CN101554640A - Overload protecting electric screw press - Google Patents
Overload protecting electric screw press Download PDFInfo
- Publication number
- CN101554640A CN101554640A CNA2009100024768A CN200910002476A CN101554640A CN 101554640 A CN101554640 A CN 101554640A CN A2009100024768 A CNA2009100024768 A CN A2009100024768A CN 200910002476 A CN200910002476 A CN 200910002476A CN 101554640 A CN101554640 A CN 101554640A
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- CN
- China
- Prior art keywords
- screw press
- electric screw
- overload protecting
- protecting electric
- wheel body
- 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.)
- Granted
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- 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
- B30B1/18—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 screw means
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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
- B30B15/28—Arrangements for preventing distortion of, or damage to, presses or parts thereof
- B30B15/281—Arrangements for preventing distortion of, or damage to, presses or parts thereof overload limiting devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
An overload protecting electric screw press comprises a body, a platform arranged above the body, a special driving motor vertically disposed and installed at the cross beam of the body, a small driving gear directly mounted on the output shaft of the special driving motor, a friction slipping big flywheel driven by the small driving gear through the joggled transmission, a screw fixed at the flywheel through a pin, a nut driven by the screw, a slide block fixed together with the nut, and an external brake shoe brake installed at the platform for braking the flywheel. The invention has simple structure, a few components, short transmission chain, high mechanical strength, easy manufacturing, convenient maintenance, low cost, simple operation, low loss of components, anti-waving by buffering, good coaxiality, stable running, high beating force and deformation energy, high forming accuracy, strong unbalance loading resistance ability, overload protecting property, safety and reliability, long service life, energy saving and wide application range. The electric screw press can be widely used in forging forming industry.
Description
Affiliated technical field
The present invention relates to a kind of overload protecting electric screw press, can be widely used in the excellent suitability for press forming industry.
Background technology
Existing electric screw press generally is not provided with the overload protection drive unit, only just is provided with fluid pressure type overload protection drive unit abroad on main equipment, but response is slower, complex structure, and manufacture difficulty is big, fault rate height, maintenance difficult.
Summary of the invention
The object of the present invention is to provide a kind of simple in structure, parts are few, driving-chain is short, mechanical strength is high, easy to manufacture, easy to maintenance, cost is low, simple to operate, the parts loss is little, buffering is anti-sway, axiality good, operate steadily, have higher hitting power and strain energy of distortion, forming accuracy height, anti-bias load ability are strong, overload protection, safe and reliable, long service life, energy-conservation, the overload protecting electric screw press that has wide range of applications.
In order to achieve the above object; overload protecting electric screw press of the present invention; comprise fuselage; be installed in the platform of body upper; vertical placement also is installed in extraordinary drive motors on the fuselage crossbeam; be directly installed on the small active gear on the extraordinary drive motors output shaft; by the friction slip formula big flywheel of small active gear by the meshed transmission gear drive; be fixed on screw rod on the flywheel by pin; nut by screw drive; with the slide block that nut is fixed together, be installed in the outer shoe brake that is used to brake flywheel on the platform.
Overload protecting electric screw press of the present invention; the big flywheel of said friction slip formula; comprise the outer wheel body of the profile of tooth that drives by small active gear; be fixed on following wheel body on the screw rod by pin; be embedded in down the following friction plate of wheel body end face; be positioned at the last wheel body of wheel body top down; be embedded in the upper friction plate of wheel body end face; to go up; the adjustable fastener that following wheel body is installed together; being installed in up and down, friction plate reaches in the concave hole that forms between the wheel body up and down; abut against on the friction plate up and down and be installed in interior chimera on the outer wheel body of profile of tooth, be installed in down the buffering antiswing device bottom the wheel body.
Overload protecting electric screw press of the present invention, said buffering antiswing device comprises the dish spring abutment, the buffering dish spring between dish spring abutment and following wheel body is installed to down adjustment bolt on the wheel body with the dish spring abutment.
Electric screw press of the present invention, said slide block, top is provided with the elongated cylindrical guide rail, and the bottom is provided with X type diagonal guide rail.
Overload protecting electric screw press of the present invention, said extraordinary drive motors can be dc brushless motor.
Overload protecting electric screw press of the present invention, said extraordinary drive motors can be AC servo motor.
Overload protecting electric screw press of the present invention, said extraordinary drive motors can be switched reluctance machines.
Overload protecting electric screw press of the present invention, said extraordinary drive motors can be stepper motor.
Overload protecting electric screw press of the present invention, said extraordinary drive motors can be frequency control motor.
Overload protecting electric screw press of the present invention; extraordinary drive motors such as described dc brushless motor, AC servo motor, switched reluctance machines, stepper motor, frequency control motor; the experiment proved that, can reach purpose of the present invention, and satisfy the needs of forging forming.
Overload protecting electric screw press of the present invention; its operation principle is: extraordinary drive motors directly drives small active gear, and small active gear drives big flywheel rotation then, thereby drives the screw rod rotation; last screw rod drives slide block by screw pair and moves downward; realize the excellent suitability for press forming process, motor counter-rotating then rises to predetermined altitude with slide block; the motor outage; brake braking flywheel makes slide block be parked in initial position, finishes a working cycles.
Overload protecting electric screw press of the present invention; big flywheel adopts and divides body structure; between the upper and lower wheel body friction plate is arranged; when exceeding the predetermined load strike; upper and lower wheel body will skid with respect to outer wheel body, eliminates excess energy, avoids because of the overload damage equipment; play overload protective function, improve service life of equipment.Like this, the equipment that guaranteed can be exported bigger blow energy, can be without prejudice by flywheel slipping protection equipment when exporting bigger hitting power again.
Overload protecting electric screw press of the present invention; adopt specific type of electric machine directly to drive; compare with friction screw press; intermediate gearings such as no frictional disk, transverse axis; promptly do not need intermediate drive; driving-chain is short, does not also have the friction band consumable accessory on the friction screw press, does not have frictional dissipation and wear problem in the frictional drive.Compare with hydraulic screw press, do not need Hydraulically Operated Equipment complicated, that have relatively high expectations, do not have the hydraulic fluid leak contaminated environment and the hydraulic fault problem occurs.Therefore, the present invention is simple in structure, and parts are few, and driving-chain is short, and the parts loss is little, and is easy to manufacture, and cost is low, and is simple to operate.
Overload protecting electric screw press of the present invention, the kind of drive is simple, and maintenance workload is very little, and labor savings and maintenance cost are convenient to maintenance and repair.Therefore, easy to maintenance.
Overload protecting electric screw press of the present invention; small active gear is directly installed on the electric machine main shaft of structure reinforcement, and the mechanical strength height has been eliminated the harmful effect of hitting vibration; guaranteed the coaxial of motor shaft and pinion; thereby axiality is good, the forming accuracy height; drive motors main shaft phenomenon of rupture can not appear; overload capacity is strong, operates steadily, and rotational noise is very little.
Overload protecting electric screw press of the present invention, said buffering antiswing device is adjusted the crush that bolt is used to adjust buffering dish spring, and in the strike process, buffering dish spring plays a part buffering, prevents to swing big flywheel, and the anti-bias load ability is strong.Simultaneously, fix with pin between wheel body and the screw rod under the flywheel, eliminated gap between the two, guarantee that further complete machine operates steadily.
Overload protecting electric screw press of the present invention adopts adjustable fastener, predeterminable breakaway torque, thus default hitting power is no more than certain limit, plays overload protective function, and safe and reliable, long service life.
Overload protecting electric screw press of the present invention; slide block guide rail is an assemblied guide rail; top is the Long Circle guide rail; the bottom is an X type diagonal guide rail; have cylindrical and the dual guiding of X type guide rail, guiding length is big, the guiding accuracy height; slide block anti-bias load ability when hitting is strong, is applicable to that the multimode thorax forges.
Overload protecting electric screw press of the present invention also has energy-saving advantages, the many work below rated condition point of forcing press, and extraordinary drive motors is lower than other motor power consumption, and is when low cruise, energy-conservation more obvious.In forcing press when work, can not produce the normal operation of impacting and influence miscellaneous equipment to electrical network, and motor is not worked during upper and lower material, and is energy-saving and cost-reducing, do not had traditional friction screw press frictional disk idle running to consume energy, more energy-conservation more than 50% than friction screw press.
Overload protecting electric screw press of the present invention; no bottom dead centre; needn't adjust mold height; forge the precision height, energy is big, can vexed car under the load, can realize closed die forging; can realize repeatedly strike under the different-energy to same forging; the contact mould time is short, and die life is long, and hitting power is stable.
Overload protecting electric screw press of the present invention is to utilize impulsive force to make the equipment of workpiece deformation, and the technology applicability is strong, can be used for cold conditions punching press, impression, smoothing, bending of forge hot and plate etc., can be used for finish forge, finishing again; Stainless steel composite bottom boiler pressure welding technique can be applicable to, the precision forging of bent axle, titanium alloy blade and other blades can be applicable to again.Therefore, have wide range of applications.
In sum, overload protecting electric screw press of the present invention, simple in structure, parts are few; driving-chain is short, and the mechanical strength height is easy to manufacture, easy to maintenance; cost is low, and is simple to operate, and the parts loss is little, cushions anti-sway; axiality is good, operates steadily, and has higher hitting power and strain energy of distortion, the forming accuracy height; the anti-bias load ability is strong, and overload protection is safe and reliable; long service life, energy-conservation, have wide range of applications.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is done further explanation.
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the left view among Fig. 1;
Fig. 3 is the vertical view among Fig. 1;
Fig. 4 is the local enlarged diagram at the I place among Fig. 1.
The specific embodiment
In Fig. 1～Fig. 4; overload protecting electric screw press of the present invention; comprise fuselage 1; be installed in the platform 2 of body upper; vertical placement also is installed in extraordinary drive motors 3 on the fuselage crossbeam; be directly installed on the small active gear 4 on the extraordinary drive motors output shaft; by the friction slip formula big flywheel 5 of small active gear by the meshed transmission gear drive; be fixed on screw rod 6 on the flywheel by pin; nut 7 by screw drive; with the slide block 8 that nut is fixed together, be installed in the outer shoe brake 9 that is used to brake flywheel on the platform.
Overload protecting electric screw press of the present invention; the big flywheel 5 of said friction slip formula; comprise the outer wheel body 10 of the profile of tooth that drives by small active gear; be fixed on following wheel body 11 on the screw rod by pin; be embedded in down the following friction plate 12 of wheel body end face; be positioned at the last wheel body 13 of wheel body top down; be embedded in the upper friction plate 14 of wheel body end face; to go up; the adjustable fastener 15 that following wheel body is installed together; being installed in up and down, friction plate reaches in the concave hole that forms between the wheel body up and down; abut against on the friction plate up and down and be installed in interior chimera 16 on the outer wheel body of profile of tooth, be installed in down the buffering antiswing device 17 bottom the wheel body.
Overload protecting electric screw press of the present invention, said buffering antiswing device 17 comprises dish spring abutment 18, the buffering dish spring 19 between dish spring abutment and following wheel body is installed to down adjustment bolt 20 on the wheel body with the dish spring abutment.
Electric screw press of the present invention, said slide block, top is provided with the elongated cylindrical guide rail, and the bottom is provided with X type diagonal guide rail.
Overload protecting electric screw press of the present invention, said extraordinary drive motors can be dc brushless motor.
Overload protecting electric screw press of the present invention, said extraordinary drive motors can be AC servo motor.
Overload protecting electric screw press of the present invention, said extraordinary drive motors can be switched reluctance machines.
Overload protecting electric screw press of the present invention, said extraordinary drive motors can be stepper motor.
Overload protecting electric screw press of the present invention, said extraordinary drive motors can be frequency control motor.
Claims (9)
1, a kind of overload protecting electric screw press; it is characterized in that; comprise fuselage; be installed in the platform of body upper; vertical placement also is installed in extraordinary drive motors on the fuselage crossbeam; be directly installed on the small active gear on the extraordinary drive motors output shaft; by the friction slip formula big flywheel of small active gear by the meshed transmission gear drive; be fixed on screw rod on the flywheel by pin; nut by screw drive; with the slide block that nut is fixed together, be installed in the outer shoe brake that is used to brake flywheel on the platform.
2; overload protecting electric screw press according to claim 1; it is characterized in that; the big flywheel of said friction slip formula; comprise the outer wheel body of the profile of tooth that drives by small active gear; be fixed on following wheel body on the screw rod by pin; be embedded in down the following friction plate of wheel body end face; be positioned at the last wheel body of wheel body top down; be embedded in the upper friction plate of wheel body end face; to go up; the adjustable fastener that following wheel body is installed together; being installed in up and down, friction plate reaches in the concave hole that forms between the wheel body up and down; abut against on the friction plate up and down and be installed in interior chimera on the outer wheel body of profile of tooth, be installed in down the buffering antiswing device bottom the wheel body.
3, overload protecting electric screw press according to claim 2 is characterized in that, said buffering antiswing device comprises the dish spring abutment, and the buffering dish spring between dish spring abutment and following wheel body is installed to down adjustment bolt on the wheel body with the dish spring abutment.
4, overload protecting electric screw press according to claim 1 is characterized in that, said slide block, and top is provided with the elongated cylindrical guide rail, and the bottom is provided with X type diagonal guide rail.
5, overload protecting electric screw press according to claim 1 is characterized in that, said extraordinary drive motors can be dc brushless motor.
6, overload protecting electric screw press according to claim 1 is characterized in that, overload protecting electric screw press of the present invention, and said extraordinary drive motors can be AC servo motor.
7, overload protecting electric screw press according to claim 1 is characterized in that, overload protecting electric screw press of the present invention, and said extraordinary drive motors can be switched reluctance machines.
8, overload protecting electric screw press according to claim 1 is characterized in that, overload protecting electric screw press of the present invention, and said extraordinary drive motors can be stepper motor.
9, overload protecting electric screw press according to claim 1 is characterized in that, overload protecting electric screw press of the present invention, and said extraordinary drive motors can be frequency control motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100024768A CN101554640B (en) | 2009-01-21 | 2009-01-21 | Overload protecting electric screw press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100024768A CN101554640B (en) | 2009-01-21 | 2009-01-21 | Overload protecting electric screw press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101554640A true CN101554640A (en) | 2009-10-14 |
| CN101554640B CN101554640B (en) | 2013-01-30 |
Family
ID=41173008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100024768A Expired - Fee Related CN101554640B (en) | 2009-01-21 | 2009-01-21 | Overload protecting electric screw press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101554640B (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102327931A (en) * | 2011-07-26 | 2012-01-25 | 太原通泽重工有限公司 | Pressurized overload protection device of straightening machine |
| CN102357635A (en) * | 2011-08-16 | 2012-02-22 | 王一多 | Electric spiral press |
| CN102658667A (en) * | 2012-05-16 | 2012-09-12 | 宁波念初机械工业有限公司 | Device for adjusting die height of die in press machine |
| CN102922764A (en) * | 2012-11-23 | 2013-02-13 | 上海运良锻压机床有限公司 | Push cylinder type hydraulic screw press |
| CN103419402A (en) * | 2013-08-13 | 2013-12-04 | 山东理工大学 | Method for controlling running of direct drive motor of screw servo press and device for implementing method |
| CN104457237A (en) * | 2014-12-01 | 2015-03-25 | 无锡市晶瑜冶金机械有限公司 | Rail embedded sliding plate |
| CN105014286A (en) * | 2015-08-13 | 2015-11-04 | 上海诺霸科技有限公司 | Pull rod |
| CN107695270A (en) * | 2017-09-27 | 2018-02-16 | 青岛鑫顺杰锻压科技有限公司 | A kind of electric screw press |
| CN107696543A (en) * | 2017-11-24 | 2018-02-16 | 平湖市乾业进出口有限公司 | A kind of environment-friendly type punching press shaping equipment |
| CN108856618A (en) * | 2018-07-06 | 2018-11-23 | 青岛理工大学 | Intelligent energy-saving overload protection device and method for crank press |
| CN109849416A (en) * | 2018-12-29 | 2019-06-07 | 武汉新威奇科技有限公司 | The gas control disc spring brake holding mechanism of fly press class flywheel |
| CN109848348A (en) * | 2018-12-29 | 2019-06-07 | 武汉新威奇科技有限公司 | A kind of numerical control direct-drive electric screw press |
| CN111185558A (en) * | 2020-03-12 | 2020-05-22 | 青岛宏达锻压机械有限公司 | Numerical control energy-saving electric screw press |
| CN111420617A (en) * | 2020-04-08 | 2020-07-17 | 浙江大学 | Machine-liquid mixed loading and automatic compensation type double-face top pressing machine and method |
| CN117841435A (en) * | 2024-01-23 | 2024-04-09 | 青岛明晖精锻设备有限公司 | Electric screw press |
-
2009
- 2009-01-21 CN CN2009100024768A patent/CN101554640B/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102327931A (en) * | 2011-07-26 | 2012-01-25 | 太原通泽重工有限公司 | Pressurized overload protection device of straightening machine |
| CN102357635A (en) * | 2011-08-16 | 2012-02-22 | 王一多 | Electric spiral press |
| CN102658667A (en) * | 2012-05-16 | 2012-09-12 | 宁波念初机械工业有限公司 | Device for adjusting die height of die in press machine |
| CN102922764A (en) * | 2012-11-23 | 2013-02-13 | 上海运良锻压机床有限公司 | Push cylinder type hydraulic screw press |
| CN102922764B (en) * | 2012-11-23 | 2015-01-07 | 上海运良锻压机床有限公司 | Push cylinder type hydraulic screw press |
| CN103419402A (en) * | 2013-08-13 | 2013-12-04 | 山东理工大学 | Method for controlling running of direct drive motor of screw servo press and device for implementing method |
| CN103419402B (en) * | 2013-08-13 | 2015-03-18 | 山东理工大学 | Method for controlling running of direct drive motor of screw servo press and device for implementing method |
| CN104457237A (en) * | 2014-12-01 | 2015-03-25 | 无锡市晶瑜冶金机械有限公司 | Rail embedded sliding plate |
| CN105014286A (en) * | 2015-08-13 | 2015-11-04 | 上海诺霸科技有限公司 | Pull rod |
| CN107695270A (en) * | 2017-09-27 | 2018-02-16 | 青岛鑫顺杰锻压科技有限公司 | A kind of electric screw press |
| CN107696543A (en) * | 2017-11-24 | 2018-02-16 | 平湖市乾业进出口有限公司 | A kind of environment-friendly type punching press shaping equipment |
| CN108856618A (en) * | 2018-07-06 | 2018-11-23 | 青岛理工大学 | Intelligent energy-saving overload protection device and method for crank press |
| CN108856618B (en) * | 2018-07-06 | 2023-08-11 | 青岛理工大学 | Intelligent energy-saving overload protection device and overload protection method for crank press |
| CN109849416A (en) * | 2018-12-29 | 2019-06-07 | 武汉新威奇科技有限公司 | The gas control disc spring brake holding mechanism of fly press class flywheel |
| CN109848348A (en) * | 2018-12-29 | 2019-06-07 | 武汉新威奇科技有限公司 | A kind of numerical control direct-drive electric screw press |
| CN109848348B (en) * | 2018-12-29 | 2023-10-20 | 武汉新威奇科技有限公司 | Numerical control direct-drive type electric screw press |
| CN111185558A (en) * | 2020-03-12 | 2020-05-22 | 青岛宏达锻压机械有限公司 | Numerical control energy-saving electric screw press |
| CN111420617A (en) * | 2020-04-08 | 2020-07-17 | 浙江大学 | Machine-liquid mixed loading and automatic compensation type double-face top pressing machine and method |
| CN117841435A (en) * | 2024-01-23 | 2024-04-09 | 青岛明晖精锻设备有限公司 | Electric screw press |
| CN117841435B (en) * | 2024-01-23 | 2024-06-14 | 青岛明晖精锻设备有限公司 | Electric screw press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101554640B (en) | 2013-01-30 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20190121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |