CN108044891B - The secondary demoulding mould of components - Google Patents
The secondary demoulding mould of components Download PDFInfo
- Publication number
- CN108044891B CN108044891B CN201711232989.9A CN201711232989A CN108044891B CN 108044891 B CN108044891 B CN 108044891B CN 201711232989 A CN201711232989 A CN 201711232989A CN 108044891 B CN108044891 B CN 108044891B
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- Prior art keywords
- rack
- gear
- valve
- tapered bar
- elevating arc
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/43—Removing or ejecting moulded articles using fluid under pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/67—Mould opening, closing or clamping devices hydraulic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C2045/4063—Removing or ejecting moulded articles preventing damage to articles caused by the ejector
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C2045/4068—Removing or ejecting moulded articles using an auxiliary mould part carrying the moulded article and removing it from the mould
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The present invention relates to the secondary demoulding moulds of components, including rack, movable mold is slidably connected in rack, stent is fixed in rack, mold cavity is formed between movable mold and stent, rack is equipped with driving mechanism, mandril is slidably connected in stent, the through-hole being connected to mold cavity is provided in stent, communicating pipe is fixed in rack, communicating pipe is connected to through-hole, communicating pipe is equipped with the first valve, rack is equipped with control mechanism, control mechanism includes the first elevating arc, rack gear and limit tapered bar, one end of rack gear is the first wedge surface end, rack gear is offseted by the first wedge surface end and limit tapered bar, the other end of rack gear is fixedly connected with the valve rod of the first valve, the side of rack gear and the bar wall of limit tapered bar offset, wedge hole is provided on rack gear, voussoir is slidably connected on limit tapered bar；Compared with prior art, the setting that this programme passes through through-hole, control mechanism and mandril etc., it is therefore prevented that bending problem occurs for components, also improves demoulding efficiency.
Description
Technical field
The present invention relates to parts machining mould applications, specially a kind of secondary demoulding mould of components.
Background technique
Conventionally known computer components injection moulding machine stripper apparatus, demoulding be using manual operations, use at
It after the completion of the injection molding of type machine, needs operator to lift movable mold, then removes components from stent, not only operation speed
Degree is slow, and operation difficulty is also bigger, is not suitable for the production requirement of full-automatic turntable injection molding.
In order to solve problem above, the utility model patent that Chinese Patent Application No. is 02239538.5, discloses one kind
The computer full-automatic rotary disk injection moulding machine pickoff of full automatic working turns in computer full-automatic rotary disk injection moulding machine
Disk is equipped with several automatic injection demoulding moulds, and the demoulding station on the horizontal plane of automatic injection demoulding mould is equipped with one
A automatic demoulding vapour (oil) cylinder, automatic demoulding vapour (oil) cylinder are mounted on the pedestal of computer full-automatic rotary disk injection moulding machine.Work
When making, under the Automatic Control of computer, the automatic injection demoulding mould after injection molding goes to demoulding station, and movable mold is stretched in mold
It is retracted under the drive of contracting bar and divides mould, while automatic demoulding vapour (oil) cylinder is close to automatic injection demoulding mould, stretching out demoulding mandril will
Then injection molding part roof fall in stent retracts demoulding mandril, movable mold stretches out molding under the drive of mold telescopic rod,
Complete a stripping process.
Above scheme solves deficiency in the prior art by the setting of vapour (oil) cylinder, but above scheme there is also with
Lower problem: the area that mandril is contacted with components is smaller, and when using mandril roof fall components are demoulded, and components are far from mandril
The side and stent that contact with components are still within the state of stickup, it will and it generates components side and has been lifted off stent,
And the problem of other side adhesion, during demoulding, it would be possible to components are bent, the damage of components is caused, or
Person needs operator to push for several times, and components could be lifted off to stent, extends demoulding time, reduces demoulding efficiency.
Summary of the invention
It is a kind of in demoulding the invention is intended to provide, prevent components from bending, and zero of demoulding efficiency can be improved
The secondary demoulding mould of part.
The secondary demoulding mould of components in this programme, including rack, slidably connect movable mold in rack, solid in rack
Surely there is stent, mold cavity is formed between movable mold and stent, rack is equipped with the driving for driving movable mold to slide
Mechanism slidably connects the mandril for pushing components in stent, is provided with the through-hole being connected to mold cavity in stent, leads to
Hole is vertically evenly arranged on the side of mold cavity, and communicating pipe is fixed in rack, is connected to through-hole communicating pipe, and communicating pipe is equipped with first
Valve, rack are equipped with the control mechanism for controlling the first valve opening, and control mechanism includes being rotatablely connected on the rack
First elevating arc slides vertically the rack gear connected on the rack and slides laterally the limit tapered bar of connection on the rack, rack gear
One end is the first wedge surface end, and rack gear is offseted by the first wedge surface end and the wedge surface end of limit tapered bar, the other end of rack gear and first
The valve rod of valve is fixedly connected, and second spring is connected between the valve wall of rack gear and the first valve, rack gear is far from the first elevating arc
Side and limit the bar wall of tapered bar and offset, limit and be connected with third spring between tapered bar and rack, wedge hole is provided on rack gear, limit
Several voussoirs for being inserted into wedge hole are equidistantly slidably connected on the tapered bar of position, each voussoir connects between limit tapered bar
It is connected to the 4th spring.
The principle of this programme are as follows: rack can be supported entire mold, components can the injection molding in mold cavity, zero
After parts-moulding, start driving mechanism, driving mechanism will drive movable mold to separate with stent, then using through-hole to zero
Part carries out pre-release, opens the first valve, and communicating pipe connection ventilates to communicating pipe, gas will be entered along communicating pipe
It ventilates in through-hole, everywhere in through-hole is vertical to mold cavity, gas will generate certain thrust to components, so that components
Gap is generated between stent.
For controlling the aperture of the first valve, operator can gradually be opened big by the control mechanism by control mechanism
One valve first rotates the first elevating arc, and the first elevating arc will intermittently be meshed with rack gear, and intermittently band carry-over bar slides,
When the first elevating arc drives rack movement, rack gear is moved to far from the direction of the first valve, and the first wedge surface end of rack gear is to leaning on
The direction movement at nearly limit tapered bar wedge surface end, limiting a voussoir on tapered bar will skid off out of rack gear wedge hole, and limit tapered bar
Another upper voussoir will slide into wedge hole, and be limited again to rack gear, and rack gear is farther at a distance from the first valve, and first
The aperture of valve increases.
First elevating arc continues to rotate, and the first elevating arc will also turn to the position being disengaged from rack gear, and rack gear stops
Movement, then the first elevating arc is engaged with rack again, and the first elevating arc moves downward a certain distance, the first valve with carry-over bar again
The aperture of door continues to increase, and rack gear is moved to the direction far from the first valve always, so that the aperture of the first valve is gradually increased,
Until rack gear the first wedge surface end and limit the wedge surface end of tapered bar and offset, rack gear continues to move, and pushes limit tapered bar to separate
The direction of rack gear moves, and the wedge hole for limiting voussoir and rack gear on tapered bar is kept completely separate, and rack gear will not be limited by voussoir, when the
When one elevating arc is separated with rack gear again, second spring will will pull tooth bar resets, and the big aperture of the first valve reduces, and the of rack gear
One wedge surface end is separated with the wedge surface end of limit tapered bar；Then the first elevating arc is continued to rotate and is engaged with rack, and repeats the above behaviour
Make, after multiple circulate operation, the first elevating arc stops operating, and becomes smaller but also communicating pipe become greater to by multiple tolerance
Process, gas will carry out components repeatedly reciprocally to push, and components will will progressively disengage stent everywhere, so that components
Adhesion area between stent drops to smaller, to achieve the purpose that pre-separation, it is excessive to also avoid gas pressure moment
Directly components moment is blown off stent, the damage for preventing components to be subject to because falling or hitting other objects.
Finally mandril is pushed to slide into mold cavity, mandril will push components and thoroughly be detached from stent, complete zero
The stripping operation of component.
Compared with prior art, this programme has the beneficial effect that this programme setting by through-hole, control mechanism and mandril etc.
It sets, so that components during demoulding, have carried out carrying out after being detached from advance components with stent everywhere, uses mandril pair
Components further diverge from operation, by the effect of pressure on top surface, can not only will prevent zero everywhere in components are vertical
Local pressure when part demoulds and the bending problem that occurs, can also prevent the generation of multiple stripping operation problem, improve demoulding
Efficiency.
Further, the cavity that side is connected to mold cavity is provided in stent, mandril is slidably connected in cavity, mandril with
It is connected with the first spring between cavity wall, air inlet pipe is communicated on cavity, gas vent is provided on cavity, is provided with and is used in rack
To the gas storage mechanism of pressurising in cavity.Start gas storage mechanism, gas storage mechanism is inflated cavity, and air pressure increases in cavity, gas
Body will push mandril to slide into mold cavity, and mandril will push components and thoroughly be detached from stent, complete the de- of components
Modulo operation closes gas storage mechanism, and the gas in cavity is discharged from gas vent, and air pressure reduces in cavity, and the first spring pulls on top
Bar resets.
Further, gas storage mechanism includes piston cylinder, and piston is slidably connected in piston cylinder, and one end and the piston of rack gear are fixed
Connection, is provided with tonifying Qi hole on piston cylinder, and piston cylinder is communicated with air storage bag, the connectivity part of piston cylinder and air storage bag be provided with unidirectionally into
Air valve, air storage bag are connected to cavity, and the connectivity part of air storage bag and cavity is provided with the second valve.When rack gear all band pistons are to work
It is moved in plug cylinder, piston pushes gas to enter in air storage bag, and air storage bag stores gas, and breather cheek valve is set
It sets, gas in air storage bag can be prevented to flowing into piston cylinder, when rack gear is after multiple shuttling movement, and components and fixation
Adhesion area between mould has dropped down to more hour, opens the second valve, and gas will enter in cavity out of air storage bag, to realize
Drive the operation of mandril movement.
Further, be provided with the time-delay mechanism for opening and closing the second valve in rack, time-delay mechanism include the second elevating arc,
First gear, third elevating arc and second gear, the second elevating arc, first gear, third elevating arc and second gear rotate
On the rack, first gear is coaxially connected with third elevating arc, and the second elevating arc is engaged with first gear, third elevating arc for connection
It is engaged with second gear, torsional spring is connected at the rotation connection of second gear and rack, is fixedly connected with and presses in second gear
Tapered bar is connected with compression tapered bar on the valve rod of the second valve, and compression tapered bar offsets with tapered bar is pressed, compression tapered bar and the second valve
Valve wall between be connected with the 5th spring.After rack gear for the first time opens to the maximum the aperture of the first valve, start-up study mechanism turns
Dynamic second elevating arc, the second elevating arc intermittently will drive first gear to rotate, and first gear will drive third elevating arc interval
Ground rotation, the second elevating arc per revolution, third elevating arc will rotate certain angle, after circulation is multiple, storage in air storage bag
Certain gas is deposited, and third elevating arc will also be engaged with second gear, and second gear is driven to rotate, second gear is by band
Dynamic pressure is moved tapered bar and is separated with compression tapered bar, presses after tapered bar separates with compression tapered bar, the 5th spring by promotion compression tapered bar movement,
Second valve will be opened, and the gas in air storage bag will go into cavity, to realize the driving to mandril；Third elevating arc simultaneously
Be disengaged from second gear, torsional spring will push second gear reset, second gear drive press tapered bar again with compression tapered bar
It offsets, pressing tapered bar will push compression tapered bar to reset, and the second valve will be closed；The second elevating arc stops operating simultaneously, entirely
Time-delay mechanism is out of service.
Further, first motor and the second motor are fixed in rack, the output shaft of first motor and the first elevating arc are solid
Fixed connection, the output shaft of the second motor are fixedly connected with the second elevating arc, and piston cylinder is provided with far from the bottom end of piston for opening
The first button of the second motor is moved, is provided in the rack of side of the compression tapered bar far from the second valve for closing first motor
With the second button of the second motor.When the upper and lower movement of rack drives piston circulation, piston also will cyclically with the first button interval
Contact, and make the starting and closing of the second motor interval, start and close automatically to realize the second motor, the second motor
Intermittently start, intermittently rotate certain angular compliance with the second elevating arc, more extend starting press tapered bar rotation when
Between, it more can guarantee the delay time of time-delay mechanism, also ensure gas to the action time of components, but also air storage bag can fill
Enter the gas of sufficient amount；When pressing tapered bar disengaging and compression tapered bar offsets, the 5th spring pushes compression tapered bar to far from second
The side of valve moves, and compression tapered bar will touch the second button, so that being automatically closed for first motor and the second motor is realized,
So as to complete stripping operation.
Further, sliding block is slidably connected in rack, the 6th spring is connected between sliding block and rack, and movable mold sliding connects
It connects on sliding block, stent is fixedly connected on sliding block, and the first elevating arc is coaxially connected with cam, and cam offsets with sliding block, is driven
Motivation structure is slidably connected on the rack.Cam and the 6th spring cooperate, so that sliding block moves back and forth, sliding block will drive stent past
It moves again, so that stent generates vibration, to accelerate the separation time, improves efficiency.
Detailed description of the invention
Fig. 1 is the schematic diagram of the secondary demoulding mould embodiment of components of the present invention；
Fig. 2 is the schematic diagram in Fig. 1 at A1；
Fig. 3 is the schematic diagram in Fig. 1 at A2.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail: rack 1, movable mold 3, is consolidated sliding block 2
Cover half 4, cylinder 5, through-hole 6, mandril 7, limit tapered bar 8, voussoir 9, rack gear 10, communicating pipe 11, the first slide valve 12, cam 13, the
One elevating arc 14, the second button 15 press tapered bar 16, second gear 17, third elevating arc 18, the fan tooth of first gear 19, second
Take turns the 20, second motor 21, compression tapered bar 22, the second slide valve 23, air storage bag 24, piston 25, piston cylinder 26, the first button 27, list
To intake valve 28.
Appended drawing reference in Figure of description includes: that embodiment is referred to substantially shown in Fig. 1-Fig. 3: the secondary demoulding mould of components
Have, including rack 1, slidably connect sliding block 2 in rack 1, the 6th spring is welded between sliding block 2 and rack 1, is slided on sliding block 2
It is dynamic to be connected with movable mold 3, it is welded with stent 4 on sliding block 2, is formed with mold cavity between movable mold 3 and stent 4, in rack 1
The cylinder 5 for driving movable mold 3 to slide is slidably connected, the cavity that left side is connected to mold cavity, cavity are provided in stent 4
Mandril 7 is inside slidably connected, the first spring is welded between mandril 7 and cavity wall, air inlet pipe is communicated on cavity, is opened on cavity
There is gas vent, is equipped in rack 1 for the gas storage mechanism to pressurising in cavity, gas storage mechanism includes piston cylinder 26, piston cylinder
Piston 25 is slidably connected in 26, the lower end of rack gear 10 and piston 25 weld, and tonifying Qi hole is provided on piston cylinder 26, and piston cylinder 26 connects
It is connected with air storage bag 24, piston cylinder 26 and the connectivity part of air storage bag 24 are equipped with breather cheek valve 28, and air storage bag 24 is connected to cavity,
The connectivity part of air storage bag 24 and cavity is equipped with the second slide valve 23.
It is provided with the through-hole 6 being connected to mold cavity in stent 4, through-hole 6 is vertically evenly arranged on the right side of mold cavity, in rack 1
It is connected with communicating pipe 11 by clip, is connected to through-hole 6 communicating pipe 11, the first slide valve 12 is installed on communicating pipe 11, in rack 1
Control mechanism for controlling 12 aperture of the first slide valve is installed, control mechanism includes the first fan being rotatably connected in rack 1
Gear 14 slides vertically the rack gear 10 being connected in rack 1 and slides laterally the limit tapered bar 8 being connected in rack 1, the first fan
Gear 14 is coaxially connected with cam 13, and cam 13 offsets with sliding block 2, and the lower end of rack gear 10 is the first wedge surface end, and rack gear 10 passes through
First wedge surface end and the wedge surface end for limiting tapered bar 8 offset, and the valve rod of the upper end of rack gear 10 and the first slide valve 12 welds, rack gear 10 with
Second spring is welded between the valve wall of first slide valve 12,10 left side of rack gear and the bar wall of limit tapered bar 8 offset, and limit tapered bar 8
It is welded with third spring between rack 1, wedge hole is provided on rack gear 10, limits and vertically equidistantly slidably connects five on tapered bar 8
A voussoir 9 for being inserted into wedge hole, each voussoir 9 are welded with the 4th spring between limit tapered bar 8.
Time-delay mechanism for opening and closing the second slide valve 23 is installed, time-delay mechanism includes the second elevating arc 20, the in rack 1
One gear 19, third elevating arc 18 and second gear 17, the second elevating arc 20, first gear 19, third elevating arc 18 and second
Gear 17 is rotatably connected in rack 1, first gear 19 with third elevating arc 18 is coaxial is connected, the second elevating arc 20 and first
Gear 19 engages, and third elevating arc 18 is engaged with second gear 17, is welded with torsion at the rotation connection of second gear 17 and rack 1
Spring is welded in second gear 17 and presses tapered bar 16, compression tapered bar 22, compression tapered bar 22 are welded on the valve rod of the second slide valve 23
It offsets with tapered bar 16 is pressed, the 5th spring is welded between compression tapered bar 22 and the valve wall of the second slide valve 23, passes through spiral shell in rack 1
Bolt is fixed with first motor and the second motor 21, and the output shaft of first motor and the first elevating arc 14 weld, the second motor 21
Output shaft and the second elevating arc 20 weld, and 26 bottom end of piston cylinder is equipped with the first button 27 for starting the second motor 21, by
The second button 15 for closing first motor and the second motor 21 is installed above pressure tapered bar 22.
After components molding, start cylinder 5, cylinder 5 will drive movable mold 3 to separate with stent 4, then use through-hole
6 pairs of components carry out pre-release, ventilate to communicating pipe 11, gas will enter in through-hole 6 along communicating pipe 11, through-hole 6
It ventilates everywhere in vertical to mold cavity, starts first motor, first motor will drive the first elevating arc 14 to rotate, the first fan
Gear 14 will intermittently be meshed with rack gear 10, and intermittently band carry-over bar 10 slides, when the first elevating arc 14 is with carry-over bar 10
When movement, rack gear 10 is moved downward, and limiting first voussoir 9 on tapered bar 8 from top to bottom will skid off out of rack gear 10 wedge hole,
And limit second voussoir 9 on tapered bar 8 and will slide into wedge hole, and rack gear 10 is limited again, rack gear 10 and first is slided
The distance of valve 12 is farther, and the aperture of the first slide valve 12 increases.
First elevating arc 14 continues to rotate, and the first elevating arc 14 will also turn to the position being disengaged from rack gear 10, tooth
10 stop motion of item, then the first elevating arc 14 is engaged with rack gear 10 again, and the first elevating arc 14 is moved downward with carry-over bar 10 again
The aperture of a certain distance, the first slide valve 12 continues to increase, and rack gear 10 moves downward always so that the aperture of the first slide valve 12 by
Cumulative big, until the first wedge surface end of rack gear 10 and the wedge surface end of limit tapered bar 8 offset, rack gear 10 continues to move, and pushes limit
Position tapered bar 8 moves downward, and the voussoir 9 and the wedge hole of rack gear 10 limited on tapered bar 8 is kept completely separate, and rack gear 10 will be by voussoir 9
Limitation, when the first elevating arc 14 is separated with rack gear 10 again, second spring will will pull rack gear 10 and reset, and the first slide valve 12 is big
Aperture reduces, and the first wedge surface end of rack gear 10 is separated with the wedge surface end of limit tapered bar 8；Then the first elevating arc 14 continue to rotate and
It engages, repeats above operation with rack gear 10, after multiple circulate operation, so that communicating pipe 11 become greater to by multiple tolerance
Small process, gas will carry out components repeatedly reciprocally to push, and components will will progressively disengage stent 4 everywhere, so that
Adhesion area between components and stent 4 drop to it is smaller, to achieve the purpose that pre-separation.
When rack gear 10 recycles upper and lower movement with piston 25, piston 25 also will cyclically be connect with the first button 27 interval
Touching, and make the starting of 21 interval of the second motor, when the starting of the second motor 21, the second motor 21 drives 20 turns of the second elevating arc
Dynamic, the second elevating arc 20 will intermittently drive first gear 19 to rotate, and first gear 19 will drive third elevating arc 18 intermittently
Rotation, 20 per revolution of the second elevating arc, third elevating arc 18 will rotate certain angle；Simultaneously when rack gear 10 is with piston
25 into piston cylinder 26 when being moved, and piston 25 pushes gas to enter in air storage bag 24, and air storage bag 24 stores up gas
Deposit, the setting of breather cheek valve 28, can capsule prevent the gas in gas storage to flow into piston cylinder 26 in.
After circulation is multiple, certain gas is stored in air storage bag 24, and third elevating arc 18 also will be with second gear 17
Engagement, and second gear 17 is driven to rotate, drive is pressed tapered bar 16 and separated with compression tapered bar 22 by second gear 17, presses tapered bar
After 16 separate with compression tapered bar 22, the 5th spring will push compression tapered bar 22 to move, and compression tapered bar 22 will move upwards touching the
Two buttons 15, first motor and the second motor 21 will simultaneously close off, and the second slide valve 23 will also be opened, the gas in air storage bag 24
It will go into cavity, to realize the driving to mandril 7, mandril 7 will push components and stent 4 is thoroughly detached from, and complete
The stripping operation of components；While second slide valve 23 is opened, third elevating arc 18 is disengaged from second gear 17, and torsional spring will
Second gear 17 is pushed to reset, the drive of second gear 17 presses tapered bar 16 and offsets again with compression tapered bar 22, and pressing tapered bar 16 will
Compression tapered bar 22 is pushed to reset, the second slide valve 23 will be closed again；The second elevating arc 20 stops turning while first motor is closed
Dynamic, entire time-delay mechanism is out of service.
When first motor starts, also band moving cam 13 is rotated first motor, and cam 13 and the 6th spring cooperate, so that
Sliding block 2 moves back and forth, and sliding block 2 will drive stent 4 reciprocally to move, so that stent 4 generates vibration, to accelerate disengaging
Time improves efficiency.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (6)
1. the secondary demoulding mould of components, including rack, movable mold is slidably connected in rack, is fixed with stent in rack,
Mold cavity is formed between movable mold and stent, rack is equipped with the driving mechanism for driving movable mold to slide, stent
Inside slidably connect the mandril for pushing components, it is characterised in that: be provided with the through-hole being connected to mold cavity in stent, lead to
Hole is vertically evenly arranged on the side of mold cavity, and communicating pipe is fixed in rack, is connected to through-hole communicating pipe, and communicating pipe is equipped with first
Valve, rack are equipped with the control mechanism for controlling the first valve opening, and control mechanism includes being rotatablely connected on the rack
First elevating arc slides vertically the rack gear connected on the rack and slides laterally the limit tapered bar of connection on the rack, rack gear
One end is the first wedge surface end, and rack gear is offseted by the first wedge surface end and the wedge surface end of limit tapered bar, the other end of rack gear and first
The valve rod of valve is fixedly connected, and second spring is connected between the valve wall of rack gear and the first valve, rack gear is far from the first elevating arc
Side and limit the bar wall of tapered bar and offset, limit and be connected with third spring between tapered bar and rack, wedge hole is provided on rack gear, limit
Several voussoirs for being inserted into wedge hole are equidistantly slidably connected on the tapered bar of position, each voussoir connects between limit tapered bar
It is connected to the 4th spring.
2. the secondary demoulding mould of components according to claim 1, it is characterised in that: be provided in the stent side with
The cavity of mold cavity connection, mandril are slidably connected in cavity, the first spring are connected between mandril and cavity wall, is connected on cavity
It is connected with air inlet pipe, gas vent is provided on cavity, is provided in rack for the gas storage mechanism to pressurising in cavity.
3. the secondary demoulding mould of components according to claim 2, it is characterised in that: the gas storage mechanism includes piston
Cylinder slidably connects piston in piston cylinder, and one end of rack gear is fixedly connected with the piston, and piston cylinder is communicated with air storage bag, piston cylinder
The connectivity part of air storage bag is provided with breather cheek valve, air storage bag is connected to cavity, and the connectivity part of air storage bag and cavity is provided with
Second valve.
4. the secondary demoulding mould of components according to claim 3, it is characterised in that: be provided in the rack for opening
The time-delay mechanism of the second valve is closed, time-delay mechanism includes the second elevating arc, first gear, third elevating arc and second gear, the
Two elevating arcs, first gear, third elevating arc and second gear are rotatablely connected on the rack, first gear and third elevating arc
Coaxial to be connected, the second elevating arc is engaged with first gear, and third elevating arc is engaged with second gear, turn of second gear and rack
Dynamic junction is connected with torsional spring, is fixedly connected in second gear and presses tapered bar, and compression wedge is connected on the valve rod of the second valve
Bar, compression tapered bar offset with tapered bar is pressed, and are connected with the 5th spring between compression tapered bar and the valve wall of the second valve.
5. the secondary demoulding mould of components according to claim 4, it is characterised in that: be fixed with the first electricity in the rack
Machine and the second motor, the output shaft of first motor are fixedly connected with the first elevating arc, the output shaft of the second motor and the second fan tooth
Wheel is fixedly connected, and piston cylinder is provided with the first button for starting the second motor far from the bottom end of piston, and compression tapered bar is separate
The second button for starting first motor is provided in the rack of the side of second valve.
6. the secondary demoulding mould of components according to any one of claims 1-5, it is characterised in that: sliding in the rack
It is dynamic to be connected with sliding block, the 6th spring is connected between sliding block and rack, movable mold is slidably connected on sliding block, and stent is fixed to be connected
It connects on sliding block, the first elevating arc is coaxially connected with cam, and cam offsets with sliding block, and driving mechanism is slidably connected on the rack.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711232989.9A CN108044891B (en) | 2017-11-30 | 2017-11-30 | The secondary demoulding mould of components |
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| CN201711232989.9A CN108044891B (en) | 2017-11-30 | 2017-11-30 | The secondary demoulding mould of components |
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| CN108044891A CN108044891A (en) | 2018-05-18 |
| CN108044891B true CN108044891B (en) | 2019-09-17 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108918033A (en) * | 2018-05-31 | 2018-11-30 | 重庆中铃兆虎机车制造有限公司 | A kind of machine vehicle component detection device |
| CN108705742A (en) * | 2018-06-07 | 2018-10-26 | 重庆鼎仁精密模具有限公司 | For front protecting sheet of motorbike injection molding ejecting mechanism |
| CN110171110B (en) * | 2019-06-10 | 2021-04-13 | 绍兴上虞东山精密塑胶有限公司 | Do benefit to plastic mould of product drawing of patterns |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202336980U (en) * | 2011-10-13 | 2012-07-18 | 浙江凯华模具有限公司 | Pneumatic double-demolding mechanism of injection mold |
| CN103950155A (en) * | 2014-04-17 | 2014-07-30 | 蚌埠市万达塑料制品有限公司 | Pneumatic demolding injection molding mold for thermos bottle caps |
| CN206598469U (en) * | 2017-03-16 | 2017-10-31 | 泰州市曙明塑胶有限公司 | A kind of injection mould |
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