CN107263409A - A kind of longitudinal beam of automobile frame clamps support platform - Google Patents
A kind of longitudinal beam of automobile frame clamps support platform Download PDFInfo
- Publication number
- CN107263409A CN107263409A CN201710577696.8A CN201710577696A CN107263409A CN 107263409 A CN107263409 A CN 107263409A CN 201710577696 A CN201710577696 A CN 201710577696A CN 107263409 A CN107263409 A CN 107263409A
- Authority
- CN
- China
- Prior art keywords
- plate
- away
- fixedly connected
- connecting plate
- buffer
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/02—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby of table type
- B25H1/04—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby of table type portable
-
- 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
- B23K37/0461—Welding tables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
- B25H1/16—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
Support platform is clamped the invention discloses a kind of longitudinal beam of automobile frame, including base, the bottom of the base is welded with connection=bar vertically, the one end of buffer spring away from base is connected with supporting plate, the one end of buffer away from supporting plate is fixedly connected with fixed plate, side of the fixed plate away from buffer is fixedly connected with the first connecting plate, first connecting plate is connected with quadrilateral hinge by rivet, hydraulic pump is fixedly connected with the top of first connecting plate, the top of fixed plate and it is vertically welded with symmetrical retracting cylinder positioned at the two ends of the first connecting plate, the bottom of expansion plate is fixedly connected with the second connecting plate, the top of expansion plate is provided with slide rail, side of the sliding block away from slide rail is fixedly connected with fixture.The present invention is simple in construction, can effectively be buffered in the impact in hoisting process to clamping support platform, and telescopic expansion plate and moveable fixture realize and clamp support to different dimensions longitudinal beams, with high production efficiency.
Description
Technical field
Support platform is clamped the present invention relates to automobile production equipment technical field, more particularly to a kind of longitudinal beam of automobile frame.
Background technology
Automobile frame is typically made up of longitudinal and cross beam, and its form mainly has two kinds of edge-beam type and middle beam type, edge-beam type car
Frame is made up of two longerons and some crossbeams for being located at both sides, and longeron and crossbeam are connected into heavily fortified point with riveting or welding
Solid braced frame.Longeron is generally stamped to form with low alloy steel plate, and section configuration is generally groove profile, also have do it is z-shape or
Box.The requirement arranged according to the difference and structure of type of motor car, longeron can make bending in the horizontal plane or in vertical plane
, and equal section or non-equal section.
Automobile, it is necessary to carry out a series of processing to longitudinal beam, drilling, is welded etc. when production, and
If clamping undesirable in process, easily there is stress deformation or pitch of holes error, the assembling to the later stage brings difficulty,
Even produce defect ware；And vehicle frame can produce impulsive force during lifting, it is certain that this can cause support platform to occur
, there is deviation so as to cause to drill, weld etc. to process, be unfavorable for longitudinal beam in deformation, and exist in clamping process and rock
Accurate processing；The automobile production workshop of modernization requires that the longitudinal beam of different size is carried out to clamp support simultaneously, and this is just
It it is required that clamping support platform can adapt to that the longeron of different dimensions is carried out to clamp support.
The content of the invention
The invention aims to solve shortcoming present in prior art, and a kind of longitudinal beam of automobile frame proposed is pressed from both sides
Fill support platform.
To achieve these goals, present invention employs following technical scheme：
A kind of longitudinal beam of automobile frame clamps support platform, including base, and the bottom of the base is welded with connecting rod vertically, described
The one end of connecting rod away from base, which is connected with the top of universal wheel, the base, is fixedly connected with buffer spring, the buffering elastic
The one end of spring away from base is connected with supporting plate, and the base is connected by buffer spring with supporting plate, the top of the supporting plate
Portion is fixedly connected with buffer, and the one end of the buffer away from supporting plate is fixedly connected with fixed plate, and the supporting plate passes through
Buffer is connected with fixed plate, and side of the fixed plate away from buffer is fixedly connected with the first connecting plate, and described first connects
Fishplate bar is connected with the top of quadrilateral hinge, first connecting plate by rivet and is fixedly connected with hydraulic pump, the liquid
Side of the press pump away from the first connecting plate is provided with hydraulic stem, the hydraulic stem one end and quadrilateral hinge away from the first connecting plate
It is connected, the top of the fixed plate and is vertically welded with symmetrical retracting cylinder, the retracting cylinder positioned at the two ends of the first connecting plate
One end away from fixed plate is fixedly connected with expansion plate, and the fixed plate is connected by retracting cylinder with expansion plate, the expansion plate
Bottom be fixedly connected with the second connecting plate, the one end of the quadrilateral hinge away from the first connecting plate passes through rivet and second and connected
Fishplate bar is flexibly connected, and the top of the expansion plate, which is provided with slide rail, the slide rail, is connected with sliding block, and the sliding block is away from slide rail
Side is fixedly connected with fixture.
It is preferred that, the buffer is one kind in Liquid and gas damper or hydraulic bjuffer.
It is preferred that, the buffer is connected by screw with supporting plate and fixed plate.
It is preferred that, the universal wheel is provided with stop pedal.
It is preferred that, the retracting cylinder be divided into above and below two sections, it is lower section retracting cylinder inwall be provided with chute, be provided with chute
Some manholes, the ball-type projection matched with manhole is provided with the outer wall of upper section retracting cylinder, and the ball-type projection passes through
Connecting spring is connected with the inwall of upper section telescopic bar.
Compared with prior art, the beneficial effects of the invention are as follows：
In the present invention, by, provided with chute and the sliding block being connected in chute, realizing the movement of fixture in expansion plate；By
The bottom of base is provided with universal wheel, effectively increases the mobility for clamping support platform；By between base and supporting plate
Buffer, impact that can effectively suffered by buffer platform are provided with provided with buffer spring and at the top of supporting plate；By solid
Hinge is connected between the first connecting plate and expansion plate bottom at the top of fixed board, and the top of the first connecting plate is provided with hydraulic pressure
Pump, is connected between simultaneous retractable plate and fixed plate by expansion link, when hydraulic pump promotes hinge stretching motion using hydraulic stem,
The stretching motion of expansion plate is realized, simultaneous retractable strip moves the flexible of retracting cylinder, and upper section retracting cylinder is provided with using its outer wall
Ball-type projection match with the manhole that is provided with lower section retracting cylinder inwall chute, realize above and below two section retracting cylinders card
Position.The present invention is simple in construction, can effectively be buffered in the impact in hoisting process to clamping support platform, and telescopic flexible
Plate and moveable fixture are realized clamps support to different dimensions longitudinal beams, with high production efficiency.
Brief description of the drawings
Fig. 1 is the structural representation that a kind of longitudinal beam of automobile frame proposed by the present invention clamps support platform；
Fig. 2 is that a kind of longitudinal beam of automobile frame proposed by the present invention clamps the structure that support platform ball-type projection is connected with retracting cylinder and shown
It is intended to；
Fig. 3 is that a kind of longitudinal beam of automobile frame proposed by the present invention clamps the structural representation that the chute of support platform and retracting cylinder are combined
Figure.
In figure：1 base, 2 connecting rods, 3 universal wheels, 4 buffer springs, 5 supporting plates, 6 buffers, 7 fixed plates, 8 first connect
Fishplate bar, 9 hinges, 10 hydraulic pumps, 11 hydraulic stems, 12 retracting cylinders, 13 expansion plates, 14 second connecting plates, 15 slide rails, 16 sliding blocks, 17
Fixture, 18 stop pedals, 19 chutes, 20 manholes, 21 ball-type projections, 22 connecting springs.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
A kind of reference picture 1-3, longitudinal beam of automobile frame clamps support platform, including base 1, and the bottom of base 1 is welded vertically
There is connecting rod 2, the one end of connecting rod 2 away from base 1 is connected with universal wheel 3, and the top of base 1 is fixedly connected with buffer spring 4,
The one end of buffer spring 4 away from base 1 is connected with supporting plate 5, and base 1 is connected by buffer spring 4 with supporting plate 5, supporting plate 5
Top be fixedly connected with buffer 6, the one end of buffer 6 away from supporting plate 5 is fixedly connected with fixed plate 7, and supporting plate 5 passes through
Buffer 6 is connected with fixed plate 7, and side of the fixed plate 7 away from buffer 6 is fixedly connected with the first connecting plate 8, the first connecting plate
8 are connected with quadrilateral hinge 9 by rivet, and the top of the first connecting plate 8 is fixedly connected with hydraulic pump 10, and hydraulic pump 10 is remote
Side from the first connecting plate 8 is provided with hydraulic stem 11, the one end of hydraulic stem 11 away from the first connecting plate 8 and the phase of quadrilateral hinge 9
Even, the top of fixed plate 7 and symmetrical retracting cylinder 12 is vertically welded with positioned at the two ends of the first connecting plate 8, retracting cylinder 12 is remote
One end of fixed plate 7 is fixedly connected with expansion plate 13, and fixed plate 7 is connected by retracting cylinder 12 with expansion plate 13, expansion plate 13
Bottom is fixedly connected with the second connecting plate 14, and the one end of quadrilateral hinge 9 away from the first connecting plate 8 is connected by rivet with second
Plate 14 is flexibly connected, and the top of expansion plate 13, which is provided with slide rail 15, slide rail 15, is connected with sliding block 16, and sliding block 16 is away from slide rail 15
Side is fixedly connected with fixture 17.
Buffer 6 is one kind in Liquid and gas damper or hydraulic bjuffer.Buffer 6 is by screw and supporting plate 5 and admittedly
Fixed board 7 is connected.Universal wheel 3 is provided with stop pedal 18, and stop pedal 18 is conducive to the universal wheel 3 for clamping support platform to be fixed on
On ground.12 points of retracting cylinder is two section up and down, is provided with chute 19 in the inwall of lower section retracting cylinder, some circles are provided with chute 19
Shape through hole 20, the ball-type projection 21 matched with manhole 20, ball-type projection 21 and circle are provided with the outer wall of upper section retracting cylinder
Through hole 20 is combined the fixation for realizing retracting cylinder 12 in certain position.Ball-type projection 21 passes through connecting spring 22 and upper section telescopic bar
Inwall be connected.
Operation principle：The longeron of automobile frame is installed in the fixture 17 at the top of expansion plate 13, and fixture 17 can pass through sliding block
16 slide in slide rail 15, and hydraulic pump 10 promotes quadrilateral hinge 9 to do stretching motion by hydraulic stem 11, realizes the phase of expansion plate 13
For the flexible of fixed plate 7, the upper retracting cylinder of retracting cylinder 12 is slided using ball-type projection 21 in the chute 19 of lower retracting cylinder, when
Ball-type projection 21 slides into the screens of two section retracting cylinders above and below realization when in manhole 20, so as to realize expansion plate 13 certain
The fixation of position, while the buffer 6 that the buffer spring 4 and the top of supporting plate 5 that are provided between base 1 and supporting plate 5 are provided with
The impact to platform in lifting process can be slowed down, the stability for clamping support platform is effectively increased.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (5)
1. a kind of longitudinal beam of automobile frame clamps support platform, including base (1), it is characterised in that erect the bottom of the base (1)
Straight to be welded with connecting rod (2), the one end of the connecting rod (2) away from base (1) is connected with universal wheel (3), the base (1)
Top is fixedly connected with buffer spring (4), and the one end of the buffer spring (4) away from base (1) is connected with supporting plate (5), institute
State base (1) by buffer spring (4) with supporting plate (5) to be connected, buffer is fixedly connected with the top of the supporting plate (5)
(6), the one end of the buffer (6) away from supporting plate (5) is fixedly connected with fixed plate (7), and the supporting plate (5) passes through buffering
Device (6) is connected with fixed plate (7), and side of the fixed plate (7) away from buffer (6) is fixedly connected with the first connecting plate (8),
First connecting plate (8) is connected with quadrilateral hinge (9) by rivet, and the top of first connecting plate (8) is fixed
Hydraulic pump (10) is connected with, side of the hydraulic pump (10) away from the first connecting plate (8) is provided with hydraulic stem (11), the hydraulic pressure
Bar (11) is connected away from one end of the first connecting plate (8) with quadrilateral hinge (9), the top of the fixed plate (7) and is located at the
The two ends of one connecting plate (8) are vertically welded with symmetrical retracting cylinder (12), the one end of the retracting cylinder (12) away from fixed plate (7)
Expansion plate (13) is fixedly connected with, the fixed plate (7) is connected by retracting cylinder (12) with expansion plate (13), the expansion plate
(13) bottom is fixedly connected with the second connecting plate (14), and the one end of the quadrilateral hinge (9) away from the first connecting plate (8) leads to
Cross rivet to be flexibly connected with the second connecting plate (14), the top of the expansion plate (13) is provided with slide rail (15), the slide rail (15)
Sliding block (16) is inside connected with, side of the sliding block (16) away from slide rail (15) is fixedly connected with fixture (17).
2. a kind of longitudinal beam of automobile frame according to claim 1 clamps support platform, it is characterised in that the buffer
(6) it is one kind in Liquid and gas damper or hydraulic bjuffer.
3. a kind of longitudinal beam of automobile frame according to claim 1 clamps support platform, it is characterised in that the buffer
(6) it is connected by screw with supporting plate (5) and fixed plate (7).
4. a kind of longitudinal beam of automobile frame according to claim 1 clamps support platform, it is characterised in that the universal wheel
(3) it is provided with stop pedal (18).
5. a kind of longitudinal beam of automobile frame according to claim 1 clamps support platform, it is characterised in that the retracting cylinder
(12) two sections above and below being divided into, are provided with chute (19) in the inwall of lower section retracting cylinder, some manholes are provided with chute (19)
(20) the ball-type projection (21) matched with manhole (20), the ball-type projection (21), are provided with the upper outer wall for saving retracting cylinder
It is connected by connecting spring (22) with the inwall of the retracting cylinder (12) of upper section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710577696.8A CN107263409A (en) | 2017-07-15 | 2017-07-15 | A kind of longitudinal beam of automobile frame clamps support platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710577696.8A CN107263409A (en) | 2017-07-15 | 2017-07-15 | A kind of longitudinal beam of automobile frame clamps support platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107263409A true CN107263409A (en) | 2017-10-20 |
Family
ID=60072098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710577696.8A Pending CN107263409A (en) | 2017-07-15 | 2017-07-15 | A kind of longitudinal beam of automobile frame clamps support platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107263409A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115627A (en) * | 2017-12-21 | 2018-06-05 | 上海小糸车灯有限公司 | A kind of automobile-used workpiece board clamping vehicle of multi-direction adjustable |
| CN108326172A (en) * | 2018-03-30 | 2018-07-27 | 德清县荣昌冷轧带钢有限公司 | A kind of Multifunctional cold steel rolling process equipment |
| CN108639953A (en) * | 2018-06-26 | 2018-10-12 | 江苏友邦精工实业有限公司 | A kind of longitudinal beam of automobile frame clamps support platform |
| CN108994515A (en) * | 2018-10-15 | 2018-12-14 | 赵硕 | A kind of integral new-energy passenger welding clamp of vehicle frame |
| CN110202507A (en) * | 2019-06-03 | 2019-09-06 | 西安飞机工业（集团）有限责任公司 | A kind of elastic ring flexible support adjustment structure and method of adjustment |
| CN110421302A (en) * | 2019-08-30 | 2019-11-08 | 贵州大学 | A kind of welding fixture platform carrying out lifting and quadrangle adjusting |
| CN110509241A (en) * | 2019-09-30 | 2019-11-29 | 广东韶钢松山股份有限公司 | Tooling is gone up and down online for accessory under locomotive |
| CN110539093A (en) * | 2019-08-13 | 2019-12-06 | 江苏屹诚激光装备制造有限公司 | High-reliability laser cutting table |
| CN113478447A (en) * | 2021-07-20 | 2021-10-08 | 贵州黔新哲米科技有限公司 | Electromechanical device troubleshooting device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202271194U (en) * | 2011-10-11 | 2012-06-13 | 北汽福田汽车股份有限公司 | Frame longitudinal beam work fixture |
| CN203973186U (en) * | 2014-08-01 | 2014-12-03 | 湖北合强机械发展股份有限公司 | Full-automatic mounting plate |
| CN105883335A (en) * | 2016-04-07 | 2016-08-24 | 河海大学常州校区 | Conveying device for differential workpiece |
| CN205737642U (en) * | 2016-06-30 | 2016-11-30 | 湖北力帝机床股份有限公司 | Abandoned car car door essence tears platform open |
| CN206241715U (en) * | 2016-11-22 | 2017-06-13 | 浙江农业商贸职业学院 | Longitudinal beam of automobile frame clamps support platform |
| CN206278874U (en) * | 2016-10-21 | 2017-06-27 | 钱靖 | A kind of construction Special lifting ladder |
-
2017
- 2017-07-15 CN CN201710577696.8A patent/CN107263409A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202271194U (en) * | 2011-10-11 | 2012-06-13 | 北汽福田汽车股份有限公司 | Frame longitudinal beam work fixture |
| CN203973186U (en) * | 2014-08-01 | 2014-12-03 | 湖北合强机械发展股份有限公司 | Full-automatic mounting plate |
| CN105883335A (en) * | 2016-04-07 | 2016-08-24 | 河海大学常州校区 | Conveying device for differential workpiece |
| CN205737642U (en) * | 2016-06-30 | 2016-11-30 | 湖北力帝机床股份有限公司 | Abandoned car car door essence tears platform open |
| CN206278874U (en) * | 2016-10-21 | 2017-06-27 | 钱靖 | A kind of construction Special lifting ladder |
| CN206241715U (en) * | 2016-11-22 | 2017-06-13 | 浙江农业商贸职业学院 | Longitudinal beam of automobile frame clamps support platform |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115627A (en) * | 2017-12-21 | 2018-06-05 | 上海小糸车灯有限公司 | A kind of automobile-used workpiece board clamping vehicle of multi-direction adjustable |
| CN108326172A (en) * | 2018-03-30 | 2018-07-27 | 德清县荣昌冷轧带钢有限公司 | A kind of Multifunctional cold steel rolling process equipment |
| CN108639953A (en) * | 2018-06-26 | 2018-10-12 | 江苏友邦精工实业有限公司 | A kind of longitudinal beam of automobile frame clamps support platform |
| CN108639953B (en) * | 2018-06-26 | 2023-07-21 | 江苏友邦精工实业有限公司 | Automobile frame longitudinal beam clamping supporting platform |
| CN108994515A (en) * | 2018-10-15 | 2018-12-14 | 赵硕 | A kind of integral new-energy passenger welding clamp of vehicle frame |
| CN110202507A (en) * | 2019-06-03 | 2019-09-06 | 西安飞机工业（集团）有限责任公司 | A kind of elastic ring flexible support adjustment structure and method of adjustment |
| CN110539093A (en) * | 2019-08-13 | 2019-12-06 | 江苏屹诚激光装备制造有限公司 | High-reliability laser cutting table |
| CN110539093B (en) * | 2019-08-13 | 2021-07-30 | 江苏屹诚激光装备制造有限公司 | Laser cutting table |
| CN110421302A (en) * | 2019-08-30 | 2019-11-08 | 贵州大学 | A kind of welding fixture platform carrying out lifting and quadrangle adjusting |
| CN110509241A (en) * | 2019-09-30 | 2019-11-29 | 广东韶钢松山股份有限公司 | Tooling is gone up and down online for accessory under locomotive |
| CN113478447A (en) * | 2021-07-20 | 2021-10-08 | 贵州黔新哲米科技有限公司 | Electromechanical device troubleshooting device |
| CN113478447B (en) * | 2021-07-20 | 2022-06-14 | 贵州黔新哲米科技有限公司 | Electromechanical device troubleshooting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107263409A (en) | A kind of longitudinal beam of automobile frame clamps support platform | |
| CN103662876A (en) | Inclination-prevention ultra-high correction machine for truck | |
| CN108275626B (en) | Lifting structure of working hopper of insulating arm vehicle | |
| CN206241715U (en) | Longitudinal beam of automobile frame clamps support platform | |
| CN201165855Y (en) | Drill rod slide track vehicle | |
| CN207027315U (en) | A kind of city railway vehicle frock provision for disengagement | |
| CN106041825B (en) | A kind of sedan-chair frame adjusts frock | |
| CN208528408U (en) | Stringer assembly welding clamp | |
| CN108894108B (en) | bridge linear multidimensional adjusting device | |
| CN204470322U (en) | A kind of portal-type hydraulic calibration equipment for large-scale steel structure | |
| CN116021531A (en) | Sleeper spring inclined wedge assembling manipulator | |
| CN107984265A (en) | A kind of longitudinal beam of automobile frame clamps support platform | |
| CN109356620A (en) | A kind of portal-framed structure | |
| CN207448323U (en) | A kind of side frame assembling fixing tool | |
| CN102305035A (en) | Device for adjusting centration of complete vehicle-mounted service machine to wellhead | |
| CN102966032A (en) | Structural member of aluminum alloy passenger foot-bridge | |
| CN206985620U (en) | Car lift movable type traveling wheel construction | |
| CN105621311A (en) | Jacking mechanism | |
| CN205602900U (en) | Buffer base reinforcing apparatus | |
| CN111636263B (en) | F track panel equipment longitudinal positioning device | |
| CN210802935U (en) | Wheel set uniformly distributed weights integral lifting collision test vehicle | |
| CN203751580U (en) | Welding assisting fixture for side frame of railway vehicle bogie | |
| CN209339969U (en) | A kind of portal-framed structure | |
| CN203626605U (en) | Integral translation system for truck-mounted rig | |
| CN102493357B (en) | Rear leg device suitable for highway and railway two-purpose bridge girder erection machine |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171020 |
|
| RJ01 | Rejection of invention patent application after publication |