CN205852136U - The frock clamp of welding clutch pedal - Google Patents
The frock clamp of welding clutch pedal Download PDFInfo
- Publication number
- CN205852136U CN205852136U CN201620807231.8U CN201620807231U CN205852136U CN 205852136 U CN205852136 U CN 205852136U CN 201620807231 U CN201620807231 U CN 201620807231U CN 205852136 U CN205852136 U CN 205852136U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- locating piece
- positioning cylinder
- panel
- positioning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
Abstract
This utility model is a kind of frock clamp welding clutch pedal, including shelf and panel, panel is provided with positioning-clutching pedal arm, clutch pedal support, clutch pedal lining and the positioner of pedal sheet and controls device;Clutch pedal arm positioner includes positioning cylinder one, locating piece one, pedal arm locating piece one, pedal arm locating piece two, cylinder saddle one, material ejection cylinder and cylinder saddle seven;Clutch pedal support frame positioning device includes that positioning cylinder two, locating piece two, cylinder saddle two, positioning cylinder three, locating piece three, cylinder saddle three, positioning cylinder four, locating piece four, cylinder saddle four, guide rod, slide block, positioning cylinder five, locating piece five, cylinder saddle five and guide rod locating piece, pedal sheet positioner are pedal sheet locating piece;Control device to include switching one, switch two, switch three and switch four;This fixture is avoided using and is manually promoted manual, and automatization's characteristic of cooperative mechanical soldering set, improves productivity ratio and Product jointing quality.
Description
Technical field
This utility model relates to automobile production equipment technical field, a kind of frock clamp welding clutch pedal.
Background technology
At present, welding of automotive clutch pedal is by ancient and traditional manual welding technique mostly, the most manually promotes craft
Clamp clutch pedal arm and other accessories, then use human weld, productivity ratio poor efficiency, and dry joint rosin joint is serious, and quality is not
Stable, whole production process needs substantial amounts of manpower and materials, the soldering set life-span is short, high cost, is not suitable for current market shape
Gesture;Some enterprise begins to use machine welding to replace human weld now, improves weldment quality and life to a certain extent
Produce efficiency, but, the frock clamp of welding still uses the manual clamp of artificial promotion, and speed of operation is slow, does not catches up with machinery
The speed of welding machine, hinders the raising of production efficiency, it is suppressed that the raising of mechanical welding motor speed.
Accordingly, it would be desirable to design the frock clamp of the welding clutch pedal that a kind of clamping speed is fast, use machine to promote.
Summary of the invention
Technical problem to be solved in the utility model is: provide the welding that a kind of clamping speed is fast, use machine to promote
The frock clamp of clutch pedal.
This utility model be the technical scheme is that a kind of frock clamp welding clutch pedal of offer, including shelf
And panel, described panel snaps in shelf and slides on the top of the shelf, it is characterised in that: it is provided with clutch on described panel
Pedal arm positioner, clutch pedal support frame positioning device, clutch pedal liner positioning device, pedal sheet positioner and control
Device;Described clutch pedal arm positioner includes that positioning cylinder one, locating piece one, pedal arm locating piece one, pedal arm are fixed
Position block two, cylinder saddle one, material ejection cylinder and cylinder saddle seven, described positioning cylinder one is positioned at face by cylinder saddle one
Below plate, described locating piece one is fixed on the output shaft of positioning cylinder one and is positioned at above panel, and described pedal arm is fixed
Position block one is fixed on above panel and is positioned at the underface of locating piece one, and described pedal arm locating piece two is fixed on panel
Side, pedal arm locating piece two has a cylinder, pedal arm locating piece two is provided with one in being provided with circular pit and circular pit
Circular protrusions;Described clutch pedal support frame positioning device includes positioning cylinder two, locating piece two, cylinder saddle two, location gas
Cylinder three, locating piece three, cylinder saddle three, positioning cylinder four, locating piece four, cylinder saddle four, guide rod, slide block, positioning cylinder five,
Locating piece five, cylinder saddle five and guide rod locating piece, described positioning cylinder two is fixed on above panel by cylinder saddle two,
Described positioning cylinder two output shaft stationary positioned block two, described positioning cylinder three is fixed on panel by cylinder saddle three
Side, described guide rod locating piece is fixed on above panel, and described guide rod locating piece slides and fixes a plurality of guide rod, described guide rod end
The fixing connection sliding block of end, stationary positioned block three on described slide block, the output shaft of described positioning cylinder three passes cylinder saddle three, leads
Bar locating piece and slide block the fixing locating piece three that connects, described positioning cylinder four is fixed on panel by cylinder saddle four
Side, the output shaft of described positioning cylinder four is fixing connects locating piece four, and described locating piece four end is provided with rectangle and leads to
Groove, groove is provided with cylindrical protrusions, and described positioning cylinder five is fixed on lower panels by cylinder saddle five, described
Cylinder saddle five upper surface is provided with circular protrusions, the fixing locating piece five that connects of the output shaft of described positioning cylinder five, described
Locating piece five end be form of bifurcation;Described clutch pedal liner positioning device includes that positioning cylinder six, locating shaft are gentle
Cylinder bearing six, described positioning cylinder clematis stem crosses cylinder saddle six and is fixed on above panel, described locating shaft and positioning cylinder
The output shaft of six connects, and described locating shaft is positioned at the surface of pedal arm locating piece two;Described pedal sheet positioner is
Pedal sheet locating piece, described pedal sheet locating piece is fixed on panel;Described control device includes switching one, switch two,
Switch three and switch four, described switch one, switch two, switch three and switch four are each attached to above panel, described switch
One coordinated signals positioning cylinder one and positioning cylinder five, described switch two controls positioning cylinder two, and described switch three controls
Positioning cylinder four, described switch four controls positioning cylinder six.
Described pedal arm locating piece two runs through a through hole, and material ejection cylinder output shaft stretches in through hole.
Described positioning cylinder one, positioning cylinder five, positioning cylinder six are all vertical with panel with the output shaft of material ejection cylinder.
Described positioning cylinder two, positioning cylinder three, positioning cylinder four output shaft all and panel parallel, described location
Cylinder two, positioning cylinder three output shaft parallel with the longitudinally asymmetric line of panel, the output shaft of described positioning cylinder four and face
The lateral symmetry line of plate becomes 45 degree of angles.
After using above structure, this utility model is a kind of welds the frock clamp of clutch pedal in use, can by from
Close pedal arm positioner positioning-clutching pedal arm, each clutch pedal support can be positioned by clutch pedal support frame positioning device,
Clutch pedal liner positioning device positioning-clutching pedal bush can be passed through, pedal sheet can be positioned by pedal sheet positioner, can
Logical operating control device controls clutch pedal arm positioner, clutch pedal support frame positioning device and clutch pedal lining location dress
The running put;This utility model is manipulated by the hands threshold switch of device and controls cylinder-pressing, unclamps action, completes workpiece dress
Folder or pickup action, it is to avoid use and manually promote manual, reduce artificial too much action, save the time, improves productivity ratio, and
Automatization's characteristic of cooperative mechanical soldering set, improves Product jointing quality, reaches the target of high efficiency, high-quality, low cost.
Accompanying drawing explanation
Fig. 1 is axonometric chart one of the present utility model.
Fig. 2 is axonometric chart two of the present utility model.
Fig. 3 is axonometric chart three of the present utility model.
Fig. 4 is upward view of the present utility model.
Fig. 5 is clutch pedal finished product front view of the present utility model.
Fig. 6 is clutch pedal finished product right view of the present utility model.
Fig. 7 is clutch pedal finished product top view of the present utility model.
In figure, 1, shelf, 2, panel, 3, positioning cylinder one, 4, locating piece one, 5, positioning cylinder two, 6, locating piece two, 7,
Positioning cylinder three, 8, locating piece three, 9, positioning cylinder four, 10, locating piece four, 11, positioning cylinder five, 12, locating piece five, 13,
Positioning cylinder six, 14, locating shaft, 15, material ejection cylinder, 16, pedal sheet locating piece, 17, pedal arm locating piece one, 18, pedal arm
Locating piece two, 19, switch one, 20, switch two, 21, switch three, 22, switch four, 23, cylinder saddle one, 24, cylinder saddle two,
25, cylinder saddle three, 26, cylinder saddle four, 27, cylinder saddle five, 28, cylinder saddle six, 29, cylinder saddle seven, 30, lead
Bar, 31, slide block, 32, clutch pedal arm, 33, clutch pedal lining, 34, pedal sheet, 35, clutch pedal support one, 36, clutch
Pedal support two, 37, clutch pedal support three, 38, guide rod locating piece.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is described in detail.
As shown in Figures 1 to 7, a kind of frock clamp welding clutch pedal of this utility model, including shelf 1 and panel 2,
Panel 2 snaps in shelf 1 and slides on shelf 1, panel 2 is provided with clutch pedal arm positioner, clutch pedal props up
Frame positioner, clutch pedal liner positioning device, pedal sheet positioner and control device;Clutch pedal arm positioner bag
Include positioning cylinder 1, locating piece 1, pedal arm locating piece 1, pedal arm locating piece 2 18, cylinder saddle 1, liftout gas
Cylinder 15 and cylinder saddle 7 29, positioning cylinder 1 is positioned at below panel 2 by cylinder saddle 1, and locating piece 1 is fixed on
On the output shaft of positioning cylinder 1 and be positioned at above panel 2, pedal arm locating piece 1 be fixed on above panel 2 and be positioned at fixed
The underface of position block 1, pedal arm locating piece 2 18 is fixed on above panel 2, and pedal arm locating piece 2 18 is provided with circular recessed
There is a cylinder in hole and circular pit, pedal arm locating piece 2 18 is provided with a circular protrusions;Clutch pedal support location dress
Put include positioning cylinder 25, locating piece 26, cylinder saddle 2 24, positioning cylinder 37, locating piece 38, cylinder saddle 3 28,
Positioning cylinder 49, locating piece 4 10, cylinder saddle 4 26, guide rod 30, slide block 31, positioning cylinder 5 11, locating piece 5 12, gas
Cylinder bearing 5 27 and guide rod locating piece 38, positioning cylinder 25 is fixed on above panel 2 by cylinder saddle 2 24, positioning cylinder
25 output shaft stationary positioned blocks 26, positioning cylinder 37 is fixed on above panel 2 by cylinder saddle 3 25, guide rod locating piece
38 are fixed on above panel 2, and guide rod locating piece 38 slides and fixes a plurality of guide rod 30, and guide rod 30 end fixes connection sliding block 31, institute
Stating stationary positioned block 38 on slide block 31, the output shaft of positioning cylinder 37 is through cylinder saddle 3 25, guide rod locating piece 38 and slides
Block 31 the fixing locating piece 38 that connects, positioning cylinder 49 is fixed on above panel 2 by cylinder saddle 4 26, positioning cylinder four
The output shaft of 9 is fixing connects locating piece 4 10, and locating piece 4 10 end is provided with rectangle groove, groove is provided with cylinder
Projection, positioning cylinder 5 11 is fixed on below panel 2 by cylinder saddle 5 27, and cylinder saddle 5 27 upper surface is provided with circle
Projection, the output shaft of positioning cylinder 5 11 is fixing connects locating piece 5 12, and locating piece 5 12 end is form of bifurcation;Clutch pedal
Liner positioning device includes positioning cylinder 6 13, locating shaft 14 and cylinder saddle 6 28, and positioning cylinder 6 13 passes through cylinder saddle
6 28 are fixed on above panel 2, and locating shaft 14 is connected with the output shaft of positioning cylinder 6 13, and locating shaft 14 is positioned at pedal arm location
The surface of block 2 18;Pedal sheet positioner is pedal sheet locating piece 16, and pedal sheet locating piece 16 is fixed on panel 2;Control
Device processed includes switching one 19, switch 2 20, switch 3 21 and switch 4 22, switch 1, switch 2 20, switch 3 21 and open
Close 4 22 and be each attached to above panel 2, switch one 19 coordinated signals positioning cylinders 1 and positioning cylinder 5 11, switch 2 20 control
Positioning cylinder 25 processed, switch 3 21 control positioning cylinder 49, switch 4 22 control positioning cylinder 6 13.
Pedal arm locating piece 2 18 runs through a through hole, and material ejection cylinder 15 output shaft stretches in through hole.
The output shaft of positioning cylinder 1, positioning cylinder 5 11, positioning cylinder 6 13 and material ejection cylinder 15 all hangs down with panel 2
Directly.
Positioning cylinder 25, positioning cylinder 37, positioning cylinder 49 output shaft all parallel with panel 2, positioning cylinder 25,
The output shaft of positioning cylinder 37 is parallel with the longitudinally asymmetric line of panel 2, and the output shaft of positioning cylinder 49 is the most right with panel 2
Line is claimed to become 45 degree of angles.
Having the groove agreed with pedal sheet 34 shape on pedal sheet locating piece 16, material ejection cylinder 15 (is not schemed by discharging switch
Show) control, positioning cylinder 37 is controlled by inching switch (not shown).
Principle of the present utility model and operating process are as follows:
The first step: being loaded by pedal sheet 34 in the groove of pedal sheet locating piece 16, installation puts in place, fits completely with groove.
Second step: being installed by clutch pedal lining 33 in the pit of pedal arm locating piece 2 18, installation puts in place, with pit
Fit completely, and the cylinder in pit inserts in clutch pedal lining 33 hole.
3rd step: be installed to by clutch pedal arm 32 on pedal arm locating piece 1 and pedal arm locating piece 2 18, installs
Putting in place, the borehole jack of clutch pedal arm 32 head clutch pedal lining 33, and it is fixed that the borehole jack in the middle part of clutch pedal arm 32 pedal arm
The circular protrusions of position block 2 18, pedal arm locating piece 1 and pedal arm locating piece 2 18 are respectively arranged with and clutch pedal arm
The groove that 32 opposite position shapes are agreed with.
4th step: leaned against by clutch pedal support 1 on clutch pedal arm 32 and locating piece 38, fine setting makes position put
Correctly;Clutch pedal support 2 36 is snapped in locating piece 4 10 rectangle groove, the circle of clutch pedal support 2 36
Borehole jack the cylindrical protrusions of locating piece 4 10, and the groove of clutch pedal support 2 36 snaps in clutch pedal arm 32 head, fine setting
Position is made to put correctly;Clutch pedal support 3 37 one end is placed into and agrees with position with clutch pedal arm 32 head edge
Putting, the other end snaps in the circular protrusions of cylinder saddle 5 27, and fine setting makes position put correctly.
5th step: stamp switch 1, switch 2 20, switch 3 21 and switch 4 22, locating piece 1, locating piece successively
26, locating piece 4 10, locating shaft 14, locating piece 5 12 move respectively under the corresponding positioning cylinder effect connected therewith, compress
Whole frock accessory;Locating piece 26 and locating piece 38 jointly compress under the effect of positioning cylinder 25 and positioning cylinder 37 from
Closing pedal support 1, the bifurcated at one end of locating piece 5 12 pushes down clutch pedal arm 32, and other end bifurcated is pushed down clutch pedal and propped up
Frame 3 37.
6th step: starting machinery bonding machine, mechanical welding picks and automatically carries out the welding at each position.
7th step: after welding, closing switch 1, switch 2 20, switch 3 21 and switch 4 22, locating piece 1,
Locating piece 26, locating piece 4 10, locating shaft 14, locating piece 5 12 are transported respectively under the corresponding positioning cylinder effect connected therewith
Dynamic returning in situ, loosens the clutch pedal welded, and starts discharging switch, the clutch pedal top that material ejection cylinder 15 will weld
Go out.
When needing the position finely tuning locating piece 38, can start inching switch, positioning cylinder 37 drives guide rod 30 He
Slide block 31 moves, and then drives locating piece 38 to move, thus realizes positioning.
