CN210756447U - Positioning fixture for machining hexagonal PCB milling cutter - Google Patents
Positioning fixture for machining hexagonal PCB milling cutter Download PDFInfo
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- CN210756447U CN210756447U CN201921613355.2U CN201921613355U CN210756447U CN 210756447 U CN210756447 U CN 210756447U CN 201921613355 U CN201921613355 U CN 201921613355U CN 210756447 U CN210756447 U CN 210756447U
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- milling cutter
- positioning fixture
- positioning
- hexagonal
- mounting groove
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Abstract
The utility model discloses a positioning fixture for processing a hexagonal PCB milling cutter, which relates to the technical field of milling cutters, comprising a positioning fixture body, wherein one end of the positioning fixture body is provided with a first hexagonal prism lug, the inside of the positioning fixture body is provided with a mounting groove, and a cutter tail lug groove is arranged at one side position of the inside of the positioning fixture body, which is close to the mounting groove, the outer wall of the positioning fixture body is provided with a mounting hole, the inside of the mounting groove is fixedly connected with a milling cutter bar through a hexagonal countersunk head bolt, one side of the inside of the positioning fixture body, which is close to the top of the mounting groove, is provided with a second clamping groove, the utility model blocks the cutter tail lug on the milling cutter through the cutter tail lug groove, the positioning fixture is more firm to the milling cutter, the positioning fixture does not need to be dismounted and mounted again after long-time, the milling cutter is prevented from falling off from the positioning clamp body, and a user can conveniently install the milling cutter.
Description
Technical Field
The utility model belongs to the technical field of milling cutter, concretely relates to hexagon PCB milling cutter is positioning fixture for processing.
Background
When the milling cutter is used for processing a hexagonal PCB, a rectangular PCB is mainly processed into a hexagonal PCB, the milling cutter needs to be positioned and clamped in the processing process, and a positioning clamp is needed at the moment.
However, the positioning fixture for machining the hexagonal PCB milling cutter in the current market cannot meet the use requirements, the positioning fixture mainly depends on a bolt fastener to fix the milling cutter, the milling cutter rotates at a high speed, the bolt is seriously worn on the surface of the milling cutter, the milling cutter is easy to loosen, the milling cutter does not have a clamping structure in the positioning fixture, the milling cutter is easy to pull out due to the pulling force, and the positioning fixture for machining the hexagonal PCB milling cutter is provided based on the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hexagon PCB milling cutter is positioning fixture for processing to the bolt that proposes in solving above-mentioned background is comparatively serious to the wearing and tearing on milling cutter surface, easily takes place not hard up, and does not have the chucking structure in the positioning fixture, and milling cutter is drawn the easy problem of being extracted of power.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hexagonal PCB milling cutter processing is with positioning fixture, includes the positioning fixture body, first hexagonal prism lug is installed to the one end of positioning fixture body, the mounting groove has been seted up to the inside of positioning fixture body, and one side position department that the inside of positioning fixture body is close to the mounting groove has seted up sword tail lug groove, the mounting hole has been seted up to the outer wall of positioning fixture body, hexagonal countersunk head bolt fixedly connected with milling cutter arbor is passed through to the inside of mounting groove, and milling cutter sword tail lug is installed to the one end of milling cutter arbor.
Preferably, a second clamping groove is formed in one side, close to the top of the mounting groove, of the inside of the positioning clamp body, and a first clamping groove is formed in the other side of the inside of the positioning clamp body.
Preferably, a milling cutter head is installed at one end of the milling cutter bar, a first clamping block is installed on one side of the outer wall of the milling cutter bar, and a second clamping block is installed on the other side of the outer wall of the milling cutter bar.
Preferably, the inner wall of the mounting groove is provided with a hard alloy inner plate, and one side of the hard alloy inner plate is provided with an inner plate fixture block.
Preferably, the hard alloy inner plate is of a circular arc-shaped structure, and the outer wall of the hard alloy inner plate is provided with anti-skid protrusions.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a sword tail lug groove blocks the milling cutter sword tail lug on with milling cutter, and milling cutter can not take place not hard up and rotate inside positioning fixture, and positioning fixture is fixed more firm to milling cutter, and the installation need not be dismantled again to long-time the use, need not change the fastener.
(2) The utility model discloses a first draw-in groove and second draw-in groove are favorable to pre-fixing milling cutter on anchor clamps before pressing from both sides tight milling cutter, and then the reuse fastener presss from both sides tight milling cutter, avoid milling cutter to drop from the positioning fixture body, and convenient to use person installs milling cutter, improves work efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the positioning jig body of the present invention;
fig. 3 is a side view of the positioning jig body of the present invention;
fig. 4 is a side view of the cutter bar of the milling cutter of the present invention;
in the figure: 1-a first hexagonal prism bump; 2-positioning the clamp body; 3-hexagonal countersunk head bolts; 4-a first fixture block; 5-a milling cutter head; 6-milling cutter arbor; 7-a milling cutter tail bump; 8-mounting holes; 9-mounting grooves; 10-a first card slot; 11-cemented carbide inner plates; 12-a cutter tail lug groove; 13-a second card slot; 14-inner plate fixture block; 15-second fixture block.
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. 1-4, the present invention provides the following technical solutions: a positioning clamp for processing a hexagonal PCB milling cutter comprises a positioning clamp body 2, a first hexagonal prism convex block 1 is arranged at one end of the positioning clamp body 2, an installation groove 9 is arranged inside the positioning clamp body 2, and a cutter tail convex block groove 12 is arranged at one side position of the inner part of the positioning clamp body 2 close to the mounting groove 9, a mounting hole 8 is arranged on the outer wall of the positioning clamp body 2, a milling cutter bar 6 is fixedly connected to the inner part of the mounting groove 9 through a hexagonal countersunk head bolt 3, the milling cutter bar 6 is mounted by adopting the hexagonal countersunk head bolt 3, a user can conveniently screw the hexagonal countersunk head bolt 3 with a tool, the strength of the user is saved, and the one end of milling cutter arbor 6 is installed milling cutter sword tail lug 7, and the cooperation of milling cutter sword tail lug 7 and sword tail lug groove 12 is transition fit, and milling cutter sword tail lug 7 tightly blocks into sword tail lug groove 12, is favorable to the installation of milling cutter to be fixed.
Further, a second clamping groove 13 is formed in one side, close to the top of the mounting groove 9, of the inside of the positioning fixture body 2, and a first clamping groove 10 is formed in the other side of the inside of the positioning fixture body.
Further, a milling cutter head 5 is installed at one end of the milling cutter bar 6, a first clamping block 4 is installed on one side of the outer wall of the milling cutter bar 6, and a second clamping block 15 is installed on the other side of the outer wall of the milling cutter bar 6.
Further, the inner wall of the mounting groove 9 is provided with a hard alloy inner plate 11, an inner plate fixture block 14 is arranged on one side of the hard alloy inner plate 11, the hard alloy inner plate 11 is made of various materials in a high-temperature environment, the hardness of the hard alloy inner plate is slightly lower than that of diamond, the hard alloy inner plate 11 has higher hardness, the hard alloy inner plate 11 can prevent the milling cutter bar 6 from wearing the inner wall of the mounting groove 9, and the service life of the positioning clamp body 2 is prolonged.
Further, the hard alloy inner plate 11 is of a circular arc-shaped structure, and the outer wall of the hard alloy inner plate 11 is provided with an anti-skid protrusion.
The utility model discloses a theory of operation and use flow: during the use, the user places positioning fixture body 2 down, then pass through the bolt fastening with positioning fixture body 2 on hexagonal PCB processing is with the milling machine, the handheld milling cutter arbor 6 of user, then insert milling cutter arbor 6 mounting groove 9, rotate milling cutter arbor 6, second draw-in groove 13 and first draw-in groove 10 are blocked respectively to first fixture block 4 and second fixture block 15, milling cutter sword tail lug 7 of milling cutter arbor 6 afterbody inserts in sword tail lug groove 12, fix milling cutter arbor 6 inside positioning fixture body 2 with hexagonal countersunk head bolt 3.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a hexagonal PCB milling cutter processing is with positioning fixture which characterized in that: including positioning fixture body (2), first hexagonal prism lug (1) is installed to the one end of positioning fixture body (2), mounting groove (9) have been seted up to the inside of positioning fixture body (2), and one side position department that the inside of positioning fixture body (2) is close to mounting groove (9) has seted up sword tail lug groove (12), mounting hole (8) have been seted up to the outer wall of positioning fixture body (2), hexagonal countersunk head bolt (3) fixedly connected with milling cutter arbor (6) are passed through to the inside of mounting groove (9), and milling cutter sword tail lug (7) are installed to the one end of milling cutter arbor (6).
2. The positioning jig for milling cutter working of hexagonal PCB as set forth in claim 1, wherein: a second clamping groove (13) is formed in one side, close to the top of the mounting groove (9), of the inside of the positioning clamp body (2), and a first clamping groove (10) is formed in the other side of the inside of the positioning clamp body.
3. The positioning jig for milling cutter working of hexagonal PCB as set forth in claim 1, wherein: the milling cutter is characterized in that a milling cutter head (5) is installed at one end of the milling cutter bar (6), a first clamping block (4) is installed on one side of the outer wall of the milling cutter bar (6), and a second clamping block (15) is installed on the other side of the outer wall of the milling cutter bar.
4. The positioning jig for milling cutter working of hexagonal PCB as set forth in claim 1, wherein: the inner wall of the mounting groove (9) is provided with a hard alloy inner plate (11), and one side of the hard alloy inner plate (11) is provided with an inner plate fixture block (14).
5. The positioning jig for milling cutter working of hexagonal PCB as set forth in claim 4, wherein: the hard alloy inner plate (11) is of a circular arc-shaped structure, and the outer wall of the hard alloy inner plate (11) is provided with anti-skid protrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921613355.2U CN210756447U (en) | 2019-09-26 | 2019-09-26 | Positioning fixture for machining hexagonal PCB milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921613355.2U CN210756447U (en) | 2019-09-26 | 2019-09-26 | Positioning fixture for machining hexagonal PCB milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210756447U true CN210756447U (en) | 2020-06-16 |
Family
ID=71051368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921613355.2U Active CN210756447U (en) | 2019-09-26 | 2019-09-26 | Positioning fixture for machining hexagonal PCB milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210756447U (en) |
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2019
- 2019-09-26 CN CN201921613355.2U patent/CN210756447U/en active Active
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