CN108746775B - Positioning and drilling device - Google Patents
Positioning and drilling device Download PDFInfo
- Publication number
- CN108746775B CN108746775B CN201810578482.7A CN201810578482A CN108746775B CN 108746775 B CN108746775 B CN 108746775B CN 201810578482 A CN201810578482 A CN 201810578482A CN 108746775 B CN108746775 B CN 108746775B
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- China
- Prior art keywords
- motor
- positioning
- frame
- controller
- transverse plate
- 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.)
- Expired - Fee Related
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- 238000005553 drilling Methods 0.000 title claims abstract description 38
- 238000003825 pressing Methods 0.000 claims description 32
- 238000006073 displacement reaction Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/015—Frames, beds, pillars
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a positioning and drilling device which comprises a controller, an input module, a base, a transverse plate and a rotating shaft, wherein the controller and the input module are arranged on the side surface of the base, a supporting frame is fixed above the base, a fixing plate is connected inside the supporting frame, a sliding rail is arranged above the transverse plate, a motor is arranged on the sliding rail and can move along the sliding rail, the transverse plate is positioned above the fixing plate, the middle part of the transverse plate is connected with a first shaft rod, a first hydraulic pump is connected above the first shaft rod, the output end of the motor is connected with the rotating shaft, a drill bit is arranged on the right side of the rotating shaft, and a laser positioning module is. The invention can measure the distance between the motor and the workpiece, thereby adjusting the angle of the laser generator, leading the laser emitted by the laser generator to be projected on the workpiece to play a positioning effect, and simultaneously, a user can position the drilling point to a required position by adjusting the positions of the motor in the horizontal direction and the vertical direction.
Description
Technical Field
The invention belongs to the technical field of machining, and particularly relates to a positioning and drilling device.
Background
In the machining production process, often need drill to the work piece, traditional drilling adopts the artifical mode that uses the electric drill to drill more, need use chalk or other mark means to carry out the mark of drilling point on the work piece, aim at the mark point again and drill, but because manual operation often can the production error, the skew phenomenon of drilling point takes place occasionally, the quality to the work piece and the efficiency of processing have produced very big influence, and manual drilling hardly holds the degree of depth of drilling, the processing degree of difficulty has further been improved, consequently, need an equipment that can fix a position and drill.
Disclosure of Invention
In view of the above disadvantages of the prior art, the present invention is directed to a positioning and drilling apparatus, which has the effect of positioning and drilling a drilling point of a workpiece.
In order to solve the technical problems, the invention adopts the technical scheme that:
a positioning and drilling device comprises a controller, an input module, a base, a transverse plate and a rotating shaft, wherein the controller and the input module are installed on the side face of the base, the controller is electrically connected with the input module, a supporting frame is fixed above the base, a fixing plate is connected inside the supporting frame, a sliding rail is arranged above the transverse plate, a motor is installed on the sliding rail and can move along the sliding rail, the transverse plate is located above the fixing plate, a first shaft rod is connected to the middle of the transverse plate, a first hydraulic pump is connected above the first shaft rod, the output end of the motor is connected with the rotating shaft, a drill bit is installed on the right side of the rotating shaft, a laser positioning module is also arranged above the drill bit, the laser positioning module is fixedly connected with the shell of the motor, the laser positioning module and the first hydraulic pump are electrically connected with the controller, and the slide mid-mounting has the pressure frame, be fixed with displacement sensor on the pressure frame, displacement sensor and controller electric connection, the handle is installed to the front end of pressure frame, the inside of pressure frame is provided with the screw rod, and the mid-mounting of screw rod has pressure spring, the roof is installed to pressure spring's rear end, and the rear end of roof installs splint, and the rear end of splint is connected with small-size spring, the middle part of pressure frame is provided with the pinhole, and the internal connection of pinhole has the pin pole, the second axostylus axostyle is installed on the right side of pressure frame, and the link is installed on the right side of second axostylus axostyle, the right side of link is connected with the second hydraulic.
Preferably, laser positioning module includes range finding sensor, laser generator, swinging boom and location motor, and range finding sensor installs on the shell of motor, and laser generator passes through swinging boom swing joint on the shell of motor, and the swinging boom is connected with and is used for driving the location motor that the swinging boom rotated in vertical direction, and laser generator, range finding sensor and location motor all with controller electric connection.
Preferably, the support frame is in sliding connection with the transverse plate, and the upper surface of the fixing plate is attached to the lower surface of the transverse plate.
Preferably, the motor is connected with the drill bit in a rotating mode through the rotating shaft, and the rotating shaft and the drill bit form a detachable structure.
Preferably, the pin holes are uniformly distributed along the vertical central line direction of the pressing frame.
Preferably, the handle forms an elastic structure through the screw and the pressing spring, and the screw penetrates through the inside of the pressing frame.
Preferably, the small springs are symmetrical with each other about a horizontal center line of the clamping plate, and the small springs constitute an elastic structure by the clamping plate.
Preferably, the second hydraulic pump forms a telescopic structure through the connecting frame and the second shaft rod, and the compressing frame is fixedly connected with the second shaft rod.
The invention has the beneficial effects that:
1. according to the invention, the laser positioning module is arranged on the shell of the motor, and the distance between the motor and the workpiece is measured, so that the angle of the laser generator is adjusted, the laser emitted by the laser generator is projected on the workpiece to play a positioning effect, the positioning during drilling is convenient, meanwhile, a user can position a drilling point to a required position by adjusting the positions of the motor in the horizontal direction and the vertical direction, and the accuracy of drilling is improved.
2. According to the drilling machine, the supporting frame, the transverse plate and the fixing plate are arranged, the supporting frame is connected with the transverse plate, the fixing plate is fixedly connected with the transverse plate, the transverse plate can move along the vertical central line direction of the supporting frame, the fixing plate bears the weight of the transverse plate and shares vibration generated during drilling, and mechanical abrasion between parts is reduced.
3. According to the invention, through the arrangement of the motor, the rotating shaft and the drill bit, the motor is fixed on the upper surface of the transverse plate, the motor is connected with the drill bit through the rotating shaft, the rotating shaft is detachably connected with the drill bit, when the drill bit is damaged or needs the drill bit with other specifications, a user can check or replace the drill bit, and the working efficiency and precision of drilling are ensured.
4. According to the invention, through the arrangement of the handle, the screw rod and the compression spring, the handle is fixedly connected with the screw rod, the screw rod penetrates through the interior of the compression frame, the compression spring and the top plate are arranged on the right side of the screw rod, the screw rod is rotated through the handle, the top plate moves along the horizontal central line direction of the compression frame to compress a workpiece, and when drilling is carried out, the compression spring weakens the vibration generated by the workpiece, so that the top plate can compress the workpiece, the workpiece is prevented from shifting, and the accuracy of drilling is ensured.
Drawings
The contents of the drawings and the reference numerals in the drawings are briefly described as follows:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of a motor according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a pressing frame according to an embodiment of the present invention.
Fig. 4 is an enlarged view of an embodiment of the present invention at a.
Detailed Description
The following embodiments are provided to describe the embodiments of the present invention, and to further describe the detailed description of the embodiments of the present invention, such as the shapes, configurations, mutual positions and connection relationships of the components, the functions and operation principles of the components, the manufacturing processes and operation methods, etc., so as to help those skilled in the art to more fully, accurately and deeply understand the inventive concept and technical solutions of the present invention.
Referring to fig. 1-4, a positioning and drilling apparatus includes a controller a30, an input module a31, a base a01, a transverse plate a04 and a rotating shaft a04, the controller a04 and the input module a04 are installed at a side of the base a04, the controller a04 is electrically connected to the input module a04, a support plate a04 is fixed above the base a04, a fixing plate a04 is connected to the inside of the support plate a04, a slide rail a04 is installed above the transverse plate a04, the motor a04 is installed on the slide rail a04 and can move along the slide rail a04, the transverse plate a04 is located above the fixing plate a04, the fixing plate a04 bears the weight of the transverse plate a04 and shares the vibration generated during drilling, a first hydraulic pump is connected to the middle of the transverse plate a04, a04 is connected to the upper side of the first shaft a04, an output end of the motor a04 is connected to the rotating shaft a04, a drill bit positioning module is installed above the shaft 04, the laser positioning module is fixedly connected with a shell of a motor A05, the motor A05, the laser positioning module and a first hydraulic pump A07 are electrically connected with a controller A30, the right side of a support frame A30 is connected with a slide A30, the direction of the slide A30 is perpendicular to the direction of the slide A30, a pressing frame A30 is installed in the middle of the slide A30, a displacement sensor is fixed on the pressing frame A30 and electrically connected with the controller A30, a handle A30 is installed at the front end of the pressing frame A30, a screw A30 is arranged in the pressing frame A30, a pressing spring A30 is installed in the middle of the screw A30, a top plate A30 is installed at the rear end of the pressing spring A30, a clamp plate A30 is installed at the rear end of the top plate A30, a small-sized spring A30 is connected at the rear end of the clamp plate A30, a pin hole A30 is arranged in the middle of the pressing frame A30, a pin hole A30 is connected with a right side of the pin hole A30, and a second shaft 30 is connected with a second shaft 30, the right side of the connecting frame A21 is connected with a second hydraulic pump A22, and the second hydraulic pump A22 is electrically connected with a controller A30.
