Linear guide rail convenient to adjust

Abstract

The utility model belongs to the technical field of linear guide rails, and particularly relates to a linear guide rail convenient to adjust, which comprises a guide rail body. A positioning groove is formed in one side face of the guide rail body, and an embedding groove is formed in the other side face of the guide rail body. Through the arrangement of the positioning mechanism, the guide rail is divided into multiple sections, and the multiple sections of guide rails can be conveniently and rapidly assembled and positioned, that is, the guide rail is composed of multiple sections of guide rail bodies to adjust the length of the guide rail, that is, the guide rail bodies are assembled to adjust the length of the guide rail; when the two guide rail bodies are assembled, the positioning block in one guide rail body is pulled out and inserted into the embedding groove in the other guide rail body until the part, located outside, of the positioning block is completely embedded into the groove, the limiting groove is aligned with the through groove at the moment, and under the pressure of the first spring, the top end of the limiting block bounces and is inserted into the through groove, so that quick assembly and connection of the two guide rail bodies are completed; and by parity of reasoning, the multiple sections of guide rail bodies are assembled so as to adjust the overall length of the guide rail.

Description

Technical Field

[0001] The utility model belongs to the technical field of linear guide rails, in particular to a linear guide rail which is easy to adjust. Background Art

[0002] Linear guides are used in linear reciprocating motion. They have a higher rated load than linear bearings and can bear a certain torque. Linear guide functional components are widely used in the machinery industry. They are mainly composed of guide bodies, sliders and other parts.

[0003] The existing guide rail body is usually an integrated structure. When the guide rail body is too long, it is inconvenient to install and transport the guide rail body, and it is not convenient to adjust the length of the guide rail. Moreover, the longer guide rail body is prone to deformation, affecting the normal use of the guide rail body. Therefore, a linear guide rail that is easy to adjust is proposed to address the above problems. Utility Model Content

[0004] In order to make up for the shortcomings of the prior art and solve the problem that the existing guide rail body is usually an integrated structure, when the guide rail body is too long, the installation and transportation of the guide rail body are inconvenient, it is not convenient to adjust the length of the guide rail, and the longer guide rail body is prone to deformation, affecting the normal use of the guide rail body, a linear guide rail that is easy to adjust is proposed.

[0005] The utility model solves the technical problem by adopting the following technical solution: the utility model discloses a linear guide rail that is easy to adjust, comprising a guide rail body; a positioning groove is provided on one side of the guide rail body, an engaging groove is provided on the other side of the guide rail body, and a through groove connected to the engaging groove is provided on the top of the guide rail body;

[0006] The guide rail body is provided with a positioning mechanism, which includes a positioning block slidably connected in the positioning groove, a limiting groove is provided on the top of the positioning block, a sliding groove is provided on the inner side wall of the limiting groove, a sliding block is slidably connected in the sliding groove, one end of the sliding block extends out of the sliding groove and is fixedly connected to the limiting block, the bottom end of the limiting block is elastically connected to the inner side wall of the limiting groove by a first spring, and the top end of the limiting block extends out of the limiting groove. Through the setting of the positioning mechanism, the guide rail is divided into multiple sections, and the multiple sections of the guide rail can be easily assembled and positioned quickly.

[0007] Preferably, a groove is provided on the inner bottom wall of the positioning groove, and a transmission block is rotatably connected to the inner bottom wall of the groove through a rotating shaft, a plug-in block is fixedly connected to the top of the transmission block, a fixing groove is provided on the bottom of the positioning block, an auxiliary groove is provided on the inner wall side of the fixing groove, one end of the positioning block is elastically connected to the inner wall of the positioning groove through a second spring, and the top end of the plug-in block is plugged into the fixing groove. Through the arrangement of the transmission block, the plug-in block, the auxiliary groove and the second spring, the positioning block can be easily stored without assembling the guide rail body, thereby preventing the positioning block from being damaged by the outside and preventing the positioning block from affecting the installation and use of the guide rail body from being outside.

[0008] Preferably, a blocking block is slidably connected in the interlocking groove, and one end of the blocking block is elastically connected to the inner wall of the interlocking groove through a third spring. Through the arrangement of the blocking block and the third spring, the interlocking groove can be blocked when the guide rail body is not assembled, thereby preventing foreign debris from getting stuck in the interlocking groove and affecting the subsequent assembly of multiple sections of the guide rail body.

[0009] Preferably, a guide groove is provided on the inner side wall of the through groove, a guide block is slidably connected in the guide groove, one end of the guide block extends out of the guide groove and is fixedly connected to a pressing block, and through the arrangement of the pressing block and the guide block, the through groove can be shielded when not in use to prevent impurities from entering the through groove.

[0010] Preferably, the bottom of the pressing block is fixedly connected to a first magnetic block, the side of the blocking block close to the spring is fixedly connected to a driving block, and the top of the driving block is fixedly connected to a second magnetic block. Through the arrangement of the first magnetic block, the second magnetic block and the driving block, the driving block can be driven to move when the blocking block blocks the engaging groove, so that the second magnetic block is opposite to the first magnetic block.

[0011] Preferably, a sealing gasket is provided on the outer wall of the shielding block, and a sealing gasket is provided on the outer wall of the pressing block. By providing a sealing gasket on the outer wall of the shielding block and a sealing gasket on the outer wall of the pressing block, the sealing performance is improved.

[0012] Preferably, a mounting hole is opened on the top of the guide rail body, and the mounting holes are arranged in multiple groups, and the multiple groups of mounting holes are evenly distributed. The arrangement of multiple groups of mounting holes can facilitate the installation and positioning of the guide rail body.

[0013] Beneficial effects of the utility model:

[0014] 1. The utility model provides a linear guide rail that is easy to adjust. Through the setting of a positioning mechanism, the guide rail is divided into multiple sections, and the multiple sections of the guide rail can be easily assembled and positioned quickly, that is, multiple sections of the guide rail body can be assembled into one section for use, and one section of the long guide rail can be split into multiple sections of the short guide rail body to adjust the length of the guide rail, that is, to assemble the guide rail body to adjust the length of the guide rail, that is, to pull out the positioning block in one guide rail body and insert it into the fitting groove in the other guide rail body until the part of the positioning block located outside is completely embedded in the groove, at this time the limit groove is aligned with the through groove, under the pressure of the first spring, the top end of the limit block pops up and is inserted into the through groove to complete the rapid assembly connection of the two guide rail bodies, and so on, to assemble multiple sections of the guide rail body to adjust the overall length of the guide rail.

[0015] 2. The utility model provides a linear guide rail that is easy to adjust. Through the arrangement of the transmission block, the plug-in block, the auxiliary groove and the second spring, the positioning block can be stored without assembling the guide rail body, thereby preventing the positioning block from being damaged in the outside and preventing the positioning block from affecting the installation and use of the guide rail body from being outside. That is, when the positioning block is not needed to assemble the guide rail body, the positioning block can be pushed back into the positioning groove and pressure can be applied to the second spring. During this process, the plug-in block moves in the fixed groove, which is arranged in a polygonal shape, until the bottom end of the plug-in block moves to the position corresponding to the auxiliary groove in the fixed groove and is inserted into the auxiliary groove. Under the pressure cooperation of the second spring, the positioning block is limited in the positioning groove, which does not affect the use of the guide rail body and reduces the space occupied by the guide rail body as a whole. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 It is a three-dimensional diagram of the utility model;

[0018] Figure 2 This is one of the partial cross-sectional structural diagrams of the guide rail body in the utility model;

[0019] Figure 3 This is the second partial cross-sectional structural diagram of the guide rail body in the utility model;

[0020] Figure 4 This is the third partial cross-sectional structural diagram of the guide rail body in the utility model.

[0021] Legend:

[0022] 1. Guide rail body; 2. Fitting groove; 3. Through groove; 4. Positioning mechanism; 41. Positioning block; 42. Limiting groove; 43. Slide groove; 44. Limiting block; 45. First spring; 5. Groove; 6. Transmission block; 7. Plug-in block; 8. Second spring; 9. Fixed groove; 10. Blocking block; 11. Pressing block; 12. First magnetic block; 13. Driving block; 14. Mounting hole. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Specific examples are given below.

[0025] See also Figure 1-Figure 4 The utility model provides a linear guide rail that is easy to adjust, including a guide rail body 1; a positioning groove is provided on one side of the guide rail body, an engaging groove 2 is provided on the other side of the guide rail body 1, and a through groove 3 connected to the engaging groove 2 is provided on the top of the guide rail body 1;

[0026] A positioning mechanism 4 is provided on the guide rail body 1, and the positioning mechanism 4 includes a positioning block 41 slidably connected in the positioning groove, a limiting groove 42 is provided on the top of the positioning block 41, and a sliding groove 43 is provided on the inner side wall of the limiting groove 42, a sliding block is slidably connected in the sliding groove 43, one end of the sliding block extends out of the sliding groove 43 and is fixedly connected to the limiting block 44, the bottom end of the limiting block 44 is elastically connected to the inner side wall of the limiting groove 42 through a first spring 45, and the top end of the limiting block 44 extends out of the limiting groove 42; when working, the guide rail is divided into multiple sections by the setting of the positioning mechanism 4, and the multiple sections of the guide rail can be easily and quickly assembled and fixed. The guide rail is converted into a multi-section guide rail body 1 to adjust the length of the guide rail, that is, the guide rail body 1 is assembled to adjust the length of the guide rail, that is, the positioning block 41 in one guide rail body 1 is pulled out and inserted into the fitting groove 2 in the other guide rail body 1, until the part of the positioning block 41 located outside is completely embedded in the groove, and the limiting groove 42 is aligned with the through groove 3. Under the pressure of the first spring 45, the top of the limiting block 44 pops up and is inserted into the through groove 3 to complete the rapid assembly connection of the two guide rail bodies 1, and so on, the multi-section guide rail body 1 is assembled to adjust the overall length of the guide rail.

[0027] Further, such as Figure 2As shown, a groove 5 is provided on the inner bottom wall of the positioning groove, and a transmission block 6 is rotatably connected to the inner bottom wall of the groove 5 through a rotating shaft. A plug-in block 7 is fixedly connected to the top of the transmission block 6. A fixing groove 9 is provided on the bottom of the positioning block 41, and an auxiliary groove is provided on the inner wall side of the fixing groove 9. One end of the positioning block 41 is elastically connected to the inner side wall of the positioning groove through a second spring 8, and the top of the plug-in block 7 is plugged into the fixing groove 9. During operation, through the arrangement of the transmission block 6, the plug-in block 7, the auxiliary groove and the second spring 8, it is convenient to store the positioning block 41 without assembling the guide rail body 1, so as to avoid the positioning block 41 from being damaged in the outside and to avoid the positioning block 41 from affecting the installation and use of the guide rail body 1 from the outside. That is, when the positioning block 41 is not needed to assemble the guide rail body 1, the positioning block 41 can be pushed back into the positioning groove and pressure is applied to the second spring 8. During this process, the plug-in block 7 moves in the fixed groove 9, which is arranged to be a polygon, until the bottom end of the plug-in block 7 moves to the position corresponding to the auxiliary groove in the fixed groove 9 and is stuck in the auxiliary groove. Under the pressure cooperation of the second spring 8, the positioning block 41 is limited in the positioning groove, which does not affect the use of the guide rail body 1 and reduces the space occupied by the guide rail body 1 as a whole.

[0028] Further, such as Figure 3 As shown, a blocking block 10 is slidably connected in the fitting groove 2, and one end of the blocking block 10 is elastically connected to the inner wall of the fitting groove 2 through a third spring. During operation, the blocking block 10 and the third spring can be set to block the fitting groove 2 when the guide rail body 1 is not assembled, so as to prevent foreign debris from getting stuck in the fitting groove 2 and affecting the subsequent assembly of multiple sections of the guide rail body 1.

[0029] Further, such as Figure 3 As shown, a guide groove is provided on the inner side wall of the through groove 3, a guide block is slidably connected in the guide groove, and one end of the guide block extends out of the guide groove and is fixedly connected to a pressing block 11. During operation, the through groove 3 can be shielded by the arrangement of the pressing block 11 and the guide block when not in use, so as to prevent impurities from entering the through groove 3.

[0030] Further, such as Figure 3 As shown, the bottom of the pressing block 11 is fixedly connected with the first magnetic block 12, the side of the shielding block 10 close to the spring is fixedly connected with the driving block 13, and the top of the driving block 13 is fixedly connected with the second magnetic block. During operation, through the arrangement of the first magnetic block 12, the second magnetic block and the driving block 13, the driving block 13 can be driven to move when the shielding block 10 shields the fitting groove 2, so that the second magnetic block is opposite to the first magnetic block 12, and the side of the first magnetic block 12 opposite to the second magnetic block is arranged at the same level, and the pressing block 11 is lifted up by the repulsive force between the magnetic blocks at the same level, so as to ensure the shielding of the through groove 3.

[0031] Further, such as Figure 1 and Figure 3As shown, a sealing gasket is provided on the outer wall of the shielding block 10, and a sealing gasket is provided on the outer wall of the pressing block 11. During operation, the sealing performance is improved by providing a sealing gasket on the outer wall of the shielding block 10 and a sealing gasket on the outer wall of the pressing block 11.

[0032] Further, such as Figure 1 As shown, the top of the guide rail body 1 is provided with mounting holes 14, and the mounting holes 14 are arranged in multiple groups, and the multiple groups of mounting holes 14 are evenly distributed. During operation, the guide rail body 1 can be easily installed and positioned through the arrangement of multiple groups of mounting holes 14.

[0033] Working principle: The guide rail is converted into a multi-section guide rail body 1 to adjust the length of the guide rail, and the guide rail body 1 is assembled to adjust the length of the guide rail, that is, the positioning block 41 in one guide rail body 1 is pulled out and inserted into the fitting groove 2 in the other guide rail body 1, until the part of the positioning block 41 located on the outside is completely embedded in the groove, and the limit groove 42 is aligned with the through groove 3. Under the pressure of the first spring 45, the top of the limit block 44 pops up and is inserted into the through groove 3 to complete the rapid assembly connection of the two guide rail bodies 1, and so on, to assemble multiple sections of the guide rail body 1 to adjust the overall length of the guide rail.

[0034] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A linear guide rail that is easy to adjust, characterized in that: It comprises a guide rail body (1); a positioning groove is provided on one side of the guide rail body, an engaging groove (2) is provided on the other side of the guide rail body (1), and a through groove (3) connected to the engaging groove (2) is provided on the top of the guide rail body (1); The guide rail body (1) is provided with a positioning mechanism (4), the positioning mechanism (4) comprising a positioning block (41) slidably connected in the positioning groove, a limiting groove (42) is provided at the top of the positioning block (41), a sliding groove (43) is provided on the inner side wall of the limiting groove (42), a sliding block is slidably connected in the sliding groove (43), one end of the sliding block extends out of the sliding groove (43) and is fixedly connected to the limiting block (44), the bottom end of the limiting block (44) is elastically connected to the inner side wall of the limiting groove (42) through a first spring (45), and the top end of the limiting block (44) extends out of the limiting groove (42).

2. The linear guide rail according to claim 1, characterized in that: The inner bottom wall of the positioning groove is provided with a groove (5), the inner bottom wall of the groove (5) is rotatably connected to a transmission block (6) via a rotating shaft, the top of the transmission block (6) is fixedly connected to a plug-in block (7), the bottom of the positioning block (41) is provided with a fixing groove (9), the inner wall side of the fixing groove (9) is provided with an auxiliary groove, one end of the positioning block (41) is elastically connected to the inner wall of the positioning groove via a second spring (8), and the top end of the plug-in block (7) is plugged into the fixing groove (9).

3. The linear guide rail according to claim 2 is characterized in that: A blocking block (10) is slidably connected in the interlocking groove (2), and one end of the blocking block (10) is elastically connected to the inner side wall of the interlocking groove (2) via a third spring.

4. The linear guide rail according to claim 3 is characterized in that: The inner side wall of the through groove (3) is provided with a guide groove, a guide block is slidably connected in the guide groove, and one end of the guide block extends out of the guide groove and is fixedly connected to a pressing block (11).

5. The linear guide rail according to claim 4 is characterized in that: The bottom of the pressing block (11) is fixedly connected to a first magnetic block (12), a side of the shielding block (10) close to the spring is fixedly connected to a driving block (13), and the top of the driving block (13) is fixedly connected to a second magnetic block.

6. The linear guide rail that is easy to adjust according to claim 5, characterized in that: The outer wall of the shielding block (10) is provided with a sealing gasket, and the outer wall of the pressing block (11) is provided with a sealing gasket.

7. The linear guide rail according to claim 6, characterized in that: The top of the guide rail body (1) is provided with mounting holes (14), and the mounting holes (14) are arranged in multiple groups, and the multiple groups of mounting holes (14) are distributed at equal distances.

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