CN104668670A - Combined screw tap - Google Patents
Combined screw tap Download PDFInfo
- Publication number
- CN104668670A CN104668670A CN201510079906.1A CN201510079906A CN104668670A CN 104668670 A CN104668670 A CN 104668670A CN 201510079906 A CN201510079906 A CN 201510079906A CN 104668670 A CN104668670 A CN 104668670A
- Authority
- CN
- China
- Prior art keywords
- thread
- guide head
- tool fitting
- slope
- screw tap
- 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.)
- Granted
Links
Classifications
-
- 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
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/26—Manually-operated thread-cutting devices
- B23G1/30—Manually-operated thread-cutting devices without means for adjusting the threading tool, e.g. with die-stock
-
- 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
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/44—Equipment or accessories specially designed for machines or devices for thread cutting
- B23G1/46—Equipment or accessories specially designed for machines or devices for thread cutting for holding the threading tools
-
- 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
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/44—Equipment or accessories specially designed for machines or devices for thread cutting
- B23G1/48—Equipment or accessories specially designed for machines or devices for thread cutting for guiding the threading tools
-
- 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
-
- 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
- B23G2210/00—Details of threads produced
- B23G2210/04—Internal threads
-
- 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
- B23G2225/28—Hard metal, i.e. cemented carbides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
The invention relates to a combined screw tap, which comprises a guide head, wherein the end part of the guide head is provided with a cutter installing seat, a cutter blade installing groove is formed in the cutter installing seat, one side inside the cutter blade installing groove is provided with a dismountable cutter blade , a sleeve connecting end is arranged at one end of the cutter installing seat, the sleeve connecting end and the cutter installing seat are integrally formed, one side of the sleeve connecting end is provided with a sleeve connecting rod, one side of the sleeve connecting rod is provided with a connecting spanner, the cutting outer end of the dismountable cutter blade is higher than the outer ends of first screw threads and second screw threads, the end surface of the guide head at the threaded section side is a first threaded inclined surface, the end surface of the cutter installing sat at the side connected with the guide head is a second threaded inclined surface, and the first threaded inclined surface and the second threaded inclined surface are matched and connected. The combined screw tap has the advantages that the operation is stable, deviation cannot occur, the cutter head hardness is great, the abrasion cannot easily occur, the size is small, the weight is light, the use and the operation are convenient, and the application range is wider.
Description
Technical field
The present invention relates to a kind of screw thread mouth product screw tap, be specifically related to a kind of screw thread mouth product mix formula screw tap.
Background technology
The thread jar mouth of PPO material because temperature and stressed deformation slightly can occur, processes non-compliant product screw tap, reaches Eligibility requirements in process of production.
Tradition screw tap cutter head and body adopt the synthesis of steel alloy one, in use rubs stressed with PPO material, and easily wearing and tearing cause screw tap external diameter to diminish, ineffective, and cannot Replacement and Repair, cause screw tap to be scrapped, and overall weight are large, are not easy to operate.
Summary of the invention
Goal of the invention: the object of the invention is, in order to overcome deficiency of the prior art, a kind of stable operation to be provided, can not to offset, cutter head hardness greatly, not easy to wear, volume is little, lightweight, uses easy to operate, the combined type screw tap that the scope of application is wider.
Technical scheme: in order to solve the problems of the technologies described above, a kind of combined type screw tap of the present invention, it comprises guide head, described guide head is made up of smooth section and thread segment, screw thread on described thread segment is the first screw thread, tool fitting is provided with in the guide head end of described that side of thread segment, described tool fitting is provided with blade installation slot, in described blade installation slot, side is provided with detachable blade, sleeve connection end is provided with in described tool fitting one end, described sleeve connection end and tool fitting one-body molded, sleeve connection bar is provided with in described sleeve connection end side, connection spanner is provided with in described sleeve connection bar side, described guide head and tool fitting are connected and fixed by set bolt on centerline, tool fitting between described blade installation slot is provided with the second screw thread, described first screw thread is identical with the second major diameter of thread size, the cutting outer end of described detachable blade is higher than the outer end of the first screw thread and the second screw thread, the end face of the guide head of described that side of thread segment is the first slope of thread, the end face of tool fitting of that side of being connected with described guide head is the second slope of thread, described first slope of thread is connected with the second slope of thread coupling.
Locating slot is provided with in the middle part of described first slope of thread.
In the middle part of described second slope of thread, be provided with locating piece, described locating piece mates with locating slot and is connected.
Described locating slot is the scarce connected in star of circle, and described locating piece lacks shape projection for round.
Described tool fitting is evenly provided with six blade installation slots.
Described blade installation slot is provided with connecting hole, in described connecting hole, is provided with connecting bolt, described detachable blade is fixedly connected with tool fitting by connecting bolt.
Action bars perforation is provided with at described sleeve connection bar rear portion.
Beneficial effect: the present invention compared with prior art, its remarkable advantage is: the present invention adopts the first screw thread and the second screw thread, ensure that screw tap work is concentric with tank mouth, and do not offset in process, detachable blade adopts steel alloy to make, hardness is large, not easy to wear, can positive and negatively use, be convenient to dismounting and change, adopt the first slope of thread and the second slope of thread, make guide head and tool fitting compact siro spinning technology, additionally by arranging locating piece and locating slot, further raising locating effect, adopt sleeve connection bar, lightweight, be convenient to various occasion use, adopt and connect spanner, special occasions and the larger tank mouth of problem can reduce firmly, handled easily, this device overall volume is little, lightweight, low cost of manufacture, long service life, realistic instructions for use.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the mounting structure schematic diagram of detachable blade described in the present invention;
Fig. 3 is the cross section structure schematic diagram of guide head described in the present invention;
Fig. 4 is the cross section structure schematic diagram of tool fitting described in the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated.
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, a kind of combined type screw tap of the present invention, it comprises guide head 1, described guide head 1 is made up of smooth section 2 and thread segment 3, screw thread on described thread segment 3 is the first screw thread 4, tool fitting 5 is provided with in guide head 1 end of described that side of thread segment 3, described tool fitting 5 is provided with blade installation slot 6, in described blade installation slot 6, side is provided with detachable blade 7, sleeve connection end 8 is provided with in described tool fitting 5 one end, described sleeve connection end 8 and tool fitting 5 one-body molded, sleeve connection bar 9 is provided with in described sleeve connection end 8 side, be provided with in described sleeve connection bar 9 side and connect spanner 10, described guide head 1 and tool fitting 5 are connected and fixed by set bolt 11 on centerline, tool fitting 5 between described blade installation slot 6 is provided with the second screw thread 12, described first screw thread 4 is identical with the second screw thread 12 external diameter size, the cutting outer end of described detachable blade 7 is higher than the outer end of the first screw thread 4 and the second screw thread 12, the end face of the guide head 1 of described that side of thread segment 3 is the first slope of thread 13, the end face of tool fitting 5 of that side of being connected with described guide head 1 is the second slope of thread 14, described first slope of thread 13 is connected with the second slope of thread 14 coupling, locating slot 15 is provided with in the middle part of described first slope of thread 13, in the middle part of described second slope of thread 14, be provided with locating piece 16, described locating piece 16 mates with locating slot 15 and is connected, described tool fitting 5 is evenly provided with six blade installation slots 6, described blade installation slot 6 is provided with connecting hole 17, in described connecting hole 17, is provided with connecting bolt 18, described detachable blade 7 is fixedly connected with tool fitting 5 by connecting bolt 19, action bars perforation 20 is provided with at described sleeve connection bar 9 rear portion.The present invention adopts the first screw thread and the second screw thread, ensure that screw tap work is concentric with tank mouth, and do not offset in process, detachable blade adopts steel alloy to make, hardness is large, not easy to wear, can positive and negatively use, be convenient to dismounting and change, adopt the first slope of thread and the second slope of thread, make guide head and tool fitting compact siro spinning technology, additionally by arranging locating piece and locating slot, further raising locating effect, adopt sleeve connection bar, lightweight, be convenient to various occasion use, adopt and connect spanner, special occasions and the larger tank mouth of problem can reduce firmly, handled easily, this device overall volume is little, lightweight, low cost of manufacture, long service life, realistic instructions for use.
The invention provides a kind of thinking and method; the method and access of this technical scheme of specific implementation is a lot; the above is only the preferred embodiment of the present invention; should be understood that; for those skilled in the art, under the premise without departing from the principles of the invention, some improvements and modifications can also be made; these improvements and modifications also should be considered as protection scope of the present invention, and all available prior art of each part not clear and definite in the present embodiment is realized.
Claims (6)
1. a combined type screw tap, it is characterized in that: it comprises guide head (1), described guide head (1) is made up of smooth section (2) and thread segment (3), screw thread on described thread segment (3) is the first screw thread (4), tool fitting (5) is provided with in guide head (1) end of described thread segment (3) that side, described tool fitting (5) is provided with blade installation slot (6), in described blade installation slot (6), side is provided with detachable blade (7), sleeve connection end (8) is provided with in described tool fitting (5) one end, described sleeve connection end (8) and tool fitting (5) one-body molded, sleeve connection bar (9) is provided with in described sleeve connection end (8) side, be provided with in described sleeve connection bar (9) side and connect spanner (10), described guide head (1) and tool fitting (5) are connected and fixed by set bolt (11) on centerline, tool fitting (5) between described blade installation slot (6) is provided with the second screw thread (12), described first screw thread (4) is identical with the second screw thread (12) external diameter size, the cutting outer end of described detachable blade (7) is higher than the outer end of the first screw thread (4) and the second screw thread (12), the end face of the guide head (1) of described thread segment (3) that side is the first slope of thread (13), the end face of tool fitting (5) of that side of being connected with described guide head (1) is the second slope of thread (14), described first slope of thread (13) is connected with the second slope of thread (14) coupling.
2. combined type screw tap according to claim 1, is characterized in that: be provided with locating slot (15) at described first slope of thread (13) middle part.
3. combined type screw tap according to claim 2, is characterized in that: be provided with locating piece (16) at described second slope of thread (14) middle part, described locating piece (16) mates with locating slot (15) and is connected.
4. combined type screw tap according to claim 1, is characterized in that: on described tool fitting (5), be evenly provided with six blade installation slots (6).
5. combined type screw tap according to claim 1, it is characterized in that: on described blade installation slot (6), be provided with connecting hole (17), in described connecting hole (17), be provided with connecting bolt (18), described detachable blade (7) is fixedly connected with tool fitting (5) by connecting bolt (19).
6. combined type screw tap according to claim 1, is characterized in that: be provided with action bars perforation (20) at described sleeve connection bar (9) rear portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510079906.1A CN104668670B (en) | 2015-02-13 | 2015-02-13 | Combined screw tap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510079906.1A CN104668670B (en) | 2015-02-13 | 2015-02-13 | Combined screw tap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104668670A true CN104668670A (en) | 2015-06-03 |
| CN104668670B CN104668670B (en) | 2017-01-25 |
Family
ID=53304542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510079906.1A Active CN104668670B (en) | 2015-02-13 | 2015-02-13 | Combined screw tap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104668670B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201008987Y (en) * | 2007-03-28 | 2008-01-23 | 张光新 | Cutting tool of welding-on tooth |
| CN201044940Y (en) * | 2007-06-01 | 2008-04-09 | 扬州大学 | Multi-purpose split sectional tap |
| CN201046520Y (en) * | 2007-05-08 | 2008-04-16 | 郭庆 | Combined type screw tap |
| CN201534251U (en) * | 2009-08-20 | 2010-07-28 | 大宝（东莞）模具切削工具有限公司 | Internal thread processing tool and screw tap and workpiece transporting crank thereof |
| JP2010214517A (en) * | 2009-03-16 | 2010-09-30 | Osg Corp | Taper thread tap for pipe |
| TWM419630U (en) * | 2011-07-27 | 2012-01-01 | Lifu Bicycle Co Ltd | Automatic correcting and tapping device |
| CN203316853U (en) * | 2013-06-18 | 2013-12-04 | 诠丰精密工具股份有限公司 | Tapping tool with centering function |
| CN204565355U (en) * | 2015-02-13 | 2015-08-19 | 江苏开能华宇环保设备有限公司 | A kind of combined type screw tap |
-
2015
- 2015-02-13 CN CN201510079906.1A patent/CN104668670B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201008987Y (en) * | 2007-03-28 | 2008-01-23 | 张光新 | Cutting tool of welding-on tooth |
| CN201046520Y (en) * | 2007-05-08 | 2008-04-16 | 郭庆 | Combined type screw tap |
| CN201044940Y (en) * | 2007-06-01 | 2008-04-09 | 扬州大学 | Multi-purpose split sectional tap |
| JP2010214517A (en) * | 2009-03-16 | 2010-09-30 | Osg Corp | Taper thread tap for pipe |
| CN201534251U (en) * | 2009-08-20 | 2010-07-28 | 大宝（东莞）模具切削工具有限公司 | Internal thread processing tool and screw tap and workpiece transporting crank thereof |
| TWM419630U (en) * | 2011-07-27 | 2012-01-01 | Lifu Bicycle Co Ltd | Automatic correcting and tapping device |
| CN203316853U (en) * | 2013-06-18 | 2013-12-04 | 诠丰精密工具股份有限公司 | Tapping tool with centering function |
| CN204565355U (en) * | 2015-02-13 | 2015-08-19 | 江苏开能华宇环保设备有限公司 | A kind of combined type screw tap |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104668670B (en) | 2017-01-25 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |