Stable linear gentle slope sliding block

Abstract

A stable linear gentle slope sliding block is characterized in that the stable linear gentle slope sliding block comprises a sliding block body, the inner walls of the two sides of the sliding block body are each provided with two rows of sliding block ball channels, each sliding block ball channel is provided with a channel connecting position, the two ends of each channel connecting position are linear gentle slopes, the included angle between each linear gentle slope and the horizontal line ranges from 30 degrees to 45 degrees, and the linear gentle slopes are connected with the sliding block body. The length of the linear gentle slope ranges from 6 mm to 10 mm, four rows of ball return grooves are formed in the two axial ends of the sliding block body, the sliding block body is subjected to heat treatment, the surface hardness of the sliding block body is HRC56-65, the connection position in a sliding block ball channel in the inner side of the sliding block body is designed to be the linear gentle slope, and when a ball runs in the sliding block ball channel, the linear gentle slope is matched with the linear gentle slope. Product segment difference vibration between the sliding block body and EP at the two ends can be effectively avoided, the linear gentle slope design is adopted in the sliding block ball channel connecting position, balls can run gently and stably, running precision is guaranteed through stable running, and noise is low.

Description

Technical Field

[0001] The utility model relates to the technical field of linear guide rails, in particular to a stable linear gentle slope sliding block. Background Art

[0002] Linear guides are widely used in reciprocating motion occasions, mainly to guide and support moving parts. Linear guides are a kind of rolling guide, which completes high-precision reciprocating motion through the wireless rolling cycle of balls between the slider and the guide rail.

[0003] The linear guide is mainly composed of a slider and a guide rail. The slider and the linear guide are provided with four rows of ball grooves. The balls complete the cyclic reciprocating motion by rolling back and forth in the ball grooves. The existing slider ball grooves have groove joints, and the groove joints are designed with step differences without gentle slopes, which causes the balls to vibrate during operation, thereby causing step difference vibrations between the slider and the EP at both ends, affecting the smooth operation of the balls and the stability and accuracy of the slider. Therefore, it is an urgent problem to provide a stable linear gentle slope slider. Utility Model Content

[0004] The purpose of the utility model is to solve the technical problem that the existing slider ball groove has a groove connection, and the groove connection is a step-difference design without a gentle slope, which causes the ball to vibrate during operation, thereby causing step-difference vibration between the slider and the EP at both ends, affecting the smooth operation of the ball, and affecting the operation stability and operation accuracy of the slider. Therefore, it is necessary to provide a stable linear gentle slope slider to solve the above technical problems.

[0005] A stable linear gentle slope slider, characterized in that it includes a slider body, two rows of slider ball grooves are arranged on the inner walls on both sides of the slider body, and each slider ball groove is provided with a groove connection, both ends of the groove connection are linear gentle slopes, the angle between the linear gentle slope and the horizontal line is 30°-45°, the length of the linear gentle slope is 6mm-10mm, four rows of ball return grooves are arranged at both axial ends of the slider body, the slider body is heat treated, and the surface hardness of the slider body is HRC56-65.

[0006] Furthermore, the top of the slider body is provided with 4-6 mounting holes, which are evenly distributed on the top of the slider body.

[0007] Furthermore, the ball groove of the slider is divided into an upper slider ball groove and a lower slider ball groove. The upper slider ball groove is located directly above the lower slider ball groove. There are two upper slider ball grooves and two lower slider ball grooves.

[0008] Furthermore, the ball return groove is divided into an upper ball return groove and a lower ball return groove, the upper ball return groove is located directly above the lower ball return groove, and there are two upper ball return grooves and two lower ball return grooves.

[0009] Furthermore, the flatness of the slider body is 0-0.01 mm, Ra≤1.6.

[0010] Compared with the prior art, the advantages of the utility model include: the connection point in the slider ball channel on the inner side of the slider body is designed as a linear gentle slope. When the ball runs in the slider ball channel, the ball moves smoothly on the linear gentle slope, which can effectively avoid the product step vibration between the slider body and the two ends EP. The slider ball channel connection position is designed with a linear gentle slope, the ball can run smoothly, the operation is stable, the operation accuracy is guaranteed, and the noise is low. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for describing the embodiments.

[0012] Figure 1 It is a structural cross-sectional view of a stable linear gentle slope sliding block provided in an embodiment of the utility model;

[0013] Figure 2 yes Figure 1 Enlarged view of the channel cross section at AA in the middle;

[0014] Figure 3 This is a structural front view of a stable linear gentle slope slider provided in an embodiment of the utility model;

[0015] In the accompanying drawings: 1. Slider body; 101. Slider ball groove; 1011. Groove connection; 1012. Linear gentle slope; 102. Ball return groove; 103. Mounting hole; 4. Upper ball return groove; 5. Lower ball return groove; 2. Upper slider ball groove; 3. Lower slider ball groove. DETAILED DESCRIPTION

[0016] In view of the deficiencies in the prior art, the present invention has been proposed after long-term research and extensive practice. The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention.

[0017] See also Figure 1 , Figure 2 and Figure 3 , Figure 1 It is a structural cross-sectional view of a stable linear gentle slope sliding block provided in an embodiment of the utility model; Figure 2 yes Figure 1 Enlarged view of the channel cross section at AA in the middle;

[0018] Figure 3 It is a structural front view of a stable linear gentle slope slider provided in an embodiment of the utility model; a stable linear gentle slope slider, characterized in that: it includes a slider body 1, two rows of slider ball grooves 101 are arranged on the inner walls on both sides of the slider body 1, and each slider ball groove 101 is provided with a groove junction 1011, and the two ends of the groove junction 1011 are linear gentle slopes 1012, and the angle between the linear gentle slope and the horizontal line is 30°-45°. The length of the linear gentle slope 1012 is 6mm-10mm, and the length is only a size range. In actual processing, the length of the linear slope can be calculated according to the Pythagorean theorem, and the corresponding value can be filled in the system programming program of the processing machine tool during processing, that is, the linear The length of the gentle slope is automatically calculated, and a linear slope can be processed during processing. The operation is simple and convenient. The connection in the slider ball channel in the inner side of the slider body is designed as a linear gentle slope. When the ball runs in the slider ball channel, the product step vibration between the slider body and the two ends EP can be effectively avoided. The connection position of the slider ball channel is designed with a linear gentle slope, and the ball can run smoothly and stably. The stable operation ensures the running accuracy and low noise. The slider body 1 is provided with four rows of ball return grooves 102 at both ends of the axial direction. The slider body 1 is heat treated, and the surface hardness of the slider body 1 is HRC56-65. The slider has the characteristics of high hardness and wear resistance, long service life, and can still maintain high-precision reciprocating motion during long-term operation. .

[0019] Preferably, the top of the slider body 1 is provided with 4-6 mounting holes 103, which are evenly distributed on the top of the slider body 1. The flatness of the slider body 1 is 0-0.01mm, Ra≤1.6. The above design enables the slider to still be evenly stressed under load, thereby ensuring the operating accuracy and service life of the slider.

[0020] Preferably, the slider ball channel 101 is divided into an upper slider ball channel 2 and a lower slider ball channel 3, the upper slider ball channel 2 is located directly above the lower slider ball channel 3, and there are two upper slider ball channels 2 and two lower slider ball channels 3, the ball return groove 102 is divided into an upper ball return groove 4 and a lower ball return groove 5, the upper ball return groove 4 is located directly above the lower ball return groove 5, and there are two upper ball return grooves 4 and two lower ball return grooves 5, the slider ball channel and the ball return groove constitute a ball channel for the reciprocating motion of the ball, and cooperate with the ball groove on the guide rail to form a complete ball reciprocating running track, which can ensure that the ball always maintains high-precision reciprocating rolling back and forth, driving the slider to complete high-precision reciprocating motion.

[0021] The utility model provides a stable linear gentle slope slider. It should be understood that the above embodiments are only for illustrating the technical concept and features of the utility model, and the purpose is to enable people familiar with the technology to understand the content of the utility model and implement it accordingly, and it cannot be used to limit the protection scope of the utility model. Any simple changes and replacements made using the content of the utility model are included in the protection scope of the utility model.

Claims

1. A stable linear gentle slope slider, characterized in that: It includes a slider body, and two rows of slider ball grooves are arranged on the inner walls on both sides of the slider body, and each slider ball groove is provided with a groove connection, and the two ends of the groove connection are linear gentle slopes, and the angle between the linear gentle slope and the horizontal line is 30°-45°, and the length of the linear gentle slope is 6mm-10mm. Four rows of ball return grooves are arranged at both axial ends of the slider body. The slider body is heat treated, and the surface hardness of the slider body is HRC56-65.

2. A stable linear gentle slope sliding block according to claim 1, characterized in that: The top of the slider body is provided with 4-6 mounting holes, which are evenly distributed on the top of the slider body.

3. A stable linear gentle slope sliding block according to claim 1, characterized in that: The ball groove of the slider is divided into an upper slider ball groove and a lower slider ball groove. The upper slider ball groove is located directly above the lower slider ball groove. There are two upper slider ball grooves and two lower slider ball grooves.

4. A stable linear gentle slope sliding block according to claim 1, characterized in that: The ball return groove is divided into an upper ball return groove and a lower ball return groove. The upper ball return groove is located directly above the lower ball return groove. There are two upper ball return grooves and two lower ball return grooves.

5. The stable linear gentle slope sliding block according to claim 1, characterized in that: The flatness of the slider body is 0-0.01 mm, Ra≤1.6.

Images