CN109304534B - Micro-drilling welding machine - Google Patents
Micro-drilling welding machine Download PDFInfo
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- CN109304534B CN109304534B CN201811294392.1A CN201811294392A CN109304534B CN 109304534 B CN109304534 B CN 109304534B CN 201811294392 A CN201811294392 A CN 201811294392A CN 109304534 B CN109304534 B CN 109304534B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/002—Resistance welding; Severing by resistance heating specially adapted for particular articles or work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/02—Pressure butt welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
- B23K11/31—Electrode holders and actuating devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Mechanical Engineering (AREA)
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- Optics & Photonics (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The invention discloses a micro-drill welding machine, which comprises a frame and a welding device, wherein the welding device comprises a drill shank conveying mechanism, a drill shank electrode clamping mechanism and a drill bit clamping mechanism, the drill shank conveying mechanism is arranged on one side of the frame, the drill shank conveying clamping mechanism comprises a support, a second cylinder support, a push rod, a first feeding block and a first feeding block base, a second feeding block is arranged on one side, away from the second cylinder, of the first feeding block, a second groove is formed in the surface of the second feeding block, and the second feeding block is connected with the frame through the second feeding block base; the drill bit clamping mechanism is arranged on one side, far away from the first feeding block, of the second feeding block, and comprises a fifth clamping cylinder, a jacking rod and a fifth cylinder bracket.
Description
Technical Field
The invention relates to the technical field of micro-drilling processing, in particular to a micro-drilling welding machine.
Background
With miniaturization and high integration of electronic components, higher demands are being made on PCB fabrication. Drilling is a key procedure in the production process of the PCB, and the development of the PCB manufacturing industry is directly affected by the good and bad of the micro-drilling manufacturing technology for the PCB. At present, the common material of the PCB micro-drill is hard alloy, but the cost of the hard alloy raw material is higher, and along with the improvement of the micro-drill production process, the structural form of the PCB micro-drill is subjected to the forms of integral alloy, butt welding, grafting, plug welding, flat welding and the like. In the welding production process of the PCB micro-drill, a drill handle and a WC-Co hard alloy drill bit are required to be welded. At present, the welding of WC-Co hard alloy drill bit and drill shank is carried out by hand, so that the production efficiency is low, the labor intensity is high, and meanwhile, strong light and high-temperature toxic gas generated by welding cause great harm to the body of an operator.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the micro-drilling welding machine which is capable of automatically feeding, positioning, welding and unloading the drill bit and the drill shank, and has good welding quality and suitable for mass welding.
In order to achieve the above object, the technical scheme of the present invention is as follows: the utility model provides a micro-drilling welding machine, includes frame and welding set, its characterized in that: the welding device comprises a drill shank conveying mechanism, a drill shank electrode clamping mechanism, a drill bit electrode clamping mechanism and a drill bit clamping mechanism;
the drill shank conveying mechanism is arranged on one side of the frame, the drill shank conveying clamping mechanism comprises a support, a second cylinder support, a mandril, a first feeding block and a first feeding block base, the support is arranged on the frame, the second cylinder support and the first feeding block base are respectively arranged on the support, the second cylinder support is provided with the second cylinder, a piston rod on the second cylinder is connected with the mandril, the first feeding block base is provided with the first feeding block, and the surface of the first feeding block is provided with a first groove along the axial direction of the mandril;
the drill shank electrode clamping mechanism comprises a supporting rod, a third air cylinder, a first electrode and a first electrode clamping plate, one end of the supporting rod is hinged with one end of the first electrode clamping plate, the other end of the supporting rod is fixed on the frame, the first electrode is fixed at the other end of the first electrode clamping plate, the third air cylinder is fixed on the frame, and a piston rod of the third air cylinder is hinged with the middle part of the first electrode clamping plate;
a second feeding block is arranged on one side of the first feeding block, which is far away from the second cylinder, a second groove is formed in the surface of the second feeding block, and the second feeding block is connected with the frame through a second feeding block base;
a drill bit clamping mechanism is arranged on one side, far away from the first feeding block, of the second feeding block, and comprises a fifth clamping cylinder, a jacking rod and a fifth cylinder support, wherein the fifth cylinder support is arranged on the frame, a fifth clamping cylinder is arranged on the fifth cylinder support, a piston rod of the fifth clamping cylinder is connected with the jacking rod, and the axis of the piston rod of the fifth clamping cylinder is overlapped with the axis of the piston rod of the second cylinder;
the drill bit electrode clamping mechanism comprises a supporting shaft rod, a fourth air cylinder, a second electrode, a first T-shaped seat and a second electrode clamping plate, one end of the supporting shaft rod is hinged to one end of the second electrode clamping plate, the other end of the supporting shaft rod is fixed to the frame, the second electrode is fixed to the other end of the second electrode clamping plate, the fourth air cylinder is fixed to the top of the first T-shaped seat, the bottom of the first T-shaped seat is fixed to the frame, and a piston rod of the fourth air cylinder is hinged to the middle portion of the second electrode clamping plate.
Further, a material box type feeding device is arranged above the first material feeding block, the material box type feeding device comprises a hopper, a hopper support, a first air cylinder support, a fish mouth plate and a pin shaft, the side wall of the hopper is provided with the first air cylinder connected with the hopper through the first air cylinder support, the bottom of the hopper is provided with a hopper opening, the hopper is connected with a frame through the hopper support, a fish mouth baffle is arranged in the hopper right above the hopper opening, the fish mouth baffle is hinged with the side wall opening of the hopper through the pin shaft, and the end part of the fish mouth plate extending out of the side wall opening is hinged with the air cylinder rod of the first air cylinder.
Further, the welding device comprises a drill bit pushing device, the drill bit pushing device comprises a pushing cylinder support, a pushing cylinder, a guide groove and a push rod, the pushing cylinder support is fixed on the frame, the pushing cylinder is arranged on the pushing cylinder support, a piston rod of the pushing cylinder is connected with the push rod, the push rod is arranged in the guide groove, one end of the guide groove is fixed on the cylinder support, the other end of the guide groove extends to the upper portion of the second groove, and the axis of the piston rod of the pushing cylinder is perpendicular to the axis of the ejector rod on the drill bit clamping mechanism.
Further, welding set is including spiral drill bit automatic feeding device, and spiral drill bit automatic feeding device sets up in frame one side, and spiral drill bit automatic feeding device includes support, material loading pipe and material loading case, support and frame fixed connection are provided with the material loading case on the support, and the material loading case includes cylinder and motor, and the output of motor is rotated through axis of rotation and cylinder and is connected, and axis of rotation is connected with the bearing, and the inside screw slide that is provided with of cylinder, and screw slide's exit is connected with the material loading pipe, and the other end of material loading pipe extends to the baffle box.
Further, welding set still includes adjustment mechanism, adjustment mechanism sets up in one side that the second cylinder was kept away from to first feeding block, adjustment mechanism includes perpendicular slider, the slider support, horizontal slider, fixing base and screw hole, perpendicular slider and horizontal slider clearance fit's the both sides of installing at the slider support, the opposite side clearance fit of horizontal slider installs on the fixing base, the fixing base opposite side is provided with drill clamping mechanism supporting seat, fixing base and drill clamping mechanism supporting seat are fixed in on the PMKD respectively, PMKD is fixed in the frame, fifth cylinder support is fixed in on the drill clamping mechanism supporting seat, be provided with the screw hole on slider support and the fixing base, be provided with the adjusting screw who is used for pressing from both sides tight perpendicular slider and horizontal slider on the screw hole, second feeding block base and horizontal slider fixed connection.
Further, the welding device further comprises a blanking sliding table mechanism, the blanking sliding table mechanism comprises a sixth air cylinder, a sixth air cylinder support and an L-shaped connecting plate, the sixth air cylinder is fixed on the sixth air cylinder support, the sixth air cylinder support is fixed on the frame, a piston rod of the sixth air cylinder is fixedly connected with a vertical plate of the L-shaped connecting plate, and a plane plate of the L-shaped connecting plate is fixedly connected with the fixing bottom plate.
Further, the welding device further comprises an automatic discharging device, the automatic discharging device comprises a material box, a material guide plate, a material discharging cylinder and a material discharging push rod, the material box is arranged on one side of the material discharging cylinder, a piston rod of the material discharging cylinder is fixedly connected with the material discharging push rod, one end of the material guide plate is arranged right below a gap between the first material feeding block and the second material feeding block, and the other end of the material guide plate extends to a material box opening between the material box and the material discharging push rod.
Further, the surface of the support is provided with an epoxy resin glass fiber board, and the base of the feeding block of the second cylinder support is respectively provided with the surface of the epoxy resin glass fiber board.
Further, the cross-sectional shapes of the first groove and the second groove are semicircular or V-shaped.
The invention has reasonable structure, can realize feeding, accurate positioning, welding and discharging of the drill bit and the drill shank, has the characteristics of high processing efficiency, good welding quality, high degree of mechanization and low labor cost, and is suitable for mass production and automatic production environments.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic structural view of a drill shank transport mechanism;
FIG. 3 is a schematic structural view of a drill shank electrode clamping mechanism;
FIG. 4 is a schematic view of the structure of the drill electrode clamping mechanism;
FIG. 5 is a schematic view of the bit clamping mechanism;
FIG. 6 is a schematic view of a magazine feed mechanism;
FIG. 7 is a schematic structural view of an automatic feeding device for a screw drill;
FIG. 8 is a schematic view of the structure of the feeding box;
FIG. 9 is a schematic diagram of a drill bit pushing device;
FIG. 10 is a schematic structural view of an adjustment mechanism;
FIG. 11 is a schematic view of a blanking slide mechanism;
FIG. 12 is a schematic diagram of the connection of the blanking ramp mechanism to the adjustment mechanism;
fig. 13 is a schematic structural view of the automatic discharging device.
Description of the drawings: 1. a frame, 2, a magazine feeding device, 201, a hopper, 202, a sidewall opening, 203, a first cylinder, 204, a first cylinder holder, 205, a fishmouth plate, 3, a drill shank feeding mechanism, 301, a support, 302, a second cylinder, 303, a second cylinder holder, 304, a jack, 305, a first feed block, 306, a first feed block base, 307, an epoxy glass fiber plate, 4, a drill shank electrode clamping mechanism, 401 a support rod, 402, a third cylinder, 403, a first electrode, 404, a third cylinder piston rod, 405, a first electrode clamping plate, 5, a screw-type automatic drill bit feeding device, 501, a support, 502, a feeding box, 503, a feeding tube, 504, a roller, 505, a motor, 506, a bearing, 507, a screw slide, 508 rotation axis, 6, an adjusting mechanism, 601, a vertical slide, 602, a slide support, 603, a horizontal slide, 604, a second feeding block, 605, a second feeding block base, 606, a threaded hole, 607, a fixed seat, 608, a bit clamping mechanism supporting seat, 609, a fixed bottom plate, 7, a bit shifting mechanism, 701, a pushing cylinder bracket, 702, a pushing cylinder, 703, a push rod, 704, a guide groove, 8, a bit clamping mechanism, 801, a fifth clamping cylinder, 802, a jacking rod, 803, a fifth cylinder bracket, 9, a bit electrode clamping mechanism, 901, a supporting shaft, 902, a fourth cylinder, 903, a second electrode, 904, a first T-shaped seat, 905, a second electrode clamping plate, 10, a blanking sliding table mechanism, 1001, a sixth cylinder, 1002, a sixth cylinder bracket, 1003, an L-shaped connecting plate, 1004, a vertical plate, 1005, a plane plate, 11, an automatic discharging device, 1101, a material box, 1102, a guide plate, 1103, a discharging cylinder, 1104, a discharging push rod.
Detailed Description
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The technical scheme of the invention is described in detail with reference to the accompanying drawings, the micro-drill welding machine comprises a frame 1 and a welding device, wherein the welding device comprises a drill shank conveying mechanism 3, a drill shank electrode clamping mechanism 4, a drill bit electrode clamping mechanism 9 and a drill bit clamping mechanism 8;
the drill shank conveying mechanism is arranged on one side of the frame, the drill shank conveying clamping mechanism comprises a support 301, a second air cylinder 302, a second air cylinder bracket 303, a push rod 304, a first feeding block 305 and a first feeding block base 306, the support is arranged on the frame, the second air cylinder bracket and the first feeding block base are respectively arranged on the support, a second air cylinder is arranged on the second air cylinder bracket, a piston rod on the second air cylinder is connected with the push rod, the first feeding block base is provided with the first feeding block, the surface of the first feeding block is provided with a first groove along the axial direction of the push rod, the cross section of the first groove can be semicircular, V-shaped and the like and is used for supporting the drill shank, and the push rod can slide in the first groove through the driving of the piston rod of the second air cylinder; the surface of the support is provided with epoxy resin glass fiber plates 307, the base of the feeding block of the second cylinder support is respectively provided with the surface of the epoxy resin glass fiber plates, and the epoxy resin glass fiber plates can effectively play an insulating role;
the drill shank electrode clamping mechanism comprises a supporting rod 401, a third air cylinder 402, a first electrode 403 and a first electrode clamping plate 405, one end of the supporting rod is hinged with one end of the first electrode clamping plate, the other end of the supporting rod is fixed on the frame, the first electrode is fixed on the other end of the first electrode clamping plate, the third air cylinder is fixed on the frame, a piston rod 404 of the third air cylinder is hinged with the middle part of the first electrode clamping plate, and the first electrode can move to the position right above a first groove of the first feeding block;
a second feeding block 604 is arranged on one side of the first feeding block far away from the second cylinder, a second groove is formed in the surface of the second feeding block, the cross section of the second groove can be semicircular, V-shaped and other grooves used for supporting a drill handle, and the second feeding block is connected with the frame through a second feeding block base 605;
a drill bit clamping mechanism is arranged on one side, far away from the first feeding block, of the second feeding block, and comprises a fifth clamping cylinder 801, a jacking rod 802, a fifth cylinder bracket 803 and a fifth cylinder bracket, wherein the fifth cylinder bracket is arranged on the frame, a piston rod of the fifth clamping cylinder is connected with the jacking rod, and the axis of the piston rod of the fifth clamping cylinder is overlapped with the axis of the piston rod of the second cylinder;
the drill bit electrode clamping mechanism comprises a supporting shaft rod 901, a fourth air cylinder 902, a second electrode 903, a first T-shaped seat 904 and a second electrode clamping plate 905, one end of the supporting shaft rod is hinged with one end of the second electrode clamping plate, the other end of the supporting shaft rod is fixed on the frame, the other end of the second electrode clamping plate is fixed with a second electrode, the fourth air cylinder is fixed on the top of the first T-shaped seat, the bottom of the first T-shaped seat is fixed on the frame, a piston rod of the fourth air cylinder is hinged with the middle part of the second electrode clamping plate, and the second electrode can move to the position right above a groove of the second feeding block;
when the drill shank and the drill bit are required to be welded, the drill shank is placed in a first groove formed in the surface of the first feeding block along the axial direction of the ejector rod, then a piston rod on the second cylinder drives the ejector rod to move along the first groove, the drill shank is pushed, the end part of the drill shank extends out of the first groove, then a piston rod on the third cylinder on the drill shank electrode clamping mechanism pulls the first electrode clamping plate, and then the first electrode arranged on the first electrode clamping plate moves downwards to clamp the drill shank, meanwhile, the drill bit is placed in a second groove formed in the second feeding block, a piston rod on a fifth clamping cylinder on the drill bit clamping mechanism drives the ejector rod to move along the second groove, the drill bit is pushed out of one end of the drill bit pair, the drill shank and the drill bit are enabled to mutually prop up and coaxially butt joint, automatic positioning and butt joint of the drill shank and the drill bit are achieved, a piston rod of the fourth cylinder on the drill bit electrode clamping mechanism pulls the second electrode clamping plate, the second electrode arranged on the second electrode clamping plate moves downwards, and the drill bit is enabled to be clamped, and the first electrode and the drill bit are automatically heated when the drill shank and the drill bit are welded.
In the welding process of the drill bit and the drill shank, in order to realize automatic feeding of the drill shank and the drill bit, a charging box type feeding device 2, a spiral drill bit automatic feeding device 5 and a drill bit pushing device 7 can be respectively added on the micro-drill welding machine, the charging box type feeding device is arranged right above a first feeding block and comprises a hopper 201, a hopper support, a first air cylinder 203, a first air cylinder support 204, a fish mouth plate 205 and a pin shaft, a first air cylinder connected with the hopper through the first air cylinder support is arranged on the side wall of the hopper, a hopper opening is arranged at the bottom of the hopper, the hopper is connected with a frame through the hopper support, the hopper opening is arranged right above a first groove, a fish mouth baffle is arranged in the hopper right above the hopper opening and hinged with a side wall opening 202 of the hopper through the pin shaft, the end part of the fish mouth plate extending out of the side wall opening is hinged with an air cylinder rod of the first air cylinder, a plurality of the drill shanks to be welded are placed in the hopper, when the drill shank is required to be placed in the first groove, the air cylinder of the first air cylinder pulls the fish mouth baffle, and the fish mouth baffle is automatically hinged with the hopper through the side wall opening to the side wall of the hopper, and the fish mouth baffle is automatically hinged with the side wall opening to the side wall opening, so that the drill shank is automatically conveyed to the drill shank from the side opening to the side opening.
The drill bit pushing device comprises a pushing cylinder bracket 701, a pushing cylinder 702, a guide groove 704 and a push rod 703, wherein the pushing cylinder bracket is fixed on a frame, the pushing cylinder bracket is provided with the pushing cylinder, a piston rod of the pushing cylinder is connected with the push rod, the push rod is arranged in the guide groove, the push rod can move along the length direction of the guide groove, one end of the guide groove is fixed on the pushing cylinder bracket, the other end of the guide groove extends to the upper part of a second groove, the axis of a piston rod of the pushing cylinder is vertical to the axis of a jacking rod on a drill bit clamping mechanism, after the drill bit is placed in the guide groove, the piston rod of the pushing cylinder pushes the push rod, the drill bit in the guide groove is pushed into the second groove by the push rod, the automatic feeding device of the drill bit is arranged on one side of the frame, the automatic feeding device of the spiral drill bit comprises a bracket 501, a feeding pipe 503 and a feeding box 502, the bracket is fixedly connected with the frame, the feeding box comprises a roller 504 and a motor 505, the output end of the motor is rotationally connected with the roller through a rotating shaft 508, a bearing 506 is connected inside the roller, the roller is provided with a thread 507, the thread roller is connected with the thread chute, the thread chute is connected with the output end of the roller through the roller, and the thread chute is rotationally connected with the roller, and the roller is screwed into the roller through the thread chute, and the roller, the thread chute is screwed into the roller, and the roller is screwed into the roller groove through the roller guide groove, and the roller guide groove is screwed into the roller.
In the welding process of the drill bit and the drill shank, in order to process micro drills with multiple types and multiple batches, the drill shank and the drill bits with different batch diameters are required to be welded at the moment, in order to ensure the coaxial butt joint of the drill shank and the drill bits, an adjusting mechanism 6 is additionally arranged on a micro drill welding machine at the moment, the adjusting mechanism is arranged on one side of a first feeding block far away from a second cylinder and comprises a vertical sliding block 601, a sliding block support 602, a horizontal sliding block 603, a fixed seat 607 and a threaded hole 606, the vertical sliding block and the horizontal sliding block are arranged on two sides of the sliding block support in a clearance fit manner, the vertical sliding block can move up and down relative to the sliding block support, the horizontal sliding block can move back and forth relative to the sliding block support, the other side of the horizontal sliding block is arranged on a fixed seat in a clearance fit manner, the other side of the fixed seat is provided with a drill clamping mechanism supporting seat 608, the fixing base and the drill clamping mechanism supporting seat are respectively fixed on the fixing bottom plate 609, the fixing bottom plate is fixed on the frame, the fifth cylinder bracket is fixed on the drill clamping mechanism supporting seat, threaded holes are formed in the slide block supporting seat and the fixing base, adjusting screws used for clamping the vertical slide block and the horizontal slide block are arranged on the threaded holes, the second feeding block base is fixedly connected with the horizontal slide block, when a drill shank and one batch of drill bits are welded, and when the drill bits which are required to be welded with the other batch and are different in diameter from the drill bits in the previous batch are welded, the vertical slide block and the horizontal slide block in the fine adjustment mechanism are used for adjusting the position of the second feeding block connected with the vertical slide block, and coaxial butt joint of the drill bit in the second groove and the drill shank in the first groove is further guaranteed.
After the drill bit and the drill shank are welded, in order to realize the automatic blanking and collecting functions of the micro drill after the welding, an automatic discharging device 11 and a blanking sliding table mechanism 10 are respectively arranged in the welding device, the blanking sliding table mechanism comprises a sixth air cylinder 1001, a sixth air cylinder support 1002 and an L-shaped connecting plate 1003, the sixth air cylinder is fixed on the sixth air cylinder support, the sixth air cylinder support is fixed on the frame, a piston rod of the sixth air cylinder is fixedly connected with a vertical plate 1004 of the L-shaped connecting plate, a plane plate 1005 of the L-shaped connecting plate is fixedly connected with a fixed bottom plate, the fixed bottom plate is not connected with the frame at the moment, the automatic discharging device comprises a material box 1101, a material guide plate 1102, a material discharge air cylinder 1103 and a material discharge push rod 1104, the material box is arranged on one side of the material discharge air cylinder, the piston rod of the material discharge air cylinder is fixedly connected with the material discharge push rod, one end of the material guide plate is arranged under a gap between the first material feed block and the second material feed block, the other end extends to the opening of the material box between the material box and the material discharging push rod, after the drill bit and the drill shank are welded, the first electrode and the second electrode are respectively driven by a piston rod on the second cylinder and a piston rod of the fourth cylinder, the first electrode and the second electrode are respectively separated from the drill bit and the drill shank, at the moment, a cylinder rod on the sixth cylinder drives an L-shaped connecting plate, the L-shaped connecting plate drives a fixed seat and a drill bit clamping mechanism on a fixed bottom plate, so that the second material feeding block and the first material feeding block are gradually separated, the welded micro drill falls into a material guide plate right below a gap between the first material feeding block and the second material feeding block, then the welded micro drill is conveyed to the opening of the material box between the material box and the material discharging push rod along the material guide plate, then the piston rod of the material discharging cylinder pushes the material discharging push rod, the welded micro drill is pushed into the material box from the opening of the material box, the automatic collection of the micro drills is completed.
While the basic principles of the invention have been shown and described, there are various changes and modifications to the invention, which fall within the scope of the invention as hereinafter claimed, without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a micro-drilling welding machine, includes frame and welding set, its characterized in that: the welding device comprises a drill shank conveying mechanism, a drill shank electrode clamping mechanism, a drill bit electrode clamping mechanism and a drill bit clamping mechanism;
the drill shank conveying mechanism is arranged on one side of the frame, the drill shank conveying clamping mechanism comprises a support, a second cylinder support, a mandril, a first feeding block and a first feeding block base, the support is arranged on the frame, the second cylinder support and the first feeding block base are respectively arranged on the support, the second cylinder support is provided with the second cylinder, a piston rod on the second cylinder is connected with the mandril, the first feeding block base is provided with the first feeding block, and the surface of the first feeding block is provided with a first groove along the axial direction of the mandril;
the drill shank electrode clamping mechanism comprises a supporting rod, a third air cylinder, a first electrode and a first electrode clamping plate, one end of the supporting rod is hinged with one end of the first electrode clamping plate, the other end of the supporting rod is fixed on the frame, the first electrode is fixed at the other end of the first electrode clamping plate, the third air cylinder is fixed on the frame, and a piston rod of the third air cylinder is hinged with the middle part of the first electrode clamping plate;
a second feeding block is arranged on one side of the first feeding block, which is far away from the second cylinder, a second groove is formed in the surface of the second feeding block, and the second feeding block is connected with the frame through a second feeding block base;
a drill bit clamping mechanism is arranged on one side, far away from the first feeding block, of the second feeding block, and comprises a fifth clamping cylinder, a jacking rod and a fifth cylinder support, wherein the fifth cylinder support is arranged on the frame, a fifth clamping cylinder is arranged on the fifth cylinder support, a piston rod of the fifth clamping cylinder is connected with the jacking rod, and the axis of the piston rod of the fifth clamping cylinder is overlapped with the axis of the piston rod of the second cylinder;
the drill bit electrode clamping mechanism comprises a supporting shaft rod, a fourth air cylinder, a second electrode, a first T-shaped seat and a second electrode clamping plate, one end of the supporting shaft rod is hinged with one end of the second electrode clamping plate, the other end of the supporting shaft rod is fixed on the frame, the second electrode is fixed at the other end of the second electrode clamping plate, the fourth air cylinder is fixed at the top of the first T-shaped seat, the bottom of the first T-shaped seat is fixed on the frame, and a piston rod of the fourth air cylinder is hinged with the middle part of the second electrode clamping plate; the material box type feeding device is arranged above the first material feeding block and comprises a hopper, a hopper bracket, a first air cylinder bracket, a fish mouth plate and a pin shaft, the side wall of the hopper is provided with the first air cylinder connected with the hopper through the first air cylinder bracket, the bottom of the hopper is provided with a hopper opening, the hopper is connected with a frame through the hopper bracket, a fish mouth baffle is arranged in the hopper right above the hopper opening, the fish mouth baffle is hinged with the side wall opening of the hopper through the pin shaft, and the end part of the fish mouth plate extending out of the side wall opening is hinged with the air cylinder rod of the first air cylinder; the welding device comprises a drill bit pushing device, the drill bit pushing device comprises a pushing cylinder support, a pushing cylinder, a guide groove and a push rod, the pushing cylinder support is fixed on the frame, the pushing cylinder support is provided with the pushing cylinder, a piston rod of the pushing cylinder is connected with the push rod, the push rod is arranged in the guide groove, one end of the guide groove is fixed on the cylinder support, the other end of the guide groove extends to the upper portion of the second groove, and the axis of the piston rod of the pushing cylinder is perpendicular to the axis of a jacking rod on the drill bit clamping mechanism.
2. A micro-drilling welder as claimed in claim 1, wherein: the welding device comprises a spiral drill bit automatic feeding device, the spiral drill bit automatic feeding device is arranged on one side of the frame and comprises a support, a feeding pipe and a feeding box, the support is fixedly connected with the frame, the feeding box is arranged on the support and comprises a roller and a motor, the output end of the motor is rotationally connected with the roller through a rotating shaft, a bearing is connected with the rotating shaft, a thread slideway is arranged inside the roller, the outlet of the thread slideway is connected with the feeding pipe, and the other end of the feeding pipe extends to the guide chute.
3. A micro-drilling welder as claimed in claim 1, wherein: the welding device further comprises an adjusting mechanism, the adjusting mechanism is arranged on one side, far away from the second cylinder, of the first feeding block, the adjusting mechanism comprises a vertical sliding block, a sliding block support, a horizontal sliding block, a fixing seat and a threaded hole, the vertical sliding block and the horizontal sliding block are installed on two sides of the sliding block support in a clearance fit mode, the other side of the horizontal sliding block is installed on the fixing seat in a clearance fit mode, a drill clamping mechanism supporting seat is arranged on the other side of the fixing seat, the fixing seat and the drill clamping mechanism supporting seat are respectively fixed on a fixing base plate, the fixing base plate is fixed on a frame, a fifth cylinder support is fixed on the drill clamping mechanism supporting seat, the sliding block support and the fixing seat are provided with threaded holes, adjusting screws used for clamping the vertical sliding block and the horizontal sliding block are arranged on the threaded holes, and the second feeding block base is fixedly connected with the horizontal sliding block.
4. A micro-drilling welder as claimed in claim 3, wherein: the welding device further comprises a blanking sliding table mechanism, the blanking sliding table mechanism comprises a sixth air cylinder, a sixth air cylinder support and an L-shaped connecting plate, the sixth air cylinder is fixed on the sixth air cylinder support, the sixth air cylinder support is fixed on the frame, a piston rod of the sixth air cylinder is fixedly connected with a vertical plate of the L-shaped connecting plate, and a plane plate of the L-shaped connecting plate is fixedly connected with the fixing bottom plate.
5. The micro-drilling welding machine according to claim 4, wherein: the welding device further comprises an automatic discharging device, the automatic discharging device comprises a material box, a material guiding plate, a material discharging cylinder and a material discharging push rod, the material box is arranged on one side of the material discharging cylinder, a piston rod of the material discharging cylinder is fixedly connected with the material discharging push rod, one end of the material guiding plate is arranged right below a gap between the first material feeding block and the second material feeding block, and the other end of the material guiding plate extends to a material box opening between the material box and the material discharging push rod.
6. A micro-drilling welder as claimed in claim 1, wherein: the surface of the support is provided with an epoxy resin glass fiber board, and the base of the material feeding block of the second cylinder support is respectively provided with the surface of the epoxy resin glass fiber board.
7. A micro-drilling welder as claimed in claim 1, wherein: the cross-sectional shape of the first groove and the second groove is semicircular or V-shaped.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811294392.1A CN109304534B (en) | 2018-11-01 | 2018-11-01 | Micro-drilling welding machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811294392.1A CN109304534B (en) | 2018-11-01 | 2018-11-01 | Micro-drilling welding machine |
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| CN109304534B true CN109304534B (en) | 2023-09-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111745396B (en) * | 2020-05-22 | 2021-04-20 | 浙江晟泰新能源股份有限公司 | Automatic anti-deviation welding device for photovoltaic module and using method thereof |
| CN112355449A (en) * | 2020-11-23 | 2021-02-12 | 南阳鼎泰高科有限公司 | Electric resistance welding process of micro drill bit for PCB |
| CN113798719B (en) * | 2021-11-16 | 2022-02-11 | 四川富士电机有限公司 | Welding device for windscreen wiper support rod piece |
| CN113977173B (en) * | 2021-11-22 | 2024-02-06 | 联想新视界(江苏)设备服务有限公司 | Automatic welding machine for L-shaped bracket of elevator shaft |
| CN114952140A (en) * | 2022-07-08 | 2022-08-30 | 泰州虹康电子科技有限公司 | Welding set is used in drill bit production |
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