Pressing device

Abstract

The utility model provides a press-fit device which comprises a rack, a positioning assembly, a guide assembly, a press-fit assembly and a pressure applying mechanism, the positioning assembly, the guide assembly and the pressure applying mechanism are arranged on the rack, and the press-fit assembly is arranged on the guide assembly. The current collecting frame and the dispensed sheet-shaped carbon material are positioned on the rack through the positioning assembly according to the preset shape and position requirements, then the pressing assembly is driven by the pressure applying mechanism to move towards the positioning assembly, and the pressing assembly accurately presses the current collecting frame and the dispensed sheet-shaped carbon material under the guiding action of the guiding assembly. The current collecting frame and the sheet-shaped carbon material are connected in a positioning, bonding and pressing manner, so that the shape and position requirements of prefabricated connection of the current collecting frame and the sheet-shaped carbon material during preparation of a galvanic pile can be ensured, and the thickness uniformity of an adhesive layer between the current collecting frame and the sheet-shaped carbon material is effectively controlled; the bonding strength between the current collecting frame and the sheet-shaped carbon material is enhanced, and the sealing performance between the current collecting frame and the sheet-shaped carbon material is also improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of energy storage battery manufacturing equipment, in particular, relate to a compression device. BACKGROUND

[0002] As a new type of battery technology, flow battery has been widely concerned for its advantages of high efficiency, safety and reliability, long cycle life and flexible structure design. At present, most flow batteries adopt a single-layer structure, which mainly includes positive material, negative material, bipolar plate, diaphragm, positive current collecting frame and negative current collecting frame, and involves bipolar plate and various sheet-shaped carbon materials such as graphite felt. During the assembly of the flow battery, the current collecting frame made of non-metallic material and the sheet-shaped carbon material (such as the bipolar plate) generally need to be pre-connected with each other. In order to ensure the shape and position requirements of the two materials after pre-connection and to meet the uniformity and sealing of the thickness of the intermediate ultra-thin connecting material, it is usually necessary to use glue as the intermediate connecting material to bond and pre-connect the current collecting frame and the sheet-shaped carbon material. During the bonding and pre-connection of the current collecting frame and the sheet-shaped carbon material using glue as the intermediate connecting material, it is generally difficult to ensure the shape and position requirements of the connection between the current collecting frame and the sheet-shaped carbon material, and the thickness uniformity of the glue layer between the current collecting frame and the sheet-shaped carbon material is difficult to control, resulting in the reduction of the efficiency and quality of the bonding and pre-connection of the current collecting frame and the sheet-shaped carbon material. SUMMARY

[0003] Based on the above problems existing in the prior art, the purpose of the embodiments of the utility model is to provide a compression device to solve the problems that the shape and position requirements of the pre-connection of the current collecting frame and the sheet-shaped carbon material are difficult to ensure, and the thickness uniformity of the glue layer between the current collecting frame and the sheet-shaped carbon material is difficult to control.

[0004] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of providing a compression device, comprising:

[0005] a rack;

[0006] a positioning assembly arranged on the rack, the current collecting frame and the sheet-shaped carbon material after glue dispensing can be positioned on the rack according to predetermined shape and position requirements through the positioning assembly;

[0007] a guide assembly arranged on the rack;

[0008] a compression assembly arranged on the guide assembly; and

[0009] a pressing mechanism arranged on the rack, the pressing mechanism is connected with the compression assembly, and the pressing mechanism can drive the compression assembly to move towards the positioning assembly, so that the compression assembly compresses the current collecting frame and the sheet-shaped carbon material after glue dispensing.

[0010] Further, the positioning assembly comprises a limiting plate fixedly arranged on the rack, and the limiting plate is provided with a first positioning groove for accommodating and positioning the sheet-shaped carbon material.

[0011] Further, the positioning assembly further comprises a first positioning member and a second positioning member for clamping and positioning the current collecting frame, and the first positioning member and the second positioning member are arranged on the rack.

[0012] Further, the positioning assembly further comprises a limiting assembly for limiting the current collecting frame, and the limiting assembly comprises a limiting baffle in contact with a limiting surface of the current collecting frame and a fixing plate connecting the limiting baffle with the rack.

