CN111360570B - Numerical control drilling equipment for machining workshop - Google Patents
Numerical control drilling equipment for machining workshop Download PDFInfo
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- CN111360570B CN111360570B CN202010322488.5A CN202010322488A CN111360570B CN 111360570 B CN111360570 B CN 111360570B CN 202010322488 A CN202010322488 A CN 202010322488A CN 111360570 B CN111360570 B CN 111360570B
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- filter screen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/005—Devices for removing chips by blowing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
- B23Q11/1069—Filtration systems specially adapted for cutting liquids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
Abstract
The invention relates to a numerical control drilling device for a processing workshop, which comprises a drill rod and a fixed box, wherein the fixed box is in a cuboid shape, the drill rod is vertically arranged above the fixed box, a numerical control system is arranged on the drill rod, a clamping device is arranged at the top of the fixed box, an auxiliary mechanism and a cooling mechanism are arranged in the fixed box, the cooling mechanism comprises a fixed ring, a fixed pipe, a filter screen and at least two cooling assemblies, the cooling assemblies comprise a connecting pipe, a water pump and a nozzle, the auxiliary mechanism is arranged in the fixed box and positioned in the filter screen, the auxiliary mechanism comprises a sealing pipe, a magnet disc, a sealing disc, a reset assembly, a transmission assembly, two scraping rods and two pushing assemblies, the numerical control drilling device for the processing workshop realizes the heat dissipation function through cooling, and not only realizes the removal of chips on the drill rod and the inner wall of a drilled hole through the auxiliary mechanism, the drilling effect is improved.
Description
Technical Field
The invention relates to the field of numerical control drilling machines, in particular to numerical control drilling equipment for a machining workshop.
Background
The numerical control drilling machine is mainly used for machining such as drilling, reaming, tapping and the like, and is a numerical control hole machining machine tool mainly for drilling.
After the existing numerical control drilling machine finishes drilling, some chips can be stored in the drilled hole, and the assembly can be influenced by timely clearing, so that a large amount of cooling liquid can be generally used on a workpiece and a drill bit in order to realize heat dissipation of the drill bit, and the processing cost is improved.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the numerical control drilling equipment for the processing workshop is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a numerical control drilling device for a machining workshop comprises a drill rod and a fixed box, wherein the fixed box is in a cuboid shape, the drill rod is vertically arranged above the fixed box, a numerical control system is arranged on the drill rod, a clamping device is arranged at the top of the fixed box, and an auxiliary mechanism and a cooling mechanism are arranged in the fixed box;
the cooling mechanism comprises a fixing ring, a fixing pipe, a filter screen and at least two cooling assemblies, wherein the top of the fixing box is provided with a connecting hole, the filter screen is cylindrical, the connecting hole, the filter screen, the fixing pipe and the fixing ring are coaxially arranged with a drill rod, the aperture of the connecting hole is larger than the diameter of the drill rod and equal to the inner diameter of the fixing ring, the outer diameter of the fixing ring is smaller than the inner diameter of the fixing pipe, the inner diameter of the filter screen is larger than the outer diameter of the fixing ring, the outer diameter of the filter screen is smaller than the inner diameter of the fixing pipe, the filter screen is arranged in the fixing box, two ends of the filter screen are respectively sealed and fixedly connected with the top and the bottom in the fixing box, the fixing ring and the fixing pipe are both sealed and fixedly connected with the top of the fixing box, the top of the fixing box is provided with, the fixed pipe is communicated with the inner wall of the filter screen through an auxiliary hole, cooling liquid is arranged in the fixed box, and the cooling assemblies correspond to the auxiliary hole one by one and are arranged outside the filter screen;
the cooling assembly comprises a connecting pipe, a water pump and a nozzle, the nozzle is fixed on the inner wall of the fixed pipe and arranged towards the axis direction of the drill rod, the water pump is fixed at the top in the fixed box, the connecting pipe is parallel to the drill rod, the top end of the connecting pipe is arranged on the nozzle, the bottom end of the connecting pipe is positioned in the cooling liquid, and the connecting pipe is arranged on the water pump;
the auxiliary mechanism is arranged in the fixed box and positioned in the filter screen, the auxiliary mechanism comprises a sealing tube, a magnet disc, a sealing disc, a reset assembly, a transmission assembly, two scraping rods and two pushing assemblies, the sealing tube, the magnet disc and the sealing disc are coaxially arranged with the fixed tube, the inner diameter of the sealing tube is larger than the diameter of the connecting hole, the top end of the sealing tube is sealed and fixedly connected with the top in the fixed box, a gap is formed between the bottom end of the sealing tube and the bottom in the fixed box, the magnet disc is arranged in the fixed tube, the inner wall of the magnet disc and the inner wall of the sealing tube slide and are hermetically connected, a through hole is formed in the sealing disc, the through hole is coaxially arranged with the fixed tube, the diameter of the through hole is smaller than that of the sealing disc, the sealing disc is arranged on one side of the magnet disc, which is far away from the, scrape the pole parallel with fixed pipe, scrape the axis that the pole used the drilling rod and support as central circumference evenly distributed, the inner wall of scraping pole and filter screen supports and leans on, promote the subassembly and scrape the pole one-to-one, promote the axial displacement of subassembly drive magnet dish along the drilling rod, the subassembly drive seal dish that resets is along the axial displacement of drilling rod, drive assembly sets up on sealed dish and is connected with scraping the pole transmission.
As preferred, remove for the drive magnet dish, it includes electro-magnet, fixed block, first spring, guide arm and pilot hole to promote the subassembly, the pilot hole sets up on the magnet dish, the guide arm with scrape the pole parallel, the guide arm passes the pilot hole, the inner wall slip and the sealing connection of guide arm and pilot hole, the top at fixed incasement is fixed on the top of guide arm, the bottom at the guide arm is fixed to the fixed block, first spring is located between magnet dish and the fixed block, the magnet dish is connected with the fixed block through first spring, the electro-magnet is fixed on the inner wall of sealing tube and is supported with the top of magnet dish and lean on.
Preferably, in order to facilitate the installation of the guide rod, both ends of the guide rod are provided with chamfers.
As preferred, in order to realize the restoration of sealed dish, the subassembly that resets includes connecting rod, supporting shoe, stopper, second spring and through hole, the connecting rod sets up with the drilling rod is coaxial, the top at sealed dish is fixed on the top of connecting rod, the bottom at the connecting rod is fixed to the stopper, the supporting shoe is located between sealed dish and the stopper and fixes on the inner wall of sealed tube, the through hole sets up on the supporting shoe, the connecting rod pass the through hole and with the inner wall slip and sealing connection of through hole, the stopper supports with the supporting shoe and leans on, the second spring is located between sealed dish and the supporting shoe, the supporting shoe passes through the second spring and is connected with sealed dish.
Preferably, in order to realize buffering and vibration reduction, the limiting block is made of rubber.
As preferred, scrape the pole for the drive and rotate, drive assembly includes lead screw, transmission shaft, connection bearing and ball bearing, lead screw and transmission shaft all set up with the drilling rod is coaxial, the bottom mounting of lead screw is on the top of transmission shaft, be equipped with the external screw thread on the lead screw, ball bearing's inner circle and external screw thread match, ball bearing's inner circle is installed on the lead screw, ball bearing outer lane and sealed dish fixed connection, the bottom at the transmission shaft is installed to connection bearing's inner circle, connection bearing's outer lane and the bottom fixed connection of fixed incasement, scrape pole and transmission shaft fixed connection.
Preferably, the screw is coated with grease in order to reduce friction between the ball screw bearing and the screw.
Preferably, in order to reduce a gap between the inner wall of the sealing tube and the magnet disk, the inner wall of the sealing tube is coated with sealing grease.
Preferably, in order to prolong the service life of the fixing box, the fixing box is provided with an anti-corrosion zinc coating.
Preferably, in order to improve the heat dissipation effect, a refrigeration rod is arranged at the bottom in the fixed box.
The numerical control drilling equipment for the machining workshop has the beneficial effects that the heat dissipation function is realized through cooling, compared with the existing cooling mechanism, the cooling mechanism realizes the recycling of cooling liquid, the machining cost is reduced, in addition, the collection of fragments can also be realized, the practicability is stronger, in addition, the removal of the fragments on the drill rod and the inner wall of the drilled hole is realized through the auxiliary mechanism, the drilling effect is improved, compared with the existing auxiliary mechanism, the auxiliary mechanism can also drive the scraping rod to slide on the inner wall of the filter screen, the function of removing the fragments on the filter screen is realized, the filter screen is prevented from being blocked, and the practicability is stronger.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a numerically controlled drilling apparatus for a process plant of the present invention;
FIG. 2 is a schematic structural diagram of a cooling mechanism of the numerically controlled drilling equipment for a process plant of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an enlarged view of portion B of FIG. 2;
in the figure: 1. the automatic refrigerating device comprises a drill rod, 2 a fixing box, 3 a fixing ring, 4 a fixing pipe, 5 a filter screen, 6 a connecting pipe, 7 a water pump, 8 a nozzle, 9 a sealing pipe, 10 a magnet disc, 11 a sealing disc, 12 a scraping rod, 13 an electromagnet, 14 a fixing block, 15 a first spring, 16 a guide rod, 17 a connecting rod, 18 a supporting block, 19 a limiting block, 20 a second spring, 21 a lead screw, 22 a transmission shaft, 23 a connecting bearing, 24 a ball screw bearing and 25 a refrigerating rod.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-2, a numerical control drilling device for a machining workshop comprises a drill rod 1 and a fixed box 2, wherein the fixed box 2 is cuboid, the drill rod 1 is vertically arranged above the fixed box 2, a numerical control system is arranged on the drill rod 1, a clamping device is arranged at the top of the fixed box 2, and an auxiliary mechanism and a cooling mechanism are arranged in the fixed box 2;
the cooling mechanism comprises a fixing ring 3, a fixing pipe 4, a filter screen 5 and at least two cooling assemblies, the top of the fixing box 2 is provided with a connecting hole, the filter screen 5 is cylindrical, the connecting hole, the filter screen 5, the fixing pipe 4 and the fixing ring 3 are all coaxially arranged with the drill rod 1, the aperture of the connecting hole is larger than the diameter of the drill rod 1 and equal to the inner diameter of the fixing ring 3, the outer diameter of the fixing ring 3 is smaller than the inner diameter of the fixing pipe 4, the inner diameter of the filter screen 5 is larger than the outer diameter of the fixing ring 3, the outer diameter of the filter screen 5 is smaller than the inner diameter of the fixing pipe 4, the filter screen 5 is arranged in the fixing box 2, the two ends of the filter screen 5 are respectively sealed and fixedly connected with the top and the bottom in the fixing box 2, the fixing ring 3 and the fixing pipe 4 are both sealed and fixedly connected with the top of, the auxiliary holes are circumferentially and uniformly distributed by taking the axis of the drill rod 1 as a center, the fixed pipe 4 is communicated with the inner wall of the filter screen 5 through the auxiliary holes, cooling liquid is arranged in the fixed box 2, and the cooling assemblies and the auxiliary holes are in one-to-one correspondence and are arranged outside the filter screen 5;
the cooling assembly comprises a connecting pipe 6, a water pump 7 and a nozzle 8, the nozzle 8 is fixed on the inner wall of the fixed pipe 4 and arranged towards the axis direction of the drill rod 1, the water pump 7 is fixed at the top in the fixed box 2, the connecting pipe 6 is parallel to the drill rod 1, the top end of the connecting pipe 6 is arranged on the nozzle 8, the bottom end of the connecting pipe 6 is positioned in cooling liquid, and the connecting pipe 6 is arranged on the water pump 7;
the auxiliary mechanism sets up in fixed case 2 and is located filter screen 5, the auxiliary mechanism includes sealed tube 9, magnet dish 10, sealed dish 11, subassembly that resets, drive assembly, two scrape pole 12 and two promotion subassemblies, sealed tube 9, magnet dish 10 and sealed dish 11 all with fixed 4 coaxial settings of pipe, the internal diameter of sealed tube 9 is greater than the aperture of connecting hole, the top of sealed tube 9 and the sealed and fixed connection in fixed case 2, be equipped with the clearance between the bottom of sealed tube 9 and the bottom in fixed case 2, magnet dish 10 sets up in fixed pipe 4, magnet dish 10 slides and sealing connection with the inner wall of sealed tube 9, be equipped with the through-hole on sealed dish 11, the through-hole sets up with fixed 4 coaxial settings, the aperture of through-hole is less than the diameter of sealed dish 11, sealed dish 11 sets up in the one side of keeping away from fixed ring 3 of dish 10, be equipped with the clearance between sealed dish 11 and the magnet dish 10, it is parallel with fixed tube 4 to scrape pole 12, scrape the axis that pole 12 used drilling rod 1 and be central circumference evenly distributed, the inner wall of scraping pole 12 and filter screen 5 supports and leans on, promote the subassembly and scrape 12 one-to-one of pole, promote subassembly drive magnet dish 10 along the axial displacement of drilling rod 1, the subassembly that resets drives sealed dish 11 along the axial displacement of drilling rod 1, the transmission assembly sets up on sealed dish 11 and is connected with scraping 12 transmissions of pole.
The workpiece is placed on the top of the fixing ring 3, the workpiece and the fixing ring 3 are in a sealing state, the workpiece is fixed through a clamping device, then the magnet disc 10 moves towards the direction far away from the fixing ring 3 through the pushing assembly, the magnet disc 10 moves to be attached to the sealing disc 11 and drives the sealing disc 11 to move towards the direction far away from the fixing ring 3, so that the air pressure in the fixing ring 3 is reduced, the stability of workpiece fixing can be improved under the action of the air pressure, the drill rod 1 rotates and moves towards the direction close to the workpiece through the numerical control system to realize drilling, during the process, the water pump 7 is started, cooling liquid is conveyed to the nozzle 8 through the connecting pipe 6 and is sprayed on the drill rod 1 and the workpiece to realize heat dissipation, then chips on the workpiece and the drill rod 1 flow into the fixing box 2 along with the cooling liquid from the auxiliary hole, and the chips are intercepted through the filter, make the coolant liquid after the filtration transport to connecting pipe 6 again in, the used circulation of coolant liquid has been realized, the processing cost is reduced, when drilling on the work piece finishes, make the air get into solid fixed ring 3 from the drilling, can carry the piece on drilling rod 1 and the drilling inner wall to the sealed tube 9 in under the effect of air current, the function of clean drilling rod 1 and the drilling inner wall has been realized, subsequently, make magnet dish 10 reset through promoting the subassembly, rethread reset assembly makes sealed dish 11 reset, and make and produce the clearance between sealed dish 11 and the magnet dish 10, at this moment, impurity in the sealed tube 9 is discharged from the connecting hole, and, removal through sealed dish 11 is as drive power, make transmission assembly drive and scrape pole 12 and slide on the inner wall of filter screen 5, realized cleaing away the clastic function on the filter screen 5, prevent that filter screen 5 from blockking up.
Preferably, in order to drive the magnet disc 10 to move, the pushing assembly comprises an electromagnet 13, a fixed block 14, a first spring 15, a guide rod 16 and an assembly hole, the assembly hole is formed in the magnet disc 10, the guide rod 16 is parallel to the scraping rod 12, the guide rod 16 passes through the assembly hole, the guide rod 16 is connected with the inner wall of the assembly hole in a sliding and sealing manner, the top end of the guide rod 16 is fixed at the top of the fixed box 2, the fixed block 14 is fixed at the bottom end of the guide rod 16, the first spring 15 is located between the magnet disc 10 and the fixed block 14, the magnet disc 10 is connected with the fixed block 14 through the first spring 15, and the electromagnet 13 is fixed on the inner wall of the sealing tube 9 and abuts against the top of the magnet disc 10.
When the electromagnet 13 is energized, a repulsive force is generated between the electromagnet 13 and the magnet disk 10, so that the magnet disk 10 moves on the guide rod 16 in a direction away from the fixed ring 3, the first spring 15 is compressed, and when the electromagnet 13 is de-energized, the magnet disk 10 is restored by the elastic force of the first spring 15.
Preferably, to facilitate the installation of the guide bar 16, both ends of the guide bar 16 are chamfered.
The chamfer serves to reduce the diameter of the guide rod 16 as it passes through the assembly hole, providing an easy installation.
As shown in fig. 3, the reset assembly includes a connecting rod 17, a supporting block 18, a limiting block 19, a second spring 20 and a through hole, the connecting rod 17 is coaxially disposed with the drill rod 1, the top end of the connecting rod 17 is fixed at the top of the sealing disc 11, the limiting block 19 is fixed at the bottom end of the connecting rod 17, the supporting block 18 is located between the sealing disc 11 and the limiting block 19 and fixed on the inner wall of the sealing pipe 9, the through hole is disposed on the supporting block 18, the connecting rod 17 passes through the through hole and slides and is hermetically connected with the inner wall of the through hole, the limiting block 19 abuts against the supporting block 18, the second spring 20 is located between the sealing disc 11 and the supporting block 18, and the supporting block 18 is connected with the.
When the magnet board moves towards keeping away from solid fixed ring 3 direction, make magnet board and sealed dish 11 laminating and drive sealed dish 11 and move towards keeping away from solid fixed ring 3 direction, sealed dish 11 remove drive connecting rod 17 and stopper 19 and realize synchronous motion to make the compression of second spring 20, reset the back when magnet dish 10, make stopper 19 reset under the elastic action of second spring 20, stopper 19 resets and makes connecting rod 17 drive sealed dish 11 and reset.
Preferably, in order to achieve buffering and vibration reduction, the limiting block 19 is made of rubber.
The rubber texture is softer, and the impact force generated when the limiting block 19 abuts against the supporting block 18 can be reduced, so that the buffering and the vibration reduction are realized.
As shown in fig. 4, the transmission assembly includes a screw rod 21, a transmission shaft 22, a connecting bearing 23 and a ball screw bearing 24, the screw rod 21 and the transmission shaft 22 are all coaxially arranged with the drill rod 1, the bottom end of the screw rod 21 is fixed on the top end of the transmission shaft 22, an external thread is arranged on the screw rod 21, an inner ring of the ball screw bearing 24 is matched with the external thread, an inner ring of the ball screw bearing 24 is installed on the screw rod 21, an outer ring of the ball screw bearing 24 is fixedly connected with a sealing disc 11, an inner ring of the connecting bearing 23 is installed at the bottom end of the transmission shaft 22, an outer ring of the connecting bearing 23 is fixedly connected with the bottom of the fixed box 2, and the scraping rod 12.
The ball screw bearing 24 is driven to move on the screw 21 by the movement of the sealing disc 11, and because the ball screw bearing 24 converts the rotary motion into the linear motion or converts the linear motion into the rotary motion, the screw 21 drives the transmission shaft 22 to rotate under the supporting action of the connecting bearing 23, and the rotation of the transmission shaft 22 drives the scraping rod 12 to rotate.
Preferably, the screw 21 is coated with grease in order to reduce the friction between the ball screw bearing 24 and the screw 21.
The grease functions to reduce the friction between the ball screw bearing 24 and the screw 21 and to improve the smoothness of movement of the ball screw bearing 24 on the screw 21.
Preferably, the inner wall of the sealing tube 9 is coated with a sealing grease in order to reduce the gap between the inner wall of the sealing tube 9 and the magnet disk 10.
The sealing grease serves to reduce the gap between the inner wall of the sealing tube 9 and the magnet disk 10, thereby improving the sealing property.
Preferably, in order to prolong the service life of the fixing box 2, the fixing box 2 is provided with an anti-corrosion zinc coating.
The function of anticorrosive galvanizing coat is to promote the rust-resistant ability of fixed case 2, prolongs the life of fixed case 2.
Preferably, in order to improve the heat dissipation effect, a refrigeration rod 25 is arranged at the bottom inside the fixed box 2.
The function of refrigeration stick 25 is to reduce the temperature of the coolant liquid, and then promotes the radiating effect.
