CN208662604U - A kind of drilling machine - Google Patents
A kind of drilling machine Download PDFInfo
- Publication number
- CN208662604U CN208662604U CN201821197475.4U CN201821197475U CN208662604U CN 208662604 U CN208662604 U CN 208662604U CN 201821197475 U CN201821197475 U CN 201821197475U CN 208662604 U CN208662604 U CN 208662604U
- Authority
- CN
- China
- Prior art keywords
- positioning sleeve
- spindle box
- drill bit
- drilling machine
- column
- 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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- Drilling And Boring (AREA)
Abstract
The utility model discloses a kind of drilling machines, including column, column side is equipped with spindle box, spindle box is slidably connected with column by vertical rail, main shaft is equipped in spindle box, the lower end of main shaft is equipped with knife handle and drill bit, and the upside that spindle box corresponds to drill axis is equipped with pressurized cylinder, drill bit is externally provided with the positioning sleeve that can be gone up and down along drill axis direction, positioning sleeve and drill bit coaxial line.The benefit of the utility model is that the lifting of spindle box is completed by vertical rail, so that drill bit be enable to complete the drilling of workpiece, positioning sleeve and drill bit coaxial line, the position of drill bit decline is determined by positioning sleeve, realize it is precisely lower bore, improve drilling efficiency.
Description
Technical field
The utility model relates to technical field of mechanical processing, especially a kind of drilling machine.
Background technique
Drilling machine refers to the side using the tool harder, sharper keen than object by rotary cutting or rotary squeezing
Formula, the machinery and equipment that cylindrical hole or hole are left on object are referred to as.Scribing line side is generallyd use when industrial Workpiece boring
It is realized after formula using drilling machine or power drill.Although the position on workpiece is set, drill bit repeatedly lower will but be bored with true
Positioning is set, and may generate deviation to bore position in this way, and drill bit when step even be easy to cause drilling can be formed to workpiece surface
By the trial circle hole location band-offset of mistake, drilling efficiency and borehole accuracy are influenced.
For example, it is on July 10th, 2018 that Authorization Notice No., which is CN207592827U authorized announcement date, in Chinese patent literature
The utility model patent of disclosed entitled " a kind of hydraulic drilling tool ", this application discloses a kind of hydraulic drilling tool, packets
Drilling machine ontology, support portion, block, pedestal are included, clamping part is provided on the drilling hole machine ontology, is set on clamping part
It is equipped with drill bit, the clamping part periphery is provided with compact heap, after the compact heap floor height clamping part installs drill bit
Height；It is additionally provided with one piece of support plate on the hydraulic drill rig, and is provided with a laser pen in the support plate,
The laser pen light beam is incident upon the center of the pilot hole of block upper surface.Bore position is positioned by laser pen,
Disadvantage is that the launching position of laser pen can be blocked in drilling by drill bit during laser positioning, standard can not be played
Determine the effect of position.
Therefore, design it is a kind of can precisely it is lower bore and drilling machine that drilling efficiency is high just it is necessary to.
Utility model content
The utility model will overcome the shortcomings of that existing drilling device lacks locating guide device and needs repeatedly lower brill, provide
A kind of drilling machine can be realized the pre-determining of bore position, realize it is precisely lower bore, improve drilling efficiency and borehole accuracy.
To achieve the goals above, the utility model adopts the following technical solution.
A kind of drilling machine, including column, column side are equipped with spindle box, and spindle box and column pass through vertical rail slidably
It is connected, main shaft is equipped in spindle box, the lower end of main shaft is equipped with knife handle and drill bit, and the upside that spindle box corresponds to drill axis, which is equipped with, to be increased
Cylinder pressure, drill bit are externally provided with the positioning sleeve that can be gone up and down along drill axis direction, positioning sleeve and drill bit coaxial line.It is complete by vertical rail
At the lifting of main shaft, so that drill bit be enable to complete the drilling of workpiece, positioning sleeve and drill bit coaxial line, passes through positioning sleeve and determine and bore
The position of head decline bores under realizing precisely, improves drilling efficiency.
