CN215629213U

CN215629213U - Stroke limit control device

Info

Publication number: CN215629213U
Application number: CN202121952449.XU
Authority: CN
Inventors: 周福宏
Original assignee: Shenyang Ximu Equipment Manufacturing Co ltd
Current assignee: Shenyang Ximu Equipment Manufacturing Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-01-25
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a stroke limit control device which comprises a box body, wherein a gear is fixedly connected with a driving end at the front end of a motor, a rack is meshed and connected with the top end of the gear, the rack is arranged in the middle of the bottom end of a moving block, an electric cylinder is fixedly connected to the right side in the box body, a latch is fixedly connected to the top end of the electric cylinder, an encoder is fixedly connected to the left side of the front part in the box body, a first controller is fixedly connected to the middle of the front part in the box body, and a second controller is fixedly connected to the upper part of the right side of the front wall in the box body. According to the utility model, the rotating speed of the motor is counted by the encoder, the rotating speed is converted into a distance through a formula by combining with the first controller and is displayed on the display screen, the stroke can be adjusted at will, the rack is clamped by pushing the latch through the electric cylinder, the purpose of emergency braking of the moving block is achieved, the moving block can be timely limited to move, and the device is worthy of great popularization.

Description

Stroke limit control device

Technical Field

The utility model relates to the technical field of stroke control, in particular to a stroke limit control device.

Background

The stroke control device is widely used for various machine tools and hoisting machinery, is used for controlling the stroke of the machine tool and performing terminal limit protection, and also controls the moving speed, the limit of automatically opening and closing a door and the limit protection of the upper limit and the lower limit during the movement of the machinery.

Chinese patent document CN207987692U discloses a travel control device for a brick paving machine, wherein guide rails are located above the tracks of the brick paving machine and are parallel to each other, a parking device, a baffle plate and a winding device are sequentially distributed along the movement direction of the brick paving machine, a limit switch is arranged on the parking device, limit switches matched with the brick paving machine and the baffle plate are arranged on the brick paving machine and the baffle plate, a pull rope passes through the baffle plate and is connected with the parking device, a concave chute is arranged at the upper end of the parking device, the chute is sleeved in the guide rails, a push-pull electromagnet is installed on the chute, a pulley is hung below the push-pull electromagnet, a rotating shaft of the pulley is fixed on a push-pull rod of the push-pull electromagnet, the pulley is located on the guide rails in the chute, and an electromagnetic chuck is arranged at the lower end of the parking device and located on the tracks of the brick paving machine. This patent can effectively improve old tile work machine work efficiency, under the big prerequisite of not carrying out complicated high-cost equipment repacking upgrading, realizes the automation to the repeated work of coming and going of tile work machine, reduces and reforms transform the cost, nevertheless it does not possess independent stop gear, and can not set up the statistics to the distance of removing, the operation of being not convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a stroke limit control device.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a stroke limit control device, includes the box, back wall middle part fixedly connected with support in the box, support top fixedly connected with motor, motor front end drive end fixedly connected with gear, the meshing of gear top is connected with the rack, the rack sets up at movable block bottom middle part, the electronic jar of the inside right side fixedly connected with of box, electronic jar top fixedly connected with base, base top fixedly connected with latch, anterior left side fixedly connected with encoder in the box, the first controller of preceding middle part fixedly connected with in the box, antetheca right side upper portion fixedly connected with second controller in the box, second controller front end fixedly connected with emergency button.

As a further description of the above technical solution:

the equal fixedly connected with supporting leg in box bottom four corners.

As a further description of the above technical solution:

the middle part of the top end of the box body is provided with a sliding groove, and the moving block is connected with the sliding groove in a sliding mode.

As a further description of the above technical solution:

the emergency button penetrates through the front end of the box body and extends.

As a further description of the above technical solution:

the middle of the top end of the box body is provided with a through hole, and the right side of the middle of the top end of the box body is provided with an insertion hole.

As a further description of the above technical solution:

the front side and the rear side of the moving block are both provided with grooves.

As a further description of the above technical solution:

the encoder, the motor, the display screen and the function keys are all electrically connected with the first controller.

As a further description of the above technical solution:

the electric cylinder is electrically connected with the second controller.

The utility model has the following beneficial effects:

1. according to the utility model, the rotating speed of the motor is counted through the encoder, the rotating speed is converted into a distance through a formula by combining with the first controller and is displayed on the display screen, the motor can be controlled to rotate through the function keys, the purpose of moving the moving block at the appointed distance is achieved, the stroke can be adjusted at will, and the observation is convenient.

2. According to the utility model, when the machine breaks down or the motor is suddenly powered off, the emergency button is pressed, the electric cylinder starts to work to push the clamping teeth to clamp the rack, so that the purpose of emergency braking of the moving block is achieved, the electric cylinder is independently controlled by the second controller, the safety is high, the moving block can be timely limited to move, and the electric cylinder is worth popularizing.

Drawings

Fig. 1 is a perspective view of a travel limit control device according to the present invention;

fig. 2 is a front view of a travel limit control device according to the present invention;

FIG. 3 is a side view of a travel limit control apparatus according to the present invention;

fig. 4 is a box structure diagram of a travel limit control device according to the present invention.

Illustration of the drawings:

1. an emergency button; 2. function keys; 3. supporting legs; 4. a box body; 5. a display screen; 6. a moving block; 7. a groove; 8. an encoder; 9. a support; 10. a gear; 11. a rack; 12. an electric cylinder; 13. a first controller; 14. a second controller; 15. a motor; 16. a through hole; 17. a chute; 18. clamping teeth; 19. a base; 20. and (4) inserting the jack.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a stroke limit control device comprises a box body 4, a support 9 is fixedly connected with the middle part of the rear wall in the box body 4, the purpose of enabling a motor 15 to stably operate is achieved, the top end of the support 9 is fixedly connected with the motor 15, a driving end at the front end of the motor 15 is fixedly connected with a gear 10, the top end of the gear 10 is meshed and connected with a rack 11, the rack 11 is arranged in the middle part of the bottom end of a moving block 6, the gear 10 is driven by the motor 15 to rotate, so that the rack 11 is driven to move, the purpose of enabling the moving block 6 to move is achieved, a base 19 is fixedly connected with the right side in the box body 4, the distance between an electric cylinder 12 and the rack 11 is reduced by the arrangement of the base 19, the stability of the rack 11 clamped by a clamping tooth 18 is increased, an electric cylinder 12 is fixedly connected with the top end of the base 19, a clamping tooth 18 is fixedly connected with the top end of the electric cylinder 12, an encoder 8 is fixedly connected with the left side at the front part in the box body 4, a first controller 13 is fixedly connected with the middle part in the box body 4, the rotating speed of the motor 15 is counted through the encoder 8, the rotating speed is converted into a distance through a formula and displayed on the display screen 5 through the first controller 13, the motor 15 can be controlled to rotate through the function keys 2, the purpose of moving the moving block 6 at a specified distance is achieved, the stroke can be adjusted at will, and the observation is convenient, the upper part of the right side of the front wall in the box body 4 is fixedly connected with a second controller 14, the front end of the second controller 14 is fixedly connected with an emergency button 1, when the machine breaks down, or when the motor 15 is suddenly powered off, the emergency button 1 is pressed, the electric cylinder 12 starts to work, the latch 18 is pushed to clamp the rack 11, the purpose of emergency braking of the moving block 6 is achieved, the rack 11 is arranged at the bottom end of the moving block 6 in a slotted mode, the fixing degree of the rack 11 is increased, by adopting a proper modulus to be matched with the latch 18, the aim of reducing the abrasion when the latch 18 is contacted with the rack 11 is fulfilled.

Equal fixedly connected with supporting leg 3 in 4 bottom four corners of box, reach the purpose of supporting

box

4, 4 top middle parts of box are provided with spout 17, moving block 6 and spout 17 sliding connection, emergency button 1 runs through 4 front ends of box and extends, 4 top middle parts of box are provided with through-

hole

16, 4 top middle part right sides of box are provided with jack 20, the moving block 6 front and back sides all are provided with recess 7, block at 17 top edges of spout through recess 7, reach the stable purpose of moving block 6 slip, encoder 8, motor 15, display screen 5 and function button 2 all with first controller 13 electric connection,

electronic jar

12 and 14 electric connection of second controller, electronic jar 12 is by 14 independent control of second controller, the security is high, can in time carry out spacing removal to moving block 6.

The working principle is as follows: in the use process of the stroke limiting control device, the gear 10 is driven to rotate through the motor 15, so that the rack 11 is driven to move, the purpose of moving the moving block 6 is achieved, the rotating speed of the motor 15 is counted through the encoder 8, the rotating speed is converted into a distance through a formula by combining the first controller 13 and is displayed on the display screen 5, the motor 15 can be controlled to rotate through the function keys 2, the purpose of moving the specified distance of the moving block 6 is achieved, the stroke can be adjusted at will, the observation is convenient, when the machine breaks down, or when the motor 15 is powered off suddenly, the emergency button 1 is pressed, the electric cylinder 12 starts to work, the rack 11 is clamped by the clamping teeth 18, the purpose of emergency braking of the moving block 6 is achieved, the electric cylinder 12 is independently controlled by the second controller 14, the safety is high, the moving block 6 can be limited and moved in time, and the device is worthy of being popularized widely.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a stroke limit control device, includes box (4), its characterized in that: a support (9) is fixedly connected with the middle part of the inner rear wall of the box body (4), the top end of the support (9) is fixedly connected with a motor (15), a gear (10) is fixedly connected with the driving end of the front end of the motor (15), the top end of the gear (10) is engaged and connected with a rack (11), the rack (11) is arranged in the middle of the bottom end of the moving block (6), the right side in the box body (4) is fixedly connected with a base (19), the top end of the base (19) is fixedly connected with an electric cylinder (12), the top end of the electric cylinder (12) is fixedly connected with a latch (18), the left side of the front part in the box body (4) is fixedly connected with an encoder (8), the middle part in the front part in the box body (4) is fixedly connected with a first controller (13), the upper part of the right side of the inner front wall of the box body (4) is fixedly connected with a second controller (14), the front end of the second controller (14) is fixedly connected with an emergency button (1).

2. The travel limit control device according to claim 1, wherein: the four corners of the bottom end of the box body (4) are fixedly connected with supporting legs (3).

3. The travel limit control device according to claim 1, wherein: a sliding groove (17) is formed in the middle of the top end of the box body (4), and the moving block (6) is connected with the sliding groove (17) in a sliding mode.

4. The travel limit control device according to claim 1, wherein: the emergency button (1) penetrates through the front end of the box body (4) and extends.

5. The travel limit control device according to claim 1, wherein: the box body (4) is provided with a through hole (16) in the middle of the top end, and a jack (20) is arranged on the right side of the middle of the top end of the box body (4).

6. The travel limit control device according to claim 1, wherein: the front side and the rear side of the moving block (6) are provided with grooves (7).

7. The travel limit control device according to claim 1, wherein: the encoder (8), the motor (15), the display screen (5) and the function keys (2) are all electrically connected with the first controller (13).

8. The travel limit control device according to claim 1, wherein: the electric cylinder (12) is electrically connected with the second controller (14).