Oral liquid filling machine and filling method

Abstract

The invention discloses an oral liquid filling machine and a filling method, and belongs to the technical field of filling equipments.The top of a workbench is fixedly connected with a supporting frame, the supporting frame is provided with a filling piece capable of moving up and down, and the filling piece comprises a filling pipe, a filling bottle and a supporting pipe; a conveying part is installed on the portion, corresponding to the front of the supporting frame, of the workbench and used for conveying filling bottles, a leakage-proof collecting part is arranged between the conveying part and the filling part and comprises a collecting box, and the four corners of the bottom of the collecting box are connected to the workbench through elastic supporting legs. According to the liquid leakage prevention device, leaked liquid can be absorbed, collected and automatically cleaned, the leakage prevention effect is good, a filling pipe and a filling bottle can be in precise butt joint, the filling quality and efficiency are improved, and therefore the technical effect that the filling work efficiency is improved is achieved.

Description

Technical Field

[0001] The invention belongs to the technical field of filling equipment, and in particular relates to an oral liquid filling machine and a filling method. Background Art

[0002] Oral liquid absorbs the process characteristics of Chinese medicine injection, and is obtained by further refining, concentrating, filling and sterilizing the decoction. Oral liquid first appeared in the market as a form of health care products, such as American ginseng oral liquid, Yuanneng oral liquid, Taitai oral liquid, etc.; currently many therapeutic oral liquids have emerged in large numbers in preparations, such as Bupleurum oral liquid, Yupingfeng oral liquid, Yinhuang oral liquid, antiviral oral liquid, heat-clearing and detoxifying oral liquid, etc. Oral liquid has the advantages of small dosage, fast absorption, stable quality, convenient to carry and take, easy to store, etc., and is especially suitable for industrial production. Filling machines are required for the production and filling of oral liquids.

[0003] To this end, a Chinese patent with patent number CN222098073U discloses an oral liquid filling machine, including a U-shaped frame, a conveying assembly is installed on the inner wall of the U-shaped frame, a mounting frame is fixedly connected to the middle of the top wall of the U-shaped frame, and a filling assembly is installed on the outer wall of the mounting frame. When the empty bottle is moved into the mounting frame, the cylinder drives the movable plate, the receiving seat, the square cylinder, the spring and the fixed seat to move downward, the fixed seat drives the baffle plate to contact the transmission belt, the cylinder pushes the movable plate, the receiving seat, the filling head, the short tube, and the connecting pipe to move downward, so that the filling head is aligned with the bottle mouth, the liquid pump draws out the external oral liquid through the liquid inlet pipe, and injects it into the connecting pipe and the short tube through the conveying hose, and finally discharges it from the filling head for filling, so that when filling the oral liquid, multiple bottles can be filled at the same time, thereby improving the filling efficiency of the oral liquid.

[0004] However, in the above device, during the continuous filling process, whenever the filling head is lifted upward, dripping, liquid hanging and the like are prone to occur, and the transmission belt, bottle body and workbench are easily contaminated, which not only affects the filling quality and production environment, but also affects the filling work efficiency. Summary of the invention

[0005] In view of the problems existing in the prior art, the present invention provides an oral liquid filling machine and a filling method, which have the advantages of not only absorbing and collecting leaked liquid, automatically cleaning it, and having a good anti-drip effect, but also enabling the filling tube and the filling bottle to be accurately docked, thereby improving the filling quality and efficiency, thereby improving the filling work efficiency. It solves the problem in the prior art that in the continuous filling work, whenever the filling head is lifted upward, dripping, liquid hanging and the like are likely to occur, and the transmission belt, bottle body and workbench are easily contaminated, which not only affects the filling quality and the production environment, but also affects the filling work efficiency.

[0006] The present invention is implemented as follows: an oral liquid filling machine includes a workbench, the top of the workbench is fixedly connected to a support frame, a filling piece that can move up and down is installed on the support frame, the filling piece includes a filling tube, a filling bottle and a support tube, a conveying piece is installed on the workbench corresponding to the front of the support frame, the conveying piece is used to convey the filling bottle, a leak-proof collecting piece is provided between the conveying piece and the filling piece, the leak-proof collecting piece is used to collect liquid dripping from the filling tube, the leak-proof collecting piece includes a collecting box, the four bottom corners of the collecting box are connected to the workbench by elastic legs, and an extrusion cleaning piece is slidably installed inside the collecting box.

