Pressing device of heat sealing machine

Abstract

The utility model relates to the technical field of pressing devices, and discloses a pressing device of a heat sealing machine, which comprises a heat sealing machine main body, a hydraulic telescopic cylinder arranged at the top of the heat sealing machine main body, and a lifting platform fixedly mounted at the telescopic end of the hydraulic telescopic cylinder, a hot pressing plate fixedly mounted at the bottom of the lifting platform, and a pressing plate fixedly mounted at the bottom of the hot pressing plate. A third limiting mechanism and a base plate are arranged at the bottom of the lifting table, and the base plate is slidably installed on the surface of the heat sealing machine body. The first limiting mechanism and the second limiting mechanism are arranged, the positions of the first baffle and the second baffle are adjusted through the second adjusting bolt and the third adjusting bolt respectively, the first baffle and the second baffle are matched to position the composite board when the composite board is placed, and the positioning accuracy of equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressing devices, in particular to a pressing device of a heat sealing machine. Background Art

[0002] A heat sealer is a device that combines two or more materials using heat and pressure. It softens the materials by heating them to a certain temperature and applies pressure to bond them together. Heat sealers are commonly used to connect and seal various plastics, films, textiles, and other materials.

[0003] In the prior art, a composite sheet hot press for fixture manufacturing (Announcement No.: CN221604639U) uses two electric rods to simultaneously push the clamping plates to move, and uses the clamping plates to clamp the composite plates. It can clamp composite plates of different sizes, which can keep the composite plates stable and avoid dislocation that affects the heating effect. However, the device cannot accurately position the placement of the composite plates during clamping, and the pressing position of the pressing plates is prone to offset. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a pressing device for a heat sealing machine.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A pressing device for a heat sealing machine, comprising a heat sealing machine body, a hydraulic telescopic cylinder being provided on the top of the heat sealing machine body, and further comprising:

[0007] A lifting platform, the lifting platform is fixedly installed on the telescopic end of the hydraulic telescopic cylinder, a hot pressing plate is fixedly installed on the bottom of the lifting platform, and a third limiting mechanism is provided at the bottom of the lifting platform;

[0008] A pad is slidably mounted on the surface of the heat sealing machine body, a first baffle is fixedly mounted on one side of the pad, a first limiting mechanism is provided on one side of the first baffle, a second limiting mechanism is provided on the top side of the pad, two scales are symmetrically provided on both sides of the pad, and both scales are fixedly mounted on the surface of the heat sealing machine body.

[0009] As a further solution of the present invention, the first limiting mechanism includes a handwheel, a second adjusting bolt and a support block, the support block is fixedly installed on the top of the heat sealing machine body, one end of the second adjusting bolt passes through the support block and is threadedly connected to the support block, one end of the second adjusting bolt is rotatably installed on one side of the first baffle, and the handwheel is fixedly installed on the other end of the second adjusting bolt.

[0010] As a further solution of the present invention, the second limiting mechanism includes a third adjusting bolt, a support bar and a limit box, a second baffle is slidably installed in the limit box, a plurality of third springs are fixedly installed between the bottom of the second baffle and the limit box, and the third adjusting bolt is rotatably installed on one side of the limit box.

[0011] As a further solution of the present invention, a first slide groove adapted to the limit box is opened on one side of the top of the pad, the limit box is slidably installed in the first slide groove, the support bar is fixedly installed in the groove of the first slide groove, and one end of the third adjusting bolt passes through the outer surface of the support bar and is threadedly connected to it.

[0012] As a further solution of the present invention, the third limiting mechanism includes a first pressure plate and a second pressure plate, and the first guide rod and the second guide rod are fixedly installed on the top of the first pressure plate and the second pressure plate respectively, and the first guide rod and the second guide rod are respectively sleeved with a first spring and a second spring.

[0013] As a further solution of the present invention, the first guide rod is slidably inserted into the bottom of the lifting platform, and the two ends of the first spring are respectively fixedly installed with the first pressure plate and the lifting platform. A second sliding groove is opened at one end of the lifting platform, and a slider with an inverted T-shaped structure is slidably installed in the second sliding groove. The second guide rod slides through the outer surface of the slider, and the two ends of the second spring are respectively fixedly installed with the slider and the second pressure plate.

[0014] As a further solution of the present invention, a first adjusting bolt is rotatably installed on one side of the slider, a threaded blind hole compatible with the first adjusting bolt is opened in the second slide groove, one end of the first adjusting bolt is inserted into the second slide groove and threadedly connected to it, and a block for positioning the hot pressing plate is fixedly installed at one end of the lifting platform.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. By setting the first limiting mechanism and the second limiting mechanism, the composite plate is placed on the top of the pad, and the hand wheel is turned to drive the second adjusting bolt to rotate. The second adjusting bolt drives the pad to adjust its position under the hot pressing plate, thereby adjusting the position of the first baffle. The third adjusting bolt is turned to drive the limit box to move in the first slide slot, thereby adjusting the position of the second baffle. The first baffle and the second baffle can be used to position the composite plate when it is placed, thereby improving the positioning accuracy of the equipment.

[0017] 2. By setting the third limiting mechanism, when the hot pressing plate presses down the composite plate, the first pressing plate and the second pressing plate first press against the surface of the composite plate to prevent the composite plate from deflecting during the hot pressing process of the hot pressing plate. At the same time, when the hot pressing plate rises, the first pressing plate and the second pressing plate are respectively prevented from rising with the hot pressing plate under the elastic force of the first spring and the second spring, so that the composite plate after hot pressing can automatically detach and prevent adhesion, thereby improving the practicality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of a pressing device of a heat sealing machine proposed in the present invention;

[0019] Figure 2 This is a schematic structural diagram of a first limiting mechanism of a pressing device of a heat sealing machine proposed in the present invention;

[0020] Figure 3 This is a schematic structural diagram of a third limiting mechanism of a pressing device of a heat sealing machine proposed in the present invention;

[0021] Figure 4 This is a schematic structural diagram of a second limiting mechanism of a pressing device of a heat sealing machine proposed in the present invention;

[0022] Figure 5 This is a schematic diagram of the installation structure of a slider and a first adjusting bolt of a pressing device of a heat sealing machine proposed by the present invention.

[0023] In the figure: 1. Heat sealing machine body; 2. Lifting platform; 3. Block; 4. Pad; 5. First pressure plate; 6. Second pressure plate; 7. First adjusting bolt; 8. Scale; 9. First baffle; 10. Heat press plate; 11. Hand wheel; 12. Second adjusting bolt; 13. First guide rod; 14. First spring; 15. Second guide rod; 16. Second spring; 17. Slider; 18. Third adjusting bolt; 19. Support block; 20. Support bar; 21. Limit box; 22. Third spring; 23. Second baffle. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0026] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc. should be understood in a broad sense. For example, "connected" can mean 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 an indirect connection through an intermediate medium, or it can be internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0027] Reference Figure 1-Figure 5 , a pressing device of a heat sealing machine includes a heat sealing machine body 1, a hydraulic telescopic cylinder is provided on the top of the heat sealing machine body 1, and a lifting platform 2, which is fixedly installed on the telescopic end of the hydraulic telescopic cylinder, and a hot pressing plate 10 is fixedly installed on the bottom of the lifting platform 2, and a third limiting mechanism is provided at the bottom of the lifting platform 2, a pad 4, and the pad 4 is slidably installed on the surface of the heat sealing machine body 1, and a first baffle 9 is fixedly installed on one side of the pad 4, a first limiting mechanism is provided on one side of the first baffle 9, and a second limiting mechanism is provided on one side of the top of the pad 4, and two scales 8 are symmetrically provided on both sides of the pad 4, and the two scales 8 are fixedly installed on the surface of the heat sealing machine body 1, the first limiting mechanism includes a hand wheel 11, a second adjusting bolt 12 and a support block 19, and the support block 19 is fixedly installed on the top of the heat sealing machine body 1, and the second One end of the adjusting bolt 12 passes through the support block 19 and is threadedly connected to it, one end of the second adjusting bolt 12 is rotatably installed on one side of the first baffle 9, and the handwheel 11 is fixedly installed on the other end of the second adjusting bolt 12. The second limiting mechanism includes a third adjusting bolt 18, a support bar 20 and a limit box 21. A second baffle 23 is slidably installed in the limit box 21, and a plurality of third springs 22 are fixedly installed between the bottom of the second baffle 23 and the limit box 21. The third adjusting bolt 18 is rotatably installed on one side of the limit box 21. A first slide groove adapted to the limit box 21 is opened on one side of the top of the pad 4. The limit box 21 is slidably installed in the first slide groove, and the support bar 20 is fixedly installed in the notch of the first slide groove. One end of the third adjusting bolt 18 passes through the outer surface of the support bar 20 and is threadedly connected to it.

[0028] During use, by setting the first limiting mechanism and the second limiting mechanism, the composite plate is placed on the top of the pad 4, and the hand wheel 11 is turned to drive the second adjusting bolt 12 to rotate. The second adjusting bolt 12 drives the pad 4 to adjust its position under the hot pressing plate 10, and then adjusts the position of the first baffle 9. The parameters of the adjustment distance of the first baffle 9 are displayed at all times through the scale 8. The third adjusting bolt 18 is turned to drive the limit box 21 to move in the first slide groove, and then adjust the position of the second baffle 23. The composite plate can be positioned when placed through the first baffle 9 and the second baffle 23, thereby improving the accuracy of equipment positioning.

[0029] In this embodiment, the third limiting mechanism includes a first pressure plate 5 and a second pressure plate 6, and the first guide rod 13 and the second guide rod 15 are fixedly installed on the top of the first pressure plate 5 and the second pressure plate 6 respectively. The first guide rod 13 and the second guide rod 15 are respectively sleeved with a first spring 14 and a second spring 16. The first guide rod 13 is slidably inserted into the bottom of the lifting platform 2, and the two ends of the first spring 14 are respectively fixedly installed with the first pressure plate 5 and the lifting platform 2. A second slide groove is provided at one end of the lifting platform 2, and a slider 17 with an inverted T-shaped structure is slidably installed in the second slide groove. The second guide rod 15 slides through the outer surface of the slider 17, and the two ends of the second spring 16 are respectively fixedly installed with the slider 17 and the second pressure plate 6. A first adjusting bolt 7 is rotatably installed on one side of the slider 17, and a threaded blind hole compatible with the first adjusting bolt 7 is provided in the second slide groove. One end of the first adjusting bolt 7 is inserted into the second slide groove and threadedly connected with it. A block 3 for positioning the hot pressing plate 10 is fixedly installed at one end of the lifting platform 2.

[0030] During use, the third limiting mechanism, when the hot pressing plate 10 presses down the composite plate, the first pressing plate 5 and the second pressing plate 6 first press against the surface of the composite plate to prevent the composite plate from shifting during the hot pressing process of the hot pressing plate 10. At the same time, when the hot pressing plate 10 rises, the first pressing plate 5 and the second pressing plate 6 are respectively prevented from rising with the hot pressing plate 10 under the elastic force of the first spring 14 and the second spring 16, so as to facilitate the automatic separation of the composite plate after hot pressing to prevent adhesion, thereby improving the practicality of the equipment.

[0031] From the above description, it can be seen that the above embodiment of the present invention achieves the following technical effects: when in use, first turn the hand wheel 11 according to the need of the pressing position, the hand wheel 11 drives the second adjusting bolt 12 to rotate, the second adjusting bolt 12 drives the pad 4 to adjust its position under the hot pressing plate 10, and then adjusts the position of the first baffle 9, and then turns the third adjusting bolt 18 to drive the limit box 21 to move in the first slide groove, and then adjusts the position of the second baffle 23. The first baffle 9 and the second baffle 23 can be used to position the composite board when placing it, and the positioning is more accurate. Then, the hydraulic expansion joint in the hot press body 1 is started. The hydraulic telescopic cylinder drives the lifting platform 2 to move downward, and the first pressure plate 5 and the second pressure plate 6 are first pressed against the surface of the composite plate to fix it. As the hot pressing plate 10 continues to press down, the first guide rod 13 and the second guide rod 15 are respectively slid into the lifting platform 2 and compress the first spring 14 and the second spring 16. After the hot pressing is completed, the hot pressing plate 10 rises first, and the first pressure plate 5 and the second pressure plate 6 are pressed against the surface of the composite plate under the elastic force of the first spring 14 and the second spring 16, so as to prevent the composite plate from being heated and adhering to the hot pressing plate 10 and rising with the hot pressing plate 10, so that the composite plate can be better separated and unloaded, thereby improving the practicality of the equipment.

