CN214321662U - Closed die for forging hydraulic support column socket and column cap - Google Patents
Closed die for forging hydraulic support column socket and column cap Download PDFInfo
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- CN214321662U CN214321662U CN202120124290.6U CN202120124290U CN214321662U CN 214321662 U CN214321662 U CN 214321662U CN 202120124290 U CN202120124290 U CN 202120124290U CN 214321662 U CN214321662 U CN 214321662U
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Abstract
The utility model relates to the technical field of dies, in particular to a die for closed forging of a hydraulic support column nest and a column cap, which comprises a lower workbench, a lower die, an upper slide block and an ejection device, wherein the upper end of the lower workbench is provided with a lower die holder, the lower die is arranged at the upper end of the lower die holder, the middle part of the lower die is provided with a lower die cavity, and a lower tray is arranged in the lower die cavity; the lower end of the upper sliding block is provided with an upper die base, the lower end of the upper die base is provided with an upper die fixing plate, the upper die is fixedly arranged at the lower end of the upper die fixing plate, and the upper die corresponds to the lower die cavity in position. The utility model discloses can stop cast gas pocket, sand hole, mix with, crackle and surface quality defect such as poor, surface finish and dimensional requirement can be guaranteed to the side of work piece and last plane simultaneously, need not to carry out machining once more and can use, reduce man-hour.
Description
Technical Field
The utility model relates to the technical field of mold, more specifically relate to a hydraulic support post nest, the mould of cap are forged to closed.
Background
In the prior art, the production mode of the hydraulic support column nest is mainly casting, the casting process is unstable, air holes, sand holes, impurities, cracks, poor surface quality and the like in casting defects seriously influence the service performance of products, the processing amount of the surface of a workpiece is increased, and raw materials are seriously wasted; the second mode is to use a die forging hammer or a large-scale press to carry out open die forging (forging with burrs) to manufacture a product, the process improves the internal organization structure of the product and improves the service performance and the process stability of the product, but the side surface of a workpiece needs to increase the draft, the processing amount of the outer side surface of the workpiece is increased, the raw materials of the workpiece are increased, the processing working hours are increased, the production cost is increased, the manufacturing cost of a die is high, the die processing working hours are long, and the requirement on the performance of the die is high.
Both processes increase the consumption of raw materials, increase production processes, increase working hours, and increase production costs, and thus improvements are necessary.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the die for forging the hydraulic support column socket and the column cap in the closed mode is small in machining allowance and high in machining efficiency.
In order to solve the technical problem, the utility model discloses a technical scheme be:
a die for closed forging of a hydraulic support column nest and a column cap comprises a lower workbench, a lower die, an upper die and an upper sliding block, wherein a lower die base is arranged at the upper end of the lower workbench;
the lower end of the upper sliding block is provided with an upper die base, the lower end of the upper die base is provided with an upper die fixing plate, the upper die is fixedly arranged at the lower end of the upper die fixing plate, and the upper die and the lower die cavity are aligned in the vertical direction.
The middle of the lower workbench is provided with a first through hole, the middle of the lower die holder is provided with a second through hole, the first through hole and the second through hole are coaxially arranged and are communicated with the lower die cavity, and the ejection end of the ejection device sequentially penetrates through the first through hole and the second through hole.
Further, the up end of top shoe is provided with the location spout, the spout section that sets up including vertical setting put into the section and level in the location spout, spout section upper end is provided with the stop block along spout section length direction, be provided with the counter sink on the upper die base, counter sink lower extreme and spout section intercommunication pass through bolt fixed connection between location spout and the counter sink.
Furthermore, the upper end face of the lower workbench and the lower end face of the lower die holder are correspondingly provided with rectangular key grooves, and positioning keys are arranged in the rectangular key grooves.
Further, the upper die is a square block with the same cross section as the lower die cavity, and the lower tray is a square block with the same cross section as the upper die. The method is used for the pre-forging forming of the closed forging hydraulic support column socket and the column cap.
Furthermore, the upper die is provided with a weight reducing block cavity I and a weight reducing block cavity II, the weight reducing block cavity I and the weight reducing block cavity II are both provided with draft angles, and the height of the weight reducing block cavity I is greater than that of the weight reducing block cavity II; the upper end face of lower tray is provided with ball socket die cavity I, the upper end face of lower tray is provided with the slope. The method is used for finish forging forming of the closed forging hydraulic support column socket.
Furthermore, the upper die is provided with a ball socket die cavity II, and lug die cavities are arranged on two sides of the ball socket die cavity II; and the lower die is provided with a weight reducing block cavity III. The method is used for finish forging forming of the closed forging hydraulic support column cap.
Compared with the prior art, the utility model beneficial effect who has does:
1. the utility model discloses be provided with ejecting device, the work piece after the forging is accomplished can be ejecting automatically through ejecting device.
2. The utility model discloses a location spout makes the top shoe be connected with the upper die base, the die holder is connected with the lower mould, and in the die carrier manufacture process, each adjacent part all designs the navigation key each other and retrains their relative position, can have sufficient anti unbalance loading ability in the assurance equipment course of work.
3. The utility model discloses the drift of last mould of finish forging equipment has the inclination, and the lower mould side is straight face, and the frictional force of lower mould is greater than last mould when guaranteeing the work piece demolding, avoids the work piece to glue on last mould and influences going on of next procedure.
4. The utility model discloses a production technology can guarantee the stability of producing the product performance, stops cast gas pocket, sand hole, mix with, crackle and surface quality defect such as poor, and the surface finish and dimensional requirement can be guaranteed to the side of work piece and last plane simultaneously, need not to carry out machining once more and can use, reduces the processing man-hour.
5. The utility model discloses utilize closed mould die cavity to rationally carry out the metal volume distribution, overcome with the phenomenon of extravagant raw and other materials among the prior art, reduced manufacturing cost, shortened production cycle, production technology is stable.
6. The forging integral strength is superior to that of a casting, and the product structure can be designed in a light weight mode under the requirement of the same strength, so that the product structure is light, materials are saved, the weight is reduced, and the cost is saved.
Drawings
The following will explain in further detail embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is an explosion structure diagram of embodiment 1 of the present invention;
FIG. 3 is a schematic view of a workpiece according to example 1;
fig. 4 is a schematic structural diagram of embodiment 2 of the present invention;
FIG. 5(A) is an upper mold of example 2;
FIG. 5(B) shows a lower mold of example 2;
FIG. 5(C) is a schematic view of the workpiece of example 2;
fig. 6 is a schematic structural view of embodiment 3 of the present invention;
FIG. 7(A) is an upper mold of example 3;
FIG. 7(B) shows a lower mold of example 3;
FIG. 7(C) is a schematic view of a work in example 3.
In the figure: 1-lower table, 11-first through hole, 13-rectangular key groove, 2-lower mold I, 21-lower mold cavity, 22-lower tray I, 221-ball-and-socket mold cavity I, 23-weight-reducing block mold cavity III, 3-upper mold I, 31-weight-reducing block mold cavity I, 32-weight-reducing block mold cavity II, 33-ball-and-socket mold cavity II, 34-lug mold cavity, 4-upper slide block, 41-positioning slide groove, 411-placing section, 412-slide groove section, 413-stop block, 5-lower mold base, 51-second through hole, 6-upper mold base, 61-counter hole, 7-upper mold fixing plate, 8-ejector, 91-upper mold II, 92-lower mold II, 93-lower tray II, 94-upper mold III, 95-lower tray III, and 96-lower die III.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1 to 3, the closed die for forging the hydraulic support socket and the column cap comprises a lower workbench 1, a lower die i 2, an upper die i 3, an upper slide block 4 and an ejection device 8, wherein the upper end of the lower workbench 1 is provided with a lower die holder 5, the lower die i 2 is arranged at the upper end of the lower die holder 5, the middle part of the lower die i 2 is provided with a lower die cavity 21, and a lower tray i 22 is arranged in the lower die cavity 21;
the lower extreme of top shoe 4 is provided with upper die base 6, 6 lower extremes of upper die base are provided with upper die fixed plate 7, go up the fixed lower extreme that sets up in upper die fixed plate 7 of mould I3, it is corresponding with the position of lower die cavity 21 to go up mould I3.
Go up mould I3 for the square piece the same with lower die cavity 21 cross section, lower tray I22 is the square piece the same with last mould I3 cross section, and this embodiment structure can be used to the preforging technology of hydraulic support post nest, cap of closed forging, makes the blank into the square blank unanimous with the work piece appearance.
The purpose of pre-forging the blank is: the prefabricated blank completely covers four weight reducing blocks of a product, the side walls of the periphery of the workpiece have a positioning effect, the blank is uniformly distributed at each position of the workpiece during finish forging, folding at the weight reducing blocks during finish forging is avoided, the blank can be positioned more accurately in a finish forging cavity, and the phenomena that the finished forging is partially short of meat and partially has burrs due to uneven material distribution during finish forging are eliminated.
The working principle is as follows: drive through top shoe 4 and go up mould I3 downstream, make and go up mould I3 and I2 compound die of lower mould, through last mould I3, lower mould I2 and lower tray I22 with the work piece shaping.
The middle of the lower workbench 1 is provided with a first through hole 11, the middle of the lower die base 5 is provided with a second through hole 51, the first through hole 11 and the second through hole 51 are coaxially arranged and communicated with the lower die cavity 21, and the ejection end of the ejection device 8 sequentially penetrates through the first through hole 11 and the second through hole 51.
The ejection device is used for automatically ejecting the forged workpiece, and manual labor is replaced.
The upper end face of the upper slide block 4 is provided with a positioning chute 41, the positioning chute 41 comprises a vertically arranged placing section 411 and a horizontally arranged chute section 412, the upper end of the chute section 412 is provided with a stop block 413 along the length direction of the chute section, the upper mold base 6 is provided with a counter bore 61, the lower end of the counter bore 61 is communicated with the chute section 412, and the positioning chute 41 is fixedly connected with the counter bore 61 through a bolt.
In the manufacturing process of the die carrier, each adjacent part is mutually designed with a positioning key to restrict the relative position of the adjacent parts, so that the sufficient unbalance loading resistance can be ensured in the working process of the equipment.
Example 2:
as shown in fig. 4 and 5, the present embodiment differs from embodiment 1 only in that: the upper die, the lower die and the lower tray have different shapes,
the upper die II 91 is provided with a weight reducing die cavity I31 and a weight reducing die cavity II 32, the weight reducing die cavity I31 and the weight reducing die cavity II 32 are both provided with a die drawing inclination, the side surface of the lower die II 92 is a straight surface, so that the friction force of the lower die II 92 is greater than that of the upper die II 91 when a workpiece is demoulded, the workpiece is prevented from being adhered to the upper die II 91 to influence the operation of the next procedure, and the height of the weight reducing die cavity I31 is greater than that of the weight reducing die cavity II 32; the upper end face of the lower tray II 93 is provided with a slope, and the upper end face of the lower tray II 93 is provided with a ball socket cavity I221.
The structure of the embodiment can be used for the finish forging process of closed forging of the hydraulic support column socket.
Example 3:
as shown in fig. 6 to 7, the present embodiment is different from embodiment 1 in that: the upper die III 94 is provided with a ball socket die cavity II 33, and lug die cavities 34 are arranged on two sides of the ball socket die cavity II 33; the lower tray III 95 is provided with a weight reducing cavity III 23, and the lower cavity of the lower die III 96 is a stepped hole with a large upper part and a small lower part.
The structure of the embodiment can be used for the finish forging process of the closed forging hydraulic support column cap.
The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.
Claims (7)
1. The utility model provides a mould of hydraulic support post nest, cap is forged to closed which characterized in that: the device comprises a lower workbench (1), a lower die, an upper die and an upper sliding block (4), wherein the upper end of the lower workbench (1) is provided with a lower die base (5), the lower die is arranged at the upper end of the lower die base (5), the middle part of the lower die is provided with a lower die cavity (21), and a lower tray is arranged in the lower die cavity (21);
the lower end of the upper sliding block (4) is provided with an upper die base (6), the lower end of the upper die base (6) is provided with an upper die fixing plate (7), the upper die is fixedly arranged at the lower end of the upper die fixing plate (7), and the upper die is aligned with the lower die cavity (21) in the vertical direction.
2. The die for closed forging of the hydraulic support column socket and the column cap as claimed in claim 1, wherein: the die comprises a lower workbench (1) and is characterized by further comprising an ejection device (8), wherein a first through hole (11) is formed in the middle of the lower workbench (1), a second through hole (51) is formed in the middle of the lower die holder (5), the first through hole (11) and the second through hole (51) are coaxially arranged and communicated with a lower die cavity (21), and the ejection end of the ejection device (8) sequentially penetrates through the first through hole (11) and the second through hole (51).
3. The die for closed forging of the hydraulic support column socket and the column cap as claimed in claim 1, wherein: the lower terminal surface of top shoe (4) is provided with location spout (41), location spout (41) are including vertical setting put into section (411) and the spout section (412) that the level set up, spout section (412) upper end is provided with along spout section length direction's stop block (413), be provided with counter sink (61) on upper die base (6), counter sink (61) are linked together with spout section (412), pass through bolt fixed connection between location spout (41) and counter sink (61).
4. The die for closed forging of the hydraulic support column socket and the column cap as claimed in claim 1, wherein: the upper end face of the lower workbench (1) and the lower end face of the lower die holder (5) are correspondingly provided with rectangular key grooves (13), and positioning keys are arranged in the rectangular key grooves (13).
5. The die for closed forging of the hydraulic support column socket and the column cap as claimed in claim 1, wherein: the upper die is a square block with the same cross section as the lower die cavity (21), and the lower tray is a square block with the same cross section as the upper die.
6. The die for closed forging of the hydraulic support column socket and the column cap as claimed in claim 1, wherein: the upper die is provided with a weight reducing cavity I (31) and a weight reducing cavity II (32), the weight reducing cavity I (31) and the weight reducing cavity II (32) are both provided with a die drawing inclination, and the height of the weight reducing cavity I (31) is greater than that of the weight reducing cavity II (32); the upper end face of lower tray is provided with ball socket die cavity I (221), the upper end face of lower tray is provided with the slope.
7. The die for closed forging of the hydraulic support column socket and the column cap as claimed in claim 1, wherein: the upper die is provided with a ball socket die cavity II (33), and lug die cavities (34) are arranged on two sides of the ball socket die cavity II (33); the lower die is provided with a weight reducing cavity III (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120124290.6U CN214321662U (en) | 2021-01-18 | 2021-01-18 | Closed die for forging hydraulic support column socket and column cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120124290.6U CN214321662U (en) | 2021-01-18 | 2021-01-18 | Closed die for forging hydraulic support column socket and column cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214321662U true CN214321662U (en) | 2021-10-01 |
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ID=77909521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120124290.6U Active CN214321662U (en) | 2021-01-18 | 2021-01-18 | Closed die for forging hydraulic support column socket and column cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214321662U (en) |
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2021
- 2021-01-18 CN CN202120124290.6U patent/CN214321662U/en active Active
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