CN221312638U - Multi-section milling cutter - Google Patents

Abstract

The utility model discloses a multi-section milling cutter, which relates to the technical field of milling cutters, and comprises a milling cutter connecting rod, wherein the lower end of the milling cutter connecting rod is connected with a plunger, a through hole is arranged at the axis of the plunger, a fixed rod is fixed in the through hole, and the other end of the fixed rod, which is far away from the milling cutter connecting rod, is connected with a sealing cover; still include milling cutter subassembly, milling cutter subassembly includes first end mill, second end mill, third end mill at least, all is equipped with two jacks that are convenient for insert the post and run through on every milling cutter, the jack inner wall is equipped with a pair of joint hole at least, be equipped with on the insert the post and cooperate the stop gear who advances line location to milling cutter subassembly with the joint hole, fix a plurality of milling cutter subassemblies through stop gear, more conveniently change milling cutter sword and also satisfied the milling cutter type demand of different processing environment simultaneously.

Description

Multi-section milling cutter

Technical Field

The utility model relates to the technical field of milling cutters, in particular to a multi-section milling cutter.

Background

The milling cutter is a rotary cutter for milling and has one or more cutter teeth, and during operation, each cutter tooth cuts off the allowance of the workpiece intermittently, and the milling cutter is mainly used for machining planes, steps, grooves, forming surfaces, cutting off the workpiece and the like on a milling machine. At present, when using milling cutter to carry out product processing, radial runout appears easily in the cutter tooth, and this will cause the cutting edge load unequal, wearing and tearing inhomogeneous, simultaneously according to the milling cutter of processing demand multiple model, in order to guarantee the quality and the function of processing surface need the time-based milling cutter of changing, prior art change milling cutter generally need with whole milling cutter tool bit and turning round all dismantle change, waste time and energy, seriously influence production efficiency, for this reason, provide a multistage formula milling cutter that can quick replacement milling cutting edge.

Disclosure of Invention

The utility model aims to provide a multi-section milling cutter, which solves the problem that the milling cutter is inconvenient to replace in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The multi-section milling cutter comprises a milling cutter connecting rod, wherein the lower end of the milling cutter connecting rod is connected with a plunger, a through hole is formed in the axis position of the plunger, a fixing rod is fixed in the through hole, and the other end of the fixing rod, far away from the milling cutter connecting rod, is connected with a sealing cover;

The milling cutter assembly at least comprises a first end milling cutter, a second end milling cutter and a third end milling cutter, two jacks which are convenient for inserting columns to penetrate are arranged on each milling cutter, at least a pair of clamping holes are formed in the inner wall of each jack, and a limiting mechanism which is matched with the clamping holes to position the milling cutter assembly is arranged on each inserting column.

Based on the technical scheme, the utility model also provides the following optional technical schemes:

In one alternative: the jack inside the milling cutter is matched with the inserted column, and the section of the jack and the inserted column is elliptic, triangular or square.

In one alternative: the limiting mechanism comprises sliding holes which penetrate through the surface of the inserted column, each sliding hole is provided with a counterweight sliding block in a sliding mode, the outer end of each counterweight sliding block is provided with a clamping connector, the clamping connectors are matched with the clamping holes, the fixed rod is connected with the sliding hole through a spring, and the spring is in a compressed state.

In one alternative: and a limiting block is arranged on one side of the sliding hole, which is close to the fixed rod.

In one alternative: the end part of the clamping connector is of a hemispherical structure, the diameter of the clamping hole is matched with that of the clamping connector, and the depth of the clamping hole is larger than the radius of the clamping connector.

In one alternative: the surface of the inserted column is provided with a scale strip.

In one alternative: the shape and processing properties of the first, second, and third end mills may all be different.

In one alternative: the counterweight sliding block and the sliding hole are both rectangular structures.

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

according to the utility model, the plurality of milling cutter components are fixed through the limiting mechanism, so that the milling cutter blade can be replaced more conveniently, and the milling cutter type requirements of different processing environments are met.

Drawings

Fig. 1 is a 3D view of the present utility model.

Fig. 2 is a structural cross-sectional view of a front view of the present utility model.

Fig. 3 is an enlarged view of a portion of fig. 1a in accordance with the present utility model.

Fig. 4 is a cross-sectional side view of the structure of the present utility model.

Fig. 5 is a partial enlarged view of B in fig. 4 of the present invention.

In the figure: the device comprises a 01 milling cutter connecting rod, a 02 inserting column, a 03 fixing rod, a 04 through hole, a 05 first end mill, a 06 inserting hole, a 07 second end mill, a 08 third end mill, a 09 sealing cover, a 10 clamping connector, a 11 clamping hole, a 12 spring, a 13 counterweight sliding block, a 14 sliding hole and a 15 limiting block.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent.

Example 1

In one embodiment, as shown in fig. 1-5, a multi-segment milling cutter comprises a milling cutter connecting rod 01, a milling cutter component and a limiting mechanism; the lower end of the milling cutter connecting rod 01 is connected with a plug column 02, a through hole 04 is formed in the axis position of the plug column 02, a fixing rod 03 is fixed in the through hole 04, and the other end, far away from the milling cutter connecting rod 01, of the fixing rod 03 is connected with a sealing cover 09; the milling cutter assembly at least comprises a first end milling cutter 05, a second end milling cutter 07 and a third end milling cutter 08, two jacks 06 which are convenient for inserting columns 02 to penetrate are arranged on each milling cutter, at least a pair of clamping holes 11 are formed in the inner wall of each jack 06, and the limiting mechanism is arranged on each inserting column 02 and matched with each clamping hole 11, and clamps the clamping holes 11 on the milling cutters through the limiting mechanism, so that the effect of fixing the milling cutters is achieved.

