CN216706085U

CN216706085U - Milling power head convenient to maintain and replace

Info

Publication number: CN216706085U
Application number: CN202123173570.5U
Authority: CN
Inventors: 陈科良; 崔家豪
Original assignee: Linyi Longli Cnc Machine Tool Co ltd
Current assignee: Linyi Longli Cnc Machine Tool Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-06-10
Anticipated expiration: 2031-12-16

Abstract

The utility model relates to the technical field of milling equipment, and particularly discloses a milling power head convenient to maintain and replace, which comprises a power head main body and a milling cutter; the milling cutter is installed on the power head main body through the cutter fixing seat, the cutter fixing seat is fixedly arranged on the power head main body, the cutter fixing seat is provided with an installation cavity matched with the installation part structure, the left side and the right side of the bottom end of the installation cavity are respectively provided with a fixed locking ring and an elastic locking ring, and the fixed locking ring and the elastic locking ring are respectively clamped on the left side and the right side of the bottom of the milling cutter. Install convenient to detach's milling cutter on this milling power head, this milling cutter inserts the setting on the tool fixing base when the installation, and the cooperation through fixed lock ring, elastic lock ring realizes the preliminary fixed to milling cutter, locks it through the locking screw to this realization is to milling cutter's quick fixation, the dismouting, the maintenance and the change of the milling cutter of being convenient for, the life of this milling power head is prolonged.

Description

Milling power head convenient to maintain and replace

Technical Field

The utility model relates to the technical field of milling equipment, in particular to a milling power head convenient to maintain and replace.

Background

The milling head is a universal power part, and can be matched with milling working table or power sliding table and supplemented with various supporting parts to form various forms of combined milling machine, and the milling head adopts sparse tooth end face milling cutter as basis, and can also use dense tooth section milling cutter with smaller diameter to make plane milling on the parts made of steel, cast iron and nonferrous metal, etc..

However, the existing milling power head has a complex mounting structure of the milling tool, which causes time and labor waste when the milling tool is disassembled, assembled and maintained, and affects the processing efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a milling power head convenient to maintain and replace so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a milling power head convenient to maintain and replace comprises a power head main body and a milling cutter; the milling cutter is installed on the power head main body through a cutter fixing seat, and the cutter fixing seat is fixedly arranged on the power head main body; the milling cutter is of a columnar structure, the bottom of the milling cutter is provided with a milling part, the upper part of the milling cutter is provided with an installation part, and a cutter fixing seat is provided with an installation cavity matched with the installation part in structure;

the tool fixing seat is provided with a positioning screw hole matched with the locking screw hole in use at a position corresponding to the locking screw hole, and the mutually communicated locking screw holes are connected with the positioning screw hole through a locking screw rod; the left side and the right side of the bottom end of the installation cavity are respectively provided with a fixed locking ring and an elastic locking ring, and the fixed locking ring and the elastic locking ring are respectively clamped on the left side and the right side of the bottom of the installation part.

Preferably, the inside annular array of installation cavity is provided with two at least spacing sand grips, set up the spacing recess with spacing sand grip structure adaptation on the position that the installation department corresponds spacing sand grip, and the installation department inserts the setting in the installation cavity, and spacing sand grip joint is in spacing recess.

Preferably, the limiting groove and the limiting convex strip are arranged in a staggered mode with the positioning screw hole and the locking screw hole.

Preferably, a rotating handle with an L-shaped structure is fixedly connected to the outer end part of the locking screw rod.

Preferably, the fixed locking ring is fixedly arranged on the lower surface of the cutter fixing seat, the elastic locking ring is movably arranged on the lower surface of the cutter fixing seat, and the elastic locking ring and the fixed locking ring are arranged in bilateral symmetry.

Preferably, the inner walls of the circumferences of the elastic locking ring and the fixed locking ring are both provided with limit raised lines, the limit raised lines on the elastic locking ring are provided with horizontal insertion blocks, and the positions, corresponding to the horizontal insertion blocks, on the installation part are provided with horizontal slots for the horizontal insertion blocks to be inserted.

Preferably, the left side and the right side of the upper surface of the elastic locking ring are both fixedly provided with connecting sliding blocks, the positions of the cutter fixing seats corresponding to the connecting sliding blocks are provided with connecting sliding grooves matched with the connecting sliding blocks in structure, and the connecting sliding blocks are arranged inside the connecting sliding grooves in a sliding mode.

Preferably, the section of the connecting sliding block is of a T-shaped structure, and a return spring is fixedly connected between the connecting sliding block and the innermost side wall of the connecting sliding chute.

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

the milling power head convenient to maintain and replace is provided with a milling cutter convenient to disassemble, the milling cutter is inserted into a cutter fixing seat during installation, the milling cutter is initially fixed through the matching of a fixed locking ring and an elastic locking ring, and is locked through a locking screw rod, so that the milling cutter is quickly fixed, the milling cutter is convenient to disassemble, maintain and replace, and the service life of the milling power head is prolonged.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a mounting structure of the milling cutter according to the present invention;

FIG. 3 is a schematic structural diagram of the portion A in FIG. 2 according to the present invention;

FIG. 4 is a cross-sectional view of the stationary locking ring, the resilient locking ring and the mounting portion of the present invention;

fig. 5 is a front view of the milling cutter tool of the present invention.

In the figure: 1. a power head main body; 2. milling a cutter; 3. a cutter fixing seat; 4. a milling section; 5. an installation part; 6. a mounting cavity; 7. locking the screw hole; 8. positioning the screw hole; 9. locking the screw rod; 10. fixing the locking ring; 11. an elastic locking ring; 12. limiting convex strips; 13. a limiting groove; 14. rotating the handle; 15. connecting the sliding block; 16. a return spring; 17. and (5) horizontally inserting the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-5, the present invention provides a technical solution: a milling power head convenient to maintain and replace comprises a power head main body 1 and a milling cutter 2; the milling cutter 2 is installed on the power head main body 1 through the cutter fixing seat 3, and the cutter fixing seat 3 is fixedly arranged on the power head main body 1; the milling cutter 2 is of a columnar structure, the bottom of the milling cutter 2 is provided with a milling part 4, the upper part of the milling cutter 2 is provided with an installation part 5, and the cutter fixing seat 3 is provided with an installation cavity 6 matched with the installation part 5 in structure;

at least two locking screw holes 7 are formed in the mounting part 5 in an annular array mode, positioning screw holes 8 matched with the locking screw holes 7 in use are formed in the positions, corresponding to the locking screw holes 7, of the cutter fixing seat 3, and the mutually communicated locking screw holes 7 and the positioning screw holes 8 are connected through locking screw rods 9; the left and right sides of 6 bottoms ends in installation cavity are provided with fixed locking ring 10 and elastic locking ring 11 respectively, and fixed locking ring 10 and elastic locking ring 11 centre gripping respectively are in the left and right sides of installation department 5 bottom.

Further, the inside annular array of installation cavity 6 is provided with two at least spacing sand grips 12, set up on the 5 positions that correspond spacing sand grip 12 of installation department with spacing sand grip 12 structure adaptation's spacing recess 13, installation department 5 inserts the setting in installation cavity 6, spacing sand grip 12 joint is in spacing recess 13.

Furthermore, the limiting groove 13 and the limiting convex strip 12 are arranged in a staggered manner with the positioning screw hole 8 and the locking screw hole 7.

Further, a rotating handle 14 with an L-shaped structure is fixedly connected to the outer end of the locking screw 9.

Further, fixed locking ring 10 is fixed to be set up at the lower surface of cutter fixing base 3, and the activity of elastic locking ring 11 sets up at the lower surface of cutter fixing base 3, and elastic locking ring 11, fixed locking ring 10 bilateral symmetry set up.

Furthermore, the inner circumferential walls of the elastic locking ring 11 and the fixed locking ring 10 are provided with limit raised lines 12, the limit raised lines 12 on the elastic locking ring 11 are provided with horizontal insertion blocks 17, and the installation part 5 corresponding to the horizontal insertion blocks 17 is provided with horizontal slots for inserting the horizontal insertion blocks 17.

Further, the connection sliding block 15 is fixedly arranged on the left side and the right side of the upper surface of the elastic locking ring 11, the connection sliding groove matched with the connection sliding block 15 in structure is formed in the position, corresponding to the connection sliding block 15, of the cutter fixing seat 3, and the connection sliding block 15 is arranged inside the connection sliding groove in a sliding mode.

Further, the section of the connecting slide block 15 is a T-shaped structure, and a return spring 16 is fixedly connected between the connecting slide block 15 and the innermost side wall of the connecting chute.

The working principle is as follows: when installing unit head main part 1, insert milling cutter 2 in the installation cavity 6 on cutter fixing base 3 earlier, make spacing recess 13 embedding on the installation department 5 at installation cavity 6, fixed locking ring 10, in the spacing sand grip 12 on the elastic locking ring 11, and simultaneously, installation department 5 produces certain extrusion force to elastic locking ring 11, make elastic locking ring 11 drive link block 15 synchronous slip in the connection spout of cutter fixing base 3 bottom, elasticity and the performance of restoring to the throne through reset spring 16 self, make elastic locking ring 11 produce certain reverse elastic force to milling cutter 2, horizontal inserted block 17 inserts in horizontal slot, with this preliminary fixed to milling cutter 2 of realization.

Then, an operator rotates the corresponding rotary handle 14 by hand, so that the rotary handle 14 drives the locking screw rod 9 to synchronously rotate, and the locking screw rod 9 is installed in the mutually communicated locking screw hole 7 and the positioning screw hole 8 in a threaded manner, thereby fixing the milling cutter 2.

When the milling cutter 2 needs to be disassembled, assembled and fixed, an operator only needs to rotate the rotating handle 14 reversely, so that the locking screw 9 is separated from the locking screw 9, then the milling cutter 2 is drawn out of the mounting cavity 6, and then the replaced and maintained milling cutter 2 is installed, and the steps are installed and installed in the mounting cavity 6 again.

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 alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mill unit head convenient to maintenance is changed which characterized in that: the power head comprises a power head main body (1) and a milling cutter (2); the milling cutter (2) is installed on the power head main body (1) through a cutter fixing seat (3), and the cutter fixing seat (3) is fixedly arranged on the power head main body (1); the milling cutter (2) is of a columnar structure, the bottom of the milling cutter (2) is provided with a milling part (4), the upper part of the milling cutter (2) is provided with an installation part (5), and the cutter fixing seat (3) is provided with an installation cavity (6) which is structurally matched with the installation part (5);

at least two locking screw holes (7) are formed in the mounting part (5) in an annular array mode, positioning screw holes (8) matched with the locking screw holes (7) in use are formed in the positions, corresponding to the locking screw holes (7), of the cutter fixing seat (3), and the mutually communicated locking screw holes (7) are connected with the positioning screw holes (8) through locking screw rods (9); the left and right sides of installation cavity (6) bottom is provided with fixed locking ring (10) and elastic locking ring (11) respectively, and fixed locking ring (10) and elastic locking ring (11) centre gripping respectively are in the left and right sides of installation department (5) bottom.

2. The milling power head convenient to maintain and replace of claim 1, characterized in that: the inside annular array of installation cavity (6) is provided with two at least spacing sand grips (12), offers on installation department (5) correspond the position of spacing sand grip (12) with spacing groove (13) of spacing sand grip (12) structure adaptation, installation department (5) insert the setting in installation cavity (6), spacing sand grip (12) joint is in spacing groove (13).

3. The milling power head convenient to maintain and replace of claim 2, wherein: the limiting groove (13) and the limiting convex strip (12) are arranged in a staggered mode with the positioning screw hole (8) and the locking screw hole (7).

4. The milling power head convenient to maintain and replace of claim 1, characterized in that: and a rotary handle (14) with an L-shaped structure is fixedly connected to the outer end part of the locking screw rod (9).

5. The milling power head convenient to maintain and replace of claim 1, characterized in that: the fixed setting of fixed locking ring (10) is at the lower surface of cutter fixing base (3), and elasticity locking ring (11) activity sets up the lower surface in cutter fixing base (3), and elasticity locking ring (11), fixed locking ring (10) bilateral symmetry set up.

6. The milling power head convenient to maintain and replace of claim 1, characterized in that: all be provided with spacing sand grip (12) on the circumference inner wall of elastic locking ring (11) and fixed locking ring (10), be provided with horizontal inserted block (17) on spacing sand grip (12) on elastic locking ring (11), offer on installation department (5) and supply horizontal inserted block (17) male horizontal slot on the position of corresponding horizontal inserted block (17).

7. The milling power head convenient to maintain and replace of claim 1, characterized in that: the left and right sides of elastic locking ring (11) upper surface all is fixed and is provided with link block (15), offer the connection spout with link block (15) structure adaptation on cutter fixing base (3) corresponds link block (15) the position, link block (15) slide and set up the inside at the connection spout.

8. The milling power head convenient to maintain and replace of claim 7, wherein: the section of the connecting sliding block (15) is of a T-shaped structure, and a return spring (16) is fixedly connected between the connecting sliding block (15) and the innermost side wall of the connecting sliding chute.