CN111251219A - Mechanical arm overturning and clamping mechanism of large construction machinery - Google Patents

Mechanical arm overturning and clamping mechanism of large construction machinery Download PDF

Info

Publication number
CN111251219A
CN111251219A CN202010193815.1A CN202010193815A CN111251219A CN 111251219 A CN111251219 A CN 111251219A CN 202010193815 A CN202010193815 A CN 202010193815A CN 111251219 A CN111251219 A CN 111251219A
Authority
CN
China
Prior art keywords
fixed
plate
clamping
vertical
lifting
Prior art date
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
CN202010193815.1A
Other languages
Chinese (zh)
Inventor
曹让则
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongyang Shendi Construction Technology Co Ltd
Original Assignee
Dongyang Shendi Construction Technology Co Ltd
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 Dongyang Shendi Construction Technology Co Ltd filed Critical Dongyang Shendi Construction Technology Co Ltd
Priority to CN202010193815.1A priority Critical patent/CN111251219A/en
Publication of CN111251219A publication Critical patent/CN111251219A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
    • 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
    • B23Q7/00Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/02Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of drums or rotating tables or discs

Abstract

The invention discloses a mechanical arm overturning and clamping mechanism of large-scale construction machinery, which comprises a rack, wherein lifting mechanisms are fixed on the left part and the right part of the top surface of a top plate of the rack, rotary supporting frames are fixed on lifting blocks of the lifting mechanisms, and rotary clamping mechanisms are installed on the rotary supporting frames; the middle part of the top plate of the rack is provided with a mechanical arm to be processed, and the four pressing plates of the two rotary clamping mechanisms are clamped at the left end and the right end of the mechanical arm to be processed. The invention can clamp and turn the mechanical arm in engineering machinery such as large-scale construction machinery, is convenient for the mechanical arm to carry out the working procedures of polishing, paint spraying and the like after welding is finished, and greatly improves the processing effect and efficiency.

Description

Mechanical arm overturning and clamping mechanism of large construction machinery
Technical Field
The invention relates to the technical field of engineering machinery processing equipment, in particular to a mechanical arm overturning and clamping mechanism of large-scale construction machinery.
Background
In some existing engineering machinery, such as excavators and cranes in construction machinery, the mechanical arms are required to be used, the mechanical arms are required to be polished, painted and the like after being welded, and the mechanical arms are quite huge, so that the mechanical arms are required to be lifted and turned over by a crane after one surface is machined, the other wall surface of the mechanical arms is machined, the efficiency is low, corresponding workers are required for crane operation, and the efficiency is quite low.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a mechanical arm overturning and clamping mechanism of large-scale construction machinery, which can clamp and overturn mechanical arms in engineering machinery such as the large-scale construction machinery and the like, is convenient for the mechanical arms to carry out processes such as polishing, paint spraying and the like after welding is finished, and greatly improves the processing effect and efficiency.
The scheme for solving the technical problems is as follows:
a mechanical arm overturning and clamping mechanism of large-scale construction machinery comprises a rack, wherein lifting mechanisms are fixed on the left part and the right part of the top surface of a top plate of the rack, rotary supporting frames are fixed on lifting blocks of the lifting mechanisms, and rotary clamping mechanisms are installed on the rotary supporting frames;
the middle part of the top plate of the rack is provided with a mechanical arm to be processed, and the four pressing plates of the two rotary clamping mechanisms are clamped at the left end and the right end of the mechanical arm to be processed.
The lifting mechanism comprises main vertical plates, transverse connecting plates are fixed to the upper portions and the lower portions of the opposite wall surfaces of the two main vertical plates of the two lifting mechanisms, the two ends of each vertical screw are hinged to the corresponding two transverse connecting plates through bearings, a lifting motor is fixed to one transverse beam connecting plate, the lifting motor drives the corresponding vertical screw to rotate, and the lifting block is in threaded connection with the vertical screw.
The middle part shaping of the vertical board of main has vertical logical groove, is fixed with the sliding block on the lateral wall of elevator, and the sliding block plug bush is in vertical logical groove, and the lateral wall of sliding block is hugged closely on the corresponding inside wall that vertical logical groove.
The rotary clamping mechanism comprises a rotary main motor, the rotary main motor is fixed on the outer side wall of a vertical plate of the rotary support frame, an output shaft of the rotary main motor penetrates through the vertical plate of the rotary support frame and is fixed with connecting plates, side connecting plates are fixed on the front side and the rear side of the opposite wall surfaces of the two connecting plates, compression oil cylinders are fixed on the outer side walls of the two corresponding side connecting plates in the front and the rear direction, push rods of the compression oil cylinders penetrate through the corresponding side connecting plates and are fixed with the compression plates, and the front side wall and the rear side wall of the left end and the rear end of the mechanical arm to be machined.
The middle part of the top plate of the rack is provided with a central through hole, the placing plate is positioned above the middle part of the top surface of the top plate of the rack, the middle part of the bottom surface of the placing plate is formed into a limiting vertical column, the limiting vertical column is inserted into the central through hole in a sleeved mode, and the bottom surface of the mechanical arm to be processed is pressed against the top surface of the middle part of the placing plate.
The center through hole is inserted with a wear-resistant sleeve, the wear-resistant sleeve is fixed on a top plate of the rack, and the limiting vertical column is inserted in the wear-resistant sleeve.
The upper portion plug bush of spacing vertical column has buffer spring, and buffer spring's top is fixed on the bottom surface of placing the board, and buffer spring's bottom is fixed on the top surface of the roof of rack.
The bottom surface of the rotary supporting frame is fixed with a lower elastic limiting block, and the lower elastic limiting block faces the top surface of the top plate of the rack.
An upper elastic limiting block is fixed on the bottom surface of the transverse connecting plate on the upper portion of the lifting mechanism and faces the top surface of the rotary supporting frame.
The invention has the following outstanding effects: compared with the prior art, the clamping and overturning device can clamp and overturn the mechanical arms in engineering machinery such as large-scale construction machinery, is convenient for the mechanical arms to carry out processes such as polishing and paint spraying after welding, and greatly improves the processing effect and efficiency.
Drawings
FIG. 1 is a schematic view of a partial structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a partial structural schematic view of the rotary clamping mechanism of the present invention.
Detailed Description
In an embodiment, as shown in fig. 1 to 3, a robot arm overturning and clamping mechanism for a large-scale construction machine includes a gantry 10, wherein a lifting mechanism 20 is fixed on each of the left and right portions of the top surface of a top plate of the gantry 10, a rotary support frame 22 is fixed on each of lifting blocks 21 of the lifting mechanism 20, and a rotary clamping mechanism 30 is installed on each rotary support frame 22;
the mechanical arm 100 to be processed is placed in the middle of the top plate of the rack 10, and the four pressing plates 31 of the two rotary clamping mechanisms 30 are clamped at the left end and the right end of the mechanical arm 100 to be processed.
Further, the lifting mechanism 20 comprises main vertical plates 23, and transverse connecting plates are fixed on the upper and lower parts of the opposite wall surfaces of the two main vertical plates 23 of the two lifting mechanisms 20
24, the both ends of vertical screw 25 pass through the bearing and articulate on two transverse connection boards 24 that correspond, are fixed with elevator motor 26 on one of them transverse beam connecting board 24, and elevator motor 26's output shaft is the integral key shaft, and the integral key shaft plug bush is in the splined hole that the one end of corresponding vertical screw 25 has, and elevator motor 26 drives corresponding vertical screw 25 and rotates, and elevator 21 spiro union is on vertical screw 25.
Furthermore, a vertical through groove 231 is formed in the middle of the main vertical plate 23, a sliding block 211 is fixed on the outer side wall of the lifting block 21, the sliding block 211 is inserted in the vertical through groove 231, and the side wall of the sliding block 211 is tightly attached to the corresponding inner side wall of the vertical through groove 231.
Further, the rotating and clamping mechanism 30 includes a rotating main motor 32, the rotating main motor 32 is fixed on the outer side wall of the vertical plate of the rotating support frame 22, the output shaft of the rotating main motor 32 passes through the vertical plate of the rotating support frame 22 and is fixed with a connecting plate 33, side connecting plates 34 are fixed on the front and rear sides of the opposite wall surfaces of the two connecting plates 33, pressing cylinders 35 are fixed on the outer side walls of the two corresponding side connecting plates 34, push rods of the pressing cylinders 35 pass through the corresponding side connecting plates 34 and are fixed with pressing plates 31, and the front and rear side walls of the left and right ends of the mechanical arm 100 to be processed are clamped between the two corresponding pressing plates 31.
Further, the middle of the top plate of the rack 10 is provided with a central through hole 11, the placing plate 12 is positioned above the middle of the top surface of the top plate of the rack 10, the middle of the bottom surface of the placing plate 12 is formed with a limiting vertical column 13, the limiting vertical column 13 is inserted and sleeved in the central through hole 11, and the bottom surface of the mechanical arm 100 to be processed is pressed against the top surface of the middle of the placing plate 12.
Furthermore, a wear-resistant sleeve 14 is inserted into the central through hole 11, the wear-resistant sleeve 14 is fixed on a top plate of the rack 10, and the limiting vertical column 13 is inserted into the wear-resistant sleeve 14.
Further, the upper portion of the vertical limiting column 13 is inserted with a buffer spring 15, the top end of the buffer spring 15 is fixed on the bottom surface of the placing plate 12, and the bottom end of the buffer spring 15 is fixed on the top surface of the top plate of the rack 10.
Further, a lower elastic limiting block 1 is fixed on the bottom surface of the rotating support frame 22, and the lower elastic limiting block 1 faces the top surface of the top plate of the rack 10.
Further, an upper elastic limiting block 2 is fixed on the bottom surface of the transverse connecting plate 24 on the upper portion of the lifting mechanism 20, and the upper elastic limiting block 2 faces the top surface of the rotating support frame 22.
In this embodiment, the hold-down cylinder 35 is connected to the control valve through a connecting pipe, the control valve is connected to the oil pump through a connecting pipe, the oil pump is installed in the hydraulic oil tank, the rotating main motor 32, the lifting motor 26, the control valve and the oil pump are all electrically connected to the control main machine through electrical connecting wires, the control main machine controls the control main machine, and the control main machine, the control valve, the hydraulic oil tank and the oil pump are all common parts and are not described in detail, and are not shown in the drawings.
When in use, the mechanical arm 100 to be processed is lifted by a crane and the like and placed on the placing plate 12, the impact force and the vibration generated when the mechanical arm 100 is placed on the placing plate 12 can be reduced through the buffering effect of the buffer spring 15, then, the side wall or the top surface of the mechanical arm can be processed, after the processing is completed, the lifting block 21 is moved through the operation of the lifting motor 26, the four pressing plates 31 are positioned at the front and rear side walls at the left and right ends of the mechanical arm 100 to be processed, the front and rear side walls at the left and right ends of the mechanical arm 100 to be processed are clamped between the two corresponding pressing plates 31 through the pushing of the pressing cylinder 35, then, the mechanical arm 100 to be processed is lifted through the operation of the lifting motor 26, then, the mechanical arm 100 to be processed is overturned through the operation of the rotating main motor 32, the bottom surface of the mechanical arm 100 to be processed
The descending motor 26 operates, the mechanical arm 100 to be processed is placed on the placing plate 12, the bottom plate of the mechanical arm 100 to be processed, namely, the plate body on the top surface at present, can be processed, and the processing effect is good and the processing efficiency is high.
Finally, the above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.

Claims (9)

1. The utility model provides a mechanical arm upset fixture of large construction machinery, includes rack (10), its speciality lies in: the left part and the right part of the top surface of the top plate of the rack (10) are both fixed with a lifting mechanism (20), a lifting block (21) of the lifting mechanism (20) is both fixed with a rotating support frame (22), and the rotating support frame (22) is provided with a rotating clamping mechanism (30);
the middle part of the top plate of the rack (10) is provided with a mechanical arm (100) to be processed, and the four pressing plates (31) of the two rotary clamping mechanisms (30) are clamped at the left end and the right end of the mechanical arm (100) to be processed.
2. The robot arm turning and clamping mechanism of large construction machinery according to claim 1, wherein: the lifting mechanism (20) comprises main vertical plates (23), transverse connecting plates (24) are fixed to the upper portions and the lower portions of the opposite wall surfaces of the two main vertical plates (23) of the two lifting mechanisms (20), the two ends of each vertical screw rod (25) are hinged to the corresponding two transverse connecting plates (24) through bearings, a lifting motor (26) is fixed to one transverse beam connecting plate (24), the lifting motor (26) drives the corresponding vertical screw rods (25) to rotate, and the lifting blocks (21) are connected to the vertical screw rods (25) in a threaded mode.
3. The robot arm turning and clamping mechanism of large construction machinery according to claim 1, wherein: the middle part shaping of main vertical board (23) has vertical logical groove (231), is fixed with sliding block (211) on the lateral wall of elevator (21), and sliding block (211) plug bush is in vertical logical groove (231), and the lateral wall of sliding block (211) is hugged closely on the corresponding inside wall of vertical logical groove (231).
4. The robot arm turning and clamping mechanism of large construction machinery according to claim 1, wherein: the rotary clamping mechanism (30) comprises a rotary main motor (32),
rotatory main motor (32) are fixed on the lateral wall of the vertical board of rotation support frame (22), the output shaft of rotatory main motor (32) passes the vertical board of rotation support frame (22) and is fixed with connecting plate (33), both sides all are fixed with side connecting plate (34) around the relative wall of two connecting plates (33), all be fixed with pressure cylinder (35) on the lateral wall of two side connecting plates (34) that correspond from beginning to end, the push rod of pressure cylinder (35) passes corresponding side connecting plate (34) and is fixed with pressure strip (31), the wall centre gripping of both sides is between two pressure strip (31) that correspond around waiting to process the arm (100) about both ends.
5. The robot arm turning and clamping mechanism of large construction machinery according to claim 1, wherein: the middle of the top plate of the rack (10) is provided with a central through hole (11), the placing plate (12) is positioned above the middle of the top surface of the top plate of the rack (10), the middle of the bottom surface of the placing plate (12) is formed into a limiting vertical column (13), the limiting vertical column (13) is inserted into the central through hole (11), and the bottom surface of the mechanical arm (100) to be processed is pressed on the top surface of the middle of the placing plate (12).
6. The robot arm turning and clamping mechanism of large construction machinery according to claim 5, wherein: the wear-resistant sleeve (14) is inserted in the central through hole (11), the wear-resistant sleeve (14) is fixed on a top plate of the rack (10), and the limiting vertical column (13) is inserted in the wear-resistant sleeve (14).
7. The robot arm turning and clamping mechanism of large construction machinery according to claim 6, wherein: the upper portion of spacing vertical column (13) is inserted and sheathed with buffer spring (15), the top end of buffer spring (15) is fixed on the bottom surface of placing plate (12), and the bottom end of buffer spring (15) is fixed on the top surface of the top plate of rack (10).
8. The robot arm turning and clamping mechanism of large construction machinery according to claim 1, wherein: the bottom surface of the rotary supporting frame (22) is fixed with a lower elastic limiting block (1), and the lower elastic limiting block (1) faces the top surface of the top plate of the rack (10).
9. The robot arm turning and clamping mechanism of large construction machinery according to claim 2, wherein: an upper elastic limiting block (2) is fixed on the bottom surface of a transverse connecting plate (24) at the upper part of the lifting mechanism (20), and the upper elastic limiting block (2) faces the top surface of the rotary supporting frame (22).
CN202010193815.1A 2020-03-19 2020-03-19 Mechanical arm overturning and clamping mechanism of large construction machinery Pending CN111251219A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010193815.1A CN111251219A (en) 2020-03-19 2020-03-19 Mechanical arm overturning and clamping mechanism of large construction machinery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010193815.1A CN111251219A (en) 2020-03-19 2020-03-19 Mechanical arm overturning and clamping mechanism of large construction machinery

Publications (1)

Publication Number Publication Date
CN111251219A true CN111251219A (en) 2020-06-09

Family

ID=70942130

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010193815.1A Pending CN111251219A (en) 2020-03-19 2020-03-19 Mechanical arm overturning and clamping mechanism of large construction machinery

Country Status (1)

Country Link
CN (1) CN111251219A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111977400A (en) * 2020-08-25 2020-11-24 余继琅 Kitchen garbage bin promotes mechanism of empting

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07164188A (en) * 1993-12-10 1995-06-27 Tomoe Giken:Kk Method of reversing column like subject and device therefor
CN202527892U (en) * 2012-04-05 2012-11-14 太仓旭莱自动化机械有限公司 Liftable transverse shaft tilter
CN103962874A (en) * 2013-01-24 2014-08-06 无锡市陆生机械设备有限公司 Position changer
CN104911952A (en) * 2015-05-15 2015-09-16 中航复合材料有限责任公司 Large honeycomb block glue dipping turning device
CN106112370A (en) * 2016-08-25 2016-11-16 徐工集团工程机械股份有限公司 A kind of crawler crane large-sized structural parts positioner
CN107598215A (en) * 2017-10-27 2018-01-19 佛山信君安智能家居有限公司 A kind of transversely movable cylindrical sleeves multiposition of drill bit fixes borehole drill construction
CN207942379U (en) * 2018-03-08 2018-10-09 黄河科技学院 The large scale machine parts of high stability energy manufacture turnover device
CN108818102A (en) * 2018-07-02 2018-11-16 滁州亿扬零部件制造有限公司 A kind of auto parts and components overturning tooling
CN209256184U (en) * 2018-11-13 2019-08-16 河南聚合科技有限公司 A kind of welding clamping device of welding robot

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07164188A (en) * 1993-12-10 1995-06-27 Tomoe Giken:Kk Method of reversing column like subject and device therefor
CN202527892U (en) * 2012-04-05 2012-11-14 太仓旭莱自动化机械有限公司 Liftable transverse shaft tilter
CN103962874A (en) * 2013-01-24 2014-08-06 无锡市陆生机械设备有限公司 Position changer
CN104911952A (en) * 2015-05-15 2015-09-16 中航复合材料有限责任公司 Large honeycomb block glue dipping turning device
CN106112370A (en) * 2016-08-25 2016-11-16 徐工集团工程机械股份有限公司 A kind of crawler crane large-sized structural parts positioner
CN107598215A (en) * 2017-10-27 2018-01-19 佛山信君安智能家居有限公司 A kind of transversely movable cylindrical sleeves multiposition of drill bit fixes borehole drill construction
CN207942379U (en) * 2018-03-08 2018-10-09 黄河科技学院 The large scale machine parts of high stability energy manufacture turnover device
CN108818102A (en) * 2018-07-02 2018-11-16 滁州亿扬零部件制造有限公司 A kind of auto parts and components overturning tooling
CN209256184U (en) * 2018-11-13 2019-08-16 河南聚合科技有限公司 A kind of welding clamping device of welding robot

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111977400A (en) * 2020-08-25 2020-11-24 余继琅 Kitchen garbage bin promotes mechanism of empting

Similar Documents

Publication Publication Date Title
CN206263717U (en) A kind of jack polishing sleeves processing unit (plant)
CN111251219A (en) Mechanical arm overturning and clamping mechanism of large construction machinery
CN205969004U (en) Suspension type power -assisted machine hand
CN112496394A (en) Drilling device for parts for machining bucket rod oil cylinder
CN205969367U (en) Work piece closing device of door housing door frame groover
CN210762932U (en) Hydraulic prefabricated pipe gallery turnover machine
CN205200925U (en) Rotary welding tool
CN210500159U (en) Liftable 360-degree single-shaft rotating mechanism
CN202006344U (en) Welding clamp lifting mechanism
CN103420314B (en) Turning device
CN202607181U (en) Crankshaft fillet rolling machine
CN202846090U (en) Clamping device of steel structure
CN205551997U (en) Parallelly connected redundant all -hydraulic lathe
CN202240337U (en) Turntable inner seam welding liquid turning position changing machine
CN2380318Y (en) Hydraulic turning-over guiding steel mechanical arm
CN210789471U (en) Automobile parts support is with general tool
CN214643647U (en) Engineering manipulator with mechanical arm
CN211219516U (en) Intelligent press-fitting equipment for double mechanical arm bearings
CN214135923U (en) Automatic turning device of heavy work piece
CN214350709U (en) Walking type pin shaft press-fitting platform
CN212543600U (en) Large-scale motor rotor upset machine
CN212563130U (en) Drill rod lifting device for horizontal directional drilling machine
CN214560198U (en) Quick centre gripping frock of adjustable stroke
CN211540077U (en) White automobile body welding device capable of adjusting position again after fixation
CN211565897U (en) Special numerical control manipulator

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination