CN103990752B - A kind of bars and tubes material blanking machine of AC servo machinery driving edge cam - Google Patents
A kind of bars and tubes material blanking machine of AC servo machinery driving edge cam Download PDFInfo
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- CN103990752B CN103990752B CN201410216193.4A CN201410216193A CN103990752B CN 103990752 B CN103990752 B CN 103990752B CN 201410216193 A CN201410216193 A CN 201410216193A CN 103990752 B CN103990752 B CN 103990752B
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Abstract
A kind of bars and tubes material blanking machine of AC servo machinery driving edge cam, circumferentially the identical edge cam of uniform three cover forges mechanism to adopt circumferential symmetrical expression to arrange, each mechanism that forges comprises an AC servo synchronous motor be loaded in main machine body, AC servo synchronous motor is connected with the upper axle of cam by decelerator, match with the top of push rod in the lower surface of cam, between the middle part of push rod and main machine body, back-moving spring is housed, the lower end of push rod is connected with adjustment nut by gib block, adjustment nut is by connecing tup in screw thread, tup is equipped with blanking mold, between three blanking molds, bars and tubes material to be processed is set, adjustment nut overlaps external mode transfer worm gear by mode transfer simultaneously, mode transfer worm gear coordinates with worm screw, worm screw provides power by the little servomotor be loaded in main machine body, cam and push rod composition edge cam, the present invention can realize the object of nearly clean blanking, and blanking cross section quality is high, saves material, and reduce energy consumption, production efficiency is high.
Description
Technical field
The invention belongs to material processing machine technical field, be specifically related to a kind of bars and tubes material blanking machine of AC servo machinery driving edge cam.
Background technology
The cutting stock problems of metal bar materials in the tube are extensively present in industrial reality, traditional is mostly adopt the machines such as lathe, band saw, heat-cutting machine, clicker press machine to carry out blanking, carrying out blanking with lathe, band saw, thermal cutting, to there is production efficiency low, the shortcomings such as waste raw material.Shearing blanking is carried out with clicker press machine, its blanking pressure is large, energy consumption is large, lower bar section present the obvious shape of a hoof, affect larger on following process, and carry out auxiliary blanking for needing to add extra plug in its blanking process of materials in the tube, operation more complicated and easily make materials in the tube deform.Namely apply when existing common blanking machine carries out blanking and all there is the problems such as cross section quality difference, waste material and production efficiency are low.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide a kind of bars and tubes material blanking machine of AC servo machinery driving edge cam, the precise blanking of metal bar materials in the tube can be realized.
To achieve these goals, the present invention realizes with following technical proposal:
A kind of bars and tubes material blanking machine of AC servo machinery driving edge cam, the identical edge cam of three covers comprising circumferential symmetrical expression layout forges mechanism, each mechanism that forges comprises an AC servo synchronous motor 9 be loaded in main machine body 10, AC servo synchronous motor 9 is connected with the upper axle of cam 8 by decelerator, match with the top of push rod 7 in the lower surface of cam 8, between the middle part of push rod 7 and main machine body 10, back-moving spring 12 is housed, the lower end of push rod 7 is connected with adjustment nut 4 by gib block 3, adjustment nut 4 is by connecing tup 2 in screw thread, blanking mold 1 tup 2 is equipped with, between three moulds 1, bars and tubes material 15 to be processed is set, adjustment nut 4 overlaps 6 external mode transfer worm gears 5 by mode transfer simultaneously, mode transfer worm gear 5 coordinates with worm screw 11, worm screw 11 provides power by the little servomotor 13 be loaded in main machine body 10,
Cam 8 and push rod 7 form edge cam, push rod 7 are equipped with three rollers 14 fixed relative to push rod 7 position, and the impulse stroke of push rod 7 is promoted to realize by three rollers 14 by cam 8.
First rotating three cams 8 before initialization makes three cover blanking molds 1 all be in respective upper dead center position, after installing bars and tubes material 15, first controlling respectively three AC servo synchronous motors 9 drives three cams 8 to turn an angle, an AC servo synchronous motor 9 is made to drive a cam 8 to rotate 60 °, now a mould 1 is in its lower dead point position, and the active force applied bars and tubes material 15 is maximum; Make No. two AC servo synchronous motors 9 drive No. two cams 8 to rotate 140 °, now No. two moulds 1 are just crossed its upper dead center position and are about to down dead-centre motion; Make No. three AC servo synchronous motors 9 drive No. three cams 8 to rotate 100 °, now its bottom dead centre just up dead-centre motion crossed by No. three moulds 1, after mixing up the initial angle of three cams 8, allows three AC servo synchronous motor 9 synchronous same-speeds operate.
The present invention has the following advantages: the present invention can realize the object of nearly clean blanking, and blanking cross section quality is high, saves material, and reduce energy consumption, production efficiency is high; Compared with general cam structure, adopt edge cam to make the stressed all use of total, there is not unbalance loading, and have three stress points can bear larger load.
Because three electrical machinery of active force use AC servo synchronous motor, this motor can control the anglec of rotation of motor accurately with encoder, the phase angle that can control cam accurately and rotate directly is rotated with moving cam by decelerator, so whole blanking system has higher control accuracy with it.
Accompanying drawing explanation
Fig. 1 is front section view of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the B-B sectional view of Fig. 1.
Fig. 4 is the C-C sectional view of Fig. 2.
Fig. 5 is the D place partial sectional view of Fig. 1.
Fig. 6 is the motion schematic diagram of the whole mechanism of initial when filling with substance.
Fig. 7 is the motion schematic diagram of whole mechanism after three AC servo synchronous motor initial phase adjustment.
Specific embodiments
Below in conjunction with accompanying drawing, the present invention is described in detail.
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Fig. 5, a kind of bars and tubes material blanking machine of AC servo machinery driving edge cam, comprise circumferential symmetrical expression and arrange that the identical edge cam of three covers forges mechanism, in order to realize fast precise blanking, each mechanism that forges comprises an AC servo synchronous motor 9 be loaded in main machine body 10, AC servo synchronous motor 9 is connected with the upper axle of cam 8 by decelerator, match with the top of push rod 7 in the lower surface of cam 8, between the middle part of push rod 7 and main machine body 10, back-moving spring 12 is housed, the lower end of push rod 7 is connected with adjustment nut 4 by gib block 3, adjustment nut 4 is by connecing tup 2 in screw thread, blanking mold 1 tup 2 is equipped with, between three moulds 1, bars and tubes material 15 to be processed is set, adjustment nut 4 overlaps 6 external mode transfer worm gears 5 by mode transfer simultaneously, mode transfer worm gear 5 coordinates with worm screw 11, worm screw 11 provides power by the little servomotor 13 be loaded in main machine body 10,
Cam 8 and push rod 7 form edge cam, three rollers 14 fixed relative to push rod 7 position push rod 7 are equipped with, the impulse stroke of push rod 7 is promoted to realize by three rollers 14 by cam 8, because the constraint of push rod 7 by its spigot surface can only axially move, realize the conversion of rotary motion to rectilinear motion with this.
As shown in Figure 6 and Figure 7, problem for convenience of description, cam 8 is expanded into planar graph along its bus, because designed cam curve is circumferential symmetrical structure, get its half and carry out analytic explanation, first rotating three cams 8 before initialization makes three molds 1 all be in respective upper dead center position, after installing material, first controlling respectively three AC servo synchronous motors 9 drives three cams 8 to turn an angle, an AC servo synchronous motor 9 is made to drive a cam 8 to rotate 60 °, now a mould 1 is in its lower dead point position, the active force applied bars and tubes material 15 is maximum, make No. two AC servo synchronous motors 9 drive No. two cams 8 to rotate 140 °, now No. two moulds 1 are just crossed its upper dead center position and are about to down dead-centre motion, make No. three AC servo synchronous motors 9 drive No. three cams 8 to rotate 100 °, now its bottom dead centre just up dead-centre motion crossed by No. three moulds 1, after mixing up the initial angle of three cams 8, allows three AC servo synchronous motor 9 synchronous same-speeds operate.
Operation principle of the present invention is:
The AC servo synchronous motor 9 be arranged in main machine body 10 is with moving cam 8 to rotate, rotate through push rod 7 and the adjustment nut 4 of cam 8 are converted into the axially-movable of tup 2 thus drive blanking mold 1 to do axial feed motion, to realize the object forged bars and tubes material 15 radial direction, the backhaul of tup 2 applies reaction force by back-moving spring 12 to push rod 7, and promotion push rod 7 runs back thus driven mold 1 turns back to its top dead-centre.
The little servomotor 13 be arranged in main machine body 10 drives mode transfer worm gear 5 to rotate by worm screw 11, the circumferential free degree is not had because gib block 3 constraint makes to only have axial freedom between mode transfer worm gear 5 and adjustment nut 4, thus make mode transfer worm gear 5 drive adjustment nut 4 to rotate, adjustment nut 4 is connected with tup 2 by screw thread, thus tup 2 is moved up and down, thus reach the object regulating mold height.
First three cams 8 being forwarded to zero phase place before initialization makes three cover blanking molds 1 all be in respective upper dead center position, and the region in the middle of such three molds 1 is also relatively large, is beneficial to the bars and tubes material 15 that is installed.After installing material, first controlling respectively three AC servo synchronous motors 9 drives three cams 8 to turn an angle, make an AC servo synchronous motor 9 drive a cam 8 to rotate 60 °, now a mould 1 is in its lower dead point position, and the active force applied bars and tubes material 15 is maximum; Make No. two AC servo synchronous motors 9 drive No. two cams 8 to rotate 140 °, now No. two moulds 1 are just crossed its upper dead center position and are about to down dead-centre motion; No. three AC servo synchronous motors 9 are made to drive No. three cams 8 to rotate 100 °, now its bottom dead centre just up dead-centre motion crossed by No. three moulds 1, after mixing up the initial angle of three cams 8, three AC servo synchronous motor 9 synchronous same-speeds are allowed to operate, such three tups 2 apply certain moment of flexure just in turn respectively bars and tubes material 15, thus realize hitting to the axial of bars and tubes material 15 object reaching precise blanking in turn.
Claims (2)
1. the bars and tubes material blanking machine of an AC servo machinery driving edge cam, it is characterized in that: comprise circumferential symmetrical expression and arrange that the identical edge cam of three covers forges mechanism, each mechanism that forges comprises an AC servo synchronous motor (9) be loaded in main machine body (10), AC servo synchronous motor (9) is connected by the upper axle of decelerator with cam (8), match with the top of push rod (7) in the lower surface of cam (8), between the middle part of push rod (7) and main machine body (10), back-moving spring (12) is housed, the lower end of push rod (7) is connected with adjustment nut (4) by gib block (3), adjustment nut (4) is by connecing tup (2) in screw thread, blanking mold (1) tup (2) is equipped with, between three blanking molds (1), bars and tubes material (15) to be processed is set, adjustment nut (4) is by the external mode transfer worm gear (5) of mode transfer cover (6) simultaneously, mode transfer worm gear (5) coordinates with worm screw (11), worm screw (11) provides power by the little servomotor (13) be loaded in main machine body (10),
Cam (8) and push rod (7) composition edge cam, push rod (7) is equipped with three rollers (14) fixed relative to push rod (7) position, the impulse stroke of push rod (7) is realized by the promotion of three rollers (14) by cam (8).
2. the bars and tubes material blanking machine of a kind of AC servo machinery driving edge cam according to claim 1, it is characterized in that: first rotate three cams (8) before initialization and make three cover blanking molds (1) all be in respective upper dead center position, after installing bars and tubes material (15), first controlling respectively three AC servo synchronous motors (9) drives three cams (8) to turn an angle, an AC servo synchronous motor (9) is made to drive a cam (8) to rotate 60 °, now a blanking mold (1) is in its lower dead point position, the active force applied bars and tubes material (15) is maximum, make No. two AC servo synchronous motors (9) drive No. two cams (8) to rotate 140 °, now No. two blanking molds (1) are just crossed its upper dead center position and are about to down dead-centre motion, No. three AC servo synchronous motors (9) are made to drive No. three cams (80) to rotate 100 °, now No. three blanking molds (1) have crossed its bottom dead centre just up dead-centre motion, after mixing up the initial angle of three cams (8), three AC servo synchronous motor (9) synchronous same-speeds are allowed to operate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410216193.4A CN103990752B (en) | 2014-05-21 | 2014-05-21 | A kind of bars and tubes material blanking machine of AC servo machinery driving edge cam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410216193.4A CN103990752B (en) | 2014-05-21 | 2014-05-21 | A kind of bars and tubes material blanking machine of AC servo machinery driving edge cam |
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| CN103990752A CN103990752A (en) | 2014-08-20 |
| CN103990752B true CN103990752B (en) | 2015-11-25 |
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| CN201410216193.4A Active CN103990752B (en) | 2014-05-21 | 2014-05-21 | A kind of bars and tubes material blanking machine of AC servo machinery driving edge cam |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107252887B (en) * | 2017-08-01 | 2022-09-16 | 江苏奇新机械制造股份有限公司 | High-temperature casting complete equipment |
| CN110539036B (en) * | 2019-09-12 | 2020-07-07 | 西安科技大学 | Cam high-speed impact type metal bar pipe material low-stress impact rotary bending cracking blanking device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2074913A (en) * | 1980-05-05 | 1981-11-11 | Gfm Fertigungstechnik | High-speed forging machine |
| CN1043896A (en) * | 1989-01-03 | 1990-07-18 | 国家机械委济南铸造锻压机械研究所 | Three-hammerhead radial forging machine |
| US4984640A (en) * | 1990-02-26 | 1991-01-15 | Gillan Leland E | Power post driver and hammer |
| CN1692013A (en) * | 2002-12-11 | 2005-11-02 | 株式会社东洋工机 | Reciprocation drive mechanism and press using the same |
| CN101058110A (en) * | 2007-06-05 | 2007-10-24 | 西安交通大学 | Unsymmetrical radial welding punched high performance precision blanking machine |
-
2014
- 2014-05-21 CN CN201410216193.4A patent/CN103990752B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2074913A (en) * | 1980-05-05 | 1981-11-11 | Gfm Fertigungstechnik | High-speed forging machine |
| CN1043896A (en) * | 1989-01-03 | 1990-07-18 | 国家机械委济南铸造锻压机械研究所 | Three-hammerhead radial forging machine |
| US4984640A (en) * | 1990-02-26 | 1991-01-15 | Gillan Leland E | Power post driver and hammer |
| CN1692013A (en) * | 2002-12-11 | 2005-11-02 | 株式会社东洋工机 | Reciprocation drive mechanism and press using the same |
| CN101058110A (en) * | 2007-06-05 | 2007-10-24 | 西安交通大学 | Unsymmetrical radial welding punched high performance precision blanking machine |
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| CN103990752A (en) | 2014-08-20 |
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