CN213997662U - Bucket tooth forging die - Google Patents
Bucket tooth forging die Download PDFInfo
- Publication number
- CN213997662U CN213997662U CN202023044838.0U CN202023044838U CN213997662U CN 213997662 U CN213997662 U CN 213997662U CN 202023044838 U CN202023044838 U CN 202023044838U CN 213997662 U CN213997662 U CN 213997662U
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- China
- Prior art keywords
- die
- bucket tooth
- mould
- upper die
- hole
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- Expired - Fee Related
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- 238000005242 forging Methods 0.000 title claims description 15
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 2
- 230000001771 impaired effect Effects 0.000 abstract description 2
- 238000005204 segregation Methods 0.000 abstract 1
- 238000004080 punching Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model discloses a bucket tooth forges mould, including the die holder, die holder upper surface mid-mounting has the lower mould, and the bucket tooth die cavity has been seted up at lower mould upper end middle part, is provided with the mould directly over the lower mould, it is fluted to go up mould lower surface middle part, interference fit has the abaculus in the recess, and abaculus lower surface mid-mounting has the drift, the mold core is gone up with the drift constitution to the abaculus, go up the mould upper end and install the upper die base, the upper die base middle part has been seted up and has been punched a hole, and the downwardly extending that punches a hole runs through the upper die base with the recess is linked together, the utility model discloses a with go up mold core and last mould design into alternate segregation's structure, after the drift atress is impaired, only need change last mold core, saved the mould cost greatly.
Description
Technical Field
The utility model belongs to the technical field of the bucket tooth manufacture equipment, concretely relates to bucket tooth forges mould.
Background
The bucket tooth is an important part on the excavator, is similar to a human tooth and belongs to a wearing part. The machining process of the bucket tooth generally comprises casting or forging, and the forged bucket tooth has better quality than casting, so that the bucket tooth is more and more widely used. In the bucket tooth forging process, need be by the drift impact bucket tooth blank of last mould core, because the drift is the biggest part of atress, damage easily, prior art's drift generally with go up the mould and set to overall structure, when the drift is impaired the back, need carry out the whole change to last mould, and mould material cost and processing cost are high, have increased the cost that mould processing was made intangibly, the fashioned bucket tooth of forging and pressing back is not convenient for take out from the die cavity in addition, has influenced bucket tooth production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at improving and innovating the shortcoming and the problem that exist among the background art, provide a bucket tooth forging die.
In order to achieve the above object, the utility model provides a following technical scheme: a bucket tooth forging die comprises a lower die holder, a lower die is mounted in the middle of the upper surface of the lower die holder, a bucket tooth die cavity is formed in the middle of the upper end of the lower die, a bottom frame is mounted in the middle of the lower surface of the lower die holder, an electric push rod is mounted at the bottom in the bottom frame, sliding grooves are formed in the side walls of two ends of the bottom frame, a lifting plate is fixedly connected with the telescopic end of the electric push rod, sliding rods are fixedly connected with two ends of the lifting plate and are in sliding connection with the sliding grooves, an ejector rod is fixedly connected onto the lifting plate, one end, away from the lifting plate, of the ejector rod penetrates through the lower die holder and the lower die and extends to the bucket tooth die cavity, an upper die is arranged right above the lower die, a groove is formed in the middle of the lower surface of the upper die, an insert is in interference fit in the groove, a punch is mounted in the middle of the lower surface of the insert, the insert and the punch form an upper die core, and an upper die seat is mounted at the upper end of the upper die, the punching die is characterized in that a punching hole is formed in the middle of the upper die base, the punching hole extends downwards to penetrate through the upper die base to be communicated with the groove, two ends of the upper surface of the upper die base are fixedly connected with telescopic ends of a hydraulic press, the hydraulic press is installed on the lower surface of a bearing plate, and the bearing plate is driven to rotate by a rotating shaft.
The further scheme is that the number of the ejector rods is three, and the ejector rods are distributed along the central line of the bucket tooth die cavity in an annular array mode.
The further scheme is that guide grooves are formed in two sides of the upper end of the lower die, guide columns are arranged on two sides of the lower end of the upper die, the guide columns are matched with the guide grooves, and the guide columns are located right above the guide grooves.
The utility model provides a further scheme is, the stand is installed at die holder upper surface both ends, the stand upper end is provided with the bearing, the stand passes through bearing and rotation axis roll connection, loading board quantity has two, and the loading board links together through the connecting plate, the connecting plate is the square shape, the lug is installed to the stand upper end, the through-hole has all been seted up on lug and the rotation axis, the through-hole internal surface is provided with the rubber pad, and the through-hole interpolation is equipped with the inserted bar, and the inserted bar closely laminates with the rubber pad, and the backstop board is installed to the inserted bar upper end.
The further proposal is that one end of the rotating shaft is fixedly connected with a rocker.
The further scheme is that supporting legs are arranged at four corners of the lower surface of the lower die base.
Compared with the prior art, the beneficial effects of the utility model are that: (1) by designing the upper die core and the upper die into the mutually separated structure, only the upper die core needs to be replaced after the punch is stressed and damaged, so that the die cost is greatly saved; meanwhile, the upper die and the upper die base can be respectively positioned at the upper ends by rotating the rotating shaft, when the upper die base is positioned at the upper end, the punching pin is inserted through punching, the punching pin is forcibly knocked, the upper die core is taken out, and when the upper die is positioned at the upper end, the upper die core is embedded into the upper die under the action of external force, so that the replacement of the upper die core is completed, and the installation and the disassembly of the upper die core are convenient; (2) after the bucket tooth blank is forged and formed, the lifting plate is pushed to move upwards through the electric push rod of the hydraulic press, the lifting plate is stably lifted due to the fact that the sliding rod is matched with the sliding groove, the lifting plate moves upwards to drive the material ejecting rod to move upwards, and therefore the formed bucket tooth is ejected out of the bucket tooth die cavity, and the bucket tooth can be conveniently taken out of the bucket tooth die cavity;
drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the connection plate and the bearing plate of the present invention;
FIG. 3 is a schematic top view of the lower mold of the present invention;
FIG. 4 is a schematic view of a partial enlarged structure at A in FIG. 1 according to the present invention;
reference numerals: the device comprises a lower die holder 1, supporting legs 2, a bottom frame 3, an electric push rod 4, a lifting plate 5, a sliding rod 6, a sliding groove 7, an ejector rod 8, a bucket tooth die cavity 9, a guide groove 10, a lower die 11, a punch 12, a guide post 13, an embedded block 14, an upper die 15, an upper die holder 16, a punched hole 17, a connecting plate 18, a bearing plate 19, an upright post 20, a hydraulic press 21, a rocker 22, a stop plate 23, an inserted link 24, a bump 25, a rubber pad 26, a bearing 27 and a rotating shaft 28.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings 1 to 4.
A bucket tooth forging die comprises a lower die holder 1, wherein a lower die 11 is installed in the middle of the upper surface of the lower die holder 1, a bucket tooth die cavity 9 is formed in the middle of the upper end of the lower die 11, a bottom frame 3 is installed in the middle of the lower surface of the lower die holder 1, an electric push rod 4 is installed at the bottom of the bottom frame 3, sliding grooves 7 are formed in the side walls of two ends of the bottom frame 3, a lifting plate 5 is fixedly connected with the telescopic end of the electric push rod 4, sliding rods 6 are fixedly connected with two ends of the lifting plate 5, the sliding rods 6 are in sliding connection with the sliding grooves 7, the lifting plate 5 is favorable for stable vertical movement, an ejector rod 8 is fixedly connected onto the lifting plate 5, one end, far away from the lifting plate 5, of the ejector rod 8 penetrates through the lower die holder 1 and the lower die 11 and extends to the bucket tooth die cavity 9, an upper die 15 is arranged right above the lower die 11, a groove is formed in the middle of the lower surface of the upper die 15, and an insert 14 is in interference fit in the groove, the lower surface middle part of the insert 14 is provided with a punch 12, the insert 14 and the punch 12 form an upper die core, the upper end of the upper die 15 is provided with an upper die base 16, the middle part of the upper die base 16 is provided with a punched hole 17, the punched hole 17 extends downwards to penetrate through the upper die base 16 and is communicated with the groove, a punching pin can be inserted through the punched hole 17, the punching pin is knocked with force, the upper die core can be taken out, the two ends of the upper surface of the upper die base 16 are fixedly connected with the telescopic end of a hydraulic press 21, the hydraulic press 21 is arranged on the lower surface of the bearing plate 19, and the bearing plate 19 is driven to rotate by a rotating shaft 28.