The workpiece is placed on the top of the fixing ring 3, the workpiece and the fixing ring 3 are in a sealing state, the workpiece is fixed through a clamping device, then the electromagnet 13 is electrified, so that mutually repulsive acting force is generated between the electromagnet 13 and the magnet disc 10, the magnet disc 10 moves on the guide rod 16 in the direction away from the fixing ring 3, the first spring 15 is compressed, the magnet plate moves in the direction away from the fixing ring 3 to be attached to the seal disc 11 and drive the seal disc 11 to move in the direction away from the fixing ring 3, the connecting rod 17 and the limiting block 19 are driven by the movement of the seal disc 11 to synchronously move, the second spring 20 is compressed, so that the air pressure in the fixing ring 3 is reduced, the stability of fixing the workpiece can be improved under the action of the air pressure, the drill rod 1 rotates and moves in the direction close to the workpiece through the numerical control system, and drilling is realized, during the period, the water pump 7 is started, so that cooling liquid is conveyed to the nozzle 8 through the connecting pipe 6 and sprayed on the drill rod 1 and the workpiece to realize heat dissipation, then, fragments on the workpiece and the drill rod 1 flow into the fixed box 2 along with the cooling liquid from the auxiliary hole, and the fragments are intercepted through the filter screen 5, so that the filtered cooling liquid is conveyed into the connecting pipe 6 again, the recycling of the cooling liquid is realized, the processing cost is reduced, when the drilling on the workpiece is finished, air enters the fixed ring 3 from the drilled hole, the fragments on the drill rod 1 and the inner wall of the drilled hole can be conveyed into the sealing pipe 9 under the action of air flow, the function of cleaning the drill rod 1 and the inner wall of the drilled hole is realized, then, the electromagnet 13 is powered off, the magnet disc 10 is reset under the elastic action of the first spring 15, the limit block 19 is reset under the elastic action of the second spring 20, the reset of the limit block 19 enables the connecting rod 17 to drive the sealing disc, and a gap is formed between the sealing disc 11 and the magnet disc 10, at the moment, impurities in the sealing tube 9 are discharged from the connecting hole, the ball screw bearing 24 is driven to move on the screw rod 21 through the movement of the sealing disc 11, because the ball screw bearing 24 is a bearing for converting rotary motion into linear motion or converting linear motion into rotary motion, the screw rod 21 can drive the transmission shaft 22 to rotate under the supporting action of the connecting bearing 23, the rotation of the transmission shaft 22 drives the scraping rod 12 to rotate, the scraping rod 12 slides on the inner wall of the filter screen 5, the function of removing fragments on the filter screen 5 is realized, and the filter screen 5 is prevented from being blocked.
Compared with the prior art, this a numerical control drilling equipment for workshop has realized radiating function through the cooling, compare with current cooling body, this cooling body has realized the used circulation of coolant liquid, the processing cost is reduced, and, can also realize clastic collection, the practicality is stronger, moreover, still realize cleaing away the piece on drilling rod 1 and the drilling inner wall through complementary unit, promote drilling effect, compare with current complementary unit, this complementary unit can also drive and scrape pole 12 and slide on filter screen 5 inner wall, realized cleaing away the function of piece on the filter screen 5, prevent that filter screen 5 from blockking up, the practicality is stronger.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The numerical control drilling equipment for the machining workshop comprises a drill rod (1) and a fixed box (2), wherein the fixed box (2) is cuboid in shape, the drill rod (1) is vertically arranged above the fixed box (2), a numerical control system is arranged on the drill rod (1), and a clamping device is arranged at the top of the fixed box (2), and is characterized in that an auxiliary mechanism and a cooling mechanism are arranged in the fixed box (2);
the cooling mechanism comprises a fixing ring (3), a fixing pipe (4), a filter screen (5) and at least two cooling assemblies, a connecting hole is formed in the top of the fixing box (2), the filter screen (5) is cylindrical, the connecting hole, the filter screen (5), the fixing pipe (4) and the fixing ring (3) are coaxially arranged with the drill rod (1), the aperture of the connecting hole is larger than the diameter of the drill rod (1) and equal to the inner diameter of the fixing ring (3), the outer diameter of the fixing ring (3) is smaller than the inner diameter of the fixing pipe (4), the inner diameter of the filter screen (5) is larger than the outer diameter of the fixing ring (3), the outer diameter of the filter screen (5) is smaller than the inner diameter of the fixing pipe (4), the filter screen (5) is arranged in the fixing box (2), the two ends of the filter screen (5) are respectively sealed and fixedly connected with the top and the bottom of the fixing box, the fixed ring (3) and the fixed pipe (4) are both hermetically and fixedly connected with the top of the fixed box (2), at least two auxiliary holes are formed in the top of the fixed box (2), the auxiliary holes are circumferentially and uniformly distributed by taking the axis of the drill rod (1) as the center, the fixed pipe (4) is communicated with the inner wall of the filter screen (5) through the auxiliary holes, cooling liquid is arranged in the fixed box (2), and the cooling assemblies correspond to the auxiliary holes one by one and are arranged outside the filter screen (5);
the cooling assembly comprises a connecting pipe (6), a water pump (7) and a nozzle (8), the nozzle (8) is fixed on the inner wall of the fixed pipe (4) and arranged towards the axis direction of the drill rod (1), the water pump (7) is fixed at the top in the fixed box (2), the connecting pipe (6) is parallel to the drill rod (1), the top end of the connecting pipe (6) is arranged on the nozzle (8), the bottom end of the connecting pipe (6) is located in cooling liquid, and the connecting pipe (6) is installed on the water pump (7);
the auxiliary mechanism is arranged in the fixed box (2) and is positioned in the filter screen (5), the auxiliary mechanism comprises a sealing pipe (9), a magnet disc (10), a sealing disc (11), a reset assembly, a transmission assembly, two scraping rods (12) and two pushing assemblies, the sealing pipe (9), the magnet disc (10) and the sealing disc (11) are coaxially arranged with the fixed pipe (4), the inner diameter of the sealing pipe (9) is larger than the aperture of a connecting hole, the top end of the sealing pipe (9) is sealed and fixedly connected with the top of the fixed box (2), a gap is arranged between the bottom end of the sealing pipe (9) and the bottom of the fixed box (2), the magnet disc (10) is arranged in the fixed pipe (4), the magnet disc (10) is in sliding and sealing connection with the inner wall of the sealing pipe (9), a through hole is arranged on the sealing disc (11), and the through hole is coaxially arranged with the fixed pipe (4), the aperture of through-hole is less than the diameter of sealed dish (11), sealed dish (11) set up the one side of keeping away from solid fixed ring (3) in magnet dish (10), be equipped with the clearance between sealed dish (11) and magnet dish (10), it is parallel with fixed pipe (4) to scrape pole (12), scrape the axis that pole (12) used drilling rod (1) and be central circumference evenly distributed, scrape the inner wall of pole (12) and filter screen (5) and support and lean on, promote subassembly and scrape pole (12) one-to-one, promote the axial displacement of subassembly drive magnet dish (10) along drilling rod (1), the axial displacement of subassembly drive sealed dish (11) along drilling rod (1) resets, the transmission assembly sets up on sealed dish (11) and with scrape pole (12) transmission connection;
the reset component comprises a connecting rod (17), a supporting block (18), a limiting block (19), a second spring (20) and a through hole, the connecting rod (17) and the drill rod (1) are coaxially arranged, the top end of the connecting rod (17) is fixed at the top of the sealing disc (11), the limiting block (19) is fixed at the bottom end of the connecting rod (17), the supporting block (18) is positioned between the sealing disc (11) and the limiting block (19) and is fixed on the inner wall of the sealing tube (9), the through hole is arranged on the supporting block (18), the connecting rod (17) passes through the through hole and is in sliding and sealing connection with the inner wall of the through hole, the limiting block (19) is abutted against the supporting block (18), the second spring (20) is positioned between the sealing disc (11) and the supporting block (18), the supporting block (18) is connected with the sealing disc (11) through a second spring (20);
the transmission assembly comprises a screw rod (21), a transmission shaft (22), a connecting bearing (23) and a ball screw bearing (24), the screw rod (21) and the transmission shaft (22) are coaxially arranged with the drill rod (1), the bottom end of the screw rod (21) is fixed at the top end of the transmission shaft (22), an external thread is arranged on the screw rod (21), an inner ring of the ball screw bearing (24) is matched with the external thread, an inner ring of the ball screw bearing (24) is installed on the screw rod (21), an outer ring of the ball screw bearing (24) is fixedly connected with a sealing disc (11), an inner ring of the connecting bearing (23) is installed at the bottom end of the transmission shaft (22), an outer ring of the connecting bearing (23) is fixedly connected with the bottom in the fixed box (2), and the scraping rod (12) is fixedly connected with the transmission shaft (22);
the ball screw bearing (24) is driven to move on the screw rod (21) through the movement of the sealing disc (11), the ball screw bearing (24) converts rotary motion into linear motion, or converts the linear motion into the bearing of the rotary motion, so that the screw rod (21) drives the transmission shaft (22) to rotate under the supporting action of the connecting bearing (23), and the rotation of the transmission shaft (22) drives the scraping rod (12) to rotate.
2. The numerically controlled drilling apparatus for a process plant according to claim 1, the pushing component comprises an electromagnet (13), a fixed block (14), a first spring (15), a guide rod (16) and an assembling hole, the assembly holes are arranged on the magnet disc (10), the guide rod (16) is parallel to the scraping rod (12), the guide rod (16) penetrates through the assembly hole, the guide rod (16) is connected with the inner wall of the assembly hole in a sliding and sealing way, the top end of the guide rod (16) is fixed at the top part in the fixed box (2), the fixed block (14) is fixed at the bottom end of the guide rod (16), the first spring (15) is positioned between the magnet disc (10) and the fixed block (14), the magnet disc (10) is connected with a fixed block (14) through a first spring (15), the electromagnet (13) is fixed on the inner wall of the sealing tube (9) and is abutted against the top of the magnet disc (10).
3. Numerical control drilling device for process plants according to claim 2, characterized in that both ends of the guide rod (16) are provided with chamfers.
4. The numerical control drilling device for a machining shop according to claim 1, characterized in that the material of the stopper (19) is rubber.
5. The numerical control drilling device for machining plants according to claim 1, characterized in that said screw (21) is coated with a grease.
6. The numerical control drilling device for process plants according to claim 1, characterized in that the inner wall of the sealing tube (9) is coated with sealing grease.
7. The numerical control drilling equipment for processing workshops according to claim 1, characterized in that the fixture box (2) is provided with an anti-corrosion zinc coating.
8. Numerical control drilling equipment for process plants according to claim 1, characterized in that the bottom inside the fixed box (2) is provided with a refrigerating rod (25).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010322488.5A CN111360570B (en) | 2020-04-22 | 2020-04-22 | Numerical control drilling equipment for machining workshop |
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| CN202010322488.5A CN111360570B (en) | 2020-04-22 | 2020-04-22 | Numerical control drilling equipment for machining workshop |
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| CN111360570A CN111360570A (en) | 2020-07-03 |
| CN111360570B true CN111360570B (en) | 2021-06-04 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111872446A (en) * | 2020-07-07 | 2020-11-03 | 广州林电科技有限公司 | Drilling equipment for metal product processing |
| CN111890113A (en) * | 2020-07-09 | 2020-11-06 | 深圳市文地科技有限公司 | Drilling machine clamp with cooling function |
| CN111872447A (en) * | 2020-07-13 | 2020-11-03 | 广州林电科技有限公司 | Metal product processing equipment with high drilling precision |
| CN111774614A (en) * | 2020-07-22 | 2020-10-16 | 南京道卡机电科技有限公司 | Safe type metal processing equipment |
| CN115533614A (en) * | 2022-11-25 | 2022-12-30 | 江苏三林科技设备有限公司 | Machine tool with coolant liquid purification and circulation |
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Effective date of registration: 20210517 Address after: 314200 Huanggu Town Industrial Park, Pinghu City, Jiaxing City, Zhejiang Province Applicant after: Jiaxing Pacific jiangmao Electronic Co.,Ltd. Address before: 802 Zehua building, intersection of Longhua Meilong road and donghuanyi Road, Songhe community, Longhua street, Longhua District, Shenzhen, Guangdong 518000 Applicant before: Shenzhen Fengfa Yinuo Technology Co.,Ltd. |
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