Anti-dripping device of dispensing machine

Abstract

The anti-dripping device comprises a glue injection barrel, one end of the glue injection barrel is in threaded connection with a liquid containing block, the upper bottom wall of the liquid containing block is fixedly connected with a scraping plate, the side inner wall of the scraping plate is in sliding connection with a glue injection needle head, the side surface of the glue injection needle head is fixedly connected with a fixing disc, and the upper surface of the fixing disc is fixedly connected with a third motor. A fixing block is in threaded connection with the side surface of the second screw rod, the side surface of the fixing block is fixedly connected with a glue injection barrel, an insertion block is fixedly connected with the side inner wall of the glue injection barrel, a sliding block is fixedly connected with the end, away from the glue injection barrel, of the insertion block, and a sliding plate is slidably connected with the side surface of the sliding block; the end, close to the sliding plate, of the electric telescopic rod is fixedly connected with a movable plate. By means of the components, the glue injection needle head can move upwards to generate negative pressure, glue in the glue injection needle head is sucked back into the glue injection barrel, the glue on the surface of the glue injection needle head is scraped off through the scraping plate, and the glue is effectively prevented from dripping.

Description

TECHNICAL FIELD

[0001] The utility model relates to a point gum machine technical field, especially in point gum machine anti -dripping device. BACKGROUND

[0002] The existing point gum machine anti -dripping device is all with the glue needle head that glue is extruded when screw drives upwards moves, and the glue water in glue needle head is absorbed back to the glue cylinder to prevent dripping when negative pressure is produced and moves downwards, but a part of glue water will be attached to the glue needle head surface and be taken out when the glue needle head moves, and dripping still can occur, such as the point gum machine anti -dripping device disclosed in Chinese patent, its application number is CN202322122943.9, although the inner cavity of glue cylinder can produce negative pressure when the threaded rod drives the glue needle head to move downwards, and then the residual glue water in the inner cavity of glue needle head is absorbed into the inner cavity of glue cylinder, that is, the glue water in the inner cavity of glue needle tube can be cleaned through the threaded rod and slide bar, avoiding the glue needle head from being blocked, leading to dripping phenomenon when dispensing glue, but a part of glue water will be taken out from the glue needle head surface when the glue needle head reciprocatingly moves, leading to the glue water flowing out along the glue needle head surface and dripping, and the glue cylinder cannot be supplemented after the glue water is used up, and the use has limitation. UTILITY MODEL CONTENTS

[0003] The utility model discloses a point gum machine anti -dripping device, make screw can drive fixed disc along with the glue cylinder up and down movement, make the glue needle head extrude glue when moving upwards, produce negative pressure when moving downwards, the glue water in glue needle head is absorbed back to the glue cylinder to avoid the glue water from exposing in glue needle head, and install the liquid containing block on the glue cylinder, make the scraper in liquid containing block can scrape the glue water taken out from the surface when the glue needle head moves, and make the glue water fall into the liquid containing block, prevent the glue water from falling on the fixed disc, and along with the fixed disc slide, can take down the glue cylinder after the glue water is used up, and supplement the glue water in the glue cylinder through the liquid injection hole, and insert the plug into the glue cylinder to seal the liquid injection hole, and fix the glue cylinder and slide block together.

[0004] The utility model discloses still provide with above -mentioned one kind point gum machine anti -dripping device, it includes: glue cylinder, the one end of glue cylinder is connected with liquid containing block with screw thread, the upper bottom wall of liquid containing block is fixedly connected with scraper, the side inner wall of scraper is connected with glue needle head slidingly, the side surface of glue needle head is fixedly connected with fixed disc, the upper surface of fixed disc is fixedly connected with motor three, the output of motor three is fixedly connected with screw two, the side surface of screw two is connected with fixed block with screw thread, the side surface of fixed block is fixedly connected with glue cylinder;

[0005] The end of the glue injection cylinder away from the liquid containing block is provided with a liquid injection hole, the side inner wall of the glue injection cylinder is fixedly connected with an insertion block, the end of the insertion block away from the glue injection cylinder is fixedly connected with a sliding block, the side surface of the sliding block is slidably connected with a sliding plate, the upper surface of the sliding plate is fixedly connected with an electric telescopic rod, the end of the electric telescopic rod close to the sliding plate is fixedly connected with a moving plate, and the side inner wall of the moving plate is slidably connected with a rack plate. Through the above components, the glue injection needle head is moved upward to generate negative pressure, the glue in the glue injection needle head is sucked back into the glue injection cylinder, and the glue on the surface of the glue injection needle head is scraped off by the scraper, so that glue dripping is effectively prevented.

