CN102784975B - Pipe tap and thread rolling die combination device - Google Patents
Pipe tap and thread rolling die combination device Download PDFInfo
- Publication number
- CN102784975B CN102784975B CN201210199125.2A CN201210199125A CN102784975B CN 102784975 B CN102784975 B CN 102784975B CN 201210199125 A CN201210199125 A CN 201210199125A CN 102784975 B CN102784975 B CN 102784975B
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- hole
- urceolus
- inner sleeve
- screw
- mandrel
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Abstract
The invention relates to the field of thread machining devices and aims at providing a pipe tap and thread rolling die combination device. The pipe tap and thread rolling die combination device comprises an inner sleeve, an outer barrel, a connection shaft, a central spindle and a thread insert, wherein one end of the central spindle is provided with a screw tap; a fixing hole is arranged at one end of the outer barrel, a chip removing hole is arranged on the bottom surface of the fixing hole, a chip outlet is arranged on the periphery of the outer barrel, an installation hole is arranged at the other end of the outer barrel, and a shaft extension hole which is communicated with the chip removing hole is arranged on the bottom surface of the installation hole; a centre hole is arranged in the inner sleeve; the inner sleeve is located in the installation hole, the centre hole is sleeved outside the central spindle, and the screw tap penetrates through the shaft extension hole to extend into the chip removing hole; a guiding rail is arranged between the outer barrel and the inner sleeve; a sliding rail is arranged between the central shaft and the inner sleeve; and the thread insert is located in the fixing hole to be detachably and fixedly connected with one end of the outer barrel, and the connection shaft blocks the central shaft and the inner sleeve and is detachably and fixedly connected with the other end of the outer barrel. The pipe tap and thread rolling die combination device is high in machining efficiency and good in axiality of an inner thread and an outer thread.
Description
Technical field
The present invention relates to thread machining device field, the two combination units of attacking of pipe tooth that the high and internal thread of especially a kind of working (machining) efficiency and externally threaded axiality are good.
Background technology
Can process the internal thread of pipe with screw tap, the utility model of Chinese patent notification number CNCN2850789Y discloses a kind of screw tap for tube, be a body of rod, it comprises a shank, a tooth portion, this tooth portion is connected to the front end of this shank, and this tooth portion comprises four tappings, between two adjacent tappings, offers a chip area, the point diameter of this tooth portion is thin, and rear end diameter is thick.The conventional dental lamina of external screw thread of processing pipe, the structure of dental lamina can obtain understanding from the disclosed a kind of dental lamina of the utility model of Chinese patent announcement CN201446321U.One end of some pipes not only needs machining internal thread but also need threading, is generally adding man-hour, first uses screw tap machining internal thread, then uses dental lamina threading; Process respectively internal thread and the external screw thread of pipe one end with screw tap and dental lamina, exist and add twice clamping efficiency of man-hour requirement low and internal thread and the poor deficiency of externally threaded axiality; Therefore, design that pipe tooth that the high and internal thread of a kind of working (machining) efficiency and externally threaded axiality are good is two attacks combination unit, become problem demanding prompt solution.
Summary of the invention
The object of the invention is in order to overcome current internal thread and the external screw thread of processing respectively pipe one end with screw tap and dental lamina, existence adds twice clamping efficiency of man-hour requirement low and internal thread and the poor deficiency of externally threaded axiality, provides a kind of working (machining) efficiency high and internal thread and the good two combination units of attacking of pipe tooth of externally threaded axiality.
Concrete technical scheme of the present invention is:
A kind of pipe tooth is two attacks combination unit, comprises that inner sleeve, urceolus, spindle, one end are provided with the facing that the mandrel of screw tap and the diameter of thread are greater than the diameter of thread of screw tap; One end of described urceolus is provided with the fixing hole that mate with the external diameter of facing in aperture, the bottom surface of fixing hole is provided with chip-removal hole, the outside of urceolus is arranged with the discharging opening connecting with the gusset of chip-removal hole, the other end of urceolus is provided with the installing hole mating with the external diameter of inner sleeve, and the bottom surface of installing hole is provided with the shaft outlet hole connecting with chip-removal hole; Inside be arranged with the mesopore mating with the external diameter of mandrel; Described inner sleeve is positioned at installing hole, and mesopore is enclosed within outside mandrel, and screw tap stretches into chip-removal hole through shaft outlet hole; Described urceolus and interior inner room are provided with the guided way moving vertically for inner sleeve; Described mandrel and interior inner room are provided with the slide rail moving vertically for mandrel; Described facing is arranged in removable being connected in one end of fixing hole and urceolus, and spindle is blocked removable being connected of the other end of mandrel and inner sleeve and urceolus.When pipe tooth pair is attacked combination unit use, mandrel and facing that inner sleeve, one end have screw tap have plurality of specifications, can change as required; Add man-hour, can first process machining internal thread after the external screw thread of pipe, also can first process threading after the internal thread of pipe; Unscrew holding screw and can change easily facing; Pull down spindle, can change inner sleeve and one end and have the mandrel of screw tap.This pipe tooth is two attack the high and internal thread of combination unit working (machining) efficiency and externally threaded axiality good.
As preferably, the length of described inner sleeve is less than the degree of depth of installing hole; Between described inner sleeve and the bottom surface of installing hole, be provided with stage clip.Pull down after spindle, be inside enclosed within the elastic restoring force effect of stage clip and be ejected, changing inner sleeve and one end, to have the mandrel of screw tap more convenient.
As preferably, described spindle comprises coupling spindle and the flange being fixedly connected with one end of coupling spindle; The outside of described coupling spindle is arranged with and connects keyway, fixed gap and two spanner breach; Described flange is connected with the other end screw of urceolus
.can block spanner breach rotation spindle with spanner, the key that also can connect by being arranged in keyway connects rotation spindle with rotating driving device.
As preferably, described guided way comprises the gathering sill that width that the outer gusset of at least one feather key and inner sleeve is provided with vertically mates with the width of feather key; The outside of urceolus is arranged with the keyhole connecting with installing hole, and feather key is arranged in keyhole, and one end of feather key is stretched in gathering sill.Guided way is simple in structure.
As preferably, described slide rail comprises the chute that width that the outer gusset of at least one projection that the inner side of inner sleeve is arranged with and mandrel is provided with vertically mates with the width of projection.Rail structure is simple.
As preferably, the outside of described facing is arranged with at least one lug, the gusset of fixing hole is provided with the groove that width mates with the width of lug, and urceolus is provided with and connects outer gusset and at least one tightening screw of fixing hole and the holding screw being threaded with tightening screw; Described facing is arranged in fixing hole, and lug is positioned at groove, and facing is pushed down in one end of holding screw.Facing and urceolus are fixed firm easy accessibility.
As preferably, described pipe tooth pair is attacked the positioning sleeve that combination unit also comprises that internal diameter mates with the external diameter of urceolus, one end of positioning sleeve is provided with location-plate, and location-plate is provided with the locating hole mating with the external diameter of processed pipe, and the sidewall of positioning sleeve is provided with the through hole that number is identical with tightening screw; Described positioning sleeve is enclosed within outside urceolus, and described through hole is enclosed within outside holding screw.Positioning sleeve makes the internal diameter of pipe and external diameter aim at more convenient with screw tap and facing.
As preferably, described spindle is provided with and connects the adjustment hole at two ends and the adjustment screw being threaded with adjustment hole.Rotation adjustment screw can regulate the relative position of screw tap and facing.
Compared with prior art, the invention has the beneficial effects as follows: one. this pipe tooth is two attack the high and internal thread of combination unit working (machining) efficiency and externally threaded axiality good.Two. stage clip makes to change inner sleeve and one end, and to have the mandrel of screw tap more convenient.Three. can block spanner breach rotation spindle with spanner, the key that also can connect by being arranged in keyway connects rotation spindle with rotating driving device.Four. guided way and rail structure are simple.Five. facing and urceolus are fixed firm easy accessibility.Six. positioning sleeve makes the internal diameter of pipe and external diameter aim at more convenient with screw tap and facing.Seven. rotation adjustment screw can regulate the relative position of screw tap and facing.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention 1;
Fig. 2 is the structural representation of the embodiment of the present invention 2;
Fig. 3 is the A-A cutaway view in Fig. 1, Fig. 2;
Fig. 4 is the B-B cutaway view in Fig. 1, Fig. 2;
Fig. 5 is that C in Fig. 1, Fig. 2 is to view.
In figure: stage clip-1, urceolus-2, fixing hole-21, chip-removal hole-22, discharging opening-23, installing hole-24, shaft outlet hole-25, groove-26, tightening screw-27, holding screw-28, keyhole-29, spindle-3, coupling spindle-31, flange-32, connect keyway-33, fixed gap-34, spanner breach-35, adjustment hole-36, mandrel-4, screw tap-41, chute-42, facing-5, lug-51, inner sleeve-6, mesopore-61, gathering sill-62, projection-63, positioning sleeve-7, location-plate-71, locating hole-72, through hole-73, feather key-8, adjustment screw-9.
Detailed description of the invention
Below in conjunction with shown in accompanying drawing, the present invention is described further.
One end of described urceolus 2 has the fixing hole 21 that aperture coordinates with the crest clearance of facing 5, the bottom surface of fixing hole 21 has chip-removal hole 22, the outer gusset of urceolus 2 has the discharging opening 23 connecting with the gusset of chip-removal hole 22, the other end of urceolus 2 has the installing hole 24 coordinating with the crest clearance of inner sleeve 6, and the bottom surface of installing hole 24 has the shaft outlet hole 25 connecting with chip-removal hole 22; Inner sleeve 6 has the mesopore 61 coordinating with the crest clearance of mandrel 4; Described inner sleeve 6 is positioned at installing hole 24, and mesopore 61 is enclosed within outside mandrel 4, and screw tap 41 stretches into chip-removal hole 22 through shaft outlet hole 25; The length of described inner sleeve 6 is less than the degree of depth of installing hole 24; Between described inner sleeve 6 and the bottom surface of installing hole 24, there is stage clip 1; Described spindle 3 is blocked removable being connected of the other end of mandrel 4 and inner sleeve 6 and urceolus 2; In the present embodiment, the flange 32 that described spindle 3 comprises coupling spindle 31 and forms with one end one of coupling spindle 31; The outer gusset of described coupling spindle 31 has keyway 33, fixed gap 34 and two spanner breach 35 of connection; Described flange 32 is connected with the other end screw of urceolus 2
.
Described facing 5 is arranged in removable being connected in one end of fixing hole 21 and urceolus 2; In the present embodiment, the outer gusset of described facing 5 has two lugs 51, the gusset of fixing hole 21 has two grooves 26 of the width matched in clearance of width and lug 51, and urceolus 2 has the outer gusset of perforation and two tightening screws 27 of fixing hole 21 and two holding screws 28 that are threaded with tightening screw 27; Described facing 5 is arranged in fixing hole 21, and lug 51 is positioned at groove 26, and facing 5 is pushed down in one end of holding screw 28.
Described guided way comprises two gathering sills 62 of the width matched in clearance of width that the outer gusset of two feather keys 8 and inner sleeve 6 has vertically and feather key 8; The outer gusset of urceolus 2 has two keyholes 29 that connect with installing hole 24, and feather key 8 is arranged in keyhole 29, and one end of feather key 8 is stretched in gathering sill 62.
Two chutes 42 of the width that two projections 63 that described slide rail comprises that the interior gusset of inner sleeve 6 has and the outer gusset of mandrel 4 have vertically and the width interference fits of projection 63.
Described spindle 3 has the adjustment hole 36 at perforation two ends and the adjustment screw 9 being threaded with adjustment hole 36.
When pipe tooth pair is attacked combination unit use, mandrel 4 and facing 5 that inner sleeve 6, one end have screw tap 41 have plurality of specifications, can change as required; Add man-hour, can first process machining internal thread after the external screw thread of pipe, also can first process threading after the internal thread of pipe; Unscrew holding screw 28 and can change easily facing 5; Pull down spindle 3, under the elastic restoring force effect of stage clip 1, inner sleeve 6 is ejected, and can change easily inner sleeve 6 and one end and have the mandrel 4 of screw tap 41; Loading onto positioning sleeve 7 can make the internal diameter of pipe and external diameter aim at more convenient with screw tap 41 and facing 5; Rotation adjustment screw 9 can regulate the relative position of screw tap 41 and facing 5.
The invention has the beneficial effects as follows: this pipe tooth is two attack the high and internal thread of combination unit working (machining) efficiency and externally threaded axiality good.Stage clip makes to change inner sleeve and one end, and to have the mandrel of screw tap more convenient.Can block spanner breach rotation spindle with spanner, the key that also can connect by being arranged in keyway connects rotation spindle with rotating driving device.Guided way and rail structure are simple.Facing and urceolus are fixed firm easy accessibility.Positioning sleeve makes the internal diameter of pipe and external diameter aim at more convenient with screw tap and facing.Rotation adjustment screw can regulate the relative position of screw tap and facing.
It is apparent to one skilled in the art that the present invention can change into various ways, and such change is not thought and departed from the scope of the present invention.All so apparent amendments of the technical staff to described field, within being included in the scope of this claim.
Claims (8)
1. pipe tooth is two attacks a combination unit, it is characterized in that, comprises that inner sleeve, urceolus, spindle, one end are provided with the facing that the mandrel of screw tap and the diameter of thread are greater than the diameter of thread of screw tap; One end of described urceolus is provided with the fixing hole that mate with the external diameter of facing in aperture, the bottom surface of fixing hole is provided with chip-removal hole, the outside of urceolus is arranged with the discharging opening connecting with the gusset of chip-removal hole, the other end of urceolus is provided with the installing hole mating with the external diameter of inner sleeve, and the bottom surface of installing hole is provided with the shaft outlet hole connecting with chip-removal hole; Inside be arranged with the mesopore mating with the external diameter of mandrel; Described inner sleeve is positioned at installing hole, and mesopore is enclosed within outside mandrel, and screw tap stretches into chip-removal hole through shaft outlet hole; Described urceolus and interior inner room are provided with the guided way moving vertically for inner sleeve; Described mandrel and interior inner room are provided with the slide rail moving vertically for mandrel; Described facing is arranged in removable being connected in one end of fixing hole and urceolus, and spindle is blocked removable being connected of the other end of mandrel and inner sleeve and urceolus.
2. pipe tooth according to claim 1 is two attacks combination unit, it is characterized in that: the length of described inner sleeve is less than the degree of depth of installing hole; Between described inner sleeve and the bottom surface of installing hole, be provided with stage clip.
3. pipe tooth according to claim 1 and 2 is two attacks combination unit, it is characterized in that: described spindle comprises coupling spindle and the flange being fixedly connected with one end of coupling spindle; The outside of described coupling spindle is arranged with and connects keyway, fixed gap and two spanner breach; Described flange is connected with the other end screw of urceolus
.
4. pipe tooth according to claim 1 and 2 is two attacks combination unit, it is characterized in that: described guided way comprises the gathering sill that width that the outer gusset of at least one feather key and inner sleeve is provided with vertically mates with the width of feather key; The outside of urceolus is arranged with the keyhole connecting with installing hole, and feather key is arranged in keyhole, and one end of feather key is stretched in gathering sill.
5. pipe tooth according to claim 1 and 2 is two attacks combination unit, it is characterized in that: described slide rail comprises the chute that width that the outer gusset of at least one projection that the inner side of inner sleeve is arranged with and mandrel is provided with vertically mates with the width of projection.
6. the two combination units of attacking of pipe tooth according to claim 1 and 2, it is characterized in that: the outside of described facing is arranged with at least one lug, the gusset of fixing hole is provided with the groove that width mates with the width of lug, and urceolus is provided with and connects outer gusset and at least one tightening screw of fixing hole and the holding screw being threaded with tightening screw; Described facing is arranged in fixing hole, and lug is positioned at groove, and facing is pushed down in one end of holding screw.
7. the two combination units of attacking of pipe tooth according to claim 6, it is characterized in that: described pipe tooth pair is attacked the positioning sleeve that combination unit also comprises that internal diameter mates with the external diameter of urceolus, one end of positioning sleeve is provided with location-plate, location-plate is provided with the locating hole mating with the external diameter of processed pipe, and the sidewall of positioning sleeve is provided with the through hole that number is identical with tightening screw; Described positioning sleeve is enclosed within outside urceolus, and described through hole is enclosed within outside holding screw.
8. pipe tooth according to claim 1 and 2 is two attacks combination unit, it is characterized in that: described spindle is provided with and connects the adjustment hole at two ends and the adjustment screw being threaded with adjustment hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210199125.2A CN102784975B (en) | 2012-06-13 | 2012-06-13 | Pipe tap and thread rolling die combination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210199125.2A CN102784975B (en) | 2012-06-13 | 2012-06-13 | Pipe tap and thread rolling die combination device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102784975A CN102784975A (en) | 2012-11-21 |
| CN102784975B true CN102784975B (en) | 2014-06-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210199125.2A Expired - Fee Related CN102784975B (en) | 2012-06-13 | 2012-06-13 | Pipe tap and thread rolling die combination device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102784975B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028855A (en) * | 2014-06-10 | 2014-09-10 | 成都大漠石油机械有限公司 | Processing tool for thread line |
| CN108015367A (en) * | 2017-12-15 | 2018-05-11 | 湖北金箭阀门有限公司 | Pipe fitting internal and external threads synchronous processing device |
| CN109465505B (en) * | 2018-12-30 | 2023-09-22 | 广西玉柴机器股份有限公司 | Safe broken-wire-preventing cone chuck |
| CN111438408B (en) * | 2020-05-30 | 2022-11-04 | 李让勤 | Tapping stabilizer for tapping of bench worker |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2943165A1 (en) * | 1979-10-25 | 1981-05-07 | Günter 4507 Hasbergen Krause | Thread-cutting die holder for lathe - has coaxial tubular parts linked by pin and slot to allow axial movement but prevent rotation |
| CN201124277Y (en) * | 2007-12-19 | 2008-10-01 | 上海东方泵业(集团)有限公司 | Clamping head for thread machining |
| CN201483093U (en) * | 2009-05-11 | 2010-05-26 | 苏州雷神科技有限公司 | High-speed precise tapping mechanism |
| CN201552347U (en) * | 2009-09-09 | 2010-08-18 | 天津二十冶建设有限公司 | Thread machining device |
| CN201565680U (en) * | 2009-12-05 | 2010-09-01 | 铜陵市永生机电制造有限责任公司 | Tapping device of lathe |
| CN202667832U (en) * | 2012-06-13 | 2013-01-16 | 宁波敏宝卫浴五金水暖洁具有限公司 | Pipe thread double tapping combined device |
-
2012
- 2012-06-13 CN CN201210199125.2A patent/CN102784975B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2943165A1 (en) * | 1979-10-25 | 1981-05-07 | Günter 4507 Hasbergen Krause | Thread-cutting die holder for lathe - has coaxial tubular parts linked by pin and slot to allow axial movement but prevent rotation |
| CN201124277Y (en) * | 2007-12-19 | 2008-10-01 | 上海东方泵业(集团)有限公司 | Clamping head for thread machining |
| CN201483093U (en) * | 2009-05-11 | 2010-05-26 | 苏州雷神科技有限公司 | High-speed precise tapping mechanism |
| CN201552347U (en) * | 2009-09-09 | 2010-08-18 | 天津二十冶建设有限公司 | Thread machining device |
| CN201565680U (en) * | 2009-12-05 | 2010-09-01 | 铜陵市永生机电制造有限责任公司 | Tapping device of lathe |
| CN202667832U (en) * | 2012-06-13 | 2013-01-16 | 宁波敏宝卫浴五金水暖洁具有限公司 | Pipe thread double tapping combined device |
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| Publication number | Publication date |
|---|---|
| CN102784975A (en) | 2012-11-21 |
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Granted publication date: 20140625 Termination date: 20170613 |
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