CN204449384U - A kind of High-precision angle adjustable bench drill - Google Patents
A kind of High-precision angle adjustable bench drill Download PDFInfo
- Publication number
- CN204449384U CN204449384U CN201520046013.2U CN201520046013U CN204449384U CN 204449384 U CN204449384 U CN 204449384U CN 201520046013 U CN201520046013 U CN 201520046013U CN 204449384 U CN204449384 U CN 204449384U
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- Prior art keywords
- spiral
- column
- mount pad
- bit
- angle adjustable
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Abstract
The utility model discloses a kind of High-precision angle adjustable bench drill, comprise base and column, the lower end of described column with base be connected, the top axial of column is fixed with mount pad, column is also provided with the rotating mechanism that mount pad can be driven to rotate, the output of rotating mechanism is connected with mount pad, mount pad is provided with unit head and unit head can be driven to make the driving mechanism of reciprocal lifting moving relative to mount pad, described unit head is provided with drill bit, described drill bit comprises the cutting portion of handle of a knife and handle of a knife front end, cutting portion establishes two spiral cutting swords, it is spiral bit-withdrawing slot between spiral cutting sword, spiral cutting sword comprises main cutting edge and the spiral side edge of cutting portion front end.Use the drill bit in the utility model, the time of saving more bit change when holing improves machining accuracy and efficiency, and cutting edge breach and bit-withdrawing slot groove arrange in proper order from chisel edge backward and make chip fracture to greatest extent simultaneously, make it not to be wrapped on drill bit.
Description
Technical field
The utility model relates to technical field of lathe equipment, specifically a kind of High-precision angle adjustable bench drill.
Background technology
Bench drill is called for short bench drill, it is a kind of compact, easy and simple to handle, usually the small-sized hole machined lathe that dedicated uses is arranged on, bench drill bore diameter, generally below 13 millimeters, is maximumly no more than 16 millimeters, and its main shaft speed change generally realizes by changing the position of V-belt on tower belt wheel, axis feeding is by manual operation, and bench drill can be placed on operation post.Common bench drill is because the degree of regulation of the inconvenience of workbench adjusting angle and angle is not high, therefore not high to the comparatively inconvenient precision of processing of inclined hole processing simultaneously yet; In addition, present drill bit adds the situation often occurring man-hour being wound around by drilling cuttings carrying out lead plug, not only have a strong impact on the surface quality of boring, reduce machining accuracy, also serious potential safety hazard is brought to the personnel of operation lathe, and drill bit does not have the function of centering, need first to rush a shrinkage pool with drift at surface of the work before boring and hole with centre drill again so that centering when holing, the numerous and diverse needs of operation more bit change, expends time in many.
Utility model content
The purpose of this utility model is to provide a kind of High-precision angle adjustable bench drill, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of High-precision angle adjustable bench drill, comprise base and column, the lower end of described column is connected with base, the top axial of column is fixed with mount pad, column is also provided with the rotating mechanism that mount pad can be driven to rotate, the output of rotating mechanism is connected with mount pad, mount pad is provided with unit head and unit head can be driven to make the driving mechanism of reciprocal lifting moving relative to mount pad, described unit head is provided with drill bit, described drill bit comprises the cutting portion of handle of a knife and handle of a knife front end, cutting portion establishes two spiral cutting swords, it is spiral bit-withdrawing slot between spiral cutting sword, spiral cutting sword comprises main cutting edge and the spiral side edge of cutting portion front end, main cutting edge crosses in cutting portion front end and forms projection, and main cutting edge continues to extend spirally and terminates in axle center, projection front end formation spur in projection, described spiral side edge is provided with multiple breach uniformly along the hand of spiral, spiral side edge corresponding to indentation, there front shrinks to indentations bottom gradually and smoothly connects with indentations bottom, spiral side edge corresponding to breach rear connects with inclined-plane with breach rear end, described spiral bit-withdrawing slot is provided with arc groove uniformly along the hand of spiral, groove front end and spiral bit-withdrawing slot groove face seamlessly transit with cambered surface, rear end and spiral bit-withdrawing slot groove face are with right angles.
