CN204882233U - Pneumatic gripping test bench - Google Patents
Pneumatic gripping test bench Download PDFInfo
- Publication number
- CN204882233U CN204882233U CN201520701397.7U CN201520701397U CN204882233U CN 204882233 U CN204882233 U CN 204882233U CN 201520701397 U CN201520701397 U CN 201520701397U CN 204882233 U CN204882233 U CN 204882233U
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- pneumatic gripping
- axis
- fixed
- motion platform
- freedom motion
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Abstract
The utility model discloses a pneumatic gripping test bench, including base, pneumatic gripping fixed establishment, two degree of freedom motion platform, clamp force detection mechanism and displacement detection mechanism, pneumatic gripping fixed establishment and two degree of freedom motion platform all fix on the base, clamp force detection mechanism installs on two degree of freedom motion platform, and pneumatic gripping fixes on pneumatic gripping fixed establishment, detection mechanism is in X axle and the rebound of Z axle side for two degree of freedom motion platform drive clamp force, displacement detection mechanism is equipped with two, and two displacement detection mechanism install on the base to be located pneumatic gripping's both sides respectively. The utility model discloses install clamp force detection mechanism on two degree of freedom motion platform, can realize the automatic positioning to the precision is high, control range is big, the commonality is strong, degree of automation is high.
Description
Technical field
The utility model relates to a kind of pneumatic gripping testing table.
Background technology
Pneumatic gripping is used for the braking of train, and the quality of its performance is directly connected to the security of operation of train.Therefore the performance test of pneumatic gripping is very important.The performance test of pneumatic gripping comprises routine test and torture test, after routine test test result meets technical indicator, just can carry out torture test.This testing table mainly completes the routine test of Multiple Type pneumatic gripping, mainly comprises strength test, sensitivity test, impermeability test, an adjustment amount test, the test of maximum adjustment amount, alleviates gap experiment, power output test, the test of pressure sluggishness, hand-reset test and hand relieving test.
The defect of existing pneumatic gripping testing table comprises: the performance test that can only complete single model pneumatic gripping, poor universality; The position adjustments of test vacation dish has been coordinated by pneumatic and manual mode, the low and inconvenient operation of precision; It is that pneumatic mode completes that the test position of displacement detecting mechanism regulates, and locates inaccurate, and the clamp changing different model all will readjust test position; What false dish was inner only has a pressure transducer, and effective clamping region area is little, affects the accuracy of pneumatic gripping power output experimental test.
Utility model content
The purpose of this utility model is to provide a kind of can realization and automatically locates, and the pneumatic gripping testing table that precision is high, range of adjustment large, highly versatile, automaticity are high.
The technical scheme realizing the utility model object is: a kind of pneumatic gripping testing table, comprises pedestal, pneumatic gripping fixed mechanism, two-freedom motion platform, clamping force testing agency and displacement detecting mechanism; Described pneumatic gripping fixed mechanism and two-freedom motion platform are all fixed on pedestal; Described clamping force testing agency is arranged on two-freedom motion platform, and pneumatic gripping is fixed on pneumatic gripping fixed mechanism; Described two-freedom motion platform drives clamping force testing agency to move in X-axis and Z-direction; Described displacement detecting mechanism is provided with two, and two displacement detecting mechanism are arranged on pedestal, and lay respectively at the both sides of pneumatic gripping.
Described pneumatic gripping fixed mechanism is in shaped door, and across above two-freedom motion platform; Described pneumatic gripping is lifted on pneumatic gripping fixed mechanism.
Described pneumatic gripping fixed mechanism comprises back up pad, top board, semi-girder, installation orifice plate, load-bearing axle and interface board; The two ends of described top board are respectively fixed on pedestal by one piece of back up pad; One end of described semi-girder is fixed on top board; Described installation orifice plate is fixed on the other end of semi-girder, installs orifice plate and is provided with mounting hole; One end of described load-bearing axle is fixed on interface board, and other end plug-in mounting is fixed in the mounting hole of installation orifice plate; Described pneumatic gripping is fixed on interface board.
Described pneumatic gripping fixed mechanism also comprises two the lifting bolts being arranged on interface board top.
Described two-freedom motion platform comprises line slideway, X-axis stepper motor, X-axis ball screw, X-axis feed screw nut, X-axis mobile platform, Z axis side plate, Z axis top board, Z axis stepper motor, Z axis ball screw and false dish installing plate; Described line slideway is provided with two, and two line slideways are fixed on pedestal, and all be arranged in parallel with X-axis; Described X-axis stepper motor is fixed on pedestal, and drives X-axis ball screw to rotate; Described X-axis feed screw nut is threaded with X-axis ball screw; Described X-axis mobile platform is fixedly connected with X-axis feed screw nut, and is slidably connected with two line slideways; The two ends of described Z axis top board are respectively fixed on X-axis mobile platform by one block of Z axis side plate; Described Z axis stepper motor is fixed on Z axis top board, and drives Z axis ball screw to rotate; Described vacation dish installing plate is threaded with Z axis ball screw, and is slidably connected with Z axis side plate.
Described clamping force testing agency comprises false dish interface board, is fixed on the vacation dish on false dish interface board, and is evenly distributed on three pressure transducers of false dish.
Described clamping force testing agency also comprises the false disc thickness adjustment plate be arranged in false dish.
Described displacement detecting mechanism comprises stepper motor, Timing Belt, slide unit, sensor mount and laser displacement sensor; Described Timing Belt and slide unit all be arranged in parallel with X-axis; Described driving stepper motor Timing Belt moves in the X-axis direction; Described sensor mount is fixed on Timing Belt, and is slidably connected with slide unit; Described laser displacement sensor is fixed on sensor mount.
A kind of pneumatic gripping testing table, also comprises protective cover; Described protective cover is arranged on pedestal, and covers pneumatic gripping fixed mechanism, two-freedom motion platform, clamping force testing agency and displacement detecting mechanism.
A kind of pneumatic gripping testing table, also comprises protective cover slide rail; Described protective cover slide rail is provided with two, and two protective cover slide rails are fixed on pedestal, and all be arranged in parallel with X-axis; Be slidably connected with two protective cover slide rails respectively bottom the both sides of described protective cover.
Have employed technique scheme, the utility model has following beneficial effect: clamping force testing agency is arranged on two-freedom motion platform by (1) the utility model, can realize location automatically, and precision is high, range of adjustment large, highly versatile, automaticity are high.
(2) pneumatic gripping of the present utility model is lifted on pneumatic gripping fixed mechanism, and structure is simple, easy for installation.During installation, first pneumatic gripping is connected with interface board, then load-bearing axle plug-in mounting is fixed in the mounting hole of installation orifice plate, thus complete the fixing of pneumatic gripping.
(3) pneumatic gripping fixed mechanism of the present utility model adopts cantilever beam structure, and simple and stable structure is easily manufactured.
(4) pneumatic gripping fixed mechanism of the present utility model interface board top arrange two lifting bolts, be convenient to carry pneumatic gripping.
(5) two-freedom motion platform of the present utility model drives screw mandrels to drive clamping force testing agency to move in x-and z-direction by two cover motors, has that precision is high, range of adjustment is large, highly versatile, automaticity high.
(6) clamping force testing agency of the present utility model is provided with three pressure transducers and is evenly distributed on false dish inside, coiling inside with existing test vacation only has compared with a pressure transducer, the utility model increases effective clamping region area, and pneumatic gripping power output experimental test result is more accurate.
(7) false disc thickness adjustment plate is set in the vacation dish of clamping force testing agency of the present utility model, is convenient to false disc thickness, to adapt to the requirement of pneumatic gripping test.
(8) the driving stepper motor Timing Belt of displacement detecting mechanism of the present utility model drives laser displacement sensor to move in the X-axis direction, according to the optimum position of different series pneumatic gripping displacement measurement, can automatically adjust the position of displacement measurement after changing pneumatic gripping.
(9) protective cover of the present utility model can play the effect of protection, extension device serviceable life.
(10) protective cover of the present utility model is arranged on protective cover slide rail, is convenient to change pneumatic gripping.
Accompanying drawing explanation
In order to make content of the present utility model more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail, wherein
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the schematic diagram that pneumatic gripping is lifted on pneumatic gripping fixed mechanism of the present utility model.
Fig. 3 is the structural representation of pneumatic gripping fixed mechanism of the present utility model.
Fig. 4 is the schematic diagram that clamping force testing agency of the present utility model is arranged on two-freedom motion platform.
Fig. 5 is the structural representation of two-freedom motion platform of the present utility model.
Fig. 6 is the structural representation of clamping force testing agency of the present utility model.
Fig. 7 is the inner structure schematic diagram of clamping force testing agency of the present utility model
Fig. 8 is the structural representation of displacement detecting mechanism of the present utility model.
Embodiment
(embodiment 1)
See Fig. 1 to Fig. 8, the pneumatic gripping testing table of the present embodiment, comprise pedestal 1, pneumatic gripping fixed mechanism 2, two-freedom motion platform 3, clamping force testing agency 4, displacement detecting mechanism 5, protective cover 6 and protective cover slide rail 7.
Pneumatic gripping fixed mechanism 2 and two-freedom motion platform 3 are all fixed on pedestal 1.Clamping force testing agency 4 is arranged on two-freedom motion platform 3, and pneumatic gripping 8 is fixed on pneumatic gripping fixed mechanism 2.Two-freedom motion platform 3 drives clamping force testing agency 4 to move in X-axis and Z-direction.Displacement detecting mechanism 5 is provided with two, and two displacement detecting mechanism 5 are arranged on pedestal 1, and lay respectively at the both sides of pneumatic gripping 8.Protective cover slide rail 7 is provided with two, and two protective cover slide rails 7 are fixed on pedestal 1, and all be arranged in parallel with X-axis.Be slidably connected with two protective cover slide rails 7 respectively bottom the both sides of protective cover 6.Protective cover 6 covers pneumatic gripping fixed mechanism 2, two-freedom motion platform 3, clamping force testing agency 4 and displacement detecting mechanism 5.
Pneumatic gripping fixed mechanism 2 is in shaped door, and across above two-freedom motion platform 3.Pneumatic gripping 8 is lifted on pneumatic gripping fixed mechanism 2.Pneumatic gripping fixed mechanism 2 comprises back up pad 21, top board 22, semi-girder 23, installs orifice plate 24, load-bearing axle 25, interface board 26 and lift bolt 27.The two ends of top board 22 are respectively fixed on pedestal 1 by one piece of back up pad 21.One end of semi-girder 23 is fixed on top board 22.The other end that orifice plate 24 is fixed on semi-girder 23 is installed, orifice plate 24 is installed and is provided with mounting hole.One end of load-bearing axle 25 is fixed on interface board 26, and other end plug-in mounting is fixed in the mounting hole of installation orifice plate 24.Pneumatic gripping 8 is fixed on interface board 26.The top of interface board 25 arranges two lifting bolts 27.
First be connected with interface board 26 when pneumatic gripping 8 is installed, then utilize lifting bolt 27 by crane transfer, load-bearing axle 25 plug-in mounting is fixed in the mounting hole of installation orifice plate 24, thus complete the fixing of pneumatic gripping 8.
Two-freedom motion platform 3 comprises line slideway 31, X-axis stepper motor 32, X-axis ball screw 33, X-axis feed screw nut, X-axis mobile platform 34, Z axis side plate 35, Z axis top board 36, Z axis stepper motor 37, Z axis ball screw 38 and false dish installing plate 39.Line slideway 31 is provided with two, and two line slideways 31 are fixed on pedestal 1, and all be arranged in parallel with X-axis.X-axis stepper motor 32 is fixed on pedestal 1, and drives X-axis ball screw 33 to rotate.X-axis feed screw nut is threaded with X-axis ball screw 33.X-axis mobile platform 34 is fixedly connected with X-axis feed screw nut, and is slidably connected with two line slideways 31.The two ends of Z axis top board 36 are respectively fixed on X-axis mobile platform 34 by one block of Z axis side plate 35.Z axis stepper motor 37 is fixed on Z axis top board 36, and drives Z axis ball screw 38 to rotate.False dish installing plate 39 is threaded with Z axis ball screw 38, and is slidably connected with Z axis side plate 35.
Clamping force testing agency 4 comprises false dish interface board 41, is fixed on the vacation dish 42 on false dish interface board 41, is evenly distributed on three pressure transducers 43 of false dish 42, and is arranged on the false disc thickness adjustment plate 44 in false dish 42.
Displacement detecting mechanism 5 comprises stepper motor 51, Timing Belt 52, slide unit 53, sensor mount 54 and laser displacement sensor 55.Timing Belt 52 and slide unit 53 all be arranged in parallel with X-axis.Stepper motor 51 drives Timing Belt 52 to move in the X-axis direction.Sensor mount 54 is fixed on Timing Belt 52, and is slidably connected with slide unit 53.Laser displacement sensor 55 is fixed on sensor mount 54.Displacement detecting is carried out in the side that laser displacement sensor 55 aims at pneumatic gripping 8.After changing pneumatic gripping 8, according to the best displacement test position of different series pneumatic gripping 8, stepper motor 51 drives Timing Belt 52 to drive sensor mount 54 adjustment displacement test position automatically.
The pneumatic gripping testing table of the present embodiment is owing to being provided with two-freedom motion platform 3, and therefore control system can record the position coordinates of the vacation dish 42 of different model pneumatic gripping 8 correspondence.When the pneumatic gripping 8 of replacing different model is for performance test, control system will adjust the position of false dish 42 automatically according to its model.
The stepper motor 51 of the displacement detecting mechanism 5 of the pneumatic gripping testing table of the present embodiment drives Timing Belt 52 to drive laser displacement sensor 55 to move in the X-axis direction, according to the optimum position of different series pneumatic gripping 8 displacement measurement, after changing pneumatic gripping, automatically adjust the position of displacement measurement.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a pneumatic gripping testing table, is characterized in that: comprise pedestal (1), pneumatic gripping fixed mechanism (2), two-freedom motion platform (3), clamping force testing agency (4) and displacement detecting mechanism (5); Described pneumatic gripping fixed mechanism (2) and two-freedom motion platform (3) are all fixed on pedestal (1); Described clamping force testing agency (4) is arranged on two-freedom motion platform (3), and pneumatic gripping (8) is fixed on pneumatic gripping fixed mechanism (2); Described two-freedom motion platform (3) drives clamping force testing agency (4) to move in X-axis and Z-direction; Described displacement detecting mechanism (5) is provided with two, and two displacement detecting mechanism (5) are arranged on pedestal (1), and lay respectively at the both sides of pneumatic gripping (8).
2. a kind of pneumatic gripping testing table according to claim 1, is characterized in that: described pneumatic gripping fixed mechanism (2) is in shaped door, and across the top in two-freedom motion platform (3); Described pneumatic gripping (8) is lifted on pneumatic gripping fixed mechanism (2).
3. a kind of pneumatic gripping testing table according to claim 2, is characterized in that: described pneumatic gripping fixed mechanism (2) comprises back up pad (21), top board (22), semi-girder (23), installs orifice plate (24), load-bearing axle (25) and interface board (26); The two ends of described top board (22) are respectively fixed on pedestal (1) by one piece of back up pad (21); One end of described semi-girder (23) is fixed on top board (22); Described installation orifice plate (24) is fixed on the other end of semi-girder (23), installs orifice plate (24) and is provided with mounting hole; One end of described load-bearing axle (25) is fixed on interface board (26), and other end plug-in mounting is fixed in the mounting hole of installation orifice plate (24); Described pneumatic gripping (8) is fixed on interface board (26).
4. a kind of pneumatic gripping testing table according to claim 3, is characterized in that: described pneumatic gripping fixed mechanism (2) also comprises two liftings bolt (27) being arranged on interface board (25) top.
5. a kind of pneumatic gripping testing table according to claim 1, is characterized in that: described two-freedom motion platform (3) comprises line slideway (31), X-axis stepper motor (32), X-axis ball screw (33), X-axis feed screw nut, X-axis mobile platform (34), Z axis side plate (35), Z axis top board (36), Z axis stepper motor (37), Z axis ball screw (38) and false dish installing plate (39); Described line slideway (31) is provided with two, and two line slideways (31) are fixed on pedestal (1), and all be arranged in parallel with X-axis; Described X-axis stepper motor (32) is fixed on pedestal (1), and drives X-axis ball screw (33) to rotate; Described X-axis feed screw nut is threaded with X-axis ball screw (33); Described X-axis mobile platform (34) is fixedly connected with X-axis feed screw nut, and is slidably connected with two line slideways (31); The two ends of described Z axis top board (36) are respectively fixed on X-axis mobile platform (34) by one piece of Z axis side plate (35); Described Z axis stepper motor (37) is fixed on Z axis top board (36), and drives Z axis ball screw (38) to rotate; Described vacation dish installing plate (39) is threaded with Z axis ball screw (38), and is slidably connected with Z axis side plate (35).
6. a kind of pneumatic gripping testing table according to claim 1, it is characterized in that: described clamping force testing agency (4) comprises false dish interface board (41), be fixed on the vacation dish (42) on false dish interface board (41), and be evenly distributed on three pressure transducers (43) in false dish (42).
7. a kind of pneumatic gripping testing table according to claim 6, is characterized in that: described clamping force testing agency (4) also comprises false disc thickness adjustment plate (44) be arranged in false dish (42).
8. a kind of pneumatic gripping testing table according to claim 1, is characterized in that: described displacement detecting mechanism (5) comprises stepper motor (51), Timing Belt (52), slide unit (53), sensor mount (54) and laser displacement sensor (55); Described Timing Belt (52) and slide unit (53) all be arranged in parallel with X-axis; Described stepper motor (51) drives Timing Belt (52) to move in the X-axis direction; Described sensor mount (54) is fixed on Timing Belt (52), and is slidably connected with slide unit (53); Described laser displacement sensor (55) is fixed on sensor mount (54).
9. a kind of pneumatic gripping testing table according to claim 1, is characterized in that: also comprise protective cover (6); Described protective cover (6) is arranged on pedestal (1), and covers pneumatic gripping fixed mechanism (2), two-freedom motion platform (3), clamping force testing agency (4) and displacement detecting mechanism (5).
10. a kind of pneumatic gripping testing table according to claim 9, is characterized in that: also comprise protective cover slide rail (7); Described protective cover slide rail (7) is provided with two, and two protective cover slide rails (7) are fixed on pedestal (1), and all be arranged in parallel with X-axis; Be slidably connected with two protective cover slide rails (7) respectively bottom the both sides of described protective cover (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520701397.7U CN204882233U (en) | 2015-09-10 | 2015-09-10 | Pneumatic gripping test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520701397.7U CN204882233U (en) | 2015-09-10 | 2015-09-10 | Pneumatic gripping test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204882233U true CN204882233U (en) | 2015-12-16 |
Family
ID=54826595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520701397.7U Withdrawn - After Issue CN204882233U (en) | 2015-09-10 | 2015-09-10 | Pneumatic gripping test bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204882233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043791A (en) * | 2015-09-10 | 2015-11-11 | 常州信息职业技术学院 | Pneumatic clamp test bench |
-
2015
- 2015-09-10 CN CN201520701397.7U patent/CN204882233U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043791A (en) * | 2015-09-10 | 2015-11-11 | 常州信息职业技术学院 | Pneumatic clamp test bench |
| CN105043791B (en) * | 2015-09-10 | 2018-01-26 | 常州信息职业技术学院 | A kind of pneumatic gripping testing stand |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20180126 |