CN109051567B - Mechanical mechanism capable of reciprocating operation and working method thereof - Google Patents
Mechanical mechanism capable of reciprocating operation and working method thereof Download PDFInfo
- Publication number
- CN109051567B CN109051567B CN201810777445.9A CN201810777445A CN109051567B CN 109051567 B CN109051567 B CN 109051567B CN 201810777445 A CN201810777445 A CN 201810777445A CN 109051567 B CN109051567 B CN 109051567B
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- point
- connecting rod
- crank
- mechanical
- end part
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- 230000007246 mechanism Effects 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 9
- 210000000078 claw Anatomy 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G25/00—Conveyors comprising a cyclically-moving, e.g. reciprocating, carrier or impeller which is disengaged from the load during the return part of its movement
- B65G25/04—Conveyors comprising a cyclically-moving, e.g. reciprocating, carrier or impeller which is disengaged from the load during the return part of its movement the carrier or impeller having identical forward and return paths of movement, e.g. reciprocating conveyors
- B65G25/08—Conveyors comprising a cyclically-moving, e.g. reciprocating, carrier or impeller which is disengaged from the load during the return part of its movement the carrier or impeller having identical forward and return paths of movement, e.g. reciprocating conveyors having impellers, e.g. pushers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to a production device of disposable sanitary products, in particular to a mechanical mechanism for continuously pushing a plurality of groups of soft objects in a reciprocating mode and a working method thereof, wherein N is more than or equal to 1, the mechanical arm comprises a fixed component, a first crank and a second crank which are oppositely arranged left and right are rotationally connected on the fixed component, a driving mechanism for driving the first crank and the second crank to rotate is arranged on the fixed component, a first connecting rod is rotationally connected at the end part of the first crank, a second connecting rod is rotationally connected at the end part of the second crank, the first connecting rod is rotationally connected on the second connecting rod, and an operating part is connected at the end part of the second connecting rod.
Description
Technical Field
The invention relates to a production device of disposable sanitary products, in particular to a mechanical mechanism which is operated in a reciprocating mode and is used for continuously pushing a plurality of groups of soft objects and a working method thereof.
Background
Patent number 201310376282.0 discloses a transition pushing handle device of packagine machine, provides a solution with the product from one position propelling movement to another position swing arm pushing handle, drives guide rail and slider swing respectively through two sets of crank, finally drives the pushing handle arm that is fixed on mutually supporting slider and guide rail and moves along predetermined orbit. In the mechanism, the guide rail sliding block is a precise part, the replacement and maintenance are complex, and a mechanism with simpler structure and more convenient replacement and maintenance is needed to replace the mechanism.
Disclosure of Invention
In order to overcome the defect that the pushing mechanism structure in the prior art is inconvenient to replace and maintain, the invention provides a reciprocating mechanical mechanism convenient to replace and maintain and a working method thereof.
The technical scheme adopted for solving the technical problems is as follows:
The utility model provides a reciprocating mechanical mechanism, includes N group arm, N is greater than or equal to 1, the arm include fixed subassembly, fixed subassembly on rotate and connect about opposite first crank and the second crank that sets up, fixed subassembly on be equipped with and be used for driving first crank and second crank pivoted actuating mechanism, first crank tip rotate and be connected with first connecting rod, second crank tip rotate and be connected with the second connecting rod, first connecting rod rotate and connect on the second connecting rod, second connecting rod end connection have operating means.
Further, fixed subassembly include left fixed curb plate and right fixed curb plate, actuating mechanism including fixing the left driving motor on the fixed curb plate of left side and fixing the right driving motor on the fixed curb plate of right side, right driving motor's output shaft and first crank fixed connection, left driving motor's output shaft and second crank fixed connection, right driving motor's output shaft and left driving motor's output shaft on same central line.
Further, the junction of second crank and second connecting rod rotate and have the connecting block, the connecting block on rotate and be connected with first follow-up connecting rod and second follow-up connecting rod, the tip of first follow-up connecting rod rotate and connect on left fixed curb plate, operating means and the tip of second connecting rod and second follow-up connecting rod all rotate and be connected.
Further, n=2.
Further, the operating component is a push rod or a pusher dog.
The working method of the mechanical mechanism capable of reciprocating operation comprises the steps that the end part of the mechanical arm descends from an initial point to a pushing start point, an object is pushed forward horizontally, the end part of the mechanical arm moves to a pushing end point horizontally, and then the mechanical arm returns to the initial point through an intermediate point;
the pushing start point of the end part of the N-th mechanical arm is the pushing end point of the end part of the N-1 th mechanical arm.
Specifically, when n=2, the end part of the first group of mechanical arms moves downwards from the point a to the point B, after a plurality of soft objects are pulled out from the clamped blade, the end part of the mechanical arms horizontally moves from the point B to the point C, a plurality of soft objects are pushed from the position 1 to the position 2, and the end part of the mechanical arms returns to the starting point a from the point C through the point D; after the soft object is compressed at the position 2, the end part of the second group of mechanical arms downwards moves from the point E to the point C, the object is pushed by the point C to horizontally move to the point F, a plurality of compressed soft objects are pushed by the position 2 to the position 3, the end part of the mechanical arms returns to the starting point from the point F through the point G, and the point D and the point G are the intermediate points.
The beneficial effects are that:
(1) The crank connecting rod mechanism is adopted to replace the crank sliding block mechanism, so that the maintenance and the sliding are more convenient at ordinary times.
(2) The first crank, the second crank, the first connecting rod and the second connecting rod form a set of double-shaking four-connecting-rod mechanism, and the end point of the second connecting rod of the connecting rod is driven to do curve running within a certain range; the second crank, the connecting block, the first follow-up connecting rod and the left fixed side plate form a second set of double-shaking parallel four-bar mechanism; the second connecting rod, the operating part, the connecting block and the second follow-up connecting rod form a third set of parallel four-bar mechanism to ensure that the front end of the operating part can be designed into different types of push rods or push claws according to actual needs, and the running track of the push rods or the push claws is fixed relative to the end point of the second connecting rod, so that the invention adopts a set of double-crank rocker mechanism and two sets of parallel four-bar mechanisms to make combined movement, and can better ensure the stability of the mechanism.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a front view of a reciprocating mechanical mechanism of the present invention;
FIG. 2 is a top view of the reciprocating mechanical mechanism of the present invention;
FIG. 3 is a schematic view of a connecting rod joint point according to the present invention;
FIG. 4 is a schematic diagram of a first set of arm end points;
FIG. 5 is a schematic diagram of a second set of arm endpoint trajectories according to the present invention.
Wherein, 1, a link mechanism, 11, a first crank, 12, a second crank, 13, a first link, 14, a second link, 15, a pushing claw, 16, a connecting block, 17, a first follow-up link, 18, a second follow-up link, 19, a pushing rod, 2, a fixing assembly, 21, a right fixing side plate, 22, a right driving motor, 23, a left fixing side plate, 24, a left driving motor, 3, an article assembly, 31, a clamping conveying sheet, 32, a first article group, 33 and a second article group.
Detailed Description
1-3, A reciprocating mechanical mechanism comprises N groups of mechanical arms, N is larger than or equal to 1, each mechanical arm comprises a fixed component 2, a first crank 11 and a second crank 12 which are oppositely arranged left and right are connected to the fixed component 2 in a rotating mode, a driving mechanism used for driving the first crank 11 and the second crank 12 to rotate is arranged on the fixed component 2, a point c of the end portion of the first crank 11 is connected with a first connecting rod 13 in a rotating mode, a point a of the end portion of the second crank 12 is connected with a second connecting rod 14 in a rotating mode, the first connecting rod 13 is connected with a point b on the second connecting rod 14 in a rotating mode, and a point d of the end portion of the second connecting rod 14 is connected with an operating component.
The fixed assembly 2 comprises a left fixed side plate 23 and a right fixed side plate 21, the driving mechanism comprises a left driving motor 24 fixed on the left fixed side plate 23 and a right driving motor 22 fixed on the right fixed side plate 21, an output shaft of the right driving motor 22 is fixedly connected with the first crank 11, an output shaft of the left driving motor 24 is fixedly connected with the second crank 12, and an output shaft of the right driving motor 22 and an output shaft of the left driving motor 24 are arranged on the same central line.
The point a of the joint of the second crank 12 and the second connecting rod 14 is rotated to be provided with a connecting block 16, the point f and the point g on the connecting block 16 are respectively rotated to be connected with a first follow-up connecting rod 17 and a second follow-up connecting rod 18, the end part of the first follow-up connecting rod 17 is rotated to be connected with the point e on the left fixed side plate 23, and the operating component is rotated to be connected with the point d of the end part of the second connecting rod 14 and the point h of the end part of the second follow-up connecting rod 18.
The mechanical mechanism of the invention actually comprises a link mechanism 1, wherein the link mechanism 1 comprises three sets of: the first crank 11, the second crank 12, the first connecting rod 13 and the second connecting rod 14 form a set of double-shaking four-bar mechanism, and an end point d of the second connecting rod 14 is driven to do curve running within a certain range; the second crank 12, the connecting block 16, the first follow-up connecting rod 17 and the left fixed side plate 23 form a second set of double-shaking parallel four-bar mechanism; the second connecting rod 14, the operating component, the connecting block 16 and the second follow-up connecting rod 18 form a third set of parallel four-bar mechanism, so that the front end of the operating component can be designed into different types of push rods or push claws according to actual needs, and the running track of the push rods or the push claws is fixed relative to an end point d of the second connecting rod 14.
A method of operating a reciprocating mechanical mechanism as described above: the end part of the mechanical arm descends from an initial point to a pushing starting point, horizontally pushes the article forwards, horizontally moves to a pushing terminal point, and returns to the starting point through an intermediate point;
the pushing start point of the end part of the N-th mechanical arm is the pushing end point of the end part of the N-1 th mechanical arm.
As shown in fig. 4-5, in this embodiment, the mechanical arm includes two groups, the operating component of the first group is the pushing claw 15, the operating component of the second group is the pushing rod 19, in practical use, the article assembly 3 to be conveyed has three positions, in the first position, each single soft article in the first article group 32 is clamped by the clamping conveying sheet 31, when the first mechanical arm pushes the first article group 32 from the first position to the second position, the first mechanical arm returns to the original position, the track of the end of the first mechanical arm is a→b→c→d→a, after the first article group 32 is compressed into the second article group 33, the other mechanical arm continues to push the second article group 33 from the second position to the third position, the track of the end of the second mechanical arm is e→c→f→g→e, where the points D and G are intermediate points.
It should be understood that the above-described specific embodiments are only for explaining the present invention and are not intended to limit the present invention. Obvious variations or modifications which extend from the spirit of the present invention are within the scope of the present invention.
Claims (5)
1. A mechanical mechanism capable of reciprocating is characterized by comprising N groups of mechanical arms, N is more than or equal to 2, the mechanical arms comprise a fixed assembly (2), a first crank (11) and a second crank (12) which are oppositely arranged left and right are connected to the fixed assembly (2) in a rotating mode, a driving mechanism used for driving the first crank (11) and the second crank (12) to rotate is arranged on the fixed assembly (2), a first connecting rod (13) is connected to the end portion of the first crank (11) in a rotating mode, a second connecting rod (14) is connected to the end portion of the second crank (12) in a rotating mode, the first connecting rod (13) is connected to the second connecting rod (14) in a rotating mode, and an operating component is connected to the end portion of the second connecting rod (14); the fixed assembly (2) comprises a left fixed side plate (23) and a right fixed side plate (21), the driving mechanism comprises a left driving motor (24) fixed on the left fixed side plate (23) and a right driving motor (22) fixed on the right fixed side plate (21), an output shaft of the right driving motor (22) is fixedly connected with the first crank (11), an output shaft of the left driving motor (24) is fixedly connected with the second crank (12), and an output shaft of the right driving motor (22) and an output shaft of the left driving motor (24) are on the same central line; the connecting part of the second crank (12) and the second connecting rod (14) is rotationally provided with a connecting block (16), the connecting block (16) is rotationally connected with a first follow-up connecting rod (17) and a second follow-up connecting rod (18), the end part of the first follow-up connecting rod (17) is rotationally connected with a left fixed side plate (23), and the operating part is rotationally connected with the end parts of the second connecting rod (14) and the second follow-up connecting rod (18); the pushing start point of the end part of the N-th mechanical arm is the pushing end point of the end part of the N-1 th mechanical arm.
2. A reciprocating mechanical mechanism according to claim 1, wherein N=2.
3.A reciprocating mechanical mechanism according to any one of claims 1-2, wherein the operating member is a push rod (19) or a push claw (15).
4. A method of operating a reciprocating mechanical mechanism as claimed in any one of claims 1 to 3, wherein:
the end part of the mechanical arm descends from an initial point to a pushing starting point, horizontally pushes the article forwards, horizontally moves to a pushing end point, and returns to the starting point through an intermediate point;
the pushing start point of the end part of the N-th mechanical arm is the pushing end point of the end part of the N-1 th mechanical arm.
5. A method of operating a reciprocating mechanical mechanism as defined in claim 4 wherein:
N=2, the first group of mechanical arm end runs from point a to point B, after a plurality of soft objects are pulled out from the clamped blade, the mechanical arm end runs from point B to point C horizontally, a plurality of soft objects are pushed from position 1 to position 2, and the mechanical arm end returns from point C to the starting point a through point D; after the soft object is compressed at the position 2, the end part of the second group of mechanical arms downwards moves from the point E to the point C, the object is pushed by the point C to horizontally move to the point F, a plurality of compressed soft objects are pushed by the position 2 to the position 3, the end part of the mechanical arms returns to the starting point from the point F through the point G, and the point D and the point G are the intermediate points.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810777445.9A CN109051567B (en) | 2018-07-16 | 2018-07-16 | Mechanical mechanism capable of reciprocating operation and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810777445.9A CN109051567B (en) | 2018-07-16 | 2018-07-16 | Mechanical mechanism capable of reciprocating operation and working method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN109051567A CN109051567A (en) | 2018-12-21 |
| CN109051567B true CN109051567B (en) | 2024-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810777445.9A Active CN109051567B (en) | 2018-07-16 | 2018-07-16 | Mechanical mechanism capable of reciprocating operation and working method thereof |
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| Country | Link |
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| CN (1) | CN109051567B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208683734U (en) * | 2018-07-16 | 2019-04-02 | 安庆市恒昌机械制造有限责任公司 | A kind of mechanical mechanism back and forth run |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE419958B (en) * | 1979-12-28 | 1981-09-07 | Volvo Ab | MOVEMENT MECHANISM FOR A RIGHT MOVEMENT WITH END-RECTIFICATED MOVEMENT PARTS |
| JP2531261B2 (en) * | 1988-07-08 | 1996-09-04 | 富士電機株式会社 | Transfer device |
| US7754984B2 (en) * | 2005-01-20 | 2010-07-13 | Ishida Co., Ltd. | Transportation device and combinational weighing apparatus including the same |
| CN101863367B (en) * | 2009-12-30 | 2012-04-25 | 浙江金鹰食品机械有限公司 | Crank rocker pushing device |
| CN102774611A (en) * | 2012-07-11 | 2012-11-14 | 华南理工大学 | Two-degree-of-freedom differential type reciprocating pushing device |
| CN103449120B (en) * | 2013-08-26 | 2015-11-04 | 安庆市恒昌机械制造有限责任公司 | A kind of transition hand pushing device of wrapping machine |
| CN206437519U (en) * | 2016-12-13 | 2017-08-25 | 昆明理工大学 | A kind of gear automatic feed mechanism |
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2018
- 2018-07-16 CN CN201810777445.9A patent/CN109051567B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208683734U (en) * | 2018-07-16 | 2019-04-02 | 安庆市恒昌机械制造有限责任公司 | A kind of mechanical mechanism back and forth run |
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| CN109051567A (en) | 2018-12-21 |
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