New energy automobile copper bar profile tolerance go-no go gauge

Abstract

The utility model relates to the technical field of profile tolerance go-no go gauges, in particular to a new energy automobile copper bar profile tolerance go-no go gauge which comprises a pressing included angle, a detection block, a copper bar workpiece and a pin-containing detection tool, the detection block is arranged on one side of the pressing included angle, the copper bar workpiece is installed at the upper end of the detection block, and the pin-containing detection tool is connected to the inner side of the copper bar workpiece in a sliding mode. A plug gauge is slidably connected between the copper bar workpiece and the detection tool with the pin, a moving assembly is slidably connected to the outer side of the plug gauge, a sliding block assembly is slidably connected to the lower end of the moving assembly, a base assembly is slidably connected to the outer side of the sliding block assembly, and the moving assembly comprises a stand column, a limiting ring groove is formed in the outer side of the stand column, and a moving rod is fixedly connected to the outer side of the stand column. According to the utility model, the surface of the go / no-go gauge can be cleaned before and after each measurement, and impurities are prevented from being attached to a tiny gap between a measurement tool and a measured object to affect the measurement accuracy.

Description

Technical Field

[0001] The utility model relates to the technical field of profile go-no-go gauges, and specifically relates to a profile go-no-go gauge for copper bars of new energy vehicles. Background Technique

[0002] A profile go-no-go gauge is a special measuring tool used to detect whether the surface profile of a part meets the design requirements. It determines whether the part is within the tolerance range by the fit between the actual profile of the part and the ideal profile of the gauge, as well as the use of the go gauge and no-go gauge, so as to ensure the qualification of the part.

[0003] Whether the profile of the copper bar of a new energy vehicle meets the standard can directly affect the electrical performance of the vehicle. Therefore, it is necessary to use a gauge and a profile go-no-go gauge to measure whether the profile of the copper bar meets the requirements. When the operator holds the go-no-go gauge for detection, dust and stains on the hand will adhere to the surface of the go-no-go gauge, and these impurities will fill the tiny gap between the measuring tool and the measured object, resulting in deviation of the measurement result. Therefore, a profile go-no-go gauge for copper bars of new energy vehicles is proposed for the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide a profile go-no-go gauge for copper bars of new energy vehicles to solve the problem that when the operator holds the go-no-go gauge for detection, dust and stains on the hand will adhere to the surface of the go-no-go gauge, and these impurities will fill the tiny gap between the measuring tool and the measured object, resulting in deviation of the measurement result.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A go-no-go gauge for the profile of a copper busbar of a new energy vehicle, comprising a pressing angle, a detection block, a copper busbar workpiece and a pin-type fixture. A detection block is arranged on one side of the pressing angle. A copper busbar workpiece is installed at the upper end of the detection block. A pin-type fixture is slidably connected inside the copper busbar workpiece. A plug gauge is slidably connected between the copper busbar workpiece and the pin-type fixture. A moving component is slidably connected to the outside of the plug gauge. A slider component is slidably connected to the lower end of the moving component. A base component is slidably connected to the outside of the slider component. The moving component includes a column. A limiting ring groove is formed on the outside of the column. A moving rod is fixedly connected to the outside of the column. A semi-cylindrical clamping tube is fixedly connected to the upper end of the column. A clamping groove is formed inside the semi-cylindrical clamping tube. A ring is fixedly connected to one end of the semi-cylindrical clamping tube. A brush rod is fixedly connected to the inside of the ring. The slider component includes a grooved slider. A slider groove is formed inside the grooved slider. The base component includes a grooved base. A base sliding groove is formed inside the grooved base. A through hole is formed on one side of the grooved base. A rotating hole is formed inside the grooved base. A sliding rod is slidably connected inside the through hole. A return spring is fixedly connected to one side of the grooved base. A rotating handle is rotatably connected inside the rotating hole. A cam is fixedly connected to the outside of the rotating handle.

[0007] As a further optimized content of the present utility model, wherein: the projection of the column in the vertical direction is rectangular, the included angle between the moving rod and the column is 90°, and the inner side of the clamping groove fits with the outer side of the plug gauge.

[0008] As a further optimized content of the present utility model, wherein: the included angle between the plug gauge and the ring is 90°, a plurality of brush rods are provided, the brush rods are distributed in an annular array inside the ring, and the included angle between the brush rods and the plug gauge is 90°.

[0009] As a further optimized content of the present utility model, wherein: the included angle between the moving component and the slider component is 90°, the projection of the grooved slider in the vertical direction is rectangular, and the inner side of the slider groove fits with the outer side of the column.

[0010] As a further optimized content of the present utility model, wherein: the bottom end surface of the grooved base and the bottom end surface of the pin-type fixture are on the same horizontal plane, the inner side of the base sliding groove fits with the outer side of the grooved slider, two through holes are provided, and the two through holes are symmetrically distributed front and back on one side of the grooved base.

[0011] As a further optimized content of the present utility model, wherein: the shape of the rotating hole is cylindrical, the inner side of the rotating hole fits with the outer side of the rotating handle, the included angle between the rotating handle and the cam is 90°, and the outer side of the cam fits with the grooved slider.

[0012] As a further optimized content of the present utility model, wherein: one end of the reset spring is fixedly connected with a sliding rod, there are two sliding rods, the sliding rods correspond to the through holes one by one, there are two reset springs, and the reset springs correspond to the sliding rods one by one.

[0013] Compared with the prior art, the beneficial effects of the present utility model are:

[0014] In the present utility model, through the arranged moving component, the surface of the go-no-go gauge can be cleaned before and after each measurement, avoiding impurities from adhering in the tiny gap between the measuring tool and the measured object, affecting the measurement accuracy, and at the same time reducing the damage of the measuring tool caused by the accumulation of pollutants, extending the service life of the go-no-go gauge. Through the arranged base component, the traditional manual detection method is optimized, reducing the measurement error caused by improper human operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0016] Figure 2 is a schematic sectional structure diagram of the moving component of the present utility model;

[0017] Figure 3 is a schematic sectional structure diagram of the slider component of the present utility model;

[0018] Figure 4 is a schematic structure diagram of the base component of the present utility model;

[0019] Figure 5 is an exploded structure diagram of the base component of the present utility model.

[0020] In the figure: 1, pressing angle; 2, detection block; 3, copper row workpiece; 4, pin-type gauge; 5, plug gauge;

[0021] 6, moving component; 61, column; 62, limit ring groove; 63, moving rod; 64, semi-cylindrical clamping tube; 65, clamping groove; 66, ring; 67, brush rod; 7, slider component; 71, grooved slider; 72, slider groove; 8, base component; 81, grooved base; 82, base chute; 83, through hole; 84, rotation hole; 85, sliding rod; 86, reset spring; 87, rotating handle; 88, cam. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0023] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprising" and / or "including" are used in this specification, they indicate the presence of features, steps, operations, devices, components, and / or combinations thereof.

[0024] Please refer to Figures 1-5 , the present utility model provides a technical solution:

[0025] A go-no-go gauge for the profile of a copper busbar of a new energy vehicle, comprising a pressing angle 1, a detection block 2, a copper busbar workpiece 3, and a pin-type gauge 4. A detection block 2 is arranged on one side of the pressing angle 1, a copper busbar workpiece 3 is installed at the upper end of the detection block 2, a pin-type gauge 4 is slidably connected to the inner side of the copper busbar workpiece 3, a plug gauge 5 is slidably connected between the copper busbar workpiece 3 and the pin-type gauge 4, a moving component 6 is slidably connected to the outer side of the plug gauge 5, a slider component 7 is slidably connected to the lower end of the moving component 6, and a base component 8 is slidably connected to the outer side of the slider component 7. The moving component 6 includes a column 61, a limiting ring groove 62 is opened on the outer side of the column 61, a moving rod 63 is fixedly connected to the outer side of the column 61, a semi-cylindrical clamping tube 64 is fixedly connected to the upper end of the column 61, a clamping groove 65 is opened on the inner side of the semi-cylindrical clamping tube 64, a ring 66 is fixedly connected to one end of the semi-cylindrical clamping tube 64, and a brush rod 67 is fixedly connected to the inner side of the ring 66. The slider component 7 includes a grooved slider 71, a slider groove 72 is opened on the inner side of the grooved slider 71, the base component 8 includes a grooved base 81, a base sliding groove 82 is opened on the inner side of the grooved base 81, a through hole 83 is opened on one side of the grooved base 81, a rotating hole 84 is opened on the inner side of the grooved base 81, a sliding rod 85 is slidably connected to the inner side of the through hole 83, a return spring 86 is fixedly connected to one side of the grooved base 81, a rotating handle 87 is rotatably connected to the inner side of the rotating hole 84, and a cam 88 is fixedly connected to the outer side of the rotating handle 87.

[0026] As a further implementation of this solution, the projection of the column 61 in the vertical direction is rectangular, the included angle between the moving rod 63 and the column 61 is 90°, and the inner side of the clamping groove 65 fits with the outer side of the plug gauge 5. Such a design can effectively control the structure of the device and improve the operation accuracy of the device;

[0027] As a further implementation of this solution, the included angle between the plug gauge 5 and the ring 66 is 90°. A number of brush rods 67 are provided, and the brush rods 67 are distributed in an annular array inside the ring 66. The included angle between the brush rods 67 and the plug gauge 5 is 90°. Such a design can achieve a better cleaning effect and improve the cleanliness of the equipment;

[0028] As a further implementation of this solution, the included angle between the moving component 6 and the slider component 7 is 90°. The projection of the grooved slider 71 in the vertical direction is rectangular. The inner side of the slider groove 72 is fitted with the outer side of the column 61. Such a design is beneficial to improving the engagement degree between components and enhancing the stability of the device;

[0029] As a further implementation of this solution, the bottom end surface of the grooved base 81 and the bottom end surface of the pin gauge 4 are on the same horizontal plane. The inner side of the base chute 82 is fitted with the outer side of the grooved slider 71. Two through holes 83 are provided, and the two through holes 83 are symmetrically distributed front and back on one side of the grooved base 81. Such a design is more reasonable and beneficial to the cooperation between the device components;

[0030] As a further implementation of this solution, the shape of the rotating hole 84 is cylindrical. The inner side of the rotating hole 84 is fitted with the outer side of the rotating handle 87. The included angle between the rotating handle 87 and the cam 88 is 90°. The outer side of the cam 88 is fitted with the grooved slider 71. Such a design is beneficial to the transmission of force between components and improves the working efficiency of the device;

[0031] As a further implementation of this solution, one end of the return spring 86 is fixedly connected with a sliding rod 85. Two sliding rods 85 are provided, and the sliding rods 85 correspond to the through holes 83 one by one. Two return springs 86 are provided, and the return springs 86 correspond to the sliding rods 85 one by one. Such a design is beneficial to the mutual support between components and can make the operation of the device more stable;

[0032] Workflow: During the use of the device, place the copper bar workpiece 3 in the groove at the upper end of the detection block 2, so that the holes formed in the copper bar workpiece 3 are simultaneously fitted with the detection pins on the detection block 2 and the pin-type gauge 4. Then, use the pressing clamp angle 1 to fix the copper bar workpiece 3. At this time, first pass one end of the plug gauge 5 through the ring 66, and then place the plug gauge 5 in the card slot 65. At this time, rotate the rotating handle 87 to drive the cam 88 to rotate. When the cam 88 rotates, it will push the slider assembly 7 to move inside the base assembly 8. When the slider assembly 7 moves a certain distance, it will push the moving rod 63 to drive the column 61 to slide inside the slider groove 72. When the column 61 moves, it will drive the semi-cylindrical clamping tube 64 fixedly connected to the upper end to move. The movement of the semi-cylindrical clamping tube 64 drives the plug gauge 5 placed inside to move. One end of the plug gauge 5 will slide in the gap generated between the copper bar workpiece 3 and the pin-type gauge 4. According to the passing situation of the go end and no-go end of the plug gauge 5, it is judged whether the profile of the copper bar workpiece 3 meets the standard. After the plug gauge 5 is used, take out the plug gauge 5 from the semi-cylindrical clamping tube 64. At this time, the brush rod 67 will rub against the plug gauge 5 to wipe off the dust and stains on the surface of the plug gauge 5.

[0033] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A go-no-go gauge for the profile of a copper busbar of a new energy vehicle, comprising a pressing angle (1), a detection block (2), a copper busbar workpiece (3) and a pin-type inspection tool (4), characterized in that: On one side of the pressing angle (1), there is a detection block (2). A copper bar workpiece (3) is installed at the upper end of the detection block (2). A pin-type gauge (4) is slidably connected to the inner side of the copper bar workpiece (3). A plug gauge (5) is slidably connected between the copper bar workpiece (3) and the pin-type gauge (4). A moving component (6) is slidably connected to the outer side of the plug gauge (5). A slider component (7) is slidably connected to the lower end of the moving component (6). A base component (8) is slidably connected to the outer side of the slider component (7). The moving component (6) includes a column (61). A limiting ring groove (62) is formed on the outer side of the column (61). A moving rod (63) is fixedly connected to the outer side of the column (61). A semi-cylindrical clamping tube (64) is fixedly connected to the upper end of the column (61). A clamping groove (65) is formed on the inner side of the semi-cylindrical clamping tube (64). A ring (66) is fixedly connected to one end of the semi-cylindrical clamping tube (64). A brush rod (67) is fixedly connected to the inner side of the ring (66). The slider component (7) includes a grooved slider (71). A slider groove (72) is formed on the inner side of the grooved slider (71). The base component (8) includes a grooved base (81). A base sliding groove (82) is formed on the inner side of the grooved base (81). A through hole (83) is formed on one side of the grooved base (81). A rotating hole (84) is formed on the inner side of the grooved base (81). A sliding rod (85) is slidably connected to the inner side of the through hole (83). A return spring (86) is fixedly connected to one side of the grooved base (81). A rotating handle (87) is rotatably connected to the inner side of the rotating hole (84). A cam (88) is fixedly connected to the outer side of the rotating handle (87).

2. The all-or-nothing gauge for the copper bar profile of a new energy vehicle according to claim 1, characterized in that: The projection of the column (61) in the vertical direction is rectangular. The included angle between the moving rod (63) and the column (61) is 90°. The inner side of the clamping groove (65) fits with the outer side of the plug gauge (5).

3. The all-go and no-go gauge for the copper bar profile of a new energy vehicle according to claim 1, characterized in that: The included angle between the plug gauge (5) and the ring (66) is 90°. A plurality of brush rods (67) are provided. The brush rods (67) are distributed in an annular array on the inner side of the ring (66). The included angle between the brush rods (67) and the plug gauge (5) is 90°.

4. A go / no-go gauge for the profile of a copper busbar of a new energy vehicle according to claim 1, characterized in that: The included angle between the moving component (6) and the slider component (7) is 90°. The projection of the grooved slider (71) in the vertical direction is rectangular. The inner side of the slider groove (72) fits with the outer side of the column (61).

5. A go-no-go gauge for the profile of a copper busbar of a new energy vehicle according to claim 1, characterized in that: The bottom end surface of the grooved base (81) is on the same horizontal plane as the bottom end surface of the pin-type gauge (4). The inner side of the base sliding groove (82) fits with the outer side of the grooved slider (71). Two through holes (83) are provided. The two through holes (83) are symmetrically distributed front and back on one side of the grooved base (81).

6. A go-no-go gauge for the profile of a copper busbar of a new energy vehicle according to claim 1, characterized in that: The shape of the rotating hole (84) is cylindrical. The inner side of the rotating hole (84) fits with the outer side of the rotating handle (87). The included angle between the rotating handle (87) and the cam (88) is 90°. The outer side of the cam (88) fits with the grooved slider (71).

7. A go-no-go gauge for the profile of a copper busbar of a new energy vehicle according to claim 1, characterized in that: One end of the reset spring (86) is fixedly connected with a sliding rod (85). There are two sliding rods (85), and the sliding rods (85) correspond to the through holes (83) one by one. There are two reset springs (86), and the reset springs (86) correspond to the sliding rods (85) one by one.

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