CN210996744U - Deep hole forming milling cutter with detachable extension rod - Google Patents
Deep hole forming milling cutter with detachable extension rod Download PDFInfo
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- CN210996744U CN210996744U CN201921704663.6U CN201921704663U CN210996744U CN 210996744 U CN210996744 U CN 210996744U CN 201921704663 U CN201921704663 U CN 201921704663U CN 210996744 U CN210996744 U CN 210996744U
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- milling cutter
- extension bar
- rod
- centre gripping
- extension
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Abstract
The utility model discloses a deep hole shaping milling cutter with can dismantle extension bar, including draw together milling cutter head, the interior concave surface of milling cutter, milling cutter pole, anticorrosive coating, extension bar threaded connection head, extension bar body, centre gripping post in pole, centre gripping spacing ring, centre gripping post outer wall, shock attenuation transition layer, centre gripping post shaft, ring type antiskid line and extension bar internal thread. The anticorrosion coating adopts the anticorrosive coating, it is scribbled in milling cutter pole and extension bar body outside, the extension bar internal thread of milling cutter pole bottom and the extension bar threaded connection head of extension bar body upper end can be gone into to be connected soon, the extension bar internal thread of extension bar body bottom and the extension bar threaded connection head of the pole top department in the centre gripping post can go into to be connected soon, the milling cutter pole, the direction of pole interior screw in and the milling cutter of centre gripping post mill in extension bar body and centre gripping post cut opposite direction, the centre gripping spacing ring is the ring form setting in the centre gripping post outer wall outside, the centre gripping post shaft is the metal shaft, be provided with many rings of ring type antiskid lines on its periphery.
Description
Technical Field
The utility model relates to an establish milling cutter, specifically be a deep hole shaping milling cutter with can dismantle extension bar belongs to the processing equipment field.
Background
The milling cutter is a special rotary cutter for milling. The cutter is provided with one or more cutter teeth, and each cutter tooth is used for cutting off the machining allowance of a workpiece intermittently in sequence during operation. It is used for machining planes, grooves, forming surfaces, cutting workpieces, etc. Most of the existing milling cutters are made of hard alloy materials and have the advantages of strong cutting capability and corrosion resistance.
Deep hole machining is the hole with the diameter ratio of the length of the hole to the diameter of the hole larger than 10, the depth-diameter ratio of L/d is more than or equal to 100 under the general deep hole machining, for example, an oil cylinder hole, an axial oil hole of a shaft, a hollow main shaft hole, a hydraulic valve hole and the like are mostly adopted, some of the holes have higher machining precision and surface quality, and the cutting machinability of the machined material is poor, so that the deep hole machining is often a great difficulty in production.
Deep hole shaping milling cutter of selling on the existing market is various, however it still has some problems in the in-service use process, one of them, present deep hole shaping milling cutter pole body part does not have anticorrosive coating mostly, the physical corrosion easily causes when the staff takes and uses, cause the damage of milling cutter pole body, its two, present deep hole shaping milling cutter is integrative shaft-like mostly, its pole body part does not have the extension bar structure that can make things convenient for the extension, some restrictions on using have been caused, its three, present deep hole shaping milling cutter clamping part does not have restriction centre gripping and skid-proof structure mostly, clamping position is inaccurate and centre gripping frictional force is little when the centre gripping, the easy emergence is come off.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is just to provide a deep hole shaping milling cutter with can dismantle extension bar in order to solve above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a deep hole forming milling cutter with a detachable extension bar comprises a milling cutter head, a milling cutter inner concave surface, a milling cutter bar, an anti-corrosion coating, an extension bar threaded connector, an extension bar body, a clamping column inner rod, a clamping limiting ring, a clamping column outer wall, a damping transition layer, a clamping column body, annular anti-skid grains and extension bar internal threads; the milling cutter head is a milling cutter for deep hole forming, a thread-type milling cutter concave surface is arranged on the milling cutter body, the transition rod, the milling cutter rod, an anti-corrosion coating, a lengthening rod threaded connector, a lengthening rod body, a clamping column inner rod and an lengthening rod internal thread form a detachable lengthening rod body part of the milling cutter, the transition rod is positioned at the joint of the milling cutter head and the milling cutter rod and plays a role in transition buffering, the anti-corrosion coating is arranged on the outer sides of the milling cutter rod and the lengthening rod body, the bottom of the transition rod body is provided with an inwards concave lengthening rod internal thread, one end of the lengthening rod body is provided with the lengthening rod threaded connector, the other end of the lengthening rod body is provided with the lengthening rod internal thread, the clamping column inner rod is arranged at the center of the clamping column body, the lengthening rod threaded connector is arranged at the top end of the clamping column body, and the clamping limit ring, the clamping column outer, the centre gripping spacing ring sets up in the top outside of centre gripping post shaft, pole in the centre gripping post outer wall around the centre gripping post, the shock attenuation transition layer sets up the junction of pole and centre gripping post shaft in the centre gripping post, centre gripping post shaft is located the one end of whole milling cutter, and its peripheral border is provided with the anti-skidding line of loop type.
Preferably, in order to prevent corrosion during use and taking, the anti-corrosion coating is made of an anti-corrosion material coating which is uniformly coated on the surfaces of the milling cutter rod and the extension rod body, which are contacted with air, on the outer side.
Preferably, in order to facilitate screwing of the extension bar, the internal thread of the extension bar at the bottom end of the milling cutter rod is connected with the threaded connector of the extension bar at the upper end of the extension bar body in a threaded screwing manner.
Preferably, in order to fix the extension bar conveniently, the internal thread of the extension bar at the bottom end of the extension bar body is connected with the threaded connector of the extension bar at the top end of the clamping post in a threaded screwing-in manner.
Preferably, in order to prevent the force generated during milling from being screwed out of the threaded connection part, the screw threads among the milling cutter rod, the extension rod body and the clamping column inner rod are screwed in a direction opposite to the milling direction of the milling cutter.
Preferably, in order to limit the clamping position, the clamping limiting ring is annular and is arranged on the outer side of the top end of the outer wall of the clamping column above the column body of the clamping column.
Preferably, in order to prevent the clamping column from sliding off during clamping, the column body of the clamping column is a metal column body, a plurality of circles of annular anti-slip patterns are arranged on the peripheral surface of the column body, and the column body and the anti-slip patterns are fixedly connected.
The utility model has the advantages that: the deep hole forming milling cutter with the detachable extension bar is reasonable in design, the anti-corrosion coating is made of an anti-corrosion material coating and is uniformly coated on the outer side of the milling cutter bar and the outer side of the extension bar body, which are contacted with air, so that corrosion is prevented during use and taking, the internal thread of the extension bar at the bottom end of the milling cutter bar is in threaded screwing connection with the threaded connector of the extension bar at the upper end of the extension bar body, so that the extension bar is convenient to screw in, the internal thread of the extension bar at the bottom end of the extension bar body is in threaded screwing connection with the threaded connector of the extension bar at the top end of the inner rod of the clamping column, the extension bar is convenient to fix, the direction of the threaded screwing in between the milling cutter bar, the extension bar body and the inner rod of the clamping column is opposite to the direction of milling cutter, the threaded connection part is prevented from being screwed out by force generated, the position of the clamping is limited, the clamping column body is a metal column body, a plurality of circles of annular anti-skidding lines are arranged on the peripheral surface of the column body, and the clamping column body and the column body are fixedly connected to prevent the clamping column from sliding off during clamping.
Drawings
FIG. 1 is a general schematic view of the present invention;
FIG. 2 is a schematic view of the extension bar of the present invention;
fig. 3 is a schematic view of the structure of the coating layer of the shaft of the present invention.
In the figure: 1. milling cutter head, 2, milling cutter concave surface, 3, transition pole, 4, milling cutter pole, 5, anticorrosive coating, 6, extension bar threaded connection head, 7, extension bar body, pole in 8, the centre gripping post, 9, centre gripping spacing ring, 10, centre gripping post outer wall, 11, shock attenuation transition layer, 12, centre gripping post shaft, 13, ring type antiskid line and 14, extension bar internal thread.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, a deep hole forming milling cutter with a detachable extension bar comprises a milling cutter head 1, a milling cutter inner concave surface 2, a transition bar 3, a milling cutter bar 4, an anti-corrosion coating 5, an extension bar threaded connector 6, an extension bar body 7, a clamping column inner bar 8, a clamping limit ring 9, a clamping column outer wall 10, a damping transition layer 11, a clamping column body 12, annular anti-skid grains 13 and extension bar internal threads 14; milling cutter head 1 is milling cutter for deep hole shaping, is provided with screw thread type milling cutter concave surface 2 on its milling cutter sword body, this milling cutter's dismantled extension pole body part has been constituteed to transition pole 3, milling cutter arbor 4, anticorrosive coating 5, extension pole threaded connection head 6, extension pole body 7, pole 8 and extension pole internal thread 14 in the centre gripping post, transition pole 3 is located the junction of milling cutter head 1 and milling cutter arbor 4, plays the effect of transition buffering, equal anticorrosive coating 5 in milling cutter arbor 4 and extension pole body 7 outside, and its bottom is provided with the extension pole internal thread 14 of indent, extension pole body 7 one end is provided with extension pole threaded connection head 6, and the other end is equipped with extension pole internal thread 14, pole 8 in the centre gripping post sets up in the center department of centre gripping post shaft 12, and its top is provided with extension pole threaded connection head 6, centre gripping spacing ring 9, centre gripping post outer wall 10, extension pole external wall 10, This milling cutter's centre gripping post structure has been constituteed to shock attenuation transition layer 11, centre gripping post shaft 12 and loop type anti-skidding line 13, centre gripping spacing ring 9 sets up in the top outside of centre gripping post shaft 12, pole 8 in the centre gripping post is surrounded around to centre gripping post outer wall 10, shock attenuation transition layer 11 sets up the junction of pole 8 and centre gripping post shaft 12 in the centre gripping post, centre gripping post shaft 12 is located the one end of whole milling cutter, and its peripheral border is provided with loop type anti-skidding line 13.
The anti-corrosion coating 5 is made of anti-corrosion material and is uniformly coated on the contact surface of the outer sides of the milling cutter rod 4 and the extension rod body 7 with air to prevent corrosion during use and taking, the extension rod internal thread 14 at the bottom end of the milling cutter rod 4 is connected with the extension rod threaded connector 6 at the upper end of the extension rod body 7 in a threaded screwing-in manner to facilitate screwing in of an extension rod, the extension rod internal thread 14 at the bottom end of the extension rod body 7 is connected with the extension rod threaded connector 6 at the top end of the clamping column inner rod 8 in a threaded screwing-in manner to facilitate fixing of the extension rod, the direction of threaded screwing in among the milling cutter rod 4, the extension rod body 7 and the clamping column inner rod 8 is opposite to the milling direction of a milling cutter, the threaded connection part is prevented from being screwed out by force generated during milling, the clamping limiting ring 9 is in a circular ring shape and is arranged on the outer side of the, the clamping position is limited, the clamping column body 12 is a metal column body, a plurality of rings of annular anti-skidding threads 13 are arranged on the peripheral surface of the column body, and the clamping column body and the anti-skidding threads are fixedly connected to prevent the clamping column from sliding off during clamping.
The working principle is as follows: when using this deep hole shaping milling cutter with can dismantle extension bar, confirm the pole body length of needs earlier, then in the extension bar internal thread 14 of extension bar threaded connection head 6 screw in milling cutter pole 4 bottom with 7 upper ends of extension bar body, the extension bar threaded connection head 6 of 8 top departments in the extension bar internal thread 14 screw in centre gripping post of 7 bottom ends of extension bar body again, can repeat the secondary process, again with 12 centre gripping post shaft clamping blocks in, let the grip block clip the ring type anti-skidding line 13 in the outside, it can to make centre gripping spacing ring 9 support the grip block.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a deep hole shaping milling cutter with can dismantle extension bar which characterized in that: the milling cutter comprises a milling cutter head (1), a milling cutter inner concave surface (2), a transition rod (3), a milling cutter rod (4), an anti-corrosion coating (5), a lengthening rod threaded connector (6), a lengthening rod body (7), a clamping column inner rod (8), a clamping limiting ring (9), a clamping column outer wall (10), a damping transition layer (11), a clamping column body (12), annular anti-skidding patterns (13) and lengthening rod internal threads (14); the milling cutter head (1) is a milling cutter for deep hole forming, a thread-type milling cutter inner concave surface (2) is arranged on a milling cutter body, a detachable extension rod body part of the milling cutter is composed of a transition rod (3), a milling cutter rod (4), an anti-corrosion coating (5), an extension rod threaded connector (6), an extension rod body (7), a clamping column inner rod (8) and an extension rod inner thread (14), the transition rod (3) is positioned at the joint of the milling cutter head (1) and the milling cutter rod (4) and plays a role in transition buffering, the anti-corrosion coating (5) is respectively arranged on the outer sides of the milling cutter rod (4) and the extension rod body (7), the inner concave extension rod inner thread (14) is arranged at the bottom of the milling cutter rod body, one end of the extension rod body (7) is provided with the extension rod threaded connector (6), the other end of the extension rod body (14), the clamping column inner rod (8) is arranged at the center, its top is provided with extension bar threaded connection head (6), this milling cutter's centre gripping post structure has been constituteed to centre gripping spacing ring (9), centre gripping post outer wall (10), shock attenuation transition layer (11), centre gripping post shaft (12) and loop type antiskid line (13), centre gripping spacing ring (9) set up in the top outside of centre gripping post shaft (12), pole (8) in centre gripping post outer wall (10) surround in the centre gripping post, the junction of shock attenuation transition layer (11) setting pole (8) and centre gripping post shaft (12) in the centre gripping post, centre gripping post shaft (12) are located the one end of whole milling cutter, and its outer edge is provided with loop type antiskid line (13).
2. The milling cutter for deep hole formation with detachable extension bar according to claim 1, wherein: the anti-corrosion coating (5) is an anti-corrosion material coating and is uniformly coated on the surfaces of the outer sides of the milling cutter rod (4) and the extension rod body (7) which are in contact with air.
3. The milling cutter for deep hole formation with detachable extension bar according to claim 1, wherein: the extension bar internal thread (14) at the bottom end of the milling cutter rod (4) is connected with the extension bar threaded connector (6) at the upper end of the extension bar body (7) in a threaded screwing mode.
4. The milling cutter for deep hole formation with detachable extension bar according to claim 1, wherein: the extension bar is characterized in that extension bar internal threads (14) at the bottom end of the extension bar body (7) are connected with extension bar threaded connectors (6) at the top ends of the clamping post inner bars (8) in a threaded screwing-in manner.
5. The milling cutter for deep hole formation with detachable extension bar according to claim 1, wherein: the direction of screwing the threads among the milling cutter rod (4), the extension rod body (7) and the clamping column inner rod (8) is opposite to the milling direction of the milling cutter.
6. The milling cutter for deep hole formation with detachable extension bar according to claim 1, wherein: the clamping limiting ring (9) is in a circular ring shape and is arranged on the outer side of the top end of the clamping column outer wall (10) above the clamping column body (12).
7. The milling cutter for deep hole formation with detachable extension bar according to claim 1, wherein: the clamping column body (12) is a metal column body, and a plurality of circles of annular anti-skid grains (13) are arranged on the peripheral surface of the column body and fixedly connected with the column body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921704663.6U CN210996744U (en) | 2019-10-12 | 2019-10-12 | Deep hole forming milling cutter with detachable extension rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921704663.6U CN210996744U (en) | 2019-10-12 | 2019-10-12 | Deep hole forming milling cutter with detachable extension rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210996744U true CN210996744U (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921704663.6U Active CN210996744U (en) | 2019-10-12 | 2019-10-12 | Deep hole forming milling cutter with detachable extension rod |
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| Country | Link |
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| CN (1) | CN210996744U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115921190A (en) * | 2023-03-13 | 2023-04-07 | 济南科德智能科技有限公司 | Steel pipe spraying system |
-
2019
- 2019-10-12 CN CN201921704663.6U patent/CN210996744U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115921190A (en) * | 2023-03-13 | 2023-04-07 | 济南科德智能科技有限公司 | Steel pipe spraying system |
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