CN104265849A - Crank oscillating bar slide block mechanism - Google Patents
Crank oscillating bar slide block mechanism Download PDFInfo
- Publication number
- CN104265849A CN104265849A CN201410468832.6A CN201410468832A CN104265849A CN 104265849 A CN104265849 A CN 104265849A CN 201410468832 A CN201410468832 A CN 201410468832A CN 104265849 A CN104265849 A CN 104265849A
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- CN
- China
- Prior art keywords
- slide block
- oscillating bar
- hinged
- pendulum bar
- upper pendulum
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H21/00—Gearings comprising primarily only links or levers, with or without slides
- F16H21/10—Gearings comprising primarily only links or levers, with or without slides all movement being in, or parallel to, a single plane
- F16H21/16—Gearings comprising primarily only links or levers, with or without slides all movement being in, or parallel to, a single plane for interconverting rotary motion and reciprocating motion
- F16H21/18—Crank gearings; Eccentric gearings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
A crank oscillating bar slide block mechanism comprises a slide block, a limiting block installed on a device machine frame and used for limiting left-right movement of the slide block, an oscillating bar rotatably installed on the device machine frame, a driving spindle installed on the device machine frame, an eccentric wheel installed on the driving spindle and a connecting rod with the large-head end installed on the eccentric wheel and the small-head end hinged to the oscillating bar. The crank oscillating bar slide block mechanism further comprises an upper oscillating bar shaft installed on the device machine frame, an upper oscillating bar rotatably installed on an outer section of the upper oscillating bar shaft, an inner upper oscillating bar rotatably installed on an inner section of the upper oscillating bar shaft and in linkage connection with the upper oscillating bar, a pull rod and an upper connecting rod, wherein the lower end of the pull rod is hinged to the free end of the oscillating bar, the upper end of the pull rod is hinged to the free end of the upper oscillating bar, the upper end of the upper connecting rod is hinged to the lower portion of the inner upper oscillating bar, and the slide block is hinged to the lower end of the upper connecting rod. The crank oscillating bar slide block mechanism is simple in structure and appropriate in size and facilitates dry powder compression forming.
Description
Technical field
The present invention relates to a kind of crank rocking beam slide-block mechanism, this mechanism is for dry powder compression molding device.
Background technique
At present, comparatively common dry powder compression molding device, the pushing mechanism that its promotion slide block moves up and down is generally upside-down, and namely slide block (the upper punch body be namely commonly called as in industry) is positioned at the top of pushing mechanism, and pushing mechanism promotes slide block and moves up and down below slide block.
The pushing mechanism overall structure of the type is loaded down with trivial details, not only be made up of the Liang Tao branch be symmetrical set, and in Mei Tao branch, included the very large thrust axis of short transverse span and fork, and thrust axis and fork are arranged one on the other along short transverse, so just, make the span of whole pushing mechanism short transverse very large, the height of whole dry powder compression molding device is made to become very high, add the setting of left and right Liang Tao branch, the volume of whole dry powder compression molding device is very huge.In addition in pushing course, move up and down because thrust axis directly promotes slide block, when slide block moves to bottom dead center-nearby, the running speed of sliding block directly promoted by thrust axis is very fast, this is for dry powder is compressing, lower dead centre annex motion speed rapidly slide block then more difficult formation one certainly between nip, be not easy to the compressing of dry powder.
Summary of the invention
The technical problem to be solved in the present invention is, provides a kind of simple for structure, volume adequacy, and is convenient to the compressing crank rocking beam slide-block mechanism of dry powder.
For solving the problems of the technologies described above, technological scheme provided by the invention is: comprise slide block, be arranged on the limiting stopper that equipment rack moves left and right for position limiting slide block, the fork be rotatably installed on equipment rack, the drive main spindle be arranged on equipment rack, the eccentric wheel be arranged in drive main spindle, stub end to be loaded on eccentric wheel and little head end and the hinged connecting rod of fork; Also comprise the upper pendulum bar axle be arranged on equipment rack, the upper pendulum bar be rotatably installed in the outer section of upper pendulum bar axle, be rotatably installed on upper pendulum bar axle inner segment and with upper pendulum bar be connected in upper pendulum bar, lower end and the hinged and upper end of fork free end and the hinged pull bar of upper pendulum bar free end, upper end and interior upper pendulum bar lower hinge upper connecting rod, the lower end of described slide block and upper connecting rod is hinged.
The bottom of described interior upper pendulum bar is provided with is convenient to connecting rod and the hinged hinged seat of interior upper pendulum bar, this hinged seat and interior upper pendulum bar one-body molded.
After adopting above structure, tool of the present invention has the following advantages: crank rocking beam slide-block mechanism terminal with compact integral structure of the present invention, compact and reasonable, pass through eccentric wheel, connecting rod, fork, pull bar, upper pendulum bar, the setting of interior upper pendulum bar and upper connecting rod, and moving up and down of slide block can be realized by assembly and connection, whole mechanism compared with prior art, form single-row setting, and the connection of each parts up and down is just achieved by means of only pull bar, effectively shorten the span in mechanism height direction, reduce the height of mechanism, add the single-row setting of mechanism, effectively prevent whole equipment volume too huge.In addition slide block by the setting of upper pendulum bar, interior upper pendulum bar and upper connecting rod add each other by be rotationally connected or hinged after; when the slide block movement with upper rod hinge connection is to bottom dead center-nearby; it declines and the rate of climb can become slowly because of the effect of the upper pendulum bar be hinged or be rotationally connected, interior upper pendulum bar and upper connecting rod; one can be formed certainly between nip, be very beneficial for the compressing of powder.
Further, the bottom of described interior upper pendulum bar is provided with is convenient to connecting rod and the hinged hinged seat of interior upper pendulum bar, hinged seat be arranged on hinged upper connecting rod time to facilitate a lot, be also convenient to connecting rod action simultaneously, and hinged seat and interior upper pendulum bar one-body molded, be convenient to both processing.
Accompanying drawing explanation
Fig. 1 is the slide block of crank rocking beam slide-block mechanism of the present invention status architecture schematic diagram when moving to lower dead centre.
Fig. 2 is the slide block of crank rocking beam slide-block mechanism of the present invention status architecture schematic diagram when moving to upper dead center.
As shown in the figure: 1 slide block, 2 equipment racks, 3 limiting stoppers, 4 forks, 5 drive main spindle, 6 eccentric wheels, 7 connecting rods, 8 upper pendulum bar axles, 9 upper pendulum bars, upper pendulum bar in 10,11 pull bars, connecting rod on 12,13 hinged seats.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in the figure, crank rocking beam slide-block mechanism of the present invention, comprises drive main spindle 5, eccentric wheel 6, connecting rod 7, fork 4, pull bar 11, upper pendulum bar axle 8, upper pendulum bar 9, interior upper pendulum bar 10, upper connecting rod 12, slide block 1 and limiting stopper 3.
Limiting stopper 3 is divided into two pieces, left and right, is arranged on equipment rack 2 respectively, and slide block 1 is then between the limiting stopper 3 of two pieces, left and right, and the setting of the two pieces of limiting stoppers 3 in left and right can the side-to-side movement of effectively anti-limited slip block 1, plays the effect that left and right is spacing.
Drive main spindle 5 is arranged on equipment rack, is driven rotate by the driving mechanism of equipment.Eccentric wheel 6 is fastening to be arranged in drive main spindle 5, and this eccentric wheel 6 is arranged on after in drive main spindle 5 and drive main spindle 5 links, and namely when drive main spindle 5 is moved, this eccentric wheel 6 follows drive main spindle 5 to move together, namely forms interlock.The stub end of connecting rod 7 is set on the outer circle wall of eccentric wheel 6, and little head end is then hinged with the middle part of fork 4.Fork 4 is rotatably installed on equipment rack 2 by its left end, thus realizes fork 4 unitary rotation and be arranged on equipment rack 2.
The lower end of pull bar 11 and the free end (i.e. illustrated right-hand member) of fork 4 hinged, the upper end of pull bar 11 is then hinged with the free end (i.e. illustrated left end) of upper pendulum bar 9.Upper pendulum bar axle 8 is arranged on equipment rack 2, and on the outer section that upper pendulum bar 9 and interior upper pendulum bar 10 are rotatably installed in upper pendulum bar axle 8 respectively and inner segment, and interior upper pendulum bar 10 and upper pendulum bar 9 are solidly fixed, thus in realizing, upper pendulum bar 10 and upper pendulum bar 9 are connected.In industry, custom deserves to be called fork 9 and interior upper pendulum bar 10 is upper pendulum mass, and this upper pendulum mass can carry out back rotation in equipment axle sleeve.The upper end of upper connecting rod 12 and the lower hinge of interior upper pendulum bar 10, the top of slide block 1 is then hinged with the lower end of upper connecting rod 12.
Hinged for ease of upper connecting rod 12 and interior upper pendulum bar 10, the bottom of interior upper pendulum bar 10 is provided with hinged seat 13, and this hinged seat 13 is one-body molded with interior upper pendulum bar 10.
When drive main spindle 5 rotates counterclockwise together with the eccentric wheel 6 be fastened thereon, fork 4 just can be made to swing up and down with the fulcrum of its left end by connecting rod 7, and form the crank-rocker mechanism of prior art.Move up and down as slide block 1 is directly driven by crank-rocker mechanism, like this when slide block 1 moves to bottom dead center-nearby, the speed of slide block 1 decline and the rate of climb is rapid, and slide block 1 then cannot form one certainly between nip in movement process, is unfavorable for the compressing of powder.
And the present invention is for solving the problems of the technologies described above, the basis of crank-rocker mechanism is also provided with pull bar 11, upper pendulum mass and upper connecting rod 12.Like this when fork 4 just can make upper pendulum mass inhour rotate to during lower swing by pull bar 11, the rotation of upper pendulum mass is passed to slide block 1 by upper connecting rod 12, owing to being arranged on the constraint of the two pieces of limiting stoppers 3 in left and right on equipment rack 2, slide block 1 is moved downward, Fig. 1 is the state that slide block 1 moves to lower dead centre, and now fork 4 has been put to the position under; When fork 4 to put from lowermost position upwards swing back time, by pull bar 11, upper pendulum mass is rotated clockwise, so just make slide block 1 move upward, Fig. 2 is the state of slide block 1 to upper dead center.As can be seen here, upper pendulum mass, upper connecting rod 12, slide block 1 and equipment rack 2 constitute a rocker-slider mechanism, and upper and lower Liang Ge mechanism being combined by pull bar 11 is a mechanism, i.e. crank rocking beam slide-block mechanism of the present invention.
Crank rocking beam slide-block mechanism of the present invention can be used on dry powder compression molding device; slidercrank mechanism compared to existing technology; set up rocker-slider mechanism on its basis; upper and lower Liang Ge mechanism being combined by pull bar is a mechanism; when slide block 1 moves to bottom dead center-nearby; slide block 1 decline and the rate of climb slowly, can form one certainly between nip, and the formation certainly between nip are very beneficial for the compressing of powder.Crank rocking beam slide-block mechanism compact overall structure of the present invention is reasonable in addition, component are few, and each parts connect reliable, and feasibility is strong.
Claims (2)
1. a crank rocking beam slide-block mechanism, is characterized in that: comprise slide block (1), be arranged on the limiting stopper (3) that equipment rack (2) moves left and right for position limiting slide block (1), the fork (4) be rotatably installed on equipment rack (2), the drive main spindle (5) be arranged on equipment rack (2), the eccentric wheel (6) be arranged in drive main spindle (5), stub end are loaded on the upper and little head end of eccentric wheel (6) and fork (4) is hinged connecting rod (7); Also comprise the upper pendulum bar axle (8) be arranged on equipment rack (2), the upper pendulum bar (9) be rotatably installed in upper pendulum bar axle (8) outer section, be rotatably installed on upper pendulum bar axle (8) inner segment and the upper connecting rod (12) of the hinged and upper end of the interior upper pendulum bar (10) be connected with upper pendulum bar (9), lower end and fork (4) free end and the hinged pull bar (11) of upper pendulum bar (9) free end, upper end and interior upper pendulum bar (10) lower hinge, described slide block (1) is hinged with the lower end of upper connecting rod (12).
2. crank rocking beam slide-block mechanism according to claim 1, it is characterized in that: the bottom of described interior upper pendulum bar (10) is provided with is convenient to connecting rod (12) hinged seat (13) hinged with interior upper pendulum bar (10), and this hinged seat (13) is one-body molded with interior upper pendulum bar (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410468832.6A CN104265849A (en) | 2014-09-16 | 2014-09-16 | Crank oscillating bar slide block mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410468832.6A CN104265849A (en) | 2014-09-16 | 2014-09-16 | Crank oscillating bar slide block mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104265849A true CN104265849A (en) | 2015-01-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410468832.6A Pending CN104265849A (en) | 2014-09-16 | 2014-09-16 | Crank oscillating bar slide block mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104265849A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1631663A (en) * | 2004-12-22 | 2005-06-29 | 严培义 | Powder forming machine |
| CN2739999Y (en) * | 2004-10-27 | 2005-11-16 | 田角峰 | Transmission of buckling device |
| CN1944040A (en) * | 2006-10-25 | 2007-04-11 | 南京东部精密机械有限公司 | Medium and small crank slide block type full automatic dry powder press |
| CN101625021A (en) * | 2008-07-10 | 2010-01-13 | 潘学仁 | Transmission mechanism for pressure mechanism of upper slide block of forming machine |
| DE19913710B4 (en) * | 1998-03-27 | 2011-06-09 | Aida Engineering Co., Ltd., Sagamihara | Drive device for a slider of a toggle press |
| CN102529139A (en) * | 2012-02-29 | 2012-07-04 | 西安交通大学 | Dynamic balance mechanism for high-speed press |
| CN204041906U (en) * | 2014-09-16 | 2014-12-24 | 萍乡九州精密压机有限公司 | Crank rocking beam slide-block mechanism |
-
2014
- 2014-09-16 CN CN201410468832.6A patent/CN104265849A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19913710B4 (en) * | 1998-03-27 | 2011-06-09 | Aida Engineering Co., Ltd., Sagamihara | Drive device for a slider of a toggle press |
| CN2739999Y (en) * | 2004-10-27 | 2005-11-16 | 田角峰 | Transmission of buckling device |
| CN1631663A (en) * | 2004-12-22 | 2005-06-29 | 严培义 | Powder forming machine |
| CN1944040A (en) * | 2006-10-25 | 2007-04-11 | 南京东部精密机械有限公司 | Medium and small crank slide block type full automatic dry powder press |
| CN101625021A (en) * | 2008-07-10 | 2010-01-13 | 潘学仁 | Transmission mechanism for pressure mechanism of upper slide block of forming machine |
| CN102529139A (en) * | 2012-02-29 | 2012-07-04 | 西安交通大学 | Dynamic balance mechanism for high-speed press |
| CN204041906U (en) * | 2014-09-16 | 2014-12-24 | 萍乡九州精密压机有限公司 | Crank rocking beam slide-block mechanism |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150107 |
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| RJ01 | Rejection of invention patent application after publication |