CN114473453A - Novel torsion bar equipment is pressed at both ends - Google Patents
Novel torsion bar equipment is pressed at both ends Download PDFInfo
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- CN114473453A CN114473453A CN202210406821.XA CN202210406821A CN114473453A CN 114473453 A CN114473453 A CN 114473453A CN 202210406821 A CN202210406821 A CN 202210406821A CN 114473453 A CN114473453 A CN 114473453A
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- torsion bar
- input shaft
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- press
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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Abstract
The invention discloses novel two-end torsion bar pressing equipment which comprises a press machine main body, wherein an aluminum profile frame is arranged on the press machine main body, four groups of supporting feet are uniformly arranged at the bottom end of the aluminum profile frame, a tool base is arranged at the upper end and the lower end in the press machine main body, a servo electric cylinder is arranged at the top end of the tool base at the upper end, the output end of the servo electric cylinder is connected with an input shaft, a pneumatic guide rail lock is arranged on the tool base above the tool base, a vertical air cylinder is arranged on the tool base above the input shaft, a torsion bar clamp is arranged below the vertical air cylinder above the input shaft, and a finger air cylinder is arranged on the press machine main body; the input shaft and the torsion bar cannot move in the press-fitting process, manual operation is simple, only loading and unloading are needed, product quality is not affected by manual operation, products after press-fitting can be rechecked, and the quality of the products after press-fitting is guaranteed.
Description
Technical Field
The invention relates to the technical field of two-end pressure torsion bars, in particular to novel two-end pressure torsion bar equipment.
Background
The press machine is a universal machine with an exquisite structure, can be widely applied to cutting, punching, blanking, bending, riveting, forming and other processes, is divided into three types, namely a screw press, a crank press and a hydraulic press, and is provided with a forge piece ejection device at the lower part.
However, the existing two-end pressure torsion bar equipment still has some defects, the existing two-end pressure torsion bar technology adopts a mechanical spring chuck for manual clamping, adopts a spiral line indexing mode for mechanical centering, is troublesome in clamping, long in centering time and not accurate enough, and cannot perform input and output shaft centering rechecking after press mounting, so that the novel two-end pressure torsion bar equipment is provided.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides novel equipment for pressing the torsion bar at two ends, which ensures that an input shaft and the torsion bar cannot move in the pressing process, is simple in manual operation, only needs to load and unload, is free from the influence of manual operation on the product quality, can recheck the pressed product and ensures the quality of the pressed product.
In order to solve the technical problems, the invention provides the following technical scheme: a novel two-end torsion bar pressing device comprises a press machine main body, wherein an aluminum profile frame is arranged on the press machine main body, four groups of supporting feet are uniformly arranged at the bottom end of the aluminum profile frame, a tool base is arranged at the upper end and the lower end in the press machine main body, a servo electric cylinder is arranged at the upper end of the tool base, the output end of the servo electric cylinder is connected with an input shaft, a pneumatic guide rail lock is arranged on the tool base above, a vertical cylinder is arranged on the tool base above the input shaft, a torsion bar clamp is arranged below the vertical cylinder above the input shaft, and a finger cylinder is arranged on the press machine main body;
be provided with servo motor in the frock base, servo motor passes through coupling joint torque sensor, torque sensor connects the angle encoder, an axis is connected to the angle encoder, the axle passes air chuck, air chuck is used for holding tightly whole issue rotary mechanism, hub connection below second hydraulic chuck, the output shaft is connected to second hydraulic chuck.
As a preferred technical scheme of the invention, a gravity sensor is arranged in the servo electric cylinder, and the gravity sensor is installed on the servo electric cylinder through a floating connector.
As a preferred technical scheme of the invention, the servo electric cylinder displays the pressure in the press mounting process in real time through a gravity sensor, a display screen for displaying the pressure in the press mounting process is arranged on the main body of the press, and the gravity sensor is electrically connected with the display screen.
As a preferable technical scheme of the invention, the output shaft is locked through a second hydraulic chuck, and the input shaft is clamped through a first hydraulic chuck.
As a preferable technical scheme of the invention, the finger cylinder and the vertical cylinder clamp the workpiece torsion bar through a double-cylinder torsion bar.
As a preferred technical solution of the present invention, the torsion bar clamp is fixed by two springs and a top block.
As a preferred technical scheme of the present invention, the transposition of the input shaft and the output shaft is performed by a transposition cylinder, an output end of the transposition cylinder is connected with guide rails of the transposition input shaft and the transposition output shaft, and a pneumatic guide rail lock is arranged on the guide rails.
Compared with the prior art, the invention can achieve the following beneficial effects:
the special fixture for the torsion bar is fixed by two spring pins, the special fixture for the torsion bar can be easily replaced, the special fixture is suitable for torsion bars of different varieties, the transposition of an output shaft of an input shaft is carried out by adopting an air cylinder, a pneumatic guide rail lock is installed on a guide rail, the guide rail is locked by the pneumatic guide rail lock when the pressing is carried out, the input shaft and the torsion bar cannot move in the pressing process, the manual operation is simple, only the feeding and discharging are needed, the product quality is not influenced by manual operation, the product after the pressing can be rechecked, and the product quality after the pressing is ensured.
Drawings
FIG. 1 is a schematic view of a structural solid turntable according to the present invention;
FIG. 2 is a schematic front view of the structure of the present invention;
FIG. 3 is a schematic sectional front view of a portion of the present invention;
FIG. 4 is a schematic side view of the structure of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention;
fig. 6 is a schematic front sectional view of the structure of the spring and the top block of the present invention.
Wherein: 1. a press main body; 2. an aluminum profile frame; 3. supporting the ground feet; 4. a tooling base; 5. a servo electric cylinder; 6. a pneumatic guide rail lock; 7. a transposition air cylinder; 8. a vertical cylinder; 9. a torsion bar clamp; 10. an input shaft; 11. an output shaft; 12. a first hydraulic chuck; 13. a second hydraulic chuck; 14. a pneumatic chuck; 15. a gravity sensor; 16. a floating connector; 17. a finger cylinder; 18. a spring; 19. and (7) a top block.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example (b):
as shown in fig. 1-6, a novel two-end torsion bar pressing device comprises a press machine main body 1, wherein an aluminum profile frame 2 is arranged on the press machine main body 1, four groups of supporting feet 3 are uniformly arranged at the bottom end of the aluminum profile frame 2, a tooling base 4 is arranged at each of the upper end and the lower end in the press machine main body 1, a servo electric cylinder 5 is arranged at the top end of the tooling base 4 at the upper end, the output end of the servo electric cylinder 5 is connected with an input shaft 10, a pneumatic guide rail lock 6 is arranged on the tooling base 4 above the input shaft 10, a vertical air cylinder 8 is arranged on the tooling base 4 above the input shaft 10, a torsion bar clamp 9 is arranged below the vertical air cylinder 8 above the input shaft 10, and a finger air cylinder 17 is arranged on the press machine main body 1;
be provided with servo motor in the frock base 4, servo motor passes through coupling joint torque sensor, and torque sensor connects the angle encoder, and an axle is connected to the angle encoder, and the axle passes air chuck 14, and air chuck 14 is used for hugging closely whole issuing rotary mechanism, and axle connection below second hydraulic chuck 13, second hydraulic chuck 13 connect output shaft 11.
The action of the equipment is controlled by an industrial personal computer, a servo electric cylinder 5 is used as a pressure input device of the equipment, the servo electric cylinder 5 displays the pressure in the press fitting process in real time through a gravity sensor 15 connected with a floating connector 16, a product input shaft 10 is clamped by a first hydraulic chuck 12, the input shaft 10 cannot rotate when the clamping force is large in the process of alignment and verification, a torsion bar is clamped by a finger cylinder 17 and a vertical cylinder 8, a special clamp embraces a torsion bar deformation area to ensure that the torsion bar deformation area cannot deform during press fitting of the torsion bar, an output shaft 11 is divided into an assembly and is locked by a second hydraulic chuck 13, the second hydraulic chuck 13 is connected onto a connecting shaft through bolts, the connecting shaft passes through a pneumatic chuck 14, the pneumatic chuck 14 is fixed, the connecting shaft is connected with an angle encoder and a coupler to connect with a torque sensor to connect with a servo motor when the pneumatic chuck 14 is in a loosening state, the servo motor drives the connecting shaft to drive the second hydraulic chuck 13 to rotate, and the rotation angle is 0 to +/-5 degrees according to the products of the input shaft 10 and the output shaft 11 of the existing automobile steering gear, when the air chuck 14 is locked, the hydraulic chuck is fixed and can not rotate, the transposition of the input shaft 10 and the torsion bar is realized through the transposition air cylinder 7, the clamping diameters of the first hydraulic chuck 12 and the second hydraulic chuck 13 can be changed by replacing the auxiliary claws of the first hydraulic chuck 12 and the second hydraulic chuck 13, the torsion bar clamp 9 is suitable for various different input shafts 10 and output shafts 11, the torsion bar clamp 9 is fixed by two springs 18 and a top block 19, the torsion bar can be easily replaced, the torsion bar clamp is suitable for various torsion bars, the transposition of the input shaft 10 and the output shaft 11 is carried out by a transposition cylinder 7, the pneumatic guide rail lock 6 is arranged on the guide rail, and when the press mounting is carried out, the pneumatic guide rail lock 6 locks the guide rail, so that the input shaft 10 and the torsion bar cannot move in the press mounting process.
The specific operation steps are as follows: 1. manually inserting the torsion bar into the torsion bar clamp 9 (the torsion bar is tightly pressed by the spring 18 and the jacking block 19, so that the torsion bar cannot fall off);
2. manually installing the input shaft 10 and the output shaft 11 together and placing the input shaft and the output shaft on the tool base 4;
3. the finger cylinder 17 is tightened, the vertical cylinder 8 extends out, and the torsion bar is clamped;
4. the servo electric cylinder 5 extends out to drive the first hydraulic chuck 12 to descend, the first hydraulic chuck 12 and the second hydraulic chuck 13 are clamped after the first hydraulic chuck 12 and the second hydraulic chuck 13 descend to a set position 1, (the position 1 is the position 1 when the product input shaft 10 is contacted with the press-fitting top block 19), and the press machine main body 1 ascends 0.5mm (the joint plane of the input shaft 10 and the output shaft 11 is separated and can freely rotate);
5. the servo motor rotates anticlockwise after rotating to the limit clockwise, the rotation angle is recorded, and the alignment of the output shaft 11 of the input shaft 10 is carried out (at the moment, the input shaft 10 is fixed, the angle of the output shaft 11 capable of rotating is limited, the output shaft 11 can not rotate after being attached to the input shaft 10, and the output torque represents that the output shaft has rotated to the limit position at one end when increasing);
6. clamping by the pneumatic chuck 14;
7. the servo electric cylinder 5 ascends to the initial position;
8. the pneumatic guide rail lock 6 is loosened, the transposition air cylinder 7 extends out to place the torsion bar right above the output shaft 11, and the pneumatic guide rail lock 6 is locked;
9. the press machine descends to a position 2 (the position 2 is the position where the torsion bar and the output shaft 11 are pressed and assembled), and the torsion bar and the output shaft 11 are pressed and assembled at the moment;
10. the vertical cylinder 8 for clamping the torsion bar retracts, the finger cylinder 17 loosens, the torsion bar clamp 9 loosens the torsion bar, the press machine main body 1 ascends to the initial position, and the pneumatic guide rail lock 6 loosens;
11. the transposition air cylinder 7 retracts to place the input shaft 10 above the output shaft 11, and the pneumatic guide rail lock 6 is locked;
12. the press machine body 1 descends to a position 3 (position 3: the position where the press mounting of the input shaft 10 and the output shaft 11 is completed), and at the moment, the press mounting of the input shaft 10 is completed (the position 1 is different from the position 3, and a certain distance is usually reserved on a combined end face after the press mounting of the output shaft 11 of the input shaft 10 is completed);
13. the pneumatic chuck 14 is loosened, and the servo motor drives the output shaft 11 to rotate so as to perform middle position re-inspection after the input shaft 10 and the output shaft 11 are pressed;
14. after the detection is qualified, the first hydraulic chuck 12 is loosened, the second hydraulic chuck 13 is loosened, and the press machine main body 1 moves upwards to the initial position;
15. and manually taking down the pressed product, and repeating the first step of operation.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the above embodiments and descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a novel torsion bar equipment is pressed at both ends, includes press main part (1), its characterized in that: the aluminum profile press is characterized in that an aluminum profile frame (2) is arranged on a press main body (1), four groups of supporting feet (3) are uniformly arranged at the bottom end of the aluminum profile frame (2), tool bases (4) are arranged at the upper end and the lower end in the press main body (1), a servo electric cylinder (5) is arranged at the top end of each tool base (4), the output end of each servo electric cylinder (5) is connected with an input shaft (10), a product input shaft is clamped through a hydraulic chuck, a pneumatic guide rail lock (6) is arranged above each tool base (4), a vertical cylinder (8) is arranged on each tool base (4) above each input shaft (10), a torsion bar clamp (9) is arranged below each vertical cylinder (8) above each input shaft (10), and a finger cylinder (17) is arranged on the press main body (1);
be provided with servo motor in frock base (4), servo motor passes through coupling joint torque sensor, torque sensor connects the angle encoder, the angle encoder is connected a root axis, the axle passes air chuck (14), air chuck (14) are used for holding tightly whole down rotary mechanism, hub connection below second hydraulic chuck (13), output shaft (11) are connected in second hydraulic chuck (13).
2. The novel two-end-pressure torsion bar device according to claim 1, wherein: the output end of the servo electric cylinder (5) is connected with a gravity sensor (15), the gravity sensor (15) is installed on the servo electric cylinder (5) through a floating connector (16), and the servo electric cylinder (5) is further connected with a pressing mechanism.
3. A novel end-pressure torsion bar apparatus according to claim 2, wherein: the servo electric cylinder (5) displays the pressure in the press mounting process in real time through the gravity sensor (15), a display screen for displaying the pressure in the press mounting process is arranged on the press machine main body (1), and the gravity sensor (15) is electrically connected with the display screen.
4. A novel two-end-pressure torsion bar apparatus according to claim 1, wherein: the output shaft (11) is locked through a second hydraulic chuck (13), and the input shaft (10) is clamped through a first hydraulic chuck (12).
5. A novel two-end-pressure torsion bar apparatus according to claim 1, wherein: the finger cylinder (17) and the vertical cylinder (8) clamp the workpiece torsion bar by a double-cylinder torsion bar.
6. The novel two-end-pressure torsion bar device according to claim 1, wherein: the torsion bar clamp (9) is fixed by two springs (18) and a top block (19).
7. The novel two-end-pressure torsion bar device according to claim 1, wherein: the transposition of the input shaft (10) and the output shaft (11) is carried out through a transposition air cylinder (7), the output end of the transposition air cylinder (7) is connected with guide rails of the transposition input shaft (10) and the transposition output shaft (11), and a pneumatic guide rail lock (6) is arranged on the guide rails.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210406821.XA CN114473453A (en) | 2022-04-19 | 2022-04-19 | Novel torsion bar equipment is pressed at both ends |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210406821.XA CN114473453A (en) | 2022-04-19 | 2022-04-19 | Novel torsion bar equipment is pressed at both ends |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114473453A true CN114473453A (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210406821.XA Pending CN114473453A (en) | 2022-04-19 | 2022-04-19 | Novel torsion bar equipment is pressed at both ends |
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| Country | Link |
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| CN (1) | CN114473453A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09249141A (en) * | 1996-03-14 | 1997-09-22 | Toyoda Mach Works Ltd | Power steering device |
| CN102626855A (en) * | 2012-03-27 | 2012-08-08 | 哈尔滨工业大学 | Automatic torsion bar press fitting, measuring and straightening equipment |
| CN209999035U (en) * | 2019-05-14 | 2020-01-31 | 昆山日一鑫精密机械有限公司 | fixing device convenient for replacing clamp head |
| CN111360509A (en) * | 2020-04-26 | 2020-07-03 | 和氏工业技术股份有限公司 | Double-head torsion bar press-mounting machine and working method thereof |
| CN211614804U (en) * | 2019-12-25 | 2020-10-02 | 深圳市洛金科技有限公司 | Coil press-fitting mechanism |
| CN212217976U (en) * | 2020-04-29 | 2020-12-25 | 深圳市威捷机电股份公司 | Be used for axle type external grinding quick replacement drive anchor clamps |
| CN215094209U (en) * | 2021-07-20 | 2021-12-10 | 武汉乐美特实业有限公司 | Clamp arranged on timber processing machine tool |
-
2022
- 2022-04-19 CN CN202210406821.XA patent/CN114473453A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09249141A (en) * | 1996-03-14 | 1997-09-22 | Toyoda Mach Works Ltd | Power steering device |
| CN102626855A (en) * | 2012-03-27 | 2012-08-08 | 哈尔滨工业大学 | Automatic torsion bar press fitting, measuring and straightening equipment |
| CN209999035U (en) * | 2019-05-14 | 2020-01-31 | 昆山日一鑫精密机械有限公司 | fixing device convenient for replacing clamp head |
| CN211614804U (en) * | 2019-12-25 | 2020-10-02 | 深圳市洛金科技有限公司 | Coil press-fitting mechanism |
| CN111360509A (en) * | 2020-04-26 | 2020-07-03 | 和氏工业技术股份有限公司 | Double-head torsion bar press-mounting machine and working method thereof |
| CN212217976U (en) * | 2020-04-29 | 2020-12-25 | 深圳市威捷机电股份公司 | Be used for axle type external grinding quick replacement drive anchor clamps |
| CN215094209U (en) * | 2021-07-20 | 2021-12-10 | 武汉乐美特实业有限公司 | Clamp arranged on timber processing machine tool |
Non-Patent Citations (1)
| Title |
|---|
| 孙秀平: "《大学物理实验教程》", 31 August 2019, 北京：北京理工大学出版社 * |
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Application publication date: 20220513 |
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| RJ01 | Rejection of invention patent application after publication |