Rotary high-precision filling machine and filling and rotating integrated machine

Abstract

The utility model discloses a rotary type high-precision filling machine and a filling and rotating all-in-one machine, the filling machine comprises a filling working table, a middle disc and a material box, the filling working table rotates around the filling working table, the middle disc and the material box are sequentially, coaxially and fixedly arranged above the filling working table, and a plurality of filling positions used for placing bottle bodies are arranged on the filling working table in the circumferential direction. Filling heads in one-to-one correspondence with the filling positions are fixedly mounted on the middle disc, each filling head is provided with a cavity penetrating up and down, a pipeline is communicated between each cavity and the material box, a flow meter is arranged on each pipeline, a filling opening is formed in the lower end of each filling head, and a filling valve in signal connection with the flow meter is fixedly mounted at the upper end of each filling head; a valve rod of the filling valve extends into the cavity, and a valve head suitable for blocking the filling opening is arranged at the bottom of the valve rod. The filling device is simple in structure, and the filling efficiency is further improved while the filling precision is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to filling equipment technical field especially relates to a rotary high accuracy filling machine and fill spin all -in -one. BACKGROUND

[0002] The automatic filling machine on the market at present mainly has rotary filling and straight -line filling, wherein the rotary filling is more favored by more manufacturers due to the relatively small volume, the floor space is small, the rotary filling machine usually is by the filling workstation that makes the rotary motion around itself, the material box that is arranged at the upper portion of the filling workstation and follows the synchronous motion of the filling workstation, wherein the filling workstation is used for placing the bottle body that is conveyed, each bottle body corresponds a filling position, each filling position is equipped with the filling head that is connected with the material box, and the bottle body below is automatically filled through the filling head. Usually the filling head is located below the material box and is equipped with the electromagnetic valve between the material box, the electromagnetic valve is used for controlling the conduction and the closing of the feeding channel, the filling liquid relies on the self gravity to flow downwards, and realizes the automatic filling through the filling head. The control of the filling amount is estimated according to the filling time of the previous filling test, so as to control the start and stop time of the electromagnetic valve, or the weighing sensor is used for the real -time weighing of the bottle body being filled, so as to control the start and stop of the electromagnetic valve, so as to control the filling precision. Through the time control mode, the filling amount is susceptible to the flow, especially the small capacity filling (within 1L), and the weighing mode has certain delay and the overall cost is higher, so the existing filling needs to be optimized in structure. SUMMARY

[0003] The utility model aims at the deficiency of prior art and proposes a rotary high accuracy filling machine and fill spin all -in -one, which is simple in structure and improves the filling accuracy and further improves the filling efficiency.

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

[0005] A rotary high accuracy filling machine, including the filling workstation that makes the rotary motion around itself and the intermediate disc and the material box that are coaxially fixed and arranged in sequence on the upper portion of the filling workstation, a plurality of filling positions for placing bottle bodies are arranged on the filling workstation along the circumference, the filling heads corresponding to the filling positions are fixed on the intermediate disc, the filling heads are provided with cavities penetrating the upper and lower portions, the cavities are communicated with the material box through pipelines, the pipelines are provided with flow meters, the lower end of the filling head is a filling port, the upper end is fixed with a filling valve connected with the signal of the flow meter, and the valve rod of the filling valve extends into the cavity and is provided with a valve head suitable for plugging the filling port.

[0006] Further, the top rotary seal of the material box is provided with a top cover, the top cover is provided with a pressurizing pipe and a feeding pipe extending into the material box, the feeding pipe is provided with a feeding valve, the pressurizing pipe is connected with compressed air and provided with an air inlet valve, the outer wall of the material box is provided with a pressure sensor at the top and the bottom and connected with the air inlet valve, and the pressure sensor, the air inlet valve and the pressurizing pipe form a pressurizing assembly.

[0007] Further, a cam lifter is coaxially arranged below the filling workbench, and the filling position is slidingly arranged on the filling workbench in the vertical direction and is drivingly connected with the cam lifter to drive the bottle on the filling position to move up and down along a preset curve.

[0008] Further, the filling position comprises a guide rod arranged on the filling workbench through a linear bearing, a support plate is fixed to the top of the guide rod, and a roller is rotatably arranged at the bottom of the guide rod and in rolling contact with the cam lifter.

