CN209614615U - A kind of auxiliary welding device - Google Patents
A kind of auxiliary welding device Download PDFInfo
- Publication number
- CN209614615U CN209614615U CN201920097258.6U CN201920097258U CN209614615U CN 209614615 U CN209614615 U CN 209614615U CN 201920097258 U CN201920097258 U CN 201920097258U CN 209614615 U CN209614615 U CN 209614615U
- Authority
- CN
- China
- Prior art keywords
- over table
- fixed
- roll
- active roll
- sliding sleeve
- 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.)
- Expired - Fee Related
Links
Landscapes
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model relates to a kind of auxiliary welding devices, including symmetrically arranged active roll-over table and driven roll-over table and the turnover device being located on active roll-over table and driven roll-over table.Turnover device includes the bearing block being symmetrically arranged on active roll-over table and driven roll-over table, the shaft being located on bearing block, the gripping mechanism for being fixed on the rotating arm of shaft one end and being located on rotating arm.Active roll-over table is equipped with rotating device, and rotating device includes that the driven wheel being located in active roll-over table upper shaft, the power device being located on active roll-over table and the driving wheel being located on power plant output shaft, driven wheel are engaged with driving wheel.The utility model is used for the welding of semi-trailer frame, and staff is in standing state in welding process, and sight is good, interferes small, conveniently moving, can effectively improve speed of welding and welding quality.
Description
Technical field
The utility model relates to the technical fields of semi-trailer frame welding, more particularly, to a kind of auxiliary welding device.
Background technique
Semitrailer is that axle is placed in vehicle's center of gravity (when vehicle is uniformly loaded) below, and equipped with can will be horizontal and vertical
Power is transmitted to the trailer of the hookup of tractor.Semitrailer is usually three axis semitrailers, and type is divided into 11 rice barn columns half
Trailer, 13 rice barn columns, a lot of types such as low flat bed semi trailer.It is a kind of heavy type being connected by towing pin with semi-mounted headstock
Transport vehicle.
Vehicle frame is most important load bearing component in semitrailer, plays the role of important carrying, the side bar of automobile on automobile
Formula vehicle frame, central frame etc. contain vehicle frame.Vehicle frame is usually stamped to form with low alloy steel plate, and section configuration is generally slot
Type, also some is made into Z-shaped or box equal section.
Since semitrailer is mostly customed product, most of is all small lot production or single-piece production, production process
Also in semi-automation, most welding is still by being accomplished manually.In existing production technology, welding still exists
It is completed in welding platform, staff mostly uses greatly overhead welding and downhand welding when welding, and welding quality is guaranteed always.Work when downhand welding
Squatting position or half squatting position are mostly used as personnel, weld sight is poor, in prolonged welding process, with the decline and welding of physical strength
The interference of smog is generated, welding quality can decline and occur obviously fluctuating.Staff is in new line for a long time and makees when overhead welding
Industry, physical demands is serious, and the welding slag and smog fallen when especially welding in the overhead position can generate serious interference, Wu Falian to staff
Continuous operation, especially when long weld seam welds, weld seam is discontinuously obvious, and vehicle frame quality cannot be guaranteed.
Utility model content
The purpose of the utility model is to provide a kind of auxiliary welding devices more convenient to use.
The above-mentioned purpose of the utility model has the technical scheme that
A kind of auxiliary welding device, including symmetrically arranged active roll-over table and driven roll-over table, it is located at active roll-over table
With the turnover device and height adjuster on driven roll-over table；
The turnover device includes the bearing block being symmetrically arranged on active roll-over table and driven roll-over table, is located on bearing block
Shaft, the gripping mechanism that is fixed on the rotating arm of shaft one end and is located on rotating arm；
The active roll-over table is equipped with rotating device；
The rotating device includes the driven wheel being located in active roll-over table upper shaft, the power being located on active roll-over table
Device and the driving wheel being located on power plant output shaft；The driven wheel is engaged with driving wheel.
The height adjuster includes being vertically fixed on active roll-over table and column on driven roll-over table, covering in column
On guide sleeve, the lifting hydraulic cylinder being vertically fixed on active roll-over table and driven roll-over table and the work being located on guide sleeve
Platform；
The piston rod of the lifting hydraulic cylinder is hinged on the bottom surface of workbench；
The bearing block is mounted on the top surface of workbench.
It is fixed on gripping mechanism, then rotating device after the completion of main body of vehicle frame welding by using above-mentioned technical proposal
Drive the shaft rotation being attached thereto, main body of vehicle frame can also rotate with it at this time, rotational angle according to the needs of staff into
Row adjustment, perpendicular to the ground or inclination.Staff can carry out weld job, standing shape under standing state under the position
Staff is the most comfortable under state, can move at any time, facilitates and carries out long weld seam welding.Smog floats upwards when welding, and welding slag is fallen
Onto ground, the interference of generation is very small, and especially standing, weld when welding is bright and clear, and observation is convenient, is conducive to weld
The raising of quality.When welding position is improper, height adjuster can adjust the distance between vehicle frame and ground, facilitate work
It is welded as personnel.
The utility model is further arranged to: the distance adjusting system includes the track fixed on the ground, is fixed on
Sliding block on driven roll-over table bottom surface, the rack gear that track side is set, the horizontal drive apparatus being located on driven roll-over table and
The horizontal drive gear being located on horizontal drive apparatus；
The sliding block is slidably connected with track；The horizontal drive wheel and rack engagement.
By using above-mentioned technical proposal, the distance between driven roll-over table and active roll-over table can in the utility model
Change, can be adjusted according to vehicle frame length, use scope can be expanded.
The utility model is further arranged to: the driving wheel and driven wheel are equipped with the transmission for connecting the two
Band.
By using above-mentioned technical proposal, the distance between driving wheel and driven wheel increase, and transmit power by transmission belt,
The mounting height of power device can first declined, to reduce the center of active roll-over table, keeps it more firm, another party
Face can reduce the final output revolving speed of power device by the design of small driving wheel and big driven wheel, improve the torsion of its final output
Square.In the subsequent use process, bigger driven wheel can also be replaced, the output torque of power device is further increased,
To drive the vehicle frame of big quality to rotate.
The utility model is further arranged to: further including locking device；
The locking device includes the cunning that the fixing sleeve being horizontally fixed on active roll-over table and fixing sleeve are slidably connected
The locked hydraulic cylinder that cover, is located in fixing sleeve and the locating piece for being fixed on sliding sleeve one end；
The both ends of the hydraulic cylinder are hinged with fixing sleeve and sliding sleeve respectively；
The location hole to match with locating piece is provided on the driven wheel；
The location hole surrounds the axis circular array of driven wheel.
By using above-mentioned technical proposal, after vehicle frame turns to designated position, locked hydraulic cylinder pushes locating piece insertion
Positioning hole on to driven wheel can be avoided vehicle frame and rotate during the welding process.
The utility model is further arranged to: the gripping mechanism includes lateral gripping mechanism and longitudinally clamps device.
By using above-mentioned technical proposal, turnover device can in the horizontal direction be adjusted on vertical direction, use
To adapt to the vehicle frame of different in width and different-thickness, thus the use scope of further expansion the utility model.
The utility model is further arranged to: it is described transverse direction gripping mechanism be symmetrically fixed on rotating arm two sides side baffle,
The lateral locked hydraulic cylinder that is vertically fixed on side baffle lateral surface, the laterally steering set being fixed on side baffle medial surface, with
The lateral sliding sleeve that laterally steering set is slidably connected and the lateral pressing plate being fixed on lateral sliding sleeve；
The piston rod of the transverse direction locked hydraulic cylinder is hinged on lateral sliding sleeve after passing through the hole on side baffle.
By using above-mentioned technical proposal, the utility model provides a kind of specific structure of lateral gripping mechanism, work
When transverse direction locked hydraulic cylinder to push lateral sliding sleeve mobile, and then the distance between make two pieces of lateral pressing plates and change, two pieces of cross
Vehicle frame can be clamped to pressing plate, it is avoided to shake or fall.
The utility model is further arranged to: the device that longitudinally clamps includes the lower block for being symmetrically fixed on rotating arm side
Plate is fixed on rotating arm and overhead gage corresponding with lower baffle plate, longitudinal locking for being vertically fixed on overhead gage upper side
Hydraulic cylinder, the longitudinally guiding set being fixed on overhead gage downside, the longitudinal sliding sleeve being slidably connected with longitudinally guiding set and fixation
Longitudinal pressing plate on longitudinal sliding sleeve；
The piston rod of the longitudinal direction locked hydraulic cylinder is hinged on longitudinal sliding sleeve after passing through overhead gage.
By using above-mentioned technical proposal, the utility model provides a kind of specific structure for longitudinally clamping device, work
When longitudinal direction locked hydraulic cylinder push longitudinal sliding sleeve mobile, the distance between two pieces of longitudinal pressing plates change, can be from upper and lower two
Vehicle frame is clamped in side, it is avoided to shake or fall.
The utility model is further arranged to: the locating piece is cone；
The location hole is the conical bore to match with the cone.
By using above-mentioned technical proposal, the locating piece of circular cone figure does not need to do in the location hole of insertion cone
Accurate alignment function, the two can carry out automatically position adjustment during contact, be can reduce in this way to control precision
It is required that.
The utility model is further arranged to: the transmission belt is any one in chain, synchronous belt and belt.
By using above-mentioned technical proposal, the utility model provides the multiple types of transmission belt.
In conclusion the advantageous effects of the utility model are as follows:
1. the welding manner of vehicle frame is had traditional downhand welding or overhead welding to become vertical position welding, welding process by the utility model
In, staff is in standing state, and operating space is big, can flexibly move, sight is good.The smog generated in welding process
Rise, welding slag is fallen on ground, and the influence to welding is very small.Especially during carrying out long weld seam welding, work
Personnel can slowly move with the stroke of weld seam, weld seam one-pass molding, and quality and efficiency can be guaranteed.
2. the turnover device of the utility model can be adjusted in the horizontal and vertical directions, and actively be overturn
The distance between platform and driven roll-over table can also be adjusted, and can adapt to the vehicle frame of different length, width and thickness, be used
Range is wider.
3. the utility model is positioned using the locating piece of cone and the location hole of cone, locating piece is fixed in insertion
During the hole of position, the position of the two can be adjusted automatically, can reduce the requirement to rotation precision
4. the utility model can also carry out height adjustment, when encountered in welding process position while welding it is improper when, work
Platform can rise or decline, and make weld movement to suitable height, staff is facilitated to weld.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model.
Fig. 2 is the structural schematic diagram of the locking device of the utility model.
Fig. 3 is the lateral gripping mechanism of the utility model and the structural schematic diagram of portraitlandscape gripping mechanism.
In figure, 11, active roll-over table；12, driven roll-over table；21, bearing block；22, shaft；23, rotating arm；24, driven
Wheel；25, driving wheel；26, transmission belt；31, track；32, sliding block；33, rack gear；34, horizontal drive gear；41, fixing sleeve；42,
Sliding sleeve；43, locked hydraulic cylinder；44, locating piece；45, location hole；51, side baffle；52, lateral locked hydraulic cylinder；53, it laterally leads
To set；54, lateral sliding sleeve；55, lateral pressing plate；61, lower baffle plate；62, overhead gage；63, hang down longitudinal locked hydraulic cylinder；64, longitudinal
Guide sleeve；65, longitudinal sliding sleeve；66, longitudinal pressing plate；71, column；72, guide sleeve；73, lifting hydraulic cylinder；74, workbench.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
It referring to Fig.1, is a kind of auxiliary welding device disclosed by the utility model, wherein active roll-over table 11 and driven overturning
Platform 12 is used as main body, remaining part is installed on active roll-over table 11 and driven roll-over table 12.
Active roll-over table 11 is directly fixed on the ground in workshop with foundation bolt or expansion bolt, on upper surface
Four angles are respectively welded four columns 71, and guide sleeve 72 is cased on column 71, can slide on column 71.It is put in column 71
It is equipped with lifting hydraulic cylinder 73, the lower end of lifting hydraulic cylinder 73 and the bottom surface of column 71 are hinged, and the top surface of upper end and guide sleeve 72 is cut with scissors
It connects.Workbench 74 is welded or be bolted on guide sleeve 72, can download vertical direction in the promotion of lifting hydraulic cylinder 73
Upper movement.
Two tracks 31 are fixed with foundation bolt on the ground in workshop, wherein the outside of a track 31 is fixed with rack gear
33, installation is equipped with horizontal drive apparatus in driven roll-over table 12 there are four sliding block 32 on the bottom surface of driven roll-over table 12.Level is driven
The dynamic specific component of device includes the motor and speed reducer being mounted on driven roll-over table 12, and the key connection of horizontal drive gear 34 exists
On the output shaft of speed reducer.Horizontal drive gear 34 is engaged with rack gear 33, and sliding block 32 is located on track 31.In horizontal drive apparatus
Promotion under, driven roll-over table 12 can be moved in a straight line along track 31, and then change it between active roll-over table 11
Distance.
Active roll-over table 11 is equipped with turnover device.The quantity of bearing block 21 in turnover device is two, and bolt is fixed on
On active roll-over table 11, shaft 22 is rotatablely connected after passing through two bearing blocks 21 with it.One end of shaft 22 is welded with rotation
Pivoted arm 23, rotating arm 23 is perpendicular to shaft 22.
The structure of turnover device is identical as the structure of turnover device on active roll-over table 11 on driven roll-over table 12, herein not
It repeats again.
Rotating device and locking device are additionally provided on active roll-over table 11.
Driven wheel 24 in rotating device is keyed the rotary electric machine being fixed on active roll-over table 11 in shaft 22 and turns
The driving wheel 25 of dynamic speed reducer and key connection on rotation speed reducer output shaft.Driving wheel 25 and driven wheel 24 can be with gears, skin
One of belt wheel, synchronous pulley or sprocket wheel, when it is gear, the two is directly engaged；When it is belt pulley, synchronous pulley
Or when sprocket wheel, need that transmission belt 26 is cooperated to carry out power transmission.
Referring to Fig. 2, fixing sleeve 41 is directly welded on active roll-over table 11 in locking device, is cased with a sliding sleeve thereon
42.One locked hydraulic cylinder 43 is installed, both ends are hinged with fixing sleeve 41 and sliding sleeve 42 respectively in fixing sleeve 41.Sliding sleeve 42
The locating piece 44 of a cone shape is welded on front end.It is provided with the location hole 45 of multiple cones on driven wheel 24, locks liquid
When cylinder pressure 43 acts, pushes sliding sleeve 42 to move forward, locating piece 44 can be shifted onto location hole 45.
Referring to Fig. 3, rotating arm 23 is equipped with lateral gripping mechanism and longitudinally clamps two parts of device.Lateral gripping mechanism
The quantity of middle side baffle 51 is two, is symmetrically welded at the both ends of rotating arm 23, has been bolted on the lateral surface of side baffle 51
Lateral locked hydraulic cylinder 52 is welded with laterally steering set 53 on medial surface, is cased with lateral sliding sleeve 54 on laterally steering set 53, laterally
The top of sliding sleeve 54 is welded with lateral pressing plate 55.A hole is provided on side baffle 51, the piston rod of lateral locked hydraulic cylinder 52 is worn
It is hinged on lateral sliding sleeve 54 after crossing this hole, lateral sliding sleeve 54 can be pushed to slide on laterally steering set 53.
Longitudinally clamping the quantity of lower baffle plate 61 and overhead gage 62 in device is two, is respectively symmetrically welded on rotating arm 23
Two sides.It has been bolted longitudinal locked hydraulic cylinder 63 on the upper side of overhead gage 62, has been welded with longitudinally guiding set on downside
64, longitudinally guiding, which covers, is cased with longitudinal sliding sleeve 65 on 64, and longitudinal pressing plate 66 is welded on longitudinal sliding sleeve 65.One is provided on overhead gage 62
A hole, the piston rod of longitudinal locked hydraulic cylinder 63 are hinged on longitudinal sliding sleeve 65 after passing through this hole, can push longitudinal sliding sleeve
65 slide on longitudinally guiding set 64.
The implementation principle of the present embodiment are as follows:
According to the distance between the length adjustment active roll-over table 11 of vehicle frame and driven roll-over table 12.Horizontal drive fills at this time
Movement is set, horizontal drive gear 34 is driven to rotate, horizontal drive gear 34 engages with rack gear 33, will push driven roll-over table 12 and exist
It slides, stops after the completion of adjustment, the distance between active roll-over table 11 and driven roll-over table 12 should be greater than at this time on track 31
Vehicle frame length, so as to easily be put into vehicle frame.
Power device movement drives shaft 22 to rotate, when rotating arm 23 by driving wheel 25, transmission belt 26 and driven wheel 24
Stop after parallel to the ground.
Vehicle frame is sling with overhead traveling crane, is placed on the lower baffle plate 61 on rotating arm 23.Hang down longitudinal direction locked hydraulic cylinder 63
It acts first, longitudinal sliding sleeve 65 is pushed to stop to after the direction of vehicle frame movement, longitudinal pressing plate 66 and frame contact.Then horizontal
It is acted to locked hydraulic cylinder 52, the direction for pushing lateral sliding sleeve 54 to close vehicle frame is mobile, when lateral pressing plate 55 and frame contact
After stop.
Horizontal drive apparatus acts again, and the direction for pushing driven roll-over table 12 to close vehicle frame is mobile, when rotation thereon
Stopping pivoted arm 23 and vehicle frame will contact at once when.Gap between the two is controlled in 2-3mm or so.
Gripping mechanism movement on rotating arm 23 on driven roll-over table 12, by vehicle frame clamping, the process and actively overturning
The course of work of gripping mechanism is identical on platform 11, and details are not described herein again.
The hook of overhead traveling crane is taken off from vehicle frame and starts the power device on active roll-over table 11.Vehicle frame starts at this time
Slowly rotation, power device stops after turning to proper angle, and locked hydraulic cylinder 43 acts, and pushes 42 forward slip of sliding sleeve,
Locating piece 44 is shifted onto the location hole 45 on driven wheel 24.So far preparation is completed, and staff starts to scheme according to welding
Paper welds vehicle frame.
In welding process, if encounter angle and need to adjust, 43 counteragent of locked hydraulic cylinder, by locating piece 44 from
It is pulled out in location hole 45, vehicle frame pushes back after turning to proper angle by locating piece 44.It is actively overturn if when height is suitable
Lifting hydraulic cylinder 73 on platform 11 and driven roll-over table 12 moves at the same time, and adjusts the distance between workbench 74 and ground, in turn
Increase or decrease vehicle frame at a distance from ground.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (9)
1. a kind of auxiliary welding device, it is characterised in that: including symmetrically arranged active roll-over table (11) and driven roll-over table
(12), the turnover device and height adjuster being located on active roll-over table (11) and driven roll-over table (12)；
The turnover device include be symmetrically arranged at active roll-over table (11) on driven roll-over table (12) bearing block (21), be located at
Shaft (22) on bearing block (21), the clamping for being fixed on the rotating arm (23) of shaft (22) one end and being located on rotating arm (23)
Device；
The active roll-over table (11) is equipped with rotating device；
The rotating device includes the driven wheel (24) being located in active roll-over table (11) upper shaft (22), is located at active roll-over table
(11) power device on and the driving wheel (25) being located on power plant output shaft；The driven wheel (24) and driving wheel (25)
Engagement；
The height adjuster include be vertically fixed on active roll-over table (11) and driven roll-over table (12) column (71),
It covers in the guide sleeve (72) on column (71), the lifting liquid that is vertically fixed on active roll-over table (11) and driven roll-over table (12)
Cylinder pressure (73) and the workbench (74) being located on guide sleeve (72)；
The piston rod of the lifting hydraulic cylinder (73) is hinged on the bottom surface of workbench (74)；The bearing block (21) is mounted on work
On the top surface for making platform (74).
2. a kind of auxiliary welding device according to claim 1, it is characterised in that: further include distance adjusting system；
The cunning that the distance adjusting system includes the track (31) fixed on the ground, is fixed on driven roll-over table (12) bottom surface
Block (32), setting in the rack gear (33) of track (31) side, the horizontal drive apparatus that is located on driven roll-over table (12) and are located at
Horizontal drive gear (34) on horizontal drive apparatus；
The sliding block (32) is slidably connected with track (31)；
The horizontal drive gear (34) is engaged with rack gear (33).
3. a kind of auxiliary welding device according to claim 1, it is characterised in that: further include by the driving wheel (25) and
The transmission belt (26) that the driven wheel (24) connects.
4. a kind of auxiliary welding device according to claim 1 or 3, it is characterised in that: further include locking device；
The locking device includes that the fixing sleeve (41) being horizontally fixed on active roll-over table (11) and fixing sleeve (41) sliding connect
The sliding sleeve (42) that connects, the locked hydraulic cylinder (43) being located in fixing sleeve (41) and the locating piece for being fixed on sliding sleeve (42) one end
(44)；
The both ends of the hydraulic cylinder (43) are hinged with fixing sleeve (41) and sliding sleeve (42) respectively；Be provided on the driven wheel (24) with
The location hole (45) that locating piece (44) matches；The location hole (45) surrounds the axis circular array of driven wheel (24).
5. a kind of auxiliary welding device according to claim 1, it is characterised in that: the gripping mechanism includes lateral clamping
Device and longitudinally clamp device.
6. a kind of auxiliary welding device according to claim 5, it is characterised in that: the transverse direction gripping mechanism is symmetrically fixed
Side baffle (51), the lateral locked hydraulic cylinder that is vertically fixed on side baffle (51) lateral surface in rotating arm (23) two sides
(52), the laterally steering set (53) being fixed on side baffle (51) medial surface, the transverse direction being slidably connected with laterally steering set (53)
Sliding sleeve (54) and the lateral pressing plate (55) being fixed on lateral sliding sleeve (54)；
The piston rod of the transverse direction locked hydraulic cylinder (52) is hinged on lateral sliding sleeve (54) after passing through the hole on side baffle (51).
7. a kind of auxiliary welding device according to claim 5, it is characterised in that: the device that longitudinally clamps includes symmetrical
It is fixed on the lower baffle plate (61) of rotating arm (23) side, is fixed on rotating arm (23) and upper gear corresponding with lower baffle plate (61)
Plate (62), the longitudinal locked hydraulic cylinder (63) being vertically fixed on overhead gage (62) upper side are fixed on the downside of overhead gage (62)
The longitudinal sliding sleeve (65) and be fixed on longitudinal sliding sleeve that longitudinally guiding set (64) and longitudinally guiding set (64) on face are slidably connected
(65) longitudinal pressing plate (66) on；
The piston rod of the longitudinal direction locked hydraulic cylinder (63) is hinged on longitudinal sliding sleeve (65) after passing through overhead gage (62).
8. a kind of auxiliary welding device according to claim 4, it is characterised in that: the locating piece (44) is cone；
The location hole (45) is the conical bore to match with the cone.
9. a kind of auxiliary welding device according to claim 3, it is characterised in that: the transmission belt (26) is chain, together
Walk any one in band and belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920097258.6U CN209614615U (en) | 2019-01-21 | 2019-01-21 | A kind of auxiliary welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920097258.6U CN209614615U (en) | 2019-01-21 | 2019-01-21 | A kind of auxiliary welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209614615U true CN209614615U (en) | 2019-11-12 |
Family
ID=68450840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920097258.6U Expired - Fee Related CN209614615U (en) | 2019-01-21 | 2019-01-21 | A kind of auxiliary welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209614615U (en) |
-
2019
- 2019-01-21 CN CN201920097258.6U patent/CN209614615U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109702417A (en) | A kind of semi-trailer frame auxiliary welding tilter | |
| CN109352258A (en) | A kind of overturning mounted welder of chassis of semi-trailer | |
| CN106001953B (en) | A kind of H profile steel cutting production line | |
| CN206107393U (en) | AGV mobile device | |
| CN110039248B (en) | A shaping welding equipment for I-steel production | |
| CN212289948U (en) | 360-degree steering traveling trolley | |
| CN208307687U (en) | A kind of novel native stone transport feeding device | |
| CN211804530U (en) | Automatic welding machine for longitudinal seam tank accessories | |
| CN103215955B (en) | Airborne hydraulic spiral pile driver | |
| CN102489906B (en) | Flexible automatic welding device for automobile body | |
| CN209614615U (en) | A kind of auxiliary welding device | |
| WO2021244092A1 (en) | Steel rail weld seam full-section milling and grinding machine and operating vehicle | |
| US3929324A (en) | Flame cutting machine | |
| CN209272837U (en) | A kind of overturning mounted welder of chassis of semi-trailer | |
| CN206948882U (en) | A kind of tumbrel of adjustable wheel spacing | |
| CN205290212U (en) | Single -beam crane's end beam weldment work platform | |
| CN2782291Y (en) | Beam workpiece side tilter | |
| CN111482485A (en) | Pushing device for refrigerator stamping part | |
| CN208556447U (en) | A kind of equipment being connect for tank truck frame and shoulder protector with tank body | |
| CN211073068U (en) | Internal grinding machine | |
| CN210703275U (en) | Full-automatic welding set for production of street lamp base | |
| CN209397476U (en) | A kind of high-speed rail single-track tunnel inverted arch one trestle | |
| CN104828448B (en) | Convey the heap de-stacking device of sledge | |
| CN211387426U (en) | Automatic stitch welding machine convenient to pay-off | |
| CN209174897U (en) | A kind of casting machine being conveniently adjusted pouring position |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191112 Termination date: 20210121 |