Gluing device for binding

Abstract

The utility model discloses a gluing device for binding, which relates to the field of binding equipment and comprises a support table, the top of the support table is connected with a glue groove, the side wall of the glue groove is connected with a motor, the output end of the motor is connected with a gluing roller, the top of the glue groove is provided with two fixing plates, and the opposite sides of the two fixing plates are connected with a plurality of transmission rollers. The bottom of the glue tank is connected with a glue discharging pipe, the outer wall of the glue discharging pipe is connected with an electromagnetic valve, the bottom of the glue discharging pipe is connected with a filter box, and a filter screen is arranged in the filter box. By opening the electromagnetic valve on the glue discharging pipe, glue originally located in the glue groove enters the filter box through the glue discharging pipe, the filter screen in the filter box is used for filtering the glue, the filtered glue is conveyed through the conveying pump and enters the glue groove again through the glue conveying pipe, and the operation is repeated in this way, so that the glue conveying efficiency is greatly improved. Impurities can be effectively prevented from existing in the glue groove, and therefore the gluing quality of book binding is improved.

Description

Technical Field

[0001] The utility model relates to the field of binding equipment, in particular to a glue coating device for binding. Background Technique

[0002] At present, multiple groups of conveying rollers are used to convey the books to be bound. During the conveying process, a glue coating roller is used to coat the bottom binding edge of the books. Since the glue tank is exposed to the air, and the glue coating roller is likely to drop the thread ends adhered to the binding edge into the glue tank, resulting in impurities in the glue tank. When the glue coating roller smears the impurities on other binding edges, it will affect the glue coating quality of book binding.

[0003] Therefore, it is very necessary to invent a glue coating device for binding to solve the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide a glue coating device for binding to solve the problems put forward in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: A glue coating device for binding, including a support table, a glue tank is connected to the top of the support table, a motor is connected to the side wall of the glue tank, the output end of the motor is connected to a glue coating roller, two fixing plates are arranged at the top of the glue tank, and a plurality of conveying rollers are connected to the opposite sides of the two fixing plates. A drain pipe is connected to the bottom of the glue tank, a solenoid valve is connected to the outer wall of the drain pipe, the bottom of the drain pipe is connected to a filter box, a filter screen is arranged in the filter box, a transfer pump is connected to the left side of the filter box, the output end of the transfer pump is connected to a glue delivery pipe, and the other end of the glue delivery pipe communicates with the left side of the glue tank. A plurality of support legs are connected to the bottom of the support table, and a bottom plate is commonly connected to the bottoms of the plurality of support legs. The top of the bottom plate is connected to the bottoms of the filter box and the transfer pump. Two cavities are opened in the support table, and an adjusting component is arranged in the cavities.

[0006] Preferably, sliders are connected to the left and right sides of the filter screen, sliding grooves corresponding to the sliders are opened on the left and right inner side walls of the filter box, and an opening corresponding to the filter screen is opened on the front side of the filter box.

[0007] Preferably, two support plates are connected to the top of the glue tank, and the tops of the support plates abut against the bottoms of the fixing plates.

[0008] Preferably, the adjusting component includes a lead screw connected to the inside of the cavity. A moving block is connected to the outer wall of the lead screw. The top of the side wall of the moving block is connected to a pull rod. A strip-shaped opening corresponding to the pull rod is formed at the top of the support table. The top of the pull rod is connected to a moving plate. The top of the moving plate is connected to a plurality of connecting rods, and all the plurality of connecting rods are connected to the side wall of the fixing plate.

[0009] Preferably, one end of the lead screw passes through the support table and is connected to a turntable.

[0010] The technical effects and advantages of the present utility model:

[0011] By opening the solenoid valve on the glue discharge pipe, the glue originally in the glue tank enters the filter box through the glue discharge pipe, and the filter screen in the filter box is used to filter the glue. The filtered glue is transported by a transfer pump and re-enters the glue tank through the glue delivery pipe. Repeating this process can effectively avoid impurities in the glue tank, thereby improving the glue application quality of bookbinding. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0013] Figure 2 is of the present utility model Figure 1 is a schematic cross-sectional structure diagram;

[0014] Figure 3 is of the present utility model Figure 2 is an enlarged structure diagram of part A.

[0015] In the figure: 1, support table; 2, glue tank; 3, motor; 4, glue application roller; 5, fixing plate; 6, transfer roller; 7, glue discharge pipe; 8, solenoid valve; 9, adjusting component; 91, lead screw; 92, moving block; 93, pull rod; 94, moving plate; 95, connecting rod; 10, filter box; 11, filter screen; 12, transfer pump; 13, glue delivery pipe; 14, support leg; 15, bottom plate; 16, support plate; 17, turntable. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0016] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0017] The present utility model provides as Figures 1-3A glue - applying device for binding, as shown, includes a support table 1. A glue tank 2 is connected to the top of the support table 1. A motor 3 is connected to the side wall of the glue tank 2. The output end of the motor 3 is connected to a glue - applying roller 4. Two fixing plates 5 are arranged at the top of the glue tank 2. On the opposite sides of the two fixing plates 5, a plurality of conveying rollers 6 are connected. Multiple groups of conveying rollers 6 are connected and driven by pulleys with each other. The books are clamped and conveyed by the conveying rollers 6 on both sides. And how to drive a plurality of conveying rollers 6 to rotate by pulleys is the prior art and belongs to the commonly used technical means of those skilled in the art, so it will not be elaborated here. A drain pipe 7 is connected to the bottom of the glue tank 2. An electromagnetic valve 8 is connected to the outer wall of the drain pipe 7. The bottom of the drain pipe 7 is connected to a filter box 10. A filter screen 11 is arranged in the filter box 10. A transfer pump 12 is connected to the left side of the filter box 10. The output end of the transfer pump 12 is connected to a glue - conveying pipe 13. The other end of the glue - conveying pipe 13 communicates with the left side of the glue tank 2. By opening the electromagnetic valve 8 on the drain pipe 7, the glue originally in the glue tank 2 enters the filter box 10 through the drain pipe 7, and the glue is filtered by the filter screen 11 in the filter box 10. The filtered glue is conveyed by the transfer pump 12 and re - enters the glue tank 2 through the glue - conveying pipe 13. Repeating this way can effectively avoid impurities in the glue tank 2, thereby improving the glue - applying quality of book binding. A plurality of support legs 14 are connected to the bottom of the support table 1. The bottoms of the plurality of support legs 14 are jointly connected to a bottom plate 15. The top of the bottom plate 15 is connected to the bottoms of the filter box 10 and the transfer pump 12. Two cavities are opened in the support table 1, and an adjusting component 9 is arranged in the cavities.

[0018] Sliders are connected to the left and right sides of the filter screen 11. Sliding grooves corresponding to the sliders are opened on the left and right inner side walls of the filter box 10. An opening corresponding to the filter screen 11 is opened on the front side of the filter box 10. By pulling the filter screen 11, the filter screen 11 can be taken out of the filter box 10, so that the filter screen 11 can be cleaned.

[0019] Two support plates 16 are connected to the top of the glue tank 2. The top of the support plates 16 abuts against the bottom of the fixing plate 5, which can conveniently improve the stability of the fixing plate 5.

[0020] The adjusting assembly 9 includes a lead screw 91 connected to the inside of the cavity. A moving block 92 is connected to the outer wall of the lead screw 91. The top of the side wall of the moving block 92 is connected to a pull rod 93. A strip-shaped opening corresponding to the pull rod 93 is formed at the top of the support table 1. The top of the pull rod 93 is connected to a moving plate 94. The top of the moving plate 94 is connected to a plurality of connecting rods 95. All the plurality of connecting rods 95 are connected to the side wall of the fixed plate 5. By rotating the lead screw 91, when the lead screw 91 rotates, it drives the moving block 92 to move. The moving block 92 pulls the pull rod 93, causing the pull rod 93 to slide in the strip-shaped opening. The pull rod 93 pulls the moving plate 94. The moving plate 94 pulls the connecting rods 95. The connecting rods 95 pull the fixed plate 5. The fixed plate 5 pulls the transfer roller 6 connected to its side wall, so that the transfer roller 6 on one side can be moved away from the transfer roller 6 on the other side, thereby the distance between the two transfer rollers 6 can be adjusted, and different-sized books can be transported accordingly.

[0021] One end of the lead screw 91 passes through the support table 1 and is connected to a turntable 17. By rotating the turntable 17, it is convenient to drive the lead screw 91 to rotate.

[0022] The working principle of the present utility model:

[0023] According to the thickness of the book, by rotating the lead screw 91, when the lead screw 91 rotates, it drives the moving block 92 to move. The moving block 92 pulls the pull rod 93, causing the pull rod 93 to slide in the strip-shaped opening. The pull rod 93 pulls the moving plate 94. The moving plate 94 pulls the connecting rods 95. The connecting rods 95 pull the fixed plate 5. The fixed plate 5 pulls the transfer roller 6 connected to its side wall, so that the transfer roller 6 on one side can be moved away from the transfer roller 6 on the other side, thereby the distance between the two transfer rollers 6 can be adjusted, and different-sized books can be transported accordingly. By using two groups of transfer rollers 6 to transport the book, and using the motor 3 to drive the glue application roller 4 to rotate, the glue application roller 4 contaminates glue from the glue tank 2 to apply glue to the book spine at the bottom of the book. By opening the solenoid valve 8 on the glue discharge pipe 7, the glue originally in the glue tank 2 enters the filter box 10 through the glue discharge pipe 7, and the filter screen 11 in the filter box 10 is used to filter the glue. The filtered glue is transported by the transfer pump 12 and re-enters the glue tank 2 through the glue delivery pipe 13. Repeating this process can effectively avoid impurities in the glue tank 2.

[0024] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A glue - applying device for binding, comprising a support table, a glue tank is connected to the top of the support table, a motor is connected to the side wall of the glue tank, an output end of the motor is connected to a glue - applying roller, two fixing plates are arranged at the top of the glue tank, and a plurality of transmission rollers are connected to opposite sides of the two fixing plates. It is characterized in that: A glue discharge pipe is connected to the bottom of the glue tank. An electromagnetic valve is connected to the outer wall of the glue discharge pipe. A filter box is connected to the bottom of the glue discharge pipe. A filter screen is arranged in the filter box. A transfer pump is connected to the left side of the filter box. The output end of the transfer pump is connected to a glue delivery pipe. The other end of the glue delivery pipe communicates with the left side of the glue tank. A plurality of support legs are connected to the bottom of the support table. The bottoms of the plurality of support legs are commonly connected to a bottom plate. The top of the bottom plate is connected to the bottoms of the filter box and the transfer pump. Two cavities are formed in the support table, and an adjusting assembly is arranged in the cavities.

2. The gluing device for binding according to claim 1, wherein: Sliders are connected to both the left and right sides of the filter screen. Sliding grooves corresponding to the sliders are formed in the left and right inner side walls of the filter box. An opening corresponding to the filter screen is formed in the front side of the filter box.

3. The gluing device for binding according to claim 1, wherein: Two support plates are connected to the top of the glue tank. The tops of the support plates abut against the bottom of the fixing plate.

4. A glue - applying device for binding according to claim 1, wherein: The adjusting assembly includes a lead screw connected to the cavity. A moving block is connected to the outer wall of the lead screw. A pull rod is connected to the top of the side wall of the moving block. A strip-shaped opening corresponding to the pull rod is formed in the top of the support table. The top of the pull rod is connected to a moving plate. A plurality of connecting rods are connected to the top of the moving plate. All the plurality of connecting rods are connected to the side wall of the fixing plate.

5. The gluing device for binding according to claim 4, characterized in that: One end of the lead screw passes through the support table and is connected to a turntable.

Images