High-protection woodworking machine tool guide rail pair

Abstract

The utility model relates to a high-protection woodworking machine tool guide rail pair. The technical problem to be solved by the utility model is to provide a high-protection woodworking machine tool guide rail pair. According to the technical scheme, the linear guide rail assembly comprises a linear guide rail assembly and a sliding block assembly, the sliding block assembly comprises a sliding block body, a ball reverser, a ball assembly, an upper retainer and a lower retainer, and the linear guide rail assembly comprises a linear guide rail, a dustproof plate, an upper sealing strip and a lower sealing strip. A guide rail clamping groove, a ball upper positioning groove, a ball lower positioning groove, a guide rail lower dustproof face, a guide rail transition face and a guide rail sliding guide face are sequentially arranged at the two ends of the linear guide rail from top to bottom, and a guide rail upper dustproof face is arranged between the guide rail clamping groove and the ball upper positioning groove. The utility model has the advantages that the dustproof plate has a covering dustproof design on the guide rail mounting hole; the upper sealing strip and the lower sealing strip can play a role in preventing dust, sundries and wood chips from being accumulated and entering the sliding block at the joint of the sliding block and the guide block.

Description

Technical Field

[0001] The utility model relates to a guide rail pair of a high-protection woodworking machine tool. Background Art

[0002] As an important transmission component of the equipment, the guide rail pair is also widely used in the field of woodworking machinery. In the working environment of woodworking machinery and equipment, there is often a large amount of wood dust and debris. These foreign objects often fall on the surface of the guide rail and the mounting holes of the guide rail. When the slider passes through, the debris and wood dust remaining in the guide rail mounting hole will enter the slider steel ball circulation, causing various problems such as slider jamming, blockage, ball track damage, and circulation accessories damage, which greatly affects the use accuracy and life of the guide rail pair, thereby greatly reducing the operating efficiency of woodworking machinery and equipment. Therefore, it is necessary to carry out protection optimization for the guide rail pairs used in the field of woodworking machinery to increase the service life of the guide rail pairs. Utility Model Content

[0003] In order to solve the above problems, the technical problem to be solved by the utility model is to provide a high-protection woodworking machine guide rail pair.

[0004] The technical solution adopted by the high protection woodworking machine guide rail pair of the utility model is: The camshaft assembly comprises a linear guide rail component and a slider assembly sliding on the linear guide rail component, the slider assembly comprises a slider body, a ball return device arranged at two ends of the slider body, a ball assembly in the slider body, an upper retaining frame and a lower retaining frame fixed to the slider body and used to prevent the ball from falling off, characterized in that the linear guide rail component comprises a linear guide rail, a dustproof plate covered at the upper end of the linear guide rail, and an upper sealing strip and a lower sealing strip arranged on the linear guide rail, wherein the two ends of the linear guide rail are provided with a guide rail slot corresponding to the dustproof plate, an upper ball positioning slot, a lower ball positioning slot, a lower guide rail dustproof surface, a guide rail transition surface and a guide rail sliding guide surface in sequence from top to bottom, an upper guide rail dustproof surface is provided between the guide rail slot and the upper ball positioning slot, an upper guide rail dustproof surface is provided, the guide rail slot is provided with an upper sealing strip mounting slot for mounting the upper sealing strip near the guide rail upper dustproof surface, and the guide rail transition surface is provided with a lower sealing strip mounting slot for mounting the lower sealing strip near the guide rail lower dustproof surface.

[0005] The upper retainer includes an upper retainer body, both ends of which are bent in sequence to form an upper retainer yielding portion, an upper retainer fitting portion parallel to the upper surface of the dustproof plate, and an upper retainer side stop portion for dustproofing, and the end of the upper retainer side stop portion is provided with an upper retainer dustproof surface that fits with the dustproof surface on the guide rail.

[0006] The lower retainer comprises a lower retainer body and a lower retainer arc portion for preventing the balls from falling off, and the end of the lower retainer arc portion is provided with a lower retainer dustproof surface that fits with the lower dustproof surface of the guide rail.

[0007] The lower retainer also includes a lower retainer guide portion arranged outside the lower retainer body, and the lower retainer guide portion is provided with a lower retainer guide surface that fits with the guide rail sliding guide surface.

[0008] The cross sections of the upper sealing strip and the lower sealing strip are both circular.

[0009] The dustproof plate is made of stainless steel.

[0010] The slider assembly also includes an end surface dust cover which is arranged outside the ball return device.

[0011] The advantages of the high-protection woodworking machine guide pair of the utility model are: the dustproof plate covers the guide rail mounting hole and has a dust-proof design; the upper sealing strip and the lower sealing strip can prevent dust, debris, and wood chips from accumulating and entering the interior of the slider at the connection between the slider and the guide block; the upper guide rail frame, the lower retaining frame and the linear guide rail fit more closely, making the dust scraping effect cleaner, and can completely block foreign matter such as dust and wood chips from entering the interior of the slider. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0013] Figure 1 This is a structural schematic diagram of a guide rail pair of a high-protection woodworking machine tool of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the linear guide assembly of the utility model;

[0015] Figure 3 yes Figure 2 A magnified image of

[0016] Figure 4 This is the front view of the utility model linear guide;

[0017] Figure 5 It is a structural schematic diagram of the slider assembly of the utility model;

[0018] Figure 6 It is a structural schematic diagram of the upper retainer of the utility model;

[0019] Figure 7 It is a structural schematic diagram of the lower retainer of the utility model. DETAILED DESCRIPTION

[0020] like Figure 1-7As shown, the high-protection woodworking machine guide pair involved in the utility model includes a linear guide assembly 1 and a slider assembly 2 sliding on the linear guide assembly 1, the slider assembly 2 includes a slider body 20, a ball return device 21 arranged at both ends of the slider body 20, a ball assembly 22 in the slider body 20, an upper retainer 23 and a lower retainer 24 fixed on the slider body 20 and used to prevent the balls from falling, the linear guide assembly 1 includes a linear guide 4, a dustproof plate 5 covering the upper end of the linear guide 4 and an upper sealing strip 6 and a lower sealing strip 7 arranged on the linear guide 4, and the two ends of the linear guide 4 are provided with guide rail slots 9 corresponding to the dustproof plate 5 from top to bottom, The ball upper positioning groove 10, the ball lower positioning groove 11, the guide rail lower dustproof surface 12, the guide rail transition surface 13 and the guide rail sliding guide surface 14, the guide rail upper dustproof surface 16 is provided between the guide rail slot 9 and the ball upper positioning groove 10, the guide rail slot 9 is provided with an upper sealing strip mounting groove 17 for installing the upper sealing strip 6 near the guide rail upper dustproof surface 16, the guide rail transition surface 13 is provided with a lower sealing strip mounting groove 18 for installing the lower sealing strip 7 near the guide rail lower dustproof surface 12, the dustproof plate 5 covers the guide rail mounting hole for dustproof design, and the upper sealing strip 6 and the lower sealing strip 7 can prevent dust, debris and wood chips from accumulating and entering the interior of the slider at the connection between the slider and the guide block.

[0021] The upper retainer 23 includes an upper retainer body 28, both ends of the upper retainer body 28 are bent in sequence to form an upper retainer yielding portion 29, an upper retainer fitting portion 30 parallel to the upper surface of the dustproof plate 5, and an upper retainer side stop portion 31 for dust prevention, and the end of the upper retainer side stop portion 31 is provided with an upper retainer dustproof surface 32 that fits with the dustproof surface 16 on the guide rail. The upper retainer 23 fits more closely with the linear guide rail 4, making the dust scraping effect cleaner, and can completely block foreign matter such as dust and wood chips from entering the interior of the slider.

