CN209961669U - Automotive interior spare stain resistance testing arrangement - Google Patents

Abstract

The utility model relates to the technical field of auxiliary devices of testing equipment, in particular to a stain resistance testing device for automotive upholstery, which can automatically clean stains on the automotive upholstery, saves time and labor and improves the practicability; comprises a bottom plate, a chuck and a cleaning plate; still include four pneumatic cylinders of group, four telescopic links of group, two sets of connecting plates and fixed plate, four pneumatic cylinder top output of group link to each other with four telescopic link bottoms of group respectively, two sets of connecting plate the inner links to each other with fixed plate left end and right-hand member respectively, still include AC motor, the axis of rotation, first threaded rod, the movable block, the connecting axle, first ball bearing and first spacing piece, the inside working chamber that is provided with of fixed plate, and be provided with the working mouth at working chamber bottom intercommunication, still including removing the axle, the stopper, DC motor, the transmission shaft, firm board and two sets of supports, it links to each other with the movable block top to remove the axle bottom, the horizontal intercommunication in fixed.

Description

Automotive interior spare stain resistance testing arrangement

Technical Field

The utility model relates to a test equipment auxiliary device's technical field especially relates to an automotive interior spare dirt resistance testing arrangement.

Background

As is well known, a stain resistance testing device for automotive upholsteries is a device used for testing the stain resistance of the automotive upholsteries, so that people can more conveniently test the stain resistance of the automotive upholsteries, and the stain resistance testing device is widely used in the field of testing equipment; the existing automotive upholstery stain resistance testing device comprises a bottom plate, a chuck and a cleaning plate, wherein the bottom end of the chuck is detachably connected with the top end of the cleaning plate; when the existing automotive upholstery stain resistance testing device is used, the device is firstly fixed at a proper position, the automotive upholstery to be detected is placed on a bottom plate, a few drops of ink are dripped on the automotive upholstery, the device waits for a period of time, then a worker holds a chuck, the bottom end of a cleaning plate is in contact with the automotive upholstery, the ink on the automotive upholstery is cleaned, the worker observes whether the ink is cleaned, the stain resistance of the automotive upholstery is detected, the detachable connection is a common connection mode, the connection mode is not limited to one connection mode, and the detachable connection of the chuck and the cleaning plate can enable the worker to replace and clean the cleaning plate conveniently; the stain resistance testing device for the existing automotive interior parts is used for finding that stains on the automotive interior parts are cleaned, and workers need to hold the chuck by hands to clean the automotive interior parts, so that time and labor are wasted, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a can be to the automatic clearance of carrying on of spot on the automotive interior spare, labour saving and time saving relatively has improved the automotive interior spare stain resistance testing arrangement of practicality.

The utility model discloses a stain resistance testing device for automotive upholstery, which comprises a bottom plate, a chuck and a cleaning plate, wherein the bottom end of the chuck is detachably connected with the top end of the cleaning plate; the device also comprises four groups of hydraulic cylinders, four groups of telescopic rods, two groups of connecting plates and a fixed plate, wherein the bottom ends of the four groups of hydraulic cylinders are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the top end of the bottom plate, the top output ends of the four groups of hydraulic cylinders are respectively connected with the bottom ends of the four groups of telescopic rods, the top ends of the four groups of telescopic rods are respectively connected with the front sides and the rear sides of the bottom ends of the two groups of connecting plates, the inner ends of the two groups of connecting plates are respectively connected with the left end and the right end of the fixed plate, the device also comprises an alternating current motor, a rotating shaft, a first threaded rod, a moving block, a connecting shaft, a first ball bearing and a first limiting piece, a working cavity is arranged in the fixed plate, a working port is arranged at the bottom end of the, the right end of the first threaded rod is screwed and penetrates through the left end of the moving block and is connected with the left end of the connecting shaft, a placing cavity is arranged in the middle part of the right end of the fixed plate, the first ball bearing and the first limiting piece are placed in the placing cavity, the right end of the connecting shaft can rotatably penetrate through the left end of the placing cavity and extend into the first ball bearing to be connected with the first limiting piece, the device also comprises a moving shaft, a limiting block, a direct current motor, a transmission shaft, a stabilizing plate and two groups of supports, the bottom end of the moving shaft is connected with the top end of the moving block, the top end of the fixed plate is transversely communicated with a limiting hole, the top end of the moving shaft penetrates through the middle part of the bottom end of the limiting hole and penetrates through the middle part of the top end of the limiting hole to be connected with the bottom end of the limiting block, the bottom, the top end of the stabilizing plate is connected with the bottom end of the alternating current motor, the right end of the stabilizing plate is connected with the left end of the fixed plate, the bottom ends of the two groups of supports are respectively connected with the left end and the right end of the direct current motor, and the top ends of the two groups of supports are connected with the bottom end of the moving block.

The utility model discloses a device for testing the stain resistance of automotive upholstery, which also comprises a clamping plate, a movable plate, a support, two groups of turning blocks, two groups of second threaded rods and two groups of rotating shafts, wherein the bottom end of the clamping plate is connected with the left side of the top end of a bottom plate, the bottom end of the support is connected with the right side of the top end of the bottom plate, the bottom end of the movable plate is contacted with the right side of the top end of the bottom plate, the left ends of the two groups of turning blocks are respectively connected with the right ends of the two groups of second threaded rods, the left ends of the two groups of second threaded rods are respectively screwed and pass through the front side of the right end, and all be provided with second ball bearing and the spacing piece of second in two sets of chambeies that hold, two sets of rotation axis left ends are rotatable respectively and pass movable plate right-hand member front side and right-hand member rear side and stretch into respectively that two sets of second ball bearing are inside links to each other with two sets of spacing pieces of second respectively.

The utility model discloses a stain resistance testing arrangement of automotive interior spare still includes two sets of locking spring, and two sets of locking spring encircle respectively and set up on two sets of second threaded rod right-hand member lateral walls, and two sets of locking spring left ends contact with support right-hand member front side and right-hand member rear side respectively, and two sets of locking spring right-hand members contact with two sets of turning block left ends respectively.

The utility model discloses a stain resistance testing arrangement of automotive interior spare, cardboard right-hand member and removal board left end all are provided with the cushion.

The utility model discloses a stain resistance testing arrangement of automotive interior spare all is provided with the sand grip on two sets of turning block lateral walls.

The utility model discloses a stain resistance testing arrangement of automotive interior spare still includes four group's landing legs and four group's universal wheels, and four group's landing leg tops link to each other with bottom plate bottom left front side, left rear side, right front side and right rear side respectively, and four group's universal wheels are rotatable the bottom of installing at four group's landing legs respectively.

The utility model discloses a stain resistance testing arrangement of automotive interior spare still includes two sets of push rods, and two sets of push rod left ends link to each other with bottom plate right-hand member front side and right-hand member rear side respectively.

The utility model discloses a stain resistance testing arrangement of automotive interior spare all is provided with the handle cover on two sets of push rod right-hand member lateral walls.

Compared with the prior art, the beneficial effects of the utility model are that: the automatic cleaning device can automatically clean stains on automotive upholstery, is time-saving and labor-saving, firstly, the hydraulic cylinder is electrically connected, the hydraulic cylinder drives the telescopic rod to move up and down, further, the fixed plate is adjusted to a proper height, the cleaning plate is contacted with the automotive upholstery, then, the alternating current motor is electrically connected, the alternating current motor drives the rotating shaft to rotate, the rotating shaft drives the first threaded rod to rotate, the right end of the first threaded rod is connected with the connecting shaft, the connecting shaft can rotate in the first ball bearing, further, the first threaded rod is assisted to rotate, further, the moving block can move left and right, the moving shaft can move in the limiting hole, the limiting block plays a certain limiting role on the moving shaft, further, the moving block is prevented from rotating, meanwhile, the direct current motor is electrically connected, the direct current motor drives the transmission shaft to rotate, and the, and then make the clearance board rotate and move about simultaneously, automatic clear up automotive interior spare, the firm board can make alternating current motor more firm, and the support can make direct current motor more firm, and direct current motor, alternating current motor and pneumatic cylinder are all purchased to direct current motor, alternating current motor and pneumatic cylinder all carry out the electricity through the instruction manual of buying together when using and connect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic top view of the moving plate portion of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

FIG. 4 is a schematic top view of the limiting hole of the present invention;

in the drawings, the reference numbers: 1. a base plate; 2. a chuck; 3. cleaning the plate; 4. a hydraulic cylinder; 5. a telescopic rod; 6. a connecting plate; 7. a fixing plate; 8. an alternating current motor; 9. a rotating shaft; 10. a first threaded rod; 11. a moving block; 12. a connecting shaft; 13. a first ball bearing; 14. a movable shaft; 15. a limiting block; 16. a direct current motor; 17. a drive shaft; 18. a stabilizing plate; 19. a support; 20. a limiting hole; 21. clamping a plate; 22. moving the plate; 23. a support; 24. rotating the block; 25. a second threaded rod; 26. a rotating shaft; 27. a second ball bearing; 28. a locking spring; 29. a rubber pad; 30. a convex strip; 31. a support leg; 32. a universal wheel; 33. a push rod; 34. a handle sleeve.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, the device for testing the stain resistance of the automotive upholstery of the present invention comprises a bottom plate 1, a chuck 2 and a cleaning plate 3, wherein the bottom end of the chuck 2 is detachably connected with the top end of the cleaning plate 3; the device also comprises four groups of hydraulic cylinders 4, four groups of telescopic rods 5, two groups of connecting plates 6 and a fixed plate 7, wherein the bottom ends of the four groups of hydraulic cylinders 4 are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the top end of the bottom plate 1, the top output ends of the four groups of hydraulic cylinders 4 are respectively connected with the bottom ends of the four groups of telescopic rods 5, the top ends of the four groups of telescopic rods 5 are respectively connected with the front side and the bottom rear side of the bottom end of the two groups of connecting plates 6, the inner ends of the two groups of connecting plates 6 are respectively connected with the left end and the right end of the fixed plate 7, the device also comprises an alternating current motor 8, a rotating shaft 9, a first threaded rod 10, a moving block 11, a connecting shaft 12, a first ball bearing 13 and a first limiting plate, a working cavity is arranged in the fixed plate 7, a working port is arranged at the bottom end of the working cavity in a communicating, the right end of a first threaded rod 10 penetrates through the left end of a moving block 11 in a threaded manner and is connected with the left end of a connecting shaft 12, a placing cavity is arranged in the middle of the right end of a fixed plate 7, a first ball bearing 13 and a first limiting piece are placed in the placing cavity, the right end of the connecting shaft 12 can rotatably penetrate through the left end of the placing cavity and extend into the first ball bearing 13 to be connected with the first limiting piece, the device also comprises a moving shaft 14, a limiting block 15, a direct current motor 16, a transmission shaft 17, a stabilizing plate 18 and two groups of brackets 19, the bottom end of the moving shaft 14 is connected with the top end of the moving block 11, the top end of the fixed plate 7 is transversely communicated with a limiting hole 20, the top end of the moving shaft 14 penetrates through the middle of the bottom end of the limiting hole 20 and penetrates through the middle of the top end of the limiting hole 20 to, the output end of the bottom of the direct current motor 16 is connected with the top end of a transmission shaft 17, the bottom end of the transmission shaft 17 is connected with the middle part of the top end of the chuck 2, the top end of a stabilizing plate 18 is connected with the bottom end of an alternating current motor 8, the right end of the stabilizing plate 18 is connected with the left end of a fixed plate 7, the bottom ends of two groups of brackets 19 are respectively connected with the left end and the right end of the direct current motor 16, and the top ends of the two groups; the automatic cleaning device can automatically clean stains on automotive upholstery, is time-saving and labor-saving, firstly, the hydraulic cylinder is electrically connected, the hydraulic cylinder drives the telescopic rod to move up and down, further, the fixed plate is adjusted to a proper height, the cleaning plate is contacted with the automotive upholstery, then, the alternating current motor is electrically connected, the alternating current motor drives the rotating shaft to rotate, the rotating shaft drives the first threaded rod to rotate, the right end of the first threaded rod is connected with the connecting shaft, the connecting shaft can rotate in the first ball bearing, further, the first threaded rod is assisted to rotate, further, the moving block can move left and right, the moving shaft can move in the limiting hole, the limiting block plays a certain limiting role on the moving shaft, further, the moving block is prevented from rotating, meanwhile, the direct current motor is electrically connected, the direct current motor drives the transmission shaft to rotate, and the, and then make the clearance board rotate and move about simultaneously, automatic clear up automotive interior spare, the firm board can make alternating current motor more firm, and the support can make direct current motor more firm, and direct current motor, alternating current motor and pneumatic cylinder are all purchased to direct current motor, alternating current motor and pneumatic cylinder all carry out the electricity through the instruction manual of buying together when using and connect.

The utility model discloses a device for testing the stain resistance of automotive upholstery, which also comprises a clamping plate 21, a movable plate 22, a support 23, two groups of turning blocks 24, two groups of second threaded rods 25 and two groups of rotating shafts 26, wherein the bottom end of the clamping plate 21 is connected with the left side of the top end of a bottom plate 1, the bottom end of the support 23 is connected with the right side of the top end of the bottom plate 1, the bottom end of the movable plate 22 is contacted with the right side of the top end of the bottom plate 1, the left ends of the two groups of turning blocks 24 are respectively connected with the right ends of the two groups of second threaded rods 25, the left ends of the two groups of second threaded rods 25 are respectively screwed and pass through the front side and the rear side of the right, second ball bearings 27 and second limiting pieces are arranged in the two groups of containing cavities, and the left ends of the two groups of rotating shafts 26 respectively penetrate through the front side of the right end and the rear side of the right end of the moving plate 22 in a rotating mode and respectively extend into the two groups of second ball bearings 27 to be connected with the two groups of second limiting pieces respectively; the automotive interior part can be clamped and fixed, so that the automotive interior part is more stable, the two groups of turning blocks are simultaneously turned by workers, the second threaded rod is enabled to rotate inside the support and simultaneously move left and right, the left end of the second threaded rod is connected with the rotating shaft, the rotating shaft can rotate inside the second ball bearing, the second threaded rod is further assisted to rotate, the moving plate is enabled to move left and right, and the moving plate and the clamping plate are mutually matched and act to fix the automotive interior part.

The utility model discloses a device for testing the stain resistance of automotive upholstery, which also comprises two groups of locking springs 28, wherein the two groups of locking springs 28 are respectively arranged on the outer side walls of the right ends of the two groups of second threaded rods 25 in a surrounding manner, the left ends of the two groups of locking springs 28 are respectively contacted with the front side and the rear side of the right end of the support 23, and the right ends of the two groups of locking springs 28 are respectively contacted with the left ends of the two groups of rotating blocks 24; the locking spring can make the second threaded rod more firm when being fixed to the automotive interior trim part.

In the device for testing the stain resistance of the automotive upholstery, the right end of the clamping plate 21 and the left end of the movable plate 22 are both provided with the rubber mats 29; the rubber mat can ensure that the moving plate and the clamping plate can play a certain role in protecting the automotive upholstery when contacting the automotive upholstery.

The utility model discloses a stain resistance testing device for automobile interior parts, wherein raised lines 3 are arranged on the outer side walls of two groups of turning blocks 24; the convex strip can make the staff more convenient when rotating the turning block.

The utility model discloses a device for testing the stain resistance of automotive upholstery, which also comprises four groups of supporting legs 31 and four groups of universal wheels 32, wherein the top ends of the four groups of supporting legs 31 are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the bottom plate 1, and the four groups of universal wheels 32 are respectively rotatably arranged at the bottom ends of the four groups of supporting legs 31; the supporting legs and the universal wheels are matched with each other, so that the device is more convenient to move.

The utility model discloses a device for testing the stain resistance of automotive upholstery, which also comprises two groups of push rods 33, wherein the left ends of the two groups of push rods 33 are respectively connected with the front side of the right end and the rear side of the right end of the bottom plate 1; the push rod can make the staff more convenient when the thrust unit.

The utility model discloses a device for testing the stain resistance of automotive upholstery, wherein handle sleeves 34 are arranged on the outer side walls of the right ends of two groups of push rods 33; the handle sleeve can make the staff more comfortable when contacting with the push rod, and improves the use comfort of the device.

The utility model discloses a device for testing the stain resistance of automotive upholstery, it fixes the device in a suitable position at first at during operation, the automotive upholstery that needs to detect is placed on the bottom plate, several drops of ink are dripped on the automotive upholstery, wait for a period of time, make the cleaning plate bottom contact with the automotive upholstery, clean the ink on the automotive upholstery, the staff observes whether the ink is good to be cleaned, and then detect the stain resistance of the automotive upholstery, can dismantle the connection and be the common connection mode, but not only be limited to a connection mode, the chuck can be dismantled with the cleaning plate and be connected and can make the staff more convenient replace and wash the cleaning plate, can automatically clean the stain on the automotive upholstery, it is more labour saving and time saving, at first, carry out the electrical connection with the pneumatic cylinder, the pneumatic cylinder drives the telescopic link to move up and down, further adjusting the fixed plate to a proper height to enable the cleaning plate to be in contact with the automotive upholstery, then electrically connecting the alternating current motor, the alternating current motor drives the rotating shaft to rotate, the rotating shaft drives the first threaded rod to rotate, the right end of the first threaded rod is connected with the connecting shaft, the connecting shaft can rotate in the first ball bearing to assist the first threaded rod to rotate, further enabling the moving block to move left and right, the moving shaft can move in the limiting hole, the limiting block has a certain limiting effect on the moving shaft to prevent the moving block from rotating, meanwhile, the direct current motor is electrically connected, the direct current motor drives the transmission shaft to rotate, the transmission shaft drives the chuck to rotate, further enabling the cleaning plate to rotate and move left and right, and automatically cleaning the automotive upholstery, the stabilizing plate can enable the alternating current motor to be more stable, and the support can enable the direct current motor to be more stable, the automotive upholstery can be clamped and fixed, so that the automotive upholstery is more stable, an operator can simultaneously rotate two groups of turning blocks, the second threaded rod can simultaneously rotate in the support and simultaneously move left and right, the left end of the second threaded rod is connected with the rotating shaft, the rotating shaft can rotate in the second ball bearing to assist the second threaded rod to rotate, so that the moving plate can move left and right, the moving plate and the clamping plate can be mutually matched to fix the automotive upholstery, the locking spring can enable the second threaded rod to be more firm when fixing the automotive upholstery, the rubber mat can enable the moving plate and the clamping plate to play a certain protection role on the automotive upholstery when contacting with the automotive upholstery, the convex strips can enable the operator to more conveniently rotate the turning blocks, the supporting legs and the universal wheels are mutually matched to enable the device to more conveniently move, the push rod can make the staff more convenient when thrust unit, and it is more comfortable when contacting with the push rod to make the staff, has improved the use travelling comfort of device, and direct current motor, alternating current motor and pneumatic cylinder all purchase to direct current motor, alternating current motor and pneumatic cylinder all carry out the electricity through the instruction manual of buying together when using and connect.

The utility model discloses a car interior spare is resistant to glue dirty nature testing arrangement, above the mounting means, the connected mode or the mode that sets up of all parts are welding, riveting or other common mechanical mode, wherein can slide/rotate fixedly promptly for slide/rotate the state under not dropping, seal when sealed intercommunication is two connecting pieces intercommunications promptly, and concrete structure, model and the coefficient index of its all parts are its from taking the technique, as long as can reach all can implementing of its beneficial effect, the event is not adding the perusal more.

The stain resistance testing device for the automotive upholstery of the utility model, under the condition that no opposite explanation is made, the orientation words contained in the terms of 'up-down, left-right, front-back, inside-outside, vertical and horizontal' and the like only represent the orientation of the term in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. The device for testing the stain resistance of the automotive upholstery comprises a bottom plate (1), a chuck (2) and a cleaning plate (3), wherein the bottom end of the chuck (2) is detachably connected with the top end of the cleaning plate (3); it is characterized by also comprising four groups of hydraulic cylinders (4), four groups of telescopic rods (5), two groups of connecting plates (6) and a fixed plate (7), wherein the bottom ends of the four groups of hydraulic cylinders (4) are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the top end of the bottom plate (1), the top output ends of the four groups of hydraulic cylinders (4) are respectively connected with the bottom ends of the four groups of telescopic rods (5), the top ends of the four groups of telescopic rods (5) are respectively connected with the front sides and the rear sides of the bottom ends of the two groups of connecting plates (6), the inner ends of the two groups of connecting plates (6) are respectively connected with the left end and the right end of the fixed plate (7), the hydraulic cylinder also comprises an alternating current motor (8), a rotating shaft (9), a first threaded rod (10), a moving block (11), a connecting shaft (12), the right end of an alternating current motor (8) is connected with the left end of a fixed plate (7), the right output end of the alternating current motor (8) is connected with the left end of a rotating shaft (9), the right end of the rotating shaft (9) penetrates through the left end of the fixed plate (7) and extends into the fixed plate (7) to be connected with the left end of a first threaded rod (10), the right end of the first threaded rod (10) penetrates through the left end of a moving block (11) in a threaded mode and is connected with the left end of a connecting shaft (12), a placing cavity is formed in the middle of the right end of the fixed plate (7), a first ball bearing (13) and a first limiting piece are both placed in the placing cavity, the right end of the connecting shaft (12) can rotatably penetrate through the left end of the placing cavity and extend into the first ball bearing (13) to be connected with the first limiting piece, the alternating current motor further comprises a moving shaft (14), a limiting block (15), remove axle (14) bottom and link to each other with movable block (11) top, fixed plate (7) top transverse intercommunication is provided with spacing hole (20), remove axle (14) top and pass spacing hole (20) bottom middle part and wear out spacing hole (20) top middle part and link to each other with stopper (15) bottom, stopper (15) bottom and fixed plate (7) top middle part contact, direct current motor (16) top links to each other with movable block (11) bottom, direct current motor (16) bottom output links to each other with transmission shaft (17) top, transmission shaft (17) bottom links to each other with chuck (2) top middle part, firm board (18) top links to each other with alternating current motor (8) bottom, firm board (18) right-hand member links to each other with fixed plate (7) left end, two sets of support (19) bottom links to each other with direct current motor (16) left end and right-hand member respectively, two sets of support (19) tops all link to each other with movable block (11) bottom.

2. The automotive interior stain resistance testing device according to claim 1, further comprising a clamping plate (21), a moving plate (22), a support (23), two sets of turning blocks (24), two sets of second threaded rods (25) and two sets of rotating shafts (26), wherein the bottom end of the clamping plate (21) is connected with the left side of the top end of the bottom plate (1), the bottom end of the support (23) is connected with the right side of the top end of the bottom plate (1), the bottom end of the moving plate (22) is in contact with the right side of the top end of the bottom plate (1), the left ends of the two sets of turning blocks (24) are respectively connected with the right ends of the two sets of second threaded rods (25), the left ends of the two sets of second threaded rods (25) are respectively screwed through the front side and the rear side of the right end of the support (23) and are respectively connected with the right ends of the two sets of rotating shafts (26), both the insides of the front side and the rear sides of the right end of, the left ends of the two groups of rotating shafts (26) respectively and rotatably penetrate through the front side of the right end and the rear side of the right end of the moving plate (22) and respectively extend into the two groups of second ball bearings (27) to be respectively connected with the two groups of second limiting pieces.

3. The stain resistance test device for the interior trim part of the automobile according to claim 2, further comprising two sets of locking springs (28), wherein the two sets of locking springs (28) are respectively arranged on the outer side walls of the right ends of the two sets of second threaded rods (25) in a surrounding manner, the left ends of the two sets of locking springs (28) are respectively contacted with the front side and the rear side of the right ends of the support (23), and the right ends of the two sets of locking springs (28) are respectively contacted with the left ends of the two sets of rotating blocks (24).

4. The stain resistance test device for automotive upholsteries according to claim 3, wherein the right end of the clamping plate (21) and the left end of the moving plate (22) are provided with rubber pads (29).

5. The stain resistance test device for automotive upholsteries according to claim 4, wherein the outer side walls of the two groups of rotating blocks (24) are provided with raised strips (30).

6. The stain resistance test apparatus for automotive upholsteries according to claim 5, further comprising four sets of legs (31) and four sets of universal wheels (32), wherein the top ends of the four sets of legs (31) are respectively connected to the left front side, the left rear side, the right front side and the right rear side of the bottom end of the base plate (1), and the four sets of universal wheels (32) are respectively rotatably mounted on the bottom ends of the four sets of legs (31).

7. The stain resistance test device for automotive interior parts according to claim 6, further comprising two sets of push rods (33), wherein the left ends of the two sets of push rods (33) are respectively connected with the front side of the right end and the rear side of the right end of the bottom plate (1).

8. The automotive interior stain resistance testing device according to claim 7, wherein the outer side walls of the right ends of the two groups of push rods (33) are respectively provided with a handle sleeve (34).

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