CN108176953B - Manufacturing process of polytetrafluoroethylene clamping sleeve nut and special tool thereof - Google Patents
Manufacturing process of polytetrafluoroethylene clamping sleeve nut and special tool thereof Download PDFInfo
- Publication number
- CN108176953B CN108176953B CN201711490649.6A CN201711490649A CN108176953B CN 108176953 B CN108176953 B CN 108176953B CN 201711490649 A CN201711490649 A CN 201711490649A CN 108176953 B CN108176953 B CN 108176953B
- Authority
- CN
- China
- Prior art keywords
- polytetrafluoroethylene
- sleeve nut
- lathe
- clamping sleeve
- manufacturing process
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- -1 polytetrafluoroethylene Polymers 0.000 title claims abstract description 26
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 26
- 239000004810 polytetrafluoroethylene Substances 0.000 title claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 238000003754 machining Methods 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 238000003801 milling Methods 0.000 claims abstract description 5
- 238000005520 cutting process Methods 0.000 claims description 8
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
-
- 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
- B23P13/00—Making metal objects by operations essentially involving machining but not covered by a single other subclass
- B23P13/02—Making metal objects by operations essentially involving machining but not covered by a single other subclass in which only the machining operations are important
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G5/00—Thread-cutting tools; Die-heads
- B23G5/02—Thread-cutting tools; Die-heads without means for adjustment
- B23G5/06—Taps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G2225/00—Materials of threading tools, workpieces or other structural elements
- B23G2225/40—Plastics not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a manufacturing process of a polytetrafluoroethylene clamping sleeve nut and a special tool thereof, wherein the manufacturing process comprises the following steps: selecting polytetrafluoroethylene plates or bars as raw materials, and processing the raw materials into hexagonal cylinders with required sizes by using a milling machine; clamping the obtained hexagonal cylinder on a lathe, and machining an inner hole and an inner thread by the lathe, wherein the machining length of the inner thread is 70% -80% of the required thread length; and processing the hexagonal cylinder processed by the lathe into an internal thread and an annular boss with required lengths by using a special tool to obtain a finished product. The special tool comprises a tap body, the teeth of the tap body are matched with the internal threads of the polytetrafluoroethylene clamping sleeve nut, the front end of the tap body is provided with an annular sharp edge, the axis is provided with a central hole, and the central hole is matched with the outer diameter of an annular boss in the central hole of the polytetrafluoroethylene clamping sleeve nut. The beneficial effects are that: the manufacturing cost is low, the production period is short, the process is simple, the production efficiency is high, and the finished product can be manufactured within 10 minutes.
Description
Technical Field
The invention relates to a production process, in particular to a manufacturing process of a polytetrafluoroethylene clamping sleeve nut and a special tool thereof.
Background
The connector clamping sleeve used on the quartz heating tank is arranged at the liquid outlet of the quartz heating tank and is used for discharging acid liquor in the quartz heating tank. At present, the connector cutting sleeve is formed by casting and pressing liquid transparent polytetrafluoroethylene at one time, so that the device investment is large, the raw material cost is high, and the production period is long.
Disclosure of Invention
The invention aims to solve the technical problem of providing a manufacturing process and a special tool thereof for a polytetrafluoroethylene clamping sleeve nut, which have the advantages of low manufacturing cost, short production period, simple process and high production efficiency.
The technical scheme of the invention is as follows:
a manufacturing process of a polytetrafluoroethylene clamping sleeve nut comprises the following steps:
1. Selecting polytetrafluoroethylene plates or bars as raw materials, and processing the raw materials into hexagonal cylinders with required sizes by using a milling machine;
2. clamping the obtained hexagonal cylinder on a lathe, and machining an inner hole and an inner thread by the lathe, wherein the machining length of the inner thread is 70% -80% of the required thread length;
3. And processing the hexagonal cylinder processed by the lathe into an internal thread and an annular boss with required lengths by using a special tool to obtain a finished product.
As a further preferred aspect, the internal thread length machined by the lathe in the step 2 is 75% of the desired thread length.
The special tool comprises a screw cone, the teeth of the screw tap body are matched with the internal threads of the polytetrafluoroethylene cutting sleeve nut, the front end of the screw tap body is provided with an annular sharp edge, the axis is provided with a central hole, and the central hole is matched with the outer diameter of an annular boss in the central hole of the polytetrafluoroethylene cutting sleeve nut.
As a further preference, the central hole is a blind hole to improve structural strength.
Further preferably, a tetragonal segment is arranged at the upper end of the cone body so as to be sleeved with a wrench for processing.
The beneficial effects of the invention are as follows: the machining and manual threading are simply combined, the existing lathe and milling machine can be used for machining, the manufacturing cost is low, the production period is short, the process is simple, the production efficiency is high, and the finished product can be manufactured within 10 minutes.
Drawings
Fig. 1 is a schematic structural view of a polytetrafluoroethylene ferrule nut made in accordance with the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic structural view of the special tool of the present invention.
In the figure: an annular boss 1, an internal thread 2, a tap body 3, a central hole 301, teeth 302 and an annular sharp edge 303.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. 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.
As shown in fig. 1-2, the manufacturing process of the polytetrafluoroethylene clamping sleeve nut provided by the invention comprises the following steps:
1. Polytetrafluoroethylene plates or bars are selected as raw materials, and the raw materials are processed into hexagonal cylinders with required sizes by using a milling machine.
2. Clamping the obtained hexagonal cylinder on a lathe, and machining a required inner hole and an internal thread 2 by the lathe, wherein the machining length of the internal thread 2 is 70% -80% of the required thread length; the working length of the internal thread 2 is preferably 75% of the desired thread length.
3. Fixing the hexagonal cylinder processed by the lathe on a fixture, and manually processing the internal thread 2 and the annular boss 1 with required lengths by using a special tool to obtain a finished product.
As shown in fig. 3, the special tool used in the manufacturing process of the polytetrafluoroethylene cutting sleeve nut provided by the invention comprises a tap body 3, straight-edge teeth 302 uniformly distributed on the tap body 3 are matched with the internal threads 2 of the polytetrafluoroethylene cutting sleeve nut, an annular sharp edge 303 is processed at the front end of the tap body 3, a central hole 301 is formed in the axis center, and the central hole 301 is a blind hole and is matched with the outer diameter of an annular boss 1 in the central hole of the polytetrafluoroethylene cutting sleeve nut.
Preferably, a tetragonal section is arranged at the upper end of the tap body 3 so as to be sleeved with a wrench for processing.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (4)
1. The manufacturing process of the polytetrafluoroethylene clamping sleeve nut is characterized by comprising the following steps of:
(1) Selecting polytetrafluoroethylene plates or bars as raw materials, and processing the raw materials into hexagonal cylinders with required sizes by using a milling machine;
(2) Clamping the obtained hexagonal cylinder on a lathe, and machining an inner hole and an inner thread by the lathe, wherein the machining length of the inner thread is 70% -80% of the required thread length;
(3) Processing the hexagonal cylinder processed by the lathe into an internal thread and an annular boss with required lengths by using a special tool to obtain a finished product;
the special tool comprises a tap body, the teeth of the tap body are matched with the internal threads of the polytetrafluoroethylene cutting sleeve nut, the front end of the tap body is provided with an annular sharp edge, the axis is provided with a central hole, and the central hole is matched with the outer diameter of an annular boss in the central hole of the polytetrafluoroethylene cutting sleeve nut.
2. The manufacturing process of the polytetrafluoroethylene clamping sleeve nut according to claim 1 is characterized in that: the length of the internal thread machined by the lathe in the step 2 is 75% of the required thread length.
3. The manufacturing process of the polytetrafluoroethylene clamping sleeve nut according to claim 1 is characterized in that: the center hole is a blind hole so as to improve the structural strength.
4. The manufacturing process of the polytetrafluoroethylene clamping sleeve nut according to claim 1 is characterized in that: the upper end of the cone is provided with a tetragonal segment so as to be sleeved with a spanner for processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711490649.6A CN108176953B (en) | 2017-12-30 | 2017-12-30 | Manufacturing process of polytetrafluoroethylene clamping sleeve nut and special tool thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711490649.6A CN108176953B (en) | 2017-12-30 | 2017-12-30 | Manufacturing process of polytetrafluoroethylene clamping sleeve nut and special tool thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108176953A CN108176953A (en) | 2018-06-19 |
| CN108176953B true CN108176953B (en) | 2024-06-04 |
Family
ID=62549258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711490649.6A Active CN108176953B (en) | 2017-12-30 | 2017-12-30 | Manufacturing process of polytetrafluoroethylene clamping sleeve nut and special tool thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108176953B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ205094A3 (en) * | 1994-08-24 | 1996-04-17 | Z Oborove Mechanizace A S | Mechanism of clamping and inserting nuts for nut-tapping machines |
| CN2808391Y (en) * | 2005-08-23 | 2006-08-23 | 贵州红林机械有限公司 | Tap with hole |
| CN102357685A (en) * | 2011-09-22 | 2012-02-22 | 西安北方光电科技防务有限公司 | Tapping method for small-diameter internal threaded blind hole of titanium alloy part and tap thereof |
| CN102728874A (en) * | 2011-04-11 | 2012-10-17 | 天津市七星精密机械有限公司 | Drilling tapping combined cutter |
| CN203018864U (en) * | 2012-12-07 | 2013-06-26 | 中冶陕压重工设备有限公司 | Hollow screw tap |
| CN103659193A (en) * | 2013-12-13 | 2014-03-26 | 重庆布莱迪仪器仪表有限公司 | Machining process of balance cage type regulating valve locking nut |
| CN204194987U (en) * | 2014-08-29 | 2015-03-11 | 山东腾达不锈钢制品有限公司 | Blind hole squeezes dentition formula screw tap |
| CN106891065A (en) * | 2017-05-08 | 2017-06-27 | 十堰东纳商用车桥有限公司 | A kind of multi-functional quick pneumatic air pressure gun rifle mouth frock of silk rolling |
| CN107442362A (en) * | 2017-09-19 | 2017-12-08 | 朱义芳 | A kind of inside waxing method of stainless steel ferrule-type compression joint nut |
| CN207681662U (en) * | 2017-12-30 | 2018-08-03 | 锦州凌河石英设备科技有限公司 | A kind of specific purpose tool for producing polytetrafluoro cutting ferrule nut |
-
2017
- 2017-12-30 CN CN201711490649.6A patent/CN108176953B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ205094A3 (en) * | 1994-08-24 | 1996-04-17 | Z Oborove Mechanizace A S | Mechanism of clamping and inserting nuts for nut-tapping machines |
| CN2808391Y (en) * | 2005-08-23 | 2006-08-23 | 贵州红林机械有限公司 | Tap with hole |
| CN102728874A (en) * | 2011-04-11 | 2012-10-17 | 天津市七星精密机械有限公司 | Drilling tapping combined cutter |
| CN102357685A (en) * | 2011-09-22 | 2012-02-22 | 西安北方光电科技防务有限公司 | Tapping method for small-diameter internal threaded blind hole of titanium alloy part and tap thereof |
| CN203018864U (en) * | 2012-12-07 | 2013-06-26 | 中冶陕压重工设备有限公司 | Hollow screw tap |
| CN103659193A (en) * | 2013-12-13 | 2014-03-26 | 重庆布莱迪仪器仪表有限公司 | Machining process of balance cage type regulating valve locking nut |
| CN204194987U (en) * | 2014-08-29 | 2015-03-11 | 山东腾达不锈钢制品有限公司 | Blind hole squeezes dentition formula screw tap |
| CN106891065A (en) * | 2017-05-08 | 2017-06-27 | 十堰东纳商用车桥有限公司 | A kind of multi-functional quick pneumatic air pressure gun rifle mouth frock of silk rolling |
| CN107442362A (en) * | 2017-09-19 | 2017-12-08 | 朱义芳 | A kind of inside waxing method of stainless steel ferrule-type compression joint nut |
| CN207681662U (en) * | 2017-12-30 | 2018-08-03 | 锦州凌河石英设备科技有限公司 | A kind of specific purpose tool for producing polytetrafluoro cutting ferrule nut |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108176953A (en) | 2018-06-19 |
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