CN216298089U

CN216298089U - Milling head with lifting adjusting device

Info

Publication number: CN216298089U
Application number: CN202122147475.1U
Authority: CN
Inventors: 李志兵
Original assignee: Changzhou Zelda Machinery Co ltd
Current assignee: Changzhou Zelda Machinery Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-04-15
Anticipated expiration: 2031-09-07

Abstract

The utility model relates to a milling head with a lifting adjusting device, which is provided with a box body, a motor base, a main shaft belt wheel, a cutter head and two supports, wherein the lifting adjusting device is provided with a first screw hole and an arc-shaped block which are positioned in the box body; the first arc-shaped groove and the second arc-shaped groove are positioned on the bracket; first screw and first arc wall carry out sliding connection, arc piece and second arc wall sliding connection through washer board and screw. The utility model has compact structure and reasonable layout, is provided with the lifting adjusting device, and the box body can be adjusted in an up-and-down angle with radian along the bracket to drive the cutter head to adjust the angle so as to meet different processing requirements. Be equipped with screw rod adjusting device, can carry out the box through rotatory adjusting screw and carry out the upper and lower angle modulation that has the radian along the support, adjusting screw can connect outside servo motor or other drive arrangement and carry out automated adjustment, and degree of automation is high.

Description

Milling head with lifting adjusting device

Technical Field

The utility model relates to the technical field of machine manufacturing, in particular to a milling head with a lifting adjusting device.

Background

The cyclone milling machine can realize dry cutting, heavy-load cutting, difficult-to-machine materials and ultrahigh-speed cutting, and has low power consumption. The spindle of the machine tool is slow in rotation speed during the cyclone milling, so that the machine tool is high in movement precision and good in dynamic stability, and is an advanced thread machining method. The whirling mill needs to complete five machining movements in the machining process: the cutter head drives the hard alloy forming cutter to rotate at a high speed (main motion), the machine tool spindle drives the workpiece to rotate at a low speed (auxiliary motion), the whirling mill moves along the axial direction of the workpiece (feed motion) according to the pitch or lead of the workpiece, the whirling mill moves in the radial direction (cutting motion), and the whirling mill has the freedom degree (rotation motion) of helix angle adjustment within a certain angle range. The cutting form of the whirling mill is as follows: the internal cutting type and the external cutting type can be used for processing screw threads, bone screws, lead screws, worms and screw rods by a whirling mill.

The cyclone milling head in the prior art has the following problems: at present, along with the development of the domestic machining technology, a structural bottleneck exists in a cyclone milling head applied in turning and milling combination, particularly, when the helix angle of the cyclone milling head needs to be adjusted during thread machining, the center of a tool nose circle rotates around the center of a support pin shaft, and the pin shaft is arranged on two radial sides of a cutter head, so that the expansion space of the technology of the cyclone milling cutter head is limited, and the operations of observation, tool changing and the like are influenced.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a milling head with a lifting adjusting device.

The technical scheme for realizing the purpose of the utility model is as follows: a milling head with a lifting adjusting device is provided with a box body, a motor base, a main shaft belt wheel, a cutter head and two supports, wherein the motor is fixedly connected to the motor base, the motor base is fixedly connected to the box body, a motor belt is connected with the main shaft belt wheel, a main shaft belt wheel bearing is connected to the box body, the cutter head is connected to the main shaft belt wheel, the two supports are movably connected to the left side surface and the right side surface of the box body through the lifting adjusting device, and the lifting adjusting device is provided with a plurality of first screw holes and arc-shaped blocks which are respectively positioned on the left side surface and the right side surface of the box body and form an arc shape; the first arc-shaped groove and the second arc-shaped groove are positioned on the bracket; the first screw hole and the second arc-shaped groove are in sliding connection through a gasket plate and a screw, and the arc-shaped block and the second arc-shaped groove are in sliding connection.

According to the technical scheme, the lifting adjusting device is further provided with third arc-shaped grooves respectively located on the left side surface and the right side surface of the box body, and a plurality of second screw holes which are located on the support and form an arc shape.

According to the technical scheme, the number of the third arc-shaped grooves which are respectively positioned on the left side surface and the right side surface of the box body is two.

According to the technical scheme, the screw adjusting device is arranged between one of the supports and the side face corresponding to the box body, the screw adjusting device is provided with a vertical groove located on the support, a transverse groove located on the box body, an adjusting screw pressing block and an adjusting block, the adjusting screw passes through the adjusting screw pressing block and is connected to the vertical groove of the support, the adjusting block is fixedly connected to the adjusting screw, one side of the adjusting block is slidably connected to the vertical groove, and the other side of the adjusting block is in bearing connection with the transverse groove.

According to the technical scheme, the motor base is located above the box body.

According to the technical scheme, a tensioning bearing is arranged between the motor and the main shaft belt wheel.

After the technical scheme is adopted, the utility model has the following positive effects:

(1) the utility model has compact structure and reasonable layout, is provided with the lifting adjusting device, and the box body can be adjusted in an up-and-down angle with radian along the bracket to drive the cutter head to adjust the angle so as to meet different processing requirements.

(2) The utility model is provided with the screw rod adjusting device, the box body can be adjusted in the vertical angle with radian along the bracket by rotating the adjusting screw rod, the adjusting screw rod can be connected with an external servo motor or other driving equipment to carry out automatic adjustment, and the degree of automation is high.

Drawings

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which

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

FIG. 2 is a schematic view of the rear view of FIG. 1;

FIG. 3 is a schematic diagram of the explosion of FIG. 1;

fig. 4 is a structural diagram of a right view angle of the bracket in fig. 3.

In the figure: the device comprises a box body 1, a motor 2, a motor base 3, a main shaft belt wheel 4, a cutter head 5, a support 6, a first screw hole 11, an arc-shaped block 12, a first arc-shaped groove 61, a second arc-shaped groove 62, a gasket plate 71, a screw 72, a third arc-shaped groove 13, a second screw hole 63, a vertical groove 64, a transverse groove 14, an adjusting screw 15, an adjusting screw pressing block 16, an adjusting block 17, a tensioning bearing 8 and a bearing 18.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers 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. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

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 in specific cases to those skilled in the art.

(example 1)

Referring to fig. 1 to 4, the utility model provides a milling head with a lifting adjusting device, which comprises a box body 1, a motor 2, a motor base 3, a spindle belt pulley 4, a cutter head 5 and two supports 6, wherein the motor 2 is fixedly connected to the motor base 3, the motor base 3 is fixedly connected to the box body 1, a belt of the motor 2 is connected with the spindle belt pulley 4, a bearing of the spindle belt pulley 4 is connected to the box body 1, the cutter head 5 is connected to the spindle belt pulley 4, the two supports 6 are movably connected to the left side surface and the right side surface of the box body 1 through the lifting adjusting device, and the lifting adjusting device is provided with a plurality of first screw holes 11 and arc blocks 12 which are respectively positioned on the left side surface and the right side surface of the box body 1 and form an arc shape; a first arc-shaped groove 61 and a second arc-shaped groove 62 which are positioned on the bracket 6; the first screw hole 11 and the first arc-shaped groove 61 are slidably connected through a gasket plate 71 and a screw 72, and the arc-shaped block 12 and the second arc-shaped groove 62 are slidably connected. When the milling machine works, the motor 2 on the motor base 3 drives the main shaft belt wheel 4 to rotate through the belt, and the main shaft belt wheel 4 drives the cutter head 5 to rotate for milling. The plurality of first screw holes 11 forming an arc shape correspond to the first arc-shaped groove 61, the screw 72 is a hexagon socket head cap screw, the screw 72 can be screwed and fixed to two of the plurality of first screw holes 11 by using 2 of fig. 2 and 3, and the gasket plate 7 is located at the joint of the screw 72 and the bracket 6. The size of second arc wall 62 is greater than the size of first arc wall 61, and arc piece 12 bolt fastening is in two sides about box 1, and arc piece 12 corresponds with second arc wall 62. The screw 72 slides in the first arc-shaped groove 61, and the arc-shaped block 12 slides in the second arc-shaped groove 62, so as to drive the box body 1 to lift along the bracket 6, thereby completing the adjustment of the cutter head angle.

The lifting adjusting device is also provided with a third arc-shaped groove 13 respectively positioned on the left side surface and the right side surface of the box body 1 and a plurality of second screw holes 63 positioned on the bracket 6 and forming an arc shape. The size of the third arc-shaped slot 13 is larger than that of the second arc-shaped slot 62, and the third arc-shaped slot 13 and the plurality of second screw holes 63 can be connected in a sliding manner by a backing plate or a screw (not shown) such as a backing plate 71 and a screw 72.

Two third arc-shaped grooves 13 are respectively arranged on the left side surface and the right side surface of the box body 1. Two third arc-shaped grooves 13 are adjacently spaced to form a large arc.

The motor base 3 is positioned above the box body 1.

A tension bearing 8 is arranged between the motor 2 and the main shaft belt pulley 4, and the tension bearing 8 is used for tensioning a belt.

(example 2)

The difference between this embodiment and embodiment 1 is that a screw adjusting device is disposed between one of the two brackets 6 and the side corresponding to the box body 1, the screw adjusting device has a vertical groove 64 located on the bracket 6, a transverse groove 14 located on the box body 1, an adjusting screw 15, an adjusting screw pressing block 16, and an adjusting block 17, the adjusting screw 15 is connected to the vertical groove 64 of the bracket 6 through the adjusting screw pressing block 16, the adjusting block 17 is fixedly connected to the adjusting screw 15, one side of the adjusting block 17 is slidably connected to the vertical groove 64, and the other side of the adjusting block 17 is in bearing connection with the transverse groove 14. The upper end of the adjusting screw 15 may be connected to an automatically operable device such as a servo motor to be driven to rotate. When the adjusting screw 15 rotates and goes up and down in the adjusting screw pressing block 16, the adjusting block 17 is driven to slide up and down in the vertical groove 64, and meanwhile, the bearing 18 is fixedly connected to the other side of the adjusting block 17, and the bearing 18 rolls in the transverse groove 14. And further, the adjusting screw 15 can be rotated to drive the box body 1 to adjust the vertical angle along each arc-shaped groove between the brackets 6.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a take lift adjustment device's cutter head which characterized in that: has a box body (1), a motor (2), a motor seat (3), a main shaft belt wheel (4), a cutter head (5) and two supports (6), wherein the motor (2) is fixedly connected with the motor seat (3), the motor seat (3) is fixedly connected with the box body (1), the motor (2) is connected with the main shaft belt wheel (4) through a belt, the main shaft belt wheel (4) is in bearing connection with the box body (1), the cutter head (5) is connected with the main shaft belt wheel (4),

two of the brackets (6) are movably connected with the left side surface and the right side surface of the box body (1) through a lifting adjusting device, and the lifting adjusting device is provided with

A plurality of first screw holes (11) and arc blocks (12) which are respectively positioned on the left side surface and the right side surface of the box body (1) and form an arc shape;

a first arc-shaped groove (61) and a second arc-shaped groove (62) which are positioned on the bracket (6);

the first screw hole (11) and the first arc-shaped groove (61) are connected in a sliding mode through a gasket plate (71) and a screw (72), and the arc-shaped block (12) is connected with the second arc-shaped groove (62) in a sliding mode.

2. The milling head with the lifting adjusting device according to claim 1, wherein: the lifting adjusting device is also provided with third arc-shaped grooves (13) which are respectively positioned on the left side surface and the right side surface of the box body (1) and a plurality of second screw holes (63) which are positioned on the bracket (6) and form an arc shape.

3. The milling head with the lifting adjusting device according to claim 2, wherein: the third arc-shaped grooves (13) respectively positioned on the left side surface and the right side surface of the box body (1) are two.

4. The milling head with the lifting adjusting device according to claim 1, wherein: two in support (6) with be equipped with screw rod adjusting device between the side that box (1) corresponds, screw rod adjusting device has vertical groove (64) that are located support (6), transverse groove (14), adjusting screw (15), adjusting screw briquetting (16), regulating block (17) that are located box (1), adjusting screw (15) pass through adjusting screw briquetting (16) connect in the vertical groove (64) of support (6), regulating block (17) fixed connection in adjusting screw (15), one side sliding connection of regulating block (17) in vertical groove (64), the opposite side bearing of regulating block (17) connect in transverse groove (14).

5. The milling head with the lifting adjusting device according to claim 1, wherein: the motor base (3) is positioned above the box body (1).

6. The milling head with the lifting adjusting device according to claim 1, wherein: and a tensioning bearing (8) is arranged between the motor (2) and the main shaft belt wheel (4).