CN213797587U - Plastic mold for electric appliance box cover - Google Patents

Abstract

The utility model relates to a plastic mold technical field just discloses an electrical apparatus lid plastic mold, be two including quantity perpendicular storehouse, two perpendicular bottom fixedly connected with horizontal storehouse in storehouse, the top fixedly connected with in horizontal storehouse and two erect fixed connection's die block, two between the relative one side in storehouse the equal fixedly connected with motor of interior roof of perpendicular storehouse, two the equal fixedly connected with screw rod of output shaft of motor, two the equal threaded connection in the outside of screw rod has the loop bar, two the first extrusion ball of the equal fixedly connected with in bottom of loop bar. This electrical apparatus lid plastic mold through the starter motor reversal, loop bar upward movement, first extrusion piece is no longer extrudeed the motion piece, because the reaction force of coupling spring, the motion piece can reset, and simultaneously, second extrusion ball is no longer spacing to the movable block, because the reaction force of stabilizing spring, the movable block can drive the piston board and reset, conveniently carries out subsequent processing.

Description

Plastic mold for electric appliance box cover

Technical Field

The utility model relates to a plastic mold technical field specifically is an electrical apparatus lid plastic mold.

Background

The plastic mould is a tool which is matched with a plastic forming machine in the plastic processing industry and endows a plastic product with complete configuration and accurate size.

The existing electric appliance box cover needs to be processed and formed by using a corresponding matched plastic mould during production and processing, the existing demoulding structure for the plastic mould is used for ejecting a processed product out of the mould through a spring and an ejector rod, the product is easy to bounce and fly, meanwhile, the ejector rod is communicated with the bottom of the mould, so that redundant corner materials are generated at the bottom of the product, the product quality is influenced, and therefore, the plastic mould for the electric appliance box cover is provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an electrical apparatus lid plastic mold possesses advantages such as convenient drawing of patterns, has solved present demoulding structure for plastic mold and has often passed through the ejecting mould of spring and ejector pin with the product that has processed, easily causes the product bullet to fly, and ejector pin and mould bottom intercommunication cause the unnecessary angle material to appear in the product bottom simultaneously, influence product quality's problem.

(II) technical scheme

In order to realize the purpose of convenient demoulding, the utility model provides a following technical scheme: a plastic die of an electric appliance box cover comprises two vertical bins, wherein the bottoms of the two vertical bins are fixedly connected with a transverse bin, the top of the transverse bin is fixedly connected with a bottom die fixedly connected with one side opposite to the two vertical bins, the inner top walls of the two vertical bins are fixedly connected with motors, the output shafts of the two motors are fixedly connected with screw rods, the outer sides of the two screw rods are respectively connected with a sleeve rod in a threaded manner, the bottoms of the two sleeve rods are respectively fixedly connected with a first extrusion ball, the inner top walls of the transverse bin are fixedly connected with four fixed blocks, connecting springs are respectively fixedly connected between one sides opposite to the two fixed blocks on the left side and between one sides opposite to the two fixed blocks on the right side, the bottoms of the two fixed blocks on the outer side are respectively fixedly connected with a motion block, and one side opposite to the two motion blocks is respectively fixedly connected with a connecting rod, two the equal fixedly connected with second extrusion ball in one side that the connecting rod is relative, the interior roof swing joint in horizontal storehouse has one end to run through and extend to the inside movable block of die block, the top fixedly connected with of movable block is located the inside piston plate of die block, the spread groove has been seted up to the bottom of movable block, the interior roof fixedly connected with quantity of spread groove be two and with the interior diapire fixed connection's in horizontal storehouse stable assembly.

Preferably, the bottoms of the vertical bins are communicated with the top of the transverse bin, and the outer side of the piston plate is fixedly connected with a sealing ring attached to the inner peripheral wall of the bottom die.

Preferably, the top of the loop bar is provided with a thread groove, and the thread groove is in threaded connection with the screw rod.

Preferably, the equal fixedly connected with sliding block in the left and right sides of loop bar, erect the left and right sides inner wall in storehouse and all seted up the sliding tray with sliding block sliding connection.

Preferably, the two motion blocks have the same size, the two opposite sides of the motion blocks are inclined planes, the bottom of each motion block is fixedly connected with a sliding block, and the inner bottom wall of the transverse bin is fixedly connected with a sliding rail in sliding connection with the sliding block.

Preferably, the stabilizing assembly consists of a stabilizing spring and a stabilizing telescopic rod, and the left side and the right side of the bottom of the movable block are inclined planes.

(III) advantageous effects

Compared with the prior art, the utility model provides an electrical apparatus lid plastic mold possesses following beneficial effect:

the plastic die of the electric appliance box cover is characterized in that an output shaft of a motor drives a screw rod to rotate by starting a motor, two loop bars drive two first extrusion balls at the bottom of the loop bars to extrude inclined planes of two motion blocks by arranging a sliding block and a sliding groove, the two motion blocks are extruded to move towards one opposite side, a connecting spring is extruded, the two motion blocks drive two second extrusion blocks to extrude the inclined planes at the left side and the right side of the bottom of the motion block to move upwards, the motion block drives a piston plate to move upwards to directly eject a formed material, after demolding is completed, the motor rotates reversely, the loop bars move upwards, the first extrusion blocks do not extrude the motion blocks any more, the motion blocks can reset due to the reaction force of the connecting spring, meanwhile, the second extrusion balls do not limit the motion blocks any more, and the motion blocks can drive the piston plate to reset due to the reaction force of a stabilizing spring, the subsequent processing is convenient to carry out.

Drawings

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

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.

In the figure: the device comprises a vertical bin 1, a loop bar 2, a motion block 3, a horizontal bin 4, a connecting bar 5, a connecting spring 6, a fixed block 7, a first extrusion ball 8, a screw rod 9, a piston plate 10, a bottom die 11, a motor 12, a movable block 13, a second extrusion ball 14, a stabilizing component 15 and a connecting groove 16.

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.

Referring to fig. 1-2, a plastic mold for an electrical appliance box cover comprises two vertical bins 1, a horizontal bin 4 fixedly connected to the bottoms of the two vertical bins 1, a bottom mold 11 fixedly connected to one side of the horizontal bin 4 opposite to the two vertical bins 1, motors 12 fixedly connected to the inner top walls of the two vertical bins 1, screws 9 fixedly connected to the output shafts of the motors 12, a loop bar 2 in threaded connection with the outer sides of the screws 9, a threaded groove formed in the top of the loop bar 2, and a sliding block in threaded connection with the screw 9, a sliding groove in sliding connection with the sliding block formed in the inner wall of each of the left and right sides of the vertical bin 1, a first extrusion ball 8 fixedly connected to the bottoms of the two loop bars 2, and four fixing blocks 7 fixedly connected to the inner top wall of the horizontal bin 4, a connecting spring 6 is fixedly connected between opposite sides of two fixed blocks 7 on the left side and between opposite sides of two fixed blocks 7 on the right side, the bottoms of the two fixed blocks 7 on the outer side are fixedly connected with moving blocks 3, the opposite sides of the two moving blocks 3 are inclined planes, the bottom of the moving block 3 is fixedly connected with a sliding block, the inner bottom wall of the transverse bin 4 is fixedly connected with a sliding rail which is in sliding connection with the sliding block, the opposite sides of the two moving blocks 3 are fixedly connected with connecting rods 5, the opposite sides of the two connecting rods 5 are fixedly connected with second extrusion balls 14, the inner top wall of the transverse bin 4 is movably connected with a moving block 13, one end of the moving block 13 penetrates through and extends to the inside of the bottom die 11, the left side and the right side of the bottom of the moving block 13 are inclined planes, the top of the moving block 13 is fixedly connected with a piston plate 10 which is positioned inside the bottom die 11, and the outer side of the piston plate 10 is fixedly connected with a sealing ring which is attached to the inner peripheral wall of the bottom die 11, connecting groove 16 has been seted up to the bottom of movable block 13, and the interior roof fixedly connected with quantity of connecting groove 16 be two and with horizontal storehouse 4 inner bottom wall fixed connection's stable subassembly 15, and stable subassembly 15 comprises stabilizing spring and stable telescopic link, and the electrical components that appear herein all is connected with external master controller and power electricity, and the master controller is the conventional controlgear that the public knows among the prior art, and prior art's electricity is connected and is not repeated herein.

In conclusion, in the plastic mold for an electrical appliance box cover, by starting the motor 12, the output shaft of the motor 12 drives the screw rod 9 to rotate, by arranging the sliding block and the sliding groove, the two loop bars 2 drive the two first extrusion balls 8 at the bottoms of the two loop bars to extrude the inclined planes of the two motion blocks 3, the two motion blocks 3 are extruded to move towards the opposite side, the connecting spring 6 is extruded, meanwhile, the two motion blocks 3 drive the two second extrusion blocks 14 to extrude the inclined planes at the left side and the right side of the bottom of the movable block 13 to move upwards, the movable block 13 drives the piston plate 10 to move upwards to directly eject the formed material, after demolding is completed, the motor 12 rotates reversely, the loop bars 2 move upwards, the first extrusion blocks 8 do not extrude the motion blocks 3 any more, due to the reactive force of the connecting spring 6, the motion blocks 3 can reset, and meanwhile, the second extrusion balls 14 do not limit the movable block 13 any more, because the reaction force of stabilizing the spring, movable block 13 can drive piston plate 10 and reset, conveniently carries out follow-up processing, has solved present demoulding structure for the plastic mold often through the ejecting mould of spring and ejector pin with the product that has processed, easily causes the product bullet to fly, and ejector pin and mould bottom intercommunication cause the unnecessary angle material to appear in the product bottom simultaneously, influence product quality's problem.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 (6)

1. The utility model provides an electrical apparatus lid plastic mold, is perpendicular storehouse (1) including quantity two, its characterized in that: the bottom of the two vertical bins (1) is fixedly connected with a horizontal bin (4), the top of the horizontal bin (4) is fixedly connected with a bottom die (11) fixedly connected with one side opposite to the two vertical bins (1), the inner top wall of the two vertical bins (1) is fixedly connected with a motor (12), the output shafts of the two motors (12) are fixedly connected with screw rods (9), the outer sides of the two screw rods (9) are respectively and fixedly connected with a loop bar (2), the bottoms of the two loop bars (2) are respectively and fixedly connected with a first extrusion ball (8), the inner top wall of the horizontal bin (4) is fixedly connected with four fixed blocks (7), the left side two sides opposite to the fixed blocks (7) and the right side opposite to the two fixed blocks (7) are respectively and fixedly connected with a connecting spring (6), the outer sides two sides of the bottom of the fixed blocks (7) are respectively and fixedly connected with a motion block (3), two equal fixedly connected with connecting rod (5) in one side that motion block (3) is relative, two equal fixedly connected with second extrusion ball (14) in one side that connecting rod (5) is relative, the interior roof swing joint in horizontal storehouse (4) has one end to run through and extend to the inside movable block (13) of die block (11), the top fixedly connected with of movable block (13) is located piston plate (10) of die block (11) inside, spread groove (16) have been seted up to the bottom of movable block (13), the interior roof fixedly connected with quantity of spread groove (16) be two and with interior bottom wall fixed connection's in horizontal storehouse (4) stabilizing component (15).

2. The plastic mold for electric appliance box cover according to claim 1, wherein: two the bottom in perpendicular storehouse (1) all communicates with the top in horizontal storehouse (4), the outside fixedly connected with of piston board (10) and the sealing washer of the interior perisporium laminating of die block (11).

3. The plastic mold for electric appliance box cover according to claim 1, wherein: the top of the loop bar (2) is provided with a thread groove, and the thread groove is in threaded connection with the screw rod (9).

4. The plastic mold for electric appliance box cover according to claim 1, wherein: the equal fixedly connected with sliding block in both sides about loop bar (2), erect the left and right sides inner wall in storehouse (1) and all set up the sliding tray with sliding block sliding connection.

5. The plastic mold for electric appliance box cover according to claim 1, wherein: the two motion blocks (3) are the same in size, the two sides which are away from each other are inclined planes, the bottom of each motion block (3) is fixedly connected with a sliding block, and the inner bottom wall of each transverse bin (4) is fixedly connected with a sliding rail which is connected with the sliding block in a sliding mode.

6. The plastic mold for electric appliance box cover according to claim 1, wherein: the stabilizing assembly (15) is composed of a stabilizing spring and a stabilizing telescopic rod, and the left side and the right side of the bottom of the movable block (13) are inclined planes.

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