CN111152060A - Numerical control full-automatic machining center for precise hardware - Google Patents
Numerical control full-automatic machining center for precise hardware Download PDFInfo
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- CN111152060A CN111152060A CN201911336357.6A CN201911336357A CN111152060A CN 111152060 A CN111152060 A CN 111152060A CN 201911336357 A CN201911336357 A CN 201911336357A CN 111152060 A CN111152060 A CN 111152060A
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- 238000003825 pressing Methods 0.000 claims abstract description 53
- 239000011521 glass Substances 0.000 claims description 40
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 238000003754 machining Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 18
- 230000000694 effects Effects 0.000 description 8
- 238000005553 drilling Methods 0.000 description 7
- 210000000078 claw Anatomy 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 238000005056 compaction Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Classifications
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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
-
- 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
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/005—Devices for removing chips by blowing
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
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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
- B23Q7/04—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 by means of grippers
- B23Q7/048—Multiple gripper units
Abstract
The invention provides a numerical control full-automatic machining center of precise hardware, which comprises: a feeding manipulator; the hardware feeding box is placed on the feeding table; the hardware jig comprises a bottom plate, a transverse guide rail transversely arranged along the bottom plate is arranged on the bottom plate, a pressing device is installed on the transverse guide rail, the front end of the pressing device is provided with a positioning and clamping device, the positioning and clamping device comprises a rack installed on the bottom plate, a platen is installed at the top of the rack, and a plurality of hardware clamping slots are formed in the platen. The numerical control full-automatic machining center of the precise hardware has high automation degree, can realize one-time feeding, transferring, positioning, clamping and compacting of a plurality of hardware, and has high machining efficiency and high precision.
Description
Technical Field
The invention relates to a machining center, in particular to a numerical control full-automatic machining center for precise hardware.
Background
The plug terminal is used as a precise hardware, and multiple steps such as stamping, cutting, perforating, fine grinding and the like are required in the actual production process. In the prior art, a hardware processing center consisting of a manipulator can be used for replacing hands to transfer workpieces. Specifically, a workpiece on the material table is grabbed to a set hardware machining station according to a fixed program, the workpiece is clamped, and one or more hardware machining processes are completed. The finished workpiece is then transferred to a product container.
However, the existing hardware machining center mainly has the following defects:
1) the single processing quantity is small, and the production efficiency of enterprises is low;
2) the clamping precision of the manipulator is low, so that the workpiece is easy to dislocate with a processing area of a hardware processing station in the processing process, the yield of product processing is low, and the production cost is increased;
3) the plug terminal hardware is small in size, so that the positioning and clamping difficulty is high, and particularly, the one-time positioning and clamping of a plurality of plug terminals is realized, so that the difficulty is high;
4) the plug terminal is generally clamped left and right firstly and then clamped front and back in the clamping process, but the force applied in the clamping process cannot be completely uniform, the plug terminal is used as a metal piece and has certain elasticity, and particularly, in the front and back clamping process, the middle of the plug terminal can slightly protrude upwards, so that the deviation of a processing position can be caused.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a numerical control full-automatic machining center for precise hardware, which can realize one-time feeding, transferring, positioning, clamping and compacting of a plurality of hardware and has high machining efficiency and high precision.
In order to realize the technical scheme, the invention provides a numerical control full-automatic machining center of precise hardware, which comprises: the feeding manipulator comprises a base, a mechanical rotating arm is arranged on the base, the front end of the mechanical rotating arm is provided with a mechanical clamping hand which comprises a frame, the rear end of the frame is provided with a butt-joint rotating shaft, the frame is connected with the mechanical rotating arm through the butt-joint rotating shaft, two rows of symmetrically arranged fixed clamping jaw blocks are respectively arranged at the upper end and the lower end of the rack, a cylinder mounting seat fixed on the rack is arranged at one side of the fixed clamping jaw blocks on the rack, a cylinder is arranged in each cylinder mounting seat, a return spring is sleeved on a telescopic shaft of the cylinder, an air inlet main pipe is fixed on the rack along the transverse direction of the rack, the cylinders in the cylinder mounting seats are connected with the air inlet main pipe through air inlet branch pipes, a movable clamping jaw block matched with the fixed clamping jaw block is mounted on a telescopic shaft of the cylinder, and a hardware gripper is formed between the movable clamping jaw block and the fixed clamping jaw block; the hardware feeding box is placed on the feeding table; the hardware jig comprises a bottom plate, wherein transverse guide rails transversely arranged along the bottom plate are arranged on the bottom plate, a pressing device is arranged on the transverse guide rails and comprises transverse sliding blocks arranged on the transverse guide rails, a movable seat is fixed on the transverse sliding blocks, a transverse driving cylinder is arranged behind the movable seat, a telescopic shaft of the transverse driving cylinder is connected with the movable seat, a longitudinal sliding rail arranged in the vertical direction is arranged on the front side of the movable seat, a longitudinal sliding block is arranged on the longitudinal sliding rail, a pressing plate is fixed on the longitudinal sliding block, the longitudinal driving cylinder is vertically arranged on the bottom plate, the telescopic shaft of the longitudinal driving cylinder is connected with the pressing plate, and a plurality of pressing blocks protruding downwards are uniformly arranged on the pressing plate; the front end of the pressing device is provided with a positioning and clamping device, the positioning and clamping device comprises a frame arranged on a bottom plate, the top of the frame is provided with a bedplate, a plurality of hardware clamping slots are arranged on the bedplate, each hardware clamping slot in the pressing device comprises a fixed seat arranged on the bedplate, a movable wedge block is arranged opposite to the fixed seat, a transverse clamping block which is arranged opposite to the fixed seat is fixed at the front end of the movable wedge block, a transverse pressing cylinder is arranged on the bottom plate, a telescopic shaft is arranged vertically upwards, the telescopic shaft of the transverse pressing cylinder is fixedly connected with the bottom of the movable wedge block, a hardware clamping groove is formed between the transverse clamping block and the fixed seat, the left end in hardware clamp groove is provided with the locating piece, the right-hand member in hardware clamp groove is provided with vertical die clamping cylinder, vertical die clamping cylinder's telescopic shaft is just to hardware clamp groove setting.
In above-mentioned technical scheme, during concrete work, the plug terminal hardware that needs to process is at first placed in the hardware material loading box of material loading platform, then once only snatchs a plurality of hardware in with the hardware material loading box through material loading manipulator, and specific process of snatching is: the utility model discloses a hardware, including the air inlet manifold, the telescopic shaft of cylinder is before not ventilating, make movable clamping jaw piece bounce backward, movable clamping jaw piece opens for fixed clamping jaw piece, then move the top of mechanical tong to hardware through mechanical rocking arm, then the air inlet manifold admits air, make the cylinder overcome the reset spring shrink, movable clamping jaw piece moves to fixed clamping jaw piece direction, press from both sides the hardware tight, because, be provided with the same hardware grabs of a plurality of structures in the frame simultaneously, consequently, can realize once only snatching of a plurality of hardware. After the grabhook of frame one end snatchs and finishes, through mechanical rocking arm control butt joint pivot drive frame upset 180, install the grabhook in the other one end of frame again and can snatch, can improve the efficiency of snatching of tongs to the hardware by a wide margin, after mechanical tong both ends all pressed from both sides full hardware, shift mechanical tong to the hardware clamping groove position top of positioning and clamping device in the hardware tool through mechanical rocking arm, then the main air inlet pipe stops admitting air, the telescopic shaft of cylinder is under reset spring's spring action, make the activity clamping jaw piece bounce backward, the activity clamping jaw piece opens for the fixed clamping jaw piece, carry out automatic discharge, once only place in positioning and clamping device's hardware clamping groove with pressing from both sides a plurality of hardware of getting, then positioning and clamping device moves and presss from both sides the hardware in the hardware clamping groove tightly, concrete clamping process does: transversely compress tightly cylinder jack-up activity voussoir for reserve out the hardware between horizontal clamp splice and the fixing base and put the space, the manipulator puts the hardware behind the hardware is put the space, transversely compress tightly cylinder drive activity voussoir and move down, horizontal clamp splice is at the in-process that moves down, and form the cooperation between the fixing base, transversely compress tightly the hardware, then vertical die clamping cylinder action, compress tightly the right-hand member of hardware to locating piece one end, realize vertically compressing tightly the hardware through the cooperation between locating piece and the vertical die clamping cylinder. The hardware clamping grooves can simultaneously perform multiple actions, so that the hardware can be positioned and clamped at one time, and the clamping precision and the clamping efficiency are high; then drive horizontal slider through the horizontal actuating cylinder drive among the closing device and drive the sliding seat and move forward along transverse guide and target in place for clamp plate and briquetting are located the hardware and press from both sides directly over the groove, then vertically drive actuating cylinder drive clamp plate and press from both sides the quick downstream along longitudinal slide rail, make a plurality of briquettings of installing on the clamp plate compress tightly the hardware of a plurality of hardware clamp inslots simultaneously. After the pressing operation is completed, the vertical driving cylinder drives the pressing plate to reset, and meanwhile, the horizontal driving cylinder drives the movable seat to reset. Then carry out drilling operation to the hardware of hardware clamp inslot through the digit control machine tool, after the drilling was accomplished, positioning and clamping device loosened the hardware, and the material loading manipulator takes out the hardware that has processed from positioning and clamping device to retransfer to the material loading bench, accomplish whole operation process.
Preferably, the outer cover is installed in the outside of hardware jig, be provided with automatic window on the outer cover. Through setting up the dustcoat, can realize accomplishing the material loading process in the feeding manipulator enters into the dustcoat through setting up automatic window on the dustcoat to hardware and hardware tool's protection.
Preferably, the automatic window comprises a glass window slide rail longitudinally arranged along the outer cover, the glass window is fit on the glass window slide rail through a slide block, the glass driving cylinder is installed on the outer cover, and the telescopic shaft of the glass driving cylinder is fixedly connected with one end of the glass window. When the material loading is needed, the glass driving cylinder drives the glass window to move upwards along the glass window sliding rail, the glass window is opened, and the material loading manipulator moves the hardware to the hardware jig. After the material loading was accomplished, material loading manipulator removed to the dustcoat outside, and glass drives actuating cylinder drive glass window and closes, and the lathe processes the drilling to the hardware, can prevent the sweeps departure dustcoat that produces among the drilling process, is favorable to ensureing production safety and environmental protection.
Preferably, a plurality of nozzles which are distributed side by side at intervals are arranged at the front end of the pressing plate and are communicated through an air inlet pipe. Because the metal scraps can be generated in the process of opening the holes in the hardware, the metal scraps on the periphery of the hardware clamping groove can be removed through the spray head arranged at the front end of the pressing plate.
Preferably, one side of longitudinal slide rail is provided with first support and second support from top to bottom side by side at the interval, install the first inductor that targets in place on the first support, install the second inductor that targets in place on the second support, whether move the position that the inductor can monitor the clamp plate through first inductor that targets in place and second and target in place the third support is installed to one side of transverse guide, install the third inductor that targets in place on the third support, whether move the position that can monitor the sliding seat through the third inductor that targets in place.
Preferably, the upper end and the lower extreme of frame all install one along transversely fixing at the frame on air inlet manifold, install between the cylinder in the cylinder mount pad of upper end and the upper end air inlet manifold through admitting air and be connected by a pipe, install between the cylinder in the cylinder mount pad of lower extreme and the lower extreme air inlet manifold through admitting air and be connected by a pipe. The independent control of the upper end gripper and the lower end gripper can be realized, and the hardware can be conveniently grabbed in batches.
Preferably, the vertical clamping cylinder comprises a cylinder seat, the cylinder seat is fixed on the platen, the spring ejecting shaft is installed in the cylinder seat and is arranged right opposite to the hardware clamping groove, when gas is not introduced into the cylinder seat, the spring ejecting shaft is recovered, and when gas is introduced into the cylinder seat, the spring ejecting shaft extends outwards to prop against the tail end of the hardware.
Preferably, the activity voussoir is big-end-up's triangle voussoir, horizontal clamp splice is fixed at the top of activity voussoir, when the triangle voussoir tops up, horizontal clamp splice makes progress, this moment and reserve out great hardware between the fixing base and put the space, the hardware can be put in the double-layered inslot of hardware, when horizontal compressing tightly cylinder drive triangle voussoir lapse, horizontal clamp splice lapse, because the tip volume is bigger under triangle voussoir upper end ratio, consequently horizontal clamp splice can promote the hardware in the double-layered inslot and move to the right at the in-process of lapse, and form the cooperation between the fixing base, with the horizontal clamp of hardware.
Preferably, six hardware clamping groove positions are arranged on the bedplate and are arranged in two rows, and three hardware clamping groove positions are arranged in each row at a transverse interval, so that six hardware can be clamped at one time.