[0022] The lower retainer 24 includes a lower retainer body 34 and a lower retainer arc portion 35 for preventing the ball from falling. The end of the lower retainer arc portion 35 is provided with a lower retainer dustproof surface 36 that fits with the lower dustproof surface 12 of the guide rail. The lower retainer 24 fits more closely with the linear guide rail 4, making the dust scraping effect cleaner and completely blocking foreign matter such as dust and wood chips from entering the interior of the slider.

[0023] The lower retainer 24 also includes a lower retainer guide portion 38 disposed outside the lower retainer body 34. The lower retainer guide portion 38 is provided with a lower retainer guide surface 39 that fits the guide rail sliding guide surface 14, which plays a guiding role in the sliding of the slider, making the slider move more smoothly and reliably.

[0024] The cross sections of the upper sealing strip 6 and the lower sealing strip 7 are both circular, so that the obstacles to the movement of the slider are small.

[0025] The dustproof plate 5 is made of stainless steel and has a long service life.

[0026] The slider assembly 2 further includes an end surface dust cover 25 covering the outside of the ball return device 21 to further enhance the dustproof effect.

[0027] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention are included in the protection scope of the present invention.

Claims

1. A high-protection woodworking machine tool guide rail pair, comprising a linear guide rail assembly (1) and a slider assembly (2) sliding on the linear guide rail assembly (1), the slider assembly (2) comprising a slider body (20), ball return devices (21) arranged at both ends of the slider body (20), a ball assembly (22) in the slider body (20), an upper retainer (23) and a lower retainer (24) fixed to the slider body (20) and used to prevent the balls from falling off, Features: The linear guide rail assembly (1) comprises a linear guide rail (4), a dustproof plate (5) covering the upper end of the linear guide rail (4), and an upper sealing strip (6) and a lower sealing strip (7) provided on the linear guide rail (4), wherein the two ends of the linear guide rail (4) are provided with a guide rail slot (9) corresponding to the dustproof plate (5), an upper ball positioning groove (10), a lower ball positioning groove (11), a lower guide rail dustproof surface (12), a guide rail transition surface (13) and a guide rail guide groove (14) in sequence from top to bottom. A rail sliding guide surface (14) is provided between the guide rail clamping groove (9) and the ball upper positioning groove (10), an upper sealing strip installation groove (17) for installing the upper sealing strip (6) is provided on the guide rail clamping groove (9) near the guide rail upper dustproof surface (16), and a lower sealing strip installation groove (18) for installing the lower sealing strip (7) is provided on the guide rail transition surface (13) near the guide rail lower dustproof surface (12).

2. The high protection woodworking machine guide rail pair according to claim 1, Features: The upper retainer (23) comprises an upper retainer body (28), the two ends of the upper retainer body (28) being bent in sequence to form an upper retainer yielding portion (29), an upper retainer fitting portion (30) parallel to the upper surface of the dustproof plate (5), and an upper retainer side stop portion (31) for preventing dust, and an upper retainer dustproof surface (32) fitting with the dustproof surface (16) on the guide rail is provided at the end of the upper retainer side stop portion (31).

3. The high protection woodworking machine guide rail pair according to claim 1, Features: The lower retainer (24) comprises a lower retainer body (34) and a lower retainer arc portion (35) for preventing balls from falling off, and an end of the lower retainer arc portion (35) is provided with a lower retainer dustproof surface (36) that fits the lower dustproof surface (12) of the guide rail.

4. The high protection woodworking machine guide rail pair according to claim 3, Features: The lower retainer (24) further comprises a lower retainer guide portion (38) arranged outside the lower retainer body (34), and the lower retainer guide portion (38) is provided with a lower retainer guide surface (39) that fits the guide rail sliding guide surface (14).

5. The high protection woodworking machine guide rail pair according to claim 1, Features: The cross-sections of the upper sealing strip (6) and the lower sealing strip (7) are both circular.

6. The high protection woodworking machine guide rail pair according to claim 1, Features: The dustproof plate (5) is made of stainless steel.

7. The high protection woodworking machine guide rail pair according to claim 1, Features: The slider assembly (2) further comprises an end surface dust cover (25) which is arranged outside the ball return device (21).

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