CN112928880A - Automatic assembly device of micromotor end cover torsional spring - Google Patents
Automatic assembly device of micromotor end cover torsional spring Download PDFInfo
- Publication number
- CN112928880A CN112928880A CN202110216712.7A CN202110216712A CN112928880A CN 112928880 A CN112928880 A CN 112928880A CN 202110216712 A CN202110216712 A CN 202110216712A CN 112928880 A CN112928880 A CN 112928880A
- Authority
- CN
- China
- Prior art keywords
- torsion spring
- end cover
- turnover
- micromotor
- clamping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/14—Casings; Enclosures; Supports
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses an automatic assembling device for a torsion spring of a micromotor end cover, which comprises: the carbon brush ejection mechanism is arranged on the end cover; the torsion spring turnover mechanism can drive the turnover block to rotate between a first angle and a second angle, and when the turnover block is positioned at the first angle, the torsion spring sent out by the torsion spring feeding mechanism can keep a horizontal posture and is sent into the profile groove along the X direction; when the angle is at the second angle, the torsion spring in the profile groove is in a standing posture; the moving mechanism of the torsion spring carrying mechanism can move the clamping mechanism between the turnover block and the end cover fixing mechanism, the clamping mechanism can clamp or release the torsion spring in the standing posture, and the torsion spring is compressed when being clamped and reset when being released; the invention can realize the automatic assembly of the torsion spring and the micromotor end cover with the carbon brush, has the advantages of high assembly efficiency and stable and excellent assembly quality, and is beneficial to reducing the production cost of the micromotor product.
Description
Technical Field
The invention relates to automatic production equipment of a micromotor, in particular to an automatic assembling device for a torsion spring of an end cover of the micromotor.
Background
As shown in fig. 1 and 9, in the micro-motor, a micro-motor end cover assembly is composed of a micro-motor end cover 1, a torsion spring 2 and a carbon brush 3, the carbon brush 3 is slidably mounted in a carbon brush base 1-2 of the micro-motor end cover 1, the torsion spring 2 is sleeved on a positioning column 1-1 of the micro-motor end cover 1, and two torsion legs of the torsion spring 2 respectively abut against the micro-motor end cover 1 and the carbon brush 3, so that the carbon brush 3 is abutted against an end cover central hole 1a of the micro-motor end cover 1 under the action of the torsion spring 2. Therefore, after the micro motor end cover assembly and the micro motor main body are assembled, the carbon brush 3 can keep constantly in contact with a commutator on a rotor of the micro motor under the action of the torsion spring 2, the conductive reliability is ensured, and the motor performance fault caused by poor contact is avoided.
In the prior art, the torsion spring 2 is assembled with the micromotor end cover 1 in a manual mode, and the torsion spring 2 is small in size, low in manual assembly efficiency, high in labor intensity of operators, difficult to guarantee assembly quality and prone to causing the problem of poor product quality of the micromotor end cover assembly, so that the automatic assembly of the micromotor end cover assembly is significant in the production process of the micromotor.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides an automatic assembly device of micromotor end cover torsional spring to solve current micromotor end cover assembly assembling process, the packaging efficiency of torsional spring is low, the problem that the equipment quality is difficult to guarantee.
The technical scheme adopted by the invention is as follows:
an automatic assembling device for a torsion spring of a micromotor end cover is used for realizing the assembly of the torsion spring and the micromotor end cover provided with a carbon brush;
it is characterized by comprising:
the end cover fixing mechanism can fix the micro-motor end cover so that the micro-motor end cover is kept in a posture that the positioning column faces to the Z direction;
the carbon brush ejection mechanism can eject the carbon brush out of the end cover center hole of the micro-motor end cover when the micro-motor end cover is fixed on the end cover fixing mechanism;
torsional spring feed mechanism can with the torsional spring is seen off from its discharge gate with the gesture of keeping flat, the gesture of keeping flat is: the spring part axis of the torsion spring extends along the X direction;
the torsional spring turnover mechanism can drive a turnover block arranged on the torsional spring turnover mechanism to rotate between a first angle and a second angle, and the turnover block is provided with a profiling groove; when the overturning block is at a first angle, the profiling groove is in butt joint with a discharge hole of the torsion spring feeding mechanism, and a torsion spring sent out by the torsion spring feeding mechanism can be sent into the profiling groove along the X direction in a horizontal posture; when the turning block is at a second angle, the torsion spring positioned in the profiling groove is in a standing posture that the axis of the spring part of the torsion spring extends along the Z direction; wherein, the Z direction and the X direction are not necessarily perpendicular to each other.
The torsion spring carrying mechanism is provided with a clamping mechanism and a moving mechanism, the moving mechanism can move the clamping mechanism between the turnover block of the torsion spring turnover mechanism and the end cover fixing mechanism, the clamping mechanism can clamp or release the torsion spring in the standing posture, and the torsion spring is compressed (namely, the opening angle between two torsion legs of the torsion spring is reduced) when being clamped and reset when being released;
under the control of the controller, the automatic assembling device for the end cover torsion spring of the micromotor simultaneously executes the following two working procedures:
the first work flow comprises the following steps:
s1.1, placing a micromotor end cover on an end cover fixing mechanism by a manipulator for fixing;
s1.2, the carbon brush ejection mechanism ejects the carbon brush out of a center hole of an end cover of the micro motor end cover so as to reserve a space for mounting a torsion spring for the micro motor end cover;
s1.3, after the second working process is finished, resetting the carbon brush ejection mechanism and the end cover fixing mechanism, and taking down the assembled micro motor end cover assembly from the end cover fixing mechanism by the manipulator; and repeating the steps to assemble the next micromotor end cover assembly.
And the second work flow comprises the following steps:
s2.1, the turnover block of the torsion spring turnover mechanism is at a first angle, the torsion spring feeding mechanism feeds a torsion spring into the profile groove of the turnover block, and at the moment, the torsion spring is in a horizontal posture;
s2.2, the torsion spring turnover mechanism drives the turnover block to rotate to a second angle so as to enable the torsion spring to be changed into a standing posture;
s2.3, the moving mechanism of the torsion spring carrying mechanism moves the clamping mechanism to the overturning block of the torsion spring overturning mechanism, the clamping mechanism clamps the torsion spring in the profiling groove, and at the moment, the torsion spring is in a standing posture and is compressed;
s2.4, the moving mechanism moves the clamping mechanism to the end cover fixing mechanism, so that the torsion spring clamped by the clamping mechanism keeps the vertical posture and leaves from the contour groove, and then the spring part of the torsion spring is sleeved on a positioning column of a micromotor end cover fixed on the end cover fixing mechanism;
and S2.5, releasing the torsion spring by the clamping mechanism, resetting the torsion spring, enabling a first torsion leg of the torsion spring to abut against the end cover of the micro motor, and enabling a second torsion leg of the torsion spring to penetrate into a carbon brush base of the end cover of the micro motor to abut against the carbon brush to a center hole of the end cover of the micro motor, so that the torsion spring and the end cover of the micro motor with the carbon brush installed are assembled to form the end cover assembly of the micro motor. And repeating the steps to assemble the next micromotor end cover assembly.
Therefore, the invention can realize the automatic assembly of the torsion spring and the micromotor end cover provided with the carbon brush, has the advantages of high assembly efficiency and stable and excellent assembly quality, and is beneficial to reducing the production cost of the micromotor product.
As a preferred embodiment of the present invention: the clamping mechanism of the torsion spring carrying mechanism comprises an installation vertical plate, and a supporting seat, a telescopic driving mechanism and a rotary driving mechanism are installed on the installation vertical plate;
the rotary column is rotatably arranged in the supporting seat, a fixed clamping column is arranged on the lower end face of the rotary column, a clamping groove for positioning a second torsion leg of the torsion spring is formed in the inner side of the fixed clamping column, and the rotary driving mechanism can drive the rotary column to rotate around the axis of the rotary column;
the rotating column is provided with a coaxial central through hole and an arc-shaped through groove, the central axis of the arc-shaped through groove coincides with the axis of the arc-shaped through groove, a first movable clamping column is slidably mounted in the central through hole along the Z direction, a second movable clamping column is mounted in the arc-shaped through groove, and the second movable clamping column is slidably matched with the arc-shaped through groove along the Z direction and can rotate around the axis of the rotating column along the arc-shaped through groove; the telescopic driving mechanism can drive the first movable clamping column and the second movable clamping column to stretch in the Z direction, and when the second torsion leg of the torsion spring is clamped in the clamping groove of the fixed clamping column, the telescopic driving mechanism drives the first movable clamping column and the second movable clamping column to extend out, so that the lower end of the first movable clamping column extends into the spring part of the torsion spring, and the lower end of the second movable clamping column extends to the outer side of the first torsion leg of the torsion spring;
the overturning block of the torsion spring overturning mechanism is provided with a clearance structure for the second movable clamping column and the fixed clamping column to extend into;
the moving mechanism of the torsion spring carrying mechanism drives the clamping mechanism to move between the turnover block of the torsion spring turnover mechanism and the end cover fixing mechanism by driving the mounting vertical plate.
Therefore, when the moving mechanism of the torsion spring carrying mechanism moves the clamping mechanism to the turnover block of the torsion spring turnover mechanism, the clamping mechanism clamps the torsion spring in the profile groove through the following steps:
firstly, the rotating column is driven to rotate in the positive direction for the first time through the rotating driving mechanism, so that the second torsion leg of the torsion spring is clamped in the clamping groove of the fixed clamping column;
then, the first movable clamping column and the second movable clamping column are driven to extend out through the telescopic driving mechanism, so that the lower end of the first movable clamping column extends into the spring part of the torsion spring, and the lower end of the second movable clamping column extends to the outer side of the first torsion leg of the torsion spring;
finally, the rotating driving mechanism drives the rotating column to rotate forwards again, so that the first torsion leg of the torsion spring is abutted against the second movable clamping column, the second torsion leg of the torsion spring is driven by the fixed clamping column to rotate towards the first torsion leg, the torsion spring is compressed and clamped by the fixed clamping column, the first movable clamping column and the second movable clamping column, and clamping of the torsion spring is achieved.
At this time, the moving mechanism raises the gripping mechanism in the Z direction, so that the torsion spring gripped by the gripping mechanism is kept away from the cam groove in the standing posture.
When the moving mechanism moves the clamping mechanism to the end cover fixing mechanism, the spring part of the clamped torsion spring is sleeved on the positioning column of the micromotor end cover fixed on the end cover fixing mechanism, and at the moment, the clamping mechanism is controlled to reversely execute the clamping step, so that the torsion spring can be released, and further description is omitted.
Preferably: the rotary driving mechanism comprises a driving cylinder, a rack and a gear, the cylinder body of the driving cylinder is fixed on the mounting vertical plate, the rack is slidably mounted on the mounting vertical plate, a piston rod of the driving cylinder and the rack are parallel to each other and perpendicular to the Z direction, and the gear is in interference fit with the rotary column and is meshed with the rack. Therefore, the piston rod of the driving cylinder is driven to stretch, the gear is driven to rotate through the rack, and the rotating column can be driven to rotate around the axis of the rotating column.
Preferably: the telescopic driving mechanism adopts a cylinder.
The turnover block of the torsion spring turnover mechanism and the end cover fixing mechanism are arranged along the Y direction, and in the embodiment, the Y direction is not necessarily perpendicular to the Z direction and the X direction; torsional spring transport mechanism's moving mechanism includes Z direction lifting movement mechanism and Y direction horizontal migration mechanism, Z direction lifting movement mechanism can drive press from both sides and get the mechanism and go up and down along the Z direction, Y direction horizontal migration mechanism can drive Z direction lifting movement mechanism gets the mechanism with pressing from both sides and removes along the Y direction together to utilize Y direction horizontal migration mechanism to realize pressing from both sides and get the mechanism and be in torsional spring tilting mechanism's upset piece department with move between the end cover fixed establishment department, and utilize Z direction lifting movement mechanism drive to press from both sides the mechanism and go up and down along the Z direction and avoid the aforesaid obstacle that meets during the removal.
In addition, due to the difference of the relative positions between the turnover block of the torsion spring turnover mechanism and the end cover fixing mechanism, the moving mechanism of the torsion spring conveying mechanism can also be formed by adopting translation mechanisms and lifting mechanisms in different directions.
Preferably: the lifting moving mechanism and the horizontal moving mechanism both adopt cylinders and assist a sliding rail mechanism.
As a preferred embodiment of the present invention: the end cover fixing mechanism comprises an end cover positioning tool, a fixing clamping jaw and an end cover fixing lifting mechanism, the end part of the fixing clamping jaw is rotatably connected with a fulcrum block on the end cover positioning tool, and the end cover fixing lifting mechanism can drive one end of the fixing clamping jaw to move up and down along the Z direction, so that: when one end of the fixed clamping jaw is driven to ascend, the other end of the fixed clamping jaw can place the positioning position on the micromotor end cover of the end cover positioning tool in a pressing mode and is fixed on the end cover positioning tool, and the micromotor end cover on the end cover positioning tool is positioned in a posture that the positioning column of the micromotor end cover faces the Z direction. The end cover fixing and lifting mechanism preferably comprises an air cylinder and a sliding rail and sliding block mechanism.
As a preferred embodiment of the present invention: the carbon brush ejection mechanism comprises a carbon brush ejection cylinder and a carbon brush ejector pin, the carbon brush ejector pin is connected with a piston rod of the carbon brush ejection cylinder, the end cover of the micro motor is fixed on the end cover fixing mechanism, and when the piston rod of the carbon brush ejection cylinder extends out, the carbon brush ejector pin can eject the carbon brush out of a center hole of the end cover of the micro motor.
As a preferred embodiment of the present invention: torsional spring tilting mechanism includes upset piece, upset base, U type push-and-pull rod and upset drive actuating cylinder, the upset base drives actuating cylinder's cylinder body with the upset and all fixes on the support frame, the upset base is equipped with the guide way that extends along the Z direction, the rear end of upset piece with it has reset spring to articulate between the support frame, the preceding tip of upset piece is fixed with the rotation axis that extends along the Y direction, and the both ends of this rotation axis are passed behind the guide way respectively with two tip swivelling joint of U type push-and-pull rod, the upset drive actuating cylinder the piston rod extend along the Z direction and with the middle part fixed connection of U type push-and-pull rod.
Thus, referring to fig. 5, when the piston rod of the turnover driving cylinder retracts, the rotating shaft is at the lower end position of the guide groove, and the turnover block is at the first angle; referring to fig. 6, when the piston rod of the turnover driving cylinder extends, the rotating shaft moves to the upper end position of the guide groove, and the turnover block rotates to the second angle under the action of the return spring.
Compared with the prior art, the invention has the following beneficial effects:
firstly, the invention can realize the automatic assembly of the torsion spring and the micromotor end cover with the carbon brush, has the advantages of high assembly efficiency and stable and excellent assembly quality, and is beneficial to reducing the production cost of the micromotor product.
Secondly, the clamping mechanism of the torsion spring carrying mechanism is formed by the mounting vertical plate, the supporting seat, the telescopic driving mechanism, the rotary column, the fixed clamping column, the first movable clamping column and the second movable clamping column, and has the advantages of high clamping reliability and low cost.
Drawings
The invention is described in further detail below with reference to the following figures and specific examples:
FIG. 1 is a schematic diagram of a micro-motor end cap;
FIG. 2 is a schematic structural diagram of an automatic assembling device for a torsion spring of a micromotor end cover according to the present invention;
fig. 3 is a schematic structural view of an end cover fixing mechanism and a carbon brush ejection mechanism in the invention, wherein an end cover positioning tool is omitted;
FIG. 4 is a schematic view of a plurality of torsion springs being fed out one by a torsion spring feeding mechanism in a flat position;
FIG. 5 is a schematic structural view of the torsion spring turnover mechanism of the present invention when the turnover block is at a first angle;
FIG. 6 is a schematic structural view of the torsion spring turnover mechanism of the present invention when the turnover block is at a second angle;
FIG. 7 is a schematic structural view of a torsion spring carrying mechanism according to the present invention;
FIG. 8 is a schematic view of the clamping mechanism for clamping the torsion spring according to the present invention;
fig. 9 is a schematic structural view of the micromotor end cover assembly assembled with the torsion spring on the end cover positioning tool.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and the accompanying drawings to help those skilled in the art to better understand the inventive concept of the present invention, but the scope of the claims of the present invention is not limited to the following embodiments, and all other embodiments obtained without inventive efforts by those skilled in the art will fall within the scope of the present invention without departing from the inventive concept of the present invention.
In the description of the present invention, it is to be understood that the terms "upper, lower, front, and rear" are used merely for convenience of description and to simplify the description, and are not intended to limit the invention by indicating or implying any particular orientation required by the present invention.
Example one
As shown in fig. 1 to 9, the invention discloses an automatic assembling device for a torsion spring of a micro-motor end cover, which is used for realizing the assembly of a torsion spring 2 and a micro-motor end cover 1 with a carbon brush 3 installed;
the method comprises the following steps:
the end cover fixing mechanism 4 can fix the micro-motor end cover 1 to keep the micro-motor end cover 1 in a posture that a positioning column 1-1 of the micro-motor end cover faces to the Z direction;
the carbon brush ejection mechanism 5 can eject the carbon brush 3 out of the end cover center hole 1a of the end cover 1 of the micro-motor when the end cover 1 of the micro-motor is fixed on the end cover fixing mechanism 4;
torsional spring feed mechanism 6 can with torsional spring 2 sees off from its discharge gate 6a with the gesture of keeping flat, the gesture of keeping flat is: the axis of the spring part 2-3 of the torsion spring 2 extends along the X direction;
the torsion spring turnover mechanism 7 can drive a turnover block 7-1 arranged on the torsion spring turnover mechanism to rotate between a first angle and a second angle, and the turnover block 7-1 is provided with an imitated groove 7-1 a; when the overturning block 7-1 is at a first angle, the profile groove 7-1a is in butt joint with the discharge port 6a of the torsion spring feeding mechanism 6, and the torsion spring 2 sent out by the torsion spring feeding mechanism 6 can be sent into the profile groove 7-1a along the X direction while keeping a horizontal posture; when the turning block 7-1 is at the second angle, the torsion spring 2 in the contour groove 7-1a is in a standing posture with the axis of the spring part 2-3 extending along the Z direction; wherein, the Z direction and the X direction are not necessarily perpendicular to each other.
The torsion spring carrying mechanism 8 is provided with a clamping mechanism and a moving mechanism, the moving mechanism can move the clamping mechanism between the turnover block 7-1 of the torsion spring turnover mechanism 7 and the end cover fixing mechanism 4, the clamping mechanism can clamp or release the torsion spring 2 in the standing posture, and the torsion spring 2 is compressed when being clamped (namely, the opening angle between two torsion legs of the torsion spring 2 is reduced), and is reset when being released;
under the control of the controller, the automatic assembling device for the end cover torsion spring of the micromotor simultaneously executes the following two working procedures:
the first work flow comprises the following steps:
step S1.1, see fig. 1 to 3, a manipulator places a micromotor end cap 1 on the end cap fixing mechanism 4 for fixing;
step S1.2, referring to fig. 1 to 3, the carbon brush ejection mechanism 5 ejects the carbon brush 3 out of the end cover central hole 1a of the micro-motor end cover 1, so that a space for installing the torsion spring 2 is reserved in the micro-motor end cover 1;
step S1.3, referring to fig. 9, after the second work flow is completed, the carbon brush ejection mechanism 5 and the end cover fixing mechanism 4 are reset, and the manipulator takes down the assembled micro motor end cover assembly from the end cover fixing mechanism 4; and repeating the steps to assemble the next micromotor end cover assembly.
And the second work flow comprises the following steps:
step S2.1, referring to the figures 2, 4 and 5, the turnover block 7-1 of the torsion spring turnover mechanism 7 is at a first angle, the torsion spring feeding mechanism 6 feeds a torsion spring 2 into the contour groove 7-1a of the turnover block 7-1, and at the moment, the torsion spring 2 is in a flat-laying posture;
step S2.2, referring to fig. 6, the torsion spring turnover mechanism 7 drives the turnover block 7-1 thereof to rotate to a second angle, so that the torsion spring 2 is changed into a standing posture;
step S2.3, referring to fig. 2, 7, and 8, the moving mechanism of the torsion spring conveying mechanism 8 moves the clamping mechanism to the turning block 7-1 of the torsion spring turning mechanism 7, and the clamping mechanism clamps the torsion spring 2 in the contour groove 7-1a, at this time, the torsion spring 2 is in the standing posture and is compressed;
s2.4, the moving mechanism moves the clamping mechanism to the end cover fixing mechanism 4, so that the torsion spring 2 clamped by the clamping mechanism keeps away from the profile groove 7-1a in an upright posture, and then the spring part 2-3 of the torsion spring 2 is sleeved on a positioning column 1-1 of the micromotor end cover 1 fixed on the end cover fixing mechanism 4;
and S2.5, the clamping mechanism releases the torsion spring 2, at the moment, the torsion spring 2 resets, a first torsion leg 2-1 of the torsion spring 2 abuts against the end cover 1 of the micro motor, a second torsion leg 2-2 of the torsion spring 2 penetrates through a carbon brush base 1-2 of the end cover 1 of the micro motor and pushes the carbon brush 3 to an end cover center hole 1a of the end cover 1 of the micro motor, and the torsion spring 2 and the end cover 1 of the micro motor with the carbon brush 3 installed are assembled to form the end cover assembly of the micro motor. And repeating the steps to assemble the next micromotor end cover assembly.
Therefore, the invention can realize the automatic assembly of the torsion spring 2 and the micromotor end cover 1 provided with the carbon brush 3, has the advantages of high assembly efficiency and stable and excellent assembly quality, and is beneficial to reducing the production cost of the micromotor product.
Example two
On the basis of the first embodiment, the second embodiment also adopts the following preferred embodiments:
as shown in fig. 2, 7 and 8, the clamping mechanism of the torsion spring carrying mechanism 8 comprises an installation vertical plate 8-1, and a supporting seat 8-2, a telescopic driving mechanism 8-3 and a rotary driving mechanism are installed on the installation vertical plate 8-1;
a rotating column 8-4 is rotatably mounted in the supporting seat 8-2, a fixed clamping column 8-4-1 is arranged on the lower end face of the rotating column 8-4, a clamping groove 8-4-1a for positioning the second torsion leg 2-2 of the torsion spring 2 is formed in the inner side of the fixed clamping column 8-4-1, and the rotating driving mechanism can drive the rotating column 8-4 to rotate around the axis of the rotating column;
the rotating column 8-4 is provided with a coaxial central through hole and an arc-shaped through groove 8-4a with a central axis coincident with the axis, a first movable clamping column 8-5 is slidably mounted in the central through hole along the Z direction, a second movable clamping column 8-6 is mounted in the arc-shaped through groove 8-4a, and the second movable clamping column 8-6 is slidably matched with the arc-shaped through groove 8-4a along the Z direction and can rotate around the axis of the rotating column 8-4 along the arc-shaped through groove 8-4 a; the telescopic driving mechanism 8-3 can drive the first movable clamping column 8-5 and the second movable clamping column 8-6 to stretch in the Z direction, and when the second twisting leg 2-2 of the torsion spring 2 is clamped in the clamping groove 8-4-1a of the fixed clamping column 8-4-1, the telescopic driving mechanism 8-3 drives the first movable clamping column 8-5 and the second movable clamping column 8-6 to extend out, so that the lower end of the first movable clamping column 8-5 can extend into the spring part 2-3 of the torsion spring 2, and the lower end of the second movable clamping column 8-6 extends to the outer side of the first twisting leg 2-1 of the torsion spring 2;
referring to fig. 6, a clearance structure 7-1b for the second movable clamping column 8-6 and the fixed clamping column 8-4-1 to extend into is arranged on the turning block 7-1 of the torsion spring turning mechanism 7;
the moving mechanism of the torsion spring carrying mechanism 8 drives the clamping mechanism to move between the turnover block 7-1 of the torsion spring turnover mechanism 7 and the end cover fixing mechanism 4 by driving the mounting vertical plate 8-1.
Therefore, when the moving mechanism of the torsion spring carrying mechanism 8 moves the clamping mechanism to the turning block 7-1 of the torsion spring turning mechanism 7, the clamping mechanism clamps the torsion spring 2 in the profile groove 7-1a by the following steps:
firstly, the rotating column 8-4 is driven to rotate in the positive direction for the first time through the rotating driving mechanism, so that the second torsion leg 2-2 of the torsion spring 2 is clamped in the clamping groove 8-4-1a of the fixed clamping column 8-4-1;
then, the telescopic driving mechanism 8-3 drives the first movable clamping column 8-5 and the second movable clamping column 8-6 to extend out, so that the lower end of the first movable clamping column 8-5 extends into the spring part 2-3 of the torsion spring 2, and the lower end of the second movable clamping column 8-6 extends to the outer side of the first torsion leg 2-1 of the torsion spring 2;
finally, the rotating column 8-4 is driven to rotate in the forward direction again through the rotating driving mechanism, so that the first torsion leg 2-1 of the torsion spring 2 abuts against the second movable clamping column 8-6, the second torsion leg 2-2 of the torsion spring 2 rotates towards the first torsion leg 2-1 under the driving of the fixed clamping column 8-4-1, and the torsion spring 2 is compressed and clamped by the fixed clamping column 8-4-1, the first movable clamping column 8-5 and the second movable clamping column 8-6 together, and clamping of the torsion spring 2 is achieved.
At this time, the gripping mechanism is raised in the Z direction by the moving mechanism, so that the torsion spring 2 gripped by the gripping mechanism is kept away from the cam groove 7-1a in the standing posture.
When the moving mechanism moves the clamping mechanism to the end cover fixing mechanism 4, the spring part 2-3 of the clamped torsion spring 2 is sleeved on the positioning column 1-1 of the micromotor end cover 1 fixed on the end cover fixing mechanism 4, and at this time, the clamping mechanism is controlled to reversely execute the clamping step, so that the torsion spring 2 can be released, which is not described herein again.
The above is the basic implementation manner of the second embodiment, and further optimization, improvement and limitation can be made on the basis of the basic implementation manner:
preferably: the rotary driving mechanism comprises a driving cylinder 8-7, a rack 8-8 and a gear 8-9, the cylinder body of the driving cylinder 8-7 is fixed on the mounting vertical plate 8-1, the rack 8-8 is slidably mounted on the mounting vertical plate 8-1, a piston rod of the driving cylinder 8-7 and the rack 8-8 are parallel to each other and perpendicular to the Z direction, and the gear 8-9 is in interference fit with the rotary column 8-4 and meshed with the rack 8-8. Therefore, the piston rod of the driving cylinder 8-7 is driven to stretch, and the gear 8-9 is driven to rotate through the rack 8-8, so that the rotating column 8-4 can be driven to rotate around the axis of the rotating column.
Preferably: the telescopic driving mechanism 8-3 adopts an air cylinder.
The turning block 7-1 of the torsion spring turning mechanism 7 and the end cover fixing mechanism 4 are arranged along the Y direction, in this embodiment, the Y direction is not necessarily perpendicular to the Z direction and the X direction; the moving mechanism of the torsion spring carrying mechanism 8 comprises a Z-direction lifting moving mechanism 8-10 and a Y-direction horizontal moving mechanism 8-11, the Z-direction lifting moving mechanism 8-10 can drive the clamping mechanism to lift along the Z direction, the Y-direction horizontal moving mechanism 8-11 can drive the Z-direction lifting moving mechanism 8-10 and the clamping mechanism to move along the Y direction together, so that the clamping mechanism can move between the turnover block 7-1 of the torsion spring turnover mechanism 7 and the end cover fixing mechanism 4 by utilizing the Y-direction horizontal moving mechanism 8-11, and the clamping mechanism can be driven by the Z-direction lifting moving mechanism 8-10 to lift along the Z direction to avoid obstacles encountered during the moving.
In addition, due to the difference of the relative position between the turnover block 7-1 of the torsion spring turnover mechanism 7 and the end cover fixing mechanism 4, a translation mechanism and a lifting mechanism in different directions can be adopted to form a moving mechanism of the torsion spring conveying mechanism 8.
Preferably: the lifting moving mechanism 8-10 and the horizontal moving mechanism 8-11 both adopt cylinders and are assisted by a sliding rail mechanism.
EXAMPLE III
On the basis of the first embodiment or the second embodiment, the third embodiment further adopts the following preferred embodiments:
as shown in fig. 1 to 3, the end cover fixing mechanism 4 includes an end cover positioning tool 4-1, a fixing clamping jaw 4-2, and an end cover fixing and lifting mechanism 4-3, an end of the fixing clamping jaw 4-2 is rotatably connected to a fulcrum block 4-1-1 on the end cover positioning tool 4-1, and the end cover fixing and lifting mechanism 4-3 can drive one end of the fixing clamping jaw 4-2 to move up and down along a Z direction, so that: when one end of the fixed clamping jaw 4-2 is driven to ascend, the other end of the fixed clamping jaw 4-2 can tightly press and fix the micromotor end cover 1 positioned on the end cover positioning tool 4-1, and the micromotor end cover 1 positioned on the end cover positioning tool 4-1 is in a posture that the positioning column 1-1 faces the Z direction. The end cover fixing and lifting mechanism 4-3 preferably comprises an air cylinder and a sliding rail and sliding block mechanism.
Example four
On the basis of any one of the first to third embodiments, the fourth embodiment further adopts the following preferred embodiments:
as shown in fig. 1 to 3, the carbon brush ejection mechanism 5 includes a carbon brush ejection cylinder 5-1 and a carbon brush ejector pin 5-2, the carbon brush ejector pin 5-2 is connected to a piston rod of the carbon brush ejection cylinder 5-1, and when the end cover 1 of the micro-motor is fixed to the end cover fixing mechanism 4 and the piston rod of the carbon brush ejection cylinder 5-1 extends out, the carbon brush ejector pin 5-2 can eject the carbon brush 3 out of the end cover central hole 1a of the end cover 1 of the micro-motor.
EXAMPLE five
On the basis of any one of the first to fourth embodiments, the fifth embodiment further adopts the following preferred embodiments:
referring to fig. 2, 5 and 6, the torsion spring turnover mechanism 7 comprises a turnover block 7-1, a turnover base 7-2, a U-shaped push-pull rod 7-3 and a turnover driving cylinder 7-4, the turnover base 7-2 and the turnover driving cylinder 7-4 are both fixed on a support frame 7-5, the turnover base 7-2 is provided with a guide groove 7-2a extending along the Z direction, a return spring 7-6 is hung between the rear end of the turnover block 7-1 and the support frame 7-5, the front end of the turnover block 7-1 is fixed with a rotating shaft 7-7 extending along the Y direction, two ends of the rotating shaft 7-7 penetrate through the guide groove 7-2a and are respectively rotatably connected with two ends of the U-shaped push-pull rod 7-3, and a piston rod of the overturning driving cylinder 7-4 extends along the Z direction and is fixedly connected with the middle part of the U-shaped push-pull rod 7-3.
Thus, referring to fig. 5, when the piston rod of the turnover driving cylinder 7-4 is retracted, the rotating shaft 7-7 is at the lower end position of the guide groove 7-2a, and the turnover block 7-1 is at the first angle; referring to fig. 6, when the piston rod of the turnover driving cylinder 7-4 extends, the rotating shaft 7-7 moves to the upper end position of the guide groove 7-2a, and the turnover block 7-1 rotates to the second angle under the action of the return spring 7-6.
In addition, the torsion spring feeding mechanism 6 can be realized by adopting the existing equipment, for example, the vibration disk 6-1 and the direct vibration feeding mechanism 6-2 can be adopted, a large amount of disordered torsion springs 2 are stored in the vibration disk 6-1, the torsion springs 2 are sequentially output to the direct vibration feeding mechanism 6-2 one by one in the flat posture under the vibration action of the vibration disk 6-1, then the direct vibration feeding mechanism 6-2 horizontally moves the torsion springs 2 in the flat posture one by one and sends the torsion springs to the profile groove 7-1a of the turnover block 7-1, and the outlet of the direct vibration feeding mechanism 6-2 is also the discharge port 6a of the torsion spring feeding mechanism 6.
The present invention is not limited to the above embodiments, and various other equivalent modifications, substitutions and alterations can be made without departing from the basic technical concept of the invention as described above, according to the common technical knowledge and conventional means in the field.
Claims (9)
1. An automatic assembling device for a torsion spring of a micromotor end cover is used for realizing the assembly of the torsion spring (2) and the micromotor end cover (1) provided with a carbon brush (3);
it is characterized by comprising:
the end cover fixing mechanism (4) can fix the micro-motor end cover (1) and enables the micro-motor end cover (1) to be kept in a posture that a positioning column (1-1) faces to the Z direction;
the carbon brush ejection mechanism (5) can eject the carbon brush (3) out of an end cover center hole (1a) of the end cover (1) of the micro-motor when the end cover (1) of the micro-motor is fixed on the end cover fixing mechanism (4);
torsional spring feed mechanism (6), can with torsional spring (2) are seen off from its discharge gate (6a) with the gesture of keeping flat, the gesture of keeping flat is: the axis of the spring part (2-3) of the torsion spring (2) extends along the X direction;
the torsion spring turnover mechanism (7) can drive a turnover block (7-1) arranged on the torsion spring turnover mechanism to rotate between a first angle and a second angle, and the turnover block (7-1) is provided with an imitated groove (7-1 a); when the overturning block (7-1) is at a first angle, the torsion spring (2) sent out by the torsion spring feeding mechanism (6) can be kept in a flat state and sent into the profiling groove (7-1a) along the X direction; when the turning block (7-1) is at a second angle, the torsion spring (2) positioned in the contour groove (7-1a) is in a standing posture that the axis of the spring part (2-3) extends along the Z direction;
the torsion spring carrying mechanism (8) is provided with a clamping mechanism and a moving mechanism, the moving mechanism can move the clamping mechanism between the turnover block (7-1) of the torsion spring turnover mechanism (7) and the end cover fixing mechanism (4), the clamping mechanism can clamp or release the torsion spring (2) in the standing posture, and the torsion spring (2) is compressed when being clamped and reset when being released;
under the control of the controller, the automatic assembling device for the end cover torsion spring of the micromotor simultaneously executes the following two working procedures:
the first work flow comprises the following steps:
s1.1, placing a micromotor end cover (1) on an end cover fixing mechanism (4) by a manipulator for fixing;
s1.2, the carbon brush ejection mechanism (5) ejects the carbon brush (3) out of an end cover center hole (1a) of the micromotor end cover (1);
s1.3, after the second working process is finished, resetting the carbon brush ejection mechanism (5) and the end cover fixing mechanism (4), and taking down the assembled micro motor end cover assembly from the end cover fixing mechanism (4) by the manipulator;
and the second work flow comprises the following steps:
s2.1, the turnover block (7-1) of the torsion spring turnover mechanism (7) is at a first angle, and the torsion spring feeding mechanism (6) sends a torsion spring (2) into the profiling groove (7-1a) of the turnover block (7-1);
s2.2, the torsion spring turnover mechanism (7) drives the turnover block (7-1) to rotate to a second angle;
s2.3, moving a clamping mechanism to an overturning block (7-1) of the torsion spring overturning mechanism (7) by a moving mechanism of the torsion spring carrying mechanism (8), and clamping the torsion spring (2) in the profiling groove (7-1a) by the clamping mechanism;
s2.4, the moving mechanism moves the clamping mechanism to the end cover fixing mechanism (4), so that the torsion spring (2) clamped by the clamping mechanism keeps the standing posture and leaves from the contour groove (7-1a), and then the spring part (2-3) of the torsion spring (2) is sleeved on a positioning column (1-1) of the micromotor end cover (1) fixed on the end cover fixing mechanism (4);
and S2.5, releasing the torsion spring (2) by the clamping mechanism, so that the torsion spring (2) and the micromotor end cover (1) provided with the carbon brush (3) are assembled to form the micromotor end cover assembly.
2. The automatic micromotor end cover torsion spring assembling device of claim 1, wherein: the clamping mechanism of the torsion spring carrying mechanism (8) comprises an installation vertical plate (8-1), and a supporting seat (8-2), a telescopic driving mechanism (8-3) and a rotary driving mechanism are installed on the installation vertical plate (8-1);
a rotating column (8-4) is rotatably mounted in the supporting seat (8-2), a fixed clamping column (8-4-1) is arranged on the lower end face of the rotating column (8-4), a clamping groove (8-4-1a) for positioning a second torsion leg (2-2) of the torsion spring (2) is formed in the inner side of the fixed clamping column (8-4-1), and the rotating driving mechanism can drive the rotating column (8-4) to rotate around the axis of the rotating column;
the rotating column (8-4) is provided with a coaxial central through hole and an arc-shaped through groove (8-4a) with a central axis coincident with the axis of the rotating column, a first movable clamping column (8-5) is installed in the central through hole in a sliding mode along the Z direction, a second movable clamping column (8-6) is installed in the arc-shaped through groove (8-4a), and the second movable clamping column (8-6) is matched with the arc-shaped through groove (8-4a) in a sliding mode along the Z direction and can rotate around the axis of the rotating column (8-4) along the arc-shaped through groove (8-4 a); the telescopic driving mechanism (8-3) can drive the first movable clamping column (8-5) and the second movable clamping column (8-6) to stretch and retract along the Z direction, when the second twisting leg (2-2) of the torsion spring (2) is clamped in the clamping groove (8-4-1a) of the fixed clamping column (8-4-1), the telescopic driving mechanism (8-3) drives the first movable clamping column (8-5) and the second movable clamping column (8-6) to extend out, the lower end of the first movable clamping column (8-5) can extend into the spring part (2-3) of the torsion spring (2), and the lower end of the second movable clamping column (8-6) extends to the outer side of the first twisting leg (2-1) of the torsion spring (2);
wherein, a clearance structure (7-1b) for the second movable clamping column (8-6) and the fixed clamping column (8-4-1) to extend into is arranged on the turnover block (7-1) of the torsion spring turnover mechanism (7);
the moving mechanism of the torsion spring carrying mechanism (8) drives the mounting vertical plate (8-1) to drive the clamping mechanism to move between the turnover block (7-1) of the torsion spring turnover mechanism (7) and the end cover fixing mechanism (4).
3. The automatic micromotor end cover torsion spring assembling device of claim 2, wherein: the rotary driving mechanism comprises a driving cylinder (8-7), a rack (8-8) and a gear (8-9), a cylinder body of the driving cylinder (8-7) is fixed on the mounting vertical plate (8-1), the rack (8-8) is slidably mounted on the mounting vertical plate (8-1), a piston rod of the driving cylinder (8-7) and the rack (8-8) are parallel to each other and perpendicular to the Z direction, and the gear (8-9) is in interference fit with the rotary column (8-4) and meshed with the rack (8-8).
4. The automatic micromotor end cover torsion spring assembling device of claim 2, wherein: the telescopic driving mechanism (8-3) adopts an air cylinder.
5. The automatic micromotor end cover torsion spring assembling device of claim 2, wherein: the turnover block (7-1) of the torsion spring turnover mechanism (7) and the end cover fixing mechanism (4) are arranged along the Y direction; the moving mechanism of the torsion spring carrying mechanism (8) comprises a Z-direction lifting moving mechanism (8-10) and a Y-direction horizontal moving mechanism (8-11), the Z-direction lifting moving mechanism (8-10) can drive the clamping mechanism to lift along the Z direction, and the Y-direction horizontal moving mechanism (8-11) can drive the Z-direction lifting moving mechanism (8-10) and the clamping mechanism to move along the Y direction.
6. The automatic micromotor end cover torsion spring assembling device of claim 5, wherein: the lifting moving mechanism (8-10) and the horizontal moving mechanism (8-11) both adopt cylinders.
7. The automatic assembling device for the end cover torsion spring of the micromotor according to any one of claims 1 to 6, wherein: the end cover fixing mechanism (4) comprises an end cover positioning tool (4-1), a fixing clamping jaw (4-2) and an end cover fixing lifting mechanism (4-3), the end part of the fixing clamping jaw (4-2) is rotatably connected with a fulcrum block (4-1-1) on the end cover positioning tool (4-1), and the end cover fixing lifting mechanism (4-3) can drive one end of the fixing clamping jaw (4-2) to move up and down along the Z direction, so that: when one end of the fixed clamping jaw (4-2) is driven to ascend, the other end of the fixed clamping jaw (4-2) can tightly press and fix a micromotor end cover (1) positioned on the end cover positioning tool (4-1), and the micromotor end cover (1) positioned on the end cover positioning tool (4-1) is in a posture that a positioning column (1-1) faces the Z direction.
8. The automatic assembling device for the end cover torsion spring of the micromotor according to any one of claims 1 to 6, wherein: the carbon brush ejection mechanism (5) comprises a carbon brush ejection cylinder (5-1) and carbon brush ejector pins (5-2), the carbon brush ejector pins (5-2) are connected with piston rods of the carbon brush ejection cylinder (5-1), the end cover (1) of the micro-motor is fixed on the end cover fixing mechanism (4), and when the piston rods of the carbon brush ejection cylinder (5-1) extend out, the carbon brush ejector pins (5-2) can eject the carbon brushes (3) out of end cover center holes (1a) of the end cover (1) of the micro-motor.
9. The automatic assembling device for the end cover torsion spring of the micromotor according to any one of claims 1 to 6, wherein: the torsion spring turnover mechanism (7) comprises a turnover block (7-1), a turnover base (7-2), a U-shaped push-pull rod (7-3) and a turnover driving cylinder (7-4), the cylinder bodies of the turnover base (7-2) and the turnover driving cylinder (7-4) are fixed on a support frame (7-5), the turnover base (7-2) is provided with a guide groove (7-2a) extending along the Z direction, a return spring (7-6) is hung between the rear end part of the turnover block (7-1) and the support frame (7-5), the front end part of the turnover block (7-1) is fixed with a rotating shaft (7-7) extending along the Y direction, and two ends of the rotating shaft (7-7) are respectively rotatably connected with two end parts of the U-shaped push-pull rod (7-3) after penetrating through the guide groove (7-2a), a piston rod of the overturning driving cylinder (7-4) extends along the Z direction and is fixedly connected with the middle part of the U-shaped push-pull rod (7-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110216712.7A CN112928880A (en) | 2021-02-26 | 2021-02-26 | Automatic assembly device of micromotor end cover torsional spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110216712.7A CN112928880A (en) | 2021-02-26 | 2021-02-26 | Automatic assembly device of micromotor end cover torsional spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112928880A true CN112928880A (en) | 2021-06-08 |
Family
ID=76172170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110216712.7A Withdrawn CN112928880A (en) | 2021-02-26 | 2021-02-26 | Automatic assembly device of micromotor end cover torsional spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112928880A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369240A (en) * | 2021-06-11 | 2021-09-10 | 安庆谢德尔汽车零部件有限公司 | Blowing device with double torsion springs and using method thereof |
| CN114083521A (en) * | 2022-01-24 | 2022-02-25 | 沈阳和研科技有限公司 | Carrying mechanism for carrying arm of dicing saw and dicing saw carrying arm |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587275A (en) * | 2019-10-19 | 2019-12-20 | 广东益诚自动化科技有限公司 | Automatic torsional spring assembling mechanism of automatic circuit breaker finished product assembling machine |
| CN111791048A (en) * | 2020-08-18 | 2020-10-20 | 上海托展智能科技股份有限公司 | Torsional spring mounting equipment |
-
2021
- 2021-02-26 CN CN202110216712.7A patent/CN112928880A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587275A (en) * | 2019-10-19 | 2019-12-20 | 广东益诚自动化科技有限公司 | Automatic torsional spring assembling mechanism of automatic circuit breaker finished product assembling machine |
| CN111791048A (en) * | 2020-08-18 | 2020-10-20 | 上海托展智能科技股份有限公司 | Torsional spring mounting equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369240A (en) * | 2021-06-11 | 2021-09-10 | 安庆谢德尔汽车零部件有限公司 | Blowing device with double torsion springs and using method thereof |
| CN114083521A (en) * | 2022-01-24 | 2022-02-25 | 沈阳和研科技有限公司 | Carrying mechanism for carrying arm of dicing saw and dicing saw carrying arm |
| CN114083521B (en) * | 2022-01-24 | 2022-09-09 | 沈阳和研科技有限公司 | Carrying mechanism for carrying arm of dicing saw and dicing saw carrying arm |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112928880A (en) | Automatic assembly device of micromotor end cover torsional spring | |
| CN107775610B (en) | Integral overturning method for wheel set | |
| CN104044206B (en) | With the shaped device of switching mechanism | |
| CN203791848U (en) | Double-metal-part automatic welding machine | |
| CN210819605U (en) | Clamping manipulator | |
| CN108000031B (en) | Position changing machine | |
| CN214674809U (en) | Automatic assembly device of micromotor end cover torsional spring | |
| CN108461800B (en) | Battery shell-entering machine | |
| CN109128823B (en) | Rubber plug clip assembly quality of cylinder dabber | |
| CN208977198U (en) | Screw set automatic assembling apparatus | |
| CN218475859U (en) | Punching device for machining automobile sunroof guide rail | |
| CN215091973U (en) | Capacitor bending assembly of capacitor switch assembling equipment | |
| CN113510416B (en) | Tractor wheel hub production facility for paddy field | |
| CN210147849U (en) | Polishing wheel forming machine | |
| CN212551399U (en) | Elbow pipe whole-opening clamping assembly of elbow pipe mechanism of automatic thin-wall short U elbow pipe forming machine | |
| CN111660053B (en) | Circular steel plate welding steel pipe robot | |
| CN113787338A (en) | Assembling device and assembling method for motor rotor and transmission | |
| CN210214068U (en) | Lens clamping device | |
| CN215035036U (en) | Conveying and positioning mechanism of capacitor switch assembling equipment | |
| CN216192836U (en) | Upper row clamping equipment for aluminum surface treatment | |
| CN216305851U (en) | Guide rail beam structure and tubular pole discharging machine | |
| CN215432268U (en) | Wire welding mechanism of capacitor switch assembling equipment | |
| CN215616367U (en) | Clamping mechanism of capacitor switch assembling equipment | |
| CN117644379B (en) | High-efficient automatic equipment of gas spring end support | |
| CN211305573U (en) | Connecting rod clamping mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210608 |