CN107470755B - Numerical control cutting equipment - Google Patents

Numerical control cutting equipment Download PDF

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Publication number
CN107470755B
CN107470755B CN201710754018.4A CN201710754018A CN107470755B CN 107470755 B CN107470755 B CN 107470755B CN 201710754018 A CN201710754018 A CN 201710754018A CN 107470755 B CN107470755 B CN 107470755B
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China
Prior art keywords
axis
seat
feeding
clamping
linear guide
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CN201710754018.4A
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Chinese (zh)
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CN107470755A (en
Inventor
石红雨
石端勤
姜全富
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Henan Qingong Robot Co ltd
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Henan Qingong Robot Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K10/00—Welding or cutting by means of a plasma
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K7/00—Cutting, scarfing, or desurfacing by applying flames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K7/00—Cutting, scarfing, or desurfacing by applying flames
    • B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F3/00—Severing by means other than cutting; Apparatus therefor
    • B26F3/004—Severing by means other than cutting; Apparatus therefor by means of a fluid jet
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Sawing (AREA)

Abstract

The invention discloses numerical control cutting equipment, which comprises a table body, a feeding seat and a rotary cutting machine head, wherein the feeding seat provided with a profile clamping and positioning mechanism and a feeding driving gear slides along the Z-axis direction on two linear guide rails arranged on the table body, a feeding rack arranged on the table body at the inner side of the linear guide rails is meshed with the feeding driving gear for providing power for the sliding of the feeding base on the linear guide rails, the profile is operated along with the sliding of the profile clamping and positioning mechanism on the linear guide rails to the rotary cutting machine head through the rotation of a feeding servo motor arranged on the feeding base and connected with the feeding driving gear, and a V-shaped material supporting frame arranged on the table body automatically adjusts the height according to the sliding state of the profile clamping and positioning mechanism; the invention realizes operations such as cutting and punching on the profile by moving the cutting head relative to the profile in the X-axis and Y-axis directions and rotating the cutting head around the Z-axis and matching with the movement of the profile in the Z-axis direction.

Description

Numerical control cutting equipment
Technical Field
The invention relates to profile cutting equipment, in particular to numerical control cutting equipment.
Background
Currently, the cutting operations for profiles, in particular stainless steel profiles, are mostly carried out by means of a grinding wheel saw. Although the grinding wheel saw has a relatively high cutting speed, the grinding wheel saw has low cutting precision, large sparks during cutting and poor notch quality. Therefore, the abrasive wheel saw can only meet the requirement of profile cutting with low cutting precision, but cannot meet the application of occasions with high cutting quality requirements. In addition, such a wheel saw requires manual operation by an operator, and thus the operation thereof is affected by subjective factors of the operator, and there is a possibility that the cutting quality and cutting accuracy may be further lowered. In addition, the grinding wheel saw can cause injury to operators during the use process.
Meanwhile, a section bar is arranged on a fixing device, the section bar is driven to move (a grinding wheel saw is fixed) through the fixing device, the section bar with a certain length is cut, the cutting mode can only be used for cutting the section bar with a fixed size, the effect is single, and noise generated during working of the grinding wheel saw is also intangible to personnel.
In addition to cutting the profile by using a wheel saw, the prior art also has the following specific work that laser is used to replace the wheel saw to cut the profile: the section bar is arranged on the rotating mechanism, the section bar arranged on the rotating mechanism is driven to rotate (the cutting head is fixed) through the motor, the section bar is cut, and the cutting mode is only suitable for cutting the section bar and is single in application although the defect of cutting by adopting the abrasive wheel saw is overcome.
Meanwhile, for adopting the laser cutting technology, a feeding mode (realizing the movement of the profile in one direction and rotating around the direction) combining the movement and rotation of the profile exists in the market, and the combined mode can intercept and punch the profile, so that the problems in the prior art are solved, but the technology is that a laser cutting head is fixed, the operations of intercepting and punching the profile are performed, and the whole feeding device is used for working, and due to the fact that the mass and the length of the profile are large, the profile is difficult to accurately control due to the fact that inertia is large in the moving or rotating process, and the failure of intercepting and punching the profile occurs.
Therefore, a new profile cutting device is needed to solve the problems existing in the prior art and meet the social demands.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the numerical control cutting equipment overcomes the defects of the prior art, and realizes cutting and punching operations on the profile by moving the cutting head relative to the profile in the X-axis direction and the Y-axis direction and rotating around the Z-axis direction and matching with the movement of the profile in the Z-axis direction.
The technical scheme of the invention is as follows: the utility model provides a numerical control cutting equipment, includes platform body, feeding seat and rotatory cutting aircraft nose, be provided with on the platform body and make the feeding seat is in two linear guide that slide along Z axle direction on the platform body, set up section bar centre gripping positioning mechanism and feeding driving gear on the feeding seat, set up the feeding rack on the inboard platform body of linear guide with right the feeding driving gear meshing that the feeding seat slides on linear guide provides power, through setting up on the feeding base and with the rotation of feeding servo motor that feeding driving gear is connected, the section bar accompanies section bar centre gripping positioning mechanism to slide on linear guide to rotatory cutting aircraft nose, set up the V type bracket on the platform body between two linear guide carries out the altitude mixture control according to section bar centre gripping positioning mechanism's slip state and supports the section bar, rotatory cutting aircraft nose sets up on the platform body of linear guide one end, with the feeding seat is in same reference plane to with the aircraft nose gyration part that the axis is rotatory is carried out to the Z axle.
The feeding seat comprises a feeding sliding seat plate, a drag chain walking bracket, a drag chain walking protective cover and a profile clamping and positioning mechanism, wherein the drag chain walking bracket, the drag chain walking protective cover and the profile clamping and positioning mechanism are arranged on the feeding sliding seat plate, a long drag chain plate is arranged on the drag chain walking bracket, one end of the long drag chain plate is connected with the feeding seat, the feeding servo motor is connected with a feeding driving gear through a speed reducer, and the profile clamping and positioning mechanism is a V-shaped clamping and positioning device or a round tube turret clamping and positioning mechanism.
The V-shaped clamping and positioning device comprises two V-shaped clamps, a rear feeding clamping cylinder and a material returning device which are mutually clamped, wherein the rear feeding clamping cylinder is arranged on the feeding sliding seat plate through two clamping cylinder lug plates, and a spacing rod is arranged between the two clamping cylinder lug plates.
The two V-shaped clamps are fixed V-shaped seats and movable V-shaped seats, the fixed V-shaped seats are fixed on the feeding sliding seat plate through flat keys and screws, the movable V-shaped seats are arranged on the movable seat linear guide rail through feeding sliding seats, the two movable seat linear guide rails are arranged on the feeding sliding seat plate in parallel to each other in the Y-axis direction, reinforcing plates connected with the movable V-shaped seats are arranged on the feeding sliding seats, the reinforcing plates are connected with rear feeding clamping cylinders, rear feeding limiting blocks are arranged on the feeding sliding seat plate between the two movable seat linear guide rails, and limiting adjusting screws are arranged on the rear feeding limiting blocks.
The material returning device comprises a material returning cylinder, a material returning rod and a material returning block, one end of the material returning rod is connected with the material returning block arranged in the movable V-shaped seat, and the other end of the material returning rod penetrates through the feeding sliding seat plate and then is connected with the material returning cylinder.
The round tube turret clamping and positioning mechanism comprises two feeding side plates arranged on a feeding sliding seat plate, a feeding turret fixing seat and a feeding Y-axis linear guide rail bottom plate are arranged between the two feeding side plates, a feeding turret outer cylinder rotary servo motor is arranged on the feeding turret fixing seat, the feeding turret outer cylinder is sleeved with a feeding turret inner cylinder through a feeding turret outer cylinder rotary servo motor synchronous belt and is connected with one end of a feeding turret hollow shaft through a driven synchronous pulley, the other end of the feeding turret hollow shaft penetrates through the feeding Y-axis lifting seat and is connected with the feeding turret outer cylinder through an angular contact bearing, the feeding turret hollow shaft is arranged in the feeding turret fixing seat and the feeding Y-axis lifting seat through a tapered roller bearing, a clamping cylinder is arranged on the feeding turret hollow shaft and is connected with the feeding turret outer cylinder, and the feeding turret inner cylinder is sleeved in the feeding turret outer cylinder and is connected with a clamping die through a taper sleeve.
The feeding side plates are provided with lifting seat lifting servo motors through feeding Y-axis servo motor mounting seats, lifting seat lead screws connected with the lifting seat lifting servo motors penetrate through feeding Y-axis lifting plates arranged on the feeding Y-axis lifting seats, the feeding Y-axis lifting seats are arranged on feeding Y-axis linear guide rail bottom plates through feeding Y-axis linear guide rails and sliding blocks which are matched with each other for use, and limit switches are arranged on the feeding Y-axis linear guide rail bottom plates.
The rotary cutting machine head is directly connected with the machine body through a bolt and is connected to one side of the machine body through a machine head connecting plate, the rotary cutting machine head comprises a machine head seat, an upper clamping and positioning part, a lower clamping and positioning part and a machine head rotating part, wherein the upper clamping and positioning part, the lower clamping and positioning part and the machine head rotating part are arranged on the machine head seat, the machine head rotating part comprises a transmission mechanism and a rotating device which are mutually connected, the rotating device is connected with an external tooth rotating support through the transmission mechanism, a supporting disc is arranged on the external tooth rotating support, a rotating mounting disc is arranged on the transmission mechanism, a rotating mounting disc is arranged on the supporting disc, a Y-axis component is arranged on the rotating mounting disc, an X-axis component is arranged on the Y-axis component, a cutting head is arranged on the X-axis component, the cutting head is an ion, a water knife and a flame cutting head, and the transmission mechanism is in gear transmission or synchronous belt transmission or worm gear rotation.
The upper clamping and positioning part comprises two upper clamping guide rails arranged on the headstock, an upper clamping sliding plate is arranged on the upper clamping guide rails in a sliding manner through an upper clamping sliding block, an upper clamping cylinder connecting support and an upper clamping roller frame are arranged on the upper clamping sliding plate, the upper clamping cylinder connecting support is connected with an upper clamping cylinder arranged on the headstock, and an upper clamping roller is arranged on the upper clamping roller frame.
The lower clamping and positioning part comprises two lower clamping guide rails arranged on the headstock, a lower clamping sliding plate is arranged on the lower clamping guide rails in a sliding manner through a lower clamping sliding block, a lower clamping cylinder connecting support, a lower clamping roller frame and a positioning collision block are arranged on the lower clamping sliding plate, the lower clamping cylinder connecting support is connected with a lower clamping cylinder arranged on the headstock, lower clamping rollers are arranged on the lower clamping roller frame, a limiting mounting bottom plate is arranged on the headstock outside the two lower clamping guide rails, and a limiting block matched with the positioning collision block is arranged on the limiting mounting bottom plate.
The Y-axis component comprises a Y-axis guide rail mounting seat arranged on a rotary mounting disc, a Y-axis linear guide rail and a Y-axis servo motor connecting seat are arranged on the Y-axis guide rail mounting seat, the Y-axis linear guide rail is connected with a Y-axis sliding plate through a Y-axis sliding block, a Y-axis servo motor connected with a Y-axis servo motor coupler is arranged on the Y-axis servo motor connecting seat, the Y-axis servo motor coupler is connected with the Y-axis sliding block through a Y-axis lead screw nut on a Y-axis lead screw, a Y-axis limit switch is arranged on the Y-axis linear guide rail, a Y-axis induction switch bracket is arranged on the Y-axis sliding block,
the X-axis part comprises an X-axis linear guide rail and an X-axis servo motor connecting seat which are arranged on a Y-axis sliding plate, the X-axis linear guide rail is connected with the X-axis sliding plate through an X-axis sliding block, an X-axis servo motor which is connected with an X-axis servo motor coupler is arranged on the X-axis servo motor connecting seat, the X-axis servo motor coupler is connected with the X-axis sliding block through an X-axis screw nut on an X-axis screw, an X-axis limit switch is arranged on the X-axis linear guide rail, an X-axis induction switch bracket is arranged on the X-axis sliding block, and the cutting head is arranged on the X-axis sliding plate.
The V-shaped material supporting frame comprises a middle cylinder mounting plate arranged on a table body, a bracket cylinder and a linear bearing are arranged on the middle cylinder mounting plate, a middle supporting guide post connected with a middle supporting seat is arranged in the linear bearing, the bracket cylinder is connected with the middle supporting seat through a floating joint, a short guide roller which is arranged in a V-shaped cross manner is arranged on the middle supporting seat, a guide rail pressing block for the linear guide rail is fixed, the guide rail pressing block is connected with the table body, a left limiting seat and a right limiting seat are arranged at two ends of the linear guide rail, and the left limiting seat and the right limiting seat are connected with the table body.
The beneficial effects of the invention are as follows:
1. according to the invention, the cutting head moves in the X-axis and Y-axis directions relative to the section bar and rotates around the Z-axis, and the movement of the section bar in the Z-axis direction is matched, so that the influence of the conventional grinding wheel saw on the cutting of the section bar on the human body is solved, meanwhile, the problem of single function in the conventional laser cutting is solved through three-degree-of-freedom movement, the gap of the multi-degree-of-freedom movement of the cutting head in the conventional pipe cutting field is filled, a pipe cutting mode of combining the three-degree-of-freedom-movement cutting head with a one-degree-of-freedom movement feeding device is created, and operations such as cutting, punching, special-shaped hole punching and the like on the section bar are realized.
2. The feeding seat can move on the table body, so that the movement of the section bar in the Z-axis direction is realized, the section bar is convenient to operate, and the clamping and positioning mechanism and the V-shaped clamping and positioning device for the round tube turret are arranged, so that the clamping and positioning operation on the pipes in various shapes is realized through two different combinations.
3. The V-shaped clamp in the V-shaped clamping and positioning device is provided with the mutually staggered teeth, so that clamping operation can be performed on round pipes, square pipes and the like, and clamping of sectional materials with different diameters can be realized by adjusting the movable V-shaped seat.
4. The V-shaped clamp on the feeding seat has a certain length, when the pipe is cut, the V-shaped clamp can extend into the rotary cutting machine head, and pipelines are utilized as much as possible, so that the waste of the section bar at the clamping end caused by the position limitation of the feeding seat can be reduced, and meanwhile, the pushing device is arranged, so that the rest section bar in the V-shaped clamp can be pushed out, the cutting operation is continued, and the waste rate of the section bar is reduced.
5. The V-shaped material supporting frame is arranged, so that the support of the section bar can be realized, and when the feeding seat moves forwards along the Z-axis direction, the V-shaped material supporting frame assembly automatically falls down through the cylinder when approaching to the V-shaped material supporting frame assembly, so that the feeding seat can smoothly pass through and reaches the set feeding position.
6. The invention realizes the fixed limit operation of the section bar at the cutting position through the operation of the upper clamping part and the lower clamping part, realizes the left rotary motion of the whole of the Y-axis part and the X-axis part by taking the Z axis as the axis, and simultaneously combines the motion of the Y-axis part and the X-axis part in the Y-axis direction and the X-axis direction to realize the four-degree-of-freedom motion of the cutting head relative to the section bar.
7. The distance sensing can be arranged on the cutting head, when the cutting head works, the distance between the cutting head and the section bar can be measured, the operation on the pipe with various shapes can be realized, simultaneously, the three-freedom movement of the cutting head and the one-freedom movement of the pipe are combined, and the operation on the section bar special-shaped hole and the 3D can be realized.
8. The power for rotating the cutting head around the Z axis is provided by gear transmission or synchronous belt transmission or worm and gear rotation and a motor (the motor realizes the rotation of an external tooth slewing bearing through a gear or synchronous belt or worm and gear), and the power can be selected according to the actual situation on site.
Drawings
Fig. 1 is a schematic structural diagram of the present application.
Fig. 2 is a schematic structural diagram of the second embodiment.
Fig. 3 is a schematic structural view of a V-shaped material supporting frame.
Fig. 4 is a schematic structural view of a V-shaped clamping and positioning device.
Fig. 5 is a schematic structural diagram of a V-shaped clamping and positioning device.
Fig. 6 is a schematic view of a rotary cutting head.
Fig. 7 is a schematic diagram of a rotary cutting head.
Fig. 8 is a schematic diagram of a split structure of a rotary cutting head.
Fig. 9 is a schematic structural view of a round tube turret clamping and positioning mechanism.
Fig. 10 is a schematic structural diagram II of a round tube turret clamping and positioning mechanism.
Fig. 11 is a cross-sectional view of a round tube turret clamp positioning mechanism.
Detailed Description
Examples: referring to FIGS. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, and 11, in the drawings, 1-table body, 2-linear guide, 3-feeding rack, 4-drag chain bracket, 5-feeding servo motor, 6-feeding driving gear, 7-drag chain, 8-head connecting plate, 9-feeding seat, 10-rotary cutter head, 11-V-shaped material supporting frame, 12-feeding slide seat plate, 13-drag chain walking bracket, 14-drag chain walking protective cover, 15-back feeding clamping cylinder, 16-clamping cylinder ear plate, 17-fixed V-shaped seat, 18-movable V-shaped seat, 19-flat key, 20-feeding slide seat, 21-reinforcing plate, 22-back feeding limiting block, 23-material returning cylinder, 24-material returning rod, 25-material returning block, 26-headstock, 27-rotary mounting disc, 28-cutting head, 29-upper clamping guide rail, 30-upper clamping slide plate, 31-upper clamping cylinder connecting support, 32-upper clamping roller frame, 33-upper clamping cylinder, 34-lower clamping guide rail, 35-lower clamping slide plate, 36-lower clamping cylinder connecting support, 37-positioning collision block, 38-lower clamping roller, 39-limit mounting base plate, 40-limiting block, 41-Y axis linear guide rail, 42-mounting seat, 43-Y axis slide plate, 44-Y axis servo motor, 45-Y axis screw rod, 46-X axis linear guide rail, 47-X axis slide plate, 48-X axis servo motor, 49-X axis screw rod, 50-supporting disc, 51-external tooth slewing bearing, 52-middle cylinder mounting plate, 53-bracket cylinder, 54-linear bearing, 55-middle supporting seat, 56-middle supporting guide pillar, 57-short guide roller, 58-feeding side plate, 59-feeding turret fixing seat, 60-feeding Y-axis linear guide bottom plate, 61-feeding turret outer cylinder rotary servo motor, 62-feeding turret outer cylinder rotary servo motor driven synchronous pulley, 63-feeding turret hollow shaft, 64-feeding Y-axis lifting seat, 65-feeding turret outer cylinder, 66-clamping cylinder, 67-feeding turret inner cylinder, 68-taper sleeve, 69-clamping die, 70-feeding Y-axis servo motor mounting seat, 71-lifting seat lifting servo motor, 72-lifting seat screw, 73-feeding Y-axis lifting plate and 74-movable seat linear guide.
Embodiments of the present invention will be described in detail with reference to the accompanying drawings:
embodiment one: referring to fig. 1 to 8, the medium clamping and positioning mechanism in the present embodiment is a V-shaped clamping and positioning device;
the utility model provides a numerical control cutting equipment, including the table body 1 and set up the pay-off seat 9 and the rotatory cutting aircraft nose 10 at table body 1 both ends, be provided with two linear guide 2 of Z axle direction on the table body 1, pay-off rack 3 and tow chain support 4, and be provided with the bar recess between two linear guide 2, be provided with two at least V type in the bar recess and hold in the palm work or material rest 11, pay-off seat 9 slip setting is on linear guide 2, be provided with pay-off servo motor 5 on the pay-off seat 9, pay-off servo motor 5 passes through the speed reducer and is connected with pay-off driving gear 6, pay-off driving gear 6 meshes with pay-off rack 3, be provided with long tow chain plate on the tow chain support 4, be provided with the tow chain 7 that one end and pay-off seat 9 are connected on the long tow chain support 4, rotatory cutting aircraft nose 10 is directly connected with table body 1 through the bolt, and be connected through aircraft nose connecting plate 8 and table body 1 one side.
The linear guide rail 2 is fixed by a guide rail pressing block, the guide rail pressing block is connected with the table body 1, the two ends of the linear guide rail 2 are provided with left and right limiting seats, the left and right limiting seats are connected with the table body 1, the feeding rack 3 is fixedly arranged on the table body 1 at the inner side of the linear guide rail 2, and the drag chain bracket 4 is fixedly arranged on the table body 1 at the inner side of the linear guide rail 2.
The feeding seat 9 comprises a feeding sliding seat plate 12, a drag chain walking bracket 13, a drag chain walking protective cover 14, a rear feeding clamping cylinder 15 and a V-shaped clamping and positioning device which are arranged on the feeding sliding seat plate 12, wherein the V-shaped clamping and positioning device comprises two V-shaped clamps which are mutually clamped and used, the rear feeding clamping cylinder 15 is arranged on the feeding sliding seat plate 12 through two clamping cylinder lug plates 16, and a spacing rod is arranged between the two clamping cylinder lug plates 16.
The two V-shaped clamps are a fixed V-shaped seat 17 and a movable V-shaped seat 18, the fixed V-shaped seat 17 is fixed on the feeding slide seat board 12 through a flat key 19 and screws, the movable V-shaped seat 18 is arranged on the movable seat linear guide rails 74 through a feeding slide seat 20, the two movable seat linear guide rails 74 are arranged on the feeding slide seat board 12 in parallel with each other in the Y-axis direction, a reinforcing plate 21 connected with the movable V-shaped seat 18 is arranged on the feeding slide seat 20, the reinforcing plate 21 is connected with the rear feeding clamping cylinder 15, a rear feeding limiting block 22 is arranged on the feeding slide seat board 12 between the two movable seat linear guide rails 74, and a limiting adjusting screw is arranged on the rear feeding limiting block 22.
The material returning device comprises a material returning cylinder 23, a material returning rod 24 and a material returning block 25, one end of the material returning rod 24 is connected with the material returning block 25 arranged in the movable V-shaped seat 18, and the other end of the material returning rod 24 penetrates through the feeding sliding seat plate 12 and then is connected with the material returning cylinder 23.
The rotary cutting machine head 10 comprises a machine head seat 26, an upper clamping and positioning part, a lower clamping and positioning part and a machine head rotating part which are arranged on the machine head seat 26, wherein the machine head rotating part comprises a transmission mechanism and a rotating device which are connected with each other, a rotating mounting disc 27 is arranged on the transmission mechanism, a Y-axis component is arranged on the rotating mounting disc 27, an X-axis component is arranged on the Y-axis component, a cutting head 28 is arranged on the X-axis component, and the cutting head is an ion, water knife or flame cutting head.
The upper clamping and positioning part comprises two upper clamping guide rails 29 arranged on the headstock 26, an upper clamping sliding plate 30 is arranged on the upper clamping guide rails 29 in a sliding manner through an upper clamping sliding block, an upper clamping cylinder connecting support 31 and an upper clamping roller frame 32 are arranged on the upper clamping sliding plate 30, the upper clamping cylinder connecting support 31 is connected with an upper clamping cylinder 33 arranged on the headstock 26, and an upper clamping roller is arranged on the upper clamping roller frame 32.
The lower clamping and positioning part comprises two lower clamping guide rails 34 arranged on the headstock 26, a lower clamping slide plate 35 is arranged on the lower clamping guide rails 34 in a sliding manner through a lower clamping slide block, a lower clamping cylinder connecting support 36, a lower clamping roller frame and a positioning collision block 37 are arranged on the lower clamping slide plate 35, the lower clamping cylinder connecting support 36 is connected with a lower clamping cylinder arranged on the headstock 26, a lower clamping roller 38 is arranged on the lower clamping roller frame, a limiting mounting bottom plate 39 is arranged on the headstock 26 outside the two lower clamping guide rails 34, and a limiting block 40 matched with the positioning collision block 37 is arranged on the limiting mounting bottom plate 39.
The Y-axis part comprises a Y-axis linear guide mounting seat 41 arranged on the rotary mounting disc 27, a Y-axis linear guide 42 and a Y-axis servo motor 44 connecting seat are arranged on the Y-axis linear guide mounting seat 41, the Y-axis linear guide 42 is connected with a Y-axis sliding plate 43 through a Y-axis sliding block, a Y-axis servo motor 44 connected with a Y-axis servo motor coupler is arranged on the Y-axis servo motor 44 connecting seat, the Y-axis servo motor coupler is connected with a Y-axis sliding block through a Y-axis lead screw nut on a Y-axis lead screw 45, a Y-axis limit switch is arranged on the Y-axis linear guide 42, a Y-axis induction switch bracket is arranged on the Y-axis sliding block, the X-axis part comprises an X-axis linear guide 46 and an X-axis servo motor connecting seat which are arranged on the Y-axis sliding plate 43, the X-axis linear guide 46 is connected with an X-axis sliding plate 47 through an X-axis sliding block, an X-axis servo motor 48 connected with the X-axis servo motor coupler is arranged on the X-axis servo motor connecting seat, the X-axis servo motor coupler is connected with the X-axis sliding block through an X-axis lead screw nut on the X-axis sliding block, an X-axis linear guide 46 is provided with an X-axis induction switch bracket on the X-axis linear guide 46, and an X-axis induction switch is arranged on the X-axis slider bracket on the X-axis slider is provided with an X-axis limit switch.
The rotary mounting plate 27 is mounted on a supporting through-disc 50, the supporting through-disc 50 is arranged on an external tooth rotary support 51, the external tooth rotary support 51 is connected with a rotating device through a transmission mechanism, and the transmission mechanism is in gear transmission or synchronous belt transmission or worm gear rotation.
The V-shaped material supporting frame 11 comprises an intermediate cylinder mounting plate 52 arranged on the table body 1, a bracket cylinder 53 and a linear bearing 54 are arranged on the intermediate cylinder mounting plate 52, an intermediate supporting guide post 56 connected with an intermediate supporting seat 55 is arranged in the linear bearing 54, the bracket cylinder 53 is connected with the intermediate supporting seat 55 through a floating joint, and a short guide roller 57 which is arranged in a V-shaped cross manner is arranged on the intermediate supporting seat 55.
The rear feeding clamping cylinder 15 moves, the movable V-shaped seat 18 moves up and down to clamp and position the profile, the pipeline is supported by the V-shaped bracket 11, the feeding seat 9 moves on the linear guide rail 2, the profile can move along with the movement, when the feeding seat 9 moves forwards along the Z-axis direction, the V-shaped bracket 11 automatically falls down through a cylinder when approaching the V-shaped bracket 11, and when the profile enters the rotary cutting machine head 10, the three-degree-of-freedom movement of the cutting head 28 on the X-axis is realized through the cooperation movement among the machine head rotating part, the X-axis part and the Y-axis part, so that the cutting and punching operation of the profile is realized; the V-shaped clamp has a certain length, so that the V-shaped clamp can be penetrated into the rotary cutting machine head 10, and waste of the clamping part of the profile is reduced; after the section bar is used, the surplus material is pushed out of the V-shaped clamp through the material returning device.
Embodiment two; referring to fig. 9 to 11, in this embodiment, the clamping and positioning mechanism is a round tube turret clamping and positioning mechanism, and the difference between the second embodiment and the first embodiment is only the difference between the clamping and positioning mechanism, and the same points are not described herein;
the round tube turret clamping and positioning mechanism comprises two feeding side plates 58 arranged on a feeding sliding seat plate 12, a feeding turret fixing seat 59 and a feeding Y-axis linear guide bottom plate 60 are arranged between the feeding side plates 58, a feeding turret outer barrel rotary servo motor 61 is arranged on the feeding turret fixing seat 59, a feeding turret outer barrel rotary servo motor synchronous belt is connected with a feeding turret outer barrel rotary servo motor driven synchronous pulley 62 through a feeding turret outer barrel rotary servo motor synchronous belt, the feeding turret outer barrel rotary servo motor driven synchronous pulley 62 is connected with one end of a feeding turret hollow shaft 63, the other end of the feeding turret hollow shaft 63 penetrates through a feeding Y-axis lifting seat 64 to be connected with a feeding turret outer barrel 65 through an angular contact bearing, the feeding turret hollow shaft 63 is arranged in the feeding turret fixing seat 59 and the feeding Y-axis lifting seat 64 through a tapered roller bearing, a clamping cylinder 66 is arranged on the feeding turret hollow shaft 63, the clamping cylinder 66 is connected with the feeding turret outer barrel 65, the feeding turret inner barrel 67 is sleeved in the feeding turret outer barrel 65, and the feeding turret inner barrel 67 is connected with a clamping die 69 through a taper sleeve 68.
The feeding side plate 58 is provided with a lifting seat lifting servo motor 71 through a feeding Y-axis servo motor mounting seat 70, a lifting seat screw 72 connected with the lifting seat lifting servo motor 71 penetrates through a feeding Y-axis lifting plate 73 arranged on the feeding Y-axis lifting seat 64, the feeding Y-axis lifting seat 64 is arranged on the feeding Y-axis linear guide bottom plate 60 through a feeding Y-axis linear guide 42 and a sliding block which are matched with each other, and a limit switch is arranged on the feeding Y-axis linear guide bottom plate 60.
The clamping cylinder 66 stretches back and forth to push the feeding turret outer cylinder 65 to move forwards to match with the taper sleeve 68, the feeding turret inner cylinder 67 and the clamping die 69 to finish clamping, wherein the positioning function of the profile can be realized by adopting a circular six-part clamp structure design (enabling a circular profile) and the lifting seat lifting servo motor 71 to act, so that the feeding turret fixing seat 59 and the feeding Y-axis lifting seat 64 move up and down, a pipeline is supported by the V-shaped bracket 11, the feeding seat 9 moves on the linear guide rail 2, the profile can move along with the V-shaped bracket, when the feeding seat 9 moves forwards along the Z-axis direction, the V-shaped bracket 11 automatically falls down through the cylinder when approaching the V-shaped bracket 11, and when the profile enters the rotary cutting machine head 10, the cutting head 28 on the X-axis moves in a matched manner through the rotation part of the machine head, the X-axis part and the Y-axis part, so that the cutting head 28 on the X-axis moves in the S-degree of freedom, and the cutting and punching operation of the profile is realized; because the feeding turret outer cylinder 65 has a certain length, the clamping die 69 can be inserted into the rotary cutting machine head 10, and waste of the clamping part of the profile is reduced.
The above description is only of the preferred embodiments of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.

Claims (4)

1. A numerical control cutting device comprises a table body, a feeding seat and a rotary cutting machine head, and is characterized in that: the feeding seat provided with the profile clamping and positioning mechanism and the feeding driving gear slides on two linear guide rails arranged on the table body along the Z-axis direction, a feeding rack arranged on the table body at the inner side of the linear guide rails is meshed with the feeding driving gear for providing power for the sliding of the feeding seat on the linear guide rails, the profile is slid to the rotary cutting machine head on the linear guide rails along with the rotation of a feeding servo motor arranged on the feeding seat and connected with the feeding driving gear by the profile clamping and positioning mechanism, a cutting head which is arranged on a machine head rotating part rotating by taking the Z axis as an axis and moves along the Y-axis and X-axis direction operates the profile, a V-shaped material supporting frame arranged on the table body between the two linear guide rails automatically carries out height adjustment to support the profile according to the sliding state of the profile clamping and positioning mechanism, and the rotary cutting machine head is arranged on the table body at one end of the linear guide rails and is positioned on the same datum plane with the feeding seat;
the feeding seat comprises a feeding sliding seat plate, a drag chain walking bracket, a drag chain walking protective cover and a profile clamping and positioning mechanism which are arranged on the feeding sliding seat plate, and the profile clamping and positioning mechanism is a V-shaped clamping and positioning device;
the V-shaped clamping and positioning device comprises two V-shaped clamps, a rear feeding clamping cylinder and a material returning device, wherein the two V-shaped clamps, the rear feeding clamping cylinder and the material returning device are mutually clamped and used, the rear feeding clamping cylinder is arranged on a feeding sliding seat plate through two clamping cylinder lug plates, a spacing rod is arranged between the two clamping cylinder lug plates, the two V-shaped clamps are a fixed V-shaped seat and a movable V-shaped seat, the fixed V-shaped seat is fixed on the feeding sliding seat plate through a flat key and a screw, the movable V-shaped seat is arranged on a movable seat linear guide rail through a feeding sliding seat, the movable seat linear guide rail is two, the feeding sliding seat plate is provided with Y-axis directions, a reinforcing plate connected with the movable V-shaped seat is arranged on the feeding sliding seat, the reinforcing plate is connected with the rear feeding clamping cylinder, a rear feeding limiting block is arranged on the feeding sliding seat plate between the two movable seat linear guide rails, a limiting adjusting screw is arranged on the rear feeding limiting block, the material returning device comprises a material returning cylinder, a material returning rod and a material returning block, one end of the material returning rod is connected with the material returning cylinder arranged in the movable seat, and the material returning rod penetrates through the material returning seat, and the material returning device penetrates through the material cylinder;
the rotary cutting machine head is directly connected with the machine body through a bolt and is connected to one side of the machine body through a machine head connecting plate, the rotary cutting machine head comprises a machine head seat, an upper clamping and positioning part, a lower clamping and positioning part and a machine head rotating part which are arranged on the machine head seat, the machine head rotating part comprises a transmission mechanism and a rotating device which are mutually connected, the rotating device is connected with an external tooth rotating support through the transmission mechanism, a supporting overcircle is arranged on the external tooth rotating support, a rotating mounting disc is arranged on the supporting overcircle, a Y-axis component is arranged on the rotating mounting disc, an X-axis component is arranged on the Y-axis component, a cutting head is arranged on the X-axis component, the cutting head is an ion, a water knife and a flame cutting head, and the transmission mechanism is in gear transmission or synchronous belt transmission or worm and gear rotation;
the upper clamping and positioning part comprises two upper clamping guide rails arranged on the headstock, an upper clamping sliding plate is arranged on the upper clamping guide rails in a sliding manner through an upper clamping sliding block, an upper clamping cylinder connecting support and an upper clamping roller frame are arranged on the upper clamping sliding plate, the upper clamping cylinder connecting support is connected with an upper clamping cylinder arranged on the headstock, and an upper clamping roller is arranged on the upper clamping roller frame;
the lower clamping and positioning part comprises two lower clamping guide rails arranged on the headstock, a lower clamping sliding plate is arranged on the lower clamping guide rails in a sliding way through a lower clamping sliding block, a lower clamping cylinder connecting support, a lower clamping roller frame and a positioning collision block are arranged on the lower clamping sliding plate, the lower clamping cylinder connecting support is connected with a lower clamping cylinder arranged on the headstock, a lower clamping roller is arranged on the lower clamping roller frame, a limiting mounting bottom plate is arranged on the headstock outside the two lower clamping guide rails, and a limiting block matched with the positioning collision block is arranged on the limiting mounting bottom plate;
the V-shaped material supporting frame comprises a middle cylinder mounting plate arranged on a table body, a bracket cylinder and a linear bearing are arranged on the middle cylinder mounting plate, a middle supporting guide post connected with a middle supporting seat is arranged in the linear bearing, the bracket cylinder is connected with the middle supporting seat through a floating joint, a short guide roller which is arranged in a V-shaped cross manner is arranged on the middle supporting seat, a guide rail pressing block for the linear guide rail is fixed, the guide rail pressing block is connected with the table body, a left limiting seat and a right limiting seat are arranged at two ends of the linear guide rail, and the left limiting seat and the right limiting seat are connected with the table body.
2. The numerical control cutting apparatus according to claim 1, wherein: the long drag chain plate is arranged on the drag chain walking bracket, a drag chain with one end connected with the feeding seat is arranged on the long drag chain plate, and the feeding servo motor is connected with the feeding driving gear through a speed reducer.
3. The numerical control cutting apparatus according to claim 1, wherein: the Y-axis part comprises a Y-axis guide rail mounting seat arranged on a rotary mounting disc, a Y-axis linear guide rail and a Y-axis servo motor connecting seat are arranged on the Y-axis guide rail mounting seat, the Y-axis linear guide rail is connected with a Y-axis sliding plate through a Y-axis sliding block, a Y-axis servo motor connected with a Y-axis servo motor coupler is arranged on the Y-axis servo motor connecting seat, the Y-axis servo motor coupler is connected with the Y-axis sliding block through a Y-axis lead screw nut on the Y-axis lead screw, a Y-axis limit switch is arranged on the Y-axis linear guide rail, and a Y-axis induction switch bracket is arranged on the Y-axis sliding block.
4. The numerical control cutting apparatus according to claim 1, wherein: the X-axis part comprises an X-axis linear guide rail and an X-axis servo motor connecting seat which are arranged on a Y-axis sliding plate, the X-axis linear guide rail is connected with the X-axis sliding plate through an X-axis sliding block, an X-axis servo motor which is connected with an X-axis servo motor coupler is arranged on the X-axis servo motor connecting seat, the X-axis servo motor coupler is connected with the X-axis sliding block through an X-axis screw nut on an X-axis screw, an X-axis limit switch is arranged on the X-axis linear guide rail, an X-axis induction switch bracket is arranged on the X-axis sliding block, and the cutting head is arranged on the X-axis sliding plate.
CN201710754018.4A 2017-08-29 2017-08-29 Numerical control cutting equipment Active CN107470755B (en)

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