Metal cutting machine tool capable of rapidly clamping

Abstract

The utility model discloses a metal cutting machine tool capable of quickly clamping, which comprises a machine tool chuck, a mounting shaft is mounted in the machine tool chuck, a rotating plate is rotatably mounted on the mounting shaft, four L-shaped connecting rods are rotatably mounted on the rotating plate, and bottom plates are rotatably mounted on two opposite L-shaped connecting rods; l-shaped lead screw nuts are rotatably mounted on the other two L-shaped connecting rods, and double-thread lead screws are adjustably mounted on the two L-shaped lead screw nuts; and clamping blocks are arranged on the L-shaped screw rod nut and the bottom plate. According to the utility model, the double-thread screw rod is rotated, the two opposite L-shaped screw rod nuts can be centered and clamped or loosened at the same time, and the clamping blocks are driven to be clamped or loosened at the same time through the rotation of the L-shaped connecting rods and the rotating plates; and the four clamping blocks are arranged, so that prisms with even-numbered surfaces can be stably clamped, and cylinders can also be clamped.

Description

TECHNICAL FIELD

[0001] The utility model relates to lathe clamping technical field especially relates to a metal cutting processing lathe of quick clamping. BACKGROUND

[0002] Lathe is the very common industrial mother machine of workpiece processing, is mainly used in workpiece's turning and cutting, in workpiece turning over cutting process.

[0003] The clamping structure of prior art lathe is usually three clamping chucks, and such clamping structure is difficult to clamp steadily when cutting prismatic body. CONTENT

[0004] The utility model discloses a metal cutting processing lathe of quick clamping, which aims to solve the technical problem of unstable clamping of the chuck of the prior art lathe.

[0005] To achieve the above-mentioned purpose, the utility model provides a metal cutting processing lathe of quick clamping, which comprises a lathe chuck, the lathe chuck is internally provided with a mounting shaft, the mounting shaft is rotatably provided with a rotating plate, the rotating plate is rotatably provided with four L-shaped connecting rods, and two opposite L-shaped connecting rods are rotatably provided with a bottom plate.

[0006] The other two L-shaped connecting rods are rotatably provided with L-shaped screw nut, and the two L-shaped screw nuts are adjustably provided with a double-thread screw rod.

[0007] The L-shaped screw nut and the bottom plate are both provided with a clamping block.

[0008] Further, the lathe chuck is provided with a limiting plate, the limiting plate is provided with a limiting groove, and the clamping block is movably installed in the limiting groove.

[0009] Further, the lathe chuck is provided with a cover plate groove and a mounting groove.

[0010] The mounting shaft is installed in the cover plate groove through a shaft cover plate and bolts.

[0011] The limiting plate is installed in the mounting groove through bolts.

[0012] Further, the double-thread screw rod is provided with opposite threads at the upper and lower ends.

[0013] The middle part is rotatably installed between the mounting shaft and the shaft cover plate through a bearing.

[0014] The two side ends are both provided with a hexagonal head.

[0015] Further, the L-shaped screw nut and the bottom plate are respectively provided with mounting plates through base blocks.

[0016] The clamping block is mounted on the mounting plate.

[0017] Further, the base block is matched with the limiting groove, and the base block is slidably mounted in the limiting groove.

[0018] Further, the machine tool chuck is provided with a through hole matched with the double-thread screw rod.

[0019] The double-thread screw rod is rotatably embedded in the through hole.

[0020] Further, one end of the mounting shaft is mounted on the shaft cover plate through a screw, and the other end is provided with an axial through hole.

[0021] The beneficial effects of the utility model are embodied in that:

[0022] In the utility model, the double-thread screw rod is rotated, and the two opposite L-shaped screw nuts can be simultaneously centered and clamped or loosened, the L-shaped connecting rod and the rotating plate are rotated, and the clamping block is simultaneously clamped or loosened.

[0023] Four clamping blocks are arranged, and the prismatic body with an even number of surfaces can be stably clamped, and the column body can also be clamped. DRAWINGS

[0024] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0025] Figure 2 It is an internal structure schematic view of the utility model;

[0026] Figure 3 It is Figure 2 The left view;

[0027] Figure 4 It is a machine tool chuck structure schematic view of the utility model;

[0028] Figure 5 It is a clamping structure schematic view of the utility model;

[0029] Figure 6 It is an explosion view of the clamping structure of the utility model.

[0030] MARKS OF THE DRAWINGS:

[0031] 1, machine tool chuck, 1a, cover plate groove, 1b, mounting groove, 2, limiting plate, 3, clamping block, 4, mounting plate, 4a, base block, 5, L-shaped screw nut, 6, double-thread screw rod, 6a, hexagonal head, 7, L-shaped connecting rod, 8, rotating plate, 9, bottom plate, 10, mounting shaft, 11, shaft cover plate. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. In the case of no conflict, the embodiments in the application and the features in the embodiments can be combined with each other. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0033] It should be noted that if the embodiments of the utility model involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between the components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications also change accordingly.

[0034] In addition, if the embodiments of the utility model involve the description of "first", "second", etc., the description of "first", "second", etc. is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing throughout the text includes three parallel schemes. Taking "A and / or B" as an example, it includes A scheme, or B scheme, or A and B schemes. In addition, "multiple" means two or more. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the fact that the ordinary skilled in the art can realize it, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist.

