CN114560276A - Two-degree-of-freedom manual turnover machine - Google Patents

Two-degree-of-freedom manual turnover machine Download PDF

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Publication number
CN114560276A
CN114560276A CN202210255697.1A CN202210255697A CN114560276A CN 114560276 A CN114560276 A CN 114560276A CN 202210255697 A CN202210255697 A CN 202210255697A CN 114560276 A CN114560276 A CN 114560276A
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CN
China
Prior art keywords
frame
turnover
self
limiting mechanism
vertical
Prior art date
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Pending
Application number
CN202210255697.1A
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Chinese (zh)
Inventor
王乃晶
杨志军
吴晓天
魏百超
周喜
魏纯毅
孙国媛
刘宇航
赖顺畅
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Harbin Dongan Automotive Engine Manufacturing Co Ltd
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Harbin Dongan Automotive Engine Manufacturing 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.)
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Publication date
Application filed by Harbin Dongan Automotive Engine Manufacturing Co Ltd filed Critical Harbin Dongan Automotive Engine Manufacturing Co Ltd
Priority to CN202210255697.1A priority Critical patent/CN114560276A/en
Publication of CN114560276A publication Critical patent/CN114560276A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/22Devices influencing the relative position or the attitude of articles during transit by conveyors
    • B65G47/24Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles
    • B65G47/248Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles by turning over or inverting them

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

A two-degree-of-freedom manual turnover machine relates to a turnover machine. The upper end of support is rotated with the horizontal plate of the base of U type and is connected, every vertical board of base rotates with the swiveling wheel of the vertical setting that corresponds respectively and is connected, the upset frame has been placed on the outer wall of swiveling wheel, the material of the level setting of the inside of upset frame is said to be equipped with self-locking mechanism on the upset frame, be equipped with stop gear on the material way, stop gear sets up with the work piece cooperation. The invention solves the problems that the turnover angle and the turnover posture of a workpiece are limited, a self-locking mechanism is not arranged after turnover, the self weight of the turnover machine is heavy, the manual turnover operation is inconvenient, or the power is adopted to drive the manufacturing cost to be high, the manual operation has potential safety hazards and the like; the turnover mechanism can be used for multi-angle manual turnover operation of non-shaft workpieces within 360 degrees of two degrees of freedom along a vertical axis and a horizontal axis, and is particularly suitable for turnover of non-shaft parts with the weight exceeding 15kg or inconvenient manual grabbing of appearance structures.

Description

Two-degree-of-freedom manual turnover machine
Technical Field
The invention relates to a turnover machine, in particular to a two-degree-of-freedom manual turnover machine.
Background
In the production process of machinery specialty, it is long need to overturn the work piece, in order to satisfy the upset demand of large-scale or the heavier work piece of quality, the upset machine comes into force.
When manual overturning operation is carried out on parts, if a simple overturning machine is used, the problems that the overturning angle and the posture are limited, a self-locking mechanism is not arranged after overturning to keep the posture and the like exist; if a complex overturning machine is used, the problems of heavy self weight, inconvenient manual overturning operation and the like can be caused, so that the working efficiency is low, and the working labor intensity is high; if the power is adopted to drive the tilter, the problems of high manufacturing cost, potential safety hazard caused by manual operation and the like exist. Therefore, there is a high necessity for a tilter that can solve the above problems at the same time.
Disclosure of Invention
In order to solve the problems in the background technology, the invention provides a two-degree-of-freedom manual turnover machine.
The invention adopts the following technical scheme: a two-degree-of-freedom manual turnover machine comprises a support, a base, a rotating wheel, a material channel, a turnover frame, a self-locking mechanism and a limiting mechanism; the upper end of support is rotated with the horizontal plate of the base of U type and is connected, every vertical board of base rotates with the swiveling wheel of the vertical setting that corresponds respectively and is connected, the upset frame has been placed on the outer wall of swiveling wheel, the material of the level setting of the inside of upset frame is said to be equipped with self-locking mechanism on the upset frame, be equipped with stop gear on the material way, stop gear sets up with the work piece cooperation.
Compared with the prior art, the invention has the beneficial effects that:
the invention solves the problems that the turnover angle and the turnover posture of a workpiece are limited, a self-locking mechanism is not arranged after turnover, the self weight of the turnover machine is heavy, the manual turnover operation is inconvenient, or the power is adopted to drive the manufacturing cost to be high, the manual operation has potential safety hazards and the like; the turnover mechanism can be used for multi-angle manual turnover operation of non-shaft workpieces (box type parts) within 360 degrees of two degrees of freedom along a vertical axis and a horizontal axis, and is particularly suitable for turnover of non-shaft parts with weight exceeding 15kg or inconvenient manual grabbing of appearance structures.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a side view of FIG. 1;
FIG. 4 is a top view of FIG. 1;
fig. 5 is a schematic structural view of the roll-over frame, wherein a denotes the O ° position;
FIG. 6 is a schematic view of the structure of FIG. 1 except for the stent, wherein A represents the O position;
FIG. 7 is a schematic view of the structure of the guide bar;
FIG. 8 is a schematic structural view of the material channel;
FIG. 9 is a schematic structural view of the horizontal anti-backup limiting mechanism;
FIG. 10 is a schematic structural view of a left-right elastic limiting mechanism;
FIG. 11 is a schematic view of the vertical spacing mechanism;
FIG. 12 is a schematic view showing the connection of the stand to the base through the rotation shaft;
FIG. 13 is a schematic view showing the connection of the outer frame and the inner frame to the rotary wheel;
fig. 14 is a schematic view of the connection relationship between the self-locking pin and the positioning block.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying 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 invention, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
A two-degree-of-freedom manual turnover machine comprises a support 1, a base 3, a rotating wheel 4, a material channel 11, a turnover frame, a self-locking mechanism and a limiting mechanism; the upper end of the support 1 is rotatably connected with the middle of a horizontal plate of a U-shaped base 3 through a rotating shaft 2, the rotating shaft 2 comprises an outer sleeve 2-1, a mandrel 2-2 and bearings 2-3, the outer sleeve 2-1 is connected with the support 1 through bolts, the mandrel 2-2 is connected with the middle of the base 3 through bolts, the outer sleeve 2-1 is sleeved on the outer side of the mandrel 2-2, and the outer sleeve 2-1 and the mandrel 2-2 are connected through two sets of bearings 2-3, so that stability and reliability during rotation are guaranteed. When in use, a rotating force is manually applied to the base 3 to drive the mandrel 2-2 to rotate, so that the base 3 horizontally and smoothly rotates; each vertical plate of the base 3 is respectively and rotatably connected with the middle part of the corresponding vertically arranged rotating wheel 4, preferably, two rotating wheels 4 are arranged on each vertical plate, and the use stability is improved; a roller ball bearing is arranged in the rotating wheel 4 to ensure the rotating wheel to rotate stably and reliably; placed the upset frame on the outer wall of swiveling wheel 4, the material that the level that the inside of upset frame set up says 11 to be equipped with self-locking mechanism on the upset frame, the material is said 11 transport that are used for the work piece business turn over, and the material is said 11 and has been set up a plurality of rollers along its axial equipartition, in order to ensure the steady business turn over upset frame of work piece, is equipped with stop gear on the material is said 11, stop gear sets up with the work piece cooperation.
The turnover frame comprises an outer frame 5, an inner frame 6, a connecting plate 7 and a connecting rod 12; an inner frame 6 which is vertically arranged is arranged on the outer wall of the rotating wheel 4 on each vertical plate through a groove, the inner frame 6 falls on the rotating wheel 4 in the vertical direction, the side wall of the inner frame 6 in the horizontal direction is close to the side wall of the rotating wheel 4, and the specific position structure relationship of the rotating wheel is shown in figure 13; every equal coaxial ring in inside casing 6's the outside is equipped with frame 5, frame 5 is connected through a plurality of connecting plates 7 that correspond with corresponding inside casing 6, a plurality of connecting plates 7 set up along the circumference equipartition of corresponding frame 5, connect through connecting rod 12 between two inside casings 6, material way 11 sets up the inside at two inside casings 6.
The self-locking mechanism comprises a positioning block 8 and a self-locking pin 9; a plurality of positioning blocks 8 are uniformly distributed on the outer end surface of each inner frame 6 along the respective circumferential direction, and the specific arrangement number of the positioning blocks 8 and the angle formed by the positioning blocks and the circle center are set according to the required turning locking posture of a workpiece; the outer end of each positioning block 8 is provided with a positioning groove; each vertical plate of the base 3 is provided with a self-locking pin 9, the self-locking pins 9 are arranged in the middle of the two corresponding rotating wheels 4, the self-locking pins 9 are spherical pins, and the self-locking pins 9 on each vertical plate are respectively matched with the multiple positioning blocks 8 of the corresponding inner frame 6 in a self-locking manner.
The limiting mechanism comprises a horizontal anti-backward limiting mechanism 13, a left-right elastic limiting mechanism 14 and a vertical limiting mechanism 15; the workpiece is ensured to be fixed in the turnover frame, so that the subsequent turnover is safe and reliable. The horizontal anti-reverse limiting mechanism 13 and the left-right elastic limiting mechanism 14 are respectively arranged on the outer side wall of the material channel 11, and the vertical limiting mechanism 15 is arranged at the upper end of the material channel 11 and is connected with the inner frame 6 through the vertical limiting mechanism 15. The horizontal anti-back-off limiting mechanism 13, the left and right elastic limiting mechanisms 14 and the vertical limiting mechanism 15 need to be designed and manufactured according to the characteristics of the turned workpiece.
The horizontal anti-reverse limiting mechanism 13 comprises a stop block 13-1 and a double torsion spring 13-2; one outer side wall of the material channel 11 is elastically connected with the lower end of a stop block 13-1 through a double torsion spring 13-2, the stop block 13-1 is lifted under the action of the double torsion spring 13-2, and the upper end of the stop block 13-1 is higher than the upper plane of a roller of the material channel 11 in a free state; the material channel 11 can be further provided with a limiting block 13-3, the limiting block 13-3 is arranged on the lower side of the upper end of the stop block 13-1, and the limiting block 13-3 is in threaded connection with the material channel 11, so that the use height of the limiting block 13-3 can be conveniently adjusted.
When a workpiece is manually pushed into the material channel 11, the stop block 13-1 is pressed downwards along the wedge-shaped surface of the stop block 13-1 by the gravity of the workpiece, so that the workpiece enters, and the pressing limit of the stop block 13-1 is adjusted by the limiting block 13-3; when the workpiece continues to move forward and exceeds the highest point of the stop 13-1, the stop 13-1 is restored to the free state, and the workpiece is stopped by the stop 13-1 so as to prevent the workpiece from backing up.
The left-right elastic limiting mechanism 14 comprises a handle 14-1, a spring 14-2, a stop lever 14-3 and a mounting frame 14-4; the other outer side wall of the material channel 11 is provided with a mounting frame 14-4, the mounting frame 14-4 is in sliding connection with a horizontally arranged stop lever 14-3, the outer side of the stop lever 14-3 is sleeved with a spring 14-2 and a mounting plate, one end of the spring 14-2 is connected with the mounting frame 14-4, the other end of the spring 14-2 is connected with the mounting plate, and the outer end of the stop lever 14-3 is provided with a handle 14-1.
Under the free state without workpieces, the stop lever 14-3 extends into the material channel 11 under the action of the spring 14-2; when the workpiece is pushed into the material channel 11, the extended stop lever 14-3 prevents the workpiece from continuing to move forward, stops the workpiece at a required position, and simultaneously realizes the fixation of the position of the workpiece by matching with the anti-backward movement of the stop block 13-1.
After the overturning action is finished, the handle 14-1 is manually pulled to enable the stop lever 14-3 to retreat, and the workpiece is pushed out through the material channel 11 according to the required posture.
The vertical limiting mechanism 15 comprises two groups of stop posts, the two groups of stop posts are fixedly connected with the inner end faces of the corresponding inner frames 6 respectively, each group of stop posts comprises two stop posts, the four stop posts are arranged at four corners of the workpiece, the stop posts are made of materials such as polyurethane and the like with high mechanical strength and good toughness, so that the impact strength is ensured when the workpiece is turned over to be in contact with the vertical limiting mechanism 15, and a certain buffering effect is achieved.
The two inner frames 6 are further internally provided with guide strips 10 which are horizontally arranged through L-shaped plates by means of screws, the guide strips 10 are arranged in the middle of the material channel 11, the guide strips 10 are used for ensuring that the positions of workpieces are basically consistent, and the material channel 11 and the guide strips 10 need to be designed and manufactured according to the characteristics of the turned workpieces.
The working principle of the invention is as follows:
the box type workpieces stably enter the device from the middle of the inner frame 6 through the material channel 11 under the guidance of the guide strips 10, and the workpieces are fixed in the device through the horizontal anti-backward limiting mechanism 13, the left-right elastic limiting mechanism 14 and the vertical limiting mechanism 15.
When the vertical axis rotation operation is required to be carried out on a workpiece, the two outer frames 5 are manually held tightly, then the inner frame 6 is driven through the connecting plate 7, the side wall of the rotating wheel 4 is pushed through the inner frame 6, and the rotating wheel 4 is fixed on the base 3, so that the base 3 drives the whole turnover frame to rotate at any angle within 360 degrees through the rotating shaft 2, namely to rotate along the vertical axis;
when the horizontal axis rotation operation is needed to be carried out on a workpiece, the two outer frames 5 are manually held to turn over along the horizontal axis, and the inner frame 6 is driven to rotate on the rotating wheel 4 through the connecting plate 7. When the positioning block 8 rotates to the position A of 0 degree, the self-locking pin 9 is locked in the positioning groove of the positioning block 8 to realize angle locking; when the locking is required to be released, the outer frame 5 is continuously and manually rotated, so that the positioning block 8 rotates, and the self-locking pin 9 slides out of the positioning groove of the positioning block 8 to realize unlocking;
after the turnover along the vertical axis and the horizontal axis is finished, the workpiece reaches the required discharging posture, the left and right elastic limit 14 is pulled open, and the workpiece is pushed out through the material channel 11 according to the required posture.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. A two-degree-of-freedom manual turnover machine is characterized in that: comprises a bracket (1), a base (3), a rotating wheel (4), a material channel (11), a turnover frame, a self-locking mechanism and a limiting mechanism; the upper end of support (1) is rotated with the horizontal plate of the base (3) of U type and is connected, every vertical board of base (3) rotates with swiveling wheel (4) of the vertical setting that corresponds respectively and is connected, the upset frame has been placed on the outer wall of swiveling wheel (4), the material that the level that the inside of upset frame set up says (11) to be equipped with self-locking mechanism on the upset frame, be equipped with stop gear on material way (11), stop gear sets up with the work piece cooperation.
2. The two-degree-of-freedom manual turnover machine according to claim 1, characterized in that: the turnover frame comprises an outer frame (5), an inner frame (6), a connecting plate (7) and a connecting rod (12); on every vertical board all placed inside casing (6) of vertical setting on the outer wall of swiveling wheel (4), every the equal coaxial ring cover in outside of inside casing (6) is equipped with frame (5), frame (5) are connected through a plurality of connecting plates (7) that correspond with inside casing (6) that correspond, connect through connecting rod (12) between two inside casings (6), material way (11) set up the inside at two inside casings (6).
3. A two-degree-of-freedom manual upender as claimed in claim 1 or 2, characterized in that: the self-locking mechanism comprises a positioning block (8) and a self-locking pin (9); a plurality of positioning blocks (8) are arranged on the outer end surface of each inner frame (6), and positioning grooves are formed in the outer ends of the positioning blocks (8); each vertical plate of the base (3) is provided with a self-locking pin (9), the self-locking pins (9) are spherical pins, and the self-locking pins (9) on each vertical plate are respectively matched with a plurality of positioning blocks (8) of the corresponding inner frame (6) in a self-locking manner.
4. A two-degree-of-freedom manual upender as claimed in claim 1 or 2, characterized in that: the limiting mechanism comprises a horizontal anti-backward limiting mechanism (13), a left-right elastic limiting mechanism (14) and a vertical limiting mechanism (15); the horizontal anti-backward limiting mechanism (13) and the left and right elastic limiting mechanisms (14) are respectively arranged on the outer side wall of the material channel (11), and the vertical limiting mechanism (15) is arranged at the upper end of the material channel (11) and is connected with the inner frame (6) through the vertical limiting mechanism (15).
5. The two-degree-of-freedom manual turnover machine according to claim 4, characterized in that: the horizontal anti-backward limiting mechanism (13) comprises a stop block (13-1) and a double torsion spring (13-2); one outer side wall of the material channel (11) is elastically connected with the lower end of the stop block (13-1) through a double torsion spring (13-2), and the upper end of the stop block (13-1) is higher than the upper plane of the material channel (11) in a free state; a wedge-shaped surface is arranged on the feeding side of the upper end of the block (13-1).
6. The two-degree-of-freedom manual turnover machine according to claim 4, characterized in that: the left-right elastic limiting mechanism (14) comprises a handle (14-1), a spring (14-2), a stop lever (14-3) and a mounting rack (14-4); another lateral wall of the material channel (11) is provided with an installation frame (14-4), the installation frame (14-4) is in sliding connection with a horizontally arranged stop lever (14-3), a spring (14-2) and an installation plate are sleeved on the outer side of the stop lever (14-3), one end of the spring (14-2) is connected with the installation frame (14-4), the other end of the spring (14-2) is connected with the installation plate, and a handle (14-1) is arranged at the outer end of the stop lever (14-3).
7. The two-degree-of-freedom manual turnover machine according to claim 4, characterized in that: the vertical limiting mechanism (15) comprises two groups of stop columns, and the two groups of stop columns are respectively and fixedly connected with the inner end faces of the corresponding inner frames (6).
8. A two-degree-of-freedom manual upender as claimed in claim 5, 6 or 7, characterized in that: the two inner frames (6) are also internally provided with guide strips (10) which are horizontally arranged, and the guide strips (10) are arranged in the middle of the material channel (11).
CN202210255697.1A 2022-03-15 2022-03-15 Two-degree-of-freedom manual turnover machine Pending CN114560276A (en)

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CN202210255697.1A CN114560276A (en) 2022-03-15 2022-03-15 Two-degree-of-freedom manual turnover machine

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Application Number Priority Date Filing Date Title
CN202210255697.1A CN114560276A (en) 2022-03-15 2022-03-15 Two-degree-of-freedom manual turnover machine

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Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4699564A (en) * 1986-06-20 1987-10-13 Cetrangolo D L Stone turning apparatus with swing transfer
CN103056657A (en) * 2013-02-21 2013-04-24 安徽合力股份有限公司 Rotary combined tray for forklift transmission assembly
CN203566555U (en) * 2013-11-25 2014-04-30 施耐德万高(天津)电气设备有限公司 Overturning assembly tool
CN103770047A (en) * 2013-11-13 2014-05-07 浙江吉利控股集团有限公司 Multifunctional integrated engine assembly fixture
CN104007119A (en) * 2014-04-29 2014-08-27 雄华机械(苏州)有限公司 Appearance inspection device
CN104444281A (en) * 2014-09-30 2015-03-25 重庆长安汽车股份有限公司 Workpiece turnover device for engine cylinder body production line finished product inspection station
CN105665895A (en) * 2016-01-22 2016-06-15 武汉法利普纳泽切割***有限公司 Overturning device
CN106181920A (en) * 2016-08-11 2016-12-07 成都航天万欣科技有限公司 A kind of comprehensive box parts testing jig
CN107399598A (en) * 2017-08-25 2017-11-28 金石机器人银川有限公司 Manual overturning operating mechanism
CN210260143U (en) * 2019-05-20 2020-04-07 大连现代辅机开发制造有限公司 Conveying device capable of realizing horizontal rotation and vertical turnover of workpiece
CN111805494A (en) * 2020-07-31 2020-10-23 邵东智能制造技术研究院有限公司 Workpiece overturning machining device
CN112340430A (en) * 2020-11-17 2021-02-09 安徽智汇和科技服务有限公司 Stock stop of upset passageway
CN214011032U (en) * 2020-12-10 2021-08-20 苏州森程机电科技有限公司 Online upset detection mechanism
WO2021217963A1 (en) * 2020-04-30 2021-11-04 常州机电职业技术学院 Limiting structure for mechanical arm, and mechanical arm

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4699564A (en) * 1986-06-20 1987-10-13 Cetrangolo D L Stone turning apparatus with swing transfer
CN103056657A (en) * 2013-02-21 2013-04-24 安徽合力股份有限公司 Rotary combined tray for forklift transmission assembly
CN103770047A (en) * 2013-11-13 2014-05-07 浙江吉利控股集团有限公司 Multifunctional integrated engine assembly fixture
CN203566555U (en) * 2013-11-25 2014-04-30 施耐德万高(天津)电气设备有限公司 Overturning assembly tool
CN104007119A (en) * 2014-04-29 2014-08-27 雄华机械(苏州)有限公司 Appearance inspection device
CN104444281A (en) * 2014-09-30 2015-03-25 重庆长安汽车股份有限公司 Workpiece turnover device for engine cylinder body production line finished product inspection station
CN105665895A (en) * 2016-01-22 2016-06-15 武汉法利普纳泽切割***有限公司 Overturning device
CN106181920A (en) * 2016-08-11 2016-12-07 成都航天万欣科技有限公司 A kind of comprehensive box parts testing jig
CN107399598A (en) * 2017-08-25 2017-11-28 金石机器人银川有限公司 Manual overturning operating mechanism
CN210260143U (en) * 2019-05-20 2020-04-07 大连现代辅机开发制造有限公司 Conveying device capable of realizing horizontal rotation and vertical turnover of workpiece
WO2021217963A1 (en) * 2020-04-30 2021-11-04 常州机电职业技术学院 Limiting structure for mechanical arm, and mechanical arm
CN111805494A (en) * 2020-07-31 2020-10-23 邵东智能制造技术研究院有限公司 Workpiece overturning machining device
CN112340430A (en) * 2020-11-17 2021-02-09 安徽智汇和科技服务有限公司 Stock stop of upset passageway
CN214011032U (en) * 2020-12-10 2021-08-20 苏州森程机电科技有限公司 Online upset detection mechanism

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