CN219254001U - Special-shaped extrusion rod device on forging press - Google Patents
Special-shaped extrusion rod device on forging press Download PDFInfo
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- CN219254001U CN219254001U CN202223598779.0U CN202223598779U CN219254001U CN 219254001 U CN219254001 U CN 219254001U CN 202223598779 U CN202223598779 U CN 202223598779U CN 219254001 U CN219254001 U CN 219254001U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model discloses a special-shaped extrusion rod device on a forging press, which comprises: the device comprises a lower die, a compacting mechanism and an upper pressing mechanism, wherein a die cavity for placing blanks is formed in the lower die, the compacting mechanism and the upper pressing mechanism which are mutually spaced are arranged above the lower die, the compacting mechanism is used for compacting the blanks in the die cavity, and the upper pressing mechanism is used for forging the compacted blanks into special-shaped finished products; the compaction mechanism includes: the compaction gasket can move in the vertical direction relative to the lower die, the shape of the compaction gasket is matched with the shape of the special-shaped finished product, and a gap is reserved between the compaction gasket and the inner wall of the die cavity; the upward pressing mechanism includes: extrusion drift, dysmorphism extrusion stem and installation component, extrusion drift installs in dysmorphism extrusion stem bottom, and installation component is installed on dysmorphism extrusion stem top. The special-shaped extrusion rod device on the forging press solves the problem that forging and pressing can not be realized in the prior art to obtain a finished product with a round cross section appearance and a round inner hole cross section appearance.
Description
Technical Field
The utility model relates to a forging press, in particular to a special-shaped extrusion rod device on the forging press.
Background
In the prior art, forging presses include: conveying device, mounting bracket, lower mould, compaction mechanism and last press mechanism, conveyor is installed to the mounting bracket bottom, installs the lower mould on the conveying device, and the compaction mechanism and the last press mechanism of mutual interval are installed to the lower mould top, place the blank in the lower mould, and compaction mechanism is used for compacting the blank in the lower mould, and the press mechanism is used for pressing the blank into the finished product after the compaction, and conveyor is used for carrying the lower mould to compaction mechanism and last press mechanism in proper order. While forging can be accomplished to form a finished product, the forging press still has the disadvantages of:
the general finished product is hollow cylinder structure, namely the appearance is cylinder structure, and the hole is cylinder structure too, can not realize forging and pressing to be whole cross-section appearance and hole cross-section appearance be circular finished product, leads to the dysmorphism finished product can not realize production.
Disclosure of Invention
The utility model provides a special-shaped extrusion rod device on a forging press, which solves the problem that forging and pressing cannot be realized to obtain a finished product with a circular cross section appearance and a circular inner hole cross section appearance in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model discloses a special-shaped extrusion rod device on a forging press, which comprises: the device comprises a lower die, a compacting mechanism and an upper pressing mechanism, wherein a die cavity for placing blanks is formed in the lower die, the compacting mechanism and the upper pressing mechanism which are mutually spaced are arranged above the lower die, the compacting mechanism is used for compacting the blanks in the die cavity, and the upper pressing mechanism is used for forging the compacted blanks into special-shaped finished products; the compaction mechanism includes: the compaction gasket can move in the vertical direction relative to the lower die, the shape of the compaction gasket is matched with the shape of the special-shaped finished product, and a gap is reserved between the compaction gasket and the inner wall of the die cavity; the upward pressing mechanism includes: the extrusion punch head is used for matching with the die cavity and forging the compacted blank into a special-shaped finished product.
Preferably, the lower die includes: the lower die sleeve surrounds the special-shaped extrusion barrel, the bottom wall of the lower die sleeve is protruded to form the anti-rotation pin, the anti-rotation pin is inserted into the special-shaped extrusion barrel from the vertical direction, the ejection block supported by the lower die sleeve is arranged at the bottom of the special-shaped extrusion barrel, a die cavity is formed after the inner hole of the special-shaped extrusion barrel is blocked by the ejection block, and the die cavity is located above the ejection block.
Preferably, the special-shaped extrusion rod is of a T-shaped structure.
Preferably, the mounting assembly comprises: go up die sleeve, spacer, setting element and first bolt, go up die sleeve bottom surface sunken formation screw and put into the groove, put into the inslot and supply dysmorphism extrusion pole top and spacer to put into, the setting element compresses tightly dysmorphism extrusion pole top and spacer in putting into the inslot, and the setting element passes through the screw and is connected with the screw.
Preferably, the positioning sleeve is recessed to form an annular groove, and the annular groove is used for radially inserting the positioning piece from the special-shaped extrusion rod.
Preferably, the profile extrusion rod includes: the first cylinder section, second cylinder section and third cylinder section, first cylinder section is placed and is put into the inslot, and first cylinder section is connected to the third cylinder section through the second cylinder section, and the diameter of first cylinder section is greater than the diameter of second cylinder section, and the diameter of second cylinder section is greater than the diameter of third cylinder section, and first cylinder section is by the locating cover in putting into the inslot.
Preferably, the third cylindrical section is provided with a slot into which the top end of the extrusion punch is inserted.
Preferably, the extrusion punch includes: arc section, straight section, toper section and installation section, arc section, straight section, toper section and installation section are set up from bottom to top in proper order, and arc section lateral wall is tangent with straight section lateral wall, and straight section is connected with toper section main aspects, and cylinder section tip is connected to the installation section, and the installation section inserts in the dysmorphism extrusion pole.
Preferably, there is a gap between the compacted shim and the inner wall of the mould cavity.
Preferably, the gap d between the compacted shim and the inner wall of the mould cavity is 2mm.
Compared with the prior art, the utility model has the following beneficial effects:
the blank is compacted in the lower die, the section of the compacted gasket is of a special-shaped structure matched with a special-shaped finished product, the blank is forged and compacted by the extrusion punch to form the special-shaped finished product, the overall section of the special-shaped finished product is special-shaped, the section of the inner hole of the special-shaped finished product is special-shaped, and the production of the special-shaped finished product is realized, so that the requirement is met.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a cross-sectional view of a lower die and compaction mechanism in a profile extrusion bar apparatus on a forging press;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view of the lower die and the upper press mechanism of the profile extrusion bar apparatus on the forging press at the start of extrusion;
FIG. 4 is a cross-sectional view B-B in FIG. 3;
FIG. 5 is a cross-sectional view of the lower die and the upper press mechanism of the profile extrusion bar apparatus on the forging press after extrusion;
FIG. 6 is a cross-sectional view of C-C in FIG. 5;
fig. 7 is an enlarged view of the extrusion punch of fig. 5.
Reference numerals: the die comprises a lower die 1, a lower die sleeve 11, an ejection block 12, a stop pin 13, a special-shaped extrusion barrel 14, a compacting mechanism 2, an upward pressing mechanism 3, an extrusion punch 31, an arc section 311, a straight section 312, a conical section 313, a mounting section 314, a special-shaped extrusion rod 32, a mounting assembly 33, an upper die sleeve 331, a positioning sleeve 332, a positioning piece 333, a first bolt 334, a blank 4 and a special-shaped finished product 5.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model more clear and easy to understand, the present utility model is further described below with reference to the accompanying drawings and the detailed description:
as shown in fig. 1 to 7, the present utility model discloses a special-shaped extrusion rod device on a forging press, comprising: the device comprises a lower die, a compacting mechanism and an upper pressing mechanism, wherein a die cavity for placing blanks is formed in the lower die, the compacting mechanism and the upper pressing mechanism which are mutually spaced are arranged above the lower die, the compacting mechanism is used for compacting the blanks in the die cavity, and the upper pressing mechanism is used for forging the compacted blanks into special-shaped finished products; the compaction mechanism includes: the compaction gasket can move in the vertical direction relative to the lower die, the shape of the compaction gasket is matched with the shape of the special-shaped finished product, and a gap is reserved between the compaction gasket and the inner wall of the die cavity; the upward pressing mechanism includes: the extrusion punch head is used for matching with the die cavity and forging the compacted blank into a special-shaped finished product.
The lower die includes: the lower die sleeve surrounds the special-shaped extrusion barrel, the bottom wall of the lower die sleeve is protruded to form the anti-rotation pin, the anti-rotation pin is inserted into the special-shaped extrusion barrel from the vertical direction, the ejection block supported by the lower die sleeve is arranged at the bottom of the special-shaped extrusion barrel, a die cavity is formed after the inner hole of the special-shaped extrusion barrel is blocked by the ejection block, and the die cavity is located above the ejection block. The inner wall of the lower die sleeve supports the special-shaped extrusion barrel and the ejection block, and the lower die sleeve is provided with an ejection hole communicated to the middle part of the ejection block, so that the special-shaped finished product is conveniently ejected out through the ejection block after being molded, and the demolding is convenient.
The special-shaped extrusion rod is of a T-shaped structure. The installation of the follow-up special-shaped extrusion rod and the installation assembly is facilitated.
The mounting assembly includes: go up die sleeve, spacer, setting element and first bolt, go up die sleeve bottom surface sunken formation screw and put into the groove, put into the inslot and supply dysmorphism extrusion pole top and spacer to put into, the setting element compresses tightly dysmorphism extrusion pole top and spacer in putting into the inslot, and the setting element passes through the screw and is connected with the screw. The upper die sleeve is arranged on the lifting driving device, the special-shaped extrusion rod is positioned in the embedded groove by the positioning sleeve, the positioning piece is positioned in the embedded groove, the positioning piece is connected to the upper die sleeve through the first bolt, the embedded groove inner wall radially enables the positioning sleeve to be positioned in the upper die sleeve, the positioning sleeve inner wall radially positions the special-shaped extrusion rod, and therefore the accuracy of the position of the special-shaped extrusion rod after installation is guaranteed, and the special-shaped extrusion rod is detachably connected with the upper die sleeve.
The positioning sleeve is sunken to form an annular groove, and the annular groove is used for radially inserting the positioning piece from the special-shaped extrusion rod. The locating piece inserts in the ring channel, when limiting the locating sleeve to keep away from the upper die sleeve, the locating piece that also is simultaneously has the function of radially carrying out the location to the locating sleeve, has improved the accuracy that the locating sleeve was fixed a position to the accuracy of position has been improved after the dysmorphism extrusion pole was installed.
The special-shaped extrusion rod comprises: the first cylinder section, second cylinder section and third cylinder section, first cylinder section is placed and is put into the inslot, and first cylinder section is connected to the third cylinder section through the second cylinder section, and the diameter of first cylinder section is greater than the diameter of second cylinder section, and the diameter of second cylinder section is greater than the diameter of third cylinder section, and first cylinder section is by the locating cover in putting into the inslot.
The third cylindrical section is provided with a slot for inserting the top end of the extrusion punch. The extrusion punch is convenient to install, the extrusion punch and the third cylindrical section are penetrated by a second bolt, one end of the second bolt is in threaded connection with a nut, the third cylindrical section is sunken to form a containing groove for containing the nut, and the extrusion punch and the special-shaped extrusion rod are detachably connected.
The extrusion punch includes: arc section, straight section, toper section and installation section, arc section, straight section, toper section and installation section are set up from bottom to top in proper order, and arc section lateral wall is tangent with straight section lateral wall, and straight section is connected with toper section main aspects, and cylinder section tip is connected to the installation section, and the installation section inserts in the dysmorphism extrusion pole. The cross sections of the circular arc section, the straight section and the conical section are special-shaped structures matched with special-shaped finished products, the side wall of the circular arc section enables the connection surface between the straight section and the bottom surface of the circular arc section to be circular arc, uneven metal flow in the forging and pressing process caused by overlarge angle of the connection surface is avoided, the metal is more uniform, and the phenomenon of pulling crack generated when the extrusion punch is separated from the special-shaped finished products is avoided. The outer wall of the straight section is required to position the shape and the size of the inner hole of the final special-shaped finished product. The taper section is small in upper part and large in lower part, so that demolding resistance is reduced, and demolding efficiency is improved.
A gap is arranged between the compaction gasket and the inner wall of the die cavity. The demolding resistance is reduced, and the demolding efficiency is improved.
The gap d between the compaction gasket and the inner wall of the die cavity is 2mm.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (10)
1. A profiled extrusion bar apparatus on a forging press, comprising: the device comprises a lower die, a compacting mechanism and an upper pressing mechanism, wherein a die cavity for placing blanks is formed in the lower die, the compacting mechanism and the upper pressing mechanism which are mutually spaced are arranged above the lower die, the compacting mechanism is used for compacting the blanks in the die cavity, and the upper pressing mechanism is used for forging the compacted blanks into special-shaped finished products;
the compaction mechanism includes: the compaction gasket can move in the vertical direction relative to the lower die, the shape of the compaction gasket is matched with the shape of the special-shaped finished product, and a gap is reserved between the compaction gasket and the inner wall of the die cavity;
the upward pressing mechanism includes: the extrusion punch head is used for matching with the die cavity and forging the compacted blank into a special-shaped finished product.
2. A profiled extrusion press apparatus for a forging press as set forth in claim 1, wherein the lower die comprises: the lower die sleeve surrounds the special-shaped extrusion barrel, the bottom wall of the lower die sleeve is protruded to form the anti-rotation pin, the anti-rotation pin is inserted into the special-shaped extrusion barrel from the vertical direction, the ejection block supported by the lower die sleeve is arranged at the bottom of the special-shaped extrusion barrel, a die cavity is formed after the inner hole of the special-shaped extrusion barrel is blocked by the ejection block, and the die cavity is located above the ejection block.
3. A profiled extrusion bar apparatus on a forging press as claimed in claim 1 or 2, wherein the profiled extrusion bar is of T-shaped configuration.
4. A profiled extrusion press apparatus of claim 3, wherein the mounting assembly comprises: go up die sleeve, spacer, setting element and first bolt, go up die sleeve bottom surface sunken formation screw and put into the groove, put into the inslot and supply dysmorphism extrusion pole top and spacer to put into, the setting element compresses tightly dysmorphism extrusion pole top and spacer in putting into the inslot, and the setting element passes through the screw and is connected with the screw.
5. A profile extrusion die assembly on a forging press as recited in claim 4, wherein the positioning sleeve is recessed to form an annular groove for radial insertion of the positioning member from the profile extrusion die.
6. The profile extrusion die apparatus of claim 5, wherein the profile extrusion die comprises: the first cylinder section, second cylinder section and third cylinder section, first cylinder section is placed and is put into the inslot, and first cylinder section is connected to the third cylinder section through the second cylinder section, and the diameter of first cylinder section is greater than the diameter of second cylinder section, and the diameter of second cylinder section is greater than the diameter of third cylinder section, and first cylinder section is by the locating cover in putting into the inslot.
7. The special-shaped extrusion press device of claim 6, wherein the third cylindrical section is provided with a slot for inserting the top end of the extrusion punch.
8. A profiled extrusion press apparatus on a forging press as claimed in claim 1 or 2, wherein the extrusion punch comprises: arc section, straight section, toper section and installation section, arc section, straight section, toper section and installation section are set up from bottom to top in proper order, and arc section lateral wall is tangent with straight section lateral wall, and straight section is connected with toper section main aspects, and cylinder section tip is connected to the installation section, and the installation section inserts in the dysmorphism extrusion pole.
9. A profiled extrusion press apparatus in a forging press as claimed in claim 1 or 2, wherein there is a gap between the compacted shim and the inner wall of the die cavity.
10. A profiled extrusion press apparatus of claim 9, wherein the gap d between the compacted shim and the inner wall of the die cavity is 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223598779.0U CN219254001U (en) | 2022-12-30 | 2022-12-30 | Special-shaped extrusion rod device on forging press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223598779.0U CN219254001U (en) | 2022-12-30 | 2022-12-30 | Special-shaped extrusion rod device on forging press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219254001U true CN219254001U (en) | 2023-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223598779.0U Active CN219254001U (en) | 2022-12-30 | 2022-12-30 | Special-shaped extrusion rod device on forging press |
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| Country | Link |
|---|---|
| CN (1) | CN219254001U (en) |
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2022
- 2022-12-30 CN CN202223598779.0U patent/CN219254001U/en active Active
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