CN210436524U

CN210436524U - Adjustable plastic mould

Info

Publication number: CN210436524U
Application number: CN201921263635.5U
Authority: CN
Inventors: 杨伟峰; 俞伟津
Original assignee: Fuzhou Core Precision Mould Co Ltd
Current assignee: Fuzhou Core Precision Mould Co Ltd
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-05-01
Anticipated expiration: 2029-08-06

Abstract

The utility model discloses an adjustable plastic mould, its structure includes the mould, the connecting rod, annotates the material pipe, the bed die, the plasticity groove, the knock-out rod, regulating plate and regulation structure, the utility model discloses a having set up plasticity inslot portion both sides and having set up the regulating plate, and the regulating plate bottom is installed and is adjusted the structure, adjusts the structure and is driven as power by the motor, when needs are adjusted the width in plasticity groove, only need the direction and the live time through the control motor, the motor removes through two regulating plates in transmission box and the telescopic machanism simultaneous control plasticity inslot, adjusts the width in plasticity groove, has reached convenient and quick beneficial effect of adjusting the width in the plasticity groove of plasticity mould.

Description

Adjustable plastic mould

Technical Field

The utility model relates to a plastic mould technical field, concretely relates to adjustable plastic mould.

Background

The mold is various molds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods in industrial production, in short, the mold is a tool for manufacturing molded articles, the plastic mold is a short name of a combined mold for compression molding, extrusion molding, injection, blow molding and low-foaming molding, the coordinated change of a mold convex mold, a female mold and an auxiliary molding system can process a series of plastic parts with different shapes and sizes, the plastic part needs to be plasticized through the plastic mold in the production process of the wood-plastic plank, the width of the plastic mold needs to be adjusted according to the required width of the wood-plastic plank, but the plastic mold in the prior art needs to loosen bolts for fixing the mold blank and the mold core when adjusting the width by arranging the lower mold blank and the mold core into a detachable structure, and then the required mold core is replaced, although the width of the mold core can be adjusted, the operation is complicated and the use is inconvenient.

Disclosure of Invention

Technical problem to be solved

In order to overcome prior art not enough, the adjustable plastic mould has now been proposed, and the plasticity mould of having solved prior art need loosen the bolt of fixed mould embryo and mould benevolence when adjusting the width, then changes required mould benevolence, though the width of adjustable mould benevolence, nevertheless complex operation, awkward problem has reached convenient and quick beneficial effect of adjusting the width in the plasticity groove of plasticity mould.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides an adjustable plastic mould, which comprises an upper mould, a connecting rod, a material injection pipe, a lower mould, a plastic groove, an ejector rod, an adjusting plate and an adjusting structure, wherein the middle part of the top end of the upper mould is mutually welded with the connecting rod, the bottom end of the material injection pipe extends into the upper mould, the lower mould is arranged at the vertical position of the bottom end of the upper mould, the plastic groove is arranged at the middle part of the top end of the lower mould, the ejector rod is arranged at the middle part of the bottom end of the plastic groove, the adjusting plate is arranged at the left side and the right side of the plastic groove, the adjusting structure is arranged in the lower mould, the inner side of the adjusting structure is respectively connected with the two adjusting plates, the adjusting structure consists of a motor, a transmission box, a first telescopic mechanism and a second telescopic mechanism, the motor is arranged at the middle part of the rear end of the transmission box, the inner sides of the first telescopic mechanism and the second telescopic mechanism are fixedly connected with two adjusting plates respectively, and the transmission box is fixed at the rear end of the lower die.

Further, the transmission box comprises box body, first belt pulley, second belt pulley, third belt pulley and fourth belt pulley, the output shaft of motor front end runs through the box body, and sharp first belt pulley of inserting and second belt pulley centre of a circle department, first belt pulley left side is passed through the belt and is connected with third belt pulley rotation each other, the second belt pulley right side is passed through the belt and is connected with fourth belt pulley rotation each other, third belt pulley and fourth belt pulley front end centre of a circle department peg graft each other with first telescopic machanism and second telescopic machanism respectively, the box body front end is through bolt and lower mould looks interlocking fastening decide.

Further, first telescopic machanism comprises axis of rotation, first bevel gear, second bevel gear, screw rod, bearing, axle bed and sleeve pipe, the axis of rotation front end inserts to first bevel gear centre of a circle department, first bevel gear front end and second bevel gear intermeshing, second bevel gear centre of a circle inner wall sets up the internal thread, and the screw rod transversely runs through second bevel gear and the mutual threaded connection of second bevel gear inner wall, the screw rod left end inserts to bearing centre of a circle department, and welds with the regulating plate in the bearing left end outside, the second bevel gear right-hand member supports through the axle bed, and the axle bed is fixed on the bed die inner wall, the screw rod right-hand member runs through the axle bed and stretches into to the intraductal, the sleeve pipe is fixed in the bed die outside.

Furthermore, the outer diameters of the first belt pulley, the second belt pulley, the third belt pulley and the fourth belt pulley are consistent.

Furthermore, both sides and bottom all laminate with the plastic tank inner wall around the regulating plate.

Furthermore, a support bearing is installed in the middle of the rotating shaft, and the support bearing is welded and fixed with the lower template through a straight rod.

Furthermore, a jack is arranged inside the sleeve, and the length of the jack is greater than that of the screw rod.

Further, the motor is a BL60 series motor.

Furthermore, the first bevel gear, the second bevel gear and the screw are all made of tungsten steel.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

for solving prior art's plastic mould when adjusting the width, need loosen the bolt of fixed mould embryo and mould benevolence, then required mould benevolence is changed, although the width of adjustable mould benevolence, but complex operation, awkward problem, the utility model discloses a having set up the inside both sides of plastic groove and having set up the regulating plate, and the regulating plate bottom is installed and is adjusted the structure, adjust the structure and drive as power by the motor, when the width of plastic groove is adjusted to needs, only need through the direction and the live time of control motor, the motor moves through two regulating plates of transmission box and telescopic machanism simultaneous control plastic inslot, adjusts the width in plastic groove, has reached convenient and quick beneficial effect of adjusting the width in plastic groove of plastic mould.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the lower mold structure of the present invention;

FIG. 3 is a top view of the internal structure of the lower mold of the present invention;

FIG. 4 is an enlarged view of a portion of the area A of FIG. 3 according to the present invention;

fig. 5 is a top view of the internal structure of the transmission case of the present invention.

In the figure: the device comprises an upper die-1, a connecting rod-2, a material injection pipe-3, a lower die-4, a plastic groove-5, an ejector rod-6, an adjusting plate-7, an adjusting structure-8, a motor-81, a transmission box-82, a first telescopic mechanism-83, a second telescopic mechanism-84, a box body-821, a first belt pulley-822, a second belt pulley-823, a third belt pulley-824, a fourth belt pulley-825, a rotating shaft-831, a first bevel gear-832, a second bevel gear-833, a screw-834, a bearing-835, a shaft seat-836, a sleeve-837 and a supporting bearing-8311.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides an adjustable plastic mold: comprises an upper die 1, a connecting rod 2, a material injection pipe 3, a lower die 4, a plastic groove 5, an ejector rod 6, an adjusting plate 7 and an adjusting structure 8, wherein the middle part of the top end of the upper die 1 is welded with the connecting rod 2, the bottom end of the material injection pipe 3 extends into the upper die 1, the lower die 4 is arranged at the vertical position of the bottom end of the upper die 1, the plastic groove 5 is arranged at the middle part of the top end of the lower die 4, the ejector rod 6 is arranged at the middle part of the bottom end of the plastic groove 5, the adjusting plate 7 is arranged at the left side and the right side in the plastic groove 5, the adjusting structure 8 is arranged in the lower die 4, the inner side of the adjusting structure 8 is respectively connected with the two adjusting plates 7, the adjusting structure 8 consists of a motor 81, a transmission box 82, a first telescopic mechanism 83 and a second telescopic mechanism 84, the motor 81 is arranged at the middle part of, the inner sides of the first telescopic mechanism 83 and the second telescopic mechanism 84 are fixedly connected with the two adjusting plates 7 respectively, and the transmission box 82 is fixed at the rear end of the lower die 4.

The transmission box 82 is composed of a box body 821, a first belt pulley 822, a second belt pulley 823, a third belt pulley 824 and a fourth belt pulley 825, an output shaft at the front end of the motor 81 penetrates through the box body 821, the output shaft is inserted into the circle centers of the first belt pulley 822 and the second belt pulley 823 in a straight line mode, the left side of the first belt pulley 822 is rotatably connected with the third belt pulley 824 through a belt, the right side of the second belt pulley 823 is rotatably connected with the fourth belt pulley 825 through a belt, the circle centers of the front ends of the third belt pulley 824 and the fourth belt pulley 825 are respectively and mutually inserted into the first telescopic mechanism 83 and the second telescopic mechanism 84, and the front end of the box body 821 is mutually locked and fixed with the lower die 4 through bolts.

The first telescopic mechanism 83 is composed of a rotating shaft 831, a first bevel gear 832, a second bevel gear 833, a screw 834, a bearing 835, a shaft seat 836 and a sleeve 837, the front end of the rotating shaft 831 is inserted into the center of the first bevel gear 832, the front end of the first bevel gear 832 is engaged with the second bevel gear 833, the inner wall of the center of the second bevel gear 833 is provided with internal threads, the screw 834 transversely penetrates through the inner wall of the second bevel gear 833 and the inner wall of the second bevel gear 833 to be connected with each other in a threaded manner, the left end of the screw 834 is inserted into the center of the bearing 835, the outer side of the left end of the bearing 835 is welded with an adjusting plate 7, the right end of the second bevel gear 833 is supported through the shaft seat 836, the shaft seat 836 is fixed on the inner wall of the lower mold 4, the screw 834 penetrates through the shaft seat.

The outer diameters of the first belt pulley 822, the second belt pulley 823, the third belt pulley 824 and the fourth belt pulley 825 are the same, so that the third belt pulley 824 and the fourth belt pulley 825 respectively drive the rotating shafts 831 in the first telescopic mechanism 83 and the second telescopic mechanism 84 to rotate at the same speed, and the two adjusting plates 7 are further controlled to move equidistantly.

Wherein, both sides and bottom all laminate with plastic groove 5 inner wall around the regulating plate 7, are favorable to making regulating plate 7 along plastic groove 5 inner wall parallel translation, and restrict the rotation of regulating plate 7, avoid regulating plate 7 to follow screw 834 and rotate.

Wherein, a support bearing 8311 of axis of rotation 831 mid-mounting, and this support bearing 8311 carries out welded fastening through straight-bar and lower bolster, is favorable to supporting axis of rotation 831 through support bearing 8311.

Wherein, the inside jack that is provided with of sleeve pipe 837, and this jack length is greater than the length of screw 834, is favorable to making screw 834 follow this jack horizontal slip, supports screw 834.

The motor 81 adopts a BL60 series motor, so that the working noise is low, the service life is long, and the motor is not easy to damage.

The first bevel gear 832, the second bevel gear 833 and the screw 834 are all made of tungsten steel.

Learn according to the upper table the utility model discloses the material of first bevel gear 832, second bevel gear 833 and screw 834 all adopts the tungsten steel, has the hardness height, not fragile advantage.

In general machinery, the angle of intersection between two shafts of the bevel gear is equal to 90 degrees, the bevel gear is similar to a cylindrical gear and comprises a reference cone, an addendum cone, a dedendum cone and a base cone, the cone is provided with a large end and a small end, and circles corresponding to the large end are respectively called a reference circle, an addendum circle, a dedendum circle and a base circle.

The working principle is as follows: before the injection mold is used, firstly, the injection mold is required to be installed, a connecting rod 2 at the top end of an upper mold 1 is connected with a cylinder of external shaping equipment, a material injection pipe 3 is connected with an external material injection pipeline, a lower mold 4 is installed on the external shaping equipment at the vertical position of the upper mold 1, then a motor 81 is connected with external control equipment, when the injection mold is used, the external cylinder is controlled to press the upper mold 1 downwards through the connecting rod 2, the upper mold 1 covers the upper mold 4 and the lower mold 4, then injection molding raw materials are injected into a plastic groove 5 through the material injection pipe 3, after the injection molding raw materials are fixedly molded, the upper mold 1 is controlled to move upwards, an ejection rod 6 is controlled through an ejection mechanism at the bottom end of the lower mold 4 to eject an object after the plastic is completed, the plastic of the object is completed, and the mold is provided with an adjusting plate 7 and an adjusting structure 8, when the width of the plastic object is required to, the power is supplied and a control instruction is sent by external control equipment, the control motor 81 generates power to drive the circle centers of the first belt pulley 822 and the second belt pulley 823 to rotate through the output shaft, the first belt pulley 822 and the second belt pulley 823 respectively drive the third belt pulley 824 and the fourth belt pulley 825 to rotate through belts, the third belt pulley 824 and the fourth belt pulley 825 respectively drive the circle centers of the rear ends of the rotating shafts 831 of the first telescopic mechanism 83 and the second telescopic mechanism 84 to rotate, the rotating shafts 831 drive the circle centers of the first bevel gear 832 to rotate, the first bevel gear 832 drives the second bevel gear 833 to rotate through meshing between gears, and conversion of the rotating angle is formed, because the inner wall of the second bevel gear 833 is in threaded connection with the screw 834 through threads, the screw 833 is driven to move along the jack in the sleeve 837 when the second bevel gear rotates, and because the front side, the rear side and the bottom end of the adjusting plate 7 are both attached to the inner wall of, make regulating plate 7 along 5 inner wall parallel translation in plasticity groove, and restrict the rotation of regulating plate 7, avoid regulating plate 7 to follow screw 834 and rotate, screw 834 drives regulating plate 7 through bearing 835 and removes, and the displacement distance through control regulating plate 7 is adjusted the width in plasticity groove 5, has reached convenient and quick beneficial effect who adjusts the width in plasticity groove of plasticity mould.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An adjustable plastic mold comprises an upper mold (1), a connecting rod (2), a material injection pipe (3), a lower mold (4), a plastic groove (5) and an ejector rod (6), wherein the middle part of the top end of the upper mold (1) is welded with the connecting rod (2), the bottom end of the material injection pipe (3) extends into the upper mold (1), the lower mold (4) is arranged at the vertical position of the bottom end of the upper mold (1), the plastic groove (5) is formed in the middle part of the top end of the lower mold (4), and the ejector rod (6) is installed in the middle part of the bottom end of the plastic groove (5);

the method is characterized in that: the plastic groove is characterized by further comprising an adjusting plate (7) and an adjusting structure (8), the adjusting plate (7) is installed on the left side and the right side inside the plastic groove (5), the adjusting structure (8) is installed inside the lower die (4), the inner side of the adjusting structure (8) is respectively connected with two adjusting plates (7), the adjusting structure (8) is composed of a motor (81), a transmission box (82), a first telescopic mechanism (83) and a second telescopic mechanism (84), the motor (81) is arranged in the middle of the rear end of the transmission box (82), the left side and the right side of the front end of the transmission box (82) are respectively provided with a first telescopic mechanism (83) and a second telescopic mechanism (84), the inner sides of the first telescopic mechanism (83) and the second telescopic mechanism (84) are fixedly connected with two adjusting plates (7) respectively, and the transmission box (82) is fixed at the rear end of the lower die (4).

2. The adjustable plastic mold of claim 1, wherein: the transmission box (82) comprises box body (821), first belt pulley (822), second belt pulley (823), third belt pulley (824) and fourth belt pulley (825), the output shaft of motor (81) front end runs through box body (821), and sharp first belt pulley (822) and second belt pulley (823) centre of a circle department of inserting, first belt pulley (822) left side is passed through the belt and is connected with third belt pulley (824) rotation each other, second belt pulley (823) right side is passed through the belt and is connected with fourth belt pulley (825) rotation each other, third belt pulley (824) and fourth belt pulley (825) front end centre of a circle department respectively with first telescopic machanism (83) and second telescopic machanism (84) peg graft each other, box body (821) front end is fixed through bolt and lower mould (4) locking each other.

3. The adjustable plastic mold of claim 1, wherein: the first telescopic mechanism (83) consists of a rotating shaft (831), a first bevel gear (832), a second bevel gear (833), a screw (834), a bearing (835), a shaft seat (836) and a sleeve (837), wherein the front end of the rotating shaft (831) is inserted into the circle center of the first bevel gear (832), the front end of the first bevel gear (832) is meshed with the second bevel gear (833), the inner wall of the circle center of the second bevel gear (833) is provided with internal threads, the screw (834) transversely penetrates through the second bevel gear (833) and is in threaded connection with the inner wall of the second bevel gear (833), the left end of the screw (834) is inserted into the circle center of the bearing (835), the outer side of the left end of the bearing (835) is welded with an adjusting plate (7), the right end of the second bevel gear (833) is supported through the shaft seat (836), the shaft seat (836) is fixed on the inner wall of the lower die (4), and the right end of the screw (834) penetrates through the shaft seat, the sleeve (837) is fixed on the outer side of the lower die (4).

4. The adjustable plastic mold of claim 2, wherein: the first belt pulley (822), the second belt pulley (823), the third belt pulley (824) and the fourth belt pulley (825) are consistent in outer diameter.

5. The adjustable plastic mold of claim 1, wherein: both sides and bottom all laminate with plasticity groove (5) inner wall around regulating plate (7).

6. The adjustable plastic mold of claim 3, wherein: a supporting bearing (8311) is installed in the middle of the rotating shaft (831), and the supporting bearing (8311) is fixedly welded with the lower template through a straight rod.

7. The adjustable plastic mold of claim 3, wherein: a jack is arranged inside the sleeve (837), and the length of the jack is greater than that of the screw (834).