Mold expanding tool easy to demold

Abstract

The utility model discloses a mould expanding tool easy to demould, which comprises a tool body and a limiting plate, the tool body comprises a first splicing block and a second splicing block, the first splicing block and the second splicing block are matched to define a hollow cavity, the bottom of the first splicing block is provided with a cambered surface, the cambered surface is matched with the outer diameter of a corrugated roller, and the limiting plate is arranged on the bottom of the first splicing block. The limiting plate is connected with the second splicing block and the first splicing block through screws, the second splicing block is located between the first splicing block and the limiting plate, the bottom of the limiting plate extends to the position below the arc face, and the limiting plate is used for limiting the placing position of the tool body. According to the mold expanding tool easy to demold, gypsum can be demolded conveniently, and the completeness of the gypsum can be kept.

Description

TECHNICAL FIELD

[0001] The utility model relates to tooling technical field, especially in easy demoulding's extension mould tooling. BACKGROUND

[0002] Corrugated roller is the heart component of paperboard production line, and the rationality and manufacturing precision of its corrugated design, and the wear resistance, pressure resistance degree have close relation to its service life and paperboard production line's running speed. The tooth profile curve will directly determine the strength and corrugated rate of carton. In order to ensure that corrugated roller meets its processing technical requirements, the tooth profile of corrugated roller needs to be detected in the production process.

[0003] Because the body of corrugated roller is larger, and cost is high, the tooth profile data such as tooth height, tooth width of tooth is directly checked by measuring tool, can destroy the surface quality of corrugated roller. The present gypsum extension mould is used to copy the tooth profile of corrugated roller, and the tooth profile of gypsum is measured, not only can obtain the tooth profile data of the corrugated roller, but also can avoid that measuring tool destroys the corrugated roller. However, in the gypsum extension mould process, the gypsum is difficult to demould on the tooling, needs to adopt the way of knocking to demould, so as to destroy the integrity of gypsum, is not conducive to the smooth progress of measurement work, more seriously, effective debris cannot be extracted to measure, needs to be re-moulded, greatly prolongs the working time.

[0004] It can be seen that the prior art still needs to be improved and improved. UTILITY MODEL CONTENT

[0005] In view of the above deficiencies of the prior art, the purpose of the utility model is to provide an extension mould tooling that is easy to demould, which can facilitate gypsum demoulding and maintain its integrity.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] An extension mould tooling that is easy to demould, comprising a tooling body and a limiting plate, the tooling body comprises a first splicing block and a second splicing block, the first splicing block and the second splicing block cooperate to enclose a hollow cavity, the bottom of the first splicing block is provided with a curved surface, the curved surface is matched with the outer diameter of the corrugated roller, the limiting plate is connected with the second splicing block and the first splicing block through screws, and the second splicing block is located between the first splicing block and the limiting plate, the bottom of the limiting plate extends below the curved surface, and the limiting plate is used to limit the placement position of the tooling body.

[0008] Further, the tooling body is a cylindrical structure, and the second splicing block is a planar structure.

[0009] Further, a waist hole is arranged on the limiting plate, the waist hole extends along the height direction thereof, and the waist hole is connected with the first splicing block and the second splicing block through screws.

[0010] Further, the first splicing block comprises a first side plate and two second side plates spliced into a U-shaped structure, the two second side plates are arranged in parallel, and the second splicing block comprises a third side plate, and the third side plate is parallel to the first side plate.

[0011] Further, the arc surface extends to the bottom of the third side plate.

[0012] Further, the second side plate is provided with two protruding parts arranged in symmetry, the arc surface is located at the bottom of the second side plate and extends to the protruding parts, and the first side plate and the second side plate are located above the two protruding parts respectively; and the limiting plates are two, and the two limiting plates are arranged close to the first side plate and the third side plate respectively.

[0013] Further, the first side plate is provided with two first positioning strips arranged in symmetry and extending along the height direction of the first side plate, and the second side plate is provided with first positioning grooves in abutment with the first positioning strips; and the third side plate is provided with two second positioning strips arranged in symmetry and extending along the height direction of the third side plate, and the second side plate is provided with second positioning grooves in abutment with the second positioning strips.

[0014] Beneficial effects:

[0015] The utility model provides a kind of easy demoulding's expansion mould tool, and the first splicing block and second splicing block are set to form tool body, and tool body has hollow cavity, and the tooth shape of corrugated roller is realized by using gypsum solidification forming in hollow cavity. Since tool body is detachable structure, gypsum demoulding is facilitated after the first splicing block and second splicing block are separated, and the integrity of gypsum can be guaranteed, which is beneficial to subsequent tooth profile data inspection, and retaining, storing gypsum after expansion. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The structure of the easy demoulding's expansion mould tool provided by the utility model Figure 1 ;

[0017] Figure 2 The front view of the easy demoulding's expansion mould tool provided by the utility model Figure 1 ;

[0018] Figure 3 The explosion of the easy demoulding's expansion mould tool provided by the utility model Figure 1 ;

[0019] Figure 4 The explosion of the easy demoulding's expansion mould tool provided by the utility model Figure 2 ;

[0020] Figure 5 The structure of the easy demoulding's expansion mould tool provided by the utility model Figure 2 ;

[0021] Figure 6 The utility model provides an easy demolding's expansion die tool's front view section Figure 2 ;

[0022] Figure 7 The utility model provides an easy demolding's expansion die tool's plan view section

[0023] Figure 8 The utility model provides an easy demolding's expansion die tool's explosion Figure 3 .

[0024] Reference signs: tool body 1, limiting plate 2, waist hole 21, first splicing block 3, first side plate 31, second side plate 32, protruding portion 33, first positioning strip 34, first positioning groove 35, second positioning groove 36, second splicing block 4, third side plate 41, second positioning strip 42, hollow cavity 5, camber 6, screw 7. Specific implementation

[0025] The utility model provides an easy demolding's expansion die tool, for making the utility model's purpose, technical scheme and effect more clear, explicit, the following refers to the drawing and raises example to this utility model further detailed explanation.Should understand, the specific embodiment described here is only used to explain the utility model, and is not used to limit the utility model.

[0026] In the description of the utility model, it is understood that the terms "upper", "lower", "top", "bottom" and the like indicate the orientation or positional relationship shown in the drawing, and are only used to facilitate the description of the utility model and simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, and a particular orientation configuration and operation, therefore, it cannot be understood as a limitation on the utility model.In addition, "first", "second" is only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated, therefore, the features limited by "first", "second" can explicitly or implicitly include one or more features.In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0027] Please refer to Figures 1 to 8As shown, the utility model provides an easy-to-demould moulding tool, tooth profile moulding is carried out on the tooth of the corrugated roller, wherein a plurality of teeth are arranged in a circumferential manner on the roller surface of the corrugated roller, and the tooth extends along the length direction of the corrugated roller. The easy-to-demould moulding tool comprises a tool body 1 and a limiting plate 2, the tool body 1 comprises a first splicing block 3 and a second splicing block 4, the first splicing block 3 and the second splicing block 4 are matched to enclose a hollow cavity 5, the bottom of the first splicing block 3 is provided with an arc surface 6, the arc surface 6 is matched with the outer diameter of the corrugated roller, the limiting plate 2 is connected with the second splicing block 4 and the first splicing block 3 through a screw 7, and the second splicing block 4 is located between the first splicing block 3 and the limiting plate 2, the bottom of the limiting plate 2 extends to below the arc surface 6, and the limiting plate 2 is used for limiting the placement position of the tool body 1.

[0028] In use, as shown, Figure 4 The arc surface 6 is placed on the corresponding corrugated roller, and the bottom of the limiting plate 2 abuts against any tooth to determine the placement position of the tool body 1. Then, the gypsum is placed into the hollow cavity 5, and the gypsum covers the surface of the tooth of the corrugated roller. After a period of time, the gypsum is solidified and shaped, the tool body 1 is taken out, and the screw 7, the limiting plate 2 and the second splicing block 4 are sequentially disassembled, so that the gypsum is exposed, which facilitates the disassembly of the gypsum from the first splicing block 3, realizes the rapid demoulding of the gypsum, and can ensure the integrity of the gypsum.

[0029] In the above, in addition to using gypsum, other materials that are solidified from liquid can also be used for moulding, and the material used for moulding should be determined according to the actual use.

[0030] In a preferred embodiment, referring to Figure 1 、 4 , 5, the tool body 1 is a column structure, and the second splicing block 4 is a plane structure. Through the above arrangement, a plurality of teeth with a certain length can be copied to facilitate the inspection of tooth profile data, and the gypsum has high integrity and is easy to preserve and store.

[0031] Optionally, the tool body 1 is a quadrangular column or a polygonal column.

[0032] In a preferred embodiment, referring to Figure 8 , the limiting plate 2 is provided with a waist hole 21 extending along the height direction thereof, and the waist hole 21 is connected with the first splicing block 3 and the second splicing block 4 through the screw 7. In actual use, different tool bodies 1 can be used in combination with a limiting plate 2 of one specification to improve the use range of the limiting plate 2. By arranging the waist hole 21, the installation height of the limiting plate 2 on the tool body 1 is adjusted, so that the height of the limiting plate 2 extending below the arc surface 6 is higher or lower than the tooth of the corrugated roller, thereby ensuring that the arc surface 6 can be tightly attached to the outer diameter of the corrugated roller (i.e. the tooth top of the corrugated roller) during tooth profile moulding.

[0033] In a preferred embodiment, referring to Figure 1 , the first assembling block 3 comprises a first side plate 31 and two second side plates 32 assembled into a U-shaped structure, the two second side plates 32 are arranged in parallel, the second assembling block 4 comprises a third side plate 41 which is parallel to the first side plate 31. The first side plate 31, the two second side plates 32 and the third side plate 41 are assembled into a hollow quadrangular column, the first side plate 31 is connected with the two second side plates 32 through a plurality of screws 7, the third side plate 41 is connected with the two second side plates 32 through a plurality of screws 7, realizing the detachable connection structure of the tooling body 1. When demolding, the first side plate 31, the third side plate 41 and the two second side plates 32 are sequentially disassembled, further realizing the rapid demolding of the gypsum.

[0034] In an embodiment, referring to Figure 1 , the arc surface 6 extends to the bottom of the third side plate 41. Through the above arrangement, the bottom of the tooling body 1 has four edges, which are respectively in contact with the tooth top of the corrugated roller, so that the demolded gypsum is a regular quadrangular column without protruding parts and is not easy to be damaged by knocking.

[0035] In another embodiment, referring to Figure 5 , 6 , the second side plate 32 is provided with two symmetrically arranged protruding parts 33, that is, the second side plate 32 is in a "convex" shape structure, the arc surface 6 is located at the bottom of the second side plate 32 and extends to the protruding part 33, and the first side plate 31 and the second side plate 32 are respectively located above the two protruding parts 33; the limiting plate 2 is two, and the two limiting plates 2 are respectively arranged close to the first side plate 31 and the third side plate 41. The first side plate 31 and the third side plate 41 are used to connect the two second side plates 32, so that the tooling body 1 forms a stable quadrangular column structure; and the two limiting plates 2, the first side plate 31, the two second side plates 32 and the third side plate 41 cooperatively enclose a hollow cavity 5 which is closed in four directions, so as to avoid the leakage of gypsum when filling the gypsum into the hollow cavity 5.

[0036] In the above, since the arc surface 6 is located on the second side plate 32, one arc surface 6 corresponds to one outer diameter of the corrugated roller, so that the second side plate 32 is a special component and the first side plate 31 and the third side plate 41 are general components. In actual use, only different second side plates 32 need to be processed, and various specifications of the second side plates 32 can be matched with the general components to form the tooling body 1, so as to realize the tooth shape molding of different corrugated rollers, and the applicability is wide. Compared with the above embodiment, the materials for manufacturing the tooling body 1 can be reduced, and the space required for storing the tooling body 1 is small.

[0037] In a preferred embodiment, referring to Figure 7 , 8The first side plate 31 is provided with two symmetrically arranged first positioning strips 34 extending along the height direction thereof, and the second side plate 32 is provided with first positioning grooves 35 abutting against the first positioning strips 34; the third side plate 41 is provided with two symmetrically arranged second positioning strips 42 extending along the height direction thereof, and the second side plate 32 is provided with second positioning grooves 36 abutting against the second positioning strips 42. Through the above arrangement, during assembly, the first positioning strips 34 and the first positioning grooves 35 abut against each other, and the second positioning strips 42 and the second positioning grooves 36 abut against each other, so that the first side plate 31, the second side plate 32 and the third side plate 41 can be quickly aligned and installed, and the assembly efficiency is further improved.

[0038] It can be understood that, for those skilled in the art, equivalent replacements or changes can be made according to the technical scheme and the inventive concept of the utility model, and all these changes or replacements shall belong to the protection scope of the claims attached to the utility model.

Claims

1. An easy-release overmolding tool, characterized by The tool body includes a first splicing block and a second splicing block, the first splicing block and the second splicing block cooperate to form a hollow cavity, the bottom of the first splicing block is provided with an arc surface, the arc surface is matched with the outer diameter of the corrugated roller, the limiting plate is connected with the second splicing block and the first splicing block through screws, the second splicing block is located between the first splicing block and the limiting plate, the bottom of the limiting plate extends below the arc surface, and the limiting plate is used for limiting the placement position of the tool body.

2. The demoldable overmold tooling of claim 1, wherein, The tool body is a column structure, and the second splicing block is a plane structure.

3. The demoldable overmold tooling of claim 1, wherein, The limiting plate is provided with a waist hole extending along the height direction of the limiting plate, and the waist hole is connected with the first splicing block and the second splicing block through screws.

4. The demoldable overmold tooling of claim 1, wherein, The first splicing block includes a first side plate and two second side plates spliced into a U-shaped structure, the two second side plates are arranged in parallel, the second splicing block includes a third side plate, and the third side plate is parallel to the first side plate.

5. The demoldable overmold tooling of claim 4, wherein, The arc surface extends to the bottom of the third side plate.

6. The demoldable overmold tooling of claim 4, wherein, The second side plate is provided with two symmetrically arranged protruding portions, the arc surface is located at the bottom of the second side plate and extends to the protruding portions, the first side plate and the second side plate are located above the two protruding portions respectively, and the limiting plate is two, and the two limiting plates are arranged close to the first side plate and the third side plate respectively.

7. The demoldable overmold tooling of claim 4, wherein, The first side plate is provided with two symmetrically arranged first positioning strips extending along the height direction of the first side plate, the second side plate is provided with a first positioning groove abutting against the first positioning strips, the third side plate is provided with two symmetrically arranged second positioning strips extending along the height direction of the third side plate, and the second side plate is provided with a second positioning groove abutting against the second positioning strips. The first side plate is provided with two symmetrically arranged first positioning strips extending along the height direction of the first side plate, the second side plate is provided with a first positioning groove abutting against the first positioning strips, the third side plate is provided with two symmetrically arranged second positioning strips extending along the height direction of the third side plate, and the second side plate is provided with a second positioning groove abutting against the second positioning strips.

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