CN214926631U - Multifunctional upper and lower cover plastic mold convenient to lubricate - Google Patents

Abstract

The utility model discloses a multifunctional upper and lower cover plastic mold convenient for lubrication, which comprises an upper mold shell, wherein the middle part of the upper mold shell is provided with a glue injection hole; the lower die shell is arranged below the upper die shell, and a plastic cavity is arranged inside the lower die shell; the discharge hole is formed in the plastic cavity; the ejection plate is installed inside the discharge hole, an ejection screw is installed below the ejection plate, a discharge handle is arranged below the ejection screw, and a groove is formed in the joint of the ejection screw and the lower die shell. This multi-functional lubricated upper and lower lid plastic mould of being convenient for compares with current device, and the liftout board of setting, the accessible are twisted and are moved the liftout screw rod and upwards remove to can carry out the drawing of patterns with the work piece after the shaping, and the cooling lubrication hole that sets up in the plastic cavity can inwards let in cold water or lubricated liquid, carries out cooling lubrication to the plastic cavity, thereby reduces the cool time of work piece.

Description

Multifunctional upper and lower cover plastic mold convenient to lubricate

Technical Field

The utility model relates to a plastic mould technical field specifically is a lubricated upper and lower cover plastic mould of multi-functional being convenient for.

Background

The plastic mold is a short name for a combined mold used for compression molding, extrusion molding, injection, blow molding and low-foaming molding. The coordination change of the male die, the female die and the auxiliary forming system of the die can process a series of plastic parts with different shapes and sizes.

The existing plastic mold is not provided with an auxiliary demolding structure, manual demolding is needed during demolding, workpieces can be deformed due to uneven stress, demolding efficiency is low, and therefore the multifunctional upper and lower cover plastic mold convenient to lubricate is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional lubricated upper and lower lid plastic mould of being convenient for to propose in solving above-mentioned background art because plastic mould does not have supplementary demoulding structure, need carry out manual drawing of patterns during the drawing of patterns, because the atress is uneven, can lead to the work piece to warp, the lower problem of drawing of patterns efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multi-functional lubricated upper and lower lid plastic mould of being convenient for, includes:

the middle part of the upper die shell is provided with a glue injection hole;

the lower die shell is arranged below the upper die shell, and a plastic cavity is arranged inside the lower die shell;

the discharge hole is formed in the plastic cavity;

the ejection plate is installed inside the discharge hole, an ejection screw is installed below the ejection plate, an ejection handle is arranged below the ejection screw, a groove is formed in the joint of the ejection screw and the lower die shell, and the ejection screw is in threaded connection with the lower die shell.

Preferably, the ejection screw penetrates through the lower die shell, the ejector plates are matched with the discharge holes in size, two groups of ejector plates are arranged, and the discharge handles are parallel to the ejector plates.

Preferably, the plastic cavity is further provided with:

and the cooling lubrication holes are arranged on the left side and the right side of the plastic cavity in a penetrating manner, and are uniformly distributed along the two sides of the plastic cavity at equal intervals.

Preferably, the upper die housing is further provided with:

and the fixing screws are arranged at the front end and the rear end of the upper surface of the upper die shell, a fixing sleeve is arranged at the joint of the fixing screws and the upper die shell, and the fixing screws penetrate through the inside of the fixing sleeve.

Preferably, the lower mold shell is further provided with:

the sleeve is installed at the front end and the rear end of the upper surface of the lower die shell, the sleeve is matched with the fixed sleeve, and the upper die shell forms a detachable structure through the fixed screw, the fixed sleeve, the sleeve and the lower die shell.

Preferably, the glue injection hole is further provided with:

and the positioning groove is formed in one side of the glue injection hole, the positioning groove is formed in the upper die shell, and a positioning block matched with the positioning groove is fixedly arranged on one side of the plastic cavity.

Preferably, the positioning block is perpendicular to the lower die shell, the height of the positioning block is larger than the thickness of the upper die shell, and the lower die shell forms a detachable structure with the upper die shell through the positioning groove and the positioning block.

Compared with the prior art, the utility model provides a multi-functional lubricated upper and lower cover plastic mould of being convenient for possesses following beneficial effect: this multi-functional lubricated upper and lower lid plastic mould of being convenient for, the kicking plate of setting, the accessible is twisted and is moved the liftout screw rod and upwards remove to can carry out the drawing of patterns with the work piece after the shaping, and the cooling lubrication hole that sets up in the plastic cavity can inwards let in cold water or lubricated liquid, carries out cooling lubrication to the plastic cavity, thereby reduces the cool time of work piece.

1. The utility model can move upwards by screwing the material ejecting screw through the arranged material ejecting plates, so as to demold the formed workpiece, and the two groups of material ejecting plates simultaneously exert forces, thereby avoiding the deformation of the workpiece caused by uneven stress and improving the demolding efficiency;

2. the utility model discloses a locating piece and constant head tank through setting up can directly carry out the compound die with the bed die casing, avoid need make a round trip to compare the position between bed die casing and the bed die casing, solve the problem that traditional bed die need be counterpointed repeatedly, improve the compound die efficiency; the upper die shell and the lower die shell can be fixed through the arranged fixing screws, so that the stability between the upper die shell and the lower die shell is improved;

3. the utility model discloses a cooling lubrication hole that sets up can get into the inside of plastic cavity through cooling lubrication hole with the coolant liquid to carry out cooling to the work piece of moulding plastics, improve shaping efficiency, on the other hand can let in lubricated liquid in to the plastic cavity when the drawing of patterns, supplementary drawing of patterns that carries on.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the lower mold shell according to the present invention;

FIG. 3 is a schematic structural view of the mold closing of the present invention;

fig. 4 is a schematic view of the top view structure of the plastic cavity of the present invention.

In the figure: 1. an upper mold housing; 2. a lower mold housing; 3. a set screw; 4. fixing the sleeve; 5. a plastic cavity; 6. a sleeve; 7. positioning a groove; 8. injecting glue holes; 9. positioning blocks; 10. cooling the lubrication hole; 11. a discharge hole; 12. a material ejecting plate; 13. a groove; 14. a material ejecting screw rod; 15. a discharging handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 4, a multi-functional easy-to-lubricate plastic mold for upper and lower covers comprises: the mold comprises an upper mold shell 1, wherein a glue injection hole 8 is formed in the middle of the upper mold shell 1; the lower die shell 2 is arranged below the upper die shell 1, and a plastic cavity 5 is arranged inside the lower die shell 2; a discharge hole 11 which is arranged inside the plastic cavity 5; the ejection plate 12 is installed inside the discharge hole 11, the ejection screw 14 is installed below the ejection plate 12, the discharge handle 15 is installed below the ejection screw 14, the connection part of the ejection screw 14 and the lower die shell 2 is provided with a groove 13, the ejection screw 14 is in threaded connection with the lower die shell 2, the ejection screw 14 penetrates through the lower die shell 2, the ejection plate 12 is matched with the discharge hole 11 in size, two groups of ejection plates 12 are arranged, the discharge handle 15 and the ejection plate 12 are parallel to each other, the ejection plate 12 is arranged, the ejection screw 14 can be screwed to move upwards, so that a formed workpiece can be demolded, the two groups of ejection plates 12 simultaneously exert force, the workpiece deformation caused by uneven stress is avoided, the demolding efficiency is improved, the cooling lubrication holes 10 penetrate through the left side and the right side of the plastic cavity 5, the cooling lubrication holes 10 are evenly distributed along the two sides of the plastic cavity 5 at equal intervals, through the cooling and lubrication hole 10 that sets up, can get into the inside of plastic cavity 5 with the coolant liquid through cooling and lubrication hole 10 to cooling to the work piece of moulding plastics, improve shaping efficiency, on the other hand when the drawing of patterns, can let in lubricated liquid in to plastic cavity 5, supplementary drawing of patterns.

As shown in fig. 1 and 3, a multi-functional easy-to-lubricate plastic mold for upper and lower covers comprises: the fixed screw 3 is arranged at the front end and the rear end of the upper surface of the upper die shell 1, the fixed sleeve 4 is arranged at the joint of the fixed screw 3 and the upper die shell 1, the fixed screw 3 penetrates through the fixed sleeve 4, the sleeve 6 is arranged at the front end and the rear end of the upper surface of the lower die shell 2, the sleeve 6 is matched with the fixed sleeve 4, the upper die shell 1 forms a detachable structure through the fixed screw 3, the fixed sleeve 4, the sleeve 6 and the lower die shell 2, the cooling lubricating holes 10 are arranged at the left side and the right side of the plastic cavity 5 in a penetrating manner, the cooling lubricating holes 10 are evenly distributed along the two sides of the plastic cavity 5 at equal intervals, through the arranged cooling lubricating holes 10, the cooling liquid can enter the interior of the plastic cavity 5 through the cooling lubricating holes 10, so as to cool the injection molding workpiece and improve the molding efficiency, on the other hand, the lubricating liquid can be introduced into the plastic cavity 5 during demolding, supplementary drawing of patterns, constant head tank 7, it sets up the one side in injecting glue hole 8, constant head tank 7 is seted up on last mould casing 1, the fixed locating piece 9 that matches each other with constant head tank 7 that is equipped with in one side of plastic cavity 5, locating piece 9 and 2 mutually perpendicular of bed die casing, and the highly thickness that is greater than of locating piece 9, bed die casing 2 passes through constant head tank 7, locating piece 9 constitutes detachable construction with last mould casing 1, locating piece 9 and constant head tank 7 through the setting, can directly carry out the compound die with last mould casing 1 and bed die casing 2, avoid need make a round trip to compare the position between last mould casing 1 and the bed die casing 2, the problem that the mould need relapse the counterpoint about the tradition is solved, improve compound die efficiency.

The working principle is as follows: when the multifunctional lubricating plastic mold with the upper cover and the lower cover is used, firstly, the positioning groove 7 on the upper mold shell 1 is sleeved outside the positioning block 9 on the lower mold shell 2, the upper mold shell 1 and the lower mold shell 2 are pressed up and down, and the plastic mold is closed; secondly, screwing the fixing screws 3 in sequence, and penetrating the fixing screws 3 into the sleeve 6 through the fixing sleeve 4 for fixing to avoid the mutual separation of the upper die shell 1 and the lower die shell 2; then, injection molding is carried out in the plastic cavity 5 through the glue injection hole 8, after the injection molding is finished, the molding of the workpiece is waited, and cooling liquid can be introduced into the plastic cavity 5 through the cooling and lubricating holes 10 around the plastic cavity 5 to accelerate the molding of the workpiece; finally, after the workpiece is molded, lubricating liquid is introduced into the plastic cavity 5 through the cooling lubricating hole 10, the upper die shell 1 is disassembled, the discharging handle 15 in the groove 13 below the lower die shell 2 is screwed, the discharging handle 15 drives the ejecting screw 14 to rotate in the lower die shell 2, the ejecting plate 12 moves towards the plastic cavity 5 at the moment, the molded workpiece is pushed upwards, and the demolding is carried out on the molded workpiece, so that the working principle of the multifunctional conveniently-lubricated upper and lower cover plastic die is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a multi-functional lubricated upper and lower lid plastic mould of being convenient for which characterized in that includes:

the mould comprises an upper mould shell (1), wherein the middle part of the upper mould shell (1) is provided with a glue injection hole (8);

the lower die shell (2) is arranged below the upper die shell (1), and a plastic cavity (5) is arranged inside the lower die shell (2);

the discharge hole (11) is formed in the plastic cavity (5);

the ejection plate (12) is installed in the discharge hole (11), an ejection screw (14) is installed below the ejection plate (12), a discharge handle (15) is arranged below the ejection screw (14), a groove (13) is formed in the connection position of the ejection screw (14) and the lower die shell (2), and the ejection screw (14) is in threaded connection with the lower die shell (2).

2. The plastic mold with the multi-functional upper and lower covers convenient for lubrication according to claim 1, wherein the ejector screws (14) penetrate through the lower mold shell (2), the ejector plates (12) are matched with the discharge holes (11) in size, two groups of ejector plates (12) are provided, and the discharge handles (15) and the ejector plates (12) are parallel to each other.

3. The plastic mold with the multi-functional upper and lower covers convenient for lubrication according to claim 1, wherein the plastic cavity (5) is further provided with:

the cooling lubrication holes (10) penetrate through the left side and the right side of the plastic cavity (5), and the cooling lubrication holes (10) are evenly distributed along the two sides of the plastic cavity (5) at equal intervals.

4. The plastic mold with the multi-functional upper and lower covers convenient for lubrication according to claim 1, wherein the upper mold shell (1) is further provided with:

the fixing device comprises fixing screws (3) which are arranged at the front end and the rear end of the upper surface of an upper die shell (1), a fixing sleeve (4) is arranged at the joint of the fixing screws (3) and the upper die shell (1), and the fixing screws (3) penetrate through the fixing sleeve (4).

5. The plastic mold with multi-functional upper and lower covers convenient for lubrication according to claim 4, wherein the lower mold shell (2) is further provided with:

sleeve (6), it is installed both ends around lower mould casing (2) upper surface, sleeve (6) and fixed sleeving (4) match each other, go up mould casing (1) and constitute detachable construction through set screw (3), fixed sleeving (4), sleeve (6) and lower mould casing (2).

6. The plastic mold with the multi-functional upper and lower covers convenient for lubrication according to claim 1, wherein the glue injection hole (8) is further provided with:

and the positioning groove (7) is arranged on one side of the glue injection hole (8), the positioning groove (7) is formed in the upper die shell (1), and a positioning block (9) matched with the positioning groove (7) is fixedly arranged on one side of the plastic cavity (5).

7. The plastic mold with the upper cover and the lower cover convenient to lubricate as claimed in claim 6, wherein the positioning block (9) is perpendicular to the lower mold housing (2), the height of the positioning block (9) is larger than the thickness of the upper mold housing (1), and the lower mold housing (2) and the upper mold housing (1) form a detachable structure through the positioning groove (7), the positioning block (9).

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