CN202162300U - Servo material pulling mechanism - Google Patents
Servo material pulling mechanism Download PDFInfo
- Publication number
- CN202162300U CN202162300U CN 201120236013 CN201120236013U CN202162300U CN 202162300 U CN202162300 U CN 202162300U CN 201120236013 CN201120236013 CN 201120236013 CN 201120236013 U CN201120236013 U CN 201120236013U CN 202162300 U CN202162300 U CN 202162300U
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- Prior art keywords
- transmission shaft
- slide block
- power transmission
- eccentric
- rod
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- 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.)
- Expired - Lifetime
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- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 title claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 230000009467 reduction Effects 0.000 claims abstract description 12
- 239000003351 stiffener Substances 0.000 claims description 24
- 238000004080 punching Methods 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 14
- 230000001429 stepping effect Effects 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a servo material pulling mechanism in the technical field of presses. The servo material pulling mechanism comprises an eccentricity-adjustable eccentric mechanism and a transmission shaft, wherein, an eccentric position of the eccentric mechanism is hinged with one end of a pull rod; a rocker arm vertical to the transmission shaft is fixed on the transmission shaft; the two ends of the transmission shaft are connected to a locating plate by bearings; one end of the transmission shaft is fixedly connected with one end of a connecting rod vertical to the transmission shaft; the other end of the pull rod is hinged with the other end of the pull rod via a connecting pin; and the center of the eccentric mechanism is in transmission joint with an output shaft of a servo motor via a reduction gearbox. The device has the advantages that through arranging a control system, the switching among single-stepping material feeding, double-stepping material feeding and multiple-stepping material feeding can be rapidly realized, different types of stepping can be smoothly switched and no mechanical impact is caused; and the device has a simple structure, feeds materials reliably and can be used on a punch for processing multi-hole punching pieces.
Description
Technical field
The utility model relates to a kind of forcing press, particularly a kind of a kind of feed mechanism of forcing press.
Background technology
At present, porous plate, for example air-conditioner fin; Extensively adopt impact style to produce; Can adopt that single step is advanced, two stepping and multistep advance mode and process, so-called single step is advanced, and is meant slider of punch hole of punching press in single stroke; Two steppings are meant slider of punch two holes of punching press in single travel range, and multistep enters then to be meant slider of punch a plurality of holes of punching press in single travel range.For producing the air-conditioner fin of different hole counts, need between different steppings, change, as single step advance to change that multistep is advanced, two stepping changes that single step is advanced etc.
A kind of air-conditioner fin punch press feeding conversion equipment is arranged in the prior art, and its patent No. is: ZL 200420078156.3, and the applying date is: comprised eccentric wheel and power transmission shaft that eccentric throw is adjustable on July 26th, 2004, eccentric eccentric position is hinged with pull bar; Be fixed with the rocking bar perpendicular to power transmission shaft on the power transmission shaft, the power transmission shaft two ends are by on the bearing connected positioning plate; The lower end of pull bar is hinged with a quadric chain; Said quadric chain comprises and is hinged to tetragonal left connecting rod, intermediate connecting rod, right connecting rod and lower link successively, and pull bar and left connecting rod and intermediate connecting rod are hinged, and the pin joint of left connecting rod and lower link is arranged on the location-plate; The hinged curved rod in the end of intermediate connecting rod; Said curved rod middle part is hinged with location-plate, and curved rod is provided with at least two pairs of directive wheels, and clamping has arc-shaped guide rail between the directive wheel; Arc-shaped guide rail is fixed on the drive plate, and drive plate center and power transmission shaft fix; The lower link downside is provided with a cylinder; The connector that the piston direction of motion of cylinder is provided with movable plate and is hinged with lower link; The movable plate downside is provided with cushion block; The movable plate upside is provided with the upper ejector pin that is axially perpendicular to movable plate, and relative fixed has at least one adjustment backing plate on the location-plate, and said upper ejector pin is fixed therein on the adjustment backing plate.During its work, the output of the bent axle of eccentric wheel and punch press is fixed, and location-plate and punch press fuselage are fixed; Simultaneously the feed appliance of rocking bar with the mould upside is connected, when the punch press bent axle rotated, eccentric wheel drove the pull bar motion; Pull bar drives the curved rod swing through quadric chain; Curved rod drives the arc-shaped guide rail swing, and arc-shaped guide rail is through drive plate and the swing of power transmission shaft drive rocker, and then the feeding of driving feed appliance.The adjusting of feeding stroke can realize through the eccentric position of adjusting yoke and eccentric pin joint, through above-mentioned transmission the amplitude of fluctuation of rocking bar is changed, and then feed appliance feeding stroke is changed; In the work; The conversion of stepping realizes that through cylinder moving when the piston in the cylinder was in lower dead point position, movable plate abutted on the cushion block; The angle that this moment, intermediate connecting rod and arc-shaped guide rail formed is bigger; During crank up, the amplitude that curved rod promotes the curved rod motion is also big, and the stroke that rocking bar drives the feed appliance feeding is also big; When the piston in the cylinder is in upper dead center position; Movable plate abuts in the upper ejector pin bottom; The angle that this moment, intermediate connecting rod and arc-shaped guide rail formed is less, and the amplitude that curved rod promotes the curved rod motion is also little, and the stroke of rocking bar driving feed appliance feeding is also less; Change thereby under stopped status not, also can be implemented between two different strokes, realized that promptly punch press changes between two different steppings; The purpose that the adjustment backing plate is set is to change the relative position of upper ejector pin bottom and cushion block; Also promptly changed the displacement of movable plate; Thereby, when shutting down, regulate, can change set stepping translative mode through thickness or the quantity that changes the adjustment backing plate.Its weak point is: this apparatus structure is complicated, the gap is big, speed is slow, during work, shakes bigger.
The utility model content
The purpose of the utility model provides a kind of servo material mechanism of drawing that overcomes above-mentioned defective, makes it simple in structure, can be between variant stepping smooth conversion, do not have machinery and impact, reliable.
The purpose of the utility model is achieved in that a kind of servo material mechanism of drawing, and comprises eccentric stiffener and power transmission shaft that eccentric throw is adjustable, and the eccentric position of eccentric stiffener and pull bar one end are hinged; Be fixed with the rocking bar perpendicular to power transmission shaft on the power transmission shaft, the power transmission shaft two ends are connected on the location-plate by bearing; Said power transmission shaft one end is fixedly connected with connecting rod one end perpendicular to power transmission shaft, and the other end of the connecting rod other end and pull bar is hinged through connecting pin, and the middle the heart channel of Hang-Shaoyin reduction box of said eccentric stiffener and the output shaft of servomotor are in transmission connection.
During this device work, the control system sends instruction, orders about servomotor and rotates specific angle; Eccentric stiffener rotates thereupon, owing to pull bar one end is eccentrically set on the eccentric stiffener, when eccentric stiffener rotates; Drive pull bar one end gyration, the pull bar other end is made stretching motion, the swing of drive link end; Connecting rod drives the rocking bar swing through power transmission shaft, and rocking bar drives feed mechanism and realizes feeding.This device can order about the different angle of rocking bar swing through servomotor, realizes the change of feed distance; In addition, the eccentric throw through the adjustment eccentric stiffener also can change feed distance.Compared with prior art, the beneficial effect of the utility model is: it can be through the setting of control system, but the Rapid Realization single step is advanced, two stepping and multistep are advanced the conversion between the feeding, but smooth conversion between the different stepping does not have machinery and impacts; It is simple in structure, and feeding is reliable, can be used on the processing punch press of porous stamping parts.
As the further improvement of the utility model, said eccentric stiffener comprises the rebound that links to each other with the reduction box output, and rebound is fixedly connected with the slide block bearing; The slide block bearing is provided with chute; The length direction of said chute is equipped with slide block perpendicular to the axis of reduction gearbox output shaft in the chute, said slide block and pull bar are hinged; Be provided with between said slide block and the slide block bearing and promote the adjusting screw(rod) of slide block along the chute shift position; Said adjusting screw(rod) one end is connected with the slide block bearing rotationally, and the adjusting screw(rod) other end is threaded on the slide block, and the axis of adjusting screw(rod) and the length direction of chute parallel.It can be through rotating adjusting screw(rod), and driving sliding block moves along chute, changes the eccentric distance of slide block, and when the eccentric stiffener gyration, the stroke of pull bar changes, and just can change the angle of rocking bar swing, realizes the change of feeding stroke.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the syndeton sketch map of pull bar, connecting rod, eccentric stiffener.
Fig. 3 is the left view of the utility model.
Fig. 4 is the structural representation of eccentric stiffener.
Wherein, 1 servomotor, 2 reduction boxes, 3 eccentric stiffeners, 301 slide block bearings, 302 adjusting screw(rod)s, 303 hinge segment, 304 rebounds, 305 slide blocks, 4,8 location-plates, 5 pull bars, 6 power transmission shafts, 7 rocking bars, 9 keys, 10 rolling bearing units, 11 connecting pins, 12 connecting rods.
The specific embodiment
As shown in the figure, for a kind of servo material mechanism of drawing, comprise adjustable eccentric stiffener of eccentric throw 3 and power transmission shaft 6, the eccentric position of eccentric stiffener 3 and pull bar 5 one ends are hinged; Be fixed with rocking bar 7 on the power transmission shaft 6, be connected through key 9 between rocking bar 7 and the power transmission shaft 6 perpendicular to power transmission shaft; When rocking bar 7 rotates, can drive the feed mechanism feeding, the change between the different steppings can be rotated different angles through rocking bar 7 and is achieved, and power transmission shaft 6 two ends are connected on the location-plate 4,8 by rolling bearing units 10; Power transmission shaft 6 one ends are fixedly connected with connecting rod 12 1 ends perpendicular to power transmission shaft, and the other end of connecting rod 12 other ends and pull bar 5 is hinged through connecting pin 11, and middle the heart channel of Hang-Shaoyin reduction box 2 of eccentric stiffener 3 is in transmission connection with the output shaft of servomotor 1.This eccentric stiffener 3 comprises the rebound 304 that links to each other with reduction box 2 outputs; Rebound 304 is fixedly connected with slide block bearing 301; Slide block bearing 301 is provided with chute, and the length direction of chute is equipped with slide block 305 perpendicular to the axis of reduction gearbox output shaft in the chute; Said slide block 305 is hinged through hinge segment on the slide block 305 303 and pull bar 5; The axis of hinge segment 303 and the axis of reduction gearbox output shaft parallel, and are provided with between slide block 305 and the slide block bearing 301 to promote the adjusting screw(rod) 302 of slide block 305 along the chute shift position, and adjusting screw(rod) 302 1 ends are connected with slide block bearing 301 rotationally; Adjusting screw(rod) 302 other ends are threaded on the slide block 305, and the axis of adjusting screw(rod) 302 and the length direction of chute parallel.
During this device work, the control system sends instruction, orders about servomotor 1 and rotates specific angle; Eccentric stiffener 3 rotates thereupon, owing to pull bar 5 one ends are eccentrically set on the eccentric stiffener 3, when eccentric stiffener 3 rotates; Drive pull bar 5 one end gyrations, pull bar 5 other ends are made stretching motion, the swing of drive link 12 ends; Connecting rod 12 drives rocking bar 7 swings through power transmission shaft 6, and rocking bar 7 drives feed mechanism and realizes feeding, in the time of need returning; The angle that servomotor 1 backward rotation is same can drive rocking bar 7 and reset.This device can order about the different angle of rocking bar 7 swings through servomotor 1, realizes the change of feed distance; In addition, through rotating adjusting screw(rod) 302, driving sliding block 305 moves along chute, changes the eccentric distance of slide block 305, and when eccentric stiffener 3 gyrations, the stroke of pull bar 5 changes, and just can change the angle of rocking bar 7 swings, realizes the change of feeding stroke.Through the setting of control system, can change the angle that rocking bar 7 rotates, but the Rapid Realization single step is advanced, two stepping and multistep are advanced the conversion between the feeding.
The utility model is not limited to the foregoing description; On the basis of the disclosed technical scheme of the utility model; Those skilled in the art is according to disclosed technology contents; Do not need performing creative labour just can make some replacements and distortion to some technical characterictics wherein, these replacements and distortion are all in the protection domain of the utility model.
Claims (2)
1. the servo material mechanism of drawing comprises eccentric stiffener and power transmission shaft that eccentric throw is adjustable, and the eccentric position of eccentric stiffener and pull bar one end are hinged; Be fixed with the rocking bar perpendicular to power transmission shaft on the power transmission shaft, the power transmission shaft two ends are connected on the location-plate by bearing; It is characterized in that: said power transmission shaft one end is fixedly connected with connecting rod one end perpendicular to power transmission shaft, and the other end of the connecting rod other end and pull bar is hinged through connecting pin, and the middle the heart channel of Hang-Shaoyin reduction box of said eccentric stiffener and the output shaft of servomotor are in transmission connection.
2. the servo material mechanism of drawing according to claim 1, it is characterized in that: said eccentric stiffener comprises the rebound that links to each other with the reduction box output, rebound is fixedly connected with the slide block bearing; The slide block bearing is provided with chute; The length direction of said chute is equipped with slide block perpendicular to the axis of reduction gearbox output shaft in the chute, said slide block and pull bar are hinged; Be provided with between said slide block and the slide block bearing and promote the adjusting screw(rod) of slide block along the chute shift position; Said adjusting screw(rod) one end is connected with the slide block bearing rotationally, and the adjusting screw(rod) other end is threaded on the slide block, and the axis of adjusting screw(rod) and the length direction of chute parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120236013 CN202162300U (en) | 2011-07-06 | 2011-07-06 | Servo material pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120236013 CN202162300U (en) | 2011-07-06 | 2011-07-06 | Servo material pulling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202162300U true CN202162300U (en) | 2012-03-14 |
Family
ID=45798152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120236013 Expired - Lifetime CN202162300U (en) | 2011-07-06 | 2011-07-06 | Servo material pulling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202162300U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102794788A (en) * | 2012-08-21 | 2012-11-28 | 珠海格力电器股份有限公司 | Material pulling mechanism of punch press |
| CN103056239A (en) * | 2013-01-22 | 2013-04-24 | 无锡微研有限公司 | Feeding method and feeding mechanism of parallel flow air-condition fin mould |
| CN107186136A (en) * | 2017-07-05 | 2017-09-22 | 建科机械（天津）股份有限公司 | The step pith adjusting means of truss production line |
| CN110116162A (en) * | 2019-05-23 | 2019-08-13 | 张潇 | It is a kind of to prevent the adjustable drawing material equipment that material strip arches up in stamping die |
-
2011
- 2011-07-06 CN CN 201120236013 patent/CN202162300U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102794788A (en) * | 2012-08-21 | 2012-11-28 | 珠海格力电器股份有限公司 | Material pulling mechanism of punch press |
| CN103056239A (en) * | 2013-01-22 | 2013-04-24 | 无锡微研有限公司 | Feeding method and feeding mechanism of parallel flow air-condition fin mould |
| CN107186136A (en) * | 2017-07-05 | 2017-09-22 | 建科机械（天津）股份有限公司 | The step pith adjusting means of truss production line |
| CN110116162A (en) * | 2019-05-23 | 2019-08-13 | 张潇 | It is a kind of to prevent the adjustable drawing material equipment that material strip arches up in stamping die |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: YANGZHOU METALFORMING MACHINE CO., LTD. Free format text: FORMER NAME: YANGZHOU FORGING MACHINE-TOOLS CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 225127 No. 200, Ji'an Road, Hanjiang Economic Development Zone, Yangzhou, Jiangsu Patentee after: Yangzhou Forging Machine Tool Co., Ltd. Address before: 225127 No. 200, Ji'an Road, Hanjiang Economic Development Zone, Yangzhou, Jiangsu Patentee before: Yangzhou Metalforming Machine Group Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120314 |
|
| CX01 | Expiry of patent term |