinet.
Embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, present embodiment discloses one kind weld detent mechanism, including workbench 10, five lead to fixing device 11,
Hook pawl clamping device 12, middle pipe fixed plate 13.Workbench 10 is arranged in rack 19.Specifically, as shown in Fig. 2, five logical fixations
Device 11 includes being symmetricly set on two first bases 111 of 10 one end of workbench, and the 3rd driving is connected with first base 111
Device 112, the output terminal of the 3rd driving device 112 are connected with five logical stents 113, and five logical stents 113 are cylindrical structural,
Its one end away from 112 output terminal of the 3rd driving device is equipped with the cylindrical projection that diameter is less than Five-way tube internal diameter.Cylindrical projection is stretched
Enter in Five-way tube, effectively Five-way tube can be fixed, the 3rd driving device 112 drives two five logical stents 113 mutual
Draw close or remote, can be fixedly clamped Five-way tube when mutually drawing close, and Five-way tube can be pulled down when being located remotely from each other.
Lower fork bracket 17 is equipped between two first bases 111, lower fork bracket 17 and two first bases 111 are slided and connected
Connecing, lower fork bracket 17 is used to support one end that lower fork is not provided with hooking pawl, and lower fork bracket 17 can be slided up and down along first base 111,
The height of lower fork can be adjusted, and then lower fork is in the position alignd with Five-way tube.
Middle pipe fixed plate 13, it is rotationally connected with first base 111, its rotation axis and five logical stents 113 are coaxial, i.e. phase
When in coaxial with Five-way tube, middle pipe fixed plate 13 can adjust to more direct convenience the angle of middle pipe around Five-way tube rotation.In
Middle pipe fixing device 14 is provided with pipe fixed plate 13, for fixing middle pipe, middle pipe fixing device 14 is with middle pipe fixed plate 13
Rotate and rotate, the angle of middle pipe can be adjusted by the rotation of middle pipe fixed plate 13, to adapt to design requirement.
Specifically, middle pipe fixing device 14 includes passing through first driving means 142 and middle pipe tray 145, the first driving dress
Put 142 output terminals and middle pipe jacking block 143 is installed, it is small that the one end of middle pipe jacking block 143 away from first driving means 142 is provided with diameter
In the protrusion of middle bore, when the driving middle pipe of first driving means 142 jacking block 143 supports middle pipe, protrusion is extend into middle pipe, energy
It is enough that effectively middle pipe is fixed.First driving means 142 are fixedly installed in middle pipe cylinder block 141, and middle pipe cylinder block 141 is slided
It is dynamic to be connected to middle pipe fixed plate 13.Middle pipe cylinder block 141 is adjusted in the position of middle pipe fixed plate 13, drive first driving means
142 movements, to adapt to the fixation of the middle pipe of different length, then drive middle pipe jacking block 143 by middle pipe by first driving means 142
Five-way tube is held in, adjusts the angle of middle pipe fixed plate 13, to adapt to the design angle of middle pipe, then carries out spot welding work.In
Conduit saddle block 145 is fixedly installed in 145 144, middle pipe tray, and middle pipe tray is slidably connected to middle pipe fixed plate 13 for 145 144, in
Conduit saddle block 145 is used to support middle pipe, prevents it from angle change occurs.
The upper fork support device for being used to support fork is also slidably connected in middle pipe fixed plate 13, upper fork support device 15 is wrapped
Include fork pressure pin, sliding connection block and two upper forks and lean on block, upper fork pressure pin is slided by sliding connection block and middle pipe fixed plate 13
Connection, upper fork pressure pin are used to support fork.Two upper forks are slidably connected on upper fork pressure pin by block, and two upper forks are used to limit by block
That is pitched in system moves left and right.
