CN219310176U

CN219310176U - Planer-type milling machine is used in lathe bed processing convenient to change tool bit

Info

Publication number: CN219310176U
Application number: CN202222737820.1U
Authority: CN
Inventors: 杨四栋; 韩会新
Original assignee: Shandong Hongbo Cnc Machinery Co ltd
Current assignee: Shandong Hongbo Cnc Machinery Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-07-07
Anticipated expiration: 2032-10-18

Abstract

The utility model provides a planer type milling machine for machining a lathe bed, which is convenient for replacing a tool bit, and comprises a servo motor, wherein the lower part of the servo motor is connected with a milling cutter through a connecting mechanism, the connecting mechanism comprises a lower clamping block and an upper clamping block, the inner side surface of the upper clamping block is provided with two guide posts, one end of the outer side surface of each guide post is provided with a sleeve, one end of each guide post is positioned in the sleeve and is provided with a pressure spring, one end of each sleeve is provided with a fixed column, the outer side surface of each sleeve is provided with an oblique block, the inner part of the upper clamping block is positioned at two sides of the sleeve, the side surface of the upper clamping block is provided with two pressing columns, and the outer side surface of each pressing column is positioned in the upper clamping block and is provided with a baffle plate. According to the utility model, the inclined block can be pushed to drive the sleeve to move from the connecting groove under the condition that the pressure spring is contracted by pressing the pressing column, and then the milling cutter can be disassembled by pulling the milling cutter downwards, so that the operation is simple and convenient.

Description

Planer-type milling machine is used in lathe bed processing convenient to change tool bit

Technical Field

The utility model belongs to the technical field of planer type milling machine equipment, and particularly relates to a planer type milling machine for machining a lathe bed, which is convenient for replacing a tool bit.

Background

The milling machine mainly refers to a machine tool for machining various surfaces of a workpiece by using a milling cutter, generally, the rotary motion of the milling cutter is used as the main motion, the movement of the workpiece and the milling cutter is used as the feeding motion, the milling machine can be used for machining planes (horizontal planes and vertical planes), grooves (key grooves, T-shaped grooves, dovetail grooves and the like), tooth-dividing parts (gears, spline shafts, chain wheels), spiral surfaces (threads and spiral grooves) and various curved surfaces, and can be used for machining and cutting off the surfaces of a revolving body, inner holes and the like, and the milling machine can be divided into a lifting table milling machine, a planer milling machine, a single column milling machine, a single arm milling machine, a workbench, a non-lifting milling machine, an instrument milling machine, a tool milling machine and other milling machines, wherein the planer milling machine comprises a planer milling boring machine, a planer milling machine and a double column milling machine, and the like, and the planer milling machine is used for machining large parts.

When the milling machine works, a workpiece is arranged on accessories such as a workbench or an indexing head, a plurality of milling cutters can be used for simultaneously processing the surface, the processing precision and the production efficiency are high, and therefore the milling machine is widely applied, but the existing planer type milling machine can be used for processing the workpiece for a long time to enable the milling cutter to generate certain abrasion, so that the processing quality of the workpiece is ensured, or when different milling cutters are required to be replaced due to different processing requirements, the installation and the disassembly are complex, the working time is easy to be prolonged, the stability of the milling cutters in the running process is poor, and the milling cutter is easy to shake to influence the processing quality of the workpiece.

Therefore, the planer type milling machine for machining the lathe bed, which is convenient for replacing the tool bit, is very necessary.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a planer type milling machine for machining a lathe bed, which is convenient for replacing a tool bit, so as to solve the problems that when the existing planer type milling machine is used for replacing different milling cutters, the installation and the disassembly are complex, the working time is easy to increase, the stability is poor in the running process of the milling cutters, and the machining quality of a workpiece is easy to be affected due to shaking.

The technical scheme adopted by the utility model is as follows:

the utility model provides a planer-type milling machine is used in lathe bed processing convenient to change tool bit, includes servo motor, and the below of this servo motor is connected with milling cutter through coupling mechanism, coupling mechanism includes lower part grip block and upper portion grip block, the medial surface of upper portion grip block is equipped with two guide pillars, the one end of guide pillar lateral surface is equipped with the sleeve, the one end of guide pillar just is located the inside pressure spring that is equipped with of sleeve, telescopic one end is equipped with the fixed column, telescopic lateral surface is equipped with oblique piece, the inside of upper portion grip block just is located telescopic both sides and is equipped with the baffle, the side of upper portion grip block is equipped with two according to the post, according to the lateral surface of post and be located the inside of upper portion grip block and be equipped with the baffle, according to the one end of post lateral surface and be located between baffle and the baffle and install the second spring.

The inner surface of the lower clamping block is connected with one end of the pressing block through a first spring, and four pressing blocks are connected through inner walls.

One end below the sleeve is provided with a moving plate, and the bottom in the upper clamping block is provided with a guide groove.

The upper end of milling cutter side has seted up the spread groove that is used for installing the fixed column.

The inner sides of the lower surfaces of the four pressing blocks are respectively provided with an arc chamfer.

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

1. according to the utility model, the inclined block can be pushed to drive the sleeve to move from the connecting groove under the condition that the pressure spring is contracted by pressing the pressing column, and then the milling cutter can be disassembled by pulling the milling cutter downwards, so that the operation is simple and convenient.

2. The circular arc chamfer is arranged on one side of the lower surface of the pressing block, which is close to the milling cutter, so that the milling cutter is favorably inserted into the middle of the four pressing blocks, the sleeve can move along the direction of the guide groove under the support of the moving plate, the inclined block can be prevented from moving up and down under the rotation of the sleeve, the situation that the inclined block and the column are misplaced and cannot push the sleeve to drive the fixed column to move is avoided, the fixed column can be smoothly inserted into the connecting groove, and the installation is convenient.

3. According to the utility model, under the elasticity of the first spring, the pressing block can be tightly attached to the side surface of the milling cutter, so that the stability of the milling cutter can be increased, the shaking condition of the milling cutter in the working process is prevented, the working effect of the device can be improved, and the processing quality of a workpiece is ensured.

Drawings

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

FIG. 2 is a schematic perspective view of the connecting mechanism of the present utility model;

FIG. 3 is a schematic view of the internal structure of the connecting mechanism of the present utility model;

FIG. 4 is a schematic perspective view of a lower clamp block of the present utility model;

FIG. 5 is a schematic view of the internal structure of the lower clamping block of the present utility model;

FIG. 6 is a schematic view of the internal structure of the upper clamping block of the present utility model;

FIG. 7 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

fig. 8 is an enlarged schematic view of the structure of B in fig. 3 according to the present utility model.

In the figure:

the device comprises a servo motor, a 2-connecting mechanism, a 21-lower clamping block, a 22-upper clamping block, a 23-inner wall, a 24-pressing block, a 25-first spring, a 26-guide pillar, a 27-sleeve, a 28-pressure spring, a 29-fixed pillar, a 210-moving plate, a 211-guide groove, a 212-inclined block, a 213-baffle plate, a 214-pressing pillar, a 215-baffle plate, a 216-second spring 3-milling cutter and a 31-connecting groove.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution of the embodiments of the present utility model will be clearly and completely described below, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

As shown in fig. 1 to 8.

The utility model provides a planer type milling machine for lathe bed processing, which is convenient for replacing a tool bit, and comprises a servo motor 1, and is characterized in that: the lower part of the servo motor 1 is connected with the upper end of the milling cutter 3 through a connecting mechanism 2, the connecting mechanism 2 comprises a lower clamping block 21 and an upper clamping block 22, 4 convex blocks for installing a first spring 25 are uniformly welded on the inner surface of the lower clamping block 21 at intervals, one end of each first spring 25 is connected with one end of a pressing block 24, the side surfaces of the four pressing blocks 24 are connected through an inner wall 23, two guide posts 26 are oppositely welded on the inner side surface of the upper clamping block 22, sleeves 27 are movably installed at one ends of the outer side surfaces of the two guide posts 26, a pressure spring 28 with one end connected with the inner side surface of each sleeve 27 is installed at one end of each guide post 26, one ends of the two sleeves 27 are welded with fixed columns 29, one ends of the fixed columns are inserted into circular connecting grooves 31 formed in the upper ends of the side surfaces of the milling cutter 3, guide grooves 211 for sliding of a moving plate 210 arranged at one end below the sleeves 27 are formed in the bottom of the upper clamping block 22, inclined blocks 212 with inclined surfaces corresponding to the inclined surfaces of the pressing columns 214 are welded at one sides of the outer side surfaces of the two sleeves 27, partition plates 213 for supporting the pressing columns 214 are arranged in the upper clamping block 22 and positioned at two sides of the sleeves 27, the pressing columns 214 with inclined surfaces at one ends of the inclined blocks 212 are embedded at the side surfaces of the upper clamping block 22, a baffle 215 is arranged around one end of the outer surface of the pressing column 214, a spiral carbon spring steel second spring 216 is arranged around one end of the outer side surface of the pressing column 214 and between the partition plates 213 and the baffle 215,

firstly, a worker holds the upper end of the milling cutter 3 in the device by hand, then the worker slowly squeezes the two pressing posts 214 inwards by hand, then one end of the inclined surface of the pressing post 214 contacts with one inclined surface of the inclined block 212, and slowly drives the fixing post 29 to move outwards under the elastic force of the pressure spring 28 until the fixing post 29 completely moves out of a connecting groove 31 formed in the upper end of the side surface of the milling cutter 3 in the device, then the worker slowly pulls down the milling cutter 3 in the device until the upper end of the milling cutter 3 in the device is pulled out from among four pressing blocks 24 arranged inside the lower clamping block 21, then the worker holds the upper end of the milling cutter 3 to be replaced by hand, the upper end of the milling cutter 3 is aligned to the middle position of the four pressing blocks 24, then the worker slowly pushes up the milling cutter 3 to be replaced, the upper end of the milling cutter 3 sequentially penetrates through the center positions of the lower clamping block 21 and the upper clamping block 22, then a worker slowly releases the hand for squeezing the pressing column 214, then under the elastic force of the second spring 216, the second spring 216 automatically stretches and slowly pushes the pressing column 214 to move outwards, meanwhile under the elastic force of the pressure spring 28, the pressure spring 28 also automatically stretches and slowly pushes the fixing column 29 to move inwards until one end of the fixing column 29 is embedded into a connecting groove 31 formed in the upper end of the side face of the milling cutter 3 to fix the position of the milling cutter 3, then the worker releases the hand for holding the upper end of the milling cutter 3 by hand to finish the replacement of the milling cutter 3, and the milling cutter 3 can enable the pressing block 24 to be tightly attached to the side face of the milling cutter 3 under the elastic squeezing of the first spring 25, so that the stability of the milling cutter 3 can be increased.

By utilizing the technical scheme of the utility model or under the inspired by the technical scheme of the utility model, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical scheme falls into the protection scope of the utility model.

Claims

1. Planer-type milling machine is used in lathe bed processing convenient to change tool bit, including servo motor (1), the below of this servo motor (1) is connected with milling cutter (3) through coupling mechanism (2), its characterized in that: coupling mechanism (2) are including lower part grip block (21) and upper portion grip block (22), the medial surface of upper portion grip block (22) is equipped with two guide pillars (26), the one end of guide pillar (26) lateral surface is equipped with sleeve (27), the one end of guide pillar (26) just is located sleeve (27) inside and is equipped with pressure spring (28), the one end of sleeve (27) is equipped with fixed column (29), the lateral surface of sleeve (27) is equipped with sloping block (212), the inside of upper portion grip block (22) just is located sleeve (27) both sides and is equipped with baffle (213), the side of upper portion grip block (22) is equipped with two presses post (214), the lateral surface of pressing post (214) just is located the inside of upper portion grip block (22) and is equipped with baffle (215), the one end of pressing post (214) lateral surface just is located between baffle (213) and baffle (215) and installs second spring (216).

2. A planer type milling machine for machining a lathe bed for facilitating replacement of a tool bit as claimed in claim 1 wherein: the inner surface of the lower clamping block (21) is connected with one end of a pressing block (24) through 4 first springs (25), and the four pressing blocks (24) are connected through an inner wall (23).

3. A planer type milling machine for machining a lathe bed for facilitating replacement of a tool bit as claimed in claim 1 wherein: one end below the sleeve (27) is provided with a moving plate (210), and the bottom in the upper clamping block (22) is provided with a guide groove (211).

4. A planer type milling machine for machining a lathe bed for facilitating replacement of a tool bit as claimed in claim 1 wherein: the upper end of the side face of the milling cutter (3) is provided with a connecting groove (31) for installing the fixing column (29).

5. A planer type milling machine for machining a lathe bed for facilitating replacement of a tool bit as claimed in claim 2, wherein: the inner sides of the lower surfaces of the four pressing blocks (24) are respectively provided with an arc chamfer.