Miniature filling workstation

Abstract

The utility model discloses a miniature filling work station which comprises a platform base. The micro filling workstation further comprises a cabinet body, a lifting mechanism externally arranged on the side face of the cabinet body, a weighing device arranged on the platform base and located on the adjacent side of the cabinet body, and a power pump unit arranged on the top of the cabinet body. And the platform scale instrument, the electrical control unit and the touch control terminal assembly are arranged in the cabinet body and are used for displaying weighing data of the weighing device and calibrating the weighing device. The miniature filling workstation is simple and convenient to operate and accurate in weighing, the stepping motor module is further arranged, the stepping motor module executing part is matched with the filling needle to achieve automatic lifting, the starting position and the ending position of filling can be accurately controlled by setting the stroke position, the automation degree and accuracy of the filling process are improved, manual intervention is reduced, and the production efficiency is improved. And the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to filling equipment, concretely relates to a kind of miniature filling workstation. BACKGROUND

[0002] Filling machine has been widely applied in many fields.In the bag filling production process, traditional manual filling production mode is inefficient, and can not meet the increasing production demand of enterprise.To solve this problem, bag filling enterprise urgently needs to use advanced production equipment to improve production efficiency, and reduce production cost by reducing the number of employees.

[0003] In the prior art, filling machine has many deficiencies:

[0004] 1. Multi-station rotary filling structure is complex: the existing filling machine often adopts multi-station rotary filling mode, but the indexing plate structure is complex, which not only leads to high equipment maintenance cost, but also needs to consume a lot of time and manpower in the maintenance process, increases the operating cost of enterprise.

[0005] 2. Mechanical structure optimization is insufficient: insufficient optimization of mechanical structure makes it easy to have reliability problems in actual production.For example, mechanical parts are prone to wear, looseness and other conditions during long-term operation, affecting the normal operation of equipment, and thus causing production interruption and reducing production efficiency.

[0006] 3. Pipeline cleaning is difficult: complex pipeline design makes it extremely difficult to clean thoroughly, and there is a high risk of cross contamination.When filling different types of liquid, residual liquid may mix into the next batch of products, affecting product quality, and even may cause food safety problems.

[0007] 4. Parameter adjustment is inconvenient: when switching different containers or liquids, manual adjustment of parameters is needed, which takes a long time and is prone to error.Manual operation can not guarantee the accuracy and consistency of parameter adjustment, which may cause inaccurate product filling amount and affect the stability of product quality.

[0008] In summary, the existing filling machine technology can not meet the needs of bag filling enterprise for efficient and high-quality production, and the filling machinery industry urgently needs to develop towards automation and integration, and it is of great practical significance to develop a new type of filling workstation. INVENTION CONTENTS

[0009] In order to overcome the above deficiencies of filling machine in the prior art, the purpose of the present utility model is to provide a filling workstation equipment.The equipment aims to improve production efficiency, reduce maintenance cost, improve production process reliability, reduce cross contamination risk and reduce human operation errors to meet the needs of fine bag filling automation control place.

[0010] To solve the above technical problems, the utility model discloses a micro filling workstation, including platform base, still includes:

[0011] Be located at the cabinet of platform base;

[0012] External in the lifting mechanism of cabinet side, this lifting mechanism drive connection horizontal longitudinal guide shaft;

[0013] Be located at the weighing device of platform base and be in the cabinet adjacent side, the weighing device top is opposite horizontal longitudinal guide shaft;

[0014] Be located at the power pump unit of cabinet top, the power pump unit is connected through pipeline horizontal longitudinal guide shaft;

[0015] Be located at the inside of cabinet and be used to show the weighing data of weighing device and the calibration of platform scale instrument of this weighing device;

[0016] An electrical control unit is installed in the cabinet, and is connected to the lifting mechanism, horizontal longitudinal guide shaft, weighing device, platform scale instrument and power pump unit through electrical lines.

[0017] A touch control terminal assembly is fixed on the top of the cabinet, and is connected to the electrical control unit through a line.

[0018] Further, the lower end of the platform base is provided with a movable structure and a positioning structure.

[0019] Further, the lifting mechanism is a stepper motor module, which includes a Z-axis rail frame fixed outside the cabinet, a stepper motor installed on the upper end of the Z-axis rail frame, a screw rod rotatably mounted on the rail frame and drivingly connected to the stepper motor, and a Z-axis movable part screwed to the screw rod, the Z-axis movable part being slidably connected to the rail of the Z-axis rail frame.

[0020] Further, the Z-axis rail frame is provided with a sensor for sensing the travel of the Z-axis movable part.

[0021] Further, the weighing device includes a guardrail mounted on the platform base and an electronic scale placed in the guardrail.

[0022] Further, the power pump unit includes a DC motor and a peristaltic pump drivingly connected to the DC motor.

[0023] Further, the direct current motor is fixed to the top of the cabinet through a motor fixing base, a protective cover is arranged on the direct current motor, and a pad plate is arranged between the direct current motor and the peristaltic pump.

[0024] Further, the platform scale instrument is installed in the cabinet through a push-pull mechanism.

[0025] Further, the push-pull mechanism comprises opposite line rails installed on opposite sides of the cabinet, and an instrument mounting plate slidably connected to and supported by the two line rails, and the platform scale instrument is mounted on the instrument mounting plate.

[0026] Further, the electrical control unit is a PLC controller.

[0027] Compared with the prior art, the utility model has the beneficial effects that:

[0028] 1. The micro filling workstation is easy to operate: a capacitive touch screen is used as an operating medium, and multi-point touch is supported, which is more convenient and intuitive than traditional operation methods. The operator can easily complete various operations and parameter settings through the touch screen, greatly improving the operation efficiency and reducing the risk of misoperation caused by complex operation.

[0029] 2. The micro filling workstation is accurately weighed: a high-precision electronic platform scale cooperates with a weighing system to realize accurate weighing. The weighing data is transmitted to the PLC controller in real time for data logic operation, which can accurately control the filling amount and ensure the stability of product quality, and reduce the product unqualified rate caused by inaccurate filling amount.

[0030] 3. The micro filling workstation is automatically lifted: a stepping motor actuator cooperates with a filling needle to realize automatic lifting, and the starting and ending positions of filling can be accurately controlled by setting the stroke position, which improves the automation degree and accuracy of the filling process, reduces manual intervention, and improves production efficiency.

[0031] 4. The micro filling workstation reduces the risk of misoperation: the formula parameter program is embedded, and the operator only needs to select the corresponding formula, and the equipment can work according to the preset parameters, reducing the risk of manual parameter modification and misoperation, and ensuring the consistency and stability of the production process.

[0032] 5. The micro filling workstation reduces cross-contamination: a peristaltic pump body actuator is used, and its working principle is to transport liquid by rolling wheel extrusion of rubber hose, avoiding the cleaning difficulty and cross-contamination problem caused by complex pipeline in traditional filling machine. The rubber hose can be replaced or cleaned after each use, effectively reducing the risk of cross-contamination and improving the safety of product quality.

[0033] 6.The micro filling workstation has stable operation: the PLC is used as the controller, has powerful control function and stability, can accurately control each part of the equipment, ensures the stability and reliability of the equipment in the running process, reduces the occurrence of equipment failure, improves the production efficiency, and reduces the maintenance cost. BRIEF DESCRIPTION OF DRAWINGS

[0034] Fig. 1 It is a perspective view of the micro filling workstation of the utility model.

[0035] Fig. 2 It is an exploded view of the micro filling workstation of the utility model.

[0036] In the drawings, the marks are: peristaltic pump 1, backing plate 2, motor fixing seat 3, protective cover 4, DC motor 5, control box 6, cover plate 7, pipe clamp 8, silica gel tube 9, electrical control unit 10, rear cabinet door 11, stepping motor module 13, container 14, guardrail 15, electronic scale table 16, foot cup 17, universal wheel 18, platform base 19, wire rail 20, cylindrical lock 21, front cabinet door 22, instrument mounting plate 23, platform scale instrument 24, start button 25, emergency stop button 26, touch control terminal 27, cabinet body 101, power pump unit 102. DETAILED DESCRIPTION

[0037] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model, so that the advantages and characteristics of the utility model can be more easily understood by those skilled in the art, and the protection scope of the utility model can be more clearly and definitely defined. Obviously, the described embodiments of the utility model are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0038] In addition, the technical features involved in different embodiments of the utility model described below can be combined with each other as long as there is no conflict between them.

[0039] Embodiment 1: the specific structure of the utility model is as follows:

[0040] Please refer to the attached Figs. 1-2The utility model discloses a kind of miniature filling workstations, including platform base 19, the lower end of the platform base 19 is equipped with movable structure and positioning structure, movable structure is installed universal wheel 18 in the bottom end four corners of platform base 19, positioning structure is installed foot cup 17 in the bottom end four corners of platform base 19, when platform base 19 is moved to a position by universal wheel 18, foot cup 17 is elevated, make universal wheel 18 hang in air, reach the purpose of positioning.

[0041] The miniature filling workstation further includes a cabinet body 101, a lifting mechanism externally provided on the side of the cabinet body 101, a weighing device provided on the platform base 19 and located adjacent to the cabinet body 101, a power pump unit 102 provided on the top of the cabinet body 101, a platform scale instrument 24 provided in the interior of the cabinet body 101 and used for displaying the weighing data of the weighing device and calibrating the weighing device, an electrical control unit 10 and a touch control terminal assembly.

[0042] Specifically,

[0043] The cabinet body 101 includes a main cabinet, a front cabinet door 22 installed on the front opening of the main cabinet, and a rear cabinet door 11 installed on the rear opening of the main cabinet. The front cabinet door 22 is provided with a cylindrical lock 21 to open and close the front cabinet door 22. The cylindrical lock 21 is used for cooperation between the door panel and the platform base to avoid easy opening operation.

[0044] The lifting mechanism is drivenly connected with the horizontal and vertical guide shafts. The lifting mechanism is a stepper motor module 13. The stepper motor module 13 includes a Z-axis rail frame fixedly provided on the outside of the cabinet body 101, a stepper motor installed on the upper end of the Z-axis rail frame, a screw rod rotatably installed on the rail frame and drivenly connected with the stepper motor, and a Z-axis movable part screwed with the screw rod. The Z-axis movable part is slidably connected with the rail of the Z-axis rail frame. The stepper motor drives the screw rod to rotate, and the screw rod drives the Z-axis movable part to ascend and descend, thereby driving the horizontal and vertical guide shafts to ascend and descend. The stepper motor module 13 is provided with a limit switch, i.e., the Z-axis rail frame is provided with a sensor for sensing the stroke of the Z-axis movable part. The safety movement range of the Z-axis movable part is ensured.

[0045] The weighing device is opposite to the horizontal and vertical guide shafts. The weighing device includes a guardrail 15 installed on the platform base 19 and an electronic scale platform 16 arranged in the guardrail 15. A container 14 is arranged on the electronic scale platform 16 for receiving filling materials. The discharge port of the horizontal and vertical guide shafts is opposite to the mouth of the container 14.

[0046] The power pump unit 102 is connected with the horizontal and vertical guide shafts through pipelines; the power pump unit 102 comprises a direct current motor 5 and a peristaltic pump 1 which is drivingly connected with the direct current motor 5; the direct current motor 5 is fixed to the top of the cabinet body 101 through a motor fixing base 3, the direct current motor 5 is covered with a protective cover 4, and a backing plate 2 is arranged between the direct current motor 5 and the peristaltic pump 1, and the protective cover 4 and the motor fixing base 3 combine to form a box body; the output end of the peristaltic pump 1 extends to a container 14 through a horizontal and vertical guide shaft and a silica gel tube 9, and the silica gel tube 9 is fixed in position through a tube clamp 8 to avoid shaking.

[0047] The platform scale instrument 24 is installed in the cabinet body 101 through a push-pull mechanism; the push-pull mechanism comprises opposite line rails 20 which are installed on opposite sides of the cabinet body 101, an instrument mounting plate 23 which is slidably connected with and supported by the two line rails 20, and the platform scale instrument 24 which is installed on the instrument mounting plate 23.

[0048] The electrical control unit 10 is installed in the cabinet body 101 and is connected with the lifting mechanism, the horizontal and vertical guide shafts, the weighing device, the platform scale instrument 24 and the power pump unit 102 through electrical lines.

[0049] The touch control terminal assembly is fixedly installed on the top of the cabinet body 101 and is connected with the electrical control unit 10 through lines, and the electrical control unit 10 is a PLC controller; the touch control terminal assembly comprises a control box 6 and a touch control terminal 27 which is installed in the control box 6, the touch control terminal 27 is provided with a start button 25 and an emergency stop button 26, and the back side of the control box 6 is covered with a cover plate 7; the touch control terminal 27 is a capacitive screen touch control terminal.

[0050] Embodiment 2:

[0051] The following is the specific installation process of the micro filling workstation of the utility model:

[0052] 1. The control box 6 is made of stainless steel 304 material and is formed by bending and welding, and comprises a capacitive screen touch control terminal, a cover plate 7, a start button 25 and an emergency stop button 26 which cooperate with each other; a window with the same size as the rear cover of the touch control terminal is opened on the front surface of the control box 6 through laser cutting, the touch control terminal 27 is fixed in a recessed manner through a buckle workpiece and a screw, after installation is completed, an M8 inner hexagonal bolt is used to fix a stand to a platform base; a power supply interface and a network interface are arranged at the lower end of the touch control terminal, the power supply interface is connected to the electrical control unit 10 through the platform base top surface by electrical connection, and a wiring terminal block is connected to the PLC controller through a network cable.

[0053] 2. The peristaltic pump body comprises a peristaltic pump 1, a backing plate 2, a motor fixing seat 3, a protective cover 4, a DC motor 5, and a shaft coupling. The motor fixing seat 3 is made of stainless steel 304 and is processed into an L-shaped plate through bending. The four bending edges are uniformly provided with M3 threaded holes for cooperation with the protective cover 4. A φ25mm through hole is arranged at the bottom right side of the motor fixing seat 3 for corresponding with the platform base 19 and for the lead-through of the DC motor 5. Four M4x12 screws are welded in the middle of the base for corresponding with the positioning holes of the DC motor 5. Threaded holes and motor shaft through holes are arranged in the left bending edge for cooperation with the mounting holes of the backing plate 2. The peristaltic pump 1 is fastened to the base through the inner hexagonal stud, the backing plate is fixed to the bending surface through the cross screw, the shaft of the peristaltic pump 1 passes through the backing plate 2, the shaft of the DC motor 5 is connected through the shaft coupling, the threaded holes on the motor fixing seat 3 are consistent with the mounting holes of the DC motor 5, the DC motor 5 is fixed to the motor fixing seat 3 through the M5 inner hexagon, the DC motor 5 is aligned with the M4 screws of the motor fixing seat 3, and the protective cover 4 is fastened to the motor fixing seat 3 through the M3 cross countersunk screws.

[0054] 3. The electrical control box comprises an electrical mounting plate, an air switch, a first switching power supply, a second switching power supply, a third switching power supply, a PLC controller, an intermediate relay, a single-phase socket, a motor driver, a wiring terminal block, a guide rail support, and a wire slot. Threaded holes for mounting the guide rail support are arranged on the electrical mounting plate, and the guide rail support is fastened to the electrical mounting plate through M3 cross screws. The air switch, the first switching power supply, the second switching power supply, the third switching power supply, the PLC controller, and the intermediate relay are fastened to the electrical mounting plate through the buckles. The wiring terminal block, the single-phase socket, and the motor driver are fastened to the lower part of the electrical mounting plate, and the motor driver is fastened through M3 cross screws and the threaded holes of the electrical mounting plate. The input end of the air switch is connected to the input ends of the first switching power supply, the second switching power supply, and the third switching power supply, the output end of the first switching power supply is connected to the motor driver, the output end of the second switching power supply is connected to the wiring terminal, and the output end of the third switching power supply is connected to the wiring terminal. The network port of the PLC controller is connected to the touch control terminal through a network cable, the power supply end is connected to the wiring terminal, and the signal output end is connected to the control end of the intermediate relay. The output end of the intermediate relay is connected to the wiring terminal. The single-phase socket is connected to the output end of the air switch, and the single-phase socket is connected to the power supply end of the scale dial. The signal end of the motor driver is connected to the communication end of the PLC controller, the power supply end is connected to the output end of the first switching power supply, and the output end of the motor driver is connected to the DC motor.

[0055] 4. The right side of the platform base 19, provided with step motor module 13, guardrail 15, electronic scale 16, container 14, cross clamp, horizontal and vertical guide shaft, guardrail 15 is bent and welded by stainless steel 304 plate to the four sides of the electronic scale, and a 40*30mm through hole is opened in the middle part of the left side of the guardrail 15, and the upper part of the through hole is rounded to serve as a pressure sensor wire hole. The electronic scale 16 is composed of a weighing platform and a pressure sensor. The weighing platform is used to place the weight, and the pressure sensor automatically receives the weight information of the weight and is electrically connected to the scale dial and synchronously weighs the data in real time. The container 14 is used as a storage container for weighing liquid and is horizontally placed on the platform of the electronic scale 16. The opening of the container 14 is perpendicular to the horizontal guide shaft. The step motor module 13 is composed of a step motor and a screw slide, which is electrically connected to the electrical control box driver. The travel position can be set to start filling at the starting position and stop filling at the end position. The guide shaft support is fastened and installed to the step motor module with an internal hexagonal bolt, and is installed with the guide shaft, cross clamp and horizontal guide shaft to realize horizontal and vertical position adjustment.

[0056] 5. The platform base 19 includes a base, a skeleton, a universal wheel 18, front and rear cabinet doors, and a foot cup 17. The base is made of 1030*497mm stainless steel with a thickness of 1.5mm, which is welded and processed. A foot cup mounting hole and a universal wheel mounting hole are opened on the outer edge, and a fastening bolt is installed and fixed. The skeleton is made of 30*30*1.5mm stainless steel square tube, which is welded and processed. First, a "mouth" frame is welded, and then a 30*30*1.5mm stainless steel square tube is welded longitudinally in the frame as a reinforcing beam. At the first and last ends of the second and fourth cross beams at the bottom of the base skeleton, three longitudinal 30*30*1.5mm stainless steel square tubes with a height of 437mm are welded at the top of the skeleton, and four cross beam square tubes are welded between the square tubes to provide sufficient bearing capacity on the top surface of the platform base. Between the left front and rear vertical column square tubes of the base skeleton, a front and rear cover plate is installed, and between the remaining skeleton cross beams and bearing beams, a 1.5mm thick stainless steel plate is welded as a platform shell. Four M3 through holes are opened on the left side of the platform shell for rivet installation of product nameplates, and corresponding threaded holes are opened on the right side of the platform shell for step motor module installation. The front and rear cabinet doors are made of 1.5mm thick stainless steel plate, which is bent and processed. A 20mm diameter through hole is symmetrically opened on the right side of the bent surface to install a cylindrical lock, and 8mm thick rubber pads are pasted around the bent surface to ensure the tightness of the front and rear cover plates and the base.

[0057] In summary, the utility model discloses micro filling workstation easy operation: adopt capacitance touch screen as the operating medium, support multi-point touch, compared with traditional operation mode is more convenient, intuitive. Operating personnel can easily complete various operations and parameter setting through touch screen, greatly improve the operation efficiency, also reduce the risk of misoperation due to complex operation.

[0058] The utility model discloses micro filling workstation precision weighing: high-precision electronic platform scale is coordinated with the weighing system, can realize precision weighing. Real -time feedback weighing data to PLC controller carries out data logic operation, can accurately control the filling amount, ensures the stability of product quality, reduces the product unqualified rate due to the inaccurate filling amount.

[0059] The utility model discloses micro filling workstation automatic lifting: stepper motor executing part is coordinated with filling needle head and realizes automatic lifting, can accurately control the start and end position of filling through the setting stroke position, improves the automation degree and accuracy of filling process, reduces manual intervention, improves production efficiency.

[0060] The utility model discloses micro filling workstation reduces the risk of misoperation: embeds formula parameter program, and operating personnel only needs to select corresponding formula, and the equipment can work according to the preset parameter, reduces the risk of artificial modification parameter and misoperation, guarantees the consistency and stability of production process.

[0061] The utility model discloses micro filling workstation reduces cross-contamination: adopts peristaltic pump body executing part, and its working principle is to transport liquid through the extrusion of rubber hose by roller, avoids the cleaning difficulty and cross-contamination problem of complex pipeline in traditional filling machine. Rubber hose can be replaced or cleaned after each use, effectively reduces the risk of cross-contamination, improves the safety of product quality.

[0062] The utility model discloses micro filling workstation stable operation: with PLC as the controller, has powerful control function and stability. Can carry out accurate control to each part of the equipment, ensures that the equipment is stable and reliable in the operation process, reduces the equipment failure, improves production efficiency, and reduces maintenance cost.

[0063] The above-mentioned is only the preferred implementation mode of the utility model, and does not limit the patent range of the utility model, and the equivalent structure or equivalent flow conversion of the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields, all are included in the patent protection range of the utility model.

Claims

1. A miniature filling workstation, comprising a platform base (19), characterized in that, Also includes: A cabinet (101) is provided on the platform base (19); A lifting mechanism externally mounted on the side of the cabinet (101) drives and connects to the horizontal and vertical guide shafts; A weighing device is provided on the platform base (19) and adjacent to the cabinet (101), with the weighing device directly above the horizontal and vertical guide axes; A power pump unit (102) is installed on the top of the cabinet (101), and the power pump unit (102) is connected to the horizontal and vertical guide shafts through pipelines; An instrument (24) located inside the cabinet (101) for displaying the weighing data of the weighing device and calibrating the weighing device; An electrical control unit is installed inside the cabinet (101) and is connected to the lifting mechanism, the horizontal and vertical guide shafts, the weighing device, the platform scale (24) and the power pump unit (102) respectively through electrical lines; A touch control terminal assembly is fixed on the top of the cabinet (101), and the touch control terminal assembly is connected to the electrical control unit via a line.

2. The miniature filling workstation according to claim 1, characterized in that, The lower end of the platform base (19) is provided with a movable structure and a positioning structure.

3. The miniature filling workstation according to claim 1, characterized in that, The lifting mechanism is a stepper motor module (13), which includes a Z-axis track frame fixed to the outside of the cabinet (101), a stepper motor mounted on the upper end of the Z-axis track frame, a lead screw rotatably mounted on the track frame and driven by the stepper motor, and a Z-axis movable part screwed to the lead screw. The Z-axis movable part slides on the track of the Z-axis track frame.

4. A miniature filling workstation according to claim 3, characterized in that, The Z-axis track is equipped with sensors for sensing the travel of the Z-axis moving part.

5. A miniature filling workstation according to claim 1, characterized in that, The weighing device includes a guardrail (15) installed on the platform base (19) and an electronic scale platform (16) placed inside the guardrail (15).

6. A miniature filling workstation according to claim 1, characterized in that, The power pump unit (102) includes a DC motor (5) and a peristaltic pump (1) driven and connected to the DC motor.

7. A miniature filling workstation according to claim 6, characterized in that, The DC motor (5) is fixed to the top of the cabinet (101) by the motor mounting base (3). The DC motor (5) is covered by a protective cover (4), and a pad (2) is provided between the DC motor (5) and the peristaltic pump (1). The protective cover (4) and the motor mounting base (3) are combined to form a box.

8. A miniature filling workstation according to claim 1, characterized in that, The platform scale (24) is installed inside the cabinet (101) via a push-pull mechanism.

9. A miniature filling workstation according to claim 8, characterized in that, The push-pull mechanism includes linear rails (20) installed on opposite sides of the cabinet (101), and an instrument mounting plate (23) slidably connected to and supported by the linear rails (20) on both sides, with the scale instrument (24) mounted on the instrument mounting plate (23).

10. A miniature filling workstation according to claim 1, characterized in that, The electrical control unit is a PLC controller.

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