CN217045076U - Forming gripper for laser welding of automobile battery tray - Google Patents
Forming gripper for laser welding of automobile battery tray Download PDFInfo
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- CN217045076U CN217045076U CN202122872327.6U CN202122872327U CN217045076U CN 217045076 U CN217045076 U CN 217045076U CN 202122872327 U CN202122872327 U CN 202122872327U CN 217045076 U CN217045076 U CN 217045076U
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- frame
- pressing
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- positioning
- laser welding
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Abstract
A molding gripper for laser welding of an automobile battery tray comprises a frame, wherein the frame is provided with a sucker mechanism, the frame is provided with a positioning mechanism, a pressing mechanism and a sucker mechanism, the positioning mechanism is used for guaranteeing consistency of product piece grabbing positions, the positioning mechanism is provided with a plurality of sets, and each set of positioning mechanism is fixed on the lower portion of the frame; the pressing mechanism is used for elastically pressing the product piece, a plurality of sets of pressing mechanisms are arranged on the pressing mechanism, and each set of pressing mechanism is fixed on the lower portion of the frame. The utility model discloses the problem that is difficult to guarantee to the great product laser welding process weld clearance of car battery tray class size has improved the structure of current tongs, has add positioning mechanism, clamping mechanism, makes the shaping tongs can compress tightly the battery backplate location on the basis of transporting battery tray. The utility model discloses a trade dish and robot arm high-speed joint soon, break away from, realize the function that the location was carried, supplementary compressed tightly, make laminating clearance can effective control between the weldment, improved production efficiency when guaranteeing product quality.
Description
Technical Field
The utility model relates to a handling device especially is used for shaping tongs of car aluminum alloy battery tray laser welding process.
Background
The automobile aluminum alloy battery tray needs to be transported among different working procedures in the production process, and the hand grab is a common carrying tool. The existing gripper picks and places a product piece to be welded on a welding fixture for positioning, and then the gripper withdraws along with a hand arm of a carrying robot to work by the welding robot. To the great product piece welding process of size, the design of location hold-down mechanism is arranged the difficulty, if car aluminum alloy battery tray, is formed by frame and backplate welding, and the backplate overall dimension is great, and the material is thick thinner, and for keeping battery tray leakproofness, does not have the trompil on the backplate, can't design hold-down mechanism in the middle of the backplate, and the middle part compresses tightly the location and is difficult to realize, can't guarantee with the frame matching clearance. The laser welding process requires that the matching gap of the welding line is less than or equal to 0.3mm, otherwise, the defects of welding leakage, welding penetration and the like can be caused, and the requirement of batch production cannot be met. Adopt current tongs can only solve the transport problem of product spare, can't compress tightly the effect of location with what welding jig played jointly to the battery tray.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve prior art's problem, provide a shaping tongs for car battery tray laser welding, the product piece both can be carried to the tongs, and the location that can also play compresses tightly the effect, guarantees that product piece welding seam reaches the requirements for quality.
The problem is realized with the following technical scheme:
a molding gripper for laser welding of an automobile battery tray comprises a frame, wherein the frame is provided with a sucker mechanism, the frame is provided with a positioning mechanism, a pressing mechanism and a sucker mechanism, the positioning mechanism is used for guaranteeing consistency of product piece grabbing positions, the positioning mechanism is provided with a plurality of sets, and each set of positioning mechanism is fixed on the lower portion of the frame; the pressing mechanism is used for elastically pressing the product piece, a plurality of sets of pressing mechanisms are arranged on the pressing mechanism, and each set of pressing mechanism is fixed on the lower portion of the frame.
Above-mentioned a shaping tongs for car battery tray laser welding, positioning mechanism is equipped with location connecting block, guide block, locating piece, and the location connecting block is L shape, and the location connecting block is fixed with the frame, and guide block rigid coupling location connecting block, locating piece both sides and guide block sliding fit, the location end of locating piece are equipped with the direction inclined plane, the other end and the guide block elastic connection of locating piece.
Above-mentioned a shaping tongs for car battery tray laser welding, hold-down mechanism is equipped with and compresses tightly connecting block, dish spring and briquetting, compresses tightly the connecting block and is the Z shape, compresses tightly a xarm rigid coupling frame of connecting block, compresses tightly another xarm connection briquetting of connecting block, and the dish spring is located and compresses tightly between connecting block and the briquetting.
The above-mentioned shaping tongs for car battery tray laser welding, sucking disc mechanism is used for realizing snatching of product spare, sucking disc mechanism sets up several sets, and each sucking disc mechanism is fixed in the frame lower part, and sucking disc mechanism includes sucking disc, sucking disc mounting panel and cylinder, and the cylinder is fixed on the cylinder block, and the cylinder block is fixed with the frame, and the cylinder push pedal is connected to the cylinder piston rod, and the sucking disc mounting panel is connected to the cylinder push pedal, and the sucking disc is fixed with the sucking disc mounting panel, and the cylinder mounting panel is equipped with the guide post, cylinder push pedal and guide post sliding fit.
Above-mentioned a shaping tongs for car battery tray laser welding, the frame still assembles safety lock mechanism, and safety lock mechanism is equipped with the safety lock, and the safety lock is fixed with the frame through the safety lock mount pad.
The forming gripper for laser welding of the automobile battery tray is characterized in that a support is assembled at the top of the frame, and a quick-change tool disc is assembled on the support.
Above-mentioned a shaping tongs for car battery tray laser welding, the frame is equipped with the proximity sensor who detects the product spare.
Above-mentioned a shaping tongs for car battery tray laser welding, frame lower part is equipped with several supporting shoes.
The utility model discloses be difficult to the problem of guaranteeing to the great product laser welding process weld clearance of car battery tray class size to improve the structure of current tongs, positioning mechanism, clamping mechanism have been add to the tongs after the improvement, make the shaping tongs can compress tightly the battery backplate location on the basis of transporting battery tray. The positioning mechanism can ensure the consistency of the grabbing positions of the product pieces; the pressing mechanism can ensure that the fit clearance between the back plate and the frame at a plurality of pressing points meets the technological requirement of laser welding. The utility model discloses a trade dish and robot arm high-speed joint, break away from soon, realize the function that location transport, supplementary compress tightly, make laminating clearance can effective control between the weldment, improved production efficiency when guaranteeing product quality.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of a positioning assembly;
FIG. 3 is a view from the direction A of FIG. 2;
FIG. 4 is a schematic structural view of a chuck assembly;
FIG. 5 is a schematic structural view of a hold-down assembly;
FIG. 6 is a cross-sectional view B-B of FIG. 5;
FIG. 7 is a schematic view of a safety lock and a latch mechanism provided on a clamp.
The list of reference numbers in the figures is: 1. the device comprises a frame, 2, a quick-change tool plate, 3, a support, 4, a diamond pin, 5, a support block, 6, a sucker mechanism, 6-1, a sucker, 6-2, a sucker mounting plate, 6-3, a cylinder seat, 6-4, a cylinder, 6-5, a cylinder push plate, 7, a safety lock mechanism, 7-1, a safety lock, 7-2, a safety lock mounting seat, 8, a positioning mechanism, 8-1, a positioning connecting block, 8-2, a guide block, 8-3, a positioning block, 8-4, a spring, 8-5, a guide inclined plane, 9, a pressing mechanism, 9-1, a pressing connecting block, 9-2, a spring disc, 9-3, a pressing block, 10, a round pin, 11, a proximity sensor, 12, a bolt mechanism, 12-1, a bolt, 12-2, a bolt cylinder, 12-3, a clamping mechanism and a clamping mechanism, A plug pin push plate 12-4 and a plug pin mounting seat.
Detailed Description
Referring to fig. 1, the tongs include frame 1, and the frame is equipped with two crossbeams and several longerons, and the crossbeam longeron is formed by large size side's pipe tailor-welding, and the frame is similar # -shaped. The middle position of the upper part of the frame is provided with a bracket 3 which is provided with a plurality of lightening holes. The bracket is provided with a quick-change tool disc 2, the tail end of the arm of the transfer robot is provided with a quick-change main disc, and the quick-change main disc and the arm of the transfer robot can be quickly connected or disconnected. The frame is provided with a plurality of sets of positioning mechanisms 8, a plurality of sets of pressing mechanisms 9 and a plurality of sets of sucking disc 6 mechanisms. The positioning mechanism is used for ensuring the consistency of the grabbing positions of the product pieces; the pressing mechanism is used for assisting in pressing the product pieces; the sucking disc mechanism is used for realizing grabbing of the product piece. Be equipped with fixed circular round pin 10 and rhombus round pin 4 on the frame, circular round pin and rhombus round pin are located two crossbeams respectively, are the diagonal and arrange, have on the laser welding anchor clamps can with it complex pinhole, realize that the quick accurate location of tongs and laser welding anchor clamps guarantees the uniformity of battery tray backplate location. And the gripper is provided with a proximity sensor 11 for detecting whether a product piece exists or not. The bottom of the frame is distributed with a plurality of supporting blocks 5.
