CN112846923A

CN112846923A - Protective mechanism of speed change gear for numerically controlled milling machine

Info

Publication number: CN112846923A
Application number: CN201911177249.9A
Authority: CN
Inventors: 刘有民
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2021-05-28

Abstract

The invention discloses a protective mechanism of a speed change gear for a numerically controlled milling machine, which comprises a placing rack body, wherein the top of the placing rack body is movably connected with a protective cover, and the left side of the top of the placing rack body is fixedly connected with a limiting block. The automatic protective device comprises a rack body, a motor, a turntable, a connecting rod, a limiting block, a first connecting block, a second connecting block, a shaking rod, a fixed support lug, a transmission column, a rectangular frame, a movable block, a rectangular rod, a movable rod and a movable block, wherein the turntable is fixedly connected to the output end of the motor, the connecting rod is movably connected to the bottom of the front face of the turntable, the first connecting rod is movably connected to the bottom of the connecting rod, the first connecting block is movably connected to the top of the first connecting rod, and the left side of the first connecting block is fixedly connected to the inner wall of the rack body.

Description

Protective mechanism of speed change gear for numerically controlled milling machine

Technical Field

The invention relates to the technical field of numerical control milling machines, in particular to a protection mechanism of a speed change gear for a numerical control milling machine.

Background

The numerical control milling machine is an automatic processing device developed on the basis of a common milling machine, the processing technologies of the two are basically the same, and the structures are somewhat similar. The numerical control milling machine is divided into two categories, namely a tool magazine without tool magazine and a tool magazine with tool magazine. The numerical control milling machine with the tool magazine is also called a machining center, but the existing protection mechanism of the change gear for the numerical control milling machine cannot perform movable protection on gear mechanisms in special occasions.

Disclosure of Invention

The invention aims to provide a protective mechanism of a change gear for a numerically controlled milling machine, which has the advantage of fixing detection equipment for obstetrics and gynecology department and solves the problem that the conventional protective mechanism of the change gear for the numerically controlled milling machine cannot perform movable protection on gear mechanisms in some special occasions.

In order to achieve the purpose, the invention provides the following technical scheme: a protective mechanism of a speed change gear for a numerical control milling machine comprises a placing rack body, wherein the top of the placing rack body is movably connected with a protective cover, the left side of the top of the placing rack body is fixedly connected with a limiting block, the back surface of the inner wall of the placing rack body is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotary table, the bottom of the front surface of the rotary table is movably connected with a connecting rod, the bottom of the connecting rod is movably connected with a first connecting rod, the top of the first connecting rod is movably connected with a first connecting block, the left side of the first connecting block is fixedly connected with the inner wall of the placing rack body, the bottom of the first connecting rod is movably connected with a second connecting rod, the right end of the second connecting rod is slidably connected with a second connecting block, the right side of the second connecting, the bottom of fixed journal stirrup and the inner wall fixed connection of rack body, shake the positive top fixedly connected with transmission post of pole, the surface cover of transmission post is equipped with the rectangle frame, the top of rectangle frame and the inner wall sliding connection of rack body, the top fixedly connected with movable block of rectangle frame, the inside sliding connection of movable block has the rectangle pole, the both ends of rectangle pole respectively with the both sides fixed connection of rack body inner wall, the top fixedly connected with carriage release lever of movable block, the outside fixedly connected with movable block that the rack body was run through and extended to the rack body in the top of carriage release lever, the left side of movable block and the bottom fixed connection on protection casing right side.

Preferably, the bottom of the placement frame body is fixedly connected with a supporting base, and the bottom of the supporting base is provided with anti-skidding lines.

Preferably, the reinforcing plates are fixedly connected to the two sides of the motor, and the back faces of the reinforcing plates are fixedly connected with the inner wall of the placement frame body.

Preferably, the bottom fixedly connected with slider of rectangle frame, the spout has been seted up to the bottom of rack body inner wall, slider and spout sliding connection.

Preferably, the right side at the top of the placing rack body is provided with a through hole, and the through hole is matched with the moving rod for use.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the problem that the conventional variable-speed gear protection mechanism for the numerical control milling machine cannot perform movement protection on gear mechanisms in special occasions is solved by matching the limiting block, the motor, the rotary table, the connecting rod, the first connecting block, the second connecting rod, the second connecting block, the shaking rod, the fixed support lug, the transmission column, the rectangular frame, the moving block, the rectangular rod, the moving rod and the moving block, so that the practicability of the variable-speed gear protection mechanism for the numerical control milling machine is improved.

Drawings

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

fig. 2 is a top view of the partial structure of fig. 1 according to the present invention.

In the figure: the automatic lifting device comprises a placement frame body 1, a protective cover 2, a limiting block 3, a motor 4, a rotary table 5, a connecting rod 6, a first connecting rod 7, a first connecting block 8, a second connecting rod 9, a second connecting block 10, a shaking rod 11, a fixed support lug 12, a transmission column 13, a rectangular frame 14, a movable block 15, a rectangular rod 16, a movable rod 17, a movable block 18, a support base 19, a reinforcing plate 20, a sliding block 21, a sliding chute 22 and a through hole 23.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-2, a protection mechanism for a change gear of a numerically controlled milling machine comprises a rack body 1, a supporting base 19 is fixedly connected to the bottom of the rack body 1, anti-slip patterns are arranged on the bottom of the supporting base 19, the rack body 1 can be protected by arranging the supporting base 19, corrosion of ground corrosive substances to the rack body 1 is prevented, a protective cover 2 is movably connected to the top of the rack body 1, a limiting block 3 is fixedly connected to the left side of the top of the rack body 1, a motor 4 is fixedly connected to the back of the inner wall of the rack body 1, reinforcing plates 20 are fixedly connected to both sides of the motor 4, the back of the reinforcing plates 20 is fixedly connected to the back of the inner wall of the rack body 1, the stability of the motor 4 can be increased by arranging the reinforcing plates 20, the phenomenon of shaking of the motor 4 is prevented, and, the connecting rod 6 is movably connected to the bottom of the front face of the rotary table 5, the first connecting rod 7 is movably connected to the bottom of the connecting rod 6, the first connecting block 8 is movably connected to the top of the first connecting rod 7, the left side of the first connecting block 8 is fixedly connected to the inner wall of the rack body 1, the second connecting rod 9 is movably connected to the bottom of the first connecting rod 7, the right end of the second connecting rod 9 is slidably connected to the second connecting block 10, the rocking rod 11 is fixedly connected to the right side of the second connecting block 10, the fixed support lug 12 is movably connected to the bottom of the rocking rod 11, the bottom of the fixed support lug 12 is fixedly connected to the inner wall of the rack body 1, the transmission column 13 is fixedly connected to the top of the front face of the rocking rod 11, the rectangular frame 14 is sleeved on the surface of the transmission column 13, the slider 21 is fixedly connected to the bottom of the rectangular frame, the rectangular frame 14 can be protected by arranging the sliding block 21 and the sliding groove 22, the phenomenon that the rectangular frame 14 and the rack body 1 rub is prevented, the top of the rectangular frame 14 is connected with the inner wall of the rack body 1 in a sliding manner, the top of the rectangular frame 14 is fixedly connected with the moving block 15, the inside of the moving block 15 is connected with the rectangular rod 16 in a sliding manner, two ends of the rectangular rod 16 are respectively fixedly connected with two sides of the inner wall of the rack body 1, the top of the moving block 15 is fixedly connected with the moving rod 17, the right side of the top of the rack body 1 is provided with the through hole 23, the through hole 23 is matched with the moving rod 17 for use, the moving rod 17 can be protected by arranging the through hole 23, the phenomenon that the moving rod 17 and the rack body 1 rub is prevented, the top of the moving rod 17 penetrates through the rack body 1 and extends to the outside of, through the cooperation of setting up stopper 3, motor 4, carousel 5, connecting rod 6, head rod 7, first connecting block 8, second connecting rod 9, second connecting block 10, rocking pole 11, fixed journal stirrup 12, transmission post 13, rectangular frame 14, movable block 15, rectangular rod 16, carriage release lever 17 and movable block 18, solved current for the numerically controlled fraise machine change gear's protection machanism can not remove the protection to the gear mechanism of some special occasions.

When the protection device is used, a user turns on the motor 4 through the peripheral controller, the motor 4 drives the rotary table 5 to rotate, the rotary table 5 rotates to drive the connecting rod 6 to move, the connecting rod 6 moves to drive the first connecting rod 7 to move, the first connecting rod 7 moves to drive the second connecting rod 9 to move, the second connecting rod 9 moves to drive the second connecting block 10 to move, the second connecting block 10 moves to drive the shaking rod 11 to move, the shaking rod 11 moves to drive the fixed support lug 12 to move, the fixed support lug 12 moves to drive the transmission column 13 to move, the transmission column 13 moves to drive the rectangular frame 14 to move, the rectangular frame 14 moves to drive the moving block 15 to move on the rectangular rod 16, the moving block 15 drives the moving rod 17 to move, the moving block 17 moves to drive the moving block 18 to move, the fixing is performed through the matching of the moving block 18 and.

In summary, the following steps: this protection machanism of change gear for numerically controlled fraise machine through stopper 3, motor 4, carousel 5, connecting rod 6, head rod 7, first connecting block 8, second connecting rod 9, second connecting block 10, rock pole 11, fixed journal stirrup 12, transmission post 13, rectangle frame 14, movable block 15, rectangle pole 16, carriage release lever 17 and movable block 18's cooperation to reached and to had reached can be to protector's removal.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a change gear's for numerically controlled fraise machine protection machanism, includes rack body (1), its characterized in that: the top of the rack body (1) is movably connected with a protective cover (2), the left side of the top of the rack body (1) is fixedly connected with a limiting block (3), the back of the inner wall of the rack body (1) is fixedly connected with a motor (4), the output end of the motor (4) is fixedly connected with a turntable (5), the front bottom of the turntable (5) is movably connected with a connecting rod (6), the bottom of the connecting rod (6) is movably connected with a first connecting rod (7), the top of the first connecting rod (7) is movably connected with a first connecting block (8), the left side of the first connecting block (8) is fixedly connected with the inner wall of the rack body (1), the bottom of the first connecting rod (7) is movably connected with a second connecting rod (9), and the right end of the second connecting rod (9) is slidably connected with a second connecting block (10, the right side fixedly connected with of second connecting block (10) shakes pole (11), the bottom swing joint that shakes pole (11) has fixed journal stirrup (12), the bottom of fixed journal stirrup (12) and the inner wall fixed connection of rack body (1), shake positive top fixedly connected with transmission post (13) of pole (11), the surface cover of transmission post (13) is equipped with rectangle frame (14), the top of rectangle frame (14) and the inner wall sliding connection of rack body (1), the top fixedly connected with movable block (15) of rectangle frame (14), the inside sliding connection of movable block (15) has rectangular rod (16), the both ends of rectangular rod (16) respectively with the both sides fixed connection of rack body (1) inner wall, the top fixedly connected with movable rod (17) of movable block (15), the top of movable rod (17) runs through rack body (1) and extends to the outside of rack body (1) A moving block (18) is fixedly connected, and the left side of the moving block (18) is fixedly connected with the bottom of the right side of the protective cover (2).

2. The guard mechanism of a change gear for a numerically controlled milling machine according to claim 1, characterized in that: the bottom of the placing rack body (1) is fixedly connected with a supporting base (19).

3. The guard mechanism of a change gear for a numerically controlled milling machine according to claim 1, characterized in that: the rack is characterized in that reinforcing plates (20) are fixedly connected to the two sides of the motor (4), and the back of each reinforcing plate (20) is fixedly connected with the back of the inner wall of the rack body (1).

4. The guard mechanism of a change gear for a numerically controlled milling machine according to claim 1, characterized in that: the bottom fixedly connected with slider (21) of rectangle frame (14), spout (22) have been seted up to the bottom of rack body (1) inner wall, slider (21) and spout (22) sliding connection.

5. The guard mechanism of a change gear for a numerically controlled milling machine according to claim 1, characterized in that: through-hole (23) have been seted up on the right side at rack body (1) top, through-hole (23) and carriage release lever (17) cooperation are used.

6. The guard mechanism of a change gear for a numerically controlled milling machine according to claim 1, characterized in that: the left side of the moving block (18) is fixedly connected with the bottom of the right side of the protective cover (2) in a welding mode.

7. The numerically controlled fraise machine change gear guard mechanism according to claim 2, wherein: and anti-skid grains are arranged at the bottom of the supporting base (19).