CN204975172U - A cold mould of passing through many hands or places of putting for producing trapezoidal terminal surface tooth meshing cover has - Google Patents
A cold mould of passing through many hands or places of putting for producing trapezoidal terminal surface tooth meshing cover has Download PDFInfo
- Publication number
- CN204975172U CN204975172U CN201520651162.1U CN201520651162U CN204975172U CN 204975172 U CN204975172 U CN 204975172U CN 201520651162 U CN201520651162 U CN 201520651162U CN 204975172 U CN204975172 U CN 204975172U
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- China
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- mold core
- overcoat
- counterdie
- die
- bolster
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Abstract
The utility model discloses a cold mould of passing through many hands or places of putting for producing trapezoidal terminal surface tooth meshing cover has, comprises an upper die and a lower die. It includes the upper die base, goes up the die crushion board and goes up the mold core to go up the mould. Go up the die crushion board and install in the middle part of upper die base, go up the mold core and install in the lower surface of last die crushion board, go up the mold core lower extreme and be the portion that takes shape. The lower mould includes lower bolster, lower mould bedding core, lower die crushion overcoat, lower mold core, lower mould overcoat and ejector pin. The lower mould bedding core is installed on the lower bolster with down the die crushion overcoat is fixed, lower bolster, lower mould bedding core and down the mold core middle part offered movable chamber, the ejector pin is installed in the activity intracavity, the lower mould overcoat pass through the pressure equipment of tapering interference fit in outside the mold core, the shaping die cavity of stepped tooth is offered at lower mold core upper end middle part down. The utility model discloses it adopts the bolt fastening to install on the upper die base to go up the upper die pressing plate that the mold core set up on through last mould to mold core on changing, thus manufacturing cost practiced thrift. Go up the mold core and adopt the high chromium tool steel of high -carbon with lower mold core, improved its life.
Description
Technical field
The utility model relates to a kind of mould, particularly a kind of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve.
Background technology
At present, the processing method with trapezoidal end faces tooth engaging sleeve is hot forging base+subsequent fine processing+milling trapezoidal end faces tooth.The blank of hot forging base, its follow-up allowance for finish is large, and production efficiency is extremely low; The blank of the base of hot forging simultaneously does not forge trapezoidal end faces tooth, its contrate tooth profile relies on follow-up Milling Process to form, the production efficiency of Milling Process trapezoidal end faces tooth is not high, and the end-tooth bearing capacity of Milling Process low (because the metallic fiber streamline of end-tooth is cut off).Therefore, this processing method also exists the problems such as stock utilization is low, production efficiency is low, production cost is high, engaging sleeve bearing capacity difference.
Utility model content
For above-mentioned deficiency, the purpose of this utility model is, a kind of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve is provided, adopt this cold drawn section mould to produce and there is trapezoidal end faces tooth engaging sleeve, there is the features such as stock utilization is high, production efficiency is high, production cost is low, die life is long.
For achieving the above object, technical scheme provided by the utility model is:
For the production of the counterdie that the cold drawn section mould with trapezoidal end faces tooth engaging sleeve comprises patrix and matches with patrix, described patrix upper end is equiped with yaw seat, and this patrix comprises upper bolster, upper die plate, upper mold core and patrix overcoat.Described upper die plate is installed in the middle part of upper bolster, and described upper mold core is installed in the lower surface of upper die plate, and patrix overcoat is sheathed on outside upper mold core, and this upper mold core lower end is multiple forming part.Described counterdie comprises lower bolster, counterdie bedding core, lower die-cushion overcoat, lower mold core, counterdie overcoat and push rod.Described lower die-cushion overcoat is bushing outside counterdie bedding core by interference heat, counterdie bedding core and lower die-cushion overcoat are fixed on described lower bolster, movable chamber is offered in the middle part of lower bolster, counterdie bedding core and lower mold core, described push rod is installed in movable chamber, described counterdie overcoat is colded pressing by tapering interference fit and is loaded on outside described lower mold core, and lower mold core and counterdie overcoat correspondence are installed in the upper surface of described counterdie bedding core and lower die-cushion overcoat, the corresponding described movable chamber of described lower mold core upper center offers the shaping die cavity with stepped tooth be connected with movable chamber.
Improve as one of the present utility model; described patrix also comprises top board, upper molded plate and upper pellet; described upper bolster is fixed on described yaw seat by top board; described upper mold core and patrix overcoat adopt bolt to be fixed on described upper bolster by upper molded plate, and described upper pellet is installed in the middle part of upper mold core.
Improve as one of the present utility model, described upper mold core and lower mold core adopt high carbon and chromium tool steel.
Improve as one of the present utility model; described counterdie also comprises lower bolster, lower loading plate, die shoe and lower platen; described lower bolster and lower loading plate are fixed on described lower bolster from top to bottom successively; described die shoe is sheathed on the periphery of described lower die-cushion overcoat and counterdie overcoat and is fixed at the upper surface of described lower bolster, and described lower platen is sheathed on the upper end of described lower mold core and counterdie overcoat and is fixed on described die shoe.
Improve as one of the present utility model, described push rod comprises ejector beam, middle push rod and lower push rod, and ejector beam, middle push rod and lower push rod are movable up and down to be installed in described movable chamber.
Improve as one of the present utility model, described counterdie bedding core is concordant with lower die-cushion overcoat upper surface.
Improve as one of the present utility model, described lower mold core is concordant with counterdie overcoat upper surface.
The beneficial effects of the utility model are: a kind of cold drawn section mould for the production of having a trapezoidal end faces tooth engaging sleeve of the utility model adopts bolt to be fixed on described upper bolster by the upper molded plate that patrix is arranged due to described upper mold core and patrix overcoat, so that replace with core rod, thus save production cost.Described upper mold core and lower mold core adopt high carbon and chromium tool steel, thus improve this kind of cold drawn section mold use life-span for the production of having trapezoidal end faces tooth engaging sleeve.Adopt this cold drawn section mould to produce and there is trapezoidal end faces tooth engaging sleeve, have the advantages that stock utilization is high, production efficiency is high and production cost is low.
Below in conjunction with accompanying drawing and embodiment, the utility model is further illustrated.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve of the utility model.
In figure, each description of reference numerals is as follows.
Patrix-1, yaw seat-11, upper bolster-12, upper die plate 13, upper mold core-14, forming part-141, patrix overcoat-15, top board-16, upper molded plate-17, upper pellet-18, counterdie-2, lower bolster-211, lower bolster-212, lower loading plate-213, counterdie bedding core-221, lower die-cushion overcoat-222, lower mold core-231, counterdie overcoat-232, shaping die cavity-233, ejector beam-241, middle push rod-242, lower push rod-243, movable chamber-25, die shoe-26, lower platen-27.
Detailed description of the invention
By describing technology contents of the present utility model, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Refer to Fig. 1, the counterdie 2 that a kind of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve comprises patrix 1 and matches with patrix 1, described patrix 1 upper end is equiped with yaw seat 11, and this patrix 1 comprises upper bolster 12, upper die plate 13, upper mold core 14 and patrix overcoat 15.Described upper die plate 13 is installed in the middle part of upper bolster 12, and described upper mold core 14 is installed in the lower surface of upper die plate 13, and patrix overcoat 15 is sheathed on outside upper mold core 14, and this upper mold core 14 lower end is multiple forming parts 141.Described counterdie 2 comprises lower bolster 211, counterdie bedding core 221, lower die-cushion overcoat 222, lower mold core 231, counterdie overcoat 232 and push rod.Described lower die-cushion overcoat 222 is bushing outside counterdie bedding core 221 by interference heat, counterdie bedding core 221 and lower die-cushion overcoat 222 are fixed on described lower bolster 211, offer movable chamber 25 in the middle part of lower bolster 211, counterdie bedding core 221 and lower mold core 231, described push rod is installed in movable chamber 25.Described counterdie overcoat 232 is colded pressing by tapering interference fit and is loaded on outside described lower mold core 231, and lower mold core 231 and counterdie overcoat 232 correspondence are installed in the upper surface of described counterdie bedding core 221 and lower die-cushion overcoat 222.The corresponding described movable chamber 25 of described lower mold core 231 upper center offers the shaping die cavity 233 with stepped tooth be connected with movable chamber 25.
Described patrix 1 also comprises top board 16, upper molded plate 17 and upper pellet 18.Described upper bolster 12 is fixed on described yaw seat 11 by top board 16, and described upper mold core 14 and patrix overcoat 15 adopt bolt to be fixed on described upper bolster 12 by upper molded plate 17, and described upper pellet 18 is installed in the middle part of upper mold core 14.
In the present embodiment, described upper mold core 14 and lower mold core 231 adopt high carbon and chromium tool steel.
Described counterdie 2 also comprises lower bolster 212, lower loading plate 213, die shoe 26 and lower platen 27.Described lower bolster 212 and lower loading plate 213 are fixed on described lower bolster 211 from top to bottom successively, and described die shoe 26 is sheathed on the periphery of described lower die-cushion overcoat 222 and counterdie overcoat 232 and is fixed at the upper surface of described lower bolster 211.Described lower platen 27 is sheathed on the upper end of described lower mold core 231 and counterdie overcoat 232 and is fixed on described die shoe 26, and the structural design of this lower platen 27 is used for fixing described counterdie bedding core 221 and lower die-cushion overcoat 222.
Described push rod comprises ejector beam 241, middle push rod 242 and lower push rod 243, and ejector beam 241, middle push rod 242 and lower push rod (243) are movable up and down to be installed in described movable chamber 25.
In the present embodiment, described counterdie bedding core 221 is concordant with lower die-cushion overcoat 222 upper surface.
In the present embodiment, described lower mold core 231 is concordant with counterdie overcoat 232 upper surface.
A kind of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve of the utility model, for being installed in rotary forging press (not shown), its course of work is as follows: the power supply opening rotary forging press, start rotary forging press, the yaw of rotary forging press makes circle swing, and upper and lower reciprocating motion done by the workbench of rotary forging press; Be arranged on the yaw of rotary forging press by the patrix 1 of described a kind of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve, counterdie 2 is fixed on the work top of rotary forging press, and ensure patrix 1 and counterdie 2 axiality good; Regulate the travel switch position of rotary forging press, ensure that the stroke of rotary forging press workbench meets forming technology requirement.First press workbench backhaul switch and the ejection system backhaul switch of rotary forging press, by the backhaul of rotary forging press workbench, ejection system backhaul, then the blank of being rolled over by pendulum is positioned in the shaping die cavity 233 of counterdie 2; Then, press the compacting switch of rotary forging press workbench, rotary forging press workbench will move upward, and drive counterdie 2 moves upward by moving upward of rotary forging press workbench, and the upper mold core 14 in patrix 1 carries out rotary roll to being rolled over blank by pendulum; When stopping moves upward to during the travel switch position set by rotary forging press working table movement, upper mold core 14 also completes cold drawn section and is shaped; Press the backhaul switch of rotary forging press workbench, along with the backhaul of rotary forging press workbench, the patrix 2 be arranged on rotary forging press workbench drives lower mold core 231 also backhaul, gets back to initial position; That presses ejection system again ejects switch, and described for promotion lower push rod 243 and middle push rod 242 move upward by ejection system, thus promotes ejector beam 241 and move upward, and ejector beam 241 moves upward the engaging sleeve drip molding ejecting and have trapezoidal end faces tooth-shape structure.
As mentioned above, a kind of cold drawn section mould for the production of having a trapezoidal end faces tooth engaging sleeve of the utility model adopts bolt to be fixed on described upper bolster 12 by the upper molded plate 17 that patrix 1 is arranged due to described upper mold core 14 and patrix overcoat 15, so that replace with core rod 14, thus save production cost.Described upper mold core 14 and lower mold core 231 adopt high carbon and chromium tool steel, thus improve this kind of cold drawn section mold use life-span for the production of having trapezoidal end faces tooth engaging sleeve.Adopt this cold drawn section mould to produce and there is trapezoidal end faces tooth engaging sleeve, have the advantages that stock utilization is high, production efficiency is high and production cost is low.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned embodiment and revise.Therefore, the utility model is not limited to detailed description of the invention disclosed and described above, also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this description, these terms just for convenience of description, do not form any restriction to the utility model, adopt other device same or analogous with it, all in the utility model protection domain.
Claims (7)
1. one kind for the production of the cold drawn section mould with trapezoidal end faces tooth engaging sleeve, it is characterized in that: the counterdie (2) comprising patrix (1) and match with patrix (1), described patrix (1) upper end is equiped with yaw seat (11), this patrix (1) comprises upper bolster (12), upper die plate (13), upper mold core (14) and patrix overcoat (15), described upper die plate (13) is installed in the middle part of upper bolster (12), described upper mold core (14) is installed in the lower surface of upper die plate (13), patrix overcoat (15) is colded pressing by tapering interference fit and is loaded on upper mold core (14) outward, this upper mold core (14) lower end is multiple forming part (141), described counterdie (2) comprises lower bolster (211), counterdie bedding core (221), lower die-cushion overcoat (222), lower mold core (231), counterdie overcoat (232) and push rod, described lower die-cushion overcoat (222) is bushing in counterdie bedding core (221) outward by interference heat, counterdie bedding core (221) and lower die-cushion overcoat (222) are fixed on described lower bolster (211), lower bolster (211), counterdie bedding core (221) and lower mold core (231) middle part offer movable chamber (25), described push rod is installed in movable chamber (25), described counterdie overcoat (232) is colded pressing by tapering interference fit and is loaded on described lower mold core (231) outward, and lower mold core (231) and counterdie overcoat (232) correspondence are installed in the upper surface of described counterdie bedding core (221) and lower die-cushion overcoat (222), the corresponding described movable chamber (25) of described lower mold core (231) upper center offers the shaping die cavity (233) with stepped tooth be connected with movable chamber (25).
2. a kind of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve as claimed in claim 1, it is characterized in that: described patrix (1) also comprises top board (16), upper molded plate (17) and upper pellet (18), described upper bolster (12) is fixed on described yaw seat (11) by top board (16), described upper mold core (14) and patrix overcoat (15) adopt bolt to be fixed on described upper bolster (12) by upper molded plate (17), described upper pellet (18) is installed in the middle part of upper mold core (14).
3. a kind of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve as claimed in claim 2, is characterized in that: described upper mold core (14) and lower mold core (231) adopt high carbon and chromium tool steel.
4. a kind of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve as claimed in claim 1, it is characterized in that: described counterdie (2) also comprises lower bolster (212), lower loading plate (213), die shoe (26) and lower platen (27), described lower bolster (212) and lower loading plate (213) are fixed on described lower bolster (211) from top to bottom successively, described die shoe (26) is sheathed on the periphery of described lower die-cushion overcoat (222) and counterdie overcoat (232) and is fixed at the upper surface of described lower bolster (211), described lower platen (27) is sheathed on the upper end of described lower mold core (231) and counterdie overcoat (232) and is fixed on described die shoe (26).
5. a kind of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve as claimed in claim 1, it is characterized in that: described push rod comprises ejector beam (241), middle push rod (242) and lower push rod (243), ejector beam (241), middle push rod (242) and lower push rod (243) are movable up and down to be installed in described movable chamber (25).
6. a kind of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve as claimed in claim 1, is characterized in that: described counterdie bedding core (221) is concordant with lower die-cushion overcoat (222) upper surface.
7. a kind of cold drawn section mould for the production of having trapezoidal end faces tooth engaging sleeve as claimed in claim 1, is characterized in that: described lower mold core (231) is concordant with counterdie overcoat (232) upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520651162.1U CN204975172U (en) | 2015-08-26 | 2015-08-26 | A cold mould of passing through many hands or places of putting for producing trapezoidal terminal surface tooth meshing cover has |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520651162.1U CN204975172U (en) | 2015-08-26 | 2015-08-26 | A cold mould of passing through many hands or places of putting for producing trapezoidal terminal surface tooth meshing cover has |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204975172U true CN204975172U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520651162.1U Expired - Fee Related CN204975172U (en) | 2015-08-26 | 2015-08-26 | A cold mould of passing through many hands or places of putting for producing trapezoidal terminal surface tooth meshing cover has |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204975172U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351904A (en) * | 2018-10-17 | 2019-02-19 | 江麓机电集团有限公司 | A kind of versatility combined type die forging tooling |
| CN110252928A (en) * | 2019-08-05 | 2019-09-20 | 江苏拢研机械有限公司 | End ring cold drawn section mold |
-
2015
- 2015-08-26 CN CN201520651162.1U patent/CN204975172U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351904A (en) * | 2018-10-17 | 2019-02-19 | 江麓机电集团有限公司 | A kind of versatility combined type die forging tooling |
| CN110252928A (en) * | 2019-08-05 | 2019-09-20 | 江苏拢研机械有限公司 | End ring cold drawn section mold |
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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: 20160120 Termination date: 20160826 |