Round gentle slope sliding block

Abstract

A round gentle slope sliding block is characterized by comprising a sliding block body, a mounting threaded hole, two end cover plates and sealing base plates, the mounting threaded hole is formed in the top face of the sliding block body, the sealing base plates are located at the two axial ends of the sliding block body, the two end cover plates are located at the two axial ends of the sliding block body respectively, and the end cover plates are located on the outer sides of the sealing base plates; the inner walls of the two sides of the sliding block are each provided with two rows of ball grooves, each ball groove is provided with a groove connecting position, the two ends of each groove connecting position are circular gentle slopes, the two axial ends of the sliding block are provided with four rows of ball grooves, and the connecting positions in the sliding block ball grooves in the inner side of the sliding block are designed to be circular gentle slopes. When the balls operate in the sliding block ball channels, the balls gently move at the circular gentle slopes, product segment difference vibration between the sliding block body and the EP at the two ends can be effectively avoided, the circular gentle slope design is adopted at the connecting positions of the sliding block ball channels, the balls can gently operate, operation is stable, operation precision is guaranteed, and noise is low.

Description

Technical Field

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

[0002] Linear guides, also known as slides, linear guides, and linear slides, are used in linear reciprocating motion situations. They can bear a certain torque and achieve high-precision linear motion under high load conditions. They are commonly used guiding motion components in the industrial field and are indispensable basic components in machine tools, automation equipment and other fields.

[0003] The linear guide device uses balls as the power transmission interface between the linear guide and the linear guide slider. The balls restrict the linear guide slider on the linear guide in a circular rolling manner, and enable the load workbench to perform linear motion along the linear guide at high speed and high precision. Specifically, the linear guide device includes a linear guide, a linear guide slider and balls. The balls are placed in the ball circulation ball track holes inside the linear guide slider. The slider and the linear guide are provided with four rows of ball grooves. The balls complete the circular 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, affecting the running stability and running accuracy of the slider, so it is an urgent problem to provide a circular 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 running stability and running accuracy of the slider. Therefore, it is necessary to provide a circular gentle slope slider to solve the above technical problems.

[0005] A circular gentle slope slider, characterized in that it includes a slider, a mounting threaded hole, an end cover plate and a sealing pad, the mounting threaded hole is arranged on the top surface of the slider, the sealing pad is located at the axial ends of the slider, there are two end cover plates, which are respectively located at the axial ends of the slider, and the end cover plates are located on the outside of the sealing pad, two rows of ball grooves are arranged on the inner walls on both sides of the slider, each ball groove is provided with a channel connection, the two ends of the channel connection are circular gentle slopes, and four rows of ball grooves are arranged at the axial ends of the slider.

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

[0007] Furthermore, the ball bearing channel is divided into an upper ball bearing channel and a lower ball bearing channel, the upper ball bearing channel is located directly above the lower ball bearing channel, and there are two upper ball bearing channels and two lower ball bearing channels.

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

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

[0010] Furthermore, the slider is heat treated and the surface hardness of the slider is HRC56-65.

[0011] 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 is designed to be a circular gentle slope. When the ball runs in the slider ball channel, the ball moves smoothly on the circular 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 circular 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

[0012] 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.

[0013] Figure 1 It is a structural cross-sectional view of a circular gentle slope sliding block provided in an embodiment of the utility model;

[0014] Figure 2 yes Figure 1 Enlarged view of the channel cross section at AA in the middle;

[0015] Figure 3 This is a structural front view of a circular gentle slope sliding block provided in an embodiment of the utility model;

[0016] In the accompanying drawings: 1, slider; 2, mounting threaded hole; 3, end cover plate; 4, sealing gasket; 101, ball channel; 1011, channel connection; 102, ball groove; 1012, upper ball channel; 1013, lower ball channel; 1021, upper ball groove; 1022, lower ball groove. DETAILED DESCRIPTION

[0017] 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.

[0018] See also Figure 1 , Figure 2 and Figure 3 , Figure 1 It is a structural cross-sectional view of a circular 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; Figure 3 It is a structural front view of a circular gentle slope slider provided in an embodiment of the utility model; a circular gentle slope slider, characterized in that: it includes a slider 1, a mounting threaded hole 2, an end cover plate 3 and a sealing pad 4, the mounting threaded hole 2 is arranged on the top surface of the slider 1, the sealing pad 4 is located at the axial ends of the slider 1, there are two end cover plates 3, which are respectively located at the axial ends of the slider 1, and the end cover plates 3 are located on the outside of the sealing pad 4, two rows of ball grooves 101 are provided on the inner walls of both sides of the slider 1, each ball groove 101 is provided with a groove connection 1011, and the two ends of the groove connection 1011 are circular gentle slopes, and the connection in the ball groove 101 on the inner side of the slider 1 is designed as a circular gentle slope, when the ball runs in the ball groove of the slider, the product step vibration between the slider and the two ends EP can be effectively avoided, the ball groove connection position is designed with a circular gentle slope, the ball can run smoothly, the operation is stable, the operation accuracy is guaranteed, and the noise is small, and four rows of ball grooves 102 are provided at both axial ends of the slider 1.

[0019] Preferably, 4-6 mounting threaded holes 2 are provided on the top of the slider 1 , and the 4-6 mounting threaded holes 2 are evenly distributed on the top of the slider 1 .

[0020] Preferably, the ball channel 101 is divided into an upper ball channel 1012 and a lower ball channel 1013, the upper ball channel 1012 is located directly above the lower ball channel 1013, and there are two of each of the upper ball channel 1012 and the lower ball channel 1013, the ball groove 102 is divided into an upper ball groove 1021 and a lower ball groove 1022, the upper ball groove 1021 is located directly above the lower ball groove 1022, and there are two of each of the upper ball groove 1021 and the lower ball groove 1022, the ball channel 101 and the ball groove 102 constitute a ball channel for the reciprocating motion of the ball, and cooperate with the roller on the guide rail to form a complete ball reciprocating running track, which can ensure that the ball always maintains a high-precision reciprocating rolling back and forth, driving the slider to complete a high-precision reciprocating motion back and forth.

[0021] Preferably, the flatness of the slider 1 is 0-0.01 mm, Ra≤1.6.

[0022] Preferably, the slider 1 is heat treated, and the surface hardness of the slider 1 is HRC56-65, so that the slider has appropriate hardness and wear resistance to meet the performance of the slider's reciprocating motion.

[0023] The utility model provides a circular 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 circular gently sloped slider, characterized in that: It includes a slider, a mounting threaded hole, an end cover plate and a sealing pad, wherein the mounting threaded hole is arranged on the top surface of the slider, the sealing pad is located at the axial ends of the slider, there are two end cover plates, which are respectively located at the axial ends of the slider, and the end cover plates are located on the outside of the sealing pad, two rows of ball grooves are arranged on the inner walls on both sides of the slider, each ball groove is provided with a groove connection, the two ends of the groove connection are circular gentle slopes, and four rows of ball grooves are arranged at the axial ends of the slider.

2. A circular gently sloped sliding block according to claim 1, characterized in that: The top of the slider is provided with 4-6 mounting threaded holes, and the 4-6 mounting threaded holes are evenly distributed on the top of the slider.

3. A circular gently sloped sliding block according to claim 1, characterized in that: The ball groove is divided into an upper ball groove and a lower ball groove. The upper ball groove is located directly above the lower ball groove. There are two upper ball grooves and two lower ball grooves.

4. The circular gently sloped sliding block according to claim 1, characterized in that: The ball groove is divided into an upper ball groove and a lower ball groove. The upper ball groove is located directly above the lower ball groove. There are two upper ball grooves and two lower ball grooves.

5. The circular gently sloped sliding block according to claim 1, characterized in that: The flatness of the slider is 0-0.01 mm, Ra≤1.

6.

6. The circular gently sloped sliding block according to claim 1, characterized in that: The slider body is heat treated, and the surface hardness of the slider body is HRC56-65.

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