CN209552410U - Engineering plastics tubing outer layer extrusion die - Google Patents

Abstract

The utility model discloses engineering plastics tubing outer layer extrusion dies, mold, the mold is equipped with arrival end, and arrival end is equipped with locating slot, the locating slot internal activity is connected with porous plate, the arrival end internal symmetry is equipped with multiple clamping apparatus, and multiple clamping apparatus output ends are flexibly connected with porous plate, the clamping apparatus includes clamping bar, baffle, first wedge type block, buffer spring, limited block, impeller and locating piece, the mold internal symmetry is equipped with multiple clamping grooves, multiple limiting slots are equipped on the outside of the porous plate, one end of the clamping bar is movably connected in inside limiting slot, and the other end for being clamped bar is fixedly connected by baffle with the first wedge type block, the baffle and the first wedge type block are slidably connected inside clamping groove, this engineering plastics tubing outer layer extrusion die, it is more to realize The quick detachable maintaining of orifice plate, improves work efficiency, while improving engineering plastics tubing formed precision.

Description

Engineering plastics tubing outer layer extrusion die

Technical field

The utility model relates to extrusion die technical fields, specially engineering plastics tubing outer layer extrusion die.

Background technique

Extrusion molding is also known as extrusion molding in plastic processing, squeezes out in machining using hydraulic press pressure in nonrubber in mould The extrusion for having itself claims to extrude, and refers to material by effect between extruder barrel and screw rod, while by thermoplastification, while by screw rod to Preceding push continues through head and a kind of processing method of various cross section articles or semi-products, molding die, also referred to as type is made Mould, according in kind shape and structure in proportion made of mold, so that material is become certain shapes with compacting or the method poured Tool.

Existing extrusion die is when being used for the extrusion molding of engineering plastics tubing, since the porous plate on mold is by material Become moving along a straight line from screw, and porous plate can prevent the plastics not being plasticized and mechanical admixture from entering head mouth, and it is more Orifice plate is easy to make the filter hole on porous plate to generate the phenomenon that blocking, it is therefore desirable to regularly right during long-time service Porous plate carries out detachable maintaining, and existing porous plate is threadedly coupled using multiple bolts with mold during installation, and then is led It is more difficult in cause disassembly process, for this purpose, it is proposed that engineering plastics tubing outer layer extrusion die.

Utility model content

The purpose of this utility model is to provide engineering plastics tubing outer layer extrusion dies, to solve in above-mentioned background technique The problem of proposition.

To achieve the above object, the utility model provides the following technical solutions: engineering plastics tubing outer layer extrusion die, packet Mold is included, the mold is equipped with arrival end, and arrival end is equipped with locating slot, and the locating slot internal activity is connected with Porous plate, the arrival end internal symmetry is equipped with multiple clamping apparatus, and multiple clamping apparatus output ends are movable with porous plate Connection, the clamping apparatus include clamping bar, baffle, the first wedge type block, buffer spring, limited block, impeller and locating piece, institute Mold internal symmetry is stated equipped with multiple clamping grooves, the porous plate outside is equipped with multiple limiting slots, one end of the clamping bar Be movably connected in inside limiting slot, and be clamped bar the other end be fixedly connected by baffle with the first wedge type block, the baffle and First wedge type block is slidably connected inside clamping groove, and the buffer spring is slidably socketed on the outside of clamping bar, the buffering elastic One end of spring is fixedly connected with baffle, and the other end of the buffer spring is fixedly connected with two limited blocks, and the limited block is solid Surely it is connected to the bottom end inside clamping groove, first wedge type block is flexibly connected far from one end of baffle with impeller, and is pushed Part is movably connected in inside clamping groove, and the impeller output end is flexibly connected with locating piece, and locating piece is movably connected in mould Tool is internal.

Preferably, the impeller includes the second wedge type block, limit plate, connecting rod, catch bar, limit spring and positioning Plate, second wedge type block are contacted with the first wedge type block, and second wedge type block is fixedly connected with the connecting rod by limit plate, and Limit plate and connecting rod are slidably connected inside clamping groove, the one end of the connecting rod far from limit plate and the fixed company of catch bar It connecing, the catch bar is movably connected in inside clamping groove by limit spring, and the positioning plate is fixedly connected at the top of catch bar, The positioning plate is flexibly connected far from one end of catch bar with locating piece.

Preferably, the clamping groove internal symmetry is set there are two fixed block, and two fixed blocks are located at limit plate close to the The side of two wedge type blocks, the limit plate are slidably connected with two fixed blocks respectively.

Preferably, the locating piece includes T-bar, retaining spring and link block, is equipped on the outside of the mold multiple solid Determine slot, the positioning plate is slidably connected inside fixing groove far from one end of catch bar, and one end of the T-bar passes through positioning plate It being slidably connected inside fixing groove, the T-bar is slidably connected with positioning plate, and retaining spring is slidably socketed on the outside of T-bar, One end of the retaining spring is fixedly connected on the bottom end inside fixing groove, and the other end of retaining spring is connect with two respectively Block is slidably connected, and two link blocks are symmetrically fixed on the outside of T-bar, and the link block is slidably connected inside fixing groove.

Preferably, the T-bar is equipped with anti-skid chequer far from the outside of fixing groove one end.

Compared with prior art, the utility model has the beneficial effects that

1, the utility model is adopted when porous plate is when needing dismounting and change to overhaul, and is installed by porous plate and mold With clamping apparatus, porous plate and mold are positioned, to realize the quick detachable maintaining of porous plate, improve work Efficiency, while improving engineering plastics tubing formed precision.

2, the utility model is equipped with anti-skid chequer far from the outside of fixing groove one end by T-bar, to increase rubbing for T-bar Power is wiped, is rotated convenient for T-bar.

Detailed description of the invention

Fig. 1 is the utility model entirety side view cutaway drawing；

Fig. 2 is a-quadrant enlarged drawing in Fig. 1；

Fig. 3 is B area enlarged drawing in Fig. 2；

Fig. 4 is the utility model link block and fixing groove connection relationship diagram；

Fig. 5 is the utility model T-bar connection relationship diagram when being inserted into mold.

In figure: 1- mold；2- arrival end；3- locating slot；4- clamping apparatus；5- porous plate；6- is clamped bar；7- baffle； The first wedge type block of 8-；9- buffer spring；10- limited block；11- impeller；12- locating piece；13- limiting slot；14- clamping groove；15- Second wedge type block；16- limit plate；17- connecting rod；18- catch bar；19- limit spring；20- positioning plate；21- fixed block；22-T Type bar；23- retaining spring；24- link block；25- fixing groove.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: engineering plastics tubing outer layer extrusion die, including Mold 1, the mold 1 is equipped with arrival end 2, and arrival end 2 is equipped with locating slot 3, and 3 internal activity of locating slot connects Be connected to porous plate 5,2 internal symmetry of arrival end is equipped with multiple clamping apparatus 4, and 4 output end of multiple clamping apparatus with it is more Orifice plate 5 be flexibly connected, the clamping apparatus 4 include clamping bar 6, baffle 7, the first wedge type block 8, buffer spring 9, limited block 10, Impeller 11 and locating piece 12,1 internal symmetry of mold are equipped with multiple clamping grooves 14, are equipped on the outside of the porous plate 5 more One end of a limiting slot 13, the clamping bar 6 is movably connected in inside limiting slot 13, and the other end for being clamped bar 6 passes through baffle 7 It is fixedly connected with the first wedge type block 8, the baffle 7 and the first wedge type block 8 are slidably connected inside clamping groove 14, the buffering Spring 9 is slidably socketed in 6 outside of clamping bar, and one end of the buffer spring 9 is fixedly connected with baffle 7, the buffer spring 9 The other end is fixedly connected with two limited blocks 10, and the limited block 10 is fixedly connected on the bottom end inside clamping groove 14, and described The one end of one wedge type block 8 far from baffle 7 is flexibly connected with impeller 11, and impeller 11 is movably connected in inside clamping groove 14, 11 output end of impeller is flexibly connected with locating piece 12, and locating piece 12 is movably connected in mould inside.

The impeller 11 includes the second wedge type block 15, limit plate 16, connecting rod 17, catch bar 18,19 and of limit spring Positioning plate 20, second wedge type block 15 are contacted with the first wedge type block 8, second wedge type block 15 by limit plate 16 with connect Bar 17 is fixedly connected, and limit plate 16 and connecting rod 17 are slidably connected inside clamping groove 14, and the connecting rod 17 is far from limit One end of position plate 16 is fixedly connected with catch bar 18, and the catch bar 18 is movably connected in clamping groove 14 by limit spring 19 Portion, the positioning plate 20 are fixedly connected on 18 top of catch bar, the positioning plate 20 one end and locating piece far from catch bar 18 12 are flexibly connected, and by being equipped with impeller 11, and then realize that porous plate 5 is fixed clamping bar 6.

14 internal symmetry of clamping groove is set there are two fixed block 21, and two fixed blocks 21 are located at limit plate 16 close to the The side of two wedge type blocks 15, the limit plate 16 are slidably connected with two fixed blocks 21 respectively, to realize the second wedge type block 15 It is come into full contact with the first wedge type block 8.

The locating piece 12 includes T-bar 22, retaining spring 23 and link block 24, is equipped on the outside of the mold 1 multiple Fixing groove 25, the positioning plate 20 are slidably connected inside fixing groove 25 far from one end of catch bar 18, and the one of the T-bar 22 End is slidably connected inside fixing groove 25 across positioning plate 20, and the T-bar 22 is slidably connected with positioning plate 20, and retaining spring 23 are slidably socketed in 22 outside of T-bar, and one end of the retaining spring 23 is fixedly connected on the bottom end inside fixing groove 25, and fixed The other end of position spring 23 is slidably connected with two link blocks 24 respectively, and two link blocks 24 are symmetrically fixed on 22 outside of T-bar, The link block 24 is slidably connected inside fixing groove 25, by being equipped with locating piece 12, to realize the positioning of positioning plate 20.

Preferably, the T-bar 22 is equipped with anti-skid chequer far from the outside of 25 one end of fixing groove, to increase T-bar 22 Frictional force rotates convenient for T-bar 22.

Working principle: when in use, porous plate 5 being placed at the locating slot 3 of mold 1, at this point, pushing positioning plate 20, since positioning plate 20 is fixedly connected with connecting rod 17, and connecting rod 17 connects by the way that limit plate 16 and the second wedge type block 15 are fixed It connects, to make the second wedge type block 15 that the first wedge type block 8 be pushed to move down inside clamping groove 14, and the first wedge type block 8 passes through Baffle 7 is fixedly connected with clamping bar 6, to realize that clamping bar 6 is movably connected in inside limiting slot 13, is at this time connected positioning plate 20 It accesses inside fixing groove 25, while T-bar 22 being inserted into inside fixing groove 25, since two connections are symmetrically fixed in 22 outside of T-bar Block 24, turning T-type bar 22 realize that positioning plate 20 is fixed T-bar 22, and then realize under the action of retaining spring 23 The fixation of porous plate 5, when disassembly is desired, turning T-type bar 22, so that positioning plate 20 be made to be detached from fixing groove 25, while first Wedge type block 8 makes to be clamped the disengaging porous plate 5 of bar 6 under the action of buffer spring 9, and then realizes the fast quick-detach of porous plate 5.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. engineering plastics tubing outer layer extrusion die, including mold (1), it is characterised in that: the mold (1) be equipped with into Mouth end (2), and arrival end (2) is equipped with locating slot (3), locating slot (3) internal activity is connected with porous plate (5), described Arrival end (2) internal symmetry is equipped with multiple clamping apparatus (4), and multiple clamping apparatus (4) output end is movable with porous plate (5) Connection, the clamping apparatus (4) include clamping bar (6), baffle (7), the first wedge type block (8), buffer spring (9), limited block (10), impeller (11) and locating piece (12), mold (1) internal symmetry is equipped with multiple clamping grooves (14), described porous Multiple limiting slots (13) are equipped on the outside of plate (5), it is internal that one end of clamping bar (6) is movably connected in limiting slot (13), and blocks The other end of extension bar (6) is fixedly connected by baffle (7) with the first wedge type block (8), the baffle (7) and the first wedge type block (8) It is internal to be slidably connected at clamping groove (14), the buffer spring (9) is slidably socketed on the outside of clamping bar (6), the buffering elastic One end of spring (9) is fixedly connected with baffle (7), and the other end of the buffer spring (9) is fixedly connected with two limited blocks (10), The limited block (10) is fixedly connected on the internal bottom end of clamping groove (14), first wedge type block (8) far from baffle (7) one End is flexibly connected with impeller (11), and impeller (11) is movably connected in clamping groove (14) inside, and the impeller (11) is defeated Outlet is flexibly connected with locating piece (12), and locating piece (12) is movably connected in mould inside.

2. engineering plastics tubing outer layer extrusion die according to claim 1, it is characterised in that: impeller (11) packet Include the second wedge type block (15), limit plate (16), connecting rod (17), catch bar (18), limit spring (19) and positioning plate (20), institute It states the second wedge type block (15) to contact with the first wedge type block (8), second wedge type block (15) passes through limit plate (16) and connecting rod (17) it is fixedly connected, and limit plate (16) and connecting rod (17) are slidably connected at clamping groove (14) inside, the connecting rod (17) one end far from limit plate (16) is fixedly connected with catch bar (18), and the catch bar (18) is living by limit spring (19) The dynamic clamping groove (14) that is connected to is internal, and the positioning plate (20) is fixedly connected at the top of catch bar (18), the positioning plate (20) One end far from catch bar (18) is flexibly connected with locating piece (12).

3. engineering plastics tubing outer layer extrusion die according to claim 1, it is characterised in that: in the clamping groove (14) Portion is symmetrically arranged with two fixed blocks (21), and two fixed blocks (21) are located at the one of limit plate (16) close second wedge type block (15) Side, the limit plate (16) are slidably connected with two fixed blocks (21) respectively.

4. engineering plastics tubing outer layer extrusion die according to claim 2, it is characterised in that: locating piece (12) packet T-bar (22), retaining spring (23) and link block (24) are included, is equipped with multiple fixing grooves (25) on the outside of the mold (1), it is described Positioning plate (20) is slidably connected at fixing groove (25) inside far from the one end of catch bar (18), and one end of the T-bar (22) is worn It crosses positioning plate (20) and is slidably connected at fixing groove (25) inside, the T-bar (22) is slidably connected with positioning plate (20), and positions Spring (23) is slidably socketed on the outside of T-bar (22), and one end of the retaining spring (23) is fixedly connected in fixing groove (25) The bottom end in portion, and the other end of retaining spring (23) is slidably connected with two link blocks (24) respectively, two link blocks (24) are right Title is fixed on the outside of T-bar (22), and it is internal that the link block (24) is slidably connected at fixing groove (25).

5. engineering plastics tubing outer layer extrusion die according to claim 4, it is characterised in that: the T-bar (22) is remote Outside from fixing groove (25) one end is equipped with anti-skid chequer.