Power supply connecting assembly for motor test

Abstract

The utility model relates to the technical field of electric connection, in particular to a power supply connecting assembly for motor testing, which comprises a copper sheet clamping unit, an action cylinder unit and a floating mounting unit, the action cylinder unit is mounted at the top of the copper sheet clamping unit, and the floating mounting unit is mounted at the top of the action cylinder unit. Compared with the prior art, automatic connection of a motor power supply is realized through the copper sheet clamping unit and the action cylinder unit, and reliable butt joint with a to-be-tested product is ensured through the floating installation unit, so that the motor test rhythm is improved, and the requirement of automatic production of motors is met.

Description

Technical Field

[0001] The utility model relates to the technical field of electric connection, in particular to a power connection component for motor testing. Background Art

[0002] Traditional motor testing usually involves manually plugging and unplugging power connection components, which cannot achieve fully automatic connection and cannot ensure the stability of the connection, which does not meet the needs of motor automation production.

[0003] Therefore, it is necessary to design a power connection component for motor testing that can realize automatic connection of the motor power supply, ensure stable connection, improve the motor testing rhythm, and meet the needs of motor automated production. Summary of the invention

[0004] The purpose of the utility model is to overcome the deficiencies of the prior art and provide a power supply connection component for motor testing, which can realize automatic connection of the motor power supply, ensure stable connection, improve the motor testing rhythm, and meet the needs of motor automated production.

[0005] In order to achieve the above-mentioned purpose, the utility model is a power connection assembly for motor testing, comprising a copper sheet clamping unit, an actuating cylinder unit, and a floating installation unit. The actuating cylinder unit is installed on the top of the copper sheet clamping unit, and the floating installation unit is installed on the top of the actuating cylinder unit.

[0006] The copper sheet clamping unit includes a shell assembly and a copper sheet assembly. Several groups of copper sheet assemblies are arranged in the shell assembly. Each group of copper sheet assemblies includes two copper sheet bodies, an axis, and a spring. The middle part of the copper sheet body is connected to the shell assembly by an axis. An inclined surface is provided on the inner side of one end of the two copper sheet bodies. A spring is provided between the outer side of one end of the two copper sheet bodies and the shell assembly. The connecting rod of the actuating cylinder unit is located between the inclined surfaces of the two copper sheet bodies, and the other end of the two copper sheet bodies is exposed on the surface of the shell assembly.

[0007] The action cylinder unit includes a cylinder, a pillar, a connecting rod, a floating top screw and a fastener. The cylinder is fixed to the top of the shell assembly of the copper sheet clamping unit by the fastener. The piston of the cylinder is connected to the upper ends of the two pillars. A connecting rod is installed between the lower ends of the two pillars. Floating top screws are respectively installed in the grooves on both sides of the upper part of the cylinder.

[0008] The floating mounting unit includes a mounting seat, a tension spring, a steel ball, a steel ball retainer, a metal washer, and a floating top screw 2. A steel ball retainer is installed in the bottom center of the mounting seat, and a metal washer is installed on the upper and lower end faces of the steel ball retainer. Several steel balls are installed in the steel ball retainer. A floating top screw 2 is installed on both sides of the bottom of the mounting seat, and the two ends of the tension spring are respectively connected to the floating top screw 2 and the floating top screw 1 of the actuating cylinder unit.

[0009] The housing assembly comprises a front housing and a rear housing, a positioning pin is installed between the front housing and the rear housing, and the front housing and the rear housing are fastened with screws.

[0010] The bottoms of the front shell and the rear shell are provided with chamfered structures.

[0011] A position detection pin is installed under the piston of the cylinder, and a position detection unit is installed on the side of the cylinder. The position detection pin blocks the detection end of the position detection unit or is separated from the detection end of the position detection unit. A number of guide pins are installed at the bottom of the cylinder, and a spring 2 is provided on the outer sleeve of the guide pin. The two ends of the spring 2 respectively resist the piston of the cylinder and the shell assembly of the copper sheet clamping unit.

[0012] The position detection unit comprises a bracket and a sensor. The bracket is connected to the cylinder and the sensor is installed on the bracket.

[0013] The bracket and the cylinder, and the bracket and the sensor are fastened by two screws.

[0014] The copper sheet clamping unit, the action cylinder unit, the position detection unit and the equipment are connected by a cable connection unit, and the cable connection unit includes a wiring harness and a combination plug.

[0015] The surface of the cylinder is provided with a pneumatic interface, and the piston edge of the cylinder is provided with a sealing ring.

[0016] The shaft and connecting rod are ceramic rods.

[0017] Compared with the prior art, the utility model realizes automatic connection of the motor power supply through the copper sheet clamping unit and the action cylinder unit, and ensures reliable docking with the product to be tested through the floating installation unit, thereby improving the motor test rhythm and meeting the needs of motor automation production. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is the front view of the utility model.

[0019] Figure 2 The copper sheet is in its initial state. Figure 1 AA section view.

[0020] Figure 3 The copper sheet is in its initial state. Figure 1 BB cross-sectional view.

[0021] Figure 4 The copper sheet is clamped. Figure 1 AA section view.

[0022] Figure 5 The copper sheet is clamped. Figure 1BB cross-sectional view.

[0023] Figure 6 This is a schematic diagram of the structure of the copper sheet clamping unit of the utility model.

[0024] Figure 7 for Figure 6 CC cross-sectional view.

[0025] Figure 8 for Figure 6 DD cross-sectional view.

[0026] Fig. 9 This is a schematic diagram of the structure of the action cylinder unit of the utility model.

[0027] Fig.10 for Fig. 9 EE cross-sectional view.

[0028] Fig.11 for Fig. 9 FF cross-sectional view.

[0029] Fig.12 It is a schematic diagram of the structure of the position detection unit of the utility model.

[0030] Fig.13 It is a schematic diagram of the floating installation unit structure of the utility model.

[0031] Fig.14 for Fig.13 GG cross-sectional view.

[0032] Fig.15 This is a usage state diagram of the utility model. DETAILED DESCRIPTION

[0033] The utility model is now further described with reference to the accompanying drawings.

[0034] See also Figure 1 The utility model is a power connection assembly for motor testing, comprising a copper sheet clamping unit, an actuating cylinder unit, and a floating installation unit. An actuating cylinder unit 2 is installed on the top of the copper sheet clamping unit 1, and a floating installation unit 3 is installed on the top of the actuating cylinder unit 2.

[0035] See also Figure 6~Figure 8The copper sheet clamping unit 1 includes a shell assembly and a copper sheet assembly. Several groups of copper sheet assemblies are arranged in the shell assembly. Each group of copper sheet assemblies includes two copper sheet bodies 13, a shaft 14, and a spring 15. The middle part of the copper sheet body 13 is connected to the shell assembly by the shaft 14. An inclined surface is arranged on the inner side of one end of the two copper sheet bodies 13. A spring 15 is arranged between the outer side of one end of the two copper sheet bodies 13 and the shell assembly. The connecting rod 23 of the action cylinder unit 2 is located between the inclined surfaces of the two copper sheet bodies 13, and the other end of the two copper sheet bodies 13 is exposed on the surface of the shell assembly.

[0036] In order to facilitate installation and disassembly of the housing assembly, the housing assembly includes a front housing 11 and a rear housing 12. A positioning pin 16 is installed between the front housing 11 and the rear housing 12. The front housing 11 and the rear housing 12 are fastened with screws 17.

[0037] The copper sheet body 13 can rotate around the axis 14, and cooperate with the rise or fall of the connecting rod 23 of the action cylinder unit 2 to realize the switching of the clamping or loosening state of the two copper sheet bodies 13. The spring 15 keeps the copper sheet body 13 in a clamped state, which can stably contact the electrode of the product 5 to be tested.

[0038] See also Figure 9~Figure 11 The action cylinder unit 2 includes a cylinder 21, a pillar 22, a connecting rod 23, a floating top screw 25, and a fastener 28. The cylinder 21 is fixed to the top of the shell assembly of the copper sheet clamping unit 1 by the fastener 28. The piston 211 of the cylinder 21 is connected to the upper ends of the two pillars 22. The connecting rod 23 is installed between the lower ends of the two pillars 22. Floating top screws 25 are respectively installed in the grooves on both sides of the upper part of the cylinder 21.

[0039] A position detection pin 26 is installed below the piston 211 of the cylinder 21, and a position detection unit 4 is installed on the side of the cylinder 21. The position detection pin 26 blocks the detection end of the position detection unit 4 or is separated from the detection end of the position detection unit 4. A plurality of guide pins 24 are installed at the bottom of the cylinder 21. A spring 27 is provided on the outer sleeve of the guide pin 24. The two ends of the spring 27 respectively press against the piston 211 of the cylinder 21 and the housing assembly of the copper sheet clamping unit 1. A pneumatic interface 213 is provided on the surface of the cylinder 21, and a sealing ring 212 is installed on the edge of the piston 211 of the cylinder 21.

[0040] See also Fig.12 The position detection unit 4 includes a bracket 41 and a sensor 42. The bracket 41 is connected to the cylinder 21, and the sensor 42 is mounted on the bracket 41. The bracket 41 and the cylinder 21, and the bracket 41 and the sensor 42 are fastened by screws 43.

[0041] The piston 211 of the cylinder 21 and the spring 27 drive the support 22 to move up and down, so that the connecting rod 23 rises or falls along the inclined surface of the two copper sheet bodies 13, driving the two copper sheet bodies 13 to achieve clamping or loosening. The position detection pin 26 cooperates with the sensor 42 to detect the clamping and loosening state of the copper sheet body 13.

[0042] The copper sheet clamping unit 1, the action cylinder unit 2, the position detection unit 4 and the device are connected by a cable connection unit, which includes a wiring harness and a combination plug to ensure stable connection of the power cord, the sensor line and the air pipe to the device for communication and power supply.

[0043] See also Fig.13 , Fig.14 The floating mounting unit 3 includes a mounting seat 31, a tension spring 35, a steel ball 36, a steel ball retainer 32, a metal washer 33, and a floating top screw 2 34. A steel ball retainer 32 is installed in the center of the bottom of the mounting seat 31. A metal washer 33 is installed on the upper and lower end surfaces of the steel ball retainer 32 respectively. Several steel balls 36 are installed in the steel ball retainer 32. A floating top screw 2 34 is installed on both sides of the bottom of the mounting seat 31 respectively. The two ends of the tension spring 35 are respectively connected to the floating top screw 2 34 and the floating top screw 1 25 of the actuating cylinder unit 2.

[0044] Under the tension of the tension spring 35 and the sliding action of the steel ball 36, the floating installation unit 3, the actuating cylinder unit 2 and the copper sheet clamping unit 1 have a circumferential floating function, thereby achieving reliable docking between the copper sheet clamping unit 1 and the product to be tested 5.

[0045] In the present invention, preferably, the shaft 14 and the connecting rod 23 are ceramic rods.

[0046] See also Fig.15 When the utility model is working, the mounting seat 31 is installed on the equipment, and the floating mounting unit 3 keeps the actuating cylinder unit 2 and the copper sheet clamping unit 1 having circumferential floating ability. The chamfered structure is provided at the bottom of the front shell 11 and the rear shell 12 to play a guiding role, so as to realize the reliable docking of the copper sheet clamping unit 1 and the product to be tested 5.

[0047] The piston 211 of the cylinder 21 drives the support 22 to move downward, and the ceramic rod 23 moves downward along the inclined surface of the copper sheet body 13. Under the action of the spring 15, the two copper sheet bodies 13 clamp the power sheet of the product to be tested 5 inward. Figure 4 , Figure 5 At this time, the position detection pin 26 and the sensor 42 are located at different heights, and the sensor 42 cannot detect the position detection pin 26 .

[0048] The spring 27 drives the piston 211 of the cylinder 21 to retract, the support 22 moves upward, and the ceramic rod 23 moves upward along the inclined surface of the copper sheet body 13 and spreads the two copper sheet bodies 13 apart. The two copper sheet bodies 13 loosen the power supply sheet of the product to be tested 5 outward. Figure 2 , Figure 3 At this time, the position detection pin 26 and the sensor 42 are located at the same height, and the sensor 42 detects the position detection pin 26 .

[0049] The utility model realizes automatic connection of the motor power supply through the copper sheet clamping unit and the action cylinder unit, and ensures reliable docking with the product to be tested through the floating installation unit, thereby improving the motor test beat and meeting the needs of motor automation production. The utility model can be applied to industrial automation, especially the power supply connection under high current conditions during motor testing.

Claims

1. A power connection assembly for motor testing, comprising a copper sheet clamping unit, an actuating cylinder unit, and a floating mounting unit, characterized in that: The top of the copper sheet clamping unit (1) is mounted with an actuating cylinder unit (2), and the top of the actuating cylinder unit (2) is mounted with a floating mounting unit (3). The copper sheet clamping unit (1) comprises a shell component and a copper sheet component. A plurality of groups of copper sheet components are arranged in the shell component. Each group of copper sheet components comprises two copper sheet bodies (13), a shaft (14), and a spring (15). The middle part of the copper sheet body (13) is connected to the shell component by the shaft (14). An inclined surface is arranged on the inner side of one end of the two copper sheet bodies (13). A spring (15) is arranged between the outer side of one end of the two copper sheet bodies (13) and the shell component. A connecting rod (23) of the actuating cylinder unit (2) is located between the inclined surfaces of the two copper sheet bodies (13). The other ends of the two copper sheet bodies (13) are exposed on the surface of the shell component. The action cylinder unit (2) comprises a cylinder (21), a support (22), a connecting rod (23), a floating top screw (25), and a fastener (28). The cylinder (21) is fixed to the top of the housing assembly of the copper sheet clamping unit (1) by the fastener (28). The piston (211) of the cylinder (21) is connected to the upper ends of the two support pillars (22). The connecting rod (23) is installed between the lower ends of the two support pillars (22). The floating top screws (25) are respectively installed in the grooves on both sides of the upper part of the cylinder (21). The floating mounting unit (3) comprises a mounting seat (31), a tension spring (35), a steel ball (36), a steel ball retainer (32), a metal washer (33), and a second floating top screw (34). The steel ball retainer (32) is mounted at the center of the bottom of the mounting seat (31). A metal washer (33) is mounted on the upper and lower end surfaces of the steel ball retainer (32). A plurality of steel balls (36) are mounted in the steel ball retainer (32). A second floating top screw (34) is mounted on both sides of the bottom of the mounting seat (31). The two ends of the tension spring (35) are respectively connected to the second floating top screw (34) and the first floating top screw (25) of the actuating cylinder unit (2).

2. A power connection assembly for motor testing according to claim 1, characterized in that: The housing assembly comprises a front housing (11) and a rear housing (12); a positioning pin (16) is installed between the front housing (11) and the rear housing (12); and the front housing (11) and the rear housing (12) are fastened by a screw (17).

3. A power connection assembly for motor testing according to claim 2, characterized in that: The bottoms of the front shell (11) and the rear shell (12) are provided with chamfered structures.

4. A power connection assembly for motor testing according to claim 1, characterized in that: A position detection pin (26) is installed below the piston (211) of the cylinder (21), a position detection unit (4) is installed on the side of the cylinder (21), the position detection pin (26) blocks the detection end of the position detection unit (4) or is separated from the detection end of the position detection unit (4), a plurality of guide pins (24) are installed at the bottom of the cylinder (21), a spring 2 (27) is provided on the outer sleeve of the guide pin (24), and the two ends of the spring 2 (27) respectively abut against the piston (211) of the cylinder (21) and the housing assembly of the copper sheet clamping unit (1).

5. A power connection assembly for motor testing according to claim 4, characterized in that: The position detection unit (4) comprises a bracket (41) and a sensor (42); the bracket (41) is connected to the cylinder (21), and the sensor (42) is mounted on the bracket (41).

6. A power connection assembly for motor testing according to claim 5, characterized in that: The bracket (41) and the cylinder (21), and the bracket (41) and the sensor (42) are fastened by screws (43).

7. A power connection assembly for motor testing according to claim 1 or 4, characterized in that: The copper sheet clamping unit (1), the actuating cylinder unit (2), the position detection unit (4) and the device are connected by a cable connection unit, which includes a wiring harness and a combination plug.

8. The power connection assembly for motor testing according to claim 1, characterized in that: A pneumatic interface (213) is provided on the surface of the cylinder (21), and a sealing ring (212) is installed on the edge of the piston (211) of the cylinder (21).

9. A power connection assembly for motor testing according to claim 1, characterized in that: The shaft (14) and connecting rod (23) are ceramic rods.

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