In this embodiment: the number of the ejector rods 8 is three, and the ejector rods are distributed along the central line of the bucket tooth die cavity 9 in an annular array mode, so that the forming bucket tooth cannot incline to one side in the process of being jacked up by the ejector rods 8.
In this embodiment: guide way 10 has been seted up to 11 upper end both sides of lower mould, 15 lower extreme both sides of going up the mould are provided with guide post 13, and guide post 13 and guide way 10 looks adaptations, and guide post 13 is located guide way 10 directly over, under guide post 13 and guide way 10 mating reaction, and drift 12 forging and pressing in-process can not the off tracking, is favorable to improving fashioned bucket tooth product quality.
In this embodiment: stand 20 is installed at 1 upper surface both ends of die holder, 20 upper ends of stand are provided with bearing 27, stand 20 passes through bearing 27 and rotation axis 28 roll connection, 19 quantity of loading board have two, and loading board 19 links together through connecting plate 18, connecting plate 18 is the square-shaped, lug 25 is installed to 20 upper ends of stand, the through-hole has all been seted up on lug 25 and the rotation axis 28, the through-hole internal surface is provided with rubber pad 26, and the through-hole interpolation is equipped with inserted bar 24, and inserted bar 24 closely laminates with rubber pad 26 for rotation axis 28 can not rock, thereby has improved drift 12 punching press process's stability, and backstop plate 23 is installed to 24 upper ends of inserted bar.
In this embodiment: one end of the rotating shaft 28 is fixedly connected with a rocker 22, and the rotating shaft 28 is convenient to rotate by holding the rocker 22.
In this embodiment: and supporting legs 2 are arranged at four corners of the lower surface of the lower die base 1.
The utility model discloses a theory of operation is: during forging, a bucket tooth blank is placed into a bucket tooth die cavity 9, then the hydraulic press 21 pushes the upper die base 16 to move downwards, the upper die base 16 moves downwards and drives the punch 12 to move downwards, the punch 12 accurately enters the bucket tooth die cavity 9 under the matching action of the guide column 13 and the guide groove 10, the bucket tooth blank is forged and formed, then the hydraulic press 21 drives the punch 12 to move upwards and separate from the bucket tooth die cavity 9, after the punch 12 completely separates from the bucket tooth die cavity 9, the electric push rod 4 pushes the lifting plate 5 to move upwards, the sliding rod 6 is matched with the sliding groove 7 to enable the lifting plate 5 to lift stably, the lifting plate 5 moves upwards to drive the ejector rod 8 to move upwards, and therefore the formed bucket tooth is ejected out of the bucket tooth die cavity 9. The punch 12 is the most stressed part and is easy to damage and needs to be replaced frequently, a punch pin can be inserted through the punch hole 17, the bottom end of the punch pin is abutted against the insert 14, the upper end of the punch pin is exposed outside, the upper die core can be taken out by forcibly knocking the punch pin, then the upper die 15 is rotated by 180 degrees through the rotating shaft 28, and the upper die core is embedded into the upper die 15 under the action of external force, so that the replacement of the upper die core is completed.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. The utility model provides a bucket tooth forges mould, includes die holder (1), its characterized in that: the improved bucket tooth forming die is characterized in that a lower die (11) is mounted in the middle of the upper surface of the lower die holder (1), a bucket tooth die cavity (9) is formed in the middle of the upper end of the lower die (11), a bottom frame (3) is mounted in the middle of the lower surface of the lower die holder (1), an electric push rod (4) is mounted at the bottom of the bottom frame (3), sliding grooves (7) are formed in the side walls of the two ends of the bottom frame (3), a lifting plate (5) is fixedly connected with a telescopic end of the electric push rod (4), sliding rods (6) are fixedly connected with the two ends of the lifting plate (5), the sliding rods (6) are slidably connected with the sliding grooves (7), ejector rods (8) are fixedly connected onto the lifting plate (5), one end, far away from the lifting plate (5), of each ejector rod (8) penetrates through the lower die holder (1) and the lower die (11) and then extends to the bucket tooth die cavity (9), an upper die (15) is arranged right above the lower die (11), and a groove is formed in the middle of the lower surface of the upper die (15), interference fit has abaculus (14) in the recess, abaculus (14) lower surface mid-mounting has drift (12), the mold core is constituteed with drift (12) in abaculus (14), go up mold (15) upper end and install upper die base (16), punch a hole (17) have been seted up at upper die base (16) middle part, punch a hole (17) downwardly extending run through upper die base (16) with the recess is linked together, the flexible end fixed connection of upper die base (16) upper surface both ends and hydraulic press (21), the lower surface at loading board (19) is installed in hydraulic press (21), loading board (19) are rotatory by rotation axis (28) drive.
2. The bucket tooth forging die of claim 1, wherein: the number of the ejector rods (8) is three, and the ejector rods are distributed along the central line of the bucket tooth die cavity (9) in an annular array mode.
3. The bucket tooth forging die of claim 1, wherein: guide way (10) have been seted up to lower mould (11) upper end both sides, it is provided with guide post (13) to go up mould (15) lower extreme both sides, guide post (13) and guide way (10) looks adaptation, and guide post (13) are located guide way (10) directly over.
4. The bucket tooth forging die of claim 1, wherein: stand (20) are installed at die holder (1) upper surface both ends, stand (20) upper end is provided with bearing (27), stand (20) are through bearing (27) and rotation axis (28) roll connection, loading board (19) quantity has two, and loading board (19) link together through connecting plate (18), connecting plate (18) are the square, lug (25) are installed to stand (20) upper end, the through-hole has all been seted up on lug (25) and rotation axis (28), the through-hole internal surface is provided with rubber pad (26), and the through-hole interpolation is equipped with inserted bar (24), and inserted bar (24) closely laminate with rubber pad (26), and backstop board (23) are installed to inserted bar (24) upper end.
5. The bucket tooth forging die of claim 1, wherein: one end of the rotating shaft (28) is fixedly connected with a rocker (22).
6. The bucket tooth forging die of claim 1, wherein: and supporting legs (2) are arranged at four corners of the lower surface of the lower die base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023044838.0U CN213997662U (en) | 2020-12-17 | 2020-12-17 | Bucket tooth forging die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023044838.0U CN213997662U (en) | 2020-12-17 | 2020-12-17 | Bucket tooth forging die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213997662U true CN213997662U (en) | 2021-08-20 |
Family
ID=77312116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023044838.0U Expired - Fee Related CN213997662U (en) | 2020-12-17 | 2020-12-17 | Bucket tooth forging die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213997662U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114130934A (en) * | 2021-11-22 | 2022-03-04 | 浙江龙际立尔半导体科技有限公司 | Heating plate manufactured by high-temperature forging and pressing and high-temperature forging process |
| CN115430796A (en) * | 2022-08-29 | 2022-12-06 | 山东宏坤智能科技有限公司 | A bucket tooth billet mold |
-
2020
- 2020-12-17 CN CN202023044838.0U patent/CN213997662U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114130934A (en) * | 2021-11-22 | 2022-03-04 | 浙江龙际立尔半导体科技有限公司 | Heating plate manufactured by high-temperature forging and pressing and high-temperature forging process |
| CN115430796A (en) * | 2022-08-29 | 2022-12-06 | 山东宏坤智能科技有限公司 | A bucket tooth billet mold |
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Legal Events
| 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: 20210820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |