CN212180150U - Electromagnetic clutch joint pressure test tool - Google Patents
Electromagnetic clutch joint pressure test tool Download PDFInfo
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- CN212180150U CN212180150U CN202020969903.1U CN202020969903U CN212180150U CN 212180150 U CN212180150 U CN 212180150U CN 202020969903 U CN202020969903 U CN 202020969903U CN 212180150 U CN212180150 U CN 212180150U
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- connecting rod
- rack
- electromagnetic clutch
- tension
- plate
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Abstract
The utility model discloses an electromagnetic clutch joint pressure test tool, which comprises a rack, a driving mechanism, a connecting rod, a tension and compression sensor and a fixing plate; the rack comprises a rack plate and supporting legs, and the driving mechanism is arranged on the rack plate; the driving mechanism is connected with one end of the connecting rod, the connecting rod penetrates through the table board, the other end of the connecting rod is connected with the tension and compression sensor, and a driving part or a driven part of the electromagnetic clutch is detachably connected to the tension and compression sensor; the rack bottom is provided with the fixed plate, can dismantle on the fixed plate and be connected with electromagnetic clutch's driven part or initiative part. The testing tool can improve the accuracy of the electromagnetic clutch joint pressure test and the stability of the tension and compression sensor and the like when moving up and down.
Description
Technical Field
The utility model relates to a frock clamp field, concretely relates to electromagnetic clutch joint pressure test frock.
Background
At present, the design, manufacture and test of automobile parts gradually develop towards high precision. The electromagnetic clutch can make two parts which rotate in a mechanical transmission system, and under the condition that a driving part does not stop rotating, a driven part is combined with or separated from the driving part, so that the electromagnetic clutch is an automatic electromagnetic mechanical connector. Although the volume is small, the gear box can transmit larger torque, so the gear box is an important part of an automobile transmission system. It is very important to test the engagement pressure of the electromagnetic clutch (i.e., the electromagnetic attracting force between the driving member and the driven member) with high accuracy.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem that exists among the prior art, the utility model provides an electromagnetic clutch joint pressure test frock of high accuracy can guarantee electromagnetic clutch joint pressure test's stability and accuracy nature.
In order to achieve the above purpose, the technical solution of the present invention is realized as follows:
the utility model provides an electromagnetic clutch joint pressure test fixture on one hand, the test fixture includes rack, actuating mechanism, connecting rod, draws pressure sensor, fixed plate;
the rack comprises a rack plate and supporting legs, and the driving mechanism is arranged on the rack plate; the driving mechanism is connected with one end of the connecting rod, the connecting rod penetrates through the table board, the other end of the connecting rod is connected with the tension and compression sensor, and a driving part or a driven part of the electromagnetic clutch is detachably connected to the tension and compression sensor;
the rack bottom is provided with the fixed plate, can dismantle on the fixed plate and be connected with electromagnetic clutch's driven part or initiative part.
Optionally, the fixed plate is connected with a guide shaft, the guide shaft and the connecting rod are arranged at an interval from top to bottom, and the centers of the guide shaft and the connecting rod are aligned.
Optionally, the driving part is a fixed armature, the driven part is a movable armature disc, and a linear bearing and/or a bushing are arranged in the fixed armature or the movable armature disc.
Optionally, the driving mechanism includes a manual mechanism or an automatic mechanism, the manual mechanism is a handle, and the automatic mechanism is any one of a cylinder, a hydraulic cylinder, and a rotary-to-linear motion mechanism.
Optionally, a through hole is formed in the table plate for the connecting rod to pass through, an axial contact bearing is arranged on the through hole, or the through hole is a threaded hole, wherein the axial contact bearing is a thrust type axial contact bearing or an angular contact type axial contact bearing, and the number of the axial contact bearings is a plurality.
Optionally, the test fixture further comprises a gap measuring mechanism, wherein the gap measuring mechanism comprises a length scale or a length sensor and is used for measuring the gap between the driving part and the driven part.
Optionally, a base is arranged at the bottom of the rack, and the fixing plate is detachably connected to the base.
Optionally, the detachable connection is any one of a threaded connection, a snap connection, and a pinned connection.
The test tool adopting the technical means has the following advantages:
the whole structure is simple, the manufacturing cost is low, the testing joint pressure is accurate and reliable, and the stability of the vertical linear motion of the tension and compression sensor is high.
Drawings
Fig. 1 is a schematic view of an electromagnetic clutch engagement pressure testing tool in embodiment 1 of the present invention;
fig. 2 is a schematic view of an electromagnetic clutch engagement pressure testing tool in embodiment 2 of the present invention;
fig. 3 is a schematic view of a testing tool for electromagnetic clutch engagement pressure in embodiment 3 of the present invention.
In the figure: 1. a handle; 2. an axial contact bearing; 3. a screw; 4. a tension and compression sensor; 5. a linear bearing; 6. a bushing; 7. a movable armature plate; 8. a guide shaft; 9. a fixed armature; 10. and (7) fixing the plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1-3, the embodiment of the utility model discloses an electromagnetic clutch joint pressure test fixture, test fixture includes rack, actuating mechanism 1, connecting rod 3, draws and presses sensor 4, fixed plate 10.
As can be seen from fig. 1, the stage includes a stage plate and four support legs, preferably, the four support legs are distributed at four corners of the stage plate, the driving mechanism 1 is disposed on the stage plate, the driving mechanism 1 is configured to drive the connecting rod 3 to drive the tension-compression sensor to move linearly up and down, and the specific composition thereof is not limited herein.
Specifically, actuating mechanism 1 with the one end of connecting rod 3 is connected, connecting rod 3 passes rack plate, the other end is connected with draw pressure sensor 4, draw and to dismantle the initiative part or the driven part that are connected with electromagnetic clutch on the pressure sensor 4, from this, drive connecting rod 3 and draw pressure sensor 4 etc. through actuating mechanism 1 and do rectilinear movement from top to bottom to the initiative part or the driven part that drive electromagnetic clutch do and reciprocate.
The tension and compression sensor is also called as a tension and compression sensor or a tension and compression sensor, preferably, the tension and compression sensor can be cylindrical on the whole, has the characteristics of high precision, high reliability, good stability and the like, and is convenient to install and use.
The rack bottom is provided with the fixed plate, can dismantle on the fixed plate and be connected with electromagnetic clutch's driven part or driving part, if driving part installs on drawing and pressing sensor 4 promptly, then driven part installs on fixed plate 10, if driven part installs on drawing and pressing sensor 4, then driving part installs on fixed plate 10 to there is certain clearance between driving part and driven part.
Therefore, through the test tool, accurate engaging pressure (namely electromagnetic suction force) in the clutch can be obtained after the electromagnetic clutch is electrified, the moving stability between the connecting rods is good, and the accurate reliability of the engaging pressure value is high.
Alternatively, a guide shaft 8 is connected to a central position of the fixing plate 10, and can guide the driving member or the driven member to move up and down in a predetermined direction, and the guide shaft can be connected to the fixing plate 10 by any fixing means such as welding, detachable connection, and the like. As can be seen from the attached drawings 1-3, the guide shaft and the connecting rod are arranged at intervals up and down and are aligned in the center, so that the moving stability and the testing precision are further ensured.
Optionally, the driving part of the electromagnetic clutch is a fixed armature 9, and the driven part is a movable armature disc 7, of course, the driving part of any electromagnetic clutch and the inner ring of the fixed armature or the movable armature disc are detachably provided with a linear bearing 5 and/or a bushing 6, and the straightness of the driving part and the driven part in translation can be further ensured through the arrangement of the linear bearing 5 and the bushing 6.
Optionally, the driving mechanism includes a manual mechanism or an automatic mechanism, the manual mechanism is the handle 1, and the automatic mechanism is any one of a cylinder, a hydraulic cylinder, and a rotary motion-to-linear motion mechanism.
Further, be provided with the through-hole on the rack board and supply connecting rod 3 passes, be provided with axial contact bearing 2 on the through-hole, perhaps the through-hole is the screw hole, wherein axial contact bearing 2 is thrust type axial contact bearing or angular contact formula axial contact bearing, and the quantity is a plurality.
The driving mechanism has different composition forms and different specific matching modes. If the driving mechanism only drives the tension and compression sensor 4 to do vertical linear movement, the driving mechanism can be a cylinder, a hydraulic cylinder or a lifting handle, see embodiment 1 or 2 specifically, and at the moment, one or more axial contact bearings can be arranged in the through hole, so that the straightness of the connecting rod 3 during lifting movement is ensured. If the driving mechanism is a mechanism that moves linearly up and down by rotating, for example, the driving mechanism is a rotary handle or a mechanism that changes rotational motion into linear motion, the transmission rod 3 can be a screw or a ball screw, and threads can be disposed at the through hole and the position of the tension/compression sensor 4, as described in embodiment 3 below.
Optionally, the test fixture further comprises a gap measuring mechanism, wherein the gap measuring mechanism comprises a length ruler or a length sensor, and the gap measuring mechanism can be vertically arranged on the side edges of the driving part and the driven part and used for measuring the gap between the driving part and the driven part.
Optionally, a base is arranged at the bottom of the rack, and the fixing plate is detachably connected to the base, wherein the detachable connection can be in various forms such as a bolt connection or a clamping connection.
Optionally, the detachable connection is any one of a threaded connection, a snap connection, and a pin connection, and of course, other detachable connections are also within the scope of the present invention.
The following embodiments exemplify specific implementation manners of the middle test fixture of the present invention.
Example 1
As shown in fig. 1, in embodiment 1, a motion device is composed of a handle 1, an axial contact bearing 2, and a connecting rod 3. The screw rod 3 is connected with the tension and compression sensor 4 through threads, and the tension and compression sensor 4 vertically moves up and down when the connecting rod 3 is rotated or lifted. The movable armature plate 7 and the tension and compression sensor 4 are fixed together in a threaded connection mode and move vertically. The movable armature plate 7 is supported by the linear bearing 5 and the linear bearing bush 6 and is sleeved on the guide shaft 8. The fixed armature 9 and the fixed plate 10 are fixed on the base of the rack together in a threaded connection mode.
Example 2
As shown in fig. 2, in embodiment 2, the handle 1, the axial contact bearing 2, and the connecting rod 3 constitute a motion device. The screw rod 3 is connected with the tension and compression sensor 4 through threads, and the tension and compression sensor vertically moves up and down when the screw rod is rotated. The fixed armature 9 and the tension and compression sensor 4 are fixed together in a threaded connection mode and move vertically. The fixed armature 9 is supported by the linear bearing 5 and the linear bearing bush 6 and is sleeved on the guide shaft 8. The movable armature plate 7 and the fixed plate 10 are fixed on the base of the rack together in a threaded connection mode;
example 3
As shown in fig. 3, in this embodiment 3, the other mechanisms are the same as those in embodiments 1 or 2, except that the connecting rod 3 may be a ball screw or a screw, and the driving mechanism may be a cylinder or a hydraulic cylinder, and a pneumatic or electric device capable of converting a rotary motion into a linear motion, such as a crank block, a cam, a rack and pinion, a ball screw, a linear motor, and the like.
The foregoing is only a specific embodiment of the present invention, and other modifications and variations can be made by those skilled in the art based on the above-described embodiments in light of the above teachings. It should be understood by those skilled in the art that the foregoing detailed description is for the purpose of better explaining the present invention, and the scope of the present invention should be determined by the scope of the claims.
Claims (8)
1. The electromagnetic clutch joint pressure testing tool is characterized by comprising a rack, a driving mechanism, a connecting rod, a tension and compression sensor and a fixing plate;
the rack comprises a rack plate and supporting legs, and the driving mechanism is arranged on the rack plate; the driving mechanism is connected with one end of the connecting rod, the connecting rod penetrates through the table board, the other end of the connecting rod is connected with the tension and compression sensor, and a driving part or a driven part of the electromagnetic clutch is detachably connected to the tension and compression sensor;
the rack bottom is provided with the fixed plate, can dismantle on the fixed plate and be connected with electromagnetic clutch's driven part or initiative part.
2. The test fixture of claim 1, wherein the fixing plate is connected with a guide shaft, and the guide shaft and the connecting rod are arranged at an interval from top to bottom and are aligned in the center.
3. The test tool according to claim 2, wherein the driving part is a fixed armature, the driven part is a movable armature disc, and a linear bearing and/or a bushing are arranged in the fixed armature or the movable armature disc.
4. The test fixture of claim 1, wherein the driving mechanism comprises a manual mechanism or an automatic mechanism, the manual mechanism is a handle, and the automatic mechanism is any one of a cylinder, a hydraulic cylinder and a rotary-to-linear motion mechanism.
5. The test tool according to claim 1, wherein the rack plate is provided with a through hole for the connecting rod to pass through, the through hole is provided with an axial contact bearing, or the through hole is a threaded hole, and the axial contact bearings are thrust axial contact bearings or angular contact axial contact bearings, and the number of the axial contact bearings is several.
6. The test tool of claim 1, further comprising a clearance measurement mechanism comprising a length scale or a length sensor for measuring a clearance between the driving component and the driven component.
7. The test fixture of claim 1, wherein a base is disposed at a bottom of the rack, and the fixing plate is detachably connected to the base.
8. The test fixture of any one of claims 1-7, wherein the detachable connection is any one of a threaded connection, a snap connection, and a bayonet connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020969903.1U CN212180150U (en) | 2020-06-01 | 2020-06-01 | Electromagnetic clutch joint pressure test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020969903.1U CN212180150U (en) | 2020-06-01 | 2020-06-01 | Electromagnetic clutch joint pressure test tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212180150U true CN212180150U (en) | 2020-12-18 |
Family
ID=73788483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020969903.1U Active CN212180150U (en) | 2020-06-01 | 2020-06-01 | Electromagnetic clutch joint pressure test tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212180150U (en) |
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2020
- 2020-06-01 CN CN202020969903.1U patent/CN212180150U/en active Active
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