[0007] Through this arrangement, through the linkage cooperation of the filling part, the elastic support leg, the extrusion cleaning part and the leak-proof collecting part, the collecting box, on the one hand, can be positioned and connected to the filling bottle during filling, ensuring the precise docking of the filling tube and the filling bottle, improving the guiding and positioning performance, and being beneficial to improving the filling quality; on the other hand, after filling, the liquid leakage of the filling tube during the rising process can be absorbed, which is convenient for collecting the leaked liquid and has a good anti-drip effect, which is beneficial to improving the filling quality and efficiency; on the other hand, the collected liquid inside the collecting box can also be automatically cleaned, saving time and effort, and effectively improving the filling work efficiency.

[0008] As a preferred embodiment of the present invention, a liquid storage tank is fixedly connected between the inner sides of the top of the support frame, a liquid outlet pipe is fixedly connected to the bottom of the front side of the liquid storage tank, a solenoid valve is fixedly installed on the liquid outlet pipe, an elastic hose is fixedly connected to the lower end of the liquid outlet pipe, the lower end of the elastic hose is fixedly connected to the support tube, the filling tube is fixedly connected to the bottom of the support tube, and a plurality of filling tubes are provided and are evenly distributed along the bottom of the support tube.

[0009] This arrangement facilitates stable installation of the support tube, the liquid storage tank and the filling tube, facilitates the support tube to drive the filling tube to move up and down, and the solenoid valve facilitates opening and closing the liquid outlet tube to control the flow and stop of the liquid, which is easy to use.

[0010] As a preferred embodiment of the present invention, both ends of the back side of the support tube are fixedly connected with guide blocks, the interior of one of the support frames is connected with a screw rod through a bearing, the interior of the other support frame is fixedly connected with a guide rod, one guide block is threadedly sleeved on the screw rod, and the other guide block is slidably sleeved on the guide rod, the lower end of the screw rod passes through the interior of the workbench, the interior of the workbench is fixedly connected with a fixing plate, a stepping motor is fixedly installed on the fixing plate, the output end of the stepping motor is fixedly connected to the lower end of the screw rod, and a gear is sleeved and fixed on the side wall of the lower end of the screw rod.

[0011] Through this setting, the stepper motor controls the forward and reverse rotation of the screw rod, driving the guide block to move up and down along the screw rod and the guide rod, thereby facilitating the support tube to drive the filling tube to move up and down, making it easier for the filling tube to cooperate with the filling bottle below and facilitate the filling operation.

[0012] As a preferred embodiment of the present invention, the conveying member includes a conveyor belt, a support plate is fixedly connected to the top of the workbench, both ends of the support plate are respectively connected to a driving wheel and a driven wheel through bearings, a conveyor belt is transmission-connected between the driving wheel and the driven wheel, a conveying motor is fixedly installed on the outer wall of the support plate, the output end of the conveying motor is fixedly connected to the shaft of the driving wheel, and evenly distributed positioning grooves are opened on the surface of the conveyor belt, and the filling bottles are inserted into the positioning grooves.

[0013] This arrangement makes it convenient to transport the filling bottles, and to carry out filling work in sequence under the filling tube, thereby effectively ensuring the continuity of the filling work and improving the filling quality.

[0014] As a preferred embodiment of the present invention, the elastic support leg includes a support tube and a support rod, the four corners of the bottom of the collection box are fixedly connected with support blocks, the top of the support block is abutted with a push block, the bottom of the support block is fixedly connected to the support tube, a limiting groove is provided at the side wall of the support tube, the bottom of the support rod is fixedly connected to the workbench, the top of the support rod is fixedly connected to the limiting block, the support rod slides along the inside of the support tube, the limiting block slides along the limiting groove, and the inner top of the support tube and the limiting block are fixedly connected by a thin spring.

[0015] This arrangement facilitates stable elastic support for the collecting box. During filling, the supporting tube drives the filling tube to move downward, and drives the pushing block to push the collecting box downward, so that the collecting box drives the supporting tube to move downward along the supporting rod to squeeze the thin spring until the bottom of the collecting box abuts against the supporting plate and is restricted. At this time, the middle positioning card of the collecting box is connected to the filling bottle, which facilitates the precise docking of the filling tube and the filling bottle, improves the guiding and positioning performance, and is conducive to improving the filling quality.

[0016] As a preferred embodiment of the present invention, push plates are fixedly connected to the side walls at both ends of the support tube, the bottom of the push plates is fixedly connected to a thick spring, and the top of the push block is fixedly connected to the end of the thick spring.

[0017] This arrangement facilitates the stable installation of the push block. When the push block drives the collecting box to be mounted on the filling bottle, the collecting box is restricted by the support plate, and the filling tube continues to move downward, driving the thick spring to squeeze and contract until it docks with the filling bottle, thereby performing precise filling operations.

[0018] As a preferred embodiment of the present invention, an absorbent sponge is placed inside the collecting box, and corresponding positioning holes are provided between the absorbent sponge and the bottom of the collecting box. The positioning holes are sleeved onto the upper part of the filling bottle, and absorbent cotton strips are fixedly connected to the hole walls of the positioning holes corresponding to the absorbent sponge. A filling port is provided on the bottom side wall of the filling tube, and the filling tube passes through the positioning hole, and the filling port and the absorbent cotton strips fit tightly.

[0019] With this arrangement, during filling, the filling tube passes through the positioning hole, penetrates the absorbent sponge and the collecting box, so as to facilitate precise docking with the filling tube. After filling, the screw rod is reversed so that the supporting tube drives the filling tube to move upward and reset. At this time, the filling tube passes through the positioning hole again, and the dripping liquid is absorbed by the absorbent sponge and the absorbent cotton strip, which is convenient for collecting the leaked liquid, has a good anti-drip effect, and is conducive to improving the filling quality and efficiency.

[0020] As a preferred embodiment of the present invention, the extrusion cleaning piece includes an extrusion plate, which is located at the front inner wall of the collection box, and the back of the collection box is provided with evenly distributed guide holes, and the back outer wall of the collection box is fixedly connected with a guide plate, and the middle part of the extrusion plate is fixedly connected with a curved rod, and the curved rod slides through the collection box to the interior of the workbench, and the bottom of the curved rod is fixedly connected with a curved plate, and the curved plate slides along the inner wall of the workbench, and the inner side of the curved plate is fixedly connected with a rack, and the gear and the rack are meshingly connected.

[0021] The gear train is moved upwards to move the cylinder gears, which in turn move the cylinder gears back into engagement with the cylinder gears, and the cylinder gears are moved back into engagement with the cylinder gears, thereby allowing the cylinder gears to move out of engagement with the cylinder gears and causing the cylinder gears to move out of engagement with the cylinder gears.

[0022] As a preferred embodiment of the present invention, a slide groove is provided on the workbench, and the curved rod slides along the slide groove.

[0023] This arrangement makes it easier to slide the curved rod.

[0024] A filling method for an oral liquid filling machine, applicable to the oral liquid filling machine, comprises the following steps: S1. Conveying operation: The conveying parts start to work and convey the filling bottles to the filling positions along the predetermined track in sequence; S2, positioning filling: The filling part starts to move, and the support tube drives the filling tube to descend. At this time, under the action of the elastic legs, the bottom of the collecting box contacts and positions the top of the filling bottle. The filling tube continues to descend, passes through the collecting box and is accurately inserted into the filling bottle, and the filling operation begins; S3, leaked liquid collection: After filling is completed, the filling tube rises and resets. During the reset process, the collection box continues to absorb the liquid dripping from the filling tube. When the filling tube is reset, it continues to rise, driving the extrusion cleaning piece to slide in the collection box to automatically clean the collected liquid; S4. Finally: the conveyor continues to convey the next filling bottle to the filling position, repeats the above steps, and continues the filling work of the oral liquid.

[0025] Compared with the prior art, the beneficial effects of the present invention are as follows: through the linkage cooperation of the filling part, the elastic support leg, the extrusion cleaning part and the leak-proof collecting part, the leak-proof collecting part can, on the one hand, be positioned and clamped on the filling bottle during filling, to ensure the precise docking of the filling tube and the filling bottle, improve the guiding and positioning performance, and be beneficial to improving the filling quality; on the other hand, after filling, the leakage of the filling tube during the rising process can be absorbed, which is convenient for collecting the leakage and has a good anti-drip effect, which is beneficial to improving the filling quality and efficiency; on the other hand, the collected liquid inside the collecting box can also be automatically cleaned, saving time and effort, and effectively improving the filling work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure provided by an embodiment of the present invention; Figure 2 is a schematic diagram of a cross-sectional structure provided by an embodiment of the present invention; Figure 3 is a schematic diagram of a bottom cross-sectional structure provided by an embodiment of the present invention; Figure 4 This is a schematic diagram of the disassembled structure of the support tube and the collection box provided by an embodiment of the present invention; Figure 5 is a schematic diagram of the structure of a collection box provided by an embodiment of the present invention; Figure 6 is a schematic diagram of the structure of the elastic legs provided by an embodiment of the present invention; Figure 7 The embodiment of the present invention provides Figure 4 The enlarged structural diagram at A in the middle; Figure 8 The embodiment of the present invention provides Figure 4 Enlarged structural diagram at B in the middle.

[0027] In the figure: 1, workbench; 101, slide; 102, support plate; 103, support frame; 104, fixed plate; 2, liquid storage tank; 201, liquid outlet pipe; 202, elastic hose; 203, solenoid valve; 3, support pipe; 301, guide block; 302, push plate; 303, thick spring; 304, push block; 4, filling pipe; 401, filling port; 5, collection box; 501, guide plate; 502, guide hole; 503, positioning hole; 504, absorbent cotton strip; 5 05. Absorbent sponge; 6. Conveyor belt; 601. Positioning slot; 602. Conveying motor; 603. Driving wheel; 604. Driven wheel; 7. Screw; 701. Gear; 702. Stepping motor; 703. Guide rod; 8. Elastic support leg; 801. Support block; 802. Support tube; 803. Limiting slot; 804. Thin spring; 805. Limiting block; 806. Support rod; 9. Extrusion plate; 901. Bending rod; 902. Bending plate; 903. Rack; 10. Filling bottle. DETAILED DESCRIPTION

[0028] In order to further understand the content, features and effects of the present invention, the following embodiments are given as examples and described in detail with reference to the accompanying drawings.

[0029] The structure of the present invention is described in detail below in conjunction with the accompanying drawings.

[0030] refer to Figures 1 to 8 As shown, an oral liquid filling machine provided by an embodiment of the present invention comprises a workbench 1, the top of the workbench 1 is fixedly connected with a support frame 103, a filling piece that can move up and down is installed on the support frame 103, the filling piece comprises a filling tube 4, a filling bottle 10 and a support tube 3, a conveying piece is installed on the workbench 1 corresponding to the front of the support frame 103, the conveying piece is used to convey the filling bottle 10, a leak-proof collecting piece is provided between the conveying piece and the filling piece, the leak-proof collecting piece is used to collect liquid dripping from the filling tube 4, the leak-proof collecting piece comprises a collecting box 5, the four bottom corners of the collecting box 5 are connected to the workbench 1 by elastic legs 8, and an extrusion cleaning piece is slidably installed inside the collecting box 5.

[0031] By adopting the above scheme, through the linkage cooperation of the filling parts, elastic legs 8, extrusion cleaning parts and leak-proof collecting parts, the collecting box 5 can, on the one hand, be positioned and connected to the filling bottle 10 during filling, so as to ensure the precise docking of the filling tube 4 and the filling bottle 10, improve the guiding and positioning performance, and be beneficial to improving the filling quality. On the other hand, after filling, the liquid leakage of the filling tube 4 during the rising process can be absorbed, which is convenient for collecting the leaked liquid and has a good anti-drip effect, which is beneficial to improving the filling quality and efficiency. On the other hand, the collected liquid inside the collecting box 5 can also be automatically cleaned, which saves time and effort and effectively improves the working efficiency of the filling.

[0032] Specifically, a liquid storage tank 2 is fixedly connected between the inner sides of the top of the support frame 103, a liquid outlet pipe 201 is fixedly connected to the bottom of the front side of the liquid storage tank 2, a solenoid valve 203 is fixedly installed on the liquid outlet pipe 201, an elastic hose 202 is fixedly connected to the lower end of the liquid outlet pipe 201, the lower end of the elastic hose 202 is fixedly connected to the support tube 3, the filling tube 4 is fixedly connected to the bottom of the support tube 3, and a plurality of filling tubes 4 are provided and are evenly distributed along the bottom of the support tube 3.

[0033] The above scheme facilitates the stable installation between the support tube 3, the liquid storage tank 2 and the filling tube 4, and facilitates the support tube 3 to drive the filling tube 4 to move up and down. The solenoid valve 203 facilitates opening and closing the liquid outlet pipe 201 and then controlling the flow and stop of the liquid, which is easy to use.

[0034] Specifically, both ends of the back side of the support tube 3 are fixedly connected with guide blocks 301, the interior of one of the support frames 103 is connected with a screw rod 7 through a bearing, and the interior of the other support frame 103 is fixedly connected with a guide rod 703, one guide block 301 is threadedly sleeved on the screw rod 7, and the other guide block 301 is slidably sleeved on the guide rod 703, the lower end of the screw rod 7 passes through the interior of the workbench 1, and the interior of the workbench 1 is fixedly connected with a fixing plate 104, and a stepping motor 702 is fixedly installed on the fixing plate 104, the output end of the stepping motor 702 is fixedly connected to the lower end of the screw rod 7, and the lower end side wall of the screw rod 7 is sleeved and fixed with a gear 701.

[0035] By adopting the above scheme, the stepper motor 702 controls the screw rod 7 to rotate in the forward and reverse directions, driving the guide block 301 to move up and down along the screw rod 7 and the guide rod 703, thereby facilitating the support tube 3 to drive the filling tube 4 to move up and down, facilitating the filling tube 4 to cooperate with the filling bottle 10 below, and facilitating the filling operation.

[0036] Specifically, the conveying member includes a conveyor belt 6, and a support plate 102 is fixedly connected to the top of the workbench 1. Both ends of the support plate 102 are respectively connected to a driving wheel 603 and a driven wheel 604 through bearings. The conveyor belt 6 is transmission-connected between the driving wheel 603 and the driven wheel 604. A conveying motor 602 is fixedly installed on the outer wall of the support plate 102, and the output end of the conveying motor 602 is fixedly connected to the shaft of the driving wheel 603. Uniformly distributed positioning grooves 601 are opened on the surface of the conveyor belt 6, and the filling bottle 10 is inserted into the positioning groove 601.

[0037] The above scheme is adopted to facilitate the transportation of the filling bottles 10, and the filling work is carried out in sequence below the filling tube 4, which effectively ensures the continuity of the filling work and improves the filling quality.

[0038] Specifically, the elastic support leg 8 includes a support tube 802 and a support rod 806. The four corners of the bottom of the collection box 5 are fixedly connected with support blocks 801. The top of the support block 801 abuts against a push block 304. The bottom of the support block 801 is fixedly connected to the support tube 802. A limiting groove 803 is provided on the side wall of the support tube 802. The bottom of the support rod 806 is fixedly connected to the workbench 1. The top of the support rod 806 is fixedly connected to the limiting block 805. The support rod 806 slides along the inside of the support tube 802. The limiting block 805 slides along the limiting groove 803. The inner top of the support tube 802 and the limiting block 805 are fixedly connected by a thin spring 804.

[0039] The above scheme is adopted to facilitate the stable elastic support of the collecting box 5. When filling, the supporting tube 3 drives the filling tube 4 to move downward, and drives the pushing block 304 to push the collecting box 5 downward, so that the collecting box 5 drives the supporting tube 802 to move downward along the supporting rod 806 to squeeze the thin spring 804 until the bottom of the collecting box 5 abuts against the supporting plate 102 and is restricted. At this time, the middle positioning card of the collecting box 5 is connected to the filling bottle 10, which facilitates the precise docking of the filling tube 4 and the filling bottle 10, improves the guiding and positioning performance, and is conducive to improving the filling quality.

[0040] Specifically, push plates 302 are fixedly connected to the side walls at both ends of the support tube 3 , the bottom of the push plates 302 is fixedly connected to the thick springs 303 , and the top of the push block 304 is fixedly connected to the end of the thick spring 303 .

[0041] The above scheme is adopted to facilitate the stable installation of the push block 304. When the push block 304 drives the collecting box 5 to be mounted on the filling bottle 10, the collecting box 5 is restricted by the support plate 102, and the filling tube 4 continues to move downward, driving the thick spring 303 to be squeezed and contracted until it docks with the filling bottle 10, thereby performing precise filling operations.

[0042] Specifically, a water-absorbing sponge 505 is placed inside the collecting box 5, and corresponding positioning holes 503 are provided between the water-absorbing sponge 505 and the bottom of the collecting box 5. The positioning holes 503 are sleeved onto the upper part of the filling bottle 10, and a water-absorbing cotton strip 504 is fixedly connected to the hole wall of the positioning hole 503 corresponding to the water-absorbing sponge 505. A filling port 401 is provided on the bottom side wall of the filling tube 4, and the filling tube 4 passes through the positioning hole 503, and the filling port 401 and the water-absorbing cotton strip 504 are tightly fitted.

