CN114393840B - Welding equipment for automobile lamp machining based on multi-directional movement of clamp - Google Patents
Welding equipment for automobile lamp machining based on multi-directional movement of clamp Download PDFInfo
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- CN114393840B CN114393840B CN202210058977.3A CN202210058977A CN114393840B CN 114393840 B CN114393840 B CN 114393840B CN 202210058977 A CN202210058977 A CN 202210058977A CN 114393840 B CN114393840 B CN 114393840B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
- B29C65/16—Laser beams
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/16—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces performing a reciprocating movement, e.g. during which the sense of rotation of the working-spindle is reversed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/02—Deburring or deflashing
- B29C37/04—Deburring or deflashing of welded articles, e.g. deburring or deflashing in combination with welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7841—Holding or clamping means for handling purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/747—Lightning equipment
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- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- Toxicology (AREA)
- Thermal Sciences (AREA)
- Automatic Assembly (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention relates to the field of automobile accessory machining, in particular to welding equipment for machining an automobile lamp based on multi-directional movement of a clamp. The technical problem that when the transparent shell and the base of an automobile lamp are welded, the reserved welding seams are difficult to control the distance, integrity and sealing performance are easy to damage, and when the automobile is jolted, a large amount of welding slag falls off is solved. The invention provides welding equipment for processing an automobile lamp based on multi-directional movement of a clamp, which comprises a movable clamp unit, a movable base unit and the like; the moving base unit is connected with the moving clamp unit. Earlier in this technical scheme cut out the round chamfer at the interior welding rod lower limb that fixes on the base earlier, carry out the weldment work in-process to transparent shell and base, the expanded volume will pile up between the clearance of vacating, and the welding slag also will gather during this period between the clearance of vacating, when improving transparent shell and base welding reliability to the clearance work of welding slag is accomplished to the efficient.
Description
Technical Field
The invention relates to the field of automobile accessory machining, in particular to welding equipment for machining an automobile lamp based on multi-directional movement of a clamp.
Background
In the processing procedure of automobile lamps, the welding work of the transparent shell and the base of the automobile lamps is formed, the important technical guarantee for guaranteeing the firmness degree and the sealing performance of the automobile lamps is required, the welding rod made of specific materials is matched with a high-precision laser welding program, and the welding and fixing work of the edges of the transparent shell and the base is rapidly carried out under the clamping of a die.
Before welding a transparent shell and a base of an automobile lamp, a circle of outer welding rods are fixed on the inner side of the lower edge of the transparent shell in advance, a circle of inner welding rods are fixed on the edge of the upper side of the base, then the transparent shell is spliced with the base, the outer welding rods on the lower edge of the transparent shell are sleeved on the periphery of the inner welding rods on the edge of the upper side of the base, then laser welding is carried out on the outer welding rods and the inner welding rods under the clamping of a die, the transparent shell is tightly attached to the base, instantaneous thermal expansion can occur between the outer welding rods and the inner welding rods under the laser irradiation, if a welding seam which is wide enough is not reserved between the outer welding rods and the inner welding rods, the expanded inner welding rods and the outer welding rods easily push out the transparent shell, the integrity between the transparent shell and the base is damaged, even a welding gap can occur, the sealing performance between the transparent shell and the base is damaged, and if the welding seam reserved between the outer welding rods and the inner welding rods is too wide, a large number of unwelded areas exist between the expanded inner and outer welding rods, resulting in a loss of the firmness between the transparent shell and the base.
In addition, after the outer welding rod and the inner welding rod complete welding work, welding slag overflowing during welding is easy to remain between the joint seams of the transparent shell and the base, and if the welding slag cannot be effectively removed, a large amount of welding slag falling phenomena occur when the lamp is assembled on an automobile and jolted.
Disclosure of Invention
The invention provides welding equipment for processing an automobile lamp based on multi-direction movement of a clamp, aiming at overcoming the defects that when a transparent shell and a base of the automobile lamp are welded, a reserved welding joint is difficult to control the distance, the integrity and the sealing property are easy to damage, and a large amount of welding slag falls off when an automobile is bumped after the lamp is assembled.
The technical implementation scheme of the invention is as follows: the welding equipment for processing the automobile lamp based on the multidirectional movement of the clamp comprises a movable clamp unit, a movable base unit, a breaking and vibration removing unit, an underframe table, a portal frame, an air cylinder, a first fixed block, a spring telescopic arm and a high-precision welding gun; a portal frame is fixedly connected to the upper side of the base frame; the middle side of the portal frame is fixedly connected with a cylinder; the lower telescopic end of the cylinder is fixedly connected with a first fixed block; a spring telescopic arm is fixedly connected to the front side of the first fixed block; the front side of the spring telescopic arm is fixedly connected with a high-precision welding gun; the lower side of the first fixed block is connected with a movable clamp unit which can move in multiple directions; the lower side of the movable clamp unit is connected with a base frame; the movable clamp unit is connected with a spring telescopic arm; the right side of the base frame is connected with a movable base unit which continuously positions the lamp fixing joint; the left side of the movable base unit is connected with a movable clamp unit; the upper side of the movable base unit is connected with a breaking and vibrating unit for removing welding slag of the fixed joint.
Preferably, the movable clamp unit comprises an electric turntable, a first cam, a top die, a first transmission wheel, a rear fixing frame, an outer shaft, a spline shaft, a second transmission wheel, a first straight gear, a bottom turntable, a toothed ring, a base, a bottom die, a second straight gear and a third straight gear; the lower side of the first fixed block is connected with an electric turntable; a first cam is fixedly connected to the lower side of the electric turntable; the first cam is tightly attached to the front telescopic end of the spring telescopic arm; a top die is fixedly connected to the lower side of the first cam; the middle side of the electric turntable is fixedly connected with a first driving wheel; a rear fixing frame is fixedly connected to the rear side of the first fixing block; the rear end of the rear fixing frame is rotationally connected with a spline shaft; the rear side of the base platform is rotatably connected with an outer shaft; the lower end of the spline shaft is connected with an outer shaft; the rear side of the rear fixing frame is rotatably connected with a second transmission wheel and a second straight gear through the same rotating shaft, and the second transmission wheel is positioned on the upper side of the second straight gear; the upper end of the spline shaft is fixedly connected with a third straight gear; a transmission belt is wound between the first transmission wheel and the second transmission wheel; the second straight gear is meshed with the third straight gear; the lower end of the outer shaft is fixedly connected with a first straight gear; the upper side of the base table is rotatably connected with a bottom turntable; a toothed ring is fixedly connected to the outer edge of the upper side of the bottom turntable; the gear ring is meshed with the first straight gear; the middle part of the upper side of the bottom turntable is fixedly connected with a base; a bottom die is fixedly connected to the upper side of the base; the base and the bottom die are both connected with the movable substrate unit.
Preferably, a circle of sliding grooves are formed around the side part of the base.
Preferably, the moving base unit comprises a first elastic part, a right sliding rod, a second elastic part, a second fixed block, a front bracket, a rear bracket and a right positioning block; a first elastic component is fixedly connected to the right part of the upper side of the base frame; the left end of the first elastic part is fixedly connected with a right sliding rod; the right sliding rod is connected with the side sliding groove of the base in a sliding manner; a second elastic part is fixedly connected to the upper side of the left end of the first elastic part; the upper end of the second elastic part is fixedly connected with a second fixed block; the front part of the upper side of the second fixed block is fixedly connected with a front bracket; the rear part of the upper side of the second fixed block is fixedly connected with a rear bracket; a right positioning block is fixedly connected between the left sides of the front bracket and the rear bracket; the upper side of the right positioning block is tightly attached to the upper surface of the bottom die; and a breaking and vibration removing unit is fixedly connected between the upper sides of the front bracket and the rear bracket.
Preferably, the breaking and vibration-removing unit comprises a first driving motor, a second cam, a first shaft sleeve, a first torsion spring, a first transmission rod, a breaking rod and a vibration-removing component; a first driving motor is fixedly connected to the right part of the upper side of the front support; the output shaft of the first driving motor is fixedly connected with a second cam; the rear part of the upper side of the front bracket is rotatably connected with a first shaft sleeve through a rotating shaft; a first torsion spring is fixedly connected between the first shaft sleeve and the front support, and the first torsion spring is sleeved on the outer surface of the rotating shaft of the adjacent first shaft sleeve; a first transmission rod is fixedly connected to the right side of the first shaft sleeve; the second cam is tightly attached to the first transmission rod; a knocking rod is fixedly connected to the left side of the first shaft sleeve; the upper side of the rear bracket is connected with a vibration eliminating component; the first transmission rod is connected with the vibration removing component.
Preferably, the first shaft sleeve is inclined at a specified included angle with the vertical line.
Preferably, the left end of the rapping bar is sleeved with a rubber sleeve.
Preferably, the vibration removing component comprises a second shaft sleeve, a second torsion spring, a second transmission rod, a vibration rod and an elastic rope; the rear part of the upper side of the rear bracket is rotatably connected with a second shaft sleeve through a rotating shaft; a second torsion spring is fixedly connected between the second shaft sleeve and the rear support, and the second torsion spring is sleeved on the outer surface of the rotating shaft of the adjacent second shaft sleeve; a second transmission rod is fixedly connected to the right side of the second shaft sleeve; the first transmission rod is tightly attached to the second transmission rod; a vibration rod is fixedly connected to the left side of the second shaft sleeve; an elastic rope is fixedly connected between the lower side of the second shaft sleeve and the left end of the vibration rod.
Preferably, the left end of the vibration rod is in an upward-tilted bent structure.
Preferably, the chamfering and polishing device further comprises a chamfering and polishing unit, wherein the chamfering and polishing unit is arranged on the underframe platform and comprises a third elastic part, a left sliding rod, a fourth elastic part, a third fixed block, a left positioning block, a second driving motor and a grinding wheel; a third elastic component is fixedly connected to the left part of the upper side of the base frame; the right end of the third elastic part is fixedly connected with a left sliding rod; the left sliding rod is connected with the side sliding groove of the base in a sliding manner; a fourth elastic component is fixedly connected to the upper side of the sliding right end of the left sliding rod; a third fixed block is fixedly connected to the upper side of the fourth elastic component; a left positioning block is fixedly connected to the right side of the third fixing block; the upper side of the left positioning block is tightly attached to the upper surface of the bottom die; a second driving motor is fixedly connected to the upper side of the third fixed block; and the output shaft of the second driving motor is fixedly connected with a grinding wheel.
The invention has the following advantages: when the transparent shell and the base of the automobile lamp are welded, the reserved welding seam is difficult to control the distance and easy to damage the integrity and the sealing performance, and a large amount of welding slag falls off when the automobile jolts after the lamp is assembled, aiming at the problems, the technical scheme is that the rotary fixture for positioning the transparent shell and the base is adopted, before the transparent shell and the base are welded, a circle of chamfer is firstly cut at the lower edge of an inner welding rod fixed on the base, when the transparent shell and the base are clamped in the fixture, an outer welding rod is tightly attached to the inner welding rod, a welding seam is not required to be reserved between the outer welding rod and the inner welding rod, at the moment, the chamfer at the lower edge of the inner welding rod leaves a large-range gap with the lower edge of the outer welding rod, when the inner welding rod and the outer welding rod are subjected to thermal expansion in the welding process of the transparent shell and the base, the expanded volume is accumulated between the reserved gaps, welding rod and outer welding rod downside between the welding slag also will gather between the clearance of reserving in the period, and interior welding rod and outer welding rod are when the thermal expansion, and the welding slag clearance part that is equipped with in addition in time will gather the welding slag of clearing away between the clearance of reserving in the heat, when improving transparent shell and base welding reliability, the clearance work of welding slag is accomplished to the efficient.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the clamping state of the present invention;
FIG. 3 is two exploded views of the lamp of the present invention;
FIG. 4 is an enlarged view of region F1 of the present invention;
FIG. 5 is a schematic perspective view of the movable clamp unit according to the present invention;
FIG. 6 is a perspective view of the telescopic arm of the present invention;
FIG. 7 is a schematic perspective view of a mobile base unit according to the present invention;
FIG. 8 is a partial perspective view of a mobile base unit according to the present invention;
FIG. 9 is a schematic perspective view of the breaking and vibration-removing unit of the present invention;
FIG. 10 is an enlarged view of region F2 of the present invention;
FIG. 11 is a schematic perspective view of a chamfer grinding unit according to the present invention;
fig. 12 is an enlarged view of region F3 of the present invention.
The parts are labeled as follows: 1-base table, 2-portal frame, 3-cylinder, 4-first fixed block, 41-spring telescopic arm, 5-high precision welding gun, 6-base, 61-inner welding bar, 7-transparent shell, 71-outer welding bar, 101-electric rotary table, 102-first cam, 103-top die, 104-first transmission wheel, 105-rear fixed frame, 106-outer shaft, 107-spline shaft, 108-second transmission wheel, 109-first straight gear, 110-bottom rotary table, 111-toothed ring, 112-base, 113-bottom die, 114-second straight gear, 115-third straight gear, 201-first elastic component, 202-right slide bar, 203-second elastic component, 204-second fixed block, 205-front support, 206-rear support, 207-right positioning block, 301-first driving motor, 302-second cam, 303-first shaft sleeve, 304-first torsion spring, 305-first transmission rod, 306-knock rod, 307-second shaft sleeve, 308-second torsion spring, 309-second transmission rod, 310-vibration rod, 311-elastic rope, 401-third elastic part, 402-left sliding rod, 403-fourth elastic part, 404-third fixing block, 405-left positioning block, 406-second driving motor, and 407-grinding wheel.
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 further detail with reference to the accompanying drawings. It is only noted that the invention is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the invention.
In the embodiment of the present invention, the first elastic member 201, the second elastic member 203, the third elastic member 401 and the fourth elastic member 403 are all spring telescopic rods.
Example 1
The welding equipment for processing the automobile lamp based on the multidirectional movement of the clamp is shown in a figure 1 and figures 5-10 and comprises a movable clamp unit, a movable base unit, a breaking and vibration removing unit, an underframe table 1, a portal frame 2, a cylinder 3, a first fixing block 4, a spring telescopic arm 41 and a high-precision welding gun 5; a portal frame 2 is fixedly connected to the upper side of the base frame 1; the middle side of the portal frame 2 is fixedly connected with a cylinder 3; the lower telescopic end of the cylinder 3 is fixedly connected with a first fixed block 4; a spring telescopic arm 41 is fixedly connected to the front side of the first fixed block 4; the front side of the spring telescopic arm 41 is fixedly connected with a high-precision welding gun 5; the lower side of the first fixing block 4 is connected with a movable clamp unit; the lower side of the movable clamp unit is connected with a base frame 1; the movable clamp unit is connected with a spring telescopic arm 41; the right side of the base platform 1 is connected with a movable base unit; the left side of the movable base unit is connected with a movable clamp unit; the upper side of the movable base unit is connected with a breaking and shaking unit.
As shown in fig. 5-6, the movable clamp unit includes an electric rotary table 101, a first cam 102, a top die 103, a first transmission wheel 104, a rear fixing frame 105, an outer shaft 106, a spline shaft 107, a second transmission wheel 108, a first spur gear 109, a bottom rotary table 110, a toothed ring 111, a base 112, a bottom die 113, a second spur gear 114, and a third spur gear 115; the lower side of the first fixed block 4 is connected with an electric turntable 101; a first cam 102 is fixedly connected to the lower side of the electric turntable 101; the first cam 102 abuts against the front telescopic end of the spring telescopic arm 41; a top die 103 is welded on the lower side of the first cam 102; a first driving wheel 104 is fixedly connected to the middle side of the electric turntable 101; a rear fixing frame 105 is connected to the rear side bolt of the first fixing block 4; the rear end of the rear fixing frame 105 is rotationally connected with a spline shaft 107; an outer shaft 106 is rotatably connected to the rear side of the base frame 1; the lower end of the spline shaft 107 is connected with an outer shaft 106; the rear side of the rear fixing frame 105 is rotatably connected with a second transmission wheel 108 and a second straight gear 114 through the same rotating shaft, and the second transmission wheel 108 is positioned on the upper side of the second straight gear 114; the upper end of the spline shaft 107 is fixedly connected with a third straight gear 115; a transmission belt is wound between the first transmission wheel 104 and the second transmission wheel 108; the second spur gear 114 is engaged with a third spur gear 115; a first straight gear 109 is fixedly connected to the lower end of the outer shaft 106; the upper side of the base frame 1 is rotatably connected with a bottom turntable 110; a toothed ring 111 is welded on the outer edge of the upper side of the bottom turntable 110; the ring gear 111 meshes with the first straight gear 109; the middle part of the upper side of the bottom turntable 110 is fixedly connected with a base 112; a bottom die 113 is welded on the upper side of the base 112; the base 112 and the bottom mold 113 are connected to the moving base unit.
As shown in fig. 7-8, the moving base unit includes a first elastic member 201, a right slide bar 202, a second elastic member 203, a second fixing block 204, a front bracket 205, a rear bracket 206, and a right positioning block 207; a first elastic member 201 is connected to the right bolt on the upper side of the base frame 1; the left end of the first elastic component 201 is fixedly connected with a right sliding rod 202; the right sliding rod 202 is slidably connected with the side sliding groove of the base 112; a second elastic component 203 is fixedly connected to the upper side of the left end of the first elastic component 201; the upper end of the second elastic component 203 is fixedly connected with a second fixed block 204; a front bracket 205 is welded at the front part of the upper side of the second fixing block 204; a rear bracket 206 is welded at the rear part of the upper side of the second fixing block 204; a right positioning block 207 is welded between the left sides of the front bracket 205 and the rear bracket 206; the upper side of the right positioning block 207 is tightly attached to the upper surface of the bottom die 113; a breaking and vibration removing unit is fixedly connected between the upper sides of the front bracket 205 and the rear bracket 206.
As shown in fig. 9-10, the breaking-out vibration-removing unit includes a first driving motor 301, a second cam 302, a first shaft sleeve 303, a first torsion spring 304, a first transmission rod 305, a knocking rod 306 and a vibration-removing assembly; a first driving motor 301 is fixedly connected to the right part of the upper side of the front bracket 205; the output shaft of the first driving motor 301 is fixedly connected with a second cam 302; the rear part of the upper side of the front bracket 205 is rotatably connected with a first shaft sleeve 303 through a rotating shaft; the first shaft sleeve 303 and the vertical line are in an inclined state with a designated included angle; a first torsion spring 304 is fixedly connected between the first shaft sleeve 303 and the front bracket 205, and the first torsion spring 304 is sleeved on the outer surface of the rotating shaft of the adjacent first shaft sleeve 303; a first transmission rod 305 is welded on the right side of the first shaft sleeve 303; the second cam 302 abuts against the first transmission lever 305; a knocking rod 306 is welded on the left side of the first shaft sleeve 303; the left end of the knock bar 306 is sleeved with a rubber sleeve; the upper side of the rear bracket 206 is connected with a vibration eliminating component; the first transfer rod 305 is connected to the shock removal assembly.
As shown in fig. 9-10, the vibration eliminating assembly includes a second shaft sleeve 307, a second torsion spring 308, a second transmission rod 309, a vibration rod 310 and an elastic rope 311; the rear part of the upper side of the rear bracket 206 is rotatably connected with a second shaft sleeve 307 through a rotating shaft; a second torsion spring 308 is fixedly connected between the second shaft sleeve 307 and the rear bracket 206, and the second torsion spring 308 is sleeved on the outer surface of the rotating shaft of the adjacent second shaft sleeve 307; a second transmission rod 309 is welded to the right side of the second shaft sleeve 307; the first driving rod 305 abuts against the second driving rod 309; a vibration rod 310 is welded on the left side of the second shaft sleeve 307; the left end of the vibration rod 310 is of an upward-tilting bending structure; an elastic rope 311 is fixedly connected between the lower side of the second shaft sleeve 307 and the left end of the vibration rod 310.
Before welding the transparent shell 7 and the base 6, a circle of chamfer is cut at the lower edge of an inner welding strip 61 fixed on the base 6 through a grinding device, then the base 6 is placed on the upper surface of a bottom die 113, the transparent shell 7 is sleeved above the base 6, then a telescopic rod of an air cylinder 3 drives a first fixing block 4, a high-precision welding gun 5 and a top die 103 to move downwards, the first fixing block 4 drives a spline shaft 107 to move downwards along an outer shaft 106 through a rear fixing frame 105, the top die 103 covers the upper surface of the transparent shell 7, and the transparent shell 7 and the base 6 are clamped by the top die 103 and the bottom die 113, as shown in fig. 2, the outer welding strip 71 is tightly attached to the inner welding strip 61, no welding seam is required to be reserved between the outer welding strip 71 and the inner welding strip 61, as shown in fig. 3-4, the lower edge of the inner weld bar 61 is now chamfered leaving a wide range of clearance from the lower edge of the outer weld bar 71.
When the welding equipment for processing the automobile lamp is used, the high-precision welding gun 5 is externally connected with a laser welding console, then the electric turntable 101 drives the first transmission wheel 104 to rotate, the first transmission wheel 104 drives the second transmission wheel 108 through a transmission belt, and drives the second straight gear 114 to rotate through a rotating shaft connected with the second transmission wheel 108, the second straight gear 114 is meshed with the third straight gear 115 to drive the spline shaft 107 to rotate, the spline shaft 107 drives the outer shaft 106 and the first straight gear 109 to rotate, the first straight gear 109 is meshed with the toothed ring 111 to drive the bottom turntable 110 to rotate, the bottom turntable 110 drives the base 112 and the bottom die 113 to rotate, meanwhile, the electric turntable 101 drives the first fixed block 4, the first cam 102 and the top die 103 to rotate, the top die 103 and the bottom die 113 drive the transparent shell 7 and the base 6 clamped between the top die 103 and the bottom die 113 to rotate, meanwhile, the laser welding console controls the high-precision welding gun 5, and sequentially excites the outer welding strip 71 and the inner welding strip 61 in the area below the transparent shell 7 and the base 6 And (5) performing light welding work.
The high-precision welding gun 5 emits a laser beam with a specified frequency, the laser beam penetrates through the transparent shell 7 and sequentially strikes each area on the outer welding strip 71 and the inner welding strip 61, so that each area of the outer welding strip 71 and the inner welding strip 61 is sequentially heated to expand and be tightly fused together, since a large gap is left between the lower sides of the outer and inner welding bars 71 and 61, the outer and inner welding bars 71 and 61 expand by heat while, the expanded volume of the outer and inner welding bars 71, 61 will accumulate between the empty gaps, preventing the expanded outer welding bar 71 from pushing the transparent shell 7 outwards, destroying the firmness and sealing between the transparent shell 7 and the base 6, during which welding slag between the outer and inner welding bars 71, 61 will also accumulate between the empty gaps, meanwhile, the welding slag accumulated between the vacant gaps is removed in time by the movable base unit and the breaking and shaking unit when the units are hot.
When the rotating top die 103 and the rotating bottom die 113 move the welding areas of the outer welding strips 71 and the inner welding strips 61 to the left side of the breaking and vibration removing unit, the right sliding rod 202 slides along the rotating base 112, the right sliding rod 202 drives the first elastic component 201 and the breaking and vibration removing unit to move left and right along the shape of the base 112, the second elastic component 203 in an initial stretched state drives the right positioning block 207 to move up and down along the height change of the bottom die 113, so that the striking rod 306 and the vibration rod 310 are always kept between the right side joint seam of the transparent shell 7 and the base 6, the output shaft of the first driving motor 301 drives the second cam 302 to rotate, the second cam 302 reciprocally pushes the first transmission rod 305 to drive the first shaft sleeve 303 and the first torsion spring 304 to turn over up and down, and the first shaft sleeve 303 drives the striking rod 306 to reciprocally swing up and down, so that the striking rod 306 extends into the right side joint seam of the transparent shell 7 and the base 6 at a designated frequency, and the welding slag between the lower side gaps of the outer welding strip 71 and the inner welding strip 61 is knocked in a reciprocating mode, and the end portion of the knocking rod 306 is sleeved with the rubber sleeve, so that the knocking rod 306 can only knock off the brittle welding slag between the outer welding strip 71 and the inner welding strip 61, and the effective welding body of the outer welding strip 71 and the inner welding strip 61 cannot be damaged.
The knocking rod 306 knocks the welding slag, the knocked-out part of the welding slag falls out of the joint seam between the transparent shell 7 and the base 6, connecting ends are left between the rest welding slag and the outer welding strip 71 and the inner welding strip 61, the connecting ends are not easy to fall out, after the welding areas of the outer welding strip 71 and the inner welding strip 61 are knocked by the knocking rod 306, in the process of continuous rotation movement, the first transmission rod 305 which is turned up and down in a reciprocating mode pushes the second transmission rod 309 to drive the second shaft sleeve 307 and the second torsion spring 308 to turn in a reciprocating mode, the second shaft sleeve 307 drives the vibration rod 310 to swing up and down in a reciprocating mode, during the period, when the second shaft sleeve 307 drives the vibration rod 310 to turn up, the left end of the vibration rod 310 pulls the elastic rope 311 to stretch upwards, meanwhile, the left end bending part of the vibration rod 310 is pulled by the stretched elastic rope 311 to bend rightwards, the end part of the vibration rod 310 is in a bent hook shape, and the connecting ends left connecting ends between the welding slag and the outer welding strip 71 and the inner welding strip 61 are chopped, when the second shaft sleeve 307 drives the vibration rod 310 to turn downwards, the end part of the vibration rod 310 rebounded at the same time is hit to the lower side of the inner welding strip 61, so that the lower side of the inner welding strip 61 vibrates, the residual welding slag is vibrated to fall between the right side joint seam of the transparent shell 7 and the base 6, the welding reliability of the transparent shell 7 and the base 6 is improved, and meanwhile, the cleaning work of the welding slag is efficiently completed.
Example 2
As shown in fig. 1 to 12, this embodiment is further optimized on the basis of embodiment 1, and further includes a chamfer polishing unit, where the base frame 1 is provided with the chamfer polishing unit, and the chamfer polishing unit includes a third elastic component 401, a left slide bar 402, a fourth elastic component 403, a third fixed block 404, a left positioning block 405, a second driving motor 406, and a grinding wheel 407; a third elastic member 401 is connected to the left bolt on the upper side of the base frame 1; a left sliding rod 402 is fixedly connected to the right end of the third elastic component 401; the left sliding bar 402 is slidably connected with the side sliding groove of the base 112; a fourth elastic component 403 is fixedly connected to the upper side of the sliding right end of the left sliding rod 402; a third fixed block 404 is fixedly connected to the upper side of the fourth elastic component 403; a left positioning block 405 is welded on the right side of the third fixing block 404; the upper side of the left positioning block 405 is tightly attached to the upper surface of the bottom die 113; the upper side of the third fixing block 404 is connected with a second driving motor 406 through a bolt; a grinding wheel 407 is fixed to an output shaft of the second drive motor 406.
In order to increase the welding speed of the transparent shell 7 and the base 6, the grinding device is set as a chamfering and polishing unit in the embodiment, so that the chamfering and grinding pretreatment step for the lower edge of the inner welding strip 61 on the base 6 is omitted before the transparent shell 7 and the base 6 are clamped between the top die 103 and the bottom die 113, and the step is integrated into the welding device for processing the automobile lamp.
After the transparent shell 7 and the base 6 are clamped between the top die 103 and the bottom die 113, the bottom turntable 110 drives the base 112 and the bottom die 113 to rotate, the left slide bar 402 slides along the rotating base 112, the left slide bar 402 drives the third elastic component 401 and the grinding wheel 407 to move left and right along the shape of the base 112, the fourth elastic component 403 in an initial stretching state drives the left positioning block 405 to move up and down along the height change of the bottom die 113, so that the grinding wheel 407 keeps close to the left side of the lower edge of the inner welding strip 61, the output shaft of the second driving motor 406 drives the grinding wheel 407 to rotate, the grinding wheel 407 carries out chamfering grinding processing on the left side of the lower edge of the inner welding strip 61, and then when the region of the inner welding strip 61, which is subjected to chamfering grinding processing, passes through the high-precision welding gun 5, the transparent shell 7 and the base 6 are welded according to the above steps.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (9)
1. The welding equipment for processing the automobile lamp based on multi-directional movement of the clamp comprises a base frame (1), a portal frame (2), a cylinder (3), a first fixing block (4), a spring telescopic arm (41) and a high-precision welding gun (5); a portal frame (2) is fixedly connected to the upper side of the base frame (1); a cylinder (3) is fixedly connected to the middle side of the portal frame (2); the lower telescopic end of the cylinder (3) is fixedly connected with a first fixed block (4); a spring telescopic arm (41) is fixedly connected to the front side of the first fixed block (4); a high-precision welding gun (5) is fixedly connected to the front side of the spring telescopic arm (41); the method is characterized in that: the device also comprises a movable clamp unit, a movable base unit and a breaking and vibration removing unit; the lower side of the first fixed block (4) is connected with a movable clamp unit which can move in multiple directions; the lower side of the movable clamp unit is connected with a base frame (1); the movable clamp unit is connected with a spring telescopic arm (41); the right side of the base stand (1) is connected with a movable base unit which continuously positions the lamp fixing seam; the left side of the movable base unit is connected with a movable clamp unit; the upper side of the movable base unit is connected with a breaking and vibrating unit for removing welding slag of the fixed joint; the movable clamp unit comprises an electric turntable (101), a first cam (102), a top die (103), a first transmission wheel (104), a rear fixing frame (105), an outer shaft (106), a spline shaft (107), a second transmission wheel (108), a first straight gear (109), a bottom turntable (110), a toothed ring (111), a base (112), a bottom die (113), a second straight gear (114) and a third straight gear (115); the lower side of the first fixed block (4) is connected with an electric turntable (101); a first cam (102) is fixedly connected to the lower side of the electric rotating disc (101); the first cam (102) is tightly attached to the front telescopic end of the spring telescopic arm (41); a top die (103) is fixedly connected to the lower side of the first cam (102); a first driving wheel (104) is fixedly connected to the middle side of the electric turntable (101); a rear fixing frame (105) is fixedly connected to the rear side of the first fixing block (4); the rear end of the rear fixing frame (105) is rotationally connected with a spline shaft (107); the rear side of the base frame (1) is rotatably connected with an outer shaft (106); the lower end of the spline shaft (107) is connected with an outer shaft (106); the rear side of the rear fixing frame (105) is rotatably connected with a second transmission wheel (108) and a second straight gear (114) through the same rotating shaft, and the second transmission wheel (108) is positioned on the upper side of the second straight gear (114); a third straight gear (115) is fixedly connected to the upper end of the spline shaft (107); a transmission belt is wound between the first transmission wheel (104) and the second transmission wheel (108); the second spur gear (114) is meshed with the third spur gear (115); a first straight gear (109) is fixedly connected to the lower end of the outer shaft (106); the upper side of the base table (1) is rotatably connected with a bottom turntable (110); a toothed ring (111) is fixedly connected to the outer edge of the upper side of the bottom turntable (110); the gear ring (111) is meshed with the first straight gear (109); a base (112) is fixedly connected to the middle of the upper side of the bottom turntable (110); a bottom die (113) is fixedly connected to the upper side of the base (112); the base (112) and the bottom die (113) are both connected with the movable base unit.
2. The welding equipment for processing the automobile lamp based on the multi-azimuth movement of the clamp as claimed in claim 1, wherein: a circle of sliding grooves are arranged around the side part of the base (112).
3. The welding equipment for processing the automobile lamp based on the multi-directional movement of the clamp as claimed in claim 1, wherein: the movable base unit comprises a first elastic part (201), a right sliding rod (202), a second elastic part (203), a second fixed block (204), a front bracket (205), a rear bracket (206) and a right positioning block (207); a first elastic component (201) is fixedly connected to the right part of the upper side of the base frame (1); the left end of the first elastic component (201) is fixedly connected with a right sliding rod (202); the right sliding rod (202) is connected with the side sliding groove of the base (112) in a sliding manner; a second elastic component (203) is fixedly connected to the upper side of the left end of the first elastic component (201); the upper end of the second elastic component (203) is fixedly connected with a second fixed block (204); the front part of the upper side of the second fixed block (204) is fixedly connected with a front bracket (205); a rear bracket (206) is fixedly connected to the rear part of the upper side of the second fixed block (204); a right positioning block (207) is fixedly connected between the left sides of the front bracket (205) and the rear bracket (206); the upper side of the right positioning block (207) is tightly attached to the upper surface of the bottom die (113); a breaking and vibration removing unit is fixedly connected between the upper sides of the front bracket (205) and the rear bracket (206).
4. The welding equipment for processing the automobile lamp based on the multi-directional movement of the clamp as claimed in claim 3, wherein: the breaking and vibration-removing unit comprises a first driving motor (301), a second cam (302), a first shaft sleeve (303), a first torsion spring (304), a first transmission rod (305), a knocking rod (306) and a vibration-removing component; a first driving motor (301) is fixedly connected to the right part of the upper side of the front bracket (205); a second cam (302) is fixedly connected with an output shaft of the first driving motor (301); the rear part of the upper side of the front bracket (205) is rotatably connected with a first shaft sleeve (303) through a rotating shaft; a first torsion spring (304) is fixedly connected between the first shaft sleeve (303) and the front bracket (205), and the first torsion spring (304) is sleeved on the outer surface of the rotating shaft of the adjacent first shaft sleeve (303); a first transmission rod (305) is fixedly connected to the right side of the first shaft sleeve (303); the second cam (302) is tightly attached to the first transmission rod (305); a knocking rod (306) is fixedly connected to the left side of the first shaft sleeve (303); the upper side of the rear bracket (206) is connected with a vibration eliminating component; the first drive rod (305) is connected to the shock removal assembly.
5. The welding equipment for processing the automobile lamp based on the multi-directional movement of the clamp as recited in claim 4, wherein: the first shaft sleeve (303) is inclined at a specified included angle with the vertical line.
6. The welding equipment for processing the automobile lamp based on the multi-directional movement of the clamp as recited in claim 4, wherein: the left end of the knocking rod (306) is sleeved with a rubber sleeve.
7. The welding equipment for processing the automobile lamp based on the multi-directional movement of the clamp as recited in claim 4, wherein: the vibration eliminating component comprises a second shaft sleeve (307), a second torsion spring (308), a second transmission rod (309), a vibration rod (310) and an elastic rope (311); the rear part of the upper side of the rear bracket (206) is rotatably connected with a second shaft sleeve (307) through a rotating shaft; a second torsion spring (308) is fixedly connected between the second shaft sleeve (307) and the rear support (206), and the second torsion spring (308) is sleeved on the outer surface of the rotating shaft of the adjacent second shaft sleeve (307); a second transmission rod (309) is fixedly connected to the right side of the second shaft sleeve (307); the first transmission rod (305) is tightly attached to the second transmission rod (309); a vibration rod (310) is fixedly connected to the left side of the second shaft sleeve (307); an elastic rope (311) is fixedly connected between the lower side of the second shaft sleeve (307) and the left end of the vibration rod (310).
8. The welding equipment for processing the automobile lamp based on the multi-directional movement of the clamp as recited in claim 7, wherein: the left end of the vibration rod (310) is of an upward-tilting bending structure.
9. The welding equipment for processing the automobile lamp based on the multidirectional movement of the clamp according to any one of claims 1 to 8, wherein the welding equipment comprises: the chamfering and polishing device is characterized by further comprising a chamfering and polishing unit, wherein the chamfering and polishing unit is arranged on the base frame (1) and comprises a third elastic part (401), a left sliding rod (402), a fourth elastic part (403), a third fixed block (404), a left positioning block (405), a second driving motor (406) and a grinding wheel (407); a third elastic component (401) is fixedly connected to the left part of the upper side of the base frame (1); a left sliding rod (402) is fixedly connected to the right end of the third elastic component (401); the left sliding rod (402) is slidably connected with the side sliding groove of the base (112); a fourth elastic component (403) is fixedly connected to the upper side of the sliding right end of the left sliding rod (402); a third fixed block (404) is fixedly connected to the upper side of the fourth elastic component (403); a left positioning block (405) is fixedly connected to the right side of the third fixing block (404); the upper side of the left positioning block (405) is tightly attached to the upper surface of the bottom die (113); a second driving motor (406) is fixedly connected to the upper side of the third fixed block (404); the output shaft of the second driving motor (406) is fixedly connected with a grinding wheel (407).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210058977.3A CN114393840B (en) | 2022-01-19 | 2022-01-19 | Welding equipment for automobile lamp machining based on multi-directional movement of clamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210058977.3A CN114393840B (en) | 2022-01-19 | 2022-01-19 | Welding equipment for automobile lamp machining based on multi-directional movement of clamp |
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| CN114393840B true CN114393840B (en) | 2022-08-05 |
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Effective date of registration: 20230606 Address after: 510540 No.3, East Shajing Road, Yongxing, Taihe Town, Baiyun District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU AOKE ELECTRIC APPLIANCE CO.,LTD. Address before: 510000 5th floor, building a, industrial plant, No. 15, Shajing East Road, Yongxing Village, Taihe Town, Baiyun District, Guangzhou, Guangdong Patentee before: Guangzhou Ono Lighting Electronic Technology Co.,Ltd. |