CN216633606U

CN216633606U - Machine tool protection device with noise reduction function

Info

Publication number: CN216633606U
Application number: CN202123374923.8U
Authority: CN
Inventors: 王保华
Original assignee: Tianjin Hangyida Technology Co ltd
Current assignee: Tianjin Hangyida Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-31
Anticipated expiration: 2031-12-29

Abstract

The utility model provides a machine tool protection device with a noise reduction function, which is characterized by comprising a shell, a spring sleeve, a damping spring, a movable block, a side door, a bottom cover, convex blocks, an exhaust pipe, a friction cushion layer and a top cover, wherein the shell is of a bottom open structure, the bottom cover is arranged at the bottom of the shell, the friction cushion layer is arranged at the joint of the shell and the bottom cover, the convex blocks are arranged at the top of the bottom cover, the number of the convex blocks is four, the convex blocks are arranged at two sides of the shell, the spring sleeve is arranged on the outer side wall of the shell and corresponds to the convex blocks, one end of the damping spring is arranged in the spring sleeve, the movable block is arranged at the other end of the damping spring, the machine tool protection device is improved on the basis of the prior art, the noise reduction shell of the prior art is replaced by a vacuum groove, and the function of reducing the sound heard by a worker is realized, the purpose of protecting the motor is achieved.

Description

Machine tool protection device with noise reduction function

Technical Field

The utility model relates to the technical field of machine tool protection, in particular to a machine tool protection device with a noise reduction function.

Background

The principle of the numerical control machine tool is that various control signals are sent out after the operation processing of a control device, the operation of the machine tool is controlled, parts are automatically processed according to the operation result, motors in the general numerical control machine tool are all installed at the bottom of an outer box, the motors vibrate due to the high-speed rotation of an inner rotor in the working process, the bottom of the outer box generates very large noise after vibration, the noise damages the eardrum of a person, the health of the person is threatened, meanwhile, the outer box also deforms and the painted surface falls off due to long-time severe vibration, the oxidation is further carried out, the service life is greatly reduced, therefore, the protection device for the numerical control machine tool with noise reduction and sound insulation is provided by the prior art, the prior art comprises a shell, a noise reduction shell and a spring, the noise reduction shell is installed inside the shell, and the side wall of the noise reduction shell is provided with noise reduction holes, the bottom of the noise reduction shell is provided with one end of the spring, the other end of the spring is in contact with the inner wall of the shell, when the motor is used in the prior art, the motor is arranged in the noise reduction shell, when noise sound waves generated by the motor pass through the smaller noise reduction hole, the sound waves repeatedly impact the inner wall of the noise reduction hole to dissipate the energy attached to the sound waves in collision, the sound waves transmitted to the outside in the prior art are reduced, the vibration generated by the motor in the use process is buffered by the spring, the vibration of the shell is reduced, and the practicability of the prior art is improved;

however, the existing noise-reduction and sound-insulation protective device for the numerical control machine tool is used, the problem that the heat still exists is solved, although the prior art can reduce the energy, the energy cannot disappear by means of emptying, the sound wave energy entering the noise-reduction hole is reduced in collision, the collision can generate heat, and further the conversion from the sound wave energy to the heat is realized.

Disclosure of Invention

According to the technical problems, the utility model provides a machine tool protection device with a noise reduction function, which is characterized by comprising a shell, a spring sleeve, a damping spring, a moving block, side doors, a bottom cover, convex blocks, an exhaust tube, a friction cushion layer and a top cover, wherein the shell is of a bottom opening structure, the bottom cover is installed at the bottom of the shell, the friction cushion layer is installed at the joint of the shell and the bottom cover, the convex blocks are installed at the top of the bottom cover, the number of the convex blocks is four, the convex blocks are arranged at two sides of the shell, the spring sleeve is installed on the outer side wall of the shell, the spring sleeve is arranged corresponding to the convex blocks, one end of the damping spring is installed in the spring sleeve, the moving block is installed at the other end of the damping spring, the moving block extends out of the spring sleeve, a groove is formed in the top of the convex blocks corresponding to the moving block, the movable block bottom sets up in the recess, the inside vacuum groove of having seted up of shell, the mounting groove has been seted up to the shell lateral wall, and this mounting groove internally mounted has the side door, the scavenge port has been seted up to the shell lateral wall, and this scavenge port internally mounted has the one end of exhaust tube, the other end of exhaust tube passes the scavenge port and extends to the shell outside and installs the top cap.

The utility model has the beneficial effects that:

the utility model is improved on the basis of the prior art, the noise reduction shell of the prior art is replaced by the vacuum groove, the function of reducing the sound heard by workers is realized, and the purpose of protecting the motor is achieved, when the utility model is used, the motor is arranged at the top of the bottom cover, the shell is arranged, then an external vacuum pump is used for inserting the exhaust pipe, the vacuum groove is pumped into a vacuum state, the vibration generated by the motor is transmitted to the moving block through the bottom cover and then transmitted to the damping spring, the damping spring provides buffering, the vibration transmitted to the shell is further reduced, the shell is protected, when the sound wave generated by the motor passes through the vacuum groove, the sound wave can not be transmitted due to vacuum, an isolation layer is formed, and due to the lack of medium in vacuum, the sound wave can be dissipated in vacuum, the sound heard by the workers outside is further reduced, and the purpose of reducing the noise is achieved, in the use process of the utility model, the energy of sound wave can give off in the vacuum, and unable outside transmission also can't convert the heat into, the normal work of protection motor has improved the practicality of this application.

