CN102794796B - Wood finger joint system and method - Google Patents
Wood finger joint system and method Download PDFInfo
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- CN102794796B CN102794796B CN201210270471.5A CN201210270471A CN102794796B CN 102794796 B CN102794796 B CN 102794796B CN 201210270471 A CN201210270471 A CN 201210270471A CN 102794796 B CN102794796 B CN 102794796B
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Abstract
The invention discloses a wood finger joint system and method. The wood finger joint system comprises a matcher, an arrangement platform, a front-end comb machine, a rear-end comb machine, a glue spreader, pre-joint equipment and finger joint equipment which are sequentially arranged and connected, wherein the arrangement platform, the front-end comb machine, the rear-end comb machine, the glue spreader, the pre-joint equipment and the finger joint equipment are connected through a conveying device; and the wood is conveyed by the conveying device to pass through all the equipment in sequence. According to the wood finger joint system and method provided by the invention, automatic finger joint processing of wood is realized by use of the reasonable combination and arrangement of multiple sets of equipment, the processing accuracy and the consistency are high, and the production efficiency is improved; and moreover, due to the full-automatic glue spreading mode, the glue spreading is uniform, better finger joint strength is realized, and the length of the finger joint can be properly reduced so as to reduce wood waste.
Description
Technical field
The present invention relates to wood processing field, particularly relate to a kind of wood finger joint system and method.
Background technology
Usual timber products is left the mode that stub bar can use finger man-hour and again leftover bits and pieces is reasonably utilized adding, conventional finger mode carries out two comb by hand, carry out cloth glue by hand, a craft sequences rear semi-automatic finger joint machine and carries out finger, be often referred to the length of joint at about 1.5cm, two refer to that joint length needs 3cm just can connect a root timber material (except the trim length of termination).As: 4000, the specification material connecing a kind of material 1000 × 50 × 25, the finger head of every root material is on average by 3 calculating, and the loss of finger head 0.225 cube, needs 4 day time; And due to manual comb, the uniformity of profile of tooth can not be ensured, poor flatness.
Summary of the invention
The technical problem that the present invention mainly solves is to provide and a kind ofly can improves working (machining) efficiency and the good wood finger joint system and method for the shaping flatness of timber.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of wood finger joint system, the four side moulder that comprising arranges successively connects, reason material platform, front end rack shaper, rear end rack shaper, cloth glue machine, pre-terminated equipment and finger equipment; Be connected by conveyer between described reason material platform, front end rack shaper, rear end rack shaper, cloth glue machine, pre-terminated equipment, finger equipment, timber is transported successively through each equipment by described conveyer; Described four side moulder is used for carrying out shaping processing to the four sides, front and back up and down of timber; Described reason material platform is for placing the timber after shaping and making timber deliver to rack shaper place, front end through conveyer in order; Described front end rack shaper is used for carrying out comb to timber front end and is processed to form finger head; Described rear end rack shaper is used for carrying out comb to timber rear end and is processed to form finger head; Described cloth glue machine is provided with the glue shower nozzle with the finger head shapes adaptation on described timber, and described cloth glue machine is used for the finger head flank of tooth glue coating of timber one end; Described pre-terminated equipment is used for timber to turn to flat condition, and the finger head of adjacent two timber is docked; Described finger equipment is used for carrying out compacting to the wood finger joint head of pre-terminated makes wood finger joint shaping; The described essence saw that breaks is arranged at the side of finger equipment, and the opposite side of finger equipment is provided with push pedal, and described push pedal is used for the timber that finger is good to push in the disconnected saw of essence; Described essence breaks saw for timber good for finger is carried out cutting according to the specification of setting.
Wherein, the glue shower nozzle on described cloth glue machine is dentation, and the gum outlet of glue shower nozzle is positioned on the flank of tooth, and during cloth glue, the finger head on timber engages with glue shower nozzle and conveyer at the uniform velocity transports timber makes finger head on timber through glue shower nozzle.
Wherein, the glue quantity of described cloth glue machine to finger head cloth glue is 200-250g/m
2.
Wherein, the effective edge length of rack type cutter for comb on described front end rack shaper and rear end rack shaper is 0.8cm.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of wood finger joint method, comprise step:
S10: to be scraped process at four sides up and down in the front and back of timber;
S20: the timber through polishing pressed length adaptation sequence and send into next step process successively;
S30: respectively comb is carried out to the front-end and back-end of timber by rack shaper and process finger head;
S40: carry out cloth glue by the finger head flank of tooth of cloth glue machine to timber one end;
S50: two wood finger joint heads of adaptation are carried out pre-terminated, then carries out formed by finger-shaped jointing by finger joint machine;
S60: timber good for finger is carried out cutting according to the specification of setting.
Wherein, in step S40, the glue shower nozzle on cloth glue machine is set to dentation, the gum outlet of glue shower nozzle is arranged on the flank of tooth, during cloth glue, the finger head on timber is engaged with glue shower nozzle and makes the finger head on timber at the uniform velocity pass glue shower nozzle.
Wherein, in step S40, be 200-250g/m to the glue quantity of finger head cloth glue
2.
Wherein, in step S20, the rule of timber sequence is: arbitrary timber length is 0.5 ~ 2 times of its adjacent timber length.
Wherein, in step S30, wood finger joint head length is processed as 0.8cm.
The invention has the beneficial effects as follows: in wood finger joint system of the present invention, by reason material platform, front end rack shaper, rear end rack shaper, cloth glue machine, pre-terminated equipment, finger equipment and the disconnected saw of multiple stage essence are reasonably arranged, by conveyer, each equipment is connected, automatically the material that the final output of finger processing is up to specification can be completed in systems in which after entering conveyer after timber resonable material platform sorts, comb, cloth glue and finger all adopt automatic control, machining accuracy is high, uniformity is good, enhance productivity, verify through actual production, this system works efficiency is used to obtain speed by manual every day 1000 meters, be promoted to every day 3800 meters, efficiency improves 380%.Be provided with four side moulder before resonable material and can carry out shaping processing to timber, the flatness of timber after guarantee finger.In cloth glue machine, glue shower nozzle and wood finger joint head shapes adaptation, make glue can be spread evenly across the surface of finger joint teeth, reach better finger intensity, and the precision of finger material be all within 0.8mm, reduce the allowance that subsequent fine adds operation.By the cooperation of each equipment, suitably can also reduce the length of finger head, reduce the waste of timber.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention wood finger joint system;
Fig. 2 is the schematic diagram of cloth glue process in one embodiment of the invention wood finger joint system.
Label declaration:
10, four side moulder; 20, reason material platform; 30, front end rack shaper; 40, rear end rack shaper; 50, cloth glue machine; 51, glue shower nozzle; 60, pre-terminated equipment; 70, finger equipment; 80, buck; 230, conveyer belt; 340, conveyer belt; 560, conveyer belt; 100, timber.
Detailed description of the invention
By describing technology contents of the present invention, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Refer to Fig. 1 and Fig. 2, the present embodiment provides a kind of wood finger joint system, the four side moulder 10 that comprising arranges successively connects, reason material platform 20, front end rack shaper 30, rear end rack shaper 40, cloth glue machine 50, pre-terminated equipment 60 and finger equipment 70, conveyer belt 230 is provided with between reason material platform 20 and front end rack shaper 30, conveyer belt 340 is provided with between front end rack shaper 30 and rear end rack shaper 40, cloth glue machine 50 is arranged side by side in the side of conveyer belt 340 with rear end rack shaper 40, and cloth glue machine 50 is positioned at the downstream of rear end rack shaper 40 along conveyer belt direction of transfer, cloth glue machine 50 is connected by conveyer belt 560 with pre-terminated equipment 60, and to be connected (not shown) by chain or belt conveyer between pre-terminated equipment 60 with finger equipment 70, carrying out adding man-hour, timber is transported by above-mentioned each conveyer belt/conveyer and carries out respective handling through each equipment successively.
Four side moulder 10 for timber up and down before and after four sides carry out shaping processing, to guarantee the front and back of timber after finger and upper and lower flatness; Wherein, so-called front-back refers to splicing end face two end faces also namely length direction on of timber for finger, top and bottom refer to two faces of maximum two apparent surfaces of timber area also namely on thickness direction, such as in timber 100 structure shown in Fig. 2, the plane that area is forward larger is the up/down face of timber, with front/rear that the end face of cloth glue machine 50 junction is timber, and in this view, surface is upward then the face without four side moulder shaping.In addition, describe for ease of follow-up, in Fig. 2, this kind of laying state of timber is called " raised state ", and the laying state when timber makes up/down surface upward relative to this state turnover 90 degree is called " flat condition ".
Reason material platform 20 is a workbench, for placing the timber after shaping and making timber deliver to front end rack shaper 30 place through conveyer belt 230 in order; Wherein manage material process for manually to complete, add man-hour actual, little for ensureing the deformation coefficient after material finger, make the difference maintenance of the length between adjacent timber in the reasonable scope, more preferably, 0.5 ~ 2 times that controls that arbitrary timber length is its adjacent timber length.Be such as the timber of 30cm for a length, the timber length be adjacent is more preferably between 15cm ~ 60cm.
Front end rack shaper 30 is processed to form finger head for carrying out comb to timber front end; The blade of front end rack shaper 30 is dentation, and its modes of emplacement is analogous to the glue shower nozzle 51 of the cloth glue machine 50 shown in Fig. 2, and adding man-hour, timber is raised state, and timber front end is through the finger head forming dentation after the rack type cutter blade of front end rack shaper 30.
After timber front end comb completes, be automatically sent to rear end rack shaper 40 by conveyer belt 340, rack shaper 40 pairs of timber rear ends in rear end are carried out comb and are processed to form finger head; Timber rear end is be in raised state equally when carrying out comb.Rear end rack shaper 40 and front end rack shaper 30 similar, difference is that both are positioned at the not homonymy of conveyer belt 340, and front end rack shaper 30 and rear end rack shaper 40 all can adopt existing equipment, and concrete structure no longer describes in detail.The comb at timber two ends is directly transmitted by conveyer belt and ensures smooth degree, does not need to pause, and disposablely completes, and ensure that the precision of every root timber upper comb dent.
After timber comb completes, timber is sent to cloth glue machine 50 place and carries out cloth glue by conveyer belt 340 continuation transmission, consult Fig. 2, cloth glue machine 50 is provided with the glue shower nozzle 51 of dentation, this dentation glue shower nozzle 51 is just adaptive with the finger head shapes on timber 100, the gum outlet of glue shower nozzle 51 is positioned on the flank of tooth, during cloth glue, the finger head of timber 100 one end engages with the glue shower nozzle 51 of cloth glue machine 50, conveyer belt 340 drives timber 100 uniform motion to make finger head through glue shower nozzle 51, as namely the direction of arrow in Fig. 2 represent the direction of motion of timber.Timber is in the process traveled at the uniform speed, and glue is coated on the flank of tooth of each tooth of finger head by glue shower nozzle 51 equably, ensure that coating weight and the uniformity of glue.Wherein, extrude too much pollute for glue when reaching good glue-joint strength and prevent finger, the glue quantity of cloth glue controls as 200-250g/m
2, the glue quantity of this automatic glue spreading is relative to the 350-400g/m of manual cloth glue
2glue quantity, also considerably reduces glue quantity.In the construction illustrated, the finger head of cloth glue machine 50 pairs of timber 100 rear ends carries out cloth glue, if cloth glue machine 50 is positioned over conveyer belt 340 opposite side, then the finger head of cloth glue machine 50 pairs of timber 100 front ends carries out cloth glue, timber only need to the finger head cloth glue of one end, be not limited to be any end, the position of cloth glue machine 50 is set as required.
Pre-terminated equipment 60 is sent to by conveyer belt 560 again after timber gluing, the direction of transfer of conveyer belt 560 is vertical with the direction of transfer of conveyer belt 340, the direction of transfer of conveyer belt 560 is consistent with the length direction of timber, be arranged in order by length in raised state when then timber enters pre-terminated equipment 60 successively, timber is turn to flat condition by pre-terminated equipment 60, and the finger head of adjacent two timber is docked, due to finger head scribbling glue, can glue together between timber, finger is carried out when automatically sending in finger equipment 70 again after the length of material that the total length after timber docks successively reaches required.
Finger equipment 70 carries out compacting to the wood finger joint head connected in advance makes glue curing, and wood finger joint is shaping.
Multiple buck 80 along the arrangement of conveyer belt 560 direction of transfer is provided with in the side of finger equipment 70, and be provided with push pedal (not shown) at the opposite side of finger equipment 70, after wood finger joint completes, the timber that finger is good is pushed on buck 80 by push pedal, buck 80 is provided with the disconnected saw (not shown on figure) of essence, the disconnected saw of essence pre-sets good position according to the dimensions of required sawn timber, is placed in after on buck until the timber that finger is good, and the disconnected saw of essence carries out cutting and obtains required specification material.
Namely cooperation by above-mentioned each equipment completes a whole set of operation from former material to specification material.
In wood finger joint system of the present invention, by reason material platform, front end rack shaper, rear end rack shaper, cloth glue machine, pre-terminated equipment, finger equipment and the disconnected saw of multiple stage essence are reasonably arranged, by conveyer, each equipment is connected, automatically the material that the final output of finger processing is up to specification can be completed in systems in which after entering conveyer after timber resonable material platform sorts, comb, cloth glue and finger all adopt automatic control, machining accuracy is high, uniformity is good, enhance productivity, verify through actual production, use this system works efficiency by the speed of 1000 meters manual operations every day, be promoted to every day 3800 meters, efficiency improves 380%.Be provided with four side moulder before resonable material and can carry out shaping processing to timber, the flatness of timber after guarantee finger.In cloth glue machine, glue shower nozzle and wood finger joint head shapes adaptation, make glue can be spread evenly across the surface of finger joint teeth, reach better finger intensity, and the precision of finger material be all within 0.8mm, reduce the allowance that subsequent fine adds operation.
Under the combination of the said equipment, in modified embodiment, the effective edge length of rack type cutter for comb on front end rack shaper and rear end rack shaper is set to 0.8cm, namely timber refers to that joint length is 0.8cm after comb processing, compared to existing finger joint length 1.5cm, decrease the waste of 47%, Appropriate application is obtained to timber resources.Under aforesaid equipment cooperation, can improve the finger intensity of finger head, after reducing to refer to joint length, the finger intensity between timber also can reach requirement.
The present invention also provides a kind of wood finger joint method, comprises step:
S10: to be scraped process at four sides up and down in the front and back of timber.The flatness of timber after finger is guaranteed by this step.
S20: the timber through polishing pressed length adaptation sequence and send into next step process successively; Wherein, little in order to ensure the deformation coefficient after wood finger joint, the ordering rule of timber is set as: arbitrary timber length is 0.5 ~ 2 times of its adjacent timber length.
S30: respectively comb is carried out to the front-end and back-end of timber by rack shaper and process finger head.By rack shaper but not manual comb, the working (machining) efficiency of comb can be improved, and precision and the uniformity of finger head can be ensured, make the timber after finger more smooth.In modified embodiment, wood finger joint head length is processed as 0.8cm, reduces the waste of timber, improve timber utilization rate, wood finger joint intensity is ensured by scrape process and the cloth glue mode of step S40 of step S10, and the finger head finger intensity of reduction length is also met the requirements.
S40: carry out cloth glue by the finger head flank of tooth of cloth glue machine to timber one end; Wherein, more preferably, the glue shower nozzle on cloth glue machine is set to dentation, the gum outlet of glue shower nozzle is arranged on the flank of tooth, during cloth glue, the finger head on timber is engaged with glue shower nozzle and makes the finger head on timber at the uniform velocity pass glue shower nozzle.By this measure, ensure coating weight and the uniformity of glue, strengthen finger intensity.The glue quantity of cloth glue controls as 200-250g/m
2, when reaching good glue-joint strength and prevent finger, glue is extruded and is too much polluted.
S50: two wood finger joint heads of adaptation are carried out pre-terminated, then carries out formed by finger-shaped jointing by finger joint machine.
S60: timber good for finger is carried out cutting according to the specification of setting.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (4)
1. a wood finger joint method, is characterized in that, comprises step:
S10: to be scraped process at four sides up and down in the front and back of timber;
S20: the timber through polishing pressed length adaptation sequence and send into next step process successively;
S30: respectively comb is carried out to the front-end and back-end of timber by rack shaper and process finger head;
S40: carry out cloth glue by the finger head flank of tooth of cloth glue machine to timber one end;
S50: two wood finger joint heads of adaptation are carried out pre-terminated, then carries out formed by finger-shaped jointing by finger joint machine;
S60: timber good for finger is carried out cutting according to the specification of setting;
In step S40, the glue shower nozzle on cloth glue machine is set to dentation, the gum outlet of glue shower nozzle is arranged on the flank of tooth, during cloth glue, the finger head on timber is engaged with glue shower nozzle and makes the finger head on timber at the uniform velocity pass glue shower nozzle.
2. wood finger joint method according to claim 1, is characterized in that:
In step S40, be 200-250g/m2 to the glue quantity of finger head cloth glue.
3. wood finger joint method according to claim 1, is characterized in that:
In step S20, the rule of timber sequence is: arbitrary timber length is 0.5 ~ 2 times of its adjacent timber length.
4. the wood finger joint method according to any one of claim 1-3, is characterized in that:
In step S30, wood finger joint head length is processed as 0.8cm.
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| CN201210270471.5A CN102794796B (en) | 2012-08-01 | 2012-08-01 | Wood finger joint system and method |
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| CN201210270471.5A CN102794796B (en) | 2012-08-01 | 2012-08-01 | Wood finger joint system and method |
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| CN102794796A CN102794796A (en) | 2012-11-28 |
| CN102794796B true CN102794796B (en) | 2015-04-29 |
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| CN108098941A (en) * | 2018-02-02 | 2018-06-01 | 柳州市鹏森木业加工有限公司 | A kind of automatic jointing machine of finger-jointed plate |
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Owner name: FUJIAN DUSHI WOOD INDUSTRY CO., LTD. Free format text: FORMER OWNER: DU JINXIANG Effective date: 20121121 |
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Effective date of registration: 20121121 Address after: 354000 Shaowu City, Fujian Province Economic and Technological Development Zone, Nanping Applicant after: Fujian Dushi Wood Industry Co., Ltd. Address before: 354000 Shaowu City, Fujian Province Economic and Technological Development Zone, Nanping Applicant before: Du Jinxiang |
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Denomination of invention: Wood finger joint system and method Effective date of registration: 20171124 Granted publication date: 20150429 Pledgee: Industrial Bank Limited by Share Ltd Shaowu branch Pledgor: Fujian Dushi Wood Industry Co., Ltd. Registration number: 2017350000137 |
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