Rapid detection device for strength of polar plate

Abstract

The utility model relates to a rapid detection device for the strength of a polar plate. Belongs to the technical field of lead-acid battery production. The method mainly solves the problems that an existing polar plate strength detection method is time-consuming, labor-consuming, large in difference between detection data sets and poor in data consistency. The device is mainly characterized in that the device comprises a base, the base is oppositely provided with a handle supporting frame and a pole plate placing table, the inner side of the pole plate placing table is provided with a positioning groove used for placing a pole plate to be tested, the handle supporting frame is hinged to a handle with a first connecting piece, and the base on the inner side of the pole plate placing table is provided with a bottom fixing clamping seat with a spring; a pressing plate is hinged to the bottom fixing clamping base, the pressing plate is connected with the spring, and the pressing plate is matched with the positioning groove and hinged to the first connecting piece through a hinged second connecting piece. The device has the characteristics of time saving, labor saving, no influence of subjective factors of detection personnel and better consistency of detection data, and is mainly used for quickly detecting the strength of the polar plate in the manufacturing process of the polar plate of the lead-acid battery.

Description

Technical Field

[0001] The utility model belongs to the technical field of lead-acid battery production, and specifically relates to a rapid plate strength detection device, which is used to rapidly detect whether the quality of the plates produced in the plate manufacturing process meets standard requirements, including the bonding strength between active material lead paste and plate grids and the bonding strength between active materials. Background Art

[0002] The existing method for testing the strength of the plate is: after weighing the green plate (with paper), place the green plate with the paste side facing down, and drop it freely from a height of 1 meter onto a flat and dry table. After falling 9 times, weigh it again. If the weight loss of the positive plate after falling 9 times is ≤7%, and the weight loss of the negative plate after falling 9 times is ≤9%, it meets the plate strength requirements, otherwise it does not meet the plate strength requirements.

[0003] The disadvantages of existing methods for testing plate strength are: 1. It is time-consuming and labor-intensive; 2. There is a large gap between test data groups and poor data consistency (different testers have different testing methods). Summary of the invention

[0004] The purpose of the utility model is to provide a rapid plate strength detection device which saves time and effort and has good detection data consistency in view of the above-mentioned deficiencies.

[0005] The technical solution of the utility model is: a rapid detection device for the strength of a plate, characterized in that: it includes a base, a handle support frame and a plate placement table are relatively arranged on the base, a positioning groove for placing the plate to be tested is arranged on the inner side of the plate placement table, the handle support frame is hinged with a handle with a connecting piece 1, a bottom fixed socket with a spring is arranged on the base inside the plate placement table, a pressure plate is hinged on the bottom fixed socket, the pressure plate is connected to the spring, the pressure plate cooperates with the positioning groove, and is hinged to the connecting piece 1 through a hinged connecting piece 2.

[0006] The pressing plate described in the technical solution of the utility model is hinged to the second connecting member through a connecting block on the side.

[0007] The pressing plate described in the technical solution of the utility model is hinged on the bottom fixed clamping seat through a pressing plate rod.

[0008] The spring described in the technical solution of the utility model is a return spring.

[0009] The upper end of the positioning groove described in the technical solution of the utility model is open, the two sides and the bottom are U-shaped card slots, and the inner side surface is provided with a pressure plate impact window.

[0010] The pressing plate described in the technical solution of the utility model cooperates with the pressing plate impact window.

[0011] The inner dimensions of the positioning groove described in the technical solution of the utility model are: groove width 144 mm, groove height 125 mm.

[0012] The pole plate placement platform described in the technical solution of the utility model is in the shape of a rectangular block.

[0013] The upper outer portion of the pole plate placement table described in the technical solution of the utility model is provided with a cut block.

[0014] The handle support frame described in the technical solution of the utility model is in the shape of a straight rod, and a boss is provided on the inner side of the top; the middle part of the connector 1 of the handle is hinged on the boss.

[0015] The utility model adopts a rapid plate strength detection device composed of a base, a plate placement platform, a pressing plate and a handle, wherein the handle has a connecting piece 1, which is hinged on a handle support frame fixed on one side of the base, the plate placement platform is fixed on the other side opposite to the base, a positioning groove for placing the plate to be tested is arranged on the inner side of the plate placement platform, a bottom fixed clamping seat with a spring is arranged on the base inside the plate placement platform, the pressing plate is hinged on the bottom fixed clamping seat and connected with the spring, the pressing plate cooperates with the positioning groove and is hinged with the connecting piece 1 through the hinged connecting piece 2, so when used to detect the plate, the plate is first made into a sheet of about 144*125 in size, the sheet plate is weighed, and then the sheet plate is clamped in the positioning groove, when used, the handle is pressed down by hand, the pressing plate is pulled open, and it is released at the limit position, the pressing plate hits the sheet plate under the action of the spring, after repeated hitting 3 times, the sheet plate is taken out and weighed, the loss percentage is calculated, and it is used to characterize the plate strength, and whether it meets the plate strength requirement can be judged.

[0016] The utility model has the characteristics of saving time and labor, being unaffected by subjective factors of detection personnel and having good consistency of detection data, and is mainly used for rapid detection of polar plate strength in the manufacturing process of lead-acid battery polar plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model.

[0018] Markings in the figure: 1-base; 2-bottom fixing base; 3-plate placement table; 4-pressing plate; 5-connecting piece 2; 6-handle. DETAILED DESCRIPTION

[0019] The utility model is further described below in conjunction with the embodiments.

[0020] like Figure 1 As shown, an embodiment of a rapid plate strength detection device of the utility model is composed of a base 1, a handle support frame, a handle 6, a connecting piece 5, a pressing plate 4, a bottom fixed seat and a plate placement table 3.

[0021] The base 1 is rectangular, and the lower part is a trapezoidal platform.

[0022] The handle support frame is in the shape of a straight rod, with a boss provided on the inner side of the top and the bottom fixed to the left side of the upper surface of the base 1.

[0023] The handle 6 is a handle with a connector 1, and the middle part of the connector 1 is hinged on the boss of the handle support frame. The handle part of the handle 6 is located outside the handle support frame and the base 1. The handle part of the connector 1 is a colloid handle fixed to the end of the connector 1.

[0024] The plate placement table 3 is a rectangular block, with a cutout on the upper outer part, and the bottom is fixed on the right side of the upper surface of the base 1 opposite to the handle support frame. The inner side of the plate placement table 3 is provided with a positioning groove for placing the plate to be tested, the upper end of the positioning groove is open, the two sides and the bottom are U-shaped slots, and the inner side is provided with a pressure plate impact window. The inner dimensions of the positioning groove are: groove width 144 mm, groove height 125 mm.

[0025] A bottom fixing seat 2 is arranged on the surface of the base 1 inside the plate placement table 3. The bottom fixing seat 2 is a U-shaped groove seat, and a fixing shaft and a return spring are arranged in the U-shaped groove.

[0026] The pressing plate 4 is rectangular, with a pressing plate rod at the lower end and a connecting block at the side. The lower end of the pressing plate rod is hinged on the fixed axis of the bottom fixed card seat 2 and connected to one end of the return spring, so that the pressing plate 4 can rotate around the fixed axis. The pressing plate 4 is matched with the pressing plate impact window of the positioning groove. The connecting block is hinged to one end of the connecting piece 2 5, and the other end of the connecting piece 2 5 is hinged to the end of the connecting piece 1.

[0027] During the test, the plate to be tested is first made into a sheet plate slightly smaller than 144*125, and the sheet plate is weighed and then clamped in the positioning groove. When in use, press down the handle part of the handle 6 by hand, pull open the pressing plate 4, and release it after reaching the limit. The pressing plate 4 rotates clockwise around the fixed axis under the action of the return spring and hits the sheet plate in the positioning groove. After repeated impact 3 times, take out the sheet plate and weigh it. Calculate the loss percentage to characterize the strength of the plate.

Claims

1. A rapid plate strength detection device, characterized in that: The invention comprises a base (1), wherein a handle support frame and a plate placement platform (3) are arranged on the base (1) in opposite relation, a positioning groove for placing a plate to be tested is arranged on the inner side of the plate placement platform (3), a handle (6) with a first connecting member is hingedly connected to the handle support frame, a bottom fixing seat (2) with a spring is arranged on the base (1) inside the plate placement platform (3), a pressing plate (4) is hingedly connected to the bottom fixing seat (2), the pressing plate (4) is connected to the spring, the pressing plate (4) cooperates with the positioning groove, and is hingedly connected to the first connecting member via a second hinged connecting member (5).

2. The rapid plate strength detection device according to claim 1 is characterized in that: The pressing plate (4) is hingedly connected to the second connecting member (5) via a connecting block on the side.

3. A rapid plate strength detection device according to claim 1 or 2, characterized in that: The pressing plate (4) is hinged to the bottom fixed base (2) via a pressing plate rod.

4. A rapid plate strength detection device according to claim 3, characterized in that: The spring is a return spring.

5. A rapid plate strength detection device according to any one of claims 1-2 and 4, characterized in that: The upper end of the positioning groove is open, the two sides and the bottom are U-shaped card slots, and the inner side surface is provided with a pressure plate impact window.

6. A rapid plate strength detection device according to claim 5, characterized in that: The pressing plate (4) cooperates with the pressing plate impact window.

7. A rapid plate strength detection device according to claim 5, characterized in that: The inner dimensions of the positioning groove are: groove width 144 mm and groove height 125 mm.

8. A rapid plate strength detection device according to any one of claims 1-2, 4, 6-7, characterized in that: The electrode plate placement platform (3) is in the shape of a rectangular block.

9. A rapid plate strength detection device according to claim 8, characterized in that: A cutout is provided on the upper outer portion of the electrode placement platform (3).

10. A rapid plate strength detection device according to any one of claims 1-2, 4, 6-7, characterized in that: The handle support frame is in the shape of a straight rod, with a boss provided on the inner side of the top; the middle part of the connecting piece 1 of the handle (6) is hinged on the boss.

Images