CN220972724U - Pressing forming equipment for processing bamboo powder products - Google Patents
Pressing forming equipment for processing bamboo powder products Download PDFInfo
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- CN220972724U CN220972724U CN202322413711.9U CN202322413711U CN220972724U CN 220972724 U CN220972724 U CN 220972724U CN 202322413711 U CN202322413711 U CN 202322413711U CN 220972724 U CN220972724 U CN 220972724U
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- 235000017491 Bambusa tulda Nutrition 0.000 title claims abstract description 112
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- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims abstract description 112
- 239000011425 bamboo Substances 0.000 title claims abstract description 112
- 239000000843 powder Substances 0.000 title claims abstract description 98
- 238000012545 processing Methods 0.000 title claims abstract description 17
- 238000003825 pressing Methods 0.000 title claims description 251
- 239000002994 raw material Substances 0.000 claims abstract description 78
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- 238000001179 sorption measurement Methods 0.000 claims description 13
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000005485 electric heating Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
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- 238000000748 compression moulding Methods 0.000 abstract description 46
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- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 3
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- 238000012546 transfer Methods 0.000 description 2
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- 238000010521 absorption reaction Methods 0.000 description 1
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- 238000005266 casting Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention relates to a compression molding device for processing bamboo powder products, which comprises a runway-shaped conveying line, wherein the runway-shaped conveying line is provided with a feeding station, a primary compression molding station, a secondary compression molding station and a tertiary compression molding station; the front side of the runway type conveying line is provided with a bamboo powder raw material conveying mechanism, and the bamboo powder raw material conveying mechanism comprises three feeding heads which respectively correspond to the positions of a feeding station, a primary compression molding station and a secondary compression molding station, and the three feeding heads are driven by a longitudinal moving part to longitudinally move above compression dies at the feeding station, the primary compression molding station and the secondary compression molding station. The invention has reasonable design and effectively improves the production efficiency and the compression molding quality.
Description
Technical field:
the utility model relates to a press forming device for processing bamboo powder products.
The background technology is as follows:
Bamboo is taken as a natural environment-friendly renewable resource, and is increasingly valued, and the application field of bamboo products is also more and more extensive. The bamboo powder processed by the bamboo can be used as a raw material for producing welding rods and electric devices, can be used as an adsorbent and a reducing agent in the metallurgical industry, can be used as a raw material for manufacturing leather clothing and environment-friendly tableware, and has a place even in the food field.
Because of the characteristics of thick and hard bamboo powder fibers, the bamboo powder is widely applied to the production of bamboo-plastic boards at present, the bamboo powder and a plasticizing initiator are uniformly mixed to form a bamboo powder raw material during the production, and then the bamboo powder raw material is subjected to compression molding to obtain the bamboo-plastic boards. However, at present, when bamboo powder is adopted to prepare the bamboo-plastic board by compression molding, the required bamboo powder raw material is paved in a compression mold at one time, and then the bamboo powder raw material is subjected to one-time compression molding. In the pressing mode, the thickness of the bamboo powder raw material is larger during one-time pressing, so that the time for pressing and forming is longer, the production efficiency is affected, and the continuous production is not facilitated; moreover, the air in the bamboo powder raw material can not be fully discharged in the one-time compression molding process, so that the problem of unstable density of the bamboo plastic plate obtained by compression molding is caused, and the compression molding quality of the bamboo plastic plate is affected. For this reason, improvements are needed to solve this technical problem.
The utility model comprises the following steps:
The utility model aims at improving the problems existing in the prior art, namely the technical problem to be solved by the utility model is to provide the press forming equipment for processing the bamboo powder product, which has reasonable design and effectively improves the production efficiency and the press forming quality.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a bamboo powder product processing is with compression molding equipment, includes the runway type transfer chain that is used for taking the form annular transport to press the die in the horizontal plane, the straight line conveying section that is located the front end on the runway type transfer chain is equipped with material loading station, primary compression molding station, secondary compression molding station and tertiary compression molding station from left to right in proper order, be equipped with liftable primary compression terrace die, secondary compression terrace die and tertiary compression terrace die on primary compression molding station, secondary compression molding station and the tertiary compression molding station respectively, primary compression terrace die, secondary compression terrace die and tertiary compression terrace die cooperate with the compression die that moves to its direct below respectively and carry out compression molding; the front side of the runway type conveying line is provided with a bamboo powder raw material conveying mechanism positioned above the pressing female die, the bamboo powder raw material conveying mechanism comprises three feeding heads which respectively correspond to the positions of the feeding station, the primary pressing forming station and the secondary pressing forming station, and the three feeding heads are driven by a longitudinal moving part to longitudinally move above the pressing female die at the feeding station, the primary pressing forming station and the secondary pressing forming station.
