CN109926715B - Unidirectional flow continuous laser tailor-welding system - Google Patents
Unidirectional flow continuous laser tailor-welding system Download PDFInfo
- Publication number
- CN109926715B CN109926715B CN201711372255.0A CN201711372255A CN109926715B CN 109926715 B CN109926715 B CN 109926715B CN 201711372255 A CN201711372255 A CN 201711372255A CN 109926715 B CN109926715 B CN 109926715B
- Authority
- CN
- China
- Prior art keywords
- car
- vehicle
- lathe
- axis
- axis driving
- 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
Images
Landscapes
- Laser Beam Processing (AREA)
Abstract
The invention belongs to the technical field of laser tailor-welded blanks, and particularly relates to a unidirectional flow continuous laser tailor-welding system. The laser welding mechanism is arranged above the A car and the B car through the laser head fixing beam, and the plate positioning mechanism is arranged above the A car and used for positioning plates. The invention adopts a double-cycle vehicle structure, has compact structure and improves the welding efficiency; the servo double-vehicle continuous cycle has the functions of double-drive synchronization, speed change between plates and compatibility of long plates and short plates.
Description
Technical Field
The invention belongs to the technical field of laser tailor-welded blanks, and particularly relates to a unidirectional flow continuous laser tailor-welding system.
Background
At present, the tailor-welding technology is more and more mature in application, and tailor-welded parts are selected for more vehicle types. The light weight is a mode that the effect is the fastest and the technology is relatively mature when automobile enterprises deal with the standard requirements of fuel automobile emission which are stricter. Of the many technical routes to weight reduction, aluminum body and composite materials are not currently mainstream for cost and technical reasons. Lightweight steel sheet stamped-formed part welded structure vehicle bodies are still the mainstream of vehicle bodies within 5-10 years. The high-strength steel piece is the inevitable choice, and hot forming and tailor welding are two main forms of the high-strength steel piece.
The material of the tailor-welded part is changed, the strength of the steel plate is gradually improved, and the coating of the steel plate is diversified. Besides galvanized sheets, the method also has new technologies such as aluminum-silicon coatings, and simultaneously puts forward new requirements for removing the coatings before welding, adding plating layers after welding, and the like. The existing tailor-welding equipment is single in function and low in efficiency, and cannot meet market requirements.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a unidirectional flow continuous laser tailor-welding system, so as to solve the problems of single function and low efficiency of the existing tailor-welding equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a continuous laser tailor-welding system of uniflow, includes sheet material positioning mechanism, A car, laser head welding mechanism, laser head fixed cross beam, B car and lathe bed, and wherein the A car sets up in the top of lathe bed, and has the degree of freedom along X, Y axle direction motions, the B car sets up in the lathe bed, and has the degree of freedom along X, Z axle motion, laser head welding mechanism passes through laser head fixed cross beam and sets up in the top of A car and B car, sheet material positioning mechanism set up in A car top for the location of sheet material.
The A car includes half car on the left side and half car on the right side that can follow Y axle direction and open and shut, half car on the left side and half car on the right side all with the A car X axle guide rail sliding connection that the lathe bed both sides were equipped with.
Half car on a left side and half car on the right side structure are the same, all include A car base, A car automobile body, A car electromagnet, A car X axle actuating mechanism and A car Y axle actuating mechanism, wherein A car base with A car X axle guide rail sliding connection, and follow through A car X axle actuating mechanism drive A car X axle guide rail slides, A car automobile body installs on A car base along Y axle direction slidable, and moves along Y axle direction through A car Y axle actuating mechanism's drive, be equipped with the A car electromagnet who is used for fixed sheet material on the A car automobile body.
The X-axis driving mechanism of the A vehicle comprises an X-axis driving speed reducer of the A vehicle, a gear of the A vehicle and an upper rack, wherein the upper rack is arranged above the lathe bed along the X-axis direction; a car Y axle actuating mechanism is including setting up A car Y axle drive lead screw and A car Y axle driving motor on the A car base, wherein A car Y axle drive lead screw pass through the screw with A car body coupling, A car Y axle driving motor and A car Y axle drive screw connection.
And a circulating water cooling system is arranged in the electromagnet of the vehicle A.
The B vehicle comprises a B vehicle base, a B vehicle body, a B vehicle electromagnet, a B vehicle Z-axis driving mechanism and a B vehicle X-axis driving mechanism, wherein the B vehicle base is connected with a B vehicle X-axis guide rail arranged on the bed body in a sliding manner and is driven to move along an X axis by the B vehicle X-axis driving mechanism; the B car automobile body can be installed with sliding along Z axle direction on the B car base, and passes through the drive of B car Z axle actuating mechanism is along Z axle direction motion, be equipped with the B car electro-magnet that is used for fixed sheet material on the B car automobile body.
The B vehicle X-axis driving mechanism comprises a B vehicle X-axis driving speed reducer, a B vehicle X-axis driving motor, a B vehicle gear and a lower rack, wherein the lower rack is arranged below the lathe bed along the X direction; b car Z axle actuating mechanism including set up in B car Z axle drive lead screw and B car Z axle driving motor on the B car base, wherein B car Z axle drive lead screw pass through the screw with B car body coupling.
And a circulating water cooling system is arranged in the electromagnet of the B vehicle.
The laser head fixed cross beam is of a gantry structure, a positioning mechanism cross beam is connected to the laser head fixed cross beam, and the plate positioning mechanism is arranged on the positioning mechanism cross beam.
The plate positioning mechanism can stretch out and draw back along the Z direction.
The invention has the advantages and beneficial effects that:
1. the invention relates to a unidirectional flow continuous laser tailor-welding system which is suitable for welding steel plates with the same or different materials, equal thickness or different thickness into a whole by a laser welding method.
2. The invention reduces the cost of the whole equipment: two sets of equipment are integrated into one set, a set of feeding and discharging mechanism is omitted, and the equipment cost is reduced by more than 30%.
3. The invention improves the production efficiency: the efficiency is 35% higher than that of the traditional tailor-welding equipment.
4. The invention has small occupied area and compact structure: the front end is loaded, the rear end is unloaded, and the equipment structure is clear.
5. The invention meets the development direction of the market: customers seek low cost, high efficiency devices.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic structural view of the cart A and the cart B of the present invention;
FIG. 4 is a top view of the vehicle A and the vehicle B of the present invention
Fig. 5 is a sectional view a-a of fig. 4.
In the figure: the device comprises a positioning mechanism beam 1, a plate positioning mechanism 2, a laser head welding mechanism 4, a laser head fixing beam 5, a laser head B, a brush plate 7, an electromagnet A, a Y-axis driving lead screw A, an X-axis driving speed reducer A, a Y-axis driving motor A, an X-axis driving motor A, an electromagnet B, an X-axis guide rail 14, a rack 15, a Z-axis driving lead screw B, an X-axis driving speed reducer B, an X-axis driving motor B, a lathe bed 19, a laser head welding mechanism A, a laser head fixing beam B, a laser head welding mechanism B.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, the unidirectional flow continuous laser tailor-welding system provided by the invention comprises a plate positioning mechanism 2, an a car 3, a laser head welding mechanism 4, a laser head fixing beam 5, a B car 6 and a bed 19, wherein the a car 3 is arranged at the top of the bed 19 and has a degree of freedom of movement along an X, Y axis direction, the B car 6 is arranged in the bed 19 and has a degree of freedom of movement along a X, Z axis, the laser head welding mechanism 4 is arranged above the a car 3 and the B car 6 through the laser head fixing beam 5, and the plate positioning mechanism 2 is arranged above the a car 3 and is used for positioning a plate.
Further, the laser head fixing cross beam 5 is of a gantry structure, the laser head fixing cross beam 5 is connected with a positioning mechanism cross beam 1, and the plate positioning mechanism 2 is arranged on the positioning mechanism cross beam 1. The plate positioning mechanism 2 can stretch out and draw back along the Z direction.
As shown in fig. 3-4, the a-car 3 includes a left half car and a right half car that can be opened and closed along the Y-axis direction, and both the left half car and the right half car are slidably connected to the a-car X-axis guide rails 14 provided on both sides of the bed 19.
