CN210834117U - Screw press torsion testing device based on magnetic powder clutch - Google Patents
Screw press torsion testing device based on magnetic powder clutch Download PDFInfo
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- CN210834117U CN210834117U CN201921732108.4U CN201921732108U CN210834117U CN 210834117 U CN210834117 U CN 210834117U CN 201921732108 U CN201921732108 U CN 201921732108U CN 210834117 U CN210834117 U CN 210834117U
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Abstract
The utility model relates to the field of testing devices, and provides a screw press torsion testing device based on a magnetic powder clutch, which comprises a base and a testing mechanism arranged on the base, wherein the testing mechanism comprises a magnetic powder clutch and is provided with an output end and an input end; the screw rod assembly is connected with the output end of the magnetic powder clutch; the driving device is connected with the input end of the magnetic powder clutch through a transmission assembly; and the torque sensor is connected in the transmission assembly. Adopt the lead screw subassembly as torsion testing arrangement's test end, through adopting the rotatory sliding sleeve motion of drive of lead screw, carry out the test of torsion to it. The slow advance of the object to be detected is controlled conveniently through circumferential rotation, and further damage to the object to be detected due to top collision is avoided.
Description
Technical Field
The utility model belongs to the field of machinary, a torsion testing arrangement is related to, especially, relate to a screw press torsion testing arrangement based on magnetic powder clutch.
Background
The torque test is usually used for measuring torque and torque setting conditions of electric screwdriver, wind screwdriver, torque screwdriver and torque wrench, and is suitable for various products such as rotating shafts, bearings, bottle caps and the like needing to measure torque.
Chinese patent document discloses a torsion testing apparatus [ application number: CN201811579523.0], the torsion testing apparatus includes a base, and a torsion testing mechanism and a product mounting platform both disposed on the base, wherein the base is provided with a slide rail, and the torsion testing mechanism includes a slide block matched with the slide rail, so that the torsion testing mechanism can slide on the base in a reciprocating manner. The product mounting table comprises a product fixing seat, the product fixing seat can move on the base, and the moving direction of the product fixing seat is perpendicular to the sliding direction of the torsion testing mechanism.
According to the scheme, the validity of test data is guaranteed, the torsion testing mechanism is suitable for multiple types of test products, the universality is high, but the axial movement of the torsion testing mechanism is controlled in a sliding rail and sliding block matched mode, and the damage to the products to be tested is easily caused.
Disclosure of Invention
The utility model aims at the problems, and provides a screw press torsion testing device based on a magnetic powder clutch; the technical problem that a torsion testing mechanism in the prior art is easy to damage a product to be tested and the like is solved.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides a screw press torsion testing arrangement based on magnetic particle clutch creatively, including the base, locate the accredited testing organization on the base, accredited testing organization includes:
a magnetic powder clutch having an output end and an input end;
the screw rod assembly is connected with the output end of the magnetic powder clutch;
the driving device is connected with the input end of the magnetic powder clutch through a transmission assembly;
and the torque sensor is connected in the transmission assembly.
In foretell screw press torsion testing arrangement based on magnetic particle clutch, the lead screw subassembly includes:
the fixing mechanism is fixedly arranged on the base;
the screw rod is fixedly connected with the output end of the magnetic powder clutch;
and the sliding sleeve is sleeved on the screw rod through threads, and the sliding sleeve is in sliding connection with the fixing mechanism along the axial direction of the screw rod.
In foretell screw press torsion testing arrangement based on magnetic particle clutch, fixed establishment is including locating first lead screw supporting seat on the base, second lead screw supporting seat and fixed setting up the cylinder body between this first lead screw supporting seat and second lead screw supporting seat, and the lead screw runs through along the horizontal direction and sets up in this cylinder body, and the sliding sleeve is located between cylinder body and the lead screw, and the cylinder body is stretched out to the one end that the sliding sleeve deviates from magnetic particle clutch. So as to ensure the axial movement of the sliding sleeve and the levelness of the screw rod.
In foretell screw press torsion testing arrangement based on magnetic particle clutch, the axial of the side edge lead screw in the cylinder body is equipped with the slide rail, and the lateral surface of sliding sleeve is equipped with the slider that matches with this slide rail. And limiting the circumferential rotation of the sliding sleeve, so that the sliding sleeve moves axially under the rotation of the screw rod to tightly push the object to be detected.
In the torsion testing device for the screw press based on the magnetic powder clutch, one end of the screw rod, which is close to the magnetic powder clutch, is matched with the cylinder body through the bearing.
In the above-mentioned screw press torsion testing arrangement based on magnetic particle clutch, the drive assembly includes:
one end of the first coupler is connected with the input end of the magnetic powder clutch;
the connecting rod is connected to one end, away from the magnetic powder clutch, of the first coupler;
the second coupler is connected with the connecting rod and the torsion sensor;
and the third coupling is connected with the torque sensor and the output end of the driving device.
The multiple couplings and the connecting rods are matched, so that the effects of buffering and vibration reduction are achieved, the dynamic performance of a shafting is improved, and the vibration and noise of the testing device in a braking state are reduced.
In foretell screw press torsion testing arrangement based on magnetic particle clutch, be equipped with the connecting rod supporting seat on the base, the connecting rod is connected for rotating with this connecting rod supporting seat.
In foretell screw press torsion testing arrangement based on magnetic particle clutch, still include the mount table, this mount table includes vertical fixed part, this vertical fixed part place plane perpendicular to the axis direction of lead screw, and the lead screw tip is connected for rotating with this vertical fixed part.
In foretell screw press torsion testing arrangement based on magnetic particle clutch, the vertical fixed part top of the product mount table that awaits measuring is equipped with the horizontal stand, and this horizontal stand is connected with the top fixed connection of first lead screw supporting seat. The product testing process is more stable.
In the above mentioned screw press torsion testing device based on the magnetic powder clutch, the driving device is a servo motor. The moving speed of the sliding sleeve is controlled by adjusting the rotating speed of the servo motor.
Compared with the prior art, the utility model has the advantages of:
1. adopt the lead screw subassembly as torsion testing arrangement's test end, through adopting the rotatory sliding sleeve motion of drive of lead screw, carry out the test of torsion to it. The slow advancing is convenient to control through circumferential rotation, and further damage to collision of the object to be detected is avoided.
2. The magnetic powder clutch is adopted, so that the brake has smaller vibration, impact and noise in a braking state.
3. The integral structure is stable, the buffering and vibration damping effects are achieved through the matching of the plurality of couplers and the connecting rods, and the dynamic performance of the shafting can be improved.
4. The moving speed of the sliding sleeve is controlled by adjusting the rotating speed of the servo motor, so that the objects to be detected are prevented from being impacted.
Drawings
Fig. 1 is an isometric view provided by the present invention.
Fig. 2 is a schematic diagram of the internal structure provided by the present invention.
In the figure, a base 1, a testing mechanism 2, a mounting table 20, a screw assembly 21, a first screw supporting seat 210, a second screw supporting seat 211, a cylinder 212, a screw 213, a sliding sleeve 214, a sliding rail 215, a bearing 216, a magnetic particle clutch 22, a transmission assembly 23, a connecting rod supporting seat 230, a first coupling 231, a second coupling 232, a third coupling 233, a connecting rod 234, a driving device 24, a motor fixing seat 240 and a torque sensor 25 are shown.
Detailed Description
As shown in FIG. 1, the utility model provides a screw press torsion testing arrangement based on magnetic particle clutch 22 creatively, including base 1 with locate accredited testing organization 2 on base 1. The testing mechanism 2 comprises a mounting table 20, a screw rod assembly 21, a magnetic powder clutch 22, a transmission assembly 23 and a driving device 24 which are sequentially connected and arranged on the base 1. Wherein the transmission assembly 23 is provided with a torque sensor 25.
As shown in FIG. 2, the magnetic particle clutch 22 has an output end and an input end, and in this embodiment, the magnetic particle clutch 22 may be selected from the group consisting of TJ-POC, TJ-POC-A, TJ-POC-B and TJ-POC-C. The screw assembly 21 is connected with the output end of the magnetic powder clutch 22, the screw assembly 21 comprises a fixing mechanism, a screw 213 and a sliding sleeve 214, wherein the fixing mechanism comprises a first screw supporting seat 210, a second screw supporting seat 211 and a cylinder 212 fixedly arranged between the first screw supporting seat 210 and the second screw supporting seat 211 which are arranged on the base 1. The screw rod 213 penetrates the cylinder 212 in the horizontal direction, and one end of the screw rod 213 close to the magnetic particle clutch 22 is matched with the cylinder 212 through a bearing 216. The screw rod 213 is provided with a sliding sleeve 214 through a threaded connection sleeve, and one end of the sliding sleeve 214, which is far away from the magnetic powder clutch 22, extends out of the cylinder body 212. The inner side of the cylinder 212 is provided with a slide rail 215 along the axial direction of the screw rod 213, and the outer side of the slide sleeve 214 is provided with a slide block matched with the slide rail 215. So as to limit the circumferential rotation of the sliding sleeve 214, and enable the sliding sleeve 214 to move axially under the rotation of the screw rod 213.
The transmission assembly 23 includes a first coupler 231, a second coupler 232, a third coupler 233 and a connecting rod 234, wherein the first coupler 231 connects the input end of the magnetic particle clutch 22 and one end of the connecting rod 234, the second coupler 232 connects the other end of the connecting rod 234 and one shaft of the torque sensor 25, and the third coupler 233 connects the other shaft of the torque sensor 25 and the output end of the driving device 24. The base 1 is provided with a link rod support 230, and the link rod 234 is rotatably connected with the link rod support 230. The torque sensor 25 is fixed to the base 1. Through the cooperation of a plurality of shaft couplings and connecting rod 234, have buffering, the effect of damping, improve shafting dynamic behavior to reduce the vibration and the noise of testing arrangement under the braking state.
In this embodiment, the torque sensor 25 is a non-contact dynamic torque sensor 25.
The mounting table 20 comprises a vertical fixing part, the plane of the vertical fixing part is perpendicular to the axial direction of the screw rod 213, and the end part of the screw rod 213 is in clearance fit and rotary connection with the vertical fixing part. A horizontal bracket is arranged at the top of the vertical fixing part of the mounting table 20, and the horizontal bracket is fixedly connected with the top end of the first lead screw supporting seat 210. The product testing process is more stable.
The driving device 24 is fixed on the base 1 through a motor fixing seat 240, and the driving device 24 is a servo motor.
The working principle of the utility model is as follows:
the object to be tested is arranged at the end part of the sliding sleeve 214, the driving device 24 drives the magnetic powder clutch 22 through the transmission assembly 23, the output end of the magnetic powder clutch 22 rotates to drive the screw rod 213 to rotate, the circumferential movement of the sliding sleeve 214 is limited by the cylinder body 212, the sliding sleeve 214 axially moves along the sliding rail 215 under the transmission of the screw rod 213, the mounting table 20 is tightly pressed, and the circumferential rotation of the screw rod 213 is matched with the object to be tested to generate torsion, so that the torsion of the object to be tested is tested through the torsion sensor 25.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms base, test mechanism, mounting table, lead screw assembly, cylinder, lead screw, sliding sleeve, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.
Claims (10)
1. The utility model provides a screw press torsion testing arrangement based on magnetic particle clutch, includes base (1), locates accredited testing organization (2) on base (1), its characterized in that: the testing mechanism (2) comprises
A magnetic particle clutch (22) having an output end and an input end;
the screw rod assembly (21) is connected with the output end of the magnetic powder clutch (22);
the driving device (24) is connected with the input end of the magnetic powder clutch (22) through a transmission assembly (23);
a torque sensor (25) disposed in the transmission assembly (23).
2. The magnetic powder clutch-based screw press torsion testing device according to claim 1, wherein: the screw rod assembly (21) comprises
The fixing mechanism is fixedly arranged on the base (1);
the screw rod (213) is fixedly connected with the output end of the magnetic powder clutch (22);
the sliding sleeve (214) is sleeved on the screw rod (213) through threads, and the sliding sleeve (214) is in sliding connection with the fixing mechanism along the axial direction of the screw rod (213).
3. The magnetic powder clutch-based screw press torsion testing device according to claim 2, wherein: the fixing mechanism comprises a first lead screw supporting seat (210), a second lead screw supporting seat (211) and a cylinder body (212), wherein the first lead screw supporting seat (210) and the second lead screw supporting seat (211) are arranged on the base (1), the cylinder body (212) is fixedly arranged between the first lead screw supporting seat (210) and the second lead screw supporting seat (211), the lead screw (213) is arranged in the cylinder body (212) in a penetrating mode along the horizontal direction, the sliding sleeve (214) is arranged between the cylinder body (212) and the lead screw (213), and one end, deviating from the magnetic powder clutch (22), of the sliding sleeve (214) extends out of the cylinder.
4. The magnetic powder clutch-based screw press torsion testing device according to claim 3, wherein: the inner side surface of the cylinder body (212) is provided with a slide rail (215) along the axial direction of the screw rod (213), and the outer side surface of the slide sleeve (214) is provided with a slide block matched with the slide rail (215).
5. A magnetic powder clutch-based screw press torque testing device according to claim 3 or 4, characterized in that: one end of the screw rod (213) close to the magnetic powder clutch (22) is matched with the cylinder body (212) through a bearing (216).
6. The magnetic powder clutch-based screw press torsion testing device according to claim 1, wherein: the transmission assembly (23) comprises
A first coupling (231) one end of which is connected with the input end of the magnetic powder clutch (22);
the connecting rod (234) is connected to one end, away from the magnetic powder clutch (22), of the first coupling (231);
a second coupling (232) connecting the link (234) and the torque sensor (25);
and the third coupling (233) is connected with the torque sensor (25) and the output end of the driving device (24).
7. The magnetic powder clutch-based screw press torsion testing device according to claim 6, wherein: the base (1) is provided with a connecting rod supporting seat (230), and the connecting rod (234) is rotatably connected with the connecting rod supporting seat (230).
8. The magnetic powder clutch-based screw press torsion testing device according to claim 2, wherein: the mounting platform (20) comprises a vertical fixing part, the plane of the vertical fixing part is perpendicular to the axis direction of the screw rod (213), and the end part of the screw rod (213) is rotatably connected with the vertical fixing part.
9. The magnetic powder clutch-based screw press torque testing device according to claim 8, wherein: and a horizontal bracket is arranged at the top of the vertical fixing part of the mounting table (20), and is fixedly connected with the top end of the first screw rod supporting seat (210).
10. The magnetic powder clutch-based screw press torsion testing device according to claim 1, wherein: the driving device (24) is a servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921732108.4U CN210834117U (en) | 2019-10-16 | 2019-10-16 | Screw press torsion testing device based on magnetic powder clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921732108.4U CN210834117U (en) | 2019-10-16 | 2019-10-16 | Screw press torsion testing device based on magnetic powder clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210834117U true CN210834117U (en) | 2020-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921732108.4U Active CN210834117U (en) | 2019-10-16 | 2019-10-16 | Screw press torsion testing device based on magnetic powder clutch |
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| Country | Link |
|---|---|
| CN (1) | CN210834117U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607450A (en) * | 2021-08-02 | 2021-11-05 | 南通宏大机电制造有限公司 | Magnetic powder clutch detection device based on machine vision |
| CN113607410A (en) * | 2021-06-15 | 2021-11-05 | 金华卓远实业有限公司 | Clutch durability test machine |
-
2019
- 2019-10-16 CN CN201921732108.4U patent/CN210834117U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607410A (en) * | 2021-06-15 | 2021-11-05 | 金华卓远实业有限公司 | Clutch durability test machine |
| CN113607410B (en) * | 2021-06-15 | 2024-02-27 | 金华卓远实业有限公司 | Clutch endurance test machine |
| CN113607450A (en) * | 2021-08-02 | 2021-11-05 | 南通宏大机电制造有限公司 | Magnetic powder clutch detection device based on machine vision |
| CN113607450B (en) * | 2021-08-02 | 2024-04-26 | 南通宏大机电制造有限公司 | Magnetic powder clutch detection device based on machine vision |
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