The numerical control full-automatic machining center for the precise hardware has the beneficial effects that:
1) the numerical control full-automatic machining center of the precise hardware has high automation degree, can realize one-time feeding, transferring, positioning, clamping and compacting of a plurality of hardware, and has high machining efficiency and high precision.
2) This numerical control full automatization machine machining center of accurate hardware snatchs when can realizing a plurality of plug terminal hardware through the structural design to material loading manipulator to realize automatic shifting and unload, can improve the efficiency that plug terminal hardware snatchs, shifts and unloads by a wide margin.
3) The numerical control full-automatic machining center of the precise hardware can realize automatic positioning, clamping and compacting of the hardware through the structural design of a hardware jig, when the precise machining center works, when a plurality of hardware are simultaneously placed in a plurality of hardware clamping grooves of a positioning and clamping device through a feeding manipulator, the plurality of hardware clamping grooves can simultaneously perform a plurality of actions, so that one-time positioning and clamping of the plurality of hardware is realized, the clamping precision is high, the clamping efficiency is high, a transverse driving cylinder in a compressing device can drive a transverse sliding block to drive a movable seat to move forwards along a transverse guide rail in place, a pressing plate and a pressing block are positioned right above the hardware clamping grooves, then the pressing plate is driven by a longitudinal driving cylinder to rapidly move downwards along a longitudinal slide rail, so that a plurality of pressing blocks arranged on the pressing plate can simultaneously compress the hardware in the plurality of hardware clamping grooves, thereby realizing automatic compacting of the hardware, the compaction efficiency is high and effectual.
Drawings
FIG. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view ii of the present invention.
Fig. 3 is a schematic mounting diagram of a three-dimensional structure of the feeding table, the feeding manipulator and the hardware jig.
Fig. 4 is a partial structural connection schematic diagram of the feeding manipulator in the invention.
Fig. 5 is a schematic perspective view of a feeding manipulator in the present invention.
Fig. 6 is an exploded perspective view of the loading robot of the present invention.
Fig. 7 is an enlarged schematic view of a part of the structure of the feeding manipulator in the invention.
Fig. 8 is a schematic perspective view of a hardware fixture according to the present invention.
Fig. 9 is an exploded perspective view of the hardware jig of the present invention.
Fig. 10 is a schematic perspective view of the pressing device of the present invention.
Fig. 11 is a schematic perspective view ii of the pressing device of the present invention.
Fig. 12 is a schematic perspective view of the positioning and clamping device of the present invention.
Fig. 13 is an exploded perspective view of the positioning and clamping device of the present invention.
Fig. 14 is an enlarged view of a part of the positioning and clamping device of the present invention.
In the figure: 1. a housing; 2. a feeding table; 21. placing a platform; 22. feeding a material box; 3. a feeding manipulator; 31. a base; 32. a mechanical rotating arm; 33. a mechanical gripper; 331. a frame; 332. butting the rotating shafts; 333. an intake manifold; 334. air inlet branch pipes; 335. fixing the clamping jaw block; 336. a movable jaw block; 337. a cylinder; 338. a return spring; 339. a cylinder mounting seat; 4. an automatic window; 41. a glazing slide rail; 42. a glass window; 43. a glass driving cylinder; 5. hardware jigs; 51. a base plate; 52. a transverse guide rail; 53. a pressing device; 531. a transverse slide block; 532. a transverse driving cylinder; 533. a longitudinal slide block; 534. a movable seat; 535. a longitudinal slide rail; 536. a longitudinal driving cylinder; 537. pressing a plate; 538. briquetting; 539. an air inlet pipe; 5310. a spray head; 5311. a first bracket; 5312. a second bracket; 5313. a third support; 54. positioning and clamping devices; 541. a frame; 542. a platen; 543. a transverse compaction cylinder; 544. a fixed seat; 545. a movable wedge block; 546. a transverse clamping block; 547. a longitudinal clamping cylinder; 5471. a cylinder block; 5472. a spring top shaft; 548. positioning blocks; 100. hardware.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of the present invention.
Example (b): a numerical control full-automatic machining center for precise hardware.
