CN113334497B - Plastic frame square hole forming device, manufacturing method and using method thereof - Google Patents
Plastic frame square hole forming device, manufacturing method and using method thereof Download PDFInfo
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- CN113334497B CN113334497B CN202110604937.XA CN202110604937A CN113334497B CN 113334497 B CN113334497 B CN 113334497B CN 202110604937 A CN202110604937 A CN 202110604937A CN 113334497 B CN113334497 B CN 113334497B
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- punching
- spherical surface
- punch
- square
- plastic frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
- B26F2001/4472—Cutting edge section features
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Drilling And Boring (AREA)
Abstract
A manufacturing method of a plastic frame square hole forming device comprises the following steps: s1: preparing a punching cutter, grinding one end of an end mill with a spiral cutting edge into a square cylinder on a grinding machine to form a punching head, and keeping the other end of the end mill as it is to form a clamping part; processing the end surface of the punch part far away from one end of the clamping part into a concave spherical surface, wherein the spherical surface is intersected with the side surface of the punch part to form an arc-shaped cutting edge, and the spherical surface is intersected with the edge of the punch part to form a cutting tip to obtain a punching cutter; s2: and (3) preparing a blanking plate, and processing a square blanking hole matched with the upper punch part of the punching tool in the step (S1) on the sizing block to obtain the blanking plate. The invention also discloses a plastic frame square hole forming device manufactured by the manufacturing method and a using method of the forming device. The invention can directly punch square holes on plastic frame parts, and can complete single square hole forming operation by one-time punching, thereby greatly improving square hole forming efficiency.
Description
Technical Field
The invention relates to the technical field of plastic frame square hole forming processing, in particular to a plastic frame square hole forming device, a manufacturing method and a using method thereof.
Background
The plastic frame is one of the important parts of the model transmitters, each transmitter is provided with 6-grade plastic frames, each grade plastic frame is provided with 6 square holes of 4 multiplied by 4, and the conventional method is to line and file after each part is drilled with a bottom hole. The method has the advantages of large drilling workload, low efficiency, unstable manual filing processing size, easy edge collapse and corner collapse, obvious size out-of-tolerance phenomenon and low qualification rate.
Disclosure of Invention
The invention mainly aims to provide a plastic frame square hole forming device, a manufacturing method and a using method thereof, and aims to solve the technical problems.
In order to achieve the above object, the present invention provides a method for manufacturing a square hole forming device for a plastic frame, comprising the following steps:
s1: preparing a punching cutter, grinding one end of an end mill with a spiral cutting edge into a square cylinder on a grinding machine to form a punching head, and keeping the other end of the end mill as it is to form a clamping part; processing the end surface of the punch part far away from one end of the clamping part into a concave spherical surface, wherein the diameter of the spherical surface is larger than or equal to that of the punchSide length of cross section of square cylinder
The spherical surface and the side surface of the punch part are intersected to form an arc-shaped cutting edge, and the spherical surface and the edge of the punch part are intersected to form a cutting tip to obtain a punching cutter;
s2: and (3) preparing a blanking plate, and processing a square blanking hole matched with the upper punch part of the punching tool in the step (S1) on the sizing block to obtain the blanking plate.
Preferably, the punch segment in the step S1 is a square column of 4.1mm×4.1mm.
Preferably, the height of the punch portion in the step S1 is 15mm.
Preferably, in the step S1, the diameter of the spherical surface is 6mm.
Preferably, in the step S1, the spherical surface may be formed by drilling with a spherical drill having a diameter of 6. And (3) performing one-time drilling operation by adopting the spherical drill with phi 6 to finish the processing of the spherical surface.
Optionally, in the step S1, the machining mode of the spherical surface may be milling and shaping by using a ball end mill.
Preferably, the step S1 further includes deburring the obtained punching tool with oilstone.
Preferably, the blanking hole processing mode in the step S2 is a wire cutting mode.
In order to solve the same technical problems, the invention also provides a plastic frame square hole forming device manufactured by adopting the manufacturing method of the plastic frame square hole forming device, which comprises the punching cutter and the blanking plate; one end of the punching cutter is a clamping part, and the other end of the punching cutter is a punching part; the punch head is a square cylinder, the end face of the punch head is a concave spherical surface, and the diameter of the spherical surface is larger than or equal to the side length of the cross section of the square cylinder of the punch head
Multiple times, the sphere is connected withThe side surfaces of the punch part are intersected to form an arc-shaped cutting edge, and the spherical surface is intersected with the edge of the punch part to form a cutting tip; and square blanking holes matched with the upper punch heads of the punching cutters are formed in the blanking plates.
