CN113649630A - Milling cutter for drilling polaroid - Google Patents
Milling cutter for drilling polaroid Download PDFInfo
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- CN113649630A CN113649630A CN202111124483.2A CN202111124483A CN113649630A CN 113649630 A CN113649630 A CN 113649630A CN 202111124483 A CN202111124483 A CN 202111124483A CN 113649630 A CN113649630 A CN 113649630A
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- rod
- hole
- milling cutter
- drilling
- wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/48—Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2210/00—Details of milling cutters
- B23C2210/40—Flutes, i.e. chip conveying grooves
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- 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
Abstract
The invention discloses a milling cutter for drilling a polaroid, which relates to the technical field of milling cutters and adopts the technical scheme that: the hole-drilling tool comprises a handle component, wherein the top of the handle component is connected with a milling cutter rod part, the handle component comprises a flat tail, a handle part, a neck part, a marking groove and marking lines, the milling cutter rod part comprises a hole-expanding rod, a cleaning rod, a conical rod and a positioning rod, the hole-expanding rod comprises a first chip groove, a first cross edge, a first cutting opening, a frosting surface and a smooth surface, and the cleaning rod comprises a second chip groove, a second cross edge, a second cutting opening, a transverse grinding surface, a longitudinal grinding surface and a grinding wheel surface.
Description
Technical Field
The invention relates to the technical field of milling cutters, in particular to a milling cutter for drilling a polaroid.
Background
The polaroid is one of three key components of a liquid crystal display, is a composite material which is made by compounding a stretched polyvinyl alcohol film and a cellulose triacetate film, can realize the characteristics of high brightness and high contrast of liquid crystal display, the area of the polaroid applied to a mobile phone display is smaller, the polaroid is formed by cutting a mother plate, in order to adapt to a full-screen mobile phone, a round hole required by a preset camera before installation needs to be reserved on the polaroid, the polarizer is usually punched by a milling cutter, the inner wall of the hole needs to be cleaned, and the problem that the installation precision of the preset camera is influenced by impurities and the like existing in the inner wall of the hole is prevented.
The prior art has the following defects: current usually clean drilling after punching, thereby reach the standard of the leading camera of installation, this kind of operation mode need punch earlier and clean again, and the operating procedure is more loaded down with trivial details relatively, uses viscous material when clean drilling simultaneously, needs to change viscous material after clean drilling, has certain use to consume, also consumes certain time at the viscous material of changing clean milling cutter outer wall and has increased operating personnel's work load, inconvenient use.
Therefore, it is necessary to invent a milling cutter for drilling a polarizer.
Disclosure of Invention
Therefore, the milling cutter for drilling the polaroid is provided, when the cleaning rod rotates, the transverse grinding surface, the longitudinal grinding surface and the grinding wheel surface sequentially polish and finish the inner wall of the drilled hole, the smoothness of the inner wall of the hole is improved, meanwhile, impurities remained on the inner wall of the hole are cleaned, the cleanliness of the hole is improved, the inner wall of the hole can be conveniently cleaned synchronously during drilling, the working efficiency is improved, and the problems in the background art are solved.
In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a polaroid is milling cutter for drilling, includes the stalk portion subassembly, the milling cutter pole portion is connected at stalk portion subassembly top, the stalk portion subassembly includes flat tail, stalk portion, neck, mark groove and mark line, milling cutter pole portion includes reaming pole, clean pole, bell rod and locating lever, the reaming pole includes chip groove one, chisel edge one, cutting opening one, dull polish face and smooth surface, clean pole includes chip groove two, chisel edge two, cutting opening two, horizontal lapping surface, vertical lapping surface and emery wheel face, the bell rod includes drain groove three and cutting reel edge.
Preferably, the positioning rod is a cylindrical rod, the cylindrical rod is fixedly connected to the bottom of the conical rod, the outer wall of the cylindrical rod is a smooth arc surface, the end part of the cylindrical rod is a tip I, and the diameter of one end part of the tip is 0.5 mm.
Preferably, the positioning rod is a conical rod, the conical rod is fixedly connected to the bottom of the conical rod and is conical, a second frosting surface is arranged on the outer wall of the conical rod, the end part of the conical rod is a second pointed end, the diameter of the two pointed end is 0.5 mm, and rasps are uniformly distributed on the surface of the second frosting surface.
Preferably, the flat tail bottom is fixedly connected with the handle portion, the handle portion is cylindrical, the handle portion bottom is fixedly connected with the neck portion, the outer wall of the neck portion is provided with a mark groove, the inner wall of the mark groove is a smooth curved surface, and mark lines are arranged on the surface of the mark groove.
Preferably, reaming pole fixed connection is in the neck bottom, first chip groove is seted up to reaming pole surface spiral, first chip groove sets up to 45 with reaming pole horizontal cross section contained angle, first chip groove is equipped with two sets ofly, and is two sets of first chip groove is about reaming pole centre of a circle department central symmetry, a chip groove outside is chisel edge one, a top of chisel edge and bottom all are equipped with cutting mouth one, a cutting mouth outer wall is the arc surface, cutting mouth one sets up to 45 with reaming pole horizontal cross section contained angle.
Preferably, the right side a chisel edge outer wall sets up to dull polish face one, a dull polish face surface evenly distributed file line, the file line diameter is 0.2 millimeter, the left side a chisel edge outer wall sets up to the smooth surface, smooth surface and dull polish face one are about reaming pole centre of a circle department central symmetry.
Preferably, two groups of chip grooves II are spirally formed in the surface of the cleaning rod and are centrosymmetric around the circle center of the hole rod, the rotation directions of the chip grooves II and the chip grooves I are the same, the included angle between the chip grooves II and the horizontal section of the hole expanding rod is 45 degrees, the ratio of the rotation distance of the chip grooves II to the rotation distance of the chip grooves I is 1:2, and the end parts of the chip grooves II are connected with one end parts of the chip grooves.
Preferably, a second chisel edge is arranged on the outer side of the second chip groove, the top and the bottom of the second chisel edge are provided with a second cutting opening, and the surface of the second chisel edge is sequentially provided with a transverse grinding surface, a longitudinal grinding surface and a grinding wheel surface from bottom to top.
Preferably, toper pole fixed connection is in clean pole bottom, the toper pole sets up to the round platform form, escape canal three is seted up to toper pole surface spiral, the three outsides of escape canal are the cutting sword, escape canal three is 45 with toper pole horizontal cross section contained angle, the three outsides of escape canal are the cutting sword, the file is evenly seted up on cutting sword surface.
Preferably, chip removal holes are formed in the three surfaces of the discharge groove, the chip removal holes sequentially penetrate through the inner walls of the tapered rod, the cleaning rod and the reaming rod, the chip removal holes are spiral, and the end portions of the chip removal holes extend to the outer wall of the right side of the reaming rod.
The invention has the beneficial effects that:
1. by arranging the cylindrical rod and arranging the first pointed end at the end part of the cylindrical rod, the positioning can be conveniently and accurately carried out when the surfaces of the polarizers are punched through the first pointed end, the punching accuracy is improved, and the punching precision and the punching efficiency are improved;
2. by arranging the conical rod, when the conical rod rotates, the conical rod is used for gradually punching from small to large, so that the punching precision is improved, the phenomenon that the polarizer is cracked due to the fact that the polarizer is directly punched by a milling cutter in a large area is avoided, the punching safety is improved, the possibility of material waste of the polarizer is reduced, and the punching success rate is improved;
3. by arranging the chip removal hole, when the milling cutter rotates, chips generated by drilling enter the inner wall of the rod part of the milling cutter through the chip removal hole, then spirally rise in the chip removal hole under the action of centrifugal force, and are discharged through the top of the chip removal hole, so that the chip removal efficiency is improved again on the basis of chip removal of a traditional discharge groove, and the cleanliness of the hole during drilling is improved;
4. by arranging the cleaning rod, the inner wall of the drilled hole is sequentially polished and finished by the transverse grinding surface, the longitudinal grinding surface and the grinding wheel surface when the cleaning rod rotates, so that the smoothness of the inner wall of the drilled hole is improved, meanwhile, impurities remained on the inner wall of the drilled hole are cleaned, the cleanliness of the drilled hole is improved, the inner wall of the drilled hole can be conveniently cleaned synchronously during drilling, and the working efficiency is improved;
5. through setting up the reaming pole, circulate through frosting one and smooth surface and polish to hole inner wall when the reaming pole rotates, improved the roughness of downthehole wall, prevent simultaneously to cause downthehole wall edge to take place the possibility of collapsing the limit when polishing the downthehole wall, improved the security of punching.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 provided by the present invention;
FIG. 2 is a front view of a reamer spindle according to embodiment 1 of the present invention;
FIG. 3 is a front view of a cleaning rod according to example 1 of the present invention;
FIG. 4 is a longitudinal cross-sectional view of a cleaning rod according to example 1 of the present invention;
FIG. 5 is a transverse cross-sectional view of a cleaning rod according to example 1 of the present invention;
FIG. 6 is a front view of a tapered rod according to embodiment 1 of the present invention;
FIG. 7 is a top view of a tapered rod of example 1 provided by the present invention;
fig. 8 is a schematic structural view of a conical rod 250 according to embodiment 2 of the present invention.
In the figure: shank assembly 100, tang 110, shank 120 neck 130, marking groove 140, marking line 150, milling cutter shank 200, reamer shank 210, flute one 211, chisel edge one 212, cutting edge one 213, frosted surface one 214, smooth surface 215, cleaning shank 220, flute two 221, chisel edge two 222, cutting edge two 223, transverse abrasive surface 224, longitudinal abrasive surface 225, grinding wheel surface 226, tapered shank 230, drain groove three 231, cutting edge roll 232, cylindrical shank 240, point one 241, conical shank 250, point two 251, frosted surface two 252, clearance hole 260.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1:
referring to fig. 1 to 7, the invention provides a milling cutter for polarizer drilling, which, in order to achieve the above object, provides the following technical solutions: a milling cutter for drilling a polarizer comprises a handle assembly 100, wherein the top of the handle assembly 100 is connected with a milling cutter rod part 200, the handle assembly 100 comprises a flat tail 110, a handle 120, a neck 130, a mark groove 140 and a mark line 150, the milling cutter rod part 200 comprises a hole expanding rod 210, a cleaning rod 220, a conical rod 230 and a positioning rod (not marked in the figure), the hole expanding rod 210 comprises a first chip groove 211, a first cross edge 212, a first cutting opening 213, a frosting surface 214 and a smooth surface 215, the cleaning rod 220 comprises a second chip groove 221, a second cross edge 222, a second cutting opening 223, a transverse grinding surface 224, a longitudinal grinding surface 225 and a grinding wheel surface 226, the conical rod 230 comprises a third chip groove 231 and a cutting edge 232, the positioning rod is a cylindrical rod 240, the cylindrical rod 240 is fixedly connected at the bottom of the conical rod 230, the outer wall of the cylindrical rod 240 is a smooth cambered surface, the end of the cylindrical rod 240 is a pointed tip 241, the diameter of the first tip 241 is 0.5 mm, the bottom of the flat tail 110 is fixedly connected with the handle 120, the handle 120 is cylindrical, the bottom of the handle 120 is fixedly connected with the neck 130, the outer wall of the neck 130 is provided with the mark groove 140, the inner wall of the mark groove 140 is a smooth curved surface, the surface of the mark groove 140 is provided with the mark patterns 150, concretely, the handle assembly 100 has the effect of conveniently installing the milling cutter on the output end of the drilling machine, the milling cutter rod part 200 has the effect of conveniently punching a polarizer and cleaning the inner wall of a hole, the flat tail 110 has the effect of conveniently inserting the handle 120 into the output end of the drilling machine and conveniently clamping and fixing the handle 120, the neck 130 has the effect of conveniently connecting the handle 120 with the reaming rod 210, the mark groove 140 and the mark patterns 150 are matched to have the effect of conveniently checking the drilling work area of the milling cutter rod part 200 by an operator, when the milling cutter is installed on the output end of the drilling machine to work, the depth of inserting the milling cutter into the drilling hole is judged through the mark groove 140 and the mark patterns 150, the cylindrical rod 240 has the effect of conveniently positioning the hole before drilling hole, the diameter of the first tip 241 is 0.5 mm, so that the hole position can be conveniently located, the punching accuracy is improved, the handle part 120 has the effect of facilitating the clamping of the output end of the drilling machine, the marking groove 140 has the effect of conveniently improving the identification degree of the marking pattern 150, and the marking pattern 150 has the effect of facilitating an operator to check the punching depth of the milling cutter.
Further, the reaming rod 210 is fixedly connected to the bottom of the neck 130, a first chip removal groove 211 is spirally formed in the surface of the reaming rod 210, an included angle between the first chip removal groove 211 and the horizontal cross section of the reaming rod 210 is set to be 45 degrees, two groups of first chip removal grooves 211 are arranged, the first chip removal grooves 211 are symmetrical with respect to the center of the circle of the reaming rod 210, a first chisel edge 212 is arranged outside the first chip removal groove 211, both the top and the bottom of the first chisel edge 212 are provided with a first cutting opening 213, the outer wall of the first cutting opening 213 is a circular arc surface, the included angle between the first cutting opening 213 and the horizontal cross section of the reaming rod 210 is set to be 45 degrees, the outer wall of the first right chisel edge 212 is provided with a first grinding surface 214, the surface of the first grinding surface 214 is uniformly distributed with files (not marked in the drawing), the diameter of the files is 0.2 mm, the outer wall of the first left chisel edge 212 is provided with a smooth surface 215, the smooth surface 215 and the first grinding surface 214 are symmetrical with respect to the center of the circle of the reaming rod 210, specifically, the reaming rod 210 has the function of expanding the diameter of the small hole according to the needs to be punched, the first chip groove 211 has the function of conveniently discharging the chips cut by the first chisel edge 212 in time and avoiding the chips accumulated in the hole, the inclination angle of the first chip groove 211 is set to be 45 degrees, which is beneficial to quickly discharging the chips, the first cutting port 213 has the function of conveniently and quickly cutting the polarizer for reaming, meanwhile, sundries on the inner wall of the hole are removed through the rotation of the first cutting opening 213, so that the inner wall of the hole is kept clean, the first frosted surface 214 has the function of conveniently polishing the inner wall of the hole after reaming, the inner wall of the hole is uniformly polished by the rasp pattern of the first 214 polished surface to keep the flatness and roundness of the inner wall of the hole, the smooth surface 215 has a smooth surface, through smooth surface 215 and the cooperation of frosting one 214 use, have and conveniently polish to the hole inner wall, keep the roughness and the bright and clean degree of drilling inner wall, smooth surface 215 and frosting one 214 each other are central symmetry for the hole inner wall is polished more evenly.
Further, two groups of chip grooves two 221 are spirally formed on the surface of the cleaning rod 220, the two groups of chip grooves two 221 are centrosymmetric with respect to the circle center of the hole rod 210, the rotation directions of the chip grooves two 221 and the chip grooves one 211 are the same, the included angle between the chip grooves two 221 and the horizontal section of the hole expanding rod 210 is set to 45 degrees, the rotation distance ratio of the chip grooves two 221 to the rotation distance of the chip grooves one 211 is 1:2, the end parts of the chip grooves two 221 are connected with the end parts of the chip grooves one 211, the outer sides of the chip grooves two 221 are provided with transverse edges two 222, the tops and the bottoms of the transverse edges two 222 are provided with cutting openings two 223, the surfaces of the transverse edges two 222 are sequentially provided with a transverse grinding surface 224, a longitudinal grinding surface 225 and a grinding wheel surface 226 from bottom to top, specifically, the cleaning rod 220 has functions of expanding, grinding and cleaning on the hole, the chip grooves two 221 have the function of conveniently discharging chips generated on the inner wall of the cutting holes of the transverse edges two 222 and impurities on the inner wall of the hole, the chip grooves two 221 rotate to be half of the length of the chip grooves 211, so that the transverse edges two chip grooves 222 have more turns, the cutting efficiency of the second chisel edge 222 is improved, the reaming speed of the second chisel edge 222 is improved, the transverse grinding surface 224 has the effect of conveniently grinding the hole inner wall in the horizontal direction, so that the hole inner wall is smoother, the longitudinal grinding surface 225 has the effect of conveniently grinding the hole inner wall in the longitudinal direction, so that the hole inner wall is smoother, the transverse grinding surface 224 and the longitudinal grinding surface 225 are matched to conveniently polish the hole inner wall without dead angles, the roundness and the flatness of a drilled hole are improved, the assembly precision of a polarizer is improved, the grinding wheel surface 226 has the effect of conveniently polishing the hole inner wall through a grinding wheel, the inner wall of the drilled hole is an inclined plane after the inner wall of the drilled hole is drilled through the tapered rod 230, the upper plane and the lower plane of the drilled hole inner wall of the drilled hole are all round through the grinding wheel surface 226, the regular degree of the hole is improved, the neatness degree of the drilled hole inner wall is improved, and the phenomena of corner collapse and edge collapse are prevented from occurring on the drilled hole inner wall, the safety and the drilling efficiency of drilling are improved, the success rate of drilling is improved, and the polarizer is prevented from being damaged.
Further, the tapered rod 230 is fixedly connected to the bottom of the cleaning rod 220, the tapered rod 230 is configured to be circular truncated cone, the surface of the tapered rod 230 is spirally provided with a third evacuation slot 231, a cutting edge 232 is arranged outside the third evacuation slot 231, an included angle between the third evacuation slot 231 and the horizontal cross section of the tapered rod 230 is 45 degrees, a cutting edge 232 is arranged outside the third evacuation slot 231, the surface of the cutting edge 232 is uniformly provided with file marks (not marked in the drawing), the surface of the third evacuation slot 231 is provided with a chip removal hole 260, the chip removal hole 260 sequentially penetrates through the inner walls of the tapered rod 230, the cleaning rod 220 and the reaming rod 210, the chip removal hole 260 is spiral, the end of the chip removal hole 260 extends to the outer wall of the right side of the reaming rod 210, specifically, the tapered rod 230 has the function of uniformly reaming the drilled hole, by configuring the tapered rod 230 to be a circular cone, the contact area with the inner wall of the polarizer is uniformly enlarged from small to large when the tapered rod 230 rotates, the polarizer is reduced in the possibility of angle and edge breakage, the hole is in a circular truncated cone shape during drilling, the drilling safety is improved, the third evacuation groove 231 has the function of conveniently and timely discharging chips and other impurities generated during drilling of the tapered rod 230, the filing of the cutting edge 232 has the function of conveniently and synchronously polishing the inner wall of the hole during cutting, the smoothness and the flatness of the inner wall of the hole are improved, the chips enter the evacuation hole 260 under the action of centrifugal force during drilling of the evacuation hole 260, the chips which are not timely discharged through the third evacuation groove 231 conveniently pass through the inner walls of the tapered rod 230, the cleaning rod 220 and the reaming rod 210 through the evacuation hole 260, the chips are discharged to the outside of the milling cutter rod part 200, the chips are prevented from accumulating in the drilled hole to rub against the tapered rod 230 and the inner wall of the hole to cause irregular abrasion of the inner wall of the hole, and the drilling safety is improved.
The using process of the invention is as follows: a person skilled in the art inserts the tongue 110 and the handle 120 into the output end of the drilling machine, fixes the tongue 110 and the handle 120, fixes the polarizer to be drilled, positions the position to be drilled on the surface of the polarizer, specifies the center of a circle to be drilled, fixes the drilling machine above the polarizer, sets the drilling machine perpendicular to the polarizer, turns the first tip 241 to the center of the circle at the top of the polarizer, drives the drilling machine to rotate, slowly moves the drilling machine downwards, lightly touches the first tip 241 to the center of the circle to drill a hole, then slowly pushes the drilling machine to move downwards, drills the surface of the polarizer through the cylindrical rod 240, then continuously pushes the drilling machine downwards to enable the conical rod 230 to continuously drill the surface of the polarizer, chips are discharged along with the discharge groove III 231, and simultaneously, parts of chips and impurities which are not timely discharged enter the inner wall of the chip removal hole 260 under the action of centrifugal force, the hole is discharged through the chip removal hole 260, the conical rod 230 performs primary reaming on the hole drilled by the cylindrical rod 240, then the drilling machine is continuously pushed, the diameter of the drilled hole is uniformly enlarged through the conical rod 230, at the moment, the hole is in a circular truncated cone shape, after the conical rod 250 passes through the hole, the inner wall of the hole is continuously cut and polished through the cleaning rod 220, the circular truncated cone shaped hole is firstly polished into a circular truncated cone shape through the grinding wheel surface 226, the inner wall of the hole is polished smoothly through the continuous rotation of the grinding wheel surface 226, then the inner wall of the hole is continuously cut through the transverse edge two 222 and the cutting opening two 223, the inner wall of the hole is simultaneously polished through the transverse grinding surface 224 and the longitudinal grinding surface 225, the inner wall of the hole is polished while drilling is being drilled, the chips are timely discharged out of the hole through the second row 221, then the drilling machine is continuously pushed downwards, the hole expansion rod 210 enters the hole, the inner wall of the hole is trimmed and polished, the inner wall of the hole is reamed through the transverse edge one 212 and the cutting opening one 213, through evenly polishing through frosting one 214 and smooth surface 215 inner wall, improved the stability of drilling and improved hole inner wall's circularity, roughness and clean degree, conveniently make cleanly to downthehole when drilling, conveniently assemble the polariscope, saved drilling process and drilling efficiency.
Example 2:
referring to fig. 8, in order to achieve the above object, the milling cutter for drilling a polarizer according to the present invention provides the following technical solutions: a milling cutter for drilling a polarizer comprises a conical rod 250;
further, the positioning rod is a conical rod 250, the conical rod 250 is fixedly connected to the bottom of the conical rod 230, the conical rod 250 is conical, a second frosting surface 252 is arranged on the outer wall of the conical rod 250, the end part of the conical rod 250 is a second pointed end 251, the diameter of the end part of the second pointed end 251 is 0.5 mm, rasps are uniformly distributed on the surface of the second frosting surface 252, and particularly, the conical rod 250 has the function of facilitating positioning before drilling, the second pointed end 251 can conveniently and accurately point to the center of a drilled hole, the second frosted surface 252 can conveniently and uniformly rub and drill the inner wall of the polarizer when the polarizer drills, the polarizer is prevented from being damaged due to too violent drilling, the drilling safety is improved, the diameter of the end part of the second pointed end 251 is set to be 0.5 mm, through reducing tip two 251 tip diameters, conveniently fix a position the centre of a circle department of hole, improved the accuracy of punching, prevent that the position of punching from appearing the deviation.
The using process of the invention is as follows: a person skilled in the art inserts the flat tail 110 and the handle part 120 into the output end of the drilling machine, fixes the flat tail 110 and the handle part 120, then fixes the polarizer to be drilled, positions the position to be drilled on the surface of the polarizer, specifies the circle center to be drilled, then fixes the drilling machine above the polarizer, sets the drilling machine perpendicular to the polarizer, turns the second pointed end 251 to the circle center of the top of the polarizer, then drives the drilling machine to rotate, slowly moves the drilling machine downwards, lightly touches the first pointed end 241 to the circle center position for drilling, then slowly pushes the drilling machine to move downwards, drills the surface of the polarizer through the conical rod 250, uniformly polishes the inner wall of the inner hole of the second frosted surface 252, avoids the inner wall of the hole from generating the phenomena of corner collapse and edge collapse, then continuously pushes the drilling machine downwards to enable the conical rod 230 to continuously drill the surface of the polarizer, the scraps are discharged along with the drain groove III 231, meanwhile, the scraps and impurities which are not timely discharged partially enter the inner wall of the chip removing hole 260 under the action of centrifugal force, the scraps are discharged through the chip removing hole 260, the conical rod 230 performs primary hole expanding on the hole drilled by the cylindrical rod 240, then the drilling machine is continuously pushed, the diameter of the drilled hole is uniformly expanded through the conical rod 230, the hole is in a circular truncated cone shape, after the conical rod 250 passes through the hole, the inner wall of the hole is continuously cut and polished through the cleaning rod 220, the circular truncated cone-shaped hole is firstly polished into a cylindrical shape through the grinding wheel surface 226, the inner wall of the hole is polished to be smooth through the continuous rotation of the grinding wheel surface 226, the inner wall of the hole is continuously cut through the transverse blade II 222 and the cutting opening II 223 and is simultaneously polished through the transverse grinding surface 224 and the inner wall of the longitudinal grinding surface 225, so that the inner wall of the hole is polished while the hole is drilled, the scraps are timely discharged out of the hole through the chip removing groove II 221, continuing to impel the rig downwards afterwards for reaming pole 210 enters into downthehole, repairment and polish the hole inner wall, ream the hole inner wall through chisel edge 212 and cutting opening 213, evenly polish through dull polish face 214 and smooth surface 215 inner wall, improved the stability of drilling and the circularity that improves the hole inner wall, roughness and clean degree, conveniently make the cleanness downthehole in drilling, conveniently assemble the polarizer, saved drilling process and drilling efficiency.
The above is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.
Claims (10)
1. A milling cutter for drilling a polarizer, comprising a handle assembly (100), wherein a milling cutter rod part (200) is connected to the top of the handle assembly (100), the handle assembly (100) comprises a flat tail (110), a handle part (120), a neck part (130), a marking groove (140) and a marking line (150), and is characterized in that: milling cutter pole portion (200) are including reaming pole (210), clean pole (220), toper pole (230) and locating lever, reaming pole (210) are including chip groove one (211), chisel edge one (212), cutting mouth one (213), frosting (214) and smooth surface (215), clean pole (220) are including chip groove two (221), chisel edge two (222), cutting mouth two (223), horizontal abrasive surface (224), vertical abrasive surface (225) and emery wheel face (226), toper pole (230) are including drain groove three (231) and cutting book edge (232).
2. A milling cutter for polarizer drilling according to claim 1, wherein the positioning rod is a cylindrical rod (240), the cylindrical rod (240) is fixedly connected to the bottom of the tapered rod (230), the outer wall of the cylindrical rod (240) is a smooth arc surface, the end of the cylindrical rod (240) is a first sharp head (241), and the diameter of the end of the first sharp head (241) is 0.5 mm.
3. The milling cutter for drilling a polarizer according to claim 1, wherein the positioning rod is a conical rod (250), the conical rod (250) is fixedly connected to the bottom of the conical rod (230), the conical rod (250) is conical, a second frosting surface (252) is disposed on the outer wall of the conical rod (250), the end of the conical rod (250) is a second pointed end (251), the diameter of the end of the second pointed end (251) is 0.5 mm, and rasps are uniformly distributed on the surface of the second frosting surface (252).
4. A milling cutter for polarizer drilling according to claim 1, wherein the flat tail (110) is fixedly connected to the handle portion (120) at the bottom, the handle portion (120) is cylindrical, the handle portion (120) is fixedly connected to the neck portion (130) at the bottom, the outer wall of the neck portion (130) is provided with a marking groove (140), the inner wall of the marking groove (140) is a smooth curved surface, and the surface of the marking groove (140) is provided with a marking line (150).
5. The milling cutter for polarizer drilling according to claim 1, wherein the reaming rod (210) is fixedly connected to the bottom of the neck (130), the surface of the reaming rod (210) is spirally provided with first chip removal grooves (211), an included angle between the first chip removal grooves (211) and the horizontal cross section of the reaming rod (210) is 45 °, the first chip removal grooves (211) are provided with two groups, the two groups of the first chip removal grooves (211) are symmetrical with respect to the center of the reaming rod (210), the outer side of the first chip removal grooves (211) is provided with first cross edges (212), the top and the bottom of the first cross edges (212) are provided with first cutting openings (213), the outer wall of the first cutting openings (213) is an arc surface, and the included angle between the first cutting openings (213) and the horizontal cross section of the reaming rod (210) is 45 °.
6. The milling cutter for drilling a polarizer according to claim 5, wherein the outer wall of the first chisel edge (212) on the right side is provided with a first frosting surface (214), the surface of the first frosting surface (214) is uniformly distributed with rasps, the diameter of the rasp is 0.2 mm, the outer wall of the first chisel edge (212) on the left side is provided with a smooth surface (215), and the smooth surface (215) and the first frosting surface (214) are symmetrical with respect to the center of the circle of the hole expanding rod (210).
7. The milling cutter for polarizer drilling according to claim 1, wherein two sets of second chip grooves (221) are spirally formed on the surface of the cleaning rod (220), the two sets of second chip grooves (221) are centrosymmetric with respect to the center of the hole rod (210), the rotational directions of the second chip grooves (221) and the first chip grooves (211) are the same, the included angle between the second chip grooves (221) and the horizontal section of the hole expanding rod (210) is 45 °, the rotational distance ratio between the second chip grooves (221) and the first chip grooves (211) is 1:2, and the end parts of the second chip grooves (221) are connected with the end parts of the first chip grooves (211).
8. The milling cutter for drilling a polarizer according to claim 7, wherein a second chisel edge (222) is provided outside the second chip groove (221), both the top and the bottom of the second chisel edge (222) are provided with a second cutting opening (223), and the surface of the second chisel edge (222) is a transverse grinding surface (224), a longitudinal grinding surface (225) and a grinding wheel surface (226) in sequence from bottom to top.
9. The milling cutter for drilling a polarizer according to claim 1, wherein the tapered rod (230) is fixedly connected to the bottom of the cleaning rod (220), the tapered rod (230) is configured to be a circular truncated cone, a third drainage groove (231) is spirally formed on the surface of the tapered rod (230), a cutting edge (232) is arranged outside the third drainage groove (231), an included angle between the third drainage groove (231) and the horizontal section of the tapered rod (230) is 45 °, the cutting edge (232) is arranged outside the third drainage groove (231), and filing lines are uniformly formed on the surface of the cutting edge (232).
10. The milling cutter for drilling a polarizer according to claim 1, wherein a clearance hole (260) is formed in the surface of the third drain groove (231), the clearance hole (260) sequentially penetrates through the inner walls of the tapered rod (230), the cleaning rod (220) and the reaming rod (210), the clearance hole (260) is spiral, and the end of the clearance hole (260) extends to the outer wall of the right side of the reaming rod (210).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111124483.2A CN113649630B (en) | 2021-09-24 | 2021-09-24 | Milling cutter for drilling polaroid |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111124483.2A CN113649630B (en) | 2021-09-24 | 2021-09-24 | Milling cutter for drilling polaroid |
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| CN113649630A true CN113649630A (en) | 2021-11-16 |
| CN113649630B CN113649630B (en) | 2022-06-07 |
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| CN202111124483.2A Active CN113649630B (en) | 2021-09-24 | 2021-09-24 | Milling cutter for drilling polaroid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114734374A (en) * | 2022-03-29 | 2022-07-12 | 北京国瑞升科技股份有限公司 | Grinding roller for cleaning liquid crystal panel and preparation method thereof |
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|---|---|
| CN113649630B (en) | 2022-06-07 |
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