CN203076656U - Rhombus positioning pin - Google Patents
Rhombus positioning pin Download PDFInfo
- Publication number
- CN203076656U CN203076656U CN 201220603815 CN201220603815U CN203076656U CN 203076656 U CN203076656 U CN 203076656U CN 201220603815 CN201220603815 CN 201220603815 CN 201220603815 U CN201220603815 U CN 201220603815U CN 203076656 U CN203076656 U CN 203076656U
- Authority
- CN
- China
- Prior art keywords
- alignment pin
- positioning pin
- rhombus
- hole
- pin
- 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
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Abstract
The utility model discloses a rhombus positioning pin. The rhombus positioning pin comprises the positioning pin, a positioning pin column, a sealing ring, a sliding sleeve, a fixture block, a dowel and a bolt. The positioning pin is characterized in that the positioning pin is installed on the positioning pin column; the positioning pin column is installed in the sliding sleeve; the sealing ring is installed in the sliding sleeve; the sliding sleeve is installed on a clamping apparatus; a counter bore and a guiding hole of the positioning pin are connected with a through hole in the middle of the positioning pin column at a same coaxial line and are connected with a chip removal through hole, wherein a cutting tool is guided and passes through the through hole. By using the rhombus positioning pin of the utility model, a positioning problem of a workpiece and a guiding problem of the cutting tool are effectively solved. Installation is easy and usage is convenient. The pin is safe and reliable.
Description
Technical field
The utility model relates to a kind of rhombus alignment pin that is used for the workpiece location.
Background technology
At present, traditional rhombus alignment pin has only the simple function of workpiece location usually, does not have the function of cutter guiding.
Summary of the invention
The purpose of this utility model is to disclose a kind of rhombus alignment pin that is used for workpiece location and cutter guiding simultaneously.
Technical solution of the present utility model is such, a kind of rhombus alignment pin, comprise alignment pin, positioning pin column, sealing ring, sliding sleeve, fixture block, pin, screw, it is characterized in that alignment pin (1) is installed on the positioning pin column (3), positioning pin column (3) is installed in the sliding sleeve (5), sealing ring (4) is installed in the sliding sleeve (5), sliding sleeve (5) is installed on the clamp body (10), on the centre bore coaxial aperture line of the counterbore (1E) of alignment pin (1), pilot hole (1B) and positioning pin column (3). and communicate.
The non-localization part that described alignment pin (1) inserts pin-and-hole offers symmetrical circular arc cylinder (1G), and the radius of the circular arc cylinder (1F) of 2 symmetries of this localization part of its radius is little.
The center of described alignment pin (1) offers the pilot hole (1B) of cutter, and its circular arc cylinder (1F) with the location is concentric.
The center of described alignment pin (1) offers the counterbore (1E) of avoiding cutter, and its diameter is bigger than Tool in Cutting section diameter.
The flange of described alignment pin (1) offers the chip removal inclined hole (1A) of circumference uniform distribution, and chip removal inclined hole (1A) communicates with pilot hole (1B), counterbore (1E).
The circular arc cylinder (1F) of described alignment pin (1) and (1G) with the intersection, inclined-plane of its flange face with fillet (1C) transition.
The center of described positioning pin column (3) offers the through hole that cutter is guided through.
The utility model has the advantages that: the non-localization part of alignment pin is the circular arc cylinder of 2 symmetries, guaranteed the intensity of alignment pin after the pilot hole of the counterbore of avoiding cutter and cutter has been offered at the center of alignment pin, efficiently solved the rhombus alignment pin the location of workpiece and the problem of cutter guiding.
Description of drawings
Fig. 1 is the overall structure figure of a kind of rhombus alignment pin of the utility model.
Fig. 2 is a kind of rhombus alignment pin of the utility model by the A of Fig. 1 to view.
Fig. 3 be a kind of rhombus alignment pin of the utility model install and use the arrangement works schematic diagram.
Among Fig. 1-Fig. 3, (1D pricks circular arc cylinder (1F), circular arc cylinder (1G), (1H pricks screw (2), positioning pin column (3), sealing ring (4), sliding sleeve (5), screw (6), fixture block (7), pin (8), shift fork (9), clamp body (10), workpiece (11), hole to be processed (11A), locating hole (11B), template (12), cutter (13), fairlead (14) to screw for alignment pin (1), chip removal inclined hole (1A), pilot hole (1B), fillet (1C), counterbore (1E), escape.
The specific embodiment
Below in conjunction with accompanying drawing, a specific embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model is not subjected to the restriction of the specific embodiment.
As Fig. 1-shown in Figure 2, the utility model rhombus alignment pin comprises alignment pin (1), positioning pin column (3), sealing ring (4), sliding sleeve (5), fixture block (7), pin (8), screw (2) and (6) etc.Alignment pin (1) is installed on the positioning pin column (3) by matched in clearance H6/h5, and it is fixing by 3 screws (2) circumferentially uniform on the flange, the non-localization part of alignment pin (1) insertion pin-and-hole offers the circular arc cylinder (1G) of 2 symmetries, the radius of the circular arc cylinder (1F) of 2 symmetries of this localization part of its radius is little by 0.2, the top at alignment pin (1) center offers the counterbore (1E) of avoiding cutter, its impossible footpath is bigger by 0.4 than Tool in Cutting section diameter, the bottom at alignment pin (1) center offers the pilot hole (1B) of cutter, its circular arc cylinder (1F) with the location is concentric, the flange of alignment pin (1) offers the chip removal inclined hole (1A) of 3 circumference uniform distributions, the escape of offering with the middle part at alignment pin (1) center (1D) communicates, the circular arc cylinder of alignment pin (1) and the intersection, inclined-plane of flange face with fillet excessively to improve fatigue strength, the flange of alignment pin (1) offers the screw (1H) of 2 symmetrical distributions, being screwed into respective screws when being used to change alignment pin (1) ejects it, positioning pin column (3) is installed in the sliding sleeve (5) by matched in clearance H6/g5, do the reciprocating motion of latch/pull pin, the center of positioning pin column (3) offers the through hole that the cutter guiding is passed through, sealing ring (4) is installed in the sliding sleeve (5), smooth out with the fingers in the iron filings band people sliding sleeve (5) when preventing positioning pin column (3) motion, sliding sleeve (5) is installed on the clamp body (10) by interference fits H7/j6, and be fixed on the clamp body (10) by screw (6) with fixture block (7), prevent that sliding sleeve (5) from moving, pin (8) is fixed on positioning pin column (3) bottom by interference fit H7/r6, shift fork (9) offers and the adaptive draw-in groove of pin (8), stirs positioning pin column (3) and alignment pin (1) is done the latch/motion of pulling pin by the rotation of shift fork (9).
Below in conjunction with Fig. 1-Fig. 3 the course of work of the present utility model is simply described:
As shown in Figure 3, the hole to be processed (11A) of workpiece (11) is concentric through hole with the locating hole (11B) of workpiece (11), this example is that hole to be processed (11A) is worked into the technological requirement size, workpiece (11) conveying is put in place, bolt mechanism turns over a suitable angle clockwise with shift fork (9) on the anchor clamps, stir positioning pin column (3) together with alignment pin (1) the latch stroke that moves up by the pin (8) of positioning pin column (3) bottom, alignment pin (1) is inserted the pin-and-hole (1 1B) of workpiece (11), clamp mechanism on the anchor clamps clamps workpiece then, so far finish the location of workpiece, clamp: guiding knife (13) is leading to the hole to be processed (11A) of passing workpiece (11) then, and enter the pilot hole (1B) at alignment pin (1) center, the back guiding of cutter (13) also enters the fairlead (14) of upper clamping fixture plate (12) simultaneously, so far finished guiding to cutter (13), then cutter (13) begins the hole to be processed (1 1A) of workpiece (11) is cut, an iron filings part that produces by cutter (13) leading to helicla flute discharge, a part is discharged by 3 chip removal inclined holes (1A) of alignment pin (1) flange, when cutter (13) cutting edge partly entered alignment pin (1) and avoids the counterbore (1E) of cutter, whole process was finished.
More than disclosed only be a specific embodiment of the present utility model, still, the utility model is not limited thereto, any those skilled in the art can think variation all should fall into protection domain of the present utility model.
Claims (7)
1. rhombus alignment pin, comprise alignment pin, positioning pin column, sealing ring, sliding sleeve, fixture block, pin, screw, it is characterized in that alignment pin (1) is installed on the positioning pin column (3), positioning pin column (3) is installed in the sliding sleeve (5), sealing ring (4) is installed in the sliding sleeve (5), sliding sleeve (5) is installed on the clamp body (10), on the centre bore coaxial aperture line of the counterbore (1E) of alignment pin (1), pilot hole (1B) and positioning pin column (3), and communicates.
2. a kind of rhombus alignment pin according to claim 1 is characterized in that the non-localization part of described alignment pin (1) insertion pin-and-hole offers the circular arc cylinder (1G) of symmetry, and the radius of the circular arc cylinder (1F) of 2 symmetries of its radius ratio localization part is little.
3. a kind of rhombus alignment pin according to claim 1 is characterized in that the center of described alignment pin (1) offers the pilot hole (1B) of cutter, and its circular arc cylinder (1F) with the location is concentric.
4. a kind of rhombus alignment pin according to claim 1 is characterized in that the center of described alignment pin (1) offers the counterbore (1 E) of avoiding cutter, and its diameter is bigger than Tool in Cutting section diameter.
5. a kind of rhombus alignment pin according to claim 1 is characterized in that the flange of described alignment pin (1) offers the chip removal inclined hole (1A) of circumference uniform distribution, and chip removal inclined hole (1A) communicates with pilot hole (1 B), counterbore (1 E).
6. a kind of rhombus alignment pin according to claim 1, it is characterized in that the circular arc cylinder (1F) of described alignment pin (1) and (1G) with the intersection, inclined-plane of its flange face with fillet (1C) transition.
7. a kind of rhombus alignment pin according to claim 1 is characterized in that the center of described positioning pin column (3) offers the through hole that cutter is guided through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220603815 CN203076656U (en) | 2012-11-15 | 2012-11-15 | Rhombus positioning pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220603815 CN203076656U (en) | 2012-11-15 | 2012-11-15 | Rhombus positioning pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203076656U true CN203076656U (en) | 2013-07-24 |
Family
ID=48822533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220603815 Expired - Fee Related CN203076656U (en) | 2012-11-15 | 2012-11-15 | Rhombus positioning pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203076656U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817542A (en) * | 2014-02-23 | 2014-05-28 | 钟大德 | Pin with orientation function |
| CN108436515A (en) * | 2018-03-23 | 2018-08-24 | 昆山冠品优精密机械有限公司 | Quick-clamping collet |
-
2012
- 2012-11-15 CN CN 201220603815 patent/CN203076656U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817542A (en) * | 2014-02-23 | 2014-05-28 | 钟大德 | Pin with orientation function |
| CN108436515A (en) * | 2018-03-23 | 2018-08-24 | 昆山冠品优精密机械有限公司 | Quick-clamping collet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130724 Termination date: 20171115 |