CN110090982A - A kind of numerical control drilling machine water cooling plant - Google Patents

Abstract

The invention discloses a numerically controlled drilling machine water cooling device, which comprises a base and a main bracket installed on one side of the top of the base, a water pump, a water tank, a sloping plate and a water filter assembly are arranged inside the base, and the water pump is arranged on the inner wall of the bottom of the base close to the On the side of the main bracket, the water tank is arranged on the side of the water pump close to the main bracket, the water pump outlet is connected to the inside of the water tank through a pipe, an opening is provided at the bottom of one side of the water tank, and a first filter is provided at the opening position , the sloping plate is arranged on the side of the opening away from the water pump, and the water filter assembly is arranged on the top of the sloping plate. The present invention filters the waste water three times through the waste water filter assembly and the first filter net, realizes water circulation through the water pump and the pressurized pump, thereby reducing the waste of water resources, and at the same time through the set compression spring, buffer frame and buffer pad Reduce the impact force when the drill is in contact with the workpiece, so that the drill is protected.

Description

Water cooling device for CNC drilling machine

technical field

The invention relates to the technical field of numerical control drilling machines, in particular to a water cooling device for numerical control drilling machines.

Background technique

With the development of the times and the continuous improvement of the level of science and technology, the processing of the workpiece is also entering the era of full automation. Among them, the automatic equipment for processing holes on the workpiece is called a CNC drilling machine, which mainly uses digital technology to drill and expand the workpiece. Holes, etc. In order to reduce the flying waste generated by the CNC drilling machine when the drill bit is working on the workpiece and the large amount of heat generated by the friction between the drill bit and the workpiece, most of them use a water cooling device to cool down and reduce dust at this stage.

However, the existing numerical control drilling machine water cooling device has the following disadvantages:

1. Most of the existing water-cooling devices for CNC drilling machines use external water sources to spray and cool the drill bit. Since there is no corresponding water resource return facility, the sprayed cooling water cannot be recycled and reused, resulting in waste of water resources. .

2. Due to the structural defect of the existing water-cooling device for CNC drilling machines, there is no buffer device when the drill bit is in contact with the workpiece, which may cause the drill bit to be damaged quickly when the device is used for many times.

Contents of the invention

The purpose of the present invention is to provide a water cooling device for numerically controlled drilling machines, which solves the problem of waste of water resources caused by the lack of water resource return facilities in the existing water cooling devices for numerically controlled drilling machines, and at the same time solves the problem of damage to the drill bit caused by the absence of buffer devices in the existing numerically controlled drilling machines question.

In order to achieve the above object, the present invention provides the following technical solutions: a numerical control drilling machine water cooling device, including a base and a main bracket installed on one side of the top of the base; The water pump is arranged on the inner wall of the bottom of the base near the side of the main bracket, the water tank is arranged on the side of the water pump near the main bracket, the water pump outlet is connected to the inside of the water tank through a pipe, and the bottom of one side of the water tank is provided with an opening. The opening position is provided with a first filter screen, the inclined plate is arranged on the side away from the water pump, the water filter assembly is arranged on the top of the inclined plate, a workpiece tightening platform is arranged on the side of the main bracket, and the top of the main bracket is arranged There is a horizontal bracket, and a booster pump is provided on the side of the horizontal bracket close to the main bracket, and the water outlet pipe of the pressure pump is arranged inside the horizontal bracket, and the water inlet pipe of the pressure pump runs through the bottom of the horizontal bracket and is connected to the water outlet port of the water pump. The top of the side of the horizontal support away from the main support is provided with a main frame, and the bottom of the main frame is provided with a drilling mechanism at a corresponding position, the drilling mechanism is installed at the bottom of the horizontal support, and the drilling mechanism is close to the bottom of the main support side A limiting plate is provided, and a water pipe is connected to the end of the limiting plate away from the drilling mechanism, and the top of the water pipe is connected to the end of the water outlet pipe of the pressurized water pump away from the main support;

The filter assembly is composed of a waste liquid collection channel, a drawer, a second filter screen and a magnet. The waste liquid collection channel is arranged on the inner wall of the top side of the base, and the top of the waste liquid collection channel is aligned with the bottom of the workpiece clamping table. The drawer is arranged at the bottom of the waste liquid collection channel, the second filter screen is arranged at the top of the drawer, a plurality of grooves are arranged at the bottom of the drawer, the magnet is arranged inside the groove, and a plurality of water passages are arranged at the bottom of the drawer hole.

Preferably, the bottom of the workpiece clamping table is provided with several through holes, and the through holes communicate with the interior of the waste liquid collection channel.

Preferably, the drilling mechanism is composed of a drill case, a shell, a drill, a compression spring, and a buffer frame. The drill case is fixedly connected to the base, and the case is installed in the middle of the bottom of the drill case. The case A drill is installed in the middle of the interior, an opening is opened in the middle of the bottom of the housing, the bottom of the drill passes through the opening, the top of the buffer frame is set inside the housing, and the compression springs are arranged on both sides of the drill. The compression spring is arranged between the top of the buffer frame and the inner wall of the top of the housing, and the bottom of the buffer frame passes through the opening.

Preferably, an opening is provided at the middle of the bottom of the buffer frame, the drill is set at the middle of the buffer frame, the diameter of the drill is 1/3 of the buffer frame, and the bottom of the drill passes through the hole.

Preferably, fixed rails are provided on both sides of the inner wall of the housing, sliding rails are provided on both sides of the top of the buffer frame, and the buffer frame is connected to both sides of the inner wall of the housing in a way that the sliding rails and the fixed rails are locked together. .

Preferably, a buffer pad is provided at the bottom of the buffer frame, and a through hole is provided in the middle of the bottom of the buffer pad, and the size of the through hole is the same as the diameter of the drill.

Preferably, the water pipe is composed of a metal water pipe and a telescopic water pipe, the metal water pipe is fixedly connected to the drilling mechanism through a limiting plate, the bottom of the telescopic water pipe is connected to the top of the metal water pipe, and the top of the telescopic water pipe is connected to the pressurized water pump One end of the outlet pipe is connected.

Preferably, a water inlet is provided on one side of the base, the water inlet is arranged on the top of the drawer, the water inlet communicates with the waste liquid collection channel through a pipe, and a water outlet is provided at the bottom of the water tank.

The invention provides a water cooling device for a numerically controlled drilling machine, which has the following beneficial effects:

(1) The present invention is provided with a water pump, a water inlet, a water tank, an inclined plate, a first filter screen, a pressurized pump, a limit plate, a water pipe, a waste liquid collection channel, a drawer, a second filter screen and a magnet, and the water tank is drained by the water pump. The internal water is extracted, and the water enters the pressurized pump through the outlet port of the water pump. The water is pressurized by the pressurized pump and then rinses the working drill bit through the water pipe, thereby cooling the drill bit. At the same time, the rinsed water passes through the workpiece tightening table The through hole at the bottom flows into the waste liquid collection channel, and the waste water passes through the waste liquid collection channel through the second filter, the magnet and the first filter for three times and then enters the water tank for standby, so that the water can be recycled and the waste of water resources can be reduced , At the same time, the wastewater is filtered three times to make it more fully filtered, thereby reducing the impurities that may exist in the wastewater and affecting the accuracy of the device for workpiece processing, and reducing the damage of the wastewater to the water pump and booster pump.

(2) The present invention arranges the housing, compression spring, buffer frame, fixed rail, slide rail and buffer pad. When the drill bit is lowered to work, the buffer frame slides inside the housing, thereby making the buffer frame compress the compression spring , At the same time, through the cushioning of the buffer pad, the impact force when the drill bit contacts the workpiece is further buffered, so that the drill bit will not be easily damaged.

Description of drawings

Fig. 1 is the front view of the present invention;

Fig. 2 is a structural schematic diagram of the drilling mechanism of the present invention.

In the figure: 1. Base; 2. Main support; 3. Water pump; 4. Water tank; 5. Inclined plate; 1. Host platform; 11. Drilling mechanism; 12. Limiting plate; 13. Water pipe; 14. Waste liquid collection channel; 15. Drawer; 16. Second filter screen; 17. Magnet; 18. Drill case; 19. Shell body; 20, drill; 21, compression spring; 22, buffer frame; 23, fixed rail; 24, slide rail; 25, buffer pad; 26, metal water pipe; 27, telescopic water pipe; 28, water inlet; 29, outlet Shuikou.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

As shown in Figure 1-2, the present invention provides a technical solution: a numerically controlled drilling machine water cooling device, including a base 1 and a main bracket 2 installed on the top side of the base 1, the base 1 is provided with a water pump 3 and a water tank 4. The water tank 5 and the waste water filter assembly, the water pump 3 is arranged on the bottom inner wall of the base 1 near the side of the main bracket 2, the water tank 4 is arranged on the side of the water pump 3 close to the main bracket 2, and the water pump 3 has a water outlet through a pipe and The inside of the water tank 4 is connected, the bottom of one side of the water tank 4 is provided with an opening, the position of the opening is provided with a first filter screen 6, the inclined plate 5 is provided on the side where the opening is away from the water pump 3, and the waste water filter assembly is provided at On the top of the inclined plate 5, a workpiece tightening table 7 is arranged on one side of the main support 2, and a transverse support 8 is arranged on the top of the main support 2, and a booster pump 9 is arranged on the side of the main support 2 near the main support 2, so The water outlet pipe of the booster pump 9 is arranged inside the horizontal bracket 8, the water inlet pipe of the booster pump 9 runs through the bottom of the horizontal bracket 8 and is connected to the water outlet port of the water pump 3, and the top of the side of the horizontal bracket 8 away from the main bracket 2 is provided with a host Platform 10, a drilling mechanism 11 is provided at the corresponding position on the bottom of the main platform 10, the drilling mechanism 11 is installed at the bottom of the transverse support 8, and the bottom of the drilling mechanism 11 near the main support 2 is provided with a limiting plate 12, The end of the limiting plate 12 away from the drilling mechanism 11 is connected with a water pipe 13, and the top of the water pipe 13 communicates with the end of the water outlet pipe of the pressurized water pump 3 away from the main bracket 2;

The waste water filter assembly is composed of a waste liquid collection channel 14, a drawer 15, a second filter screen 16 and a magnet 17. The waste liquid collection channel 14 is arranged on the inner wall of the top side of the base 1, and the top of the waste liquid collection channel 14 is connected to the The positions of the bottoms of the workpiece tightening table 7 are relatively aligned, the drawer 15 is arranged at the bottom of the waste liquid collection channel 14, the second filter screen 16 is arranged at the top of the drawer 15, and several grooves are provided at the bottom of the drawer 15. The magnet 17 Set inside the groove, the bottom of the drawer 15 is provided with several water holes.

The bottom of the workpiece tightening table 7 is provided with a number of through holes, the through holes communicate with the inside of the waste liquid collection channel 14 , and through the arrangement of the through holes, it is beneficial for the waste liquid to flow into the waste liquid collection channel 14 .

The drilling mechanism 11 is composed of a drill case 18, a housing 19, a drill 20, a compression spring 21, and a buffer frame 22. The drill case 18 is fixedly connected to the base 1, and the case 19 is installed on the bottom of the drill case 18. In the middle position, a drill 20 is installed at the middle position inside the housing 19 , an opening is opened at the middle position of the bottom of the housing 19 , the bottom of the drill 20 passes through the opening, and the top of the buffer frame 22 is arranged inside the housing 19 , the compression spring 21 is arranged on both sides of the drill 20, the compression spring 21 is arranged between the top of the buffer frame 22 and the inner wall of the top of the housing 19, the bottom of the buffer frame 22 runs through the opening, when the drill 20 contacts the workpiece When the buffer frame 22 slides inside the housing 19 to compress the compression spring 21, the impact force generated when the drill bit contacts the workpiece is buffered, thereby protecting the drill bit 20.

The middle position of the bottom of the buffer frame 22 is provided with an opening, the drill bit 20 is set at the middle position of the buffer frame 22, the diameter of the drill bit 20 is 1/3 of the buffer frame 22, and the bottom of the drill bit 20 penetrates the opening , by setting a hole at the bottom of the buffer frame 22, the drill 20 is easily stretched out and recovered.

Both sides of the inner wall of the housing 19 are provided with fixed rails 23, and both sides of the top of the buffer frame 22 are provided with sliding rails 24. Both sides of the inner wall are connected, and the slide rail 24 and the fixed rail 23 are provided to facilitate the sliding of the buffer frame 22 inside the housing 19 .

The bottom of the buffer frame 22 is provided with a buffer pad 25, and the middle position of the bottom of the buffer pad 25 is provided with a through hole. The size of the through hole is the same as the diameter of the drill 20. The impact force generated during contact is buffered again, thereby further protecting the drill bit 20 .

The water pipe 13 is composed of a metal water pipe 26 and a telescopic water pipe 27. The metal water pipe 26 is fixedly connected with the drilling mechanism 11 through the limiting plate 12. The bottom of the telescopic water pipe 27 communicates with the top of the metal water pipe 26. The telescopic water pipe The top of 27 is connected to one end of the water outlet pipe of the pressurized water pump 3. By setting the metal water pipe 26, the water pipe 13 can be lowered together with the drilling mechanism 11. At the same time, the water pipe 13 can be lowered together with the drilling mechanism 11 through the set telescopic water pipe 27. .

One side of the base 1 is provided with a water inlet 28, and the water inlet 28 is arranged on the top of the drawer 15. The water inlet 28 is connected to the inside of the waste liquid collection channel 14 through a pipe, and the bottom of the water tank 4 is provided with a water outlet 29. , by setting the water outlet 29 to facilitate the drainage of the device.

Working principle: when the device is in use, open the water inlet 28 to supply water to the inside of the base 1, and close the water inlet 28 when the water inside the water tank 4 reaches the required consumption, and the water enters the water tank 4 through the drawer 15 and the inclined plate 5 , and then the workpiece to be processed is fixed on the workpiece clamping table 7, and the drilling mechanism 11 is started to work through the main frame 10. When the buffer pad 25 reaches the surface of the workpiece, the drilling mechanism 11 continues to descend, so that the drill 20 passes through the buffer pad 25 to process the workpiece. At this time, the buffer frame 22 slides upwards inside the housing 19, and the compression spring 21 is compressed, so that the impact force generated by the drill 20 when it contacts the workpiece is buffered, which is beneficial to To protect the drill 20, when the drill 20 starts to work, turn on the water pump 3 and the booster pump 9, and under the action of the water pump 3 and the booster pump 9, the water in the water tank 4 passes through the water pipe 13 to the drill 20 Spraying is carried out at the working position, so that the drill bit 20 is cooled to a certain extent, and the used water and the waste chips left by the drilling pass through the through hole at the bottom of the workpiece clamping platform 7 and enter the waste liquid collection channel 14, and pass through the waste liquid collection channel 14. The waste liquid goes down into the second filter screen 16 inside the drawer 15. After the waste liquid is filtered by the second filter screen 16, the magnet 17 at the bottom absorbs the residual waste residue, so that the waste liquid is filtered again. The water in the drawer 15 reaches the surface of the inclined plate 5 through the water hole at the bottom of the drawer 15, then the water enters the water tank 4 through the opening at the bottom of the water tank 4 through the inclined plate 5, and the water is filtered for the third time through the first filter screen 6 when passing through the opening. The waste water is filtered three times to make it more fully filtered, thereby reducing possible impurities in the waste water and affecting the accuracy of the device for processing the workpiece, and reducing the damage of the waste water to the water pump 3 and the booster pump 9. Under the action of the pressurizing pump 9, the drill bit 20 can be cooled and washed again, so that the water can be recycled and the waste of water resources can be reduced.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (8)

1. A numerical control drilling machine water cooling device, including a base (1) and a main bracket (2) installed on the top side of the base (1), characterized in that: the base (1) is equipped with a water pump (3), a water tank (4), inclined plate (5) and waste water filter assembly, the water pump (3) is set on the bottom inner wall of the base (1) close to the side of the main support (2), and the water tank (4) is set on the side of the water pump (3) close to On one side of the main bracket (2), the water pump (3) suction port is connected to the inside of the water tank (4) through a pipe, and an opening is provided at the bottom of one side of the water tank (4), and a first filter is provided at the opening position (6), the sloping plate (5) is set on the side where the opening is away from the water pump (3), the waste water filter assembly is set on the top of the sloping plate (5), and the main support (2) side is set with a workpiece clamping table (7), the top of the main support (2) is provided with a transverse support (8), and the side of the transverse support (8) close to the main support (2) is provided with a booster pump (9), and the booster pump ( 9) The water outlet pipe is set inside the horizontal bracket (8), the water inlet pipe of the booster pump (9) runs through the bottom of the horizontal bracket (8) and is connected to the water outlet port of the water pump (3), and the horizontal bracket (8) is far away from the main bracket (2) A main platform (10) is provided on the top of one side, and a drilling mechanism (11) is installed at a corresponding position on the bottom of the main platform (10), and the drilling mechanism (11) is installed at the bottom of the horizontal support (8), The bottom of the drilling mechanism (11) close to the main bracket (2) is provided with a limit plate (12), and the end of the limit plate (12) away from the drilling mechanism (11) is connected with a water pipe (13). The top of the water pipe (13) is connected to the end of the outlet pipe of the pressurized water pump (3) away from the main bracket (2); The waste water filter assembly is composed of a waste liquid collection channel (14), a drawer (15), a second filter screen (16) and a magnet (17). The waste liquid collection channel (14) is set on the top of the base (1). side inner wall, the top of the waste liquid collection channel (14) is aligned with the bottom of the workpiece tightening platform (7), the drawer (15) is arranged at the bottom of the waste liquid collection channel (14), and the second filter screen (16 ) is arranged on the top of the drawer (15), the bottom of the drawer (15) is provided with several grooves, the magnet (17) is arranged inside the groove, and the bottom of the drawer (15) is provided with several water holes. 2. A water-cooling device for a CNC drilling machine according to claim 1, characterized in that: the bottom of the workpiece clamping table (7) is provided with a number of through holes, and the through holes communicate with the waste liquid collection channel (14) inside . 3. A water-cooling device for a CNC drilling machine according to claim 1, characterized in that: the drilling mechanism (11) consists of a drill case (18), a housing (19), a drill (20), a compression spring ( 21), buffer frame (22), the drill case (18) is fixedly connected with the base (1), the housing (19) is installed in the middle of the bottom of the drill case (18), the housing (19) A drill (20) is installed in the middle of the interior, an opening is opened in the middle of the bottom of the housing (19), the bottom of the drill (20) passes through the opening, and the top of the buffer frame (22) is set on the housing (19). ), the compression spring (21) is arranged on both sides of the drill (20), the compression spring (21) is arranged between the top of the buffer frame (22) and the top inner wall of the housing (19), the buffer frame (22) Bottom through opening. 4. A water-cooling device for a CNC drilling machine according to claim 3, characterized in that: an opening is set at the middle of the bottom of the buffer frame (22), and the drill bit (20) is set in the middle of the buffer frame (22) position, the diameter of the drill (20) is 1/3 of the buffer frame (22), and the bottom of the drill (20) penetrates the opening. 5. The water-cooling device for CNC drilling machine according to claim 1, characterized in that: fixed rails (23) are provided on both sides of the inner wall of the housing (19), and fixed rails (23) are provided on both sides of the top of the buffer frame (22). The sliding rail (24), the buffer frame (22) is connected to both sides of the inner wall of the casing (19) through the way that the sliding rail (24) is engaged with the fixed rail (23). 6. A water-cooling device for a CNC drilling machine according to claim 3, characterized in that: a buffer pad (25) is provided at the bottom of the buffer frame (22), and a through hole is provided at the middle of the bottom of the buffer pad (25) , the size of the through hole is the same as the diameter of the drill (20). 7. A CNC drilling machine water cooling device according to claim 1, characterized in that: the water pipe (13) is composed of a metal water pipe (26) and a telescopic water pipe (27), and the metal water pipe (26) passes through the limit The plate (12) is fixedly connected with the drilling mechanism (11), the bottom of the telescopic water pipe (27) is connected to the top of the metal water pipe (26), and the top of the telescopic water pipe (27) is connected to one end of the outlet pipe of the pressurized water pump (3) connected. 8. A CNC drilling machine water cooling device according to claim 1, characterized in that: a water inlet (28) is arranged on one side of the base (1), and the water inlet (28) is arranged on the top of the drawer (15) , the water inlet (28) communicates with the inside of the waste liquid collection channel (14) through a pipe, and a water outlet (29) is provided at the bottom of the water tank (4).