CN111889325A - Automatic rotor slot glue coating device - Google Patents
Automatic rotor slot glue coating device Download PDFInfo
- Publication number
- CN111889325A CN111889325A CN202010805330.3A CN202010805330A CN111889325A CN 111889325 A CN111889325 A CN 111889325A CN 202010805330 A CN202010805330 A CN 202010805330A CN 111889325 A CN111889325 A CN 111889325A
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- CN
- China
- Prior art keywords
- glue
- rotor
- push rod
- storage bin
- positioning groove
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
Abstract
The invention discloses an automatic rotor slot glue coating device, which belongs to the field of micro motor production and comprises a rotor positioning groove body, a plurality of glue pressure barrels and a plurality of glue injection assemblies arranged around the rotor positioning groove body, wherein a rotor upward sliding push rod is arranged at the bottom of the rotor positioning groove body, each glue injection assembly comprises a glue pre-storage bin, a glue extrusion push rod and a glue induction elastic connecting rod, a glue guide hole communicated with the rotor positioning groove body and a glue inlet communicated with one glue pressure barrel are formed in the side wall of the glue pre-storage bin, the glue guide hole is positioned above the glue inlet, the glue extrusion push rod is arranged at the bottom of the glue pre-storage bin to upwards movably extrude glue in the glue pre-storage bin, and the glue induction elastic connecting rod is arranged at the top of the glue pre-storage bin to movably shield the glue guide hole. According to the technical scheme, the dispensing operation of the rotor slot coating glue can be automatically completed through the mechanical mechanism, and the dispensing quality can be ensured.
Description
Technical Field
The invention relates to the field of miniature motor production, in particular to an automatic slot coating glue device for a rotor.
Background
In the existing production process of the direct current motor, a commutator and a coil of the direct current motor are mainly welded by spot welding, so that in the daily use process, the influence of vibration and high temperature is very likely to cause insufficient welding, poor contact and even desoldering of welding points. For this situation, it is common practice in the industry to use means of sealing (dispensing) the glue (i.e. rotor grooving glue and neck glue) to avoid this problem. Among the prior art scheme, rotor coating slot is glued and is an solitary process step, mainly gives the dispensing head through the pressure vessel and supplies glue, and then manual operation dispensing head carries out the mode of point and accomplishes, and so, not only work load is big, wastes time and energy, moreover because sneak into the air easily when thick glue is put into the pressure vessel, can have evacuation phenomenon occasionally when glue passes through the pipeline discharge, therefore, can't guarantee the quality of point.
Disclosure of Invention
The invention mainly aims to provide an automatic rotor slot coating glue device which can automatically complete the glue dispensing operation of rotor slot coating glue through a mechanical mechanism and can ensure the glue dispensing quality.
In order to achieve the above purpose, the invention provides an automatic rotor slot coating device, which comprises a rotor positioning groove body, a plurality of glue pressure barrels and a plurality of glue injection assemblies arranged around the rotor positioning groove body, wherein the bottom of the rotor positioning groove body is provided with a rotor upward sliding push rod, each glue injection assembly comprises a glue pre-storage bin, a glue extrusion push rod and a glue induction elastic connecting rod, the side wall of the glue pre-storage bin is provided with a glue guide hole communicated with the rotor positioning groove body and a glue inlet communicated with one glue pressure barrel, the glue guide hole is positioned above the glue inlet, the bottom of the glue pre-storage bin is provided with the glue extrusion push rod to extrude glue in the glue pre-storage bin upwards, the top of the glue pre-storage bin is provided with the glue induction elastic connecting rod, the glue diversion hole is movably shielded.
Optionally, the automatic rotor slot glue coating device further comprises a cylindrical rotor fixing base body, the rotor positioning groove body is located at the central position of the cylindrical rotor fixing base body, and glue pre-storage bins of the glue injection assemblies are respectively arranged at the edge positions of the cylindrical rotor fixing base body and surround the periphery of the rotor positioning groove body.
Optionally, the groove depth direction of the rotor positioning groove body is the axial direction of the cylindrical rotor fixing seat body, and the extending direction of the glue pre-storage bin of each glue injection assembly is also the axial direction of the cylindrical rotor fixing seat body.
Optionally, a connecting rod mounting groove is formed in the top of the glue pre-storage bin, and the glue sensing elastic connecting rod comprises a connecting rod main body arranged in the connecting rod mounting groove, a return spring for driving the connecting rod main body to return and an in-place detection sensor for detecting whether the top end of the connecting rod main body reaches a preset position.
Optionally, the rotor upward sliding push rod comprises a first push rod main body and a first power mechanism driving the first push rod main body to lift, and the glue extruding push rod comprises a second push rod main body and a second power mechanism driving the second push rod main body to lift.
Optionally, the second power mechanism is the first power mechanism, the first power mechanism includes a power push block and a servo motor for driving the power push block to ascend and descend through screw transmission, and the first push rod body and each of the second push rod bodies are respectively and fixedly arranged on the power push block.
Optionally, the automatic rotor slot glue coating device further comprises a PLC controller, and the PLC controller is electrically connected to the upward sliding push rod of the rotor, the glue extrusion push rod of each glue injection assembly, and the glue induction elastic connecting rod of each glue injection assembly respectively.
The invention provides an automatic rotor slot glue coating device, wherein a rotor upward sliding push rod is arranged at the bottom of a rotor positioning groove body, a glue water guide hole communicated with the rotor positioning groove body and a glue water inlet communicated with a glue water pressure barrel are formed in the side wall of a glue water pre-storage bin of a glue water injection assembly, a glue water extrusion push rod is arranged at the bottom of the glue water pre-storage bin to upwards and movably extrude glue water in the glue water pre-storage bin, and a glue water induction elastic connecting rod is arranged at the top of the glue water pre-storage bin to movably shield the glue water guide hole. Therefore, the automatic rotor slot coating glue device can form a slot coating glue station with an embedded structure, after a rotor to be coated with slot glue is placed into a rotor positioning groove body, glue is injected into a glue pre-storage bin (multi-bin synchronization) through a glue pressure barrel through a pressure and a pipeline through a glue inlet, then a glue extrusion push rod injects a proper amount of glue into a corresponding side groove of the rotor to be coated with slot glue through a flow guide hole, and meanwhile, the rotor to be coated with slot glue moves upwards simultaneously in glue injection under the action of the rotor upwards sliding push rod so as to uniformly coat the glue in the corresponding side groove of the rotor to be coated with slot glue, and the automatic slot coating operation of the rotor slot coating glue is realized. In addition, after glue is injected into the glue pre-storage bin through the glue inlet, the glue in the bin is extruded to the glue diversion hole (upper part) by the glue extrusion push rod at the bottom in the bin under the normal condition, and when the glue is extruded to the glue induction elastic connecting rod at the top in the bin, the glue induction elastic connecting rod (elastically reset when in rest) is pushed to move upwards by the glue pressure, so that the in-place injection of the glue is triggered and identified. When glue accidentally enters the glue pre-storage bin through the glue inlet with bubbles, the glue extruding push rod at the bottom in the bin compresses air in the bin to the glue diversion hole to be discharged, the glue sensing elastic connecting rod is not moved and cannot trigger sensing identification, the glue sensing elastic connecting rod defaults that no glue exists in the bin at the moment, the glue pre-storage bin is re-injected once, and the phenomena of individual few-gluing, glue leakage and other defective products are avoided. In addition, the invention adopts an embedded glue injection structure mode and is provided with the glue pre-storage bin, so that the capacity of the corresponding glue pre-storage bin can be set according to the winding state (slot fullness rate) in each side slot of the rotor, and thus, the unbalance of the rotor caused by winding (inconsistent slot fullness rate) can be improved by injecting glue with different quantities into the corresponding side slots of the rotor. Therefore, according to the technical scheme, the dispensing operation of the rotor slot coating glue can be automatically completed through the mechanical mechanism, and the dispensing quality can be ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic overall structural diagram of an automatic rotor slot coating device according to an embodiment of the present invention.
Fig. 2 is a schematic top view of the automatic slot coating device of the rotor shown in fig. 1.
Fig. 3 is a schematic cross-sectional view of the automatic slot coating device of the rotor shown in fig. 2, taken along the line a-a.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 to 3, an embodiment of the present invention provides an automatic rotor slot coating apparatus 100, the automatic rotor slot coating apparatus 100 includes a rotor positioning slot body 110, a plurality of glue pressure tanks 120, and a plurality of glue injection assemblies 130 disposed around the rotor positioning slot body 110, a rotor upward sliding push rod 111 is disposed at the bottom of the rotor positioning slot body 110, each glue injection assembly 130 includes a glue pre-storage bin 131, a glue extrusion push rod 132, and a glue induction elastic connecting rod 133, a glue guiding hole 1311 communicating with the rotor positioning slot body 110 and a glue inlet 1312 communicating with one glue pressure tank 120 are disposed on a side wall of the glue pre-storage bin 131, the glue guiding hole 1311 is located above the glue inlet 1312, the glue extrusion push rod 132 is disposed at the bottom of the glue pre-storage bin 131 to extrude glue in the glue pre-storage bin upward, the glue induction elastic connecting rod is disposed at the top of the glue pre-storage bin, the glue diversion hole is movably shielded.
In the present embodiment, the plurality of glue pressure barrels 120, the plurality of glue injection assemblies 130, and the plurality of side slots of the rotor 200 to be slot-coated with glue are arranged in a one-to-one correspondence manner, that is, the present embodiment mainly performs an automatic glue dispensing operation on the rotor 200 to be slot-coated with three side slots, and therefore, three glue pressure barrels 120 and three glue injection assemblies 130 are specifically arranged. As shown in fig. 3, the automatic rotor slot coating device 100 further includes a cylindrical rotor fixing seat body 140, the rotor positioning slot body 110 is located at the center of the cylindrical rotor fixing seat body 140, and the glue pre-storage bins 131 of the plurality of glue injection assemblies 130 are respectively located at the edge of the cylindrical rotor fixing seat body 140 and are arranged around the rotor positioning slot body 110. Specifically, the groove depth direction of the rotor positioning groove body 110 is the axial direction of the cylindrical rotor fixing seat body 140, and the extending direction of the glue pre-storage bin 131 of each glue injection assembly 130 is also the axial direction of the cylindrical rotor fixing seat body 140. Thus, after the rotor 200 to be subjected to slot coating is placed in the rotor positioning groove body 110, the side grooves of the rotor 200 to be subjected to slot coating are arranged in parallel with the corresponding glue pre-storage bins 131 of the glue injection assembly 130, and the glue guiding holes 1311 of the glue pre-storage bins 131 are aligned with the corresponding side grooves of the rotor 200 to be subjected to slot coating.
As shown in fig. 3, a link installation groove 1313 is formed at the top of the glue pre-storage bin 131, and the glue sensing elastic link 133 includes a link main body 1331 installed in the link installation groove 1313, a return spring 1332 for returning the link main body 1331, and a position detection sensor 1333 for detecting whether the top end of the link main body reaches a preset position. Thus, after the glue is injected into the glue pre-storage bin 131 through the glue inlet 1312, the glue in the bin is normally extruded to the glue guiding hole 1311 (upper portion) by the glue extruding push rod 132 at the bottom of the bin, when the glue is extruded to the glue induction elastic connecting rod 133 at the top of the bin, the connecting rod main body 1331 is pushed by the glue pressure (elastically reset through the reset spring 1332 when the connecting rod main body 1331 is static) to move upwards, and after the top end of the connecting rod main body 1331 reaches a preset position and is detected by the in-place detection sensor 1333, the in-place injection of the glue is triggered and identified. When glue has the bubble to pour into glue into in advance through glue entry 1312 and deposits storehouse 131 occasionally, glue extrusion push rod 132 of bottom in the storehouse is compressed the interior air of storehouse to glue guiding hole 1311 and is discharged, and glue response elastic connecting rod 133 is unmovable, the top of connecting rod main part 1331 does not reach preset position and is not detected by detection sensor 1333 in place promptly, at this moment, fail to trigger the response discernment, glue response elastic connecting rod 133 defaults to not having glue in the storehouse, this glue is deposited storehouse 131 again and is poured into once, stop a lot of bad quality phenomena such as few rubber coating leak rubber coating.
As shown in fig. 3, the rotor upward sliding push rod 111 includes a first push rod body and a first power mechanism for driving the first push rod body to move up and down, and the glue extruding push rod 132 includes a second push rod body and a second power mechanism for driving the second push rod body to move up and down. Specifically, the second power mechanism of this embodiment is the first power mechanism, that is, the rotor slides upward to share the same power mechanism with each glue extrusion push rod 132, at this time, the first power mechanism includes a power push block and a servo motor driving the power push block to ascend and descend through screw rod transmission, and the first push rod body and each second push rod body are respectively and fixedly disposed on the power push block. When the servo motor drives the power push block to lift through the transmission of the screw rod, the first push rod main body and each second push rod main body are driven to lift at the same time.
In addition, the automatic rotor slot coating apparatus 100 further includes a PLC controller (not shown) electrically connected to the upward sliding push rod 111 of the rotor, the glue extruding push rod 132 of each glue injection assembly 130, and the glue sensing elastic connecting rod 133 of each glue injection assembly 130. Through the whole control of the PLC, the automatic slot coating glue device 100 of the rotor can be automatically operated, so that the glue dispensing operation of the slot coating glue of the rotor can be automatically completed through a mechanical mechanism, and the glue dispensing quality can be ensured. In addition, the required gluing distance, the required gluing amount and the groove fullness rate can be digitally controlled according to a servo motor, the glue amount can be accurately controlled by pressing the glue extrusion push rod 132 to change the space volume in the glue pre-storage bin, the difference of the gluing amount caused by the randomness of conventional manual gluing is completely avoided, the consistency and the production efficiency of manufactured good products are improved, the waste of glue is avoided, and the energy conservation and the environmental protection are realized.
The automatic groove mucilage binding that scribbles of rotor that this embodiment provided is provided with rotor gliding push rod upwards in the bottom of its rotor location cell body, and the lateral wall in its glue of glue injection subassembly prestore storehouse is equipped with the glue water conservancy diversion hole of its rotor location cell body of intercommunication and communicates the glue entry of its glue pressure bucket, and the bottom in glue prestore storehouse is provided with glue extrusion push rod to the glue in the storehouse is prestore to the activity extrusion glue that makes progress, and the top in glue prestore storehouse is provided with glue response elastic connecting rod, shelters from glue water conservancy diversion hole with the activity. Therefore, the automatic rotor slot coating glue device can form a slot coating glue station with an embedded structure, after a rotor to be coated with slot glue is placed into a rotor positioning groove body, glue is injected into a glue pre-storage bin (multi-bin synchronization) through a glue pressure barrel through a pressure and a pipeline through a glue inlet, then a glue extrusion push rod injects a proper amount of glue into a corresponding side groove of the rotor to be coated with slot glue through a flow guide hole, and meanwhile, the rotor to be coated with slot glue moves upwards simultaneously in glue injection under the action of the rotor upwards sliding push rod so as to uniformly coat the glue in the corresponding side groove of the rotor to be coated with slot glue, and the automatic slot coating operation of the rotor slot coating glue is realized. In addition, after glue is injected into the glue pre-storage bin through the glue inlet, the glue in the bin is extruded to the glue diversion hole (upper part) by the glue extrusion push rod at the bottom in the bin under the normal condition, and when the glue is extruded to the glue induction elastic connecting rod at the top in the bin, the glue induction elastic connecting rod (elastically reset when in rest) is pushed to move upwards by the glue pressure, so that the in-place injection of the glue is triggered and identified. When glue accidentally enters the glue pre-storage bin through the glue inlet with bubbles, the glue extruding push rod at the bottom in the bin compresses air in the bin to the glue diversion hole to be discharged, the glue sensing elastic connecting rod is not moved and cannot trigger sensing identification, the glue sensing elastic connecting rod defaults that no glue exists in the bin at the moment, the glue pre-storage bin is re-injected once, and the phenomena of individual few-gluing, glue leakage and other defective products are avoided. In addition, the invention adopts an embedded glue injection structure mode and is provided with the glue pre-storage bin, so that the capacity of the corresponding glue pre-storage bin can be set according to the winding state (slot fullness rate) in each side slot of the rotor, and thus, the unbalance of the rotor caused by winding (inconsistent slot fullness rate) can be improved by injecting glue with different quantities into the corresponding side slots of the rotor. Therefore, according to the technical scheme, the dispensing operation of the rotor slot coating glue can be automatically completed through the mechanical mechanism, and the dispensing quality can be ensured.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.
Claims (7)
1. The automatic rotor slot coating device is characterized by comprising a rotor positioning groove body, a plurality of glue pressure barrels and a plurality of glue injection assemblies surrounding the rotor positioning groove body, wherein the bottom of the rotor positioning groove body is provided with a rotor upward sliding push rod, each glue injection assembly comprises a glue pre-storage bin, a glue extrusion push rod and a glue induction elastic connecting rod, the side wall of the glue pre-storage bin is provided with a glue diversion hole communicated with the rotor positioning groove body and a glue inlet communicated with one glue pressure barrel, the glue diversion hole is positioned above the glue inlet, the bottom of the glue pre-storage bin is provided with the glue extrusion push rod to extrude glue in the glue pre-storage bin in an upward movable manner, the top of the glue pre-storage bin is provided with the glue induction elastic connecting rod, the glue diversion hole is movably shielded.
2. The automatic rotor slot coating device according to claim 1, further comprising a cylindrical rotor fixing seat, wherein the rotor positioning groove body is located at the center of the cylindrical rotor fixing seat, and the glue pre-storage bins of the glue injection assemblies are respectively located at the edge of the cylindrical rotor fixing seat and arranged around the rotor positioning groove body.
3. The automatic rotor slot coating device according to claim 2, wherein the depth direction of the rotor positioning groove body is the axial direction of the cylindrical rotor fixing seat body, and the extending direction of the glue pre-storage bin of each glue injection assembly is also the axial direction of the cylindrical rotor fixing seat body.
4. The automatic rotor slot coating device according to claim 1, wherein a link mounting groove is formed at a top of the glue pre-storage bin, and the glue-sensing elastic link comprises a link main body installed in the link mounting groove, a return spring for returning the link main body, and an in-place detection sensor for detecting whether a top end of the link main body reaches a preset position.
5. The automatic rotor slot coating device as claimed in claim 1, wherein the rotor up-sliding push rod comprises a first push rod body and a first power mechanism for driving the first push rod body to move up and down, and the glue extruding push rod comprises a second push rod body and a second power mechanism for driving the second push rod body to move up and down.
6. The automatic rotor slot coating device as claimed in claim 1, wherein the second power mechanism is the first power mechanism, the first power mechanism comprises a power push block and a servo motor for driving the power push block to ascend and descend through screw transmission, and the first push rod body and each of the second push rod bodies are respectively and fixedly arranged on the power push block.
7. The automatic rotor slot coating device according to any one of claims 1 to 6, further comprising a PLC controller electrically connected to the upward sliding push rod of the rotor, the glue extruding push rod of each glue injection assembly, and the glue sensing elastic link of each glue injection assembly, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010805330.3A CN111889325B (en) | 2020-08-12 | 2020-08-12 | Automatic rotor slot glue coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010805330.3A CN111889325B (en) | 2020-08-12 | 2020-08-12 | Automatic rotor slot glue coating device |
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| Publication Number | Publication Date |
|---|---|
| CN111889325A true CN111889325A (en) | 2020-11-06 |
| CN111889325B CN111889325B (en) | 2021-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010805330.3A Active CN111889325B (en) | 2020-08-12 | 2020-08-12 | Automatic rotor slot glue coating device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0958903A2 (en) * | 1998-05-19 | 1999-11-24 | Alberti Vittorio S.p.A. | An apparatus for spraying glue into panel holes |
| CN102814259A (en) * | 2011-06-08 | 2012-12-12 | 贵州大学 | Sensor housing silicone grease injection apparatus |
| CN202621399U (en) * | 2012-02-28 | 2012-12-26 | 曾运添 | Electric liquid-dripping and dispensing device |
| CN209222517U (en) * | 2018-09-18 | 2019-08-09 | 浙江图元智能装备科技有限公司 | A kind of automatic dispensing device for self-lubricating bearing shaft sleeve workpiece graphite pores gluing |
| CN209597556U (en) * | 2019-01-02 | 2019-11-08 | 苏州工业职业技术学院 | A kind of injecting glue electromechanical mechanism |
| CN209613383U (en) * | 2018-12-29 | 2019-11-12 | 浙江联宜电机有限公司 | Rotor shaft bearings shelves glue stations |
-
2020
- 2020-08-12 CN CN202010805330.3A patent/CN111889325B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0958903A2 (en) * | 1998-05-19 | 1999-11-24 | Alberti Vittorio S.p.A. | An apparatus for spraying glue into panel holes |
| CN102814259A (en) * | 2011-06-08 | 2012-12-12 | 贵州大学 | Sensor housing silicone grease injection apparatus |
| CN202621399U (en) * | 2012-02-28 | 2012-12-26 | 曾运添 | Electric liquid-dripping and dispensing device |
| CN209222517U (en) * | 2018-09-18 | 2019-08-09 | 浙江图元智能装备科技有限公司 | A kind of automatic dispensing device for self-lubricating bearing shaft sleeve workpiece graphite pores gluing |
| CN209613383U (en) * | 2018-12-29 | 2019-11-12 | 浙江联宜电机有限公司 | Rotor shaft bearings shelves glue stations |
| CN209597556U (en) * | 2019-01-02 | 2019-11-08 | 苏州工业职业技术学院 | A kind of injecting glue electromechanical mechanism |
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| CN111889325B (en) | 2021-09-24 |
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