CN110756349A - Cold cutter weakening and release agent spraying integrated device for automobile instrument panel skin - Google Patents
Cold cutter weakening and release agent spraying integrated device for automobile instrument panel skin Download PDFInfo
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- CN110756349A CN110756349A CN201911352772.0A CN201911352772A CN110756349A CN 110756349 A CN110756349 A CN 110756349A CN 201911352772 A CN201911352772 A CN 201911352772A CN 110756349 A CN110756349 A CN 110756349A
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- release agent
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- metering pump
- spraying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
- B05B9/0406—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material with several pumps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/085—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to flow or pressure of liquid or other fluent material to be discharged
- B05B12/087—Flow or presssure regulators, i.e. non-electric unitary devices comprising a sensing element, e.g. a piston or a membrane, and a controlling element, e.g. a valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/08—Making a superficial cut in the surface of the work without removal of material, e.g. scoring, incising
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Spray Control Apparatus (AREA)
Abstract
The invention belongs to the technical field of automobile interior trim manufacturing, and particularly relates to an integrated device for cold knife weakening and release agent spraying of an automobile instrument panel skin. The invention overcomes the problems that the prior art can not simultaneously weaken and spray, has long takt time, is greatly influenced by the thickness of the surface skin, has unstable spraying quality and can not completely fill the release agent into a weakening line, and is characterized in that a release agent feeding device and a cutting and spraying device are arranged on a six-axis robot, a main channel of the release agent and a branch channel of the release agent communicated with the main channel of the release agent are processed on the mounting column, the tool apron release agent channel communicated with the release agent main channel is processed on the tool apron, the cutting tool release agent channel communicated with the tool apron release agent channel is processed on the cutting tool, the beneficial effects are that the release agent is sprayed while the skin is cut, the release agent is ensured to be completely sprayed into the weakening line, the cold knife spraying device can adapt to cold knife weakening of the automobile instrument panel skin with a curve weakening line and spraying of a release agent, and the spraying quality is stable.
Description
Technical Field
The invention belongs to the technical field of automobile interior trim manufacturing, and particularly relates to an integrated device for cold knife weakening and release agent spraying of an automobile instrument panel skin.
Background
After the skin of the automobile instrument panel is weakened, the cut skin is easy to adhere together without treatment, so that the airbag cannot be opened safely during collision, which threatens the safety of drivers and passengers, and therefore, a release agent needs to be coated or sprayed in the weakening line of the skin to prevent the cut skin from adhering together.
In the prior art, the release agent is coated or sprayed in the skin weakening line of the instrument panel, and the release agent is manually coated in some cases, so that the operation is complicated, the beat time is long, the release agent is easy to coat and is not in place, and the air bag is still difficult to open; some are sprayed by adopting a spraying device, for example, the utility model with the application number of CN201820719316.X discloses a 'skin weakening release agent spraying device', the utility model comprises a C-shaped frame, a rotating unit, a nozzle, a rolling ball, a pressure sensor and a linear actuator, wherein the rotating unit is fixed on a mechanical arm of a robot, the upper end of a C-shaped upper opening of the C-shaped frame is fixed with the rotating unit, and the nozzle is fixed at the lower end of the C-shaped upper opening of the C-shaped frame; a linear actuator penetrates and is fixed on a C-shaped lower opening of the C-shaped frame, a pressure sensor is arranged at the upper end of the linear actuator, and a rolling ball capable of rotating in a universal manner is fixed above the pressure sensor; the linear actuator and the pressure sensor are respectively connected with the control device of the robot, and the technical scheme of the utility model can prevent the cut skins from being adhered together in the instrument board manufacturing process, thereby ensuring that the air bag can be normally opened when an accident occurs and protecting the safety of drivers and passengers; second, according to the description of its specification embodiment, this utility model needs to control the degree of contact between roll ball and the epidermis through the pressure that pressure sensor detected, when the robot drove C type frame and carries out the spraying release agent, roll ball can slightly jack-up the epidermis after the cutting weakening, make the line of cut on the epidermis open, then spray the line of cut through the nozzle, so the spraying process is loaded down with trivial details, the beat time is long, and it is great to receive the influence of epidermis thickness, the line of cut open degree on the epidermis is also more difficult to control unanimously, influence spraying quality.
The invention with application number CN201680085612.2 discloses "a release agent supply device for cold knife weakening and a cold knife system comprising such a device", which comprises a wheel adapted to roll in the weakening line formed by the cold knife weakening, a nozzle, the opening of which is at a small distance close to the edge of the wheel and towards the wheel; and a release agent feeder in fluid communication with the nozzle for providing a release agent to the nozzle; wherein the nozzle is adapted to provide a release agent to the wheel and the wheel is adapted to apply the release agent to the line of weakness as it rolls therein; the invention relates to a cold knife system comprising a cold knife suitable for cutting a weakening line on the surface of an automotive interior part, a release agent supply device and a connector for connecting the cold knife to the release agent supply device, wherein the cold knife and the release agent supply device are not at the same position, the cold knife is connected to the release agent supply device through a connector, in fact, the cold knife and the release agent supply device are connected through the connector, and the distance between the cold knife and the release agent supply device is 10 cm-20 cm, although the description of the invention emphasizes that the cold knife and the release agent supply device are close enough to each other to form a compact coupling suitable for being installed on a single arm, but the distance between 10 cm-20 cm exists, and the release agent cannot be completely coated within the distance between 10 cm-20 cm after the weakening line is cut, manually assisted coating is needed, otherwise, the release agent is not sprayed to the distance, so that the opening of the air bag is influenced; in addition, the skin weakening lines of the instrument panel are not all straight lines, but curves exist, the cold knife weakening and spraying with the weakening lines being curves cannot be adapted to, and the application range of the cold knife weakening and spraying is limited to a certain extent.
EP1960165, mentioned in the background of the invention of application No. CN201680085612.2, discloses a device for cutting lines of weakness in a film, provided with a cold blade in combination with a channel for supplying a liquid to the blade tip, visible in the drawing of the description thereof, the structure is that the blade is arranged on the blade carrier and is fixed by the thimble, the channel for providing liquid to the tip end of the blade is arranged on the blade carrier and forms an angle with the blade, the problem exists that the channel for providing liquid to the tip end of the blade is arranged on one side of the cutter point and has a certain distance with the cutter point, because the cutter point is tightly attached with the skin in the process of cutting the skin, the structure of the invention cannot completely fill the release agent into the weakening line, and the structure of the invention is not easy to maintain if the passage for supplying liquid to the blade tip is blocked in the process of supplying the liquid to the blade tip.
Disclosure of Invention
The invention aims to solve the problems of overcoming the defects and shortcomings of the prior art, and provides the integrated device for the cold knife weakening and the mold release agent spraying of the automobile instrument panel skin, which has the advantages of simple structure and fast beat, can spray the mold release agent while cutting the skin, ensures that the mold release agent is completely sprayed into a weakening line, and is suitable for curve spraying of the weakening line.
The technical scheme adopted by the invention comprises a six-axis robot, a release agent feeding device and a cutting and spraying device are arranged on the six-axis robot, the cutting and spraying device comprises an installation column, a connecting flange is arranged at the upper end of the installation column, the cutting and spraying device is connected with mechanical arms of the six-axis robot through the connecting flange, the release agent feeding device comprises an installation frame and a storage barrel, an air inlet nozzle is arranged on the upper cover of the storage barrel, a discharge nozzle is arranged at the lower end of the storage barrel, the installation frame is fixedly connected with the mechanical arms of the six-axis robot, the release agent feeding device and the cutting and spraying device are connected through a main connecting hose, a cutter holder is also arranged on the installation column, a cutting knife is arranged on the cutter holder, a release agent main channel and a release agent branch channel communicated with the release agent main channel are processed on the installation column, a tool apron release agent channel is processed on the tool apron, a cutting knife release agent channel is processed on the cutting knife, the tool apron release agent channel is communicated with a release agent main channel, the cutting knife release agent channel is communicated with the tool apron release agent channel, a metering pump connecting plate is fixedly connected to the mounting column, a first metering pump for quantitatively and continuously pumping a release agent into the release agent main channel and a second metering pump for quantitatively and continuously pumping the release agent into a release agent branch channel are respectively installed on the left side and the right side of the metering pump connecting plate, one end of a main connecting hose is communicated with a discharge nozzle at the lower end of the storage barrel, the other end of the main connecting hose is communicated with a conversion joint, a first connecting hose and a second connecting hose are respectively communicated with the first metering pump and the second metering pump through the conversion joint, and the first metering pump is communicated with the release agent main channel through the first connecting hose, the second metering pump is communicated with the release agent branch channel through a second branch connecting hose, the side surface of the first metering pump is connected with a first electromagnetic switch used for controlling the material beating frequency of the first metering pump, and the side surface position of the second metering pump is connected with a second electromagnetic switch used for controlling the material beating frequency of the second metering pump.
And a release agent detection sensor for detecting the state of the release agent in real time and a skin thickness detection sensor for detecting the thickness of the skin by a control system are arranged on the side surface of the tool apron on the mounting column.
The diameters of the main release agent channel, the branch release agent channel, the tool apron release agent channel and the cutting knife release agent channel are all 0.1 +/-0.02 mm.
And an air throttle valve connected with the storage barrel through a hose is arranged on one side of the mounting rack.
Through the inside pressure of air throttle valve control storage vat is stabilized at 3 ~ 4 bar.
The set frequency of the first electromagnetic switch and the second electromagnetic switch is 70-90 times/second.
The opposite side of mounting bracket is equipped with ejection of compact mouth fixation clamp and storage vat fixation clamp, the storage vat passes through the storage vat fixation clamp fixed, the ejection of compact mouth passes through ejection of compact mouth fixation clamp fixed.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention adopts a structure that a main demoulding agent channel and a branch demoulding agent channel communicated with the main demoulding agent channel are processed on an installation column of a cutting and spraying device, a tool apron demoulding agent channel is processed on a tool apron, a cutting tool demoulding agent channel is processed on a cutting tool, the tool apron demoulding agent channel is communicated with the main demoulding agent channel, the diameter of the main demoulding agent channel and the diameter of the cutting tool demoulding agent channel are both 0.1 +/-0.02 mm, and the demoulding agent continuously and uniformly flows out from a tool nose of the cutting tool during working to fill a weakening line of a cold tool, thereby realizing the purpose of spraying the demoulding agent while cutting a skin, the beat is fast, the state of the release agent is detected in real time through the release agent detection sensor, the release agent is completely sprayed into the weakening line, the effect is good, the influence of the skin thickness is avoided, and the method can be suitable for cold knife weakening of the automobile instrument panel skin with the weakening line being a curve and spraying of the release agent;
(2) according to the invention, the discharging nozzle fixing clamp and the storage barrel fixing clamp are arranged on one side of the mounting frame of the demolding agent feeding device, the storage barrel is fixedly mounted on the storage barrel fixing clamp, and the discharging nozzle is fixed on the discharging nozzle fixing clamp, so that the demolding agent feeding device is more stable, and meanwhile, the pressure inside the storage barrel is controlled to be stabilized at 3-4 bar through the air throttle valve, so that the demolding agent feeding device is ensured to stably supply demolding agent to the cutting and spraying device, and the spraying quality is ensured;
(3) according to the invention, the mounting column of the cutting and spraying device is fixedly connected with the metering pump connecting plate, the left side and the right side of the metering pump connecting plate are respectively provided with the first metering pump for quantitatively and continuously pumping the release agent into the release agent main channel and the second metering pump for quantitatively and continuously pumping the release agent into the release agent branch channel, if one of the metering pumps fails, the other metering pump can continuously work, so that the continuity of spraying work is ensured; meanwhile, the flow of the release agent can be adjusted by setting the frequencies of the first electromagnetic switch and the second electromagnetic switch and adjusting the strokes of the first metering pump and the second metering pump, so that the spraying flow of the release agent can be controlled, and the requirement on product quality is met.
Drawings
Figure 1 is a schematic view of the structure of the present invention,
figure 2 is a right side view of figure 1,
FIG. 3 is a schematic view showing the structure of a supply device for a mold release agent according to the present invention,
figure 4 is a schematic view of the construction of the cutting and spraying device of the present invention,
figure 5 is a schematic view of a mold release agent passageway structure of the present invention,
fig. 6 is a schematic view of the installation in use of the present invention.
In the figure:
1. the six-axis robot is provided with a six-axis robot,
2. a feeding device of a release agent is arranged,
2-1, a mounting rack, 2-2, a discharge nozzle fixing clamp, 2-3, a storage tank fixing clamp,
2-4 parts of a storage barrel, 2-5 parts of an air inlet nozzle, 2-6 parts of an air throttle valve,
2-7 parts of a discharge nozzle, 2-8 parts of an avoiding groove, 2-9 parts of a bolt hole,
3. a cutting and spraying device is arranged on the base,
3-1, a mounting column, 3-2, a metering pump connecting plate,
3-3. the first metering pump, 3-4. the second metering pump
3-5, the first electromagnetic switch, 3-6, the second electromagnetic switch
3-7 parts of first branch connecting hose and 3-8 parts of second branch connecting hose
3-9, a release agent detection sensor, 3-10, a tool apron,
3-11 cutting knives, 3-12 releasing agent main channels,
3-13 branch channels of the release agent, 3-14 jackscrews,
3-15 connecting bolts, 3-16 tool apron release agent channels,
3-17, a cutting knife release agent channel, 3-18, a skin thickness detection sensor,
3-19, connecting the flange,
4. the main connecting hose is connected with the main connecting hose,
4-1, a first connecting hose, 4-2, a second connecting hose
5. The bolt is arranged on the base plate and is provided with a bolt,
6. the switching-over joint is connected with the power supply,
7. the cold knife weakens the equipment base.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1 and 2, the technical scheme adopted by the invention comprises a six-axis robot 1, wherein a release agent feeding device 2 and a cutting and spraying device 3 are installed on the six-axis robot 1, and the release agent feeding device 2 and the cutting and spraying device 3 are connected through a main connecting hose 4;
as shown in fig. 3, the release agent supplying device 2 includes a mounting frame 2-1 and a storage bucket 2-4, an air throttle valve 2-6 is arranged on one side of the mounting rack 2-1, a discharge nozzle fixing clamp 2-2 and a storage tank fixing clamp 2-3 are arranged on the other side of the mounting rack 2-1, the storage barrel 2-4 is fixedly arranged on the storage barrel fixing clamp 2-3, the air inlet nozzle 2-5 is arranged on the upper cover of the storage barrel 2-4, the lower end of the storage barrel 2-4 is provided with a discharging nozzle 2-7, the discharging nozzle 2-7 is fixed by a discharging nozzle fixing clamp 2-2, an avoidance groove 2-8 is processed on the mounting rack 2-1, and bolt holes 2-9 are processed on two sides of the avoidance groove 2-8;
as shown in fig. 4 and 5, the cutting and spraying device 3 comprises an installation column 3-1, a metering pump connecting plate 3-2 is fixedly connected to the installation column 3-1, a first metering pump 3-3 for quantitatively and continuously pumping a release agent into a release agent main channel 3-12 and a second metering pump 3-4 for quantitatively and continuously pumping the release agent into a release agent branch channel 3-13 are respectively installed on the left side and the right side of the metering pump connecting plate 3-2, a first electromagnetic switch 3-5 for controlling the material pumping frequency of the first metering pump 3-3 is connected to the side surface of the first metering pump 3-3, a second electromagnetic switch 3-6 for controlling the material pumping frequency of the second metering pump 3-4 is connected to the side surface of the second metering pump 3-4, and a second electromagnetic switch 3-6 for detecting the release agent in real time is installed on the installation column 3-1 and on the side surface of a tool apron 3-10 The mould release agent detection device comprises mould release agent detection sensors 3-9 and a skin thickness detection sensor 3-18 used for controlling a system to detect the thickness of the skin, wherein a tool apron 3-10 is arranged on an installation column 3-1 through a connecting bolt 3-15, a cutting knife 3-11 is arranged on the tool apron 3-10 and is locked and fixed by a jackscrew 3-14, a mould release agent main channel 3-12 and a mould release agent branch channel 3-13 communicated with the mould release agent main channel 3-12 are processed on the installation column 3-1, a tool apron mould release agent channel 3-16 is processed on the tool apron 3-10, a cutting knife mould release agent channel 3-17 is processed on the cutting knife 3-11, the tool apron mould release agent channel 3-16 is communicated with the mould release agent main channel 3-12, and the cutting knife mould release agent channel 3-17 is communicated with the tool apron mould release, the diameters of the main release agent channel 3-12, the branch release agent channel 3-13, the tool apron release agent channel 3-16 and the cutting knife release agent channel 3-17 are 0.1 +/-0.02 mm, and the upper end of the mounting column 3-1 is provided with a connecting flange 3-19;
as shown in fig. 1 to 4, the cutting and spraying device 3 is connected with the mechanical arm of the six-axis robot 1 through a connecting flange 3-19, the release agent feeding device 2 is fixedly connected with the mechanical arm of the six-axis robot 1 through a bolt 5 installed in 2 bolt holes 2-9, one end of the main connecting hose 4 is communicated with the discharge nozzle 2-7 at the lower end of the storage barrel 2-4, the other end of the main connecting hose 4 is communicated with the adapter 6, the main connecting hose 4-1 and the second connecting hose 4-2 are divided through the adapter 6 and are respectively communicated with the first metering pump 3-3 and the second metering pump 3-4, the first metering pump 3-3 is communicated with the release agent main channel 3-12 through the first sub connecting hose 3-7, and the second metering pump 3-4 is communicated with the release agent branch channel 3-13 through the second sub connecting hose 3-8 and the release agent branch channel 3-13 And when the device works, the release agent continuously and uniformly flows out from the tool tips of the cutting tools 3-11 to fill the cold tool weakening line, so that the release agent is sprayed while the skin is cut.
As shown in fig. 6, when in use, the invention is fixedly installed on a base 7 of a cold knife weakening device, a release agent is loaded into a storage barrel 2-4 of a release agent feeding device 2, an air inlet nozzle 2-5 of the release agent feeding device 2 is connected with an air source through an air source pipe, a main connecting hose 4 is communicated with a discharge nozzle 2-7 of the storage barrel 2-4, the other end of the main connecting hose 4 is communicated with a conversion joint 6, and a first connecting hose 4-1 and a second connecting hose 4-2 are separated through the conversion joint 6 and are respectively communicated with a first metering pump 3-3 and a second metering pump 3-4;
in a preparation stage before work, the cold knife weakening equipment is switched to a manual state, an operator manually moves the six-axis robot 1 to a preparation position, closes the air throttle valve 2-6, takes down the storage barrel 2-4 and loads a release agent, then installs the storage barrel 2-4 in the storage barrel fixing clamp 2-3, screws up an upper cover of the storage barrel 2-4, opens the air throttle valve 2-6, adjusts the pressure to 3-4 bar, manually starts a material beating function, enables the release agent to fill the whole pipeline and a release agent channel, confirms the state of the release agent flowing out from a knife point of the cutting knife 3-11, adjusts the flow of the release agent by adjusting the strokes of the first metering pump 3-3 and the second metering pump 3-4, moves the six-axis robot 1 to an original point position, and switches the equipment robot to an automatic state;
in the working stage, an operator lays a skin on a mold, starts the vacuum of the mold to enable the skin to be completely adsorbed on the mold, presses a start button, firstly detects the thickness of the skin through a skin thickness detection sensor 3-18 control system, if the thickness of the skin is qualified, the six-axis robot 1 drives the cutting and spraying device 3 to start automatic cutting, when the cutting and spraying device 3 cuts the skin, the first metering pump 3-3, the second metering pump 3-4, the first electromagnetic switch 3-5 and the second electromagnetic switch 3-6 start working, the first metering pump 3-3 is connected to a main demolding agent channel 3-12 on the mounting column 3-1 through a first sub-connection hose 3-7, the second metering pump 3-4 is connected to a branch demolding agent channel 3-13 on the mounting column 3-1 through a second sub-connection hose 3-8, the flow rate of the release agent is controlled by setting the single feeding amount of a first metering pump 3-3 and a second metering pump 3-4 and the feeding frequency of a first electromagnetic switch 3-5 and a second electromagnetic switch 3-6, the spraying position of the release agent can be set by setting the parameters of the robot 1, the first metering pump 3-3 and the second metering pump 3-4 simultaneously and quantitatively and continuously feed the release agent into a main release agent channel 3-12 of an installation column 3-1, a branch release agent channel 3-13 of the installation column 3-1, a tool apron release agent channel 3-16 of a tool apron 3-10 and a release agent channel 3-17 of a cutting knife 3-11, finally the release agent continuously and uniformly flows out from the tool nose of the cutting knife 3-11 to fill a weakening line of the cold knife, and a release agent detection sensor 3-9 arranged on the right side of the tool apron 3-10 detects the state of the release agent in real, after cutting, the six-axis robot 1 returns to the original point position, the cold cutter weakening equipment automatically judges whether the release agent is qualified or not, and the product is taken out, so that cold cutter weakening of the next product can be performed.
Claims (7)
1. An automobile instrument panel skin cold knife weakening and demolding agent spraying integrated device comprises a six-axis robot (1), a demolding agent feeding device (2) and a cutting and spraying device (3) are installed on the six-axis robot (1), the cutting and spraying device (3) comprises an installation column (3-1), a connecting flange (3-19) is arranged at the upper end of the installation column (3-1), the cutting and spraying device (3) is connected with a mechanical arm of the six-axis robot (1) through the connecting flange (3-19), the demolding agent feeding device (2) comprises an installation frame (2-1) and a storage barrel (2-4), an air inlet nozzle (2-5) is installed on an upper cover of the storage barrel (2-4), and a discharge nozzle (2-7) is installed at the lower end of the storage barrel (2-4), the demolding machine is characterized in that a tool apron (3-10) is further mounted on the mounting column (3-1), a cutting knife (3-11) is mounted on the tool apron (3-10), a demolding agent main channel (3-12) and a demolding agent branch channel (3-13) communicated with the demolding agent main channel (3-12) are processed on the mounting column (3-1), a tool apron demolding agent channel (3-16) is processed on the tool apron (3-10), a demolding agent channel (3-17) is processed on the cutting knife (3-11), and the tool apron demolding agent channel (3-16) is communicated with the main demolding agent channel (3-12), the cutting knife release agent channel (3-17) is communicated with the knife holder release agent channel (3-16), a metering pump connecting plate (3-2) is fixedly connected to the mounting column (3-1), a first metering pump (3-3) used for quantitatively and continuously pumping the release agent into the release agent main channel (3-12) and a second metering pump (3-4) used for quantitatively and continuously pumping the release agent into the release agent branch channel (3-13) are respectively installed on the left side and the right side of the metering pump connecting plate (3-2), one end of the main connecting hose (4) is communicated with the discharge nozzle (2-7) at the lower end of the storage barrel (2-4), the other end of the main connecting hose (4) is communicated with the conversion joint (6), and a first connecting hose (4-1) and a second connecting hose (4-2) are respectively communicated with the first metering pump through the conversion joint (6) The first metering pump (3-3) is communicated with the main channel (3-12) of the demolding agent through a first branch connecting hose (3-7), the second metering pump (3-4) is communicated with the branch channel (3-13) of the demolding agent through a second branch connecting hose (3-8), the side face of the first metering pump (3-3) is connected with a first electromagnetic switch (3-5) used for controlling the material beating frequency of the first metering pump (3-3), and the side face position of the second metering pump (3-4) is connected with a second electromagnetic switch (3-6) used for controlling the material beating frequency of the second metering pump (3-4).
2. The cold knife weakening and mold release agent spraying integrated device for the automobile instrument panel skin is characterized in that a mold release agent detection sensor (3-9) for detecting the state of a mold release agent in real time and a skin thickness detection sensor (3-18) for detecting the thickness of the skin are mounted on the mounting column (3-1) and on the side face of the knife holder (3-10).
3. The automobile instrument panel skin cold knife weakening and mold release agent spraying integrated device as claimed in claim 1, wherein diameters of the main mold release agent passage (3-12), the branch mold release agent passage (3-13), the tool apron mold release agent passage (3-16) and the cutter knife mold release agent passage (3-17) are all 0.1 ± 0.02 mm.
4. The cold knife weakening and mold release agent spraying integrated device for automobile instrument panel skins as claimed in claim 1, characterized in that an air throttle valve (2-6) connected with a storage tank (2-4) through a hose is installed at one side of the mounting rack (2-1).
5. The integrated device for cold knife weakening and mold release agent spraying of automobile instrument panel skin is characterized in that the pressure inside the storage tank (2-4) is controlled to be stabilized at 3-4 bar through the air throttle valve (2-6).
6. The cold knife weakening and mold release agent spraying integrated device for the automobile instrument panel skin as claimed in claim 1, wherein the set frequency of the first electromagnetic switch (3-5) and the second electromagnetic switch (3-6) is 70-90 times/second.
7. The cold knife weakening and mold release agent spraying integrated device for the automobile instrument panel skin according to claim 4 is characterized in that a discharging nozzle fixing clamp (2-2) and a storage barrel fixing clamp (2-3) are arranged on the other side of the mounting frame (2-1), the storage barrel (2-4) is fixed through the storage barrel fixing clamp (2-3), and the discharging nozzle (2-7) is fixed through the discharging nozzle fixing clamp (2-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911352772.0A CN110756349B (en) | 2019-12-25 | 2019-12-25 | Cold cutter weakening and release agent spraying integrated device for automobile instrument panel skin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911352772.0A CN110756349B (en) | 2019-12-25 | 2019-12-25 | Cold cutter weakening and release agent spraying integrated device for automobile instrument panel skin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110756349A true CN110756349A (en) | 2020-02-07 |
| CN110756349B CN110756349B (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911352772.0A Active CN110756349B (en) | 2019-12-25 | 2019-12-25 | Cold cutter weakening and release agent spraying integrated device for automobile instrument panel skin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110756349B (en) | 2020-04-07 |
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