CN211616559U - Extrusion die convenient to vary waterstop production model - Google Patents

Abstract

The utility model relates to a waterstop production technical field especially relates to an extrusion tooling convenient to transform waterstop production model. Including mould body (1), be provided with bottom plate extrusion hole (101) in mould body (1), its characterized in that: the bottom plate is extruded hole (101) downside and is provided with dovetail groove (102), install forked tail in dovetail groove (102) and mend piece (2), forked tail inclined plane (201) department that the forked tail mended piece (2) is provided with forked tail screw hole (202), mould body (1) is provided with forked tail through-hole (105) with the coaxial position that forked tail screw hole (202) correspond, forked tail mend piece (2) and is connected with mould body (1) through the bolt that set up in forked tail through-hole (105) and forked tail screw hole (202). Thereby can carry out the convenient dismouting that different shapes forked tail mends the piece with the forked tail mend the piece on the mould body through the screw hole that sets up in forked tail inclined plane department, can realize the extrusion tooling of convenient transform waterstop production model through transform forked tail mends the piece.

Description

Extrusion die convenient to vary waterstop production model

Technical Field

The utility model relates to a waterstop production technical field especially relates to an extrusion tooling convenient to transform waterstop production model.

Background

The rubber waterstop series products are indispensable waterproof materials in building engineering, for example, the rubber products are required to be used in tunnel engineering, reservoir engineering, bridge engineering and the like, and the current production processes are mainly divided into two types, one type is vulcanization compression molding, and the second type is extrusion molding. The rubber extruder is used for installing different extrusion dies to produce the water stop belts with different models, and has the advantages of high production speed, cost saving, labor saving and good appearance. When water stops of different models need to be produced, an extrusion die on an extrusion head needs to be disassembled for replacement, and the extrusion die is heavy, difficult to disassemble and assemble and low in production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides an extrusion tooling convenient to transform waterstop production model, is provided with multiple filling block, transforms extrusion tooling through the filling block of changing the difference and extrudes the shape in hole to can produce the waterstop of different models.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: an extrusion die convenient for changing the production model of a waterstop comprises a die body, wherein a bottom plate extrusion hole is formed in the middle of the die body, a dovetail groove is formed in the lower side of the bottom plate extrusion hole, a dovetail patch block is installed in the dovetail groove, a dovetail threaded hole is formed in the dovetail inclined surface of the dovetail patch block, a dovetail through hole is coaxially formed in the die body and corresponds to the dovetail threaded hole, and the dovetail patch block is connected with the die body through the dovetail through hole and a bolt arranged in the dovetail threaded hole; the utility model discloses a mould, including mould body, fixing frame, trapezoidal groove, pellet or trapezoidal piece, the bottom plate is extruded hole middle part upside and is provided with the dovetail groove, the hole intercommunication is extruded to the long base of dovetail groove downside and bottom plate, one side of mould body is transversely fixed with the mount, the mount is provided with the spliced pole with the position that the dovetail groove corresponds, the trapezoidal inslot is installed pellet or trapezoidal piece of mending, pellet or trapezoidal piece of mending pass through the spliced pole and is connected with the mount, the size of pellet is less than the size in dovetail groove, forms the trapezoidal hole of extruding between pellet and the dovetail groove, the shape and the size of trapezoidal piece with the shape and the size. The dovetail patch can be disassembled and assembled on the die body through the threaded hole formed in the dovetail inclined surface, so that the dovetail patch is convenient to disassemble and assemble; the trapezoidal extrusion holes of the extrusion die are formed by arranging the core blocks in the trapezoidal groove, and the trapezoidal patch blocks can be arranged in the trapezoidal groove when the trapezoidal extrusion holes do not need to be arranged in the extrusion die.

Further optimize this technical scheme, the up end of mould body is provided with the through-hole with the position that corresponds directly over the dovetail groove, go up the through-hole and the up end intercommunication in dovetail groove, the up end of trapezoidal benefit piece is provided with the screw hole, trapezoidal benefit piece is fixed with the mould body through passing the bolt in through-hole and the upper thread hole. The trapezoidal patch can be better combined with the die body, and a gap between the trapezoidal patch and the die body is avoided.

According to the technical scheme, the central shaft of the dovetail groove threaded hole is perpendicular to the upper end face of the dovetail groove, and a process concave platform is coaxially arranged at the position where the dovetail groove threaded hole is connected with the dovetail inclined face and the dovetail groove threaded hole. The arrangement of the process concave station can improve the position precision of the dovetail groove in the machining process and reduce the machining difficulty.

Further optimize this technical scheme, be provided with down the muscle diaphragm orifice in the forked tail mends the piece, muscle diaphragm orifice and bottom plate are extruded the hole intercommunication and are the normal relation down. The transformation of the shape of the extrusion die is realized by replacing dovetail patch blocks with different shapes, and water stop belts with different models can be conveniently produced.

Drawings

Fig. 1 is a schematic view of installation of a dovetail patch and a trapezoidal patch of an extrusion die facilitating conversion of production models of water stops.

Fig. 2 is an installation schematic diagram of an extrusion die convenient for changing the production model of a waterstop after replacing a core block and a dovetail patch.

Fig. 3 is a schematic view of the back structure of an extrusion die facilitating the change of production models of water stops.

In the figure: 1. a mold body; 101. a base plate extrusion hole; 102. a dovetail groove; 103. a trapezoidal groove; 104. an upper through hole; 105. dovetail through holes; 2. dovetail patch; 201. dovetail bevels; 202. dovetail threaded holes; 203. A process concave platform; 204. lower rib plate holes; 3. a core block; 301. a trapezoidal extrusion hole; 4. a trapezoidal patch; 401. An upper threaded hole; 5. a fixed mount; 501. connecting columns; 401. an upper threaded hole; 1031. the long bottom edge.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The specific implementation mode is as follows: with reference to fig. 1-3, an extrusion die convenient for changing the production model of a water stop belt comprises a die body 1, wherein a bottom plate extrusion hole 101 is arranged in the die body 1, and the extrusion die is characterized in that: a dovetail groove 102 is arranged on the lower side of the bottom plate extrusion hole 101, a dovetail patch 2 is installed in the dovetail groove 102, a dovetail threaded hole 202 is formed in a dovetail inclined surface 201 of the dovetail patch 2, a dovetail through hole 105 is coaxially formed in the position, corresponding to the dovetail threaded hole 202, of the die body 1, the dovetail patch 2 is connected with the die body 1 through bolts arranged in the dovetail through hole 105 and the dovetail threaded hole 202, the central axis of the dovetail threaded hole 102 is perpendicular to the upper end surface of the dovetail groove 102, and a process concave table 203 is coaxially arranged at the position, connected with the dovetail inclined surface 201, of the dovetail threaded hole 102 and the dovetail inclined surface 201; the utility model discloses a mould, including mould body 1, mount 5, trapezoidal groove 103, core block 3 or trapezoidal patch 4, the hole 101 intercommunication is extruded to the bottom plate 101 middle part upside is provided with trapezoidal groove 103, the long bottom 1031 of trapezoidal groove 103 downside and the hole 101 intercommunication is extruded to the bottom plate, one side of mould body 1 transversely is fixed with mount 5, the position that mount 5 and trapezoidal groove 103 correspond is provided with spliced pole 501, install core block 3 in the trapezoidal groove 103 or trapezoidal patch 4, core block 3 is connected with mount 5 through spliced pole 501. The size of the core block 3 is smaller than that of the trapezoidal groove 103, a trapezoidal extrusion hole 301 is formed between the core block 3 and the trapezoidal groove 103, and the shape and size of the trapezoidal patch 4 are the same as those of the trapezoidal groove 103. The mould is characterized in that an upper through hole 104 is formed in a position, corresponding to the position right above the trapezoid-shaped groove 103, of the upper end face of the mould body 1, the upper through hole 104 is communicated with the upper end face of the trapezoid-shaped groove 103, an upper threaded hole 401 is formed in the upper end face of the trapezoid-shaped patch 4, and the trapezoid-shaped patch 4 is fixed with the mould body 1 through a bolt penetrating through the upper through hole 104 and the upper threaded hole 401. Dovetail is mended piece 2 and can be the big end surface of up end and little inversion trapezoidally down, and 2 up end of dovetail is mended piece and is constituted the bottom plate with the mould body and extrude the hole, tendon hole 204 under the dovetail is mended piece 2 also can be provided with, tendon hole 204 just is the vertical relation with the bottom plate extrusion hole 101 intercommunication down.

When in use, as described with reference to fig. 1 to 3, when the waterstop extrusion die needs to be provided with one trapezoidal extrusion hole 301, the trapezoidal supplement block 4 can be installed in the corresponding trapezoidal groove 103 without the trapezoidal extrusion hole 301, and the trapezoidal supplement block 4 and the die body 1 are pressed and fixed by the bolt at the upper part; when needs extrude hole 101 downside at extrusion tooling's bottom plate and set up muscle diaphragm orifice 204 down, can change the dovetail 102 that is provided with down muscle diaphragm orifice 204 and mend the piece, can realize mending piece 2 and mould body 1 with the forked tail through the bolt in the forked tail screw hole 202 and compress tightly, mend the piece 2 through the forked tail and can eliminate the forked tail and mend the clearance between piece 2 and the mould body 1 in the slip of forked tail inclined plane 201 department.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (4)

1. The utility model provides an extrusion tooling convenient to vary waterstop production model, includes mould body (1), and mould body (1) middle part is provided with bottom plate extrusion hole (101), its characterized in that: a dovetail groove (102) is formed in the lower side of the bottom plate extrusion hole (101), a dovetail patch (2) is installed in the dovetail groove (102), a dovetail threaded hole (202) is formed in a dovetail inclined surface (201) of the dovetail patch (2), a dovetail through hole (105) is coaxially formed in the position, corresponding to the dovetail threaded hole (202), of the die body (1), and the dovetail patch (2) is connected with the die body (1) through the dovetail through hole (105) and a bolt arranged in the dovetail threaded hole (202); the utility model discloses a mould, including bottom plate extrusion hole (101), mount (5), the position that mount (5) and dovetail groove (103) correspond is provided with spliced pole (501), install pellet (3) or trapezoidal piece (4) of mending in dovetail groove (103), pellet (3) are connected with mount (5) through spliced pole (501), the size of pellet (3) is less than the size of dovetail groove (103), forms trapezoidal extrusion hole (301) between pellet (3) and dovetail groove (103), the shape and the size of trapezoidal piece (4) with the shape and the size of dovetail groove (103) are the same, the long base (1031) of dovetail groove (103) downside extrude hole (103) with the bottom plate, one side of mould body (1) transversely is fixed with mount (5), the mount (5) are provided with spliced pole (501), the size of pellet (3) is less than the size of dovetail groove (103).

2. The extrusion die convenient for changing the production model of the water stop strip according to claim 1, wherein: the mould is characterized in that a through hole (104) is formed in a position, corresponding to the position right above the trapezoidal groove (103), of the upper end face of the mould body (1), the through hole (104) is communicated with the upper end face of the trapezoidal groove (103), an upper threaded hole (401) is formed in the upper end face of the trapezoidal patch (4), and the trapezoidal patch (4) is fixed with the mould body (1) through a bolt penetrating through the through hole (104) and the upper threaded hole (401).

3. The extrusion die convenient for changing the production model of the water stop strip according to claim 1, wherein: the center axis of the threaded hole of the dovetail groove (102) is vertical to the upper end face of the dovetail groove (102), and a process concave platform (203) is coaxially arranged at the part where the threaded hole of the dovetail groove (102) is connected with the dovetail inclined plane (201) and the threaded hole of the dovetail groove (102).

4. The extrusion die convenient for changing the production model of the water stop strip according to claim 1, wherein: be provided with down muscle diaphragm orifice (204) in forked tail patch (2), muscle diaphragm orifice (204) down extrude hole (101) intercommunication and be the normal relation with the bottom plate.

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