Machine tool guide rail locking device

Abstract

The utility model discloses a machine tool guide rail locking device which relates to the technical field of machine tools and comprises a machine tool and a guide rail, the guide rail is arranged on the upper side of the machine tool in an abutting mode, a plurality of inserting holes are sequentially formed in the upper surface of the machine tool from front to back, and inserting rods are fixedly arranged on the side, close to the machine tool, of the guide rail and correspond to the inserting holes. A first cavity is formed in the position, located on the lower side of the guide rail, in the machine tool, a sliding plate is arranged in the first cavity in a sliding mode, and limiting holes are formed in the side walls of the multiple inserting rods; limiting rods are fixedly arranged on the side, close to the inserting rod, of the sliding plate and correspond to the multiple limiting holes, the multiple limiting rods are connected with the corresponding limiting holes in an inserted mode, and a transverse rod is fixedly arranged on the side, close to the inserting rod, of the sliding plate. The guide rail can be efficiently and conveniently installed, and the working efficiency can be greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tools, in particular to a guide rail locking device for a machine tool. Background Art

[0002] CNC machine tools are digitally controlled machine tools, which are automated machine tools equipped with a program control system. They can automatically process parts according to the shapes and sizes required by the drawings. The current method of fixing CNC machine tools is generally to fix the CNC machine tools by manually tightening the locking structure. During operation, not only will the degree of locking be difficult to control due to different tightening forces, but the operation is also cumbersome, time-consuming and labor-intensive. Utility Model Content

[0003] In view of the above problems existing in the existing machine tool guide rail locking device, the present utility model is proposed.

[0004] Therefore, the purpose of the utility model is to provide a machine tool guide rail locking device, which solves the problem that the machine tool guide rail locking device in the prior art generally adopts a manual tightening locking structure to fix the CNC machine tool. During operation, not only is the locking degree difficult to control due to different tightening forces, but the operation is also cumbersome, time-consuming and labor-intensive.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A machine tool guide rail locking device comprises a machine tool and a guide rail, wherein the guide rails are arranged against each other on the upper side of the machine tool, and a plurality of insertion holes are sequentially provided on the upper surface of the machine tool from front to back, and insertion rods are fixedly provided on a side of the guide rail close to the machine tool and at positions corresponding to the insertion holes, and a plurality of the insertion rods are plugged into the corresponding insertion holes, and a first cavity is provided inside the machine tool and at the lower side of the guide rail, and a slide is slidably provided inside the first cavity, and limiting holes are provided on the side walls of the plurality of the insertion rods, and limiting rods are fixedly provided on a side of the slide plate close to the insertion rod and at positions corresponding to the plurality of the limiting holes, and a plurality of the limiting rods are plugged into the corresponding limiting holes, and a cross bar is fixedly provided on a side of the slide plate close to the insertion rod, and a limiting mechanism for limiting the slide plate is provided at one end of the cross bar away from the slide plate.

[0007] Preferably, the limiting mechanism includes a baffle and a limiting plate, the baffle being fixedly arranged on a side of the first cavity away from the slide board, a transverse groove being provided in the middle of the baffle, a second cavity being provided inside an end of the transverse rod away from the slide board, a rotating rod being rotatably arranged inside the second cavity, one end of the rotating rod extending to the outside of the cavity and fixedly connected to a pull rod, one end of the pull rod extending to the outside of the first cavity through the transverse groove, the limiting plate being fixedly sleeved on the rod wall of the pull rod, the limiting plate and the transverse groove being arranged vertically, the limiting plate and the side of the baffle away from the slide board being abutted against each other, and the width of the limiting plate being slightly smaller than the width of the transverse groove.

[0008] Preferably, a torsion spring is movably sleeved on the rod wall of the rotating rod, and two ends of the torsion spring are respectively fixedly connected to the corresponding rotating rod and the inner wall of the second cavity.

[0009] Preferably, a pull ring is fixedly provided on one outer end of the pull rod.

[0010] Preferably, the longitudinal sections of the slide plate and the first cavity are both rectangular.

[0011] Preferably, the length of the limiting plate is slightly smaller than the width of the first cavity.

[0012] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0013] The utility model completes the limitation of the guide rail by inserting a plurality of insertion rods into the corresponding insertion holes and then pulling the pull rod so that the cross bar drives the slide plate to move, and a plurality of limit rods on one side of the slide plate are inserted into the limit holes of the corresponding insertion rod side walls. During this period, the horizontal limit rod passes through the cross groove, and the pull rod is released. The elastic force of the torsion spring causes the rotating rod to drive the limit plate to rotate vertically, that is, to conflict with the side of the baffle away from the slide plate, so that the slide plate can be limited, and the guide rail can be locked efficiently, conveniently and stably. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0015] Figure 1 This is a structural schematic diagram of a machine tool guide rail locking device proposed by the utility model;

[0016] Figure 2 for Figure 1 A schematic diagram of the structure of the middle part A is enlarged;

[0017] Figure 3 for Figure 1A three-dimensional diagram of the connection structure between the middle guide rail and multiple connecting columns.

[0018] Description of reference numerals:

[0019] 1. Machine tool; 2. Guide rail; 3. Insert rod; 4. Slide plate; 5. Limit rod; 6. Cross bar; 7. Baffle; 8. Pull rod; 9. Limit plate; 10. Pull ring; 11. Torsion spring; 12. Rotating rod. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0021] The utility model embodiment discloses a machine tool guide rail locking device.

[0022] Reference Figure 1-3 A machine tool guide rail locking device comprises a machine tool 1 and a guide rail 2, wherein the guide rail 2 is arranged against each other on the upper side of the machine tool 1, and a plurality of plug holes are sequentially provided on the upper surface of the machine tool 1 from front to back, and a plug rod 3 is fixedly provided on the side of the guide rail 2 close to the machine tool 1 and corresponding to the plug hole, and a plurality of plug rods 3 are plugged into the corresponding plug holes, and a first cavity is provided inside the machine tool 1 and located on the lower side of the guide rail 2, and a slide plate 4 is slidably provided inside the first cavity, and the longitudinal sections of the slide plate 4 and the first cavity are both rectangular, so that the slide plate 4 cannot rotate, that is, it can slide stably, and the side walls of the plurality of plug rods 3 are provided with limiting holes, and a limiting rod 5 is fixedly provided on the side of the slide plate 4 close to the plug rod 3 and corresponding to the plurality of limiting holes, and the plurality of limiting rods 5 are plugged into the corresponding limiting holes, and a cross bar 6 is fixedly provided on the side of the slide plate 4 close to the plug rod 3.

[0023] Reference Figure 1-3 The end of the cross bar 6 away from the slide plate 4 is provided with a limiting mechanism for limiting the slide plate 4, the limiting mechanism includes a baffle 7 and a limiting plate 9, the baffle 7 is fixedly arranged on the side of the first cavity away from the slide plate 4, a transverse groove is provided in the middle of the baffle 7, and a second cavity is provided inside the end of the cross bar 6 away from the slide plate 4, and a rotating rod 12 is rotatably arranged inside the second cavity, one end of the rotating rod 12 extends to the outside of the cavity and is fixedly connected with a pull rod 8, and a pull ring 10 is fixedly arranged on the outer end of the pull rod 8 for convenient pulling of the pull rod 8, one end of the pull rod 8 passes through the transverse groove and extends to the outside of the first cavity, and the limiting plate 9 is fixedly sleeved on the rod wall of the pull rod 8, the limiting plate 9 is vertically arranged with the transverse groove, and the limiting plate 9 is against the side of the baffle 7 away from the slide plate 4, the width of the limiting plate 9 is slightly smaller than the width of the transverse groove, and the length of the limiting plate 9 is slightly smaller than the width of the first cavity, so that the limiting plate 9 can rotate smoothly in the first cavity.

[0024] Reference Figure 1-3The rod wall of the rotating rod 12 is movably sleeved with a torsion spring 11, and the two ends of the torsion spring 11 are respectively fixedly connected to the corresponding rotating rod 12 and the inner wall of the second cavity. In the natural state, the elastic force of the torsion spring 11 causes the rotating rod 12 to drive the limiting plate 9 to rotate to a vertical state.

[0025] In the utility model, when in use, multiple insertion rods 3 are inserted into corresponding insertion holes, and then the pull rod 8 is pulled, so that the cross bar 6 drives the slide plate 4 to move, and multiple limit rods 5 on one side of the slide plate 4 are inserted into the limit holes of the corresponding side walls of the insertion rods 3, thereby completing the limitation of the guide rail 2. During this period, the horizontal limit rod 5 passes through the horizontal groove, and the pull rod 8 is released. The elastic force of the torsion spring 11 makes the rotating rod 12 drive the limit plate 9 to rotate vertically, that is, it conflicts with the side of the baffle 7 away from the slide plate 4, that is, it can limit the slide plate 4, that is, realize efficient, convenient and stable locking of the guide rail 2.

[0026] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A machine tool guide rail locking device, comprising a machine tool (1) and a guide rail (2), characterized in that: The guide rail (2) is arranged against the upper side of the machine tool (1), and a plurality of insertion holes are sequentially provided on the upper surface of the machine tool (1) from front to back. A plug rod (3) is fixedly provided at a position corresponding to the plug hole on a side of the guide rail (2) close to the machine tool (1), and a plurality of the plug rods (3) are plugged into the corresponding insertion holes. A first cavity is provided inside the machine tool (1) and located at the lower side of the guide rail (2). A slide plate (4) is slidably provided inside the first cavity. Limiting holes are provided on the side walls of the plurality of the plug rods (3). A limiting rod (5) is fixedly provided at a side of the slide plate (4) close to the plug rod (3) and at a position corresponding to the plurality of the limiting holes. The plurality of the limiting rods (5) are plugged into the corresponding limiting holes. A cross bar (6) is fixedly provided on a side of the slide plate (4) close to the plug rod (3), and a limiting mechanism for limiting the slide plate (4) is provided at one end of the cross bar (6) away from the slide plate (4).

2. The machine tool guide rail locking device according to claim 1, characterized in that: The limiting mechanism comprises a baffle (7) and a limiting plate (9), wherein the baffle (7) is fixedly arranged on a side of the first cavity away from the slide plate (4), a transverse groove is provided in the middle of the baffle (7), a second cavity is provided on the end of the transverse rod (6) away from the slide plate (4), a rotating rod (12) is rotatably arranged inside the second cavity, one end of the rotating rod (12) extends to the outside of the cavity and is fixedly connected to a pull rod (8), one end of the pull rod (8) passes through the transverse groove and extends to the outside of the first cavity, the limiting plate (9) is fixedly sleeved on the rod wall of the pull rod (8), the limiting plate (9) is arranged vertically to the transverse groove, the limiting plate (9) abuts against the side of the baffle (7) away from the slide plate (4), and the width of the limiting plate (9) is slightly smaller than the width of the transverse groove.

3. The machine tool guide rail locking device according to claim 2, characterized in that: A torsion spring (11) is movably sleeved on the rod wall of the rotating rod (12), and two ends of the torsion spring (11) are respectively fixedly connected to the corresponding rotating rod (12) and the inner wall of the second cavity.

4. The machine tool guide rail locking device according to claim 2, characterized in that: A pull ring (10) is fixedly provided on one outer end of the pull rod (8).

5. The machine tool guide rail locking device according to claim 1, characterized in that: The longitudinal sections of the slide plate (4) and the first cavity are both rectangular.

6. The machine tool guide rail locking device according to claim 2, characterized in that: The length of the limiting plate (9) is slightly smaller than the width of the first cavity.

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