阅读说明：本技术 一种双梁定位装置 (Double-beam positioning device ) 是由 车志涛 于 2020-05-28 设计创作，主要内容包括：本发明公开了一种双梁定位装置,包括小车,小车的下表面个固定安装有固定板、支撑板一、支撑板二与电机,且支撑板一位于支撑板二的一侧,固定板位于支撑板一的一侧,电机位于支撑板一的一侧,固定板的一侧表面固定连接有U形槽、电磁铁、弹簧与底板,且U形槽位于底板的上方,弹簧位于U形槽的上方,且电磁铁位于弹簧的内部,U形槽的内部旋转连接有卡板,且卡板的上端固定连接有磁铁,卡板的上端与弹簧的一段固定连接,且磁铁位于弹簧内部,底板的上表面固定安装有液压气缸,电机的电机轴上固定安装有旋转轴,且旋转轴的侧表面固定连接有齿轮,齿轮位于卡板的一侧,支撑板一与支撑板二之间设有移动轮,且移动轮的下方设有双梁轨道。(The invention discloses a double-beam positioning device, which comprises a trolley, wherein a fixed plate, a first supporting plate, a second supporting plate and a motor are fixedly arranged on the lower surface of the trolley, the first supporting plate is positioned on one side of the second supporting plate, the fixed plate is positioned on one side of the first supporting plate, the motor is positioned on one side of the first supporting plate, a U-shaped groove, an electromagnet, a spring and a bottom plate are fixedly connected on the surface of one side of the fixed plate, the U-shaped groove is positioned above the bottom plate, the spring is positioned above the U-shaped groove, the electromagnet is positioned inside the spring, a clamping plate is rotatably connected inside the U-shaped groove, the upper end of the clamping plate is fixedly connected with a magnet, the upper end of the clamping plate is fixedly connected with one section of the spring, the magnet is positioned inside the spring, a hydraulic cylinder is fixedly arranged on the, a moving wheel is arranged between the first supporting plate and the second supporting plate, and a double-beam track is arranged below the moving wheel.)

1. The utility model provides a two roof beam positioner, includes dolly (1), its characterized in that: the lower surface of the trolley (1) is fixedly provided with a fixing plate (2), a first supporting plate (4), a second supporting plate (5) and a motor (8), the first supporting plate (4) is positioned on one side of the second supporting plate (5), the fixing plate (2) is positioned on one side of the first supporting plate (4), the motor (8) is positioned on one side of the first supporting plate (4), one side surface of the fixing plate (2) is fixedly connected with a U-shaped groove (11), an electromagnet (12), a spring (13) and a bottom plate (22), the U-shaped groove (11) is positioned above the bottom plate (22), the spring (13) is positioned above the U-shaped groove (11), the electromagnet (12) is positioned inside the spring (13), the U-shaped groove (11) is rotatably connected with a clamping plate (15), the upper end of the clamping plate (15) is fixedly connected with a magnet (14), and the upper end of the clamping plate (15) is fixedly connected with one section of, and magnet (14) are located inside spring (13), the last fixed surface of bottom plate (22) installs hydraulic cylinder (17), fixed mounting has rotation axis (9) on the motor shaft of motor (8), and the side surface fixedly connected with gear (10) of rotation axis (9), gear (10) are located one side of cardboard (15), be equipped with between backup pad (4) and backup pad two (5) and remove wheel (6), and the below that removes wheel (6) is equipped with two roof beam track (7).

2. A double beam positioning device as claimed in claim 1, wherein: the inside of fixed plate (2) is equipped with the through-hole, the internally mounted of backup pad (4) has bearing (3), rotation axis (9) pass fixed plate (2) and backup pad (4) and remove wheel (6) fixed connection.

3. A double beam positioning device as claimed in claim 1, wherein: remove wheel (6) inside and be equipped with the drum and stop piece (19) and connecting plate (21), connecting plate (21) and removal wheel (6) fixed connection, and the both ends of connecting plate (21) stop piece (19) swing joint with the drum.

4. A double beam positioning device as claimed in claim 3, wherein: the inside of piece (19) is stopped to the drum is equipped with hydraulic cylinder (18) and spring two (20), and hydraulic cylinder (18) are located the top of spring two (20), the both ends of spring two (20) and the side surface fixed connection of piece (19) are stopped to the drum, the both ends swing joint bracing piece (24) of hydraulic cylinder (18), and the one end of bracing piece (24) and the side surface fixed connection of piece (19) are stopped to the drum.

5. A double beam positioning device as claimed in claim 1, wherein: the side surface of the hydraulic cylinder (17) is fixedly connected with a hydraulic pipe (23), and the other end of the hydraulic pipe (23) is fixedly connected with the first hydraulic cylinder (18).

6. A double beam positioning device as claimed in claim 3, wherein: the drum brake pieces (19) are provided with two groups.

7. A double beam positioning device as claimed in claim 1, wherein: the power switch of the motor (8) is the same as the power switch of the electromagnet (12).

Technical Field

The invention belongs to the technical field of mechanical positioning devices, and particularly relates to a double-beam positioning device.

Background

Double beam positioning devices, most of which are commonly used in life, are in the field of cranes. The crane is generally divided into a crane, a double-beam tower crane, a crown block and the like, and a brake for the movement of a middle trolley of the double-beam tower crane is a double-beam positioning device. When a common crane lifts a heavy object and then stops after moving for a certain distance through the trolley, the trolley can continue to move for a certain distance forward due to inertia, so that the positioning precision is poor, time is wasted when the ideal position can be reached only by repeated adjustment of workers, and the positioning device is not suitable for working condition operation with more precise positioning.

Disclosure of Invention

The invention aims to provide a double-beam positioning device to solve the problems that the existing double-beam positioning device is inaccurate in positioning precision, long in operation time and not suitable for working under high-precision working conditions.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a two roof beam positioner, includes the dolly, its characterized in that: the lower surface of the trolley is fixedly provided with a fixed plate, a first supporting plate, a second supporting plate and a motor, the first supporting plate is positioned on one side of the second supporting plate, the fixed plate is positioned on one side of the first supporting plate, the motor is positioned on one side of the first supporting plate, the surface of one side of the fixed plate is fixedly connected with a U-shaped groove, an electromagnet, a spring and a bottom plate, the U-shaped groove is positioned above the bottom plate, the spring is positioned above the U-shaped groove, the electromagnet is positioned inside the spring, the inside of the U-shaped groove is rotatably connected with a clamping plate, the upper end of the clamping plate is fixedly connected with a magnet, the upper end of the clamping plate is fixedly connected with one section of the spring, the magnet is positioned inside the spring, the upper surface of the bottom plate is fixedly provided with a hydraulic cylinder, a, and a moving wheel is arranged between the first supporting plate and the second supporting plate, and a double-beam track is arranged below the moving wheel.

Preferably, a through hole is formed in the fixing plate, a bearing is installed in the first supporting plate, and the rotating shaft penetrates through the fixing plate and the first supporting plate to be fixedly connected with the moving wheel.

Preferably, the inside drum of being equipped with of removal wheel is stopped piece and connecting plate, the connecting plate with remove wheel fixed connection, and the both ends of connecting plate and drum are stopped piece swing joint.

Preferably, the inside that the piece was stopped to the drum is equipped with hydraulic cylinder one and spring two, and hydraulic cylinder one is located the top of spring two, the both ends of spring two and the side surface fixed connection that the piece was stopped to the drum, the both ends swing joint bracing piece of hydraulic cylinder one, and the one end of bracing piece and the side surface fixed connection that the piece was stopped to the drum.

Preferably, a hydraulic pipe is fixedly connected to a side surface of the hydraulic cylinder, and the other end of the hydraulic pipe is fixedly connected to the first hydraulic cylinder.

Preferably, the drum brake sheets are provided with two groups.

Preferably, the electric switch of the motor and the electric switch of the electromagnet are the same.

Compared with the prior art, the invention has the following beneficial effects:

according to the trolley, the device is powered off, the electromagnet loses magnetism, the spring pushes the clamping plate, the lower end of the clamping plate can be clamped with the gear, the rotating shaft stops rotating rapidly, the trolley is braked in the first step, the trolley continues to move the moving wheel forwards under the action of inertia, the bottom of the clamping plate extrudes the hydraulic cylinder when the clamping plate is clamped with the gear, the hydraulic cylinder extrudes the hydraulic cylinder through the hydraulic pipe, the supporting rod pushes the drum brake pieces towards two sides, and the drum brake pieces brake the moving wheel, so that the trolley is further positioned, the positioning error can be reduced, the operation time is shortened, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of B in the structural schematic of the present invention;

fig. 3 is a schematic view of the internal structure of the moving wheel of the present invention.

In the figure: the device comprises a trolley 1, a fixing plate 2, a bearing 3, a first supporting plate 4, a second supporting plate 5, a moving wheel 6, a double-beam rail 7, a motor 8, a rotating shaft 9, a gear 20, a U-shaped groove 11, an electromagnet 12, a spring 13, a magnet 14, a clamping plate 15, a hydraulic cylinder 17, a first hydraulic cylinder 18, a drum brake sheet 19, a second spring 20, a connecting plate 21, a bottom plate 22, a hydraulic pipe 23 and a supporting rod 24.

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.

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a two roof beam positioner, includes dolly 1, its characterized in that: the lower surface of the trolley 1 is fixedly provided with a fixed plate 2, a first support plate 4, a second support plate 5 and a motor 8, the first support plate 4 is positioned on one side of the second support plate 5, the fixed plate 2 is positioned on one side of the first support plate 4, the motor 8 is positioned on one side of the first support plate 4, the surface of one side of the fixed plate 2 is fixedly connected with a U-shaped groove 11, an electromagnet 12, a spring 13 and a bottom plate 22, the U-shaped groove 11 is positioned above the bottom plate 22, the spring 13 is positioned above the U-shaped groove 11, the electromagnet 12 is positioned inside the spring 13, a clamping plate 15 is rotatably connected inside the U-shaped groove 11, the upper end of the clamping plate 15 is fixedly connected with a magnet 14, the upper end of the clamping plate 15 is fixedly connected with one section of the spring 13, the magnet 14 is positioned inside the spring 13, the upper surface of the bottom plate 22 is, and a gear 10 is fixedly connected to the side surface of the rotating shaft 9, the gear 10 is positioned on one side of the clamping plate 15, a moving wheel 6 is arranged between the first support plate 4 and the second support plate 5, and a double-beam track 7 is arranged below the moving wheel 6.

The inside of fixed plate 2 is equipped with the through-hole, the internally mounted of backup pad 4 has bearing 3, rotation axis 9 passes fixed plate 2 and backup pad 4 and removes wheel 6 fixed connection.

Remove 6 inside drums of taking turns and stop piece 19 and the connecting plate 21 of being equipped with, connecting plate 21 and 6 fixed connection of removal wheel, and the both ends of connecting plate 21 and drum stop piece 19 swing joint.

The inside of piece 19 is stopped to the drum is equipped with hydraulic cylinder 18 and two 20 springs, and hydraulic cylinder 18 is located the top of two 20 springs, the both ends of two 20 springs and the side surface fixed connection that piece 19 was stopped to the drum, the both ends swing joint bracing piece 24 of hydraulic cylinder 18, and the one end of bracing piece 24 and the side surface fixed connection that piece 19 was stopped to the drum.

A hydraulic pipe 23 is fixedly connected to the side surface of the hydraulic cylinder 17, and the other end of the hydraulic pipe 23 is fixedly connected with the first hydraulic cylinder 18.

Two sets of drum brake pieces 19 are provided.

The power switch of the motor 8 and the power switch of the electromagnet 12 are the same.

The working principle and the using process of the invention are as follows: when the device is used, the device is powered off, so that the electromagnet 12 loses magnetism, the spring 13 pushes the clamping plate 15, the lower end of the clamping plate 15 can be clamped with the gear 10, the rotating shaft 9 stops rotating rapidly, the bottom of the clamping plate 15 is pressed slowly while the spring 13 pushes the clamping plate 15, the hydraulic cylinder 17 extrudes the support rods 24 on two sides of the first hydraulic cylinder 18 through the hydraulic pipes 23, the support rods 24 push the drum brake pieces 19, and the drum brake pieces 19 further brake the moving wheel 6.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.