CN202984404U - Single-motor driven double-leading screw device for numerical-control punching machine - Google Patents

Single-motor driven double-leading screw device for numerical-control punching machine Download PDF

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Publication number
CN202984404U
CN202984404U CN 201220683561 CN201220683561U CN202984404U CN 202984404 U CN202984404 U CN 202984404U CN 201220683561 CN201220683561 CN 201220683561 CN 201220683561 U CN201220683561 U CN 201220683561U CN 202984404 U CN202984404 U CN 202984404U
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CN
China
Prior art keywords
leading screw
buffer board
adjustable shelf
transmission
crossbeam
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Expired - Fee Related
Application number
CN 201220683561
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Chinese (zh)
Inventor
孙震
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孙震
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Priority to CN 201220683561 priority Critical patent/CN202984404U/en
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Publication of CN202984404U publication Critical patent/CN202984404U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model provides a single-motor driven double-leading screw device for a numerical-control punching machine, which comprises a first cross beam and a second cross beam, wherein the first cross beam and the second cross beam are connected with each other through a supporting frame; a first leading screw is mounted on the first cross beam, and a second leading screw is mounted on the second cross beam; a driving motor is mounted on the supporting frame; the output shaft of the driving motor is connected with one end of a rotating shaft, and the other end of the rotating shaft is connected with the supporting frame through a bearing pedestal; the rotating shaft is connected with the first leading screw and the second leading screw through a first transmission device and a second transmission device respectively; the first transmission device has the same transmission ratio as the second transmission device; the first leading screw drives a stamping die to move along the first cross beam; and the second leading screw drives a female die to move along the second cross beam. According to the utility model, the two leading screws corresponding to the stamping die and the female die can be driven simultaneously through one motor, and are stressed uniformly, so that when in use, the stamping die and the female die can be aligned accurately, and cannot be damaged.

Description

A kind of numerical control stamping sheet motor-driven double lead-screw device
Technical field
The utility model relates to a kind of numerical control press, specifically a kind of numerical control stamping sheet motor-driven double lead-screw device.
Background technology
Traditional punch press is generally that the position of punch die and die is fixed, steel plate to be processed moves under the driving of feeding driving device, punching is carried out in the punch die below that the position of need punching is moved to punch press, and the shortcoming of this punch press is that floor space is larger, edges of plate to be processed is difficult for punching etc.For addressing the above problem, those skilled in the art have designed the transportable numerical control press product in position of punch die and die, this class numerical control press in use, steel plate position to be processed is fixed, punch die and die move to needs the position of punching to carry out punching, this class numerical control press can effectively dwindle floor space, and can be in steel plate edge punching.But this class numerical control press is all to adopt two motors to drive respectively punch die and two leading screws corresponding to die at present, and this infrastructure cost is higher, easily occurs deviation simultaneously in the driving process, and required precision synchronous to motor and calibrating installation is higher.In order to reduce equipment cost, those skilled in the art have designed with leading screw of a motor-driven, this leading screw drives the structure of another leading screw again by transmission device, this structure can realize that a motor drives the function of punch die and two leading screws corresponding to die simultaneously, but by motor direct-drive, another leading screw is driven by transmission device due to a leading screw, two stressed differences of leading screw, when causing using, punch die and die can't exactitude position, very easily mold damages.
The utility model content
The purpose of this utility model is to provide a kind of numerical control stamping sheet motor-driven double lead-screw device, it can drive punch die and corresponding two leading screws and two leading screws of die are stressed evenly simultaneously by a motor, during use, punch die and die can exactitude positions, can mold damage.
the utility model for achieving the above object, be achieved through the following technical solutions: comprise first crossbeam and second cross beam, connect by bracing frame between first crossbeam and second cross beam, the first leading screw is installed on first crossbeam, the second leading screw is installed on second cross beam, drive motors is installed on bracing frame, the output shaft of drive motors is connected with rotating shaft one end, the rotating shaft other end is connected with bracing frame by bearing block, rotating shaft respectively by the first transmission device be connected transmission device and the first leading screw be connected leading screw and be connected, the first transmission device is identical with the gearratio of the second transmission device, the first leading screw drives punch die and moves along first crossbeam, the second leading screw drives die and moves along second cross beam.Described the first transmission device has the first synchronizing wheel in the rotating shaft of being arranged on, the first synchronizing wheel is connected with the second synchronizing wheel on being arranged on the first leading screw by the first Timing Belt, described the second transmission device has the 3rd synchronizing wheel in the rotating shaft of being arranged on, and the 3rd synchronizing wheel is connected with the 4th synchronizing wheel on being arranged on the second leading screw by the second Timing Belt.The first nut is installed on the first leading screw, the first nut is connected with the first adjustable shelf on being arranged on first crossbeam, the drift that can drive the punch die motion is installed on the first adjustable shelf, the first slide rail is installed on first crossbeam, and the first adjustable shelf slides along the first slide rail, and the second nut is installed on the second leading screw, the second nut is connected with the second adjustable shelf on being arranged on second cross beam, on the second adjustable shelf, die is installed, the second slide rail is installed on second cross beam, the second adjustable shelf slides along the second slide rail.the first buffer board is set below the first adjustable shelf, the first buffer board is connected with the first adjustable shelf by the first guide finger, drift is arranged on the first buffer board, gapped between the first buffer board and first crossbeam, between the first buffer board and first crossbeam, distance L 1 is less than the distance L 2 between the first buffer board and the first adjustable shelf, the first buffer board moves up and down along the first guide finger, the second buffer board is set above the second adjustable shelf, the second buffer board is connected with the second adjustable shelf by the second guide finger, between the second buffer board and the second adjustable shelf, back-moving spring is installed, die is arranged on the second buffer board, distance L 3 between the second buffer board and second cross beam is less than the distance L 4 between the second buffer board and the second adjustable shelf, the second buffer board moves up and down along the second guide finger.
The utility model has the advantage of: can drive simultaneously punch die and two leading screws corresponding to die by a motor, be conducive to reduce equipment cost, article two, leading screw is stressed evenly, during use, punch die and die can exactitude positions, can mold damage, transmission accuracy is high, in the time of can effectively preventing punching, punch die and die form impact to slide block and slide rail, be conducive to extend the slide block that uses on numerical control press and the service life of slide rail, do not need frequently to change accessory in production process, cost of equipment maintenance is lower, does not affect production efficiency etc.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is I section structure for amplifying schematic diagram in Fig. 1;
Fig. 3 is II section structure for amplifying schematic diagram in Fig. 1.
The specific embodiment
a kind of numerical control stamping sheet motor-driven double lead-screw device described in the utility model comprises first crossbeam 1 and second cross beam 2, connect by bracing frame 3 between first crossbeam 1 and second cross beam 2, the first leading screw 4 is installed on first crossbeam 1, the second leading screw 5 is installed on second cross beam 2, drive motors 6 is installed on bracing frame 3, the output shaft of drive motors 6 is connected with rotating shaft 7 one ends, rotating shaft 7 other ends are connected with bracing frame 3 by bearing block 26, rotating shaft 7 respectively by the first transmission device be connected transmission device and the first leading screw 4 be connected leading screw 5 and be connected, the first transmission device is identical with the gearratio of the second transmission device, the first leading screw 4 drives punch die 16 and moves along first crossbeam 1, the second leading screw 5 drives die 21 and moves along second cross beam 2.Drive motors 6 described in the utility model drives respectively two leading screws of punch die 16 and die 21 correspondences, can effectively reduce equipment cost, during driving, two leading screws are stressed identical, make punch die 16 and the die 21 can exactitude position, punch die 16 can not occur and die 21 contraposition deviations cause mould impaired.
Transmission device described in the utility model can adopt various structures, wherein preferred structure is: described the first transmission device has the first synchronizing wheel 8 in rotating shaft of being arranged on 7, the first synchronizing wheel 8 is connected with the second synchronizing wheel 9 on being arranged on the first leading screw 4 by the first Timing Belt 11, described the second transmission device has the 3rd synchronizing wheel 10, the three synchronizing wheels 10 in rotating shaft of being arranged on 7 to be connected with the 4th synchronizing wheel 13 on being arranged on the second leading screw 5 by the second Timing Belt 12.This structure has the advantages such as transmission is accurate, tolerance is little, and certain transmission device described in the utility model can also be the various structures such as gear, chain sprocket, but the transmission accuracy of these structures scheme gap to some extent more preferably.
the first leading screw 4 described in the utility model and the second leading screw 5 are as follows with the syndeton of punch die 15 and die 21: the first nut 14 is installed on the first leading screw 4, the first nut 14 is connected with the first adjustable shelf 15 on being arranged on first crossbeam 1, the drift 17 that can drive punch die 16 motions is installed on the first adjustable shelf 15, the first slide rail 18 is installed on first crossbeam 1, the first adjustable shelf 15 slides along the first slide rail 18, the second nut 19 is installed on the second leading screw 5, the second nut 19 is connected with the second adjustable shelf 20 on being arranged on second cross beam 2, die 21 is installed on the second adjustable shelf 20, the second slide rail 22 is installed on second cross beam 2, the second adjustable shelf 20 slides along the second slide rail 22.This structure has advantages of that transmission accuracy is high.Certainly the first leading screw 4 described in the utility model be connected leading screw 5 and be connected other various structures such as can also adopting rack-and-pinion with punch die 15 with die and be connected, but these syndeton transmission accuracies are lower.
the utility model punch die 8 and 11 pairs of slide blocks of die and slide rail when preventing punching form and impact, the first buffer board 23 can be set below the first adjustable shelf 15, the first buffer board 23 is connected with the first adjustable shelf 15 by the first guide finger 27, drift 17 is arranged on the first buffer board 23, gapped between the first buffer board 23 and first crossbeam 1, between the first buffer board 23 and first crossbeam 1, distance L 1 is less than the distance L 2 between the first buffer board 23 and the first adjustable shelf 15, the first buffer board 23 moves up and down along the first guide finger 27, the second adjustable shelf 20 tops arrange the second buffer board 24, the second buffer board 24 is connected with the second adjustable shelf 20 by the second guide finger 28, back-moving spring 25 is installed between the second buffer board 24 and the second adjustable shelf 20, die 21 is arranged on the second buffer board 24, distance L 3 between the second buffer board 24 and second cross beam 2 is less than the distance L 4 between the second buffer board 24 and the second adjustable shelf 20, the second buffer board 24 moves up and down along the second guide finger 28.During punching, the first buffer board 23 is subjected to move on the reaction force of drift, until contact with first crossbeam 1, the second buffer board 24 is moved down by the active force of drift, until contact with second cross beam 2.Due to the distance L 1 between the first buffer board 23 and first crossbeam 1 less than the distance L 2 between the first buffer board 23 and the first adjustable shelf 15, therefore the first buffer board 23 can not contact with the first adjustable shelf 15, pressure can be passed on the slide rail of the slide block of the first adjustable shelf 15 and first crossbeam 1; In like manner, due to the distance L 3 between the second buffer board 24 and second cross beam 2 less than the distance L 4 between the second buffer board 24 and the second adjustable shelf 20, therefore the second buffer board 24 can not contact with the second adjustable shelf 20, pressure can be passed on the slide rail of the slide block of the second adjustable shelf 20 and second cross beam 2.After punching was completed, punch die 16 separated with die 21, and the second buffer board 24 resets under the effect of back-moving spring 25.When the utility model can effectively prevent punching, 21 pairs of slide blocks of punch die 16 and die and slide rail form and impact, be conducive to extend the slide block that uses on numerical control press and the service life of slide rail, do not need frequently to change accessory in production process, do not affect production efficiency, cost of equipment maintenance is lower.

Claims (4)

1. numerical control stamping sheet motor-driven double lead-screw device, comprise first crossbeam (1) and second cross beam (2), connect by bracing frame (3) between first crossbeam (1) and second cross beam (2), it is characterized in that: upper the first leading screw (4) of installing of first crossbeam (1), upper the second leading screw (5) of installing of second cross beam (2), the upper drive motors (6) of installing of bracing frame (3), the output shaft of drive motors (6) is connected with rotating shaft (7) one ends, rotating shaft (7) other end is connected with bracing frame (3) by bearing block (26), rotating shaft (7) respectively by the first transmission device be connected transmission device and the first leading screw (4) be connected leading screw (5) and be connected, the first transmission device is identical with the gearratio of the second transmission device, the first leading screw (4) drives punch die (16) and moves along first crossbeam (1), it is mobile along second cross beam (2) that the second leading screw (5) drives die (21).
2. a kind of numerical control stamping sheet motor-driven double lead-screw device according to claim 1, it is characterized in that: described the first transmission device has the first synchronizing wheel (8) in rotating shaft of being arranged on (7), the first synchronizing wheel (8) is connected with the second synchronizing wheel (9) on being arranged on the first leading screw (4) by the first Timing Belt (11), described the second transmission device has the 3rd synchronizing wheel (10) in rotating shaft of being arranged on (7), and the 3rd synchronizing wheel (10) is connected with the 4th synchronizing wheel (13) on being arranged on the second leading screw (5) by the second Timing Belt (12).
3. a kind of numerical control stamping sheet motor-driven double lead-screw device according to claim 1, it is characterized in that: upper the first nut (14) of installing of the first leading screw (4), the first nut (14) is connected with the first adjustable shelf (15) on being arranged on first crossbeam (1), the upper installation of the first adjustable shelf (15) can drive the drift (17) of punch die (16) motion, upper the first slide rail (18) of installing of first crossbeam (1), the first adjustable shelf (15) slides along the first slide rail (18), upper the second nut (19) of installing of the second leading screw (5), the second nut (19) is connected with the second adjustable shelf (20) on being arranged on second cross beam (2), the upper die (21) of installing of the second adjustable shelf (20), upper the second slide rail (22) of installing of second cross beam (2), the second adjustable shelf (20) slides along the second slide rail (22).
4. a kind of numerical control stamping sheet motor-driven double lead-screw device according to claim 3, it is characterized in that: the first buffer board (23) is set below the first adjustable shelf (15), the first buffer board (23) is connected with the first adjustable shelf (15) by the first guide finger (27), drift (17) is arranged on the first buffer board (23), gapped between the first buffer board (23) and first crossbeam (1), between the first buffer board (23) and first crossbeam (1), distance L 1 is less than the distance L 2 between the first buffer board (23) and the first adjustable shelf (15), the first buffer board (23) moves up and down along the first guide finger (27), the second adjustable shelf (20) top arranges the second buffer board (24), the second buffer board (24) is connected with the second adjustable shelf (20) by the second guide finger (28), between the second buffer board (24) and the second adjustable shelf (20), back-moving spring (25) is installed, die (21) is arranged on the second buffer board (24), distance L 3 between the second buffer board (24) and second cross beam (2) is less than the distance L 4 between the second buffer board (24) and the second adjustable shelf (20), the second buffer board (24) moves up and down along the second guide finger (28).
CN 201220683561 2012-12-12 2012-12-12 Single-motor driven double-leading screw device for numerical-control punching machine Expired - Fee Related CN202984404U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220683561 CN202984404U (en) 2012-12-12 2012-12-12 Single-motor driven double-leading screw device for numerical-control punching machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220683561 CN202984404U (en) 2012-12-12 2012-12-12 Single-motor driven double-leading screw device for numerical-control punching machine

Publications (1)

Publication Number Publication Date
CN202984404U true CN202984404U (en) 2013-06-12

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Application Number Title Priority Date Filing Date
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104791442A (en) * 2014-01-22 2015-07-22 珠海格力电器股份有限公司 Synchronous transmission device
CN106238976A (en) * 2016-08-30 2016-12-21 昆山利玛赫自动化科技有限公司 Silicon steel sheet welds with anti-fracture floating type track pay-off
CN106694670A (en) * 2017-01-25 2017-05-24 南昌浩牛科技有限公司 Rapid stainless steel tube punching equipment
CN107498636A (en) * 2017-08-02 2017-12-22 常熟东南相互电子有限公司 Soft or hard combination mould
CN110449505A (en) * 2019-08-27 2019-11-15 台州黄岩博友智能技术有限公司 A kind of gear division bracket production blanking die blanking units

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104791442A (en) * 2014-01-22 2015-07-22 珠海格力电器股份有限公司 Synchronous transmission device
CN104791442B (en) * 2014-01-22 2018-02-09 珠海格力电器股份有限公司 Synchronous transmission device
CN106238976A (en) * 2016-08-30 2016-12-21 昆山利玛赫自动化科技有限公司 Silicon steel sheet welds with anti-fracture floating type track pay-off
CN106238976B (en) * 2016-08-30 2018-01-23 昆山利玛赫自动化科技有限公司 The anti-fracture floating type track feed device of silicon steel sheet welding
CN106694670A (en) * 2017-01-25 2017-05-24 南昌浩牛科技有限公司 Rapid stainless steel tube punching equipment
CN107498636A (en) * 2017-08-02 2017-12-22 常熟东南相互电子有限公司 Soft or hard combination mould
CN110449505A (en) * 2019-08-27 2019-11-15 台州黄岩博友智能技术有限公司 A kind of gear division bracket production blanking die blanking units

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130612

Termination date: 20141212

EXPY Termination of patent right or utility model