CN210908966U

CN210908966U - Linear guide rail for numerical control machinery

Info

Publication number: CN210908966U
Application number: CN201921386622.7U
Authority: CN
Inventors: 杨永安
Original assignee: Anhui Yixing Precision Machinery Co ltd
Current assignee: Anhui Yixing Precision Machinery Co ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-07-03
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a linear guide for numerical control machinery, which comprises a slide rail, the equal fixedly connected with limiting plate in both ends about the slide rail, the equal fixedly connected with circle slide bar in both ends around the slide rail, the sliding surface of slide rail is connected with the slide, the adjustment tank has been seted up to the inside of slide, sliding connection has the pinch-off blades on the inner wall of adjustment tank, the equal swing joint in front and back portion of the lower extreme of pinch-off blades has the ball, the upper end of pinch-off blades is rotated and is connected with the fastening bolt, fastening bolt threaded connection is on the surface of slide, the inside of slide is provided with buffer, the upper end of slide is provided with clamping device. A linear guide for numerical control machinery, thereby reach through the design of each structure and reduce the sliding friction area to the slide, solve the impaired condition to the precision error that appears of slide, reduce the wearing and tearing to the slide rail, also can play certain effect to the antidetonation of slide simultaneously.

Description

Linear guide rail for numerical control machinery

Technical Field

The utility model relates to a linear guide field, in particular to linear guide for numerical control machinery.

Background

The numerical control technology is a base for realizing automatic, flexible and integrated production in the manufacturing industry, is the core of modern manufacturing technology, is an essential important means for improving the product quality and the labor productivity of the manufacturing industry, and numerical control mechanical equipment is continuously updated along with the development and progress of science and technology.

On present numerical control mechanical equipment, often can use linear slide rail, and most slide rails are very big at the use now because the atress contact friction area between slide rail and the slide is very big, lead to receiving under the effect of frictional force at the in-process of long-time use, lead to the guide rail wearing and tearing, thereby to moving the precision error, influence to processing is very big, simultaneously at the in-process that removes, if the position removal overlength appears, can directly bump on the spacing dish of guide rail, it is serious to the slider damage.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a linear guide for numerical control machinery, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a linear guide for numerical control machinery, includes the slide rail, the equal fixedly connected with limiting plate in both ends about the slide rail, the equal fixedly connected with circle slide bar in both ends around the slide rail, the sliding surface of slide rail is connected with the slide, the adjustment tank has been seted up to the inside of slide, sliding connection has the clamping plate on the inner wall of adjustment tank, the equal swing joint in front and back portion of the lower extreme of clamping plate has the ball, the upper end of clamping plate is rotated and is connected with the fastening bolt, fastening bolt threaded connection is on the surface of slide, the inside of slide is provided with buffer, the upper end of slide is provided with clamping device.

Preferably, the adjusting grooves, the clamping plates and the balls are all provided with four groups, and the two groups are symmetrically distributed on the left side and the right side of the inner wall of the sliding plate.

Preferably, buffer main structure has buffer board and No. two buffer boards, the equal fixedly connected with connective bar of the opposite face of buffer board and No. two buffer boards, and a spring of opposite face fixedly connected with of connective bar, the slide opening has been seted up to the inside of slide, connective bar sliding connection is in the inside of slide opening, buffer board and No. two buffer boards cup joint the both ends at the slide.

Preferably, the connecting rods and the first springs are arranged in two groups and distributed front and back in the center of the sliding plate.

Preferably, clamping device primary structure has link and fly leaf, the lower extreme fixedly connected with connecting plate of link, No. two springs have been placed at the upper end center of connecting plate, the upper end fixedly connected with worker's type piece of No. two springs, the upper end fixedly connected with depression bar of worker's type piece, the upper portion of depression bar through connection frame, the equal swing joint in one end of fly leaf in both ends about worker's type piece, and the other end swing joint of two sets of fly leaves is in the inside of connecting plate.

Preferably, a sliding groove is formed in the upper end of the sliding rail, the lower end of the connecting plate is connected to the inner wall of the sliding groove in a sliding mode, and the connecting frame is connected to the upper end of the sliding plate in a sliding mode.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the four groups of balls connected on the inner wall of the sliding plate can be rotated by controlling the sliding plate to move left and right, the sliding contact area in the sliding plate is well reduced by the four groups of balls, so that the long-time abrasion of the traditional surface contact sliding plate is reduced, the condition of error of precision size is caused, the four groups of clamping plates can be well clamped by tightening the tightening bolt, the balls are more compactly contacted with the circular sliding rod, no gap is generated, the balls can be well contacted with the sliding plate for moving for a long time, if the balls are abraded, the gap in the balls can be eliminated under the action of the tightening bolt, the time for replacing accessories is reduced, if the sliding plate impacts on a limiting plate in the moving process, the impact force can be removed through two groups of springs under the action of the reaction force of the first buffer plate and the second buffer plate, the length of reducing at the working process because of the migration distance, and directly striking the slide on the limiting plate, cause the damage of slide, increased the shockproof effect of slide, reduce the impaired condition of striking of slide.

2. Can move the I-shaped piece downwards through pressing the depression bar to prying two sets of fly leaves upwards, thus to the rising of connecting plate, just can slide the slide, slide to the assigned position after, can loosen the depression bar, thereby fine reaching carries out a fixed effect in position to the slide.

Drawings

Fig. 1 is a schematic view of the overall structure of a linear guide rail for a numerical control machine according to the present invention;

FIG. 2 is a schematic structural diagram of the inside of a linear guide rail slide plate for a numerical control machine according to the present invention;

fig. 3 is a front cross-sectional view of a linear guide rail slide plate for a numerical control machine according to the present invention;

fig. 4 is a schematic view of a damping device for a linear guide rail of a numerical control machine according to the present invention;

fig. 5 is a schematic view of a clamping device for a linear guide of a numerical control machine according to the present invention.

In the figure: 1. a slide rail; 2. a limiting plate; 3. a slide plate; 4. tightening the bolt; 5. a buffer device; 51. a first buffer plate; 52. a second buffer plate; 53. a connecting rod; 54. a first spring; 55. a slide hole; 6. a clamping device; 61. a connecting frame; 62. a pressure lever; 63. a shaping block; 64. a connecting plate; 65. a second spring; 66. a movable plate; 7. a circular slide bar; 8. a clamping plate; 9. a ball bearing; 10. an adjustment groove; 11. a sliding groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, a linear guide for numerical control machinery, including slide rail 1, the equal fixedly connected with limiting plate 2 in both ends about slide rail 1, the equal fixedly connected with circle slide bar 7 in both ends around slide rail 1, the surperficial sliding connection of slide rail 1 has slide plate 3, adjustment tank 10 has been seted up to slide plate 3's inside, sliding connection has clamping plate 8 on adjustment tank 10's the inner wall, the equal swing joint in front and back portion of the lower extreme of clamping plate 8 has ball 9, the upper end of clamping plate 8 is rotated and is connected with tightening bolt 4, tightening bolt 4 threaded connection is on the surface of slide plate 3, the inside of slide plate 3 is provided with buffer 5, the upper end of slide plate 3 is provided with.

Four groups of adjusting grooves 10, clamping plates 8 and balls 9 are arranged, and the left side and the right side of the inner wall of the sliding plate 3 are symmetrically distributed into two groups; the stress condition of the sliding plate 3 is well distributed, the buffer device 5 is mainly structurally provided with a first buffer plate 51 and a second buffer plate 52, opposite surfaces of the first buffer plate 51 and the second buffer plate 52 are fixedly connected with a connecting rod 53, the opposite surface of the connecting rod 53 is fixedly connected with a first spring 54, a sliding hole 55 is formed in the sliding plate 3, the connecting rod 53 is connected in the sliding hole 55 in a sliding mode, and the first buffer plate 51 and the second buffer plate 52 are sleeved at two ends of the sliding plate 3; the connecting rods 53 and the first springs 54 are arranged in two groups and distributed front and back in the center of the sliding plate 3, so that the effect of distributing the impact force is achieved when the impact force is applied, and the effect of damping is achieved; the clamping device 6 mainly structurally comprises a connecting frame 61 and movable plates 66, wherein the lower end of the connecting frame 61 is fixedly connected with a connecting plate 64, a second spring 65 is placed in the center of the upper end of the connecting plate 64, the upper end of the second spring 65 is fixedly connected with an I-shaped block 63, the upper end of the I-shaped block 63 is fixedly connected with a pressure lever 62, the pressure lever 62 penetrates through the upper part of the connecting frame 61, the left end and the right end of the I-shaped block 63 are movably connected to one end of the movable plates 66, and the other ends of the two groups of movable plates 66 are; the upper end of the slide rail 1 is provided with a slide groove 11, the lower end of the connecting plate 64 is connected with the inner wall of the slide groove 11 in a sliding manner, and the connecting frame 61 is connected with the upper end of the slide plate 3 in a sliding manner.

It should be noted that, the present invention is a linear guide for numerical control machine, which can rotate four groups of balls 9 connected to the inner wall of a slide plate 3 by controlling the slide plate 3 to move left and right, and the four groups of balls 9 can reduce the sliding contact area inside the slide plate 3 well, and can clamp four groups of clamping plates 8 well by tightening a tightening bolt 4, so that the balls 9 can contact with a circular slide rod 7 more compactly, and no gap occurs, resulting in an error in the moving dimension, if the slide plate 3 impacts on a limiting plate 2 during the moving process, the impact can be removed through the reaction force of a first buffer plate 51 and a second buffer plate 52, thereby reducing the length of the moving distance during the working process, and the slide plate 3 directly impacts on the limiting plate 2, causing the damage of the slide plate 3, the I-shaped block 63 can be moved downwards by pressing the pressing rod 62, so that the two groups of movable plates 66 are pried upwards, the sliding plate 3 can be slid only by lifting the connecting plate 64, and after the connecting plate is slid to a designated position, the pressing rod 62 can be released, so that the position of the sliding plate 3 can be fixed.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a linear guide for numerical control machinery, includes slide rail (1), its characterized in that: the utility model discloses a slide rail (1) for the automobile, including slide rail (1), the equal fixedly connected with limiting plate (2) in both ends about slide rail (1), the equal fixedly connected with circle slide bar (7) in both ends around slide rail (1), the sliding surface of slide rail (1) is connected with slide (3), adjustment tank (10) have been seted up to the inside of slide (3), sliding connection has clamp plate (8) on the inner wall of adjustment tank (10), the equal swing joint in front and back portion of the lower extreme of clamp plate (8) has ball (9), the upper end of clamp plate (8) is rotated and is connected with fastening bolt (4), fastening bolt (4) threaded connection is on the surface of slide (3), the inside of slide (3) is provided with buffer (5), the upper end of slide (3) is provided with clamping device (6.

2. The linear guide rail for the numerical control machine according to claim 1, characterized in that: the adjusting grooves (10), the clamping plates (8) and the balls (9) are all provided with four groups, and the two groups are symmetrically distributed on the left side and the right side of the inner wall of the sliding plate (3).

3. The linear guide rail for the numerical control machine according to claim 1, characterized in that: buffer (5) major structure has buffer board (51) and buffer board (52) No. two, the equal fixedly connected with connective bar (53) of opposite face of buffer board (51) and buffer board (52) No. two, and spring (54) of opposite face fixedly connected with of connective bar (53), slide opening (55) have been seted up to the inside of slide (3), connective bar (53) sliding connection is in the inside of slide opening (55), buffer board (51) and buffer board (52) cup joint the both ends at slide (3) No. two.

4. A linear guide for a numerically controlled machine according to claim 3, wherein: the connecting rods (53) and the first springs (54) are arranged in two groups and are distributed in the front and back direction of the center of the sliding plate (3).

5. The linear guide rail for the numerical control machine according to claim 1, characterized in that: clamping device (6) major structure has link (61) and fly leaf (66), the lower extreme fixedly connected with connecting plate (64) of link (61), No. two spring (65) have been placed at the upper end center of connecting plate (64), the upper end fixedly connected with worker's type piece (63) of No. two spring (65), the upper end fixedly connected with depression bar (62) of worker's type piece (63), depression bar (62) run through the upper portion of link (61), the equal swing joint in one end of fly leaf (66) in both ends about worker's type piece (63), and the other end swing joint of two sets of fly leaf (66) is in the inside of connecting plate (64).

6. The linear guide rail for the numerical control machine according to claim 5, characterized in that: the upper end of the sliding rail (1) is provided with a sliding groove (11), the lower end of the connecting plate (64) is connected to the inner wall of the sliding groove (11) in a sliding mode, and the connecting frame (61) is connected to the upper end of the sliding plate (3) in a sliding mode.