CN110605376A - Die-casting die for testing hot cracking tendency and mechanical property of rod-shaped casting - Google Patents
Die-casting die for testing hot cracking tendency and mechanical property of rod-shaped casting Download PDFInfo
- Publication number
- CN110605376A CN110605376A CN201810618996.0A CN201810618996A CN110605376A CN 110605376 A CN110605376 A CN 110605376A CN 201810618996 A CN201810618996 A CN 201810618996A CN 110605376 A CN110605376 A CN 110605376A
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- China
- Prior art keywords
- die body
- rod
- sliding
- grooves
- blocks
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
Abstract
The invention discloses a die casting die for testing the hot cracking tendency and the mechanical property of a rod-shaped casting, which comprises an upper die body and a lower die body, wherein the upper die body and the lower die body are connected through a clamping mechanism, a base is arranged below the lower die body, the base and the lower die body are connected through a support, the upper surface of the base is rotatably connected with two lead screws which are symmetrical relative to the lower die body through bearings, the directions of threads on the two lead screws are opposite, fixed blocks are symmetrically and fixedly connected to the opposite side walls of the two sides of the upper die body, one ends of the lead screws, far away from the base, penetrate through the corresponding fixed blocks and extend upwards, the lead screws are in threaded connection with the fixed blocks, and first bevel gears are fixedly sleeved on the outer side walls. The invention facilitates the compression, the fitting, the disassembly and the separation between the upper die body and the lower die body, is practical and is suitable for wide popularization and use.
Description
Technical Field
The invention relates to a die-casting device, in particular to a die-casting die for testing the hot cracking tendency and the mechanical property of a rod-shaped casting.
Background
At present, a rod-shaped casting for evaluating the thermodynamic property of semi-solid aluminum alloy is manufactured by gravity casting instead of semi-solid die-casting, the tail end of the existing rod-shaped casting is spherical, shrinkage cavity defects are easy to generate, and the thermodynamic evaluation of the semi-solid aluminum alloy die-casting rod-shaped casting is interfered.
Through retrieval, the patent with the Chinese patent authorization number of CN206763883U discloses a die-casting die for testing the hot cracking tendency and the mechanical property of a rod-shaped casting, which comprises an upper die body, a lower die body and a sliding block component; an inner cavity is arranged between the upper die body and the lower die body; the upper die body is provided with a pouring gate communicated with the inner cavity; a liquid inlet channel positioned at the lower end of the pouring gate is arranged between the sliding block components; the inner cavity comprises a vertical sprue which is communicated with the liquid inlet channel, a horizontal sprue which is arranged at the tail end of the sprue, a plurality of inner runners which are communicated with the horizontal sprue, and a plurality of casting cavities; the tail end of the ingate is provided with a casting cavity; the upper end of the casting cavity extends forwards, and the rear end of the casting cavity extends backwards to form a herringbone cavity. The die-casting die for testing the hot cracking tendency and the mechanical property of the rod-shaped casting in the patent has the following defects: go up the die body and compress tightly the laminating inconveniently between the die body down, dismantle the separation moreover inconvenient.
Disclosure of Invention
The invention mainly aims to provide a die-casting die for testing the hot cracking tendency and the mechanical property of a rod-shaped casting, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a die casting die for testing the hot cracking tendency and the mechanical property of a rodlike casting comprises an upper die body and a lower die body, wherein the upper die body is connected with the lower die body through a clamping mechanism, a base is arranged below the lower die body, the base is connected with the lower die body through a support, the upper surface of the base is rotatably connected with two lead screws which are symmetrical relative to the lower die body through bearings, the directions of threads on the two lead screws are opposite, fixed blocks are symmetrically and fixedly connected onto the opposite side walls of the two sides of the upper die body, one ends of the lead screws, far away from the base, penetrate through the corresponding fixed blocks and extend upwards, the lead screws are in threaded connection with the fixed blocks, a first bevel gear is fixedly sleeved on the outer side walls, close to the base, of the two lead screws, a fixed plate is fixedly connected with the upper surface of the base, the, and the second bevel gear is meshed with the first bevel gear.
Further, the clamping mechanism comprises two convex blocks, the two convex blocks are symmetrically and fixedly connected with the lower end of the upper die body, a groove matched with the convex blocks is formed in the position, corresponding to the convex blocks, of the upper end of the lower die body, the lower surfaces of the convex blocks are abutted against the groove bottoms of the corresponding grooves, clamping grooves are formed in the opposite side walls of the two convex blocks, sliding grooves are formed in the positions, corresponding to the clamping grooves, of the side walls of the grooves, springs are fixedly connected with the groove bottoms of the clamping grooves, trapezoidal clamping blocks matched with the clamping grooves are fixedly connected with the other ends of the springs, one ends, far away from the springs, of the trapezoidal clamping blocks penetrate through the groove openings of the clamping grooves and extend into the corresponding sliding grooves, the trapezoidal clamping blocks are connected with the sliding grooves in a sliding mode, moving blocks matched with the sliding grooves are, the other end of the threaded rod penetrates through the groove bottom of the sliding groove and extends to the outer side of the sliding groove, and the threaded rod is in threaded connection with the groove bottom of the sliding groove.
Furthermore, a limiting block is fixedly connected to the outer side wall of one end, away from the base, of the screw rod.
Furthermore, the outer side wall of the rotating rod is fixedly sleeved with a turntable.
Furthermore, the opposite side walls of the two sides of the sliding groove are symmetrically provided with sliding grooves, the outer side wall of the moving block is fixedly connected with two sliding blocks matched with the sliding grooves, and the sliding blocks are in sliding connection with the corresponding sliding grooves.
Furthermore, one end, far away from the moving block, of the threaded rod is connected with a handle.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the die-casting die for testing the hot cracking tendency and the mechanical property of the rod-shaped casting, the upper die body, the lower die body, the screw rods, the fixed blocks, the first bevel gear, the rotating rod and the second bevel gear are arranged, the rotating rod connected with the second bevel gear is clockwise rotated to drive the two screw rods connected with the first bevel gear to reversely rotate, the directions of threads on the two screw rods are opposite, so that the fixed blocks in threaded connection with the screw rods synchronously ascend, the upper die body is driven to ascend, the rotating rod is anticlockwise rotated, and the upper die body descends, so that the upper die body and the lower die body are conveniently pressed and.
2. The die casting die for testing the hot cracking tendency and the mechanical property of the rod-shaped casting is provided with the upper die body, the lower die body, the convex block, the groove, the clamping groove, the sliding groove, the spring, the trapezoidal fixture block, the moving block and the threaded rod, when the upper die body and the lower die body are pressed and tightly attached, the trapezoidal fixture block connected with the spring is extruded, when the convex block is clamped with the groove, the trapezoidal fixture block is ejected into the sliding groove through the tension of the spring to complete the clamping connection between the upper die body and the lower die body, the threaded rod is rotated to enable the moving block rotationally connected with the threaded rod to slide towards the notch direction of the sliding groove, the trapezoidal fixture block connected with the spring is extruded to enable the trapezoidal fixture block to slide towards the groove bottom direction of the clamping groove, and when the trapezoidal fixture block is separated from the sliding groove, the upper die body.
Drawings
FIG. 1 is a schematic structural diagram of a die-casting mold for testing the heat cracking tendency and the mechanical property of a rod-shaped casting according to the invention;
fig. 2 is an enlarged view of a portion a in fig. 1.
In the figure: 1. feeding a mold body; 2. a lower die body; 3. a base; 4. a screw rod; 5. a fixed block; 6. a first bevel gear; 7. a fixing plate; 8. rotating the rod; 9. a second bevel gear; 10. a bump; 11. a groove; 12. a card slot; 13. a sliding groove; 14. a spring; 15. a trapezoidal fixture block; 16. a moving block; 17. a threaded rod; 18. a limiting block; 19. a turntable; 20. a chute; 21. a slider; 22. a handle.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-2, a die casting mold for testing the hot cracking tendency and the mechanical property of a rod-shaped casting comprises an upper mold body 1 and a lower mold body 2, wherein the upper mold body 1 and the lower mold body 2 are connected through a clamping mechanism, a base 3 is arranged below the lower mold body 2, the base 3 and the lower mold body 2 are connected through a bracket, the upper surface of the base 3 is rotatably connected with two screw rods 4 which are symmetrical about the position of the lower mold body 2 through bearings, the directions of threads on the two screw rods 4 are opposite, fixed blocks 5 are symmetrically and fixedly connected on the opposite side walls of the two sides of the upper mold body 1, one ends of the screw rods 4, which are far away from the base 3, penetrate through the corresponding fixed blocks 5 and extend upwards, the screw rods 4 are in threaded connection with the fixed blocks 5, first bevel gears 6 are fixedly sleeved on the outer side walls of the two screw rods 4, which are close, the fixed plate 7 is rotatably connected with a rotating rod 8, two ends of the rotating rod 8 are both connected with a second bevel gear 9, and the second bevel gear 9 is meshed with the first bevel gear 6.
Wherein, the clamping mechanism comprises two convex blocks 10, the two convex blocks 10 are symmetrically and fixedly connected with the lower end of the upper die body 1, a groove 11 matched with the convex block 10 is arranged at the position of the upper end of the lower die body 2 corresponding to the convex block 10, the lower surface of the convex block 10 is abutted against the bottom of the groove corresponding to the groove 11, the opposite side walls of the two convex blocks 10 are both provided with clamping grooves 12, the side wall of the groove 11 corresponding to the position of the clamping groove 12 is provided with a sliding groove 13, the bottom of the clamping groove 12 is fixedly connected with a spring 14, the other end of the spring 14 is fixedly connected with a trapezoidal fixture block 15 matched with the clamping groove 12, one end of the trapezoidal fixture block 15 far away from the spring 14 passes through the notch of the clamping groove 12 and extends into the corresponding sliding groove 13, the trapezoidal fixture block 15 is slidably connected with the sliding groove 13, and a movable block, one side of the moving block 16, which is far away from the trapezoidal fixture block 15, is rotatably connected with a threaded rod 17, the other end of the threaded rod 17 penetrates through the bottom of the sliding groove 13 and extends to the outer side of the sliding groove, and the threaded rod 17 is in threaded connection with the bottom of the sliding groove 13.
And a limiting block 18 is fixedly connected to the outer side wall of one end, far away from the base 3, of the screw rod 4.
Wherein, the fixed cover is equipped with carousel 19 on the lateral wall of dwang 8.
The two opposite side walls of the sliding groove 13 are symmetrically provided with sliding grooves 20, the outer side wall of the moving block 16 is fixedly connected with two sliding blocks 21 matched with the sliding grooves 20, and the sliding blocks 21 are slidably connected with the corresponding sliding grooves 20.
And one end of the threaded rod 17 far away from the moving block 16 is connected with a handle 22.
The working principle is as follows: clockwise rotating a rotating rod 8 connected with a second bevel gear 9 to drive two lead screws 4 connected with a first bevel gear 6 to reversely rotate, the thread directions on the two lead screws 4 are opposite, so that a fixing block 5 in threaded connection with the lead screws 4 synchronously rises to drive an upper die body 1 to rise, anticlockwise rotating the rotating rod 8, and the upper die body 1 descends, thereby facilitating the compression and lamination between the upper die body 1 and a lower die body 2, when the upper die body 1 and the lower die body 2 are pressed and tightly attached, a trapezoidal clamping block 15 connected with a spring 14 is extruded, when the lug 10 is clamped with a groove 11, the trapezoidal clamping block 15 is ejected into a sliding groove 13 through the tension of the spring 14 to complete the clamping between the upper die body 1 and the lower die body 2, rotating a threaded rod 17 to enable a moving block 16 connected with the threaded rod 17 in a rotating way to slide towards the direction of a notch of the sliding groove 13, the trapezoidal fixture block 15 slides towards the bottom of the clamping groove 12, and when the trapezoidal fixture block 15 is separated from the sliding groove 13, the upper die body 1 can be adjusted to ascend, so that the upper die body 1 and the lower die body 2 can be detached and separated conveniently.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A die casting die for testing the hot cracking tendency and the mechanical property of a rod-shaped casting comprises an upper die body (1) and a lower die body (2), and is characterized in that: the upper die body (1) is connected with the lower die body (2) through a clamping mechanism, a base (3) is arranged below the lower die body (2), the base (3) is connected with the lower die body (2) through a support, the upper surface of the base (3) is rotatably connected with two lead screws (4) which are symmetrical relative to the position of the lower die body (2) through bearings, the directions of threads on the two lead screws (4) are opposite, fixed blocks (5) are symmetrically and fixedly connected on the opposite side walls of the two sides of the upper die body (1), one ends of the lead screws (4) far away from the base (3) penetrate through the corresponding fixed blocks (5) and extend upwards, the lead screws (4) are in threaded connection with the fixed blocks (5), first bevel gears (6) are fixedly sleeved on the outer side walls of the two lead screws (4) close to the base (3), a fixed plate (7) is fixedly connected with the upper surface of the, fixed plate (7) rotate and are connected with dwang (8), the both ends of dwang (8) all are connected with second bevel gear (9), and second bevel gear (9) and first bevel gear (6) mesh mutually.
2. The die casting mold for testing the heat cracking tendency and the mechanical property of the rod-shaped casting according to claim 1, wherein: the clamping mechanism comprises two convex blocks (10), the two convex blocks (10) are symmetrically and fixedly connected with the lower end of the upper die body (1), grooves (11) matched with the convex blocks (10) are formed in positions, corresponding to the convex blocks (10), of the upper end of the lower die body (2), the lower surfaces of the convex blocks (10) are abutted against the bottoms of the corresponding grooves (11), clamping grooves (12) are formed in the opposite side walls of the two convex blocks (10), sliding grooves (13) are formed in positions, corresponding to the clamping grooves (12), of the side walls of the grooves (11), springs (14) are fixedly connected with the bottoms of the clamping grooves (12), trapezoidal clamping blocks (15) matched with the clamping grooves (12) are fixedly connected with the other ends of the springs (14), one ends, far away from the springs (14), of the trapezoidal clamping blocks (15) penetrate through notches of the clamping grooves (12) and extend into the corresponding sliding grooves (13), the trapezoidal fixture block (15) is connected with the sliding groove (13) in a sliding mode, a moving block (16) matched with the sliding groove (13) is connected in the sliding groove (13) in a sliding mode, one side, far away from the trapezoidal fixture block (15), of the moving block (16) is rotatably connected with a threaded rod (17), the other end of the threaded rod (17) penetrates through the groove bottom of the sliding groove (13) and extends to the outer side of the sliding groove, and the threaded rod (17) is in threaded connection with the groove bottom of the sliding groove (13).
3. The die casting mold for testing the heat cracking tendency and the mechanical property of the rod-shaped casting according to claim 1, wherein: and a limiting block (18) is fixedly connected to the outer side wall of one end, far away from the base (3), of the screw rod (4).
4. The die casting mold for testing the heat cracking tendency and the mechanical property of the rod-shaped casting according to claim 1, wherein: the outer side wall of the rotating rod (8) is fixedly sleeved with a turntable (19).
5. The die casting mold for testing the heat cracking tendency and the mechanical property of the rod-shaped casting according to claim 2, wherein: the sliding block is characterized in that sliding grooves (20) are symmetrically formed in opposite side walls of two sides of the sliding groove (13), two sliding blocks (21) matched with the sliding grooves (20) are fixedly connected to the outer side wall of the moving block (16), and the sliding blocks (21) are in sliding connection with the corresponding sliding grooves (20).
6. The die casting mold for testing the heat cracking tendency and the mechanical property of the rod-shaped casting according to claim 2, wherein: one end of the threaded rod (17) far away from the moving block (16) is connected with a handle (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810618996.0A CN110605376A (en) | 2018-06-15 | 2018-06-15 | Die-casting die for testing hot cracking tendency and mechanical property of rod-shaped casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810618996.0A CN110605376A (en) | 2018-06-15 | 2018-06-15 | Die-casting die for testing hot cracking tendency and mechanical property of rod-shaped casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110605376A true CN110605376A (en) | 2019-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810618996.0A Pending CN110605376A (en) | 2018-06-15 | 2018-06-15 | Die-casting die for testing hot cracking tendency and mechanical property of rod-shaped casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110605376A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842835A (en) * | 2020-07-10 | 2020-10-30 | 维亘精密机械(苏州)有限公司 | Vacuum die-casting die for large-scale thin-wall structural member |
| CN111974975A (en) * | 2020-07-23 | 2020-11-24 | 宝应县鑫龙铸造有限公司 | Shedder is used in metal casting |
| CN113695553A (en) * | 2021-08-31 | 2021-11-26 | 深圳市协和辉五金制品有限公司 | Precision die-casting die capable of precisely positioning die core |
| CN115971456A (en) * | 2022-12-09 | 2023-04-18 | 何厥清 | Liquid casting tool for machining hydraulic parts |
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| CN107498022A (en) * | 2017-09-05 | 2017-12-22 | 江苏宁泰模具有限公司 | A kind of die casting |
| CN207170896U (en) * | 2017-08-30 | 2018-04-03 | 芜湖舜富精密压铸科技有限公司 | A kind of die cast assembly semi-automatic folding formula die casting machine |
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| US20070110843A1 (en) * | 2005-11-12 | 2007-05-17 | Trevor Pruden | Nozzle and apparatus for injection molding |
| JP2010172898A (en) * | 2009-01-27 | 2010-08-12 | Japan Mold Trade:Kk | Venting device of chill vent for die casting |
| CN206229944U (en) * | 2016-11-30 | 2017-06-09 | 江苏国信东凌风力发电有限公司 | A kind of power equipment maintaining cable shear |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842835A (en) * | 2020-07-10 | 2020-10-30 | 维亘精密机械(苏州)有限公司 | Vacuum die-casting die for large-scale thin-wall structural member |
| CN111974975A (en) * | 2020-07-23 | 2020-11-24 | 宝应县鑫龙铸造有限公司 | Shedder is used in metal casting |
| CN113695553A (en) * | 2021-08-31 | 2021-11-26 | 深圳市协和辉五金制品有限公司 | Precision die-casting die capable of precisely positioning die core |
| CN113695553B (en) * | 2021-08-31 | 2022-11-15 | 深圳市协和辉五金制品有限公司 | Precision die-casting die capable of precisely positioning die core |
| CN115971456A (en) * | 2022-12-09 | 2023-04-18 | 何厥清 | Liquid casting tool for machining hydraulic parts |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191224 |
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| RJ01 | Rejection of invention patent application after publication |