CN208196289U - A kind of drilling and milling machine main shaft telescoping mechanism - Google Patents
A kind of drilling and milling machine main shaft telescoping mechanism Download PDFInfo
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- CN208196289U CN208196289U CN201820205816.1U CN201820205816U CN208196289U CN 208196289 U CN208196289 U CN 208196289U CN 201820205816 U CN201820205816 U CN 201820205816U CN 208196289 U CN208196289 U CN 208196289U
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Abstract
A kind of drilling and milling machine main shaft telescoping mechanism; including rack, telescoping spindle, main shaft driving device and lead-screw driving device; the outer sheath of telescoping spindle is equipped with rack sleeve; rack sleeve is mounted in the sleeve hole of rack; telescoping spindle in rack is equipped with the first belt pulley; the tail portion of telescoping spindle is connected with connecting shaft, and the other end of connecting shaft is connect with knife striking cylinder, is equipped with protection sleeve in the outside of connecting shaft；The upper surface of rack is equipped with sliding rail, sliding rail is equipped with sliding block, main shaft driving device is mounted on sliding block, and main shaft driving device includes the second belt pulley, and the second belt pulley is connect with the first belt pulley by belt, main shaft driving device is connect with lead-screw driving device, lead-screw driving device is mounted on the rack, and the utility model structure is simple, and occupied area is small, and the precision of drilling and milling machine main shaft is improved, improve production efficiency.
Description
Technical field
The utility model relates to a kind of drilling and milling machine main shaft telescoping mechanisms.
Background technique
Drilling and milling machine system refers mainly to the lathe for processing a variety of surfaces on workpiece with milling cutter.It is transported based on usual milling cutter rotary motion
Dynamic, the movement of workpiece milling cutter is feed motion.It can process plane, groove, can also process various curved surfaces, gear etc..Milling
Bed is the lathe for carrying out Milling Process to workpiece with milling cutter.Milling machine except can in addition to milling plane, groove, the gear teeth, screw thread and splined shaft,
It is also capable of processing more complicated type face, efficiency is used widely compared with planer height in machine-building and repairing department.
Currently, the structure of telescoping mechanism on the market is more complicated, cause the volume of entire telescoping mechanism larger, practical
With great inconvenience is caused in maintenance process.
Summary of the invention
Against the above deficiency, the utility model provides a kind of drilling and milling machine main shaft telescoping mechanism, the technical solution of required use
It is,
A kind of drilling and milling machine main shaft telescoping mechanism, including rack, telescoping spindle, main shaft driving device and lead-screw driving device,
The outer sheath of telescoping spindle is equipped with rack sleeve, and rack sleeve is mounted in the sleeve hole of rack, the telescoping spindle in rack
First belt pulley is installed, the tail portion of telescoping spindle is connected with connecting shaft, and the other end of connecting shaft is connect with knife striking cylinder, is connecting
The outside of axis is equipped with protection sleeve；The upper surface of rack is equipped with sliding rail, and sliding rail is equipped with sliding block, and main shaft driving device is mounted on cunning
On block, main shaft driving device includes the second belt pulley, and the second belt pulley is connect with the first belt pulley by belt, main shaft drives dress
It sets and is connect with lead-screw driving device, lead-screw driving device is mounted on the rack.
While using above technical scheme, the utility model is also needed using further technical solution,
Fit system between the telescoping spindle and rack sleeve is excessively cooperation, and after installation is complete, is needed
Lubricating oil is applied between telescoping spindle and sleeve, prevents that dry friction occurs between telescoping spindle and rack sleeve, leads to flexible master
Axis and rack sleeve damage.
The telescoping spindle includes first sleeve, second sleeve and 3rd sleeve, and one end of first sleeve is equipped with raised band,
Raised band is for installing on the support, and second sleeve is mounted on inside first sleeve, and second sleeve can move in first sleeve
Dynamic, 3rd sleeve is mounted on inside second sleeve, and 3rd sleeve can move inside second sleeve, the front end face of 3rd sleeve
It is equipped with installation protrusion, is equipped with belt pulley construction section in the rear end face of 3rd sleeve, belt pulley construction section is also connect with positioning section,
The end of positioning section is additionally provided with linkage section, and linkage section is used for and connect axis connection.
The main shaft driving device further includes support and first motor, and support includes upper housing, lower case and transition plates, institute
The upper surface that upper housing is mounted on transition plates is stated, lower case is mounted on the lower end surface of transition plates, the position of upper housing and lower case
It is corresponding, and it is equipped with through-hole in the corresponding position of transition plates, it is equipped with ventilation slot in the front end face of upper housing, the rear end face of upper housing is set
There is motor installing hole, is equipped with motor threaded hole in the outside of motor installing hole, first motor is mounted on upper housing by bolt；
The front end face of lower case is from top to bottom successively arranged lead screw through-hole, first through hole and spindle nose mounting hole, after lower case
End face is equipped with lead screw mounting blocks and knife striking cylinder installs bucket.
Lead-screw driving device includes the second motor, motor cabinet and lead screw, and the motor cabinet is mounted on the tail end of rack, and second
Motor is mounted on motor cabinet, and the second electric machine main shaft is connect with lead screw screw rod, and lead screw screw jacket is equipped with feed screw nut, lead screw spiral shell
Mother is mounted on main shaft driving device.
The lead screw is using ball-screw, and the axial rigidity of ball-screw is high, high transmission accuracy, friction loss is small,
Transmission efficiency is high, cannot invertibity self-locking, with transmission, the machining accuracy of complete machine can be improved.
The feed screw nut is mounted in lead screw mounting blocks by bolt.
The knife striking cylinder is installed bucket with knife striking cylinder by bolt and is connect.
Second belt pulley is mounted on the main shaft of first motor.
The utility model has the beneficial effects that structure is simple, occupied area is small, and improves the precision of drilling and milling machine main shaft,
Improve production efficiency.
Detailed description of the invention
Fig. 1 is the entirety sectional view of the utility model.
Fig. 2 is the isometric side view of support.
Fig. 3 is that Fig. 2 turns over the view after 90 °.
Fig. 4 is the equal shaft side figures of telescoping spindle.
Fig. 5 is that Fig. 5 turns over the view after 90 °.
Drawing reference numeral: rack 2-1, telescoping spindle 2-2, main shaft driving device 2-3, lead-screw driving device 2-4, rack sleeve
2-5, sleeve hole 2-6, the first belt pulley 2-7, connecting shaft 2-8, knife striking cylinder 2-9 protect sleeve 2-10, the second belt pulley 2-11,
First sleeve 2-12, second sleeve 2-13,3rd sleeve 2-14, raised band 2-15, belt pulley construction section 2-16, positioning section 2-
17, linkage section 2-18, support 2-19, first motor 2-20, upper housing 2-21, lower case 2-22, transition plates 2-23, through-hole 2-
24, ventilation slot 2-25, motor installing hole 2-26, motor threaded hole 2-27, first through hole 2-28, spindle nose mounting hole 2-29,
Lead screw mounting blocks 2-30, knife striking cylinder install bucket 2-31, the second motor 2-32, motor cabinet 2-33, lead screw 2-34.
Specific embodiment
The utility model is described further with reference to the accompanying drawing,
As shown in Figure 1, a kind of drilling and milling machine main shaft telescoping mechanism, including rack 2-1, telescoping spindle 2-2, main shaft driving device
The outer sheath of 2-3 and lead-screw driving device 2-4, telescoping spindle 2-2 are equipped with rack sleeve 2-5, the telescoping spindle and collar bush
Fit system between cylinder is excessively cooperation, and after installation is complete, needs to apply lubricating oil between telescoping spindle and sleeve,
Rack sleeve 2-5 is mounted in the sleeve hole 2-6 of rack 2-1, and the telescoping spindle in rack 2-1 is equipped with the first belt pulley 2-
The tail portion of 7, telescoping spindle 2-2 are connected with connecting shaft 2-8, and the other end of connecting shaft 2-8 is connect with knife striking cylinder 2-9, in connecting shaft
The outside of 2-8 is equipped with protection sleeve 2-10；The upper surface of rack is equipped with sliding rail, and sliding rail is equipped with sliding block, main shaft driving device 2-3
It is mounted on sliding block, main shaft driving device 2-3 includes the second belt pulley 2-11, the second belt pulley 2-11 and the first belt pulley 2-7
It is connected by belt, main shaft driving device 2-3 is connect with lead-screw driving device 2-4, and lead-screw driving device 2-4 is mounted on rack 2-
On 1.
As shown in Figure 4 and Figure 5, telescoping spindle includes first sleeve 2-12, second sleeve 2-13 and 3rd sleeve 2-14, and
The tail end of one sleeve 2-13 is equipped with raised band 2-15, and raised band 2-15 is for positioning and installing on the support, second sleeve 2-13
It is mounted on inside first sleeve 2-12, and second sleeve 2-13 can be moved in first sleeve 2-12,3rd sleeve 2-14 installation
Inside second sleeve 2-13, and 3rd sleeve 2-14 can be moved inside second sleeve 2-13, the front end of 3rd sleeve 2-14
Face is equipped with installation protrusion 2-15, is equipped with belt pulley construction section 2-16, belt pulley construction section in the rear end face of 3rd sleeve 2-14
2-16 is also connect with positioning section 2-17, and the end of positioning section 2-17 is additionally provided with linkage section 2-18, and linkage section 2-18 is used for and connection
Axis 2-8 connection.
As shown in Figure 1, Figure 2 and Figure 3, main shaft driving device 2-3 further includes support 2-19 and first motor 2-20, support 2-
19 include that upper housing 2-21, lower case 2-22 and transition plates 2-23, the upper housing 2-21 are mounted on the upper end of transition plates 2-23
Face, lower case 2-22 are mounted on the lower end surface of transition plates 2-23, and upper housing 2-21 is corresponding with the position of lower case 2-22, and in mistake
The corresponding position of cab apron is equipped with through-hole 2-24, ventilation slot 2-25 is equipped in the front end face of upper housing 2-21, after upper housing 2-21
End face is equipped with motor installing hole 2-26, is equipped with motor threaded hole 2-27 in the outside of motor installing hole, first motor 2-20 passes through
Bolt is mounted on upper housing, and the second belt pulley 2-11 is housed on the main shaft of first motor 2-20；The front end face of lower case by
It is successively arranged lead screw through-hole, first through hole 2-28 and spindle nose mounting hole 2-29 under, is equipped in the rear end face of lower case
Lead screw mounting blocks 2-30 and knife striking cylinder install bucket 2-31, and knife striking cylinder 2-9 installs bucket 2-31 with knife striking cylinder by bolt and connect.
Lead-screw driving device 2-4 includes the second motor 2-32, motor cabinet 2-33 and lead screw 2-34, the motor cabinet 2-33 peace
Mounted in the tail end of rack 2-1, the second motor 2-32 is mounted on motor cabinet 2-33, the main shaft and lead screw 2-34 of the second motor 2-32
Screw rod connection, the screw jacket of lead screw 2-34 is equipped with feed screw nut, and feed screw nut is mounted on main shaft driving device 2-3, institute
Feed screw nut is stated to be mounted in lead screw mounting blocks 2-30 by bolt, the lead screw using ball-screw, ball-screw
Axial rigidity is high, and high transmission accuracy, friction loss is small, transmission efficiency is high, cannot invertibity self-locking, with transmission, can improve
The machining accuracy of complete machine.
The working principle of the utility model is to pass through the second belt pulley of motor driven of main shaft driving device, the second belt
Wheel drives the first belt pulley by belt, since the first belt pulley is fixedly connected with telescoping spindle, when the first belt rotates
Telescoping spindle can rotate together when dynamic, and knife tower is housed on the end face of telescoping spindle, and knife striking cylinder can be used for more tool changing tower
On cutter；Lead screw rotation is driven by the motor in lead-screw driving device, the feed screw nut on lead screw is fixed on main shaft drives
On the support of device, so feed screw nut can translate on lead screw when lead screw rotation, since support is rigid material,
So support can follow feed screw nut to move together, simultaneously because the other end of telescoping spindle is fixed together with support, institute
Movement is also followed with support movement telescoping spindle, so can control the flexible of main shaft when lead-screw driving device work.
Claims (9)
1. a kind of drilling and milling machine main shaft telescoping mechanism, which is characterized in that including rack, telescoping spindle, main shaft driving device and lead screw
The outer sheath of driving device, telescoping spindle is equipped with rack sleeve, and rack sleeve is mounted in the sleeve hole of rack, in rack
Telescoping spindle is equipped with the first belt pulley, and the tail portion of telescoping spindle is connected with connecting shaft, and the other end and knife striking cylinder of connecting shaft connect
It connects, is equipped with protection sleeve in the outside of connecting shaft；The upper surface of rack is equipped with sliding rail, and sliding rail is equipped with sliding block, main shaft drives dress
It sets and is mounted on sliding block, main shaft driving device includes the second belt pulley, and the second belt pulley is connect with the first belt pulley by belt,
Main shaft driving device is connect with lead-screw driving device, and lead-screw driving device is mounted on the rack.
2. a kind of drilling and milling machine main shaft telescoping mechanism according to claim 1, which is characterized in that the telescoping spindle and main shaft
Fit system between sleeve is excessively cooperation.
3. a kind of drilling and milling machine main shaft telescoping mechanism according to claim 1, which is characterized in that the telescoping spindle includes the
One end of one sleeve, second sleeve and 3rd sleeve, first sleeve is equipped with raised band, and second sleeve is mounted in first sleeve
Portion, and second sleeve can move in first sleeve, 3rd sleeve is mounted on inside second sleeve, and 3rd sleeve can be second
Sleeve inner is mobile, and the front end face of 3rd sleeve is equipped with installation protrusion, installs in the rear end face of 3rd sleeve equipped with belt pulley
Section, belt pulley construction section are also connect with positioning section, and the end of positioning section is additionally provided with linkage section.
4. a kind of drilling and milling machine main shaft telescoping mechanism according to claim 1, which is characterized in that the main shaft driving device is also
Including support and first motor, support includes upper housing, lower case and transition plates, and the upper housing is mounted on the upper end of transition plates
Face, lower case are mounted on the lower end surface of transition plates, and upper housing is corresponding with the position of lower case, and install in the corresponding positions of transition plates
There is through-hole, is equipped with ventilation slot in the front end face of upper housing, the rear end face of upper housing is equipped with motor installing hole, in motor installing hole
Outside is equipped with motor threaded hole, and first motor is mounted on upper housing by bolt；The front end face of lower case is from top to bottom successively
Equipped with lead screw through-hole, first through hole and spindle nose mounting hole, lead screw mounting blocks and knife striking cylinder are equipped in the rear end face of lower case
Bucket is installed.
5. a kind of drilling and milling machine main shaft telescoping mechanism according to claim 1, which is characterized in that lead-screw driving device includes the
Two motors, motor cabinet and lead screw, the motor cabinet are mounted on the tail end of rack, and the second motor is mounted on motor cabinet, the second electricity
Owner's axis is connect with lead screw screw rod, and lead screw screw jacket is equipped with feed screw nut, and feed screw nut is mounted on main shaft driving device.
6. a kind of drilling and milling machine main shaft telescoping mechanism according to claim 5, which is characterized in that the lead screw is using rolling
Ballscrew.
7. a kind of drilling and milling machine main shaft telescoping mechanism according to claim 5, which is characterized in that the feed screw nut passes through spiral shell
Bolt is mounted in lead screw mounting blocks.
8. a kind of drilling and milling machine main shaft telescoping mechanism according to claim 1 or 4, which is characterized in that the knife striking cylinder passes through
Bolt is connect with knife striking cylinder installation bucket.
9. a kind of drilling and milling machine main shaft telescoping mechanism according to claim 1 or 4, which is characterized in that second belt pulley
It is mounted on the main shaft of first motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820205816.1U CN208196289U (en) | 2018-02-06 | 2018-02-06 | A kind of drilling and milling machine main shaft telescoping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820205816.1U CN208196289U (en) | 2018-02-06 | 2018-02-06 | A kind of drilling and milling machine main shaft telescoping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208196289U true CN208196289U (en) | 2018-12-07 |
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ID=64534076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820205816.1U Active CN208196289U (en) | 2018-02-06 | 2018-02-06 | A kind of drilling and milling machine main shaft telescoping mechanism |
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| Country | Link |
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| CN (1) | CN208196289U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112828646A (en) * | 2021-01-05 | 2021-05-25 | 玉环图远机电有限公司 | Telescopic machine tool power device |
| CN116511550A (en) * | 2023-05-16 | 2023-08-01 | 台州市神鹰机床有限公司 | Multifunctional boring and milling spindle |
-
2018
- 2018-02-06 CN CN201820205816.1U patent/CN208196289U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112828646A (en) * | 2021-01-05 | 2021-05-25 | 玉环图远机电有限公司 | Telescopic machine tool power device |
| CN116511550A (en) * | 2023-05-16 | 2023-08-01 | 台州市神鹰机床有限公司 | Multifunctional boring and milling spindle |
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