CN219966537U - Diamond coating hard tool bit - Google Patents
Diamond coating hard tool bit Download PDFInfo
- Publication number
- CN219966537U CN219966537U CN202321668029.8U CN202321668029U CN219966537U CN 219966537 U CN219966537 U CN 219966537U CN 202321668029 U CN202321668029 U CN 202321668029U CN 219966537 U CN219966537 U CN 219966537U
- Authority
- CN
- China
- Prior art keywords
- diamond coating
- tool bit
- diamond
- pole
- coating tool
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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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Links
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 112
- 239000010432 diamond Substances 0.000 title claims abstract description 112
- 238000000576 coating method Methods 0.000 title claims abstract description 85
- 239000011248 coating agent Substances 0.000 title claims abstract description 84
- 238000005553 drilling Methods 0.000 claims abstract description 33
- 239000000758 substrate Substances 0.000 claims abstract description 33
- 238000006073 displacement reaction Methods 0.000 claims description 22
- 238000010030 laminating Methods 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 abstract description 4
- 238000003801 milling Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010862 gear shaping Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Abstract
The utility model relates to the field of mechanical cutter accessories, and discloses a diamond coating hard cutter head, which comprises a hollow diamond coating cutter head base rod and drilling cutting parts formed by surrounding four groups of diamond coating hard substrates on the diamond coating cutter head base rod, wherein the diamond coating cutter head base rod is connected with the diamond coating hard substrates attached to the diamond coating cutter head base rod through four groups of substrate connecting columns, a cutting part operating mechanism for driving the drilling cutting parts to expand is arranged above the corresponding four groups of substrate connecting columns on the diamond coating cutter head base rod, a reset spring for resetting the diamond coating hard substrates is sleeved on the substrate connecting columns, and the four groups of diamond coating hard substrates can be synchronously and outwards expanded to form the drilling cutting parts with different drilling diameters, so that the diamond coating hard cutter head can meet the requirements of drilling operations with different sizes, and the functionality and the applicability of the diamond coating hard cutter head are improved.
Description
Technical Field
The utility model relates to the field of mechanical cutter accessories, in particular to a diamond coating hard cutter head.
Background
Tools can be divided into five types according to the form of the work piece processing surface: the cutters for processing various outer surfaces comprise turning tools, planing tools, milling cutters, outer surface broaches, files and the like; the hole processing cutter comprises a drill bit, a reamer, a boring cutter, a reamer, an inner surface broach and the like; the thread processing tool comprises a screw tap, a die, an automatic opening and closing thread cutting head, a thread turning tool, a thread milling cutter and the like; the gear processing cutter comprises a hob, a gear shaping cutter, a gear shaving cutter, a bevel gear, a broach and the like; the cutting tools include a cutting insert circular saw blade, a band saw, a hacksaw, a cutting tool, a saw blade milling cutter, and the like. In addition, there are combination cutters; over 30 years, the technology of coating the cutter rapidly develops, and coated cutters are widely applied. The coated high-speed steel cutter and the coated hard alloy cutter account for more than 50% of the total use amount of all cutters, and in order to improve the wear resistance of the existing reamer, diamond coatings are often used, but the diameters of cutting parts of the existing diamond coated reamer are constant, when drilling operations aiming at diameters of different sizes are carried out, the cutters with different thicknesses are required to be continuously replaced, the repeated operation is carried out, the process is tedious, time and labor are wasted, and the drilling operation efficiency is further affected.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a diamond coating hard tool bit, which solves the problems.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a diamond coating hard tool bit, includes cavity form diamond coating tool bit basic pole and by four sets of diamond coating hard base plates around the drilling cutting portion that forms on the diamond coating tool bit basic pole, the diamond coating tool bit basic pole is close to bottom department and slides and peg graft there are four sets of base plate spliced poles, and two adjacent base plate spliced poles are each other perpendicular in the diamond coating tool bit basic pole, the one end of base plate spliced pole flushes and fixedly connected with laminating diamond coating hard base plate of diamond coating tool bit basic pole with the outer wall of diamond coating tool bit basic pole, four sets of base plate spliced poles deviate from the end department of diamond coating hard base plate and are located the inner wall of diamond coating tool bit basic pole and have the interval space, the top that corresponds four sets of base plate spliced poles on the diamond coating tool bit basic pole is provided with the cutting portion operating device who is used for driving drilling cutting portion expansion, cup joint has been used for the reset spring of diamond coating hard base plate reset on the base plate spliced pole, and reset spring's both ends are fixed connection respectively on the inner wall of diamond coating tool bit basic pole and the outer wall of base plate spliced pole.
Preferably, the four groups of diamond coated hard substrates in the drilling cutting part are mutually adhered and attached to the outer wall of the diamond coated bit base rod, the bottom end of the drilling cutting part is lower than the bottom end of the diamond coated bit base rod, and the top end of the diamond coated bit base rod is higher than the top end of the drilling cutting part.
Preferably, the cutting portion operating means includes expansion cone piece, operation screwed ring and displacement ring, be provided with the screw thread district on the surface of corresponding drilling cutting portion top on the diamond coating tool bit basic pole, the diamond coating tool bit basic pole has rotated through the screw thread district and has cup jointed the operation screwed ring, the displacement ring of cover on the diamond coating tool bit basic pole is installed in the bottom rotation of operation screwed ring, the diamond coating tool bit basic pole corresponds and has seted up the spacing perpendicular groove of run-through on the both sides outer wall that is equipped with the screw thread district, correspond on the central line between the inner wall of displacement ring both sides fixedly connected with spacing horizontal pole, and the both ends of spacing horizontal pole pass the spacing perpendicular groove of both sides on the diamond coating tool bit basic pole respectively and with spacing perpendicular groove slip joint, spacing horizontal pole bottom midpoint department fixedly connected with connecting rod, the bottom fixedly connected with expansion cone piece of connecting rod, the expansion cone piece is big-end-up's cone.
Preferably, the bottom ends of the expansion cone members are positioned directly above the spacing gaps of the four groups of substrate connecting columns.
Preferably, the diameter of the displacement ring is larger than that of the operating threaded ring, and the inner wall of the displacement ring is not attached to the outer wall of the diamond coated bit base rod.
(III) beneficial effects
Compared with the prior art, the utility model provides the diamond coating hard tool bit, which has the following beneficial effects:
1. this diamond coating stereoplasm tool bit, accessible outwards expands four sets of diamond coating stereoplasm base plates in step, forms the drilling cutting portion of drilling diameter equidimension not to make this diamond coating stereoplasm tool bit can satisfy the demand of equidimension drilling operation, thereby improve the functional and the suitability of this diamond coating stereoplasm tool bit.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a diamond coated bit base rod of the present utility model;
FIG. 3 is a schematic view of a cutting portion operating mechanism according to the present utility model;
FIG. 4 is a schematic view of the structure of the drill cutting portion of the present utility model after expansion.
In the figure: 1. a diamond coated bit base rod; 2. a drill cutting portion; 3. a diamond coated hard substrate; 4. a cutting portion operating mechanism; 5. a substrate connection post; 6. a return spring; 7. expanding the cone member; 8. operating the threaded ring; 9. a displacement ring; 10. a connecting rod; 11. limiting vertical grooves; 12. a threaded region; 13. and a limiting cross bar.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a diamond coated hard cutter head includes a hollow diamond coated cutter head base rod 1 and a drilling cutting part 2 formed by surrounding four groups of diamond coated hard substrates 3 on the diamond coated cutter head base rod 1, wherein four groups of substrate connecting posts 5 are slidingly inserted near the bottom end of the diamond coated cutter head base rod 1, two adjacent groups of substrate connecting posts 5 in the diamond coated cutter head base rod 1 are mutually perpendicular, one end of each substrate connecting post 5 is flush with the outer wall of the diamond coated cutter head base rod 1 and fixedly connected with a diamond coated hard substrate 3 attached to the diamond coated cutter head base rod 1, the ends of the four groups of substrate connecting posts 5, which deviate from the diamond coated hard substrate 3, are positioned on the inner wall of the diamond coated cutter head base rod 1 and have a spacing gap, a cutting part operating mechanism 4 for driving the drilling cutting part 2 to expand is arranged above the corresponding four groups of substrate connecting posts 5, reset springs 6 for resetting the diamond coated hard substrate 3 are sleeved on the substrate connecting posts 5, and two ends of each reset spring 6 are respectively and fixedly connected to the inner wall of the diamond coated cutter head base rod 1 and the outer wall of the substrate connecting post 5.
Four groups of diamond coating hard substrates 3 in the drilling cutting part 2 are mutually adhered and attached to the outer wall of the diamond coating tool bit base rod 1, the bottom end of the drilling cutting part 2 is lower than the bottom end of the diamond coating tool bit base rod 1, and the top end of the diamond coating tool bit base rod 1 is higher than the top end of the drilling cutting part 2.
Cutting portion operating device 4 includes expansion cone 7, operating thread ring 8 and displacement ring 9, be provided with threaded zone 12 on the surface of corresponding drilling cutting portion 2 top on the diamond coating tool bit stock 1, diamond coating tool bit stock 1 has rotated through threaded zone 12 and has cup jointed operating thread ring 8, the displacement ring 9 of cover on diamond coating tool bit stock 1 is installed in the bottom rotation of operating thread ring 8, through type spacing perpendicular groove 11 has been seted up on the both sides outer wall that corresponds to be equipped with threaded zone 12 on the diamond coating tool bit stock 1, correspond on the middle line fixedly connected with spacing horizontal pole 13 between the inner wall of displacement ring 9 both sides, and the both ends of spacing horizontal pole 13 pass the spacing perpendicular groove 11 of both sides on the diamond coating tool bit stock 1 respectively and with spacing perpendicular groove 11 slip joint, the fixedly connected with connecting rod 10 in the middle point department of spacing horizontal pole 13 bottom, the bottom fixedly connected with expansion cone 7 of connecting rod 10, expansion cone 7 is big-end-up's cone.
The bottom of expansion cone 7 is located four base plate spliced pole 5 interval space department directly over, accessible rotation operation screwed ring 8 for operation screwed ring 8 drives displacement ring 9 and moves down, spacing horizontal pole 13 both ends and spacing perpendicular groove 11 spacing joint in the displacement ring 9, displacement ring 9 and spacing horizontal pole 13 accessible connecting rod 10 drive expansion cone 7 and move down in step, when the bottom of expansion cone 7 moves down and passes four base plate spliced pole 5 interval space, expansion cone 7 can constantly extrude four base plate spliced pole 5 in step and drive diamond coating stereoplasm base plate 3 to the outside of diamond coating tool bit basic pole 1 expand, can stretch reset spring 6 deformation simultaneously, can accomplish the change to drilling cutting portion 2.
The diameter of the displacement ring 9 is larger than that of the operating threaded ring 8, and the inner wall of the displacement ring 9 is not attached to the outer wall of the diamond coated bit base rod 1.
Working principle: according to the diamond coating hard cutter head, four groups of diamond coating hard substrates 3 can be synchronously and outwards expanded to form drilling cutting parts 2 with different drilling diameters, so that the diamond coating hard cutter head can meet the requirements of drilling operations with different sizes, the functionality and applicability of the diamond coating hard cutter head are improved, at the moment, the operating threaded ring 8 can be rotated to drive the displacement ring 9 to move downwards, two ends of a limiting cross rod 13 in the displacement ring 9 are in limiting clamping connection with the limiting vertical groove 11, the displacement ring 9 and the limiting cross rod 13 can drive the expansion cone piece 7 to move downwards synchronously through the connecting rod 10, when the bottom end of the expansion cone piece 7 continuously moves downwards to pass through a spacing gap between four groups of substrate connecting columns 5, the expansion cone piece 7 can continuously and synchronously extrude the four groups of substrate connecting columns 5 to drive the diamond coating hard substrate 3 to expand towards the outer side of the diamond coating cutter head base rod 1, and meanwhile the reset spring 6 can be stretched to deform, and the change of the drilling cutting parts 2 can be completed; after the operation is completed, the threaded ring 8 is operated in a reverse rotation mode, so that the expansion cone piece 7 moves upwards, and after the bottom end of the expansion cone piece 7 is not contacted with the four groups of substrate connecting columns 5, the deformed reset spring 6 can pull the substrate connecting columns 5 and the diamond coating hard substrate 3, and even if the four groups of diamond coating hard substrates 3 are completely attached to the outer surface of the diamond coating tool bit base rod 1, the original state is recovered.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A diamond coated hard bit, characterized in that: including cavity form diamond coating tool bit basic pole (1) and by four sets of diamond coating hard base plates (3) around drilling cutting portion (2) that form on diamond coating tool bit basic pole (1), diamond coating tool bit basic pole (1) are close to bottom department slip grafting and have four base plate spliced pole (5), and in diamond coating tool bit basic pole (1) adjacent two sets of base plate spliced pole (5) each other are perpendicular, the one end of base plate spliced pole (5) flushes with the outer wall of diamond coating tool bit basic pole (1) and fixedly connected with diamond coating hard base plate (3) of laminating diamond coating tool bit basic pole (1), and the end department that four base plate spliced poles (5) deviate from diamond coating hard base plate (3) is located the inner wall of diamond coating tool bit basic pole (1) and has the interval space, the top that corresponds four base plate spliced poles (5) on diamond coating tool bit basic pole (1) is provided with cutting portion operating device (4) that are used for driving drilling cutting portion (2) expansion, cup joint on base plate spliced pole (5) has been used for diamond coating hard base plate's (3) reset spring (6), and reset spring (6) on the base plate) and reset spring (1) are connected on the outer wall of diamond coating basic pole (1) respectively.
2. A diamond coated hard tip according to claim 1, wherein: four groups of diamond coating hard substrates (3) in the drilling cutting part (2) are mutually adhered and attached to the outer wall of the diamond coating tool bit base rod (1), the bottom end of the drilling cutting part (2) is lower than the bottom end of the diamond coating tool bit base rod (1), and the top end of the diamond coating tool bit base rod (1) is higher than the top end of the drilling cutting part (2).
3. A diamond coated hard tip according to claim 1, wherein: cutting portion operating device (4) including expansion cone spare (7), operation screwed ring (8) and displacement ring (9), be provided with screw thread district (12) on the surface of corresponding drilling cutting portion (2) top on diamond coating tool bit basic pole (1), diamond coating tool bit basic pole (1) has rotated through screw thread district (12) and has cup jointed operation screwed ring (8), displacement ring (9) of cover on diamond coating tool bit basic pole (1) are installed in the bottom rotation of operation screwed ring (8), diamond coating tool bit basic pole (1) correspond and have offered through spacing perpendicular groove (11) on the both sides outer wall that is equipped with screw thread district (12), correspond on the central line between the inner wall of displacement ring (9) both sides and be connected with spacing horizontal pole (13), and the both ends of spacing horizontal pole (13) pass spacing perpendicular groove (11) in both sides on diamond coating tool bit basic pole (1) respectively and with spacing perpendicular groove (11) sliding joint, the bottom midpoint fixedly connected with connecting rod (10) of spacing horizontal pole (13), the bottom fixedly connected with expansion cone (7) down on the expansion cone spare (7).
4. A diamond coated hard tip according to claim 3, wherein: the bottom ends of the expansion cone pieces (7) are positioned right above the spacing gaps of the four groups of substrate connecting columns (5).
5. A diamond coated hard tip according to claim 3, wherein: the diameter of the displacement ring (9) is larger than that of the operation thread ring (8), and the inner wall of the displacement ring (9) is not attached to the outer wall of the diamond coating tool bit base rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321668029.8U CN219966537U (en) | 2023-06-28 | 2023-06-28 | Diamond coating hard tool bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321668029.8U CN219966537U (en) | 2023-06-28 | 2023-06-28 | Diamond coating hard tool bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219966537U true CN219966537U (en) | 2023-11-07 |
Family
ID=88595792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321668029.8U Active CN219966537U (en) | 2023-06-28 | 2023-06-28 | Diamond coating hard tool bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219966537U (en) |
-
2023
- 2023-06-28 CN CN202321668029.8U patent/CN219966537U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |