CN107931927A - A kind of accelerator rod stent positioning welding instrument and positioning process - Google Patents
A kind of accelerator rod stent positioning welding instrument and positioning process Download PDFInfo
- Publication number
- CN107931927A CN107931927A CN201711310949.1A CN201711310949A CN107931927A CN 107931927 A CN107931927 A CN 107931927A CN 201711310949 A CN201711310949 A CN 201711310949A CN 107931927 A CN107931927 A CN 107931927A
- Authority
- CN
- China
- Prior art keywords
- positioning
- plate
- accelerator rod
- bolt
- stent
- 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.)
- Granted
Links
- 238000003466 welding Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 13
- 210000003205 muscle Anatomy 0.000 claims description 13
- 230000002787 reinforcement Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
A kind of accelerator rod stent positioning welding instrument of the present invention and positioning process, belong to armored hull accelerator rod stent positioning welding technical field, by the accurate positionin for accelerator rod stent, the welding precision of accelerator rod stent is improved, meets the matching requirements of accelerator rod.Instrument includes clamp body, locating piece two parts, and positioning process realizes the association of accelerator rod stent by positioning body, ensures relative dimensions requirement using positioning pointer, realizes the accurate positionin of accelerator rod stent.The achievable accelerator rod stent of the present invention is accurately positioned, and reliable support is provided for the installation of accelerator rod, and good basic guarantee is provided for stable play of panzer steering function.
Description
Technical field
The invention belongs to armored hull accelerator rod stent positioning welding technical field, it is related to armored hull accelerator rod branch
Positioning instrument when frame welds.
Background technology
Armored hull accelerator rod stent is the basis for installing accelerator rod, and accelerator rod mechanism is trailer reversing part
Important control device, is the key link for realizing braking.
Accelerator rod mechanism is located at engine truss both sides, connects internal and external parts using a connecting rod, transmits torque, making
When dynamic, it is desirable to pull accelerator rod to control the undercarriage in piggyback pod in cabin portion, implement to fill to accurate and flexible
The braking of first car and mobility.
When welding accelerator rod stent, due to the presence of engine truss, positioning mounted welder is separately designed in its both sides
Stent positioning is carried out, but occurs pull rod clamping stagnation often in installation accelerator rod, draws the motionless or undesirable situation of control.
To find out its cause, because of the positioning respectively in engine truss both sides, the accurate positioning of every side, Wu Fabao can only be ensured
The related request of both sides is demonstrate,proved, when such pull rod is braked, since piggyback pod side can not reach with the accelerator rod of cockpit side
The dimensional fits requirement of product drawing, causes torque to transmit not smooth, can not realize vehicle performance requirement, influence vehicle performance function
Reliability.
The content of the invention
(1) technical problems to be solved
The technical problem to be solved in the present invention is:Meet that related cooperation of the accelerator rod stent in engine truss both sides will
Ask, realize the accurate positionin of accelerator rod stent, reach the control for brake requirement of accelerator rod.
(2) technical solution
In order to solve the above technical problems, the present invention provides a kind of accelerator rod stent positioning welding instrument and positioning work
Skill, including clamp body and locating piece, clamp body can make the accelerator rod stent of engine truss both sides formed one it is unified
Structural framing, implements final positioning using locating piece.
The technical scheme is that a kind of accelerator rod stent positioning welding instrument, including:Clamp body, locating piece;Folder
Specifically include:Plate one, plate two, plate three, muscle one, muscle two, plate four;Two boards two are arranged vertically at the two of the plate four of lateral arrangement
Side, muscle one are inverted U, are sleeved on the upper end of plate four and two boards two, and carry out reinforcement fixation, form central frame;Plate three is horizontal
The left side of central frame is arranged in, is connected with the plate two in left side;Plate one is arranged horizontally in the right side of central frame, the plate with right side
Two connections;Plate one, plate three and central frame junction all have rectangular muscle two, carry out reinforcement fixation;The plate two in left side can
On the left of engine truss, the plate two on right side can be located on the right side of engine truss;
Locating piece includes:Positioning has strong market potential, positions guide sleeve, nut, adjustable positioning support, positioning pointer, guide sleeve one;Positioning
The plate two of side, the hole for positioning guide sleeve, the plate two of opposite side are from left to right followed successively by having strong market potential;Guide sleeve is positioned as step type, directly
Less one section of footpath has periphery screw thread through the hole on engine truss, can be sleeved on the periphery screw thread with nut;Can
Adjusting positioning support can penetrate in the hole on plate three, and adjustable positioning support is supported on its lower end contact surface;Two positioning refer to
Pin can respectively penetrate guide sleeve one, can be inserted in respectively in two location holes on plate one, the two location holes line can with it is prior
Pull the position line alignment on car body;There is the positioning accelerator rod crew module part for being used for being put into bolt on plate one, plate three
The corresponding aperture of part, and the corresponding aperture of the positioning accelerator rod piggyback pod part for being put into bolt.
