CN210878411U - A main shaft snatchs mechanism for automatic escalator - Google Patents

A main shaft snatchs mechanism for automatic escalator Download PDF

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Publication number
CN210878411U
CN210878411U CN201921385011.0U CN201921385011U CN210878411U CN 210878411 U CN210878411 U CN 210878411U CN 201921385011 U CN201921385011 U CN 201921385011U CN 210878411 U CN210878411 U CN 210878411U
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China
Prior art keywords
main shaft
clamping seat
module
connecting plate
seat
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CN201921385011.0U
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Chinese (zh)
Inventor
邵太春
李振东
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Suzhou Jisicheng Intelligent Technology Co ltd
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Suzhou Jisicheng Intelligent Technology Co ltd
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Abstract

The utility model provides a main shaft snatchs mechanism for automatic escalator, includes the portal frame, and the portal frame lower extreme is provided with removes the module, removes the ball screw that the module set up including the level, and ball screw is connected with first motor drive, and the nut on the ball screw and the connecting plate fixed connection that a level set up, the both ends of connecting plate are equipped with one respectively and press from both sides the module of getting, and the both sides of connecting plate all are provided with the horizontally guide rail, press from both sides to get and remove the module and control the setting in the guide rail below. The main shaft grabbing mechanism realizes the left and right movement of the clamping module through the left and right movement of the connecting plate, and ensures the optimal position for clamping the main shaft; the main shaft is grabbed through the cooperation of the upper clamping seat and the lower clamping seat, and the lifting of the position of the lower clamping seat is realized through the leftward and rightward movement of the wedge block in the cavity, so that the fine adjustment of the upper position and the lower position of the main shaft is realized, the level of the main shaft is ensured, the precision of the installation position of parts is improved, the adjusting efficiency is high, the operation is convenient, the safety performance is good, and the device is suitable for popularization.

Description

A main shaft snatchs mechanism for automatic escalator
Technical Field
The utility model belongs to the technical field of the automatic escalator frock, concretely relates to a main shaft snatchs mechanism for automatic escalator.
Background
Escalators, or escalators for pedestrians, escalator handrails, escalators, are a class of escalators with circulating moving steps, which are stationary electrically driven devices for transporting passengers in an upward or downward inclination. The escalator is generally inclined, a pedestrian can automatically take the steps to the other end of the escalator when walking on one end station of the escalator, the steps can be kept horizontal all the way, handrails which synchronously move with the steps are arranged on two sides of the escalator and are held by a user, the escalator can always walk in one direction, but most of the steps can be controlled by managers according to the needs of time, people flow and the like, the other type of pedestrian transportation tool which is very similar to the escalator is an automatic sidewalk, the two types of transportation tools are mainly automatic sidewalks without steps, and most of the transportation tools can only walk on the flat ground or slightly incline.
At present, in the production process of the escalator, the escalator needs to be installed with accessories, in the adjusting or installing process, a main shaft which needs to be grabbed is required to be adjusted in position, the traditional grabbing device does not have an adjusting structure, a truss is easily inclined after grabbing, the level of the main shaft cannot be guaranteed, the installation precision of parts is affected, and potential safety hazards exist.
Disclosure of Invention
For overcoming the not enough among the above-mentioned prior art, the utility model aims to provide a main shaft for automatic escalator snatchs mechanism.
In order to achieve the above objects and other related objects, the present invention provides a technical solution: a main shaft grabbing mechanism for an escalator comprises a portal frame, wherein a moving module is arranged at the lower end of the portal frame and comprises a horizontally arranged ball screw, the ball screw is in transmission connection with a first motor, a nut on the ball screw is fixedly connected with a horizontally arranged connecting plate, two ends of the connecting plate are respectively provided with a clamping module, two sides of the connecting plate are respectively provided with a horizontal guide rail, and the clamping modules are arranged below the guide rails in a left-and-right moving mode;
the clamping module comprises a mounting bracket, a base is arranged at the lower end of the mounting bracket, a lower clamping seat is arranged on the base, a lifter is arranged at the upper end of the mounting bracket and is connected with a second motor, the lower end of the lifter is in transmission connection with an upper clamping seat, and the upper clamping seat and the lower clamping seat are correspondingly arranged; trapezoidal grooves are formed in the middle parts of the upper clamping seat and the lower clamping seat; the middle part of installing support is provided with the swing arm, the swing arm with go up holder fixed connection, go up the holder through the connecting seat with the lift rotates and is connected.
The preferable technical scheme is as follows: the lower extreme of lower holder is provided with the lift seat, the lift seat includes PMKD, the PMKD top is provided with removes the roof, PMKD with remove and form a cavity between the roof, rotatory lead screw about being provided with the horizontally in the cavity, one side of a left side dextrorotation lead screw is provided with the third motor, be provided with left voussoir and right voussoir on the left and right nut of controlling the rotatory lead screw respectively, the tip of left side voussoir with the tip of right voussoir sets up relatively, the holder sets up down the upper end of removing the roof.
The preferable technical scheme is as follows: the left and right parts of the cavity are both wedge-shaped.
The preferable technical scheme is as follows: the portal frame is a T-shaped structure formed by welding a cross beam and a vertical beam, and the lower end of the portal frame is provided with an installation platform for installing the movable module.
Because of the application of the technical scheme, compared with the prior art, the utility model the advantage that has is:
the main shaft grabbing mechanism realizes the left and right movement of the clamping module through the left and right movement of the connecting plate, and ensures the optimal position for clamping the main shaft; the main shaft is grabbed through the cooperation of the upper clamping seat and the lower clamping seat, and the lifting of the position of the lower clamping seat is realized through the leftward and rightward movement of the wedge block in the cavity, so that the fine adjustment of the upper position and the lower position of the main shaft is realized, the level of the main shaft is ensured, the precision of the installation position of parts is improved, the adjusting efficiency is high, the operation is convenient, the safety performance is good, and the device is suitable for popularization.
Drawings
Fig. 1 is an overall schematic view of the present invention.
FIG. 2 is a schematic diagram of a mobile module.
FIG. 3 is a schematic view of a clamping module.
Fig. 4 is a schematic view of the lifting base.
In the above drawings, a portal frame 1, a guide rail 2, a moving module 3, a ball screw 301, a first motor 302, a connecting plate 303, a clamping module 4, a mounting bracket 401, a base 402, a lower clamping seat 403, a lifter 404, a second motor 405, an upper clamping seat 406, a trapezoidal groove 407, a swing arm 408, a connecting seat 409, a lifting seat 5, a fixed bottom plate 501, a moving top plate 502, a left-right rotating screw 503, a third motor 504, a left wedge 505 and a right wedge 506.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 4. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Example (b): as shown in fig. 1 to 3, a spindle grabbing mechanism for an escalator includes a gantry 1, a moving module 3 is disposed at a lower end of the gantry 1, the moving module 3 includes a horizontally disposed ball screw 301, the ball screw 301 is in transmission connection with a first motor 302, a nut on the ball screw 301 is fixedly connected with a horizontally disposed connecting plate 303, two ends of the connecting plate 303 are respectively provided with a clamping module 4, two sides of the connecting plate 303 are both provided with horizontal guide rails 2, and the clamping module 4 moves left and right and is disposed below the guide rails 2; the clamping module 4 comprises a mounting bracket 401, a base 402 is arranged at the lower end of the mounting bracket 401, a lower clamping seat 403 is arranged on the base 402, an elevator 404 is arranged at the upper end of the mounting bracket 401, the elevator 404 is connected with a second motor 405, the lower end of the elevator 404 is in transmission connection with an upper clamping seat 406, and the upper clamping seat 406 is arranged corresponding to the lower clamping seat 403; trapezoidal grooves 407 are formed in the middle parts of the upper clamping seat 406 and the lower clamping seat 403; the middle part of the mounting bracket 401 is provided with a swing arm 408, the swing arm 408 is fixedly connected with the upper clamping seat 406, and the upper clamping seat 406 is rotatably connected with the elevator 404 through a connecting seat 409.
The principle is as follows: the ball screw 301 is driven to rotate by the first motor 302, so that the movement of the left position and the right position of the connecting plate 303 is realized, the connecting plate 303 drives the clamping module 4 to move left and right, the clamping module 4 can be guaranteed to move to the optimal clamping position of the truss spindle, the lower end of the spindle is clamped into the trapezoidal groove 407 of the lower clamping seat 403, then the elevator 404 is controlled by the second motor 405, the pressing fit of the upper clamping seat 406 and the lower clamping seat 403 is realized, and the clamping of the spindle is realized.
The preferred embodiment is: as shown in fig. 3 and 4, a lifting seat 5 is disposed at a lower end of the lower clamp holder 403, the lifting seat 5 includes a fixed bottom plate 501, a movable top plate 502 is disposed above the fixed bottom plate 501, a cavity is formed between the fixed bottom plate 501 and the movable top plate 502, a left and right wedge-shaped portion is formed between the fixed bottom plate 501 and the movable top plate 502, a horizontal left and right screw rod 503 is disposed in the cavity, a third motor 504 is disposed on one side of the left and right screw rod 503, a left wedge 505 and a right wedge 506 are disposed on a left nut and a right nut of the left and right screw rod 503, respectively, a small end of the left wedge 505 is disposed opposite to a small end of the right wedge 506, and the lower. The left wedge block 505 and the right wedge block 506 in the lifting seat 5 move left and right in the horizontal direction through the rotation of the left and right rotary screw rods 503; when the left wedge 505 moves leftwards, the right wedge 506 moves rightwards, and the movable top plate 502 carries the lower clamping seat 403 to move vertically downwards; when the left wedge 505 moves rightwards, the right wedge 506 moves leftwards, and the movable top plate 502 carries the lower clamping seat 403 to move vertically upwards; the vertical height of the lower clamping seat 403 can be realized through the lifting seat 5, the vertical position of the main shaft can be finely adjusted, the level of the main shaft is ensured, and the accuracy of the installation position of the part is improved.
The preferred embodiment is: as shown in fig. 1, the portal frame is a T-shaped structure formed by welding a cross beam and a vertical beam, and the lower end of the portal frame is provided with an installation platform for installing the mobile module. The T-shaped structure has high compressive strength, and can better bear the escalator truss and ensure the stable structure.
The main shaft grabbing mechanism realizes the left and right movement of the clamping module through the left and right movement of the connecting plate, and ensures the optimal position for clamping the main shaft; the main shaft is grabbed through the cooperation of the upper clamping seat and the lower clamping seat, and the lifting of the position of the lower clamping seat is realized through the leftward and rightward movement of the wedge block in the cavity, so that the fine adjustment of the upper position and the lower position of the main shaft is realized, the level of the main shaft is ensured, the precision of the installation position of parts is improved, the adjusting efficiency is high, the operation is convenient, the safety performance is good, and the device is suitable for popularization.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (4)

1. The utility model provides a main shaft snatchs mechanism for automatic escalator which characterized in that: the clamping device comprises a portal frame, wherein a moving module is arranged at the lower end of the portal frame and comprises a horizontally arranged ball screw, the ball screw is in transmission connection with a first motor, a nut on the ball screw is fixedly connected with a horizontally arranged connecting plate, two ends of the connecting plate are respectively provided with a clamping module, two sides of the connecting plate are respectively provided with a horizontal guide rail, and the clamping modules are arranged below the guide rails in a left-and-right moving manner;
the clamping module comprises a mounting bracket, a base is arranged at the lower end of the mounting bracket, a lower clamping seat is arranged on the base, a lifter is arranged at the upper end of the mounting bracket and is connected with a second motor, the lower end of the lifter is in transmission connection with an upper clamping seat, and the upper clamping seat and the lower clamping seat are correspondingly arranged; trapezoidal grooves are formed in the middle parts of the upper clamping seat and the lower clamping seat; the middle part of installing support is provided with the swing arm, the swing arm with go up holder fixed connection, go up the holder through the connecting seat with the lift rotates and is connected.
2. The main shaft grabbing mechanism for the escalator as claimed in claim 1, wherein: the lower extreme of lower holder is provided with the lift seat, the lift seat includes PMKD, the PMKD top is provided with removes the roof, PMKD with remove and form a cavity between the roof, rotatory lead screw about being provided with the horizontally in the cavity, one side of a left side dextrorotation lead screw is provided with the third motor, be provided with left voussoir and right voussoir on the left and right nut of controlling the rotatory lead screw respectively, the tip of left side voussoir with the tip of right voussoir sets up relatively, the holder sets up down the upper end of removing the roof.
3. The main shaft grabbing mechanism for the escalator as claimed in claim 2, wherein: the left and right parts of the cavity are both wedge-shaped.
4. The main shaft grabbing mechanism for the escalator as claimed in claim 3, wherein: the portal frame is a T-shaped structure formed by welding a cross beam and a vertical beam, and the lower end of the portal frame is provided with an installation platform for installing the movable module.
CN201921385011.0U 2019-08-23 2019-08-23 A main shaft snatchs mechanism for automatic escalator Active CN210878411U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921385011.0U CN210878411U (en) 2019-08-23 2019-08-23 A main shaft snatchs mechanism for automatic escalator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921385011.0U CN210878411U (en) 2019-08-23 2019-08-23 A main shaft snatchs mechanism for automatic escalator

Publications (1)

Publication Number Publication Date
CN210878411U true CN210878411U (en) 2020-06-30

Family

ID=71327864

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921385011.0U Active CN210878411U (en) 2019-08-23 2019-08-23 A main shaft snatchs mechanism for automatic escalator

Country Status (1)

Country Link
CN (1) CN210878411U (en)

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