The invention also provides a using method of the plastic frame square hole forming device, which comprises the following steps:
placing the blanking plate on an operation table of the vertical drill;
clamping the punching cutter on a vertical drill, wherein the punch head of the punching cutter is aligned with a blanking hole on the blanking plate;
and placing the plastic frame part to be processed on a blanking plate, pressing down the vertical drill operating handle, and punching the punch head part of the punching tool into the blanking hole of the blanking plate to finish the punching processing of the square hole above the plastic frame part. The end face of the upper punch head of the punching tool is a spherical surface, and waste materials after punching of the plastic frame parts can fall off from the spherical surface by self.
Compared with the prior art, the invention has the following beneficial effects:
1) The prepared punching cutter has the shape of a square cylinder, can directly punch square holes on plastic frame parts, can complete single square hole forming operation by one-time punching, does not need to drill bottom holes on the plastic frame parts, and greatly improves the square hole forming efficiency.
2) The punching cutter is provided with the cutting tip and the arc-shaped cutting edge, when in punching, the cutting tip is inserted into the plastic frame part, then the cutting edge is gradually cut, and the punching process is a gradual cutting process, so that the phenomenon of edge collapse and corner collapse is effectively avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a plastic frame square hole forming device provided by the invention;
FIG. 2 is a schematic diagram of a punching cutter in the square hole forming device of the plastic frame provided by the invention;
reference numerals illustrate: 10-punching a hole cutter; 11-punch part; 12-a clamping part; 111-sphere; 112-cutting edge; 113-a cutting tip; 20-blanking plate; 21-blanking holes; 30-plastic frame parts.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
The invention provides a manufacturing method of a plastic frame square hole forming device, which comprises the following steps:
s1: the punching cutter 10 is prepared by adopting a waste phi 8 end mill, grinding one end of the end mill with a spiral cutting edge into a square cylinder on a grinding machine to form a punch part 11, wherein the square cylinder has square cross section, the side length is a, and the height of the square cylinder is H. The other end of the end mill is kept as it is to form a clamping part 12; the end surface of the punch head 11 far from one end of the clamping part 12 is processed into a concave spherical surface 111, and the diameter of the spherical surface 111 is larger than or equal to the side length of the square cylinder cross section of the punch head 11
Multiple, i.e. diameter of sphere 111 +.>
The spherical surface 111 and the side surface of the punch head 11 are intersected to form an arc-shaped cutting edge 112, and the spherical surface 111 and the edge of the punch head 11 are intersected to form a cutting tip 113, so that the punching cutter 10 is obtained;
s2: and (3) preparing a blanking plate 20, and processing a square blanking hole 21 matched with the upper punch part 11 of the punching cutter 10 in the step S1 on the sizing block to obtain the blanking plate 20.
In this embodiment, the punch portion 11 in the step S1 is a square cylinder of 4.1mm×4.1mm, and the side length a=4.1 mm of the cross section of the square cylinder.
In this embodiment, the height of the punch portion 11 in the step S1 is 15mm, i.e., h=15 mm.
In this embodiment, the diameter of the spherical surface 111 in the step S1 is 6mm.
In this embodiment, in the step S1, the spherical surface 111 may be formed by drilling with a spherical drill having a diameter of 6. The spherical surface 111 is finished by performing a drilling operation with a spherical drill bit of phi 6.
As another alternative of this embodiment, in the step S1, the machining mode of the spherical surface 111 may be milling by using a ball end mill.
In this embodiment, the step S1 further includes deburring the obtained punching tool 10 with oilstone.
In this embodiment, the processing mode of the blanking hole 21 in the step S2 is a wire cutting mode.
The plastic frame square hole forming device manufactured by the manufacturing method of the plastic frame square hole forming device comprises the punching cutter 10 and the blanking plate 20; one end of the punching cutter 10 is provided with a clamping part 12, and the other end is provided with a punch part 11; the punch head 11 is a square cylinder, the end surface of the punch head 11 is a concave spherical surface 111, and the diameter of the spherical surface 111 is larger than or equal to the side length of the cross section of the square cylinder of the punch head 11A kind of electronic device
The spherical surface 111 and the side surface of the punch head 11 are intersected to form an arc-shaped cutting edge 112, and the spherical surface 111 and the edge of the punch head 11 are intersected to form a cutting tip 113; the blanking plate 20 is provided with a square blanking hole 21 which is matched with the upper punch head 11 of the punching cutter 10.
The application method of the plastic frame square hole forming device comprises the following steps: placing the blanking plate 20 on an operation table of a vertical drill; clamping the punching tool 10 on a vertical drill, and aligning a punch head 11 of the punching tool 10 with a blanking hole 21 on the blanking plate 20; and placing the plastic frame part 30 to be processed on the blanking plate 20, pressing down the vertical drill operating handle, and punching the punch head 11 of the punching cutter 10 into the blanking hole 21 of the blanking plate 20 to finish the punching processing of the square hole above the plastic frame part 30. The end face of the upper punch head 11 of the punching cutter 10 is a spherical surface 111, and the waste materials after punching the plastic frame part 30 can fall off from the spherical surface 111 by self.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.
Claims (6)
1. The manufacturing method of the plastic frame square hole forming device is characterized by comprising the following steps of:
s1: preparing a punching cutter, grinding one end of an end mill with a spiral cutting edge into a square cylinder on a grinding machine to form a punching head, and keeping the other end of the end mill as it is to form a clamping part; processing the end surface of the punch part far away from one end of the clamping part into an inward concave spherical surface, wherein the diameter of the spherical surface is more than or equal to 2 times of the side length of the cross section of the square cylinder of the punch part, the spherical surface is intersected with the side surface of the punch part to form an arc-shaped cutting edge, and the spherical surface is intersected with the edge of the punch part to form a cutting tip to obtain a punching cutter;
s2: preparing a blanking plate, and processing a square blanking hole matched with the upper punch part of the punching tool in the step S1 on the sizing block to obtain the blanking plate;
in the step S1, the punch part is a square cylinder with the length of 4.1mm multiplied by 4.1mm, and the side length of the section of the square cylinder is 4.1mm;
the height of the punch head in the step S1 is 15mm;
the diameter of the spherical surface in the step S1 is 6mm;
in the step S1, the machining mode of the spherical surface may be drilling and forming by using a spherical drill with a diameter of 6, and the machining of the spherical surface may be completed by performing a drilling operation by using the spherical drill with a diameter of 6.
2. The method for manufacturing a square hole forming device for plastic frames according to claim 1, wherein in the step S1, the spherical surface is formed by milling with a ball end mill.
3. The method of manufacturing a square hole forming apparatus for plastic frames according to claim 1, wherein the step S1 further comprises deburring the obtained punching tool with oilstone.
4. The method for manufacturing a square hole forming device for plastic frames according to claim 1, wherein the blanking hole processing mode in the step S2 is a wire cutting mode.
5. A plastic frame square hole forming device manufactured by the manufacturing method of the plastic frame square hole forming device according to any one of claims 1 to 4, characterized by comprising the punching cutter and the blanking plate;
one end of the punching cutter is a clamping part, and the other end of the punching cutter is a punching part; the punch head is a square cylinder, the end face of the punch head is a concave spherical surface, the diameter of the spherical surface is greater than or equal to 2 times of the side length of the cross section of the square cylinder of the punch head, the spherical surface and the side face of the punch head are intersected to form an arc-shaped cutting edge, and the spherical surface and the edge of the punch head are intersected to form a cutting tip;
and square blanking holes matched with the upper punch heads of the punching cutters are formed in the blanking plates.
6. The method of using the plastic frame square hole forming apparatus according to claim 5, comprising the steps of:
placing the blanking plate on an operation table of the vertical drill;
clamping the punching cutter on a vertical drill, wherein the punch head of the punching cutter is aligned with a blanking hole on the blanking plate;
and placing the plastic frame part to be processed on a blanking plate, pressing down the vertical drill operating handle, and punching the punch head part of the punching tool into the blanking hole of the blanking plate to finish the punching processing of the square hole above the plastic frame part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110604937.XA CN113334497B (en) | 2021-05-31 | 2021-05-31 | Plastic frame square hole forming device, manufacturing method and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110604937.XA CN113334497B (en) | 2021-05-31 | 2021-05-31 | Plastic frame square hole forming device, manufacturing method and using method thereof |
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| Publication Number | Publication Date |
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| CN113334497A CN113334497A (en) | 2021-09-03 |
| CN113334497B true CN113334497B (en) | 2023-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110604937.XA Active CN113334497B (en) | 2021-05-31 | 2021-05-31 | Plastic frame square hole forming device, manufacturing method and using method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19616525A1 (en) * | 1996-04-25 | 1997-11-06 | Rainer Jung | Tool for material removing machining of optical materials |
| CN1709662A (en) * | 2004-06-18 | 2005-12-21 | 黄建铨 | Manufacturing method of punching tool for punching machine |
| JP2012096259A (en) * | 2010-11-01 | 2012-05-24 | Keihin Corp | Punch for drilling press |
| TWM489747U (en) * | 2014-07-03 | 2014-11-11 | Pao Shen Enterprises Co Ltd | Punching knife structure of paper punching machine |
| CN106583534A (en) * | 2016-12-22 | 2017-04-26 | 广东长盈精密技术有限公司 | A kind of CNC cutting tool and CNC processing method |
| CN112676765A (en) * | 2020-12-30 | 2021-04-20 | 西安成立航空制造有限公司 | Inner spherical surface machining process |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2631117A1 (en) * | 1976-07-10 | 1978-01-19 | Leitz Fa Louis | Hole punch for documents - has notch in end formed by two smooth faces inclined at same angle |
| GB1508498A (en) * | 1976-10-27 | 1978-04-26 | Brent Components Ltd | Cutting holes in sheet metal |
| JP2006159210A (en) * | 2004-12-02 | 2006-06-22 | Sango Co Ltd | Punch for punching pipe and punching method |
| JP2007044796A (en) * | 2005-08-09 | 2007-02-22 | Noritsu Koki Co Ltd | Drilling blade |
| JP4989425B2 (en) * | 2007-11-02 | 2012-08-01 | 本田技研工業株式会社 | Punch punch |
| CN202318449U (en) * | 2011-11-04 | 2012-07-11 | 浙江双六工具有限公司 | Square hole knife |
| CN204094304U (en) * | 2014-09-26 | 2015-01-14 | 山东明珠石油装备制造有限公司 | The U-shaped clipper of friction welding |
| TWM511420U (en) * | 2015-07-09 | 2015-11-01 | Fu-Yuan Jiang | Punching tool structure |
| US20200205794A1 (en) * | 2017-05-11 | 2020-07-02 | Snpshot Trustee Limited | A tissue sample punch |
| US11541518B2 (en) * | 2017-07-21 | 2023-01-03 | Snap-On Incorporated | Tool head with groove for removal from lug |
| JP2019136707A (en) * | 2018-02-06 | 2019-08-22 | 株式会社キーレックス | Pierce punch |
| CN210361632U (en) * | 2019-08-01 | 2020-04-21 | 冰迪科技(深圳)有限公司 | Punching square hole machine for manufacturing plastic shell |
| CN212370956U (en) * | 2020-04-26 | 2021-01-19 | 沭阳金紧金属制品有限公司 | Thimble is used in processing of riveting shell |
-
2021
- 2021-05-31 CN CN202110604937.XA patent/CN113334497B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19616525A1 (en) * | 1996-04-25 | 1997-11-06 | Rainer Jung | Tool for material removing machining of optical materials |
| CN1709662A (en) * | 2004-06-18 | 2005-12-21 | 黄建铨 | Manufacturing method of punching tool for punching machine |
| JP2012096259A (en) * | 2010-11-01 | 2012-05-24 | Keihin Corp | Punch for drilling press |
| TWM489747U (en) * | 2014-07-03 | 2014-11-11 | Pao Shen Enterprises Co Ltd | Punching knife structure of paper punching machine |
| CN106583534A (en) * | 2016-12-22 | 2017-04-26 | 广东长盈精密技术有限公司 | A kind of CNC cutting tool and CNC processing method |
| CN112676765A (en) * | 2020-12-30 | 2021-04-20 | 西安成立航空制造有限公司 | Inner spherical surface machining process |
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| CN113334497A (en) | 2021-09-03 |
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