Referring to fig. 1-3, the positioning mechanism is provided with a positioning connecting block 8-1, a guide block 8-2, a positioning block 8-3 and a spring 8-4. The positioning connecting block is L-shaped, the positioning connecting block is fixed with the frame, the guide block is fixedly connected with the positioning connecting block, two sides of the positioning block are in sliding fit with the guide block, a guide inclined plane 8-5 is arranged at the positioning end (lower end) of the positioning block, and the other end (upper end) of the positioning block is elastically connected with a spring sleeved outside the bolt through a bolt. In the embodiment shown in the figure, six sets of positioning mechanisms are arranged, two sets of positioning mechanisms are arranged on each cross beam, and one set of positioning mechanism is arranged on each longitudinal beam on two sides.
Referring to fig. 1, 5 and 6, the pressing mechanism 9 is provided with a pressing connecting block 9-1, a disc spring 9-2 and a pressing block 9-3. The compressing connecting block is Z-shaped, one cross arm of the compressing connecting block is fixedly connected with the frame, the other cross arm of the compressing connecting block is connected with the pressing block, and the disc spring is positioned between the compressing connecting block and the pressing block. The pressing mechanisms are provided with a plurality of sets, each pressing mechanism corresponds to a pressing point of a product piece, a disc spring is installed between the pressing connecting block and the pressing block, the product pieces are elastically pressed, and the fitting gap between the back plate and the frame is guaranteed to meet the technological requirements. The pressing mechanism is arranged to take the gripper as a part of the clamp pressing device and play a role of pressing the product together.
Referring to fig. 1 and 4, a plurality of sets of sucker mechanisms are fixed on the lower portion of the frame, each sucker mechanism comprises a sucker 6-1, a sucker mounting plate 6-2, an air cylinder 6-4 and an air cylinder push plate 6-5, the air cylinder is fixed on an air cylinder seat 6-3, the air cylinder seat is fixed with the frame, an air cylinder piston rod is connected with the air cylinder push plate, the air cylinder push plate is connected with the sucker mounting plates, the suckers are fixed with the sucker mounting plates, the air cylinder mounting seats are provided with guide posts, and the air cylinder push plates are in sliding fit with the guide posts. The height of the sucker is adjusted through the air cylinder, and the sucker moves along with the telescopic motion of the piston rod of the air cylinder, so that the action of grabbing and releasing a product piece is realized.
Referring to fig. 1 and 7, the frame is also fitted with a safety lock mechanism 7, which is provided with a safety lock 7-1 secured to the frame via a safety lock mount 7-2. After the gripper compresses tightly the product piece, the safety lock mechanism is matched with a bolt mechanism 12 arranged on the welding fixture to lock the product piece. The bolt mechanism is provided with a bolt 12-1, a bolt cylinder 12-2, a bolt push plate 12-3 and a bolt mounting seat 12-4, the bolt mounting seat is fixed with the welding fixture, the bolt cylinder is assembled on the bolt mounting seat, and a piston rod of the bolt cylinder is connected with the bolt through the bolt push plate. After the product piece is arranged on the welding fixture, the bolt corresponds to the safety lock, the bolt cylinder acts, and the bolt is inserted into the safety lock.
When the utility model is used, the tongs are connected and locked with the quick-change main disc at the tail end of the arm of the transfer robot through the quick-change tool disc; the gripper moves to the standard material frame area along with the arm of the robot to grab the product, and the product is positioned by the product positioning mechanism; the sucking disc finishes the product grabbing action along with the extension of the piston rod of the cylinder; the carrying robot conveys the gripper to the laser welding fixture and accurately positions the gripper on the welding fixture by virtue of the round pin and the diamond pin on the gripper; inserting a bolt into the safety lock, feeding a gripper in-place detection signal back to the PLC after the bolt is locked in place, controlling the sucker cylinder to reset, loosening the quick-change main disc of the transfer robot and the gripper tool disc, and resetting the transfer robot; the gripper supporting block is attached to the clamp block, a powerful pressing cylinder is arranged on the welding clamp to drive the pressing supporting block and the pressing block, the gripper is fixed, and the gripper is used as one part of the clamp pressing mechanism to press a product; the gripper is provided with a plurality of reasonable pressing points, and each pressing point elastically presses the product piece through a pressing mechanism to ensure that the fit clearance between the back plate and the frame meets the technological requirements (less than or equal to 0.3 mm); after welding is finished, the powerful pressing air cylinder of the laser welding clamp is opened, and the carrying robot takes the forming gripper off the welding clamp and enters the next cycle.
Claims (8)
1. The utility model provides a shaping tongs for car battery tray laser welding, includes the frame, and the frame is equipped with sucking disc mechanism, its characterized in that: the frame is provided with a positioning mechanism, a pressing mechanism and a sucker mechanism, the positioning mechanism is used for ensuring consistency of grabbing positions of product pieces, the positioning mechanism is provided with a plurality of sets, and each set of positioning mechanism is fixed at the lower part of the frame; the pressing mechanism is used for elastically pressing the product piece, a plurality of sets of pressing mechanisms are arranged on the pressing mechanism, and each set of pressing mechanism is fixed on the lower portion of the frame.
2. The forming grip for laser welding of automobile battery trays as claimed in claim 1, wherein: the positioning mechanism is provided with a positioning connecting block, a guide block and a positioning block, the positioning connecting block is L-shaped and fixed with the frame, the guide block is fixedly connected with the positioning connecting block, two sides of the positioning block are in sliding fit with the guide block, a guide inclined plane is arranged at the positioning end of the positioning block, and the other end of the positioning block is elastically connected with the guide block.
3. The forming grip for laser welding of automobile battery trays as claimed in claim 2, wherein: the pressing mechanism is provided with a pressing connecting block, a disc spring and a pressing block, the pressing connecting block is Z-shaped, one cross arm of the pressing connecting block is fixedly connected with the frame, the other cross arm of the pressing connecting block is connected with the pressing block, and the disc spring is located between the pressing connecting block and the pressing block.
4. The forming grip for laser welding of automotive battery trays as defined in claim 3, wherein: the sucking disc mechanism is used for realizing snatching of product spare, and sucking disc mechanism sets up several sets, and each sucking disc mechanism is fixed in the frame lower part, and sucking disc mechanism includes sucking disc, sucking disc mounting panel and cylinder, and the cylinder is fixed on the cylinder block, and the cylinder block is fixed with the frame, and the cylinder push pedal is connected to the cylinder piston rod, and the sucking disc mounting panel is connected to the cylinder push pedal, and the sucking disc is fixed with the sucking disc mounting panel, and the cylinder mounting block is equipped with the guide post, cylinder push pedal and guide post sliding fit.
5. The forming grip for laser welding of automobile battery trays as claimed in claim 4, wherein: the frame is also provided with a safety lock mechanism, the safety lock mechanism is provided with a safety lock, and the safety lock is fixed with the frame through a safety lock mounting seat.
6. The forming grip for laser welding of automotive battery trays as defined in claim 5, wherein: the frame top assembles the support, assembles the quick change tool dish on the support.
7. The forming grip for laser welding of automotive battery trays as defined in claim 6, wherein: the frame is provided with a proximity sensor for detecting the product piece.
8. The forming grip for laser welding of automotive battery trays as defined in claim 7, wherein: the lower part of the frame is provided with a plurality of supporting blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122872327.6U CN217045076U (en) | 2021-11-23 | 2021-11-23 | Forming gripper for laser welding of automobile battery tray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122872327.6U CN217045076U (en) | 2021-11-23 | 2021-11-23 | Forming gripper for laser welding of automobile battery tray |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217045076U true CN217045076U (en) | 2022-07-26 |
Family
ID=82474582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122872327.6U Active CN217045076U (en) | 2021-11-23 | 2021-11-23 | Forming gripper for laser welding of automobile battery tray |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217045076U (en) |
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2021
- 2021-11-23 CN CN202122872327.6U patent/CN217045076U/en active Active
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