Numerical control machine tool clamp

Abstract

The utility model provides a numerical control machine tool clamp. The numerical control machine tool clamp comprises a fixing assembly, a clamping assembly and a mounting plate. The fixing assembly comprises a movable clamping jaw, a groove, a telescopic rod, a spring, a first plate body and an anti-skid pad. A groove is formed in the bottom of the movable clamping jaw, the outer side wall of the telescopic rod is fixedly connected to the interior of the groove, a piston rod of the telescopic rod is fixedly connected to the top of the first plate body, and the outer side wall of the telescopic rod is sleeved with the outer side wall of the spring; by means of the arrangement of the telescopic rod, the spring and the first plate body, a worker can clamp a workpiece without holding the workpiece with hands in the clamping process, the position of the workpiece can be adjusted before the workpiece is clamped, and therefore the workpiece can be clamped conveniently and rapidly. The fixed area of the movable clamping jaw to the surface of the workpiece is ensured to be the same, so that the workpiece is fixed reliably, the workload of workers is reduced, and the machining quality and the working efficiency are improved.

Description

Technical Field

[0001] The utility model relates to a machine tool fixture, in particular to a numerical control machine tool fixture, and belongs to the technical field of fixtures. Background Art

[0002] At present, the CNC machine tool fixture is a clamping tool used to clamp metal parts; the existing CNC machine tool fixture is generally a three-jaw chuck, which generally includes a chuck body, movable jaws and a jaw driving mechanism. The bottom of the three movable jaws guide part has threads that mesh with the flat threads on the back of the disc bevel gear. When the small bevel gear is rotated through the square hole with a wrench, the disc gear rotates, and the flat threads on the back simultaneously drive the three jaws to approach or withdraw from the center to clamp metal parts of different diameters;

[0003] A Chinese patent publication (publication number: CN211614354U) discloses a CNC machine tool fixture, comprising a chuck body and a movable clamping jaw, wherein a mounting portion extending horizontally outward is arranged on a side of the movable clamping jaw away from the chuck body, an elastic buffer sleeve is arranged on the outer sleeve of the mounting portion, a clamping through hole is arranged at the center of the chuck body, and a positioning arc surface is arranged on the side of the elastic buffer sleeve facing the clamping through hole; the utility model has the effect of reducing the damage to the metal part caused by the clamp when clamping the metal part; during the actual use of the utility model, the staff needs to hold the workpiece by hand and tighten the second plate body so that the movable clamping jaw tightens the workpiece, and it is easy for the three clamping jaws to fix the workpiece surface with different areas, making the fixation of the workpiece unreliable, thereby increasing the workload of the staff and reducing the processing quality and work efficiency. For this reason, a CNC machine tool fixture is proposed. Utility Model Content

[0004] In view of this, the utility model provides a CNC machine tool fixture to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial choice.

[0005] The technical solution of the utility model is implemented as follows: a CNC machine tool fixture comprises a fixing component, a clamping component and a mounting plate;

[0006] The fixing assembly includes a movable claw, a groove, a telescopic rod, a spring, a first plate body and an anti-slip pad;

[0007] A groove is provided at the bottom of the movable claw, the outer side wall of the telescopic rod is fixedly connected to the inside of the groove, the piston rod of the telescopic rod is fixedly connected to the top of the first plate body, the outer side wall of the spring is sleeved on the outer side wall of the telescopic rod, and the top of the anti-slip pad is fixedly connected to the bottom of the movable claw.

[0008] Further preferably, the clamping assembly includes a screw rod, a second plate body, a first slide groove, a first slider, a second slide groove, a second slider, a chuck body and a mounting through hole; a first slide groove is opened inside the chuck body, and the bottom of the first slider is slidably connected to the inside of the first slide groove.

[0009] Further preferably, one end of the screw rod passes through the interior of the first sliding block, and the outer side wall of the screw rod is threadedly connected to the interior of the first sliding block.

[0010] Further preferably, one end of the screw rod is fixedly connected to the bottom of the second plate body, the other end of the screw rod is rotatably connected to the inner wall of the first slide groove through a bearing, a second slide groove is opened inside the chuck body, the bottom of the second slider is slidably connected to the inside of the second slide groove, and one side of the second slider is fixedly connected to one side of the first slider.

[0011] Further preferably, a mounting through hole is provided on one side of the chuck body, and one side of the second sliding block is fixedly connected to one side of the movable claw.

[0012] Further preferably, one side of the chuck body is fixedly connected to one side of the mounting plate.

[0013] The embodiment of the utility model has the following advantages due to the adoption of the above technical solution:

[0014] The utility model adopts the arrangement of the telescopic rod, the spring and the first plate body, so that the staff can clamp the workpiece without holding the workpiece by hand during the clamping process, and can also adjust the position of the workpiece before clamping to ensure that the area of ​​the movable clamping claw fixed on the workpiece surface is the same, so that the workpiece is fixed reliably, the workload of the staff is reduced, and the processing quality and work efficiency are improved.

[0015] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] 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 or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a structural diagram of the utility model;

[0018] Figure 2 This is a diagram showing the internal structure of the movable claw of the utility model;

[0019] Figure 3 This is a structural diagram of the clamping assembly of the utility model;

[0020] Figure 4 This is a structural diagram of the fixing assembly of the present utility model.

[0021] Figure numerals: 101, fixing assembly; 10, movable claw; 11, groove; 12, telescopic rod; 13, spring; 14, first plate body; 15, anti-slip pad; 201, clamping assembly; 20, screw rod; 21, second plate body; 22, first slide groove; 23, first slider; 24, second slide groove; 25, second slider; 26, chuck body; 27, mounting through hole; 30, mounting plate. DETAILED DESCRIPTION

[0022] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0023] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0024] like Figure 1-4 As shown, the embodiment of the utility model provides a CNC machine tool fixture, including a fixing component 101, a clamping component 201 and a mounting plate 30;

[0025] The fixing assembly 101 includes a movable claw 10, a groove 11, a telescopic rod 12, a spring 13, a first plate 14 and an anti-slip pad 15;

[0026] A groove 11 is provided at the bottom of the movable claw 10, the outer side wall of the telescopic rod 12 is fixedly connected to the inside of the groove 11, the piston rod of the telescopic rod 12 is fixedly connected to the top of the first plate body 14, the outer side wall of the spring 13 is sleeved on the outer side wall of the telescopic rod 12, and the top of the anti-slip pad 15 is fixedly connected to the bottom of the movable claw 10.

[0027] In one embodiment, the clamping assembly 201 includes a screw rod 20, a second plate body 21, a first slide groove 22, a first slider 23, a second slide groove 24, a second slider 25, a chuck body 26 and a mounting through hole 27; the chuck body 26 has a first slide groove 22 opened inside, and the bottom of the first slider 23 is slidably connected to the inside of the first slide groove 22. The chuck body 26 is provided to fix the first slide groove 22, and the first slide groove 22 is provided to enable the first slider 23 to move in the first slide groove 22.

[0028] In one embodiment, one end of the screw rod 20 passes through the interior of the first slider 23, and the outer wall of the screw rod 20 is threadedly connected to the interior of the first slider 23. The setting of the screw rod 20 fixes the first slider 23. By setting the outer wall of the screw rod 20 to be threadedly connected to the internal thread of the first slider 23, the first slider 23 can move when the screw rod 20 rotates.

[0029] In one embodiment, one end of the screw rod 20 is fixedly connected to the bottom of the second plate body 21, and the other end of the screw rod 20 is rotatably connected to the inner side wall of the first slide groove 22 through a bearing. A second slide groove 24 is provided inside the chuck body 26, and the bottom of the second slider 25 is slidably connected to the inside of the second slide groove 24. One side of the second slider 25 is fixedly connected to one side of the first slider 23. Through the setting of the screw rod 20, the second plate body 21 is fixed. Through the setting of the second plate body 21, the staff can more conveniently rotate the screw rod 20. Through the setting of the first slide groove 22, the screw rod 20 is fixed. Through the setting of the chuck body 26, the second slide groove 24 is fixed. By setting the second slider 25 to be slidably connected to the second slide groove 24, the second slider 25 can slide in the second slide groove 24. Through the setting of the first slider 23, the second slider 25 is fixed, so that when the rotating screw rod 20 drives the first slider 23 to move, the second slider 25 moves accordingly.

[0030] In one embodiment, a mounting through hole 27 is opened on one side of the chuck body 26, and one side of the second slider 25 is fixedly connected to one side of the movable clamping jaw 10. Through the setting of the chuck body 26, the mounting through hole 27 is fixed, and through the setting of the second slider 25, the movable clamping jaw 10 is fixed, so that the rotating screw 20 can drive the movable clamping jaw to move, thereby clamping the workpiece.

[0031] In one embodiment, one side of the chuck body 26 is fixedly connected to one side of the mounting plate 30 , and the chuck body 26 is fixed by the arrangement of the mounting plate 30 .

[0032] When the utility model is in operation, the workpiece is installed in the installation through hole 27, and the telescopic rod 12 is arranged in the groove 11. The outer wall of the telescopic rod 12 is sleeved with a spring 13, so that the first plate 14 plays a preliminary fixing role on the workpiece, so that when clamping, the workpiece can be clamped without the need for the staff to hold the workpiece by hand, which is more convenient for the staff to adjust the position of the workpiece before clamping, ensuring that the area of ​​the active clamping claw 10 fixing the workpiece surface is the same, reducing the workload of the staff. After the adjustment is completed, the screw rod 20 is tightened to drive the first slider 23 to move, so that the first slider 23 is brought The second slider 25 is moved, and the second slider 25 drives the movable claw 10 to clamp the preliminarily fixed workpiece, so that the workpiece is fixed reliably, and the processing quality and work efficiency are improved. After the workpiece is processed, the screw rod 20 is loosened, so that the first slider 23 drives the second slider 25 to move, and the second slider 25 drives the movable claw 10 to move. At this time, the spring 13 is reset, so that the first plate 14 still fixes the workpiece, prevents the surface of the processed workpiece from overheating and causing damage to the hands of the staff, and avoids the processed workpiece from falling and being damaged, thereby improving the production quality of the workpiece.

[0033] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A CNC machine tool fixture, characterized in that: It comprises a fixing assembly (101), a clamping assembly (201) and a mounting plate (30); The fixing assembly (101) comprises a movable claw (10), a groove (11), a telescopic rod (12), a spring (13), a first plate (14) and an anti-slip pad (15); The bottom of the movable claw (10) is provided with a groove (11), the outer side wall of the telescopic rod (12) is fixedly connected to the inside of the groove (11), the piston rod of the telescopic rod (12) is fixedly connected to the top of the first plate body (14), the outer side wall of the spring (13) is sleeved on the outer side wall of the telescopic rod (12), and the top of the anti-slip pad (15) is fixedly connected to the bottom of the movable claw (10).

2. A CNC machine tool fixture according to claim 1, characterized in that: The clamping assembly (201) comprises a screw rod (20), a second plate body (21), a first slide groove (22), a first slider (23), a second slide groove (24), a second slider (25), a chuck body (26) and a mounting through hole (27); the chuck body (26) is provided with a first slide groove (22) inside, and the bottom of the first slider (23) is slidably connected to the inside of the first slide groove (22).

3. A CNC machine tool fixture according to claim 2, characterized in that: One end of the screw rod (20) passes through the interior of the first sliding block (23), and the outer wall of the screw rod (20) is threadedly connected to the interior of the first sliding block (23).

4. A CNC machine tool fixture according to claim 3, characterized in that: One end of the screw rod (20) is fixedly connected to the bottom of the second plate body (21), and the other end of the screw rod (20) is rotatably connected to the inner wall of the first slide groove (22) through a bearing. A second slide groove (24) is provided inside the chuck body (26), and the bottom of the second slider (25) is slidably connected to the inside of the second slide groove (24), and one side of the second slider (25) is fixedly connected to one side of the first slider (23).

5. The CNC machine tool fixture according to claim 2, characterized in that: A mounting through hole (27) is provided on one side of the chuck body (26), and one side of the second sliding block (25) is fixedly connected to one side of the movable claw (10).

6. A CNC machine tool fixture according to claim 5, characterized in that: One side of the chuck body (26) is fixedly connected to one side of the mounting plate (30).

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