TWM447433U - Rodless power cylinder - Google Patents

Description

Rodless power cylinder

This creation is about a rodless power cylinder.

According to the prior art, the moving member of the rodless power cylinder is placed on the outer peripheral surface of the cylinder and the machine device is attached to the moving member. When the piston reciprocates in the cylinder, the magnetic coupling of the moving member is The magnetic coupling of the piston causes the moving member to reciprocate due to the mutual combination of the magnetic forces, and the piston of the rodless power cylinder reciprocates, because no device can effectively provide an actuating start for the machine device attached to the moving member. And the positioning of the completion is based on a basis for providing a piston to move the reciprocating movement to supply and discharge the compressed fluid to the cylinder, and a basis for providing the sensor with effective sensing of the magnet for slowing and accurately correcting the movement of the piston .

Moreover, in order to solve the above-mentioned defects, the conventional operator uses an external device or an additional device, for example, a touch switch or a laser shutter switch is provided on both sides of the cylinder for contacting the moving member for controlling the valve device supply or Discharging the compressed fluid into the cylinder body and the valve device and the machine device attached to the moving member interact with each other, and the man-made operation is easy to generate a plurality of error rates, so that the piston can not effectively reciprocate and reciprocate to reduce the efficiency; the above-mentioned lack, the conventional The rodless power cylinder has room for improvement.

In view of this, how to develop a pre-emptive structure that is more ideal and effective to provide mutual actuation and accurate correction of the valve device and the moving member, and the consumer is eagerly awaited, and the creator has been engaged in the manufacture and development of related products for many years. With the design experience, after the detailed design and careful evaluation of the above objectives, Practicality of this creation.

The main purpose of the present invention is to provide a rodless power cylinder having an inductor mounting slot for the magnetic sensor, the magnetic sensor for sensing the position of the piston for the valve The basis for the interaction between the device and the moving member.

In order to achieve the above object, the present invention provides a rodless power cylinder comprising: a cylinder; a piston, the piston is placed in the cylinder for reciprocating movement, and two ends of the piston are respectively provided a magnet device; two valve devices respectively disposed at two ends of the cylinder body, comprising a venting system for supplying and discharging compressed fluid to the cylinder body for reciprocating movement of the piston, wherein the cylinder body has an inductor mounting groove at each end thereof, the induction The mounting groove of the valve device is provided with a groove from the outer end surface of the valve device body along an outer thread surface to a surface of the outer surface of the buffer, and the outer surface of the buffer is connected with a second buffer chamber. The sensor mounting slot is configured to place a magnetic sensor, wherein the sensor senses whether the magnet of the piston reaches a second buffer chamber position of the valve device, and the magnetic sensor causes the rodless power cylinder to have a Providing a basis for starting and completing the operation of the mechanical device attached to the moving member, and providing a basis for supplying and discharging the compressed fluid to the cylinder to move the piston, the valve device having a screw cap screwed outside the cylinder Thread surface

a moving member includes a magnetic coupling, the moving member is disposed on an outer peripheral surface of the cylinder and the machine device is attached to the moving member, and the magnetic coupling between the magnetic coupling of the moving member and the piston is combined with each other by magnetic force. The moving member is also moved back and forth.

As can be seen from the above, this creation is a very practical and progressive creation, and it is worthy of being promoted by the industry and publicized to the public, in order to make the members of the bureau and those skilled in the art effective in this creation. Fully understand, the structure and composition of the creation are described in conjunction with the schema and the drawing number, but the following are only examples for explaining the creation of the creation, and are not intended to impose any formal restrictions on the creation. Any modification made in the spirit of this creation shall remain within the scope of this creation.

In order to explain the structure, features and functions of the present invention in detail, the following preferred embodiments are described below with reference to the drawings.

The first figure is a perspective view of a preferred embodiment of the present invention.

The second drawing is a cross-sectional view of a preferred embodiment of the present invention.

The third drawing is another end sectional view of a preferred embodiment of the present invention.

Referring to the first to third figures, a rodless power cylinder according to a preferred embodiment of the present invention includes: a cylinder (10).

a piston (20), the piston (20) is reciprocally moved in the cylinder (10), wherein the piston (20) comprises a central shaft (21), and the plurality of magnetic couplings (22) are placed The side of the central axis (21), the magnetic couplings (22) have a yoke (221) and a magnet (222) and are alternately arranged with each other. The two piston members (23) are annular and are respectively placed on the central axes. (21) Both ends, two buffer sleeves (24) are disposed at two ends of the central shafts (21), and the buffer sleeve (24) is adjacent to the piston member (23), and a magnet is arranged at each end of the central shaft. a fixing rod (25) having a magnet (26) on each of the fixing rods; wherein the piston member (23) is adjacent to the magnetic coupling (22) and the two buffer sleeves (24); wherein the piston (20) complex The magnetic coupling (22) is also composed of a disk-shaped complex yoke (221) and a disk-shaped plurality of magnets (222) located between the yokes (221).

The two valve devices (30) each include a buffer zone (31), a rear cover (33), a buffer adjustment screw hole (35), a buffer circuit (36), a sensor mounting groove (37), and a screw cap. (38), the valve devices (30) are respectively disposed at two axial ends of the cylinder (10); wherein the valve devices (30) have a buffer (31), and the buffer (31) is disposed At the inner edge of the port of the cylinder (10), each of the buffer zones (31) includes a buffer fixing sleeve (311), a buffer oil seal (312), and a first buffer chamber (313), and the buffer fixing sleeve ( 311) covering the buffer oil seal (312), the buffer fixing sleeve (311) is formed around the port of the cylinder (10) to form a first buffer chamber (313); each valve device (30) has a a rear cover (33), the rear cover (33) is disposed at an outer edge of the port of the cylinder (10), the rear cover (33) includes a body (331), an air hole (332), and a second buffer chamber (333), a body end surface (334), an external thread surface (335), the body (331) is placed at both ends of the cylinder (10) and has an external thread surface (335) on the outer circumferential surface, the body (331) Having a vent (332) and communicating with the second buffer chamber (333), the second buffer chamber (333) is immediately adjacent to the first And communicating with the buffer chamber (313) for supplying and discharging compressed fluid into the cylinder (10) for reciprocating movement of the piston (20); each valve device (30) having a buffer adjusting screw hole (35) and placed on the adjacent side of the air hole (332), the buffer adjustment screw hole (35) is connected with a buffer circuit (36), the buffer adjustment screw hole (35) is for the piston (20) The second buffer chamber (333) coordinates the compressed fluid supplied and discharged by the air hole (332); the two ends of the cylinder have a sensor mounting groove (37), and the sensor mounting groove (37) is formed by the body end surface ( 334) The center line is provided with a groove inwardly along the external thread surface (335) to the second buffer outer edge, and the groove extends to the body end surface as shown in the first figure and the second figure. The feeling The sensor mounting slot (37) is for placing a magnetic sensor, the magnetic sensor sensing whether the magnet (26) of the piston (20) reaches the second buffer chamber (333) of the valve device (30) The valve device (30) has a screw cap (38) that is screwed onto the outer thread surface (335) of the body (331).

A moving member (50) includes a magnetic coupling (51) disposed on an outer peripheral surface of the cylinder (10) and attached to the moving member (50) by the machine device, the moving member The magnetic coupling (51) of the (50) and the magnetic coupling (22) of the piston (20) are reciprocally moved by the mutual coupling of the magnetic forces, wherein the moving member (50) has a plurality of magnetic couplings (51) is also composed of a disk-shaped complex yoke (221) and a disk-shaped plurality of magnets (222) located between the yokes (221).

In addition, the method of using the inductor mounting groove (37) of the present embodiment can be explained in more detail with the second cross-sectional view of the embodiment, wherein the magnet (26) of the piston (20) enters the left side of the pattern direction. When the second buffer chamber (333) of the valve device (30), the magnetic sensor senses the magnet (26), and issues a command to the electrical valve to make the valve device (30) on the right side of the pattern direction The air hole (332) stops supplying the compressed fluid into the cylinder (10), and secondly, after the machine device attached to the moving member (50) is actuated, the electric valve is commanded and the sensor is issued to the sensor to make the pattern direction The air hole (332) of the valve device (30) on the left side supplies the compressed fluid to the cylinder block (10), whereas the air hole (332) on the right side of the pattern direction discharges the compressed fluid, so that the piston (20) is in the cylinder block. (10) The inner side moves to the right side of the drawing direction to the second buffer chamber (333), and vice versa.

In summary, after the foregoing embodiments and the descriptions, it can be understood that the rodless power cylinder of the present invention has the above-mentioned characteristics and conforms to the novel patent requirements. Finally, it must be explained again, the present invention is disclosed in the foregoing embodiments. The constituent elements disclosed in The descriptions are for illustrative purposes only and are not intended to limit the scope of the case. Alternatives or changes to other equivalent components shall be covered by the scope of the patent application in this case, and the patent application shall be filed in accordance with the law. Real sense of virtue.

(01)‧‧‧Rollerless power cylinder

(10) ‧‧‧Cylinder

(20) ‧‧‧Pistons

(21)‧‧‧Center axis

(22)‧‧‧ Magnetic coupling

(221) ‧ ‧ yoke

(222)‧‧‧ Magnet

(23) ‧‧‧ piston components

(24) ‧‧‧buffer cover

(25)‧‧‧Magnetic rod

(26)‧‧‧ Magnet

(30) ‧‧‧valve devices

(31) ‧ ‧ buffer zone

(311) ‧ ‧ cushioning sleeve

(312)‧‧‧ Buffer oil seal

(313)‧‧‧First buffer room

(33) ‧ ‧ back cover

(331) ‧‧‧ Ontology

(332) ‧ ‧ stomata

(333)‧‧‧Second buffer room

(334)‧‧‧ body end face

(335)‧‧‧ External thread surface

(35)‧‧‧Buffer adjustment screw holes

(36)‧‧‧ buffer circuit

(37)‧‧‧ sensor mounting slot

(38)‧‧‧ screw cap

(50) ‧‧‧Mobile parts

(51)‧‧‧ Magnetic coupling

(511) ‧ ‧ yoke

(512)‧‧‧ Magnet

The first figure is a perspective view of a preferred embodiment of the present invention.

The second drawing is a cross-sectional view of a preferred embodiment of the present invention.

The third drawing is another end sectional view of a preferred embodiment of the present invention.

(01)‧‧‧Rollerless power cylinder

(10) ‧‧‧Cylinder

(30) ‧‧‧valve devices

(332) ‧ ‧ stomata

(334)‧‧‧ body end face

(335)‧‧‧ External thread surface

(37)‧‧‧ sensor mounting slot

(38)‧‧‧ screw cap

(50) ‧‧‧Mobile parts

Claims (8)

A rodless power cylinder comprising: a cylinder; a piston comprising a central shaft, a plurality of magnetic couplings, and a two-piston member, the central shaft having a magnet at each axial end thereof, the piston The valve device is disposed in the cylinder for reciprocating movement; the two valve devices are respectively located at two ends of the cylinder body, and comprise a venting hole for supplying and discharging the compressed fluid to the cylinder body, wherein the valve device further has a sensor mounting groove, the sensor mounting groove a magnetic sensor is disposed therein; a moving member includes a magnetic coupling, and the moving member is disposed on a peripheral surface of the cylinder, and magnetic coupling between the magnetic coupling of the moving member and the piston is combined with each other by magnetic force. The moving member reciprocates with the piston. The rodless power cylinder according to the first aspect of the invention, wherein the sensor mounting groove is formed by a groove of the center of the body end surface of the valve device along an external thread surface to a second buffer outer surface. The rodless power cylinder of claim 2, wherein the inductor mounts a slot and extends to the body end surface. The rodless power cylinder according to claim 2, wherein the piston central shaft has a magnet fixing rod at each end of the central shaft, and the fixing rod has the magnet. The rodless power cylinder of claim 2, wherein each of the valve devices has a rear cover disposed at an outer edge of the cylinder port, the rear cover including the second buffer chamber. According to the rodless power cylinder of claim 5, wherein the magnet of the piston enters the second buffer chamber of the valve device, the magnetic sensor can be sensed Go to the magnet. The rodless power cylinder according to claim 1, wherein the rodless power cylinder is a pneumatic cylinder. The rodless power cylinder according to claim 1, wherein the rodless power cylinder is a hydraulic cylinder.