CN219570624U

CN219570624U - Closed dustproof linear module

Info

Publication number: CN219570624U
Application number: CN202320338484.5U
Authority: CN
Inventors: 唐国军; 邓文海
Original assignee: Shenzhen De Robot Co ltd
Current assignee: Shenzhen De Robot Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-08-22
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses a closed dustproof linear module which comprises a sealing box, a box cover, a driving servo motor box, a screw rod, a sliding block base assembly and a linear guide rail, wherein the linear guide rail is arranged in the middle of the bottom of the sealing box, side stop blocks are symmetrically arranged at the positions of two side walls in the sealing box, the sliding block base assembly comprises an upper mounting plate, a middle supporting plate and a T-shaped sliding seat, gaps are reserved between the two side edges of the box cover and the two side walls of the sealing box for sliding of the supporting stop edges, a screw rod hole is formed in the center of the T-shaped sliding seat, the screw rod is spirally inserted in the screw rod hole, and one end of the sealing box is provided with the driving servo motor box. According to the utility model, dust is additionally prevented from entering the sealing box and falling onto the linear module, and after falling from the gap, the dust can fall onto the side stop block to accumulate, and further the dust is prevented from entering the linear module, and the semicircular long groove is designed for accumulating the dust, so that the dust-free state of the linear module in the sealing box is ensured.

Description

Closed dustproof linear module

Technical Field

The utility model relates to the technical field of linear modules, in particular to a closed dustproof linear module.

Background

The linear module is called as a linear module, a rectangular coordinate robot, a linear sliding table and the like, and is an automatic upgrading unit for a linear guide rail, a linear motion module and a ball screw linear transmission mechanism. The linear and curved motion of the load can be realized through the combination of the units, so that the automation of the light load is more flexible and the positioning is more accurate. However, the closed linear module needs to have better dustproof performance, otherwise dust enters the box from the closed box body, and the dust floats and accumulates on parts such as a driving piece, a screw rod and the like in the box, so that the linear module can run. The box body used for sealing must have a gap for the sliding seat to move, but how to enable ash falling from the gap not to enter the linear module can greatly improve the running performance of the linear module.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, an object of the present utility model is to provide a closed type dustproof linear module, which solves the problem of poor operation performance of the closed type linear module caused by poor dustproof performance.

The utility model provides a closed dustproof linear module, which comprises a sealing box, a box cover, a driving servo motor box, a screw rod, a sliding block base assembly and a linear guide rail, wherein the linear guide rail is arranged at the middle position of the bottom of the sealing box, side stop blocks are symmetrically arranged at the positions of two side walls in the sealing box, the sliding block base assembly comprises an upper-layer mounting plate, a middle supporting plate and a T-shaped sliding seat, two sides of the supporting plate are arranged below the mounting plate through supporting stop edges, the T-shaped sliding seat is arranged at the middle position of the lower surface of the supporting plate, the bottom of the T-shaped sliding seat is slidably arranged on the linear guide rail, the box cover penetrates through the mounting plate and the supporting plate and covers the sealing box, gaps are reserved between two side edges of the box cover and two side walls of the sealing box for sliding of the supporting stop edges, a screw rod hole is formed in the center position of the T-shaped sliding seat, a screw rod is spirally inserted in the screw rod hole, a ball and a ball slide way are arranged at the position where the screw rod hole contacts the screw rod, and one end of the sealing box is provided with a motor rotating shaft in the driving servo motor box and one end of the screw rod.

In some embodiments of the present utility model, the bottom of the T-shaped slide seat is provided with a u-shaped bottom, two semi-cylindrical convex slide rails are symmetrically arranged on two side walls in the u-shaped bottom, sliding grooves matched with the semi-cylindrical convex slide rails are arranged on two side walls of the linear guide rail, and balls and ball sliding ways are arranged on the two semi-cylindrical convex slide rails.

In other embodiments of the present utility model, the upper surface of the linear guide rail is provided with a plurality of oil filling ports which are arranged at equal intervals, and the bottom of each oil filling port is provided with two thin oil pipes which are respectively led to the sliding groove.

In other embodiments of the utility model, an oil cavity is arranged in the upper portion of the screw rod hole of the T-shaped sliding seat, an oil injection pipe communicated with the oil cavity is arranged on one side of the T-shaped sliding seat, an oil dropping pipe is arranged at the bottom of the oil cavity, and the bottom end of the oil dropping pipe is connected into the ball return passage.

In other embodiments of the present utility model, the upper surface of the side stop is provided with a semicircular slot below the gap between the lid and the seal case.

According to the utility model, the linear module is arranged in one sealing box, only a gap between the box cover and the sealing box is reserved for the supporting flange to slide, so that dust entering the sealing box and falling onto the linear module is greatly prevented, the dust falls onto the side stop block to accumulate after falling from the gap, the dust entering the linear module is further prevented, and a semicircular long groove is designed for accumulating the dust, so that the dust-free state of the linear module in the sealing box is ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a closed dustproof linear module according to the present utility model.

Fig. 2 is a schematic cross-sectional view of a closed dustproof linear module according to the present utility model.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

Fig. 4 is an enlarged schematic view of the structure at B in fig. 2.

Fig. 5 is a schematic cross-sectional view illustrating the location of an oil chamber according to the present utility model.

Fig. 6 is a schematic structural diagram of a linear sliding rail according to the present utility model.

In the figure: 1. a seal box; 2. driving a servo motor box; 3. a box cover; 4. a mounting plate; 41. supporting the flange; 42. a support plate; 43. a T-shaped slide seat; 431. an oil chamber; 4310. a filler pipe; 432. a drip pipe; 44. a U-shaped card bottom; 5. a linear guide rail; 50. a fuel filler; 501. a fine oil pipe; 51. a chute; 6. a screw rod; 60. a screw hole; 7. a side stopper; 71. semicircular long channels.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

Referring to fig. 1-6, a closed dustproof linear module comprises a sealing box 1, a box cover 3, a driving servo motor box 2, a screw rod 6, a sliding block base assembly and a linear guide rail 5, wherein the linear guide rail 5 is arranged at the middle position of the bottom of the sealing box 1, side stop blocks 7 are symmetrically arranged at the positions of two side walls in the sealing box 1, the sliding block base assembly comprises an upper-layer mounting plate 4, a middle supporting plate 42 and a T-shaped sliding seat 43, two sides of the supporting plate 42 are arranged below the mounting plate 4 through supporting stop edges 41, the T-shaped sliding seat 43 is arranged at the middle position of the lower surface of the supporting plate 42, the bottom of the T-shaped sliding seat 43 is slidably arranged on the linear guide rail 5, the box cover 3 penetrates through the sealing box 1 from the position between the mounting plate 4 and the supporting plate 42, gaps are reserved between two side edges of the box cover 3 and two side walls of the sealing box 1 for sliding by the supporting stop edges 41, a screw rod hole 60 is arranged at the center position of the T-shaped sliding seat 43, the screw rod 6 is spirally inserted in the screw rod hole 60, the position of the screw rod hole 60, the screw rod 6 is arranged at the position where the screw rod hole 60 contacts with the screw rod 6, one end of the ball motor 1 is arranged, and one end of the driving servo motor 2 is connected with one end of the driving servo motor 2.

The sealing box 1 is designed to seal the bottom and two sides of the linear module, and the box cover is used for covering most of the area on the upper part of the sealing box 1, and only gaps are reserved between two sides of the box cover 3 and two side walls of the sealing box 1 for supporting the flange 41 to slide, so that dust is greatly reduced and enters the linear module, and a side stop 7 is arranged below the gaps and is propped against the lower part of the gaps, so that falling dust cannot easily enter the linear module, and the tightness of the linear module is greatly improved.

The U-shaped clamping bottom 44 is arranged at the bottom of the T-shaped sliding seat 43, two semi-cylindrical convex sliding rails are symmetrically arranged on two side walls in the U-shaped clamping bottom 44, sliding grooves 51 matched with the semi-cylindrical convex sliding rails are formed in two side walls of the linear guide rail 5, and balls and ball sliding ways are arranged on the two semi-cylindrical convex sliding rails.

The U-shaped card bottom 44 is arranged at the bottom of the T-shaped sliding seat 43, and the U-shaped card bottom 44 is a sliding block with balls and is used for supporting and sliding. The ball and the ball slide way are of conventional design, the structure is not limited, and the ball return flow can be realized.

