Power line plug plugging force testing device

Abstract

The utility model discloses a power line plug plugging force testing device comprising a support, a support plate is welded on the support, and the support plate is provided with a through hole for a pin of a plug to pass through; the power line plug plugging force testing device comprises a support, an air cylinder is installed on the support, a clamping assembly is installed at the top end of the air cylinder, the support comprises a bottom supporting plate, a supporting column is installed at the top end of the bottom supporting plate, a top supporting plate is installed at the top end of the supporting column, and the supporting plate is welded to the supporting column. By arranging the feeding mechanism and arranging the two clamping plates capable of pre-placing the socket on the plug carrier plate, after the detected socket is detected, the plug carrier plate is directly rotated by 180 degrees, and a new to-be-detected socket and the clamping assembly can be quickly assembled, so that the batch detection efficiency is improved, and the manpower is greatly saved.

Description

Technical Field

[0001] The utility model relates to the technical field of plugging and unplugging force testing of a power cord plug, in particular to a plugging and unplugging force testing device for a power cord plug. Background Art

[0002] The prior art test of the plugging and unplugging force of a power cord plug is as follows: a person first inserts the power cord plug into the plugging and unplugging force test head and then lifts the power cord. By observing whether the power cord plug inserted into the plugging and unplugging force test head can only lift the small weight or can lift the large and small weights together, it is determined whether the plugging and unplugging force test of the power cord plug is qualified. This test method is relatively laborious, and the operator will feel sore and weak in the arm and easily fatigued after a long test time. Furthermore, after a long test time, the operator's efficiency will decrease or even treat defective products as good products, which will then lay the groundwork for the subsequent sale of such "good power cords" in normal household use, which will pose great safety hazards. Utility Model Content

[0003] In view of the problems existing in an existing power cord plug insertion and extraction force testing device, the utility model is proposed.

[0004] Therefore, the purpose of the utility model is to provide a power cord plug insertion and extraction force testing device, which solves the problem that the operator's efficiency will decrease over time during the existing power cord plug insertion and extraction force testing, or even defective products will be treated as good products, which will then lay the groundwork for the subsequent sale of such "good power cords" to pose great safety hazards in normal household use.

[0005] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0006] A power cord plug insertion and extraction force testing device comprises a bracket, a support plate is welded on the bracket, and a through hole is opened on the support plate for the plug pin to pass through; a cylinder is installed on the bracket, and a clamping assembly is installed on the top of the cylinder.

[0007] As a preferred solution of a power cord plug insertion and extraction force testing device described in the utility model, the bracket includes a bottom support plate, a support column is installed on the top of the bottom support plate, a top support plate is installed on the top of the support column, and the support plate is welded to the support column.

[0008] As a preferred solution of a power cord plug insertion and extraction force testing device described in the utility model, wherein: the clamping assembly includes a U-shaped frame, a screw rod is rotatably connected to the U-shaped frame through a bearing, one end of the screw rod is fixedly connected to the output shaft of the servo motor, and two groups of plywood groups are threadedly connected to the screw rod, the plywood group includes two first plywoods, rubber blocks are bonded to the first plywood, the bottom end of the first plywood is slidably connected to the guide rod, and the guide rod is welded to the U-shaped frame.

[0009] As a preferred solution of a power cord plug insertion and extraction force testing device described in the utility model, wherein: a third support connecting seat is welded to the bottom of the U-shaped frame, the telescopic rod of the cylinder is inserted into the third support connecting seat, and the third support connecting seat and the telescopic rod are fixed by bolts.

[0010] As a preferred solution of a power cord plug insertion and extraction force testing device described in the utility model, wherein: a first support connection seat is welded on the top end of the bottom support plate, the bottom end of the support column is inserted into the first support connection seat, and the first support connection seat and the support column are fixed by bolts;

[0011] A second support connection seat is welded to the bottom of the top support plate, the top end of the support column is inserted into the second support connection seat, and the support column and the second support connection seat are fixed by bolts.

[0012] As a preferred solution of the power cord plug insertion and extraction force testing device described in the utility model, it further includes a feeding mechanism;

[0013] The feeding mechanism includes a support rod rotatably connected to the top support plate through a bearing, and the bottom of the support rod is detachably connected to a plug carrier plate, a through hole for the plug to pass through is provided on the plug carrier plate, and a clamping plate is welded on the plug carrier plate, and a through hole is provided on the clamping plate, and a rubber ring is bonded in the through hole.

[0014] Compared with existing technologies:

[0015] By setting up a feeding mechanism, two clamps that can pre-place the sockets are set on the plug carrier. When the socket to be tested is completed, the plug carrier is directly rotated 180 degrees, and the new socket to be tested can be quickly assembled with the clamping assembly, thereby improving the efficiency of batch testing and greatly saving manpower. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the structure provided by the utility model;

[0017] Figure 2 A top view of the splint provided by the utility model;

[0018] Figure 3 A schematic diagram of a clamping assembly provided by the utility model;

[0019] Figure 4 This is a top view of the plug carrier provided by the utility model.

[0020] In the figure: bottom support plate 1, top support plate 2, second support connecting seat 3, support column 4, first support connecting seat 5, cylinder 6, third support connecting seat 7, U-shaped frame 8, bearing seat 9, plug 10, pin 101, plug carrier plate 11, through hole 111, support plate 12, fourth support connecting seat 13, screw rod 14, servo motor 15, first clamping plate 16, rubber block 17, second clamping plate 18, rubber ring 81. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solutions and advantages of the present invention more clear, the implementation methods of the present invention will be further described in detail below with reference to the accompanying drawings.

[0022] The utility model provides a power cord plug insertion and extraction force test device, please refer to Figure 1-4 , including a bracket, on which a support plate 12 is welded, and on which a through hole for the pin 101 of the plug 10 to pass is opened; a cylinder 6 is installed on the bracket, and a clamping assembly is installed on the top of the cylinder 6.

[0023] The bracket includes a bottom support plate 1 , a support column 4 is installed on the top end of the bottom support plate 1 , a top support plate 2 is installed on the top end of the support column 4 , and the support plate 12 is welded to the support column 4 .

[0024] The clamping assembly includes a U-shaped frame 8, a screw rod 14 is rotatably connected to the U-shaped frame 8 through a bearing, one end of the screw rod 14 is fixedly connected to the output shaft of a servo motor 15, and two groups of clamping plates are threadedly connected to the screw rod 14, and the clamping plate group includes two first clamping plates 16, and a rubber block 17 is bonded to the first clamping plate 16. The bottom end of the first clamping plate 16 is slidably connected to a guide rod, and the guide rod is welded to the U-shaped frame 8;

[0025] The screw rod 14 is provided with four sections of threads, the directions of the two sections on the left are opposite, and the directions of the two sections on the right are opposite; so that when the screw rod 14 rotates, the two first clamping plates 16 on the left are close to each other, and the two clamping plates on the right are close to each other; or the two first clamping plates 16 on the left are away from each other, and the two clamping plates on the right are away from each other;

[0026] The distance between the two first clamping plates 16 on the left and the distance between the two first clamping plates 16 on the right.

[0027] A third supporting connection seat 7 is welded to the bottom of the U-shaped frame 8, and the telescopic rod 61 of the cylinder 6 is inserted into the third supporting connection seat 7, and the third supporting connection seat 7 and the telescopic rod 61 are fixed by bolts.

[0028] A first support connection seat 5 is welded to the top of the bottom support plate 1, the bottom end of the support column 4 is inserted into the first support connection seat 5, and the first support connection seat 5 and the support column 4 are fixed by bolts;

[0029] A second support connection seat 3 is welded to the bottom of the top support plate 2, the top end of the support column 4 is inserted into the second support connection seat 3, and the support column 4 and the second support connection seat 3 are fixed by bolts.

[0030] It also includes a feeding mechanism; the feeding mechanism includes a support rod rotatably connected to the top support plate 2 through a bearing, specifically, a bearing seat 9 is installed at the bottom of the top support plate 2 by bolts, the top of the support rod is rotatably connected to the bearing seat 9 by a bearing, and the bottom of the support rod is detachably connected to the plug carrier plate 11, specifically, a fourth support connection seat 13 is welded to the top of the plug carrier plate 11, the inner wall of the fourth support connection seat 13 is plugged with the support rod, and the support rod and the fourth support connection seat 13 are fixed by bolts, a through hole 111 for the plug 10 to pass through is opened on the plug carrier plate 11, and a second clamping plate 18 is welded on the plug carrier plate 11, a through hole is opened on the second clamping plate 18, a rubber ring 181 is bonded in the through hole, and the rubber ring 181 can clamp the plug 10, such as Figure 1 As shown, after the right plug 10 is inserted into the rubber ring 181 , it is ensured that the bottom of the pin 101 of the plug 10 is higher than the support plate 12 .

[0031] In specific use, such as Figure 1 As shown, the left plug 10 is pressed down to contact the support plate 12, and the pin of the plug 10 passes through the support plate 12, and the servo motor 15 is started to drive the screw 14 to rotate, so that the two first clamping plates 16 on the left side are close to each other to clamp the left pin, and the two first clamping plates 16 on the right side are close to each other to clamp the right pin; the cylinder 6 contracts to drive the clamping assembly to descend, so as to perform a pull-out force test on the pin;

[0032] After the test is completed, the servo motor 15 runs in the reverse direction to release the socket 100, the tested socket 10 is pulled out upward, the plug carrier 11 is rotated 180 degrees so that the socket on the right is located above the through hole of the support plate 12, the socket 10 is pressed down to rest on the support plate 12, and the test is performed again, and a new plug 10 to be tested is inserted into another rubber ring 181.

[0033] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A power cord plug insertion and extraction force testing device, comprising a bracket, characterized in that: A support plate (12) is welded on the bracket, and a through hole is provided on the support plate (12) for the insertion of a plug pin (101) of the plug (10); a cylinder (6) is mounted on the bracket, and a clamping assembly is mounted on the top end of the cylinder (6).

2. A power cord plug insertion and extraction force testing device according to claim 1, characterized in that: The bracket comprises a bottom support plate (1), a support column (4) is installed at the top end of the bottom support plate (1), a top support plate (2) is installed at the top end of the support column (4), and the support plate (12) is welded to the support column (4).

3. A power cord plug insertion and extraction force testing device according to claim 1, characterized in that: The clamping assembly comprises a U-shaped frame (8), a screw rod (14) is rotatably connected to the U-shaped frame (8) via a bearing, one end of the screw rod (14) is fixedly connected to the output shaft of a servo motor (15), two groups of clamping plates are threadedly connected to the screw rod (14), the clamping plate group comprises two first clamping plates (16), a rubber block (17) is bonded to the first clamping plates (16), the bottom end of the first clamping plates (16) is slidably connected to a guide rod, and the guide rod is welded to the U-shaped frame (8).

4. A power cord plug insertion and extraction force testing device according to claim 3, characterized in that: A third supporting connection seat (7) is welded to the bottom of the U-shaped frame (8), the telescopic rod (61) of the cylinder (6) is inserted into the third supporting connection seat (7), and the third supporting connection seat (7) and the telescopic rod (61) are fixed by bolts.

5. A power cord plug insertion and extraction force testing device according to claim 2, characterized in that: A first support connection seat (5) is welded to the top end of the bottom support plate (1), the bottom end of the support column (4) is inserted into the first support connection seat (5), and the first support connection seat (5) and the support column (4) are fixed by bolts; A second support connection seat (3) is welded to the bottom of the top support plate (2), the top end of the support column (4) is inserted into the second support connection seat (3), and the support column (4) and the second support connection seat (3) are fixed by bolts.

6. A power cord plug insertion and extraction force testing device according to claim 1, characterized in that: Also includes a feeding mechanism; The feeding mechanism comprises a support rod rotatably connected to a top support plate (2) via a bearing, the bottom of the support rod being detachably connected to a plug carrier plate (11), a through hole (111) for the plug (10) to pass through being formed on the plug carrier plate (11), and a second clamping plate (18) is welded to the plug carrier plate (11), a through hole being formed on the second clamping plate (18), and a rubber ring (181) is bonded in the through hole.

Images