CN208100056U - A kind of abrasive machine with spiral bit sharpener - Google Patents
A kind of abrasive machine with spiral bit sharpener Download PDFInfo
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- CN208100056U CN208100056U CN201820396691.5U CN201820396691U CN208100056U CN 208100056 U CN208100056 U CN 208100056U CN 201820396691 U CN201820396691 U CN 201820396691U CN 208100056 U CN208100056 U CN 208100056U
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- grinding wheel
- mandrel
- drill bit
- transmission shaft
- storehouse
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Abstract
The utility model discloses a kind of abrasive machines with spiral bit sharpener, including：Base, the first grinding wheel for being connected to base two sides and the second special grinding wheel and the spiral bit sharpener for connecting with the first grinding wheel and synchronously rotating with the first grinding wheel, spiral bit sharpener include：Outer cover, driving assembly, grinding wheel component, drill bit storehouse, annular stop block and adjusting knob, driving assembly and grinding wheel component are arranged in outer cover；Grinding wheel component connect with driving assembly and moves with driving assembly；Drill bit position in storehouse is on the outside of grinding wheel component；Annular stop block is located between drill bit storehouse and grinding wheel component；Drill bit storehouse is equipped with multiple collared holes spaced apart along circumferential direction, and collared hole is oppositely arranged with the grinding wheel in grinding wheel component；The inserting end of adjusting knob can offset in grinding wheel component, be adjusted with the position to grinding wheel component.The abrasive machine of the utility model can meet the drill bit of a variety of different sizes while is ground, and improve grinding efficiency, and safety coefficient is high.
Description
Technical field
The utility model relates to equipment for grinding fields, specifically, in particular to a kind of with spiral bit sharpener
Abrasive machine.
Background technique
During Machine Design and machinery production, when drill bit most common aperture knife tool, the drill bit in boring procedure
Contact surface with workpiece can be caused to wear, be extended the process-cycle of hole machined due to turning effort to drill bit, and replace green bit
It will cause the increase of enterprise's production cost, in actual production, operator is usually to carry out the drill bit of abrasion on sander
Polishing, to be used for multiple times, but general sander needs the artificial drill bit that holds to polish, inconvenient for operation, every time can only
Carry out the grinding of a drill bit, and grinding accuracy and inefficiency.
Utility model content
The utility model is intended to solve one of above-mentioned technical problem in the prior art at least to a certain extent.In view of
This, the utility model needs, which provide one kind, can meet the drill bit of a variety of different sizes while be ground, grinding efficiency is improved, and
The high abrasive machine with spiral bit sharpener of safety coefficient.
The utility model provides a kind of abrasive machine with spiral bit sharpener, including：Base, the first grinding wheel, second
Special grinding wheel and spiral bit sharpener, the both ends of the base are connected separately with first grinding wheel and the second special sand
Wheel；The spiral bit sharpener is connected on the outside of first grinding wheel and synchronously rotates with first grinding wheel, the fiber crops
Flower drill bit sharpener include：Outer cover, driving assembly, grinding wheel component, drill bit storehouse, annular stop block and adjusting knob, the driving
Component and the grinding wheel component are arranged in the outer cover；The grinding wheel component connect with the driving component and with the driving
Component movement；The drill bit storehouse is located on the outer cover and is located on the outside of the grinding wheel component；The annular stop block is located at institute
It states between drill bit storehouse and the grinding wheel component, and the annular stop block connects with the drill bit Bin Card；The drill bit storehouse is equipped with edge
Circumferential direction multiple collared holes spaced apart, the collared hole are oppositely arranged with the grinding wheel in the grinding wheel component；
The adjusting knob is located on the drill bit storehouse and can protrude into the drill bit storehouse, and the inserting end of the adjusting knob can be in described
Grinding wheel component offsets, and is adjusted with the position to the grinding wheel component.
One embodiment according to the present utility model, the second special grinding wheel is vertical bistrique, and passes through one 90 °
Driving mechanism is connect with the base, and the second special grinding wheel is located at the rear side of the base and mutual with first grinding wheel
It is vertically arranged.
The top center of one embodiment according to the present utility model, the drill bit storehouse is formed with a columnar projections,
The columnar projections periphery is the slope shape that helical form rises, and the collared hole is arranged in the slope surface and surrounds institute
It states columnar projections uniformly to arrange, and the diameter of the collared hole is gradually incremented by, the drill bit with the rising of the slope surface
The bottom in storehouse is equipped with circular tapered protrusion, and taper and the drill bit of the tapered protrusion match, and the collared hole passes through
Lead to the tapered protrusion, and is equipped with the special-shaped convex block being oppositely arranged in each collared hole, the abnormal shape convex block
Volume increases with the increase of the collared hole diameter.
One embodiment according to the present utility model, the range of choice of the collared hole diameter are 2mm~10mm.
One embodiment according to the present utility model, the driving component include transmission shaft, rolling bearing and bearing (ball) cover,
One end of the transmission shaft is equipped with regular hexagon groove, and the other end of the transmission shaft is equipped with cylindrical bump, positive six side
It is equipped with the nut set to match in connected in star, it is being provided symmetrically on the transmission shaft and for engaging with the grinding wheel component
The first plane, the axis of rolling bearing sleeve on the transmission shaft, and the outer wall of the rolling bearing and inner wall respectively with it is described
Outer cover and transmission shaft interference fit, the bearing (ball) cover cover on the transmission shaft and are located at the upper of the rolling bearing
Side, and be detachably connected with the outer cover.
One embodiment according to the present utility model, the grinding wheel component include mandrel, chuck, grinding wheel and grinding wheel pressure plate,
The mandrel is plugged on the side that the transmission shaft is equipped with cylindrical bump, and the top of the mandrel is equipped with conical socket, described
The middle section of mandrel is formed with circumferential protrusion, and the inside of the mandrel is equipped with the second plane to match with first plane, institute
It states chuck to be threadedly coupled with the bottom end of the mandrel, the grinding wheel is socketed on the chuck, and the top edge of the grinding wheel is
Chamfering with certain angle, the grinding wheel pressure plate socket is on the mandrel and positioned at the top of the chuck, the grinding wheel
The inner and outer wall of pressing plate is overlapped with the bottom of the circumferential protrusion and the grinding wheel respectively, and can be by adjusting the chuck
The distance between described mandrel is so that the grinding wheel is fixed on the chuck, wherein the chuck is located at the bearing (ball) cover
Top, and therebetween be spaced apart from each other certain distance formed buffer area.
One embodiment according to the present utility model, the top of the mandrel are equipped with the core to match with the conical socket
Axis panel, and the inserting end of the adjusting knob is abutted with the mandrel panel.
One embodiment according to the present utility model is equipped with flexible connector, institute between the mandrel and the transmission shaft
State the both ends of flexible connector respectively with the mandrel and the transmission axis connection, with adjust the transmission shaft and the mandrel it
Between relative position.
One embodiment according to the present utility model, it is described annular stop block socket on the mandrel and with the mandrel
Spaced apart, the lower part of the annular stop block is to extend out formula flange shape with certain taper.
The top sidewall of one embodiment according to the present utility model, the outer cover is equipped with for connecting the drill bit storehouse
And symmetrically arranged bolt hole, wherein bolt hole described in side is arranged right below circular hole, bolt hole described in the other side just under
Square symmetry arrangement has multiple strip through-holes, and the middle section position of the outer cover is arranged in the circular hole and the strip through-hole.
The grinding device for bit of the utility model, the periphery in the drill bit storehouse in structure are the slope surface shape that helical form rises
Shape, slope surface are equipped with circumferentially evenly arranged multiple collared holes, and the diameter of collared hole with the rising of slope surface and
Gradually it is incremented by, the design of this structure can meet the drill bit of a variety of different sizes while is ground, and improve the grinding efficiency of device；
On the other hand, the wall thickness of collared hole likewise as slope surface rising and gradually thicken, guarantee larger size drill bit grinding when
Device will not be damaged, improve the safety coefficient of device.
Further, annular stop block is increased between drill bit storehouse and mandrel, and elasticity is equipped between mandrel and transmission shaft
Connector is spaced apart from each other certain distance and forms buffer area between chuck and bearing (ball) cover, the design of these structures can be effectively prevented
Grinding wheel causes to wear in rotary course to drill bit storehouse, further improves the safety of device, and extend device uses the longevity
Life.
On the other hand, the outer cover in the grinding device for bit of the utility model is equipped with for removable with other rotating mechanisms
The screw hole of connection is unloaded, wherein the nut set in driving assembly is suitable for being fixedly connected with other rotating mechanisms to be driven to do and rotate
Movement.
Detailed description of the invention
Fig. 1 is a kind of main view of abrasive machine with spiral bit sharpener of one embodiment according to the present utility model
Figure.
Fig. 2 is fried dough twist in a kind of abrasive machine with spiral bit sharpener of one embodiment according to the present utility model
The perspective view of drill bit sharpener.
Fig. 3 is fried dough twist in a kind of abrasive machine with spiral bit sharpener of one embodiment according to the present utility model
The explosive view of drill bit sharpener.
Fig. 4 is fried dough twist in a kind of abrasive machine with spiral bit sharpener of one embodiment according to the present utility model
The semi-cutaway of drill bit sharpener.
Fig. 5 is fried dough twist in a kind of abrasive machine with spiral bit sharpener of one embodiment according to the present utility model
The right view of drill bit sharpener.
Fig. 6 is fried dough twist in a kind of abrasive machine with spiral bit sharpener of one embodiment according to the present utility model
The top view of drill bit sharpener.
Fig. 7 is fried dough twist in a kind of abrasive machine with spiral bit sharpener of one embodiment according to the present utility model
The structural schematic diagram of the middle mandrel of drill bit sharpener.
Appended drawing reference：100- base；The first grinding wheel of 200-；The special grinding wheel of 300- second；400- spiral bit sharpener；
500- driving mechanism；1- outer cover；2- driving assembly；3- grinding wheel component；4- drill bit storehouse；5- annular stop block；6- adjusting knob；
11- bolt hole；12- circular hole；13- strip through-hole；21- transmission shaft；22- rolling bearing；23- bearing (ball) cover；24- nut set；
The first plane of 25-；31- mandrel；32- chuck；33- grinding wheel；34- grinding wheel pressure plate；35- conical socket；The second plane of 36-；37- is slow
Rush area；38- mandrel panel；39- flexible connector；41- collared hole；42- columnar projections；43- tapered protrusion；44- is special-shaped
Convex block.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
As shown in Figure 1, Figure 2 and Figure 3, embodiment according to the present utility model, a kind of sand with spiral bit sharpener
Turbine includes：Base 100, the first grinding wheel 200, the second special grinding wheel 300 and spiral bit sharpener 400, the both ends of base 100
It is connected separately with the first grinding wheel 200 and the second special grinding wheel 300；Spiral bit sharpener 400 is connected to 200 outside of the first grinding wheel
And synchronously rotate with the first grinding wheel 200, spiral bit sharpener 400 includes：Outer cover 1, grinding wheel component 3, bores driving assembly 2
Head storehouse 4, annular stop block 5 and adjusting knob 6, driving assembly 2 and grinding wheel component 3 are arranged in outer cover 1；Grinding wheel component 3 and drive
The dynamic connection of component 2 is simultaneously moved with driving assembly 2；Drill bit storehouse 4 is located on outer cover 1 and is located at 3 outside of grinding wheel component；Annular stop block
5 are located between drill bit storehouse 4 and grinding wheel component 3, and annular stop block 5 is clamped with drill bit storehouse 4；Drill bit storehouse 4 is equipped with along circumferential direction
Multiple collared holes 41 spaced apart, collared hole 41 are oppositely arranged with the grinding wheel 33 in grinding wheel component 3；Adjusting knob 6
It is located on drill bit storehouse 4 and can protrude into drill bit storehouse 4, the inserting end of adjusting knob 6 can offset in grinding wheel component 3, to grinding wheel group
The position of part 3 is adjusted.
As shown in Figure 1, the second special grinding wheel 200 is vertical bistrique, driving mechanism 500 and base by one 90 °
100 connections, and the second special grinding wheel 300 is located at the rear side of base 100 and is arranged in a mutually vertical manner with the first grinding wheel 200.
As shown in Fig. 2, Fig. 3 and Fig. 5, the top center in drill bit storehouse 4 is formed with a columnar projections 42, columnar projections 42
Periphery is the slope shape that helical form rises, and collared hole 41 is arranged in slope surface and uniformly arranges around columnar projections 42,
And the diameter of collared hole 41 is gradually incremented by with the rising of slope surface, the bottom in drill bit storehouse 4 is equipped with circular tapered protrusion
43, taper and the drill bit of tapered protrusion 43 match, and collared hole 41 penetrates through tapered protrusion 43, and each collared hole 41
It is inside equipped with the special-shaped convex block 44 being oppositely arranged, the volume of special-shaped convex block 44 increases with the increase of 41 diameter of collared hole.
As shown in Figure 2 and Figure 6, the range of choice of 41 diameter of collared hole is 2mm~10mm.Preferably, drill bit positions
The diameter in hole 41 has small to successively selecting greatly：3mm,3.5mm,4mm,4.2 mm,4.5 mm,5 mm,5.5 mm,6 mm,6.5
Mm, 7 mm, 7.5 mm, 8 mm, 8.5 mm, 9 mm, 9.5 mm and 10mm, can meet a variety of different sizes drill bit simultaneously into
Row grinding, improves the grinding efficiency of device.
As shown in Figure 3 and Figure 4, driving assembly 2 includes transmission shaft 21, rolling bearing 22 and bearing (ball) cover 23, transmission shaft 21
One end be equipped with regular hexagon groove, the other end of transmission shaft 21 is equipped with cylindrical bump, is equipped with phase in regular hexagon groove
The nut set 24 matched, it is to be understood that nut set 24 is suitable for connecting with other rotating mechanisms passing to be driven and make rotating motion
First plane 25 being provided symmetrically on moving axis 21 and for engaging with grinding wheel component, 22 sets of rolling bearing in transmission shaft 21
On, and the outer wall of rolling bearing 22 and inner wall are interference fitted with outer cover 1 and transmission shaft 21 respectively, 23 sets of bearing (ball) cover in transmission shaft
Top on 21 and positioned at rolling bearing 22, and be detachably connected with outer cover 1.
As shown in Fig. 3, Fig. 4 and Fig. 7, grinding wheel component 3 includes mandrel 31, chuck 32, grinding wheel 33 and grinding wheel pressure plate 34, mandrel
31 are plugged on the side that transmission shaft 21 is equipped with cylindrical bump, and the top of mandrel 21 is equipped with conical socket 35, the middle section of mandrel 31
It is formed with circumferential protrusion, the inside of mandrel 31 is equipped with the second plane 36 to match with the first plane 25, chuck 32 and mandrel 31
Bottom end be threadedly coupled, grinding wheel 33 is socketed on chuck 32, and the top edge of grinding wheel 33 is the chamfering with certain angle, grinding wheel
Pressing plate 34 is socketed on mandrel 31 and is located at the top of chuck 32, the inner and outer wall of grinding wheel pressure plate 34 respectively with circumferential protrusion
Bottom and grinding wheel 33 overlap, and can be by adjusting the distance between chuck 32 and mandrel 31 so that grinding wheel 33 is fixed on chuck 32
On, wherein chuck 32 is located at the top of bearing (ball) cover 23, and is spaced apart from each other certain distance therebetween and forms buffer area 37.
As shown in figure 4, the top of mandrel 31 is equipped with the mandrel panel 38 to match with conical socket 35, and adjusting knob 6
Inserting end abutted with mandrel panel 38, it is to be understood that the part that the inserting end of adjusting knob 6 and mandrel panel 38 offset
For cylinder header structure, it can also play the role of the opposite adjustment in good position while reducing the abrasion of adjustment knob 6.
As shown in Figure 3 and Figure 4, between mandrel 31 and transmission shaft 21 be equipped with flexible connector 39, the two of flexible connector 39
End is connect with mandrel 31 and transmission shaft 21 respectively, to adjust the relative position between transmission shaft 21 and mandrel 31, as a result, in grinding wheel
Certain buffer function is played when being inserted into drill bit to be ground in 33 rotation processes, and drill bit is prevented to be accidentally inserted to grinding wheel 33 and bore
Head causes to damage, and extends the service life of device.
As shown in Figure 3 and Figure 4, annular stop block 5 is socketed on mandrel 31 and spaced apart with mandrel 31, and annular is stopped
The lower part of position block 5 is to extend out formula flange shape with certain taper.
As shown in Figure 2 and Figure 5, the top sidewall of outer cover 1 is equipped with for connecting drill bit storehouse 4 and symmetrically arranged bolt hole
11, wherein side bolt hole 11 is arranged right below circular hole 12, and the underface symmetry arrangement of other side bolt hole 11 has multiple length
The middle section position of outer cover 1 is arranged in strip through-hole 13, circular hole 12 and strip through-hole 13, passes through circular hole 12 and strip as a result,
13 one side of through-hole checks that the wear condition of grinding wheel 33 to be replaced in time, on the other hand, is produced by the rotation of grinding wheel 33
The sundries such as the grains of sand or iron filings that raw active force generates when can be by most of be ground are discharged in time.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (10)
1. a kind of abrasive machine with spiral bit sharpener, which is characterized in that including：Base, the first grinding wheel, the second grinding wheel and
Spiral bit sharpener, the both ends of the base are connected separately with first grinding wheel and second grinding wheel；The fluted drill
Head sharpener is connected on the outside of first grinding wheel and synchronously rotates with first grinding wheel, the spiral bit sharpener packet
It includes：Outer cover, driving assembly, grinding wheel component, drill bit storehouse, annular stop block and adjusting knob, the driving component and the grinding wheel
Component is arranged in the outer cover；The grinding wheel component connect with the driving component and moves with the driving component；It is described
Drill bit storehouse is located on the outer cover and is located on the outside of the grinding wheel component；The annular stop block is located at the drill bit storehouse and described
Between grinding wheel component, and the annular stop block connects with the drill bit Bin Card；The drill bit storehouse is equipped with and is spaced apart along circumferential direction
Multiple collared holes, the collared hole is oppositely arranged with the grinding wheel in the grinding wheel component；The adjusting knob is set
On the drill bit storehouse and it can protrude into the drill bit storehouse, the inserting end of the adjusting knob can offset in the grinding wheel component,
It is adjusted with the position to the grinding wheel component.
2. a kind of abrasive machine with spiral bit sharpener according to claim 1, which is characterized in that second sand
Wheel is vertical bistrique, and connect by one 90 ° of driving mechanism with the base that second grinding wheel is located at the base
Left or right side is simultaneously arranged in a mutually vertical manner with first grinding wheel.
3. a kind of abrasive machine with spiral bit sharpener according to claim 1, which is characterized in that the drill bit storehouse
Top center be formed with a columnar projections, the columnar projections periphery is the slope shape that helical form rises, the brill
Head location hole is arranged in the slope surface and uniformly arranges around the columnar projections, and the diameter of the collared hole is with institute
It states the rising of slope surface and is gradually incremented by, the bottom in the drill bit storehouse is equipped with circular tapered protrusion, the cone of the tapered protrusion
Degree matches with drill bit, and the collared hole penetrates through the tapered protrusion, and is equipped with phase in each collared hole
To the special-shaped convex block of setting, the volume of the abnormal shape convex block increases with the increase of the collared hole diameter.
4. a kind of abrasive machine with spiral bit sharpener according to claim 3, which is characterized in that the drill bit is fixed
The range of choice of position bore dia is 2mm~10mm.
5. a kind of abrasive machine with spiral bit sharpener according to claim 1, which is characterized in that the driving group
Part includes transmission shaft, rolling bearing and bearing (ball) cover, and one end of the transmission shaft is equipped with regular hexagon groove, the transmission shaft
The other end is equipped with cylindrical bump, is equipped with the nut set to match in the regular hexagon groove, and the transmission shaft is equipped with pair
Claim the first plane setting and for engaging with the grinding wheel component, the axis of rolling bearing sleeve is on the transmission shaft, and institute
The outer wall and inner wall for stating rolling bearing are interference fitted with the outer cover and the transmission shaft respectively, and the bearing (ball) cover is covered described
Top on transmission shaft and positioned at the rolling bearing, and be detachably connected with the outer cover.
6. a kind of abrasive machine with spiral bit sharpener according to claim 5, which is characterized in that the grinding wheel group
Part includes mandrel, chuck, grinding wheel and grinding wheel pressure plate, and the mandrel is plugged on the side that the transmission shaft is equipped with cylindrical bump,
The top of the mandrel is equipped with conical socket, and the middle section of the mandrel is formed with circumferential protrusion, the inside of the mandrel be equipped with
The second plane that first plane matches, the chuck are threadedly coupled with the bottom end of the mandrel, and the grinding wheel is socketed in
On the chuck, and the top edge of the grinding wheel is the chamfering with certain angle, and the grinding wheel pressure plate is socketed in the mandrel
Go up and be located at the top of the chuck, the inner and outer wall of the grinding wheel pressure plate respectively with the bottom of the circumferential protrusion and institute
Grinding wheel overlap joint is stated, and can be by adjusting the distance between the chuck and the mandrel so that the grinding wheel is fixed on the chuck
On, wherein the chuck is located at the top of the bearing (ball) cover, and it is spaced apart from each other certain distance therebetween and forms buffer area.
7. a kind of abrasive machine with spiral bit sharpener according to claim 6, which is characterized in that the mandrel
Top is equipped with the mandrel panel to match with the conical socket, and the inserting end of the adjusting knob is supported with the mandrel panel
It connects.
8. a kind of abrasive machine with spiral bit sharpener according to claim 6, which is characterized in that the mandrel and
Flexible connector is equipped between the transmission shaft, the both ends of the flexible connector connect with the mandrel and the transmission shaft respectively
It connects, to adjust the relative position between the transmission shaft and the mandrel.
9. a kind of abrasive machine with spiral bit sharpener according to claim 6, which is characterized in that the annular is stopped
Position block socket is on the mandrel and spaced apart with the mandrel, and the lower part of the annular stop block is with certain cone
Degree extends out formula flange shape.
10. a kind of abrasive machine with spiral bit sharpener according to claim 1, which is characterized in that the outer cover
Top sidewall be equipped with for connecting the drill bit storehouse and symmetrically arranged bolt hole, wherein bolt hole described in side just under
Side is equipped with circular hole, and the underface symmetry arrangement of bolt hole described in the other side has multiple strip through-holes, the circular hole and the length
The middle section position of the outer cover is arranged in strip through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820396691.5U CN208100056U (en) | 2018-03-22 | 2018-03-22 | A kind of abrasive machine with spiral bit sharpener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820396691.5U CN208100056U (en) | 2018-03-22 | 2018-03-22 | A kind of abrasive machine with spiral bit sharpener |
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| Publication Number | Publication Date |
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| CN208100056U true CN208100056U (en) | 2018-11-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108393785A (en) * | 2018-03-22 | 2018-08-14 | 盐城宝鼎电动工具有限公司 | A kind of abrasive machine with spiral bit sharpener |
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2018
- 2018-03-22 CN CN201820396691.5U patent/CN208100056U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108393785A (en) * | 2018-03-22 | 2018-08-14 | 盐城宝鼎电动工具有限公司 | A kind of abrasive machine with spiral bit sharpener |
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