CN110918762B - Die-cut module of six head automatic switch-over - Google Patents
Die-cut module of six head automatic switch-over Download PDFInfo
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- CN110918762B CN110918762B CN201911182640.8A CN201911182640A CN110918762B CN 110918762 B CN110918762 B CN 110918762B CN 201911182640 A CN201911182640 A CN 201911182640A CN 110918762 B CN110918762 B CN 110918762B
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- lower cutter
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- upper punch
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/36—Perforating, i.e. punching holes using rotatable work or tool holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
Abstract
The invention provides a six-head automatic switching punching die set, which comprises: the device comprises a support body, an upper punch mechanism and a lower punch mechanism, wherein a lifting driving mechanism is installed at the upper part of the support body, the upper punch mechanism is installed on the lifting driving mechanism in a sliding manner, and the lower punch mechanism is installed at the lower part of the support body and is opposite to the upper punch mechanism in position; when the punching machine works, the lifting driving mechanism drives the upper punch mechanism to move downwards, and the upper punch cutter on the upper punch mechanism is matched with the lower punch cutter on the lower punch mechanism for punching. The six-head automatic switching punching module is provided with the upper punch mechanism and the lower punch mechanism, and the upper punch mechanism and the lower punch mechanism are respectively provided with the six cutters which are correspondingly matched with each other for use, so that the cutters can be switched in a manipulator motion state, the problem of butt joint replacement of a robot in a production process is solved, high-precision punching is realized, and punching efficiency is improved.
Description
Technical Field
The invention relates to the field of automobile spare and accessory part robot punching, in particular to a six-head automatic switching punching module.
Background
In recent years, with the rapid development of industrial robots, enterprises gradually apply advanced technologies such as human-computer interaction and intelligent machines to the whole industrial production process, so that the stability of product quality can be improved, the consistency of products is improved, and the industrial robot is suitable for the production of single products in large batch and reduces the production cost.
With the continuous improvement of the living standard of people, the automobile gradually enters into a common family; automobiles have been one of the most common vehicles in people's lives. In the field of automobile manufacturing, an automobile body covering part mold is the mold with the highest requirement and the largest processing difficulty. After the tooling for covering the car body is manufactured, if the hole positions need to be increased for data change or coating electrophoresis requirements, certain difficulty exists in the current die entity. If switch the product kind, then need adapt to its production through changing anchor clamps or device, satisfy automatic demand, often bring more loaded down with trivial details work for the enterprise like this, can not realize the fast switch-over. Moreover, for the same product, the beats of different production processes are inconsistent, which often hinders the realization of automation and cannot meet the requirements of diversified vehicle types and site limitations; the ultrasonic punching units cannot be quickly switched, and some robots need to switch different punching units back and forth through the quick-changing disc for punching, so that the defects that the punching speed is low, the efficiency is low, the punching effect cannot meet the requirement, the punching is not in place and the like are caused.
Disclosure of Invention
Technical problem to be solved
The invention aims to solve the technical problem of providing a six-head automatic switching punching module to overcome the defects that the existing punching module is low in punching speed, low in efficiency, incapable of meeting the punching requirement, incapable of punching in place, incapable of quickly switching a plurality of ultrasonic punching units and the like.
(II) technical scheme
In order to solve the above technical problem, the present invention provides a six-head automatic switching punching module, including: the device comprises a support body, an upper punch mechanism and a lower punch mechanism, wherein a lifting driving mechanism is installed on the upper portion of the support body, the upper punch mechanism is installed on the lifting driving mechanism in a sliding mode, and the lower punch mechanism is installed on the lower portion of the support body and is opposite to the upper punch mechanism in position. The upper punch mechanism comprises an upper punch assembly, an upper punch die locking mechanism and an upper punch die changing driving mechanism for driving the upper punch assembly to rotate, the upper punch assembly comprises an upper punch turntable and a plurality of upper punch cutters arranged on the circumference of the upper cutter turntable, the upper punch die locking mechanism comprises an upper punch die locking cylinder and an upper punch die locking module movably connected with the upper punch die locking cylinder, the upper punch die locking module is provided with a first positioning pin hole, and the upper punch cutters are respectively provided with a first positioning pin matched with the first positioning pin hole; when the upper cutter locking cylinder locks the mold, the upper cutter locking cylinder drives the upper cutter locking module to move, so that the first positioning bolt falls into the corresponding first positioning pin hole to lock the corresponding upper cutter. The lower punching mechanism comprises a lower cutter assembly, a lower cutter lifting device, a lower cutter die locking mechanism, a rotary die locking mechanism and a lower cutter tool changing driving mechanism for driving the lower cutter assembly to rotate, the lower cutter assembly comprises a lower cutter turntable and a plurality of lower punching cutters arranged on the circumference of the lower cutter turntable, and the rotary die locking mechanism is arranged on the lower cutter assembly and used for locking the lower punching cutters on the lower cutter turntable; the lower cutter lifting device comprises a lower cutter lifting driving mechanism and a cutter taking block driven by the lower cutter lifting driving mechanism to move up and down, the lower cutter die locking mechanism is installed on the cutter taking block and comprises a lower cutter die locking cylinder and a lower cutter die locking module connected with the lower cutter die locking cylinder in a sliding mode, a clamping fixture block is arranged on the lower cutter die locking module, and a clamping groove matched with the clamping fixture block is correspondingly formed in the lower cutter. When the device works, the lower cutter tool changing driving mechanism drives the lower cutter assembly to rotate, so that the lower cutting stamping tool reaches a tool taking station, the rotary die locking mechanism unlocks, the lower cutter die locking cylinder drives the lower cutter locking module to move, the clamping fixture block falls into the corresponding clamping groove, and the lower cutter lifting driving mechanism drives the tool taking block to drive the corresponding lower cutting tool to move upwards to a machining position; meanwhile, the upper cutter changing driving mechanism drives the upper cutter assembly to rotate, so that the corresponding upper punching cutter rotates to a processing station, and the upper cutter locking cylinder drives the upper cutter locking module to move, so that the first positioning bolt falls into the corresponding first positioning pin hole to lock the corresponding upper punching cutter; the lifting driving mechanism drives the upper punching cutter mechanism to move downwards, and the upper punching cutter and the lower punching cutter are matched for punching.
Further, a top block is fixed on a cylinder shaft of the upper cutter locking die cylinder and fixedly connected with the upper cutter locking die block through a connecting rod; when any upper cutting knife rotates to a vertical downward position, the first positioning pin on the upper cutting knife is just aligned with the first positioning pin hole.
Furthermore, the lifting driving mechanism comprises a lifting servo motor, a screw rod and a screw nut which are fixed on the bracket body, the screw rod is rotatably installed on the bracket body, the lifting servo motor is connected with the screw rod through a belt pulley mechanism, the screw rod is sleeved with the screw nut, and the upper punching cutter mechanism is fixedly connected with the screw nut through a punching cutter disc support frame; the punching head support frame is characterized in that two lead screw guide rails are further fixed on the support body and are respectively located on two sides of the lead screw, and the punching head support frame is slidably mounted on the lead screw guide rails through a first sliding block. The lifting servo motor rotates to drive the belt pulley mechanism to drive the screw rod to rotate, so that the screw rod nut drives the punching cutter head support frame to move up and down on the screw rod guide rail.
Further, the lower cutter lifting driving mechanism comprises a lower cutter lifting servo motor and a transmission gear meshed with a gear shaft of the lower cutter lifting servo motor, a rack is arranged on the cutter taking block, and the transmission gear is meshed with the rack; the lower cutter lifting servo motor rotates to drive the transmission gear to rotate and drive the cutter taking block to move up and down. A second positioning pin hole is formed in the side end of the bottom of the cutter taking block, a cutter taking block mold locking cylinder matched with the second positioning pin hole is installed on the support body, and a second positioning bolt is installed on a cylinder shaft of the cutter taking block mold locking cylinder; when the cutter taking block drives the lower punching cutter to reach a machining station, the second positioning bolt is just right opposite to the second positioning pin hole, the cutter taking block mold locking cylinder drives the cylinder to move axially, so that the second positioning bolt is inserted into the second positioning pin hole to lock the cutter taking block, the stability of a punching module is improved, and punching accuracy is higher.
Furthermore, a limiting groove is formed in the lower cutter turntable, a limiting table matched with the limiting groove is arranged on the lower cutter, and the limiting table is installed in the limiting groove; the rotary die locking mechanism comprises a lower cutter rotary locking module and a rotary locking module driving mechanism, and the lower cutter rotary locking module is slidably arranged in the lower cutter turntable; the rotary lock module driving mechanism is connected with the lower cutter rotary lock module and used for driving the lock module to move and be clamped with the limiting table, so that the lower cutter cannot slide up and down relative to the lower cutter turntable. The rotary lock module driving mechanism comprises a rotary lock cylinder and a driving panel connected with the rotary lock cylinder, and the driving panel is positioned at the bottom of the lower cutter turntable; the bottom of the lower cutter rotary lock module is provided with a convex column, and the top of the front end of the driving panel is provided with a push-pull mechanism connected with the convex column; the rotary die locking cylinder drives the driving panel to move back and forth, so that the push-pull mechanism drives the convex column to move back and forth, and the lower cutting knife rotary lock module is locked or separated from the lower cutting knife. Through rotatory lock module actuating mechanism with the cooperation of lower cutter rotation lock module is used, can reach right the effect that lower punching knife locked has advantages such as mode locking simple structure, mode locking performance are reliable and stable to die-cut efficiency has been improved.
Further, install the quick-change dish that is used for being connected with outside manipulator on the support body, during die-cut, the manipulator butt joint quick-change dish and drive die-cut module global movement to treating die-cut position, down the cutter with the cooperation of upper punch cutter is used and is die-cut.
(III) advantageous effects
The six-head automatic switching punching module is provided with a light-weight support body, the support body is connected with an external manipulator through a quick-change disc, and the manipulator moves more stably and quickly due to the design of the light-weight support body; install upper die cutter mechanism and lower die cutter mechanism on the support body, all be provided with six cutters that correspond the cooperation and use each other on upper die cutter mechanism and the lower die cutter mechanism, and be connected with upper die cutter changing actuating mechanism and upper die cutter clamping mechanism on the upper die cutter, be connected with down cutter elevating gear on the lower die cutter, lower cutter clamping mechanism, rotatory clamping mechanism and lower cutter changing actuating mechanism, can realize switching over the cutter under the manipulator motion state, the problem that the robot carries out the butt joint change in the production process has been reduced, realize high accuracy die-cut, not only improve die-cut efficiency, and reduced and occupied space volume, can satisfy different production demands, it is more convenient simple to maintain simultaneously, can carry out the module replacement without shut down.
Drawings
Fig. 1 is a perspective view of a six-head automatic switching punching module according to the present invention;
FIG. 2 is a perspective view of a six-head automatic switching punching module support body and a lifting drive mechanism according to the present invention;
fig. 3 is a perspective view of a six-head automatic switching punching die set punching cutter head support frame and an upper punch mechanism of the present invention;
FIG. 4 is a perspective view of a six-head automatic switching die-cutting module die disc support and an upper cutter clamping mechanism of the present invention;
FIG. 5 is a perspective view of a cutter assembly on a six-head automatic switching trimming module of the present invention;
FIG. 6 is a perspective view of a die locking mechanism of a cutting blade of a six-head automatic switching die cutting module according to the present invention;
FIG. 7 is a perspective view of a lower cutter changing driving mechanism and a lower cutter mechanism of a six-head automatic switching punching module according to the present invention;
fig. 8 is a perspective view of a lower cutter lifting device and a lower cutter locking mechanism of a six-head automatic switching punching module according to the present invention;
fig. 9 is a cross-sectional view of a lower cutter lifting device and a lower cutter locking mechanism of a six-head automatic switching punching module according to the present invention;
FIG. 10 is a perspective view of a lower cutter clamping mechanism of a six-head automatic switching punching module according to the present invention;
FIG. 11 is a perspective view of a lower punch of a six-punch automatic switching punch module of the present invention;
FIG. 12 is a perspective view of a lower punch of a six-punch automatic switching punch module of the present invention from another perspective;
fig. 13 is a perspective view of a lower cutter assembly and a rotary clamping mechanism of a six-head automatic switching punching module according to the present invention;
FIG. 14 is an exploded view of a lower cutter assembly and a rotary die locking mechanism of a six-head automatic switching die cutting module according to the present invention;
fig. 15 is a cross-sectional view of a lower cutter assembly and a rotary clamping mechanism of a six-head automatic switching punching module according to the present invention;
FIG. 16 is an enlarged view of A of FIG. 15 of a six-start auto-switching die set of the present invention;
fig. 17 is a perspective view of a lower cutter rotation lock module of a six-head automatic switching punching module according to the present invention;
wherein: 1 is a bracket body, 2 is an upper punching cutter, 3 is a lower punching cutter, 4 is an upper cutter rotary table, 5 is an upper cutter mold locking cylinder, 6 is an upper cutter lock module, 7 is a top block, 8 is a connecting rod, 9 is a lifting servo motor, 10 is a screw rod, 11 is a screw rod nut, 12 is a punching cutter disc support frame, 13 is a screw rod guide rail, 14 is a first slide block, 15 is a lower cutter rotary table, 16 is a cutter taking block, 17 is a lower cutter mold locking cylinder, 18 is a lower cutter mold locking module, 19 is a lower cutter lifting servo motor, 20 is a transmission gear, 21 is a cutter taking block mold locking cylinder, 22 is a second positioning bolt, 23 is a lower cutter rotary lock module, 24 is a rotary mold changing cylinder, 25 is a quick changing disc, 26 is a driving panel, 27 is an upper cutter driving motor, 28 is a lower cutter driving motor, 29 is an ultrasonic transducer, 30 is a second slide block, 31 is an L-shaped slide block, 32 is a first lug, 33 is the second lug, 34 is the projection sliding tray, 35 is the guard flap, 201 is first locating pin, 301 is the centre gripping recess, 302 is spacing platform, 303 is first discharge opening, 601 is first locating pin hole, 1501 is the spacing groove, 1502 is rotatory lock module sliding tray, 1601 is the rack, 1602 is the second locating pin hole, 1603 is getting the sword piece slide rail, 1801 is the centre gripping fixture block, 2301 is the projection, 2302 is the joint boss, 3021 is the joint recess.
Detailed Description
Referring to fig. 1 to 17, the present invention provides a six-head automatic switching punching die set, including: support body 1, upper punch mechanism and lower punch mechanism, support body 1 is L shape, and support body 1 is the lightweight design, and lifting drive mechanism is installed on support body 1 upper portion, and upper punch mechanism passes through die disc support frame 12 slidable mounting on lifting drive mechanism, and lower punch mechanism installs in the tip department of bending of support body 1 to with upper punch mechanism position relative. Install the quick change dish 25 that is used for being connected with external manipulator on the support body 1, during die-cut, the manipulator butt joint quick change dish 25 and drive die-cut module global shift to treating die-cut position, lower punch 3 uses with the cooperation of upper punch 2 to die-cut.
Referring to fig. 1 and 2, the lifting driving mechanism includes a lifting servo motor 9 fixed on the bracket body 1, a lead screw 10 and a lead screw nut 11, the lead screw 10 is rotatably installed on the bracket body 1, the lifting servo motor 9 is connected with the lead screw 10 through a belt pulley mechanism, the lead screw 10 is sleeved with the lead screw nut 11, and the upper punch mechanism is fixedly connected with the lead screw nut 11 through a punch disc support frame 12; two lead screw guide rails 13 are further fixed on the support body 1, the lead screw guide rails 13 are respectively located on two sides of a lead screw 10, the punching cutter head support frame 12 is slidably mounted on the lead screw guide rails 13 through four first sliding blocks 14, two first sliding blocks 14 are mounted on each lead screw guide rail 13, and the punching cutter head support frame 12 is fixedly connected with the first sliding blocks 14 through bolts.
Referring to fig. 3 to 6, the upper punch mechanism includes an upper punch assembly, an upper punch die locking mechanism and an upper punch die changing driving mechanism for driving the upper punch assembly to rotate, the upper punch assembly includes an upper punch turntable 4 and six upper punches 2, the six upper punches 2 are annularly and equidistantly mounted on the upper punch turntable 4, and the six upper punches 2 are all mounted with ultrasonic transducers 29. The upper cutter mold locking mechanism comprises an upper cutter mold locking cylinder 5 and an upper cutter mold locking module 6 movably connected with the upper cutter mold locking cylinder 5, wherein a top block 7 is fixed on a cylinder shaft of the upper cutter mold locking cylinder 5, and the top block 7 is fixedly connected with the upper cutter mold locking module 6 through a connecting rod 8; the bottom of the front end of the die cutter disc supporting frame 12 is provided with a sliding chute, the upper cutter lock module 6 is clamped in the sliding chute and can relatively slide up and down, and the upper cutter lock module 6 can only slide up and down through the limitation of the sliding chute, so that the stability of mode locking is improved. The upper cutter lock module 6 is provided with a first positioning pin hole 601, and the upper cutters 2 are provided with first positioning bolts 201 matched with the first positioning pin hole 601; when any one upper cutting knife 2 rotates to a vertical downward position during mode locking, the first positioning bolt 201 on the upper cutting knife 2 is just aligned to the first positioning pin hole 601, and the upper cutting knife locking die cylinder 5 drives the upper cutting knife locking module 6 to move, so that the first positioning bolt 201 falls into the corresponding first positioning pin hole 601 to lock the corresponding upper cutting knife 2. The upper cutter changing driving mechanism comprises an upper cutter changing driving motor 27, the upper cutter changing driving motor 27 is connected with the upper cutter rotating disc 4 through a belt pulley mechanism, and the upper cutter changing driving motor 27 rotates to drive the belt pulley mechanism to rotate so as to enable the upper cutter rotating disc 4 to rotate.
Referring to fig. 7 to 11, the lower punch mechanism includes a lower cutter assembly, a lower cutter lifting device, a lower cutter die locking mechanism, a rotary die locking mechanism, and a lower cutter tool changing driving mechanism for driving the lower cutter assembly to rotate, the lower cutter assembly includes a lower cutter turntable 15 and six lower cutters 3, the six lower cutters 3 are annularly installed on the lower cutter turntable 15 at equal intervals, and the rotary die locking mechanism is installed on the lower cutter assembly and used for locking the lower cutters 3 on the lower cutter turntable 15. Lower cutter tool changing actuating mechanism includes lower cutter tool changing driving motor 28, and lower cutter tool changing driving motor 28 is fixed on the portion of bending of support body 1, and lower cutter tool changing driving motor 28 passes through the belt pulley mechanism and is connected with lower cutter carousel 15, and lower cutter tool changing driving motor 28 rotates driving pulley mechanism and rotates, makes lower cutter carousel 15 rotate. The lower cutter lifting device comprises a lower cutter lifting driving mechanism and a cutter taking block 16 driven by the lower cutter lifting driving mechanism to move up and down, two second sliders 30 are fixed on the bending end portions of the support body 1, two cutter taking block slide rails 1603 matched with the second sliders 30 are arranged on the cutter taking block 16, and the cutter taking block 16 slides on the second sliders 30 through the cutter taking block slide rails 1603. The lower cutter lifting driving mechanism comprises a lower cutter lifting servo motor 19 and a transmission gear 20 meshed with a gear shaft of the lower cutter lifting servo motor 19, the lower cutter lifting servo motor 19 is installed at the bottom of the bent end of the support body 1, a rack 1601 is arranged on the cutter taking block 16, and the transmission gear 20 is meshed with the rack 1601. The lower cutter lifting servo motor 19 rotates to drive the transmission gear 20 to rotate and drive the cutter taking block 16 to move up and down. The lower cutter mold locking mechanism is installed on the cutter taking block 16 and comprises a lower cutter mold locking cylinder 17 and a lower cutter locking module 18 in sliding connection with the lower cutter mold locking cylinder 17, a clamping fixture block 1801 is arranged on the lower cutter locking module 18, and the lower cutter 3 is correspondingly provided with a clamping groove 301 matched with the clamping fixture block 1801. The lower cutter locking cylinder 17 drives the lower cutter locking module 18 to move towards the lower cutting knife 3, so that the clamping block 1801 falls into the corresponding clamping groove 301, the rotary clamping mechanism is unlocked, and the lower cutter lifting driving mechanism drives the cutter taking block 16 to drive the corresponding lower cutting knife 3 to move upwards to a processing position.
Referring to fig. 7 to 9, a second positioning pin hole 1602 is disposed at the bottom side end of the knife block 16, a knife block mold locking cylinder 21 matched with the second positioning pin hole 1602 is mounted on the bracket body 1, and a second positioning pin 22 is mounted on a cylinder shaft of the knife block mold locking cylinder 21; when the knife taking block 16 drives the lower cutting knife 3 to reach the processing station, the second positioning bolt 22 is just opposite to the second positioning pin hole 1602, and the knife taking block mold locking cylinder 21 drives the cylinder to move axially forward, so that the second positioning bolt 22 is inserted into the second positioning pin hole 1602.
Referring to fig. 12 to 17, six limiting grooves 1501 are annularly and equidistantly arranged on the lower cutter turntable 15, the limiting grooves 1501 are dovetail-shaped, the lower cutters 3 are respectively provided with a limiting table 302 matched with the limiting grooves 1501, the limiting tables 302 are correspondingly arranged in the limiting grooves 1501, and the lower cutters 3 can only slide up and down relative to the lower cutter turntable 15 through the matching of the limiting tables 302 and the limiting grooves 1501. The rotary die locking mechanism comprises a lower cutter rotary locking module 23 and a rotary locking module driving mechanism, six rotary locking module sliding grooves 1502 are formed in the lower cutter rotary disc 15, the six rotary locking module sliding grooves 1502 are correspondingly connected with limiting grooves 1501 respectively, and the lower cutter rotary locking module 23 is installed in the rotary locking module sliding grooves 1502 in a sliding mode. The lower cutter rotation lock module 23 is provided with a clamping boss 2302, and the limiting table 302 is provided with a clamping groove 3021 matched with the clamping boss 2302. The rotary lock module driving mechanism is connected with the lower cutter rotary lock module 23 and used for driving the clamping boss 2302 and the clamping groove 3021 to be clamped, so that the lower punching cutter 3 cannot slide up and down relative to the lower cutter turntable 15. The rotary lock module driving mechanism comprises a rotary lock mold cylinder 24 and a driving panel 26 connected with the rotary lock mold cylinder 24, the rotary lock mold cylinder 24 is installed on the bending part of the support body 1, and the driving panel 26 is located at the bottom of the lower cutter turntable 15; l-shaped sliding blocks 31 are symmetrically and fixedly installed on two sides of a bending part of the support body 1, and the driving panel 26 is installed between the two L-shaped sliding blocks 31 and can slide back and forth relative to the L-shaped sliding blocks 31. The bottom of the lower cutter rotation lock module 23 is provided with a convex column 2301, and the top of the front end of the driving panel 26 is provided with a push-pull mechanism connected with the convex column 2301; the push-pull mechanism comprises a first lug 32 and a second lug 33, and a convex column sliding groove 34 is formed between the first lug 32 and the second lug 33; when the cutter is changed, the lower cutter turntable 15 drives the lower cutter rotation lock module 23 to rotate, so that the convex column 2301 corresponding to the designated lower cutter 3 slides into the convex column sliding groove 34, the rotation mold locking cylinder 24 drives the driving panel 26 to move backwards, the second convex block 33 pulls the convex column 2301 to move backwards, and the lower cutter rotation lock module 23 is separated from the lower cutter 3. An elastic element is arranged between the rear end of the lower cutter rotary lock module 23 and the lower cutter rotary disc 15, the elastic element is a return spring, and after unlocking, the lower cutter rotary lock module 23 restores to the initial position under the elastic force action of the return spring.
Referring to fig. 7, 8 and 11, the lower punching blade 3 is provided with a first discharge hole 303, so that the punched waste material can fall out of the first discharge hole 303. The middle of the lower cutter turntable 15 is provided with a second discharge hole, the gear shaft of the lower cutter lifting servo motor 19 and the outer side of the transmission gear 20 are provided with a protective baffle 35, the protective baffle 35 is positioned under the second discharge hole, waste materials falling from the second discharge hole can be prevented from falling into the gear shaft and the transmission gear 20, and damage is avoided.
To further explain this embodiment, during operation, the lower cutter changing driving motor 28 rotates to drive the pulley mechanism to rotate, so as to rotate the lower cutter rotating disc 15, so as to enable the designated lower cutter 3 to reach the cutter taking station, and the rotary mold locking cylinder 24 drives the driving panel 26 to move backwards, so that the second protrusion 33 pulls the convex column 2301 to move backwards, so as to enable the corresponding lower cutter rotary lock module 23 to be disengaged from the lower cutter 3; meanwhile, the lower cutter locking cylinder 17 drives the lower cutter locking module 18 to move towards the lower cutter 3, so that the clamping fixture block 1801 falls into the corresponding clamping groove 301, the lower cutter lifting servo motor 19 rotates, the transmission gear 20 is driven to rotate, and the cutter taking block 16 is driven to move upwards to a processing position; meanwhile, the upper cutter changing driving motor 27 rotates to drive the belt pulley mechanism to rotate, so that the upper cutter rotating disc 4 rotates, the corresponding upper punch cutter 2 rotates to a processing station, the upper cutter locking die cylinder 5 drives the upper cutter locking module 6 to move, and the first positioning bolt 201 falls into the corresponding first positioning pin hole 601 to lock the corresponding upper punch cutter 2; the lifting driving mechanism drives the upper punching cutter mechanism to move downwards, so that the upper punching cutter 2 and the lower punching cutter 3 are matched for punching.
According to the six-head automatic switching punching module, the manipulator is used for driving the multi-station cutter mechanism, so that the displacement of the cutter can be flexibly controlled, and diversified production requirements can be met; the upper punching mechanism and the lower punching mechanism are provided with six cutters which are correspondingly matched with each other for use, the upper punching cutter is connected with an upper cutter changing driving mechanism and an upper cutter locking mechanism, the lower punching cutter is connected with a lower cutter lifting device, a lower cutter locking mechanism, a rotary locking mechanism and a lower cutter changing driving mechanism, the cutters can be switched under the motion state of a manipulator, the problem that a robot is butted and replaced in the production process is solved, high-precision punching is realized, punching efficiency is improved, occupied space volume is reduced, different production requirements can be met, meanwhile, the maintenance is more convenient and simpler, and module replacement can be carried out without stopping the machine; the support body is connected with outside manipulator through trading the dish soon, and the design of lightweight support body lets the manipulator motion action more stable quick.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a die-cut module of six head automatic switch-over which characterized in that includes: the device comprises a support body (1), an upper punch mechanism and a lower punch mechanism, wherein a lifting driving mechanism is installed on the upper portion of the support body (1), the upper punch mechanism is installed on the lifting driving mechanism in a sliding mode, and the lower punch mechanism is installed on the lower portion of the support body (1) and is opposite to the upper punch mechanism in position; when the punching machine works, the lifting driving mechanism drives the upper punch mechanism to move downwards, and an upper punch (2) on the upper punch mechanism is matched with a lower punch (3) on the lower punch mechanism for punching;
the lower cutter mechanism comprises a lower cutter assembly, a lower cutter lifting device, a lower cutter die locking mechanism, a rotary die locking mechanism and a lower cutter tool changing driving mechanism for driving the lower cutter assembly to rotate, the lower cutter assembly comprises a lower cutter turntable (15) and a plurality of lower cutters (3) arranged on the circumference of the lower cutter turntable (15), and the rotary die locking mechanism is arranged on the lower cutter assembly and used for locking the lower cutters (3) on the lower cutter turntable (15); lower cutter elevating gear include down cutter lift actuating mechanism and by lower cutter lift actuating mechanism drives and carries out the sword piece (16) of getting that reciprocates, lower cutter die locking mechanism installs get on sword piece (16), lower cutter die locking mechanism include down cutter die locking cylinder (17) and with lower cutter locking module (18) of lower cutter die locking cylinder (17) sliding connection, be provided with centre gripping fixture block (1801) on lower cutter locking module (18), all correspond on lower cutter (3) be provided with centre gripping recess (301) that centre gripping fixture block (1801) matches.
2. The six-head automatic switching blanking module of claim 1, wherein: the upper punch mechanism comprises an upper punch assembly, an upper punch die locking mechanism and an upper punch die changing driving mechanism for driving the upper punch assembly to rotate, the upper punch assembly comprises an upper cutter turntable (4) and a plurality of upper punch blades (2) arranged on the circumference of the upper cutter turntable (4), the upper punch die locking mechanism comprises an upper punch die locking cylinder (5) and an upper punch die locking module (6) movably connected with the upper punch die locking cylinder (5), the upper punch die locking module (6) is provided with a first positioning pin hole (601), and the upper punch blades (2) are respectively provided with a first positioning pin (201) matched with the first positioning pin hole (601); when the upper cutter locking cylinder (5) locks the mold, the upper cutter locking module (6) is driven to move, so that the first positioning bolt (201) falls into the corresponding first positioning pin hole (601) to lock the corresponding upper cutting knife (2).
3. The six-head automatic switching blanking module of claim 2, wherein: a top block (7) is fixed on a cylinder shaft of the upper cutter locking module cylinder (5), and the top block (7) is fixedly connected with the upper cutter locking module (6) through a connecting rod (8); when any upper cutting knife (2) rotates to a vertical downward position, the first positioning bolt (201) on the upper cutting knife is just aligned to the first positioning pin hole (601).
4. The six-head automatic switching blanking module of claim 1, wherein: the lifting driving mechanism comprises a lifting servo motor (9), a lead screw (10) and a lead screw nut (11), the lifting servo motor (9) is fixed on the support body (1), the lead screw (10) is rotatably installed on the support body (1), the lifting servo motor (9) is connected with the lead screw (10) through a belt pulley mechanism, the lead screw nut (11) is sleeved on the lead screw (10), and the upper punching cutter mechanism is fixedly connected with the lead screw nut (11) through a punching cutter disc support frame (12); still be fixed with two lead screw guide rails (13) on support body (1), lead screw guide rail (13) are located respectively the both sides of lead screw (10), punch disc support frame (12) are in through first slider (14) slidable mounting on lead screw guide rail (13).
5. The six-head automatic switching blanking module of claim 1, wherein: the lower cutter lifting driving mechanism comprises a lower cutter lifting servo motor (19) and a transmission gear (20) meshed with a gear shaft of the lower cutter lifting servo motor (19), a rack (1601) is arranged on the cutter taking block (16), and the transmission gear (20) is meshed with the rack (1601).
6. The six-head automatic switching blanking module of claim 1, wherein: a second positioning pin hole (1602) is formed in the side end of the bottom of the cutter taking block (16), a cutter taking block mold locking cylinder (21) matched with the second positioning pin hole (1602) is installed on the support body (1), and a second positioning bolt (22) is installed on a cylinder shaft of the cutter taking block mold locking cylinder (21); when the lower punching knife (3) is driven by the knife taking block (16) to reach a machining station, the second positioning bolt (22) is just aligned to the second positioning pin hole (1602), and the knife taking block mold locking air cylinder (21) drives the air cylinder to move axially forwards, so that the second positioning bolt (22) is inserted into the second positioning pin hole (1602).
7. The six-head automatic switching blanking module of claim 1, wherein: a limiting groove (1501) is formed in the lower cutter turntable (15), a limiting table (302) matched with the limiting groove (1501) is arranged on the lower cutter (3), and the limiting table (302) is installed in the limiting groove (1501); the rotary die locking mechanism comprises a lower cutter rotary locking module (23) and a rotary locking module driving mechanism, and the lower cutter rotary locking module (23) is slidably mounted in the lower cutter turntable (15); the rotary lock module driving mechanism is connected with the lower cutter rotary lock module (23) and used for driving the lock module (3) to move and be clamped with the limiting table (201), so that the lower cutter (3) cannot slide up and down relative to the lower cutter turntable (15).
8. The six-head automatic switching die cutting module of claim 7, wherein: the rotary lock module driving mechanism comprises a rotary lock mold cylinder (24) and a driving panel (26) connected with the rotary lock mold cylinder (24), and the driving panel (26) is positioned at the bottom of the lower cutter turntable (15); the bottom of the lower cutter rotary lock module (23) is provided with a convex column (2301), and the top of the front end of the driving panel (26) is provided with a push-pull mechanism connected with the convex column (2301); the rotary die locking cylinder (24) drives the driving panel (26) to move back and forth, so that the push-pull mechanism drives the convex column (2301) to move back and forth, and the lower cutter rotary lock module (23) is locked or separated from the lower cutter (3).
9. The six-head automatic switching blanking module of claim 1, wherein: the support is characterized in that a quick-change disc (25) connected with an external manipulator is mounted on the support body (1).
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| CN201911182640.8A CN110918762B (en) | 2019-11-27 | 2019-11-27 | Die-cut module of six head automatic switch-over |
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| CN111545641B (en) * | 2020-04-26 | 2021-09-21 | 合肥众机群机械制造有限公司 | Punching and bending device for processing lifting lugs |
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| CN112775263B (en) * | 2021-01-27 | 2022-09-20 | 泉州芸台科技有限公司 | Die conversion device of die cutting machine |
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| CN114042801B (en) * | 2022-01-13 | 2022-03-11 | 江苏华灿电讯集团股份有限公司 | 5G antenna housing integral type stamping equipment |
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