CN215317008U

CN215317008U - Power-off protection device for CNC (computer numerical control) machining of mobile phone keys

Info

Publication number: CN215317008U
Application number: CN202121610395.9U
Authority: CN
Inventors: 孙建伟
Original assignee: Qingdao Wielin Electronics Co ltd
Current assignee: Qingdao Wielin Electronics Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-12-28
Anticipated expiration: 2031-07-15

Abstract

The utility model relates to the technical field of power-off protection, in particular to a power-off protection device for CNC (computer numerical control) machining of mobile phone keys. According to the power-off protection device, the four clamping plates are driven to move towards the central position through the clamping driving mechanism, the four side edges of the power-off protection power supply are clamped and fixed through the four clamping plates, the dismounting and mounting operation is simple and rapid, the power-off protection power supply can be conveniently dismounted, maintained and replaced in the later period, when the whole device is moved and transported, the power-off protection power supply can be prevented from being collided and damaged due to the fact that the power-off protection power supply slides on the inner side of the protection box body, air circulation on the inner side of the protection box body can be accelerated through the fan, and the heat dissipation efficiency is improved.

Description

Power-off protection device for CNC (computer numerical control) machining of mobile phone keys

Technical Field

The utility model relates to the technical field of power-off protection, in particular to a power-off protection device for CNC machining of mobile phone keys.

Background

When the cell-phone button is produced, the CNC equipment needs to be processed, in order to prevent the damage caused by instant shutdown of the CNC equipment after sudden power failure, the CNC equipment needs to be continuously supplied with power by using a power-off protection power supply.

However, the conventional power-off protection device lacks a protection structure, the protection power supply is usually exposed to the outside and cannot be positioned, the protection power supply is easily damaged due to collision in the transportation process, and meanwhile, the conventional power-off protection device cannot enable air inside the protection power supply to efficiently circulate, so that the heat dissipation efficiency is low, and the normal operation of the protection power supply is influenced due to overhigh temperature. Therefore, a power-off protection device for CNC machining of keys of a mobile phone is provided by those skilled in the art to solve the problems set forth in the above background.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a power-off protection device for CNC machining of mobile phone keys, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a power-off protection device for CNC machining of mobile phone keys comprises a protection box body, wherein a cover plate is rotatably connected to one side above the protection box body, a supporting plate is arranged at the bottom end of the inner side of the protection box body, a power-off protection power supply is arranged above the supporting plate, four clamping plates which are arranged in a rectangular mode are arranged at the positions, located at four corners, of the upper side of the supporting plate, a clamping driving mechanism is arranged between the four clamping plates and the supporting plate and comprises a clamping motor and four sliding chutes, the clamping motor is mounted at the bottom end of the supporting plate and located at the central position, the four sliding chutes are arranged in the supporting plate in a rectangular mode, the inner sides of the four sliding chutes are rotatably connected with lead screws, the inner sides of the four sliding chutes are slidably connected with lead screw sliders, the four lead screws are respectively rotatably connected with the inner sides of the four lead screws through lead screws, and lead screw bevel gears are fixed at one ends of the four lead screws, and a motor bevel gear is installed at the rotating shaft end of the clamping motor, the motor bevel gear is meshed with the four screw rod bevel gears through teeth, and the upper sides of the four screw rod sliding blocks are respectively fixed with the bottom ends of the four clamping plates.

As a still further scheme of the utility model: four the outside one end of lead screw all rotates and is connected with the lead screw backup pad, four the lead screw backup pad is fixed mutually with the inboard of four spouts respectively.

As a still further scheme of the utility model: four air inlet grooves that are the rectangle and arrange are seted up in the outside of protection box, four the inboard of air inlet groove all is provided with the filter screen, the air outlet has been seted up to the inside of apron, the inboard one end of air outlet is fixed with fan support, the fan is installed to one side of fan support.

As a still further scheme of the utility model: the bottom of supporting plate is located four corners position department and is connected with four yielding rubber posts that are the rectangle and arrange, four yielding rubber post's bottom all is connected with the inboard bottom of protection box.

As a still further scheme of the utility model: the bottom of the protection box body is fixed with four support bottom columns which are arranged in a rectangular shape at four corners, and the bottom ends of the four support bottom columns are fixed with mounting bottom plates.

As a still further scheme of the utility model: two handles are symmetrically fixed on two sides of the protection box body, and anti-skid grains are arranged on the outer sides of the two handles.

