CN110549259A - Small-size hot-pressing resin diamond grinding head tool, grinding head and grinding tool manufacturing method - Google Patents
Small-size hot-pressing resin diamond grinding head tool, grinding head and grinding tool manufacturing method Download PDFInfo
- Publication number
- CN110549259A CN110549259A CN201910758161.XA CN201910758161A CN110549259A CN 110549259 A CN110549259 A CN 110549259A CN 201910758161 A CN201910758161 A CN 201910758161A CN 110549259 A CN110549259 A CN 110549259A
- Authority
- CN
- China
- Prior art keywords
- resin diamond
- grinding head
- ring
- material frame
- small
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/0009—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
- B24D3/20—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
- B24D3/28—Resins or natural or synthetic macromolecular compounds
- B24D3/32—Resins or natural or synthetic macromolecular compounds for porous or cellular structure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention belongs to the field of high-precision optical part processing, and particularly relates to a small-size hot-pressing resin diamond grinding head tool and a grinding head and grinding tool manufacturing method. The small-size hot-pressing resin diamond grinding head tool comprises a bottom plate (1), a die frame (2), a material frame (3), a bottom ring (4), a pressing ring (5) and a core rod (6). The resin diamond grinding head is manufactured by utilizing the grinding head tool in a hot-press forming mode, and a resin diamond grinding tool is manufactured on the basis. The grinding tool prepared by the invention has high precision and small size, can be used for realizing high-precision grinding processing of deep and small holes of the laser gyroscope optical part, effectively reduces the roughness of the hole wall, improves the hole wall finishing quality and improves the long-term working stability of the laser gyroscope.
Description
Technical Field
The invention belongs to the field of high-precision optical part processing, and particularly relates to a small-size hot-pressing resin diamond grinding head tool and a grinding head and grinding tool manufacturing method.
Background
At present, in the field of processing deep small holes of laser gyroscope optical parts with the diameter smaller than 6mm, due to the lack of special tools, the precision polishing processing of hole walls is difficult to carry out, the roughness quality of the hole walls is easy to be low, impurities and other pollutants in the holes are attached, the product quality is influenced, and the long-term working stability of the laser gyroscope is reduced.
The resin diamond grinding tool is prepared by mixing diamond particles and a specific resin material and then carrying out hot pressing, is very suitable for precision polishing of hard and brittle materials such as glass and the like, has potential application value in polishing of deep and small holes of an optical part of a laser gyroscope, but in the current industry, the grinding tool mainly comprises a large-size grinding wheel, and a small-size resin diamond grinding tool product is still in a blank stage, and has no factory for production and manufacture because the size of a resin grinding head is too small, no special tool and process manufacturing scheme are provided, and the process difficulty is high when the hot pressing manufacturing is actually carried out, so special research is needed.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: aiming at the technical problem of processing of the small-size hot-pressing diamond grinding tool, the invention designs a small-size hot-pressing resin diamond grinding head tool with high manufacturing precision.
In addition, a small-size hot-pressing resin diamond grinding head and a method for manufacturing the grinding tool are also provided.
The technical scheme of the invention is as follows:
The small-size hot-pressing resin diamond grinding head tool comprises a bottom plate 1, a die frame 2, a material frame 3, a bottom ring 4, a pressing ring 5 and a core rod 6, wherein the die frame 2 is a hard flat plate with a plurality of small-size circular through holes and is arranged above the bottom plate 1, the material frame 3 is a cylindrical hard sleeve with a circular through hole in the center and is arranged in the circular through hole of the die frame 2, and the outer wall of the material frame 3 is in contact with the inner wall of the circular through hole of the die frame 2; the bottom ring 4 is a cylindrical hard sleeve with a circular through hole in the center and is arranged in the circular through hole of the material frame 3, and the outer wall of the bottom ring 4 is in contact with the inner wall of the circular through hole of the material frame 3; the compression ring 5 is a cylindrical hard sleeve with a circular through hole in the center and can be placed into the circular through hole of the material frame 3, and the outer wall of the compression ring 5 is in contact with the inner wall of the circular through hole of the material frame 3; the core rod 6 is a cylindrical hard rod and can be placed into the circular through holes of the bottom ring 4 and the pressure ring 5, and the outer wall of the core rod 6 is in contact with the inner walls of the circular through holes of the bottom ring 4 and the pressure ring 5.
The matching relations between the material frame 3 and the circular through hole of the die frame 2, between the bottom ring 4 and the material frame 3, between the compression ring 5 and the material frame 3 and between the mandril and the contact surfaces between the bottom ring 4 and the compression ring 5 are both in sliding fit.
The thickness of the material frame 3 is consistent with the thickness of the mould frame 2.
The thickness of the bottom ring 4 is one sixth to one fourth of the thickness of the material frame 3.
The thickness of the bottom ring 4 is one fourth to one half of the thickness of the material frame 3.
The length of the core rod 6 is 1-2 mm smaller than the thickness of the material frame 3.
The plate 1, the die frame 2, the material frame 3, the bottom ring 4, the press ring 5 and the mandril 6 are all made of hard metal.
A manufacturing method of a small-size resin diamond grinding head comprises the following steps of 1) flatly placing a bottom plate 1, and placing a mold frame 2 in the center of the bottom plate 1; 2) sequentially placing the material frames 3 in the circular through holes of the die frame 2, wherein the lower end surfaces of the material frames 3 are in contact with the bottom plate 1, and the upper end surfaces of the material frames 3 are flush with the upper surface of the die frame 2; 3) respectively placing a bottom ring 4 in each material frame 3, placing the bottom ring 4 at the bottom of the mold frame 3 and contacting with the bottom plate 1; 4) respectively placing a core rod 6 in each material frame 3, inserting the core rod 6 into the circular through hole of the bottom ring 4, and inserting the core rod 6 to the bottom to contact the flat plate 1; 5) filling resin diamond material in each material frame until the material frame is flush with the upper end of the core rod 6; 6) a compression ring 5 is put in each material frame to cover the resin diamond material; 7) hot pressing downwards from the upper end of the compression ring 5 by using a hot press; 8) after the hot press molding of the resin diamond material is finished, separating the die frame 2 from the flat plate 1, and sequentially taking out all the material frames 3 from the die frame 2; 9) sequentially taking out the bottom ring 4, the pressure ring 5, the resin diamond grinding head and the core rod 6 from each material frame 3; 10) and separating the bottom ring 4, the pressure ring 5 and the resin diamond grinding head, and drawing the core rod 6 out of the resin diamond grinding head, so that the resin diamond grinding head is manufactured.
According to the manufacturing method of the small-size resin diamond grinding head, the pressing amount of the hot press is controlled, and the pressing ring 5 is pressed to be flush with the upper surface of the die frame.
A method for manufacturing a small-size resin diamond grinding tool comprises the following steps of 1) manufacturing a metal grinding tool rod according to a manufactured resin diamond grinding head, wherein the metal grinding tool rod is divided into two sections with different outer diameters, the outer diameter of the front end of the metal grinding tool rod is small, the outer diameter of the rear end of the metal grinding tool rod is large, the outer diameter of the front end of the metal grinding tool rod is equal to the inner diameter of the resin diamond grinding head, the front end of the metal grinding tool rod and the rear end of the metal grinding tool rod can; 2) and (3) coating adhesive on the outer wall of the front end of the metal matrix and the step surface, then inserting the metal matrix into the inner hole of the resin diamond grinding head and tightly sleeving the metal matrix, and after the adhesive is dried and cured, finishing the manufacture of the small-size hot-pressing resin diamond grinding tool.
The invention has the beneficial effects that:
According to the small-size hot-pressing resin diamond grinding head tool, the grinding head and the grinding tool manufacturing method, batch manufacturing of the resin diamond grinding heads with the size not exceeding 6mm can be achieved through the designed hot-pressing mold of the resin diamond grinding head, the special grinding tool is manufactured through the method that the resin diamond grinding heads are bonded with the metal matrix tool body, the manufactured grinding tool is high in precision and small in size, and can be used for achieving high-precision grinding processing of deep and small holes of laser gyro optical parts, the hole wall roughness is effectively reduced, the hole wall finishing quality is improved, and the long-term working stability of the laser gyro is improved.
Drawings
FIG. 1 is a schematic view of a hot pressing mold device of a small-sized hot pressing resin diamond grinding tool of the invention
Fig. 2 is a sectional view of a hot press mold device of a small-sized hot press resin diamond grinding tool according to the present invention.
Wherein: 1-bottom plate, 2-die frame, 3-material frame, 4-bottom ring, 5-pressure ring and 6-core rod
Fig. 3 and 4 are schematic diagrams of the manufacturing process of the small-size hot-pressing resin diamond grinding head.
Fig. 5 is a schematic structural view of a small-sized hot-pressed resin diamond grinding tool.
Fig. 6 is a partial sectional view of the attachment portion of the grinding head to the metal base.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, the tool for manufacturing the small-sized hot-pressed resin diamond grinding head according to the present invention includes a bottom plate 1, a mold frame 2, a material frame 3, a bottom ring 4, a pressing ring 5, and a core rod 6.
The bottom plate 1 is a metal flat plate with a flat end face, and provides a complete supporting plane for a hot pressing process.
The die frame 2 is a metal flat plate with a plurality of small-size circular through holes, the external size of the die frame is smaller than that of the bottom plate 1, and air compression is avoided.
the material frame 3 is a cylindrical metal sleeve with a circular through hole in the center and can be placed into the circular through hole of the die frame 2, the outer wall of the material frame 3 is in contact with the inner wall of the circular through hole of the die frame 2, the two are in sliding fit, and the thickness of the material frame 3 is consistent with the thickness of the die frame 2 in size so as to ensure the hot pressing effect.
The bottom ring 4 is a cylindrical metal sleeve with a circular through hole in the center and can be placed into the circular through hole of the material frame 3, the outer wall of the bottom ring 4 is in contact with the inner wall of the circular through hole of the material frame 3, the matching relation between the bottom ring and the circular through hole is sliding fit, the thickness of the bottom ring 4 is generally about one fifth of the thickness of the material frame 3, and the hot pressing effect and the size of the grinding head are controlled.
The compression ring 5 is a cylindrical metal sleeve with a circular through hole in the center and can be placed into the circular through hole of the material frame 3, the outer wall of the compression ring 5 is in contact with the inner wall of the circular through hole of the material frame 3, the compression ring and the material frame are in sliding fit, the thickness of the bottom ring 4 is generally about one third of the thickness of the material frame 3, and the hot pressing effect is guaranteed and the size of a grinding head is controlled.
The core rod 6 is a cylindrical metal rod and can be placed into the circular through holes of the bottom ring 4 and the pressing ring 5, the outer wall of the core rod 6 is in contact with the inner wall of the circular through holes of the bottom ring 4 and the pressing ring 5 to control the size of an inner hole of the grinding head, the core rod 6 and the pressing ring are in sliding fit, the length of the core rod is generally 1-2 mm smaller than the thickness of the material frame 3, and the core rod is prevented from being damaged during hot pressing.
In addition, the plate 1, the die frame 2, the material frame 3, the bottom ring 4, the press ring 5 and the mandrel 6 are made of hard metal, and hard materials made of other materials can be adopted according to actual needs as long as the requirements of the hot pressing process can be met.
The actual manufacturing process of the small-size hot-pressing resin diamond grinding head is as follows:
Referring to fig. 2, firstly, the bottom plate 1 is laid flat, and the mold frame 2 is placed at the center position on the bottom plate 1;
Referring to fig. 3 and 4, the material frames 3 are sequentially placed in the circular through holes of the die frame 2, the lower end surfaces of the material frames 3 are in contact with the bottom plate 1, the upper end surfaces of the material frames 3 are flush with the upper surface of the die frame 2, the bottom ring 4 is respectively placed in each material frame 3, the bottom ring 4 is placed at the bottom of the die frame 3 and is in contact with the bottom plate 1, the core rods 6 are respectively placed in each material frame 3, the core rods 6 are inserted into the circular through holes of the bottom ring 4, the core rods 6 are inserted at the bottom and are in contact with the flat plate 1, the resin diamond material is filled in each material frame until the resin diamond material is flush with the upper ends of the core rods 6, the pressing ring 5 is placed in each material frame to cover the resin diamond material, the whole device is placed in a hot press, the hot press is carried out by the hot press from the upper end of the pressing ring 5 downwards, the pressing ring 5 is pressed to be flush with the upper surface of the die frame, after the hot press forming and cooling, and sequentially taking out the bottom ring 4, the pressure ring 5, the resin diamond grinding head and the mandril 6 from each material frame 3, separating the bottom ring 4, the pressure ring 5 and the resin diamond grinding head, and drawing out the mandril 6 from the resin diamond grinding head to finish the manufacture of the resin diamond grinding head.
When the small-size hot-pressing resin diamond grinding tool is manufactured, please refer to fig. 5, 1) according to the manufactured resin diamond grinding head, a metal substrate is manufactured, the metal substrate is used as a tool bar of the grinding tool, the metal substrate is tubular and is generally made of stainless steel material, the metal substrate is divided into two sections with different outer diameters, the outer diameter of the front end is small, the outer diameter of the rear end is large, the outer diameter of the front end is equal to the inner diameter of the resin diamond grinding head, the front end and the rear end can be in sliding fit, the length of the front end is slightly smaller than that of the resin diamond grinding head; 2) and (3) coating adhesive on the outer wall of the front end of the metal matrix and the step surface, then inserting the metal matrix into the inner hole of the resin diamond grinding head and tightly sleeving the metal matrix, and after the adhesive is dried and cured, finishing the manufacture of the small-size hot-pressing resin diamond grinding tool.
In conclusion, the invention designs a set of device and a method for manufacturing a small-size hot-pressing resin diamond grinding tool, the obtained grinding tool has high precision and small size, can grind and polish the deep small hole wall of the laser gyroscope, reduces the hole wall roughness, improves the hole wall polishing quality, and has great practical application value.
Claims (10)
1. The small-size hot-pressing resin diamond grinding head tool is characterized by comprising a bottom plate (1), a die frame (2), a material frame (3), a bottom ring (4), a pressing ring (5) and a core rod (6), wherein the die frame (2) is a hard flat plate with a plurality of small-size circular through holes and is arranged above the bottom plate (1), the material frame (3) is a cylindrical hard sleeve with a circular through hole in the center and is arranged in the circular through hole of the die frame (2), and the outer wall of the material frame (3) is in contact with the inner wall of the circular through hole of the die frame (2); the bottom ring (4) is a cylindrical hard sleeve with a circular through hole in the center and is arranged in the circular through hole of the material frame (3), and the outer wall of the bottom ring (4) is in contact with the inner wall of the circular through hole of the material frame (3); the compression ring (5) is a cylindrical hard sleeve with a circular through hole in the center and can be placed into the circular through hole of the material frame (3), and the outer wall of the compression ring (5) is in contact with the inner wall of the circular through hole of the material frame (3); the core rod (6) is a cylindrical hard rod and can be placed into the circular through holes of the bottom ring (4) and the pressing ring (5), and the outer wall of the core rod (6) is in contact with the inner walls of the circular through holes of the bottom ring (4) and the pressing ring (5).
2. The small-size hot-pressing resin diamond grinding head tool according to claim 1, wherein the matching relations between the material frame (3) and the circular through hole of the die frame (2), between the bottom ring (4) and the material frame (3), between the pressing ring (5) and the material frame (3), and between the core rod and the contact surfaces between the bottom ring (4) and the pressing ring (5) are all in sliding fit.
3. The small-size hot-pressing resin diamond grinding head tool according to claim 1, wherein the thickness of the material frame (3) is consistent with the thickness of the die frame (2).
4. The small-size hot-pressing resin diamond grinding head tool according to claim 1, wherein the thickness of the bottom ring (4) is one sixth to one fourth of the thickness of the material frame (3).
5. the small-sized hot-pressed resin diamond grinding head tool according to claim 1, wherein the thickness of the bottom ring (4) is one fourth to one half of the thickness of the material frame (3).
6. The small-size hot-pressing resin diamond grinding head tool according to claim 1, wherein the length of the core rod (6) is 1-2 mm smaller than the thickness of the material frame (3).
7. The small-size hot-pressing resin diamond grinding head tool according to claim 1, wherein the plate (1), the die frame (2), the material frame (3), the bottom ring (4), the pressing ring (5) and the core rod (6) are made of hard metal.
8. A manufacturing method of a small-size resin diamond grinding head is characterized in that 1) a bottom plate (1) is laid flat, and a mold frame (2) is placed at the center of the bottom plate (1); 2) sequentially placing the material frame (3) in the circular through hole of the die frame (2), wherein the lower end face of the material frame (3) is in contact with the bottom plate (1), and the upper end face of the material frame (3) is flush with the upper surface of the die frame (2); 3) a bottom ring (4) is placed in each material frame (3), and the bottom ring (4) is placed at the bottom of the mold frame (3) and is in contact with the bottom plate (1); 4) respectively placing a core rod (6) in each material frame (3), inserting the core rod (6) into the circular through hole of the bottom ring (4), and inserting the core rod (6) to the bottom to contact the flat plate (1); 5) filling resin diamond materials into each material frame until the resin diamond materials are flush with the upper end of the core rod (6); 6) putting a compression ring (5) in each material frame to cover the resin diamond material; 7) hot pressing is carried out downwards from the upper end of the compression ring (5) by a hot press; 8) after the hot press molding of the resin diamond material is finished, separating the die frame (2) from the flat plate (1), and sequentially taking out all material frames (3) from the die frame (2); 9) sequentially taking out the bottom ring (4), the pressure ring (5), the resin diamond grinding head and the core rod (6) from each material frame (3); 10) and separating the bottom ring (4), the pressure ring (5) and the resin diamond grinding head, and drawing out the core rod (6) from the resin diamond grinding head, so that the resin diamond grinding head is manufactured.
9. The method for manufacturing a small-sized resin diamond grinding head according to claim 8, wherein the pressing amount of the hot press is controlled to press the pressing ring (5) to be flush with the upper surface of the mold frame.
10. a method for manufacturing a small-sized resin diamond grinding tool, which is characterized in that 1) according to the manufactured resin diamond grinding head of claim 8, a metal grinding tool rod is manufactured and divided into two sections with different outer diameters, the outer diameter of the front end of the metal grinding tool rod is small, the outer diameter of the rear end of the metal grinding tool rod is large, the outer diameter of the front end of the metal grinding tool rod is equal to the inner diameter of the resin diamond grinding head, the front end of the metal grinding tool rod and the resin diamond grinding head can be in sliding fit, the length of the front end of the metal grinding; 2) and (3) coating adhesive on the outer wall of the front end of the metal matrix and the step surface, then inserting the metal matrix into the inner hole of the resin diamond grinding head and tightly sleeving the metal matrix, and after the adhesive is dried and cured, finishing the manufacture of the small-size hot-pressing resin diamond grinding tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910758161.XA CN110549259A (en) | 2019-08-16 | 2019-08-16 | Small-size hot-pressing resin diamond grinding head tool, grinding head and grinding tool manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910758161.XA CN110549259A (en) | 2019-08-16 | 2019-08-16 | Small-size hot-pressing resin diamond grinding head tool, grinding head and grinding tool manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110549259A true CN110549259A (en) | 2019-12-10 |
Family
ID=68737561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910758161.XA Pending CN110549259A (en) | 2019-08-16 | 2019-08-16 | Small-size hot-pressing resin diamond grinding head tool, grinding head and grinding tool manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110549259A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4035161A (en) * | 1974-03-06 | 1977-07-12 | Tyrolit-Schleifmittelwerke Swarovski K.G. | Grinding wheel and hub and method of forming the same |
| JPH1071569A (en) * | 1996-05-01 | 1998-03-17 | Osaka Diamond Ind Co Ltd | Super abrasive grain sintered member, tool using it, and its manufacture |
| CN102173021A (en) * | 2010-12-31 | 2011-09-07 | 东华机械有限公司 | Novel resin grinding wheel forming machine |
| CN203426873U (en) * | 2013-08-22 | 2014-02-12 | 上海鑫轮超硬磨具有限公司 | Cubic boron nitride internal grinding wheel with cooling hole and cooling groove |
| CN205630340U (en) * | 2016-03-29 | 2016-10-12 | 广东奔朗新材料股份有限公司 | Resin diamond -impregnated wheel and preparation mould thereof |
| CN108098609A (en) * | 2016-11-24 | 2018-06-01 | 丹阳市雅本化工技术有限公司 | A kind of parallel grinding wheel production mould |
| CN208697202U (en) * | 2018-08-07 | 2019-04-05 | 江苏赛扬精工科技有限责任公司 | Prepare the mold of ultra hard ceramic bonding agent inner circle grinding wheel |
-
2019
- 2019-08-16 CN CN201910758161.XA patent/CN110549259A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4035161A (en) * | 1974-03-06 | 1977-07-12 | Tyrolit-Schleifmittelwerke Swarovski K.G. | Grinding wheel and hub and method of forming the same |
| JPH1071569A (en) * | 1996-05-01 | 1998-03-17 | Osaka Diamond Ind Co Ltd | Super abrasive grain sintered member, tool using it, and its manufacture |
| CN102173021A (en) * | 2010-12-31 | 2011-09-07 | 东华机械有限公司 | Novel resin grinding wheel forming machine |
| CN203426873U (en) * | 2013-08-22 | 2014-02-12 | 上海鑫轮超硬磨具有限公司 | Cubic boron nitride internal grinding wheel with cooling hole and cooling groove |
| CN205630340U (en) * | 2016-03-29 | 2016-10-12 | 广东奔朗新材料股份有限公司 | Resin diamond -impregnated wheel and preparation mould thereof |
| CN108098609A (en) * | 2016-11-24 | 2018-06-01 | 丹阳市雅本化工技术有限公司 | A kind of parallel grinding wheel production mould |
| CN208697202U (en) * | 2018-08-07 | 2019-04-05 | 江苏赛扬精工科技有限责任公司 | Prepare the mold of ultra hard ceramic bonding agent inner circle grinding wheel |
Non-Patent Citations (1)
| Title |
|---|
| 邹文俊: "《有机模具制造》", 30 September 2001 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106746526B (en) | Glass heating graphite mold and manufacturing method thereof | |
| CN104176911A (en) | Efficient non-isothermal compression molding device and method of ultra-precision glass lens | |
| CN108911491A (en) | A kind of non-uniform thickness 3D bend glass method for processing forming | |
| CN111300095A (en) | Glue joint clamping method for finish machining of thin sheet parts | |
| CN110549259A (en) | Small-size hot-pressing resin diamond grinding head tool, grinding head and grinding tool manufacturing method | |
| CN103846435B (en) | A kind of composite die | |
| JPH0431328A (en) | Mold structure for forming optical element and press-molding method | |
| CN102216812A (en) | Aspheric lens manufacturing method | |
| CN206662908U (en) | The lapping device of micro lens | |
| CN104625985A (en) | Die special for grinding wheel forming | |
| CN205616774U (en) | Micro -structure carbide die | |
| US20060196229A1 (en) | Method for fabricating injection mold core | |
| CN101579827A (en) | Method for tooling large-diameter rubber-plastic sealing semi-finished product on vertical lathe | |
| CN104960130B (en) | Precise hot press molding mold for small-opening-diameter aspheric-surface glass lens | |
| CN204546324U (en) | A kind of abrasive wheel forming particular manufacturing craft | |
| CN214663648U (en) | Ceramic tube | |
| CN101972924B (en) | Silica gel bracelet die manufacturing method and die | |
| JP3203402B2 (en) | Optical element molding die, method of manufacturing the same, and optical element molding method | |
| JP2007070215A (en) | Molding die for optical lens | |
| CN219617378U (en) | Lens polishing jig | |
| JP2806947B2 (en) | Mold for optical parts | |
| CN213054011U (en) | Flexible polishing equipment for bearing ring | |
| CN218255752U (en) | Grinding wheel forming die | |
| CN110539208A (en) | Ceramic cover plate processing method and ceramic cover plate | |
| CN218226246U (en) | Cylindrical mirror processing tool with transition groove |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191210 |