CN204276812U - Formwork surface processing device - Google Patents
Formwork surface processing device Download PDFInfo
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- CN204276812U CN204276812U CN201420655763.5U CN201420655763U CN204276812U CN 204276812 U CN204276812 U CN 204276812U CN 201420655763 U CN201420655763 U CN 201420655763U CN 204276812 U CN204276812 U CN 204276812U
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Abstract
The utility model discloses a kind of formwork surface processing device, this device comprises source of the gas, induction installation, control device and blowing device, be electrically connected between described induction installation with described control device, described control device connects described blowing device, described blowing device connects described source of the gas, and the junction of described source of the gas and described blowing device arranges air valve.Described induction installation detects that hanging wax-pattern is in wind when sweeping position, and send signal to control device, described control device receives described signal, and controls blowing device and blow on described hanging wax-pattern.This formwork surface processing device can be used in the operation of investment casting casing, when wax-pattern is in size barrel after hanging, by this formwork surface processing device, the bubble between slurry and wax-pattern is blown away, this formwork surface processing device by its control device can control blowing device automatically by discharge wind on described hanging wax-pattern, by the bubble removal in slurry or between slurry and wax-pattern, the quality of formwork can be ensured.
Description
Technical field
The utility model relates to investment casting casing field, is specifically related to a kind of formwork surface processing device.
Background technology
In precision-investment casting or Investment casting technology, first need to make formwork, formwork picks slurry at wax-pattern skin and makes after stucco, and formwork quality directly determines the fineness of cast(ing) surface and the accuracy of foundry goods.
But after picking slurry, before stucco, due to the problem of existing work pattern and product structure, between wax-pattern and slurry, have bubble or pore.Wherein, bubble is a very serious problem in shell process processed, needs to be eliminated by the bubble between wax-pattern and slurry before stucco, in prior art, often this process is ignored, cause the formwork surface light precision produced and accuracy not high, thus affect the quality of foundry goods.
Utility model content
The utility model provides a kind of formwork surface processing device, to solve existing the problems referred to above occurred in the process of making formwork.
The utility model provides a kind of formwork surface processing device, comprise source of the gas, induction installation, control device and blowing device, be electrically connected between described induction installation with described control device, described control device connects described blowing device, described blowing device connects described source of the gas, and the junction of described source of the gas and described blowing device arranges air valve; Described induction installation detects that hanging wax-pattern is in wind when sweeping position, and send signal to control device, described control device receives described signal, and controls blowing device and blow on described hanging wax-pattern.
Preferably, described control device comprises the time relay, the switch of the described time relay is connected in the supply line of Air Valve Control coil, utilizes time delays to control the time of the unlatching of described air valve, and the delay time of this time relay is set to the gassing time of described blowing device.
Alternatively, the delay time scope that the described time relay is arranged for being more than or equal to 2s, and is less than or equal to 6s.
Alternatively, described control device comprises voice reminder, when the described time relay disconnects the power supply of described Air Valve Control coil, connects voice reminder supply line, and voice reminder reminds blowing to terminate.
Preferably, described support comprises at least Liang Ge branch, each branch is arranged respectively a described blowing device.
Preferably, the link position that crosses of described all branches connects a rotating shaft, and described rotating shaft arranges an electric rotating machine, and described electric rotating machine rotates and drives described all branches to rotate centered by the described tie point that crosses.
Alternatively, described blowing device is the blast pipe arranging at least one row's vent.
Preferably, the direction of offering of described vent is towards the direction of described hanging wax-pattern.
Alternatively, the diameter scope of described vent is more than or equal to 1mm, and be less than or equal to 2mm; The quantitative range often arranging vent is more than or equal to 5, and be less than or equal to 30.
Compared with prior art, the utility model has the following advantages: the utility model provides a kind of formwork surface processing device, this device comprises source of the gas, induction installation, control device and blowing device, be electrically connected between described induction installation with described control device, described control device connects described blowing device, described blowing device connects described source of the gas, and the junction of described source of the gas and described blowing device arranges air valve.Described induction installation detects that hanging wax-pattern is in wind when sweeping position, and send signal to control device, described control device receives described signal, and controls blowing device and blow on described hanging wax-pattern.This formwork surface processing device can be used in the operation of investment casting casing, when wax-pattern is in size barrel after hanging, by this formwork surface processing device, the bubble between slurry and wax-pattern is blown away, this formwork surface processing device by its control device can control blowing device automatically by discharge wind on described hanging wax-pattern, by the bubble removal in slurry or between slurry and wax-pattern, the quality of formwork can be ensured.
Accompanying drawing explanation
Fig. 1 is the control circuit schematic diagram of the formwork surface processing device of the utility model embodiment;
Fig. 2 is the structural representation of the formwork surface processing device of the utility model embodiment;
Fig. 3 is the partial structurtes schematic diagram of the formwork surface processing device of the utility model embodiment;
Fig. 4 is the structural representation of the utility model embodiment size barrel.
Wherein, 1, support, 2, blowing device, 2-1, vent, 2-2, blast pipe, 3, induction installation, 4, control device, 5, source of the gas, 6, air valve, 7, rotating shaft, 8, size barrel.
Detailed description of the invention
The utility model provides a kind of formwork surface processing device, and this formwork surface processing device is used for the process for making shell of model casting.Casing tech by lost wax casting process comprises the following steps: be first coated with one deck slurry at the skin of the wax-pattern made, and is called hanging wax-pattern, and then stucco on this hanging wax-pattern, finally completes process for making shell.
The above-mentioned process in the outer pasting of wax-pattern generally can adopt clamping device or manipulator wax-pattern to be put into the size barrel filling slurry, slurry is smeared evenly, hanging wax-pattern clamps out outside size barrel by manipulator, before stucco on hanging wax-pattern, need ensure in slurry or there is no bubble between slurry and wax-pattern, because the existence of bubble can cause the problems such as the formwork made easily splits.
In order to ensure the surface of hanging wax-pattern or there is no bubble between wax-pattern and slurry, or reduce the bubble wherein existed, the formwork surface processing device that the utility model provides, this device can outwards air draft, when hanging wax-pattern proposes from size barrel, move to wind when sweeping position, formwork surface processing device can, to this hanging wax-pattern up-draught, adopt the above-mentioned mode to the blowing of hanging wax-pattern to remove pulp surface or the bubble between slurry and wax-pattern.
Fig. 1 is the control circuit schematic diagram of the formwork surface processing device of the utility model embodiment, Fig. 2 is the structural representation of the formwork surface processing device of the utility model embodiment, Fig. 3 is the partial structurtes schematic diagram of the formwork surface processing device of the utility model embodiment, and Fig. 4 is the structural representation of the utility model embodiment size barrel.
As shown in Figure 1, the electrical connection of formwork surface processing device and principle are that induction installation 3 detects the position of hanging wax-pattern, and this positional information is sent to control device 4, and control device 4 judges whether to open blowing device according to the signal received.Electrically connect as in all kinds of electronic system, connect each device, each assembly or system by electric connector, realize the electrical connection between internal system or between multiple system and signal transmission.
Below by way of concrete device introduction formwork surface processing device, as shown in Figures 2 and 3, formwork surface processing device comprises support 1, blowing device 2, induction installation 3, control device 4 and source of the gas 5.
What support 1 was made for steel construction works the framework supporting fixation, and support 1 can comprise multiple identical branched structure, and each branched structure all has another branch corresponded, and namely all branched structures are all occur in pairs.As shown in Figure 2, support 1 has four branched structures, and each branched structure can be connected and fixed a position, and this position can be called the link position that crosses.The length of each branch is identical.
All branches of above-mentioned support 1 can make to be fixedly connected with, and the support 1 be namely made up of multiple branch is lifted in workshop by connector.But in order to optimal design-aside, can the link position that cross of branch be provided with a rotating shaft 7, this rotating shaft 7 is provided with electric rotating machine (not shown), the rotation of electric rotating machine can the rotation of driven rotary axle 7, and then drives each branch of support 1 to rotate centered by the tie point that crosses.
Support 1 is mainly used in supporting fixing blowing device 2, but in actual application, this support 1 can be omitted, because be stained with in slurry shell process processed, the blowing device 2 of formwork surface processing device can be arranged on the bucket wall of size barrel, so can according to concrete application places, whether adjustment arranges above-mentioned support 1.But in order to the position of describing blowing device 2, induction installation 3 and control device 4 in detail and annexation, describe in detail to arrange above-mentioned support 1 below.
Blowing device 2 is arranged in each branch of support 1.Blowing device 2 is a blast pipe 2-2 with at least one row's vent 2-1.
Blast pipe 2-2 can be one and commonly have bubble-tight hydrostatic column, and the vent 2-1 that the annular sidewall of this container is arranged is order arrangement from top to bottom, and the distance between adjacent vent 2-1 can carry out arranging and adjusting according to actual needs.
For meeting the throughput of blowing on hanging wax-pattern in this shell process processed, according to actual needs, the diameter of vent 2-1 can be arranged scope for being more than or equal to 1mm, and be less than or equal to 2mm.Can divide equally along blast pipe 2-2 circumference and arrange 1 row ~ 4 row's vent 2-1, preferably, vent 2-1 need be arranged relative to hanging wax-pattern, so arrange 1 row ~ 4 to arrange vent 2-1 on the blast pipe 2-2 of hanging wax-pattern opposite side.The quantitative range often arranging vent 2-1 is more than or equal to 5, and be less than or equal to 30.
The wind of discharging to the most effectively utilize vent 2-1, the direction of offering of 1 row ~ 4 row vent 2-1 that the sidewall of blast pipe 2-2 is arranged is towards the direction of hanging wax-pattern.
The steam vent 2-1 of blowing device 2 can blow to the surface of hanging wax-pattern, removes the bubble on this hanging wax-pattern surface, ensure the quality of the formwork made in shell process processed with this.
Source of the gas 5 connects blowing device 2 by a tube connector, and arranges an air valve 6 in the junction of tube connector and blowing device 2, for controlling closed or opening the passage of source of the gas 5 between blowing device 2.
Source of the gas 5 can make an air pump, and in this air pump, gas can be nitrogen.
When air valve 6 is open mode, air pump can by tube connector to injecting gas in the blast pipe 2-2 of blowing device 2.
Air valve 6 can be the air valve 6 of a some switch control rule, is controlled the break-make of air valve 6 by the break-make of electric current in circuit.
Induction installation 3 is arranged in each branch of support 1, and conveniently connects blowing device 2, can be arranged at the position near blowing device 2.
Whether induction installation 3 is in wind sweeps position for detecting hanging wax-pattern.Induction installation 3 can be the one in photoelectric sensor, infrared inductor, laser inductor, position sensor, and above-mentioned two kinds or three kinds of inductors also can be utilized accurately to locate the positional information of hanging wax-pattern.
In this embodiment, be described for laser inductor for induction installation 3, laser inductor comprises laser instrument (not shown) and laser detector (not shown), laser instrument is arranged in one of them branch of support 1, and laser detector is arranged in another branch of the side of answering with this laser relative.Laser instrument is to the Emission Lasers pulse of laser detector direction, when having object to be blocked by laser pulse between the two, laser detector cannot receive laser pulse, then this is not received information and is converted to the signal of telecommunication by laser detector, and is outwards sent by the signal of telecommunication recording this information.
The automation of formwork surface processing device can be realized by arranging above-mentioned induction installation 3, automatically can detect hanging wax-pattern by this induction installation 3 whether to be in wind and to sweep position, save the fund spent by manual detection and equipment, and induction installation 3 detects for intelligent equipment, reduces human error.
Control device 4 is arranged on blowing device 2, and connects induction installation 3, for controlling the duty of formwork surface processing device.
Control device 4 comprises control unit and control circuit, can receive the extraneous signal of telecommunication sent, and can be judged the signal of this reception by control unit and arranging of control circuit, and draw a conclusion and can send judgement signal to its next stage.
Although the gas discharge amount of blowing device 2 vent 2-1 can be adjusted by the size and number of vent 2-1, but because hanging wax-pattern is very short to the process time of stucco Zi leaving slurry, so the blow-time of blowing device 2 also needs further control.If long to hanging wax-pattern blow-time, then the slurry outside wax-pattern may be caused to solidify, affect stucco technique medium sand to the adhesion of slurry; If but too short to hanging wax-pattern blow-time, then the bubble in slurry or between slurry and wax-pattern can not fully be blown away, and affects the quality of formwork equally.
For solving the problem, control device 4 also comprises time relay (not shown), and the time relay can control the blow-time to hanging wax-pattern.
The time relay is arranged among the control circuit of control device 4, when control unit sends enabling signal by control circuit to blowing device 2, this time relay can control the time that this enabling signal is opened, when after arrival predetermined time, the time relay can close, and blowing device 2 can quit work.
The time relay utilizes himself time-lag action, can be controlled the blow-time of hanging wax-pattern by the delay time of setup times relay accurately.
Calculate according to removal bubble required time, the scope that arranges of the delay time of the time relay can be more than or equal to 2s, and is less than or equal to 6s, generally can be set as 4s.According to the principle of the time relay, above-mentioned delay time is the gassing time of blowing device 2.
First, after control device 4 receives the signal that puts in place of laser detector, air valve 6 control circuit of this control device 4 is opened, and air valve 6 control circuit controls the unlatching of air valve 6.Specifically, air valve 6 is magnetic valve, during air valve 6 control circuit current lead-through, the mutually deserved electricity of magnet coil of magnetic valve, valve open, the gas in source of the gas 5 is entered in the blast pipe 2-2 of blowning installation by valve, and is discharged by the vent 2-1 that blast pipe 2-2 is arranged.
Secondly, because the gas flow size of discharging from vent 2-1 can affect the quality of hanging wax-pattern, so the opening time of above-mentioned air valve 6 needs to be controlled, air valve 6 open-interval can be realized by the time relay in control device 4 and control.The time relay is arranged in air valve 6 control circuit, is controlled the ON time of air valve 6 control circuit by the time delay of setup times relay, thus control the opening time of air valve 6.The opening time of this air valve 6 general is set to 3s-5s, and in this time, the gas blown out from vent 2-1 can the most effectively be removed in slurry or the bubble on hanging wax-pattern surface.
Arranging of the time relay can set the blowing device 2 outside time of drying accurately, solve formwork surface processing device and need the strict problem controlling blow-time, by the setting of the above-mentioned time relay, blow-time can control within the specific time by this formwork surface processing device, to meet the blow-time required for hanging wax-pattern.
Control device 4 can also comprise voice reminder, when the time relay disconnects the power supply of air valve 6 control coil, connects voice reminder supply line, and voice reminder reminds blowing to terminate.
The course of work of formwork surface processing device is below described in detail in detail.
Formwork surface processing device is arranged at the top of size barrel 8, when hanging wax-pattern takes out from size barrel 8, and move to wind when sweeping position, this hanging wax-pattern will stop the laser instrument Emission Lasers pulse in the branch being arranged at support 1, the laser detector be positioned in opposite side branch cannot receive the laser pulse that laser instrument is launched, then laser detector will send the positional information of hanging wax-pattern to control device 4, the control device 4 be positioned on blowing device 2 receives above-mentioned signal, and judged by self control unit and control circuit, judge to need to open blowing device 2.Control circuit in control device 4 connects the open circuit of air valve 6, open air valve 6, make the blast pipe 2-2 of the gas inject blowing device 2 in air pump, the gas injected is discharged via the vent 2-1 that blast pipe 2-2 offers, and the gas of this discharge blows to hanging wax-pattern, by blowing by the bubble removal in hanging wax-pattern surface or slurry.
In addition, in control device 4, also comprise the time relay, controlled the unlatching duration of this air valve 6 by the open circuit of time relay control air valve 6, and then control the working time of blowing device 2.
To sum up, formwork surface processing device is by induction installation 3, control device 4, blowing device 2 and some devices auxiliary with its phase, blowing device 2 can be made to dry to hanging wax-pattern at special time, and the time that blowing continues also can be arranged as required, so, this formwork surface processing device effectively by the bubble removal in hanging wax-pattern surface or sauce, can make the smooth surface of the formwork made smooth, ensures the quality of formwork.
The formwork surface processing device that the utility model provides is located at the top of size barrel 8.The support 1 of this formwork surface processing device can be arranged on the bucket wall of size barrel 8 periphery, after wax-pattern takes out from size barrel 8, hang with the wax-pattern of slurry first through the air blowing process of formwork surface processing device, the hanging wax-pattern after process moves to subsequent work stations and carries out follow-up shell flow process processed.
Formwork surface processing device is arranged at the top of size barrel 8, directly formwork surface processing device can be started after hanging wax-pattern is removed, do not need mobile longer distance, for standing before stucco technique saves time, when not increasing flow process, remove the bubble in hanging wax-pattern, ensure the quality of the outer formwork of wax-pattern.
Although the utility model with preferred embodiment openly as above; but it is not for limiting the utility model; any those skilled in the art are not departing from spirit and scope of the present utility model; can make possible variation and amendment, the scope that therefore protection domain of the present utility model should define with the utility model claim is as the criterion.
Claims (9)
1. a formwork surface processing device, it is characterized in that, comprise source of the gas, induction installation, control device and blowing device, be electrically connected between described induction installation with described control device, described control device connects described blowing device, described blowing device connects described source of the gas, and the junction of described source of the gas and described blowing device arranges air valve;
Described induction installation detects that hanging wax-pattern is in wind when sweeping position, and send signal to control device, described control device receives described signal, and controls blowing device and blow on described hanging wax-pattern.
2. formwork surface processing device according to claim 1, it is characterized in that, described control device comprises the time relay, the switch of the described time relay is connected in the supply line of Air Valve Control coil, utilize time delays to control the time of the unlatching of described air valve, the delay time of this time relay is set to the gassing time of described blowing device.
3. formwork surface processing device according to claim 2, is characterized in that, the delay time scope that the described time relay is arranged for being more than or equal to 2s, and is less than or equal to 6s.
4. formwork surface processing device according to claim 3, it is characterized in that, described control device comprises voice reminder, when the described time relay disconnects the power supply of described Air Valve Control coil, connect voice reminder supply line, voice reminder reminds blowing to terminate.
5. formwork surface processing device according to claim 1, is characterized in that, also comprise support, and described support comprises at least Liang Ge branch, each branch is arranged respectively a described blowing device.
6. formwork surface processing device according to claim 5, it is characterized in that, the link position that crosses of described all branches connects a rotating shaft, described rotating shaft arranges an electric rotating machine, and described electric rotating machine rotates and drives described all branches to rotate centered by the described tie point that crosses.
7. formwork surface processing device according to claim 1, is characterized in that, described blowing device is the blast pipe arranging at least one row's vent.
8. formwork surface processing device according to claim 7, is characterized in that, the direction of offering of described vent is towards the direction of described hanging wax-pattern.
9. formwork surface processing device according to claim 7, is characterized in that, the diameter scope of described vent is more than or equal to 1mm, and be less than or equal to 2mm; The quantitative range often arranging vent is more than or equal to 5, and be less than or equal to 30.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420655763.5U CN204276812U (en) | 2014-11-05 | 2014-11-05 | Formwork surface processing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420655763.5U CN204276812U (en) | 2014-11-05 | 2014-11-05 | Formwork surface processing device |
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| CN204276812U true CN204276812U (en) | 2015-04-22 |
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| CN201420655763.5U Active CN204276812U (en) | 2014-11-05 | 2014-11-05 | Formwork surface processing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251941A (en) * | 2015-11-24 | 2016-01-20 | 广兴机械科技（惠州）有限公司 | Slurry moistening equipment |
-
2014
- 2014-11-05 CN CN201420655763.5U patent/CN204276812U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251941A (en) * | 2015-11-24 | 2016-01-20 | 广兴机械科技（惠州）有限公司 | Slurry moistening equipment |
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