As further program of the utility model: the upper end of described column is provided with circular mounting groove, the downside of mount pad has the joint pin of protrusion, the lower end of joint pin is annular and is embedded in mounting groove, and the lower end of joint pin and mounting groove are coaxially arranged and the upper end of the lower end of joint pin and column is connected for axial.
As further program of the utility model: described rotating mechanism comprises the reducing motor that housing is connected in column upper end, and the rotating shaft of reducing motor is fixed with gear, the madial wall of the lower end of joint pin is provided with internal gear and internal gear is meshed with gear.
As further program of the utility model: described driving mechanism comprises cylinder body and is connected in hydraulic cylinder on mount pad, and the piston rod of hydraulic cylinder is connected mutually with the upper end of unit head.
As further program of the utility model: described driving mechanism comprises housing and is connected in motor on mount pad, and the rotating shaft of motor is fixed with gear, and the downside of unit head is fixed with tooth bar, and wheel and rack is meshed.
As further program of the utility model: described column comprises the right cylinder being positioned at downside and the oblique column being positioned at upside, and the upper end of right cylinder is connected with the lower end of oblique column, and oblique column is connected with joint pin.
As further program of the utility model: the side of described mount pad is parallel is provided with guide rail, the downside of unit head is provided with the slide block that matches with guide rail and slide block is embedded on guide rail.
As further program of the utility model: described groove rear end and spiral bit-withdrawing slot groove face right angles place form the Long Bao higher than spiral bit-withdrawing slot groove face.
As further program of the utility model: described main cutting edge cross formed projection be cylindrical.
Compared with prior art, the beneficial effects of the utility model are:
1, drive mount pad to forward set angle to by rotating mechanism, drive unit head to move by driving mechanism and inclined hole processing is carried out to workpiece, there is structure simple, easy to operate advantage;
2, joint pin lower end and described mounting groove matches and both are axially connected, joint pin is rotated relative to column preferably, there is the simple and good advantage of locating effect of structure;
3, column comprises right cylinder and oblique column, makes the downside of mount pad have larger space, makes the advantage that the range of work of this bench drill is wider;
4, use the drill bit in the utility model, the time of saving more bit change when holing improves machining accuracy and efficiency, and cutting edge breach and bit-withdrawing slot groove arrange in proper order from chisel edge backward and make chip fracture to greatest extent simultaneously, make it not to be wrapped on drill bit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the sectional structure schematic diagram of rotating mechanism in the utility model.
Fig. 3 is the structural representation of drill bit in the utility model.
Fig. 4 is the structural representation of the groove in the utility model on drill bit.
Fig. 5 is the structural representation of the breach in the utility model on drill bit.
In figure: 1-base, 2-column, 3-mounting groove, 4-right cylinder, the oblique column of 5-, 6-mount pad, 7-joint pin, 8-rotating mechanism, 9-reducing motor, 10-gear, 11-internal gear, 12-unit head, 13-driving mechanism, 14-hydraulic cylinder, 15-slide block, 16-guide rail, 17-cutting portion, 18-spiral cutting sword, 19-main cutting edge, 20-spiral side edge, 21-projection, 22-spur, 23-breach, 24-groove, 25-handle of a knife, 26-drill bit.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 5, in the utility model embodiment, a kind of High-precision angle adjustable bench drill, comprise base 1 and column 2, the lower end of described column 2 is connected with base 1, the top axial of column 2 is fixed with mount pad 6, the side of mount pad 6 is parallel is provided with guide rail 16, the downside of unit head 12 is provided with the slide block 15 that matches with guide rail 16 and slide block 15 is embedded on guide rail 16, column 2 comprises the right cylinder 4 being positioned at downside and the oblique column 5 being positioned at upside, the upper end of right cylinder 4 is connected with the lower end of oblique column 5, oblique column 5 is connected with joint pin 7, column 2 comprises right cylinder 4 and oblique column 5, the downside of mount pad 6 is made to have larger space, make the advantage that the range of work of this bench drill is wider, column 2 is also provided with the rotating mechanism 8 that mount pad 6 can be driven to rotate, the output of rotating mechanism 8 is connected with mount pad 6, described rotating mechanism 8 comprises the reducing motor 9 that housing is connected in column 2 upper end, the rotating shaft of reducing motor 9 is fixed with gear 10, the madial wall of the lower end of joint pin 7 is provided with internal gear 11 and internal gear 11 is meshed with gear 10, mount pad 6 is driven to forward set angle to by rotating mechanism 8, drive unit head 12 to move by driving mechanism 13 and inclined hole processing is carried out to workpiece, there is structure simple, easy to operate advantage, mount pad 6 is provided with unit head 12 and unit head 12 can be driven to make the driving mechanism 13 of reciprocal lifting moving relative to mount pad 6, described driving mechanism 13 comprises cylinder body and is connected in hydraulic cylinder 14 on mount pad 6, the piston rod of hydraulic cylinder 14 is connected mutually with the upper end of unit head 12, alternatively, driving mechanism 13 comprises housing and is connected in motor on mount pad 6, the rotating shaft of motor is fixed with gear 10, the downside of unit head 12 is fixed with tooth bar, and gear 10 is meshed with described tooth bar, described unit head 12 is provided with drill bit 26, described drill bit 26 comprises the cutting portion 17 of handle of a knife 25 and handle of a knife 25 front end, cutting portion 17 establishes two spiral cutting swords 18, it is spiral bit-withdrawing slot between spiral cutting sword 18, spiral cutting sword 18 comprises main cutting edge 19 and the spiral side edge 20 of cutting portion 17 front end, main cutting edge 19 crosses in cutting portion 17 front end and forms projection 21, and main cutting edge 19 continues to extend spirally and terminates in axle center, projection front end formation spur 22 in projection 21, spur 22 with play incision certralizing ability during absorption surface, and then projection 21 is cut and is realized location, projection 21 can also be finely tuned according to the aperture at brill place after cutting, save the trouble of more bit change, avoid the impact on centering precision that more bit change 26 brings simultaneously, use the drill bit 26 in the utility model, the time of saving more bit change 26 when holing improves machining accuracy and efficiency, cutting edge breach and bit-withdrawing slot groove arrange in proper order from drill bit 26 front end backward and make chip fracture to greatest extent simultaneously, make it not to be wrapped on drill bit, described spiral side edge 20 is provided with multiple breach 23 uniformly along the hand of spiral, spiral side edge 20 corresponding to front, breach 23 place shrinks gradually and smoothly connects with bottom breach 23 bottom breach 23, spiral side edge 20 corresponding to breach 23 rear connects with inclined-plane with breach 23 rear end, spiral side edge 20 discontinuous cutting when playing function, after feeding, form the discontinuous cutting of continuous cutting makes cutting discontinuous, and be first smoothly transitted into bottom breach 23 when cutting and arriving breach 23 place, can tilt at rotation Fracture at a high speed along inclined-plane when moving backward again, described spiral bit-withdrawing slot is provided with arc groove 24 uniformly along the hand of spiral, groove 24 front end and spiral bit-withdrawing slot groove face seamlessly transit with cambered surface, rear end and spiral bit-withdrawing slot groove face are with right angles, when chip is exited along spiral bit-withdrawing slot to rear screw and groove 24 rear end right angle contact is obstructed and is arched upward, the protuberance and rupturing clashing into rear end in rotation is at a high speed discharged, the upper end of described column 2 is provided with circular mounting groove 3, the downside of mount pad 6 has the joint pin 7 of protrusion, the lower end of joint pin 7 is annular and is embedded in mounting groove 3, the lower end of joint pin 7 and mounting groove 3 be coaxial arrange and the upper end of the lower end of joint pin 7 and column 2 for being axially connected, the lower end of joint pin 7 and described mounting groove 3 matches and both are axially connected, joint pin 7 can be rotated relative to column 2 preferably, there is the simple and good advantage of locating effect of structure, described groove 24 rear end and spiral bit-withdrawing slot groove face right angles place form the Long Bao higher than spiral bit-withdrawing slot groove face, described main cutting edge 19 crosses the projection 21 that formed for cylindrical, the lower end of joint pin 7 and described mounting groove 3 matches and both are axially connected, joint pin 7 can be rotated relative to column 2 preferably, there is the simple and good advantage of locating effect of structure.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (9)
1. a High-precision angle adjustable bench drill, comprise base and column, it is characterized in that, the lower end of described column is connected with base, the top axial of column is fixed with mount pad, column is also provided with the rotating mechanism that mount pad can be driven to rotate, the output of rotating mechanism is connected with mount pad, mount pad is provided with unit head and unit head can be driven to make the driving mechanism of reciprocal lifting moving relative to mount pad, described unit head is provided with drill bit, described drill bit comprises the cutting portion of handle of a knife and handle of a knife front end, cutting portion establishes two spiral cutting swords, it is spiral bit-withdrawing slot between spiral cutting sword, spiral cutting sword comprises main cutting edge and the spiral side edge of cutting portion front end, main cutting edge crosses in cutting portion front end and forms projection, and main cutting edge continues to extend spirally and terminates in axle center, projection front end formation spur in projection, described spiral side edge is provided with multiple breach uniformly along the hand of spiral, spiral side edge corresponding to indentation, there front shrinks to indentations bottom gradually and smoothly connects with indentations bottom, spiral side edge corresponding to breach rear connects with inclined-plane with breach rear end, described spiral bit-withdrawing slot is provided with arc groove uniformly along the hand of spiral, groove front end and spiral bit-withdrawing slot groove face seamlessly transit with cambered surface, rear end and spiral bit-withdrawing slot groove face are with right angles.
2. a kind of High-precision angle adjustable bench drill according to claim 1, it is characterized in that, the upper end of described column is provided with circular mounting groove, the downside of mount pad has the joint pin of protrusion, the lower end of joint pin is annular and is embedded in mounting groove, and the lower end of joint pin and mounting groove are coaxially arranged and the upper end of the lower end of joint pin and column is connected for axial.
3. a kind of High-precision angle adjustable bench drill according to claim 1, it is characterized in that, described rotating mechanism comprises the reducing motor that housing is connected in column upper end, the rotating shaft of reducing motor is fixed with gear, and the madial wall of the lower end of joint pin is provided with internal gear and internal gear is meshed with gear.
4. a kind of High-precision angle adjustable bench drill according to claim 1, is characterized in that, described driving mechanism comprises cylinder body and is connected in hydraulic cylinder on mount pad, and the piston rod of hydraulic cylinder is connected mutually with the upper end of unit head.
5. a kind of High-precision angle adjustable bench drill according to claim 1, it is characterized in that, described driving mechanism comprises housing and is connected in motor on mount pad, and the rotating shaft of motor is fixed with gear, the downside of unit head is fixed with tooth bar, and wheel and rack is meshed.
6. a kind of High-precision angle adjustable bench drill according to claim 1, is characterized in that, described column comprises the right cylinder being positioned at downside and the oblique column being positioned at upside, and the upper end of right cylinder is connected with the lower end of oblique column, and oblique column is connected with joint pin.
7. a kind of High-precision angle adjustable bench drill according to claim 1, is characterized in that, the side of described mount pad is parallel is provided with guide rail, and the downside of unit head is provided with the slide block that matches with guide rail and slide block is embedded on guide rail.
8. a kind of High-precision angle adjustable bench drill according to claim 1, is characterized in that, described groove rear end and spiral bit-withdrawing slot groove face right angles place form the Long Bao higher than spiral bit-withdrawing slot groove face.
9. a kind of High-precision angle adjustable bench drill according to claim 1, is characterized in that, described main cutting edge cross formed projection be cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046013.2U CN204449384U (en) | 2015-01-23 | 2015-01-23 | A kind of High-precision angle adjustable bench drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046013.2U CN204449384U (en) | 2015-01-23 | 2015-01-23 | A kind of High-precision angle adjustable bench drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204449384U true CN204449384U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520046013.2U Expired - Fee Related CN204449384U (en) | 2015-01-23 | 2015-01-23 | A kind of High-precision angle adjustable bench drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204449384U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018161201A1 (en) * | 2017-03-05 | 2018-09-13 | 肖丽芳 | Positioning device for forming hole in processing of joint of robot |
-
2015
- 2015-01-23 CN CN201520046013.2U patent/CN204449384U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018161201A1 (en) * | 2017-03-05 | 2018-09-13 | 肖丽芳 | Positioning device for forming hole in processing of joint of robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20160123 |
|
| EXPY | Termination of patent right or utility model |