CN113953551A - Full-automatic drilling machine - Google Patents
Full-automatic drilling machine Download PDFInfo
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- CN113953551A CN113953551A CN202111445223.5A CN202111445223A CN113953551A CN 113953551 A CN113953551 A CN 113953551A CN 202111445223 A CN202111445223 A CN 202111445223A CN 113953551 A CN113953551 A CN 113953551A
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- vertical lifting
- assembly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to a full-automatic drilling machine, which belongs to the technical field of machining equipment and comprises a rack, wherein a first tool clamp and a second tool clamp are arranged on the upper side of the rack; a feeding conveying device and a discharging conveying device are respectively arranged on two sides of the rack; a primary punching device and a secondary punching device are arranged on the frame; a workpiece transfer device is arranged on the workbench and comprises a vertical lifting plate, and a first clamping assembly, a second clamping assembly and a third clamping assembly are sequentially arranged on the vertical lifting plate along the conveying direction of the crankshaft workpiece; the rack is provided with a mounting rack, the mounting rack is provided with a horizontal moving assembly, a horizontal moving plate is arranged at the moving end of the horizontal moving assembly, a vertical lifting assembly is arranged on the horizontal moving plate, and the vertical lifting assembly drives the vertical lifting plate to lift along the vertical direction. The full-automatic feeding, clamping, punching and discharging can be realized, the labor cost is greatly saved, and the processing efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of machining equipment, and particularly relates to a full-automatic drilling machine.
Background
The crankshaft is the main rotating mechanism of the refrigeration compressor, which is responsible for converting the up-and-down reciprocating motion of the piston into the circular motion of the crankshaft, and the rotating speed of the refrigeration compressor is the rotating speed of the crankshaft.
The crankshaft structure generally comprises a main journal, a connecting rod journal, a crank, a balance weight, a front end and a rear end. In a crankshaft workpiece including a main journal, a crank provided at an end of the main journal, and a rod journal connected to the other end of the crank, holes are respectively opened at ends of the column journal and the rod journal, which are away from each other.
In the prior art, need to process the hole at column shaft neck or connecting rod axle journal both ends, prior art is in the course of working, generally adopts lathe work among the prior art, and when adding man-hour, operating personnel uses three-jaw anchor clamps or other types of anchor clamps to carry out the centre gripping to bent axle one end, then punches to the other end, but this kind of mode needs an installation of operating personnel, then control punches, and efficiency is very low, consequently urgently needs an equipment that can be used for specially carrying out the centre gripping to the bent axle work piece and punch.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a full-automatic drilling machine which can realize full automation of feeding, clamping, punching and discharging, greatly saves labor cost and improves processing efficiency.
In order to achieve the above object, the present invention provides a technical solution as follows:
a full-automatic drilling machine comprises a rack, wherein a first tool clamp and a second tool clamp for clamping a crankshaft workpiece are arranged on the upper side of the rack; a feeding conveying device and a discharging conveying device are respectively arranged on two sides of the rack; the rack is provided with a primary punching device for drilling a crankshaft workpiece on the first tool clamp and a secondary punching device for drilling a crankshaft workpiece on the second tool clamp for the second time; a workpiece transfer device is arranged on the rack and comprises a vertical lifting plate, and a first clamping assembly, a second clamping assembly and a third clamping assembly are sequentially arranged on the vertical lifting plate along the conveying direction of the crankshaft workpiece; the first clamping assembly, the second clamping assembly and the third clamping assembly can respectively transfer crankshaft workpieces on the feeding conveying device, the first tool fixture and the second tool fixture to the first tool fixture, the second tool fixture and the blanking conveying device; the lifting mechanism is characterized in that a mounting frame is arranged on the rack, a horizontal moving assembly is arranged on the mounting frame, a horizontal moving plate is arranged at the moving end of the horizontal moving assembly, a vertical lifting assembly is arranged on the horizontal moving plate, and the vertical lifting assembly drives the vertical lifting plate to lift along the vertical direction.
Preferably, the horizontal moving assembly comprises a first lead screw arranged along the conveying direction of the crankshaft workpiece, two ends of the first lead screw are rotatably connected to the mounting frame, first slide rails are respectively arranged on the mounting frame and positioned at the upper side and the lower side of the first lead screw, and one side of the horizontal moving plate is respectively connected with the first slide rails in a sliding manner and is in threaded connection with the first lead screw; a first servo motor is arranged on the mounting frame and positioned at one end of the first screw rod; the first servo motor is connected with the first screw rod.
Preferably, the vertical lifting assembly comprises a second screw rod rotatably connected to the horizontal moving plate, the second screw rod is vertically arranged, a vertical driving block is fixedly arranged on one side, close to the horizontal moving plate, of the vertical lifting plate, and the vertical driving block is sleeved on the second screw rod and is in threaded connection with the second screw rod; a second servo motor for controlling the second screw rod to rotate is arranged on the horizontal moving plate; and second guide rails are respectively arranged on two sides of the second screw rod, a guide block is arranged on one side of the vertical lifting plate close to the horizontal moving plate, and the guide block is in sliding connection with the second guide rails.
Preferably, the first tool clamp and the second tool clamp comprise a workbench detachably connected to the rack, a support assembly for supporting the crank is arranged on the workbench, a limiting plate is arranged on one side of the support assembly, the limiting plate is U-shaped, a first supporting plate is arranged on the other side of the support assembly, and the limiting plate and the first supporting plate respectively limit and support a main journal or a connecting rod journal; a positioning component for pushing a crankshaft workpiece is arranged on the workbench and positioned on one side surface of the limiting plate away from the supporting component, and the positioning component controls the crank to move towards one side close to the first supporting plate and is attached to the side wall of the first supporting plate; the workbench is provided with a pressing assembly for clamping the crankshaft workpiece part on the upper side of the first supporting plate; the workstation upside is provided with the second backup pad, the second backup pad is located first backup pad is kept away from relatively one side of limiting plate.
Preferably, the support assembly comprises support blocks arranged at intervals along the horizontal direction, first kidney-shaped grooves are formed in the support blocks, the first kidney-shaped grooves are arranged horizontally, and the support blocks are connected with the first support plate through the first kidney-shaped grooves; a supporting screw is in threaded connection with one side of the supporting block, which is far away from the workbench, and a second locking nut is in threaded connection with the supporting screw; the supporting screw rod supports the two sides of the crank.
Preferably, a mounting seat is formed by extending one side of the limiting plate close to the workbench to two sides, a second through-going kidney-shaped groove is formed in the mounting seat, the second kidney-shaped groove is horizontally arranged, and the length direction of the second kidney-shaped groove is perpendicular to the length direction of the crankshaft workpiece; the mounting seat is connected with the workbench through the second kidney-shaped groove. The limiting plate upside has been seted up the U-shaped groove, be formed with the guide bar on the vertical lateral wall in U-shaped groove, the upper end of guide bar is provided with the inclined plane, and the inclined plane on two guide bars is close to each other, and the distance is great in the one end of keeping away from the workstation between two inclined planes, and the one end of being close to the workstation is less.
Preferably, the positioning assembly is detachably mounted on a vertical lifting plate on the upper side of the workbench, a first oil cylinder is connected to the vertical lifting plate, the piston end of the first oil cylinder can extend or shorten, and the piston end position of the first oil cylinder is aligned with the U-shaped groove of the limiting plate; the compressing assembly comprises a second oil cylinder, a piston end on the second oil cylinder is connected with a compressing plate, the second oil cylinder can drive the compressing plate to rotate and lift, the compressing plate can rotate to the upper side of the first supporting plate or rotate to leave the first supporting plate, and the compressing plate can compress the crankshaft workpiece on the upper side of the first supporting plate.
Preferably, the first clamping assembly, the second clamping assembly and/or the third clamping assembly comprise pneumatic clamping jaws, and the pneumatic clamping jaws are detachably connected to the vertical lifting plate.
Preferably, the primary punching device and/or the secondary punching device comprises a lower moving plate, and a drilling machine is mounted on the upper side of the lower moving plate; a third guide rail is arranged on the upper side of the frame, and the lower side of the lower moving plate is connected with the third guide rail and can slide along the length direction of the third guide rail; the length direction of the third guide rail is vertical to the conveying direction of the crankshaft; and the frame is provided with a driving piece for controlling the lower moving plate to move.
Preferably, the feeding conveying device and/or the blanking conveying device comprises a conveying frame, chain wheels are respectively and rotatably arranged at two ends of the conveying frame in the length direction, and a chain is in transmission connection with the chain wheels; first mounting plates are arranged on two sides of the chain at intervals along the transmission direction, the first mounting plates are symmetrically arranged on two sides along the chain transmission direction, a first fixing plate is connected between the two first mounting plates which are symmetrical to each other, and a transmission frame for fixing a workpiece is detachably arranged on the upper side of each first fixing plate; the transmission frame comprises a bottom plate, the bottom plate is connected with the first fixing plate, one side face of the bottom plate, far away from the first fixing plate, is provided with a third supporting plate at one end, and is provided with a first supporting column and a second supporting column at the other end at intervals; a first limiting groove is formed in the third supporting plate; a second limiting groove is formed between the first supporting column and the second supporting column, and third limiting grooves are respectively formed in the sides, close to each other, of the first supporting column and the second supporting column; the first limiting groove, the second limiting groove and the third limiting groove can limit the workpiece.
The invention provides a full-automatic drilling machine which can realize full automation of feeding, clamping, punching and discharging through a first tool clamp, a second tool clamp, a feeding conveying device, a discharging conveying device, a primary punching device, a secondary punching device and a workpiece transfer device which are arranged on a rack. The operator only needs to place the work piece on material loading conveyer and convey, can accomplish the whole process of material loading, clamp tightly, punch, unloading automatically, very big saving the human cost, improved machining efficiency simultaneously.
Drawings
FIG. 1 is a schematic structural diagram of a full-automatic drilling machine of the present invention;
FIG. 2 is a schematic view of a protruding feed conveyor in a fully automatic drilling machine of the present invention;
FIG. 3 is an enlarged view of the structure A of FIG. 2;
FIG. 4 is a cross-sectional view of a protruding feed conveyor in a fully automatic drilling machine of the present invention;
FIG. 5 is a schematic view of a pop-up adjustment assembly in a fully automatic drilling machine of the present invention;
FIG. 6 is a schematic view of a first protruding tooling fixture in a full automatic drilling machine of the present invention;
FIG. 7 is an enlarged view of the structure B of FIG. 6;
FIG. 8 is a top view of a first protruding tooling fixture in a fully automatic drilling machine of the present invention;
FIG. 9 is a schematic view of a protruded workpiece transfer device in a fully automatic drilling machine of the present invention;
FIG. 10 is a cross-sectional view of the protruding vertical transport assembly in a fully automatic drilling machine of the present invention.
Reference numbers in the figures:
100. a frame;
200a, a first tool clamp; 200b, a second tool clamp; 210. a work table; 220. a support assembly; 221. a support block; 221a, a first kidney-shaped groove; 222. a support screw; 223. a second locking nut; 230. a limiting plate; 231. a mounting seat; 231a, a second kidney-shaped groove; 232. a U-shaped groove; 233. a guide bar; 233a, a bevel; 240. a first support plate; 241. a second fixing plate; 250. a positioning assembly; 251. a second mounting plate; 252. a first cylinder; 260. a compression assembly; 261. a second cylinder; 262. a compression plate; 270. a second support plate;
300a, a feeding and conveying device; 300b, a blanking conveying device; 310. a carriage; 311. an aluminum alloy profile tube; 312. a U-shaped plate; 313. an L-shaped plate; 320. a sprocket; 330. a chain; 331. a chain sheet; 332. a chain shaft; 340. a first mounting plate; 350. a transmission frame; 351. a base plate; 352. a third support plate; 352a, a first limit groove; 353. a first support column; 353a and a third limiting groove; 354. a second support column; 355. a second limit groove; 360. a first fixing plate; 370. a third servo motor; 380. a support frame; 381. a connecting plate; 382. a support bar; 383. a reinforcing bar; 390. an adjustment assembly; 391. a chassis; 392. adjusting the screw rod; 393. a first locking nut.
400. A primary punching device; 410. a lower moving plate; 420. a drilling machine; 430. a third guide rail; 440. a drive member;
500. a workpiece transfer device; 510. a vertical lifter plate; 511. a first clamping assembly; 512. a second clamping assembly; 513. a third clamping assembly; 520. a mounting frame; 530. a horizontal movement assembly; 531. a first lead screw; 532. a first slide rail; 533. a first servo motor; 540. horizontally moving the plate; 550. a vertical lifting assembly; 551. a second lead screw; 552. a vertical driving block; 553. a second servo motor; 554. a second guide rail; 555. and a guide block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
The invention provides a full-automatic drilling machine, which comprises a rack 100, wherein a first tool clamp 200a and a second tool clamp 200b for clamping a crankshaft workpiece are arranged on the upper side of the rack 100 at intervals; a feeding conveyer 300a and a discharging conveyer 300b are respectively arranged at two sides of the frame 100; the rack 100 is provided with a primary punching device 400 for drilling a crankshaft workpiece on the first tool clamp 200a and a secondary punching device for drilling a crankshaft workpiece on the second tool clamp 200b for the second time; the frame 100 is provided with a workpiece transfer device 500, when the crankshaft workpiece to be machined is placed on the feeding and conveying device 300a to be conveyed by an operator during operation, when the crankshaft workpiece to be machined is conveyed to one end close to the frame 100, the workpiece transfer device 500 moves the crankshaft workpiece to be machined to the first tool clamp 200a to perform primary punching, after punching, the crankshaft workpiece is moved to the second tool clamp 200b to perform secondary punching, and then the crankshaft workpiece is moved to the discharging and transferring device to be conveyed, so that punching operation is completed.
The feeding conveying device 300a and/or the blanking conveying device 300b comprise a conveying frame 310, chain wheels 320 are respectively and rotatably arranged at two ends of the conveying frame 310 in the length direction, and a chain 330 is in transmission connection with the chain wheels 320; chain 330's both sides, and be provided with first mounting panel 340 along the transmission direction interval, first mounting panel 340 sets up along chain 330 direction of transfer bilateral symmetry, and is connected with first fixed plate 360 between two first mounting panels 340 of mutual symmetry, and 360 upsides of first fixed plate can be dismantled and be provided with and carry out the driving frame 350 fixed to the work piece. When the crankshaft workpiece is machined, an operator or a manipulator places the workpiece on the transmission frame 350 for transmission, and the workpiece is transmitted to the drilling equipment for drilling.