Laser positioning module includes range sensor A33, laser generator A34, swinging boom A35 and location motor, range sensor A33 installs on motor A05's shell, laser generator A34 passes through swinging boom A35 swing joint on motor A05's shell, swinging boom A35's one end swing joint is on motor A05's shell, constitute revolution mechanic with motor A05's shell, the other end and laser generator A34 fixed connection, swinging boom A35 is connected with the location motor that is used for driving swinging boom A35 to rotate in vertical direction, laser generator A34, range sensor A33 and location motor all with controller A30 electric connection.
Preferably, the supporting frame a02 is slidably connected to the transverse plate a04, and the upper surface of the fixing plate a03 is attached to the lower surface of the transverse plate a 04.
Preferably, the motor A05 constitutes the rotation through rotating shaft A08 and constitutes the rotation between drill bit A09 to be connected, and constitute detachable construction between rotating shaft A08 and the drill bit A09, specifically, be threaded connection between rotating shaft A08 and the drill bit A09, wear out when using after the drill bit A09 fails, can change, guarantee the work efficiency of drilling.
Preferably, the pin holes A18 are uniformly distributed along the vertical central line of the pressing frame A11, and the height is more uniformly adjusted.
Preferably, the handle a12 and the pressing spring a14 form an elastic structure through the screw a13, the screw a13 penetrates through the inside of the pressing frame a11, the small springs a17 are symmetrical with respect to the horizontal center line of the clamping plate a16, and the small springs a17 form an elastic structure through the clamping plate a16, so that the structure is prevented from being damaged excessively by force during pressing.
Preferably, the second hydraulic pump a22 forms a telescopic structure through the connecting frame a21 and the second shaft rod a20, and the pressing frame a11 and the second shaft rod a20 are fixedly connected.
When a user uses the positioning and drilling device disclosed by the invention, firstly, a workpiece needing to be drilled is placed in the middle of the pressing frame A11, the screw A13 is rotated through the handle A12, the screw A13 moves the top plate A15 along the horizontal central line direction of the pressing frame A11, the workpiece is fixed with the clamping plate A16 through the top plate A15, the workpiece is moved along the vertical direction of the pressing frame A11, the pin rod A19 fixes the position of the workpiece through the pin hole A18, then the user inputs the depth needing to be drilled through the input module A31, the laser positioning module is started, the controller A30 controls the starting of the positioning motor of the laser positioning module according to the distance between the positioning motor A33 and the workpiece measured on the shell of the motor A05, the angle of the laser generator A34 is controlled, so that the positioning point of the laser generator A34 projected on the workpiece and the center of the drill bit A09 are positioned on the same horizontal plane, and the laser generator A34 can only rotate in, the laser generator A34 is located right above the center of the drill A09, at this time, the positioning laser point indicates a projection point on the workpiece in the horizontal direction of the center of the drill A09, the user sends a command of moving the motor up or down through the input module A31 according to the positioning laser point, the controller A30 receives the command to control the first hydraulic pump A22 to work, the position of the fixing plate A03 in the vertical center line direction of the supporting frame A02 is adjusted through the first shaft rod A06, namely, the position of the motor A05 in the vertical center line direction of the supporting frame A02 is adjusted, the user can also horizontally move the motor A05 along the sliding rail A32 direction, finally, the positioning laser point is aligned with a point on the workpiece needing to be drilled, after the alignment, a drilling command is sent to the controller A30 through the input module A31, the controller A30 sends a drilling depth input by the user, a distance between the ranging sensor A33 and a displacement measured by the displacement sensor, and the pressing frame A11, the operation of a second hydraulic pump A22 is controlled, the second hydraulic pump A22 pushes a pressing frame A11 to move leftwards along the horizontal center line direction of a slide A10 through the cooperation between a connecting frame A21 and a second shaft A20, meanwhile, a controller A30 starts a motor A05, the motor A05 drives a drill bit A09 to rotate through a rotating shaft A08, a workpiece is drilled, after the drilling is completed, the controller A30 controls the motor A05 to stop, and the second hydraulic pump A22 drives the pressing frame A11 to return to the initial position.
The invention has been described in an illustrative manner, and it is to be understood that the invention is not limited to the precise form disclosed, and that various insubstantial modifications of the inventive concepts and solutions, or their direct application to other applications without such modifications, are intended to be covered by the scope of the invention. The protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (8)
1. A positioning and drilling device is characterized in that: the drilling machine comprises a controller (A30), an input module (A31), a base (A01), a transverse plate (A04) and a rotating shaft (A08), wherein the controller (A30) and the input module (A31) are installed on the side face of the base (A01), the controller (A30) is electrically connected with the input module (A31), a supporting frame (A02) is fixed above the base (A01), a fixing plate (A02) is connected inside the supporting frame (A02), a sliding rail (A02) is arranged above the transverse plate (A02), a motor (A02) is installed on the sliding rail (A02) and can move along the sliding rail (A02), the transverse plate (A02) is located above the fixing plate (A02), a first shaft lever (A02) is connected in the middle of the transverse plate (A02), a first hydraulic pump (A02) is connected above the first hydraulic pump (A02), the rotating shaft (A02) is connected with an output end of the rotating shaft (A02), and a drill bit (A02) is installed on the right side of the shaft lever (A36, a laser positioning module is further arranged above the drill bit (A09), the laser positioning module is fixedly connected with a shell of a motor (A05), the motor (A05), the laser positioning module and a first hydraulic pump (A07) are electrically connected with a controller (A30), the right side of the support frame (A02) is connected with a slide way (A10), the direction of the slide way (A10) is perpendicular to the direction of a slide rail (A32), a pressing frame (A11) is mounted in the middle of the slide way (A10), a displacement sensor is fixed on the pressing frame (A11), the displacement sensor is electrically connected with the controller (A30), a handle (A12) is mounted at the front end of the pressing frame (A11), a screw rod (A13) is arranged inside the pressing frame (A11), a pressing spring (A14) is mounted in the middle of the screw rod (A13), a top plate (A15) is mounted at the rear end of the pressing spring (A14), and a clamping plate (A16) is mounted at the rear end of the top plate (A15, and the rear end of splint (A16) is connected with small-size spring (A17), the middle part that compresses tightly frame (A11) is provided with pinhole (A18), and the internal connection of pinhole (A18) has pin pole (A19), compress tightly the right side of frame (A11) and install second axostylus axostyle (A20), and the right side of second axostylus axostyle (A20) installs link (A21), the right side of link (A21) is connected with second hydraulic pump (A22), second hydraulic pump (A22) and controller (A30) electric connection.
2. A positioning and drilling device, according to claim 1, wherein: laser positioning module includes range sensor (A33), laser generator (A34), swinging boom (A35) and location motor, range sensor (A33) is installed on the shell of motor (A05), laser generator (A34) is on the shell of motor (A05) through swinging boom (A35) swing joint, swinging boom (A35) is connected with the location motor that is used for driving swinging boom (A35) to rotate in vertical direction, laser generator (A34), range sensor (A33) and location motor all with controller (A30) electric connection.
3. A positioning and drilling device, according to claim 1, wherein: the supporting frame (A02) is in sliding connection with the transverse plate (A04), and the upper surface of the fixing plate (A03) is attached to the lower surface of the transverse plate (A04).
4. A positioning and drilling device, according to claim 1, wherein: the motor (A05) is rotatably connected with the drill bit (A09) through a rotating shaft (A08), and a detachable structure is formed between the rotating shaft (A08) and the drill bit (A09).
5. A positioning and drilling device, according to claim 1, wherein: the pin holes (A18) are uniformly distributed along the vertical central line direction of the pressing frame (A11).
6. A positioning and drilling device, according to claim 1, wherein: the handle (A12) forms an elastic structure through the screw (A13) and the pressing spring (A14), and the screw (A13) penetrates through the pressing frame (A11).
7. A positioning and drilling device, according to claim 1, wherein: the small springs (A17) are symmetrical with each other about the horizontal central line of the clamping plate (A16), and the small springs (A17) form an elastic structure through the clamping plate (A16).
8. A positioning and drilling device, according to claim 1, wherein: the second hydraulic pump (A22) and the second shaft rod (A20) form a telescopic structure through a connecting frame (A21), and the pressing frame (A11) is fixedly connected with the second shaft rod (A20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810578482.7A CN108746775B (en) | 2018-06-07 | 2018-06-07 | Positioning and drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810578482.7A CN108746775B (en) | 2018-06-07 | 2018-06-07 | Positioning and drilling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108746775A CN108746775A (en) | 2018-11-06 |
| CN108746775B true CN108746775B (en) | 2020-01-10 |
Family
ID=63999284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810578482.7A Expired - Fee Related CN108746775B (en) | 2018-06-07 | 2018-06-07 | Positioning and drilling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108746775B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111276371B (en) * | 2018-12-05 | 2022-06-14 | 贵州振华群英电器有限公司（国营第八九一厂） | Cover removing machine for metal packaging crystal cover relay |
| CN110090977A (en) * | 2019-04-24 | 2019-08-06 | 卢光再 | A kind of profiling drilling machine positioning device |
| CN112355543B (en) * | 2020-10-21 | 2022-04-19 | 中联重科股份有限公司 | Workpiece positioning device and machining method |
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| CN104493666A (en) * | 2014-11-26 | 2015-04-08 | 镇江维纳特气门有限公司 | Valve-retainer portion high-precision one-time formation grinding device |
| CN106670857A (en) * | 2017-03-02 | 2017-05-17 | 谢娟 | Convenient-to-use machine part machining device |
| CN206748121U (en) * | 2017-03-20 | 2017-12-15 | 中信戴卡股份有限公司 | A kind of multi-functional wheel burr remover |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| ITTO20020840A1 (en) * | 2002-09-25 | 2004-03-26 | Comau Spa | HORIZONTAL BORING MACHINE TOOL. |
| CN100553873C (en) * | 2006-11-14 | 2009-10-28 | 力山工业股份有限公司 | The laser locating apparatus that is used for drilling machine |
| CN203221218U (en) * | 2013-04-10 | 2013-10-02 | 东莞旭扬数控设备有限公司 | Horizontal type drilling machine |
| CN204524904U (en) * | 2015-04-03 | 2015-08-05 | 哈尔滨理工大学 | A kind of spacing adjustable high-efficient damping numerical control machine tool clamp |
| CN106994610A (en) * | 2017-03-14 | 2017-08-01 | 李培培 | A kind of anti-slip machine components processing unit (plant) |
| CN107186234A (en) * | 2017-05-16 | 2017-09-22 | 合肥市瀚坤机械有限公司 | A kind of radial drilling machine with laser positioning function |
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2018
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104493666A (en) * | 2014-11-26 | 2015-04-08 | 镇江维纳特气门有限公司 | Valve-retainer portion high-precision one-time formation grinding device |
| CN106670857A (en) * | 2017-03-02 | 2017-05-17 | 谢娟 | Convenient-to-use machine part machining device |
| CN206748121U (en) * | 2017-03-20 | 2017-12-15 | 中信戴卡股份有限公司 | A kind of multi-functional wheel burr remover |
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| Publication number | Publication date |
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| CN108746775A (en) | 2018-11-06 |
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Effective date of registration: 20221019 Address after: 400799 Jinlonghu Industrial Park, Beibei District, Chongqing Patentee after: Chongqing Yongshan Machinery Co.,Ltd. Address before: 241000 Wenjin West Road, Yijiang District, Wuhu City, Anhui Province Patentee before: ANHUI TECHNICAL College OF MECHANICAL AND ELECTRICAL ENGINEERING |
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Granted publication date: 20200110 |