Linear guide rail locking device

Abstract

The utility model discloses a linear guide rail locking device, which belongs to the field of locking devices, and comprises a track, a sliding table is movably arranged on the track, a locking mechanism is arranged at the front end of the sliding table, the locking mechanism is matched with an upper linear guide rail for use, and after the sliding table moves to a specified position on the track, the locking mechanism is locked. The screw knob is rotated to push the movable block to move downwards through the rotating block, the degree of the included angle formed between the connecting rods located on the two sides of the movable block is forced to be gradually increased, and the movable rod is pushed towards the two sides in the changing process until the screw knob cannot be rotated and the two connecting rods are located at the same transverse horizontal position. When a workpiece is taken from the sliding table, the limiting blocks on the outer side end walls of the movable rods can be clamped into the limiting grooves corresponding to the positions formed in the inner side walls of the L-shaped plates installed on the two sides of the rail, and therefore the problem that when the workpiece is taken from the sliding table, the sliding table shifts on the rail, and consequently the position deviates can be solved; therefore, the purpose of quickly limiting, locking and fixing the sliding table on the track is achieved.

Description

Technical Field

[0001] The utility model relates to the field of locking devices, in particular to a linear guide rail locking device. Background Art

[0002] Linear guides, also known as linear rails, slides, linear guides, and linear slides, can be categorized into three types: roller linear guides, cylindrical linear guides, and ball linear guides. Linear guides support and guide moving parts, performing reciprocating linear motion in a given direction. Depending on the nature of friction, linear guides can be divided into sliding friction guides, rolling friction guides, elastic friction guides, and fluid friction guides.

[0003] In the prior art, when the slide moves on the track and transports the workpiece, when the slide moves to the designated position so that the staff can pick up the workpiece on the slide or place the workpiece on the slide for transportation, there is no locking measure to lock the position of the slide after the slide stops moving on the track. As a result, the slide is easily displaced and deviates from its original position when the workpiece on the slide is picked up and placed, which not only affects the staff's operation, but also brings inconvenience to the use of linear guide rails. Summary of the Invention

[0004] The main purpose of the utility model is to provide a linear guide rail locking device, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] The locking mechanism is fixedly connected to the L-shaped plate at both ends of the track, and the locking mechanism comprises an L-shaped plate, a mechanism housing, a movable rod, a limit block, a fixed block, a movable block, a connecting rod and a screw knob. The two ends of the track are fixedly connected to the front end wall of the slide, and the mechanism housing is fixedly connected to the front end wall of the slide, and the two movable rods are movably connected to the inner bottom surface of the mechanism housing by T-shaped sliding strips on the bottom surface. The limit block is fixedly connected to the outer end wall of the movable rod, and the inner end wall of the movable rod and the left and right side walls of the movable block are respectively fixedly connected to a group of symmetrical fixed blocks, the connecting rod is movably connected between the inner side wall of the movable rod and the fixed blocks symmetrically on one side wall of the movable block through the rotating rods on the left and right ends. The screw knob is movably connected to the screw hole opened in the top surface of the mechanism housing, and the screw knob is also movably connected to the movable block by the rotating block at the bottom end.

[0007] Preferably, L-shaped plates are fixedly mounted on the left and right side walls of the track respectively, and a plurality of limiting grooves are provided on the inner side walls of the vertical portion of the L-shaped plates.

[0008] Preferably, the mechanism housing is fixedly mounted on the front end wall of the slide, and through holes are respectively provided on the left and right side walls of the mechanism housing, a T-shaped slot is provided on the inner bottom surface of the mechanism housing, and screw holes are provided on the top surface of the mechanism housing.

[0009] Preferably, a T-shaped slide is fixedly installed on the bottom surface of the movable rod, and the T-shaped slide is movably installed in the T-shaped slide groove, a limit block corresponding to the limit groove is fixedly installed on the outer end wall of the movable rod, and a group of front-to-back symmetrical fixed blocks are respectively fixedly installed on the inner end wall of the movable rod and the left and right side walls of the movable block, and a rotating hole is opened on the front end wall of the fixed block.

[0010] Preferably, a group of front-to-back symmetrical rotating rods are fixedly installed on the left and right ends of the connecting rod, and the rotating rods at both ends are movably installed in the rotating holes opened on the inner end wall of the movable rod and the fixed block on the side wall of the movable block, and the top surface of the movable block is also provided with a convex groove.

[0011] Preferably, the screw knob is threadedly connected to the screw hole, and a rotating block is fixedly installed at the bottom end of the screw knob, and the rotating block is movably installed in the convex groove.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The cam is then moved to a position where it can be moved along the track, and the two guide rails are brought into contact with each other, and the two guide rails are brought into contact with each other, so that the cam can be moved to a position where it can move along the track, and the two guide rails can be moved to a position in which the cam is moved to a position where it can move along the track, and the two guide rails can be moved to a position in which the cam is moved to a position in which the cam is moved to a position in which the cam is moved to a position in which the cam is moved to a position in which the cam is moved to a position in which the cam is moved to a position in which BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the overall structure of the track of the present utility model;

[0016] Figure 3 This is a schematic diagram of the structural breakdown of the locking mechanism of the present utility model;

[0017] Figure 4It is a schematic cross-sectional view of the overall structure of the present invention.

[0018] In the figure: 1. Track; 2. Slide; 3. Locking mechanism; 4. L-shaped plate; 5. Limiting groove; 6. Mechanism housing; 7. Through hole; 8. T-shaped slide; 9. Screw hole; 10. Movable rod; 11. T-shaped slide; 12. Limiting block; 13. Fixed block; 14. Rotating hole; 15. Movable block; 16. Convex groove; 17. Connecting rod; 18. Rotating rod; 19. Screw knob; 20. Rotating block. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] like Figure 1 - Figure 4 As shown, a linear guide locking device includes a track 1, a slide 2 is movably provided on the track 1, a locking mechanism 3 is provided at the front end of the slide 2, and the locking mechanism 3 includes an L-shaped plate 4, a mechanism housing 6, a movable rod 10, a limit block 12, a fixed block 13, a movable block 15, a connecting rod 17 and a screw knob 19. The two sides of the track 1 are respectively fixedly connected to the L-shaped plate 4, the mechanism housing 6 is fixedly connected to the front end wall of the slide 2, and the two movable rods 10 are respectively movably connected to the inside of the mechanism housing 6 through the T-shaped slide 11 on the bottom surface. On the bottom surface, the limit block 12 is fixedly connected to the outer end wall of the movable rod 10, and a group of symmetrical fixed blocks 13 are respectively fixedly connected to the inner end wall of the movable rod 10 and the left and right side walls of the movable block 15. The connecting rod 17 is movably connected between the inner wall of the movable rod 10 and the symmetrical fixed blocks 13 on one side wall of the movable block 15 through the rotating rods 18 on both sides of the left and right ends. The screw knob 19 is movably connected to the screw hole 9 opened on the top surface of the mechanism housing 6, and the screw knob 19 is also movably connected to the movable block 15 through the rotating block 20 at the bottom end.

[0021] like Figure 1 - Figure 4As shown, in this embodiment, in order to enable the linear guide to have a locking function when in use through the locking mechanism 3, so that the slide 2 can be locked and fixed on the track 1 when it stops moving, L-shaped plates 4 are fixedly installed on the left and right side walls of the track 1, and a number of limit grooves 5 are opened on the inner side wall of the vertical part of the L-shaped plate 4. The mechanism housing 6 is fixedly installed on the front end wall of the slide 2, and through holes 7 are opened on the left and right side walls of the mechanism housing 6. A T-shaped slide groove 8 is opened on the inner bottom surface of the mechanism housing 6, and a screw hole 9 is opened on the top surface of the mechanism housing 6. A T-shaped slide bar 11 is fixedly installed on the bottom surface of the movable rod 10, and the T-shaped slide bar 11 is movably installed in the T-shaped slide groove 8. The outer end wall of the movable rod 10 is fixed A limit block 12 corresponding to the limit groove 5 is fixedly installed, and a group of front-to-back symmetrical fixed blocks 13 are respectively fixedly installed on the inner end wall of the movable rod 10 and the left and right side walls of the movable block 15. A rotation hole 14 is opened on the front end wall of the fixed block 13, and a group of front-to-back symmetrical rotating rods 18 are respectively fixedly installed on the left and right ends of the connecting rod 17, and the rotating rods 18 at both ends are movably installed in the rotation holes 14 opened on the fixed blocks 13 on the inner end wall of the movable rod 10 and the side wall of the movable block 15. A convex groove 16 is also opened on the top surface of the movable block 15, and a screw knob 19 is threadedly connected to the screw hole 9, and a rotating block 20 is fixedly installed on the bottom end of the screw knob 19, and the rotating block 20 is movably installed in the convex groove 16;

[0022] The specific working principle of the locking mechanism 3 in conjunction with the upper linear guide rail is as follows: when the slide 2 moves to the specified position on the track 1, the screw knob 19 installed on the top surface of the mechanism housing 6 of the front end wall of the slide 2 is rotated, and the screw knob 19 will realize the threaded rotation in the screw hole 9 opened on the top surface of the mechanism housing 6 and move downward, and drive the rotating block 20 installed at its bottom end to rotate in the convex groove 16 opened on the top surface of the movable block 15, and then push the movable block 15 downward through the rotating block 20, so that the movable block 15 moves downward inside the mechanism housing 6. In the process of the movable block 15 moving downward, since the movable block 15 is movably connected to the movable rods 10 on both sides of the inner bottom surface of the track 1 through the connecting rods 17 on both sides, and the front and rear symmetrical rotating rods 18 installed at the left and right ends of the connecting rod 17 are respectively movably installed in the rotating holes 14 opened on the front end wall of the symmetrical fixed block 13 installed on the inner side wall of the movable rod 10 and the side wall of the movable block 15, the rotating rod 18 will rotate in the rotating hole 14, and the left and right The angle formed by the right symmetrical connecting rods 17 will gradually increase, and in the process of this change, the movable rod 10 will be moved in the two sides. The T-shaped slide 11 installed on the bottom surface of the movable rod 10 will slide in the T-shaped slide groove 8 opened on the bottom surface of the mechanism housing 6, and the movable rod 10 will move outward through the through holes 7 opened on the left and right side walls of the mechanism housing 6 until the symmetrical connecting rods 17 are on the same horizontal line and present an "I" shape, so that the screw knob 19 can no longer be rotated, and the limit blocks 12 installed on the outer end walls of the movable rod 10 are inserted into the corresponding limit grooves 5 opened on the vertical inner walls of the L-shaped plates 4 on both sides of the track 1. Therefore, limiting the slide 2 by the locking mechanism 3 can prevent the slide 2 from being displaced on the track 1 when the workpiece is taken on the slide 2, resulting in the problem of position deviation, thereby achieving the purpose of quickly limiting and locking the slide 2 on the track 1, which is not only convenient for the staff to operate, but also convenient for the use of the linear guide rail.

[0023] The foregoing description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, various improvements may be made to the present invention and its components may be replaced with equivalents, or some of its technical features may be replaced with equivalents without departing from the scope of the present invention. Anything within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A linear guide rail locking device, comprising a rail (1), wherein a slide (2) is movably provided on the rail (1), characterized in that: The front end of the slide (2) is provided with a locking mechanism (3), and the locking mechanism (3) includes an L-shaped plate (4), a mechanism housing (6), a movable rod (10), a limit block (12), a fixed block (13), a movable block (15), a connecting rod (17) and a screw knob (19). The two sides of the track (1) are fixedly connected with the L-shaped plate (4), the mechanism housing (6) is fixedly connected to the front end wall of the slide (2), and the two movable rods (10) are movably connected to the inner bottom surface of the mechanism housing (6) through the T-shaped slide bar (11) on the bottom surface. The limit block (12) is fixed. The connecting rod (17) is connected to the outer end wall of the movable rod (10), and a group of symmetrical fixed blocks (13) are fixedly connected to the inner end wall of the movable rod (10) and the left and right side walls of the movable block (15), respectively. The connecting rod (17) is movably connected between the inner side wall of the movable rod (10) and the symmetrical fixed blocks (13) on one side wall of the movable block (15) through the rotating rods (18) on both sides of the left and right ends. The screw knob (19) is movably connected to the screw hole (9) opened on the top surface of the mechanism housing (6), and the screw knob (19) is also movably connected to the movable block (15) through the rotating block (20) at the bottom end.

2. A linear guide rail locking device according to claim 1, characterized in that: L-shaped plates (4) are fixedly mounted on the left and right side walls of the track (1), respectively, and a plurality of limiting grooves (5) are provided on the vertical inner side walls of the L-shaped plates (4).

3. A linear guide rail locking device according to claim 2, characterized in that: The mechanism housing (6) is fixedly mounted on the front end wall of the slide (2), and through holes (7) are respectively provided on the left and right side walls of the mechanism housing (6), a T-shaped sliding groove (8) is provided on the inner bottom surface of the mechanism housing (6), and a screw hole (9) is provided on the top surface of the mechanism housing (6).

4. A linear guide rail locking device according to claim 3, characterized in that: A T-shaped slide bar (11) is fixedly mounted on the bottom surface of the movable rod (10), and the T-shaped slide bar (11) is movably mounted in the T-shaped slide groove (8). A limit block (12) corresponding to the limit groove (5) is fixedly mounted on the outer end wall of the movable rod (10), and a group of front-to-back symmetrical fixed blocks (13) are fixedly mounted on the inner end wall of the movable rod (10) and the left and right side walls of the movable block (15), respectively. A rotation hole (14) is opened on the front end wall of the fixed block (13).

5. A linear guide rail locking device according to claim 4, characterized in that: A set of front-to-back symmetrical rotating rods (18) are fixedly mounted on the left and right ends of the connecting rod (17), and the rotating rods (18) at both ends are movably mounted in rotating holes (14) provided on the inner end wall of the movable rod (10) and the fixed block (13) on the side wall of the movable block (15), and a convex groove (16) is also provided on the top surface of the movable block (15).

6. A linear guide rail locking device according to claim 5, characterized in that: The screw knob (19) is threadedly connected to the screw hole (9), and a rotating block (20) is fixedly mounted on the bottom end of the screw knob (19), and the rotating block (20) is movably mounted in the convex groove (16).

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