CN204686075U - A kind of high-efficiency high-accuracy drilling machine - Google Patents
A kind of high-efficiency high-accuracy drilling machine Download PDFInfo
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- CN204686075U CN204686075U CN201520347532.2U CN201520347532U CN204686075U CN 204686075 U CN204686075 U CN 204686075U CN 201520347532 U CN201520347532 U CN 201520347532U CN 204686075 U CN204686075 U CN 204686075U
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- spiral
- hydraulic cylinder
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- welded
- drill bit
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- 238000005553 drilling Methods 0.000 title claims abstract description 23
- 238000005520 cutting process Methods 0.000 claims abstract description 46
- 238000003825 pressing Methods 0.000 claims description 7
- 238000007373 indentation Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 11
- 238000005516 engineering process Methods 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Drilling And Boring (AREA)
Abstract
The utility model discloses a kind of high-efficiency high-accuracy drilling machine, comprise fixed frame, feeding is ridden, hydraulic cylinder motion bar, feeding scale and drill bit, described hydraulic cylinder motion bar is welded on the fixing point of fixed frame one end, hydraulic cylinder motion bar is carved with feeding scale, hydraulic cylinder to be welded on cantilever and hydraulic cylinder on hydraulic cylinder motion bar, cantilever is also welded with motor.Fixed frame of the present utility model can ensure that processing parts can not move the quality that ensure that machining hole adding man-hour, feeding scale can well the degree of depth of keyhole, especially for blind hole workpiece, this drilling machine substantially increases the precision of processing work, is applicable to the high-precision processing of workpiece; Drill bit of the present utility model, eliminating the time of more bit change, improve machining accuracy and efficiency when holing, 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-efficiency high-accuracy drilling machine.
Background technology
Drilling machine refers to the lathe mainly using drill bit machining hole on workpiece.Usual bit is main motion, drill bit moves axially as feed motion, drilling machine structure is simple, machining accuracy is relatively low, can holes drilled through, blind hole, change special tool, can expand, spot-facing, ream or carry out the processing such as tapping, in process, workpiece is motionless, cutter is allowed to move, by center cutter alignment hole center, and make cutter rotate (main motion), the feature of drilling machine is that workpiece maintains static, cutter rotates, and along major axes orientation feeding, operation can be manual, also can be motor-driven, in machining, machining accuracy is the important indicator of processing equipment quality, the amount of feeding of tradition drilling machine is all determined by artificial visually examine, workpiece does not have good fixed form yet, in addition, existing drill bit adds the situation often occurring man-hour being wound around by drilling cuttings in drilling, the not only surface quality of serious image boring, reduce machining accuracy, also serious potential safety hazard is brought to the personnel of operation lathe, and existing 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 to hole with centre drill again so that centering when holing, the numerous and diverse needs of operation more bit change, expends time in many, inefficiency.
Utility model content
The purpose of this utility model is to provide a kind of high-efficiency high-accuracy drilling machine, 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-efficiency high-accuracy drilling machine, comprise fixed frame, feeding is ridden, hydraulic cylinder motion bar, feeding scale and drill bit, described hydraulic cylinder motion bar is welded on the fixing point of fixed frame one end, hydraulic cylinder motion bar is carved with feeding scale, hydraulic cylinder to be welded on cantilever and hydraulic cylinder on hydraulic cylinder motion bar, cantilever is also welded with motor, and motor is connected drill bit by two belt pulleys with belt, and drill bit is arranged on the bottom of cantilever, 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, described feeding is foot-operated to be welded on cantilever, described fixed frame comprises chuck body, pressing plate, hold-down bolt, chuck body is several fonts, the middle top surface of chuck body arranges the elongated hole of dodging drill bit, on the chuck body end face of these elongated hole both sides, transverse horizontal interval arranges clamping elongated hole respectively, clamping elongated hole parallels with chuck body side, pressing plate is arranged on the end face of chuck body by the hold-down bolt be arranged in clamping elongated hole, be equipped with clamp nut with hold-down bolt, described fixture is fixed on drilling machine frame by anchor (bolt) hole.
As further program of the utility model: it is a straight-bar being vertically welded on cantilever that described feeding is ridden, this straight-bar is welded on one and has on the middle straight-bar of constant slope, and ground connection straight-bar is being connected other end with middle straight-bar is connected with ground fixed mount by two rolling bearings one.
As further program of the utility model: described main cutting edge cross formed projection be cylindrical.
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.
Compared with prior art, fixed frame of the present utility model can ensure that processing parts can not move the quality that ensure that machining hole adding man-hour, feeding scale can well the degree of depth of keyhole, especially for blind hole workpiece, this drilling machine substantially increases the precision of processing work, is applicable to the high-precision processing of workpiece; Drill bit of the present utility model, eliminating the time of more bit change, improve machining accuracy and efficiency when holing, 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 structural representation of fixed frame in the utility model.
Fig. 3 is the structural representation of feeding foot pedal structure in the utility model.
Fig. 4 is the structural representation of drill bit in the utility model.
Fig. 5 is the structural representation of the utility model drill bit upper groove.
Fig. 6 is the structural representation of breach on the utility model drill bit.
In figure: 1-fixed frame, 2-feeding is ridden, 3-belt pulley, 4-cantilever, 5-belt, 6-motor, 7-hydraulic cylinder, 8-hydraulic cylinder motion bar, 9-feeding scale, 10-drill bit, 11-clamps elongated hole, 12-clamp nut, 13-hold-down bolt, 14-workpiece, 15-pressing plate, 16-elongated hole, 17-anchor (bolt) hole, 18-fixing point, 19-cutting portion, 20-spiral cutting sword, 21-main cutting edge, 22-spiral side edge, 23-projection, 24-spur, 25-breach, 26-groove, 27-handle of a knife.
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 ~ 6, in the utility model embodiment, a kind of high-efficiency high-accuracy drilling machine, comprise that fixed frame 1, feeding are foot-operated 2, hydraulic cylinder motion bar 8, feeding scale 9 and drill bit 10, described hydraulic cylinder motion bar 8 is welded on the fixing point 18 of fixed frame 1 one end, hydraulic cylinder motion bar 8 is carved with feeding scale 9, hydraulic cylinder 7 is welded on cantilever 4 and hydraulic cylinder 7 is enclosed within hydraulic cylinder motion bar 8, cantilever 4 is also welded with motor 6, motor 6 is connected drill bit 10 by two belt pulleys 3 with belt 5, and drill bit 10 is arranged on the bottom of cantilever 4, described drill bit 10 comprises the cutting portion 19 of handle of a knife 27 and handle of a knife 27 front end, cutting portion 19 establishes two spiral cutting swords 20, it is spiral bit-withdrawing slot between spiral cutting sword 20, spiral cutting sword 20 comprises main cutting edge 21 and the spiral side edge 22 of cutting portion front end, main cutting edge 21 crosses in cutting portion 19 front end and forms projection 23, and main cutting edge 21 continues to extend spirally and terminates in axle center, projection 23 front end formation spur 24 in projection 23, the length of projection 23 is 2mm, the length of spur 24 is 0.5mm, spur 24 plays incision certralizing ability when contacting with workpiece 14, and then projection 23 is cut and is realized location, projection 23 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 brings simultaneously, described spiral side edge 22 is provided with multiple breach 25 uniformly along the hand of spiral, spiral side edge 22 corresponding to front, breach 25 place shrinks gradually and smoothly connects with bottom breach 25 bottom breach 25, spiral side edge 22 corresponding to breach 25 rear connects with inclined-plane with breach 25 rear end, spiral side edge 22 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 25 when cutting and arriving breach 25 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 26 uniformly along the hand of spiral, groove 26 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, described main cutting edge 21 crosses the projection 23 that formed for cylindrical, described groove 26 rear end and spiral bit-withdrawing slot groove face right angles place form the Long Bao higher than spiral bit-withdrawing slot groove face, drill bit 10 of the present utility model, the time of more bit change is eliminated when holing, improve machining accuracy and efficiency, 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 10, described feeding foot-operated 2 is welded on cantilever 4, it is a straight-bar being vertically welded on cantilever 4 that feeding rides 2, this straight-bar is welded on one and has on the middle straight-bar of constant slope, ground connection straight-bar is being connected other end with middle straight-bar is being connected with ground fixed mount by two rolling bearing one, described fixed frame comprises chuck body, pressing plate 15, hold-down bolt 13, chuck body is several fonts, the middle top surface of chuck body arranges the elongated hole 16 of dodging drill bit, on the chuck body end face of these elongated hole 16 both sides, transverse horizontal interval arranges clamping elongated hole 11 respectively, clamping elongated hole 11 parallels with chuck body side, pressing plate 15 is arranged on the end face of chuck body by the hold-down bolt 13 be arranged in clamping elongated hole 11, clamp nut 12 is equipped with hold-down bolt 13, described fixture is fixed on drilling machine frame by anchor (bolt) hole 17, first workpiece 14 is fixed on fixed frame, operator rides 2 by feeding and controls the upper and lower of drill bit 10, the damping being applicable to trampling is had between hydraulic cylinder 7 and hydraulic cylinder motion bar 8, pin is stepped on when feeding rides 2 just can control the amount of feeding by observing feeding scale 9, fixed frame 1 of the present utility model can ensure that processing parts can not move the quality that ensure that machining hole adding man-hour, feeding scale can well the degree of depth of keyhole, especially for blind hole workpiece 14, this drilling machine substantially increases the precision of processing work 14, be applicable to the high-precision processing of workpiece.
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 (4)
1. a high-efficiency high-accuracy drilling machine, comprise fixed frame, feeding is ridden, hydraulic cylinder motion bar, feeding scale and drill bit, it is characterized in that, described hydraulic cylinder motion bar is welded on the fixing point of fixed frame one end, hydraulic cylinder motion bar is carved with feeding scale, hydraulic cylinder to be welded on cantilever and hydraulic cylinder on hydraulic cylinder motion bar, cantilever is also welded with motor, motor is connected drill bit by two belt pulleys with belt, and drill bit is arranged on the bottom of cantilever, 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, described feeding is foot-operated to be welded on cantilever, described fixed frame comprises chuck body, pressing plate, hold-down bolt, chuck body is several fonts, the middle top surface of chuck body arranges the elongated hole of dodging drill bit, on the chuck body end face of these elongated hole both sides, transverse horizontal interval arranges clamping elongated hole respectively, clamping elongated hole parallels with chuck body side, pressing plate is arranged on the end face of chuck body by the hold-down bolt be arranged in clamping elongated hole, be equipped with clamp nut with hold-down bolt, described fixture is fixed on drilling machine frame by anchor (bolt) hole.
2. a kind of high-efficiency high-accuracy drilling machine according to claim 1, it is characterized in that, it is a straight-bar being vertically welded on cantilever that described feeding is ridden, this straight-bar is welded on one and has on the middle straight-bar of constant slope, and ground connection straight-bar is being connected other end with middle straight-bar is connected with ground fixed mount by two rolling bearings one.
3. a kind of high-efficiency high-accuracy drilling machine according to claim 1, is characterized in that, described main cutting edge cross formed projection be cylindrical.
4. a kind of high-efficiency high-accuracy drilling machine 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520347532.2U CN204686075U (en) | 2015-05-26 | 2015-05-26 | A kind of high-efficiency high-accuracy drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520347532.2U CN204686075U (en) | 2015-05-26 | 2015-05-26 | A kind of high-efficiency high-accuracy drilling machine |
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| Publication Number | Publication Date |
|---|---|
| CN204686075U true CN204686075U (en) | 2015-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520347532.2U Expired - Fee Related CN204686075U (en) | 2015-05-26 | 2015-05-26 | A kind of high-efficiency high-accuracy drilling machine |
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| Country | Link |
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| CN (1) | CN204686075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841971A (en) * | 2015-05-26 | 2015-08-19 | 苏州福利恒电子科技有限公司 | Efficient high-precision drilling machine |
-
2015
- 2015-05-26 CN CN201520347532.2U patent/CN204686075U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841971A (en) * | 2015-05-26 | 2015-08-19 | 苏州福利恒电子科技有限公司 | Efficient high-precision drilling machine |
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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: 20151007 Termination date: 20160526 |