Drawings

FIG. 1 is a schematic view of the present invention with the housing turned over;

FIG. 2 is a schematic structural view of a bottom cover according to the present invention;

FIG. 3 is a schematic structural view of the present invention as a whole;

FIG. 4 is a schematic structural view of the side wall of the housing of the present invention;

FIG. 5 is a schematic view of the front side of the interior of the housing of the present invention;

FIG. 6 is a schematic view of the internal side of the housing of the present invention;

fig. 7 is a schematic view of the interior of the spring sleeve of the present invention.

As shown in the figure: 1-shell, 2-spring sleeve, 3-damping spring, 4-moving block, 5-side door, 6-bottom cover, 7-convex block, 8-air exhaust pipe, 9-friction cushion layer and 10-top cover.

Detailed Description

Example 1

The utility model provides a machine tool protection device with a noise reduction function, which is characterized by comprising a shell 1, a spring sleeve 2, a damping spring 3, a moving block 4, a side door 5, a bottom cover 6, four convex blocks 7, an exhaust pipe 8, a friction cushion 9 and a top cover 10, wherein the shell 1 is of a bottom open structure, the bottom cover 6 is arranged at the bottom of the shell 1, the friction cushion 9 is arranged at the joint of the shell 1 and the bottom cover 6, the convex blocks 7 are arranged at the top of the bottom cover 6, the number of the convex blocks 7 is four, the convex blocks 7 are arranged at two sides of the shell 1, the spring sleeve 2 is arranged on the outer side wall of the shell 1, the spring sleeve 2 is arranged corresponding to the convex blocks 7, one end of the damping spring 3 is arranged in the spring sleeve 2, the moving block 4 is arranged at the other end of the damping spring 3, the moving block 4 extends out of the spring sleeve 2 from the bottom of the spring sleeve 2, and a groove is arranged at the top of the convex blocks 7 corresponding to the moving block 4, the bottom of the moving block 4 is arranged in the groove, the vacuum groove is formed in the shell 1, the mounting groove is formed in the outer side wall of the shell 1, the side door 5 is arranged in the mounting groove, the ventilation hole is formed in the outer side wall of the shell 1, the air exhaust pipe 8 is arranged in the ventilation hole, and the other end of the air exhaust pipe 8 penetrates through the ventilation hole and extends to the outer side of the shell 1 to be provided with the top cover 10.

Example 2

When the utility model is used, a motor is arranged at the top of a bottom cover 6, a shell 1 is arranged, then an external vacuum pump is used to insert an exhaust pipe 8, a vacuum groove is pumped into a vacuum state, when the utility model is used, vibration generated by the motor is transmitted to a moving block 4 through the bottom cover 6 and then transmitted to a damping spring 3, the damping spring 3 provides buffering, and further the vibration transmitted to the shell 1 is reduced, the shell 1 is protected, when sound wave generated by the motor passes through the vacuum groove, the sound wave can not be transmitted due to vacuum to form an isolation layer, and the sound wave can be dissipated in vacuum due to the fact that medium is lacked in the vacuum, so that the sound wave can reduce the sound heard by external workers, and the purpose of noise reduction is achieved. The practicability of the application is improved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. While the utility model has been described with respect to the above embodiments, it will be understood by those skilled in the art that the utility model is not limited to the above embodiments, which are described in the specification and illustrated only to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a lathe protector with function of making an uproar is fallen, its characterized in that includes shell, spring sleeve, damping spring, movable block, side door, bottom, protruding piece, exhaust tube, friction cushion, top cap, the bottom is installed to the shell bottom, protruding piece is installed at the bottom top, protruding piece sets up in the shell both sides, the spring sleeve is installed to the shell lateral wall, the spring sleeve corresponds protruding piece setting, spring sleeve internally mounted has damping spring's one end, the movable block is installed to damping spring's the other end, the movable block extends the spring sleeve from spring sleeve bottom, protruding piece top corresponds the movable block and has seted up the recess, the inside vacuum groove of having seted up of shell, the scavenge hole has been seted up to the shell lateral wall, and this scavenge hole internally mounted has the one end of exhaust tube.

2. The machine tool protection device with noise reduction function according to claim 1, wherein the housing is of an open-bottomed structure.

3. The machine tool protection device with the noise reduction function according to claim 1, wherein a friction cushion is installed at the joint of the outer shell and the bottom cover.

4. A machine tool guard with noise reduction according to claim 1 wherein the number of said raised blocks is four.

5. The machine tool protection device with the noise reduction function according to claim 1, wherein the other end of the exhaust pipe extends to the outside of the housing through the vent hole and is provided with a top cover.

6. The machine tool protection device with the noise reduction function according to claim 1, wherein the bottom of the moving block is arranged in the groove.

7. The machine tool protection device with the noise reduction function according to claim 1, wherein an installation groove is formed in the outer side wall of the shell, and a side door is installed in the installation groove.