CN212191081U - Eccentric control combined die for forging disc parts - Google Patents
Eccentric control combined die for forging disc parts Download PDFInfo
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- CN212191081U CN212191081U CN202020697368.9U CN202020697368U CN212191081U CN 212191081 U CN212191081 U CN 212191081U CN 202020697368 U CN202020697368 U CN 202020697368U CN 212191081 U CN212191081 U CN 212191081U
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- upper die
- die
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- 238000005242 forging Methods 0.000 title claims abstract description 24
- 239000002131 composite material Substances 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 description 6
- 238000003825 pressing Methods 0.000 description 4
- 238000007723 die pressing method Methods 0.000 description 3
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model provides an eccentric control composite mold for forging dish class part, the purpose is solved the big technical problem of current composite mold eccentricity. The adopted technical scheme is as follows: an eccentric control combined die for forging disc parts comprises an upper die and a lower die; the lower die is provided with a die cavity for forging a workpiece, and the bottom of the die cavity is provided with an ejection channel which is communicated with the bottom surface of the lower die and used for accommodating the ejector rod; the upper die comprises an upper die core and an upper die sleeve, the upper die sleeve is provided with a cavity in interference fit with the upper die core, and the upper die core is embedded into the cavity of the upper die sleeve and fixedly connected with the upper die sleeve; the bottom of the upper die sleeve is provided with a downward convex annular ridge, and the annular ridge surrounds the periphery of the lower die and is matched with the outer wall of the lower die to limit the upper die when the upper die moves downwards; the upper die sleeve and the annular ridge are of an integrated structure.
Description
Technical Field
The utility model relates to a mould equipment technical field, concretely relates to eccentric control composite mold for forging dish class part.
Background
When a disc part is forged, in order to ensure that an upper die is aligned with a lower die, a lower die pressing ring is fixedly connected to the periphery of the lower die through a bolt, and a matched pressing ring is fixedly connected to the top of the lower die pressing ring through a bolt; when the upper die moves downwards and is matched with the lower die to forge a workpiece, the inner periphery of the matched pressing ring can limit the upper die, so that the upper die and the lower die are ensured to be aligned, and the eccentric amount is reduced. Along with repeated forging, the matched pressing ring repeatedly receives the acting force of the upper die, the lower die pressing ring fixedly connected through the bolt and the matched pressing ring are easy to loosen or deviate, and therefore the eccentric amount of a workpiece is increased, and the quality of the workpiece is reduced.
Disclosure of Invention
An object of the utility model is to provide an eccentric control composite mold for forging dish class part, its eccentric volume that can reduce the forging work piece, improve the work piece quality.
In order to achieve the above object, the utility model adopts the following technical scheme:
an eccentric control segmented die for forging disc-like parts, comprising:
the lower die is provided with a die cavity for forging a workpiece, and the bottom of the die cavity is provided with an ejection channel which is communicated with the bottom surface of the lower die and used for accommodating the ejector rod;
the upper die comprises an upper die core and an upper die sleeve, the upper die sleeve is provided with a cavity in interference fit with the upper die core, and the upper die core is embedded into the cavity of the upper die sleeve and fixedly connected with the upper die sleeve;
the bottom of the upper die sleeve is provided with a downward convex annular ridge, and the annular ridge surrounds the periphery of the lower die and is matched with the outer wall of the lower die to limit the upper die when the upper die moves downwards; the upper die sleeve and the annular ridge are of an integrated structure.
Preferably, the top edge of the outer wall of the lower die is provided with a groove, and the bottom edge of the inner wall of the annular ridge is provided with a groove.
Preferably, the upper die sleeve is provided with a counter bore for communicating the top of the upper die sleeve with the cavity, and the top of the upper die core is provided with a threaded hole corresponding to the counter bore and fixedly connected with the upper die sleeve through a bolt penetrating through the threaded hole.
Preferably, the mounting seat of the lower die is provided with a mounting groove corresponding to the ejection channel and used for accommodating the oil cylinder; the bottom of ejector pin sets up the recess that has the internal thread, the axostylus axostyle top of hydro-cylinder sets up the threaded connection head of looks adaptation.
Preferably, one end of the mounting groove extends to the side wall of the mounting seat and is matched with the abutting strip; the one end of the supporting strip is provided with a first connecting lug and is fixedly connected with the side wall of the mounting seat through a bolt penetrating through the first connecting lug, and the oil cylinder is provided with a second connecting lug and is fixedly connected with the other end of the supporting strip through a bolt penetrating through the second connecting lug.
Preferably, the bottom of the mounting groove is provided with a wire guide groove.
The utility model discloses a theory of operation does: the annular ridge structure is formed in the bottom of the upper die sleeve in a finish machining mode through milling, when the upper die moves downwards and is matched with the lower die to forge a workpiece, the annular ridge can be matched with the outer wall of the lower die to limit the upper die, and therefore the upper die is ensured to be aligned with the lower die.
The utility model has the advantages that: the annular ridge and the upper die sleeve are of an integrated integral structure, so that looseness or deviation caused by acting force applied by multiple times of forging is avoided, the eccentric amount of a forged workpiece is smaller and more stable, and the quality of the workpiece is better; in addition, go up the mould and form by last mold core and last mold sleeve assembly, when going up the mould because of forging the crackle many times, the parcel can play the restriction effect to last mold core in last mold core outer last mold sleeve, can avoid going up the mold core and appear penetrating type fracture, makes and goes up the mold core and can continue to use to improve the life of last mould, reduced the mould cost.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a die assembly using a lower die clamping ring;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic structural view of the mounting base;
FIG. 4 is a schematic view of the connection between the oil cylinder and the tightening strip;
reference numerals: 1. a lower die; 2. ejecting a channel; 3. an upper mold core; 4. putting a die sleeve; 5. an annular ridge; 6. a counter bore; 7. an oil cylinder; 8. a threaded connector; 9. a tightening strip; 10. a wire guide groove; 11. a first connecting lug; 12. a second engaging lug; 13. a mounting seat; 14. and (4) mounting the groove.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Embodiments of the present invention will be described in detail below with reference to fig. 1 to 4.
The embodiment of the utility model provides an eccentric control composite mold for forging dish class part, this composite mold includes:
the lower die 1 is provided with a die cavity for forging a workpiece, and the bottom of the die cavity is provided with an ejection channel 2 which is communicated with the bottom surface of the lower die 1 and is used for accommodating an ejector rod;
the upper die comprises an upper die core 3 and an upper die sleeve 4, the upper die sleeve 4 is provided with a cavity in interference fit with the upper die core 3, and the upper die core 3 is embedded into the cavity of the upper die sleeve 4 and is fixedly connected with the upper die sleeve 4;
the bottom of the upper die sleeve 4 is provided with a downward protruding annular ridge 5, and the annular ridge 5 surrounds the periphery of the lower die 1 when the upper die moves downward and is matched with the outer wall of the lower die 1 to limit the upper die; the upper die sleeve 4 and the annular rib 5 are of an integrated structure. It should be understood that when the upper die moves downwards to cooperate with the lower die 1 to forge a workpiece, the inner wall of the annular rib 5 will abut against the outer wall of the lower die 1, thereby limiting the position of the upper die.
Set forth below the utility model discloses an embodiment processes out annular arris 5 structure through the cutting in the bottom of last die sleeve 4, when last mould downstream, cooperation lower mould 1 forge the work piece, annular arris 5 can cooperate 1 outer wall of lower mould to constitute spacingly to last mould to ensure to go up mould and lower mould 1 and align. The annular edge 5 and the upper die sleeve 4 of the utility model are of an integral structure, so that looseness or deviation caused by acting force received by multiple times of forging can be avoided, the forged workpiece has smaller and more stable eccentric amount, and the quality of the workpiece is better; in addition, go up the mould and form by last mould core 3 with last mould cover 4 equipment, when going up the mould because of forging the crackle many times, the parcel can play the restriction to last mould core 3 in last mould cover 4 outside last mould core 3, can avoid going up mould core 3 and appear penetrating formula fracture, makes last mould core 3 can continue to use to the life of going up the mould has been improved, the mould cost has been reduced.
As the utility model discloses a further optimization, the top edge of 1 outer wall of lower mould is equipped with the groove, the end edge of 5 inner walls of annular arris is equipped with the groove. It should be understood that the grooves are respectively arranged on the top edge of the outer wall of the lower die 1 and the bottom edge of the inner wall of the annular rib 5, so that the top of the lower die 1 can enter the annular rib 5 more smoothly, and the hard collision between the lower die 1 and the annular rib 5 is avoided.
Furthermore, the upper die sleeve 4 is provided with a counter bore 6 for communicating the top of the upper die sleeve with the cavity, and the top of the upper die core 3 is provided with a threaded hole corresponding to the counter bore 6 and fixedly connected with the upper die sleeve 4 through a bolt penetrating through the threaded hole.
Further, the mounting seat 13 of the lower die 1 is provided with a mounting groove 14 corresponding to the ejection channel 2 and used for accommodating the oil cylinder 7; the bottom of ejector pin sets up the recess that has the internal thread, the axostylus axostyle top of hydro-cylinder 7 sets up the threaded connection head 8 of looks adaptation. It will be appreciated that the installation of the ejector pin can be completed by extending the shaft of the cylinder 7 upwards, placing the ejector pin into the ejection channel 2 from above and tightening, and finally retracting the shaft of the cylinder 7 to the original position so that the top of the ejector pin is flush with the top of the ejection channel 2. The utility model discloses need not to dismantle lower mould 1, can dismantle or install the ejector pin, the later stage of being convenient for is maintained or is changed the ejector pin.
Further, one end of the mounting groove 14 extends to the side wall of the mounting seat 13 and is matched with the abutting strip 9; the one end of propping tight strip 9 sets up first engaging lug 11 and through the bolt and the 13 lateral walls rigid couplings of mount pad that wear to establish at first engaging lug 11, hydro-cylinder 7 is equipped with second engaging lug 12 and through the bolt that wears to establish at second engaging lug 12 and the other end rigid couplings of propping tight strip 9. It should be understood that after the oil cylinder 7 is fixed on the abutting strip 9 through a bolt, the abutting strip 9 is pushed into the mounting groove 14, and the other end of the abutting strip 9 is fixedly connected with the side wall of the mounting seat 13 through a bolt, so that the installation of the oil cylinder 7 can be completed. The utility model discloses need not to demolish lower mould 1 and can dismantle or install hydro-cylinder 7, convenient and fast is convenient for maintain or change hydro-cylinder 7.
Further, the bottom of the mounting groove 14 is provided with a wire guide groove 10. It will be appreciated that the wire guide 10 may be used to accommodate the electrical supply wires to the cylinder 7.
Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that changes and modifications may be made to these embodiments without departing from the principles and spirit of the invention, and these changes and modifications are intended to fall within the scope of the invention.
Claims (6)
1. The utility model provides an eccentric control composite mold for forging dish class part which characterized in that: the method comprises the following steps:
the lower die (1) is provided with a die cavity for forging a workpiece, and the bottom of the die cavity is provided with an ejection channel (2) which is communicated with the bottom surface of the lower die (1) and is used for accommodating an ejector rod;
the upper die comprises an upper die core (3) and an upper die sleeve (4), wherein the upper die sleeve (4) is provided with a cavity in interference fit with the upper die core (3), and the upper die core (3) is embedded into the cavity of the upper die sleeve (4) and fixedly connected with the upper die sleeve (4);
the bottom of the upper die sleeve (4) is provided with a downward protruding annular ridge (5), and the annular ridge (5) surrounds the periphery of the lower die (1) and is matched with the outer wall of the lower die (1) to limit the upper die when the upper die moves downward; the upper die sleeve (4) and the annular ridge (5) are of an integrated structure.
2. An eccentric-control segmented die for forging disc-like parts according to claim 1, wherein: the top edge of the outer wall of the lower die (1) is provided with a groove, and the bottom edge of the inner wall of the annular ridge (5) is provided with a groove.
3. An eccentric-control segmented die for forging disc-like parts according to claim 1, wherein: go up die sleeve (4) and set up counter bore (6) that communicate its top and cavity, go up die core (3) top and set up the screw hole that corresponds with counter bore (6) and through the bolt that wears to locate this screw hole and go up die sleeve (4) rigid coupling.
4. An eccentrical control segmented die for forging disc-like parts according to any one of claims 1 to 3, characterized in that: the mounting seat (13) of the lower die (1) is provided with a mounting groove (14) which corresponds to the ejection channel (2) and is used for accommodating the oil cylinder (7); the bottom of the ejector rod is provided with a groove with internal threads, and the top of the shaft rod of the oil cylinder (7) is provided with a thread connector (8) matched with the top of the shaft rod.
5. An eccentric control segmented die for forging disc like parts according to claim 4 wherein: one end of the mounting groove (14) extends to the side wall of the mounting seat (13) and is matched with the abutting strip (9); the one end of propping tight strip (9) sets up first engaging lug (11) and through the bolt and the mount pad (13) lateral wall rigid coupling of wearing to establish at first engaging lug (11), hydro-cylinder (7) are equipped with second engaging lug (12) and through the bolt of wearing to establish at second engaging lug (12) and the other end rigid coupling of propping tight strip (9).
6. An eccentric control segmented die for forging disc like parts according to claim 5 wherein: the bottom of the mounting groove (14) is provided with a wire guide groove (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020697368.9U CN212191081U (en) | 2020-04-30 | 2020-04-30 | Eccentric control combined die for forging disc parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020697368.9U CN212191081U (en) | 2020-04-30 | 2020-04-30 | Eccentric control combined die for forging disc parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212191081U true CN212191081U (en) | 2020-12-22 |
Family
ID=73830441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020697368.9U Expired - Fee Related CN212191081U (en) | 2020-04-30 | 2020-04-30 | Eccentric control combined die for forging disc parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212191081U (en) |
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2020
- 2020-04-30 CN CN202020697368.9U patent/CN212191081U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201222 |