阅读说明：本技术 一种电动挤牙膏装置 (Electric toothpaste squeezing device ) 是由 李敏 王勇 胡飞 王永杰 邱伟健 于 2019-08-31 设计创作，主要内容包括：本发明公开了一种电动挤牙膏装置,包括基座,牙膏容纳槽,步进电机,传动装置,控制器,按键面板,牙膏通过夹具固定在牙膏容纳槽内,步进电机转动并通过传动装置带动夹具直线运动以实现电动挤牙膏,夹具上设置第一测距传感器和第二测距传感器,用以检测牙膏膏身正面和侧面的中线位置,控制器根据对应位置的距离信号结合用户通过按键面板设置的挤出量,可计算出挤出牙膏的距离并转换为相应电信号传输给控制器,以实现装置适用不同牙膏尺寸且在牙膏不同挤出位置时都能定量控制挤出量的效果,以使用户使用装置自动挤牙膏的同时,也可掌握每次取牙膏的多少,避免使用的不便以及不必要的浪费。(The invention discloses an electric toothpaste squeezing device, which comprises a base, a toothpaste holding tank, a stepping motor, a transmission device, a controller and a key panel, wherein toothpaste is fixed in the toothpaste holding tank through a clamp, the stepping motor rotates and drives the clamp to linearly move through the transmission device so as to realize electric toothpaste squeezing, a first distance measuring sensor and a second distance measuring sensor are arranged on the clamp and are used for detecting the central line positions of the front surface and the side surface of a toothpaste body, the controller can calculate the distance for squeezing the toothpaste and convert the distance into corresponding electric signals to be transmitted to the controller according to the distance signals of the corresponding positions and the squeezing quantity set by a user through the key panel, so that the device is suitable for different toothpaste sizes and can quantitatively control the squeezing quantity of the toothpaste at different squeezing positions, and a user can master the quantity of the toothpaste each time when using the device to automatically squeeze the toothpaste, avoiding inconvenience and unnecessary waste of use.)

1. An electric toothpaste squeezing device, comprising:

a base;

toothpaste holding tank fixes on the base, include:

the toothpaste head lantern ring is fixed on one side of the toothpaste holding tank and used for fixing a toothpaste head;

the moving piece is mechanically connected with the inner wall of the toothpaste containing groove and can linearly move along the inner wall of the toothpaste containing groove, and the moving direction is vertical to the plane direction of the toothpaste head lantern ring;

the clamp is fixedly connected to the moving part and can clamp the toothpaste body and drive the clamp to linearly move through the moving part so as to extrude the residual toothpaste;

the first distance measuring sensor is closely fixed on the clamp through a support, the direction of the first distance measuring sensor faces to one side of the clamp close to the toothpaste head and is vertical to the plane direction of the movement of the clamp, and when the clamp clamps toothpaste and moves, the first distance measuring sensor can detect the position of the front side of the toothpaste body along the central line of the long axis of the toothpaste body;

the second distance measuring sensor is closely fixed on the clamp through a support, the direction of the second distance measuring sensor faces to one side of the clamp close to the toothpaste head and is perpendicular to the direction of the first distance measuring sensor, and when the clamp clamps toothpaste and moves, the second distance measuring sensor can detect the position of the side face of the toothpaste body along the central line of the toothpaste body long axis;

the stepping motor is fixed on the base;

one end of the transmission device is mechanically connected with a rotating shaft of the stepping motor, and the other end of the transmission device is mechanically connected with the moving part, so that the stepping motor rotates to drive the moving part to move linearly;

the controller is fixed on the base, is connected with the first distance measuring sensor and the second distance measuring sensor, and is electrically connected with the stepping motor for outputting a control signal to drive the stepping motor;

the key panel is fixed on the base and provided with a switch control key and an extrusion amount setting key, and the switch control key is electrically connected with the controller;

the controller can obtain the cross-sectional area of the toothpaste vertical to the long axis direction of the toothpaste body according to the distance signals transmitted by the first distance measuring sensor and the second distance measuring sensor, and drives the stepping motor by combining the extrusion amount set by a user, so that the quantitative control of the extruded toothpaste is realized.

2. The electric toothpaste squeezing device according to claim 1, wherein the moving member comprises a sliding rail and a sliding block, the sliding rail is fixed on the inner wall of the toothpaste accommodating groove, and the sliding block is engaged with the sliding rail and can slide linearly back and forth along the sliding rail.

3. The electric toothpaste squeezing device according to claim 1, wherein the transmission device comprises a gear and a rack, the gear is fixed on a rotating shaft of the stepping motor, the rack is fixedly connected with the moving member and meshed with the gear, and the stepping motor drives the gear to drive the rack through the rotation of the rotating shaft, so as to drive the clamp to move linearly.

4. The device of claim 1, further comprising a voltage sensor module, wherein the measuring terminal of the voltage sensor module is connected in parallel to the power supply side of the device, and the output terminal of the voltage sensor module is electrically connected to the controller for detecting the power supply side voltage and outputting a signal to the controller to stop the operation of the stepping motor when the operating voltage is lower than the voltage limit.

5. An electric toothpaste squeezing device according to claim 1, further comprising a current sensor module, wherein the measuring terminal of the current sensor module is connected in series in the circuit of the device, and the output terminal of the current sensor module is electrically connected with the controller for detecting the working current of the device and outputting a signal to the controller to stop the device when the working current exceeds the current limit value.

6. The apparatus of claim 1, further comprising a first distance sensor fixed to the toothpaste head collar and electrically connected to the controller, wherein the first distance sensor has an emitting opening facing the fixture, so that when the distance from the fixture is detected to be less than a first distance setting value, an alarm signal is transmitted to the controller to stop the operation of the stepping motor.

7. An electric toothpaste squeezing device according to claim 4 and/or 5 and/or 6, further comprising a buzzer, wherein the buzzer is electrically connected with the controller, and when the controller detects an alarm signal, the controller simultaneously communicates with the circuit of the buzzer to sound the buzzer.

8. The device of claim 1, further comprising a second distance sensor fixed to the ring of said head and electrically connected to said controller, wherein the outlet is located toward the outside of said toothpaste receiving chamber, so as to detect that the detected distance is less than a second distance setting value when the user uses the toothbrush to approach the toothpaste outlet, thereby triggering said second distance sensor to transmit a control signal to said controller to automatically operate said stepping motor.

9. The device of claim 1, further comprising a dust cap hinged to said toothpaste head collar and capable of being unfolded or snapped onto said toothpaste head collar to enclose the toothpaste head.

10. The device of claim 1, further comprising a USB port electrically connected to said controller via a wire for providing power to the device.

Technical Field

The invention relates to a toothpaste squeezing device, in particular to an electric toothpaste squeezing device.

Background

At present, people brush the tooth the toothpaste that uses, squeeze toothpaste lotion in order to obtain toothpaste usually with the hand when using, there is very big inconvenience in the use, use hard and can't squeeze toothpaste out completely, also can't master at every turn get how much of toothpaste, cause the waste of resource, to this situation, some automatic toothpaste squeezing device has also appeared on the market, including electronic toothpaste squeezing device, can realize automatic toothpaste squeezing, still need manual control toothpaste's the extrusion capacity or the extrusion capacity of the control toothpaste that can not be quantitative, especially to the different extrusion states of the size diverse of toothpaste and same toothpaste on the market, the extrusion capacity of the unable quantitative control toothpaste, cause inconvenience and the unnecessary waste of use.

Disclosure of Invention

In view of the above, the present invention is directed to an electric toothpaste squeezing device, so as to achieve the effects of adapting to different toothpaste sizes and quantitatively controlling the squeezing amount at different squeezing positions of toothpaste.

Based on the above purpose, the invention designs an electric toothpaste squeezing device, which comprises:

a base;

toothpaste holding tank fixes on the base, includes:

the toothpaste head lantern ring is fixed on one side of the toothpaste holding tank and used for fixing a toothpaste head;

the moving piece is mechanically connected with the inner wall of the toothpaste holding tank and can linearly move along the inner wall of the toothpaste holding tank, and the moving direction is vertical to the plane direction of the toothpaste head lantern ring;

the clamp is fixedly connected to the moving part and can clamp the toothpaste body and drive the clamp to move linearly through the moving part so as to extrude the residual toothpaste;

the first distance measuring sensor is closely fixed on the clamp through the support, the direction of the first distance measuring sensor faces to one side of the clamp close to the toothpaste head and is vertical to the plane direction of the movement of the clamp, and when the clamp clamps the toothpaste to move, the first distance measuring sensor can synchronously detect the position of the front side of the toothpaste body along the central line of the toothpaste body long axis;

the second distance measuring sensor is closely fixed on the clamp through the support, the direction of the second distance measuring sensor faces to one side of the clamp close to the toothpaste head and is vertical to the direction of the first distance measuring sensor, and when the clamp clamps the toothpaste to move, the second distance measuring sensor can synchronously detect the position of the side face of the toothpaste body along the central line of the toothpaste body long axis;

the stepping motor is fixed on the base;

one end of the transmission device is mechanically connected with a rotating shaft of the stepping motor, and the other end of the transmission device is mechanically connected with the moving part, so that the stepping motor rotates to drive the moving part to move linearly;

the controller is fixed on the base, is electrically connected with the first distance measuring sensor and the second distance measuring sensor, and is electrically connected with the stepping motor for outputting a control signal to drive the stepping motor;

the key panel is fixed on the base and provided with a switch control key and an extrusion amount setting key, and the switch control key and the extrusion amount setting key are electrically connected with the controller;

the controller can indirectly obtain the cross-sectional area of the toothpaste vertical to the long axis direction of the toothpaste body according to the distance signals transmitted by the first distance measuring sensor and the second distance measuring sensor, so that the stepping motor is driven by combining the extrusion amount set by a user, and the quantitative control of the extruded toothpaste is realized.

Preferably, the moving part comprises a sliding rail and a sliding block, the sliding rail is fixed on the inner wall of the toothpaste accommodating groove, and the sliding block is clamped on the sliding rail and can linearly slide back and forth along the sliding rail.

Preferably, the transmission device comprises a gear and a rack, the gear is fixed on a rotating shaft of the stepping motor, the rack is fixedly connected with the moving part and meshed with the gear, and the stepping motor drives the gear to drive the rack through the rotation of the rotating shaft so as to drive the clamp to do linear motion.

Preferably, the stepping motor further comprises a voltage sensor module, wherein the measuring end of the voltage sensor module is connected in parallel with the two ends of the power supply side, and the output end of the voltage sensor module is electrically connected with the controller and used for detecting the working voltage of the device and transmitting an alarm signal to the controller to stop the operation of the stepping motor when the working voltage is lower than the voltage limit value.

Preferably, the device also comprises a current sensor module, wherein the measuring end of the current sensor module is connected in series in the loop of the device, and the output end of the current sensor module is electrically connected with the controller and used for detecting the working current of the device and transmitting an alarm signal to the controller to stop the device when the working current exceeds the current limit value.

Preferably, the toothpaste dispenser further comprises a first distance sensor which is fixed on the toothpaste head lantern ring and electrically connected with the controller, the emitting opening of the first distance sensor faces to the clamp correspondingly, and the distance from the first distance sensor to the clamp is detected to be smaller than a first distance set value, namely that the toothpaste is used up, so that the stepping motor stops running.

Preferably, the device further comprises a buzzer, the buzzer is electrically connected with the controller, and the controller detects the fault signal and drives the buzzer to sound.

Preferably, the toothpaste dispenser further comprises a second distance sensor which is fixed on the toothpaste head lantern ring and electrically connected with the controller, the emission opening faces the outer side of the toothpaste containing groove, so that when a user brings the toothbrush close to the toothpaste opening, the detection distance is smaller than a second distance set value, the second distance sensor sends a signal to the controller, and the controller drives the stepping motor to operate to automatically extrude toothpaste.

Preferably, the toothpaste tube also comprises a dustproof cover which is hinged on the toothpaste head lantern ring and can be unfolded or buckled on the toothpaste head lantern ring to seal the toothpaste head.

Preferably, the device further comprises a USB interface which is electrically connected with the controller through a lead and is used for supplying power to the device.

As can be seen from the above, the electric toothpaste squeezing device provided by the present invention comprises a base, a toothpaste holding tank, a stepping motor, a transmission device, a controller, and a key panel, wherein the toothpaste holding tank is fixed on the base, and the electric toothpaste squeezing device comprises: the toothpaste head lantern ring is fixed on one side of the toothpaste holding tank, the moving piece is mechanically connected with the inner wall of the toothpaste holding tank and can linearly move along the inner wall of the toothpaste holding tank, the moving direction of the moving piece is vertical to the plane direction of the toothpaste head lantern ring, the clamp is fixedly connected to the moving piece, the toothpaste head is fixed through the toothpaste head lantern ring, the toothpaste body is clamped through the clamp, the toothpaste can be fixed in the toothpaste holding tank, meanwhile, the clamp is driven by the moving piece to linearly move to extrude the toothpaste, the stepping motor is fixed on the base, the transmission device is additionally arranged, one end of the transmission device is mechanically connected with a rotating shaft of the stepping motor, the other end of the transmission device is mechanically connected with the moving piece to enable the stepping motor to rotate to drive the moving piece to linearly move, so that the electric toothpaste extrusion is realized, the controller is fixed on the base and electrically connected with the stepping motor to output a, wherein the switch control key and the extrusion amount setting key are electrically connected with the controller to realize the functions of opening and closing the device by a user and the setting for providing the user with the input toothpaste extrusion amount, in addition, a first distance measuring sensor is arranged and closely fixed on the clamp through a bracket, the direction is towards one side of the clamp close to the toothpaste head and is vertical to the plane direction of the motion of the clamp, when the clamp clamps the toothpaste to move, the first distance measuring sensor can detect the position on the front side of the toothpaste body along the length axis of the toothpaste body, a second distance measuring sensor is closely fixed on the clamp through the bracket, the direction is towards one side of the clamp close to the toothpaste head and is vertical to the direction of the first distance measuring sensor, when the clamp clamps clamp the toothpaste to move, the second distance measuring sensor can detect the position on the side of the toothpaste body along the length axis, the controller combines the size of the device by receiving the distance signals of the corresponding positions measured by the first distance measuring sensor and the, the cross-sectional area of the toothpaste perpendicular to the long axis direction of the toothpaste body can be calculated, the motor rotating speed obtained by combining the extrusion amount set by a user through a mechanical transmission ratio can be calculated, the distance for extruding the toothpaste can be calculated and converted into a corresponding electric signal to be transmitted to a controller, and the effect of quantitatively controlling the extrusion of the toothpaste aiming at different sizes of the toothpaste and extruding different positions of the same toothpaste can be finally realized.

Drawings

FIG. 1 is a top view of the overall structure of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of FIG. 1 at A according to an embodiment of the present invention;

FIG. 3 is a right side view of a clamp of an embodiment of the present invention;

FIG. 4 is a right side view of the transmission of the embodiment of the present invention;

FIG. 5 is a cross-sectional view of a moving member according to an embodiment of the present invention;

fig. 6 is a front view of a jig and a mover according to an embodiment of the present invention.

In the figure: the toothpaste tube comprises a base 1, a toothpaste accommodating groove 2, a toothpaste head lantern ring 21, a moving part 22, a sliding rail 221, a sliding block 222, a clamp 23, a first distance measuring sensor 24, a second distance measuring sensor 25, a first distance measuring sensor 26, a second distance measuring sensor 27, a dustproof cover 28, a stepping motor 3, a transmission 4, a gear 41, a rack 42, a controller 5, a key panel 6, a switch control key 61, an extrusion amount setting key 62, a current sensor module 9, a buzzer 10, a USB interface 11 and toothpaste 101.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.

It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.

An electric toothpaste squeezing device, as shown in fig. 1, comprises a base 1 and a toothpaste holding groove 2, wherein the toothpaste holding groove 2 is fixed on the base 1, and comprises: the toothpaste head lantern ring 21 is fixed on one side of the toothpaste holding tank 2, the moving part 22 is mechanically connected with the inner wall of the toothpaste holding tank 2 and can linearly move along the inner wall of the toothpaste holding tank 2, the moving direction of the moving part is vertical to the plane direction of the toothpaste head lantern ring 21, the clamp 23 is fixedly connected on the moving part 22 and can clamp a toothpaste body and drive the clamp 23 to linearly move through the moving part 22 so as to extrude residual toothpaste, the first distance measuring sensor 24 is closely fixed on the clamp 23 through a support, the direction of the first distance measuring sensor is vertical to the direction of the plane of the clamp 23 close to the toothpaste head, when the clamp 23 clamps the toothpaste and moves, the first distance measuring sensor 24 can synchronously detect the position of the front side of the toothpaste body along the length axial center line of the toothpaste body, the second distance measuring sensor 25 is closely fixed on the clamp 23 through the support, the direction of the second distance measuring sensor is vertical to the side of the clamp, when the toothpaste is clamped by the clamp 23 to move, the second distance measuring sensor 25 can detect the position of the side face of the toothpaste along the central line of the long axis of the toothpaste, the stepping motor 3 is fixed on the base 1, one end of the transmission device 4 is mechanically connected with the rotating shaft of the stepping motor 3, the other end of the transmission device is mechanically connected with the moving part 22, so that the stepping motor 3 rotates to drive the moving part 22 to move linearly, the controller 5 is fixed on the base 1, is connected with the first distance measuring sensor 24 and the second distance measuring sensor 25 and is electrically connected with the stepping motor 3 for outputting a control signal to drive the stepping motor 3, the key panel 6 is fixed on the base 1 and is provided with a switch control key 61 and an extrusion amount setting key 62, wherein the switch control key 61 is electrically connected with the controller 5, the controller 5 can indirectly obtain the cross-sectional area of the toothpaste vertical to the long axis direction according to the distance signals transmitted by the first distance measuring sensor 24 and the, thereby, the stepping motor 3 is driven by combining the extrusion amount set by the user, and the quantitative control of the extruded toothpaste is realized.

The invention sets up the base 1, toothpaste holding tank 2, stepping motor 3, drive unit 4, control device 5, key panel 6, wherein toothpaste holding tank 2 is fixed on base 1, including: a toothpaste head ring 21 fixed on one side of the toothpaste holding tank 2, a moving part 22 mechanically connected with the inner wall of the toothpaste holding tank 2 and capable of moving linearly along the inner wall of the toothpaste holding tank 2 and the moving direction is vertical to the plane direction of the toothpaste head ring 21, a clamp 23 fixedly connected on the moving part 22, a toothpaste head fixed by the toothpaste head ring 21 and a toothpaste body clamped by the clamp 23, toothpaste fixed in the toothpaste holding tank 2, and the clamp 23 driven by the moving part 22 to move linearly to realize the extrusion of toothpaste, a stepping motor 3 fixed on the base 1, a transmission device 4 with one end mechanically connected with the rotating shaft of the stepping motor 3 and the other end mechanically connected with the moving part 22 to make the stepping motor 3 rotate to drive the moving part 22 to move linearly, thereby realizing the electric toothpaste squeezing, a controller 5 fixed on the base 1 and electrically connected with the stepping motor 3 for outputting control signals to drive the stepping motor 3, the key panel 6 is fixed on the base 1 and is provided with a switch control key 61 and an extrusion amount setting key 62, wherein the switch control key 61 is electrically connected with the controller 5 to realize the function of opening and closing the device by a user, the extrusion amount setting key 62 is used for providing the user with the setting of inputting the extrusion amount of the toothpaste, in addition, a first distance measuring sensor 24 is arranged and is closely fixed on the clamp 23 through a bracket, the direction is towards one side of the clamp 23 close to the toothpaste head and is vertical to the plane direction of the motion of the clamp 23, when the clamp 23 clamps the toothpaste to move, the first distance measuring sensor 24 can detect the position of the front side of the toothpaste body along the length axis of the toothpaste body, a second distance measuring sensor 25 is closely fixed on the clamp 23 through a bracket, the direction is towards one side of the clamp 23 close to the toothpaste head and is vertical to the direction of the first distance measuring, the second distance measuring sensor 25 can detect the position of the side face of the toothpaste body along the central line of the toothpaste body long shaft, the cross section area of the toothpaste body perpendicular to the direction of the toothpaste body long shaft can be calculated by combining the size of the distance signal combining device which receives the corresponding position measured by the first distance measuring sensor 24 and the second distance measuring sensor 25, the motor rotating speed which is obtained by combining the extrusion amount set by a user through a mechanical transmission ratio can be calculated, the distance for extruding the toothpaste can be calculated and converted into a corresponding electric signal to be transmitted to the controller, and the effect of extruding the toothpaste can be quantitatively controlled according to different sizes of the toothpaste and different positions for extruding the same toothpaste can be realized.

Optionally, the moving part 22 includes a sliding rail 221 and a sliding block 222, the sliding rail 221 is fixed on the inner wall of the toothpaste accommodating groove 2, and the sliding block 222 is engaged in the sliding rail 221 and can slide linearly back and forth along the sliding rail 221, so as to drive the clamp 23 to move linearly to extrude toothpaste.

Optionally, the transmission device 4 includes a gear 41 and a rack 42, the gear 41 is fixed on a rotating shaft of the stepping motor 3, and the rack 42 is fixedly connected with the moving member 22 and meshed with the gear 41, so that the stepping motor 3 rotates through the rotating shaft to drive the gear 41 and then drive the rack 42 to drive the fixture 23 to perform linear motion.

Optionally, a voltage sensor module is provided, a measuring end of the voltage sensor module is connected in parallel to two ends of the power supply side, an output end of the voltage sensor module is electrically connected to the controller 5, and the voltage sensor module is used for detecting the working voltage of the device and sending a signal to the controller 5 to stop the operation of the stepping motor 3 when the working voltage is lower than a voltage limit value, and the voltage limit value is set in the controller to cut off the power supply when the voltage is lower.

Optionally, a current sensor module 9 is provided, a measuring end of the current sensor module 9 is connected in series in a loop of the device, an output end of the current sensor module 9 is electrically connected with the controller 5, and is used for detecting the working current of the device and sending a signal to the controller 5 to stop the device when the working current exceeds a current limit value, and the current limit value is set in the controller to achieve the effect of automatically breaking to protect when the device is abnormal or has a fault.

Optionally, a first distance sensor 26 is fixed on the toothpaste head sleeve ring 21, the first distance sensor 26 is electrically connected with the controller 5, an emitting opening of the first distance sensor 26 faces the clamp 23 correspondingly, so that when the distance between the toothpaste head sleeve ring 21 and the clamp 23 is detected to be smaller than a first distance set value, a signal is output to the controller 5 to stop the operation of the stepping motor 3, and the first distance set value is determined according to the distance between the toothpaste head sleeve ring 21 and the clamp 23 when the clamp 23 moves to the toothpaste head position, so that the effect of squeezing out toothpaste and avoiding damaging the device is achieved.