[0013] Further, the pressing assembly comprises a pressing plate arranged in parallel with the limiting plate, and a movable plate fixedly connected with the pressing plate, and the pressing mechanism and the guide assembly are respectively connected with the movable plate.

[0014] Further, the pressing assembly further comprises a pressure bearing frame arranged between the pressing plate and the movable plate, and the pressing plate is supported and fixed on the pressure bearing frame, and the movable plate is connected with the pressure bearing frame.

[0015] Further, the guide assembly comprises a plurality of guide columns arranged in parallel and axially perpendicular to the sheet-shaped carbon material, a plurality of shaft sleeves slidably sleeved on the guide columns, and a first fixing seat for fixedly mounting the plurality of shaft sleeves on the rack, and each guide column is connected with the pressing assembly.

[0016] Further, projections of the plurality of guide columns on the first fixing seat can form a regular polygon in sequence, and the pressing mechanism is located at a geometric center of the regular polygon.

[0017] Further, the pressing mechanism comprises a second fixing seat fixedly connected with the rack, an air cylinder arranged on the second fixing seat, and a support plate connected with a piston rod of the air cylinder, and the support plate is fixedly connected with the pressing assembly.

[0018] Further, the pressing device further comprises a control system connected with the air cylinder, and the control system comprises an air compression device, a pipeline connecting a cylinder body of the air cylinder and the air compression device, a pressure gauge arranged on the pipeline, and a three-position four-way control valve arranged on the pipeline.

[0019] Compared with the prior art, the one or more technical solutions in the embodiment of the utility model have at least one of the following beneficial effects:

[0020] The pressing device in the embodiment of the utility model, through setting positioning assembly, guide assembly and pressure applying mechanism on the bench and setting pressing assembly on the guide assembly, only need to position the current collector frame and the sheet carbon material after glue dropping on the bench according to the predetermined shape position requirement through the positioning assembly, then drive the pressing assembly to move towards the positioning assembly by the pressure applying mechanism, the pressing assembly accurately presses the current collector frame and the sheet carbon material after glue dropping under the guidance of the guide assembly, so that the current collector frame and the sheet carbon material realize prefabricated connection by the positioning bonding pressing mode, not only can guarantee the shape position requirement of the prefabricated connection of the current collector frame and the sheet carbon material, but also effectively control the thickness uniformity of the glue layer between the current collector frame and the sheet carbon material, both strengthen the bonding strength between the current collector frame and the sheet carbon material and improve the sealing property between the current collector frame and the sheet carbon material. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, obviously, the drawings in the following description are only some embodiments of the utility model, and for the ordinary skilled in the art, other drawings can be obtained according to these drawings without the creative labor.

[0022] Figure 1 The utility model provides the three-dimensional structure schematic diagram of pressing device for the embodiment of the utility model;

[0023] Figure 2 The other three-dimensional structure schematic diagram of pressing device is provided for the embodiment of the utility model;

[0024] Figure 3 The three-dimensional structure schematic diagram of positioning assembly is provided for the embodiment of the utility model;

[0025] Fig. 4 (a) is the exploded view of positioning assembly and current collector frame provided by the embodiment of the utility model;

[0026] Fig. 4 (b) is the exploded view of positioning assembly and current collector frame another perspective provided by the embodiment of the utility model;

[0027] Figure 5 The exploded view of pressing assembly is provided for the embodiment of the utility model;

[0028] Figure 6 The three-dimensional structure schematic diagram of positioning assembly and pressing assembly is provided for the embodiment of the utility model;

[0029] Figure 7 The assembly drawing of pressure applying mechanism and guide assembly is provided for the embodiment of the utility model;

[0030] Figure 8Another assembly view of the pressure applying mechanism and the guide assembly provided by the embodiment of the utility model;

[0031] Figure 9 For Figure 8 The explosion view of the pressure applying mechanism and the guide assembly shown in the figure;

[0032] Figure 10 The exploded view of the limiting plate and the sheet-shaped carbon material provided by the embodiment of the utility model;

[0033] Figure 11 The structure schematic view of the control system provided by the embodiment of the utility model.

[0034] Among them, the various reference signs in the figure:

[0035] 1- rack;

[0036] 2- positioning assembly;21- limiting plate;211- first positioning groove;212- threaded hole;213- avoiding hole;22- first positioning piece;23- second positioning piece;24- limiting assembly;241- limiting baffle;242- fixed plate;25- positioning shaft;

[0037] 3- guide assembly;31- guide column;32- shaft sleeve;33- first fixed seat;

[0038] 4- pressing assembly;41- pressing plate;411- positioning hole;42- movable plate;43- pressure bearing frame;44- connecting plate;

[0039] 5- pressure applying mechanism;51- second fixed seat;52- air cylinder;53- support plate;

[0040] 6- current collecting frame;61- second positioning groove;

[0041] 7- sheet-shaped carbon material;

[0042] 8- control system;81- air compression equipment;82- pipeline;83- pressure gauge;84- three-position four-way control valve;85- pressure reducing valve;86- pneumatic ball valve;87- quick exhaust valve;88- induced check valve;

[0043] 9- magnetic attraction assembly;91- first magnetic piece;92- second magnetic piece. DETAILED DESCRIPTION

[0044] In order to make the technical problems, technical schemes and beneficial effects to be solved by the utility model more clearly understood, the utility model is further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model.

[0045] It should be noted that when an element is referred to as being "connected to" or "set on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element. In addition, the terms "first", "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more than two, unless otherwise specifically limited. In the description of the present application, it should be noted that, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0046] Throughout the specification, reference to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the application. Therefore, the phrases "in one embodiment", "in some embodiments", or "in some embodiments" appearing in various places throughout the specification are not all referring to the same embodiment. In addition, in one or more embodiments, specific features, structures, or characteristics can be combined in any suitable manner.

[0047] Please see Figures 1 to 10The pressing device provided by the embodiment of the utility model, compared with prior art, through setting positioning assembly 2, guide assembly 3 and pressure applying mechanism 5 on gantry 1 and setting pressing assembly 4 on guide assembly 3, only need positioning assembly 2 to position current collector frame 6 and sheet carbon material 7 after glue being applied on gantry 1 according to predetermined shape and position requirement, then use pressure applying mechanism 5 to drive pressing assembly 4 to move towards positioning assembly 2, pressing assembly 4 accurately presses current collector frame 6 and sheet carbon material 7 after glue being applied under the guidance of guide assembly 3, so that current collector frame 6 and sheet carbon material 7 realize prefabricated connection through positioning and adhesive pressing, not only can guarantee the shape and position requirement of prefabricated connection of current collector frame 6 and sheet carbon material 7, but also effectively control the thickness uniformity of adhesive layer between current collector frame 6 and sheet carbon material 7, which not only enhances the adhesive strength between current collector frame 6 and sheet carbon material 7, but also improves the sealing property between current collector frame 6 and sheet carbon material 7.

[0048] The pressing device provided by the embodiment of the utility model, compared with prior art, through setting positioning assembly 2, guide assembly 3 and pressure applying mechanism 5 on gantry 1 and setting pressing assembly 4 on guide assembly 3, only need positioning assembly 2 to position current collector frame 6 and sheet carbon material 7 after glue being applied on gantry 1 according to predetermined shape and position requirement, then use pressure applying mechanism 5 to drive pressing assembly 4 to move towards positioning assembly 2, pressing assembly 4 accurately presses current collector frame 6 and sheet carbon material 7 after glue being applied under the guidance of guide assembly 3, so that current collector frame 6 and sheet carbon material 7 realize prefabricated connection through positioning and adhesive pressing, not only can guarantee the shape and position requirement of prefabricated connection of current collector frame 6 and sheet carbon material 7, but also effectively control the thickness uniformity of adhesive layer between current collector frame 6 and sheet carbon material 7, which not only enhances the adhesive strength between current collector frame 6 and sheet carbon material 7, but also improves the sealing property between current collector frame 6 and sheet carbon material 7.

[0049] Please refer to Figure 2 , Figure 3, FIG. 4(a) and FIG. 4(b), in some embodiments, the positioning assembly 2 comprises a limiting plate 21 fixedly arranged on the rack 1, the limiting plate 21 is provided with a first positioning groove 211 for accommodating and positioning the sheet-shaped carbon material 7, the limiting plate 21 and the first positioning groove 211 are horizontally arranged, the shape and size of the first positioning groove 211 are matched with the shape and size of the sheet-shaped carbon material 7, so that the first positioning groove 211 can limit the position of the sheet-shaped carbon material 7 and prevent the position of the sheet-shaped carbon material 7 from deviating during the pressing process. Please further refer to FIG. 4(a) and FIG. 4(b), the current collector frame 6 is provided with a second positioning groove 61 for accommodating and positioning the limiting plate 21, the shape and size of the second positioning groove 61 are matched with the shape and size of the limiting plate 21, so that the second positioning groove 61 can limit the position of the limiting plate 21 and prevent the position of the current collector frame 6 from deviating during the pressing process. When the sheet-shaped carbon material 7 is placed in the first positioning groove 211, the adhesive side of the sheet-shaped carbon material 7 faces the second positioning groove 61, and after pressing, the sheet-shaped carbon material 7 is bonded with the inner area of the first positioning groove 211. Through the above structure, since the sheet-shaped carbon material 7 is positioned on the limiting plate 21 through the first positioning groove 211, and the current collector frame 6 is positioned on the limiting plate 21 through the second positioning groove 61, the positioning of the sheet-shaped carbon material 7 and the current collector frame 6 before pressing is realized, which effectively prevents the misalignment between the sheet-shaped carbon material 7 and the current collector frame 6, not only ensures the shape and position requirements of the pre-connection of the current collector frame 6 and the sheet-shaped carbon material 7, but also effectively controls the thickness uniformity of the adhesive layer between the current collector frame 6 and the sheet-shaped carbon material 7. It should be noted that the depth of the first positioning groove 211 is greater than the thickness of the sheet-shaped carbon material 7, and the depth of the first positioning groove 211 on the limiting plate 21 is directly related to the thickness of the adhesive layer between the current collector frame 6 and the sheet-shaped carbon material 7, which can control the thickness of the adhesive layer between the current collector frame 6 and the sheet-shaped carbon material 7 by controlling the depth of the first positioning groove 211. The structure of the second positioning groove 61 is not limited in this embodiment, and the corresponding area on the current collector frame 6 can be provided with a second positioning groove 61 which can limit the position of the limiting plate 21.

[0050] Please refer to Figure 2 , Figure 3As shown in FIG. 4(a) and FIG. 4(b), in some embodiments, the positioning assembly 2 further comprises a first positioning member 22 and a second positioning member 23 clamping the positioning busbar 6, which are arranged on the rack 1. By clamping the positioning busbar 6 along the first direction through the first positioning member 22 and the second positioning member 23, the second positioning groove 61 of the positioning busbar 6 can be quickly aligned with the limiting plate 21, and the positioning combination of the limiting plate 21 and the positioning busbar 6 is facilitated. It should be noted that the first positioning member 22 and / or the second positioning member 23 can be, but are not limited to, arranged on the rack 1 through a sliding groove nut, and the freedom degrees of the positioning busbar 6 in the left and right directions can be limited through the first positioning member 22 and the second positioning member 23. The first positioning member 22 and / or the second positioning member 23 can be, but are not limited to, limiting posts, one end of the limiting post is a threaded shaft head threadedly connected with the sliding groove nut, and the other end of the limiting post is designed with a milled flat mouth, so that the limiting post can be conveniently rotated and fastened by using a tool. In addition, the other end of the limiting post is chamfered to prevent the limiting post from scratching the placed positioning busbar 6.

[0051] Please refer to Figure 3 , FIG. 4(a) and FIG. 4(b) and Figure 6 In some embodiments, the positioning assembly 2 further comprises a limiting assembly 24 limiting the positioning busbar 6, which comprises a limiting baffle 241 in contact with the limiting surface of the positioning busbar 6 and a fixing plate 242 connecting the limiting baffle 241 with the rack 1. By contacting the limiting baffle 241 with the limiting surface of the positioning busbar 6, the limiting baffle 241 is used to limit the freedom degree of the positioning busbar 6 in the front and back directions, and the second positioning groove 61 of the positioning busbar 6 can be quickly aligned with the limiting plate 21, and the positioning combination of the limiting plate 21 and the positioning busbar 6 is facilitated. It should be noted that the fixing plate 242 is a sheet metal bending member, and a first waist-shaped hole through which a first bolt passes is arranged on the fixing plate 242. After the first bolt passes through the first waist-shaped hole on the fixing plate 242, the fixing plate 242 is fixed to the rack 1. The first waist-shaped hole on the fixing plate 242 extends along the vertical direction, and the height position of the fixing plate 242 can be adjusted. The limiting baffle 241 is also a sheet metal bending member, and a second waist-shaped hole through which a second bolt passes is arranged on the limiting baffle 241. After the second bolt passes through the second waist-shaped hole on the limiting baffle 241, the limiting baffle 241 is fixed to the fixing plate 242. The second waist-shaped hole on the limiting baffle 241 extends along the second direction, and the front and back positions of the limiting baffle 241 can be adjusted. In addition, a soft material is pasted on the limiting surface of the positioning busbar 6 in contact with the limiting baffle 241, which can prevent the limiting baffle 241 from scratching the positioning busbar 6.

[0052] Please refer to Figure 2 , Figure 5 and Figure 6In some embodiments, the pressing assembly 4 comprises a pressing plate 41 arranged parallel to the limiting plate 21, and a movable plate 42 fixedly connected to the pressing plate 41, and the pressing mechanism 5 and the guiding assembly 3 are respectively connected to the movable plate 42. The pressing plate 41 is parallel to the sheet-shaped carbon material 7 on the limiting plate 21, and the guiding assembly 3 can guide the pressing plate 41 to move in a direction perpendicular to the sheet-shaped carbon material 7. The pressing plate 41 can maintain high flatness under the driving action of the pressing mechanism 5, and can press the sheet-shaped carbon material 7 and the current collecting frame 6 after positioning. This can not only ensure the shape and position requirements of the pre-connection of the current collecting frame 6 and the sheet-shaped carbon material 7, but also effectively control the thickness uniformity of the adhesive layer between the current collecting frame 6 and the sheet-shaped carbon material 7.

[0053] Please refer to Figure 5 and Figure 6 In some embodiments, at least two positioning shafts 25 are detachably mounted on the limiting plate 21, and at least two positioning holes 411 are provided on the pressing plate 41. When each positioning shaft 25 is inserted into the corresponding positioning hole 411, the positioning and guiding of the limiting plate 21 and the pressing plate 41 can be completed. After the positioning and guiding of the limiting plate 21 and the pressing plate 41 are debugged, the positioning shaft 25 needs to be removed from the limiting plate 21 to prevent interference and obstruction during the pressing of the current collecting frame 6 and the sheet-shaped carbon material 7 by the pressing plate 41. It should be noted that the limiting plate 21 is provided with a threaded hole 212, and one end of the positioning shaft 25 is provided with an external thread for screwing with the threaded hole 212.

[0054] Please refer to Figure 10 In some embodiments, the pressing device further comprises a magnetic attraction assembly 9 for moving the sheet-shaped carbon material 7. The magnetic attraction assembly 9 comprises a first magnetic member 91 detachably mounted on the limiting plate 21 and a second magnetic member 92 magnetically attracted to the first magnetic member 91. The limiting plate 21 is further provided with an avoiding hole 213 for avoiding the first magnetic member 91, and the avoiding hole 213 is located on the bottom surface of the first positioning groove 211. When the sheet-shaped carbon material 7 is moved from the dispensing process to the limiting plate 21, the lower surface of the sheet-shaped carbon material 7 has the first magnetic member 91, and the upper surface has the second magnetic member 92 magnetically attracted to the first magnetic member 91. It should be noted that the first magnetic member 91 is a magnet, and the second magnetic member 92 is a magnet holder. After the sheet-shaped carbon material 7 is dispensed, the magnet holder can be used to move the sheet-shaped carbon material 7 as a whole to the first positioning groove 211 of the limiting plate 21 by the magnetic force between the magnet and the magnet holder, and the magnet is located in the avoiding hole 213. After placement, the magnet holder is removed.

[0055] Please refer to Figure 1 , Figure 5 and Figure 6In some embodiments, the pressing assembly 4 further comprises a pressure bearing frame 43 arranged between the pressing plate 41 and the movable plate 42, the pressing plate 41 is supported and fixed on the pressure bearing frame 43, and the movable plate 42 is connected with the pressure bearing frame 43. By using the above structure, the pressing plate 41 is fixed and supported by the pressure bearing frame 43, so that the current collecting frame 6 and the pressing plate 41 are prevented from being deformed under stress during pressing. It should be noted that the pressing plate 41 can be made of a non-metal material with good lightweight processing performance, and the current collecting frame 6 is a plastic part with relatively good light transmittance. It should be noted that the movable plate 42 is fixedly installed on the pressure bearing frame 43 by the connecting plate 44.

[0056] Please refer to Figure 7 , Figure 8 and Figure 9 In some embodiments, the guide assembly 3 comprises a plurality of guide columns 31 arranged in parallel and axially perpendicular to the sheet-shaped carbon material 7, a plurality of shaft sleeves 32 sleeved on the guide columns 31, and a first fixing seat 33 for fixedly installing the plurality of shaft sleeves 32 on the rack 1, and each guide column 31 is connected with the pressing assembly 4. In order to reduce the friction between the guide column 31 and the shaft sleeve 32, a bearing is installed in the shaft sleeve 32, and the bearing is sleeved on the guide column 31. Specifically, each guide column 31 is fixedly connected with the movable plate 42 of the pressing assembly 4, which can realize the movement of the pressing plate 41 in the direction perpendicular to the sheet-shaped carbon material 7, and can fully ensure that the pressing plate 41 of the pressing assembly 4 maintains high flatness, and the sheet-shaped carbon material 7 and the current collecting frame 6 after positioning are pressed.

[0057] Please refer to Figure 2 , Figure 7 and Figure 8 In some embodiments, the projections of the plurality of guide columns 31 on the first fixing seat 33 can form a regular polygon in sequence, and the pressing mechanism 5 is located at the geometric center of the regular polygon. During the pressing of the sheet-shaped carbon material 7 and the current collecting frame 6 by the pressing assembly 4 driven by the pressing mechanism 5, the sheet-shaped carbon material 7 and the current collecting frame 6 are stressed more uniformly, which is beneficial to improve the thickness uniformity of the adhesive layer between the current collecting frame 6 and the sheet-shaped carbon material 7.

[0058] Please refer to Figure 1 , Figure 7 and Figure 8In some embodiments, the pressing mechanism 5 comprises a second fixed base 51 fixedly connected to the rack 1, a cylinder 52 arranged on the second fixed base 51, and a support plate 53 connected to a piston rod of the cylinder 52, the support plate 53 being fixedly connected to the movable plate 42 of the pressing assembly 4. The movable plate 42 of the pressing assembly 4 is driven by the pressing mechanism 5, the movable plate 42 of the pressing assembly 4 drives the pressing plate 41 of the pressing assembly 4, the positioned sheet-shaped carbon material 7 and the current collecting frame 6 are pressed, and the positioning and bonding pressing of the sheet-shaped carbon material 7 and the current collecting frame 6 is realized. It should be noted that the cylinder 52 can be, but is not limited to, an SCJ cylinder 52.

