CN212666518U - Pneumatic shape-following frame pressing mechanism for large-drop profile mold - Google Patents
Pneumatic shape-following frame pressing mechanism for large-drop profile mold Download PDFInfo
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- CN212666518U CN212666518U CN202020973736.8U CN202020973736U CN212666518U CN 212666518 U CN212666518 U CN 212666518U CN 202020973736 U CN202020973736 U CN 202020973736U CN 212666518 U CN212666518 U CN 212666518U
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Abstract
The utility model discloses a pneumatic shape-following pressure frame mechanism for large drop profile mould, press the frame and be located lower mould outlying push down the frame on being located mould outlying, on press the frame, it forms the pressfitting face unanimous with the shaping profile to correspond on the opposite face of pushing down the frame, the interval is provided with a plurality of blind rivet on the pressfitting face of pushing down the frame, the afterbody and the push down frame threaded connection of blind rivet, the top of blind rivet sets up the awl point in being convenient for prick into the product, the awl point that corresponds each blind rivet on the frame of last pressure has been seted up and has been stepped down the hole, on press the frame and push down the frame respectively through drive assembly effect and up-and-down motion, before mould and lower mould close, on press the frame and push down the frame pressfitting, the product that will treat the mould pressing compresses tightly, the levelling. The mechanism is matched with the existing die for use, the material is compressed and leveled before the upper die and the lower die are molded, the problems of stacking and wrinkling during material forming are effectively solved, the tension of the material surface can be adjusted through the pulling nail, the material pressing effect is obvious, the forming effect is ensured, and the quality of a finished product is good.
Description
Technical Field
The utility model relates to an automotive interior spare makes technical field, especially relates to a pneumatic pressure frame mechanism along with shape for large drop profile mould.
Background
In the production process of the automotive upholstery, product wrinkles become a big problem in the forming process, and because the molded surface of the automotive upholstery is complex, the difference of the shapes of partial products is large, material stacking is easy to occur during forming, the wrinkling phenomenon is serious, the product rejection rate is high, and the quality of finished products is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
Based on above, the utility model provides a pneumatic pressure frame mechanism along with shape for big drop profile mould solves because the product profile drop leads to the problem of product fold greatly, reduces product disability rate and reworking probability.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the pneumatic shape following frame pressing mechanism for the large-drop profile mold comprises an upper pressing frame and a lower pressing frame, wherein the upper pressing frame is positioned on the periphery of an upper mold, the lower pressing frame is positioned on the periphery of a lower mold, pressing surfaces consistent with a molded profile are correspondingly formed on opposite surfaces of the upper pressing frame and the lower pressing frame, a plurality of pulling nails are arranged on the pressing surfaces of the lower pressing frame at intervals, the tail parts of the pulling nails are in threaded connection with the lower pressing frame, the tops of the pulling nails are provided with conical tips convenient to insert into products, abdicating holes are formed in the upper pressing frame corresponding to the conical tips of the pulling nails, the upper pressing frame and the lower pressing frame respectively move up and down under the action of a driving assembly, and before the upper mold and the lower mold are closed, the upper pressing frame and the lower pressing frame are pressed together, and the products to be molded are compressed and flattened.
Particularly, drive assembly drives actuating cylinder and connecting block including driving, and a plurality of drives actuating cylinder and sets up in the surface of last mould, lower mould, and a plurality of connecting block sets up in corresponding on pressing the frame, pressing the frame down, and each drives actuating lever and each connecting block of actuating cylinder and links firmly one by one.
Particularly, the upper pressing frame and the lower pressing frame are respectively provided with a plurality of guide rods, the surfaces of the upper die and the lower die are respectively provided with a plurality of linear bearings, the guide rods of the upper pressing frame penetrate through the linear bearings of the upper die one by one, and the guide rods of the lower pressing frame penetrate through the linear bearings of the lower die one by one.
Particularly, the surfaces of the upper die and the lower die are respectively provided with a limiting rod, the upper pressing frame and the lower pressing frame are correspondingly provided with a stroke groove, and the limiting rod penetrates through the stroke groove and a stop block is arranged at the end part of the limiting rod.
In particular, the height of the blind rivet is adjusted by the depth to which it is screwed into the drop frame.
Particularly, the upper pressure frame and the lower pressure frame are respectively provided with a locking plate, when the upper pressure frame and the lower pressure frame are pressed, the two locking plates are attached, and the two locking plates are locked and fixed through fastening bolts.
To sum up, the beneficial effects of the utility model are that, compared with the prior art, a pneumatic shape following pressure frame mechanism simple structure for large drop profile mould, the current mould of cooperation is used, compresses tightly, levels the material before upper and lower mould pressing, piles up when effectively preventing the material shaping, fold problem, still can adjust charge level tensile force through the blind rivet in addition, has reduced mould debug time, presses the material effect to show, and the part action is steady, has guaranteed the shaping effect, and finished product quality is good.
Drawings
Fig. 1 is a schematic view of a pressing state of a pneumatic shape-following frame pressing mechanism for a large-drop profile mold according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an upper pressing frame in a pneumatic shape-following frame pressing mechanism for a large-drop profile mold according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a lower pressing frame in a pneumatic shape following frame pressing mechanism for a large-drop profile mold according to an embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1 to 3, the present embodiment provides a pneumatic shape-following frame pressing mechanism for a large drop profile mold, which includes an upper pressing frame 1 located at the periphery of an upper mold and a lower pressing frame 2 located at the periphery of a lower mold.
The opposite surfaces of the upper pressure frame 1 and the lower pressure frame 2 correspondingly form a pressing surface consistent with the molding surface, and the upper pressure frame 1 and the lower pressure frame 2 are completely designed along with the shape of the die, so that the material cannot crack or shrink due to too large stretching of the material after being compressed.
The interval is provided with a plurality of blind rivet 3 on the pressfitting face of lower pressure frame 2, the afterbody and the 2 threaded connection of lower pressure frame of blind rivet 3, the top setting of blind rivet 3 is the awl point in the product of being convenient for prick into, the hole of stepping down 4 has been seted up to the awl point that corresponds each blind rivet 3 on the upper pressure frame 1, go up pressure frame 1 and press frame 2 down and move from top to bottom through the drive assembly effect respectively, before last mould and lower mould close mould, go up pressure frame 1 and press fitting of pressing frame 2 down, the product that will treat the mould pressing compresses tightly, levels.
The driving assembly comprises a driving cylinder 5 and connecting blocks 6, the driving cylinders 5 are arranged on the surfaces of the upper die and the lower die, the connecting blocks 6 are arranged on the corresponding upper pressing frame 1 and the lower pressing frame 2, and driving rods of the driving cylinders 5 are fixedly connected with the connecting blocks 6 one by one.
Go up and press frame 1, be provided with a plurality of guide bar 7 on the frame 2 down respectively, go up the surface of mould, lower mould and be provided with a plurality of linear bearing 8 respectively, go up the guide bar 7 of pressing frame 1 and wear to locate the linear bearing 8 of mould one by one, in the guide bar 7 of pressing frame 2 is worn to locate the linear bearing 8 of lower mould one by one, guarantee accurate, steady action.
The surface of the upper die and the lower die is respectively provided with a limiting rod 9, the upper pressing frame 1 and the lower pressing frame 2 are correspondingly provided with a stroke groove 10, and the limiting rod 9 penetrates through the stroke groove 10 and the end part of the limiting rod 9 is provided with a stop block 11. A clearance of about 0.5mm exists between the limiting rod 9 and the stroke groove 10, so that the two pressing frames can move up and down and can avoid dislocation during pressing due to forward and backward shaking.
The height of the pull nail 3 is adjusted by the depth of the pull nail screwed into the lower pressing frame 2, so that the tightness of the material is fully adjusted, the material is prevented from being pulled to be damaged due to overlarge pulling force, and the local looseness is also avoided.
The upper pressure frame 1 and the lower pressure frame 2 are respectively provided with the locking plates 12, when the upper pressure frame 1 and the lower pressure frame 2 are pressed, the two locking plates 12 are attached, the two locking plates 12 are locked and fixed through the fastening bolts, and the two pressure frames can be locked when special requirements are met.
When the material spreading device is used, the lower pressing frame 2 is firstly ejected out by the driving cylinder 5 and is higher than the lower die, so that the material can be conveniently spread on the lower pressing frame 2; in the process of closing the die, the upper pressing frame 1 is ejected out and exceeds the upper die, so that the upper pressing frame 1 contacts the material earlier than the upper die and then descends along with the lower pressing frame 2, and the material is kept in a flat and tensioned state; closing the upper die and the lower die, and carrying out compression molding.
To sum up, foretell be used for pneumatic shape following of big drop profile mould press frame mechanism simple structure, cooperate current mould to use, compress tightly, draw the level to the material before upper and lower mould pressing, effectively prevented piling up, fold problem when the material shaping, still can adjust charge level tensile force through the blind rivet in addition, reduced mould debugging time, press the material effect showing, the part action is steady, has guaranteed the shaping effect, and finished product is of high quality.
The above embodiments have been merely illustrative of the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and does not depart from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The pneumatic shape following frame pressing mechanism is characterized by comprising an upper pressing frame positioned on the periphery of an upper die and a lower pressing frame positioned on the periphery of a lower die, wherein a pressing surface consistent with a formed profile is correspondingly formed on the opposite surface of the upper pressing frame and the lower pressing frame, a plurality of pulling nails are arranged on the pressing surface of the lower pressing frame at intervals, the tail parts of the pulling nails are in threaded connection with the lower pressing frame, the tops of the pulling nails are provided with conical tips convenient to prick into a product, abdicating holes are formed in the upper pressing frame corresponding to the conical tips of the pulling nails, the upper pressing frame and the lower pressing frame respectively move up and down under the action of a driving assembly, and the upper pressing frame and the lower pressing frame are pressed together before the upper die and the lower die are closed, so that the product to be molded is pressed and flattened.
2. The pneumatic shape-following frame pressing mechanism for the large-drop profile mold according to claim 1, wherein: the drive assembly comprises a drive cylinder and a plurality of connecting blocks, the drive cylinder is arranged on the surface of the upper die and the lower die, the connecting blocks are arranged on the corresponding upper pressing frame and the lower pressing frame, and the drive rods of the drive cylinders are fixedly connected with the connecting blocks one by one.
3. The pneumatic shape-following frame pressing mechanism for the large-drop profile mold according to claim 1, wherein: the upper pressing frame and the lower pressing frame are respectively provided with a plurality of guide rods, the surfaces of the upper die and the lower die are respectively provided with a plurality of linear bearings, the guide rods of the upper pressing frame penetrate through the linear bearings of the upper die one by one, and the guide rods of the lower pressing frame penetrate through the linear bearings of the lower die one by one.
4. The pneumatic shape-following frame pressing mechanism for the large-drop profile mold according to claim 1, wherein: the surface of going up mould, lower mould is provided with the gag lever post respectively, go up and press the frame, press down and correspondingly seted up the stroke groove on the frame, the gag lever post passes the tip of stroke groove and gag lever post is provided with the dog.
5. The pneumatic shape-following frame pressing mechanism for the large-drop profile mold according to claim 1, wherein: the height of the pulling nail is adjusted through the depth of the pulling nail screwed into the lower pressing frame.
6. The pneumatic shape-following frame pressing mechanism for the large-drop profile mold according to claim 1, wherein: the upper pressure frame and the lower pressure frame are respectively provided with a locking plate, when the upper pressure frame and the lower pressure frame are pressed, the two locking plates are attached to each other, and the two locking plates are locked and fixed through fastening bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020973736.8U CN212666518U (en) | 2020-06-01 | 2020-06-01 | Pneumatic shape-following frame pressing mechanism for large-drop profile mold |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020973736.8U CN212666518U (en) | 2020-06-01 | 2020-06-01 | Pneumatic shape-following frame pressing mechanism for large-drop profile mold |
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| CN212666518U true CN212666518U (en) | 2021-03-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113649455A (en) * | 2021-08-18 | 2021-11-16 | 南通超达装备股份有限公司 | Material stretching and folding nail frame |
| CN113843351A (en) * | 2021-09-24 | 2021-12-28 | 无锡吉兴汽车声学部件科技有限公司 | Negative angle product forming device and negative angle product forming method |
-
2020
- 2020-06-01 CN CN202020973736.8U patent/CN212666518U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113649455A (en) * | 2021-08-18 | 2021-11-16 | 南通超达装备股份有限公司 | Material stretching and folding nail frame |
| CN113843351A (en) * | 2021-09-24 | 2021-12-28 | 无锡吉兴汽车声学部件科技有限公司 | Negative angle product forming device and negative angle product forming method |
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