CN201147997Y - Stroke control apparatus of crankshaft connecting rod press machine - Google Patents
Stroke control apparatus of crankshaft connecting rod press machine Download PDFInfo
- Publication number
- CN201147997Y CN201147997Y CN 200820030516 CN200820030516U CN201147997Y CN 201147997 Y CN201147997 Y CN 201147997Y CN 200820030516 CN200820030516 CN 200820030516 CN 200820030516 U CN200820030516 U CN 200820030516U CN 201147997 Y CN201147997 Y CN 201147997Y
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- CN
- China
- Prior art keywords
- eccentric bushing
- connecting rod
- crankshaft
- bent axle
- cylinder
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model relates to a stroke control device of a crankshaft connecting rod press and provides a stroke control device of a crankshaft connecting rod press capable of automatically controlling the slider and achieving automatic operation. The utility model consists of a gearwheel-driven crankshaft arranged on the stander, a top circle and a stander sheathed around the crankshaft, and a connecting bar eccentric sleeve and an eccentric adjusting sleeve which are connected with the connecting bar via gap blocks. The connecting bar eccentric sleeve and the eccentric adjusting sleeve are arranged in parallel at one side of the crankshaft; the eccentric adjusting sleeve is arranged outside the connecting bar eccentric sleeve and is connected with the crankshaft via a spline; a clutch connecting mechanism is arranged between the corresponding surfaces of the connecting bar eccentric sleeve and the eccentric adjusting sleeve. The utility model has simple structure, all the operations can be automatically controlled, the complexity of the artificial regulation is reduced, the controlling efficiency of the machine tool stroke is improved, and the simple structure is conducive to control.
Description
Technical field
The utility model relates to a kind of crankshaft-link rod forcing press, relates in particular to a kind of stroke adjusting device of crankshaft-link rod forcing press.
Background technology
In the prior art, the stroke adjusting device of crankshaft-link rod forcing press, as Fig. 2, the regulating sleeve that is bent crankshaft front end is meshed by teeth groove and connecting rod eccentric bushing teeth groove, the outside has another pinion to be meshed with connecting rod eccentric bushing and regulating sleeve teeth groove, the shaft extension of its pinion goes out crankshaft front end and is convenient to regulate, and cylinder is equipped with on the regulating sleeve right side, and spring is equipped with in the left side, during stroke adjustment, lathe stops at top dead-centre, and the cylinder ventilation promotes regulating sleeve and connecting rod eccentric bushing teeth groove and throws off, artificial then rotary pinion axle head, the rotation of pinion drivening rod eccentric bushing makes teeth groove rotate a relative position, thereby changes eccentric throw, last cylinder exhaust, compressed spring forces the regulating sleeve reposition, rotates with lever regulated cover, reaches the purpose of stroke adjustment.Its complex structure is regulated inconvenience, can not realize automation.
The utility model content
The utility model provides a kind of can realize the ram travel regulatory function automatically, can realize regulating the stroke adjusting device of the crankshaft-link rod forcing press of operation automation.
The technical solution of the utility model is: comprise being arranged on the bent axle that is driven by gear wheel on the frame, and be set in cylindrical and frame, connecting rod are connected by brasses on the bent axle connecting rod eccentric bushing, regulate eccentric bushing, connecting rod eccentric bushing, adjusting eccentric bushing are set up in parallel the end at bent axle, regulate eccentric bushing and be positioned at the connecting rod eccentric bushing outside, be connected by spline with bent axle; Be provided with clutch bindiny mechanism between connecting rod eccentric bushing and the corresponding end face of regulating eccentric bushing.
The connecting rod eccentric bushing is provided with circumferential positioner.
Described circumferential positioner comprises that being arranged on the circumferential locating hole of connecting rod eccentric bushing, corresponding locating hole is fixed on the frame backstay by air cylinder driven.
Described clutch bindiny mechanism comprises by the piston that is threaded in the bent axle termination, with the adaptive cylinder of piston, is arranged at piston and regulates teeth groove between the corresponding end face of back-moving spring between the eccentric bushing, connecting rod eccentric bushing and adjusting eccentric bushing; Regulate between the teeth groove between eccentric bushing and the connecting rod eccentric bushing corresponding surface being meshing with each other, cylinder is fixedly connected on the outer face of regulating eccentric bushing.
The utility model meshes by the teeth groove of some and the teeth groove in the connecting rod eccentric bushing outside in the inboard of regulating eccentric bushing, regulate the eccentric bushing outside and fixing an end of spring, the other end of spring is fixed on bent axle and passes through on the piston of threaded engagement, piston and cylinder seal, cylinder can be done relative motion with piston, cylinder is connected with the adjusting eccentric bushing by screw simultaneously, regulate the eccentric bushing cylindrical copper bearing is arranged, can in frame, rotate, fix the little cylinder of a solenoid control on the frame, can realize that the push rod of little cylinder heads in the positioning round orifice of connecting rod eccentric bushing lower end.
During the utility model work, lathe stops at bottom dead centre, electrical system control magnetic valve is opened, compressed air enters in the little cylinder of fixedlying connected with frame, little ejecting rod of cylinder is headed in the locating hole of connecting rod eccentric bushing lower end position, the connecting rod eccentric bushing can not be rotatablely moved, the cylinder intake of crankshaft front end then, compressed air promotes cylinder and travels forward, cylinder is connected by screw and regulates on the eccentric bushing, spending under the strong guiding thereby drive to regulate eccentric bushing, throwing off with the teeth groove of connecting rod eccentric bushing engagement, the spring of regulating the eccentric bushing left side this moment is compressed in by between screw thread and the piston that crankshaft end is connected; The motor of low speed rotation by transmission system, drives gear wheel and rotates then, gear wheel is connected with crankshaft key, and bent axle is followed gear wheel and rotated, and is beneficial to simultaneously to spend the strong drive adjusting eccentric bushing that connects to rotate an angle, thereby changed offset, promptly changed machine tool travel; After adjusting is finished, the cylinder exhaust of crankshaft front end, the spring of compression forces regulates the eccentric bushing reposition, with the engagement of connecting rod eccentric bushing teeth groove, simultaneously, and stingy cylinder exhaust, little ejecting rod of cylinder withdrawal, whole adjustment process finishes.Compared with prior art, the utility model is simple in structure, and everything can be realized automation control, has reduced the complexity of manual adjustment, has improved machine tool travel and has regulated efficient, and is simple in structure, is beneficial to control.
Description of drawings
Fig. 1 is the utility model structural representation.
1 is cylinder among the figure, the 2nd, and piston, the 3rd, spring, the 4th, regulate eccentric bushing, the 5th, backstay, the 6th, bent axle, the 7th, connecting rod eccentric bushing, 8 connecting rods, the 9th, gear wheel, the 10th, frame, the 11st, spline, the 12nd, teeth groove.
Fig. 2 is the utility model background technology schematic diagram
The specific embodiment
As Fig. 1, the utility model comprises and is arranged on the frame 10 bent axle 6 that is driven by gear wheel 9, and be set in cylindrical and frame 10, connecting rod 8 are connected by brasses on the bent axle 6 connecting rod eccentric bushing 7, regulate eccentric bushing 4, connecting rod eccentric bushing 7, adjusting eccentric bushing 4 are set up in parallel the end at bent axle 6, regulate eccentric bushing 4 and be positioned at connecting rod eccentric bushing 7 outsides, be connected by spline 11 with bent axle 6; Be provided with clutch bindiny mechanism between connecting rod eccentric bushing 7 and the corresponding end face of regulating eccentric bushing 4.Clutch bindiny mechanism comprises by the piston 2 that is threaded in bent axle 6 terminations, with the adaptive cylinder 1 of piston 2, is arranged at piston 2 and regulates teeth groove 12 between the corresponding end face of back-moving spring 3 between the eccentric bushing 4, connecting rod eccentric bushing 7 and adjusting eccentric bushing 4; 12 of the teeth groove of regulating between eccentric bushing 4 and connecting rod eccentric bushing 7 corresponding surfaces are meshing with each other, and cylinder 1 is fixedly connected on the outer face of regulating eccentric bushing 4.
Connecting rod eccentric bushing 7 is provided with circumferential positioner.Circumferentially positioner comprises that being arranged on connecting rod eccentric bushing 7 circumferential locating hole, corresponding locating holes is fixed on the frame backstay 5 by air cylinder driven.
When implementing the utility model, eccentric bushing 4 is inboard by the teeth groove 12 of some and teeth groove 12 engagements in connecting rod eccentric bushing 7 outsides regulating, regulate eccentric bushing 4 outsides and fixing an end of spring 3, the other end of spring 3 is fixed on bent axle 6 and passes through on the piston 2 of threaded engagement, piston 2 and cylinder 1 sealing, cylinder 1 can be done relative motion with piston 2, cylinder 1 is connected with adjusting eccentric bushing 4 by screw simultaneously, regulate eccentric bushing 4 cylindricals the copper bearing is arranged, can in frame 10, rotate, fix the little cylinder of a solenoid control on the frame 10, can realize that the backstay 5 of little cylinder heads in the positioning round orifice of connecting rod eccentric bushing 7 lower ends.
During the utility model work, lathe stops at bottom dead centre, and electrical system control magnetic valve is opened, and compressed air enters in the little cylinder of fixedlying connected with frame, the backstay 5 of little cylinder is headed in the locating hole of connecting rod eccentric bushing 7 lower end positions, connecting rod eccentric bushing 7 can not be rotatablely moved; Then, cylinder 1 air inlet of bent axle 6 front ends, compressed air promotes cylinder 1 and travels forward, cylinder 1 is connected by screw and regulates on the eccentric bushing 4, regulate eccentric bushing 4 thereby drive, regulate eccentric bushing 4 spending under strong 11 the guiding, throw off with the teeth groove 12 of connecting rod eccentric bushing 7 engagements, the spring 3 of regulating eccentric bushing 4 outsides this moment is compressed in by between screw thread and the piston 2 that bent axle 6 ends are connected; Then, the motor of low speed rotation passes through transmission system, drive gear wheel 9 and rotate, gear wheel 9 is connected with bent axle 6 keys, and bent axle 6 is followed gear wheel 9 and rotated, utilize simultaneously and spend strong 11 connection drive adjusting eccentric bushings 4 to rotate an angle, thereby changed offset, promptly changed machine tool travel; After adjusting is finished, cylinder 1 exhaust of bent axle 6 front ends, the spring 3 of compression forces regulates eccentric bushing 4 repositions, with the engagement of connecting rod eccentric bushing 7 teeth groove, simultaneously, and stingy cylinder exhaust, stingy cylinder backstay 5 withdrawals, whole adjustment process finishes.Compared with prior art, the utility model is simple in structure, and everything can be realized automation control, has reduced artificial complexity, has improved machine tool travel and has regulated efficient.
Claims (4)
1, the stroke adjusting device of crankshaft-link rod forcing press, comprise and be arranged on the bent axle that drives by gear wheel on the frame, and be set in cylindrical and frame, connecting rod are connected by brasses on the bent axle connecting rod eccentric bushing, regulate eccentric bushing, it is characterized in that, connecting rod eccentric bushing, adjusting eccentric bushing are set up in parallel the end at bent axle, regulate eccentric bushing and be positioned at the connecting rod eccentric bushing outside, be connected by spline with bent axle; Be provided with clutch bindiny mechanism between connecting rod eccentric bushing and the corresponding end face of regulating eccentric bushing.
2, the stroke adjusting device of crankshaft-link rod forcing press according to claim 1 is characterized in that, the connecting rod eccentric bushing is provided with circumferential positioner.
3, the stroke adjusting device of crankshaft-link rod forcing press according to claim 2 is characterized in that, described circumferential positioner comprises that being arranged on the circumferential locating hole of connecting rod eccentric bushing, corresponding locating hole is fixed on the frame backstay by air cylinder driven.
4, the stroke adjusting device of crankshaft-link rod forcing press according to claim 1, it is characterized in that described clutch bindiny mechanism comprises by the piston that is threaded in the bent axle termination, with the adaptive cylinder of piston, is arranged at piston and regulates teeth groove between the corresponding end face of back-moving spring between the eccentric bushing, connecting rod eccentric bushing and adjusting eccentric bushing; Regulate between the teeth groove between eccentric bushing and the connecting rod eccentric bushing corresponding surface being meshing with each other, cylinder is fixedly connected on the outer face of regulating eccentric bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200820030516 CN201147997Y (en) | 2008-01-07 | 2008-01-07 | Stroke control apparatus of crankshaft connecting rod press machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200820030516 CN201147997Y (en) | 2008-01-07 | 2008-01-07 | Stroke control apparatus of crankshaft connecting rod press machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201147997Y true CN201147997Y (en) | 2008-11-12 |
Family
ID=40115764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200820030516 Expired - Fee Related CN201147997Y (en) | 2008-01-07 | 2008-01-07 | Stroke control apparatus of crankshaft connecting rod press machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201147997Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102431203A (en) * | 2011-12-26 | 2012-05-02 | 江苏扬力集团有限公司 | Synchronous regulation structure for stroke of pressing machine |
| CN102431207A (en) * | 2011-12-26 | 2012-05-02 | 江苏扬力集团有限公司 | Stepless automatic regulation structure for stroke amount of pressing machine |
| CN102514224A (en) * | 2011-12-26 | 2012-06-27 | 江苏扬力集团有限公司 | Automatic travel adjusting structure for press |
| CN102562983A (en) * | 2012-02-17 | 2012-07-11 | 济南铸造锻压机械研究所有限公司 | Crank and connecting rod transmission mechanism and main transmission system of punch |
| CN104141755A (en) * | 2012-02-17 | 2014-11-12 | 济南铸造锻压机械研究所有限公司 | Crank linkage drive mechanism capable of regulating eccentric distance and main drive system for punching machine |
| CN104401032A (en) * | 2014-12-15 | 2015-03-11 | 济南二机床集团有限公司 | Eccentric structure of large-tonnage press machine |
| CN109648903A (en) * | 2018-12-28 | 2019-04-19 | 宁波固安力机械科技有限公司 | A kind of pull-down punching machine |
-
2008
- 2008-01-07 CN CN 200820030516 patent/CN201147997Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102431203A (en) * | 2011-12-26 | 2012-05-02 | 江苏扬力集团有限公司 | Synchronous regulation structure for stroke of pressing machine |
| CN102431207A (en) * | 2011-12-26 | 2012-05-02 | 江苏扬力集团有限公司 | Stepless automatic regulation structure for stroke amount of pressing machine |
| CN102514224A (en) * | 2011-12-26 | 2012-06-27 | 江苏扬力集团有限公司 | Automatic travel adjusting structure for press |
| CN102514224B (en) * | 2011-12-26 | 2014-10-08 | 江苏扬力集团有限公司 | Automatic travel adjusting structure for press |
| CN102562983A (en) * | 2012-02-17 | 2012-07-11 | 济南铸造锻压机械研究所有限公司 | Crank and connecting rod transmission mechanism and main transmission system of punch |
| CN104141755A (en) * | 2012-02-17 | 2014-11-12 | 济南铸造锻压机械研究所有限公司 | Crank linkage drive mechanism capable of regulating eccentric distance and main drive system for punching machine |
| CN102562983B (en) * | 2012-02-17 | 2014-12-24 | 济南铸造锻压机械研究所有限公司 | Crank and connecting rod transmission mechanism and main transmission system of punch |
| CN104401032A (en) * | 2014-12-15 | 2015-03-11 | 济南二机床集团有限公司 | Eccentric structure of large-tonnage press machine |
| CN109648903A (en) * | 2018-12-28 | 2019-04-19 | 宁波固安力机械科技有限公司 | A kind of pull-down punching machine |
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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: 225009 No. 200, Ji'an Road, Hanjiang Industrial Park, Jiangsu, Yangzhou Patentee after: Yangzhou Forging Machine Tool Co., Ltd. Address before: 225009 No. 200, Ji'an Road, Hanjiang Industrial Park, Jiangsu, Yangzhou Patentee before: Yangzhou Metalforming Machine Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081112 Termination date: 20150107 |
|
| EXPY | Termination of patent right or utility model |