CN216349275U - Measurement and detection device for dynamic and static friction force - Google Patents
Measurement and detection device for dynamic and static friction force Download PDFInfo
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- CN216349275U CN216349275U CN202122818799.3U CN202122818799U CN216349275U CN 216349275 U CN216349275 U CN 216349275U CN 202122818799 U CN202122818799 U CN 202122818799U CN 216349275 U CN216349275 U CN 216349275U
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- static friction
- valve
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- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 230000003068 static effect Effects 0.000 title claims abstract description 19
- 238000005259 measurement Methods 0.000 title claims abstract description 6
- 230000003139 buffering effect Effects 0.000 claims description 60
- 230000000670 limiting effect Effects 0.000 claims description 20
- 230000001681 protective effect Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 9
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 238000001125 extrusion Methods 0.000 abstract description 3
- 230000002441 reversible effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
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Abstract
The utility model discloses a measuring and detecting device for dynamic and static friction, which belongs to the technical field of valve detection and comprises a detecting device main body, wherein the lower surface of the detecting device main body is fixedly connected with the upper surface of a working table, and the lower surface of the inner wall of the detecting device main body is fixedly connected with the lower surface of a fixing box. This measurement detection device of dynamic and static friction, through being provided with the fixed case, spacing fixed plate and gyro wheel, when fixing the valve, at first place the valve at the upper surface of fixed case, it slides to the positive direction to drive V type regulating plate through rotatory adjusting screw, the inner wall of V type regulating plate drives the spacing fixed plate in both sides through two gyro wheels of extrusion and slides to the middle part, thereby it is fixed with the valve, the spacing fixed plate in reverse rotation adjusting screw both sides slides to both sides under reset spring's reaction force, can accomplish and remove the locking, it fixes and removes fixedly to be convenient for the staff to the valve, thereby the detection efficiency to the valve has been improved.
Description
Technical Field
The utility model belongs to the technical field of valve detection, and particularly relates to a measuring and detecting device for dynamic and static friction.
Background
The measuring and detecting device for the dynamic and static friction force is a detecting device for accurately measuring the dynamic and static friction force of the valve, the measuring result can generate force-displacement and force-time curves, and an evaluation window can be designed on the curves, so that whether the quality is qualified or not can be automatically judged, and the measured data can be stored in a file.
However, the traditional measuring and detecting device for the dynamic and static friction force is complex in fixing mode of measuring articles, and a large amount of time is consumed for fixing and removing the fixing, so that the detection efficiency is influenced, and the production speed of the valve is reduced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects in the prior art, the utility model provides a dynamic and static friction force measuring and detecting device, which solves the problems that the traditional dynamic and static friction force measuring and detecting device is complicated in fixing mode of a measured object, and a large amount of time is consumed for fixing and removing the fixed object, so that the detection efficiency is influenced, and the production speed of a valve is reduced.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: a measuring and detecting device for dynamic and static friction force comprises a detecting device main body, wherein the lower surface of the detecting device main body is fixedly connected with the upper surface of a workbench surface, the lower surface of the inner wall of the detecting device main body is fixedly connected with the lower surface of a fixed box, the front surface of the inner wall of the fixed box and the back surface of the inner wall of the fixed box are rotatably connected with the same adjusting screw rod through a bearing, the inner wall of the fixed box is slidably connected with a V-shaped adjusting plate, the front surface of the V-shaped adjusting plate is in threaded connection with the outer surface of the adjusting screw rod, the upper surface of the fixed box is provided with a limiting sliding groove, the inner wall of the limiting sliding groove is slidably connected with two limiting fixed plates, the right side surface of each limiting fixed plate and the right side surface of the inner wall of the limiting sliding groove are fixedly connected with the same reset spring, the bottom end of each limiting fixed plate is rotatably connected with a roller through a bearing, and the outer surface of each roller is tightly attached to the inner wall of the V-shaped adjusting plate, the inner wall of the working table is connected with a protective base in a sliding manner.
As a further scheme of the utility model: the lower surface of the working table is rotatably connected with two first buffering hinge rods through a pin shaft, and two first buffering sliding grooves are formed in the front face of the inner wall of the working table.
As a further scheme of the utility model: the inner wall sliding connection of first buffering spout has first buffering slider, the right flank of first buffering slider and the right flank fixed connection of first buffering spout inner wall have same first elastic telescopic rod.
As a further scheme of the utility model: the back of the first buffering hinge rod is rotatably connected to the front of the first buffering sliding block through a pin shaft, and the bottom of the first buffering hinge rod is rotatably connected with the second buffering hinge rod through a pin shaft.
As a further scheme of the utility model: two second buffering chutes are formed in the lower surface of the inner wall of the protection base, and a second buffering sliding block is connected to the inner wall of each second buffering chute in a sliding mode.
As a further scheme of the utility model: the right flank of second buffering slider and the right flank fixedly connected with same second elasticity telescopic link of second buffering spout inner wall, the bottom of second buffering hinge bar is connected at the upper surface of second buffering slider through the round pin hub rotation.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
1. this measurement detection device of dynamic and static friction, through being provided with fixed case, V type regulating plate, spacing spout, reset spring, spacing fixed plate and gyro wheel, when fixing the valve, at first place the valve at the upper surface of fixed case, it slides to positive direction to drive V type regulating plate through rotatory adjusting screw, the inner wall of V type regulating plate drives the spacing fixed plate in both sides through two gyro wheels of extrusion and slides to the middle part, thereby it is fixed with the valve, the spacing fixed plate in reverse rotation adjusting screw both sides slides to both sides under reset spring's reaction force, can accomplish and remove the locking, be convenient for the staff fixes and removes fixedly the valve, thereby the detection efficiency to the valve has been improved.
2. This measurement detection device of sound friction, through being provided with first buffering hinge bar, first buffering slider, the second buffering hinge bar, second buffering slider and second elastic telescopic rod, when this detection device receives vibrations in the removal, table surface can the lapse, first buffering slider and the second buffering slider that first buffering hinge bar and the second buffering hinge bar through both sides drove both sides slide to both sides, first elastic telescopic rod and the second elastic telescopic rod that the compression corresponds, cushion under the reaction force of first elastic telescopic rod and second elastic telescopic rod, thereby reduce the damage that vibrations caused this detection device, guarantee the accuracy of detected data.
Drawings
FIG. 1 is a schematic structural view of a front view cross section of the present invention;
FIG. 2 is a schematic structural view of a front cross section of the fixing box of the present invention;
FIG. 3 is a schematic top view of the V-shaped adjustment plate of the present invention;
FIG. 4 is an enlarged schematic view of FIG. 1 at A;
in the figure: 1 detection device main part, 2 table surface, 3 protection bases, 4 fixed casees, 5V type regulating plate, 6 spacing spout, 7 reset spring, 8 spacing fixed plates, 9 gyro wheels, 10 adjusting screw, 11 first buffering hinge bars, 12 first buffering spout, 13 first buffering slider, 14 first elasticity telescopic link, 15 second buffering hinge bars, 16 second buffering spout, 17 second buffering slider, 18 second elasticity telescopic link.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
As shown in fig. 1-3, the present invention provides a technical solution: a measuring and detecting device for dynamic and static friction force comprises a detecting device main body 1, wherein the lower surface of the detecting device main body 1 is fixedly connected with the upper surface of a workbench surface 2, the lower surface of the inner wall of the detecting device main body 1 is fixedly connected with the lower surface of a fixed box 4, the front surface of the inner wall of the fixed box 4 and the back surface of the inner wall are rotatably connected with a same adjusting screw 10 through bearings, the inner wall of the fixed box 4 is slidably connected with a V-shaped adjusting plate 5, the front surface of the V-shaped adjusting plate 5 is in threaded connection with the outer surface of the adjusting screw 10, the upper surface of the fixed box 4 is provided with a limiting chute 6, the inner wall of the limiting chute 6 is slidably connected with two limiting fixing plates 8, the right side surfaces of the limiting fixing plates 8 and the right side surface of the inner wall of the limiting chute 6 are fixedly connected with a same reset spring 7, the bottom ends of the limiting fixing plates 8 are rotatably connected with idler wheels 9 through bearings, and the outer surfaces of the idler wheels 9 are tightly attached to the inner wall of the V-shaped adjusting plate 5, inner wall sliding connection of table surface 2 has protection base 3, through being provided with fixed case 4, V type regulating plate 5, spacing spout 6, reset spring 7, spacing fixed plate 8 and gyro wheel 9, when fixing the valve, at first place the valve at the upper surface of fixed case 4, it slides to positive direction to drive V type regulating plate 5 through rotatory adjusting screw 10, V type regulating plate 5's inner wall drives the spacing fixed plate 8 of both sides and slides to the middle part through two gyro wheels 9 of extrusion, thereby it is fixed with the valve, spacing fixed plate 8 of reverse rotation adjusting screw 10 both sides slides to both sides under reset spring 7's reaction force, can accomplish and remove the locking, it fixes and removes fixedly to be convenient for the staff to the valve, thereby the detection efficiency to the valve has been improved.
Specifically, as shown in fig. 2, the lower surface of the working table 2 is rotatably connected with two first buffer hinge rods 11 through a pin, the front surface of the inner wall of the working table 2 is provided with two first buffer chutes 12, the inner wall of the first buffer chute 12 is slidably connected with a first buffer slider 13, the right side surface of the first buffer slider 13 and the right side surface of the inner wall of the first buffer chute 12 are fixedly connected with a same first elastic telescopic rod 14, the back surface of the first buffer hinge rod 11 is rotatably connected with the front surface of the first buffer slider 13 through a pin, the bottom end of the first buffer hinge rod 11 is rotatably connected with a second buffer hinge rod 15 through a pin, when the detection device is moved and vibrated, the working table 2 slides downwards, first buffering slide block 13 and second buffering slide block 17 that drive both sides through the first buffering hinge bar 11 and the second buffering hinge bar 15 of both sides slide to both sides, compress first elastic telescopic rod 14 and the second elastic telescopic rod 18 that correspond, cushion under the reaction force of first elastic telescopic rod 14 and second elastic telescopic rod 18 to reduce the damage that vibrations caused this detection device, guarantee the accuracy of detection data.
Specifically, as shown in fig. 3, two second buffering chutes 16 have been seted up to the lower surface of the inner wall of the protection base 3, the inner wall sliding connection of the second buffering chute 16 has a second buffering slider 17, the right flank of the second buffering slider 17 and the right flank of the inner wall of the second buffering chute 16 are fixedly connected with the same second elastic telescopic rod 18, and the bottom of the second buffering hinge rod 15 is rotatably connected to the upper surface of the second buffering slider 17 through a pin.
The working principle of the utility model is as follows:
s1, when the valve is fixed, the valve is firstly placed on the upper surface of a fixed box 4, a V-shaped adjusting plate 5 is driven to slide towards the front direction by rotating an adjusting screw 10, the inner wall of the V-shaped adjusting plate 5 drives two side limiting fixing plates 8 to slide towards the middle part by extruding two rollers 9, so that the valve is fixed, the limiting fixing plates 8 on two sides of the adjusting screw 10 which rotate reversely slide towards two sides under the reaction force of a return spring 7, and unlocking can be completed;
s2, when the detection device is vibrated in moving, the working table top 2 can slide downwards, the first buffer hinged rod 11 and the second buffer hinged rod 15 on the two sides drive the first buffer sliding block 13 and the second buffer sliding block 17 on the two sides to slide towards the two sides, the corresponding first elastic telescopic rod 14 and the corresponding second elastic telescopic rod 18 are compressed, and buffering is performed under the reaction force of the first elastic telescopic rod 14 and the second elastic telescopic rod 18.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (6)
1. The utility model provides a measurement detection device of dynamic and static friction, includes detection device main part (1), its characterized in that: the lower surface of the detection device main body (1) is fixedly connected with the upper surface of the workbench surface (2), the lower surface of the inner wall of the detection device main body (1) is fixedly connected with the lower surface of the fixed box (4), the front surface of the inner wall of the fixed box (4) and the back surface of the inner wall are rotatably connected with the same adjusting screw (10) through a bearing, the inner wall of the fixed box (4) is slidably connected with a V-shaped adjusting plate (5), the front surface of the V-shaped adjusting plate (5) is in threaded connection with the outer surface of the adjusting screw (10), the upper surface of the fixed box (4) is provided with a limiting sliding groove (6), the inner wall of the limiting sliding groove (6) is slidably connected with two limiting fixing plates (8), the right side surface of the limiting fixing plate (8) and the right side surface of the inner wall of the limiting sliding groove (6) are fixedly connected with the same reset spring (7), the bottom end of the limiting fixing plate (8) is rotatably connected with a roller (9) through a bearing, the outer surface of the roller (9) is tightly attached to the inner wall of the V-shaped adjusting plate (5), and the inner wall of the working table top (2) is connected with a protective base (3) in a sliding mode.
2. The device for measuring dynamic and static friction according to claim 1, wherein: the lower surface of the working table top (2) is rotatably connected with two first buffering hinge rods (11) through a pin shaft, and two first buffering sliding grooves (12) are formed in the front face of the inner wall of the working table top (2).
3. The device for measuring dynamic and static friction according to claim 2, wherein: the inner wall sliding connection of first buffering spout (12) has first buffering slider (13), the right flank of first buffering slider (13) and the same first elastic telescopic rod (14) of right flank fixedly connected with of first buffering spout (12) inner wall.
4. The device for measuring dynamic and static friction according to claim 3, wherein: the back of the first buffering hinge rod (11) is rotatably connected to the front of the first buffering sliding block (13) through a pin shaft, and the bottom end of the first buffering hinge rod (11) is rotatably connected with a second buffering hinge rod (15) through a pin shaft.
5. The device for measuring dynamic and static friction according to claim 4, wherein: two second buffering chutes (16) are formed in the lower surface of the inner wall of the protection base (3), and second buffering sliding blocks (17) are connected to the inner wall of the second buffering chutes (16) in a sliding mode.
6. The device for measuring dynamic and static friction according to claim 5, wherein: the right flank of second buffering slider (17) and the right flank fixedly connected with same second elasticity telescopic link (18) of second buffering spout (16) inner wall, the upper surface at second buffering slider (17) is connected through round pin axle rotation to the bottom of second buffering hinge bar (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122818799.3U CN216349275U (en) | 2021-11-17 | 2021-11-17 | Measurement and detection device for dynamic and static friction force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122818799.3U CN216349275U (en) | 2021-11-17 | 2021-11-17 | Measurement and detection device for dynamic and static friction force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216349275U true CN216349275U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122818799.3U Expired - Fee Related CN216349275U (en) | 2021-11-17 | 2021-11-17 | Measurement and detection device for dynamic and static friction force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216349275U (en) |
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2021
- 2021-11-17 CN CN202122818799.3U patent/CN216349275U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |