Stepping motor torque testing tool

Abstract

The utility model relates to the technical field of motor testing, and particularly discloses a stepping motor torque testing tool which comprises a testboard and a torque tester arranged at the upper end of the testboard, two groups of feeding plates are arranged on one side of the testboard, a sliding table is arranged at the upper ends of the feeding plates in a sliding mode, and a rotary table is arranged at the upper end of the sliding table. The upper end of the rotary table is provided with two clamps used for fixing a testing motor, the upper end of the testing table is provided with a power mechanism used for pushing the sliding table to move horizontally, a gap is reserved between the two feeding plates, a gear is arranged in the gap and fixedly connected with the rotary table through a rotary shaft, and one side, facing the gear, of each feeding plate is provided with a telescopic transmission part. Two sets of stepping motors can be fixed to the upper end of the rotary table at the same time, after the sliding table is moved away from one side of the testing table, the gear at the bottom of the sliding table can be meshed with the telescopic transmission part, the telescopic transmission part drives the rotary table to rotate by pushing the gear, the positions of the two sets of stepping motors at the upper end of the rotary table are switched, the tool can continuously test the motors, and efficiency is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor test technical field especially relates to a kind of stepping motor torque test tooling. BACKGROUND

[0002] After stepping motor assembly is completed, the torque of stepping motor needs to be monitored, generally only to energize stepping motor, lock stepping motor, then sleeve fixture and torque instrument, rotate, read the torque of torque instrument rotation occurs.

[0003] As the Chinese patent with application No.CN201810602709.7, a kind of motor torque testing equipment, including rack, rack is equipped with base, base is equipped with fixed mechanism;Base is equipped with connecting shaft, the end of connecting shaft is coaxially connected with the coupling of the output shaft of the motor to be measured coaxial connection, connecting shaft is also coaxially connected with rotational speed measuring mechanism and friction disc, the both sides of friction disc edge are equipped with brake mechanism for braking friction disc. The output torque of the motor to be measured is transmitted to friction disc through connecting shaft, the braking force of friction disc is measured, the braking torque of friction disc is calculated, the output torque of the motor to be measured at the set rotational speed can be indirectly calculated. Motor needs to be fixed on base in advance when testing, and motor is removed from base after testing, the disassembly and assembly process and testing process are carried out in two parts, affect the efficiency of multiple batches of motor testing. UTILITY MODEL CONTENTS

[0004] In view of the above problems, the utility model provides a kind of stepping motor torque test tooling to solve the shortcoming that existing test tooling needs to be fixed on base in advance when testing, and motor is removed from base after testing, the disassembly and assembly process and testing process are carried out in two parts, affect the efficiency of multiple batches of motor testing.

[0005] To achieve the purpose of the utility model, the utility model is realized by the following technical scheme: a kind of stepping motor torque test tooling, including test table and the torque tester of being located at test table upper end, the side of test table is equipped with two groups of feeding plate, and feeding plate is fixedly connected with test table;

[0006] The upper end of feeding plate is slidably provided with sliding table, the upper end of sliding table is equipped with rotary table, and rotary table is rotatably connected with sliding table, and the upper end of rotary table is equipped with two groups of clamps for fixing test motor, and the upper end of test table is equipped with power mechanism for pushing sliding table horizontal movement;

[0007] Interval is left between the two groups of feeding plate, and gear is arranged in interval, and gear is fixedly connected with rotary table by shaft, and the side of feeding plate facing gear is equipped with telescopic transmission part for driving gear rotation.

[0008] Further improvement lies in that the telescopic transmission member comprises a toothed plate and a second electric push rod, the toothed plate is fixedly connected to one side of the feeding plate facing the gear, the second electric push rod is fixedly connected to the side of the feeding plate away from the toothed plate, the output end of the second electric push rod penetrates through the feeding plate and is fixedly connected with the toothed plate, and the toothed plate is engaged with the gear.

[0009] Further improvement lies in that the two groups of clamps are evenly arranged in the circumferential direction of the rotary table axis, and the clamps are flush with the height of the height torque tester.

[0010] Further improvement lies in that the clamp comprises a base, the base is fixedly connected to the upper end of the rotary table, a clamping groove is formed in the upper end of the base, two groups of clamping plates are arranged in the clamping groove, and two groups of adjusting bolts are threadedly connected to the outer side of the base.

[0011] Further improvement lies in that the power mechanism comprises first electric push rods arranged on the left and right sides of the sliding table, the output ends of the first electric push rods are fixedly connected with the sliding table, and the installation ends of the first electric push rods are fixedly connected to the upper end of the test table.

[0012] Further improvement lies in that a sliding rail is arranged on the upper end of the feeding plate, the sliding rail is fixedly connected with the feeding plate, a sliding block is sleeved on the sliding rail, the sliding block is slidably connected with the sliding rail, and the sliding block is fixedly connected to the lower end of the sliding table.

[0013] Further improvement lies in that a supporting column is arranged at the end of the feeding plate away from the test table, and the supporting column is fixedly connected to the lower end of the feeding plate.

[0014] Compared with the prior art, the utility model has the advantages of:

[0015] The upper end of the rotary table can simultaneously fix two groups of stepping motors, the gear at the bottom of the sliding table is engaged with the telescopic transmission member after the sliding table is moved away from one side of the test table, the telescopic transmission member drives the rotary table to rotate by pushing the gear, the positions of the two groups of stepping motors at the upper end of the rotary table are switched, the tooling can continuously test the motors, and the efficiency is higher. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort.

[0017] Figure 1 is the structure diagram of the sliding table in the utility model.

[0018] Figure 2 is the structure diagram of the rotary table in the utility model.

[0019] Figure 3 is a structural diagram of the gear in the utility model.

[0020] Wherein: 1, sliding table; 2, rotary table; 3, clamp; 31, base; 32, clamping groove; 33, clamping plate; 34, adjusting bolt; 4, sliding block; 5, slide rail; 6, feeding plate; 7, support column; 8, test table; 9, torque tester; 10, first electric push rod; 11, gear; 12, toothed plate; 13, interval; 14, second electric push rod. DETAILED DESCRIPTION

[0021] To make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0022] According to Figure 1 , 2 , 3, the embodiment proposes a stepping motor torque testing tool, which comprises a test table 8 and a torque tester 9 arranged at the upper end of the test table 8, and one side of the test table 8 is provided with two groups of feeding plates 6, and the feeding plates 6 are fixedly connected with the test table 8.

[0023] The upper end of the feeding plate 6 is slidably provided with a sliding table 1, the upper end of the sliding table 1 is provided with a rotary table 2, the rotary table 2 is rotatably connected with the sliding table 1, the upper end of the rotary table 2 is provided with two groups of clamps 3 for fixing test motors, and the upper end of the test table 8 is provided with a power mechanism for pushing the sliding table 1 to move horizontally.

[0024] The stepping motor is fixed on the upper end of the rotary table 2 through the clamp 3, the power mechanism pulls the sliding table 1, the sliding table 1 slides along the feeding plate 6 to the torque tester 9, the output end of the stepping motor on the clamp 3 is connected into the torque tester 9, and the electrical measuring component in the torque tester 9 tests the rotation speed torque and other data of the motor.

[0025] Intervals 13 are left between the two groups of feeding plates 6, a gear 11 is arranged in the interval 13, the gear 11 is fixedly connected with the rotary table 2 through a rotating shaft, and the side of the feeding plate 6 facing the gear 11 is provided with a telescopic transmission member for driving the gear 11 to rotate.

[0026] The upper end of the rotating table 2 can simultaneously fix two groups of stepping motors. After the sliding table 1 is moved away from one side of the test table 8, the gear 11 at the bottom of the sliding table 1 is engaged with the telescopic transmission part on the feeding plate 6, the telescopic transmission part drives the rotating table 2 to rotate through the gear 11, thereby switching the positions of the two groups of stepping motors at the upper end of the rotating table 2, so that the tooling can continuously test the motors, and the efficiency is higher. A damping sleeve for increasing the friction of the connection part is arranged at the connection part between the rotating shaft and the sliding table 1.

[0027] It is worth explaining in detail that the telescopic transmission part includes a toothed plate 12 and a second electric push rod 14. The toothed plate 12 is fixedly connected to one side of the feeding plate 6 facing the gear 11, and the second electric push rod 14 is fixedly connected to the side of the feeding plate 6 away from the toothed plate 12. The output end of the second electric push rod 14 penetrates through the feeding plate 6 and is fixedly connected with the toothed plate 12, and the toothed plate 12 is engaged with the gear 11. When the stepping motor fixed at the upper end of the clamp 3 is connected with the torque tester 9, the gear 11 at the lower end of the sliding table 1 is disengaged from the toothed plate 12. When the stepping motor is moved away from the torque tester 9, the toothed plate 12 is engaged with the gear 11 to drive the gear 11 to rotate. After the front and rear direction of the rotating table 2 is switched, the second electric push rod 14 pulls the toothed plate 12, so that the toothed plate 12 is no longer engaged with the gear 11, and the sliding table 1 is pushed to one side of the test table 8 again.

[0028] It is worth explaining in detail that the two groups of clamps 3 are evenly arranged in the circumferential direction of the rotating table 2, and the heights of the clamps 3 and the torque testers 9 are flush. After the sliding table 1 is completely sent out, the gear 11 rotates 180° under the pushing of the toothed plate 12, and the rotating table 2 also rotates 180°, thereby completing the switching of the front and rear positions of the two groups of clamps 3.

[0029] Regarding the clamp 3:

[0030] The clamp 3 includes a base 31 fixedly connected to the upper end of the rotating table 2, a clamping groove 32 is formed at the upper end of the base 31, two groups of clamping plates 33 are arranged in the clamping groove 32, and two groups of adjusting bolts 34 are threadedly connected to the outer side of the base 31. The adjusting bolts 34 are screwed into the clamping groove 32 of the test table 8 and are rotatably connected with the clamping plates 33. The stepping motor to be tested is placed in the clamping groove 32, and the adjusting bolts 34 on the left and right sides of the base 31 are rotated to push the clamping plates 33 to move towards the motor, thereby completing the fixation of the stepping motor.

[0031] Regarding the power mechanism:

[0032] The power mechanism includes first electric push rods 10 arranged on the left and right sides of the sliding table 1, the output ends of the first electric push rods 10 are fixedly connected with the sliding table 1, and the installation ends of the first electric push rods 10 are fixedly connected to the upper end of the test table 8. The horizontal movement of the sliding table 1 is controlled by the first electric push rods 10, which will not be described in detail here. The style of the clamp 3 and the power mechanism can be adjusted according to the work requirements, and is not limited to one of the above descriptions.

[0033] In order to improve the stability of the sliding table 1 when moving, the upper end of the feeding plate 6 is paved with a sliding rail 5, the sliding rail 5 is fixedly connected with the feeding plate 6, a sliding block 4 is sleeved on the sliding rail 5, the sliding block 4 is slidingly connected with the sliding rail 5, and the sliding block 4 is fixedly connected to the lower end of the sliding table 1. The sliding block 4 guides the sliding table 1 by cooperating with the sliding rail 5.

[0034] In order to improve the stability of the feeding plate 6, a supporting column 7 is arranged at the end of the feeding plate 6 away from the test table 8, and the supporting column 7 is fixedly connected to the lower end of the feeding plate 6.

[0035] The working principle of the present application is as follows:

[0036] The stepping motor is fixed to the upper end of the rotary table 2 through the clamp 3, the power mechanism pulls the sliding table 1, the sliding table 1 slides along the feeding plate 6 to the direction of the torque tester 9, the output end of the stepping motor on the clamp 3 is connected into the torque tester 9, and the electrical measuring part in the torque tester 9 tests the data such as the rotating speed and torque of the motor. The upper end of the rotary table 2 can simultaneously fix two groups of stepping motors, after the sliding table 1 is moved away from one side of the test table 8, the gear plate 12 is engaged with the gear 11, and the gear 11 is driven to rotate, after the front and rear directions of the rotary table 2 are switched, the second electric push rod 14 pulls the gear plate 12, so that the gear plate 12 is no longer engaged with the gear 11, and the sliding table 1 is pushed to one side of the test table 8, so as to switch the positions of the two groups of stepping motors on the upper end of the rotary table 2, so that the tooling can continuously test the motor, and the efficiency is higher.

[0037] In the description of the present application, it should be noted that the positions or position relationships indicated by the terms "upper", "lower" and the like are based on the positions or position relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular position, be constructed and operated in a particular position, and therefore cannot be understood as a limitation on the present application. Unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0038] The foregoing detailed description of the application has been presented for purposes of illustration and description. Various modifications and changes can be made to these embodiments without departing from the spirit and scope of the application. It is intended that the scope of the application should not be limited by the particular representative embodiments described above.

Claims

1. A stepper motor torque testing fixture, comprising a test bench (8) and a torque tester (9) disposed on the upper end of the test bench (8), characterized in that: Two sets of feeding plates (6) are provided on one side of the test bench (8), and the feeding plates (6) are fixedly connected to the test bench (8); The upper end of the feeding plate (6) is slidably provided with a slide table (1), the upper end of the slide table (1) is provided with a turntable (2), the turntable (2) is rotatably connected to the slide table (1), the upper end of the turntable (2) is provided with two sets of clamps (3) for fixing the test motor, and the upper end of the test table (8) is provided with a power mechanism for pushing the slide table (1) to move horizontally. There is a gap (13) between the two sets of feeding plates (6), and a gear (11) is provided in the gap (13). The gear (11) is fixedly connected to the turntable (2) through a rotating shaft. The feeding plate (6) facing the gear (11) is provided with a telescopic transmission component for turning the gear (11).

2. The stepper motor torque testing fixture according to claim 1, characterized in that: The telescopic transmission component includes a toothed plate (12) and a second electric push rod (14). The toothed plate (12) is fixedly connected to one of the feed plates (6) on the side facing the gear (11). The second electric push rod (14) is fixedly connected to the feed plate (6) on the side away from the toothed plate (12). The output end of the second electric push rod (14) passes through the feed plate (6) and is fixedly connected to the toothed plate (12). The toothed plate (12) meshes with the gear (11).

3. The stepper motor torque testing fixture according to claim 1, characterized in that: The two sets of clamps (3) are evenly arranged in the circumferential direction of the axis of the turntable (2), and the clamps (3) are at the same height as the torque tester (9).

4. The stepper motor torque testing fixture according to claim 3, characterized in that: The fixture (3) includes a base (31), which is fixedly connected to the upper edge of the turntable (2). The upper end of the base (31) is provided with a clamping groove (32), and two sets of clamping plates (33) are provided in the clamping groove (32). Two sets of adjusting bolts (34) are threaded to the outside of the base (31). The adjusting bolts (34) are screwed into the clamping groove (32) of the test bench (8) and rotatedly connected to the clamping plates (33).

5. The stepper motor torque testing fixture according to claim 1, characterized in that: The power mechanism includes a first electric push rod (10) disposed on the left and right sides of the slide (1). The output end of the first electric push rod (10) is fixedly connected to the slide (1), and the mounting end of the first electric push rod (10) is fixedly connected to the upper end of the test platform (8).

6. The stepper motor torque testing fixture according to claim 1, characterized in that: The upper end of the feeding plate (6) is provided with a slide rail (5), the slide rail (5) is fixedly connected to the feeding plate (6), a slider (4) is sleeved on the slide rail (5), the slider (4) is slidably connected to the slide rail (5), and the slider (4) is fixedly connected to the lower end of the slide table (1).

7. The stepper motor torque testing fixture according to claim 1, characterized in that: The feeding plate (6) has a support column (7) at one end away from the test table (8), and the support column (7) is fixedly connected to the lower end of the feeding plate (6).

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