CN201871827U - Tapping device for preventing screw tap from being broken - Google Patents
Tapping device for preventing screw tap from being broken Download PDFInfo
- Publication number
- CN201871827U CN201871827U CN2010206200812U CN201020620081U CN201871827U CN 201871827 U CN201871827 U CN 201871827U CN 2010206200812 U CN2010206200812 U CN 2010206200812U CN 201020620081 U CN201020620081 U CN 201020620081U CN 201871827 U CN201871827 U CN 201871827U
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- screw tap
- tapping
- fixed head
- distance
- spring
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Abstract
The utility model belongs to the technical field of tapping devices, and particularly relates to a tapping device for preventing a screw tap from being broken, which comprises a multi-shaft tapping machine, wherein the multi-shaft tapping machine comprises a worktable and a tapping mechanism which is arranged above the worktable, the tapping mechanism comprises a plurality of tooth-guiding connecting shafts and a supporting frame for fixing the tooth-guiding connecting shafts, the screw tap is arranged at the tail end of each tooth-guiding connecting shaft, a fixed plate is detachably arranged on the bottom surface of the multi-shaft supporting frame, the tooth-guiding connecting shafts penetrate through and are arranged on the fixed plate, a positioning column and a spring are vertically arranged on the bottom surface of the fixed plate, and the distances from the tail ends of the positioning column, the spring and the screw tap to the bottom surface of the fixed plate are sequentially decreased. When the tapping device works, the positioning column is firstly inserted into a positioning hole of a pressing product for positioning, then the spring is contacted with the pressing product, the deformed and warped pressing product is flattened, and subsequently the flattened pressing product is cut through the screw tap to finish tapping. The tapping device is convenient to operate, the screw tap is not easily broken, and not only is the production efficiency improved, but also the production cost is lowered.
Description
Technical field
The utility model belongs to tapping device technique field, is specifically related to a kind of tapping device that prevents that screw tap from fractureing.
Background technology
The hardware stamping goods still can cause occurring in the follow-up tapping operation anomalies such as screw tap fractures, the tooth hole is bad through behind the pull and stretch because moulding and structural requirement usually need deep-drawing technique.The main frame fixed head of computer housing for example, its small diameter screw hole can reach more than 20, occurs that screw tap fractures, tooth hole bad phenomenon easilier in the tapping operation.
Find by analysis to cause the reason of this phenomenon to be: distortion causes the surface warp injustice thereby the hardware stamping goods can produce internal stress when pull and stretch, a plurality of screw taps are worked simultaneously during tapping, owing to the surperficial out of plumb of screw tap and hardware stamping goods makes screw tap crooked and fracture, the phenomenon that screw tap fractures then seldom appears in the straight hardware stamping goods in surface when punching press.
In order to address the above problem, a kind of scheme is to adopt the measured import screw tap of matter, but cost increases; Another kind of scheme is to do the surface of hardware stamping goods straight as much as possible, but can make the mould of making hardware complicated like this, need repeatedly change mould, die trial, the waste lot of manpower and material resources, it is continuous that moreover this buckling deformation only influences the tapping worker, but do not influence its solid and reliable property and follow-up structure assembling.
Summary of the invention
The utility model provide a kind of cost low, easy to operate prevent the tapping device that screw tap fractures.
The purpose of this utility model is to realize like this.
A kind of tapping device that prevents that screw tap from fractureing, comprise multiaxis tapping machine, described multiaxis tapping machine comprises workbench and is arranged at the tapping mechanism of workbench top, described tapping mechanism comprises a plurality of tooth connecting shaft and fixing described bracing frames of leading the tooth connecting shaft of leading, described end of leading the tooth connecting shaft is provided with screw tap, the bottom surface of described multiaxis bracing frame removably is provided with fixed head, the described tooth connecting shaft of leading is arranged in described fixed head, the bottom surface of described fixed head vertically is provided with reference column and spring, and the end-to-end distance of described reference column, spring and screw tap reduces successively from the distance of the bottom surface of fixed head.
Described tapping device comprises working plate, and described working plate is fixed in workbench.
Described tapping device comprises locating piece, and described locating piece is fixed in working plate.
The end-to-end distance of described spring from the distance of the bottom surface of fixed head than the end-to-end distance of screw tap distance 10～20mm from the bottom surface of fixed head.
The end-to-end distance of described reference column from the distance of the bottom surface of fixed head than the end-to-end distance of spring distance 10～20mm from the bottom surface of fixed head.
The beneficial effects of the utility model are: this kind prevents the tapping device that screw tap fractures, comprise multiaxis tapping machine, described multiaxis tapping machine comprises workbench and is arranged at the tapping mechanism of workbench top, described tapping mechanism comprises a plurality of tooth connecting shaft and fixing described bracing frames of leading the tooth connecting shaft of leading, described end of leading the tooth connecting shaft is provided with screw tap, the bottom surface of described multiaxis bracing frame removably is provided with fixed head, the described tooth connecting shaft of leading is arranged in described fixed head, the bottom surface of described fixed head vertically is provided with reference column and spring, described reference column, the end-to-end distance of spring and screw tap reduces successively from the distance of the bottom surface of fixed head.During the utility model work, the locating hole that reference column inserts pressed part earlier positions, spring contacts pressed part then, the pressed part of distortion warpage is flattened, then screw tap cuts smooth pressed part, finish tapping, the utility model is convenient to not frangibility of operation, screw tap, has not only improved production efficiency but also has reduced production cost.
Description of drawings
Fig. 1 is the structural representation of tapping device of the present utility model.
Fig. 2 is another structural representation of tapping device of the present utility model.
Wherein, comprise among Fig. 1 and Fig. 2:
1---lead the tooth connecting shaft
2---bracing frame
3---screw tap
4---fixed head
5---reference column
6---spring
7---working plate
8---locating piece
9---the main frame fixed head
10---locating hole.
The specific embodiment
The utility model is described in further detail with embodiment below, but practical range of the present utility model is not limited to this.
As depicted in figs. 1 and 2, a kind of tapping device that prevents that screw tap from fractureing, comprise multiaxis tapping machine, described multiaxis tapping machine comprises workbench and is arranged at the tapping mechanism of workbench top, described tapping mechanism comprises a plurality of tooth connecting shaft 1 and fixing described bracing frames 2 of leading tooth connecting shaft 1 of leading, the described tooth connecting shaft 1 of leading passes bracing frame 2, described end of leading tooth connecting shaft 1 is provided with screw tap 3, the bottom surface of described multiaxis bracing frame 2 removably is provided with fixed head 4, can change fixed head 4 easily, the described tooth connecting shaft 1 of leading is arranged in described fixed head 4, the bottom surface of described fixed head 4 vertically is provided with reference column 5 and spring 6, described reference column 5, the end-to-end distance of spring 6 and screw tap 3 reduces successively from the distance of the bottom surface of fixed head 4.
Described tapping device comprises working plate 7, and described working plate 7 is fixed in workbench, and working plate 7 can be fixed in workbench by screw, also can be fixed in workbench by other modes.
Described tapping device comprises locating piece 8, and locating piece 8 is a cuboid, and the quantity of present embodiment locating piece 8 is 4, and described locating piece 8 is fixed in working plate 7.
Than the end-to-end distance of the screw tap 3 distance 10～20mm from the bottom surface of fixed head 4, the length of spring 6 refers to spring 6 and is in also stretch length when being nature of not compression the end-to-end distance of described spring 6 from the distance of the bottom surface of fixed head 4.
Than the end-to-end distance of the spring 6 distance 10～20mm from the bottom surface of fixed head 4, the length of spring 6 refers to spring 6 and is in also stretch length when being nature of not compression the end-to-end distance of described reference column 5 from the distance of the bottom surface of fixed head 4.
With pressed part is that the main frame fixed head 9 of computer housing is an example, a kind of tapping method that prevents the tapping device that screw tap fractures, and it comprises following operating procedure.
A, working plate 7 is fixed on the workbench of multiaxis tapping machine, main frame fixed head 9 is positioned over working plate 7, locating piece 8 only is butted on adjacent two sides of main frame fixed head 9 and locating piece 8 is fixed in working plate 7, each fixes two locating pieces 8 two adjacent sides of main frame fixed head 9, and main frame fixed head 9 is carried out Primary Location.
B, the screw tap 3 of required model and quantity packed into lead the end of tooth connecting shaft 1, make screw tap 3 need the position of punching over against main frame fixed head 9, the position of adjusting spring 6 then makes spring 6 equably over against main frame fixed head 9, distance between the spring 6 is big as far as possible, can adjust spring 6 and make its four angles, adjust reference columns 5 according to the locating hole 10 of main frame fixed head 9 more at last over against main frame fixed head 9.
C, startup tapping machine, the multiaxis bracing frame 2 of tapping machine moves downward, and drives spring 6 and moves to main frame fixed head 9 with reference column 5, and reference column 5 inserts the locating hole 10 of main frame fixed head 9 at first, and main frame fixed head 9 is positioned; Spring 6 contact main frame fixed heads 9 flatten and fit in working plate 7 with main frame fixed head 9 then, and then 3 pairs of smooth main frame fixed heads 9 of screw tap cut, and finish tapping.
The above only is a better embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (5)
1. tapping device that prevents that screw tap from fractureing, comprise multiaxis tapping machine, described multiaxis tapping machine comprises workbench and is arranged at the tapping mechanism of workbench top, described tapping mechanism comprises a plurality of tooth connecting shaft and fixing described bracing frames of leading the tooth connecting shaft of leading, described end of leading the tooth connecting shaft is provided with screw tap, it is characterized in that: the bottom surface of described multiaxis bracing frame removably is provided with fixed head, the described tooth connecting shaft of leading is arranged in described fixed head, the bottom surface of described fixed head vertically is provided with reference column and spring, described reference column, the end-to-end distance of spring and screw tap reduces successively from the distance of the bottom surface of fixed head.
2. a kind of tapping device that prevents that screw tap from fractureing according to claim 1, it is characterized in that: described tapping device comprises working plate, and described working plate is fixed in workbench.
3. a kind of tapping device that prevents that screw tap from fractureing according to claim 2, it is characterized in that: described tapping device comprises locating piece, and described locating piece is fixed in working plate.
4. a kind of tapping device that prevents that screw tap from fractureing according to claim 1 is characterized in that: the end-to-end distance of described spring from the distance of the bottom surface of fixed head than the end-to-end distance of screw tap distance 10～20mm from the bottom surface of fixed head.
5. a kind of tapping device that prevents that screw tap from fractureing according to claim 1 is characterized in that: the end-to-end distance of described reference column from the distance of the bottom surface of fixed head than the end-to-end distance of spring distance 10～20mm from the bottom surface of fixed head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206200812U CN201871827U (en) | 2010-11-23 | 2010-11-23 | Tapping device for preventing screw tap from being broken |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206200812U CN201871827U (en) | 2010-11-23 | 2010-11-23 | Tapping device for preventing screw tap from being broken |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201871827U true CN201871827U (en) | 2011-06-22 |
Family
ID=44159761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206200812U Expired - Lifetime CN201871827U (en) | 2010-11-23 | 2010-11-23 | Tapping device for preventing screw tap from being broken |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201871827U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102000889A (en) * | 2010-11-23 | 2011-04-06 | 东莞市金河田实业有限公司 | Threading device and threading method for preventing screw taps from being broken |
-
2010
- 2010-11-23 CN CN2010206200812U patent/CN201871827U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102000889A (en) * | 2010-11-23 | 2011-04-06 | 东莞市金河田实业有限公司 | Threading device and threading method for preventing screw taps from being broken |
| CN102000889B (en) * | 2010-11-23 | 2012-07-25 | 东莞市金河田实业有限公司 | Threading device and threading method for preventing screw taps from being broken |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110622 Effective date of abandoning: 20120718 |