Referring to fig. 1 to 14, a numerically controlled full-automatic machining center for precision hardware includes:
feeding manipulator 3, feeding manipulator 3 includes base 31, installs mechanical rocking arm 32 on the base 31, mechanical tong 33 is installed to the front end of mechanical rocking arm 32, and wherein mechanical rocking arm 32 is the KR210 type rocking arm of library card, mechanical tong 33 includes frame 331, the frame 331 rear end is provided with butt joint pivot 332, and frame 331 is connected with the arm through butt joint pivot 332, is convenient for the whole of frame 331 to rotate, two rows of fixed jaw piece 335 that the symmetry set up are all installed to the upper end and the lower extreme of frame 331, are provided with three fixed jaw piece 335 on every row, can realize once only snatching six hardware, and one side that lies in fixed jaw piece 335 on frame 331 is provided with the cylinder mount 339 who fixes on frame 331, all installs the cylinder 337 in every cylinder mount 339, has cup jointed reset spring 338 on the telescopic shaft of cylinder 337, and intake manifold 333 is fixed on frame 331 along the horizontal of frame 331, cylinder 337 in the cylinder mount 337 is connected with air intake manifold 333 through the branch pipe 334 that admits air, install on the telescopic shaft of cylinder 337 with fixed clamp claw piece 335 assorted activity clamp claw piece 336, form the hardware gripper between activity clamp claw piece 336 and the fixed clamp claw piece 335. In addition, the upper end and the lower end of the rack 331 are respectively provided with an air inlet main pipe 333 which is transversely fixed on the rack, the air cylinder 337 arranged in the upper end air cylinder mounting seat 339 is connected with the upper end air inlet main pipe 333 through an air inlet branch pipe 334, and the air cylinder 337 arranged in the lower end air cylinder mounting seat 339 is connected with the lower end air inlet main pipe 333 through an air inlet branch pipe 334, so that the upper end gripper and the lower end gripper can be independently controlled, and the hardware 100 can be gripped in batches conveniently.
The hardware feeding box 22 is placed on the placing table 21 of the feeding table 2, and the plug terminal hardware 100 to be processed is firstly placed in the hardware feeding box 22 of the feeding table 2.
The two hardware jigs 5 are symmetrically arranged at the left side and the right side of the feeding manipulator 3, the two hardware jigs 5 are symmetrically arranged, so that the overall efficiency of the machining center can be effectively improved, the hardware jig 5 comprises a bottom plate 51, a transverse guide rail 52 transversely arranged along the bottom plate 51 is arranged on the bottom plate 51, the transverse guide rail 52 is provided with a pressing device 53, the pressing device 53 comprises a transverse sliding block 531 arranged on the transverse guide rail 52, a movable seat 534 is fixed on the transverse sliding block 531, a transverse driving cylinder 532 is arranged behind the movable seat 534, and the telescopic shaft of the transverse driving cylinder 532 is connected with the movable seat 534, the transverse driving cylinder 532 can push the movable seat 534 to move along the transverse guide rail 52, and a third bracket 5313 is installed at one side of the transverse guide rail 52, a third in-place sensor is installed on the third bracket 5313, and whether the position of the movable seat 534 moves in place can be monitored through the third in-place sensor. The front side of the movable seat 534 is provided with a longitudinal slide rail 535 arranged along the vertical direction, the longitudinal slide rail 535 is installed on the longitudinal slide rail 535, a pressure plate 537 is fixed on the longitudinal slide rail 533, a longitudinal driving cylinder 536 is vertically installed on the bottom plate 51, the telescopic shaft of the longitudinal driving cylinder 536 is connected with the pressure plate 537, six press blocks 538 protruding downwards are uniformly arranged on the pressure plate 537, in actual work, the longitudinal driving cylinder 536 can drive the pressure plate 537 to move downwards rapidly, and the hardware is compacted by the press blocks 538 installed on the pressure plate 537. One side of the longitudinal slide rail 535 is provided with a first bracket 5311 and a second bracket 5312 at intervals up and down, the first bracket 5311 is provided with a first in-place sensor, the second bracket 5312 is provided with a second in-place sensor, and the first in-place sensor and the second in-place sensor can monitor whether the position of the pressure plate 537 is moved in place. The front end of the pressure plate 537 is provided with three spray heads 5310 which are distributed side by side at intervals, and the three spray heads 5310 are communicated through an air inlet pipe 539. Since metal dust is generated during the process of opening the hardware 100, the metal dust around the hardware clamping groove can be removed by the nozzle 5310 installed at the front end of the pressure plate 537.
Install on bottom plate 51 and be located the positioning and clamping device 54 of closing device 53 front end, positioning and clamping device 54 is including installing frame 541 on bottom plate 51, and platen 542 is installed at the frame 541 top, be provided with six hardware clamp trench on platen 542, two rows of settings of six hardware clamp trench branches, every row is provided with three hardware clamp trench along transverse interval, can once only realize pressing from both sides tightly six hardware. Each hardware clamping groove comprises a fixed seat 544 arranged on a bedplate 542, a movable wedge 545 is arranged opposite to the fixed seat 544, a transverse clamping block 546 arranged opposite to the fixed seat 544 is fixed at the front end of the movable wedge 545, a transverse pressing cylinder 543 is installed on a bottom plate 51 and is vertically and upwards arranged, the telescopic shaft of the transverse pressing cylinder 543 is fixedly connected with the bottom of the movable wedge 545, a hardware clamping groove is formed between the transverse clamping block 546 and the fixed seat 544, the movable wedge 545 is a triangular wedge with a large upper part and a small lower part, the transverse clamping block 546 is fixed at the top of the movable wedge 545, when the triangular wedge is pushed up, the transverse clamping block 546 is upwards, a large hardware placing space is reserved between the transverse clamping block 546 and the fixed seat 544 at the moment, the hardware can be placed in the clamping groove of the hardware, and when the triangular wedge is driven to downwards move by the transverse pressing cylinder 543, the transverse clamping block 546 moves downwards, because the triangular wedge has a larger volume at its upper end than at its lower end, the lateral clamp blocks 546, during downward movement, push the hardware in the clamp groove to the right and form a fit with the fixed seat 544 to clamp the hardware laterally. The left end of hardware clamping groove is provided with locating piece 548, the right-hand member of hardware clamping groove is provided with vertical clamping cylinder 547, vertical clamping cylinder 547 includes cylinder block 5471, cylinder block 5471 fixes on platen 542, and spring apical axis 5472 installs in cylinder block 5471 and just sets up to the hardware clamping groove, and when cylinder block 5471 did not let in gas, spring apical axis 5472 retrieved, when letting in gas in cylinder block 5471, spring apical axis 5472 outwards stretches out, withstands the tail end of hardware 100.
Install dustcoat 1 in the outside of hardware and tools 5, be provided with automatic window 4 on dustcoat 1, through setting up dustcoat 1, can realize accomplishing the material loading process to hardware and tools 5's protection, through set up automatic window 4 and be convenient for material loading manipulator 3 and enter into dustcoat 1 on dustcoat 1. The automatic window 4 comprises a glass window slide rail 41 which is longitudinally arranged along the outer cover 1, the glass window 42 is fit on the glass window slide rail 41 through a slide block, the glass driving cylinder 43 is arranged on the outer cover 1, and the telescopic shaft of the glass driving cylinder 43 is fixedly connected with one end of the glass window 42. When the material loading is needed, the glass driving cylinder 43 drives the glass window 42 to move upwards along the glass window slide rail 41, the glass window 42 is opened, and the material loading manipulator 3 moves the hardware 100 to the hardware jig 5. After the material loading is accomplished, material loading manipulator 3 removes to the dustcoat 1 outside, and glass drives actuating cylinder 43 drive glass window 42 and closes, and the lathe is drilled hardware 100, can prevent the sweeps departure dustcoat 1 that the drilling in-process produced, is favorable to ensureing production safety and environmental protection.
For further explanation of the present invention, the working steps of the present invention are specifically explained as follows:
1) firstly, placing the plug terminal hardware 100 to be processed in a hardware feeding box 22 of a feeding table 2;
2) the mechanical rotating arm 32 drives the mechanical clamping hand 33 to move to the hardware feeding box 22, the air inlet manifold 333 is used for air inlet, the air cylinder 337 overcomes the contraction of the reset spring 338, the movable clamping jaw block 336 moves towards the fixed clamping jaw block 335, and the hardware 100 is clamped;
3) after the grabbing of the grabbing claw at one end of the rack is finished, the butt joint rotating shaft is controlled by the mechanical rotating arm to drive the rack to turn over by 180 degrees, and the grabbing claw arranged at the other end of the rack can grab six hardware again;
4) the glass driving cylinder 43 drives the glass window 42 to move upwards along the glass window slide rail 41, and the glass window 42 is opened;
5) the mechanical rotating arm 32 drives the mechanical clamping hand 33 to move to the position above the positioning and clamping device 54 of the hardware jig 5;
6) a transverse pressing cylinder 543 in the positioning and clamping device 54 firstly jacks up the movable wedge 545, so that a hardware placing space is reserved between the transverse clamping block 546 and the fixed seat 544;
7) the air inlet manifold 333 stops supplying air, the telescopic shaft of the air cylinder 337 enables the movable jaw block 336 to be bounced backwards under the elastic force of the return spring 338, the movable jaw block 336 is expanded relative to the fixed jaw block 335, and the hardware 100 is placed between the transverse clamping block 546 and the fixed seat 544 through automatic discharging to reserve a hardware placing space;
8) the mechanical rotating arm 32 drives the mechanical clamping hand 33 to move to the outer side of the outer cover 1, the glass driving cylinder 43 drives the glass window 42 to move downwards along the glass window sliding rail 41, and the glass window 42 is closed;
9) a transverse pressing cylinder 543 in the positioning and clamping device 54 drives the movable wedge 545 to move downwards, and a transverse clamping block 546 is matched with the fixed seat 544 in the downward moving process to transversely press the hardware 100;
10) a longitudinal clamping cylinder 547 in the positioning and clamping device 54 acts to press the right end of the hardware 100 towards one end of the positioning block 548, and the hardware 100 is longitudinally pressed through the matching between the positioning block 548 and the longitudinal clamping cylinder 547;
11) a transverse driving cylinder 532 in the pressing device 53 drives a transverse sliding block 531 to drive a movable seat 534 to move forwards to a proper position along a transverse guide rail 52, so that a pressing plate 537 and a pressing block 538 are positioned right above the hardware clamping groove, and metal scraps on the periphery of the hardware clamping groove are removed through a spray head 5310;
12) a longitudinal driving cylinder 536 in the pressing device 53 drives a pressing plate 537 to rapidly move downwards along a longitudinal sliding rail 535, so that six pressing blocks 538 arranged on the pressing plate 537 simultaneously press the hardware 100 in the six hardware clamping grooves;
13) after the pressing operation is completed, the vertical driving cylinder 536 drives the pressing plate 537 to reset, meanwhile, the horizontal driving cylinder 532 drives the movable seat 534 to reset, then the machining drilling is carried out, after the drilling is completed, the horizontal pressing cylinder 543 jacks up the movable wedge 545, the feeding manipulator 3 takes out the machined hardware 100 and transfers the hardware to the feeding table 2, and the machining process is completed.
14) Repeating steps 1-13.
The numerical control full-automatic machining center of the precise hardware has high automation degree, can realize one-time feeding, transferring, positioning, clamping and compacting of six hardware, and has high machining efficiency and high precision. Through the structural design to material loading manipulator 3, accurate when can realize six plug terminal hardware 100 snatchs to realize automatic shifting and unload, can improve the efficiency that the plug terminal hardware snatchs, shifts and unloads by a wide margin. And through the structural design to hardware jig, six hardware press from both sides the groove and can move many simultaneously in the positioning and clamping device 54, realize that the disposable positioning of six hardware is pressed from both sides tightly, and press from both sides tight precision height, efficient to the hardware in six hardware press from both sides the inslot can carry out disposable compaction simultaneously, and compaction is efficient and effectual.
The above description is only for the preferred embodiment of the present invention, but the present invention should not be limited to the embodiment and the disclosure of the drawings, and therefore, all equivalent or modifications that do not depart from the spirit of the present invention are intended to fall within the scope of the present invention.
Claims (9)
1. The utility model provides a numerical control full automatization machining center of accurate hardware which characterized in that includes:
the feeding mechanical arm comprises a base, a mechanical rotating arm is arranged on the base, a mechanical clamping hand is arranged at the front end of the mechanical rotating arm, the mechanical gripper comprises a frame, the back end of the frame is provided with a butt-joint rotating shaft, the frame is connected with the mechanical rotating arm through the butt-joint rotating shaft, two rows of symmetrically arranged fixed clamping jaw blocks are respectively arranged at the upper end and the lower end of the rack, a cylinder mounting seat fixed on the rack is arranged at one side of the fixed clamping jaw blocks on the rack, a cylinder is arranged in each cylinder mounting seat, a return spring is sleeved on a telescopic shaft of the cylinder, an air inlet main pipe is fixed on the rack along the transverse direction of the rack, the cylinders in the cylinder mounting seats are connected with the air inlet main pipe through air inlet branch pipes, a movable clamping jaw block matched with the fixed clamping jaw block is mounted on a telescopic shaft of the cylinder, and a hardware gripper is formed between the movable clamping jaw block and the fixed clamping jaw block;
the hardware feeding box is placed on the feeding table;
the hardware jig comprises a bottom plate, wherein transverse guide rails transversely arranged along the bottom plate are arranged on the bottom plate, a pressing device is arranged on the transverse guide rails and comprises transverse sliding blocks arranged on the transverse guide rails, a movable seat is fixed on the transverse sliding blocks, a transverse driving cylinder is arranged behind the movable seat, a telescopic shaft of the transverse driving cylinder is connected with the movable seat, a longitudinal sliding rail arranged in the vertical direction is arranged on the front side of the movable seat, a longitudinal sliding block is arranged on the longitudinal sliding rail, a pressing plate is fixed on the longitudinal sliding block, the longitudinal driving cylinder is vertically arranged on the bottom plate, the telescopic shaft of the longitudinal driving cylinder is connected with the pressing plate, and a plurality of pressing blocks protruding downwards are uniformly arranged on the pressing plate; the front end of the pressing device is provided with a positioning and clamping device, the positioning and clamping device comprises a frame arranged on a bottom plate, the top of the frame is provided with a bedplate, a plurality of hardware clamping slots are arranged on the bedplate, each hardware clamping slot in the pressing device comprises a fixed seat arranged on the bedplate, a movable wedge block is arranged opposite to the fixed seat, a transverse clamping block which is arranged opposite to the fixed seat is fixed at the front end of the movable wedge block, a transverse pressing cylinder is arranged on the bottom plate, a telescopic shaft is arranged vertically upwards, the telescopic shaft of the transverse pressing cylinder is fixedly connected with the bottom of the movable wedge block, a hardware clamping groove is formed between the transverse clamping block and the fixed seat, the left end in hardware clamp groove is provided with the locating piece, the right-hand member in hardware clamp groove is provided with vertical die clamping cylinder, vertical die clamping cylinder's telescopic shaft is just to hardware clamp groove setting.
2. The numerical control full-automatic machining center of precision hardware as claimed in claim 1, characterized by: the outer cover is installed in the outside of hardware jig, be provided with automatic window on the outer cover.
3. The numerical control full-automatic machining center of precision hardware as claimed in claim 3, characterized in that: the automatic window comprises a glass window sliding rail which is longitudinally arranged along the outer cover, the glass window is matched with the glass window sliding rail through a sliding block, the glass driving cylinder is installed on the outer cover, and the telescopic shaft of the glass driving cylinder is fixedly connected with one end of the glass window.
4. The numerical control full-automatic machining center of precision hardware as claimed in claim 1, characterized by: the front end of the pressing plate is provided with a plurality of nozzles which are distributed side by side at intervals, and the plurality of nozzles are communicated through an air inlet pipe.
5. The numerical control full-automatic machining center of precision hardware as claimed in claim 1, characterized by: the utility model discloses a vertical slide rail, including vertical slide rail, horizontal guide rail, first support, second support, first sensor that targets in place is installed to first support, install the second sensor that targets in place on the second support, the third support is installed to one side of horizontal guide rail, install the third sensor that targets in place on the third support.
6. The numerical control full-automatic machining center of precision hardware as claimed in claim 1, characterized by: the upper end and the lower extreme of frame all install one along transversely fixing air inlet manifold in the frame, install and divide union coupling through admitting air between the cylinder in the cylinder mount pad of upper end and the upper end air inlet manifold, install and divide union coupling through admitting air between the cylinder in the cylinder mount pad of lower extreme and the lower extreme air inlet manifold.
7. The numerical control full-automatic machining center of precision hardware as claimed in claim 1, characterized by: the longitudinal clamping cylinder comprises a cylinder seat, the cylinder seat is fixed on the bedplate, and the spring jacking shaft is installed in the cylinder seat and is just opposite to the hardware clamping groove.
8. The numerical control full-automatic machining center of precision hardware as claimed in claim 1, characterized by: the movable wedge block is a triangular wedge block with a large upper part and a small lower part, and the transverse clamping block is fixed at the top of the movable wedge block.
9. The numerical control full-automatic machining center of precision hardware as claimed in claim 1, characterized by: six hardware clamping groove positions are arranged on the bedplate and are arranged in two rows, and three hardware clamping groove positions are arranged on each row at a transverse interval.
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| CN111152060B (en) | 2020-08-25 |
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