CN109940201A - A kind of movable mould bases of high stability multi-hole drill - Google Patents
A kind of movable mould bases of high stability multi-hole drill Download PDFInfo
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- CN109940201A CN109940201A CN201910357142.6A CN201910357142A CN109940201A CN 109940201 A CN109940201 A CN 109940201A CN 201910357142 A CN201910357142 A CN 201910357142A CN 109940201 A CN109940201 A CN 109940201A
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- mould
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Abstract
The invention discloses a kind of movable mould bases of high stability multi-hole drill, including fixed mould bases, mould before activity, positioning disk, the fixed mould bases is that rectangular slab is mounted on the outside of axles box, shown axles box and fixed mould bases can carry out drilling feeding with mobile moving horizontally for tailstock, more shafts are stretched out in the axles box passes through the fixed mould bases, the shaft is evenly arranged along ring-type, the shaft is connected with drill bit by collet, mould can be decreased or increased at a distance from the fixed mould bases along the guide rod before the activity, spring shock absorption is cased on guide rod before the activity between mould and fixed mould bases, the positioning disk is annular, it is mounted on mould front surface before activity, the center has the coaxial and isodiametric circular hole with mould before the activity, the positioning disk outer rim is the equally distributed positioning half bore of multiple ring-types.The present invention plays guiding role to drill bit, improves boring positioning precision, extends drilling life of bit.
Description
Technical field
The invention belongs to machine tool fields, and in particular to a kind of movable mould bases of high stability multi-hole drill.
Background technique
As shown in Figure 1, needing to process the ring flange of axle case assy workpiece, using multi-hole drill lathe, can be processed and formed at one time
The multiple holes of ring flange, multi-hole drill lathe is in ring flange drilling process, since drill bit is more elongated with shaft, is drilling
In the process, drilling bit high-speed rotary is also easy to produce offset, and positioning accuracy is poor, or even drill bit easily snaps off when encountering harder workpiece.
Summary of the invention
For above-mentioned deficiency present in the prior art, the technical problem to be solved by the present invention is to existing multi-hole drill lathes to exist
Positioning accuracy is poor in horizontal drilling procedure, and bit location is easy to happen offset, damages drill bit.
In order to solve the above technical problem, the present invention provides a kind of movable mould bases of high stability multi-hole drill, including fixation
Mould, positioning disk before mould bases, activity,
The fixed mould bases is that rectangular slab is mounted on the outside of axles box, and shown axles box and fixed mould bases can be with mobile tailstocks
Move horizontally and carry out drilling feeding,
More shafts are stretched out in the axles box and pass through the fixed mould bases, and the shaft is evenly arranged along ring-type, described
Shaft is connected with drill bit by collet,
Round-meshed rectangular slab centered on mould before the activity, sectional area is identical as the fixed mould bases, the circular hole
The shaft end portion of workpiece can be accommodated, mould is uniformly distributed multiple through-holes along center hole before the activity, and the drill bit passes perpendicularly through institute
Mould before activity is stated,
There are four guide rods for setting between mould and fixed mould bases before the activity, and mould can reduce along the guide rod before the activity
Or increase at a distance from the fixed mould bases, spring, which is cased with, on the guide rod before the activity between mould and fixed mould bases subtracts
Shake,
The positioning disk is annular, is mounted on mould front surface before activity, and the center has and mould before the activity
Coaxial and isodiametric circular hole, the positioning disk outer rim be the equally distributed positioning half bore of multiple ring-type, the positioning half bore and
The through-hole of mould is coaxial before the activity.
Further, shown axles box and fixed mould bases are mounted on the mobile tailstock, and the mobile tailstock passes through spiral shell
It is mobile that reciprocal horizontal is done in bar driving.
Further, in order to reduce the thickness of mould before activity, material is saved, the surface of mould is with cylinder before the activity
Step, the positioning disk are mounted on the cylindrical step.
Further, the drill bit and it is described activity before mould through-hole between be provided with drill bushing guiding, the drill bushing be cylinder
The through-hole close-fitting of mould before shape, the drill bushing and the activity.
Further, it is provided with guide sleeve before the guide rod and the activity between mould, the guide sleeve tubular, the guide sleeve is logical
Cross the trailing flank that mould before the activity is fixed on across the bolt of aft flange.
Further, for the ease of lubricating the guide rod, mould bottom is equipped with lubricating cup before the activity, and the lubricating cup passes through
Aperture before activity on mould and guide sleeve flows to the island bar.
Further, for the ease of maintenance, the positioning disk passes through positioning disk mounting hole by fastening bolt and is mounted on institute
It states before activity on mould.
Further, the drill bit quantity is 10 or more.
The working principle of the invention:
After work piece, mobile tailstock drives mould, drill bit forward movement before fixed mould bases, activity, and axles box driving is all
Shaft drives multiple drilling bit high-speed rotaries, after the leading flank of mould is contacted with ring flange before activity, by flange lateral pressure to admittedly
Cover half frame is mobile, and mould stretches out before drill bit activity relatively, and mobile tailstock continues to move to, drill bit feeding drilling, in boring procedure, drill bit
It is always positioned at support and positioning in the positioning half bore of positioning disk by drill bushing.Positioning disk play the guiding role with mould before activity, leads
Spring on bar stablizes mould moving process before activity gently, and can when mobile tailstock moves back mould before reset activity.
The beneficial effects of the present invention are:
The present invention plays guiding role to drill bit, and give drill bit lasting branch by mould, positioning disk, drill bushing before activity
Support force improves boring positioning precision, extends drilling life of bit.
Detailed description of the invention
Fig. 1 is workpiece stereoscopic schematic diagram of the present invention；
Fig. 2 is multi-hole drill lathe entirety assembling schematic diagram of the present invention；
Fig. 3 is the front view of multi-hole drill lathe drill jig frame of the present invention；
Fig. 4 is the left view of multi-hole drill lathe drill jig frame of the present invention；
Fig. 5 is the front view and revolved sectional view of positioning disk of the present invention.
In figure: 1 workpiece, 2 ring flanges, 3 drill bits, 4 positioning disks, 5 drill bushings, mould before 6 activities, 7 guide rods, 8 springs, 9 stents
Frame, 10 shafts, 11 lubricating cups, 12 axles boxs, 13 mobile tailstocks, 14 guide sleeves, 601 steps.
Specific embodiment
Particular content of the invention is described in detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, workpiece 1 can be axle case assy, both ends have ring flange 2, in order to guarantee fabrication hole on ring flange 2
The processing of horizontal bidirectional multi-hole drill, one-pass molding can be used in verticality, position degree, and the present invention is a part of structure of drill jig frame,
As shown in Figure 2-5, mould 6, positioning before a kind of movable mould bases of high stability multi-hole drill, including fixed mould bases 9, activity
Disk 4,
The fixed mould bases 9 is that rectangular slab is mounted on 12 outside of axles box, and shown axles box 12 and fixed mould bases 9 can be with shiftings
Dynamic moving horizontally for tailstock 13 carries out drilling feeding,
More shafts 10 are stretched out in the axles box 12 and pass through the fixed mould bases 9, and the shaft 10 is along cyclic annular uniform cloth
It sets, the shaft 10 is connected with drill bit 3 by collet,
Round-meshed rectangular slab centered on mould 6 before the activity, sectional area is identical as the fixed mould bases 9, the circle
Hole can accommodate the shaft end portion of workpiece 1, and mould 6 is uniformly distributed multiple through-holes along center hole before the activity, and the drill bit 3 is vertically worn
Cross it is described activity before mould 6,
There are four guide rods 7 for setting between mould 6 and fixed mould bases 9 before the activity, and mould 6 can be along the guide rod before the activity
7 are decreased or increased at a distance from the fixed mould bases 9, cover on the guide rod 7 before the activity between mould 6 and fixed mould bases 9
There is 8 damping of spring,
The positioning disk 4 is annular, is mounted on 6 front surface of mould before activity, the center have with before the activity
Mould 6 is coaxial and isodiametric circular hole, 4 outer rim of positioning disk are the equally distributed positioning half bore 402 of multiple ring-types, the positioning
Half bore 402 and the through-hole of mould 6 before the activity are coaxial,
In practical applications, shown axles box 12 and fixed mould bases 9 are mounted on the mobile tailstock 13, the mobile tail
Seat 13 does reciprocal horizontal movement by screw drive.
In practical applications, in order to reduce the thickness of mould 6 before activity, material is saved, the surface of mould 6 has before the activity
Cylindrical step 601, the positioning disk 4 are mounted on the cylindrical step 601.
In practical applications, the drill bit 3 and it is described activity before mould 6 through-hole between be provided with drill bushing 5 guiding, the brill
Set 5 is tubular, the through-hole close-fitting of the drill bushing 5 and mould 6 before the activity.
In practical applications, it is provided with guide sleeve 14 before the guide rod 7 and the activity between mould 6,14 tubular of guide sleeve,
The trailing flank that the guide sleeve 14 is fixed on mould 6 before the activity by passing through the bolt of aft flange.
In practical applications, for the ease of lubricating the guide rod 7,6 bottom of mould is equipped with lubricating cup 11 before the activity, described
Lubricating cup 11 flows to the island bar by the aperture on mould 6 and guide sleeve 14 before activity.
In practical applications, for the ease of maintenance, the positioning disk 4 passes through positioning disk mounting hole 401 by fastening bolt
It is mounted on before the activity on mould 6.
In practical applications, 3 quantity of drill bit is 10 or more.
The working principle of the invention:
After workpiece 1 is placed, mould 6, drill bit 3 are moved forward before the fixed mould bases 9 of the movement driving of tailstock 13, activity, axles box 12
All shafts 10 are driven to drive multiple 3 high speed rotations of drill bit, after the leading flank of mould 6 is contacted with ring flange 2 before activity, by flange water
Flat lateral pressure is mobile to fixed mould bases 9, and mould 6 stretches out before the activity relatively of drill bit 3, and mobile tailstock 13 continues to move to, 3 feeding drill of drill bit
Hole, in boring procedure, drill bit 3 is always positioned at support and positioning in the positioning half bore 402 of positioning disk 4 by drill bushing 5.Positioning disk
4 play the guiding role with mould 6 before activity, and the spring 8 on guide rod 7 stablizes 6 moving process of mould before activity gently, and can be in mobile tail
Mould 6 before reset activity when seat 13 moves back.
In conclusion the present invention plays guiding role to drill bit, and give drill bit by mould, positioning disk, drill bushing before activity
Lasting support force improves boring positioning precision, extends drilling life of bit.
Basic principles and main features and advantage of the invention have been shown and described above.The technical staff of the industry should
Understand, above embodiment only technical concepts and features to illustrate the invention, its object is to allow person skilled in the art
Scholar can understand the contents of the present invention and be implemented, and it is not intended to limit the scope of the present invention, it is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the scope of protection of the present invention.
Claims (8)
1. a kind of movable mould bases of high stability multi-hole drill, it is characterised in that: including mould (6) before fixed mould bases (9), activity, fixed
Position disk (4),
The fixed mould bases (9) is that rectangular slab is mounted on the outside of axles box (12), and shown axles box (12) and fixed mould bases (9) can
Drilling feeding is carried out with mobile moving horizontally for tailstock (13),
More shafts (10) are stretched out in the axles box (12) and pass through the fixed mould bases (9), and the shaft (10) is along cyclic annular equal
Even arrangement, the shaft (10) are connected with drill bit (3) by collet,
Round-meshed rectangular slab centered on mould (6) before the activity, sectional area is identical as fixed mould bases (9), the circle
Hole can accommodate the shaft end portion of workpiece (1), and mould (6) is uniformly distributed multiple through-holes, the drill bit (3) along center hole before the activity
Pass perpendicularly through it is described activity before mould (6),
There are four guide rod (7) for setting between mould (6) and fixed mould bases (9) before the activity, and mould (6) can be along described before the activity
Guide rod (7) is decreased or increased at a distance from the fixed mould bases (9), before the activity between mould (6) and fixed mould bases (9)
Guide rod (7) on be cased with spring (8) damping,
The positioning disk (4) is annular, is mounted on mould (6) front surface before activity, the center have with before the activity
Mould (6) is coaxial and isodiametric circular hole, positioning disk (4) outer rim are the equally distributed positioning half bore (402) of multiple ring-types, institute
It states positioning half bore (402) and the through-hole of mould (6) before the activity is coaxial.
2. a kind of movable mould bases of high stability multi-hole drill according to claim 1, it is characterised in that: shown axles box
(12) it is mounted on the mobile tailstock (13) with fixed mould bases (9), the mobile tailstock (13) is done back and forth by screw drive
It moves horizontally.
3. a kind of movable mould bases of high stability multi-hole drill according to claim 2, it is characterised in that: mould before the activity
(6) surface has cylindrical step (601), and the positioning disk (4) is mounted on the cylindrical step (601).
4. a kind of movable mould bases of high stability multi-hole drill according to claim 1 or 3, it is characterised in that: the drill bit
(3) and before the activity drill bushing (5) guiding is provided between the through-hole of mould (6), the drill bushing (5) is tubular, the drill bushing (5)
With the through-hole close-fitting of mould (6) before the activity.
5. a kind of movable mould bases of high stability multi-hole drill according to claim 2, it is characterised in that: the guide rod (7)
It is provided with guide sleeve (14) between mould (6) with before the activity, guide sleeve (14) tubular, the guide sleeve (14), which passes through, passes through rear portion
The bolt of flange is fixed on the trailing flank of mould (6) before the activity.
6. a kind of movable mould bases of high stability multi-hole drill according to claim 5, it is characterised in that: mould before the activity
(6) bottom is equipped with lubricating cup (11), and the lubricating cup (11) flows to the island by the aperture on mould (6) and guide sleeve (14) before activity
Bar.
7. a kind of movable mould bases of high stability multi-hole drill according to claim 6, it is characterised in that: the positioning disk
(4) it is mounted on before the activity on mould (6) by fastening bolt across positioning disk mounting hole (401).
8. a kind of according to claim 1,2,5,6,7 any movable mould bases of high stability multi-hole drill, it is characterised in that:
Drill bit (3) quantity is 10 or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910357142.6A CN109940201A (en) | 2019-04-29 | 2019-04-29 | A kind of movable mould bases of high stability multi-hole drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910357142.6A CN109940201A (en) | 2019-04-29 | 2019-04-29 | A kind of movable mould bases of high stability multi-hole drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109940201A true CN109940201A (en) | 2019-06-28 |
Family
ID=67016776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910357142.6A Pending CN109940201A (en) | 2019-04-29 | 2019-04-29 | A kind of movable mould bases of high stability multi-hole drill |
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| Country | Link |
|---|---|
| CN (1) | CN109940201A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03178707A (en) * | 1989-12-01 | 1991-08-02 | Hitachi Seiko Ltd | Printed board holding device for board drilling machine |
| CN202015856U (en) * | 2010-12-15 | 2011-10-26 | 江苏太平洋精锻科技股份有限公司 | Linkage compression-type multi-hole drilling tool |
| CN202137406U (en) * | 2011-06-02 | 2012-02-08 | 中车集团沈阳汽车车桥制造有限公司 | Special machine for drilling four holes in bearing sleeve |
| CN102069214B (en) * | 2010-12-10 | 2013-01-09 | 芜湖大中机电制造有限公司 | Clamp for multi-hole drill |
| CN105598497A (en) * | 2014-11-21 | 2016-05-25 | 远安永安车桥有限责任公司 | Clamp for quickly replacing drilling jig of horizontal type multi-axle drill |
| CN105935783B (en) * | 2016-06-15 | 2017-12-05 | 江苏新光华机械有限公司 | The drilling equipment that a kind of bushing plate can fluctuate |
| CN207824009U (en) * | 2018-02-09 | 2018-09-07 | 诸城市宝志机械有限责任公司 | A kind of boring double end Multi-shaft drilling device of axle case assy |
-
2019
- 2019-04-29 CN CN201910357142.6A patent/CN109940201A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03178707A (en) * | 1989-12-01 | 1991-08-02 | Hitachi Seiko Ltd | Printed board holding device for board drilling machine |
| CN102069214B (en) * | 2010-12-10 | 2013-01-09 | 芜湖大中机电制造有限公司 | Clamp for multi-hole drill |
| CN202015856U (en) * | 2010-12-15 | 2011-10-26 | 江苏太平洋精锻科技股份有限公司 | Linkage compression-type multi-hole drilling tool |
| CN202137406U (en) * | 2011-06-02 | 2012-02-08 | 中车集团沈阳汽车车桥制造有限公司 | Special machine for drilling four holes in bearing sleeve |
| CN105598497A (en) * | 2014-11-21 | 2016-05-25 | 远安永安车桥有限责任公司 | Clamp for quickly replacing drilling jig of horizontal type multi-axle drill |
| CN105935783B (en) * | 2016-06-15 | 2017-12-05 | 江苏新光华机械有限公司 | The drilling equipment that a kind of bushing plate can fluctuate |
| CN207824009U (en) * | 2018-02-09 | 2018-09-07 | 诸城市宝志机械有限责任公司 | A kind of boring double end Multi-shaft drilling device of axle case assy |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190628 |
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| RJ01 | Rejection of invention patent application after publication |