Optionally, a buzzer 10 is provided and electrically connected to the controller 5, and when the controller 5 detects an alarm signal, the circuit connected to the buzzer 10 is connected to sound the buzzer 10, so as to alarm.

Optionally, a second distance sensor 27 is fixed on the toothpaste head lantern ring 21, the second distance sensor 27 is electrically connected with the controller 5, the emitting port faces to the outer side of the toothpaste accommodating groove 2, so that the detection is performed when a user uses a toothbrush to prepare to squeeze toothpaste, the detection distance is smaller than a second distance set value to trigger the second distance sensor 27 to transmit a control signal to the controller 5 so as to enable the stepping motor 3 to automatically run, the second distance set value can be set by the user, automatic toothpaste squeezing is realized through distance sensing instead of an operation key, and the intelligent and convenient effect is achieved.

Optionally, the toothpaste head lantern ring 21 is hinged with a dust cover 28, and the dust cover 28 can be unfolded or buckled on the toothpaste head lantern ring 21 to seal the toothpaste head, so as to prevent dust and bacteria and ensure sanitation.

Optionally, a USB interface 11 is provided, electrically connected to the controller 5 by wires, for supplying power to the device.

Optionally, the controller 5 uses STM32 (an ARM Cortex-M core 32-bit microcontroller) as a main control chip, the main control chip is configured with a GPIO (general purpose input/output port) interface and a timer interface, and other elements electrically connected to the controller 5 are all connected to the GPIO interface.

In the electric toothpaste squeezing device disclosed by the invention, through arranging the base 1, the toothpaste containing groove 2, the stepping motor 3, the transmission device 4, the controller 5 and the key panel 6, the device is suitable for different toothpaste sizes and can quantitatively control the squeezing quantity at different toothpaste squeezing positions, specifically, the base 1 is fixed with the toothpaste containing groove 2, one side of the toothpaste containing groove 2 is fixed with the toothpaste head lantern ring 21, the moving piece 22 is mechanically connected with the inner wall of the toothpaste containing groove 2 and can linearly move along the inner wall of the toothpaste containing groove 2, the moving direction is vertical to the plane direction of the toothpaste head lantern ring 21, the clamp 23 is fixedly connected on the moving piece 22, the toothpaste head is fixed through the toothpaste head lantern ring 21, the toothpaste body is clamped by the clamp 23, the toothpaste can be fixed in the toothpaste containing groove 2, and the clamp 23 is driven to linearly move through the toothpaste moving piece 22 to realize the squeezing of the toothpaste, a stepping motor 3 is fixed on the base 1, a transmission device 4 is additionally arranged, one end of the transmission device is mechanically connected with a rotating shaft of the stepping motor 3, the other end of the transmission device is mechanically connected with a moving part 22, so that the stepping motor 3 rotates to drive the moving part 22 to do linear motion to realize electric toothpaste squeezing, a controller 5 is fixed on the base 1 and is electrically connected with the stepping motor 3 for outputting a control signal to drive the stepping motor 3, a key panel 6 is fixed on the base 1 and is provided with a switch control key 61 and an extrusion amount setting key 62, wherein the switch control key 61 is electrically connected with the controller 5 to realize the function of opening and closing the device by a user, the user inputs the extrusion amount setting of the toothpaste by the extrusion amount setting key 62, but considering the different sizes of different toothpastes and the different extrusion amounts at different extrusion positions, aiming at the problem, the extrusion amount can be quantitatively controlled by the device, a first distance measuring sensor 24 is additionally arranged and fixed on the clamp 23 through a support in a close-proximity way, the direction of the first distance measuring sensor 24 faces to one side of the clamp 23 close to the toothpaste head and is vertical to the moving plane direction of the clamp 23, when the clamp 23 clamps the toothpaste and moves, the first distance measuring sensor 24 can detect the position of the front face of the toothpaste body along the central line of the length axis of the toothpaste body, a second distance measuring sensor 25 is fixed on the clamp 23 through a support in a close-proximity way, the direction of the second distance measuring sensor is vertical to the direction of the first distance measuring sensor 24, when the clamp 23 clamps the toothpaste and moves, the second distance measuring sensor 25 can detect the position of the side face of the toothpaste body along the central line of the length axis of the toothpaste body, and the cross-sectional area of the toothpaste vertical to the length axis can be calculated by receiving distance signals of the corresponding positions detected by the first distance, in order to realize the effect of quantitatively controlling toothpaste squeezing out in different toothpaste sizes and different positions of the same toothpaste, in addition, the moving part 22 is provided with a sliding rail 221 and a sliding block 222, the sliding rail 221 is fixed on the inner wall of the toothpaste accommodating groove 2, the sliding block 222 is clamped in the sliding rail 221 and can linearly slide back and forth along the sliding rail 221 so as to drive the clamp 23 to linearly move to realize the toothpaste squeezing out, the transmission device 4 is provided with a gear 41 and a rack 42, the gear 41 is fixed on a rotating shaft of the stepping motor 3, the rack 42 is fixedly connected with the moving part 22 and is meshed with the gear 41, so that the stepping motor 3 rotates through the rotating shaft to drive the gear 41 and then drive the rack 42 to drive the clamp 23 to linearly move, in addition, in order to detect the device fault or abnormal condition and timely control to protect the device, a voltage sensor module is provided, the measuring end, the output end of the voltage sensor module is electrically connected with the controller 5 and used for detecting the voltage of the power supply side and sending a signal to the controller 5 when the voltage is lower than the voltage limit value to stop the operation of the stepping motor 3, the voltage limit value is set in the controller, a current sensor module 9 is arranged, the measuring end of the current sensor module 9 is connected in series in a loop where the device is located, the output end of the current sensor module 9 is electrically connected with the controller 5 and used for detecting the working current of the device and stopping the operation of the device when the working current exceeds the current limit value, the current limit value is set in the controller, the circuit is automatically broken to protect when the device is in fault or abnormal, a first distance sensor 26 is fixed on the toothpaste head lantern ring 21, the first distance sensor 26 is electrically connected with the controller 5, the emitting port of the first distance sensor 26 faces to the clamp 23 correspondingly, and therefore, when the distance between the toothpaste head lantern ring and the clamp 23 is detected to be smaller than the first distance set The machine 3 stops running, the first distance set value is determined according to the distance between the clamp 23 of the device and the toothpaste head lantern ring 21 when moving to the position of the toothpaste head, so as to achieve the effect of squeezing out the toothpaste and avoiding damaging the device, meanwhile, a buzzer 10 is arranged to be electrically connected with the controller 5, when the controller 5 detects an alarm signal, the controller 5 is simultaneously communicated with a circuit of the buzzer 10 to enable the buzzer 10 to sound, so as to play a role of alarming, in addition, a second distance sensor 27 is fixed on the toothpaste head lantern ring 21, the second distance sensor 27 is electrically connected with the controller 5, an emitting port faces to the outer side of the toothpaste containing groove 2, so as to detect that when a user moves the toothbrush to use the device, the detection distance is smaller than the second distance set value to trigger the second distance sensor 27 to transmit a control signal to the controller 5 to enable the stepping motor 3 to automatically run, and the second distance set value can be set by, realize automatic crowded toothpaste and replace the operation button through the response of distance to reach the convenient effect of intelligence, simultaneously, articulated on the toothpaste head lantern ring 21 have a shield 28, and shield 28 can expand or the lock is with airtight toothpaste head on the toothpaste head lantern ring 21, for dustproof fungi-proofing and guarantee health is provided with a USB interface 11 in addition, is connected through wire and 5 electricity of controller for supply power to the device.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.