CN111558775B - Equipment for welding screw and belt material by laser - Google Patents
Equipment for welding screw and belt material by laser Download PDFInfo
- Publication number
- CN111558775B CN111558775B CN202010478660.6A CN202010478660A CN111558775B CN 111558775 B CN111558775 B CN 111558775B CN 202010478660 A CN202010478660 A CN 202010478660A CN 111558775 B CN111558775 B CN 111558775B
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- plate
- strip
- top plate
- fixedly arranged
- 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
- 238000003466 welding Methods 0.000 title claims abstract description 45
- 238000001514 detection method Methods 0.000 claims description 23
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 241000282472 Canis lupus familiaris Species 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000276425 Xiphophorus maculatus Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000033985 Device component issue Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Abstract
The invention discloses equipment for welding screws and strips by laser, which comprises a top plate (9), clamping plates (10) and a bottom plate (11) which are sequentially arranged from top to bottom, wherein guide posts (12) are fixedly arranged between the bottom plate (11) and the top plate (9) and positioned at four corners of the bottom plate (11), lifting cylinders (13) are fixedly arranged at the bottoms of the bottom plate (11), piston rods of the lifting cylinders (13) penetrate through the bottom plate (11) and are fixedly arranged on the clamping plates (10), side stop blocks (14) are fixedly arranged on the bottom surface of the top plate (9) and positioned at the front side and the rear side of the top plate, columns (18) are fixedly arranged at the tops of four bulges (17), and the horizontal distance between two columns (18) positioned at the same side is equal to the horizontal distance between two adjacent traction holes (5) on a carrier belt (2). The beneficial effects of the invention are as follows: compact structure, improves welding quality, can reject unqualified screw in advance, satisfies customer's demand.
Description
Technical Field
The invention relates to the technical field of welding screws on a strip, in particular to equipment for welding screws and the strip by laser.
Background
The progressive die is used for gradually processing products on the strip. The structure of area material is as shown in fig. 1, and area material (1) includes two carrier tapes (2) that are parallel to each other, and is provided with a plurality of platy parts (3) along its length direction between two carrier tapes (2), has processed a plurality of mounting holes (4) on platy part (3), and a plurality of traction holes (5) that set up at intervals have been seted up along its length direction on two carrier tapes (2), and the distance between every adjacent two traction holes (5) on carrier tape (2) all equals.
In order to meet market demands, a screw (6) needs to be welded in each mounting hole (4) of each plate-shaped part, during welding, a worker firstly inserts a threaded section (7) of the screw (6) into the mounting hole (4), supports a nut (8) of the screw (6) on the top surface of the plate-shaped part (3), and then adopts a laser welding machine to carry out laser welding on the top of the nut (8), so that the nut (8) is welded on the plate-shaped part (3), and finally the screw (6) is welded on the plate-shaped part (3) as shown in fig. 2.
However, this welding method, although being capable of completing the welding of the screw (6), still has the following drawbacks: 1. workers find that the axis of the screw (6) and the axis of the mounting hole (4) form an included angle after welding, and the qualified welding requirement is that the axis of the screw (6) is parallel to the axis of the mounting hole (4), so that the defect of poor welding quality exists, and the main reason for the defect is that the belt material (1) and the screw (6) are not fixed and a gap exists between the thread section (7) and the mounting hole (4), and the thread section (7) shakes in the mounting hole (4). 2. The height requirement of the screws (6) welded in the mounting holes (4) is fixed, namely, the height of each screw in each mounting hole (4) is the same, however, in the actual welding process, unqualified screws (the unqualified screws are larger or smaller than the qualified screws) are mixed into the mounting holes (4), so that the welding quality is further reduced, and the requirements of customers cannot be met. There is therefore a need for a device for welding strips and screws that improves the welding quality, enables pre-rejection of defective screws, and meets customer requirements.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the laser welding screw and strip material equipment which has a compact structure, improves welding quality, can remove unqualified screws in advance and meets the requirements of customers.
The aim of the invention is achieved by the following technical scheme: the utility model provides a laser welding screw and area material's equipment, it includes roof, splint and the bottom plate that set gradually from top to bottom, guide post has all been set firmly in four corners department that just lie in the bottom plate between bottom plate and the roof, and the bottom fixed mounting of bottom plate has the lift cylinder, and the piston rod of lift cylinder runs through the bottom plate and sets firmly on splint, on the bottom surface of roof and lie in its front and back side all set firmly the side dog, all be formed with the bar clearance between two side dogs and the roof, the bar clearance level sets up, two arc grooves have all been seted up to the inboard of two side dogs, all set firmly two archs on the front and back edge of splint, two archs that lie in the front side set up respectively in two arc grooves of front side, two archs that lie in the rear side set up respectively in two arc grooves of rear side, the top of four archs has all set firmly the cylinder, and the horizontal interval between two cylinders that lie in the homonymy equals the horizontal interval between two adjacent traction holes on the carrier tape, has seted up two bar recess A that are used for holding two side chock blocks respectively on the top surface of splint, has still seted up the bar recess B that is used for holding the screw thread section on the top surface of splint, set up four through-holes corresponding with four cylinders respectively on the roof, still set up the bell mouth that is used for welding screw on the roof, the bell mouth is located bar recess B directly over, line laser size detection sensor is installed at the top of bottom plate, and line laser size detection sensor's spliced pole upwards runs through bottom plate and bar recess B in order and sets up, and the spliced pole is located under the bell mouth.
Four guide holes are formed in the clamping plate and are respectively and slidably mounted on the four guide posts.
The clamping plates, the top plate and the bottom plate are arranged in parallel.
The bottom of the bottom plate is fixedly provided with two lifting cylinders which are arranged front and back.
The diameter of the cylinder is equal to that of the through hole, and the outer diameter of the cylinder is smaller than that of the traction hole.
The output interface of the line laser size detection sensor is electrically connected with the input interface of the PLC through a signal line, and the output interface of the PLC is electrically connected with the input interface of the laser welding machine through a signal line.
The height of the strip-shaped gap is greater than or equal to the thickness of the carrier tape.
The invention has the following advantages: the invention has compact structure, improves welding quality, can remove unqualified screws in advance and meets customer requirements.
Drawings
FIG. 1 is a schematic diagram of a belt;
FIG. 2 is a schematic view of the structure of the screw after being welded to the plate-like member;
FIG. 3 is a schematic diagram of the structure of the present invention;
FIG. 4 is a front view of FIG. 3;
FIG. 5 is a left side view of FIG. 3;
FIG. 6 is a bottom view of FIG. 3;
FIG. 7 is a schematic view of the structure of the top plate;
FIG. 8 is a schematic view of the structure of a side stop;
FIG. 9 is a schematic view of the structure of FIG. 3 with the top plate removed;
FIG. 10 is a schematic view of the structure after the tape is installed;
FIG. 11 is a schematic view of the structure of FIG. 10 with the top plate removed;
FIG. 12 shows a line laser dimension measuring sensor
In the figure, 1-belt material, 2-carrier belt, 3-plate-shaped part, 4-mounting hole, 5-traction hole, 6-screw, 7-thread section, 8-nut, 9-top plate, 10-clamping plate, 11-bottom plate, 12-guide column, 13-lifting cylinder, 14-side block, 15-strip gap, 16-arc groove, 17-bulge, 18-column, 19-strip groove A, 20-strip groove B, 21-through hole, 22-taper hole, 23-line laser size detection sensor and 24-detection column.
Detailed Description
The invention is further described below with reference to the accompanying drawings, the scope of the invention not being limited to the following:
As shown in fig. 3-9 and 12, a device for welding screws and strips by laser comprises a top plate 9, a clamping plate 10 and a bottom plate 11 which are sequentially arranged from top to bottom, wherein the clamping plate 10, the top plate 9 and the bottom plate 11 are mutually parallel, guide posts 12 are fixedly arranged between the bottom plate 11 and the top plate 9 and at four corners of the bottom plate 11, a lifting cylinder 13 is fixedly arranged at the bottom of the bottom plate 11, a piston rod of the lifting cylinder 13 penetrates through the bottom plate 11 and is fixedly arranged on the clamping plate 10, side check blocks 14 are fixedly arranged on the bottom surface of the top plate 9 and at the front side and the rear side of the top plate, strip gaps 15 are respectively formed between the two side check blocks 14 and the top plate 9, the strip gaps 15 are horizontally arranged, two arc grooves 16 are respectively formed at the inner sides of the two side check blocks 14, two protrusions 17 are respectively arranged at the front edge and the rear edge of the clamping plate 10, two protrusions 17 are respectively arranged in the two arc grooves 16 at the front side, two side check blocks are respectively arranged at the rear side, a taper-shaped groove 18 is respectively arranged at the top surface of the top plate 9 and is respectively provided with a taper-shaped groove 18, a gap 20 is respectively formed between the two side check blocks 20 and the top surface of the top plate 9 and the top plate 9 is provided with a taper-shaped groove 18, a gap 20 is respectively arranged at the top surface of the top plate 20, the two taper-shaped groove is respectively provided with a groove 18, the taper-shaped groove is used for containing a groove 20, the top surface is used for containing a groove 20, and the top surface is provided with a groove, and a groove is formed, and a top, and a groove is formed, the detection column 24 of the line laser size detection sensor 23 is provided so as to penetrate the bottom plate 11 and the bar-shaped groove B20 in order upward, and the detection column 24 is located directly below the tapered hole 22. The output interface of the line laser size detection sensor 23 is electrically connected with the input interface of the PLC controller through a signal line, and the output interface of the PLC controller is electrically connected with the input interface of the laser welding machine through a signal line.
Four guide holes are formed in the clamping plate 10, and the four guide holes are slidably mounted on the four guide posts 12 respectively. The bottom of the bottom plate 11 is fixedly provided with two lifting cylinders 13 which are arranged front and back. The outer diameter of the cylinder 18 is equal to the diameter of the through hole 21, and the outer diameter of the cylinder 18 is smaller than the diameter of the traction hole 5.
The working process of the invention is as follows:
s1, welding a first screw, specifically comprising the following steps:
S11, inserting a screw 6 into the mounting hole 4 of each plate-shaped part 3 on the belt 1, sequentially passing two carrier tapes 2 of the belt 1 through two strip-shaped gaps 15 from right to left, and respectively supporting the two carrier tapes 2 on two side stop blocks 14; when the belt 1 is installed, the thread section 7 of the screw 6 to be welded is just positioned in the strip-shaped groove B20 and the screw cap 8 is just under the conical hole 22, and meanwhile, the four adjacent traction holes 5 on the belt 1 are respectively positioned under the four through holes 21, as shown in figures 10-11;
S12, operating the lifting cylinder 13 to enable a piston rod of the lifting cylinder to extend upwards, enabling the piston rod to drive the clamping plate 10 to move upwards along the guide post 12, driving the protrusion 17 and the belt material 1 positioned on the top surface of the clamping plate 10 to synchronously move upwards when the piston rod moves upwards, enabling the four cylinders 18 to respectively pass through the four traction holes 5 and respectively insert into the four through holes 21 after the protrusion 17 passes through the arc-shaped groove 16 upwards, and enabling the belt material 1 to be clamped between the top plate 9 and the clamping plate 10 after the protrusions are in place;
S13, opening a line laser size detection sensor 23, detecting vertical height information between the bottom surface of a screw 6 to be welded and the top surface of the detection column 24 by a detection column 24 of the line laser size detection sensor 23, converting the height information into an electric signal, transmitting the electric signal to a PLC (programmable logic controller), receiving the electric signal by the PLC, comparing the electric signal with the vertical height information between the bottom surface of a preset qualified screw and the top surface of the detection column, if the detected vertical height information is larger or smaller than the set height information, the PLC does not send a welding instruction to a laser welding machine, if the detected vertical height information is equal to the set vertical height information, sending an instruction to the laser welding machine by the PLC, irradiating a light beam sent by the laser welding machine on a nut 8 through a conical hole 22, and fixing the nut 8 on a plate-shaped part 3 after welding, thereby realizing the welding of a first screw; because the strip 1 is clamped between the clamping plate 10 and the top plate 9 before welding, and the nut 8 is clamped between the strip 1 and the top plate 9, the shaking of the thread section 7 in the mounting hole 4 is effectively avoided, and the welding quality is greatly improved;
S2, after welding, operating the lifting cylinder 13 to reset, at the moment, driving the clamping plate 10 to reset by the piston rod, withdrawing the cylinder 18 from the through hole 21 and the traction hole 5 in sequence, pulling the belt material to move a station of one plate-shaped part leftwards by the traction mechanism, and at the moment, enabling a screw on the second plate-shaped part to be positioned at the welding station, namely positioned right below the conical hole 22, and repeating the steps S12-S13 to detect or weld the second screw.
In addition, before welding, whether the screw to be welded is a highly qualified screw or not can be detected through the detection column 24 of the line laser size detection sensor 23, welding is only carried out after the detection is qualified, and welding is not carried out after the detection is unqualified, so that the unwelded screw can be conveniently poured out from the mounting hole of the belt material, and the device achieves the effect of eliminating the unqualified screw in advance and meets the requirements of customers.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. An apparatus for laser welding screws and strips, characterized in that: the traction device comprises a top plate (9), clamping plates (10) and a bottom plate (11) which are sequentially arranged from top to bottom, guide posts (12) are fixedly arranged between the bottom plate (11) and the top plate (9) and at four corners of the bottom plate (11), lifting cylinders (13) are fixedly arranged at the bottoms of the bottom plate (11), piston rods of the lifting cylinders (13) penetrate through the bottom plate (11) and are fixedly arranged on the clamping plates (10), side check blocks (14) are fixedly arranged on the bottom surface of the top plate (9) and on the front side and the rear side of the top plate, strip-shaped gaps (15) are formed between the two side check blocks (14) and the top plate (9), the strip-shaped gaps (15) are horizontally arranged, two arc-shaped grooves (16) are fixedly arranged on the inner sides of the two side check blocks (14), two protrusions (17) are respectively arranged in the two arc-shaped grooves (16) on the front side, two protrusions (17) on the rear side are respectively arranged in the two arc-shaped grooves (16) on the front side, the two protrusions (17) are respectively arranged in the two arc-shaped grooves (16) on the rear side, the two protrusions (17) on the four protrusions (17) are respectively arranged on the front side and are respectively equal to the horizontal distance between two adjacent traction columns (18) on the two sides and are horizontally arranged between two horizontal traction columns (18), two strip-shaped grooves A (19) for accommodating the two side stoppers (14) are formed in the top surface of the clamping plate (10), a strip-shaped groove B (20) for accommodating the threaded section (7) is formed in the top surface of the clamping plate (10), four through holes (21) corresponding to the four columns (18) are formed in the top plate (9), conical holes (22) for welding screws are formed in the top plate (9), the conical holes (22) are located right above the strip-shaped grooves B (20), a line laser size detection sensor (23) is mounted on the top of the bottom plate (11), detection columns (24) of the line laser size detection sensor (23) sequentially penetrate through the bottom plate (11) and the strip-shaped groove B (20) in sequence, and the detection columns (24) are located right below the conical holes (22);
Four guide holes are formed in the clamping plate (10), and the four guide holes are respectively and slidably arranged on the four guide posts (12); the clamping plate (10), the top plate (9) and the bottom plate (11) are arranged in parallel; the outer diameter of the cylinder (18) is equal to the diameter of the through hole (21), and the outer diameter of the cylinder (18) is smaller than the diameter of the traction hole (5); the height of the strip-shaped gap (15) is larger than or equal to the thickness of the carrier tape (2).
2. An apparatus for laser welding a screw and a strip according to claim 1, wherein: the bottom of the bottom plate (11) is fixedly provided with two lifting cylinders (13) which are arranged front and back.
3. An apparatus for laser welding a screw and a strip according to claim 1, wherein: the output interface of the line laser size detection sensor (23) is electrically connected with the input interface of the PLC through a signal line, and the output interface of the PLC is electrically connected with the input interface of the laser welding machine through a signal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010478660.6A CN111558775B (en) | 2020-05-29 | Equipment for welding screw and belt material by laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010478660.6A CN111558775B (en) | 2020-05-29 | Equipment for welding screw and belt material by laser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111558775A CN111558775A (en) | 2020-08-21 |
| CN111558775B true CN111558775B (en) | 2024-06-21 |
Family
ID=
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212384817U (en) * | 2020-05-29 | 2021-01-22 | 成都宏明双新科技股份有限公司 | Laser welding screw and equipment of area material |
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212384817U (en) * | 2020-05-29 | 2021-01-22 | 成都宏明双新科技股份有限公司 | Laser welding screw and equipment of area material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109848585A (en) | A kind of laser pipe cutter and its Pipe Cutting method | |
| CN114888489A (en) | Feeding assembly of automatic wire welding machine | |
| CN111558775B (en) | Equipment for welding screw and belt material by laser | |
| CN212384817U (en) | Laser welding screw and equipment of area material | |
| CN210679785U (en) | Welding machine | |
| CN111558775A (en) | Laser welding screw and equipment of area material | |
| CN110877017A (en) | Power transformer production test monitoring method | |
| CN115647685A (en) | Rapid shape changing equipment and shape changing method for welding vertical rod | |
| CN211235657U (en) | Device for steel ball ultrasonic flaw detection | |
| CN115816045A (en) | Visual guide robot screw locking and locking quality detection equipment | |
| CN115056372A (en) | Silicon rod cutting control method applied to cutting equipment and cutting equipment | |
| CN210346605U (en) | PCB thickness measuring equipment | |
| CN211589442U (en) | Machining center workpiece detection device | |
| CN211347991U (en) | On-line detection system for appearance defects of liquid crystal display | |
| CN107167108B (en) | Automatic chamfering detector | |
| CN210775069U (en) | Glasses centre sill welding strength check out test set | |
| CN204216898U (en) | The checkout gear that a kind of FC type adapter dB restraints | |
| CN216718243U (en) | Visual detection device | |
| CN212620638U (en) | Automatic detection device for machined parts | |
| CN216705145U (en) | A detect partial shipment equipment that is used for car tire pressure sensor product terminal to leak | |
| CN214845604U (en) | High efficiency semiconductor detection device | |
| CN214759376U (en) | Novel automatic processing assembly line of gauze mask | |
| WO2024002159A1 (en) | Silicon rod cutting apparatus and cutting control method | |
| CN213495008U (en) | Valve defective product sorting device | |
| CN219179938U (en) | Automatic code scanning machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |