CN201020851Y - Electric screw press - Google Patents
Electric screw press Download PDFInfo
- Publication number
- CN201020851Y CN201020851Y CNU2007200205312U CN200720020531U CN201020851Y CN 201020851 Y CN201020851 Y CN 201020851Y CN U2007200205312 U CNU2007200205312 U CN U2007200205312U CN 200720020531 U CN200720020531 U CN 200720020531U CN 201020851 Y CN201020851 Y CN 201020851Y
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- motor
- electric screw
- screw press
- connects
- controller
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Abstract
The utility model discloses an electrical screw press, which comprises a motor, a machine body, a screw rod, a sliding block, and a helical gear. The helical gear connects with the screw rod, and drives the sliding block to move up and down through the screw rod; wherein, at least a driving wheel and a controller electrically connecting with the motor and controlling the motor to rotate positively and negatively are arranged on the press, the driving wheel is connected with the motor, and mutually meshed with the helical gear. When the electrical screw press of the utility model is powered on to work, and only when the sliding block makes the reciprocating motion, the motor rotates, the electrical energy is greatly saved, and the running cost is saved.
Description
Technical field
The utility model relates to a kind of forcing press, specifically, relates to a kind of electric screw formula forcing press.
Background technology
Existing fly press generally adopts screw rod, spiral to pay as transmission mechanism, referring to shown in Figure 1, pass through belt no-load voltage ratio transmission speed by motor, the rotation of drive flywheel, pay by flywheel contact spiral, pay the metal forming machinery that pumps that transmission changes forward and reverse motion of flywheel into slide block by spiral.After motor constant speed (50HZ) starts, motor shaft is by belt no-load voltage ratio transmission speed, driving flywheel just changes, and the contact spiral is paid, and then screw rod drive slide block moves downward, hit workpiece, transmit energy, when the striking work rear slider rebounds naturally, flywheel is paid counter-rotating by the friction-driven spiral, and then the control screw rod drives slide block and moves upward, and finishes one-period work.
The entire work process motor drives flywheel rotation consumed energy always, connects spiral discontinuously by flywheel during forging and pressing and pays, and the friction of generation makes screw rod drive slide block and moves back and forth, and transmits energy.But the time that flywheel contact spiral is paid is very short, and the motor most of the time is to drive flywheel in idle running, and it is little to make useful energy account for the percentage of whole output energy, and the energy is wasted in a large number.
The utility model content
The purpose of this utility model is to provide a kind of electric screw press, can realize helical gear rotating campaign, guarantee electric screw press when working on power only when slide block moves back and forth motor just rotate, finally reach energy-conservation, the purpose of saving operating cost.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solutions:
A kind of electric screw press of the utility model, comprise motor, fuselage, screw rod, slide block and helical gear, described helical gear connecting screw rod, driving slide block by described screw rod moves up and down, wherein, also be provided with at least one driving wheel and be electrically connected on motor and control the controller of described motor rotating on described forcing press, described driving wheel connects motor, and is meshed with described helical gear.
As a kind of design, in described controller, include a frequency converter, the power input of described frequency converter connects power supply, and output connects described motor.
As further qualification to technique scheme, described frequency converter is an AC converter, include a direct current power output end, in order to realize power conversion, described dc power output end connects the direct-flow input end of an inverter, dc inverter is become the power input that exports described frequency converter behind the alternating current to, thereby the electric energy that motor is produced feeds back in the electrical network.
Certainly, the power conversion of motor can realize that described dc power output end connects brake unit and braking resistor by brake unit and braking resistor, and braking resistor is fallen the power consumption that motor produces by the form that discharges heat energy.Described brake unit and braking resistor belong to the ordinary skill in the art, and those skilled in the art are easy to expect, thereby do not describe in detail herein.
In order to realize the rotating control of motor, on described controller, be provided with the rotating control terminal, just changeing on control terminal and the counter-rotating control terminal being connected with a manual gauge tap respectively.
Certainly, the rotating of described motor can also be controlled automatically, and the support arm of described press frame or support table top are provided with near switch, is electrically connected and described controller; In described controller, also include a PLC Programmable Logic Controller, receive the described signal of telecommunication that sends near switch, and then control described motor and just change automatically or reverse.
For speed governing and control convenience, described controller is provided with communication interface, with a parameter input module is set and is connected.
As another kind of design, in described controller, include rectification module, inversion module and control module, the input of described rectification module connects described power supply, and output connects described control module by inversion module, and then is connected with described motor.
The output of described rectification module connects the direct-flow input end of an inverter, when motor is in generating state, dc inverter is become the input that exports described rectification module behind the alternating current to.
The output of described rectification module also can connect brake unit and braking resistor.
Compared with prior art, advantage of the present utility model and good effect are as follows: fly press of the present utility model only needs a driving wheel can realize the reciprocating motion of slide block, has effectively saved material and manufacturing process.Adopt converter technique simultaneously, the speed of motor can be in advance according to cycle, and blow energy is set, and motor only rotates when slide block need move back and forth, thereby greatly energy-conservation electric energy has reduced operating cost.
Description of drawings
Fig. 1 is the structural representation of existing fly press;
Fig. 2 is the structural representation of the electric screw press that the utility model proposed;
Fig. 3 is the utility model converter circuit schematic diagram;
Fig. 4 is the utility model controller module structure chart.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is done explanation in further detail.
As a kind of design wherein, electric screw press of the present utility model comprises motor 5, fuselage 1, screw rod 2, slide block 3 and helical gear 4, helical gear 4 connecting screw rods 2, driving slide block 3 by screw rod 2 moves up and down, wherein, connect a driving wheel 6 that is meshed with helical gear 4 on the motor 5, the controller 8 with its rotating of control is electrically connected in addition.In described controller 8, include an AC converter 9, the dc power output end of frequency converter 9 connects the direct-flow input end of an inverter 10, dc inverter is become the power input that exports described frequency converter 9 behind the alternating current to, thereby the electric energy that motor 5 is produced feeds back in the electrical network.Certainly, the power conversion of motor 5 can realize that dc power output end connects brake unit and braking resistor by brake unit and braking resistor.The power input of frequency converter 9 connects power supply, and output connects motor 5.In order to realize the rotating control of motor 5, on described controller, be connected with the rotating terminal, just changeing on control terminal and the counter-rotating control terminal being connected with a manual gauge tap respectively.Certainly, the rotating of motor 5 can also be controlled automatically, and the support arm 1-1 of press frame 1 or support table top 1-2 are provided with near switch, is electrically connected controller 8; In controller 8, also include a PLC Programmable Logic Controller, receive the signal of telecommunication that sends near switch 7, and then control motor 5 just changes automatically or reverses.For speed governing and control convenience, controller is provided with communication interface, with a parameter input module is set and is connected.Certainly, the rotating of frequency converter control can also can realize the rotating of motor is controlled by internal communication by the control of external hardware terminal, promptly by the touch-screen that instruction is set and parameter shows, and realization human-computer dialogue operation.
As another kind of design, be with the difference of technique scheme: the rotating of motor 5 realizes by the rectification module in the controller 8, inversion module and control module, the power supply that the input of rectification module connects, the control module that output connects by inversion module, and then be connected with described motor.Concrete connect as follows: the output of rectification module connects the direct-flow input end of an inverter, dc inverter is become the input that exports rectification module behind the alternating current to.Certainly, the output of rectification module also can connect brake unit and braking resistor.
Embodiment one, as shown in Figure 2, and the utility model helical gear 4 connecting screw rods 2, and drive slide blocks 3 by described screw rod 2 and move up and down, ac motor 5 is installed on the fuselage 1.Driving wheel 6 and helical gear 4 are meshed and are installed on the driving shaft of ac motor 5, drive its rotation by ac motor 5.Between motor 5 and power supply, be electrically connected a controller 8, comprise frequency converter in the controller 8, power input R, S, the T of frequency converter link to each other with power switch, output U, the V of frequency converter, W connect the input of motor, frequency converter input R, S, T and DC+ with also be connected an inverter between DC-holds.Frequency converter also is provided with the input module touch-screen with a parameter and is connected, and parameter input module can also be key panel or PC.It is just changeing control terminal and counter-rotating is connected with a manual gauge tap respectively on the control terminal frequency converter.Control the motor forward or reverse by manual mode.Rotating that can certainly automatic control motor, promptly the support arm 1-1 of described press frame or support table top 1-2 are provided with near switch 7, are electrically connected frequency converters near switch 7; The PLC Programmable Logic Controller also links to each other with frequency converter, the signal of telecommunication that reception is sent near switch, PLC control signal output connects described control terminal and the counter-rotating control terminal of just changeing, and realizes just changeing automatically or reversing by the described motor of its inner programme-control.
Embodiment two, be with above-mentioned difference: to electric machine speed regulation, controlling its rotating realizes by the rectification module in the controller 8, inversion module and control module, the input of rectification module connects power supply, output connects described control module by inversion module, and then is connected with described motor.The output of rectification module connects the direct-flow input end of an inverter, dc inverter is become the input that exports described rectification module behind the alternating current to.Just change control terminal and counter-rotating control terminal in order to realize the rotating control of motor, to include in described control module, receiving is respectively just changeing or reverse control signal, and then controls described motor and just change or reverse.
Operation principle is as follows: by the just commentaries on classics control end and the counter-rotating control end of control frequency converter, can make ac motor 5 on request turn to rotation, and drive helical gears 4 rotations by driving wheel 6.When motor 6 is rotated in the forward, be the rotation transformation of helical gear 4 slide block 3 along the moving downward of fuselage by driving wheel 6, slide block 3 descending Impact moulds make component shaping, the slide block bounce-back.If adopt manually control, make motor 5 reverse rotations by manual control counter-rotating end this moment; If what adopt is automatic control, the signal that send near switch this moment or the signal feedback of communication interface become controller and then the control motor is realized counter-rotating to PLC, and then, helical gear 4 and also reverse rotation of screw rod 2, so slide block 3 moves upward along fuselage, finishes one-period work.The motor operation changes its rotary speed and direction of rotation by frequency control.When the external inverter of frequency converter, the dc inverter of the frequency converter DC port being exported by inverter becomes alternating current, is input to the input of frequency converter, realizes the energy feedback.
Certainly; above-mentioned explanation is not to be to restriction of the present utility model; the utility model also is not limited in above-mentioned giving an example, and variation, remodeling, interpolation or replacement that those skilled in the art are made in essential scope of the present utility model also should belong to protection domain of the present utility model.
Claims (10)
1. electric screw press, comprise motor, fuselage, screw rod, slide block and helical gear, described helical gear connecting screw rod, driving slide block by described screw rod moves up and down, it is characterized in that: on described forcing press, also be provided with at least one driving wheel and be electrically connected on motor and control the controller of described motor rotating, described driving wheel connects motor, and is meshed with described helical gear.
2. electric screw press according to claim 1 is characterized in that: include a frequency converter in described controller, the power input of described frequency converter connects power supply, and output connects described motor.
3. electric screw press according to claim 2, it is characterized in that: described frequency converter is an AC converter, include a direct current power output end, described dc power output end connects the direct-flow input end of an inverter, dc inverter is become the power input that exports described frequency converter behind the alternating current to.
4. electric screw press according to claim 2 is characterized in that: described frequency converter is an AC converter, includes a direct current power output end, and described dc power output end connects brake unit and braking resistor.
5. electric screw press according to claim 1, it is characterized in that: in described controller, include rectification module, inversion module and control module, the input of described rectification module connects described power supply, output connects described control module by inversion module, and then is connected with described motor.
6. electric screw press according to claim 5 is characterized in that: the output of described rectification module connects the direct-flow input end of an inverter, dc inverter is become the input that exports described rectification module behind the alternating current to.
7. electric screw press according to claim 5 is characterized in that: the output of described rectification module connects brake unit and braking resistor.
8. according to claim 2 or 5 described electric screw press, it is characterized in that: the support arm of described press frame or support table top are provided with near switch, are electrically connected and described controller; In described controller, also include a PLC Programmable Logic Controller, receive the described signal of telecommunication that sends near switch, and then control described motor and just change automatically or reverse.
9. according to claim 2 or 5 described electric screw press, it is characterized in that: on described controller, be provided with the rotating control terminal, just changeing on control terminal and the counter-rotating control terminal being connected with a manual gauge tap respectively.
10. according to claim 2 or 5 described electric screw press, it is characterized in that: described controller is provided with communication interface, with a parameter input module is set and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200205312U CN201020851Y (en) | 2007-04-06 | 2007-04-06 | Electric screw press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200205312U CN201020851Y (en) | 2007-04-06 | 2007-04-06 | Electric screw press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201020851Y true CN201020851Y (en) | 2008-02-13 |
Family
ID=39088259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200205312U Expired - Fee Related CN201020851Y (en) | 2007-04-06 | 2007-04-06 | Electric screw press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201020851Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103084526A (en) * | 2011-11-02 | 2013-05-08 | 青岛青锻锻压机械有限公司 | Frequency conversion type double disk friction press |
| 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 |
-
2007
- 2007-04-06 CN CNU2007200205312U patent/CN201020851Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103084526A (en) * | 2011-11-02 | 2013-05-08 | 青岛青锻锻压机械有限公司 | Frequency conversion type double disk friction press |
| CN103084526B (en) * | 2011-11-02 | 2015-09-30 | 青岛青锻锻压机械有限公司 | Frequency conversion type double disk friction screw press |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: QINGDAO SHENLONG SYSTEM ENGINEERING CO., LTD. Free format text: FORMER OWNER: QINGDAO SHENLONG TECHNOLOGY CO., LTD. Effective date: 20111111 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20111111 Address after: 266071 Shandong Province, Qingdao city Anqing Road No. 17 Building No. 2 room 1-102 Patentee after: Qingdao deep dragon System Engineering Co., Ltd. Address before: 266071 Shandong Province, Qingdao city Anqing Road No. 17 Building No. 2 room 1-102 Patentee before: Qingdao Shenlong Technology Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080213 Termination date: 20140406 |