Preferably, the outside of positioning sleeve lower end is equipped with the positioning strip in annulus distribution to form cushion collar, cushion collar
Compressed spring is equipped between positioning sleeve.Improve that positioning sleeve is uneven to workpiece surface has by the cushion collar that positioning strip is formed
The adaptability of the position of fluctuating, improves the compression positioning action of positioning sleeve, and balances positioning sleeve to the pressure of workpiece surface, prevents
Only there is impression in stress concentration, improves drilling quality.
Preferably, the side of positioning strip is equipped with rectangular clamping groove, the outside of positioning sleeve is equipped with circular limitation
Ring, clamping groove is interior to be equipped with connecting column, and limitation ring is equipped with the connecting hole of mating connection column, and compressed spring is located at the outside of connecting column
And it is separately connected two sides cell wall and the two sides of limitation ring of clamping groove.Workpiece surface is coped with by compressed spring auxiliary positioning item
Concave-convex place, when positioning strip is under pressure, the compressed spring cooperation inside positioning strip is shunk or extension
Preferably, positioning sleeve is fixedly connected on a guider, guider is equipped with fixed feet, is equipped in fixed feet solid
Determine through-hole, positioning sleeve is located in the fixed hole of fixed feet.Ensure that positioning sleeve is moved along drill axis by guider, it is fixed to improve
The reliability of positioning of position set.
Preferably, fixed feet sets forked outlet with the air inlet being connected to, air inlet is equipped with inside guider, export
It is respectively aligned to the two sides up and down of positioning sleeve.It is blown by air inlet and completes the drilling cuttings cleaning of drill bit and workpiece surface, improve welding
Precision.
Preferably, positioning sleeve is the sleeve of circular ring shape, the lateral surface of the lower end of sleeve is equipped with the card of cooperation fixed hole
Ring.
Preferably, positioning sleeve is made of wolfram steel material.The intensity of tungsten is high, and wearability is good, improves the structure of positioning sleeve
Intensity.
Preferably, the side of guider is equipped with vertical guide rail, the side wall of spindle box is equipped with matches with guide rail
The runner block of conjunction, the side of spindle box are also fixed with lifting cylinder, and piston rod and the guider of lifting cylinder are fixed.It is accomplished to
Guider cooperates the lifting positioning of positioning sleeve.
The utility model has the beneficial effect that
1, the lifting of main shaft is completed by vertical rail, main shaft drives drill bit rotation, so that drill bit be enable to complete workpiece
Drilling；
2, positioning sleeve and drill bit coaxial line determine the position of drill bit decline by positioning sleeve, realize precisely lower brill, improve and bore
Hole efficiency；
3, the suitable of the positioning sleeve position for having fluctuating uneven to workpiece surface is improved by the cushion collar that positioning strip is formed
Should be able to power, improve the compression positioning action of positioning sleeve, and balance positioning sleeve to the pressure of workpiece surface, prevent stress from concentrating and occur
Impression improves drilling quality.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the front view of the utility model.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the cross-sectional view of connection structure around guider in the utility model.
Fig. 5 is the enlarged diagram in Fig. 4 at A.
In figure: vertical 23 horizontal bracket of sliding block, 24 main shaft 25 of 1 spindle box of column, 2 spindle motor, 21 vertical rail 22
The connection of 43 compressed spring of driven wheel 251 pressurized cylinder, 3 positioning sleeve, 4 snap ring, 41 limitation ring, 42 positioning strip, 431 clamping groove 432
53 lifting cylinder of column 433 guider, 5 fixed feet, 51 base sleeve, 511 air inlet, 512 guide rail, 52 runner block, 6 piston rod
61 knife handle, 7 drill bit 8.
Specific embodiment
The utility model is described further in the following with reference to the drawings and specific embodiments.
In Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, a kind of drilling machine, including column 1, the lower end of column 1 are equipped with the slope surface extended out
Trapezoidal support construction is formed, the stability of column 1 is enhanced.1 side of column is equipped with spindle box 2, and spindle box 2 and column 1 pass through
Vertical rail 22 is slidably connected, and vertical rail 22 is fixed on column 1, and the side of the corresponding vertical rail 22 of spindle box 2 is equipped with
Three pairs of corresponding vertical sliding blocks 23 cooperate with vertical rail 22, complete the lifting of spindle box 2.Main shaft 25 is equipped in spindle box 2, it is main
The lower end of axis 25 is equipped with knife handle 7 and drill bit 8, and the upside of spindle box 2 is equipped with the downward spindle motor 21 of motor shaft, spindle motor 21
Motor shaft end fix a driving wheel, a driven wheel 251 is fixed on main shaft, between driving wheel and driven wheel 251 be equipped with and actively
The tooth belt that wheel and driven wheel 251 cooperate, spindle motor 21, which is powered to rotating, drives main shaft 25 to rotate, and main shaft 25 drives knife handle 7
It is rotated with drill bit 8.The upside of corresponding 8 axis of drill bit of spindle box 2 is equipped with pressurized cylinder 3, and pressurized cylinder 3 is located at the top of main shaft 25, increases
The lower end of the piston rod of cylinder pressure 3 is equipped with sleeve and is set in outside main shaft 25 so as to provide pressure when main shaft 25 rotates for main shaft 25
Power, pressurized cylinder 3 can provide pressure for drill bit 8 and improve drilling efficiency.Drill bit 8 is externally provided with can be along the lifting of 8 axis direction of drill bit
Positioning sleeve 4, positioning sleeve 4 are made of wolfram steel material.Positioning sleeve 4 and 8 coaxial line of drill bit.The outside of 4 lower end of positioning sleeve is equipped with
The positioning strip 43 of annulus distribution is equipped with compressed spring 431 to form cushion collar between cushion collar and positioning sleeve 4.It is fixed in Fig. 5
Position item 43 is strip, and the side of positioning strip 43 is equipped with rectangular clamping groove 432, and clamping groove 432 is located at the interior of positioning strip 43
Portion, the level height of 43 lower end surface of positioning strip are lower than the level height of 4 lower end surface of positioning sleeve, facilitate cushion collar buffering positioning.It is fixed
The outside of position set 4 is equipped with the limitation ring 42 of annulus sheet, and connecting column 433 is equipped in clamping groove 432, and limitation ring 42 is equipped with cooperation
The connecting hole of connecting column 433, compressed spring 431 are located at the outside of connecting column 433 and are separately connected the two sides cell wall of clamping groove 432
With the two sides of limitation ring 42.Connecting column 433 can be connect with 43 screw of positioning strip, can be first by connecting column when installing positioning strip 43
In 433 insertion connecting holes, compressed spring 431 is sticked at the both ends of connecting column 433, then stick into positioning strip 43, tightens screw completion
The fixation of connecting column 433 and connection strap, positioning strip 43 are installed.Positioning sleeve 4 is fixedly connected on a guider 5, guiding
Device 5 is cuboid.Guider 5 is equipped with fixed feet 51, is equipped with fixed hole in fixed feet 51, positioning sleeve 4 is located at fixed feet 51
Fixed hole in.Shown in Fig. 5, fixed hole includes a base sleeve 511 with the shaft shoulder inside fixed hole, base sleeve
511 fix with fixation hole cooperation, enhance the structural strength of fixed hole, and positioning sleeve 4 is mounted in base sleeve 511, and positioning sleeve 4 is circle
The sleeve of annular, the lateral surface of the lower end of sleeve are equipped with the snap ring 41 of cooperation fixed hole, and snap ring 41 is stuck in base sleeve 511.Limit
Ring 42 processed is located at the outside of snap ring 41.Fixed feet 51 be equipped with the air inlet 512 that is connected to inside guider 5, fixed feet 51 with lead
It is equipped with sealing ring to 512 connectivity part of air inlet of device 5, prevents gas leakage.Air inlet 512 sets forked outlet, and it is right respectively to export
The two sides up and down of quasi- positioning sleeve 4.The side of guider 5 is equipped with vertical guide rail 52, and the side wall of spindle box 2 is equipped with and guiding
The runner block 53 that track 52 cooperates, the side of spindle box 2 are also fixed with lifting cylinder 6, and the side of spindle box 2, which is equipped with, laterally stretches
The shell of horizontal bracket 24 out, lifting cylinder 6 is fixed on horizontal bracket 24 vertically by screw.The piston of lifting cylinder 6
Bar 61 and guider 5 are fixed.The lifting of guider 5 is completed by lifting cylinder 6.
When drilling, lifting cylinder 6 first pushes guider 5 to move downward, and positioning sleeve 4 positions, cushion collar elder generation and workpiece surface
Contact, compressed spring 431 deform under the action of workpiece, and positioning strip 43 cooperates lifting fixed under the guiding role of connecting column 433
Position, positioning sleeve 4 contacts positioning with workpiece surface later, improves the positioning action of positioning sleeve 4, prevents impression；Positioning sleeve 4 arrives
Spindle box 2 declines along vertical rail 22 behind position, and drill bit 8 precisely drills by positioning sleeve 4, and borehole accuracy high efficiency is fast.
Claims (8)
1. a kind of drilling machine, characterized in that including column, column side is equipped with spindle box, spindle box and column and is led by vertical
Rail is slidably connected, and main shaft is equipped in spindle box, and the lower end of main shaft is equipped with knife handle and drill bit, and spindle box corresponds to the upper of drill axis
Side is equipped with pressurized cylinder, and drill bit is externally provided with the positioning sleeve that can be gone up and down along drill axis direction, positioning sleeve and drill bit coaxial line.
2. a kind of drilling machine according to claim 1, characterized in that the outside of the positioning sleeve lower end is equipped in annulus point
The positioning strip of cloth is equipped with compressed spring to form cushion collar between cushion collar and positioning sleeve.
3. a kind of drilling machine according to claim 2, characterized in that the side of the positioning strip is equipped with rectangular clamping
Slot, the outside of positioning sleeve are equipped with circular limitation ring, connecting column are equipped in clamping groove, and limitation ring is equipped with mating connection column
Connecting hole, compressed spring are located at the outside of connecting column and are separately connected two sides cell wall and the two sides of limitation ring of clamping groove.
4. a kind of drilling machine according to claim 1, characterized in that the positioning sleeve is fixedly connected on a guider,
Guider is equipped with fixed feet, is equipped with fixed hole in fixed feet, positioning sleeve is located in the fixed hole of fixed feet.
5. a kind of drilling machine according to claim 4, characterized in that be equipped with inside the fixed feet and guider and to be connected to
Air inlet, air inlet set forked outlet, and outlet is respectively aligned to the two sides up and down of positioning sleeve.
6. a kind of drilling machine according to claim 1, characterized in that the positioning sleeve is the sleeve of circular ring shape, sleeve
The lateral surface of lower end is equipped with the snap ring of cooperation fixed hole.
7. a kind of drilling machine according to claim 1, characterized in that the positioning sleeve is made of wolfram steel material.
8. a kind of drilling machine according to claim 4 or 5, characterized in that the side of the guider is equipped with vertical lead
To track, the side wall of spindle box is equipped with the runner block cooperated with guide rail, and the side of spindle box is also fixed with lifting cylinder,
The piston rod of lifting cylinder is fixed with guider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821197475.4U CN208662604U (en) | 2018-07-26 | 2018-07-26 | A kind of drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821197475.4U CN208662604U (en) | 2018-07-26 | 2018-07-26 | A kind of drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208662604U true CN208662604U (en) | 2019-03-29 |
Family
ID=65831818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821197475.4U Expired - Fee Related CN208662604U (en) | 2018-07-26 | 2018-07-26 | A kind of drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208662604U (en) |
-
2018
- 2018-07-26 CN CN201821197475.4U patent/CN208662604U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20210726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |