CN212147260U

CN212147260U - Automatic feeding device of foam pre-foaming machine

Info

Publication number: CN212147260U
Application number: CN202020479077.2U
Authority: CN
Inventors: 董飞; 苟学军; 胡令波
Original assignee: Qingdao Hainuohui Industrial Co ltd
Current assignee: Qingdao Hainuohui Industrial Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-12-15
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a foam pre-expander automatic feed device, including the feeding hopper, the top and the bottom of feeding hopper are equipped with feed inlet and discharge gate respectively, install rotatory feeder in the feeding hopper, and the mounting panel is installed on the top of feeding hopper, and the top of mounting panel is connected with telescopic cylinder, and supplementary unloader is installed to the bottom of mounting panel, and supplementary unloader includes two installation poles of symmetry fixed mounting on the mounting panel diapire, and the roof of feeding hopper is all run through and is extended to in the feeding hopper to the bottom of two installation poles. The utility model discloses in install supplementary unloader on the top of rotatory feeder, telescopic cylinder can promote the foam plastic granules downstream in the feeding hopper when promoting mounting panel, installation pole, annular scraper blade and ram downstream to can avoid the foam plastic granules to take place to block up on the top of rotatory feeder, improve the result of use of feeding hopper, reasonable in design, excellent in practical effect.

Description

Automatic feeding device of foam pre-foaming machine

Technical Field

The utility model relates to the technical field of machinery, especially, relate to a foam pre-expander automatic feed device.

Background

The EPS foam plastic is processed by putting EPS raw material particles into a film cavity, inputting steam for foaming, introducing water into a mold for cooling, separating a foam product from the metal mold, opening the mold and simultaneously introducing water and compressed air for demolding.

Through the retrieval, chinese patent No. CN204673894U discloses a multi-functional foamed plastic pre-expander feeder hopper, sealed lid is articulated with the feed inlet through the steel pin, the feed inlet sets up the top at the feeder hopper body, controlling means installs the right side at the feeder hopper body, transparent observation window sets up on the feeder hopper body and is close to the upper end of feeder hopper body, the baffle sets up the inside at the feeder hopper body, the discharge gate sets up the bottom at the feeder hopper body, the inside at the discharge gate is installed to rotatory feeder, the draught fan passes through gas-supply pipe and gas filtration stopper UNICOM.

The prior multifunctional feeding hopper of the foam plastic pre-foaming machine has the following defects: the foam plastic particles that are located the hopper are because self gravity whereabouts to rotatory feeder department, and the foam plastic particles piles up the top of rotatory feeder easily and takes place the jam during the use to lead to the unable continuous feed of hopper, the practical function is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the unreasonable design problem of the multifunctional feeding hopper of the pre-foaming machine in the prior art, and providing an automatic feeding device of the pre-foaming machine.

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

an automatic feeding device of a foam pre-foaming machine comprises a feeding hopper, wherein the top end and the bottom end of the feeding hopper are respectively provided with a feeding hole and a discharging hole, a rotary feeder is arranged in the feeding hopper, a mounting plate is arranged at the top end of the feeding hopper, the top end of the mounting plate is connected with a telescopic cylinder, the bottom end of the mounting plate is provided with an auxiliary blanking device, the auxiliary blanking device comprises two mounting rods which are symmetrically and fixedly mounted on the bottom wall of the mounting plate, the bottom ends of the two mounting rods penetrate through the top wall of the feeding hopper and extend into the feeding hopper, the bottom ends of the two mounting rods are jointly and fixedly provided with an annular scraper matched with the feeding hopper, the bottom wall of the mounting plate is fixedly provided with a tamping rod, and the tamping bar runs through the feed inlet and extends to the feeding hopper, be connected with exhaust treatment device on the lateral wall of feeding hopper bottom.

Preferably, the top wall of the annular scraper is a bevel.

Preferably, the top wall of the feeding hopper is provided with a limiting block matched with the mounting plate.

Preferably, the exhaust gas treatment device comprises an exhaust pipe inserted on the feeding hopper, one end of the exhaust pipe, which is far away from the feeding hopper, is connected with an air extractor and an exhaust gas filtering device, and one end of the exhaust pipe, which is close to the feeding hopper, is provided with a metal filter screen.

Preferably, the metal filter screen is positioned in the feeding hopper, and one side of the metal filter screen close to the feeding hopper is spherical.

Compared with the prior art, the utility model discloses there is following beneficial effect:

1. the auxiliary blanking device is arranged at the top end of the rotary feeder, and when the telescopic cylinder pushes the mounting plate, the mounting rod, the annular scraper blade and the tamping rod to move downwards, the foam plastic particles in the feeding hopper can be pushed to move downwards, so that the foam plastic particles can be prevented from being blocked at the top end of the rotary feeder, the using effect of the feeding hopper is improved, the design is reasonable, and the practical effect is good;

2. be connected with exhaust tube and exhaust treatment device on the lateral wall of feeding hopper bottom, can in time take out the harmful gas that the mould during operation produced to avoid harmful gas to follow the top of feeding hopper after the polluted environment that escapes, reasonable in design, excellent in use effect.

Drawings

Fig. 1 is a front structural sectional view of an automatic feeding device of a foam pre-expander provided by the utility model;

fig. 2 is the front structural schematic diagram of the automatic feeding device of the pre-foaming machine provided by the utility model.

In the figure: 1 feeding hopper, 2 feed inlets, 3 discharge gates, 4 rotatory feeders, 5 mounting panels, 6 telescopic cylinder, 7 installation poles, 8 annular scraper blades, 9 ram, 10 stopper, 11 exhaust tubes, 12 metal filter screens.

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.

Referring to fig. 1-2, an automatic feeding device of a foam pre-foaming machine comprises a feeding hopper 1, a feeding port 2 and a discharging port 3 are respectively arranged at the top end and the bottom end of the feeding hopper 1, a rotary feeder 4 is arranged in the feeding hopper 1, a mounting plate 5 is arranged at the top end of the feeding hopper 1, a telescopic cylinder 6 is connected at the top end of the mounting plate 5, an auxiliary blanking device is arranged at the bottom end of the mounting plate 5, the auxiliary blanking device comprises two mounting rods 7 symmetrically and fixedly mounted on the bottom wall of the mounting plate 5, the bottom ends of the two mounting rods 7 penetrate through the top wall of the feeding hopper 1 and extend into the feeding hopper 1, annular scraping plates 8 mutually matched with the feeding hopper 1 are fixedly mounted at the bottom ends of the two mounting rods 7 together, a tamping rod 9 is fixedly mounted on the bottom wall of the mounting plate 5, the tamping rod 9 penetrates through the feeding port 2 and extends into the, the foam particles are prevented from accumulating on the top wall of the annular flight 8.

Install the stopper 10 of mutually supporting with mounting panel 5 on the roof of feeding hopper 1, can inject the scope that mounting panel 5 moved down to be convenient for drop into feeding hopper 1 with the foamed plastic granule through feed inlet 2 from the bottom of stopper 10.

Be connected with exhaust treatment device on the lateral wall of 1 bottom of feeding hopper, exhaust treatment device is including inserting exhaust tube 11 of establishing on feeding hopper 1, and the one end that feeding hopper 1 was kept away from to exhaust tube 11 is connected with air extractor and exhaust gas filtering device, and exhaust tube 11 is close to the one end of feeding hopper 1 and installs metal filter 12, can in time take out the harmful gas that the mould during operation produced to avoid harmful gas from the top of feeding hopper 1 after the polluted environment of escaping.

Metal screen 12 is located feeding hopper 1, and metal screen 12 is close to feeding hopper 1 one side for the sphere can prevent when bleeding that the foam plastic granule is adsorbed on metal screen 12.

The utility model discloses in, telescopic cylinder 6 promotes mounting panel 5, installation pole 7, foam plastic granules in the feeding hopper 1 can be promoted to move down when annular scraper blade 8 and ram 9 move down, thereby can avoid foam plastic granules to take place to block up on the top of rotatory feeder 4, be connected with exhaust tube 11 and exhaust-gas treatment device on the lateral wall of 1 bottom of feeding hopper, can in time take out the harmful gas that the mould during operation produced, thereby avoid harmful gas from the top escape rear pollution environment of feeding hopper 1.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

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.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a foam pre-expander automatic feed device, includes feeding hopper (1), its characterized in that: the feeding device is characterized in that the top end and the bottom end of the feeding hopper (1) are respectively provided with a feeding port (2) and a discharging port (3), a rotary feeder (4) is installed in the feeding hopper (1), a mounting plate (5) is installed on the top end of the feeding hopper (1), the top end of the mounting plate (5) is connected with a telescopic cylinder (6), an auxiliary blanking device is installed at the bottom end of the mounting plate (5) and comprises two mounting rods (7) which are symmetrically and fixedly installed on the bottom wall of the mounting plate (5), the bottoms of the two mounting rods (7) penetrate through the top wall of the feeding hopper (1) and extend into the feeding hopper (1), the bottoms of the two mounting rods (7) are jointly and fixedly installed with annular scraping plates (8) which are mutually matched with the feeding hopper (1), and a tamping rod (9) is fixedly installed on the bottom wall of the mounting, and the tamping rod (9) runs through the feed inlet (2) and extends into the feeding hopper (1), and the outer side wall at the bottom end of the feeding hopper (1) is connected with a waste gas treatment device.

2. The automatic feeding device of the foam pre-foaming machine according to claim 1, characterized in that: the top wall of the annular scraper (8) is an inclined plane.

3. The automatic feeding device of the foam pre-foaming machine according to claim 1, characterized in that: and a limiting block (10) matched with the mounting plate (5) is mounted on the top wall of the feeding hopper (1).

4. The automatic feeding device of the foam pre-foaming machine according to claim 1, characterized in that: the waste gas treatment device comprises an exhaust pipe (11) inserted on a feeding hopper (1), wherein one end, far away from the feeding hopper (1), of the exhaust pipe (11) is connected with an air extractor and a waste gas filtering device, and a metal filter screen (12) is installed at one end, close to the feeding hopper (1), of the exhaust pipe (11).

5. The automatic feeding device of the pre-foaming machine according to claim 4, characterized in that: the metal filter screen (12) is located in the feeding hopper (1), and one side, close to the feeding hopper (1), of the metal filter screen (12) is a spherical surface.