CN204912868U - Foldable anti - countersink utensil - Google Patents
Foldable anti - countersink utensil Download PDFInfo
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- CN204912868U CN204912868U CN201520684977.XU CN201520684977U CN204912868U CN 204912868 U CN204912868 U CN 204912868U CN 201520684977 U CN201520684977 U CN 201520684977U CN 204912868 U CN204912868 U CN 204912868U
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Abstract
The utility model provides a foldable anti - countersink utensil, including cutter arbor, cutter and flexible subassembly, be equipped with tool slots on the cutter arbor, the cutter sets up in tool slots, the one end of cutter is articulated with the cutter arbor, flexible unit mount is on the cutter arbor, and the drive the cutter rotates around the hinge point of cutter with the cutter arbor. The utility model discloses a cutter sets up in the tool slots of cutter arbor, and is articulated with the cutter arbor, is equipped with the flexible subassembly that rack or worm are constituteed on the cutter arbor, is equipped with meshed gears or worm wheel with it on the cutter, the utility model discloses the accessible rack slide on the cutter arbor (or worm rotate) make rotatory tool slots of entering of cutter or the rotatory tool slots of play, convenient to use, the utility model discloses compact structure can not receive structural style space limitation, and there is not off -centre in the cutter arbor, adjusts easy operation once more well after not needing the cutter to pass the hole.
Description
Technical field
The utility model relates to a kind of foldable reverse countersink tool.
Background technology
Anti-ream is the method that hole end surface machining is commonly used, existing conventional back spotfacer has two kinds, and a kind of is end winding support countersink at straight knife bar, and this back spotfacer in use, need first knife bar to be passed hole, and then the processing that countersink carries out workpiece is installed, after machining, remove countersink and exit knife bar, this back spotfacer dismounting trouble, take up space large, when structure space is restricted, countersink cannot be loaded and unloaded in inner side.Another kind is then eccentric cutter, and the anterior diameter of knife bar of this cutter is less than the diameter at knife bar rear portion, and knife bar is anterior and knife bar rear portion disalignment; During processing work, first the countersink of knife bar front end is passed hole, then by knife bar afterbody and hole central alignment, this back spotfacer is applicable to the anti-ream processing of macropore, and when hole is less, the anterior diameter than hole of knife bar is little, poor rigidity; And knife bar is through behind hole, also needs alignment hole center again, complicated operation.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of compact conformation, foldable reverse countersink tool easy to use and simple to operate.
The technical solution adopted in the utility model is: a kind of foldable reverse countersink tool, comprise knife bar, cutter, telescopic component, described knife bar is provided with cutter groove, described cutter is arranged in cutter groove, one end and the knife bar of described cutter are hinged, described telescopic component is installed on knife bar, and drives described cutter to rotate around the hinge of cutter and knife bar.
In above-mentioned foldable reverse countersink tool, described telescopic component comprises tooth bar, lock-screw, and knife bar is provided with tooth bar chute in the axial direction, and tooth bar is arranged in tooth bar chute by lock-screw; Cutter is provided with and tooth bar meshed gears.
In above-mentioned foldable reverse countersink tool, described telescopic component comprises worm screw, and worm screw is located on knife bar, and the axis of worm screw and cutter spindle line parallel, cutter is provided with the worm gear be meshed with worm screw.
In above-mentioned foldable reverse countersink tool, the front end of described tooth bar is provided with pilot hole, and the axes normal of pilot hole is in the axis of screw hole, and the front end of described knife bar is provided with pin, and pin is through the pilot hole of tooth bar.
In above-mentioned foldable reverse countersink tool, the front end of described knife bar is provided with adjustment screw, and the axis of adjustment screw and the axis being parallel of knife bar, adjustment screw withstands the back of cutter.
Compared with prior art, the beneficial effects of the utility model are:
Cutter of the present utility model is arranged in the cutter groove of knife bar, hinged with knife bar, and knife bar is provided with the telescopic component of tooth bar or worm screw composition, and cutter is provided with the gear or worm gear that are engaged with; The utility model by tooth bar slide on knife bar (or worm screw rotate) make cutter rotate into cutter groove or rotate cutter groove, do not need dismounting cutter just can use, easy to use; The utility model compact conformation, can not be subject to version space constraint; And knife bar does not exist bias, again align after not needing cutter to pass hole, simple to operate.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model.
Fig. 2 is stereogram of the present utility model.
Structural representation when Fig. 3 is the utility model use.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, 2, the utility model comprises knife bar 1, tooth bar 2, lock-screw 3 and cutter 4, and described knife bar 1 is provided with cutter groove, cutter 4 is arranged in cutter groove, cutter 4 is hinged by bearing pin 5 and knife bar 1, and cutter 4 is provided with gear, gear with bearing pin 5 for rotating shaft.Knife bar 1 is provided with tooth bar chute in the axial direction, and tooth bar 2 is arranged in tooth bar chute; The rear end of tooth bar 2 is provided with waist type screw hole 22, is fixed on knife bar 1 by lock-screw 3; The front end of tooth bar 2 is provided with pilot hole 21, and the axes normal of pilot hole 21 is in the axis of screw hole 22, and the front end of described knife bar 1 is provided with pin 6, and pin 6 is through the pilot hole of tooth bar 2.Wheel and rack 2 on cutter engages.The front end of described knife bar 1 is provided with adjustment screw 7, and the axis of adjustment screw 7 and the axis being parallel of knife bar 1, adjustment screw 7 withstands the back of cutter 4.
Gear on cutter 4 can replace with worm gear, and tooth bar 2 replaces to worm screw accordingly, and worm and wheel engages, and worm screw is arranged on knife bar 1, and the cylindrical of worm screw does not exceed the cylindrical of knife bar 1, and the transmission mechanism of worm and gear composition has self-locking performance.
Operation principle of the present utility model is as follows: knife bar 1 of the present utility model is processed with rach slot in the axial direction, on knife bar 1, front end place is processed with the cutter groove that can hold cutter 4, tooth bar 2 utilizes pin 6 and lock-screw 3 to be arranged in tooth bar chute, tooth bar 2 can slidably reciprocate (worm screw can be rotated on knife bar) in tooth bar chute, and is locked by lock-screw 3.Cutter 4 can adopt combining form or monoblock type, and cutter 4 is hinged on knife bar 1 by bearing pin 5, and cutter 4 is provided with gear (or worm gear), gear (or worm gear) and tooth bar 2(or worm screw during installation) be meshed, adjustment screw 7 is for the spacing leveling of cutter 4.Before anti-ream inner stopper, knife bar 1 is arranged on machining equipment, sliding rack 2(or rotary worm), make cutter 4 be folded in cutter groove, knife bar 1 extends through the hole on workpiece, then by sliding rack 2(or rotary worm), cutter 4 is rotated in place finger lock lock-screw 3, then processes, after machining, again cutter 4 is proceeded to cutter groove, exit knife bar 1.
Cutter 4 of the present utility model is arranged in the cutter groove of knife bar 1, hinged with knife bar 1, and cutter 4 is provided with gear (or worm gear), with the tooth bar 2(on knife bar 1 or worm screw) engage; By tooth bar 2 slide on knife bar 1 (or worm screw rotate) make cutter 4 rotate into cutter groove or rotate cutter groove, do not need dismounting cutter just can use, easy to use; The utility model compact conformation, can not be subject to version space constraint; And knife bar 1 does not exist bias, again align after not needing cutter to pass hole, simple to operate.
Claims (5)
1. a foldable reverse countersink tool, it is characterized in that: comprise knife bar (1), cutter (4) and telescopic component, described knife bar is provided with cutter groove, described cutter (4) is arranged in cutter groove, one end and the knife bar (1) of described cutter (4) are hinged, described telescopic component is installed on knife bar (1), and drives described cutter (4) to rotate around the hinge of cutter (4) with knife bar (1).
2. foldable reverse countersink tool according to claim 1, it is characterized in that: described telescopic component comprises tooth bar (2), lock-screw (3), (1) is provided with tooth bar chute in the axial direction with knife bar, tooth bar (2) is provided with waist type screw hole (22), is arranged in tooth bar chute by lock-screw (3); Cutter (4) is provided with and tooth bar (2) meshed gears.
3. foldable reverse countersink tool according to claim 1, is characterized in that: described telescopic component comprises worm screw, and described worm screw is located on knife bar (1), and the axis of worm screw and knife bar (1) axis being parallel, cutter (4) is provided with the worm gear be meshed with worm screw.
4. foldable reverse countersink tool according to claim 2, it is characterized in that: the front end of described tooth bar (2) is provided with pilot hole (21), the axes normal of pilot hole (21) is in the axis of screw hole (22), the front end of described knife bar (1) is provided with pin (6), and pin (6) is through the pilot hole (21) of tooth bar (2).
