Electromagnetic switch performance detection table

Abstract

The utility model discloses an electromagnetic switch performance test bench, which comprises a bottom plate, a mounting table arranged on the bottom plate, a baffle plate, a mounting seat and a contact communication mechanism arranged on the mounting table, the mounting seat is used for placing an electromagnetic switch to be tested, the baffle plate is arranged on the left side of the mounting seat, and a first opening for a movable iron core to pass through is arranged on the baffle plate. The contact communicating mechanism is located on the right side of the mounting base and comprises a main contact communicating cylinder and an auxiliary contact communicating cylinder, a cylinder body of the main contact communicating cylinder is fixed to the mounting table, and two telescopic rods of the main contact communicating cylinder correspond to two main binding posts of the to-be-tested electromagnetic switch respectively; a cylinder body of the auxiliary contact communication cylinder is fixed on a cylinder body of the main contact communication cylinder, telescopic rods of the auxiliary contact communication cylinder correspond to auxiliary binding posts of the electromagnetic switch to be tested, the axial direction of each telescopic rod is parallel to the axial direction of the electromagnetic switch to be tested, and the end portion of each telescopic rod is provided with a conduction column. According to the utility model, multiple performances of the electromagnetic switch can be comprehensively detected.

Description

TECHNICAL FIELD

[0001] The utility model relates to electromagnetic switch detection technical field especially relates to a kind of electromagnetic switch performance detection platform. BACKGROUND

[0002] Electromagnetic switch is the combination of electromagnet and switch simply, when electromagnet coil is energized, electromagnetic attraction is generated, movable core pushes or pulls switch contact to close, thereby connecting the controlled circuit.Electromagnetic switch mainly includes upper cover, main body shell, coil, moving iron core, main terminal post, auxiliary terminal post, terminal post is installed at upper cover, coil, moving iron core is located in main body shell.

[0003] Electromagnetic switch is widely used in various industries, in the automobile industry, the role of electromagnetic switch is: on the one hand, through electromagnetic attraction, movable core moves, pushes or pulls the pinion of starting motor and flywheel gear meshing connection, on the other hand, push switch contact to connect, so that starting motor is electrified and runs, and then drives engine to start running.As an important part of automobile parts, the quality of electromagnetic switch needs strict control, and the data that needs to be concerned during detection includes attraction voltage, attraction current, holding voltage, holding current, contact voltage drop, release voltage, release current, stroke, etc.These data appear in different action states of electromagnetic switch, if according to traditional detection mode, each operator only detects the data in single action state, not only a large number of manual operation is needed, but also a large number of repeated actions are formed, which affects production efficiency.Therefore, a kind of electromagnetic switch performance detection platform needs to be designed to realize the comprehensive detection of several performances of electromagnetic switch. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of electromagnetic switch performance detection platform to the comprehensive detection of several performances of electromagnetic switch.

[0005] In order to solve the above problems, the utility model adopts the following technical solutions:

[0006] A kind of electromagnetic switch performance detection platform, including bottom plate, installation platform is arranged on bottom plate, installation platform is provided with baffle, mounting seat and contact communication mechanism,

[0007] The mounting seat is used to place the electromagnetic switch to be tested, the baffle is located at the left side of mounting seat and is fixed on installation platform, first opening for passing through moving iron core is formed in baffle,

[0008] The contact communication mechanism is located on the right side of the mounting base, and the contact communication mechanism comprises a main contact communication cylinder and an auxiliary contact communication cylinder, the cylinder body of the main contact communication cylinder is fixed on the mounting table, the main contact communication cylinder is provided with two telescopic rods and corresponds to two main terminals of the electromagnetic switch to be tested respectively, the cylinder body of the auxiliary contact communication cylinder is fixed on the cylinder body of the main contact communication cylinder, the telescopic rod of the auxiliary contact communication cylinder corresponds to the auxiliary terminal of the electromagnetic switch to be tested, the axial direction of each telescopic rod is parallel to the axial direction of the electromagnetic switch to be tested, and the end of each telescopic rod is fixed with a connecting plate, and the connecting plate is fixed with a lead-through column.

[0009] Optionally, the mounting table is slidably connected with the bottom plate through a first X-direction moving mechanism, the first X-direction moving mechanism comprises a first sliding rail, a first sliding seat and a first driving member, the first sliding rail is fixed on the bottom plate, the first sliding seat is fixed on the bottom of the mounting table, the first sliding seat is slidably connected with the first sliding rail, and the first driving member is used for pushing or pulling the mounting table.

[0010] Optionally, a second X-direction moving mechanism is arranged between the main contact communication cylinder and the mounting table, the second X-direction moving mechanism comprises a second sliding rail, a second sliding seat and a second driving member, the second sliding rail is fixed on the mounting table, the second sliding seat is fixed on the main contact communication cylinder, the second sliding seat is slidably connected with the second sliding rail, and the second driving member is used for pushing or pulling the contact communication mechanism.

[0011] Optionally, the mounting base comprises two symmetrically arranged trapezoidal blocks, and the inclined surfaces of the trapezoidal blocks are arranged upwards.

[0012] Optionally, a bidirectional screw rod and two supporting seats are further arranged, the bidirectional screw rod comprises a left-hand thread segment and a right-hand thread segment, the left-hand thread segment and the right-hand thread segment are threadedly connected with the two trapezoidal blocks respectively, the supporting seats are fixed on the mounting table, the bidirectional screw rod is rotatably arranged on the supporting seats, and one end of the bidirectional screw rod, which extends out of the supporting seat, is fixed with a hand wheel.

[0013] Optionally, a tension table is further arranged on the bottom plate, a tension test cylinder is fixed in the tension table, a tension meter is fixedly connected with the telescopic rod of the tension test cylinder, a pull rod is fixedly connected with the other end of the tension meter, and an iron core connecting piece is fixed on one end of the pull rod, which extends out of the tension table.

[0014] Optionally, a second opening for the pull rod to extend out is formed in the side wall of the tension table, a first limiting block is fixed on one end of the pull rod, which is located on the left side of the second opening, and a second limiting block is fixed on one end of the pull rod, which is located on the right side of the second opening.

[0015] Optionally, a display screen for displaying test parameters is further included.

[0016] By adopting the technical scheme, the present application has the following advantages:

[0017] The utility model discloses when using, operating personnel only need to place the electromagnetic switch of detection in mounting seat, can detect the electromagnetic switch, and the electromagnetic switch can be under the action of contact point intercommunication mechanism Automatic switching different action state, and then get the parameter data under different action state, can effectively improve production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is the overhead structure schematic diagram of one of the embodiments of the utility model;

[0019] Fig. 2 It is the structure schematic diagram of mounting seat in one of the embodiments of the utility model;

[0020] Fig. 3 It is the structure schematic diagram of the electromagnetic switch of measurement.

[0021] Sign significance: 1, bottom plate, 2, installation platform, 3, baffle, 4, mounting seat, 5, main contact point intercommunication cylinder, 6, vice contact point intercommunication cylinder, 7, connecting plate, 8, conducting column, 9, first sliding rail, 10, first sliding seat, 11, first drive part, 12, second sliding rail, 13, second drive part, 14, trapezoidal block, 15, bidirectional screw rod, 16, support seat, 17, hand wheel, 18, tension platform, 19, tension test cylinder, 20, tension meter, 21, pull rod, 22, iron core connecting piece, 23, first limit block, 24, second limit block, 25, main wiring post, 26, vice wiring post, 27, moving iron core. DETAILED DESCRIPTION

[0022] In order to make the technical purpose, technical scheme and beneficial effect of the utility model more clear, the technical scheme of the utility model is further explained with the specific embodiment below. Figs. 1-3 EMERGENCY

[0023] An electromagnetic switch performance detection platform, including bottom plate 1, be provided with installation platform 2 on bottom plate 1, be provided with baffle 3, mounting seat 4 and contact point intercommunication mechanism on installation platform 2,

[0024] The mounting seat 4 is used to place the electromagnetic switch of measurement, the baffle 3 is located in the left side of mounting seat 4 and is fixed on installation platform 2, and the baffle 3 can limit the electromagnetic switch of measurement, and the first opening for moving iron core 27 is passed in baffle 3,

[0025] ​The contact communication mechanism is located on the right side of the mounting base 4, and the contact communication mechanism comprises a main contact communication cylinder 5 and a secondary contact communication cylinder 6, the cylinder body of the main contact communication cylinder 5 is fixed on the mounting table 2, the main contact cylinder is provided with two telescopic rods and corresponds to two main terminals 25 of the electromagnetic switch to be detected respectively, the cylinder body of the secondary contact communication cylinder 6 is fixed on the cylinder body of the main contact communication cylinder 5, the telescopic rod of the secondary contact communication cylinder 6 corresponds to a secondary terminal 26 of the electromagnetic switch to be detected, the axial direction of each telescopic rod is parallel to the axial direction of the electromagnetic switch to be detected, and the end of each telescopic rod is fixed with a connecting plate 7, the connecting plate 7 is fixed with a lead-through column 8, and the lead-through column 8 is electrically connected with the corresponding cable.

[0026] Method for use: the electromagnetic switch to be detected is placed on the mounting base 4, first, the main contact communication cylinder 5 is started to make the first action, the two telescopic rods of the main contact communication cylinder 5 are extended, and the lead-through column 8 connected with the two telescopic rods is in contact with the two main terminals 25, so that the conduction state can be detected, and the corresponding voltage and current can be obtained; secondly, the secondary contact communication cylinder 6 is started to make the second action, the telescopic rod of the secondary contact communication cylinder 6 is extended, and the lead-through column 8 connected with the telescopic rod is in contact with the secondary terminal 26 (the structure of the electromagnetic switch to be detected has been communicated with the secondary terminal 26 and one of the main terminals 25 through the connecting piece), the pull-in coil of the electromagnetic switch to be detected should be powered and make the moving iron core 27 realize the pull-in action, so that whether the electromagnetic switch to be detected can be smoothly pulled in can be detected, and the corresponding voltage and current are obtained under the action; thirdly, the telescopic rod of the secondary contact communication cylinder 6 is retracted, the communication state of the secondary terminal 26 and one of the main terminals 25 is disconnected, and the moving iron core 27 should be reset under the action of the return spring, so that whether the return spring is effective can be detected, and the corresponding voltage and current are obtained under the action.

[0027] Further, as one of the embodiments of the utility model, the first X-direction moving mechanism is further included, the mounting table 2 is slidably connected with the bottom plate 1 through the first X-direction moving mechanism, the first X-direction moving mechanism comprises a first sliding rail 9, a first sliding seat 10 and a first driving part 11, the first sliding rail 9 is fixed on the bottom plate 1, the first sliding seat 10 is fixed on the bottom of the mounting table 2, the first sliding seat 10 is slidably connected with the first sliding rail 9, and the first driving part 11 is used to push or pull the mounting table 2, in the embodiment, the first driving part 11 can be a cylinder, a linear motor, a screw nut transmission mechanism or the like, when the first driving part 11 is a cylinder, the two ends of the cylinder are fixed on the bottom plate 1 and the mounting table 2 respectively.

[0028] Through the first X-direction moving mechanism, the position of the mounting table 2 relative to the bottom plate 1 can be adjusted.

[0029] Further, as one of the embodiments of the utility model, the second X-direction moving mechanism is arranged between the main contact communication cylinder 5 and the mounting table 2, the second X-direction moving mechanism comprises a second sliding rail 12, a second sliding seat and a second driving part 13, the second sliding rail 12 is fixed on the mounting table 2, the second sliding seat is fixed on the main contact communication cylinder 5, the second sliding seat is slidably connected with the second sliding rail 12, and the second driving part 13 is used for pushing or pulling the contact communication mechanism. In the embodiment, the second driving part 13 can be a cylinder, a linear motor, a screw nut transmission mechanism and the like, when the second driving part 13 is a cylinder, the two ends of the cylinder are fixed on the mounting table 2 and the main contact communication cylinder 5 respectively.

[0030] Through the second X-direction moving mechanism, the position of the contact communication mechanism relative to the mounting table 2 can be adjusted.

[0031] Further, as one of the embodiments of the utility model, the mounting seat 4 comprises two symmetrically arranged trapezoidal blocks 14, the inclined surfaces of the trapezoidal blocks 14 are arranged upwards, and the to-be-tested electromagnetic switch is supported on the V-shaped surface formed by the inclined surfaces of the two trapezoidal blocks 14.

[0032] Further, as one of the embodiments of the utility model, a bidirectional screw 15 and two support seats 16 are further arranged, the bidirectional screw 15 comprises a left-hand thread section and a right-hand thread section, the left-hand thread section and the right-hand thread section are threadedly connected with the two trapezoidal blocks 14 respectively, the support seat 16 is fixed on the mounting table 2, the bidirectional screw 15 is rotatably arranged on the support seat 16, and one end of the bidirectional screw 15 extending out of the support seat 16 is fixed with a hand wheel 17.

[0033] The hand wheel 17 is used for rotating the bidirectional screw 15, so that the distance between the two trapezoidal blocks 14 can be increased or decreased, and different sizes of to-be-tested electromagnetic switches can be adapted.

[0034] The upper portion of the support seat 16 is further fixed with a clamping plate, the clamping plate and the trapezoidal blocks 14 are fixed through a jack screw, and the clamping plate and the jack screw make the trapezoidal blocks 14 more stable.

[0035] Further, as one of the embodiments of the utility model, a tension table 18 is further arranged on the bottom plate 1, a tension test cylinder 19 is fixed in the tension table 18, a tension meter 20 is fixedly connected with the telescopic rod of the tension test cylinder 19, the tension meter 20 is prior art, and the specific structure and working principle will not be repeated, the other end of the tension meter 20 is fixedly connected with a pull rod 21, and one end of the pull rod 21 extending out of the tension table 18 is fixed with an iron core connecting part 22.

[0036] During detection, the moving iron core 27 of the to-be-tested electromagnetic switch is connected with the iron core connecting part 22, when the to-be-tested electromagnetic switch is powered to make the moving iron core 27 realize the suction and pulling action, the tension can be transmitted to the tension meter 20 through the pull rod 21, and thus the switch tension of the to-be-tested electromagnetic switch can be measured.

[0037] Further, as one of the embodiments of the utility model, the side wall of the tension platform 18 is provided with a second opening for the pull rod 21 to extend out, a first limiting block 23 is fixed to one end of the pull rod 21 on the left side of the second opening, a second limiting block 24 is fixed to one end of the pull rod 21 on the right side of the second opening, the first limiting block 23 and the second limiting block 24 can limit the pull rod 21 in the horizontal moving direction, avoid the pull rod 21 to move too much, improve the safety.

[0038] Further, as one of the embodiments of the utility model, further include a display screen for displaying test parameters, the display screen is electrically connected with corresponding cable and tension meter 20. Through the display screen, the parameters and test results are comprehensively displayed, the judgment difficulty of the operator can be reduced, and the defective products flowing into the market can be further avoided.

[0039] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0040] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0041] The above embodiments are not any form of limitation on the shape, material, structure and the like of the utility model, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the utility model all belong to the protection scope of the technical scheme of the utility model.

[0042] It should be understood that although the present specification describes the embodiments in the form of a single independent technical solution, the specification is described in this way only for the sake of clarity, and the skilled person should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that the skilled person can understand.

Claims

1. An electromagnetic switch performance test bench, characterized in that: The bottom plate is provided with a mounting table, the mounting table is provided with a baffle, a mounting seat and a contact communication mechanism, The mounting seat is used for placing the electromagnetic switch to be tested, the baffle is located at the left side of the mounting seat and is fixed on the mounting table, and the baffle is provided with a first opening for the moving iron core to pass through, The contact communication mechanism is located at the right side of the mounting seat, the contact communication mechanism comprises a main contact communication cylinder and an auxiliary contact communication cylinder, the cylinder body of the main contact communication cylinder is fixed on the mounting table, the main contact communication cylinder is provided with two telescopic rods and corresponds to two main terminal posts of the electromagnetic switch to be tested respectively, the cylinder body of the auxiliary contact communication cylinder is fixed on the cylinder body of the main contact communication cylinder, the telescopic rod of the auxiliary contact communication cylinder corresponds to the auxiliary terminal post of the electromagnetic switch to be tested, the axial direction of each telescopic rod is parallel to the axial direction of the electromagnetic switch to be tested, and the end of each telescopic rod is fixed with a connecting plate, and the connecting plate is fixed with a lead-through column.

2. The electromagnetic switch performance detection platform according to claim 1, characterized in that: The mounting table is slidably connected with the bottom plate through a first X-direction moving mechanism, the first X-direction moving mechanism comprises a first sliding rail, a first sliding seat and a first driving member, the first sliding rail is fixed on the bottom plate, the first sliding seat is fixed on the bottom of the mounting table, the first sliding seat is slidably connected with the first sliding rail, and the first driving member is used for pushing or pulling the mounting table.

3. The electromagnetic switch performance detection platform according to claim 1, characterized in that: A second X-direction moving mechanism is arranged between the main contact communication cylinder and the mounting table, the second X-direction moving mechanism comprises a second sliding rail, a second sliding seat and a second driving member, the second sliding rail is fixed on the mounting table, the second sliding seat is fixed on the main contact communication cylinder, the second sliding seat is slidably connected with the second sliding rail, and the second driving member is used for pushing or pulling the contact communication mechanism.

4. The electromagnetic switch performance detection platform according to claim 1, characterized in that: The mounting seat comprises two symmetrically arranged trapezoidal blocks, and the inclined surfaces of the trapezoidal blocks are arranged upwards.

5. The electromagnetic switch performance test bench according to claim 4, characterized in that: A bidirectional screw rod and two supporting seats are further arranged, the bidirectional screw rod comprises a left-hand thread segment and a right-hand thread segment, the left-hand thread segment and the right-hand thread segment are threadedly connected with the two trapezoidal blocks respectively, the supporting seats are fixed on the mounting table, the bidirectional screw rod is rotatably arranged on the supporting seats, and one end of the bidirectional screw rod extending out of the supporting seat is fixed with a hand wheel.

6. The electromagnetic switch performance detection platform according to any one of claims 1 to 5, characterized in that: A tension table is further arranged on the bottom plate, a tension test cylinder is fixed in the tension table, a tension meter is fixedly connected with the telescopic rod of the tension test cylinder, one end of the tension meter is fixedly connected with a pull rod, and one end of the pull rod extending out of the tension table is fixed with an iron core connecting piece.

7. The electromagnetic switch performance test bench according to claim 6, characterized in that: A second opening for the pull rod to extend out is formed in the side wall of the tension table, a first limiting block is fixed to one end of the pull rod located at the left side of the second opening, and a second limiting block is fixed to one end of the pull rod located at the right side of the second opening.

8. The electromagnetic switch performance test bench according to claim 6, characterized in that: A display screen for displaying test parameters is further arranged.

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