[0035] Referring to Figures 1 to 6 The utility model discloses a metal cutting machine tool of quick clamping, including lathe chuck 1, the lathe chuck 1 is equipped with the installation shaft 10, the rotatable installation of installation shaft 10 is equipped with the rotating plate 8, the rotatable installation of rotating plate 8 is equipped with four L-shaped connecting rods 7, wherein, the rotatable installation of opposite two L-shaped connecting rods 7 is equipped with the bottom plate 9;

[0036] The rotatable installation of other two L-shaped connecting rods 7 is equipped with L-shaped screw nut 5, and the adjustable installation of two L-shaped screw nuts 5 is equipped with double thread screw rod 6.

[0037] The rotatable installation of L-shaped screw nut 5 and bottom plate 9 is equipped with clamping block 3.

[0038] Working principle

[0039] When in use, the double-threaded screw rod is rotated by an external hexagonal wrench, and the double-threaded screw rod can drive the two opposite L-shaped screw nuts to simultaneously center and clamp or loosen, and the two L-shaped screw nuts that are centered and clamped or loosened can rotate the rotating plate through the L-shaped connecting rods, and the rotating plate drives the other two L-shaped connecting rods to rotate, thus driving the four clamping blocks to simultaneously clamp or loosen.

[0040] Four clamping blocks are arranged, which can stably clamp the prismatic body with an even number of faces and can also clamp the column.

[0041] In some embodiments, as shown in Figure 2 and 5 , the machine tool chuck 1 is provided with a limiting plate 2, the limiting plate 2 is provided with a limiting groove, and the clamping block 3 is movably arranged in the limiting groove.

[0042] In some embodiments, as shown in Figure 1 and 4 and 6, the machine tool chuck 1 is provided with a cover plate groove 1a and a mounting groove 1b.

[0043] The mounting shaft 10 is mounted in the cover plate groove 1a through the shaft cover plate 11 and the bolts;

[0044] The limiting plate 2 is mounted in the mounting groove 1b through the bolts.

[0045] In some embodiments, as shown in Figure 1 and 3 and 5, the double-threaded screw rod 6 has opposite thread directions at the upper and lower ends.

[0046] The middle part is rotatably mounted between the mounting shaft 10 and the shaft cover plate 11 through the bearing;

[0047] The hexagonal head 6a is arranged at each of the two side ends.

[0048] In some embodiments, as shown in Figure 5 , the L-shaped screw nut 5 and the bottom plate 9 are respectively provided with mounting plates 4 through base blocks 4a.

[0049] The clamping block 3 is mounted on the mounting plate 4.

[0050] In some embodiments, as shown in Figure 5 , the base block 4a is matched with the limiting groove, and the base block 4a is slidably mounted in the limiting groove.

[0051] In some embodiments, as shown in Figure 1 or 4, the machine tool chuck 1 is provided with a through hole matched with the double-threaded screw rod 6.

[0052] The two ends of the double-threaded screw rod 6 are also rotatably embedded in the through hole.

[0053] In some embodiments, referring to Figure 1 and 6 The mounting shaft 10 is mounted on the shaft cover plate 11 by a screw at one end, and an axial through hole is arranged on the end face of the other end.

[0054] The above only the preferred embodiment of the present application, and not to limit the present application, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included within the scope of the present application.

Claims

1. A quick clamping metal cutting machine tool comprising a machine tool chuck (1), characterized in that The machine tool chuck (1) is internally provided with a mounting shaft (10), the mounting shaft (10) is rotatably provided with a rotating plate (8), the rotating plate (8) is rotatably provided with four L-shaped connecting rods (7), wherein, the opposite two L-shaped connecting rods (7) are rotatably provided with a bottom plate (9); The other two L-shaped connecting rods (7) are rotatably provided with L-shaped screw nut (5), and the two L-shaped screw nuts (5) are adjustably provided with a double-thread screw rod (6). The L-shaped screw nut (5) and the bottom plate (9) are provided with a clamping block (3).

2. A machine tool for metal cutting capable of rapid clamping according to claim 1, wherein The machine tool chuck (1) is provided with a limiting plate (2), the limiting plate (2) is provided with a limiting groove, and the clamping block (3) is movably installed in the limiting groove.

3. A machine tool for metal cutting with rapid clamping as claimed in claim 2, characterized in that, The machine tool chuck (1) is provided with a cover plate groove (1a) and a mounting groove (1b); The mounting shaft (10) is installed in the cover plate groove (1a) through the shaft cover plate (11) and the bolt; The limiting plate (2) is installed in the mounting groove (1b) through the bolt.

4. A machine tool for metal cutting capable of rapid clamping as defined in claim 1, wherein The double-thread screw rod (6) is provided with opposite threads at the upper and lower ends; The middle part is rotatably installed between the mounting shaft (10) and the shaft cover plate (11) through the bearing; Both sides are provided with hexagonal heads (6a).

5. A rapid clamping metal cutting machine tool according to claim 2, wherein The L-shaped screw nut (5) and the bottom plate (9) are respectively provided with mounting plates (4) through base blocks (4a); The clamping block (3) is installed on the mounting plate (4).

6. A machine tool for metal cutting with rapid clamping as claimed in claim 5, characterized in that, The base block (4a) is matched with the limiting groove, and the base block (4a) is slidably installed in the limiting groove.

7. A rapid clamping metal cutting machine tool according to claim 1, wherein The machine tool chuck (1) is provided with a through hole matched with the double-thread screw rod (6); The double-thread screw rod (6) is rotatably embedded in the through hole.

8. A machine tool for metal cutting capable of rapid clamping according to claim 4, wherein One end of the mounting shaft (10) is installed on the shaft cover plate (11) through a screw; the other end is provided with an axial through hole.

Images