[0006] According to the glue injection machine anti-dripping device, the side surface of the rack plate is fixedly connected with a support plate, and the lower surface of the support plate is fixedly connected with a base.

[0007] According to the glue injection machine anti-dripping device, the upper surface of the moving plate is fixedly connected with a second motor, and the output end of the second motor is fixedly connected with a gear.

[0008] According to the glue injection machine anti-dripping device, the side surface of the gear is meshed with the rack plate, and the side surface of the gear is rotatably connected with the moving plate.

[0009] According to the glue injection machine anti-dripping device, the lower surface of the moving plate is fixedly connected with a limiting plate, and the side surface of the limiting plate is slidably connected with the sliding plate.

[0010] According to the glue injection machine anti-dripping device, the side surface of the sliding plate is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a first screw rod, and the side surface of the first screw rod is threadedly connected with the sliding block.

[0011] According to the glue injection machine anti-dripping device, the upper surface of the fixing disc is fixedly connected with a sliding rod, and the side surface of the sliding rod is slidably connected with the glue injection cylinder.

[0012] The utility model discloses a kind of dispensing machine drip-proof devices, the distal end of the glue injection needle of fixed disc is extended to the inside of glue injection cylinder by penetrating the surface of glue injection cylinder, and the side surface of glue injection needle is slidably connected with glue injection cylinder.The above components, when glue injection needle moves downwards, negative pressure will be generated in the inner cylinder of glue injection cylinder, glue in glue injection needle can be sucked back into glue injection cylinder, and when moving upwards, glue can be squeezed out.

[0013] Beneficial effects:

[0014] Compared with prior art, the screw can drive the fixed disc to move up and down along the glue injection cylinder, the glue is squeezed out when the glue injection needle moves upwards, and negative pressure is generated when the glue injection needle moves downwards, so that the glue in the glue injection needle is sucked back into the glue injection cylinder to avoid the glue from the glue injection needle, and the liquid containing block is additionally installed on the glue injection cylinder, so that the scraper in the liquid containing block can scrape the glue brought out from the surface when the glue injection needle moves, and the glue falls into the liquid containing block to prevent the glue from falling on the fixed disc and sliding along the fixed disc. Meanwhile, the glue injection cylinder can be removed after the glue is used up, and the glue injection cylinder is fixed together with the sliding block by supplementing glue into the glue injection cylinder through the liquid injection hole and inserting the plug into the glue injection cylinder to seal the liquid injection hole. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model is further illustrated below in connection with drawings and examples.

[0016] Figure 1 It is the overall structural drawing of the dispensing machine drip-proof device of the utility model.

[0017] Figure 2 It is the sectional structure drawing of the dispensing machine drip-proof device of the utility model.

[0018] Figure 3 It is the dispensing machine drip-proof device of the utility model Figure 2 It is the local structure drawing of A place in middle.

[0019] Figure 4 It is the dispensing machine drip-proof device of the utility model Figure 2 It is the local structure drawing of B place in middle.

[0020] LEGEND:

[0021] 1, base; 2, fixed disc; 3, support plate; 4, glue injection cylinder; 5, motor one; 6, sliding plate; 7, rack plate; 8, moving plate; 9, limiting plate; 10, motor two; 11, electric telescopic rod; 12, gear; 13, screw one; 14, sliding block; 15, plug; 16, liquid injection hole; 17, fixed block; 18, screw two; 19, motor three; 20, sliding rod; 21, liquid containing block; 22, scraper; 23, glue injection needle. DETAILED DESCRIPTION

[0022] The detailed embodiments of the utility model will be described in detail in this part, the preferred embodiment of the utility model is shown in the drawings, the role of the drawings is to supplement the description of the written part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0023] Referring to Figures 1-4 The utility model discloses an anti -dripping device of glue -dispensing machine, it includes: glue injection cylinder 4, the one end of glue injection cylinder 4 is connected with liquid containing block 21 with screw thread, can accommodate the glue that scraper 22 scraped, prevent the glue along glue injection needle head 23 falls on fixed disc 2, the upper bottom wall of liquid containing block 21 is fixedly connected with scraper 22, the glue that removes glue injection needle head 23 when moving carries out, and sends into liquid containing block 21, the side inner wall of scraper 22 is connected with glue injection needle head 23 with sliding, the end of glue injection needle head 23 away from fixed disc 2 extends to the inside of glue injection cylinder 4 through the surface of glue injection cylinder 4, the side surface of glue injection needle head 23 is connected with glue injection cylinder 4 with sliding, can extrude the glue in glue injection cylinder 4, and when moving downward, make the negative pressure in the inner cylinder of glue injection cylinder 4, the glue in glue injection needle head 23 is absorbed back into glue injection cylinder 4, prevent the occurrence of dripping, the side surface of glue injection needle head 23 is fixedly connected with fixed disc 2, drive glue injection needle head 23 moves, the upper surface of fixed disc 2 is fixedly connected with motor three 19, provides power for the rotation of screw rod two 18, the output of motor three 19 is fixedly connected with screw rod two 18, is connected with fixed block 17 with screw thread, drive fixed disc 2 moves up and down, the side surface of screw rod two 18 is connected with fixed block 17 with screw thread, connects glue injection cylinder 4, makes fixed disc 2 not to separate from glue injection cylinder 4 when moving, the side surface of fixed block 17 is fixedly connected with glue injection cylinder 4;

[0024] The end of glue injection cylinder 4 away from liquid containing block 21 is provided with liquid injection hole 16, the glue can be injected into the inside of glue injection cylinder 4 through liquid injection hole 16, the side inner wall of glue injection cylinder 4 is fixedly connected with plug 15, has certain elasticity and can seal liquid injection hole 16, and glue injection cylinder 4 is fixed on sliding block 14, the end of plug 15 away from glue injection cylinder 4 is fixedly connected with sliding block 14, can drive glue injection cylinder 4 along with sliding plate 8 moves, is convenient for glue -dispensing machine to daub glue, the side surface of sliding block 14 is connected with sliding plate 6 with sliding, moves along with limiting plate 9 under the action of electric telescopic rod 11, the upper surface of sliding plate 6 is fixedly connected with electric telescopic rod 11, drive sliding plate 14 along with limiting plate 9 slide, the end of electric telescopic rod 11 close to sliding plate 6 is fixedly connected with moving plate 8, drive glue injection cylinder 4 along with rack plate 7 slide, the side inner wall of moving plate 8 is connected with rack plate 7 with sliding, engages with gear 12, and when gear 12 rotates, moving plate 8 along with rack plate 7 slide.

[0025] The side surface of the rack plate 7 is fixedly connected with a support plate 3 supporting the rack plate 7, and the lower surface of the support plate 3 is fixedly connected with the base 1 supporting the whole device.

[0026] The lower surface of the moving plate 8 is fixedly connected with a limiting plate 9 for stably sliding the sliding plate 6 along the limiting plate 9, and the side surface of the limiting plate 9 is slidingly connected with the sliding plate 6.

[0027] Working principle: before use, the liquid containing block 21 is fixed on the glue injection cylinder 4, the glue injection needle 23 is inserted into the glue injection cylinder 4 through the liquid containing block 21, then the glue is injected into the glue injection cylinder 4 through the liquid injection hole 16, the glue injection cylinder 4 is sealed by the insertion block 15, and the glue injection cylinder 4 and the sliding block 14 are fixed together, when using, the screw rod two 18 is driven to rotate by the motor three 19, so that the fixed disc 2 can drive the glue injection needle 23 to move up and down, when the glue injection needle 23 moves up, the glue is squeezed out, when the glue is applied, the glue injection needle 23 moves down, so that the negative pressure is generated in the glue injection cylinder 4, the glue in the glue injection needle 23 is sucked back into the glue injection cylinder 4, so as to prevent dripping, when the glue injection needle 23 moves, a part of the glue is taken out from the surface of the glue injection needle 23, the scraper 22 in the liquid containing block 21 scrapes the glue, and the glue flows into the liquid containing block 21 along the scraper 22, so as to prevent dripping, when using, the sliding block 14, the sliding plate 6 and the moving plate 8 can be moved by the screw rod one 13, the electric telescopic rod 11 and the gear 12 respectively, so that the glue dispenser can apply the glue at any position.

[0028] The above embodiment of the utility model is described in detail in combination with the drawings, but the utility model is not limited to the above embodiment, and various changes can be made within the knowledge range of ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A dispensing machine anti-dripping device, characterized in that, Include: The glue injection cylinder (4), one end of the glue injection cylinder (4) is threadedly connected with the liquid containing block (21), the upper bottom wall of the liquid containing block (21) is fixedly connected with the scraper (22), the side inner wall of the scraper (22) is slidably connected with the glue injection needle (23), the side surface of the glue injection needle (23) is fixedly connected with the fixed disc (2), the upper surface of the fixed disc (2) is fixedly connected with the motor three (19), the output end of the motor three (19) is fixedly connected with the screw two (18), the side surface of the screw two (18) is threadedly connected with the fixed block (17), and the side surface of the fixed block (17) is fixedly connected with the glue injection cylinder (4). The glue injection cylinder (4) is provided with a liquid injection hole (16) away from the liquid containing block (21), the side inner wall of the glue injection cylinder (4) is fixedly connected with the insertion block (15), one end of the insertion block (15) away from the glue injection cylinder (4) is fixedly connected with the sliding block (14), the side surface of the sliding block (14) is slidably connected with the sliding plate (6), the upper surface of the sliding plate (6) is fixedly connected with the electric telescopic rod (11), one end of the electric telescopic rod (11) close to the sliding plate (6) is fixedly connected with the moving plate (8), and the side inner wall of the moving plate (8) is slidably connected with the rack plate (7).

2. The anti-dripping device of the glue dispenser according to claim 1, wherein, The side surface of the rack plate (7) is fixedly connected with the branch plate (3), and the lower surface of the branch plate (3) is fixedly connected with the base (1).

3. The anti-dripping device of the glue dispenser according to claim 1, wherein, The upper surface of the moving plate (8) is fixedly connected with the motor two (10), and the output end of the motor two (10) is fixedly connected with the gear (12).

4. The anti-dripping device of the glue dispenser according to claim 3, wherein, The side surface of the gear (12) is meshed with the rack plate (7), and the side surface of the gear (12) is rotatably connected with the moving plate (8).

5. The anti-dripping device of the glue dispenser according to claim 1, wherein, The lower surface of the moving plate (8) is fixedly connected with the limiting plate (9), and the side surface of the limiting plate (9) is slidably connected with the sliding plate (6).

6. The anti-dripping device of the glue dispenser according to claim 1, wherein, The side surface of the sliding plate (6) is fixedly connected with the motor one (5), and the output end of the motor one (5) is fixedly connected with the screw one (13), and the side surface of the screw one (13) is threadedly connected with the sliding block (14).

7. The anti-dripping device of a glue dispenser according to claim 1, wherein The upper surface of the fixed disc (2) is fixedly connected with the sliding rod (20), and the side surface of the sliding rod (20) is slidably connected with the glue injection cylinder (4).

8. The anti-dripping device of the glue dispenser according to claim 1, wherein, One end of the glue injection needle (23) away from the fixed disc (2) extends through the surface of the glue injection cylinder (4) to the inside of the glue injection cylinder (4), and the side surface of the glue injection needle (23) is slidably connected with the glue injection cylinder (4).

Images