CN112893820A - Airtight detection mold closing device - Google Patents
Airtight detection mold closing device Download PDFInfo
- Publication number
- CN112893820A CN112893820A CN202110384241.0A CN202110384241A CN112893820A CN 112893820 A CN112893820 A CN 112893820A CN 202110384241 A CN202110384241 A CN 202110384241A CN 112893820 A CN112893820 A CN 112893820A
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- China
- Prior art keywords
- air
- control system
- mold
- air passage
- joint
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D33/00—Equipment for handling moulds
- B22D33/04—Bringing together or separating moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D46/00—Controlling, supervising, not restricted to casting covered by a single main group, e.g. for safety reasons
Abstract
The invention discloses an air tightness detection mold closing device, which comprises: the air passage is used for communicating with the joint surface of the mold; the control system is used for judging whether the mold is covered or not according to whether the air pressure in the air passage is increased or not; the air inlet system is used for introducing compressed air into the control system and the air passage; the control system is respectively connected with the air passage and the air inlet system. The utility model provides an whether airtight detection MOLD CLAMPING APPARATUS can increase according to the atmospheric pressure in the device and judge whether the mould covers and closes the reality, if atmospheric pressure does not increase or does not increase to predetermineeing numerical value, can judge that the mould does not cover and close the reality, in time clears up the composition surface of mould, has avoided the compound die unusual, has promoted the quality of product.
Description
Technical Field
The invention relates to the technical field of metal molds, in particular to an air tightness detection mold closing device.
Background
At present, each large automobile host factory upgrades and redesigns combustion and emission on the original machine type. As the core part supplier (cylinder cover, cylinder block) of the engine, the control requirement of the customer on the position size and the contour size of the cylinder cover air passage is sensed to be obviously improved compared with the prior art. However, the existing production equipment is limited by semi-automation, the die and the process are limited by the traditional thinking, and the effective process control on the position degree and the profile degree of the air passage of the product is difficult to carry out under the existing conditions.
In the existing research and development project, the position size of the air passage in the same batch can be visually seen to have large fluctuation and unstable consistency of test data through internal detection (three-coordinate and laser scanning) and customer tests. The fluctuation reason is not found out through analysis of a large amount of unqualified detection data, but the scanning data of the air passages of the sand core material objects and the product material objects can be visually found to have a growing trend and are irregular, and the abnormal condition caused by the die assembly can be determined according to the trend.
In summary, how to avoid abnormal mold clamping is a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
In view of the above, an object of the present invention is to provide an air-tightness detecting mold clamping apparatus, which can detect whether a foreign object exists on a bonding surface of a mold, so as to avoid abnormal mold clamping and improve product quality.
In order to achieve the above purpose, the invention provides the following technical scheme:
an air-tightness detection mold clamping device comprises:
the air passage is used for communicating with the joint surface of the mold;
the control system is used for judging whether the mold is covered or not according to whether the air pressure in the air passage is increased or not;
the air inlet system is used for introducing compressed air into the control system and the air channel;
the control system is respectively connected with the air passage and the air inlet system.
Preferably, the air flue includes the trachea, set up in the first joint at trachea both ends and be used for set up in the gas circuit of mould, the gas circuit with the composition surface intercommunication of mould, the trachea pass through the first joint of one end with control system connects, the trachea pass through the first joint of the other end with the gas circuit is connected.
Preferably, the outer port of the air passage is provided with a second joint, and the air pipe is connected with the second joint through the first joint.
Preferably, a one-way valve is arranged on the air pipe.
Preferably, the control system comprises a sensor and a CPU in signal connection with the sensor, and the sensor is respectively connected with the air passage and the air intake system.
Preferably, the air intake system includes: the electromagnetic valve is respectively connected with the air inlet device and the control system through pipelines.
Preferably, a pressure regulating valve is arranged on a pipeline between the electromagnetic valve and the air inlet device.
Preferably, a filter is arranged on a pipeline between the pressure regulating valve and the air inlet device.
When the detection is carried out, the mold is covered, the upper mold is jointed with the lower mold, the air inlet system is used for introducing air to the control system, the air is output to the air passage along the control system, and because the air passage is communicated with the joint surface of the mold, when no foreign matter exists in the joint surface, the air pressures in the air passage and the control system can be increased to a preset value, and at the moment, the control system can judge that the mold is tightly covered without adjustment; when there is the foreign matter in the faying face, the atmospheric pressure with control system in the air flue can't increase to predetermineeing the numerical value, can let out partly atmospheric pressure, and control system judges that the mould does not cover closely this moment, and the faying face of in time clearing up the mould this moment can.
The utility model provides an whether airtight detection MOLD CLAMPING APPARATUS can increase according to the atmospheric pressure in the device and judge whether the mould covers and closes the reality, if atmospheric pressure does not increase or does not increase to predetermineeing numerical value, can judge that the mould does not cover and close the reality, in time clears up the composition surface of mould, has avoided the compound die unusual, has promoted the quality of product.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of the gas path connection of the gas tube and the mold provided by the present invention;
FIG. 2 is a cross-sectional view of the gas line connection of the gas line to the mold provided by the present invention;
FIG. 3 is an enlarged view of the connection of a first connector and a second connector provided by the present invention;
FIG. 4 is a schematic view of a gas-tight detection clamping unit according to the present invention;
FIG. 5 is a diagram showing the detection of foreign matter on the mating surface of the mold when the mold clamping apparatus for detecting airtightness provided by the present invention detects;
FIG. 6 is a diagram illustrating the inclination of the joint surface of the mold during the detection of the mold clamping device for detecting airtightness provided by the present invention;
fig. 7 is a view showing detection of bonding of the joining surfaces of the molds when the airtightness detection mold clamping apparatus according to the present invention detects.
In FIGS. 1-7:
1-mould, 2-second joint, 3-first joint, 4-air pipe, 5-air passage, 6-riveting stud, 7-conical nut, 8-compressed gas, 9-filter, 10-pressure regulating valve, 11-electromagnetic valve, 12-sensor, 13-CPU, 14-one-way valve, 15-moving mould, 16-fixed mould, 17-joint surface, 18-display screen and 19-foreign body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The core of the invention is to provide an air tightness detection mold closing device which can detect whether foreign matters exist on the joint surface of a mold so as to avoid abnormal mold closing and improve the product quality.
Referring to fig. 1 to 7, an air-tightness detecting mold clamping apparatus includes:
an air passage for communicating with the engaging surface 17 of the mold 1;
the control system is used for judging whether the mold 1 is covered or not according to whether the air pressure in the air passage is increased or not;
the air inlet system is used for introducing compressed air 8 into the control system and the air passage;
the control system is respectively connected with the air passage and the air inlet system.
The mold 1 includes a movable mold 15 and a fixed mold 16 pressed on the surface of the movable mold 15, after the movable mold 15 is attached to the fixed mold 16, the attachment surface 17 of the mold 1 communicates with the gas passage, gas can be introduced into the attachment surface 17 of the mold 1 along the gas passage, and the gas passage extends to the attachment surface 17 of the mold 1 along the movable mold 15 or the fixed mold 16 in order to ensure airtightness.
The feedback of the air pressure in the air passage can be accepted by the control system, the air enters along the air inlet system and is output along the air passage after passing through the control system, the control system is communicated with the air passage, the air pressure in the control system is the same as the air pressure in the air passage, the control system comprises a display screen 18 for displaying the air pressure, and a worker can judge whether the air pressure is increased according to a display value or an indicator lamp of the display screen 18.
When in detection, the mold 1 is covered, the movable mold 15 is jointed with the fixed mold 16, the air inlet system is used for introducing air to the control system, the air is output to the air passage along the control system, and because the air passage is communicated with the joint surface 17 of the mold 1, when no foreign matter 19 exists in the joint surface 17, the air pressure in the air passage and the air pressure in the control system can be increased to a preset value, and at the moment, the control system can judge that the mold 1 is tightly covered without adjustment; when there is foreign matter 19 in the composition surface 17, the atmospheric pressure of in the air flue and control system can't increase to predetermineeing the numerical value, can let out partly atmospheric pressure, and control system judges that mould 1 does not cover tightly this moment, and it can in time to clear up the composition surface 17 of mould 1 this moment.
The utility model provides an whether airtight detection MOLD CLAMPING APPARATUS can increase according to the atmospheric pressure in the device and judge whether the mould 1 covers and closes the reality, if atmospheric pressure does not increase or does not increase to predetermineeing numerical value, can judge that mould 1 does not cover and close the reality, in time clears up the composition surface 17 of mould 1, has avoided the compound die unusual, has promoted the quality of product.
On the basis of the above embodiment, as a further preferred, the air passage includes an air pipe 4, first joints 3 disposed at two ends of the air pipe 4, and an air passage 5 disposed in the mold 1, the air passage 5 is communicated with the joint surface 17 of the mold 1, the air pipe 4 is connected with the control system through the first joint 3 at one end, and the air pipe 4 is connected with the air passage 5 through the first joint 3 at the other end.
It should be noted that, the two ends of the air pipe 4 are respectively provided with the first joints 3, the air pipe 4 is respectively connected with the air path 5 and the control system through the two first joints 3, and because the temperature is higher when the die assembly of the die 1 processes the product, the heat transferred to the air pipe 4 can be reduced when the air pipe 4 is externally connected to the die 1. The quantity of trachea 4 can set up to a plurality ofly, sets up gas circuit 5 in the many places of mould 1, and every gas circuit 5 corresponds and connects a trachea 4, and all gas circuits 5 all communicate with the composition surface 17 of mould 1 to the realization detects the accuracy that detects to the many places of the composition surface 17 of mould 1, assurance. Set up first joint 3 respectively at the both ends of trachea 4 and still be convenient for the dismouting, but in time change when trachea 4 is impaired heavier.
In addition to the above-described embodiment, it is further preferable that the second joint 2 is provided at an outer port of the air passage 5, and the air pipe 4 is connected to the second joint 2 through the first joint 3.
It should be noted that the second joint 2 is an NPT1/8 standard joint, the first joint 3 includes a riveting stud 6 and a taper nut 7, the riveting stud 6 is connected with the NPT1/8 standard joint and then locked by the taper nut 7, the connection is convenient, and when the air pipe 4 is replaced each time, the second joint 2 does not need to be replaced, and only the first joint 3 and the air pipe 4 need to be replaced.
In addition to the above-described embodiments, it is further preferable that the air tube 4 is provided with a check valve 14.
It should be noted that the check valve 14 is in one-way communication with the mold 1 along the control system, when gas is output into the gas pipe 4, the gas pressure gradually increases, after the gas inlet system stops gas inlet, the larger gas pressure in the gas pipe 4 causes part damage by impact on the control system and the gas inlet system, after the check valve 14 is arranged, the gas in the gas pipe 4 does not flow back, and if gas needs to be discharged, the gas can be discharged by slightly adjusting the distance between the joint surfaces 17 of the mold 1.
In addition to the above embodiments, it is further preferred that the control system includes a sensor 12 and a CPU13 in signal communication with the sensor 12, the sensor 12 being connected to the air path and the air intake system, respectively.
It should be noted that the air intake system inputs air to the sensor 12 and outputs the air along the air path, the sensor 12 can sense the change of the air pressure inside the sensor 12 and transmit the signal of the change to the CPU13, and the CPU13 can process the signal and output the signal in other forms, such as displaying the value on the display screen 18 or turning on or off the display lamp for the staff to observe.
On the basis of the above embodiment, as a further preferable aspect, the intake system includes: the air inlet device and the electromagnetic valve 11, the electromagnetic valve 11 is respectively connected with the air inlet device and the control system through pipelines.
It should be noted that the air inlet device may be a negative pressure machine, and may input compressed air 8 into the control system, and the electromagnetic valve 11 is an openable valve, and is opened and closed by electromagnetic driving, when it is necessary to input air into the control system, the electromagnetic valve 11 is opened, and after the detection is completed, the electromagnetic valve 11 is closed, so as to avoid the air input caused by mistaken touch in the machining process.
In addition to the above embodiments, it is further preferable that the pressure regulating valve 10 is provided on a pipe between the electromagnetic valve 11 and the intake device.
It should be noted that, in order to make the gas pressure in the input pipeline proper, the gas pressure entering the pipeline can be adjusted by the pressure adjusting valve 10, and when the gas pressure in the pipeline is too high, the gas pressure in the pipeline can be reduced by adjusting the pressure adjusting valve 10, so as to avoid safety accidents.
In addition to the above embodiments, it is further preferable that a filter 9 is provided in a pipe between the pressure regulating valve 10 and the intake device.
It should be noted that the filter 9 can filter impurities and moisture in the gas entering the control system and the pipeline, so as to prevent the impurities and the moisture from damaging elements in the control system, keep the gas passage clean, and prolong the service life of the control system.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The air-tightness detecting mold clamping device provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (8)
1. An air-tightness detection mold clamping device is characterized by comprising:
an air passage for communicating with the joint surface (17) of the mold (1);
the control system is used for judging whether the mold (1) is covered or not according to whether the air pressure in the air passage is increased or not;
the air inlet system is used for introducing compressed air (8) into the control system and the air channel;
the control system is respectively connected with the air passage and the air inlet system.
2. The airtightness detection mold clamping device according to claim 1, wherein the air passage comprises an air pipe (4), first connectors (3) arranged at two ends of the air pipe (4), and an air passage (5) arranged on the mold (1), the air passage (5) is communicated with a joint surface (17) of the mold (1), the air pipe (4) is connected with the control system through the first connector (3) at one end, and the air pipe (4) is connected with the air passage (5) through the first connector (3) at the other end.
3. The airtightness detection mold clamping device according to claim 2, wherein a second joint (2) is provided at an outer port of the air passage (5), and the air pipe (4) is connected to the second joint (2) through the first joint (3).
4. The airtightness detection mold clamping device according to claim 2, wherein a check valve (14) is provided in the air pipe (4).
5. The airtightness detection mold clamping apparatus according to claim 1, wherein the control system includes a sensor (12) and a CPU (13) in signal connection with the sensor (12), the sensor (12) being connected to the gas passage and the intake system, respectively.
6. The airtightness detection mold clamping apparatus according to any one of claims 1 to 5, wherein the air intake system includes: the air inlet device and the electromagnetic valve (11), wherein the electromagnetic valve (11) is respectively connected with the air inlet device and the control system through pipelines.
7. The airtightness detection mold clamping device according to claim 6, wherein a pressure regulating valve (10) is provided in a pipe between the electromagnetic valve (11) and the intake device.
8. The airtightness detection mold clamping device according to claim 7, wherein a filter (9) is provided in a pipeline between the pressure regulating valve (10) and the air intake device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110384241.0A CN112893820A (en) | 2021-04-09 | 2021-04-09 | Airtight detection mold closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110384241.0A CN112893820A (en) | 2021-04-09 | 2021-04-09 | Airtight detection mold closing device |
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| Publication Number | Publication Date |
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| CN112893820A true CN112893820A (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110384241.0A Pending CN112893820A (en) | 2021-04-09 | 2021-04-09 | Airtight detection mold closing device |
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| CN (1) | CN112893820A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114047197A (en) * | 2021-10-25 | 2022-02-15 | 上海仪电智能科技有限公司 | Cable surface defect detection device based on machine vision and operation method |
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| CN102350775A (en) * | 2011-11-10 | 2012-02-15 | 珀尔曼机电(昆山)有限公司 | Mounting detecting mechanism for inner workpiece of mould |
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| CN110666128A (en) * | 2019-10-08 | 2020-01-10 | 海纳川（滨州）轻量化汽车部件有限公司 | Airtight vacuum system of high-pressure die casting machine and vacuum pipeline airtightness detection method |
| CN210533629U (en) * | 2019-09-21 | 2020-05-15 | 湖南财经工业职业技术学院 | Machine parts processing mould is with compound die seam gas tightness detection device |
| CN211304734U (en) * | 2020-01-10 | 2020-08-21 | 上海伟铸机械制造有限公司 | Die casting die with airtight detection function |
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2021
- 2021-04-09 CN CN202110384241.0A patent/CN112893820A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350775A (en) * | 2011-11-10 | 2012-02-15 | 珀尔曼机电(昆山)有限公司 | Mounting detecting mechanism for inner workpiece of mould |
| JP2018069270A (en) * | 2016-10-27 | 2018-05-10 | 株式会社アーレスティ | Airtightness confirmation device and airtightness confirmation method |
| CN206772503U (en) * | 2017-05-22 | 2017-12-19 | 惠州市德赛自动化技术有限公司 | A kind of air tightness detection equipment |
| CN107457385A (en) * | 2017-09-30 | 2017-12-12 | 天津市发利汽车压铸件厂 | Die casting and die casting equipment |
| CN210533629U (en) * | 2019-09-21 | 2020-05-15 | 湖南财经工业职业技术学院 | Machine parts processing mould is with compound die seam gas tightness detection device |
| CN110666128A (en) * | 2019-10-08 | 2020-01-10 | 海纳川（滨州）轻量化汽车部件有限公司 | Airtight vacuum system of high-pressure die casting machine and vacuum pipeline airtightness detection method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114047197A (en) * | 2021-10-25 | 2022-02-15 | 上海仪电智能科技有限公司 | Cable surface defect detection device based on machine vision and operation method |
| CN114047197B (en) * | 2021-10-25 | 2023-08-11 | 上海仪电智能科技有限公司 | Cable surface defect detection device based on machine vision and operation method |
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Application publication date: 20210604 |
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