Upper fork support device 15 can also be arranged to include fork pressure pins on two, two sliding connection blocks and two upper forks and lean on
Block 155, two upper fork pressure pins are slidably connected by two sliding connection blocks with middle pipe fixed plate 13 respectively.Above is upper
It is that pressure pin 152 is pitched on first to pitch pressure pin, and fork pressure pin 152 is slided by the first sliding connection block 151 with middle pipe fixed plate 13 on first
Dynamic connection；Another upper fork pressure pin pitches pressure pin 154 by the second sliding connection block 153 with pitch pressure pin 154 on second on second
Pipe fixed plate 13 is slidably connected.Two upper forks can be slidably arranged on first to pitch by block 155 pitches pressure pin on pressure pin 152 or the second
Preferably two upper forks are slidably arranged on second by block 155 on 154, in the present embodiment and are pitched on pressure pin 154, two upper forks lean on
Block 155 is arranged at intervals, for limiting moving left and right for upper fork.Pressure pin 152 is pitched on first and is used to support fork, pressure pin is pitched on second
154, which are used for the upper fork of installation two, leans on block 155.
Specifically, be slidably connected at as shown in figure 3, hooking pawl clamping device 12 on workbench 10, can be closer or far from five
Logical fixing device 11, hooks one end that pawl clamping device 12 is used to clamp lower fork and lower fork.Specifically, the length side along workbench 10
To two slides 128 are provided with, the bottom for hooking pawl clamping device 12 is provided with sliding block 127, and sliding block 127, which drives, hooks pawl clamping device
12 move along slide, further, hook and are provided with cunning between two sliding blocks 127 of pawl clamping device 12 and hook pawl clamping device 12
Two sliding blocks 127, are connected by plate 121 by slide plate 121, then slide plate 121 is connected with hooking pawl clamping device 12, on slide plate 121
It is provided with and hooks pawl model fixing seat 125, hooks the middle part that pawl model fixing seat 125 is located at slide plate 121.
Hook center symmetrical two hook pawl clamping part of the pawl clamping device 12 relative to the hook pawl clamping device 12, two
A pawl clamping part that hooks is carried out at the same time clamping to two hook pawls of lower fork, and hooking pawl clamping part includes the second driving device 123 and hook pawl
Stent 126, the output terminal of the second driving device 123, which is connected with, hooks pawl clamping die 124, and the both sides for hooking pawl model fixing seat 125 are equal
Be provided with and hook pawl stent 126, the driving of the second driving device 123 hook pawl clamping die 124 closer or far from hook pawl stent 126 with
Step up or discharge two hook pawls of lower fork.Hook pawl clamping die 124 and hook pawl stent 126 on a set of straight line.Second driving
The driving of device 123 hooks pawl clamping die 124 and moves being clamped lower fork with the one end for hooking pawl to pawl stent 126 is hooked.
Specifically as shown in figure 4, upper fork auxiliary fixing device 16 includes the first extension rod 162 and the second extension rod 163, the
One extension rod 162 is rotatably connected on the 3rd base 161, and the 3rd base 161, which is installed on, to be hooked on pawl model fixing seat 125, and second prolongs
Boom 163 is slidably connected on the first extension rod 162, and one end that the second extension rod 163 is not connected with the first extension rod 162 is provided with
Upper bridgework block 164, upper bridgework block 164 are used to support fork, prevent fork from angle change occurs.
As shown in Figure 1, being provided with rack on the side of workbench 10, the length direction of rack is parallel with above-mentioned slide to be set
Put, slide plate 121 is connected with the first gear 129 engaged with rack, and first gear 129 is coaxially connected with the first handwheel 1210.The
One handwheel 1210, which rotates, drives slide plate 121 to be slided along 10 length direction of workbench.
The rotation axis of middle pipe fixed plate 13 is connected with second gear, and second gear is passed by odontoid belt (not depending on going out in figure)
Dynamic to be connected with the 3rd gear, the 3rd gear is connected with the input shaft of encoder, and encoder is fixedly mounted on workbench 10.In
Pipe fixed plate 13 is rotated drives the 3rd gear to rotate by odontoid belt, and the 3rd gear drives the input shaft of encoder to rotate, from
And make the rotational angle of encoder record middle pipe fixed plate 13, encoder and the electricity of the first electric cabinet 18 being arranged on workbench 10
Connection, the first electric cabinet 18 is equipped with display screen, and display screen can show the angle of middle pipe fixed plate 13, you can with show middle pipe and
Angle between lower fork.
Slide plate driving cylinder 1211,10 lower part of workbench peace are slidably fitted with one end opposite with five logical fixing devices 11
Equipped with bearing, bearing inner sleeve is fixedly connected with screw rod, and screw rod one end is connected with the second handwheel 1212, adjusting spiral shell is arranged with screw rod
Mother, workbench 10 are equipped with bar shaped groove along its length, and adjusting nut drives gas by connector through bar shaped groove and slide plate
Cylinder 1211 is connected.Rotating the second handwheel 1212 and drive screw rod rotation, adjusting nut is moved along bar shaped groove length direction, and then
Drive slide plate driving cylinder 1211 to slide, after slide plate driving cylinder 1211 slides into suitable position, cylinder is then driven by slide plate
1211 drive slide plate 121 to carry out small-scale slip again.
Rack 19 is equipped with the second electric cabinet 20, first driving means 142, the second driving device 123, the 3rd driving device
112 and slide plate 121 drive cylinder be electrically connected with the second electric cabinet 20, by the second electric cabinet 20 control first driving means 142,
Second driving device 123, the 3rd driving device 112 and slide plate 121 drive cylinder operation.
In the present embodiment, first driving means 142, the second driving device 123 and the 3rd driving device 112 are both preferably gas
Cylinder.
Weld detent mechanism and fix Five-way tube, middle pipe, upper fork, the process of lower fork：
First, Five-way tube is placed in five logical stents 113, two the 3rd driving devices 112 drive respective five at the same time
Logical stent 113 fixes Five-way tube.
Secondly, the angle of middle pipe fixed plate 13, the length by middle pipe fixing device 14 according to middle pipe are adjusted according to design requirement
Degree is adjusted to the suitable position of middle pipe fixed plate 13；One end of the central tube is propped up into Five-way tube, the first driving device driving middle pipe jacking block 143
Withstand the other end of middle pipe；Then the position of middle pipe tray 145 is adjusted, middle pipe is resisted against middle pipe tray 145, prevents its angle
Change or slid from Five-way tube.
Then, lower fork is placed on lower fork bracket 17 and hooked on pawl clamping device 12, adjusted the height of lower fork bracket 17, make
The height of lower fork and Five-way tube is adapted, and drives cylinder driving slide plate 121 lower fork is offseted with Five-way tube by slide plate 121, and two
A second driving device 123 drives respective hook pawl clamping die 124 to be moved to pawl stent 126 is hooked at the same time, and lower fork is clamped.
Furthermore the both ends of upper fork are born against on lower fork and middle pipe, the position that pressure pin 152 is pitched on first is adjusted, makes
The other end of upper fork is resisted against fork pressure pin 152 on first.The position that pressure pin 154 is pitched on second is adjusted, makes its position with upper fork
It is adapted, then adjusts two upper forks and lean on block 155, two upper forks are held in fork by block 155, prevent it from moving left and right.Adjust
The angle of the first extension rod 162 of upper fork and the length of the second extension rod 163, make bridgework block 164 be resisted against fork, prevent it from putting
Raw angle change.
Finally, a solid welding will be carried out between upper fork and Five-way tube, lower fork and Five-way tube, upper fork and lower fork, upper fork and middle pipe
It is fixed, then remove and carrying out comprehensively welding and other processes.
Applicant states that the utility model has carried out exemplary description by above-described embodiment, it is clear that the utility model
Specific implementation is not subject to the restrictions described above, if employ the utility model design and technical solution carry out it is various non-
Substantial improvement, or it is not improved the design of the utility model and technical solution are directly applied into other occasions, exist
Within the scope of protection of the utility model.
Claims (10)
1. one kind welding detent mechanism, it is characterised in that including：
Workbench (10)；
Five logical fixing devices (11), it is arranged on the workbench (10), for fixing Five-way tube；
Pawl clamping device (12) is hooked, it is slidably connected with the workbench (10), can be closer or far from described five logical fixed dresses
Put (11), described one end for hooking pawl clamping device (12) and being used to clamp lower fork；
Middle pipe fixed plate (13), it is rotatablely connected with the workbench (10), during the middle pipe fixed plate (13) slidably connects
Pipe fixing device (14) and upper fork support device (15), the middle pipe fixing device (14) are used to middle pipe fixation being held in described
Five-way tube, the upper fork support device (15) are used to support fork.
2. welding detent mechanism according to claim 1, it is characterised in that the middle pipe fixing device (14) includes and institute
State the first driving means (142) that middle pipe fixed plate (13) is slidably connected, the output terminal connection of the first driving means (142)
There is middle pipe jacking block (143), the first driving means (142) drive the middle pipe jacking block (143) to offset with the middle pipe, with
The middle pipe is held in the Five-way tube.
3. welding detent mechanism according to claim 1, it is characterised in that the upper fork support device (15) includes sliding
Contiguous block and upper fork pressure pin, the sliding connection block are slidably connected on the middle pipe fixed plate (13), the sliding connection block
It is connected with the upper fork pressure pin, the upper fork pressure pin is used to support fork.
4. welding detent mechanism according to claim 3, it is characterised in that the upper fork support device (15) further includes two
A upper fork leans on block, and two upper forks are slidably connected on the upper fork pressure pin by block, for supporting the upper fork.
5. welding detent mechanism according to claim 1, it is characterised in that the hook pawl clamping device (12) includes opposite
In the symmetrical two hooks pawl clamping part in the center of the hook pawl clamping device (12), the hook pawl clamping part includes the second driving
Device (123) and hook pawl stent (126), the output terminal of second driving device (123), which is connected with, hooks pawl clamping die
(124), the second driving device (123) driving hook pawl clamping die (124) is closer or far from the hook pawl stent
(126) to step up or discharge described one end of the lower fork.
6. welding detent mechanism according to claim 5, it is characterised in that be provided between two hook pawl clamping parts
Pawl model fixing seat (125) is hooked, the both sides for hooking pawl model fixing seat (125) are mounted on the hook pawl stent (126), described
Hook and fork auxiliary fixing device (16) is provided with pawl model fixing seat (125), the upper fork auxiliary fixing device (16) includes the
One extension rod (162) and the second extension rod (163), first extension rod (162) rotate with the hook pawl model fixing seat (125)
Connection, second extension rod (163) is slidably connected with first extension rod (162), second extension rod (163) not with
One end of first extension rod (162) connection is provided with bridgework block (164), and the upper bridgework block (164) is used to support institute
State fork.
7. welding detent mechanism according to claim 1, it is characterised in that described five logical fixing devices (11) include symmetrical
Two the 3rd driving devices (112) set, the output terminal of the 3rd driving device (112) are connected with five logical stents
(113)。
8. welding detent mechanism according to claim 7, it is characterised in that the 3rd driving device (112) passes through
One base (111) is fixedly connected with the workbench (10), and lower fork bracket is equipped between two first bases (111)
(17), the lower fork bracket (17) is slidably connected with two first bases (111).
9. the welding detent mechanism according to any one of claim 1-8, it is characterised in that the hook pawl clamping device
(12) it is slidably connected by slide plate (121) and the workbench (10), is provided with rack on the side of the workbench (10), institute
State slide plate (121) and be connected with the first gear (129) engaged with the rack, the first gear (129) is fixedly and coaxially connected
There is the first handwheel (1210).
10. the welding detent mechanism according to any one of claim 1-8, it is characterised in that the middle pipe fixed plate
(13) rotation axis and the input shaft of encoder is sequentially connected, the encoder and the first electric cabinet for being arranged on workbench (10)
(18) it is electrically connected, first electric cabinet (18) is equipped with display screen, and the display screen can show the angle of middle pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721421628.4U CN207358458U (en) | 2017-10-31 | 2017-10-31 | One kind welding detent mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721421628.4U CN207358458U (en) | 2017-10-31 | 2017-10-31 | One kind welding detent mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207358458U true CN207358458U (en) | 2018-05-15 |
Family
ID=62344649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721421628.4U Expired - Fee Related CN207358458U (en) | 2017-10-31 | 2017-10-31 | One kind welding detent mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207358458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245777A (en) * | 2021-05-28 | 2021-08-13 | 湖北车桥有限公司 | Flexible spot welding tool fixture for axle body |
-
2017
- 2017-10-31 CN CN201721421628.4U patent/CN207358458U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245777A (en) * | 2021-05-28 | 2021-08-13 | 湖北车桥有限公司 | Flexible spot welding tool fixture for axle body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180515 Termination date: 20191031 |
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| CF01 | Termination of patent right due to non-payment of annual fee |