CN213136034U

CN213136034U - Protection mechanism for numerical control machine tool

Info

Publication number: CN213136034U
Application number: CN202022210021.XU
Authority: CN
Inventors: 丁媛媛; 金寅德
Original assignee: Hangzhou Vocational and Technical College
Current assignee: Hangzhou Vocational and Technical College
Priority date: 2020-10-01
Filing date: 2020-10-01
Publication date: 2021-05-07
Anticipated expiration: 2030-10-01

Abstract

The utility model relates to a digit control machine tool technical field specifically is a protection machanism for digit control machine tool, comprises a workbench, the welding of the top rear end of workstation has the mainboard, the both sides of workstation are cut and are close to mainboard department welding and have a set of connecting block, and the top welding of connecting block has the spliced pole, the front end welding of spliced pole has the rack, a set of hoop has been cup jointed in the outer activity of spliced pole and rack, the front end of hoop is connected with the mounting bracket, the mounting bracket in be equipped with a set of bearing frame, and cup jointed the worm in the bearing frame. This device assumes there is a safety cover on the workstation of digit control machine tool for the lathe during operation blocks, and processing flying chip and coolant liquid protect the environment in processing district, improve the operational safety of digit control machine tool, effectively prevent accidents such as the lathe injures people, and the processing agency who gets up simultaneously is in inside the guard box with man-hour completely, and the danger that staff was injures by a crashing object because the accident leads to the aircraft nose fracture that can also be fine.

Description

Protection mechanism for numerical control machine tool

Technical Field

The utility model relates to a digit control machine tool technical field specifically is a protection machanism for digit control machine tool.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, and are conventionally called machine tools for short, and are generally divided into metal cutting machine tools, forging machine tools, woodworking machine tools and the like, and many methods for processing machine parts in modern machine manufacturing are provided: in addition to cutting, casting, forging, welding, stamping, extruding and the like are also available, but all parts with high precision requirements and fine surface roughness requirements generally need to be finally machined by cutting on a machine tool, and the machine tool plays an important role in the construction of national economy and modernization.

However, when the existing numerical control machine tool is processed, a protective device is not arranged, scrap materials are always generated in the cutting and processing process, the scrap materials splash to easily injure machines and processed parts, potential safety hazards exist to operating personnel, and the security performance is poor. Accordingly, those skilled in the art have provided a guard mechanism for a numerically controlled machine tool to solve the problems set forth in the background art described above.

Disclosure of Invention

An object of the utility model is to provide a protection machanism for digit control machine tool to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a protection machanism for digit control machine tool, includes the workstation, the welding of the top rear end of workstation has the mainboard, the both sides of workstation are cut to be close to mainboard department welding and have a set of connecting block, and the top welding of connecting block has the spliced pole, the welding of the front end of spliced pole has the rack, a set of steel hoop has been cup jointed in outer activity of spliced pole and rack, the front end of steel hoop is connected with the mounting bracket, the mounting bracket in be equipped with a set of bearing frame, and cup jointed the worm in the bearing frame, the bottom meshing of worm has the worm wheel, and the front end of worm has cup jointed the rim plate, worm wheel and rack toothing, the welding of the top of mounting bracket has the diaphragm.

As a further aspect of the present invention: short columns are welded at four corners of the bottom of the workbench, and universal wheels are connected to the bottoms of the short columns in a threaded mode.

As a further aspect of the present invention: the top of mainboard installs the motor, and the drive end of motor is connected with the screw rod, the screw rod runs through the top of mainboard and extends to the top of workstation.

As a further aspect of the present invention: the screw rod is sleeved with a sliding plate, a group of hooks are symmetrically arranged at the front end of the sliding plate, fixing holes are formed in the hooks, an opening is formed in the rear end of the top of the protective cover, and the width of the opening is equal to the distance between the group of hooks.

As a further aspect of the present invention: the front end of the main board is provided with a groove, two side walls of the groove of the main board are provided with limit grooves, two sides of the sliding plate are provided with sliding blocks, and the sliding blocks on the sliding plate are connected in the limit grooves in a sliding mode.

As a further aspect of the present invention: the rear segment welding that the both sides of workstation are located the connecting block has the auxiliary frame, the center department of auxiliary frame is provided with a spacing post, the welding of the bottom edge of safety cover has the lantern ring, and the lantern ring activity cup joints in spacing post.

As a further aspect of the present invention: the welding of the both sides of the lantern ring has the cardboard, and both ends all are equipped with the spring about in the cardboard, the shell fragment has been cup jointed between the spring, auxiliary frame inside wall equidistance is arranged and is had spacing piece, and the shell fragment card is in spacing piece.

Compared with the prior art, the beneficial effects of the utility model are that: the device assumes a protective cover on the workbench of the numerical control machine tool, is used for blocking, processing flying chips and cooling liquid when the machine tool works, protecting the environment of a processing area, improving the operation safety of the numerical control machine tool, effectively preventing accidents such as the injury of people by the machine tool and the like, meanwhile, the processing mechanism of the lifting machine is completely arranged in the protective box during processing, the danger that the machine head is broken and the workers are injured due to accidents can be well prevented, the protective cover can be completely attached to the worktable of the machine tool, and can be lifted at the same time so as to facilitate the taking of the parts after the processing is finished, the lifting mechanism of the protection box in the application is realized by adopting a lifting driving mechanism of a drilling machine workbench, the protection cover is arranged on an installation frame, the installation frame is provided with a worm gear and a worm, the worm gear is driven to rotate by the rotation of the worm, and the rear of worm wheel has the rack, can go up and down on the rack when the worm wheel rotates to make the safety cover realize going up and down.

Drawings

FIG. 1 is a schematic structural view of a guard mechanism for a numerically controlled machine tool;

FIG. 2 is a schematic structural view of a shield elevation driving mechanism in a shield mechanism for a numerically controlled machine tool;

fig. 3 is a schematic structural view of the inside of an auxiliary frame in a guard mechanism for a numerically controlled machine tool.

In the figure: 1. a motor; 2. hooking; 3. a slide plate; 4. a limiting groove; 5. connecting columns; 6. a rack; 7. a wheel disc; 8. connecting blocks; 9. a work table; 10. a universal wheel; 11. an auxiliary frame; 12. a mounting frame; 13. a transverse plate; 14. a protective cover; 15. a screw; 16. a steel hoop; 17. a bearing seat; 18. a worm; 19. a worm gear; 20. a limiting column; 21. a limiting sheet; 22. a spring plate; 23. a collar; 24. clamping a plate; 25. a spring; 26. a motherboard.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention: the utility model provides a protection machanism for digit control machine tool, comprises a workbench 9, the welding of the top rear end of workstation 9 has mainboard 26, the both sides of workstation 9 are cut to be close to mainboard 26 department and have a set of connecting block 8, and the welding of the top of connecting block 8 has spliced pole 5, the welding of the front end of spliced pole 5 has rack 6, a set of steel hoop 16 has been cup jointed in outer activity of spliced pole 5 and rack 6, the front end of steel hoop 16 is connected with mounting bracket 12, mounting bracket 12 in be equipped with a set of bearing frame 17, and the cup joint has worm 18 in the bearing frame 17, the bottom meshing of worm 18 has worm wheel 19, and the front end of worm 18 has cup jointed rim plate 7, worm wheel 19 and the meshing of rack 6, the welding of the top of mounting bracket 12 has.

In fig. 1, stubs are welded at the four corners of the bottom of the workbench 9, universal wheels 10 are connected to the bottoms of the stubs in a threaded mode, and the mechanism is used for enabling the device to be transferred and transported.

In fig. 1, a motor 1 is mounted on the top of a main board 26, a screw 15 is connected to a driving end of the motor 1, the screw 15 penetrates through the top of the main board 26 and extends to the top of a worktable 9, generally, a numerical control machine tool has a lifting mechanism for controlling the height of a machine head, the motor 1 provides power for the lifting mechanism of the machine head, and the screw 15 is lifted.

In fig. 1, slide 3 has been cup jointed on screw rod 15, and the front end symmetry of slide 3 is equipped with a set of couple 2, the fixed orifices has been seted up on couple 2, the opening has been seted up to the top rear end of safety cover 14, and the width of opening equals with the distance between a set of couple 2, slide 3 is the mounting base of aircraft nose, fix the aircraft nose on slide 3 through couple 2, and realize further fixing through screw and fixed orifices, the opening of safety cover 14 makes things convenient for the aircraft nose to go deep into safety cover 14 and work.

In fig. 1, a groove is formed at the front end of the main board 26, two side walls of the groove of the main board 26 are provided with limit grooves 4, two sides of the sliding plate 3 are provided with sliding blocks, the sliding blocks on the sliding plate 3 are slidably connected in the limit grooves 4, and the groove is used for limiting the movement direction and the movement distance of the sliding plate 3 to play a role in further limiting the limit grooves 4.

In fig. 3, the both sides of workstation 9 are located the rear segment welding of connecting block 8 and have auxiliary frame 11, the center department of auxiliary frame 11 is provided with a spacing post 20, the welding of the bottom edge of safety cover 14 has lantern ring 23, and lantern ring 23 activity cup joints in spacing post 20, the digit control machine tool needs safety cover 14 to cover it completely at the during operation, consequently safety cover 14 has certain length and width, so need set up auxiliary frame 11 and stabilize the stability of safety cover 14 at lift in-process rear end, safety cover 14 rear end is fixed on spacing post 20 through lantern ring 23 activity.

In fig. 3, the both sides welding of lantern ring 23 has cardboard 24, and both ends all are equipped with spring 25 about in the cardboard 24, shell fragment 22 has been cup jointed between the

spring

25, 11 inside wall equidistance of auxiliary frame is arranged and is had spacing piece 21, and shell fragment 22 card is in spacing piece 21, can drive lantern ring 23 synchronous lift when protecting cover 14 goes up and down, thereby make the inside shell fragment 22 of lantern ring 23 go up and down in spacing piece 21, because shell fragment 22 is through spring 25 swing joint, consequently, certain movable angle has, spacing piece 21 can be in auxiliary frame 11 the activity block not co-altitude.

The utility model discloses a theory of operation is: when the device is used, the motor 1 (the model is Y-160L-6) drives the sliding plate 3 to lift in a groove at the front end of the mainboard 26 through the screw rod 15, so that the sliding plate 3 is subjected to height adjustment through a machine head fixed by the hook 2, the machine head is completely positioned in the protective cover 14 during work, workers can be effectively protected, when a workpiece needs to be taken after the machine tool is finished, the worm 18 is driven to rotate through the wheel disc 7, the worm wheel 18 is used for driving the worm wheel 19 to rotate, the worm wheel 19 can move up and down on the rack 6 when rotating, so that the mounting frame 12 is driven to lift on the connecting column 5, and the transverse plate 13 drives the protective cover 14 to lift when the mounting frame 12 lifts.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A protection machanism for digit control machine tool, includes workstation (9), its characterized in that: a mainboard (26) is welded at the rear end of the top of the workbench (9), a group of connecting blocks (8) are welded at the positions, close to the mainboard (26), of two sides of the workbench (9), the top of the connecting block (8) is welded with a connecting column (5), the front end of the connecting column (5) is welded with a rack (6), a group of steel hoops (16) are movably sleeved outside the connecting column (5) and the rack (6), the front end of the steel hoop (16) is connected with a mounting rack (12), a group of bearing seats (17) are arranged in the mounting rack (12), a worm (18) is sleeved in the bearing seat (17), the bottom end of the worm (18) is engaged with a worm wheel (19), the front end of the worm (18) is sleeved with a wheel disc (7), the worm wheel (19) is meshed with the rack (6), the top welding of mounting bracket (12) has diaphragm (13), and the rear end welding of diaphragm (13) has safety cover (14).

2. The protection mechanism for the numerical control machine according to claim 1, characterized in that short columns are welded at the four corners of the bottom of the working table (9), and universal wheels (10) are screwed on the bottoms of the short columns.

3. The protection mechanism for the numerical control machine tool is characterized in that a motor (1) is installed on the top of the main machine board (26), a screw (15) is connected to the driving end of the motor (1), and the screw (15) penetrates through the top of the main machine board (26) and extends to the top of the workbench (9).

4. The protection mechanism for the numerical control machine tool according to claim 3, characterized in that the sliding plate (3) is sleeved on the screw rod (15), a group of hooks (2) are symmetrically arranged at the front end of the sliding plate (3), a fixing hole is arranged on each hook (2), a notch is arranged at the rear end of the top of the protection cover (14), and the width of the notch is equal to the distance between the group of hooks (2).

5. The protection mechanism for the numerical control machine tool according to claim 4, characterized in that the front end of the main board (26) is provided with a groove, two side walls of the groove of the main board (26) are provided with limit grooves (4), two sides of the sliding plate (3) are provided with sliding blocks, and the sliding blocks on the sliding plate (3) are slidably connected in the limit grooves (4).

6. The protection mechanism for the numerical control machine tool is characterized in that auxiliary frames (11) are welded on two sides of the workbench (9) at the rear section of the connecting block (8), a limiting column (20) is arranged at the center of each auxiliary frame (11), a lantern ring (23) is welded at the bottom end edge of the protective cover (14), and the lantern ring (23) is movably sleeved in the limiting column (20).

7. The protection mechanism for the numerical control machine according to claim 6, characterized in that clamping plates (24) are welded on two sides of the sleeve ring (23), springs (25) are arranged at the upper end and the lower end of each clamping plate (24), elastic pieces (22) are sleeved between the springs (25), limiting pieces (21) are arranged on the inner side wall of the auxiliary frame (11) at equal intervals, and the elastic pieces (22) are clamped in the limiting pieces (21).