CN212738752U

CN212738752U - Heating sealing device

Info

Publication number: CN212738752U
Application number: CN202021712424.8U
Authority: CN
Inventors: 丰树礼; 王庆豪; 王腾
Original assignee: Henan Mine Crane Co Ltd
Current assignee: Henan Mine Crane Co Ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-03-19
Anticipated expiration: 2030-08-17

Abstract

The utility model provides a heating sealing device, which comprises a frame, an upper heating mould component arranged on the frame and a lower supporting mould component arranged corresponding to the upper heating mould component, wherein the upper heating mould component and the lower supporting mould component can move in a progressive manner; the heating upper die assembly comprises an annular upper die, an annular groove is formed in the side wall of the annular upper die, a strip-shaped heater is installed in the annular groove, and the strip-shaped heater comprises an integrally arranged strip-shaped heating body and a temperature sensor. When the sealing member needs to be subjected to heat sealing, the plastic uptake box is placed under the mold supporting assembly, the sealing paper is covered, the mold assembly and the mold supporting assembly are pressed in the heating mode, the mold assembly is heated and sealed in the heating mode, in addition, the strip-shaped heater is adopted, the temperature consistency can be effectively guaranteed, the heat sealing effect is excellent, and the defect that the traditional heat sealing equipment adopts a plurality of barrel-shaped heaters is effectively overcome.

Description

Heating sealing device

Technical Field

The utility model relates to a sealing device, specific theory has related to a heating sealing device that can be used for large-scale sealing member.

Background

In the material packaging process, heat sealing is often needed to complete the sealed packaging of the material, however, the traditional heat sealing equipment generally adopts a plurality of cylindrical heaters arranged along a flow channel to be heated, and then adopts an independent temperature sensor to transmit a temperature signal, which inevitably causes uneven temperature transmission, increases the temperature control cost and is difficult to coordinate and accord, and finally the heat sealing effect is difficult to ensure; wherein a certain heater breaks down and is difficult to be found in time, resulting in the heat conduction effect poor, the not good scheduling problem of heat-seal effect.

In order to solve the above problems, people are always seeking an ideal technical solution.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the not enough of prior art to a heating sealing device is provided.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is:

a heating sealing device comprises a rack, an upper heating die assembly arranged on the rack and a lower supporting die body assembly arranged corresponding to the upper heating die assembly, wherein the upper heating die assembly and the lower supporting die body assembly can move in a progressive mode; the heating upper die assembly comprises an annular upper die, an annular groove is formed in the side wall of the annular upper die, a bar-shaped heater is installed in the annular groove, and the bar-shaped heater comprises a bar-shaped heating body and a temperature sensor used for detecting the temperature in the annular upper die.

On the basis, prop the die body subassembly down and include the lower mould mounting bracket, install in on the lower mould mounting bracket and with the annular groove shape lower mould that the mould shape suited, the top of frame sets up the roof, sets up horizontal guide on this roof, horizontal guide's both ends set up the stopper respectively, the downside of lower mould mounting bracket corresponds horizontal guide sets up the rail block, the lower mould mounting bracket passes through slider slidable mounting in on the horizontal guide.

Based on the above, the upper heating die assembly is connected with a plurality of guide rods arranged in parallel, through holes are formed in the top plate corresponding to the guide rods, the guide rods penetrate through the through holes, linear bearings matched with the guide rods are arranged in the through holes, the lower end of each guide rod is connected with a follow-up plate, a driving cylinder is fixedly arranged on the follow-up plate, and the upper end of a piston rod of the driving cylinder is connected with the top plate.

Based on the above, two operation switches for controlling the driving cylinder are arranged on the upper surface of the top plate, and the two operation switches are connected in series.

On the basis, the top plate is provided with a protective cover with an opening on one surface, the lower supporting die body assembly can pass in and out the protective cover along the horizontal guide rail, and the upper heating die assembly is arranged in the protective cover.

Based on the above, one side of lower mould mounting bracket sets up the lower mould handle.

Based on the above, slot shape lower mould circumference sets up the silica gel pad groove, silica gel pad is laid to silica gel pad inslot, set up a plurality of locating pin holes in the silica gel pad groove, the downthehole spring locating pin that installs of locating pin.

Based on the above, the silica gel pad groove is close to one side of lower mould handle sets up gets the material mouth.

Based on the above, the top of the annular upper die is sequentially provided with the upper die pressing plate, the heat insulation plate and the upper die mounting plate to form a buckled annular upper die, the annular upper die is arranged on the side surface connected with the upper die pressing plate, the lower part of the annular upper die is provided with the annular heat conduction convex surface, and the upper die mounting plate is connected with the upper ends of the guide rods.

Based on the above, the frame is a frame-shaped frame, and the bottom of the frame-shaped frame is provided with universal wheels.

The utility model discloses relative prior art has substantive characteristics and progress, specific theory, the utility model provides a heat sealing device, when needing to carry out the heat-seal to the sealing member, treat that the sealing member is put and prop the die body subassembly down, cover sealing paper, mould subassembly and the die body subassembly pressfitting that props down in the heating, treat that the sealing member carries out heat seal, in addition, adopt the bar heater in the mould on the annular, can effectively guarantee the uniformity and the stability of temperature to reduce the degree of difficulty of control by temperature change, the heat-seal effect is excellent, effectively overcome traditional heat sealing equipment and adopt a plurality of cartridge heaters, be difficult to guarantee the defect of heating uniformity. Meanwhile, the driving mechanism of the lower supporting die body assembly is arranged at the lower part of the rack, so that the structure is compact, and the space is saved; furthermore, the air cylinder with adjustable stroke is adopted, and the shape of the upper die and the lower die is changed, so that the die can be suitable for more products, and the adaptability is strong.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the overall structure of the present invention for removing the protective cover.

Fig. 3 is a cross-sectional view of fig. 2 of the present invention.

Fig. 4 is a schematic structural view of the middle ring-shaped upper die of the present invention.

Fig. 5 is a schematic structural diagram of the middle strip-shaped heater of the present invention.

Fig. 6 is a schematic structural diagram (a) of the heating upper mold assembly of the present invention.

Fig. 7 is a schematic structural diagram (ii) of the heating upper mold assembly of the present invention.

Fig. 8 is a schematic structural diagram (a) of the middle and lower mold body assembly according to the present invention.

Fig. 9 is a schematic structural diagram (ii) of the middle and lower mold body assembly according to the present invention.

Fig. 10 is a schematic view of the feeding state of the present invention.

Fig. 11 is a schematic view showing a press-down heat-sealed state of the present invention.

In the figure: 1. a frame; 2. heating the upper die assembly; 2-1, an annular upper die; 2-2, ring groove; 2-3, heating the body in a strip shape; 2-4. temperature sensor; 2-5, insulating board; 2-6, pressing the upper die plate; 2-7, an annular heat-conducting convex surface; 3. a lower supporting die body component; 3-1. plastic sucking box; 3-2, silica gel pad groove; 3-3, taking a material outlet; 3-4, positioning pin holes; 3-5, a guide rail slide block; 3-6, pulling the handle of the lower die; 3-7, silica gel pad; 3-8, spring positioning pin; 4. an upper die mounting plate; 5. a protective cover; 6. a guide bar; 7. a follower plate; 8. a driving cylinder; 9. a universal wheel; 10. a horizontal guide rail; 11. a limiting block; 12. the switch is operated.

Detailed Description

The technical solution of the present invention will be described in further detail through the following embodiments.

As shown in fig. 1 to 11, a heating sealing device includes a frame 1, an upper heating mold assembly 2 disposed on the frame 1, and a lower mold body assembly 3 disposed corresponding to the upper heating mold assembly 2, wherein the upper heating mold assembly 2 and the lower mold body assembly 3 can move in a progressive manner; the heating upper die assembly 2 comprises an annular upper die 2-1, an annular groove 2-2 is formed in the side wall of the annular upper die 2-1, a strip-shaped heater is installed in the annular groove 2-2, and the strip-shaped heater comprises a strip-shaped heating body 2-3 and a temperature sensor 2-4 used for detecting the temperature in the annular upper die. In particular, the strip-shaped heating body can be made of flexible material to adapt to the shape of the annular groove.

When the sealing element needs to be subjected to heat sealing, the plastic suction box 3-1 is placed on the lower support die body assembly, sealing paper is covered, the upper heating die body assembly and the lower support die body assembly are pressed to be heated and sealed, in addition, a bar-shaped heating body is adopted in the annular upper die, and is provided with a built-in temperature sensor, so that the temperature consistency can be effectively ensured, the heat sealing effect is excellent, and the defect that the traditional heat sealing equipment adopts a plurality of cylindrical heaters is effectively overcome. In particular, the sealing paper can adopt medical dialyzing paper.

Preferably, the strip-shaped heater can be turned on firstly before use to preheat, and the heating temperature is adjusted according to different materials of the plastic suction box to be heat-sealed, so that the optimal heat-sealing effect is obtained.

Specifically, in this embodiment, PID control (proportional-integral-derivative control) is adopted, which has good stability, high reliability, and very small temperature output fluctuation, so that the heat sealing effect is better and more stable.

Further, the lower supporting die body assembly 3 comprises a lower die mounting frame and a groove-shaped lower die which is arranged on the lower die mounting frame and is matched with the annular upper die 2-1 in shape, a top plate is arranged at the top of the rack 1, a horizontal guide rail 10 is arranged on the top plate, two ends of the horizontal guide rail 10 are respectively provided with a limiting block 11, the lower side of the lower die mounting frame corresponds to the horizontal guide rail 10 and is provided with a guide rail slider 3-5, and the lower die mounting frame is slidably arranged on the horizontal guide rail 10 through the slider. Specifically, the lower die mounting frame and the groove-shaped lower die can be integrally arranged or separately arranged.

In the use process, the lower die handle can be pulled to enable the lower die body supporting assembly to slide along the horizontal guide rail, so that the sealing element can be placed/taken out, the feeding operation is completed, and meanwhile, the phenomenon that the upper die assembly is heated to scald in the process of placing/taking out the sealing element can be avoided. Specifically, when needing hot pressing seal, stimulate earlier and prop the die body subassembly down and make it deviate heating and go up under the die body subassembly, put into plastic uptake box and sealing paper, then promote and prop the die body subassembly down and be located heating and go up under the die body subassembly, so that heat seal, treat sealed completion back, mould subassembly and the separation of propping the die body subassembly down in the heating, stimulate and prop the die body subassembly down and make it deviate heating and go up under the die body subassembly, take out sealed plastic uptake box and sealing paper, the operation can continue to heat seal another sealing member more than the circulation. Simultaneously, in order to guarantee the heat-seal in-process, die body subassembly and the heating is gone up the die assembly and is alignd down, guarantees the heat-seal precision, can set up and prop down when die body subassembly slides the butt stopper, prop the die body subassembly down and be located the heating under the die assembly.

Further, the upper heating die assembly 2 is connected with a plurality of guide rods 6 which are arranged in parallel, through holes are formed in the top plate corresponding to the guide rods 6, the guide rods 6 penetrate through the through holes, linear bearings matched with the guide rods 6 are arranged in the through holes, the lower end of each guide rod 6 is connected with a follow-up plate 7, a driving cylinder 8 is fixedly arranged on the follow-up plate 7, and the upper end of a piston rod of the driving cylinder 8 is connected with the top plate.

When needs heat seal, the piston rod that drives actuating cylinder extends, and the mould subassembly moves down in the follower plate area guide bar, the heating, to supporting down on the die body subassembly treat that the sealing member carries out heat seal, treat sealed the completion back, drive actuating cylinder's piston rod shrink, the mould subassembly upward movement is gone up in the follower plate area guide bar, the heating, mould subassembly leaves the die body subassembly that supports down in the heating. Meanwhile, driving assemblies such as a driving cylinder and a follow-up plate are located inside a frame of the rack, so that the arrangement is more compact, and the space is saved.

Preferably, can set up adjusting nut on the piston rod to the stroke interval of mould subassembly is gone up in the adjustment heating, with the dynamics that the adjustment cylinder pushed down, thereby adjusts the heat-seal effect, and can improve the adaptability of this equipment.

Preferably, two operation switches 12 for controlling the driving cylinder 8 are provided on the upper surface of the top plate, and the two operation switches 12 are connected in series. In the use, need both hands to press simultaneously and just can start driving actuating cylinder, can avoid single switch to cause the safety problems such as pressing the hand.

Further, a protective cover 5 with an opening in one face is arranged on the top plate, the lower die body supporting component 3 can enter and exit the protective cover 5 along the horizontal guide rail 10, and the upper heating die component 2 is arranged inside the protective cover 5. The protective cover has the advantages that the protective cover plays a role in protecting operators, scalding is avoided, heat loss in the operation process of equipment is reduced, and energy is saved.

Furthermore, one side of the lower die mounting rack is provided with a lower die handle 3-6, so that the push-pull operation is facilitated.

Further, a silica gel pad groove 3-2 is circumferentially formed in the groove-shaped lower die, a silica gel pad 3-7 is laid in the silica gel pad groove 3-2, a plurality of positioning pin holes 3-4 are formed in the silica gel pad groove 3-2, and spring positioning pins 3-8 are installed in the positioning pin holes 3-4. Specifically, the silica gel pad can adopt heat-resisting sticky subsides in silica gel pad inslot, and the locating pin hole can be even or inhomogeneous the setting, can satisfy the location demand can.

Furthermore, a material taking port 3-3 is arranged on one side, close to the lower die handle 3-6, of the silica gel pad groove 3-2, and a sealing element is convenient to take and place.

Furthermore, an upper die pressing plate 2-6, a heat insulation plate 2-5 and an upper die mounting plate 4 are sequentially arranged at the top of the annular upper die 2-1 to form a buckled annular upper die 2-1, the annular groove 2-2 is arranged on the side surface of the annular upper die 2-1 connected with the upper die pressing plate 2-6, an annular heat conduction convex surface 2-7 is arranged at the lower part of the annular upper die 2-1, and the upper die mounting plate 4 is connected with the upper end of each guide rod 6. Specifically, the upper die pressing plate, the heat insulation plate, the upper die mounting plate and the annular upper die can be fixedly connected through bolts.

Further, the frame 1 is a frame-shaped frame, and the bottom of the frame-shaped frame is provided with universal wheels 9, so that the frame can move back and forth conveniently.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. A heat sealing device, characterized in that: the heating upper die assembly and the lower die body supporting assembly can move in a progressive mode; the heating upper die assembly comprises an annular upper die, an annular groove is formed in the side wall of the annular upper die, a strip-shaped heater is installed in the annular groove, and the strip-shaped heater comprises a strip-shaped heating body and a temperature sensor used for detecting the temperature of the annular upper die.

2. The heat sealing device of claim 1, wherein: prop the die body subassembly down include the lower mould mounting bracket, install in on the lower mould mounting bracket and with the annular groove shape lower mould that the mould shape suited, the top of frame sets up the roof, sets up horizontal guide on this roof, horizontal guide's both ends set up the stopper respectively, the downside of lower mould mounting bracket corresponds horizontal guide sets up the guide rail slider, the lower mould mounting bracket passes through slider slidable mounting in on the horizontal guide.

3. The heat sealing device of claim 2, wherein: the heating upper die assembly is connected with a plurality of guide rods arranged in parallel, through holes are formed in the top plate corresponding to the guide rods, the guide rods penetrate through the through holes, linear bearings matched with the guide rods are arranged in the through holes, the lower end of each guide rod is connected with a follow-up plate, a driving air cylinder is fixedly arranged on the follow-up plate, and the upper end of a piston rod of the driving air cylinder is connected with the top plate.

4. The heat sealing device of claim 3, wherein: and two operating switches for controlling the driving cylinder are arranged on the upper surface of the top plate and are connected in series.

5. The heat sealing device according to any one of claims 2 to 4, wherein: the roof is provided with a protective cover with an opening on one side, the lower supporting die body assembly can pass in and out the protective cover along the horizontal guide rail, and the upper heating die assembly is arranged in the protective cover.

6. The heat sealing device according to any one of claims 2 to 4, wherein: and a lower die handle is arranged on one side of the lower die mounting frame.

7. The heat sealing device of claim 6, wherein: the groove-shaped lower die is circumferentially provided with a silica gel pad groove, a silica gel pad is laid in the silica gel pad groove, a plurality of positioning pin holes are formed in the silica gel pad groove, and spring positioning pins are installed in the positioning pin holes.

8. The heat sealing device of claim 7, wherein: the silica gel pad groove is close to one side of lower mould handle sets up gets the material mouth.

9. The heat sealing device according to claim 3 or 4, wherein: the top of the annular upper die is sequentially provided with an upper die pressing plate, a heat insulation plate and an upper die mounting plate to form a buckled annular upper die, the annular upper die is arranged on the side surface connected with the upper die pressing plate, the annular groove is formed in the lower portion of the annular upper die, and the upper die mounting plate is connected with the upper ends of the guide rods.

10. The heat sealing device according to any one of claims 1 to 4, wherein: the frame is a frame-shaped frame, and universal wheels are arranged at the bottom of the frame-shaped frame.