[0009] Further, the support plate is provided with a bottle clamping assembly for fixing the bottle, the bottle clamping assembly comprises a vertical rod fixed to the support plate, and a bottle mouth clamping jaw and a bottle body clamping jaw are fixed to the upper part and the lower part of the vertical rod, respectively.

[0010] Further, the bottle mouth clamping jaw comprises a top plate fixed to the top of the vertical rod, a pair of clamping jaws are rotatably arranged on the top plate, and a spring is connected between the two clamping jaws.

[0011] Further, three positioning pins are arranged on the top plate to form an isosceles triangle-shaped mounting area, positioning holes are arranged on the two clamping jaws and arranged in gaps around the two positioning pins to achieve rotary connection, a gland is fixed to the center of the mounting area, and the bottom of the gland is in longitudinal limiting contact with the clamping jaws.

[0012] A filling and capping integrated machine comprises a cap unscrambler, a cap feeder, a frame, a bottle feeder, a capping machine and a filling machine as claimed in any one of the preceding claims, the input end of the cap feeder is connected with the cap unscrambler, the output end of the cap feeder is provided with an inlet cap star wheel part connected with the capping machine, the input end of the bottle feeder is provided with a screw bottle separating assembly, the output end of the screw bottle separating assembly is connected with a bottle inlet star wheel part, the filling machine is connected with a transition star wheel part, and the capping machine is connected with a bottle outlet star wheel part.

[0013] Further, the cap feeder and the bottle feeder are arranged in parallel.

[0014] Further, the inlet cap star wheel part and the bottle outlet star wheel part are coaxially fixed.

[0015] Further, the output end of the bottle feeding machine is connected with a sorting channel, the sorting channel comprises a qualified product channel and an unqualified product channel arranged adjacently, a gap is arranged between the qualified product channel and the unqualified product channel, and a sorting mechanism is arranged at the gap and used for feeding the qualified product and the unqualified product into the corresponding channel respectively through the sorting mechanism.

[0016] By adopting the technical scheme, the utility model has the following beneficial effects:

[0017] (1) The utility model discloses a flowmeter is arranged on the pipeline that the filling head is connected with the material box, and the filling amount is accurately controlled through the flowmeter, the filling precision is improved, and meanwhile, a filling valve is additionally arranged on the filling head, when the filling amount monitored by the flowmeter reaches the setting, the filling port is quickly blocked by the valve head, the structure is simple, the filling precision and the reaction time are improved, and the cavity of the filling head can prestore part of the filling liquid, so that the liquid outlet time is saved when the next bottle is filled, and the filling efficiency is further improved.

[0018] (2) The utility model discloses a pressure assembly is additionally arranged on the material box, certain pressure can be applied to the material box, the flow rate of the filling liquid is improved, meanwhile, the pressure in the material box can be kept constant, and the filling measurement precision is improved.

[0019] (3) The utility model discloses a cam elevator is used for driving the filling position to lift, is applicable to the small bottle filling of the filling amount being less than or equal to 1L, the cam curve of the cam elevator is designed, the filling position is lifted when filling, and the filling position is lowered after filling is completed, so that the filling head on the upper side can be inserted into the bottle when filling, and the filling liquid can be avoided from adhering to the barrel opening or even spattering to the outside of the bottle when filling.

[0020] (4) The utility model discloses a linear bearing and guide rail are cooperated and realize the movable connection of filling position and filling workbench along the vertical direction, the structure is simple, lifting is stable, and the rolling contact with the cam elevator is realized through the roller, the friction is small, and the smoothness of circumferential movement is guaranteed.

[0021] (5) The utility model discloses a bottle clamping assembly is arranged for clamping the bottle body and the bottle opening, the bottle can be kept unmoved in the filling position, the deviation of the bottle opening is avoided in the rotating process, and the stability of filling is further improved.

[0022] (6) The utility model discloses that the bottle clamping assembly is equipped with the bottle opening clamping jaw and bottle body clamping jaw that are arranged in the up and down distribution, and the stability of the bottle body when filling is further improved, and the bottle is avoided from being poured.

[0023] (7) The utility model discloses that the filling and capping are designed as an organic whole in the filling and capping integrated machine, a plurality of star wheel parts are connected in series to form a whole, the empty bottle and the finished product after filling are conveyed by the same bottle feeding machine, and the problems, such as material splashing and volatilization, caused by long-distance conveying between filling and capping are effectively avoided.

[0024] (8) The cover feeding machine and the bottle feeding machine are arranged in parallel, the cover inlet star wheel part and the bottle outlet star wheel part are arranged in coaxial distribution, the layout is more compact, and the overall equipment is beneficial to miniaturization development.

[0025] (9) The sorting channel and the sorting mechanism are arranged at the outlet of the bottle feeding machine, the unqualified products are directly separated from the qualified products, the unqualified products are prevented from flowing to the next process, rework is reduced, and cost is saved. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to make the content of the utility model more easily and clearly understood, the utility model is further described in detail below according to specific embodiments and in combination with the drawings, in which:

[0027] Figure 1 It is a structural schematic view of the filling and capping integrated machine of the utility model;

[0028] Figure 2 It is a structural schematic view of the filling machine of the utility model (one filling position and filling head are shown in the drawing) ;

[0029] Figure 3 It is a local enlarged view of A in the utility model; Figure 2

[0030] Figure 4 It is a structural schematic view of the filling head of the utility model;

[0031] Figure 5 It is a structural schematic view of the bottle clamping assembly of the utility model.

[0032] The reference numerals in the drawing are:

[0033] Frame 100, cover sorting machine 200, cover feeding machine 300, cover inlet star wheel part 301, bottle feeding machine 400, bottle sorting assembly 401, bottle inlet star wheel part 402, bottle outlet star wheel part 403, sorting channel 404, sorting mechanism 405, cap feeding machine 500, filling machine 600, transition star wheel part 700;

[0034] Filling workbench 1, intermediate disc 2, material box 3, top cover 3-1, pressure sensor 3-2, filling position 4, linear bearing 4-1, guide rod 4-2, support plate 4-3, roller 4-4, filling head 5, cavity 5-1, flowmeter 6, filling valve 7, valve head 7-1, pressurizing pipe 8, air inlet valve 8-1, material inlet pipe 9, material inlet valve 9-1, cam elevator 10, bottle clamping assembly 11, vertical rod 11-1, bottle mouth clamping jaw 11-2, clamping jaw 11-2-1, top plate 11-2-2, positioning pin 11-2-3, cover 11-2-4, spring 11-2-5, bottle body clamping jaw 11-3. DETAILED DESCRIPTION

[0035] ​To better understand the above technical solutions, the following will provide a detailed explanation of the technical solutions in conjunction with the accompanying drawings and specific implementation methods.

[0036] (Example 1)

[0037] like Figures 1 to 5 The filling and capping machine shown includes a frame 100, a cap feeder 200, a cap delivery machine 300, a bottle delivery machine 400, a capping machine 500, and a filling machine 600. The cap feeder 200 is located on the side of the frame 100. The bottle delivery machine 400, the capping machine 500, and the filling machine 600 are all mounted on the frame 100. The input end of the cap delivery machine 300 is connected to the cap feeder 200, and the output end is provided with a cap inlet star wheel 301 connected to the capping machine 500. The input end of the bottle delivery machine 400 is provided with a screw bottle separating assembly 401. The output end of the screw bottle separating assembly 401 is connected to the filling machine 600 via a bottle inlet star wheel 402. A transition star wheel 700 is connected between the filling machine 600 and the capping machine 500. A bottle outlet star wheel 403 is connected between the capping machine 500 and the bottle delivery machine 400.

[0038] The bottle feeder 400 first delivers the bottles to the screw bottle separating assembly 401, where the screw bottle separating assembly 401 separates the closely packed bottles at equal intervals and then feeds them one by one to the filling machine 600 for filling via the bottle inlet star wheel 402. After filling, the bottles are then sent to the capping machine 500 via the transition star wheel 700. Simultaneously, the caps in the cap sorting machine 200 are continuously fed by the cap feeder 300 to the cap inlet star wheel 301, and then one by one to the capping machine 500, where they are automatically capped onto the corresponding bottles. Subsequently, driven by the bottle outlet star wheel 403, they are sent one by one to the bottle feeder 400 for output. The overall structure integrates filling and capping into one unit, with multiple star wheels connected in series. Empty bottles and filled products are transported by the same bottle feeder, effectively avoiding problems such as splashing and evaporation that can easily occur during long-distance transport between filling and capping.

[0039] The embodiment is designed for bottles with a filling volume of less than 1L. In order to ensure the filling accuracy, the existing filling machine 600 is structurally optimized. Specifically, the filling machine 600 comprises a filling workbench 1 rotating around itself, an intermediate disc 2 and a tank 3 coaxially and sequentially fixed above the filling workbench 1, a plurality of filling positions 4 for placing bottles are circumferentially arranged on the filling workbench 1, a filling head 5 corresponding to each filling position 4 is fixed on the intermediate disc 2, each filling head 5 is provided with a cavity 5-1 penetrating from top to bottom, a pipeline is in communication between the cavity 5-1 and the tank 3, a flow meter 6 is arranged on the pipeline, the lower end of the filling head 5 is a filling port, the upper end of the filling head 5 is fixed with a filling valve 7 connected with the flow meter 6, the valve rod of the filling valve 7 extends into the cavity and is provided with a valve head 7-1 suitable for plugging the filling port. The filling volume is accurately controlled by the flow meter 6, the filling accuracy is improved, when the filling volume reaches the set value monitored by the flow meter 6, the filling port is quickly plugged by the valve head 7-1, the structure is simple, compared with the existing structure, the filling accuracy and reaction time are improved, and the cavity of the filling head can pre-store part of the filling liquid, which saves the liquid outlet time when filling the next bottle and improves the filling efficiency.

[0040] In order to further improve the filling accuracy, a top cover 3-1 is rotatably sealed on the top of the tank 3, a pressurizing pipe 8 and a feeding pipe 9 extending into the tank 3 are arranged on the top cover 3-1, a feeding valve 9-1 is arranged on the feeding pipe 9, the pressurizing pipe 8 is connected with compressed air and is provided with an air inlet valve 8-1, pressure sensors 3-2 signal-connected with the air inlet valve 8-1 are arranged on the top and bottom of the outer wall of the tank 3, and the pressure sensor 3-2, the air inlet valve 8-1 and the pressurizing pipe 8 form a pressurizing assembly. By additionally arranging the pressurizing assembly on the tank, a certain pressure can be applied to the tank to improve the flow rate of the filling liquid, and the pressure in the tank can be kept constant to improve the filling measurement accuracy.

[0041] In order to avoid the filling liquid adhering to the bottle mouth when being injected into the bottle, considering that the machine is used for small-capacity filling, even if the filled bottle is light in weight, the filling position 4 is designed as a lifting type, so that it rises during filling, the filling head 5 is inserted into the bottle, and it descends after the filling is completed, and the filling head 5 is separated from the bottle. Specifically, a fixed cam lifter 10 is coaxially arranged below the filling workbench 1, the filling position 4 comprises a linear bearing 4-1, a guide rod 4-2, a support plate 4-3 and a roller 4-4, the guide rod 4-2 is installed on the filling workbench 1 through the linear bearing 4-1, the upper end is fixedly connected with the support plate 4-3, the lower end penetrates the filling workbench 1 and is connected with the roller 4-4, the roller 4-4 is in rolling contact with the cam lifter 10, and the cam curve of the cam lifter is designed, so that the filling position 4 is driven by the cam lifter 10 to move up and down at a preset time.

[0042] In order to improve the stability of the bottle on the filling position 4, the support plate 4-3 of the embodiment is provided with a bottle clamping assembly 11 for fixing the bottle, the bottle clamping assembly 11 comprises a vertical rod 11-1 vertically fixed on the support plate 4-3, and a bottle mouth clamping jaw 11-2 and a bottle body clamping jaw 11-3 are fixedly connected to the upper part and the lower part of the vertical rod 11-1 respectively and are matched with the bottle.

[0043] In order to reduce the volume of the filling and capping integrated machine and save the floor space, the cap feeding machine 300 and the bottle feeding machine 400 are arranged in parallel, and the cap feeding star wheel part 301 and the bottle discharging star wheel part 403 are coaxially fixedly connected, so that the layout is more compact and the overall equipment is beneficial to miniaturization development.

[0044] In addition, the sorting channel 404 is connected to the output end of the bottle feeding machine 400, the sorting channel 404 comprises adjacent qualified product channels and unqualified product channels, and a gap is arranged between the qualified product channels and the unqualified product channels; the sorting mechanism 405 is arranged at the gap, and the sorting mechanism 405 is used for feeding the qualified products and the unqualified products into corresponding channels respectively, so that the qualified products and the unqualified products are directly separated, the unqualified products are prevented from flowing to the next process, rework is reduced, and cost is saved.

[0045] The utility model discloses a structure optimization to the existing filling machine, and the filling and capping functions are integrated together, and the structure is compact, and the flowmeter is arranged on the pipeline communicated between the filling head and the material tank, the filling amount is accurately controlled through the flowmeter, the filling precision is improved, and the filling valve is additionally arranged on the filling head, when the filling amount reaches the setting and is monitored by the flowmeter, the filling opening is quickly blocked by the valve head, the structure is simple, the filling precision and the reaction time are improved, and the cavity of the filling head can prestore part of filling liquid, when the next bottle is filled, the liquid outlet time is saved, and the filling efficiency is further improved.

[0046] The above specific embodiments further illustrate the purpose, technical scheme and beneficial effects of the utility model, and it should be understood that the above description is only for specific embodiments of the utility model and is not used for limiting the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A rotary high-precision filling machine, characterized in that: The filling workbench rotates around itself, and an intermediate disc and a material box are coaxially and sequentially fixed above the filling workbench, a plurality of filling positions for placing bottle bodies are arranged on the filling workbench in the circumferential direction, a filling head corresponding to each filling position is fixed on the intermediate disc, the filling head is provided with a cavity penetrating from top to bottom, a pipeline is arranged between the cavity and the material box, a flow meter is arranged on the pipeline, the lower end of the filling head is a filling port, and the upper end of the filling head is fixed with a filling valve connected with the flow meter.

2. A rotary high-precision filling machine according to claim 1, characterized in that: A top cover is arranged on the top of the material box and is rotationally sealed, a pressurizing pipe and a feeding pipe extending into the material box are arranged on the top cover, a feeding valve is arranged on the feeding pipe, the pressurizing pipe is connected with compressed air and is provided with an air inlet valve, pressure sensors connected with the air inlet valve are arranged on the top and the bottom of the outer wall of the material box, and the pressure sensors, the air inlet valve and the pressurizing pipe form a pressurizing assembly.

3. A rotary high-precision filling machine according to claim 1, characterized in that: A fixed cam lifter is coaxially arranged below the filling workbench, the filling positions are slidingly installed on the filling workbench in the vertical direction and are drivingly connected with the cam lifter, so that the bottle bodies on the filling positions are driven to move up and down according to a set curve.

4. A rotary high-precision filling machine according to claim 3, characterized in that: The filling position comprises a guide rod installed on the filling workbench through a linear bearing, a support plate is fixed on the top of the guide rod, and a roller rolling in contact with the cam lifter is rotatably installed on the bottom of the guide rod.

5. A high precision rotary filler as claimed in claim 4, wherein: A bottle clamping assembly for fixing the bottle body is arranged on the support plate, the bottle clamping assembly comprises a vertical rod fixed vertically on the support plate, and a bottle mouth clamping jaw and a bottle body clamping jaw matched with the bottle body are fixed to the upper part and the lower part of the vertical rod respectively.

6. A rotary high-precision filling machine according to claim 5, characterized in that: The bottle mouth clamping jaw comprises a top plate fixed on the top of the vertical rod, a pair of clamping jaws are rotatably installed on the top plate in opposition, and a spring is connected between the two clamping jaws.

7. A filling and capping machine, characterized in that: The filling machine comprises a cap unscrambler, a cap feeder, a frame, a bottle feeder, a cap screwing machine and a filling machine as claimed in any one of claims 1 to 6, the input end of the cap feeder is connected with the cap unscrambler, the output end of the cap feeder is provided with an inlet cap star wheel part connected with the cap screwing machine, the input end of the bottle feeder is provided with a screw bottle separating assembly, the output end of the screw bottle separating assembly is connected with a bottle inlet star wheel part between the bottle feeder and the filling machine, a transition star wheel part is connected between the filling machine and the cap screwing machine, and a bottle outlet star wheel part is connected between the cap screwing machine and the bottle feeder.

8. The filling and capping machine according to claim 7, characterized in that: The cap feeder and the bottle feeder are arranged in parallel.

9. The filling and capping machine according to claim 7, characterized in that: The inlet cap star wheel part and the bottle outlet star wheel part are coaxially fixed.

10. The filling and capping machine according to claim 7, characterized in that: A sorting channel is connected with the output end of the bottle feeder, the sorting channel comprises a qualified product channel and an unqualified product channel arranged adjacent to each other, a gap is arranged between the qualified product channel and the unqualified product channel, a sorting mechanism is arranged at the gap, and the sorting mechanism is used for respectively feeding the qualified product and the unqualified product into the corresponding channel.

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