CN213919366U

CN213919366U - Logistics turnover box mold with pull rod driven push plate automatic demolding mechanism

Info

Publication number: CN213919366U
Application number: CN202022217053.2U
Authority: CN
Inventors: 柯智云; 阮礼闻; 顾海根; 梁陈辉; 丁峰; 陈徐胜
Original assignee: Taizhou Huangyan Zhiwei Mould Co ltd
Current assignee: Taizhou Huangyan Zhiwei Mould Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-08-10
Anticipated expiration: 2030-09-30

Abstract

The utility model provides a commodity circulation turnover case mould with pull rod drives automatic demoulding mechanism of push pedal belongs to mould technical field. The injection molding device comprises an upper die and a lower die, wherein a side molding die is further arranged between the upper die and the lower die, the upper die, the side molding die and the lower die are combined to form a molding cavity, a top plate is further arranged at the top of the upper die, an X-type multi-point injection molding assembly is arranged between the top plate and the upper die, and an injection molding opening connected with the X-type multi-point injection molding assembly is formed in the top plate. The external compression molding machine of mouth of moulding plastics, the compression molding machine can be impressed the liquid of moulding plastics to X type multiple spot subassembly of moulding plastics through the mouth of moulding plastics in, and X type multiple spot subassembly of moulding plastics is the synchronous injection moulding intracavity of the point position of moulding plastics of X type through a plurality of links to each other after shunting the liquid of moulding plastics, can effectively improve the efficiency of moulding plastics, prevents that the liquid of moulding plastics of shaping intracavity part from cooling off too early to improve the injection moulding quality of product.

Description

Logistics turnover box mold with pull rod driven push plate automatic demolding mechanism

Technical Field

The utility model belongs to the technical field of the mould, a commodity circulation turnover case mould with pull rod drives automatic demoulding mechanism of push pedal is related to.

Background

Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, suitability for the molding processing fields of mass production, products with complex shapes and the like; when a product with a large area or a large volume is subjected to injection molding, the injection molding liquid in a local molding cavity is easily cooled too early due to the low injection molding speed, so that the injection molding quality of the product is poor.

In order to overcome the defects of the prior art, people continuously explore and provide various solutions, for example, a Chinese patent discloses a special injection molding mold for a grid plastic tray with flanges [ application number: 201921018969.6], comprises a platform, the last surface central point of platform puts fixed mounting and has the bed die, the left and right sides symmetry welded connection that the upper surface of platform is located the bed die has first backup plate, two rotate between first backup plate and the bed die and install first threaded rod, first slider is installed to the screw thread on the first threaded rod, both sides fixed mounting respectively has first backup pad around the first slider, fixed mounting has first type pellet on the side that first backup pad is close to the bed die, the last surface central point of roof puts fixed mounting and has the cylinder, the flexible end of cylinder runs through roof and fixedly connected with and goes up the mould. The utility model discloses a optimize the injection mold structure, guarantee the once injection moulding of plastics tray, improve production efficiency greatly, guarantee product injection moulding quality and precision, reduce workman intensity of labour, but also have foretell shortcoming.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a commodity circulation turnover case mould with pull rod drives automatic demoulding mechanism of push pedal is provided.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a commodity circulation turnover case mould with pull rod drives automatic demoulding mechanism of push pedal, includes mould and lower mould, last mould and lower mould between still be equipped with the side forming mould, go up mould, side forming mould and lower mould combination and form the die cavity, last mould top still be equipped with the roof, roof and last mould between be equipped with the subassembly of moulding plastics of X type multiple spot, the roof on be equipped with the mouth of moulding plastics that links to each other with the subassembly of moulding plastics of X type multiple spot.

In foretell commodity circulation turnover case mould with pull rod drives automatic demoulding mechanism of push pedal, X type multiple spot subassembly of moulding plastics includes that the cross-section is the flow distribution plate of moulding plastics of X type, the flow distribution plate top of moulding plastics be equipped with the mouth that moulds plastics continuous hole of moulding plastics, respectively link to have at least one pipe of moulding plastics bottom the flow distribution plate of moulding plastics and four support arm bottoms of the flow distribution plate of moulding plastics, be equipped with the runner of moulding plastics that feeds through the hole of moulding plastics and mould plastics the pipe in the flow distribution plate of moulding plastics, the pipe tip of moulding plastics run through and go up the mould and link to each other with the shaping chamber.

In foretell commodity circulation turnover case mould that has pull rod drive push pedal automatic demoulding mechanism, last mould top be equipped with a plurality of and mould plastics pipe hole of moulding plastics of pipe one-to-one, mould plastics pipe hole bottom and become the die cavity and link to each other, every pipe hole top of moulding plastics still is equipped with the level and sets up and inside sunken flow distribution plate spacing groove, flow distribution plate spacing groove and the flow distribution plate stopper looks adaptation of flow distribution plate bottom of moulding plastics.

In foretell commodity circulation turnover case mould that has pull rod drive push pedal automatic demoulding mechanism, roof and last mould between still be equipped with the flow distribution plate mounting panel, the flow distribution plate mounting panel in still be equipped with the flow distribution plate mounting groove of moulding plastics flow distribution plate looks adaptation.

In foretell commodity circulation turnover case mould that has pull rod drive push pedal automatic demoulding mechanism, the flow distribution plate of moulding plastics about the end lean on with roof and last mould respectively, the roof on still be equipped with a plurality of screws, the screw runs through roof and flow distribution plate mounting panel and can dismantle with last mould and be connected.

In the logistics circulation box mold with the pull rod-driven push plate automatic demolding mechanism, the bottom of the upper mold is also provided with a plurality of obliquely arranged pull rods, the pull rods penetrate through the side molding molds, the pull rods are inserted from the tops of the side molding molds and penetrate out from the bottoms of the outer side surfaces of the side molding molds, and the side molding molds are also provided with demolding driving mechanisms connected with the upper mold.

In the logistics circulation box mold with the pull rod-driven push plate automatic demolding mechanism, the demolding driving mechanism comprises demolding drivers obliquely arranged on two sides of the side molding die and connected with the side molding die in a sliding mode, the two demolding drivers are symmetrically arranged along the center line of the side molding die, each demolding driver is provided with an output shaft capable of reciprocating along a straight line, and the output shafts of the demolding drivers are connected with the upper die.

In the logistics circulation box mold with the pull rod-driven push plate automatic demolding mechanism, the two sides of the side molding die are also provided with inclined steps matched with the demolding driver, the top of each inclined step is provided with a limiting step, and each limiting step is provided with an arc-shaped groove matched with the output shaft of the demolding driver.

In the above logistics circulation box mold with the pull rod-driven push plate automatic demolding mechanism, the side forming mold is formed by encircling four push blocks with rectangular cross sections, the four push blocks are encircled to be rectangular and can be detachably arranged, each push block is connected with the upper mold through at least two pull rods arranged in parallel, every two adjacent push blocks are limited through the limiting rod, and the cross section of the limiting rod is rectangular.

Compared with the prior art, the utility model has the advantages of: the external compression molding machine of mouth of moulding plastics, the compression molding machine can be impressed the liquid of moulding plastics to X type multiple spot subassembly of moulding plastics through the mouth of moulding plastics in, and X type multiple spot subassembly of moulding plastics is the synchronous injection moulding intracavity of the point position of moulding plastics of X type through a plurality of links to each other after shunting the liquid of moulding plastics, can effectively improve the efficiency of moulding plastics, prevents that the liquid of moulding plastics of shaping intracavity part from cooling off too early to improve the injection moulding quality of product.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic diagram of an external structure provided by the present invention;

fig. 2 is a partial structural schematic diagram of the present invention;

FIG. 3 is a schematic cross-sectional view at the demold actuator;

fig. 4 is a schematic sectional view at the tie rod.

Detailed Description

As shown in fig. 1-4, a logistics circulation box mold with a pull rod driven push plate automatic demolding mechanism comprises an upper mold 1 and a lower mold 2, wherein a side forming mold 3 is further arranged between the upper mold 1 and the lower mold 2, the upper mold 1, the side forming mold 3 and the lower mold 2 are combined to form a forming cavity 4, a top plate 20 is further arranged at the top of the upper mold 1, an X-type multi-point injection molding assembly 21 is arranged between the top plate 20 and the upper mold 1, and an injection molding opening 22 connected with the X-type multi-point injection molding assembly 21 is arranged on the top plate 20.

In this embodiment, the external compression molding machine of mouth of moulding plastics, the compression molding machine can be pressed into X type multiple spot subassembly 21 of moulding plastics through the mouth of moulding plastics with the liquid of moulding plastics, and X type multiple spot subassembly 21 of moulding plastics is the synchronous injection moulding intracavity of X type through a plurality of links to each other after shunting the liquid of moulding plastics, can effectively improve the efficiency of moulding plastics, prevents that the liquid of moulding plastics of shaping intracavity part is too early to cool off to improve the injection moulding quality of product.

Preferably, as shown in fig. 1 to 4, the X-shaped multi-point injection molding assembly 21 includes an injection molding splitter plate 23 with an X-shaped cross section, the top of the injection molding splitter plate 23 is provided with an injection molding hole 24 connected to the injection molding port 22, the bottom of the injection molding splitter plate 23 and the bottoms of the four support arms 25 of the injection molding splitter plate 23 are respectively connected to at least one injection molding pipe 26, an injection molding runner 50 communicating the injection molding hole 24 and the injection molding pipe 26 is provided in the injection molding splitter plate 23, and the end of the injection molding pipe 26 penetrates through the upper mold 1 and is connected to the molding cavity 4. The liquid of moulding plastics that mouthful inflow of moulding plastics flows into to the flow distribution plate 23 of moulding plastics in through the hole 24 of moulding plastics, the runner 50 of moulding plastics in the flow distribution plate 23 of moulding plastics can be with the liquid of moulding plastics reposition of redundant personnel to the different intraductal of moulding plastics, the mould plastics pipe on flow distribution plate 23 middle part and four support arms of moulding plastics links to each other and is the X type, can be with the liquid of moulding plastics through the different positions in shaping chamber top with the liquid of moulding plastics injection into, thereby can effectively improve the efficiency of moulding plastics, prevent that the local liquid of moulding plastics of shaping intracavity from cooling too early, thereby improve the quality of moulding plastics of product.

Preferably, as shown in fig. 1 to 4, the top of the upper die 1 is provided with a plurality of injection molding pipe holes 27 corresponding to the injection molding pipes 26 one to one, the bottoms of the injection molding pipe holes 27 are connected to the molding cavity 4, the top of each injection molding pipe hole 27 is further provided with a horizontally arranged and inwardly recessed splitter plate limiting groove 28, and the splitter plate limiting groove 28 is adapted to the splitter plate limiting block at the bottom of the injection molding splitter plate 23. The injection molding pipe hole 27 can be communicated with an injection molding pipe and a molding cavity, and the splitter plate limiting groove 28 can limit the bottom of the injection molding splitter plate, so that the injection molding splitter plate is not pressed back and is not displaced.

Preferably, as shown in fig. 1-4, a splitter plate mounting plate 29 is further disposed between the top plate 20 and the upper die 1, and a splitter plate mounting groove 30 adapted to the injection molding splitter plate 23 is further disposed in the splitter plate mounting plate 29. The manifold mounting slots 30 in the manifold mounting plate 29 allow for the attachment of the injection molded manifold 23.

Preferably, as shown in fig. 1-4, the injection molding splitter plate 23 abuts against the top plate 20 and the upper die 1 at the upper and lower ends thereof, the top plate 20 is further provided with a plurality of screws 31, and the screws 31 penetrate through the top plate 20 and the splitter plate mounting plate 29 and are detachably connected with the upper die 1. The top plate 20 and the splitter plate mounting plate 29 can be fixed on the upper die through the screws 31, and the detachable arrangement can facilitate detachment and maintenance.

Preferably, as shown in fig. 1-4, the bottom of the upper die 1 is further provided with a plurality of obliquely arranged tie rods 6, the tie rods 6 penetrate through the side forming dies 3, the tie rods 6 are inserted from the tops of the side forming dies 3 and penetrate out from the bottoms of the outer side surfaces of the side forming dies 3, and the side forming dies 3 are further provided with a demolding driving mechanism 7 connected with the upper die 1. The demoulding driving mechanism 7 can drive the upper mould 1 to move upwards, the upper mould 1 can move upwards through the pull rod 6 to pull the side forming mould 3 to move upwards in an inclined mode, when the side forming mould 3 moves upwards in an inclined mode, the inner wall of the side forming mould 3 can apply downward pressure on a product, the product is separated from the inner wall of the side forming mould and the inner wall of the lower mould, and therefore the product can be quickly separated from the side forming mould, and the demoulding efficiency can be effectively improved.

Preferably, as shown in fig. 1 to 4, the demolding driving mechanism 7 includes demolding drivers 8 obliquely arranged on both sides of the side molding dies 3 and slidably connected to the side molding dies 3, the two demolding drivers 8 are symmetrically arranged along the center line of the side molding dies 3, the demolding drivers 8 have output shafts capable of reciprocating in a straight line, and the output shafts of the demolding drivers 8 are connected to the upper die 1. The demolding driver 8 is fixed on an external die holder through a bolt, the demolding driver 8 can drive the upper die 1 to move along the vertical direction, the upper die 1 can move upwards through the pull rod 6 to pull the side molding die 3 to move upwards in an inclined mode, and when the side molding die 3 moves upwards in an inclined mode, the inner wall of the side molding die 3 can apply downward pressure on a product, so that the product is separated from the inner wall of the side molding die and the inner wall of the lower die, the product can be separated from the inner wall of the side molding die, and the demolding efficiency. Those skilled in the art will appreciate that the knockout actuator 8 can be a cylinder or air cylinder, with a cylinder being preferred in this embodiment.

Preferably, as shown in fig. 1 to 4, two sides of the side forming die 3 are further provided with an inclined step 9 adapted to the demolding driver 8, the top of the inclined step 9 is provided with a limiting step 10, and the limiting step 10 is provided with an arc-shaped groove 11 adapted to an output shaft of the demolding driver 8. The demoulding driver 8 is obliquely arranged on the inclined step 9 and is in sliding connection with the inclined step 9, the side forming die 3 moves obliquely upwards along the inclined direction of the inclined step 9 when the upper die moves, the limiting step 10 can limit the upper die, and the side forming die and the lower die are prevented from colliding when the upper die moves downwards.

Preferably, as shown in fig. 1 to 4, the side forming die 3 is formed by enclosing four pushing blocks 13 with rectangular cross sections, the four pushing blocks 13 are arranged in a rectangular and detachable manner, and each pushing block 13 is connected with the upper die 1 through at least two pull rods 6 arranged in parallel, so that the connection stability can be improved. The side moulded die 3 surrounds the shaping by four ejector pads 13 that the cross-section is the rectangle and can be convenient for install, and the side moulded die 3 surrounds the shaping by four ejector pads 13 that the cross-section is the rectangle and can dismantle the setting and conveniently dismantle, and when arbitrary ejector pad damage only need change this ejector pad can, effective reduce cost. Every two adjacent pushing blocks 13 are limited by a limiting rod 14, and the cross section of the limiting rod 14 is rectangular. The limiting rod 14 can limit two adjacent pushing blocks 13, and the pushing blocks are prevented from being separated from the pull rod.

The utility model discloses a theory of operation is: the injection molding opening is externally connected with a compression molding machine, the compression molding machine can press injection molding liquid into the X-shaped multi-point injection molding assembly 21 through the injection molding opening, the X-shaped multi-point injection molding assembly 21 divides the injection molding liquid and then synchronously injects the divided injection molding liquid into a molding cavity through a plurality of injection molding point positions which are connected in an X shape, the injection molding efficiency can be effectively improved, the local injection molding liquid in the molding cavity is prevented from being cooled too early, thereby improving the injection molding quality of the product, the injection molding liquid flowing in from the injection molding port flows into the injection molding flow distribution plate 23 through the injection molding hole 24, the injection molding flow passage 50 in the injection molding flow distribution plate 23 can distribute the injection molding liquid into different injection molding pipes, the middle part of the injection molding flow distribution plate 23 is connected with the injection molding pipes on the four support arms to form an X shape, the injection molding liquid can be injected into the injection molding liquid through different positions at the top of the molding cavity, thereby effectively improving the injection molding efficiency, preventing the injection molding liquid in the local part of the molding cavity from being cooled too early, and further improving the injection molding quality of the product;

the demoulding driving mechanism 7 can drive the upper mould 1 to move upwards, the upward movement of the upper mould 1 can pull the side forming mould 3 to move upwards obliquely through the pull rod 6, the inner wall of the side forming mould 3 can apply downward pressure to a product when the side forming mould 3 moves upwards obliquely, so that the product is separated from the inner wall of the side forming mould and the inner wall of the lower mould, and the product can be quickly separated, so that the demoulding efficiency can be effectively improved, the demoulding driver 8 is fixed on an external mould seat through a bolt, the demoulding driver 8 can drive the upper mould 1 to move along the vertical direction, the upward movement of the upper mould 1 can pull the side forming mould 3 to move upwards obliquely through the pull rod 6, the inner wall of the side forming mould 3 can apply downward pressure to the product when the side forming mould 3 moves upwards obliquely, so that the product is separated from the inner wall of the side forming mould and the inner wall of the lower mould, so that the product can be quickly separated from the product, the demoulding efficiency can be effectively improved, the demoulding driver 8 is obliquely arranged on the inclined step 9 and is connected with the inclined step 9 in a sliding way, when the upper die moves, the side forming die 3 moves obliquely upwards along the inclined direction of the inclined step 9, the limiting step 10 can limit the upper die, and the side forming die and the lower die are prevented from colliding when the upper die moves downwards.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a commodity circulation turnover case mould with automatic demoulding mechanism of pull rod drive push pedal, includes mould (1) and lower mould (2), its characterized in that, last mould (1) and lower mould (2) between still be equipped with side moulded die (3), go up mould (1), side moulded die (3) and lower mould (2) combination and form into die cavity (4), last mould (1) top still be equipped with roof (20), roof (20) and last mould (1) between be equipped with X type multiple spot injection moulding subassembly (21), roof (20) on be equipped with the mouth (22) of moulding plastics that link to each other with X type multiple spot injection moulding subassembly (21).

2. The logistics circulation box mold with the pull rod driven push plate automatic demolding mechanism is characterized in that the X-shaped multi-point injection molding assembly (21) comprises an injection molding flow distribution plate (23) with an X-shaped section, the top of the injection molding flow distribution plate (23) is provided with an injection molding hole (24) connected with an injection molding port (22), the bottom of the injection molding flow distribution plate (23) and the bottoms of four support arms (25) of the injection molding flow distribution plate (23) are respectively connected with at least one injection molding pipe (26), an injection molding flow channel (50) communicated with the injection molding hole (24) and the injection molding pipe (26) is arranged in the injection molding flow distribution plate (23), and the end part of the injection molding pipe (26) penetrates through the upper mold (1) and is connected with the molding cavity (4).

3. The logistics circulation box mold with the pull rod driven push plate automatic demolding mechanism is characterized in that a plurality of injection molding pipe holes (27) corresponding to injection molding pipes (26) in a one-to-one mode are formed in the top of the upper mold (1), the bottoms of the injection molding pipe holes (27) are connected with the molding cavity (4), a horizontally arranged and inwards recessed splitter plate limiting groove (28) is further formed in the top of each injection molding pipe hole (27), and the splitter plate limiting grooves (28) are matched with splitter plate limiting blocks at the bottoms of the injection molding splitter plates (23).

4. The logistics circulation box mold with the pull rod-driven push plate automatic demolding mechanism according to claim 3, wherein a splitter plate mounting plate (29) is further arranged between the top plate (20) and the upper mold (1), and a splitter plate mounting groove (30) matched with the injection molding splitter plate (23) is further arranged in the splitter plate mounting plate (29).

5. The logistics circulation box mold with the pull rod driven push plate automatic demolding mechanism according to claim 4 is characterized in that the upper end and the lower end of the injection molding flow distribution plate (23) are respectively abutted against the top plate (20) and the upper mold (1), the top plate (20) is further provided with a plurality of screws (31), and the screws (31) penetrate through the top plate (20) and the flow distribution plate mounting plate (29) and are detachably connected with the upper mold (1).

6. The logistics circulation box mold with the pull rod driven push plate automatic demolding mechanism according to claim 5, wherein the bottom of the upper mold (1) is further provided with a plurality of obliquely arranged pull rods (6), the pull rods (6) penetrate through the side molding molds (3), the pull rods (6) are inserted from the tops of the side molding molds (3) and penetrate out from the bottoms of the outer side surfaces of the side molding molds (3), and the side molding molds (3) are further provided with demolding driving mechanisms (7) connected with the upper mold (1).

7. The logistics circulation box mold with the pull rod driven push plate automatic demolding mechanism according to claim 6, wherein the demolding driving mechanism (7) comprises demolding drivers (8) obliquely arranged on two sides of the side molding die (3) and connected with the side molding die (3) in a sliding mode, the two demolding drivers (8) are symmetrically arranged along the central line of the side molding die (3), each demolding driver (8) is provided with an output shaft capable of reciprocating along a straight line, and the output shafts of the demolding drivers (8) are connected with the upper mold (1).

8. The logistics circulation box mold with the pull rod driven push plate automatic demolding mechanism according to claim 7, wherein the two sides of the side molding die (3) are further provided with inclined steps (9) matched with the demolding driver (8), the top of each inclined step (9) is provided with a limiting step (10), and each limiting step (10) is provided with an arc-shaped groove (11) matched with the output shaft of the demolding driver (8).

9. The logistics circulation box mold with the pull rod driven push plate automatic demolding mechanism according to claim 8, wherein the side forming mold (3) is formed by encircling four pushing blocks (13) with rectangular cross sections, the four pushing blocks (13) are encircled to be rectangular and are detachably arranged, each pushing block (13) is connected with the upper mold (1) through at least two pull rods (6) arranged in parallel, each two adjacent pushing blocks (13) are limited through limiting rods (14), and the cross sections of the limiting rods (14) are rectangular.