[0043] By adopting the above scheme, during filling, the filling tube 4 is inserted into the positioning hole 503 and passes through the absorbent sponge 505 and the collecting box 5, so as to facilitate precise docking with the filling tube 4. After filling, the screw rod 7 is reversed so that the supporting tube 3 drives the filling tube 4 to move upward and reset. At this time, the filling tube 4 passes through the positioning hole 503 again, and the dripping liquid is absorbed by the absorbent sponge 505 and the absorbent cotton strip 504, which is convenient for collecting the leaked liquid, has a good anti-drip effect, and is conducive to improving the filling quality and efficiency.

[0044] Specifically, the extrusion cleaning component includes an extrusion plate 9, which is located at the front inner wall of the collection box 5. The back of the collection box 5 is provided with evenly distributed guide holes 502. The back outer wall of the collection box 5 is fixedly connected with a guide plate 501. The middle part of the extrusion plate 9 is fixedly connected with a curved rod 901. The curved rod 901 slides through the collection box 5 to the inside of the workbench 1. The bottom of the curved rod 901 is fixedly connected with a curved plate 902. The curved plate 902 slides along the inner wall of the workbench 1. The inner side of the curved plate 902 is fixedly connected with a rack 903. The gear 701 and the rack 903 are meshingly connected.

[0045] By adopting the above scheme, during filling, the support tube 3 drives the filling tube 4 and the push block 304 to move downward, drives the collecting box 5 to move downward, engages with the support plate 102 and is sleeved on the support plate 102, and drives the squeezing plate 9, the bent rod 901, the bent plate 902 and the rack 903 to move downward, and then the rack 903 is disengaged from the gear 701, and the squeezing plate 9 remains stationary. After filling, the filling tube 4 is reset upward, drives the collecting box 5 to reset upward, and then drives the squeezing plate 9, the bent rod 901, the bent plate 902 and the rack 903 to reset upward, and then the rack 903 is meshed with the gear 701 again. When it is necessary to adjust the absorbent sponge 505, When collecting leaked liquid for cleaning, the screw 7 continues to reverse, driving the support tube 3 and the filling tube 4 to continue to move upward, and then driving the rack 903 to move along the gear 701, so that the rack 903 drives the curved plate 902 to move toward the back of the workbench 1, the curved rod 901 moves toward the rear end of the slide 101, and the squeezing plate 9 moves toward the back of the collection box 5, so that the squeezing plate 9 squeezes the absorbent sponge 505, and the liquid is discharged to the outside of the collection box 5 through the guide hole 502 and the guide plate 501, and is guided to the liquid recovery box placed outside the workbench 1, thereby realizing automatic cleaning, saving time and effort, and effectively improving the filling work efficiency.

[0046] Specifically, a slide groove 101 is provided on the workbench 1 , and the curved rod 901 slides along the slide groove 101 .

[0047] The above solution is adopted to facilitate the sliding of the curved rod 901 and to make it convenient to use.

[0048] A filling method for an oral liquid filling machine, applicable to the oral liquid filling machine, comprises the following steps: S1, conveying operation: the conveying part starts to work, and conveys the filling bottles 10 to the filling positions along the predetermined track in sequence; S2, positioning filling: the filling part starts to move, the support tube 3 drives the filling tube 4 to descend, at this time, under the action of the elastic legs 8, the bottom of the collecting box 5 contacts the top of the filling bottle 10 and is positioned and clamped, the filling tube 4 continues to descend, passes through the collecting box 5 and is accurately inserted into the filling bottle 10, and the filling operation begins; S3, leaked liquid collection: After filling is completed, the filling tube 4 rises and resets. During the reset process, the collecting box 5 continues to absorb the liquid dripping from the filling tube 4. When the filling tube 4 is reset, it continues to rise, driving the extrusion cleaning piece to slide in the collecting box 5 to automatically clean the collected liquid; S4. Finally: the conveyor continues to convey the next filling bottle 10 to the filling position, repeats the above steps, and continues the filling work of the oral liquid.

[0049] Working principle of the present invention: When in use, start the conveying motor 602 to drive the conveyor belt 6 to operate, and transport the filling bottle 10 to the right below the filling tube 4 and the collecting box 5, start the stepping motor 702 to drive the screw rod 7 to rotate, so that the support tube 3 drives the filling tube 4 and the push block 304 to move downward, and the push block 304 pushes the support block 801 downward to drive the collecting box 5 to move downward, and the collecting box 5 is elastically moved down to the top of the support plate 102 through the elastic support legs 8. At this time, the collecting box 5 is inserted into the filling tube 4 through the positioning hole 503. At the same time, the collecting box 5 drives the rack 903 to move down and disengage from the gear 701 on the screw rod 7 through the extrusion plate 9, the curved rod 901, and the curved plate 902. The filling tube 4 continues to move downward through the absorbent sponge 505 and the collecting box 5 to accurately dock with the filling bottle 10, and the solenoid valve 203 is opened to carry out the filling work, which improves the guiding and positioning performance and is conducive to improving the filling quality. After filling, the solenoid valve 203 is closed, and the screw rod 7 is reversed, driving the filling tube 4 to reset upward. At this time, the filling tube 4 passes through the positioning hole 503 of the collecting box 5 again, and the dripping liquid is absorbed by the absorbent sponge 505 and the absorbent cotton strip 504, which is convenient for collecting the leaked liquid and has a good anti-drip effect, which is beneficial to improving the filling quality and efficiency. At the same time, it drives the rack 903 to reset upward, and then the rack 903 is meshed with the gear 701 again.

[0050] When it is necessary to collect the leaked liquid for cleaning, the screw 7 continues to reverse, driving the support tube 3 and the filling tube 4 to continue to move upward, and then driving the rack 903 to move along the gear 701, so that the rack 903 drives the curved plate 902, the curved rod 901 and the squeezing plate 9 to move toward the back of the collection box 5, so that the squeezing plate 9 squeezes the absorbent sponge 505, and the liquid is discharged to the outside of the collection box 5 through the guide hole 502 and the guide plate 501, and is guided to the liquid recovery box placed outside the workbench 1, thereby realizing automatic cleaning, saving time and effort, and effectively improving the filling work efficiency.

[0051] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0052] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An oral liquid filling machine, comprising a workbench (1), characterized in that: The top of the workbench (1) is fixedly connected to a support frame (103), and a filling component that can move up and down is installed on the support frame (103), and the filling component includes a filling tube (4), a filling bottle (10) and a support tube (3). A conveying component is installed on the workbench (1) corresponding to the front of the support frame (103), and the conveying component is used to convey the filling bottle (10). A leakproof collecting component is provided between the conveying component and the filling component, and the leakproof collecting component is used to collect liquid dripping from the filling tube (4). The leakproof collecting component includes a collecting box (5), and the four corners of the bottom of the collecting box (5) are connected to the workbench (1) through elastic legs (8), and an extrusion cleaning component is slidably installed inside the collecting box (5).

2. An oral liquid filling machine as claimed in claim 1, characterized in that: A liquid storage tank (2) is fixedly connected between the inner sides of the top of the support frame (103); a liquid outlet pipe (201) is fixedly connected to the bottom of the front face of the liquid storage tank (2); a solenoid valve (203) is fixedly mounted on the liquid outlet pipe (201); an elastic hose (202) is fixedly connected to the lower end of the liquid outlet pipe (201); the lower end of the elastic hose (202) is fixedly connected to the support pipe (3); the filling pipe (4) is fixedly connected to the bottom of the support pipe (3); a plurality of the filling pipes (4) are provided and are evenly distributed along the bottom of the support pipe (3).

3. An oral liquid filling machine as claimed in claim 1, characterized in that: Both ends of the back side of the support tube (3) are fixedly connected to guide blocks (301); a screw rod (7) is connected to the interior of one of the support frames (103) via a bearing; a guide rod (703) is fixedly connected to the interior of the other support frame (103); one of the guide blocks (301) is threadedly sleeved on the screw rod (7); the other of the guide blocks (301) is slidably sleeved on the guide rod (703); the lower end of the screw rod (7) passes through the interior of the workbench (1); a fixing plate (104) is fixedly connected to the interior of the workbench (1); a stepping motor (702) is fixedly mounted on the fixing plate (104); an output end of the stepping motor (702) is fixedly connected to the lower end of the screw rod (7); a gear (701) is sleeved and fixed to the side wall of the lower end of the screw rod (7).

4. An oral liquid filling machine as claimed in claim 1, characterized in that: The conveying member comprises a conveyor belt (6); a support plate (102) is fixedly connected to the top of the workbench (1); both ends of the support plate (102) are respectively connected to a driving wheel (603) and a driven wheel (604) via bearings; a conveyor belt (6) is transmission-connected between the driving wheel (603) and the driven wheel (604); a conveying motor (602) is fixedly mounted on the outer wall of the support plate (102); an output end of the conveying motor (602) is fixedly connected to the shaft of the driving wheel (603); uniformly distributed positioning grooves (601) are provided on the surface of the conveyor belt (6); and the filling bottles (10) are plugged into the positioning grooves (601).

5. The oral liquid filling machine according to claim 1, characterized in that: The elastic supporting leg (8) comprises a supporting tube (802) and a supporting rod (806); the four corners of the bottom of the collecting box (5) are fixedly connected with supporting blocks (801); the top of the supporting block (801) abuts against a pushing block (304); the bottom of the supporting block (801) is fixedly connected to the supporting tube (802); a limiting groove (803) is provided on the side wall of the supporting tube (802); the bottom of the supporting rod (806) is fixedly connected to the workbench (1); the top of the supporting rod (806) is fixedly connected to the limiting block (805); the supporting rod (806) slides along the inside of the supporting tube (802); the limiting block (805) slides along the limiting groove (803); the inner top of the supporting tube (802) and the limiting block (805) are fixedly connected via a thin spring (804).

6. An oral liquid filling machine as claimed in claim 5, characterized in that: Push plates (302) are fixedly connected to the side walls at both ends of the support tube (3), a thick spring (303) is fixedly connected to the bottom of the push plates (302), and the top of the push block (304) is fixedly connected to the end of the thick spring (303).

7. An oral liquid filling machine as claimed in claim 1, characterized in that: A water-absorbing sponge (505) is placed inside the collecting box (5), and corresponding positioning holes (503) are provided between the water-absorbing sponge (505) and the bottom of the collecting box (5), and the positioning holes (503) are sleeved onto the upper part of the filling bottle (10), and a water-absorbing cotton strip (504) is fixedly connected to the hole wall of the positioning hole (503) corresponding to the water-absorbing sponge (505), and a filling port (401) is provided on the bottom side wall of the filling tube (4), and the filling tube (4) passes through the positioning hole (503), and the filling port (401) and the water-absorbing cotton strip (504) are tightly fitted.

8. An oral liquid filling machine as claimed in claim 3, characterized in that: The extrusion cleaning member comprises an extrusion plate (9), the extrusion plate (9) being located at the front inner wall of the collection box (5), the back of the collection box (5) being provided with evenly distributed guide holes (502), the back outer wall of the collection box (5) being fixedly connected with a guide plate (501), the middle of the extrusion plate (9) being fixedly connected with a curved rod (901), the curved rod (901) slidingly passing through the collection box (5) to the inside of the workbench (1), the bottom of the curved rod (901) being fixedly connected with a curved plate (902), the curved plate (902) sliding along the inner wall of the workbench (1), the inner side of the curved plate (902) being fixedly connected with a rack (903), the gear (701) and the rack (903) being meshingly connected.

9. An oral liquid filling machine as claimed in claim 8, characterized in that: The workbench (1) is provided with a slide groove (101), and the curved rod (901) slides along the slide groove (101).

10. A filling method for an oral liquid filling machine, characterized in that: The oral liquid filling machine according to any one of claims 1 to 9 comprises the following steps: S1, conveying operation: the conveying part starts to work, and conveys the filling bottles (10) to the filling positions in sequence along a predetermined track; S2, positioning filling: the filling part starts to move, the support tube (3) drives the filling tube (4) to descend, and at this time, under the action of the elastic legs (8), the bottom of the collecting box (5) contacts the top of the filling bottle (10) and is positioned and clamped, and the filling tube (4) continues to descend, passes through the collecting box (5) and is accurately inserted into the filling bottle (10), and the filling operation begins; S3, collecting leaked liquid: after filling is completed, the filling tube (4) rises and resets. During the reset process, the collecting box (5) continues to absorb the liquid leaking from the filling tube (4). After the filling tube (4) is reset, it continues to rise, driving the squeezing and cleaning member to slide in the collecting box (5), thereby automatically cleaning the collected liquid. S4. Finally: the conveyor continues to convey the next filling bottle (10) to the filling position, repeats the above steps, and continues the filling work of the oral liquid.

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