Fine painting enamelled sheet wires device
Technical field
The present invention relates to a kind of fine painting enamelled sheet wires device, belong to a kind of wire coating apparatus.
Background technology
Along with car electrics, miniature electric transformator, electronic product etc. constantly develop to miniaturization and flattening, the application of fine enameling copper strap wire and usage amount also expanding day and increase.Its characteristic is: 1, high copper factor.The winding volume of same performance is less, and weight is lighter;Under conditions of volume is identical, coil performance is more preferable, and painting rate is higher;2, have the surface area bigger than round conductor enamel-covered wire, kelvin effect can be greatly reduced so that it is be applicable to high frequency state, reduce coil high-frequency eddy-current loss;3, there is good thermal diffusivity, galvanomagnetic-effect etc..
And it is current, the production of fine enameling copper strap wire, it is typically paint on horizontal enameling machine and bakee, in japanning district, paint liquid is coated on bare copper flat wire surface, enter back into baking district and by paint liquid baking film forming and be attached to copper strap wire surface, then back and forth paint in japanning district and baking district, toast, make the film thickness on copper strap wire reach the standard-required of regulation.Generally, the japanning mode of horizontal enameling machine is to use roller to add felt device for painting, and roller is rotational conveyance paint liquid in paint box, and copper cash rolls on attachment paint liquid at paint, enters back in the middle of upper and lower two-layer felt, makes felt be coated on copper strap wire surface.The enameled sheet wire that this method produces, in properties of product are tested, voltage characteristic test data dispersion value is high, i.e. product exists monolateral film problem of non-uniform.
Fig. 1 is roller of the prior art and adds felt device for painting schematic diagram.In prior art, roller adds the device for painting of felt, its roller is rotated at paint bath in-core by driven by motor, paint liquid is delivered to wire of painting, wire lower surface attachment paint liquid enters in the middle part of felt, wherein, upper felt is fixed by pressing plate, so that felt is smooth, wire bakees film forming in entering baker after twice felt folder is wiped.Paint liquid is delivered to roller by painting case through paint pump line road, and paint case sent back to by the unnecessary the most recovered pipeline of paint liquid.Its shortcoming: paint liquid is delivered to, by roller, wire of painting, wire can only can adhere to paint liquid below, cannot adhere to paint liquid above, and japanning wire in the middle part of felt time, paint liquid below wire also cannot be attached to above wire, and the paint film causing japanning wire upper and lower surface is uneven.
Summary of the invention
The monolateral film of enameled sheet wire that it is an object of the invention to solve prior art existence is uneven, causes the deficiency that voltage characteristic test data dispersion value is high, it is provided that a kind of uniform fine painting enamelled sheet wires device of enameled sheet wire paint film.
The technical solution of the present invention is to provide a kind of fine painting enamelled sheet wires device with following structure, it includes painting case 1, painting installation and baker 3, it is characterized in that described painting installation includes japanning platform 4, japanning platform 4 top is provided with paint liquid bath 5, the first japanning felt 7 is set above paint liquid bath 5, it is interior and fixed relative to one another that its underpart is immersed in paint liquid bath 5, its top is not less than the upper surface of japanning platform 4, first japanning felt 7 top is correspondingly provided with the second japanning felt 8, and pressing plate 9 gland is in the upper surface of the second japanning felt 8;
Being provided with dosing pump 2 between paint case 1 and painting installation, the hole 10 of entering to paint of this dosing pump 2 bottom is connected with paint case 1 by the first pipeline 12, goes out to paint hole 11 and is communicated by the bottom of second pipe 13 with the paint liquid bath 5 of painting installation;
Space between first japanning felt 7 and the second japanning felt 8 and the passage that space, middle part is japanning wire 14 of baker 3, japanning wire 14 is driven mobile by frequency conversion motor.
A modification of the present invention is, the right side of the paint liquid bath 5 of japanning platform 4 correspondence is provided with Baltimore groove 6, the 3rd japanning felt 15 it is fixed with in it, 3rd japanning felt 15 and the first japanning felt 7 are positioned on same axis, 3rd japanning felt 15 top is correspondingly provided with the 4th japanning felt 16, and pressing plate 9 gland is in the upper surface of the 4th japanning felt 16.Wire after japanning is coated with further, makes the paint liquid more smooth even on wire.
It is that described paint liquid bath 5 is any one in reversed convex type, positive convex, polygon, rectangle that the second of the present invention improves.Use flexibly according to practical situation, all can realize felt ground and paint liquid laminating.
The third improvement of the present invention is, described first japanning felt 7 and the 3rd japanning felt 15 are above the upper surface of japanning platform 4.Making japanning wire and the first, second and third, the 4th japanning felt veneer contact, masking liquid is the quickest, convenient, and also empty shield wires moves.
The 4th kind of improvement of the present invention is, the size of described pressing plate 9 is not more than the size of the second japanning felt 8, the size of the most no more than the 4th japanning felt 16, in order to the most smooth japanning felt.
Described dosing pump 2 controls paint flow quantity by adjusting rotating speed at any time.
Described japanning platform 4 prepares for anti-corrosion material, preferably to lay in paint liquid, extends its service life.
This fine painting enamelled sheet wires device, its painting installation floating coating felt is i.e. installed on above paint liquid, japanning is integrated with conducting wire cladding, and wire is also painted, is coated with by first and second felt self-priming paint liquid, makes wire top and bottom paint, and paint film is uniform.And in lacquering process, dosing pump by regulation rotating speed control paint liquid conveying capacity, and time control japanning wire film thickness.
Accompanying drawing explanation
Fig. 1: in prior art, roller adds felt device for painting structural representation;
The structural representation of Fig. 2: the embodiment of the present invention 1;
The structural representation of painting installation in Fig. 3: the embodiment of the present invention 2;
The top view of Fig. 4: Fig. 3;
In figure: 1: paint case;2: dosing pump;3: baker;4: japanning platform;5: paint liquid bath;6: Baltimore groove;7: the first japanning felts;8: the second japanning felts;9: pressing plate;10: enter to paint hole;11: go out to paint hole;12: the first pipelines;13: second pipe;14: japanning wire;15: the three japanning felts;16: the four japanning felts.
Detailed description of the invention
Referring to the drawings, provide the detailed description of the invention of the present invention, be used for the composition of the present invention is further described.
Embodiment 1
The fine painting enamelled sheet wires device of the present embodiment, referring to the drawings 2, it includes painting case 1, painting installation and baker 3, described painting installation includes that japanning platform 4, japanning platform 4 top are provided with paint liquid bath 5, sets the first japanning felt 7 above paint liquid bath 5, it is interior and fixed relative to one another that its underpart is immersed in paint liquid bath 5, its top is not less than the upper surface of japanning platform 4, and the first japanning felt 7 top is correspondingly provided with the second japanning felt 8, and pressing plate 9 gland is in the upper surface of the second japanning felt 8;The right side of the paint liquid bath 5 of japanning platform 4 correspondence is provided with Baltimore groove 6, the 3rd japanning felt 15 it is fixed with in it, 3rd japanning felt 15 and the first japanning felt 7 are positioned on same axis, 3rd japanning felt 15 top is correspondingly provided with the 4th japanning felt 16, and pressing plate 9 gland is in the upper surface of the 4th japanning felt 16.
Being provided with dosing pump 2 between paint case 1 and painting installation, the hole 10 of entering to paint of this dosing pump 2 bottom is connected with paint case 1 by the first pipeline 12, goes out to paint hole 11 and is communicated by the bottom of second pipe 13 with the paint liquid bath 5 of painting installation.
Space between first japanning felt 7 and the second japanning felt 8, the space between the 3rd japanning felt 15 and the 4th japanning felt 16 and the passage that space, middle part is japanning wire 14 of baker 3, japanning wire 14 is driven mobile by frequency conversion motor.
In apparatus above structure, the first japanning felt 7 and the 3rd japanning felt 15 are above the upper surface of japanning platform 4, make japanning wire and first, second japanning felt veneer contact, and masking liquid is the quickest, convenient, and also empty shield wires moves;Pressing plate 9 be smaller in size than the second japanning felt 8 and the size of the 4th japanning felt 16, in order to the most smooth japanning felt;Dosing pump 2 controls paint flow quantity by adjusting rotating speed at any time;Japanning platform 4 prepares for anticorrosion inorganic material, can preferably lay in paint liquid, and the service life of extension fixture.
During the work of this device for painting, dosing pump 2 rotary work, by paint liquid by painting in case 1 through the first pipeline 12, entering to paint hole 10, go out to paint hole 11 and second pipe 13 enters paint liquid bath 5 bottom of japanning platform 4, paint liquid is painted in felt 8 by the first japanning felt 7 from being drawn onto the first japanning felt 7 and second, dosing pump 2 controls paint flow quantity by rotating speed, so that there being the paint liquid of tankful in paint liquid bath 5 all the time.Japanning wire 14 is driven by frequency conversion motor, through the first japanning felt 7 and the second the japanning masking liquid of felt 8, cladding, then baking film forming in entrance baker 3 after the 3rd japanning felt 15 is wiped with the 4th japanning felt 16 folder.Second japanning felt 8 and the 4th japanning felt 16 upper press cover have pressing plate 9, so that the japanning felt of gland is smooth, so that japanning wire masking liquid is uniform, and overlay film flat smooth.
The present invention fine painting enamelled sheet wires device, its painting installation floating coating felt is i.e. installed on above paint liquid, japanning is integrated with conducting wire cladding, and wire is also painted, is coated with by first and second felt self-priming paint liquid, makes wire top and bottom paint, and paint film is uniform.And in lacquering process, dosing pump by regulation rotating speed control paint liquid conveying capacity, and time control japanning wire film thickness.
Embodiment 2
The fine painting enamelled sheet wires device of the present embodiment, referring to the drawings 3, Fig. 4, this apparatus structure is substantially the same manner as Example 1, differs primarily in that the size of pressing plate 9 is equal to the second japanning felt 8 and size of the 4th japanning felt 16, in order to the smooth japanning felt in larger area ground.
Above example is not exhaustive; its protection domain is not limited to given embodiment; can also is that positive convex, polygon, rectangle etc. as painted liquid bath shape, every according to all of technical scheme achieved by the thinking of the present invention, belong to protection scope of the present invention.