CN111408761A - Drilling equipment is used in automobile parts surface machining - Google Patents
Drilling equipment is used in automobile parts surface machining Download PDFInfo
- Publication number
- CN111408761A CN111408761A CN202010253953.4A CN202010253953A CN111408761A CN 111408761 A CN111408761 A CN 111408761A CN 202010253953 A CN202010253953 A CN 202010253953A CN 111408761 A CN111408761 A CN 111408761A
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- protection device
- automobile parts
- groove
- fixedly connected
- adjusting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- 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
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a drilling device for surface machining of automobile parts, which comprises a base and fixed columns positioned on two sides of the base, wherein the tops of the two fixed columns are fixedly connected with a fixed table, the fixed table is positioned right above the base, the middle part of the fixed table is movably connected with a fixed seat, the bottom of the fixed seat is detachably connected with a drill bit, the bottom of the fixed seat is movably connected with a protection device, the protection device is sleeved outside the drill bit, and the bottom surface of the fixed seat is provided with an adjusting and accommodating groove matched with the protection device for use; through reset spring, protection device's setting, very big increase drilling equipment's functionality, use through reset spring, protection device's cooperation, can make drilling equipment when the operation, reducible staff point and drill bit direct contact, the effectual potential safety hazard that has reduced, and use degree of automation higher, can not influence drilling equipment's normal use, improved the convenience.
Description
Technical Field
The invention belongs to the technical field of drilling devices, and particularly relates to a drilling device for surface machining of automobile parts.
Background
Automobile parts are all units forming the whole automobile part machining and are products serving for automobile part machining, when the automobile parts are machined, the automobile parts are mostly machined through a drilling device, the drilling device is a general name of equipment used for machining holes in solid materials, common drilling devices are an electric drill, a drilling machine and the like, and along with further development of machining processes, the efficiency of the drilling device is greatly improved.
The existing drilling device has a certain problem when in use, because the drilling device does not have a protection device when in use, a drill bit after high-speed rotation can easily hurt workers, great potential safety hazards are brought, meanwhile, when the drilling device runs, chips between the drilling device and parts are difficult to collect, and often can splash to a working area, so that the working difficulty is increased, the time is wasted, and meanwhile, the problem of the working difficulty is increased, so that the drilling device for surface machining of automobile parts is provided.
Disclosure of Invention
The invention aims to provide a drilling device for surface machining of automobile parts, which solves the problems that the existing drilling device proposed in the background art has certain problems in use, a drill bit rotating at a high speed easily hurts workers due to the fact that the drilling device is not provided with a protection device in use, great potential safety hazards are caused, and meanwhile, when the drilling device runs, scraps between the drilling device and the parts are difficult to collect and often splash to a working area.
In order to achieve the purpose, the invention provides the following technical scheme: a drilling device for surface machining of automobile parts comprises a base and fixed columns located on two sides of the base, wherein fixed tables are fixedly connected to the tops of the two fixed columns, the fixed tables are located right above the base, a fixed seat is movably connected to the middle of the fixed tables, a drill bit is detachably connected to the bottom of the fixed seat, a protection device is movably connected to the bottom of the fixed seat, the protection device is sleeved outside the drill bit, an adjusting and accommodating groove matched with the protection device in use is formed in the bottom surface of the fixed seat, the top of the protection device is located in the fixed seat, a second movable plate is fixedly connected to the side wall of the protection device, a positioning slide rail matched with the second movable plate in use is formed in the adjusting and accommodating groove, a first movable plate is fixedly connected in the fixed seat, and the middle parts of the first movable plate and the second movable plate are, the outer side wall of the protection device is provided with an anti-skid unit, and the outer side wall of the protection device is also provided with a rotary positioning unit;
the rotational positioning unit is including connecting the spreader, it is located protection device's lateral wall to connect the spreader, connect the spreader and keep away from protection device's one end and seted up flexible groove, flexible inslot is equipped with interior pole in the connection, interior pole in the connection is close to the first solid fixed ring of one end fixedly connected with of connecting the spreader, flexible groove is close to the solid fixed ring of one end fixedly connected with second of port, just the solid fixed ring cooperation of first solid fixed ring, second is used, the interior pole in the connection keeps away from the one end fixedly connected with screw thread outer pole of connecting the spreader, the adjustment thread groove that uses with the cooperation of connecting spreader, screw thread outer pole is seted up to the lateral wall of fixing.
Preferably, the cross section of the adjusting thread groove is rectangular, the adjusting thread groove and the thread outer rod are matched for use, and the width of the adjusting thread groove is consistent with the diameter of the thread outer rod.
Preferably, the cross section of the telescopic groove is circular, the diameter of the telescopic groove is consistent with that of the first fixing ring, and the telescopic groove and the first fixing ring are in clearance fit.
Preferably, the anti-skidding unit includes the anti-skidding post, the anti-skidding post is located protection device's lateral wall, adjust and accomodate the inslot and seted up and prevent the side spout with anti-skidding post cooperation use.
Preferably, the shape and size of the side-proof sliding column are consistent with that of the side-proof sliding chute, and the side-proof sliding column and the side-proof sliding chute are in clearance fit.
Preferably, the number of the side slide preventing columns is more than three, and the number of the side slide preventing chutes is consistent with that of the side slide preventing columns.
Preferably, the shape and size of the second movable plate are consistent with those of the positioning slide rail, and the second movable plate and the positioning slide rail are in clearance fit.
Preferably, one end of the threaded outer rod, which is far away from the connecting inner rod, is fixedly connected with a connecting seat, and the diameter of the connecting seat is larger than the width of the adjusting thread groove.
Preferably, the bottom of the protection device is fixedly connected with an annular bump, and the diameter of the annular bump is larger than that of the adjusting and accommodating groove.
Preferably, the middle part of the fixed table is provided with an adjusting displacement device, the adjusting displacement device is connected with the fixed seat through a first push rod, positioning movable columns are distributed at the top of the base, the tops of the two positioning movable columns are movably connected with a workbench, a second push rod is arranged at the bottom of the workbench and positioned at the top of the base, and a plurality of adjusting sliding grooves are formed in the surface of the top of the workbench.
Compared with the prior art, the invention has the beneficial effects that:
1. through reset spring, protection device's setting, very big increase drilling equipment's functionality, use through reset spring, protection device's cooperation, can make drilling equipment when the operation, reducible staff point and drill bit direct contact, the effectual potential safety hazard that has reduced, and use degree of automation higher, can not influence drilling equipment's normal use, improved the convenience.
2. Through preventing the setting of sideslip post, preventing the side spout, reduced the rotatory condition of protection device appearance, use through preventing the cooperation of sideslip post, preventing the side spout for when protection device contracts from top to bottom, skew, rotatory condition can not appear, ensure that protection device can be in a relatively stable state, improved the security.
3. Through the setting of adjusting thread groove, the outer pole of screw thread, protection device's functionality has been improved, uses through the cooperation of adjusting thread groove, the outer pole of screw thread, can fix a position protection device according to the user demand, when needs detect, change the drill bit, can pass through the outer pole of screw thread, adjust the thread groove with protection device and fix for protection device can not influence the normal use of drill bit, and the preparation part cost is lower, facilitate promotion and use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front sectional view of a structural workbench, a fixed seat, a fixed table, a fixed column, a base and an adjusting chute of the invention;
FIG. 3 is an enlarged view of the structure A in FIG. 2;
FIG. 4 is a top cross-sectional view of the structural fixing base, the drill, the return spring, the protection device, the second movable plate, the adjustment accommodating groove, the anti-side sliding column, the anti-side sliding groove and the positioning sliding rail according to the present invention;
FIG. 5 is an enlarged view of the structure B in FIG. 4 according to the present invention;
FIG. 6 is a cross-sectional perspective view of a structural connecting cross-post, a telescopic slot, a first fixing ring, a second fixing ring, a threaded outer rod, a connecting seat, and a connecting inner rod of the present invention;
fig. 7 is a bottom perspective view of the structural protector, the anti-sideslip post, and the annular protrusion of the present invention.
In the figure: 1. positioning the movable column; 2. a work table; 3. a drill bit; 4. a fixed seat; 5. a fixed table; 6. a first push rod; 7. adjusting the displacement device; 8. a second push rod; 9. fixing a column; 10. a base; 11. a first movable plate; 12. a return spring; 13. a protection device; 14. a second movable plate; 15. adjusting the accommodating groove; 16. an anti-sideslip post; 17. a side-proof chute; 18. positioning the slide rail; 19. adjusting the thread groove; 20. connecting the transverse columns; 21. a telescopic groove; 22. a first retaining ring; 23. a second retaining ring; 24. a threaded outer rod; 25. a connecting seat; 26. connecting the inner rod; 27. adjusting the sliding chute; 28. and an annular projection.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: a drilling device for surface machining of automobile parts comprises a base 10, fixing columns 9 located on two sides of the base 10, fixing tables 5 fixedly connected to the tops of the two fixing columns 9, the fixing tables 5 are located right above the base 10, fixing bases 4 are movably connected to the middle portions of the fixing tables 5, drill bits 3 are detachably connected to the bottoms of the fixing bases 4, automobile parts can be machined and drilled through the drill bits 3, protection devices 13 are movably connected to the bottoms of the fixing bases 4, the protection devices 13 are sleeved outside the drill bits 3, when the drilling device operates, the direct contact between fingers of workers and the drill bits 3 can be reduced due to the protection devices 13, potential safety hazards are effectively reduced, adjusting accommodating grooves 15 matched with the protection devices 13 are formed in the bottom surfaces of the fixing bases 4, the second movable plates 14 can be retracted into the fixing bases 4 due to the adjusting accommodating grooves 15, the top of the protection device 13 is positioned in the fixed seat 4, the side wall of the protection device 13 is fixedly connected with a second movable plate 14, the second movable plate 14 moves along with the movement of the protection device 13, a positioning slide rail 18 matched with the second movable plate 14 is arranged in the adjusting accommodating groove 15, the positioning slide rail 18 enables the protection device 13 and the second movable plate 14 to normally slide up and down, the shape and size of the second movable plate 14 are consistent with those of the positioning slide rail 18, the second movable plate and the positioning slide rail are used in a clearance fit manner, the fixed seat 4 is fixedly connected with a first movable plate 11, the middle parts of the first movable plate 11 and the second movable plate 14 are connected through a return spring 12, the return spring 12 is made of elastic material, and can deform when an acting force is contracted and can restore to an original state after the acting force is lost, the outer side wall of the protection device 13 is provided with an anti-skid unit, and the anti, the outer side wall of the protection device 13 is also provided with a rotary positioning unit, the rotary positioning unit can enable the protection device 13 to be fixed after being adjusted to a required height, the drilling device is normally operated after the protection device 13 is installed, the protection device 13 effectively isolates a worker from being in contact with the drill bit 3, the worker cannot be in contact with the drill bit 3 even if the rotation speed of the drill bit 3 is high, when the drill bit 3 and a part are machined, the protection device 13 firstly contacts the workbench 2 and then continuously slides downwards to the fixed seat 4, the protection device 13 is accommodated in the fixed seat 4 after being subjected to an acting force, and the reset spring 12 is in a state of stress contraction, so that the worker is effectively protected, and the stable and normal use of the drill bit 3;
