CN221007649U - Automatic opening and closing clamp mechanism for battery OCV detection - Google Patents
Automatic opening and closing clamp mechanism for battery OCV detection Download PDFInfo
- Publication number
- CN221007649U CN221007649U CN202322513031.4U CN202322513031U CN221007649U CN 221007649 U CN221007649 U CN 221007649U CN 202322513031 U CN202322513031 U CN 202322513031U CN 221007649 U CN221007649 U CN 221007649U
- Authority
- CN
- China
- Prior art keywords
- guide
- clamp
- guide groove
- automatic opening
- fixed block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 238000009434 installation Methods 0.000 claims abstract description 9
- 239000000084 colloidal system Substances 0.000 claims description 8
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 238000010073 coating (rubber) Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Secondary Cells (AREA)
Abstract
The utility model relates to the technical field of battery detection equipment, in particular to an automatic opening and closing clamp mechanism for battery OCV detection, which comprises a bottom plate and a clamp assembly arranged on the bottom plate, wherein the clamp assembly comprises a test clamp and a control assembly, and the test clamp is arranged on the bottom plate through a clamp installation guide rail; the control assembly comprises a guide shaft, a guide mounting seat, a mounting plate mounted on the guide shaft and a cylinder mounted on the mounting plate; a limiting fixed block is arranged on the guide shaft; the air cylinder is connected with a guide groove plate, and the guide groove plate is provided with a guide groove; linear bearings are arranged at two ends of the limiting fixed block, and two ends of the limiting fixed block are sleeved on the guide shaft; and the limiting fixed block is provided with a cam bearing follower. According to the utility model, the left-right transverse motion of the cylinder is converted into vertical up-down motion through the motion of the cam bearing follower in the specific guide groove, so that the opening and pressing of the detection clamp are realized, the space of the detection clamp is greatly reduced, and the utilization rate of the space is improved.
Description
Technical Field
The utility model relates to the technical field of battery detection equipment, in particular to an automatic opening and closing clamp mechanism for battery OCV detection.
Background
After formation, capacity division and code pasting of the lithium battery are completed, an OCV (Open CircuitVoltage ) test is required to be carried out on the lithium battery, and the K value (the K value refers to the voltage drop of the battery in unit time, the self-discharge rate of the lithium battery) of the square lithium battery, current, voltage, capacity and other parameters can be obtained through the OCV test, so that the lithium battery with unqualified electrochemical parameters can be sorted out, and the quality of a battery finished product can be ensured.
In the existing detection technology, the automatic opening and pressing of the test fixture are basically finished by manually operating the detection equipment, the efficiency is extremely low, and in order to improve the detection efficiency, the automatic opening and pressing of the test fixture are required to be automatically realized in OCV detection, so that the labor is reduced, and the cost is saved. However, in the prior art, the automatic opening and pressing are realized by directly applying force to the mechanism in the vertical direction, and the structure is larger, occupies a large space, and particularly occupies a large space in the height direction. Meanwhile, the singleness of the test fixture cannot meet the requirement of quick change operation of multiple batteries.
Disclosure of Invention
In order to overcome the defects, the utility model aims to provide the automatic opening and closing clamp mechanism for the battery OCV detection, which converts left and right transverse movement of a cylinder into vertical up and down movement through movement of a cam bearing follower in a specific guide groove, so that force is applied to a detection clamp to realize opening and pressing of the detection clamp.
The technical scheme of the utility model is as follows: the automatic opening and closing clamp mechanism for the battery OCV detection comprises a bottom plate and a clamp assembly arranged on the bottom plate, wherein the clamp assembly comprises a test clamp and a control assembly, and the test clamp is arranged on the bottom plate through a clamp installation guide rail; the control assembly comprises a guide shaft, a guide mounting seat, a mounting plate mounted on the guide shaft and a cylinder mounted on the mounting plate; a limiting fixed block is arranged on the guide shaft; the air cylinder is connected with a guide groove plate, and the guide groove plate is provided with a guide groove; linear bearings are arranged at two ends of the limiting fixed block, and two ends of the limiting fixed block are sleeved on the guide shaft; a cam bearing follower is arranged on the limiting fixed block; bearing seats are further arranged on two sides of the lower end of the limiting fixed block, and the bearing seats are pressing shafts provided with corresponding test fixtures.
Furthermore, the guide shafts are arranged in parallel, and the guide shafts are vertically arranged on the bottom plate through the guide mounting seats.
Further, the guide slot plate is equipped with the slide rail subassembly towards mounting panel one side, the slide rail subassembly includes spout and linear slide rail, the spout is installed on the guide slot plate, linear slide rail installs on the mounting panel, and the guide slot plate can follow linear slide rail and control the motion.
Furthermore, the upper part of the guide shaft fixing seat is provided with a colloid buffer cushion.
Furthermore, the two ends of the pressing shaft are provided with deep groove ball bearings, and the deep groove ball bearings are arranged on the upper pressing shaft and the lower pressing shaft of the bearing seat and further coated with colloid.
Further, the cam bearing followers are two groups and are embedded in the guide groove, and can move along the guide groove in a certain stroke.
Furthermore, the guide grooves are two groups and are obliquely distributed on the guide groove plates.
Further, a cylinder connecting block is arranged between the cylinder and the guide groove plate.
The utility model has the beneficial effects that: the automatic opening and closing clamp mechanism for the battery OCV detection can realize the automatic opening and closing of the test clamp by driving the guide groove plate to transversely move through the air cylinder and converting the left and right movement into vertical force to act on the clamp through the guide groove, so that the space occupation is small; the test fixture can be subjected to stepless adjustment on a specific fixture mounting guide rail, so that the quick change of the battery can be met; the cam bearing follower guides, so that friction and blocking can be reduced, and the movement is smooth; the pressing shaft is fixedly installed through the deep groove ball bearing, so that when the test fixture is pressed down (or loosened), the rubber coating pressing shaft can rotate along with the cambered surface of the test fixture, and smooth opening and pressing are ensured. The left-right transverse motion of the cylinder is converted into vertical up-down motion through the motion of the cam bearing follower in the specific guide groove, so that force is applied to the detection clamp, the automatic opening and pressing of the detection clamp are realized, the space of the detection clamp is greatly reduced, and the utilization rate of the space is improved.
Drawings
For ease of illustration, the utility model is described in detail by the following preferred embodiments and the accompanying drawings.
FIG. 1 is a schematic view of a battery OCV detection automatic opening and closing clamp mechanism;
Fig. 2 is a schematic diagram showing a sectional structure of an automatic opening and closing clamp mechanism for battery OCV detection according to the present utility model.
Reference numerals: the test fixture comprises a bottom plate 1, a fixture assembly 2, a test fixture 3, a control assembly 4, a mounting guide rail 31, a guide shaft 41, a guide mounting seat 42, a mounting plate 43, an air cylinder 44, a limiting fixed block 45, a guide groove plate 5, a guide groove 9, a linear bearing 411, a cam bearing follower 6, a bearing seat 7, a pressing shaft 8, a sliding rail assembly 51, a sliding groove 52, a linear sliding rail 53, a colloid buffer 421, a deep groove ball bearing 81, an air cylinder connecting block 441 and a notch 91.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
The automatic opening and closing clamp mechanism for battery OCV detection according to the utility model is further described below with reference to the accompanying drawings:
1-2, an OCV detection automatic opening and closing clamp mechanism for a battery comprises a bottom plate 1 and a clamp assembly 2 mounted on the bottom plate 1, wherein the clamp assembly 2 comprises a test clamp 3 and a control assembly 4, and the test clamp 3 is mounted on the bottom plate 1 through a clamp mounting guide rail 31; the control assembly 4 comprises two guide shafts 41 which are arranged in parallel, a guide mounting seat 42, a mounting plate 43 which is arranged on the guide shafts 41, and a cylinder 44 which is arranged on the mounting plate 43; the cylinder 44 is connected with a cylinder connecting block 441, the cylinder connecting block 441 is connected with a guide groove plate 5, and two guide grooves 9 which are obliquely distributed are arranged on the guide groove plate 5.
In the embodiment, the guide shaft 41 is vertically installed on the bottom plate 1 through the guide installation seat 42, the guide shaft 41 is provided with the limiting fixed block 45, two ends of the limiting fixed block 45 are provided with the linear bearings 411, and the linear bearings at two ends of the limiting fixed block 45 are sleeved on the guide shaft 41, so that the limiting fixed block can move up and down on the guide shaft; the limiting fixed block 45 is provided with two groups of cam bearing followers 6, and the cam bearing followers 6 are respectively embedded into the two guide grooves 9 and can move along the guide grooves 9 in a certain stroke; bearing seats 7 are arranged on two sides of the lower end of the limiting fixed block 45, and the bearing seats 7 are downward-pressing shafts 8 which are provided with corresponding test fixtures 3; the two ends of the pressing shaft 8 are provided with deep groove ball bearings 81, the deep groove ball bearings 81 are arranged on the bearing seat 7, the pressing shaft 8 is further coated with colloid, and the pressing shaft can rotate along with the cambered surface of the test fixture when the test fixture is pressed down (or loosened), so that smooth opening and pressing are ensured.
In this embodiment, the side of the guide groove plate 5 facing the mounting plate 43 is provided with a sliding rail assembly 51, the sliding rail assembly 51 includes a sliding groove 52 and a linear sliding rail 53, the sliding groove 52 is mounted on the guide groove plate 5, the linear sliding rail 53 is mounted on the mounting plate 43, and the guide groove plate 5 can move left and right along the linear sliding rail 53.
In this embodiment, a colloid buffer pad 421 is disposed on the upper portion of the guide mounting seat 42 to buffer the impact caused by the falling of the limiting and fixing block 45 to ensure the safety of the guide mounting seat.
The test fixture is installed on the bottom plate through the test fixture installation guide rail, and the test fixture can adjust the test fixture interval according to battery tab interval, can satisfy the quick type change of many types of batteries.
The two guide shafts are vertically arranged on the bottom plate through two guide mounting seats respectively, a colloid buffer cushion is sleeved on the guide mounting seats for buffering the force brought by the limiting fixed block, the overall stability is ensured, the linear bearing and the cam bearing follower are respectively arranged on the limiting fixed block, and the linear bearing is sleeved on the guide shafts so that the limiting fixed block can move up and down in a certain stroke along the guide shafts; the pressing shaft is arranged on the bearing seat through a deep groove ball bearing, the bearing seat is fixed on the limiting block fixing block, and the pressing shaft is driven to move up and down when the limiting block fixing block moves up and down.
The guide groove plate is connected with the air cylinder, the air cylinder is installed on the installation plate, the installation plate is fixedly installed on the two guide shafts, a sliding rail component is arranged on the guide groove plate, the sliding rail component consists of a sliding groove and a linear sliding rail, the sliding groove is installed on the guide groove plate, the linear sliding rail is installed on the installation plate, the sliding groove is installed on the linear sliding rail, the installation plate is fixed, the air cylinder is connected with the guide groove plate through an air cylinder connecting block, and the guide groove plate can move left and right along the sliding rail under the driving of the air cylinder.
The guide groove plate is provided with a guide groove, the cam bearing follower arranged on the limit fixed block is embedded in the guide groove on the guide groove plate, and the cam bearing follower can move along the guide groove in a certain stroke, because the guide groove is obliquely distributed on the guide groove plate, two communicated notches 91 (an upper notch and a lower notch) with different heights are arranged on the guide groove, and therefore, the cam bearing follower can drive the limit fixed block to move up and down when moving in the guide groove.
Principle of operation
1. And (3) starting a test fixture: the cylinder is ventilated, a piston rod (not marked) is pushed out to drive the guide groove plate to horizontally move leftwards along the linear slide rail in a certain stroke until the cylinder is completely opened; the limiting fixed block can only move downwards along the guide shaft in a certain stroke under the limitation of the vertical guide shaft and the limit that the cam bearing follower can only move in the guide groove of the guide groove plate (from the upper notch to the lower notch); the limiting fixed block drives the pressing shaft wrapped with the soft rubber sheath to move downwards in a certain stroke, the pressing shaft presses downwards, the force acts on the test fixture, and the test fixture is opened.
2. Closing the test fixture: the other air inlet of the air cylinder is ventilated, the piston rod is pushed back to drive the guide groove plate to horizontally move rightward along the slide rail in a certain stroke until the air cylinder is completely retracted; the limiting fixed block can only move upwards in a certain stroke along the guide shaft under the limitation of the cam bearing follower only moves in the guide groove of the guide groove plate (moves from the lower notch to the upper notch) and the vertical guide shaft; the limiting fixed block drives the pressing shaft to move upwards in a certain stroke, the rubber coating pressing shaft is loosened, the force acting on the test fixture disappears, and the test fixture realizes pressing.
According to the automatic opening and closing clamp mechanism for battery OCV detection, the test clamp can be opened and pressed by driving the guide groove plate to transversely move through the air cylinder, and the left and right movement is converted into a vertical force to act on the clamp through the guide groove, so that the automatic opening and closing of the test clamp is realized, and the occupied space is small; the test fixture can be subjected to stepless adjustment on a specific fixture mounting guide rail, so that the quick change of the battery can be met; the cam bearing follower guides, so that friction and blocking can be reduced, and the movement is smooth; the pressing shaft is fixedly installed through the deep groove ball bearing, so that when the test fixture is pressed down (or loosened), the rubber coating pressing shaft can rotate along with the cambered surface of the test fixture, and smooth opening and pressing are ensured. The left-right transverse motion of the cylinder is converted into vertical up-down motion through the motion of the cam bearing follower in the specific guide groove, so that force is applied to the detection clamp, the opening and pressing of the detection clamp are realized, the space of the detection clamp is greatly reduced, and the utilization rate of the space is improved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (8)
1. The automatic opening and closing clamp mechanism for the battery OCV detection comprises a bottom plate and a clamp assembly arranged on the bottom plate, and is characterized in that the clamp assembly comprises a test clamp and a control assembly, and the test clamp is arranged on the bottom plate through a clamp installation guide rail; the control assembly comprises a guide shaft, a guide mounting seat, a mounting plate mounted on the guide shaft and a cylinder mounted on the mounting plate; a limiting fixed block is arranged on the guide shaft; the air cylinder is connected with a guide groove plate, and the guide groove plate is provided with a guide groove; linear bearings are arranged at two ends of the limiting fixed block, and two ends of the limiting fixed block are sleeved on the guide shaft; a cam bearing follower is arranged on the limiting fixed block; bearing seats are further arranged on two sides of the lower end of the limiting fixed block, and the bearing seats are pressing shafts provided with corresponding test fixtures.
2. The battery OCV detecting automatic opening and closing jig mechanism according to claim 1, wherein: the guide shafts are arranged in parallel, and are vertically arranged on the bottom plate through the guide mounting seat.
3. The battery OCV detecting automatic opening and closing jig mechanism according to claim 1, wherein: the guide slot board is equipped with the slide rail subassembly towards mounting panel one side, the slide rail subassembly includes spout and linear slide rail, the spout is installed on the guide slot board, linear slide rail installs on the mounting panel, and the guide slot board can follow linear slide rail and control the motion.
4. The battery OCV detecting automatic opening and closing jig mechanism according to claim 2, wherein: and a colloid buffer cushion is arranged on the upper part of the guide mounting seat.
5. The battery OCV detecting automatic opening and closing jig mechanism according to claim 1, wherein: and two ends of the pressing shaft are provided with deep groove ball bearings, the deep groove ball bearings are arranged on the bearing seat, and the pressing shaft is also coated with colloid.
6. The battery OCV detecting automatic opening and closing jig mechanism according to claim 5, wherein: the cam bearing followers are two groups and are embedded in the guide groove and can move along the guide groove in a certain stroke.
7. The battery OCV detecting automatic opening and closing jig mechanism according to claim 1, wherein: the guide grooves are two groups and are obliquely distributed on the guide groove plates.
8. The battery OCV detecting automatic opening and closing jig mechanism according to claim 1, wherein: and a cylinder connecting block is arranged between the cylinder and the guide groove plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322513031.4U CN221007649U (en) | 2023-09-15 | 2023-09-15 | Automatic opening and closing clamp mechanism for battery OCV detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322513031.4U CN221007649U (en) | 2023-09-15 | 2023-09-15 | Automatic opening and closing clamp mechanism for battery OCV detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221007649U true CN221007649U (en) | 2024-05-24 |
Family
ID=91121180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322513031.4U Active CN221007649U (en) | 2023-09-15 | 2023-09-15 | Automatic opening and closing clamp mechanism for battery OCV detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221007649U (en) |
-
2023
- 2023-09-15 CN CN202322513031.4U patent/CN221007649U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112037637B (en) | Directional positioning mechanism of real standard platform of pure electric vehicles motor | |
| CN221007649U (en) | Automatic opening and closing clamp mechanism for battery OCV detection | |
| CN116749572A (en) | Cell pressurizing mechanism and control method | |
| CN113206329A (en) | Battery cap assembly device | |
| CN210349991U (en) | Lamination hold-down mechanism and device | |
| CN210403940U (en) | Flaring device of electric core air bag | |
| CN212766633U (en) | Driving mechanism mounted on driving wheel of electric vehicle | |
| CN211929645U (en) | Cam lamination device capable of quickly laminating | |
| CN219303733U (en) | Lamination mechanism | |
| CN211465364U (en) | Positioning seat lifting mechanism | |
| CN208916714U (en) | Power lifting body is unloaded in heavy duty | |
| CN209169164U (en) | Battery strings double-manipulator grasping system for solar battery string high speed type-setting machine | |
| CN208579917U (en) | Automobile door lock hoisting capacity and opening and closing stroke test frame | |
| CN218920229U (en) | Integrated linear motor module | |
| CN116053606A (en) | Lamination mechanism | |
| CN112846473B (en) | Positioning clamp | |
| CN111231684A (en) | Current collector and charging system of rail vehicle | |
| CN220893985U (en) | Be fit for miniature steel ball crushing load test device | |
| CN113270603B (en) | Pressing cutter device and lamination equipment | |
| CN216151452U (en) | Pressing device and laser welding equipment | |
| CN220144398U (en) | Shaping assembly and shaping mechanism for soft-package battery cell electrode lug | |
| CN219945966U (en) | Positioning mechanism of mobile phone middle frame arc section edge strip | |
| CN221141014U (en) | High stability elevating gear | |
| CN219066859U (en) | A press claw subassembly for lamination machine | |
| CN218320546U (en) | Novel multipoint lifting device based on four-column lifting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |