Multi-head fractional filling machine

Abstract

The utility model discloses a multi-head fractional filling machine which comprises a bottle body conveyor used for conveying bottle bodies, a plurality of filling heads are arranged over the bottle body conveyor, the filling heads correspond to the conveyed bottle bodies one by one to form filling stations, and the multi-head fractional filling machine further comprises a bottle blocking assembly used for separating the bottle bodies. The filling heads are arranged in a lifting mode, a filling pump assembly is arranged between the filling heads and the material box in a communicating mode, quantitative material pumping and filling are conducted through the filling pump assembly, the number of the filling heads is N times of the number of bottle bodies conveyed by the bottle body conveyor at a time, N is an integer and the minimum is 2, the number of the bottle blocking assemblies is N + 1, and the number of the bottle blocking assemblies is N + 1. The dividing device is used for dividing bottle bodies conveyed to a filling station into N filling areas so as to fill the bottle bodies in batches for N times. According to the utility model, the same bottle body is filled by the at least two filling heads in batches, so that the bottle feeding waiting time is saved, the purpose of accelerating the filling efficiency is achieved, and the efficiency is obviously improved especially for the filling of bottled articles with large-capacity bottle bodies.

Description

TECHNICAL FIELD

[0001] The utility model relates to filling machine technical field especially relates to a multi -head sub -filling machine. BACKGROUND

[0002] The existing filling machine when filling bottle body, in order to accurately control the filling quantity, that is, the liquid volume of filling, generally adopts the pump body of calibration volume as the transfer equipment of liquid, and then accurately fills the liquid into various bottle bodies, and in order to improve the filling efficiency during the filling process, a plurality of bottle bodies are filled at the same time, since the bottle body needs to be in a stationary posture during filling, at this time, the conveying belt is in intermittent motion, when this batch of bottles is filled, the batch of bottles needs to be sent out of the filling position, and the next batch of empty bottles is sent into the filling position. When the number of bottle bodies reaches a certain number, more bottle feeding time is needed, and the time of the filling head for drawing material is unchanged. If the bottle feeding time of the next batch of empty bottles is greater than the time of the filling head for drawing material, the filling waiting time will be long, and the overall filling efficiency will be low. In addition, some solvents will produce bubbles during filling. At this time, the filling speed needs to be reduced near the filling to eliminate the bubbles and avoid the pollution of the bubbles overflowing the bottle body. However, reducing the filling speed will lead to a decrease in the overall filling efficiency and an increase in the production cost of enterprises. SUMMARY

[0003] The utility model aims at the deficiency of prior art and provides a multi -head sub -filling machine, which fills the bottle body in batches, and at least two filling heads fill the same bottle body in batches to save the bottle waiting time and speed up the filling efficiency, especially for the filling of large-capacity bottle products, and the efficiency is improved significantly.

[0004] The technical scheme of the utility model realizes the purpose of:

[0005] A multi -head sub -filling machine, including tank and bottle body conveyor, the bottle body conveyor is used for conveying bottle body, the side of the tank is equipped with a plurality of filling heads located directly above the bottle body conveyor, the filling head corresponds to the bottle body conveyed, forms filling station, still include with bottle blocking assembly for separating bottle body, the filling head can be lifted and is communicated with the tank and is equipped with filling pump assembly, quantitative material drawing and filling are carried out through the filling pump assembly, the number of filling heads is N times of the number of bottle bodies conveyed by the bottle body conveyor, N is integer and minimum is equal to 2, the bottle blocking assembly is equipped with N+1, and the bottle body conveyed to the filling station is separated into N filling areas, so that the bottle body is filled in batches N times. For the solution prone to foaming, the solution is filled in batches by the device to provide the solution natural defoaming time, and the pollution of the bubbles overflowing the bottle body is avoided.

[0006] Further, the bottle blocking assembly is adjustably arranged on the side of the bottle conveyor along the conveying direction, the first and last bottle blocking assemblies are respectively arranged at the first end and the last end of the filling station, and the effective interval between adjacent bottle blocking assemblies is equal to the length of a group of bottles filled at one time.

[0007] Further, the bottle blocking assembly is adjustably arranged on the side of the bottle conveyor along the conveying direction, the first and last bottle blocking assemblies are respectively arranged at the first end and the last end of the filling station, and the effective interval between adjacent bottle blocking assemblies is equal to the length of a group of bottles filled at one time

[0008] Further, the bottle conveyor is a chain conveyor, and guardrails with adjustable spacing are symmetrically arranged on both sides of the chain conveyor along the conveying direction, the guardrail on the side of the bottle blocking assembly is of a segmented structure, so that the bottle blocking assembly can freely extend and retract from the guardrail to the conveying line of the bottle conveyor.

[0009] Further, a screw adjusting assembly is arranged on the side of the bottle conveyor, and the bottle blocking assembly is adjustably mounted on the bottle conveyor through the screw adjusting assembly. By adjusting the position of the bottle blocking assembly through the screw adjusting assembly, the adjustment is facilitated, thereby meeting the needs of different production scales and having better versatility.

[0010] Further, the bottle blocking assembly comprises a bottle blocking cylinder fixed on the sliding block of the screw adjusting assembly, and the piston rod of the bottle blocking cylinder is horizontally arranged perpendicularly to the conveying direction and is fixedly connected with a bottle blocking plate.

[0011] Further, the bottle blocking plate is of an L-shaped structure, comprising a first blocking plate and a second blocking plate which are perpendicular to each other and are respectively used for blocking the side of the bottle advancing and supporting the outer side of the bottle close to the bottle blocking plate.

[0012] Further, a counting sensor is arranged on the side of the bottle blocking assembly to record the number of bottles entering the filling area.

[0013] Further, a rack is further included, and a belt elevator is fixedly arranged at the bottom of the rack, a first lifting frame extending above the rack is fixedly connected to the belt of the belt elevator, and the filling heads are fixedly arranged on the top of the first lifting frame along the horizontal direction.

[0014] Further, a bottle clamping assembly is arranged on the side of the bottle conveyor, the bottle clamping assembly comprises a first mounting plate, a bottle clamping cylinder is fixedly arranged on the first mounting plate, the piston rod of the bottle clamping cylinder is horizontally arranged perpendicularly to the conveying direction and is fixedly connected with a bottle clamping plate, and the bottle clamping plate is uniformly provided with bottle clamping grooves corresponding to the filling heads and matched with the bottles along the length direction of the bottle clamping plate.

[0015] Further, the side of the bottle conveyor is provided with a receiving assembly, which comprises a second mounting plate and a receiving cylinder fixed on the second mounting plate, the piston rod of the receiving cylinder is horizontally arranged perpendicular to the conveying direction and is fixed with a receiving groove, and the receiving groove is located between the filling head and the bottle mouth.

[0016] Further, the bottom of the receiving groove is provided with a liquid discharge pipe connected to an external filling liquid collection through a pipeline.

[0017] Further, the bottom of the rack is fixed with a screw rod elevator, and the first mounting plate and the second mounting plate are respectively located on the two sides of the bottle conveyor and are respectively fixed with a second lifting frame between the lifting blocks of the screw rod elevator.

[0018] By adopting the above technical scheme, the utility model has the following beneficial effects:

[0019] (1) The utility model discloses a bottle conveyor, and the number of bottles transported by the bottle conveyor is at least twice the number of bottles filled by the filling head, so that the bottles can be filled in batches, and the filling efficiency can be improved.

[0020] (2) The bottle blocking assembly is arranged to separate the continuously conveyed bottles, so that the bottles can be stopped at the corresponding positions of the filling stations according to the set number, and the filling in batches can be completed.

[0021] (3) The chain conveyor is adopted as the bottle conveyor, and the structure is simple and reliable, and the guardrails with adjustable spacing are arranged to meet the stable conveying requirements of bottles with different outer diameters.

[0022] (4) The bottle blocking assembly drives the bottle blocking plate to extend and retract through the bottle blocking cylinder, so that the bottles can be quickly blocked.

[0023] (5) The first lifting frame is driven by the belt elevator to move up and down, so that the filling head mounted on the first lifting frame can be lifted, the belt can absorb the impact and vibration, the noise and wear of the machine can be reduced, the lifting movement is more stable, the structure is simple, and the cost is low.

[0024] (6) The bottle blocking assembly is arranged to limit each single bottle, so that the bottles can be accurately stopped below the corresponding filling head, the bottle mouth and the filling head can be prevented from being misaligned, and accurate filling can be realized.

[0025] (7) The receiving groove is arranged below the filling head during the non-filling period of the filling head, so that the filling liquid that may drop can be timely received, and the surface of the bottle can be kept clean.

[0026] (8)The utility model discloses a bottle body conveying machine both sides realize the lifting of the bottle clamping assembly and the material receiving groove through screw rod elevator, satisfy the spacing and material receiving demand of bottle body of different height, convenient specification switching. BRIEF DESCRIPTION OF DRAWINGS

[0027] In order to make the content of the utility model more easily be clearly understood, below according to specific embodiment and combining with the drawings, the utility model is further detailedly explained, wherein:

[0028] Figure 1 It is the structural schematic diagram of the utility model;

[0029] Figure 2 It is the A place partial enlarged view of the utility model; Figure 1

[0030] Figure 3 It is the material receiving assembly and bottle clamping assembly assembly structure schematic view of the utility model;

[0031] Figure 4 It is the structural schematic diagram of the utility model belt elevator;

[0032] Figure 5 It is the state schematic view of the bottle blocking plate restriction corresponding bottle body movement of the utility model.

[0033] The reference numerals in the drawings are:

[0034] Frame 1, material box 2, bottle body conveying machine 3, guardrail 3-1, filling head 4, filling pump assembly 5, belt elevator 6, first lifting frame 7, screw rod adjusting assembly 8, bottle blocking assembly 9, bottle blocking cylinder 9-1, bottle blocking plate 9-2, bottle clamping assembly 10, first mounting plate 10-1, bottle clamping cylinder 10-2, bottle clamping plate 10-3, bottle clamping groove 10-3-1, material receiving assembly 11, second mounting plate 11-1, material receiving cylinder 11-2, material receiving groove 11-3, liquid discharge pipe 11-4, screw rod elevator 12, second lifting frame 13. DETAILED DESCRIPTION

[0035] In order to better understand the above technical solutions, the above technical solutions will be explained in detail below in conjunction with the drawings and specific embodiments of the specification.

[0036] (Example 1)

[0037] As Figures 1 to 5 ​The multi-head sub-sequential filling machine comprises a rack 1, a material box 2, a bottle conveying machine 3, filling heads 4 and filling pump assemblies 5. The material box 2 and the bottle conveying machine 3 are arranged on the rack 1 and are respectively used for storing solution to be filled and transferring bottles. The filling heads 4 and the filling pump assemblies 5 are provided in plurality and are equal in number and one-to-one corresponding. Each filling head 4 is located directly above the bottle conveying machine 3, thereby forming a filling station in the corresponding interval of the bottle conveying machine 3. Each filling head 4 is communicated with the material box 2 through the corresponding filling pump assembly 5 and performs quantitative pumping and filling through the filling pump assembly 5. In order to improve the filling efficiency, the number of the filling heads 4 of the embodiment is set to N times of the number of bottles conveyed by the bottle conveying machine 3 at a time, N is an integer and is at least equal to 2, sub-sequential filling is realized, filling of the same bottle is completed by at least two filling heads 4, the waiting time for bottle feeding is saved, thereby the purpose of accelerating the filling efficiency is achieved, especially for filling of bottled products with large capacity, the efficiency is improved significantly.

[0038] Specifically, the bottle conveying machine 3 is a straight bar type chain conveyor, which is simple in structure and reliable in conveying. The chain conveyor is symmetrically provided with guardrails 3-1 with adjustable spacing on both sides along the conveying direction, thereby meeting the demand of stable conveying of bottles with different outer diameters. The bottles enter the filling station in straight row, and each group of bottles comprises 10 bottles. Each bottle is filled twice, that is, N=2.

[0039] The bottom of the rack 1 is fixedly provided with a belt elevator 6. The belt of the belt elevator 6 is fixedly connected with a first lifting frame 7 extending above the rack 1. The filling heads 4 are arranged in 20, which are fixedly arranged on the top of the first lifting frame 7 along the horizontal direction, thereby realizing lifting movement under the action of the belt elevator 6, completing insertion into the corresponding bottle mouth for filling. The belt can absorb impact and vibration, thereby reducing the noise and wear of the machine, making the lifting movement more stable, and at the same time, the structure is simple and the cost is low.

[0040] In order to improve the accuracy of filling, the present embodiment is arranged with 3 groups of screw rod adjusting assemblies 8 on the side of the bottle conveyor 3 along the conveying direction, each of which is provided with a bottle blocking assembly 9, that is, N+1=3 bottle blocking assemblies 9, which separate the filling station into two filling areas through the bottle blocking assembly 9. The side of each bottle blocking assembly 9 is provided with a counting sensor to record the number of bottles entering the filling area. The first and last bottle blocking assemblies 9 are located at the first end and the last end of the filling station respectively, and the spacing between the middle bottle blocking assembly 9 and the two side bottle blocking assemblies 9 is equal to the length of a group of bottles filled at a time, that is, the total length of 10 bottles arranged along the conveying direction. The position of the bottle blocking assembly 9 is adjusted by the screw rod adjusting assembly 8, which is convenient to operate, thereby meeting the demand of different production scale bottle group length and better versatility. Each bottle blocking assembly 9 includes a bottle blocking cylinder 9-1 fixed on the sliding block of the screw rod adjusting assembly 8, the piston rod of the bottle blocking cylinder 9-1 is arranged horizontally perpendicular to the conveying direction and is fixed with an L-shaped bottle blocking plate 9-2, the bottle blocking plate 9-2 includes a first blocking plate and a second blocking plate which are perpendicular to each other and are respectively used to resist the advancement of the bottle on one side and support the outer side of the bottle close to the bottle blocking plate 9-2, the bottle blocking plate 9-2 is driven to extend and retract by the bottle blocking cylinder 9-1, which reacts quickly, thereby realizing quick bottle blocking, the three bottle blocking plates 9-2 respectively extend into the two ends and the middle of the two groups of bottle groups, thereby separating the continuously conveyed bottles, so that the bottles can be stopped at the corresponding position of the filling station according to the set number, and the filling is completed in batches.

[0041] In addition, the side of the bottle conveyor 3 is also provided with a bottle clamping assembly 10, which includes a first mounting plate 10-1, two bottle clamping cylinders 10-2 are fixed on the first mounting plate 10-1, the piston rods of the two bottle clamping cylinders 10-2 are arranged horizontally perpendicular to the conveying direction and are respectively fixed with bottle clamping plates 10-3, the bottle clamping plates 10-3 are uniformly provided with bottle clamping grooves 10-3-1 which are matched with the bottles and correspond to the filling heads 4 along the length direction, the bottle clamping grooves 10-3-1 are arc-shaped grooves, so that each bottle falls exactly into the corresponding bottle clamping groove 10-3-1 under the pushing of the bottle clamping cylinder 10-2, limiting is realized, ensuring that the bottle mouth is located directly below the filling head 4, and accurate filling is realized.

[0042] In order to ensure the surface of the bottle is clean, the embodiment also has a receiving assembly 11, wherein the receiving assembly 11 comprises a second mounting plate 11-1 arranged at the side of the bottle conveyor 3 and a receiving cylinder 11-2 fixed on the second mounting plate 11-1, the piston rod of the receiving cylinder 11-2 is arranged horizontally and perpendicularly to the conveying direction and is fixed with a receiving groove 11-3, the receiving groove 11-3 is located between the filling head 4 and the bottle mouth, and the receiving groove 11-3 is driven by the receiving cylinder 11-2 to extend below the filling head 4 during the period when the filling head 4 is not filling, so as to immediately receive the filling liquid that may drop, thereby keeping the surface of the bottle clean. In order to facilitate the collection of the filling liquid that drops, the bottom of the receiving groove 11-3 is provided with a liquid discharge pipe 11-4, and the liquid discharge pipe 11-4 is connected to the filling liquid collection place outside through a pipe.

