CN211730353U - Small-size four-column servo punch press - Google Patents

Small-size four-column servo punch press Download PDF

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Publication number
CN211730353U
CN211730353U CN201922460757.XU CN201922460757U CN211730353U CN 211730353 U CN211730353 U CN 211730353U CN 201922460757 U CN201922460757 U CN 201922460757U CN 211730353 U CN211730353 U CN 211730353U
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CN
China
Prior art keywords
piston
adjusting
reduction gear
drive
adjusting worm
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Active
Application number
CN201922460757.XU
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Chinese (zh)
Inventor
张强
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Dongguan Weide automation equipment Technology Co.,Ltd.
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Dongguan Kaifang Industrial Co ltd
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Priority to CN201922460757.XU priority Critical patent/CN211730353U/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/0029—Details of, or accessories for, presses; Auxiliary measures in connection with pressing means for adjusting the space between the press slide and the press table, i.e. the shut height
    • B30B15/0035—Details of, or accessories for, presses; Auxiliary measures in connection with pressing means for adjusting the space between the press slide and the press table, i.e. the shut height using an adjustable connection between the press drive means and the press slide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B1/00—Presses, 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
    • B30B1/26—Presses, 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
    • B30B1/266—Drive systems for the cam, eccentric or crank axis

Abstract

The utility model provides a small-size four post type servo punch presses, including last frame, lower frame, guide pillar and slider, the upper computer seat is installed on the upper portion of guide pillar, and lower frame setting is provided with bent axle, second grade reducing gear box, connecting rod, servo motor and mould height adjusting device in the lower part of guide pillar in the upper computer seat, and the bent axle is installed in last frame, and the connecting rod is installed on the bent axle, and servo motor can drive the bent axle through the second grade reducing gear box and be rotary motion, and the lower extreme of connecting rod passes through mould height adjusting device and is connected with the slider. The utility model discloses a servo motor drives the bent axle through the second grade reducing gear box and is rotary motion, because the moment of torsion can be enlargied to the second grade reducing gear box, just so need not use powerful motor to drive the bent axle rotatory, can select the servo motor of miniwatt to drive the bent axle rotatory, can save the power, accurate control can be realized to the servo motor rotational speed to can improve the punching press precision of punch press, but also improve the efficiency and the precision of punch press mould high adjustment through setting up mould high adjusting device.

Description

Small-size four-column servo punch press
Technical Field
The utility model relates to a punch press field, in particular to servo punch press of small-size four-column type.
Background
In the prior art, a common punch presses the crank slide block to reciprocate up and down to punch by using a motor to drive a flywheel.
However, if the motor is used to drive the flywheel, a motor with larger power is needed to drive the flywheel, so that the punching machine of the flywheel mechanism in the prior art is not suitable for being applied to a small punching machine. In addition, the punch press in the prior art adopts a common motor to drive the flywheel to rotate, the rotation speed of the crankshaft cannot be accurately controlled by the common motor, and the punching precision of the punch press cannot be improved due to the fact that the rotation speed of the common motor cannot be controlled.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can improve the servo punch press of four small-size columnar order of punching press precision.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a small-size four post type servo punch presses, includes frame, lower frame, guide pillar and slider, it installs on the upper portion of guide pillar to go up the frame, lower frame sets up the lower part at the guide pillar, the slider is installed on the guide pillar and is located between frame and the lower frame, it is provided with bent axle, second grade reducing gear box, connecting rod, servo motor and mould height adjusting device to go up in the frame, rotatable the installing in last frame of bent axle, the connecting rod is installed on the bent axle, servo motor can drive the bent axle through the second grade reducing gear box and be rotary motion, the lower extreme of connecting rod passes through mould height adjusting device and is connected with the slider, the connecting rod can drive the slider and do elevating movement along the guide pillar under the.
Further, the secondary reduction box comprises a driven belt wheel, a first driving reduction gear, a first driven reduction gear, a second driving reduction gear and a second driven reduction gear, the driving belt wheel of the servo motor is connected with the driven belt wheel through a first belt, the driving belt wheel is connected with the first driven reduction gear through the first driving reduction gear, the first driven reduction gear is connected with the second driven reduction gear through the second driving reduction gear, the second driven reduction gear is installed at the right end of the crankshaft, and the second driven reduction gear can drive the crankshaft to rotate.
Further, the die height adjusting device comprises an adjusting worm wheel, an adjusting worm, an adjusting nut and an adjusting motor, the adjusting nut is sleeved on the adjusting worm wheel and is in threaded connection with the adjusting nut, the adjusting worm is in meshed connection with the adjusting worm wheel, the adjusting motor is connected with the adjusting worm, the adjusting motor can drive the adjusting worm to rotate, and the adjusting worm can drive the adjusting worm wheel to move upwards or downwards relative to the adjusting nut.
The gap eliminating device comprises a locking screw rod, a piston cylinder and a piston, the piston is arranged in the piston cylinder and can move up and down in the piston cylinder, the locking screw rod is arranged in the adjusting worm gear, the upper end of the locking screw rod is fixed in an upper end hole of the adjusting worm gear, the lower end of the locking screw rod is fixed in the piston, and the piston can drive the lower end of the locking screw rod to move up and down.
Furthermore, the piston comprises a thread locking piston and an overload piston, the lower end of the locking screw is installed in the thread locking piston through a limiting nut, the overload piston is sleeved on the locking screw and located on the upper surface of the thread locking piston, and the upper surface of the load piston is abutted to the lower surface of the adjusting worm wheel.
Furthermore, an oil inlet hole is formed in one side of the piston cylinder, a gap exists between the thread locking piston and the overload piston, a piston chamber is formed in the gap, and the oil inlet hole is communicated with the piston chamber.
The utility model has the advantages that:
the utility model discloses a be provided with the bent axle in last frame, the second grade reducing gear box, the connecting rod, servo motor and mould height adjusting device, wherein servo motor drives the bent axle through the second grade reducing gear box and is rotary motion, because the moment of torsion can be enlargied to the second grade reducing gear box, just so need not use powerful motor to drive the bent axle rotatory, the servo motor that can select the miniwatt drives the bent axle rotatory, thereby can save power, accurate control can be realized to the servo motor rotational speed, thereby can improve the punching press precision of punch press, and still improve the efficiency and the precision of the high adjustment of punch press mould through setting up the mould height adjusting device.
Drawings
Fig. 1 is a schematic front view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a partial sectional view of the upper housing of the present invention;
fig. 4 is a partial view of the upper housing of the present invention;
fig. 5 is a schematic structural view of the other side of the present invention;
fig. 6 is a schematic structural view of the die height adjusting device of the present invention;
fig. 7 is an exploded sectional view schematically illustrating the die height adjusting apparatus of the present invention;
fig. 8 is a schematic sectional view of the die height adjusting device of the present invention.
Detailed Description
The invention is further explained below with reference to the drawings:
as shown in fig. 1 to 5, a small four-column servo punch press comprises an upper base 1, a lower base 2, a guide pillar 3 and a slider 4, wherein the upper base 1 is installed on the upper portion of the guide pillar 3, the lower base 2 is installed on the lower portion of the guide pillar 3, the slider 4 is installed on the guide pillar 3 and is located between the upper base 1 and the lower base 2, a crankshaft 5, a secondary reduction gearbox 6, a connecting rod 7, a servo motor 8 and a die height adjusting device 9 are arranged in the upper base 1, the crankshaft 5 is rotatably installed in the upper base 1, the connecting rod 7 is installed on the crankshaft 5, the servo motor 8 can drive the crankshaft 5 to rotate through the secondary reduction gearbox 6, the lower end of the connecting rod 7 is connected with the slider 4 through the die height adjusting device 9, and the connecting rod 7 can drive the slider 4 to move up and down along the guide pillar 3 under the driving of the crankshaft 5.
The utility model discloses a be provided with bent axle 5 in last frame 1, second grade reducing gear box 6, connecting rod 7, servo motor 8 and mould height adjusting device 9 are put, wherein servo motor 8 drives bent axle 5 through second grade reducing gear box 6 and is rotary motion, because second grade reducing gear box 6 can enlarge the moment of torsion, just so need not use powerful motor to drive the bent axle rotatory, servo motor 8 that can select the miniwatt drives the bent axle rotatory, thereby can save power, accurate control can be realized to servo motor 8 rotational speed, thereby can improve the punching press precision of punch press, and still improve the efficiency and the precision of the high adjustment of punch press mould through setting up mould height adjusting device 9.
Further, the secondary reduction box 6 includes a driven pulley 61, a first driving reduction gear 62, a first driven reduction gear 63, a second driving reduction gear 64 and a second driven reduction gear 65, the driving pulley 81 of the servo motor 8 is connected with the driven pulley 61 through a first belt 64, the driving pulley 61 is connected with the first driven reduction gear 63 through the first driving reduction gear 62, the first driven reduction gear 63 is connected with the second driven reduction gear 66 through the second driving reduction gear 65, the second driven reduction gear 66 is installed at the right end of the crankshaft 5, and the second driven reduction gear 66 can drive the crankshaft 5 to rotate.
Further, the die height adjusting device 9 includes an adjusting worm wheel 91, an adjusting worm 92, an adjusting nut 93 and an adjusting motor 94, the adjusting nut 93 is sleeved on the adjusting worm wheel 92, the adjusting worm wheel 91 is in threaded connection with the adjusting nut 93, the adjusting worm 92 is in meshed connection with the adjusting worm wheel 91, the adjusting motor 94 is connected with the adjusting worm 92, the adjusting motor 94 can drive the adjusting worm 92 to rotate, and the adjusting worm 92 can drive the adjusting worm wheel 91 to move upward or downward relative to the adjusting nut 93.
Further, the clearance eliminating device 10 comprises a locking screw 101, a piston cylinder 102 and a piston 103, the piston 103 is arranged in the piston cylinder 102 and can move up and down in the piston cylinder 102, the locking screw 101 is arranged in the adjusting worm wheel 91, the upper end of the locking screw 101 is fixed in an upper end hole of the adjusting worm wheel 91, the lower end of the locking screw 101 is fixed in the piston 103, and the piston 103 can drive the lower end of the locking screw 101 to move up and down.
Further, the piston 103 includes a screw locking piston 1031 and an overload piston 1032, the lower end of the locking screw 101 is installed in the screw locking piston 1031 through a limit nut, the overload piston 1032 is sleeved on the locking screw 101 and is located on the upper surface of the screw locking piston 1031, and the upper surface of the load piston 1032 abuts against the lower surface of the adjusting worm gear 91.
Further, an oil inlet 1021 is formed at one side of the piston cylinder 102, a gap exists between the screw locking piston 1031 and the overload piston 1032, the gap forms a piston chamber, and the oil inlet 1021 is communicated with the piston chamber.
The punching machine is characterized by further comprising a hydraulic pump 104 and a hydraulic pressure sensor, wherein the hydraulic pump 104 is connected with the oil inlet hole, the hydraulic pressure sensor is connected with the hydraulic pump 104, and the hydraulic pressure sensor can detect the pressure in the piston chamber to judge whether the punching machine is overloaded or not.
The utility model discloses when the adjustment die is high, rotary motion is done to the first adjustment motor drive adjustment worm to make adjustment worm drive adjustment worm wheel do for adjusting nut and make upwards or move down, after the high adjustment of punch press mould, the lower extreme that the piston in the hydraulic pump drive piston cylinder drove the locking screw rod is downward, thereby the upper end of locking screw rod drives the adjustment worm wheel and presss from both sides tightly each other for adjusting nut, makes the screw thread between adjustment worm wheel and the adjusting nut closely laminate, thereby has eliminated the thread clearance between adjustment worm wheel and the adjusting nut, the utility model has the advantages of: compact structure has adopted the worm gear structure to improve efficiency and the precision of punch press mould height adjustment, but also is provided with clearance remove device, has eliminated the thread clearance between adjustment worm wheel and the adjusting nut, can prevent that the punch press during operation, the mould height appears the change for punch press punching press precision is higher.
The above description is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims (6)

1. The utility model provides a servo punch press of small-size four column types which characterized in that: the upper machine base is arranged on the upper portion of the guide column, the lower machine base is arranged on the lower portion of the guide column, the slide block is arranged on the guide column and located between the upper machine base and the lower machine base, a crankshaft, a secondary reduction gearbox, a connecting rod, a servo motor and a die height adjusting device are arranged in the upper machine base, the crankshaft is rotatably arranged in the upper machine base, the connecting rod is arranged on the crankshaft, the servo motor can drive the crankshaft to rotate through the secondary reduction gearbox, the lower end of the connecting rod is connected with the slide block through the die height adjusting device, and the connecting rod can drive the slide block to move up and down along the guide column under the driving of the crankshaft.
2. The compact four-column servo press as claimed in claim 1, wherein: the two-stage reduction box comprises a driven belt wheel, a first driving reduction gear, a first driven reduction gear, a second driving reduction gear and a second driven reduction gear, the driving belt wheel of the servo motor is connected with the driven belt wheel through a first belt, the driving belt wheel is connected with the first driven reduction gear through the first driving reduction gear, the first driven reduction gear is connected with the second driven reduction gear through the second driving reduction gear, the second driven reduction gear is installed at the right end part of the crankshaft, and the second driven reduction gear can drive the crankshaft to rotate.
3. The compact four-column servo press as claimed in claim 1, wherein: the die height adjusting device comprises an adjusting worm wheel, an adjusting worm, an adjusting nut and an adjusting motor, wherein the adjusting nut is sleeved on the adjusting worm wheel, the adjusting worm wheel is in threaded connection with the adjusting nut, the adjusting worm is meshed with the adjusting worm wheel and is connected with the adjusting worm, the adjusting motor can drive the adjusting worm to rotate, and the adjusting worm can drive the adjusting worm wheel to move upwards or downwards relative to the adjusting nut.
4. A compact four-column servo press as claimed in claim 3, wherein: the clearance eliminating device comprises a locking screw rod, a piston cylinder and a piston, the piston is arranged in the piston cylinder and can move up and down in the piston cylinder, the locking screw rod is arranged in an adjusting worm gear, the upper end of the locking screw rod is fixed in an upper end hole of the adjusting worm gear, the lower end of the locking screw rod is fixed in the piston, and the piston can drive the lower end of the locking screw rod to move up and down.
5. The compact four-column servo press according to claim 4, wherein: the piston comprises a thread locking piston and an overload piston, the lower end of the locking screw is installed in the thread locking piston through a limiting nut, the overload piston is sleeved on the locking screw and located on the upper surface of the thread locking piston, and the upper surface of the load piston is abutted to the lower surface of the adjusting worm wheel.
6. The compact four-column servo press according to claim 5, wherein: and an oil inlet hole is formed in one side of the piston cylinder, a gap exists between the thread locking piston and the overload piston, a piston chamber is formed in the gap, and the oil inlet hole is communicated with the piston chamber.
CN201922460757.XU 2019-12-31 2019-12-31 Small-size four-column servo punch press Active CN211730353U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922460757.XU CN211730353U (en) 2019-12-31 2019-12-31 Small-size four-column servo punch press

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922460757.XU CN211730353U (en) 2019-12-31 2019-12-31 Small-size four-column servo punch press

Publications (1)

Publication Number Publication Date
CN211730353U true CN211730353U (en) 2020-10-23

Family

ID=72867046

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922460757.XU Active CN211730353U (en) 2019-12-31 2019-12-31 Small-size four-column servo punch press

Country Status (1)

Country Link
CN (1) CN211730353U (en)

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GR01 Patent grant
GR01 Patent grant
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TR01 Transfer of patent right

Effective date of registration: 20201020

Address after: Room 102, building 1, No.8 Chuangxing Middle Road, Gaobu Town, Dongguan City, Guangdong Province 523000

Patentee after: Dongguan Weide automation equipment Technology Co.,Ltd.

Address before: 523000 four building, Pujing Industrial Park, 688-25 Fu Min Road, Dalang Town, Dalang, Dongguan, Guangdong

Patentee before: DONGGUAN KAIFANG INDUSTRIAL Co.,Ltd.