CN210415637U

CN210415637U - Biomass hydraulic forming machine with longitudinal prepressing and automatic demoulding functions

Info

Publication number: CN210415637U
Application number: CN201920815232.0U
Authority: CN
Inventors: 彭嘉琪
Original assignee: Hunan Jiayuan Energy Technology Co Ltd
Current assignee: Hunan Jiayuan Energy Technology Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-04-28
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses a biomass hydraulic forming machine with longitudinal prepressing and automatic demoulding functions, which belongs to the field of agricultural machine forming and comprises a material conveying module, an extrusion forming module and a formed material conveying module, wherein the material conveying module mainly comprises a hopper for conveying materials and a spiral feeding rod for uniformly distributing materials is arranged in the hopper; the extrusion forming module mainly comprises an extrusion assembly and a movable demolding assembly which are arranged above the forming die cavity and used for pushing materials and used for extrusion forming, and the material conveying module mainly comprises a material conveying belt and a transmission part. The utility model adopts spiral uniform material distribution, multiple dies independently perform hydraulic pressure, and convert the traditional main pressure extrusion into single die cavity extrusion; the original serial working mode is changed into parallel, the equipment cost is low, the maintenance is convenient and fast, the required energy is less, the occupied space is small, the movement is convenient, and the small-sized production is facilitated.

Description

Biomass hydraulic forming machine with longitudinal prepressing and automatic demoulding functions

Technical Field

The utility model belongs to living beings hydraulic forming field specifically is a living beings hydraulic forming machine with vertical pre-compaction and automatic demoulding function.

Background

The biomass materials are straws of rice, wheat and the like, which are common, and after the goods are received, the straws become wastes and are stacked in the field, and the direct combustion can cause high air pollution and high dust, so that the PM2.5 in the air is increased, and the air environment of nearby cities is influenced; however, if the biomass waste can be subjected to a curing process, it can be converted into a clean fuel (no sulfide waste gas). In the prior art, wastes such as agriculture and forestry are prepared into various molded biomass briquette fuels through processes such as crushing, mixing, extruding, drying and the like, so that the biomass briquette fuels become novel clean environment-friendly fuels.

In addition, in the animal husbandry, the pasture as the cultivation occupies a relatively large space for storage, needs more manpower and material resources, and can be well stored and stored if the pasture can be solidified and compressed and sprayed with water again to be dispersed when in use, thereby being convenient for the animal husbandry cultivation.

The existing common biomass forming machine manually or automatically conveys agricultural and forestry wastes and the like into forming equipment, a movable die is arranged at the tail end of a main shaft of the forming equipment, and then the forming is carried out in the die by extrusion; the structure has low compression efficiency on the biomass material, and the moving die has long action time, thus being not beneficial to high-efficiency production and processing.

In addition, the existing biomass hydraulic forming machine is large in equipment, large in required hydraulic oil cylinder, large in occupied space and high in required energy; the production equipment has high cost, is not beneficial to miniaturization production and movement, and has higher production cost and equipment maintenance cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problems, and provides a biomass hydraulic forming machine with the functions of longitudinal pre-pressing and automatic demoulding, which adopts spiral uniform distribution, and multiple dies independently carry out hydraulic pressure, and converts the traditional main pressure into a single small die cavity for extrusion; the device has low cost, convenient and fast maintenance, less energy, small occupied space and convenient movement, and is beneficial to miniaturized production.

In order to realize the above purpose, the utility model adopts the technical scheme that: a biomass hydraulic forming machine with longitudinal prepressing and automatic demoulding functions comprises a material conveying module, an extrusion forming module and a formed material conveying module, wherein the material conveying module comprises a feed hopper for conveying materials, a spiral feed rod for uniformly distributing materials is arranged in the feed hopper, and a plurality of discharge ports are arranged below the feed hopper; the extrusion module includes that the mould chamber top is provided with the extrusion subassembly that is used for the propelling movement material to get into the mould chamber, a main pressure extrusion subassembly and movable drawing of patterns subassembly that is used for extrusion, after accomplishing the extrusion process, accomplish automatic drawing of patterns process by movable drawing of patterns subassembly, material transport module includes material conveyer belt and the transmission part that movable drawing of patterns subassembly below set up for the material after the conveying shaping.

Furthermore, two spiral feeding rods (5) which are arranged side by side are arranged in the feeding hopper (2), the rotating directions of the two spiral feeding rods (5) during feeding are opposite, meanwhile, a feeding transmission assembly (3) is arranged outside the feeding hopper and connected with the spiral feeding rods and used for providing power for rotating the spiral feeding rods (5), and the feeding transmission assembly (3) connected with the spiral feeding rods (5) comprises a driving motor and a transmission device and is installed on the feeding hopper (2) through an assembly fixing flange (4).

Further, the below of hopper (2) is provided with a plurality of feed openings, and the hopper below is provided with blanking storehouse (6), blanking storehouse (6) divide into blanking transition bin (601), blanking extrusion storehouse (602), blanking transition bin (601) design is a plurality of independent storehouses, and all is provided with blanking extrusion jar installation frock (19) in each storehouse, be provided with blanking extrusion jar (17) on each blanking extrusion jar installation frock (19), each blanking extrusion jar (17) are connected with blanking stripper plate (18) through blanking extrusion jar connecting axle (20).

Furthermore, blanking transition bin (601) is a whole bin, and the below is provided with a plurality of blanking extrusion storehouses (602), be provided with blanking extrusion cylinder installation frock (19) in blanking transition bin (601), be provided with a blanking extrusion cylinder (17) on blanking extrusion cylinder installation frock (19), blanking extrusion cylinder (17) are connected with a plurality of blanking stripper plates (18) that are used for synchronous extrusion material to get into forming die cavity (10) through a plurality of blanking extrusion cylinder connecting axles (20).

Furthermore, the blanking extrusion plate (18) is in a prism or conical structure with a small upper surface and a large lower surface and is adapted to a feeding hole on the connected forming die cavity (10).

Furthermore, a material forming main pressure plate (11) is arranged in the forming die cavity (10), and the material forming main pressure plate (11) is connected with a main hydraulic cylinder (13) through a main hydraulic cylinder connecting shaft (12) to form an extrusion assembly.

Furthermore, a material baffle plate (24) is arranged in the forming die cavity (10), the material baffle plate (24) is connected with a material baffle plate driving cylinder (22) through a material baffle plate connecting shaft (23), and the material baffle plate (24) can completely cover the feeding hole.

Furthermore, pre-pressing in a pre-pressing area (1002) of the forming mold cavity and material conveying blocking from a blanking bin (6) to the forming mold cavity (10) are finished through a main hydraulic cylinder (13) and a material baffle driving cylinder (22).

Further, forming die chamber (10) divide into forming die high pressure district (1001) and forming die chamber pre-compaction district (1002), forming die high pressure district (1001) is equipped with drawing of patterns frock (15), drawing of patterns frock (15) are connected with drawing of patterns pneumatic cylinder (7) through drawing of patterns pneumatic cylinder connecting axle (16), drawing of patterns pneumatic cylinder (7) are fixed through drawing of patterns pneumatic cylinder mounting hole (21) that sets up on drawing of patterns pneumatic cylinder installation section bar (104).

Furthermore, drawing of patterns pneumatic cylinder (7) can drive drawing of patterns frock (15) and retrieve after accomplishing the extrusion action in forming die high pressure district (1001), makes shaping material (8) fall on conveyer belt (9), conveyer belt (9) and conveyer belt drive assembly (14) constitute shaping material conveying module.

The utility model has the advantages that:

1. double-helix uniform feeding is adopted, so that materials can be conveniently dispersed for distribution and blanking;

2. the hydraulic forming machine mainly aims at the fine materials to carry out rapid forming extrusion with not too high pressure requirement; the speed is high, and the efficiency is high;

3. the traditional main hydraulic cylinder is replaced by an independent small hydraulic cylinder and an independent die cavity, and materials are extruded and molded independently; therefore, the structure is convenient to miniaturize, and the mobile production is convenient;

4. the equipment occupies small space, is independent of a hydraulic cavity, does not influence other production due to single hydraulic failure, and has strong production continuity and equipment fault tolerance;

5. convenient maintenance, low energy consumption of equipment, energy conservation and environmental protection.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is a schematic top view of the structure of fig. 1.

Fig. 3 is a schematic front view of the structure of the blanking extrusion part when a plurality of extrusion cylinders are driven.

Fig. 4 is a front view structure schematic diagram when the blanking extrusion part is driven by a single extrusion cylinder.

Fig. 5 is a schematic view of the driving structure of fig. 3.

Fig. 6 is a schematic view of the driving structure of fig. 4.

Fig. 7 is a schematic perspective view of the extruded part.

Fig. 8 is a sectional view a-a of fig. 4.

Fig. 9 is a sectional view of the mold cavity of the present invention in a pre-pressed state.

Fig. 10 is a sectional view of the mold cavity of the present invention at a high pressure.

Fig. 11 is a schematic perspective view of the automatic demolding mechanism of the present invention.

The text labels in the figures are represented as: 1. a machine base; 2. a hopper; 3. a feeding transmission assembly; 4. an assembly fixing flange; 5. a screw feed rod; 6. a blanking bin; 7. a demoulding hydraulic cylinder; 8. molding the material; 9. a conveyor belt; 10. forming a mold cavity; 11. forming a main pressing plate by using a material; 12. a main hydraulic cylinder connecting shaft; 13 a master cylinder; 14. a conveyor belt drive assembly; 15. demolding tooling; 16. a demoulding hydraulic cylinder connecting shaft; 17. a blanking extrusion cylinder; 18. blanking and extruding plates; 19. a blanking extrusion cylinder mounting tool; 20. a blanking extrusion cylinder connecting shaft; 21. mounting holes of the demoulding hydraulic cylinder; 22. the material baffle plate drives the cylinder; 23. a material baffle connecting shaft; 24. a material baffle;

101. a hopper mounting surface; 102. the main hydraulic cylinder is fixedly supported; 103. forming a mold cavity support profile; 104. the demoulding hydraulic cylinder is fixedly supported; 601. a blanking transition bin; 602. a blanking extrusion bin; 1001. a forming die cavity high pressure region; 1002. and forming a pre-pressing area of the mold cavity.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding the technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the present invention.

As shown in fig. 1-2, the specific structure of the present invention is: the utility model provides a living beings hydraulic forming machine with vertical pre-compaction and automatic demoulding function, it includes the material conveying, extrusion, three major parts are carried to the shaping material, the material is carried including the frame 1 that plays supporting role, install hopper 2 that is used for transporting the material on frame 1, the spiral pay-off pole 5 that revolves to opposite that sets up in the hopper 2, the hopper outside links to each other with the spiral pay-off pole and is provided with pay-off drive assembly 3 and

subassembly mounting flange

4, 5 reverse relative rotations of two spiral pay-off poles, the material of being convenient for assembles the centre, fall into the pay-off mouth from the centre and process.

The extrusion molding comprises extrusion for preventing blanking accumulation, molding prepressing, molding high pressure and automatic demolding after molding, the extrusion part for preventing blanking accumulation comprises a blanking bin 6, as shown in figures 3-6, the blanking bin is divided into a blanking transition bin 601 and a blanking extrusion bin 602, and materials accumulated in the blanking bin 6 are extruded through a blanking extrusion cylinder mounting tool 19, a blanking extrusion cylinder 17, a blanking extrusion cylinder connecting shaft 20 and a blanking extrusion plate 18; the blanking extrusion cylinder 17 can drive a plurality of blanking extrusion plates 18 to move, and the blanking extrusion cylinders 17 can drive a plurality of blanking extrusion plates 18 to move, so that the materials are extruded into the forming die cavity 10 from the blanking bin 6.

As shown in fig. 7-8, after the material reaches the pre-pressing area of the forming mold cavity, the forming mold cavity 10 is fixed on the forming mold cavity support profile 103, a main hydraulic cylinder 13, a main hydraulic cylinder connecting shaft 12 and a material forming main pressure plate 11 are arranged in the pre-pressing area 1002 of the forming mold cavity 10, the main hydraulic cylinder is fixed on the main hydraulic cylinder fixing support 102 by 13, as shown in fig. 9 and 10, when in extrusion, a material baffle plate 24 firstly blocks a feeding hole on the forming mold cavity 10, the main hydraulic cylinder 13 pushes the material forming main pressure plate 11 to extrude the material in the forming mold cavity 10 by two processes of pre-pressing and high pressure, wherein the pre-pressing area is longer than the high pressure area, the extrusion speed of the pre-pressing area is faster than that of the high pressure area, and a demolding tool 15 is arranged at the end of the forming mold high pressure area 1001 in the forming.

As shown in fig. 11, the demolding tool 15 is connected with the demolding hydraulic cylinder 7 through the demolding hydraulic cylinder connecting shaft 16, the demolding hydraulic cylinder 7 is fixed on the demolding hydraulic cylinder fixing support 104, and the demolding hydraulic cylinder 7 contracts after the material is molded to drive the demolding tool 15 to move, so that the molded material in the high-pressure area falls.

The forming material conveying part mainly comprises a conveying belt 9 and a conveying belt driving assembly 14, is arranged below the demolding tool 15, and falls onto the conveying belt 9 after the materials are formed through automatic demolding.

When the device is used specifically, biomass materials (which can be biomass fuel or biomass feed stored in livestock raising) are smashed and deslagged, then enter the feeding hopper 2, and are distributed in the feeding openings through the spiral feeding rod 5; quantitative blanking can also be realized by adopting a quantitative blanking device (not marked in the figure, and the existing quantitative equipment with various models can be adopted).

The working principle is as follows: 1. the dried and crushed biological material passes through a bidirectional spiral feeding system

The blanking extrusion cylinder 18 uniformly enters the forming die cavity 10 right below after extrusion, and firstly enters the pre-pressing area 1002 of the forming die cavity.

2. The material is at the position of the forming die cavity 1002, and the main hydraulic cylinder 13 drives the main material forming pressure plate 11 to pre-press the material entering the forming die cavity 10 through the main hydraulic cylinder connecting shaft 12.

3. During prepressing, the material baffle plate 24 is driven by the material baffle plate driver 22 to seal the feeding hole of the forming die cavity 10.

4. The material is extruded by the forming main pressing plate 11, and simultaneously, the material baffle plate 112 is driven to perform prepressing action, and then the prepressing is stopped.

5. And after the pre-pressure is finished, the high-pressure electromagnetic valve is automatically opened, and the high pressure starts to be started until the set high-pressure is reached.

6. After the high pressure is finished, the demoulding hydraulic cylinder 7 arranged at the other end of the forming mould cavity 10 acts to drive the demoulding tool 15 to move, so that the formed material falls off,

7. after falling, the main hydraulic cylinder 13 contracts to drive the main material forming pressure plate 11 to return, and then the material baffle plate drive 22 drives the material baffle plate 24 to contract, so that the feeding hole of the forming mold cavity 10 is opened.

8. After the formed material falls, the material is conveyed by a conveying belt, the whole process is completed, and the next process is started.

9. The above operations are repeated to form a continuous operation.

The structure and position of the solenoid valve are not labeled here, but it is a technology that is easier to implement in the prior art, i.e. the electromagnetic control of the contact is implemented in cooperation with the hydraulic pressure, and it is not explained here too much.

It should be noted that, in this document, 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 principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. A biomass hydraulic forming machine with longitudinal pre-pressing and automatic demoulding functions is characterized by comprising a machine base (1), wherein a feed hopper (2) is arranged above the machine base, a spiral feed rod (5) for conveying materials is arranged in the feed hopper (2), a plurality of feed openings are formed below the feed hopper, an extrusion assembly is arranged below each feed opening, a forming die cavity (10) is formed, one end of each forming die cavity (10) is provided with the extrusion assembly for extrusion forming, and a material baffle (24) for sealing the feed openings is arranged at the same time; the other end is provided with drawing of patterns frock (15), drawing of patterns frock (15) are connected with drawing of patterns pneumatic cylinder (7), drawing of patterns pneumatic cylinder (7) are installed on drawing of patterns pneumatic cylinder mounting hole (21) to the below is provided with conveyer belt (9).

2. The biomass hydraulic forming machine with the functions of longitudinal pre-pressing and automatic demoulding as claimed in claim 1, characterized in that two side-by-side spiral feeding rods (5) are arranged in the feeding hopper (2), the rotation directions of the two spiral feeding rods (5) are opposite, a feeding transmission assembly (3) is arranged outside the feeding hopper and connected with the spiral feeding rods, the transmission assembly (3) comprises a driving motor and a transmission device, and is mounted through an assembly fixing flange (4).

3. The biomass hydraulic forming machine with the functions of longitudinal pre-pressing and automatic demolding is characterized in that a plurality of blanking ports are arranged below a feeding hopper (2), a blanking bin (6) is arranged below the feeding hopper, the blanking bin (6) is divided into a blanking transition bin (601) and a blanking extrusion bin (602), the blanking transition bin (601) is designed into a plurality of independent bins, blanking extrusion cylinder mounting tools (19) are arranged in each bin, a blanking extrusion cylinder (17) is arranged on each blanking extrusion cylinder mounting tool (19), and each blanking extrusion cylinder (17) is connected with a blanking extrusion plate (18) through a blanking extrusion cylinder connecting shaft (20).

4. The biomass hydraulic forming machine with the functions of longitudinal pre-pressing and automatic demolding according to claim 3, characterized in that the blanking transition bin (601) is an integral bin, a plurality of blanking extrusion bins (602) are arranged below the integral bin, a blanking extrusion cylinder mounting tool (19) is arranged in the blanking transition bin (601), a blanking extrusion cylinder (17) is arranged on the blanking extrusion cylinder mounting tool (19), and the blanking extrusion cylinder (17) is connected with a plurality of blanking extrusion plates (18) used for synchronously extruding materials to enter the forming die cavity (10) through a plurality of blanking extrusion cylinder connecting shafts (20).

5. The biomass hydraulic forming machine with the functions of longitudinal pre-pressing and automatic demoulding as claimed in claim 4, characterized in that the blanking extrusion plate (18) is a prism or a cone which is adapted to the feeding hole on the connected forming die cavity (10).

6. The biomass hydraulic forming machine with the functions of longitudinal pre-pressing and automatic demoulding as claimed in claim 1, characterized in that a material forming main pressure plate (11) is arranged in the forming mould cavity (10), and the material forming main pressure plate (11) is connected with a main hydraulic cylinder (13) through a main hydraulic cylinder connecting shaft (12) to form an extrusion assembly.

7. The biomass hydraulic forming machine with the functions of longitudinal pre-pressing and automatic demoulding as claimed in claim 1, characterized in that a material baffle (24) is arranged in the forming die cavity (10), and the material baffle (24) is connected with a material baffle driving cylinder (22) through a material baffle connecting shaft (23).

8. The biomass hydraulic forming machine with the longitudinal pre-pressing and automatic demolding functions as claimed in claim 1, wherein the forming mold cavity (10) is divided into a forming mold high-pressure area (1001) and a forming mold cavity pre-pressing area (1002).

9. The biomass hydraulic forming machine with the functions of longitudinal pre-pressing and automatic demoulding as claimed in claim 8, characterized in that the forming die high-pressure area (1001) is provided with a demoulding tool (15), and the demoulding tool (15) is connected with the demoulding hydraulic cylinder (7) through a demoulding hydraulic cylinder connecting shaft (16).

10. The biomass hydraulic forming machine with the longitudinal pre-pressing and automatic demolding functions as claimed in claim 1, wherein a conveyor belt (9) is arranged below the demolding tool (15), and the conveyor belt (9) is connected with a conveyor belt driving assembly (14).