CN114310439A - Opposite drilling machine - Google Patents
Opposite drilling machine Download PDFInfo
- Publication number
- CN114310439A CN114310439A CN202210033461.3A CN202210033461A CN114310439A CN 114310439 A CN114310439 A CN 114310439A CN 202210033461 A CN202210033461 A CN 202210033461A CN 114310439 A CN114310439 A CN 114310439A
- Authority
- CN
- China
- Prior art keywords
- clamping
- workpiece
- station
- drilling
- feeding
- 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
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 86
- 230000007246 mechanism Effects 0.000 claims abstract description 111
- 239000000463 material Substances 0.000 claims abstract description 50
- 238000007599 discharging Methods 0.000 claims abstract description 21
- 238000003860 storage Methods 0.000 claims description 25
- 238000004140 cleaning Methods 0.000 claims description 16
- 238000003825 pressing Methods 0.000 claims description 6
- 238000011010 flushing procedure Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 230000032258 transport Effects 0.000 abstract description 12
- 238000003754 machining Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Abstract
The drilling machine comprises a rack and a feeding mechanism, wherein the feeding mechanism is arranged on the rack; a feeding mechanism; a material taking mechanism; a clamping mechanism; a drilling mechanism. According to the drilling machine, the workpiece is placed on the feeding mechanism in advance, the feeding mechanism grabs the workpiece from the feeding mechanism and transports the workpiece from the feeding station to the discharging station, the material taking mechanism grabs the workpiece from the feeding mechanism and transports the workpiece from the discharging station to the clamping station, the clamping mechanism receives the workpiece transported by the material taking mechanism from the clamping station and transports the workpiece to the machining station, and finally the drilling mechanism performs drilling on the workpiece, so that automatic processing of workpiece drilling is achieved, and machining efficiency is improved.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of watchband processing, in particular to a drilling machine.
[ background of the invention ]
The prior watchband with beads is usually made of metal materials, a plurality of beads are connected in series to form the watchband, in the process, drilling treatment needs to be carried out on the beads, and the prior drilling equipment has low treatment efficiency and is difficult to meet the requirements of production and processing.
[ summary of the invention ]
The invention solves the technical problems that the existing drilling equipment is low in treatment efficiency and difficult to meet the requirements of production and processing, and provides a drilling machine.
The invention is realized by the following technical scheme:
the drilling machine comprises a machine frame and
the feeding mechanism is used for storing workpieces and is positioned on a feeding station;
the feeding mechanism is used for grabbing workpieces from the feeding mechanism and transporting the workpieces from a feeding station to a discharging station;
the material taking mechanism is used for grabbing workpieces from the feeding mechanism and transporting the workpieces from a material placing station to a clamping station;
the clamping mechanism is used for receiving the workpieces conveyed by the material taking mechanism from a clamping station and conveying the workpieces to a processing station;
and the drilling mechanism is positioned on the processing station and is used for drilling the workpiece.
The drilling machine comprises a drilling machine body, a drilling machine head and a drilling machine head, wherein the drilling machine head is arranged on the drilling machine body, the drilling machine head is arranged on the drilling machine head, the drilling machine head is arranged on the drilling machine head, and is arranged on the drilling machine head, and is arranged on the drilling machine head, and used for taking mechanism, and used for taking the drilling machine head, and used for taking the drilling machine head, and used for taking the drilling machine head, and moving to take the drilling machine, and moving device used for.
The drilling machine comprises a drilling machine body, a feeding mechanism and a discharging mechanism, wherein the drilling machine body is provided with a feeding hole, the feeding mechanism comprises a storage rack, a storage groove and a discharging hole, the storage groove is arranged on the storage rack and used for stacking workpieces, the discharging hole is arranged at the bottom of the storage groove, and one workpiece at the bottom of the storage groove is taken by the taking mechanism and then is separated from the storage groove through the discharging hole.
According to the drilling machine, the feeding mechanism comprises a feeding clamping device for clamping workpieces, a rotating device for driving the feeding clamping device to rotate, a lifting device for driving the rotating device to lift, and a feeding moving device for driving the lifting device to move between the feeding station and the discharging station.
The drilling machine comprises a placing platform for placing a workpiece, a first clamping piece and a second clamping piece which are arranged on the placing platform and used for clamping the workpiece from two opposite sides, and a clamping and moving device for driving the placing platform to move between a clamping station and a processing station.
According to the drilling machine, the drilling mechanism comprises two drilling devices which are respectively arranged corresponding to two opposite sides of the workpiece, and a drilling moving device which is used for driving the drilling devices to move towards and away from the placing platform repeatedly.
According to the drilling machine, the drilling device comprises a plurality of drill bits arranged side by side, drill bit sleeve holes for the drill bits to insert are formed in the first clamping piece and the second clamping piece respectively, and the drill bits are inserted into the drill bit sleeve holes in sequence and perform drilling treatment on workpieces.
The drilling machine further comprises a cleaning mechanism for cleaning the workpiece after the drilling treatment.
According to the drilling machine, the cleaning mechanism comprises a cleaning positioning device used for pressing the workpiece on the clamping mechanism, and a flushing device and an air injection device which are arranged on the cleaning positioning device.
The drilling machine comprises a drilling machine body, a clamping mechanism and a placing platform, wherein the drilling machine body is provided with a clamping mechanism, the clamping mechanism is used for clamping a workpiece, and the placing platform is provided with a third clamping piece used for pressing the workpiece downwards from the top of the workpiece and a yielding device used for enabling the third clamping piece to exit the placing platform.
Compared with the prior art, the invention has the following advantages:
according to the drilling machine, the workpiece is placed on the feeding mechanism in advance, the feeding mechanism grabs the workpiece from the feeding mechanism and transports the workpiece from the feeding station to the discharging station, the material taking mechanism grabs the workpiece from the feeding mechanism and transports the workpiece from the discharging station to the clamping station, the clamping mechanism receives the workpiece transported by the material taking mechanism from the clamping station and transports the workpiece to the machining station, and finally the drilling mechanism performs drilling on the workpiece, so that automatic processing of workpiece drilling is achieved, and machining efficiency is improved.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a feed mechanism;
FIG. 3 is a schematic view of the feed mechanism;
FIG. 4 is a schematic structural view of a material extracting mechanism and a cleaning mechanism;
FIG. 5 is a schematic view of the structure of the clamping mechanism;
fig. 6 is a top view of fig. 1.
[ detailed description ] embodiments
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.
The drilling machine comprises a machine frame 1 and a drilling machine
The feeding mechanism 2 is used for storing workpieces and is positioned on a feeding station;
the feeding mechanism 3 is used for grabbing workpieces from the feeding mechanism 2 and transporting the workpieces from a feeding station to a discharging station;
the material taking mechanism 4 is used for grabbing workpieces from the feeding mechanism 3 and transporting the workpieces from a material placing station to a clamping station;
the clamping mechanism 5 is used for receiving the workpieces conveyed by the material taking mechanism 4 from a clamping station and conveying the workpieces to a processing station;
and the drilling mechanism 6 is positioned on the processing station and is used for drilling the workpiece.
According to the drilling machine provided by the embodiment of the invention, the workpiece is placed on the feeding mechanism in advance, then the feeding mechanism grabs the workpiece from the feeding mechanism and transports the workpiece from the feeding station to the discharging station, then the material taking mechanism grabs the workpiece from the feeding mechanism and transports the workpiece from the discharging station to the clamping station, then the clamping mechanism receives the workpiece transported by the material taking mechanism from the clamping station and transports the workpiece to the processing station, and finally the drilling mechanism performs drilling processing on the workpiece, so that the automatic processing of the workpiece drilling is realized, and the processing efficiency is improved.
Further, as a preferred embodiment of the present invention, but not limited thereto, the material taking mechanism 4 includes a first material taking device 41, a second material taking device 42, and a material taking moving device 43 for moving the two devices synchronously, when the second material taking device 42 takes out a workpiece from the clamping mechanism 5, the first material taking device 41 grabs the workpiece from the feeding mechanism 3, and the material taking moving device 43 moves the first material taking device 41 to the clamping station while the second material taking device 42 moves to the blanking station. When the first material taking device is positioned at the material placing station, the second material taking device is positioned at the clamping station; when the first material taking device is located at the clamping station, the second material taking device is located at the blanking station. Therefore, the workpiece to be machined can be grabbed while the machined workpiece is taken out.
Further, as a preferred embodiment of the present invention, but not limited thereto, the feeding mechanism 2 includes a storage rack 21, a storage slot 22 provided on the storage rack 21 and used for stacking the workpieces, and a discharge port 23 provided at the bottom of the storage slot 22, wherein a workpiece at the bottom of the storage slot 22 is picked by the material taking mechanism 4 and then is discharged from the storage slot 22 through the discharge port 23. The workpieces are stacked on the storage tank, placed in from the top of the storage tank and taken out from the discharge hole in the bottom of the storage tank.
Further, as a preferred embodiment of the present invention, but not limited thereto, the feeding mechanism 3 includes a feeding clamping device 31 for clamping the workpiece, a rotating device 32 for driving the feeding clamping device 31 to rotate, a lifting device 33 for driving the rotating device 32 to lift, and a feeding moving device 34 for driving the lifting device 33 to move between the feeding station and the discharging station. According to the shape of the workpiece, namely the surface ball, the side with larger width of the surface ball is close to the inner side of the material storage groove, so that the stable carrying effect provided by the material storage groove is obtained. That is, the workpiece is placed on the loading station in the opposite direction to the processing station due to the influence of the shape of the workpiece, so that a rotating device is required to rotate the workpiece horizontally for half a circle.
Further, as a preferred embodiment of the present invention, but not limited thereto, the clamping mechanism 5 includes a placing platform 51 for placing the workpiece, a first clamping member 52 and a second clamping member 53 provided on the placing platform 51 for clamping the workpiece from opposite sides, and a clamping moving device 55 for driving the placing platform 51 to move between the clamping station and the processing station. The first clamping piece and the second clamping piece clamp the front side and the rear side of the workpiece, and drilling processing is conveniently performed on the left side and the right side of the workpiece.
Further, as a preferred embodiment of the present invention, but not limited thereto, the drilling mechanism 6 includes two drilling devices 61 respectively corresponding to two opposite sides of the workpiece, and a drilling moving device 62 for driving the drilling devices 61 to move repeatedly toward and away from the placing platform 51. Because the bore diameter of the processed drill hole is small, the drill hole needs to be drilled for a small number of times during the drilling treatment.
Further, as a preferred embodiment of the present invention, but not limited thereto, the drilling device 61 includes a plurality of drill bits 63 arranged side by side, drill bit sleeves 54 into which the drill bits 63 are inserted are respectively provided on the first clamping member 52 and the second clamping member 53, and the plurality of drill bits 63 are sequentially inserted into the drill bit sleeves 54 to perform a drilling process on the workpiece. And the plurality of drill bits are subjected to reaming treatment in sequence. The drill bit trepanning can prevent the drill bit fracture, improves stability and machining precision.
Further, as a preferred embodiment of the present invention, but not limited thereto, a cleaning mechanism 7 for cleaning the workpiece after the drilling process is performed is further included.
Further, as a preferred embodiment of the present invention, the cleaning mechanism 7 includes a cleaning positioning device 71 for pressing the workpiece against the clamping mechanism 5, and a flushing device 72 and an air injection device 73 provided on the cleaning positioning device 71. The flushing device is connected with the water pump, the air injection device is connected with the air source, and after the workpiece is drilled, oil stains, impurities, scraps and the like on the surface of the workpiece are cleaned.
Further, as a preferred embodiment of the present solution, but not limited thereto, the clamping mechanism 5 further comprises a third clamping member 56 for pressing the workpiece from the top of the workpiece down on the placing platform 51, and a yielding device 57 for withdrawing the third clamping member 56 from the placing platform 51.
Further, as a preferred embodiment of the present disclosure, but not limited thereto, the two feeding mechanisms and the two feeding mechanisms are symmetrically disposed on the rack 1 with the clamping mechanism as a central line, the rack is divided into a feeding area and a discharging area, the feeding mechanism and the feeding mechanism on the feeding area are used for feeding, and the feeding mechanism on the discharging area are used for discharging. The work flow of the blanking area is as follows: when the second material taking device clamps the processed workpiece to the blanking station, the feeding mechanism on the blanking station plugs the workpiece into the material storage tank from the discharge port.
The working principle of the embodiment is as follows:
according to the drilling machine provided by the embodiment of the invention, the workpiece is placed on the feeding mechanism in advance, then the feeding mechanism grabs the workpiece from the feeding mechanism and transports the workpiece from the feeding station to the discharging station, then the material taking mechanism grabs the workpiece from the feeding mechanism and transports the workpiece from the discharging station to the clamping station, then the clamping mechanism receives the workpiece transported by the material taking mechanism from the clamping station and transports the workpiece to the processing station, and finally the drilling mechanism performs drilling processing on the workpiece, so that the automatic processing of the workpiece drilling is realized, and the processing efficiency is improved.
The foregoing is illustrative of embodiments provided in connection with the detailed description and is not intended to limit the disclosure to the particular forms set forth herein. Similar to the structure of the method, or several technical deductions or substitutions made on the premise of the conception of the present application, should be regarded as the protection scope of the present application.
Claims (10)
1. To rig, including frame (1), its characterized in that: also comprises
The feeding mechanism (2) is used for storing workpieces and is positioned on a feeding station;
the feeding mechanism (3) is used for grabbing workpieces from the feeding mechanism (2) and transporting the workpieces from a feeding station to a discharging station;
the material taking mechanism (4) is used for grabbing workpieces from the feeding mechanism (3) and transporting the workpieces from a material placing station to a clamping station;
the clamping mechanism (5) is used for receiving the workpieces conveyed by the material taking mechanism (4) from a clamping station and conveying the workpieces to a processing station;
and the drilling mechanism (6) is positioned on the processing station and is used for drilling the workpiece.
2. The counter drill of claim 1, characterized in that: the material taking mechanism (4) comprises a first material taking device (41), a second material taking device (42) and a material taking moving device (43) used for enabling the first material taking device and the second material taking device to move synchronously, when the second material taking device (42) takes out a workpiece from the clamping mechanism (5), the first material taking device (41) grabs the workpiece from the feeding mechanism (3), and the material taking moving device (43) enables the second material taking device (42) to move to a blanking station and meanwhile enables the first material taking device (41) to move to the clamping station.
3. The counter drill of claim 1, characterized in that: the feeding mechanism (2) comprises a storage rack (21), a storage groove (22) which is arranged on the storage rack (21) and used for stacking workpieces, and a discharge hole (23) which is arranged at the bottom of the storage groove (22), wherein a workpiece at the bottom of the storage groove (22) is grabbed by the material fetching mechanism (4) and then is separated from the storage groove (22) through the discharge hole (23).
4. The counter drill of claim 1, characterized in that: the feeding mechanism (3) comprises a feeding clamping device (31) used for clamping workpieces, a rotating device (32) used for driving the feeding clamping device (31) to rotate, a lifting device (33) used for driving the rotating device (32) to lift, and a feeding moving device (34) used for driving the lifting device (33) to move between a feeding station and a discharging station.
5. The counter drill of claim 1, characterized in that: the clamping mechanism (5) comprises a placing platform (51) used for placing workpieces, a first clamping piece (52) and a second clamping piece (53) which are arranged on the placing platform (51) and used for clamping the workpieces from two opposite sides, and a clamping moving device (55) driving the placing platform (51) to move between a clamping station and a processing station.
6. The counter drill of claim 5, wherein: the drilling mechanism (6) comprises two drilling devices (61) which are respectively arranged corresponding to two opposite sides of the workpiece, and a drilling moving device (62) which is used for driving the drilling devices (61) to move towards and away from the placing platform (51) repeatedly.
7. The counter drill of claim 6, wherein: the drilling device (61) comprises a plurality of drill bits (63) which are arranged side by side, the first clamping piece (52) and the second clamping piece (53) are respectively provided with a drill bit sleeve hole (54) for the drill bits (63) to insert, and the drill bits (63) are sequentially inserted into the drill bit sleeve holes (54) and perform drilling treatment on workpieces.
8. The counter drill of claim 1, characterized in that: the drilling machine further comprises a cleaning mechanism (7) for cleaning the workpiece subjected to the drilling treatment.
9. The counter drill of claim 8, wherein: the cleaning mechanism (7) comprises a cleaning positioning device (71) for pressing the workpiece against the clamping mechanism (5), and a flushing device (72) and an air injection device (73) which are arranged on the cleaning positioning device (71).
10. The counter drill of claim 5, wherein: the clamping mechanism (5) further comprises a third clamping piece (56) used for pressing the workpiece downwards from the top of the workpiece on the placing platform (51), and a yielding device (57) used for enabling the third clamping piece (56) to exit from the placing platform (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210033461.3A CN114310439A (en) | 2022-01-12 | 2022-01-12 | Opposite drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210033461.3A CN114310439A (en) | 2022-01-12 | 2022-01-12 | Opposite drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114310439A true CN114310439A (en) | 2022-04-12 |
Family
ID=81027698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210033461.3A Pending CN114310439A (en) | 2022-01-12 | 2022-01-12 | Opposite drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114310439A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202008012632U1 (en) * | 2008-09-23 | 2010-02-25 | Weeke Bohrsysteme Gmbh | Machining machine for six-sided machining |
| CN102528456A (en) * | 2012-01-12 | 2012-07-04 | 四川理工学院 | Special machine tool for automatic drilling and milling machining of gear shifting lever of transmission of automobile |
| CN205927213U (en) * | 2016-06-28 | 2017-02-08 | 深圳市奥海纳光电有限公司 | Automatic drilling machine |
| CN108015308A (en) * | 2018-01-16 | 2018-05-11 | 湖北三叶机电制造股份有限公司 | A kind of drilling machine |
| CN209206926U (en) * | 2018-11-30 | 2019-08-06 | 山东正工冷暖设备有限公司 | Full-liquid type heat exchanger end cap production line |
| CN110181086A (en) * | 2019-06-03 | 2019-08-30 | 青岛科技大学 | A kind of horizontal multiple spindle drilling machine |
| CN209565511U (en) * | 2019-01-02 | 2019-11-01 | 东莞市科越软件科技有限公司 | A kind of pair of drilling machine general assembly |
| CN110788358A (en) * | 2019-11-06 | 2020-02-14 | 王清胜 | Multi-spindle counter drilling machine |
| CN210877638U (en) * | 2019-07-31 | 2020-06-30 | 重庆机电职业技术学院 | Automatic auxiliary processing device for multi-station novel numerical control drilling machine |
| CN111515429A (en) * | 2020-04-10 | 2020-08-11 | 广东长盈精密技术有限公司 | Watch ear hole machining device and watch ear hole machining assembly line |
| CN212351071U (en) * | 2020-06-15 | 2021-01-15 | 东莞市Tr轴承有限公司 | Full-automatic bearing frame drilling and tapping device |
| CN112775465A (en) * | 2020-12-22 | 2021-05-11 | 李梦 | Inclined hole processing equipment in machine part production |
-
2022
- 2022-01-12 CN CN202210033461.3A patent/CN114310439A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202008012632U1 (en) * | 2008-09-23 | 2010-02-25 | Weeke Bohrsysteme Gmbh | Machining machine for six-sided machining |
| CN102528456A (en) * | 2012-01-12 | 2012-07-04 | 四川理工学院 | Special machine tool for automatic drilling and milling machining of gear shifting lever of transmission of automobile |
| CN205927213U (en) * | 2016-06-28 | 2017-02-08 | 深圳市奥海纳光电有限公司 | Automatic drilling machine |
| CN108015308A (en) * | 2018-01-16 | 2018-05-11 | 湖北三叶机电制造股份有限公司 | A kind of drilling machine |
| CN209206926U (en) * | 2018-11-30 | 2019-08-06 | 山东正工冷暖设备有限公司 | Full-liquid type heat exchanger end cap production line |
| CN209565511U (en) * | 2019-01-02 | 2019-11-01 | 东莞市科越软件科技有限公司 | A kind of pair of drilling machine general assembly |
| CN110181086A (en) * | 2019-06-03 | 2019-08-30 | 青岛科技大学 | A kind of horizontal multiple spindle drilling machine |
| CN210877638U (en) * | 2019-07-31 | 2020-06-30 | 重庆机电职业技术学院 | Automatic auxiliary processing device for multi-station novel numerical control drilling machine |
| CN110788358A (en) * | 2019-11-06 | 2020-02-14 | 王清胜 | Multi-spindle counter drilling machine |
| CN111515429A (en) * | 2020-04-10 | 2020-08-11 | 广东长盈精密技术有限公司 | Watch ear hole machining device and watch ear hole machining assembly line |
| CN212351071U (en) * | 2020-06-15 | 2021-01-15 | 东莞市Tr轴承有限公司 | Full-automatic bearing frame drilling and tapping device |
| CN112775465A (en) * | 2020-12-22 | 2021-05-11 | 李梦 | Inclined hole processing equipment in machine part production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102009203B (en) | Lock core shell billiard hole drilling machine of numerical control mortise lock | |
| CN105798689A (en) | Drilling machine provided with automatic feeding device | |
| JP2000225502A (en) | Numerically controlled lathe and turning process | |
| CN216991036U (en) | To drilling machine | |
| CN114310439A (en) | Opposite drilling machine | |
| JP2005254303A (en) | Press hole working device | |
| CN208083514U (en) | High-effective deep hole drilling equipment | |
| JP3009780B2 (en) | Gun drill machine | |
| CN115921932A (en) | Brake back plate drilling method and brake back plate drilling device | |
| CN206326439U (en) | A kind of single-station material folding formula automatic feeding | |
| CN111230563B (en) | Drilling device | |
| CN113210878A (en) | Steel plate impact sample processing production line | |
| CN210524551U (en) | Automatic cylinder barrel machining production line | |
| CN108687367B (en) | Drill clamping groove processing machine tool | |
| JP4371988B2 (en) | Downhole drilling machine | |
| CN207642342U (en) | A kind of commutator endoporus full-automatic processing machine | |
| CN217595962U (en) | Device for processing blind hole in bottom surface of deep-hole workpiece | |
| CN211661093U (en) | Numerical control lathe | |
| CN214921453U (en) | Steel plate impact sample processing production line | |
| KR100384196B1 (en) | Apparatus for automatic manufacturing of shaft of side brake in car | |
| JPH0366509A (en) | Drilling device | |
| CN215919157U (en) | Deep hole machining equipment | |
| CN217702529U (en) | Automatic feeding device for shaft | |
| CN212705425U (en) | Automatic processing production line for die forging chain plate of clinker conveyor | |
| CN204396965U (en) | Marble hole automatic drilling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220412 |
|
| RJ01 | Rejection of invention patent application after publication |