CN109514902A - A kind of punching machine lower dead point position regulating mechanism - Google Patents

A kind of punching machine lower dead point position regulating mechanism Download PDF

Info

Publication number
CN109514902A
CN109514902A CN201811517493.0A CN201811517493A CN109514902A CN 109514902 A CN109514902 A CN 109514902A CN 201811517493 A CN201811517493 A CN 201811517493A CN 109514902 A CN109514902 A CN 109514902A
Authority
CN
China
Prior art keywords
punching machine
connecting shaft
lower link
point position
connecting 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
CN201811517493.0A
Other languages
Chinese (zh)
Inventor
王泰国
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.)
Xu Ming (dongguan) Pml Precision Mechanism Ltd
Original Assignee
Xu Ming (dongguan) Pml Precision Mechanism 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 Xu Ming (dongguan) Pml Precision Mechanism Ltd filed Critical Xu Ming (dongguan) Pml Precision Mechanism Ltd
Priority to CN201811517493.0A priority Critical patent/CN109514902A/en
Publication of CN109514902A publication Critical patent/CN109514902A/en
Pending legal-status Critical Current

Links

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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/14Control arrangements for mechanically-driven presses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)

Abstract

The invention discloses a kind of punching machine lower dead point position regulating mechanisms, the connecting shaft including upper connecting rod, lower link and the connection upper connecting rod and the lower link;The crankshaft of the upper end connection punching machine of the upper connecting rod, the lower end connection sliding block of the lower link.The connecting shaft is equipped with the flange part in eccentric shape therewith, and the upper end of the lower link is rotationally placed on the flange part;The lower end of the upper connecting rod has two side plates extended downwardly, and the both ends of the connecting shaft are rotatablely connected with the corresponding side plate respectively, and a rotating mechanism drives the connecting shaft rotation, makes the continuous up and down adjustment of the lower link;It all can realize that the microsize of punching precision is adjusted by the bottom dead centre regulating mechanism in punching machine continuous work or when not working, by the micro- compensation of punching machine bottom dead centre to ideal position, meet the punching press requirement of high precision part.

Description

A kind of punching machine lower dead point position regulating mechanism
Technical field
The present invention relates to punching machine technical fields, more particularly, to a kind of punching machine lower dead point position regulating mechanism
Background technique
Punching machine is a kind of equipment for pressing sheet material.Existing punching machine includes crank type punching machine, toggle joint type punching machine and Multi link punching machine;
With the development of production technology, high speed and precision punching press is higher and higher to the requirement of press ram lower dead point position, existing Press machine be all that just can be carried out the adjusting of bottom dead centre when shutting down, once be switched on, since sliding block is in high speed stamping When have biggish inertia, cause the precision of sliding block to change, and due to mold installation when can generate error, The factors such as extraneous temperature humidity, all can cause bottom dead center of slider that some variations have occurred, during punching machine work, Bu Nengtong Step carries out the adjusting of lower dead point position, causes the position of each bottom dead centre to have biggish error, is unable to satisfy high precision part Punching press requirement.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of punching machine lower dead point position regulating mechanisms.
Technical scheme is as follows:
A kind of punching machine lower dead point position regulating mechanism, including upper connecting rod, lower link and the connection upper connecting rod and it is described under The connecting shaft of connecting rod;The crankshaft of the upper end connection punching machine of the upper connecting rod, the lower end connection sliding block of the lower link.The connection Axis is equipped with the flange part in eccentric shape therewith, and the upper end of the lower link is rotationally placed on the flange part;On described The lower end of connecting rod has two side plates extended downwardly, and the both ends of the connecting shaft are rotatablely connected with the corresponding side plate respectively, and one Rotating mechanism drives the connecting shaft rotation, makes the continuous up and down adjustment of the lower link.
Preferably, the rotating mechanism includes worm gear, worm screw, mounting base and power mechanism;The worm gear is arranged described One end of connecting shaft, the mounting base are installed in the outside of a side plate, and the worm screw is rotatably connected in the mounting base, The worm gear is engaged with the worm screw;The power mechanism drives the worm screw rotation, rotates the connecting shaft.
Preferably, the power mechanism includes telescoping universal joint and electric machine assembly;One end of the telescoping universal joint and institute Worm screw connection is stated, the other end is connected with input shaft, electric machine assembly described in the input axis connection;The electric machine assembly setting is being rushed In the one side wall of bed.
Preferably, electric machine assembly includes servo motor, and the first synchronizing wheel on the output shaft of the servo motor is arranged in, It is set to second synchronizing wheel of described telescoping universal joint one end and connects the synchronous belt of first synchronizing wheel and the second synchronizing wheel.
Preferably, the worm gear and the connecting shaft are keyed.
Preferably, the adjustment amount of the bottom dead center of slider is in 0.01-0.5mm.
Compared with prior art, the invention has the following advantages that
In actual use, it according to required lower dead point position, controls the rotating mechanism and drives the connecting shaft rotation, make The continuous up and down adjustment of lower link, to realize the accurate adjusting of the bottom dead center of slider position.Punching machine is under dynamic duty It can directly adjust, avoid cumbersome adjustment process, positioning accuracy is high, and structure is simple;In punching machine continuous work or when not working It can all realize that the microsize of punching precision is adjusted by the bottom dead centre regulating mechanism, by the micro- compensation of punching machine bottom dead centre to ideal Position meets the punching press requirement of high precision part.
Detailed description of the invention
Fig. 1 is the partial sectional view using punching machine of the invention.
Fig. 2 is the enlarged diagram in Fig. 1 at A.
Fig. 3 is structural schematic diagram of the invention.
Fig. 4 is another structural schematic diagram of the invention.
Fig. 5 is perspective view of the explosion of the invention.
Fig. 6 is the cross-sectional view in Fig. 1 at A.
Specific embodiment
In order to make the purpose of the present invention, technical solution and technical effect are more clearly understood, below with reference to specific embodiment party The present invention is described further for formula.It should be understood that specific embodiment described herein, for explaining only the invention, not For limiting the present invention.
Please refer to Fig. 1-Fig. 6, a kind of punching machine lower dead point position regulating mechanism, including upper connecting rod 1, lower link 2 and connection institute State the connecting shaft 3 of upper connecting rod 1 Yu the lower link 2;The crankshaft 4 of the upper end connection punching machine of the upper connecting rod 1, the lower link 2 Lower end connection sliding block 5.The connecting shaft 3 is equipped with the flange part 31 in eccentric shape therewith, and the upper end of the lower link 2 can turn It is placed on the flange part 31 dynamicly;The lower end of the upper connecting rod 1 have two side plates 6 extended downwardly, the two of the connecting shaft 3 End is rotatablely connected with the corresponding side plate 6 respectively, and a rotating mechanism drives the connecting shaft 3 to rotate, and makes the lower link 2 constantly Up and down adjustment.
Specifically, being provided with mounting hole on two side plates 6, first bearing, the connection are provided in the mounting hole The both ends of axis 3 are connect with the inner ring close-fitting of the first bearing.The top of the lower link 2 is provided with mounting hole, the installation Second bearing is provided in hole, the inner ring of the second bearing is connect with 31 close-fitting of flange part.
Specifically, during punching machine works, for the lower link 2 when moving up and down, the sliding block 5 is due to inertia Reason will continue to that small displacement occurs, and the connecting shaft 3 is rotated during punching machine works, reached in the lower link 2 When minimum point, so that the lower link 2 moves up small distance, micro- mend of the bottom dead centre of the sliding block 5 is arrived into ideal Position, meet the punching press requirement of high-precision precision component.
The rotating mechanism includes worm gear 7, worm screw 8, mounting base 9 and power mechanism.The worm gear 7 is arranged in the connection One end of axis 3, the mounting base 9 are installed in the outside of the side plate 6, and the worm screw 8 is rotatably connected in the mounting base 9, The worm gear 7 is engaged with the worm screw 8;The power mechanism drives the worm screw 8 to rotate, and rotates the connecting shaft 3.
Specifically, it being provided with clearance position in the middle part of the mounting base 9, the both ends of the clearance position have upwardly extended fixing seat, The mounting base 9 is fixedly connected on the outside of the side plate 6 by fixing seat.The both ends of the mounting base 9 are provided with mounting hole, 3rd bearing is provided in the mounting hole, the both ends of the worm screw 8 are connect with the inner ring close-fitting of the 3rd bearing, the snail One end of bar 8 and the power mechanism are keyed.The worm screw 8 engages with the worm gear.The power mechanism drives the snail Bar 8 rotates, and the worm screw 8 drives the worm gear 7 to rotate, so that the connecting shaft 3 be driven to rotate.
The outside of the side plate 6 far from the mounting base 9 is provided with position-limited rack 15.
The connecting shaft 3 is limited in the side plate 6 between the groove and the position-limited rack 15.
The power mechanism includes telescoping universal joint 10 and electric machine assembly;One end of the telescoping universal joint 10 and the snail Bar 8 is keyed, and the other end and input shaft are keyed.It is provided with mounting hole on the side wall 20, is provided in the mounting hole Four bearings, the input shaft are connect with the inner ring close-fitting of the fourth bearing, and the input shaft is connect with the electric machine assembly.
Electric machine assembly includes servo motor 14, and the first synchronizing wheel 11 on the output shaft of the servo motor 14 is arranged in, The second synchronizing wheel 12 and connection first synchronizing wheel 11 for being set to described input shaft one end are synchronous with the second synchronizing wheel 12 Band 13.
The servo motor 14 is fixedly connected on the outside of the side wall 20 by mounting bracket.
The worm gear 7 is keyed with the connecting shaft 3.The side of the worm gear 7 is provided with gland 16, and the gland 16 limits The position worm gear 7 is keyed with the connecting shaft 3.
The adjustment amount of 5 bottom dead centre of sliding block is in 0.01-0.5mm.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist Under the premise of not departing from present inventive concept, architectural form cans be flexible and changeable, can be with derivative series product.It only makes several Simple deduction or replace all shall be regarded as belonging to present invention scope of patent protection determined by the appended claims.

Claims (6)

1. a kind of punching machine lower dead point position regulating mechanism, including upper connecting rod (1), lower link (2) and the connection upper connecting rod (1) with The connecting shaft (3) of the lower link (2);The crankshaft (4) of the upper end connection punching machine of the upper connecting rod (1), the lower link (2) The sliding block (5) of lower end connection punching machine;It is characterized in that, the connecting shaft (3) is equipped with the flange part in eccentric shape therewith, it is described The upper end of lower link (2) is rotationally placed on the flange part;The lower end of the upper connecting rod (1) has two sides extended downwardly Plate (6), the both ends of the connecting shaft (3) are rotatablely connected with the corresponding side plate (6) respectively, and a rotating mechanism drives the connection Axis (3) rotation, makes the lower link (2) continuous up and down adjustment.
2. punching machine lower dead point position regulating mechanism according to claim 1, which is characterized in that the rotating mechanism includes snail Take turns (7), worm screw (8), mounting base (9) and power mechanism;The worm gear (7) is arranged in one end of the connecting shaft (3), the peace Dress seat (9) is installed in the outside of a side plate (6), and the worm screw (8) is rotatably connected on the mounting base (9), the snail Wheel (7) is engaged with the worm screw (8);The power mechanism drives worm screw (8) rotation, rotates the connecting shaft (3).
3. punching machine lower dead point position regulating mechanism according to claim 2, which is characterized in that the power mechanism includes stretching Contracting universal joint (10) and electric machine assembly;One end of the telescoping universal joint (10) is connect with the worm screw (8), the other end and input Axis connection, electric machine assembly described in the input axis connection;The electric machine assembly is arranged in the one side wall (20) of punching machine.
4. punching machine lower dead point position regulating mechanism according to claim 3, which is characterized in that electric machine assembly includes servo electricity Machine (14), the first synchronizing wheel (11) being arranged on the output shaft of the servo motor (14), is set to the telescoping universal joint (10) synchronous belt (13) of second synchronizing wheel (12) of one end and connection first synchronizing wheel (11) and the second synchronizing wheel (12).
5. punching machine lower dead point position regulating mechanism according to claim 2, which is characterized in that the worm gear (7) with it is described Connecting shaft (3) key connection.
6. punching machine lower dead point position regulating mechanism according to claim 1, which is characterized in that sliding block (5) bottom dead centre Adjustment amount in 0.01-0.5mm.
CN201811517493.0A 2018-12-12 2018-12-12 A kind of punching machine lower dead point position regulating mechanism Pending CN109514902A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811517493.0A CN109514902A (en) 2018-12-12 2018-12-12 A kind of punching machine lower dead point position regulating mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811517493.0A CN109514902A (en) 2018-12-12 2018-12-12 A kind of punching machine lower dead point position regulating mechanism

Publications (1)

Publication Number Publication Date
CN109514902A true CN109514902A (en) 2019-03-26

Family

ID=65796029

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811517493.0A Pending CN109514902A (en) 2018-12-12 2018-12-12 A kind of punching machine lower dead point position regulating mechanism

Country Status (1)

Country Link
CN (1) CN109514902A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110001123A (en) * 2019-04-17 2019-07-12 明勖(东莞)精密机械有限公司 A kind of press machine real-time control apparatus
CN113715387A (en) * 2021-08-18 2021-11-30 江苏兴锻智能装备科技有限公司 Servo press machine convenient for adjusting bottom dead center

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101497097A (en) * 2009-02-14 2009-08-05 王赛珍 High-speed precision punching machine
CN101733969A (en) * 2009-12-07 2010-06-16 南京东部精密机械有限公司 Full-automatic dry powder press floating-type core rod cylinder device
JP2011183446A (en) * 2010-03-11 2011-09-22 Yamada Dobby Co Ltd Press machine
CN202146944U (en) * 2011-06-18 2012-02-22 东莞明勖机械五金有限公司 Compensation and adjustment device for bottom dead centre position of punch press slider in high-speed punching machine
CN108243626A (en) * 2016-10-27 2018-07-03 E-Tec株式会社 Needle tubing advance and retreat component and coil winding machine
CN209756147U (en) * 2018-12-12 2019-12-10 明勖(东莞)精密机械有限公司 Punch press bottom dead center position control mechanism

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101497097A (en) * 2009-02-14 2009-08-05 王赛珍 High-speed precision punching machine
CN101733969A (en) * 2009-12-07 2010-06-16 南京东部精密机械有限公司 Full-automatic dry powder press floating-type core rod cylinder device
JP2011183446A (en) * 2010-03-11 2011-09-22 Yamada Dobby Co Ltd Press machine
CN202146944U (en) * 2011-06-18 2012-02-22 东莞明勖机械五金有限公司 Compensation and adjustment device for bottom dead centre position of punch press slider in high-speed punching machine
CN108243626A (en) * 2016-10-27 2018-07-03 E-Tec株式会社 Needle tubing advance and retreat component and coil winding machine
CN209756147U (en) * 2018-12-12 2019-12-10 明勖(东莞)精密机械有限公司 Punch press bottom dead center position control mechanism

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110001123A (en) * 2019-04-17 2019-07-12 明勖(东莞)精密机械有限公司 A kind of press machine real-time control apparatus
CN110001123B (en) * 2019-04-17 2021-11-02 明勖(东莞)精密机械有限公司 Real-time control device of punching machine
CN113715387A (en) * 2021-08-18 2021-11-30 江苏兴锻智能装备科技有限公司 Servo press machine convenient for adjusting bottom dead center

Similar Documents

Publication Publication Date Title
CN106623657A (en) Numerically-controlled punching machine capable of automatically positioning
CN109514902A (en) A kind of punching machine lower dead point position regulating mechanism
CN105700453B (en) A kind of control system and its control method of intelligent servo-pressing machine
CN105522378A (en) Self-center-return rotation deviation rectification mechanism for alignment and rotation press-in device
CN209614024U (en) Stamping equipment is used in a kind of production and processing of automobile parts
CN201147840Y (en) High-precision synchronous belt lifting mechanism
CN208664610U (en) It is molded thermoprint all-in-one machine
CN209756147U (en) Punch press bottom dead center position control mechanism
CN206351520U (en) A kind of screw rod vertical injection molding machine
CN204353978U (en) Digital control vertical internal and external grinding machine work table rotation transmission mechanism
CN207971874U (en) Switchgear assembly assembly tooling is pressed in one kind
CN107584100A (en) Intelligent gravity supercharging Casting Equipment for automotive hub production
CN117816792A (en) Lead screw straightening device and straightening method thereof
CN206326900U (en) A kind of forcing press test platform arrangement for adjusting height
CN207900525U (en) A kind of tablet docking automatic welding device
CN116780306A (en) Automatic assembling machine for connecting wire terminal plastic shell
CN106427043B (en) A kind of press machine test platform height adjustment device
CN208230593U (en) The double muscle pressure-type structures of baffle surface
CN110822915B (en) Multi-station transmission mechanism special for inner die of small and medium-sized vacuum furnace
CN209756145U (en) Lever type punch press
CN207931273U (en) The liter net and off-network structure of screen printer
CN209565987U (en) Rotary clamping device is used in a kind of machining
CN201883037U (en) Operating table opening and closing mechanism, plate glass washer and glass hot press
CN104028593B (en) Purlin novel forming device
CN204222213U (en) The main drive system of numerical control servo punch press

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20190326