阅读说明：本技术 一种纸托包装成型机模具自清洁装置 (Self-cleaning device for mould of paper holder packaging forming machine ) 是由 叶锦强 于 2020-08-10 设计创作，主要内容包括：本发明提供了一种纸托包装成型机模具自清洁装置,包括相互适配的上模及下模,下模包括底座及模体,模体包括底板及凸块,凸块内设第一空腔,底座内部设有第二空腔,第一空腔经通孔与第二空腔连通；凸块的顶面及两相对侧壁均开设有多个抽吸孔,抽吸孔的外端固定设有滤板,抽吸孔内侧滑动设有滑块,滑块对应滤孔设有多个插针,滑块远离滤板的一侧设有推杆,处于同一壁面上的推杆均与对应的第一推板连接,第一空腔内部设有伸缩结构,第二空腔内部安装有推动结构,推动结构用于带动伸缩结构进行同步伸缩运动、从而带动三块第一推板同步运动；其可对模具吸气孔进行清洁,防止吸气孔堵塞,保证真空抽吸动作的顺利进行,提高生产效率。(The invention provides a mould self-cleaning device of a paper holder packaging and forming machine, which comprises an upper mould and a lower mould which are matched with each other, wherein the lower mould comprises a base and a mould body, the mould body comprises a bottom plate and a convex block, a first cavity is arranged in the convex block, a second cavity is arranged in the base, and the first cavity is communicated with the second cavity through a through hole; the top surface and two opposite side walls of the lug are respectively provided with a plurality of suction holes, the outer ends of the suction holes are fixedly provided with filter plates, the inner sides of the suction holes are provided with sliding blocks in a sliding manner, the sliding blocks are provided with a plurality of contact pins corresponding to the filter holes, one sides of the sliding blocks, far away from the filter plates, are provided with push rods, the push rods on the same wall surface are connected with corresponding first push plates, a telescopic structure is arranged in the first cavity, a pushing structure is arranged in the second cavity, and the pushing structure is used for driving the telescopic structure to synchronously move in a telescopic manner so as to drive the; the vacuum suction device can clean the suction holes of the die, prevent the suction holes from being blocked, ensure the smooth operation of vacuum suction and improve the production efficiency.)

1. The utility model provides a paper holds in palm packing make-up machine mould from cleaning device which characterized in that:

the die comprises an upper die and a lower die (100) which are matched with each other, wherein the lower die (100) comprises a base (200) and a die body (300) arranged on the top surface of the base (200), the die body (300) comprises a bottom plate (310) and a plurality of convex blocks (320) fixedly arranged on the top surface of the bottom plate (310), a first cavity (330) is arranged in each convex block (320), the bottom of the first cavity (330) is open, a second cavity (210) is arranged in the base (200), a plurality of through holes are formed in the top surface of the base (200) corresponding to the first cavity (330), and the first cavity (330) is communicated with the second cavity (210) through the through holes; the top surface and two opposite side walls of the convex block (320) are respectively provided with a plurality of suction holes (340), the plurality of suction holes (340) are distributed on corresponding wall surfaces in a matrix manner, one end of each suction hole (340) far away from the first cavity (330) is fixedly provided with a filter plate (350), the filter plate (350) is provided with a plurality of filter holes (351), the inner side of each suction hole (340) is provided with a sliding block (360) in a sliding manner, the wall surface of each sliding block (360) close to the filter plate (350) is fixedly provided with a plurality of contact pins (370), the contact pins (370) correspond to the filter holes (351), the middle part of one side of each sliding block (360) far away from the filter plate (350) is fixedly provided with a push rod (380), the end part of the push rod (380) on the same wall surface of the first cavity (330) is fixedly connected with a first push plate (390), and the first cavity (330) is internally provided with a telescopic structure (400, the telescopic structure (400) is used for driving the three first push plates (390) to synchronously move towards each other or synchronously move away from each other; a pushing structure (500) is arranged in the second cavity (210), and the pushing structure (500) is used for driving the telescopic structure (400) to synchronously perform telescopic motion; the lateral wall intercommunication of second cavity (210) is equipped with exhaust tube (220), exhaust tube (220) are used for with the air inlet intercommunication of outside air pump, the lateral wall bottom intercommunication of second cavity (210) has blow off pipe (230), the tip of blow off pipe (230) is equipped with the end cover.

2. The self-cleaning device for the mold of the paper holder packaging forming machine as claimed in claim 1, wherein:

the telescopic structure (400) comprises a mounting box (450) fixed in the middle of the first cavity (330), sliding insertion holes are formed in the top surface, the bottom surface and two opposite side walls of the mounting box (450), a first sliding rod (410) is inserted into the top of the mounting box (450) in a sliding manner through the sliding insertion holes, a second sliding rod (420) is inserted into the bottom of the mounting box (450) in a sliding manner through the sliding insertion holes, a third sliding rod (430) and a fourth sliding rod (440) are respectively inserted into the two opposite side walls of the mounting box (450) in a sliding manner through the sliding insertion holes in a sliding manner, one ends, far away from the mounting box (450), of the first sliding rod (410), the third sliding rod (430) and the fourth sliding rod (440) are fixedly connected with corresponding first push plates (390), inclined surfaces are arranged at one ends, far away from the first push plates (390), of the third sliding rod (430) and the fourth sliding rod (440), a push block (460) is fixedly arranged at the end part, far away from the second sliding rod (420, the push block (460) is of an isosceles trapezoid structure, the top end of the push block (460) abuts against the bottom end of the first slide bar (410), and two sides of the push block (460) slidably abut against end slopes of the third slide bar (430) and the fourth slide bar (440) respectively; the outer sides of the first sliding rod (410), the third sliding rod (430) and the fourth sliding rod (440) are respectively sleeved with a return spring (470), one end of the return spring (470) is fixedly connected with the mounting box (450), the other end of the return spring is fixedly connected with the first push plate (390), and the bottom end of the second sliding rod (420) is connected with the pushing structure (500).

3. The self-cleaning device for the mold of the paper holder packaging forming machine as claimed in claim 2, wherein:

promote structure (500) and include push rod motor (510), push rod motor (510) inlay to establish and install the bottom surface middle part of second cavity (210), the fixed second push pedal (520) that is equipped with of piston rod end portion of push rod motor (510), the bottom of second slide bar (420) all with the top surface fixed connection of second push pedal (520).

4. The self-cleaning device for the mold of the paper holder packaging forming machine as claimed in claim 3, wherein:

a plurality of guide rods (530) are fixedly arranged between the top wall and the bottom wall of the second cavity (210), guide holes are formed in the second push plate (520) corresponding to the guide rods (530), and the second push plate (520) slides along the guide rods (530) through the guide holes.

5. The self-cleaning device for the mold of the paper holder packaging forming machine as claimed in claim 1, wherein:

the sliding block (360) is of a disc-shaped structure and is matched with the shape of the suction hole (340), and the sliding block (360) slides along the suction hole (340); the sliding block (360) is provided with a plurality of blanking slot holes (361) which penetrate through the upper wall surface and the lower wall surface.

6. The self-cleaning device for the mold of the paper holder packaging forming machine as claimed in claim 1, wherein:

the diameter of the port of the filter hole (351) far away from the sliding block (360) is smaller than the diameter of the other port, and the minimum diameter of the filter hole (351) is larger than the diameter of the inserting pin (370).

7. The self-cleaning device for the mold of the paper holder packaging forming machine as claimed in claim 1, wherein:

the suction hole (340) is kept away from a port part of the first cavity (330) is provided with a countersunk groove, the diameter of the countersunk groove is larger than that of the suction hole (340), the axis of the countersunk groove is coincided with that of the suction hole (340), and the filter plate (350) is fixedly installed in the countersunk groove, and the top surface of the filter plate (350) is flush with the outer wall of the lug (320).

8. The self-cleaning device for the mold of the paper holder packaging forming machine as claimed in claim 1, wherein:

the bottom of the second cavity (210) is obliquely arranged, and the sewage discharge pipe (230) is communicated with the lower side of the inclination.

Technical Field

The invention relates to the field of paper holder production molds, in particular to a self-cleaning device for a mold of a paper holder packaging forming machine.

Background

The paper holder has good shockproof, anti-impact, anti-static and anti-corrosion effects, does not pollute the environment, is more beneficial to the export of products of manufacturers, and is widely applied to the packaging of industries such as electronics, electrical appliances, computers, mechanical parts, industrial instruments, artware glass, ceramics, toys, medicines and the like; the paper is made by taking paper box leftover materials, newsprint, white pure wood pulp and the like as raw materials, pulping and blending the raw materials into pulp with a certain proportion of concentration, forming the pulp by vacuum adsorption on a numerical control die customized according to product design, and drying the pulp to form environment-friendly paper products with different types and purposes; in the production process, the long-time use of mould, the suction hole can be blockked up by the thick liquids inevitably, can't carry out smooth and easy vacuum adsorption shaping, reduces production efficiency, can appear the product water content even too much, the unable fashioned problem.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a self-cleaning device for a mould of a paper holder packaging forming machine, which has a novel structure, can clean the suction holes of the mould, prevent the suction holes from being blocked, ensure the smooth operation of vacuum suction and improve the production efficiency.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention provides a mould self-cleaning device of a paper holder packaging and forming machine, which comprises an upper mould and a lower mould which are mutually matched, wherein the lower mould comprises a base and a mould body arranged on the top surface of the base, the mould body comprises a bottom plate and a plurality of lugs fixedly arranged on the top surface of the bottom plate, a first cavity is arranged in each lug, the bottom of the first cavity is open, a second cavity is arranged in the base, a plurality of through holes are formed in the top surface of the base corresponding to the first cavity, and the first cavity is communicated with the second cavity through the through holes; the top surface and two opposite side walls of the lug are respectively provided with a plurality of suction holes, the plurality of suction holes are distributed on corresponding wall surfaces in a matrix manner, one ends of the suction holes, far away from the first cavity, are fixedly provided with filter plates, the filter plates are provided with a plurality of filter holes, the inner sides of the suction holes are provided with sliding blocks in a sliding manner, the wall surfaces, close to the filter plates, of the sliding blocks are fixedly provided with a plurality of contact pins, the contact pins correspond to the filter holes in position, the middle parts of one sides, far away from the filter plates, of the sliding blocks are fixedly provided with push rods, the end parts of the push rods, located on the same wall surface of the first cavity, are fixedly connected with a first push plate, a telescopic structure is installed in the first cavity, and the telescopic structure is used for driving the three first push plates; a pushing structure is arranged in the second cavity and used for driving the telescopic structure to synchronously perform telescopic motion; the lateral wall intercommunication of second cavity is equipped with the exhaust tube, the exhaust tube is used for the air inlet intercommunication with outside aspiration pump, the lateral wall bottom intercommunication of second cavity has the blow off pipe, the tip of blow off pipe is equipped with the end cover.

In a preferred technical scheme of the invention, the telescopic structure comprises a mounting box fixed in the middle of the first cavity, sliding insertion holes are formed in the top surface, the bottom surface and two opposite side walls of the mounting box, a first slide bar is inserted into the top of the mounting box through the sliding insertion holes, a second slide bar is inserted into the bottom of the mounting box through the sliding insertion holes, a third slide bar and a fourth slide bar are respectively inserted into the two opposite side walls of the mounting box through the sliding insertion holes in a sliding manner, one ends of the first slide bar, the third slide bar and the fourth slide bar, which are far away from the mounting box, are fixedly connected with corresponding first push plates, inclined planes are arranged at one ends of the third slide bar and the fourth slide bar, which are far away from the first push plates, push blocks are fixedly arranged at the end parts of the second slide bar, which are located in the mounting box, are in a trapezoid isosceles structure, and the top ends of the push blocks are abutted against the bottom ends of the, two sides of the push block are respectively in sliding support with the end inclined planes of the third slide bar and the fourth slide bar; the first slide bar the third slide bar reaches the outside of fourth slide bar is equallyd divide and is equipped with reset spring respectively, reset spring's one end with mounting box fixed connection, the other end with first push pedal fixed connection, the bottom of second slide bar all with the pushing structure is connected.

In a preferred technical scheme of the invention, the pushing structure comprises a push rod motor, the push rod motor is embedded in the middle of the bottom surface of the second cavity, a second push plate is fixedly arranged at the end part of a piston rod of the push rod motor, and the bottom end of the second slide rod is fixedly connected with the top surface of the second push plate.

In a preferred technical scheme of the invention, a plurality of guide rods are fixedly arranged between the top wall and the bottom wall of the second cavity, the second push plate is provided with guide holes corresponding to the guide rods, and the second push plate slides along the guide rods through the guide holes.

In a preferred technical scheme of the invention, the sliding block is of a disc-shaped structure and is matched with the shape of the suction hole, and the sliding block slides along the suction hole; a plurality of blanking slot holes penetrating through the upper wall surface and the lower wall surface are formed in the sliding block.

In a preferred technical scheme of the invention, the diameter of a port of the filter hole far away from the sliding block is smaller than that of the other port, and the minimum diameter of the filter hole is larger than that of the contact pin.

In a preferred technical scheme of the invention, a countersunk groove is formed in a port of the suction hole far away from the first cavity, the diameter of the countersunk groove is larger than that of the suction hole, the axis of the countersunk groove coincides with that of the suction hole, the filter plate is fixedly mounted in the countersunk groove, and the top surface of the filter plate is flush with the outer wall of the bump.

In a preferred technical scheme of the invention, the bottom of the second cavity is obliquely arranged, and the sewage discharge pipe is communicated with the side with lower inclination.

The invention has the beneficial effects that:

the self-cleaning device for the paper holder packaging forming machine die is novel in structure, and due to the design of the filter plate and the filter holes, the normal suction conduction condition can be provided, the excessive loss of paper pulp can be prevented, and the waste is reduced; and the cooperation between slider, contact pin, push rod, first push pedal, extending structure, the pushing structure, can clean the filtration pore of lug top surface and both sides wall position in step, drive the contact pin at filtration pore round trip movement to the realization switches on, prevents to block up, guarantees going on smoothly of vacuum suction action, improves production efficiency.

Drawings

FIG. 1 is a schematic structural diagram of a self-cleaning device for a mold of a paper tray packaging forming machine according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a bump structure provided in an embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of this FIG. 2;

fig. 4 is a top view of a slider provided in an embodiment of the present invention.

In the figure:

100. a lower die; 200. a base; 210. a second cavity; 220. an air exhaust pipe; 230. a blow-off pipe; 300. a mold body; 310. a base plate; 320. a bump; 330. a first cavity; 340. a suction hole; 350. filtering the plate; 351. filtering holes; 360. a slider; 361. a blanking slot; 370. inserting a pin; 380. a push rod; 390. a first push plate; 400. A telescopic structure; 410. a first slide bar; 420. a second slide bar; 430. a third slide bar; 440. a fourth slide bar; 450. mounting a box; 460. a push block; 470. a return spring; 500. a pushing structure; 510. a push rod motor; 520. a second push plate; 530. a guide rod.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1 to 4, the embodiment of the present invention discloses a self-cleaning device for a mold of a paper tray packaging forming machine, which includes an upper mold 100 and a lower mold 100 that are adapted to each other, wherein the lower mold 100 includes a base 200 and a mold body 300 installed on a top surface of the base 200, the mold body 300 includes a bottom plate 310 and a plurality of protrusions 320 fixedly installed on a top surface of the bottom plate 310, a first cavity 330 is installed in the protrusions 320, a bottom of the first cavity 330 is open, a second cavity 210 is installed in the base 200, a plurality of through holes are started on a top surface of the base 200 corresponding to the first cavity 330, and the first cavity 330 is communicated with the second cavity 210 through the through holes; the top surface and two opposite side walls of the bump 320 are both provided with a plurality of suction holes 340, the plurality of suction holes 340 are distributed in a matrix on the corresponding wall surface, the end of the suction hole 340 far away from the first cavity 330 is fixedly provided with a filter plate 350, a plurality of filter holes 351 are formed on the filter plate 350, a slide block 360 is slidably arranged inside each suction hole 340, a plurality of pins 370 are fixedly arranged on the wall surface of the sliding block 360 close to the filter plate 350, the inserting needle 370 corresponds to the filtering hole 351, a push rod 380 is fixedly arranged in the middle of one side of each sliding block 360 away from the filtering plate 350, the end of the push rod 380 on the same wall surface of the first cavity 330 is fixedly connected with a first push plate 390, a telescopic structure 400 is installed inside the first cavity 330, and the telescopic structure 400 is used for driving the three first push plates 390 to synchronously move in the opposite direction or synchronously move away from each other; a pushing structure 500 is installed inside the second cavity 210, and the pushing structure 500 is used for driving the telescopic structure 400 to perform synchronous telescopic motion; an exhaust pipe 220 is communicated with the side wall of the second cavity 210, the exhaust pipe 220 is used for being communicated with an air inlet of an external air pump, a drain pipe 230 is communicated with the bottom of the side wall of the second cavity 210, and an end cover is arranged at the end part of the drain pipe 230.

The self-cleaning device for the mould of the paper holder packaging forming machine has a novel structure, and the design of the filter plate 350 and the filter holes 351 can provide a normal suction conduction condition, prevent excessive loss of paper pulp and reduce waste; and the cooperation between slider 360, contact pin 370, push rod 380, first push pedal 390, extending structure 400, the pushing structure 500 can clean filtration hole 351 to the top surface of lug 320 and both sides wall position in step, drives contact pin 370 at filtration hole 351 round trip movement to the realization switches on, prevents to block up, guarantees going on smoothly of vacuum suction action, improves production efficiency.

Further, the telescopic structure 400 includes a mounting box 450 fixed in the middle of the first cavity 330, the top surface, the bottom surface, and two opposite side walls of the mounting box 450 are respectively provided with a sliding insertion hole, the top of the mounting box 450 is slidably inserted with a first sliding rod 410 through the sliding insertion hole, the bottom of the mounting box 450 is slidably inserted with a second sliding rod 420 through the sliding insertion hole, two opposite side walls of the mounting box 450 are respectively slidably inserted with a third sliding rod 430 and a fourth sliding rod 440 through the sliding insertion hole, one ends of the first sliding rod 410, the third sliding rod 430, and the fourth sliding rod 440 far away from the mounting box 450 are respectively fixedly connected with a corresponding first push plate 390, one ends of the third sliding rod 430 and the fourth sliding rod 440 far away from the first push plate 390 are provided with inclined surfaces, an end of the second sliding rod 420 located inside the mounting box 450 is fixedly provided with a push block 460, the push block 460 is an isosceles trapezoid structure, the top end of the push block 460 abuts against the bottom end of the first slide bar 410, and two sides of the push block 460 respectively abut against the inclined planes of the end portions of the third slide bar 430 and the fourth slide bar 440 in a sliding manner; the outer sides of the first slide bar 410, the third slide bar 430 and the fourth slide bar 440 are respectively sleeved with a return spring 470, one end of the return spring 470 is fixedly connected with the mounting box 450, the other end of the return spring 470 is fixedly connected with the first push plate 390, and the bottom end of the second slide bar 420 is connected with the pushing structure 500; this structural design is at the cooperation during operation, when second slide bar 420 upwards moved, can drive first slide bar 410, third slide bar 430 and fourth slide bar 440 outwards to drive first push pedal 390 and move near the inner wall one side of first cavity 330 and remove, make contact pin 370 get into in filtration hole 351, push out the thick liquids that block up in filtration hole 351, when second slide bar 420 downwards moves, first slide bar 410, third slide bar 430 and fourth slide bar 440 reset under the effect of reset spring 470, make the contact pin break away from filtration hole 351, under the cooperation with pushing structure 500, contact pin 370 is at filtration hole 351 round trip movement, ensure to be clean.

Further, the pushing structure 500 includes a push rod motor 510, the push rod motor 510 is embedded in the middle of the bottom surface of the second cavity 210, a second push plate 520 is fixedly disposed at the end of the piston rod of the push rod motor 510, and the bottom ends of the second slide bars 420 are all fixedly connected with the top surface of the second push plate 520; this design ensures that the telescoping structure 400 can be driven to operate synchronously by a single push rod motor 510.

Further, a plurality of guide rods 530 are fixedly arranged between the top wall and the bottom wall of the second cavity 210, guide holes are formed in the second push plate 520 corresponding to the guide rods 530, the second push plate 520 slides along the guide rods 530 through the guide holes, and the structural design can limit the movement of the second push plate 520, so that the second push plate 520 can move stably, and all the telescopic structures 400 are driven to move.

Further, the slider 360 is of a disc-shaped structure and is matched with the shape of the suction hole 340, and the slider 360 slides along the suction hole 340; the sliding block 360 is provided with a plurality of blanking slots 361 penetrating through the upper wall surface and the lower wall surface; the structure design limits the movement of the sliding block 360, thereby ensuring the accurate alignment of the inserting pin 370 and the filtering hole 351 and facilitating the subsequent cleaning action; the design of the blanking slot 361 facilitates the discharge of impurities and ensures smooth air extraction.

Furthermore, the diameter of the port of the filter hole 351 far away from the sliding block 360 is smaller than that of the other port, and the minimum diameter of the filter hole 351 is larger than that of the insert pin 370, so that the structural design can facilitate the flow of the material and reduce the probability of blockage of the filter hole 351.

Furthermore, a countersunk groove is formed at a port of the suction hole 340, which is far away from the first cavity 330, the diameter of the countersunk groove is larger than that of the suction hole 340, the axis of the countersunk groove coincides with the axis of the suction hole 340, the filter plate 350 is fixedly installed in the countersunk groove, and the top surface of the filter plate 350 is flush with the outer wall of the projection 320; the structural design can keep the outer wall of the convex block 320 to be flush, and the subsequent processing and forming shape of the paper holder is prevented from being influenced.

Further, the bottom of the second cavity 210 is arranged obliquely, and the sewage discharge pipe 230 is communicated with the lower side of the inclination; the pulp inevitably enters the second cavity 210 from the filter plate 350, and the structure design can facilitate the discharge of impurities.

The working principle is as follows:

after the paper support is formed and produced once, the paper support is moved away, and in the process of moving the paper support, the invention cleans the mould; specifically, the air pump continues to work, the negative pressure state in the second cavity 210 is maintained, the push rod motor 510 drives the second push plate 520 to move, and the second slide bar 420 is pushed to move upwards, so as to drive the first slide bar 410, the third slide bar 430 and the fourth slide bar 440 to move, further, the inserting needle 370 enters the filtering hole 351, and pushes out the material in the filtering hole 351, or the material is loosened and enters the second cavity 210 under the negative pressure condition, so that the cleaning effect is realized, the filtering hole 351 is kept well conducted, and the smooth proceeding of the vacuum suction action is ensured; it should be noted that the push rod motor 510 drives the second push plate 520 to move back and forth for multiple times to ensure effective cleaning of the filter hole 351, when the push rod motor 510 retracts, the push block 460 releases pushing of the first slide bar 410, the third slide bar 430 and the fourth slide bar 440, the first slide bar 410, the third slide bar 430 and the fourth slide bar 440 are reset under the action of the reset spring 470, and the contact pin 370 is disengaged from the filter hole 351, so that the filter hole 351 is pulled and inserted back and forth for cleaning under the cooperation of the push rod motor 510; and the end cap needs to be opened at regular time to clean the waste liquid and impurities in the second cavity 210.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.