CN107838473B - Cutting bed punching mechanism capable of quickly replacing drill bit and dismounting method thereof - Google Patents
Cutting bed punching mechanism capable of quickly replacing drill bit and dismounting method thereof Download PDFInfo
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- CN107838473B CN107838473B CN201711398501.XA CN201711398501A CN107838473B CN 107838473 B CN107838473 B CN 107838473B CN 201711398501 A CN201711398501 A CN 201711398501A CN 107838473 B CN107838473 B CN 107838473B
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- drill bit
- drill
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- chuck
- steel ball
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- 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
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- 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
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- 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 the field of cutting beds, and particularly relates to a cutting bed punching mechanism capable of quickly replacing a drill bit and a disassembly and assembly method thereof. The drill bit is replaced within half a minute by adopting the design of a spring and a locking sleeve and improving the matching mode of the drill sleeve. The locking notch at the upper part of the drill sleeve is formed by combining two semicircular notches with different sizes, the lower half part of the chuck is an annular step, the side wall of the chuck is provided with a hole, the annular step is sleeved with a spring, the locking sleeve is cylindrical, the inner side of the locking sleeve is of a cone angle structure, and the upper part of the drill bit is provided with a pit; one side of the steel ball far away from the direction of the drill bit contacts the conical surface on the inner side of the locking sleeve, the steel ball penetrates through the hole on the side wall of the chuck, one side of the steel ball close to the direction of the drill bit can be embedded into the pit on the upper part of the drill bit, the spring is further compressed, the conical surface moves upwards, and the steel ball can slide out of the pit on the upper part of the drill bit. The novel locking sleeve is adopted to buckle the upper part of the drill bit, and the design of the locking notch is adopted for the drill sleeve, so that the time for replacing the drill bit is greatly saved, and the working efficiency of the cutting bed is improved.
Description
Technical Field
The invention belongs to the field of cutting beds, and particularly relates to a cutting bed punching mechanism capable of quickly replacing a drill bit and a disassembly and assembly method thereof.
Background
A cutting bed is a sewing device for automatically cutting cloth, and is widely used in the clothing manufacturing industry. When tailorring, need beat the locating hole and be convenient for fix a position on the substrate, present drill bit is in order to prevent that the drill bit from appearing rocking the phenomenon when punching, has increased devices such as guide block to present drill bit installs the mode on pressing from both sides the head comparatively complicated, consequently when the drill bit damages needs to be changed, dismantles the installation often to need about ten minutes, greatly reduced the production efficiency of cutting bed.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide a cutting bed punching bit mechanism capable of being replaced quickly, which adopts the design of a spring and a locking sleeve, improves the matching mode of a drill sleeve and controls the bit replacing process within half a minute.
The invention adopts the following technical scheme: a cutting bed punching mechanism capable of quickly replacing a drill bit comprises a motor, a bracket, a chuck, a drill sleeve, a guide block, a guide shaft and a bearing seat, wherein the motor is arranged in the center of the bracket, the lower part of the motor is connected with the upper part of the chuck, the chuck is connected with the drill bit, and the motor can drive the chuck and the drill bit to move up and down; the two bearing seats are symmetrically arranged on the two sides of the bracket; the two guide shafts are arranged, the upper part of the guide shaft penetrates through the bearing seat and is provided with a boss to prevent the guide shaft from sliding downwards, and the lower part of the guide shaft is fixedly connected with the guide block; the drill bushing is arranged in the center of the guide block, and the drill bit passes through a center hole of the drill bushing. The chuck is connected with the drill bit in a buckling mode, and the drill sleeve can be pressed and limited in the guide block.
Further, the center of the guide block is provided with a countersunk hole, the drill sleeve is of a T-shaped structure, the locking notch at the upper part of the drill sleeve is formed by combining two semicircular notches with different sizes, and the step at the upper part of the T-shaped bolt can pass through the large semicircular notch and cannot pass through the small semicircular notch.
Further, the lower half part of the chuck is an annular step, the side wall of the chuck is provided with a hole, a spring is sleeved on the annular step, the locking sleeve is cylindrical, the inner side of the locking sleeve is of a structure with a small upper part and a large lower part, and the upper part of the drill bit is provided with a pit; one side of the steel ball far away from the direction of the drill bit contacts the conical surface on the inner side of the locking sleeve, the steel ball penetrates through the hole on the side wall of the chuck, one side of the steel ball close to the direction of the drill bit can be embedded into the pit on the upper part of the drill bit, the spring is further compressed, the conical surface moves upwards, and the steel ball can slide out of the pit on the upper part of the drill bit.
Further, the maximum diameter of the steel ball is larger than that of the side wall hole of the chuck.
Further, three groups of steel balls are matched with the holes on the chuck.
Further, the lower part of the guide shaft is connected with the guide block through threads.
Further, the drill bit is a core drill.
A disassembly and assembly method of a cutting bed punching bit mechanism capable of being replaced quickly comprises the following steps:
1. the locking sleeve is compressed upwards, the steel balls slide out in the direction away from the drill bit, and the drill bit falls out downwards;
2. loosening the T-shaped bolt, rotating the drill sleeve along the central hole, enabling the T-shaped bolt to be positioned at a larger semicircular notch of the locking notch, taking the drill sleeve upwards from the guide block, and taking the drill bit out from the drill sleeve in an inclined manner;
3. changing a new drill bit, penetrating the lower part of the new drill bit through a drill sleeve, putting the drill sleeve into a guide block, rotating the drill sleeve along a central hole, and positioning a T-shaped bolt at a smaller semicircular notch of a locking notch to lock the T-shaped bolt;
4. the upper part of the drill bit is inserted into the center of the chuck, the steel balls are embedded into the pits of the drill bit, and the drill bit is locked by the steel balls.
Advantageous effects
According to the cutting bed punching mechanism capable of rapidly replacing the drill bit and the disassembling and assembling method thereof, the upper part of the drill bit is buckled by the innovative locking sleeve, and the locking notch is adopted by the drilling sleeve, so that the time for replacing the drill bit is greatly saved, and the working efficiency of the cutting bed is improved.
Drawings
FIG. 1 is a partial cross-sectional view of an overall assembly of the present invention;
FIG. 2 is a top view of the guide block and drill bushing assembly of the present invention;
FIG. 3 is an enlarged view showing a locked state of the lock sleeve of the present invention;
fig. 4 is an enlarged view showing a disassembled state of the lock sleeve of the present invention.
In the figure: the drilling tool comprises a guide block 1, a drill bushing 2, a drill bit 3, a locking bushing 4, a spring 5, a chuck 6, a motor 7, a bracket 8, a bearing seat 9, a steel ball 10, a guide shaft 11, a bolt 12T and a locking notch 13.
Detailed Description
The details of the present invention are described in detail below with reference to the drawings and the detailed description.
As shown in fig. 1-4: a cutting bed perforating drill bit mechanism capable of being replaced quickly comprises a motor 7, a bracket 8, a chuck 6, a drill sleeve 2, a guide block 1, a guide shaft 11 and a bearing seat 9, wherein the motor 7 is arranged in the center of the bracket 8, the lower part of the motor 7 is connected with the upper part of the chuck 6, the chuck 6 is connected with a drill bit 3, and the motor 7 can drive the chuck 6 and the drill bit 3 to move up and down; the two bearing seats 9 are symmetrically arranged at two sides of the bracket 8; the guide shafts 11 are two, the upper part passes through the bearing seat 9 and is provided with a boss to prevent downward sliding, and the lower part is fixedly connected with the guide block 1; the center of the guide block 1 is provided with a drill bushing 2, and the drill bit 3 passes through the center hole of the drill bushing 2. The chuck 6 is connected with the drill bit 3 in a buckling manner, and the drill sleeve 2 can be pressed and limited in the guide block 1.
In practical application, the center of the guide block 1 is a countersunk hole, the drill sleeve 2 is of a T-shaped structure, the locking notch 13 at the upper part of the drill sleeve 2 is formed by combining two semicircular notches with different sizes, and the step at the upper part of the T-shaped bolt 12 can pass through the large semicircular notch and cannot pass through the small semicircular notch.
In practical application, the lower half part of the chuck 6 is an annular step, the side wall is provided with a hole, a spring 5 is sleeved on the annular step, the locking sleeve 4 is cylindrical, the inner side of the locking sleeve 4 is of a structure with a small upper part and a large lower part, and the upper part of the drill bit 3 is provided with a pit; one side of the steel ball 10 far away from the direction of the drill bit 3 contacts with the conical surface on the inner side of the locking sleeve 4, the steel ball 10 penetrates through the hole on the side wall of the chuck 6, one side of the steel ball 10 near the direction of the drill bit 3 can be embedded into the pit on the upper part of the drill bit 3, the spring 5 is further compressed, the conical surface moves upwards, and the steel ball 10 can slide out of the pit on the upper part of the drill bit 3.
In practical application, the maximum diameter of the steel ball 10 is larger than that of the side wall hole of the chuck 6.
In practical application, the steel balls 10 are provided with three groups of holes matched with the clamping head 6.
In practical application, the lower part of the guide shaft 11 is connected with the guide block 1 through threads.
In practical application, the drill bit 3 is a core drill.
A disassembly and assembly method of a cutting bed punching mechanism capable of quickly replacing a drill bit and a disassembly and assembly method thereof comprises the following steps:
1. the locking sleeve 4 is compressed upwards, the steel balls 10 slide out in the direction away from the drill bit 3, and the drill bit 3 falls down;
2. loosening the T-shaped bolt 12, rotating the drill sleeve 2 along the central hole, positioning the T-shaped bolt 12 at a larger semicircular notch of the locking notch 13, taking the drill sleeve 2 out of the guide block 1 upwards, and taking the drill bit 3 out of the drill sleeve 2 in an inclined manner;
3. changing a new drill bit 3, penetrating the lower part of the new drill bit 3 through the drill sleeve 2, putting the drill sleeve 2 into the guide block 1, rotating the drill sleeve 2 along the central hole, positioning the T-shaped bolt 12 at the smaller semicircular notch of the locking notch 13, and locking the T-shaped bolt 12;
4. the upper part of the drill bit 3 is inserted into the center of the chuck 6, the steel balls 10 are embedded into pits of the drill bit 3, and the steel balls 10 lock the drill bit 3.
In summary, the cutting bed punching mechanism capable of quickly replacing the drill bit and the dismounting method thereof adopt the innovative locking sleeve to buckle the upper part of the drill bit, and the locking sleeve adopts the design of the locking notch, so that the time for replacing the drill bit is greatly saved, and the working efficiency of the cutting bed is improved.
The foregoing has outlined and described the basic principles, features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention can be implemented by those skilled in the art without limiting the scope of the invention, therefore, all equivalent changes or modifications that are made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (1)
1. A disassembly and assembly method of a cutting bed punching bit mechanism capable of being replaced quickly,
the cutting bed punching bit mechanism capable of being replaced rapidly comprises a motor (7), a bracket (8), a chuck (6), a drill sleeve (2), a guide block (1), a guide shaft (11) and a bearing seat (9), wherein the motor (7) is arranged at the center of the bracket (8), the lower part of the motor (7) is connected with the upper part of the chuck (6), the chuck (6) is connected with a drill bit (3), and the motor (7) can drive the chuck (6) and the drill bit (3) to move up and down; the two bearing seats (9) are symmetrically arranged at two sides of the bracket (8); the two guide shafts (11) are arranged, the upper part of the guide shaft penetrates through the bearing seat (9) and is provided with a boss to prevent the downward sliding, and the lower part of the guide shaft is fixedly connected with the guide block (1); the center of the guide block (1) is provided with a drill sleeve (2), and the drill bit (3) passes through a center hole of the drill sleeve (2); the method is characterized in that: the chuck (6) is connected with the drill bit (3) in a buckling manner, and the drill sleeve (2) can be pressed and limited in the guide block (1);
the center of the guide block (1) is provided with a countersunk hole, the drill sleeve (2) is of a T-shaped structure, the locking notch (13) at the upper part of the drill sleeve (2) is formed by combining two semicircular notches with different sizes, and the step at the upper part of the T-shaped bolt (12) can pass through the large semicircular notch and cannot pass through the small semicircular notch;
the lower half part of the chuck (6) is an annular step, the side wall of the chuck is provided with a hole, a spring (5) is sleeved on the annular step, the locking sleeve (4) is cylindrical, the inner side of the locking sleeve (4) is of a structure with a small upper part and a large lower part, and the upper part of the drill bit (3) is provided with a pit; one side of the steel ball (10) far away from the direction of the drill bit (3) contacts with the conical surface on the inner side of the locking sleeve (4), the steel ball (10) penetrates through a hole on the side wall of the chuck (6), one side of the steel ball (10) close to the direction of the drill bit (3) can be embedded into a pit on the upper part of the drill bit (3), and when the spring (5) is in a limit compression state, the steel ball (10) can slide out of the pit on the upper part of the drill bit (3);
the maximum diameter of the steel ball (10) is larger than the side wall hole of the chuck (6);
the steel balls (10) are provided with three groups of holes matched with the clamping head (6);
the lower part of the guide shaft (11) is connected with the guide block (1) through threads;
the drill bit (3) is a hollow drill;
the disassembly and assembly method of the cutting bed punching bit mechanism capable of being replaced quickly is characterized by comprising the following steps of: the method comprises the following steps:
1) The locking sleeve (4) is compressed upwards, the steel balls (10) slide out in the direction away from the drill bit (3), and the drill bit (3) falls down;
2) Loosening the T-shaped bolt (12), rotating the drill sleeve (2) along the central hole, enabling the T-shaped bolt (12) to be positioned at a larger semicircular notch of the locking notch (13), taking the drill sleeve (2) out of the guide block (1) upwards, and taking the drill bit (3) out of the drill sleeve (2) obliquely;
3) Changing a new drill bit (3), penetrating the lower part of the new drill bit (3) through the drill sleeve (2), putting the drill sleeve (2) into the guide block (1), rotating the drill sleeve (2) along the central hole, and enabling the T-shaped bolt (12) to be positioned at a smaller semicircular notch of the locking notch (13) to lock the T-shaped bolt (12);
4) The upper part of the drill bit (3) is inserted into the center of the chuck (6), the steel ball (10) is embedded into the pit of the drill bit (3), and the steel ball (10) locks the drill bit (3).
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 CN107838473A (en) | 2018-03-27 |
| CN107838473B true CN107838473B (en) | 2023-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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 |
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| CN (1) | CN107838473B (en) |
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| 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 |
| 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 |
| CN114700526B (en) * | 2022-06-06 | 2022-09-23 | 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 |
| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202752841U (en) * | 2012-05-08 | 2013-02-27 | 王应儒 | Quick chuck |
| CN203209740U (en) * | 2013-03-04 | 2013-09-25 | 嵊州市博爱机械设计工作室 | Circular ring perforating device |
| 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 |
| CN104439426A (en) * | 2014-11-27 | 2015-03-25 | 四川省什邡市鑫源管件有限公司 | Perforating guiding device |
| CN204747581U (en) * | 2015-06-04 | 2015-11-11 | 大连顺诚自动化设备有限公司 | Specific drill bit clamping device of servo drilling machine of door plant |
| CN205352745U (en) * | 2015-12-28 | 2016-06-29 | 中国矿业大学(北京) | Special sampler of geology |
| CN107297525A (en) * | 2016-04-14 | 2017-10-27 | 襄阳奇竞特机电制造有限责任公司 | A kind of motor flange drill jig |
| CN205764011U (en) * | 2016-06-01 | 2016-12-07 | 泛科轴承集团有限公司 | A kind of bearing block drilling equipment |
| CN106735452A (en) * | 2016-12-16 | 2017-05-31 | 襄阳襄车铁达缸套铸业有限公司 | A kind of cylinder jacket end face porous processing frock |
| CN206343674U (en) * | 2016-12-29 | 2017-07-21 | 安徽工程大学 | A kind of drill chuck boring grab |
| CN206578573U (en) * | 2017-03-06 | 2017-10-24 | 陕西飞机工业（集团）有限公司 | A kind of boring grab |
| 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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- 2017-12-22 CN CN201711398501.XA patent/CN107838473B/en active Active
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| CN107838473A (en) | 2018-03-27 |
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