TWI747755B - Test device for improving voltage and current - Google Patents

Abstract

A testing device for improving voltage and current includes a driving device, two mounting blocks, at least one contact pin and at least one elastic washer. Two mounting blocks are provided on the driving device, each of the mounting blocks includes a through hole opened at the bottom of the groove; the contact pin includes a contact block provided at one end of the connecting rod, and the other end of the connecting rod is connected by a wire, the contact block and The connecting rod is respectively movably arranged in the groove and the through hole; the elastic washer is sleeved on the connecting rod and is located between the contact block and the groove bottom of the groove. Thereby, the driving device of the present invention drives the mounting blocks to close or move away from each other, so that the contact parts clamp or disengage the connecting terminal, and with the contact pin and elastic washer structure, when the contact block clamps or disengages the connecting terminal, It will not get stuck, and there will be no transient current abnormalities due to poor contact.

Description

Test device for improving voltage and current

The present invention relates to a testing device, in particular to a testing device that can be quickly clamped and uses a contact pin to detect current to improve voltage and current.

The voltage and current testing device is a testing device with a testing terminal connected to the connection terminal of the product to be tested to check and test the current of the product or part to ensure the stable quality of the repaired or shipped product.

Fig. 1 is a fixed schematic diagram of a conventional voltage and current testing device. As shown in Figure 1, when the product is tested for power supply, the operator needs to connect the connection terminal 60 of the product to be tested with the detection terminal 80, so it needs to be operated by tools such as screws 81, washers 82, and screwdrivers. The connection terminal 60 of the product under test is locked and fixed with the detection terminal 80, and the voltage and current of the product or part can be inspected and tested through the detection terminal 80; among them, the connection terminal 60 of the product under test is generally capable of conducting voltage and current Material.

However, the manual lock payment method adds a lot of inconvenience to the operation; among them, when there are many products to be tested, the cumbersome disassembly and assembly operations will cause a long operation time and a waste of labor; and because it is through manual operation In this way, sometimes the lock is not tight enough, and then problems such as poor contact or insufficient contact pressure, and abnormal voltage and current occur.

Furthermore, the conventional current test device has another connection method, by which the single-sided copper pillar is in contact with the connection terminal 60 of the product to be tested on one side, so as to reduce the time of manual disassembly and assembly work; however, the single-sided contact is also easy Problems such as poor contact or insufficient contact area will cause overcurrent and burnt black.

In addition, when there is a production error in the connection terminal 60 of the product under test (such as the position of the connection terminal 60 of the product under test is offset or skewed, etc.), it is easy to lock the connection terminal 60 of the product under test forcibly. The situation.

In another conventional voltage and current test device, the buffer structure of the current test device is a spring structure. The connection terminal 60 of the product to be tested is clamped by the buffer force of the spring. After the clamping is completed, the connection terminal 60 60 For current testing, high temperature will be generated during the test. Therefore, in addition to the fixture, the buffer structure also needs to be able to withstand higher temperatures; however, after a period of continuous use, the fixture and the buffer structure are prone to overheating. As a result, the spring may not move smoothly or even get stuck due to thermal expansion during the moving process, resulting in instantaneous large currents during the test process, causing the spring and the connecting terminal 60 to scorch black.

The main purpose of the present invention is to provide a testing device for improving the voltage and current, which can be clamped quickly, and the contact pin is used to detect the voltage and current, which reduces the time of manual operation and is more convenient in operation.

Another object of the present invention is to provide a test device for improving the voltage and current, which has the function of contacting the connecting terminals of the product under test by clamping, avoiding problems such as poor contact or insufficient contact area, and reducing voltage abnormalities. Current abnormalities and burnt black conditions occur.

Another object of the present invention is to provide a testing device for improving the voltage and current, which can prevent the occurrence of lock-up abnormality when a product to be tested with a production error is detected.

Another object of the present invention is to provide a test device for improving the voltage and current. It has a heat-resistant and elastic elastic washer, and the clamping force is stronger and more stable, and the elastic washer will not be excessively expanded due to heat, causing the elastic washer to move Quite smoothly, there will be no jamming, and no instantaneous current abnormalities due to poor contact, so as to ensure that the connecting terminals will not fall off, deform and burn.

In order to achieve the foregoing objective, the present invention provides a testing device for improving voltage and current, which includes a driving device, two mounting blocks, at least one contact pin, and at least one elastic washer.

The mounting blocks are arranged on the driving device, and each of the mounting blocks includes a groove and a through hole, and the through hole is opened at the bottom of the groove.

The at least one contact pin includes a contact block and a connecting rod. The contact block is arranged at one end of the connecting rod. The other end of the connecting rod is used for connecting at least one wire. The contact block is movably arranged in the groove, and the connecting rod is movably arranged. Set in the groove and the through hole.

At least one elastic washer is sleeved on the connecting rod and is located between the contact block and the bottom of the groove.

Wherein, the driving device drives the mounting blocks to approach or move away from each other, so that the contact blocks clamp or detach a connecting terminal.

In an embodiment of the present invention, the driving device includes an air cylinder and two clamps. The clamps are connected to the air cylinders. The mounting blocks are respectively arranged on the clamps. The air cylinder drives the clamps to move closer or away from each other. Wait for the mounting blocks to approach or move away from each other.

In an embodiment of the present invention, the mounting blocks respectively include a body and at least one body. The body is arranged on the driving device, the at least one body is detachably arranged on the body, and one end of each connecting rod is located at the connecting portion and is arranged on each block body. One end of the contact portion of each contact block is located on the other side of each block.

In an embodiment of the present invention, the body includes at least one slot, and at least one body is disposed in the at least one slot.

In an embodiment of the present invention, each of the mounting blocks further includes a screw member, and at least one body is fixed to the main body through the screw member.

In an embodiment of the present invention, the test device for improving voltage and current includes a plurality of contact pins, each of the mounting blocks includes a plurality of blocks, and the contact blocks and the connecting rods are respectively located on the blocks On both sides of the body, the blocks are arranged at intervals along the length of the main body.

In an embodiment of the present invention, at least one body is a heat dissipation block, and the material of the heat dissipation block is a metal, alloy or copper block.

In an embodiment of the present invention, one side of the mounting blocks adjacent to each other is an inner side, and one side of the mounting blocks away from each other is an outer side. The contact blocks are respectively located on the inner side of the mounting blocks. The rods are respectively located on the outer sides of the mounting blocks.

In an embodiment of the present invention, the position of at least one contact block of one of the mounting blocks corresponds to the position of at least one contact block of the other mounting block.

In an embodiment of the present invention, the material of the at least one contact pin is metal, alloy or copper.

The effect of the present invention is that by the structure in which the two mounting blocks are arranged on the driving device, and the contact portion and the connecting portion are respectively arranged on the two mounting blocks, when the driving device drives the mounting blocks close to or away from each other, the contact part can be clamped or separated Connect the terminals to achieve the effect of quick assembly, reduce the time of manual operation, and make the operation more convenient.

With the elasticity and heat resistance of the elastic washer, the force of the elastic washer to clamp the connection terminal is stronger and more stable. Even if the connection terminal of the product to be tested has a production error, there will be no lock abnormality; , Since the elastic washer will not expand excessively due to heat, the elastic washer will move quite smoothly, will not be stuck, and will not cause transient current abnormalities due to poor contact, so as to ensure that the connecting terminals will not fall off, Deformation and burnt black.

Furthermore, through the clamping method of the two mounting blocks and at least one body with heat dissipation function, the voltage and current improvement test device of the present invention has the function of contacting both sides with the connection terminals of the product to be tested, avoiding poor contact or It is the problem of insufficient contact area, which reduces the occurrence of abnormal current and burnt.

The following describes the implementation of the present invention in more detail with the drawings and component symbols, so that those who are familiar with the art can implement it after studying this specification.

2 and 3 are respectively a three-dimensional assembly view and a three-dimensional exploded view of a testing device for improving voltage and current according to a preferred embodiment of the present invention. As shown in Figures 2 and 3, the present invention provides a test device for improving voltage and current, which includes a driving device 10, two mounting blocks 30, at least one contact pin 40, and at least one elastic washer 50; each part is explained in detail below .

In the preferred embodiment of the present invention, the driving device 10 includes an air cylinder 11 and two clamps 12; the clamps 12 are respectively connected to the cylinder 11, and the cylinder 11 can drive the clamps 12 to move closer or away from each other. Among them, in the preferred embodiment of the present invention, the driving device 10 is a clamping jaw cylinder, but the type of the cylinder 11 is not limited to this, and the structure can be modified according to requirements.

Please refer to FIG. 3, FIG. 4 and FIG. 5. FIG. 4 is a perspective view of the block 32 of the testing device for improving voltage and current according to a preferred embodiment of the present invention. Fig. 5 is a perspective view of a mounting block of a testing device for improving voltage and current according to a preferred embodiment of the present invention. In the preferred embodiment of the present invention, two mounting blocks 30 are disposed on the driving device 10. Each of the mounting blocks 30 includes a groove 322 and a through hole 323, and the through hole 323 is opened in the bottom 3221 of the groove 322. Specifically, the two mounting blocks 30 each include a body 31 and at least one body 32; the body 31 is disposed on the clamps 12 of the driving device 10, and the at least one body 32 is detachably disposed on the body 31.

In a preferred embodiment of the present invention, the main body 31 includes at least one slot 311, and at least one body 32 is disposed in the at least one slot 311.

Specifically, in a preferred embodiment of the present invention, the inner contour of the slot 311 of the main body 31 is equal to or greater than the outer contour of the at least one body 32, and the mounting blocks 30 respectively include a screw member 33 and at least one slot 311 There is at least one screw hole 312, and at least one body 32 has at least one screw hole 321; at least one screw hole 312 of at least one slot 311 is opened on the inner wall of at least one slot 311, and at least one screw hole of at least one body 32 321 penetrates through the at least one body 32; the at least one body 32 is fixed to the main body 31 by the screw member 33 passing through the at least one screw hole 321 of the at least one body 32 and the at least one screw hole 312 of the at least one slot 311.

Preferably, in order to achieve a better fixing effect, in a preferred embodiment of the present invention, each of the mounting blocks 30 further includes two screw members 33 and two screw holes 312, and at least one body 32 includes two screw holes 321, and two screw holes 321. Holes 312 are respectively opened on the inner wall of at least one slot 311, and each screw member 33 passes through the screw hole 321 of the block 32 and the screw hole 312 of the slot 311 in sequence, so that at least one block 32 is fixed to at least one of the main body 31. A slot 311 in.

However, the number of the screws 33, the screw holes 321 of the block 32, and the screw holes 312 of the slot 311 is not limited to this. In order to achieve a better fixing effect, the designer can add the screws 33 and the screw holes 321 of the block 32. And the number of the screw holes 312 of the slot 311.

In another embodiment of the present invention, the inner contour of the slot 311 of the main body 31 is equal to or greater than the outer contour of the at least one body 32, so that the at least one body 32 is arranged in the at least one slot 311 by tight fitting and locking. , In order to achieve the effect of preventing at least one piece 32 from falling.

In a preferred embodiment of the present invention, the groove 322 is opened in the at least one body 32, the through hole 323 is opened in the bottom 3221 of the groove 322, and the through hole 323 penetrates the at least one body 32; preferably, the through hole 323 The diameter is smaller than the inner diameter of the groove 322.

Preferably, in the preferred embodiment of the present invention, the mounting blocks 30 are rectangular, and are respectively fixed to the clamps 12 of the driving device 10 by screws (not shown in the figure). When the air cylinder 11 drives the clamps 12 When approaching or moving away from each other, the clamps 12 will drive the mounting blocks 30 to approach or move away from each other.

3 and 4, in a preferred embodiment of the present invention, at least one body 32 is a heat sink. When the wire 70 supplies power to the connecting rod 42, the heat dissipation block can disperse the heat generated during the power supply to prevent the contact block 41 from overheating and causing deformation; this can prevent the contact block 41 from overheating, which would easily cause buffering of the conventional current test device The structural spring (not shown in the figure) is stuck, or there is an abnormal situation in which the instantaneous current is generated due to the irregular movement, so that the spring (not shown in the figure) and the connecting terminal 60 are burnt black.

Preferably, the heat dissipation block can be a metal, alloy, or copper block.

，並且約在3.1分鐘時達到最高溫度47.6

。 Fig. 6a is a temperature test curve diagram of a conventional voltage and current test device. As shown in Figure 6a, after the test, the temperature of the contact block 41 exceeds the temperature of 40 in about 1.3 minutes after the conventional voltage and current test device is energized.

, And reached a maximum temperature of 47.6 in about 3.1 minutes

.

，並且在接觸塊41之溫度至測試結束時，仍沒有上升超過溫度33.9

；故相較於習知的電壓電流之測試裝置，本發明之改善電壓電流之測試裝置確實具有較佳的散熱效果，可分散供電時所產生的熱能，防止接觸塊41過熱而導致變形或焦黑。 Fig. 6b is a temperature test curve diagram of a test device for improving voltage and current according to a preferred embodiment of the present invention. As shown in Figure 6b, after the test device for improving voltage and current of the present invention is powered on, the temperature of the contact block 41 of the preferred embodiment of the present invention reaches the highest temperature of 33.9 at about 4.35 minutes.

And when the temperature of the contact block 41 reaches the end of the test, it still does not rise above the temperature of 33.9

; Therefore, compared with the conventional voltage and current test device, the test device for improving the voltage and current of the present invention does have a better heat dissipation effect, can disperse the heat generated during power supply, and prevent the contact block 41 from overheating and causing deformation or blackening. .

Please refer to FIGS. 3 and 7. FIG. 7 is a perspective view of the contact pin 40 and the elastic washer 50 of the testing device for improving voltage and current according to a preferred embodiment of the present invention. The at least one contact pin 40 includes a contact block 41 and a connecting rod 42; the contact block 41 is arranged at one end of the connecting rod 42, the other end of the connecting rod 42 is used for connecting at least one wire 70, and the contact block 41 is movably arranged at The groove 322 and the connecting rod 42 are movably disposed in the groove 322 and the through hole 323. In the preferred embodiment of the present invention, each connecting rod 42 is arranged on one side of each block 32 and each contact block 41 is arranged on the other side of each block 32. Preferably, the diameter of the contact block 41 is larger than the diameter of the connecting rod 42.

Preferably, the material of the contact block and/or the connecting rod of the at least one contact pin 40 can be metal, alloy, copper, or the like.

The connecting rod 42 is supplied with power through the connection of the wire 70, and the power passes through the connecting rod 42 to the at least one contact block 41, so that the at least one contact block 41 can measure the product under test.

At least one elastic washer 50 is sleeved on the connecting rod 42 and is located between the contact block 41 and the bottom 3221 of the groove 322. Preferably, the elastic washer 50 is made of a heat-resistant and elastic material, can be compressed axially when being squeezed, and has a rebound effect when it stops being squeezed. In the preferred embodiment of the present invention, the elastic washer 50 is a silicone O-ring that can heat up to about 180 degrees. However, the structure of the elastic washer 50 is not limited to this, and can be changed to a structure with the same function and temperature resistance as required. Preferably, there are a plurality of elastic washers 50 sleeved on the connecting rod 42 in the preferred embodiment of the present invention. However, the number of elastic washers 50 is not limited to this, and can be increased or decreased according to requirements.

Please refer to FIG. 4, the contact block 41 is movably disposed in the groove 322, the connecting rod 42 is movably disposed in the through hole 323, and the elastic washer 50 is sleeved between the contact block 41 and the bottom 3221 of the groove 322.

In a preferred embodiment of the present invention, each of the mounting blocks 30 includes a plurality of blocks 32, a plurality of slots 311, a plurality of contact blocks 41, and a plurality of connecting rods 42. The contact blocks 41 and the connecting rods 42 are respectively located at the On both sides of the blocks 32, the blocks 32 are arranged at intervals along the length direction of the main body 31.

Wherein, when the connecting rod 42, the elastic washer 50, or the contact block 41 provided on the at least one block 32 is damaged, the screws 33 can be removed from the screw holes 321 of the block 32 and the screw holes 312 of the slot 311 through a screw or other tool. Take out, at least one piece of body 32 can be removed from at least one slot 311 for maintenance and replacement of new connecting rod 42, elastic washer 50 or contact block 41; when at least one piece of body 32 is damaged, screws etc. can also be used. The tool removes the screw member 33 from the screw hole 321 of the block 32 and the screw hole 312 of the slot 311, and then the at least one body 32 can be removed from the at least one slot 311 so as to replace the at least one body 32 with a new one.

Specifically, the mounting blocks 30 are respectively disposed on the clamps 12 driven by the air cylinder 11, and the air cylinder 11 can drive the clamps 12 to approach or move away from each other, so that the clamps 12 drive the mounting blocks 30 to approach or move away from each other. Keep away, so that the contact blocks 41 can clamp or detach a connecting terminal 60 (shown in FIG. 10), so as to achieve the effect of quick assembly, reduce the time of manual operation, and make the operation more convenient.

Furthermore, by the clamping method of the two mounting blocks 30, the test device for improving voltage and current of the present invention has the function of contacting both sides of the connection terminal 60 of the product to be tested, avoiding problems such as poor contact or insufficient contact area.

It is worth mentioning that with the elasticity and heat resistance of the elastic washer 50, the force of the elastic washer 50 to clamp the connection terminal 60 is stronger and more stable, and the elastic washer 50 will not be excessively expanded due to heat, so that The elastic washer 50 moves quite smoothly, does not get stuck, and does not cause instantaneous current abnormalities due to poor contact, so as to ensure that the connecting terminal 60 will not fall off, deform, and burn.

FIG. 8 is a schematic diagram of the mounting blocks 30 of the testing device for improving voltage and current of the preferred embodiment of the present invention being far away from each other. FIG. 9 is a schematic diagram of the mounting blocks 30 of the testing device for improving voltage and current of the preferred embodiment of the present invention approaching each other. As shown in FIGS. 8 and 9, in the preferred embodiment of the present invention, one side of the mounting blocks 30 adjacent to each other is further defined as an inner side, and the side far away from each other is an outer side; The contact blocks 41 are respectively located on the inner side of the mounting blocks 30, and the connecting rods 42 are respectively located on the outer side of the mounting blocks 30.

The clamps 12 are driven to move away from each other through the air cylinder 11, so that the clamps 12 drive the mounting blocks 30 away from each other, and the tester can install the connection terminals 60 (shown in FIG. 10) of the product to be tested on the mounting blocks 30 Inside.

10 is a schematic diagram of the contact block 41 clamping the connection terminal 60 of the testing device for improving voltage and current according to a preferred embodiment of the present invention. As shown in Fig. 10, after the connecting terminals 60 of the product to be tested are arranged on the inner side of the mounting blocks 30, the tester can make the cylinder 11 drive the clamps 12 close to each other, and the clamps 12 will drive the installations. The blocks 30 are close to each other, so that the contact blocks 41 of the mounting blocks 30 clamp the connection terminals 60 of the product to be tested.

After each contact block 41 is clamped on both sides of the connecting terminal 60, the tester can start to test the product under test to achieve the function of quickly connecting with the connecting terminal 60 of the product.

Wherein, when the air cylinder 11 drives the clamps 12 to approach each other, the clamps 12 will drive the mounting blocks 30 to approach each other, and the contact block 41 will touch the connection terminal 60 of the product to be tested and move into the groove 322 , The elastic washer 50 is compressed to store an elastic force; when the mounting block 30 is far away from the connection terminal 60 of the product to be tested, the elastic force stored by the elastic washer 50 will return the contact block 41 to the original position.

Specifically, one end of the contact block 41 is used to make contact with a connecting terminal 60. When the contact block 41 touches the connecting terminal 60, the contact block 41 will move toward the groove 322, thereby compressing the elastic washer 50 to make the contact block 41 One part is retracted into the groove 322.

Furthermore, with the elastic force of the elastic washer 50, the contact blocks 41 of the mounting blocks 30 have a clamping effect, and the clamping force can be adjusted, even if the connection terminal 60 of the product to be tested has a production error , There will be no abnormal contact, and the contact impedance between the contact block 41 and the connection terminal 60 is greatly reduced.

Among them, the greater the impedance, the more likely it is to affect the measured test data. Therefore, when designing the conventional voltage and current test device structure, it is hoped that the impedance can be reduced. When the contact impedance is reduced, the measured The data can be more accurate.

最大阻抗0.12307

10.07 最小阻抗0.3637

最小阻抗0.07531

4.83 表1 Table 1 shows the test data of the double-action open clamping force under the same test condition of the conventional voltage and current test device and the test device for improving voltage and current of the present invention. The test condition is: air pressure =0.5Mpa, clamping point L=40mm, clamping force=120N. Conventional voltage and current testing device Testing device for improving voltage and current of the present invention Magnification Maximum impedance 1.2395

Maximum impedance 0.12307

10.07 Minimum impedance 0.3637

Minimum impedance 0.07531

4.83 Table 1

，最小阻抗為0.3637

，本發明的改善電壓電流之測試裝置之復動型張開夾持力最大阻抗為

，最小阻抗為

。以習知的電壓電流之測試裝置的最大阻抗值除以本發明的改善電壓電流之測試裝置的最大阻抗值可得知，相較於習知的電壓電流之測試裝置，本發明的改善電壓電流之測試裝置最大阻抗值下降10.07倍。以習知的電壓電流之測試裝置的最小阻抗值除以本發明的改善電壓電流之測試裝置的最小阻抗值可得知，相較於習知的電壓電流之測試裝置，本發明的改善電壓電流之測試裝置最小阻抗值下降4.83倍。因此，相較於習知的電壓電流之測試裝置，本發明的改善電壓電流之測試裝置可大幅降低連接端子60的接觸阻抗約為4.83~10.07倍。由此可見，當使用者藉由本發明的改善電壓電流之測試裝置進行電流的通電測試時，可具有較高的準確性。 As shown in Table 1, after many tests, the conventional voltage and current test device has a double-action type clamping force maximum impedance of 1.2395

, The minimum impedance is 0.3637

, The maximum impedance of the double-action type opening clamping force of the test device for improving voltage and current of the present invention is

, The minimum impedance is

. Dividing the maximum impedance value of the conventional voltage and current test device by the maximum impedance value of the test device for improving voltage and current of the present invention, it can be seen that compared with the conventional voltage and current test device, the present invention has improved voltage and current The maximum impedance value of the test device is reduced by 10.07 times. Dividing the minimum impedance value of the conventional voltage and current testing device by the minimum impedance value of the testing device for improving voltage and current of the present invention, it can be seen that compared with the conventional voltage and current testing device, the improved voltage and current of the present invention The minimum impedance value of the test device dropped by 4.83 times. Therefore, compared with the conventional voltage and current test device, the voltage and current improvement test device of the present invention can greatly reduce the contact impedance of the connecting terminal 60 by about 4.83-10.07 times. It can be seen that when the user conducts the energization test of the current with the test device for improving the voltage and current of the present invention, it can have a higher accuracy.

Among them, in a preferred embodiment of the present invention, the position of at least one contact block 41 of one of the mounting blocks 30 corresponds to the position of at least one contact block 41 of the other mounting block 30; when the mounting blocks 30 are close to each other , Each contact block 41 can be sandwiched on both sides of the connecting terminal 60.

When the test is completed, the tester can make the air cylinder 11 drive the clamps 12 away from each other, the clamps 12 will drive the mounting blocks 30 away from each other, and the tester can replace the next product to be tested, thereby achieving quick disassembly The function; by this, the time of manual disassembly and assembly operations is greatly reduced, and the inspection is more efficient.

With the elastic force of the elastic washer 50, when the contact block 41 of the mounting block 30 clamps the connection terminal 60 of the product to be tested, problems such as insufficient contact, poor contact or insufficient contact pressure are avoided, and abnormal current is prevented. Wait for the situation to happen.

The above descriptions are only used to explain the preferred embodiments of the present invention, and are not intended to restrict the present invention in any form. Therefore, any modification or change related to the present invention is made under the same spirit of the invention. , Should still be included in the scope of the present invention's intention to protect.

10: Drive 11: Cylinder 12: Fixture 30: Mounting block 31: Body 311: Slot 312: screw hole 32: Block 321: screw hole 322: Groove 3221: groove bottom 323: Through hole 33: Screw firmware 40: Contact pin 41: contact block 42: connecting rod 50: Elastic washer 70: Wire 60: Connection terminal 80: detection end 81: Screw 82: Washer

Figure 1 is a fixed schematic diagram of a conventional voltage and current testing device. 2 is a three-dimensional assembly diagram of a testing device for improving voltage and current according to a preferred embodiment of the present invention. 3 is a perspective exploded view of a testing device for improving voltage and current according to a preferred embodiment of the present invention. 4 is a perspective view of a block of a testing device for improving voltage and current according to a preferred embodiment of the present invention. Fig. 5 is a perspective view of a mounting block of a testing device for improving voltage and current according to a preferred embodiment of the present invention. Fig. 6a is a temperature test curve diagram of a conventional voltage and current test device. Fig. 6b is a temperature test curve diagram of a test device for improving voltage and current according to a preferred embodiment of the present invention. FIG. 7 is a perspective view of a contact pin and an elastic washer of a testing device for improving voltage and current according to a preferred embodiment of the present invention. FIG. 8 is a schematic diagram of the mounting blocks of the testing device for improving voltage and current of the preferred embodiment of the present invention being far away from each other. 9 is a schematic diagram of the mounting blocks of the testing device for improving voltage and current of the preferred embodiment of the present invention approaching each other. FIG. 10 is a schematic diagram of a connection terminal clamped by a contact part of a testing device for improving voltage and current according to a preferred embodiment of the present invention.

10: Drive

11: Cylinder

30: Mounting block

42: connecting rod

70: Wire

Claims (10)

A test device for improving voltage and current, including: A driving device; Two mounting blocks are arranged on the driving device, each of the mounting blocks includes a groove and a through hole, and the through hole is opened at the bottom of the groove; At least one contact pin includes a contact block and a connecting rod, the contact block is arranged at one end of the connecting rod, the other end of the connecting rod is used for connecting at least one wire, and the contact block is movably arranged in the groove , The connecting rod is movably arranged in the groove and the through hole; and At least one elastic washer sleeved on the connecting rod and located between the contact block and the bottom of the groove; Wherein, the driving device drives the mounting blocks to approach or move away from each other, so that the contact blocks clamp or disengage a connecting terminal. The test device for improving voltage and current according to claim 1, wherein the driving device includes a cylinder and two clamps, the clamps are respectively connected to the cylinder, the mounting blocks are respectively arranged on the clamps, and the cylinder drives the The clamps approach or move away from each other, and the clamps drive the mounting blocks to approach or move away from each other. The testing device for improving voltage and current according to claim 1, wherein the mounting blocks respectively include a body and at least one body, the body is arranged on the driving device, the at least one body is detachably arranged on the body, and each One end of the connecting rod is located on one side of each block, and one end of each contact block is located on the other side of each block. The test device for improving voltage and current according to claim 3, wherein the body includes at least one slot, and the at least one body is disposed in the at least one slot. The test device for improving voltage and current according to claim 3, wherein each of the mounting blocks further includes a screw member, and the at least one body is fixed to the main body through the screw member. The test device for improving voltage and current according to claim 3 includes a plurality of contact pins, each of the mounting blocks includes a plurality of blocks, the contact blocks and the connecting rods are respectively located on both sides of the blocks, the The equal blocks are arranged at intervals along the length of the main body. The test device for improving voltage and current according to claim 3, wherein the at least one body is a heat sink, and the heat sink is made of metal, alloy or copper. The test device for improving voltage and current according to claim 1, wherein one side of the mounting blocks adjacent to each other is an inner side, and the side far away from each other is an outer side, and the contact blocks are respectively located on the On the inner side of the installation block, the connecting rods are respectively located on the outer side of the installation blocks. The test device for improving voltage and current according to claim 1, wherein the position of the at least one contact block of one of the mounting blocks corresponds to the position of the at least one contact block of the other mounting block. The testing device for improving voltage and current according to claim 1, wherein the material of the at least one contact pin is metal, alloy or copper.

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