CN113681221B - Turntable type automatic welding production line and welding process of semiconductor refrigeration device - Google Patents

Turntable type automatic welding production line and welding process of semiconductor refrigeration device Download PDF

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Publication number
CN113681221B
CN113681221B CN202110984190.5A CN202110984190A CN113681221B CN 113681221 B CN113681221 B CN 113681221B CN 202110984190 A CN202110984190 A CN 202110984190A CN 113681221 B CN113681221 B CN 113681221B
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welding
turntable
substrate
positioning
driving device
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CN113681221A (en
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梁逸笙
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Guangdong Fuxin Electronic Technology Co ltd
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Guangdong Fuxin Electronic Technology Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/08Auxiliary devices therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/08Auxiliary devices therefor
    • B23K3/087Soldering or brazing jigs, fixtures or clamping means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N10/00Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
    • H10N10/01Manufacture or treatment

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

The invention provides a turntable type automatic welding production line and a welding process of a semiconductor refrigeration device. The carousel formula automatic weld production line includes: the glue die feeding mechanism and the turntable welding device; the turntable welding device includes: the device comprises a substrate feeding mechanism, a rotating platform, a welding positioning die and a welding device; the rotating platform comprises: the device comprises a platform bracket, a turntable and a rotation driving mechanism; the turntable type automatic welding production line and the welding process skillfully utilize the rubber mold and the welding positioning mold to realize high-efficiency feeding and accurate positioning of the crystal grains, realize automatic moving operation of the substrate and the crystal grains to be welded through the rotating platform, the welding device can automatically weld the substrate and the crystal grains on the rotating platform, and the feeding, moving and welding processes of the substrate and the crystal grains do not need manual intervention, so that mechanical automatic control can be completely realized, and the welding assembly operation of the semiconductor refrigeration device is more efficient and has lower cost.

Description

Turntable type automatic welding production line and welding process of semiconductor refrigeration device
Technical Field
The invention relates to the field of welding equipment of semiconductor refrigeration devices, in particular to a turntable type automatic welding production line and a welding process of the semiconductor refrigeration devices.
Background
The semiconductor refrigeration device comprises a first substrate, a second substrate and crystal grains arranged between the first substrate and the second substrate. In the production process of the semiconductor refrigeration device, crystal grains are distributed in a rubber mold according to a set mode to be arranged into a layered structure, then the layered structure of the crystal grains, the first substrate and the second substrate are positioned and clamped, and finally the three are welded and assembled by a welding device.
Along with the development of automation technology, automatic production equipment is applied to the production and assembly process of semiconductor refrigeration devices. In the production and assembly process of the semiconductor refrigeration device, assembly production of a plurality of working procedures is involved, corresponding staff is usually allocated to each working procedure, and the semiconductor refrigeration device to be assembled is subjected to assembly work (such as feeding, gluing, welding, blanking and the like) of the corresponding working procedure through the staff. However, the traditional assembly mode of the semiconductor refrigeration device to be assembled is complex, the automatic welding efficiency is low, and the labor cost is high.
Disclosure of Invention
Aiming at the defects, the invention aims to provide a turntable type automatic welding production line and a welding process of a semiconductor refrigeration device, which can solve the problems of low automatic welding efficiency and high labor cost of the semiconductor refrigeration device.
To achieve the purpose, the invention adopts the following technical scheme:
a turntable-type automatic welding production line, comprising: the glue die feeding mechanism and the turntable welding device; the turntable welding device includes: the device comprises a substrate feeding mechanism, a rotating platform, a welding positioning die and a welding device; the rotating platform comprises: the device comprises a platform bracket, a turntable and a rotation driving mechanism; the middle part of the turntable is provided with a rotating part which is connected with the platform bracket; the rotary driving mechanism is used for driving the turntable to horizontally rotate around the rotating part relative to the platform bracket; the welding positioning die is used for positioning the rubber die and the substrate; the welding positioning die is arranged on the top surface of the turntable; the welding device is used for welding the substrate in the welding positioning die with the crystal grains arranged in the rubber die; the rubber mold feeding mechanism is used for feeding the rubber mold into the welding positioning mold; the substrate feeding mechanism is used for feeding the substrate into the welding positioning die and positioning and placing the substrate with crystal grains arranged in the rubber die.
Preferably, the peripheral annular region of the turntable is divided into at least two processing regions; the welding positioning dies are respectively arranged in the processing areas; the rotation driving mechanism includes: a rotation driving motor and a speed reducer for connecting the rotation driving motor with the turntable in a transmission manner; the output shaft of the driving motor is in transmission connection with the input end of the speed reducer, and the output end of the speed reducer is in transmission connection with an annular rack arranged at the bottom of the turntable through a gear.
Preferably, the turntable type automatic welding production line further comprises a rubber mold transmission mechanism; the rubber mold conveying mechanism is used for conveying the rubber mold to the rubber mold feeding mechanism; the rubber mold transmission mechanism includes: the first conveying device comprises a first conveying bracket, a first conveying belt and a first conveying mechanism; one end of the first conveying belt, which is close to the rubber mold feeding mechanism, is provided with a limiting plate; the first conveying mechanism is used for driving the first conveying belt to move, and the limiting plate is used for limiting the rubber mold on the first conveying belt; the rubber mold feed mechanism includes: the device comprises a first feeding bracket, a first grabbing claw and a first feeding driving mechanism; the first feeding driving mechanism comprises: the device comprises a first horizontal sliding rail, a first horizontal sliding block, a first horizontal telescopic driving device and a first vertical telescopic driving device; the first horizontal sliding rail and the first horizontal telescopic driving device are arranged on the first feeding bracket, the first horizontal sliding block is slidably arranged on the first horizontal sliding rail, and the first horizontal sliding block is in transmission connection with the first horizontal telescopic driving device; the first vertical telescopic driving device is vertically arranged on the first horizontal sliding block, and the driving end of the first vertical telescopic driving device is provided with a first grabbing claw.
Preferably, the turntable welding device further comprises a substrate conveying mechanism; the substrate conveying mechanism is used for conveying the substrate to the substrate feeding mechanism; the substrate transfer mechanism includes: the second conveying support, the second conveying belt and the second conveying mechanism; one end of the second conveying belt, which is close to the substrate feeding mechanism, is provided with a limiting part; the second conveying mechanism is used for driving the second conveying belt to move, and the limiting part is used for limiting the substrate on the second conveying belt; the substrate feed mechanism includes: the second feeding bracket, the second grabbing claw and the second feeding driving mechanism; the second feeding driving mechanism comprises: the device comprises a first vertical sliding rail, a first vertical sliding block, a second vertical telescopic driving device and a first overturning driving device; the first vertical sliding rail and the second vertical telescopic driving device are arranged on the second feeding bracket, the first vertical sliding block is slidably arranged on the first vertical sliding rail, and the first vertical sliding block is in transmission connection with the second vertical telescopic driving device; the first overturning driving device is horizontally arranged on the first vertical sliding block, the driving end of the first overturning driving device is provided with the second grabbing claw, and the second grabbing claw can overturn in a vertical plane under the driving of the first overturning driving device.
Preferably, the welding device comprises a welding mounting bracket, a Z-direction welding guide rail arranged on the welding mounting bracket and a welding telescopic driving device; the telescopic driving end of the welding telescopic driving device is provided with a heating welding operation end; one side of the heating welding operation end is slidably mounted with the Z-direction welding guide rail; the heating welding operation end can be contacted with or separated from the substrate in the welding positioning die right below under the drive of the welding telescopic driving device; the heating welding operation end is an electric heating welding module; the electric heating welding module comprises a thermocouple, a welding shell and an electric heating pipe arranged in the welding shell; the thermocouple is electrically connected with a power supply control module of the electric heating welding module, and the thermocouple is used for detecting the temperature of the electric heating welding module.
Preferably, the turntable welding device further comprises a blanking mechanism, wherein the blanking mechanism is used for taking out a workpiece from the welding positioning die; the unloading mechanism includes: the positioning buffer seat, the first blanking bracket, the third grabbing claw and the first blanking driving mechanism; the first blanking driving mechanism includes: the second vertical sliding rail, the second vertical sliding block, the third vertical telescopic driving device and the second overturning driving device; the second vertical sliding rail and the third vertical telescopic driving device are arranged on the first blanking bracket, the second vertical sliding block is slidably arranged on the second vertical sliding rail, and the second vertical sliding block is in transmission connection with the third vertical telescopic driving device; the second overturning driving device is horizontally arranged on the second vertical sliding block, the driving end of the second overturning driving device is provided with the third grabbing claw, and the third grabbing claw can overturn in a vertical plane under the driving of the second overturning driving device; the positioning buffer seat is internally and vertically provided with a strip-shaped storage cavity, and the top and the side surface of the strip-shaped storage cavity are provided with hollowed-out parts, so that the third grabbing claw can penetrate through the hollowed-out parts to enter the strip-shaped storage cavity when turning over in a vertical plane.
Preferably, the welding positioning die comprises: a rubber mold positioning seat and a substrate positioning seat; the rubber mold positioning seat is provided with a rubber mold positioning groove which is used for positioning the rubber mold; the substrate positioning seat is provided with a substrate positioning hollowed-out part, and the substrate positioning hollowed-out part is used for positioning the substrate; the substrate positioning seat is detachably covered on the top surface of the rubber mold positioning seat, and when the substrate positioning seat is covered on the top surface of the rubber mold positioning seat, the substrate positioning hollowed-out part and the rubber mold positioning groove are arranged in a vertical direction in a right opposite mode; the welding positioning die is also provided with a horizontal rotating shaft piece; one side of the substrate positioning seat is hinged with one side of the rubber mold positioning seat through the horizontal rotating shaft piece, so that the substrate positioning seat can turn over in a vertical plane relative to the rubber mold positioning seat; an extending part is arranged on the side, hinged with the horizontal rotating shaft piece, of the substrate positioning seat, and the extending part extends outwards away from the horizontal rotating shaft piece; the two opposite sides of the rubber mold positioning groove are respectively provided with a grabbing notch part, and the grabbing notch parts are communicated with the rubber mold positioning groove; the carousel welding device still is equipped with pushing down the mechanism, pushing down the mechanism and including: a pressing support and a pressing driving device; the pressing driving device is arranged on the pressing support, and the telescopic driving end of the pressing driving device is positioned right above the extending part of the substrate positioning seat; the substrate positioning seat is fixedly arranged on the top surface of the turntable, and a through hole part is formed in the top surface of the turntable; the extending part of the substrate positioning seat can be turned inwards and moved in the through hole part under the driving action of the pressing driving device.
Preferably, the turntable welding device further comprises a demolding mechanism, wherein the demolding mechanism is used for taking the rubber mold out of the welding positioning mold; the demoulding mechanism comprises: the second blanking bracket, the fourth grabbing claw and the second blanking driving mechanism; the second blanking driving mechanism comprises: the device comprises a second horizontal sliding rail, a second horizontal sliding block, a second horizontal telescopic driving device and a fourth vertical telescopic driving device; the second horizontal sliding rail and the second horizontal telescopic driving device are arranged on the second blanking bracket, the second horizontal sliding block is slidably arranged on the second horizontal sliding rail, and the second horizontal sliding block is in transmission connection with the second horizontal telescopic driving device; the fourth vertical telescopic driving device is vertically arranged on the second horizontal sliding block, and the driving end of the fourth vertical telescopic driving device is provided with a fourth grabbing claw.
Preferably, the turntable type automatic welding production line comprises two turntable type welding devices, and is divided into two welding procedures: a first turntable welding device and a second turntable welding device; the second turntable welding device is provided with a semi-finished product feeding mechanism, and the semi-finished product feeding mechanism is used for feeding semi-finished product workpieces into the welding positioning die in the second turntable welding device;
The blanking mechanism in the first turntable welding device and the semi-finished product feeding mechanism in the second turntable welding device are connected, so that semi-finished products in the welding positioning die in the first turntable welding device are turned over and fed into the welding positioning die in the second turntable welding device.
The welding process of the semiconductor refrigeration device comprises the following steps:
and positioning and placing the rubber mold provided with the crystal grains in a welding positioning mold.
The first substrate is placed on top of the glue pattern.
The welding device welds the first substrate and the crystal grains in the rubber mold.
And taking out the obtained semi-finished workpiece after the first substrate is welded, removing the rubber mold on the semi-finished workpiece, turning over the semi-finished workpiece, and repositioning the semi-finished workpiece in a welding positioning mold.
A second substrate is placed on top of the semi-finished workpiece.
The welding device welds the second substrate and the die.
And after the second substrate is welded, the semiconductor refrigeration device is obtained.
The embodiment of the invention has the beneficial effects that:
the turntable type automatic welding production line and the welding process skillfully utilize the rubber mold and the welding positioning mold to realize high-efficiency feeding and accurate positioning of the crystal grains, the substrate and the crystal grains to be welded are automatically moved by the rotating platform, the welding device can automatically weld the substrate and the crystal grains to be welded on the rotating platform, manual intervention is not needed in the feeding, moving and welding processes of the substrate and the crystal grains to be welded, mechanical automatic control can be completely realized, and the welding assembly operation of the semiconductor refrigeration device is more efficient and has lower cost.
