CN218428954U - Biomass seedling raising pot compression molding device - Google Patents

Abstract

The utility model discloses a compression molding device for biomass seedling raising bowls, which relates to the technical field of biomass seedling raising containers and comprises a convex die body, a concave die body, a demolding mechanism and a support frame, wherein the concave die body is used for accommodating materials, the top end of the concave die body is opened, a first through hole is formed in the bottom of the concave die body, the support frame is used for bearing the concave die body, the demolding mechanism can be arranged below the concave die body in a vertically moving manner, one end of the demolding mechanism can extend into the first through hole, the outer wall of the part of the demolding mechanism extending into the first through hole can be attached to the hole wall of the first through hole, and the other end of the demolding mechanism is used for extending downwards; spaces are reserved between the outer wall of the part of the convex die body extending into the concave die body, the inner wall of the concave die body and the outer wall of the part of the demoulding mechanism extending into the concave die body, and a die cavity is formed; the material is extruded by the convex die body to form a forming body in the die cavity; the upward movement of the demoulding mechanism can separate the formed body from the concave mould body, and the demoulding difficulty can be effectively reduced.

Description

Biomass seedling raising pot compression molding device

Technical Field

The utility model relates to a living beings container technical field of growing seedlings especially relates to a living beings alms bowl compression moulding device of growing seedlings.

Background

The seedling pot is a container for raising seedlings of agricultural and forest crops, and the seedling pot has the advantages of short seedling raising time, high survival rate, no limitation of seasons and the like when used for raising seedlings in a specific seedling raising environment. Most of the materials used for manufacturing the seedling raising pots in the market at present are plastics and other materials which have great influence on the ecological environment; in order to achieve sustainable development, people pay more and more attention to reasonable resource utilization of agriculture and forestry biomass resources (mainly comprising agriculture and forestry residues such as crop straws, sawdust and fallen leaves and residues after processing of agriculture and forestry products such as potato residues and rice husks), therefore, the biomass seedling pot gradually replaces the traditional plastic seedling pot and becomes a development trend, the biomass seedling pot can be used for fully playing the value of the agriculture and forestry biomass resources, the negative influence caused by improper treatment of the agriculture and forestry wastes is reduced, meanwhile, the agricultural production quality can be improved, and the biomass seedling pot has excellent economic benefit and social benefit.

The preparation of the plastic seedling raising pot is generally carried out by adopting a plastic uptake forming process, namely: heating and softening the plastic sheet, adhering the sheet to a forming mold completely in a negative pressure adsorption mode, and cooling to form the seedling raising pot. For the biomass seedling raising pot with the forming raw material being biomass material, the plastic suction forming device of the plastic seedling raising pot is obviously not suitable; in addition, some current compression forming moulds mainly include die and terrace die, when utilizing current mould to carry out living beings seedling bowl preparation, often can have the problem that seedling bowl is difficult to the drawing of patterns after the compression forming.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a living beings are educated seedling pot compression moulding device to solve the problem that above-mentioned prior art exists, can reduce the drawing of patterns degree of difficulty effectively.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a compression molding device for biomass seedling raising bowls, which comprises a convex die body, a concave die body, a demolding mechanism and a support frame, wherein the concave die body is used for accommodating materials, the top end of the concave die body is opened, a first through hole is formed in the bottom of the concave die body, the support frame is used for bearing the concave die body, the demolding mechanism can be arranged below the concave die body in a vertically movable manner, one end of the demolding mechanism can extend into the first through hole, the outer wall of the part of the demolding mechanism extending into the first through hole can be attached to the hole wall of the first through hole, and the other end of the demolding mechanism is used for extending downwards; one end of the convex die body is used for being connected with a pressurizing element, and the other end of the convex die body is used for extending into the concave die body from the top end of the concave die body; spaces are reserved between the outer wall of the part of the convex die body, which extends into the concave die body, the inner wall of the concave die body and the outer wall of the part of the demoulding mechanism, which extends into the concave die body, and a die cavity is formed; the material is extruded by the convex die body to form a forming body in the die cavity; the demoulding mechanism moves upwards to separate the moulded body from the concave mould body.

Preferably, the demolding device further comprises a driving mechanism, wherein the driving mechanism is in transmission connection with the demolding mechanism and can provide power for the upward movement of the demolding mechanism.

Preferably, the driving mechanism comprises a handle, a crank, a transmission shaft and a cam, the transmission shaft can be rotatably arranged on the support frame around the axis of the transmission shaft and is arranged below the die body, the cam is used for fixedly sleeving the transmission shaft, and the surface of the cam in the circumferential direction of the axis of the transmission shaft is used for being in contact with one end face, far away from the die body, of the demolding mechanism; one end of the crank is used for being fixedly connected with one end of the transmission shaft, the other end of the crank is used for being fixedly connected with one end of the handle, and the handle is pulled to enable the transmission shaft to rotate and drive the demoulding mechanism to move upwards or downwards.

Preferably, the device further comprises a heating device, and the heating device can heat the material.

Preferably, the heating device comprises a heating sleeve which is detachably fixed on the outer wall of the die body in a fixed mode and can heat the material contained in the die body.

Preferably, the support frame comprises an outer support frame and an inner support frame, the outer support frame is used for fixedly covering the outer side of the inner support frame, the outer support frame is used for being fixedly connected with the top end of the die body, and the inner support frame is used for being arranged below the die body and capable of supporting the die body.

Preferably, the demolding mechanism comprises a top body, a top rod and an elastic piece, the top body can extend into the first through hole, the outer wall of the top body can be attached to the hole wall of the first through hole, one end of the top rod is fixedly arranged on the top body, the other end of the top rod is used for extending downwards and can be driven by the driving mechanism to move along the axis direction of the top rod, the elastic piece is used for being in a compression state, one end of the elastic piece is used for being pressed on the top rod and being far away from one end of the die body, and the other end of the elastic piece is used for extending towards the direction close to the die body and being pressed on the inner supporting frame.

Preferably, the top body is provided with a cylindrical part and a circular truncated cone part, the outer wall of the circular truncated cone part can be attached to the hole wall of the first through hole, and the top surface of the circular truncated cone part is flush with the bottom surface of the inner wall of the concave die body in the material forming process; the pressure of the elastic piece acting on the ejector rod can keep the top surface of the circular table part level with the bottom surface of the inner wall of the concave die body when the material is pressed by the convex die body; and the elastic part acts on the pressure on the ejector rod, so that the top surface of the circular table part can return to be flush with the bottom surface of the inner wall of the die body after demolding.

Preferably, the top end of the female mold body has a first step portion, and the top end of the male mold body has a second step portion; the surface of the first step portion can be attached to the surface of the second step portion.

Preferably, the male die body comprises a male die body and a connecting rod, one end of the male die body is used for extending into the female die body from the top end of the female die body, the other end of the male die body is used for being detachably and fixedly connected with one end of the connecting rod, and the other end of the connecting rod is used for being detachably and fixedly connected with the pressurizing element.

The utility model discloses for prior art gain following technological effect:

the utility model provides a living beings seedling raising alms bowl compression moulding device, through set up on the male mold body stretch into the partial outer wall of female mold body and the inner wall of female mold body and demoulding mechanism on stretch into the partial outer wall of female mold body leave the space and form the die cavity, make the material by compression moulding in the die cavity, demoulding mechanism can locate the below of female mold body with reciprocating so that exert the effort to the internal moulded body of die to promote the moulded body and the separation of female mold body through demoulding mechanism rebound, can reduce the drawing of patterns degree of difficulty effectively, and the production efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an assembly schematic view of a biomass seedling pot compression molding device provided by the utility model;

fig. 2 is a schematic view of an assembly structure of a male die body and a connecting rod in the biomass seedling-raising pot compression molding device provided in fig. 1;

fig. 3 is a schematic structural view of a concave mold body in the compression molding device of the biomass seedling raising pot provided in fig. 1;

fig. 4 is a schematic cross-sectional structural view of an outer support frame in the compression molding device for biomass seedling pots provided in fig. 1 in one direction;

fig. 5 is a schematic cross-sectional structural view in another direction of an outer support frame in the compression molding device for biomass seedling raising pots provided in fig. 1;

fig. 6 is a schematic structural diagram of an inner support frame in the biomass seedling raising pot compression molding device provided in fig. 1;

fig. 7 is a schematic structural view of a demoulding mechanism in the compression molding device for the biomass seedling raising pot provided in fig. 1;

fig. 8 is a schematic structural view of a driving mechanism in the compression molding device of the biomass seedling raising pot provided in fig. 1;

fig. 9 is a schematic structural view of a seedling raising pot manufactured by the biomass seedling raising pot compression molding device provided in fig. 1;

fig. 10 is a schematic structural view of an inner cavity of a female die body in the biomass seedling pot compression molding device provided in fig. 1;

fig. 11 is a schematic overall structure diagram of the compression molding device for the biomass seedling raising pot provided in fig. 1.

In the figure: 100-biomass seedling raising pot compression molding device, 111-material, 1-driving mechanism, 2-inner support frame, 3-outer support frame, 4-demoulding mechanism, 5-connecting rod, 6-male mould body, 7-female mould body, 8-heating sleeve, 71-female mould body, 72-female mould disc, 31-bottom plate, 32-side plate, 33-top plate, 21-bottom plate, 22-supporting sleeve, 41-top body, 42-top rod, 43-elastic piece, 44-supporting seat, 11-cam, 12-transmission shaft, 13-supporting flange, 14-handle and 15-crank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model aims at providing a living beings are educated seedling pot compression moulding device to solve the problem that above-mentioned prior art exists, can reduce the drawing of patterns degree of difficulty effectively.

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1-11, the utility model provides a biomass seedling raising pot compression molding device 100, including the die body, the die body 7, demoulding mechanism 4 and support frame, the die body 7 is used for holding material 111, and the top end opening of the die body 7, first through-hole has been seted up to the bottom of the die body 7, the support frame is used for bearing the die body 7, demoulding mechanism 4 can locate the below of the die body 7 with reciprocating, one end of demoulding mechanism 4 can stretch into first through-hole, and the outer wall of the part that stretches into the first through-hole on demoulding mechanism 4 can be laminated with the pore wall of first through-hole, the other end of demoulding mechanism 4 is used for extending downwards, one end of the die body is used for being connected with the pressure element, the other end of the die body is used for stretching into the inside of the die body 7 from the top of the die body 7; spaces are reserved between the outer wall of the part of the convex die body, which extends into the concave die body 7, the inner wall of the concave die body 7 and the outer wall of the part of the demoulding mechanism 4, which extends into the concave die body 7, and a cavity is formed; the material 111 is extruded by the convex die body to form a forming body in the die cavity; the mold-releasing mechanism 4 moves upward to separate the molded body from the cavity body 7.

The utility model provides a living beings nursery pot compression moulding device 100, through set up on the convex mould body stretch into the outer wall of the part of concave mould body 7 and the inner wall of concave mould body 7 and demoulding mechanism 4 on stretch into leave the space and form the die cavity between the outer wall of the part of concave mould body 7, make material 111 in the die cavity by compression moulding, demoulding mechanism 4 can locate the below of concave mould body 7 with reciprocating so that exert the effort to the shaping body in the concave mould body 7, and promote the shaping body and the separation of concave mould body 7 through 4 rebound of demoulding mechanism, can reduce the drawing of patterns degree of difficulty effectively, and the production efficiency is improved.

Further, the utility model provides a living beings are educated seedling bowl compression moulding device 100 and still include actuating mechanism 1, actuating mechanism 1 is used for being connected and can provide power for demoulding mechanism 4 rebound with demoulding mechanism 4 transmission, as the optional embodiment of this embodiment, actuating mechanism 1's form can be motor drive (for example motor direct drive demoulding mechanism 4 reciprocates), hydraulic drive (for example the piston rod direct drive demoulding mechanism 4 in the pneumatic cylinder reciprocates) and conventional mechanical drive and transmission form such as pneumatic drive (for example the piston rod direct drive demoulding mechanism 4 in the pneumatic cylinder reciprocates).

As a preferred embodiment of this embodiment, the driving mechanism 1 includes a handle 14, a crank 15, a transmission shaft 12 and a cam 11, the transmission shaft 12 is rotatably disposed on the supporting frame around an axis of the transmission shaft 12 and is disposed below the cavity body 7, the cam 11 is configured to be fixedly sleeved on the transmission shaft 12, and a surface of the cam 11 in a circumferential direction of the axis of the transmission shaft 12 is configured to contact an end surface of the demolding mechanism 4, which is far away from the cavity body 7; one end of the crank 15 is used for being fixedly connected with one end of the transmission shaft 12, the other end of the crank 15 is used for being fixedly connected with one end of the handle 14, the handle 14 is pulled to enable the transmission shaft 12 to rotate and drive the demolding mechanism 4 to move upwards or downwards, the structure is simple, the transmission is clear, the manual pulling of the handle 14 can achieve the upwards or downwards movement of the demolding mechanism 4, and the manufacturing and using costs are saved.

Further, the utility model provides a living beings alms bowl compression moulding device that educates seedlings 100 still includes heating device, and heating device can heat material 111, can realize after normal atmospheric temperature and heating to educating seedling alms bowl press forming: starting a heating device to heat the compression-molded biomass material 111 with heating requirements; in the process of compression molding of the biomass material 111 which can be compressed and molded without heating, the heating device is closed or detached.

Further, the heating device comprises a heating sleeve 8, the heating sleeve 8 can be detachably fixedly sleeved on the outer wall of the concave die body 7 and can heat the material 111 contained in the concave die body 7, the temperature of the concave die body 7 and the temperature of the material 111 inside the concave die body can be adjusted to meet the hot pressing requirements under different conditions, during hot pressing operation, the material 111 is filled into the concave die body 7, the heating sleeve 8 is powered on to heat the material 111 in the concave die body 7 at the moment, the heating reaches the specified temperature, the heating sleeve 8 is powered on at the moment to ensure the constant temperature of the material 111 in the concave die body 7, the convex die body moves downwards, the processes of closed compression, pressure maintaining and the like of the biomass material 111 are completed in the concave die body 7 at a certain speed, and finally, the demolding mechanism 4 is used for ejecting the molded seedling raising pots to complete demolding; during cold pressing operation, preheating is not needed, the heating sleeve 8 is removed, the material 111 is directly filled into the concave die body 7 at the moment, then compression, pressure maintaining and demoulding are completed, and the process is the same as that of hot pressing operation.

Further, the support frame comprises an outer support frame 3 and an inner support frame 2, the outer support frame 3 is used for fixedly covering the outer side of the inner support frame 2, the outer support frame 3 is used for being fixedly connected with the top end of the concave die body 7, the inner support frame 2 is used for being placed below the concave die body 7 and capable of supporting the concave die body 7, specifically, the concave die body 7 comprises a concave die body 71 and a concave die disc 72, the concave die body 71 is used for containing the material 111 and enabling the material 111 to be pressed and formed in the concave die body 71, the concave die disc 72 is used for being fixedly connected to the top edge of the concave die body 71 and extending in the direction away from the central line of the concave die body 71, the concave die disc 72 is fastened on the outer support frame 3 through threaded fasteners such as bolts, the inner support frame 2 supports the concave die body 71 to bear the pressure transmitted by the concave die body 7 (the inner support frame 2 can bear most of loads generated in the seedling-raising pot compression forming process), and installation and operation space is provided for the demolding mechanism 4.

Further, the demolding mechanism 4 includes a top body 41, a top rod 42 and an elastic member 43, the top body 41 can extend into the first through hole, the outer wall of the top body 41 can be attached to the hole wall of the first through hole, one end of the top rod 42 is used for being fixedly arranged on the top body 41, the other end of the top rod 42 is used for extending downwards, is in transmission connection with the driving mechanism 1 and can move along the axial direction of the top rod under the driving of the driving mechanism 1, the elastic member 43 is used for being in a compressed state, and one end of the elastic member 43 is used for being pressed against one end, far away from the concave die body 7, of the top rod 42 (specifically, a support 44 is fixedly arranged at one end, far away from the concave die body 7, of the top rod 42 so as to support the elastic member 43, the support 44 can be arranged in a compressed state, so that the processing and installation costs can be reduced, in addition, if the support 44 and the top rod 42 are arranged into an integrated structure, the stability of the top rod 42 is improved), the other end of the elastic member 43 is used for extending towards the direction close to be pressed against the concave die body 7 and is arranged on the inner support frame 2, the elastic member 43 is preferably a spring, and the elastic member 43 can ensure that the elastic member 41 can be attached to the first through hole wall of the concave die body 111 in the compression process of preventing materials from overflowing; the spring is in a compressed state in the unloading process, so that the demolding speed can be reduced to prevent the too high unloading speed from influencing the integrity of the formed seedling raising pot.

Further, the top body 41 is provided with a cylindrical part and a circular truncated cone part, the outer wall of the circular truncated cone part can be attached to the hole wall of the first through hole, and the top surface of the circular truncated cone part is flush with the bottom surface of the inner wall of the concave die body in the material forming process; the pressure of the elastic piece 43 acting on the ejector rod 41 can keep the top surface of the circular table part level with the bottom surface of the inner wall of the die body 7 when the material is pressed by the die body; and the pressure of the elastic part 43 acting on the ejector rod 41 can return the top surface of the circular table part to be flush with the bottom surface of the inner wall of the die cavity body 7 after demolding, wherein preferably, the circular table part is positioned at the top end of the cylindrical part, the small head end of the circular table part is equal to and jointed with the diameter of the cylindrical part, the diameter of the small head end of the circular table part is smaller than the diameter of the large head end of the circular table part and extends towards the direction close to the cylindrical part, and the overflow of the material 111 in the pressing process can be better prevented.

Further, the top end of the female mold body 7 has a first step portion, and the top end of the male mold body has a second step portion; the surface of the first step part can be attached to the surface of the second step part, so that the overflow of the material 111 in the pressure maintaining process is reduced.

Further, the male die body comprises a male die body 6 and a connecting rod 5, one end of the male die body 6 is used for extending into the female die body 7 from the top end of the female die body 7, and the other end of the male die body 6 is used for being detachably and fixedly connected with one end of the connecting rod 5, preferably in threaded connection; the other end of the connecting rod 5 is used for forming a detachable fixed connection, preferably a threaded connection, with the pressurizing element; the male die body 6 and the female die body 7 with different sizes can be manufactured according to requirements and used for manufacturing seedling pots with different shapes.

The utility model provides a living beings seedling raising alms bowl compression forming device 100 has and can realize to seedling raising alms bowl press forming after normal atmospheric temperature and heating, can install on universal tester or relevant compression machinery as required to be applicable to the experimental research of seedling raising alms bowl compression forming and the processing production of different kinds of biomass material 111.

In this embodiment, the compression molding device 100 for the biomass seedling raising pot comprises a male mold body, a female mold body 7, a support frame, a heating sleeve 8, a demolding mechanism 4 and a driving mechanism 1, wherein the support frame specifically comprises an outer support frame 3 and an inner support frame 2, the male mold body comprises a male mold body 6 and a connecting rod 5, the male mold body 6 is in threaded connection with the connecting rod 5, the top and the bottom of the connecting rod 5 are respectively provided with an external thread, and the external thread at the bottom is used for being in threaded connection with an internal thread hole in the male mold body 6; the external thread on the top of the connecting rod 5 and the shaft shoulder are used for connecting with a test platform or a pressurizing element. The male die body 6 adopts a stepped design to reduce the overflow of the material 111 in the pressing process; the die body 7 is formed by welding a die body 71 and a die disc 72, the welding positions are positioned at the matching positions of the edges of two sides of the upper end of the die body 71 and the die disc 72, and the die disc 72 is provided with four holes for being in threaded connection with threaded holes on a top plate 33 of the outer support frame 3; the heating sleeve 8 is arranged outside the concave die body 7, the heating sleeve 8 is electrified to be heated, and the temperature of the concave die body 7 and the temperature of materials 111 inside the concave die body can be adjusted to meet the hot pressing requirements under different conditions; the outer support frame 3 is formed by welding a top plate 33, two side plates 32 and a bottom plate 31, the outer support frame 3 is positioned outside the die body 7 and the demolding mechanism 4, the top plate 33 is provided with a through hole and four threaded holes which are circumferentially arranged and used for being connected with a die disc 72 on the die body 7, the two side plates 32 are respectively provided with a through hole and four threaded holes which are circumferentially arranged and used for installing the supporting flange 13 and the transmission shaft 12, and the bottom plate 31 is provided with a through hole and four threaded holes which are circumferentially arranged and used for installing the inner support frame 2; positioning holes are formed in two sides of the base plate 31 and used for being connected with a test platform or a machine for bearing the biomass seedling raising pot compression forming device 100; the inner support frame 2 is composed of a support sleeve 22 and a chassis 21, is positioned below the die body 7 and is in bolt connection with the bottom plate 31 of the outer support frame 3, in order to ensure that the upper part of the support sleeve 22 and the bottom of the chassis 21 meet certain verticality requirements, the verticality requirements are further ensured by turning the bottom of the chassis 21 and the end surface of the bottom of the support sleeve to be coplanar, and the outer surface of the support sleeve 22 is a stepped cylindrical surface, so that when the chassis 21 and the support sleeve 22 are welded, the shaft shoulder of the support sleeve 22 can be clamped on the inner side of the chassis 21 for positioning, the stress can be better dispersed, the maximum pressure born by the support sleeve can be improved, and the forming effect of the seedling raising bowl is improved; the demolding mechanism 4 comprises a top body 41, a push rod 42, an elastic part 43 and a support 44, wherein the top body 41 is positioned in a first through hole at the bottom of the concave die body 7, the top body 41 is provided with an internal threaded hole for being in threaded connection with the push rod 42, the top of the push rod 42 is provided with an external thread for being in threaded connection with the top body 41, the bottom of the push rod 42 is in threaded connection with the support 44 (the support 44 is fixedly sleeved on the push rod 42), the elastic part 43 adopts a spring and is sleeved outside the push rod 42, the spring is kept in a certain compression state after assembly is completed, the spring applies downward axial force to the support 44 at the moment and is used for ensuring that the top body 41 connected with the push rod 42 can be better attached to the bottom end inside the concave die body 7 and preventing the overflow of the material 111 in the pressing process; actuating mechanism 1 includes handle 14, crank 15, transmission shaft 12 and cam 11, it has a screw hole to open on the cam 11 to be used for being connected through fastening screw with transmission shaft 12, cam 11 is in operation in addition, can realize the rectilinear motion of ejector pin 42 and kicking body 41 in vertical direction based on the theory of operation of cam 11, in order to reach the purpose of unloading, supporting flange 13 is used for installing transmission shaft 12 on the support frame, handle 14 and crank 15 are installed in the one end of transmission shaft 12, a rotation for realizing transmission shaft 12, wherein handle 14 is connected through the nut with the one end of crank 15, the other end of crank 15 is fixed the cover through the square hole and is established on transmission shaft 12.

In this example, a concave notebookThe preferable taper range of the inner cavity of the body 71 is 1.8-1, and the taper of the inner cavity of the female die body 71 in the embodiment is C ₁ As shown in FIG. 10, the cavity of the die body 71 has an upper diameter D ₁ 60 mm, diameter D of lower bottom ₂ 40 mm and the height H is 55 mm, the taper of the inner cavity of the female die body 71 is C ₁ And the angle of taper alpha ₁ Is calculated as follows:

in this embodiment, as shown in fig. 9, when the thickness of the seedling pot is 5 mm, the diameter d of the upper bottom of the male mold body 6 can be obtained by combining the parameters of the inner cavity of the female mold body 71 ₁ 50 mm, diameter d of lower base ₂ Is 30 mm and the height h is 50 mm, the taper of the male die body 6 is C ₂ And the angle of taper alpha ₂ Is calculated as follows:

in this embodiment, the distance between the position of the cam 11 closest to the center line of the transmission shaft 12 and the center line of the transmission shaft 12 is 11 mm, the distance between the position of the cam 11 farthest from the center line of the transmission shaft 12 and the center line of the transmission shaft 12 is 19 mm, and the maximum stroke of the ejector rod 42 is 8 mm.

In this embodiment, the tie rod 5 is made of 45 steel, and has a young's modulus of 210000MPa, a cross-sectional diameter d of the tie rod 5 of 28 mm, and a rod length of the tie rod 5 of 55 mm.

The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims (10)

1. The utility model provides a living beings alms bowl compression moulding device that educates seedlings which characterized in that: the demolding mechanism comprises a convex mold body, a concave mold body, a demolding mechanism and a supporting frame, wherein the concave mold body is used for containing materials, the top end of the concave mold body is provided with an opening, a first through hole is formed in the bottom of the concave mold body, the supporting frame is used for bearing the concave mold body, the demolding mechanism can be arranged below the concave mold body in a vertically moving mode, one end of the demolding mechanism can extend into the first through hole, the outer wall of the part, extending into the first through hole, of the demolding mechanism can be attached to the hole wall of the first through hole, and the other end of the demolding mechanism is used for extending downwards; one end of the convex die body is used for being connected with a pressurizing element, and the other end of the convex die body is used for extending into the concave die body from the top end of the concave die body; spaces are reserved between the outer wall of the part of the convex die body extending into the concave die body, the inner wall of the concave die body and the outer wall of the part of the demoulding mechanism extending into the concave die body, and a die cavity is formed; the material is extruded by the convex die body to form a forming body in the die cavity; the upward movement of the demolding mechanism can separate the molded body from the concave mold body.

2. The biomass seedling raising pot compression molding device according to claim 1, characterized in that: the demolding mechanism is used for driving the demolding mechanism to move upwards and providing power.

3. The biomass seedling raising pot compression molding device according to claim 2, characterized in that: the driving mechanism comprises a handle, a crank, a transmission shaft and a cam, the transmission shaft can be rotatably arranged on the support frame around the axis of the transmission shaft and is arranged below the concave die body, the cam is used for fixedly sleeving the transmission shaft, and the surface of the cam in the circumferential direction of the axis of the transmission shaft is used for being in end surface contact with one end, far away from the concave die body, of the demolding mechanism; one end of the crank is used for being fixedly connected with one end of the transmission shaft, the other end of the crank is used for being fixedly connected with one end of the handle, and the handle is pulled to enable the transmission shaft to rotate and drive the demoulding mechanism to move upwards or downwards.

4. The biomass seedling raising pot compression molding device according to claim 2, characterized in that: the material heating device is characterized by further comprising a heating device, wherein the heating device can heat the material.

5. The biomass seedling raising pot compression molding device according to claim 4, characterized in that: the heating device comprises a heating sleeve which can be detachably fixed on the outer wall of the die body in a fixed mode and can heat the material contained in the die body.

6. The biomass seedling raising pot compression molding device according to claim 2, characterized in that: the supporting frame comprises an outer supporting frame and an inner supporting frame, the outer supporting frame is used for fixedly covering the outer side of the inner supporting frame, the outer supporting frame is used for being fixedly connected with the top end of the die body, and the inner supporting frame is used for being arranged below the die body and capable of supporting the die body.

7. The biomass seedling raising pot compression molding device according to claim 6, characterized in that: the demolding mechanism comprises a top body, a top rod and an elastic piece, wherein the top body can extend into the first through hole, the outer wall of the top body can be attached to the hole wall of the first through hole, one end of the top rod is fixedly arranged on the top body, the other end of the top rod is used for extending downwards and is in transmission connection with the driving mechanism and can move along the axis direction of the top rod under the driving of the driving mechanism, the elastic piece is used for being in a compression state, one end of the elastic piece is used for being pressed on the top rod and is far away from one end of the concave die body, and the other end of the elastic piece is used for extending towards the direction close to the concave die body and is pressed on the inner supporting frame.

8. The biomass seedling raising pot compression molding device according to claim 7, characterized in that: the top body is provided with a cylindrical part and a circular table part, the outer wall of the circular table part can be attached to the hole wall of the first through hole, and the top surface of the circular table part is flush with the bottom surface of the inner wall of the concave die body in the material forming process; the pressure of the elastic piece acting on the ejector rod can keep the top surface of the circular table part flush with the bottom surface of the inner wall of the concave die body when the material is pressed by the convex die body; and the elastic part acts on the pressure on the ejector rod, so that the top surface of the circular table part can return to be flush with the bottom surface of the inner wall of the die body after demolding.

9. The biomass seedling raising pot compression molding device according to claim 1, characterized in that: the top end of the concave die body is provided with a first step part, and the top end of the convex die body is provided with a second step part; the surface of the first step portion can be attached to the surface of the second step portion.

10. The biomass seedling raising pot compression molding device according to claim 1, characterized in that: the male die body comprises a male die body and a connecting rod, one end of the male die body is used for extending into the female die body from the top end of the female die body, the other end of the male die body is used for being fixedly connected with one end of the connecting rod in a detachable mode, and the other end of the connecting rod is used for being fixedly connected with the pressurizing element in a detachable mode.

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