CN209758865U - EMS self-propelled trolley - Google Patents

EMS self-propelled trolley Download PDF

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Publication number
CN209758865U
CN209758865U CN201920094017.6U CN201920094017U CN209758865U CN 209758865 U CN209758865 U CN 209758865U CN 201920094017 U CN201920094017 U CN 201920094017U CN 209758865 U CN209758865 U CN 209758865U
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China
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frame
trolley
horizontal mounting
wheel
mounting frame
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CN201920094017.6U
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Chinese (zh)
Inventor
舒予
王一丰
王应杰
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Zhejiang Jingdian Cnc Equipment Co Ltd
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Zhejiang Jingdian Cnc Equipment Co Ltd
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Abstract

The utility model relates to an EMS is dolly by oneself, including frame, controller and wiping line track, a plurality of dolly that hangs. Each suspension trolley comprises a first horizontal mounting frame, a second horizontal mounting frame, a two-walking mechanism, a lifting mechanism and a lifting appliance mechanism; each traveling mechanism comprises a frame and a plurality of wheel frames, a C-shaped notch is formed in each wheel frame, an electric brush is arranged in each C-shaped notch, each wheel frame is hooked on the corresponding track through the C-shaped notch and is in sliding contact and electric connection with the corresponding track through the electric brush, a plurality of stop bolts limiting the corresponding track in the C-shaped notch are arranged on the corresponding C-shaped notch, rolling wheels in rolling contact with the corresponding track are arranged on the parts, located above the corresponding tracks, of the wheel frames, a driving motor electrically connected with the electric brushes is arranged on the wheel frame at the foremost end of the suspended trolley, and the driving; the lifting mechanism comprises two electric hoists and a scissor fork, the scissor fork is hinged with the first horizontal mounting frame and the second horizontal mounting frame respectively, and the two electric hoists are symmetrically arranged on two sides of the scissor fork and are connected with the first horizontal mounting frame and the second horizontal mounting frame. The structure has small noise and stable and efficient operation.

Description

EMS self-propelled trolley
Technical Field
The utility model relates to an assembly line auxiliary assembly technical field especially relates to an EMS dolly by oneself.
Background
In the existing flow production lines of products such as household appliances, light industry, mechanical manufacturing, automobile assembly, component assembly and the like, high-level assembly generally adopts a traveling crane or KBK hoisting mode, and some products adopt an annular automatic hoist. The mode has low efficiency, high labor intensity and high noise, and is difficult to realize semi-automatic production.
With the continuous updating of the technology, a new assembly conveying System, namely an overhead suspended Electric Monorail System (EMS) comes into force, which mainly comprises a running trolley track, a suspended trolley, a structure for fixing the trolley track and a controller. However, the existing EMS self-propelled trolley is generally only used for light material conveying due to the limitation of bearing and action freedom, when a heavy workpiece is loaded, the self-propelled trolley is heavy and difficult to realize automatic operation, has the defects of unstable walking along a track, large workpiece shaking amount, large shaking in the lifting process and the like, and is not suitable for occasions needing high-speed stable operation in the mechanized conveying process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome above-mentioned problem, and provided an EMS is dolly by oneself that operates steadily.
The technical scheme of the utility model is that: the utility model relates to an EMS self-propelled trolley, which comprises a frame, a controller and a sliding contact line track which is arranged above the frame and is annular, wherein a plurality of suspended trolleys are arranged on the sliding contact line track; the method is characterized in that: each suspension trolley comprises a first horizontal mounting frame, a second horizontal mounting frame, two travelling mechanisms, a lifting mechanism and a hanger mechanism, and the controller is electrically connected with the travelling mechanisms, the lifting mechanisms and the hanger mechanisms; the second horizontal mounting frame is positioned below the first horizontal mounting frame, a mounting beam extending along the conveying direction is arranged in the center of the upper end face of the first horizontal mounting frame, and the two travelling mechanisms are respectively arranged at two ends of the mounting beam;
Each traveling mechanism comprises a frame and a plurality of wheel frames, the frame extends along the conveying direction and is fixed at one end of the mounting beam, the wheel frames are sequentially arranged along the frame, a C-shaped notch corresponding to the cross section shape of the trolley conductor rail is formed in each wheel frame, an electric brush is arranged in each C-shaped notch, and the wheel frames are hooked on the trolley conductor rails through the C-shaped notches and form trolley contact electric connection with the side walls of the trolley conductor rails through the electric brushes; a plurality of blocking bolts are respectively arranged on the upper inner side surface and the lower inner side surface of the C-shaped notch, and the blocking bolts are blocked on one side of the sliding contact line track to limit the sliding contact line track in the C-shaped notch; a roller mounting cavity is formed in the part, located above the trolley line track, of the wheel frame, a roller is rotatably mounted in the roller mounting cavity, and the rotating central axis of the roller is perpendicular to the trolley line track; the end face of the roller mounting cavity, which is in contact with the upper end face of the sliding contact line rail, is also provided with a roller opening, so that the roller is in rolling contact with the upper end face of the sliding contact line rail through the roller opening; the wheel frame at the foremost end of the suspension trolley is also fixedly provided with a driving motor electrically connected with the electric brush, and an output shaft of the driving motor is connected with the corresponding roller;
The lifting mechanism comprises two electric hoists and a group of scissors forks, one end of each scissors fork is hinged with the first horizontal mounting frame and the second horizontal mounting frame respectively, the two electric hoists are symmetrically arranged on two sides of each scissors fork, and one end of each electric hoist is connected with the first horizontal mounting frame and the second horizontal mounting frame respectively;
The lifting appliance mechanism comprises two lifting appliance frames which are arranged on the lower end face of the second horizontal mounting frame, and the lifting appliance frames are arranged in a bilateral symmetry mode about the trolley line track.
This structure is established on the wiping line track through the C type breach hook of wheel frame to by the spacing restriction that blocks the bolt, guarantee to hang the dolly and orbital being connected firmly, and drive the gyro wheel roll by brush and wiping line track and provide the electric energy for driving motor, realize hanging the dolly from this and follow the orbital automatic walking of wiping line. The electric block synchronous lifting that the lift process set up through bilateral symmetry and the balance of the scissors fork of intermediate position are flexible, guarantee to go up and down more balanced, are difficult for rocking.
Further, EMS is dolly by oneself in, every hoist frame is the shape of falling the U, including a hoist crossbeam and two davits of vertical setting at hoist crossbeam both ends, every davit lower extreme is equipped with an articulated seat, be equipped with the support claw that the level extends on the articulated seat, through connection has adjusting screw and articulates through adjusting screw between articulated seat and the support claw, the last spiral shell that still goes up of adjusting screw is equipped with and is used for locking articulated seat, support claw in order to restrict its pivoted nut. Therefore, the supporting claw can horizontally rotate to open or furl outwards, and clamping and supporting of different workpieces are realized.
Further, EMS is dolly by oneself in, be equipped with a plurality of exhaust fans and light along direction of delivery on the frame.
Further, EMS is dolly by oneself in, be connected with a plurality of C type connection pieces between frame and the wiping line track lateral wall, the opening of C type connection piece is towards taking turns the frame and making the part that the frame is located wiping line track top slide and pass this opening.
Further, EMS is dolly by oneself in, the sliding contact line track adopts the aluminum alloy to make.
Further, EMS is dolly by oneself in, the gyro wheel adopts polyurethane rubber-coated wheel, and the heavy burden ability is big, the wearability is good, intensity is high.
Further, EMS is dolly by oneself in, every running gear's of group wheel frame is two, sets up respectively at the frame both ends.
The utility model has the advantages that:
Compared with the traditional travelling crane or KBK hoisting and conveying mode, the utility model not only has the advantages of low noise and high efficiency of the EMS automatic trolley, but also is hooked on the trolley line rail through the wheel frame, and the electric energy is provided for the driving motor to drive the roller to roll by the sliding contact of the brush and the trolley line rail, thereby being efficient and energy-saving; the C-shaped notch structure of the wheel frame and the limit of the blocking bolt can ensure stable conveying of the wheel frame on the rail, the wheel frame cannot be loosened from the rail, the balance effect of the scissors and the balance effect of the electric block which is symmetrically arranged are combined to obviously improve the lifting balance, the purposes of reducing shaking and shaking amount are achieved, and the wheel frame is suitable for conveying assembly lines of heavy workpieces.
Drawings
Fig. 1 is a top view of the present invention.
Fig. 2 is a schematic view of a partial front view of the present invention.
Fig. 3 is a partial perspective view of the present invention.
Fig. 4 is a partially enlarged schematic view of fig. 3.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings:
Referring to fig. 1-2, the EMS self-propelled trolley according to the embodiment includes a frame 1, a controller, and a trolley line rail 2 that is arranged above the frame 1 and is annular, where the trolley line rail 2 is made of aluminum alloy. A plurality of suspension trolleys 3 are arranged on the trolley line track 2; and a plurality of exhaust fans and illuminating lamps are further arranged on the frame 1 along the conveying direction.
Each suspension trolley 3 comprises a first horizontal mounting frame 4, a second horizontal mounting frame 5, two travelling mechanisms 7, a lifting mechanism and a lifting appliance mechanism, and the controller is electrically connected with the travelling mechanisms 7, the lifting mechanisms and the lifting appliance mechanisms; the second horizontal installation frame 5 is located below the first horizontal installation frame 4, an installation beam 6 extending along the conveying direction is arranged at the center of the upper end face of the first horizontal installation frame 4, and the two travelling mechanisms 7 are respectively arranged at two ends of the installation beam 6.
With reference to fig. 3 and 4, each traveling mechanism 7 of the present embodiment includes a vehicle frame 701 and a plurality of wheel frames 702, the vehicle frame 701 extends in the conveying direction and is fixed to one end of the mounting beam 6, and the wheel frames 702 are sequentially arranged along the vehicle frame 701. In this embodiment, two wheel frames 702 of each set of traveling mechanism 7 are respectively disposed at two ends of the frame 701. Each wheel frame 702 is provided with a C-shaped notch 703 corresponding to the cross section shape of the trolley conductor rail 2, an electric brush is arranged in the C-shaped notch 703, and the wheel frame 702 is hooked on the trolley conductor rail 2 through the C-shaped notch 703 and forms sliding contact electric connection with the side wall of the trolley conductor rail 2 through the electric brush; a plurality of blocking bolts 704 are respectively arranged on the upper inner side surface and the lower inner side surface of the C-shaped notch 703, and the blocking bolts 704 are blocked on one side of the sliding contact line track 2 so that the sliding contact line track 2 is limited in the C-shaped notch 703; a roller mounting cavity is formed in the part, located above the trolley line track 2, of the wheel frame 702, a roller 705 is rotatably mounted in the roller mounting cavity, the rotating central axis of the roller 705 is perpendicular to the trolley line track 2, and the roller 705 is made of polyurethane rubber coated wheels. A roller opening 706 is further formed in the end face of the roller mounting cavity, which is in contact with the upper end face of the trolley line rail, so that the roller 705 is in rolling contact with the upper end face of the trolley line rail 2 through the roller opening 706; the wheel frame 702 at the foremost end of the suspension trolley 3 is further fixed with a driving motor 8 electrically connected with the electric brush, and an output shaft of the driving motor 8 is connected with a corresponding roller 705 thereof. Therefore, the driving motor 8 is supplied with power by the brush in sliding contact with the trolley line track 2, and drives the roller 705 at the forefront to roll, the roller 705 at the forefront is a driving wheel, and the rollers 705 at the rear end are driven wheels, so that automatic sliding on the trolley line track 2 is realized.
Referring to fig. 2, elevating system includes two electric block 9 and a set of scissors fork 10, the one end of scissors fork 10 is articulated with first horizontal installation frame 4 and second horizontal installation frame 5 respectively, and two electric block 9 symmetries set up the both sides at scissors fork 10, and the one end of every electric block 9 is connected with first horizontal installation frame 4 and second horizontal installation frame 5 respectively. Two electric block 9 synchronous symmetry of lift in-process are flexible for the relative 5 oscilaltions of first horizontal installation frame of second horizontal installation frame 4, simultaneously because scissors fork 10 is articulated with first horizontal installation frame 4 and second horizontal installation frame 5 simultaneously, can stretch out and draw back in step, play the balancing act, can effectively avoid only relying on rocking that two electric block 9's traction brought.
the lifting appliance mechanism comprises two lifting appliance frames 11 arranged on the lower end face of the second horizontal mounting frame 5, and the lifting appliance frames 11 are arranged in bilateral symmetry with respect to the trolley line rail 2. Wherein, every hoist frame 11 is the shape of falling U, including a hoist crossbeam and two davits 1101 of vertical setting at hoist crossbeam both ends, every davit 1101 lower extreme is equipped with a articulated seat 1102, be equipped with the support claw 1103 of horizontal extension on the articulated seat 1102, it is articulated through adjusting screw and through adjusting screw to articulate to run through between articulated seat 1102 and the support claw 1103, and the last screw thread that still is equipped with of adjusting screw is used for locking articulated seat, holds in the palm the claw in order to restrict its pivoted nut. The work piece presss from both sides and presss from both sides between two hoist frames 11, and this structure accessible unscrew nut for it changes to open the angle between articulated seat 1102 and the support claw 1103, satisfies the supporting requirement of different work pieces.
With reference to fig. 4, this embodiment further specifically describes a connection structure between the frame 1 and the trolley line rail 2. A plurality of C-shaped connecting pieces 12 are connected between the frame 1 and the sidewall of the trolley line rail 2, and the openings of the C-shaped connecting pieces 12 face the wheel frame 702 so that the part of the wheel frame 702 above the trolley line rail 2 slides through the openings.
The specific embodiments described herein are merely illustrative of the principles of the present invention and its efficacy, and are not intended to limit 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. Therefore, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical idea of the present invention shall be covered by the claims of the present invention.

Claims (7)

1. An EMS self-propelled trolley comprises a frame, a controller and a sliding contact line rail which is arranged above the frame and is annular, wherein a plurality of suspended trolleys are arranged on the sliding contact line rail; the method is characterized in that: each suspension trolley comprises a first horizontal mounting frame, a second horizontal mounting frame, two travelling mechanisms, a lifting mechanism and a hanger mechanism, and the controller is electrically connected with the travelling mechanisms, the lifting mechanisms and the hanger mechanisms; the second horizontal mounting frame is positioned below the first horizontal mounting frame, a mounting beam extending along the conveying direction is arranged in the center of the upper end face of the first horizontal mounting frame, and the two travelling mechanisms are respectively arranged at two ends of the mounting beam;
Each traveling mechanism comprises a frame and a plurality of wheel frames, the frame extends along the conveying direction and is fixed at one end of the mounting beam, the wheel frames are sequentially arranged along the frame, a C-shaped notch corresponding to the cross section shape of the trolley conductor rail is formed in each wheel frame, an electric brush is arranged in each C-shaped notch, and the wheel frames are hooked on the trolley conductor rails through the C-shaped notches and form trolley contact electric connection with the side walls of the trolley conductor rails through the electric brushes; a plurality of blocking bolts are respectively arranged on the upper inner side surface and the lower inner side surface of the C-shaped notch, and the blocking bolts are blocked on one side of the sliding contact line track to limit the sliding contact line track in the C-shaped notch; a roller mounting cavity is formed in the part, located above the trolley line track, of the wheel frame, a roller is rotatably mounted in the roller mounting cavity, and the rotating central axis of the roller is perpendicular to the trolley line track; the end face of the roller mounting cavity, which is in contact with the upper end face of the sliding contact line rail, is also provided with a roller opening, so that the roller is in rolling contact with the upper end face of the sliding contact line rail through the roller opening; the wheel frame at the foremost end of the suspension trolley is also fixedly provided with a driving motor electrically connected with the electric brush, and an output shaft of the driving motor is connected with the corresponding roller;
the lifting mechanism comprises two electric hoists and a group of scissors forks, one end of each scissors fork is hinged with the first horizontal mounting frame and the second horizontal mounting frame respectively, the two electric hoists are symmetrically arranged on two sides of each scissors fork, and one end of each electric hoist is connected with the first horizontal mounting frame and the second horizontal mounting frame respectively;
The lifting appliance mechanism comprises two lifting appliance frames which are arranged on the lower end face of the second horizontal mounting frame, and the lifting appliance frames are arranged in a bilateral symmetry mode about the trolley line track.
2. The EMS self-propelled trolley of claim 1, wherein: every hoist frame is the shape of falling U, including a hoist crossbeam and two davits of vertical setting at hoist crossbeam both ends, every davit lower extreme is equipped with an articulated seat, be equipped with the support claw of horizontal extension on the articulated seat, it is articulated through adjusting screw rod and through adjusting screw rod to articulate to run through between articulated seat and the support claw, and adjusting screw rod goes up still the spiral shell and is equipped with and is used for locking articulated seat, holds in the palm the nut of claw in order to restrict its pivoted.
3. the EMS self-propelled trolley of claim 1, wherein: and a plurality of exhaust fans and illuminating lamps are arranged on the frame along the conveying direction.
4. The EMS self-propelled trolley of claim 1, wherein: a plurality of C-shaped connecting pieces are connected between the frame and the side wall of the trolley line track, and the openings of the C-shaped connecting pieces face the wheel frame, so that the part, above the trolley line track, of the wheel frame slides through the openings.
5. the EMS self-propelled trolley of claim 1, wherein: the sliding contact line rail is made of aluminum alloy.
6. The EMS self-propelled trolley of claim 1, wherein: the roller adopts a polyurethane rubber-coated wheel.
7. the EMS self-propelled trolley of claim 1, wherein: the two wheel frames of each group of travelling mechanism are respectively arranged at the two ends of the frame.
CN201920094017.6U 2019-01-21 2019-01-21 EMS self-propelled trolley Active CN209758865U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920094017.6U CN209758865U (en) 2019-01-21 2019-01-21 EMS self-propelled trolley

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920094017.6U CN209758865U (en) 2019-01-21 2019-01-21 EMS self-propelled trolley

Publications (1)

Publication Number Publication Date
CN209758865U true CN209758865U (en) 2019-12-10

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CN201920094017.6U Active CN209758865U (en) 2019-01-21 2019-01-21 EMS self-propelled trolley

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CN (1) CN209758865U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113003413A (en) * 2021-02-23 2021-06-22 机械工业第九设计研究院有限公司 Shear type guide stabilizing mechanism matched with electric hoist system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113003413A (en) * 2021-02-23 2021-06-22 机械工业第九设计研究院有限公司 Shear type guide stabilizing mechanism matched with electric hoist system

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