CN111168869A - Self-positioning clamp of glass engraving and milling machine - Google Patents
Self-positioning clamp of glass engraving and milling machine Download PDFInfo
- Publication number
- CN111168869A CN111168869A CN202010040244.8A CN202010040244A CN111168869A CN 111168869 A CN111168869 A CN 111168869A CN 202010040244 A CN202010040244 A CN 202010040244A CN 111168869 A CN111168869 A CN 111168869A
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- Prior art keywords
- driving
- positioning insertion
- insertion blocks
- fixed
- positioning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/04—Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work
- B28D7/046—Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work the supporting or holding device being of the vacuum type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B1/00—Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled three-dimensionally for making single sculptures or models
- B44B1/06—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B3/00—Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled substantially two- dimensionally for carving, engraving, or guilloching shallow ornamenting or markings
- B44B3/06—Accessories, e.g. tool or work holders
- B44B3/065—Work holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a self-positioning clamp of a glass engraving and milling machine, which comprises a working platform for placing a workpiece, wherein a driving cavity with an opening at the lower side is formed in the working platform, a pair of pre-positioning insertion blocks which are arranged in a central symmetry manner and a pair of positioning insertion blocks which are arranged in a central symmetry manner are sleeved on the upper side platform of the working platform, and a first driving mechanism for driving the two pre-positioning insertion blocks to move up and down and a second driving mechanism for driving the two positioning insertion blocks to move up and down are arranged in the driving cavity; a boss is formed in the middle of the driving cavity, a vacuum cavity is formed in the boss, and a plurality of small holes communicated with the vacuum cavity are formed in the middle of the upper side platform. The invention can cooperate with the work of the manipulator, carry on the prepositioning and final positioning to the work piece by two prepositioning the inserted block, two positioning inserted blocks by oneself, raise the working efficiency.
Description
Technical Field
The invention relates to the technical field of numerical control machines, in particular to a self-positioning clamp of a glass engraving and milling machine.
Background
When glass cnc engraving and milling machine processing glass, generally need fix a position work piece (glass) and fix on anchor clamps, current anchor clamps are mostly by the manual work with the work piece clamping, and the time of manual clamping is long, influences work efficiency, and the work of inconvenient cooperation manipulator.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a self-positioning clamp of a glass engraving and milling machine, which can be matched with the work of a manipulator, and can automatically pre-position and finally position a workpiece through two pre-positioning insertion blocks and two positioning insertion blocks, so that the work efficiency is improved.
The scheme for solving the technical problems is as follows:
a self-positioning clamp of a glass engraving and milling machine comprises a working platform for placing a workpiece, wherein a driving cavity with an opening at the lower side is formed in the working platform, a pair of pre-positioning insertion blocks which are arranged in a central symmetry mode and a pair of positioning insertion blocks which are arranged in a central symmetry mode are sleeved on a platform on the upper side of the working platform, and a first driving mechanism for driving the two pre-positioning insertion blocks to move up and down and a second driving mechanism for driving the two positioning insertion blocks to move up and down are arranged in the driving cavity; a boss is formed in the middle of the driving cavity, a vacuum cavity is formed in the boss, and a plurality of small holes communicated with the vacuum cavity are formed in the middle of the upper side platform.
The pre-positioning insertion block and the positioning insertion block are in an L shape;
two first L-shaped grooves matched with the pre-positioning insertion blocks are formed in the upper side platform, the pre-positioning insertion blocks are arranged in the first L-shaped grooves, guide conical walls are formed on the inner walls of the upper extending ends, extending out of the first L-shaped grooves, of the pre-positioning insertion blocks, and the lower ends of the pre-positioning insertion blocks extend into the driving cavity;
still the shaping has two and location inserted block matched with second "L" type grooves on the upside platform, and the location inserted block is inserted and is overlapped in second "L" type groove, and the up end of location inserted block is less than the up end in second "L" type groove, and the lower extreme of location inserted block stretches into the drive intracavity.
A first connecting plate is formed at the lower end of the pre-positioning plug block;
the first driving mechanism comprises a first cam shaft, a pair of first cams symmetrically arranged are formed on the first cam shaft, flanges of the first cams are pressed on the lower bottom surface of the first connecting plate, two ends of the first cam shaft are respectively hinged to a corresponding first hinge seat, the first hinge seats are fixed in the driving cavity, one end of the first cam shaft is fixedly provided with a first driven gear, the first driven gear is meshed with a first driving gear, the first driving gear is fixed on a motor shaft of a first motor, and the first motor is fixed on one of the first hinge seats; and a first pressure spring is fixed on the upper bottom surface of the first connecting plate, and the upper end of the first pressure spring is fixed on the upper side wall of the driving cavity.
A second connecting plate is formed at the lower end of the positioning insertion block;
the second driving mechanism comprises a second cam shaft, a pair of second cams symmetrically arranged is formed on the second cam shaft, the base circle of each second cam is pressed against the lower bottom surface of the second connecting plate, two ends of the second cam shaft are respectively hinged to a corresponding second hinge seat, the second hinge seats are fixed in the driving cavity, one end of the second cam shaft is fixedly provided with a second driven gear, the second driven gear is meshed with a second driving gear, the second driving gear is fixed on a motor shaft of a second motor, and the second motor is fixed on one of the second hinge seats; and a second pressure spring is fixed on the upper bottom surface of the second connecting plate, and the upper end of the second pressure spring is fixed on the upper side wall of the driving cavity.
The vacuum cavity is connected with a vacuum pump arranged in the driving cavity through a pipeline.
And the pipeline is provided with a deflation valve.
The workpiece is rectangular.
The invention has the following outstanding effects: compared with the prior art, the automatic pre-positioning device can be matched with the work of a manipulator, and can automatically pre-position and finally position a workpiece through the two pre-positioning insertion blocks and the two positioning insertion blocks, so that the work efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a view of FIG. 2 taken in the direction of A;
FIG. 4 is a cross-sectional view of FIG. 3 taken about B-B;
FIG. 5 is a cross-sectional view of FIG. 3 taken about C-C;
fig. 6 is a schematic view of the position of the workpiece before positioning.
Detailed Description
In the embodiment, as shown in fig. 1 to 6, a self-positioning fixture of a glass engraving and milling machine comprises a working platform 1 for placing a workpiece 9, wherein a driving cavity 101 with an opening at the lower side is formed inside the working platform 1, a pair of pre-positioning insertion blocks 2 and a pair of positioning insertion blocks 3 are sleeved on an upper side platform 102 of the working platform 1, the pre-positioning insertion blocks 2 and the positioning insertion blocks 3 are arranged in a central symmetry manner, and a first driving mechanism 4 for driving the two pre-positioning insertion blocks 2 to move up and down and a second driving mechanism 5 for driving the two positioning insertion blocks 3 to move up and down are arranged in the driving cavity 101; a boss 103 is formed in the middle of the driving cavity 101, a vacuum cavity 104 is formed in the boss 103, and a plurality of small holes 105 communicated with the vacuum cavity 104 are formed in the middle of the upper platform 102.
Furthermore, the pre-positioning insertion block 2 and the positioning insertion block 3 are in an L shape;
two first L-shaped grooves 106 matched with the pre-positioning insertion blocks 2 are formed in the upper side platform 102, the pre-positioning insertion blocks 2 are arranged in the first L-shaped grooves 106, guide conical walls 22 are formed on the inner walls of the upper extending ends, extending out of the first L-shaped grooves 106, of the pre-positioning insertion blocks 2, and the lower ends of the pre-positioning insertion blocks 2 extend into the driving cavity 101;
two second L-shaped grooves 107 matched with the positioning insertion blocks 3 are formed in the upper side platform 102, the positioning insertion blocks 3 are inserted in the second L-shaped grooves 107, the upper end faces of the positioning insertion blocks 3 are lower than the upper end faces of the second L-shaped grooves 107, and the lower ends of the positioning insertion blocks 3 extend into the driving cavity 101.
Furthermore, a first connecting plate 21 is formed at the lower end of the prepositioning inserting block 2;
the first driving mechanism 4 comprises a first cam shaft 41, a pair of first cams 42 symmetrically arranged are formed on the first cam shaft 41, a flange 421 of the first cam 42 is pressed against the lower bottom surface of the first connecting plate 21, two ends of the first cam shaft 41 are respectively hinged on a corresponding first hinge seat 43, the first hinge seats 43 are fixed in the driving cavity 101, one end of the first cam shaft 41 is fixed with a first driven gear 44, the first driven gear 44 is meshed with a first driving gear 45, the first driving gear 45 is fixed on a motor shaft of a first motor 46, and the first motor 46 is fixed on one of the first hinge seats 43; a first pressure spring 47 is fixed on the upper bottom surface of the first connecting plate 21, and the upper end of the first pressure spring 47 is fixed on the upper side wall of the driving cavity 101.
Furthermore, a second connecting plate 31 is formed at the lower end of the positioning insertion block 3;
the second driving mechanism 5 comprises a second cam shaft 51, a pair of second cams 52 symmetrically arranged is formed on the second cam shaft 51, the base circle 521 of the second cams 52 is pressed against the lower bottom surface of the second connecting plate 31, two ends of the second cam shaft 51 are respectively hinged on a corresponding second hinge seat 53, the second hinge seats 53 are fixed in the driving cavity 101, one end of the second cam shaft 51 is fixed with a second driven gear 54, the second driven gear 54 is meshed with a second driving gear 55, the second driving gear 55 is fixed on a motor shaft of a second motor 56, and the second motor 56 is fixed on one of the second hinge seats 53; a second pressure spring 57 is fixed on the upper bottom surface of the second connecting plate 31, and the upper end of the second pressure spring 57 is fixed on the upper side wall of the driving cavity 101.
Further, the vacuum chamber 104 is connected to a vacuum pump 62 disposed in the driving chamber 101 through a pipe 61.
Furthermore, a release valve 63 is disposed on the pipe 61.
Further, the workpiece 9 has a rectangular shape.
The working principle is as follows: first, the workpiece 9 is placed on the upper stage 102 by the robot (as shown in fig. 6), and the workpiece 9 is slightly deviated in position due to the robot placement;
secondly, the first motor 46 is started to drive the first driving gear 45 to rotate, the first driving gear 45 drives the first driven gear 44 to rotate, the first driven gear 44 drives the first cam shaft 41 to rotate, the first cam shaft 41 drives the two first cams 42 to simultaneously rotate, the flange 421 of the first cam 42 pushes the two pre-positioning insertion blocks 2 upwards through the first connecting plate 21, the workpiece 9 is guided to be positive through the conical walls 22 of the two pre-positioning insertion blocks 2, and the positive is guided to the state shown in fig. 1, at the moment, the two pre-positioning insertion blocks 2 are inserted and sleeved on two corners of the workpiece;
thirdly, the second motor 56 is started to drive the second driving gear 55 to rotate, the second driving gear 55 drives the second driven gear 54 to rotate, the second driven gear 54 drives the second cam shaft 51 to rotate, the first and second cam shafts 541 drive the two second cams 52 to simultaneously rotate, the two positioning insertion blocks 3 are pushed upwards by the flange of the second cam 52, and the two positioning insertion blocks 3 are inserted and sleeved on the other two corners of the workpiece, so that the workpiece is finally positioned;
fourthly, the first motor 46 rotates reversely, the base circle of the first cam 42 is pressed on the first connecting plate, the two prepositioning inserting blocks 2 move downwards and retract into the first L-shaped groove 106 under the action of the first pressure spring, and the purpose of downwards moving the prepositioning inserting blocks 2 is to avoid that a cutter possibly touches the prepositioning inserting blocks when the glass is processed;
fifthly, the vacuum pump is operated to vacuumize the vacuum cavity 104, and the workpiece is adsorbed by the through hole 105, so that the workpiece is fixed;
sixthly, after the processing is finished, the air release valve 63 is opened, the air pressure in the vacuum cavity can be balanced through the air release valve, and the workpiece can be taken out conveniently.
Finally, the above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.
Claims (7)
1. The utility model provides a self-align anchor clamps of glass cnc engraving and milling machine, includes work platform (1) that is used for placing work piece (9), its characterized in that: a driving cavity (101) with an opening at the lower side is formed inside the working platform (1), a pair of pre-positioning insertion blocks (2) which are arranged in a central symmetry mode and a pair of positioning insertion blocks (3) which are arranged in a central symmetry mode are sleeved on an upper side platform (102) of the working platform (1), and a first driving mechanism (4) for driving the two pre-positioning insertion blocks (2) to move up and down and a second driving mechanism (5) for driving the two positioning insertion blocks (3) to move up and down are arranged in the driving cavity (101); a boss (103) is formed in the middle of the driving cavity (101), a vacuum cavity (104) is formed in the boss (103), and a plurality of small holes (105) communicated with the vacuum cavity (104) are formed in the middle of the upper side platform (102).
2. The self-positioning clamp of the glass engraving and milling machine of claim 1, which is characterized in that: the pre-positioning insertion block (2) and the positioning insertion block (3) are in an L shape;
two first L-shaped grooves (106) matched with the pre-positioning insertion blocks (2) are formed in the upper side platform (102), the pre-positioning insertion blocks (2) are arranged in the first L-shaped grooves (106), guide conical walls (22) are formed on the inner walls of the upper extending ends, extending out of the first L-shaped grooves (106), of the pre-positioning insertion blocks (2), and the lower ends of the pre-positioning insertion blocks (2) extend into the driving cavity (101);
the upper side platform (102) is further provided with two second L-shaped grooves (107) matched with the positioning insertion blocks (3), the positioning insertion blocks (3) are inserted in the second L-shaped grooves (107), the upper end faces of the positioning insertion blocks (3) are lower than the upper end faces of the second L-shaped grooves (107), and the lower ends of the positioning insertion blocks (3) extend into the driving cavity (101).
3. The self-positioning clamp of the glass engraving and milling machine according to claim 1 or 2, characterized in that: a first connecting plate (21) is formed at the lower end of the prepositioning plug block (2);
the first driving mechanism (4) comprises a first cam shaft (41), a pair of first cams (42) which are symmetrically arranged is formed on the first cam shaft (41), a flange (421) of each first cam (42) is pressed on the lower bottom surface of the first connecting plate (21), two ends of each first cam shaft (41) are respectively hinged to a corresponding first hinged seat (43), each first hinged seat (43) is fixed in the driving cavity (101), a first driven gear (44) is fixed at one end of each first cam shaft (41), each first driven gear (44) is meshed with a first driving gear (45), each first driving gear (45) is fixed on a motor shaft of a first motor (46), and each first motor (46) is fixed on one first hinged seat (43); a first pressure spring (47) is fixed on the upper bottom surface of the first connecting plate (21), and the upper end of the first pressure spring (47) is fixed on the upper side wall of the driving cavity (101).
4. The self-positioning clamp of the glass engraving and milling machine according to claim 1 or 2, characterized in that: a second connecting plate (31) is formed at the lower end of the positioning insertion block (3);
the second driving mechanism (5) comprises a second cam shaft (51), a pair of second cams (52) which are symmetrically arranged is formed on the second cam shaft (51), the base circle (521) of each second cam (52) is pressed against the lower bottom surface of the second connecting plate (31), two ends of each second cam shaft (51) are respectively hinged to a corresponding second hinged seat (53), each second hinged seat (53) is fixed in the driving cavity (101), one end of each second cam shaft (51) is fixed with a second driven gear (54), each second driven gear (54) is meshed with a second driving gear (55), each second driving gear (55) is fixed on the motor shaft of each second motor (56), and each second motor (56) is fixed on one second hinged seat (53); and a second pressure spring (57) is fixed on the upper bottom surface of the second connecting plate (31), and the upper end of the second pressure spring (57) is fixed on the upper side wall of the driving cavity (101).
5. The self-positioning clamp of the glass engraving and milling machine of claim 1, which is characterized in that: the vacuum chamber (104) is connected with a vacuum pump (62) arranged in the driving chamber (101) through a pipeline (61).
6. The self-positioning clamp of the glass engraving and milling machine of claim 5, wherein: and the pipeline (61) is provided with a deflation valve (63).
7. The self-positioning clamp of the glass engraving and milling machine of claim 1, which is characterized in that: the workpiece (9) is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010040244.8A CN111168869A (en) | 2020-01-15 | 2020-01-15 | Self-positioning clamp of glass engraving and milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010040244.8A CN111168869A (en) | 2020-01-15 | 2020-01-15 | Self-positioning clamp of glass engraving and milling machine |
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| Publication Number | Publication Date |
|---|---|
| CN111168869A true CN111168869A (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010040244.8A Pending CN111168869A (en) | 2020-01-15 | 2020-01-15 | Self-positioning clamp of glass engraving and milling machine |
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| CN (1) | CN111168869A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111716946A (en) * | 2020-06-03 | 2020-09-29 | 浙江大学 | Printing material clamp and printing device on printing manuscript |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201880819U (en) * | 2010-09-10 | 2011-06-29 | 浙江吉利汽车有限公司 | Unstacking platform with positioning structure in automobile automatic punching equipment |
| CN202327032U (en) * | 2011-10-28 | 2012-07-11 | 广东石油化工学院 | Oil saving device for lubrication during high-speed gear drive |
| CN203739157U (en) * | 2013-12-19 | 2014-07-30 | 重庆前卫宏华科技有限责任公司 | Positioning device for full-automatic lateral gate cutting machine |
| CN104607569A (en) * | 2015-01-31 | 2015-05-13 | 芜湖澳奔玛汽车部件有限公司 | Linear multi-ejection-rod synchronous ejection device |
| EP2998088A1 (en) * | 2014-09-17 | 2016-03-23 | Biesse S.p.A. | Machining workstation for plates of stone, marble, synthetic material, or the like, with a sacrificial working plane |
| CN105835248A (en) * | 2016-05-30 | 2016-08-10 | 深圳市创世纪机械有限公司 | Glass machine fixture |
| CN206509236U (en) * | 2016-12-09 | 2017-09-22 | 广东湛杨饼业有限公司 | A kind of automatic screening flour device |
| CN107262323A (en) * | 2017-06-27 | 2017-10-20 | 孔祥枫 | A kind of road traffic railing mopping equipment |
| CN107457915A (en) * | 2017-08-04 | 2017-12-12 | 安徽宽居电器有限公司 | A kind of workbench of glass punching machine |
| CN207757103U (en) * | 2017-12-20 | 2018-08-24 | 深圳市众达鑫自动化设备有限公司 | A kind of pcb board laser drill positioning device |
-
2020
- 2020-01-15 CN CN202010040244.8A patent/CN111168869A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201880819U (en) * | 2010-09-10 | 2011-06-29 | 浙江吉利汽车有限公司 | Unstacking platform with positioning structure in automobile automatic punching equipment |
| CN202327032U (en) * | 2011-10-28 | 2012-07-11 | 广东石油化工学院 | Oil saving device for lubrication during high-speed gear drive |
| CN203739157U (en) * | 2013-12-19 | 2014-07-30 | 重庆前卫宏华科技有限责任公司 | Positioning device for full-automatic lateral gate cutting machine |
| EP2998088A1 (en) * | 2014-09-17 | 2016-03-23 | Biesse S.p.A. | Machining workstation for plates of stone, marble, synthetic material, or the like, with a sacrificial working plane |
| CN104607569A (en) * | 2015-01-31 | 2015-05-13 | 芜湖澳奔玛汽车部件有限公司 | Linear multi-ejection-rod synchronous ejection device |
| CN105835248A (en) * | 2016-05-30 | 2016-08-10 | 深圳市创世纪机械有限公司 | Glass machine fixture |
| CN206509236U (en) * | 2016-12-09 | 2017-09-22 | 广东湛杨饼业有限公司 | A kind of automatic screening flour device |
| CN107262323A (en) * | 2017-06-27 | 2017-10-20 | 孔祥枫 | A kind of road traffic railing mopping equipment |
| CN107457915A (en) * | 2017-08-04 | 2017-12-12 | 安徽宽居电器有限公司 | A kind of workbench of glass punching machine |
| CN207757103U (en) * | 2017-12-20 | 2018-08-24 | 深圳市众达鑫自动化设备有限公司 | A kind of pcb board laser drill positioning device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111716946A (en) * | 2020-06-03 | 2020-09-29 | 浙江大学 | Printing material clamp and printing device on printing manuscript |
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