CN106696328A - Main drive for double-servo numerical-control turret punch press - Google Patents

Main drive for double-servo numerical-control turret punch press Download PDF

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Publication number
CN106696328A
CN106696328A CN201710032273.8A CN201710032273A CN106696328A CN 106696328 A CN106696328 A CN 106696328A CN 201710032273 A CN201710032273 A CN 201710032273A CN 106696328 A CN106696328 A CN 106696328A
Authority
CN
China
Prior art keywords
servo motor
crank
sliding block
servo
rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710032273.8A
Other languages
Chinese (zh)
Inventor
吴凤江
杨云
沙晓慧
夏洪斌
周锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUZHOU ACCURPRESS MACHINERY CO Ltd
Original Assignee
SUZHOU ACCURPRESS MACHINERY CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SUZHOU ACCURPRESS MACHINERY CO Ltd filed Critical SUZHOU ACCURPRESS MACHINERY CO Ltd
Priority to CN201710032273.8A priority Critical patent/CN106696328A/en
Publication of CN106696328A publication Critical patent/CN106696328A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B1/00Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
    • B30B1/26Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by cams, eccentrics, or cranks
    • B30B1/266Drive systems for the cam, eccentric or crank axis

Abstract

The invention discloses a main drive for a double-servo numerical-control turret punch press. The main drive comprises a driving servo motor and an auxiliary servo motor. A speed reducer is fixedly connected to the driving servo motor. An output shaft of the driving servo motor is fixedly connected with a connecting shaft of the speed reducer. A joint seat is fixedly connected to the surface of the speed reducer. A crank is fixedly connected to one end of the speed reducer and located in the joint seat. The crank is sleeved with a connecting rod. An upper sliding block is movably connected to the bottom end of the connecting rod through a connecting pin. A nut is fixedly connected to the bottom of the upper sliding block. According to the main drive, a lower sliding block is driven by the auxiliary servo motor to move downwards, so that the stroke from the dead point to the pre-pressing point is reduced, the eccentricity of the crank is reduced, the power of the servo motors is reduced, the energy consumption is lowered, the rated stamping force can be reached, the high stamping frequency can be reached, and the precision is improved to a certain degree due to the short moving distance; and in work, due to the fact that the motion stroke is short, the generated noise pollution is small.

Description

A kind of pair of main transmission of servo digital control rotating tower punch
Technical field
The present invention relates to Mechanization Technique field, the specially a kind of pair main transmission of servo digital control rotating tower punch.
Background technology
NC turret punch machine as punching press power main transmission part, using toggle, bent axle is provided with bias Axle, moves source and is provided by the motor mounted in crankshaft end, and at the eccentric shaft of bent axle, the other end passes through bearing pin and cunning for one end of connecting rod Block is connected, the distance between stroke namely top dead-centre of sliding block and bottom dead centre, is by the distance between upper and lower mould+enter modulus+beat The safety movement space tapped the head more than upper mould die shank determines that the ram travel of existing market NC turret punch machine is general by bias The wobbler action control of axle, eccentric wheel power is provided by motor, therefore, servomotor main transmission part sets pre- pressure point punching Pressure, controls crank rotation angle, and bent axle swings back and forth in the range of certain angle, and motor needs ceaselessly to accelerate to be changed with positive and negative To, to reach the punching press frequency high, it is necessary to bigger acceleration, immediate current is big, is unfavorable for energy-conservation, in addition the bias of bent axle Away from big, cause the rotary inertia of toggle big, matching motor inertia is big, and power of motor is also big, and energy consumption is increased, Final influence process velocity, energy consumption and precision, and the traditional punch press noise in punching course is larger, causes noise dirty Dye.
The content of the invention
(1) technical problem for solving
In view of the shortcomings of the prior art, the invention provides a kind of pair of main transmission of servo digital control rotating tower punch, solve The NC turret punch machine speed of in the market is slow, the problem that high energy consumption, the punch press noise in punching course are larger and precision is low.
(2) technical scheme
To achieve the above object, the present invention provides following technical scheme:A kind of pair of main transmission of servo digital control rotating tower punch, Including active servo motor and auxiliary servo motor, decelerator is fixedly connected with the active servo motor, the active is watched Take the output shaft of motor to be fixedly connected with the connecting shaft of decelerator, the surface of the decelerator is fixedly connected with joint chair, described to subtract One end of fast device is fixedly connected with crank, and the crank is located in joint chair, and connecting rod, the bottom of the connecting rod are socketed with the crank End is connected with top shoe by connecting pin, and the bottom of the top shoe is fixedly connected with screw rod, and screw thread connects on the screw rod Nut is connected to, the surface of the nut is fixedly connected with big belt pulley, and the bottom of the nut is fixedly connected with sliding block, described The bottom of joint chair is fixedly connected with key, and the surface of the sliding block opens up fluted, and the key is connected in groove, the downslide The bottom of block is fixedly connected with attacking head.
The output shaft of the auxiliary servo motor is connected with small belt pulley by universal joint, and the small belt pulley passes through Belt is connected with big belt pulley.
Preferably, the active servo motor and auxiliary servo motor are fixedly installed in mounting seat respectively.
Preferably, the height of the screw rod is 10-20 centimetres.
Preferably, the centrifugation distance of the crank is 6 millimeters.
Preferably, the length of the groove is highly identical with screw rod.
(3) beneficial effect
The invention provides a kind of pair of main transmission of servo digital control rotating tower punch.Possesses following beneficial effect:
The present invention by set active servo motor, auxiliary servo motor, decelerator, joint chair, crank, connecting rod, connecting pin, Top shoe, nut, screw rod, big belt pulley, sliding block, key, groove, attacking head, universal joint, small belt pulley and big belt pulley, make Punch press drives sliding block to move downward, so as to reduce dead point to pre- pressure point when punching press is carried out by auxiliary servo motor Stroke, reduces the eccentric throw of crank, reduces the power of servomotor, reduces energy consumption, can reach specified stamping press, Can reach punching press frequency higher again, and range ability is shorter also causes that precision improves, operationally, due to fortune Dynamic stroke is shorter, and the noise pollution for causing is also smaller.
Brief description of the drawings
Fig. 1 is the cross-sectional view of front view of the present invention.
In figure:1 active servo motor, 2 auxiliary servo motors, 3 decelerators, 4 joint chairs, 5 cranks, 6 connecting rods, 7 connecting pins, 8 Top shoe, 9 screw rods, 10 nuts, 11 big belt pulleys, 12 sliding blocks, 13 keys, 14 grooves, 15 attacking heads, 16 universal joints, 17 cuticles Belt wheel, 18 belts.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
As shown in figure 1, the present invention provides a kind of technical scheme:A kind of pair of main transmission of servo digital control rotating tower punch, including Active servo motor 1 and auxiliary servo motor 2, active servo motor 1 and auxiliary servo motor 2 are fixedly installed to installation respectively On seat, decelerator 3, the output shaft of active servo motor 1 and the connecting shaft of decelerator 3 are fixedly connected with active servo motor 1 Be fixedly connected, the surface of decelerator 3 is fixedly connected with joint chair 4, one end of decelerator 3 is fixedly connected with crank 5, crank 5 from Heart distance is 6 millimeters, and crank 5 is located in joint chair 4, and connecting rod 6 is socketed with crank 5, and the bottom of connecting rod 6 is by the activity of connecting pin 7 Top shoe 8 is connected with, the bottom of top shoe 8 is fixedly connected with screw rod 9, and the height of screw rod 9 is 10-20 centimetres, screw thread on screw rod 9 Nut 10 is connected with, the surface of nut 10 is fixedly connected with big belt pulley 11, and the bottom of nut 10 is fixedly connected with sliding block 12, The bottom of joint chair 4 is fixedly connected with key 13, and the surface of sliding block 12 opens up fluted 14, and key 13 is connected in groove 14, groove 14 length is highly identical with screw rod 9, and the bottom of sliding block 12 is fixedly connected with attacking head 15.
The output shaft of auxiliary servo motor 2 is connected with small belt pulley 17 by universal joint 16, and small belt pulley 17 passes through Belt 18 is connected with big belt pulley 10.
During work, auxiliary servo motor 2 drives small belt pulley 17 to drive big belt pulley 10 to rotate by universal joint 16, great Pi Belt wheel 10 is installed on nut 10, and nut 10 is rotated on screw rod 9 so as to sliding block 12 is moved downward under the guiding of key 13, is arrived Up to pre- pressure point position, active servo motor 1 drives crank 5, connecting rod 6 and top shoe 7 to complete punching press after decelerator 2 and acts.
Can to sum up obtain, the present invention is by setting active servo motor 1, auxiliary servo motor 2, decelerator 3, joint chair 4, crank 5th, connecting rod 6, connecting pin 7, top shoe 8, screw rod 9, nut 10, big belt pulley 11, sliding block 12, key 13, groove 14, attacking head 15th, universal joint 16, small belt pulley 17 and belt 18, make punch press when punching press is carried out, and sliding block is driven by auxiliary servo motor 2 12 move downward, and so as to reduce the stroke at dead point to pre- pressure point, reduce the eccentric throw of crank 5, reduce servomotor Power, reduces energy consumption, can reach specified stamping press, and punching press frequency higher can be reached again, and range ability is shorter Also so that precision improves, operationally, because movement travel is shorter, the noise pollution for causing is also smaller.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention And modification, the scope of the present invention be defined by the appended.

Claims (5)

1. a kind of pair of main transmission of servo digital control rotating tower punch, including active servo motor (1) and auxiliary servo motor (2), its It is characterised by:Decelerator (3), the output shaft of the active servo motor (1) are fixedly connected with the active servo motor (1) Connecting shaft with decelerator (3) is fixedly connected, and the surface of the decelerator (3) is fixedly connected with joint chair (4), the decelerator (3) one end is fixedly connected with crank (5), and the crank (5) is socketed with connecting rod in joint chair (4) on the crank (5) (6), the bottom of the connecting rod (6) is connected with top shoe (8) by connecting pin (7), and the bottom of the top shoe (8) is fixed Screw rod (9) is connected with, nut (10) is threaded with the screw rod (9), the surface of the nut (10) is fixedly connected with greatly Belt pulley (11), the bottom of the nut (10) is fixedly connected with sliding block (12), and the bottom of the joint chair (4) is fixedly connected with Key (13), the surface of the sliding block (12) is opened up fluted (14), and the key (13) is connected in groove (14), the downslide The bottom of block (12) is fixedly connected with attacking head (15);
The output shaft of the auxiliary servo motor (2) is connected with small belt pulley (17), the cuticle by universal joint (16) Belt wheel (17) is connected by belt (18) and big belt pulley (10).
2. the main transmission of a kind of pair of servo digital control rotating tower punch according to claim 1, it is characterised in that:The active is watched Take motor (1) and auxiliary servo motor (2) is fixedly installed in mounting seat respectively.
3. the main transmission of a kind of pair of servo digital control rotating tower punch according to claim 1, it is characterised in that:The screw rod (9) height is 10-20 centimetres.
4. the main transmission of a kind of pair of servo digital control rotating tower punch according to claim 1, it is characterised in that:The crank (5) centrifugation distance is 6 millimeters.
5. the main transmission of a kind of pair of servo digital control rotating tower punch according to claim 1, it is characterised in that:The groove (14) length is highly identical with screw rod (9).
CN201710032273.8A 2017-01-16 2017-01-16 Main drive for double-servo numerical-control turret punch press Pending CN106696328A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710032273.8A CN106696328A (en) 2017-01-16 2017-01-16 Main drive for double-servo numerical-control turret punch press

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710032273.8A CN106696328A (en) 2017-01-16 2017-01-16 Main drive for double-servo numerical-control turret punch press

Publications (1)

Publication Number Publication Date
CN106696328A true CN106696328A (en) 2017-05-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710032273.8A Pending CN106696328A (en) 2017-01-16 2017-01-16 Main drive for double-servo numerical-control turret punch press

Country Status (1)

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CN (1) CN106696328A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1201416A1 (en) * 2000-10-16 2002-05-02 Aida Engineering Co., Ltd. Bottom dead center correction device for servo press machine
JP2003136300A (en) * 2001-11-06 2003-05-14 Aida Eng Ltd Slide adjuster of press machine
CN103302894A (en) * 2013-06-26 2013-09-18 合肥海德数控液压设备有限公司 Electrically-controlled regulating device for underneath blanking stroke of hydraulic machine
CN103639271A (en) * 2013-08-29 2014-03-19 江苏亚威机床股份有限公司 Servo punching main transmission device of numerical control turret punch press
CN105593009A (en) * 2013-10-02 2016-05-18 村田机械株式会社 Press machine and press method
CN205467517U (en) * 2016-02-01 2016-08-17 山东恒宇重工机械有限公司 Mechanical press die height stop device
CN206484940U (en) * 2017-01-16 2017-09-12 爱克(苏州)机械有限公司 A kind of main transmission of pair of servo digital control rotating tower punch

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1201416A1 (en) * 2000-10-16 2002-05-02 Aida Engineering Co., Ltd. Bottom dead center correction device for servo press machine
JP2003136300A (en) * 2001-11-06 2003-05-14 Aida Eng Ltd Slide adjuster of press machine
CN103302894A (en) * 2013-06-26 2013-09-18 合肥海德数控液压设备有限公司 Electrically-controlled regulating device for underneath blanking stroke of hydraulic machine
CN103639271A (en) * 2013-08-29 2014-03-19 江苏亚威机床股份有限公司 Servo punching main transmission device of numerical control turret punch press
CN105593009A (en) * 2013-10-02 2016-05-18 村田机械株式会社 Press machine and press method
CN205467517U (en) * 2016-02-01 2016-08-17 山东恒宇重工机械有限公司 Mechanical press die height stop device
CN206484940U (en) * 2017-01-16 2017-09-12 爱克(苏州)机械有限公司 A kind of main transmission of pair of servo digital control rotating tower punch

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Application publication date: 20170524