CN220825453U - Die casting die for machining sewing machine box body - Google Patents
Die casting die for machining sewing machine box body Download PDFInfo
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- CN220825453U CN220825453U CN202322433200.3U CN202322433200U CN220825453U CN 220825453 U CN220825453 U CN 220825453U CN 202322433200 U CN202322433200 U CN 202322433200U CN 220825453 U CN220825453 U CN 220825453U
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- 238000009958 sewing Methods 0.000 title claims abstract description 27
- 238000004512 die casting Methods 0.000 title claims abstract description 19
- 238000003754 machining Methods 0.000 title description 3
- 238000012545 processing Methods 0.000 claims abstract description 14
- 210000001503 joint Anatomy 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 20
- 229910052782 aluminium Inorganic materials 0.000 abstract description 20
- 239000007788 liquid Substances 0.000 abstract description 19
- 230000000903 blocking effect Effects 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 5
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005206 flow analysis Methods 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Abstract
The utility model relates to a die casting die for processing a sewing machine box body, which comprises an upper die frame and a lower die frame, wherein an upper die core and a lower die core are arranged between the upper die frame and the lower die frame, a flow dividing cone is arranged at the upper end of the lower die frame and positioned in front of the lower die core, a charging barrel is arranged above the flow dividing cone in the upper part of the upper die frame, a lower cavity is arranged on the lower die core, a short feeding runner and a long feeding runner are respectively arranged between the outlet end of the flow dividing cone and the lower cavity at the upper end of the lower die core, one end of the short feeding runner is connected with the head of the lower cavity, one end of the long feeding runner is connected with the tail of the lower cavity, a plurality of blocking bosses which are arranged in a left-right staggered manner are arranged at the inner wall of the middle of the long feeding runner, and an upper cavity is arranged at the lower end of the upper die core, and the upper cavity is in butt joint with the lower cavity to form a die cavity. The utility model designs the blocking boss to purposely change the speed and the flow direction of the aluminum liquid, thereby realizing synchronous filling to the tail end after the aluminum liquid of the short feeding flow channel and the aluminum liquid of the long feeding flow channel meet at the intersection line position, and effectively solving the die-casting forming defect.
Description
Technical Field
The utility model relates to the technical field of die casting dies, in particular to a die casting die for processing a sewing machine box body.
Background
The sewing machine is a machine which uses one or more sewing threads to form one or more kinds of stitch on the sewing material, so that one or more layers of the sewing material are interwoven or sewn together, the sewing machine can be used for sewing fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastics, paper and the like, the sewn stitch is neat, beautiful, flat and firm, the sewing speed is high, the use is simple and convenient, and artistic forms such as hand-push embroidery and the like are derived from the stitch.
The sewing machine box is an important part of sewing machine constitution, and sewing machine box is because of its specificity, and its inside is the fretwork shape, leads to the aluminium liquid to hardly flow smoothly, can't satisfy the aluminium liquid after the multistrand feeding and reach the synchronism of intersection department, leads to aluminium piece die casting defect scheduling problem. The traditional treatment is to design a stepped structure on a long feed runner, so that the processing is complicated, and the aluminum liquid of the short feed runner and the aluminum liquid of the long feed runner can meet at the intersection line position only by a calculation method of decreasing the area of an equation, which is labor-consuming and labor-consuming.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a die casting die for processing a sewing machine box body, and the design of a blocking boss deliberately changes the speed and the flow direction of aluminum liquid, so that the defects of die casting and the like are effectively overcome after the aluminum liquid of a short feeding runner meets the aluminum liquid of a long feeding runner at the position of a junction line, and the aluminum liquid is synchronously filled to the tail end.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a die casting die for processing sewing machine box, including last die frame and lower die frame, last die frame and lower die frame between install upper and lower mold core and lower die core of stacking, lower die frame upper end be provided with the branch stream cone in the place ahead of lower mold core, last die frame upper portion in be located the top of branch stream cone and install the feed cylinder, lower mold core upper end seted up the lower chamber, short feed runner and long feed runner have been seted up respectively between the exit end of this lower mold core upper end in branch stream cone and the lower chamber, short feed runner one end link to each other with the lower chamber head, long feed runner one end link to each other with the lower chamber afterbody, the inner wall department at this long feed runner middle part be provided with a plurality of left and right sides dislocation arrangement's stop boss, last mold core lower extreme set up the upper chamber, this upper chamber and lower chamber butt joint form the die cavity.
As a supplement to the technical scheme of the utility model, two sides of the lower end of the lower die frame are respectively provided with a die leg, a top plate component is arranged between the two die legs, and a plurality of ejector rods inserted into the die cavities are vertically arranged on the top plate component.
As a supplement to the technical scheme of the utility model, the upper end of the lower mold core is provided with a forming bulge in the lower cavity, the left side and the right side of the upper end of the lower mold frame, which are positioned at the lower mold core, are respectively provided with a left core-pulling block and a right core-pulling block which slide left and right, the front end of the right core-pulling block is spliced with the left core-pulling block, the rear end of the right core-pulling block is spliced with the front end of the forming bulge, the rear end of the lower mold frame, which is positioned at the rear of the lower mold core, is provided with a rear core-pulling block which slides back and forth, and the rear core-pulling block is spliced with the left side of the forming bulge.
As a supplement to the technical scheme of the utility model, the lower die frame is provided with direct driving devices corresponding to the left core-pulling block, the right core-pulling block and the rear core-pulling block, the direct driving devices comprise sliding seats and oil cylinders, the upper end of the lower die frame is slidably provided with the sliding seats, one end of each sliding seat is connected with the left core-pulling block, the right core-pulling block or the rear core-pulling block, and the other end of each sliding seat is connected with the oil cylinder arranged outside the lower die frame.
The beneficial effects are that: the utility model relates to a die casting die for processing a sewing machine box body, which is designed to prevent a boss from deliberately changing the speed and the flow direction of aluminum liquid, so that the defects of die casting and the like are effectively overcome after the aluminum liquid of a short feeding runner and the aluminum liquid of a long feeding runner meet at the position of a junction line and are synchronously filled to the tail end; the inner cavity and the hollowed-out part of the box body of the molding sewing machine are assisted by the splicing type design of the left core pulling block, the right core pulling block, the rear core pulling block and the molding protrusion, so that the processing is reduced, and the later demolding can be facilitated.
Drawings
FIG. 1 is a schematic view of the inside of the utility model in a left-hand view;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic view of the lower mold core according to the present utility model;
FIG. 4 is a schematic view of the lower mold frame and lower mold core of the present utility model;
FIG. 5 is a schematic view of the left core block, right core block, rear core block and lower core according to the present utility model;
FIG. 6 is a schematic view of the structure of the upper mold frame and upper mold core according to the present utility model;
FIG. 7 is a schematic view of the structure of the runner and the sewing machine box according to the present utility model.
The diagram is: 1. the upper die frame, 2, an upper die core, 3, a die cavity, 4, a charging barrel, 5, a lower die core, 6, a lower die frame, 7, a top plate assembly, 8, a top rod, 9, a die foot, 10, a split cone, 11, a lower cavity, 12, a short feeding runner, 13, a long feeding runner, 14, a blocking boss, 15, an upper cavity, 16, a sewing machine box body, 17, a left core-pulling block, 18, a right core-pulling block, 19, a rear core-pulling block, 20, a sliding seat, 21, an oil cylinder, 22 and a forming protrusion.
Detailed Description
The utility model will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Furthermore, it should be understood that various changes and modifications can be made by one skilled in the art after reading the teachings of the present utility model, and such equivalents are intended to fall within the scope of the utility model as defined in the appended claims.
The embodiment of the utility model relates to a die casting die for processing a sewing machine box body, which comprises an upper die frame 1 and a lower die frame 6, wherein an upper die core 2 and a lower die core 5 which are stacked up and down are arranged between the upper die frame 1 and the lower die frame 6, a flow dividing cone 10 is arranged at the front of the lower die core 5 at the upper end of the lower die frame 6, a charging barrel 4 is arranged above the flow dividing cone 10 in the upper part of the upper die frame 1, a lower cavity 11 is arranged at the upper end of the lower die core 5, a short charging runner 12 and a long charging runner 13 are respectively arranged between the outlet end of the flow dividing cone 10 and the lower cavity 15 at the upper end of the lower die core 5, one end of the short charging runner 12 is connected with the head of the lower cavity 11, one end of the long charging runner 13 is connected with the tail of the lower cavity 11, a plurality of blocking bosses 14 which are arranged in a left-right staggered manner are arranged at the inner wall of the middle part of the long charging runner 13, an upper cavity 15 is arranged at the lower end of the upper cavity 2, and a butt joint cavity 3 is formed by the upper cavity 15 and the lower cavity 11.
Through multiple practices and die flow analysis, the flow channel scheme of the utility model is obtained. As shown in fig. 7, the present utility model breaks through the conventional method for calculating the area of decreasing equality, when the aluminum liquid in the short feed runner 12 is filled into the junction line at the same high pressure speed, the aluminum liquid in the long feed runner 13 is just filled into the aluminum part, because the design of the blocking boss 14 (refer to the position a in fig. 7) deliberately changes the speed and the flow direction of the aluminum liquid, so that the defects of die casting formation, etc. are effectively solved by synchronously filling the aluminum liquid in the short feed runner 12 and the aluminum liquid in the long feed runner 13 to the end after meeting at the junction line position.
Two sides of the lower end of the lower die frame 6 are respectively provided with a die leg 9, a top plate assembly 7 is arranged between the two die legs 9, and a plurality of ejector rods 8 inserted into the die cavities 3 are vertically arranged on the top plate assembly 7.
The upper end of the lower mold core 5 is positioned in the lower cavity 15 and provided with a forming protrusion 22, the left core-pulling block 17 and the right core-pulling block 18 which slide left and right are respectively arranged on the left side and the right side of the lower mold core 5 at the upper end of the lower mold frame 6, the front end of the right core-pulling block 18 is spliced with the left core-pulling block 17, the rear end of the right core-pulling block 18 is spliced with the front end of the forming protrusion 22, the rear core-pulling block 19 which slide front and back is arranged at the rear of the lower mold core 5 at the upper end of the lower mold frame 6, and the rear core-pulling block 19 is spliced with the left side of the forming protrusion 22; the inner cavity and the hollowed-out parts of the sewing machine box 16 are formed in an auxiliary mode through the spliced design of the left core-pulling block 17, the right core-pulling block 18, the rear core-pulling block 19 and the forming protrusions 22, so that machining is reduced, and later demolding can be facilitated.
The lower die frame 6 on correspond left core block 17, right core block 18 and back core block 19 all be equipped with direct drive arrangement, direct drive arrangement include slide 20 and hydro-cylinder 21, lower die frame 6 upper end slidable mounting have slide 20, this slide 20 one end links to each other with left core block 17, right core block 18 or back core block 19, the hydro-cylinder 21 of slide 20 other end and the outside installation of lower die frame 6 link to each other.
The left core-pulling block 17, the right core-pulling block 18 and the rear core-pulling block 19 are respectively provided with an oil cylinder 21, the thrust of the oil cylinders 21 is relatively balanced, flash cannot be generated at the junction of the product, the workload of subsequent processing is reduced, and the product is relatively attractive.
In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.
The above description of the die casting mold for processing the sewing machine box provided by the application applies specific examples to illustrate the principle and the implementation of the application, and the above examples are only used for helping to understand the method and the core idea of the application; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present application, the present description should not be construed as limiting the present application in view of the above.
Claims (4)
1. A die casting die for processing sewing machine box, includes mould frame (1) and lower mould frame (6), last mould frame (1) and lower mould frame (6) between install upper mould core (2) and lower mould core (5) of stacking from top to bottom, its characterized in that: the front of lower mould frame (6) upper end in lower mould core (5) be provided with branch stream cone (10), last mould frame (1) upper portion in be located the top of branch stream cone (10) and install feed cylinder (4), lower mould core (5) upper end seted up lower chamber (11), short feeding runner (12) and long feeding runner (13) have been seted up respectively between the exit end of this lower mould core (5) upper end in branch stream cone (10) and lower chamber (11), short feeding runner (12) one end link to each other with lower chamber (11) head, long feeding runner (13) one end link to each other with lower chamber (11) afterbody, the inner wall department at this long feeding runner (13) middle part is provided with a plurality of stop boss (14) of dislocation arrangement about, last mould core (2) lower extreme seted up upper chamber (15), this upper chamber (15) and lower chamber (11) butt joint form die cavity (3).
2. A die casting die for processing a sewing machine box according to claim 1, wherein: two sides of the lower end of the lower die frame (6) are respectively provided with a die leg (9), a top plate assembly (7) is arranged between the two die legs (9), and a plurality of ejector rods (8) inserted into the die cavity (3) are vertically arranged on the top plate assembly (7).
3. A die casting die for processing a sewing machine box according to claim 1, wherein: the lower mold core (5) upper end be equipped with shaping arch (22) in lower chamber (11), lower mold frame (6) upper end be located the left and right sides of lower mold core (5) and install left side that left and right sides is slided respectively and core piece (17) and right side core piece (18) loose, right side core piece (18) front end splice together with left core piece (17), this right side core piece (18) rear end splice together with shaping arch (22) front end, lower mold frame (6) upper end be located the rear of lower mold core (5) and install back core piece (19) that back core piece (19) splice together with shaping arch (22) left side.
4. A die casting die for processing a sewing machine box according to claim 3, wherein: the lower die frame (6) on correspond left loose core piece (17), right loose core piece (18) and back loose core piece (19) all be equipped with direct drive arrangement, direct drive arrangement include slide (20) and hydro-cylinder (21), lower die frame (6) upper end slidable mounting have slide (20), this slide (20) one end links to each other with left loose core piece (17), right loose core piece (18) or back loose core piece (19), slide (20) other end link to each other with hydro-cylinder (21) of lower die frame (6) outside installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322433200.3U CN220825453U (en) | 2023-09-08 | 2023-09-08 | Die casting die for machining sewing machine box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322433200.3U CN220825453U (en) | 2023-09-08 | 2023-09-08 | Die casting die for machining sewing machine box body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220825453U true CN220825453U (en) | 2024-04-23 |
Family
ID=90721602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322433200.3U Active CN220825453U (en) | 2023-09-08 | 2023-09-08 | Die casting die for machining sewing machine box body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220825453U (en) |
-
2023
- 2023-09-08 CN CN202322433200.3U patent/CN220825453U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |