CN205020371U - Saw -dust screening recovery unit - Google Patents
Saw -dust screening recovery unit Download PDFInfo
- Publication number
- CN205020371U CN205020371U CN201520689647.XU CN201520689647U CN205020371U CN 205020371 U CN205020371 U CN 205020371U CN 201520689647 U CN201520689647 U CN 201520689647U CN 205020371 U CN205020371 U CN 205020371U
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- China
- Prior art keywords
- wood chip
- piston
- saw
- screen box
- sieve case
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Abstract
The utility model relates to a with screen screening or sorting solid material field, disclose a saw -dust screening recovery unit, including sieve case, saw -dust conveyer, the sieve case is equipped with feed inlet and discharge gate, and the feed inlet top of sieve case is located to the saw -dust conveyer, is equipped with the screen cloth on the sieve case, and it has the sieve mesh of numerous certain holes to gather on the screen cloth, and the sieve case is connected with vibration air cylinder, and the vibration air cylinder slope arranges that the lower extreme of sieve case is connected with vibrating spring, and vibrating spring and ground link to each other, and the below of screen cloth is equipped with first saw -dust groove, and the discharge gate below of sieve case is equipped with second saw -dust groove. This scheme is that the cylinder makes the reciprocating motion of piston as driving source, high -pressure gas owing to what adopt, clashes into the vibration that brings with the intermittent type formula of cam among the prior art and compares, and the frequency is higher, and vibration efficiency further promotes.
Description
Technical field
The utility model relates to screen screening or separating solid materials field, particularly relates to a kind of wood chip screening retracting device.
Background technology
At some Furniture manufactures, in such as Wooden door plank manufacture process, can produce a lot of waste wood, if directly abandoned by these timber, waste resource on the one hand, be also increase production cost simultaneously.Wood adds the sawdust, the wood shavings powder that stay man-hour and is known as wood chip, discarded timber also can be processed into wood chip by wood chip disintegrating machine, and wood chip can be used for doing fuel and light bone inserts, or is combined into wood-based plate again, as MDF, also can as paper making raw material.When wood chip utilizes again, when needing to utilize, need to sieve wood chip, different secondaries utilizes needs varigrained wood chip, and such as artificial door-plate is just higher to the requirement of wood chip granularity.
What current vibratory sieve mainly adopted is that driven by motor cam rotates, and the shock screen box of cam interval, screen box is vibrated, and screen box sieves wood chip.But the vibration frequency of the program is that the speed of being rotated by cam is decided, cam rotates a circle just to trigger and once vibrates, and therefore causes the vibration frequency of vibratory sieve low.Vibration frequency is controlled indirectly by the rotating speed of motor, and improving vibration frequency needs to increase motor speed, but the rotating speed of motor is limited, cannot improve vibration frequency further.Therefore how promoting the vibration frequency of vibratory sieve further, is current problem demanding prompt solution.
Utility model content
The utility model is intended to provide a kind of vibration frequency high, the wood chip screening retracting device that screening efficiency is excellent.
Wood chip screening retracting device in this programme, comprise screen box, wood chip conveying arrangement, described screen box is provided with charging aperture and discharging opening, wood chip conveying arrangement is located at above the charging aperture of screen box, screen box is provided with screen cloth, described screen cloth is densely covered with the sieve aperture of numerous certain hole, described screen box is connected with vibrating air cylinder, described vibrating air cylinder is in tilted layout, the lower end of screen box is connected with vibrating spring, vibrating spring is connected with ground, and the below of screen cloth is provided with the first wood chip groove, is provided with the second wood chip groove below the discharging opening of screen box.
Beneficial effect: wood chip is by wood chip conveying arrangement putting into from the charging aperture of screen box, vibrating air cylinder starts, produce vibration, because vibrating air cylinder is in tilted layout, so make the direction of vibration of screen box prolong the incline direction of vibrating air cylinder, that direction of vibration and the horizontal plane of wood chip forms an angle, wood chip is moved on screen cloth, and the wood chip that granularity is little falls from screen cloth, enters the first wood chip groove, the wood chip that granularity is large moves to the discharging opening of screen box, drops in the second wood chip groove; Adopt such scheme, due to adopt be cylinder as drive source, gases at high pressure make the reciprocating motion of piston, and compared with clashing into the batch (-type) of prior art cam the vibration that brings, frequency is higher, and vibration efficiency promotes further.
Further, described vibrating air cylinder comprises cylinder body, piston rod, and described cylinder body is provided with tool the first air inlet at regular intervals and the second air inlet, and cylinder body is also provided with air flue, described first air inlet is connected by air flue with the second air inlet, described cylinder body is also provided with the first through hole and the second through hole; Described piston rod is provided with the first piston, the second piston, the 3rd piston that are arranged in order layout, and described first piston and the 3rd piston are respectively equipped with piston hole; First piston, the second piston, the 3rd piston form four chambers in cylinder body, the piston hole of first piston and the 3rd piston, respectively by the chamber on first piston and the 3rd piston both sides, the chamber being positioned at the second piston two ends is called the first chamber and the second chamber; Gases at high pressure enter in air flue continuously, first piston and the 3rd piston interval block the first air inlet and the second air inlet respectively, gases at high pressure enter the first chamber and the second chamber respectively, and piston rod is moved back and forth, produce vibrate.This vibrating air cylinder is skillfully constructed, rational in infrastructure, generation vibration that can be stable, and can produce higher vibration frequency.
Further, described vibrating air cylinder angle of inclination is with respect to the horizontal plane 45 °-75 °, and angle is less than 45 °, and make screen box extensional vibration too little, screening effect is poor; Angle is greater than 75 °, and make oscillation crosswise too little, it is bad that wood chip moves effect, easily piles up.
Further, described first wood chip groove and the second wood chip groove are provided with wheel, convenient mobile.
Further, described wheel is universal wheel, and universal wheel is free to rotate, can not be subject to the restriction in direction, makes the convenient of the first wood chip groove and the second wood chip groove movement.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model wood chip screening retracting device embodiment;
Fig. 2 is the structural representation of vibrating air cylinder in Fig. 1.
Detailed description of the invention
Below by detailed description of the invention, the utility model is described in further detail:
Reference numeral in Figure of description comprises: screen box 11, screen cloth 12, discharging opening 13, charging aperture 14, belt pulley 21, belt 22, vibrating spring 31, first wood chip groove 41, second wood chip groove 42, wheel 411, vibrating air cylinder 5, cylinder body 51, first through hole 511, second through hole 512, first air inlet 513, second air inlet 514, piston rod 52, first piston 511, second piston 522, the 3rd piston 523, piston hole 5211.
Embodiment is substantially as shown in Figures 1 and 2: this wood chip screening retracting device, comprise screen box 11, wood chip conveying arrangement, screen box 11 has charging aperture 14 and discharging opening 13, wood chip conveying arrangement is positioned at above the charging aperture 14 of screen box 11, screen box 11 is provided with screen cloth 12, screen cloth 12 is densely covered with the sieve aperture of numerous certain hole, the outer surface of screen box 11 is connected with the piston rod 52 of vibrating air cylinder 5, vibrating air cylinder 5 is in tilted layout with 45° angle, the lower end of screen box 11 is welded with vibrating spring 31, the lower end of vibrating spring 31 is welded on and is laid on the iron plate on ground, the below of screen cloth 11 is placed with the first wood chip groove 41, the second wood chip groove 42 is placed with below the discharging opening 13 of screen box 11.
Vibrating air cylinder 5 comprises cylinder body 51, piston rod 52, cylinder body 51 wall is opened the first air inlet 513 and the second air inlet 514 at regular intervals, there is gas passage cylinder body 51 inside, first air inlet 513 is connected by passage with the second air inlet 514, cylinder body 51 also has the first through hole 511 and the second through hole 512; Piston rod 52 is one-body molded first piston 521, second piston 522, the 3rd piston 523 that are arranged in order layout, first piston 521, second piston 522, the 3rd piston 523 form four chambers in cylinder body 51, first piston 521 and the 3rd piston 523 have piston hole 5211, respectively by the chamber on first piston 521 and the 3rd piston 523 both sides, the chamber being positioned at the second lower end, piston 522 two ends is called the first chamber, and the chamber being positioned at the second piston 522 upper end is called the second chamber;
Vibrating air cylinder 5 angle of inclination is with respect to the horizontal plane 45 °-75 °, and angle is less than 45 °, and make screen box 11 extensional vibration too little, screening effect is poor; Angle is greater than 75 °, and make oscillation crosswise too little, it is bad that wood chip moves effect, easily piles up.First wood chip groove 41 and the second wood chip groove 42 are provided with wheel 411, and wheel 411 is universal wheel, convenient mobile.
Wood chip conveying arrangement is made up of belt 22 and belt pulley 21, and transmission is reliable continuously.
The course of work: wood chip is by wood chip conveying arrangement putting into from the charging aperture 14 of screen box.Vibrating air cylinder 5 starts, gases at high pressure enter in air flue continuously, first piston 521 and the 3rd piston 523 interval block the first air inlet 513 and the second air inlet 514 respectively, when gases at high pressure enter the first chamber, second chamber is vented by the second through hole 512, and when gases at high pressure enter the second chamber, the first chamber is vented by the first through hole 511, piston rod 52 is moved back and forth, produces vibration.Because vibrating air cylinder 5 is in tilted layout, so make the direction of vibration of screen box 11 prolong the incline direction of vibrating air cylinder 5, the direction of vibration of wood chip and horizontal plane are formed an angle, wood chip is moved on screen cloth 12, the wood chip that granularity is little falls from screen cloth 12, and enter the first wood chip groove 41, the wood chip that granularity is large moves to discharging opening 13, drop in the second wood chip groove 42, reach screening effect.
Above-described is only embodiment of the present utility model, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from the utility model structure, some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (5)
1. a wood chip screening retracting device, comprise screen box, wood chip conveying arrangement, described screen box is provided with charging aperture and discharging opening, and wood chip conveying arrangement is located at above the charging aperture of screen box, screen box is provided with screen cloth, described screen cloth is densely covered with numerous sieve aperture, it is characterized in that: described screen box is connected with vibrating air cylinder, and vibrating air cylinder is in tilted layout, the lower end of screen box is connected with vibrating spring, vibrating spring is connected with ground, and the below of screen cloth is provided with the first wood chip groove, is provided with the second wood chip groove below the discharging opening of screen box.
2. wood chip screening retracting device according to claim 1, it is characterized in that: described vibrating air cylinder comprises cylinder body, piston rod, described cylinder body is provided with the first air inlet and the second air inlet, cylinder body is also provided with air flue, described first air inlet is connected by air flue with the second air inlet, described cylinder body is also provided with the first through hole and the second through hole; Described piston rod is provided with the first piston, the second piston, the 3rd piston that are arranged in order layout, and described first piston and the 3rd piston are respectively equipped with piston hole.
3. wood chip screening retracting device according to claim 2, is characterized in that: described vibrating air cylinder angle of inclination is with respect to the horizontal plane 45 °-75 °.
4. wood chip screening retracting device according to claim 3, is characterized in that: described first wood chip groove and the second wood chip groove are provided with wheel.
5. wood chip screening retracting device according to claim 4, is characterized in that: described wheel is universal wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520689647.XU CN205020371U (en) | 2015-09-08 | 2015-09-08 | Saw -dust screening recovery unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520689647.XU CN205020371U (en) | 2015-09-08 | 2015-09-08 | Saw -dust screening recovery unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205020371U true CN205020371U (en) | 2016-02-10 |
Family
ID=55252938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520689647.XU Expired - Fee Related CN205020371U (en) | 2015-09-08 | 2015-09-08 | Saw -dust screening recovery unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205020371U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105107722A (en) * | 2015-09-08 | 2015-12-02 | 重庆钱珑门业有限责任公司 | Wood chip screening recovery apparatus |
| CN108554286A (en) * | 2018-06-25 | 2018-09-21 | 皖南医学院第附属医院（皖南医学院弋矶山医院） | Candidate stem cell protective agent injection oscillator |
-
2015
- 2015-09-08 CN CN201520689647.XU patent/CN205020371U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105107722A (en) * | 2015-09-08 | 2015-12-02 | 重庆钱珑门业有限责任公司 | Wood chip screening recovery apparatus |
| CN108554286A (en) * | 2018-06-25 | 2018-09-21 | 皖南医学院第附属医院（皖南医学院弋矶山医院） | Candidate stem cell protective agent injection oscillator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20160908 |