CN203697334U - Automatic slitter edge cutting mechanism for coining mould of PUR automobile spare tire box cover - Google Patents
Automatic slitter edge cutting mechanism for coining mould of PUR automobile spare tire box cover Download PDFInfo
- Publication number
- CN203697334U CN203697334U CN201420029607.8U CN201420029607U CN203697334U CN 203697334 U CN203697334 U CN 203697334U CN 201420029607 U CN201420029607 U CN 201420029607U CN 203697334 U CN203697334 U CN 203697334U
- Authority
- CN
- China
- Prior art keywords
- slitter edge
- spare tire
- patrix
- automobile spare
- counterdie
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 150000001875 compounds Chemical class 0.000 claims abstract description 28
- 238000000465 moulding Methods 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 229920002635 polyurethane Polymers 0.000 description 20
- 239000004814 polyurethane Substances 0.000 description 20
- 238000000748 compression moulding Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 6
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
An automatic slitter edge cutting mechanism for a coining mould of a PUR automobile spare tire box cover comprises an upper compound plate and a lower compound plate; an upper mould foot is arranged under the upper compound plate; an upper mould is arranged under the upper mould foot; an upper ejector plate is arranged between the upper mould foot and the upper compound plate; a jacking rod is arranged in the upper ejector plate; an ejection oil cylinder is mounted under the upper ejector plate; a piston rod of the ejection oil cylinder is connected with the upper compound plate; a lower mould foot is arranged on the lower compound plate; a lower mould is arranged on the lower mould foot; an automobile spare tire box cover is arranged between the upper mould and the lower mould; the jacking rod penetrates through the upper mould, and is in contact with the automobile spare tire box cover. The automatic slitter edge cutting mechanism is characterized in that an upper mould insert mounting groove matched with the outline of the automobile spare tire box cover is formed in the upper mould; at least four slitter edge cutting inserts are arranged in the upper mould insert mounting groove; exhausting gaps are formed between any two adjacent slitter edge cutting inserts; each slitter edge cutting insert comprises a fixing block arranged in the upper mould insert mounting groove; the fixing block is fixed with the upper mould through a screw stud; a triangular cutting edge is arranged under the fixing block; the opening thickness of the triangular cutting edge H ranges from 1 mm to 1.5 mm; the triangular cutting edges are in contact with the peripheral slitter edge of the automobile spare tire box cover.
Description
Technical field
The utility model relates to molding die, particularly relates to PUR automobile spare tire case lid molding die and automatically cuts slitter edge mechanism.
Background technology
Polyurethane (PUR) is by isocyanates and polyol reaction and a kind of polymer with carbamate segment constitutional repeating unit of making.PUR excellent material performance, of many uses, goods kind is many, wherein especially extensive with the consumption of PUR foamed plastics.Existing PUR material is made automobile spare tire case lid, after compression molding, the slitter edge of its surrounding be generally after product stripping by manually excising unnecessary slitter edge, thereby reduced production efficiency, and labor strength is large.
Summary of the invention
The purpose of this utility model is the shortcoming existing in order to overcome prior art, provide a kind of excises slitter edge in the compression molding of automobile spare tire case lid simultaneously, enhance productivity, reduce the PUR automobile spare tire case lid molding die of labor strength and automatically cut slitter edge mechanism.
The technical scheme that the utility model PUR automobile spare tire case lid molding die is cut slitter edge mechanism is automatically: comprise compound plate and lower compound plate, divide into and be set up mould pin at upper compound plate, patrix underfooting arranges patrix, upper compound plate between patrix pin has ejector retainner plate, in upper ejector retainner plate, push rod is installed, under upper ejector retainner plate, ejection cylinder is installed, the piston rod of ejection cylinder is connected with upper compound plate, counterdie pin is set on lower compound plate, on counterdie pin, counterdie is set, between patrix and counterdie, there is the automobile spare tire case lid of moulding, push rod contacts with automobile spare tire case lid through patrix, it is characterized in that: in described patrix, have the patrix consistent with the automobile spare tire case lid profile mounting groove of inserting, the slitter edge of cutting arranging in patrix is inserted mounting groove more than four is inserted, respectively cut slitter edge and leave exhaust clearance between inserting, the described slitter edge of cutting is inserted and is comprised and be arranged on the fixed block that patrix is inserted in mounting groove, fixed block fixes through double-screw bolt and patrix, under fixed block, be shaped with triangle cutting edge, the thick H of oral area of triangle cutting edge is 1-1.5mm, triangle cutting edge contacts with the slitter edge of automobile spare tire case lid surrounding.
The utility model discloses a kind of PUR automobile spare tire case lid molding die and automatically cut slitter edge mechanism, add man-hour, first PUR sheet material is put on counterdie, upper compound plate drives the downward matched moulds of patrix, by upper die and lower die to the compression molding of PUR sheet material, in compression molding, the cut slitter edge consistent with automobile spare tire case lid shape is set in patrix to be inserted, cutting the triangle cutting edge of slitter edge under inserting contacts with the slitter edge of compression molding automobile spare tire case lid, because the oral area of triangle cutting edge is that thickness is only the wedge angle of 1-1.5mm, between triangle cutting edge and slitter edge, line contacts, slitter edge is excised automatically, after mould die sinking, the piston rod of ejection cylinder withstands on compound plate, ejection cylinder drives upper ejector retainner plate to move down, upper ejector retainner plate drives push rod will to cut the downward ejection device of automobile spare tire case lid of slitter edge downwards.This programme PUR automobile spare tire case lid molding die is cut slitter edge mechanism automatically, adopt setting the cut slitter edge consistent with automobile spare tire case lid shape in patrix to insert, in mould matched moulds, the slitter edge of product is excised, without manually cutting slitter edge, enhance productivity, reduce labor strength, and each is cut slitter edge and leave certain exhaust clearance between inserting, ensure that mould is in the time of compression molding, the air in die cavity can be discharged between exhaust clearance.
The utility model PUR automobile spare tire case lid molding die is cut slitter edge mechanism automatically, and described counterdie and the patrix mounting groove opposite position of inserting has the counterdie mounting groove of inserting, and counterdie is inserted and counterdie is installed in mounting groove and inserted, and counterdie is inserted and fixed through screw and counterdie.Had counterdie to insert and contacted with cutting the triangle cutting edge that slitter edge inserts, it is convenient after wearing and tearing, to change, and reduces mould loss spent cost.In the outer wall at described patrix four sides, have guide pillar mounting groove, left and right two limited blocks and square guide pillar are installed in guide pillar mounting groove, left and right two limited blocks contact with square guide pillar both sides, in the outer wall at counterdie four sides, have gathering sill, left and right two guide pads are installed in gathering sill, and guide pad contacts with the both sides of square guide pillar.There is guide pad to coordinate with square guide pillar, mould guiding, accurate positioning, it is convenient after guide pad wearing and tearing, to change.The described slitter edge of cutting is inserted madely into steel, and its hardness is HRC55.The service life that slitter edge is inserted is cut in guarantee.
Brief description of the drawings
Fig. 1 is that PUR automobile spare tire case lid molding die is cut the structural representation of slitter edge mechanism automatically;
Fig. 2 is that the master that PUR automobile spare tire case lid molding die is cut slitter edge mechanism automatically looks schematic diagram;
Fig. 3 is the elevational schematic view of patrix;
Fig. 4 cuts the structural representation that slitter edge is inserted.
