CN204172384U - A kind of numerical control stamping machine tool of linear motor direct drive - Google Patents
A kind of numerical control stamping machine tool of linear motor direct drive Download PDFInfo
- Publication number
- CN204172384U CN204172384U CN201420601783.4U CN201420601783U CN204172384U CN 204172384 U CN204172384 U CN 204172384U CN 201420601783 U CN201420601783 U CN 201420601783U CN 204172384 U CN204172384 U CN 204172384U
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- China
- Prior art keywords
- mould bases
- electric motors
- linear electric
- direct drive
- numerical control
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Abstract
The utility model discloses a kind of numerical control stamping machine tool of linear motor direct drive, comprise lathe bed, be arranged on the power set of lathe bed upper end, be arranged on the lower end of power set and the mould bases pumped, the drift being arranged on mould bases lower end can be made and be arranged on the workbench of lathe bed lower end upper surface under the driving of power set, described workbench is positioned at the below of drift, described power set adopt linear electric motors, described mould bases is connected with the secondary of linear electric motors, and mould bases can pump under the driving that linear electric motors are secondary.Punch press adopts vertical structure, by linear motor direct drive, instead of the drive form of traditional " electric rotating machine+crank connecting link ", simplify the frame for movement of lathe, simultaneously due to without intermediary movements switching mechanism, therefore noise is little, transmission efficiency is high, contribute to the working (machining) efficiency improving lathe, punching press frequency can reach 200 times/min, also has energy-conserving and environment-protective, automaticity advantages of higher in addition.
Description
Technical field
The utility model relates to a kind of press machine, particularly relates to a kind of numerical control stamping machine tool of linear motor direct drive.
Background technology
Punch press is widely used in the shaping stamping procedures such as electronics, communication, the vehicles (automobile, motorcycle, bicycle), five metals parts.At present, the power of the press machine that China is traditional is from turning motor, it needs a series of switching mechanism to be linear reciprocating motion by converting rotary motion, in order to obtain enough large stamping press, also need outfit large flywheel of energy storage, therefore intermediate member is many, transmission efficiency is low, complex structure, volume is heavy, and noise greatly and easily produce fault.And utilize techniques of linear motor, the press machine that linear electric motors electric energy being directly changed into mechanical energy drive, without any need for intermediate conversion parts just can realize the linear reciprocating motion of drift, avoid the energy loss and wearing and tearing that cause because of intermediate transmission, improve transmission efficiency.The features such as utilize the press machine of linear motor direct drive to have structure simple, volume is little, lightweight, and noise is little, and power consumption is few, with short production cycle, contribute to enhancing productivity, save production cost, and improve Business Economic Benefit.China is the use big country of lathe, also be manufacture big country, the outlet of electronic product is annual all in growth, along with the development of World Machine Tool industry process technology, linear electric motors actuation techniques will be a direction of Machine Tool Development, use big country as a lathe and manufacture big country, the press machine that the linear electric motors that design has advanced level drive is significant.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is the numerical control stamping machine tool providing a kind of linear motor direct drive, and to make up, the transmission efficiency that traditional machine tool causes because intermediate member is low, complex structure, volume heavy, noise is large, easily produce the defects such as fault.
In order to solve the problems of the technologies described above, the utility model have employed following technical scheme:
A kind of numerical control stamping machine tool of linear motor direct drive, comprise lathe bed, be arranged on the power set of lathe bed upper end, be arranged on the lower end of power set and the mould bases pumped, the drift being arranged on mould bases lower end can be made and be arranged on the workbench of lathe bed lower end upper surface under the driving of power set, described workbench is positioned at the below of drift, it is characterized in that, described power set adopt linear electric motors, described mould bases is connected with the secondary of linear electric motors, and mould bases can pump under the driving that linear electric motors are secondary.
Further, the utility model also comprises elementary positioning seat, and described lathe bed has in horizontally disposed intermediate die plate, described elementary positioning seat is fixed on the center of intermediate die plate, and the elementary location of described linear electric motors is arranged in elementary positioning seat.
Further, the utility model also comprises guiding mechanism, the two ends of described intermediate die plate are respectively provided with a locking sliding block, described guiding mechanism comprises two cylindrical roller guide rails, two cylindrical roller guide rails are arranged on the locking sliding block that two are positioned at intermediate die plate two ends respectively, and the lower end of two cylindrical roller guide rails is fixedly connected on mould bases.
Further, the utility model also comprises buffer gear, and described buffer gear comprises disk spring and spring mounting seat, and the secondary of described linear electric motors is connected with mould bases by spring mounting seat, and described disk spring is arranged between spring mounting seat and mould bases.
Further, the two ends of described workbench are respectively provided with a limiting bracket, and two limiting brackets match with the two ends of mould bases respectively, for limiting the down stroke of mould bases.
Preferably, the upper surface of described limiting bracket is provided with rubber blanket.
Further, the utility model also comprises control system, numerical control operation panel, position sensor and grating that control system comprises electric control cabinet and is connected with electric control cabinet, PLC is provided with in electric control cabinet, position sensor is for detecting the stroke of mould bases, and when mould bases goes beyond the limit of stroke, position sensor feedback signal is to PLC, PLC controls linear electric motors power-off, and the retaining mechanism of locking sliding block is by locked for cylindrical roller guide rail simultaneously; Grating is for detecting the position of drift, and when Grating examinations moves downward arrival desired location to drift, grating feedback signal controls linear electric motors power-off to PLC, PLC and its phase sequence is changed, and linear electric motors are secondary oppositely to move upward.
The utility model design by the press machine of linear motor direct drive compared with traditional punch press, tool has the following advantages:
1, punch press of the present utility model adopts vertical structure, by linear motor direct drive, instead of the drive form of traditional " electric rotating machine+crank connecting link ", simplify the frame for movement of lathe, simultaneously due to without intermediary movements switching mechanism, therefore transmission efficiency is high, improve the dynamic response performance of lathe, also contribute to the working (machining) efficiency improving lathe, through inspection, lathe punching press frequency of the present utility model can reach 200 times/min.
2, the utility model is owing to adopting linear motor direct drive, has air gap between the primary and secondary of linear electric motors, contactless between primary and secondary, does not almost have mechanical wear.
3, the utility model is due to without traditional intermediary movements switching mechanism, and when therefore working, noise is very little.
4, the utility model is owing to realizing the transmission of power without any need for intermediary movements switching mechanism, and therefore capacity usage ratio is higher, reduces the energy consumption of lathe, energy-conserving and environment-protective.
5, the utility model employing digital control system realizes the Automated condtrol to lathe, convenient and reliable operation, automaticity is high, and punching stroke can regulate as required simultaneously, in addition owing to adding grating and numerical control closed-loop control system, therefore the mover kinematic accuracy of linear electric motors is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of the numerical control stamping machine tool of a kind of linear motor direct drive of the present utility model.
In figure, 1-lathe bed, 2-limiting bracket, 3-rubber blanket, 4-workbench, 5-mould bases, 6-disk spring, 7-spring mounting seat, 8-elementary positioning seat, 9-locking sliding block, 10-cylindrical roller guide rail, 11-linear electric motors are secondary, 12-elementary mount pad, 13-linear electric motor primary, 14-numerical control operation panel, 15-grating.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
See accompanying drawing, a kind of numerical control stamping machine tool of linear motor direct drive, comprise lathe bed 1, power set, mould bases 5, drift and workbench 4, wherein, power set adopt cylindrical linear motor, the elementary mount pad 12 of linear electric motors is fixedly installed on the middle at lathe bed 1 top, and it is inner that linear electric motor primary 13 and linear electric motors secondary 11 are positioned at lathe bed 1, and linear electric motors secondary 11 are arranged in linear electric motor primary 13; Have one piece of horizontally disposed intermediate die plate below the top of lathe bed 1, the center of intermediate die plate is provided with elementary positioning seat 8, and elementary positioning seat 8 is cylindrical, and linear electric motor primary 13 is arranged in elementary positioning seat 8; Mould bases 5 is connected with the lower end of linear electric motors secondary 11, and mould bases 5 can pump under the driving of linear electric motors secondary 11; Drift is arranged on the lower end of mould bases, and workbench 4 is arranged on the upper surface of lathe bed 1 the latter half, and workbench 4 is positioned at the below of drift.
Linear electric motor primary 13 is fixed on lathe, after linear electric motors switch on power, motor produces air-gap field, air-gap field can move along rectilinear direction along with time variations, under the magnetic fields of movement, linear electric motor primary 13 produces induced electromotive force and electric current, under the effect of induced-current and air-gap field, electromagnetic push promotes linear electric motors secondary 11 and moves downward with mould bases 5, and the drift of mould bases 5 lower end carries out punching press to the workpiece on workbench 4; After drift puts in place, linear electric motors power-off also makes the phase sequence of linear electric motors change, and produces electromagnetic push upwards, drives mould bases 5 upwards first to accelerate to be decelerated to initial position again, complete a punching press by linear electric motors secondary 11.
As the further improvement to technique scheme, the utility model also comprises guiding mechanism, the two ends of intermediate die plate are respectively provided with a locking sliding block 9, guiding mechanism comprises two cylindrical roller guide rails 10, two cylindrical roller guide rails 10 are arranged on two lower ends being positioned at locking sliding block 9, two cylindrical roller guide rails 10 at intermediate die plate two ends respectively and are connected on mould bases 5.When mould bases 5 moves downward, led by cylindrical roller guide rail 10 in mould bases 5 two ends, thus ensure that mould bases has higher kinematic accuracy; When the course of work occurs that urgency signal, linear electric motors power-off or mould bases stroke go beyond the limit of stroke range, the retaining mechanism of locking sliding block 9 is by locked for cylindrical roller guide rail 10, and Accident prevention occurs.It should be noted that, install locking sliding block at the vertical direction of guide rail, locked guide rail when making it power-off, belongs to prior art.
As the further improvement to technique scheme, the utility model also comprises buffer gear, buffer gear comprises disk spring 6 and spring mounting seat 7, and linear electric motors secondary 11 are connected with mould bases 5 by spring mounting seat 7, and disk spring 6 is arranged between spring mounting seat 7 and mould bases 5.During stamped workpieces, butterfly spring 6 pairs of linear electric motors secondary 11 cushion, and prevent secondary 11 stress deformations of linear electric motors and make motor failure, play the effect that protection is secondary.
As the further improvement to technique scheme, the two ends of workbench 4 are respectively provided with a limiting bracket 2, when mould bases 5 move downward reach the limit of stroke time, the two ends of mould bases 5 respectively with the top contact of two limiting brackets 2, namely the two ends of mould bases 5 are subject to the stop of limiting bracket 2 and stop moving downward, and so just limit the limit travel of mould bases 5.Certainly, in order to play the effect of damping and buffering, rubber blanket 3 can also be set at the upper surface of limiting bracket 2.
As the further improvement to technique scheme, the utility model also comprises control system, numerical control operation panel 14, position sensor and the grating 15 that control system comprises electric control cabinet and is connected with electric control cabinet, PLC is provided with in electric control cabinet, position sensor is for detecting the stroke of mould bases 5, when mould bases 5 goes beyond the limit of stroke, position sensor feedback signal is to PLC, PLC controls linear electric motors power-off, and the retaining mechanism of locking sliding block 9 is by locked for cylindrical roller guide rail 10 simultaneously; Grating 15 is for detecting the position of drift, and when grating 15 detects that drift moves downward arrival desired location, grating 15 feeds back signal to PLC, and PLC controls linear electric motors power-off also makes its phase sequence change, and linear electric motors secondary 11 oppositely move upward.During work, press the start button on numerical control operation panel 14, PLC controls linear electric motors energising, linear electric motors secondary 11 drive mould bases 5 descending, after grating 15 detects that drift puts in place, grating 15 feeds back signal to PLC, and PLC controls linear electric motors power-off and its phase sequence is changed, produce electromagnetic push upwards, drive mould bases 5 upwards first to accelerate to be decelerated to initial position again by linear electric motors secondary 11.
Finally it should be noted that, above embodiment is only in order to illustrate the technical solution of the utility model but not restriction technologies scheme, although applicant has been described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, those are modified to the technical solution of the utility model or equivalent replacement, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of right of the present utility model.
