A decanter testing device

CN224691840UActive Publication Date: 2026-08-28DONGGUAN LINS ELECTRONIC PRODUCTS CO LTD
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Patent Information

Application Number
CN202522039753.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-22
Publication Date
2026-08-28
Estimated Expiration
2035-09-22

AI Technical Summary

Technical Problem

[0005]针对现有技术的不足,本实用新型的目的在于提供一种出酒控制器专用测试装置,解决现有测试中姿态模拟不精准、无法循环测试、出液量检测效率低的问题

Benefits of technology

(1)通过设置驱动组件和夹持组件构成的姿态模拟机构,夹持组件固定液体容器(液体容器出液口装待测出酒控制器),驱动组件可在控制器控制下带动夹持组件旋转,替代现有手动倒置、倾斜酒瓶的操作,避免人工操作导致的姿态角度偏差(如无法精准控制180°标准倒置、45°倾斜等出酒控制器实际工作姿态),确保每次测试的姿态条件一致,为出酒控制器姿态响应性能(如重力感应触发及时性)的精准检测提供稳定基础,贴合引用文件中出酒控制器依赖姿态触发的核心工作特性,精准模拟出酒控制器工作姿态,解决手动测试姿态误差问题,能够自动且精准的检测出液体输出量,解决了以往出液量检测效率低的问题。

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Abstract

The utility model discloses a kind of liquor dispenser testing devices, it is related to liquor dispenser performance detection equipment technical field, to solve the posture simulation precision low of existing manual test for liquor controller, liquid supplement is complicated, cannot realize long-term circulation test and the problem of low liquid discharge detection efficiency.It comprises the casing with built-in controller, casing is equipped with posture simulation mechanism, weighing machine is located in the clamping assembly directly below in the side of casing, liquid pumping pump is equipped in casing;Controller is electrically connected with weighing machine, liquid pumping pump, drive assembly respectively.The utility model can simulate the working posture of liquor controller accurately, automatically and accurately detect liquid output and realize liquid circulation automatic liquid supplement, support long-term circulation test, improve test precision and efficiency, adapt to the performance test demand of liquor controller.
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Description

Technical Field

[0001] This utility model relates to the technical field of wine dispensing device performance testing equipment, and specifically to a wine dispensing device testing apparatus. Background Technology

[0002] As a core component for dispensing alcohol in bars, restaurants, and other similar settings, the alcohol content dispensed by the dispensing controller directly impacts the user experience and operational efficiency. Therefore, comprehensive testing of these key performance parameters is required before the product leaves the factory.

[0003] Existing wine dispensing controller tests mostly employ manual operation, which suffers from low accuracy in posture simulation. They primarily rely on manual inversion and tilting of the bottle, making precise control of posture angles impossible (e.g., 180° standard inversion, 45° tilt test). Furthermore, the posture switching speed cannot be quantified, making it difficult to verify the response stability of the gravity sensing device. Additionally, cyclic testing is not feasible, as the number of manual repetitions is limited (e.g., only 10-20 cycles per test), making it difficult to simulate the performance degradation of the wine dispensing controller under long-term use. This results in unreliable test results and low efficiency in liquid volume detection.

[0004] In view of the automation and intelligence characteristics of wine dispensing controllers, there is an urgent need for a dedicated testing device that can accurately simulate working posture and realize automatic cyclic testing in order to solve the shortcomings of existing manual testing. Summary of the Invention

[0005] In view of the shortcomings of the existing technology, the purpose of this utility model is to provide a special testing device for wine dispensing controller, which solves the problems of inaccurate posture simulation, inability to perform cyclic testing, and low efficiency of dispensing volume detection in the existing testing.

[0006] This application provides a wine dispensing device testing apparatus, including a housing with a built-in controller. The housing is equipped with an attitude simulation mechanism, which includes a liquid container, a clamping component located on the side of the housing for holding the liquid container, and a drive component located inside the housing for driving the clamping component to rotate. The liquid outlet of the liquid container is fixedly installed with the wine dispensing controller to be tested. A weighing device is located on the side of the housing, directly below the clamping component. The weighing platform of the weighing device holds a storage box for receiving the liquid poured out by the wine dispensing controller to be tested. A liquid pump is also provided inside the housing. The inlet of the liquid pump is connected to the inside of the storage box through a return pipe, and the outlet of the liquid pump is connected to the inlet of the liquid container through a replenishment pipe. The controller is electrically connected to the weighing device, the liquid pump, and the drive component.

[0007] The drive assembly includes a servo motor and a reducer. The output end of the servo motor is connected to the input end of the reducer, and the output end of the reducer is fixedly connected to the clamping assembly via a rotating shaft.

[0008] The weighing device is a high-precision electronic scale.

[0009] A liquid level sensor is fixedly installed on the outer wall of the liquid container. The signal output terminal of the liquid level sensor is electrically connected to the signal input terminal of the controller. When the liquid level sensor detects that the liquid level in the liquid container is lower than the preset lower limit, the controller can control the pump to start and replenish the liquid in the liquid container until the liquid level reaches the preset upper limit and then control the pump to stop.

[0010] The clamping assembly includes a first clamping plate and a second clamping plate disposed opposite to the first clamping plate. The right end of the first clamping plate extends vertically to form a hinge portion facing the second clamping plate. The middle position of the hinge portion is fixedly connected to the drive assembly. The end of the hinge portion facing the second clamping plate is hinged to the second clamping plate through a hinge member. The left end of the first clamping plate has a mounting hole, and the left end of the second clamping plate has a threaded hole. A locking screw passes through the mounting hole and is threadedly connected to the threaded hole.

[0011] The controller integrates a timing module that can record the response time of the drive component in switching the clamping component from the initial upright posture to the target test posture.

[0012] The controller integrates a counting module, which can preset the number of test cycles and record the cumulative number of test cycles in real time. When the cumulative number of test cycles reaches the preset number, the controller can control the drive components and the liquid pump to stop working and complete the test process.

[0013] It also includes an alarm module, which is electrically connected to the controller.

[0014] An elastic buffer is provided between the clamping assembly and the liquid container.

[0015] A touch screen is fixedly installed on the outer side of the casing, and the touch screen is electrically connected to the controller.

[0016] Compared with the prior art, the embodiments of this utility model have the following beneficial effects: (1) By setting up a posture simulation mechanism consisting of a drive component and a clamping component, the clamping component fixes the liquid container (the liquid container outlet is equipped with the wine dispensing controller to be tested), and the drive component can drive the clamping component to rotate under the control of the controller, replacing the existing manual inversion and tilting of the wine bottle, avoiding the posture angle deviation caused by manual operation (such as the inability to accurately control the actual working posture of the wine dispensing controller, such as 180° standard inversion, 45° tilt, etc.), ensuring that the posture conditions of each test are consistent, providing a stable foundation for the accurate detection of the posture response performance of the wine dispensing controller (such as the timeliness of gravity sensing triggering), conforming to the core working characteristics of the wine dispensing controller relying on posture triggering in the referenced document, accurately simulating the working posture of the wine dispensing controller, solving the problem of manual test posture error, and being able to automatically and accurately detect the liquid output volume, solving the problem of low efficiency in the previous liquid output volume detection.

[0017] (2) A weighing device is set directly below the clamping component. The weighing platform holds the liquid storage box to receive the liquid poured out by the dispensing controller. The controller and the weighing device are electrically connected to automatically collect the liquid weight gain data in the storage box (i.e., the weight of a single dispensing). This replaces the existing method of manually weighing with a measuring cup and manually recording data. It not only avoids the deviation in alcohol content detection caused by manual reading errors and measuring cup scale errors, but also transmits data to the controller in real time, greatly improving the efficiency and reliability of alcohol content detection. This meets the testing requirements of the dispensing controller in the reference document to ensure the alcohol content is guaranteed to ensure the stability of the beverage ratio. It automatically detects the alcohol content and improves the accuracy and efficiency of the test data.

[0018] (3) A liquid circulation path consisting of a storage box, a pump, and a replenishment pipe is constructed using a pump, a return pipe, and a replenishment pipe. The pump can draw liquid from the storage box and replenish the liquid container under the control of the controller, solving the problem that manual testing requires manual shutdown and replenishment when the liquid container is low, and cannot achieve multiple continuous tests. This structure does not require additional manual intervention for liquid replenishment and can support long-term cyclic testing of the dispensing controller (such as simulating hundreds to thousands of usage scenarios). It can effectively verify the performance degradation of the dispensing controller after long-term use, making up for the shortcomings of existing manual testing, which can only complete 10-20 cycles and cannot reflect long-term stability. It fits the actual application scenario of the dispensing controller in bars, restaurants, and other scenarios where it needs to be used frequently, realizing liquid recycling and automatic replenishment, and supporting long-term cyclic testing.

[0019] (4) With the built-in controller as the core, it is electrically connected to the drive component, weigher and liquid pump respectively to realize the full-process automated collaborative control of "attitude simulation → wine dispensing → weight detection → liquid replenishment". There is no need for manual step-by-step operation (such as manual attitude adjustment, manual data recording and manual liquid replenishment). It not only reduces the test deviation caused by manual operation, but also avoids test interruption caused by manual duty (such as continuous testing when no one is on duty at night). It greatly improves the stability and continuity of the test process, and provides an efficient and reliable test solution for the batch factory testing or R&D stage performance debugging of the wine dispensing controller in the referenced document. It integrates automated control, reduces manual dependence and improves the overall reliability of the test. Attached Figure Description

[0020] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0021] Figure 1 This is a schematic diagram of the testing device in this utility model; Figure 2 This is an exploded view of the testing device in this utility model after concealing the weighing device, liquid storage box, return water pipe, and replenishment pipe; Figure 3 This is a schematic diagram of the clamping component in this utility model. Detailed Implementation

[0022] To enable those skilled in the art to better understand the present invention, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0023] The terms "first," "second," etc., in the specification, claims, and accompanying drawings of this utility model are used to distinguish different objects, not to describe a specific order. Furthermore, the terms "comprising" and "having," and any variations thereof, are intended to cover non-exclusive inclusion. For example, a process, method, apparatus, product, or server that includes a series of steps or units is not limited to the listed steps or units, but may optionally include steps or units not listed, or may optionally include other steps or units inherent to these processes, methods, products, or servers.

[0024] In this document, the term "embodiment" means that a particular feature, structure, or characteristic described in connection with an embodiment may be included in at least one embodiment of the present invention. The appearance of this phrase in various places throughout the specification does not necessarily refer to the same embodiment, nor is it a separate or alternative embodiment mutually exclusive with other embodiments. It will be explicitly and implicitly understood by those skilled in the art that the embodiments described herein can be combined with other embodiments.

[0025] This utility model discloses a specific embodiment of a wine dispenser testing device. Please see [link to relevant documentation]. Figures 1 to 3 As shown, the wine dispenser testing device disclosed in this embodiment includes a housing 1 with a built-in controller 11. Specifically, the housing 1 is made of aluminum alloy and has an overall rectangular structure, which provides sufficient structural strength to support the installation of each component while reducing the overall weight of the device, making it easy to move in laboratory or production line settings. An installation cavity is reserved inside the housing 1, and the controller 11 is fixedly installed inside the cavity. The controller 11 uses an STM32 series microcontroller as the control core of the entire device, responsible for receiving signals from various sensors and sending control commands to the execution components. In addition, a touch screen 12 is fixedly installed on the outer side of the housing 1, and the touch screen 12 is electrically connected to the controller 11.

[0026] As an improvement, an attitude simulation mechanism is installed on the side outer wall of the housing 1. The attitude simulation mechanism includes a liquid container 21, a clamping component 2, and a driving component. The liquid container 21 is made of transparent or light-colored food-grade PET material, which makes it easy to observe the changes in the internal liquid level. The liquid outlet is fixedly installed with the wine dispensing controller 11 to be tested by snap-fit, which ensures that there is no leakage between the wine dispensing controller 11 and the liquid container 21, and avoids liquid leakage during the test from affecting the test data.

[0027] The clamping assembly 2 is used to stably clamp the liquid container 21. Its specific structure includes a first clamping plate 31 and a second clamping plate 32 opposite to the first clamping plate 31. Both clamping plates are made of ABS engineering plastic, possessing both hardness and toughness. A hinge portion 33 extends vertically from the right end of the first clamping plate 31 towards the second clamping plate 32. The middle position of this hinge portion 33 is fixedly connected to the drive assembly. The end of the hinge portion 33 facing the second clamping plate 32 is hinged to the second clamping plate 32 via a hinge (such as a hinge or pin), allowing the second clamping plate 21 to be clamped securely. The clamping plate 32 can rotate relative to the first clamping plate 31 around the hinge. A circular mounting hole is provided at the left end of the first clamping plate 31, and a threaded hole is provided at the corresponding left end of the second clamping plate 32. A locking screw 34 passes through the mounting hole and is threadedly connected to the threaded hole. The operator can adjust the distance between the first clamping plate 31 and the second clamping plate 32 by simply tightening the locking screw 34, thus adapting to different specifications of liquid containers 21 with diameters ranging from 20mm to 50mm, meeting the testing requirements of different sized wine dispensing controllers 11. Simultaneously, an elastic buffer 35 is provided between the clamping assembly 2 and the liquid container 21. This elastic buffer 35 is a 2mm thick silicone pad, which is attached to the side of the first clamping plate 31 and the second clamping plate 32 facing the liquid container 21. This not only prevents the clamping plates from directly contacting the outer wall of the liquid container 21 during clamping, thus avoiding scratch damage, but also enhances clamping stability through the friction of the silicone, preventing the liquid container 21 from loosening or shifting during rotation, further ensuring the accuracy of the testing posture.

[0028] The drive assembly is located inside the housing 1 and includes a servo motor 36 and a reducer 37. The servo motor 36 is an MG996R model, and the reducer 37 is a planetary gear reducer. The output end of the servo motor 36 is connected to the input end of the reducer 37 via a coupling. The output end of the reducer 37 is fixedly connected to the hinge part 33 of the clamping assembly 2 via a metal shaft 22. The controller 11 is electrically connected to the servo motor 36 via wires and can control the servo motor 36 to drive the clamping assembly 2 to rotate within the range of 0° (the upright posture of the liquid container 21, corresponding to the non-working state of the dispensing controller 11) to 180° (the inverted posture of the liquid container 21, corresponding to the working state of the dispensing controller 11). The rotation angle accuracy is ≤0.5°. Compared with the existing manual inversion and tilting of the wine bottle, this completely avoids the posture angle deviation caused by manual operation, ensuring that the posture conditions of each test are highly consistent. This provides an accurate posture simulation basis for the response stability test of the gravity sensing device of the dispensing controller 11 and effectively verifies the triggering performance of the dispensing controller 11 under different actual working postures.

[0029] A weighing device 4 is placed on the side of the housing 1 and directly below the clamping assembly 2. This weighing device 4 is a high-precision electronic scale with a weighing range of 0-1000g and a weighing accuracy of ≥0.01g, capable of accurately capturing minute weight increases in the liquid within the storage box 41. The storage box 41, made of stainless steel, is placed on the weighing platform of the weighing device 4, with its opening facing upwards and directly opposite the outlet of the liquid container 21 and the outlet of the wine dispensing controller 11, ensuring that the liquid poured out by the wine dispensing controller 11 falls completely into the storage box 41. To prevent liquid spillage from affecting weight detection, the weighing device 4 is electrically connected to the controller 11 via a 485 serial port. It can transmit the real-time weight gain data of the liquid in the storage box 41 to the controller 11. The controller 11 can directly obtain the weight of a single dispensing of alcohol from the dispensing controller 11 based on this data, eliminating the need for manual weighing or recording with a measuring cup. This avoids the problems of measuring cup scale errors and manual recording errors, and greatly improves the efficiency and data reliability of alcohol content detection, ensuring that the alcohol content of the dispensing controller 11 meets the requirements for stable beverage ratios.

[0030] A liquid pump is also fixedly installed inside the housing 1. The liquid pump is a miniature diaphragm pump, which is characterized by its small size, stable flow rate, and strong corrosion resistance. The water inlet of the liquid pump is connected to the inside of the liquid storage box 41 through a return water pipe 42. The water inlet of the return water pipe 42 extends to the bottom of the liquid storage box 41 to ensure that most of the liquid in the liquid storage box 41 can be drawn. The water outlet of the liquid pump is connected to the liquid inlet of the liquid container 21 through a replenishment pipe 43. The replenishment pipe 43 is also equipped with a one-way valve to prevent the liquid in the liquid container 21 from flowing back to the liquid pump. At the same time, a liquid level sensor is fixedly installed in the middle of the outer wall of the liquid container 21. This liquid level sensor is a capacitive liquid level sensor. Its signal output terminal is electrically connected to the signal input terminal of the controller 11, which can detect the liquid level height in the liquid container 21 in real time. When the liquid level sensor detects that the liquid level in the liquid container 21 is lower than the preset lower limit (this lower limit is set to be no less than 10% of the total capacity of the liquid container 21 to avoid insufficient liquid causing the dispensing controller 11 to fail to dispense alcohol normally), it will transmit a liquid shortage signal to the controller 11. The controller 11 will then control the pump to start, drawing liquid from the storage box 41 and delivering it to the liquid container 21 through the replenishment pipe 43. When the liquid level sensor detects that the liquid level in the liquid container 21 reaches the preset upper limit (this upper limit is set to be no more than 90% of the total capacity of the liquid container 21 to prevent excessive liquid from overflowing during rotation), the controller 11 will control the pump to stop working. The entire process does not require manual intervention for replenishment, realizing the recycling of liquid. This effectively solves the problem of having to stop the machine to replenish liquid when the liquid container 21 is low in existing manual tests. It supports long-term continuous testing of the dispensing controller 11 and provides conditions for simulating high-frequency use of the dispensing controller 11 in scenarios such as bars and restaurants. It can effectively verify the performance degradation after long-term use.

[0031] The controller 11 also integrates a timing module and a counting module. The timing module can record the response time of the drive component driving the clamping component 2 to switch from the initial upright posture (0°) to the target test posture (such as 45° tilt, 90° horizontal or 180° inverted postures that may occur in the actual operation of the wine dispensing controller 11), and the time recording accuracy is ≤0.1s. The trigger time of the gravity sensing device of the wine dispensing controller 11 can be directly judged by the response time, avoiding errors caused by manual timing. The counting module allows the operator to preset the number of test cycles through the external touch screen (the number of cycles is adjustable from 10 to 5000 times, which can be selected according to the test requirements, such as 1000 times for factory testing and 5000 times for R&D debugging), and records the cumulative number of test cycles in real time. When the cumulative number of test cycles reaches the preset number, the controller 11 will automatically control the drive component to stop rotating and the liquid pump to stop working, thereby completing the entire test process without manual counting, further improving the automation of the test.

[0032] The wine dispenser testing device also includes an alarm module, which is an audible and visual alarm fixedly installed on the top of the housing 1 for easy observation and hearing by the operator. The alarm module is electrically connected to the controller 11. When an abnormal situation occurs during the test, such as the weighing device not feeding back weight data within 45 seconds (possibly due to the liquid storage box 41 not being placed in place or the weighing device 4 malfunctioning), the liquid level in the liquid container 21 remaining below the preset lower limit for 30 seconds (possibly due to a malfunction in the liquid pump or no liquid in the liquid storage box 41), or the operating current of the drive component being greater than 1A (indicated by the servo motor 36 being stuck or the clamping component 2 being loose, resulting in excessive load), the controller 11 will immediately control the alarm module to emit a red light and an 80dB buzzer alarm, promptly reminding the operator to check for faults, avoiding the fault from escalating and causing test interruption or equipment damage, and ensuring the stability and safety of the test process.

[0033] The operation of this wine dispensing test device is as follows: First, the operator fixes the wine dispensing controller 11 to be tested at the outlet of the liquid container 21, ensuring a good seal; then, the liquid container 21 is placed between the first clamping plate 31 and the second clamping plate 32 of the clamping assembly 2, and the clamping plate spacing is adjusted by turning the locking screw 34 until the silicone pad is tightly attached to the outer wall of the liquid container 21, thus completing the fixation of the liquid container 21; next, sufficient test liquid (such as an alcohol solution or water simulating wine) is added to the storage box 41, and the liquid in the storage box 41 is partially transferred to the liquid container 21 by the pump until the liquid level in the liquid container 21 reaches the specified level. Once the preset upper limit is reached, test parameters are input to the controller 11 via the external touch screen, including the target test posture (e.g., 180° inverted), the number of test cycles (e.g., 1000 times), and the interval between single tests (e.g., 10 seconds). After the parameters are set, the test program is started. The controller 11 first controls the weighing device 4 to perform a zeroing operation to avoid the initial weight affecting the test data. Then, the controller 11 sends a posture switching command to the drive component. The servo motor 36, with the cooperation of the reducer 37, drives the clamping component 2 and the liquid container 21 to rotate from the 0° upright posture to the target test posture. The timing module synchronously records the posture switching response time. After the dispensing controller 11 triggers the dispensing action due to a change in posture, the poured liquid falls into the storage box 41 below. The weighing device 4 transmits the weight gain data of the storage box 41 to the controller 11 in real time. The controller 11 calculates the weight of the dispensing in a single transaction, completing one alcohol content test. Afterward, the controller 11 controls the drive component to rotate the clamping component 2 and the liquid container 21 back to a 0° upright position. After waiting for the preset single test interval, the above posture switching and dispensing detection process is repeated. During the entire cycle test, the liquid level sensor monitors the liquid level in the liquid container 21 in real time, and the controller 11 controls the pump to automatically replenish the liquid according to the liquid level. The counting module updates the cumulative number of test cycles in real time. If an abnormal situation occurs during the test, the alarm module will issue an alarm in time. After troubleshooting, the operator can choose to continue the test. When the cumulative number of test cycles reaches the preset number, the controller 11 controls all execution components to stop working and automatically saves all data of this test (including the attitude response time, wine weight, number of cycles, etc. for each time). The operator can export the data through the touch screen for subsequent analysis. The entire test process is fully automated, which greatly reduces the reliance on manual labor, improves the test accuracy and efficiency, and provides a reliable guarantee for the performance verification of the wine dispensing controller 11.

[0034] This embodiment of a wine dispenser testing device can accurately simulate the working posture of a wine dispenser controller, automatically and accurately detect the liquid output volume and realize automatic liquid circulation and replenishment, support long-term cycle testing, improve testing accuracy and efficiency, and adapt to the performance testing requirements of wine dispenser controllers.

[0035] Finally, it should be noted that the wine dispenser testing device disclosed in this utility model embodiment is only a preferred embodiment of this utility model and is only used to illustrate the technical solution of this utility model, not to limit it. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the various embodiments of this utility model.

Claims

1. A wine dispensing device testing apparatus, characterized in that, The device includes a housing with a built-in controller. The housing is equipped with an attitude simulation mechanism, which includes a liquid container, a clamping assembly located on the side of the housing for holding the liquid container, and a drive assembly located inside the housing for driving the clamping assembly to rotate. The liquid outlet of the liquid container is fixedly equipped with a wine dispensing controller to be tested. A weighing device is provided on the side of the housing, located directly below the clamping assembly. The weighing platform of the weighing device is equipped with a liquid storage box for receiving the liquid poured out by the wine controller. The housing is also equipped with a liquid pump. The inlet of the liquid pump is connected to the inside of the liquid storage box through a return water pipe, and the outlet of the liquid pump is connected to the inlet of the liquid container through a replenishment pipe. The controller is electrically connected to the weighing device, the liquid pump, and the drive assembly, respectively.

2. The wine dispensing device testing apparatus according to claim 1, characterized in that, The drive assembly includes a servo motor and a reducer. The output end of the servo motor is connected to the input end of the reducer, and the output end of the reducer is fixedly connected to the clamping assembly via a rotating shaft.

3. The wine dispensing device testing apparatus according to claim 1, characterized in that, The weighing device is a high-precision electronic scale.

4. The wine dispenser testing device according to any one of claims 1-3, characterized in that, A liquid level sensor is fixedly installed on the outer wall of the liquid container. The signal output terminal of the liquid level sensor is electrically connected to the signal input terminal of the controller. When the liquid level sensor detects that the liquid level in the liquid container is lower than the preset lower limit, the controller can control the pump to start and replenish the liquid in the liquid container until the liquid level reaches the preset upper limit and then control the pump to stop.

5. The wine dispensing device testing apparatus according to claim 1, characterized in that, The clamping assembly includes a first clamping plate and a second clamping plate disposed opposite to the first clamping plate. The right end of the first clamping plate extends vertically to form a hinge portion facing the second clamping plate. The middle position of the hinge portion is fixedly connected to the driving assembly. The end of the hinge portion facing the second clamping plate is hinged to the second clamping plate through a hinge member. The left end of the first clamping plate has a mounting hole, and the left end of the second clamping plate has a threaded hole. A locking screw passes through the mounting hole, and the locking screw is threadedly connected to the threaded hole.

6. The wine dispensing device testing apparatus according to claim 1, characterized in that, The controller integrates a timing module that can record the response time of the drive component driving the clamping component to switch from the initial upright posture to the target test posture.

7. The wine dispensing device testing apparatus according to claim 1, characterized in that, The controller integrates a counting module, which can preset the number of test cycles and record the cumulative number of test cycles in real time. When the cumulative number of test cycles reaches the preset number, the controller can control the drive components and the liquid pump to stop working and complete the test process.

8. The wine dispensing device testing apparatus according to claim 1, characterized in that, It also includes an alarm module, which is electrically connected to the controller.

9. The wine dispensing device testing apparatus according to claim 1, characterized in that, An elastic buffer is provided between the clamping assembly and the liquid container.

10. The wine dispensing device testing apparatus according to claim 1, characterized in that, A touch screen is fixedly installed on the outer side of the housing, and the touch screen is electrically connected to the controller.