Cold and hot film multilayer vacuum forming equipment production line

Abstract

The utility model discloses a cold and hot film multi-layer vacuum forming equipment production line, which relates to the technical field of cold and hot pressing forming machines and automatic production lines, and comprises two cold and hot film forming machines, a guide rail and a movable multi-layer feeding and taking trolley, a hydraulic driving device and an electrical control system; the movable multi-layer feeding and taking trolley comprises a trolley body frame, a transverse moving device and a feeding device are installed on the trolley body frame, the product hot pressing requirement and the product cold pressing requirement are met through work of a cold and hot pressing machine with two kinds of performance, the site area is reduced, the production efficiency is improved, and the production cost is reduced; a vacuum environment can be created to perform hot pressing on materials, so that the compactness is better, and the product quality is higher; and materials subjected to cold and hot pressing are transported through the trolley, repeated hoisting is avoided, time is saved, and potential safety hazards are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of cold and hot pressing forming machines and automatic production lines, in particular to a production line of cold and hot film multi-layer vacuum forming equipment. Background Art

[0002] Hot and cold film multilayer vacuum forming machines are mainly used for special pressing and forming equipment for aerospace composite materials, fuel cell membrane electrodes, plastic powder products, etc., especially hot and cold film multilayer vacuum forming machines for membrane electrode composite materials. After the material is pressed at high temperature, due to the high temperature (usually more than 100 degrees), if it is not cooled in time, the membrane electrode will change greatly, which will affect the fuel cell stack in actual use. The expected effect cannot be achieved, and then the consistency of the fuel cell output power and service life. Therefore, it is necessary to take out the pressed product immediately and then transfer it to the next cold pressing equipment for cooling. Due to the large working surface of the equipment and the large number of layers, the efficiency of manual picking is low, resulting in a long picking time, affecting product quality. Utility Model Content

[0003] In order to solve the above problems, that is, to solve the problems raised by the above background technology, the utility model proposes a hot and cold film multi-layer vacuum forming equipment production line, which includes two hot and cold film forming machines, guide rails and a mobile multi-layer feeding and unloading trolley. The hot and cold film forming machine is mainly composed of a main machine, a cylinder drive assembly, a vacuum device, a protective device, a hydraulic drive device, and an electrical control system;

[0004] The host comprises a nut, an upper crossbeam, a column and a lower base, the four corner holes of the upper crossbeam are connected to the lower base through four columns respectively, the four columns are used to adjust the distance between the upper crossbeam and the lower base through the nut, the outer walls of the four columns are installed with movable sliders through linear bearings, and a heating plate assembly is installed inside the host;

[0005] The oil cylinder driving assembly comprises a plunger rod installed in the lower base, the top end of the plunger rod is connected to the movable slider via a connecting flange, and sub-oil cylinders are installed on both sides of the movable slider via piston bolts;

[0006] The mobile multi-layer feeding and unloading trolley comprises a vehicle body frame, on which a lateral moving device and a feeding device are installed.

[0007] The utility model is further configured as follows: the heating plate assembly includes a first heating plate, a second heating plate, a third heating plate and a fourth heating plate, the first heating plate is installed at the bottom end of the upper crossbeam, the fourth heating plate is installed at the top end of the movable slider, brackets are installed on both sides of the top end of the lower base, supporting wheels are installed on the brackets, and the brackets are connected to the second heating plate and the third heating plate through the supporting wheels.

[0008] The utility model is further configured as follows: heating rods, sealing rings and thermocouples are installed inside the first heating plate, the second heating plate, the third heating plate and the fourth heating plate.

[0009] The utility model is further configured as follows: the lateral movement device includes a lateral movement drive motor and a reducer installed on the vehicle body frame, a first sprocket is installed on the output end of the reducer through a transmission shaft, a rotating shaft is installed through a pair of bearing brackets under the vehicle body frame, a second sprocket is installed on the rotating shaft, a pair of guide wheels are installed at both ends of the rotating shaft, and the first sprocket is connected to the second sprocket by a chain.

[0010] The utility model is further configured as follows: the feeding device includes a longitudinal moving module installed on the vehicle body frame, the longitudinal moving module is equipped with a moving table through its internal motor transmission, a moving column is installed on the moving table, a stretching cylinder is installed on the moving column through a fixed bracket, a connecting rod is installed on the piston rod of the stretching cylinder, a moving slide is installed on the other end of the connecting rod, a latch and a three-layer latch connecting plate are installed on the moving slide, material rack support plates are installed on both sides of the vehicle body frame, three-layer feeding brackets are installed on the material rack support plates, a plurality of rotating rollers are installed on the three-layer feeding brackets, and a feeding support plate is installed on the rotating rollers.

[0011] The beneficial technical effects of the utility model are as follows: by having two kinds of performances, the hot and cold press machines can meet the needs of hot pressing and cold pressing of products, and have the characteristics of simultaneous cold pressing after hot pressing; by setting up multi-layer hot and cold workbenches, the batch demand of products can be met, the site area can be reduced, the production efficiency can be improved, the production cost can be reduced, and a vacuum environment can be created to hot press the materials, so that the products after hot pressing have fewer bubbles, better density and higher product quality; by moving multi-layer feeding and unloading trolleys to transport the materials after hot and cold pressing, multiple hoisting can be avoided, time can be saved and safety hazards can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 Shown is a schematic diagram of the utility model.

[0013] Figure 2 The external structure diagram of the hot and cold film forming machine of the utility model is shown.

[0014] Figure 3 The main internal structure diagram of the hot and cold film forming machine of the utility model is shown.

[0015] Figure 4 The figure shows the internal structure of the hot and cold film forming machine in the utility model from a side view.

[0016] Figure 5 The side view of the structure of the mobile multi-layer feeding and retrieving trolley of the utility model is shown.

[0017] Figure 6 The main structural diagram of the mobile multi-layer feeding and retrieving trolley of the utility model is shown.

[0018] In the figure: 1. hot and cold film forming machine, 2. guide rail, 3. mobile multi-layer feeding and unloading trolley, 4. main machine, 5. cylinder drive assembly, 6. vacuum device, 7. protective device, 8. hydraulic drive device, 9. electrical control system, 10. nut, 11. upper crossbeam, 12. first heating plate, 13. second heating plate, 14. third heating plate, 15. fourth heating plate, 16. column, 17. mobile slider, 18. linear bearing, 19. lower base, 20. heating rod, 21. sealing ring, 22. thermocouple, 23. , sub-cylinder, 24, plunger rod, 25, supporting wheel, 26, bracket, 27, vehicle frame, 28, material rack support plate, 29, loading bracket, 30, moving roller, 31, loading pallet, 32, horizontal moving drive motor, 33, reducer, 34, first sprocket, 35, second sprocket, 36, rotating shaft, 37, guide wheel, 38, longitudinal moving module, 39, moving table, 40, moving column, 41, stretching cylinder, 42, connecting rod, 43, moving slide plate, 44, latch connecting plate, 45, latch. DETAILED DESCRIPTION

[0019] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0020] The utility model proposes a production line of hot and cold film multilayer vacuum forming equipment, including two hot and cold film forming machines 1, a guide rail 2 and a mobile multilayer feeding and taking trolley 3. The hot and cold film forming machine 1 is mainly composed of a main machine 4, a cylinder drive assembly 5, a vacuum device 6, a protective device 7, a hydraulic drive device 8, and an electrical control system 9; the main machine 4 includes a nut 10, an upper crossbeam 11, a column 16 and a lower base 19, the four corner holes of the upper crossbeam 11 are respectively connected to the lower base 19 through the four columns 16, and the four columns 16 are adjusted by the nuts 10 The distance between the upper crossbeam 11 and the lower base 19, the outer walls of the four columns 16 are all installed with movable sliders 17 through linear bearings 18, and the heating plate assembly is installed inside the main machine 4; the cylinder drive assembly 5 includes a plunger rod 24 installed in the lower base 19, the top of the plunger rod 24 is connected to the movable slider 17 through a connecting flange, and sub-cylinders 23 are installed on both sides of the movable slider 17 through piston bolts; the mobile multi-layer feeding and unloading trolley 3 includes a body frame 27, and a lateral moving device is installed on the body frame 27 to and a feeding device; the heating plate assembly includes a first heating plate 12, a second heating plate 13, a third heating plate 14 and a fourth heating plate 15, the first heating plate 12 is installed at the bottom end of the upper crossbeam 11, the fourth heating plate 15 is installed at the top of the movable slider 17, and brackets 26 are installed on both sides of the top of the lower base 19, and the brackets 26 are installed with supporting wheels 25, and the brackets 26 are connected to the second heating plate 13 and the third heating plate 14 through the supporting wheels 25; the first heating plate 12, the second heating plate 13, the third heating The heating plate 14 and the fourth heating plate 15 are both internally installed with a heating rod 20, a sealing ring 21 and a thermocouple 22; the lateral movement device includes a lateral movement drive motor 32 and a reducer 33 installed on the vehicle frame 27, and the output end of the reducer 33 is installed with a first sprocket 34 through a transmission shaft, and a rotating shaft 36 is installed below the vehicle frame 27 through a pair of bearing brackets, and a second sprocket 35 is installed on the rotating shaft 36, and a pair of guide wheels 37 are installed at both ends of the rotating shaft 36, and the first sprocket 34 is connected to the second sprocket 35 through a chain;The feeding device comprises a longitudinal moving module 38 mounted on the vehicle frame 27, the longitudinal moving module 38 is provided with a moving table 39 through its internal motor transmission, a moving column 40 is mounted on the moving table 39, a stretching cylinder 41 is mounted on the moving column 40 through a fixed bracket, a connecting rod 42 is mounted on the piston rod of the stretching cylinder 41, a moving slide plate 43 is mounted on the other end of the connecting rod 42, a latch 45 and a three-layer latch connecting plate 44 are mounted on the moving slide plate 43, a material rack support plate 28 is mounted on both sides of the vehicle frame 27, a three-layer feeding bracket 29 is mounted on the material rack support plate 28, a plurality of rotating rollers 30 are mounted on the three-layer feeding bracket 29, and a feeding support plate 31 is mounted on the rotating roller 30. ;

[0021] The two hot and cold film forming machines 1 have the same structure and performance. According to the production process requirements and on-site layout, any one of the two devices can be used as a hot press or a cold press. The hot and cold film forming machine 1 is mainly composed of a main machine 4, a cylinder drive assembly 5, a vacuum device 6, a protective device 7, a hydraulic drive device 8, and an electrical control system 9.

[0022] The main machine 4 is placed on the left side of the whole equipment; the oil cylinder drive assembly 5 is arranged in the middle and on both sides below the lower base 19; the vacuum device 6 is installed on the rear side of the lower base 19; the protective device 7 is arranged around the outside of the main machine 4; the hydraulic drive device 8 is located on the right side of the main machine 4; the electrical control system 9 is arranged in the front position on the right side of the main machine 4;

[0023] The lower base 19 is equipped with a cylinder drive assembly 5, and the other side is equipped with a vacuum device 6 through a bracket. Each layer of the heating plate is vacuumed through the pipeline, and the time is controlled by the electrical control system 9 to complete the vacuuming work. According to the product process requirements, the vacuuming or non-vacuuming action program can be set during operation;

[0024] The first heating plate 12, the second heating plate 13, the third heating plate 14 and the fourth heating plate 15 are internally installed with a heating rod 20, a sealing ring 21 and a thermocouple 22, and the outside is installed with a junction box, a center line box and a guide bracket as needed. The sealing ring 21 is hollow in the middle, has sufficient compression, and is not easy to fall off during vacuum use; the outer walls of the first heating plate 12 and the fourth heating plate 15 are installed with a protective plate;

[0025] The cylinder driving assembly 5 includes a plunger rod 24 and a sub-cylinder 23. The top end of the plunger rod 24 is connected to the movable slider 17 through a connecting flange. Sub-cylinders 23 are installed on both sides of the movable slider 17 through piston bolts. The movable slider 17 is driven by the sub-cylinder 23 to move, so that the fourth heating plate 15 moves upward and first contacts with the lower plane of the third heating plate 14; then moves upward together, and contacts with the lower plane of the second heating plate 13 after moving to a certain position, and then moves upward together, and contacts with the lower plane of the first heating plate 12 after moving to a certain position. At this time, a first layer of sealed working chamber is formed between the fourth heating plate 15 and the third heating plate 14, the third heating plate 14 and the second heating plate 13 form a second layer of sealed working chamber, and the second heating plate 13 and the first heating plate 12 form a third layer of sealed working chamber;

[0026] Two parallel guide rails 2 are installed on the ground, and a lateral movement driving motor 32 is fixed on the vehicle frame 27, which drives the first sprocket 34 through the reducer 33 to drive the second sprocket 35 to rotate through the chain, thereby driving the guide wheel 37 to move laterally along the guide rail 2;

[0027] When the equipment needs to work (according to the first product processing order):

[0028] First, the mobile multi-layer feeding and unloading trolley assembly 3 is in the loading position, the loading support plate 31 and the movable table 39 are in the outside position of the equipment, and the latch connecting plate 44 and the latch 45 are in the released and disengaged position from the loading support plate 31.

[0029] The products to be pressed are manually placed on the loading pallet 31 of the multi-layer feeding and unloading trolley 3 (a total of 3 layers), and are lifted by the electrically controlled stretching cylinder 41. The connecting rod 42 and the moving slide 43 drive the latch connecting plate 44 and the latch 45 to be lifted and positioned with the loading pallet 31, and then driven by the transverse moving drive motor 32 to move it on the guide rail 2 to the front of the multi-layer hot press machine, and then the longitudinal moving module 38 motor drives the moving table 39 to automatically feed the 3 layers of products to be pressed placed on the loading pallet 31 into the multi-layer hot press machine, and then the stretching cylinder 41 is moved down, and the latch 45 releases the loading pallet 31 and the workpiece. At this time, the loading pallet 31 and the workpiece are on the 3-layer workbench of the hot press machine. After hot pressing, the mobile multi-layer feeding and taking trolley 3 enters the working area of ​​the equipment. After the latch 45 is positioned with the loading support plate 31, it is moved out by the mobile table 39, and then the mobile multi-layer feeding and taking trolley 3 is translated to the cold pressing machine station, and the hot pressed product is automatically sent to the multi-layer cold pressing machine for work. After cold pressing, the mobile multi-layer feeding and taking trolley 3 automatically takes it out, and the mobile multi-layer feeding and taking trolley 3 is translated to the finished product storage area, and then the cold pressed finished product is manually taken out, and then the mobile multi-layer feeding and taking trolley 3 is translated to the manual loading station of the product to be pressed, and the work is cyclically performed in sequence.

[0030] Although the present invention has been described with reference to preferred embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, the various technical features mentioned in the various embodiments may be combined in any manner as long as there is no structural conflict. The present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

[0031] In the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0032] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0033] The term "comprise" or any other similar term is intended to cover a non-exclusive inclusion, such that a process, article, or apparatus / device that includes a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, article, or apparatus / device.

[0034] So far, the technical solution of the present invention has been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A hot and cold film multilayer vacuum forming equipment production line, comprising two hot and cold film forming machines (1), a guide rail (2) and a mobile multilayer feeding and unloading trolley (3), characterized in that: The hot and cold film forming machine (1) is mainly composed of a main machine (4), a cylinder drive assembly (5), a vacuum device (6), a protective device (7), a hydraulic drive device (8), and an electrical control system (9); The main machine (4) comprises a nut (10), an upper crossbeam (11), a column (16) and a lower base (19); the four corner holes of the upper crossbeam (11) are connected to the lower base (19) through four columns (16) respectively; the four columns (16) are used to adjust the distance between the upper crossbeam (11) and the lower base (19) through the nut (10); the outer walls of the four columns (16) are equipped with movable sliders (17) through linear bearings (18); and a heating plate assembly is installed inside the main machine (4); The oil cylinder driving assembly (5) comprises a plunger rod (24) installed in the lower base (19), the top end of the plunger rod (24) is connected to the movable slider (17) via a connecting flange, and sub-oil cylinders (23) are installed on both sides of the movable slider (17) via piston bolts; The mobile multi-layer feeding and unloading trolley (3) comprises a vehicle frame (27), on which a lateral moving device and a loading device are installed.

2. The hot and cold film multilayer vacuum forming equipment production line according to claim 1, characterized in that: The heating plate assembly comprises a first heating plate (12), a second heating plate (13), a third heating plate (14) and a fourth heating plate (15); the first heating plate (12) is installed at the bottom end of the upper crossbeam (11); the fourth heating plate (15) is installed at the top end of the movable slider (17); brackets (26) are installed on both sides of the top end of the lower base (19); supporting wheels (25) are installed on the brackets (26); and the brackets (26) are connected to the second heating plate (13) and the third heating plate (14) through the supporting wheels (25).

3. The hot and cold film multilayer vacuum forming equipment production line according to claim 2, characterized in that: The first heating plate (12), the second heating plate (13), the third heating plate (14) and the fourth heating plate (15) are each internally installed with a heating rod (20), a sealing ring (21) and a thermocouple (22).

4. The hot and cold film multi-layer vacuum forming equipment production line according to claim 1, characterized in that: The lateral movement device comprises a lateral movement drive motor (32) and a reducer (33) mounted on the vehicle body frame (27); a first sprocket (34) is mounted on the output end of the reducer (33) via a transmission shaft; a rotating shaft (36) is mounted through a pair of bearing brackets below the vehicle body frame (27); a second sprocket (35) is mounted on the rotating shaft (36); a pair of guide wheels (37) are mounted at both ends of the rotating shaft (36); and the first sprocket (34) and the second sprocket (35) are connected via a chain.

5. The hot and cold film multi-layer vacuum forming equipment production line according to claim 1, characterized in that: The feeding device comprises a longitudinal moving module (38) mounted on the vehicle frame (27), wherein the longitudinal moving module (38) is provided with a moving table (39) through an internal motor drive, wherein a moving column (40) is mounted on the moving table (39), wherein a stretching cylinder (41) is mounted on the moving column (40) through a fixed bracket, wherein a connecting rod (42) is mounted on the piston rod of the stretching cylinder (41), wherein a moving slide plate (43) is mounted on the other end of the connecting rod (42), wherein a latch (45) and a three-layer latch connecting plate (44) are mounted on the moving slide plate (43), wherein material rack support plates (28) are mounted on both sides of the vehicle frame (27), wherein three-layer feeding brackets (29) are mounted on the material rack support plates (28), wherein a plurality of rotating rollers (30) are mounted on the three-layer feeding brackets (29), wherein a feeding support plate (31) is mounted on the rotating rollers (30).

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