CN216028347U

CN216028347U - Combined milling cutter clamping device

Info

Publication number: CN216028347U
Application number: CN202121589866.2U
Authority: CN
Inventors: 张梦雨
Original assignee: Mianyang Fengrun Electromechanical Technology Co ltd
Current assignee: Mianyang Fengrun Electromechanical Technology Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-03-15
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses a combined milling cutter clamping device, which belongs to the technical field of milling cutter clamping, and comprises a milling cutter clamping device, wherein the milling cutter clamping device is formed by combining an installation shell, a milling cutter and a clamping mechanism; insert the jack and withstand the up end of tapered end with milling cutter from the bottom of centrum, slide the holder along the spout this moment for the sleeve inserts the inside top of mounting hole and upwards backs up the tapered end, and the one end of cutter body inserts telescopic inside this moment, loosens the holder, is the holder through the spring and resets, makes the torsional spring reset through the torsional spring, thereby makes the tapered end card at the draw-in groove, can press from both sides tightly, installation that can be more convenient has improved the efficiency of changing milling cutter greatly.

Description

Combined milling cutter clamping device

Technical Field

The utility model belongs to the technical field of milling cutter clamping, and particularly relates to a combined milling cutter clamping device.

Background

A milling cutter is a rotating tool with one or more cutter teeth for milling. When in work, each cutter tooth cuts off the allowance of the workpiece in sequence and intermittently. The milling cutter is mainly used for processing planes, steps, grooves, formed surfaces, cut-off workpieces and the like on a milling machine. 1. And the flat-end milling cutter is used for rough milling, removing a large number of blanks and performing small-area flat-surface or contour finish milling. 2. The ball end milling cutter is used for performing curved surface semi-finish milling and finish milling; the small ball end milling cutter can finish mill steep face/straight wall small chamfer and irregular profile face. 3. The flat-end milling cutter is provided with a chamfer, can be used for rough milling to remove a large number of blanks, and can also be used for fine milling of small chamfers on the flat surface. 4. The formed milling cutter comprises a chamfer cutter, a T-shaped milling cutter or a drum-shaped cutter, a tooth-shaped cutter and an inner R cutter. 5. The shape of the chamfering tool is the same as that of the chamfering tool, and the chamfering tool is divided into a milling cutter for milling a round chamfer and an oblique chamfer. And 6, milling a T-shaped groove by using a T-shaped cutter. 7. The tooth-shaped cutter mills various tooth shapes such as gears. 8. A rough skin cutter, a rough milling cutter designed for aluminum-copper alloy cutting, can be rapidly processed.

The existing milling cutter is complex in installation process, the milling cutter and the clamping device need to be held by hands to be pressed when being installed, the cutter point of the milling cutter is extremely sharp, the hands of operators can be cut, and the milling cutter is extremely unsafe.

SUMMERY OF THE UTILITY MODEL

The utility model provides a combined type milling cutter clamping device, which aims to solve the problems that the existing milling cutter is complex in installation process, the milling cutter and a clamping device need to be held by hands to be pressed when being installed, the cutter point of the milling cutter is extremely sharp and can cut the hands of an operator, and the operation is extremely unsafe.

In order to solve the above problems, the present invention adopts the following technical solutions.

A combined milling cutter clamping device comprises a milling cutter clamping device, wherein the milling cutter clamping device is formed by combining an installation shell, a milling cutter and a clamping mechanism, the clamping mechanism is assembled on the position, close to the upper end, of the outer wall of the installation shell, and the milling cutter is inserted into the installation shell from the lower end; the clamping mechanism is formed by combining a clamping piece and a top block assembly, and the top block assembly is assembled at the upper end of the clamping piece; the effect of locking the milling cutter can be achieved through the matching of the clamping piece and the ejector block assembly.

Preferably, the clamping member comprises an outer ring, symmetrical sliding blocks are arranged on the inner wall of the outer ring, connecting blocks are arranged on the inner walls of the sliding blocks on the two sides, a mounting hole is formed in the upper end face of each connecting block, and a spring is arranged on the upper end face of each sliding block on the two sides and used for inserting a milling cutter through the mounting hole.

Preferably, the lower terminal surface of mounting hole be equipped with the tapered end to car woman, be equipped with the connecting rod on the outer wall of both sides tapered end, the one end of both sides connecting rod is equipped with the pivot, be equipped with the torsional spring in the pivot, can cooperate the holder through connecting rod and pivot to make the kicking block assembly withstand the tapered end and can crowd the tapered end of both sides open when upwards sliding to insert milling cutter, and loosen, can press from both sides tight milling cutter.

Preferably, the top block assembly comprises a disc, one side of which is provided with a sleeve.

Preferably, the installation shell include the casing, the casing lower extreme be equipped with the centrum, the upper end of casing is equipped with connects the hexagonal head, and is close to and is provided with the spout of symmetry on the casing outer wall of connecting the hexagonal head, the upper end of connecting the hexagonal head is equipped with the connector, is used for inserting milling cutter through the lower extreme of centrum.

Preferably, the shell is provided with an assembly bin near the inside of the sliding chute, and the bottom of the assembly bin is provided with a jack which penetrates through the shell and the cone and is used for assembling the milling cutter.

Preferably, the milling cutter comprises a cutter body, and a clamping groove is formed in the outer wall, close to the upper end, of the cutter body.

Preferably, the clamping piece is assembled at the assembling bin, the sliding block is in sliding connection with the sliding groove, and the spring is assembled between the upper end face of the sliding block and the assembling bin.

Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the milling cutter, the milling cutter is inserted into the insertion hole from the bottom of the cone and abuts against the upper end face of the tapered end, the clamping piece slides along the sliding groove, the sleeve is inserted into the mounting hole to eject the tapered end upwards, one end of the cutter body is inserted into the sleeve to loosen the clamping piece, the clamping piece resets through the spring, and the torsion spring resets through the torsion spring, so that the tapered end is clamped in the clamping groove and can be clamped tightly, the milling cutter can be mounted more conveniently, and the milling cutter replacing efficiency is greatly improved.

(2) According to the milling cutter, when the milling cutter needs to be disassembled, the clamping piece needs to slide along the sliding groove, the milling cutter can be taken out by jacking the lock head through the sleeve, the milling cutter can be disassembled more conveniently, the milling cutter does not need to be pinched by hands to be pressed downwards during installation, and the hands are prevented from being scratched.

Drawings

FIG. 1 is a schematic structural view of a combined milling cutter clamping device according to the present invention;

FIG. 2 is a schematic view of the construction of the mounting housing of the present invention;

FIG. 3 is a schematic view of the internal structure of the mounting housing of the present invention;

FIG. 4 is a schematic view of a milling cutter according to the present invention;

FIG. 5 is a schematic view of a clamping mechanism according to the present invention;

FIG. 6 is a schematic view of a clamp according to the present invention;

FIG. 7 is a bottom view of the clamp of the present invention;

FIG. 8 is a schematic view of the top block assembly of the present invention.

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:

1. a milling cutter clamping device;

2. installing a shell; 21. a housing; 22. connecting a hexagonal head; 23. a connector; 24. a chute; 25. a vertebral body;

26. assembling a bin; 27. a jack;

3. milling cutters; 31. a cutter body; 32. a card slot;

4. a clamping mechanism; 41. a clamping member; 411. an outer ring; 412. a slider; 413. connecting blocks; 414. mounting holes;

415. a spring; 416. a lock head; 417. a connecting rod; 418. a torsion spring; 419. a rotating shaft; 42. a top block assembly;

421. a disc; 422. a sleeve.

Detailed Description

The utility model is further described below in connection with specific embodiments.

Example 1

As shown in fig. 1, which is a schematic structural view of a combined milling cutter clamping device according to a preferred embodiment of the present invention, the combined milling cutter clamping device of the present embodiment includes a milling cutter clamping device 1, the milling cutter clamping device 1 is formed by combining a mounting housing 2, a milling cutter 3 and a clamping mechanism 4, the clamping mechanism 4 is assembled on an outer wall of the mounting housing 2 near an upper end, and the milling cutter 3 is inserted into the mounting housing 2 from a lower end.

As shown in fig. 2, which is a schematic structural diagram of the mounting housing of the present invention, the mounting housing 2 includes a housing 21, a cone 25 is mounted at a lower end of the housing 21, a connecting hexagon head 22 is mounted at an upper end of the housing 21, symmetrical sliding grooves 24 are disposed on an outer wall of the housing 21 near the connecting hexagon head 22, and a connecting head 23 is mounted at an upper end of the connecting hexagon head 22; the power supply is connected through the connector 23 and is used for assembling the clamping mechanism 4 through the chute 24.

As shown in fig. 3, which is a schematic view of the internal structure of the installation housing of the present invention, the interior of the housing 21 near the sliding chute 24 is provided with an assembly chamber 26, and the bottom of the assembly chamber 26 is provided with a plug hole 27, and the plug hole 27 penetrates through the housing 21 and the vertebral body 25; through the assembly magazine 26 for assembling the clamping means 4.

As shown in fig. 4, which is a schematic structural diagram of the milling cutter of the present invention, the milling cutter 3 includes a cutter body 31, and a clamping groove 32 is formed on an outer wall of the cutter body 31 near an upper end; through the cooperation of draw-in groove 32 and fixture 4, can reach locking and convenient to detach's effect.

As shown in fig. 5, which is a schematic structural view of the clamping mechanism of the present invention, the clamping mechanism 4 is formed by combining a clamping member 41 and a top block assembly 42, and the top block assembly 42 is assembled on the upper end of the clamping member 41.

As shown in fig. 6, which is a schematic view of the structure of the clamping member of the present invention, the clamping member 41 includes an outer ring 411, symmetrical sliding blocks 412 are mounted on the inner wall of the outer ring 411, connecting blocks 413 are mounted on the inner walls of the sliding blocks 412 on both sides, mounting holes 414 are disposed on the upper end surfaces of the connecting blocks 413, and springs 415 are mounted on the upper end surfaces of the sliding blocks 412 on both sides; the sliding block 412 is connected with the sliding groove 24 in a sliding mode, and the outer ring 411 can automatically reset after sliding through the spring 415.

As shown in fig. 7, which is a schematic view of the bottom structure of the clamping member in the present invention, the lower end surface of the mounting hole 414 is equipped with a lock 416 for a vehicle female, the outer wall of the lock 416 on both sides is equipped with a connecting rod 417, one end of the connecting rod 417 on both sides is equipped with a rotating shaft 419, and the rotating shaft 419 is equipped with a torsion spring 418; the milling cutter 3 can be fixed by means of the locking head 416.

As shown in fig. 8, which is a schematic structural diagram of the top block assembly of the present invention, the top block assembly 42 includes a disc 421, and a sleeve 422 is mounted on one side of the disc 421; when the holder 41 is slid upward, the sleeve 422 allows the tapered end 416 to be pushed open, so that the milling cutter 3 is inserted into the sleeve 422, and the milling cutter 3 can be clamped by releasing the holder 41.

The clamping member 41 is assembled at the assembly bin 26, the sliding block 412 is connected with the sliding groove 24 in a sliding mode, and the spring 415 is assembled between the upper end face of the sliding block 412 and the assembly bin 26.

The working principle is as follows: insert jack 27 and withstand the up end of tapered end 416 with milling cutter 3 from the bottom of centrum 25, slide holder 41 along spout 24 this moment, make sleeve 422 insert the inside top of mounting hole 414 and upwards back open tapered end 416, the one end of cutter body 31 inserts the inside of sleeve 422 this moment, loosen holder 41, it resets to be holder 41 through spring 415, it resets to make torsional spring 418 reset through torsional spring 418, thereby make tapered end 416 block at draw-in groove 32, can press from both sides tightly, installation that can be more convenient, the efficiency of changing milling cutter 3 has been improved greatly.

Example 2

As shown in fig. 1 to 8, which are schematic structural views of a combined milling cutter clamping device according to another preferred embodiment of the present invention, in the combined milling cutter clamping device according to this embodiment, on the basis of embodiment 1, when disassembly is required, the clamping member 41 needs to slide along the sliding groove 24, the locking head 416 can be pushed open through the sleeve 422, so that the milling cutter 3 can be taken out, the disassembly can be more convenient, and the milling cutter 3 does not need to be pinched by a hand to be pressed downward during assembly, so as to avoid being scratched by the hand.

While the utility model has been described in further detail in connection with specific embodiments thereof, it will be understood that the utility model is not limited thereto, and that various other modifications and substitutions may be made by those skilled in the art without departing from the spirit of the utility model, which should be considered to be within the scope of the utility model as defined by the appended claims.

Claims

1. A combined milling cutter clamping device comprises a milling cutter clamping device (1), wherein the milling cutter clamping device (1) is formed by combining an installation shell (2), a milling cutter (3) and a clamping mechanism (4), the clamping mechanism (4) is assembled at the position, close to the upper end, of the outer wall of the installation shell (2), and the milling cutter (3) is inserted into the installation shell (2) from the lower end;

the method is characterized in that:

the clamping mechanism (4) is formed by combining a clamping piece (41) and a top block assembly (42), and the top block assembly (42) is assembled at the upper end of the clamping piece (41).

2. The combination milling cutter clamping device of claim 1, wherein: the clamping piece (41) comprises an outer ring (411), symmetrical sliding blocks (412) are assembled on the inner wall of the outer ring (411), connecting blocks (413) are assembled on the inner walls of the sliding blocks (412) on the two sides, mounting holes (414) are formed in the upper end faces of the connecting blocks (413), and springs (415) are assembled on the upper end faces of the sliding blocks (412) on the two sides.

3. A modular milling cutter clamping arrangement according to claim 2, wherein: the lower terminal surface of mounting hole (414) be equipped with to car woman's tapered end (416), be equipped with connecting rod (417) on the outer wall of both sides tapered end (416), the one end of both sides connecting rod (417) is equipped with pivot (419), is equipped with torsional spring (418) on pivot (419).

4. The combination milling cutter clamping device of claim 1, wherein: the top block assembly (42) comprises a disc (421), and a sleeve (422) is assembled on one surface of the disc (421).

5. The combination milling cutter clamping device of claim 1, wherein: installation shell (2) include casing (21), casing (21) lower extreme be equipped with centrum (25), the upper end of casing (21) is equipped with connects hexagonal head (22), and is close to and is provided with spout (24) of symmetry on casing (21) outer wall of connecting hexagonal head (22), the upper end of connecting hexagonal head (22) is equipped with connector (23).

6. The combination milling cutter clamping device of claim 5, wherein: an assembly bin (26) is arranged in the shell (21) close to the sliding groove (24), an insertion hole (27) is formed in the bottom of the assembly bin (26), and the insertion hole (27) penetrates through the shell (21) and the vertebral body (25).

7. The combination milling cutter clamping device of claim 1, wherein: the milling cutter (3) comprises a cutter body (31), and a clamping groove (32) is formed in the outer wall, close to the upper end, of the cutter body (31).

8. A modular milling cutter clamping arrangement according to claim 2, wherein: the clamping piece (41) is assembled at the assembling bin (26), the sliding block (412) is connected with the sliding groove (24) in a sliding mode, and the spring (415) is assembled between the upper end face of the sliding block (412) and the assembling bin (26).