Preferably, guide sleeve two is further included, adjusts positioning support outer cover upper guide bush two.
Preferably, it is rod-shaped to adjust positioning support, and lower end has screw thread.
Preferably, positioning is adjusted to be supported in the threaded hole on its lower end contact surface.
Preferably, stay bolt, bolt two are further included;Bolt two is four, and stay bolt is two;Two stay bolts, two
Bolt two is inserted in attached seat respectively, is put into the corresponding aperture for positioning accelerator rod crew module's part.
Preferably, four bolts one are further included;Four bolts one, two other bolt two are inserted in attached seat respectively, are put into use
In the corresponding aperture of positioning accelerator rod piggyback pod part.
A kind of positioning process method of accelerator rod stent positioning welding instrument, it is characterised in that include the following steps:
S1 is twisted each attached seat that accelerator rod stent crew module part, piggyback pod part use with bolt respectively
On plate one, plate three,
Plate two on the left of S2 is located on the left of engine truss, and the plate two on right side is located on the right side of engine truss;Position guide sleeve
It is inserted in the hole on engine truss, then is had strong market potential with positioning and be inserted into the plate two of side, penetrates positioning guide sleeve, screw on nut, then wear
On another side plate 24;
The positioning in hole on S3 rotational positioning guide sleeves is had strong market potential, and is alignd using the line of positioning pointer with relative dimensions line,
Then clamp nut, is fixed after adjusting tool balances;
S4 and then each attached seat used to accelerator rod stent crew module part, piggyback pod part are applied
Weldering, completes positioning welding work.
Preferably, a kind of positioning process method of above-mentioned accelerator rod stent positioning welding instrument, it is characterised in that bolt
Including bolt one, bolt two, stay bolt, the matching relationship of itself and attached seat uses a kind of accelerator rod stent of claim 5 or 6
The restriction of positioning welding instrument.
(3) beneficial effect
The present invention solves asking for accelerator rod control clamping stagnation and poor stop by the accurate positionin to accelerator rod stent
Topic, so as to effectively improve the reliability of vehicle braking.By the accurate positionin for accelerator rod stent, accelerator rod branch is improved
The welding precision of frame, meets the matching requirements of accelerator rod.The present invention realizes the association of accelerator rod stent, profit by positioning body
Ensure relative dimensions requirement with positioning pointer, realize the accurate positionin of accelerator rod stent.The achievable accelerator rod branch of the present invention
Frame is accurately positioned, and reliable support is provided for the installation of accelerator rod, for panzer steering function stablize performance provide it is good
Good basic guarantee.
Brief description of the drawings
Fig. 1 is the overall schematic of accelerator rod stent positioning welding instrument.
Fig. 2 is the structure diagram of clamp body.
Fig. 3 is the structure diagram front view of locating piece.
Fig. 4 is the structure diagram top view of locating piece.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail, but not as a limitation of the invention.
The present invention provides a kind of accelerator rod stent positioning welding instrument, including:Clamp body 1, locating piece 2, such as Fig. 1 institutes
Show;
Clamp body 1 includes:Plate 1, plate 24, plate 35, muscle 1, muscle 27, plate 48, as shown in Figure 2;
Two boards 24 are arranged vertically at the both sides of the plate 48 of lateral arrangement, and muscle 1 is inverted U, is sleeved on plate 48 and two pieces
The upper end of plate 24, and reinforcement fixation is carried out, form the central frame of instrument;
Plate 35 is arranged horizontally in the left side of central frame, is connected with the plate 24 in left side, and plate 35 is used as positioning plate,
For positioning accelerator rod crew module's part;
Plate 1 is arranged horizontally in the right side of central frame, is connected with the plate 24 on right side, and plate 1 is used as another positioning plate
Use, for positioning accelerator rod piggyback pod part;
Plate 1, plate 35 and central frame junction all have rectangular muscle 27, using two pieces of muscle 27 respectively to plate one
3rd, plate 35 carries out reinforcement fixation with central frame junction;
As shown in Figure 3,4, locating piece 2 includes:Position 11, positioning guide sleeve 12 of having strong market potential, nut 17, adjustable positioning support
18th, guide sleeve 2 15, positioning pointer 10, guide sleeve 1, stay bolt 13, bolt 1, bolt 2 16, as shown in Figure 3,4;
11 (left side) plates 24 for penetrating from one end side of having strong market potential will be positioned, are inserted in the hole of positioning guide sleeve 12, through starting
Hole on machine truss, positioning guide sleeve 12 is screwed in by nut 17, then positioning is had strong market potential and 11 is pierced by from (right side) plate 24 of opposite side;
Guide sleeve 12 is positioned as step type, less one section of diameter has periphery screw thread through the hole on engine truss,
It is sleeved on nut 17 on the periphery screw thread, realizes that positioning guide sleeve 12 is fastened on engine truss, ensureing that positioning is had strong market potential 11 can be with
Slide axially in positioning guide sleeve 12, play longitudinal register;
Adjustable positioning support 18 penetrates guide sleeve 2 15, is inserted in the hole on plate 35, plays a supportive role, with positioning guide sleeve
12 are fastened on the support that whole instrument is formed on engine truss;Positioning support 18 is rod-shaped, with the hole cooperation position on plate 35
It can move up and down;
Two positioning pointers 10 respectively penetrate guide sleeve one (14), are inserted in respectively in two location holes on plate 1, positioning pointer
10 two location hole lines align with the position line pulled in advance on car body, play located lateral, it is with positioning guide sleeve 12
Longitudinal register form and intersect, form the complete positioning of whole instrument;
Two stay bolts, 13, two bolts 2 16 are inserted in attached seat respectively, for positioning accelerator rod crew module's part;
It is put into the corresponding aperture for positioning accelerator rod crew module's part.
Four bolts 1, two other bolt 2 16 are inserted in attached seat respectively, for positioning accelerator rod piggyback pod part zero
Part;It is put into the corresponding aperture for positioning accelerator rod piggyback pod part.
Accelerator rod stent positioning welding instrument provided by the invention, its technical process are:
Each attached seat of accelerator rod stent is first screwed in plate 1, plate 35 respectively with bolt 1, bolt 2 16, stay bolt 13
On, then had strong market potential 11 insertion plates 24 with positioning, penetrate in positioning guide sleeve 12, then the hole being inserted on engine truss, screw on nut
17, then be through on another side plate 24, have strong market potential 11 with the positioning in the hole in positioning pointer 10 and rotational positioning guide sleeve 12, make work
Tool aligns with relative dimensions line, then clamp nut 17, adjusts tool balances fix in position, then each to accelerator rod stent attached
Seat carries out welding, completes positioning welding work.
It is characteristic of the invention that:
1 is had strong market potential 11 insertion plates 24 using positioning, is penetrated in positioning guide sleeve 12, then the hole being inserted on engine truss, is screwed on
Nut 17, then be through on another side plate 24, make each attached seat of the accelerator rod stent in engine truss both sides be linked to be one it is whole
Body, it is ensured that relevance and the fit precision requirement of each attached seat of accelerator rod stent;
The hole not only carrier as connection each attached seat of accelerator rod stent, but also branch is positioned with adjustable on 2 engine truss
Support 18 forms the support of whole instrument, makes the positioning for ensuring each attached seat of accelerator rod stent that instrument is reliable and stable.
Claims (8)
- A kind of 1. accelerator rod stent positioning welding instrument, it is characterised in that including:Clamp body (1), locating piece (2);Clamp body (1) includes:Plate one (3), plate two (4), plate three (5), muscle one (6), muscle two (7), plate four (8);Two boards two (4) The both sides of the plate four (8) of lateral arrangement are arranged vertically at, muscle one (6) is inverted U, is sleeved on the upper of plate four (8) and two boards two (4) End, and reinforcement fixation is carried out, form central frame;Plate three (5) is arranged horizontally in the left side of central frame, the plate two with left side (4) connect;Plate one (3) is arranged horizontally in the right side of central frame, is connected with the plate two (4) on right side;Plate one (3), plate three (5) with Central frame junction all has rectangular muscle two (7), carries out reinforcement fixation;The plate two (4) in left side can be located at engine purlin On the left of frame, the plate two (4) on right side can be located on the right side of engine truss;Locating piece (2) includes:Positioning has strong market potential (11), positions guide sleeve (12), nut (17), adjustable positioning support (18), positioning Pointer (10), guide sleeve one (14);Positioning, which is had strong market potential, is from left to right followed successively by the plate two (4) of side, the hole of positioning guide sleeve (12), the plate two of opposite side on (11) (4);Guide sleeve (12) is positioned as step type, less one section of diameter has periphery screw thread through the hole on engine truss, uses Nut (17) can be sleeved on the periphery screw thread;Adjustable positioning support (18) can be penetrated in the hole on plate three (5), and adjustable positioning support (18) is supported on its lower end Contact surface;Two positioning pointers (10) can respectively penetrate guide sleeve one, can be inserted in respectively in two location holes on plate one (3), this two Location hole line can align with the position line pulled in advance on car body;There is the corresponding aperture for being used for the positioning accelerator rod crew module's part for being put into bolt on plate one (3), plate three (5), with And the corresponding aperture of the positioning accelerator rod piggyback pod part for being put into bolt.
- 2. a kind of accelerator rod stent positioning welding instrument according to claim 1, it is characterised in that further include guide sleeve Two, adjust positioning support outer cover upper guide bush two.
- A kind of 3. accelerator rod stent positioning welding instrument according to claim 1, it is characterised in that adjustable positioning branch Support to be rod-shaped, lower end has screw thread.
- A kind of 4. accelerator rod stent positioning welding instrument according to claim 1, it is characterised in that adjustable positioning branch Support (18) is supported in the threaded hole on its lower end contact surface.
- 5. a kind of accelerator rod stent positioning welding instrument according to claim 1, it is characterised in that further include stay bolt (13), bolt two (16);Bolt two is four, and stay bolt is two;Two stay bolts, two bolts two are inserted in attached seat respectively, It is put into the corresponding aperture for positioning accelerator rod crew module's part.
- 6. a kind of accelerator rod stent positioning welding instrument according to claim 4, it is characterised in that further include four spiral shells Bolt one (9);Four bolts one (9), two other bolt two (16) are inserted in attached seat respectively, are put into for positioning accelerator rod power In the corresponding aperture of cabin part.
- 7. using a kind of positioning process method of accelerator rod stent positioning welding instrument described in claim 1,2 or 3, it is special Sign is, includes the following steps:Each attached seat that accelerator rod stent crew module part, piggyback pod part use is screwed in plate by S1 respectively with bolt On one (3), plate three (5);Plate two (4) on the left of S2 is located on the left of engine truss, and the plate two (4) on right side is located on the right side of engine truss;Positioning is led Set is inserted in the hole on engine truss, then is had strong market potential with positioning and be inserted into the plate two of side, is penetrated positioning guide sleeve, is screwed on nut, then It is through on another side plate 24;The positioning in hole on S3 rotational positionings guide sleeve (12) is had strong market potential (11), uses the line and relative dimensions of positioning pointer (10) Line aligns, then clamp nut (17), is fixed after adjusting tool balances;S4 and then each attached seat progress welding used to accelerator rod stent crew module part, piggyback pod part, it is complete Work into positioning welding.
- A kind of 8. positioning process method of accelerator rod stent positioning welding instrument according to claim 7, it is characterised in that Bolt includes bolt one (9), bolt two (16), stay bolt (13), and the matching relationship of itself and attached seat is using claim 5 or 6 A kind of restriction of accelerator rod stent positioning welding instrument.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711310949.1A CN107931927B (en) | 2017-12-11 | 2017-12-11 | Positioning welding tool and positioning process for accelerator pull rod support |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711310949.1A CN107931927B (en) | 2017-12-11 | 2017-12-11 | Positioning welding tool and positioning process for accelerator pull rod support |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107931927A true CN107931927A (en) | 2018-04-20 |
CN107931927B CN107931927B (en) | 2023-11-14 |
Family
ID=61946559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711310949.1A Active CN107931927B (en) | 2017-12-11 | 2017-12-11 | Positioning welding tool and positioning process for accelerator pull rod support |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107931927B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112025177A (en) * | 2020-09-21 | 2020-12-04 | 北京北方车辆集团有限公司 | Rotary floor attaches seat fixed-position welding frock |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0526791A1 (en) * | 1991-08-03 | 1993-02-10 | KREUZINGER, Franz | Process and apparatus for generating the intersection curve between two bodies to be assembled |
JP2002103087A (en) * | 2000-09-27 | 2002-04-09 | Komatsu Ltd | Method for positioning welding member |
CN203650380U (en) * | 2013-11-14 | 2014-06-18 | 浙江吉利控股集团有限公司 | Simple adjustment tool for throttle wire |
US20140311276A1 (en) * | 2013-04-17 | 2014-10-23 | Siman Miao | Adjustable Auxiliary Brake Control System |
CN104439834A (en) * | 2014-11-19 | 2015-03-25 | 芜湖普威技研有限公司 | Automobile cable accelerator head welding clamp |
CN105252157A (en) * | 2015-11-13 | 2016-01-20 | 马鞍山和腾汽车配件有限公司 | Automatic welding machine for stator casings |
CN207942124U (en) * | 2017-12-11 | 2018-10-09 | 北京北方车辆集团有限公司 | A kind of accelerator rod holder positioning welding tool |
-
2017
- 2017-12-11 CN CN201711310949.1A patent/CN107931927B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0526791A1 (en) * | 1991-08-03 | 1993-02-10 | KREUZINGER, Franz | Process and apparatus for generating the intersection curve between two bodies to be assembled |
JP2002103087A (en) * | 2000-09-27 | 2002-04-09 | Komatsu Ltd | Method for positioning welding member |
US20140311276A1 (en) * | 2013-04-17 | 2014-10-23 | Siman Miao | Adjustable Auxiliary Brake Control System |
CN203650380U (en) * | 2013-11-14 | 2014-06-18 | 浙江吉利控股集团有限公司 | Simple adjustment tool for throttle wire |
CN104439834A (en) * | 2014-11-19 | 2015-03-25 | 芜湖普威技研有限公司 | Automobile cable accelerator head welding clamp |
CN105252157A (en) * | 2015-11-13 | 2016-01-20 | 马鞍山和腾汽车配件有限公司 | Automatic welding machine for stator casings |
CN207942124U (en) * | 2017-12-11 | 2018-10-09 | 北京北方车辆集团有限公司 | A kind of accelerator rod holder positioning welding tool |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112025177A (en) * | 2020-09-21 | 2020-12-04 | 北京北方车辆集团有限公司 | Rotary floor attaches seat fixed-position welding frock |
CN112025177B (en) * | 2020-09-21 | 2024-06-11 | 北京北方车辆集团有限公司 | Fixed-position welding tool for rotary floor auxiliary seat |
Also Published As
Publication number | Publication date |
---|---|
CN107931927B (en) | 2023-11-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE102020003759A1 (en) | TWO-SIDED BRAKE CONTROL UNIT HOUSING | |
CN101329364A (en) | Rotary type flexible circuit board testing jig | |
CN107931927A (en) | A kind of accelerator rod stent positioning welding instrument and positioning process | |
CN203410443U (en) | Auxiliary braking device of automobile | |
CN207942124U (en) | A kind of accelerator rod holder positioning welding tool | |
CN106525413B (en) | A kind of automobile rubber bush fatigue experimental device | |
CN105537653A (en) | Guiding structure and debugging method of inclined hole combined drilling jig | |
CN203907027U (en) | Pipe clamp | |
CN205629087U (en) | Steam turbine baffle hangers gasket producing implement | |
CN204451891U (en) | A kind of four-wheel aligner regulating mechanism | |
CN103698120A (en) | Testing device and method for testing rod of freight wagon | |
CN108705284A (en) | A kind of preceding lower swing arm back bush press-loading apparatus | |
CN205415492U (en) | Brake rubber tube and joint withhold device | |
CN208556590U (en) | A kind of preceding lower swing arm back bush press-loading apparatus | |
CN202949698U (en) | Double tail pulley traveling mechanism for walking tractor | |
CN105223033A (en) | Goods train brake beam fatigue test board guide pin bushing gap eliminator | |
CN205928401U (en) | Riveting clamp suitable for different specification beam assembly | |
CN206132335U (en) | Bounding wall loading verifying attachment before car | |
CN206468640U (en) | Improve driving sideslip fore sub frame positioning tool and apply its fore sub frame | |
CN206263853U (en) | A kind of power all-in-one enters cabin aid | |
CN210822198U (en) | Brake device for copilot and automobile | |
CN209257334U (en) | A kind of capsule demoulding intelligent synchronization movement mechanism | |
CN205190695U (en) | Transaxle the initiative taper gear assembly subassembly | |
CN206869671U (en) | A kind of shank is oriented to oil return block fixture for hole grinding | |
CN203753353U (en) | Transition gear vertical shaft fixing bracket of bicycle |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |