CN215067157U - Servo motor reliability test device - Google Patents
Servo motor reliability test device Download PDFInfo
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- CN215067157U CN215067157U CN202120720106.4U CN202120720106U CN215067157U CN 215067157 U CN215067157 U CN 215067157U CN 202120720106 U CN202120720106 U CN 202120720106U CN 215067157 U CN215067157 U CN 215067157U
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- servo motor
- support
- test device
- reliability test
- bearing plate
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Abstract
The utility model discloses a servo motor reliability test device, the proof box comprises a proof box body, the inside support that is provided with of proof box, be provided with lifting module on the support, lifting module from the top down has set gradually servo motor, planetary reducer, shaft coupling, lead screw fixing base, ball screw, fixed plate fixed connection is on the support top, planetary reducer sets up in the fixed plate top, servo motor fixed connection is in planetary reducer one end, shaft coupling fixed connection is in the planetary reducer bottom, ball screw sets up in the shaft coupling bottom. The utility model discloses in, through the relation of being connected of lead screw and bearing plate for vertical elevating movement is to the balancing weight along linear guide, can add the balancing weight of different quantity, tests the reliability under the different loads of servo motor according to the experimental load requirement in reciprocating motion.
Description
Technical Field
The utility model relates to a test device field especially relates to a servo motor reliability test device.
Background
In motion control systems, servo motors are commonly used as the drive components. The servo motor can control the speed and position accuracy accurately, and can convert the voltage signal into torque and rotating speed to drive a control object. The rotation speed of the rotor of the servo motor is controlled by an input signal and can quickly respond, the servo motor is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity and the like, and can convert a received electric signal into angular displacement or angular speed on a motor shaft for output.
The existing device for testing the reliability of the servo motor can not simulate test environments with different atmospheres, different loads and different speeds, causes limitation to the test, influences the test precision, can not operate the equipment in the box in the test process, and needs a servo motor reliability testing device to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the servo motor reliability test device who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a servo motor reliability test device, includes the proof box, the inside support that is provided with of proof box, be provided with lifting module on the support, lifting module from the top down has set gradually servo motor, planetary reducer, shaft coupling, lead screw fixing base, ball screw, fixed plate fixed connection is on the support top, planetary reducer sets up in the fixed plate top, servo motor fixed connection is in planetary reducer one end, shaft coupling fixed connection is in planetary reducer bottom, ball screw sets up in the shaft coupling bottom, support outside fixedly connected with linear guide, the last bearing plate that is provided with of ball screw.
As a further description of the above technical solution:
the lifting module is provided with three groups, a reinforcing rod is fixedly connected between the supports, and a third bolt is connected between the reinforcing rod and the supports in a threaded manner.
As a further description of the above technical solution:
one end of the bearing plate, which is close to the bracket, is fixedly connected with a moving block, and the moving block is connected to the linear guide rail in a sliding manner.
As a further description of the above technical solution:
the bearing plate up end is provided with the balancing weight, the balancing weight top is provided with splint, threaded connection has first bolt between splint and the bearing plate.
As a further description of the above technical solution:
the ball screw penetrates through the bearing plate and is in threaded connection with the bearing plate.
As a further description of the above technical solution:
the test box is provided with an inclined plane, and the inclined plane is provided with an observation window.
As a further description of the above technical solution:
glove holes are formed in the front face and the back face of the test box, and second bolts are connected between the fixing plate and the planetary speed reducer in a threaded mode.
As a further description of the above technical solution:
and sealing doors are arranged on two side edges of the test box, and position sensors are arranged at the upper end and the lower end of the support and at the middle position.
The utility model discloses following beneficial effect has:
1. the utility model discloses be provided with lifting module, servo motor etc. through the relation of being connected of lead screw and bearing plate for vertical elevating movement is to the balancing weight along linear guide, can add the balancing weight of different quantity, tests the reliability under the different loads of servo motor according to the experimental load requirement in reciprocating motion.
2. The utility model discloses a proof box, sealing door etc. that set up can fill into dry air, vapor, corrosive gas etc. according to the test requirement in the box to be equipped with corresponding detection sensor, reliability and fault rate of motor in different environment atmosphere can be tested.
3. The utility model discloses a glove hole that sets up has airtight gloves to overlap, can operate the incasement equipment through gloves under the condition that does not change the interior environment of box.
4. The utility model discloses a stiffener that sets up can strengthen the bulk strength of support, promotes product life, and three lifting module of group can test three sets of motors simultaneously, improve efficiency of software testing.
Drawings
Fig. 1 is a schematic perspective view of a servo motor reliability testing apparatus provided by the present invention;
fig. 2 is the utility model provides a servo motor reliability test device's inner structure's a three-dimensional schematic diagram.
Illustration of the drawings:
1. a test chamber; 2. a position sensor; 3. a linear guide rail; 4. a ball screw; 5. a balancing weight; 6. a screw rod fixing seat; 7. a coupling; 8. a planetary reducer; 9. a servo motor; 10. a support; 11. a glove hole; 12. a bearing plate; 13. a splint; 14. a first bolt; 15. a moving block; 16. a reinforcing bar; 17. a fixing plate; 18. a second bolt; 19. an observation window; 20. a sealing door; 21. and a third bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-2, the present invention provides an embodiment: a servo motor reliability test device comprises a test box 1, a support 10 is arranged in the test box 1, a lifting module is arranged on the support 10, a servo motor 9, a planetary reducer 8, a coupler 7, a lead screw fixing seat 6 and a ball screw 4 are sequentially arranged on the lifting module from top to bottom, a fixing plate 17 is fixedly connected to the top end of the support 10, the planetary reducer 8 is arranged at the top end of the fixing plate 17, the servo motor 9 is fixedly connected to one end of the planetary reducer 8, the coupler 7 is fixedly connected to the bottom end of the planetary reducer 8, the ball screw 4 is arranged at the bottom end of the coupler 7, a linear guide rail 3 is fixedly connected to the outer side of the support 10, a bearing plate 12 is arranged on the ball screw 4, a balancing weight 5 is vertically lifted along the linear guide rail 3 through the connection relationship between the ball screw 4 and the bearing plate 12, and can be moved in a reciprocating manner according to the test load requirements, different numbers of balancing weights 5 are added to test the reliability of the servo motor 9 under different loads.
