CN210346959U - Sliding rail pair friction force testing platform - Google Patents
Sliding rail pair friction force testing platform Download PDFInfo
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- CN210346959U CN210346959U CN201921283813.0U CN201921283813U CN210346959U CN 210346959 U CN210346959 U CN 210346959U CN 201921283813 U CN201921283813 U CN 201921283813U CN 210346959 U CN210346959 U CN 210346959U
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- rail mounting
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- cylinder
- rail
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Abstract
The utility model discloses a vice frictional force test platform of slide rail, include base, outer rail mounting nut, interior rail mounting panel, counter weight module, draw and press sensor and double-acting cylinder, double-acting cylinder's cylinder through two at least altitude mixture control supports with base fixed connection, outer rail mounting nut is fixed in the base surface is used for the installation the vice outer rail of slide rail, the both sides of interior rail mounting panel with the vice interior rail fixed connection of slide rail, counter weight module set up in the surface of interior rail mounting panel, the tip central authorities of interior rail mounting panel pass through draw and press the sensor with double-acting cylinder's piston rod is connected, the head end of double-acting cylinder's piston rod is equipped with the spirit level. The utility model discloses can exert force and be on a parallel with the vice direction of motion of slide rail according to the vice load of big or small adjustment slide rail of test force and through the high assurance of adjustment double action hydro-cylinder, realize detecting the vice frictional force of slide rail.
Description
Technical Field
The utility model relates to a frictional force test platform especially relates to a slide rail vice frictional force test platform.
Background
In QC/T805-2008 passenger car seat slide rail technical conditions, resistance testing of a slide rail pair requires that after the slide rail assembly is kept warm for 4 hours, a 80kg rated load is applied to the upper part, the slide rail assembly slides for 10 cycles first, and then a dynamometer pulls inner and outer slide rails of the slide rail pair to obtain the resistance of the slide rail pair. In the prior art, a dynamometer is supported by a synchronous sliding table, one end of the dynamometer is fixed with a movable sliding rail of a sliding rail pair through a fixed support, and the synchronous sliding table is driven by a screw nut kinematic pair. But because the slide rail pair of different models, its bearing capacity and installation height all change. If adopt single fixing device, be difficult to satisfy different slide rail test demands, screw-nut motion pair and synchronous slip table are also difficult to accurate adjustment push-pull simultaneously, receive the resistance influence of synchronous slip table and screw-nut's cooperation influence great.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned prior art defect, the utility model aims to provide a slide rail friction pair test platform, it is different to solve different slide rail pair mounting height and bearing weight requirement, and the difficult problem of adjustment of push-and-pull power size and direction.
The utility model discloses technical scheme is such: the utility model provides a vice frictional force test platform of slide rail, includes base, outer rail mounting nut, interior rail mounting panel, counter weight module, draws and presses sensor and double-acting cylinder, double-acting cylinder's cylinder through two at least altitude mixture control supports with base fixed connection, outer rail mounting nut is fixed in the base surface is used for the installation the vice outer rail of slide rail, the both sides of interior rail mounting panel with the vice interior rail fixed connection of slide rail, the counter weight module set up in the surface of interior rail mounting panel, the tip central authorities of interior rail mounting panel pass through draw and press the sensor with double-acting cylinder's piston rod is connected, the head end of double-acting cylinder's piston rod is equipped with the spirit level.
Further, the height adjusting support comprises an embracing ring bracket, a stud and an adjusting nut, the stud is fixedly connected to the surface of the base, the adjusting nut is arranged at the top end of the stud, two sides of the embracing ring bracket are fixedly connected to the stud through the adjusting nut, and the embracing ring bracket embraces the cylinder barrel of the double-acting oil cylinder.
Furthermore, the height adjusting bracket is arranged in the front and back direction of the telescopic direction of the double-acting oil cylinder.
Further, the counterweight module comprises a stand column fixedly connected with the inner rail mounting plate and a plurality of counterweight blocks, a through hole is formed in the center of each counterweight block, and the counterweight blocks are sleeved on the stand column.
Furthermore, the two ends of the tension and compression sensor are of threaded structures, and the tension and compression sensor is in threaded connection with the piston rod of the double-acting oil cylinder and the inner rail mounting plate.
Compared with the prior art, the utility model the advantage lie in: the double-acting oil cylinder is used as a force application component, the double-acting oil cylinder is supported and installed through the height adjusting bracket, the tension and compression sensor is not in contact with other components except for being directly connected with the double-acting oil cylinder and the inner rail mounting plate, and friction interference of other components is not required to be considered in the test process; the double-acting oil cylinder is connected with the height adjusting support through the height adjusting support, and the height adjusting support is adjusted by matching with the level gauge, so that the force application direction is parallel to the motion direction of the sliding rail pair, and the improvement of the test precision is facilitated. In addition, the height adjusting support and the variable counterweight module can be conveniently adjusted according to the measurement requirements of slide rail pairs of various specifications, so that the applicability is strong, and the operation is simple and convenient.
Drawings
Fig. 1 is a schematic structural view of a sliding rail pair friction force testing platform.
Detailed Description
The present invention will be further described with reference to the following examples, which should not be construed as limiting the invention.
