CN204321062U - Accurate cold forging mould - Google Patents
Accurate cold forging mould Download PDFInfo
- Publication number
- CN204321062U CN204321062U CN201420772315.3U CN201420772315U CN204321062U CN 204321062 U CN204321062 U CN 204321062U CN 201420772315 U CN201420772315 U CN 201420772315U CN 204321062 U CN204321062 U CN 204321062U
- Authority
- CN
- China
- Prior art keywords
- push rod
- backing plate
- cushion block
- die
- bolster
- 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
Links
- 238000010273 cold forging Methods 0.000 title claims abstract description 20
- 229910001208 Crucible steel Inorganic materials 0.000 claims abstract description 17
- 235000021167 banquet Nutrition 0.000 claims abstract description 4
- 230000001105 regulatory effect Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Forging (AREA)
Abstract
The utility model discloses a kind of accurate cold forging mould, push rod is located on fairlead, the upper end of upper male mould is provided with patrix and regulates cushion block, patrix regulates the upper end of cushion block to be provided with backing plate, and the upper end of backing plate is provided with cope match-plate pattern, and cope match-plate pattern is located on upper bolster, upper bolster is located on lock tube, described lock tube is located at the periphery of fairlead, and the upper end of described upper male mould is provided with push rod, and lower end is passed and passed fairlead; Fairlead is corresponding with cast steel die, choose a place to give a banquet power circle in the outside of cast steel die, seat power circle is arranged on die shoe, die shoe is located on lower bolster, the upper end of lower push rod is passed and is passed cast steel die, the top of lower push rod is corresponding with the bottom of upper male mould, and the lower end of lower push rod is located at counterdie and is regulated on cushion block; Eject discharge arm pass from the bottom of lower bolster and pass lower bolster, and the top ejecting discharge arm regulates cushion block corresponding with counterdie.The sphere producing gained through the utility model accurate cold forging mould no longer needs any processing, saves operation, improves product percent of pass.
Description
Technical field
The utility model relates to a kind of accurate cold forging mould, and particularly relate to a kind of for sphere processing, the mould of especially automobile engine hydraulic tappet processing, belongs to machining accurate cold forging technical field of mold.
Background technology
Cold-forging technique is the die cavity at room temperature metal bubbling being put into mould, under powerful pressure and certain speed, forces metal to be shaped in die cavity, thus the few cutting working method of the one obtaining required accessory size shape.
For a long time, the part of automobile engine hydraulic tappet band sphere is all based on Vehicle Processing, especially sphere processing, and dimension precision requirement is high, and in process, tool wear is fast, and change in size is large, is difficult to control accuracy requirement.
Utility model content
The purpose of this utility model is: provide a kind of accurate cold forging mould, solve tool wear in the part process of existing automobile engine hydraulic tappet band sphere fast, change in size is large, be difficult to the technical problem that control accuracy requires, thus can effectively solve above-mentioned problems of the prior art.
The purpose of this utility model is realized by following technical proposals: a kind of accurate cold forging mould, comprises cast steel die, seat power circle, fairlead, upper male mould, lower push rod, lock tube, upper bolster, cope match-plate pattern, patrix reinforcement backing plate, backing plate, neck bush, patrix adjustment cushion block, push rod, lower moulded board, die backing plate, lower push rod lock sleeve, counterdie adjustment cushion block, lower push rod return contiguous block, counterdie reinforcement backing plate, lower bolster, ejects discharge arm, lining and die shoe; Push rod is located on fairlead, the upper end of upper male mould is provided with patrix and regulates cushion block, patrix regulates the upper end of cushion block to be provided with backing plate, the upper end of backing plate is provided with cope match-plate pattern, cope match-plate pattern is located on upper bolster, and upper bolster is located on lock tube, and described lock tube is located at the periphery of fairlead, the upper end of described upper male mould is provided with push rod, and lower end is passed and passed fairlead; Fairlead is corresponding with cast steel die, choose a place to give a banquet power circle in the outside of cast steel die, seat power circle is arranged on die shoe, die shoe is located on lower bolster, the upper end of lower push rod is passed and is passed cast steel die, the top of lower push rod is corresponding with the bottom of upper male mould, and the lower end of lower push rod is located at counterdie and is regulated on cushion block; Eject discharge arm pass from the bottom of lower bolster and pass lower bolster, and the top ejecting discharge arm regulates cushion block corresponding with counterdie.
As preferred embodiment, set mould between die shoe and lower bolster and strengthen backing plate.
As preferred embodiment, patrix between upper bolster and backing plate, is established to strengthen backing plate.
As preferred embodiment, die backing plate is located in the below of seat power circle, and the middle part of seat power circle is connected with die supporter crab bolt, and outside is connected with die shoe bolt.
As preferred embodiment, the lower end of lower push rod and counterdie regulate cushion block to be located in lining, and lining is located in die shoe.
As preferred embodiment, counterdie regulates the below of cushion block to be provided with lower push rod return contiguous block.
Compared with prior art, the beneficial effects of the utility model: processed automobile engine hydraulic tappet by the utility model accurate cold forging mould, are possessed existing Vehicle Processing and to be beyond one's reach following advantage:
1. after accurate cold forging, sphere no longer carries out any processing, saves operation, improves the effective case depth of carburizing and quenching;
2. ensure sphere size and roughness requirements by mould; Mould adopts guiding by mould orifice, and repetitive positioning accuracy is high; Uniformity ensures completely in the margin of tolerance, rises to 98% by the up-to-standard rate of original Vehicle Processing 85%;
3. saved raw material, materials'use rate rises to 90% by original 60%; To cost-saving, serve strong condition;
4. make craftsmanship require great reduction, cost of labor reduces by 80%;
5. the process of haveing suffered decreases taking of personnel and equipment, and be energy-saving and cost-reducing, Efficient Ring has possessed support platform;
6. the turnover of material just can adopt the installation way of full-automatic mechanical hand, the work safety accident of reduction, for labourer's security incident makes guarantee.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model accurate cold forging mould;
Structural representation when Fig. 2 is upper mould and counterdie matched moulds in Fig. 1;
Fig. 3 is structural representation when upper mould and counterdie die sinking eject in Fig. 1.
In figure: cast steel die-1, seat power circle-2, fairlead-3, upper male mould-4, lower push rod-5, lock tube-6, upper bolster-7, cope match-plate pattern-8, patrix strengthens backing plate-9, backing plate-10, neck bush-11, patrix regulates cushion block-12, push rod-13, lower moulded board-14, die backing plate-15, lower push rod lock sleeve-16, counterdie regulates cushion block-17, lower push rod return contiguous block-18, counterdie strengthens backing plate-19, lower bolster-20, eject discharge arm-21, lining-22, die shoe-23.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is further described.
All features disclosed in this description, or the step in disclosed all methods or process, except the speciality mutually repelled and/or step, all can combine by any way, unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object, namely, unless specifically stated otherwise, an embodiment in a series of equivalence of each feature or similar characteristics.
As shown in Figure 1, 2, 3, the utility model accurate cold forging mould comprises cast steel die 1, seat power circle 2, fairlead 3, upper male mould 4, lower push rod 5, lock tube 6, upper bolster 7, cope match-plate pattern 8, patrix reinforcement backing plate 9, backing plate 10, neck bush 11, patrix adjustment cushion block 12, push rod 13, lower moulded board 14, die backing plate 15, lower push rod lock sleeve 16, counterdie adjustment cushion block 17, lower push rod return contiguous block 18, counterdie reinforcement backing plate 19, lower bolster 20, ejects discharge arm 21, lining 22 and die shoe 23.Push rod 13 is located on fairlead 3, the upper end of upper male mould 4 is provided with patrix and regulates cushion block 12, patrix regulates the upper end of cushion block 12 to be provided with backing plate 10, the upper end of backing plate 10 is provided with cope match-plate pattern 8, and cope match-plate pattern 8 is located on upper bolster 7, establishes patrix to strengthen backing plate 9 between upper bolster 7 and backing plate 10, upper bolster 7 is located on lock tube 6, described lock tube 6 is located at the periphery of fairlead 3, and the upper end of described upper male mould 4 is provided with push rod 13, and lower end is passed and passed fairlead 3; Fairlead 3 is corresponding with cast steel die 1, and choose a place to give a banquet power circle 2 in the outside of cast steel die 1, die backing plate 15 is located in the below of seat power circle 2, and the middle part of seat power circle 2 is connected with die backing plate 15 bolt, is outsidely connected with die shoe 23 bolt.Seat power circle 2 is arranged on die shoe 23, and die shoe 23 is located on lower bolster 20, sets mould and strengthen backing plate 19 between die shoe 23 and lower bolster 20.The upper end of lower push rod 5 is passed and is passed cast steel die 1, and the top of lower push rod 5 is corresponding with the bottom of upper male mould 4, and the lower end of lower push rod 5 is located at counterdie and is regulated on cushion block 17; Eject discharge arm 21 pass from the bottom of lower bolster 20 and pass lower bolster 20, and the top ejecting discharge arm 21 regulates cushion block 17 corresponding with counterdie.The lower end of lower push rod 5 and counterdie regulate cushion block 17 to be located in lining 22, and lining 22 is located in die shoe 23; Counterdie regulates the below of cushion block 17 to be provided with lower push rod return contiguous block 18.
Workflow of the present utility model:
Strip blank is put into this accurate cold forging mould by step 1., the die orifice correcting of fairlead and cast steel die, punch and die hole correcting simultaneously; Blank end face preformed sphere, hole is drawn at the center that sequence stretches under upper end extrudes, and during guarantee stretchable holes, metal center shunting evenly.
Step 2. fairlead and the correcting of die mouth, after upper sequence centralized positioning, punch is introduced into the correcting of blank centre bore, ensures the uniformity of metal shunt; Sphere preformed R4.35mm again after compacting, depth dimensions leaves 0.2mm surplus.
Step 3. fairlead and the correcting of die mouth, punch is introduced into the correcting of blank centre bore, and small hole at bottom part is being extruded, and central small hole leaves 0.05mm surplus, does not make Shape correction.
Step 4. fairlead and the correcting of die mouth, punch is introduced into the correcting of blank centre bore, in press-in bottom, depth dimensions is put in place, and the sphere of finishing simultaneously obtains R4.23mm finished size, and centre bore puts in place and obtains φ 2mm finished size.Sphere is through 3 preformed, and R dimensionally stable ensures that property is high, and tolerance is controlled within the scope of ± 0.02mm.
The guide frame that the upper and lower mould of step 5. is closed adopts fairlead and die prostomum face to lead, and punch and fairlead endoporus lead; The active force source hydraulic energy storage device of fairlead is delivered on push rod; Matched moulds is stable slowly to be depressed again, obtains size and the mechanical property of pre-set product.
Step 6. product ejects and uses hydraulic cylinder to eject, and transmits the interlock of lower push rod, lower push rod lock sleeve, counterdie adjustment cushion block and lower push rod return contiguous block, product is ejected die.
Whole process adopts combined type multi-station progressive die, pre-set product in step 1 is picked up by manipulator when mould die sinking, take transmission with controller private and put into step 2, pre-set product in step 2 puts into step 3, pre-set product in step 3 puts into step 4, default finished product in step 4 puts into pulp-collecting box, completes whole full-automatic action.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. an accurate cold forging mould, it is characterized in that: comprise cast steel die (1), seat power circle (2), fairlead (3), upper male mould (4), lower push rod (5), lock tube (6), upper bolster (7), cope match-plate pattern (8), patrix strengthens backing plate (9), backing plate (10), neck bush (11), patrix regulates cushion block (12), push rod (13), lower moulded board (14), die backing plate (15), lower push rod lock sleeve (16), counterdie regulates cushion block (17), lower push rod return contiguous block (18), counterdie strengthens backing plate (19), lower bolster (20), eject discharge arm (21), lining (22) and die shoe (23), push rod (13) is located on fairlead (3), the upper end of upper male mould (4) is provided with patrix and regulates cushion block (12), patrix regulates the upper end of cushion block (12) to be provided with backing plate (10), the upper end of backing plate (10) is provided with cope match-plate pattern (8), cope match-plate pattern (8) is located on upper bolster (7), and upper bolster (7) is located on lock tube (6), and described lock tube (6) is located at the periphery of fairlead (3), the upper end of described upper male mould (4) is provided with push rod (13), and lower end is passed and passed fairlead (3), fairlead (3) is corresponding with cast steel die (1), choose a place to give a banquet power circle (2) in the outside of cast steel die (1), seat power circle (2) is arranged on die shoe (23), die shoe (23) is located on lower bolster (20), the upper end of lower push rod (5) is passed and is passed cast steel die (1), the top of lower push rod (5) is corresponding with the bottom of upper male mould (4), and the lower end of lower push rod (5) is located at counterdie and is regulated on cushion block (17), eject discharge arm (21) pass from the bottom of lower bolster (20) and pass lower bolster (20), and the top ejecting discharge arm (21) regulates cushion block (17) corresponding with counterdie.
2. accurate cold forging mould as claimed in claim 1, is characterized in that: establish patrix to strengthen backing plate (9) between upper bolster (7) and backing plate (10).
3. accurate cold forging mould as claimed in claim 1, is characterized in that: set mould between die shoe (23) and lower bolster (20) and strengthen backing plate (19).
4. accurate cold forging mould as claimed in claim 1, it is characterized in that: die backing plate (15) is located in the below of seat power circle (2), the middle part of seat power circle (2) is connected with die backing plate (15) bolt, and outside is connected with die shoe (23) bolt.
5. accurate cold forging mould as claimed in claim 1, is characterized in that: the lower end of lower push rod (5) and counterdie regulate cushion block (17) to be located in lining (22), and lining (22) is located in die shoe (23).
6. accurate cold forging mould as claimed in claim 1, is characterized in that: counterdie regulates the below of cushion block (17) to be provided with lower push rod return contiguous block (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420772315.3U CN204321062U (en) | 2014-12-10 | 2014-12-10 | Accurate cold forging mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420772315.3U CN204321062U (en) | 2014-12-10 | 2014-12-10 | Accurate cold forging mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204321062U true CN204321062U (en) | 2015-05-13 |
Family
ID=53157465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420772315.3U Expired - Fee Related CN204321062U (en) | 2014-12-10 | 2014-12-10 | Accurate cold forging mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204321062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620492A (en) * | 2018-06-26 | 2018-10-09 | 南京康尼精密机械有限公司 | A kind of multifunction combined die carrier structure |
-
2014
- 2014-12-10 CN CN201420772315.3U patent/CN204321062U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620492A (en) * | 2018-06-26 | 2018-10-09 | 南京康尼精密机械有限公司 | A kind of multifunction combined die carrier structure |
| CN108620492B (en) * | 2018-06-26 | 2024-01-30 | 南京康尼精密机械有限公司 | Multifunctional combined die carrier structure |
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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: 20150513 |