CN202947871U - Durability test table for automobile touch screens - Google Patents

Abstract

The utility model discloses a durability test table for automobile touch screens. The durability test table for the automobile touch screens aims at solving the problems that in the prior art, a durability test cannot be performed on the touch screens of different models and precision and reliability of testing devices are poor, and the like. A mechanical part comprises a test table machine frame (1), a two-dimensional automatic working table (2), a loading device (4) and a combination clamp (5). The test table machine frame is composed of a test table frame and a portal frame, and the portal frame is installed on one side of a middle table surface of the test table frame. The two-dimensional automatic working table (2) is composed of a first single-shaft linear robot and a second single-shaft linear robot, the second single-shaft linear robot is fixed on a rolling nut sliding table (28) of the first single-shaft linear robot and is perpendicular to the rolling nut sliding table (28), and the first single-shaft linear robot is horizontally fixedly connected with a beam of the portal frame. The loading device (4) is installed on the rolling nut sliding table (28) in the second single-shaft linear robot in the two-dimensional automatic working table (2), and the combination clamp is installed on the other side of the middle table surface of the test table frame.

Description

The automobile touch screen endurance test bed

Technical field

The utility model relates to a kind of automobile touch screen test unit, and or rather, the utility model relates to a kind of automobile touch screen endurance test bed.

Background technology

Nowadays the input equipment of electronic installation is mainly keyboard and touch-screen.Touch-screen is sturdy and durable with it, reaction velocity is fast, save the space, be easy to the input media that the many merits such as man-machine communication becomes numerous middle and high ends electronic equipment.Especially in automobile industry, it replaces the button of numerous complicated on control panel especially gradually, becomes the main channel that intelligent vehicle exchanges with the people.

Touch-screen is a kind of multi-layer compound film, namely as basic unit by one deck glass or organic glass, substrate surface is covered by the smooth scratch resistant plastic layer of a transparency conducting layer and one deck process cure process, another surface of transparency conducting layer arranges another conductive layer, separate insulation by many tiny transparent isolating points between two conductive layers, form continuous face between two conductive layers, one side connects voltage, one side ground connection.When the finger contact touch-screen, form the touch point at touch location between two conductive layers, controller calculates the touch point in the position of X-axis, Y-axis according to magnitude of voltage and the correlation formula of touch point, is touched and the corresponding action of startup by the position.So the button permanance of touch screen surface directly determines the whole service life of touch-screen, also be related to the reliability of whole electronic system.

The endurancing of touch-screen is evaluation serviceable life of touch-screen and the experiment of quality, and along with the variation of product, and software complicated is also more and more higher to the requirement of the property test unit of a specified duration of touch-screen.Test unit shortcoming in the past is as follows;

1. can only test the simple function of single type product or product, can't carry out continuous high-intensity endurancing to the touch-screen of different model or a kind of multiple function of touch-screen;

2. can not carry out self check and monitoring to whole experimentation in process of the test;

3. the precision of testing equipment and dirigibility are not high, and reliability and versatility are poor.

Summary of the invention

Technical problem to be solved in the utility model is to have overcome prior art to exist and can't carry out the precision of continuous high-intensity endurancing, testing equipment to the multiple function of the touch-screen of different model or a kind of touch-screen and dirigibility is not high and reliability and the problem such as versatility is poor, and a kind of automobile touch screen endurance test bed is provided.

For solving the problems of the technologies described above, the utility model is to adopt following technical scheme to realize: described automobile touch screen endurance test bed comprises mechanical part, and described mechanical part is comprised of testing table frame, two-dimentional automatic worktable, charger and built-up jig.

Described testing table frame is comprised of test-bed and portal frame, and portal frame is arranged on a side of table top in test-bed.

Described two-dimentional automatic worktable is comprised of No. 1 single shaft linear robot and No. 2 single shaft linear robots, on the rolling screw slide unit (28) of No. 2 single shaft linear robot stuck-at-１ single shaft linear robots, both are mutually vertical, on No. 1 horizontal crossbeam in portal frame of single shaft linear robot for being fixedly connected with.

Described charger is arranged in two-dimentional automatic worktable on No. 2 rolling screw slide units in the single shaft linear robot, and built-up jig is arranged on the opposite side of the table top in test-bed.

on the rolling screw slide unit of No. 1 single shaft linear robot described in technical scheme and the bottom of No. 2 single shaft linear robots is processed with respectively threaded hole, be provided with web joint between the rolling screw slide unit of the bottom of No. 2 single shaft linear robots and No. 1 single shaft linear robot, be processed with threaded hole on the rolling screw slide unit with No. 2 single shaft linear robots bottoms and No. 1 single shaft linear robot web joint through hole in relative on web joint, web joint is connected with the rolling screw slide unit bolt of No. 1 single shaft linear robot, web joint is connected with the bottom bolts of No. 2 single shaft linear robots.

No. 1 single shaft linear robot described in technical scheme is identical with No. 2 single shaft linear robot structures, and No. 1 single shaft linear robot and No. 2 single shaft linear robots all comprise servomotor, spring coupling, ball-screw, rolling screw slide unit, slide unit housing, No. 1 end flanges, shell, rolling rail plate groove, rail plate and No. 2 end flanges.No. 1 end flanges and No. 2 end flanges are fixed on right-hand member and the left end of shell, ball-screw adopts 22 identical bugle contact ball bearings of structure to be arranged on No. 1 end flanges and No. 2 end flanges as being rotationally connected, rolling screw slide unit is sleeved on ball-screw as being slidably connected, the left end of ball-screw is connected with the output terminal of servomotor by spring coupling, rolling screw slide unit bottom face is fixedly connected with rolling rail plate groove, on rail plate is arranged at the bottom of the shell of shell, and is fitted to rolling rail plate groove and is slidably connected.

The top of the rolling screw slide unit described in technical scheme is processed with groove, be processed with threaded hole on the top end face of groove two cell walls, the width of groove equates with the width of dust cover, a rubber roll that supports dust cover respectively is installed at the two ends of groove, the slide unit housing is fixed on the top end face of groove two cell walls, adopt respectively on the top end face of screw and dust cover pressing plate stuck-at-１ end flanges and No. 2 end flanges at the two ends of dust cover, and the dust cover center section passes between slide unit housing and rubber roll.

Charger described in technical scheme comprises pull pressure sensor, web joint, linear electric motors, spring contact and fixing base.The center of web joint is processed with threaded hole, the Si Jiaochu of web joint is provided with bolt holes with four jiaos, the linear electric motors right-hand member ring flange place connecting through hole in relative, the center of pull pressure sensor is provided with threaded hole, linear electric motors are connected with the web joint bolt, web joint is connected with the pull pressure sensor bolt, pull pressure sensor is connected with the fixing base bolt, and spring contact is installed on the linear electric motors output shaft as being threaded.

In technical scheme described built-up jig comprise one dimension manual work platform, clamp column, location-plate, adjustable fixed head, positioning sliding block, positioning and guiding key, carriage, adjustment screw that 2 structures are identical, adjust substrates and 2 adjustment pressing plates that structure is identical.2 identical clamp column of structure are fixed on fixture sliding floor in one dimension manual work platform vertically, location-plate is fixed on the inboard of the identical clamp column of 2 structures, carriage is arranged on the below of the rectangular through-hole on location-plate, adjustable fixed head is horizontally fixed between the identical clamp column of 2 structures, adjustable fixed head vertically contacts with location-plate, the adjustment pressing plate that symmetrically arranged 2 structures are identical and the bottom surface of adjustable fixed head contact and are with bolts, positioning sliding block is arranged between the identical adjustment pressing plate of 2 structures as being slidably connected, adjusting substrate is arranged on the bottom surface of adjustable fixed head left end, the substrate through-hole of adjusting on screw insertion adjustment substrate is connected with the left end threaded hole of positioning sliding block, the positioning and guiding key is connected with the right-hand member threaded hole of positioning sliding block.

One dimension manual work platform described in technical scheme comprises guide rail screw, guide rail leading screw, 2 guide rail end flanges, fixture sliding floor, 2 trapezoidal rolling guide-rail pairs and guide rail base plates that structure is identical that structure is identical.2 identical guide rail end flanges of structure are fixed on the centre position of guide rail base plate, the guide rail leading screw is arranged on the identical guide rail end flanges of 2 structures by, 21 identical bugle contact ball bearings of structure, the guide rail nut sleeve is contained on the guide rail leading screw, 2 identical trapezoidal rolling guide-rail pairs of structure are arranged on the guide rail base plate of guide rail leading screw both sides symmetrically, and the fixture sliding floor is fixed on the top end face of the trapezoidal rolling guide groove in guide rail screw and trapezoidal rolling guide-rail pairs.

Compared with prior art the beneficial effects of the utility model are:

1. automobile touch screen endurance test bed described in the utility model can carry out endurancing to the automobile touch screen of different size, can intelligence the whole experimentation of monitoring, the test figures such as key press, touch potential and keying frequency are carried out collection analysis, and provide laboratory report when completing test;

2. the built-up jig main body on automobile touch screen endurance test bed described in the utility model adopts aluminium alloy structure, be aided with other self-control Assembly of the parts and form, light simple, be easy to repacking, widely applicable, can accurately locate and clamp the touch-screen of different size and shape;

3. automobile touch screen endurance test bed described in the utility model can require and method according to different experiments, the different tests path is set, the automobile touch screen button endurancing that horizontal surface or the curved surfaces of different touch-screens carried out constant force or regular variable force.Make process of the test more close to true environment, more personalize;

4. automobile touch screen endurance test bed described in the utility model has the image/video recognition function, can complete monitoring and the self-checking function of the automobile touch screen image in whole experimentation, can identify accurately the image on automobile touch screen in whole process of the test, guarantee the carrying out that experiment is can be correctly complete.

5. automobile touch screen endurance test bed described in the utility model has sound identifying function, can gather and identify the sound signal of automobile touch screen in whole experimentation, complete monitoring and the self-checking function of automobile touch screen sound, matching with image identification function guarantees the carrying out that experiment is can be correctly complete;

6. automobile touch screen endurance test bed described in the utility model adopts the single shaft robot to complete the motion of testing table, various signals by data collecting card, image pick-up card, audio collection card and motion control card processes captured image, sound, pressure and servomotor, make that whole system is stable, intelligence, response time is fast, and can not add continuously the Multitest task of completing of modification.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the axonometric projection graph that automobile touch screen endurance test bed structure described in the utility model forms;

Fig. 2 is the right view of automobile touch screen endurance test bed described in the utility model;

Fig. 3 is the axonometric projection graph that the built-up jig structure in automobile touch screen endurance test bed described in the utility model forms;

Fig. 4 is the left view of the built-up jig in automobile touch screen endurance test bed described in the utility model;

Fig. 5 is the front view of the built-up jig in automobile touch screen endurance test bed described in the utility model;

Fig. 6 is the axonometric projection graph of the positioning and guiding key of the built-up jig in automobile touch screen endurance test bed described in the utility model;

Fig. 7 is No. 1 single shaft linear robot in automobile touch screen endurance test bed described in the utility model or the axonometric projection graph of No. 2 single shaft linear robots;

Fig. 8 is No. 1 single shaft linear robot in automobile touch screen endurance test bed described in the utility model or the front view of No. 2 single shaft linear robots;

Fig. 9 is No. 1 single shaft linear robot in automobile touch screen endurance test bed described in the utility model or the right view of No. 2 single shaft linear robots;

Figure 10 is No. 1 single shaft linear robot in automobile touch screen endurance test bed described in the utility model or the slide unit housing part axonometric projection graph in No. 2 single shaft linear robots;

Figure 11 is charger in automobile touch screen endurance test bed described in the utility model and the axonometric projection graph of camera annexation;

Figure 12 is charger in automobile touch screen endurance test bed described in the utility model and the front view of camera annexation;

Figure 13 is automobile touch screen endurance test bed data collection and analysis control section structural principle block diagram described in the utility model;

1. test-bed, 2. two-dimentional automatic worktable, 3. camera, 4. charger, 5. built-up jig, 6. microphone, 7. one dimension manual work platform, 8. clamp column, 9. location-plate, 10. adjustable fixed head, 11. positioning sliding block, 12. positioning and guiding key, 13. carriage, 14. adjustment screw, 15. adjustment substrate, 16. guide rail screw, 17. guide rail leading screw, 18.1 bugle contact ball bearing, 19. guide rail end flanges, 20. adjustment pressing plate, 21. fixture sliding floor, 22 trapezoidal rolling guide-rail pairs, 23. guide rail base plate, 24. servomotor, 25. spring coupling, 26.2 bugle contact ball bearing, 27. ball-screw, 28. rolling screw slide unit, 29. slide unit housing, 30. dust cover, 31. end flanges, 32. the shooting headstock, 33. pull pressure sensor, 34. web joint, 35. linear electric motors, 36. spring contact, 37. web joint, 38. shell, 39. dust cover pressing plate, 40. fixing base, 41. rolling rail plate groove, 42. rail plate, 43.2 number end flanges, 44. center attachment screw.

Embodiment

Below in conjunction with accompanying drawing, the utility model is explained in detail:

Automobile touch screen endurance test bed described in the utility model can carry out endurancing to the automobile touch screen of different size, in conjunction with the image that gathers and voice data intelligence, whole experimentation is carried out self check and monitoring, complete the collection analysis of the test figures such as contact, compression number and compression frequency that automobile touch screen is applied, and provide laboratory report after completing test.

Referring to Fig. 1, automobile touch screen endurance test bed described in the utility model is comprised of mechanical part and data collection and analysis control section.The testing table mechanical part is comprised of testing table frame 1, two-dimentional automatic worktable 2, charger 4 and built-up jig 5.

Testing table frame 1 in automobile touch screen endurance test bed described in the utility model is comprised of test-bed and portal frame, and test-bed comprises a body, an end, table top and four wheels that structure is identical; The table body is the four-column type framework of being built by aluminium section bar, and the wheels with locking function are installed at four jiaos of places of the table body bottom surface of four-column type framework, are convenient to testing table and move, and complete strong fix at the trial.The base plate that the bottom of four-column type framework table body is equipped with square or rectangle is the table end, and the top board that the top of four-column type framework table body is equipped with square or rectangle is table top.portal frame is comprised of column and the crossbeam of the measure-alike made from aluminium profile of two root architectures, the crossbeam of square (rectangular) shape is to be made by aluminium sheet, be evenly equipped with bolt hole on crossbeam, be convenient to fixing two-dimentional automatic worktable 2, crossbeam be bolted on the measure-alike made from aluminium profile of two root architectures the column upper end become a door font, crossbeam is vertical with two root posts, portal frame is arranged on a side of table top in test-bed, exactly, every root post adopts 41 bugle bearings the bottom of column to be fixed on a side of table top, the column of portal frame is vertical with table top, plane, portal frame place is vertical with the plane of symmetry of table top in test-bed.

Consult Fig. 1, Fig. 7 to Figure 10, the decussate texture spare that the two-dimentional automatic worktable 2 in automobile touch screen endurance test bed described in the utility model is made of mutual vertically No. 1 single shaft linear robot and No. 2 single shaft linear robots.specifically, be processed with respectively threaded hole at the bottom of the shell of the rolling screw slide unit 28 of No. 1 single shaft linear robot and the shell 38 of No. 2 single shaft linear robots, the web joint through hole of (just) in relative with the threaded hole on the rolling screw slide unit 28 of No. 1 single shaft linear robot at the bottom of being processed with the shell with No. 2 single shaft linear robots on web joint 37, web joint 37 is placed between No. 1 single shaft linear robot and No. 2 single shaft linear robots, No. 2 the single shaft linear robot is mutually vertical with No. 1 single shaft linear robot, web joint 37 is connected with rolling screw slide unit 28 bolts of No. 1 single shaft linear robot on its right side, web joint 37 is connected with the shell bottom fastening bolt of No. 2 single shaft linear robots in its left side.Two dimension automatic worktable 2 is by on No. 1 single shaft linear robot fixation test platform frame 1, namely No. 1 single shaft linear robot is horizontally placed on the crossbeam of square (rectangular) shape of the portal frame in testing table frame 1 and adopts screw to fix, No. 1 single shaft linear robot is parallel to the table top of testing table frame 1, and No. 2 single shaft linear robots are perpendicular to the table top of testing table frame 1.

No. 1 the single shaft linear robot is identical with No. 2 single shaft linear robot structures, and No. 1 the single shaft linear robot all comprises servomotor 24, spring coupling 25,22 bugle contact ball bearings 26, ball-screw 27, rolling screw slide unit 28, slide unit housing 29, dust cover 30, No. 1 end flanges 31, shell 38, dust cover pressing plate 39, rolling rail plate groove 41, rail plate 42 and No. 2 end flanges 43 that structure is identical with No. 2 single shaft linear robots.

No. 1 end flanges 31 and No. 2 end flanges 43 are separately fixed at right-hand member and the left end of shell 38, ball-screw 27 adopts 22 identical bugle contact ball bearings 26 of structure to be arranged on No. 1 end flanges 31 and No. 2 end flanges 43 as being rotationally connected, rolling screw slide unit 28 is sleeved on ball-screw 27 as being slidably connected, and the rotation of ball-screw 27 drives rolling screw slide unit 28 and makes traveling priority.One (left side) end of ball-screw 27 is connected by the output terminal of spring coupling 25 with servomotor 24, the axis of rotation of the output shaft of servomotor 24 and ball-screw 27 coincides, and servomotor 24 is fixed by screws in the left end of No. 1 single shaft linear robot.Rolling screw slide unit 28 crown centers are processed with groove, are processed with threaded hole on the top end face of groove two cell walls.The width of groove equates with the width of dust cover 30, and a rubber roll that supports dust cover 30 respectively is installed at the two ends of groove.The two ends of dust cover 30 are respectively on the top end face by screw and dust cover pressing plate 39 stuck-at-１ end flanges 31 and No. 2 end flanges 43, the bottom surface of dust cover 30 center sections is connected with the rubber roll contact, guarantee that dust cover 30 can not hinder the motion of rolling screw slide unit 28, dust cover 30 effects are to prevent dust access arrangement internal influence mission life.slide unit housing 29 is metal shells of a rectangle, be fixed by screws on the top end face of groove two cell walls on rolling screw slide unit 28, being about to dust cover 30 is clamped between rubber roll on slide unit housing 29 and rolling screw 28, the bottom face of rolling screw slide unit 28 is fixedly connected with rolling rail plate groove 41 by screw, on rail plate 42 vertically is arranged on inner bottom surface at the bottom of shell 38 shells along shell 38, and be fixed on rolling rail plate groove 41 on rolling screw slide unit 28 bottom faces and be fitted to and be slidably connected, ball-screw 27 is fitted to mutually with threaded hole on rolling screw slide unit 28 and is slidably connected.Ball-screw 27 is rotationally connected by the identical 2 bugle contact ball bearings 26 of 2 structures and No. 1 end flanges 31 and No. 2 end flanges 43, left end is connected with servomotor 24 by spring coupling 25, servomotor 24 in No. 1 single shaft linear robot and No. 2 single shaft linear robots rotates and drives ball-screws 27 and rotate, and rolling screw slide unit 28 changes into rectilinear motion with the rotation of ball-screw 27.Adopt servomotor 24 to improve precision and the durability of No. 1 single shaft linear robot and No. 2 single shaft linear robots, assurance is arranged on charger 4 on two-dimentional automatic worktable 2 and can moves to accurately with any point of automobile touch screen and contact, and completes loading action.

Consult Figure 11 and Figure 12, the charger 4 in automobile touch screen endurance test bed described in the utility model comprises pull pressure sensor 33, web joint 34, linear electric motors 35, spring contact 36 and fixing base 40.

Charger 4 is arranged in two-dimentional automatic worktable 2 on No. 2 rolling screw slide units 28 in the single shaft linear robot by fixing base 40.The corresponding sunk screw hole of processing on fixing base 40 is fixed together slide unit housing 29 and rolling screw slide unit 28 on fixing base 40 and No. 2 single shaft linear robots by screw.Pull pressure sensor 33 by center attachment screw 44 with decide substrate 40 lower ends and be connected, make a video recording the headstock 32 by attachment screw with decide substrate 40 upper ends and be connected.The geometric center place of web joint 34 is processed with threaded hole, and the threaded hole that the size of tapped through hole and pull pressure sensor 33 centers arrange is measure-alike.The Si Jiaochu of web joint 34 is provided with bolt holes with four jiaos, the linear electric motors 35 right-hand member ring flange place connection countersunk head through hole in relative, and web joint 34 and pull pressure sensor 33 connect together with fixing base 40 lower ends by center attachment screw 44.Linear electric motors 35 right-hand member ring flanges are fixed on web joint 34 by four screws.The axis of rotation conllinear of the axis of symmetry of pull pressure sensor 33 and linear electric motors 35, the fixing base 40 that is installed with charger 4 adopt and are bolted on No. 2 rolling screw slide units 28 in the single shaft linear robot.The front portion of spring contact 36 is hemispheres made from resilient material, and the rear portion of contact is processed with threaded hole, and spring contact 36 is arranged on the output shaft of linear electric motors 35.Charger 4 is set up a closed loop charger by the mechanics principle of acting force and reacting force.Linear electric motors 35 right-hand members are installed the size that pull pressure sensor 33 is measured loading force, and for control system provides feedback, the stroke of accurately controlling linear electric motors 35 comes the loading force of 36 pairs of automobile touch screens of adjustable elastic contact.

the camera 3 that the data collection and analysis control section of automobile touch screen endurance test bed described in the utility model adopts is arranged on the top of charger 4, exactly, camera 3 is arranged on the horizontal top plate of the shooting headstock 32, the at right angle setting plate of the shooting headstock 32 adopts screw to be arranged on the upper end of fixing base 40, namely be arranged on the fixing base 40 of charger 4 tops, the fixing base 40 that is installed with camera 3 adopts and is bolted on No. 2 rolling screw slide units 28 in the single shaft linear robot, camera 3 and charger 4 are moved together, guarantee that camera 3 can carry out Real Time Monitoring in best position, gather the image change on automobile touch screen.

Consult Fig. 3 and Fig. 4, the built-up jig 5 in automobile touch screen endurance test bed described in the utility model comprises 7,2 clamp column that structure is identical 8 of one dimension manual work platform, location-plate 9, adjustable fixed head 10, positioning sliding block 11, positioning and guiding key 12, carriage 13, adjusts screw 14, adjusts substrate 15 and 2 adjustment pressing plates 20 that structure is identical.Built-up jig 5 is arranged on the opposite side of table top in testing table frame 1 by one dimension manual work platform 7, be positioned at a side that two-dimentional automatic worktable 2 is positioned at charger 4 in other words i.e. left side, the microphone 6 in the data collection and analysis control section is arranged on table top in testing table frame 1 between built-up jig 5 and two-dimentional automatic worktable 2.

Consult Fig. 6, the shape of the positioning and guiding key 12 in described built-up jig 5 is similar to screw, positioning and guiding key 12 1 ends are that the right cylinder end is processed with external thread, the other end is the positioning key according to the dimensioned of the installation chute of automobile touch screen, positioning and guiding key 12 is fixed on another (right side) end of positioning sliding block 11, and the installation direction of positioning and guiding key 12 is parallel with surface level.

Consult Fig. 3 and Fig. 4, the identical clamp column 8 of 2 structures in described built-up jig 5 is to be all by two sections xsects the identical aluminium alloy extrusions of physical dimension that foursquare four sides is provided with T-slot to make, 2 identical clamp column 8 of structure adopt respectively 22 bugle bearings and screw to be fixed on vertically on fixture sliding floor 21, and 2 identical clamp column 8 of structure are installed symmetrically take fixture sliding floor 21 lateral symmetry faces as benchmark.

Location-plate 9 is flat boards that a centre position with certain rigidity is processed with the rectangular through-hole that arranges by the automobile touch screen size, location-plate 9 adopts T shape screws to be fixed on the T-shaped groove of identical clamp column 8 one sides (inboard) of 2 structures, and location-plate 9 can be adjusted along the Z direction on the identical clamp column 8 of 2 structures up and down according to requirement of experiment.The below of the rectangular through-hole on location-plate 9 is processed with the threaded hole of installation bracket 13.

The L(right angle) carriage 13 of shape is fixed by screws in the below of the rectangular through-hole on location-plate 9, the L(right angle) be processed with vertical rectangular through hole on the fixation wall of the carriage 13 of shape, be used for adjusting carriage 13 at the upper-lower position of Z direction.

Adjustable fixed head 10 is plate armature spare, and adjustable fixed head 10 centre positions are evenly equipped with the through hole of fixing the identical adjustment pressing plate 20 of 2 structures, and the two ends of adjustable fixed head 10 are provided with bolt hole.Adjustable fixed head 10 two ends adopt screws to be horizontally fixed on 3 identical bugle bearings of 2 structures, the 3 bugle bearings that 2 structures are identical adopt screws to be fixed on the T-shaped groove of identical clamp column 8 opposite flanks of 2 structures, and adjustable fixed head 10 vertically contacts with location-plate 9.

Consult Fig. 4 and Fig. 5, positioning sliding block 11 is the structural members that xsect is T shape, and namely positioning sliding block 11 is comprised of top board and vertical plate, and vertical plate is positioned at top board centre position and vertical with top board.The threaded hole of screw 14 and positioning and guiding key 12 is adjusted in the installation that is processed with vertical both ends of the surface on the left and right end face of positioning sliding block 11, and the two threaded hole axis of rotation conllinear of adjusting screw 14 and positioning and guiding key 12 are installed.

2 identical adjustment pressing plates 20 of structure are all the structural members of L shaped iso-cross-section, namely adjust pressing plate 20 and are comprised of vertical arm and transverse arm, and vertically arm is vertical with transverse arm.Vertically be evenly equipped with on the top end face of arm for be connected the threaded hole that fixed head 10 connects, the top end face of the vertical arm in the identical adjustment pressing plate 20 of 2 structures and the bottom surface of adjustable fixed head 10 contact and are with bolts, 2 transverse arms in the identical adjustment pressing plate 20 of 2 structures are relative, namely 2 identical adjustment pressing plates 20 of structure are symmetrical arranged on the bottom surface of adjustable fixed head 10, and maintain a certain distance, this distance is namely thick (wide) degree of vertical plate in positioning sliding block 11.

Positioning sliding block 11 is arranged between the identical adjustment pressing plate 20 of 2 structures on the bottom surface that is arranged on adjustable fixed head 10 as being slidably connected.Being adjustable fixed head 10, positioning sliding block 11, the adjustment pressing plate 20 identical with 2 structures formed T-shaped guideway.Adjustment substrate 15 is arranged on the bottom surface of adjustable fixed head 10 1 (left side) end, adjust substrate 15 vertical and parallel with location-plate 9 with adjustable fixed head 10, the adjustment screw 14 that set nut is installed inserts the substrate through-hole of adjusting on substrate 15 and is connected with the left end threaded hole of positioning sliding block 11, when rotating adjustment screw 14 and nut, positioning sliding block 11 just moves along directions X, after moving to assigned address, tighten set nut and located.The positioning and guiding key 12 that is set with setscrew nut is connected with the right-hand member threaded hole of positioning sliding block 11, adjusts on demand employing setscrew nut locking behind the position.

Consult Fig. 4 and Fig. 5, the one dimension manual work platform 7 of built-up jig 5 bottoms in automobile touch screen endurance test bed described in the utility model adopts the screw-nut principles, is aided with 2 trapezoidal rolling guide-rail pairs 22 and leads.One dimension manual work platform 7 is responsible for adjusting the distance of the charger 4 of automobile touch screen on directions X and two-dimentional automatic worktable 2 on built-up jig 5.

Described one dimension manual work platform 7 comprises guide rail screw 16, guide rail leading screw 17,1 bugle contact ball bearing 18,2 guide rail end flanges 19, fixture sliding floor 21,2 trapezoidal rolling guide-rail pairs 22 and guide rail base plate 23 that structure is identical that structure is identical.2 identical guide rail end flanges 19 of structure are fixed by screws in the centre position of guide rail base plate 23, guide rail leading screw 17 is arranged on the identical guide rail end flanges 19 of 2 structures as being rotationally connected by two 1 identical bugle contact ball bearings 18 of structure, guide rail screw 16 is sleeved on guide rail leading screw 17 as being slidably connected, and guide rail leading screw 17 rotates and drives guide rail screw 16 accomplish linears and move.Trapezoidal rolling guide in trapezoidal rolling guide-rail pairs 22 is fixed on guide rail base plate 23, and is symmetrically distributed in guide rail leading screw 17 both sides, and vertical line of symmetry of three is parallel to each other.Fixture sliding floor 21 is fixed by screws on the top end face of the trapezoidal rolling guide groove in guide rail screw 16 and trapezoidal rolling guide-rail pairs 22, and the trapezoidal rolling guide groove in trapezoidal rolling guide-rail pairs 22 and trapezoidal rolling guide are mutually equipped for being slidably connected.

Built-up jig 5 in automobile touch screen endurance test bed described in the utility model can position clamping to the automobile touch screen of difformity and size for various models and the size that adapts to automobile touch screen is designed with many cover spare units.Exactly, the rectangular opening that location-plate 9 can be different according to the dimensional requirement processing of automobile touch screen and the screw hole of clamping use when changing different automobile touch screens, only need to be changed as requested corresponding location-plate 9 and get final product.Adjustable fixed head 10 can be adjusted up and down in the Z direction, and it can match with carriage 13 and imitate actual installation method employing screw to the location clamping of automobile touch screen by the rectangular opening on location-plate 9 and positioning spiro pit.When running into the automobile touch screen that needs to adopt the chute installation method, only corresponding positioning and guiding key 12 need to be arranged on positioning sliding block 11, rotate and adjust screw 14, positioning and guiding key 12 is moved to location-plate 9 outsides, automobile touch screen is arranged on positioning and guiding key 12, then screw 14 is adjusted in reverse rotation, the constraint of the six degree of freedom of completing automobile touch screen by rectangular opening and the installed surface of location-plate 9.When according to requirement of experiment, when needing to adopt the integral installation of touch-screen and instrument panel, can unload location-plate 9, complete location and installation by the T-shaped groove of clamp column 8.Whole built-up jig 5 is light simple, is easy to repacking, and is widely applicable.

Consult Fig. 1 to Fig. 2, the mechanical part in automobile touch screen endurance test bed described in the utility model is simple and practical, is convenient to dismounting.Two dimension automatic worktable 2 is arranged on portal frame in test-bed 1, completes testing table in the motion of Y, Z direction.Charger 4 is arranged on two-dimentional automatic worktable 2, complete testing table in the motion of directions X with the built-up jig 5 in the place ahead of two-dimentional automatic worktable 2, by adjusting this 3 degree of freedom, guarantee that any point on the various types of automobile touch screens on 4 pairs of built-up jigs 5 of charger loads, and strengthens reliability and the versatility of automobile touch screen endurance test bed.Microphone in the data collection and analysis control section is positioned at the front end of built-up jig 5, be convenient to gather the voice signal of automobile touch screen, on rolling screw slide unit 28 in 3 No. 2 single shaft linear robots that are arranged on together with fixing base 40 with charger 4 in two-dimentional automatic worktable 2 of camera, with attachment means 4 motions, guarantee the image information of the collection automobile touch screen operation that camera 3 is accurate real-time in the optimum position.

Consult Figure 13, the data collection and analysis control section in automobile touch screen endurance test bed described in the utility model comprises testing table control module, figure acquiring and identifying module, sound collection identification module and data collection and analysis processing module.Mainly formed by industrial computer, multi-channel synchronous data acquisition card, signal condition module, pull pressure sensor 33, Engineering Control card, camera, microphone, image pick-up card and application software.Wherein the figure acquiring and identifying module is comprised of camera and image pick-up card.Sound collection identification module and data collection and analysis processing module are respectively jointly synchronously to complete its function according to capture card and industrial computer by the hyperchannel number by microphone and pull pressure sensor 33.

Described automobile touch screen endurance test bed passes through the function of industrial computer coordination data collection analysis processing module, figure acquiring and identifying module and sound acquiring and identifying module to the control of two-dimentional automatic worktable 2 and charger 4, simultaneously real time record and analysis experimental data.Data acquisition module mainly gathers the data such as key press, touch potential and keying frequency of automobile touch screen; The figure acquiring and identifying module is responsible for recording the image change process of automobile touch screen in experimentation, and whether identify the shown image of automobile touch screen correct; The sound collection monitoring module is in order to gather the sound that sends when automobile touch screen is tested, and whether what the identification automobile touch screen was play is required audio file by test.

Described automobile touch screen endurance test bed adopts the multi-channel synchronous High speed data acquisition, can carry out high-speed synchronous collection and moment analysis to a plurality of numerals, simulating signal and image and voice signal simultaneously, guarantees accuracy and the real-time of experimental data.

The principle of work of automobile touch screen endurance test bed described in the utility model:

At first, whole experimentation is input to human-computer interaction interface on industrial computer, comprise button step, key press etc., human-computer interaction interface is assigned instruction to the Engineering Control card and is started two-dimentional automatic operation platform 2 and charger 4, send trigger pip to multi-channel synchronous data acquisition card, image capture module and sound acquisition module simultaneously, start camera 3 and take, driving A/D circuit is sampled and is begun test.Two dimension automatic operation platform 2 begins by predetermined experimentation motion, after charger 4 is delivered to assigned address, start-up loading device 4, complete actuation of keys, multi-channel synchronous data acquisition card is controlled 35 motions of small linear motor by the pressure of pull pressure sensor 33 feedbacks, until pressure reaches requirement numerical value, stop loading and resetting, wait for that two-dimentional automatic operation platform 2 is sent to next testing site.Camera 3 is sent to picture signal in the figure capture card, the simulating signal of pull pressure sensor 33 and microphone 6 is sent in the signal condition module, conditioning module is settling signal amplification, filtering etc., and converts the signal that gathers to standard signal that capture card can identify and be sent in multi-channel synchronous data acquisition card.Image pick-up card and multi-channel synchronous data acquisition card convert a plurality of standard signals digital quantity to and are delivered in industrial computer simultaneously and analyze, process and contrast, after off-test, industrial computer sends signal from each module of trend, allow each module termination work, two-dimentional automatic operation platform 2 and charger 4 reset and finish test.In whole experimentation, image capture module and the whole test of the mutual coordinated monitoring of sound acquisition module, whether figure and the sound of the operation of identification automobile touch screen is correct and complete.When image or sound occur when wrong, image capture module and sound acquisition module send the termination experiment order to industrial computer, and industrial computer stops experiment, give the alarm to wait for that the experimenter corrects experiment, and starting characteristics test again.

In sum, the utility model is rational in infrastructure, and dirigibility is strong, and is powerful, is convenient to install mobile.Adopt Electromechanical Design, make the work noiseless, stability is strong.The control of industrial computer more makes it more intelligent.Mounting means and the operating mode of testpieces are basic identical, and execute key more can be completed all requirement of experiment, can a tractor serves several purposes, and equipment interoperability is strong.

Claims (7)

1. an automobile touch screen endurance test bed, comprise mechanical part, it is characterized in that, described mechanical part is comprised of testing table frame (1), two-dimentional automatic worktable (2), charger (4) and built-up jig (5);

Described testing table frame (1) is comprised of test-bed and portal frame, and portal frame is arranged on a side of table top in test-bed;

Described two-dimentional automatic worktable (2) is comprised of No. 1 single shaft linear robot and No. 2 single shaft linear robots, on the rolling screw slide unit (28) of No. 2 single shaft linear robot stuck-at-１ single shaft linear robots, both are mutually vertical, on No. 1 horizontal crossbeam in portal frame of single shaft linear robot for being fixedly connected with;

Described charger (4) is arranged in two-dimentional automatic worktable (2) on No. 2 rolling screw slide units (28) in the single shaft linear robot, and built-up jig (5) is arranged on the opposite side of the table top in test-bed.

2. according to automobile touch screen endurance test bed claimed in claim 1, it is characterized in that, the upper bottoms that reach No. 2 single shaft linear robots of the rolling screw slide unit (28) of described No. 1 single shaft linear robot are processed with respectively threaded hole, be provided with web joint (37) between the rolling screw slide unit (28) of the bottom of No. 2 single shaft linear robots and No. 1 single shaft linear robot, be processed with threaded hole on the rolling screw slide unit (28) with No. 2 single shaft linear robots bottoms and No. 1 single shaft linear robot web joint through hole in relative on web joint (37), web joint (37) is connected with rolling screw slide unit (28) bolt of No. 1 single shaft linear robot, web joint (37) is connected with the bottom bolts of No. 2 single shaft linear robots.

3. according to automobile touch screen endurance test bed claimed in claim 1, it is characterized in that, described No. 1 single shaft linear robot is identical with No. 2 single shaft linear robot structures, and No. 1 single shaft linear robot and No. 2 single shaft linear robots all comprise servomotor (24), spring coupling (25), ball-screw (27), rolling screw slide unit (28), slide unit housing (29), No. 1 end flanges (31), shell (38), rolling rail plate groove (41), rail plate (42) and No. 2 end flanges (43);

No. 1 end flanges (31) and No. 2 end flanges (43) are fixed on right-hand member and the left end of shell (38), it is upper for being rotationally connected with No. 2 end flanges (43) that ball-screw (27) adopts 22 identical bugle contact ball bearings (26) of structure to be arranged on No. 1 end flanges (31), it is upper for being slidably connected that rolling screw slide unit (28) is sleeved on ball-screw (27), the left end of ball-screw (27) is connected by the output terminal of spring coupling (25) with servomotor (24), rolling screw slide unit (28) bottom face is fixedly connected with rolling rail plate groove (41), on rail plate (42) is arranged at the bottom of the shell of shell (38), and be fitted to rolling rail plate groove (41) and be slidably connected.

4. according to automobile touch screen endurance test bed claimed in claim 1, it is characterized in that, the top of described rolling screw slide unit (28) is processed with groove, be processed with threaded hole on the top end face of groove two cell walls, the width of groove equates with the width of dust cover (30), a rubber roll that supports dust cover (30) respectively is installed at the two ends of groove, slide unit housing (29) is fixed on the top end face of groove two cell walls, adopt respectively on the top end face of screw and dust cover pressing plate (39) stuck-at-１ end flanges (31) and No. 2 end flanges (43) at the two ends of dust cover (30), dust cover (30) center section passes between slide unit housing (29) and rubber roll.

5. according to automobile touch screen endurance test bed claimed in claim 1, it is characterized in that, described charger (4) comprises pull pressure sensor (33), web joint (34), linear electric motors (35), spring contact (36) and fixing base (40);

The center of web joint (34) is processed with threaded hole, the Si Jiaochu of web joint (34) is provided with bolt holes with four jiaos, linear electric motors (35) the right-hand member ring flange place connecting through hole in relative, linear electric motors (35) are connected with web joint (34) bolt, web joint (34) is connected with pull pressure sensor (33) bolt, pull pressure sensor (33) is connected with fixing base (40) bolt, and spring contact (36) is installed on linear electric motors (35) output shaft as being threaded.

6. according to automobile touch screen endurance test bed claimed in claim 1, it is characterized in that, described built-up jig (5) comprises one dimension manual work platform (7), 2 clamp column (8), location-plate (9), adjustable fixed head (10), positioning sliding block (11), positioning and guiding key (12), carriage (13), adjustment screw (14), adjustment substrate (15) and 2 adjustment pressing plates (20) that structure is identical that structure is identical;

2 identical clamp column (8) of structure are fixed on fixture sliding floor (21) in one dimension manual work platform (7) vertically, location-plate (9) is fixed on the inboard of the identical clamp column (8) of 2 structures, carriage (13) is arranged on the below of the rectangular through-hole on location-plate (9), adjustable fixed head (10) is horizontally fixed between the identical clamp column (8) of 2 structures, adjustable fixed head (10) vertically contacts with location-plate (9), the adjustment pressing plate (20) that symmetrically arranged 2 structures are identical and the bottom surface of adjustable fixed head (10) contact and are with bolts, positioning sliding block (11) is arranged between the identical adjustment pressing plate (20) of 2 structures as being slidably connected, adjusting substrate (15) is arranged on the bottom surface of adjustable fixed head (10) left end, the substrate through-hole of adjusting on screw (14) insertion adjustment substrate (15) is connected with the left end threaded hole of positioning sliding block (11), positioning and guiding key (12) is connected with the right-hand member threaded hole of positioning sliding block (11).

7. according to automobile touch screen endurance test bed claimed in claim 6, it is characterized in that, described one dimension manual work platform (7) comprises guide rail screw (16), guide rail leading screw (17), 2 guide rail end flanges (19), fixture sliding floor (21), 2 trapezoidal rolling guide-rail pairs (22) and guide rail base plate (23) that structure is identical that structure is identical;

2 identical guide rail end flanges (19) of structure are fixed on the centre position of guide rail base plate (23), guide rail leading screw (17) is arranged on the identical guide rail end flanges (19) of 2 structures by 21 identical bugle contact ball bearings (18) of structure, guide rail screw (16) is sleeved on guide rail leading screw (17), 2 identical trapezoidal rolling guide-rail pairs (22) of structure are arranged on the guide rail base plate (23) of guide rail leading screw (17) both sides symmetrically, fixture sliding floor (21) is fixed on the top end face of the trapezoidal rolling guide groove in guide rail screw (16) and trapezoidal rolling guide-rail pairs (22).

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