Compared with the prior art, the utility model has the beneficial effects that: according to the power-off protection device, the four clamping plates are driven to move towards the central position through the clamping driving mechanism, the four side edges of the power-off protection power supply are clamped and fixed through the four clamping plates, the dismounting and mounting operation is simple and rapid, the power-off protection power supply can be conveniently dismounted, maintained and replaced in the later period, when the whole device is moved and transported, the power-off protection power supply can be prevented from being collided and damaged due to the fact that the power-off protection power supply slides on the inner side of the protection box body, air circulation on the inner side of the protection box body can be accelerated through the fan, and the heat dissipation efficiency is improved.

Drawings

FIG. 1 is a schematic structural diagram of a power-off protection device for CNC machining of keys of a mobile phone;

FIG. 2 is a schematic diagram of the internal structure of a power-off protection device for CNC machining of keys of a mobile phone;

FIG. 3 is an enlarged schematic view of a power-off protection device for CNC machining of keys of a mobile phone at A in FIG. 1;

fig. 4 is a schematic structural diagram of a clamping driving mechanism in a power-off protection device for CNC machining of keys of a mobile phone.

In the figure: 1. a protective box body; 2. a cover plate; 3. a support pallet; 4. clamping the clamping plate; 5. a power-off protection power supply; 6. clamping the motor; 7. a motor bevel gear; 8. a screw rod; 9. a screw rod slide block; 10. a lead screw bevel gear; 11. a screw support plate; 12. an air inlet groove; 13. a fan bracket; 14. a fan; 15. a shock-absorbing rubber column; 16. supporting the bottom pillar; 17. a handle.

Detailed Description

Referring to fig. 1 to 4, in the embodiment of the utility model, a power-off protection device for CNC processing of mobile phone keys comprises a protection box body 1, a cover plate 2 is rotatably connected to one side of the upper part of the protection box body 1, a support plate 3 is arranged at the bottom end of the inner side of the protection box body 1, a power-off protection power supply 5 is arranged above the support plate 3, four clamping plates 4 which are arranged in a rectangular manner are arranged at the positions of four corners of the upper side of the support plate 3, a clamping driving mechanism is arranged between the four clamping plates 4 and the support plate 3, the clamping driving mechanism comprises a clamping motor 6 which is arranged at the position of the center of the bottom end of the support plate 3 and four sliding chutes which are arranged in the support plate 3 in a rectangular manner, lead screws 8 are rotatably connected to the inner sides of the four sliding chutes, lead screw sliders 9 are slidably connected to the inner sides of the four sliding chutes, the four lead screws 8 are respectively rotatably connected to the inner sides of the four lead screw sliders 9 through lead screws, and one end of each of the four screw rods 8 is fixed with a screw rod bevel gear 10, the rotating shaft end of the clamping motor 6 is provided with a motor bevel gear 7, the motor bevel gear 7 is meshed with the four screw rod bevel gears 10 through teeth, and the upper sides of the four screw rod sliding blocks 9 are respectively fixed with the bottom ends of the four clamping splints 4.

In fig. 4: the outer side one ends of the four screw rods 8 are rotatably connected with screw rod supporting plates 11, the four screw rod supporting plates 11 are respectively fixed with the inner sides of the four sliding grooves, and the screw rod supporting plates 11 are used for supporting the screw rods 8.

In fig. 1 and 3: four air inlet grooves 12 that are the rectangle and arrange are seted up in the outside of protection box 1, and the inboard of four air inlet grooves 12 all is provided with the filter screen, and the air outlet has been seted up to apron 2's inside, and the inboard one end of air outlet is fixed with fan bracket 13, and fan 14 is installed to one side of fan bracket 13, and air inlet groove 12 is used for inhaling outside cold air, and fan 14 takes the inboard hot-air of protection box 1 out.

In fig. 2: the bottom of supporting plate 3 is located four corners position department and is connected with four yielding rubber posts 15 that are the rectangle and arrange, and four yielding rubber posts 15's bottom all is connected with protection box 1's inboard bottom, and yielding rubber post 15 has fine cushioning effect, can absorb the vibrations that protection box 1 produced to reduce vibrations and transmit to power-off protection power supply 5, played fine shock insulation effect to power-off protection power supply 5.

In fig. 1: the bottom of the protection box body 1 is fixed with four support bottom pillars 16 arranged in a rectangular shape at four corners, the bottom ends of the four support bottom pillars 16 are fixed with mounting bottom plates, and the support bottom pillars 16 are used for supporting the whole device.

In fig. 1: two handles 17 are symmetrically fixed on two sides of the protective box body 1, anti-slip lines are arranged on the outer sides of the two handles 17, and the handles 17 are convenient to carry the whole device.

The working principle of the utility model is as follows: when the power-off protection device is installed, the power-off protection power supply 5 is placed on the upper side of the supporting plate 3, then the clamping motor 6 is controlled to rotate, the clamping motor 6 drives the motor bevel gear 7 to rotate, the motor bevel gear 7 rotates to drive the four lead screw bevel gears 10 to synchronously rotate through tooth meshing, the four lead screw bevel gears 10 respectively drive the four lead screws 8 to rotate, the four lead screws 8 rotate to drive the four lead screw sliders 9 to synchronously move through the tooth meshing, the four lead screw sliders 9 respectively drive the four clamping plates 4 to move, so that the four clamping plates 4 move to the central position, the four clamping plates 4 can clamp and fix the four side edges of the power-off protection power supply 5, thereby fixing the position of the power-off protection power supply 5, the dismounting operation is simple and fast, the power-off protection power supply 5 can be conveniently dismounted, maintained and replaced in the later period, and when the whole device is moved and transported, can prevent the power-off protection power supply 5 from sliding on the inner side of the protection box body 1 to cause collision damage, the four shock absorption rubber columns 15 have good shock absorption function, can absorb the vibration generated by the protection box body 1, thereby reducing the transmission of the vibration to the power-off protection power supply 5, the power-off protection power supply 5 is well isolated from vibration, the fan 14 rotates to discharge hot air inside the protection box body 1 to the outer side of the protection box body 1 through the air outlet, external cold air uniformly flows into the inner side of the protection box body 1 through the four air inlet grooves 12, the power output end of the power-off protection power supply 5 is electrically connected with the power input end of the CNC equipment, when the external power grid has power failure, the power-off protection power supply 5 can rapidly provide electric energy for the CNC equipment, maintain the stable operation of the CNC equipment for a period of time and play a role in power-off protection.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A power-off protection device for CNC (computer numerical control) machining of mobile phone keys comprises a protection box body (1) and is characterized in that a cover plate (2) is rotatably connected to one side above the protection box body (1), a supporting plate (3) is arranged at the bottom end of the inner side of the protection box body (1), a power-off protection power supply (5) is arranged above the supporting plate (3), four clamping plates (4) which are arranged in a rectangular mode are arranged at the positions, located at four corners, of the upper side of the supporting plate (3), and a clamping driving mechanism is arranged between the four clamping plates (4) and the supporting plate (3);

the clamping driving mechanism comprises a clamping motor (6) arranged at the center of the bottom end of a supporting support plate (3) and four sliding grooves arranged in the supporting support plate (3) and arranged in a rectangular mode, wherein the four sliding grooves are formed in the inner sides of the sliding grooves and connected with screw rods (8) in a rotating mode, screw rod sliding blocks (9) are arranged in the inner sides of the four sliding grooves in a sliding mode, the screw rods (8) are connected with the inner sides of the four screw rod sliding blocks (9) in a rotating mode, screw rod bevel gears (10) are fixed to one ends of the four screw rods (8), motor bevel gears (7) are installed at the rotating shaft ends of the clamping motor (6), the motor bevel gears (7) are meshed with the four screw rod bevel gears (10) through screw teeth, and the upper sides of the screw rod sliding blocks (9) are fixed to the bottom ends of the four clamping plates (4) respectively.

2. The power-off protection device for CNC machining of mobile phone keys of claim 1 is characterized in that one end of the outer side of each of the four screw rods (8) is rotatably connected with a screw rod support plate (11), and the four screw rod support plates (11) are respectively fixed with the inner sides of the four sliding grooves.

3. The power-off protection device for CNC machining of keys of mobile phones according to claim 1, characterized in that four air inlet grooves (12) are formed in the outer side of the protection box body (1) and arranged in a rectangular shape, a filter screen is arranged on each of the inner sides of the four air inlet grooves (12), an air outlet is formed in the cover plate (2), a fan support (13) is fixed to one end of the inner side of the air outlet, and a fan (14) is installed on one side of the fan support (13).

4. The power-off protection device for CNC machining of keys of mobile phones according to claim 1, is characterized in that four shock-absorbing rubber columns (15) are connected to the bottom end of the supporting plate (3) at four corners, and the bottom ends of the four shock-absorbing rubber columns (15) are connected to the bottom end of the inner side of the protection box body (1).

5. The power-off protection device for CNC machining of keys of mobile phones according to claim 1, is characterized in that four support bottom pillars (16) are fixed at four corners of the bottom end of the protection box body (1), and a mounting bottom plate is fixed at the bottom ends of the four support bottom pillars (16).

6. The power-off protection device for CNC machining of keys of mobile phones according to claim 1 is characterized in that two handles (17) are symmetrically fixed on two sides of the protection box body (1), and anti-skid lines are arranged on the outer sides of the two handles (17).