Half car on a left side and half car on the right side structure are the same, all include a car base, a car automobile body, a car electromagnet 8, a car X axle actuating mechanism and a car Y axle actuating mechanism, wherein A car base and 14 sliding connection of A car X axle guide rail, and slide along A car X axle guide rail 14 through the drive of A car X axle actuating mechanism, a car automobile body is installed on A car base along Y axle direction slidable, and the drive through A car Y axle actuating mechanism moves along Y axle direction, be equipped with the A car electromagnet 8 that is used for fixed sheet material on the a car automobile body.
The X-axis driver of the A vehicle adopts a synchronization technology, so that the left half vehicle and the right half vehicle form an integral unit to reciprocate and synchronously move along the X axis.
The X-axis driving mechanism of the A vehicle comprises an X-axis driving speed reducer 10 of the A vehicle, a gear of the A vehicle and an upper rack 15, wherein the upper rack 15 is arranged above the bed 19 along the X-axis direction, the X-axis driving speed reducer 10 of the A vehicle is arranged on a base of the A vehicle, and the output end of the X-axis driving speed reducer is provided with the gear of the A vehicle which is meshed with the upper rack 15; the Y-axis driving mechanism of the A vehicle comprises a Y-axis driving lead screw 9 of the A vehicle and a Y-axis driving motor 12 of the A vehicle, wherein the Y-axis driving lead screw 9 of the A vehicle is connected with the vehicle body of the A vehicle through a nut, and the Y-axis driving motor 12 of the A vehicle is connected with the Y-axis driving lead screw 9 of the A vehicle.
Further, a circulating water cooling system is arranged in the electromagnet 8 of the vehicle A.
The B vehicle 6 comprises a B vehicle base, a B vehicle body, a B vehicle electromagnet 13, a B vehicle Z-axis driving mechanism and a B vehicle X-axis driving mechanism, wherein the B vehicle base is connected with a B vehicle X-axis guide rail arranged on the bed 19 in a sliding manner and is driven by the B vehicle X-axis driving mechanism to move along an X axis; the B car body can be installed on the B car base in a sliding mode along the Z-axis direction, and is driven to move along the Z-axis direction through the B car Z-axis driving mechanism, and a B car electromagnet 13 used for fixing the plates is arranged on the B car body.
The B vehicle X-axis driving mechanism comprises a B vehicle X-axis driving speed reducer 17, a B vehicle X-axis driving motor 18, a B vehicle gear and a lower rack, wherein the lower rack is arranged below the lathe bed 19 along the X direction, the B vehicle X-axis driving speed reducer 17 is connected with the B vehicle X-axis driving motor 18 and is arranged on a B vehicle base, and the output end of the B vehicle X-axis driving speed reducer 17 is provided with a B vehicle gear meshed with the lower rack; the Z-axis driving mechanism of the B vehicle comprises a Z-axis driving lead screw 16 of the B vehicle and a Z-axis driving motor of the B vehicle, which are arranged on a base of the B vehicle, wherein the Z-axis driving lead screw 16 of the B vehicle is connected with a vehicle body of the B vehicle through a nut.
Further, a circulating water cooling system is arranged in the electromagnet 13 of the B vehicle.
The unidirectional flow continuous laser tailor-welding system has the main technical indexes that: laser welding speed: 12m/mi n; idle-stroke conveying speed: 70 m/min. The upper part of the main machine electromagnet is integrated with a plate positioning mechanism 2 which is a datum of a welding line, and the thick plate is positioned according to the datum. The thin plate positioning guide mechanism is configured to avoid edge misalignment in the thin plate positioning process, and the height of the guide mechanism can be adjusted to adapt to plate types with different thicknesses according to plate thickness servo. Because the positioning reference block is continuously impacted by the plate in the welding and positioning process, the positioning reference block is made of high-strength alloy materials, and more stable processing precision and impact stability can be obtained.
The working principle of the invention is as follows:
the vehicle A and the vehicle B adopt a cross motion form, the vehicle A can move along the Y axis while reciprocating along the X axis, the left half vehicle and the right half vehicle of the vehicle A are separated or combined along the Y axis to avoid the vehicle B to move, and the driving mode adopts a ball screw of a servo motor to drive; the B car can also move along the Z axis when reciprocating along the X axis, the B car body goes up and down along the Z axis to avoid the A car to move, and the driving mode adopts the ball screw drive of the servo motor. Welding seam tracks of the A vehicle and the B vehicle are shared, so that track interference and line winding are avoided.
As the vehicle A is a horizontal rectangular running track, the vehicle B is a vertical rectangular running track, and when the vehicle A is welded, the vehicle B finishes feeding in advance and follows the vehicle A, so that the laser light-off time is reduced, and the laser welding efficiency is improved.
As above the rectangular running track of the vehicle A forms an angle of 8 degrees with the horizontal, the rectangular running track of the vehicle B forms an angle of 8 degrees vertically, the purpose is to avoid a steel plate supporting surface when the vehicle A Y moves outwards, and the vehicle B Z moves downwards to avoid a dust removing opening.
When the Y axis of the vehicle A is combined and the Z axis of the vehicle B is lifted, the electromagnets 8 and 13 of the vehicle A and the vehicle B can form an integral synchronous reciprocating motion in a coplanar manner, and the welding of longer welding seams is met. The vehicle A and the vehicle B have the capability of welding a 2000mm steel plate weld joint simultaneously, and the vehicle A and the vehicle B have the 4000mm welding capability after being connected. A car and the inside circulating water cooling system that sets up of B car sheet material motion unit electro-magnet effectively cool off the heat that produces when welding thereby prevent that the heat accumulation from causing panel to warp.
A servo motor synchronization technology is adopted between the automatic feeding and discharging system and the vehicle A and the vehicle B, and the feeding and discharging system and the vehicle A and the vehicle B realize motion synchronization at corresponding positions, so that the feeding and discharging time is reduced.
The working process of the invention is as follows:
1) the feeding manipulator takes materials from a feeding position, the materials are synchronized with the A vehicle through a servo system, thick materials are accurately positioned, after the manipulator on the other side judges that the thick materials are positioned, the welding surface of the thin plate leans against the welding surface of the thick plate to be accurately positioned by taking the position of the welding surface of the thick plate as a reference.
2) The welding process comprises the following steps that A vehicle moves to start welding, B vehicle starts to feed and finishes feeding, B vehicle tracks the A vehicle, after the A vehicle discharges, the B vehicle separately returns to wait for feeding, B vehicle welds, A vehicle starts to feed and finishes feeding, and the A vehicle tracks the B vehicle to reciprocate in a circulating mode, so that the welding continuity is guaranteed.
3) And after welding, the station A or the station B is subjected to online detection and fed back to the blanking robot to select unqualified products.
4) After welding, the system judges the position of the plate, and the blanking robot and the conveying line are synchronous, take the plate and stack the plate.
In conclusion, the double-cycle vehicle structure is adopted, the structure is compact, and the welding efficiency is improved; the servo double-vehicle continuous cycle has the functions of double-drive synchronization, speed change between plates and compatibility of long plates and short plates; the welding aging lathe bed or the casting stable structure is not easy to deform, the high-precision welding seam positioning mechanism is used, and the positioning is accurate. Automatic control is adopted to equipment host computer location portion, carries out quick positioning adjustment when the board type of being convenient for is changed, and the location dog all is located the welding bench, and difficult bonding welding slag. The vehicle A and the vehicle B can be connected together to run synchronously, the tailor-welding of longer plate types can be met, and a PLC electrical control system is adopted, so that the welding machine is stable and reliable.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, extension, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.
Claims (9)
1. The unidirectional flow continuous laser tailor-welding system is characterized by comprising a plate positioning mechanism (2), an A vehicle (3), a laser head welding mechanism (4), a laser head fixing cross beam (5), a B vehicle (6) and a lathe bed (19), wherein the A vehicle (3) is arranged at the top of the lathe bed (19) and has a degree of freedom moving along an X, Y axis direction, the B vehicle (6) is arranged in the lathe bed (19) and has a degree of freedom moving along a X, Z axis, the laser head welding mechanism (4) is arranged above the A vehicle (3) and the B vehicle (6) through the laser head fixing cross beam (5), and the plate positioning mechanism (2) is arranged above the A vehicle (3) and used for positioning plates;
the A vehicle (3) comprises a left half vehicle and a right half vehicle which can be opened and closed along the Y-axis direction, and the left half vehicle and the right half vehicle are connected with an A vehicle X-axis guide rail (14) arranged on two sides of the lathe bed (19) in a sliding mode.
2. The uniflow continuous laser tailor-welding system according to claim 1, wherein said left half car and said right half car are identical in structure, and each of them comprises a car base, a car body, a car electromagnet (8), a car X-axis driving mechanism and a car Y-axis driving mechanism, wherein said car base is slidably connected to said car X-axis guide rail (14) and driven by said car X-axis driving mechanism to slide along said car X-axis guide rail (14), said car body is slidably mounted on said car base along the Y-axis direction, and driven by said car Y-axis driving mechanism to move along the Y-axis direction, said car body is provided with a car electromagnet (8) for fixing the plate.
3. The unidirectional flow continuous laser tailor welding system according to claim 2, wherein the A-lathe X-axis driving mechanism comprises an A-lathe X-axis driving reducer (10), an A-lathe gear and an upper rack (15), wherein the upper rack (15) is arranged above the lathe bed (19) along the X-axis direction, the A-lathe X-axis driving reducer (10) is arranged on the A-lathe base, and the output end of the A-lathe X-axis driving reducer is provided with the A-lathe gear meshed with the upper rack (15); a car Y axle actuating mechanism is including setting up A car Y axle drive lead screw (9) and A car Y axle driving motor (12) on the A car base, wherein A car Y axle drive lead screw (9) through the screw with A car body coupling, A car Y axle driving motor (12) are connected with A car Y axle drive lead screw (9).
4. The unidirectional flow continuous laser tailor welding system according to claim 2, wherein a circulating water cooling system is provided in the electromagnet (8) of the A lathe.
5. The unidirectional flow continuous laser tailor-welding system according to claim 1, wherein the B-machine (6) comprises a B-machine base, a B-machine body, a B-machine electromagnet (13), a B-machine Z-axis driving mechanism and a B-machine X-axis driving mechanism, wherein the B-machine base is slidably connected with a B-machine X-axis guide rail arranged on the machine body (19) and is driven by the B-machine X-axis driving mechanism to move along an X axis; the B car automobile body can be installed with sliding along Z axle direction on the B car base, and passes through the drive of B car Z axle actuating mechanism is along Z axle direction motion, be equipped with B car electromagnet (13) that are used for fixed sheet material on the B car automobile body.
6. The unidirectional flow continuous laser tailor-welding system according to claim 5, wherein the B-lathe X-axis driving mechanism comprises a B-lathe X-axis driving reducer (17), a B-lathe X-axis driving motor (18), a B-lathe gear and a lower rack, wherein the lower rack is arranged below the lathe bed (19) along the X direction, the B-lathe X-axis driving reducer (17) is connected with the B-lathe X-axis driving motor (18) and is arranged on the B-lathe base, and the B-lathe gear meshed with the lower rack is arranged at the output end of the B-lathe X-axis driving reducer (17); b car Z axle actuating mechanism including set up in B car Z axle drive lead screw (16) and B car Z axle driving motor on the B car base, wherein B car Z axle drive lead screw (16) through the screw with B car body coupling.
7. The unidirectional flow continuous laser tailor-welding system according to claim 5, wherein a circulating water cooling system is provided in the B-lathe electromagnet (13).
8. The uniflow continuous laser tailor-welding system according to claim 1, wherein said laser head fixing beam (5) is a gantry structure, said laser head fixing beam (5) is connected with a positioning mechanism beam (1), said plate positioning mechanism (2) is arranged on said positioning mechanism beam (1).