[0043] Considering that different bottle heights have differences, the initial height of the lower end of the filling head 4 is also adjusted accordingly, in order to facilitate the height adjustment of the bottle clamping assembly 10 and the receiving assembly 11, the embodiment is fixed with a screw rod elevator 12 at the bottom of the rack 1, the first mounting plate 10-1 and the second mounting plate 11-1 are respectively located at the two sides of the bottle conveyor 3 and are respectively fixed with a second lifting frame 13 between the lifting blocks of the screw rod elevator 12, thereby realizing height adjustment, meeting the limiting and receiving requirements of bottles of different heights, and facilitating specification switching.

[0044] The working process of the embodiment is as follows:

[0045] By arranging 20 filling heads 4, which are divided into two groups, each group has 10, the bottle conveyor 3 is used to convey bottles, 10 in a group, and moves synchronously, when filling, the 10 filling heads 4 at the front simultaneously fill the 10 bottles below, the filling pump assembly 5 corresponding to each filling head 4 draws liquid, and the filling amount can be set to half of the rated volume of the bottle, then, under the action of the bottle conveyor 3, the 10 groups of bottles continue to move to below the next group of filling heads 4, and the 10 filling heads 4 at the rear fill the bottles that have been filled half, at the same time, the 10 filling heads 4 at the front continue to fill the 10 empty bottles below, thereby improving the filling efficiency, and the efficiency is significantly improved for filling large-capacity bottles.

[0046] Specifically, when the first group of bottles is filled for the first time, the middle bottle blocking assembly 9 works first to block the bottles moving on the bottle conveyor 3, and at the same time, the counting sensor at the side of the bottle blocking assembly 9 at the first inlet counts, when the number of bottles reaches the set number, the bottle blocking assembly 9 at the first inlet moves again to insert between the bottles, limits the bottles in the filling area and blocks the bottles not entering the filling area from acting on the bottles in the filling area, after the first group of filling heads 4 complete filling of the first group of bottles, the middle bottle blocking assembly 9 resets first, and the bottle blocking assembly 9 at the outlet moves, the bottle blocking assembly 9 at the first inlet resets later than the middle bottle blocking assembly 9, to give the bottles not entering the first filling area and the bottles ready to enter the second filling area a distance; after the set number of bottles pass through the middle bottle blocking assembly 9, the middle bottle blocking assembly 9 extends to block the empty bottles entering the first working area, at this time, the bottles filled partially enter the second filling area and are limited and blocked by the bottle blocking assembly 9 at the outlet, when the corresponding bottles all enter the filling area of the set position, the bottle blocking assembly 9 at the first inlet moves to limit the bottles in the filling area and block the bottles not entering the filling area from contacting the bottles in the first filling area, at this time, all the filling heads 4 move together to complete filling of the corresponding bottles.

[0047] When the filling in the two filling areas is completed, the bottle blocking assembly 9 at the outlet resets to discharge the bottles filled completely, then the middle bottle blocking assembly 9 resets to make the bottles in the first filling area enter the second filling area, after the original bottles in the second filling area pass through the bottle blocking assembly 9 at the outlet, the bottle blocking assembly 9 at the outlet resets to block the bottles entering the second filling area from moving, during the movement from the first to the second, the bottle blocking assembly 9 at the inlet resets to make the empty bottles enter the first filling area; the step is repeated to complete filling of all the bottles.

[0048] For some solutions prone to foaming, the filling machine of the embodiment can also be used, and the filling amount of the first group of filling heads 4 can be set to be greater than that of the second group of filling heads 4, for example, the first group of filling heads 4 completes nearly 80% of the filling amount, and the remaining 20% relies on the second group of filling heads 4 to realize filling in two steps, when the bottles move forward, the solution is given time to dissipate the foam, so as to avoid overflow of the foam to contaminate the bottles and equipment.

[0049] The utility model discloses a platform conveyor transports the number of bottles of filling head 4 at least 2 times, realizes filling in two steps, and at least two filling heads 4 complete filling of the same bottle in two steps, saves the waiting time of entering the bottle, thereby the purpose of accelerating the filling efficiency is achieved, especially for the filling of the bottled product of large capacity, and the efficiency is improved significantly.

[0050] The above-described specific embodiments further specifically describe the purposes, technical solutions and beneficial effects of the present application, and it should be understood that the above-described specific embodiments are merely examples of the present application and are not intended to limit the present application. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A multiple head fractional filling machine comprising a bottle conveyor (3) for conveying bottle bodies, a plurality of filling heads (4) being provided directly above the bottle conveyor (3), the filling heads (4) corresponding to the conveyed bottle bodies one to one, forming filling stations, characterized in that: Also included is a bottle blocking assembly (9) for separating the bottles, the number of filling heads (4) is N times the number of bottles conveyed by the bottle conveyor (3) in one time, N is an integer and is at least equal to 2, the bottle blocking assembly (9) is provided with N+1, for separating the bottles conveyed to the filling station into N filling areas, to fill the bottles in batches for N times.

2. A multiple head fraction filler according to claim 1, characterised in that: The bottle blocking assembly (9) is adjustably arranged on the side of the bottle conveyor (3) along the conveying direction, the first and last bottle blocking assemblies (9) are respectively located at the first end and the last end of the filling station, and the effective spacing between adjacent bottle blocking assemblies (9) is equal to the length of a group of bottles filled at one time.

3. A multiple head fraction filler according to claim 2, characterised in that: The bottle conveyor (3) is a chain conveyor, and symmetrical guardrails (3-1) are arranged on both sides of the chain conveyor along the conveying direction, the guardrails (3-1) on one side of the bottle blocking assembly (9) are of a segmented structure, so that the bottle blocking assembly (9) can freely extend and retract from the guardrails (3-1) to the conveying line of the bottle conveyor (3).

4. A multiple head fractional filler as defined in claim 2, wherein: The bottle blocking assembly (9) includes a bottle blocking cylinder (9-1) adjustably mounted on the side of the bottle conveyor (3), and the piston rod of the bottle blocking cylinder (9-1) is horizontally arranged perpendicular to the conveying direction and is fixedly connected with a bottle blocking plate (9-2).

5. A multiple head fractional filler as defined in claim 4, characterized in that: The bottle blocking plate (9-2) is of an L-shaped structure, including a first blocking plate and a second blocking plate perpendicular to each other and respectively used for blocking the advancing side of the bottles and supporting the outer side of the bottles close to the bottle blocking plate.

6. A multiple head fractional filler as defined in claim 1, wherein: The side of the bottle blocking assembly (9) is provided with a counting sensor for recording the number of bottles entering the filling area.

7. A multiple head fractional filler as defined in claim 1, wherein: Also included is a rack (1), and a belt elevator (6) is fixedly arranged on the bottom of the rack (1), a first lifting frame (7) extending above the rack (1) is fixedly connected to the belt of the belt elevator (6), and the filling heads (4) are fixedly arranged on the top of the first lifting frame (7) in a horizontal direction.

8. A multiple head fractional filler according to claim 7, characterized in that: The side of the bottle conveyor (3) is provided with a bottle clamping assembly (10), the bottle clamping assembly (10) includes a first mounting plate (10-1), a bottle clamping cylinder (10-2) is fixedly arranged on the first mounting plate (10-1), the piston rod of the bottle clamping cylinder (10-2) is horizontally arranged perpendicular to the conveying direction and is fixedly connected with a bottle clamping plate (10-3), and the bottle clamping plate (10-3) is uniformly provided with bottle clamping grooves (10-3-1) corresponding to the bottles and the filling heads (4) along the length direction of the bottle clamping plate (10-3).

9. A multiple head fractional filler as defined in claim 8, characterized in that: The side of the bottle conveyor (3) is provided with a material receiving assembly (11), the material receiving assembly (11) includes a second mounting plate (11-1) and a material receiving cylinder (11-2) fixedly arranged on the second mounting plate (11-1), the piston rod of the material receiving cylinder (11-2) is horizontally arranged perpendicular to the conveying direction and is fixedly connected with a material receiving groove (11-3), and the material receiving groove (11-3) is located between the filling head (4) and the bottle mouth.

10. A multiple head fractional filler as defined in claim 9, characterized in that: The bottom of the rack (1) is fixedly connected with a lead screw elevator (12), and the first mounting plate (10-1) and the second mounting plate (11-1) are respectively located on both sides of the bottle conveyor and are respectively fixedly connected with a second lifting frame (13) between the lifting blocks of the lead screw elevator (12).

Images