CN203554177U - Device for converting rotary motion into reciprocating motion - Google Patents

Device for converting rotary motion into reciprocating motion Download PDF

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Publication number
CN203554177U
CN203554177U CN201320555739.XU CN201320555739U CN203554177U CN 203554177 U CN203554177 U CN 203554177U CN 201320555739 U CN201320555739 U CN 201320555739U CN 203554177 U CN203554177 U CN 203554177U
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China
Prior art keywords
magnetic
magnet
motor
reciprocating
driven
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CN201320555739.XU
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Chinese (zh)
Inventor
彭军华
罗锐
邓跃胜
曾文礼
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Shanghai Povos Electric Works Co Ltd
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Shanghai Povos Electric Works Co Ltd
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Priority to CN201320555739.XU priority Critical patent/CN203554177U/en
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Abstract

The utility model provides a device for converting a rotary motion into a reciprocating motion. The device comprises a shell, a motor, a magnetic vortex assembly and a driven element, wherein the motor is installed in the shell; the shell is provided with a holding groove, and the driven element is installed in the holding groove and can reciprocate in the holding groove; the magnetic vortex assembly is provided with two magnetic surfaces facing towards the outer side and having opposite polarities; the driven element is provided with two magnetic surfaces with identical polarity, and the two magnetic surfaces with identical polarity are arranged oppositely in a non-contact manner; the magnetic vortex assembly is connected with the main shaft of the motor and is extended into a region between the two magnetic surfaces with identical polarity, and when rotating with the main shaft of the motor, the magnetic vortex assembly drives the driven element to reciprocate in the holding groove. The device for converting rotary motion into reciprocating motion converts the rotary motion into the reciprocating motion through magnetic action, thereby being free of mechanical connection, weak in vibration, small in noise, free of mechanical connection attrition and high-precision processing requirement, simple in structure and easy to process.

Description

Rotatablely move and be converted to reciprocating device
Technical field
The utility model relates to motion mode conversion equipment, particularly relates to a kind ofly by rotatablely moving, being converted to rotatablely moving of straight reciprocating motion and being converted to reciprocating device.
Background technology
At present, the motion mode conversion equipment that converts straight reciprocating motion by rotatablely moving to generally includes following several: bent axle, eccentric wheel or runner coordinate the device forming with connecting rod, and cam coordinates the device forming with push rod, and the device of worm and gear engagement etc.In small household appliances industry, adopt eccentric wheel to realize the conversion rotatablely moving with straight reciprocating motion more.Above-mentioned motion mode conversion equipment is all the mechanical connection by contact, by pullling and colliding the transmission of carrying out power between mechanical part, realizes the conversion of motion mode.The mechanical connection of contact can cause the wearing and tearing of connecting portion, and long-term work meeting raises failure rate, even cannot normally work.Meanwhile, mechanical connection vibration is stronger, and noise is larger, and the requirement on machining accuracy of connecting portion is higher, and difficulty of processing is larger.
Utility model content
Based on this, be necessary for traditional motion mode converter device vibration is strong, noise is larger, and the problem that connecting portion is easy to wear, difficulty of processing is larger, provide that a kind of vibration is weak, noise is less, and without wearing and tearing, process better simply rotatablely moving and be converted to reciprocating device.
Rotatablely move and be converted to a reciprocating device, comprise housing, motor, magnetic rotation whirlpool assembly and driven element, described motor is installed in described housing,
Described housing has accepting groove, and described driven element is installed in described accepting groove and can reciprocating motion in described accepting groove;
Described magnetic rotation whirlpool assembly has opposite polarity two magnetic faces toward the outer side;
Described driven element has two magnetic faces that polarity is identical, and two magnetic faces noncontact that described polarity is identical is oppositely arranged;
Described magnetic rotation whirlpool assembly is connected with the main shaft of described motor, and extends in the region between two magnetic faces that described polarity is identical, in main shaft when rotation at described magnetic rotation whirlpool assembly with described motor, drives the reciprocating motion in described accepting groove of described driven element.
Therein in an embodiment, described magnetic rotation whirlpool assembly comprises the first magnet, the second magnet and magnet holder, described the first magnet and described the second magnet have described opposite polarity two magnetic faces, described magnet holder has two draw-in grooves, described the first magnet and the second magnet are arranged in respectively in described two draw-in grooves, and make described opposite polarity two magnetic faces exposed and opposing.
In an embodiment, described magnet holder also has axis hole therein, the main shaft interference fit of described axis hole and described motor.
In an embodiment, described opposite polarity two magnetic faces are parallel to respectively the axial line of described axis hole therein.
In an embodiment, described opposite polarity two magnetic faces are an angle with the axial line of described axis hole respectively therein.
In an embodiment, one of them magnetic face of described opposite polarity two magnetic faces is parallel to the axial line of described axis hole therein, and the axial line of another magnetic face and described axis hole is an angle.
In an embodiment, described the first magnet and the second magnet are magnetite, magnet or electromagnet therein.
Therein in an embodiment, described driven element has the 3rd magnet, the 4th magnet and two actuating arms, described the 3rd magnet has with the 4th magnet two magnetic faces that described polarity is identical, described the 3rd magnet is arranged at respectively on two sides that described two actuating arms are relative with the 4th magnet, and makes two magnetic faces that described polarity is identical relative.
In an embodiment, described the 3rd magnet and the 4th magnet are magnetite, magnet or electromagnet therein.
In an embodiment, described housing also has motor base station and two slots therein, and the two ends of described motor base station are inserted in described two slots, and the main shaft of described motor is through described motor base station, and the shell of described motor is installed on described motor base station.
Above-mentioned rotatablely moving is converted to reciprocating device, relies on magneticaction to complete to rotatablely move and forwards the conversion of straight reciprocating motion to, and machinery-free connects, a little less than vibration, noise is less, wearing and tearing and high-precision processing request that machinery-free connects, structure is simpler, handling ease.
Accompanying drawing explanation
Fig. 1 is the explosive view that rotatablely moving of an embodiment is converted to reciprocating device;
Fig. 2 is the explosive view of magnetic rotation whirlpool assembly in Fig. 1;
Fig. 3 rotatablely moves in Fig. 1 to be converted to the assembly drawing of reciprocating device.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
As shown in Figure 1, Figure 2 and Figure 3, in one embodiment, a kind of rotatablely moving is converted to reciprocating device, comprises housing 110, motor 120, magnetic rotation whirlpool assembly 130 and driven element 140.Motor 120 is installed in housing 110, and housing 110 comprises fore shell 110a and back cover 110b.
Housing 110 has accepting groove 112, and driven element 140 is installed on also can be in the interior reciprocating motion of accepting groove 112 in accepting groove 112.In the present embodiment, housing 110 also has motor base station 114 and two slots 116.The two ends of motor base station 114 are inserted in two slots 116, and the main shaft of motor 120 is through motor base station, and the shell of motor 120 is installed on motor 120 base stations.
Magnetic rotation whirlpool assembly 130 has opposite polarity two magnetic faces 1322,1342 toward the outer side.In specific embodiment, magnetic rotation whirlpool assembly 130 comprises the first magnet 132, the second magnet 134 and magnet holder 136.The first magnet 132 and the second magnet 134 have opposite polarity two magnetic faces 1322,1342.Conventionally, the first magnet 132 and the second magnet 134 are magnetite, magnet or electromagnet.Magnet holder 136 has two draw-in grooves, 1362,1364, the first magnets 132 and the second magnet 134 and is arranged in respectively in two draw-in grooves 1362,1364, and makes opposite polarity two magnetic faces 1322,1342 exposed and opposing.Magnet holder 136 also has axis hole 1366, the main shaft interference fit of axis hole 1366 and motor 120, and opposite polarity two magnetic faces 1322,1342 are parallel to respectively the axial line of axis hole 1366.Be understood that, in other embodiments, the axial line of opposite polarity two magnetic faces 1322,1342 and axis hole 1366 also can be respectively certain angle.Can also be the axial line that one of them magnetic face is parallel to axis hole 1366, the axial line of another magnetic face and axis hole 1366 be an angle.
Driven element 140 has two magnetic faces 1422,1442 that polarity is identical, and two magnetic faces, 1422,1442 noncontacts that polarity is identical are oppositely arranged.In the present embodiment, driven element 140 has the 3rd magnet 142, the 4th magnet 144 and two actuating arms 146,148.The 3rd magnet 142 has with the 4th magnet 144 two magnetic faces 1422,1442 that polarity is identical, the 3rd magnet 142 is arranged at respectively on two sides that two actuating arms 146,148 are relative with the 4th magnet 144, and makes two magnetic faces 1422,1442 that polarity is identical relative.Conventionally, the 3rd magnet 142 and the 4th magnet 144 are respectively magnetite, magnet or electromagnet.
Magnetic rotation whirlpool assembly 130 is connected with the main shaft of motor 120, and extends in the region between two magnetic faces 1422,1442 that polarity is identical, in main shaft when rotation at magnetic rotation whirlpool assembly 130 with motor 120, drives driven element 140 in the interior reciprocating motion of accepting groove 112.
Below in conjunction with instantiation, describe, if opposite polarity two magnetic faces 1322 on the assembly 130 of magnetic rotation whirlpool, 1342 polarity is respectively the N utmost point and the S utmost point, be made as the assembly N utmost point and the assembly S utmost point, driven element 140 has two magnetic faces 1422 that polarity is identical, 1442 polarity is the N utmost point, be respectively a N utmost point and the 2nd N utmost point, main shaft when rotation at magnetic rotation whirlpool assembly 130 with motor 120, the assembly N utmost point and the assembly S utmost point are along with rotation, at the assembly N utmost point in a N utmost point approach process, promote gradually driven element 140 to a lateral movement of a N utmost point, when the assembly N utmost point is in the 2nd N utmost point approach process, promote gradually driven element 140 to a lateral movement of the 2nd N utmost point, the rotation of assembly N property polar period, thereby drive driven element to complete reciprocating motion.In like manner, at the assembly S utmost point in a N utmost point approach process, attract gradually driven element 140 to a lateral movement of the 2nd N utmost point, when the assembly N utmost point is in the 2nd N utmost point approach process, attract gradually driven element 140 to a lateral movement of a N utmost point, the rotation of assembly N property polar period, thus attract driven element to complete reciprocating motion.When the assembly N utmost point and assembly S are extremely during opposing setting, when the assembly N utmost point produces repulsive force, the assembly S utmost point produces attraction, has increased driven element 140 unidirectional stressed, contributes to the reciprocating motion of driven element 140.In like manner known, when two magnetic face polarity of driven element 140 are the S utmost point, can realize equally the reciprocating motion of driven element 140.
In a word, magnetic pole has the two poles of the earth, be respectively the N utmost point and the S utmost point, therefore, on magnetic rotation whirlpool assembly 130, only there is a magnetic face identical or contrary with the polarity of two magnetic faces of driven element 140, main shaft when rotation at magnetic rotation whirlpool assembly 130 with motor 120, opposite polarity two magnetic faces 1322,1342 are along with rotation, magnetic identical with two magnetic face polarity of driven element 140 on magnetic rotation whirlpool assembly 130 can produce repulsive interaction in one of them magnetic face approach process of driven element 140, thereby promotes driven element 140 to a lateral movement of this magnetic face; Magnetic identical with two magnetic face polarity of driven element 140 on magnetic rotation whirlpool assembly 130 can produce repulsive interaction in another magnetic face approach process of driven element 140, thereby promote driven element 140 to a lateral movement of this another magnetic face, vortex assembly 130 Periodic Rotating, thus make driven element 140 in the interior reciprocating motion of accepting groove 112.In addition, when contrary two magnetic face 1322,1342 opposing settings of magnetic rotation whirlpool assembly polarity 130, when on magnetic rotation whirlpool assembly 130, the magnetic identical with two magnetic face polarity of driven element 140 is faced one of them magnetic face generation repulsive interaction of driven element 140, another magnetic on magnetic rotation whirlpool assembly 130 is in the face of another magnetic face generation sucking action of driven element 140, thereby it is unidirectional stressed to increase driven element 140, contributes to the reciprocating motion of driven element 140.
Above-mentioned rotatablely moving is converted to reciprocating device, relies on magneticaction to complete to rotatablely move and forwards the conversion of straight reciprocating motion to, and machinery-free connects, a little less than vibration, noise is less, wearing and tearing and high-precision processing request that machinery-free connects, structure is simpler, handling ease.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.