9. A unidirectional flow continuous laser tailor welding system according to claim 8, wherein said sheet positioning mechanism (2) is telescopic in Z direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711372255.0A CN109926715B (en) | 2017-12-18 | 2017-12-18 | Unidirectional flow continuous laser tailor-welding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711372255.0A CN109926715B (en) | 2017-12-18 | 2017-12-18 | Unidirectional flow continuous laser tailor-welding system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109926715A CN109926715A (en) | 2019-06-25 |
| CN109926715B true CN109926715B (en) | 2020-11-03 |
Family
ID=66983402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711372255.0A Active CN109926715B (en) | 2017-12-18 | 2017-12-18 | Unidirectional flow continuous laser tailor-welding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109926715B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111014949A (en) * | 2019-11-29 | 2020-04-17 | 大族激光科技产业集团股份有限公司 | Car panel piece welds device and car panel piece welding machine |
| CN112570943B (en) * | 2020-12-30 | 2024-05-14 | 大连四达高技术发展有限公司 | Welding production line alternate feeding clamping and positioning system for protective type vehicle |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3715036B2 (en) * | 1996-07-18 | 2005-11-09 | 株式会社アマダ | Combined processing machine |
| JPH11245064A (en) * | 1998-03-03 | 1999-09-14 | Nhk Spring Co Ltd | Laser welding apparatus of suspension for disc device |
| CN202174348U (en) * | 2011-08-18 | 2012-03-28 | 杨宪杰 | Gantry type numerical-control laser welding machine with underlying crossbeam |
| CN202367349U (en) * | 2011-12-05 | 2012-08-08 | 南京南传激光设备有限公司 | Gantry type flight optical path laser cutting machine |
| CN103240527B (en) * | 2013-05-08 | 2015-05-13 | 宁德时代新能源科技有限公司 | Full-automatic laser welder |
| CN104384716B (en) * | 2014-09-16 | 2017-01-11 | 大族激光科技产业集团股份有限公司 | Tailored blank laser welding equipment and tailored blank laser welding method |
-
2017
- 2017-12-18 CN CN201711372255.0A patent/CN109926715B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109926715A (en) | 2019-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112756959B (en) | Flexible multi-degree-of-freedom butt joint posture adjusting mechanism | |
| CN106077930B (en) | A kind of automatic welding device | |
| CN109926715B (en) | Unidirectional flow continuous laser tailor-welding system | |
| CN110303225B (en) | Multi-arc gun additive manufacturing system and method | |
| US7138780B2 (en) | Process for the control of the position of workpiece and tool with a robot in a production machine | |
| CN108857421B (en) | Quick assembly workstation for bogie frame components | |
| CN111014949A (en) | Car panel piece welds device and car panel piece welding machine | |
| CN109746551A (en) | A kind of full-automatic submerged arc welding machine back and forth of steel construction | |
| CN103071906A (en) | Loading device of automatic spot welding device | |
| CN113102865A (en) | Automatic welding equipment for welding square steel pipe plate elevation angle and flat fillet weld | |
| CN102581447A (en) | Welder for automotive door bumper | |
| CN111843213A (en) | Laser tailor-welding device for steel plates with different thicknesses | |
| CN205551772U (en) | Plasma powder circumferential weld welding set | |
| CN102632336B (en) | Switching macro micro laser high-speed cutting machine tool | |
| CN201988852U (en) | Detecting device for welding joint position | |
| CN113399820A (en) | Laser tailor-welding method and device for large-breadth plates | |
| CN209953800U (en) | Large-scale metal 3D printing apparatus of two processing heads | |
| CN202715962U (en) | Laser welding equipment of flat-plate solar collector | |
| CN209520469U (en) | A kind of laser cutting head apparatus for adjusting position | |
| CN201744769U (en) | Self-tracking steel plate cutting robot | |
| CN214417998U (en) | Welding robot with gantry structure | |
| CN212496111U (en) | Feeding device of plasma flame cutting machine | |
| CN114289953A (en) | Machine tool guide rail protective cover visual guide welding device | |
| CN210878194U (en) | Full-automatic welding machine for automobile beam | |
| CN209532423U (en) | Special steel plate welding mechanism |
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 |