CN218983268U

CN218983268U - Lifting type end wall drilling tool

Info

Publication number: CN218983268U
Application number: CN202223175517.3U
Authority: CN
Inventors: 禹文清; 黄世繁; 唐江聪; 王万强; 张辉
Original assignee: Zhengzhou Mingtai Traffic New Material Co ltd
Current assignee: Zhengzhou Mingtai Traffic New Material Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-05-09
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a lifting type end wall drilling tool which comprises a drilling platform, a movable portal frame and a drilling device, wherein the movable portal frame comprises a cross beam, stand columns and driving wheels, the cross beam is arranged on the upper side of the drilling platform through the stand columns arranged on the two sides of the drilling platform, the stand columns are driven by the driving wheels to reciprocate on guide rails on the two sides of the drilling platform under the control of a control cabinet, a sliding block is arranged on the cross beam, the sliding block reciprocates along the cross beam under the control of the control cabinet, and the drilling device is arranged on the sliding block; the drilling platform comprises the lower frame, the upper frame, the support and the hydraulic cylinder, and the movable portal frame and the drilling platform are combined to realize the reciprocating movement of the movable portal frame on the drilling platform, so that the drilling position is adjusted, and meanwhile, the drilling platform has a lifting function, the integral height of the end wall can be adjusted, the integral levelness of the end wall is conveniently ensured, and the drilling quality is ensured.

Description

Lifting type end wall drilling tool

Technical field:

the utility model relates to the field of subway train body overhaul, in particular to a lifting type end wall drilling tool.

The background technology is as follows:

the aluminum alloy car body has the advantages of light weight, corrosion resistance, good appearance flatness and easy manufacturing of complex beautiful curved car bodies, and is welcome by urban transportation companies and railway transportation departments all over the world. With the increasing of the yield, the field construction efficiency is required to be improved. Because the aluminum alloy subway train body is formed by welding a plurality of partial sectional materials after assembly, if the sectional materials are drilled before assembly welding, the shrinkage of welding lines cannot be accurately controlled during welding, and the distance between drilling positions cannot be guaranteed, so that the whole drilling is required to be carried out on the end wall after the assembly welding of the end wall, and when the drilling is carried out on the position of the front surface of the end wall of the aluminum alloy subway train body, the drilling positions are more, the precision requirement is high, and the drilling and manual drilling before the assembly welding of the end wall cannot meet the construction requirement.

The utility model comprises the following steps:

the technical problems to be solved by the utility model are as follows: in the prior art, the problem that drilling holes before wall assembly welding and manual drilling cannot meet the construction precision requirement is solved.

The technical scheme of the utility model is as follows: the utility model provides a over-and-under type headwall drilling frock, includes drilling platform, portable portal frame and drilling equipment, portable portal frame includes crossbeam, stand and drive wheel, the crossbeam is through setting up in drilling platform both sides the stand is erect drilling platform's upside, and be in under the control of switch board pass through the drive wheel drives the stand reciprocating motion on the guide rail of drilling platform both sides, be provided with the slider on the crossbeam, the slider is in under the control of switch board follow crossbeam reciprocating motion, characterized by: the drilling device is arranged on the sliding block;

the drilling platform comprises a lower frame, an upper frame, a support and a hydraulic cylinder, wherein one end of the support is hinged with the lower frame, the other end of the support is hinged with the upper frame, one end of the hydraulic cylinder is hinged on the lower frame, and the other end of the hydraulic cylinder is hinged on the support and pushes the upper frame to move up and down.

Further, the upper frame is detachably provided with an extension fixing frame, and the extension fixing frame is formed by splicing a first fixing frame, a second fixing frame and a third fixing frame through assembling bolts.

Further, supporting blocks are arranged at four corners of the lower frame.

Further, the support includes outer support and inner support, and outer support and inner support middle part are articulated through the connecting axle, and the connecting axle passes through first link and two the piston rod of pneumatic cylinder articulates, two the other end of pneumatic cylinder passes through the second link and articulates with outer frame bottom.

Further, stoppers for limiting the driving wheels are arranged at the two ends of the guide rail.

Further, the drilling device comprises a drilling machine and a drill bit arranged on the drilling machine.

The beneficial effects of the utility model are as follows:

through the combination of portable portal frame and drilling platform, realize portable portal frame reciprocating motion on drilling platform to realize the adjustment to drilling position, simultaneously, drilling platform has the raising and lowering functions, can adjust the whole height of headwall, is convenient for guarantee the whole levelness of headwall, guarantees the quality of drilling, has solved the problem that drilling and manual drilling can't satisfy construction accuracy requirement before the wall assembly welding among the prior art.

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of preferred embodiments, as illustrated in the accompanying drawings.

Description of the drawings:

in order to more clearly illustrate the utility model or the technical solutions of the prior art, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the description below are only two of the utility models, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a front view of the present application.

Fig. 2 is a left side view of the present application.

Fig. 3 is a top view of the present application.

Fig. 4 is a schematic structural view of the drilling platform.

Fig. 5 is a schematic structural view of the extension fixing frame.

In the figure, a 1-cross beam, a 2-upright post, a 3-driving wheel, a 4-guide rail, a 5-drilling platform, a 6-cable drag chain, a 7-stop block and an 8-extension fixing frame;

51-lower frame, 52-upper frame, 53-hydraulic cylinder, 54-outer bracket, 55-inner bracket, 56-connecting shaft, 57-first connecting frame, 58-second connecting frame, 59-supporting block;

81-a first fixing frame, 82-a second fixing frame, 83-a third fixing frame and 84-assembling bolts.

The specific embodiment is as follows:

embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While the utility model is susceptible of embodiment in the drawings, it is to be understood that the utility model may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided to provide a more thorough and complete understanding of the utility model. It should be understood that the drawings and embodiments of the utility model are for illustration purposes only and are not intended to limit the scope of the present utility model.

It should be understood that the various steps recited in the method embodiments of the present utility model may be performed in a different order and/or performed in parallel. Furthermore, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the utility model is not limited in this respect.

The names of messages or information interacted between the devices in the embodiments of the present utility model are for illustrative purposes only and are not intended to limit the scope of such messages or information.

Example 1

As shown in fig. 1-4, a lifting type end wall drilling tool comprises a drilling platform 5, a movable portal frame and a drilling device, wherein the movable portal frame comprises a beam 1, upright posts 2 and driving wheels 3, the beam 1 is erected on the upper side of the drilling platform 5 through the upright posts 2 arranged on two sides of the drilling platform 5, and is driven by the driving wheels 3 to reciprocate on guide rails 4 on two sides of the drilling platform 5 under the control of a control cabinet, the beam 1 is provided with a sliding block, the sliding block reciprocates along the beam 1 under the control of the control cabinet, and the drilling device is arranged on the sliding block (the drilling device is a drilling machine and a drill bit arranged on the drilling machine, and the drill bit is detachably connected with the drilling machine and is convenient for personnel to replace); the drilling platform 5 comprises a lower frame 51, an upper frame 52, a bracket and a hydraulic cylinder 53, wherein one end of the bracket is hinged with the lower frame 51, the other end of the bracket is hinged with the upper frame 52, one end of the hydraulic cylinder 53 is hinged on the lower frame 51, and the other end of the hydraulic cylinder 53 is hinged on the bracket and pushes the upper frame 52 to move up and down; the whole height of the end wall is adjusted by the drilling platform 5, so that the levelness of the end wall is ensured, meanwhile, the sub driving wheels 3 drive the transfer type portal frame to move along the guide rail 4, so that the drilling device is driven to move together, and the drilling device is driven to move along the cross beam 1 under the action of the sliding block, so that the drilling operation of the end wall is realized, the positioning is accurate, and the drilling quality is constant; the control cabinet is arranged on the ground, and a hydraulic switch for controlling the hydraulic cylinder 53 to work is also arranged on the ground, and the control cabinet is communicated with the movable portal frame and the hydraulic cylinder 53 through a cable and a pipeline arranged in the cable drag chain 6.

In the present embodiment, the four corners of the lower frame 51 are provided with the supporting blocks 59, and the upper frame 52 can be placed on the supporting blocks 59 when being moved down to the bottommost position under the action of the hydraulic cylinder 53, so as to protect the hydraulic cylinder 53.

In the embodiment, the bracket comprises an outer bracket 54 and an inner bracket 55, the middle parts of the outer bracket 54 and the inner bracket 55 are hinged through a connecting shaft 56, the connecting shaft 56 is hinged with piston rods of two hydraulic cylinders 53 through a first connecting frame 57, and the other ends of the two hydraulic cylinders 53 are hinged with the bottom of the outer frame through a second connecting frame 58; by the cooperation of the outer bracket 54 and the inner bracket 55, the stability of the support of the upper frame 52 is ensured, and at the same time, the two hydraulic cylinders 53 ensure the supporting force of the upper frame 52.

In this embodiment, the two ends of the guide rail 4 are provided with stoppers 7 for limiting the driving wheel 3, and when the driving wheel 3 drives the movable gantry to move on the guide rail 4, the movable gantry is prevented from sliding out of the guide rail 4.

When the drilling device is used, the end wall is placed on the drilling platform 5 and clamped and fixed, then the drilling template is fixed on the end wall, the position of the drilling device is adjusted through the movable portal frame, and the height of the end wall is adjusted through the drilling platform 5, so that the drilling operation on the end wall is realized.

Example two

As shown in fig. 5, this embodiment is obtained by adding technical features such as an extension fixing frame 8 on the basis of the first embodiment, and other technical features are the same as those of the first embodiment, and the same features are not described herein, wherein the difference between this embodiment and the first embodiment is that: the upper frame 52 is detachably provided with an extension fixing frame 8, and the extension fixing frame 8 is formed by splicing a first fixing frame 81, a second fixing frame 82 and a third fixing frame 59 through assembling bolts 84.

In this embodiment, the setting of extension mount 8 has increased drilling platform 5's area of support to realize the drilling operation of unidimensional headwall, simultaneously, extension mount 8 is that first mount 81, second mount 82 and third mount 59 splice through the equipment bolt and form, can also prevent to need more hydraulic power because of extension mount 8 is too heavy according to the area adjustment of headwall extension mount 8, causes the waste.

Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims

1. The utility model provides a over-and-under type headwall drilling frock, includes drilling platform, portable portal frame and drilling equipment, portable portal frame includes crossbeam, stand and drive wheel, the crossbeam is through setting up in drilling platform both sides the stand is erect drilling platform's upside, and under the control of switch board passes through the drive wheel drives the stand reciprocating motion on the guide rail of drilling platform both sides, be provided with the slider on the crossbeam, the slider is in under the control of switch board follow crossbeam reciprocating motion, characterized by: the drilling device is arranged on the sliding block;

2. The lifting end wall drilling tool as claimed in claim 1, wherein: the upper frame is detachably provided with an extension fixing frame, and the extension fixing frame is formed by splicing a first fixing frame, a second fixing frame and a third fixing frame through assembling bolts.

3. The lifting end wall drilling tool as claimed in claim 2, wherein: support blocks are arranged at four corners of the lower frame.

4. A lifting end wall drilling tool as claimed in claim 3, wherein: the support includes outer support and inner support, and outer support and inner support middle part are articulated through the connecting axle, and the connecting axle passes through first link and two the piston rod of pneumatic cylinder articulates, two the other end of pneumatic cylinder passes through the second link and articulates with outer frame bottom.

5. The lifting end wall drilling tool of claim 4, wherein: and stoppers for limiting the driving wheels are arranged at two ends of the guide rail.

6. The lifting end wall drilling tool of claim 5, wherein: the drilling device comprises a drilling machine and a drill bit arranged on the drilling machine.