CN112404492B - Numerical control drilling machine - Google Patents

Abstract

The application relates to a numerical control drilling machine, it includes a numerical control drilling machine, its characterized in that: the drilling machine is arranged on the frame and used for drilling a workpiece; the cleaning device is arranged on the drilling machine and used for cleaning scrap iron on the surface of the workpiece; the driving piece is arranged on the drilling machine and used for driving the cleaning device to move; and the rotating assembly is arranged on the drilling machine and is used for driving the cleaning device to rotate. This application is when driling to the work piece, has the characteristics that can clear up the piece that falls on the work piece to reach the effect that improves workman work efficiency.

Description

Numerical control drilling machine

Technical Field

The application relates to the technical field of drilling equipment, in particular to a numerical control drilling machine.

Background

In daily life, people often need drill holes on rough workpieces to reach the effects of positioning, fastening and the like, in the current hole machining equipment, a numerical control drilling machine with higher drilling efficiency is often used, a worker places the workpieces on an operation platform through a lifting appliance and positions the workpieces through a positioning piece, and the numerical control drilling machine can move a drilling head to drill holes on the workpieces according to input data.

In order to reduce the temperature of the drilled hole, cooling liquid needs to be sprayed to the drill bit in the drilling process, most of scrap iron generated by drilling falls on the surface of the workpiece, workers clean the scrap iron to a waste treatment pool at the bottom, the workpiece is conveyed to the next process by using a hammock, and the scrap iron in the waste treatment pool is conveyed to a conveying vehicle and conveyed to a treatment plant for treatment.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the efficiency is lower when the workman is clearing up the iron fillings that drop on this type of work piece because of the drilling, and sharp iron fillings have certain potential safety hazard to the workman, to this to wait further improvement.

Disclosure of Invention

In order to realize automatic clearance iron fillings that drop on the work piece to improve workman's work efficiency, and improve workman's security, this application provides a numerical control drilling machine.

The application provides a numerical control drilling machine adopts following technical scheme:

a numerical control drilling machine comprises a drilling machine which is arranged on a frame and used for drilling a workpiece; the cleaning device is arranged on the drilling machine and used for cleaning scrap iron on the surface of the workpiece; the driving piece is arranged on the drilling machine and used for driving the cleaning device to move; and the rotating assembly is arranged on the drilling machine and is used for driving the cleaning device to rotate.

Through adopting above-mentioned technical scheme, installation cleaning device and driving piece can be when drilling machine is accomplished, open the driving piece, drive cleaning device and clear up the iron fillings of workpiece surface to not only can reduce the trouble that the workman cleared up the iron fillings, with improve workman's work efficiency, can also reduce the workman because iron fillings are sharp and the condition of accidental injury workman when clearing up the iron fillings, installation rotating assembly can improve the clearance effect of clearance subassembly.

Preferably, the cleaning device comprises a cylinder which is rotatably installed at the output end of the driving part and provided with air injection holes on the side surface, an air blower of which the output end is communicated with an air outlet pipe is installed on the drilling machine, one end of the air outlet pipe, far away from the air blower, is communicated with a hollow air guide ring of which the outer side is matched with the inner wall of the cylinder in a rotating manner, the outer side of the air guide ring is provided with an annular groove communicated with the air injection holes, and the cylinder is connected with the rotating assembly.

Through adopting above-mentioned technical scheme, installation drum, air-blower and wind-guiding ring blow out to all around from the drum lateral wall through going out the wind pipe and wind-guiding ring with the wind that the air-blower was made to can blow away the near iron fillings of drum lateral wall from the work piece surface, and drop and collect in the waste material treatment pond of bottom.

Preferably, the rotating assembly comprises a stress strip annularly arranged on the top surface of the cylinder, the air outlet pipe is communicated with a branch pipe, and one end, far away from the air outlet pipe, of the branch pipe is bent so that the air outlet faces the side surface of the stress strip.

Through adopting above-mentioned technical scheme, installation atress strip and bleeder can lead the wind that the part was made by the air-blower to the bleeder to when opening the air-blower, the wind in the bleeder will blow off towards atress strip direction, in order to promote the atress strip motion, thereby drives the drum and is rotary motion, thereby can make the jet-propelled scope of drum more extensive, in order to improve cleaning device's clearance effect.

Preferably, one end face of the air guide ring connected with the air outlet pipe is an inclined curved surface inclined towards one side far away from the air outlet pipe, and the inclined curved surface inclines towards the center of the air guide ring.

By adopting the technical scheme, the inclined curved surface is arranged, so that the air sent out from the air outlet pipe can be dispersed to the periphery of the air guide ring, the condition that the air outlet efficiency is influenced by the cyclone generated in the air guide ring can be reduced, and the air guide effect of the air guide ring can be improved.

Preferably, the driving piece output end cover is equipped with the adapter sleeve, the adapter sleeve is worn to be equipped with the first bolt that the fixed orifices was seted up at the middle part, the second bolt that passes the fixed orifices is worn to be equipped with by the adapter sleeve, the mounting groove has been seted up in the drum outside, the installation pole is installed in the adapter sleeve outside, the installation pole is kept away from adapter sleeve one end and is installed the lantern ring that the cover was established in the mounting groove of rotating.

Through adopting above-mentioned technical scheme, set up adapter sleeve, first bolt and second bolt, can let the installation pole be close to driving piece one end and install on the output of driving piece firmly.

Preferably, a hollow liquid guide ring is annularly arranged on the inner side of the cylinder, a plurality of liquid spraying heads are annularly arranged at the bottom of the liquid guide ring in a communicating mode, a liquid conveying pipe is arranged at the top of the liquid guide ring in a communicating mode, and one end, far away from the liquid guide ring, of the liquid conveying pipe is communicated with a liquid storage tank for storing cooling liquid through a water pump.

Through adopting above-mentioned technical scheme, through installation drain ring, hydrojet head, can make the coolant liquid cool off the boring cutter diversely to make the cooling effect of boring cutter better.

Preferably, the frame is close to iron fillings discharge gate one side and installs a supporting bench, the laminating of supporting bench top is rotated and is installed the feed cylinder, three treatment holes have evenly been seted up to feed cylinder top circumference, and is three the treatment hole is the opening direction respectively and is facing to windrow hole, compression hole and blanking hole of iron fillings discharge gate, a supporting bench surface is seted up and is supported the through-hole corresponding with the blanking hole, the garbage truck has been placed to the through-hole below, along the degree of depth direction slidable mounting of compression hole in the frame have be used for supporting the pressure section of thick bamboo that supports of pressing the iron fillings that are in the compression hole, install in the frame and be used for driving feed cylinder pivoted first driving piece and be used for driving to support the second driving piece that presses a section of thick bamboo along the degree of depth direction of compression hole.

Through adopting above-mentioned technical scheme, installation brace table, a conveyor cylinder, support and press a section of thick bamboo, first driving piece and second driving piece, first driving piece drives a conveyor cylinder and rotates, and in cooperation, the second driving piece drives and supports to press a section of thick bamboo and support and press the iron fillings that are in the compression hole, and the iron fillings after the compression automatically fall into the scrap car to can compress the collection to waste material iron fillings, so that reduce the space that the waste material occupy, improve the efficiency of carrying the waste material.

Preferably, the first driving part comprises a driving motor installed on the rack, an intermittent gear with a meshing part integrally formed on the outer peripheral surface is installed at the output end of the driving motor through a transmission shaft, a straight gear ring meshed with the meshing part is installed on the outer side of the conveying cylinder, and a first bevel gear in transmission connection with the second driving part is installed at one end, far away from the intermittent gear, of the transmission shaft.

Through adopting above-mentioned technical scheme, installation driving motor, intermittent type gear and straight ring gear can drive intermittent type gear through opening driving motor and rotate thereupon, rotate with the straight ring gear of intermittent type gear engagement to drive the conveying cylinder and rotate, thereby can constantly compress iron fillings and fall the iron fillings piece to the scrap car in, the first bevel gear of installation can transmit power for the second driving piece, in order to improve driving motor's efficiency.

Preferably, the second driving piece is including rotating the back shaft of installing in the frame, install the rotary rod on the back shaft, the rotary rod is kept away from back shaft one end and is rotated and install and support the depression bar, support the depression bar and keep away from rotary rod one end and rotate and install at the top of supporting a pressure section of thick bamboo, the back shaft is kept away from rotary rod one end and is installed the second bevel gear with first bevel gear engaged with.

Through adopting above-mentioned technical scheme, installation back shaft, rotary rod, support pressure bar and second bevel gear, when opening driving motor and rotate in order to drive first bevel gear, will drive the back shaft fixed mutually with first bevel gear to drive the rotary rod and rotate, make and support the swing of pressure bar, thereby can drive and support and press a section of thick bamboo to support and press the iron fillings that are in the compression hole.

Preferably, the shrinkage pool has been seted up to the one side that brace table and conveying cylinder contacted, install the elastic component on the bottom wall of shrinkage pool, the elastic component is kept away from shrinkage pool diapire one end and is installed and to be installed the locating piece that can slide in the shrinkage pool, the locating piece is kept away from an elastic component terminal surface and is set to the arc surface, the conveying cylinder is seted up the locating hole that supplies the locating piece embedding with the corresponding position of shrinkage pool.

Through adopting above-mentioned technical scheme, installation locating piece and elastic component can make the transport cylinder rotate the in-process at the intermittent type, can make the transport cylinder stop more accurately on corresponding position to improve the quality of compression iron fillings.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by installing the air blower, the air guide opening, the air guide ring and the cylinder, scrap iron on a workpiece can be cleaned through air blown out of the air blower, so that the working efficiency of workers can be improved, and meanwhile, the operation safety of the workers can also be improved;

2. the rotary motion of the cylinder can be realized by installing the stress strips and the branch pipes, so that the effect of cleaning scrap iron can be enhanced;

3. one ends of the air guide ring and the liquid guide ring are both arranged to be inclined curved surfaces, so that the guiding effect can be improved, the air guide effect of the air guide ring and the liquid guide effect of the liquid guide ring can be enhanced, and the scrap iron cleaning effect can be further enhanced;

4. through setting up a transport section of thick bamboo, supporting a pressure section of thick bamboo, first driving piece and second driving piece to the compression iron fillings to can reduce the space that equal iron fillings occupy, can reduce the trouble that the workman frequently handled the iron fillings in the scrap car then, with improvement workman's work efficiency.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a cross-sectional view of a cleaning apparatus in an embodiment of the present application.

Fig. 3 is a cross-sectional view of a cylinder in an embodiment of the present application.

Figure 4 is a cross-sectional view of a wind-directing ring in an embodiment of the present application.

FIG. 5 is a cross-sectional view of a liquid directing ring in an embodiment of the present application.

Fig. 6 is a schematic structural view of a fastening sleeve in an embodiment of the present application.

Fig. 7 is a schematic structural diagram of the first driving member and the second driving member in the embodiment of the present application.

Fig. 8 is an enlarged view of a portion a in fig. 7.

Description of reference numerals: 1. a drilling machine; 10. a frame; 11. a blower; 110. an air outlet pipe; 12. a discharge port; 13. a waste treatment tank; 2. a cylinder; 21. a gas injection hole; 211. an arc-shaped surface; 212. a first mounting surface; 213. a second mounting surface; 22. a wind guide ring; 221. an inclined curved surface; 23. an annular groove; 231. a first mounting edge; 232. a second mounting edge; 3. a drive member; 30. mounting a rod; 31. fastening sleeves; 311. fixing the arc plate; 312. rotating the arc plate; 32. a first bolt; 33. a fixing hole; 34. a second bolt; 35. mounting grooves; 36. a collar;

4. a stress strip; 40. a branch pipe; 5. a liquid guide ring; 50. a liquid jet head; 51. a transfusion tube; 52. a liquid storage tank; 6. a support table; 60. a delivery cartridge; 61. processing the hole; 611. a stacking hole; 612. a compression hole; 613. a blanking hole; 62. a through hole; 63. a pressing cylinder; 631. a limiting ring; 64. a waste car;

7. a drive motor; 70. a drive shaft; 71. an intermittent gear; 711. an engaging portion; 72. a straight gear ring; 8. a first bevel gear; 80. a support shaft; 81. rotating the rod; 82. a pressing rod; 83. a second bevel gear; 9. An elastic member; 90. concave holes; 91. positioning blocks; 911. a circular arc surface; 92. and (7) positioning the holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses a numerical control drilling machine.

A conventional numerical control drilling machine generally includes a drilling machine 1 mounted on a frame 10, a drill bit is mounted on the drilling machine 1, a waste material treatment tank 13 is disposed at the bottom of the drilling machine 1, a working rod is mounted at an opening of the waste material treatment tank 13, a worker places a workpiece on the working rod through a hammock tool and drives the drilling machine 1 to drill the workpiece by rotating and moving the drill bit, during drilling, a large amount of heat is generated due to friction between the drill bit and the workpiece, and the workpiece may be damaged to a certain extent by the heat, therefore, a liquid storage tank 52 for storing a cooling liquid is generally mounted on the drilling machine 1, and the cooling liquid in the liquid storage tank 52 directly sprays the liquid to one side of the drill bit through a water pump and a liquid conveying pipe 51 to cool the drill bit.

In the process of drilling the workpiece, a large amount of thin and sharp iron chips can be generated, most of the iron chips can fall onto the upper surface of the workpiece, when the workpiece is taken out, the iron chips on the workpiece are cleaned to the waste material treatment tank 13 by workers for safety, the working time of the workers is occupied by the process, the working efficiency of the workers can be reduced, and certain potential safety hazards also exist when the workers clean the iron chips.

In order to solve the problem, the embodiment of the application discloses a numerically-controlled drilling machine, refer to fig. 1, numerically-controlled drilling machine is including installing driving piece 3 on drilling machine 1, installs cleaning device at the output of driving piece 3, and driving piece 3 can drive cleaning device and remove along the length extending direction of drill sword to in the clearance iron fillings that drop at the work piece upper surface.

In this embodiment, the cleaning device includes a blower 11 mounted on the rack 10, an air outlet pipe 110 is connected to and sleeved on an output end of the blower 11, and referring to fig. 2, an air guiding ring 22 is connected to an end of the air outlet pipe 110 away from the blower 11.

The cover is equipped with adapter sleeve 31 on driving piece 3 output, lateral surface horizontal installation at adapter sleeve 31 has installation pole 30, it is provided with lantern ring 36 to keep away from adapter sleeve 31 at installation pole 30, it installs drum 2 to rotate on lantern ring 36, refer to fig. 3, in this embodiment, drum 2 lateral surface is seted up and is supplied the nested mounting groove 35 of lantern ring 36, drum 2 side ring is equipped with a plurality of fumaroles 21, it passes through arcwall face 211 transition to be close to the adjacent side of drum 2 center one end at double-phase adjacent fumarole 21, and behind the intercommunication of adjacent fumarole 21 at drum 2 inboard formation first installation face 212 and second installation face 213.

Referring to fig. 4, an annular groove 23 is formed in an outer side surface of the air guide ring 22 at an end away from the air outlet pipe 110, a first mounting edge 231 and a second mounting edge 232 extend from two sides of an opening of the annular groove 23, and the air guide ring 22 is rotatably mounted inside the cylinder 2, wherein the first mounting edge 231 of the air guide ring 22 is abutted against the first mounting surface 212, and the second mounting edge 232 is abutted against the second mounting surface 213, so that the cylinder 2 and the air guide ring 22 can rotate relatively.

Referring to fig. 2, when the drilling machine 1 finishes drilling a workpiece, the driving member 3 is turned on to drive the cylinder 2 to the bottom to contact the workpiece, at this time, the center of the cylinder 2 corresponds to the hole site, and then the blower 11 is driven to blow air, so that the air is blown to the inside of the air guide ring 22 from the air outlet pipe 110, and is ejected from the air injection hole 21 along the radius direction of the cylinder 2 and the center far away from the cylinder 2 after passing through the annular groove 23, thereby the iron filings on the upper surface of the workpiece can be blown down to the waste treatment tank 13, and then the working efficiency of workers can be improved, and the working safety of the workers can be improved.

In the cleaning process of the cleaning device, part of the scrap iron positioned between the adjacent air injection holes 21 can not be cleaned due to the blind areas of the air injection holes 21, and in order to solve the problem, in the embodiment, a plurality of stress strips 4 are annularly arranged on the end surface of the cylinder 2 close to the air outlet pipe 110, the extending direction of the stress strips 4 is consistent with the radius direction of the cylinder 2, a branch pipe 40 is arranged at one end of the air outlet pipe 110 far away from the blower 11, the branch pipe 40 is bent and the end of the branch pipe faces the side surface of the stress strip 4, so that when the blower 11 is operated, the wind blown out from the branch pipe 40 is blown to the side of the force receiving bar 4, thereby, a circumferential force can be applied to the cylinder 2 to rotate the cylinder 2, so that the wind energy blown out from the air injection holes 21 can be distributed over the entire circumferential direction, and the cleaning effect of the cleaning device can be further enhanced.

When spraying cooling liquid to the ground boring cutter in operation, often only install the spray cooling liquid in one side of boring cutter, and the boring cutter cooling effect of opposite side just is not good enough to lead to the drilling quality not good enough, for improving the drilling quality of drilling machine 1, in this embodiment, at air guide ring 22 inboard subsides and be equipped with liquid guide ring 5, refer to fig. 5, keep away from boring cutter one end and be linked together with transfer line 51 at liquid guide ring 5, be close to boring cutter terminal surface intercommunication at liquid guide ring 5 and install four hydrojet 50, four hydrojet 50 circumference symmetric distribution, thereby can be diversified cool off the boring cutter, with the drilling quality that improves the boring cutter.

In order to make the air ejected from each air ejection hole 21 in the cylinder 2 more uniform and larger, referring to fig. 4 and 5, in this embodiment, the end surface where the air guiding ring 22 is connected to the air outlet pipe 110 is set as an inclined curved surface 221 that is inclined to the side away from the air outlet pipe 110, and when the air in the air outlet pipe 110 blows into the air guiding ring 22, the inclined curved surface 221 in the air guiding ring 22 can better disperse the air to the circumferential direction, so as to reduce the wind force weakening caused by the cyclone generated in the air guiding ring 22.

Similarly, in order to make the liquid ejected from the liquid ejecting head 50 on the liquid guiding ring 5 more uniform, in the present embodiment, one end of the liquid guiding ring 5 close to the infusion tube 51 is provided with an inclined curved surface 221 inclined in a direction away from the infusion tube 51, and in order to reduce the accumulation of dust, impurities, etc. on the inclined curved surface 221 of the liquid guiding ring 22 and the liquid guiding ring 5, in the present embodiment, the inclined curved surface 221 is inclined toward the center of the cylinder 2, so that most of the impurities fall off due to the action of gravity, and the situation that the cleaning is difficult due to the accumulation of a large amount of impurities on the inclined curved surface 221 can be reduced.

In order to facilitate the installation and dismantle cleaning device, refer to fig. 6, in this embodiment, divide into fixed arc board 311 and rotation arc board 312 with adapter sleeve 31 along the plane of symmetry of lateral wall, medial surface between them all with driving piece 3 output phase adaptation, fixed arc board 311 is fixed and is being close to driving piece 3 one end at installation pole 30, rotation arc board 312 rotates and installs and be close to driving piece 3 one end at installation pole 30, can form annular cavity with fixed arc board 311 through rotating, in order to hold driving piece 3's output.

Wear to be equipped with two first bolts 32 side by side in the rotation arc plate 312 outside to install cleaning device on the output of driving piece 3, in order to further consolidate cleaning device, in this embodiment, fixing hole 33 has been seted up at the side of first bolt 32, wears to be equipped with second bolt 34 in the adapter sleeve 31 outside, and second bolt 34 passes fixing hole 33 and fastens through the nut, thereby can improve the fastness of adapter sleeve 31.

When clearing up most iron fillings through cleaning device in waste material processing pool 13, solid-liquid separation equipment is installed to waste material processing pool 13 bottom, in order to separate out iron fillings from the coolant liquid, and collect these iron fillings from discharge gate 12 blanking to waste material car 64 in through the conveyer belt, when iron fillings are piled up waste material car 64, just need the workman to transport iron fillings to the recycle bin and retrieve, and in iron fillings collection process, because the clearance between the iron fillings is great, especially when drilling machine 1 bores the screw hole on the work piece, produced iron fillings are the screw thread form, can occupy great space, in order to need the workman frequently to transport the iron fillings on the waste material car 64 to the recycle bin and retrieve, thereby influence production efficiency.

In order to solve this problem, referring to fig. 7, in the present embodiment, a support table 6 is provided on a side of a machine frame 10 close to a discharge port 12, a conveying cylinder 60 is rotatably sleeved on an upper end surface of the support table 6, three processing holes 61 are uniformly opened on a top circumference of the conveying cylinder 60, and the processing holes 61 are divided into a stacking hole 611, a compression hole 612, and a blanking hole 613 according to their positions.

The stacking hole 611 corresponds to the discharge hole 12 to receive iron chips falling from the discharge hole 12, a limit ring 631 is mounted on the machine frame 10, the limit ring 631 is slidably sleeved with the pressing cylinder 63, the bottom end face of the pressing cylinder 63 corresponds to the compression hole 612 to press the iron chips in the compression hole 612, a through hole 62 is formed in the end face of the supporting table 6, the center of the through hole 62 corresponds to and is communicated with the through hole 62 of the blanking hole 613, and the waste material vehicle 64 is placed below the through hole 62 to drop the compressed iron chip blocks into the waste material vehicle 64 under the action of gravity for collection.

The driving motor 7 is vertically installed on the rack 10, the transmission shaft 70 is installed at the output end of the driving motor 7, the intermittent gear 71 is installed at one end, close to the output end of the driving motor 7, of the transmission shaft 70, the meshing portion 711 is formed in the side edge of the intermittent gear 71, the straight gear 72 is arranged on the outer side of the conveying cylinder 60, the outer side of the straight gear 72 is meshed with the meshing portion 711 of the intermittent gear 71, in the process that the driving motor 7 is started to drive the transmission shaft 70 to rotate for a circle, the intermittent gear 71 also rotates for a circle, and under the intermittent action of the meshing portion 711, the conveying cylinder 60 is driven to complete rotation to circularly switch the processing holes 61 and pause to complete two processes of blanking accumulation and scrap iron compression.

A first bevel gear 8 is mounted at one end of the transmission shaft 70 far away from the intermittent gear 71, a support shaft 80 is horizontally and rotatably mounted on the rack 10, a second bevel gear 83 meshed with the first bevel gear 8 is mounted at one end of the support shaft 80, a rotating rod 81 is mounted at one end of the support shaft 80 far away from the second bevel gear 83, a pressing rod 82 is rotatably mounted at one end of the rotating rod 81 far away from the support shaft 80, and one end of the pressing rod 82 far away from the rotating rod 81 is rotatably connected with the top of the pressing cylinder 63.

When the driving motor 7 is turned on, the driving shaft 70 installed at the output end of the driving motor 7 is driven to rotate to drive the first bevel gear 8 to rotate, so as to drive the second bevel gear 83 engaged with the first bevel gear 8 to rotate, so that the rotating rod 81 rotates under the transmission of the supporting shaft 80 to drive the abutting rod 82 to swing, and then the abutting cylinder 63 abuts against the iron filings in the compression hole 612 in the depth direction of the compression hole 612 under the limiting effect of the limiting ring 631.

When the transmission shaft 70 rotates for one circle, the first bevel gear 8 is driven to rotate for one circle, in this embodiment, the first bevel gear 8 and the second bevel gear 83 can be set to have the same specification to drive the second bevel gear 83 to rotate for one circle, so that the rotating rod 81 rotates for one circle and drives the pressing cylinder 63 to complete one compression cycle under the transmission action of the pressing rod 82.

In order to realize that the conveying cylinder 60 switches the treatment holes 61 once, namely the conveying cylinder 60 rotates 120 degrees, and the abutting cylinder 63 completes one compression cycle, in the embodiment, the transmission ratio between the straight toothed ring 72 and the meshing part 711 on the intermittent gear 71 can be set to the ratio of the rotation of the intermittent gear 71 by 360 degrees to drive the straight toothed ring 72 to rotate 120 degrees.

Whole iron fillings compression process: iron chips falling from the discharge port 12 can be accumulated in the stacking hole 611, when the stacking hole 611 is full of iron chips, the engaging portion 711 drives the conveying cylinder 60 to rotate by 120 degrees so as to convey the iron chips to the compression hole 612, at the moment, the engaging portion 711 relieves the transmission relation with the conveying cylinder 60, the conveying cylinder 60 is rotated, the position of the compression hole 612 is full of the iron chips, the pressing cylinder 63 is driven to press the iron chips in the compression hole 612, the iron chips originally in the compression hole 612 are conveyed to the blanking hole 613, and the compressed iron chips can fall into the scrap car 64 at the bottom of the through hole 62 to be collected under the action of gravity, so that the circular work is realized, and the efficiency of compressing the iron chips is improved.

In the present embodiment, both the above gear ratios are used as references, and in practical production, the gear ratio between the first bevel gear 8 and the second bevel gear 83 and the gear ratio between the straight gear ring 72 and the meshing part 711 on the intermittent gear 71 need to be adjusted appropriately according to different working conditions.

When the engaging portion 711 and the spur gear 72 are disengaged from each other, the conveying cylinder 60 may rotate by a certain angle due to inertia, which may cause the iron pieces to fall into the stacking hole 611 completely, and the like, and therefore, in order to reduce the occurrence of such a situation, referring to fig. 8, in the present embodiment, three concave holes 90 are uniformly formed in the circumference of the position where the inner side of the supporting table 6 contacts the conveying cylinder 60, the elastic member 9 is mounted on the bottom wall of the concave hole 90, a positioning block 91 that can slide in the concave hole 90 in the depth direction of the concave hole 90 is mounted at one end of the elastic member 9 away from the bottom wall of the concave hole 90, an arc surface 911 is formed at one end of the positioning block 91 away from the elastic member 9, and three positioning holes 92 corresponding to the concave holes 90 are formed outside the conveying cylinder 60.

When the engaging portion 711 is disengaged from the spur gear 72, the opening of the positioning hole 92 corresponds to and communicates with the opening of the concave hole 90, and at this time, the elastic member 9 is in a natural telescopic state, the circular arc portion of the positioning block 91 provided with the circular arc surface 911 is located in the positioning hole 92, and the non-circular arc portion of the positioning block 91 is located in the concave hole 90, so that a limiting effect can be exerted on the conveying cylinder 60 to reduce the deviation of the conveying cylinder 60 from the predetermined position due to inertia, and in this embodiment, the elastic member 9 is preferably a coil spring.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. A kind of numerical control drilling machine, characterized by: comprises a drilling machine (1) which is arranged on a frame (10) and is used for drilling a workpiece; the cleaning device is arranged on the drilling machine (1) and used for cleaning scrap iron on the surface of a workpiece; the driving part (3) is arranged on the drilling machine (1) and used for driving the cleaning device to move, and the driving part (3) can drive the cleaning device to move along the length extending direction of the drill bit; the rotating assembly is arranged on the drilling machine (1) and used for driving the cleaning device to rotate; the cleaning device comprises a cylinder (2) which is rotatably installed on the output end of a driving piece (3) and provided with an air jet hole (21) on the side face, an air blower (11) with an air outlet pipe (110) communicated with the output end is installed on the drilling machine (1), one end, far away from the air blower (11), of the air outlet pipe (110) is communicated with an air guide ring (22) which is matched with the inner wall of the cylinder (2) in a rotating mode and is hollow, an annular groove (23) communicated with the air jet hole (21) is formed in the outer side of the air guide ring (22), and the cylinder (2) is connected with a rotating assembly.

2. A numerically controlled drill press as claimed in claim 1, wherein: the rotating assembly comprises a stress strip (4) annularly arranged on the top surface of the cylinder (2), the air outlet pipe (110) is communicated with a branch pipe (40), and one end, far away from the air outlet pipe (110), of the branch pipe (40) is bent to enable the air outlet to face the side surface of the stress strip (4).

3. A numerically controlled drill press as claimed in claim 1, wherein: one end face of the air guide ring (22) connected with the air outlet pipe (110) is set to be an inclined curved surface (221) inclining to one side far away from the air outlet pipe (110), and the inclined curved surface (221) inclines towards the center of the air guide ring (22).

4. A numerically controlled drill press as claimed in claim 1, wherein: driving piece (3) output end cover is equipped with adapter sleeve (31), first bolt (32) that fixed orifices (33) were seted up at the middle part are worn to be equipped with in adapter sleeve (31), second bolt (34) that fixed orifices (33) were worn to be equipped with in adapter sleeve (31), mounting groove (35) have been seted up in the drum (2) outside, installation pole (30) are installed in the adapter sleeve (31) outside, installation pole (30) are kept away from adapter sleeve (31) one end and are installed the lantern ring (36) that the rotation cover was established in mounting groove (35).

5. A numerically controlled drill press as claimed in claim 2, wherein: the liquid cooling device is characterized in that a hollow liquid guide ring (5) is annularly arranged on the inner side of the cylinder (2), the bottom of the liquid guide ring (5) is communicated with and annularly provided with a plurality of liquid spraying heads (50), the top of the liquid guide ring (5) is communicated with and provided with a liquid conveying pipe (51), and one end, far away from the liquid guide ring (5), of the liquid conveying pipe (51) is communicated with a liquid storage tank (52) for storing cooling liquid through a water pump.

6. A numerically controlled drill press as claimed in claim 1, wherein: frame (10) are close to iron fillings discharge gate (12) one side and install brace table (6), the laminating of brace table (6) top is rotated and is installed conveying cylinder (60), three handle hole (61) have evenly been seted up to conveying cylinder (60) top circumference, and is three handle hole (61) are stockpiling hole (611), compression hole (612) and blanking hole (613) that the opening direction is facing to iron fillings discharge gate (12) respectively, through-hole (62) corresponding with blanking hole (613) are seted up on brace table (6) surface, waste material car (64) have been placed to through-hole (62) below, the degree of depth direction slidable mounting who follows compression hole (612) on frame (10) is used for pressing the iron fillings that are in compression hole (612) to support and presses a section of thick bamboo (63), install on frame (10) and be used for driving conveying cylinder (60) pivoted first driving piece and be used for driving to support and press a section of thick bamboo (63) along the degree of depth direction of compression hole (612) to support the second driving piece that presses.

7. A numerically controlled drill press as claimed in claim 6, wherein: first driving piece is including installing driving motor (7) in frame (10), intermittent gear (71) that outer peripheral face integrated into one piece has meshing portion (711) are installed through transmission shaft (70) to driving motor (7) output, straight gear ring (72) with meshing portion (711) engaged with are installed in the conveying barrel (60) outside, transmission shaft (70) are kept away from intermittent gear (71) one end and are installed first bevel gear (8) of being connected with the transmission of second driving piece.

8. A numerically controlled drill press as claimed in claim 7, wherein: the second driving piece includes that the back shaft (80) of rotation installation in frame (10), install rotary rod (81) on back shaft (80), back shaft (80) one end is kept away from in rotary rod (81) and is rotated and install to support depression bar (82), support depression bar (82) keep away from rotary rod (81) one end and rotate and install at the top of supporting a pressure section of thick bamboo (63), back shaft (80) keep away from rotary rod (81) one end and install second bevel gear (83) with first bevel gear engaged with.

9. A numerically controlled drill press as claimed in claim 8, wherein: recess (90) have been seted up to the one side that brace table (6) and conveying cylinder (60) contacted, install elastic component (9) on the bottom wall of recess (90), elastic component (9) are kept away from recess (90) diapire one end and are installed and to be installed gliding locating piece (91) in recess (90), elastic component (9) one end face is kept away from in locating piece (91) and is set arc surface (911), conveying cylinder (60) and recess (90) corresponding position offer supply locating piece (91) embedded locating hole (92).

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