Claims (4)
1. welding a frock clamp for clutch pedal, including shelf (1) and panel (2), described panel (2) snaps in shelf
(1) in and slide on shelf (1), it is characterised in that: be provided with on described panel (2) clutch pedal arm positioner,
Clutch pedal support frame positioning device, clutch pedal liner positioning device, pedal sheet positioner and control device;Described clutch
Pedal arm positioner includes positioning cylinder one (3), locating piece one (4), pedal arm locating piece one (17), pedal arm locating piece two
(18), cylinder saddle one (23), material ejection cylinder (15) and cylinder saddle seven (29), described positioning cylinder one (3) passes through cylinder
Bearing one (23) be positioned at panel (2) lower section, described locating piece one (4) be fixed on the output shaft of positioning cylinder one (3) and
Being positioned at panel (2) top, described pedal arm locating piece one (17) is fixed on panel (2) top and is positioned at locating piece one (4)
Underface, described pedal arm locating piece two (18) is fixed on panel (2) top, and pedal arm locating piece two (18) is provided with circle
There is a cylinder in pit and circular pit, pedal arm locating piece two (18) is provided with a circular protrusions;Described clutch pedal
Support frame positioning device includes positioning cylinder two (5), locating piece two (6), cylinder saddle two (24), positioning cylinder three (7), locating piece
Three (8), cylinder saddle three (28), positioning cylinder four (9), locating piece four (10), cylinder saddle four (26), guide rod (30), slide block
(31), positioning cylinder five (11), locating piece five (12), cylinder saddle five (27) and guide rod locating piece (38), described location gas
Cylinder two (5) is fixed on panel (2) top, described positioning cylinder two (5) output shaft stationary positioned by cylinder saddle two (24)
Block two (6), described positioning cylinder three (7) is fixed on panel (2) top, described guide rod location by cylinder saddle three (25)
Block (38) is fixed on panel (2) top, and described guide rod locating piece (38) slides and fixes a plurality of guide rod (30), described guide rod (30)
End fixes connection sliding block (31), the upper stationary positioned block three (8) of described slide block (31), the output shaft of described positioning cylinder three (7)
Through cylinder saddle three (25), guide rod locating piece (38) and slide block (31) fixing connection locating piece three (8), described location gas
Cylinder four (9) is fixed on panel (2) top by cylinder saddle four (26), and the output shaft of described positioning cylinder four (9) is fixing even
Connecing locating piece four (10), described locating piece four (10) end is provided with rectangle groove, groove is provided with cylindrical protrusions,
Institute
The positioning cylinder five (11) stated is fixed on panel (2) lower section, described cylinder saddle five by cylinder saddle five (27)
(27) upper surface is provided with circular protrusions, and the output shaft of described positioning cylinder five (11) is fixing connects locating piece five (12), institute
Locating piece five (12) end stated is form of bifurcation;Described clutch pedal liner positioning device include positioning cylinder six (13),
Locating shaft (14) and cylinder saddle six (28), described positioning cylinder six (13) is fixed on panel by cylinder saddle six (28)
(2) top, described locating shaft (14) is connected with the output shaft of positioning cylinder six (13), and described locating shaft (14) is positioned at pedal
The surface of arm locating piece two (18);Described pedal sheet positioner is pedal sheet locating piece (16), and described pedal sheet is fixed
Position block (16) is fixed on panel (2);Described control device includes switching one (19), switch two (20), switch three (21) and
Switch four (22), described switch one (19), switch two (20), switch three (21) and switch four (22) are each attached to panel (2)
Top, described switch one (19) coordinated signals positioning cylinder one (3) and positioning cylinder five (11), described switch two (20) control
Positioning cylinder two (5) processed, described switch three (21) controls positioning cylinder four (9), and described switch four (22) controls location gas
Cylinder six (13).
The frock clamp of welding clutch pedal the most according to claim 1, it is characterised in that: described pedal arm locating piece
Two (18) run through a through hole, and material ejection cylinder (15) output shaft stretches in through hole.
The frock clamp of welding clutch pedal the most according to claim 1, it is characterised in that: described positioning cylinder one
(3), the output shaft of positioning cylinder five (11), positioning cylinder six (13) and material ejection cylinder (15) is all vertical with panel (2).
The frock clamp of welding clutch pedal the most according to claim 1, it is characterised in that: described positioning cylinder two
(5), the output shaft of positioning cylinder three (7), positioning cylinder four (9) all parallel with panel (2), described positioning cylinder two (5), fixed
The output shaft of position cylinder three (7) is parallel with the longitudinally asymmetric line of panel (2), the output shaft of described positioning cylinder four (9) and face
The lateral symmetry line of plate (2) becomes 45 degree of angles.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620807231.8U CN205852136U (en) | 2016-07-29 | 2016-07-29 | The frock clamp of welding clutch pedal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620807231.8U CN205852136U (en) | 2016-07-29 | 2016-07-29 | The frock clamp of welding clutch pedal |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205852136U true CN205852136U (en) | 2017-01-04 |
Family
ID=57653686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620807231.8U Active CN205852136U (en) | 2016-07-29 | 2016-07-29 | The frock clamp of welding clutch pedal |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205852136U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108067799A (en) * | 2017-12-13 | 2018-05-25 | 重庆朝旺机械制造有限公司 | Rear row seat lower bracing frame side plate welding fixture |
CN110744246A (en) * | 2019-11-27 | 2020-02-04 | 安徽江淮汽车集团股份有限公司 | Clutch pedal welding clamp |
CN112427856A (en) * | 2020-11-12 | 2021-03-02 | 浙江泰鸿万立科技股份有限公司 | Double-welding-head welding device for hollow pedal arm |
-
2016
- 2016-07-29 CN CN201620807231.8U patent/CN205852136U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108067799A (en) * | 2017-12-13 | 2018-05-25 | 重庆朝旺机械制造有限公司 | Rear row seat lower bracing frame side plate welding fixture |
CN110744246A (en) * | 2019-11-27 | 2020-02-04 | 安徽江淮汽车集团股份有限公司 | Clutch pedal welding clamp |
CN112427856A (en) * | 2020-11-12 | 2021-03-02 | 浙江泰鸿万立科技股份有限公司 | Double-welding-head welding device for hollow pedal arm |
CN112427856B (en) * | 2020-11-12 | 2023-02-28 | 浙江泰鸿万立科技股份有限公司 | Double-welding-head welding device for hollow pedal arm |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205852136U (en) | The frock clamp of welding clutch pedal | |
CN202070862U (en) | Full-automatic welding apparatus | |
CN103769784A (en) | Fixture for welding gas stove pot rack | |
CN206305635U (en) | A kind of annular metal part welder | |
CN103624428A (en) | Automatic welding machine for electric appliance element fastening thin plate | |
CN208450909U (en) | A kind of outer mast bottom end rial component welding tooling | |
CN210615887U (en) | Combined self-positioning and auxiliary clamping device for support | |
CN204195115U (en) | Bucket otic placode special welding machine | |
CN208359505U (en) | A kind of casement crimping welder | |
CN209698367U (en) | Recessed all-in-one machine is rushed in a kind of welding of deep bid circlip | |
CN209078196U (en) | A kind of dress pad mechanism | |
CN106553346A (en) | Double grid welders | |
CN208197946U (en) | A kind of fixture of engraving machine | |
CN208342070U (en) | A kind of linear welding robot | |
CN204617251U (en) | A kind of novel Full-automatic zipper head kludge | |
CN202752780U (en) | Motorcycle frame supporting component positioning clamping device | |
CN206200642U (en) | A kind of vibrating motor cushion block CNC processes automatic loading/unloading equipment | |
CN206811364U (en) | A kind of cylinder and bend pipe girth welding machine | |
CN206200516U (en) | Mechanism's swing arm crimping jig | |
CN206839535U (en) | Engine support frame bushing automatic press machine | |
CN110560862A (en) | Structural mode of automatic material distribution of projection welding piece and automatic welding of projection welding nut by welding gun | |
CN203791879U (en) | Clamp for welding pot racks of gas stoves | |
CN201291260Y (en) | Vehicle ceiling flanging hot die device | |
CN206343813U (en) | A kind of hood welding device | |
CN217861074U (en) | Automatic press-fitting machine for assembling positioning pin and bush of angle pin |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |