CN210762645U - Golden finger rod chain mechanism - Google Patents
Golden finger rod chain mechanism Download PDFInfo
- Publication number
- CN210762645U CN210762645U CN201921061156.5U CN201921061156U CN210762645U CN 210762645 U CN210762645 U CN 210762645U CN 201921061156 U CN201921061156 U CN 201921061156U CN 210762645 U CN210762645 U CN 210762645U
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- circular arc
- chain
- mounting hole
- golden finger
- side circular
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Abstract
The utility model relates to a golden finger rod chain mechanism, which comprises a chain pin and a chain sheet; the outer contour of the chain sheet is provided with a left end circular arc, an inner side circular arc, a right end circular arc and an outer side circular arc which are in smooth transition, the left end circular arc and the right end circular arc are outwards convex circular arcs, the inner side circular arc and the outer side circular arc are inwards concave circular arcs, a left mounting hole and a right mounting hole are formed in the chain sheet, the left mounting hole and the left end circular arc are arranged in a concentric mode, and the right mounting hole and the outer side circular arc are arranged in a concentric mode; the chain sheet is hinged on the chain pin through the left mounting hole or the right mounting hole. The utility model has simple and reasonable structure and convenient installation and use; the wear resistance of the chain pin and the chain sheet is good, and the matching degree of the appearance of the chain sheet and the appearance of the chain belt fixing block is high.
Description
Technical Field
The utility model relates to a golden finger rod chain mechanism, the utility model belongs to the technical field of PCB (printed circuit board) conveyor.
Background
At present, the production of PCBs (printed circuit boards) is performed through several process steps, and transport between PCBs is required between each process step.
Disclosure of Invention
The utility model aims at overcoming the defects existing in the prior art and providing a golden finger rod chain mechanism which has simple and reasonable structure and is convenient to install and use.
According to the technical scheme provided by the utility model, the golden finger rod chain mechanism comprises a chain pin and a chain sheet; the outer contour of the chain sheet is provided with a left end circular arc, an inner side circular arc, a right end circular arc and an outer side circular arc which are in smooth transition, the left end circular arc and the right end circular arc are outwards convex circular arcs, the inner side circular arc and the outer side circular arc are inwards concave circular arcs, a left mounting hole and a right mounting hole are formed in the chain sheet, the left mounting hole and the left end circular arc are arranged in a concentric mode, and the right mounting hole and the outer side circular arc are arranged in a concentric mode;
the chain sheet is hinged on the chain pin through the left mounting hole or the right mounting hole.
The length of the chain pin is 108-112 mm, and the diameter of the chain pin is 5.8-6.2 mm. And a chain pin protective layer with the thickness of 1-2 mm is arranged on the surface of the chain pin.
And a chain sheet protective layer with the thickness of 1-2 mm is arranged on the surface of the chain sheet.
The central angle degree of the left-end circular arc is 250-280 degrees, and the radius of the left-end circular arc is 8.3-8.7 mm.
The central angle degree of the inner side circular arc is 40-50 degrees, and the radius of the inner side circular arc is 16.8-17.2 mm.
The central angle degree of the right-end circular arc is 250-280 degrees, and the radius of the right-end circular arc is 8.3-8.7 mm.
The central angle degree of the outer circular arc is 40-50 degrees, and the radius of the outer circular arc is 16.8-17.2 mm.
The utility model has simple and reasonable structure, convenient installation and use, good wear resistance of the chain pin and the chain sheet, and high matching degree between the appearance of the chain sheet and the appearance of the fixed block of the chain belt; can avoid the too fast wearing and tearing of chain piece when using, can prolong the life of chain piece.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged sectional view a-a of fig. 1.
Fig. 3 is a front enlarged view of the chain plate in the present invention.
Fig. 4 is an enlarged plan view of the chain plate in the present invention.
Fig. 5 is a sectional view B-B of fig. 4.
Detailed Description
The present invention will be further described with reference to the following specific embodiments.
The golden finger rod chain mechanism of the utility model comprises a chain pin 1 and a chain sheet 2; the outer contour of the chain sheet 2 is provided with a left end circular arc 21, an inner side circular arc 22, a right end circular arc 23 and an outer side circular arc 24 which are in smooth transition, the left end circular arc 21 and the right end circular arc 23 are outwards convex circular arcs, the inner side circular arc 22 and the outer side circular arc 24 are inwards concave circular arcs, a left mounting hole 25 and a right mounting hole 26 are formed in the chain sheet 2, the left mounting hole 25 and the left end circular arc 21 are arranged in a concentric mode, and the right mounting hole 26 and the outer side circular arc 24 are arranged in a concentric mode;
the chain link 2 is hinged to the chain pin 1 via a left mounting hole 25 or a right mounting hole 26.
The length of the chain pin 1 is 108-112 mm, and the diameter of the chain pin 1 is 5.8-6.2 mm. A chain pin protection layer 11 with the thickness of 1-2 mm is arranged on the surface of the chain pin 1.
And a chain sheet protective layer 27 with the thickness of 1-2 mm is arranged on the surface of the chain sheet 2.
The central angle degree of the left-end arc 21 is 250-280 degrees, and the radius of the left-end arc 21 is 8.3-8.7 mm.
The central angle degree of the inner side circular arc 22 is 40-50 degrees, and the radius of the inner side circular arc 22 is 16.8-17.2 mm.
The central angle degree of the right-end circular arc 23 is 250-280 degrees, and the radius of the right-end circular arc 23 is 8.3-8.7 mm.
The central angle degree of the outer arc 24 is 40-50 degrees, and the radius of the outer arc 24 is 16.8-17.2 mm.
In the present invention, the outer contour of the chain piece 2 is set to have the left end circular arc 21, the inner side circular arc 22, the right end circular arc 23 and the outer side circular arc 24 which are smooth transitions under the overlooking state, and the outer contour shape of the chain piece 2 is matched with the overlooking outer contour shape of the chain belt fixed block.
During the use, assemble into a section in the transport track through 1 chain round pin 1 and 6 chain pieces 2 with 2 chain belt fixed blocks and 2 pulleys, repeat like this, finally assemble into a complete annular transport track with chain round pin 1, chain piece 2, chain belt fixed block and pulley, this transport track is used for the transport of PCB.
Be equipped with the chain pin protective layer 11 that thickness is 1~2mm on the surface of chain pin 1, can strengthen the wear resistance of chain pin 1 like this, avoid the too fast wearing and tearing of chain pin 1, prolong the life of chain pin 1. Be equipped with the chain piece protective layer 27 that thickness is 1~2mm on the surface of chain piece 2, can strengthen the wear resistance of chain piece 2 like this, avoid the too fast wearing and tearing of chain piece 2 when using, prolong the life of chain piece 2.
Claims (8)
1. A golden finger rod chain mechanism comprises a chain pin (1) and a chain sheet (2); the method is characterized in that: the outer contour of the chain sheet (2) is provided with a left end circular arc (21), an inner side circular arc (22), a right end circular arc (23) and an outer side circular arc (24) which are in smooth transition, the left end circular arc (21) and the right end circular arc (23) are outwards convex circular arcs, the inner side circular arc (22) and the outer side circular arc (24) are inwards concave circular arcs, a left mounting hole (25) and a right mounting hole (26) are formed in the chain sheet (2), the left mounting hole (25) and the left end circular arc (21) are arranged concentrically, and the right mounting hole (26) and the outer side circular arc (24) are arranged concentrically;
the chain sheet (2) is hinged on the chain pin (1) through a left mounting hole (25) or a right mounting hole (26).
2. The golden finger link chain mechanism of claim 1, wherein: the length of the chain pin (1) is 108-112 mm, and the diameter of the chain pin (1) is 5.8-6.2 mm.
3. The golden finger link chain mechanism according to claim 1 or 2, wherein: a chain pin protective layer (11) with the thickness of 1-2 mm is arranged on the surface of the chain pin (1).
4. The golden finger link chain mechanism of claim 1, wherein: and a chain sheet protective layer (27) with the thickness of 1-2 mm is arranged on the surface of the chain sheet (2).
5. The golden finger link chain mechanism according to claim 1 or 4, wherein: the central angle degree of the left-end arc (21) is 250-280 degrees, and the radius of the left-end arc (21) is 8.3-8.7 mm.
6. The golden finger link chain mechanism according to claim 1 or 4, wherein: the central angle degree of the inner side circular arc (22) is 40-50 degrees, and the radius of the inner side circular arc (22) is 16.8-17.2 mm.
7. The golden finger link chain mechanism according to claim 1 or 4, wherein: the central angle degree of the right end circular arc (23) is 250-280 degrees, and the radius of the right end circular arc (23) is 8.3-8.7 mm.
8. The golden finger link chain mechanism according to claim 1 or 4, wherein: the central angle degree of the outer side circular arc (24) is 40-50 degrees, and the radius of the outer side circular arc (24) is 16.8-17.2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061156.5U CN210762645U (en) | 2019-07-08 | 2019-07-08 | Golden finger rod chain mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061156.5U CN210762645U (en) | 2019-07-08 | 2019-07-08 | Golden finger rod chain mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210762645U true CN210762645U (en) | 2020-06-16 |
Family
ID=71035200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921061156.5U Active CN210762645U (en) | 2019-07-08 | 2019-07-08 | Golden finger rod chain mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210762645U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110239880A (en) * | 2019-07-08 | 2019-09-17 | 高德（无锡）电子有限公司 | Golden finger bar chain mechanism |
-
2019
- 2019-07-08 CN CN201921061156.5U patent/CN210762645U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110239880A (en) * | 2019-07-08 | 2019-09-17 | 高德（无锡）电子有限公司 | Golden finger bar chain mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230908 Address after: No. 32 Chunhui Middle Road, Yunlin Street, Xishan District, Wuxi City, Jiangsu Province, 214101 Patentee after: Gaode (Jiangsu) Electronic Technology Co.,Ltd. Address before: No. 32, Chunhui East Road, economic development zone, Xishan District, Wuxi City, Jiangsu Province Patentee before: Gultech (Wuxi) Electronics Co.,Ltd. |
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| TR01 | Transfer of patent right |