CN112798257A

CN112798257A - Wear-resisting testing arrangement of draw-bar box walking

Info

Publication number: CN112798257A
Application number: CN202110149637.7A
Authority: CN
Inventors: 朱金丰
Original assignee: Ruian Zhongtai Luggage Accessories Co ltd
Current assignee: Ruian Zhongtai Luggage Accessories Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-05-14

Abstract

The invention discloses a trolley case walking wear resistance testing device which comprises a bottom plate, wherein limiting plates are fixedly connected to the front end and the rear end of the center of the top of the bottom plate, servo motors are fixedly connected to the two sides of the front surface of each limiting plate, the output ends of the servo motors penetrate through the inner sides of the limiting plates and are fixedly connected with walking wear resistance testing rollers, and fixing plates are fixedly connected to the two sides of the top of the bottom plate. According to the invention, the fixed plate, the box body, the stepping motor, the threaded rod, the threaded block, the movable plate, the push rod, the U-shaped clamping plate, the rotating shaft, the first bearing, the second bearing, the sliding groove, the sliding block and the buffer pad are matched with each other, so that the advantage of clamping and fixing the draw-bar box is achieved, the draw-bar box can be effectively clamped and fixed when the walking wear-resistance test is carried out on the draw-bar box, the draw-bar box is prevented from shaking and falling off, the accuracy of the walking wear-resistance test of the draw-bar box is improved, and the use requirements of users.

Description

Wear-resisting testing arrangement of draw-bar box walking

Technical Field

The invention relates to the technical field of draw-bar box processing, in particular to a wear-resistant walking test device for a draw-bar box.

Background

The draw-bar box is a luggage case with a draw bar and rollers, and is widely used due to convenient use, meanwhile, the draw-bar box is also provided with a draw bar due to the case, and the draw bar is divided into a single-tube draw bar and a double-tube draw bar, and the tube of the draw bar is divided into a square tube and a round tube, so that the luggage case can be conveniently dragged during walking, the burden is greatly reduced, the draw-bar box can be carried and dragged, the wheels of the draw-bar box used by people at ordinary times are basically positioned at the bottom of the case, and modern people design a new draw-bar box, and design the case into a cylindrical shape, and the wheels are completely wrapped outside the case, so that the draw-bar box can be better adapted to different terrains, and people can easily go upstairs and downstairs if directly pulling the case.

When walking wear-resisting test, the draw-bar box need use wear-resisting testing arrangement, and present wear-resisting testing arrangement has following shortcoming: the existing wear-resistant testing device does not have the function of clamping and fixing the draw-bar box, so that the draw-bar box is easy to shake and fall off when being used for walking wear-resistant testing, the walking wear-resistant testing accuracy of the draw-bar box is low, and the use requirement of a user cannot be met.

Disclosure of Invention

The invention aims to provide a trolley case walking wear-resistance testing device which has the advantages of clamping and fixing a trolley case and solves the problem that the existing wear-resistance testing device does not have the function of clamping and fixing the trolley case, so that the trolley case is easy to shake and fall off during walking wear-resistance testing, and the walking wear-resistance testing accuracy of the trolley case is low.

In order to achieve the purpose, the invention provides the following technical scheme: a trolley case walking wear resistance testing device comprises a bottom plate, wherein the front end and the rear end of the center of the top of the bottom plate are fixedly connected with a limiting plate, both sides of the front surface of the limiting plate are fixedly connected with servo motors, the output ends of the servo motors penetrate through the inner side of the limiting plate and are fixedly connected with walking wear-resistant test rollers, the two sides of the top of the bottom plate are both fixedly connected with a fixed plate, the top of the outer side of the fixed plate is fixedly connected with a box body, the outer side of the box body is fixedly connected with a stepping motor, the output end of the stepping motor is fixedly connected with a threaded rod, the inner end of the threaded rod penetrates into the inner cavity of the box body, the surface of the threaded rod is in threaded connection with a threaded block, the top and the bottom of screw thread piece all fixedly connected with fly leaf, the inboard front end of fly leaf and the equal fixedly connected with push rod in rear end, the inner of push rod runs through to the inboard and fixedly connected with U type chucking plate of fixed plate.

Preferably, the rear end fixedly connected with pivot of the wear-resisting test roller of walking, the rear end of pivot has cup jointed first bearing, the back of first bearing and the inboard fixed connection of limiting plate.

Preferably, the inner end of the threaded rod is sleeved with a second bearing, and the inner side of the second bearing is fixedly connected with the inner wall of the box body.

Preferably, the top and the bottom of the inner wall of the box body are both provided with sliding grooves, the inner cavities of the sliding grooves are connected with sliding blocks in a sliding mode, and the inner sides of the sliding blocks are fixedly connected with the outer sides of the movable plates.

Preferably, the inner cavity of the U-shaped clamping plate is bonded with a buffer pad, and the buffer pad is made of buffer rubber.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the fixed plate, the box body, the stepping motor, the threaded rod, the threaded block, the movable plate, the push rod, the U-shaped clamping plate, the rotating shaft, the first bearing, the second bearing, the sliding groove, the sliding block and the buffer pad are matched with each other, so that the advantage of clamping and fixing the draw-bar box is achieved, the draw-bar box can be effectively clamped and fixed when the walking wear-resistance test is carried out on the draw-bar box, the draw-bar box is prevented from shaking and falling off, the accuracy of the walking wear-resistance test of the draw-bar box is improved, and the use requirements of users.

2. The walking wear-resistant testing roller has the advantages that the walking wear-resistant testing roller is arranged to play a walking testing role on the trolley case roller, the fixing plate is arranged to play a role in facilitating installation and fixation of a case body, the U-shaped clamping plate is arranged to play a clamping limiting role on the trolley case, the rotating shaft and the first bearing are arranged to play a role in stabilizing the walking wear-resistant testing roller during rotation, the second bearing is arranged to play a role in stabilizing the threaded rod during rotation, the sliding groove and the sliding block are arranged to play a role in stabilizing the movable plate during movement, and the cushion pad is arranged to play a buffering protection role on the trolley case.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged sectional view of the internal structure of the container body according to the present invention;

FIG. 3 is a schematic top view of the present invention.

In the figure: 1. a base plate; 2. a limiting plate; 3. a servo motor; 4. walking a wear-resistant test roller; 5. a fixing plate; 6. a box body; 7. a stepping motor; 8. a threaded rod; 9. a thread block; 10. a movable plate; 11. a push rod; 12. a U-shaped clamping plate; 13. a rotating shaft; 14. a first bearing; 15. a second bearing; 16. a chute; 17. a slider; 18. a cushion pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a trolley case walking wear-resistance testing device comprises a bottom plate 1, a limiting plate 2 is fixedly connected to the front end and the rear end of the center of the top of the bottom plate 1, a servo motor 3 is fixedly connected to both sides of the front surface of the limiting plate 2, the output end of the servo motor 3 penetrates through the inner side of the limiting plate 2 and is fixedly connected with a walking wear-resistance testing roller 4, a fixed plate 5 is fixedly connected to both sides of the top of the bottom plate 1, a box body 6 is fixedly connected to the top of the outer side of the fixed plate 5, a stepping motor 7 is fixedly connected to the outer side of the box body 6, a threaded rod 8 is fixedly connected to the output end of the stepping motor 7, the inner end of the threaded rod 8 penetrates through the inner cavity of the box body 6, a threaded block 9 is connected to the surface of the threaded rod 8, movable plates, the inner end of the push rod 11 penetrates through the inner side of the fixed plate 5 and is fixedly connected with a U-shaped clamping plate 12, the rear end of the walking wear-resistant test roller 4 is fixedly connected with a rotating shaft 13, the rear end of the rotating shaft 13 is sleeved with a first bearing 14, the back surface of the first bearing 14 is fixedly connected with the inner side of the limiting plate 2, the inner end of the threaded rod 8 is sleeved with a second bearing 15, the inner side of the second bearing 15 is fixedly connected with the inner wall of the box body 6, the top and the bottom of the inner wall of the box body 6 are both provided with a sliding groove 16, the inner cavity of the sliding groove 16 is slidably connected with a sliding block 17, the inner side of the sliding block 17 is fixedly connected with the outer side of the movable plate 10, the inner cavity of the U-shaped clamping plate 12 is bonded with a buffer cushion 18, the buffer cushion 18 is made of buffer rubber, the walking, the U-shaped clamping plate 12 is arranged to play a role in clamping and limiting the draw-bar box, the rotating shaft 13 and the first bearing 14 are arranged to play a role in stabilizing the walking wear-resistant test roller 4 during rotation, the second bearing 15 is arranged to play a role in stabilizing the threaded rod 8 during rotation, the sliding groove 16 and the sliding block 17 are arranged to play a role in stabilizing the movable plate 10 during movement, the buffer cushion 18 is arranged to play a role in buffering and protecting the draw-bar box, and the fixing plate 5, the box body 6, the stepping motor 7, the threaded rod 8, the threaded block 9, the movable plate 10, the push rod 11, the U-shaped clamping plate 12, the rotating shaft 13, the first bearing 14, the second bearing 15, the sliding groove 16, the sliding block 17 and the buffer cushion 18 are arranged to be matched with each other, so that the advantage of clamping and fixing the draw-bar box is achieved, and the draw-bar box can be effectively clamped and fixed during the walking wear, prevent that the draw-bar box from rocking and droing, improved the wear-resisting test rate of accuracy of walking of draw-bar box, can satisfy user's user demand.

When the device is used, firstly, a draw-bar box is placed on the top of a walking wear-resistant test roller 4, the roller of the draw-bar box is contacted with the top of the walking wear-resistant test roller 4, then a stepping motor 7 is started through an external controller, the stepping motor 7 is started to drive a threaded rod 8 to start rotating in an inner cavity of a second bearing 15, the threaded rod 8 is stable in rotation, the threaded rod 8 drives a movable plate 10 to start moving through threads, the movable plate 10 moves to drive a sliding block 17 to slide in an inner cavity of a sliding groove 16, the movable plate 10 is stable in movement, the movable plate 10 moves to drive a push rod 11 to start moving, the push rod 11 moves to drive a U-shaped clamping plate 12 and a buffer pad 18 to clamp and fix the draw-bar box, then the servo motor 3 is started through the external controller, the servo motor 3 is started to drive the walking wear-resistant test roller 4 to start rotating, the, make the wear-resisting test roller of walking 4 rotate stably, the wear-resisting test roller of walking 4 rotate simultaneously and begin to rotate the wear-resisting test to the gyro wheel of draw-bar box bottom can to reached and pressed from both sides tight fixed advantage to the draw-bar box.

All the components in the invention are universal standard components or components known by those skilled in the art, the structure and principle of the components can be known by technical manuals or conventional experimental methods, meanwhile, the standard components used in the application document can be purchased from the market, the components in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each component adopts the conventional means of mature bolts, rivets, welding and the like in the prior art, the machinery, the components and equipment adopt the conventional models in the prior art, the control mode is automatically controlled through a controller, the control circuit of the controller can be realized through simple programming of those skilled in the art, the components belong to the common knowledge in the art, and the application document is mainly used for protecting mechanical devices, so the detailed explanation of the control mode and circuit connection is omitted, no specific description is made here, and the peripheral controller mentioned in the specification may play a role of controlling the electric elements mentioned herein, and the peripheral controller is a conventionally known device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a draw-bar box walking wear-resisting testing arrangement, includes bottom plate (1), its characterized in that: the front end and the rear end of the center of the top of the bottom plate (1) are fixedly connected with a limiting plate (2), the two positive sides of the limiting plate (2) are fixedly connected with a servo motor (3), the output end of the servo motor (3) penetrates through the inner side of the limiting plate (2) and is fixedly connected with a walking wear-resistant test roller (4), the two sides of the top of the bottom plate (1) are fixedly connected with a fixing plate (5), the top of the outer side of the fixing plate (5) is fixedly connected with a box body (6), the outer side of the box body (6) is fixedly connected with a stepping motor (7), the output end of the stepping motor (7) is fixedly connected with a threaded rod (8), the inner end of the threaded rod (8) penetrates through the inner cavity of the box body (6), the surface of the threaded rod (8) is in threaded connection with a threaded block (9), and the top, the front end and the rear end of the inner side of the movable plate (10) are fixedly connected with push rods (11), and the inner ends of the push rods (11) penetrate through the inner side of the fixed plate (5) and are fixedly connected with U-shaped clamping plates (12).

2. The trolley case walking wear-resisting test device according to claim 1, characterized in that: the rear end fixedly connected with pivot (13) of walking wear-resisting test roller (4), the rear end cover of pivot (13) has connect first bearing (14), the back of first bearing (14) and the inboard fixed connection of limiting plate (2).

3. The trolley case walking wear-resisting test device according to claim 1, characterized in that: the inner end of the threaded rod (8) is sleeved with a second bearing (15), and the inner side of the second bearing (15) is fixedly connected with the inner wall of the box body (6).

4. The trolley case walking wear-resisting test device according to claim 1, characterized in that: the top and the bottom of the inner wall of the box body (6) are both provided with sliding grooves (16), the inner cavity of each sliding groove (16) is connected with a sliding block (17) in a sliding mode, and the inner side of each sliding block (17) is fixedly connected with the outer side of the corresponding movable plate (10).

5. The trolley case walking wear-resisting test device according to claim 1, characterized in that: the inner cavity of the U-shaped clamping plate (12) is connected with a cushion pad (18) in an adhering mode, and the cushion pad (18) is made of cushion rubber.