CN208554039U - Kneading machine with decelerating motor safety guard - Google Patents
Kneading machine with decelerating motor safety guard Download PDFInfo
- Publication number
- CN208554039U CN208554039U CN201820832675.6U CN201820832675U CN208554039U CN 208554039 U CN208554039 U CN 208554039U CN 201820832675 U CN201820832675 U CN 201820832675U CN 208554039 U CN208554039 U CN 208554039U
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- connector
- motor
- retarder
- safety
- safety guard
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Abstract
The utility model discloses a kind of kneading machines with decelerating motor safety guard; it further include the safety coupling being arranged between motor and retarder and the position sensor for detecting holding mechanism axial movement when safety coupling overloads including cylinder body, the stirring knife being arranged in cylinder body and the motor for driving the stirring knife to turn round by retarder.Kneading machine further includes the controller for controlling motor rotation, and the controller is equipped with the signal input part being connected with the signal output end of position sensor.The utility model limits transfer of torque using safety coupling, it will be switched off power transmission of the motor to retarder when load is excessive, stirring knife is avoided to wear or damage, and controller receives the power that can cut off motor after the signal of position sensor in time, it avoids motor from continuing operating in high load condition to damage, while the abrasion of safety coupling can also be reduced.
Description
Technical field
The utility model relates to a kind of to be driven by decelerating motor and is equipped with the kneading machine of decelerating motor safety guard.
Background technique
Decelerating motor is speed reduction gearing and the integrated electronic product of motor, is a kind of electricity with speed reducer
Machine has the characteristics that compact-sized, saving space.It due to its above-mentioned advantage, is required according to equipment performance, the drive of part kneading machine
Dynamic device has selected decelerating motor.
Currently, the connection between motor and speed reducer mainly considers that power transmits, and does not set for the considerations of saving space
Set safety guard.The overload protection of decelerating motor itself relies primarily on the electic protection mode of electric machine control system.By
The electic protection mode of electric machine control system is in the presence of structure is complicated, the deficiency of response lag and higher cost.And it is defeated in speed reducer
Safety guard, excessive, higher cost defect that it will cause safety guards is arranged in outlet.
Utility model content
The utility model proposes a kind of kneading machine with decelerating motor safety guard, its object is to: protection
The core component stirring knife of kneading machine is not damaged in the case of an overload, while protecting motor and speed reduction gearing.
Technical solutions of the utility model are as follows:
A kind of kneading machine with decelerating motor safety guard, including cylinder body, the stirring knife being arranged in cylinder body and
The motor that the stirring knife revolution is driven by retarder, further includes safety guard, described safety guard one end and electricity
Machine output shaft is connected, the other end is connected with reducer input shaft；The safety guard is for motor to retarder
Power transmission, the power transmission between motor and retarder is cut off when being also used to apparatus overload with realize to stirring knife, retarder and
The protection of motor.
As further improvement of the utility model: the safety guard is safety coupling or fluid coupling.
As further improvement of the utility model: the safety coupling is ball type or steel sand formula or fluid pressure type or rubs
Erasing or magnetic-powder-type.
As further improvement of the utility model: further including connector, described connector one end is connected with electric machine casing
It connects, the other end is connected with the shell of retarder；
The safety guard is safety coupling, and the safety coupling is set in connector, including first connects
Fitting, the second connector, transmission parts and holding mechanism；
First connector is connected with motor output shaft, and the second connector is connected with the input shaft of retarder, institute
It states the first connector and the second connector is connected by bearing arrangement；The output shaft of the retarder is connected with stirring knife；
The holding mechanism is used to constrain in the transmission parts between the first connector and the second connector to realize
It is transmitted from the first connector to the rotary motive power of the second connector；
It is also equipped with position sensor in the connector, the axial direction of holding mechanism when for detecting safety coupling overload
It is mobile；
It further include the controller for controlling motor rotation, the controller is additionally provided with the signal with the position sensor
The signal input part that output end is connected.
As further improvement of the utility model: the transmission mechanism is steel ball, and first connector and second connect
The spherical groove matched with the steel ball is offered on fitting；
The holding mechanism includes disc spring and sliding sleeve, and the sliding sleeve is equipped with the bellmouth being in contact with the steel ball；
Described disc spring one end is in contact with the second connector, the other end is in contact with sliding sleeve；
The position sensor is used to detect the position of sliding sleeve.
As further improvement of the utility model: being equipped with bracket, the position sensor installation on the connector
On bracket.
Compared with the existing technology, the utility model has the positive effect that: (1) utilizing safety guard limitation transmission
Torque will be switched off power transmission of the motor to retarder, avoid stirring knife from being damaged in the case of an overload, protect simultaneously when load is excessive
Motor and retarder are protected, structure is simple, and at low cost, real-time is good；(2) guarantor of position sensor detection safety guard is utilized
Hold the axial movement that mechanism occurs by overload, controller can cut off the dynamic of motor after receiving the signal of position sensor in time
Power avoids motor from continuing operating in high load condition and damages, while can also reduce the abrasion of safety guard；
(3) safety guard is set between motor and retarder, has the characteristic of high speed, underloading, therefore nominal torque value herein
Reliable overload protection can be realized in lower, compact safety guard, compact-sized, saves space, has widened peace
The type selecting range of full protection device, also, under the premise of safety guard is set, remain decelerating motor it is compact-sized,
The advantages of saving space.
Detailed description of the invention
Fig. 1 is the attachment structure schematic diagram in the utility model between motor, safety coupling and retarder.
Fig. 2 is the A-A view of Fig. 1.
Specific embodiment
The technical solution that according to the present invention will be described in detail below with reference to the accompanying drawings:
A kind of kneading machine with decelerating motor safety guard, including cylinder body, the stirring knife being arranged in cylinder body and
The motor of the stirring knife revolution is driven by retarder.It further include safety guard, described safety guard one end and electricity
Machine output shaft is connected, the other end is connected with reducer input shaft；The safety guard is for motor to retarder
Power transmission, the power transmission between motor and retarder is cut off when being also used to apparatus overload with realize to stirring knife, retarder and
The protection of motor.
The safety guard includes safety coupling, and the safety coupling is ball type or steel sand formula or fluid pressure type
Or frictional or magnetic-powder-type.Safety guard is also possible to fluid coupling.
Preferred embodiment is as follows:
Such as Fig. 1 and 2, kneading machine further includes connector 2, and described 2 one end of connector passes through bolt phase with 1 shell flange of motor
Connection, the other end are connected with the shell flange of retarder 5 by bolt.
The safety guard includes safety coupling 3, and the safety coupling 3 is set in connector 2.The peace
Full shaft coupling 3, also referred to as torque limiter, overload-release clutch etc. are a kind of component for coupling mover and working machine, major function
Transmission system is limited in the form of skidding when overload or mechanical breakdown cause load torque to be more than setting value for overload protection
The torque transmitted voluntarily restores to be coupled, prevents mechanical failure after overload condition disappears.
In the present embodiment, the safety coupling 3 include the first connector 3-1, the second connector 3-3, transmission parts with
And holding mechanism 3-2；
The first connector 3-1 is connected by shaft coupling with 1 output shaft of motor, the second connector 3-3 and retarder 5
Input shaft be connected by driving key, the first connector 3-1 and the second connector 3-3 are connected by bearing arrangement,
To realize relative rotation when overload；The output shaft of the retarder 5 is connected with stirring knife.
The holding mechanism 3-2 be used for by the transmission parts constrain in the first connector 3-1 and the second connector 3-3 it
Between with realize from the first connector 3-1 to the rotary motive power of the second connector 3-3 transmit.
Specifically, the safety coupling 3 in the present embodiment is ball type: such as Fig. 1, the transmission mechanism is several steel balls,
The spherical groove matched with the steel ball is offered on the first connector 3-1 and the second connector 3-3；The holding
Mechanism 3-2 includes disc spring and sliding sleeve, and the two is sleeved on the outside of the second connector 3-3, and the sliding sleeve is equipped with and the steel
The bellmouth that pearl is in contact；Described disc spring one end is in contact with the second connector 3-3, the other end is in contact with sliding sleeve, to
The direction a connection piece 3-1 pushes the steel ball, is allowed to match with spherical groove.When overload occurs, the steel ball will skid off recessed
Slot, and sliding sleeve is pushed to move to the left.
Further, mounting bracket 4 is gone back in the connector 2, position sensor 6 is installed on bracket 4, for detecting peace
The axial movement of sliding sleeve when full shaft coupling 3 overloads.
The safety coupling 3 can also be other structures form, such as application No. is 201320700087.4 it is practical new
Structure provided by type patent " torque limiter ", or application No. is 201520112465.6 utility model patent " torques
Limiter " provided by structure etc., can also be pneumatic type safety coupling.Its principle be all using between steel ball and groove or
Overload protection is realized in the slipping phenomenon that other similar drive mechanisms transmitting torques occur when excessive, while when steel ball is detached from groove
Necessarily bring the axial movement of structural member.
Kneading machine further includes the controller for controlling the rotation of motor 1, and the controller is additionally provided with and the position sensing
The signal input part that the signal output end of device 6 is connected.
When work, when load is excessive, the transmitting between safety coupling 3 first connector 3-1 and the second connector 3-3 is turned round
Square exceeds its Overload torque value, and steel ball can be detached from from groove, and sliding sleeve moves to the left, and disc spring is compressed, disconnect motor 1 to
The power transmission of retarder 5 avoids stirring knife from wearing or be damaged.Meanwhile position sensor 6 will test the movement of sliding sleeve,
Then controller cuts off the power of motor 1 immediately, avoids motor 1 from continuing operating in high load condition and damages, can also be with
Reduce the abrasion of safety coupling 3.
Claims (6)
1. a kind of kneading machine with decelerating motor safety guard including cylinder body, the stirring knife being arranged in cylinder body and leads to
Cross the motor (1) that retarder (5) drive the stirring knife revolution, it is characterised in that: further include safety guard, the safety is protected
Protection unit one end is connected with motor (1) output shaft, the other end is connected with retarder (5) input shaft；The safeguard protection dress
The power transmission for motor (1) to retarder (5) is set, is also used to when apparatus overload between cutting motor (1) and retarder (5)
Power transmission to realize the protection to stirring knife, retarder (5) and motor (1).
2. as described in claim 1 with the kneading machine of decelerating motor safety guard, it is characterised in that: the safety is protected
Protection unit is safety coupling or fluid coupling.
3. as claimed in claim 2 with the kneading machine of decelerating motor safety guard, it is characterised in that: the safety connection
Axis device is ball type or steel sand formula or fluid pressure type or frictional or magnetic-powder-type.
4. as described in claim 1 with the kneading machine of decelerating motor safety guard, it is characterised in that: further include connection
Body (2), described connector (2) one end is connected with motor (1) shell, the other end is connected with the shell of retarder (5)；
The safety guard is safety coupling (3), and the safety coupling (3) is set in connector (2), including the
A connection piece (3-1), the second connector (3-3), transmission parts and holding mechanism (3-2)；
First connector (3-1) is connected with motor (1) output shaft, the input of the second connector (3-3) and retarder (5)
Axis is connected, and first connector (3-1) is connected with the second connector (3-3) by bearing arrangement；The retarder (5)
Output shaft be connected with stirring knife；
The holding mechanism (3-2) is used to the transmission parts constraining in the first connector (3-1) and the second connector (3-3)
Between with realize from the first connector (3-1) to the rotary motive power of the second connector (3-3) transmit；
Position sensor (6) are also equipped in the connector (2), holding mechanism when for detecting safety coupling (3) overload
The axial movement of (3-2)；
It further include the controller for controlling motor (1) rotation, the controller is additionally provided with the letter with the position sensor (6)
The signal input part that number output end is connected.
5. as claimed in claim 4 with the kneading machine of decelerating motor safety guard, it is characterised in that: the driving section
Part is steel ball, offers the spherical shape matched with the steel ball on first connector (3-1) and the second connector (3-3)
Groove；
The holding mechanism (3-2) includes disc spring and sliding sleeve, and the sliding sleeve is equipped with the bellmouth being in contact with the steel ball；
Described disc spring one end is in contact with the second connector (3-3), the other end is in contact with sliding sleeve；
The position sensor (6) is used to detect the position of sliding sleeve.
6. as described in claim 4 or 5 with the kneading machine of decelerating motor safety guard, it is characterised in that: the company
It is equipped on junctor (2) bracket (4), the position sensor (6) is mounted on bracket (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820832675.6U CN208554039U (en) | 2018-05-31 | 2018-05-31 | Kneading machine with decelerating motor safety guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820832675.6U CN208554039U (en) | 2018-05-31 | 2018-05-31 | Kneading machine with decelerating motor safety guard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208554039U true CN208554039U (en) | 2019-03-01 |
Family
ID=65484882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820832675.6U Active CN208554039U (en) | 2018-05-31 | 2018-05-31 | Kneading machine with decelerating motor safety guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208554039U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108404803A (en) * | 2018-05-31 | 2018-08-17 | 山东华鹏精机股份有限公司 | Kneading machine with decelerating motor safety guard |
| CN112295199A (en) * | 2020-10-29 | 2021-02-02 | 北京理工大学 | Acceleration method and acceleration device for physical training |
-
2018
- 2018-05-31 CN CN201820832675.6U patent/CN208554039U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108404803A (en) * | 2018-05-31 | 2018-08-17 | 山东华鹏精机股份有限公司 | Kneading machine with decelerating motor safety guard |
| CN112295199A (en) * | 2020-10-29 | 2021-02-02 | 北京理工大学 | Acceleration method and acceleration device for physical training |
| CN112295199B (en) * | 2020-10-29 | 2021-09-10 | 北京理工大学 | Acceleration method and acceleration device for physical training |
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