CN217331640U - Easy-to-adjust backrest combined fatigue experimental device - Google Patents
Easy-to-adjust backrest combined fatigue experimental device Download PDFInfo
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- CN217331640U CN217331640U CN202221218173.7U CN202221218173U CN217331640U CN 217331640 U CN217331640 U CN 217331640U CN 202221218173 U CN202221218173 U CN 202221218173U CN 217331640 U CN217331640 U CN 217331640U
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Abstract
An easily-adjusted backrest combination fatigue test device belongs to the technical field of seat test equipment. The utility model aims at can carry out the comprehensive fatigue verification from a plurality of positions with backrest to can obtain the back combination fatigue test device of the easy regulation of more accurate test data. The utility model discloses one side on unable adjustment base top is rotated and is connected with lift screw thread post, and unable adjustment base goes up fixed mounting has two high poles that are located lift screw thread post both sides, the top of two high poles respectively with the both sides fixed connection of roof bottom, the middle part threaded connection of lift screw thread post have with two high pole sliding connection's high piece. The utility model discloses can adjust the detection height of fatigue test device, the in-process of angle piece translation is adjusted the detection angle of experiment board, and the detection range of fatigue test device is wide, improves comprehensive and the accuracy that the fatigue test dress detected the back.
Description
Technical Field
The utility model belongs to the technical field of seat test equipment.
Background
The back is adjusted human and seat with the cushion, the contact point of bed alleviates fatigue in order to obtain more comfortable angle, because of back convenient to use, it is nimble, it uses to be convenient for people to be used for various occasion environment, there is certain elasticity after the back in the market is pressed backward, the back need use back combination fatigue test device to carry out the antifatigue to the back before putting into the market in production and detects, however, traditional back combination fatigue test device can only follow the part and exert pressure to the back and carry out fatigue test, the fatigue that leads to back combination fatigue test device to test out is inaccurate.
Disclosure of Invention
The utility model aims at can carry out the comprehensive fatigue verification from a plurality of positions with backrest to can obtain the back combination fatigue test device of the easy regulation of more accurate test data.
The utility model discloses one side of unable adjustment base top rotates and is connected with the lift screw post, the unable adjustment base is last fixed mounting have two height poles that lie in lift screw post both sides, the top of two height poles respectively with the both sides fixed connection of roof bottom, the middle part threaded connection of lift screw post has the height piece with two height pole sliding connection, the top fixed mounting of height piece one side has angle cylinder, the movable end fixed mounting of angle cylinder has the angle piece, the bottom of angle piece rotates and is connected with the laboratory panel, the laboratory panel is kept away from one side of height piece and is seted up a plurality of screw thread mounting holes, the internal thread of one of them screw thread mounting hole installs the installation screw post, the one end of installation screw post rotates and is connected with the pressure piece, the fixed surface of pressure piece installs the detector, the angle cylinder starts, the angle cylinder carries out concertina movement, the angle cylinder promotes the angle piece from one side, the angle blocks move synchronously, when the angle blocks change positions, the experiment board mounted on the angle blocks deflects correspondingly, the worker rotates the mounting threaded column, threads on the surface of the mounting threaded column are matched with threads on the inner wall of the threaded mounting hole, so that the worker mounts the pressure block on the experiment board by rotating the mounting threaded column, the vertical plate moves towards the direction close to the lifting threaded column, the backrest on the vertical plate is in contact with the pressure block, the pressure block extrudes the backrest from one side, and the fatigue of the backrest is tested; a translation groove is formed in one side, away from the lifting threaded column, of the top end of the fixing base, a translation threaded column is rotatably connected inside the translation groove, a translation block in sliding connection with the translation groove is in threaded connection with the middle of the translation threaded column, a vertical plate is fixedly mounted at the top end of the translation block, a first fixing mechanism is fixedly mounted at each of two ends of one side of the vertical plate, two second fixing mechanisms are fixedly mounted in the middle of the vertical plate, a backrest to be detected by a worker is placed on one side of the vertical plate, and the backrest is fixed through the first fixing mechanism and the second fixing mechanisms; the two first fixing mechanisms respectively comprise two fixing cylinders, two fixing seats, two linkage rods, two mounting seats and two fixing frames, the inside of each mounting seat is rotatably connected with the fixing cylinder through a pin shaft, the movable ends of the two fixing cylinders are fixedly provided with the fixing seats, the inside of each fixing seat is rotatably connected with the linkage rod through the pin shaft, one ends of the two linkage rods, far away from the fixing seats, are rotatably connected with the fixing frames, one sides of the four mounting seats are respectively and fixedly connected with the two ends of the two sides of the vertical plate, one ends of the four fixing frames are respectively and rotatably connected with the surface of the vertical plate, the two fixing cylinders are started to perform telescopic motion, the two fixing cylinders push the fixing seats from one side, the fixing seats drive the linkage rods to perform synchronous motion, the length of the linkage rods is fixed and unchanged, so that the linkage rods push the linkage rods from one side of the fixing frames to perform angular deflection along the vertical plate, the two fixing frames are matched with each other to fix the backrest; two second fixed establishment all include push cylinder, the locating plate, vacuum chuck, the connecting plate, two slide pole and two springs, push cylinder's expansion end fixed mounting has the connecting plate, the equal sliding connection in both ends of connecting plate one side has the slide pole, two slide pole keep away from the one end of connecting plate respectively with the both ends fixed connection of locating plate one side, the equal fixed mounting in both sides between locating plate and the connecting plate has the spring, the one end fixed mounting that slide pole was kept away from to the locating plate has vacuum chuck, two push cylinder's middle part all with riser fixed connection, push cylinder starts, push cylinder carries out concertina movement, push cylinder promotes the connecting plate from one side, the connecting plate drives the locating plate through sliding the pole and carries out synchronous motion, the locating plate drives vacuum chuck and adsorbs fixedly to the back.
The utility model discloses one side fixed mounting of unable adjustment base has translation motor, translation motor's output passes unable adjustment base and the adjacent one end fixed connection of translation screw thread post, the staff is with the translation motor circular telegram, translation motor starts, translation motor drives translation screw thread post and rotates, the screw thread on translation screw thread post surface matches each other with the screw thread of translation piece inner wall, it is spacing that the translation piece receives the translation groove of mutual matching of shape size with it, so the translation piece takes place to slide along translation screw thread post, adjust the back position of fixing on the riser.
The utility model discloses the top fixed mounting of roof has elevator motor, elevator motor's output passes the top fixed connection of roof and lift screw post, the one end that angle piece was kept away from to the laboratory plate is rotated with the bottom of the adjacent one side of high piece and is connected, the staff is the circular telegram of elevator motor, elevator motor starts, elevator motor drives the lift screw post and rotates, the screw thread on lift screw post surface matches each other with the screw thread of high piece inner wall, high piece receives the spacing of two high poles, so high piece takes place to slide along the lift screw post, drive the laboratory plate when high piece goes up and down and carry out synchronous motion, highly adjust the extrusion.
The utility model discloses can adjust the detection height of fatigue test device, the in-process of angle piece translation is adjusted the detection angle of experiment board, and the detection range of fatigue test device is wide, improves comprehensive and the accuracy that the fatigue test dress detected the back.
Drawings
Fig. 1 is a side view of the present invention;
fig. 2 is a connection diagram of the first fixing mechanism and the second fixing mechanism of the present invention and the vertical plate;
FIG. 3 is a schematic view of the installation of the height bar and lifting threaded post of the present invention on the top plate;
FIG. 4 is a connection diagram of the experimental board and the mounting screw column of the present invention;
fig. 5 is a connection diagram of the fixing base and the translational threaded column of the present invention.
Detailed Description
One side of the top end of the fixing base 1 of the utility model is rotationally connected with a lifting screw thread column 11, two height rods 2 which are positioned at two sides of the lifting screw thread column 11 are fixedly arranged on the fixing base 1, the top ends of the two height rods 2 are respectively fixedly connected with two sides of the bottom end of a top plate 4, the middle part of the lifting screw thread column 11 is in threaded connection with a height block 3 which is in sliding connection with the two height rods 2, the top end of one side of the height block 3 is fixedly provided with an angle cylinder 12, the movable end of the angle cylinder 12 is fixedly provided with an angle block 13, the bottom end of the angle block 13 is rotationally connected with an experimental plate 14, one side of the experimental plate 14 far away from the height block 3 is provided with a plurality of screw thread mounting holes 18, the internal screw thread of one screw thread mounting hole 18 is provided with a mounting screw thread column 17, one end of the mounting screw thread column 17 is rotationally connected with a pressure block 15, the surface of the pressure block 15 is fixedly provided with a detector 16, the angle cylinder 12 is started, angle cylinder 12 carries out concertina movement, angle cylinder 12 promotes angle piece 13 from one side, angle piece 13 carries out synchronous motion, when angle piece 13 takes place the position change, the angle deflection that corresponds takes place for the experiment board 14 of installation on the angle piece 13, the staff rotates installation screw post 17, the screw thread on installation screw post 17 surface matches each other with the screw thread of threaded mounting hole 18 inner wall, so the staff installs pressure block 15 on experiment board 14 through rotating installation screw post 17, riser 6 is to being close to 11 direction movements of lift screw post, make back and the contact of pressure block 15 on riser 6, pressure block 15 extrudes the back from one side, experiment is carried out to the fatigue degree of back.
The utility model discloses one side that lift screw post 11 was kept away from on 1 top of unable adjustment base has seted up translation groove 19, the inside rotation in translation groove 19 is connected with translation screw post 20, the middle part threaded connection of translation screw post 20 has 19 sliding connection's translation piece 9 with translation groove, the top fixed mounting of translation piece 9 has riser 6, the equal fixed mounting in both ends of riser 6 one side has first fixed establishment 7, the middle part fixed mounting of riser 6 has two second fixed establishment 8, the back that the staff detected the detection is placed in riser 6 one side, fix the back through first fixed establishment 7 and second fixed establishment 8.
The utility model discloses two first fixed establishment 7 all include two fixed cylinders 71, two fixing bases 72, two gangbars 73, two mount pads 75 and two fixed frames 74, the inside of two mount pads 75 all is connected with fixed cylinder 71 through the round pin axle rotation, the expansion end of two fixed cylinders 71 all is fixedly installed with fixed base 72, the inside of two fixed bases 72 all is connected with gangbar 73 through the round pin axle rotation, the one end of two gangbars 73 far away from fixed base 72 all is connected with fixed frame 74 through the round pin axle rotation, one side of four mount pads 75 is respectively with the both ends fixed connection of riser 6 both sides, one end of four fixed frames 74 all is connected with the surface rotation of riser 6, two fixed cylinders 71 start, two fixed cylinders 71 carry out the concertina movement, two fixed cylinders 71 promote fixed base 72 from one side, fixed base 72 drives gangbar 73 to carry out the synchronous motion, the length of gangbar 73 is fixed, the linkage rod 73 pushes the fixing frame 74 from one side to deflect angularly along the vertical plate 6, and the two fixing frames 74 are matched with each other to fix the backrest.
The two second fixing mechanisms 8 of the utility model both comprise a pushing cylinder 81, a positioning plate 82 and a vacuum chuck 83, connecting plate 84, two slide bars 85 and two springs 86, the expansion end fixed mounting of push cylinder 81 has connecting plate 84, the equal sliding connection in both ends of connecting plate 84 one side has slide bar 85, the one end that two slide bars 85 kept away from connecting plate 84 respectively with the both ends fixed connection of locating plate 82 one side, the equal fixed mounting in both sides between locating plate 82 and the connecting plate 84 has spring 86, the one end fixed mounting that slide bar 85 was kept away from to locating plate 82 has vacuum chuck 83, the middle part of two push cylinders 81 all with riser 6 fixed connection, push cylinder 81 starts, push cylinder 81 carries out concertina movement, push cylinder 81 promotes connecting plate 84 from one side, connecting plate 84 drives locating plate 82 through slide bar 85 and carries out synchronous motion, locating plate 82 drives vacuum chuck 83 and adsorbs fixedly to the back.
The utility model discloses one side fixed mounting of unable adjustment base 1 has translation motor 10, translation motor 10's output passes unable adjustment base 1 and the adjacent one end fixed connection of translation screw thread post 20, the staff is with translation motor 10 circular telegram, translation motor 10 starts, translation motor 10 drives translation screw thread post 20 and rotates, the screw thread on translation screw thread post 20 surface matches each other with the screw thread of translation piece 9 inner wall, translation piece 9 receives the translation groove 19 that matches each other with its shape size spacing, so translation piece 9 takes place to slide along translation screw thread post 20, adjust fixed back position on riser 6.
The utility model discloses top fixed mounting of roof 4 has elevator motor 5, elevator motor 5's output passes roof 4 and the top fixed connection of lift screw post 11, the one end that angle piece 13 was kept away from to laboratory panel 14 is rotated with the bottom of the adjacent one side of high piece 3 and is connected, the staff is with elevator motor 5 circular telegram, elevator motor 5 starts, elevator motor 5 drives lift screw post 11 and rotates, the screw thread on lift screw post 11 surface matches each other with the screw thread of high piece 3 inner wall, high piece 3 receives spacing of two high poles 2, so high piece 3 takes place to slide along lift screw post 11, it carries out synchronous motion to drive laboratory panel 14 when high piece 3 goes up and down, highly adjust the extrusion.
The utility model discloses a use is: a backrest to be detected is placed on one side of a vertical plate 6 by a worker, a pushing cylinder 81 is started, the pushing cylinder 81 performs telescopic motion, a connecting plate 84 is pushed by the pushing cylinder 81 from one side, the connecting plate 84 drives a positioning plate 82 to perform synchronous motion through a sliding rod 85, the positioning plate 82 drives a vacuum chuck 83 to adsorb and fix the backrest, two fixing cylinders 71 are started, two fixing cylinders 71 perform telescopic motion, two fixing cylinders 71 push a fixing seat 72 from one side, the fixing seat 72 drives a linkage rod 73 to perform synchronous motion, the length of the linkage rod 73 is fixed, the linkage rod 73 pushes the linkage rod 73 to perform angular deflection along the vertical plate 6 from one side of the fixing frame 74, the two fixing frames 74 are matched with each other to fix the backrest, the worker energizes a lifting motor 5, the lifting motor 5 is started, the lifting motor 5 drives a lifting threaded column 11 to rotate, threads on the surface of the lifting threaded column 11 are matched with threads on the inner wall of a height block 3, the height block 3 is limited by the two height rods 2, so that the height block 3 slides along the lifting threaded column 11, the height block 3 drives the experiment board 14 to synchronously move when lifted, the extrusion height is adjusted, the angle cylinder 12 is started, the angle cylinder 12 performs telescopic motion, the angle cylinder 12 pushes the angle block 13 from one side, the angle block 13 performs synchronous motion, when the position of the angle block 13 is changed, the experiment board 14 mounted on the angle block 13 correspondingly deflects, a worker rotates the mounting threaded column 17, threads on the surface of the mounting threaded column 17 are matched with threads on the inner wall of the threaded mounting hole 18, the worker rotates the mounting threaded column 17 to mount the pressure block 15 on the experiment board 14, the worker energizes the translation motor 10, the translation motor 10 is started, the translation motor 10 drives the translation threaded column 20 to rotate, threads on the surface of the translation threaded column 20 are matched with threads on the inner wall of the translation block 9, translation piece 9 receives the translation groove 19 spacing that matches each other with its shape size, so translation piece 9 takes place to slide along translation screw post 20, adjusts the back position of fixing on riser 6, and riser 6 is to being close to the motion of lift screw post 11 direction for back and pressure block 15 contact on the riser 6, and pressure block 15 extrudees the back from one side, tests the tired degree of back.
Claims (3)
1. The utility model provides an easy back combination fatigue test device who adjusts which characterized in that: one side of the top end of a fixed base (1) is rotatably connected with a lifting threaded column (11), two height rods (2) positioned at two sides of the lifting threaded column (11) are fixedly arranged on the fixed base (1), the top ends of the two height rods (2) are respectively fixedly connected with two sides of the bottom end of a top plate (4), the middle part of the lifting threaded column (11) is in threaded connection with a height block (3) in sliding connection with the two height rods (2), an angle cylinder (12) is fixedly arranged at the top end of one side of the height block (3), an angle block (13) is fixedly arranged at the movable end of the angle cylinder (12), an experimental plate (14) is rotatably connected at the bottom end of the angle block (13), a plurality of threaded mounting holes (18) are formed in one side, far away from the height block (3), of the experimental plate (14), a mounting threaded column (17) is installed on the internal thread of one threaded mounting hole (18), and a pressure block (15) is rotatably connected at one end of the mounting threaded column (17), a detector (16) is fixedly arranged on the surface of the pressure block (15); a translation groove (19) is formed in one side, far away from the lifting threaded column (11), of the top end of the fixed base (1), a translation threaded column (20) is rotatably connected inside the translation groove (19), a translation block (9) in sliding connection with the translation groove (19) is in threaded connection with the middle of the translation threaded column (20), a vertical plate (6) is fixedly installed at the top end of the translation block (9), first fixing mechanisms (7) are fixedly installed at two ends of one side of the vertical plate (6), and two second fixing mechanisms (8) are fixedly installed in the middle of the vertical plate (6); the two first fixing mechanisms (7) respectively comprise two fixing cylinders (71), two fixing seats (72), two linkage rods (73), two mounting seats (75) and two fixing frames (74), the fixing cylinders (71) are rotatably connected inside the two mounting seats (75) through pin shafts, the fixing seats (72) are fixedly mounted at the movable ends of the two fixing cylinders (71), the linkage rods (73) are rotatably connected inside the two fixing seats (72) through pin shafts, the fixing frames (74) are rotatably connected at one ends, far away from the fixing seats (72), of the two linkage rods (73), one sides of the four mounting seats (75) are respectively and fixedly connected with two ends of two sides of the vertical plate (6), and one ends of the four fixing frames (74) are rotatably connected with the surface of the vertical plate (6); two second fixed establishment (8) all include push cylinder (81), locating plate (82), vacuum chuck (83), connecting plate (84), two slide rod (85) and two spring (86), the expansion end fixed mounting of push cylinder (81) has connecting plate (84), the equal sliding connection in both ends of connecting plate (84) one side has slide rod (85), the one end that connecting plate (84) were kept away from to two slide rod (85) respectively with the both ends fixed connection of locating plate (82) one side, the equal fixed mounting in both sides between locating plate (82) and connecting plate (84) has spring (86), the one end fixed mounting that slide rod (85) were kept away from to locating plate (82) has vacuum chuck (83), the middle part of two push cylinder (81) all with riser (6) fixed connection.
2. The easy-to-adjust backrest combination fatigue test device of claim 1, characterized in that: one side fixed mounting of unable adjustment base (1) has translation motor (10), and the output of translation motor (10) passes unable adjustment base (1) and the adjacent one end fixed connection of translation threaded column (20).
3. The easy-to-adjust backrest combination fatigue test device of claim 1, characterized in that: the top fixed mounting of roof (4) has elevator motor (5), and the top fixed connection of roof (4) and lift screw thread post (11) is passed to the output of elevator motor (5), and the one end that angle piece (13) were kept away from in laboratory panel (14) is rotated with the bottom of the adjacent one side of high piece (3) and is connected.
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CN202221218173.7U CN217331640U (en) | 2022-05-21 | 2022-05-21 | Easy-to-adjust backrest combined fatigue experimental device |
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CN202221218173.7U CN217331640U (en) | 2022-05-21 | 2022-05-21 | Easy-to-adjust backrest combined fatigue experimental device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116558848A (en) * | 2023-05-17 | 2023-08-08 | 嘉兴禾晟新材料科技有限公司 | Composite material aviation seat backboard fatigue detection equipment |
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- 2022-05-21 CN CN202221218173.7U patent/CN217331640U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116558848A (en) * | 2023-05-17 | 2023-08-08 | 嘉兴禾晟新材料科技有限公司 | Composite material aviation seat backboard fatigue detection equipment |
CN116558848B (en) * | 2023-05-17 | 2023-10-20 | 嘉兴禾晟新材料科技有限公司 | Composite material aviation seat backboard fatigue detection equipment |
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