Detailed description of the invention
The utility model relates to a kind of PUR automobile spare tire case lid molding die and automatically cuts slitter edge mechanism, as shown in Fig. 1-Fig. 4, comprise compound plate 1 and lower compound plate 2, divide into and be set up mould pin 3 at upper compound plate, patrix underfooting arranges patrix 4, upper compound plate between patrix pin has ejector retainner plate 5, push rod 6 is installed in upper ejector retainner plate, ejection cylinder 7 is installed under upper ejector retainner plate, the piston rod 8 of ejection cylinder is connected with upper compound plate 1, on lower compound plate 1, counterdie pin 9 is set, counterdie 10 is set on counterdie pin, between patrix 4 and counterdie 10, there is the automobile spare tire case lid 11 of moulding, push rod 6 contacts with automobile spare tire case lid through patrix, it is characterized in that: in described patrix 4, have the patrix consistent with the automobile spare tire case lid profile mounting groove 12 of inserting, the slitter edge of cutting arranging in patrix is inserted mounting groove more than four is inserted, respectively cut slitter edge and leave exhaust clearance 13 between inserting, the described slitter edge of cutting is inserted and is comprised and be arranged on the fixed block 14 that patrix is inserted in mounting groove 12, fixed block fixes through double-screw bolt 15 and patrix, under fixed block, be shaped with triangle cutting edge 16, the thick H of oral area of triangle cutting edge is 1-1.5mm, triangle cutting edge contacts with the slitter edge of automobile spare tire case lid 11 surroundings.Add man-hour, first PUR sheet material is put on counterdie 10, upper compound plate 1 drives the downward matched moulds of patrix 4, by upper die and lower die to the compression molding of PUR sheet material, in compression molding, the cut slitter edge consistent with automobile spare tire case lid shape is set in patrix to be inserted, cutting the triangle cutting edge 16 of slitter edge under inserting contacts with the slitter edge of compression molding automobile spare tire case lid 11, because the oral area of triangle cutting edge is that thickness is only the wedge angle of 1-1.5mm, between triangle cutting edge and slitter edge, line contacts, slitter edge is excised automatically, after mould die sinking, the piston rod 8 of ejection cylinder 7 withstands on compound plate 1, ejection cylinder drives upper ejector retainner plate 5 to move down, upper ejector retainner plate drives push rod 6 will to cut the downward ejection device of automobile spare tire case lid 11 of slitter edge downwards.This programme PUR automobile spare tire case lid molding die is cut slitter edge mechanism automatically, adopt setting the cut slitter edge consistent with automobile spare tire case lid 11 shapes in patrix 4 to insert, in mould matched moulds, the slitter edge of product is excised, without manually cutting slitter edge, enhance productivity, reduce labor strength, and each is cut slitter edge and leave certain exhaust clearance 13 between inserting, ensure that mould is in the time of compression molding, the air in die cavity can be discharged between exhaust clearance.Described counterdie 10 and patrix mounting groove 12 opposite positions of inserting have the counterdie mounting groove 17 of inserting, and counterdie is inserted and counterdie is installed in mounting groove and inserted 18, and counterdie is inserted and fixed through screw 19 and counterdie.Had counterdie to insert and 18 contacted with cutting the triangle cutting edge 16 that slitter edge inserts, it is convenient after wearing and tearing, to change, and reduces mould loss spent cost.In the outer wall at described patrix 4 four sides, have guide pillar mounting groove 20, left and right two limited blocks 21 and square guide pillar 22 are installed in guide pillar mounting groove, left and right two limited blocks contact with square guide pillar both sides, in the outer wall at counterdie 10 four sides, have gathering sill 23, left and right two guide pads 24 are installed in gathering sill, and guide pad contacts with the both sides of square guide pillar 22.There is guide pad 24 to coordinate with square guide pillar 22, mould guiding, accurate positioning, it is convenient after guide pad 24 wearing and tearing, to change.The described slitter edge of cutting is inserted madely into steel, and its hardness is HRC55.The service life that slitter edge is inserted is cut in guarantee.
Claims (4)
1. PUR automobile spare tire case lid molding die is cut slitter edge mechanism automatically, comprise compound plate (1) and lower compound plate (2), divide into and be set up mould pin (3) at upper compound plate, patrix underfooting arranges patrix (4), upper compound plate between patrix pin has ejector retainner plate (5), push rod (6) is installed in upper ejector retainner plate, ejection cylinder (7) is installed under upper ejector retainner plate, the piston rod (8) of ejection cylinder is connected with upper compound plate (1), counterdie pin (9) is set on lower compound plate (1), counterdie (10) is set on counterdie pin, between patrix (4) and counterdie (10), there is the automobile spare tire case lid (11) of moulding, push rod (6) contacts with automobile spare tire case lid through patrix, it is characterized in that: in described patrix (4), have the patrix consistent with the automobile spare tire case lid profile mounting groove (12) of inserting, the slitter edge of cutting arranging in patrix is inserted mounting groove more than four is inserted, respectively cut slitter edge and leave exhaust clearance (13) between inserting, the described slitter edge of cutting is inserted and is comprised and be arranged on the fixed block (14) that patrix is inserted in mounting groove (12), fixed block fixes through double-screw bolt (15) and patrix, under fixed block, be shaped with triangle cutting edge (16), the thick H of oral area of triangle cutting edge is 1-1.5mm, triangle cutting edge contacts with the slitter edge of automobile spare tire case lid (11) surrounding.
2. PUR automobile spare tire case lid molding die as claimed in claim 1 is cut slitter edge mechanism automatically, it is characterized in that: described counterdie (10) and patrix mounting groove (12) opposite position of inserting has the counterdie mounting groove (17) of inserting, counterdie is inserted and counterdie is installed in mounting groove and is inserted (18), and counterdie is inserted and fixed through screw (19) and counterdie.
3. PUR automobile spare tire case lid molding die as claimed in claim 1 is cut slitter edge mechanism automatically, it is characterized in that: in the outer wall at described patrix (4) four sides, have guide pillar mounting groove (20), left and right two limited blocks (21) and square guide pillar (22) are installed in guide pillar mounting groove, left and right two limited blocks contact with square guide pillar both sides, in the outer wall at counterdie (10) four sides, have gathering sill (23), left and right two guide pads (24) are installed in gathering sill, and guide pad contacts with the both sides of square guide pillar (22).
4. PUR automobile spare tire case lid molding die as claimed in claim 1 is cut slitter edge mechanism automatically, it is characterized in that: described in cut slitter edge and insert madely into steel, its hardness is HRC55.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420029607.8U CN203697334U (en) | 2014-01-17 | 2014-01-17 | Automatic slitter edge cutting mechanism for coining mould of PUR automobile spare tire box cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420029607.8U CN203697334U (en) | 2014-01-17 | 2014-01-17 | Automatic slitter edge cutting mechanism for coining mould of PUR automobile spare tire box cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203697334U true CN203697334U (en) | 2014-07-09 |
Family
ID=51047828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420029607.8U Expired - Lifetime CN203697334U (en) | 2014-01-17 | 2014-01-17 | Automatic slitter edge cutting mechanism for coining mould of PUR automobile spare tire box cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203697334U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839094A (en) * | 2018-06-27 | 2018-11-20 | 无锡积捷光电材料有限公司 | A kind of flat cutter cross cutting waste discharge apparatus |
| CN113799372A (en) * | 2021-08-27 | 2021-12-17 | 宁波方正汽车模具股份有限公司 | Oil tank deburring mechanism |
-
2014
- 2014-01-17 CN CN201420029607.8U patent/CN203697334U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839094A (en) * | 2018-06-27 | 2018-11-20 | 无锡积捷光电材料有限公司 | A kind of flat cutter cross cutting waste discharge apparatus |
| CN113799372A (en) * | 2021-08-27 | 2021-12-17 | 宁波方正汽车模具股份有限公司 | Oil tank deburring mechanism |
| CN113799372B (en) * | 2021-08-27 | 2022-12-02 | 宁波方正汽车模具股份有限公司 | Oil tank deburring mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |