CN203939948U - Bent lever is amplified linear drives stamping press - Google Patents
Bent lever is amplified linear drives stamping press Download PDFInfo
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- CN203939948U CN203939948U CN201420182716.3U CN201420182716U CN203939948U CN 203939948 U CN203939948 U CN 203939948U CN 201420182716 U CN201420182716 U CN 201420182716U CN 203939948 U CN203939948 U CN 203939948U
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- bent lever
- bent
- drift
- punching press
- press
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Abstract
The utility model discloses a kind of bent lever and amplify linear drives stamping press, comprise hollow base, be located at the inner also along continuous straight runs of hollow base and do the driver part of straight reciprocating motion, the bent lever that one end is connected with the output drift of driver part output terminal by articulated elements one, and the punching press drift being connected with the bent lever the other end by articulated elements two, directly over driver part, be provided with bent balance pivot, and the upper surface at hollow base is provided with the through hole swinging up and down for bent lever, simultaneously in punching press drift one side, bent balance pivot below is provided with the longitudinally guiding mechanism of vertically doing straight reciprocating motion for punching press drift, its advantage is, the center of gravity of body reduction in whole stamping process has avoided needing in prior art the weight that increases especially base to keep the stability of lathe, saves manufacture cost, and solved the easy double swerve of prior art upper horizontal framework portion, easily cause that punching press validity is low, the shortcoming of poor stability.
Description
Technical field
The utility model relates to a kind of stamping press, especially relates to a kind of bent lever and amplifies linear drives stamping press.
Background technique
Stamping press is widely used in punching press and the moulding such as electronics, communication, computer, household electric appliance, furniture, the traffic tool, (automobile, motorcycle, bicycle) five metals component at present, along with economic fast development and the raising of people's living standard, stamping press has been proposed to more requirement simultaneously.Traditional stamping press mainly comprises manually operated type stamping press, mechanical type stamping press, hydraulic type stamping press and pneumatic type stamping press, however the inefficiency of manually operated type stamping press, and pressure is little, is applicable to aperture, the manual processing such as paper leather; Mechanical type stamping press, by mechanical transmission, at a high speed, efficiency is high and tonnage is large, but noise is large, frequency is lower, and general center of gravity is higher, is not easy to fix; Hydraulic type stamping press, by hydraulic transmission, speed is slower than mechanical type stamping press, and tonnage is large, and cost ratio mechanical type stamping press is cheap, large but it pollutes; The poor stability of pneumatic type stamping press.
A kind of mechanical type stamping press is disclosed in prior art, model utility name is called punch machines, notice of authorization number is CN101722665B, this punch machines has the stamping machine rack that loads ram driving mechanism, and described stamping machine rack is by forming with lower member: the lower horizontal framework portion extending in the horizontal direction along floor, be positioned at the top of this lower horizontal framework portion and at the upwardly extending upper horizontal framework portion in the side identical with lower horizontal framework portion, and by the post portion at least linking up and down between one end of these lower horizontal framework portions and upper horizontal framework portion, described ram driving mechanism is loaded on upper horizontal framework portion, this ram driving mechanism has: crank part, this crank part is usingd the mode that can freely rotate around the fulcrum of the center of rotation as level and is bearing on described upper horizontal framework portion, and has respectively force and point of action as the center of rotation of level, backward member, this backward member is advanced and retreat in the horizontal direction by advance and retreat driving mechanism, and rotate freely and link with described force, described backward member is compared with described fulcrum and is configured in below, can the center of gravity of body be suppressed lowlyer, but because this model utility is that ram driving mechanism is loaded on described upper horizontal framework portion, so the center of gravity of whole body is still higher, and because upper horizontal framework portion is connected with lower horizontal framework portion by post portion, in mechanical stamping process, rotation along with crank part, the easy double swerve of upper horizontal framework portion, thereby cause punching press validity low, poor stability, simultaneously in whole mechanical stamping process, because pressure head is all the time lower than backward member, equally also caused the poor stability of upper horizontal framework portion at vertical direction, thereby affect the validity of punching press, conventionally adopt the weight that increases lower horizontal framework portion to maintain punching press validity and stability, but this kind of method easily cause the increase of stamping press manufacture cost.
Linear electric motor have the advantages such as reaction velocity is fast, highly sensitive, motion artifacts is low, it is a kind of electric energy to be directly changed into straight line motion mechanical energy, and without any need for the transmission device of intermediate conversion mechanism, linear electric motor are compared with electric rotating machine, mainly contain following several feature: the one, simple in structure, because linear electric motor do not need the additional device that rotation motion is in line and is moved, thereby the structure of system itself is greatly simplified, weight and volume declines widely; The 2nd, positioning precision is high, and in the straight-line place of needs, linear electric motor can be realized direct-drive, thereby can eliminate the various positioning errors that medium tache is brought, therefore positioning precision is high, as adopted microcomputer to control, can also improve widely the positioning precision of whole system; The 3rd, reaction velocity is fast, highly sensitive, and servo-actuated property is good.Linear electric motor easily accomplish that its mover supports with magnetic suspension, thereby make to remain certain air gap between mover and stator and do not contact, this has just eliminated the contact frictional resistance between fixed and moving son, thereby has improved widely sensitivity, rapidity and the servo-actuated property of system; The 4th, safe and reliable, the life-span is long.Linear electric motor can be realized non contact transmission power, and mechanical friction loss is almost nil, so fault is few, freedom from repairs, thus safe and reliable, the life-span is long, obviously linear electric motor have more wide application and development prospect in straight line motion field.
Model utility content
The utility model object is: provide a kind of not only simple in structure, center of gravity is low, good stability and the bent lever of saving manufacture cost are amplified linear drives stamping press.
The technical solution of the utility model is: a kind of bent lever is amplified linear drives stamping press, comprise hollow base, be located at the inner also along continuous straight runs of described hollow base and do the driver part of straight reciprocating motion, the bent lever that one end is connected with the output drift of described driver part output terminal by articulated elements one, and the punching press drift being connected with the described bent lever the other end by articulated elements two, directly over described driver part, be provided with bent balance pivot, and the upper surface at described hollow base is provided with the through hole swinging up and down for described bent lever, simultaneously in described punching press drift one side, described bent balance pivot below is provided with the longitudinally guiding mechanism of vertically doing straight reciprocating motion for described punching press drift.
Preferably, in whole stamping process, described punching press drift, between described bent balance pivot and described driver part, has solved the shortcoming of the poor stability of vertical direction in prior art, thereby further improves the stability of stamping process.
Preferably, on described hollow base upper surface, be provided with fulcrum cylinder, and described bent balance pivot is located at this fulcrum cylinder top.
Preferably, described longitudinally guiding mechanism comprises crossbeam, and is located on described crossbeam and for described punching press drift, vertically makees the pilot hole of straight reciprocating motion, described crossbeam be located on described fulcrum cylinder and with described vertical connection of fulcrum cylinder.
Preferably, described hollow base is mainly spliced by left end cap and right end cap, and described through hole is located at the joint of the upper-end surface of described left end cap and the upper-end surface of described right end cap.
Preferably, the upper-end surface of described left end cap is press work table top, and the thickness of this press work table top is higher than the lower end surface of described left end cap and the thickness of described right end cap, described press work table top and described hollow base Integral design, further saved the manufacture cost that bent lever is amplified linear drives stamping press.
Preferably, described driver part is linear electric motor, and at the two ends of described linear electric motor, draw forward stroke switch and reverse stroke switch, forward switch is controlled linear electric motor and is driven output drift to move right, and reversing switch is controlled linear electric motor and driven output drift to left movement.
Preferably, when initial position, the power arm of described bent lever is 3 times of resistance arm, and in stamping process, power arm, with the ratio of resistance arm, small variations can occur, and the approximate impact force of thinking punching press drift is 3 times of output drift impact force herein.
Stamping process of the present utility model and force analysis are as follows:
(1) the utility model is when non-operating state, and linear electric motor no electric circuit, exports the limit position of drift in left end, and punching press drift is at the highest notch;
(2), when forward switch is pressed, linear electric motor are F to the active force of output drift
1output drift moves right the acceleration with larger, thereby promote toggle one to the right, by bent lever harrow power, amplified and be transferred to punching press drift, it is increasing that punching press drift moves downward speed, produces impact force, take whole kinetic transformation as the momentum to workpiece, complete the processing of punching press drift to workpiece, and in this process, punching press Impulsive force of punch pin F
impulse force=3* linear electric motor driving force F
1.
(3), when reversing switch is pressed, linear electric motor are F to the active force of output drift
2, output drift by the acceleration with larger to left movement, thereby pull toggle one left, by bent lever harrow power, amplify and be transferred to punching press drift, the accelerated motion that makes progress of punching press drift, after motion stops, cutting off the electricity supply, linear electric motor are in stroke high order end, in this process, and punching press drift restoring force F
restoring force=3* linear electric motor driving force F
2.
The utility model has the advantages that:
1. bent lever of the present utility model is amplified linear drives stamping press, the driver part of along continuous straight runs being done to straight reciprocating motion is directly positioned over hollow base inside, not only simple in structure, and the center of gravity that has guaranteed body in whole stamping process reduces, and solved the easy double swerve of upper horizontal framework portion in prior art, easily cause that punching press validity is low, the shortcoming of poor stability, do not need to lower the center of gravity to guarantee that by increasing the weight of base punching press is stable, saved the manufacture cost that bent lever is amplified linear drives stamping press simultaneously;
2. bent lever of the present utility model is amplified linear drives stamping press, in whole stamping process, described punching press drift is vertically done straight reciprocating motion between described bent balance pivot and described driver part, solve the shortcoming of the poor stability of vertical direction in prior art, thereby further improved the stability of stamping process;
3. bent lever of the present utility model is amplified linear drives stamping press using linear electric motor as driving element, and with bent lever combination, overcome the shortcoming that mechanical type stamping press noise is large, hydraulic type stamping press easily pollutes, performance is more stable simultaneously, and there is obvious force amplification effect, and the demands that can process to meet difference by revising the ratio of bent lever moving arm and resistance arm.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Structure sectional view when Fig. 1 is the utility model non-operating state;
Fig. 2 is the structure sectional view of the utility model forward switch while pressing;
Fig. 3 is the structure sectional view of the utility model reversing switch while pressing;
Wherein: 1 hollow base, 1a left end cap, 1a1 press work table top, 1b right end cap, 2 linear electric motor, 3 articulated elements one, 4 output drifts, 5 bent levers, 6 articulated elements two, 7 punching press drifts, 8 bent balance pivots, 9 fulcrum cylinders, 10 through holes, 11 crossbeams, 12 pilot holes.
Embodiment
Embodiment: with reference to Fig. 1, 2, shown in 3, a kind of bent lever is amplified linear drives stamping press, comprise hollow base 1, be located at the inner also along continuous straight runs of hollow base 1 and make the linear electric motor 2 of straight reciprocating motion, the bent lever 5 that one end is connected with the output drift 4 of linear electric motor 2 output terminals by articulated elements 1, and the punching press drift 7 being connected with bent lever 5 the other ends by articulated elements 26, directly over linear electric motor 2, be provided with bent balance pivot 8, on hollow base 1 upper surface, be provided with fulcrum cylinder 9, this song balance pivot 8 is located at this fulcrum cylinder 9 tops, and the upper surface at hollow base 1 is provided with the through hole 10 swinging up and down for bent lever 5, simultaneously in punching press drift 7 one sides, bent balance pivot 8 belows are provided with the longitudinally guiding mechanism of vertically doing straight reciprocating motion for punching press drift 7, in whole stamping process, punching press drift 7 is between bent balance pivot 8 and linear electric motor 2, and model utility articulated elements 1 and articulated elements 26 all adopt hinge bar.
Longitudinally guiding of the present utility model mechanism comprises crossbeam 11, and is located on crossbeam 11 and for punching press drift 7, vertically makees the pilot hole 12 of straight reciprocating motion, and crossbeam 11 is located on fulcrum cylinder 9 and with fulcrum cylinder 9 is vertical and is connected.
Hollow base 1 of the present utility model is mainly spliced by left end cap 1a and right end cap 1b, and through hole 10 is located at the joint of the upper-end surface of left end cap 1a and the upper-end surface of right end cap 1b, the upper-end surface of left end cap 1a is press work table top 1a1, and the thickness of this press work table top 1a1 is higher than the lower end surface of left end cap 1a and the thickness of right end cap 1b.
The utility model is drawn forward stroke switch (not drawing on figure) and reverse stroke switch (not drawing on figure) at the two ends of linear electric motor 2, forward switch is controlled linear electric motor 2 and is driven output drift 4 to move right, reversing switch is controlled linear electric motor 2 and is driven output drift 4 to left movement, when initial position, the power arm of bent lever 5 is 3 times of resistance arm, in stamping process, can there is small variations with the ratio of resistance arm in power arm, the approximate impact force of thinking punching press drift 7 is 3 times of output drift 4 impact forces herein.
Stamping process of the present utility model and force analysis are as follows:
(1) the utility model is when non-operating state, and linear electric motor 2 no electric circuits, export the limit position of drift 4 in left end, and punching press drift 7 is at the highest notch;
(2), when forward switch is pressed, the active force of 2 pairs of output drifts 4 of linear electric motor is F
1output drift 4 moves right the acceleration with larger, thereby promote toggle 1 to the right, by bent lever 5, power is amplified and is transferred to punching press drift 7, it is increasing that punching press drift 7 moves downward speed, produces impact force, take whole kinetic transformation as the momentum to workpiece, complete the processing of 7 pairs of workpiece of punching press drift, and in this process, punching press drift 7 impulse force F
impulse force=3* linear electric motor 2 driving force F
1.
(3), when reversing switch is pressed, the active force of 2 pairs of output drifts 4 of linear electric motor is F
2output drift 4 by the acceleration with larger to left movement, thereby pull toggle 1 left, by bent lever 5, power is amplified and is transferred to punching press drift 7, the 7 upwards accelerated motions of punching press drift, after motion stops, cut off the electricity supply, linear electric motor 2 are in stroke high order end, in this process, and punching press drift 7 restoring force F
restoring force=3* linear electric motor 2 driving force F
2.
Certainly above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All modifications of doing according to the Spirit Essence of the utility model main technical schemes, within all should being encompassed in protection domain of the present utility model.
Claims (8)
1. a bent lever is amplified linear drives stamping press, it is characterized in that, comprise hollow base (1), be located at the inner also along continuous straight runs of described hollow base (1) and do the driver part of straight reciprocating motion, the bent lever (5) that one end is connected with the output drift (4) of described driver part output terminal by articulated elements one (3), and the punching press drift (7) being connected with described bent lever (5) the other end by articulated elements two (6), directly over described driver part, be provided with bent balance pivot (8), and the upper surface at described hollow base (1) is provided with the through hole (10) swinging up and down for described bent lever (5), simultaneously in described punching press drift (7) one sides, described bent balance pivot (8) below is provided with the longitudinally guiding mechanism of vertically doing straight reciprocating motion for described punching press drift (7).
2. bent lever according to claim 1 is amplified linear drives stamping press, it is characterized in that, in whole stamping process, described punching press drift (7) is positioned between described bent balance pivot (8) and described driver part.
3. bent lever according to claim 1 is amplified linear drives stamping press, it is characterized in that, be provided with fulcrum cylinder (9), and described bent balance pivot (8) is located at this fulcrum cylinder (9) top on described hollow base (1) upper surface.
4. bent lever according to claim 3 is amplified linear drives stamping press, it is characterized in that, described longitudinally guiding mechanism comprises crossbeam (11), and be located at described crossbeam (11) and go up and supply described punching press drift (7) vertically to make the pilot hole (12) of straight reciprocating motion, described crossbeam (11) be located at described fulcrum cylinder (9) upper and with vertical connection of described fulcrum cylinder (9).
5. bent lever according to claim 1 is amplified linear drives stamping press, it is characterized in that, described hollow base (1) is mainly spliced by left end cap (1a) and right end cap (1b), and described through hole (10) is located at the joint of the upper-end surface of described left end cap (1a) and the upper-end surface of described right end cap (1b).
6. bent lever according to claim 5 is amplified linear drives stamping press, it is characterized in that, the upper-end surface of described left end cap (1a) is press work table top (1a1), and the thickness of this press work table top (1a1) is higher than the lower end surface of described left end cap (1a) and the thickness of described right end cap (1b).
7. according to the bent lever described in claim 1 to 6 any one, amplify linear drives stamping press, it is characterized in that, described driver part is linear electric motor (2), and draws forward stroke switch and reverse stroke switch at the two ends of described linear electric motor (2).
8. bent lever according to claim 7 is amplified linear drives stamping press, it is characterized in that, when initial position, the power arm of described bent lever (5) is 3 times of resistance arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420182716.3U CN203939948U (en) | 2014-04-15 | 2014-04-15 | Bent lever is amplified linear drives stamping press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420182716.3U CN203939948U (en) | 2014-04-15 | 2014-04-15 | Bent lever is amplified linear drives stamping press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203939948U true CN203939948U (en) | 2014-11-12 |
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ID=51859262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420182716.3U Withdrawn - After Issue CN203939948U (en) | 2014-04-15 | 2014-04-15 | Bent lever is amplified linear drives stamping press |
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| Country | Link |
|---|---|
| CN (1) | CN203939948U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953702A (en) * | 2014-04-15 | 2014-07-30 | 苏州大学 | Bent lever force amplification linear driving punching machine |
| CN109985950A (en) * | 2017-12-29 | 2019-07-09 | 美建建筑系统(中国)有限公司 | A kind of support device for dome-like roof production |
-
2014
- 2014-04-15 CN CN201420182716.3U patent/CN203939948U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953702A (en) * | 2014-04-15 | 2014-07-30 | 苏州大学 | Bent lever force amplification linear driving punching machine |
| CN103953702B (en) * | 2014-04-15 | 2016-10-26 | 苏州大学 | Bent lever force amplifies linear drives stamping machine |
| CN109985950A (en) * | 2017-12-29 | 2019-07-09 | 美建建筑系统(中国)有限公司 | A kind of support device for dome-like roof production |
| CN109985950B (en) * | 2017-12-29 | 2024-02-23 | 美建建筑系统(中国)有限公司 | Supporting device for manufacturing circular tube component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141112 Effective date of abandoning: 20161012 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20141112 Effective date of abandoning: 20161012 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |