Vertical double-layer heating drying tunnel for adhesive tape base material

Abstract

The utility model is applicable to the technical field of adhesive tape base material heating, and provides a vertical double-layer heating drying tunnel for adhesive tape base materials, which comprises a drying box, a movable plate is axially mounted in an inner cavity of the drying box in a sliding manner, the inner side of the movable plate is electrically connected with a heating pipe for drying adhesive tapes, and a transmission mechanism is arranged on the movable plate. The transmission mechanism is used for synchronously supplying power to the heating pipe; the transmission mechanism comprises a transmission unit and a reset unit; the transmission unit is used for providing transmission force for connection and disconnection of one heating pipe and a power source. The reset unit is used for providing elastic force in one direction for the transmission unit all the time. By arranging the transmission mechanism, after one heating pipe is damaged and the damaged heating pipe is taken out, the heating pipe corresponding to the damaged heating pipe does not work any more, uneven drying in the heating and drying process of the adhesive tape at the position is avoided, and the product quality is further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of heating adhesive tape substrates, and in particular relates to a vertical double-layer heating drying tunnel for adhesive tape substrates. Background Art

[0002] According to its function, tape can be divided into: high temperature tape, double-sided tape, insulating tape, special tape, pressure-sensitive tape, and die-cut tape. Different functions are suitable for different industry needs. The base material of the tape plays the role of fixing the adhesive.

[0003] In the prior art, during the production process of the adhesive tape, it is necessary to pass through an extrusion roller, go to a drying tunnel for drying, then apply a release agent, then go into a drying tunnel to solidify the surface release agent, and finally be rolled up and slit. During the drying process of the adhesive tape, it is necessary to dry the adhesive tape evenly, wherein there are multiple drying components. When one of the drying components is damaged, it is necessary to replace one of the drying components. In order to ensure production efficiency, the other drying components need to continue to work, while the other drying component corresponding to the damaged drying component continues to work, resulting in uneven drying of a section of the adhesive tape. To improve product quality, the utility model proposes a vertical double-layer heating drying tunnel for an adhesive tape substrate. Utility Model Content

[0004] The utility model provides a vertical double-layer heating drying tunnel for adhesive tape substrates, aiming to solve the problems mentioned in the above background technology.

[0005] The utility model is implemented as follows: a vertical double-layer heating drying tunnel for adhesive tape substrates, comprising a drying box, an inner cavity of the drying box is axially slidably mounted with a movable plate, the inner side of the movable plate is electrically connected with a heating tube for drying the adhesive tape, and a transmission mechanism is arranged on the movable plate, the transmission mechanism is used to synchronously supply power to the heating tube;

[0006] The transmission mechanism comprises a transmission unit and a reset unit;

[0007] The transmission unit is used to provide transmission force for connecting and disconnecting one of the heating tubes from the power supply;

[0008] The reset unit is used to always provide a directional elastic force for the transmission unit.

[0009] Preferably, the reset unit comprises a movable rod, a stop block and a spring;

[0010] The stop block is vertically slidably installed in the inner cavity of the drying box, and the stop block is used to synchronously drive the movable rod to move vertically;

[0011] The movable rod is fixed to the end of the stop block, and the movable rod is used to receive external extrusion force to drive the stop block to move;

[0012] The two ends of the spring are respectively clamped on the inside of the drying box and the outer wall of the stop block, and the spring is used to always provide a thrust in one direction for the stop block.

[0013] Preferably, the transmission unit comprises a conductive block, a first rack, a gear, a second rack, a power supply board and a limit block;

[0014] The conductive block is slidably connected to the inner cavity at the bottom end of the abutment block, and the conductive block is used to connect with the power board to connect the power from the power board;

[0015] The first rack is fixed to the outer wall of the conductive block, and the first rack is used to push the gear to rotate during the movement;

[0016] The gear is rotatably connected to the inner cavity of the drying box, and the gear is used to push the second rack to move during the rotation process;

[0017] The second rack is fixed to the outer wall of another conductive block, and the second rack is used to synchronously drive the other conductive block to move;

[0018] The power board is fixed inside the drying box, and is used to provide power to the conductive blocks connected thereto;

[0019] The limit block is fixed on the outer wall of a stop block and passes through the second rack. The limit block is used to synchronously drive the second rack to move around the stop block during its movement.

[0020] Preferably, the outer wall of the second rack is in an "L"-shaped structure as a whole, and the outer wall of the second rack is meshed with the outer wall of the gear.

[0021] Preferably, the outer wall of the limit block is in a "T"-shaped structure as a whole, and the limit blocks are symmetrically distributed on the outer walls of the two stop blocks and penetrate the second rack and the first rack respectively.

[0022] Preferably, the outer wall of the power board is formed with a socket for inserting the conductive block, and the outer wall of the stop block is connected to a plug connected to the wire of the movable board.

[0023] Preferably, the inner cavity of the drying box is formed with a slot for the movable plate to enter, and one end of the outer wall of the movable rod is in an inclined state.

[0024] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0025] The utility model provides a transmission mechanism, and after one of the heating tubes is damaged, after the damaged heating tube is taken out, the corresponding heating tube will no longer work, thereby avoiding uneven drying of the adhesive tape at this position during heating and drying, and further improving the quality of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a structural schematic diagram provided by the utility model;

[0027] Figure 2 It is a schematic diagram of the internal structure provided by the utility model;

[0028] Figure 3 It is a partial enlarged view of point A provided by the utility model;

[0029] Figure 4 It is a schematic diagram of the connection between the limit block and the second rack provided by the utility model.

[0030] In the figure: 1, drying box; 2, movable plate; 3, heating tube; 4, transmission mechanism; 401, movable rod; 402, stop block; 403, spring; 404, conductive block; 405, first rack; 406, gear; 407, second rack; 408, power board; 409, limit block. DETAILED DESCRIPTION

[0031] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0032] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0033] The utility model embodiment provides a vertical double-layer heating drying tunnel for a tape substrate, such as Figure 1-4 As shown, it comprises a drying box 1, an inner cavity of the drying box 1 is axially slidably mounted with a movable plate 2, the inner side of the movable plate 2 is electrically connected with a heating tube 3 for drying the tape, and a transmission mechanism 4 is arranged on the movable plate 2, and the transmission mechanism 4 is used to synchronously supply power to the heating tube 3;

[0034] The transmission mechanism 4 includes a transmission unit and a reset unit;

[0035] The transmission unit is used to provide transmission force for connecting and disconnecting one of the heating tubes 3 from the power supply;

[0036] The reset unit is used to provide a directional elastic force for the transmission unit at all times;

[0037] The reset unit includes a movable rod 401, a stop block 402 and a spring 403;

[0038] The stopper 402 is vertically slidably installed in the inner cavity of the drying box 1, and the stopper 402 is used to synchronously drive the movable rod 401 to move vertically;

[0039] The movable rod 401 is fixed at the end of the stop block 402, and the movable rod 401 is used to receive external extrusion force to drive the stop block 402 to move;

[0040] The two ends of the spring 403 are respectively clamped to the inside of the drying box 1 and the outer wall of the stop block 402, and the spring 403 is used to always provide a thrust in one direction for the stop block 402;

[0041] The transmission unit includes a conductive block 404, a first rack 405, a gear 406, a second rack 407, a power board 408 and a limit block 409;

[0042] The conductive block 404 is slidably connected to the inner cavity at the bottom end of the abutment block 402, and the conductive block 404 is used to dock with the power board 408 to connect the power from the power board 408;

[0043] The first rack 405 is fixed to the outer wall of the conductive block 404, and the first rack 405 is used to push the gear 406 to rotate during the movement;

[0044] The gear 406 is rotatably connected to the inner cavity of the drying box 1, and the gear 406 is used to push the second rack 407 to move during the rotation process;

[0045] The second rack 407 is fixed to the outer wall of the other conductive block 404, and the second rack 407 is used to synchronously drive the other conductive block 404 to move;

[0046] The power board 408 is fixed inside the drying box 1, and the power board 408 is used to provide power to the conductive block 404 connected thereto;

[0047] The limit block 409 is fixed on the outer wall of a stop block 402 and passes through the second rack 407 . The limit block 409 is used to synchronously drive the second rack 407 to move around the stop block 402 during its movement.

[0048] In this embodiment, when one of the heating tubes 3 needs to be disassembled, replaced, maintained, and repaired, the taken-out movable plate 2 and the heating tube 3 will no longer be stuck in the slot of the drying box 1, and the movable rod 401 and the stop block 402 will move upward under the action of the spring 403, and the stop block 402 moving upward will synchronously drive the limit block 409 fixed at the end to move upward. Since the "T" end of the limit block 409 is stuck on the outer wall of the first rack 405, the stop block 402 will synchronously drive the conductive block 404 and the first rack 405 during the upward movement. 5 moves upward, the first rack 405 moving upward will push the gear 406 to rotate, and the rotating gear 406 drives the second rack 407 to move downward, so that the second rack 407 moves downward along the outer wall of another limiting block 409, so that the other conductive block 404 will no longer be plugged into the inner cavity of the power board 408, and the power supply of the other heating tube 3 will be disconnected. In the process of taking out a movable plate 2 and a heating tube 3, the relative heating tube 3 will stop working synchronously, so as to avoid uneven heating and drying, and further improve the product quality.

[0049] In a further preferred embodiment of the present invention, Figure 1-4 As shown, the outer wall of the second rack 407 is in an "L"-shaped structure as a whole, the outer wall of the second rack 407 is meshed with the outer wall of the gear 406, the outer wall of the limit block 409 is in a "T"-shaped structure as a whole, the limit blocks 409 are symmetrically distributed on the outer walls of the two stop blocks 402 and respectively penetrate the second rack 407 and the first rack 405, the outer wall of the power board 408 is formed with a socket for inserting the conductive block 404, the outer wall of the stop block 402 is connected to a plug connected to the wire of the movable plate 2, the inner cavity of the drying box 1 is formed with a slot for the movable plate 2 to enter, and one end of the outer wall of the movable rod 401 is in an inclined state.

[0050] In this embodiment, through this structure, when the movable plate 2 and the heating tube 3 are inserted into the reserved sockets inside the drying box 1, the outer wall of the movable plate 2 will contact the inclined end surface of the movable rod 401, giving the movable rod 401 an extrusion force, so that the movable rod 401 and the stop block 402 move downward, thereby synchronously driving the other conductive block 404 to move upward, so that the two conductive blocks 404 move away from or closer to each other.

[0051] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0052] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0053] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0054] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A vertical double-layer heating drying tunnel for adhesive tape substrates, comprising a drying box (1), wherein a movable plate (2) is axially slidably mounted in the inner cavity of the drying box (1), and a heating tube (3) for drying the adhesive tape is electrically connected to the inner side of the movable plate (2), wherein: It also includes a transmission mechanism (4) arranged on the movable plate (2), wherein the transmission mechanism (4) is used to synchronously supply power to the heating tube (3); The transmission mechanism (4) comprises a transmission unit and a reset unit; The transmission unit is used to provide transmission force for connecting and disconnecting one of the heating tubes (3) from a power source; The reset unit is used to always provide a directional elastic force for the transmission unit.

2. A vertical double-layer heating oven for adhesive tape substrate as claimed in claim 1, characterized in that: The reset unit comprises a movable rod (401), a stop block (402) and a spring (403); The stop block (402) is vertically slidably installed in the inner cavity of the drying box (1), and the stop block (402) is used to synchronously drive the movable rod (401) to move vertically; The movable rod (401) is fixed to the end of the stop block (402), and the movable rod (401) is used to receive external squeezing force to drive the stop block (402) to move; The two ends of the spring (403) are respectively clamped on the inside of the drying box (1) and the outer wall of the stop block (402), and the spring (403) is used to always provide a directional thrust to the stop block (402).

3. A vertical double-layer heating oven for adhesive tape substrate as claimed in claim 2, characterized in that: The transmission unit comprises a conductive block (404), a first rack (405), a gear (406), a second rack (407), a power supply board (408) and a limit block (409); The conductive block (404) is slidably connected to the inner cavity at the bottom end of the abutment block (402), and the conductive block (404) is used to dock with the power board (408) to connect the power from the power board (408); The first rack (405) is fixed to the outer wall of the conductive block (404), and the first rack (405) is used to push the gear (406) to rotate during the movement; The gear (406) is rotatably connected to the inner cavity of the drying box (1), and the gear (406) is used to push the second rack (407) to move during the rotation process; The second rack (407) is fixed to the outer wall of another conductive block (404), and the second rack (407) is used to synchronously drive the other conductive block (404) to move; The power board (408) is fixed inside the drying box (1), and the power board (408) is used to provide power to the conductive block (404) connected thereto; The limit block (409) is fixed on the outer wall of a stop block (402) and passes through the second rack (407). The limit block (409) is used to synchronously drive the second rack (407) to move around the stop block (402) during its movement.

4. A vertical double-layer heating oven for adhesive tape substrate as claimed in claim 3, characterized in that: The outer wall of the second rack (407) is in an "L"-shaped structure as a whole, and the outer wall of the second rack (407) is meshed with the outer wall of the gear (406).

5. A vertical double-layer heating oven for adhesive tape substrate as claimed in claim 3, characterized in that: The outer wall of the limit block (409) is in a "T"-shaped structure as a whole. The limit blocks (409) are symmetrically distributed on the outer walls of the two stop blocks (402) and respectively penetrate the second rack (407) and the first rack (405).

6. A vertical double-layer heating oven for adhesive tape substrate as claimed in claim 3, characterized in that: The outer wall of the power board (408) is formed with a socket for inserting the conductive block (404), and the outer wall of the stop block (402) is connected to a plug connected to the wire of the movable board (2).

7. A vertical double-layer heating oven for adhesive tape substrate as claimed in claim 2, characterized in that: The inner cavity of the drying box (1) is formed with a slot for the movable plate (2) to enter, and one end of the outer wall of the movable rod (401) is in an inclined state.

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