CN2438565Y - Vacuum absorbing moulding die for refrigerator door panel - Google Patents
Vacuum absorbing moulding die for refrigerator door panel Download PDFInfo
- Publication number
- CN2438565Y CN2438565Y CN 00251324 CN00251324U CN2438565Y CN 2438565 Y CN2438565 Y CN 2438565Y CN 00251324 CN00251324 CN 00251324 CN 00251324 U CN00251324 U CN 00251324U CN 2438565 Y CN2438565 Y CN 2438565Y
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- cylinder
- profiled body
- movable block
- mould according
- loosing core
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Abstract
The utility model relates to a vacuum plastic suction forming mould for a refrigerator door faceplate, wherein a lower mould of which comprises a lower mould base (1) and a forming body (13) which is arranged on the lower mould base; an upper mould of the utility model comprises an upper mould frame (6) and a core pulling mechanism which is arranged on the forming body; an edge cutting mechanism is arranged on the upper mould frame; the expansion edge cutting mechanism is matched with the telescopic core pulling mechanism. The plastic suction forming and the process of the edge cutting are combined skillfully by the vacuum plastic suction forming mould for a refrigerator door faceplate, which solves the problem of the edge cutting, and production efficiency is improved. Compared with an injection mold, the door faceplate has the advantages of reduced fabricating cost and reduced weight. Compared with a press mold, the door faceplate has the advantage of low total cost.
Description
The utility model relates to the vacuum forming shaping dies, relates in particular to the vacuum forming shaping dies of refrigerator door plank.
The traditional diamond-making technique of refrigerator door plank is shaped for the sheet metal cold stamping.Owing to be subjected to the limitation of Sheet Metal Forming Technology itself, this method only is fit to the simple door face board of processing appearance and modeling.For the door face board of appearance and modeling complexity, be to be difficult to realize with the method for punch process.Perhaps, enable promptly to realize that also need through multi-step forming processes processing, so, die sinking quantity is many, the mould total cost is higher, need take many pressing equipments simultaneously, many people's operations, and production efficiency is lower, and the cost of door face board is higher naturally.In addition, the metallic door panel not only exists and easily gets rusty and on-insulated deficiency, and the refrigerator door of being made up of itself and other working of plastics, and because of the shrinkage factor difference of metal and plastics is bigger, variations in temperature makes it produce bigger internal stress and easily produces distortion.
Along with the variation of the market demand, the appearance and modeling of refrigerator door plank becomes increasingly complex.Processing method for stamping originally can not adapt to this variation.So occurred the refrigerator door plank of injection molded in recent years.Compare with the door face board of drawing, the door face board of injection molded has solved the many problems of operation, not only adapts to complicated appearance and modeling, and door face board insulation non-corrosive.But its injection mold is very expensive, and needs to use large-scale injection-moulding device, and the door face board cost is still higher, applies thereby limited it.
The plastic uptake of door face board is shaped and processes, and key is its plastic uptake shaping dies.Although the plastic uptake manufacturing process is applied in the shaping processing of refrigerator doors liner and case liner already, because the particularity of door face board structure, the structure of its plastic uptake shaping dies is to differ from other plastics suction moulds greatly.
The purpose of this utility model is to provide a kind of vacuum forming shaping dies of refrigerator door plank, it both can overcome the moulding of metal sheet stamping formed door panel and simply reach the deficiency that manufacturing procedure is many, efficient is low, also can avoid the deficiency of injection molded door face board mould costliness and the large-scale injection-moulding device of needs, the refrigerator door plank cost is descended significantly.
The objective of the invention is to be achieved through the following technical solutions: a kind of vacuum forming shaping dies of refrigerator door plank, comprise the patrix and the counterdie that combine by guide pin bushing 4 and guide pillar 5, described counterdie comprises die shoe 1 and is arranged on profiled body 13 on the described die shoe 1 that described patrix comprises top mold frame 6; It is characterized in that described profiled body 13 is provided with core-pulling mechanism, described top mold frame 6 is provided with trimming mechanism, the use that cooperatively interacts of described the expand trimming mechanism close and flexible core-pulling mechanism.
The vacuum forming shaping dies of the refrigerator door plank that provides according to the utility model is characterized in that described core-pulling mechanism comprises the piece 10 of loosing core, the cover plate 3 of loosing core, lever 11, cylinder 12; The described cover plate 3 of loosing core is by being bolted on the described die shoe 1; The described piece 10 of loosing core is arranged on described profiled body 13 and looses core between the cover plate 3, constitutes the refrigerator door plank profiles jointly with forming body 13, and is connected with an end of described lever 11; Described cylinder 12 is arranged on described profiled body 13 bottom surfaces, and is connected with described lever 11 other ends; Described lever 11 is supported on the bottom of described profiled body 13.
The vacuum forming shaping dies of the refrigerator door plank that provides according to the utility model is characterized in that, described cylinder 12 drives the piece 10 of loosing core by lever 11 and makes stretching motion.
The vacuum forming shaping dies of the refrigerator door plank that provides according to the utility model is characterized in that, studs with edge of a knife side cut blade 15 inwards on the described piece 10 of loosing core, and links to each other with forming body 13 by line slideway.
The vacuum forming shaping dies of the refrigerator door plank that provides according to the utility model is characterized in that, described profiled body 13 when casting, imbed or after casting with low-melting alloy soldering heating pipe 14.
The vacuum forming shaping dies of the refrigerator door plank that provides according to the utility model, it is characterized in that, the vacuum hole sucting diameter is less than 0.8, and the layout density that vacuum is inhaled the hole decide with the shaping complexity everywhere of door face board, and the place of the difficulty that is shaped then vacuum suction hole density will be strengthened.
The vacuum forming shaping dies of the refrigerator door plank that provides according to the utility model, it is characterized in that, described trimming mechanism comprises cylinder 7, bar 8, straight flange movable block 9, right angle movable block 17 and cylinder 18, described straight flange movable block 9 and right angle movable block 17 are installed on the top mold frame 6 by line slideway 19 and 16 respectively, described right angle movable block 17 is directly driven by cylinder 18, and straight flange movable block 9 is driven by cylinder 7 by bar 8.
The vacuum forming shaping dies of the refrigerator door plank that provides according to the utility model is characterized in that, when cylinder 7 and 8 when flexible, patrix then produces to expand and closes action.
The vacuum forming shaping dies of the refrigerator door plank that provides according to the utility model is characterized in that the action step of described cylinder 7 and cylinder 18 is: cylinder 7 is stretched, and--cylinder 18 is stretched--cylinder 18 contracts--, and cylinder 7 contracts, according to this circulation.
The vacuum forming shaping dies of the refrigerator door plank that enforcement the utility model provides, its advantage is: the plastic uptake shaping is combined dexterously with the side cut process, solved a side cut difficult problem, and improved production efficiency.Overall cost also reduces greatly, compare with the expense of injection mold: process with injection molded as the door face board of certain BCD242 of company refrigerator is former, the injection mold expense is 700,000 yuan, use the 1300t injection machine, after adopting vacuum forming shaping processing, the plastics suction mould expense is 150,000 yuan, and the door face board weight that plastic uptake is shaped only is about 1/2nd of injection molded door panel weight; Compare with diel, overall expenses is relative also lower.
Below in conjunction with drawings and Examples the utility model is further described, in the accompanying drawing:
Fig. 1 is a vacuum forming shaping dies structural representation of the present utility model;
Fig. 2 is the patrix upward view of mould structure schematic diagram shown in Figure 1;
Fig. 3 is the counterdie vertical view of mould structure schematic diagram shown in Figure 1;
Fig. 4 is the refrigerator door plank structure diagram;
Fig. 5 is a door face board molding procedure sketch.
As Fig. 1, Fig. 2 and shown in Figure 3, a kind of vacuum forming shaping dies of refrigerator door plank, comprise the patrix and the counterdie that combine by guide pin bushing 4 and guide pillar 5, described counterdie comprises die shoe 1 and is arranged on profiled body 13 on the described die shoe 1 that patrix comprises top mold frame 6; Profiled body 13 is provided with core-pulling mechanism, and top mold frame 6 is provided with trimming mechanism, the use that cooperatively interacts of the expand trimming mechanism close and flexible core-pulling mechanism.
Core-pulling mechanism comprises the piece 10 of loosing core, the cover plate 3 of loosing core, lever 11, cylinder 12; Loose core cover plate 3 by being bolted on the described die shoe 1; The piece 10 of loosing core is arranged on profiled body 13 and looses core between the cover plate 3, constitutes the refrigerator door plank profiles jointly with forming body 13, and is connected with an end of lever 11; Cylinder 12 is arranged on profiled body 13 bottom surfaces, and is connected with lever 11 other ends; Lever 11 is supported on the bottom of profiled body 13; Cylinder 12 drives the piece 10 of loosing core by lever 11 and makes stretching motion, to guarantee product moulding and demoulding.The profile of forming body 13 requires to have higher fineness, obtains high surface quality with door face board after guaranteeing moulding.Loosing core studs with edge of a knife side cut blade 15 inwards on the piece 10, links to each other with forming body 13 by line slideway.Low-melting alloy soldering heating pipe 14 is imbedded or used to profiled body 13 after casting when casting, the water pipe layout is wanted rationally, to guarantee that mold heated is even.The vacuum hole sucting diameter is less than 0.8.Trimming mechanism comprises cylinder 7, bar 8, straight flange movable block 9, right angle movable block 17 and cylinder 18, straight flange movable block 9 and right angle movable block 17 are installed on the top mold frame 6 by line slideway 19 and 16 respectively, right angle movable block 17 is directly driven by cylinder 18, and straight flange movable block 9 is driven by cylinder 7 by bar 8.When cylinder 7 and 18 stretched, patrix then produced to expand and closes action.In order to prevent that straight flange movable block 9 and right angle movable block 17 from interfering, the action of cylinder 7 and cylinder 18 must suitable step in the following order be carried out: cylinder 7 is stretched, and--cylinder 18 is stretched--cylinder 18 contracts--, and cylinder 7 contracts, according to this circulation.
Below the course of work of vacuum forming shaping dies of the present utility model is done detailed explanation:
At first mould is installed on the vacuum plastic-absorbing machine, opens upper and lower mould then, unload guide pin bushing 4, adjust the upper and lower mould stroke, and mould is carried out preheating.
Plastic plate (ABS or HIPS or other composite plates) is put in the Packing Machine and is heated, treat that plate reaches the thermoelastic attitude after, counterdie is up, and froths, the piece 10 of loosing core simultaneously stretches out, to be sealed 2 contacts with the material folding workbench that Packing Machine is arranged, and seals; Then counterdie vacuumizes plastic uptake to plate, and plate is shaped along the counterdie profile, so obtain product as shown in Figure 5.
The descending arrival of patrix after bottom dead center, straight flange movable block 9 and right angle movable block 17 be substep distending successively in order, with side cut blade 15 product shown in Figure 5 is carried out extrusion shearing at A place, and product is approached even by shear fracture by crowded at A place.
The substep withdrawal successively in order of right angle movable block 17 and straight flange loose piece 9, patrix is up then, and equipment is to product air blowing cooling simultaneously.
The piece 10 of loosing core is withdrawn, and counterdie is blown and be descending then, the product demoulding.Product is taken out from Packing Machine, and method is separated (Fig. 5) with rim charge 51 with door face board body 52 at product A place by hand then, so obtain the door face board of structure shown in Figure 4.
After producing end, first mounting guide sleeve 4, upper and lower mould closes up then, mould is unloaded from Packing Machine again.
The vacuum forming shaping dies of the refrigerator door plank that the utility model provides, operation and operating personnel reduce, and have improved production efficiency, have saved material usage, have simplified processing technology, and the Products Development cycle shortens, and therefore the overall cost of door face board also reduces.
Claims (9)
1, a kind of vacuum forming shaping dies of refrigerator door plank, comprise the patrix and the counterdie that combine by guide pin bushing (4) and guide pillar (5), described counterdie comprises die shoe (1) and is arranged on profiled body (13) on the described die shoe (1) that described patrix comprises top mold frame (6); It is characterized in that described profiled body (13) is provided with core-pulling mechanism, described top mold frame (6) is provided with trimming mechanism, the use that cooperatively interacts of described the expand trimming mechanism close and flexible core-pulling mechanism.
2, mould according to claim 1 is characterized in that, described core-pulling mechanism comprises the piece of loosing core (10), the cover plate of loosing core (3), lever (11), cylinder (12); The described cover plate of loosing core (3) is by being bolted on the described die shoe (1); The described piece of loosing core (10) is arranged between described profiled body (13) and the cover plate of loosing core (3), constitutes the refrigerator door plank profile jointly with profiled body (13), and is connected with an end of described lever (11); Described cylinder (12) is arranged on described profiled body (13) bottom surface, and is connected with described lever (11) other end; Described lever (11) is supported on the bottom of described profiled body (13).
3, mould according to claim 2 is characterized in that, described cylinder (12) drives the piece (10) of loosing core by lever (11) and makes stretching motion.
4, mould according to claim 2 is characterized in that, studs with edge of a knife side cut blade (15) inwards on the described piece of loosing core (10), links to each other with profiled body (13) by line slideway.
5, mould according to claim 2 is characterized in that, low-melting alloy soldering heating pipe (14) is imbedded or used to described profiled body (13) after casting when casting.
6, mould according to claim 1 is characterized in that, the vacuum hole sucting diameter is less than 0.8mm, and the layout density that vacuum is inhaled the hole decide with the shaping complexity everywhere of door face board, and the place of the difficulty that is shaped then vacuum suction hole density will be strengthened.
7, mould according to claim 1, it is characterized in that, described trimming mechanism comprises cylinder (7), bar (8), straight flange movable block (9), right angle movable block (17) and cylinder (18), described straight flange movable block (9) and right angle movable block (17) are installed on the top mold frame (6) by line slideway (19) and (16) respectively, described right angle movable block (17) is directly driven by cylinder (18), and straight flange movable block (9) is driven by cylinder (7) by bar (8).
8, mould according to claim 7 is characterized in that, when cylinder (7) and (18) were flexible, patrix then produced to expand and closes action.
9, mould according to claim 7 is characterized in that, the action step of described cylinder (7) and cylinder (18) is: cylinder (7) is stretched, and--cylinder (18) is stretched--cylinder (18) contracts--, and cylinder (7) contracts, and circulation according to this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00251324 CN2438565Y (en) | 2000-09-02 | 2000-09-02 | Vacuum absorbing moulding die for refrigerator door panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00251324 CN2438565Y (en) | 2000-09-02 | 2000-09-02 | Vacuum absorbing moulding die for refrigerator door panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2438565Y true CN2438565Y (en) | 2001-07-11 |
Family
ID=33609290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00251324 Expired - Fee Related CN2438565Y (en) | 2000-09-02 | 2000-09-02 | Vacuum absorbing moulding die for refrigerator door panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2438565Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101992547A (en) * | 2010-11-04 | 2011-03-30 | 滁州市科创模具制造有限公司 | Refrigerator door core vacuum forming mold |
| CN101574843B (en) * | 2008-12-10 | 2011-08-31 | 杨洪熹 | Plastic shell seamless wrapping process and special high-pressure forming mold core thereof |
| CN106239883A (en) * | 2016-09-07 | 2016-12-21 | 滁州市鑫鼎机械模具制造有限公司 | A kind of vacuum forming mould for refrigerator inner container of improvement |
-
2000
- 2000-09-02 CN CN 00251324 patent/CN2438565Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101574843B (en) * | 2008-12-10 | 2011-08-31 | 杨洪熹 | Plastic shell seamless wrapping process and special high-pressure forming mold core thereof |
| CN101992547A (en) * | 2010-11-04 | 2011-03-30 | 滁州市科创模具制造有限公司 | Refrigerator door core vacuum forming mold |
| CN101992547B (en) * | 2010-11-04 | 2013-04-03 | 滁州市科创模具制造有限公司 | Refrigerator door core vacuum forming mold |
| CN106239883A (en) * | 2016-09-07 | 2016-12-21 | 滁州市鑫鼎机械模具制造有限公司 | A kind of vacuum forming mould for refrigerator inner container of improvement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |