CN103240145B - A urea-formaldehyde foam plant cultivation substrate pulverizer - Google Patents

A urea-formaldehyde foam plant cultivation substrate pulverizer Download PDF

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CN103240145B
CN103240145B CN201310182849.0A CN201310182849A CN103240145B CN 103240145 B CN103240145 B CN 103240145B CN 201310182849 A CN201310182849 A CN 201310182849A CN 103240145 B CN103240145 B CN 103240145B
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urea
crushing cylinder
formaldehyde foam
crushing
plant cultivation
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CN103240145A (en
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谷佳林
宫延刚
徐秋明
杨宜斌
刘善江
刘宝存
赵同科
邹国元
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Beijing Academy of Agriculture and Forestry Sciences
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Abstract

本发明涉及一种脲醛泡沫植物栽培基质粉碎机,其特征在于:它包括一倾斜破碎筒,其前端矮设置上开入料口焊接一进料斗,破碎筒中部设置透明观察窗,破碎筒末端高设置下开出料口焊接一出料套,出料套内设置一抽拉的筛网。破碎筒末端上方通过平台连接一变频电机调速器,其输出端连接小皮带轮,小皮带轮通过皮带连接大皮带轮;大皮带轮连接一主轴,主轴穿入破碎筒转动连接;主轴的两端分别焊接绞龙,两绞龙之间间隔设置有若干对搅拌齿,每对搅拌齿在径向呈对称设置,且每对搅拌齿与相邻搅拌齿之间互呈90°交叉设置;破碎筒底部前端设置固定支架连接一对前车轮,其后端设置高度调节支架连接一对后车轮,破碎筒上设置控制面板。本发明可以广泛用于不同粒径的脲醛泡沫基质的粉碎之中。

The invention relates to a urea-formaldehyde foam plant cultivation substrate pulverizer, which is characterized in that it includes an inclined crushing cylinder, the front end of which is short and provided with an upper feed inlet welded with a feeding hopper, the middle of the crushing cylinder is provided with a transparent observation window, and the end of the crushing cylinder is When the high setting is set, the discharge port is opened and a discharge sleeve is welded, and a pull-out screen is set in the discharge sleeve. The upper end of the crushing cylinder is connected to a frequency conversion motor governor through a platform, and its output end is connected to a small pulley, and the small pulley is connected to a large pulley through a belt; the large pulley is connected to a main shaft, and the main shaft penetrates into the crushing cylinder to rotate and connect; the two ends of the main shaft are respectively welded There are several pairs of stirring teeth arranged at intervals between the two augers, and each pair of stirring teeth is arranged symmetrically in the radial direction, and each pair of stirring teeth and the adjacent stirring teeth are arranged at 90° to each other; The fixed bracket is connected with a pair of front wheels, the rear end is provided with a height adjusting bracket connected with a pair of rear wheels, and a control panel is arranged on the crushing cylinder. The invention can be widely used in the pulverization of urea-formaldehyde foam substrates with different particle sizes.

Description

一种脲醛泡沫植物栽培基质粉碎机A urea-formaldehyde foam plant cultivation substrate pulverizer

技术领域technical field

本发明涉及一种粉碎设备,特别是关于一种用于农林栽培的脲醛泡沫植物栽培基质粉碎机。The invention relates to a pulverizing device, in particular to a urea-formaldehyde foam plant cultivation substrate pulverizer for agriculture and forestry cultivation.

背景技术Background technique

脲醛泡沫是一种植物栽培基质,具有质地轻、吸水保水性好、结构稳定、价格低廉、制造工艺简单,并且具有在土壤中自然分解,栽培过程中省工、省种、省肥、省水、无病虫、无杂草等特点,可以用于植物育苗、栽培,退化耕地改良,屋顶绿化,水面绿化、城市广场绿色植物景观造型等领域。该基质材料是由脲醛树脂经发泡成型工艺制得,初产品为块状,需要经过粉碎筛分得到适宜植物生长所需的粒型。在现有技术中的粉碎设备一般是通过内部搅拌齿或桨叶快速击打物品完成粉碎,而脲醛泡沫基质容重低,强度不高,最佳应用粒径为1mm~10mm的混合物,其中1mm~3mm粒径颗粒占40%,3mm~5mm粒径颗粒占40%,5mm~10mm粒径颗粒占20%,使用其他粉碎设备难以达到所需要的粉碎效果,再有其他粉碎设备的粉碎原理及调控方法也难以控制脲醛泡沫栽培基质的颗粒大小。Urea-formaldehyde foam is a kind of plant cultivation substrate, which has light texture, good water absorption and water retention, stable structure, low price, simple manufacturing process, and natural decomposition in the soil, saving labor, plant, fertilizer and water in the cultivation process , No pests, no weeds, etc., can be used in plant seedlings, cultivation, improvement of degraded cultivated land, roof greening, water surface greening, green plant landscape modeling in city squares and other fields. The matrix material is made of urea-formaldehyde resin through a foaming molding process, and the initial product is in block shape, which needs to be pulverized and screened to obtain a grain shape suitable for plant growth. The pulverization equipment in the prior art generally completes the pulverization by quickly hitting the object with internal stirring teeth or paddles, while the urea-formaldehyde foam matrix has a low bulk density and low strength. Particles with a particle size of 3mm account for 40%, particles with a particle size of 3mm to 5mm account for 40%, and particles with a particle size of 5mm to 10mm account for 20%. It is difficult to achieve the required crushing effect with other crushing equipment, and the crushing principle and control of other crushing equipment The method is also difficult to control the particle size of the urea-formaldehyde foam cultivation substrate.

发明内容Contents of the invention

针对上述问题,本发明的目的是提供一种能够根据需要调节脲醛泡沫粒径大小及比例的脲醛泡沫植物栽培基质粉碎机。In view of the above problems, the object of the present invention is to provide a urea-formaldehyde foam plant cultivation substrate pulverizer capable of adjusting the particle size and ratio of urea-formaldehyde foam as required.

为实现上述目的,本发明采取以下技术方案:一种脲醛泡沫植物栽培基质粉碎机,其特征在于:它包括一倾斜设置的破碎筒,所述破碎筒的前端矮,设置有一向上开的入料口,所述入料口外周焊接有一进料斗,所述破碎筒中部顶面设置有一透明的观察窗,所述破碎筒的末端高,底部设置有一向下开的出料口,所述出料口的外周焊接有一出料套,所述出料套内设置一可以抽拉的筛网;所述破碎筒末端的上方固定连接有一动力固定平台,所述固定平台的顶部通过螺栓固定连接一变频电机调速器,所述变频电机调速器的输出端连接一小皮带轮,所述小皮带轮通过皮带连接一大皮带轮;所述大皮带轮上连接有一主轴,所述主轴穿入破碎筒通过轴承转动连接在所述破碎筒内;所述主轴的两端分别焊接一前、后端绞龙,所述前、后端绞龙之间轴向间隔设置有若干对搅拌齿,每对所述搅拌齿在径向呈对称设置,且每对所述搅拌齿与相邻所述搅拌齿之间互呈90°交叉设置;所述破碎筒底部前端设置一固定支架,所述固定支架底部连接一对前车轮,所述破碎筒底部后端设置有一高度调节支架,所述高度调节支架底部连接一对后车轮,所述破碎筒上设置有一控制所述变频电机调速器的控制面板。In order to achieve the above object, the present invention adopts the following technical solutions: a urea-formaldehyde foam plant cultivation substrate pulverizer, which is characterized in that it includes a crushing cylinder arranged obliquely, the front end of the crushing cylinder is short, and an upwardly opened feeding There is a feed hopper welded on the outer periphery of the inlet, a transparent observation window is set on the top surface of the middle part of the crushing cylinder, the end of the crushing cylinder is high, and a discharge opening that opens downward is provided at the bottom. There is a discharge sleeve welded on the outer periphery of the feed port, and a screen mesh that can be drawn is set inside the discharge sleeve; a power fixed platform is fixedly connected above the end of the crushing cylinder, and the top of the fixed platform is fixedly connected to a A variable frequency motor governor, the output end of the variable frequency motor governor is connected to a small pulley, and the small pulley is connected to a large pulley through a belt; a main shaft is connected to the large pulley, and the main shaft penetrates into the crushing cylinder through a bearing The two ends of the main shaft are respectively welded with a front and rear end auger, and several pairs of stirring teeth are arranged axially between the front and rear end augers, and each pair of the stirring teeth The teeth are arranged symmetrically in the radial direction, and each pair of the stirring teeth and the adjacent stirring teeth are arranged at a 90° intersection; For the front wheels, a height adjustment bracket is provided at the bottom rear end of the crushing tube, and a pair of rear wheels are connected to the bottom of the height adjustment bracket, and a control panel for controlling the variable frequency motor governor is provided on the crushing tube.

所述破碎筒直径设置为0.25~0.35m范围,长度设置为2.5~4m范围,所述高度调节支架调节所述破碎筒的倾斜角度在15°~30°范围内变化。The diameter of the crushing cylinder is set in the range of 0.25-0.35m, the length is set in the range of 2.5-4m, and the height adjustment bracket adjusts the inclination angle of the crushing cylinder to vary within the range of 15°-30°.

所述进料斗可以为方形锥斗、圆形锥斗中的一种,其高度设置应大于0.8米。The feed hopper can be one of a square cone bucket and a circular cone bucket, and its height should be greater than 0.8 meters.

所述主轴上的前、后端绞龙长度分别设置为0.5~1.5m范围,所述搅拌齿的间距为0.05~0.15m范围,所述搅拌齿的形状可以采用各种结构,所述主轴径向上插入一直杆,在所述直杆的两端分别间隔设置有两横杆。The lengths of the front and rear augers on the main shaft are respectively set in the range of 0.5-1.5m, the spacing of the stirring teeth is in the range of 0.05-0.15m, the shape of the stirring teeth can adopt various structures, and the diameter of the main shaft A straight bar is inserted upwards, and two cross bars are respectively arranged at intervals at the two ends of the straight bar.

所述筛网网孔的孔径设置为3~15mm范围。The aperture of the mesh of the screen is set in the range of 3-15mm.

所述变频电机调速器的转速可以在600转/分以下范围内调节。The speed of the variable frequency motor governor can be adjusted within the range below 600 rpm.

本发明由于采取以上技术方案,其具有以下优点:1、本发明由于采用变频电机调速器调节粉碎机的旋转速度,因此可以很好地控制粉碎的脲醛泡沫颗粒的比例及粒径。2、本发明由于在破碎筒中部的主轴径向上插入直杆,同时还在直杆的两端分别设置有两横杆,即形成一搅拌齿,搅拌齿在变频电机调速器的控制下,打碎脲醛泡沫,然后在绞龙的推动下,脲醛泡沫穿过出料套内设置的筛网,根据植物栽培基质粒径的需要,可以设置多个不同网孔孔径的筛网,因此可以实现进一步粉碎和控制粉碎颗粒的粒径,而且不必再过筛分级即可直接使用,为植物生长提供最佳栽培基质条件。3、本发明由于将进料斗高度设置为大于0.8米,长于一般工作人员的胳膊,因此在粉碎工作中投料中不会伤及手,其安全性好。4、本发明由于在主轴两端接有前、后端绞龙,因此使脲醛泡沫在入料口快速进料,前端绞龙进行初级破碎和进料,后段绞龙推挤脲醛泡沫快速穿过筛网从出料口排出,以提高生产效率。5、本发明由于在破碎筒后部底部采用可以调节高度的支架,根据粉碎状况可以随时调节破碎筒的倾斜角度,来控制破碎筒中物料量、出料速度及破碎程度,同时在破碎筒中部的顶部设置有透明的观察窗,为了减少粉尘还在出料口处套设有一布袋,因此可以透过观察窗随时通过调节破碎筒的倾斜角度,控制脲醛泡沫颗粒的粒径及输出的速度,使室内没有粉尘。本发明可以广泛用于不同粒径的脲醛泡沫植物栽培基质的粉碎之中。The present invention has the following advantages due to taking the above technical scheme: 1. The present invention can well control the ratio and the particle diameter of the pulverized urea-formaldehyde foam particles owing to the adoption of a variable frequency motor governor to regulate the rotational speed of the pulverizer. 2. In the present invention, a straight rod is inserted radially into the main shaft in the middle of the crushing cylinder, and two cross bars are respectively arranged at both ends of the straight rod, so that a stirring tooth is formed, and the stirring tooth is controlled by a frequency conversion motor governor, Break the urea-formaldehyde foam, and then pushed by the auger, the urea-formaldehyde foam passes through the screen set in the discharge sleeve. According to the needs of the particle size of the plant cultivation substrate, multiple screens with different mesh apertures can be set, so it can be achieved. Further pulverize and control the particle size of the pulverized particles, and can be used directly without sieving and grading, providing the best cultivation substrate conditions for plant growth. 3. Since the height of the feeding hopper is set to be greater than 0.8 meters in the present invention, which is longer than the arms of ordinary workers, the hands will not be hurt during feeding during the crushing work, and the safety is good. 4. In the present invention, since the front and rear augers are connected to the two ends of the main shaft, the urea-formaldehyde foam can be quickly fed at the feed port, the front-end auger performs primary crushing and feeding, and the rear auger pushes the urea-formaldehyde foam to wear quickly. The sieve is discharged from the discharge port to improve production efficiency. 5. Since the present invention adopts a height-adjustable bracket at the bottom of the rear part of the crushing cylinder, the inclination angle of the crushing cylinder can be adjusted at any time according to the crushing situation to control the amount of material in the crushing cylinder, the discharge speed and the degree of crushing. There is a transparent observation window on the top. In order to reduce dust, a cloth bag is set at the discharge port. Therefore, the particle size and output speed of urea-formaldehyde foam particles can be controlled at any time through the observation window by adjusting the inclination angle of the crushing cylinder. There is no dust in the room. The invention can be widely used in crushing urea-formaldehyde foam plant cultivation substrates with different particle sizes.

附图说明Description of drawings

图1是本发明的结构示意图Fig. 1 is a structural representation of the present invention

图2是本发明的搅拌齿结构连接示意图Fig. 2 is a schematic diagram of the connection of the stirring tooth structure of the present invention

具体实施方式Detailed ways

下面结合附图和实施例对本发明的进行详细的描述。The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.

如图1所示,本发明包括一倾斜设置的破碎筒1,破碎筒1的前端矮,设置有一上开的入料口2,入料口2外周焊接有一锥形进料斗3,破碎筒1中部顶面设置有一透明的观察窗4。破碎筒1的末端高,底部设置有一向下开的出料口5,出料口5的外周焊接有一方形出料套6,在出料套6内设置有一可以抽拉更换的筛网7。在破碎筒1末端的上方固定连接有一动力固定平台8,在固定平台8的顶部通过螺栓固定连接有一变频电机调速器9,变频电机调速器9的输出端连接一小皮带轮10,小皮带轮10通过皮带连接一大皮带轮11。在大皮带轮11上连接有一主轴12,主轴12穿入破碎筒1通过轴承转动连接在破碎筒1内。在主轴12的两端分别焊接一前、后端绞龙13、14,在前、后端绞龙13、14之间轴向间隔设置有若干对搅拌齿15,每对搅拌齿15在径向呈对称设置,且每对搅拌齿15与相邻搅拌齿15之间互呈90°交叉设置。在破碎筒1底部前端设置一固定支架16,固定支架16底部连接一对前车轮17,破碎筒1底部后端设置有一高度调节支架18,高度调节支架18底部连接一对后车轮19,破碎筒1上设置有一控制变频电机调速器9的控制面板20。As shown in Figure 1, the present invention includes a crushing cylinder 1 arranged obliquely. The front end of the crushing cylinder 1 is short, and an upper opening 2 is provided. 1. A transparent observation window 4 is arranged on the top surface of the middle part. The end of the crushing cylinder 1 is high, and the bottom is provided with a discharge port 5 which opens downward. A square discharge sleeve 6 is welded on the outer periphery of the discharge port 5, and a screen 7 which can be pulled and replaced is arranged in the discharge sleeve 6. A power fixed platform 8 is fixedly connected above the end of the crushing cylinder 1, and a variable frequency motor governor 9 is fixedly connected to the top of the fixed platform 8 by bolts. The output end of the variable frequency motor governor 9 is connected to a small pulley 10, which 10 connects a large belt pulley 11 by belt. A main shaft 12 is connected on the large belt pulley 11, and the main shaft 12 penetrates the crushing cylinder 1 and is connected in the crushing cylinder 1 through bearing rotation. Weld a front and rear auger 13,14 respectively at the two ends of the main shaft 12, several pairs of stirring teeth 15 are arranged at an axial interval between the front and rear auger 13,14, and each pair of agitating teeth 15 is radially It is arranged symmetrically, and each pair of stirring teeth 15 and adjacent stirring teeth 15 are intersecting each other at 90°. A fixed bracket 16 is arranged at the front end of the bottom of the crushing tube 1, the bottom of the fixed bracket 16 is connected to a pair of front wheels 17, and the rear end of the bottom of the crushing tube 1 is provided with a height adjusting bracket 18, and the bottom of the height adjusting bracket 18 is connected to a pair of rear wheels 19. 1 is provided with a control panel 20 for controlling the variable frequency motor governor 9.

上述实施例中,破碎筒1直径设置为0.25~0.35m范围,长度设置为2.5~4m范围,通过高度调节支架18调节破碎筒1的倾斜角度在15°~30°范围内变化,以控制物料的推进速度。In the above embodiment, the diameter of the crushing cylinder 1 is set in the range of 0.25-0.35m, and the length is set in the range of 2.5-4m. The inclination angle of the crushing cylinder 1 is adjusted within the range of 15°-30° through the height adjustment bracket 18 to control the material advance speed.

上述实施例中,进料斗3的形状可以设置成方形锥斗,也可以设置成圆形锥斗,其高度设置应大于0.8米。In the above-mentioned embodiment, the shape of the feed hopper 3 can be set as a square cone bucket, and can also be set as a circular cone bucket, and its height should be set to be greater than 0.8 meters.

上述实施例中,主轴12上的前、后端绞龙13、14长度分别设置为0.5~1.5m范围,搅拌齿15的间距为0.05~0.15m范围,搅拌齿15的形状可以采用各种结构,比如:如图2所示,在主轴12径向上插入一直杆21,在直杆21的两端分别间隔设置有两横杆22。In the above-mentioned embodiment, the lengths of the front and rear augers 13 and 14 on the main shaft 12 are respectively set in the range of 0.5 to 1.5 m, the spacing of the stirring teeth 15 is in the range of 0.05 to 0.15 m, and the shape of the stirring teeth 15 can adopt various structures , for example: as shown in FIG. 2 , a straight rod 21 is inserted in the radial direction of the main shaft 12 , and two horizontal rods 22 are respectively arranged at intervals at both ends of the straight rod 21 .

上述实施例中,根据植物栽培基质粒径的需要,可以设置多个不同网孔的筛网7,筛网7网孔的孔径设置为3~15mm范围。In the above-mentioned embodiment, according to the needs of the particle size of the plant cultivation substrate, a plurality of screens 7 with different meshes can be provided, and the apertures of the screens 7 are set in the range of 3-15 mm.

上述实施例中,变频电机调速器9的转速可以在600转/分以下范围内调节。In the above embodiment, the speed of the variable frequency motor governor 9 can be adjusted within a range below 600 rpm.

本发明的粉碎机使用方法包括以下步骤:The pulverizer using method of the present invention comprises the following steps:

1)将筛网7插入方形出料套6内,再将布制接料袋套在方形出料套6底口上,并收紧袋口;1) Insert the screen 7 into the square discharge sleeve 6, then put the cloth receiving bag on the bottom opening of the square discharge sleeve 6, and tighten the bag mouth;

2)启动变频电机调速器9,将不同大小直径在0.1m~0.5m的脲醛泡沫块人工投入锥形进料斗3内;2) Start the variable frequency motor governor 9, and manually put urea-formaldehyde foam blocks of different sizes and diameters from 0.1m to 0.5m into the conical feed hopper 3;

3)脲醛泡沫块经过前端绞龙13的挤进作用、搅拌齿15的粉碎作用,再经过后端绞龙14的挤推作用,将粉碎后的脲醛泡沫颗粒快速挤推穿过筛网7进入布制接料袋内;3) The urea-formaldehyde foam block is squeezed in by the front-end auger 13, crushed by the stirring teeth 15, and then squeezed by the rear-end auger 14, and the crushed urea-formaldehyde foam particles are quickly pushed through the screen 7 to enter In the cloth receiving bag;

4)当完成全部粉碎任务后,通过控制面板20关闭变频电机调速器9,然后取下布制接料袋进行分装封袋,也可以连续化生产,不用停机,进行随出随包装。4) After completing all the crushing tasks, turn off the frequency conversion motor speed controller 9 through the control panel 20, and then remove the cloth material receiving bag for packaging and sealing. Continuous production can also be carried out without stopping the machine, and can be packaged on the go.

上述各实施例仅用于说明本发明,其中各部件的结构、连接方式等都是可以有所变化的,凡是在本发明技术方案的基础上进行的等同变换和改进,均不应排除在本发明的保护范围之外。Above-mentioned each embodiment is only for illustrating the present invention, wherein the structure of each component, connection mode etc. all can be changed to some extent, every equivalent conversion and improvement carried out on the basis of the technical solution of the present invention, all should not be excluded from the present invention. outside the scope of protection of the invention.

Claims (7)

1.一种脲醛泡沫植物栽培基质粉碎机,其特征在于:它包括一倾斜设置的破碎筒,所述破碎筒的前端矮,设置有一向上开的入料口,所述入料口外周焊接有一进料斗,所述破碎筒中部顶面设置有一透明的观察窗,所述破碎筒的末端高,底部设置有一向下开的出料口,所述出料口的外周焊接有一出料套,所述出料套内设置一能够抽拉的筛网;所述破碎筒末端的上方固定连接有一动力固定平台,所述固定平台的顶部通过螺栓固定连接一变频电机调速器,所述变频电机调速器的输出端连接一小皮带轮,所述小皮带轮通过皮带连接一大皮带轮;所述大皮带轮上连接有一主轴,所述主轴穿入破碎筒通过轴承转动连接在所述破碎筒内;所述主轴的两端分别焊接一前、后端绞龙,所述前、后端绞龙之间轴向间隔设置有若干对搅拌齿,每对所述搅拌齿在径向呈对称设置,且每对所述搅拌齿与相邻所述搅拌齿之间互呈90°交叉设置;所述破碎筒底部前端设置一固定支架,所述固定支架底部连接一对前车轮,所述破碎筒底部后端设置有一高度调节支架,所述高度调节支架底部连接一对后车轮,所述破碎筒上设置有一控制所述变频电机调速器的控制面板。1. A urea-formaldehyde foam plant cultivation substrate pulverizer, is characterized in that: it comprises the crushing tube of a slanting arrangement, the front end of described crushing tube is short, is provided with an upwardly opened feed inlet, and described feed inlet periphery is welded with a In the feeding hopper, a transparent observation window is provided on the top surface of the middle part of the crushing cylinder, the end of the crushing cylinder is high, and a discharge port opening downward is provided at the bottom, and a discharge sleeve is welded on the periphery of the discharge port. A screen mesh that can be pulled is arranged in the discharge sleeve; a power fixed platform is fixedly connected above the end of the crushing cylinder, and the top of the fixed platform is fixedly connected with a variable frequency motor governor by bolts, and the variable frequency motor The output end of the governor is connected to a small pulley, and the small pulley is connected to a large pulley through a belt; a main shaft is connected to the large pulley, and the main shaft penetrates into the crushing cylinder and is connected to the crushing cylinder through bearing rotation; The two ends of the main shaft are respectively welded with a front and a rear auger, and several pairs of stirring teeth are arranged at axial intervals between the front and rear augers, and each pair of agitating teeth is arranged symmetrically in the radial direction, and each The stirring teeth and the adjacent stirring teeth are intersected at 90°; a fixed bracket is provided at the front end of the bottom of the crushing tube, and a pair of front wheels are connected to the bottom of the fixing bracket, and the rear end of the bottom of the crushing tube is A height adjustment bracket is provided, the bottom of the height adjustment bracket is connected to a pair of rear wheels, and a control panel for controlling the variable frequency motor governor is arranged on the crushing cylinder. 2.如权利要求1所述的一种脲醛泡沫植物栽培基质粉碎机,其特征在于:所述破碎筒直径设置为0.25~0.35m范围,长度设置为2.5~4m范围,所述高度调节支架调节所述破碎筒的倾斜角度在15°~30°范围内变化。2. A urea-formaldehyde foam plant cultivation substrate pulverizer as claimed in claim 1, characterized in that: the diameter of the crushing cylinder is set in the range of 0.25-0.35m, the length is set in the range of 2.5-4m, and the height adjustment bracket is adjusted The inclination angle of the crushing cylinder varies within the range of 15°-30°. 3.如权利要求1所述的一种脲醛泡沫植物栽培基质粉碎机,其特征在于:所述进料斗为方形锥斗、圆形锥斗中的一种,其高度设置应大于0.8米。3. A urea-formaldehyde foam plant cultivation substrate pulverizer as claimed in claim 1, wherein the feed hopper is one of a square cone bucket and a circular cone bucket, and its height should be greater than 0.8 meters. 4.如权利要求1所述的一种脲醛泡沫植物栽培基质粉碎机,其特征在于:所述主轴上的前、后端绞龙长度分别设置为0.5~1.5m范围,所述搅拌齿的间距为0.05~0.15m范围,所述搅拌齿的形状采用各种结构,所述主轴径向上插入一直杆,在所述直杆的两端分别间隔设置有两横杆。4. A urea-formaldehyde foam plant cultivation substrate grinder as claimed in claim 1, characterized in that: the lengths of the front and rear end augers on the main shaft are respectively set in the range of 0.5 to 1.5 m, and the distance between the stirring teeth The range of 0.05-0.15m, the shape of the stirring teeth adopts various structures, the main shaft is inserted into a straight rod in the radial direction, and two horizontal rods are respectively arranged at intervals at the two ends of the straight rod. 5.如权利要求1或2或3或4所述的一种脲醛泡沫植物栽培基质粉碎机,其特征在于:所述筛网网孔的孔径设置为3~15mm范围。5 . A urea-formaldehyde foam plant cultivation substrate pulverizer according to claim 1 , 2 , 3 or 4 , characterized in that: the aperture of the screen mesh is set in the range of 3-15 mm. 6.如权利要求1或2或3或4所述的一种脲醛泡沫植物栽培基质粉碎机,其特征在于:所述变频电机调速器的转速在600转/分以下范围内调节。6. A urea-formaldehyde foam plant cultivation substrate pulverizer according to claim 1 or 2 or 3 or 4, characterized in that: the speed of the variable frequency motor governor is adjusted within the range below 600 rpm. 7.如权利要求5所述的一种脲醛泡沫植物栽培基质粉碎机,其特征在于:所述变频电机调速器的转速在600转/分以下范围内调节。7. A urea-formaldehyde foam plant cultivation substrate pulverizer as claimed in claim 5, characterized in that: the speed of the variable frequency motor governor is adjusted within the range below 600 rpm.
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