CN108620912A - A kind of slidingtype hardware perforating device - Google Patents
A kind of slidingtype hardware perforating device Download PDFInfo
- Publication number
- CN108620912A CN108620912A CN201810455750.6A CN201810455750A CN108620912A CN 108620912 A CN108620912 A CN 108620912A CN 201810455750 A CN201810455750 A CN 201810455750A CN 108620912 A CN108620912 A CN 108620912A
- Authority
- CN
- China
- Prior art keywords
- screwed
- hole
- recessed
- pedestal
- sliding
- 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.)
- Pending
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Classifications
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The present invention relates to machinery equipment field；The present invention proposes a kind of slidingtype hardware perforating device, one includes pedestal, further includes being fastened by bolts the sliding rail on the left of the upper end of the pedestal, the fixed component for the upper end for being slideably positioned in the sliding rail, the motor that is connected on the right side of the upper end of the pedestal and the punching unit for the end for being rotatably connected in the motor.The present invention, which by recessed rectangular dimple at fixed plate and by handware is embedded at rectangular dimple and forms, to be pre-fixed, followed by adjusting connecting rod and clamping block clamping block and handware are in close contact, again secondary fixation is carried out by tightening nuts, so that handware is not in shake in process, be conducive to improve drilling quality, it can be by manually pushing fixed component to make handware and bit contact and drilling in boring procedure, operate it is very convenient, be conducive to improve production efficiency.
Description
Technical field
The present invention relates to machinery equipment field more particularly to a kind of slidingtype hardware perforating devices.
Background technology
Handware needs to punch it in process of production, but traditional handware perforating device fixed effect
Difference is easy to shake in drill process, influences drilling quality, and the operation of traditional handware perforating device is inconvenient profit,
Reduce production efficiency.
Therefore, we are it is necessary to improve such a structure, to overcome drawbacks described above.
Invention content
The object of the present invention is to provide a kind of slidingtype hardware perforating devices.
The present invention is technical solution used by solving its technical problem：
A kind of slidingtype hardware perforating device, including pedestal further include being fastened by bolts in the upper end of a pedestal left side
The sliding rail of side, the fixed component of upper end for being slideably positioned in the sliding rail, the motor that is connected on the right side of the upper end of the pedestal with
And it is rotatably connected in the punching unit of the end of the motor；Position is recessed with the first sliding groove among the upper end of the pedestal, and described the
It is equipped with several first in one sliding slot to be screwed on hole, the screw thread that is recessed with for the hole inside spin that is screwed in described first, the sliding rail is length
Former and later two sides of strip, the sliding rail are recessed with second sliding slot, and the surface of the sliding rail is equipped with several first circles
Dimple, the intermediate position of the first round dimple are equipped with second and are screwed on hole, are screwed on the recessed of hole inside spin in described second
There is a screw thread, the diameter of the described first round dimple is more than the described second diameter for being screwed on hole, and described first is screwed on hole and described the
Two are screwed on, and hole is adaptable, and the sliding rail is fastened by bolts at the first sliding groove；
The fixed component includes sliding shoe, be connected in the sliding shoe upper end fixed seat, along the fixed seat
Be rotatably connected in extensible member at the fixed seat axially through screw thread and be rotatably connected in the right-hand end of the extensible member by screw thread
The stationary fixture in portion；The sliding shoe includes the first main body and is vertically installed in the sliding block of the inside of first main body, institute
Sliding shoe to be stated to be an integral molding structure, the sliding shoe is in concave structure, and the sliding block is embedded in the second sliding slot,
The sliding shoe carries out the movement of left and right directions in the upper end of the sliding rail；The surface of first main body offers the 4th cunning
The both sides of slot, the 4th sliding slot are also recessed with clamping dimple；
The fixed seat is trapezium structure, and the bottom centre position of the fixed seat is protruding with slider bar, the slider bar
It is adapted with the 4th sliding slot, is also plugged with clamping block at the clamping dimple, the height of the clamping block is higher than described the
The height of four sliding slots；It is equipped with third in the inner along the axial direction of the fixed seat to be screwed on hole, is screwed on spiral shell in hole in the third
Rotation is recessed with screw thread；The extensible member is cylindrical structure, and the outer wall of the extensible member is thread-like structure, the extensible member
It is rotatably connected in the third by screw thread and is screwed in hole and extends to the third and is screwed on the right side in hole；Along the extensible member
Right end face is recessed with the 5th round dimple, and the inner wall of the described 5th round dimple is thread-like structure；The stationary fixture packet
Fixed plate and vertical welding are included in the positioning plate of the both sides of the fixed plate, the left side of the fixed plate is also protruding with connection
The outer wall of stick, the pitman is thread-like structure, and the pitman is rotatably connected in by screw thread in the described 5th round dimple；Institute
The intermediate position for stating positioning plate is equipped with the 9th circular through hole, and position is recessed with rectangular recessed among the right side of the fixed plate
, it is embedded with handware in the rectangular dimple, connecting rod, the outer wall of the connecting rod are plugged in the 9th circular through hole
A side end for thread-like structure, the connecting rod is welded with clamping block, and the clamping block is " recessed " shape structure, the connection
The outside of bar is also screwed with nut, and the nut is located at the outside of the positioning plate.
Further, the motor is located at the right side of the punching unit, and the punching unit includes pedestal, is connected in institute
It states the transmission case of the upper end of pedestal, the first clamping foot of the lower end for being welded in the pedestal, worn along the axial direction of the transmission case
The first output shaft in the transmission case, axially through screw thread to be rotatably connected in described first along first output shaft defeated
Second output shaft of the right end of shaft, be welded in first output shaft left end tool apron and along the tool apron
It is rotatably connected in the drill bit at the tool apron axially through screw thread.
Further, the pedestal is round table-like, and the circumferential location around the pedestal lower surface is evenly distributed with several the
The longitudinal section of one clamping foot, the first clamping foot is trapezium structure；The top of the pedestal is recessed with the first locating slot, described
First locating slot is adapted with the transmission case；It is equipped with the first driving hole in the inner along the axial direction of the transmission case, it is described
First driving hole is adapted with first output shaft, and second output shaft is cylindric, the right side of first output shaft
End is recessed with the tenth round dimple, and the inner wall of the described tenth round dimple is thread-like structure, second output shaft and institute
It states the tenth round dimple to be adapted, second output shaft is connected with the output shaft end of the motor；
The tool apron is round-like structure, and being equipped with the 8th in the inner along the axial direction of the tool apron is screwed on hole, in described
8th screw thread that is recessed with for being screwed on hole inside spin, a side end of the drill bit are adapted with the described 8th hole that is screwed on.
The advantage of the invention is that：
The present invention be embedded at by recessed rectangular dimple at fixed plate and by handware rectangular dimple form it is pre-
It is fixed, followed by adjusting connecting rod and clamping block clamping block and handware are in close contact, then pass through tightening nuts
Carry out secondary fixation so that handware is not in shake in process, is conducive to improve drilling quality, in boring procedure
It can be by manually pushing fixed component to make handware and bit contact and drilling, operation is very convenient, is conducive to
Improve production efficiency.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of slidingtype hardware perforating device proposed by the present invention.
Fig. 2 is the side view of stationary fixture.
Number and the corresponding component title represented by letter in figure：
Wherein：1- pedestals；2- sliding rails；3- fixed components；4- motors；5- punching units；31- sliding shoes；32- fixed seats；
33- extensible members；34- stationary fixtures；341- fixed plates；342- positioning plates；343- handwares；344- connecting rods；345- clamping blocks；
346- nuts；51- pedestals；52- transmission cases；The first output shafts of 53-；The second output shafts of 54-；55- tool aprons；56- drill bits.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below
Diagram and specific embodiment are closed, the present invention is further explained.
As depicted in figs. 1 and 2, a kind of slidingtype hardware perforating device proposed by the present invention, including pedestal 1, further include leading to
Cross the sliding rail 2 that bolt is anchored on the left of the upper end of the pedestal 1, the fixed component 3 for the upper end for being slideably positioned in the sliding rail 2,
The motor 4 that is connected on the right side of the upper end of the pedestal 1 and the punching unit 5 for the end for being rotatably connected in the motor 4；The pedestal
Position is recessed with the first sliding groove among 1 upper end, and several first are equipped in the first sliding groove and is screwed on hole, in first rotation
The screw thread that is recessed with of hole inside spin is connect, the sliding rail 2 is strip, former and later two sides of the sliding rail 2 are recessed with second
Sliding slot, the surface of the sliding rail 2 are equipped with the several first round dimples, and the intermediate position of the described first round dimple is equipped with the
Two are screwed on hole, the screw thread that is recessed with for the hole inside spin that is screwed in described second, and the diameter of the described first round dimple is more than described the
Two diameters for being screwed on hole, described first hole that is screwed on are adapted with described second hole that is screwed on, and the sliding rail 2 is fastened by bolts in institute
It states at the first sliding groove；
The fixed component 3 include sliding shoe 31, be connected in the sliding shoe 31 upper end fixed seat 32, along described
Fixed seat 32 is rotatably connected in extensible member 33 at the fixed seat 32 axially through screw thread and is rotatably connected in described stretch by screw thread
The stationary fixture 34 of the right-hand end of contracting part 33；The sliding shoe 31 is including the first main body and is vertically installed in first master
The sliding block of the inside of body, the sliding shoe 31 are an integral molding structure, and the sliding shoe 31 is in concave structure, the sliding block
It is embedded in the second sliding slot, the sliding shoe 31 carries out the movement of left and right directions in the upper end of the sliding rail 2；Described first
The surface of main body 31 offers the 4th sliding slot, and the both sides of the 4th sliding slot are also recessed with clamping dimple；
The fixed seat 32 is trapezium structure, and the bottom centre position of the fixed seat 32 is protruding with slider bar, the cunning
Dynamic article is adapted with the 4th sliding slot, and clamping block is also plugged at the clamping dimple, and the height of the clamping block is higher than institute
State the height of the 4th sliding slot；It is equipped with third in the inner along the axial direction of the fixed seat 32 to be screwed on hole, is screwed in the third
Hole inside spin is recessed with screw thread；The extensible member 33 is cylindrical structure, and the outer wall of the extensible member 33 is thread-like structure,
The extensible member 33, which by screw thread is rotatably connected in the third and is screwed in hole and extends to the third, to be screwed on the right side in hole；Along
The right end face of the extensible member 33 is recessed with the 5th round dimple, and the inner wall of the described 5th round dimple is thread-like structure；
The stationary fixture 34 includes fixed plate 341 and vertical welding in the positioning plate 342 of the both sides of the fixed plate 341, described
The left side of fixed plate 341 is also protruding with pitman, and the outer wall of the pitman is thread-like structure, and the pitman passes through spiral shell
Line is rotatably connected in the described 5th round dimple；The intermediate position of the positioning plate 342 is equipped with the 9th circular through hole, the fixation
Position is recessed with rectangular dimple among the right side of plate 341, and handware 343, the 9th circle are embedded in the rectangular dimple
Connecting rod 344 is plugged in shape through-hole, the outer wall of the connecting rod 344 is thread-like structure, a side of the connecting rod 344
Portion is welded with clamping block 345, and the clamping block 345 is " recessed " shape structure, and the outside of the connecting rod 344 is also screwed with nut
346, the nut 346 is located at the outside of the positioning plate 342.
Further, the motor 4 is located at the right side of the punching unit 5, and the punching unit 5 includes pedestal 51, card
It is connected to the transmission case 52 of the upper end of the pedestal 51, the first clamping foot 53 of the lower end for being welded in the pedestal 51, along described
The axial direction of transmission case 52 is arranged in the first output shaft 53 in the transmission case 52, logical along the axial direction of first output shaft 53
Cross screw thread be rotatably connected in first output shaft 53 right end the second output shaft 54, be welded in the left side of first output shaft 53
The tool apron 55 of end and the drill bit 56 being rotatably connected in axially through screw thread at the tool apron 55 along the tool apron 55.
Further, the pedestal 51 is round table-like, if the circumferential location around 51 lower surface of the pedestal is evenly distributed with
The longitudinal section of dry first clamping foot, the first clamping foot is trapezium structure；The top of the pedestal 51 is recessed with the first positioning
Slot, first locating slot are adapted with the transmission case 52；It is equipped with first in the inner along the axial direction of the transmission case 52
Driving hole, first driving hole and first output shaft 53 are adapted, second output shaft 54 be it is cylindric, described the
The right-hand end of one output shaft 53 is recessed with the tenth round dimple, and the inner wall of the described tenth round dimple is thread-like structure, institute
It states the second output shaft 54 to be adapted with the described tenth round dimple, the output shaft end of second output shaft 54 and the motor 4
It is connected；
The tool apron 55 is round-like structure, and being equipped with the 8th in the inner along the axial direction of the tool apron 55 is screwed on hole, in
Described 8th screw thread that is recessed with for being screwed on hole inside spin, a side end of the drill bit 56 are adapted with the described 8th hole that is screwed on.
The present invention makes clamping block and hardware by the way that rectangular handware to be positioned in rectangular dimple, by adjusting connecting rod
Part is in contact, and is then making clamping block is in close contact with handware handware is avoided to loosen by screwing bolts, due to
Fixed component can be moved left and right on sliding rail, next just open motor and drill bit is started to work, then manually push away
Movement drills dynamic fixed component to the right, and lower handware manually is removed in fixed component movement to the left after hole to be drilled.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (3)
1. a kind of slidingtype hardware perforating device, including pedestal (1), it is characterised in that：Further include being fastened by bolts in described
Sliding rail (2) on the left of the upper end of pedestal (1), be slideably positioned in the sliding rail (2) upper end fixed component (3), be connected in institute
It states the motor (4) on the right side of the upper end of pedestal (1) and is rotatably connected in the punching unit (5) of the end of the motor (4)；The pedestal
(1) position is recessed with the first sliding groove among upper end, and several first are equipped in the first sliding groove and is screwed on hole, in described first
Be screwed on the screw thread that is recessed with of hole inside spin, and the sliding rail (2) is strip, former and later two sides of the sliding rail (2) are recessed
There are second sliding slot, the surface of the sliding rail (2) to be equipped with the several first round dimples, the intermediate position of the described first round dimple
It is equipped with second to be screwed on hole, the screw thread that is recessed with for the hole inside spin that is screwed in described second, the diameter of the described first round dimple is big
Be screwed on the diameter in hole in described second, and described first hole that is screwed on is adapted with described second hole that is screwed on, and the sliding rail (2) passes through spiral shell
Bolt is anchored at the first sliding groove；
The fixed component (3) includes sliding shoe (31), be connected in the sliding shoe (31) upper end fixed seat (32), along
The fixed seat (32) is rotatably connected in extensible member (33) at the fixed seat (32) axially through screw thread and is revolved by screw thread
It is connected to the stationary fixture (34) of the right-hand end of the extensible member (33)；The sliding shoe (31) is including the first main body and vertically
It is set to the sliding block of the inside of first main body, the sliding shoe (31) is an integral molding structure, and the sliding shoe (31) is in
Concave structure, the sliding block are embedded in the second sliding slot, the sliding shoe (31) in the upper end of the sliding rail (2) into
The movement of row left and right directions；The surface of first main body (31) offers the 4th sliding slot, and the both sides of the 4th sliding slot are also recessed
Equipped with clamping dimple；
The fixed seat (32) is trapezium structure, and the bottom centre position of the fixed seat (32) is protruding with slider bar, the cunning
Dynamic article is adapted with the 4th sliding slot, and clamping block is also plugged at the clamping dimple, and the height of the clamping block is higher than institute
State the height of the 4th sliding slot；It is equipped with third in the inner along the axial direction of the fixed seat (32) to be screwed on hole, is revolved in the third
Connect hole inside spin is recessed with screw thread；The extensible member (33) is cylindrical structure, and the outer wall of the extensible member (33) is screw thread
Shape structure, the extensible member (33), which by screw thread is rotatably connected in the third and is screwed in hole and extends to the third, to be screwed on hole
Right side；It is recessed with the 5th round dimple along the right end face of the extensible member (33), the inner wall of the described 5th round dimple is
Thread-like structure；The stationary fixture (34) includes fixed plate (341) and vertical welding in the both sides of the fixed plate (341)
Positioning plate (342), the left side of the fixed plate (341) is also protruding with pitman, and the outer wall of the pitman is shape of threads
Structure, the pitman are rotatably connected in by screw thread in the described 5th round dimple；The intermediate position of the positioning plate (342) is worn
There are the 9th circular through hole, the right side centre position of the fixed plate (341) to be recessed with rectangular dimple, the rectangular dimple is embedded
Equipped with handware (343), connecting rod (344) is plugged in the 9th circular through hole, the outer wall of the connecting rod (344) is spiral shell
One side end of striated structure, the connecting rod (344) is welded with clamping block (345), and the clamping block (345) is " recessed " shape knot
The outside of structure, the connecting rod (344) is also screwed with nut (346), and the nut (346) is located at the positioning plate (342)
Outside.
2. a kind of slidingtype hardware perforating device according to claim 1, it is characterised in that：The motor (4) is located at institute
State the right side of punching unit (5), the punching unit (5) includes pedestal (51), be connected in the pedestal (51) upper end biography
It moves case (52), the first clamping foot (53) of the lower end for being welded in the pedestal (51), worn along the axial direction of the transmission case (52)
The first output shaft (53) in the transmission case (52), being screwed on axially through screw thread along first output shaft (53)
In the right end of first output shaft (53) the second output shaft (54), be welded in the left end of first output shaft (53)
Tool apron (55) and the drill bit (56) being rotatably connected in axially through screw thread at the tool apron (55) along the tool apron (55).
3. a kind of slidingtype hardware perforating device according to claim 2, it is characterised in that：The pedestal (51) is round platform
Shape, the circumferential location around the pedestal (51) lower surface are evenly distributed with several first clamping feet, and the first clamping foot is indulged
Section is trapezium structure；The top of the pedestal (51) is recessed with the first locating slot, first locating slot and the transmission case
(52) it is adapted；It is equipped with the first driving hole, first driving hole and institute in the inner along the axial direction of the transmission case (52)
It states the first output shaft (53) to be adapted, second output shaft (54) is cylindric, the right-hand end of first output shaft (53)
Portion is recessed with the tenth round dimple, and the inner wall of the described tenth round dimple is thread-like structure, second output shaft (54) with
Described tenth round dimple is adapted, and second output shaft (54) is connected with the output shaft end of the motor (4)；
The tool apron (55) is round-like structure, and being equipped with the 8th in the inner along the axial direction of the tool apron (55) is screwed on hole, in
Described 8th screw thread that is recessed with for being screwed on hole inside spin, a side end of the drill bit (56) are screwed on Kong Xiangshi with the described 8th
It answers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810455750.6A CN108620912A (en) | 2018-05-14 | 2018-05-14 | A kind of slidingtype hardware perforating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810455750.6A CN108620912A (en) | 2018-05-14 | 2018-05-14 | A kind of slidingtype hardware perforating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108620912A true CN108620912A (en) | 2018-10-09 |
Family
ID=63693206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810455750.6A Pending CN108620912A (en) | 2018-05-14 | 2018-05-14 | A kind of slidingtype hardware perforating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108620912A (en) |
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|---|---|---|---|---|
| CN2649234Y (en) * | 2003-08-26 | 2004-10-20 | 赵威 | Miniature pearl drilling machine |
| CN203566314U (en) * | 2013-11-11 | 2014-04-30 | 上海青浦电梯配件有限公司 | Oil cylinder base positioning clamping tool used for numerical control machining |
| CN104832080A (en) * | 2015-04-24 | 2015-08-12 | 西安科技大学 | Light-type full-hydraulic drilling machine for underground drilling of coal mine |
| CN205798948U (en) * | 2016-06-30 | 2016-12-14 | 玉环威尔达铜业有限公司 | Lock body machining tool |
| CN107363586A (en) * | 2017-08-22 | 2017-11-21 | 江阴澄云机械有限公司 | A kind of wheel hub drill jig |
| CN206764366U (en) * | 2017-05-12 | 2017-12-19 | 天津市瑞创先锋科技有限公司 | Eccentric processing positioner |
| CN107695383A (en) * | 2017-10-23 | 2018-02-16 | 佛山智达思佳机电科技有限公司 | A kind of bending handware borehole drill construction with splicing cell body |
| CN107999810A (en) * | 2017-11-01 | 2018-05-08 | 安徽嘉诺自动化设备有限公司 | A kind of circumferential apertures perforating device |
-
2018
- 2018-05-14 CN CN201810455750.6A patent/CN108620912A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2649234Y (en) * | 2003-08-26 | 2004-10-20 | 赵威 | Miniature pearl drilling machine |
| CN203566314U (en) * | 2013-11-11 | 2014-04-30 | 上海青浦电梯配件有限公司 | Oil cylinder base positioning clamping tool used for numerical control machining |
| CN104832080A (en) * | 2015-04-24 | 2015-08-12 | 西安科技大学 | Light-type full-hydraulic drilling machine for underground drilling of coal mine |
| CN205798948U (en) * | 2016-06-30 | 2016-12-14 | 玉环威尔达铜业有限公司 | Lock body machining tool |
| CN206764366U (en) * | 2017-05-12 | 2017-12-19 | 天津市瑞创先锋科技有限公司 | Eccentric processing positioner |
| CN107363586A (en) * | 2017-08-22 | 2017-11-21 | 江阴澄云机械有限公司 | A kind of wheel hub drill jig |
| CN107695383A (en) * | 2017-10-23 | 2018-02-16 | 佛山智达思佳机电科技有限公司 | A kind of bending handware borehole drill construction with splicing cell body |
| CN107999810A (en) * | 2017-11-01 | 2018-05-08 | 安徽嘉诺自动化设备有限公司 | A kind of circumferential apertures perforating device |
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Application publication date: 20181009 |