Further, the top surface of the pressing female die is provided with a pressing cavity which is sunken downwards; the primary pressing male die, the secondary pressing male die and the tertiary pressing male die comprise lifting pressing plates which are horizontally arranged, the lifting pressing plates are driven by pressing oil cylinders which are vertically arranged above the lifting pressing plates to vertically lift, the bottom surfaces of the lifting pressing plates are provided with pressing convex portions which protrude downwards and are used for being matched with a pressing forming cavity, the shape of the pressing convex portions is matched with that of the pressing forming cavity, and electric heating elements are arranged inside the pressing convex portions.
Further, the height of the pressing convex part of the primary pressing convex mold, the height of the pressing convex part of the secondary pressing convex mold and the height of the pressing convex part of the tertiary pressing convex mold are gradually reduced from left to right.
Furthermore, the side walls around the compression molding cavity are provided with vacuumizing channels, and one end of each vacuumizing channel, which is far away from the compression molding cavity, extends to the top surface of the compression female die; the periphery of the lifting pressing plate is respectively provided with a vertical through hole corresponding to the position of the vacuumizing channel, the upper end of the vertical through hole is connected with a vacuumizing pipe, and when the lifting pressing plate moves downwards to be in contact with the top surface of the pressing female die, the vertical through holes are communicated with the vacuumizing channel corresponding to the position.
Further, a pressure maintaining station, a discharging station, a cleaning station and a preheating station are sequentially arranged on the linear conveying section positioned at the rear end of the runway type conveying line from right to left, the pressure maintaining station is provided with a pressure maintaining male die matched with the pressing female die, the structure of the pressure maintaining male die is the same as that of the three-time pressing male die, and the pressure maintaining male die is driven to lift by a pressure maintaining oil cylinder vertically arranged above the pressure maintaining male die; the discharging station is provided with a material sucking component for sucking out the bamboo-plastic plate in the pressing female die; the cleaning station is provided with a suction assembly for sucking residual bamboo powder raw materials in the pressing female die; the preheating station is provided with a preheating component for preheating the inside of the pressing female die.
Further, the material sucking assembly comprises a linear moving module longitudinally arranged above the pressing female die, a material sucking cylinder is vertically arranged at the bottom of the moving end of the linear moving module, a cylinder rod of the material sucking cylinder extends downwards and is fixedly provided with a horizontally arranged adsorption plate, and the material sucking cylinder drives the adsorption plate to extend downwards into the pressing female die which moves to the discharging station; and a discharging conveyer belt for receiving the bamboo-plastic plate output by the suction component and outputting the bamboo-plastic plate backwards is arranged at the rear side of the discharging station.
Further, the suction assembly comprises a suction hood which is used for being covered on the top surface of the pressing female die, the top of the suction hood is connected with a suction pipe which is communicated with the inner cavity of the suction hood, and the suction pipe is connected with a dust suction fan; the suction hood is driven by a suction lifting cylinder vertically arranged above the suction hood to vertically lift; the preheating assembly comprises a preheating seat plate which is arranged at the top of the pressing die in a covering mode, the preheating seat plate is vertically lifted by a preheating lifting cylinder which is vertically arranged above the preheating seat plate, and a plurality of heating lamps which are used for extending into the pressing die are arranged on the bottom surface of the preheating seat plate.
Further, the runway conveyor line comprises a runway conveyor frame, a plurality of conveying roller groups distributed in a runway shape are uniformly distributed in the conveyor frame, each conveying roller group consists of a pair of conveying rollers which are oppositely arranged at intervals, and the conveying rollers are respectively arranged on the inner side wall and the outer side wall of the conveyor frame; the inner side wall and the outer side wall of the conveying frame are respectively provided with a runway type guide chute; the pressing die faces one side face of the guide chute and is provided with a pair of left-right distributed conveying guide wheels, the axis of each conveying guide wheel is vertical, and one end of each conveying guide wheel is accommodated in the guide chute and is in rolling fit with the guide chute.
Further, the straight line conveying section positioned at the front end on the runway type conveying line is provided with a supporting plate used for supporting the bottom of the pressing female die, the supporting plate is positioned at a primary pressing forming station, a secondary pressing forming station and a tertiary pressing forming station, and the supporting plate is positioned between a pair of conveying rollers and driven to lift by a supporting lifting cylinder vertically arranged below the pair of conveying rollers.
Further, the bamboo powder raw material conveying mechanism further comprises bamboo powder raw material conveying pipes arranged on the front sides of the three feeding heads, the bamboo powder raw material conveying pipes are connected with the three feeding heads through communicating pipes respectively, each communicating pipe is provided with a control valve, and the left end of each bamboo powder raw material conveying pipe is connected with a feeding hose; the longitudinal moving part is a feeding cylinder longitudinally arranged at the front side of the bamboo powder raw material conveying pipe, and the tail end of a cylinder rod of the feeding cylinder is connected with the bamboo powder raw material conveying pipe so as to drive the bamboo powder raw material conveying pipe and the three feeding heads to longitudinally move.
Compared with the prior art, the utility model has the following effects: the utility model has reasonable structural design, and the three pressing convex dies are sequentially arranged along the conveying direction of the pressing concave die, and are used for pressing and forming the bamboo powder raw material for three times, so that the thickness of the bamboo powder raw material for each pressing and forming is relatively smaller, the time required by single pressing and forming is effectively reduced, continuous pressing and forming is realized, and the pressing and forming efficiency is effectively improved; meanwhile, the thickness of the bamboo powder raw material obtained by each press forming is relatively smaller, so that the air in the bamboo powder raw material can be fully discharged during each press forming, the density stability of the bamboo plastic plate obtained by the press forming is ensured, and the press forming quality is improved.
Description of the drawings:
FIG. 1 is a schematic top view of an embodiment of the present utility model;
FIG. 2 is a schematic view of section A-A of FIG. 1;
FIG. 3 is a schematic view of the operating state of FIG. 2;
FIG. 4 is a schematic diagram of the cooperation of primary, secondary and tertiary pressing punches with a pressing die;
FIG. 5 is a schematic view in section B-B of FIG. 1;
FIG. 6 is a schematic top view of a lane conveyor line in accordance with an embodiment of the present utility model;
Fig. 7 is a schematic view showing a partial construction of a lane conveyor line in accordance with an embodiment of the present utility model.
The specific embodiment is as follows:
The utility model will be described in further detail with reference to the drawings and the detailed description.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 to 7, the press forming device for processing bamboo powder products comprises a runway-type conveying line 1 for circularly conveying a press die 2 in a horizontal plane, wherein a feeding station 3, a primary press forming station 4, a secondary press forming station 5 and a tertiary press forming station 6 are sequentially arranged on a straight conveying section positioned at the front end of the runway-type conveying line 1 from left to right, a primary press punch 7, a secondary press punch 8 and a tertiary press punch 9 which can be lifted are respectively arranged on the primary press forming station 4, the secondary press forming station 5 and the tertiary press forming station 6, and the primary press punch 7, the secondary press punch 8 and the tertiary press punch 9 are respectively matched with the press die 2 which is moved to the right below the runway-type conveying line to perform press forming so as to sequentially form primary press, secondary press and tertiary press; the front side of the runway type conveying line 1 is provided with a bamboo powder raw material conveying mechanism 10 positioned above the pressing female die, the bamboo powder raw material conveying mechanism 10 comprises three feeding heads 11 corresponding to the positions of the feeding station 3, the primary pressing forming station 4 and the secondary pressing forming station 5 respectively, a discharging hole which is in a strip shape along the transverse direction is formed in the bottom of the feeding head 11, and the three feeding heads 11 are driven by a longitudinal moving part to longitudinally move above the pressing female die 2 at the feeding station 3, the primary pressing forming station 4 and the secondary pressing forming station 5 so that one layer of bamboo powder raw material can be paved on the pressing female die at the feeding station, the primary pressing forming station and the secondary pressing forming station at the same time. The working principle is as follows: a pressing female die 2 is paved with a layer of bamboo powder raw material in a feeding station 3, and then the bamboo powder raw material is conveyed to a primary pressing forming station 4 for primary pressing forming; paving a second layer of bamboo powder raw material in the primary compression molding station 4, and conveying to the secondary compression molding station 5 for secondary compression molding; then paving the third layer of bamboo powder raw material in the secondary compression molding station 5, and conveying the third layer of bamboo powder raw material to the tertiary compression molding station 6 for tertiary compression molding. By sequentially arranging three pressing convex dies along the conveying direction of the pressing concave die, the three pressing convex dies sequentially press-form the bamboo powder raw material for three times, the thickness of the bamboo powder raw material for each pressing forming is relatively smaller, the required time for single pressing forming is effectively shortened, continuous pressing forming is realized, and the pressing forming efficiency is effectively improved; meanwhile, the thickness of the bamboo powder raw material obtained by each press forming is relatively smaller, so that the air in the bamboo powder raw material can be fully discharged during each press forming, the density stability of the bamboo plastic plate obtained by the press forming is ensured, and the press forming quality is improved.
The specific press forming steps comprise:
step S1: the bamboo powder raw material conveying mechanism 10 paves a first layer of bamboo powder raw materials in the pressing female die 2 positioned at the feeding station 3, and then the runway conveyor line 1 conveys the pressing female die 2 paved with the first layer of bamboo powder raw materials to the primary pressing forming station 4;
Step S2: the primary pressing male die 7 at the primary pressing forming station 4 is matched with the pressing female die 2 moving to the primary pressing forming station 4 to perform primary pressing forming; after the primary compression molding is finished, the primary compression male die 7 is reset upwards;
Step S3: the bamboo powder raw material conveying mechanism 10 is used for paving a layer of bamboo powder raw materials for the next pressing die 2 moving to the feeding station 3 and the pressing die 2 positioned at the primary pressing forming station 4, wherein a first layer of bamboo powder raw materials are arranged in the pressing die 2 at the feeding station 3, and a second layer of bamboo powder raw materials are arranged in the pressing die 2 positioned at the primary pressing forming station 4;
Step S4: the runway type conveying line 1 continues to act, the runway type conveying line 1 conveys the pressing female die 2 paved with the first layer of bamboo powder raw material to the primary pressing forming station 4, and the pressing female die 2 paved with the second layer of bamboo powder raw material at the primary pressing forming station 4 is conveyed to the secondary pressing forming station 5;
Step S5: repeating the step S2 to perform primary compression molding, and simultaneously performing secondary compression molding by matching the secondary compression male die 8 at the secondary compression molding station 5 with the compression female die 2 moving to the secondary compression molding station 5; after the secondary compression molding is finished, the secondary compression male die 8 is reset upwards;
Step S6: the bamboo powder raw material conveying mechanism 10 is used for paving a layer of bamboo powder raw materials in the pressing female die 2 moving to the feeding station 3 next, the pressing female die 2 positioned at the primary pressing forming station 4 and the pressing female die 2 positioned at the secondary pressing forming station 5, wherein a first layer of bamboo powder raw materials are arranged in the pressing female die 2 positioned at the feeding station 3, a second layer of bamboo powder raw materials are arranged in the pressing female die 2 positioned at the primary pressing forming station 4, and a third layer of bamboo powder raw materials are arranged in the pressing female die 2 positioned at the secondary pressing forming station 5;
Step S7: the runway type conveying line 1 continues to act, the runway type conveying line 1 conveys the pressing female die 2 paved with the first layer of bamboo powder raw materials to the primary pressing forming station 4, the pressing female die 2 paved with the second layer of bamboo powder raw materials at the primary pressing forming station 4 is conveyed to the secondary pressing forming station 5, and the pressing female die 2 paved with the third layer of bamboo powder raw materials at the secondary pressing forming station 5 is conveyed to the tertiary pressing forming station 6;
Step S8: repeating the step S5, and simultaneously carrying out three-time press forming by matching the three-time press male die 9 at the three-time press forming station 6 with the press female die 2 moving to the three-time press forming station 6; after the three-time pressing forming is finished, the three-time pressing male die 9 is reset upwards;
Step S9: repeating the step S7, and outputting the pressing female die 2 subjected to the three-time pressing forming at the three-time pressing forming station 6 from the three-time pressing forming station 6;
step S10: and repeating the steps S6-S9 to realize continuous compression molding.
In another embodiment, the top surface of the pressing female die 2 is provided with a pressing forming cavity 12 which is concave downwards, and the bamboo powder raw material is paved in the pressing forming cavity 12; the primary pressing male die 7, the secondary pressing male die 8 and the tertiary pressing male die 9 comprise a lifting pressing plate 13 which is horizontally arranged, the lifting pressing plate 13 is driven by a pressing oil cylinder 46 which is vertically arranged above the lifting pressing plate to vertically lift, the bottom surface of the lifting pressing plate 13 is provided with a pressing convex portion 14 which protrudes downwards and is matched with a pressing forming cavity 12, the pressing convex portion and the lifting pressing plate are integrally T-shaped, the shape of the pressing convex portion 14 is matched with the shape of the pressing forming cavity 12, the pressing convex portion is rectangular, an electric heating element 15 is arranged in the pressing convex portion 14 and is used for heating the pressing male die, and hot pressing is achieved. Preferably, the electric heating element is an electric heating plate.
In another embodiment, the height of the pressing convex part 14 of the primary pressing convex die 7, the height of the pressing convex part 14 of the secondary pressing convex die 8 and the height of the pressing convex part 14 of the tertiary pressing convex die 9 are gradually reduced from left to right so as to adapt to the situation that the thickness of the bamboo powder raw material is gradually increased during the tertiary pressing forming.
In another embodiment, the side walls around the compression molding cavity 12 are provided with vacuumizing channels 16, and one end of the vacuumizing channel 16 far away from the compression molding cavity 12 extends to the top surface of the compression female die 2; the periphery of the lifting pressing plate 13 is respectively provided with a vertical through hole 17 corresponding to the position of the vacuumizing channel 16, the upper end of the vertical through hole 17 is connected with a vacuumizing pipe 18, and when the lifting pressing plate 13 moves downwards to be in contact with the top surface of the pressing female die 2, the vertical through holes 17 are communicated with the vacuumizing channel 16 corresponding to the position. During compression molding, the lifting pressing plate moves downwards to be in contact with the top surface of the compression female die, at the moment, the compression convex part stretches into the compression molding cavity, the vertical through hole is communicated with the vacuumizing channel corresponding to the position, and vacuumizing is carried out in the compression molding cavity through the vacuumizing channel and the vertical through hole, so that air in the bamboo powder raw material during compression molding is exhausted, density stability after compression molding is ensured, and compression molding quality is improved.
In another embodiment, a pressure maintaining station 19, a discharging station 20, a cleaning station 21 and a preheating station 22 are sequentially arranged on the linear conveying section positioned at the rear end of the runway conveyor line 1 from right to left; as shown in fig. 5, the pressure maintaining station 19 is provided with a pressure maintaining male die 23 for matching with the pressing female die 2, the structure of the pressure maintaining male die 23 is the same as that of the third pressing male die 9, the pressure maintaining male die 23 is driven to lift by a pressure maintaining cylinder 24 vertically arranged above the pressure maintaining male die, and the pressure maintaining male die is arranged so as to perform pressing pressure maintaining again after three times of pressing forming, so that the pressing forming quality is further improved. The discharging station 20 is provided with a sucking component 25 for sucking out the bamboo-plastic plate in the pressing female die 2, and the sucking component is used for sucking out the bamboo-plastic plate after pressure maintaining in the pressing female die. The cleaning station 21 is provided with a suction assembly 26 for sucking residual bamboo powder raw materials in the pressing die 2, and the suction assembly is used for sucking the residual bamboo powder raw materials in the pressing die cavity; the preheating station 22 is provided with a preheating component 27 for preheating the inside of the pressing female die 2, and the preheating component is used for preheating the cleaned pressing female die so as to circulate to the feeding station for paving the bamboo powder raw material again.
In another embodiment, as shown in fig. 5, the material sucking assembly 25 includes a linear moving module 28 longitudinally disposed above the pressing die 2, a material sucking cylinder 29 is vertically mounted at the bottom of the moving end of the linear moving module 28, a cylinder rod of the material sucking cylinder 29 extends downward and is fixed with a horizontally disposed adsorption plate 30, the adsorption plate is driven by the material sucking cylinder to extend downward into the pressing die moving to the discharging station, and the adsorption plate is used for contacting with the top surface of the pressed bamboo-plastic plate and adsorbing the injection-molded plate; the rear side of the discharging station 20 is provided with a discharging conveyer belt 31 for receiving the bamboo-plastic plate output by the suction assembly and outputting the bamboo-plastic plate backwards. During operation, the suction cylinder drives the adsorption plate to extend downwards into the pressing die moving to the discharging station, the adsorption plate contacts with the top surface of the pressed bamboo plastic plate and adsorbs the bamboo plastic plate, then the adsorption plate is reset upwards, the linear movement module drives the adsorption plate and the bamboo plastic plate to move backwards to the upper part of the front end of the discharging conveyor belt, the suction cylinder drives the adsorption plate and the bamboo plastic plate to move downwards, the adsorption plate loosens the bamboo plastic plate, the bamboo plastic plate falls on the discharging conveyor belt, and the discharging conveyor belt outputs the bamboo plastic plate backwards to realize discharging.
In another embodiment, as shown in fig. 5, the suction assembly 26 includes a suction hood 32 for covering the top surface of the pressing die 2, and a suction pipe 33 communicating with the inner cavity of the suction hood 32 is connected to the top of the suction hood 32, and the suction pipe 33 is connected to a dust suction fan; the suction hood 32 is vertically lifted by a suction lifting cylinder 34 vertically provided above it. When the working, when the press die after the ejection of compact is carried to cleaning the station, the suction lift cylinder drives the suction hood to move downwards and cover and establish at press die top surface, and the dust absorption fan is through the suction tube to the inside suction of press forming chamber to the bamboo powder raw materials that will remain in the press forming die cavity is taken away, improves the cleanliness of press forming die cavity.
In another embodiment, as shown in fig. 5, the preheating assembly 27 includes a preheating seat plate 35 for covering the top of the pressing die 2, the preheating seat plate 35 is vertically lifted by a preheating lifting cylinder 36 vertically disposed above the preheating seat plate 35, and a plurality of heating lamps 37 for extending into the pressing die are installed on the bottom surface of the preheating seat plate 35. When the cleaning press die is conveyed to a preheating station, the preheating lifting cylinder is used for downwards moving and covering the top of the press die, a plurality of heating lamps extend into the press forming cavity, and the heating lamps heat the press forming cavity to preheat the press die.
In another embodiment, the racetrack conveyor line 1 carries out circulation conveying on the plurality of pressing dies 2, so that the pressing dies are sequentially conveyed to the feeding station 3, the primary pressing forming station 4, the secondary pressing forming station 5, the tertiary pressing forming station 6, the pressure maintaining station 19, the discharging station 20, the cleaning station 21 and the preheating station 22, and finally return to the feeding station.
In another embodiment, the racetrack conveyor line 1 includes a racetrack conveyor frame 36, a plurality of conveyor roller sets 37 distributed in a racetrack shape are uniformly distributed in the conveyor frame 36, the conveyor roller sets 37 are composed of a pair of conveyor rollers 38 disposed in opposite and spaced manner, and the pair of conveyor rollers 38 are respectively mounted on the inner side wall and the outer side wall of the conveyor frame 36; the press die 2 is conveyed on the conveying rollers 38.
In another embodiment, as shown in fig. 7, both the inner side wall and the outer side wall of the carriage 36 are provided with a runway type guiding chute 39; a pair of left and right distributed conveying guide wheels 40 are arranged on one side surface of the pressing female die 2 facing the guide chute 39, the axis of the conveying guide wheels 40 is vertical, and one end of the conveying guide wheels 40 is accommodated in the guide chute 39 and is in rolling fit with the guide chute 39. The conveying guide wheels are arranged on the pressing female die and matched with the guide sliding grooves on the conveying frame, so that the conveying of the pressing female die can be guided, and stable and accurate conveying of the pressing female die is ensured.
In another embodiment, in order to support the pressing die during the pressing forming process, so as to reduce the pressure applied to the conveying roller set during the pressing forming process, a linear conveying section located at the front end of the runway-type conveying line 1 is provided with a supporting plate 41 for supporting the bottom of the pressing die 2, the supporting plate 41 is located at the primary pressing forming station 4, the secondary pressing forming station 5 and the tertiary pressing forming station 6, and the supporting plate 41 is located between a pair of conveying rollers and is driven to lift by a supporting lifting cylinder vertically arranged below the pair of conveying rollers.
In another embodiment, the bamboo powder raw material conveying mechanism 10 further includes a bamboo powder raw material conveying pipe 42 disposed at the front sides of the three feeding heads, the bamboo powder raw material conveying pipe 42 is connected with the three feeding heads 11 through communicating pipes, each communicating pipe is provided with a control valve 43, the control valve is used for controlling whether the feeding hopper is communicated with the bamboo powder raw material conveying pipe, and a feeding hose 44 is connected to the left end of the bamboo powder raw material conveying pipe 42; the longitudinal moving part is a feeding cylinder 45 longitudinally arranged at the front side of the bamboo powder raw material conveying pipe 42, and the tail end of a cylinder rod of the feeding cylinder 45 is connected with the bamboo powder raw material conveying pipe 42 to drive the bamboo powder raw material conveying pipe and the three feeding heads to move longitudinally, so that the three feeding hoppers move to the feeding station, the primary compression forming station and the secondary compression forming station.
If the utility model discloses or relates to components or structures fixedly connected with each other, then unless otherwise stated, the fixed connection is understood as: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).
In addition, terms used in any of the above-described aspects of the present disclosure to express positional relationship or shape have meanings including a state or shape similar to, similar to or approaching thereto unless otherwise stated.
Any part provided by the utility model can be assembled by a plurality of independent components, or can be manufactured by an integral forming process.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same; while the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present utility model or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the utility model, it is intended to cover the scope of the utility model as claimed.
Claims (10)
1. A press forming device for processing bamboo powder products is characterized in that: the device comprises a runway-type conveying line for circularly conveying a pressing female die in a horizontal plane, wherein a feeding station, a primary pressing forming station, a secondary pressing forming station and a tertiary pressing forming station are sequentially arranged on a straight line conveying section positioned at the front end of the runway-type conveying line from left to right, a primary pressing male die, a secondary pressing male die and a tertiary pressing male die which can be lifted are respectively arranged on the primary pressing forming station, the secondary pressing forming station and the tertiary pressing forming station, and the primary pressing male die, the secondary pressing male die and the tertiary pressing male die are respectively matched with the pressing female die which is moved to the right below the primary pressing male die, the secondary pressing male die and the tertiary pressing male die for pressing; the front side of the runway type conveying line is provided with a bamboo powder raw material conveying mechanism positioned above the pressing female die, the bamboo powder raw material conveying mechanism comprises three feeding heads which respectively correspond to the positions of the feeding station, the primary pressing forming station and the secondary pressing forming station, and the three feeding heads are driven by a longitudinal moving part to longitudinally move above the pressing female die at the feeding station, the primary pressing forming station and the secondary pressing forming station.
2. The press molding apparatus for processing bamboo powder products according to claim 1, wherein: the top surface of the pressing female die is provided with a pressing cavity which is sunken downwards; the primary pressing male die, the secondary pressing male die and the tertiary pressing male die comprise lifting pressing plates which are horizontally arranged, the lifting pressing plates are driven by pressing oil cylinders which are vertically arranged above the lifting pressing plates to vertically lift, the bottom surfaces of the lifting pressing plates are provided with pressing convex portions which protrude downwards and are used for being matched with a pressing forming cavity, the shape of the pressing convex portions is matched with that of the pressing forming cavity, and electric heating elements are arranged inside the pressing convex portions.
3. The press molding apparatus for processing bamboo powder products of claim 2, wherein: the height of the pressing convex part of the primary pressing convex mold, the height of the pressing convex part of the secondary pressing convex mold and the height of the pressing convex part of the tertiary pressing convex mold are gradually reduced from left to right.
4. The press molding apparatus for processing bamboo powder products of claim 2, wherein: the side walls of the periphery of the pressing cavity are provided with vacuumizing channels, and one end, far away from the pressing cavity, of each vacuumizing channel extends to the top surface of the pressing female die; the periphery of the lifting pressing plate is respectively provided with a vertical through hole corresponding to the position of the vacuumizing channel, the upper end of the vertical through hole is connected with a vacuumizing pipe, and when the lifting pressing plate moves downwards to be in contact with the top surface of the pressing female die, the vertical through holes are communicated with the vacuumizing channel corresponding to the position.
5. The press molding apparatus for processing bamboo powder products of claim 2, wherein: the linear conveying section positioned at the rear end of the runway-type conveying line is sequentially provided with a pressure maintaining station, a discharging station, a cleaning station and a preheating station from right to left, the pressure maintaining station is provided with a pressure maintaining male die matched with the pressing female die, the pressure maintaining male die has the same structure as the three-time pressing male die, and the pressure maintaining male die is driven to lift by a pressure maintaining oil cylinder vertically arranged above the pressure maintaining male die; the discharging station is provided with a material sucking component for sucking out the bamboo-plastic plate in the pressing female die; the cleaning station is provided with a suction assembly for sucking residual bamboo powder raw materials in the pressing female die; the preheating station is provided with a preheating component for preheating the inside of the pressing female die.
6. The press molding apparatus for processing bamboo powder product of claim 5, wherein: the material sucking assembly comprises a linear moving module longitudinally arranged above the pressing female die, a material sucking cylinder is vertically arranged at the bottom of the moving end of the linear moving module, a cylinder rod of the material sucking cylinder extends downwards and is fixedly provided with a horizontally arranged adsorption plate, and the material sucking cylinder drives the adsorption plate to extend downwards into the pressing female die which moves to a discharging station; and a discharging conveyer belt for receiving the bamboo-plastic plate output by the suction component and outputting the bamboo-plastic plate backwards is arranged at the rear side of the discharging station.
7. The press molding apparatus for processing bamboo powder product of claim 5, wherein: the suction assembly comprises a suction hood which is used for being covered on the top surface of the pressing female die, the top of the suction hood is connected with a suction pipe which is communicated with the inner cavity of the suction hood, and the suction pipe is connected with a dust suction fan; the suction hood is driven by a suction lifting cylinder vertically arranged above the suction hood to vertically lift; the preheating assembly comprises a preheating seat plate which is arranged at the top of the pressing die in a covering mode, the preheating seat plate is vertically lifted by a preheating lifting cylinder which is vertically arranged above the preheating seat plate, and a plurality of heating lamps which are used for extending into the pressing die are arranged on the bottom surface of the preheating seat plate.
8. The press molding apparatus for processing bamboo powder products according to claim 1, wherein: the runway conveyor line comprises a runway conveyor frame, a plurality of conveying roller groups which are distributed in a runway mode are uniformly distributed in the conveyor frame, each conveying roller group consists of a pair of conveying rollers which are oppositely arranged at intervals, and the conveying rollers are respectively arranged on the inner side wall and the outer side wall of the conveyor frame; the inner side wall and the outer side wall of the conveying frame are respectively provided with a runway type guide chute; the pressing die faces one side face of the guide chute and is provided with a pair of left-right distributed conveying guide wheels, the axis of each conveying guide wheel is vertical, and one end of each conveying guide wheel is accommodated in the guide chute and is in rolling fit with the guide chute.
9. The press molding apparatus for processing bamboo powder product of claim 8, wherein: the straight line conveying section on the front end of the runway type conveying line is provided with a supporting plate used for supporting the bottom of the pressing female die, the supporting plate is located at a primary pressing forming station, a secondary pressing forming station and a tertiary pressing forming station, and the supporting plate is located between a pair of conveying rollers and driven to lift by a supporting lifting cylinder vertically arranged below the pair of conveying rollers.
10. The press molding apparatus for processing bamboo powder products of claim 2, wherein: the bamboo powder raw material conveying mechanism further comprises bamboo powder raw material conveying pipes arranged on the front sides of the three feeding heads, the bamboo powder raw material conveying pipes are connected with the three feeding heads through communicating pipes respectively, each communicating pipe is provided with a control valve, and the left end of each bamboo powder raw material conveying pipe is connected with a feeding hose; the longitudinal moving part is a feeding cylinder longitudinally arranged at the front side of the bamboo powder raw material conveying pipe, and the tail end of a cylinder rod of the feeding cylinder is connected with the bamboo powder raw material conveying pipe so as to drive the bamboo powder raw material conveying pipe and the three feeding heads to longitudinally move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322413711.9U CN220972724U (en) | 2023-09-06 | 2023-09-06 | Pressing forming equipment for processing bamboo powder products |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322413711.9U CN220972724U (en) | 2023-09-06 | 2023-09-06 | Pressing forming equipment for processing bamboo powder products |
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| CN220972724U true CN220972724U (en) | 2024-05-17 |
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| CN202322413711.9U Active CN220972724U (en) | 2023-09-06 | 2023-09-06 | Pressing forming equipment for processing bamboo powder products |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117067344A (en) * | 2023-09-06 | 2023-11-17 | 福建同竹科技有限公司 | A pressing and molding equipment for processing bamboo powder-based products |
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2023
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117067344A (en) * | 2023-09-06 | 2023-11-17 | 福建同竹科技有限公司 | A pressing and molding equipment for processing bamboo powder-based products |
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