The upper surface of the linear guide rail 5 is provided with a plurality of oil filling openings 50 which are arranged at equal intervals, and the bottom of the oil filling opening 50 is provided with two thin oil pipes 501 which are respectively led to a chute 51.

Some oil drops from the oil filling drop by drop, some oil drops may infiltrate into the chute 51 from the fine oil pipe 501, and the balls may adhere to the oil drops after passing through, thereby performing a lubrication function. The cap is periodically disassembled to drip oil at each fill port 50.

The T-shaped sliding seat 43 is provided with an oil cavity 431 above the screw rod hole 60, one side of the T-shaped sliding seat 43 is provided with an oil injection pipe 4310 communicated with the oil cavity 431, the bottom of the oil cavity 431 is provided with an oil dropping pipe 432, and the bottom end of the oil dropping pipe 432 is connected into the ball return channel 433.

After the cap is disassembled, a certain amount of oil is injected from the oil injection pipe 4310 into the oil chamber 431, and some oil in the oil chamber 431 slowly drops into the ball return channel 433 to lubricate the balls. After the oil is added, an oil plug is plugged into the filler pipe 4310.

The upper surface of the side stop block 7 is provided with a semicircular long groove 71 below the gap between the box cover 3 and the sealing box 1. Ash accumulates in the semicircular long grooves 71 and is not liable to float into the linear module.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A closed dustproof linear module is characterized in that: comprises a sealing box (1), a box cover (3), a driving servo motor box (2), a screw rod (6), a sliding block base assembly and a linear guide rail (5), wherein the linear guide rail (5) is arranged at the middle position of the bottom of the sealing box (1), side stop blocks (7) are symmetrically arranged at the positions of two side walls in the sealing box (1), the sliding block base assembly comprises an upper-layer mounting plate (4), a middle supporting plate (42) and a T-shaped sliding seat (43), two sides of the supporting plate (42) are arranged below the mounting plate (4) through supporting ribs (41), the T-shaped sliding seat (43) is arranged at the middle position of the lower surface of the supporting plate (42), the bottom of the T-shaped sliding seat (43) is slidably arranged on the linear guide rail (5), the box cover (3) penetrates through the position between the mounting plate (4) and the supporting plate (42) and covers the sealing box (1), gaps are reserved between two side edges of the box cover (3) and two side walls of the sealing box (1) for supporting the flange (41) to slide, a screw rod hole (60) is arranged at the center of the T-shaped sliding seat (43), a screw rod (6) is spirally inserted in the screw rod hole (60), balls and ball slide ways are arranged at the contact positions of the screw rod hole (60) and the screw rod (6), one end of the sealing box (1) is provided with a driving servo motor box (2) and a motor rotating shaft in the driving servo motor box (2) is connected with one end of the screw rod (6).

2. The closed dustproof linear module according to claim 1, wherein: the U-shaped clamping bottom (44) is arranged at the bottom of the T-shaped sliding seat (43), two semi-cylindrical convex sliding rails are symmetrically arranged on two side walls in the U-shaped clamping bottom (44), sliding grooves (51) matched with the semi-cylindrical convex sliding rails are formed in two side walls of the linear guide rail (5), and balls and ball sliding ways are arranged on the two semi-cylindrical convex sliding rails.

3. The closed dustproof linear module according to claim 2, wherein: the upper surface of the linear guide rail (5) is provided with a plurality of oil filling openings (50) which are arranged at equal intervals, and two thin oil pipes (501) which are respectively led to the sliding grooves (51) are arranged at the bottoms of the oil filling openings (50).

4. The closed dustproof linear module according to claim 1, wherein: an oil cavity (431) is formed in the upper portion of the screw rod hole (60) of the T-shaped sliding seat (43), an oil injection pipe (4310) communicated with the oil cavity (431) is arranged on one side of the T-shaped sliding seat (43), an oil dropping pipe (432) is arranged at the bottom of the oil cavity (431), and the bottom end of the oil dropping pipe (432) is connected into the ball backflow channel.

5. The closed dustproof linear module according to claim 1, wherein: the upper surface of the side stop block (7) is provided with a semicircular long groove (71) below a gap between the box cover (3) and the sealing box (1).