CN211137196U - Electromagnetic push-pull type vacuum adsorption device - Google Patents
Electromagnetic push-pull type vacuum adsorption device Download PDFInfo
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- CN211137196U CN211137196U CN201921357940.0U CN201921357940U CN211137196U CN 211137196 U CN211137196 U CN 211137196U CN 201921357940 U CN201921357940 U CN 201921357940U CN 211137196 U CN211137196 U CN 211137196U
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Abstract
The utility model discloses an electromagnetic push-pull type vacuum adsorption device, which comprises an electromagnet and a vacuum sucker connected with the electromagnet, wherein the electromagnet comprises a shell, a hollow framework arranged in the shell, a coil sleeved on the periphery of the hollow framework, an iron core arranged at the lower part of the inner side of the hollow framework, a slide bar with the lower end inserted into the hollow framework and positioned above the iron core, a push rod connected with the lower end of the slide bar and sequentially penetrating through the iron core and the shell, and a spring sleeved on the periphery of the slide bar and positioned above the shell; the vacuum chuck is connected to the lower end of the ejector rod. The electromagnetic push-pull type vacuum adsorption device provided by the utility model adopts the electromagnet to replace the traditional cylinder and motor, provides power for the forward push and pull actions of the vacuum chuck, and has the advantages of fast action response, energy saving, high efficiency and long service life; and the structure is simplified, and the control is simple and convenient.
Description
Technical Field
The utility model relates to a product handling equipment especially relates to a plug-type vacuum adsorption device of electromagnetism.
Background
A vacuum chuck is one of vacuum equipment actuators. The vacuum chuck is used for adsorbing products, so that the products are conveyed, and the vacuum chuck is the most common mode. To realize the transportation of the product, the vacuum chuck adsorbs the product and needs to go forward and go back two action processes, therefore, the vacuum chuck needs to be controlled by a corresponding driving mechanism in a matching way.
In the market, the most widely used driving mechanism is a cylinder or a motor, and the driving mechanism is matched with an electromagnetic valve for use, so that the control of the forward pushing action and the backward pulling action of the vacuum chuck is realized.
However, the above structure has the following disadvantages:
(1) The vacuum chuck is controlled by adopting a cylinder or a motor to provide power, and the action response speed is low;
(2) The cylinder or the motor is adopted to provide power, the service life is short, and the cylinder or the motor needs to be replaced after being used for a period of time;
(3) The electromagnetic valve is required to be matched for control, the structure is complex, and the control is complex.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model aims to provide an electromagnetic push-pull type vacuum adsorption device, which adopts an electromagnet to replace the traditional cylinder and motor, provides power for the forward push and pull actions of a vacuum sucker, and has the advantages of quick action response, energy saving, high efficiency and long service life; and the structure is simplified, and the control is simple and convenient.
The utility model discloses a reach the technical scheme that above-mentioned purpose adopted and be:
An electromagnetic push-pull type vacuum adsorption device is characterized by comprising an electromagnet and a vacuum sucker connected to the electromagnet, wherein the electromagnet comprises a shell, a hollow framework arranged in the shell, a coil sleeved on the periphery of the hollow framework, an iron core arranged at the lower part of the inner side of the hollow framework, a slide rod, a push rod and a spring, the lower end of the slide rod is inserted into the hollow framework and positioned above the iron core, the push rod is connected to the lower end of the slide rod and sequentially penetrates through the iron core and the shell, and the spring is sleeved on the periphery of the slide rod and positioned above the shell; the vacuum chuck is connected to the lower end of the ejector rod.
As a further improvement of the utility model, the vacuum chuck is connected to the ejector pin lower extreme through a connecting piece.
As a further improvement of the utility model, the connecting piece side is connected with a gas pipe joint, has an air vent in this gas pipe joint, is formed with a through-hole inside this connecting piece, and this intercommunicating hole communicates vacuum chuck's blow vent and gas pipe joint's air vent.
As a further improvement, the upper end face of the connecting piece is provided with an upper connecting jack downwards, and the lower end of the ejector rod is provided with a lower inserting part which is inserted into the upper connecting jack.
As a further improvement of the utility model, the internal thread is arranged on the inner wall of the upper connecting jack, and the external thread matched with the internal thread on the inner wall of the upper connecting jack is arranged on the outer wall of the lower inserting part.
As a further improvement of the utility model, a hollow copper pipe is arranged in the hollow framework and at the periphery of the iron core and the slide bar.
As a further improvement of the utility model, the upper end cover of the sliding rod is provided with a bush, and the spring is positioned between the upper end of the shell and the bush.
As a further improvement of the present invention, the lower portion of the slide bar has a tapered insertion portion, and an upper slot for inserting the tapered insertion portion is provided at the upper end of the iron core.
As a further improvement of the utility model, a lower connecting jack is arranged on the lower end surface of the conical insertion part, and an upper insertion part inserted into the lower connecting jack is arranged on the upper end of the ejector rod; the inner wall of the lower connecting jack is provided with internal threads, and the outer wall of the upper inserting part is provided with external threads matched with the internal threads on the inner wall of the lower connecting jack.
As a further improvement of the present invention, an upper boss is disposed at the upper end of the hollow framework, a lower boss is disposed at the lower end of the hollow framework, the coil is located between the upper boss and the lower boss, a ring groove is disposed at the periphery of the upper boss, the ring groove divides the upper boss into a first upper boss and a second upper boss, a notch is disposed at one side edge of the first upper boss, a plurality of wire outlet clamping holes are disposed at one side edge of the second upper boss, and a wire outlet communicated with the ring groove is disposed on the housing; the coil is connected to an external power supply through a lead, and the lead sequentially penetrates through the wire outlet clamp hole and the annular groove and penetrates out of the wire outlet.
The utility model has the advantages that: adopt the electro-magnet to replace traditional cylinder and motor, for vacuum chuck's preceding push away with pull back action provides power, have following advantage:
(1) The electromagnet has quick response, and can accelerate the action response time of the vacuum chuck to achieve the purpose of high efficiency;
(2) The service life of the electromagnet is obviously longer than that of the air cylinder and the motor, and frequent maintenance and replacement are not needed;
(3) The electromagnet can work normally only by powering on and off the coil without being controlled by an electromagnetic valve, so that the structure is simplified, and the control is simple and convenient.
The above is an overview of the technical solution of the present invention, and the present invention is further explained with reference to the accompanying drawings and the detailed description.
Drawings
Fig. 1 is a schematic view of the overall external structure of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a cross-sectional view of the present invention in its initial state (with the electromagnet retracted to the vacuum chuck);
FIG. 4 is a cross-sectional view of the present invention in a state where the electromagnet releases the vacuum chuck;
Fig. 5 is a schematic structural view of the hollow frame of the present invention.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose, the following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings and preferred embodiments.
Referring to fig. 1 to 4, an embodiment of the present invention provides an electromagnetic push-pull vacuum adsorption device, including an electromagnet 1 and a vacuum chuck 2 connected to the electromagnet 1, wherein the electromagnet 1 includes a housing 11, a hollow frame 12 disposed in the housing 11, a coil 13 sleeved on the periphery of the hollow frame 12, an iron core 14 disposed at the inner lower portion of the hollow frame 12, a sliding rod 15 having a lower end inserted into the hollow frame 12 and located above the iron core 14, a push rod 16 connected to the lower end of the sliding rod 15 and sequentially penetrating through the iron core 14 and the housing 11, and a spring 17 sleeved on the periphery of the sliding rod 15 and located above the housing 11; the vacuum chuck 2 is connected to the lower end of the ejector rod 16.
By presetting the power-on time and the power-on and power-off interval time of the coil 13, the coil 13 generates an electromagnetic field after being powered on, so that the iron core 14 is magnetized and generates magnetic force, the sliding rod 15 slides downwards under the action of the magnetic force of the iron core 14 and is attracted with the iron core 14 into a whole (namely the iron core 14 is a fixed iron core and the sliding rod 15 is a movable iron core), and drives the ejector rod 16 to slide and eject out of the shell 1, and the spring 17 is compressed, so that the vacuum chuck 2 is driven to push downwards; after the coil 13 is powered off, under the action of the elastic restoring force of the spring 17, the sliding rod 15 and the ejector rod 16 reset upwards, the ejector rod 16 moves upwards, and the vacuum sucker 2 is pulled back upwards to move the vacuum sucker 2 upwards.
This embodiment adopts electro-magnet 1 to replace traditional cylinder and motor, for vacuum chuck 2's preceding push away with the action of pullback provides power, has following advantage:
(1) The electromagnet 1 has quick response, and can accelerate the action response time of the vacuum chuck 2 to achieve the purpose of high efficiency;
(2) The service life of the electromagnet 1 is obviously longer than that of the air cylinder and the motor, and frequent maintenance and replacement are not needed;
(3) As long as the coil 13 is powered on or off, the electromagnet can work normally without being controlled by an electromagnetic valve, so that the structure is simplified, and the control is simple and convenient.
Therefore, in the embodiment, the electromagnet 1 provides power for the forward pushing and pulling actions of the vacuum chuck 2, and the vacuum equipment connected with the vacuum chuck 2 is matched with each other to realize that the vacuum chuck 2 moves forward to adsorb a product and then moves backward.
For the connection of the vacuum chuck 2 to the ram 16, the vacuum chuck 2 is connected to the lower end of the ram 16 by a connecting member 3 in this embodiment. Meanwhile, a gas pipe joint 4 is connected to a side of the connecting member 3, the gas pipe joint 4 is connected to a vacuum apparatus (such as a vacuum generator, etc.), a vent hole 41 is formed in the gas pipe joint 4, and a communication hole 31 is formed in the connecting member 3, the communication hole 31 communicating the vent hole 21 of the vacuum chuck 2 with the vent hole 41 of the gas pipe joint 4. The air pipe joint 4 is directly connected with vacuum equipment (such as a vacuum generator and the like), and the vacuum equipment vacuumizes and inflates the vacuum sucker 2 through the vent hole 41 and the communication hole 31, so that the vacuum sucker 2 adsorbs and releases products.
For the connection between the connector 3 and the jack 16, the present embodiment has an upper connection insertion hole 32 formed downward on the upper end surface of the connector 3, and a lower insertion portion 161 inserted into the upper connection insertion hole 32 on the lower end of the jack 16. Specifically, an internal thread is provided on the inner wall of the upper coupling insertion hole 32, and an external thread matching the internal thread on the inner wall of the upper coupling insertion hole 32 is provided on the outer wall of the lower insertion portion 161. That is, the lower insertion portion 161 of the lower end of the jack 16 and the connector 3 are connected by internal and external screw threads, but may be connected by another structure.
In this embodiment, a hollow copper tube 18 is disposed inside the hollow frame 12 and around the iron core 14 and the sliding rod 15.
In order to limit the spring 17 up and down, the present embodiment is provided with a bushing 19 sleeved on the upper end of the sliding rod 15, and the spring 17 is located between the upper end of the housing 11 and the bushing 19.
In this embodiment, the sliding rod 15 has a tapered insertion portion 151 at a lower portion thereof, and the upper end of the iron core 14 is opened with an upper slot 141 into which the tapered insertion portion 151 is inserted. The tapered insertion portion 151 is engaged with the upper slot 141, and when the sliding rod 15 slides downward by the magnetic force of the iron core 14, the sliding rod 15 and the iron core 14 are attracted together.
For the connection structure of the top rod 16 and the sliding rod 15, in this embodiment, a lower connection insertion hole 152 is formed upward at the lower end of the conical insertion portion 151, and an upper insertion portion 162 inserted into the lower connection insertion hole 152 is provided at the upper end of the top rod 16; the lower coupling socket 152 has an internal thread on the inner wall thereof, and the upper insertion portion 162 has an external thread on the outer wall thereof to match the internal thread on the inner wall of the lower coupling socket 152. That is, the upper insertion portion 162 of the upper end of the rod 16 and the rod 15 are connected by internal and external threads, but may be connected by another structure.
In this embodiment, as shown in fig. 5, an upper boss 121 is disposed at the upper end of the hollow frame 12, a lower boss 122 is disposed at the lower end of the hollow frame 12, the coil 13 is located between the upper boss 121 and the lower boss 122, an annular groove 1210 is disposed at the periphery of the upper boss 121, the annular groove 1210 divides the upper boss 121 into a first upper boss 1211 and a second upper boss 1212, a notch 12111 is disposed at one side of the first upper boss 1211, a plurality of outlet fastening holes 12121 are disposed at one side of the second upper boss 1212, and an outlet 111 communicated with the annular groove 1210 is disposed on the housing 11; the coil 13 is connected to an external power source through a wire which passes through the outlet card hole 12121 and the annular groove 1210 in sequence and out of the outlet 111. In a specific application, one end of the wire is connected with the coil 13, and the other end of the wire sequentially passes through the wire outlet clamp hole 12121 and the annular groove 1210, passes out of the wire outlet 111, and is then connected with an external power supply.
The electromagnetic push-pull type vacuum adsorption device provided by the embodiment can be mounted on other mechanical mechanisms (for example, a manipulator) in specific application. Specifically, an external thread may be formed on the outer wall of the connecting portion 112 at the lower portion of the housing 11, an internal thread may be formed on other mechanical mechanisms, and the whole device may be fixed to the mechanical mechanism by the internal and external thread connection.
The electromagnetic push-pull type vacuum adsorption device provided by the embodiment is suitable for adsorption of small-size products and also suitable for adsorption of large-size products.
The working principle of the embodiment is as follows:
The air pipe joint 4 is connected to a vacuum device (such as a vacuum generator) and a lead is connected with an external power supply, and meanwhile, the power-on time and the power-on and power-off interval time of the coil 13 are preset. As shown in fig. 3, in an initial state. When the lead is connected with an external power supply and electrified, the coil 13 is electrified and generates an electromagnetic field, so that the iron core 14 is magnetized and generates magnetic force, the sliding rod 15 slides downwards under the action of the magnetic force of the iron core 14, the spring 17 is compressed, the conical insertion part 151 at the lower part of the sliding rod 15 is inserted into the upper slot 141 of the iron core 14, and the sliding rod 15 and the iron core 14 are attracted into a whole, as shown in fig. 4. The downward movement of the slide bar 15 drives the ejector rod 16 to slide downwards and eject out of the shell 11, thereby driving the vacuum chuck 2 to push downwards. At the same time, the vacuum chuck 2 is aligned with the product, and the vacuum apparatus sucks vacuum through the vent hole 41 and the communication hole 31, so that negative pressure is generated in the vacuum chuck 2, thereby sucking the product. After the power-on time is over, under the action of the elastic restoring force of the spring 17, the sliding rod 15 and the ejector rod 16 reset upwards, the ejector rod 16 moves upwards to drive the vacuum chuck 2 to move upwards, the state of the figure 3 is restored, and the product moves upwards.
Then, the electromagnetic push-pull type vacuum adsorption device of the embodiment can be integrally moved to a position where a product needs to be placed through other corresponding mechanical mechanisms. Then, in the same way, the coil 13 is electrified to push the vacuum chuck 2 to a proper position, then, the vacuum equipment is used for smoothly inflating the vacuum chuck 2, so that the negative air pressure in the vacuum chuck 2 is changed into zero air pressure or slightly positive air pressure, the vacuum chuck 2 is separated from the product, the adsorption effect on the product is released, the product is placed at a specific position, and the carrying process of the product is realized.
The electromagnetic push-pull type vacuum adsorption device can realize two actions of forward pushing and backward pulling of the vacuum chuck 2, and the vacuum chuck adsorbs and releases products.
Specifically, the vacuum chuck can be pushed and pulled up and down, and can also be pushed and pulled left and right.
It should be noted that, the electromagnetic push-pull type vacuum adsorption device of the embodiment is used for pushing and pulling the vacuum chuck, and the vacuum chuck adsorbs the product, and other mechanical mechanisms need to be matched in the process of conveying the product remotely. And to the concrete structure and the theory of operation of other mechanical mechanisms, for the concrete structure and the theory of operation of other conventional mechanical mechanisms, for example robotic arm etc. are not the key points of the utility model.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that other structures obtained by adopting the same or similar technical features as the above embodiments of the present invention are all within the protection scope of the present invention.
Claims (10)
1. An electromagnetic push-pull type vacuum adsorption device is characterized by comprising an electromagnet and a vacuum sucker connected to the electromagnet, wherein the electromagnet comprises a shell, a hollow framework arranged in the shell, a coil sleeved on the periphery of the hollow framework, an iron core arranged at the lower part of the inner side of the hollow framework, a slide rod, a push rod and a spring, the lower end of the slide rod is inserted into the hollow framework and positioned above the iron core, the push rod is connected to the lower end of the slide rod and sequentially penetrates through the iron core and the shell, and the spring is sleeved on the periphery of the slide rod and positioned above the shell; the vacuum chuck is connected to the lower end of the ejector rod.
2. An electromagnetic push-pull vacuum chuck according to claim 1, wherein the vacuum chuck is connected to the lower end of the push rod by a connecting piece.
3. An electromagnetic push-pull type vacuum adsorption device according to claim 2, wherein a gas pipe connector is connected to a side of the connector, a vent hole is formed in the gas pipe connector, and a communication hole communicating the vent hole of the vacuum chuck with the vent hole of the gas pipe connector is formed in the connector.
4. An electromagnetic push-pull type vacuum adsorption device according to claim 2, wherein an upper connection insertion hole is formed downward on the upper end surface of the connection member, and a lower insertion portion inserted into the upper connection insertion hole is provided at the lower end of the ejector rod.
5. An electromagnetic push-pull vacuum adsorption device according to claim 4, characterized in that there are internal threads on the inner wall of the upper connection jack and external threads on the outer wall of the lower insertion portion matching the internal threads on the inner wall of the upper connection jack.
6. An electromagnetic push-pull vacuum adsorption device according to claim 1, wherein a hollow copper tube is disposed within said hollow frame and around the iron core and the slide bar.
7. An electromagnetic push-pull vacuum adsorption device according to claim 1, wherein a bushing is sleeved on the upper end of the slide rod, and the spring is located between the upper end of the housing and the bushing.
8. An electromagnetic push-pull type vacuum adsorption device according to claim 1, wherein the lower portion of the sliding rod has a tapered insertion portion, and the upper end of the iron core is provided with an upper slot into which the tapered insertion portion is inserted.
9. An electromagnetic push-pull type vacuum adsorption device according to claim 8, characterized in that a lower connection jack is provided upward on the lower end face of said conical insertion portion, and an upper insertion portion inserted into the lower connection jack is provided on the upper end of said ejector pin; the inner wall of the lower connecting jack is provided with internal threads, and the outer wall of the upper inserting part is provided with external threads matched with the internal threads on the inner wall of the lower connecting jack.
10. An electromagnetic push-pull type vacuum adsorption device according to claim 1, wherein the hollow frame is provided at an upper end with an upper boss and at a lower end with a lower boss, the coil is positioned between the upper boss and the lower boss, and the upper boss is peripherally provided with an annular groove dividing the upper boss into a first upper boss and a second upper boss, one side of the first upper boss is provided with a notch, one side of the second upper boss is provided with a plurality of outlet clamping holes, and the housing is provided with an outlet communicated with the annular groove; the coil is connected to an external power supply through a lead, and the lead sequentially penetrates through the wire outlet clamp hole and the annular groove and penetrates out of the wire outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921357940.0U CN211137196U (en) | 2019-08-20 | 2019-08-20 | Electromagnetic push-pull type vacuum adsorption device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921357940.0U CN211137196U (en) | 2019-08-20 | 2019-08-20 | Electromagnetic push-pull type vacuum adsorption device |
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| Publication Number | Publication Date |
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| CN211137196U true CN211137196U (en) | 2020-07-31 |
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| CN201921357940.0U Active CN211137196U (en) | 2019-08-20 | 2019-08-20 | Electromagnetic push-pull type vacuum adsorption device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894863A (en) * | 2021-03-25 | 2021-06-04 | 泰州市政锋注塑有限公司 | Manipulator holding and sucking integrated device |
-
2019
- 2019-08-20 CN CN201921357940.0U patent/CN211137196U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894863A (en) * | 2021-03-25 | 2021-06-04 | 泰州市政锋注塑有限公司 | Manipulator holding and sucking integrated device |
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Address after: No. 27 Chatang Road, Chashan Town, Dongguan City, Guangdong Province, 523000 Patentee after: Dongguan DOSON Magnetic & Magnetron Tech. Co.,Ltd. Address before: No.8 Jinglian Road, Shuiwei, Tangjiao village, Chashan Town, Dongguan City, Guangdong Province 523000 Patentee before: DONGGUAN DOSON ELECTROMAGNETIC AND MAGNETIC CONTROL TECHNOLOGY CO.,LTD. |