CN111421787B - Base plate production system and base plate production process - Google Patents

Abstract

The invention relates to the technical field of base plate production, in particular to a base plate production system and a base plate production process. The base plate production system comprises an extruder, a hydraulic machine, a transport trolley, a discharge trolley and a third conveying track assembly, wherein an extrusion die is mounted on the extruder; a die pressing die and a first conveying track assembly are mounted on the hydraulic press; the transport trolley is provided with a second conveying track assembly; the discharging trolley is provided with a conveying mechanism for conveying the base plate and a heat preservation mechanism for preserving heat of the base plate; and the transport trolley reciprocates along the third conveying track component to enable the discharging trolley to bear the base plate extruded by the extrusion die and send the base plate into the die pressing die. The invention has the beneficial effects that: the production and processing of the base plate are realized through the matching of the extrusion die and the mould pressing die, the production quality and the production efficiency are improved, the temperature of the molten massive base plate in the conveying process is ensured, the requirement on the production environment is reduced, the occupied space is small, and the transportation is convenient.

Description

Base plate production system and base plate production process

Technical Field

The invention relates to the technical field of base plate production, in particular to a base plate production system and a base plate production process.

Background

The high-strength composite material backing plate is a plate for quickly building a platform or a channel, is used for paving a temporary road, repairing a damaged road surface and building an operation platform, and is very wide in application. The existing production of the high-strength composite material base plate mainly comprises a compression molding process and an extrusion molding process, the compression molding process has the problems of low production efficiency and high energy consumption, and the extrusion molding process is only suitable for the production of the base plate with small thickness and simple structure and has great limitation. The independent fashioned backing plate of two kinds of forming process hardly satisfies the production demand, and in the production process of these two kinds of forming process, the backing plate often needs to be transported, generally realize transporting through the manipulator at present, the backing plate exposes outside when the manipulator transports, especially when the transfer distance is long away again, just change the temperature at the in-process of transporting next process easily to the backing plate of making like PE (polyethylene) material, influence the final quality of backing plate, and the manipulator structure is complicated moreover, occupation space, it is higher to the requirement of production environment.

Disclosure of Invention

In view of the above disadvantages of the prior art, an object of the present invention is to provide a cushion plate production system and a cushion plate production process, which are used to solve the problems of low cushion plate production efficiency, poor production quality, high cost, etc. in the prior art.

To achieve the above and other related objects, the present invention provides a dunnage producing system, comprising

The extruder is provided with an extrusion die;

the hydraulic press is provided with a die pressing die and a first conveying track assembly, the first conveying track assembly comprises two first guide rails, the two first guide rails are arranged on the hydraulic press and distributed on two sides of the die pressing die, and the height of the top of each first guide rail is lower than the height of the pressed part of the die pressing die;

the second conveying rail assembly comprises two second guide rails, and when the transport trolley reaches the unloading position, the two second guide rails are respectively butted with the two first guide rails;

the discharging trolley is provided with a conveying mechanism for conveying the base plate and a heat preservation mechanism for preserving heat of the base plate, and the discharging trolley moves back and forth along the first conveying rail component and the second conveying rail component;

and when the discharging trolley stays on the second conveying track assembly, the transport trolley moves back and forth along the third conveying track assembly to enable the discharging trolley to bear the base plate extruded by the extrusion die and send the base plate into the die pressing die.

The invention has the beneficial effects that: through the production and processing of extrusion tooling and the cooperation realization backing plate of compression molding utensil, produce the cubic backing plate of melting through extrusion tooling fast, then rethread compression molding utensil rapid prototyping, not only improved efficiency and can also adapt to the production of complicated structure backing plate, through the travelling bogie, the cooperation of dump truck and each delivery track subassembly, both guaranteed the cubic backing plate of melting temperature in transportation, reduced the requirement to the production environment again, occupation space is little, the transportation is convenient.

Optionally, the conveying mechanism includes a conveying belt, and a receiving end of the conveying belt extends out of the heat preservation mechanism and receives the base plate falling from the extrusion die.

Optionally, the conveying speed of the conveying belt is matched with the speed of the extrusion die extruding the backing plate.

Optionally, the heat preservation mechanism includes the heat preservation cover, the heat preservation cover is located the top of conveyer belt and covers the conveyer belt, the material receiving end of conveyer belt is located the heat preservation cover outsidely.

Optionally, a heating pipe is arranged in the heat preservation cover, and a thermocouple is installed on the heating pipe.

Optionally, the extruder and hydraulic press are located on either side or the same side of the third conveyor track assembly.

Optionally, the conveying direction of the conveying mechanism is parallel to the first guide rail and the second guide rail and perpendicular to the third conveying track assembly.

Optionally, one end of the first guide rail, which is far away from the second guide rail, is provided with a first limit switch, one end of the second guide rail, which is far away from the first guide rail, is provided with a second limit switch, and both ends of the third conveying track assembly are provided with third limit switches.

Optionally, the automatic unloading device further comprises a controller, wherein the controller is connected with the first limit switch, the second limit switch, the third limit switch, the transport trolley and the unloading trolley, and controls the transport trolley and the unloading trolley to move and reverse according to signals fed back by the limit switches.

The beneficial effect of adopting the above optional scheme is: compact layout and small occupied space, not only ensures the production quality of the base plate, but also improves the production efficiency and reduces the cost.

A dunnage producing process for producing dunnage by a dunnage producing system as set forth above, comprising the steps of,

receiving materials, namely stopping a discharge trolley on a transport trolley below an extrusion die, and receiving a molten block-shaped base plate extruded by the extrusion die at a material receiving position through the discharge trolley;

feeding, namely moving the transport trolley to a discharging position along the third conveying track assembly after receiving materials, and then driving the discharging trolley to move to the first guide rail along the second guide rail until the first guide rail reaches one end far away from the second guide rail;

unloading, namely, the unloading trolley retreats, meanwhile, the transmission direction of a conveying belt of the conveying mechanism is opposite to the retreating direction of the unloading trolley, the molten blocky base plate falls into a die pressing mold when the conveying belt runs, and the die pressing mold is closed by a hydraulic machine to realize cooling forming of the base plate when the hydraulic machine runs;

and resetting circulation, namely after unloading is finished, the unloading trolley retreats to the second guide rail, the transport trolley moves along the third conveying track assembly, and the unloading trolley on the transport trolley is transported to the material receiving position to receive materials in the next circulation period.

The invention has the beneficial effects that: the steps are simple and compact, the forming of the base plate is realized through the cooperation of the extrusion die and the die pressing die, meanwhile, each process is simple to transfer, and the quality and the efficiency are improved.

Drawings

FIG. 1 is a schematic view showing the construction of a system for producing a mat according to the present invention;

FIG. 2 is a schematic view showing the distribution of the conveying rail assemblies of the dunnage producing system of the present invention;

FIG. 3 is an enlarged schematic view of detail A of FIG. 2;

fig. 4 is an enlarged schematic view of a portion B in fig. 2.

Description of reference numerals

1, extruding by an extruder;

11 extruding the mould;

2, a hydraulic press;

21, molding a die;

22 a first guide rail;

221 a first limit switch;

3, transporting the trolley;

31 a second guide rail;

311 a second limit switch;

4, a discharging trolley;

41 a conveyor belt;

42 a heat preservation cover;

43 heating the tube;

a 44 thermocouple;

45, unloading trolley rollers;

46 a positioning structure;

5 a third conveyor track assembly;

51 third limit switch.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated. The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy and attainment of the same are intended to fall within the scope of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Before describing embodiments of the present invention in detail, the present invention will be described in an application environment. The technology of the invention is mainly applied to the production of the backing plate, in particular to the production of the PE material backing plate. The invention solves the problems of poor production quality, low production efficiency, large occupied space of production equipment, low conveying efficiency and the like of the base plate.

As shown in fig. 1 to 4, in fig. 2, two transport trolleys 3 are shown for facilitating the display of the structure of the transport trolley 3, and in practical use, only one transport trolley 3 may be provided, and the mat production system of the present invention includes an extruder 1, a hydraulic press 2, a transport trolley 3, a discharge trolley 4, and a third conveying track assembly 5. Wherein, an extrusion die 11 is arranged on the extruder 1, and a fused block-shaped base plate is extruded through the extrusion die 11; the hydraulic press 2 is provided with a mould pressing die 21 and a first conveying track assembly, the first conveying track assembly comprises two first guide rails 22, the two first guide rails 22 are arranged on the hydraulic press 2 and distributed on two sides of the mould pressing die 21, and the height of the top of each first guide rail 22 is lower than that of the pressed part of the mould pressing die 21, so that the first guide rails 22 are prevented from being damaged by stress when the mould pressing die 21 is closed; the transport trolley 3 is provided with a second transport track assembly, the second transport track assembly comprises two second guide rails 31, and when the transport trolley 3 reaches the unloading position, the two second guide rails 31 are respectively butted with the two first guide rails 22, so that the unloading trolley 4 can move from the second guide rails 31 to the first guide rails 22; the discharging trolley 4 is provided with a conveying mechanism for conveying the base plates and a heat preservation mechanism for preserving heat of the base plates, and the discharging trolley 4 moves back and forth along the first conveying track assembly and the second conveying track assembly; when the discharging trolley 4 stays on the second conveying track assembly, the transport trolley 3 drives the discharging trolley 4 to reciprocate along the third conveying track assembly, so that the discharging trolley 4 receives the base plate extruded by the extrusion die 11 and sends the base plate into the die pressing die 21.

The base plate production system enables the base plate extruded by the extrusion die 11 to enter the heat preservation mechanism in time and then to be conveyed into the die pressing die 21, the base plate conveying is continuous, the influence on the quality of the base plate is avoided, the extrusion die 11 is matched with the die pressing die 21 to improve the quality and the efficiency of base plate forming, the conveying in different directions is realized by adopting the conveying trolley 3 and the discharging trolley 4 with the heat preservation mechanism, the parts are simple and compact, the occupied space is small, and the requirement on the working environment is reduced.

As shown in fig. 1 and 2, in an exemplary embodiment, the conveying mechanism includes a conveyor belt 41, the receiving end of the conveyor belt 41 extends out of the holding mechanism and receives the mat falling from the extrusion die 11, and the conveyor belt 41 may be a teflon belt or a belt-shaped product made of other non-stick material. The conveying speed of the conveying belt 41 is matched with the speed of the cushion plate extruded by the extrusion die 11, so that the fallen cushion plate is smoothly and neatly paved on the conveying belt 41 and conveyed to the heat preservation mechanism through the conveying belt 41 for heat preservation. The heat preservation mechanism comprises a heat preservation cover 42, the heat preservation cover 42 is located above the conveying belt 41 and covers the conveying belt 41, and the material receiving end of the conveying belt 41 is located outside the heat preservation cover 42. The plurality of heating areas are arranged in the heat-insulating cover 42, each heating area in the heat-insulating cover is provided with a heating pipe 43, the heating pipes 43 are provided with thermocouples 44, the heating pipes 43 and the thermocouples 44 are uniformly distributed, so that the temperature of each heating area is uniform, the temperature control is facilitated, the temperature of a molten massive base plate extruded by the extrusion die 11 is 190-210 ℃, and the temperature of the molten massive base plate is stably kept between 170-180 ℃ by the heat-insulating mechanism.

As shown in fig. 1 to 4, in an exemplary embodiment, the extruder 1 and the hydraulic machine 2 are located on two sides or the same side of the third conveying track assembly 5, and the structural layout is adopted, so that the layout is compact, the length of a production line is shortened, the occupied space is reduced, and the production efficiency is improved. The conveying direction of the conveying belt 41 of the conveying mechanism is parallel to the first guide rail 22 and the second guide rail 31 and perpendicular to the third conveying track assembly 5, and the conveying mechanism is simple in running route, low in failure rate and stable in running, and the conveying process of the base plate can be completed only by carrying out linear movement on the transport trolley 3 and the discharge trolley 4. One end of the first guide rail 22, which is far away from the second guide rail 31, is provided with a first limit switch 221, one end of the second guide rail 31, which is far away from the first guide rail 22, is provided with a second limit switch 311, both ends of the third conveying rail assembly 5 are provided with third limit switches 51, one end of the dump car 4, which is close to the hydraulic machine 2, is also provided with a positioning structure 46, when the dump car 4 moves to one end of the third conveying rail assembly 5, which is close to the hydraulic machine 2, along the third conveying rail assembly 5, the positioning structure 46 abuts against the outer side of the frame of the hydraulic machine 2, the positioning structure 46 and the third conveying rail assembly 5 are matched with the third limit switch 51 at one end, which is close to the hydraulic machine 2, so. The base plate production system also comprises a controller, wherein the controller is connected with the first limit switch 221, the second limit switch 311, the third limit switch 51, the transport trolley 3 and the discharge trolley 4, and controls the transport trolley 3 and the discharge trolley 4 to move and reverse according to signals fed back by the limit switches. The power systems of the transport trolley 3 and the discharge trolley 4 can be driven by servo motors, and the adjustment of the motion direction and the motion speed of the transport trolley 3 and the discharge trolley 4 is realized by controlling the forward and reverse rotation and the rotation speed of the servo motors through the transmission of a chain wheel and a chain. Four discharging trolley rollers 45 are arranged at the bottom of the frame of the discharging trolley 4, and side plates for limiting left and right are arranged on the discharging trolley rollers 45, so that the discharging trolley 4 can stably move on the first guide rail 22 and the second guide rail 31.

Referring to fig. 1 to 4, the production process of the present invention, which is performed by the mat production system according to any of the above exemplary embodiments, includes the following steps, material receiving, feeding, discharging, and returning cycles. During the material receiving step, the discharging trolley 4 is firstly parked on the second guide rail 31 of the transporting trolley 3 and contacts with the second limit switch 311, then the transporting trolley 3 is moved to one end, close to the extrusion die 11, of the third conveying rail component 5, the transporting trolley 3 contacts with the third limit switch 51, close to one end, close to the extrusion die 11, of the third conveying rail component 5, at the moment, the discharging trolley 4 is parked below the extrusion die 11, the discharging trolley 4 receives the molten massive backing plate extruded by the extrusion die 11 at the material receiving position, during material receiving, the conveying belt 41 runs at the same speed as the blanking speed, and when the molten massive backing plate is fully paved on the position, below the heat preservation mechanism, of the conveying belt 41, material receiving is completed. In the feeding step, after the material receiving is completed, the controller drives the transport trolley 3 to move to the discharging position along the third conveying track assembly 5, at the moment, the transport trolley 3 is in contact with the third limit switch 51 at one end, close to the hydraulic machine 2, of the third conveying track assembly 5, the transport trolley 3 stops moving, the controller drives the discharging trolley 4 to move to the first guide rail 22 along the second guide rail 31 until the end, far away from the second guide rail 31, of the first guide rail 22 is reached and is in contact with the first limit switch 221, the feeding is in place, and the discharging trolley 4 stops moving forwards. In the discharging step, the controller controls the discharging trolley 4 to retreat, meanwhile, the transmission direction of the conveying belt 41 of the conveying mechanism is opposite to the retreating direction of the discharging trolley 4, so that the discharging trolley 4 retreats, the conveying belt 41 runs to enable the molten blocky base plate to fall into the die pressing die 21, after the laying is finished, the discharging trolley 4 retreats from the first guide rail 22, and the hydraulic machine 2 runs to enable the die pressing die 21 to be matched to achieve rapid cooling forming of the base plate. In the resetting circulation step, after the unloading is completed, the unloading trolley 4 retreats onto the second guide rail 31 and contacts with the second limit switch 311 on the second guide rail 31, the unloading trolley 4 stops retreating, the controller controls the transport trolley 3 to move along the third conveying track assembly 5 to trigger the third limit switch 51 close to the extruder 1, the transport trolley 3 stops running, and the unloading trolley 4 is located at the material receiving position to receive the material in the next circulation period. The steps are simple and convenient, the extrusion process and the die pressing process can be combined to produce the base plates with various structures through the simple steps, the quality of the base plates is improved, and the production efficiency is improved.

The base plate production system and the base plate production process have the advantages that through simple and compact structural layout, a molten block base plate extruded by the extrusion die 11 can quickly enter the heat insulation mechanism and is automatically conveyed into the die pressing die 21 in a heat insulation environment, the extrusion die 11 and the die pressing die 21 are matched for use, high-quality base plates are produced by fully utilizing the advantages of different processes, the production efficiency is improved, the conveying trolley 3 and the discharging trolley 4 are matched for feeding at different road sections, the feeding efficiency is high, meanwhile, the structure is simple, the size is small, the space occupation is small, the requirements on the production environment are reduced, and the cost is reduced.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (7)

1. A dunnage producing system, characterized by: comprises that

The extruder is provided with an extrusion die;

the hydraulic press is provided with a die pressing die and a first conveying track assembly, the first conveying track assembly comprises two first guide rails, the two first guide rails are arranged on the hydraulic press and distributed on two sides of the die pressing die, and the height of the top of each first guide rail is lower than the height of the pressed part of the die pressing die;

the second conveying rail assembly comprises two second guide rails, and when the transport trolley reaches the unloading position, the two second guide rails are respectively butted with the two first guide rails;

the discharging trolley is provided with a conveying mechanism for conveying the base plates and a heat preservation mechanism for preserving heat of the base plates, the discharging trolley moves back and forth along the first conveying rail assembly and the second conveying rail assembly, the conveying mechanism comprises a conveying belt, the receiving end of the conveying belt extends out of the heat preservation mechanism and receives the base plates falling from the extrusion die, the conveying speed of the conveying belt is matched with the speed of the extrusion die for extruding the base plates, the heat preservation mechanism comprises a heat preservation cover, the heat preservation cover is positioned above the conveying belt and covers the conveying belt, and the receiving end of the conveying belt is positioned outside the heat preservation cover;

and when the discharging trolley stays on the second conveying track assembly, the transport trolley moves back and forth along the third conveying track assembly to enable the discharging trolley to bear the base plate extruded by the extrusion die and send the base plate into the die pressing die.

2. The dunnage producing system of claim 1, wherein: a heating pipe is arranged in the heat-insulating cover, and a thermocouple is installed on the heating pipe.

3. The dunnage producing system of claim 1, wherein: the extruder and the hydraulic machine are positioned on two sides or the same side of the third conveying track assembly.

4. A dunnage producing system as set forth in claim 3, wherein: and the conveying direction of the conveying mechanism is parallel to the first guide rail and the second guide rail and is vertical to the third conveying track assembly.

5. The dunnage producing system of claim 1, wherein: the one end that the second guide rail was kept away from to first guide rail is equipped with first limit switch, the one end that the first guide rail was kept away from to the second guide rail is equipped with second limit switch, the both ends of third delivery track subassembly all are equipped with third limit switch.

6. The dunnage producing system of claim 5, wherein: the controller is connected with the first limit switch, the second limit switch, the third limit switch, the transport trolley and the discharge trolley, and controls the transport trolley and the discharge trolley to move and reverse according to signals fed back by the limit switches.

7. A dunnage production process for producing dunnage by the dunnage production system of any of claims 1 through 6, characterized by: comprises the following steps of (a) carrying out,

receiving materials, namely stopping a discharge trolley on a transport trolley below an extrusion die, and receiving a molten block-shaped base plate extruded by the extrusion die at a material receiving position through the discharge trolley;

feeding, namely moving the transport trolley to a discharging position along the third conveying track assembly after receiving materials, and then driving the discharging trolley to move to the first guide rail along the second guide rail until the first guide rail reaches one end far away from the second guide rail;

unloading, namely, the unloading trolley retreats, meanwhile, the transmission direction of a conveying belt of the conveying mechanism is opposite to the retreating direction of the unloading trolley, the molten blocky base plate falls into a die pressing mold when the conveying belt runs, and the die pressing mold is closed by a hydraulic machine to realize cooling forming of the base plate when the hydraulic machine runs;

and resetting circulation, namely after unloading is finished, the unloading trolley retreats to the second guide rail, the transport trolley moves along the third conveying track assembly, and the unloading trolley on the transport trolley is transported to the material receiving position to receive materials in the next circulation period.

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