Claims (10)

1. rotatablely move and be converted to a reciprocating device, it is characterized in that, comprise housing, motor, magnetic rotation whirlpool assembly and driven element, described motor is installed in described housing,
Described housing has accepting groove, and described driven element is installed in described accepting groove and can reciprocating motion in described accepting groove;
Described magnetic rotation whirlpool assembly has opposite polarity two magnetic faces toward the outer side;
Described driven element has two magnetic faces that polarity is identical, and two magnetic faces noncontact that described polarity is identical is oppositely arranged;
Described magnetic rotation whirlpool assembly is connected with the main shaft of described motor, and extends in the region between two magnetic faces that described polarity is identical, in main shaft when rotation at described magnetic rotation whirlpool assembly with described motor, drives the reciprocating motion in described accepting groove of described driven element.
2. according to claim 1 rotatablely moving is converted to reciprocating device, it is characterized in that, described magnetic rotation whirlpool assembly comprises the first magnet, the second magnet and magnet holder, described the first magnet and described the second magnet have described opposite polarity two magnetic faces, described magnet holder has two draw-in grooves, described the first magnet and the second magnet are arranged in respectively in described two draw-in grooves, and make described opposite polarity two magnetic faces exposed and opposing.
3. according to claim 2 rotatablely moving is converted to reciprocating device, it is characterized in that, described magnet holder also has axis hole, the main shaft interference fit of described axis hole and described motor.
4. according to claim 3 rotatablely moving is converted to reciprocating device, it is characterized in that, described opposite polarity two magnetic faces are parallel to respectively the axial line of described axis hole.
5. according to claim 3 rotatablely moving is converted to reciprocating device, it is characterized in that, described opposite polarity two magnetic faces are an angle with the axial line of described axis hole respectively.
6. according to claim 3 rotatablely moving is converted to reciprocating device, it is characterized in that, one of them magnetic face of described opposite polarity two magnetic faces is parallel to the axial line of described axis hole, and the axial line of another magnetic face and described axis hole is an angle.
7. according to claim 2 rotatablely moving is converted to reciprocating device, it is characterized in that, described the first magnet and the second magnet are magnetite, magnet or electromagnet.
8. according to claim 1 rotatablely moving is converted to reciprocating device, it is characterized in that, described driven element has the 3rd magnet, the 4th magnet and two actuating arms, described the 3rd magnet has with the 4th magnet two magnetic faces that described polarity is identical, described the 3rd magnet is arranged at respectively on two sides that described two actuating arms are relative with the 4th magnet, and makes two magnetic faces that described polarity is identical relative.
9. according to claim 8 rotatablely moving is converted to reciprocating device, it is characterized in that, described the 3rd magnet and the 4th magnet are magnetite, magnet or electromagnet.
10. according to claim 1 rotatablely moving is converted to reciprocating device, it is characterized in that, described housing also has motor base station and two slots, the two ends of described motor base station are inserted in described two slots, the main shaft of described motor is through described motor base station, and the shell of described motor is installed on described motor base station.
CN201320555739.XU 2013-09-06 2013-09-06 Device for converting rotary motion into reciprocating motion Active CN203554177U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320555739.XU CN203554177U (en) 2013-09-06 2013-09-06 Device for converting rotary motion into reciprocating motion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320555739.XU CN203554177U (en) 2013-09-06 2013-09-06 Device for converting rotary motion into reciprocating motion

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103470722A (en) * 2013-09-06 2013-12-25 上海奔腾电工有限公司 Non-contact motion mode conversion device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103470722A (en) * 2013-09-06 2013-12-25 上海奔腾电工有限公司 Non-contact motion mode conversion device
CN103470722B (en) * 2013-09-06 2016-04-13 上海奔腾电工有限公司 Non-contact motion mode conversion device

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