CN114227334B - Numerical control drilling machine with high machining precision of parts - Google Patents

Numerical control drilling machine with high machining precision of parts Download PDF

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Publication number
CN114227334B
CN114227334B CN202111634165.0A CN202111634165A CN114227334B CN 114227334 B CN114227334 B CN 114227334B CN 202111634165 A CN202111634165 A CN 202111634165A CN 114227334 B CN114227334 B CN 114227334B
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fixed block
base
gear
clamping
groove
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CN202111634165.0A
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CN114227334A (en
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夏志杰
张志胜
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Jiangsu Nangao Intelligent Equipment Innovation Center Co ltd
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Jiangsu Nangao Intelligent Equipment Innovation Center Co ltd
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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
    • B23Q3/15—Devices for holding work using magnetic or electric force acting directly on the work
    • B23Q3/154—Stationary devices
    • B23Q3/1543—Stationary devices using electromagnets
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Jigs For Machine Tools (AREA)
  • Drilling And Boring (AREA)

Abstract

The invention relates to a numerical control drilling machine with high machining precision of parts, which comprises a main body and a clamping mechanism, wherein the clamping mechanism comprises a base, a clamping assembly, an adjusting assembly and a cleaning assembly, the base is horizontally arranged in the main body, the clamping assembly and the cleaning assembly are both arranged on the base, the numerical control drilling machine with high machining precision of the parts can realize encircling clamping and limiting of a sphere through a clamping unit, the clamping effect is improved, the sphere is blown through the cleaning assembly, the sphere rotates, the anti-skid patterns can not only improve the clamping effect of the sphere, but also polish the surface of the sphere, burrs are prevented from being generated after punching, the labor intensity is reduced, the limiting of a drill bit is realized through the adjusting assembly, the gap between the drill bit and a through hole is reduced, and therefore the drill bit is better positioned right above the sphere, the machining of different apertures is facilitated, the punching precision is improved, and the practicability of use is improved.

Description

Numerical control drilling machine with high machining precision of parts
Technical Field
The invention particularly relates to a numerical control drilling machine with high machining precision of parts.
Background
The numerical control drilling machine is mainly used for drilling, reaming, tapping and other processing, and is preferred for drilling various large-scale parts of porous rich source sea such as ultra-long laminated plates, longitudinal beams, structural steel, tubular parts and the like in the industries of automobiles, locomotives, shipbuilding, aerospace and engineering machinery.
The centre gripping that is used for the spheroid now is fixed through the bench vice generally, can only realize the contact to spheroidal point and area to influence spheroidal centre gripping effect, the damage of drill bit when leading to punching, and at the in-process of punching, because spheroidal surface is the arc, can produce the skew when making the drill bit begin to fix a position the punching, thereby influence the precision of punching, even more can lead to the fracture of drill bit, and after punching, operating personnel need the manual cleanness to the bench vice and polish to spheroid drilling department, intensity of labour is great, the practicality is not strong.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to overcome the defects of the prior art, the numerical control drilling machine with high machining precision of parts is provided.
The technical scheme adopted for solving the technical problems is as follows: the numerical control drilling machine with the high machining precision of the parts comprises a main body and a clamping mechanism, wherein the clamping mechanism comprises a base, a clamping assembly, an adjusting assembly and a cleaning assembly, the base is horizontally arranged in the main body, and the clamping assembly and the cleaning assembly are both arranged on the base;
the clamping assembly comprises a first fixed block, a second fixed block and clamping units, wherein the first fixed block is arranged on the base, the second fixed block is arranged above the first fixed block, the first fixed block and the second fixed block are opposite to each other, a semicircular groove is respectively arranged on the first fixed block and the second fixed block, the two semicircular grooves are opposite to each other, the centers of the two semicircular grooves are positioned on the same axis, anti-skidding patterns are formed on the inner wall of each groove, the two clamping units are respectively arranged at two ends of the first fixed block, and the two clamping units are symmetrically arranged relative to the first fixed block;
the cleaning assembly is arranged in the base and comprises an air pump, an air outlet pipe, an air inlet pipe and a one-way valve, the air pump is arranged in the base, the air inlet pipe is arranged on the base, one end of the air inlet pipe extends into the base to be communicated with the air pump, the air outlet pipe is arranged between the first fixed block and the base, one end of the air outlet pipe extends into the base to be communicated with the air pump, the other end of the air outlet pipe is communicated with the inside of the groove on the first fixed block, and the one-way valve is arranged in the air outlet pipe;
the second fixing block is provided with a through hole, the through hole and the air outlet pipe are coaxially arranged, the adjusting component is arranged in the through hole, the adjusting component comprises an adjusting unit and an abutting unit, two cylindrical auxiliary grooves are formed in the inner wall of the through hole, the two auxiliary grooves are symmetrically arranged around the axis of the through hole, the two auxiliary grooves are opposite to each other, the abutting unit is two, the two abutting units are respectively arranged in the two auxiliary grooves, the abutting unit comprises an abutting block, a moving rod, a first spring and a sliding block, the sliding block is arranged in the auxiliary grooves, the sliding block is in sliding connection with the auxiliary grooves, the abutting block is arranged in the through hole, the moving rod is arranged between the abutting block and the sliding block, one end of the moving rod is connected with the abutting block, the other end of the moving rod extends into the auxiliary grooves to be connected with the sliding block, the first spring is arranged in the auxiliary grooves, one end of the first spring is connected with the sliding block, the other end of the first spring is connected with the bottom end inside the auxiliary grooves, the adjusting unit is arranged between the two abutting units, and the adjusting unit is connected with the driving unit in a driving mode;
preferably, the abutting blocks are arc-shaped, the centers of the two abutting blocks in the two abutting units are positioned on the same axis, and the arc surfaces of the abutting blocks are mirror surfaces.
Here through the arc support block, can increase the area of contact between support block and the drill bit to promote stable effect, set up simultaneously through the mirror surface and support the block, can reduce the frictional force with between the drill bit, thereby prevent the damage of drill bit, realize the protection to the drill bit.
Preferably, in order to realize moving two simultaneously of leaning on the unit, reduce the clearance of leaning on between piece and the drill bit to improve the accuracy that punches, the adjusting unit includes plectane, bearing frame, first gear, bull stick and drive unit, the plectane sets up the top at the second fixed block, the plectane is located one side of through-hole, the bearing frame sets up on the second fixed block, first gear sets up the below at the plectane, the bull stick sets up between plectane and first gear, the plectane passes through the bull stick and is connected with first gear drive, drive unit has two, and two drive units set up respectively in the both sides of first gear, drive unit includes second gear, rack and branch, the second gear sets up one side at first gear, second gear and first gear engagement, the rack sets up one side at the second gear, rack and second gear engagement, the branch sets up between slider and rack, the one end of branch stretches into the auxiliary groove and is connected with the slider, the other end and the rack of branch are connected.
Preferably, the rack is provided with a bar-shaped limit groove, the cross section of the limit groove is dovetail-shaped, a limit unit is arranged in the limit groove, the limit unit comprises a limit rod and a limit bead, the limit bead is arranged in the limit groove, the limit rod is arranged above the limit bead, and the limit bead is in rolling connection with the limit groove.
Here through the spacing groove of setting on the rack for spacing pearl is located spacing inslot, thereby realizes spacing to the rack, makes the rack more stable at the in-process that removes, promotes promptly and supports the mobile accuracy who leans on the piece, improves the precision of punching.
Preferably, the second fixed block is provided with scales, the second fixed block is provided with a strip-shaped sliding groove, a pointer is arranged in the sliding groove, one end of the pointer stretches into the sliding groove to be connected with the sliding block, and the other end of the pointer is opposite to the scales.
Here the movement distance of the abutment block is controlled by the pointer moving over the scale.
Preferably, the clamping unit comprises a first magnet, a positioning rod, a limiting plate, a second spring and an electromagnet, wherein the first magnet is arranged on the second fixed block, the limiting plate is arranged above the first magnet, the positioning rod is arranged between the base and the limiting plate, one end of the positioning rod is connected with the limiting plate, the other end of the positioning rod penetrates through the first magnet to be connected with the base, the first magnet is in sliding connection with the positioning rod, the second spring is arranged between the first magnet and the limiting plate, the second spring is sleeved on the positioning rod, one end of the second spring is connected with the limiting plate, the other end of the second spring is connected with the first magnet, the electromagnet is sleeved on the positioning rod, the electromagnet is located below the first magnet, the bottom end of the electromagnet is connected with the base, and the electromagnet is attracted with the first magnet.
The second fixed block is pushed towards the first fixed block by the restoring force of the second spring, so that the ball is propped against, the ball is elastically propped against, meanwhile, the current direction is controlled by the electromagnet, the S level and the N level are converted, the attraction and repulsion of the first magnet are realized, the clamping effect on the ball can be improved when the electromagnet and the first magnet attract each other, the ball is convenient to detach when the electromagnet and the first magnet repel each other, the labor intensity is reduced, and the use practicability is improved.
Here realize the spacing to first magnet through the cooperation of locating lever and limiting plate for first magnet removes more stably on the locating lever.
Here, the length of the positioning rod can be reduced by the first magnet arranged on one side of the second fixed block, which is close to the first fixed block, so that the positioning rod is prevented from colliding with the drill bit, and the space is saved.
Preferably, the main body comprises a workbench, a driving box and a drill bit, the workbench is arranged at the bottom end of the inside of the main body, the base is arranged on the workbench, a driving device is arranged in the driving box, the driving box is arranged at the top end of the inside of the main body, the drill bit is arranged below the driving box, the drill bit stretches into the driving box and is connected with the driving device, and the drill bit is in transmission connection with the driving device.
Here not only can realize the lift to the drill bit through the inside drive arrangement of drive box, can also realize the rotation to the drill bit simultaneously to realize punching to the spheroid.
Preferably, the two ends of the base are respectively provided with a connecting unit, the connecting units comprise bolts and slide bells, the workbench is provided with a plurality of strip-shaped connecting grooves, the cross section of each connecting groove is T-shaped, the slide bells are arranged in the connecting grooves, and the base is connected with the slide bells through the bolts.
Here through setting up the slide bell in the spread groove is inside, can be free in the spread groove internal sliding, then the cooperation of rethread bolt realizes the fixed to the base, prevents the removal of base to be convenient for realize the dismantlement to the base, improved the practicality.
The numerical control drilling machine with high machining precision of the parts has the advantages that the second fixed block moves towards the direction of the first fixed block through the clamping unit, so that encircling clamping and limiting of the spheres are achieved, the clamping effect is improved, the spheres are blown through the cleaning assembly, the spheres rotate, the clamping effect on the spheres can be improved through the anti-skid patterns, polishing of the surfaces of the spheres can be achieved, burrs after punching are prevented, automatic clamping and moving of the spheres are achieved through matching of the electromagnet, the first magnet and the second spring, labor intensity is reduced, limiting of the drill bit is achieved through the adjusting assembly, gaps between the drill bit and the through holes are reduced, the drill bit is located right above the spheres, machining of different apertures is facilitated, punching precision is improved, and practicality of use is improved.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic structural view of a numerical control drilling machine with high machining precision of parts;
FIG. 2 is a schematic structural view of an aeration pipe clamping mechanism of a numerically-controlled drilling machine with high machining precision of parts;
FIG. 3 is a schematic diagram of a connection structure of a second fixed block of an aeration pipe and an adjusting assembly of the numerically-controlled drilling machine, wherein the second fixed block is high in machining precision of parts;
FIG. 4 is a schematic structural view of an aeration pipe adjusting assembly of the numerically-controlled drilling machine, which has high machining precision of parts;
fig. 5 is an enlarged view of a portion a of fig. 2;
fig. 6 is an enlarged view of a portion B of fig. 3;
fig. 7 is an enlarged view of a portion C of fig. 4;
in the figure: 1. the base, 2, the first fixed block, 3, the second fixed block, 4, the air pump, 5, the air outlet pipe, 6, the air inlet pipe, 7, the one-way valve, 8, the abutting block, 9, the moving rod, 10, the first spring, 11, the sliding block, 12, the circular plate, 13, the bearing seat, 14, the first gear, 15, the rotating rod, 16, the second gear, 17, rack, 18, strut, 19, stop bar, 20, stop bead, 21, pointer, 22, first magnet, 23, stop bar, 24, stop plate, 25, second spring, 26, electromagnet, 27, workbench, 28, drive box, 29, drill, 30, slide bell, 31, bolt.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
1-2, a numerical control drilling machine with high machining precision of parts comprises a main body and a clamping mechanism, wherein the clamping mechanism comprises a base 1, a clamping assembly, an adjusting assembly and a cleaning assembly, the base 1 is horizontally arranged in the main body, and the clamping assembly and the cleaning assembly are both arranged on the base 1;
the clamping assembly comprises a first fixed block 2, a second fixed block 3 and clamping units, wherein the first fixed block 2 is arranged on a base 1, the second fixed block 3 is arranged above the first fixed block 2, the first fixed block 2 and the second fixed block 3 are opposite to each other, a semicircular groove is respectively arranged on the first fixed block 2 and the second fixed block 3, the two semicircular grooves are opposite to each other, the centers of the two semicircular grooves are positioned on the same axis, anti-skid patterns are formed on the inner wall of each groove, the two clamping units are respectively arranged at two ends of the first fixed block 2, and the two clamping units are symmetrically arranged relative to the first fixed block 2;
the cleaning component is arranged in the base 1, the cleaning component comprises an air pump 4, an air outlet pipe 5, an air inlet pipe 6 and a one-way valve 7, the air pump 4 is arranged in the base 1, the air inlet pipe 6 is arranged on the base 1, one end of the air inlet pipe 6 stretches into the base 1 to be communicated with the air pump 4, the air outlet pipe 5 is arranged between the first fixed block 2 and the base 1, one end of the air outlet pipe 5 stretches into the base 1 to be communicated with the air pump 4, the other end of the air outlet pipe 5 is communicated with the inner portion of the groove in the first fixed block 2, and the one-way valve 7 is arranged in the air outlet pipe 5.
Here, the second fixing block 3 is moved by the clamping unit, so that a gap is reserved between the second fixing block 3 and the first fixing block 2, the ball is placed in the groove between the first fixing block 2 and the second fixing block 3, the holding unit is used for holding and limiting the ball in a surrounding mode, and the electromagnet 26 attracts the first magnet 22, so that the holding effect of the ball is improved.
The air pump 4 is operated here for outside air flows into the air pump 4 through the air inlet pipe 6, then flow into the recess on the first fixed block 2 through the outlet duct 5, here through setting up in the inside check valve 7 of outlet duct 5, can prevent that the rubbish of recess inside from getting into in the air pump 4, realize the protection to the air pump 4, here after punching, the air inlet pipe 6 realizes blowing off to the spheroid, here because spheroid and air inlet pipe 6 are the deviation, the spheroid will rotate in the recess here, through the antiskid line of setting on the recess inner wall, realize polishing to the spheroid, prevent to punch the remaining burr on the spheroid and cause the injury to the operating personnel, realize the protection to the operating personnel, at this moment electro-magnet 26 is in the off-state, at this moment through the blowing of outlet duct 5, make the spheroid take place to remove, will appear the clearance between first fixed block 2 and the second fixed block 3, thereby the spheroid of being convenient for rotates in the recess.
As shown in fig. 3-5, the second fixing block 3 is provided with a through hole, the through hole and the air outlet pipe 5 are coaxially arranged, the adjusting component is arranged in the through hole, the adjusting component comprises an adjusting unit and an abutting unit, two cylindrical auxiliary grooves are formed in the inner wall of the through hole, the two auxiliary grooves are symmetrically arranged around the axis of the through hole, the two auxiliary grooves are opposite to each other, the abutting units are two, the two abutting units are respectively arranged in the two auxiliary grooves, the abutting unit comprises an abutting block 8, a moving rod 9, a first spring 10 and a sliding block 11, the sliding block 11 is arranged in the auxiliary grooves, the sliding block 11 is in sliding connection with the auxiliary grooves, the abutting block 8 is arranged in the through hole, the moving rod 9 is arranged between the abutting block 8 and the sliding block 11, one end of the moving rod 9 is connected with the abutting block 8, the other end of the moving rod 9 stretches into the auxiliary grooves to the sliding block 11, the first spring 10 is arranged in the auxiliary grooves, one end of the first spring 10 is connected with the sliding block 11, the other end of the first spring 10 is connected with the sliding block 11, and the bottom end of the first spring 10 is connected with the adjusting unit in the abutting unit;
preferably, the abutting blocks 8 are arc-shaped, the centers of the two abutting blocks 8 in the two abutting units are located on the same axis, and the arc surfaces of the abutting blocks 8 are mirror surfaces.
Here through the arc support block 8, can increase the area of contact between support block 8 and the drill bit 29 to promote stable effect, set up at support block 8 through the mirror surface simultaneously, can reduce the frictional force with the drill bit 29, thereby prevent the damage of drill bit 29, realize the protection to drill bit 29.
Preferably, in order to realize the simultaneous movement of the two abutting units, the gap between the abutting blocks 8 and the drill bit 29 is reduced, so that the punching accuracy is improved, the adjusting unit comprises a circular plate 12, a bearing seat 13, a first gear 14, a rotating rod 15 and a transmission unit, the circular plate 12 is arranged above the second fixed block 3, the circular plate 12 is positioned at one side of the through hole, the bearing seat 13 is arranged on the second fixed block 3, the first gear 14 is arranged below the circular plate 12, the rotating rod 15 is arranged between the circular plate 12 and the first gear 14, the circular plate 12 is in transmission connection with the first gear 14 through the rotating rod 15, the two transmission units are respectively arranged at two sides of the first gear 14, the transmission unit comprises a second gear 16, a rack 17 and a supporting rod 18, the second gear 16 is arranged at one side of the first gear 14, the second gear 16 is meshed with the first gear 14, the rack 17 is arranged at one side of the second gear 16, the supporting rod 17 is meshed with the second gear 16, the rack 17 is arranged between the sliding block 11 and the first gear 14, the rack 17 is connected with one end of the supporting rod 18, and the other end of the supporting rod is connected with the sliding block 18.
When the required abutting is adjusted, only the circular plate 12 is required to be rotated, the circular plate 12 drives the rotary rod 15 to rotate, the rotary rod 15 drives the first gear 14 to rotate, the first gear 14 drives the second gear 16 to rotate, the second gear 16 drives the rack 17 to move, the rack 17 drives the support rod 18 to move, the support rod 18 drives the slide block 11 to slide in the auxiliary groove, the slide block 11 drives the connecting rod to move, and the connecting rod drives the abutting block 8 to move, so that when the first gear 14 simultaneously drives the two second gears 16 to rotate, the two racks 17 simultaneously move towards the same or opposite directions, so that the circle centers of the two arc abutting blocks 8 are always positioned on the axis of the through hole, the gap between the drill bit 29 and the abutting block 8 can be reduced, the situation that the gap on one side is large is prevented, the abutting block 8 is better abutted against the drill bit 29, the stability of the drilling bit 29 is improved, the positioning effect is improved, and the drilling precision is improved.
As shown in fig. 6, preferably, the rack 17 is provided with a bar-shaped limit groove, the cross section of the limit groove is dovetail-shaped, a limit unit is arranged in the limit groove, the limit unit comprises a limit rod 19 and a limit bead 20, the limit bead 20 is arranged in the limit groove, the limit rod 19 is arranged above the limit bead 20, and the limit bead 20 is in rolling connection with the limit groove.
Here through the spacing groove that sets up on rack 17 for spacing pearl 20 is located the spacing inslot, thereby realizes spacing to rack 17, makes rack 17 more stable at the in-process that removes, promotes promptly and supports the mobile accuracy who leans on piece 8, improves the precision of punching.
As shown in fig. 7, preferably, the second fixing block 3 is provided with a scale, the second fixing block 3 is provided with a bar-shaped sliding groove, a pointer 21 is arranged in the sliding groove, one end of the pointer 21 extends into the sliding groove to be connected with the sliding block 11, and the other end of the pointer 21 is opposite to the scale.
Here, the pointer 21 is moved on the scale, thereby facilitating control of the moving distance against the block 8.
Preferably, the clamping unit comprises a first magnet 22, a positioning rod 23, a limiting plate 24, a second spring 25 and an electromagnet 26, wherein the first magnet 22 is arranged on the second fixed block 3, the limiting plate 24 is arranged above the first magnet 22, the positioning rod 23 is arranged between the base 1 and the limiting plate 24, one end of the positioning rod 23 is connected with the limiting plate 24, the other end of the positioning rod 23 penetrates through the first magnet 22 to be connected with the base 1, the first magnet 22 is in sliding connection with the positioning rod 23, the second spring 25 is arranged between the first magnet 22 and the limiting plate 24, the second spring 25 is sleeved on the positioning rod 23, one end of the second spring 25 is connected with the limiting plate 24, the other end of the second spring 25 is connected with the first magnet 22, the electromagnet 26 is sleeved on the positioning rod 23, the electromagnet 26 is positioned below the first magnet 22, the bottom end of the electromagnet 26 is connected with the base 1, and the electromagnet 26 attracts with the first magnet 22.
The second fixing block 3 is pushed towards the first fixing block 2 by the restoring force of the second spring 25, so that the ball is propped against, the ball is elastically propped against, meanwhile, the current direction is controlled by the electromagnet 26, the S level and the N level are converted, the attraction and the repulsion of the first magnet 22 are realized, the clamping effect on the ball can be improved when the electromagnet 26 and the first magnet 22 attract each other, and the ball is convenient to detach when the electromagnet 26 and the first magnet 22 repel each other, so that the labor intensity is reduced, and the practicability of use is improved.
Here, the first magnet 22 is limited by the cooperation of the positioning rod 23 and the limiting plate 24, so that the first magnet 22 moves on the positioning rod 23 more stably.
Here, by the first magnet 22 provided on the side of the second fixed block 3 close to the first fixed block 2, the length of the positioning rod 23 can be reduced, thereby preventing the positioning rod 23 from colliding with the drill bit 29, saving space.
Preferably, the main body comprises a workbench 27, a driving box 28 and a drill bit 29, wherein the workbench 27 is arranged at the bottom end of the inside of the main body, the base 1 is arranged on the workbench 27, a driving device is arranged in the driving box 28, the driving box 28 is arranged at the top end of the inside of the main body, the drill bit 29 is arranged below the driving box 28, the drill bit 29 stretches into the driving box 28 to be connected with the driving device, and the drill bit 29 is in transmission connection with the driving device.
Here, not only the lifting of the drill bit 29 but also the rotation of the drill bit 29 can be realized by the driving device inside the driving box 28, so that the punching of the ball body can be realized.
Preferably, two ends of the base 1 are respectively provided with a connection unit, the connection unit comprises a bolt 31 and a slide bell 30, the workbench 27 is provided with a plurality of strip-shaped connection grooves, the cross section of each connection groove is T-shaped, the slide bell 30 is arranged in each connection groove, and the base 1 is connected with the slide bell 30 through the bolt 31.
Here through setting up the slide bell 30 in the spread groove is inside, can be free in the spread groove internal sliding, then through the cooperation of bolt 31, realize the fixed to base 1, prevent the removal of base 1 to be convenient for realize the dismantlement to base 1, improved the practicality.
Compared with the prior art, this numerical control drilling machine that spare part machining precision is high passes through the clamping unit for second fixed block 3 moves to the direction of first fixed block 2, thereby realize encircling centre gripping and spacing to the spheroid, promote the centre gripping effect, through clean subassembly, realize blowing to the spheroid, make the spheroid rotate, here anti-skidding line not only can promote the centre gripping effect to the spheroid, can also realize polishing to the spheroid surface simultaneously, prevent the production of burr after punching, and here through the cooperation of electro-magnet 26, first magnet 22 and second spring 25, realize automatic centre gripping and the sending of spheroid, reduce intensity of labour, here realize spacing to drill bit 29 through adjusting part, reduce the clearance between drill bit 29 and the through-hole, thereby make drill bit 29 better be located the spheroid directly over, be convenient for realize the processing to different apertures, promote the punching precision, the practicality of using has been improved.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.

Claims (8)

1. The numerical control drilling machine is characterized by comprising a main body and a clamping mechanism, wherein the clamping mechanism comprises a base (1), a clamping assembly, an adjusting assembly and a cleaning assembly, the base (1) is horizontally arranged in the main body, and the clamping assembly and the cleaning assembly are both arranged on the base (1);
the clamping assembly comprises a first fixed block (2), a second fixed block (3) and clamping units, wherein the first fixed block (2) is arranged on a base (1), the second fixed block (3) is arranged above the first fixed block (2), the first fixed block (2) and the second fixed block (3) are opposite to each other, a semicircular groove is respectively arranged on the first fixed block (2) and the second fixed block (3), the two semicircular grooves are opposite to each other, the centers of the two semicircular grooves are positioned on the same axis, anti-skidding patterns are formed on the inner wall of each groove, the two clamping units are respectively arranged at two ends of the first fixed block (2), and the two clamping units are symmetrically arranged relative to the first fixed block (2);
the cleaning assembly is arranged in the base (1), the cleaning assembly comprises an air pump (4), an air outlet pipe (5), an air inlet pipe (6) and a one-way valve (7), the air pump (4) is arranged in the base (1), the air inlet pipe (6) is arranged on the base (1), one end of the air inlet pipe (6) stretches into the base (1) to be communicated with the air pump (4), the air outlet pipe (5) is arranged between the first fixed block (2) and the base (1), one end of the air outlet pipe (5) stretches into the base (1) to be communicated with the air pump (4), the other end of the air outlet pipe (5) is communicated with the inner part of the groove on the first fixed block (2), and the one-way valve (7) is arranged in the air outlet pipe (5);
the utility model discloses a transmission unit, including fixed block (3) and slider (11), the through-hole sets up in the through-hole with outlet duct (5), adjusting part sets up in the through-hole, adjusting part includes adjusting unit and supports and lean on the unit, be equipped with two cylindricality auxiliary tank on the inner wall of through-hole, two auxiliary tank are just setting up about the axis symmetry of through-hole, it has two to support to lean on the unit, two support and lean on the unit and set up respectively in two auxiliary tank, lean on the unit to include to lean on block (8), movable rod (9), first spring (10) and slider (11), slider (11) set up in auxiliary tank, slider (11) and auxiliary tank sliding connection, lean on block (8) to set up in the through-hole, movable rod (9) set up and lean on between block (8) and slider (11), the one end of movable rod (9) is just being connected with support block (8), the other end of movable rod (9) stretches into auxiliary tank and slider (11) and is connected, first spring (10) set up in auxiliary tank, first spring (10) are connected with two auxiliary tank, the other end is leaned on the unit to be connected with the transmission unit.
2. The numerical control drilling machine with high machining precision of parts according to claim 1, wherein the abutting blocks (8) are arc-shaped, the centers of circles of the two abutting blocks (8) in the two abutting units are positioned on the same axis, and the arc surfaces of the abutting blocks (8) are mirror surfaces.
3. The numerical control drilling machine with high machining precision of parts according to claim 1, wherein the adjusting unit comprises a circular plate (12), a bearing seat (13), a first gear (14), a rotating rod (15) and a transmission unit, wherein the circular plate (12) is arranged above the second fixed block (3), the circular plate (12) is positioned at one side of the through hole, the bearing seat (13) is arranged on the second fixed block (3), the first gear (14) is arranged below the circular plate (12), the rotating rod (15) is arranged between the circular plate (12) and the first gear (14), the circular plate (12) is in transmission connection with the first gear (14) through the rotating rod (15), the two transmission units are respectively arranged at two sides of the first gear (14), the transmission unit comprises a second gear (16), a rack (17) and a support rod (18), the second gear (16) is arranged at one side of the first gear (14), the second gear (16) is meshed with the first gear (14), the second gear (17) is meshed with the rack (17) and the second gear (17) is arranged at one side of the rack (17), one end of the supporting rod (18) extends into the auxiliary groove to be connected with the sliding block (11), and the other end of the supporting rod (18) is connected with the rack (17).
4. The numerical control drilling machine with high machining precision for parts according to claim 3, wherein the rack (17) is provided with a bar-shaped limit groove, the cross section of the limit groove is dovetail-shaped, a limit unit is arranged in the limit groove and comprises a limit rod (19) and a limit bead (20), the limit bead (20) is arranged in the limit groove, the limit rod (19) is arranged above the limit bead (20), and the limit bead (20) is in rolling connection with the limit groove.
5. The numerical control drilling machine with high machining precision for parts according to claim 1, wherein scales are arranged on the second fixed block (3), a strip-shaped sliding groove is formed in the second fixed block (3), a pointer (21) is arranged in the sliding groove, one end of the pointer (21) stretches into the sliding groove to be connected with the sliding block (11), and the other end of the pointer (21) is opposite to the scales.
6. The numerical control drilling machine with high processing precision of parts according to claim 1, wherein the clamping unit comprises a first magnet (22), a positioning rod (23), a limiting plate (24), a second spring (25) and an electromagnet (26), wherein the first magnet (22) is arranged on the second fixed block (3), the limiting plate (24) is arranged above the first magnet (22), the positioning rod (23) is arranged between the base (1) and the limiting plate (24), one end of the positioning rod (23) is connected with the limiting plate (24), the other end of the positioning rod (23) passes through the first magnet (22) to be connected with the base (1), the first magnet (22) is in sliding connection with the positioning rod (23), the second spring (25) is arranged between the first magnet (22) and the limiting plate (24), one end of the second spring (25) is sleeved on the positioning rod (23) to be connected with the limiting plate (24), the other end of the second spring (25) is sleeved on the electromagnet (26) to be connected with the base (1) and the other end of the electromagnet (26) is arranged on the base (22), the electromagnet (26) attracts the first magnet (22).
7. The numerical control drilling machine with high machining precision of parts according to claim 1, wherein the main body comprises a workbench (27), a driving box (28) and a drill bit (29), the workbench (27) is arranged at the bottom end inside the main body, the base (1) is arranged on the workbench (27), a driving device is arranged in the driving box (28), the driving box (28) is arranged at the top end inside the main body, the drill bit (29) is arranged below the driving box (28), the drill bit (29) stretches into the driving box (28) to be connected with the driving device, and the drill bit (29) is in transmission connection with the driving device.
8. The numerical control drilling machine with high machining precision for parts according to claim 7, wherein two ends of the base (1) are respectively provided with a connecting unit, the connecting units comprise bolts (31) and slide bells (30), the workbench (27) is provided with a plurality of strip-shaped connecting grooves, the cross section of each connecting groove is T-shaped, the slide bells (30) are arranged in the connecting grooves, and the base (1) is connected with the slide bells (30) through the bolts (31).
CN202111634165.0A 2021-12-29 2021-12-29 Numerical control drilling machine with high machining precision of parts Active CN114227334B (en)

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Publication number Priority date Publication date Assignee Title
CN115194525B (en) * 2022-08-12 2023-12-01 徐州福凯欣智能科技有限公司 Machining positioning equipment
CN115740540A (en) * 2022-10-19 2023-03-07 秦冰清 Drainage type numerically-controlled drilling machine capable of machining workpieces with different diameters

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CN107309695A (en) * 2017-08-21 2017-11-03 成都磁动势科技有限公司 Spherical work-piece electromagnetic gripping device
CN111842974A (en) * 2020-07-30 2020-10-30 南京江宁区上峰国银标准件厂 Punching device for metal ball
CN113020414A (en) * 2021-02-26 2021-06-25 南京速淘技术研发有限公司 Punching device for titanium alloy thin pipe

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Publication number Priority date Publication date Assignee Title
JP2009226549A (en) * 2008-03-24 2009-10-08 American Bowling Service:Kk Boring device for bowling ball
CN104959864A (en) * 2015-05-29 2015-10-07 苏州亚思科精密数控有限公司 Numerical control machine tool clamp
CN107309695A (en) * 2017-08-21 2017-11-03 成都磁动势科技有限公司 Spherical work-piece electromagnetic gripping device
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CN113020414A (en) * 2021-02-26 2021-06-25 南京速淘技术研发有限公司 Punching device for titanium alloy thin pipe

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