CN103921410A - Precise automatic material head-milling mechanism - Google Patents

Abstract

A precision automatic milling head mechanism, which includes: a bracket, the bracket includes a top plate, several pillars and a base, the top plate and the base are sleeved on the several pillars to form the bracket; a lifting part, which is arranged on the bracket Middle; the first cylinder, which is arranged on the top plate, and the first cylinder is connected with the lifting part so as to control the up and down movement of the lifting part; the horizontal part, which is slidably connected in the lifting part; the second cylinder, It is arranged on the lifting part, and the second cylinder is connected with the horizontal part to control the horizontal movement of the horizontal part; a high-speed motor is arranged in the horizontal part, and a milling cutter is fixed under the high-speed motor. The high-speed motor drives the milling cutter to rotate; the positioning fixture is arranged on the base to place the product to be processed; the control part includes a programmable controller. This mechanism replaces the manual glue cutting port and the re-milling of the engraving machine, realizes the precision automatic milling head, saves labor costs and improves production efficiency.

Description

Precision automatic milling head mechanism

【Technical field】

The invention relates to an automatic milling head mechanism, in particular to a precision automatic milling head mechanism.

【Background technique】

At present, there are many injection molding products of casings, the residual processing of the plastic inlet is required to be smooth and the quality consistency must be ensured after processing. However, the tower joint of the plastic inlet of some plastic products is very fragile. If the milling head mechanism is used to directly mill it It is easy to step on the glue inlet. In view of this situation, generally a worker uses scissors to cut short the glue inlet of the product, and the staff at the next station puts the product with the glue inlet shortened on the engraving machine for processing.

Although the above workflow solves the problem of the milling head, there are still some defects: because the glue inlet needs to be cut short before the milling head, the work efficiency is low and a lot of manpower is wasted; the engraving machine is very expensive, and generally The quantity is limited, and only one hole can be milled at a time, resulting in the accumulation of other holes; long-term use and occupation, resulting in the reduction of the service life of the Jingdiao machine and other products that need to be reworked cannot be reworked in time; when Jingdiao When the safety barrier of the machine fails, there will also be potential safety hazards.

In view of this, it is necessary to provide an automatic milling head mechanism, which can overcome the above-mentioned defects.

【Content of invention】

Therefore, the purpose of the present invention is to provide a precision automatic milling head mechanism, which can replace the manual shearing port and the re-milling of the engraving machine, so as to realize the improvement of work efficiency and cost saving, effectively Arrange product rework in time and avoid potential safety hazards.

In order to achieve the above object, the precision automatic milling head mechanism of the present invention comprises:

a bracket, the bracket includes a top plate, a plurality of pillars and a base, the top plate and the base are sleeved on the plurality of pillars to form the bracket;

a lifting part, which is arranged in the bracket;

A first air cylinder, which is arranged on the top plate, is connected with the lifting part to control the vertical movement of the lifting part;

a horizontal part, which is slidably connected in the lifting part;

a second air cylinder, which is arranged on the lifting part, and the second air cylinder is connected with the horizontal part so as to control the horizontal movement of the horizontal part;

A high-speed motor, which is arranged in the horizontal part, a milling cutter is fixed under the high-speed motor, and the high-speed motor drives the milling cutter to rotate;

a positioning jig, which is arranged on the base to place the product to be processed;

The control unit includes a programmable controller.

Preferably, the bracket further includes two guide posts, and the lifting part moves along the guide posts.

Preferably, the lifting part includes a first support plate pivotally connected to the guide column, a second support plate and two connecting rods connecting the first support plate and the second support plate, the first support plate and the second support plate The second support plate is respectively pivotally connected to the guide posts through linear bearings, and the second support plate is provided with an elliptical through hole, and the milling cutter passes through the through hole.

Preferably, the second cylinder is connected to the second support plate through a pressure block.

Preferably, the horizontal part includes a horizontal plate and several sliders under the horizontal plate and two guide rails, the two guide rails are respectively arranged on both sides of the through hole of the second support plate, the sliders are arranged on the guide rails and Connect this horizontal board.

Preferably, the slider and the guide rail are precision sliders and precision guide rails respectively.

Preferably, the second air cylinder is connected to the horizontal plate so as to control the horizontal movement of the horizontal part.

Preferably, the high-speed motor is fixed on the horizontal plate through a fixing block.

Preferably, the lifting part is connected to the first cylinder through a flange.

Preferably, both the side and the bottom of the milling cutter are provided with cutting edges.

Preferably, the precision automatic milling head mechanism also includes a pressed product part arranged on the base, the pressed product part includes a third cylinder and a pressed product structure connected to the third cylinder, the pressed product structure Located above the positioning jig, the third cylinder is perpendicular to the pressed product structure.

Preferably, the pressed product structure is pasted with soft glue to compress the product to be processed.

Preferably, a safety grating is provided on the pillar of the bracket.

Preferably, a transparent protective cover is fixed around the bracket.

Compared with the prior art, the precision automatic milling head mechanism of the present invention replaces the manual scissors and the re-milling of the engraving machine, and realizes the precision automatic milling head mechanism. The precision automatic milling head mechanism has the following advantages:

(1) Save labor costs and improve production efficiency;

(2) Due to the simple manufacture and low cost of this mechanism, multiple sets can be copied, thus solving the problems of long-term occupation of Jingdiao machines and inability to mix multi-cavity products, and realizing timely rework of products;

(3) The mechanism uses precision sliders and precision guide rails to meet the precision requirements;

(4) The offset position of the large milling cutter is used to achieve the purpose of only milling the rubber mouth and minimizing the milling of other surfaces of the product;

(5) The mechanism is equipped with a safety grating and a protective cover, that is, there is no potential safety hazard.

【Description of drawings】

FIG. 1 is a schematic diagram of the structure of the precision automatic milling head mechanism of the present invention.

FIG. 2 is a structural schematic diagram of another viewing angle of the precision automatic milling head mechanism of the present invention.

FIG. 3 is a schematic exploded view of the structure of the precision automatic milling head mechanism of the present invention.

【Detailed ways】

Please refer to Fig. 1, Fig. 2 and Fig. 3 and illustrate, the precision automatic milling material head mechanism of the present invention, it comprises:

Support, the support includes a top plate 110, several pillars 120 and a base 130, the top plate 110 and the base 130 are sleeved on the several pillars 120 to form the support, and the support also includes two guide pillars 140, and the pillar 120 is provided with There is a safety grating 121, and a transparent protective cover 150 is provided around the bracket;

The lifting part is arranged in the bracket, and the lifting part includes a first support plate 210 pivotally connected to the guide post 140, a second support plate 220 and a connection between the first support plate 210 and the second support plate 220 The two connecting rods 230, the first support plate 210 and the second support plate 220 are respectively pivotally connected to the guide post 140 through the linear bearing 141, and the second support plate 220 is provided with an elliptical through hole;

The first cylinder 300 is arranged on the top plate 110, and the first cylinder 300 is connected with the lifting part through the flange 310 so as to control the vertical movement of the lifting part;

A horizontal part, which is slidably connected in the lifting part, the horizontal part includes a horizontal plate 410 and several sliders 420 and two guide rails 430 under the horizontal plate 410, and the two guide rails 430 are respectively arranged on the passage of the second support plate 220. On both sides of the hole, the slider 420 is arranged on the guide rail 430 and connected to the horizontal plate 410, the slider 420 and the guide rail 430 are respectively a precision slider and a precision guide rail;

The second air cylinder 500 is arranged on the lifting part, the second air cylinder 500 is connected with the second support plate 220 through the pressure block 510, and the second air cylinder 500 is connected with the horizontal plate 410 to control the Horizontal movement of the horizontal part;

A high-speed motor 600, which is arranged in the horizontal part and fixed on the horizontal plate 410 by a fixed block 610, is fixed with a milling cutter 620 under the high-speed motor 600, and the milling cutter 620 is lifted from the second support plate 220 Through the through hole, the high-speed motor 600 drives the milling cutter 620 to rotate, and the side and bottom of the milling cutter 620 are provided with blades;

The pressed product part, which is arranged on the base 130, the pressed product part includes a third cylinder 700 and a pressed product structure 710 connected to the third cylinder 700, the third cylinder 700 and the pressed product structure 710 are perpendicular to each other , the pressed product structure 710 is pasted with soft glue to compress the product to be processed 900;

A positioning jig 800, which is arranged on the base 130 to place the product 900 to be processed, and the pressed product structure 710 is located above the positioning jig 800;

The control unit includes a control panel, a programmable controller, a start button and a stop button.

In this embodiment, the working process of the precision automatic milling head mechanism milling product 900 heads is specifically:

The staff puts the product 900 to be processed on the positioning fixture 800, and presses the start button, and the solenoid valve of the third cylinder 700 is controlled by the programmable controller to be energized so that the third cylinder 700 starts to move, and the piston of the third cylinder 700 Push out and drive the pressing product structure 710 to rotate and press the product 900. The soft glue attached to the pressing product structure 710 avoids crushing the product 900.

When the movement of the third cylinder 700 touches its lower limit switch, the programmable controller is triggered to control the solenoid valve of the first cylinder 300 to be energized, and the first cylinder 300 drives the lifting part to move downward along the guide column 140. When the first cylinder When the 300 motion touches its lower limit switch, the high-speed motor 600 starts to rotate at a high speed when the lifting part stops moving, thereby driving the milling cutter 620 to rotate. At this time, the programmable controller controls the solenoid valve of the second cylinder 500 to be energized, and the second cylinder 500 drives the horizontal plate 410 to move, and under the cooperation of the slider 420 and the guide rail 430, the second cylinder 500 drives the horizontal plate 410 The horizontal reciprocating motion makes the high-speed motor 600 and the milling cutter 620 also perform horizontal reciprocating motion, thus realizing the uniform milling of the product 900 glue joint. The precision of cutting products is 900 heads. This mechanism is provided with safety grating 141 and protective cover 150, because this protective cover 150 is fixed on the support, before high-speed motor 600 does not rotate, protective cover 150 has separated high-speed motor 600 from the outside so as to play a protective role.

After one cycle is completed, the high-speed motor 600 stops running, and the second cylinder 500 drives the horizontal part to reset; when the horizontal part is reset, the first cylinder 300 drives the lifting part to reset; when the lifting part is reset, the third cylinder 700 drives the pressing product After all parts are reset, the staff takes away the product 900 and waits for the next cycle.

The precision automatic milling head mechanism of the present invention replaces the manual shearing port and the re-milling of the engraving machine, and realizes the precision automatic milling head. The precision automatic milling head mechanism has the following advantages:

(1) Save labor costs and improve production efficiency;

(2) Due to the simple manufacture and low cost of this mechanism, multiple sets can be copied, thus solving the problems of long-term occupation of Jingdiao machines and inability to mix multi-cavity products, and realizing timely rework of products;

(3) The mechanism uses precision sliders and precision guide rails to meet the precision requirements;

(4) The offset position of the large milling cutter is used to achieve the purpose of only milling the rubber mouth and minimizing the milling of other surfaces of the product;

(5) The mechanism is equipped with a safety grating and a protective cover, that is, there is no potential safety hazard.

It should be pointed out that the present invention is not limited to the above-mentioned embodiments, and any simple modifications, equivalent changes and modifications made to the above-mentioned embodiments by any skilled person based on the technical solutions of the present invention fall within the protection scope of the present invention.

Claims (14)

1. the automatic milling stub bar of a precision mechanism, is characterized in that, the automatic milling stub bar of this precision mechanism comprises:

Support, this support comprises top board, some pillars and base, this top board and this base sheath are located on these some pillars to form this support;

Lifting unit, it is located in described support;

The first cylinder, it is located on described top board, controls described lifting unit and moves up and down thereby this first cylinder is connected with described lifting unit;

Horizontal part, it is slidably connected in described lifting unit;

The second cylinder, it is located on described lifting unit, controls described horizontal part horizontal movement thereby this second cylinder is connected with described horizontal part;

High-speed electric expreess locomotive, it is located in described horizontal part, under this high-speed electric expreess locomotive, is fixed with milling cutter, and this high-speed electric expreess locomotive drives this milling cutter to rotate;

Localization tool, it is located on described base to place processed product;

Control part, it comprises Programmable Logic Controller.

2. the automatic milling stub bar of precision according to claim 1 mechanism, is characterized in that, also comprises two guide pillars on described support, and described lifting unit moves along this guide pillar.

3. the automatic milling stub bar of precision according to claim 2 mechanism, it is characterized in that, described lifting unit comprises the first gripper shoe, the second gripper shoe being articulated on described guide pillar and two connecting rods that connect this first gripper shoe and the second gripper shoe, this first gripper shoe and the second gripper shoe are respectively by linear bearing and described guide pillar pivot joint, this the second gripper shoe offers the through hole of ovalize, and described milling cutter passes from this through hole.

4. the automatic milling stub bar of precision according to claim 3 mechanism, is characterized in that, described the second cylinder is connected with described the second gripper shoe by briquetting.

5. the automatic milling stub bar of precision according to claim 3 mechanism, it is characterized in that, described horizontal part comprises some slide blocks and two guide rails under level board and level board, and this two guide rail is located at respectively the both sides of described the second gripper shoe through hole, and this slide block is located on this guide rail and is connected in this level board.

6. the automatic milling stub bar of precision according to claim 5 mechanism, is characterized in that, described slide block and guide rail are respectively accurate slide block and precise guide rail.

7. the automatic milling stub bar of precision according to claim 5 mechanism, is characterized in that, controls described horizontal part horizontal movement thereby described the second cylinder is connected in described level board.

8. the automatic milling stub bar of precision according to claim 5 mechanism, is characterized in that, described high-speed electric expreess locomotive is fixed on described level board by fixed block.

9. the automatic milling stub bar of precision according to claim 1 mechanism, is characterized in that, described lifting unit is connected with the first cylinder by ring flange.

10. the automatic milling stub bar of precision according to claim 1 mechanism, is characterized in that, side and the base of described milling cutter are equipped with blade.

The automatic milling stub bar of 11. precision according to claim 1 mechanism, it is characterized in that, the automatic milling stub bar of described precision mechanism also comprises the die pressing product portion being located on described base, this die pressing product portion comprises the 3rd cylinder and is connected to the die pressing product structure on the 3rd cylinder, this die pressing product structure is positioned at the top of localization tool, and the 3rd cylinder and this die pressing product structure are orthogonal.

The automatic milling stub bar of 12. precision according to claim 12 mechanism, is characterized in that, described die pressing product structure is posted flexible glue to compress this processed product.

The automatic milling stub bar of 13. precision according to claim 1 mechanism, is characterized in that, the pillar of described support is provided with safe grating.

The automatic milling stub bar of 14. precision according to claim 1 mechanism, is characterized in that, the surrounding of described support is all fixed with transparent protective shield.