CN111230158B - Lathe that accords with operating specification is with safe reminding device - Google Patents
Lathe that accords with operating specification is with safe reminding device Download PDFInfo
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- CN111230158B CN111230158B CN202010131803.6A CN202010131803A CN111230158B CN 111230158 B CN111230158 B CN 111230158B CN 202010131803 A CN202010131803 A CN 202010131803A CN 111230158 B CN111230158 B CN 111230158B
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- fixed mounting
- contact ring
- lathe
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B25/00—Accessories or auxiliary equipment for turning-machines
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- 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
- B23Q11/0078—Safety devices protecting the operator, e.g. against accident or noise
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- 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
- B23Q11/0078—Safety devices protecting the operator, e.g. against accident or noise
- B23Q11/0082—Safety devices protecting the operator, e.g. against accident or noise by determining whether the operator is in a dangerous position
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention aims to solve the problem that the conventional lathe is difficult to forcibly remind of safe operation specifications when the lathe is operated, and discloses a safety reminding device for the lathe, which conforms to operation regulations. The invention replaces the existing operation flow and operation rules which are statically pasted in a workshop, moves the eyeball which is more attractive by the operation rules, forcibly moves the rotary drum in front of the eyes of the operator, strengthens the safe learning of the operator, is safer when operating the lathe, has reasonable design and convenient operation, and meets the requirements of the field of lathes.
Description
Technical Field
The invention relates to the field of lathes, in particular to a safety reminding device for a lathe, which accords with operating rules.
Background
A lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool. The lathe can also be used for corresponding processing by using a drill bit, a reamer, a screw tap, a die, a knurling tool and the like.
Operating procedure of lathe: 1. before the lathe is started, whether an oil circuit and a rotating part are flexible and normal is checked, a tight-fitting work garment needs to be worn when the lathe is started, cuffs are fastened, a protective cap needs to be worn when a long hair is sent, gloves are forbidden, and glasses need to be worn when a workpiece is cut and a knife is sharpened. 2. Whether equipment is normal or not needs to be observed when the machine is started, the turning tool needs to be clamped firmly, the tool depth cannot exceed the load of the equipment, the extending part of the tool bit does not exceed 1.5 times of the height of the tool body, the large tool needs to be returned to a safe position when the tool rest is rotated, the turning tool is prevented from colliding with the chuck, a large workpiece is prevented from falling on the chuck, and the bed surface needs to be padded with a wood plate. When the crane is engaged to load and unload a workpiece, the workpiece is not clamped by the chuck, the hanger is not allowed to be unloaded, and the entire control power of the crane is disconnected. After the workpiece is clamped, the lifting appliance needs to be dismounted before the lathe rotates. 3. When the abrasive cloth is used for grinding a workpiece, the abrasive cloth needs to be padded by a hardwood, the turning tool needs to be moved to a safe position, tools and parts are not accurately placed on the tool rest surface, and the scribing disc needs to be firmly placed. 4. The turning machine can be switched after the turning machine stops rotating when the rotating speed is changed so as to avoid damaging the gear, and when the turning machine is started, the turning tool needs to be slowly close to the workpiece so as to avoid chipping and crushing people or damaging the workpiece. 5. The lathe can not leave the working position at will in the working time, is forbidden to play laugh and make a mess, and has to be shut down and powered off when leaving something, the thought is concentrated during the working, the machine can not measure the workpiece during the operation, the clothing and newspaper can not be changed near the lathe during the operation, and the personnel who can not obtain the post certificate can not operate the lathe independently.
The operation rules pasted near the lathe and the operation flow of the equipment are very critical, when the lathe is operated, if the operation rules are not carefully watched, the details are dangerous in the operation process, and the normal operation of the lathe is influenced.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides a safety reminding device for a lathe, which accords with operating regulations.
The invention is realized by the following technical scheme:
a safety reminding device for a lathe, which accords with operation regulations, comprises a base, wherein a guide cylinder is fixedly arranged on the right side of the upper surface of the base, a guide plate is fixedly arranged at the top end inside the guide cylinder, a fourth spiral spring is fixedly arranged on the lower side of the guide plate, a first guide rod is sleeved inside the fourth spiral spring, a squeezing plate is fixedly arranged at the lower end of the first guide rod, an end cover is arranged at the top end of the guide cylinder, a first air bag is arranged on the lower side of the squeezing plate, a support plate is fixedly arranged on the front side of the upper surface of the base, a second air bag is fixedly arranged in the middle of the upper surface of the support plate, a guide pipe is fixedly communicated between the first air bag and the second air bag, a pedal is fixedly arranged on the upper side of the second air bag, a second guide rod is symmetrically arranged on the lower surface of the pedal, and a second contact ring is sleeved on the surface of the second guide rod, the upper surface of the support plate is symmetrically provided with a first contact ring corresponding to a second contact ring, the rear part of the support plate is symmetrically welded with support rods at two sides of the support plate, the top end of each support rod is welded with a sleeve, the upper side of each sleeve is fixedly provided with a positioning plate, a slide rod is sleeved in each sleeve, a first rack is fixedly arranged on the lower surface of each slide rod, a guide groove is formed in the upper side of the inner part of each slide rod, a second spiral spring penetrates through the guide groove and is sleeved on the upper wall of each slide rod, the upper end of the inner side surface of each support rod is fixedly provided with a driving assembly, each driving assembly comprises a mounting plate, a mounting rod is fixedly arranged on the upper surface of each mounting plate, the top end of each mounting rod is fixedly provided with a second motor, the middle part of each second motor is provided with a rotary plate, the side surface of each rotary plate is fixedly provided with a second rack, the inner end of each slide rod is fixedly provided with a connecting frame, and a first spiral spring is fixedly arranged between each connecting frame and the positioning plate, fixed mounting has third coil spring between linking frame and the bracing piece, the linking frame upside is provided with first motor, fixed mounting has the ejector pin between first motor and the linking frame, first motor fixed surface installs the stereo set, the pivot is installed to first motor downside, pivot fixed surface installs the rotary drum, and one of them linking frame medial surface fixed mounting has the card frame, and another one linking frame medial surface fixed mounting has the inserted block corresponding with the card frame.
Preferably, the clamping frame is uniformly provided with grooves, so that the grooves correspond to the inserting blocks.
Preferably, the second racks are distributed on the outer half circumference of the rotating disc, and the first racks are meshed and matched with the second racks.
Preferably, the first and third coil springs have a spring force greater than that of the second coil spring.
Preferably, the first contact ring and the second contact ring are both made of copper materials, the diameter of the second contact ring is equal to the inner diameter of the first contact ring, the first contact ring is respectively connected with the first motor, the second motor and the sound box through conducting wires, and the second contact ring is connected with a nearby power supply.
Preferably, the guide plate and the end cover are both provided with holes for the first guide rod to slide.
Preferably, the supporting plate and the base are both provided with holes for the second guide rod to slide.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by means of the arrangement of the first contact ring and the second contact ring, when a worker treads on the pedal to enable the first contact ring to be in contact with the second contact ring, the connecting frame can move left and right, the rotary drum can rotate, and the sound can broadcast safe operation rules;
2. through the matching of the first air bag and the second air bag, when a user leaves the pedal, the first contact ring and the second contact ring are slowly separated, and then the connecting frame is pulled open through the first spiral spring and the third spiral spring;
3. the connecting frame is better pulled open when the second motor does not work through the elasticity of the first spiral spring and the third spiral spring being larger than that of the second spiral spring, and meanwhile, when a user treads on the pedal for a long time, the first contact ring and the second contact ring are separated through the sliding of the second sliding rod, the supporting rod and the base, so that the operation on a machine table is not influenced, the rotary drum is forcibly appeared in front of an operator just before the lathe is operated, and the operator can conveniently learn the operation rules;
4. the connecting frame is moved, the rotary drum is rotated, and the operation rules are played by the sound, so that the operation personnel can be comprehensively reminded, and the lathe is safer to operate;
5. the rotary drum type lathe replaces the existing operation flow and operation rules which are statically pasted in a workshop, the rotary drum is forcibly moved in front of eyes of operators by enabling the operation rules to move more attractive eyeballs, the safe learning of the operators is enhanced, the lathe type lathe is safer when the lathe is operated, the design is reasonable, the operation is convenient, and the requirements in the field of lathes are met.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the base of the present invention.
Fig. 3 is an enlarged view of the drive assembly of the present invention.
FIG. 4 is a top view of the positional relationship of the base to the support rods and pedals of the present invention.
Description of the reference symbols: A. the device comprises a driving component 1, a clamping frame 2, an inserting block 3, a top rod 4, a first motor 5, a sound device 6, a rotating shaft 7, a connecting frame 8, a rotating drum 9, a first spiral spring 10, a positioning plate 11, a second spiral spring 12, a guide groove 13, a sliding rod 14, a sleeve 15, a first rack 16, a support rod 17, a third spiral spring 18, an end cover 19, a first guide rod 20, a guide plate 21, a fourth spiral spring 22, a squeezing plate 23, a first air bag 24, a guide cylinder 25, a support plate 26, a first contact ring 27, a second guide rod 28, a second contact ring 29, a pedal 30, a second air bag 31, a base 32, a guide pipe 33, a second motor 34, a second rack 35, a rotating disc 36, a mounting rod 37 and a mounting plate.
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. 1-4, the present invention provides a technical solution:
a safety reminding device for a lathe, which accords with operation rules, comprises a base 31, wherein a guide cylinder 24 is fixedly arranged on the right side of the upper surface of the base 31, a guide plate 20 is fixedly arranged at the top end inside the guide cylinder 24, a fourth spiral spring 21 is fixedly arranged on the lower side of the guide plate 20, a first guide rod 19 is sleeved inside the fourth spiral spring 21, a squeezing plate 22 is fixedly arranged at the lower end of the first guide rod 19, an end cover 18 is arranged at the top end of the guide cylinder 24, a first air bag 23 is arranged on the lower side of the squeezing plate 22, a support plate 25 is fixedly arranged on the front side of the upper surface of the base 31, a second air bag 30 is fixedly arranged in the middle of the upper surface of the support plate 25, a guide pipe 32 is fixedly communicated between the first air bag 23 and the second air bag 30, a pedal 29 is fixedly arranged on the upper side of the second air bag 30, and a second guide rod 27 is symmetrically arranged on the lower surface of the pedal 29, the surface of the second guide rod 27 is sleeved with a second contact ring 28, a first contact ring 26 corresponding to the second contact ring 28 is symmetrically arranged on the upper surface of the support plate 25, a support rod 16 is symmetrically welded on the two sides of the support plate 25 at the rear of the support plate 25, a sleeve 14 is welded on the top end of the support rod 16, a positioning plate 10 is fixedly arranged on the upper side of the sleeve 14, a slide bar 13 is sleeved in the sleeve 14, a first rack 15 is fixedly arranged on the lower surface of the slide bar 13, a guide groove 12 is formed in the inner upper side of the slide bar 13, the guide groove 12 is penetrated, a second spiral spring 11 is sleeved on the upper wall of the slide bar 13, a driving component A is fixedly arranged on the upper end of the inner side of the support rod 16 and comprises a mounting plate 37, a mounting rod 36 is fixedly arranged on the mounting plate 37, and a second motor 33 is fixedly arranged on the top end of the mounting rod 36, the utility model discloses a motor, including second motor 33, carousel 35 side fixed mounting has second rack 34, slide bar 13 inner fixed mounting has link 7, fixed mounting has first coil spring 9 between link 7 and the locating plate 10, fixed mounting has third coil spring 17 between link 7 and the bracing piece 16, 7 upsides of link are provided with first motor 4, fixed mounting has ejector pin 3 between first motor 4 and the link 7, 4 fixed surface of first motor have stereo set 5, pivot 6 is installed to 4 downside of first motor, 6 fixed surface in pivot have rotary drum 8, and 7 medial surfaces fixed mounting of one of them link has calorie frame 1, and 7 medial surfaces fixed mounting of another link has the inserted block 2 corresponding with calorie frame 1.
The clamping frame 1 is evenly provided with grooves, so that the grooves correspond to the inserting blocks 2.
The second rack 34 is distributed on the outer half circumference of the rotating disc 35, and the first rack 15 is meshed with the second rack 34.
The first and third coil springs 9 and 17 have a larger elastic force than the second coil spring 11.
The first contact ring 26 and the second contact ring 28 are made of copper materials, the diameter of the second contact ring 28 is equal to the inner diameter of the first contact ring 26, the first contact ring 26 is respectively communicated with the first motor 4, the second motor 33 and the sound box 5 through conducting wires, and the second contact ring 26 is communicated with a nearby power supply.
The guide plate 20 and the end cover 18 are both provided with holes for the first guide rod 19 to slide.
Holes for the second guide rod 27 to slide are formed in the supporting plate 25 and the base 31.
The operation steps are as follows: placing a plurality of the devices in front of the position of the lathe needing to be operated, such as in front of a control panel, in front of a discharge port or a feed port, and in front of the position of installing a workpiece, arranging an inflation port on a second air bag 30, inflating the second air bag 30 so as to inflate a first air bag 23 through a conduit 32, supporting a pedal 29 by the second air bag 30, enabling a second guide rod 27 to slide upwards so as to separate a first contact ring 26 from a second contact ring 28, when the lathe needs to be operated, a user needs to stand on the pedal 29, the length of a connecting frame 7 and a rotary drum 8 is larger than the average height of a human body, and when the pedal 29 is stepped on, squeezing the second air bag 30 so as to inflate the first air bag 23 through the conduit 32 so as to enable the second guide rod 27 to descend, and along with the slow descending of the second guide rod 27, enabling the first contact ring 26 to be in contact with the second contact ring 28, at this time, the first motor 4, the second motor 33 and the sound 5 are powered on, the sound 5 plays the content of the operation procedure, the operation procedure and the notice are pasted on the rotary drum 8 in advance, the first motor 4 drives the rotary shaft 6 to rotate, the rotary drum 8 is rotated, the operation procedure and the safety notice are displayed circularly, meanwhile, the second motor 33 drives the rotary disc 35 to rotate, the slide rod 13 is repeatedly slid by combining the cooperation of the first rack 15 and the second rack 34, the connecting frame 7 is repeatedly moved, the rotary drum 8 is moved in front of the operator, the display is performed in a dynamic mode, the operator can notice more easily, along with the stepping of the pedal 29 by the user, when the second guide rod 27 continues to slide downwards, the first contact ring 26 and the second contact ring 28 are separated, therefore, the first motor 4, the second motor 33 and the sound box 5 are powered off, the elastic force of the first spiral spring 9 and the elastic force of the third spiral spring 17 are larger than that of the second spiral spring 11, the first spiral spring 9 and the third spiral spring 17 can pull the connecting frame 7 outwards, the device cannot influence the normal operation of the lathe at the moment, and the device is used for carrying out safety reminding before operation, so that the lathe is operated more safely.
The present embodiment is only for explaining the present invention, and not for limiting the present invention, and those skilled in the art can make modifications to the present embodiment as necessary without inventive contribution after reading the present specification, but all of them are protected by patent law within the scope of the present invention.
Claims (7)
1. A safe reminding device for lathe that accords with operating instructions, includes base (31), its characterized in that: the utility model discloses a support plate, including base (31), guide cylinder (24), fourth coil spring (21), first guide arm (19) lower extreme fixed mounting has stripper plate (22), end cover (18) are installed on guide cylinder (24) top, stripper plate (22) downside is provided with first gasbag (23), base (31) upper surface front side fixed mounting has backup pad (25), backup pad (25) upper surface middle part fixed mounting has second gasbag (30), fixed switch-on has pipe (32) between first gasbag (23) and second gasbag (30), second gasbag (30) upside fixed mounting has footboard (29), second guide arm (27) are installed to footboard (29) lower surface symmetry, second guide arm (27) surface cover is equipped with second contact ring (28), backup pad (25) upper surface symmetry install with second contact ring (28) corresponding second contact ring (28), the welding of backup pad (16) top has a bracing piece (16) and support bar (16) top, support bar (16) top welding has the support bar (16), the utility model discloses a motor support structure, including sleeve pipe (14), guide bar (13), bracing piece (16), bracing piece (13), guide slot (12), installation pole (36) top fixed mounting have a carousel (35), carousel (35) side fixed mounting has second rack (34), slide bar (13) inside upside fixed mounting has locating plate (10), the inside cover of sleeve pipe (14) is equipped with slide bar (13), fixed surface installs first rack (15) under slide bar (13), guide slot (12) has been seted up to slide bar (13) inside upside, pass guide slot (12) and overlap at slide bar (13) upper wall, installation pole (36) top fixed mounting has second motor (33), second motor (33) mid-mounting has carousel (35), carousel (35) side fixed mounting has second rack (34), slide bar (13) inner fixed mounting has connection frame (7), fixed mounting has first coil spring (9) between connection frame (7) and locating plate (10), fixed mounting has third coil spring (17) between connection frame (7) and bracing piece (16), connection frame (7) upside is provided with first coil spring (4), ejector pin (3) is installed between first motor (4), first motor (4) fixed surface installs stereo set (5), pivot (6) are installed to first motor (4) downside, pivot (6) fixed surface installs rotary drum (8), and one of them linking frame (7) medial surface fixed mounting has card frame (1), and another linking frame (7) medial surface fixed mounting has plug-in block (2) corresponding with card frame (1).
2. The safety reminding device for lathe conforming to the operating rules according to claim 1, wherein: the clamping frame (1) is evenly provided with grooves, so that the grooves correspond to the inserting blocks (2).
3. The safety warning device for lathe according to the operating rule of claim 1, wherein: the second racks (34) are distributed on the outer half circumference of the rotary disc (35), and the first racks (15) are meshed and matched with the second racks (34).
4. The safety warning device for lathe according to the operating rule of claim 1, wherein: the elasticity of the first spiral spring (9) and the third spiral spring (17) is larger than that of the second spiral spring (11).
5. The safety warning device for lathe according to the operating rule of claim 1, wherein: the first contact ring (26) and the second contact ring (28) are made of copper materials, the diameter of the second contact ring (28) is equal to the inner diameter of the first contact ring (26), the first contact ring (26) is respectively communicated with the first motor (4), the second motor (33) and the sound box (5) through leads, and the second contact ring (28) is communicated with a nearby power supply.
6. The safety warning device for lathe according to the operating rule of claim 1, wherein: holes for the first guide rod (19) to slide are formed in the guide plate (20) and the end cover (18).
7. The safety warning device for lathe according to the operating rule of claim 1, wherein: holes for the second guide rod (27) to slide are formed in the supporting plate (25) and the base (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010131803.6A CN111230158B (en) | 2020-02-29 | 2020-02-29 | Lathe that accords with operating specification is with safe reminding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010131803.6A CN111230158B (en) | 2020-02-29 | 2020-02-29 | Lathe that accords with operating specification is with safe reminding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111230158A CN111230158A (en) | 2020-06-05 |
| CN111230158B true CN111230158B (en) | 2022-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010131803.6A Active CN111230158B (en) | 2020-02-29 | 2020-02-29 | Lathe that accords with operating specification is with safe reminding device |
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| CN (1) | CN111230158B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112536603A (en) * | 2020-12-07 | 2021-03-23 | 浙江海洋大学 | Machining equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB177775A (en) * | 1921-03-31 | 1922-11-30 | Henri Coullery | Portable treadle-lathe |
| CN109719568A (en) * | 2018-03-16 | 2019-05-07 | 邯郸学院 | A kind of numerically controlled lathe work pieces process process standard detection device |
| CN208879711U (en) * | 2018-10-27 | 2019-05-21 | 贵阳华丰航空科技有限公司 | A kind of numerically controlled lathe workpiece quick replacement device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4405247A1 (en) * | 1994-02-18 | 1995-08-31 | Deckel Maho Ag I K | Protective cover for the work area of a machine tool |
| CN202180212U (en) * | 2011-07-11 | 2012-04-04 | 油机机械工业（昆山）有限公司 | Safety protective device for vertical lathe |
| CN204449351U (en) * | 2015-02-05 | 2015-07-08 | 四川工程职业技术学院 | Safety protection device of common lathe and engine lathe |
| CN207642791U (en) * | 2017-11-09 | 2018-07-24 | 扬州匠新精密数控设备有限公司 | A kind of CNC milling machine control box |
-
2020
- 2020-02-29 CN CN202010131803.6A patent/CN111230158B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB177775A (en) * | 1921-03-31 | 1922-11-30 | Henri Coullery | Portable treadle-lathe |
| CN109719568A (en) * | 2018-03-16 | 2019-05-07 | 邯郸学院 | A kind of numerically controlled lathe work pieces process process standard detection device |
| CN208879711U (en) * | 2018-10-27 | 2019-05-21 | 贵阳华丰航空科技有限公司 | A kind of numerically controlled lathe workpiece quick replacement device |
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| CN111230158A (en) | 2020-06-05 |
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