Lifting module is provided with three groups, three lifting module of group can be tested three sets of motors simultaneously, efficiency of software testing is improved, fixedly connected with stiffener 16 between support 10, threaded connection has third bolt 21 between stiffener 16 and the support 10, can strengthen the bulk strength of support 10, promote product life, bearing plate 12 is close to support 10 one end fixedly connected with movable block 15, movable block 15 sliding connection is on linear guide 3, on bearing plate 12, the terminal surface is provided with balancing weight 5, 5 tops of balancing weight are provided with splint 13, threaded connection has first bolt 14 between splint 13 and the bearing plate 12.
Ball screw 4 runs through bearing plate 12 and with bearing plate 12 threaded connection, be provided with the inclined plane on proof box 1, be provided with observation window 19 on the inclined plane, glove hole 11 has all been seted up with the back in proof box 1 openly, can operate the incasement equipment through gloves under the condition that does not change the interior environment of box, threaded connection has second bolt 18 between fixed plate 17 and the planetary reducer 8, proof box 1 both sides limit all is provided with sealing door 20, can fill into dry air according to the experimental requirement in the box, vapor, corrosive gas etc. to be equipped with corresponding detection sensor, can test reliability and fault rate of motor in different environment atmospheres, both ends position and intermediate position all are provided with position sensor 2 about the support 10.
The working principle is as follows: when the device is used for servo motor reliability in actual use, the servo motor 9 drives the planetary speed reducer 8, the ball screw 4 is driven to rotate under the connection transmission of the coupler 7, finally, the balancing weight 5 is made to do vertical lifting motion along the linear guide rail 3, two ends of the stroke of each lifting module and the middle position are provided with the position sensors 2 for feeding back the motor running in-place state, therefore, the stability and the reliability of the servo motor 9 under the working of loads are tested, different numbers of balancing weights 5 can be added according to the test load requirements in reciprocating motion, the reliability under different loads is tested, and the reliability under different speeds can be tested according to the test requirements in control.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides a servo motor reliability test device, includes proof box (1), its characterized in that: the test box is characterized in that a support (10) is arranged inside the test box (1), a lifting module is arranged on the support (10), the lifting module is sequentially provided with a servo motor (9), a planetary speed reducer (8), a coupler (7), a screw rod fixing seat (6) and a ball screw rod (4) from top to bottom, a fixing plate (17) is fixedly connected to the top end of the support (10), the planetary speed reducer (8) is arranged on the top end of the fixing plate (17), the servo motor (9) is fixedly connected to one end of the planetary speed reducer (8), the coupler (7) is fixedly connected to the bottom end of the planetary speed reducer (8), the ball screw rod (4) is arranged at the bottom end of the coupler (7), a linear guide rail (3) is fixedly connected to the outer side of the support (10), and a bearing plate (12) is arranged on the ball screw rod (4).
2. The servo motor reliability test device according to claim 1, characterized in that: the lifting module is provided with three groups, a reinforcing rod (16) is fixedly connected between the supports (10), and a third bolt (21) is connected between the reinforcing rod (16) and the supports (10) in a threaded manner.
3. The servo motor reliability test device according to claim 1, characterized in that: one end of the bearing plate (12) close to the support (10) is fixedly connected with a moving block (15), and the moving block (15) is connected to the linear guide rail (3) in a sliding mode.
4. The servo motor reliability test device according to claim 1, characterized in that: on bearing plate (12), the terminal surface is provided with balancing weight (5), balancing weight (5) top is provided with splint (13), threaded connection has first bolt (14) between splint (13) and bearing plate (12).
5. The servo motor reliability test device according to claim 1, characterized in that: the ball screw (4) penetrates through the bearing plate (12) and is in threaded connection with the bearing plate (12).
6. The servo motor reliability test device according to claim 1, characterized in that: an inclined plane is arranged on the test box (1), and an observation window (19) is arranged on the inclined plane.
7. The servo motor reliability test device according to claim 1, characterized in that: glove holes (11) are formed in the front face and the back face of the test box (1), and second bolts (18) are connected between the fixing plate (17) and the planetary reducer (8) in a threaded mode.
8. The servo motor reliability test device according to claim 1, characterized in that: sealing doors (20) are arranged on two side edges of the test box (1), and position sensors (2) are arranged at the upper end position and the lower end position of the support (10) and the middle position of the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120720106.4U CN215067157U (en) | 2021-04-09 | 2021-04-09 | Servo motor reliability test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120720106.4U CN215067157U (en) | 2021-04-09 | 2021-04-09 | Servo motor reliability test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215067157U true CN215067157U (en) | 2021-12-07 |
Family
ID=79148077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120720106.4U Active CN215067157U (en) | 2021-04-09 | 2021-04-09 | Servo motor reliability test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215067157U (en) |
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2021
- 2021-04-09 CN CN202120720106.4U patent/CN215067157U/en active Active
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