Water bores plastic sucking disc and forming method and former
Technical field
The invention belongs to water and bore (rhinestone) manufacture field, particularly relate to and be used for making water brill plastic sucking disc, plastics sucking moulding method and the plastics sucking moulding equipment that water drill end grinding and polishing processing is used.
Background technology
Publication number is that the patent documentation of CN101073876A discloses a kind of water drill end grinding and polishing processing method and special-purpose grinding and polishing machine, the mode that the water of finishing faceted pebble grinding and polishing processing was drilled through plastics sucking moulding is made a water brill plastic sucking disc, water bores evenly to arrange and is absorbed and fixed on the convex surface of plastic sucking disc bottom, water apex point end carries out grinding and polishing downwards and is processed to form end face on the plain grinding dish, thereby realize the end face grinding and polishing that whole Pan Shui bores is processed, hundreds of even several thousand water bore because can arrange on the plastic sucking disc, so can improve working (machining) efficiency greatly.Wherein, the structure of water brill plastic sucking disc as shown in Figure 1 and Figure 2, plastic sucking disc 2 comprises disk body 20 and web 21, web 21 planes are protruded on disk body 20 planes, absorption is set fixing many water and is bored 1 on the bottom convex surface 23 of disk body 20, the another side 22 of disk body 20 forms projection 24 because of parcel water bores 1, and the projection 24 on the disk body 20 is to be recessed into web 21 planes.Carrying out the end face grinding and polishing and add man-hour, generally is directly the concave surface of plastic sucking disc to be sleeved on the disk body of end face grinding and polishing machine to carry out grinding and polishing, separately water is crept into capable end face grinding and polishing.Also have now with the web of plastic sucking disc upwards turnover be sleeved on the disk body of end face grinding and polishing machine, in the grinding and polishing end face, water is bored the plastic layer grinding and polishing of boring together with parcel water like this, promptly the projection on the plastic sucking disc 24 is carried out the end face grinding and polishing.Such benefit is the plastic sucking disc that can prolong when water bores plating with the end face grinding and polishing, has saved the operation that repeats plastics sucking moulding, and this has detailed description in publication number is the patent documentation of CN101569447A.
But, because the web of plastic sucking disc upwards turnover can only rely on manually-operated to finish, so there is the fixing problem such as not firm of disk body warpage, suit, cause the grinding and polishing crudy to descend, simultaneously artificial flange also exists increases problems such as artificial, that efficient is low.
For this reason, can the inventor consider design a kind of water and bore plastic sucking disc, do not need by artificial turnover web, can directly plastic sucking disc be sleeved on the end face grinding and polishing machine water is bored the plastic layer grinding and polishing of boring together with parcel water, but, be subjected to the restriction of existing plastics sucking moulding equipment and vacuum suction moulding principle, prior art can't one-shot forming projection 24 protrudes from the plastic sucking disc on web 21 planes.As publication number is the disclosed plastic suction forming apparatus of patent documentation of CN101073876A, comprise frame, vavuum pump and heater, described frame is provided with base, the base top is provided with the suction template, inhale the template top and be provided with the press box plate, described suction template and press box plate all articulate on the right side with base, described heater is located at press box plate top by travel mechanism's movable frame, on the described base, inhale template central authorities and be placed with a tool disk, passage on the tool disk is communicated with vavuum pump by the air pipe interface that is located on the base, above-mentioned suction template and press box plate are the frame-shaped board that there is big hole in central authorities, the size dimension of big hole is consistent with tool disk, and the thickness of inhaling template exceeds about one times of the thickness of tool disk.During plastics sucking moulding, the tool disk that is embedded with the water brill is placed on the base, turn down the suction template, tool disk just in time is embedded in the big hole of inhaling template, tool disk is lower than the height of inhaling template and makes an appointment with half, on the suction template, place hard plastic sheet and cover whole big hole, again the press box plate is turned down, hard plastic sheet is pressed on inhales on the template; Heater moves to arrive directly over the press box plate and begin and heats, vavuum pump is started working, to to a certain degree, because side space vacuumizes the formation negative pressure under it, the water of tool disk bored to go up and forms water brill plastic sucking disc hard plastic sheet below the mid portion of hard plastic sheet was stretched and is adsorbed in thermoplastic; Heater and vavuum pump quit work, and heater leaves press box plate top, digs the press box plate, take out water and bore plastic sucking disc, dig the suction template, take out tool disk.
As from the foregoing, if one-shot forming projection 24 protrudes from the plastic sucking disc on web 21 planes, with regard to inevitable requirement: be clamped in the height of inhaling the plastic uptake material (hard plastic sheet) between template and the press box plate during vacuum forming and will be lower than that water bores the height on top on the tool disk, this can't realize for the said equipment, otherwise, not only can't carry out vacuum suction moulding, bore but also can bump the water of having arranged on the random tool disk.
Summary of the invention
In order to solve above-mentioned technical problem, one of purpose of the present invention provides a kind of water and bores plastic sucking disc, through a plastics sucking moulding, its disk body protrudes from the web plane because of parcel water bores the projection that forms, so just do not need manually to turn down again web, can directly plastic sucking disc be sleeved on the end face grinding and polishing machine water is bored the plastic layer grinding and polishing of boring together with parcel water, save operation, improve working (machining) efficiency.
Another object of the present invention provides the forming method that a kind of water bores plastic sucking disc, can bore plastic sucking disc by the above-mentioned water of one-shot forming, this water bores on the disk body of plastic sucking disc and protrudes from the web plane because of parcel water bores the projection that forms, saves operation, the raising working (machining) efficiency of artificial turnover web.
A further object of the present invention provides the former that a kind of water bores plastic sucking disc, is used to implement above-mentioned forming method, and one time the above-mentioned water of plastics sucking moulding bores plastic sucking disc.
To achieve the above object, the present invention has adopted following technical scheme:
A kind of water bores plastic sucking disc, comprises one-time formed disk body and web, and the one side of described disk body is set fixedly water brill, and the another side of disk body forms projection because of wrapping up described water brill, and described projection protrudes from the web plane.
For the ease of end face grinding and polishing processing, the lobed one side of preferred described disk body protrudes from the web plane.
As preferably, be provided with annular groove between described disk body and the web, annular groove is the annular ramp face near the sidewall of web, annular groove is a periphery near the sidewall of disk body.Like this, the periphery sidewall by annular groove can guarantee that plastic sucking disc firmly is sleeved on the end face grinding and polishing machine and carry out the end face grinding and polishing, and the slope sidewall of annular groove helps the plastic sucking disc moulding, and avoiding the plastic sucking disc part, too weak to influence suit firm.
A kind of water bores the forming method of plastic sucking disc, comprise vavuum pump, heater and base, the base top is provided with the suction template, inhale the template top press box plate is set, on the described base, inhale template central authorities and place tool disk, tool disk is provided with several and sets the embedding hole that water bores, bottom, embedding hole is provided with passage, passage is communicated with vavuum pump, also comprise be set in tool disk peripheral and can be respectively with inhale the annular ring that template and base are tightly connected, comprise the steps:
1) the plastic uptake material is put between press box plate and the suction template, the tool disk that the water of having arranged is bored is placed on the base;
2) press box plate and suction template drop to first height, at this moment, the plastic uptake material is fixedly clamped by press box plate and suction template and seals, the height of plastic uptake material is higher than the top that water bores on the tool disk, inhaling template is tightly connected by realization between annular ring and the base, have the gap in vain between the side circumference of described tool disk and suction template or the annular ring, this gap is communicated with vavuum pump by the venting channels that is arranged on tool disk or the base;
3) heater heating plastic uptake material makes it to be subjected to thermal softening and upwards arches upward;
4) heater continues to heat, and press box plate and suction template drop to second height, and at this moment, the plane of press box plate and suction template clamping plastic uptake edge of materials is lower than the top that water bores on the tool disk; Vavuum pump vacuumizes, and plastics sucking moulding water bores plastic sucking disc;
5) heater stops heating and removes, and press box plate and suction template rise to be opened, and takes out water and bores plastic sucking disc.
In the technique scheme, adopt the mode of press box plate and two falling heads of suction template, above-mentioned first is meant that highly the plane of press box plate and suction template clamping plastic uptake material is higher than a position height on the top that water bores on the tool disk, above-mentioned second plane that highly is meant the press box plate and inhales template clamping plastic uptake material is lower than a position height on the top that water bores on the tool disk, realizes inhaling the sealing in space between template, tool disk and the base by annular ring in the decline process of second height and when dropping to second height at first height, first height; When dropping to first height, be used for plastic uptake material (hard plastic sheet) is heated, inhale the air expanded by heating in the space between template, tool disk and the base, because the peripheral pressurized deckle board of plastic uptake material and the clamping of suction template, so upwards arched upward by air pressure behind the plastic uptake material softening; When dropping to second height, be used for the vacuum suction moulding plastic sucking disc, because the plastic uptake material of front upwards arches upward, so when being lower than the top that water bores on the tool disk on the plane of press box plate and suction template clamping plastic uptake edge of materials, the plastic uptake material can't be run into water and bore, so just plastics sucking moulding can be guaranteed, the web plane will be protruded from because of parcel water bores the projection that forms on the disk body of plastic sucking disc.
As preferably, in the described step 3), with the deformation extent that control plastic uptake material upwards arches upward, guarantee that the plastic sucking disc of moulding is unlikely to because of too high fold or the too weak location that consequently influences the water brill of producing of arching upward with vavuum pump extraction part air.
As preferably, in the described step 4), inhale template and contact and seal with base.
As preferably, in the described step 5), the press box plate and inhale template rise open before, send into the part air with vavuum pump earlier so that water bores plastic sucking disc and tool disk peels off and damage convenient taking-up when avoiding opening.
A kind of water bores the former of plastic sucking disc, comprise frame, vavuum pump and heater, be fixed with base on the described frame, be provided with the suction template above the base, be provided with the press box plate of inhaling template clamping plastic uptake material above inhaling template, on the described base, inhale template central authorities and place tool disk, tool disk is provided with several and sets the embedding hole that water bores, bottom, embedding hole is provided with passage, passage is communicated with vavuum pump, described heater can be erected at press box plate top by travel mechanism, has the gap in vain between the side circumference of described tool disk and suction template or the annular ring, and this gap is communicated with vavuum pump by the venting channels that is arranged on tool disk or the base; Described press box plate and suction template realize two descending strokes by elevating mechanism, the clamping face of clamping plastic uptake material was lower than the end face of tool disk, being tightly connected when described suction template relatively moves in the fixed range by being implemented between annular ring and the base when described press box plate and suction template dropped to the end.
In the technique scheme, have the gap in vain between template or the annular ring and be communicated with vavuum pump with inhaling at the side of tool disk circumference by the venting channels that is arranged on tool disk or the base, in plastics sucking moulding, guarantee like this disk body absorption fixedly in the water brill between disk body and web the annular groove that is used to support with suit of formation.
Above-mentioned annular ring and inhale template and base between the structure that is tightly connected have multiple: a kind ofly be, the annular ring sealing and fixing is arranged on the bottom of inhaling template (can certainly with inhale the machine-shaping of template one), annular ring can be realized sealing by seal with base socket or grafting and in socket or plugging position, and can guarantee the sealing of level altitude scope (first height is to second height) when relatively moving; Another kind is, the annular ring sealing and fixing is arranged on the base (can certainly with the machine-shaping of base one), annular ring can with inhale template bottom socket or grafting and realize sealing by seal in socket or plugging position, and can guarantee the sealing of level altitude scope (first height is to second height) when relatively moving; Preferred a kind ofly be, annular ring is set in base outside in the mode that can move up and down and by the elastic mechanism resiliency supported, be provided with seal between annular ring and the base, so not only can guarantee sealing effectiveness, and be convenient to processing and manufacturing, further preferred, described elastic mechanism is along the equally distributed a plurality of springs in annular ring below, described spring upper end offsets with annular ring, and spring lower end and rack table or base offset.
As preferably, described elevating mechanism comprises first cylinder and second cylinder, described press box plate slides up and down with frame and is connected, described first cylinder is fixedly connected on the frame, fixedly connected second cylinder in the mobile terminal of first cylinder, the fixedly connected press box plate in the mobile terminal of second cylinder, described suction template slide up and down with the press box plate and are connected and separate and closure by the open-and-close mechanism realization.Here, first cylinder and second cylinder are used to realize the press box plate and inhale template drop to first height and two descending strokes of second height, and certainly, two cylinders also can substitute the same effect that realizes with a double stroke cylinder.
Further preferred, described press box plate is slidingly connected by two guide pillars and two guide pin bushings that are arranged on the frame, fixedlys connected with the press box plate in two guide pillar upper ends, fixedlys connected with connecting rod in two guide pillar lower ends, and described second cylinder is fixedlyed connected with connecting rod.
Further preferred, described open-and-close mechanism is the folding cylinder that is arranged on the press box plate, the fixedly connected suction template in the mobile terminal of folding cylinder.Be more preferably, described open-and-close mechanism is meant that the epimere of described guide pillar has a step, guide pillar is thinner with respect to its part below step in the part more than the step, thereby guide pillar make to be inhaled template in the sheathed described suction template of the part more than the step and can be shelved on the step or move up, like this, can save top folding cylinder.
The present invention is owing to adopted above technical scheme, press box plate and inhale the mode that template adopts two falling heads is realized inhaling the sealing in space between template, tool disk and the base by annular ring in the decline process of second height and when dropping to second height at first height, first height; When dropping to first height, be used for the plastic uptake material is heated, inhale the air expanded by heating in the space between template, tool disk and the base, because the peripheral pressurized deckle board of plastic uptake material and the clamping of suction template, so upwards arched upward by air pressure behind the plastic uptake material softening; When dropping to second height, be used for the vacuum suction moulding plastic sucking disc, because the plastic uptake material of front upwards arches upward, so when being lower than the top that water bores on the tool disk on the plane of press box plate and suction template clamping plastic uptake edge of materials, the plastic uptake material can't be run into water and bore, so just plastics sucking moulding can be guaranteed, the web plane will be protruded from because of parcel water bores the projection that forms on the disk body of plastic sucking disc.So just do not need manually to turn down again web, can directly plastic sucking disc be sleeved on the end face grinding and polishing machine water is bored the plastic layer grinding and polishing of boring together with parcel water, save operation, improve working (machining) efficiency and crudy.
Description of drawings
Fig. 1 is the structural representation that water bores plastic sucking disc in the prior art;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the structural representation of plastics sucking moulding equipment of the present invention;
Fig. 4 is a structural representation of inhaling template among the embodiment 1;
Fig. 5 is the B-B cutaway view of Fig. 1;
Fig. 6 is the movement structure schematic diagram (open mode) of embodiment 1;
Fig. 7 is the movement structure schematic diagram (closure state) of embodiment 1;
Fig. 8 is the movement structure schematic diagram (plastics sucking moulding) of embodiment 1;
Fig. 9 is the structural representation (front) of tool disk;
Figure 10 is the structural representation (back side) of tool disk;
Figure 11 is the C-C cutaway view of Fig. 9;
Figure 12 is the structural representation that water bores plastic sucking disc;
Figure 13 is the D-D profile of Figure 12;
Figure 14 is the structural representation of embodiment 2;
Figure 15 is the structural representation of embodiment 3.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is made a detailed explanation.
Embodiment 1:
As Fig. 3, Fig. 6, Fig. 7, a kind of water shown in Figure 8 bores the former of plastic sucking disc, comprise frame 315, vavuum pump (not drawing on the figure) and heater 301, be fixed with base 307 on the described frame 315, be provided with above the base 307 and inhale template 305, be provided with the press box plate 303 of inhaling template 305 clamping plastic uptake materials 319 above inhaling template 305, on the described base 307, inhale template 305 central authorities and place tool disk 320, tool disk 320 is provided with several and sets the embedding hole 3201 that water bores, 3201 bottoms, embedding hole are provided with passage 3202, passage 3202 is through the central ventilation space of base 307, air pipe interface 308 is communicated with vavuum pump, described heater 301 can be erected at press box plate 303 tops (concrete structure of travel mechanism can referring to the patent documentation before the inventor) by travel mechanism, have the gap in vain between the side circumference of described tool disk 320 and suction template 305 or the annular ring 306, this gap is communicated with vavuum pump by the venting channels that is arranged on tool disk 320 or the base 307; Described press box plate 303 and suction template 305 realize two descending strokes by elevating mechanism, the clamping face of clamping plastic uptake material 319 was lower than the end face of tool disk 320, being tightly connected when described suction template 305 relatively moves in the fixed range by being implemented between annular ring 306 and the base 307 when described press box plate 303 and suction template 305 dropped to the end.
In the present embodiment, annular ring 306 is set in base 307 outsides and by the elastic mechanism resiliency supported, is provided with seal 313 between annular ring 306 and the base 307 in the mode that can move up and down; Described elastic mechanism is equally distributed a plurality of springs 312 along annular ring 306 belows, and described spring 312 upper ends and annular ring 306 offset, and spring 312 lower ends and frame 306 table tops offset.Described elevating mechanism comprises first cylinder 318 and second cylinder 317, described press box plate 303 slides up and down with frame 315 and is connected, described first cylinder 318 is fixedly connected on the frame 315, fixedly connected second cylinder 317 in the mobile terminal of first cylinder 318, the fixedly connected press box plate 303 in the mobile terminal of second cylinder 317, described suction template 305 slide up and down with press box plate 303 and are connected and separate and closure by the open-and-close mechanism realization; Described press box plate 303 is slidingly connected by two guide pillars 310 and two guide pin bushings 314 that are arranged on the frame 315, fixedly connected with press box plate 303 in two guide pillar 310 upper ends, fixedly connected with connecting rod 316 in two guide pillar 310 lower ends, described second cylinder 317 is fixedlyed connected with connecting rod 316; Described open-and-close mechanism is the folding cylinder 302 that is arranged on the press box plate 303, the fixedly connected suction template 305 in the mobile terminal of folding cylinder 302.When described press box plate 303 and suction template 305 closures, between the two can be by seal 304 sealings; When suction template 305 contacts with annular ring 306, between the two can be by seal 311 sealings.Described press box plate 303 and suction template 305 are the shaped as frame structure with central big hole, as Fig. 4, shown in Figure 5, inhale template 305 be provided with circumferential ring around cooling water channel 3052, the sidewall of inhaling template 305 central big holes is an annular ramp face 3051, help the annular groove moulding of plastic sucking disc like this, annular ramp face 3051 bottoms are ring-shaped step 3053, be the limited height that had both guaranteed annular ramp face 3051 like this, and have guaranteed to inhale the support strength of template 305 itself.
The plastics sucking moulding process is as follows:
A kind of water bores the forming method of plastic sucking disc, comprise vavuum pump, heater 301 and base 307, base 307 tops are provided with inhales template 305, inhale template 305 tops press box plate 303 is set, on the described base 307, inhale template 305 central authorities and place tool disk 320, tool disk 320 is provided with several and sets the embedding hole 3201 that water bores, 3201 bottoms, embedding hole are provided with passage 3202, passage 3202 is communicated with vavuum pump, also comprise be set in tool disk 320 peripheral and can be respectively with inhale the annular ring 306 that template 305 and base 307 are tightly connected, comprise the steps:
1) as shown in Figure 6, plastic uptake material 319 is put between press box plate 303 and the suction template 305, the tool disk 320 that the water of having arranged is bored is placed on the base 307;
2) as shown in Figure 7, press box plate 303 and suction template 305 drop to first height, at this moment, plastic uptake material 319 is fixedly clamped by press box plate 303 and suction template 305 and seals, the height of plastic uptake material 319 is higher than the top that water bores on the tool disk 320, inhale template 305 by realizing being tightly connected between annular ring 306 and the base 307, have the gap in vain between the side circumference of described tool disk 320 and the suction template 305, this gap is communicated with vavuum pump by the venting channels that is arranged on tool disk 320; As Fig. 9, Figure 10, shown in Figure 11, described venting channels is the air channel 3203 that is arranged on tool disk 320 bottom margins, certainly, also can be on the seal washer 309 that base 307 or base contact with tool disk air channel to be set.
3) heater 301 heating plastic uptake materials 319 make it to be subjected to thermal softening and upwards arch upward;
4) as shown in Figure 8, heater 301 continues to heat, and press box plate 303 and suction template 305 drop to second height, and at this moment, the plane at press box plate 303 and suction template 305 clamping plastic uptake materials 319 edges is lower than the top that water bores on the tool disk 320; Vavuum pump vacuumizes, and plastics sucking moulding water bores plastic sucking disc 322;
5) heater 301 stops heating and removes, and press box plate 303 and suction template 305 rise to be opened, and takes out water and bores plastic sucking disc 322.
Above-mentioned steps 3) in, extracts the deformation extent that the part air upwards arches upward with control plastic uptake material 319 with vavuum pump; Above-mentioned steps 4) in, suction template 305 contacts with base 307 and seals by seal washer 309.Above-mentioned steps 5) in, press box plate 303 and inhale template 305 rise open before, send into the part air with vavuum pump earlier so that water bores plastic sucking disc 322 and tool disk 320 peels off and damage convenient the taking-up when avoiding opening.
The water that obtains according to above-mentioned plastics sucking moulding bores plastic sucking disc, as shown in Figure 12 and Figure 13, comprise one-time formed disk body 3226 and web 3221, the one side 3224 of described disk body 3226 is set fixedly, and water bores 1, the another side 3223 of disk body 3226 forms projection 3225 because of wrapping up described water brill 1, and described protruding 3225 protrude from web 3221 planes.
In the present embodiment, the one side 3223 that described disk body 3226 has projection 3225 protrudes from web 3221 planes; Be provided with annular groove 3222 between described disk body 3226 and the web 3221, annular groove 3222 is the annular ramp face near the sidewall of web 3221, and annular groove 3222 is a periphery near the sidewall of disk body 3226.
Embodiment 2:
A kind of water as shown in figure 14 bores the former of plastic sucking disc, only be with the different of embodiment 1: described open-and-close mechanism is meant that the epimere of described guide pillar 310 has a step 3101, guide pillar 310 has thinner post footpath with respect to it in the part of step below 3101 in the part of step more than 3101, thereby guide pillar 310 makes suction templates 305 can be shelved on the step 3101 or moves up in the sheathed described suction template 305 of the part of step 3101 or more.
Embodiment 3:
A kind of water as shown in figure 15 bores the former of plastic sucking disc, only is with the different of embodiment 2: annular ring 306 sealing and fixing are arranged on inhales template 305 bottoms, and can overlap slotting the connection with base 307, is provided with sealing ring 313 in both socket positions.