Stator glue pouring device for servo motor assembly and use method

Abstract

The invention discloses a stator glue pouring device for servo motor assembly and a use method.The stator glue pouring device comprises a supporting structure, a driving structure, a transmission structure, a pressing structure and a filling structure, the bottom of the supporting structure is fixedly connected with the inner wall of the driving structure through bolts, and the outer wall of the driving structure is in meshed connection with the outer wall of the transmission structure; the driving motor drives the driving gear to rotate through the driving rod, the driving gear drives the transmission gear ring to rotate through meshing force, the transmission gear ring drives the transmission pipe to rotate through the transmission gear, the transmission pipe drives the pressing rod to move downwards under the thread meshing acting force, and meanwhile the pressing rod drives the demolding rod to be separated from the interior of the filling table through the connecting block. The pressing rod drives the pressing plate to move downwards, the pressing plate can press the stator winding which is placed manually and is in an inclined state, meanwhile, the guide rod is inserted into the guide hole, the guide rod pushes the rotating block to deflect, and after the rotating block deflects, the stator shell and the stator winding are in a concentric state and are fixed.

Description

Technical Field

[0001] The invention relates to the technical field of servo motor assembly, and in particular to a stator glue pouring device for servo motor assembly and a use method thereof. Background Art

[0002] A servo motor is an engine that controls the operation of mechanical components in a servo system. It is an auxiliary motor indirect speed change device. The servo motor can control speed and has very accurate position accuracy. It can convert voltage signals into torque and speed to drive the controlled object. The rotor speed of the servo motor is controlled by the input signal and can respond quickly. In the automatic control system, it is used as an actuator and has the characteristics of small electromechanical time constant and high linearity. It can convert the received electrical signal into angular displacement or angular velocity output on the motor shaft.

[0003] At present, most of the stator glue filling devices assembled on the servo motors on the market will be tilted when in use due to the manually placed stator winding, so that the stator winding and the stator housing cannot be in a concentric state, resulting in the stator after glue filling failing to meet the standards, thereby reducing the yield rate. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides a stator glue pouring device and a use method for servo motor assembly, which solves the problem that the stator after the prior glue pouring cannot meet the standard.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a stator glue filling device for servo motor assembly, comprising a supporting structure, a driving structure, a transmission structure, a pressing structure and a filling structure, the bottom of the supporting structure is fixedly connected to the inner wall of the driving structure by bolts, the outer wall of the driving structure is meshingly connected to the outer wall of the transmission structure, the transmission structure comprises a transmission gear ring, a transmission gear and a transmission pipe, the outer wall of the transmission structure is rotatably connected to the inner wall of the supporting structure, the inner wall of the transmission structure is threadedly connected to the outer wall of the pressing structure, the pressing mechanism is composed of a pressing rod, a connecting block, a demolding rod, a pressing plate, a pressing groove, a rotating rod, a rotating block and a guide hole, the outer wall of the pressing structure is slidably plugged into the inner wall of the supporting structure, the top of the supporting structure is fixedly connected to the bottom of the filling structure, and the outer wall of the filling structure is rotatably connected to the inner wall of the transmission structure.

[0006] Preferably, the support structure includes a support column, a support table, a rotating hole, a driving hole and a lower demoulding hole, the top of the support column is fixedly connected to the bottom of the support table, and a sliding groove is provided on the inner wall of the support column, a rotating hole is provided on the top of the support table near the edge, and a driving hole is provided on the inner wall of the support table near the edge, a lower demoulding hole is provided on the inner wall of the support table, and the center line of the sliding groove coincides with the center line of the rotating hole.

[0007] Preferably, the driving structure consists of a driving motor, a driving rod and a driving gear, and the inner wall of the driving motor is fixedly connected to the bottom of the support platform by bolts, the output shaft of the driving motor is fixedly connected to the bottom end of the driving rod by a coupling, and the outer wall of the driving rod is rotatably connected to the inner wall of the driving hole, and the outer wall of the driving rod at one end of the top of the support platform is engaged with the inner wall of the driving gear.

[0008] Preferably, the outer wall of the transmission gear ring is meshingly connected with the outer wall of the driving gear, and the outer wall of the transmission gear ring is meshingly connected with the outer wall of the transmission gear, the inner wall of the transmission gear is snap-connected with the outer wall of the transmission tube, and the outer wall of the transmission tube is rotatably connected with the inner wall of the rotating hole.

[0009] Preferably, the outer wall of the pressing rod is threadedly connected to the inner wall of the transmission tube, and the outer wall of the pressing rod near the bottom end is rotatably connected to the inner wall of the connecting block, the top of the connecting block away from the pressing rod is fixedly connected to the bottom end of the demolding rod, and the outer wall of the demolding rod is movably plugged into the inner wall of the lower demolding hole, the top of the pressing rod is fixedly connected to the bottom of the pressing plate, and a rotating groove is provided on the top of the pressing plate, the inner wall of the rotating groove is fixedly connected to the two ends of the rotating rod, and the outer wall of the rotating rod is rotatably connected to the inner wall of the rotating block, and the inner wall of the rotating groove is provided with a guide hole.

[0010] Preferably, the filling structure includes a filling table, a guide rod, a perfusion pipe and an upper demolding hole, the bottom of the filling table is fixedly connected to the top of the support table, and the outer wall of the filling table near the bottom is rotatably connected to the inner wall of the transmission gear ring, the top of the filling table near the edge is fixedly connected to the bottom end of the guide rod, and the outer wall of the guide rod is movably plugged into the inner wall of the guide hole, the top at the center of the filling table is fixedly connected to the bottom end of the perfusion pipe, and the inner wall of the filling table located outside the perfusion pipe is provided with an upper demolding hole, and a heating wire is arranged inside the filling table.

[0011] Preferably, the inner wall of the upper demoulding hole and the inner wall of the lower demoulding hole are both slidably plugged with the outer wall of the demoulding rod, and the center line of the upper demoulding hole coincides with the center line of the lower demoulding hole.

[0012] Preferably, the method for using the stator glue potting device for servo motor assembly comprises the following steps:

[0013] S1: Put the stator housing on the outer wall of the filling tube and place the stator winding inside the stator housing, start the drive motor, the drive motor drives the drive gear to rotate through the drive rod, the drive gear drives the transmission ring to rotate through the meshing force, the transmission ring drives the transmission tube to rotate through the transmission gear, the transmission tube drives the pressing rod to move downward under the force of the thread meshing, and at the same time, the pressing rod drives the demoulding rod to disengage from the inside of the filling table through the connecting block, and the pressing rod drives the pressing plate to move downward, the pressing plate can press the stator winding that is manually placed in an inclined state, and at the same time, the guide rod is inserted into the guide hole, and the guide rod pushes the rotating block to deflect. After the rotating block is deflected, the stator housing and the stator winding are in a concentric state and fixed, and the drive motor is stopped.

[0014] S2: Pour the prepared glue into the filling tube, and the glue enters the annular gap between the stator winding and the inner wall of the stator shell through the filling tube. When the glue fills the annular gap, start the heating wire in the filling table to dry the glue to make it solidify, and start the drive motor in reverse.

[0015] S3: The driving motor drives the driving gear to rotate through the driving rod, and the driving gear drives the transmission ring to rotate through the meshing force. The transmission ring drives the transmission tube to rotate through the transmission gear. The transmission tube drives the pressing rod to move upward under the meshing force of the threads. The pressing rod drives the demoulding rod to move upward from the inside of the filling table through the connecting block, so that the stator that has completed the glue filling is lifted from the filling table, which brings convenience to people's subsequent demoulding work.

[0016] Beneficial Effects

[0017] The present invention provides a stator glue pouring device and a method for using the stator glue pouring device for servo motor assembly. Compared with the prior art, the device has the following beneficial effects:

[0018] (1) The stator glue filling device and the method of use for assembling a servo motor drive the transmission structure and the pressing structure to move through the driving structure. The driving motor drives the driving gear to rotate through the driving rod. The driving gear drives the transmission ring to rotate through the meshing force. The transmission ring drives the transmission tube to rotate through the transmission gear. The transmission tube drives the pressing rod to move downward under the meshing force of the threads. At the same time, the pressing rod drives the demoulding rod to disengage from the inside of the filling table through the connecting block. The pressing rod drives the pressing plate to move downward. The pressing plate can press the stator winding that is manually placed in an inclined state. At the same time, the guide rod is inserted into the guide hole. The guide rod pushes the rotating block to deflect. After the rotating block is deflected, the stator housing and the stator winding are in a concentric state and fixed.

[0019] (2) The stator glue pouring device and method for assembling a servo motor use a pressing structure and a pouring structure to cooperate with each other, pouring the glue into a pouring tube, and the glue enters the annular gap between the stator winding and the inner wall of the stator housing through the pouring tube. When the glue fills the annular gap, the heating wire in the filling station is started to dry the glue to solidify it.

[0020] (3) The stator glue filling device and use method for servo motor assembly drives the pressing structure to move through the driving structure and the transmission structure. The driving motor drives the driving gear to rotate through the driving rod. The driving gear drives the transmission gear ring to rotate through the meshing force. The transmission gear ring drives the transmission tube to rotate through the transmission gear. The transmission tube drives the pressing rod to move upward under the meshing force of the thread. The pressing rod drives the demoulding rod to move upward from the inside of the filling table through the connecting block, so that the stator that has been filled with glue is lifted from the filling table, which brings convenience to people's subsequent demoulding work. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0022] Figure 2 It is a cross-sectional view of the overall structure of the present invention;

[0023] Figure 3 It is an exploded view of the overall structure of the present invention;

[0024] Figure 4 It is an exploded view of the transmission structure in the present invention.

[0025] In the figure: 1. Support structure; 101. Support column; 102. Support platform; 103. Rotating hole; 104. Driving hole; 105. Lower demoulding hole; 2. Driving structure; 201. Driving motor; 202. Driving rod; 203. Driving gear; 3. Transmission structure; 301. Transmission gear ring; 302. Transmission gear; 303. Transmission pipe; 4. Pressing mechanism; 401. Pressing rod; 402. Connecting block; 403. Demolding rod; 404. Pressing plate; 405. Pressing groove; 406. Rotating rod; 407. Rotating block; 408. Guide hole; 5. Filling structure; 501. Filling platform; 502. Guide rod; 503. Filling pipe; 504. Upper demoulding hole. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figure 1-4 A stator glue filling device for servo motor assembly includes a supporting structure 1, a driving structure 2, a transmission structure 3, a pressing structure 4 and a filling structure 5. The bottom of the supporting structure 1 is fixedly connected to the inner wall of the driving structure 2 by bolts, and the outer wall of the driving structure 2 is meshed with the outer wall of the transmission structure 3. The transmission structure 3 includes a transmission gear ring 301, a transmission gear 302 and a transmission tube 303. The outer wall of the transmission structure 3 is rotatably connected to the inner wall of the supporting structure 1, and the inner wall of the transmission structure 3 is threadedly connected to the outer wall of the pressing structure 4. The pressing mechanism 4 consists of a pressing rod 401, a connecting block 402, a demolding rod 403, a pressing plate 404, a pressing groove 405, a rotating rod 406, a rotating block 407 and a guide hole 408. The outer wall of the pressing structure 4 is slidably plugged into the inner wall of the supporting structure 1, the top of the supporting structure 1 is fixedly connected to the bottom of the filling structure 5, and the outer wall of the filling structure 5 is rotatably connected to the inner wall of the transmission structure 3.

[0028] In the present invention, the support structure 1 includes a support column 101, a support platform 102, a rotating hole 103, a driving hole 104 and a lower demolding hole 105. The top of the support column 101 is fixedly connected to the bottom of the support platform 102, and a sliding groove is provided on the inner wall of the support column 101. The top of the support platform 102 near the edge is provided with a rotating hole 103, and the inner wall of the support platform 102 near the edge is provided with a driving hole 104. The inner wall of the support platform 102 is provided with a lower demolding hole 105, and the center line of the sliding groove coincides with the center line of the rotating hole 103.

[0029] In the present invention, the driving structure 2 is composed of a driving motor 201, a driving rod 202 and a driving gear 203, and the inner wall of the driving motor 201 is fixedly connected to the bottom of the support platform 102 by bolts, the output shaft of the driving motor 201 is fixedly connected to the bottom end of the driving rod 202 by a coupling, and the outer wall of the driving rod 202 is rotatably connected to the inner wall of the driving hole 104, and the outer wall of the driving rod 202 at one end of the top of the support platform 102 is engaged with the inner wall of the driving gear 203.

[0030] In the present invention, the outer wall of the transmission gear ring 301 is meshedly connected with the outer wall of the driving gear 203, and the outer wall of the transmission gear ring 301 is meshedly connected with the outer wall of the transmission gear 302, the inner wall of the transmission gear 302 is snap-connected with the outer wall of the transmission tube 303, and the outer wall of the transmission tube 303 is rotatably connected with the inner wall of the rotating hole 103.

[0031] In the present invention, the outer wall of the pressing rod 401 is threadedly connected to the inner wall of the transmission tube 303, and the outer wall of the pressing rod 401 near the bottom is rotatably connected to the inner wall of the connecting block 402, the top of the connecting block 402 away from the pressing rod 401 is fixedly connected to the bottom end of the demolding rod 403, and the outer wall of the demolding rod 403 is movably plugged into the inner wall of the lower demolding hole 105, the top of the pressing rod 401 is fixedly connected to the bottom of the pressing plate 404, and a rotating groove is provided at the top of the pressing plate 404, the inner wall of the rotating groove is fixedly connected to the two ends of the rotating rod 406, and the outer wall of the rotating rod 406 is rotatably connected to the inner wall of the rotating block 407, and the inner wall of the rotating groove is provided with a guide hole 408.

[0032] In the present invention, the filling structure 5 includes a filling table 501, a guide rod 502, a perfusion tube 503 and an upper demolding hole 504. The bottom of the filling table 501 is fixedly connected to the top of the support table 102, and the outer wall of the filling table 501 near the bottom is rotatably connected to the inner wall of the transmission gear ring 301. The top of the filling table 501 near the edge is fixedly connected to the bottom end of the guide rod 502, and the outer wall of the guide rod 502 is movably plugged into the inner wall of the guide hole 408. The top at the center of the filling table 501 is fixedly connected to the bottom end of the perfusion tube 503, and the inner wall of the filling table 501 located outside the perfusion tube 503 is provided with an upper demolding hole 504, and a heating wire is arranged inside the filling table 501.

[0033] In the present invention, the inner wall of the upper demoulding hole 504 and the inner wall of the lower demoulding hole 105 are both slidably plugged with the outer wall of the demoulding rod 403 , and the center line of the upper demoulding hole 504 coincides with the center line of the lower demoulding hole 105 .

[0034] A method for using a stator glue potting device for servo motor assembly comprises the following steps:

[0035] S1: The stator housing is sleeved on the outer wall of the filling tube 503 and the stator winding is placed inside the stator housing, and the driving motor 201 is started. The driving motor 201 drives the driving gear 203 to rotate through the driving rod 202. The driving gear 203 drives the transmission ring 301 to rotate through the meshing force. The transmission ring 301 drives the transmission tube 303 to rotate through the transmission gear 302. The transmission tube 303 drives the pressing rod 401 to move downward under the force of the thread meshing. At the same time, the pressing rod 401 drives the demoulding rod 403 to disengage from the inside of the filling station 501 through the connecting block 402. The pressing rod 401 drives the pressing plate 404 to move downward. The pressing plate 404 can press the stator winding that is manually placed in an inclined state. At the same time, the guide rod 502 is inserted into the guide hole 408. The guide rod 502 pushes the rotating block 407 to deflect. After the rotating block 407 is deflected, the stator housing and the stator winding are in a concentric state and fixed. The driving motor 201 is stopped.

[0036] S2: Pour the prepared glue into the filling tube 503, and the glue enters the annular gap between the stator winding and the inner wall of the stator shell through the filling tube 503. When the glue fills the annular gap, start the heating wire in the filling table 501 to dry the glue to make it solidify, and start the drive motor 201 in reverse.

[0037] S3: The driving motor 201 drives the driving gear 203 to rotate through the driving rod 202, and the driving gear 203 drives the transmission ring 301 to rotate through the meshing force. The transmission ring 301 drives the transmission tube 303 to rotate through the transmission gear 302. The transmission tube 303 drives the pressing rod 401 to move upward under the force of the thread meshing. The pressing rod 401 drives the demoulding rod 403 to move upward from the inside of the filling table 501 through the connecting block 402, so that the stator that has completed the glue filling is lifted from the filling table 501, which brings convenience to people's subsequent demoulding work.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stator glue pouring device for servo motor assembly, comprising a supporting structure (1), a driving structure (2), a transmission structure (3), a pressing structure (4) and a filling structure (5), characterized in that: The bottom of the support structure (1) is fixedly connected to the inner wall of the driving structure (2) by bolts, the outer wall of the driving structure (2) is meshingly connected to the outer wall of the transmission structure (3), the transmission structure (3) comprises a transmission gear ring (301), a transmission gear (302) and a transmission tube (303), the outer wall of the transmission structure (3) is rotatably connected to the inner wall of the support structure (1), the inner wall of the transmission structure (3) is threadedly connected to the outer wall of the pressing structure (4), and the pressing mechanism (4) is composed of a pressing rod (401), a connecting block (402), a demoulding rod (403), a pressing plate (404), a pressing groove (405), a rotating rod (406), a rotating block (407) and a guide hole (408); the outer wall of the pressing structure (4) is slidably plugged into the inner wall of the supporting structure (1); the top of the supporting structure (1) is fixedly connected to the bottom of the filling structure (5); and the outer wall of the filling structure (5) is rotatably connected to the inner wall of the transmission structure (3).

2. The stator glue pouring device for servo motor assembly according to claim 1, characterized in that: The support structure (1) comprises a support column (101), a support platform (102), a rotating hole (103), a driving hole (104) and a lower demoulding hole (105); the top of the support column (101) is fixedly connected to the bottom of the support platform (102), and the inner wall of the support column (101) is provided with a sliding groove; the top of the support platform (102) near the edge is provided with a rotating hole (103), and the inner wall of the support platform (102) near the edge is provided with a driving hole (104); the inner wall of the support platform (102) is provided with a lower demoulding hole (105), and the center line of the sliding groove coincides with the center line of the rotating hole (103).

3. The stator glue pouring device for servo motor assembly according to claim 2, characterized in that: The driving structure (2) is composed of a driving motor (201), a driving rod (202) and a driving gear (203), and the inner wall of the driving motor (201) is fixedly connected to the bottom of the support platform (102) by bolts, the output shaft of the driving motor (201) is fixedly connected to the bottom end of the driving rod (202) by a coupling, and the outer wall of the driving rod (202) is rotatably connected to the inner wall of the driving hole (104), and the outer wall of the driving rod (202) at one end of the top of the support platform (102) is snap-connected to the inner wall of the driving gear (203).

4. The stator glue pouring device for servo motor assembly according to claim 3, characterized in that: The outer wall of the transmission gear ring (301) is meshedly connected with the outer wall of the driving gear (203), and the outer wall of the transmission gear ring (301) is meshedly connected with the outer wall of the transmission gear (302), the inner wall of the transmission gear (302) is snap-fittedly connected with the outer wall of the transmission tube (303), and the outer wall of the transmission tube (303) is rotatably connected with the inner wall of the rotating hole (103).

5. The stator glue pouring device for servo motor assembly according to claim 4, characterized in that: The outer wall of the pressing rod (401) is threadedly connected to the inner wall of the transmission tube (303), and the outer wall of the pressing rod (401) close to the bottom end is rotatably connected to the inner wall of the connecting block (402), the top of the connecting block (402) away from the pressing rod (401) is fixedly connected to the bottom end of the demoulding rod (403), and the outer wall of the demoulding rod (403) is movably plugged into the inner wall of the lower demoulding hole (105), the top of the pressing rod (401) is fixedly connected to the bottom of the pressing plate (404), and the top of the pressing plate (404) is provided with a rotating groove, the inner wall of the rotating groove is fixedly connected to the two ends of the rotating rod (406), and the outer wall of the rotating rod (406) is rotatably connected to the inner wall of the rotating block (407), and the inner wall of the rotating groove is provided with a guide hole (408).

6. The stator glue pouring device for servo motor assembly according to claim 5, characterized in that: The filling structure (5) comprises a filling platform (501), a guide rod (502), a pouring pipe (503) and an upper demoulding hole (504); the bottom of the filling platform (501) is fixedly connected to the top of the support platform (102), and the outer wall of the filling platform (501) close to the bottom is rotatably connected to the inner wall of the transmission gear ring (301); the top of the filling platform (501) close to the edge is fixedly connected to the bottom end of the guide rod (502), and the outer wall of the guide rod (502) is movably plugged into the inner wall of the guide hole (408); the top of the filling platform (501) at the center is fixedly connected to the bottom end of the pouring pipe (503), and the inner wall of the filling platform (501) located outside the pouring pipe (503) is provided with an upper demoulding hole (504); and a heating wire is arranged inside the filling platform (501).

7. The stator glue pouring device for servo motor assembly according to claim 6, characterized in that: The inner wall of the upper demoulding hole (504) and the inner wall of the lower demoulding hole (105) are both slidably plugged into the outer wall of the demoulding rod (403), and the center line of the upper demoulding hole (504) coincides with the center line of the lower demoulding hole (105).

8. The method for using the stator glue potting device for servo motor assembly according to claim 1 comprises the following steps: S1: The stator housing is placed on the outer wall of the injection tube (503) and the stator winding is placed inside the stator housing. The drive motor (201) is started. The drive motor (201) drives the drive gear (203) to rotate through the drive rod (202). The drive gear (203) drives the transmission ring gear (301) to rotate through the meshing force. The transmission ring gear (301) drives the transmission tube (303) to rotate through the transmission gear (302). The transmission tube (303) drives the pressing rod (401) to move downward under the meshing force of the threads. At the same time, the pressing rod (401) is pressed. The rod (401) drives the demoulding rod (403) to be separated from the inside of the filling station (501) through the connecting block (402), and the pressing rod (401) drives the pressing plate (404) to move downward. The pressing plate (404) can press the stator winding that is manually placed in an inclined state to be corrected. At the same time, the guide rod (502) is inserted into the guide hole (408), and the guide rod (502) pushes the rotating block (407) to deflect. After the rotating block (407) is deflected, the stator housing and the stator winding are in a concentric state and fixed, and the driving motor (201) is stopped; S2: pouring the glue liquid into the pouring tube (503), and the glue liquid enters the annular gap between the stator winding and the inner wall of the stator housing through the pouring tube (503). When the glue liquid fills the annular gap, the heating wire in the filling station (501) is started to dry the glue liquid to solidify it, and the driving motor (201) is started in reverse; S3: The driving motor (201) drives the driving gear (203) to rotate through the driving rod (202), and the driving gear (203) drives the transmission ring (301) to rotate through the meshing force. The transmission ring (301) drives the transmission tube (303) to rotate through the transmission gear (302). The transmission tube (303) drives the pressing rod (401) to move upward under the meshing force of the threads. The pressing rod (401) drives the demoulding rod (403) to move upward from the inside of the filling platform (501) through the connecting block (402), so that the stator that has been filled with glue is lifted from the filling platform (501), which brings convenience to people's subsequent demoulding work.

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