Anti-derailment linear guide rail roller sliding block

Abstract

The utility model provides an anti-derailment linear guide rail roller sliding block, which comprises a guide rail, sliding strips, a support frame and an anti-derailment frame, the sliding strips are arranged on the two sides of the guide rail in a sliding manner, and the outer side surfaces of the sliding strips are fixed with the support frame through bolts; a plurality of anti-falling frames are fixed in the supporting frame, and the lower ends of the anti-falling frames are connected with the guide rails in a sliding mode. Through the arrangement of the guide rail, the matching tightness between the guide rail and the sliding strip is convenient to adjust, secondly, the sliding strip adopts a modular design, the maintenance cost is reduced, and in addition, through the arrangement of the anti-falling frame, the situation of derailing can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to linear guide rail technical field, especially relate to a kind of anti derailment linear guide rail roller block. BACKGROUND

[0002] Linear guide rail is an indispensable basic component in modern mechanical equipment, and is widely used in various occasions requiring accurate linear motion, such as numerical control machine tool, automation production line, robot, etc. It is mainly composed of guide rail and sliding block, and realizes the linear motion of mechanical components by sliding of sliding block on guide rail. However, with the continuous progress of industrial technology and the increasing diversification of application requirements, the traditional linear guide rail structure has been difficult to meet the high requirements of modern industry in some aspects.

[0003] The existing linear guide rail structure usually includes fixed guide rail and slidable sliding block, and the sliding block is provided with ball or roller inside to reduce sliding friction and improve motion accuracy and efficiency. However, this structure still has some deficiencies in practical application:

[0004] Firstly, the matching gap between guide rail and sliding block of traditional linear guide rail is usually fixed, and it is difficult to flexibly adjust according to actual requirements. When the matching tightness between sliding block and guide rail needs to be changed, different specifications of guide rail or sliding block often need to be replaced to realize it.

[0005] Secondly, in the long-term use process, the ball or roller inside the sliding block is easy to be replaced due to wear or damage, however, the traditional sliding block structure is usually an integral whole, and the whole sliding block needs to be disassembled and replaced when it is replaced, which is not only cumbersome to operate, but also high in maintenance cost.

[0006] In addition, when high-speed motion or external force impact occurs, the traditional linear guide rail structure is easy to derail due to loose matching between sliding block and guide rail or design defects, which not only affects the normal operation of equipment, but also may cause serious safety accidents.

[0007] Therefore, it is very necessary to invent an anti-derailment linear guide rail roller block. UTILITY MODEL CONTENTS

[0008] The utility model aims at providing an anti-derailment linear guide rail roller block to solve the problems mentioned in the background art.

[0009] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0010] The utility model discloses a kind of anti-derailing linear guide roller block, including guide rail, slide bar, support frame and anti-derailing frame, the both sides of guide rail are slidably installed with slide bar, wherein the outer side of slide bar is fixed with support frame by bolt;Several anti-derailing frames are fixed in the inside of support frame, wherein the lower end of anti-derailing frame is slidably connected with guide rail;The guide rail includes pedestal, fixed rail body, movable rail body and adjusting stud, the upper side of pedestal is fixed with fixed rail body by welding, wherein one side of fixed rail body is provided with movable rail body, and the lower side of this movable rail body is slidably connected with pedestal;One end of adjusting stud is rotatably connected with fixed rail body by support bearing, and the other end of adjusting stud is connected with movable rail body by thread engagement.

[0011] Further, the slide bar includes assembly frame, roller and assembly stud, the assembly frame is provided with several, and the assembly frame is arranged in a straight line along an array;The side of the assembly frame is rotatably installed with corresponding roller, and the outer side of the roller is in contact with corresponding fixed rail body or movable rail body;The assembly frame is fixed together by assembly stud, and part of assembly frame is fixed with support frame by bolt, and the slide bar is designed by modularization, so that only damaged parts need to be replaced.

[0012] Further, the anti-derailing frame includes mounting frame, rotating frame, sleeve, positioning block, limiting bolt, positioning frame and sliding groove, the mounting frame is fixed with support frame by bolt, wherein rotating frame is rotatably installed in the inside of mounting frame;The shape of rotating frame is "T", and sleeve is rotatably installed on the both sides of the lower end of rotating frame by support bearing;The upper end of rotating frame is fixed with positioning block by welding, wherein positioning block is fixed with positioning frame by limiting bolt, and the positioning frame is fixed with mounting frame by welding;Sliding groove is arranged between the upper end of fixed rail body and movable rail body, wherein the shape of sliding groove is "T" shape;The lower end of rotating frame and sleeve are movably arranged in the inside of sliding groove, and the support frame and the slide bar are prevented from being separated from the guide rail by the design.

[0013] Compared with prior art, the utility model has the following beneficial effects:

[0014] 1.The guide rail is arranged, the user can adjust the overall width of the guide rail according to the actual working condition demand, and then adjust the tightness between the slide bar and the guide rail, to ensure the stable operation of the sliding block on the guide rail.

[0015] 2.The slide bar is designed by modularization, when part of the roller needs to be replaced due to wear or damage, the user only needs to replace the damaged assembly frame and roller, without replacing the whole slide bar, which greatly reduces the maintenance cost and improves the maintenance efficiency.

[0016] 3. The anti-disengagement frame is provided, when using, if the support frame and the slide have the action of disengaging from the guide rail, the support frame can drive the rotating frame to move correspondingly, so that the sleeve contacts with the inner wall of the sliding groove, and then the cooperation of the sleeve and the sliding groove avoids the disengagement of the support frame from the guide rail, improves the stability and safety of the system, and avoids the equipment damage or personnel casualty accident caused by derailment. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0018] Fig. 1 is a structural schematic diagram of the present application.

[0019] Fig. 2 is a structural schematic diagram of the guide rail of the present application.

[0020] Fig. 3 is a structural schematic diagram of the slide of the present application.

[0021] Fig. 4 is a structural schematic diagram of the anti-disengagement frame of the present application.

[0022] 1-guide rail, 11-base, 12-fixed rail body, 13-moving rail body, 14-adjusting stud, 2-slide, 21-assembly frame, 22-roller, 23-assembly stud, 3-support frame, 4-anti-disengagement frame, 41-mounting frame, 42-rotating frame, 43-sleeve, 44-positioning block, 45-limit bolt, 46-positioning frame, 47-sliding groove. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] In the description of the present application, it should be understood that the terms "upper", "middle", "outer", "inner", "periphery" and the like indicate the orientation or positional relationship, which are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the indicated components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0025] Please refer to Figs. 1-4 As shown in the drawings, the utility model is a kind of anti-derailment linear guide roller block, including guide rail 1, slide bar 2, support frame 3 and anti-drop frame 4, the both sides of guide rail 1 are slidably installed with slide bar 2, wherein the outer side of slide bar 2 is fixed with support frame 3 by bolt;Several anti-drop frames 4 are fixed in support frame 3, wherein the lower end of anti-drop frame 4 is slidably connected with guide rail 1;Guide rail 1 includes base 11, fixed rail body 12, movable rail body 13 and adjusting stud 14, the upper side of base 11 is fixed with fixed rail body 12 by welding, wherein one side of fixed rail body 12 is provided with movable rail body 13, and the lower side of movable rail body 13 is slidably connected with base 11;One end of adjusting stud 14 is rotatably connected with fixed rail body 12 by support bearing, and the other end of adjusting stud 14 is connected with movable rail body 13 by thread engagement.

[0026] Specifically, slide bar 2 includes assembly frame 21, roller 22 and assembly stud 23, assembly frame 21 is provided with several, and assembly frame 21 is arranged in line along a straight line;The side of assembly frame 21 is rotatably installed with corresponding roller 22, and the outer side of roller 22 is in contact with corresponding fixed rail body 12 or movable rail body 13;Assembly frame 21 is fixed together by assembly stud 23, and part of assembly frame 21 is fixed with support frame 3 by bolt, in use process, when part of roller 22 is damaged, slide bar 2 can be taken off in support frame 3, then assembly stud 23 is taken off, and corresponding assembly frame 21 can be replaced, without substantially replacing parts.

[0027] Specifically, the anti-disengagement frame 4 comprises a mounting frame 41, a rotating frame 42, a sleeve 43, a positioning block 44, a limiting bolt 45, a positioning frame 46 and a sliding groove 47, the mounting frame 41 is fixed with the support frame 3 through bolts, wherein the rotating frame 42 is rotatably mounted in the mounting frame 41; the rotating frame 42 is in the shape of "T", and the lower ends of the rotating frame 42 are rotatably mounted with the sleeves 43 through support bearings; the upper end of the rotating frame 42 is fixed with the positioning block 44 through welding, wherein the positioning block 44 is fixed with the positioning frame 46 through the limiting bolt 45, and the positioning frame 46 is fixed with the mounting frame 41 through welding; the sliding groove 47 is arranged between the upper ends of the fixed rail body 12 and the movable rail body 13, and the sliding groove 47 is in the shape of "T"; the lower end of the rotating frame 42 and the sleeve 43 are movably arranged in the sliding groove 47, when the support frame 3 and the sliding bar 2 are about to disengage from the guide rail 1, the support frame 3 can drive the rotating frame 42 to move correspondingly, so that the sleeve 43 is in contact with the inner wall of the sliding groove 47, and then the rotating frame 42 and the sliding groove 47 are matched to avoid the disengagement of the support frame 3 from the guide rail 1; in addition, when the rotating frame 42 deforms, the limiting bolt 45 can be removed, then the rotating frame 42 is rotated to adapt the lower end of the rotating frame 42 to the opening of the upper end of the sliding groove 47, then the bolts between the mounting frame 41 and the support frame 3 are removed, and then the anti-disengagement frame 4 is completely removed.

[0028] Please refer to Figs. 1-4 The working principle of the anti-disengagement rail linear guide roller block is as follows: when in use, the support frame 3 can slide on the guide rail 1 under the action of the sliding bar 2; the anti-disengagement frame 4 can prevent the support frame 3 and the sliding bar 2 from disengaging from the guide rail 1; in addition, the user can adjust the distance between the fixed rail body 12 and the movable rail body 13 by rotating the adjusting screw column 14 according to the actual working condition requirements, so as to adjust the overall width of the guide rail 1.

[0029] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] The preferred embodiments disclosed above are only used to help describe the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific embodiments. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A derailment-proof linear guide roller block, comprising a guide rail (1), a slide bar (2), a support frame (3) and a derailment-proof frame (4), characterized in that: Both sides of the guide rail (1) are slidably installed with slide bars (2), wherein the outer sides of the slide bars (2) are fixed with support frames (3); the interiors of the support frames (3) are fixed with a plurality of anti-disengagement frames (4), wherein the lower ends of the anti-disengagement frames (4) are slidably connected with the guide rail (1); the guide rail (1) comprises a base (11), a fixed rail body (12), a movable rail body (13) and an adjusting stud (14), the upper side of the base (11) is fixed with the fixed rail body (12), wherein one side of the fixed rail body (12) is provided with the movable rail body (13), the lower side of the movable rail body (13) is slidably connected with the base (11); one end of the adjusting stud (14) is rotatably connected with the fixed rail body (12), and the other end of the adjusting stud (14) is connected with the movable rail body (13) through thread engagement.

2. The anti-derailing linear guide roller block according to claim 1, characterized in that: The slide bar (2) comprises an assembly frame (21), a roller (22) and an assembly stud (23), a plurality of assembly frames (21) are provided, and the assembly frames (21) are arranged in a straight line; the sides of the assembly frames (21) are rotatably installed with corresponding rollers (22), the outer sides of the rollers (22) are in contact with corresponding fixed rail bodies (12) or movable rail bodies (13); the assembly frames (21) are fixed together through the assembly stud (23), and part of the assembly frames (21) are fixed with the support frame (3).

3. The anti-derailing linear guide roller block according to claim 1, characterized in that: The anti-disengagement frame (4) comprises a mounting frame (41), a rotating frame (42), a sleeve (43), a positioning block (44), a limiting bolt (45), a positioning frame (46) and a sliding groove (47), the mounting frame (41) is fixed with the support frame (3), wherein the interior of the mounting frame (41) is rotatably installed with the rotating frame (42); the rotating frame (42) is in the shape of "T", and the lower ends of both sides of the rotating frame (42) are rotatably installed with sleeves (43); the upper end of the rotating frame (42) is fixed with the positioning block (44), wherein the positioning block (44) is fixed with the positioning frame (46) through the limiting bolt (45), the positioning frame (46) is fixed with the mounting frame (41); the sliding groove (47) is formed between the upper ends of the fixed rail body (12) and the movable rail body (13), wherein the sliding groove (47) is in the shape of "T"; the lower end of the rotating frame (42) and the sleeve (43) are movably arranged in the interior of the sliding groove (47).

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