CN105599286A - Plastic box internal welding structure and welding method for internally-arranged parts of plastic box - Google Patents
Plastic box internal welding structure and welding method for internally-arranged parts of plastic box Download PDFInfo
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- CN105599286A CN105599286A CN201610100274.7A CN201610100274A CN105599286A CN 105599286 A CN105599286 A CN 105599286A CN 201610100274 A CN201610100274 A CN 201610100274A CN 105599286 A CN105599286 A CN 105599286A
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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
- B29C65/022—Particular heating or welding methods not otherwise provided for
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- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention relates to a plastic box internal welding structure and a welding method for internally-arranged parts of a plastic box. A welding part bottom plate is connected to a mechanical arm of a three-dimensional robot, a plastic box hot mold guide rail is arranged on the right side of the welding part bottom plate, a plastic box hot mold straight arm is installed on the plastic box hot mold guide rail, and a plastic box hot mold air cylinder is fixed to the plastic box hot mold straight arm. The outer end of the plastic box hot mold straight arm stretches out forwards and is fixedly connected with a plastic box hot mold bent arm, and a plastic box hot mold is installed on the rear side face of the free end of the plastic box hot mold bent arm. A welding part clamp guide rail is arranged on the left side of the outer end face of the welding part device bottom plate, a welding part clamp straight arm is installed on the welding part clamping guide rail, a welding part clamp horizontally-moving air cylinder is fixed to the welding part clamp straight arm, the outer end of the welding part clamp straight arm stretches out backwards and is connected with a welding part clamp bent arm bent leftwards, and a welding part clamp is installed on the front side face of the free end of the welding part clamp bent arm. According to the structure, the three-dimensional robot is used for completing all actions needed for welding, investment is saved, and occupied space is small.
Description
Technical field
The present invention relates to a kind of production equipment of plastic box, particularly a kind of plastic box interior welds structure; The invention still further relates to a kind of welding method of plastic box built-in part, belong to plastic box manufacturing installation technical field.
Background technology
The welding of the built-in weldment of plastic box is completed by three-dimensional robot mechanical arm conventionally, and three-dimensional robot mechanical arm can, under the control of program, carry out three-dimensional motion neatly, and weldment is welded on to plastic box inside.
The welding method of conventional plastic case built-in part is to adopt two three-dimensional robots, and a three-dimensional robot mechanical arm drive plastic box hot-die stretches into the inner butt-welding fitting of plastic box position from the tapping of plastic box and heats; Another three-dimensional robot mechanical arm clamps weldment heats on weldment hot-die, then last three-dimensional robot mechanical arm drives plastic box hot-die to withdraw from from plastic box, and a rear three-dimensional robot mechanical arm clamps weldment enters plastic box inner chamber weldment is welded on plastic box inwall.
Because pad is in plastic box inside, after welding, cannot tentatively identify welding quality by estimating, can not identify plastic box body and melt welding quality, can not judge weldment and plastic box body welding quality, there is larger potential safety hazard, can not meet the requirement of current market to product quality. Because plastic box adopts automated production, mechanism and corollary equipment that plastic box parison periphery need to be arranged are many, and space resources is most valuable, traditional welding procedure need to be used two three-dimensional robots, production cost is high, takes up room large, can not meet Production requirement.
Summary of the invention
Primary and foremost purpose of the present invention is, overcomes problems of the prior art, and a kind of plastic box interior welds structure is provided, simple in structure, reliable in action.
For solving above technical problem, a kind of plastic box interior welds structure of the present invention, comprise three-dimensional robot mechanical arm and weldment device base plate, the back side of described weldment device base plate is fixed on described three-dimensional robot mechanical arm by flange seat, the right side, outer face of described weldment device base plate is provided with plastic box hot-die guide rail, on described plastic box hot-die guide rail, plastic box hot-die straight-arm is installed, on described plastic box hot-die straight-arm, be fixed with plastic box hot-die cylinder, the piston rod end of described plastic box hot-die cylinder is stretched out backward and is fixed on plastic box hot-die cylinder riser, the root of described plastic box hot-die cylinder riser is connected on described weldment device base plate, the external end head of described plastic box hot-die straight-arm stretches out forward and is fixedly connected with bending plastic box hot-die curved boom to the right, and the free end trailing flank of described plastic box hot-die curved boom is provided with plastic box hot-die.
With respect to prior art, the present invention has obtained following beneficial effect: three-dimensional robot mechanical arm can drive weldment device base plate to carry out three-dimensional motion by planned course by flange seat, plastic box hot-die curved boom is set to be convenient to rotate from the tapping of plastic box while to enter plastic box inner chamber, plastic box hot-die curved boom enters after plastic box inner chamber with plastic box hot-die, first aim at the position that plastic box need to weld, then the piston rod of plastic box hot-die cylinder is retracted, plastic box hot-die straight-arm moves backward along plastic box hot-die guide rail, until the position that plastic box hot moulding need to be welded at plastic box, plastic box hot-die heats until welding position melting the welding position of plastic box, then the piston rod of plastic box hot-die cylinder stretches out, plastic box hot-die straight-arm travels forward along plastic box hot-die guide rail, plastic box hot-die departs from the welding position of plastic box, three-dimensional robot mechanical arm drives the motion of weldment device base plate, plastic box hot-die curved boom is extracted out from the opening part of plastic box, completed the weld preparation of plastic box.
As improvement of the present invention, the left side of described weldment device base plate outer face is provided with weldment fixture guide rail, on described weldment fixture guide rail, weldment fixture straight-arm is installed, on described weldment fixture straight-arm, be fixed with weldment fixture flat-removing air cyclinder, the piston rod end of described weldment fixture flat-removing air cyclinder is stretched out forward and is fixed on weldment fixture flat-removing air cyclinder riser, and the root of described weldment fixture flat-removing air cyclinder riser is connected on described weldment device base plate, the external end head of described weldment fixture straight-arm stretches out backward and is connected with bending weldment fixture curved boom left, and the free end leading flank of described weldment fixture curved boom is provided with weldment fixture. weldment fixture can stably clamp weldment, weldment fixture curved boom is set to be convenient to rotate from the tapping of plastic box while to enter plastic box inner chamber, weldment fixture curved boom enters after plastic box inner chamber with weldment fixture and weldment, first aim at the welding position of plastic box, then the piston rod of weldment fixture flat-removing air cyclinder is retracted, weldment fixture straight-arm moves backward along weldment fixture guide rail, until weldment is pressed in the welding position of plastic box, after cooling and shaping, weldment and plastic box connect as one, then weldment fixture unclamps weldment, the piston rod of weldment fixture flat-removing air cyclinder stretches out, weldment fixture straight-arm travels forward along weldment fixture guide rail, weldment fixture departs from the welding position of plastic box, three-dimensional robot mechanical arm drives the motion of weldment device base plate, weldment fixture curved boom is extracted out from the opening part of plastic box, completed the welding of weldment and plastic box. the driving mechanism of plastic box hot-die and the driving mechanism of weldment fixture are arranged respectively in the left and right sides of weldment device base plate, make same three-dimensional robot mechanical arm can complete the required everything of welding, without two three-dimensional robots are set.
As improvement of the present invention, described weldment fixture straight-arm and described weldment fixture curved boom and described plastic box hot-die straight-arm and the described plastic box hot-die curved boom layout that is centrosymmetric centered by the axis of described flange seat. Weldment fixture straight-arm and plastic box hot-die straight-arm are identical shape, and weldment fixture curved boom and plastic box hot-die curved boom are identical shape, can save manufacturing cost, and be convenient to install. The layout that is mutually centrosymmetric, after weldment device base plate Rotate 180 °, the travel track of both sides is identical, can make three-dimensional robot mechanical arm along identical track turnover and dodge plastic box, is convenient to control and simplified programming.
As a further improvement on the present invention, the corner of described weldment fixture curved boom is hinged on the external end head of described weldment fixture straight-arm, the piston rod end of the front end of described weldment fixture curved boom and weldment fixture rotary cylinder is hinged, and the cylinder body of described weldment fixture rotary cylinder is fixed on described weldment fixture straight-arm. The piston rod of weldment fixture rotary cylinder stretches out or retracts, and can drive weldment fixture curved boom to rotate around jointed shaft, is convenient to weldment to be pressed onto on weldment hot-die and to heat.
As a further improvement on the present invention, the left side of described weldment device base plate is fixedly connected with weldment hot-die, and described weldment hot-die and described weldment fixture are in opposite directions and be distributed in taking weldment fixture curved boom jointed shaft on the same circumference in the center of circle. Weldment hot-die is fixed on weldment device base plate, can save space, is convenient to coordinate with weldment fixture; When stretching out, the piston rod of weldment fixture rotary cylinder drive weldment fixture curved boom after jointed shaft turns clockwise, weldment fixture clamps weldment and is buckled on weldment hot-die and heats, after having heated, the piston rod of weldment fixture rotary cylinder is retracted and is driven weldment fixture curved boom after jointed shaft is rotated counterclockwise, weldment departs from weldment hot-die, finishes heating.
As a further improvement on the present invention, described weldment fixture comprises jaw, clamping fixture seat and gripper cylinder, described in two, the openend of jaw in opposite directions, described in two, the middle part of jaw is hinged on respectively on described clamping fixture seat, described in two, the tail end of jaw is connected to the two ends of described gripper cylinder, and described clamping fixture seat is fixed on the free end of described weldment fixture curved boom. The piston rod of gripper cylinder stretches out and can make the jaw of two jaws draw close weldment is clamped in opposite directions, and the piston rod of gripper cylinder is retracted and can be made the jaw separation of two jaws that weldment is unclamped.
As a further improvement on the present invention, the top of described gripper cylinder is fixedly connected with limited block, and described limited block is provided with the limited impression suitable with the weldment arm of weldment; Described clamping fixture seat is provided with the hole of dodging of inserting for the lower end of weldment. Weldment is cylindrical structure, weldment middle part is connected with the weldment arm stretching out to a side, the effect that can play centralized positioning in hole of dodging of clamping fixture seat is inserted in the lower end of weldment, weldment arm embeds in the limited impression of limited block, can make weldment there is accurate phase place, not only position is accurate to make weldment be connected to plastic box inwall, and has accurate direction.
As a further improvement on the present invention, on described clamping fixture seat, be provided with induction weldment whether be inserted into position photoelectric sensor switch. Weldment arm embeds in the limited impression of limited block, the lower end of weldment could clamping fixture seat dodge hole in be plugged into the end, gripper cylinder drives after jaw clamping weldment, photoelectric sensor switch detects weldment and is inserted into position and enters next step.
As a further improvement on the present invention, the free end leading flank of described weldment fixture curved boom is provided with camera. Camera is by means of weldment fixture curved boom and be installed on a side of weldment fixture, is convenient to take pictures before and after welding; Before welding, camera is taken pictures to plastic box welding position, confirms that the thawing of plastic box welding position is up-to-standard, if defective system is directly sent warning, judges that this plastic box scraps. After having welded, camera is taken pictures to the welding position of plastic box again, confirms the up-to-standard of welding, avoids substandard product to flow to client, causes heavy losses.
Another object of the present invention is, overcomes problems of the prior art, and a kind of welding method of plastic box built-in part is provided, and production cost is low, takes up space little and welding quality is high.
For solving above technical problem, the welding method of plastic box built-in part of the present invention, is characterized in that, in turn includes the following steps: (1) weldment transshipment acitivity is clamped the upper end of weldment, and weldment is delivered between two jaws of weldment fixture;
(2) the piston rod of weldment fixture flat-removing air cyclinder is retracted and is made weldment fixture straight-arm and weldment fixture curved boom simultaneously up, and dodging in hole of described clamping fixture seat inserted in the lower end of weldment, and the weldment arm that is connected to weldment side embeds in the limited impression of described limited block;
(3), after gripper cylinder action is drawn close the jaw of jaw described in two middle part of weldment is clamped in opposite directions, described photoelectric sensor switch judges that weldment pegs graft and put in place;
(4) weldment transshipment acitivity unclamps the upper end of weldment, and the piston rod of weldment fixture flat-removing air cyclinder stretches out and makes weldment fixture straight-arm and weldment fixture curved boom simultaneously descending, and weldment moves downward and departs from weldment transshipment acitivity with weldment fixture, and then weldment transshipment acitivity returns;
(5) three-dimensional robot mechanical arm drives the motion of weldment device base plate, and plastic box hot-die curved boom is inserted to plastic box inside from the opening part of plastic box, makes plastic box hot-die aim at the position that plastic box need to weld;
(6) the piston rod of plastic box hot-die cylinder is retracted, and plastic box hot-die straight-arm moves backward along plastic box hot-die guide rail, until the position that plastic box hot moulding need to be welded at plastic box;
(7) the piston rod of weldment fixture rotary cylinder stretches out weldment fixture curved boom is rotated around jointed shaft, and weldment is pressed on weldment hot-die;
(8) the welding position heating of plastic box hot-die to plastic box is until welding position melting, and weldment hot-die butt-welding fitting heats until solder side melting simultaneously;
(9) the piston rod of plastic box hot-die cylinder stretches out and makes plastic box hot-die depart from the heating position of plastic box, and the piston rod of weldment fixture rotary cylinder is retracted weldment fixture curved boom is rotated around jointed shaft simultaneously, makes weldment depart from weldment hot-die;
(10) three-dimensional robot mechanical arm drives the motion of weldment device base plate, and plastic box hot-die curved boom is extracted out from the opening part of plastic box;
(11) three-dimensional robot mechanical arm drives the motion of weldment device base plate, and weldment fixture curved boom is inserted to plastic box inside from the opening part of plastic box, makes weldment aim at the position that plastic box need to weld;
(12) taking pictures in the position that camera need to weld plastic box, confirms that the thawing of plastic box welding position is up-to-standard;
(13) the piston rod of weldment fixture flat-removing air cyclinder is retracted, and weldment fixture straight-arm moves backward along weldment fixture guide rail, and the melting position that weldment is pressed in to plastic box is until cooling and shaping;
Gripper cylinder action make two described in jaw unclamp weldment, then the piston rod of weldment fixture flat-removing air cyclinder stretches out, and makes weldment fixture leave weldment;
(15) camera is taken pictures again to welding position, confirms that the welding quality of weldment is qualified;
(16) three-dimensional robot mechanical arm drives the motion of weldment device base plate, and weldment fixture curved boom is extracted out from the opening part of plastic box;
(17) three-dimensional robot mechanical arm drives weldment device base plate to get back to initial position, then gets back to step and (1) enters next circulation.
With respect to prior art, the present invention has obtained following beneficial effect: three-dimensional robot mechanical arm can drive weldment device base plate to carry out three-dimensional motion by planned course by flange seat, and plastic box hot-die curved boom and weldment fixture curved boom are convenient to enter plastic box inner chamber from the tapping of plastic box. The left and right sides of weldment device base plate is centrosymmetric and arranges the driving mechanism of plastic box hot-die and the driving mechanism of weldment fixture, makes same three-dimensional robot mechanical arm can complete the required everything of welding, without two three-dimensional robots are set; After weldment device base plate Rotate 180 °, the travel track of both sides is identical, can make three-dimensional robot mechanical arm along identical track turnover and dodge plastic box, is convenient to control and simplified programming. Weldment arm embeds in the limited impression of limited block, the lower end of weldment could clamping fixture seat dodge hole in be plugged into the end, gripper cylinder drives after jaw clamping weldment, photoelectric sensor switch detects weldment and is inserted into position and enters next step; Not only position is accurate to make weldment be connected to plastic box inwall, and has accurate direction. Camera is by means of weldment fixture curved boom and be installed on a side of weldment fixture, is convenient to take pictures before and after welding; Before welding, camera is taken pictures to plastic box welding position, confirms that the thawing of plastic box welding position is up-to-standard, if defective system is directly sent warning, judges that this plastic box scraps. After having welded, camera is taken pictures to the welding position of plastic box again, confirms the up-to-standard of welding, avoids substandard product to flow to client, causes heavy losses.
Brief description of the drawings
Fig. 1 is the scheme of installation one of plastic box interior welds structure of the present invention on three-dimensional robot.
Fig. 2 is the scheme of installation two of plastic box interior welds structure of the present invention on three-dimensional robot.
Fig. 3 is the front view of plastic box interior welds structure of the present invention.
Fig. 4 is the left view of Fig. 3.
Fig. 5 is the stereogram one of Fig. 3.
Fig. 6 is the stereogram two of Fig. 3.
Fig. 7 is the front view of weldment fixture in the present invention.
Fig. 8 is the top view of Fig. 7.
Fig. 9 is the rearview of Fig. 7.
Figure 10 is the upward view of Fig. 7.
Figure 11 is the stereogram of Fig. 7.
In figure: 1. three-dimensional robot mechanical arm; 2. flange seat; 3. weldment device base plate; 4. plastic box hot-die guide rail; 5. plastic box hot-die straight-arm; 6. plastic box hot-die curved boom; 7. plastic box hot-die; 8. plastic box hot-die cylinder; 9. plastic box hot-die cylinder riser; 10. weldment fixture guide rail; 11. weldment fixture straight-arms; 12. weldment fixture curved booms; 13. weldment fixture flat-removing air cyclinders; 14. weldment fixture flat-removing air cyclinder risers; 15. weldment fixture rotary cylinders; 16. weldment fixtures; 16a. clamping fixture seat; 16b. jaw; 16c. gripper cylinder; 16d. limited block; 17. cameras; 18. weldment hot-dies; 19. weldments; 19a. weldment arm; 20. photoelectric sensor switch.
Detailed description of the invention
As shown in Figures 1 to 6, plastic box interior welds structure of the present invention, comprise three-dimensional robot mechanical arm 1 and weldment device base plate 3, the back side of weldment device base plate 3 is fixed on three-dimensional robot mechanical arm 1 by flange seat 2, the right side, outer face of weldment device base plate 3 is provided with plastic box hot-die guide rail 4, plastic box hot-die straight-arm 5 is installed on plastic box hot-die guide rail 4, on plastic box hot-die straight-arm 5, be fixed with plastic box hot-die cylinder 8, the piston rod end of plastic box hot-die cylinder 8 is stretched out backward and is fixed on plastic box hot-die cylinder riser 9, the root of plastic box hot-die cylinder riser 9 is connected on weldment device base plate 3, the external end head of plastic box hot-die straight-arm 5 stretches out forward and is fixedly connected with bending plastic box hot-die curved boom 6 to the right, and the free end trailing flank of plastic box hot-die curved boom 6 is provided with plastic box hot-die 7.
Three-dimensional robot mechanical arm 1 can drive weldment device base plate 3 to carry out three-dimensional motion by planned course by flange seat 2, plastic box hot-die curved boom 6 is set to be convenient to rotate from the tapping of plastic box while to enter plastic box inner chamber, plastic box hot-die curved boom 6 enters after plastic box inner chamber with plastic box hot-die 7, first aim at the position that plastic box need to weld, then the piston rod of plastic box hot-die cylinder is retracted, plastic box hot-die straight-arm 5 moves backward along plastic box hot-die guide rail 4, until plastic box hot-die 7 is pressed in the position that plastic box need to weld, plastic box hot-die 7 heats until welding position melting the welding position of plastic box, then the piston rod of plastic box hot-die cylinder stretches out, plastic box hot-die straight-arm 5 travels forward along plastic box hot-die guide rail 4, plastic box hot-die 7 departs from the welding position of plastic box, three-dimensional robot mechanical arm 1 drives weldment device base plate 3 to move, plastic box hot-die curved boom 6 is extracted out from the opening part of plastic box, completed the weld preparation of plastic box.
The left side of weldment device base plate 3 outer faces is provided with weldment fixture guide rail 10, weldment fixture straight-arm 11 is installed on weldment fixture guide rail 10, on weldment fixture straight-arm 11, be fixed with weldment fixture flat-removing air cyclinder 13, the piston rod end of weldment fixture flat-removing air cyclinder 13 is stretched out forward and is fixed on weldment fixture flat-removing air cyclinder riser 14, and the root of weldment fixture flat-removing air cyclinder riser 14 is connected on weldment device base plate 3; The external end head of weldment fixture straight-arm 11 stretches out backward and is connected with bending weldment fixture curved boom 12 left, and the free end leading flank of weldment fixture curved boom 12 is provided with weldment fixture 16.
Weldment fixture 16 can stably clamp weldment 19, weldment fixture curved boom 12 is set to be convenient to rotate from the tapping of plastic box while to enter plastic box inner chamber, weldment fixture curved boom 12 enters after plastic box inner chamber with weldment fixture 16 and weldment 19, first aim at the welding position of plastic box, then the piston rod of weldment fixture flat-removing air cyclinder 13 is retracted, weldment fixture straight-arm 11 moves backward along weldment fixture guide rail 10, until weldment 19 is pressed in the welding position of plastic box, after cooling and shaping, weldment 19 connects as one with plastic box, then weldment fixture 16 unclamps weldment 19, the piston rod of weldment fixture flat-removing air cyclinder 13 stretches out, weldment fixture straight-arm 11 travels forward along weldment fixture guide rail 10, weldment fixture 16 departs from the welding position of plastic box, three-dimensional robot mechanical arm 1 drives weldment device base plate 3 to move, weldment fixture curved boom 12 is extracted out from the opening part of plastic box, completed the welding of weldment 19 with plastic box. the driving mechanism of plastic box hot-die 7 and the driving mechanism of weldment fixture 16 are arranged respectively in the left and right sides of weldment device base plate 3, make same three-dimensional robot mechanical arm can complete the required everything of welding, without two three-dimensional robots are set.
The free end leading flank of weldment fixture curved boom 12 is provided with camera 17. Camera 17 is by means of weldment fixture curved boom 12 and be installed on a side of weldment fixture 16, is convenient to take pictures before and after welding; Before welding, camera 17 is taken pictures to plastic box welding position, confirms that the thawing of plastic box welding position is up-to-standard, if defective system is directly sent warning, judges that this plastic box scraps. After having welded, camera 17 is taken pictures to the welding position of plastic box again, confirms the up-to-standard of welding, avoids substandard product to flow to client, causes heavy losses.
Weldment fixture straight-arm 11 and weldment fixture curved boom 12 and plastic box hot-die straight-arm 5 and plastic box hot-die curved boom 6 layout that is centrosymmetric centered by the axis of flange seat 2. Weldment fixture straight-arm 11 and plastic box hot-die straight-arm 5 are identical shape, and weldment fixture curved boom 12 and plastic box hot-die curved boom 6 are identical shape, can save manufacturing cost, and be convenient to install. The layout that is mutually centrosymmetric, after weldment device base plate 3 Rotate 180s °, the travel track of both sides is identical, can make three-dimensional robot mechanical arm along identical track turnover and dodge plastic box, is convenient to control and simplified programming.
The corner of weldment fixture curved boom 12 is hinged on the external end head of weldment fixture straight-arm 11, the piston rod end of the front end of weldment fixture curved boom 12 and weldment fixture rotary cylinder 15 is hinged, and the cylinder body of weldment fixture rotary cylinder 15 is fixed on weldment fixture straight-arm 11. The piston rod of weldment fixture rotary cylinder 15 stretches out or retracts, and can drive weldment fixture curved boom 12 to rotate around jointed shaft, is convenient to weldment 19 to be pressed onto heating on weldment hot-die 18.
The left side of weldment device base plate 3 is fixedly connected with weldment hot-die 18, and weldment hot-die 18 and weldment fixture 16 are in opposite directions and be distributed in taking weldment fixture curved boom 12 jointed shafts on the same circumference in the center of circle. Weldment hot-die 18 is fixed on weldment device base plate 3, can save space, is convenient to coordinate with weldment fixture 16; When stretching out, the piston rod of weldment fixture rotary cylinder 15 drive weldment fixture curved boom 12 after jointed shaft turns clockwise, weldment fixture 16 clamps weldment 19 and is buckled in heating on weldment hot-die 18, after having heated, the piston rod of weldment fixture rotary cylinder 15 is retracted and is driven weldment fixture curved boom 12 after jointed shaft is rotated counterclockwise, weldment 19 departs from weldment hot-die 18, finishes heating.
As shown in Fig. 7 to Figure 11, weldment fixture 16 comprises jaw 16b, clamping fixture seat 16a and gripper cylinder 16c, the openend of two jaws in opposite directions, the middle part of two jaws is hinged on respectively on clamping fixture seat 16a, the tail end of two jaws is connected to the two ends of gripper cylinder 16c, and clamping fixture seat 16a is fixed on the free end of weldment fixture curved boom 12. The piston rod of gripper cylinder 16c stretches out and can make the jaw of two jaw 16b draw close in opposite directions weldment 19 is clamped, and the piston rod of gripper cylinder 16c is retracted and can be made the jaw of two jaw 16b separate weldment 19 is unclamped.
The top of gripper cylinder 16c is fixedly connected with limited block 16d, and limited block 16d is provided with the limited impression suitable with the weldment arm 19a of weldment 19; Clamping fixture seat 16a is provided with the hole of dodging of inserting for the lower end of weldment 19. Weldment 19 is cylindrical structure, weldment 19 middle parts are connected with the weldment arm 19a stretching out to a side, the effect that can play centralized positioning in hole of dodging of clamping fixture seat 16a is inserted in the lower end of weldment 19, weldment arm 19a embeds in the limited impression of limited block 16d, can make weldment 19 there is accurate phase place, not only position is accurate to make weldment 19 be connected to plastic box inwall, and has accurate direction.
The photoelectric sensor switch 20 whether induction weldment 19 is inserted into position is installed on clamping fixture seat 16a. Weldment arm 19a embeds in the limited impression of limited block 16d, the lower end of weldment 19 could clamping fixture seat 16a dodge hole in be plugged into the end, gripper cylinder 16c drives after jaw 16b clamping weldment 19, and photoelectric sensor switch 20 detects weldment 19 and is inserted into position and enters next step.
The welding method of plastic box built-in part of the present invention, in turn includes the following steps:
(1) weldment transshipment acitivity is clamped the upper end of weldment 19, and weldment 19 is delivered between two jaw 16b of weldment fixture 16;
(2) the piston rod of weldment fixture flat-removing air cyclinder 13 is retracted and is made weldment fixture straight-arm 11 and weldment fixture curved boom 12 simultaneously up, dodging in hole of clamping fixture seat 16a inserted in the lower end of weldment 19, and the weldment arm 19a that is connected to weldment 19 sides embeds in the limited impression of limited block 16d;
(3), after gripper cylinder 16c action is drawn close the jaw of two jaw 16b the middle part of weldment 19 is clamped in opposite directions, photoelectric sensor switch 20 judges that weldment 19 pegged graft and put in place;
(4) weldment transshipment acitivity unclamps the upper end of weldment 19, the piston rod of weldment fixture flat-removing air cyclinder 13 stretches out and makes weldment fixture straight-arm 11 and weldment fixture curved boom 12 simultaneously descending, weldment moves downward and departs from weldment transshipment acitivity with weldment fixture 16, and then weldment transshipment acitivity returns;
(5) three-dimensional robot mechanical arm 1 drives weldment device base plate 3 to move, and plastic box hot-die curved boom 6 is inserted to plastic box inside from the opening part of plastic box, makes plastic box hot-die 7 aim at the position that plastic box need to weld;
(6) the piston rod of plastic box hot-die cylinder is retracted, and plastic box hot-die straight-arm 5 moves backward along plastic box hot-die guide rail 4, until plastic box hot-die 7 is pressed in the position that plastic box need to weld;
(7) the piston rod of weldment fixture rotary cylinder 15 stretches out weldment fixture curved boom 12 is rotated around jointed shaft, and weldment 19 is pressed on weldment hot-die 18;
(8) the welding position heating of plastic box hot-die 7 to plastic box is until welding position melting, and weldment hot-die 18 butt-welding fittings 19 heat until solder side melting simultaneously;
(9) the piston rod of plastic box hot-die cylinder stretches out and makes plastic box hot-die 7 depart from the heating position of plastic box, and the piston rod of weldment fixture rotary cylinder 15 is retracted weldment fixture curved boom 12 is rotated around jointed shaft simultaneously, makes weldment 19 depart from weldment hot-die 18;
(10) three-dimensional robot mechanical arm 1 drives weldment device base plate 3 to move, and plastic box hot-die curved boom 6 is extracted out from the opening part of plastic box;
(11) three-dimensional robot mechanical arm 1 drives weldment device base plate 3 to move, and weldment fixture curved boom 12 is inserted to plastic box inside from the opening part of plastic box, makes weldment 19 aim at the position that plastic box need to weld;
(12) taking pictures in the position that camera 17 need to weld plastic box, confirms that the thawing of plastic box welding position is up-to-standard;
(13) the piston rod of weldment fixture flat-removing air cyclinder 13 is retracted, and weldment fixture straight-arm 11 moves backward along weldment fixture guide rail 10, and the melting position that weldment 19 is pressed in to plastic box is until cooling and shaping;
(14) gripper cylinder 16c action makes two jaw 16b unclamp weldment 19, and then the piston rod of weldment fixture flat-removing air cyclinder 13 stretches out, and makes weldment fixture 16 leave weldment 19;
(15) camera 17 is taken pictures again to welding position, confirms that the welding quality of weldment 19 is qualified;
(16) three-dimensional robot mechanical arm 1 drives weldment device base plate 3 to move, and weldment fixture curved boom 12 is extracted out from the opening part of plastic box;
(17) three-dimensional robot mechanical arm 1 drives weldment device base plate 3 to get back to initial position, then gets back to step and (1) enters next circulation.
In addition to the implementation, the present invention can also have other embodiments. All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of requirement of the present invention.
Claims (10)
1. a plastic box interior welds structure, comprise three-dimensional robot mechanical arm and weldment device base plate, the back side of described weldment device base plate is fixed on described three-dimensional robot mechanical arm by flange seat, it is characterized in that: the right side, outer face of described weldment device base plate is provided with plastic box hot-die guide rail, on described plastic box hot-die guide rail, plastic box hot-die straight-arm is installed, on described plastic box hot-die straight-arm, be fixed with plastic box hot-die cylinder, the piston rod end of described plastic box hot-die cylinder is stretched out backward and is fixed on plastic box hot-die cylinder riser, the root of described plastic box hot-die cylinder riser is connected on described weldment device base plate, the external end head of described plastic box hot-die straight-arm stretches out forward and is fixedly connected with bending plastic box hot-die curved boom to the right, and the free end trailing flank of described plastic box hot-die curved boom is provided with plastic box hot-die.
2. plastic box interior welds structure according to claim 1, it is characterized in that: the left side of described weldment device base plate outer face is provided with weldment fixture guide rail, on described weldment fixture guide rail, weldment fixture straight-arm is installed, on described weldment fixture straight-arm, be fixed with weldment fixture flat-removing air cyclinder, the piston rod end of described weldment fixture flat-removing air cyclinder is stretched out forward and is fixed on weldment fixture flat-removing air cyclinder riser, and the root of described weldment fixture flat-removing air cyclinder riser is connected on described weldment device base plate; The external end head of described weldment fixture straight-arm stretches out backward and is connected with bending weldment fixture curved boom left, and the free end leading flank of described weldment fixture curved boom is provided with weldment fixture.
3. plastic box interior welds structure according to claim 2, is characterized in that: described weldment fixture straight-arm and described weldment fixture curved boom and described plastic box hot-die straight-arm and the described plastic box hot-die curved boom layout that is centrosymmetric centered by the axis of described flange seat.
4. plastic box interior welds structure according to claim 2, it is characterized in that: the corner of described weldment fixture curved boom is hinged on the external end head of described weldment fixture straight-arm, the piston rod end of the front end of described weldment fixture curved boom and weldment fixture rotary cylinder is hinged, and the cylinder body of described weldment fixture rotary cylinder is fixed on described weldment fixture straight-arm.
5. plastic box interior welds structure according to claim 3, it is characterized in that: the left side of described weldment device base plate is fixedly connected with weldment hot-die, described weldment hot-die and described weldment fixture are in opposite directions and be distributed in taking weldment fixture curved boom jointed shaft on the same circumference in the center of circle.
6. plastic box interior welds structure according to claim 2, it is characterized in that: described weldment fixture comprises jaw, clamping fixture seat and gripper cylinder, described in two, the openend of jaw in opposite directions, described in two, the middle part of jaw is hinged on respectively on described clamping fixture seat, described in two, the tail end of jaw is connected to the two ends of described gripper cylinder, and described clamping fixture seat is fixed on the free end of described weldment fixture curved boom.
7. plastic box interior welds structure according to claim 5, is characterized in that: the top of described gripper cylinder is fixedly connected with limited block, and described limited block is provided with the limited impression suitable with the weldment arm of weldment; Described clamping fixture seat is provided with the hole of dodging of inserting for the lower end of weldment.
8. plastic box interior welds structure according to claim 7, is characterized in that: on described clamping fixture seat, be provided with induction weldment whether be inserted into position photoelectric sensor switch.
9. according to the plastic box interior welds structure described in any one in claim 2 to 8, it is characterized in that: the free end leading flank of described weldment fixture curved boom is provided with camera.
10. adopt plastic box interior welds structure claimed in claim 9 to carry out the welding method at plastic box built-in part, it is characterized in that, in turn include the following steps:
(1) weldment transshipment acitivity is clamped the upper end of weldment, and weldment is delivered between two jaws of weldment fixture;
(2) the piston rod of weldment fixture flat-removing air cyclinder is retracted and is made weldment fixture straight-arm and weldment fixture curved boom simultaneously up, and dodging in hole of described clamping fixture seat inserted in the lower end of weldment, and the weldment arm that is connected to weldment side embeds in the limited impression of described limited block;
(3), after gripper cylinder action is drawn close the jaw of jaw described in two middle part of weldment is clamped in opposite directions, described photoelectric sensor switch judges that weldment pegs graft and put in place;
(4) weldment transshipment acitivity unclamps the upper end of weldment, and the piston rod of weldment fixture flat-removing air cyclinder stretches out and makes weldment fixture straight-arm and weldment fixture curved boom simultaneously descending, and weldment moves downward and departs from weldment transshipment acitivity with weldment fixture, and then weldment transshipment acitivity returns;
(5) three-dimensional robot mechanical arm drives the motion of weldment device base plate, and plastic box hot-die curved boom is inserted to plastic box inside from the opening part of plastic box, makes plastic box hot-die aim at the position that plastic box need to weld;
(6) the piston rod of plastic box hot-die cylinder is retracted, and plastic box hot-die straight-arm moves backward along plastic box hot-die guide rail, until the position that plastic box hot moulding need to be welded at plastic box;
(7) the piston rod of weldment fixture rotary cylinder stretches out weldment fixture curved boom is rotated around jointed shaft, and weldment is pressed on weldment hot-die;
(8) the welding position heating of plastic box hot-die to plastic box is until welding position melting, and weldment hot-die butt-welding fitting heats until solder side melting simultaneously;
(9) the piston rod of plastic box hot-die cylinder stretches out and makes plastic box hot-die depart from the heating position of plastic box, and the piston rod of weldment fixture rotary cylinder is retracted weldment fixture curved boom is rotated around jointed shaft simultaneously, makes weldment depart from weldment hot-die;
(10) three-dimensional robot mechanical arm drives the motion of weldment device base plate, and plastic box hot-die curved boom is extracted out from the opening part of plastic box;
(11) three-dimensional robot mechanical arm drives the motion of weldment device base plate, and weldment fixture curved boom is inserted to plastic box inside from the opening part of plastic box, makes weldment aim at the position that plastic box need to weld;
(12) taking pictures in the position that camera need to weld plastic box, confirms that the thawing of plastic box welding position is up-to-standard;
(13) the piston rod of weldment fixture flat-removing air cyclinder is retracted, and weldment fixture straight-arm moves backward along weldment fixture guide rail, and the melting position that weldment is pressed in to plastic box is until cooling and shaping;
Gripper cylinder action make two described in jaw unclamp weldment, then the piston rod of weldment fixture flat-removing air cyclinder stretches out, and makes weldment fixture leave weldment;
(15) camera is taken pictures again to welding position, confirms that the welding quality of weldment is qualified;
(16) three-dimensional robot mechanical arm drives the motion of weldment device base plate, and weldment fixture curved boom is extracted out from the opening part of plastic box;
(17) three-dimensional robot mechanical arm drives weldment device base plate to get back to initial position, then gets back to step and (1) enters next circulation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610100274.7A CN105599286B (en) | 2016-02-24 | 2016-02-24 | The welding method of plastic box interior welds structure and plastic box built-in part |
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| CN201610100274.7A CN105599286B (en) | 2016-02-24 | 2016-02-24 | The welding method of plastic box interior welds structure and plastic box built-in part |
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| CN105599286B CN105599286B (en) | 2018-04-20 |
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| CN108393571A (en) * | 2018-05-18 | 2018-08-14 | 亚普汽车部件股份有限公司 | Built-in part welds auxiliary mould |
| CN108655637A (en) * | 2018-05-18 | 2018-10-16 | 亚普汽车部件股份有限公司 | Built-in part welding method |
| CN115533389A (en) * | 2022-11-24 | 2022-12-30 | 河北世昌汽车部件股份有限公司 | Built-in part placing clamp |
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| US20120205049A1 (en) * | 2011-02-11 | 2012-08-16 | Spm Automation (Canada) Inc. | Hot plate welding system |
| CN202097959U (en) * | 2011-06-13 | 2012-01-04 | 亚普汽车部件股份有限公司 | Welding tool for inner part of plastic fuel tank |
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| CN108393571A (en) * | 2018-05-18 | 2018-08-14 | 亚普汽车部件股份有限公司 | Built-in part welds auxiliary mould |
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| CN115533389A (en) * | 2022-11-24 | 2022-12-30 | 河北世昌汽车部件股份有限公司 | Built-in part placing clamp |
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| CN105599286B (en) | 2018-04-20 |
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