CN107838473A - The cutting perforating mechanism and its assembly and disassembly methods of a kind of fast changeable drill bit - Google Patents
The cutting perforating mechanism and its assembly and disassembly methods of a kind of fast changeable drill bit Download PDFInfo
- Publication number
- CN107838473A CN107838473A CN201711398501.XA CN201711398501A CN107838473A CN 107838473 A CN107838473 A CN 107838473A CN 201711398501 A CN201711398501 A CN 201711398501A CN 107838473 A CN107838473 A CN 107838473A
- Authority
- CN
- China
- Prior art keywords
- drill bit
- drill
- bit
- steel ball
- chuck
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B43/00—Boring or drilling devices able to be attached to a machine tool, whether or not replacing an operative portion of the machine tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
- B23B49/02—Boring templates or bushings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention belongs to cutting field, and in particular to the cutting perforating mechanism and its assembly and disassembly methods of a kind of fast changeable drill bit.It uses the design of spring, lock sleeve, drill bushing fit system is improved, by bit change-over process control within half a minute.The locking breach on drill bushing top is that two half round cut to differ in size combine, and chuck lower half is ring-shaped step, and side wall has hole, and spring is cased with ring-shaped step, and lock sleeve is tubular, is cone angle structure on the inside of lock sleeve, pit is arranged at drill bit top；Steel ball passes through the hole of chuck side wall away from the conical surface on the inside of the side contacts lock sleeve of drill bit direction one, steel ball, and steel ball can be embedded in drill bit top pit close to drill bit direction side, spring is further compressed, and the conical surface moves up, and steel ball can skid off drill bit top pit.The present invention clasps drill bit top using the lock sleeve of innovation, and drill bushing is greatlyd save the time of bit change-over, improved cutting operating efficiency using the design of locking breach.
Description
Technical field
The invention belongs to cutting field, and in particular to a kind of cutting perforating mechanism of fast changeable drill bit and its dismounting side
Method.
Background technology
Cutting is a kind of sewing device for being used for cutting cloth automatically, is widely used in clothes manufacturing.Cut out
Be easy to position, it is necessary to beat positioning hole on substrate when cutting, current grooved bit in order to prevent drill bit punching when rock
Phenomenon, the devices such as guide block are added, and the mode that drill bit is arranged on chuck at present is complex, therefore needed in bit damage
When changing, the process of removing and installing generally requires ten minutes or so, greatly reduces the production efficiency of cutting.
The content of the invention
, can speed replacing the technical problem to be solved in the present invention is to provide one kind for the above-mentioned deficiency present in prior art
Cutting grooved bit mechanism, it use spring, lock sleeve design, improve drill bushing fit system, bit change-over is excessively program control
System is within half a minute.
The present invention adopts the following technical scheme that：A kind of cutting perforating mechanism of fast changeable drill bit, including motor, branch
Frame, chuck, drill bushing, guide block, the axis of guide, bearing block, motor are arranged on carriage center, chuck top are connect under motor, chuck is with boring
Head is connected, and motor can drive chuck to be moved up and down with drill bit；Bearing block has two, is symmetrically mounted on support both sides；The axis of guide
There are two, top is through bearing block and has boss to prevent from slipping downwards, and bottom is fixedly connected with guide block；Guide block center is provided with brill
Set, drill bit pass through drill bushing centre bore.Connected between chuck and drill bit by snap, drill bushing can be pressed and be limited in guide block.
Further, guide block center is a counter sink, and drill bushing is T-type structure, and the locking breach on drill bushing top is big for two
The small half round cut not waited combines, and T-bolt upper step may pass through large semicircle breach, wear only small semicircle breach.
Further, chuck lower half is ring-shaped step, and side wall has hole, and spring is cased with ring-shaped step, and lock sleeve is cylinder
Shape, lock sleeve inner side is up-small and down-big cone angle structure, and pit is arranged at drill bit top；Steel ball is away from the side contacts lock sleeve of drill bit direction one
The inner side conical surface, steel ball pass through the hole of chuck side wall, and steel ball can be embedded in drill bit top pit close to drill bit direction side, spring is entered
One step is compressed, and the conical surface moves up, and steel ball can skid off drill bit top pit.
Further, steel ball maximum gauge is bigger than chuck areole.
Further, steel ball and the Kong Yousan groups coordinated on lock sleeve.
Further, axis of guide bottom is connected through a screw thread with guide block.
Further, drill bit is core drill.
It is a kind of can the cutting grooved bit mechanism that changes of speed remove and install method, comprise the following steps：
1. lock sleeve is compressed upwards, steel ball skids off to away from drill bit direction, and drill bit drops out downwards；
2. loosening T-bolt, drill bushing is rotated along centre bore, makes T-bolt positioned at the larger half round cut of locking breach
Place, drill bushing is taken out from guide block upwards, bit inclination is taken out from drill bushing；
3. changing green bit, green bit bottom is passed through into drill bushing, drill bushing is put into guide block, drill bushing is rotated along centre bore,
T-bolt is set to lock T-bolt positioned at the relatively small semicircle indentation, there of locking breach；
4. drill bit top is inserted into center of collet, steel ball insertion drill bit pit, steel ball locks drill bit.
Beneficial effect：
The cutting perforating mechanism and its assembly and disassembly methods of this fast changeable drill bit, are clasped on drill bit using the lock sleeve of innovation
Portion, drill bushing are greatlyd save the time of bit change-over, are improved cutting operating efficiency using the design of locking breach.
Brief description of the drawings
Fig. 1 is general assembly partial sectional view of the present invention；
Fig. 2 is guide block of the present invention and drill bushing assembling plan view；
Fig. 3 is lock sleeve locking state enlarged drawing of the present invention；
Fig. 4 is lock sleeve disassembly status enlarged drawing of the present invention.
In figure：1 guide block, 2 drill bushings, 3 drill bits, 4 lock sleeves, 5 springs, 6 chucks, 7 motors, 8 supports, 9 bearing blocks, 10 steel
Pearl, 11 axis of guides, 12 T-bolts, 13 locking breach.
Embodiment
The particular content of the present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
As Figure 1-4：It is a kind of can the cutting grooved bit mechanism that changes of speed, including motor 7, support 8, chuck 6, drill bushing
2nd, guide block 1, the axis of guide 11, bearing block 9, motor 7 are arranged on the center of support 8, and the top of chuck 6, chuck 6 and drill bit 3 are connect under motor 7
It is connected, motor 7 can drive chuck 6 to be moved up and down with drill bit 3；Bearing block 9 has two, is symmetrically mounted on the both sides of support 8；It is oriented to
Axle 11 has two, and top is through bearing block 9 and has boss to prevent from slipping downwards, and bottom is fixedly connected with guide block 1；The center of guide block 1
Drill bushing 2 is installed, drill bit 3 passes through the centre bore of drill bushing 2.Connected between chuck 6 and drill bit 3 by snap, drill bushing 2 can be pressed
It is limited in guide block 1.
In actual applications, the center of guide block 1 is a counter sink, and drill bushing 2 is T-type structure, and the locking on the top of drill bushing 2 lacks
Mouth 13 is that two half round cut to differ in size combine, and the upper step of T-bolt 12 may pass through large semicircle breach, wear only
Small semicircle breach.
In actual applications, the lower half of chuck 6 is ring-shaped step, and side wall has hole, spring 5 is cased with ring-shaped step,
Lock sleeve 4 is tubular, and the inner side of lock sleeve 4 is up-small and down-big cone angle structure, and pit is arranged at the top of drill bit 3；Steel ball 10 is away from the side of drill bit 3
To the inner side conical surface of a side contacts lock sleeve 4, steel ball 10 passes through the hole of the side wall of chuck 6, and steel ball 10 can be embedding close to the direction side of drill bit 3
Enter the top pit of drill bit 3, spring 5 is further compressed, the conical surface moves up, and steel ball 10 can skid off the top pit of drill bit 3.
In actual applications, the maximum gauge of steel ball 10 is bigger than the areole of chuck 6.
In actual applications, the steel ball 10 and the Kong Yousan groups coordinated on lock sleeve 4.
In actual applications, the bottom of the axis of guide 11 is connected through a screw thread with guide block 1.
In actual applications, the drill bit 3 is core drill.
The cutting perforating mechanism of fast changeable drill bit a kind of and its assembly and disassembly methods remove and install method, including following step
Suddenly：
1. lock sleeve 4 is compressed upwards, steel ball 10 skids off to away from the direction of drill bit 3, and drill bit 3 drops out downwards；
2. loosening T-bolt 12, drill bushing 2 is rotated along centre bore, makes T-bolt 12 positioned at the more more than half of locking breach 13
Circle indentation, there, drill bushing 2 is taken out from guide block 1 upwards, drill bit 3 is tilted and taken out from drill bushing 2；
3. changing green bit 3, the bottom of green bit 3 is passed through into drill bushing 2, drill bushing 2 is put into guide block 1, by drill bushing 2 along centre bore
Rotation, T-bolt 12 is set to lock T-bolt 12 positioned at the relatively small semicircle indentation, there of locking breach 13；
4. the top of drill bit 3 is inserted into the center of chuck 6, steel ball 10 is embedded in the pit of drill bit 3, and steel ball 10 locks drill bit 3.
In summary, the cutting perforating mechanism and its assembly and disassembly methods of this fast changeable drill bit, using the lock sleeve of innovation
Drill bit top is clasped, drill bushing is greatlyd save the time of bit change-over, improved cutting work effect using the design of locking breach
Rate.
General principle, the main features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, above-mentioned embodiment only technical concepts and features to illustrate the invention, its object is to allow person skilled in the art
Scholar can understand present disclosure and be carried out, and it is not intended to limit the scope of the present invention, all according to the present invention
The equivalent change or modification that Spirit Essence is made, it should all cover within the scope of the present invention.
Claims (8)
1. it is a kind of can the cutting grooved bit mechanism that changes of speed, including motor (7), support (8), chuck (6), drill bushing (2), guide block
(1), the axis of guide (11), bearing block (9), motor (7) are arranged on support (8) center, chuck (6) top, chuck are connect under motor (7)
(6) it is connected with drill bit (3), motor (7) can drive chuck (6) to be moved up and down with drill bit (3)；Bearing block (9) has two, symmetrically
Installed in support (8) both sides；The axis of guide (11) has two, and top is through bearing block (9) and has boss to prevent from slipping downwards, bottom
It is fixedly connected with guide block (1)；Guide block (1) center is provided with drill bushing (2), and drill bit (3) passes through drill bushing (2) centre bore；Its feature exists
In：It is connected between chuck (6) and drill bit (3) by snap, drill bushing (2), which can be pressed, to be limited in guide block (1).
2. it is according to claim 1 it is a kind of can the cutting grooved bit mechanism that changes of speed, guide block (1) center is one heavy
Head bore, drill bushing (2) are T-type structure, the locking breach (13) on drill bushing (2) top for two half round cut to differ in size combinations and
Into T-bolt (12) upper step may pass through large semicircle breach, wear only small semicircle breach.
3. it is according to claim 1 it is a kind of can speed change cutting grooved bit mechanism, chuck (6) lower half is ring
Shape step, side wall have hole, and spring (5) is cased with ring-shaped step, and lock sleeve (4) is tubular, is up-small and down-big on the inside of lock sleeve (4)
Pit is arranged at cone angle structure, drill bit (3) top；The conical surface on the inside of the remote side contacts lock sleeve (4) of drill bit (3) direction one of steel ball (10),
Steel ball (10) passes through the hole of chuck (6) side wall, and steel ball (10) can be embedded in drill bit (3) top pit close to drill bit (3) direction side,
During spring (5) limited compression state, steel ball (10) can skid off drill bit (3) top pit.
4. it is according to claim 3 it is a kind of can speed change cutting grooved bit mechanism, steel ball (10) maximum gauge
It is bigger than chuck (6) areole.
5. it is according to claim 3 it is a kind of can the cutting grooved bit mechanism that changes of speed, the steel ball (10) and lock sleeve
(4) the Kong Yousan groups coordinated on.
6. it is according to claim 1 it is a kind of can speed change cutting grooved bit mechanism, the axis of guide (11) bottom with
Guide block (1) is connected through a screw thread.
7. it is according to claim 1 it is a kind of can speed change cutting grooved bit mechanism, the drill bit (3) is core drill.
8. according to claim 1-6 any one it is a kind of can speed change cutting grooved bit mechanism the side of removing and installing
Method, comprise the following steps：
1) lock sleeve (4) is compressed upwards, steel ball (10) skids off to away from drill bit (3) direction, and drill bit (3) drops out downwards；
2) loosen T-bolt (12), drill bushing (2) rotated along centre bore, make T-bolt (12) positioned at locking breach (13) compared with
Large semicircle indentation, there, drill bushing (2) is taken out from guide block (1) upwards, drill bit (3) is tilted and taken out from drill bushing (2)；
3) green bit (3) is changed, green bit (3) bottom is passed through into drill bushing (2), drill bushing (2) is put into guide block (1), by drill bushing (2)
Rotated along centre bore, make T-bolt (12) positioned at the relatively small semicircle indentation, there of locking breach (13), locking T-bolt (12)；
4) chuck (6) center is inserted on drill bit (3) top, steel ball (10) is embedded in drill bit (3) pit, and steel ball (10) is by drill bit
(3) lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711398501.XA CN107838473B (en) | 2017-12-22 | 2017-12-22 | Cutting bed punching mechanism capable of quickly replacing drill bit and dismounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711398501.XA CN107838473B (en) | 2017-12-22 | 2017-12-22 | Cutting bed punching mechanism capable of quickly replacing drill bit and dismounting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107838473A true CN107838473A (en) | 2018-03-27 |
| CN107838473B CN107838473B (en) | 2023-07-11 |
Family
ID=61684234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711398501.XA Active CN107838473B (en) | 2017-12-22 | 2017-12-22 | Cutting bed punching mechanism capable of quickly replacing drill bit and dismounting method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107838473B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109176053A (en) * | 2018-09-07 | 2019-01-11 | 上海新山田精密刀具有限公司 | A kind of self-locking knife bar |
| CN110935910A (en) * | 2019-12-13 | 2020-03-31 | 刘勇 | Inclined plane inclined punching machine tool and working method of cutter breakage preventing device |
| CN114700526A (en) * | 2022-06-06 | 2022-07-05 | 徐州中车轨道装备有限公司 | Perforating device is used in processing of track traffic braking system altitude valve |
| CN116532687A (en) * | 2023-06-01 | 2023-08-04 | 大昌汽车部件股份有限公司 | Hole forming device of master cylinder piston |
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| CN207840214U (en) * | 2017-12-22 | 2018-09-11 | 江苏闳业机械股份有限公司 | A kind of cutting perforating mechanism of fast changeable drill bit |
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| CN203696041U (en) * | 2013-11-11 | 2014-07-09 | 杭州九龙机械制造有限公司 | Special drill jig mounted in radial drilling machine and used for processing small row pitch threaded hole |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109176053A (en) * | 2018-09-07 | 2019-01-11 | 上海新山田精密刀具有限公司 | A kind of self-locking knife bar |
| CN110935910A (en) * | 2019-12-13 | 2020-03-31 | 刘勇 | Inclined plane inclined punching machine tool and working method of cutter breakage preventing device |
| CN110935910B (en) * | 2019-12-13 | 2021-03-02 | 深圳市浩洋汇丰技术有限公司 | Inclined plane inclined punching machine tool and working method of cutter breakage preventing device |
| CN114700526A (en) * | 2022-06-06 | 2022-07-05 | 徐州中车轨道装备有限公司 | Perforating device is used in processing of track traffic braking system altitude valve |
| CN116532687A (en) * | 2023-06-01 | 2023-08-04 | 大昌汽车部件股份有限公司 | Hole forming device of master cylinder piston |
| CN116532687B (en) * | 2023-06-01 | 2023-10-27 | 大昌汽车部件股份有限公司 | Hole forming device of master cylinder piston |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107838473B (en) | 2023-07-11 |
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