Utility model content
Technical problem to be solved in the utility model is, there is provided a kind of former for integral cylinder, solves one
The problem of difficult is stripped in body cylinder moulding process.
In order to solve the above-mentioned technical problem, the utility model provides a kind of former for integral cylinder, including:
Positioning table for positioning molding sheet edge;
For softening the heater of sheet forming;
The vacuum tank of vacuumizing assembly and lifting above positioning table, the vacuum tank is provided with shed, and takes seriously
Empty van drops to when being contacted with the surface of sheet forming, and the vacuumizing assembly vacuumizes to vacuum tank so that sheet forming to
Vacuum tank direction is raised, so as to form raised bubbles;
Die assembly, it includes the die main body being adapted with integral cylinder shape and the positioning located at die main body lower end
Shirt rim, the die assembly are risen to by the driving of the first elevating mechanism and form sealing space with raised bubbles, and the raised bubbles are led to
Negative-pressure adsorption is crossed on the surface of die assembly, so as to form integral cylinder finished product;
Stripper plate and the second elevating mechanism of driving stripper plate lifting, the stripper plate is located at positioning shirt rim and profiled sheeting
Between material.
As the improvement of such scheme, two opposite sides of the heater are equipped with switching door, and heater pair
The both sides for answering switching door are respectively the first shaping area and the second shaping area, and first shaping area and the second shaping area are provided with driving
Corresponding positioning table is transferred to the horizontal drive mechanism in heater.
As the improvement of such scheme, in addition to for detecting the photosensitive sensors of raised bubbles peak.
As the improvement of such scheme, the first elevating mechanism driving die assembly rises above positioning table surface
Position, and the edge of positioning shirt rim is in close contact with raised bubbles so as to form sealing space.
As the improvement of such scheme, the upper surface of the stripper plate is surrounded by raised screens bar around die main body;
Or the upper surface of the stripper plate is provided with raised screens bar in the both sides of die main body length direction.
As the improvement of such scheme, first elevating mechanism is crane, and the positioning shirt rim is fixedly installed in liter
Drop on frame.
As the improvement of such scheme, second elevating mechanism includes drive component and multiple guide rods, the guiding
The upper end of bar is fixedly installed on stripper plate through after positioning shirt rim, the drive component driving guide rod lifting.
As the improvement of such scheme, the guide rod is provided with four, and four guide rods are respectively arranged in the four of stripper plate
Individual corner location, the drive component include being fixedly installed in the one-to-one oil cylinder of guide rod, the lower end of the guide rod
The output end of oil cylinder.
As the improvement of such scheme, the positioning shirt rim is provided with the counter sink passed through for guide rod, the guide rod position
The sealing ring being adapted with the blind hole portion of counter sink is installed at the lower surface of stripper plate.
As the improvement of such scheme, the guide rod includes the sleeving connecting rod of at least about two grafting.
Implement embodiment of the present utility model, have the advantages that:
1st, the utility model prevents sheet forming in convex formation raised bubbles by the edge of positioning table positioning molding sheet material
And absorption sheet forming when on die assembly surface is inwardly indented downwards, in integral cylinder forming process, heating dress is first passed through
Carry out sofening treatment is put, then by sheet forming inhale in negative pressure by vacuum tank and vacuumizing assembly and forms raised bubbles, so
Afterwards by negative-pressure adsorption so that raised bubbles are attached to the surface of die assembly, then it is stripped again, wherein, the utility model passes through
Set up and the stripper plate of lifting is operated alone can push up integral cylinder finished product upwards during die assembly declines, be easy to one
Disengaging between cylinder finished product and die assembly, it is stripped so as to realize in big face without deformation;
2nd, using former of the present utility model in the demoulding, first will stop declining after die assembly falling head L, with
This simultaneously, the stripper plate declines with the decline of die assembly, and when die assembly stops declining, the stripper plate gos up
Height H, and drive integral cylinder finished product to go up simultaneously, the die assembly and stripper plate are as loop cycle, until integral cylinder
Finished product departs from die assembly;During component initially declines, integral cylinder finished product will necessarily be because absorption affinity be with set of molds
Part is fallen into downwardly together, and in order to prevent integral cylinder sink together therewith from deforming, the utility model is by stripper plate located at positioning skirt
Between side and acrylic board, thus while stripper plate gos up, power that sheet forming can also be pushed up upwards by stripper plate, Ran Houmo
Have component and stripper plate according to this actuation cycle, until completing stripping action;Just because of first liter described in the utility model
Descending mechanism is that driving die assembly lifts, and the second elevating mechanism is driving stripper plate independent-lifting, it is possible to realizes this
The interrupted independent-lifting of kind, is easy to stripper plate to push up integral cylinder finished product upwards;
3rd, the integral cylinder finished product processed using the utility model device is no distressed structure, and subsequently edge is cut
And the fine processing of paving, so as to improve the quality of integral cylinder production;
4th, the product processed using method of the present utility model is integrated cylinder, relative to the life of the docking cylinder of prior art
Production method, the bathtub process of the utility model production is simple, and production efficiency is high, and cost of labor is greatly reduced.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type is described in further detail.Only this state, the utility model occur in the text or will appear from upper and lower, left and right, it is preceding,
Afterwards, the orientation such as inside and outside word, only on the basis of accompanying drawing of the present utility model, it is not to specific restriction of the present utility model.
Referring to accompanying drawing 1 to accompanying drawing 6, the utility model discloses a kind of former for integral cylinder, including positioning table
1st, heater 2, vacuumizing assembly(Do not shown in accompanying drawing), under shed vacuum tank 3, die assembly 4 and stripper plate 5, with
Under to each part and its connection be described in detail.
The positioning table 1 is used for the edge of positioning molding sheet material.The positioning table 1 is the table top set around sheet forming,
The periphery of positioning table 1 is provided with the press mechanism for depressing sheet forming, and press mechanism can use the driving such as cylinder, motor,
It is not described in detail herein.It should be noted that until before the shaping taking-up of integral cylinder finished product, the sheet forming is positioned at always
On the platform 1 of position.
The heater 2 is used to soften sheet forming, the utility model by the hot briquetting sheet material of heater 2 so that
It softens, and the sheet material after softening is easy to the shaping of sheet forming, and wherein heater 2 can be the roasting of prior art use
The equipment such as case.
It should be noted that in order to save space and improve operating efficiency, the two of heater 2 described in the utility model
Individual opposite side is equipped with switching door, and the both sides of the corresponding switching door of heater 2 are respectively the shapings of the first shaping area 1a and second
The water that the corresponding positioning table 1 of driving is transferred in heater 2 is provided with area 1b, the first shaping area 1a and the second shaping area 1b
Flat drive mechanism(Do not shown in accompanying drawing), wherein, the horizontal drive mechanism can be ball screw assembly, chain-drive mechanism etc..
During processing, first the sheet forming of one of shaping area is heated, the sheet forming after softening is completed and carries out processing and forming,
While this sheet forming processing and forming, the sheet forming in another shaping area can be heated, the utility model
By the way that the heat time of the sheet forming of two shaping areas is staggered, so as to improve operating efficiency, and a heating can be saved
The space of device 2, the space expenses of factory are saved, can also reduce the cost of product.
It is easy to inhale, it is necessary to which sheet forming first is formed into one in order to which the sheet forming of softening to be molded as one to the shape of cylinder
The convex raised bubbles of attached sizing, the utility model forms raised bubbles by vacuum tank 3 and vacuumizing assembly, specifically, institute
Vacuum tank lifting is stated above positioning table, the vacuumizing assembly is used to extract the gas in vacuum tank 3, when under vacuum tank 3
It is down to when being contacted with the surface of sheet forming, i.e., described sheet forming forms sealed chamber with the vacuum tank 3, now, described
Vacuumizing assembly vacuumizes to vacuum tank 3, so that sheet forming is raised to the direction of vacuum tank 3, so as to form raised bubbles.In order to protect
The height of card raised bubbles reaches production requirement, and the light sensation that equipment of the present utility model also includes being used to detect raised bubbles peak passes
Sensor, when photosensitive sensors detect that the peak of raised bubbles reaches setting value, the vacuumizing assembly stops vacuumizing, i.e., complete
Into the shaping of raised bubbles, then by the return of vacuum tank 3.
Sheet forming is formed after raised bubbles, it is necessary to the adsorption forming of integral cylinder be completed by die assembly 4, specifically, institute
Stating die assembly 4 includes the die main body 41 that is adapted with integral cylinder shape and located at the positioning shirt rim of the lower end of die main body 41
42, the die assembly 4 is risen to by the driving of the first elevating mechanism and forms sealing space with raised bubbles, and the raised bubbles pass through
Negative-pressure adsorption is on the surface of die assembly 4, so as to form integral cylinder finished product, i.e., by being vacuumized to sealing space, so as to
Negative pressure is formed, negative pressure is so that sheet forming is adsorbed on the surface of die assembly 4.It is described in order to realize the shaping of integral cylinder finished product
Arranged on die assembly multiple vacuum holes, vacuum device is vacuumized by vacuum hole to sealing space, so as to realize integral cylinder
Adsorption forming, do not introduce specifically herein.Wherein, first elevating mechanism is crane 6, and the positioning shirt rim 42 is fixed
It is installed on crane 6.
Determine it should be noted that the utility model drives die assembly 4 to rise above by first elevating mechanism
The position on the position surface of platform 1, and the edge of positioning shirt rim 42 is in close contact with raised bubbles so as to form sealing space.Work as mould
When component 4 is risen to sheet forming formation sealing space, the positioning shirt rim 42 is higher than positioning table 1 and the side of positioning shirt rim 42
Edge is close to raised bubbles, at this point it is possible to ensure that the sealing of sealing space is good, when the edge and raised bubbles of positioning shirt rim 42 are tight
During patch, the space between the positioning shirt rim 42 and raised bubbles is the sealing space of favorable sealing property.
Complete after integral cylinder is molded, it is necessary to carry out demoulding work, the utility model realizes integral cylinder by setting up stripper plate 5
Finished product 7 is stripped without deformation, wherein, for the stripper plate 5 between positioning shirt rim 42 and sheet forming, the stripper plate 5 is logical
Cross the driving lifting of the second elevating mechanism.Because stripper plate 5 is before positioning shirt rim 42 and sheet forming, so raised bubbles pass through
For negative-pressure adsorption in the surface of die assembly 4, the sheet forming at stripper plate 5 is to be close to the surface of stripper plate 5.
During the demoulding, it will stop declining after the falling head L of die assembly 4, at the same time, the stripper plate 5 is with set of molds
The decline of part 4 and decline, when die assembly 4 stop decline when, the rise height H of stripper plate 5, and drive simultaneously integral cylinder into
Product 7 go up, and the die assembly 4 and stripper plate 5 are as loop cycle, until integral cylinder finished product 7 departs from die assembly 4.
In order to preferably realize the sealing between die assembly 4 and sheet forming and the demoulding after formed product, this reality
Positioning shirt rim 42 is provided with the lower end of the die main body 41 with new, is provided between the positioning shirt rim 42 and sheet forming only
The stripper plate 5 of vertical driving lifting, in raised bubbles absorption during the surface of die assembly 4, the stripper plate 5 and positioning shirt rim
42 are close to, that is, be molded after sheet forming, stripper plate 5 and positioning the three of shirt rim 42 be from top to bottom close to successively, now, three it
Before be not easy because space produces hollow bubble, so that sheet forming is more preferably closely adsorbed on die assembly 4.
In order to be further ensured that being stripped without deformation for integral cylinder finished product 7, the die assembly 4 is declined height by the utility model
Degree L is arranged to:0 < L≤100mm, the die assembly 4 is stopped into fall time t and is arranged to:0.5s≤t≤3s.It is high using this
When spending value range, die assembly 4 cannot be easily caused deformation when declining, and demoulding efficiency is relatively reasonable, when beyond this scope, hold
The deformation of integral cylinder finished product 7 is easily caused, when less than this scope, its demoulding efficiency is too low, is not easy to produce in enormous quantities, in addition,
When the time that die assembly 4 stops declining is arranged to this scope by the utility model, the time control of the rise of stripper plate 5
It is relatively good.It should be noted that height L corresponding to each cycle that forming method of the present utility model declines in die assembly 4
It can be identical value, or fall before identical height, then slowly become big again, or be that die assembly 4 declines
Height L corresponding to each cycle is slowly to become big value etc..
Further, the rise height H of the stripper plate 5 is to form the height after integral cylinder finished product 7 residing for stripper plate 5,
Height after i.e. stripper plate 5 gos up to shaping every time and before the demoulding, namely the initial position to go up to before declining, can now be protected
The position that integral cylinder finished product 7 is returned to before the demoulding within each cycle is demonstrate,proved, more conducively realizes being stripped without deformation for integral cylinder, when
So, the height that stripper plate 5 gos up can also somewhat be reduced a little or somewhat improved a little by the utility model, as long as not influenceing
The normal demoulding.
It should be noted that side wall of its side wall absorption in die main body 41 is not only after integral cylinder shaping, integral cylinder
Inwall is also absorption caving in pond 410 in die main body 41, and the part for the formation of pond 410 of caving in is integrated the pond of cylinder, and
The sump area of bathtub is larger, especially big so as to adsorb the area of the sheet forming on die assembly 4, so, according to existing
Have and the decline realization demoulding of die assembly 4 is directly operated alone in technology, or simultaneously by die assembly 4 and sheet forming toward conversely
The demoulding is realized in direction driving separation, then the integral cylinder finished product 7 after the demoulding will necessarily be caused to damage, such as forms fold or interior
Fall into face etc., at this time, it may be necessary to this problem can be solved by carrying out follow-up working process, even across subsequent treatment, integral cylinder into
The quality of product 7 is also affected.
And die assembly 4 and stripper plate 5 are first declined one by integral cylinder finished product 7 of the present utility model during the demoulding
Fixed height, now, during die assembly 4 initially declines, integral cylinder finished product 7 will necessarily be because absorption affinity be with die assembly
4 fall into downwardly together, and in order to prevent integral cylinder sink together therewith from deforming, the utility model will decline the demoulding of certain altitude
Plate 5 and rise certain altitude, because stripper plate 5 is between positioning shirt rim 42 and acrylic board, so the rise of stripper plate 5 is same
When, power that sheet forming can also be pushed up upwards by stripper plate 5, then die assembly 4 and stripper plate 5 be according to this actuation cycle,
Until complete stripping action.
In addition, the utility model is that its edge is positioned on positioning table 1 in the whole forming process of integral cylinder,
In knockout course and in this way, with reference to the stripper plate 5 that lifting is operated alone realize integral cylinder finished product 7 without deformation be stripped, wherein,
The stripper plate 5 is that lifting is operated alone by the second elevating mechanism, specifically, second elevating mechanism includes drive component
With multiple guide rods 81, the upper end of the guide rod 81 is fixedly installed on stripper plate 5 through after positioning shirt rim 42, the driving
Component driver guide rod 81 lifts.
As a kind of preferred embodiment of the second elevating mechanism, the guide rod 81 is provided with four, four guide rods 81
Four corner locations of stripper plate 5 are respectively arranged in, the drive component includes oil cylinder 82 one-to-one with guide rod 81, institute
The lower end for stating guide rod 81 is fixedly installed in the output end of oil cylinder 82.
It should be noted that the utility model adsorbs the area on the surface of die assembly 4 due to being needed when integral cylinder is molded
It is larger, so can just cause the demoulding difficult, similarly, because area of the sheet forming absorption on the surface of die assembly 4 is very big, so
, it is necessary to ensure that the airtight performance of sealing space is good in adsorption process, when the utility model drives stripper plate 5 using guide rod 81
During lifting, guide rod 81 needs, through positioning shirt rim 42, now, gap to occur between guide rod 81 and positioning shirt rim 42, is
Reduction this gap may bring poor sealing problem, and the utility model improves sealing by counter sink 43 and sealing ring 9,
Specifically, the positioning shirt rim 42 is provided with the counter sink 43 passed through for guide rod 81, the guide rod 81 is located under stripper plate 5
The sealing ring 9 being adapted with the blind hole portion 430 of counter sink 43 is installed at surface.
In addition, for the ease of the installation of die assembly 4 and stripper plate 5, guide rod 81 described in the utility model is included at least
The sleeving connecting rod 810 of about two grafting, during installation, sleeving connecting rod 810 can be splitted into it is multiple, when die assembly 4 and stripper plate 5 is complete
Defined guide rod 81 is mounted into after installation, then by shank, and can be selected to use according to the model of die assembly 4
The sleeving connecting rod 810 of adaptable radical(Such as relatively large die assembly 4 selects 3 or 4, relatively small selection 2
Root), the rapid installation of guide rod 81 is realized, and the diversified performance of guide rod 81 can be realized.
In addition, the present invention further protects the integral cylinder of shaping against damages, the institute in the demoulding by electro connecting pressure gauge
State electro connecting pressure gauge be used for detect the second elevating mechanism driving pressure, and control the driving pressure of second elevating mechanism
No more than 6Mpa, wherein, the driving pressure of second elevating mechanism is no more than the maximum oil hydraulic pressure that 6Mpa refers to above-mentioned oil cylinder
Within 6Mpa, the maximum of the driving pressure of the electro connecting pressure gauge control second elevating mechanism is the setting value of power
Selection is carried out as the case may be, but is tested and found according to inventor, and pipe mold selection is not how, is preferably capable of
6Mpa includes selecting within 6Mpa, such as it is 6Mpa that can select the maximum of driving pressure, can also select driving pressure
Maximum is 4Mpa.
Specifically, the electro connecting pressure gauge detects the oil liquid pressure of above-mentioned oil cylinder 82, namely the sealing ring 9 push it is blind
Hole portion 430(Die assembly 4)Pressure, when electro connecting pressure gauge detects that the pressure value of oil cylinder reaches 6Mpa, in spite of
Reach the height value of setting, be required to stop the further driving of oil cylinder, the present invention prevents oil cylinder pressure by electro connecting pressure gauge
The integral cylinder and mould of the excessive drop-down damage shaping of power, furthermore it is also possible to ensure the sealing of sealing ring, and extend above-mentioned close
The life-span of seal 9.Wherein, the pressure value of oil cylinder is preferably set to 4Mpa, and the pressure set points of oil cylinder can be according to the hard of mould
Degree is adjusted, and the electro connecting pressure gauge is the resistance to electro connecting pressure gauge that shakes because the present invention former operating frequency compared with
Height, in general electro connecting pressure gauge are easy to damage, and its service life, and this hair can be improved using the resistance to electro connecting pressure gauge that shakes
It is bright to use the resistance to electro connecting pressure gauge series circuit that shakes, avoid causing mould to damage because damaging the resistance to electro connecting pressure gauge that shakes of a series connection
It is bad, duplicate protection mould safety can be achieved.
In order to further ensure being stripped without deformation for integral cylinder finished product 7, upper table of the utility model in the stripper plate 5
Face is surrounded by raised screens bar around die main body 41;Or the upper surface of the stripper plate 5 is in the length side of die main body 41
To both sides be provided with raised screens bar 51.When stripper plate 5 upper surface set raised screens bar 51 when, sheet forming absorption into
During the process of type, sheet forming is located at position formation and its profile identical lug boss 71 of raised screens bar 51, and is being stripped
During, due to the screens of raised screens bar 51, the sheet forming positioned at the raised periphery of screens bar 51 will not be inwardly indented, more
Beneficial to the demoulding of integral cylinder finished product 7.
The process that integral cylinder finished product 7 is molded using equipment of the present utility model is as described below:
Step 1, sheet forming pre-processed, so that the middle part of sheet forming raises up, form raised bubbles;
Step 2, by die assembly 4 rise to raised bubbles formed sealing space, sealing space is vacuumized so as to be formed
Negative pressure, the raised bubbles by negative-pressure adsorption on die assembly surface, so as to form integral cylinder finished product 7, integral cylinder finished product 7 into
During type, the edge of the sheet forming is pressed on positioning table 1;
The stripper plate 5 of independent driving lifting is provided between the positioning shirt rim 42 and sheet forming, is existed in raised bubbles absorption
During die surface, the stripper plate 5 is close to positioning shirt rim 42;
Step 3, it will stop declining after die assembly falling head L, at the same time, the stripper plate 5 is with die assembly
Decline and decline, when die assembly stops declining, the rise height H of stripper plate 5, and drive integral cylinder finished product 7 simultaneously
Go up, the die assembly and stripper plate 5 is as loop cycle, until integral cylinder finished product 7 departs from die assembly.
Wherein step 1 specifically includes following steps:
Step 11, the surface that the edge of sheet forming is pressed on to positioning table 1;
Step 12, sheet forming is transferred to heater 2, sofening treatment is carried out to sheet forming by heater 2;
Step 13, by the vacuum tank 3 of under shed drop to softening after sheet forming surface so that vacuum tank 3 and into
Based plate forms sealed chamber, and sealed chamber is vacuumized, so that sheet forming is raised to the direction of vacuum tank 3, it is convex so as to be formed
Foaming.
It should be noted that the raw material that bathtub production uses are usually acryl plates, so institute in the utility model
State sheet forming and be typically chosen acryl plates, certain former of the present utility model can be used for other composite boards
Or other can be for being molded the material of bathtub, one kind that acryl plates are intended only as sheet forming preferably selects mode.
Described above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.