CN211651912U

CN211651912U - U-shaped lock catch elasticity testing device

Info

Publication number: CN211651912U
Application number: CN202020424807.9U
Authority: CN
Inventors: 干相泉; 胡成涛; 赵军; 陆浩伟
Original assignee: Wujiang Xinyu Precision Mould Co ltd
Current assignee: Wujiang Xinyu Precision Mould Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-10-09
Anticipated expiration: 2030-03-30

Abstract

The utility model relates to a U-shaped lock catch elasticity testing device, which comprises a bottom plate, a fixed seat, a compression cylinder, a linear module, a force sensor and a mandril; the fixing seat is positioned on the upper end surface of the bottom plate, a positioning groove is formed in the middle of the fixing seat, the pressing cylinder is positioned at the top of the fixing seat, a pressing plate is arranged in the positioning groove and connected with the bottom end of a piston rod of the pressing cylinder; the linear module is connected with the support on the bottom plate, a sliding block is arranged on a sliding plate of the linear module, the force sensor is positioned on the sliding block, the ejector rod is movably connected with the sliding block through a guide plate, and the ejector rod is connected with a detection end of the force sensor. The utility model relates to a U-shaped hasp elasticity testing arrangement can carry out automatic elasticity test to the U-shaped hasp of battery cover, detects accurately to detect the operation at every turn and be identical, avoid causing the destruction to the U-shaped hasp.

Description

U-shaped lock catch elasticity testing device

Technical Field

The utility model relates to an elasticity detection device, concretely relates to U-shaped hasp elasticity testing arrangement.

Background

The remote controller of the household appliance usually adopts a battery as a power supply, so a battery chamber and a battery cover are required to be arranged on the remote controller. The battery cover is clamped with the battery bin groove through the lock catch.

The latch of the battery cover is generally designed into a U-shaped structure so as to be fastened by its own elasticity. The battery cover is mostly an injection molding part, and because the glue inlet of the mold is mostly arranged at the lock catch of the battery cover, the mold is easy to deform after being deducted in the mold opening process, and therefore the elasticity test of the U-shaped lock catch of the battery cover is needed after the injection molding.

Most of existing elasticity tests are conducted through manual outward breaking or pressing of the U-shaped lock catch, but the detection accuracy of the mode is low, force applied by hands of people at each time is different, and the phenomenon that the lock catch is broken easily occurs.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the U-shaped lock catch elasticity testing device can automatically test the elasticity of the U-shaped lock catch of the battery cover, is accurate in detection, completely consistent in detection operation every time, and avoids damage to the U-shaped lock catch.

In order to achieve the above object, the present invention provides the following technical solutions:

a U-shaped lock catch elasticity testing device comprises a bottom plate, a fixed seat, a pressing cylinder, a linear module, a force sensor and an ejector rod; the fixing seat is positioned on the upper end surface of the bottom plate, a positioning groove is formed in the middle of the fixing seat, the pressing cylinder is positioned at the top of the fixing seat, a pressing plate is arranged in the positioning groove and connected with the bottom end of a piston rod of the pressing cylinder; the linear module is connected with the support on the bottom plate, a sliding block is arranged on a sliding plate of the linear module, the force sensor is positioned on the sliding block, the ejector rod is movably connected with the sliding block through a guide plate, and the ejector rod is connected with a detection end of the force sensor.

Furthermore, the positioning groove is horizontally arranged and is laterally grooved, and the ejector rod corresponds to one end of the positioning groove in position.

Further, the straight line module is obliquely arranged relative to the horizontal plane; the force sensor is fixedly connected with the sliding block.

Furthermore, the ejector rod is in a shape of a long and thin rod, the ejector rod penetrates through the through hole in the guide plate, and the outer diameter of the ejector rod is in clearance fit with the inner diameter of the through hole.

Furthermore, the side of fixing base is provided with the stopper, the stopper specifically is located the constant head tank towards one side of ejector pin.

The utility model has the advantages that: the utility model provides a U-shaped hasp elasticity testing arrangement, uses through the cooperation of fixing base, compress tightly cylinder, clamp plate, sharp module, force transducer, ejector pin and deflector, can carry out automatic elasticity test to the U-shaped hasp of battery cover, detects accurately, can guarantee the accuracy of testing result to detect the operation at every turn and be identical, avoid causing the destruction to the U-shaped hasp.

Drawings

Fig. 1 is a schematic view of the overall structure of the U-shaped latch elasticity testing device of the present invention.

Fig. 2 is a schematic view of the overall structure of the U-shaped latch elasticity testing device according to another view angle of the present invention.

In the figure: 1. a base plate; 2. a fixed seat; 3. positioning a groove; 4. a pressing cylinder; 5. pressing a plate; 6. a support; 7. a linear module; 8. a slider; 9. a force sensor; 10. a top rod; 11. a guide plate; 12. and a limiting block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 and 2, a U-shaped latch elasticity testing device includes a base plate 1, a fixing seat 2, a pressing cylinder 4, a linear module 7, a force sensor 9, and a push rod 10; the fixed seat 2 is positioned on the upper end surface of the bottom plate 1, a positioning groove 3 is formed in the middle of the fixed seat 2, the compressing cylinder 4 is positioned at the top of the fixed seat 2, a pressing plate 5 is arranged in the positioning groove 3, and the pressing plate 5 is connected with the bottom end of a piston rod of the compressing cylinder 4; the device comprises a base plate 1, a linear module 7, a sliding plate, a force sensor 9, a push rod 10, a guide plate 11, a sliding block 8, a sliding plate 8, a sliding block 7, a force sensor 9, a detection end of the force sensor 9, a U-shaped lock catch of a battery cover product, a push rod 10 and a U-shaped lock catch of the battery cover product, wherein the linear module 7 is connected with the support 6 on the base plate 1, the sliding plate of the linear module 7 is provided with the sliding block 8, the linear module 7 is used for driving the sliding block 8 to slide.

The positioning groove 3 is horizontally arranged and is laterally grooved, the ejector rod 10 corresponds to one end of the positioning groove 3 in position, and the positioning groove 3 is used for positioning a battery cover product.

The linear module 7 is obliquely arranged relative to the horizontal plane; the force sensor 9 is fixedly connected with the slide block 8.

The ejector rod 10 is in a shape of a long and thin rod, the ejector rod 10 penetrates through the through hole in the guide plate 11, the outer diameter of the ejector rod 10 is in clearance fit with the inner diameter of the through hole, and the ejector rod 10 can slide relative to the guide plate 11, so that the friction force between the ejector rod 10 and the through hole in the guide plate 11 is extremely small and can be ignored.

The side of fixing base 2 is provided with stopper 12, stopper 12 specifically is located the one side of constant head tank 3 towards ejector pin 10, and stopper 12 is used for spacing to the battery cover product.

And the electromagnetic air valve of the compaction air cylinder 4, the linear module 7 and the force sensor 9 are electrically connected with an external control computer.

The utility model discloses a theory of operation does: firstly, putting a battery cover product to be detected into the positioning groove 3, and tightly pushing the battery cover product against the limiting block 12; then a piston rod of the pressing cylinder 4 drives the pressing plate 5 to descend to press the battery cover product, so that positioning is realized; then the linear module 7 drives the sliding block 8 to slide towards the battery cover product, the battery cover product is fed for a certain distance after the ejector rod 10 contacts the U-shaped lock catch of the battery cover product, and the force sensor 9 reads the elastic force applied to the ejector rod 10 by the U-shaped lock catch at the moment, so that the elastic force test is realized; if the elastic force value measured by the force sensor 9 is not in the design range, the U-shaped lock catch is deformed, and the battery cover product is unqualified.

The above examples are provided for further illustration of the present invention, but do not limit the present invention to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood as being within the protection scope of the present invention.

Claims

1. The utility model provides a U-shaped hasp elasticity testing arrangement which characterized in that: comprises a bottom plate (1), a fixed seat (2), a pressing cylinder (4), a linear module (7), a force sensor (9) and a mandril (10); the fixing seat (2) is positioned on the upper end face of the bottom plate (1), a positioning groove (3) is formed in the middle of the fixing seat (2), the compressing cylinder (4) is positioned on the top of the fixing seat (2), a pressing plate (5) is arranged in the positioning groove (3), and the pressing plate (5) is connected with the bottom end of a piston rod of the compressing cylinder (4); the straight line module (7) is connected with a support (6) on the bottom plate (1), a sliding block (8) is arranged on a sliding plate of the straight line module (7), the force sensor (9) is located on the sliding block (8), the ejector rod (10) is movably connected with the sliding block (8) through a guide plate (11), and the ejector rod (10) is connected with a detection end of the force sensor (9).

2. The device for testing the elasticity of a U-shaped lock catch according to claim 1, wherein: the positioning groove (3) is horizontally arranged and is provided with a groove in the side direction, and the ejector rod (10) corresponds to one end of the positioning groove (3).

3. The device for testing the elasticity of the U-shaped lock catch according to claim 2, wherein: the linear module (7) is obliquely arranged relative to the horizontal plane; the force sensor (9) is fixedly connected with the sliding block (8).

4. The device for testing the elasticity of a U-shaped lock catch according to claim 3, wherein: the ejector rod (10) is in a shape of a long and thin rod, the ejector rod (10) penetrates through the through hole in the guide plate (11), and the outer diameter of the ejector rod (10) is in clearance fit with the inner diameter of the through hole.

5. The device for testing the elasticity of a U-shaped lock catch according to claim 4, wherein: the side of fixing base (2) is provided with stopper (12), stopper (12) specifically are located constant head tank (3) towards one side of ejector pin (10).