CN213525350U - Medical concave milling cutter - Google Patents
Medical concave milling cutter Download PDFInfo
- Publication number
- CN213525350U CN213525350U CN202022261513.1U CN202022261513U CN213525350U CN 213525350 U CN213525350 U CN 213525350U CN 202022261513 U CN202022261513 U CN 202022261513U CN 213525350 U CN213525350 U CN 213525350U
- Authority
- CN
- China
- Prior art keywords
- cutter
- tool bit
- head
- screw
- milling cutter
- 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.)
- Expired - Fee Related
Links
- 238000003801 milling Methods 0.000 title claims abstract description 36
- 229910000851 Alloy steel Inorganic materials 0.000 claims abstract description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 5
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims description 8
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 239000010937 tungsten Substances 0.000 claims description 4
- 239000008280 blood Substances 0.000 abstract description 4
- 210000004369 blood Anatomy 0.000 abstract description 4
- 239000011248 coating agent Substances 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000005553 drilling Methods 0.000 description 3
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000007428 craniotomy Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Surgical Instruments (AREA)
- Milling Processes (AREA)
Abstract
The utility model discloses a medical concave milling cutter, including tool bit, cutter arbor, mounting groove, recess, installation head, pole body, connector, screw, sword head, lug, screw A, screw B and slot. The utility model has the advantages that: the tool bit is through inserting the lug and putting in the slot, and be detachable with the cutter arbor with the screw fixation and be connected, be convenient for dismantle the tool bit from the cutter arbor, make the tool bit can change alone, the cutter arbor surface is provided with the concave surface texture, be convenient for increase the frictional force on device surface, milling cutter landing when preventing to take and put milling cutter, the tool bit adopts the wolfram steel alloy to make, be convenient for improve the intensity of device, it is more durable to make it, scribble hydrophobic coating on cutter arbor and the tool bit, be convenient for prevent that blood or other tissue liquid from condensing on the device, make the device keep clean, the lug cross section is H shape, be convenient for make the tool bit can lock with the tool bit, it is inse.
Description
Technical Field
The utility model relates to a milling cutter specifically is a medical concave milling cutter belongs to cutting tool technical field.
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, cut-off workpieces and the like on a milling machine.
Milling cutters may be classified into cylindrical, face, three-edge, angle, saw blade, and T-shaped milling cutters. In medical treatment, milling cutters, such as corrective surgery, craniotomy, etc., are often used.
Present medical milling cutter simple structure, one of them, do not adopt tungsten steel alloy preparation milling cutter, milling cutter intensity is poor, permanent use can make its sharpness descend, make the wound smooth regular, influence the operation precision, its two, the anti-skidding processing is not done to the milling cutter blade, the doctor takes off the hand easily when putting, lead to the device to land, cause the pollution, it is third, tool bit and cutter arbor can not dismantle, when using milling cutter, generally all be the tool bit by wearing and tearing, the cutter arbor damages very little, but because current milling cutter arbor and tool bit are mostly the integral type, in case the tool bit wearing and tearing, just need change whole milling cutter, be unfavorable for saving the cost, also cause the waste of resource simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a medical concave milling cutter in order to solve the problems.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a medical concave milling cutter comprises a cutter head, a cutter bar, a mounting groove, a mounting head, a rod body, a connector, a screw, a cutter head, a bump, a screw hole A, a screw hole B and a slot; the cutter head and the cutter bar form a main body structure of the device, the cutter head is installed below the cutter bar, the cutter head is composed of a cutting head and a convex block, the cutter bar is composed of an installing head, a bar body and a connecting head, the installing head is fixedly connected with the top end of the bar body through welding, an installing groove is formed in the installing head, the top end of the connecting head is fixedly connected with the bottom end of the bar body through welding, a groove is formed in the connecting head, a screw hole B is formed in the surface of the groove, an inserting groove is formed in the bottom end of the connecting head, a screw is installed on the screw hole B, the convex block is arranged on the cutting head, the bottom end of the convex block is fixedly connected with the upper surface of the.
Preferably, in order to detach the cutter head from the cutter bar, the cutter head is detachably connected with the cutter bar by inserting the projection into the slot and fixing the projection with a screw.
Preferably, in order to increase the friction force of the surface of the device, the outer surface of the cutter bar is provided with concave textures.
Preferably, in order to improve the strength of the device, the tool bit is made of tungsten steel alloy.
Preferably, the blade shaft and blade tip are coated with a hydrophobic coating in order to prevent blood or other tissue fluid from coagulating on the device.
Preferably, in order to lock the cutter head with the cutter head, the cross section of the lug is H-shaped.
The utility model has the advantages that: this medical concave milling cutter reasonable in design, the tool bit is through inserting the lug and putting in the slot, and be detachable with the cutter arbor with the screw fixation and be connected, be convenient for dismantle the tool bit from the cutter arbor, make the tool bit change alone, the cutter arbor surface is provided with the concave surface texture, be convenient for increase the frictional force on device surface, milling cutter landing when preventing to take and put milling cutter, the tool bit adopts the wolfram steel alloy to make, be convenient for improve the intensity of device, it is more durable to make it, scribble hydrophobic coating on cutter arbor and the tool bit, be convenient for prevent that blood or other tissue liquid from condensing on the device, make the device keep clean, the lug cross section is H shape, be convenient for make the tool bit can die with the tool bit lock, it.
Drawings
FIG. 1 is a schematic view of the appearance structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of the split structure of the present invention.
In the figure: 1. the tool bit comprises a tool bit body, a tool bar body, a mounting groove, a mounting head, a shaft body, a connecting head, a screw, a blade head, a lug, a screw hole A, a screw hole B, a screw hole 13 and a slot, wherein the tool bit body comprises a tool bit 2, a tool bar 3, a mounting groove 4, a groove 5, a mounting head 6, a.
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 medical concave milling cutter includes a cutter head 1, a cutter bar 2, a mounting groove 3, a groove 4, a mounting head 5, a rod body 6, a connector 7, a screw 8, a blade head 9, a bump 10, a screw hole a11, a screw hole B12 and a slot 13; tool bit 1 and cutter arbor 2 constitute the device's major structure, and tool bit 1 installs in the below of cutter arbor 2, tool bit 1 comprises sword head 9 and lug 10, cutter arbor 2 comprises installation head 5, pole body 6 and connector 7, installation head 5 is fixed connection through the top of welding with pole body 6, and has seted up mounting groove 3 on it, the top of connector 7 is fixed connection through the bottom of welding with pole body 6, and has seted up recess 4 on the connector 7, the surface of recess 4 is provided with screw B12, slot 13 has been seted up to the bottom of connector 7, screw 8 is installed on screw B12, be provided with lug 10 on the sword head 9, and the bottom of lug 10 is fixed connection through the welding with the upper surface of sword head 9, be provided with screw A11 on lug 10.
The working principle is as follows: when the medical concave milling cutter is used, the device is firstly installed on a drilling machine through the installation head 5, the cutter head 1 is abutted to a part to be operated, the drilling machine is started, drilling can be carried out, when the cutter head 1 needs to be replaced, the screw 8 is only required to be unscrewed, the cutter head 1 is held to be pulled out, then a new cutter head 1 is replaced, and the screw 8 is screwed again.
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 (6)
1. A medical concave milling cutter is characterized in that: comprises a tool bit (1), a tool bar (2), a mounting groove (3), a groove (4), a mounting head (5), a tool shank (6), a connector (7), a screw (8), a cutting edge (9), a bump (10), a screw hole A (11), a screw hole B (12) and a slot (13); the cutter head (1) and the cutter bar (2) form a main structure of the device, the cutter head (1) is arranged below the cutter bar (2), the cutter head (1) consists of a blade head (9) and a convex block (10), the cutter bar (2) consists of an installing head (5), a rod body (6) and a connector (7), the installing head (5) is fixedly connected with the top end of the rod body (6) through welding, an installing groove (3) is formed in the installing head, the top end of the connector (7) is fixedly connected with the bottom end of the rod body (6) through welding, a groove (4) is formed in the connector (7), a screw hole B (12) is formed in the surface of the groove (4), a slot (13) is formed in the bottom end of the connector (7), a screw (8) is arranged on the screw hole B (12), the convex block (10) is arranged on the blade head (9), the bottom end of the lug (10) is fixedly connected with the upper surface of the blade head (9) through welding, and a screw hole A (11) is formed in the lug (10).
2. The medical concave milling cutter according to claim 1, wherein: the cutter head (1) is detachably connected with the cutter bar (2) through inserting the convex block (10) into the slot (13) and fixing the convex block with a screw (8).
3. The medical concave milling cutter according to claim 1, wherein: the outer surface of the cutter bar (2) is provided with concave textures.
4. The medical concave milling cutter according to claim 1, wherein: the tool bit (1) is made of tungsten steel alloy.
5. The medical concave milling cutter according to claim 1, wherein: hydrophobic coatings are coated on the cutter bar (2) and the cutter head (1).
6. The medical concave milling cutter according to claim 1, wherein: the cross section of the lug (10) is H-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022261513.1U CN213525350U (en) | 2020-10-13 | 2020-10-13 | Medical concave milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022261513.1U CN213525350U (en) | 2020-10-13 | 2020-10-13 | Medical concave milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213525350U true CN213525350U (en) | 2021-06-25 |
Family
ID=76497019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022261513.1U Expired - Fee Related CN213525350U (en) | 2020-10-13 | 2020-10-13 | Medical concave milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213525350U (en) |
-
2020
- 2020-10-13 CN CN202022261513.1U patent/CN213525350U/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: 20210625 |