CN211360797U - Milling cutter capable of improving machining precision - Google Patents
Milling cutter capable of improving machining precision Download PDFInfo
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- CN211360797U CN211360797U CN201920664903.8U CN201920664903U CN211360797U CN 211360797 U CN211360797 U CN 211360797U CN 201920664903 U CN201920664903 U CN 201920664903U CN 211360797 U CN211360797 U CN 211360797U
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- milling cutter
- groove
- mounting groove
- mounting
- buffer spring
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- 238000003801 milling Methods 0.000 title claims abstract description 112
- 238000003754 machining Methods 0.000 title claims abstract description 29
- 238000009434 installation Methods 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims description 15
- 230000000694 effects Effects 0.000 abstract description 6
- 230000003139 buffering effect Effects 0.000 description 3
- 206010044565 Tremor Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012423 maintenance 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
- 230000009467 reduction Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model relates to a machining tool technical field just discloses an improve milling cutter of machining precision. The milling cutter capable of improving the machining precision comprises a milling cutter disc, a connecting hole, a positioning groove, a milling cutter, a mounting groove, a fixing device, a chip groove and a vibration damper, wherein the connecting hole is formed in the middle of the milling cutter disc. This improve milling cutter of machining precision, put into the mounting groove with milling cutter, because mounting groove width and milling cutter installation end width phase-match, so milling cutter puts into the mounting groove back, buffer spring promotes the fly leaf and draws close to the middle part, make fixture block and draw-in groove cooperation, through setting up buffer spring, make the fixture block can not break away from with the draw-in groove, the impact force is lower to buffer spring's damage simultaneously, the impact force that makes the fixture block receive is cushioned, can not make the fixture block become flexible, can make the fixture block card more firm on the contrary, and when heightening machining precision through fixing device, make milling cutter be convenient for install fixed and the effect of changing again.
Description
Technical Field
The utility model relates to a machining tool technical field specifically is an improve milling cutter of machining precision.
Background
A milling cutter is a rotating tool with one or more cutter teeth for milling. When in work, each cutter tooth cuts off the allowance of the workpiece in sequence and intermittently. The milling cutter is mainly used for processing planes, steps, grooves, formed surfaces, cutting off workpieces and the like on a milling machine, and can be divided into a cylindrical milling cutter, a face milling cutter, an end milling cutter and the like according to working requirements. The existing plane milling cutter generally comprises a milling cutter body and a plurality of cutter bodies correspondingly arranged on a cutter head, wherein a through hole is formed in the front face or the side face of each cutter body for a bolt to pass through, so that each cutter body can be detachably arranged in an accommodating groove of the milling cutter body, when the cutter bodies are worn or damaged in the milling process, the cutter blades can be directly replaced, the maintenance is convenient, and the cost is reduced.
The current milling cutter has the reasons of low precision in the working process; milling cutter passes through fastening screw fixed connection in milling cutter sword draw-in groove, milling cutter's structural strength depends on fastening screw's structural strength, when milling cutter during operation, the milling cutter sword receives great impact force, fastening screw is difficult to support for a long time, the milling cutter sword rocks easily, machining precision is lower, secondly, the cutting edge receives because lack the damping to milling cutter when the impact force, make milling cutter operation unstable, shake easily, lead to processing to appear the micro deviation, cause the machining precision to reduce.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an improve milling cutter of machining precision possesses the damping of being convenient for and improves advantages such as machining precision, has solved the low problem that reaches milling cutter receives the impact force to tremble of machining precision.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an improve milling cutter of machining precision, includes milling cutter dish, connecting hole, constant head tank, milling cutter, mounting groove, fixing device, chip groove and vibration damper, the connecting hole has been seted up at milling cutter dish middle part, the constant head tank has been seted up on the periphery behind the milling cutter dish, the mounting groove has been seted up on milling cutter dish's the positive periphery, the chip groove has been seted up to the both sides of mounting groove, fixing device is installed to mounting groove bottom both sides, vibration damper is all installed to milling cutter's both sides.
Fixing device includes buffer spring, stopper, spout, fly leaf, fixture block and draw-in groove, the draw-in groove has been seted up to milling cutter's installation end, mounting groove bottom both sides movable mounting has the fixture block, the top swing joint of fixture block has the fly leaf, the top swing joint of fly leaf has buffer spring, the equal swing joint in both sides has the spout in the left and right sides of fly leaf, the top fixed mounting of spout has the stopper.
Damping device includes disc spring, bracing piece, buffer block and movable rod, the bottom fixed mounting of mounting groove has the buffer block, mounting groove middle part both sides movable mounting has the movable rod, the left side swing joint of movable rod has disc spring, two fixed mounting has the bracing piece between the disc spring.
Further, buffer spring's top fixed connection is in the left and right sides of mounting groove, and buffer spring's bottom swing joint has the fly leaf, installs six buffer spring and two fly leaves on each milling cutter.
Furthermore, the clamping grooves are formed in the mounting end of the milling cutter, six clamping grooves are symmetrically formed in one milling cutter, and the clamping grooves are matched with the clamping blocks in position and size.
Furthermore, the length of spout is greater than the length of fixture block, and spout fixed mounting is in the top and the bottom of mounting groove, and the groove width of mounting groove and the installation end width phase-match of milling cutter.
Furthermore, the top end of the belleville spring is movably connected with a movable rod, the bottom end of the belleville spring is fixedly connected with a supporting rod, the supporting rod is in an A-shaped rod shape, the supporting rod is fixedly installed inside the circumferential surface of the milling cutter disc, and the supporting rod and the belleville spring are installed inside the circumferential surface between the adjacent installation grooves.
Further, the right-hand member swing joint of movable rod is at the middle part of milling cutter, and all has movable rod swing joint in the middle part of the both sides of milling cutter, and the one end movable mounting that milling cutter was kept away from to the movable rod is inside the right circumference of milling cutter dish.
The utility model has the advantages that:
1. this improve milling cutter of machining precision, put into the mounting groove with milling cutter, because mounting groove width and milling cutter installation end width phase-match, so milling cutter puts into the mounting groove back, buffer spring promotes the fly leaf and draws close to the middle part, make fixture block and draw-in groove cooperation, through setting up buffer spring, make the fixture block can not break away from with the draw-in groove, the impact force is lower to buffer spring's damage simultaneously, the impact force that makes the fixture block receive is cushioned, can not make the fixture block become flexible, can make the fixture block card more firm on the contrary, and when heightening machining precision through fixing device, make milling cutter be convenient for install fixed and the effect of changing again.
2. This improve milling cutter of machining precision through setting up disc spring and buffer block for milling cutter can deliver to disc spring through the movable rod with the impact force when receiving the impact force, thereby disc spring carries out the damping buffering, passes the residual force to the bracing piece simultaneously, and the bracing piece is A type pole, and its impact force that receives is less than initial impact force far away, makes milling cutter's rotation more steady, has also reached the effect of damping when improving the machining precision.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a perspective view of the present invention;
fig. 2 is a top view of the fixing device of the present invention;
fig. 3 is a schematic view of the damping device of the present invention.
Description of reference numerals: 1-milling cutter disc, 2-connecting hole, 3-positioning groove, 4-milling cutter, 5-mounting groove, 6-fixing device, 601-buffer spring, 602-limiting block, 603-sliding groove, 604-movable plate, 605-clamping block, 606-clamping groove, 7-chip groove, 8-vibration damping device, 801-belleville spring, 802-supporting rod, 803-buffer block and 804-movable rod.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-3, a milling cutter for improving the machining precision comprises a milling cutter disc 1, a connecting hole 2, a positioning groove 3, a milling cutter 4, a mounting groove 5, a fixing device 6, a chip discharge groove 7 and a vibration damping device 8, wherein the connecting hole 2 is formed in the middle of the milling cutter disc 1, the positioning groove 3 is formed in the rear circumferential surface of the milling cutter disc 1, the mounting groove 5 is formed in the front circumferential surface of the milling cutter disc 1, the chip discharge groove 7 is formed in two sides of the mounting groove 5, the fixing device 6 is mounted on two sides of the bottom of the mounting groove 5, and the vibration damping device 8 is.
The fixing device 6 comprises a buffer spring 601, a limiting block 602, sliding grooves 603, a movable plate 604, a clamping block 605 and clamping grooves 606, wherein the mounting end of the milling cutter 4 is provided with the clamping grooves 606, the clamping grooves 606 are arranged at the mounting end of the milling cutter 4, one milling cutter 4 is symmetrically provided with six clamping grooves 606, the positions and the sizes of the clamping grooves 606 and the clamping block 605 are matched, the clamping blocks 605 are movably mounted at two sides of the bottom of the mounting groove 5, the top end of the clamping block 605 is movably connected with the movable plate 604, the top end of the movable plate 604 is movably connected with the buffer spring 601, the top end of the buffer spring 601 is fixedly connected with the left side and the right side of the mounting groove 5, the bottom end of the buffer spring 601 is movably connected with the movable plate 604, each milling cutter 4 is provided with six buffer springs 601 and two movable plates 604, the left side and the, the groove width of mounting groove 5 and milling cutter 4's installation end width phase-match, the top fixed mounting of spout 603 has stopper 602, put into mounting groove 5 with milling cutter 4, because mounting groove 5 groove width and milling cutter 4 installation end width phase-match, so milling cutter 4 puts into mounting groove 5 back, buffer spring 601 promotes fly leaf 604 and draws close to the middle part, make fixture block 605 and draw-in groove 606 cooperate, through setting up buffer spring 601, make fixture block 605 can not break away from with draw-in groove 606, the impact force is lower to buffer spring 601's damage simultaneously, make the impact force that fixture block 605 received obtain the buffering, can not make fixture block 605 become flexible, can make fixture block 605 block card more firm on the contrary, and when heightening the machining precision through fixing device 6, make milling cutter be convenient for the effect of installation fixed and change again.
The damping device 8 comprises a belleville spring 801, a support rod 802, a buffer block 803 and a movable rod 804, the bottom of the mounting groove 5 is fixedly provided with the buffer block 803, two sides of the middle of the mounting groove 5 are movably provided with the movable rods 804, the right end of each movable rod 804 is movably connected with the middle of the milling cutter 4, the middle parts of two sides of the milling cutter 4 are movably connected with each other by the movable rods 804, one end of each movable rod 804 far away from the milling cutter 4 is movably arranged inside the right circumferential surface of the milling cutter head 1, the left side of each movable rod 804 is movably connected with the belleville spring 801, the top end of each belleville spring 801 is movably connected with the corresponding movable rod 804, the bottom end of each belleville spring 801 is fixedly connected with the support rod 802, the support rod 802 is in an A-shaped rod shape, the support rod 802 is fixedly arranged inside the, through setting up belleville spring 801 and buffer block 803 for milling cutter 4 can send the impact force to belleville spring 801 through movable rod 804 when receiving the impact force, thereby belleville spring 801 carries out the damping buffering, passes to bracing piece 802 with the residual force simultaneously, and bracing piece 802 is A type pole, and the impact force that it received is less than initial impact force far away, makes milling cutter 4's rotation more steady, has also reached the effect of damping when improving the machining precision.
When the milling cutter is used, the milling cutter 4 is placed into the mounting groove 5, the width of the mounting groove 5 is matched with that of the mounting end of the milling cutter 4, after the milling cutter 4 is placed into the mounting groove 5, the buffer spring 601 pushes the movable plate 604 to be close to the middle part, the fixture block 605 is matched with the clamping groove 606, the fixture block 605 is not separated from the clamping groove 606 due to the arrangement of the buffer spring 601, meanwhile, the damage of impact force to the buffer spring 601 is low, the impact force applied to the fixture block 605 is buffered, the fixture block 605 is not loosened, the fixture block 605 is clamped more firmly, the milling cutter is convenient to mount, fix and replace due to the arrangement of the butterfly spring 801 and the buffer 803 while the machining precision is improved, the impact force can be transmitted to the butterfly spring 801 through the movable rod 804 when the milling cutter 4 is subjected to the impact force, and the butterfly spring 801 is subjected to vibration damping, meanwhile, the residual force is transmitted to the supporting rod 802, the supporting rod 802 is an A-shaped rod, and the received impact force is far smaller than the initial impact force, so that the milling cutter 4 can rotate more stably, and the vibration reduction effect is achieved while the processing precision is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides an improve milling cutter of machining precision, includes milling cutter dish (1), connecting hole (2), constant head tank (3), milling cutter (4), mounting groove (5), fixing device (6), chip groove (7) and vibration damper (8), its characterized in that: a connecting hole (2) is formed in the middle of the milling cutter disc (1), a positioning groove (3) is formed in the rear circumferential surface of the milling cutter disc (1), a mounting groove (5) is formed in the front circumferential surface of the milling cutter disc (1), chip grooves (7) are formed in two sides of the mounting groove (5), fixing devices (6) are mounted on two sides of the bottom of the mounting groove (5), and vibration damping devices (8) are mounted on two sides of the milling cutter (4);
the fixing device (6) comprises a buffer spring (601), a limiting block (602), a sliding groove (603), a movable plate (604), a clamping block (605) and a clamping groove (606), the clamping groove (606) is formed in the mounting end of the milling cutter (4), the clamping block (605) is movably mounted on two sides of the bottom of the mounting groove (5), the movable plate (604) is movably connected to the top end of the clamping block (605), the buffer spring (601) is movably connected to the top of the movable plate (604), the sliding groove (603) is movably connected to the left side and the right side of the movable plate (604), and the limiting block (602) is fixedly mounted at the top end of the sliding;
damping device (8) include belleville spring (801), bracing piece (802), buffer block (803) and movable rod (804), the bottom fixed mounting of mounting groove (5) has buffer block (803), mounting groove (5) middle part both sides movable mounting has movable rod (804), the left side swing joint of movable rod (804) has belleville spring (801), two fixed mounting has bracing piece (802) between belleville spring (801).
2. The milling cutter for improving machining accuracy according to claim 1, wherein: the top end fixed connection of buffer spring (601) is in the left and right sides of mounting groove (5), and the bottom swing joint of buffer spring (601) has fly leaf (604), installs six buffer spring (601) and two fly leaf (604) on each milling cutter (4).
3. The milling cutter for improving machining accuracy according to claim 1, wherein: the clamping grooves (606) are formed in the mounting end of the milling cutter (4), six clamping grooves (606) are symmetrically formed in one milling cutter (4), and the positions and the sizes of the clamping grooves (606) are matched with those of the clamping blocks (605).
4. The milling cutter for improving machining accuracy according to claim 1, wherein: the length of the sliding groove (603) is greater than that of the clamping block (605), the sliding groove (603) is fixedly installed at the top end and the bottom end of the installation groove (5), and the groove width of the installation groove (5) is matched with the width of the installation end of the milling cutter (4).
5. The milling cutter for improving machining accuracy according to claim 1, wherein: the top end of the butterfly spring (801) is movably connected with a movable rod (804), the bottom end of the butterfly spring (801) is fixedly connected with a supporting rod (802), the supporting rod (802) is an A-shaped rod, the supporting rod (802) is fixedly installed inside the circumferential surface of the milling cutter disc (1), and the supporting rod (802) and the butterfly spring (801) are installed inside the circumferential surface between the adjacent installation grooves (5).
6. The milling cutter for improving machining accuracy according to claim 1, wherein: the right-hand member swing joint of movable rod (804) is in the middle part of milling cutter (4), and the both sides middle part of milling cutter (4) all has movable rod (804) swing joint, and the one end movable mounting that milling cutter (4) were kept away from in movable rod (804) is inside the right circumference of milling cutter dish (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920664903.8U CN211360797U (en) | 2019-05-09 | 2019-05-09 | Milling cutter capable of improving machining precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920664903.8U CN211360797U (en) | 2019-05-09 | 2019-05-09 | Milling cutter capable of improving machining precision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211360797U true CN211360797U (en) | 2020-08-28 |
Family
ID=72159922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920664903.8U Expired - Fee Related CN211360797U (en) | 2019-05-09 | 2019-05-09 | Milling cutter capable of improving machining precision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211360797U (en) |
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2019
- 2019-05-09 CN CN201920664903.8U patent/CN211360797U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200828 |