CN209148773U - A kind of resistance detection machine applied to mobile phone shells - Google Patents

Abstract

The utility model discloses a resistance detection machine applied to a mobile phone case, comprising a frame, a professional resistance tester and a probe positioning device. The professional resistance tester and the probe positioning device are installed inside the frame, and the probe positioning device Including the upper fixing plate, the mounting bracket, the probe device, the double-axis cylinder, the product jig and the installation bottom plate, the two sides of the upper fixed plate and the mounting bottom plate are provided with supporting side plates, and the mounting bracket is fixedly installed under the upper fixed plate through the guide post side, the double-axis cylinder is installed through the inner side of the installation base plate, the bottom of the probe device is installed on the end cover of the double-axis cylinder, the product jig is fixedly installed on the outside of the installation base plate, and the product jig is provided with a detection probe, the probe The device includes a probe mounting plate and a detection probe on the probe mounting plate, and the detection signal of the detection probe is introduced into a professional resistance tester. It solves the problems that the existing resistance detection instruments have poor versatility, cannot detect special components such as shrapnel and conductive foam, and have low efficiency.

Description

A resistance detector applied to mobile phone shells

technical field

The utility model relates to the field of mobile phone detection, in particular to a resistance detector applied to a mobile phone shell.

Background technique

At present, manufacturers of mobile phones need to test the resistance of special components such as shrapnel and conductive foam in the mobile phone case before the mobile phone case is assembled. The existing technology mainly adopts a single-channel manual test method with a simple instrument. In addition, the labor intensity of employees is high, the test accuracy is low, the consistency of manual operation is poor, it is easy to damage the product, and the efficiency is low. It is also difficult to detect special components such as shrapnel and conductive foam, and the misjudgment rate is high.

Utility model content

In order to solve the technical problems of poor versatility of existing resistance detection instruments, inability to detect special elements such as shrapnel and conductive foam, and low efficiency, the utility model designs a resistance detection machine applied to mobile phone shells.

The utility model adopts the following technical solutions:

A resistance testing machine applied to a mobile phone case, comprising a frame, a professional resistance tester and a probe positioning device, wherein the professional resistance tester and the probe positioning device are installed inside the frame, and the probe positioning The device includes an upper fixing plate, an installation bracket, a probe device, a double-axis cylinder, a product fixture and an installation base plate. Support side plates are provided on both sides of the upper fixing plate and the installation base plate, and the installation bracket passes through the guide post. It is fixedly installed on the lower side of the upper fixed plate, the double-axis cylinder is installed through the inner side of the installation bottom plate, the bottom of the probe device is installed on the end cover of the double-axis cylinder, and the product fixture is fixedly installed on the inner side of the installation bottom plate. On the outer side of the installation base plate, a floating probe installation block is arranged in the product fixture, and a detection probe is arranged in the floating probe installation block, and the probe device is driven by a biaxial cylinder on the installation bracket. The probe device includes a probe mounting plate and a detection probe on the probe mounting plate, and the detection signal of the detection probe is introduced into the professional resistance tester.

Preferably, the number of the detection probes is plural.

Preferably, the top of the mounting bracket is provided with a cushioning silicone pad.

Preferably, the bottom of the product jig is provided with a spring plunger for the jig to lift up.

Preferably, a limit buffer is further arranged on the installation base plate, and the limit buffer is arranged between the product fixture and the double-axis air cylinder.

Preferably, the number of the biaxial cylinders is two.

Preferably, the bottom of the frame is provided with rolling casters.

Preferably, a foot-operated switch is arranged in the frame, and the foot-operated switch is connected to the double-axis air cylinder.

The beneficial effects of the utility model are: 1. The use of replaceable floating fixtures and product fixtures with strong versatility can quickly meet the detection requirements of different products; 2. The detection probe can effectively meet special requirements such as shrapnel and conductive foam. The resistance detection requirements of the point; 3. The structure is optimized, and the detection probe is moved up and down by the double-axis cylinder, which effectively reduces the unstable factors of the machine and improves the detection efficiency; The front and back sides of the shell are detected at the same time to improve efficiency.

Description of drawings

Fig. 1 is a kind of structural representation of the present utility model;

Fig. 2 is the structural representation of the probe positioning device in the present utility model;

In Figure 1-2: 1. Frame, 2. Professional resistance tester, 3. Probe positioning device, 30. Upper fixing plate, 31. Supporting side plate, 32. Mounting bracket, 33. Probe device, 330, Probe Mounting Plate, 331, Detection Probe, 34, Mounting Base Plate, 35, Product Fixture, 36, Dual-axis Air Cylinder, 37, Guide Post, 38, Buffer Silicone Pad, 39, Limit Buffer, 4, Rolling Caster , 5, spring plunger.

Detailed ways

Below by specific embodiment, and in conjunction with accompanying drawing, the technical scheme of the present utility model is further described in detail:

Embodiment: As shown in the accompanying drawings 1-2, a resistance detector applied to a mobile phone case includes a frame 1, a professional resistance tester 2 and a probe positioning device 3, the professional resistance tester 2, the probe The needle positioning device 3 is installed inside the frame 1, and the bottom of the frame 1 is provided with rolling casters 4, and the professional resistance tester 2 and the probe positioning device 3 are fixedly installed inside the frame 1, and the rolling casters 4 The rack 1 moves in the assembly shop.

The probe positioning device 3 includes an upper fixing plate 30 , an installation bracket 32 , a probe device 33 , a biaxial cylinder 36 , a product fixture 35 and an installation bottom plate 34 . The side is provided with a supporting side plate 31, the mounting bracket 32 is fixedly installed on the lower side of the upper fixing plate 30 through the guide post 37, the top of the mounting bracket 32 is provided with a buffering silicone pad 38, and the double-axis cylinder 36 is installed through it. On the inner side of the mounting base plate 34, the number of the biaxial cylinders 36 is 2, the bottom of the probe device 33 is installed on the end cover of the biaxial cylinder 36, and the product fixture 35 is fixedly installed on the On the outer side of the mounting base plate 34, a floating probe mounting block is provided in the product fixture 35, a detection probe 331 is provided in the floating probe mounting block, and the bottom of the product fixture 35 is provided with a jig top The spring plunger 5 is lifted, and the probe device 33 is displaced up and down between the mounting bracket 32 and the product fixture 35 under the driving of the biaxial cylinder 36. The probe device 33 includes a probe mounting plate 330 and a probe The detection probes 331 on the installation board 330, the detection signals of the detection probes 331 are introduced into the professional resistance tester 2, the number of the detection probes 331 is plural, and the upper fixing plate 30 and the installation bottom plate 34 pass through The support side plate 31 is fixed to form an installation cavity, the lower part of the upper fixing plate 30 is fixed with the installation bracket 32, the installation bottom plate 34 is fixed on the product fixture 35, the mobile phone case is mounted on the product fixture 35, and the installation bottom plate 34 is on the inner side of the product fixture 35. A dual-axis cylinder 36 is also provided, and a probe device 33 is installed on the end cover of the dual-axis cylinder 36. The probe device 33 moves back and forth between the mounting bracket 32 and the product fixture 35 to detect point-to-point contact with the mobile phone case. A detection probe 331 is installed in the fixture 35 , so that the front and back sides of the mobile phone case can simultaneously perform point resistance detection, thereby improving the detection efficiency.

The installation bottom plate 34 is also provided with a limit buffer 39, and the limit buffer 39 is arranged between the product fixture 35 and the biaxial cylinder 36, in order to prevent the probe device 33 from pressing down excessively to damage the detection probe. 331 or a component in the mobile phone case, a limit buffer 39 is provided so that the downward stroke of the probe device 33 is controlled within a safe range.

The frame 1 is provided with a foot start switch, the foot start switch is connected with the double-axis air cylinder 36, and the operation of the double-axis air cylinder 36 is controlled by the foot start switch. The shaft cylinder 36 drives the probe device 33 to move downward for detection. After the detection is completed, the foot start switch is turned off, and the double shaft cylinder 36 is reset.

The above-mentioned embodiment is only a preferred solution of the present utility model, and does not limit the present utility model in any form. There are other variations and modifications under the premise of not exceeding the technical solutions recorded in the claims. type.

Claims (8)

1. a resistance tester applied to a mobile phone case, comprising a frame, a professional resistance tester and a probe positioning device, it is characterized in that, the professional resistance tester, the probe positioning device are installed inside the frame , the probe positioning device includes an upper fixing plate, an installation bracket, a probe device, a biaxial cylinder, a product fixture and an installation bottom plate, and two sides of the upper fixed plate and the installation bottom plate are provided with supporting side plates, so The installation bracket is fixedly installed on the lower side of the upper fixed plate through the guide post, the biaxial cylinder is installed through the inner side of the installation base plate, the bottom of the probe device is installed on the end cover of the biaxial cylinder, and the The product fixture is fixedly installed on the outer side of the installation base plate, the product fixture is provided with a floating probe mounting block, the floating probe mounting block is provided with a detection probe, and the probe device is installed in a biaxial cylinder. The probe device is moved up and down between the mounting bracket and the product fixture under the driving of the probe device. The probe device includes a probe mounting plate and a detection probe on the probe mounting plate. The detection signal of the detection probe is introduced into the professional resistance test. in the instrument. 2 . The resistance detector applied to a mobile phone case according to claim 1 , wherein the number of the detection probes is plural. 3 . 3 . The resistance detector applied to a mobile phone case according to claim 1 , wherein the top of the mounting bracket is provided with a buffer silicone pad. 4 . 4 . The resistance detection machine applied to a mobile phone case according to claim 1 , wherein the bottom of the product jig is provided with a spring plunger for the jig to lift up. 5 . 5. A resistance detector applied to a mobile phone case according to claim 1, wherein a limit buffer is also arranged on the mounting base plate, and the limit buffer is arranged on the product jig between the two-shaft cylinder. 6 . The resistance detection machine applied to a mobile phone case according to claim 1 , wherein the number of the two-axis cylinders is 2. 7 . 7 . The resistance detector applied to a mobile phone case according to claim 1 , wherein the bottom of the frame is provided with rolling casters. 8 . 8 . The resistance detector of claim 1 , wherein a foot-operated switch is provided in the frame, and the foot-operated switch is connected to the biaxial air cylinder. 9 . .