[0059] For reference Figure 11 In some embodiments, the pressing device further comprises a control system 8 capable of controlling the operation of the cylinder 52, the control system 8 comprising an air compression device 81, a pipeline 82 connecting the cylinder body of the cylinder 52 and the air compression device 81, a pressure gauge 83 arranged on the pipeline 82, and a three-position four-way control valve 84 arranged on the pipeline 82. After the sheet-shaped carbon material 7 and the current collecting frame 6 are positioned on the positioning assembly 2, the three-position four-way control valve 84 is controlled to control the switching of the air path, the air compression device 81 provides air source power to the cylinder 52, the cylinder 52 drives the pressing plate 41 of the pressing assembly 4, the positioned sheet-shaped carbon material 7 and the current collecting frame 6 are pressed, and the positioning and bonding pressing of the sheet-shaped carbon material 7 and the current collecting frame 6 is realized. The thickness and consistency of the adhesive layer between the current collecting frame 6 and the sheet-shaped carbon material 7 can be controlled by observing the air pressure value of the pressure gauge, recording the time of continuous pressing, controlling different air pressure values and pressing holding time, and adjusting the thickness and consistency of the adhesive layer between the current collecting frame 6 and the sheet-shaped carbon material 7. It should be noted that the control system 8 further comprises a pressure reducing valve 85, an air-operated ball valve 86, a quick exhaust valve 87, and an induced check valve 88, all of which are arranged on the pipeline 82. The pressure reducing valve 85 is used to adjust the air source pressure at the front end of the pipeline 82, and the air pressure is adjusted to the target air pressure value by using the pressure reducing valve 85. The air-operated ball valve 86 is used to control the opening and closing of the air source at the rear section of the pressure reducing valve 85, the quick exhaust valve 87 is used to quickly exhaust the pressure of the front and rear section air path, and the induced check valve 88 is used to control the cylinder 52 while the air source is cut off, so that the piston rod of the cylinder 52 does not suddenly fall due to the weight of the connected pressing assembly 4.

[0060] The above only describes preferred embodiments of the present application and is not intended to limit the present application. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A press device characterized by comprising: The device comprises: a rack; a positioning assembly arranged on the rack, a current collector frame and a sheet-shaped carbon material after dispensing can be positioned on the rack according to predetermined shape and position requirements through the positioning assembly; a guide assembly arranged on the rack; a pressing assembly arranged on the guide assembly; and a pressing mechanism arranged on the rack, the pressing mechanism is connected with the pressing assembly, and the pressing mechanism can drive the pressing assembly to move towards the positioning assembly, so that the pressing assembly presses the current collector frame and the sheet-shaped carbon material after dispensing. The positioning assembly comprises a limiting plate fixedly arranged on the rack, and the limiting plate is provided with a first positioning groove for accommodating and positioning the sheet-shaped carbon material, and the current collector frame is provided with a second positioning groove for accommodating and positioning the limiting plate.

2. The press device of claim 1, wherein The positioning assembly further comprises a first positioning member and a second positioning member for clamping and positioning the current collector frame, and the first positioning member and the second positioning member are arranged on the rack.

3. The press according to claim 2, wherein The positioning assembly further comprises a limiting assembly for limiting the current collector frame, and the limiting assembly comprises a limiting baffle in contact with a limiting surface of the current collector frame and a fixed plate connecting the limiting baffle with the rack.

4. The press according to claim 2, wherein The pressing assembly comprises a pressing plate arranged in parallel with the limiting plate, and a movable plate fixedly connected with the pressing plate, and the pressing mechanism and the guide assembly are respectively connected with the movable plate.

5. The press according to claim 2, wherein The pressing assembly further comprises a pressure bearing frame arranged between the pressing plate and the movable plate, and the pressing plate is supported and fixed on the pressure bearing frame, and the movable plate is connected with the pressure bearing frame.

6. The press apparatus of claim 5, wherein The guide assembly comprises a plurality of guide columns arranged in parallel and axially perpendicular to the sheet-shaped carbon material, a plurality of shaft sleeves slidingly sleeved on the guide columns, and a first fixed seat for fixedly mounting the plurality of shaft sleeves on the rack, and each guide column is connected with the pressing assembly.

7. The press device according to any one of claims 1 to 6, wherein The projections of the plurality of guide columns on the first fixed seat can form a regular polygon, and the pressing mechanism is located at the geometric center of the regular polygon.

8. The press according to claim 7, wherein The pressing mechanism comprises a second fixed seat fixedly connected with the rack, a cylinder arranged on the second fixed seat, and a support plate connected with a piston rod of the cylinder, and the support plate is fixedly connected with the pressing assembly.

9. The press device according to any one of claims 1 to 6, wherein The pressing device further comprises a control system connected with the cylinder, and the control system comprises an air compression device, a pipeline connecting a cylinder body of the cylinder with the air compression device, a pressure gauge arranged on the pipeline, and a three-position four-way control valve arranged on the pipeline.

10. The press apparatus of claim 9, wherein, ​

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