[0032] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A pressing device for a heat sealing machine, comprising a heat sealing machine body (1), wherein a hydraulic telescopic cylinder is provided on the top of the heat sealing machine body (1), characterized in that: Also includes: A lifting platform (2), the lifting platform (2) is fixedly mounted on the telescopic end of the hydraulic telescopic cylinder, a hot pressing plate (10) is fixedly mounted on the bottom of the lifting platform (2), and a third limiting mechanism is provided at the bottom of the lifting platform (2); A backing plate (4) is slidably mounted on the surface of a heat sealing machine body (1); a first baffle (9) is fixedly mounted on one side of the backing plate (4); a first limiting mechanism is provided on one side of the first baffle (9); a second limiting mechanism is provided on one side of the top of the backing plate (4); two scales (8) are symmetrically provided on both sides of the backing plate (4); and both scales (8) are fixedly mounted on the surface of the heat sealing machine body (1).

2. The pressing device of a heat sealing machine according to claim 1, characterized in that: The first limiting mechanism comprises a hand wheel (11), a second adjusting bolt (12) and a support block (19), wherein the support block (19) is fixedly mounted on the top of the heat sealing machine body (1), one end of the second adjusting bolt (12) passes through the support block (19) and is threadedly connected thereto, one end of the second adjusting bolt (12) is rotatably mounted on one side of the first baffle (9), and the hand wheel (11) is fixedly mounted on the other end of the second adjusting bolt (12).

3. The pressing device of a heat sealing machine according to claim 1, characterized in that: The second limiting mechanism comprises a third adjusting bolt (18), a support bar (20) and a limiting box (21); a second baffle (23) is slidably mounted in the limiting box (21); a plurality of third springs (22) are fixedly mounted between the bottom of the second baffle (23) and the limiting box (21); and the third adjusting bolt (18) is rotatably mounted on one side of the limiting box (21).

4. The pressing device of a heat sealing machine according to claim 3, characterized in that: A first slide groove adapted to the limit box (21) is provided on one side of the top of the pad (4), the limit box (21) is slidably mounted in the first slide groove, the support bar (20) is fixedly mounted in the notch of the first slide groove, and one end of the third adjusting bolt (18) passes through the outer surface of the support bar (20) and is threadedly connected thereto.

5. The pressing device of a heat sealing machine according to claim 1, characterized in that: The third limiting mechanism comprises a first pressing plate (5) and a second pressing plate (6), wherein a first guide rod (13) and a second guide rod (15) are fixedly mounted on the top of the first pressing plate (5) and the second pressing plate (6), respectively, and a first spring (14) and a second spring (16) are sleeved around the first guide rod (13) and the second guide rod (15), respectively.

6. The pressing device of a heat sealing machine according to claim 5, characterized in that: The first guide rod (13) is slidably inserted into the bottom of the lifting platform (2), and the two ends of the first spring (14) are fixedly installed with the first pressure plate (5) and the lifting platform (2) respectively. A second sliding groove is opened at one end of the lifting platform (2), and a slider (17) with an inverted T-shaped structure is slidably installed in the second sliding groove. The second guide rod (15) slides through the outer surface of the slider (17), and the two ends of the second spring (16) are fixedly installed with the slider (17) and the second pressure plate (6) respectively.

7. The pressing device of a heat sealing machine according to claim 6, characterized in that: A first adjusting bolt (7) is rotatably mounted on one side of the slider (17), a threaded blind hole adapted to the first adjusting bolt (7) is provided in the second chute, one end of the first adjusting bolt (7) is inserted into the second chute and threadedly connected thereto, and a block (3) for positioning the hot pressing plate (10) is fixedly mounted on one end of the lifting platform (2).

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