CN202305307U - Linkage mechanism of sample seat bracket and furnace cover - Google Patents
Linkage mechanism of sample seat bracket and furnace cover Download PDFInfo
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- CN202305307U CN202305307U CN201120327835XU CN201120327835U CN202305307U CN 202305307 U CN202305307 U CN 202305307U CN 201120327835X U CN201120327835X U CN 201120327835XU CN 201120327835 U CN201120327835 U CN 201120327835U CN 202305307 U CN202305307 U CN 202305307U
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- connecting rod
- drive
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- bell
- specimen holder
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Abstract
The utility model relates to an X fluorescence analysis full-automatic sample-melting machine, and discloses a linkage mechanism of a sample seat bracket and a furnace cover. A main driving device of the linkage mechanism of the sample seat and the furnace cover mainly comprises a motor (1), a lead screw (5) which is driven by the motor (1), a lead screw nut (6) and a driving plate (7) which is connected with the lead screw nut (6), wherein a pull rod (8) which is connected with the driving plate (7) and moves up and down along with the driving plate (7) is connected with a four-bar linkage mechanism through a transmission mechanism; the upper ends of connecting rods I (12) and II (13) in the four-bar linkage mechanism are hinged with the furnace cover (14) respectively; the lower ends of the connecting rods I (12) and II (13) are hinged with the furnace body, and simultaneously, one of the connecting rods I (12) and II (13) is fixedly connected with the transmission mechanism; and the lower end of the sample seat bracket (25), positioned in a furnace body (26), is connected with the driving plate (7). According to the linkage mechanism disclosed by the utility model, the sample seat bracket moves up or down while the furnace cover is opened or closed, and the automation degree and the working efficiency are increased.
Description
Technical field
The utility model relates to the automatically molten model machine of a kind of xrf analysis, relates generally to the link gear of a kind of specimen holder carriage and bell.
Background technology
The molten automatically model machine of xrf analysis is the sample with required analysis, is cooled to the glass sheet through after the high temperature melting, analyzes then, and to temperature, operation has strict requirement.
At present, the molten automatically model machine cap-opening mechanism of existing xrf analysis is by the opening and closing of motor individual drive bell, and there are defectives such as complicated operation, automaticity are low in it; And the specimen holder carriage can not move up and down in body of heater, so when needing on the specimen holder carriage, to put the sample that will found; Or when the specimen holder carriage was got the sample that melts, bell all will be opened very big angle, just can put or sample thief, and operating personnel's heat radiation is not easy to operation very greatly again, wasted energy simultaneously.
The utility model content
For solving the problems of the technologies described above, the purpose of the utility model is the link gear that proposes a kind of specimen holder carriage and bell, make in the bell unlatching or when closing the specimen holder carriage can rise or descend, improve its automaticity and work efficiency.
The utility model adopts following technical scheme for accomplishing above-mentioned utility model task:
The link gear of a kind of specimen holder carriage and bell mainly comprises main drive, gear train and four-bar mechanism; Described drive unit mainly comprises the leading screw of motor, driven by motor, the feed screw nut that combines with threads of lead screw and connects the drive plate of one with feed screw nut; Described drive plate moves up and down with the rotation of motor through leading screw, feed screw nut; Be provided with the pull bar that connects with drive plate and move up and down with drive plate; Described pull bar links to each other with gear train; Described gear train is connected with four-bar mechanism; Described four-bar mechanism comprises the upper mounted plate that is fixed on the bell, is fixed on bottom plate, connecting rod I and connecting rod II on the body of heater; The upper end of said connecting rod I and connecting rod II is hinged with the upper mounted plate that is fixed on the bell respectively; Connecting rod I and connecting rod II lower end are hinged with the bottom plate that is fixed on the body of heater; Simultaneously connecting rod in connecting rod I and the connecting rod II and gear train connect firmly, and are formed under the gear train effect bell with the action unlatching of four connecting rods, the structure of closing; In described body of heater, have a plurality of specimen holder carriages; The lower end of said specimen holder carriage connects with drive plate, moves up and down with drive plate, constitutes moving up and down with the unlatching of bell, closing the link gear of synchronization action of specimen holder carriage.
[0006]Described gear train, four-bar mechanism are two covers, lay respectively at the both sides of body of heater, described two sets of transmission mechanism synchronization actions.
Described drive plate is at last frame plate, down between the frame plate; Corresponding described drive plate (7) is provided with the sliding axle that supplies drive plate to slide up and down between last frame plate, following frame plate; The two ends of said sliding axle are fixed on frame plate, the following frame plate, with thinking that drive plate provides the sliding bearing that slides up and down to be fixed on the drive plate through nut; Constitute the structure that described drive plate slides up and down between last frame plate (20), following frame plate.
Described gear train is a chain drive, mainly comprises the driving chain II that links to each other with pull bar, and the driving chain II rotates counterclockwise through the sprocket wheel that angle sheave I, angle sheave II guiding drive clockwise; A connecting rod lower end in described sprocket wheel and connecting rod I, the connecting rod II connects firmly.
Described gear train is a jointed gear unit, mainly comprises the drive link that links to each other with pull bar, and described drive link is connected with a rod hinge connection in connecting rod I, the connecting rod II through jointed shaft, and the connecting rod that is hinged with drive link has the bar hole of confession jointed shaft slip.
A kind of carriage that the utility model proposes and the link gear of bell rise synchronously the unlatching of bell and specimen holder carriage; Bell is closed with the specimen holder carriage and is descended synchronously; Can be implemented in bell open, when closing; The specimen holder carriage rises synchronously, descends, and on the specimen holder carriage, puts like this or all accomplishes in the body of heater peripheral operation during sample thief, has improved automaticity and work efficiency; In the time of molten kind, the specimen holder carriage has guaranteed the temperature of molten appearance along with closing of bell drops in the body of heater, has reduced energy consumption.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the synoptic diagram of drive plate, gear train, four-bar mechanism among the embodiment 1.
Fig. 3 is the structural representation of the utility model embodiment 2.
Fig. 4 is the synoptic diagram of drive plate, gear train, four-bar mechanism among the embodiment 2.
Among the figure: 1, motor, 2, drive sprocket, 3, the driving chain I, 4, driven sprocket, 5, leading screw, 6, feed screw nut, 7, drive plate; 8, pull bar, 9, the driving chain II, 10, sprocket wheel, 11, sprocket shaft, 12, the connecting rod I, 13, the connecting rod II, 14, bell; 15, bottom plate, 16, upper mounted plate, 17, coupling shaft, 18, the angle sheave I, 19, the angle sheave II, 20, go up frame plate; 21, angle sheave holder I, 22, following frame plate, 23, angle sheave holder II, 24, back shaft, 25, the specimen holder carriage, 26, body of heater; 27, column, 28, drive link, 29, jointed shaft, 30, sliding axle, 31, sliding bearing, 32, support axle bed.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described:
Like Fig. 1, shown in Figure 2, the link gear of a kind of specimen holder carriage and bell mainly comprises drive unit, gear train and four-bar mechanism; The output terminal of motor 1 is connected with drive sprocket 2 in the chain-drive mechanism in the said drive unit, and drives leading screws 5 and rotate through driving chain I 3, driven sprocket 4, moves up and down thereby drive the drive plate 7 that is connected in one with feed screw nut 6; The upper and lower end of screw mandrel 5 is connected to frame plate 20, down on the frame plate 22, be fixed on the drive plate 7 with the feed screw nut 6 of screw mandrel 5 threaded engagement; Described drive plate 7 is at last frame plate 20, down between the frame plate 22, and the described frame plate 20 of going up is fixed on the below of body of heater 26 through four root posts 27, and described frame plate 22 down is fixed on the below of frame plate 20 by the sliding axle 30 of four both end threads through nut; Sliding bearing 31 is fixed on the drive plate 7, through sliding bearing 31 drive plates 7 can be at last frame plate 20, slide up and down along sliding axle 30 between the frame plate 2 down; Horizontally disposed pull bar 8 is fixed on the drive plate 7, and can move up and down with drive plate 7; Described pull bar 8 links to each other with gear train, and described gear train is connected with four-bar mechanism; Described four-bar mechanism comprises the upper mounted plate 16 that is fixed on the bell 14, is fixed on bottom plate 15, connecting rod I 12 and connecting rod II 13 on the body of heater 26; Among this embodiment, described gear train is a chain drive, the sprocket wheel 10 that mainly comprises the driving chain II 9 that links to each other with pull bar 8, driven through angle sheave I 18, angle sheave II 19 by driving chain II 9; Connecting rod I 12 lower ends, sprocket wheel 10 simultaneously and sprocket shaft 11 bindings, connecting rod I 12 lower ends and sprocket wheel 10 connect firmly, sprocket wheel 10 also is supported on the body of heater 26 by bottom plate 15; The upper end of connecting rod I 12 is hinged on an end of the upper mounted plate 16 that is fixed on the bell 14 through coupling shaft 17; The other end of the upper end of connecting rod II 13 and upper mounted plate 16 is hinged through coupling shaft 17; The lower end of connecting rod II 13 is through being hinged on the bottom plate 15 that is fixed on the body of heater 26 through coupling shaft 17, and bell 14 is opened or closed under the effect of gear train, four-bar mechanism; Described angle sheave I 18, angle sheave II 19 are connected on frame plate 20 and the following frame plate 22, for driving chain II 9 provides guiding through angle sheave holder I 21, angle sheave holder II 23 respectively.
In described body of heater 26, have four specimen holder carriages 25; The back shaft 42 that is positioned at specimen holder carriage 25 lower ends passes frame plate 20, and the lower end of back shaft 24 is fixed on the drive plate 7, and back shaft 24 can be moved up and down with drive plate 7; And make moving up and down with the unlatching of bell 14, closing and be synchronized with the movement of specimen holder carriage 25; On last frame plate 20, be fixed with and guarantee back shaft vertical moving 24 about, also lubricated support axle bed 30 be provided for back shaft 24.
Described chain drive, four-bar mechanism are two covers; Lay respectively at the both sides of body of heater 26; The said pull bar 8 that is fixed on the drive plate 7 is set to two, and two pull bars 8 respectively with two cover chain drives in driving chain II 9 connect, two sets of transmission mechanism are moved simultaneously.
The utility model in use; Driving drive sprocket 2 by motor 1 outputting power rotates; And through 4 rotations of driving chain I 3 drive driven sprockets; Drive drive plates 7 through leading screw 5, feed screw nut 6 and move up and down, pull bar 8 is given chain-drive mechanism, four-bar mechanism with transmission of power, accomplishes the unlatching of bell 14 or closes; Drive plate 7 drives specimen holder carriage 25 and in body of heater 26, does rising or descending motion simultaneously.
Like Fig. 3, shown in Figure 4; Provide the structural representation of the utility model embodiment 2; Gear train is a jointed gear unit among this embodiment, and drive link 28 lower ends of jointed gear unit link to each other with pull bar 8, and drive link 28 upper ends link to each other with connecting rod II 13 through jointed shaft 29; The upper end of connecting rod II 13 is hinged with the upper mounted plate 16 that is fixed on the bell 14; The middle part of connecting rod II 13 is hinged on the bottom plate 15 that is fixed on the body of heater 26, and the bar hole that connecting rod II 13 bottoms are had is hinged through jointed shaft 29 with drive link 28 upper ends.The upper end of connecting rod I 12 is hinged on the upper mounted plate 16 that is fixed on the bell 14, and the lower end of connecting rod I 12 is hinged with the bottom plate 15 that is fixed on the body of heater 26.Described jointed gear unit, four-bar mechanism are two covers; Lay respectively at the both sides of body of heater 26; The said pull bar 8 that is fixed on the drive plate 7 is set to two, and two pull bars 8 respectively with two cover connecting rod gear trains in drive link 28 connect, two sets of transmission mechanism are moved simultaneously.Other structure among this embodiment adopts the structure of embodiment 1.
Claims (5)
1. the link gear of specimen holder carriage and bell is characterized in that: mainly comprise main drive, gear train and four-bar mechanism; Described main drive mainly comprises the leading screw (5) that motor (1), motor (1) drive, the feed screw nut (6) that combines with leading screw (5) screw thread and connects the drive plate (7) of one with feed screw nut (6); Described drive plate (7) moves up and down with the rotation of motor (1) through leading screw (5), feed screw nut (6); Be provided with the pull bar (8) that connects with drive plate (7) and move up and down with drive plate (7); Described pull bar (8) links to each other with gear train, and described gear train is connected with four-bar mechanism; Described four-bar mechanism comprises the upper mounted plate (16) that is fixed on the bell (14), is fixed on bottom plate (15), connecting rod I (12) and connecting rod II (13) on the body of heater (26); Said connecting rod I (12) is hinged with the upper mounted plate (16) that is fixed on the bell (14) respectively with the upper end of connecting rod II (13); Connecting rod I (12) is hinged with the bottom plate (15) that is fixed on the body of heater (26) with connecting rod II (13) lower end; Simultaneously connecting rod I (12) connects firmly with gear train with a connecting rod in the connecting rod II (13), is formed in bell under the gear train effect (14) with the action unlatching of four connecting rods, the structure of closing; In described body of heater (26), have a plurality of specimen holder carriages (25); The lower end of said specimen holder carriage (25) connects with drive plate (7), moves up and down with drive plate (7), constitutes moving up and down with the unlatching of bell (14), closing the link gear of synchronization action of specimen holder carriage (25).
2. the link gear of specimen holder carriage according to claim 1 and bell is characterized in that: described gear train, four-bar mechanism are two covers, lay respectively at the both sides of body of heater (26), described two sets of transmission mechanism synchronization actions.
3. the link gear of specimen holder carriage according to claim 1 and bell; It is characterized in that: described drive plate (7) is positioned between frame plate (20), the following frame plate (22); Corresponding described drive plate (7) is provided with the sliding axle (30) that supplies drive plate to slide up and down between last frame plate (20), following frame plate (22); The two ends of said sliding axle (30) are fixed on frame plate (20), the following frame plate (22), with thinking that drive plate (7) provides the sliding bearing (31) that slides up and down to be fixed on the drive plate (7) through nut; Constitute the structure that described drive plate (7) slides up and down between last frame plate (20), following frame plate (22).
4. the link gear of specimen holder carriage according to claim 1 and bell; It is characterized in that: described gear train is a chain drive; Mainly comprise the driving chain II (9) that links to each other with pull bar, driving chain II (9) rotates counterclockwise through the sprocket wheel (10) that angle sheave I (18), angle sheave II (19) guiding drive clockwise; A connecting rod lower end in described sprocket wheel (10) and connecting rod I (12), the connecting rod II (13) connects firmly.
5. the link gear of a kind of specimen holder carriage according to claim 1 and bell; It is characterized in that: described gear train is a jointed gear unit; Mainly comprise the drive link (28) that links to each other with pull bar (8); Described drive link (28) is connected with a rod hinge connection in connecting rod I (12), the connecting rod II (13) through jointed shaft (29), has the bar hole of confession jointed shaft (29) slip with the connecting rod of drive link (28) hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120327835XU CN202305307U (en) | 2011-09-02 | 2011-09-02 | Linkage mechanism of sample seat bracket and furnace cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120327835XU CN202305307U (en) | 2011-09-02 | 2011-09-02 | Linkage mechanism of sample seat bracket and furnace cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202305307U true CN202305307U (en) | 2012-07-04 |
Family
ID=46374179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120327835XU Expired - Fee Related CN202305307U (en) | 2011-09-02 | 2011-09-02 | Linkage mechanism of sample seat bracket and furnace cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202305307U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353575A (en) * | 2011-09-02 | 2012-02-15 | 洛阳特耐实验设备有限公司 | Sample holder bracket and furnace lid linage mechanism |
| CN104713748A (en) * | 2015-03-31 | 2015-06-17 | 农业部南京农业机械化研究所 | Fog-drop sampling device |
-
2011
- 2011-09-02 CN CN201120327835XU patent/CN202305307U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353575A (en) * | 2011-09-02 | 2012-02-15 | 洛阳特耐实验设备有限公司 | Sample holder bracket and furnace lid linage mechanism |
| CN102353575B (en) * | 2011-09-02 | 2013-03-13 | 洛阳特耐实验设备有限公司 | Sample holder bracket and furnace lid linage mechanism |
| CN104713748A (en) * | 2015-03-31 | 2015-06-17 | 农业部南京农业机械化研究所 | Fog-drop sampling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20130902 |