CN112846280A - Aluminum mould plate support perforating device convenient to carry - Google Patents

Aluminum mould plate support perforating device convenient to carry Download PDF

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Publication number
CN112846280A
CN112846280A CN202110226449.XA CN202110226449A CN112846280A CN 112846280 A CN112846280 A CN 112846280A CN 202110226449 A CN202110226449 A CN 202110226449A CN 112846280 A CN112846280 A CN 112846280A
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CN
China
Prior art keywords
punching
plate
perforating
moving seat
sides
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110226449.XA
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Chinese (zh)
Inventor
冯俊萍
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Jiangsu University of Technology
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Jiangsu University of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu University of Technology filed Critical Jiangsu University of Technology
Priority to CN202110226449.XA priority Critical patent/CN112846280A/en
Publication of CN112846280A publication Critical patent/CN112846280A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B39/00General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/12Radial drilling machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B47/00Constructional features of components specially designed for boring or drilling machines; Accessories therefor
    • B23B47/26Liftable or lowerable drill heads or headstocks; Balancing arrangements therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means

Abstract

The invention relates to the technical field of buildings, in particular to a portable aluminum template support perforating device which comprises a supporting structure and a perforating structure, wherein the supporting structure comprises a supporting groove frame and a positioning clamping plate, the positioning clamping plate is oppositely arranged on two sides of the supporting groove frame and can horizontally move relative to the supporting groove frame, the top of the supporting groove frame bears an aluminum template, two sides of the aluminum template are respectively positioned by one positioning clamping plate, one side of the supporting groove frame is provided with a horizontal driving mechanism, the perforating structure comprises a moving seat and a perforating piece, the moving seat is connected with the horizontal driving mechanism, the horizontal driving mechanism drives the moving seat and the perforating piece connected with the moving seat to move along the X axial direction, the top of the moving seat is fixedly provided with a lifting cylinder, the perforating piece comprises a perforating head and a telescopic device, the telescopic device is respectively connected with the perforating head and the lifting cylinder, the telescopic device drives the perforating head to move along the Y axial direction, the invention can solve the problem that the, the job site is comparatively narrow and small, and it is inconvenient to remove to carry, the not good problem of flexibility of use.

Description

Aluminum mould plate support perforating device convenient to carry
Technical Field
The invention relates to the technical field of buildings, in particular to a portable aluminum template support punching device.
Background
The aluminum mould board is called the aluminum alloy template for building entirely, the design research and development and the construction of aluminum mould board are used, be the once big development of building trade, the application of aluminum mould board system in building trade, the efficiency of construction of house building engineering has been improved, including at building material, the manual work is arranged and is all great saving a lot, but current aluminum mould board support need carry out surperficial processing of punching according to the construction needs on scene in the concrete use, current punching equipment is bulky, the job site is comparatively narrow and small, it is inconvenient to remove to carry, the flexibility of use is not good.
Disclosure of Invention
The invention aims to provide a portable aluminum formwork support perforating device, which aims to solve the problems that in the prior art, the aluminum formwork support needs to be subjected to surface perforating treatment according to site construction needs in specific use, the existing perforating equipment is large in size, narrow in construction site, inconvenient to move and carry and poor in use flexibility.
In order to achieve the purpose, the invention provides the following technical scheme: a portable aluminum template support perforating device comprises a supporting structure and a perforating structure, wherein the supporting structure comprises a supporting groove frame and two positioning clamping plates, the two positioning clamping plates are oppositely arranged on two sides of the supporting groove frame and can horizontally move relative to the supporting groove frame, an aluminum template is loaded on the top of the supporting groove frame, two sides of the aluminum template are respectively positioned by one positioning clamping plate, one side of the supporting slot frame is provided with a horizontal driving mechanism, the punching structure comprises a movable seat and a punching piece, the moving seat is connected with a horizontal driving mechanism, the horizontal driving mechanism drives the moving seat and the punching piece connected with the moving seat to move along the X axial direction, the top of the movable seat is fixed with a lifting cylinder, the punching piece comprises a punching head and a telescopic device, the telescopic device is respectively connected with the punching head and the lifting cylinder, and the telescopic device drives the punching head to move along the Y axial direction.
Preferably, the positioning clamping plate is L-shaped, a plurality of slots are formed in a bottom plate of the positioning clamping plate, a plurality of support pore plates are fixed to two sides of each support slot frame respectively, and the support pore plates are in one-to-one insertion fit with the slots and are fixedly connected through positioning bolts.
Preferably, the horizontal driving mechanism comprises a horizontal screw and a driving motor, the horizontal screw is rotatably connected with the supporting groove frame through a bearing, the driving motor drives the horizontal screw to rotate, and a screw hole plate which is matched with the horizontal screw in a threaded penetrating mode is arranged on the moving seat.
Preferably, two sides of the horizontal screw are respectively provided with a guide slide bar, the two guide slide bars are symmetrically arranged and are parallel to the horizontal screw, two sides of the screw hole plate are respectively fixed with a sleeve plate, and the sleeve plates correspond to the guide slide bars one by one and are in sliding fit with the guide slide bars.
Preferably, the telescopic device comprises a chute plate, a sliding plate and a telescopic rod, one end of the telescopic rod is fixedly connected with the end part of the chute plate, the other end of the telescopic rod is fixedly connected with the sliding plate, the telescopic rod drives the sliding plate to slide on the chute plate, the lifting cylinder is fixedly connected with the chute plate, and the sliding plate is fixedly connected with the punching head.
Preferably, the punching head comprises a punching motor and a drill rod, the punching motor is installed at the top of one end, away from the chute plate, of the sliding plate, the drill rod is connected to the sliding plate through a bearing in a vertical rotating mode, and the top end of the drill rod is connected with the output end of the punching motor.
Preferably, the number of the telescopic rods is two, and the two telescopic rods are symmetrically arranged on two sides of the chute board.
Compared with the prior art, the invention has the beneficial effects that: when the portable aluminum formwork support perforating device provided by the application is used for perforating in a construction site, firstly, according to the width of an aluminum formwork support, the positioning bolt in the clamping plate slot is screwed out, then the relative distance of the clamping plate is reasonably and relatively stretched, finally, the positioning bolt penetrates through the slot and the supporting hole plate to be positioned and connected with the positioning clamping plate, the aluminum formwork support is horizontally inserted through the positioning clamping plate, then, according to the thickness and the perforating position of the aluminum formwork support, the driving motor of the horizontal screw rod on the supporting groove frame is started, the movable seat is driven to horizontally move, after the proper perforating position is reached, the lifting cylinder is started, the lifting sliding groove plate reaches the proper perforating height, then, the drill rod at the end part of the telescopic rod horizontal pushing sliding plate is started to reach the perforating upper part, the perforating motor is started, the lifting cylinder is matched to downwards lift for perforating operation, and the later period is finished, under the action of the driving motors, can accomodate the structure of punching at a groove frame, reduce occupation space to can punch the operation at the job site, conveniently carry the adjustment according to the construction demand, improve the flexibility of using.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic structural view of a support structure according to the present invention;
fig. 4 is a schematic structural view of the perforation structure of the present invention.
In the figure: the drilling machine comprises a support structure 1, a slot frame 11, a horizontal screw rod 12, a sliding rod 13, a hole plate 14, a positioning clamping plate 15, a slot 151, a positioning bolt 152, a drilling structure 2, a moving seat 21, a screw hole plate 211, a sleeve plate 212, a lifting cylinder 22, a sliding groove plate 23, a sliding plate 24, a telescopic rod 25, a drilling motor 26 and a drill rod 27.
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. 1-4, the present invention provides a technical solution: the utility model provides an aluminium template support perforating device convenient to carry, including bearing structure 1 and punching structure 2, bearing structure 1 is including a chase 11 and two location cardboards 15, two location cardboards 15 are installed in the both sides of a chase 11 and can be relatively a chase 11 horizontal migration, aluminium template is born at a chase 11 top, aluminium template's both sides are fixed a position by a location cardboard 15 respectively, one side of a chase 11 is equipped with horizontal drive mechanism, punching structure 2 is including removing seat 21 and the piece of punching, it is connected with horizontal drive mechanism to remove seat 21, horizontal drive mechanism drive removes seat 21 and the piece of punching of being connected with removal seat 21 along X axial displacement, the top of removing seat 21 is fixed with lift cylinder 22, the piece of punching includes punching head and telescoping device, the telescoping device is connected with punching head and lift cylinder 22 respectively, the telescoping device drives punching head along Y axial motion.
Specifically, the location cardboard 15 is the L type, a plurality of slots 151 have been seted up on the bottom plate of location cardboard 15, the both sides of a chase 11 are fixed with a plurality of orifice plates 14 respectively, a plurality of orifice plates 14 and slots 151 are pegged graft the cooperation one by one and are passed through positioning bolt 152 fixed connection, when placing the aluminium template, positioning bolt 152 pulls down, two piece reasonable relative stretching's of location cardboard 15 relative distance, use positioning bolt 152 to run through slot 151 and a hole plate 14 location connection location cardboard 15, then with aluminium template support level insert location cardboard 15 wait to punch.
Further, horizontal drive mechanism includes horizontal screw 12 and driving motor, horizontal screw 12 passes through the bearing and is connected with a groove frame 11 rotation, be equipped with on the removal seat 21 with horizontal screw 12 screw thread through complex screw board 211, driving motor drive horizontal screw 12 rotates, screw board 211 is relative horizontal screw 12 horizontal migration, namely screw board 211 place removal seat 21 is relative horizontal screw 12 horizontal migration, in this embodiment, the direction that removes seat 21 and 12 relative horizontal screw is the X axial, remove seat 21 along X axial motion, whole structure 2 that punches all can be along X axial motion, the suitable position of punching is adjusted to in the X axial from the beginning.
Preferably, two sides of the horizontal screw 12 are respectively provided with a guide slide bar 13, the two guide slide bars 13 are symmetrically arranged and are parallel to the horizontal screw 12, two sides of the screw hole plate 211 are respectively fixed with a sleeve plate 212, the sleeve plates 212 are in one-to-one correspondence with the guide slide bars 13 and are in sliding fit with the guide slide bars 13, and the guide slide bars 13 and the sleeve plates 212 are arranged to facilitate the horizontal fit of the horizontal screw 12 to move and reach a proper punching position.
Further, the telescoping device includes chute board 23, slide 24 and telescopic link 25, telescopic link 25 has two, the symmetrical arrangement is in the both sides of chute board 23, the one end of telescopic link 25 and the tip fixed connection of chute board 23, the other end and the slide 24 fixed connection of telescopic link 25, telescopic link 25 drive slide 24 slides at chute board 23, lift cylinder 22 and chute board 23 fixed connection, slide 24 and the first fixed connection that punches, the telescoping device drives the head of punching along Y axial motion, cooperate its X axial motion, make the head of punching reach suitable position of punching, and lift cylinder 22 then is used for raising chute board 23, thereby adjust the height of the head of punching.
Specifically, the head of punching includes punching motor 26 and drilling rod 27, and punching motor 26 installs the top of keeping away from the one end of chute board 23 at slide 24, and drilling rod 27 passes through the vertical rotation of bearing and connects on slide 24, and the top of drilling rod 27 is connected with punching motor 26's output, and during punching, punching motor 26 cooperation lift cylinder 22 punches the operation.
The working principle is as follows: when the portable aluminum formwork support perforating device provided by the application is used for perforating on a construction site, firstly, according to the width of an aluminum formwork support, the positioning bolts 152 in the slots 151 of the positioning clamping plates 15 are screwed out, then the relative distance of the positioning clamping plates 15 is reasonably stretched, finally, the positioning bolts 152 penetrate through the slots 151 and the supporting hole plates 14 to be positioned and connected with the positioning clamping plates 15, the aluminum formwork support is horizontally inserted through the positioning clamping plates 15, then, according to the thickness and the perforating position of the aluminum formwork support, the driving motor of the horizontal screw 12 on the supporting groove frame 11 is started, the movable seat 21 is driven to move along the X axial direction, after a perforating head reaches a proper perforating position, the lifting cylinder 22 is started, the lifting sliding groove plate 23 reaches a proper perforating height, then, the drill rod 27 at the end part of the telescopic rod 25 horizontally-pushing sliding plate 24 is started to reach the perforating upper part, the perforating motor 26 is started, the, the punching operation is performed and the later stage is completed. In addition, when not punching, under the effect of telescopic link 25, lift cylinder 22 and driving motor, will punch structure 2 and accomodate in a groove frame 11, reduce occupation space, portable.
The application provides an aluminium template support perforating device convenient to carry can punch the operation at narrow and small job site, and when not punching, structure 2 that punches is accomodate in a groove frame 11, and is small, and it is all very convenient to remove to carry.
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.

Claims (7)

1. The utility model provides an aluminium template support perforating device convenient to carry which characterized in that: the aluminum plate punching machine comprises a supporting structure (1) and a punching structure (2), wherein the supporting structure (1) comprises a slot frame (11) and two positioning clamping plates (15), the two positioning clamping plates (15) are oppositely arranged on two sides of the slot frame (11) and can horizontally move relative to the slot frame (11), the top of the slot frame (11) bears an aluminum template, two sides of the aluminum template are respectively positioned by one positioning clamping plate (15), a horizontal driving mechanism is arranged on one side of the slot frame (11), the punching structure (2) comprises a moving seat (21) and a punching piece, the moving seat (21) is connected with the horizontal driving mechanism, the horizontal driving mechanism drives the moving seat (21) and the punching piece connected with the moving seat (21) to move along the X axial direction, a lifting cylinder (22) is fixed on the top of the moving seat (21), the punching piece comprises a punching head and a telescopic device, and the telescopic device is respectively connected with the punching head and the lifting cylinder (22), the telescopic device drives the punching head to move along the Y-axis direction.
2. The portable aluminum formwork support perforating device as claimed in claim 1, wherein: the positioning clamping plate (15) is L-shaped, a plurality of slots (151) are formed in a bottom plate of the positioning clamping plate (15), a plurality of supporting hole plates (14) are fixed to two sides of the supporting slot frame (11) respectively, and the supporting hole plates (14) are in one-to-one insertion fit with the slots (151) and are fixedly connected through positioning bolts (152).
3. The portable aluminum formwork support perforating device as claimed in claim 1, wherein: horizontal drive mechanism includes horizontal screw rod (12) and driving motor, horizontal screw rod (12) are rotated with a chase frame (11) through the bearing and are connected, driving motor drive horizontal screw rod (12) rotate, be equipped with on removal seat (21) and run through complex screw hole board (211) with horizontal screw rod (12) screw thread.
4. The portable aluminum formwork support perforating device as claimed in claim 3, wherein: horizontal screw rod (12) both sides are equipped with a direction slide bar (13) respectively, and two direction slide bar (13) symmetrical arrangement just are parallel with horizontal screw rod (12), the both sides of screw hole board (211) are fixed with a sleeve board (212) respectively, sleeve board (212) and direction slide bar (13) one-to-one and sliding fit.
5. The portable aluminum formwork support perforating device as claimed in claim 1, wherein: the telescopic device comprises a chute plate (23), a sliding plate (24) and a telescopic rod (25), one end of the telescopic rod (25) is fixedly connected with the end part of the chute plate (23), the other end of the telescopic rod (25) is fixedly connected with the sliding plate (24), the telescopic rod (25) drives the sliding plate (24) to slide on the chute plate (23), a lifting cylinder (22) is fixedly connected with the chute plate (23), and the sliding plate (24) is fixedly connected with a punching head.
6. The portable aluminum formwork support perforating device as claimed in claim 5, wherein: the punching head comprises a punching motor (26) and a drill rod (27), the punching motor (26) is installed at the top of one end, away from the sliding groove plate (23), of the sliding plate (24), the drill rod (27) is vertically and rotatably connected to the sliding plate (24) through a bearing, and the top end of the drill rod (27) is connected with the output end of the punching motor (26).
7. The portable aluminum formwork support perforating device as claimed in claim 5, wherein: the two telescopic rods (25) are symmetrically arranged on two sides of the chute plate (23).
CN202110226449.XA 2021-03-01 2021-03-01 Aluminum mould plate support perforating device convenient to carry Pending CN112846280A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110226449.XA CN112846280A (en) 2021-03-01 2021-03-01 Aluminum mould plate support perforating device convenient to carry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110226449.XA CN112846280A (en) 2021-03-01 2021-03-01 Aluminum mould plate support perforating device convenient to carry

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CN112846280A true CN112846280A (en) 2021-05-28

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113814453A (en) * 2021-09-03 2021-12-21 江苏平安节能科技有限公司 Frame material fabrication hole slot milling equipment and control method thereof

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4484844A (en) * 1982-06-01 1984-11-27 Kybato, Inc. Horizontal drill press
US20160089767A1 (en) * 2014-09-29 2016-03-31 Arthur Zaehnle Vise jaw base plate adapters including soft jaws
CN205394052U (en) * 2016-02-17 2016-07-27 响水县智诚知识产权信息服务有限公司 Drilling fixture of steel -structure connecting plate
CN208409247U (en) * 2018-06-28 2019-01-22 连云港创诚塑胶科技有限公司 A kind of component of machine process equipment facilitating debris removal
CN109291147A (en) * 2018-07-04 2019-02-01 江苏金茂木业有限公司 A kind of plank punching placement platform
CN208825608U (en) * 2018-10-11 2019-05-07 江阴鼎言密封件有限公司 A kind of motor vehicle seal punch device
CN210360397U (en) * 2019-08-07 2020-04-21 南雄市诚昌钢构有限公司 Steel sheet positioner that punches
CN210435762U (en) * 2019-08-05 2020-05-01 唐山市斌业机械设备有限公司 Stainless steel plate clamping mechanism that punches
CN211101687U (en) * 2019-08-21 2020-07-28 江门建滔高科技有限公司 High-precision micro drill bit for communication board
CN211524706U (en) * 2020-02-11 2020-09-18 李桂平 Civil engineering construction foundation pile drilling machine
CN211762033U (en) * 2019-12-13 2020-10-27 福清市卡托乐科技有限公司 Special novel punching device for industrial automation
CN112059233A (en) * 2020-09-09 2020-12-11 陈国艳 A panel perforating device for building engineering has accurate location structure
CN212526897U (en) * 2020-06-01 2021-02-12 米克精机(嘉兴)有限公司 Positioning mechanism of vertical machining center machine

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4484844A (en) * 1982-06-01 1984-11-27 Kybato, Inc. Horizontal drill press
US20160089767A1 (en) * 2014-09-29 2016-03-31 Arthur Zaehnle Vise jaw base plate adapters including soft jaws
CN205394052U (en) * 2016-02-17 2016-07-27 响水县智诚知识产权信息服务有限公司 Drilling fixture of steel -structure connecting plate
CN208409247U (en) * 2018-06-28 2019-01-22 连云港创诚塑胶科技有限公司 A kind of component of machine process equipment facilitating debris removal
CN109291147A (en) * 2018-07-04 2019-02-01 江苏金茂木业有限公司 A kind of plank punching placement platform
CN208825608U (en) * 2018-10-11 2019-05-07 江阴鼎言密封件有限公司 A kind of motor vehicle seal punch device
CN210435762U (en) * 2019-08-05 2020-05-01 唐山市斌业机械设备有限公司 Stainless steel plate clamping mechanism that punches
CN210360397U (en) * 2019-08-07 2020-04-21 南雄市诚昌钢构有限公司 Steel sheet positioner that punches
CN211101687U (en) * 2019-08-21 2020-07-28 江门建滔高科技有限公司 High-precision micro drill bit for communication board
CN211762033U (en) * 2019-12-13 2020-10-27 福清市卡托乐科技有限公司 Special novel punching device for industrial automation
CN211524706U (en) * 2020-02-11 2020-09-18 李桂平 Civil engineering construction foundation pile drilling machine
CN212526897U (en) * 2020-06-01 2021-02-12 米克精机(嘉兴)有限公司 Positioning mechanism of vertical machining center machine
CN112059233A (en) * 2020-09-09 2020-12-11 陈国艳 A panel perforating device for building engineering has accurate location structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113814453A (en) * 2021-09-03 2021-12-21 江苏平安节能科技有限公司 Frame material fabrication hole slot milling equipment and control method thereof

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Application publication date: 20210528