CN214335586U - Vertical spiral stepping bidirectional adjustable limiting device - Google Patents
Vertical spiral stepping bidirectional adjustable limiting device Download PDFInfo
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- CN214335586U CN214335586U CN202120277999.XU CN202120277999U CN214335586U CN 214335586 U CN214335586 U CN 214335586U CN 202120277999 U CN202120277999 U CN 202120277999U CN 214335586 U CN214335586 U CN 214335586U
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- separation blade
- limiting
- spacing separation
- blocking piece
- baffle
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Abstract
The utility model belongs to the technical field of the industrial actuator, concretely relates to step-by-step two-way adjustable stop device of rectilinear spiral, including the worm, the turbine, first spacing separation blade, the spacing separation blade of second, screw shaft pole and baffle, the worm is connected with execution braking axis of rotation transmission, be used for driving the turbine rotation, the one end and the coaxial fixed connection of turbine of screw rod, the screw thread portion at screw shaft pole center has first spacing separation blade and the spacing separation blade of second through threaded connection, the first spacing separation blade and the spacing separation blade outside of second are provided with first micro-gap switch respectively, second micro-gap switch, first spacing separation blade and the spacing separation blade periphery of second are provided with the draw-in groove, the baffle is used for inserting the draw-in groove on first spacing separation blade and the spacing separation blade of second, restrict the rotation of first spacing separation blade and the spacing separation blade of second. The utility model discloses can realize actuating mechanism's two-way action and adjust, be applicable to the actuating mechanism of different strokes.
Description
Technical Field
The utility model belongs to the technical field of the industrial actuator, concretely relates to rectilinear spiral is step-by-step two-way adjustable stop device.
Background
The industrial actuator is widely applied in various fields, and the actuator mechanism limiting device in the prior art has the following problems:
1. the actuator action part is in a closed space, the actuator action in place is not clear, and the actuator is easily damaged when the action of the actuator is not in place or exceeds the travel limit.
2. The actuator action part is in a high-temperature environment, and the conventional travel switch cannot work in the high-temperature environment.
3. The actuating mechanism has a long action stroke, the two-way limit switch has a long difference distance, and a signal cable is dragged for a long time, so that the on-site fine management is influenced.
4. The stroke limit dead zone of the actuating mechanism is large, and the action condition of the actuating mechanism cannot be accurately reflected.
The solutions corresponding to the above problems are generally:
1. adding mechanical indication outside the actuator has the following disadvantages: and cannot provide an actuator in-place signal for remote monitoring.
2. The use of the high-temperature resistant travel switch has the following defects: the high temperature resistant travel switch has higher price.
3. Ligature cable, the line is walked in order to the reason, the shortcoming: the long-stroke executing mechanism is generally arranged outdoors, and due to the harsh environment, the outdoor wiring arrangement needs to be regularly arranged, which consumes manpower.
4. The limit switch of the actuating mechanism is adjusted as accurately as possible, and the defects are as follows: the actuating position of the actuating mechanism cannot be accurately determined.
Therefore, there is a need for an improved actuator structure in the prior art to solve the above existing problems.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the deficiencies in the prior art, the technical problem who solves is: provides a vertical spiral stepping bidirectional adjustable limiting device.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a step-by-step two-way adjustable stop device of rectilinear spiral, includes worm, turbine, first spacing separation blade, the spacing separation blade of second, screw shaft pole and baffle, the worm is connected with execution braking axis of rotation transmission, is used for driving the turbine rotates, the one end of screw rod with the coaxial fixed connection of turbine, threaded portion at screw shaft pole center have first spacing separation blade and the spacing separation blade of second through threaded connection, the first spacing separation blade and the spacing separation blade outside of second are provided with first micro-gap switch, second micro-gap switch respectively, first spacing separation blade and the spacing separation blade periphery of second are provided with the draw-in groove, the baffle is used for inserting the draw-in groove on first spacing separation blade and the spacing separation blade of second, the restriction the rotation of first spacing separation blade and the spacing separation blade of second.
A plurality of clamping grooves are uniformly formed in the peripheries of the first limiting blocking piece and the second limiting blocking piece.
The vertical spiral stepping bidirectional adjustable limiting device further comprises a shell, the first micro switch and the second micro switch are arranged in the shell, and the threaded shaft rod is connected with the shell through a bearing.
The baffle is fixedly connected with the shell through bolts.
The number of the baffle plates is two, and the baffle plates are respectively used for being matched with the first limiting baffle plate and the second limiting baffle plate.
Compared with the prior art, the utility model following beneficial effect has: the utility model provides a vertical spiral stepping bidirectional adjustable limiting device, which has stronger universality, can provide external mechanical stroke limiting for the existing intelligent actuating mechanism, can effectively avoid the high-temperature severe environment of the existing actuating mechanism and improve the reliability of the actuating mechanism; meanwhile, the device provides stroke limitation suitable for various rotating machine executing mechanisms, and has wide stroke adjusting range and sensitive and reliable action; the device converts the longer action stroke of the actuating mechanism into the shaft rod thread, has small integral volume and small occupied area, and is suitable for various occasions.
Drawings
Fig. 1 is a schematic structural view of a vertical spiral stepping bidirectional adjustable limiting device according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a limiting baffle in an embodiment of the present invention;
in the figure: the device comprises a first microswitch 1, a second microswitch 2, a worm 3, a worm wheel 4, a first limiting blocking piece 5, a second limiting blocking piece 6, a threaded rod 7, a baffle 8, a shell 9 and a clamping groove 10.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a vertical spiral stepping bidirectional adjustable limiting device, which includes a worm 3, a turbine 4, a first limiting blocking piece 5, a second limiting blocking piece 6, a threaded shaft rod 7 and a baffle 8, wherein the worm 3 is in transmission connection with a braking rotating shaft, used for driving the turbine 4 to rotate, one end of the screw rod 3 is coaxially and fixedly connected with the turbine 4, the thread part at the center of the thread shaft lever 7 is connected with a first limit baffle 5 and a second limit baffle 6 through threads, the outer sides of the first limit baffle 5 and the second limit baffle 6 are respectively provided with a first microswitch 1 and a second microswitch 2, the peripheries of the first limiting separation blade 5 and the second limiting separation blade 6 are provided with clamping grooves, and the baffle is used for being inserted into the clamping grooves in the first limiting separation blade 5 and the second limiting separation blade 6 to limit the rotation of the first limiting separation blade 5 and the second limiting separation blade 6.
Further, as shown in fig. 2, the peripheries of the first limiting blocking piece 5 and the second limiting blocking piece 6 are uniformly provided with 8 clamping grooves 10. The arrangement of a plurality of clamping grooves can improve the limiting precision of the actuating mechanism.
Further, as shown in fig. 1, the vertical spiral stepping bidirectional adjustable limiting device provided by this embodiment further includes a housing 9, the first micro switch 1 and the second micro switch 2 are disposed in the housing 9, and the threaded shaft rod 7 is connected to the housing 9 through a bearing.
The baffle plate 8 is fixedly connected with the shell 9 through bolts.
Further, in this embodiment, the baffle 8 may be provided in two pieces, and is respectively used for being matched with the first limiting blocking piece 5 and the second limiting blocking piece 6.
The utility model discloses a use method and theory of operation as follows: when the micro-switch is used, the first micro-switch 1 is set as the opening limit of the actuating mechanism, the second micro-switch 2 is set as the closing limit of the actuating mechanism, when debugging is carried out, firstly, the fixing screw of the baffle plate 8 is loosened, the actuating mechanism is enabled to act to the opening position, the first limit blocking piece 5 is rotated, and the position of the first limit blocking piece 5 is adjusted to just touch the first micro-switch 1, namely, the opening limit of the actuating mechanism is realized; and continuing to make the actuating mechanism act to a closing position, rotating the second limit baffle 6, adjusting the position of the second limit baffle to just touch the second microswitch 2, namely closing limit of the actuating mechanism, finally inserting the baffle 8 into the clamping groove of the limit baffle and fixing the baffle through a bolt, completing debugging and connecting a signal wire on a leading-out terminal of the microswitch. When the automatic limiting device works, when the execution mechanism moves to the open position, the worm drives the turbine 4 to rotate, and further drives the threaded shaft rod 7 to rotate, and the baffle 8 is fixed in the groove, so that the first limiting baffle does not rotate along with the threaded shaft rod 7, but moves to the direction of the first microswitch 1 along the threads on the threaded shaft rod 7 to touch the first microswitch, and the first microswitch acts; when the actuating mechanism moves to the closing position, similarly, the second limit blocking piece moves to touch the second microswitch 2 along the screw thread on the screw thread shaft lever 7 to the direction of the second microswitch 2, and the second microswitch 2 moves. Through setting up first spacing separation blade 5 and the position of the spacing separation blade 6 of second on the screw shaft pole in advance, actuating mechanism's action scope can be confirmed, consequently the utility model discloses can realize actuating mechanism's two-way action and adjust, be applicable to the actuating mechanism of different strokes.
In summary, the utility model provides a vertical spiral stepping bidirectional adjustable limiting device, which has strong universality, can provide external mechanical stroke limiting for the existing intelligent actuating mechanism, can effectively avoid the high-temperature severe environment of the existing actuating mechanism, and improves the reliability of the actuating mechanism; meanwhile, the device provides stroke limitation suitable for various rotating machine executing mechanisms, and has wide stroke adjusting range and sensitive and reliable action; the device converts the longer action stroke of the actuating mechanism into the thread of the shaft lever, has small integral volume and small occupied area, is suitable for various occasions, provides external mechanical stroke limit for the existing intelligent actuating mechanism, avoids the severe environment where the actuating mechanism is positioned, and has small volume and wide applicability.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (5)
1. A vertical spiral stepping bidirectional adjustable limiting device is characterized by comprising a worm (3), a turbine (4), a first limiting blocking piece (5), a second limiting blocking piece (6), a threaded shaft rod (7) and a baffle (8), wherein the worm (3) is in transmission connection with an execution braking rotating shaft and is used for driving the turbine (4) to rotate, one end of the worm (3) is coaxially and fixedly connected with the turbine (4), a threaded part at the center of the threaded shaft rod (7) is in threaded connection with the first limiting blocking piece (5) and the second limiting blocking piece (6), a first microswitch (1) and a second microswitch (2) are respectively arranged on the outer sides of the first limiting blocking piece (5) and the second limiting blocking piece (6), clamping grooves are formed in the peripheries of the first limiting blocking piece (5) and the second limiting blocking piece (6), and the baffle is used for being inserted into the clamping grooves in the first limiting blocking piece (5) and the second limiting blocking piece (6), and limiting the rotation of the first limiting blocking piece (5) and the second limiting blocking piece (6).
2. The vertical spiral stepping bidirectional adjustable limiting device as claimed in claim 1, wherein a plurality of clamping grooves are uniformly formed on the peripheries of the first limiting baffle (5) and the second limiting baffle (6).
3. The vertical spiral stepping bidirectional adjustable limiting device according to claim 1, further comprising a housing (9), wherein the first microswitch (1) and the second microswitch (2) are arranged in the housing (9), and the threaded shaft rod (7) is connected with the housing (9) through a bearing.
4. A vertical spiral stepping bidirectional adjustable limiting device according to claim 3, wherein the baffle (8) is fixedly connected with the housing (9) through a bolt.
5. A vertical spiral stepping bidirectional adjustable stop device according to claim 3, wherein there are two stop plates (8) for engaging with the first stop plate (5) and the second stop plate (6), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120277999.XU CN214335586U (en) | 2021-02-01 | 2021-02-01 | Vertical spiral stepping bidirectional adjustable limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120277999.XU CN214335586U (en) | 2021-02-01 | 2021-02-01 | Vertical spiral stepping bidirectional adjustable limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214335586U true CN214335586U (en) | 2021-10-01 |
Family
ID=77907764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120277999.XU Active CN214335586U (en) | 2021-02-01 | 2021-02-01 | Vertical spiral stepping bidirectional adjustable limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214335586U (en) |
-
2021
- 2021-02-01 CN CN202120277999.XU patent/CN214335586U/en active Active
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