CN113561007B - Automobile die grinding damage detection device - Google Patents
Automobile die grinding damage detection device Download PDFInfo
- Publication number
- CN113561007B CN113561007B CN202111140357.6A CN202111140357A CN113561007B CN 113561007 B CN113561007 B CN 113561007B CN 202111140357 A CN202111140357 A CN 202111140357A CN 113561007 B CN113561007 B CN 113561007B
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- Prior art keywords
- grinding
- air flue
- rod
- switching
- mark
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/20—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/14—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation taking regard of the temperature during grinding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
- B24B55/03—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant designed as a complete equipment for feeding or clarifying coolant
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/28—Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
Abstract
The invention discloses an automobile die grinding damage detection device which comprises a shell, wherein a switching groove with a downward opening is formed in the shell, a switching motor is communicated with the inside of the left wall of the switching groove, the switching motor is connected with a switching rod in a rotating mode, a retainer is fixedly arranged at the lower end of the switching rod, and a retainer provided with a second grinding wheel is fixedly arranged at the rear end of the switching rod; the grinding wheel mounting device has the advantages that the grinding wheel can be replaced in a very short time after being damaged by improving the mounting of the grinding wheel, the downtime is reduced, the processing progress is accelerated, the temperature detection is added during grinding, an alarm is given when the grinding temperature exceeds the limited temperature, the processing smoothness can be kept by replacing the spare grinding wheel, the damage detection is carried out during processing, the grinding damage phenomenon can be known at the first time, workers can adjust the processing error at the first time, and the grinding quality is ensured.
Description
Technical Field
The invention relates to the technical field of grinding, in particular to a device for detecting grinding damage of an automobile die.
Background
Grinding processing, wherein the mechanical processing belongs to finish processing, and the processing amount is small and the precision is high; the carbon tool steel and the carburized and quenched steel parts which are widely applied in the mechanical manufacturing industry and are quenched by heat treatment often have a large number of regularly arranged grinding cracks on the surface which is basically vertical to the grinding direction during grinding, and the grinding cracks not only influence the appearance of the parts, but also directly influence the quality of the parts; the production time of the automobile mould is long, and because an automatic grinding and polishing technology is not available at present, ninety percent of work needs to be completed manually, the existing problems are that workers easily overheat the processing temperature of the surface of the mould during grinding, so that the size standard during grinding is caused, the phenomenon of small size is caused after cooling, the defects of overlong replacement time and excessive steps are caused after a grinding wheel is damaged, and more time is required for carrying out flaw detection on the mould after grinding, so that the production efficiency of the mould is influenced, the production cost of the mould is further increased, and the production period and the price of the mould are always the problems of mould production.
Disclosure of Invention
The invention aims to provide an automobile mould grinding damage detection device which is used for overcoming the defects in the prior art.
The grinding damage detection device for the automobile mould comprises a shell, wherein a switching groove with a downward opening is formed in the shell, a switching motor is communicated with the inside of the left wall of the switching groove, the switching motor is connected with a switching rod in a rotating mode, a retainer is fixedly arranged at the lower end of the switching rod, the retainer provided with a second grinding wheel is fixedly arranged at the rear end of the switching rod, a grinding system capable of quickly mounting the grinding wheel is arranged in the retainer, a temperature measurement system capable of measuring the temperature of the mould is arranged on the bottom surface of the retainer, a cooling pipe is fixedly arranged on the bottom surface of the rear side of the retainer, an extension rod is rotatably connected with the left end of the shell, a coil spring is fixedly arranged at the rotating connection position of the extension rod and the shell, a working rod is fixedly arranged on the bottom surface of the extension rod, a sliding cavity with a downward opening is formed in the working rod, an air pump is arranged on the sliding cavity, and an air passage is fixedly arranged at the lower end of the air pump, sliding connection has the subchannel in the air flue, be equipped with the ascending reposition of redundant personnel air flue of opening in the subchannel, the reposition of redundant personnel air flue runs through and the opening backward about having, sliding intracavity sliding connection has the test pen, the test pen with the subchannel passes through trigger bar fixed connection, the test pen with sliding chamber roof passes through reset spring fixed connection, the working lever surface is equipped with the mark system that can be for the mould mark of impaired department.
In the structure of the automobile mold grinding damage detection device, the grinding system comprises a motor fixedly arranged in the retainer, the front surface of the motor is rotatably connected with a rotating shaft, the retainer at the front and back symmetrical positions of the rotating shaft is rotatably connected with an optical shaft, the optical shaft and the rotating shaft are symmetrically provided with clamping dead cavities at the front and back positions, the clamping dead cavities are communicated with the inner wall of the symmetric center away from the symmetric center and provided with rotating cavities, the rotating cavities are rotatably connected with rotating rods, ejector rods extending into the clamping dead cavities are fixedly arranged at the upper ends of the rotating rods, a transmission shaft capable of being connected with the optical shaft and the rotating shaft in a clamping manner is arranged in the retainer, a first grinding wheel is fixedly arranged on the transmission shaft, spring cavities with outward openings are arranged in the transmission shaft, clamping blocks are slidably connected in the spring cavities, and the clamping blocks are fixedly connected with the inner walls of the spring cavities, therefore, the first grinding wheel can be quickly disassembled and assembled.
In the structure of the automobile mold grinding damage detection device, the temperature measurement system comprises a first sliding groove which is arranged in the retainer and has a downward opening, a temperature measurement rod is connected in the first sliding groove in a sliding mode, and the temperature measurement rod is fixedly connected with the top wall of the first sliding groove through a limiting spring, so that the temperature measurement rod can measure the temperature of the mold all the time.
Among the aforementioned detection device structure for grinding damage of automobile mold, the mark system is including setting firmly the dirt pipe that blows of working beam right wall, it blows the dirt air flue to blow intraductal being equipped with of dirt, blow the dirt air flue can with reposition of redundant personnel air flue intercommunication, the working beam left surface has set firmly first mark pipe, be equipped with first mark air flue in the first mark pipe, first mark air flue can with reposition of redundant personnel air flue intercommunication, first mark air flue internal setting has first colour block, the wall has set firmly second mark pipe behind the working beam, be equipped with second mark air flue in the second mark pipe, second mark air flue can with reposition of redundant personnel air flue intercommunication, second mark air flue internal setting has the second colour block, can let the dust removal air current can not disturb the mark air current like this.
In the structure of the device for detecting the grinding damage of the automobile mold, the first color block and the second color block are different in color and can ventilate.
In the structure of the device for detecting the grinding damage of the automobile mold, the cooling pipe sprays cooling liquid on the grinding surface.
The invention has the beneficial effects that: the grinding wheel mounting device has the advantages that the grinding wheel can be replaced in a very short time after being damaged by improving the mounting of the grinding wheel, the downtime is reduced, the processing progress is accelerated, the temperature detection is added during grinding, an alarm is given when the grinding temperature exceeds the limited temperature, the processing smoothness can be kept by replacing the spare grinding wheel, the damage detection is carried out during processing, the grinding damage phenomenon can be known at the first time, workers can adjust the processing error at the first time, and the grinding quality is ensured.
Drawings
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a schematic view of the internal structure of FIG. 1;
FIG. 3 is a schematic view of the structure at A-A in FIG. 2;
FIG. 4 is a schematic view of the structure at B-B in FIG. 2;
FIG. 5 is a schematic view of the temperature measuring rod of FIG. 3;
FIG. 6 is a schematic view of the first grinding wheel of FIG. 3;
as shown in the figure:
11. a housing; 13. ejecting the rod; 14. a rotation chamber; 15. rotating the rod; 16. clamping a dead cavity; 17. a clamping block; 18. a spring; 19. a spring cavity; 20. a drive shaft; 21. a holder; 22. a rotating shaft; 23. a cooling tube; 24. a motor; 25. switching a slot; 26. switching the motors; 27. a limiting spring; 28. a first sliding groove; 29. a second grinding wheel; 30. a temperature measuring rod; 31. an optical axis; 32. a first grinding wheel; 33. an extension pole; 34. a working lever; 35. an air pump; 36. an airway; 37. a shunt channel; 38. a dust blowing pipe; 39. a dust blowing air passage; 40. a trigger lever; 41. a sliding cavity; 42. a return spring; 43. a detection pen; 44. a first marker tube; 45. a first marker airway; 46. a first color patch; 47. a coil spring; 48. shunting an air passage; 49. a switch lever; 50. a second marker tube; 51. a second marker airway; 52. and a second color patch.
Detailed Description
For purposes of making the objects and advantages of the present invention more apparent, the following detailed description of the present invention will be taken in conjunction with the examples, it being understood that the following text is intended to describe only one type of automotive mold grinding damage detecting device or several specific embodiments of the present invention, and is not intended to strictly limit the scope of the invention as specifically claimed, and as used herein, the terms up, down, left and right are not limited to strict geometric definitions thereof, but include tolerances for machining or human error rationality and inconsistency, the following detailed description of the specific features of the automotive mold grinding damage detecting device:
referring to fig. 1-6, an automobile mold grinding damage detecting device according to an embodiment of the present invention includes a housing 11, a switching groove 25 with a downward opening is provided in the housing 11, a switching motor 26 is provided in a left wall of the switching groove 25, the switching motor 26 is rotatably connected to a switching rod 49, a holder 21 is fixedly provided at a lower end of the switching rod 49, the holder 21 provided with a second grinding wheel 29 is fixedly provided at a rear end of the switching rod 49, a grinding system 101 capable of quickly mounting the grinding wheel is provided in the holder 21, a temperature measuring system 102 capable of measuring temperature of a mold is provided at a bottom surface of the holder 21, a cooling pipe 23 is fixedly provided at a bottom surface of a rear side of the holder 21, an extension rod 33 is rotatably connected to a left end of the housing 11, a coil spring 47 is fixedly provided at a rotary connection position between the extension rod 33 and the housing 11, a working rod 34 is fixedly provided at a bottom surface of the extension rod 33, be equipped with the decurrent slip chamber 41 of opening in the work bar 34, be equipped with air pump 35 on the slip chamber 41, air pump 35 lower extreme has set firmly air flue 36, sliding connection has subchannel 37 in the air flue 36, be equipped with the ascending reposition of redundant personnel air flue 48 of opening in the subchannel 37, the opening that runs through and open backward about reposition of redundant personnel air flue 48 has, sliding connection has detection pen 43 in the slip chamber 41, detection pen 43 with subchannel 37 passes through trigger lever 40 fixed connection, detection pen 43 with the top wall of slip chamber 41 passes through reset spring 42 fixed connection, the surface of work bar 34 is equipped with the mark system 103 that can be the mould mark of impaired department.
As a further optimization of the technical solution, the grinding system 101 includes setting firmly the motor 24 in the holder 21, the motor 24 front surface rotates and is connected with the pivot 22 symmetrical position around the pivot 22 the rotation of the holder 21 is connected with the optical axis 31, the optical axis 31 with position symmetry is equipped with the card dead space 16 around in the pivot 22, the inner wall intercommunication that the symmetry center was kept away from to the card dead space 16 is equipped with the rotation chamber 14, the rotation of rotation chamber 14 is connected with the dwang 15, the dwang 15 upper end has set firmly the ejector pin 13 that extends to in the card dead space 16, be equipped with in the holder 21 can with the optical axis 31 with the transmission shaft 20 that the pivot 22 card is dead and is connected, set firmly first grinding wheel 32 on the transmission shaft 20, be equipped with the outside spring chamber 19 of opening in the transmission shaft 20, sliding connection has fixture block 17 in the spring chamber 19, the fixture block 17 is fixedly connected with the inner wall of the spring cavity 19 through the spring 18, when the damaged first grinding wheel 32 needs to be replaced, a user can wrestling the rotating rod 15 to rotate, driving the ejection rod 13 to push the fixture block 17 to be separated from the fixture dead cavity 16, simultaneously compressing the spring 18, then taking down the first grinding wheel 32, and replacing the new first grinding wheel 32 only by aligning the notch of the fixture block 17 with the optical axis 31 to insert.
As a further optimization of the technical solution, the temperature measuring system 102 includes a first sliding groove 28 which is arranged in the holder 21 and has a downward opening, a temperature measuring rod 30 is connected in the first sliding groove 28 in a sliding manner, the temperature measuring rod 30 is fixedly connected with the top wall of the first sliding groove 28 through a limiting spring 27, and when the grinding operation starts, the temperature measuring rod 30 contacts the mold and compresses the first sliding groove 28, so that the temperature measuring rod 30 can freely slide in the limiting spring 27.
As a further optimization of the technical solution, the marking system 103 includes a dust blowing pipe 38 fixedly disposed on the right wall of the working rod 34, a dust blowing air passage 39 is disposed in the dust blowing pipe 38, the dust blowing air passage 39 can be communicated with the diversion air passage 48, a first marking pipe 44 is fixedly disposed on the left surface of the working rod 34, a first marking air passage 45 is disposed in the first marking pipe 44, the first marking air passage 45 can be communicated with the diversion air passage 48, a first color block 46 is fixedly disposed in the first marking air passage 45, a second marking pipe 50 is fixedly disposed on the rear wall of the working rod 34, a second marking air passage 51 is disposed in the second marking pipe 50, the second marking air passage 51 can be communicated with the diversion air passage 48, a second color block 52 is fixedly disposed in the second marking air passage 51, when grinding work is performed, the air pump 35 is started to transmit air flow into the dust blowing air passage 39 through the air passage 36 and the diversion air passage 48, blow the near dust of test pen 43 and blow away of air current that dirt air flue 39 blew off, test pen 43 can be with the trigger bar 40 jack-up when meetting unsatisfactory boss, let reposition of redundant personnel air flue 48 aim at first mark air flue 45, make the air current mark the boss region through first colour block 46, test pen 43 can pull down trigger bar 40 when meetting unsatisfactory concave station, let reposition of redundant personnel air flue 48 aim at second mark air flue 51, make the second colour block 52 in the second mark air flue 51 of air current, mark the concave station.
As a further optimization of the present solution, the first color block 46 and the second color block 52 are different colors and can ventilate.
As a further optimization of the present technical solution, the cooling pipe 23 sprays cooling liquid on the grinding surface.
The invention discloses a device for detecting grinding damage of an automobile mold, which comprises the following working procedures:
when grinding is carried out, a worker holds the shell 11 to process the die, so that the first grinding wheel 32 grinds on the die, when the overheating phenomenon of the first grinding wheel 32 is detected by the temperature measuring rod 30, the worker can start the switching motor 26, rotate the switching rod 49, switch the first grinding wheel 32 into the second grinding wheel 29 to process the die, when the second grinding wheel 29 is overheated, the second grinding wheel 29 can be switched into the first grinding wheel 32 to continue working, if the first grinding wheel 32 or the second grinding wheel 29 is damaged, the worker can pull the rotating rod 15 to rapidly change the new grinding wheel, the detection pen 43 can detect whether the processed die meets the requirements, and mark a boss or a concave table on the unqualified part.
The invention has the beneficial effects that: the grinding wheel mounting device has the advantages that the grinding wheel can be replaced in a very short time after being damaged by improving the mounting of the grinding wheel, the downtime is reduced, the processing progress is accelerated, the temperature detection is added during grinding, an alarm is given when the grinding temperature exceeds the limited temperature, the processing smoothness can be kept by replacing the spare grinding wheel, the damage detection is carried out during processing, the grinding damage phenomenon can be known at the first time, workers can adjust the processing error at the first time, and the grinding quality is ensured.
While the invention has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents. Accordingly, the scope of the present invention should not be limited to the above-described embodiments, but should be defined not only by the appended claims, but also by equivalents thereof.
Claims (6)
1. The utility model provides an automobile mold grinding damage detection device, includes the shell, its characterized in that: a switching groove with a downward opening is formed in the shell, a switching motor is communicated with the left wall of the switching groove, the switching motor is rotatably connected with a switching rod, a retainer is fixedly arranged at the lower end of the switching rod, and the retainer provided with a second grinding wheel is fixedly arranged at the rear end of the switching rod;
a grinding system capable of quickly mounting a grinding wheel is arranged in the retainer, a temperature measuring system capable of measuring the temperature of the mold is arranged on the bottom surface of the retainer, a cooling pipe is fixedly arranged on the bottom surface of the rear side of the retainer, an extension rod is rotatably connected to the left end of the shell, a coil spring is fixedly arranged at the rotary connection position of the extension rod and the shell, a working rod is fixedly arranged on the bottom surface of the extension rod, a sliding cavity with a downward opening is formed in the working rod, and an air pump is arranged on the sliding cavity;
the air pump lower extreme has set firmly the air flue, sliding connection has the subchannel in the air flue, be equipped with the ascending reposition of redundant personnel air flue of opening in the subchannel, the reposition of redundant personnel air flue runs through and the opening backward opening about having, sliding connection has the detection pen in the slip chamber, detect the pen with the subchannel passes through trigger lever fixed connection, detect the pen with the slip chamber roof passes through reset spring fixed connection, the working beam surface is equipped with the mark system that can be the mould mark of impaired department.
2. The automobile die grinding damage detection device according to claim 1, characterized in that: grinding system is including setting firmly motor in the holder, the motor front surface rotates and is connected with the pivot symmetrical position around the pivot the holder internal rotation is connected with the optical axis, the optical axis with position symmetry is equipped with the card dead space around in the pivot, the inner wall intercommunication that the symmetry center was kept away from to the card dead space is equipped with the rotation chamber, it is connected with the dwang to rotate the intracavity rotation, the dwang upper end has set firmly and extends to the knockout rod of the dead intracavity of card, be equipped with in the holder can with the optical axis with the transmission shaft of the dead connection of pivot card, set firmly first grinding wheel on the transmission shaft, be equipped with the outside spring chamber of opening in the transmission shaft, spring intracavity sliding connection has the fixture block, the fixture block with the spring intracavity wall passes through spring fixed connection.
3. The automobile die grinding damage detection device according to claim 1, characterized in that: the temperature measuring system comprises a first sliding groove which is arranged in the retainer and has a downward opening, a temperature measuring rod is connected in the first sliding groove in a sliding mode, and the temperature measuring rod is fixedly connected with the top wall of the first sliding groove through a limiting spring.
4. The automobile die grinding damage detection device according to claim 1, characterized in that: the marking system is including setting firmly the dirt pipe that blows of working beam right side wall, it blows the dirt air flue to be equipped with in the dirt pipe, blow the dirt air flue can with reposition of redundant personnel air flue intercommunication, the working beam left surface has set firmly first marker tube, be equipped with first mark air flue in the first marker tube, first mark air flue can with reposition of redundant personnel air flue intercommunication, first mark air flue internal fixation has first colour block, the wall has set firmly second marker tube behind the working beam, be equipped with second mark air flue in the second marker tube, second mark air flue can with reposition of redundant personnel air flue intercommunication, second mark air flue internal fixation has the second colour block.
5. The automobile die grinding damage detection device according to claim 4, characterized in that: the first color block and the second color block are different colors and can ventilate.
6. The automobile die grinding damage detection device according to claim 1, characterized in that: the cooling pipe can spray cooling liquid on the grinding surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111140357.6A CN113561007B (en) | 2021-09-28 | 2021-09-28 | Automobile die grinding damage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111140357.6A CN113561007B (en) | 2021-09-28 | 2021-09-28 | Automobile die grinding damage detection device |
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| Publication Number | Publication Date |
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| CN113561007A CN113561007A (en) | 2021-10-29 |
| CN113561007B true CN113561007B (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111140357.6A Active CN113561007B (en) | 2021-09-28 | 2021-09-28 | Automobile die grinding damage detection device |
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| CN (1) | CN113561007B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116038479B (en) * | 2023-02-28 | 2023-10-03 | 南京艾曼达船舶设备制造有限公司 | Binding rod forging and polishing device and technology |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR964293A (en) * | 1947-04-11 | 1950-08-09 | ||
| GB892862A (en) * | 1958-07-21 | 1962-04-04 | Jones & Shipman A A Ltd | Instrumental control of precision grinding |
| JPS58217247A (en) * | 1982-06-04 | 1983-12-17 | Okuma Mach Works Ltd | Supervisory method of abnormal phenomenon at cutting |
| IT1299902B1 (en) * | 1998-03-13 | 2000-04-04 | Marposs Spa | HEAD, EQUIPMENT AND METHOD FOR CHECKING LINEAR DIMENSIONS OF MECHANICAL PARTS. |
| CN100482410C (en) * | 2007-07-13 | 2009-04-29 | 华映视讯（吴江）有限公司 | Milling mechanism and milling method |
| CN103231310B (en) * | 2013-05-15 | 2015-03-25 | 青岛理工大学 | Supply system for sub-cooling and nano particle jet flow minimal quantity lubrication coupled grinding medium |
| CN103878643A (en) * | 2014-03-10 | 2014-06-25 | 成都飞机工业（集团）有限责任公司 | Automatic warning device for numerical control cutting tool wear |
| CN211955161U (en) * | 2020-05-08 | 2020-11-17 | 西安宸凯瑞沃环保科技有限公司 | Automatic detection equipment for antirust test of polymer cutting oil |
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