The transmission frame 350 comprises a bottom plate 351, the bottom plate 351 is connected with a first fixing plate 360, one side of the bottom plate 351, which is far away from the first fixing plate 360, is provided with a third supporting plate 352 at one end, and a first supporting column 353 and a second supporting column 354 are arranged at the other end at intervals; the third supporting plate 352 is provided with a first limiting groove 352 a; a second limiting groove 355 is formed between the first supporting column 353 and the second supporting column 354, and third limiting grooves 353a are respectively formed in the sides, close to each other, of the first supporting column 353 and the second supporting column 354; the first, second, and third limiting grooves 352a, 355 a and 353a may limit the workpiece. Specifically, the third limiting groove 353a is arc-shaped. When being installed, the two third limiting grooves 353a limit the crank, and the first limiting groove 352a and the second limiting groove 355 limit the main journal.
The chain 330 comprises chain sheets 331 arranged at intervals, and a chain shaft 332 is rotatably connected between the adjacent chain sheets 331; the first mounting plate 340 is L-shaped, one end of which is integrally formed with the chain piece 331, and the other end of which is horizontal and detachably connected with the first fixing plate 360; the horizontal end of the L-shaped plate 313 protrudes from the chain 330. After the installation, can with first fixed plate 360 fixed connection, and there is the clearance between first fixed plate 360 and the chain 330, at the in-process of carrying out fixed conveying to the bent axle work piece, can guarantee the stability that chain 330 and sprocket 320 are connected.
The conveying frame 310 comprises aluminum alloy section pipes 311 arranged on two sides of the chain 330 in the length direction and U-shaped plates 312 connected to two ends of each aluminum alloy section pipe 311, the U-shaped plates 312 are detachably connected with the outer sides of the aluminum alloy section pipes, and the chain wheels 320 are rotatably connected with the U-shaped plates 312; the outside of the U-shaped plate 312 is provided with a third servo motor 370 that rotates one sprocket 320. In operation, the third servo motor 370 drives the sprocket 320 to rotate, so as to control the chain 330 to drive on the sprocket 320, and the workpiece on the upper side is conveyed during the driving process. Wherein, the aluminium alloy ex-trusions can use the euro standard 4040 section bar, perhaps euro standard 4080 section bar, is formed with the fixed slot in the outside, can conveniently fix with U-shaped board 312. Through the U-shaped plate 312 that sets up aluminum alloy section bar and both ends, can conveniently change the maintenance to motor, sprocket 320, can adjust the length, the elasticity degree of chain 330 simultaneously.
One side of the aluminum alloy section, which is far away from the chain 330, is detachably connected with an L-shaped plate 313, the lower side of the L-shaped plate 313 is connected with a support frame 380, and the bottom of the support frame 380 is provided with an adjusting component 390 capable of adjusting the height of the support frame 380.
The support frame 380 includes a connection plate 381 connected to the L-shaped plate 313, and support rods 382 disposed at a lower side of the connection plate 381, and a reinforcing rod 383 is disposed between adjacent support rods 382.
The adjustment assembly 390 is disposed on the support rod 382 at an end away from the connection plate 381. The adjusting assembly 390 comprises a base plate 391 and an adjusting screw 392 disposed on the base plate 391, the upper end of the adjusting screw 392 is connected to the supporting rod 382 by screw threads, and the adjusting screw 392 is connected to the first locking nut 393 by screw threads.
Through setting up in carriage 310 upside sprocket 320, through sprocket 320 chain 330 of rotating the connection, and set up in the driving frame 350 of chain 330 mountain bike, when punching the processing to the bent axle work piece, can carry out centre gripping spacing, conveying to the bent axle work piece, practiced thrift labour cost to a certain extent, improved machining efficiency simultaneously.
The first tool clamp 200a and the second tool clamp 200b comprise a workbench 210 detachably connected to the rack 100, a support assembly 220 for supporting a crank is arranged on the workbench 210, a limit plate 230 is arranged on one side of the support assembly 220, the limit plate 230 is U-shaped, a first support plate 240 is arranged on the other side of the support assembly 220, and the limit plate 230 and the first support plate 240 respectively limit and support a main journal or a connecting rod journal; a positioning component 250 for pushing the crankshaft workpiece is arranged on the workbench 210 and positioned on one side surface of the limiting plate 230 away from the support component 220, and the positioning component 250 controls the crank to move towards one side close to the first support plate 240 and is attached to the side wall of the first support plate 240; the table 210 is provided with a pressing assembly 260 for clamping a crankshaft workpiece portion on the upper side of the first support plate 240.
During operation, the crankshaft workpiece to be machined is taken down from the feeding and conveying device 300a by the workpiece transfer device 500, and is placed on the upper side of the supporting component 220, one end of the crankshaft workpiece abuts against the first supporting plate 240, and the other end of the crankshaft workpiece is embedded inside the limiting plate 230, at this time, the positioning component 250 controls the crankshaft workpiece to move, so that after the crank abuts against the side wall of the first supporting plate 240, the position of the crankshaft workpiece is fixed, and at this time, the punching is performed by the primary punching device 400.
The upper side of the workbench 210 is provided with a limit groove; a horizontal second fixing plate 241 is arranged at the lower end of the first supporting plate 240, a limiting block is arranged on one side of the second fixing plate 241 close to the workbench 210, and the limiting block is embedded in the limiting groove and can slide along the length direction of the limiting groove; the second fixing plate 241 is detachably coupled to the table 210 by bolts. Through this setting, when processing, can adjust the position of first backup pad 240, and then can fix a position, punch the bent axle work piece of different length.
The supporting assembly 220 includes supporting blocks 221 arranged at intervals along the horizontal direction, a first kidney-shaped groove 221a is formed on the supporting block 221, the first kidney-shaped groove 221a is arranged horizontally, and the supporting block 221 is connected with the first supporting plate 240 through the first kidney-shaped groove 221 a; a supporting screw 222 is in threaded connection with one side of the supporting block 221, which is far away from the workbench 210, and a second locking nut 223 is in threaded connection with the supporting screw 222; the support screw 222 supports the crank on both sides. Through the first kidney-shaped groove 221a that sets up, can fix two supporting shoes 221, can adjust the position of supporting shoe 221 simultaneously, adjust the distance between two supporting shoes 221, conveniently carry on spacingly to the not unidimensional crankshaft workpiece.
A mounting seat 231 is formed by extending one side of the limiting plate 230 close to the workbench 210 to two sides, a second through-going kidney-shaped groove 231a is formed in the mounting seat 231, the second kidney-shaped groove 231a is horizontally arranged, and the length direction of the second kidney-shaped groove is vertical to the length direction of the crankshaft workpiece; the mount 231 is connected to the table 210 through a second kidney-shaped groove 231 a. That is, the limiting plate 230 can move in the horizontal direction, so that the position of the adjuster is adjusted to better limit the crankshaft workpiece.
The upper side of the limiting plate 230 is provided with a U-shaped groove 232, the vertical side wall of the U-shaped groove 232 is provided with a guide rod 233, the upper end of the guide rod 233 is provided with an inclined surface 233a, the inclined surfaces 233a of the two guide rods 233 are close to each other, the distance between the two inclined surfaces 233a is larger at the end far away from the workbench 210, and the distance between the two inclined surfaces 233a is smaller at the end close to the workbench 210. Through the guide rod 233 arranged in the U-shaped groove 232, a V-shaped feeding hole can be formed at the upper end, and the crankshaft workpiece is convenient to install.
The positioning assembly 250 is detachably mounted on a second mounting plate 251 on the upper side of the worktable 210, a first cylinder 252 is connected to the second mounting plate 251, the piston end of the first cylinder 252 can extend or contract, and the piston end of the first cylinder 252 is aligned with the U-shaped groove 232 of the limiting plate 230. The crankshaft is positioned by the extension and contraction of the first oil cylinder 252. The position of the first oil cylinder 252 can be adjusted through the arranged second mounting plate 251, the distance between the first oil cylinder and the limiting plate 230 is adjusted, and crankshaft workpieces with different lengths are positioned.
The pressing assembly 260 comprises a second oil cylinder 261, a pressing plate 262 is connected to a piston end of the second oil cylinder 261, the second oil cylinder 261 can drive the pressing plate 262 to rotate and lift, the pressing plate 262 can rotate to the upper side of the first supporting plate 240 or rotate away from the first supporting plate 240, and a crankshaft workpiece on the upper side of the first supporting plate 240 can be pressed tightly. Through the second oil cylinder 261 that sets up, can compress tightly the crankshaft workpiece in time, can punch the crankshaft workpiece after compressing tightly.
Preferably, the second supporting plate 270 is disposed on the upper side of the working table 210, and the second supporting plate 270 is located on a side of the first supporting plate 240 relatively far away from the limiting plate 230. In use, the crankshaft workpiece partially abuts against the first support plate 240, partially abuts against the second support plate 270, and the upper side is pressed by the pressing assembly 260. The crankshaft workpiece is protected to a certain extent.
When the crankshaft workpiece punching machine is used, a crankshaft workpiece is placed on the upper side of the supporting component 220, one end of the crankshaft workpiece is abutted to the U-shaped groove 232, the other end of the crankshaft workpiece is abutted to the first supporting plate 240 and the second supporting plate 270, the piston rod of the controller of the first oil cylinder 252 pushes the crankshaft workpiece forwards, a crank on the crankshaft workpiece is abutted to the side wall of the first supporting plate 240, then the second oil cylinder 261 controls the pressing plate 262 to rotate to press, hold and fix the crankshaft workpiece, the crankshaft workpiece is fixed, and the crankshaft workpiece can be punched after the crankshaft workpiece is fixed.
Through the supporting component 220, limiting plate 230, first backup pad 240, second backup pad 270, locating component 250 that set up and compress tightly subassembly 260, when punching the bent axle work piece, can realize automatic positioning, the centre gripping to the bent axle work piece, avoided operating personnel to fix a position the bent axle fixedly, very big has made things convenient for the work of punching the bent axle work piece. At the same time, punching efficiency is provided.
The primary and/or secondary perforating apparatus 400 includes a lower moving plate 410, a drilling machine 420 is installed on the upper side of the lower moving plate 410; a third guide rail 430 is arranged on the upper side of the frame 100, and the lower side of the lower moving plate 410 is connected with the third guide rail 430 and can slide along the length direction of the third guide rail 430; the length direction of the third guide rail 430 is vertical to the conveying direction of the crankshaft; the frame 100 is provided with a driving member 440 for controlling the movement of the lower moving plate 410. The driving member 440 may be a cylinder, or other driving member 440 capable of moving linearly, but is not limited thereto.
The workpiece transfer device 500 comprises a vertical lifting plate 510, and a first clamping assembly 511, a second clamping assembly 512 and a third clamping assembly 513 are sequentially arranged on the vertical lifting plate 510 along the conveying direction of the crankshaft workpiece; the first clamping assembly 511, the second clamping assembly 512 and the third clamping assembly 513 can transfer the crankshaft workpieces on the feeding conveyor 300a, the first tool clamp 200a and the second tool clamp 200b to the first tool clamp 200a, the second tool clamp 200b and the discharging conveyor 300b respectively. The rack 100 is provided with a mounting rack 520, the mounting rack 520 is provided with a horizontal moving assembly 530, a horizontal moving plate 540 is arranged at the moving end of the horizontal moving assembly 530, a vertical lifting assembly 550 is arranged on the horizontal moving plate 540, and the vertical lifting assembly 550 drives the vertical lifting plate 510 to lift along the vertical direction.
Specifically, the first clamping assembly 511, the second clamping assembly 512, and/or the third clamping assembly 513 include pneumatic jaws that are removably coupled to the vertical lift plate 510. During operation, the three pneumatic clamping jaws are controlled to move along the conveying direction through the horizontal moving assembly 530 and the vertical lifting assembly 550, crankshaft workpieces on the feeding conveying device 300a, the first tool clamp 200a and the second tool clamp 200b are clamped in the moving process, and the clamped workpieces are transferred to the first tool clamp 200a, the second tool clamp 200b and the discharging conveying device 300b to finish one-time clamping and feeding.
The horizontal moving assembly 530 comprises a first screw rod 531 arranged along the conveying direction of the crankshaft workpiece, two ends of the first screw rod 531 are rotatably connected to the mounting frame 520, first sliding rails 532 are respectively arranged on the mounting frame 520 and positioned on the upper side and the lower side of the first screw rod 531, one side of the horizontal moving plate 540 is respectively connected with the first sliding rails 532 in a sliding manner and is in threaded connection with the first screw rod 531; a first servo motor 533 is arranged at one end of the first lead screw 531 on the mounting frame 520; the first servo motor 533 is connected to the first lead screw 531.
The vertical lifting assembly 550 comprises a second screw rod 551 rotationally connected to the horizontal moving plate 540, the second screw rod 551 is vertically arranged, one side of the vertical lifting plate 510 close to the horizontal moving plate 540 is fixedly provided with a vertical driving block 552, and the vertical driving block 552 is sleeved on the second screw rod 551 and is in threaded connection with the second screw rod 551; the horizontal moving plate 540 is provided with a second servo motor 553 for controlling the rotation of the second lead screw 551. The two sides of the second screw rod 551 are respectively provided with a second guide rail 554, one side of the vertical lifting plate 510 close to the horizontal moving plate 540 is provided with a guide block 555, and the guide block 555 is connected to the second guide rail 554 in a sliding manner.
When the punching device is used, an operator places a crankshaft workpiece to be machined on the feeding conveying device 300a for conveying, when the crankshaft workpiece is conveyed to one end close to the rack 100, the workpiece is clamped through the first clamping assembly 511, the crankshaft workpiece on the feeding conveying device 300a is placed on the first tool clamp 200a after clamping, the crankshaft workpiece is positioned and compressed through the first tool clamp 200a, and the crankshaft workpiece is punched through the punching device 400 once after compression. After the punching is completed, the first tool clamp 200a cancels the compression of the crankshaft workpiece. The first clamping assembly 511 clamps the crankshaft workpiece from the feeding conveying device 300a again to perform primary punching, meanwhile, the second clamping assembly 512 clamps the crankshaft workpiece on the first tooling fixture 200a to the second tooling fixture 200b to perform secondary punching, after the punching is completed, the first clamping assembly 511, the second clamping assembly 512 and the third clamping assembly 513 respectively clamp the crankshaft workpiece from the feeding conveying device 300a, the first tooling fixture 200a and the second tooling fixture 200b to sequentially convey the crankshaft workpiece backwards, and the clamped crankshaft workpiece is simultaneously placed on the first tooling fixture 200a, the second tooling fixture 200b and the blanking conveying device 300 b.
The invention provides a full-automatic drilling machine 420, which can realize full automation of feeding, clamping, punching and blanking through a first tool clamp 200a, a second tool clamp 200b, a feeding conveying device 300a, a blanking conveying device 300b, a primary punching device 400, a secondary punching device and a workpiece transfer device 500 which are arranged on a rack 100. The operator only needs to place the work piece on material loading conveyer 300a and carry out the conveying, can accomplish the whole process of material loading, clamp tightly, punch, unloading automatically, very big saving the human cost, improved machining efficiency simultaneously.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a full-automatic drilling machine which characterized in that: the crankshaft workpiece clamping device comprises a rack (100), wherein a first tool clamp (200a) and a second tool clamp (200b) for clamping a crankshaft workpiece are arranged on the upper side of the rack (100);
a feeding conveying device (300a) and a discharging conveying device (300b) are respectively arranged on two sides of the rack (100);
the rack (100) is provided with a primary punching device (400) for drilling a crankshaft workpiece on the first tool clamp (200a) and a secondary punching device for drilling a crankshaft workpiece on the second tool clamp (200b) for the second time;
a workpiece transfer device (500) is arranged on the rack (100), the workpiece transfer device (500) comprises a vertical lifting plate (510), and a first clamping assembly (511), a second clamping assembly (512) and a third clamping assembly (513) are sequentially arranged on the vertical lifting plate (510) along the conveying direction of the crankshaft workpiece; the first clamping assembly (511), the second clamping assembly (512) and the third clamping assembly (513) can respectively transfer crankshaft workpieces on the feeding conveying device (300a), the first tool fixture (200a) and the second tool fixture (200b) to the first tool fixture (200a), the second tool fixture (200b) and the blanking conveying device (300 b);
be provided with mounting bracket (520) on frame (100), be provided with horizontal migration subassembly (530) on mounting bracket (520), the removal of horizontal migration subassembly (530) is served and is provided with horizontal migration board (540), be provided with vertical lifting unit (550) on horizontal migration board (540), vertical lifting unit (550) drive vertical lifting board (510) are gone up and down along vertical direction.
2. A full automatic drilling machine (420) according to claim 1, characterized in that: the horizontal moving assembly (530) comprises a first screw rod (531) arranged along the conveying direction of the crankshaft workpiece, two ends of the first screw rod (531) are rotatably connected to the mounting frame (520), first sliding rails (532) are respectively arranged on the mounting frame (520) and positioned on the upper side and the lower side of the first screw rod (531), one side of the horizontal moving plate (540) is respectively connected with the first sliding rails (532) in a sliding manner and is in threaded connection with the first screw rod (531);
a first servo motor (533) is arranged at one end, located on the first screw rod (531), of the mounting frame (520); the first servo motor (533) is connected with the first screw rod (531).
3. A full automatic drilling machine (420) according to claim 1, characterized in that: the vertical lifting assembly (550) comprises a second screw rod (551) rotatably connected to the horizontal moving plate (540), the second screw rod (551) is vertically arranged, one side, close to the horizontal moving plate (540), of the vertical lifting plate (510) is fixedly provided with a vertical driving block (552), and the vertical driving block (552) is sleeved on the second screw rod (551) and is in threaded connection with the second screw rod (551); a second servo motor (553) for controlling the second screw rod (551) to rotate is arranged on the horizontal moving plate (540);
two sides of the second screw rod (551) are respectively provided with a second guide rail (554), one side of the vertical lifting plate (510) close to the horizontal moving plate (540) is provided with a guide block (555), and the guide block (555) is connected to the second guide rail (554) in a sliding manner.
4. The fully automatic drilling machine according to claim 1, characterized in that: the first tool clamp (200a) and the second tool clamp (200b) comprise a workbench (210) detachably connected to the frame (100),
a support component (220) for supporting a crank is arranged on the workbench (210), a limiting plate (230) is arranged on one side of the support component (220), the limiting plate (230) is U-shaped, a first supporting plate (240) is arranged on the other side of the support component (220), and the limiting plate (230) and the first supporting plate (240) respectively limit and support a main journal or a connecting rod journal;
a positioning component (250) for pushing a crankshaft workpiece is arranged on the workbench (210) and positioned on one side surface of the limiting plate (230) far away from the supporting component (220), and the positioning component (250) controls the crank to move towards one side close to the first supporting plate (240) and is attached to the side wall of the first supporting plate (240);
the workbench (210) is provided with a pressing component (260) for clamping the crankshaft workpiece part on the upper side of the first supporting plate (240);
the upper side of the workbench (210) is provided with a second supporting plate (270), and the second supporting plate (270) is positioned on one side, relatively far away from the limiting plate (230), of the first supporting plate (240).
5. The fully automatic drilling machine according to claim 4, characterized in that: the supporting assembly (220) comprises supporting blocks (221) which are arranged at intervals along the horizontal direction, first kidney-shaped grooves (221a) are formed in the supporting blocks (221), the first kidney-shaped grooves (221a) are horizontally arranged, and the supporting blocks (221) are connected with the first supporting plate (240) through the first kidney-shaped grooves (221 a); a supporting screw (222) is in threaded connection with one side, far away from the workbench (210), of the supporting block (221), and a second locking nut (223) is in threaded connection with the supporting screw (222); the support screw (222) supports both sides of the crank.
6. A fully automatic drilling machine (420) according to claim 4, characterized in that: one side, close to the workbench (210), of the limiting plate (230) extends towards two sides to form a mounting seat (231), a second through-going kidney-shaped groove (231a) is formed in the mounting seat (231), the second kidney-shaped groove (231a) is horizontally arranged, and the length direction of the second kidney-shaped groove is perpendicular to the length direction of the crankshaft workpiece; the mounting seat (231) is connected with the workbench (210) through the second kidney-shaped groove (231 a); u-shaped groove (232) have been seted up to limiting plate (230) upside, be formed with guide bar (233) on the vertical lateral wall in U-shaped groove (232), the upper end of guide bar (233) is provided with inclined plane (233a), and inclined plane (233a) on two guide bar (233) are close to each other, and the distance is great in the one end of keeping away from workstation (210) between two inclined plane (233a), and the one end of being close to workstation (210) is less.
7. The fully automatic drilling machine according to claim 4, characterized in that: the positioning assembly (250) is detachably mounted on a vertical lifting plate (510) on the upper side of the workbench (210), a first oil cylinder (252) is connected to the vertical lifting plate (510), the piston end of the first oil cylinder (252) can extend or shorten, and the piston end position of the first oil cylinder (252) is aligned with the U-shaped groove (232) of the limiting plate (230);
compress tightly subassembly (260) and include second hydro-cylinder (261), piston end on second hydro-cylinder (261) is connected with pressure strip (262), second hydro-cylinder (261) can drive pressure strip (262) are rotatory and go up and down, pressure strip (262) can rotate extremely first backup pad (240) upside or rotate and leave first backup pad (240), and can be right the bent axle work piece of first backup pad (240) upside compresses tightly.
8. The fully automatic drilling machine according to claim 1, characterized in that: the first clamping assembly (511), the second clamping assembly (512) and/or the third clamping assembly (513) comprise pneumatic clamping jaws which are detachably connected to the vertical lifting plate (510).
9. The fully automatic drilling machine according to claim 1, characterized in that: the primary punching device (400) and/or the secondary punching device comprises a lower moving plate (410), and a drilling machine (420) is installed on the upper side of the lower moving plate (410);
a third guide rail (430) is arranged on the upper side of the frame (100), and the lower side of the lower moving plate (410) is connected with the third guide rail (430) and can slide along the length direction of the third guide rail (430); the length direction of the third guide rail (430) is vertical to the crankshaft conveying direction;
and a driving piece (440) for controlling the lower moving plate (410) to move is arranged on the frame (100).
10. The fully automatic drilling machine according to claim 1, characterized in that: the feeding conveyor (300a) and/or the blanking conveyor (300b) comprise
The conveying device comprises a conveying frame (310), wherein chain wheels (320) are respectively and rotatably arranged at two ends of the conveying frame (310) in the length direction, and chains (330) are connected to the chain wheels (320) in a transmission manner; first mounting plates (340) are arranged on two sides of the chain (330) at intervals along the transmission direction, the first mounting plates (340) are symmetrically arranged on two sides of the transmission direction of the chain (330), a first fixing plate (360) is connected between the two symmetrical first mounting plates (340), and a transmission frame (350) for fixing a workpiece is detachably arranged on the upper side of the first fixing plate (360); the transmission frame (350) comprises a bottom plate (351), the bottom plate (351) is connected with the first fixing plate (360), one side of the bottom plate (351) far away from the first fixing plate (360) is provided with a third supporting plate (352), and the other end of the bottom plate is provided with a first supporting column (353) and a second supporting column (354) at intervals; a first limit groove (352a) is formed in the third supporting plate (352); a second limiting groove (355) is formed between the first supporting column (353) and the second supporting column (354), and third limiting grooves (353a) are respectively formed in the sides, close to each other, of the first supporting column (353) and the second supporting column (354); the first limiting groove (352a), the second limiting groove (355) and the third limiting groove (353a) can limit the workpiece.
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|---|---|---|---|
| CN202111445223.5A CN113953551B (en) | 2021-11-30 | 2021-11-30 | Full-automatic drilling machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111445223.5A CN113953551B (en) | 2021-11-30 | 2021-11-30 | Full-automatic drilling machine |
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| CN113953551A true CN113953551A (en) | 2022-01-21 |
| CN113953551B CN113953551B (en) | 2023-04-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117505929A (en) * | 2024-01-04 | 2024-02-06 | 佛山市艾镁尔家具有限公司 | Automatic drilling machine for machining steel pipes of chair frames |
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| CN117505929B (en) * | 2024-01-04 | 2024-04-02 | 佛山市艾镁尔家具有限公司 | Automatic drilling machine for machining steel pipes of chair frames |
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|---|---|
| CN113953551B (en) | 2023-04-07 |
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