CN119658304B - Motor worm knurling device and application method - Google Patents
Motor worm knurling device and application methodInfo
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- CN119658304B CN119658304B CN202510009168.7A CN202510009168A CN119658304B CN 119658304 B CN119658304 B CN 119658304B CN 202510009168 A CN202510009168 A CN 202510009168A CN 119658304 B CN119658304 B CN 119658304B
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- motor
- knurling
- worm
- clamping
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Abstract
本发明涉及电机蜗杆滚花装置及应用方法，包括安装板，安装板上设置有滚花机构和支架；支架上设置有升降单元，升降单元的活动端设置有拉力检测单元，拉力检测单元的活动端通过弹性件连接有夹爪，夹爪上设置有磁铁；滚花机构包括设置在安装板上的限位框，限位框上设置有两个驱动单元；定位臂高于滚花刀，定位臂上设置有定位孔；定位孔的内壁设置有两个活动孔，两个活动孔内分别设置有左夹持杆和右夹持杆，装置还包括位于安装板下表面安装的压机，应用本申请的方式方法，可以很好的在一台设备上兼顾滚花、压装以及可靠性检测，能够很好的提升效率，并大幅降低生产成本，节省空间。
The present invention relates to a motor worm knurling device and an application method, comprising a mounting plate, on which a knurling mechanism and a bracket are provided; a lifting unit is provided on the bracket, and a tension detection unit is provided on the movable end of the lifting unit, and the movable end of the tension detection unit is connected to a clamping claw through an elastic member, and a magnet is provided on the clamping claw; the knurling mechanism comprises a limit frame provided on the mounting plate, and two driving units are provided on the limit frame; a positioning arm is higher than the knurling knife, and a positioning hole is provided on the positioning arm; two movable holes are provided on the inner wall of the positioning hole, and a left clamping rod and a right clamping rod are respectively provided in the two movable holes, and the device also comprises a press installed on the lower surface of the mounting plate. By applying the method of the present application, knurling, press-fitting and reliability detection can be well taken into account on one device, which can greatly improve efficiency, greatly reduce production costs and save space.
Description
Technical Field
The invention relates to the technical field of motor processing, in particular to a motor worm knurling device and an application method.
Background
For the motor processing of installing a worm on a shaft of a motor, the worm is sleeved on the motor shaft, then knurling is processed on the motor shaft, press fitting is performed, fixing reliability is detected, the existing knurling machine generally only has a single knurling function, two devices are independently arranged for press fitting and detecting respectively, a series of auxiliary tools for positioning, shifting and the like are correspondingly added, more energy sources and installation sites are required while production efficiency is reduced, and a motor worm knurling device integrated with worm press fitting and reliability detection and an application method are required.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a motor worm knurling device and an application method of the motor worm knurling device aiming at the defects in the prior art.
The technical scheme adopted for solving the technical problems is as follows:
The motor worm knurling device comprises a mounting plate, wherein a knurling mechanism and a support are arranged on the mounting plate, a lifting unit is arranged on the support, a tension detection unit is arranged at the movable end of the lifting unit, a clamping jaw for clamping and fixing a motor is connected to the movable end of the tension detection unit through an elastic piece, a magnet for adsorbing and fixing a worm is arranged on the clamping jaw, the knurling mechanism comprises a limiting frame arranged on the mounting plate, a positioning arm is arranged in the limiting frame, divides the inner space of the limiting frame into two processing grooves, movable arms are respectively arranged in the two processing grooves, a knurling cutter is arranged on the movable arm, two driving units which respectively drive the movable arms are arranged on the limiting frame, the positioning arm is higher than the knurling cutter, a positioning hole for enabling a power supply to extend into a positioning is formed in the positioning arm, two movable holes are respectively formed in the inner wall of the positioning hole, a left clamping rod and a right clamping rod are respectively arranged in the movable hole, a positioning arm is provided with a driving rod and a motor shaft, a sensor is arranged on the positioning arm, a motor shaft is correspondingly arranged on the positioning arm, a sensor is used for driving the motor shaft is arranged on the motor shaft, and a clamping device is used for pressing a position of a host and is arranged below a position, and used for pressing a device.
The motor worm knurling device comprises a positioning arm, wherein a through hole is formed in the upper surface of the positioning arm, a first groove is formed in the lower surface of the positioning arm, two inserts are detachably arranged in the first groove, semi-cylindrical grooves are formed in the surfaces of the opposite sides of the two inserts, the two semi-cylindrical grooves are combined to form a shaft hole, the through hole and the shaft hole are combined to form a positioning hole, the size of the through hole is matched with the size of a worm, and the size of the shaft hole is matched with the size of a motor shaft.
The invention discloses a motor worm knurling device, wherein a second groove is formed in the upper surface of an insert, and the second groove and the inner top surface of a first groove are enclosed to form a movable hole.
The invention discloses a motor worm knurling device, wherein a clamping driver comprises a first electric push rod and a second electric push rod, and the first electric push rod and the second electric push rod respectively drive a left clamping rod and a right clamping rod.
The invention discloses a motor worm knurling device, wherein a waist groove is formed in an insert, a fastening nut is arranged on the waist groove in a penetrating mode, and the fastening nut is in threaded connection with a positioning arm.
The motor worm knurling device comprises a motor worm knurling device body, wherein the motor worm knurling device body comprises a motor worm knurling device body, a motor worm knurling device body is arranged on the motor worm knurling device body, the motor worm knurling device body comprises a motor worm knurling device body, a motor worm knurling device body comprises a motor worm knurling device body is arranged on the motor worm knurling device body, a motor worm knurling device body is arranged on the motor worm knurling device body, a motor is connected with a motor knurling device body, a spring is.
The invention discloses a motor worm knurling device, wherein a press comprises a pressing cylinder and a cylinder mounting frame, a pressing rod is arranged at the movable end of the pressing cylinder, and a guide plate for guiding the pressing rod is arranged on the cylinder mounting frame.
The invention discloses a motor worm knurling device, wherein a clamping jaw comprises a clamping arm for clamping a motor shell, an L-shaped extension arm is arranged on the clamping arm, and a magnet is arranged on the extension arm.
The invention discloses a motor worm knurling device, wherein a bracket comprises a first stand and a second stand, the first stand and the second stand are connected through a fixing plate, and the fixing plate is provided with a lifting unit.
A motor worm knurling device application method, which is applied to the motor worm knurling device, wherein the method comprises the following steps:
feeding the motor onto the clamping jaw, and controlling the lifting unit to move downwards by the control host machine so that the motor enters a positioning hole on the positioning arm for positioning;
The sensor assembly senses that the motor shaft stretches into the positioning hole in place and then sends a signal to the control host, and the control host controls the clamping driver to operate according to the signal, so that the left clamping rod and the right clamping rod are folded to clamp and fix the worm;
The control host controls the two driving units to synchronously move to execute knurling operation, and controls the press to upwards squeeze the motor shaft after the knurling operation is finished, so that the knurling position of the motor shaft is assembled with the worm in an interference way;
the control host controls the lifting unit to ascend a set distance to read the tension value of the tension detection unit, and judges and outputs corresponding product information according to the tension value;
The control host controls the lifting unit to move downwards for a set distance, controls the clamping driver to operate so as to release the clamping of the worm, and controls the host to control the lifting unit to move upwards for resetting.
The application has the advantages that the motor is fed onto the clamping jaw, the motor shaft is downward, the control host controls the lifting unit to move downward, so that the motor shaft enters the positioning hole on the positioning arm to be positioned, the sensor component senses that the motor shaft stretches into the positioning hole to be positioned and then sends a signal to the control host, the control host controls the clamping driver to operate according to the signal, so that the left clamping rod and the right clamping rod are folded to clamp and fix the worm, the control host controls the two driving units to synchronously move to execute knurling operation, controls the press to operate and upwards extrude the motor shaft after the knurling operation is finished, so that the knurling position of the motor shaft is assembled with the worm in an interference manner, the control host controls the lifting unit to move upward to set the distance to read the tension value of the tension detection unit, judges and outputs corresponding product information according to the tension value, and controls the lifting unit to move downward to set the distance to control the clamping driver to move to release the clamping of the worm, and controls the lifting unit to move upward to reset.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described with reference to the accompanying drawings and embodiments, in which the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained by those skilled in the art without inventive effort:
FIG. 1 is an exploded view of a motor worm knurling device (jaws not shown) in accordance with a preferred embodiment of the invention;
FIG. 2 is a cross-sectional view of a positioning arm of a motor worm knurling device in accordance with a preferred embodiment of the invention;
FIG. 3 is a cross-sectional view of the jaws of the motor worm knurling device of the preferred embodiment of the invention;
Fig. 4 is a flowchart of an application method of the motor worm knurling device according to the preferred embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present invention, based on the embodiments of the present invention.
The motor worm knurling device of the preferred embodiment of the invention, as shown in figure 1, referring to figures 2 and 3 at the same time, comprises a mounting plate 1, wherein a knurling mechanism 2 and a bracket 3 are arranged on the mounting plate 1; the lifting unit 4 is arranged on the bracket 3, the movable end of the lifting unit 4 is provided with the tension detection unit 5, the movable end of the tension detection unit 5 is connected with the clamping jaw 51 for clamping and fixing the motor through the elastic piece 50, and the clamping jaw 51 is provided with the magnet 52 for adsorbing and fixing the worm; the knurling mechanism 2 comprises a limiting frame 20 arranged on a mounting plate 1, wherein a positioning arm 21 is arranged in the limiting frame, the positioning arm 21 divides the inner space of the limiting frame 20 into two processing grooves, movable arms 22 are arranged in the two processing grooves, knurling cutters 23 are arranged on the movable arms 22, two driving units 24 which respectively drive the movable arms 22 to transversely move are arranged on the limiting frame 20, the positioning arm 21 is higher than the knurling cutters 23, a positioning hole 210 in which a motor shaft extends into the positioning is arranged on the positioning arm 21, two movable holes are formed in the inner wall of the positioning hole 210, a left clamping rod 212 and a right clamping rod 213 are respectively arranged in the two movable holes, a clamping driver which drives the left clamping rod 212 and the right clamping rod 213 to execute clamping action is arranged on the positioning arm 21, the device further comprises a control host and a sensor assembly 6 which detects whether the motor shaft extends into the positioning hole or not, and a press 7 arranged on the lower surface of the mounting plate is used for upwards extruding the motor shaft;
The motor is fed onto the clamping jaw 51, the motor shaft is downwards, the worm is adsorbed by the magnet to prevent falling, the control host controls the lifting unit 4 to downwards move so that the motor shaft enters the positioning hole 210 on the positioning arm 21 to be positioned, the sensor assembly 6 senses that the motor shaft stretches into the positioning hole 210 to be positioned and then sends a signal to the control host, the control host controls the operation of the clamping driver according to the signal (delay is 2-3 seconds) so that the left clamping rod 212 and the right clamping rod 213 are folded to clamp and fix the worm, the control host controls the two driving units 24 to synchronously move to perform knurling operation, controls the press 7 to upwards move and press the motor shaft after the knurling operation is finished (a section of upwards moving space is reserved for the motor to ensure that press mounting can be smoothly performed), so that the knurling position of the motor shaft is assembled with the worm in an interference way, and the control host controls the lifting unit 4 to upwards set distance to read the tension value of the tension detection unit 5, and corresponding product information (the tension value accords with a set threshold, then is a qualified product, otherwise, the control host controls the lifting unit 4 to downwards set distance to control the operation of the clamping driver to release clamping of the worm, and the lifting unit 4 to upwards reset;
By applying the method provided by the application, knurling, press fitting and reliability detection can be well carried out on one device, the efficiency can be well improved, the production cost is greatly reduced, and the space is saved;
It should be noted that, in the present application, the positioning arm 21 is added under the condition of retaining the power mechanism (existing structure) of the knurling machine, the positioning arm 21 can well shield the knurling processing position to provide protection, and meanwhile, the positioning arm 21 is structurally designed, so that the positioning arm also has the positioning function and is used as a carrier for clamping the parts of the worm, and is a key feature of the whole scheme.
Preferably, the upper surface of the positioning arm 21 is provided with a through hole 218, the lower surface of the positioning arm 21 is provided with a first slot 215, two inserts 216 are detachably arranged in the first slot 215, semi-cylindrical grooves are formed on the surfaces of the opposite sides of the two inserts 216, the two semi-cylindrical grooves are combined to form a shaft hole 219, the through hole 218 and the shaft hole 219 are combined to form a positioning hole 210, the size of the through hole 218 is matched with that of a worm 218, the size of the shaft hole 219 is matched with that of a motor shaft, the upper surface of the insert 216 is provided with a second slot, the inner top surfaces of the second slot and the first slot are surrounded to form a movable hole, the clamping driver comprises a first electric push rod 2140 and a second electric push rod 2141, and the first electric push rod 2140 and the second electric push rod 2141 respectively drive a left clamping rod 212 and a right clamping rod 213;
Preferably, the insert 216 is provided with a waist groove, and the waist groove is provided with a fastening nut in a penetrating way, and the fastening nut is in threaded connection with the positioning arm, however, it is understood that other existing installation structures can be adopted besides the installation mode, and the scheme obtained based on the simple replacement of the structure is also in the protection scope of the application.
As shown in FIG. 3, the elastic member 50 is a spring, the movable end of the tension detecting unit 5 is fixed with a holding cylinder 53 sleeved outside the spring, the lower end of the spring is located outside the holding cylinder 53 and connected with the clamping jaw 51 in the initial state, preferably, the clamping jaw 51 comprises a clamping arm 510 for clamping a motor housing, an L-shaped extension arm 511 is arranged on the clamping arm 510, a magnet 52 is arranged on the extension arm 511, and the worm is contacted and adsorbed and fixed through the magnet on the extension arm to avoid falling during clamping, and the three integrated functions are realized by adopting the structural design:
1. when the knurling position is entered, the spring is gradually compressed, buffer protection is provided until the pressing cylinder 53 is in contact with the clamping jaw and abuts against the clamping jaw, so that the motor is prevented from shaking, and the stability of the knurling is improved;
2. When the press fitting is carried out, the lifting unit 4 drives the motor to ascend, so that the spring is enabled to recover deformation, then the motor shaft is driven to ascend by the upward extrusion of the motor shaft by the press 7, the spring is compressed to realize avoidance and buffering, and smooth press fitting is ensured;
3. When the detection is carried out, the lifting unit 4 drives the motor to ascend, the spring is stretched firstly, the elastic tension is provided to pull the tension detection unit 5 for detection, then elastic reset is carried out (the subsequent loosening is convenient for clamping the worm), and buffer protection is carried out;
the smooth processing can be well ensured by matching the three states;
Preferably, the press 7 comprises a pressing cylinder 70 and a cylinder mounting frame 71, a pressing rod 72 is arranged at the movable end of the pressing cylinder 70, a guide plate 710 for guiding the pressing rod is arranged on the cylinder mounting frame 71, and the structure is simple and the reliability is good.
Preferably, the bracket 3 comprises a first stand 30 and a second stand 31, the first stand 30 and the second stand 31 are connected through a fixing plate 32, and the fixing plate 32 is provided with a lifting unit 4, so that the structure is simple and the reliability is good.
The application method of the motor worm knurling device is applied to the motor worm knurling device, as shown in fig. 4, and the method comprises the following steps:
S01, feeding a motor onto a clamping jaw, and controlling a lifting unit to move downwards by a control host machine so that the motor enters a positioning hole on a positioning arm for positioning;
S02, the sensor assembly senses that a motor shaft stretches into a positioning hole in place and then sends a signal to the control host, and the control host controls the clamping driver to operate according to the signal, so that the left clamping rod and the right clamping rod are folded to clamp and fix the worm;
s03, controlling the synchronous movement of the two driving units by the control host to execute knurling operation, and controlling the press to run upwards to squeeze the motor shaft after the knurling operation is completed, so that the knurling position of the motor shaft is assembled with the worm in an interference way;
S04, controlling the lifting unit to set an uplink distance by the control host to read a tension value of the tension detection unit, judging and outputting corresponding product information according to the tension value;
S05, controlling the lifting unit to move downwards by a set distance by the control host, controlling the clamping driver to operate so as to release the clamping of the worm, and controlling the lifting unit to move upwards for resetting by the control host;
By applying the method provided by the application, knurling, press fitting and reliability detection can be well carried out on one device, the efficiency can be well improved, the production cost is greatly reduced, and the space is saved.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (10)
1. A knurling device for a motor worm is characterized by comprising a mounting plate, wherein a knurling mechanism and a support are arranged on the mounting plate, a lifting unit is arranged on the support, a tension detection unit is arranged at the movable end of the lifting unit, a clamping jaw for clamping and fixing a motor is connected to the movable end of the tension detection unit through an elastic piece, a magnet for adsorbing and fixing the worm is arranged on the clamping jaw, the knurling mechanism comprises a limiting frame arranged on the mounting plate, a positioning arm is arranged in the limiting frame, divides the inner space of the limiting frame into two processing grooves, movable arms are respectively arranged in the two processing grooves, a knurling cutter is arranged on the movable arm, two driving units which respectively drive the movable arms are arranged on the limiting frame, the positioning arm is higher than the knurling cutter, a positioning hole in which a power supply shaft stretches into and is positioned is arranged on the positioning arm, two movable holes are respectively arranged in the inner wall of the positioning hole, a left clamping rod and a right clamping rod are respectively arranged in the movable hole, a motor shaft is respectively arranged on the positioning arm, a motor shaft is respectively provided with a driving rod, a motor shaft is respectively arranged on the positioning arm, a motor shaft is respectively, a motor is connected to a motor, a clamping device is arranged on the motor, and a motor is respectively, and a clamping device is arranged on the motor, and a control device, and a pressing device is arranged on the surface, and a pressing device and comprises and a pressing device.
2. The motor worm knurling device according to claim 1, wherein the upper surface of the positioning arm is provided with a through hole, the lower surface of the positioning arm is provided with a first slot, two inserts are detachably arranged in the first slot, semi-cylindrical grooves are formed in the surfaces of the opposite sides of the two inserts, the two semi-cylindrical grooves are combined to form a shaft hole, the through hole and the shaft hole are combined to form a positioning hole, the size of the through hole is matched with the size of the worm, and the size of the shaft hole is matched with the size of the motor shaft.
3. The motor worm knurling device of claim 2, wherein the upper surface of the insert is provided with a second slot, and the second slot and the inner top surface of the first slot enclose the movable aperture.
4. The motor worm knurling device of claim 3, wherein the clamp driver comprises first and second electric pushers that drive the left and right clamp bars, respectively.
5. The motor worm knurling device of claim 2, wherein the insert is provided with a kidney slot, and a fastening nut is threaded onto the kidney slot, and the fastening nut is in threaded connection with the positioning arm.
6. The motor worm knurling device according to claim 1, wherein the elastic piece is a spring, a pressing cylinder sleeved outside the spring is fixed at the movable end of the tension detection unit, and in an initial state, the lower end of the spring is located outside the pressing cylinder and connected with the clamping jaw.
7. The motor worm knurling device of claim 1, wherein the press comprises a press cylinder and a cylinder mounting frame, a press rod is arranged at the movable end of the press cylinder, and a guide plate for guiding the press rod is arranged on the cylinder mounting frame.
8. The motor worm knurling device of claim 1, wherein the clamping jaw comprises a clamping arm that clamps the motor housing, the clamping arm having an L-shaped extension arm provided with a magnet.
9. The motor worm knurling device of claim 1, wherein the bracket comprises a first stand and a second stand, the first stand and the second stand being connected by a fixing plate on which the lifting unit is provided.
10. A method of using a motor worm knurling device as set forth in any one of claims 1-9, the method comprising:
feeding the motor onto the clamping jaw, and controlling the lifting unit to move downwards by the control host machine so that the motor enters a positioning hole on the positioning arm for positioning;
The sensor assembly senses that the motor shaft stretches into the positioning hole in place and then sends a signal to the control host, and the control host controls the clamping driver to operate according to the signal, so that the left clamping rod and the right clamping rod are folded to clamp and fix the worm;
The control host controls the two driving units to synchronously move to execute knurling operation, and controls the press to upwards squeeze the motor shaft after the knurling operation is finished, so that the knurling position of the motor shaft is assembled with the worm in an interference way;
the control host controls the lifting unit to ascend a set distance to read the tension value of the tension detection unit, and judges and outputs corresponding product information according to the tension value;
The control host controls the lifting unit to move downwards for a set distance, controls the clamping driver to operate so as to release the clamping of the worm, and controls the host to control the lifting unit to move upwards for resetting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510009168.7A CN119658304B (en) | 2025-01-03 | 2025-01-03 | Motor worm knurling device and application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510009168.7A CN119658304B (en) | 2025-01-03 | 2025-01-03 | Motor worm knurling device and application method |
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| Publication Number | Publication Date |
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| CN119658304A CN119658304A (en) | 2025-03-21 |
| CN119658304B true CN119658304B (en) | 2025-10-28 |
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| CN202510009168.7A Active CN119658304B (en) | 2025-01-03 | 2025-01-03 | Motor worm knurling device and application method |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108032138A (en) * | 2017-12-19 | 2018-05-15 | 衢州职业技术学院 | A kind of lathe with anti-splashing device |
| CN218253774U (en) * | 2022-09-05 | 2023-01-10 | 深圳市合利士智能装备有限公司 | Knurling and worm fastening machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5199927A (en) * | 1992-01-15 | 1993-04-06 | Rubin Shlomo Z | Bent shank nut tapping method and apparatus |
| CN113172389B (en) * | 2021-05-31 | 2024-10-15 | 深圳市合力士机电设备有限公司 | Rotor worm fastening device and fastening method thereof |
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2025
- 2025-01-03 CN CN202510009168.7A patent/CN119658304B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108032138A (en) * | 2017-12-19 | 2018-05-15 | 衢州职业技术学院 | A kind of lathe with anti-splashing device |
| CN218253774U (en) * | 2022-09-05 | 2023-01-10 | 深圳市合利士智能装备有限公司 | Knurling and worm fastening machine |
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| CN119658304A (en) | 2025-03-21 |
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