Summary of the invention
The invention provides a kind of glue spreading apparatus, the glue door folding automatically of this glue spreading apparatus, and can guarantee good gluing effect, reduce loss of product or the like.
In order to solve the problems of the technologies described above, the invention provides a kind of glue spreading apparatus, be used for plank gluing to be processed, comprise colloidal sol box, gluing box, rubberizing shaft, Jiao Men and be fixed on top cover on the described gluing box, the end of wherein said Jiao Men is connected with described gluing box, and its other end is a free end; Described rubberizing shaft is around its axis rotation, the one end passes described gluing box and is connected with described top cover, its other end is connected with described colloidal sol box, wherein this glue spreading apparatus also comprises the described glue door automatic opening and closing glue door control device of control, can rotate in described gluing box at the described Jiao Men under the control of described glue controlling device for doors.
Further, described glue controlling device for doors comprises cylinder and link rod, and wherein said cylinder is fixed on the described top cover body, and an end of described link rod is connected with the output of described cylinder, and its other end is connected with described Jiao Men.
Further, also be provided with first adjustment means and second adjustment means that is used to limit described cylinder stroke on the described glue spreading apparatus; One end of described first adjustment means is arranged on the described top cover, and its other end is for pointing to the free end of link rod; Described second adjustment means is arranged on the described top cover, and its other end is for pointing to the free end of link rod, wherein said first adjustment means and the heteropleural that is positioned at described link rod in described second member.
Further, the external diameter of described rubberizing shaft is provided with the spiral annular knurl of glue from described colloidal sol tape to described gluing box.
Further, also be provided with the guider that limits spacing between described plank to be processed and the described rubberizing shaft on the described glue spreading apparatus.
Further, also be provided with travel switch on the described glue spreading apparatus.
Further, described rubberizing shaft and described plank to be processed have the speed of equidirectional when tangent, and described Jiao Men and described guider are positioned at the same side of described rubberizing shaft.
Further, be provided with the return port that is used for the glue that described Jiao Men scrapes off is back to described colloidal sol box in the described gluing box.
Further, described first adjustment means, second adjustment means all are adjustment screw.
Beneficial effect of the present invention is: glue spreading apparatus provided by the invention has automatic opening and closing glue door, so when the processing plank, can improve the efficient of processing greatly; By the automatic folding of this Jiao Men, viscose glue is coated on the plank by rubberizing shaft, and can control the thickness of viscose glue on the rubberizing shaft by automatic opening and closing glue door, to reach the viscose glue degree that needs; Since this automatic folding Jiao Men the moment of unlatching the pressure in its chamber greater than the pressure in the outside, so moment of opening, under the effect of pressure, the viscose glue at Jiao Men edge can be washed out, make viscose glue can not be bonded at the Jiao Men edge for a long time, thereby improved the gluing quality of product, improved the production rate of qualified products.
The specific embodiment
Describe the present invention in detail below in conjunction with accompanying drawing, it illustrates principle of the present invention as the part of this specification by embodiment, other aspects of the present invention, and feature and advantage thereof will become very clear by this detailed description.
Fig. 1 is the structural representation of a kind of glue spreading apparatus provided by the invention; As shown in Figure 1, glue spreading apparatus provided by the invention comprises colloidal sol box 13, gluing box 2, rubberizing shaft 1, glue door 3 and is fixed on top cover 6 on the described gluing box; Wherein an end of glue door 3 is connected with gluing box 2, and its other end is a free end, contacts with rubberizing shaft 1 by this free end, then glue door 3 closures; This free end and rubberizing shaft 1 from, then glue door 3 is opened; This rubberizing shaft 1 is rotated counterclockwise around its axis, and the one end passes gluing box 2 and is fixed on the top cover 6, and its other end is connected with colloidal sol box 13, is used for the glue in the colloidal sol box 13 is delivered in the gluing box 2, to carry out the operation of next step gluing; Wherein this glue spreading apparatus also comprises control glue door 3 automatic opening and closing glue door control device.
This glue controlling device for doors comprises cylinder 10 and link rod 8, and wherein this cylinder 10 is fixed on the cylinder base 11, and cylinder base 11 is fixed on above the top cover 6; One end of this link rod 8 is hinged by the output of flake joint 9 with cylinder 10, and its other end is connected with glue door 3.One end of glue door 3 is connected in the gluing box 2, and the top of this end is provided with axle, link rod 8 is fixedly connected with this axle, so can drive this axle rotation by link rod 8, thereby drive the end rotation that is arranged at glue door 3 in the gluing box 2, drive the free end rotation of glue door 3 then, so by this free end rotation, can reach this free end and the effect that rubberizing shaft 1 contacts or is separated, promptly be the effect of the automatic folding of Jiao Men.So under the control of cylinder 10, can drive link rod 8 swings, drive 3 foldings of glue door then.In order to cooperate the automatic folding of cylinder 10 control glue doors 3, also be provided with the travel switch (not shown), before plank is through rubberizing shaft 1, run into travel switch, cylinder 10 elongations make glue door 3 open, when plank breaks away from travel switch, cylinder 10 shortens glue door 3 closures.
When needs carry out gluing to plank, open glue door 3 by cylinder 10, this moment is because to be filled with glue door 3 in the gluing box 2 be glue under hanging closing, so the pressure of its inside is greater than the pressure of outside atmosphere, so in the moment of opening glue door 3, under the effect of pressure, the viscose glue at glue door 3 edges can be washed out, makes viscose glue can not be bonded at the edge of glue door 3 for a long time, thereby improved the gluing quality of product, improved the production rate of qualified products; After the plank gluing is finished, close glue door 3 at this moment, the glue on rubberizing shaft 1 can be stored in the gluing box 2 under pent glue door 3 extensions, has reduced the loss of glue.
Preferably, in order to limit the stroke of this cylinder 10, top cover 6 is provided with first adjustment means, this first adjustment means can be adjustment screw 7, this adjustment screw 7 is installed on the top cover 6, and its free end points to link rod 8, so can change the free end of screw 7 and the distance between the link rod 8 by rotary screw 7, limit the amplitude that link rod waves, further limit the stroke that cylinder 10 promotes forward; Second adjustment means is set on cylinder base 11, this first adjustment means can be adjustment screw 12, this screw 12 is installed on the cylinder base 11, its free end also is to point to link rod 8, and this adjustment screw 12 and adjustment screw 7 lay respectively at the not homonymy of link rod 8, thus, this screw 12 can be controlled the backhaul of cylinder 10.So delivery stroke and backhaul by adjustment screw 7 and adjustment screw 12 restriction cylinders 10, limit the amplitude of fluctuation of link rod 8, further limit the anglec of rotation of glue door 3, can control the unlatching size of glue door 3 thus, reach the purpose of control gel quantity, the thickness of control glue on rubberizing shaft 1 can be determined the thickness of glue on plank 5 thus; And can control glue door 3 and when closure, be unlikely to bump against on the rubberizing shaft 1, cause rubberizing shaft 1 and 3 wearing and tearing of glue door.
For convenience the glue in the colloidal sol box 13 is transported in the gluing box 2, and be coated on the plank by rubberizing shaft 1, rubberizing shaft 1 is provided with the spiral annular knurl, rubberizing shaft 1 will be along moving on the spiral annular knurl in reaching gluing box 2 by rotation glue, and just can give the plank gluing by rubberizing shaft 1 this moment.
Fig. 2 is the partial enlarged drawing of an embodiment of glue spreading apparatus Jiao Men provided by the invention and rubberizing shaft junction 14; Fig. 3 is the another kind of embodiment partial enlarged drawing of glue spreading apparatus Jiao Men provided by the invention and rubberizing shaft junction 14.As shown in Figure 2, also be provided with guider 4 on this glue spreading apparatus, first end of this guider 4 is fixed on the gluing box 2, its second end be fixed on the gluing box on first end active link mutually, second end is free to move along the direction perpendicular to rubberizing shaft 1 thus, and this second end is regulated its displacement by being arranged on gluing box 2 screwings, so second end of guider 4 is regulated it along perpendicular to the displacement on rubberizing shaft 1 direction by adjustment screw, second end of guider 4 and plank 5 to be processed join again, so its indirect regulation plank to the distance of rubberizing shaft 1, can be controlled the thickness of glue on plank 5 thus.
In order to reduce the waste of colloidal sol, glue spreading apparatus provided by the invention also is provided with return port 15 in its gluing box 2, the colloidal sol under being hung by glue door 3 can be back in the colloidal sol box 13 through return port 15, in order to using next time, save the use amount of glue greatly, saved production cost.
When plank is processed gluing, the rotary speed direction at the point of contact that the direction of advance of plank and rubberizing shaft are tangent is identical, and glue door 3 should be arranged on the side from the nearer rubberizing shaft 1 of plank original position, at this moment, can guarantee that just glue flows out and carries out gluing when glue door 3 is opened; When closing glue door 3, wipe the glue on the rubberizing shaft 1 off, be back in the colloidal sol box 13 by return port 15.
Glue spreading apparatus provided by the invention carries out the workflow of gluing:
Plank 5 is placed on the glue spreading apparatus, and at this moment, rubberizing shaft 1 is delivered to the glue in the colloidal sol box 13 in the gluing box 2 by the spiral annular knurl, and is covered with along the rubberizing shaft surface automatically;
Ran into travel switch before plank 5 is through rubberizing shaft 1, cylinder 10 elongations make glue door 3 open, because glue door 3 is in the moment of opening, inner chamber colloidal sol pressure ratio outside is big, so inner chamber colloidal sol pressure can wash out the viscose glue at Jiao Men edge, it is sticking for a long time glutinous, cumulative to be unlikely to viscose glue;
By the distance between guider 4 adjusting planks 5 and the rubberizing shaft 1, to determine to be coated in the thickness of glue on the plank 5;
By the stroke of adjustment screw 1 and adjustment screw 2 12 restriction cylinders 10, limit the angle that glue door 3 rotates again to reach.Adjustment screw 1 can be regulated the slit between glue door 3 and the rubberizing shaft 1, to reach the purpose of regulating gel quantity;
Plank 5 is carried out gluing;
When plank 5 breaks away from travel switch, cylinder 10 shortens, stroke by adjustment screw 12 control cylinders 10, the glue door 3 that makes is unlikely to bump against rubberizing shaft 1 when closure, cause 3 wearing and tearing of rubberizing shaft 1 or glue door, glue door 3 closures, and the glue on the rubberizing shaft 1 scraped, the glue that scrapes off passes through go back to glue hole 15 and is back in the colloidal sol box 2, in order to being suitable for next time.
Above-described adjustment means is not restricted to adjustment screw, also can realize the member of identical function for bolt and other.
The glue door of glue spreading apparatus provided by the invention can cooperate the automatic folding of travel switch, has improved operating efficiency greatly; And this Jiao Men can wash out the viscose glue at Jiao Men edge opening moment, and it is sticking for a long time glutinous to be unlikely to viscose glue, has improved the gluing quality, has reduced the generation of substandard product; Because the setting of adjustment screw and guider can limit the discharge of the thickness and the glue of gluing, and can limit the stroke of cylinder, avoid the wearing and tearing of Jiao Men and rubberizing shaft, the service life of having improved equipment simultaneously; Simultaneously, carry out recyclingly, saved production cost or the like greatly because the setting of return port can be back to the glue that scrapes off in the colloidal sol box.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.