CN201128014Y - Perforator with adjustable radius - Google Patents
Perforator with adjustable radius Download PDFInfo
- Publication number
- CN201128014Y CN201128014Y CNU2007201588266U CN200720158826U CN201128014Y CN 201128014 Y CN201128014 Y CN 201128014Y CN U2007201588266 U CNU2007201588266 U CN U2007201588266U CN 200720158826 U CN200720158826 U CN 200720158826U CN 201128014 Y CN201128014 Y CN 201128014Y
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- CN
- China
- Prior art keywords
- rail
- hole
- regulating
- dish
- center
- 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.)
- Expired - Fee Related
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- Machines For Laying And Maintaining Railways (AREA)
Abstract
The utility model provides a radius adjustable hole saw, which includes rail plates, a regulating shaft, a regulating rail and a cutting head, wherein, the regulating rail is arranged between the two same rail plates each of which is provided with a central axis hole and a rail plate strip-type hole, one side of the rail plate strip-type hole is provided with a screw hole; the regulating rail is provided with an axis hole, a regulating handle of the regulating rail is provided with a regulating handle strip-type hole; the central axis holes and the regulating rail axis hole of the two rail plates are penetrated with a same circular shaft; the regulating shaft passes through the rail plate strip-type hole, the regulating rail strip-type hole and the rail plate strip-type hole of the other rail plate in sequence; the revealed regulating shaft is tightened by nuts, the end of the regulating shaft is connected with the cutting head; the two rail plates are connected by bolts and the nuts; the bolts between the two rail plates are sleeved with bolt sleeve tubes; a plate center of one rail plate is welded with a union joint. The hole saw can realize the distance regulation between the cutting head and the axle center of the hole saw through regulating the regulating handle, so as to regulate the opening operation radius, thereby avoiding the change of work pieces and being convenient and practical.
Description
1, technical field
The utility model relates to the perforate technical field, specifically a kind of adjustable hole making drill of radius that carries out perforate in sheet material that is primarily aimed at.
2, background technology
Along with the continuous development of society, the improving constantly of people's material and spiritual level, aesthetical standard is also more and more higher, and particularly the standard that requires to the indoor and outdoor decoration in house improves gradually.Yet in finishing work, run in upward perforate of hard material (as ceramic tile, glass, macromolecular material, plank etc.) through regular meeting, often the practitioner can use the cutting of the continuous translation-angle of saw blade shape cutting machine, this kind method is because the seemingly round non-circle of the circular hole that cuts out, its circular hole inner edge is uneven, extremely not attractive in appearance, waste time and energy, operating efficiency lowly and not is used; Sometimes then can select hollow boring bit to carry out the perforate operation, but each hollow boring bit has only a fixedly model, need to offer the hole of different-diameter in the operation, the frequent more bit change of having to carries out operation, the specification of drill bit is also very limited, moreover core drill is relatively heavier, noise pollution is serious, shaking force is excessive, even processing object is damaged, and is adopted to such an extent as to seldom obtaining employment.
3, summary of the invention
Technical assignment of the present utility model is to overcome the deficiencies in the prior art, provides a kind of radius adjustable hole making drill.
The technical solution of the utility model realizes in the following manner, the adjustable hole making drill of this radius, comprise the rail dish, regulating shaft, adjust rail and cutting head, adjusting rail is arranged in the middle of two identical rail dishes, the circle centre position of rail dish has center of circle axis hole, have three rail dish strip holes on the rail dish card, rail dish strip hole length direction is identical with rail dish radial direction, rail dish strip hole is around the rotation arrangement of the rail dish center of circle, rail dish strip hole is the angle of 120 degree in twos, one side of rail dish strip hole has screw hole, the center of adjusting rail has axis hole, have the adjusting handle strip hole on the adjusting handle of adjustment rail, the quantity of adjusting the adjusting handle of rail is three, the adjusting handle center line all be that the circumference of same circle in the center of circle is tangent to adjust the rail center, adjusting handle rotates arrangement around adjusting the rail center, adjusting handle is the angle of 120 degree in twos, and adjusting handle strip hole length direction is identical with the adjusting handle centerline direction.Be installed with same circular shaft on the center of circle axis hole of two rail dishes and the adjustment rail axis hole, have screw thread on the regulating shaft, regulating shaft passes rail dish strip hole successively, adjusts the rail dish strip hole of rail strip hole and another rail dish, the regulating shaft that exposes is fastening by the regulating shaft nut, regulate the tip of the axis and be connected with cutting head, two rail dishes connect by screw bolt and nut, are with bolt sleeve on the bolt between the two rail dishes, and the card center of a rail dish is welded with connector.
The utility model has the advantages that: the operation principle of the adjustable hole making drill of this radius is that the tangent to periphery of roundlet in two concentric circles has different intersection points with big radius of circle on certain anglec of rotation, the set of these intersection points all belongs to the set of putting on the big radius of circle, the rotation adjustment of rail between two rail dishes adjusted in the adjustable hole making drill utilization of this radius, thereby make adjustment rail strip hole different intersection points be arranged with rail dish strip hole, regulating shaft passes rail dish strip hole and adjusting handle strip hole simultaneously, the position in regulating shaft axle center is exactly the position of intersecting point of two rail grooves, the change in location of its intersection point is along with the rotation of adjusting rail changes, thereby regulating shaft is adjusted on the radial direction of rail dish, cutting head just is arranged on the regulating shaft end, therefore, can realize the adjusting of cutting head easily apart from this hole making drill rail disk center distance, thereby adjust the perforate operating radius, avoided the replacing of workpiece, convenient and practical, accelerate perforate speed, improve machining accuracy and operating efficiency.
4, description of drawings
Accompanying drawing 1 is the structure assembling schematic diagram of the adjustable hole making drill of radius;
Accompanying drawing 2 is structural representations of going up the rail dish in the adjustable hole making drill of radius;
Accompanying drawing 3 is upward views of connector in the adjustable hole making drill of radius;
Accompanying drawing 4 is structural representations of adjusting rail in the adjustable hole making drill of radius;
Accompanying drawing 5 is the regulating shaft in the adjustable hole making drill of radius and the syndeton schematic diagram of cutting head.
Mark in the accompanying drawing is represented respectively;
Last rail dish 1, following rail dish 2, center of circle axis hole 3, rail dish strip hole 4, screw hole 5, adjustment rail 6, axis hole 7, adjusting handle 8, adjusting handle strip hole 9, circular shaft 10, regulating shaft 11, regulating shaft circle cover 12, regulating shaft nut 13, cutting head 14, connector 15, bolt 16, nut 17, bolt sleeve 18, pad 19, pad 20.
5, the specific embodiment
Do following detailed description the in detail below in conjunction with the adjustable hole making drill of 1～5 pair of radius of the present utility model of accompanying drawing:
As shown in Figure 1, the adjustable hole making drill of radius of the present utility model, comprise rail dish 1, following rail dish 2, regulating shaft 11, adjust rail 6 and cutting head 14, adjusting rail 6 is arranged between rail dish 1 and the following rail dish 2, on, following two rail dish sizes, shape is all identical with structure, the circle centre position of rail dish has center of circle axis hole 3, have three rail dish strip holes 4 on the rail dish card, rail dish strip hole length direction is identical with rail dish radial direction, rail dish strip hole is around the rotation arrangement of the rail dish center of circle, rail dish strip hole is the angle of 120 degree in twos, and the same side of three rail dish strip holes has screw hole 5, and the quantity of screw hole is two.The center of adjusting rail 6 has axis hole 7, have adjusting handle strip hole 9 on the adjusting handle 8 of adjustment rail, the quantity of adjusting the adjusting handle of rail is three, the adjusting handle center line all be that the circumference of same circle in the center of circle is tangent to adjust the rail center, adjusting handle is arranged around adjusting the rotation of rail center, adjusting handle is the angle of 120 degree in twos, and adjusting handle strip hole length direction is identical with the adjusting handle centerline direction.Be installed with same circular shaft 10 on the center of circle axis hole of the center of circle axis hole of last rail dish, adjustment rail axis hole and following rail dish, circular shaft is a multidiameter broad in the middle small in ends, the diameter at circular shaft two ends equals the diameter of rail dish center of circle axis hole, and the diameter at circular shaft middle part equals to adjust the diameter of rail central shaft hole.Between last rail dish and the circular shaft, all be provided with pad 19 between circular shaft and the following rail dish.Have screw thread on the regulating shaft 11, regulating shaft passes rail dish strip hole successively, adjusts the rail dish strip hole of rail strip hole and following rail dish, on the regulating shaft between the two rail dishes, also be with regulating shaft circle cover 12, the regulating shaft that exposes is fastening by regulating shaft nut 13, regulate the tip of the axis and be connected with cutting head 14, regulating shaft is terminal to have identical size and the identical silk hole of hand of spiral with the cutting head upper end, and regulating shaft is fixedlyed connected (as shown in Figure 5) by screw with cutting head.Two rail dishes are connected with nut 17 by bolt 16, bolt passes the screw hole of same position on the upper and lower rail dish, on the bolt between the two rail dishes, be with bolt sleeve 18, the external diameter of bolt sleeve is greater than the tighten up a screw diameter in hole of rail dish, bolt sleeve mainly is to support upper and lower two rail dishes, making between upper and lower two rail dishes has certain distance, and the adjustment rail is rotated between two rail dishes.Bolt sleeve and regulating shaft circle cover also play the protective effect to bolt and regulating shaft, also can play the position-limiting action to the anglec of rotation of adjusting handle, and the anglec of rotation of adjusting handle is less than 60 degree.The card center of last rail dish is welded with connector 15.
Among Fig. 1, being connected of regulating shaft and cutting head has three covers, the cover of only giving an example among the figure, all the other omissions; The screw bolt and nut of rail dish has six covers about connecting, two covers of only giving an example among the figure, all the other omissions.
The adjustable hole making drill of radius of the present utility model is connected connector in use with power part, just can be used as opening bit and carry out work.When needs change the perforate radius, regulating shaft nut on each regulating shaft is unclamped, rotate the adjusting handle of adjusting rail, regulating shaft will change along with the rotation of adjusting handle, thereby has changed operating radius, adjusts after the radius, tighten the regulating shaft nut, fix regulating shaft, natural operating radius has also just been fixed, and just can carry out the perforate operation.
What mark 20 was represented among Fig. 2 is the position of going up the pad of rail disk center place's connector.
Claims (7)
1, the adjustable hole making drill of radius, comprise the rail dish, regulating shaft, adjust rail and cutting head, it is characterized in that adjusting rail is arranged in the middle of two identical rail dishes, the circle centre position of rail dish has center of circle axis hole, have rail dish strip hole on the rail dish card, one side of rail dish strip hole has screw hole, the center of adjusting rail has axis hole, have the adjusting handle strip hole on the adjusting handle of adjustment rail, be installed with same circular shaft on the center of circle axis hole of two rail dishes and the adjustment rail axis hole, have screw thread on the regulating shaft, regulating shaft passes rail dish strip hole successively, adjust the rail dish strip hole of rail strip hole and another rail dish, the regulating shaft that exposes is fastening by the regulating shaft nut, regulate the tip of the axis and be connected with cutting head, two rail dishes connect by screw bolt and nut, are with bolt sleeve on the bolt between the two rail dishes, and the card center of a rail dish is welded with connector.
2, the adjustable hole making drill of radius according to claim 1, it is characterized in that having on the rail dish card three rail dish strip holes, rail dish strip hole length direction is identical with rail dish radial direction, rail dish strip hole is around the rotation arrangement of the rail dish center of circle, rail dish strip hole is the angle of 120 degree in twos, the quantity of adjusting the adjusting handle of rail is three, the adjusting handle center line all be that the circumference of same circle in the center of circle is tangent to adjust the rail center, adjusting handle is arranged around adjusting the rotation of rail center, adjusting handle is the angle of 120 degree in twos, and adjusting handle strip hole length direction is identical with the adjusting handle centerline direction.
3, the adjustable hole making drill of radius according to claim 1 is characterized in that the quantity of the screw hole of rail dish strip hole one side is two.
5, the adjustable hole making drill of radius according to claim 1 is characterized in that regulating shaft end and cutting head upper end have identical size and the identical silk hole of hand of spiral, and regulating shaft is fixedlyed connected by screw with cutting head.
6, the adjustable hole making drill of radius according to claim 1 is characterized in that also being with regulating shaft circle cover on the regulating shaft between the two rail dishes.
7, the adjustable hole making drill of radius according to claim 1, the external diameter that it is characterized in that bolt sleeve is greater than the tighten up a screw diameter in hole of rail dish.
8, the adjustable hole making drill of radius according to claim 1 is characterized in that circular shaft is a multidiameter broad in the middle small in ends, and the diameter at circular shaft two ends equals the diameter of rail dish center of circle axis hole, and the diameter at circular shaft middle part equals to adjust the diameter of rail central shaft hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201588266U CN201128014Y (en) | 2007-12-24 | 2007-12-24 | Perforator with adjustable radius |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201588266U CN201128014Y (en) | 2007-12-24 | 2007-12-24 | Perforator with adjustable radius |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201128014Y true CN201128014Y (en) | 2008-10-08 |
Family
ID=40015840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201588266U Expired - Fee Related CN201128014Y (en) | 2007-12-24 | 2007-12-24 | Perforator with adjustable radius |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201128014Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102476208A (en) * | 2010-11-22 | 2012-05-30 | 韩海民 | Reducing reamer bit |
| CN102626807A (en) * | 2012-05-04 | 2012-08-08 | 山东卡特重工机械有限公司 | Adjustable opener |
| US10124417B2 (en) | 2013-12-19 | 2018-11-13 | Milwaukee Electric Tool Corporation | Adjustable diameter hole cutter |
| CN114952294A (en) * | 2022-06-17 | 2022-08-30 | 中建八局科技建设有限公司 | Hole opener and using method thereof |
-
2007
- 2007-12-24 CN CNU2007201588266U patent/CN201128014Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102476208A (en) * | 2010-11-22 | 2012-05-30 | 韩海民 | Reducing reamer bit |
| CN102626807A (en) * | 2012-05-04 | 2012-08-08 | 山东卡特重工机械有限公司 | Adjustable opener |
| US10124417B2 (en) | 2013-12-19 | 2018-11-13 | Milwaukee Electric Tool Corporation | Adjustable diameter hole cutter |
| US10576553B2 (en) | 2013-12-19 | 2020-03-03 | Milwaukee Electric Tool Corporation | Adjustable diameter hole cutter |
| CN114952294A (en) * | 2022-06-17 | 2022-08-30 | 中建八局科技建设有限公司 | Hole opener and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081008 Termination date: 20100125 |