CN201735714U - Numerically-controlled steel bar cutting mechanism - Google Patents
Numerically-controlled steel bar cutting mechanism Download PDFInfo
- Publication number
- CN201735714U CN201735714U CN2010202719825U CN201020271982U CN201735714U CN 201735714 U CN201735714 U CN 201735714U CN 2010202719825 U CN2010202719825 U CN 2010202719825U CN 201020271982 U CN201020271982 U CN 201020271982U CN 201735714 U CN201735714 U CN 201735714U
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- flying shear
- motor
- cutting mechanism
- steel bar
- shaft
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Abstract
The utility model discloses a numerically-controlled steel bar cutting mechanism and relates to a steel bar cutting mechanism; the numerically-controlled steel bar cutting mechanism comprises a mechanical part and an electric cabinet. The mechanical part comprises four assemblies of a machine base, a motor, a speed reducer and a flying shear cutting mechanism. The motor, the speed reducer and the flying shear cutting mechanism are fixed on the machine base. The motor is connected with an input shaft of the speed reducer through a coupling I. The output shaft of the speed reducer is connected with the input shaft of the flying shear cutting mechanism (the lower shaft 6 of a flying shear) through a speed reducer coupling 5. A response plate 14 is fixed at the other end of the upper shaft of the flying shear. A tool stop position switch 15 is fixed at one side of the response plate 14 on a flying shear box body, and a power line and a signal line on the tool stop position switch and a power driving line of the motor are connected with the electric cabinet. An AC frequency converter 1, a dissipative resistor and an electronic control component are arranged in the electric cabinet. The numerically-controlled steel bar cutting mechanism can ensure the steel bar to be precisely and rapidly cut under the processed status at high speed, in addition, the device with good technology or economic feasibility is realized, and batch production is easy.
Description
Technical field
The utility model relates to a kind of bar cutting mechanism, particularly relate in a kind of concrete-bar straightening-cutting machine shut-off mechanism a kind of novel, accurately and fast, digital control steel bar cuts off controlling organization.
Background technology
At present, develop rapidly along with national economy, building industry constantly increases the demand of building iron, particularly along with of continuous maturation, the application of building iron weldering network technology with building stirrup suitability for industrialized production technology, not only the building iron aligning cutting-off device has been proposed high speed, large diameter requirement, and the error in length of processed reinforcing bar has been proposed strict more requirement.In the cut-out technology of its existing concrete-bar straightening-cutting machine, no matter be that the hydraulic trolley formula is cut off mode, paddle type mill cuts off mode, still mechanical flying shear cuts off mode, realizes that at the same time High-speed machining and accurate error in length aspect never find a kind of both economical, practical, way efficiently.
Mainly containing three kinds of cut-out modes in the continous way shut-off mechanism of traditional concrete-bar straightening-cutting machine, is respectively that paddle type mill cuts off, hydraulic pressure (dolly) drives and cuts off and the cut-out of mechanical type flying shear, and what the meaning represented was wherein arranged most is mechanical type flying shear shut-off mechanism.
In mechanical type flying shear cut-out mode, people generally adopt motor+electromagnetism (pneumatic) clutch-brake, or the taper braking motor realize the flying shear shut-off mechanism startup, cut off and stop.The great advantage of this cut-out mode is: be fit to very much online, fast shut-off in the processing reinforcing bar process; Maximum problem is: the cutting off tool original position changes greatly, and it is big to cause cutting off the reinforcing bar error in length, wayward.Be subjected to that the mechanical type transmission of equipment own starts, braking influences, not only clutch, brake wear are very big, the operating cost height, and also equipment is difficult for adjusting, and has a strong impact on the service efficiency of complete machine.After particularly adopting taper braking motor replacement electromagnetism (or pneumatic) clutch-brake as driving element,, cut off the big problem of reinforcing bar error in length and still exist though play a role to reducing operating cost, in addition more outstanding.Especially serious is that under frequent starting, braking duty, the problems of excessive heat of taper braking motor usually causes burn-down of electric motor.
Summary of the invention
The purpose of this utility model be to provide a kind of novel accurately and fast, digital control steel bar cuts off controlling organization.This mechanism can not only remain on the original position of cutting off tool one accurately in the scope by good control technology, make the shearing length error minimum of reinforcing bar, can realize online, accurate, the fast shut-off of reinforcing bar in continuous process, the shearing length error of assurance reinforcing bar in allowed limits.
The technical scheme that the utility model adopted is:
A kind of digital control steel bar shut-off mechanism is made up of mechanical part and electric cabinet two parts, and mechanical part comprises support, motor, decelerator and four assemblies of flying shear shut-off mechanism, and motor, decelerator and flying shear shut-off mechanism are fixed on the support; Motor is connected with reducer input shaft by shaft coupling, reducer output shaft by the decelerator shaft coupling with flying shear shut-off mechanism power shaft, be that the flying shear lower shaft is connected, last cutting off tool, down cutting off tool is separately fixed at an end of axle and flying shear lower shaft on the flying shear; Between the upper and lower axle of flying shear by a pair of gears engaged; Response panel is fixed on the other end of axle on the flying shear; Cutter stop position switch is fixed on response panel one side on the flying shear casing, power line and holding wire on it, and the driving power supply line of motor inserts electric cabinet; AC converter and power consumption resistance are arranged in the electric cabinet with automatically controlled components and parts.
Described a kind of digital control steel bar shut-off mechanism, the two axial ends of axle and flying shear lower shaft is equipped with bearing on its described flying shear.
This method and technology advanced person, processing technology is simple, and key is slow electric braking performance and the power consumption resistance that starts, delays braking of AC converter, and system coordination.
The beneficial effects of the utility model are, can guarantee in mechanical type flying shear shut-off mechanism that the flying shear cutter rests on one more accurately on the original position all the time, and the electrical loss that the is produced during braking resistance that consumed energy absorbs.And not having mechanical type clutch, a braking drive disk assembly, drive motors neither starting or stoping under unexpected state, so motor can not occur overheatedly, more can not burn phenomenon.Use the shut-off mechanism of the concrete-bar straightening-cutting machine of this technology not only to operate steadily, maintenance cost is cheap, and it is simple in structure, be fit to very much greatly, can realize online, accurate, the fast shut-off of reinforcing bar in continuous process, the shearing length error of assurance reinforcing bar in allowed limits.
The utility model guarantees the accurately and fast cut-out of reinforcing bar under the processed state of high speed, realizes the feasibility of well-equipped technology or economic aspect simultaneously, is easy to produce in batches processing.
Description of drawings
Fig. 1 is that the utility model mechanism forms schematic diagram;
Fig. 2 is the right view that the utility model mechanism forms schematic diagram.
Among the figure: the 1-AC converter; The 2-motor; The 3-motor coupler; The 4-decelerator; 5-decelerator shaft coupling; 6-flying shear lower shaft; The 7-bearing; The 8-gear; 9-flying shear casing; Cutting off tool under the 10-; The processed reinforcing bar of 11-; The last cutting off tool of 12-; Axle on the 13-flying shear; The 14-response panel; 15-cutter stop position switch; The 16-resistance that consumes energy;
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
The control structure of this patent mainly is made up of mechanical part and electric cabinet two parts: as shown in the figure, mechanical part mainly comprises support, motor, decelerator and four assemblies of flying shear shut-off mechanism, and motor, decelerator and flying shear shut-off mechanism are fixed on the support.Motor is connected with reducer input shaft by shaft coupling 1, reducer output shaft by decelerator shaft coupling 5 with flying shear shut-off mechanism power shaft, be that flying shear lower shaft 6 is connected, last cutting off tool 12, down cutting off tool 10 is separately fixed at an end of axle 13 and flying shear lower shaft 6 on the flying shear, and the two axial ends of axle 13 and flying shear lower shaft 6 is equipped with bearing 7 on the flying shear.Between the upper and lower axle of flying shear by a pair of gears engaged.Response panel 14 is fixed on the other end of axle on the flying shear, rotates together thereupon.Cutter stop position switch 15 is fixed on response panel 14 1 sides on the flying shear casing, power line and holding wire on it, and the driving power supply line of motor inserts electric cabinet.
AC converter 1 and power consumption resistance are placed in the electric cabinet with other automatically controlled components and parts.
When production line work is cut off in bar straightening, when reinforcing bar length detection mechanism in the production line is transmitted when cutting off instruction to AC converter 1, AC converter sends the electric current that frequency improves gradually to drive motor 2 immediately, the rotation of drive motor is through motor coupler 3, decelerator 4, decelerator shaft coupling 5 drives flying shear lower shaft 6 rotations in the flying shear casing 9, gears engaged on gear 8 on the flying shear lower shaft 6 and the flying shear on the axle 13, with transmission of power to axle on the flying shear, the last cutting off tool 12 that is connected with root axle up and down, following cutting off tool 10 rotates in opposite directions processed reinforcing bar 11 is cut off.Then, AC converter 1 control drive current frequency reduces gradually, when the response panel 14 that plays rotation with one when the cutting off tool rear end enters in control flying shear cutter stop position switch 15 scopes, the stop position switch sends instruction, AC converter 1 is implemented electric braking to drive motor 2 immediately, and the electrical loss that system produced during braking is sent to power consumption resistance 16 and absorbs.So just, finish a working cycles, so go round and begin again, shut-off mechanism just becomes processed bar cutting one by one error in length vertical bar reinforcing bar accurately in the continuous processing of reinforcing bar.
Claims (2)
1. a digital control steel bar shut-off mechanism is made up of mechanical part and electric cabinet two parts, it is characterized in that mechanical part comprises support, motor, decelerator and four assemblies of flying shear shut-off mechanism, and motor, decelerator and flying shear shut-off mechanism are fixed on the support; Motor is connected with reducer input shaft by shaft coupling (1), reducer output shaft by decelerator shaft coupling (5) with flying shear shut-off mechanism power shaft, be that flying shear lower shaft (6) is connected, last cutting off tool (12), down cutting off tool (10) is separately fixed at an end of axle (13) and flying shear lower shaft (6) on the flying shear; Between the upper and lower axle of flying shear by a pair of gears engaged; Response panel (14) is fixed on the other end of axle on the flying shear; Cutter stop position switch (15) is fixed on response panel (14) one sides on the flying shear casing, power line and holding wire on it, and the driving power supply line of motor inserts electric cabinet; AC converter (1) and power consumption resistance are arranged in the electric cabinet with automatically controlled components and parts.
2. a kind of digital control steel bar shut-off mechanism according to claim 1 is characterized in that, the two axial ends of axle (13) and flying shear lower shaft (6) is equipped with bearing (7) on the described flying shear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202719825U CN201735714U (en) | 2010-07-27 | 2010-07-27 | Numerically-controlled steel bar cutting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202719825U CN201735714U (en) | 2010-07-27 | 2010-07-27 | Numerically-controlled steel bar cutting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201735714U true CN201735714U (en) | 2011-02-09 |
Family
ID=43550996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202719825U Expired - Fee Related CN201735714U (en) | 2010-07-27 | 2010-07-27 | Numerically-controlled steel bar cutting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201735714U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248330A (en) * | 2011-06-16 | 2011-11-23 | 杭州华光焊接新材料股份有限公司 | Strip flattening machine |
| CN110449534A (en) * | 2019-07-17 | 2019-11-15 | 沈阳建筑大学 | A kind of modular digital control steel bar steel wire straightening and abscinding device |
-
2010
- 2010-07-27 CN CN2010202719825U patent/CN201735714U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248330A (en) * | 2011-06-16 | 2011-11-23 | 杭州华光焊接新材料股份有限公司 | Strip flattening machine |
| CN110449534A (en) * | 2019-07-17 | 2019-11-15 | 沈阳建筑大学 | A kind of modular digital control steel bar steel wire straightening and abscinding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20140727 |
|
| EXPY | Termination of patent right or utility model |