In one embodiment, as shown in fig. 2 and fig. 4, the insertion hole 05 inside the milling cutter is matched with the insert column 02, so that the three milling cutters are tightly connected with the cutter body, the cross sections of the insertion hole 05 and the insert column 02 are elliptical, triangular or square, and the set shape cannot be circular, so that the whole milling cutter can be prevented from slipping due to rotation of the milling cutter in the machining process.

In one embodiment, as shown in fig. 1-5, the limiting mechanism comprises sliding holes 14 penetrating through the surface of the insert column 02, a counterweight sliding block 13 is slidably arranged in each sliding hole 14, a clamping head 10 is arranged at the outer end of each counterweight sliding block 13, the clamping head 10 is matched with the clamping hole 11, when the multi-section milling cutter works, the multi-section milling cutter rotates at a high speed, the counterweight sliding block is influenced by inertia and moves towards the outside of the center of the shaft, at the moment, the counterweight sliding block drives the clamping head to move outwards together, at the moment, the clamping head is clamped into the clamping hole, the stability of the multi-section milling cutter in the working state is guaranteed, the fixing rod 03 is connected with the sliding holes 14 through springs 12, the springs 12 are in a compressed state, and the clamping head is always positioned at the edge of the sliding hole in the compressed state, so that effective clamping can be guaranteed when the milling cutter is installed.

In one embodiment, as shown in fig. 3-5, a limiting block 15 is disposed on the side of the sliding hole 14 near the fixing rod 03, so as to prevent the counterweight slider from moving inwards from the sliding hole, and prevent the part of the limiting mechanism from sliding into the through hole 04.

In one embodiment, as shown in fig. 3 and fig. 5, the end of the clamping head 10 is in a hemispherical structure, the diameter of the clamping hole 11 is matched with that of the clamping head 10, the depth of the clamping hole is larger than the radius of the clamping head 10, when the milling cutter is installed, the hemispherical structure of the clamping head 10 can receive the pressure of the milling cutter to shrink inwards towards the sliding hole, when the clamping head shrinks, the milling cutter can be smoothly installed on the inserting column 02, at the moment, the clamping head is clamped into the clamping hole of the milling cutter, the column milling cutter is locked, and when the milling cutter works, the clamping head and the counterweight slider are affected by gravity and move towards one side of the clamping hole, so that the milling cutter is firmly fixed.

Example 2

In one embodiment, as shown in fig. 1 and fig. 2, the surface of the insert column 02 is provided with scale bars, and when the milling cutter is installed, the installation position of the milling cutter can be clearly known through the scale bars, so that the milling cutter is convenient to install and replace;

in one embodiment, as shown in fig. 1, the shapes and the machining properties of the first end mill 05, the second end mill 07 and the third end mill 08 can be different, and the requirements of different machining environments can be met by matching different types of milling cutters.

In one embodiment, as shown in fig. 3 and 5, the weight slider 13 and the slide hole 14 are both rectangular in structure, so that the weight slider 13 can slide in the slide hole 14 more conveniently.

The above embodiment discloses a multistage formula milling cutter, wherein, during installation milling cutter, in advancing milling cutter connecting rod 01 with the jack 06 of milling cutter correspondence spliced pole 02, according to scale strip location milling cutter position, during the joint card goes into the joint hole of milling cutter this moment to install milling cutter in proper order, when needs change, only need stop the operation with the milling cutter, hard pull out the milling cutter can.

The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims (8)

1. The utility model provides a multistage formula milling cutter, includes milling cutter connecting rod (01), milling cutter connecting rod (01) lower extreme is connected and is inserted post (02), inserted post (02) axis position is equipped with a through-hole (04), be fixed with a dead lever (03) in through-hole (04), dead lever (03) are kept away from milling cutter connecting rod (01) other end and are connected closing cap (09);

The milling cutter is characterized by further comprising a milling cutter assembly:

The milling cutter assembly at least comprises a first end milling cutter (05), a second end milling cutter (07) and a third end milling cutter (08), two jacks (06) which are convenient for inserting columns (02) to penetrate are arranged on each milling cutter, a pair of clamping holes (11) are formed in the inner wall of each jack (06), and a limiting mechanism which is matched with the clamping holes (11) to position the milling cutter assembly is arranged on each inserting column (02).

2. A multi-segment milling cutter according to claim 1, wherein three insertion holes (06) in the milling cutter are matched with the insertion posts (02), and the cross sections of the insertion holes (06) and the insertion posts (02) are elliptical, triangular or square.

3. The multi-section milling cutter according to claim 2, wherein the limiting mechanism comprises sliding holes (14) formed in the surface of the through-plug (02), a counterweight sliding block (13) is slidably arranged in each sliding hole (14), a clamping connector (10) is arranged at the outer end of each counterweight sliding block (13), the clamping connector (10) is matched with the clamping hole (11), the fixing rod (03) is connected with the sliding hole (14) through a spring (12), and the spring (12) is in a compressed state.

4. A multi-segment milling cutter according to claim 3, wherein the slide hole (14) is provided with a stopper (15) at a side close to the fixing rod (03).

5. A multi-segment milling cutter according to claim 3, wherein the end of the clamping head (10) is of a hemispherical structure, the clamping hole (11) is matched with the diameter of the clamping head (10), and the depth of the clamping hole is larger than the radius of the clamping head (10).

6. The multi-segment milling cutter according to claim 4, wherein the surface of the spigot (02) is provided with scale bars.

7. The multi-segment milling cutter according to claim 1, wherein the shape and machining properties of the first end mill (05), the second end mill (07), and the third end mill (08) are different.

8. A multi-segment milling cutter according to claim 6, wherein the weight slide (13) and the slide hole (14) are rectangular.