Energy storage product dispensing equipment and flow control method

Abstract

The application discloses a kind of energy storage product dispensing equipment and flow control method, wherein the energy storage product dispensing equipment includes: controller;First glue tank, the first glue tank is connected with first pressure booster, the first pressure booster is connected with first proportional valve, the first proportional valve is connected with first glue supply pipe;Second glue tank, the second glue tank is connected with second pressure booster, the second pressure booster is connected with second proportional valve, the second proportional valve is connected with second glue supply pipe;Mixer, the first glue supply pipe is connected with the mixer, and the second glue supply pipe is connected with the mixer;Flow meter, two flow meters are provided, two flow meters are respectively installed on the first glue supply pipe and the second glue supply pipe, and two flow meters are connected with the controller.The application solves the problem that the mixed ratio of glue changes after the half-clogging problem occurs in the mixing of two-component glue, thereby improving product quality and production efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of dispensing equipment, in particular, mainly relates to a dispensing equipment for energy storage products and a flow control method. BACKGROUND

[0002] The battery module of the energy storage product, such as the mobile power supply, needs to be bonded by structural glue during production to bond the battery cell, end plate and other structures, so that the module forms a whole; the commonly used method in the industry is to use AB glue for dispensing, and in use, the two components A glue and B glue are mixed according to a fixed ratio, and then applied to the surface to be bonded.

[0003] For example, the Chinese patent document with the authorization announcement number CN206325786U discloses a dispensing machine, which includes a plunger type dispensing valve for controlling the inlet and outlet of A glue and B glue, a mixer and a glue pushing device, the plunger type dispensing valve is provided with a pneumatic switch and two A glue channels and B glue channels isolated from each other, both ends of the A glue channel are provided with an A glue inlet and an A glue outlet connected through the A glue channel, both ends of the B glue channel are provided with a B glue inlet and a B glue outlet connected through the B glue channel, the glue pushing device includes an A glue pushing device for pushing A glue and a B glue pushing device for pushing B glue, the pneumatic switch can drive the A glue pushing device and the B glue pushing device to control the synchronous conduction or closing of the A glue outlet and the B glue outlet, the A glue outlet and the B glue outlet are both communicated with the mixer, without manual stirring, solving the problem of low work efficiency of the previous manual dispensing method.

[0004] However, the above-mentioned dispensing machine still has the following technical problems: when the two-component glue starts to solidify at the mixing head in the two-component glue mixing pipe, the outlet position is easily half blocked when the production is temporarily paused and then restarted, causing pressure changes, thereby changing the mixing ratio of the two components of the glue liquid, and then causing defects in the effect of the glue, which is not easy to check, and can easily cause batch quality problems in batch production. Once the quality problem of the glue mixing is found, the products involved need to be returned to work or scrapped, which will cause significant losses.

[0005] Therefore, it is necessary to improve the related technology of the existing two-component glue dispensing. SUMMARY

[0006] In view of the deficiencies of the prior art, the present application provides a dispensing equipment for energy storage products and a flow control method to solve the problem of changing the mixing ratio of the glue liquid caused by the half blockage problem in the mixing of the two-component glue, thereby improving the product quality and production efficiency.

[0007] The application discloses a kind of energy storage product dispensing equipment, comprising: controller;First glue tank, the first glue tank is connected with first booster, the first booster is connected with first proportional valve, the first proportional valve is connected with first glue supply pipe;Second glue tank, the second glue tank is connected with second booster, the second booster is connected with second proportional valve, the second proportional valve is connected with second glue supply pipe;Mixer, the first glue supply pipe is connected with the mixer, and the second glue supply pipe is connected with the mixer;Flow meter, the flow meter is provided with two, two the flow meter is respectively installed on the first glue supply pipe and the second glue supply pipe, and two the flow meter is connected with the controller.

[0008] Preferably, the controller includes a single-chip microcomputer, a digital-to-analog converter and a voltage regulating relay module, the single-chip microcomputer is connected with the digital-to-analog converter, the digital-to-analog converter is connected with the voltage regulating relay module, and the voltage regulating relay module is connected with the first proportional valve and the second proportional valve.

[0009] Preferably, the voltage regulating relay module includes an operational amplifier, a current amplifier and a proportional feedback component, the digital-to-analog converter is connected with the operational amplifier, the operational amplifier is connected with the current amplifier, and the proportional feedback component is connected with the operational amplifier.

[0010] Preferably, the proportional feedback component includes a first resistor and a second resistor.

[0011] Preferably, the controller further includes a timer, the voltage regulating relay module further includes a relay, the timer is connected with the flow meter, the timer is connected with the single-chip microcomputer, the single-chip microcomputer is connected with the relay, and the relay is used to control power supply of the first proportional valve and the second proportional valve.

[0012] Preferably, the first proportional valve is connected with a first potentiometer, the first potentiometer is used to change voltage of the first proportional valve, the second proportional valve is connected with a second potentiometer, the second potentiometer is used to change voltage of the second proportional valve, and the first potentiometer and the second potentiometer are connected with the single-chip microcomputer.

[0013] Preferably, the first booster and the second booster are gear pumps.

[0014] Preferably, the flow meter is a pulse type flow meter.

[0015] The application discloses a flow control method of an energy storage product dispensing equipment, which is used for controlling the energy storage product dispensing equipment and comprises the following steps: two flow meters are used for detecting the flow of glue liquid in a first glue supply pipe and a second glue supply pipe respectively and feeding back data to a controller; after the controller receives the data of the two flow meters, it is determined whether the flow data exceeds a preset range; if the flow data of one or both of the glue supply pipes exceeds the preset range, the controller adjusts the voltage loaded on the first proportional valve or the second proportional valve through a circuit to change the glue supply pressure of one or both of the glue liquids until the data fed back by the two flow meters is located in the preset range again, and the glue dispenser continues to dispense glue; if the data fed back by the two flow meters still does not return to the preset range within a period of time, the timer of the controller reaches a timing limit, the controller disconnects the relay through the circuit, and the first proportional valve and the second proportional valve are powered off, so that the glue supply is stopped; manual intervention is used to check the abnormal state of the equipment, and the equipment is restarted after the equipment returns to the normal state.

[0016] Preferably, the preset range is that the proportion and flow range of the glue liquid of different components used by different materials are input into the single-chip microcomputer of the controller.

[0017] The application has the following beneficial effects:

[0018] According to the pulse signals fed back by the flow meters, the single-chip microcomputer and the digital-to-analog converter can control the voltage loaded on the two proportional valve branches through the voltage regulating relay module, so that the opening degrees of the two proportional valves are overall adjusted; the voltage of the first potentiometer and the second potentiometer is adjusted respectively, so that the two proportional valves are individually adjusted in voltage, and the opening degrees of the two proportional valves are controlled respectively; and the opening degrees of the proportional valves directly control the glue supply flow, so that the purpose of adjusting the glue supply flow is achieved, and the problem of half blockage of the glue outlet is solved.

[0019] In addition, the timer is set with a time before the equipment works, the data of the two flow meters are timed through the timer, when the glue supply flow continuously exceeds the threshold value for the set time, the timer sends a signal to the single-chip microcomputer, the single-chip microcomputer disconnects the circuit of the two proportional valves through the relay, and the first booster and the second booster are powered off at the same time, so that the glue supply is interrupted, at this time, manual intervention is needed to check and handle the blockage problem; when the signal of the flow meter returns to the normal range, the timer starts timing again.

[0020] Therefore, by feeding back the signal of the flow meter to the glue dispenser controller, the glue output of a certain component glue can be accurately controlled through the circuit, the glue output of each single component glue is ensured to be within a controlled range, the quality of products is ensured, the problem that the glue output proportion of two-component glue liquid is not matched due to the half blockage state of the glue outlet of the mixer and the problem of glue failure are solved, and the consistency of product quality and product quality are improved.

[0021] In summary, the present application is advantageous to ensure the energy storage products of pipeline operation production qualified at one time, improve the production efficiency, avoid the large amount of rework and scrap of the products with defects, reduce the enterprise cost, reduce the labor intensity and operation difficulty of the employees. BRIEF DESCRIPTION OF DRAWINGS

[0022] The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the present application and together with the description serve to explain the present application. In the drawings:

[0023] Figure 1 The structure block diagram of the energy storage product dispensing equipment of the present application;

[0024] Figure 2 The circuit diagram of the energy storage product dispensing equipment of the present application, in which the controller controls the first proportional valve and the second proportional valve;

[0025] Figure 3 The algorithm block diagram of the flow control method of the energy storage product dispensing equipment of the present application.

[0026] Brief description of the drawings: 1, controller; 11, single-chip microcomputer; 12, timer; 13, digital-to-analog converter; 14, voltage regulating relay module; 141, operational amplifier; 142, current amplifier; 143, relay; 144, proportional feedback assembly; 1441, first resistor; 1442, second resistor; 2, first glue tank; 21, first pressure booster; 211, first proportional valve; 212, first potentiometer; 22, first glue supply pipe; 3, second glue tank; 31, second pressure booster; 311, second proportional valve; 312, second potentiometer; 32, second glue supply pipe; 4, mixer; 40, glue outlet; 41, mixing head; 411, pipe body; 412, screw rod; 5, flowmeter. DETAILED DESCRIPTION

[0027] The present application will be described below with reference to the drawings. Many practical details are described below to make the present application clear. However, it should be understood that these practical details are not used to limit the present application. That is, in some embodiments of the present application, these practical details are not necessary. In addition, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simple schematic manner.

[0028] It should be noted that all directional references, such as upper, lower, left, right, front, rear, etc., used herein are in connection to the exemplary embodiment of the present application as shown in the drawings and are for illustration only. It is to be clearly understood that when this application is put into practice, the relative positions of the components can be changed and still fall within the scope of the present application.

[0029] In addition, the descriptions such as "first", "second" and the like in the present application are only for the purpose of description, and are not intended to particularly indicate the order or sequence, nor to limit the present application, but merely to distinguish the items or operations described by the same technical terms, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of various embodiments can be combined with each other, but it must be based on the realization of a person skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, nor within the protection scope required by the present application.

[0030] In order to further understand the inventive content, characteristics and effects of the present application, the following examples are given, and are described in detail as follows with reference to the accompanying drawings:

[0031] Referring to Figure 1 and Figure 2 , the present application discloses a kind of energy storage product dispensing equipment, including controller 1, first glue tank 2, second glue tank 3, mixer 4 and flowmeter 5, wherein, first glue tank 2 is installed with first booster 21, for pumping out glue liquid in first glue tank 2, second glue tank 3 is installed with second booster 31, for pumping out glue liquid in second glue tank 3, controller 1 is connected with first booster 21 and second booster 31, controller 1 can control the working state of first booster 21 and second booster 31, to control the amount of glue and the ratio.

[0032] Referring to Figure 1 and Figure 2 , the outlet of first booster 21 is connected with first proportional valve 211, first proportional valve 211 is connected with first glue supply pipe 22, first booster 21 is connected with mixer 4 by first glue supply pipe 22;The outlet of second booster 31 is connected with second proportional valve 311, second proportional valve 311 is connected with second glue supply pipe 32, second booster 31 is connected with mixer 4 by second glue supply pipe 32;Mixer 4 is used for mixing two components of glue, and mixer 4 has glue outlet 40, and the pipeline in mixer 4 can make two components of glue separately pass to glue outlet 40, so that two components of glue can flow out at glue outlet 40.

[0033] Referring to Figure 1 and Figure 2The glue outlet 40 of the mixer 4 is provided with a mixing head 41, which comprises a tube body 411 and a screw rod 412 arranged in the tube body 411. The tube body 411 is a hollow long tube structure, and the openings are provided at both ends of the tube body 411. One end of the opening is provided with a screw thread, and the other end of the opening is a tapered structure. The end of the tube body 411 provided with the screw thread is screwed with the mixer 4. When the two-component glue enters the mixing head 41 and gradually flows to the outlet of the tube body 411 from the glue outlet 40, the screw rod 412 can fully mix the two-component glue, thereby realizing the bonding function.

[0034] With reference to Figure 1 and Figure 2 The first booster 21 and the second booster 31 are gear pumps. By changing the opening degree of the first proportional valve 211 and the second proportional valve 311, the glue flow of the first booster 21 and the second booster 31 can be changed. The first proportional valve 211 and the second proportional valve 311 are electric valves, which can control the opening degree according to the voltage loaded thereon. Two flow meters 5 are respectively arranged on the first glue supply pipe 22 and the second glue supply pipe 32. The flow meters 5 are pulse flow meters 5, which can transmit the glue flow in the pipeline as a digital pulse signal.

[0035] With reference to Figure 1 and Figure 2 The controller 1 comprises a single-chip microcomputer 11, a timer 12, a digital-to-analog converter 13 and a voltage regulating relay module 14. The two flow meters 5 are electrically connected with the single-chip microcomputer 11 and the timer 12. The timer 12 is electrically connected with the single-chip microcomputer 11. The single-chip microcomputer 11 is electrically connected with the digital-to-analog converter 13. The digital-to-analog converter 13 is connected with the voltage regulating relay module 14. The voltage regulating relay module 14 is electrically connected with the first proportional valve 211 and the second proportional valve 311, so as to control the voltage of the two proportional valves.

[0036] With reference to Figure 1 and Figure 2 Specifically, the voltage regulating relay module 14 comprises an operational amplifier 141, a current amplifier 142, a relay 143 and a proportional feedback assembly 144. The operational amplifier 141 has a non-inverting input terminal P, an inverting input terminal N and an output terminal O, and is connected between a direct current power supply VCC and VSS to supply power. The output terminal O of the operational amplifier 141 is connected with the current amplifier 142. In the embodiment, the current amplifier 142 is a triode, which comprises a collector C, a base B and an emitter E. The base B is connected with the output terminal O of the operational amplifier 141, and the collector C is connected with the direct current power supply VCC.

[0037] With reference to Figure 1 and Figure 2The relay 143 is an electromagnetic relay, which comprises an electromagnetic control module and a switch module, the switch module has an input end and an output end, the input end of the switch module of the relay 143 is connected with the emitter E of the current amplifier 142, and the output end is connected with the first proportional valve 211 and the second proportional valve 311 respectively; the electromagnetic control module of the relay 143 is connected with the single-chip microcomputer 11 and is connected with a direct current power supply VDD for power supply, and the single-chip microcomputer 11 can control the on-off of the switch module of the relay 143 through the electromagnetic control module.

[0038] With reference to Figure 1 and Figure 2 , the first proportional valve 211 and the second proportional valve 311 are in parallel connection, the first proportional valve 211 is connected with the first potentiometer 212 in series, the first potentiometer 212 is grounded, the second proportional valve 311 is connected with the second potentiometer 312 in series, the second potentiometer 312 is grounded, the first potentiometer 212 and the second potentiometer 312 are digital potentiometers, the first potentiometer 212 and the second potentiometer 312 are connected with the single-chip microcomputer 11, and the two potentiometers can be adjusted through the single-chip microcomputer 11, so as to change the voltage applied to the two proportional valves.

[0039] With reference to Figure 1 and Figure 2 , the proportional feedback assembly 144 comprises a first resistor 1441 and a second resistor 1442, the first resistor 1441 is connected in series between the inverting input end of the operational amplifier 141 and the emitter E of the current amplifier 142, the second resistor 1442 is connected in series between the inverting input end of the operational amplifier 141 and the ground wire, the resistance of the first resistor 1441 is R1, and the resistance of the second resistor 1442 is R2, so that the voltage at the output end O of the operational amplifier 141 and the voltage at the non-inverting input end P satisfy the following relationship: , and the voltage drop caused by the current amplifier 142 can be ignored, so that the voltage applied to the first booster 21 and the second booster 31 is approximately equal to , so that the voltage applied to the two proportional valves can be indirectly controlled through the single-chip microcomputer 11 and the digital-to-analog converter 13, and the overall adjustment of the voltage of the two proportional valve branches can be realized.

[0040] The working principle of the dispensing equipment of the present application is that according to the pulse signal fed back by the flow meter 5, the single-chip microcomputer 11 and the digital-to-analog converter 13 can control the voltage loaded on the two proportional valve branches through the voltage regulating relay module 14, so as to realize the overall adjustment of the opening sizes of the two proportional valves; and the adjustment of the voltages of the first potentiometer 212 and the second potentiometer 312 respectively can realize the individual voltage adjustment of the two proportional valves, so as to control the opening sizes of the two proportional valves respectively; and the opening sizes of the proportional valves directly control the glue supply flow, so that the present equipment can realize the purpose of adjusting the glue supply flow and solve the problem of half blockage of the glue outlet 40.

[0041] In addition, the timer 12 is set before the equipment works, and the data of the two flow meters 5 are timed through the timer 12; when the glue supply flow continuously exceeds the threshold value and reaches the set time, the timer 12 sends a signal to the single-chip microcomputer 11, the single-chip microcomputer 11 disconnects the circuit of the two proportional valves through the relay 143, and simultaneously disconnects the power supply of the first booster 21 and the second booster 31 (not shown in the figure), so as to interrupt the glue supply; at this time, manual intervention is needed to check and handle the blockage problem; after the signal of the flow meter 5 returns to the normal range, the timer 12 starts timing again.

[0042] The present application discloses a flow control method of an energy storage product dispensing equipment, which is used for controlling the energy storage product dispensing equipment. Figure 3 The method comprises the following steps.

[0043] The dispensing equipment is manually set, and the equipment is started after preparation;

[0044] The first glue supply pipe 22 and the second glue supply pipe 32 are self-checked by the flow meter 5 before dispensing, so as to ensure normal glue supply of the pipes;

[0045] The two flow meters 5 respectively detect the flow of the glue liquid in the first glue supply pipe 22 and the second glue supply pipe 32 in real time, and feed back the pulse data to the controller 1;

[0046] After the controller 1 receives the data of the two flow meters 5, it is judged whether the flow data exceeds the preset range; for example, referring to the following table, different materials can be coded, and the proportion and flow range of the glue liquid of the two components A and B used for each material are input into the single-chip microcomputer 11 of the controller 1 in advance through programming or other ways.

[0047] Table 1 Flow control range of glue liquid of different materials

[0048]

[0049] If the flow data of one or both glue supply pipes exceeds the set range, the controller 1 adjusts the voltage loaded on the first proportional valve 211 or the second proportional valve 311 through the circuit to change the glue supply pressure of one or both glue liquids until the data fed back by the two flow meters 5 is within the preset range, and the glue dispenser continues dispensing;

[0050] If the data fed back by the two flow meters 5 still does not return to the set range within a period of time, the timer 12 of the controller 1 reaches the timing limit, the controller 1 disconnects the relay 143 through the circuit to stop the glue supply by powering off the first proportional valve 211 and the second proportional valve 311;

[0051] The abnormal state of the equipment is manually checked, the mixer 4 and the glue supply pipe are maintained, and the equipment is restarted after the equipment returns to the normal state.

[0052] The implementation principle and beneficial effects of the present application are as follows:

[0053] By feeding back the signals of the flow meters 5 to the glue dispenser controller 1, the glue output of a certain component glue can be accurately controlled through the circuit, the glue output of each single component glue is ensured to be within the controlled range, the product quality is ensured, the problem of mismatching of the glue output proportions of the two component glues caused by the half-blocked state of the glue outlet 40 of the mixer 4 and the problem of glue failure are solved, and the consistency of the product quality and the product quality are improved.

[0054] Therefore, the present application is beneficial to ensuring that the energy storage products produced by the assembly line operation are qualified at one time, improving the production efficiency, avoiding a large number of rework and scrapping of defective products, reducing the enterprise cost, and reducing the labor intensity and operation difficulty of the employees.

[0055] The above is only an embodiment of the present application and is not used to limit the present application. The present application can have various changes and variations for those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the scope of the claims of the present application.

Claims

1. An energy storage product dispensing apparatus, characterized by, It includes: a controller (1); a first glue tank (2) connected with a first booster (21), the first booster (21) is connected with a first proportional valve (211), the first proportional valve (211) is connected with a first glue supply pipe (22); a second glue tank (3) connected with a second booster (31), the second booster (31) is connected with a second proportional valve (311), the second proportional valve (311) is connected with a second glue supply pipe (32); a mixer (4), the first glue supply pipe (22) is connected with the mixer (4), the second glue supply pipe (32) is connected with the mixer (4); two flowmeters (5) are provided, two flowmeters (5) are respectively installed on the first glue supply pipe (22) and the second glue supply pipe (32), two flowmeters (5) are connected with the controller (1); the controller (1) includes a single-chip microcomputer (11), a digital-to-analog converter (13) and a voltage regulating relay module (14), the single-chip microcomputer (11) is connected with the digital-to-analog converter (13), the digital-to-analog converter (13) is connected with the voltage regulating relay module (14), the voltage regulating relay module (14) is connected with the first proportional valve (211) and the second proportional valve (311); the voltage regulating relay module (14) includes an operational amplifier (141), a current amplifier (142) and a proportional feedback assembly (144), the digital-to-analog converter (13) is connected with the operational amplifier (141), the operational amplifier (141) is connected with the current amplifier (142), the proportional feedback assembly (144) is connected with the operational amplifier (141); the controller (1) further includes a timer (12), the voltage regulating relay module (14) further includes a relay (143), the timer (12) is connected with the flowmeter (5), the timer (12) is connected with the single-chip microcomputer (11), the single-chip microcomputer (11) is connected with the relay (143), the relay (143) is used for controlling power supply of the first proportional valve (211) and the second proportional valve (311); the first proportional valve (211) is connected with a first potentiometer (212), the first potentiometer (212) is used for changing voltage of the first proportional valve (211); the second proportional valve (311) is connected with a second potentiometer (312), the second potentiometer (312) is used for changing voltage of the second proportional valve (311); the first potentiometer (212) and the second potentiometer (312) are connected with the single-chip microcomputer (11).

2. The energy-storing product dispensing apparatus of claim 1, wherein The proportional feedback assembly (144) includes a first resistor (1441) and a second resistor (1442).

3. The energy storage product dispensing apparatus of any of claims 1-2, wherein, The first booster (21) and the second booster (31) are gear pumps.

4. The energy storage product dispensing apparatus of any of claims 1-2, wherein, The flowmeter (5) is a pulse flowmeter (5).

5. A flow control method for an energy storage product dispensing apparatus, for controlling any one of the energy storage product dispensing apparatuses of claims 1-4, characterized in that, It includes: Two flowmeters (5) respectively detect the flow of glue in the first glue supply pipe (22) and the second glue supply pipe (32) in real time and feed data to the controller (1); After receiving the data of the two flowmeters (5), the controller (1) determines whether the flow data exceeds a preset range; If the flow data of one or both of the glue supply pipes exceeds the preset range, the controller (1) adjusts the voltage applied to the first proportional valve (211) or the second proportional valve (311) through a circuit to change the glue supply pressure of one or both of the glue, until the data fed back by the two flowmeters (5) is within the preset range, and the glue dispenser continues to dispense glue; If the data fed back by the two flowmeters (5) is still not within the preset range for a period of time, the timer (12) of the controller (1) reaches the timing limit, the controller (1) disconnects the relay (143) through a circuit, and the first proportional valve (211) and the second proportional valve (311) are powered off, thereby stopping the glue supply; Manually check the abnormal state of the equipment, and restart the equipment after the equipment returns to the normal state.

6. The flow control method of an energy-storing product dispensing apparatus according to claim 5, wherein The preset range is that the proportion and flow range of glue of different components used for different materials are input into the single-chip microcomputer (11) of the controller (1).

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