Milling machine capable of quickly assembling and disassembling tool bit

Abstract

The milling machine comprises a base, a supporting arm is arranged at the upper end of the base, a driving device is arranged at the upper end of the supporting arm in a penetrating mode, a connecting pipe is arranged at the tail end of the lower end of the driving device, a positioning disc is arranged below the connecting pipe, and the positioning disc is matched with the connecting pipe. A tool bit body is arranged at the lower end of the positioning disc, a plurality of through grooves formed in the circumferential direction are formed in the inner wall and the outer wall of the connecting pipe, connecting mechanisms used for connecting the tool bit body are arranged in the through grooves, and a fixing ring is arranged at the tail end of the lower end of the driving equipment. The threaded rods push the penetrating rods to move, the penetrating rods are inserted into the mounting holes through the through grooves, so that the tool bit body is quickly mounted, the threaded rods drive the penetrating rods to move back, the penetrating rods are separated from the mounting holes, and the tool bit body is quickly dismounted. And certain convenience is brought to people.

Description

Technical Field

[0001] The utility model relates to the technical field of milling machines, in particular to a milling machine capable of quickly assembling and disassembling a cutter head. Background Art

[0002] Milling machines mainly refer to machine tools that use milling cutters to process various surfaces of workpieces. Usually, the milling cutter mainly moves in rotation, and the movement of the workpiece and the milling cutter is the feed motion. It can process planes, grooves, various curved surfaces, gears, etc. Milling machines are machine tools that use milling cutters to mill workpieces. In addition to milling planes, grooves, gear teeth, threads and spline shafts, milling machines can also process more complex surfaces. They are more efficient than planers and are widely used in machinery manufacturing and repair departments.

[0003] In the prior art, the installation of the milling machine cutter head is generally connected to the milling machine by bolts. Special tools are required to operate during the installation and disassembly process. The operation is relatively complicated, which brings certain troubles to people's rapid installation and disassembly of the cutter head. In addition, the existing installation and disassembly method may cause the cutter head to be installed tilted, requiring people to adjust it multiple times, thereby increasing the cutter head installation and disassembly cycle and reducing work efficiency. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art. By making multiple threaded rods push multiple through rods to move, the multiple through rods are inserted into multiple mounting holes through through grooves, thereby realizing the rapid installation of the cutter head body, and then by making the multiple threaded rods drive the multiple through rods to move back, the through rods are separated from the mounting holes, thereby realizing the rapid disassembly of the cutter head body, bringing certain convenience to people, and proposing a milling machine that can quickly load and unload the cutter head.

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

[0006] A milling machine capable of quickly loading and unloading a cutter head comprises a base, a support arm is provided at the upper end of the base, a drive device is penetrated through the upper end of the support arm, a connecting pipe is provided at the lower end of the drive device, a positioning disk is provided below the connecting tube, the positioning disk cooperates with the connecting tube, a cutter head body is provided at the lower end of the positioning disk, a plurality of circumferentially arranged through grooves are provided on the inner and outer walls of the connecting tube, a connecting mechanism for connecting the cutter head body is provided in each of the plurality of through grooves, a fixing ring is provided at the lower end of the drive device, and a driving mechanism for driving the connecting mechanism is provided on the fixing ring.

[0007] Preferably, the connection mechanism includes a through rod that is slidably connected to a plurality of through slots, the plurality of through rods are all arranged in a strip shape, and the outer wall of the cutter head body is provided with a plurality of mounting holes that are circumferentially arranged and matched with the plurality of through rods.

[0008] Preferably, the driving mechanism comprises a plurality of circumferentially arranged internal threaded tubes which are rotatably connected to the fixing ring, the plurality of internal threaded tubes are all threadedly connected with threaded rods, and the ends of the plurality of threaded rods are respectively connected to the side walls of the plurality of through-rods.

[0009] Preferably, the outer wall of the fixed ring is rotatably connected to a rotating ring, a bevel gear ring is provided at the lower end of the rotating ring, and the outer walls of the plurality of internally threaded tubes are all provided with bevel gears meshing with the bevel gear ring.

[0010] Preferably, a support plate is provided on the outer wall of the fixing ring, a power motor is provided on the upper end of the support plate, and a rotating rod is provided at the end of the output shaft of the power motor.

[0011] Preferably, a transmission wheel is provided on the outer wall of the rotating rod, and a transmission ring is provided on the outer wall of the rotating ring, and the transmission wheel is meshed with the transmission ring.

[0012] Beneficial effects of the utility model:

[0013] 1. By making multiple threaded rods push multiple through rods to move, multiple through rods are inserted into multiple mounting holes through through grooves, thereby realizing the rapid installation of the cutter head body, and then by making multiple threaded rods drive multiple through rods to move back, the through rods are separated from the mounting holes, thereby realizing the rapid disassembly of the cutter head body, which brings certain convenience to people.

[0014] 2. Through the meshing of the transmission wheel and the transmission ring, and the meshing of the bevel gear ring and the multiple bevel gears, when the power motor drives the transmission wheel to rotate, the multiple threaded rods all rotate, so that the moving distances of the multiple through rods are consistent, avoiding the situation where the cutter head body is installed tilted. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a bottom view schematic diagram of the overall structure of the utility model;

[0017] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure in FIG.

[0018] In the figure: 1 base, 2 support arm, 3 drive device, 4 positioning plate, 5 mounting hole, 6 cutter head body, 7 connecting pipe, 8 through groove, 9 through rod, 10 fixing ring, 11 internal threaded pipe, 12 bevel gear, 13 threaded rod, 14 bevel gear ring, 15 rotating ring, 16 transmission ring, 17 transmission wheel, 18 power motor. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0021] Reference Figure 1-3 A milling machine capable of quickly loading and unloading a cutter head comprises a base 1, a support arm 2 is arranged at the upper end of the base 1, a driving device 3 is penetrated at the upper end of the support arm 2, a connecting pipe 7 is arranged at the lower end of the driving device 3, a positioning plate 4 is arranged below the connecting pipe 7, the positioning plate 4 cooperates with the connecting pipe 7, a cutter head body 6 is arranged at the lower end of the positioning plate 4, a plurality of circumferentially arranged through grooves 8 are opened on the inner and outer walls of the connecting pipe 7, a connecting mechanism for connecting the cutter head body 6 is arranged in each of the plurality of through grooves 8, the connecting mechanism comprises a through rod 9 which penetrates and is slidably connected in the plurality of through grooves 8, the plurality of through rods 9 are all arranged in a strip shape, a plurality of circumferentially arranged mounting holes 5 which cooperate with the plurality of through rods 9 are opened on the outer wall of the cutter head body 6.

[0022] A fixing ring 10 is provided at the lower end of the driving device 3, and a driving mechanism for driving the connecting mechanism is provided on the fixing ring 10. The driving mechanism includes a plurality of circumferentially arranged internal threaded tubes 11 that are rotatably connected to the fixing ring 10, and threaded rods 13 are threadedly connected to the plurality of internal threaded tubes 11. The ends of the plurality of threaded rods 13 are respectively connected to the side walls of the plurality of through rods 9. The plurality of threaded rods 13 are pushed to move the plurality of through rods 9, so that the plurality of through rods 9 are inserted into the plurality of mounting holes 5 through the through grooves 8, thereby realizing the rapid installation of the cutter head body 6. Then, the plurality of threaded rods 13 are driven to move back the plurality of through rods 9, so that the through rods 9 are separated from the mounting holes 5, thereby realizing the rapid disassembly of the cutter head body 6, which brings certain convenience to people.

[0023] The outer wall of the fixed ring 10 is rotatably connected with a rotating ring 15 , and a bevel gear ring 14 is provided at the lower end of the rotating ring 15 . The outer walls of the plurality of internally threaded tubes 11 are all provided with bevel gears 12 meshing with the bevel gear ring 14 .

[0024] A support plate is disposed on the outer wall of the fixing ring 10 , a power motor 18 is disposed on the upper end of the support plate, and a rotating rod is disposed at the end of the output shaft of the power motor 18 .

[0025] A transmission wheel 17 is provided on the outer wall of the rotating rod, and a transmission ring 16 is provided on the outer wall of the rotating ring 15. The transmission wheel 17 is meshed with the transmission ring 16. Through the meshing of the transmission wheel 17 and the transmission ring 16, and the meshing of the bevel gear ring 14 and the multiple bevel gears 12, when the power motor 18 drives the transmission wheel 17 to rotate, the multiple threaded rods 13 all rotate, so that the moving distances of the multiple through rods 9 are consistent, avoiding the situation where the cutter head body 6 is installed tilted.

[0026] When the utility model is used, when the cutter head body 6 is installed and disassembled, the positioning plate 4 at the upper end of the cutter head body 6 is extended into the connecting tube 7, the cutter head body 6 is rotated, so that the multiple mounting holes 5 on the outer wall of the cutter head body 6 are aligned with the multiple through grooves 8, and the power motor 18 is started, so that the power motor 18 drives the rotating rod to rotate, so that the transmission wheel 17 on the outer wall of the rotating rod rotates, and the meshing of the transmission wheel 17 and the transmission ring 16 and the rotation connection of the rotating ring 15 and the fixed ring 10 are used to make the rotating ring 15 rotate and drive the bevel gear ring 14 at its lower end to rotate, and the meshing of the bevel gear ring 14 and the multiple bevel gears 12 is used to make the multiple bevel gears 12 rotate and drive the multiple internal threaded tubes 1 1 is rotated, and then the threaded connection between the internal threaded tube 11 and the threaded rod 13 is utilized, and the limiting effect of the through rod 9 and the through groove 8 on the threaded rod 13 is utilized to make the multiple threaded rods 13 move in the multiple internal threaded tubes 11 respectively, so that the multiple threaded rods 13 push the multiple through rods 9 to move, so that the multiple through rods 9 are inserted into the multiple mounting holes 5 through the through groove 8, thereby realizing the rapid installation of the cutter head body 6, and then by reversing the power motor 18 and utilizing the transmission between the above multiple components, the multiple threaded rods 13 drive the multiple through rods 9 to move back, so that the through rods 9 are separated from the mounting holes 5, thereby realizing the rapid disassembly of the cutter head body 6, which brings certain convenience to people.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A milling machine capable of quickly loading and unloading a cutter head, comprising a base (1), characterized in that: A support arm (2) is provided at the upper end of the base (1), a driving device (3) is provided through the upper end of the support arm (2), a connecting pipe (7) is provided at the lower end of the driving device (3), a positioning plate (4) is provided below the connecting pipe (7), the positioning plate (4) cooperates with the connecting pipe (7), a cutter head body (6) is provided at the lower end of the positioning plate (4), a plurality of circumferentially arranged through grooves (8) are provided on the inner and outer walls of the connecting pipe (7), a connecting mechanism for connecting the cutter head body (6) is provided in each of the plurality of through grooves (8), a fixing ring (10) is provided at the lower end of the driving device (3), and a driving mechanism for driving the connecting mechanism is provided on the fixing ring (10).

2. A milling machine capable of quickly assembling and disassembling a cutter head according to claim 1, characterized in that: The connection mechanism comprises a through rod (9) which is slidably connected to a plurality of through grooves (8); the plurality of through rods (9) are all arranged in a strip shape; and the outer wall of the cutter head body (6) is provided with a plurality of mounting holes (5) which are arranged circumferentially and match the plurality of through rods (9).

3. A milling machine capable of quickly assembling and disassembling a cutter head according to claim 2, characterized in that: The driving mechanism comprises a plurality of circumferentially arranged internal threaded tubes (11) which are rotatably connected to a fixed ring (10), wherein the plurality of internal threaded tubes (11) are all threadedly connected to threaded rods (13), and the ends of the plurality of threaded rods (13) are respectively connected to the side walls of the plurality of through rods (9).

4. A milling machine capable of quickly assembling and disassembling a cutter head according to claim 3, characterized in that: The outer wall of the fixed ring (10) is rotatably connected to a rotating ring (15), a bevel gear ring (14) is provided at the lower end of the rotating ring (15), and the outer walls of the plurality of internally threaded tubes (11) are each provided with a bevel gear (12) meshing with the bevel gear ring (14).

5. A milling machine capable of quickly assembling and disassembling a cutter head according to claim 4, characterized in that: The outer wall of the fixing ring (10) is provided with a supporting plate, the upper end of the supporting plate is provided with a power motor (18), and the end of the output shaft of the power motor (18) is provided with a rotating rod.

6. A milling machine capable of quickly assembling and disassembling a cutter head according to claim 5, characterized in that: The outer wall of the rotating rod is provided with a transmission wheel (17), the outer wall of the rotating ring (15) is provided with a transmission ring (16), and the transmission wheel (17) is meshed with the transmission ring (16).

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