Reversing mechanism for numerical control machine tool

Abstract

The utility model relates to a reversing mechanism for a numerical control machine tool. The reversing mechanism comprises a base, a stand column and a rotating base. A stand column and a rotating base are fixedly mounted at the top of the base; the side wall of the stand column is fixedly connected with a motor. A milling cutter is mounted on an output shaft of the motor; a rotating table is inserted into an inner cavity of the rotating base; the lower side wall of the rotating table is rotationally connected to an inner cavity of the rotating base. The top surface of the rotating table is connected with a workpiece; clamping plates are mounted on the two sides of the workpiece; an inner hexagon bolt is arranged in the middle of the clamping plate; the inside hexagonal bolt penetrates through the clamping plate and is in threaded connection with the rotating table; by means of the movable rotating table, workpieces can be machined at various angles, time and labor are saved, and the machining and clamping time is shortened.

Description

Technical Field

[0001] The utility model relates to the field of machine tool processing, in particular to a reversing mechanism for a numerically controlled machine tool. Background Art

[0002] CNC machine tools are the abbreviation of Computer numerical control machine tools, which are automated machine tools equipped with a program control system.

[0003] The Chinese patent document with the existing patent announcement number CN216657161U discloses a steering positioning mechanism for a CNC machine tool, including a workbench, characterized in that: a plurality of groups of grooves are provided at the top of the workbench, and vertical poles are rotatably arranged inside the plurality of groups of grooves, a bottom plate is fixedly arranged at the bottom end of the vertical pole, a rotating shaft is fixedly arranged at the bottom end of the bottom plate, a plurality of groups of accommodating grooves are provided on the inner wall of the groove, a second spring is fixedly arranged inside the accommodating groove, a top bead is fixedly connected to one end of the second spring, and a plurality of groups of blocks are fixedly arranged on the side wall of the bottom plate; two groups of fixing bars are fixedly arranged on both sides of the lower end of the side wall of the vertical pole, the fixing bar is threadedly connected to the workbench, a bolt is arranged at one end of the fixing bar away from the vertical pole, a plurality of groups of screw holes are provided at the top of the workbench, a support plate is fixedly arranged at the top of the vertical pole, a cylinder is fixedly arranged at the top of the support plate, a push rod is fixedly arranged at the output end of the cylinder, a plurality of groups of first springs are fixedly arranged at the bottom end of the push rod, and abutment plates are fixedly connected to the bottom ends of the plurality of groups of first springs.

[0004] Although the above patent document solves the technical problems raised, there are still certain technical defects in actual use. For example, the device is not flexible enough when used and cannot adjust the required processing surface. The second surface needs to be re-clamped.

[0005] Therefore, it is necessary to design a reversing mechanism for a CNC machine tool. Utility Model Content

[0006] The purpose of the utility model is to provide a reversing mechanism for a numerically controlled machine tool to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a reversing mechanism for a CNC machine tool, comprising: a base, a column and a rotating base; the top of the base is fixedly mounted with the column and the rotating base;

[0008] The side wall of the column is fixedly connected with a motor; the output shaft of the motor is installed with a milling cutter;

[0009] A rotating table is inserted into the inner cavity of the rotating base; the lower side wall of the rotating table is rotatably connected to the inner cavity of the rotating base; a workpiece is connected to the top surface of the rotating table; clamps are installed on both sides of the workpiece, and a hexagon socket bolt is provided in the middle of the clamp, and the hexagon socket bolt passes through the clamp and is threadedly connected to the rotating table.

[0010] By adopting the above technical solution: first, place the workpiece on the rotating table, tighten the hexagon socket bolts on both sides to make the clamp firmly clamp the workpiece; second, loosen the knob bolt, rotate the rotating table, adjust it to the surface required for processing, and lock the knob bolts on both sides; third, start the motor to make the milling cutter start processing the workpiece; by using the movable rotating table, the workpiece can be processed at various angles, and the processed workpiece can also be reversed to quickly process the second surface, saving time and effort and reducing the processing and clamping time.

[0011] Preferably, knob bolts are threaded on both sides of the rotating base, and the bottoms of the knob bolts are inserted into the pin holes of the rotating platform.

[0012] By adopting the above technical solution: by inserting the knob bolt into the pin hole of the rotating table, the workpiece can be kept stably connected during the processing, so as to reduce the processing error caused by the processing vibration.

[0013] Preferably, the bottom of the knob bolt is provided with a pin.

[0014] By adopting the above technical solution: the bottom is set as a pin, which is used in conjunction with the pin hole of the rotating table.

[0015] Preferably, at least sixteen equidistantly arranged threaded holes are provided on the top of the rotating table.

[0016] By adopting the above technical solution, the workpiece can be better fixed and more types of workpieces can be fixed.

[0017] Preferably, the upper side wall of the rotating table is provided with four equally spaced threaded holes; a handle is screwed into the threaded hole; and the lower side wall of the rotating table is provided with at least eight equally spaced pin holes.

[0018] By adopting the above technical solution: a second threaded hole is opened on the upper side wall of the rotating table, and a handle is installed on the second threaded hole, so that the rotating table can be easily rotated, and equidistant pin holes are set on the lower side wall of the rotating table to adjust the appropriate angle for use with the knob bolt.

[0019] Preferably, at least eight equidistantly arranged scales are provided on the upper side wall of the rotating table and the side wall of the rotating base.

[0020] By adopting the above technical solution: by arranging scales at equal distances on the rotating table and the rotating base, the rotation angle can be easily checked.

[0021] Compared with the prior art, the beneficial effects of the utility model are:

[0022] By utilizing the movable rotating table, the workpiece can be processed at various angles, and the processed workpiece can also be reversed to quickly process the second surface, saving time and effort and reducing processing time. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional view of a reversing mechanism for a CNC machine tool according to the utility model;

[0024] Figure 2 It is a side view of a reversing mechanism for a CNC machine tool of the utility model;

[0025] Figure 3 The utility model is a top view of a reversing mechanism for a numerically controlled machine tool.

[0026] In the figure: 1. base; 2. column; 3. motor; 4. milling cutter; 5. rotating base; 6. rotating table; 7. workpiece; 8. clamp; 9. handle; 10. knob bolt; 61. threaded hole 1; 62. pin hole; 63. scale; 64. threaded hole 2; 81. hexagon socket bolt. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 3 , a reversing mechanism for a CNC machine tool, comprising: a base 1, a column 2 and a rotating base 5; the column 2 and the rotating base 5 are fixedly installed on the top of the base 1;

[0029] The side wall of the column 2 is fixedly connected with a motor 3; the output shaft of the motor 3 is installed with a milling cutter 4;

[0030] Among them, the inner cavity of the rotating base 5 is inserted with the rotating table 6; the knob bolts 10 are screwed on both sides of the rotating base 5, and the bottom of the knob bolt 10 is inserted into the pin hole 62 of the rotating table 6; by inserting the knob bolt 10 into the pin hole 62 of the rotating table 6, the workpiece 7 can maintain a stable connection during the processing to reduce the processing error caused by the processing vibration; the bottom of the knob bolt 10 is set as a pin, and by setting the bottom as a pin and using it together with the pin hole 62 of the rotating table 6, the connection gap is minimized to maximize the stability and processing accuracy of the rotating table 6.

[0031] Among them, the lower side wall of the rotating table 6 is rotatably connected to the inner cavity of the rotating base 5; the top surface of the rotating table 6 is connected to the workpiece 7; at least sixteen equidistantly arranged threaded holes 61 are provided on the top of the rotating table 6, which can facilitate better fixing of the workpiece 7 and make more types of fixed workpieces 7; four equidistantly arranged threaded holes 64 are provided on the upper side wall of the rotating table 6, and the threaded holes 64 are screwed with handles 9, and at least eight equidistantly arranged pin holes 62 are provided on the lower side wall of the rotating table 6. By providing threaded holes 64 on the upper side wall of the rotating table 6 and installing handles 9 on the threaded holes 64, the rotating table 6 can be conveniently rotated, and equidistant pin holes 62 are provided on the lower side wall of the rotating table 6 to adjust the appropriate angle for use with the knob bolt 10; at least eight equidistantly arranged scales 63 are provided on the upper side wall of the rotating table 6 and the side wall of the rotating base 5, and the rotation angle can be conveniently checked by equidistantly arranging the scales 63 on the rotating table 6 and the rotating base 5.

[0032] Wherein, clamping plates 8 are installed on both sides of the workpiece 7; a hexagon socket bolt 81 is provided in the middle of the clamping plate 8, and the hexagon socket bolt 81 passes through the clamping plate and is threadedly connected to the rotating table 6.

[0033] Principle of the overall structure: first, place the workpiece 7 on the rotating table 6, and tighten the hexagonal bolts 81 on both sides to make the clamping plate 8 firmly clamp the workpiece 7; second, loosen the knob bolt 10, rotate the rotating table 6, and after adjusting to the surface required for processing, lock the knob bolt 10; third, start the motor 3 to enable the milling cutter 4 to start processing the workpiece 7.

[0034] In summary: by utilizing the movable rotating table 6, the workpiece 7 can be processed at various angles, and the processed workpiece 7 can also be reversed to quickly process the next surface, saving time and effort, reducing the clamping time of the workpiece, and improving work efficiency.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A reversing mechanism for a CNC machine tool, characterized in that: include: A base (1), a column (2) and a rotating base (5); the column (2) and the rotating base (5) are fixedly mounted on the top of the base (1); A motor (3) is fixedly connected to the side wall of the column (2); a milling cutter (4) is installed on the output shaft of the motor (3); A rotating table (6) is inserted into the inner cavity of the rotating base (5); the lower side wall of the rotating table (6) is rotatably connected to the inner cavity of the rotating base (5); a workpiece (7) is connected to the top surface of the rotating table (6); clamping plates (8) are installed on both sides of the workpiece (7); a hexagon socket bolt (81) is provided in the middle of the clamping plate (8); the hexagon socket bolt (81) passes through the clamping plate and is threadedly connected to the rotating table (6).

2. A reversing mechanism for a CNC machine tool according to claim 1, characterized in that: Knob bolts (10) are threadedly connected to both sides of the rotating base (5), and the bottom of the knob bolt (10) is inserted into the pin hole (62) of the rotating platform (6).

3. A reversing mechanism for a CNC machine tool according to claim 2, characterized in that: The bottom of the knob bolt (10) is provided with a pin.

4. A reversing mechanism for a CNC machine tool according to claim 1, characterized in that: At least sixteen threaded holes (61) arranged at equal intervals are provided on the top of the rotating platform (6).

5. The reversing mechanism for a CNC machine tool according to claim 1, characterized in that: The upper side wall of the rotating platform (6) is provided with four equally spaced threaded holes (64); a handle (9) is screwed to the threaded hole (64); and the lower side wall of the rotating platform (6) is provided with at least eight equally spaced pin holes (62).

6. A reversing mechanism for a CNC machine tool according to claim 1, characterized in that: The upper side wall of the rotating platform (6) and the side wall of the rotating base (5) are provided with at least eight equidistantly arranged scale marks (63).

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