5. the foldable reverse countersink tool according to claim 1,2,3 or 4, it is characterized in that: the front end of described knife bar (1) is provided with adjustment screw (7), the axis of adjustment screw (7) and the axis being parallel of knife bar (1), adjustment screw (7) withstands the back of cutter (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520684977.XU CN204912868U (en) | 2015-09-07 | 2015-09-07 | Foldable anti - countersink utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520684977.XU CN204912868U (en) | 2015-09-07 | 2015-09-07 | Foldable anti - countersink utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204912868U true CN204912868U (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520684977.XU Active CN204912868U (en) | 2015-09-07 | 2015-09-07 | Foldable anti - countersink utensil |
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| Country | Link |
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| CN (1) | CN204912868U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107088682A (en) * | 2016-06-28 | 2017-08-25 | 中航湖南通用航空发动机有限公司 | A kind of nose end topping machanism |
| CN108480721A (en) * | 2018-03-12 | 2018-09-04 | 共享装备股份有限公司 | A kind of multifunctional cutter |
| CN108544031A (en) * | 2018-04-24 | 2018-09-18 | 徐州重型机械有限公司 | A kind of big face machine of folding aperture, which adds, counter scrapes cutter |
| CN109396504A (en) * | 2018-12-17 | 2019-03-01 | 山东威达重工股份有限公司 | The numerically-controlled machine tool counterbore method of anti-countersink and its workpieces processing automatically |
| CN111299715A (en) * | 2019-11-26 | 2020-06-19 | 湖北江山重工有限责任公司 | Automatic foldable anti-scraper |
| CN114178629A (en) * | 2021-12-16 | 2022-03-15 | 铣立(上海)切削技术有限公司 | Mechanical automatic switch reverse scraping tool for machining reverse countersink or counter bore |
| CN114289764A (en) * | 2022-01-19 | 2022-04-08 | 航天精工股份有限公司 | Combined type cutter for processing blind end step hole |
| CN114559077A (en) * | 2022-03-14 | 2022-05-31 | 贵阳博亚机械制造有限公司 | Tool for facing machining of narrow-cavity inner groove hole and machining method |
-
2015
- 2015-09-07 CN CN201520684977.XU patent/CN204912868U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107088682A (en) * | 2016-06-28 | 2017-08-25 | 中航湖南通用航空发动机有限公司 | A kind of nose end topping machanism |
| CN107088682B (en) * | 2016-06-28 | 2019-03-12 | 中航湖南通用航空发动机有限公司 | A kind of nose end cutting apparatus |
| CN108480721A (en) * | 2018-03-12 | 2018-09-04 | 共享装备股份有限公司 | A kind of multifunctional cutter |
| CN108544031A (en) * | 2018-04-24 | 2018-09-18 | 徐州重型机械有限公司 | A kind of big face machine of folding aperture, which adds, counter scrapes cutter |
| CN108544031B (en) * | 2018-04-24 | 2020-08-28 | 徐州重型机械有限公司 | Folding small-hole large-face machine reverse scraper |
| CN109396504A (en) * | 2018-12-17 | 2019-03-01 | 山东威达重工股份有限公司 | The numerically-controlled machine tool counterbore method of anti-countersink and its workpieces processing automatically |
| CN111299715A (en) * | 2019-11-26 | 2020-06-19 | 湖北江山重工有限责任公司 | Automatic foldable anti-scraper |
| CN114178629A (en) * | 2021-12-16 | 2022-03-15 | 铣立(上海)切削技术有限公司 | Mechanical automatic switch reverse scraping tool for machining reverse countersink or counter bore |
| CN114289764A (en) * | 2022-01-19 | 2022-04-08 | 航天精工股份有限公司 | Combined type cutter for processing blind end step hole |
| CN114559077A (en) * | 2022-03-14 | 2022-05-31 | 贵阳博亚机械制造有限公司 | Tool for facing machining of narrow-cavity inner groove hole and machining method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Foldable anti - countersink utensil Effective date of registration: 20180503 Granted publication date: 20151230 Pledgee: Xiangtan Jiuhua Economic Construction Investment Co., Ltd. Pledgor: Tidfore Engineering Co., Ltd.|Tidfore Heavy Industry Co., Ltd.|Ocean engineering equipment (Tianjin) Co., Ltd. Registration number: 2018430000029 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |