Portable testing device

Abstract

The utility model discloses a portable testing device which comprises a box body, a power device arranged at the top end of the box body and a testing tool arranged in the box body, and the output end of the power device penetrates through the box body in a sliding mode and is connected to the testing tool. The testing tool comprises a fixed testing head arranged on the bottom wall of the box body and a movable testing head connected to the power device, and a pressure sensor is arranged between the movable testing head and the power device. The portable testing device is simple in structure, small in overall size and self weight and convenient to carry and carry.

Description

Technical Field

[0001] The utility model relates to the field of automotive wire harness fasteners, and particularly relates to a portable testing device. Background Art

[0002] The wire harness is one of the important components of an automobile. The wire harness is used to provide power, ground wire, and signal transmission between electrical appliances. With the increase in automobile functions and the widespread application of electronic control technology, there are more and more electrical components, and the wires will become more and more numerous and thicker, especially prominent in new energy or hybrid vehicles. In actual use, there are certain requirements for the pulling force of the cable ties used for automotive wire harnesses, and it is necessary to test through a tensile testing machine. However, the existing tensile testing machines are relatively large in size, which is not convenient for carrying and use. Therefore, improvements are needed. Content of the Utility Model

[0003] The purpose of the utility model is to provide a portable testing device to overcome the deficiencies in the prior art.

[0004] To achieve the above purpose, the utility model provides the following technical solutions:

[0005] An embodiment of the utility model discloses a portable testing device, which includes a box body, a power device arranged at the top end of the box body, and a testing tooling arranged inside the box body. The output end of the power device slidably penetrates through the box body and is connected to the testing tooling. The testing tooling includes a fixed testing head arranged on the bottom wall of the box body and a movable testing head connected to the power device. A pressure sensor is arranged between the movable testing head and the power device.

[0006] Further, in the above portable testing device, the fixed testing head includes a first semi-cylinder, and the movable testing head includes a second semi-cylinder. The first semi-cylinder and the second semi-cylinder form a cylindrical structure.

[0007] Further, in the above portable testing device, the fixed testing head is arranged on the bottom wall of the box body through an adjusting seat. The adjusting seat includes a first mounting plate arranged on the bottom wall of the box body, a second mounting plate slidably arranged on the first mounting plate, and a third mounting plate slidably arranged on the second mounting plate.

[0008] Further, in the above portable testing device, the sliding direction of the third mounting plate is perpendicular to the sliding direction of the second mounting plate.

[0009] Further, in the above portable testing device, one end of the fixed testing head protrudes with a first sliding part and is slidably connected to the third mounting plate.

[0010] Furthermore, in the above-mentioned portable testing device, the movable testing head is slidably connected to the pressure sensor via an adjusting block, and a second sliding portion protrudes from one end of the movable testing head and is slidably connected to the adjusting block.

[0011] Furthermore, in the above-mentioned portable testing device, the box body includes a bottom plate and a top plate arranged opposite to each other, and side plates respectively supported on both sides between the bottom plate and the top plate, the top ends of the two side plates protrude from the top plate, and a first handle is provided.

[0012] Furthermore, in the above-mentioned portable testing device, one of the side panels is hinged with a protective door, and a second handle is provided on the protective door.

[0013] Furthermore, in the above-mentioned portable testing device, an operation panel is provided at the top of the top plate on a side close to the protective door, and a control cabinet is provided on a side of the box body away from the protective door.

[0014] Furthermore, in the above-mentioned portable testing device, operation windows are respectively provided in the two side panels.

[0015] Compared with the prior art, the advantages of the utility model are: the portable testing device has a simple structure, a small overall volume and weight, is easy to carry and transport, and can be spliced ​​into a first semi-cylinder and a second semi-cylinder of a cylindrical structure, which conforms to the actual use scenarios of cable ties and improves test accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 Shown is a schematic structural diagram of a portable testing device in a specific embodiment of the utility model.

[0018] Figure 2 Shown is a schematic diagram of the installation of a testing tool in a specific embodiment of the utility model.

[0019] Figure 3 Shown is a schematic structural diagram of a testing tool in a specific embodiment of the utility model. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present utility model will be described in detail below with reference to 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 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.

[0021] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation of the present utility model. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0022] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0023] As shown Figures 1 to 3 A portable test device includes a box body 1, a power device 2 arranged at the top end of the box body 1, and a test tooling arranged inside the box body 1. The output end of the power device 2 slides through the box body 1 and is connected to the test tooling. The test tooling includes a fixed test head 3 arranged on the bottom wall of the box body 1 and a movable test head 4 connected to the power device 2. A pressure sensor 5 is arranged between the movable test head 4 and the power device 2.

[0024] In this technical solution, the pressure sensor is a conventional force-measuring sensor, and is arranged between the movable test head and the power device through connection means such as a threaded structure. The pressure sensor is connected to an external display screen, computer or other devices in a conventional wire harness or wireless form to directly read the test results. The pressure device selects a conventional cylinder, oil cylinder, servo electric cylinder, etc., which can drive the movable test head to reciprocate relative to the fixed test head, and is equipped with conventional limit sensors, reset sensors, etc. When in use, the movable test head is brought close to or attached to the fixed test head, and the cable tie is tied to both the fixed test head and the movable test head at the same time. Then the power device drives the movable test head away from the fixed test head, thereby completing the test of the cable tie pulling force. The pressure sensor transmits the test result to the display device for direct reading. This portable test device has a simple structure, a small overall volume and self-weight, and is convenient to carry and transport.

[0025] Exemplarily, refer to Figures 1 to 3 As shown, the fixed test head 3 includes a first semi-cylinder, and the movable test head 4 includes a second semi-cylinder. The first semi-cylinder and the second semi-cylinder form a cylindrical structure.

[0026] In this technical solution, the first semi-cylinder and the second semi-cylinder are spliced together to form a cylindrical structure after being attached, which is the same as or similar to the structure of the wire harness, conforms to the actual use scenario of the cable tie, and improves the test accuracy. A through hole or threaded hole corresponding to the staple can also be provided in the top surface (the plane close to the movable test head) of the fixed test head for testing the staple pulling force of the cable tie with staples (such as fir tree-shaped cable ties or arrow-shaped cable ties, etc.). When in use, the staple is inserted into the corresponding through hole or threaded hole, the cable tie is tied to the movable test head, and then the power device drives the movable test head away from the fixed test head, thereby completing the test of the staple pulling force. The pressure sensor transmits the test result to the display device.

[0027] Exemplarily, refer to Figures 1 to 3 As shown, the fixed test head 3 is arranged on the bottom wall of the box body 1 through the adjusting seat 6. The adjusting seat 6 includes a first mounting plate 61 arranged on the bottom wall of the box body 1, a second mounting plate 62 slidably arranged on the first mounting plate 61, and a third mounting plate 63 slidably arranged on the second mounting plate 62.

[0028] In this technical solution, the first mounting plate is fixed to the top surface of the bottom plate of the box body by bolts or the like, and two parallel first chutes with T-shaped or other structures are arranged on the top surface of the first mounting plate. The second mounting plate is connected to the first chute by conventional bolts, nuts, etc. The second mounting plate is of a channel steel structure, and second chutes with conventional dovetail-shaped or other structures are respectively arranged on the inner walls of both sides of the open end. The two side surfaces of the third mounting plate are of dovetail-shaped or other structures corresponding to the second chutes.

[0029] Exemplarily, refer to Figures 1 to 3As shown, the sliding direction of the third mounting plate 63 is perpendicular to the sliding direction of the second mounting plate 62.

[0030] In this technical solution, the first chute and the second chute are perpendicular to each other, so as to adjust the position of the fixed test head in multiple directions and ensure the alignment accuracy between the fixed test head and the movable test head.

[0031] Exemplarily, refer to Figures 1 to 3 As shown, one end of the fixed test head 3 protrudes with a first sliding portion and is slidably connected to the third mounting plate 63.

[0032] In this technical solution, the top surface of the third mounting plate is recessed with a third chute in a T-shaped or other structure, and the bottom surface of the first sliding portion is a T-shaped or other structure corresponding to the third chute, which facilitates the sliding disassembly and assembly of the fixed test head, facilitates the replacement of test tooling of different models or structures, expands the scope of use. At the same time, the first sliding portion spaces apart the first semi-cylinder and the third mounting plate, facilitating the tying of cable ties.

[0033] Exemplarily, refer to Figures 1 to 3 As shown, the movable test head 4 is slidably connected to the pressure sensor 5 through an adjusting block 7. One end of the movable test head 4 protrudes with a second sliding portion and is slidably connected to the adjusting block 7.

[0034] In this technical solution, the adjusting block is connected to the bottom surface of the pressure sensor by conventional means such as threaded connection and pin connection. And the bottom surface of the adjusting block is recessed with a fourth chute in a T-shaped or other structure, and the bottom surface of the second sliding portion is a T-shaped or other structure corresponding to the fourth chute, which facilitates the sliding disassembly and assembly of the movable test head, facilitates the replacement of test tooling of different models or structures, expands the scope of use. At the same time, the second sliding portion spaces apart the second semi-cylinder and the adjusting block, facilitating the tying of cable ties.

[0035] Exemplarily, refer to Figure 1 and Figure 2 As shown, the box body 1 includes a bottom plate 11 and a top plate 12 arranged opposite to each other, and side plates 13 respectively supported on both sides between the bottom plate 11 and the top plate 12. The top ends of the two side plates 13 protrude from the top plate 12 and are provided with first handles 131.

[0036] In this technical solution, the bottom plate and the top plate are respectively spliced with the side plates through conventional devices such as bolts. The fixed test head is arranged at the top end of the bottom plate, and the power device is arranged at the top end of the top plate, and its piston rod slides through the top plate and is connected to the pressure sensor. The top ends of the two side plates are respectively processed with conventional through holes such as kidney-shaped holes, which are used as the first handles for convenient hand-held handling.

[0037] Exemplarily, refer to Figure 1 and Figure 2 As shown, a protective door 14 is hinged to one side plate 13, and a second handle 141 is arranged on the protective door 14.

[0038] In this technical solution, the protective door is made of transparent materials to facilitate observation of the internal situation of the box, and is hinged to the corresponding side panel through conventional hinges, and a conventional second handle is provided on the outer end surface to facilitate opening and closing of the protective door. Conventional door stoppers and other devices can also be provided. The specific structure belongs to the existing technology and will not be described here one by one.

[0039] For example, see Figure 1 and Figure 2 As shown, an operation panel 15 is arranged at the top of the top plate 12 close to the protective door, and a control cabinet 8 is arranged at the side of the box body 1 away from the protective door.

[0040] In this technical solution, the control cabinet can directly utilize the structure recorded in the prior art. The power supply, relays, solenoid valves, switches and data transmission interfaces are conventionally arranged in the control cabinet. The operation panel is provided with several operation buttons such as up and down. The power device is controlled by the control cabinet to control the lifting and lowering of the movable test head. The operating speed, inching mode and automatic mode and other parameters of the power device can also be set through an external computer or an integrated operation panel. The specific structure and principle are all prior art and will not be elaborated here.

[0041] For example, see Figure 1 and Figure 2 As shown, operation windows 132 are respectively provided in the two side panels 13 .

[0042] In this technical solution, the operation window is connected to the interior of the box, which makes it convenient to tie the cable ties to the test tooling from both sides and to take out the cable ties after testing.

[0043] To sum up, the portable testing device has a simple structure, a small overall volume and weight, is easy to carry and transport, and can be assembled into a first semi-cylinder and a second semi-cylinder of a cylindrical structure, which is in line with the actual use scenarios of cable ties and improves test accuracy.

[0044] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0045] The above are only specific embodiments of the present utility model. It should be noted that for those of ordinary skill in the art, without departing from the principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A portable test device, characterized in that, The invention comprises a box body, a power device arranged at the top of the box body and a test fixture arranged in the box body. The output end of the power device slides through the box body and is connected to the test fixture. The test fixture comprises a fixed test head arranged on the bottom wall of the box body and a movable test head connected to the power device. A pressure sensor is arranged between the movable test head and the power device.

2. The portable testing device according to claim 1, wherein: The fixed test head includes a first semi-cylinder, and the movable test head includes a second semi-cylinder, wherein the first semi-cylinder and the second semi-cylinder form a cylindrical structure.

3. The portable test device according to claim 1, wherein: The fixed test head is arranged on the bottom wall of the box through an adjustment seat, and the adjustment seat includes a first mounting plate arranged on the bottom wall of the box, a second mounting plate slidably arranged on the first mounting plate, and a third mounting plate slidably arranged on the second mounting plate.

4. The portable testing device according to claim 3, wherein: The sliding direction of the third mounting plate is perpendicular to the sliding direction of the second mounting plate.

5. The portable test device according to claim 3, wherein: A first sliding portion protrudes from one end of the fixed test head and is slidably connected to the third mounting plate.

6. The portable testing device according to claim 1, wherein: The movable test head is slidably connected to the pressure sensor through an adjusting block. A second sliding portion protrudes from one end of the movable test head and is slidably connected to the adjusting block.

7. The portable testing device according to claim 1, characterized in that: The box body comprises a bottom plate and a top plate which are arranged opposite to each other, and side plates which are respectively supported on both sides between the bottom plate and the top plate. The top ends of the two side plates protrude from the top plate and are provided with a first handle.

8. The portable testing device according to claim 7, wherein: One of the side panels is hinged with a protective door, and the protective door is provided with a second handle.

9. The portable test device according to claim 8, wherein: An operation panel is arranged on the top of a side of the top plate close to the protective door, and a control cabinet is arranged on a side of the box body away from the protective door.

10. The portable test device according to claim 7, wherein: An operation window is respectively arranged in the two side panels.

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