CN205254006U - Screw tap handle forging and pressing mould assembly that contracts - Google Patents
Screw tap handle forging and pressing mould assembly that contracts Download PDFInfo
- Publication number
- CN205254006U CN205254006U CN201520919616.9U CN201520919616U CN205254006U CN 205254006 U CN205254006 U CN 205254006U CN 201520919616 U CN201520919616 U CN 201520919616U CN 205254006 U CN205254006 U CN 205254006U
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- China
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- die
- hole
- cover die
- upper cover
- lower cover
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Abstract
The utility model relates to a screw tap handle forging and pressing mould assembly that contracts, including last cover die, down cover die and die holder, be equipped with the cover in going up the cover die, be equipped with first through -hole in going up the cover, go up and be equipped with the mould heart between cover die and the lower cover die, intracardiac second through -hole and the carbide mould layer of being equipped with of mould, the second through -hole is become with tertiary punch combination by one -level hole, second grade hole, is equipped with in the lower cover die and traps, is equipped with the third through -hole in trapping, and lower cover die is connected with the bush, and the die holder sets up in die sleeve and bush outside, is equipped with fastening cap on the die sleeve, the utility model relates to an individual whole, simple to operate, the structure is accurate, and the bearing capacity is strong, and is good to the formability of the handle forging and pressing of contracting, does benefit to and improves machining efficiency.
Description
Technical field
The utility model relates to a kind of screw tap contracting handle forging die assembly, belongs to screw tap contracting handle processing technique field.
Background technology
Screw tap is a kind of cutter of machining internal thread, can be divided into spiral tap and straight sword screw tap according to shape, and the shank of screw tap forges shrinking by forging press and forms, and is again contracting handle; On forging press, need to be provided with mould assembly, as the passage of drift punching press and placement shank, ensure the mouldability when forging and stamping of contracting handle stretch, and mould assembly of the prior art exists structural design unreasonable, bearing capacity is poor, the problems such as service life is short, causes the insufficient formability to the forging and stamping of contracting handle, and working (machining) efficiency is low.
Utility model content
The purpose of this utility model is the defect for prior art, and a kind of screw tap contracting handle forging die assembly is provided, precise structure, and bearing capacity is strong, to the good moldability of contracting handle forging and stamping, is beneficial to raising working (machining) efficiency.
The utility model is achieved by the following technical solutions:
A kind of screw tap contracting handle forging die assembly, comprise cover die, lower cover die and die holder, wherein, described upper cover die comprises sleeve, the first side projection and the second side projection, described the first side projection and the second side projection are symmetricly set in respectively sleeve outside, described upper cover die is provided with the first oil groove, described the first oil groove runs through side and the bottom of cover die, in described upper cover die, be provided with cover, in described upper cover, be provided with the first through hole, described upper cover is provided with some grooves outward, and described some groove parallel interval arrange, and described upper cover bottom is provided with the first oblique projection;
Between described upper cover die and lower cover die, be provided with the mould heart, intracardiac the second through hole and the sintered carbide die layer of being provided with of described mould, described the second through hole is made up of one-level hole, second hole and three grades of holes, described second hole is connected with three grades of holes with one-level hole respectively, by mould heart top to bottom direction, described one-level hole interior diameter reduces successively, second hole interior diameter is constant, three grades of hole interior diameters increase successively, described sintered carbide die layer is arranged at the second through hole outside, described mould is provided with the second oil groove in the heart, and described the second oil groove runs through side and the top of the mould heart;
In described lower cover die, be provided with and trap, in described trapping, be provided with third through-hole, the described top of trapping is provided with the second oblique projection, the described second oblique projection is connected with three grades of holes, in described lower cover die, be provided with fourth hole, described the first through hole, the second through hole, third through-hole and fourth hole are point-blank, described lower cover die is provided with the 3rd oil groove, described the 3rd oil groove runs through side and the top of lower cover die, described upper cover die and lower cover die peripheral hardware have die sleeve, and the first side projection and the second side projection of described die sleeve and upper cover die are connected;
Described lower cover die is connected with lining, described die holder is arranged at die sleeve and lining outside, and be connected with lining, described die sleeve is provided with fastening cap, described die holder is provided with external screw thread, described fastening cap is provided with internal thread, is used in conjunction with and is realized that fastening cap is connected with die holder and die sleeve is connected with die holder is fastening by internal thread and external screw thread.
Above-mentioned a kind of screw tap contracting handle forging die assembly, wherein, the angle between described the first oblique protruding side and the first through hole is θ 1, described θ 1 is 12 °.
Above-mentioned a kind of screw tap contracting handle forging die assembly, wherein, the angle between the side in described one-level hole and three grades of holes and the central shaft of the second through hole is θ 2, and described θ 2 is 12 °.
The beneficial effects of the utility model are:
The first through hole of the present utility model is as the passage of drift punching press, thick tap holder is deployed in the first through hole, when punching press, make shank successively by the first through hole of the present utility model, the second through hole, third through-hole and fourth hole, shank is in the time of the sintered carbide die layer through the mould heart, being extruded in the second through hole stretches attenuates, shank after all attenuating is more successively by fourth hole, third through-hole, the second through hole and the first through hole eject, realized contracting handle forging forming, and according to the dimensions of contracting handle, the diameter of capable of regulating second hole is realized the contracting handle manufacture of different size.
The utility model utilizes the first oil groove, the second oil groove and the 3rd oil groove, plays the effect of lubricated workpiece, makes the surface quality of contracting handle better; The first oblique projection coordinates with one-level hole, and the second oblique projection coordinates with second hole, and angle is suitable simultaneously, makes the pressurized of the mould heart stronger, and mouldability is better; By be arranged at outside die sleeve make upper cover die, lower cover die and between all component form the structure of integral type, tightness, pressure-bearing property are better.
To sum up, the utility model is as a whole, easy for installation, precise structure, and bearing capacity is strong, to the good moldability of contracting handle forging and stamping, is beneficial to raising working (machining) efficiency.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is cover die top view on the utility model.
Fig. 3 is the utility model mould core structure schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further.
A kind of screw tap contracting handle forging die assembly, comprise cover die 1, lower cover die 2 and die holder 24, wherein, described upper cover die 1 comprises sleeve 3, the first side projection 4 and the second side projection 5, described the first side projection 4 and the second side projection 5 are symmetricly set in respectively sleeve 3 outsides, described upper cover die 1 is provided with the first oil groove 6, described the first oil groove 6 runs through side and the bottom of cover die, in described upper cover die 1, be provided with cover 7, in described upper cover 7, be provided with the first through hole 8, outside described upper cover 7, be provided with some grooves 9, described some grooves 9 parallel interval settings, described upper cover 7 bottoms are provided with the first oblique projection 10, angle between side and first through hole 8 of the described first oblique projection 10 is θ 1, described θ 1 is 12 °,
Between described upper cover die 1 and lower cover die 2, be provided with the mould heart 11, in the described mould heart 11, be provided with the second through hole 12 and sintered carbide die layer 13, described the second through hole 12 is by one-level hole 14, second hole 15 and three grades of holes 16 form, described second hole 15 is connected with three grades of holes 16 with one-level hole 14 respectively, by the mould heart 11 tops to bottom direction, described one-level hole 14 interior diameters reduce successively, second hole 15 interior diameters are constant, three grades of hole 16 interior diameters increase successively, angle between the side in described one-level hole 14 and three grades of holes 16 and the central shaft of the second through hole 12 is θ 2, described θ 2 is 12 °, described sintered carbide die layer 13 is arranged at the second through hole 12 outsides, the described mould heart 11 is provided with the second oil groove 17, described the second oil groove 17 runs through side and the top of the mould heart 11,
In described lower cover die 2, be provided with and trap 18, described trapping in 18 is provided with third through-hole 19, described 18 tops of trapping are provided with the second oblique projection 20, the described second oblique projection 20 is connected with three grades of holes 16, in described lower cover die 2, be provided with fourth hole 21, described the first through hole 8, the second through hole 12, third through-hole 19 and fourth hole 21 are point-blank, described lower cover die 2 is provided with the 3rd oil groove 22, described the 3rd oil groove 22 runs through side and the top of lower cover die 2, the outer die sleeve 23 that is provided with of described upper cover die 1 and lower cover die 2, described die sleeve 23 is connected with the first side projection 4 and the second side projection 5 of upper cover die 1,
Described lower cover die 2 is connected with lining 25, described die holder 24 is arranged at die sleeve 23 and lining 25 outsides, and be connected with lining 25, described die sleeve 24 is provided with fastening cap 26, described die holder 24 is provided with external screw thread 27, described fastening cap 26 is provided with internal thread 28, is used in conjunction with and is realized that fastening cap 26 is connected with die holder 24 and die sleeve 23 is connected with die holder 24 is fastening by internal thread 28 and external screw thread 27.
Working method of the present utility model is:
The first through hole 8 of the present utility model is as the passage of drift punching press, thick tap holder is deployed in the first through hole 8 places, use drift punching press, make shank successively by the first through hole 8 of the present utility model, the second through hole 12, third through-hole 19 and fourth hole 21, shank is in the time of the sintered carbide die layer 13 through the mould heart 11, being extruded at the second through hole 12 places stretches attenuates, shank after all attenuating is more successively by fourth hole 21, third through-hole 19, the second through hole 12 and the first through hole 8 eject, realized contracting handle forging forming, and according to the dimensions of contracting handle, the diameter of capable of regulating second hole is realized the contracting handle manufacture of different size.
Above are only preferably detailed description of the invention of the utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; the variation that can expect easily or replacement, all should be encompassed in protection domain of the present utility model. Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (3)
1. a screw tap contracting handle forging die assembly, comprise cover die, lower cover die and die holder, it is characterized by, described upper cover die comprises sleeve, the first side projection and the second side projection, described the first side projection and the second side projection are symmetricly set in respectively sleeve outside, described upper cover die is provided with the first oil groove, described the first oil groove runs through side and the bottom of cover die, in described upper cover die, be provided with cover, in described upper cover, be provided with the first through hole, described upper cover is provided with some grooves outward, and described some groove parallel interval arrange, and described upper cover bottom is provided with the first oblique projection;
Between described upper cover die and lower cover die, be provided with the mould heart, intracardiac the second through hole and the sintered carbide die layer of being provided with of described mould, described the second through hole is made up of one-level hole, second hole and three grades of holes, described second hole is connected with three grades of holes with one-level hole respectively, by mould heart top to bottom direction, described one-level hole interior diameter reduces successively, second hole interior diameter is constant, three grades of hole interior diameters increase successively, described sintered carbide die layer is arranged at the second through hole outside, described mould is provided with the second oil groove in the heart, and described the second oil groove runs through side and the top of the mould heart;
In described lower cover die, be provided with and trap, in described trapping, be provided with third through-hole, the described top of trapping is provided with the second oblique projection, the described second oblique projection is connected with three grades of holes, in described lower cover die, be provided with fourth hole, described the first through hole, the second through hole, third through-hole and fourth hole are point-blank, described lower cover die is provided with the 3rd oil groove, described the 3rd oil groove runs through side and the top of lower cover die, described upper cover die and lower cover die peripheral hardware have die sleeve, and the first side projection and the second side projection of described die sleeve and upper cover die are connected;
Described lower cover die is connected with lining, described die holder is arranged at die sleeve and lining outside, and be connected with lining, described die sleeve is provided with fastening cap, described die holder is provided with external screw thread, described fastening cap is provided with internal thread, is used in conjunction with and is realized that fastening cap is connected with die holder and die sleeve is connected with die holder is fastening by internal thread and external screw thread.
2. a kind of screw tap contracting handle forging die assembly as claimed in claim 1, is characterized by, and the angle between described the first oblique protruding side and the first through hole is θ 1, and described θ 1 is 12 °.
3. a kind of screw tap contracting handle forging die assembly as claimed in claim 1, is characterized by, and the angle between the side in described one-level hole and three grades of holes and the central shaft of the second through hole is θ 2, and described θ 2 is 12 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520919616.9U CN205254006U (en) | 2015-11-18 | 2015-11-18 | Screw tap handle forging and pressing mould assembly that contracts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520919616.9U CN205254006U (en) | 2015-11-18 | 2015-11-18 | Screw tap handle forging and pressing mould assembly that contracts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205254006U true CN205254006U (en) | 2016-05-25 |
Family
ID=55995557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520919616.9U Expired - Fee Related CN205254006U (en) | 2015-11-18 | 2015-11-18 | Screw tap handle forging and pressing mould assembly that contracts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205254006U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113751651A (en) * | 2021-09-15 | 2021-12-07 | 福建精诚锻造有限公司 | Combined bearing seat forging device and forging process thereof |
-
2015
- 2015-11-18 CN CN201520919616.9U patent/CN205254006U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113751651A (en) * | 2021-09-15 | 2021-12-07 | 福建精诚锻造有限公司 | Combined bearing seat forging device and forging process thereof |
| CN113751651B (en) * | 2021-09-15 | 2024-01-19 | 福建精诚锻造有限公司 | Combined bearing seat forging device and forging process thereof |
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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 |
Granted publication date: 20160525 Termination date: 20161118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |