阅读说明：本技术 注塑包胶成型竹木复合型板及生产工艺 (Bamboo-wood composite template formed by injection molding and encapsulation and production process ) 是由 沈德长 陈仰仁 沈玮斌 于 2019-09-09 设计创作，主要内容包括：本发明公开了注塑包胶成型竹木复合型板及生产工艺,注塑包胶成型竹木复合型板,包括本体,所述本体为整竹板或者整木板,本体背面设置一圈卡槽,注塑成型的纤维层、塑料层、谷壳层、谷纤维层或铁层卡在卡槽里,本体四周用胶水层包边,将卡槽包住。该注塑包胶成型竹木复合型板生产工艺,增加结构的同时大大提高了整个装置的使用性能,竹板材在长时间使用时可能出现开裂或起来刺的情况,增加的复合层可以对竹板材的表面进行包裹,并且其连接方式较为简单,方便使用者对复合层的更换操作,有效满足了人们的使用需求。产品精度高。(The invention discloses an injection molding and rubber coating molding bamboo-wood composite template and a production process thereof. This compound template production technology of rubber coating shaping bamboo wood moulds plastics, improved the performance of whole device greatly when increasing the structure, bamboo board probably appears the fracture or gets up the thorn the condition when using for a long time, the composite bed of increase can wrap up the surface of bamboo board to its connected mode is comparatively simple, and the person of facilitating the use effectively has satisfied people's user demand to the change operation of composite bed. The product precision is high.)

1. compound template of rubber coating shaping bamboo wood moulds plastics, including body (1), its characterized in that: the body (1) is whole bamboo board or whole plank, and body (1) back sets up round draw-in groove (2), and injection moulding's fibrous layer (301), plastic layer (302), chaff layer (303), millet fibrous layer (304) or iron sheet card are in draw-in groove (2), and body (1) is bordured with the glue layer all around to wrap draw-in groove (2) and play the fixed action.

2. The injection molding and encapsulation molding bamboo-wood composite template of claim 1, which is characterized in that: the composite layer (3) is formed by the fiber layer (301), the plastic layer (302), the chaff layer (303) and the grain fiber layer (304), the chaff layer (303) is arranged above the grain fiber layer (304), the plastic layer (302) is arranged above the chaff layer (303), and the fiber layer (301) is arranged above the plastic layer (302).

3. the injection molding and encapsulation molding bamboo-wood composite template of claim 2, which is characterized in that: the axis of body (1) coincides with the axis of draw-in groove (2) mutually, and the cross section width of draw-in groove (2) is 1 cm.

4. the injection molding and encapsulation molding bamboo-wood composite template of claim 3, which is characterized in that: the rear end surface of the composite layer (3) is tightly attached to the front end surface of the whole bamboo board (1), and the composite layer (3) is bonded to the whole bamboo board (1).

5. The injection molding and encapsulation molding bamboo-wood composite template of claim 2, which is characterized in that: the fiber layer (301), the plastic layer (302), the chaff layer (303) and the chaff layer (304) are tightly attached to each other, and the central axes of the fiber layer (301), the plastic layer (302), the chaff layer (303) and the chaff layer (304) are coincided with each other.

6. the production process of the injection molding and encapsulation molding bamboo-wood composite template according to claim 1, which is characterized in that: the method comprises the following steps:

a. Firstly, mixing materials by stirring equipment to keep the uniform mixing degree among the materials;

b. Secondly, dehumidifying the stirred materials by using drying equipment, wherein the drying processing temperature is controlled at 85 ℃, and the processing time is 2 hours;

c. The material is molded by injection molding in 6 sections, and the pressure of each section is different; the first section pressure is 50Bar, the second section pressure is 60Bar, the third section pressure is 70Bar, the fourth section pressure is 80Bar, the fifth section pressure is 80Bar, the sixth section pressure is 80Bar, and the time of each section is 6 s;

e. Compounding the injection-molded material layer in the clamping groove (2) on the back of the body (1);

f. The TPR material is used for wrapping the compounded material in four sections, namely an upper section, a lower section, a left section and a right section, the wrapping pressure is 120 tons, the glue injection amount and the glue injection speed of each section are different, and the TPR material is adjusted according to the shape and the size of the compounded material.

7. The production process of the injection molding and encapsulation molding bamboo-wood composite template according to claim 1, which is characterized in that:

The material of the step a is a cereal fiber material, wherein the weight percentage of cereal straws to food-grade plastics is 1: 2.

8. The production process of the injection molding and encapsulation molding bamboo-wood composite template according to claim 7, which is characterized in that: the step c6 is specifically formed by:

In the first section, injecting the uniformly stirred material for injection molding into a mold for one-time injection molding to prepare a first section injection molding object; a second section, after the first section injection molding object is moved, the first section injection molding object is further injected with the uniformly stirred material for secondary injection molding to prepare a second section injection molding object; preparing 6 sections of injection molding objects in sequence; the 6-segment injection molding object generates 5 displacements, wherein the displacements are respectively 50mm, 20mm, 15mm, 10mm and 8 mm.

9. The production process of the injection molding and encapsulation molding bamboo-wood composite template according to claim 8, which is characterized in that: the TPR material in the step f comprises 9 parts of SBS, 16 parts of recycled polystyrene material, 5 parts of butadiene-styrene copolymer, 30 parts of calcium carbonate, 2 parts of wear-resisting agent, 1 part of yellow petroleum resin, 13 parts of white mineral oil and 0.3 part of zinc stearate.

Technical Field

The invention relates to the technical field of bamboo-wood composite boards, in particular to a bamboo-wood composite board formed by injection molding and encapsulation and a production process.

Background

bamboo is used as raw material, and is processed into industrial bamboo plywood or decorative bamboo floor through the procedures of peeling, steaming, gluing, hot pressing and the like, wherein a chopping block refers to a device which is padded under the bamboo when pounding, cutting, chopping and smashing things, and is generally used for cooking.

But the processing technology of current bamboo panel when using is not comprehensive enough, has just carried out simple polishing to bamboo panel, and the shaping ability of its panel is not enough, and the condition that the fracture rises the thorn appears very easily after long-time the use to its life is shorter, can not well satisfy shortcomings such as people's user demand.

disclosure of Invention

aiming at the defects of the prior art, the invention provides an injection molding and encapsulation molding bamboo-wood composite template and a production process thereof, and solves the problems that the processing process of the bamboo plate provided in the background technology is not comprehensive enough, the bamboo plate is simply polished, the shaping capacity of the plate is insufficient, the bamboo plate is easy to crack and stab after being used for a long time, the service life of the bamboo-wood composite template is short, the use requirements of people cannot be well met, and the like.

in order to achieve the purpose, the invention is realized by the following technical scheme: compound template of rubber coating shaping bamboo wood moulds plastics, which comprises a body, the body is whole bamboo clapper or whole plank, and the body back sets up the round draw-in groove, and injection moulding's fibrous layer, plastic layer, chaff layer or iron-clad plate card are in the draw-in groove, and the body is bordured with the glue layer all around, wraps the draw-in groove.

the production process of the bamboo-wood composite template by injection molding and encapsulation comprises the following steps:

a. Firstly, mixing materials by stirring equipment to keep the uniform mixing degree among the materials;

b. Secondly, dehumidifying the stirred materials by using drying equipment, wherein the drying processing temperature is controlled at 85 ℃, and the processing time is 2 hours;

c. The material is molded by injection molding in 6 sections, and the pressure of each section is different; the first section pressure is 50Bar, the second section pressure is 60Bar, the third section pressure is 70Bar, the fourth section pressure is 80Bar, the fifth section pressure is 80Bar, the sixth section pressure is 80Bar, and the time of each section is 6 s;

e. Compounding the injection-molded material layer in the clamping groove on the back of the body;

f. The TPR material is used for wrapping the compounded material in four sections, namely an upper section, a lower section, a left section and a right section, the wrapping pressure is 120 tons, the glue injection amount and the glue injection speed of each section are different, and the TPR material is adjusted according to the shape and the size of the compounded material.

The invention provides an injection molding and encapsulation molding bamboo-wood composite template and a production process thereof, and the production process has the following beneficial effects:

By adopting the technical scheme of the invention, the surface flatness precision is high, and the error can reach within 10 filaments. The condition that the bamboo-wood board is cracked or pricked may appear when using for a long time, and the composite bed that increases can wrap up the surface of bamboo board, increases the fastness to its connected mode is comparatively simple, and the person of facilitating the use is to the change operation of composite bed.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a side view of the present invention in full section;

Fig. 4 is a schematic view of a full-section and partial enlarged structure of the composite plate of the present invention.

in the figure: 1. preparing a whole bamboo board; 2. a card slot; 3. a composite board; 301. a fibrous layer; 302. a plastic layer; 303. a husk layer; 304. a layer of cereal fibers.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

in the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

referring to fig. 1 to 4, the present invention provides a technical solution: compound template of rubber coating shaping bamboo wood moulds plastics, including body 1, body 1 is whole bamboo clapper or whole plank, and the 1 back of body sets up round draw-in groove 2, and injection moulding's fibrous layer 301, plastic layer 302, chaff layer 303, millet fibrous layer 304 or iron sheet card are in draw-in groove 2, and body 1 is bordured with the glue layer all around, wraps draw-in groove 2. The front side and the back side can be separately used for different food materials, and the diversity of the materials on the back side increases different experience feelings of firemen.

The production process of the bamboo-wood composite template by injection molding and encapsulation comprises the following steps:

a. Firstly, mixing materials by stirring equipment to keep the uniform mixing degree among the materials;

b. Secondly, dehumidifying the stirred materials by using drying equipment, wherein the drying processing temperature is controlled at 85 ℃, and the processing time is 2 hours;

c. the material is molded by injection molding in 6 sections, and the pressure of each section is different; the first section pressure is 50Bar, the second section pressure is 60Bar, the third section pressure is 70Bar, the fourth section pressure is 80Bar, the fifth section pressure is 80Bar, the sixth section pressure is 80Bar, and the time of each section is 6 s; the temperature is controlled according to the material condition, the temperature is high and can be deformed, the temperature is low and is not easy to form, and the deformation and the forming can not be easily put into a forming die for processing.

e. Compounding the injection-molded material layer in the clamping groove 2 on the back of the body 1;

f. The TPR material is used for wrapping the compounded material in four sections, namely an upper section, a lower section, a left section and a right section, the wrapping pressure is 120 tons, the glue injection amount and the glue injection speed of each section are different, and the TPR material is adjusted according to the shape and the size of the compounded material. The starting positions of the four segments may be set at 132mm, 47mm, 30mm, 17 mm.

the process ensures that the surface flatness precision of the composite board is high, and the error can reach within 10 filaments. However, the process steps at each stage and the order of the various stages are strictly controlled, otherwise this effect is not achieved.