Drawings
FIG. 1 is a schematic view of a structure of a rotary platform and a welding positioning die when assembled according to an embodiment of the invention;
FIG. 2 is a schematic view of the structure of the rotary platform, the welding positioning die, the glue feeding mechanism and the glue transfer mechanism when assembled according to one embodiment of the invention;
FIG. 3 is a schematic view of the structure of the substrate loading mechanism and the substrate transporting mechanism when assembled according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a part of the structure of the blanking mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic view of the structure of the rotating platform, welding positioning die and welding apparatus when assembled in accordance with one embodiment of the present invention;
FIG. 6 is a schematic view of a welding apparatus according to an embodiment of the present invention;
FIG. 7 is a schematic view of a welding positioning die according to an embodiment of the invention;
FIG. 8 is a schematic view of the embodiment of FIG. 7 assembled with a glue die;
FIG. 9 is a schematic view of the embodiment of FIG. 8 with a substrate mounted thereon;
FIG. 10 is a schematic view of a turntable-type automatic welding line according to an embodiment of the present invention;
fig. 11 is a schematic diagram of the structure of another view of the embodiment shown in fig. 10.
Wherein: the device comprises a platform bracket 110, a turntable 120, a rotary driving mechanism 130, a through hole part 140, a rubber mold transmission mechanism 210, a rubber mold feeding mechanism 220, a first feeding bracket 221, a first grabbing claw 222, a first horizontal sliding rail 223, a first horizontal sliding block 224, a first horizontal telescopic driving device 225, a first vertical telescopic driving device 226, a substrate transmission mechanism 230, a substrate feeding mechanism 240, a second feeding bracket 241, a second grabbing claw 242, a first vertical sliding rail 243, a first vertical sliding block 244, a second vertical telescopic driving device 245, a first overturning driving device 246, a welding device 250, a welding installation bracket 251, a Z-direction welding guide rail 252, a welding telescopic driving device 253, an electric heating welding operation end 254, a blanking mechanism 260, a positioning buffer seat 261, a first blanking bracket 262, a third grabbing claw 263, a second vertical sliding rail 264, a second vertical sliding block 265, a third vertical telescopic driving device 266, a second overturning driving device 267, a welding positioning mold 280, a rubber mold positioning seat 281, a rubber mold positioning groove 282, a notch 283, a substrate positioning seat 284, a substrate positioning hollowed-out part 286, an extending part, a horizontal rotary shaft 287, a rotary shaft 300, a first turntable, a rotary table 11, a rotary table 300, a welding mechanism, a second turntable device 11, a rotary mold 11 and a finished product positioning mechanism.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 9, a turntable type automatic welding line, comprising: a rubber mold feeding mechanism 220 and a turntable welding device; the turntable welding device includes: the substrate feeding mechanism 240, the rotating platform, the welding positioning die 280 and the welding device 250; the rotating platform comprises: a platform bracket 110, a turntable 120, and a rotation driving mechanism 130; a rotating part is arranged in the middle of the turntable 120 and is connected with the platform bracket 110; the rotation driving mechanism 130 is configured to drive the turntable 120 to horizontally rotate around the rotation part relative to the platform bracket 110; the welding positioning die 280 is used for positioning the glue die 291 and the base plate 292; the welding positioning mold 280 is disposed on the top surface of the turntable 120; the welding device 250 is used for welding the substrate 292 in the welding positioning mold 280 with the crystal grains arranged in the glue mold 291; the rubber mold feeding mechanism 220 is used for feeding the rubber mold 291 into the welding positioning mold 280; the substrate feeding mechanism 240 is used for feeding the substrate 292 into the welding positioning mold 280 and positioning and placing the substrate with the die grains in the glue mold 291.
The carousel formula automatic weld production line, ingenious utilization glue mould 291 and welding position mould 280 realize the high-efficient material loading and the accurate location of die, and rethread rotating platform realizes treating welded base plate 292 and die and carries out automatic movement operation, welding set 250 can be automatic to the welding operation of treating welded base plate 292 and die on the rotating platform, need not manual intervention in the material loading, the removal and the welding process of treating welded base plate 292 and die, can realize mechanical automation control completely for semiconductor refrigeration device's welding equipment operation is more high-efficient and the cost is lower.
Preferably, the peripheral annular region of the turntable 120 is divided into at least two processing regions; the welding positioning dies 280 are respectively arranged in the processing areas; the region of the turntable 120 where the welding positioning mold 280 is disposed may be divided into different regions according to the process steps of the semiconductor refrigeration device; for example, when only one welding positioning die 280 is disposed on the turntable 120, the feeding area, the welding area and the discharging area of the turntable 120 are all completed in the same processing area, so that the operations between the processing areas cannot be performed synchronously, and in order to further improve the processing efficiency, the processing areas can be added at the positions of a plurality of procedures capable of being performed synchronously and the welding positioning die 280 is disposed, so that when the turntable welding device performs the welding operation, the feeding or discharging operation can be performed synchronously as required.
The specific embodiment of the rotation driving mechanism 130 is very various, as long as the turntable 120 can precisely rotate the welding positioning die 280 to a specified position according to the processing requirement.
In some embodiments, the rotary drive mechanism 130 includes: a rotation driving motor and a speed reducer for connecting the rotation driving motor with the turntable 120 in a transmission manner; the output shaft of the driving motor is in transmission connection with the input end of the speed reducer, and the output end of the speed reducer is in transmission connection with an annular rack arranged at the bottom of the turntable 120 through a gear. Because the rotation speed of the driving motor is relatively high, the driving motor is directly connected with the turntable 120 in a transmission way, which causes that the rotation speed of the turntable 120 is too high, which is not beneficial to precisely controlling the rotation of the turntable 120, in addition, the rotation speed of the turntable 120 is too high, and the turntable is suddenly stopped, so that the substrate 292 and the rubber mold 291 in the welding positioning mold 280 are easily moved under the inertia effect, thereby affecting the welding precision; therefore, when the driving motor is used to drive the turntable 120 to rotate, a speed regulation transmission structure such as a speed reducer is required to be additionally arranged, so that the rotating speed of the turntable 120 can be regulated to a proper range, the driving stability and smoothness can be ensured, and the welding precision of the semiconductor refrigeration chip can be ensured.
Preferably, the turntable type automatic welding production line further comprises a rubber mold transmission mechanism 210; the glue die conveying mechanism 210 is configured to convey a glue die 291 to the glue die feeding mechanism 220; the rubber mold transfer mechanism 210 includes: the first conveying device comprises a first conveying bracket, a first conveying belt and a first conveying mechanism; a limiting plate is arranged at one end of the first conveying belt, which is close to the rubber mold feeding mechanism 220; the first conveying mechanism is used for driving the first conveying belt to move, and the limiting plate is used for limiting the rubber mold 291 on the first conveying belt; the rubber mold feeding mechanism 220 comprises: the first feeding bracket 221, the first grabbing claw 222 and the first feeding driving mechanism; the first feeding driving mechanism comprises: a first horizontal slide rail 223, a first horizontal slider 224, a first horizontal telescopic drive 225, and a first vertical telescopic drive 226; the first horizontal sliding rail 223 and the first horizontal telescopic driving device 225 are arranged on the first feeding bracket 221, the first horizontal sliding block 224 is slidably mounted on the first horizontal sliding rail 223, and the first horizontal sliding block 224 is in transmission connection with the first horizontal telescopic driving device 225; the first vertical telescopic driving device 226 is vertically arranged on the first horizontal sliding block 224, and the driving end of the first vertical telescopic driving device 226 is provided with the first grabbing claw 222. After the crystal grains are arranged in the rubber mold 291 according to the requirement, the rubber mold 291 is fed onto the first conveying belt on the rubber mold conveying mechanism 210, and the first conveying belt drives the rubber mold 291 to move towards the rubber mold feeding mechanism 220 under the driving of the first conveying mechanism; when the rubber mold 291 moves to the limiting plate of the first conveyor belt, the rubber mold is blocked by the limiting plate to realize positioning operation; under the driving of the first horizontal telescopic driving device 225 and the first vertical telescopic driving device 226, the first grabbing claw 222 will be adjusted by moving in the horizontal direction or the vertical direction, and finally the glue film 291 positioned by the limiting plate will be grabbed, and then the glue film 291 will be accurately placed in the welding positioning mold 280 at the designated position by moving in the horizontal direction or the vertical direction.
Preferably, the turntable welding unit further includes a substrate transfer mechanism 230; the substrate conveying mechanism 230 is configured to convey a substrate 292 to the substrate loading mechanism 240; the substrate transfer mechanism 230 includes: the second conveying support, the second conveying belt and the second conveying mechanism; one end of the second conveying belt, which is close to the substrate feeding mechanism 240, is provided with a limiting part; the second conveying mechanism is used for driving the second conveying belt to move, and the limiting part is used for limiting the substrate 292 on the second conveying belt; the substrate feeding mechanism 240 includes: a second feeding bracket 241, a second grabbing claw 242 and a second feeding driving mechanism; the second feeding driving mechanism comprises: the first vertical sliding rail 243, the first vertical sliding block 244, the second vertical telescopic driving device 245 and the first overturning driving device 246; the first vertical sliding rail 243 and the second vertical telescopic driving device 245 are disposed on the second feeding support 241, the first vertical sliding block 244 is slidably mounted on the first vertical sliding rail 243, and the first vertical sliding block 244 is in transmission connection with the second vertical telescopic driving device 245; the first overturning driving device 246 is horizontally arranged on the first vertical sliding block 244, the second grabbing claw 242 is arranged at the driving end of the first overturning driving device 246, and the second grabbing claw 242 can overturn in a vertical plane under the driving of the first overturning driving device 246. The first substrate 292 is fed onto the second conveying belt on the first substrate conveying mechanism 230, and the second conveying belt drives the substrate 292 to move towards the substrate feeding mechanism 240 under the driving of the second conveying mechanism; when the substrate 292 moves to the limit part of the second conveyor belt, the substrate is blocked by the limit part to realize positioning operation; under the driving of the second vertical telescopic driving device 245 and the first overturning driving device 246, the second grabbing claw 242 grabs the substrate 292 positioned by the limiting part of the second conveying belt through the movement in the vertical direction and the overturning operation in the vertical plane, and the substrate 292 is accurately placed in the welding positioning mold 280 at a specified position through the movement in the vertical direction and the overturning movement adjustment in the vertical plane, so that the substrate 292 and the crystal grains are positioned.
More preferably, the welding device 250 comprises a welding mounting bracket 251, a Z-direction welding guide rail 252 and a welding telescopic driving device 253 which are arranged on the welding mounting bracket 251; the telescopic driving end of the welding telescopic driving device 253 is provided with a heating welding operation end 254; one side of the heating welding operation end 254 is slidably mounted with the Z-direction welding guide rail 252; the heating welding operation end 254 is driven by the welding telescopic driving device 253 to be capable of contacting with or separating from the substrate 292 in the welding positioning die 280 directly below; the Z direction in the Z-direction welding rail 252 is the vertical direction in fig. 6, that is, the Z-direction welding rail 252 is disposed along the vertical direction. The heating welding operation end 254 is an electric heating welding module; the electric heating welding module comprises a thermocouple, a welding shell and an electric heating pipe arranged in the welding shell; the thermocouple is electrically connected with a power supply control module of the electric heating welding module, and the thermocouple is used for detecting the temperature of the electric heating welding module. When the thermocouple detects that the temperature of the electric heating welding module is too high, the power supply control module of the electric heating welding module cuts off the power supply, so that the semiconductor refrigeration device to be processed can be prevented from being damaged due to the fact that the temperature of the electric heating welding module is too high.
Preferably, the turntable welding device further comprises a blanking mechanism 260, wherein the blanking mechanism 260 is used for taking out a workpiece from the welding positioning die 280; the blanking mechanism 260 includes: the positioning buffer seat 261, the first blanking bracket 262, the third grabbing claw 263 and the first blanking driving mechanism; the first blanking driving mechanism includes: the second vertical slide rail 264, the second vertical slide block 265, the third vertical telescopic driving device 266 and the second overturning driving device 267; the second vertical sliding rail 264 and the third vertical telescopic driving device 266 are arranged on the first blanking bracket 262, the second vertical sliding block 265 is slidably mounted on the second vertical sliding rail 264, and the second vertical sliding block 265 is in transmission connection with the third vertical telescopic driving device 266; the second overturning driving device 267 is horizontally arranged on the second vertical sliding block 265, the driving end of the second overturning driving device 267 is provided with the third grabbing claw 263, and the third grabbing claw 263 can overturn in a vertical plane under the driving of the second overturning driving device 267; the positioning buffer seat 261 is vertically provided with a strip-shaped storage cavity, and the top and the side surface of the strip-shaped storage cavity are provided with hollowed-out parts, so that the third grabbing claw 263 can penetrate through the hollowed-out parts to enter the strip-shaped storage cavity when turning over in a vertical plane. After the welding device 250 finishes welding the substrate 292 and the die, the turntable 120 drives the welding positioning die 280 to rotate, when the welding positioning die 280 rotates to the blanking mechanism 260, the third grabbing claw 263 takes out the workpiece in the welding positioning die 280 at the corresponding position by moving in the vertical direction and adjusting in the vertical plane, the corresponding rubber die 291 is still placed in the welding positioning die 280, and then the third grabbing claw 263 passes through the positioning buffer seat 261 by moving in the vertical direction and adjusting in the vertical plane, so that the workpiece is placed in the positioning buffer seat 261, and the blanking operation at the stage is completed.
More preferably, the welding positioning die 280 includes: a glue die positioning seat 281 and a substrate positioning seat 284; the rubber mold positioning seat 281 is provided with a rubber mold positioning groove 282, and the rubber mold positioning groove 282 is used for positioning the rubber mold 291; the substrate positioning seat 284 is provided with a substrate positioning hollow portion 285, and the substrate positioning hollow portion 285 is used for positioning the substrate 292; the substrate positioning seat 284 is detachably covered on the top surface of the glue mold positioning seat 281, and when the substrate positioning seat 284 is covered on the top surface of the glue mold positioning seat 281, the substrate positioning hollow portion 285 and the glue mold positioning groove 282 are vertically opposite to each other.
When the welding positioning die 280 is applied in the welding assembly process of the semiconductor refrigeration device, the rubber die positioning seat 281 is fixedly installed, the rubber die positioning groove 282 is vertically and upwards arranged, and the substrate positioning seat 284 is separated from the rubber die positioning seat 281 under the action of external force, so that the top of the rubber die positioning groove 282 is exposed; then, the glue film 291 provided with the crystal grains is placed in the glue film positioning groove 282 to be accurately limited, the substrate positioning seat 284 is covered on the top of the glue film positioning seat 281 under the action of gravity or other external forces, at this time, the substrate positioning hollow-out part 285 is right above the glue film 291, and finally, the substrate 292 is placed in the substrate positioning hollow-out part 285, so that the quick positioning operation of the glue film 291 and the substrate 292 can be completed. When the welding of the substrate 292 and the mold 291 is completed, the substrate positioning seat is separated from the mold positioning seat 281 again, and the welded semi-finished product is still remained in the mold positioning seat 281, and finally taken out.
The welding positioning die 280 can accurately position the rubber mold 291 and the base plate 292 respectively, the rubber mold positioning seat 281 and the base plate positioning seat 284 adopt a detachable assembly design, feeding and discharging operations can be conveniently carried out when the rubber mold positioning seat 281 and the base plate positioning seat 284 are separated, after the rubber mold positioning seat and the base plate positioning seat are assembled and covered together, accurate positioning and clamping of a crystal grain layer in the base plate 292 and the rubber mold 291 can be achieved, further welding and assembling operations of a semiconductor refrigeration device are more efficient, and welding accuracy of a product is higher.
The welding positioning die 280 is also provided with a horizontal rotating shaft member 287; one side of the base plate positioning seat 284 is hinged with one side of the rubber mold positioning seat 281 through the horizontal rotating shaft member 287, so that the base plate positioning seat 284 can be turned over in a vertical plane relative to the rubber mold positioning seat 281; specifically, the substrate positioning seat 284 is provided with a first through hole; the rubber mold positioning seat 281 is provided with a second through hole; the horizontal rotation shaft 287 passes through the second through hole and the first through hole, and connects one side of the substrate positioning seat 284 with one side of the glue mold positioning seat 281 in a rotating manner. The substrate positioning seat 284 may have a tendency to cover the top surface of the mold positioning seat 281 under the action of gravity, and may be turned up from the top surface of the mold positioning seat 281 under the action of external force. When the substrate positioning seat 284 and the rubber mold positioning seat 281 are stably assembled, the substrate positioning seat 284 and the rubber mold positioning seat 281 can be detached more conveniently, and when the specification of the substrate 292 is changed, the processing requirement can be met by detaching and replacing the substrate positioning seat 284.
An extension part 286 is arranged on the side hinged with the horizontal rotating shaft member 287 on the base plate positioning seat 284, and the extension part 286 extends outwards away from the horizontal rotating shaft member 287; the two opposite sides of the rubber mold positioning groove 282 are respectively provided with a grabbing notch 283, and the grabbing notch 283 is communicated with the rubber mold positioning groove 282; the grabbing notch is used for accommodating grabbing claws of the mechanical arm, so that the mechanical arm grabs the rubber mold 291 provided with the crystal grains, and when the rubber mold 291 is placed in the rubber mold positioning groove 282, the rubber mold 291 can be stably and accurately placed in the rubber mold positioning groove 282; when the rubber mold 291 needs to be taken out, the gripper fingers of the robot arm can be inserted into the gripping notch 283 to clamp and take out the rubber mold 291, thereby realizing the demolding process.
More preferably, the turntable welding device is further provided with a pressing mechanism, and the pressing mechanism comprises: a pressing support and a pressing driving device; the pressing driving device is arranged on the pressing bracket, and the telescopic driving end of the pressing driving device is positioned right above the extending part 286 of the substrate positioning seat 284; the substrate positioning seat 284 is fixedly installed on the top surface of the turntable 120, and the top surface of the turntable 120 is provided with a through hole portion 140; the extending part 286 of the substrate positioning seat 284 can turn over and move in the through hole part 140 under the driving action of the pressing driving device; because the extending portion 286 is disposed on the hinged side of the substrate positioning seat 284 and the glue mold positioning seat 281, when the substrate positioning seat 284 is turned over in a vertical plane relative to the glue mold positioning seat 281, the extending portion 286 of the substrate positioning seat 284 is easy to contact with the top surface of the carrying platform, and after the through hole portion 140 is added, the extending portion 286 can have a larger turning space, and a mechanical arm is also convenient to drive the substrate positioning seat 284 to be opened or closed. Specifically, the substrate positioning seat 284 is not acted by other external forces, and is kept in a state of being covered by the adhesive mold positioning seat 281 under the action of gravity, when the adhesive mold 291 needs to be placed in the adhesive mold positioning seat 281 or the adhesive mold 291 needs to be taken out from the adhesive mold positioning seat 281, the extending portion 286 can be pushed down by the pushing mechanism, so that the substrate positioning seat 284 is turned over in a vertical plane, and the feeding and discharging operations of the adhesive mold 291 are more convenient. When the pushing mechanism is disposed on the rubber mold feeding mechanism 220 or the demolding mechanism 300, the pushing driving device may be integrated with the first vertical telescopic driving device 226 or the fourth vertical telescopic driving device, and a pushing member is additionally disposed on the telescopic driving end for pushing the extending portion 286.
Example two
On the basis of the first embodiment, a demolding mechanism 300 is additionally arranged, and the specific implementation manner is as follows: the turntable welding device further comprises a demolding mechanism 300, wherein the demolding mechanism 300 is used for taking the rubber mold 291 out of the welding positioning die 280; the demolding mechanism 300 includes: the second blanking bracket, the fourth grabbing claw and the second blanking driving mechanism; the second blanking driving mechanism comprises: the device comprises a second horizontal sliding rail, a second horizontal sliding block, a second horizontal telescopic driving device and a fourth vertical telescopic driving device; the second horizontal sliding rail and the second horizontal telescopic driving device are arranged on the second blanking bracket, the second horizontal sliding block is slidably arranged on the second horizontal sliding rail, and the second horizontal sliding block is in transmission connection with the second horizontal telescopic driving device; the fourth vertical telescopic driving device is vertically arranged on the second horizontal sliding block, and the driving end of the fourth vertical telescopic driving device is provided with a fourth grabbing claw. After the semi-finished product in the welding positioning mold 280 is taken out, the crystal grains on the rubber mold 291 are extracted and removed, and the rubber mold 291 without the crystal grains is placed in the welding positioning mold 280; under the driving of the second horizontal telescopic driving device and the fourth vertical telescopic driving device, the fourth grabbing claw 222 may be adjusted by moving in the horizontal direction or the vertical direction, and finally grabs the glue film 291 in the welding positioning die 280, and then accurately blanking the glue film 291 to a designated position by moving in the horizontal direction or the vertical direction; so that the rubber mold 291 can automatically complete the blanking operation, and is convenient for recycling.
Example III
As shown in fig. 10 and 11, the improvement and optimization is performed on the basis of the first embodiment or the second embodiment, and two turntable welding devices are disposed in the turntable type automatic welding production line to realize the automatic welding operation of two substrates 292 and dies in the semiconductor refrigeration device, and the specific implementation manner is as follows:
the turntable type automatic welding production line comprises two turntable welding devices, and is divided into two welding procedures: a first turntable welding unit 11 and a second turntable welding unit 12; the second turntable welding device 12 is provided with a semi-finished product feeding mechanism 310, and the semi-finished product feeding mechanism 310 is used for feeding semi-finished products into the welding positioning die 280 in the second turntable welding device 12; the blanking mechanism 260 in the first turntable welding device 11 and the semi-finished product feeding mechanism 310 in the second turntable welding device 12 are connected, so that the semi-finished product workpiece in the welding positioning mold 280 in the first turntable welding device in the previous process is turned over and fed into the welding positioning mold 280 in the second turntable welding device in the subsequent process.
The specific embodiments of the semi-finished product feeding mechanism 310 are very various, and based on the specific embodiments of the first discharging mechanism 260, the specific embodiments of the semi-finished product feeding mechanism 310 may be: the semi-finished product feeding mechanism 310 includes: the third feeding bracket, the fifth grabbing claw and the third feeding driving mechanism; the third feeding driving mechanism comprises: the device comprises a third horizontal sliding rail, a third horizontal sliding block, a third horizontal telescopic driving device and a fifth vertical telescopic driving device; the third horizontal sliding rail and the third horizontal telescopic driving device are arranged on the third feeding bracket, the third horizontal sliding block is slidably arranged on the third horizontal sliding rail, and the third horizontal sliding block is in transmission connection with the third horizontal telescopic driving device; the fifth vertical telescopic driving device is vertically arranged on the third horizontal sliding block, and the driving end of the fifth vertical telescopic driving device is provided with a fifth grabbing claw.
When the first blanking mechanism 260 takes out the semi-finished workpiece from the welding positioning die 280 of the first turntable welding device 11, the semi-finished workpiece is turned over and placed in the positioning buffer seat 261 through turning operation; under the driving of the third horizontal telescopic driving device and the fifth vertical telescopic driving device, the fifth grabbing claw will grab the semi-finished workpiece in the positioning buffer seat 261 through the movement adjustment in the horizontal direction or the vertical direction, and then accurately feed the semi-finished workpiece into the welding positioning mold 280 of the second turntable welding device 12 through the movement adjustment in the horizontal direction or the vertical direction, so that the semi-finished workpiece with the first welding procedure completed in the first turntable welding device 11 can be automatically fed, turned over and accurately fed into the second turntable welding device 12, the second turntable welding device 12 can continue to complete the welding process of the semi-finished workpiece and the second substrate 292, and finally the blanking mechanism 260 of the second turntable welding device 12 can feed the obtained semi-finished semiconductor refrigeration device.
Preferably, since the glue film 291 has a gap and no good adsorption surface, the first gripper jaw 222 and the fourth gripper jaw adopt a mechanical jaw structure, and the gripper heads on the mechanical jaw structure for gripping two sides of the glue film 291 can be inserted into the gripping notch 283 formed by the glue film positioning groove 282; since the base plate 292, the semi-finished workpiece, and the finished workpiece all have stable suction surfaces, the second, third, and fifth gripper jaws 242, 263, and fifth may be implemented using a suction cup suction structure. The vertical telescopic driving device or the horizontal telescopic driving device can be a telescopic cylinder or a hydraulic cylinder and the like; the overturning driving device can be a motor or a rotary cylinder.
Example IV
The present embodiment proposes a soldering process that can achieve an automatic soldering operation of two substrates 292 and a die in a semiconductor refrigeration device, which can be applied to a soldering line or apparatus including, but not limited to, those described in the above three embodiments. The method comprises the following steps:
the welding process of the semiconductor refrigeration device comprises the following steps:
the die 291 provided with the crystal grains is positioned in the welding positioning die 280.
The first substrate 292 is placed on top of the glue pattern 291.
The bonding apparatus 250 bonds the first substrate 292 to the die 291.
After the first substrate 292 is welded, the obtained semi-finished workpiece is taken out, the glue film 291 on the semi-finished workpiece is removed, and the semi-finished workpiece is turned over and repositioned in the welding positioning die 280.
A second substrate 292 is placed on top of the semi-finished workpiece.
The bonding apparatus 250 bonds the second substrate 292 to the die.
After the second substrate 292 is soldered, a semiconductor refrigeration device is obtained.
For a better understanding of the process flow of the welding process, the above-described first, second and third embodiments are further described in connection with:
according to the first embodiment, when the turntable type automatic welding production line is provided with only one turntable type welding device, the turntable type welding device needs to complete the welding operation of the semiconductor refrigeration device through twice feeding, welding and discharging operations, specifically: firstly, feeding a rubber mold 291 provided with crystal grains into the rubber mold conveying mechanism 210 with the assistance of a mechanical arm or a manual work, feeding a substrate 292 into the substrate conveying mechanism 230, conveying the rubber mold 291 to the rubber mold feeding mechanism 220 by the rubber mold conveying mechanism 210, rotating a specified welding positioning mold 280 to the vicinity of the rubber mold feeding mechanism 220 by the turntable 120, and enabling the substrate positioning seat 284 to be turned upwards, and placing the rubber mold 291 into the rubber mold positioning groove 282 by the rubber mold feeding mechanism 220; the substrate positioning seat 284 covers the top of the glue mold positioning groove 282 downward; when the turntable 120 rotates the welding positioning die 280 of the positioning and placing glue die 291 to a position close to the substrate feeding mechanism 240; the substrate feeding mechanism 240 moves and places the substrate 292 in the substrate positioning hollow part 285 of the welding positioner, so that the top of the crystal grains in the substrate 292 and the rubber mold 291 are positioned; under the rotation action of the turntable 120, the welding positioning die 280 continues to rotate and moves to the processing area of the welding device 250, and the heating welding operation end of the welding device 250 presses and welds the substrate 292 downwards, so that the substrate 292 and the crystal grains are welded together; under the rotation action of the turntable 120, the welding positioning die 280 after the welding operation is completed rotates to the blanking mechanism 260 in turn, and the blanking mechanism 260 takes out the substrate 292 and the crystal grains welded together from the rubber die 291 and blanking them into the positioning buffer seat 261; the turntable welding device completes the welding operation of a substrate 292 and crystal grains in the semiconductor refrigeration device, and a semi-finished workpiece is obtained; if the welding operation of the second substrate 292 and the semi-finished workpiece is to be completed, the semi-finished workpiece is re-fed into the welding positioning die 280, and the substrate 292 that has been welded in the semi-finished workpiece is placed downward, and the grains are placed upward, so that the welding operation of the second substrate 292 can be completed according to the above operation procedure.
As described in the second embodiment, when the turntable type automatic welding production line is provided with only one turntable type welding device, the turntable type welding device also needs to perform the welding operation on the semiconductor refrigeration device through two operations of feeding, welding and discharging successively; the difference from the embodiment is that, when the welding positioning die 280 continues to rotate to the processing area of the stripper machine after the blanking of the semi-finished workpiece in the welding positioning die 280 is completed, the stripper mechanism 300 can automatically take out and blanking the rubber mold 291 to a designated position for standby, thereby realizing the automatic blanking operation of the rubber mold 291 and facilitating the recycling of the rubber mold 291; note that, in the case of the welding operation between the semi-finished workpiece and the second substrate 292, since the glue film 291 is already removed in the first welding operation, the demolding mechanism 300 may not perform the blanking operation of the glue film 291 when there is no excess glue film 291 on the turntable 120 in the second welding operation.
Similarly, as described in the third embodiment, on the basis of the first or second embodiment, the turntable welding device is additionally provided in the turntable automatic welding production line, and the two turntable welding devices may be arranged according to the welding procedure of the two substrates 292, and the turning, transferring and positioning and feeding operations are performed on the semi-finished workpiece by the blanking mechanism 260 and the semi-finished workpiece feeding mechanism 310; the first turntable welding device 11 can realize the welding operation of the first substrate 292 and the crystal grains to obtain a semi-finished workpiece, the second turntable welding device 12 can realize the welding operation of the second substrate 292 and the crystal grains in the semi-finished workpiece, so that the whole processing flow of the turntable type automatic welding production line can automatically complete the automatic welding operation of the two substrates 292 and the crystal grains, the processing operation process is more efficient, and the processing precision is higher.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present invention, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present invention; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The technical principle of the present invention is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the invention and should not be taken in any way as limiting the scope of the invention. Other embodiments of the invention will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims (9)

1. A turntable type automatic welding production line, comprising: the glue die feeding mechanism and the turntable welding device; the turntable welding device includes: the device comprises a substrate feeding mechanism, a rotating platform, a welding positioning die and a welding device; the rotating platform comprises: the device comprises a platform bracket, a turntable and a rotation driving mechanism; the middle part of the turntable is provided with a rotating part which is connected with the platform bracket; the rotary driving mechanism is used for driving the turntable to horizontally rotate around the rotating part relative to the platform bracket; the welding positioning die is used for positioning the rubber die and the substrate; the welding positioning die is arranged on the top surface of the turntable; the welding device is used for welding the substrate in the welding positioning die with the crystal grains arranged in the rubber die; the rubber mold feeding mechanism is used for feeding the rubber mold into the welding positioning mold; the substrate feeding mechanism is used for feeding the substrate into the welding positioning die and positioning and placing the substrate with crystal grains arranged in the rubber die;
The welding positioning die comprises: a rubber mold positioning seat and a substrate positioning seat; the rubber mold positioning seat is provided with a rubber mold positioning groove which is used for positioning the rubber mold; the substrate positioning seat is provided with a substrate positioning hollowed-out part, and the substrate positioning hollowed-out part is used for positioning the substrate; the substrate positioning seat is detachably covered on the top surface of the rubber mold positioning seat, and when the substrate positioning seat is covered on the top surface of the rubber mold positioning seat, the substrate positioning hollowed-out part and the rubber mold positioning groove are arranged in a vertical direction in a right opposite mode.
2. A turntable-type automatic welding line according to claim 1, wherein the peripheral annular region of the turntable is divided into at least two processing regions; the welding positioning dies are respectively arranged in the processing areas;
the rotation driving mechanism includes: a rotation driving motor and a speed reducer for connecting the rotation driving motor with the turntable in a transmission manner;
the output shaft of the driving motor is in transmission connection with the input end of the speed reducer, and the output end of the speed reducer is in transmission connection with an annular rack arranged at the bottom of the turntable through a gear.
3. The turntable type automatic welding production line according to claim 1, further comprising a rubber mold transmission mechanism; the rubber mold conveying mechanism is used for conveying the rubber mold to the rubber mold feeding mechanism;
The rubber mold transmission mechanism includes: the first conveying device comprises a first conveying bracket, a first conveying belt and a first conveying mechanism;
one end of the first conveying belt, which is close to the rubber mold feeding mechanism, is provided with a limiting plate;
the first conveying mechanism is used for driving the first conveying belt to move, and the limiting plate is used for limiting the rubber mold on the first conveying belt;
the rubber mold feed mechanism includes: the device comprises a first feeding bracket, a first grabbing claw and a first feeding driving mechanism;
the first feeding driving mechanism comprises: the device comprises a first horizontal sliding rail, a first horizontal sliding block, a first horizontal telescopic driving device and a first vertical telescopic driving device; the first horizontal sliding rail and the first horizontal telescopic driving device are arranged on the first feeding bracket, the first horizontal sliding block is slidably arranged on the first horizontal sliding rail, and the first horizontal sliding block is in transmission connection with the first horizontal telescopic driving device; the first vertical telescopic driving device is vertically arranged on the first horizontal sliding block, and the driving end of the first vertical telescopic driving device is provided with a first grabbing claw.
4. The turntable-type automatic welding line according to claim 1, wherein the turntable-type welding apparatus further comprises a substrate transfer mechanism; the substrate conveying mechanism is used for conveying the substrate to the substrate feeding mechanism;
The substrate transfer mechanism includes: the second conveying support, the second conveying belt and the second conveying mechanism;
one end of the second conveying belt, which is close to the substrate feeding mechanism, is provided with a limiting part;
the second conveying mechanism is used for driving the second conveying belt to move, and the limiting part is used for limiting the substrate on the second conveying belt;
the substrate feed mechanism includes: the second feeding bracket, the second grabbing claw and the second feeding driving mechanism;
the second feeding driving mechanism comprises: the device comprises a first vertical sliding rail, a first vertical sliding block, a second vertical telescopic driving device and a first overturning driving device; the first vertical sliding rail and the second vertical telescopic driving device are arranged on the second feeding bracket, the first vertical sliding block is slidably arranged on the first vertical sliding rail, and the first vertical sliding block is in transmission connection with the second vertical telescopic driving device; the first overturning driving device is horizontally arranged on the first vertical sliding block, the driving end of the first overturning driving device is provided with the second grabbing claw, and the second grabbing claw can overturn in a vertical plane under the driving of the first overturning driving device.
5. The turntable type automatic welding production line according to claim 1, wherein the welding device comprises a welding mounting bracket, a Z-direction welding guide rail arranged on the welding mounting bracket and a welding telescopic driving device;
the telescopic driving end of the welding telescopic driving device is provided with a heating welding operation end; one side of the heating welding operation end is slidably mounted with the Z-direction welding guide rail; the heating welding operation end can be contacted with or separated from the substrate in the welding positioning die right below under the drive of the welding telescopic driving device;
the heating welding operation end is an electric heating welding module; the electric heating welding module comprises a thermocouple, a welding shell and an electric heating pipe arranged in the welding shell; the thermocouple is electrically connected with the power supply control module of the electric heating welding module and is used for detecting the temperature of the electric heating welding module.
6. The turntable type automatic welding production line according to claim 1, wherein the turntable type welding device further comprises a blanking mechanism for taking out a workpiece from the welding positioning die;
the unloading mechanism includes: the positioning buffer seat, the first blanking bracket, the third grabbing claw and the first blanking driving mechanism;
The first blanking driving mechanism includes: the second vertical sliding rail, the second vertical sliding block, the third vertical telescopic driving device and the second overturning driving device;
the second vertical sliding rail and the third vertical telescopic driving device are arranged on the first blanking bracket, the second vertical sliding block is slidably arranged on the second vertical sliding rail, and the second vertical sliding block is in transmission connection with the third vertical telescopic driving device; the second overturning driving device is horizontally arranged on the second vertical sliding block, the driving end of the second overturning driving device is provided with the third grabbing claw, and the third grabbing claw can overturn in a vertical plane under the driving of the second overturning driving device;
the positioning buffer seat is internally and vertically provided with a strip-shaped storage cavity, and the top and the side surface of the strip-shaped storage cavity are provided with hollowed-out parts, so that the third grabbing claw can penetrate through the hollowed-out parts to enter the strip-shaped storage cavity when turning over in a vertical plane.
7. The turntable type automatic welding production line according to claim 1, wherein the welding positioning die is further provided with a horizontal rotating shaft member; one side of the substrate positioning seat is hinged with one side of the rubber mold positioning seat through the horizontal rotating shaft piece, so that the substrate positioning seat can turn over in a vertical plane relative to the rubber mold positioning seat;
An extending part is arranged on the side, hinged with the horizontal rotating shaft piece, of the substrate positioning seat, and the extending part extends outwards away from the horizontal rotating shaft piece;
the two opposite sides of the rubber mold positioning groove are respectively provided with a grabbing notch part, and the grabbing notch parts are communicated with the rubber mold positioning groove;
the carousel welding device still is equipped with pushing down the mechanism, pushing down the mechanism and including: a pressing support and a pressing driving device; the pressing driving device is arranged on the pressing support, and the telescopic driving end of the pressing driving device is positioned right above the extending part of the substrate positioning seat;
the substrate positioning seat is fixedly arranged on the top surface of the turntable, and a through hole part is formed in the top surface of the turntable;
the extending part of the substrate positioning seat can be turned inwards and moved in the through hole part under the driving action of the pressing driving device.
8. The turntable automatic welding line according to claim 1 or 6, wherein the turntable welding apparatus further comprises a demolding mechanism for taking out a rubber mold from the welding positioning mold;
the demoulding mechanism comprises: the second blanking bracket, the fourth grabbing claw and the second blanking driving mechanism;
The second blanking driving mechanism comprises: the device comprises a second horizontal sliding rail, a second horizontal sliding block, a second horizontal telescopic driving device and a fourth vertical telescopic driving device; the second horizontal sliding rail and the second horizontal telescopic driving device are arranged on the second blanking bracket, the second horizontal sliding block is slidably arranged on the second horizontal sliding rail, and the second horizontal sliding block is in transmission connection with the second horizontal telescopic driving device; the fourth vertical telescopic driving device is vertically arranged on the second horizontal sliding block, and the driving end of the fourth vertical telescopic driving device is provided with a fourth grabbing claw.
9. The automatic turntable welding line according to claim 6, comprising two turntable welding devices, which are divided into two welding processes: a first turntable welding device and a second turntable welding device;
the second turntable welding device is provided with a semi-finished product feeding mechanism, and the semi-finished product feeding mechanism is used for feeding semi-finished product workpieces into the welding positioning die in the second turntable welding device;
the blanking mechanism in the first turntable welding device and the semi-finished product feeding mechanism in the second turntable welding device are connected, so that semi-finished products in the welding positioning die in the first turntable welding device are turned over and fed into the welding positioning die in the second turntable welding device.
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CN108788568A (en) * 2018-08-21 2018-11-13 苏州韦尔迪机电自动化有限公司 Precision component welds center
CN109108512A (en) * 2018-09-21 2019-01-01 广东利迅达机器人系统股份有限公司 A kind of automatic welding work station of Auto Container flap
CN110102926B (en) * 2019-05-16 2024-05-07 扬州京柏自动化科技有限公司 Full-automatic high-efficiency welding machine
CN112077472A (en) * 2020-08-17 2020-12-15 国为(南京)软件科技有限公司 Semiconductor refrigeration piece welding set
CN112756786A (en) * 2021-01-20 2021-05-07 领益智造科技(东莞)有限公司 Multifunctional full-automatic welding machine
CN113042851A (en) * 2021-04-13 2021-06-29 刘俊杰 Automatic change paster LED lamp pearl base plate welding fixing device

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