the rotary positioning unit comprises a connecting transverse post 20, the connecting transverse post 20 is positioned on the outer side wall of the protection device 13, one end of the connecting transverse post 20, which is far away from the protection device 13, is provided with a telescopic groove 21, the connecting transverse post 20 can move to drive the protection device 13 to move together, an inner connecting rod 26 is arranged in the telescopic groove 21, the inner connecting rod 26 can be in a state close to the connecting transverse post 20 and a state not close to the connecting transverse post 20 through the telescopic groove 21, one end, which is close to the connecting transverse post 20, of the inner connecting rod 26 is fixedly connected with a first fixing ring 22, one end, which is close to a port, of the telescopic groove 21 is fixedly connected with a second fixing ring 23, the first fixing ring 22 and the second fixing ring 23 are matched for use, the inner connecting rod 26 can adjust displacement at any time through the first fixing ring 22 and the second fixing ring 23, meanwhile, the inner connecting rod 26, the side wall of the fixed seat 4 is provided with an adjusting thread groove 19 which is matched with the connecting transverse column 20 and the thread outer rod 24 for use, the cross section of the adjusting thread groove 19 is rectangular, the adjusting thread groove 19 and the thread outer rod 24 are matched for use, the width of the adjusting thread groove 19 is consistent with the diameter of the thread outer rod 24, when the protector 13 needs to be fixed, the threaded outer rod 24 is pushed only, so that the threaded outer rod 24 is close to the connecting cross column 20 through the connecting inner rod 26, the first fixing ring 22 slides in the telescopic groove 21, so that the threaded outer rod 24 is close to the position of the adjusting threaded groove 19, and then the threaded outer rod 24 is rotated, so that the threaded outer rod 24 and the adjustment screw groove 19 are fixed by the threaded rotation, thereby fixing the threaded outer rod 24, the connecting inner rod 26 and the connecting cross-post 20 at the worker-required position, and thus fixing the protector 13 at the worker-required position.
In this embodiment, it is preferable that the cross section of the telescopic slot 21 is circular, and the diameter of the telescopic slot 21 is the same as the diameter of the first fixing ring 22, and the two are used in a clearance fit manner, so that the connecting inner rod 26 can be in a state close to the connecting cross-post 20 and a state not close to the connecting cross-post 20 through the first fixing ring 22 and the second fixing ring 23.
In this embodiment, preferably, the anti-slip unit includes the anti-slip column 16, the anti-slip column 16 is located the lateral wall of the protection device 13, the anti-slip chute 17 matched with the anti-slip column 16 is formed in the adjusting accommodating groove 15, the shape and size of the anti-slip column 16 is consistent with that of the anti-slip chute 17, the anti-slip column and the anti-slip chute are used in a clearance fit manner, the number of the anti-slip columns 16 is greater than three, the number of the anti-slip chutes 17 is consistent with that of the anti-slip column 16, when the protection device 13 slides up and down in the fixing base 4, the deviation and the rotation cannot be generated, and the stability of the protection device 13 is effectively improved.
In this embodiment, preferably, the one end fixedly connected with connecting seat 25 that the outer pole 24 of screw thread was kept away from and is connected interior pole 26, and the diameter of connecting seat 25 is greater than the width of adjusting thread groove 19, and the removal of the outer pole 24 of screw thread of being convenient for drives the rotation and the flexible comparatively convenient of the outer pole 24 of screw thread through connecting seat 25.
In this embodiment, preferably, the bottom of the protection device 13 is fixedly connected with an annular protrusion 28, the diameter of the annular protrusion 28 is larger than the diameter of the adjustment receiving groove 15, and the annular protrusion 28 prevents the protection device 13 from being received inside the fixing base 4, so as to facilitate the operation of the protection device 13.
In this embodiment, it is preferred, the middle part of fixed station 5 is provided with adjusts displacement device 7, it is prior art to adjust displacement device 7, adjust displacement device 7 and be connected through first catch bar 6 with fixing base 4, the top that the bottom of workstation 2 is located base 10 is provided with second catch bar 8, the top of base 10 distributes to this and has location activity post 1, the top swing joint of two location activity posts 1 has workstation 2, a plurality of regulation spouts 27 have been seted up on the top surface of workstation 2, drilling equipment's functionality has been improved.
The working principle and the using process of the invention are as follows: after the protection device 13 is installed, the drilling device is normally operated, the protection device 13 effectively isolates a worker from contacting the drill bit 3, the worker cannot contact the drill bit 3 even if the rotation speed of the drill bit 3 is high, when the drill bit 3 and a part are machined, the protection device 13 firstly contacts the workbench 2, then the protection device continues to slide downwards the fixed seat 4, the protection device 13 is accommodated in the fixed seat 4 after being subjected to an acting force, and the reset spring 12 is in a stress contraction state, so that the worker is effectively protected, and the stable and normal use of the drill bit 3 cannot be influenced; when protection device 13 needs to be fixed, only need promote screw thread outer rod 24, make screw thread outer rod 24 be close to the position department of connecting spreader 20 through connecting interior pole 26, first solid fixed ring 22 at this moment slides in flexible groove 21, make screw thread outer rod 24 be close to the position department of adjusting thread groove 19, rotatory screw thread outer rod 24 in succession, make screw thread outer rod 24, adjust thread groove 19 and pass through the screw thread rotation and fix, thereby with screw thread outer rod 24, connect interior pole 26, connect spreader 20 and be fixed in staff demand position department, thereby be fixed in staff demand position department with protection device 13.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a drilling equipment for automobile parts surface machining, includes base (10), is located fixed column (9) of base (10) both sides, two the top fixedly connected with fixed station (5) of fixed column (9), fixed station (5) are located base (10) directly over, the middle part swing joint of fixed station (5) has fixing base (4), its characterized in that: the drill bit (3) is detachably connected to the bottom of the fixing seat (4), the protection device (13) is movably connected to the bottom of the fixing seat (4), the protection device (13) is sleeved outside the drill bit (3), the bottom surface of the fixing seat (4) is provided with an adjusting and accommodating groove (15) matched with the protection device (13) for use, the top of the protection device (13) is located in the fixing seat (4), the side wall of the protection device (13) is fixedly connected with a second movable plate (14), a positioning slide rail (18) matched with the second movable plate (14) for use is arranged in the adjusting and accommodating groove (15), the fixing seat (4) is internally and fixedly connected with a first movable plate (11), the middle parts of the first movable plate (11) and the second movable plate (14) are connected through a reset spring (12), and an anti-skidding unit is arranged on the outer side wall of the protection device (13), the outer side wall of the protection device (13) is also provided with a rotary positioning unit;
the rotary positioning unit comprises a connecting transverse column (20), the connecting transverse column (20) is positioned on the outer side wall of the protection device (13), one end of the connecting transverse column (20) far away from the protection device (13) is provided with a telescopic groove (21), a connecting inner rod (26) is arranged in the telescopic groove (21), one end of the connecting inner rod (26) close to the connecting transverse column (20) is fixedly connected with a first fixing ring (22), one end of the telescopic groove (21) close to the port is fixedly connected with a second fixing ring (23), and the first fixing ring (22) and the second fixing ring (23) are matched for use, one end of the connecting inner rod (26) far away from the connecting transverse column (20) is fixedly connected with a threaded outer rod (24), and the side wall of the fixed seat (4) is provided with an adjusting thread groove (19) matched with the connecting transverse column (20) and the thread outer rod (24) for use.
2. The drilling device for surface processing of automobile parts according to claim 1, wherein: the cross section of the adjusting thread groove (19) is rectangular, the adjusting thread groove (19) and the thread outer rod (24) are matched for use, and the width of the adjusting thread groove (19) is consistent with the diameter of the thread outer rod (24).
3. The drilling device for surface processing of automobile parts according to claim 1, wherein: the cross section of flexible groove (21) is circular, just the diameter of flexible groove (21) is unanimous with the diameter of first solid fixed ring (22), and the two clearance fit uses.
4. The drilling device for surface processing of automobile parts according to claim 1, wherein: the anti-skidding unit is including preventing sideslip post (16), prevent that sideslip post (16) are located the lateral wall of protection device (13), regulation is accomodate and is seted up in groove (15) and prevents sideslip spout (17) with preventing that sideslip post (16) cooperation is used.
5. The drilling device for surface processing of automobile parts according to claim 4, wherein: the shape and size of the side-proof sliding column (16) are consistent with those of the side-proof sliding chute (17), and the side-proof sliding column and the side-proof sliding chute are in clearance fit.
6. The drilling device for surface processing of automobile parts according to claim 4, wherein: the number of the side sliding prevention columns (16) is more than three, and the number of the side sliding prevention chutes (17) is consistent with that of the side sliding prevention columns (16).
7. The drilling device for surface processing of automobile parts according to claim 1, wherein: the shape and the size of the second movable plate (14) are consistent with those of the positioning slide rail (18), and the two are in clearance fit.
8. The drilling device for surface processing of automobile parts according to claim 1, wherein: one end of the threaded outer rod (24) far away from the connecting inner rod (26) is fixedly connected with a connecting seat (25), and the diameter of the connecting seat (25) is larger than the width of the adjusting thread groove (19).
9. The drilling device for surface processing of automobile parts according to claim 1, wherein: the bottom of the protection device (13) is fixedly connected with an annular bump (28), and the diameter of the annular bump (28) is larger than that of the adjusting and accommodating groove (15).
10. The drilling device for surface processing of automobile parts according to claim 1, wherein: the middle part of fixed station (5) is provided with adjusts displacement device (7), it is connected through first catch bar (6) with fixing base (4) to adjust displacement device (7), the top of base (10) distributes to this has location activity post (1), two the top swing joint of location activity post (1) has workstation (2), the top that the bottom of workstation (2) is located base (10) is provided with second catch bar (8), a plurality of regulation spouts (27) have been seted up on the top surface of workstation (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010253953.4A CN111408761A (en) | 2020-04-02 | 2020-04-02 | Drilling equipment is used in automobile parts surface machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010253953.4A CN111408761A (en) | 2020-04-02 | 2020-04-02 | Drilling equipment is used in automobile parts surface machining |
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| Publication Number | Publication Date |
|---|---|
| CN111408761A true CN111408761A (en) | 2020-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010253953.4A Pending CN111408761A (en) | 2020-04-02 | 2020-04-02 | Drilling equipment is used in automobile parts surface machining |
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| Country | Link |
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| CN (1) | CN111408761A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475812A (en) * | 2020-11-25 | 2021-03-12 | 常州银顺汽车零部件有限公司 | Automobile part production and manufacturing process |
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|---|---|---|---|---|
| US5961257A (en) * | 1997-03-03 | 1999-10-05 | Cembre S.P.A. | Drill for drilling crossties, particularly for use in the railroad sector |
| CN105382307A (en) * | 2015-08-07 | 2016-03-09 | 上海电控研究所 | Safety device for guidance of electric drill |
| CN108637306A (en) * | 2018-05-11 | 2018-10-12 | 刘淑音 | A kind of building board machining equipment |
| CN209792683U (en) * | 2018-12-29 | 2019-12-17 | 马鞍山市力达机械制造厂 | Drilling equipment is used in machine part processing |
| CN209999344U (en) * | 2019-06-19 | 2020-01-31 | 深圳市磊达鑫电子有限公司 | positioning structure for drilling circuit board |
| CN210046760U (en) * | 2019-02-01 | 2020-02-11 | 于真 | Novel file administration hole puncher |
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2020
- 2020-04-02 CN CN202010253953.4A patent/CN111408761A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5961257A (en) * | 1997-03-03 | 1999-10-05 | Cembre S.P.A. | Drill for drilling crossties, particularly for use in the railroad sector |
| CN105382307A (en) * | 2015-08-07 | 2016-03-09 | 上海电控研究所 | Safety device for guidance of electric drill |
| CN108637306A (en) * | 2018-05-11 | 2018-10-12 | 刘淑音 | A kind of building board machining equipment |
| CN209792683U (en) * | 2018-12-29 | 2019-12-17 | 马鞍山市力达机械制造厂 | Drilling equipment is used in machine part processing |
| CN210046760U (en) * | 2019-02-01 | 2020-02-11 | 于真 | Novel file administration hole puncher |
| CN209999344U (en) * | 2019-06-19 | 2020-01-31 | 深圳市磊达鑫电子有限公司 | positioning structure for drilling circuit board |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475812A (en) * | 2020-11-25 | 2021-03-12 | 常州银顺汽车零部件有限公司 | Automobile part production and manufacturing process |
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