CN109282935B - Automatic torsion detection device for aligning assembly - Google Patents
Automatic torsion detection device for aligning assembly Download PDFInfo
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- CN109282935B CN109282935B CN201811142071.XA CN201811142071A CN109282935B CN 109282935 B CN109282935 B CN 109282935B CN 201811142071 A CN201811142071 A CN 201811142071A CN 109282935 B CN109282935 B CN 109282935B
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- 230000003993 interaction Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/22—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers
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Abstract
The invention provides a torsion automatic detection device for a aligning assembly, which is convenient to operate, high in detection efficiency, suitable for detection of mass products, capable of ensuring detection accuracy and capable of automatically detecting torsion of workpieces in different directions; a stepping motor, a torsion sensor, a deflection shaft and a deflection die for placing a workpiece are sequentially arranged on a workbench arranged on a rack, a loading mechanism arranged right above the workpiece is fixed on a support frame and comprises a loading cylinder arranged on the support frame and a loading shaft connected with the loading cylinder, and the outer diameter of the end part of the loading shaft is the same as the inner diameter of an inner ring of the workpiece; the rotating device further arranged on the frame comprises a pushing cylinder and a jacking cylinder, the jacking cylinder penetrates through the frame to be connected with the bottom surface of the support plate, the pushing cylinder is fixed on the support plate, a rotating shaft is arranged on the support plate, a rotating gear is arranged at the lower end of the rotating shaft, the pushing cylinder is connected with a pushing block, racks are arranged on the pushing block, and the upper end of the rotating shaft penetrates through the workbench and the deflection die to support a workpiece in a jacking mode.
Description
Technical Field
The invention relates to the technical field of detection equipment, in particular to a torsion automatic detection device for a self-aligning component.
Background
The performance detection of the aligning component used for aligning the worm gear in the gearbox on the automobile has great relation to the quality of the aligning component, for example, in the actual working process, certain torsion is generated due to friction between the inner ring of the bearing and the outer ring of the aligning component, so that the torsion is required to be detected to judge the quality of the aligning component, but the existing detection of the torsion is finished by manual rotation feeling or by using a torsion wrench, and the detection mode is low in working efficiency, unsatisfactory in detection effect, incapable of guaranteeing detection accuracy and also not suitable for detection of mass products; and only the torsion in a single direction of the workpiece can be detected by the detection mode, if the torsion in different directions is detected, the workpiece must be manually rotated for a certain angle and then re-detected, the operation is complex, and the labor intensity is high.
Disclosure of Invention
Aiming at the torsion measurement mode of the existing aligning assembly, the working efficiency is low, the detection effect is not ideal, the detection accuracy cannot be ensured, and the torsion measurement mode is not suitable for detecting mass products; the automatic torsion detection device for the aligning assembly is convenient to operate, high in detection efficiency, suitable for detection of mass products, capable of guaranteeing detection accuracy and capable of automatically detecting torsion of workpieces in different directions.
The technical scheme is characterized by comprising a frame, wherein a workbench is arranged on the frame, a stepping motor, a torsion sensor, a deflection shaft and a deflection die for placing a workpiece are sequentially connected to the workbench, a loading mechanism is arranged right above the workpiece and is fixed on a supporting frame of the workbench, the loading mechanism comprises a loading cylinder arranged on the supporting frame and a loading shaft connected with the loading cylinder, and the outer diameter of the end part of the loading shaft corresponding to the workpiece is the same as the inner diameter of an inner ring of the workpiece; still be equipped with rotary device in the frame, rotary device includes promotion cylinder, jack-up cylinder, the extension board pass through the guide post, uide bushing cooperation install in the workstation bottom, the jack-up cylinder pass the frame with the extension board bottom is connected, the promotion cylinder is fixed in on the extension board, be equipped with the rotation axis on the extension board, the rotation axis lower extreme is equipped with rotatory gear, the piston rod of promotion cylinder is connected with the pushing block, be equipped with on the pushing block with the rack of rotatory gear looks adaptation, the rotation axis upper end passes behind workstation, the deflection mould roof pressure support the work piece.
It is further characterized by:
the loading mechanism further comprises a clamping seat, the clamping seat is in a frame shape, clamping openings are formed in the upper end and the lower end of the clamping seat, a piston rod of the loading cylinder penetrates through the clamping openings in the upper end and is buckled at the upper end of the clamping seat, a loading shaft penetrates through the clamping openings in the lower end and is buckled at the lower end of the clamping seat, a connecting plate is connected to the upper portion in the clamping seat, a pressure sensor is arranged at the bottom end of the connecting plate corresponding to the end face of the loading shaft, a guide shaft is connected to the connecting plate through a guide sleeve, the bottom end of the guide shaft is connected with a fixing plate, the lower end of the loading shaft penetrates through the fixing plate, and a bushing is arranged between the loading shaft and the fixing plate;
the support frame comprises an upright post fixed on the workbench, a support plate is arranged on the upright post, and the loading cylinder is fixed on the support plate;
the workbench is fixedly provided with a base, the base is U-shaped, the stepping motor is fixed at one end of the base, the deflection shaft is fixed at the other end of the base through a bearing seat, and the stepping motor, the torsion sensor and the deflection shaft are all connected through a coupler;
a supporting seat is fixed on the workbench below the deflection die, a groove for accommodating the deflection die is formed in the supporting seat, the groove and the top end surface of the deflection die are positioned on the same horizontal line, and the inner wall surface of the groove and the end surfaces of the two ends of the corresponding deflection die are arc-shaped;
the rotary shaft is assembled on the support plate through a rotary shaft seat, the upper end of the rotary shaft sequentially penetrates through the workbench, the supporting seat and the deflection die and then is propped against and supports the workpiece, and a shaft sleeve is arranged between the rotary shaft and the workbench;
the support seat and the deflection die are provided with coaxial through holes, the top end of the rotation shaft is provided with a workpiece supporting die, the inner diameter of the through hole is smaller than the outer diameter of the workpiece and larger than the outer diameter of the workpiece supporting die, the workpiece supporting die is in an inverted T shape, and the outer diameter of the top end face of the workpiece supporting die is not larger than the inner diameter of the workpiece inner ring.
The invention has the advantages that after the workpiece is assembled on the deflection die, the loading cylinder acts to enable the loading shaft to slightly press the inner ring of the workpiece, so that the friction force of the workpiece is increased, the bearing in the workpiece does not deflect during deflection test, then the stepping motor deflects left and right by a certain angle according to the situation, the outer ring of the workpiece on the deflection die is driven to deflect left and right, the deflection force given by the stepping motor is the torsion force of the workpiece, the corresponding value can be measured directly through the torsion sensor, and then the stepping motor drives the deflection die to return to the original position; then jack-up cylinder jack-up extension board makes the rotation axis rise, through the rotation axis roof pressure, can make the work piece by holding up and break away from the deflection mould, then through pushing cylinder, rack, rotatory gear interact, drive rotation axis rotation certain angle, just also corresponding drive work piece axial rotation certain angle, after the rotation is accomplished, jack-up cylinder returns, the work piece is on the deflection mould again, repeat above-mentioned detection operation, just can detect and obtain the torsion on the work piece different directions, the operation is more convenient, detection efficiency is also higher, and can be suitable for the detection of big batch product, and can further guarantee the detection degree of accuracy, have better economic use value.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a partially enlarged schematic construction of the present invention.
Detailed Description
As shown in fig. 1 and 2, the invention comprises a frame 1, a workbench 2 is arranged on the frame 1, a stepping motor 3, a torsion sensor 4, a deflection shaft 5 and a deflection die 7 for placing a workpiece 6 are sequentially connected on the workbench 2, a loading mechanism is arranged right above the workpiece 6 and is fixed on a supporting frame of the workbench 2, the loading mechanism comprises a loading cylinder 8 arranged on the supporting frame and a loading shaft 9 connected with the loading cylinder 8, and the outer diameter of the end part of the loading shaft 9 corresponding to the workpiece 6 is the same as the inner diameter of the inner ring of the workpiece 6.
The loading mechanism further comprises a clamping seat 10, the clamping seat 10 is in a frame shape, clamping openings 11 are formed in the upper end and the lower end of the clamping seat 10, a piston rod of the loading cylinder 8 penetrates through the clamping openings 11 at the upper end to be buckled at the upper end of the clamping seat 10, a loading shaft 9 penetrates through the clamping openings 11 at the lower end to be buckled at the lower end of the clamping seat 10, a connecting plate 12 is connected to the upper part in the clamping seat 10, a pressure sensor 13 is arranged at the bottom end of the connecting plate 12 corresponding to the end face of the loading shaft 9, a guide shaft (not shown in the figure) is connected to the connecting plate 12 through a guide sleeve (not shown in the figure), the bottom end of the guide shaft is connected with a fixed plate 14, the lower end of the loading shaft 9 penetrates through the fixed plate 14, and a bushing 15 is arranged between the loading shaft 9 and the fixed plate 14; the support frame comprises a stand column 16 fixed on the workbench 2, a support plate 17 is arranged on the stand column 16, and the loading cylinder 8 is fixed on the support plate 17; a base 18 is fixed on the workbench 2, the base 18 is U-shaped, the stepping motor 3 is fixed at one end of the base 18, the deflection shaft 5 is fixed at the other end of the base 18 through a bearing seat 19, and the stepping motor 3, the torsion sensor 4 and the deflection shaft 5 are all connected through a coupler 20; a supporting seat 21 is fixed on the workbench 2 below the deflection die 7, a groove 22 for accommodating the deflection die 7 is formed in the supporting seat 21, the groove 22 and the top end surface of the deflection die 7 for placing the workpiece 6 are positioned on the same horizontal line, and the inner wall surface of the groove 22 and the end surfaces of the two ends of the corresponding deflection die 7 are arc-shaped.
The rotating device is arranged on the frame 1 and comprises a pushing cylinder 23 and a jacking cylinder 24, a supporting plate 25 is arranged at the bottom of the workbench 2 in a matched mode through a guide post 26 and a guide sleeve 27, the jacking cylinder 24 penetrates through the frame 1 and is connected with the bottom surface of the supporting plate 25, the pushing cylinder 23 is fixed on the supporting plate 25, a rotating shaft 29 is arranged on the supporting plate 25 through a rotating shaft seat 28, a rotating gear 30 is arranged at the lower end of the rotating shaft 29, a piston rod of the pushing cylinder 23 is connected with a pushing block 31, a rack 32 matched with the rotating gear 30 is arranged on the pushing block 31, the upper end of the rotating shaft 29 sequentially penetrates through the workbench 2, a supporting seat 21 and a deflection die 7 and then is propped against a supporting workpiece 6, namely the upper end of the rotating shaft 29 sequentially penetrates through the workbench 2, the supporting seat 21 and the deflection die 7 and then is ready to prop up the workpiece 6; the supporting seat 21 and the deflection die 7 are provided with coaxial through holes 33, the top end of the rotating shaft 29 is provided with a workpiece supporting die 34, the inner diameter of the through holes 33 is smaller than the outer diameter of the workpiece 6 and larger than the outer diameter of the workpiece supporting die 34, the workpiece supporting die 34 is in an inverted T shape, and the outer diameter of the top end face of the workpiece supporting die 34 is not larger than the inner diameter of the inner ring of the workpiece 6.
The invention has the advantages that the workpiece 6 is placed on the through hole 33 of the deflection die 7, the loading cylinder 8 acts to enable the loading shaft 9 to press down slightly to the inner ring of the workpiece 6, so that the friction force of the workpiece 6 is increased, the bearing in the workpiece 6 does not deflect during deflection test, then the stepping motor 3 is started to drive the deflection die 7 to deflect left or right by 15 degrees, the outer ring of the workpiece 6 also deflects left or right by 15 degrees correspondingly, the deflection force given by the stepping motor 3 is the torsion force between the inner ring of the workpiece 6 bearing and the outer ring of the aligning assembly, the corresponding torsion value can be directly measured through the torsion sensor 4, and then the stepping motor 3 drives the deflection die 7 to return to the original position; then the jacking cylinder 24 jacks up the support plate 25, the rotating shaft 29 correspondingly ascends, the workpiece supporting die 34 jacks up the inner ring of the workpiece 6, namely, the workpiece supporting die 34 is used for supporting the workpiece 6, so that the workpiece 6 is separated from the deflection die 7, then the rotating shaft 29 rotates by 90 degrees through interaction of the pushing cylinder 23, the rack 32 and the rotating gear 30, the workpiece 6 correspondingly rotates by 90 degrees, after the rotation is completed, the jacking cylinder 24 is retracted, the workpiece 6 falls back on the through hole 33 of the deflection die 7, and then the detection operation is repeated, so that torsion of the workpiece 6 in different directions can be detected, the detection accuracy is further improved, the operation is convenient, the detection efficiency is high, the detection method is suitable for detection of mass products, and the detection method has better economic use value.
Claims (5)
1. The torsion automatic detection device for the aligning assembly is characterized by comprising a frame, wherein a workbench is arranged on the frame, a stepping motor, a torsion sensor, a deflection shaft and a deflection die for placing a workpiece are sequentially connected to the workbench, a loading mechanism is arranged right above the workpiece and is fixed on a supporting frame of the workbench, the loading mechanism comprises a loading cylinder arranged on the supporting frame and a loading shaft connected with the loading cylinder, and the outer diameter of the end part of the loading shaft corresponding to the workpiece is the same as the inner diameter of an inner ring of the workpiece; the rotary device is further arranged on the stand and comprises a pushing cylinder and a jacking cylinder, the supporting plate is mounted at the bottom of the workbench in a matched mode through a guide post and a guide sleeve, the jacking cylinder penetrates through the stand and is connected with the bottom surface of the supporting plate, the pushing cylinder is fixed on the supporting plate, a rotary shaft is arranged on the supporting plate, a rotary gear is arranged at the lower end of the rotary shaft, a piston rod of the pushing cylinder is connected with a pushing block, a rack matched with the rotary gear is arranged on the pushing block, and the upper end of the rotary shaft penetrates through the workbench and the deflection die and then is propped against and supports the workpiece;
the loading mechanism further comprises a clamping seat, the clamping seat is in a frame shape, clamping openings are formed in the upper end and the lower end of the clamping seat, a piston rod of the loading cylinder penetrates through the clamping openings in the upper end and is buckled at the upper end of the clamping seat, a loading shaft penetrates through the clamping openings in the lower end and is buckled at the lower end of the clamping seat, a connecting plate is connected to the upper portion in the clamping seat, a pressure sensor is arranged at the bottom end of the connecting plate corresponding to the end face of the loading shaft, a guide shaft is connected to the connecting plate through a guide sleeve, the bottom end of the guide shaft is connected with a fixing plate, the lower end of the loading shaft penetrates through the fixing plate, and a bushing is arranged between the loading shaft and the fixing plate;
the support frame is including being fixed in stand on the workstation, be equipped with the backup pad on the stand, the loading cylinder is fixed in the backup pad.
2. The automatic torsion detection device for a centering assembly of claim 1, wherein: the workbench is fixedly provided with a base, the base is U-shaped, the stepping motor is fixed at one end of the base, the deflection shaft is fixed at the other end of the base through a bearing seat, and the stepping motor, the torsion sensor and the deflection shaft are all connected through a coupling.
3. The automatic torsion detection device for a centering assembly of claim 1, wherein: the supporting seat is fixed on the workbench below the deflection die, a groove for accommodating the deflection die is formed in the supporting seat, the groove and the top end face of the deflection die are positioned on the same horizontal line, and the inner wall face of the groove and the corresponding end faces of the two ends of the deflection die are arc-shaped.
4. The automatic torsion detection device for a centering assembly of claim 1, wherein: the rotary shaft is assembled on the support plate through a rotary shaft seat, the upper end of the rotary shaft sequentially penetrates through the workbench, the supporting seat and the deflection die and then is propped against and supports the workpiece, and a shaft sleeve is arranged between the rotary shaft and the workbench.
5. The automatic torsion detection device for a centering assembly of claim 1, wherein: the support seat and the deflection die are provided with coaxial through holes, the top end of the rotation shaft is provided with a workpiece supporting die, the inner diameter of the through hole is smaller than the outer diameter of the workpiece and larger than the outer diameter of the workpiece supporting die, the workpiece supporting die is in an inverted T shape, and the outer diameter of the top end face of the workpiece supporting die is not larger than the inner diameter of the workpiece inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811142071.XA CN109282935B (en) | 2018-09-28 | 2018-09-28 | Automatic torsion detection device for aligning assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811142071.XA CN109282935B (en) | 2018-09-28 | 2018-09-28 | Automatic torsion detection device for aligning assembly |
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| Publication Number | Publication Date |
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| CN109282935A CN109282935A (en) | 2019-01-29 |
| CN109282935B true CN109282935B (en) | 2023-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811142071.XA Active CN109282935B (en) | 2018-09-28 | 2018-09-28 | Automatic torsion detection device for aligning assembly |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5862706A (en) * | 1996-07-16 | 1999-01-26 | Mcdonnell Douglas Helicopter Company | Shaft deflection controller |
| KR101447573B1 (en) * | 2013-04-16 | 2014-10-07 | 설동규 | Torque Measuring Device for Tapered Roller Bearings |
| CN205748914U (en) * | 2016-05-17 | 2016-11-30 | 慈兴集团有限公司 | Bearing rotary torsional moment test device |
| CN206038198U (en) * | 2016-08-22 | 2017-03-22 | 湖北襄玉机械有限公司 | Steering joint torque detecting device |
| CN206420602U (en) * | 2017-01-04 | 2017-08-18 | 厦门攸信信息技术有限公司 | Automate torsion testing mechanism |
| CN209027717U (en) * | 2018-09-28 | 2019-06-25 | 无锡双益精密机械有限公司 | A kind of torsion automatic detection device for aligning component |
-
2018
- 2018-09-28 CN CN201811142071.XA patent/CN109282935B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5862706A (en) * | 1996-07-16 | 1999-01-26 | Mcdonnell Douglas Helicopter Company | Shaft deflection controller |
| KR101447573B1 (en) * | 2013-04-16 | 2014-10-07 | 설동규 | Torque Measuring Device for Tapered Roller Bearings |
| CN205748914U (en) * | 2016-05-17 | 2016-11-30 | 慈兴集团有限公司 | Bearing rotary torsional moment test device |
| CN206038198U (en) * | 2016-08-22 | 2017-03-22 | 湖北襄玉机械有限公司 | Steering joint torque detecting device |
| CN206420602U (en) * | 2017-01-04 | 2017-08-18 | 厦门攸信信息技术有限公司 | Automate torsion testing mechanism |
| CN209027717U (en) * | 2018-09-28 | 2019-06-25 | 无锡双益精密机械有限公司 | A kind of torsion automatic detection device for aligning component |
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| CN109282935A (en) | 2019-01-29 |
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