Referring to fig. 1, the sliding rail pair friction force testing platform according to the embodiment includes a base 6, an outer rail mounting nut 15, an inner rail mounting plate 13, a counterweight module, a tension and compression sensor 9, and a double-acting oil cylinder 1, where the periphery of the base 6 is fixed to the ground through anchor bolts 7. The cylinder barrel of the double-acting oil cylinder 1 is fixedly connected with the base 6 through the front height adjusting bracket and the rear height adjusting bracket in the telescopic direction. The height adjusting support comprises an embracing ring bracket 2, a stud 3 and an adjusting nut 4, the stud 3 is fixedly connected to the surface of the base 6 through a nut 5, the adjusting nut 4 is arranged at the top end of the stud 3, the embracing ring bracket 2 is environmentally-friendly on a cylinder barrel of the double-acting oil cylinder 1, and two sides of the embracing ring bracket 2 are fixedly connected to the stud 3 through the adjusting nut 4 respectively.
The outer rail mounting nuts 15 are fixed on the surface of the base 6 and are arranged on two sides of the base 6 respectively for mounting the outer rail 10 of the slide rail pair, and the outer rail 10 is fixed on the outer rail mounting nuts 15. The inner rail mounting plate 13 is a flat plate structure, two sides of the inner rail mounting plate are fixedly connected with the inner rail 11 of the slide rail pair through bolts 14, and when the inner rail mounting plate 13 moves transversely, the inner rail 11 slides on the outer rail 10. The counter weight module sets up in the surface of inner rail mounting panel 13, and the counter weight module includes fixed connection in the stand of inner rail mounting panel 13 and a plurality of balancing weight 12, and balancing weight 12 central authorities are equipped with the through-hole, and balancing weight cover 12 is located on the stand, can change the vice load of slide rail through the quantity that changes balancing weight 12. The two ends of the tension and compression sensor 9 are of threaded structures, the center of the end part of the inner rail mounting plate 13 is in threaded connection with the tension and compression sensor 9, the other end of the tension and compression sensor 9 is in threaded connection with a piston rod 1C of the double-acting oil cylinder 1, and a level gauge 8 is further arranged on the upper part of the head end of the piston rod 1C of the double-acting oil cylinder 1.
Before testing, the positions of the adjusting nuts 4 on the two height adjusting supports are adjusted, and the height and the level of the cylinder barrel of the double-acting oil cylinder 1 are adjusted through the cooperation of the level gauge 8, so that the force application of the double-acting oil cylinder 1 is parallel to the motion direction of the sliding rail pair. Then, oil is alternately fed through an oil inlet 1A and an oil inlet 1B of the double-acting oil cylinder 1 respectively, when the oil is fed into the oil inlet 1A, a piston rod 1C of the double-acting oil cylinder 1 pushes the tension and compression sensor 9 and the inner rail mounting plate 13 to move, when the oil is fed into the oil inlet 1B, the piston rod 1C of the double-acting oil cylinder 1 pulls the tension and compression sensor 9 and the inner rail mounting plate 13 to move, and therefore the inner rail 11 and the outer rail 10 of the sliding rail pair reciprocate to achieve the testing condition. When the friction force is measured, according to the push-pull force of the bidirectional acting oil cylinder 1, a signal is transmitted to the data processor through the data line 9A of the pull-press sensor 9, and the real-time friction force is obtained through data conversion and processing.
Claims (5)
1. The utility model provides a vice frictional force test platform of slide rail, its characterized in that includes base, outer rail mounting nut, interior rail mounting panel, counter weight module, draws and presses sensor and double-acting cylinder, double-acting cylinder's cylinder through two at least altitude mixture control supports with base fixed connection, outer rail mounting nut is fixed in the base surface is used for the installation the vice outer rail of slide rail, the both sides of interior rail mounting panel with the vice interior rail fixed connection of slide rail, the counter weight module set up in the surface of interior rail mounting panel, the tip central authorities of interior rail mounting panel pass through draw and press the sensor with double-acting cylinder's piston rod is connected, the head end of double-acting cylinder's piston rod is equipped with the spirit level.
2. The sliding rail pair friction force testing platform according to claim 1, wherein the height adjusting support comprises a hoop bracket, a stud and an adjusting nut, the stud is fixedly connected to the surface of the base, the adjusting nut is arranged at the top end of the stud, two sides of the hoop bracket are fixedly connected to the stud through the adjusting nut respectively, and the hoop bracket encircles a cylinder barrel of the double-acting oil cylinder.
3. The sliding rail pair friction test platform according to claim 1, wherein the height adjusting bracket is arranged in front and back in the telescopic direction of the double-acting oil cylinder.
4. The sliding rail pair friction force testing platform according to claim 1, wherein the weight module comprises a vertical column fixedly connected to the inner rail mounting plate and a plurality of weights, a through hole is formed in the center of each weight, and the weight is sleeved on the vertical column.
5. The sliding rail pair friction force testing platform according to claim 1, wherein two ends of the tension and compression sensor are in a threaded structure, and the tension and compression sensor is in threaded connection with a piston rod of the double-acting oil cylinder and the inner rail mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921283813.0U CN210346959U (en) | 2019-08-09 | 2019-08-09 | Sliding rail pair friction force testing platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921283813.0U CN210346959U (en) | 2019-08-09 | 2019-08-09 | Sliding rail pair friction force testing platform |
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| Publication Number | Publication Date |
|---|---|
| CN210346959U true CN210346959U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921283813.0U Active CN210346959U (en) | 2019-08-09 | 2019-08-09 | Sliding rail pair friction force testing platform |
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| CN (1) | CN210346959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116105911A (en) * | 2023-04-12 | 2023-05-12 | 苏州英维特精密机械有限公司 | Testing and adjusting device for sliding friction force of telescopic protection tube |
-
2019
- 2019-08-09 CN CN201921283813.0U patent/CN210346959U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116105911A (en) * | 2023-04-12 | 2023-05-12 | 苏州英维特精密机械有限公司 | Testing and adjusting device for sliding friction force of telescopic protection tube |
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