Rail sliding block structure

Abstract

The invention relates to the field of industrial automation equipment, in particular to a rail sliding block structure which comprises a sliding block body, composite rollers are arranged on the two sides of the lower portion of the sliding block body, and the composite rollers are matched with a guide rail and can limit left and right and prevent rollover. Vertical rollers are arranged on the front side and the rear side of a sliding block body, composite rollers on the two sides of the lower portion of the sliding block body are clamped on the two sides of a guide rail, the sliding block body is located above the guide rail, linear motion is achieved through rotation of the composite rollers, the composite rollers are matched with the guide rail, left-right limiting can be achieved, rollover is prevented, and stability is improved. The vertical rollers are arranged on the front side and the rear side of the sliding block body and make contact with the upper surfaces of the guide rails, so that part of stress of the composite rollers is shared, and the bearing capacity is improved. Compared with the prior art, the roller type sliding blocks are adopted, the rollers are all arranged on the outer sides of the sliding blocks, and it can be avoided that due to internal dust collection, resistance is increased, and balls fall off; and meanwhile, the horizontal stability, the rollover prevention capacity and the bearing capacity are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of industrial automation equipment, in particular to a track slider structure. BACKGROUND

[0002] The slider and guide rail combination is a common mechanical transmission and guide element, and its working principle is that the slider moves linearly or curvilinearly along the track of the guide rail to realize the guiding and supporting of the moving part; the slider guide rail has various types, such as linear guide rail, roller guide rail, and ball guide rail, which are widely used in the fields of industrial automation, mechanical processing, electronic equipment, etc.

[0003] In some high-risk dust production, when a ball slider guide rail is used, dust is easily sucked into the slider, which in turn causes the ball resistance to increase, and there is a risk of falling off, and if it falls into the produced dust, it will interfere with the production, and in severe cases, there is a risk of explosion; and the existing roller slider structure is relatively loose, the supporting force is poor, and the carrying capacity is also relatively small. SUMMARY

[0004] In order to overcome the shortcomings of the prior art, the purpose of the present application is to provide a track slider structure to solve the problem of the existing roller slider structure being relatively loose, the supporting force being poor, and the carrying capacity being relatively small.

[0005] To achieve the above-mentioned purpose, the present application provides a track slider structure, which comprises a slider main body, composite rollers are arranged on both sides below the slider main body, the composite rollers fit the guide rail and can be limited left and right and prevent side turning; vertical rollers are arranged on the front and rear sides of the slider main body, and the vertical rollers contact the upper surface of the guide rail.

[0006] The principle of the technical scheme is that the composite rollers on both sides below the slider main body are clamped on both sides of the guide rail, so that the slider main body is located above the guide rail, linear motion is realized by the rotation of the composite rollers, the composite rollers fit the guide rail, can be limited left and right and prevent side turning, and the stability is improved; vertical rollers are arranged on both sides of the slider main body, and the vertical rollers contact the upper surface of the guide rail, i.e. share part of the stress of the composite rollers and improve the carrying capacity.

[0007] Compared with the prior art, the present application has the following advantages: 1. The roller type slider is adopted, and the rollers are all arranged on the outer side of the slider, which can avoid dust absorption inside to increase the resistance and cause the ball to fall off.

[0008] 2. The composite rollers fit the guide rail better, improving the horizontal stability and side turning prevention capability.

[0009] 3. The vertical rollers are added to share the stress of the composite rollers and improve the carrying capacity.

[0010] As a preferred embodiment of the present application, the composite roller on each side is provided with two.

[0011] Principles and beneficial effects of the technical solution: the composite roller is provided with two, which can further improve the carrying capacity and stability.

[0012] As a preferred embodiment of the present application, the composite roller comprises a profiled roller and a cam bearing follower, the slider body has a plurality of mounting holes and a plurality of stop holes, the cam bearing follower is vertically arranged and installed in the mounting hole after passing through the profiled roller; the bearing of the cam bearing follower and the profiled roller are located below the slider body, and the nut is located above the slider body; the bearing of the cam bearing follower is in contact with the side surface of the guide rail, and a plurality of stop pins are further arranged on the slider body, and the stop pins and the stop holes are in interference fit.

[0013] Principles and beneficial effects of the technical solution: the profiled roller can roll in the groove along the guide rail, drive the slider body to slide on the track, and at the same time, the shape fits the groove of the guide rail, which is used to improve the anti-rollover capability; the cam bearing follower comprises a bearing, a shaft and a nut, the shaft is fixedly connected with the bearing, the upper end of the shaft is provided with a thread and can be threadedly connected with the nut; wherein the bearing is in contact with the side surface of the guide rail, which can be used for lateral force and limit the horizontal position, and at the same time, share the stress of the profiled roller; the two are arranged in an upper and lower arrangement and form an integral whole, which ensures that the overall stress is more balanced, and at the same time, the installation is simple and convenient, the nut is used to install and fix the cam bearing follower and the profiled roller to the slider body; after the cam bearing follower is installed, the stop pin is inserted into the stop hole, so that it clamps the nut of the cam bearing follower, preventing the nut from rotating.

[0014] As a preferred embodiment of the present application, the front and rear sides of the slider body are provided with two protruding parts, the two protruding parts are used for installing the vertical roller, one side of the vertical roller is fixedly connected with a fixing bolt, and the fixing bolt is threadedly connected with the protruding part; the other side of the vertical roller is provided with a resisting bolt, and the resisting bolt is threadedly connected with the protruding part and its end surface abuts against the vertical roller.

[0015] Principles and beneficial effects of the technical solution: the two protruding parts are used for installing and limiting the vertical roller, the vertical roller is installed on one of the protruding parts by the fixing bolt, and the other protruding part is provided with a resisting bolt, which abuts against the other side of the vertical roller, on the one hand, the resisting bolt can balance the stress of the fixing bolt, and on the other hand, the vertical roller can be more stable and not easy to fall off; at the same time, the two protruding parts limit the vertical roller between them, so that even if it falls off, it is located between the two protruding parts.

[0016] As a preferred embodiment of the present application, the vertical roller comprises a fixed wheel and a needle bearing, the fixed wheel and the fixed bolt are threadedly connected; the needle bearing is arranged outside the fixed wheel.

[0017] The principle and beneficial effects of the technical solution are as follows: the fixed wheel is used for threadedly connecting with the fixed bolt and contacting with the supporting bolt, the needle bearing is arranged outside the fixed wheel and used for contacting with the guide rail to provide rotation ability.

[0018] As a preferred embodiment of the present application, two vertical rollers are arranged on each side, and the two vertical rollers on the same side are staggered.

[0019] The principle and beneficial effects of the technical solution are as follows: the vertical roller is arranged in two to further improve the bearing capacity; the two vertical rollers are staggered to improve the space utilization and facilitate installation.

[0020] As a preferred embodiment of the present application, a plurality of oil injection holes are arranged on both sides of the slider body, and the plurality of oil injection holes are respectively communicated with the plurality of mounting holes.

[0021] The principle and beneficial effects of the technical solution are as follows: the oil injection hole is used for adding lubricating oil to the composite roller to keep it lubricated. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiment or prior art description will be briefly introduced as follows.

[0023] Figure 1 It is a structural schematic view of the track slider structure embodiment of the present application.

[0024] Figure 2 It is a structural schematic view of the track slider structure embodiment of the present application. Figure 1 It is a partial enlarged view of detail A.

[0025] Figure 3 It is an exploded view of part of the track slider structure embodiment of the present application.

[0026] The reference signs in the drawings of the specification include: 1 slider body, 2 composite roller, 21 profiled roller, 22 cam bearing follower, 3 guide rail, 4 vertical roller, 41 fixed wheel, 42 needle bearing, 5 mounting hole, 6 stop pin, 7 protruding part, 8 fixed bolt, 9 supporting bolt, 10 oil injection hole, 11 stop hole, 12 baffle, 13 brush. DETAILED DESCRIPTION

[0027] Embodiments of the present application are described below in detail with reference to the accompanying drawings, wherein the same or similar components are denoted by the same or similar reference numerals, and thus repeated description is omitted. The embodiments described below are examples for explaining the present application, and are not intended to be limiting of the present application.

[0028] In the description of embodiments of the present application, it is to be understood that the orientation or positional relationship indicated by the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is merely for the purpose of facilitating the description of the embodiments of the present application and simplifying the description, and is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus cannot be understood as a limitation of the present application.

[0029] In addition, the terms "first", "second", "third", etc. are used only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second", etc. can explicitly or implicitly include one or more of the features. In the description of embodiments of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly specified.

[0030] The present application will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0031] As shown in the accompanying drawings Figure 1 and Figure 3As shown, the present application provides a track slider structure: including slider body 1, both sides below the slider body 1 are provided with two composite rollers 2, the composite rollers 2 fit the guide rail 3, can limit left and right and prevent rollover, improve stability; Specifically, the slider body 1 has a plurality of mounting holes 5 and a plurality of stop holes 11, the composite roller 2 includes a profiled roller 21 and a cam bearing follower 22, the cam bearing follower 22 is vertically arranged, passes through the profiled roller 21 and is installed in the mounting hole 5; The cam bearing follower 22 includes a bearing, a shaft and a nut, the shaft is fixedly connected with the bearing, the upper end of the shaft is provided with a thread and can be threadedly connected with the nut; The bearing of the cam bearing follower 22 and the profiled roller 21 are located below the slider body 1, and the nut is located above the slider body 1; A plurality of stop pins 6 are further arranged on the slider body 1, the stop pin 6 and the stop hole 11 are interference fit, the profiled roller 21 can roll in the groove along the guide rail 3, drive the slider body 1 to slide on the guide rail 3, and at the same time, the shape fits the groove of the guide rail 3, for improving the rollover prevention capability; The bearing of the cam bearing follower 22 can be used for lateral force, limiting the horizontal position, and sharing the stress of the profiled roller 21; The two are arranged in upper and lower rows and form an integral whole, ensuring that the overall stress is more balanced, and the installation is simple and convenient, the nut is used to install and fix the cam bearing follower 22 and the profiled roller 21 on the slider body 1; When the cam bearing follower 22 is installed, the stop pin 6 is inserted into the stop hole 11, so that it clamps the nut of the cam bearing follower 22, preventing the nut from rotating.

[0032] As shown in the accompanying drawings Figure 1 And Figure 2As shown, in the embodiment, the slider body 1 is provided with two protruding parts 7 on the front and back sides, two vertical rollers 4 are arranged in the two protruding parts 7, the two vertical rollers 4 are staggered, the vertical roller 4 is provided with two, which can improve the carrying capacity; staggered, which can improve the space utilization, and is convenient for installation; taking one of the vertical rollers 4 as an example, one side of the vertical roller 4 is fixedly connected with a fixed bolt 8, the fixed bolt 8 is threadedly connected with the protruding part 7; the other side of the vertical roller 4 is provided with a resisting bolt 9, the resisting bolt 9 is threadedly connected with the protruding part 7, and an end face of the resisting bolt 9 abuts against the vertical roller 4; the two protruding parts 7 are used for mounting and limiting the vertical roller 4, the vertical roller 4 is mounted on one of the protruding parts 7 by means of the fixed bolt 8, and the other protruding part 7 is provided with the resisting bolt 9, the other side of the vertical roller 4 is abutted by the resisting bolt 9, so that the vertical roller 4 is more stable and is not easy to fall off; meanwhile, the two protruding parts 7 limit the vertical roller 4 therebetween, so that even if the vertical roller 4 falls off, it is located between the two protruding parts 7, in addition, a baffle 12 can be arranged at outer ends of the two protruding parts 7, the baffle 12 can close the sides of the two protruding parts 7, further avoiding the vertical roller 4 from falling off, and a brush 13 is arranged below the baffle 12, which can clean the accumulated dust on the guide rail 3 when moving.

[0033] As shown in the accompanying drawings, Figure 2 As shown, in the embodiment, the vertical roller 4 comprises a fixed wheel 41 and a needle bearing 42, the fixed wheel 41 is threadedly connected with the fixed bolt 8; the needle bearing 42 is arranged on the outer side of the fixed wheel 41, the fixed wheel 41 is used for threadedly connecting with the fixed bolt 8 and contacting with the resisting bolt 9, and the needle bearing 42 is mounted on the outer side of the fixed wheel 41 and used for contacting with the guide rail 3, thereby providing rotation ability.

[0034] As shown in the accompanying drawings, Figure 1 As shown, in the embodiment, one side of the slider body 1 is provided with an oil injection hole 10, the oil injection hole 10 is communicated with the slider body 1 and connected to each of the composite rollers 2, and is used for adding lubricating oil to the composite rollers 2, so that the composite rollers 2 can be kept lubricated.

[0035] In the use process of some high-risk dust product production, the application adopts the combined structure of the composite roller 2 and the vertical roller 4, and both are arranged outside the slider body 1, which will not be affected by dust to cause the increase of resistance; at the same time, the composite roller 2 includes the profiling roller 21 and the cam bearing follower 22, which can limit left and right, provide moving ability and prevent side turning, greatly improve the stability and reduce the production risk; the vertical roller 4 is arranged, which can improve the carrying capacity, at the same time, the protruding part 7 of the slider body 1 is used to limit the vertical roller 4, and the fixed bolt 8, the resisting bolt 9 and the protruding part 7 on both sides form three protections, which can effectively avoid the falling and cause safety accidents.

[0036] The preferred embodiments of the application are described in detail above in combination with the drawings, and the typical known structures and known common technical knowledge are not described too much here. The ordinary skilled in the art can improve and implement the technical solutions of the application under the inspiration of the embodiments, and some typical known structures, known methods or known common technical knowledge should not be an obstacle for the ordinary skilled in the art to implement the application.

[0037] The scope of protection of the application should be subject to the content of its claims, and the content recorded in the summary of the invention, the detailed description and the drawings of the specification is used to explain the claims.

[0038] Within the technical concept of the application, several variations can be made to the specific embodiments of the application, and the specific embodiments after the variations should also be considered within the protection scope of the application.

Claims

1. A track slider structure, characterized in that: The device includes a slider body, with composite rollers on both sides below the slider body. The composite rollers fit into the guide rail and can limit left and right movement and prevent tipping. Vertical rollers are provided on the front and rear sides of the slider body, and the vertical rollers are in contact with the upper surface of the guide rail.

2. The track slider structure according to claim 1, characterized in that: Two of the composite rollers are provided on each side.

3. The track slider structure according to any one of claims 1 to 2, characterized in that: The composite roller includes a contour roller and a cam bearing follower. The slider body has multiple mounting holes and multiple stop holes. The cam bearing follower is vertically arranged, passes through the contour roller, and is installed in the mounting hole. The bearing of the cam bearing follower and the contour roller are located below the slider body, and the nut is located above the slider body. The bearing of the cam bearing follower contacts the side of the guide rail. The slider body is also provided with multiple stop pins, and the stop pins and the stop holes are interference-fitted.

4. The track slider structure according to claim 1, characterized in that: The slider body has two protrusions on its front and rear sides. The two protrusions are used to install the vertical roller. A fixing bolt is fixedly connected to one side of the vertical roller, and the fixing bolt is threadedly connected to the protrusion. A retaining bolt is provided on the other side of the vertical roller, and the retaining bolt is threadedly connected to the protrusion, with its end face abutting against the vertical roller.

5. The track slider structure according to claim 4, characterized in that: The vertical roller includes a fixed roller and a needle roller bearing, wherein the fixed roller and the fixing bolt are threadedly connected; the needle roller bearing is disposed on the outside of the fixed roller.

6. The track slider structure according to any one of claims 1, 4 to 5, characterized in that: Each side has two vertical rollers, and the two vertical rollers on the same side are staggered.

7. The track slider structure according to claim 3, characterized in that: The slider body has multiple oil injection holes on both sides, and the multiple oil injection holes are respectively connected to the multiple mounting holes.

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