Liquid and colloidal product filling equipment

By designing filling equipment for liquid and gel products and adopting mechanized operations and precision filling technology, the problems of low filling efficiency, poor accuracy and air bubbles in existing technologies have been solved, achieving efficient automated production and low-cost filling.

CN223574733UActive Publication Date: 2025-11-21DONGGUAN PINGKONG AUTOMATION EQUIP CO LTD
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Patent Information

Application Number
CN202520041182.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-08
Publication Date
2025-11-21
Estimated Expiration
2035-01-08

AI Technical Summary

Technical Problem

The existing in-tube filling process for liquid and gel products is inefficient, inaccurate, prone to air bubbles, labor-intensive, costly, and poses significant production risks.

Method used

A liquid and gel product filling equipment was designed, comprising a motor housing, a ring conveying mechanism, a long syringe feeding mechanism, a filling mechanism, a short tube feeding mechanism, a re-pressure inspection mechanism, and a discharge mechanism. It adopts mechanized operation, using a vibratory plate and a linear vibrator to achieve automated feeding. The filling mechanism ensures accuracy through a screw filling feeding component and a filling head lifting component, and the re-pressure inspection mechanism ensures that the short tube is installed in place.

Benefits of technology

It has enabled automated production, improved work efficiency, reduced labor output, ensured filling accuracy, avoided material air bubbles, and reduced production costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of pipe filling, in particular to liquid and colloidal product filling equipment, which comprises a motor box, a human-computer interface, an annular conveying mechanism arranged on the motor box, and a long-cylinder needle tube feeding mechanism which is sequentially arranged along the conveying direction of the annular conveying mechanism and comprises a long-cylinder vibration disc and a long-cylinder track, the filling mechanism comprises a lead screw filling feeding assembly and a filling assembly, and the filling assembly is provided with a positioning component and a filling head lifting component; the short pipe feeding mechanism comprises a short pipe vibration disc, a short pipe track, a cover hanging assembly and a blocking assembly; the re-pressing inspection mechanism comprises a lifting downward-pressing assembly, a downward-pressing push rod and an inspection assembly, and the inspection assembly is provided with a lower detection block and a lifting air cylinder; the discharging mechanism comprises a pushing assembly, a discharging plate and a conveying belt. Automatic production is achieved through mechanical operation, labor output is reduced, and working efficiency is effectively improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to pipe class filling technology field especially relates to a liquid class and gel product filling equipment. BACKGROUND

[0002] Now pipe internal material filling procedure, assembly procedure. Rely on partial semi -automatic machine, most rely on artificial to complete. Its process shortcoming: overall efficiency is low, filling precision is poor, and the material filled is easy to produce air bubble. Personnel labor intensity is big, cost reduces unceasingly, and production hidden danger is bigger. UTILITY MODEL CONTENTS

[0003] Therefore, it is necessary to provide a liquid class and gel product filling equipment in view of the problems of low overall efficiency, poor filling precision, air bubbles in filled material, high labor intensity, unceasingly reduced cost and great production hidden danger in the existing internal material filling procedure.

[0004] The utility model discloses a liquid class and gel product filling equipment, which comprises a motor box and a man-machine interface arranged on the motor box to control the cooperation operation of all components of the equipment, an annular conveying mechanism arranged on the motor box, and a plurality of long tube needle pipes arranged in the conveying direction of the annular conveying mechanism.

[0005] The long tube needle pipe feeding mechanism is used to convey the long tube needle pipes to the annular conveying mechanism, and comprises a plurality of long tube vibrating discs and a plurality of long tube tracks connected to the output ends of the long tube vibrating discs and intersecting with the annular conveying mechanism.

[0006] The filling mechanism is used to fill liquid or gel into the long tube needle pipes, and comprises a lead screw filling feeding assembly and a filling assembly connected to the lead screw filling feeding assembly through a pipeline, wherein the filling assembly is provided with a positioning component for positioning the long tube needle pipes and a filling head lifting component for injecting liquid or gel into the long tube needle pipes in cooperation with the positioning component.

[0007] The short pipe feeding mechanism is used to insert the short pipes into the long tube needle pipes, and comprises a plurality of short pipe vibrating discs, a plurality of short pipe tracks connected to the output ends of the short pipe vibrating discs and intersecting with the annular conveying mechanism, a cover hanging assembly for mounting the short pipes on the long tube needle pipes, and a blocking assembly for intercepting the short pipes to make the short pipes fall off.

[0008] The double-pressing inspection mechanism is used to press the short pipes twice, mount the short pipes in place, and check whether the short pipes are mounted in place, and comprises a lifting and pressing-down assembly, a pressing-down push rod arranged side by side on the lifting and pressing-down assembly for pressing the short pipes, and an inspection assembly arranged directly below the lifting and pressing-down assembly, wherein the inspection assembly is provided with detection blocks corresponding in number to the pressing-down push rods and a lifting cylinder for pushing the detection blocks to rise and contact the long tube needle pipes.

[0009] The blanking mechanism is used for conveying finished products, which comprises a pushing assembly for pushing the finished products out of the annular conveying mechanism, a blanking plate for the finished products, and a conveying belt intersecting with the blanking plate.

[0010] Optionally, the long needle tube feeding mechanism further comprises a movable long needle tube base arranged at the side of the motor box, a plurality of long needle vibration plates are arranged on the long needle tube base, each long needle track is fixed to the long needle tube base by a linear vibrator, and each long needle track is provided with at least two flow channels.

[0011] Optionally, the short tube feeding mechanism further comprises a movable short tube base arranged at the side of the motor box, a plurality of short tube vibration plates are arranged on the short tube base, and each short tube track is fixed to the short tube base by a linear vibrator.

[0012] Optionally, the annular conveying mechanism comprises a support arranged on the motor box, transmission wheels arranged at both ends of the support, and a transmission belt connected with the two transmission wheels, the transmission belt is uniformly provided with product jigs, one of the transmission wheels is connected with a driving shaft, the driving shaft is connected with a speed reducer, the input end of the speed reducer is connected with a conveying motor, the support is provided with a limiting square tube for preventing the product from falling off from the product jig.

[0013] Optionally, the screw filling feeding assembly comprises a storage tank, a plurality of screw filling assemblies for extracting liquid or gel in the storage tank, and a plurality of plunger pumps cooperating with the screw filling assemblies to deliver the liquid or gel to the filling head lifting component.

[0014] Optionally, the filling head lifting component comprises a vertical rod assembly, a sliding seat sliding on the vertical rod assembly, a first push cylinder driving the sliding seat to slide, a plurality of filling heads arranged side by side on the sliding seat, the filling heads being connected with the plunger pumps through pipelines, and a positioning component arranged on the vertical rod assembly below the sliding seat.

[0015] Optionally, the positioning component comprises a rear positioning plate fixed to the vertical rod assembly, a group of second push cylinders arranged on the rear positioning plate, and a movable positioning plate arranged at the output end of each second push cylinder and driven by the second push cylinder to move towards the rear side, the movable positioning plate being provided with a positioning groove corresponding to the long needle tube, the rear positioning plate being provided with a guide block corresponding to each filling head, and the filling head sliding through the guide block and being inserted into the long needle tube.

[0016] Optionally, the cover hanging assembly comprises a support frame with a guide slide rail, a short tube receiving plate sliding on the guide slide rail, a primary push-in cylinder and a secondary push-in cylinder driving the short tube receiving plate to receive the short tube, and a third push-in cylinder and a cover lower pressing rod arranged side by side at the output end of the third push-in cylinder and used for pressing the short tube on the short tube receiving plate to the long barrel needle tube; the short tube receiving plate is pulled close to the short tube rail by the primary push-in cylinder, and then the position of the short tube receiving plate is adjusted by the secondary push-in cylinder, so that the discharging position of the short tube receiving plate is opposite to the discharging port of the short tube rail.

[0017] Optionally, the blocking assembly comprises a blocking frame, a fourth push-in cylinder is arranged on the blocking frame, an installation plate is arranged at the output end of the fourth push-in cylinder, and a baffle plate is arranged at the bottom of the short tube receiving plate; the baffle plate is driven by the fourth push-in cylinder to prevent the short tube from falling from the discharging position of the short tube receiving plate.

[0018] Compared with the prior art, the beneficial effects of the utility model lie in:

[0019] 1. The automatic production is realized by mechanical operation, the labor output is reduced, and the work efficiency is effectively improved.

[0020] 2. The device has the function of loading materials, and after batch loading of materials, the device can automatically and continuously work.

[0021] 3. The filling position adopts a storage tank to load materials, and a lead screw filling feeding assembly is used to extrude the materials into the tube, so that the filling precision is high, and the problem of air bubbles in the filled materials is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a structural schematic view of the utility model;

[0023] Figure 2 It is a structural schematic view of the annular conveying mechanism in the utility model;

[0024] Figure 3 It is a structural schematic view of the long barrel needle tube feeding mechanism in the utility model;

[0025] Figure 4 It is a structural schematic view of the lead screw filling feeding assembly in the utility model;

[0026] Figure 5 It is a structural schematic view of the filling assembly in the utility model;

[0027] Figure 6 It is a structural schematic view of the short tube feeding mechanism in the utility model;

[0028] Figure 7 It is a structural schematic view of the cover hanging assembly in the utility model;

[0029] Figure 8The structure schematic diagram of the blocking assembly in the utility model

[0030] Figure 9 The position relation diagram of the lifting and depressing assembly and the depressing push rod in the utility model

[0031] Figure 10 The structure schematic diagram of the checking assembly in the utility model. DETAILED DESCRIPTION

[0032] In order that the above objects, features and advantages of the utility model can be more apparent and easy to understand, the specific embodiments of the utility model are described in detail below with reference to the drawings. In the following description, a lot of specific details are set forth in order to fully understand the utility model. But the utility model can be implemented in many other ways different from the description herein, and the person skilled in the art can make similar improvements without departing from the connotation of the utility model, therefore the utility model is not limited by the following disclosed specific embodiments.

[0033] Please refer to Figure 1 The liquid and gel product filling equipment provided by the embodiment comprises a motor box 10, an annular conveying mechanism 20 is arranged on the motor box 10, and a long needle tube feeding mechanism 30, a filling mechanism 40, a short tube feeding mechanism 50, a re-pressing checking mechanism 60 and a discharging mechanism 70 are sequentially arranged along the conveying direction of the annular conveying mechanism 20, and a man-machine interface 80 for controlling the cooperation of the annular conveying mechanism 20, the long needle tube feeding mechanism 30, the filling mechanism 40, the short tube feeding mechanism 50, the re-pressing checking mechanism 60 and the discharging mechanism 70 is further arranged on the motor box 10.

[0034] In order to realize the functions of each mechanism of the long needle tube feeding mechanism 30, the filling mechanism 40, the short tube feeding mechanism 50, the re-pressing checking mechanism 60 and the discharging mechanism 70, the specific description of each mechanism is given below, and it should be noted that the following quantity is only an example of the embodiment.

[0035] Specifically, please refer to Figure 2 The annular conveying mechanism 20 is composed of a support 201 on the motor box 10, transmission wheels 202 at the two ends of the support 201 and a transmission belt connecting the two transmission wheels 202. The transmission belt is uniformly provided with product jigs 203 for fixing and transporting products. One of the transmission wheels 202 is connected with a speed reducer 205 through a driving shaft 204, and the input end of the speed reducer 205 is connected with a conveying motor 206, forming a power transmission chain. In order to prevent the products from falling off from the jigs during the conveying process, a limiting square tube 207 is specially designed on the support 201 to ensure the safety of the products.

[0036] Specifically, please refer to Figure 3The long tube needle tube feeding mechanism 30 is mainly used to transport the long tube needle tube to the jig, and the long tube needle tube feeding mechanism 30 includes a movable long tube needle tube base 301 arranged on the side of the motor box 10. Four long tube vibrating discs 302 are arranged on the long tube needle tube base 301. The four long tube vibrating discs 302 are symmetrically arranged on the motor box 10 in pairs. The discharge end of each long tube vibrating disc 302 is connected with a long tube track 303. The discharge port of the long tube track 303 intersects with the jig on the transmission belt. Each long tube track 303 is fixed to the long tube needle tube base 301 through a linear vibrator. Each long tube track 303 is provided with at least two flow channels. The vibrating disc can batch load the long tube needle tube, and ensure the consistency of the direction and the conveying process of each long tube needle tube during feeding. The long tube needle tube is conveyed from the long tube vibrating disc 302 to the long tube track 303, and then conveyed to the discharge port through the linear vibrator on the long tube track 303. Finally, the long tube needle tube falls into the product jig 203 from the discharge port, thereby realizing the process of accurately conveying the long tube needle tube to the filling mechanism 40.

[0037] For a more detailed understanding of the working principle and structural composition of the filling mechanism 40, please refer to Figure 4 and Figure 5 . The main function of the filling mechanism 40 is to fill liquid or gel into the long tube needle tube. The filling mechanism 40 is composed of a plurality of key components, including a lead screw filling feeding assembly 41 and a filling assembly 42, which are connected through pipelines. The core part of the lead screw filling feeding assembly 41 is a storage tank 410, a lead screw filling assembly 411 and a plunger pump 412. The storage tank 410 is responsible for storing liquid or gel. In order to extract these substances from the storage tank 410, a plurality of lead screw filling assemblies 411 are designed. These lead screw filling assemblies 411 are used in cooperation with the plunger pump 412. The plunger pump 412 is used to convey liquid or gel from the lead screw filling assembly 411 to the filling head lifting part. The filling assembly 42 includes a filling head lifting part, which is composed of a vertical rod assembly 420, a sliding seat 421 and a first push cylinder 422. The sliding seat 421 is slidably arranged on the vertical rod assembly 420 and is pushed by the first push cylinder 422. A plurality of filling heads 427 are arranged side by side on the sliding seat 421. These filling heads 427 are connected with the plunger pump 412 through pipelines. During operation, the lead screw filling assembly 411 first extracts liquid or gel from the storage tank 410 into the plunger pump 412, and then the lead screw filling assembly 411 pushes the liquid or gel out of the filling head 427 through the T-shaped three-way ball valve. At the same time, the first push cylinder 422 drives the sliding seat 421 to slide, so that the filling head 427 descends and inserts into the long tube needle tube. Finally, the filling head 427 injects the liquid or gel into the long tube needle tube. The advantage of using the lead screw filling assembly 411 is that it can effectively ensure the precision and consistency of the filling process.

[0038] In order to ensure that the long needle tube remains stable during the filling process, and to avoid position deviation that causes the filling head 427 to fail to accurately align the long needle tube, a positioning component is installed on the vertical rod assembly 420, which closely cooperates with the filling head lifting component to ensure that the filling head 427 can accurately inject liquid or gel into the long needle tube. The positioning component is composed of a rear positioning plate 423 fixed on the vertical rod assembly 420 and a set of second push cylinders 424 installed on the rear positioning plate 423, and the output end of each second push cylinder 424 is connected with a moving positioning plate 425 that can be driven by the second push cylinder 424 to move backward to fix the long needle tube. The moving positioning plate 425 is provided with a positioning groove matched with the long needle tube to ensure the stability of the long needle tube during the filling process. In addition, the rear positioning plate 423 is also provided with a guide block 426 corresponding to each filling head 427, which allows the filling head 427 to slide through and be inserted into the long needle tube. The second push cylinder 424 drives the second push cylinder 424 to fix the long needle tube with the moving positioning plate 425, preventing it from moving or shaking during the filling process. At the same time, the guide block 426 ensures that the filling head 427 can be correctly guided and accurately aligned with the long needle tube, effectively avoiding the generation of bubbles when injecting liquid or gel, ensuring the accuracy of the filling process and the quality of the product.

[0039] Specifically, please refer to Figure 6 The short tube feeding mechanism 50 is mainly used for conveying short tubes and inserting the short tubes into the long needle tube. The short tube feeding mechanism 50 includes a movable short tube base 51 arranged on the side of the motor box 10, two short tube vibration discs 52 arranged on the short tube base 51, four short tube tracks 53 connected with the output end of the short tube vibration disc 52 and intersecting with the jig on the transmission belt, a cover hanging assembly 54 for installing the short tube on the long needle tube, and a blocking assembly 55 for intercepting the short tube to make the short tube fall. Each short tube track 53 is fixed on the short tube base 51 by a linear vibrator, and the cover hanging assembly 54 and the blocking assembly 55 are arranged on the motor box 10.

[0040] Among them, please refer to Figure 7The hanging cover assembly 54 comprises a support frame 540 with a guide slide rail, a short tube receiving plate 541 sliding on the guide slide rail, a first push-in cylinder 542 and a second push-in cylinder 543 driving the short tube receiving plate 541 to receive the short tube, a third push cylinder 544 arranged on the support frame 540, a hanging cover pressing rod 545 arranged in parallel with the output end of the third push cylinder 544 and used to press the short tube on the short tube receiving plate 541 to the long needle tube, a push plate arranged at the output end of the third push cylinder 544, the hanging cover pressing rod 545 is arranged at intervals on the push plate, and the push plate is correspondingly provided with a linear bearing cooperating with the sliding of the hanging cover pressing rod 545, and a compression spring is sleeved on the hanging cover pressing rod 545; the short tube receiving plate 541 is pulled by the first push-in cylinder 542 to approach the short tube track 53, and then the second push-in cylinder 543 adjusts the position of the short tube receiving plate 541, so that the discharging position of the short tube receiving plate 541 is opposite to the discharging port of the short tube track 53, the short tube falls into the discharging position of the short tube receiving plate 541 from the discharging port of the short tube track 53, and then the short tube receiving plate 541 is pushed by the first push-in cylinder 542 to the blocking assembly 55 to prevent the short tube from falling off the short tube receiving plate 541.

[0041] In addition, please refer to Figure 8 The blocking assembly 55 comprises a blocking frame 550, and the blocking frame 550 is provided with a fourth push cylinder 551, and the output end of the fourth push cylinder 551 is provided with a mounting plate 552, and the mounting plate 552 is provided with a baffle 553 located at the bottom of the short tube receiving plate 541, when the long needle tube moves to the bottom of the short tube receiving plate 541, the baffle 553 is driven by the fourth push cylinder 551 to move away, so that the short tube falls from the discharging position of the short tube receiving plate 541 to the long needle tube, and then the hanging cover pressing rod 545 is driven by the third push cylinder 544 to press the short tube on the long needle tube, and after the short tube assembly is completed, the product is moved to the re-pressing inspection mechanism 60 by the annular conveying mechanism 20, and the short tube is subjected to secondary extrusion by the re-pressing inspection mechanism 60.

[0042] Specifically, please refer to Figure 9 and Figure 10The double-pressing inspection mechanism 60 is used for pressing the short tube, installing the short tube in place and checking whether the short tube is installed in place, and the double-pressing inspection mechanism 60 comprises a lifting and pressing assembly 601, a pressing push rod 602 arranged side by side on the lifting and pressing assembly 601 and used for pressing the short tube and an inspection assembly arranged directly below the lifting and pressing assembly 601, the lifting and pressing assembly 601 is composed of a support plate, a gas cylinder and a mounting plate, the pressing push rods 602 are equidistantly arranged on the pressing push rod 602, the pressing push rod 602 is sleeved with a compression spring, and a linear bearing which is in sliding fit with the pressing push rod 602 is correspondingly arranged on the mounting plate; the inspection assembly is provided with detection blocks 603 corresponding in number to the pressing push rods 602 and a lifting gas cylinder 604 which drives the detection blocks 603 to ascend and contact the long needle tube, the lifting gas cylinder 604 is provided with a lifting plate 605, the detection blocks 603 are equidistantly arranged on the lifting plate 605, and the detection blocks 603 are sleeved with compression springs; after the long needle tube is transferred to below the lifting and pressing assembly 601, the lifting and pressing assembly 601 drives the pressing push rod 602 to press down the short tube, so that the short tube is further pressed on the long needle tube, and in the process of pressing, the lifting gas cylinder 604 drives the detection blocks 603 to contact the long needle tube, so that the detection blocks 603 check whether the pressing push rod 602 exists in the long needle tube, and when the detection blocks 603 cannot detect the pressing push rod 602, it is indicated that the short tube is not pressed in place and needs to be pressed again, so that the short tube is pressed in place.

[0043] After the short tube is pressed, the finished product is transported to the discharging mechanism 70 by the annular conveying mechanism 20, and the finished product is discharged out of the equipment by the discharging mechanism 70, the discharging mechanism 70 comprises a pushing assembly which pushes the finished product out of the annular conveying mechanism 20, a discharging plate 701 for the finished product and a conveying belt 702 which intersects with the discharging plate 701, the pushing assembly is arranged on the annular conveying mechanism 20, the finished product is pushed to the discharging plate 701 through the pushing assembly, and the finished product rolls off the discharging plate 701 to the conveying belt 702, and the finished product is sent out of the arrangement by the conveying belt 702.

[0044] In summary, the working principle of the liquid and gel product filling equipment is that the operator places the long needle tube and the short tube on the long tube vibrating disc 302 and the short tube vibrating disc 52 respectively;

[0045] The long needle tube in the long needle tube feeding mechanism 30 is vibrated into the long tube track 303 through vibration, and a group (8 long needle tubes in a group) of long needle tubes are respectively vibrated into the annular conveying mechanism 20 through the vibration of the linear vibrator;

[0046] The annular conveying mechanism 20 conveys a group of long needle tubes to the filling mechanism 40, and the long needle tube feeding mechanism 30 continues to feed a group of long needle tubes;

[0047] When the sound sensor on the filling mechanism 40 detects the long needle cylinder below, the filling mechanism 40 clamps the long needle cylinder, and then the first push cylinder 422 drives the filling head 427 to move downward, and the filling head 427 is pushed into the long needle cylinder. The screw filling assembly 411 first draws the liquid or gel from the storage tank 410 into the plunger pump 412, and then the screw filling assembly 411 pushes the liquid or gel out of the filling head 427 through the T-shaped three-way ball valve, and the filling head 427 fills the liquid or gel. After a group of gels are filled, the annular conveying mechanism 20 continues to convey the long needle cylinder to the short tube feeding mechanism 50;

[0048] When the short tube feeding mechanism 50 detects the long needle cylinder below, the short tube is pre-loaded on the short tube receiving plate 541 of the cover hanging assembly 54, the blocking assembly 55 pushes the blocking plate 553 to make the short tube fall from the short tube receiving plate 541 to the long needle cylinder, and then the third push cylinder 544 drives the cover hanging down rod 545 to push the short tube into the long needle cylinder. After the short tube is pushed into the long needle cylinder, the annular conveying mechanism 20 continues to bring the long needle cylinder into the double-pressing inspection mechanism 60.

[0049] When the double-pressing inspection mechanism 60 detects the long needle cylinder, the lifting and pressing assembly 601 drives the pressing push rod 602 to move downward, so that the pressing push rod 602 compacts the short tube and the long needle cylinder. The detection block 603 is driven by the lifting cylinder 604 to move upward, and the detection block 603 detects whether the push rod in the long needle cylinder exists. After the detection is completed, the lifting and pressing assembly 601 and the lifting cylinder 604 retreat, and then the annular conveying mechanism 20 sends the product into the discharging mechanism 70, and then the discharging conveying mechanism sends the product away, and the cycle is repeated.

[0050] The technical features of the above-described embodiments can be combined in any manner. In order to make the description simple, all possible combinations of the technical features in the above-described embodiments are not described, but as long as the combinations of the technical features do not exist, they should be considered as the scope of the present disclosure.

Claims

1. A liquid and gel product filling apparatus comprising: The motor box and the human-machine interface for controlling the cooperation of all components of the equipment are characterized in that the motor box is provided with a ring-shaped conveying mechanism and a plurality of ring-shaped tracks arranged along the conveying direction of the ring-shaped conveying mechanism, The long needle tube feeding mechanism is used for conveying the long needle tube to the ring-shaped conveying mechanism, and comprises a plurality of long needle vibration discs and a plurality of long needle tracks connected with the output ends of the long needle vibration discs and intersecting with the ring-shaped conveying mechanism. The filling mechanism is used for filling liquid or gel into the long needle tube, and comprises a screw filling feeding assembly and a filling assembly connected with the screw filling feeding assembly through a pipeline, wherein the filling assembly is provided with a positioning component for positioning the long needle tube and a filling head lifting component for injecting liquid or gel into the long needle tube in cooperation with the positioning component. The short tube feeding mechanism is used for inserting the short tube into the long needle tube, and comprises a plurality of short tube vibration discs, a plurality of short tube tracks connected with the output ends of the short tube vibration discs and intersecting with the ring-shaped conveying mechanism, a cover hanging assembly for mounting the short tube on the long needle tube, and a blocking assembly for intercepting the short tube to make the short tube fall off. The re-pressing inspection mechanism is used for re-pressing the short tube, mounting the short tube in place, and checking whether the short tube is mounted in place, and comprises a lifting and pressing assembly, a plurality of pressing push rods arranged side by side on the lifting and pressing assembly and used for pressing the short tube, and an inspection assembly arranged directly below the lifting and pressing assembly, wherein the inspection assembly is provided with a plurality of detection blocks corresponding to the number of the pressing push rods and a lifting cylinder for pushing the detection blocks to rise and contact the long needle tube. The discharging mechanism is used for conveying the finished product, and comprises a pushing assembly for pushing the finished product out of the ring-shaped conveying mechanism, a discharging plate for the finished product, and a conveying belt intersecting with the discharging plate.

2. The liquid and gel product filling apparatus according to claim 1, wherein The long needle tube feeding mechanism further comprises a movable long needle tube base arranged on the side of the motor box, the plurality of long needle vibration discs are arranged on the long needle tube base, each long needle track is fixed to the long needle tube base through a linear vibrator, and each long needle track is provided with at least two flow channels.

3. The liquid and gel product filling apparatus according to claim 1, wherein The short tube feeding mechanism further comprises a movable short tube base arranged on the side of the motor box, the plurality of short tube vibration discs are arranged on the short tube base, and each short tube track is fixed to the short tube base through a linear vibrator.

4. The liquid and gel product filling apparatus according to claim 1, wherein The ring-shaped conveying mechanism comprises a support arranged on the motor box, transmission wheels arranged at both ends of the support, and a transmission belt connected with the two transmission wheels, the transmission belt is uniformly provided with product jigs, one of the transmission wheels is connected with a driving shaft, the driving shaft is connected with a speed reducer, the input end of the speed reducer is connected with a conveying motor, the support is provided with a limiting square tube for preventing the product from falling off from the product jigs.

5. The liquid and gel product filling apparatus according to claim 1, wherein The screw filling feeding assembly comprises a storage tank, a plurality of screw filling assemblies for extracting liquid or gel in the storage tank, and a plurality of plunger pumps for conveying the liquid or gel to the filling head lifting component in cooperation with the screw filling assemblies.

6. The liquid and gel product filling apparatus according to claim 5, wherein The filling head lifting component comprises a vertical rod assembly, a sliding seat sliding on the vertical rod assembly, a first pushing cylinder for driving the sliding seat to slide, a plurality of filling heads arranged side by side on the sliding seat, the filling heads are connected with the plunger pumps through pipelines, and the positioning component is arranged on the vertical rod assembly below the sliding seat.

7. The liquid and gel product filling apparatus according to claim 6, wherein The positioning component comprises a rear positioning plate fixed to the vertical rod assembly, a set of second push cylinders arranged on the rear positioning plate, and a moving positioning plate arranged at the output end of each second push cylinder and driven by the second push cylinder to move towards the rear side. The moving positioning plate is provided with a positioning groove corresponding to the long needle tube. The rear positioning plate is provided with a guide block corresponding to each filling head. The filling head is inserted into the long needle tube by sliding through the guide block.

8. The liquid and gel product filling apparatus according to claim 1, wherein The cover hanging assembly comprises a support frame provided with a guide sliding rail, a short tube receiving plate slidingly arranged on the guide sliding rail, a first push-in cylinder and a second push-in cylinder for driving the short tube receiving plate to receive the short tube, and a third push cylinder and a cover lower pressing rod arranged side by side at the output end of the third push cylinder and used for pressing the short tube on the long needle tube. The short tube receiving plate is pulled close to the short tube rail by the first push-in cylinder, and then the position of the short tube receiving plate is adjusted by the second push-in cylinder so that the discharging position of the short tube receiving plate is opposite to the discharging port of the short tube rail.

9. The liquid and gel product filling apparatus according to claim 8, wherein The blocking component comprises a blocking frame, and the blocking frame is provided with a fourth push cylinder. The output end of the fourth push cylinder is provided with a mounting plate, and the mounting plate is provided with a blocking plate located at the bottom of the short tube receiving plate. The blocking plate is driven by the fourth push cylinder to prevent the short tube from falling from the discharging position of the short tube receiving plate.