Claims (7)
1. the numerical control stamping machine tool of a linear motor direct drive, comprise lathe bed, be arranged on the power set of lathe bed upper end, be arranged on the lower end of power set and the mould bases pumped, the drift being arranged on mould bases lower end can be made and be arranged on the workbench of lathe bed lower end upper surface under the driving of power set, described workbench is positioned at the below of drift, it is characterized in that, described power set adopt linear electric motors, described mould bases is connected with the secondary of linear electric motors, and mould bases can pump under the driving that linear electric motors are secondary.
2. the numerical control stamping machine tool of a kind of linear motor direct drive according to claim 1, it is characterized in that, also comprise elementary positioning seat, described lathe bed has in horizontally disposed intermediate die plate, described elementary positioning seat is fixed on the center of intermediate die plate, and the elementary location of described linear electric motors is arranged in elementary positioning seat.
3. the numerical control stamping machine tool of a kind of linear motor direct drive according to claim 2, it is characterized in that, also comprise guiding mechanism, the two ends of described intermediate die plate are respectively provided with a locking sliding block, described guiding mechanism comprises two cylindrical roller guide rails, two cylindrical roller guide rails are arranged on the locking sliding block that two are positioned at intermediate die plate two ends respectively, and the lower end of two cylindrical roller guide rails is fixedly connected on mould bases.
4. the numerical control stamping machine tool of a kind of linear motor direct drive according to claim 1, it is characterized in that, also comprise buffer gear, described buffer gear comprises butterfly spring and spring mounting seat, the secondary of described linear electric motors is connected with mould bases by spring mounting seat, and described disk spring is arranged between spring mounting seat and mould bases.
5. the numerical control stamping machine tool of a kind of linear motor direct drive according to claim 1, it is characterized in that, the two ends of described workbench are respectively provided with a limiting bracket, and two limiting brackets match with the two ends of mould bases respectively, for limiting the down stroke of mould bases.
6. the numerical control stamping machine tool of a kind of linear motor direct drive according to claim 1, is characterized in that, the upper surface of described limiting bracket is provided with rubber blanket.
7. the numerical control stamping machine tool of a kind of linear motor direct drive according to claim 3, it is characterized in that, also comprise control system, numerical control operation panel, position sensor and grating that control system comprises electric control cabinet and is connected with electric control cabinet, PLC is provided with in electric control cabinet, position sensor is for detecting the stroke of mould bases, when mould bases goes beyond the limit of stroke, position sensor feedback signal is to PLC, PLC controls linear electric motors power-off, and the retaining mechanism of locking sliding block is by locked for cylindrical roller guide rail simultaneously; Grating is for detecting the position of drift, and when Grating examinations moves downward arrival desired location to drift, grating feedback signal controls linear electric motors power-off to PLC, PLC and its phase sequence is changed, and linear electric motors are secondary oppositely to move upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420601783.4U CN204172384U (en) | 2014-10-17 | 2014-10-17 | A kind of numerical control stamping machine tool of linear motor direct drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420601783.4U CN204172384U (en) | 2014-10-17 | 2014-10-17 | A kind of numerical control stamping machine tool of linear motor direct drive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204172384U true CN204172384U (en) | 2015-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420601783.4U Expired - Fee Related CN204172384U (en) | 2014-10-17 | 2014-10-17 | A kind of numerical control stamping machine tool of linear motor direct drive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204172384U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159766A (en) * | 2017-07-18 | 2017-09-15 | 中国石油大学(华东) | A kind of automatic stamping lathe of variable-station adjustment height |
| CN114407419A (en) * | 2021-12-22 | 2022-04-29 | 太原重工股份有限公司 | Briquette pressing and fixing equipment and briquette forming system |
-
2014
- 2014-10-17 CN CN201420601783.4U patent/CN204172384U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159766A (en) * | 2017-07-18 | 2017-09-15 | 中国石油大学(华东) | A kind of automatic stamping lathe of variable-station adjustment height |
| CN114407419A (en) * | 2021-12-22 | 2022-04-29 | 太原重工股份有限公司 | Briquette pressing and fixing equipment and briquette forming system |
| CN114407419B (en) * | 2021-12-22 | 2024-01-16 | 太原重工股份有限公司 | Briquette pressing and fixing equipment and briquette forming system |
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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: 20150225 Termination date: 20151017 |
|
| EXPY | Termination of patent right or utility model |