Hot melt adhesive film pressing device

Abstract

The utility model relates to the technical field of pressing devices, and discloses a hot melt adhesive film pressing device which comprises a conveying device, a lifting adjusting assembly is installed at the top of the conveying device, a balance assembly is installed at the top of the inner side of the lifting adjusting assembly, a clamping assembly is installed at the bottom of the lifting adjusting assembly, and the lifting adjusting assembly comprises a supporting frame. The middle of the top of the supporting frame is movably sleeved with a lead screw, and the outer side of the lead screw is sleeved with a threaded pipe in a threaded mode. The bottom of the threaded pipe is connected with the top of the clamping assembly, a self-locking structure is arranged between a worm gear and a worm, the press-fit roller cannot deviate after the height is set, meshing teeth can drive a first cylindrical gear to rotate in the lifting process of the threaded pipe, and therefore a rotating rod drives a second cylindrical gear to rotate, and the press-fit roller cannot deviate. And the second cylindrical gear is engaged with the tooth groove, so that the fixed frame can be kept in a horizontal state, and the pressing effect is prevented from being influenced by inclination of the pressing roller in the using process.

Description

TECHNICAL FIELD

[0001] The utility model relates to press device technical field, more specifically, the utility model relates to hot melt adhesive film press device. BACKGROUND

[0002] Hot melt adhesive film press device is a kind of equipment for firmly bonding hot melt adhesive film and base material. Its working principle is mainly to make glue film melt and form firm combination with base material by heating and pressurizing, main components include: heating system, press system, conveying system, guide system and cooling system

[0003] The press roller in press system is used to press hot melt adhesive film and base material tightly, ensure uniform contact, press roller is generally adjusted to its height by bolt, then adjust pressure, different types of hot melt adhesive film and base material need different pressure, then need to adjust multiple bolts, consume time, affect production efficiency, and bolt is prone to looseness in long-term production process, cause press roller to loosen or tilt, then cause insufficient pressure or uneven pressure. UTILITY MODEL CONTENTS

[0004] In order to overcome the insufficient of prior art, the utility model provides hot melt adhesive film press device, has the advantage that the pressure of press is convenient to adjust, press is more stable.

[0005] To achieve the above object, the utility model provides the following technical scheme: hot melt adhesive film press device, including transmission device, the top of transmission device is installed lifting adjustment assembly, the top of the inboard of lifting adjustment assembly is installed balance assembly, the bottom of lifting adjustment assembly is installed clamping assembly, lifting adjustment assembly includes support frame, the middle of support frame top is movably sleeved with lead screw, the outer side of lead screw is threadedly sleeved with threaded tube, the bottom of threaded tube is connected with the top of clamping assembly, the both sides of support frame top are movably sleeved with limit rod, the top of lead screw is fixedly connected with worm gear, the front of support frame top is fixedly connected with fixed block, the inboard of fixed block is movably sleeved with worm, the left side of fixed block is fixedly connected with crank handle.

[0006] As a preferred technical scheme of the utility model, the balance assembly includes support plate fixedly connected to the top of the inner wall of support frame, the side of support plate is movably sleeved with rotating rod, the middle of the outer surface of rotating rod is fixedly sleeved with first cylindrical gear, the both ends of rotating rod are fixedly connected with second cylindrical gear.

[0007] As a preferred technical scheme of the utility model, the front of limit rod is provided with gear slot, the gear slot and second cylindrical gear are interlocked, the front of threaded tube is provided with engagement tooth, the engagement tooth and first cylindrical gear are interlocked.

[0008] As a preferred technical scheme of the utility model, the clamping assembly comprises a fixed frame fixedly connected at the bottom of the threaded pipe and the limiting rod, a motor is fixedly connected to the left side of the fixed frame, a bidirectional threaded rod is fixedly connected to the output shaft of the motor, movable plates are movably sleeved on the two sides of the outer side of the bidirectional threaded rod, bearings are installed at the bottom of the side surface of the movable plate, a fixed pipe is fixedly sleeved at the inner side of the bearing, and a clamping mechanism is installed at the inner side of the fixed pipe.

[0009] As a preferred technical scheme of the utility model, the two sides of the outer side of the bidirectional threaded rod are respectively provided with a first thread and a second thread, the thread directions of the first thread and the second thread are opposite, and the first thread and the second thread are both threadedly sleeved with the movable plate.

[0010] As a preferred technical scheme of the utility model, the clamping mechanism comprises a conical clamping block, a cylindrical rod is fixedly connected to the surface of the conical clamping block close to the fixed pipe, a fixed rod is fixedly connected to one end of the cylindrical rod, and limiting blocks are fixedly connected to the top and the bottom of the cylindrical rod.

[0011] As a preferred technical scheme of the utility model, the top and the bottom of the inner wall of the fixed pipe are both provided with a limiting groove, a spring is arranged at the inner side of the fixed pipe, and a pressure sensor is installed on the surface of the inner wall of the fixed pipe away from the fixed rod.

[0012] Compared with the prior art, the utility model has the beneficial effects as follows:

[0013] 1、The utility model discloses a lifting adjusting assembly is equipped with, can drive the worm rotation through the rotation of the handle, under the meshing of the worm and the worm wheel, drive the screw rod rotation, under the thread thrust of the screw rod, the threaded pipe rises or falls along the outside of the screw rod, then drives the clamping assembly to rise or fall, and the compression roller is installed and clamped between two conical clamping blocks, so that the height adjustment of the compression roller can be realized conveniently.

[0014] 2, the utility model discloses a clamping assembly is equipped with, through the rotation of bidirectional screw rod that is driven by starting motor, under the screw thrust of first screw and second screw, two moving plates are away from each other or close to each other, and then the distance between two conical clamping blocks is adjusted, so that the compression roller of different length and different inside diameter can be adapted, and the practicality of device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the utility model structural schematic diagram;

[0016] Figure 2 It is the utility model lifting adjusting assembly structural schematic diagram;

[0017] Figure 3 It is the utility model worm structure schematic diagram;

[0018] Figure 4 It is the utility model balance assembly structural schematic diagram;

[0019] Figure 5 It is the utility model clamping assembly structural schematic diagram;

[0020] Figure 6 It is the utility model clamping mechanism structural schematic diagram.

[0021] In the drawing: 1, transmission device;2, lifting adjusting assembly;201, support frame;202, screw;203, threaded tube;231, meshing tooth;204, limit rod;241, tooth groove;205, worm;206, fixed block;207, worm gear;208, handle;3, balance assembly;301, support plate;302, rotating rod;303, first cylindrical gear;304, second cylindrical gear;4, clamping assembly;401, fixed frame;402, motor;403, bidirectional screw rod;431, first screw;432, second screw;404, moving plate;405, bearing;406, fixed tube;461, limit groove;462, spring;463, pressure sensor;407, clamping mechanism;471, conical clamping block;472, cylindrical rod;473, limit block;474, fixed rod. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the utility model.

[0023] As Figures 1 to 6The utility model provides hot melt adhesive film press bonding device, including transmission device 1, the top of transmission device 1 is installed and lifts the adjusting assembly 2, the top of inside of lifting adjusting assembly 2 is installed and is balanced assembly 3, the bottom of lifting adjusting assembly 2 is installed and is clamped assembly 4, and lifting adjusting assembly 2 includes support frame 201, and the middle movable sleeve of support frame 201 top is provided with screw rod 202, and the outside screw thread of screw rod 202 is provided with threaded tube 203, and the bottom of threaded tube 203 is connected with the top of clamped assembly 4, and both sides of support frame 201 top are movably sleeved with limit rod 204, and the top of screw rod 202 is fixedly connected with worm wheel 205, and the front of support frame 201 top is fixedly connected with fixed block 206, and the inside of fixed block 206 is movably sleeved with worm 207, and the left side of fixed block 206 is fixedly connected with crank handle 208, and balanced assembly 3 includes the support plate 301 of fixedly connected in the top of support frame 201 inner wall, and the side movable sleeve of support plate 301 is provided with rotating rod 302, and the middle fixed sleeve of rotating rod 302 outer surface is provided with first cylindrical gear 303, and both ends of rotating rod 302 are fixedly connected with second cylindrical gear 304, and the front of limit rod 204 is provided with toothing 241, and toothing 241 and second cylindrical gear 304 are interlocked, and the front of threaded tube 203 is provided with engagement tooth 231, and engagement tooth 231 and first cylindrical gear 303 are interlocked.

[0024] By rotating crank handle 208 can drive worm 207 rotation, under the meshing effect of worm 207 and worm wheel 205, drive screw rod 202 rotation, under the screw thread thrust of screw rod 202, threaded tube 203 along the outside of screw rod 202 ascending or descending, in turn drive clamped assembly 4 ascending or descending, and the height adjustment of convenient pressure roller cylinder is realized between two tapered clamping blocks 471, and since the self-locking structure between worm wheel 205 and worm 207, pressure roller cylinder sets up the height and will not shift, second threaded tube 203 in the process of ascending or descending, engagement tooth 231 can drive first cylindrical gear 303 rotation, so that rotating rod 302 drive second cylindrical gear 304 rotation, since second cylindrical gear 304 and toothing 241 are interlocked, thus can make fixed frame 401 keep horizontal state, avoid pressure roller cylinder in the process of using inclination, influence the effect of press bonding.

[0025] The clamping assembly 4 comprises a fixed frame 401 fixedly connected at the bottom of the threaded pipe 203 and the limiting rod 204, the left side of the fixed frame 401 is fixedly connected with a motor 402, the output shaft of the motor 402 is fixedly connected with a bidirectional threaded rod 403, the two sides of the outer side of the bidirectional threaded rod 403 are movably sleeved with moving plates 404, the bottom of the side surface of the moving plate 404 is provided with a bearing 405, the inner side of the bearing 405 is fixedly sleeved with a fixed pipe 406, the inner side of the fixed pipe 406 is provided with a clamping mechanism 407, the two sides of the outer side of the bidirectional threaded rod 403 are respectively provided with a first thread 431 and a second thread 432, the thread directions of the first thread 431 and the second thread 432 are opposite, and the first thread 431 and the second thread 432 are in threaded connection with the moving plate 404.

[0026] By starting the motor 402 to drive the bidirectional threaded rod 403 to rotate, under the threaded thrust of the first thread 431 and the second thread 432, the two moving plates 404 are away from or close to each other, and then the distance between the two tapered clamping blocks 471 is adjusted, so that the compression roller can adapt to different lengths and different inner diameters, and the practicability of the device is improved.

[0027] The clamping mechanism 407 comprises a tapered clamping block 471, the surface of the tapered clamping block 471 close to the fixed pipe 406 is fixedly connected with a cylindrical rod 472, one end of the cylindrical rod 472 is fixedly connected with a fixed rod 474, the top and bottom of the cylindrical rod 472 are fixedly connected with limiting blocks 473, the top and bottom of the inner wall of the fixed pipe 406 are provided with limiting grooves 461, the inner side of the fixed pipe 406 is provided with a spring 462, and the surface of the inner wall of the fixed pipe 406 away from the fixed rod 474 is provided with a pressure sensor 463.

[0028] In the process of clamping the compression roller, the tapered clamping block 471 is subjected to pressure, the cylindrical rod 472 moves to the inner side of the fixed pipe 406, the spring 462 is compressed, when the fixed rod 474 presses the pressure sensor 463, the pressure sensor 463 transmits a signal to the motor 402, so that the motor 402 stops working, and then the tapered clamping block 471 maintains a proper clamping force on the compression roller.

[0029] The working principle and use process of the utility model are as follows:

[0030] The worm 207 can be driven to rotate by rotating the handle 208, under the meshing action of the worm 207 and the worm wheel 205, the lead screw 202 is driven to rotate, under the threaded thrust of the lead screw 202, the threaded tube 203 rises or falls along the outside of the lead screw 202, in turn drives the clamping assembly 4 to rise or fall, the compression roller is installed and clamped between the two conical clamping blocks 471, so that the height of the compression roller can be conveniently adjusted, and due to the self-locking structure between the worm wheel 205 and the worm 207, the compression roller will not be offset after being set to the height, and secondly, during the lifting of the threaded tube 203, the meshing teeth 231 can drive the first cylindrical gear 303 to rotate, so that the rotating rod 302 drives the second cylindrical gear 304 to rotate, and since the second cylindrical gear 304 is in meshing state with the tooth groove 241, the fixed frame 401 can be kept in horizontal state, avoiding the inclination of the compression roller during use, affecting the compression effect.

[0031] The bidirectional threaded rod 403 is driven to rotate by starting the motor 402, under the threaded thrust of the first thread 431 and the second thread 432, the two moving plates 404 move away from each other or move close to each other, in turn adjusting the distance between the two conical clamping blocks 471, so as to adapt to compression rollers of different lengths and different inside diameters, improving the practicability of the device.

[0032] During clamping of the compression roller, the conical clamping block 471 is subjected to pressure, the cylindrical rod 472 moves to the inside of the fixed tube 406, and the spring 462 is compressed, when the fixed rod 474 presses the pressure sensor 463, the pressure sensor 463 transmits a signal to the motor 402, so that the motor 402 stops working, in turn, the conical clamping block 471 keeps a proper clamping force on the compression roller.

[0033] It should be noted that in this text, relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment.

[0034] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. Hot-melt adhesive film pressing apparatus comprising a transport device (1), characterized in that: The top of the transmission device (1) is provided with a lifting adjusting assembly (2), the top of the inner side of the lifting adjusting assembly (2) is provided with a balance assembly (3), the bottom of the lifting adjusting assembly (2) is provided with a clamping assembly (4), the lifting adjusting assembly (2) comprises a support frame (201), the middle of the top of the support frame (201) is movably sleeved with a lead screw (202), the outer side of the lead screw (202) is threadedly sleeved with a threaded tube (203), the bottom of the threaded tube (203) is connected with the top of the clamping assembly (4), the two sides of the top of the support frame (201) are movably sleeved with a limiting rod (204), the top of the lead screw (202) is fixedly connected with a worm gear (205), the top of the support frame (201) is fixedly connected with a fixed block (206) on the front side, the inner side of the fixed block (206) is movably sleeved with a worm (207), the left side of the fixed block (206) is fixedly connected with a crank handle (208).

2. The hot melt adhesive film press-bonding apparatus according to claim 1, characterized by: The balance assembly (3) comprises a supporting plate (301) fixedly connected to the top of the inner wall of the support frame (201), the side of the supporting plate (301) is movably sleeved with a rotating rod (302), the middle of the outer surface of the rotating rod (302) is fixedly sleeved with a first cylindrical gear (303), and the two ends of the rotating rod (302) are fixedly connected with second cylindrical gears (304).

3. The hot melt adhesive film press device of claim 1, wherein: The front side of the limiting rod (204) is provided with a gear slot (241), the gear slot (241) is meshed with the second cylindrical gear (304), and the front side of the threaded tube (203) is provided with meshing teeth (231), the meshing teeth (231) are meshed with the first cylindrical gear (303).

4. The hot melt adhesive film press device of claim 1, wherein: The clamping assembly (4) comprises a fixed frame (401) fixedly connected to the bottom of the threaded tube (203) and the limiting rod (204), the left side of the fixed frame (401) is fixedly connected with a motor (402), the output shaft of the motor (402) is fixedly connected with a bidirectional threaded rod (403), the two sides of the outer side of the bidirectional threaded rod (403) are movably sleeved with moving plates (404), the bottom of the side of the moving plate (404) is provided with a bearing (405), the inner side of the bearing (405) is fixedly sleeved with a fixed tube (406), and the inner side of the fixed tube (406) is provided with a clamping mechanism (407).

5. The hot melt adhesive film press device of claim 4, wherein: The two sides of the outer side of the bidirectional threaded rod (403) are respectively provided with first threads (431) and second threads (432), the screw directions of the first threads (431) and the second threads (432) are opposite, and the first threads (431) and the second threads (432) are threadedly sleeved with the moving plates (404).

6. The hot melt adhesive film press device of claim 4, wherein: The clamping mechanism (407) comprises a conical clamping block (471), the surface of the conical clamping block (471) close to the fixed tube (406) is fixedly connected with a cylindrical rod (472), one end of the cylindrical rod (472) is fixedly connected with a fixed rod (474), and the top and the bottom of the cylindrical rod (472) are fixedly connected with limiting blocks (473).

7. The hot melt adhesive film press device of claim 4, wherein: The inner wall of the fixed pipe (406) is provided with a limiting groove (461) at the top and the bottom, the inner side of the fixed pipe (406) is provided with a spring (462), and the surface of the inner wall of the fixed pipe (406) away from the fixed rod (474) is provided with a pressure sensor (463).

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