CN107932849B - Demoulding mould for computer components - Google Patents
Demoulding mould for computer components Download PDFInfo
- Publication number
- CN107932849B CN107932849B CN201711233920.8A CN201711233920A CN107932849B CN 107932849 B CN107932849 B CN 107932849B CN 201711233920 A CN201711233920 A CN 201711233920A CN 107932849 B CN107932849 B CN 107932849B
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- China
- Prior art keywords
- rack
- erecting bed
- valve
- tapered bar
- cam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- 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
- B29C2045/4084—Progressive ejection
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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 demoulding moulds for computer components, including rack, supporting table is installed in rack, shaft is rotatably connected in rack, supporting table is interference fitted in shaft, erecting bed is slidably connected in supporting table, movable mold is slidably connected on erecting bed, stent is welded on erecting bed, the first cylinder is fixed on erecting bed, mandril is slidably connected in stent, the second cylinder is fixed on erecting bed, water main is installed in rack, turbine is rotatably connected in water main, turbine is fixed in shaft, gate valve is installed on water main, control mechanism is installed in rack, erecting bed is slidably connected in supporting table, the first cam is rotatably connected in supporting table, first cam offsets with erecting bed；Compared with prior art, this programme is by the setting of shaft, control mechanism and mandril etc., local pressure when can not only prevent components from demoulding and the bending problem that occurs, can also prevent the generation of multiple stripping operation problem, improve demoulding efficiency.
Description
Technical field
The present invention relates to parts machining mould applications, specially a kind of demoulding mould for computer 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 being used for for demoulding efficiency can be improved
The demoulding mould of computer components.
The demoulding mould for computer components in this programme, including rack slidably connect movable mold in rack,
It is fixed with stent in rack, the first driving mechanism for driving movable mold to slide, sliding in stent are provided in rack
It is connected with the mandril for pushing components, the second driving mechanism for driving mandril to slide is provided in rack, in rack
It is provided with supporting table, shaft is rotatably connected in rack, supporting table is fixedly connected in shaft, and peace is slidably connected in supporting table
Platform is filled, movable mold is slidably connected on erecting bed, and stent is fixedly connected on erecting bed, and water main is provided in rack, main
Turbine is rotatably connected in water pipe, turbine is fixed in shaft, and valve is provided on water main, is provided in rack for controlling
The control mechanism of the aperture of valve, erecting bed are slidably connected in supporting table, and the first bullet is welded between erecting bed and supporting table
Spring is rotatably connected to the first cam in supporting table, and the first cam offsets with erecting bed, and the first driving mechanism is slidably connected at installation
On platform, the second driving mechanism is fixed on erecting bed.
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 the first driving mechanism, the first driving mechanism will drive movable mold to separate with stent, and rotation first is convex
Wheel, the first cam and the 5th spring cooperate, so that erecting bed moves back and forth, erecting bed will drive stent reciprocally to move, and make
It obtains stent and generates vibration, stent will shake the components sticked in stent die cavity, to accelerate disengaging
Time；Then valve is opened, water main connection carries out water flowing to water main, and water will be flowed along water main, and water flow will drive whirlpool
Wheel rotation, turbine will drive shaft rotation, and shaft will drive supporting table to rotate on the rack, the feelings that components shake in stent
Under condition；Certain gap will be generated between components and stent, supporting table drives stent to be rotated, so that at gap
Air flowing increases, and further speeds up separating rate at gap；Control mechanism is grasped for controlling the aperture of valve
Big valve can gradually be opened by control mechanism by making personnel, so that the inflow of water main is gradually increased, the revolving speed of turbine will gradually
Accelerate, turbine gradually accelerates the revolving speed for making shaft, and supporting table will be accelerated with the faster rotational speed of shaft, so that gap
Locate air flowing to increase, air pressure is gradually reinforced, and components is made to progressively disengage stent, so that components will be with stent
The area of contact gradually decreases, to achieve the purpose that pre-separation, avoids at the beginning that gas pressure is with regard to excessive, and directly by zero
Component moment stent of blowing off so that components are dropped to collecting box leads to damage of components；Finally restart the second driving
Mechanism, the second driving mechanism drive mandril to move to the direction close to components, and it is thorough with stent that mandril will push components
It is detached from, completes the stripping operation of components.
Compared with prior art, this programme has the beneficial effect that this programme setting by shaft, control mechanism and mandril etc.
It sets, so that components during demoulding, while vibration to components, rotate components, so that zero
Gap between part and stent is gradually increased, and components can be separated gradually with stent, finally again by mandril by zero
Part is thoroughly lifted off stent, local pressure when can not only prevent components from demoulding and the bending problem that occurs, can also prevent more
The generation of secondary stripping operation problem, improves demoulding efficiency.
Further, control mechanism includes the second cam being rotatably connected in shaft, slides laterally connection on the rack
Sliding block, the first tapered bar and the second tapered bar, the first tapered bar offset with the second cam, and the second bullet is connected between sliding block and the first tapered bar
Spring is connected with third spring between sliding block and rack, gear, the valve rod and valve valve wall of valve are fixedly connected on valve rod
Between be connected with the first torsional spring, be fixed with the gear teeth on the first tapered bar, the first tapered bar is intermeshed by the gear teeth and gear, in rack
It is fixed with the second tapered bar, the second tapered bar is located at side of the valve far from the first tapered bar, and the second tapered bar is used to offset with the first tapered bar,
It is further fixed on ratchet on valve rod, fixed link is fixed on the second tapered bar, the limited block slid vertically is connected in fixed link, limits
It is connected with the 4th spring between block and fixed link, pawl is articulated on limited block, the second torsion is connected between pawl and limited block
Spring, ratchet are meshed with pawl, and third cam is fixed on valve rod, and third cam offsets with limited block.When demoulding, shaft rotation
While, shaft will also drive the rotation of the second cam, and the second cam will ordinatedly make the first tapered bar vertically past with second spring
Multiple movement, when the second cam pushes the first tapered bar to move to the direction close to the second tapered bar, the first tapered bar passes through the gear teeth for band
Moving gear rotation, gear band ovable valve stem opens the aperture of valve greatly, so that the water of water main increases, the revolving speed of shaft will
It can accelerate；When the first tapered bar, which is moved to, to offset with the second tapered bar, the first tapered bar will be squeezed by the second tapered bar, and the first tapered bar will
Mobile to the direction far from gear, until the first tapered bar is separated with gear, the second cam will turn to basal plane and the first tapered bar
The position to offset, second spring pull on the reset of the first tapered bar；Gear band ovable valve stem rotation simultaneously, valve rod will drive ratchet and the
Three cams rotate certain angle, and pawl will limit ratchet, so that big position is opened in the aperture holding of valve, then the
Two cams continue to rotate, it will intermittently band moving gear rotates in one direction, so that the aperture of valve is gradually increased, to make
The gap obtained between components and stent is gradually increased；After several times, third cam will can rotate gear intermittent rotary
The position to offset to convex surface and limited block, third cam will push limited block to will be far from the direction sliding of ratchet, and pawl will be with
Ratchet separation, the valve rod of valve lose limitation, and the first torsional spring will be resetted by torque band ovable valve stem, and the aperture of valve will reduce
To minimum, the first tapered bar rotate gear, gear will will make the aperture of valve be gradually increased again again, so recycle, make
The gap between components and stent is obtained by repeatedly expanding, components can be preferably gradually disengaged with stent, components
The area contacted with stent is reduced to less, finally stops supplying water to water main, completes pre-release operation.
Further, valve is gate valve.The setting of gate valve facilitates the control to valve.
Further, water pump is fixed in rack, water main is connected with water pump.Start water pump, to realize to main water
The water flowing of pipe operates.
Further, the first driving mechanism and the second driving mechanism are cylinder.The setting of cylinder, facilitate to movable mold with
The control of mandril.
Further, it is provided with motor in supporting table, is fixedly connected at the output shaft of motor and the center of rotation of the first cam.
Start motor, can be achieved to the automation rotation of the first cam.
Detailed description of the invention
Fig. 1 is schematic diagram of the present invention for the demoulding mould embodiment of computer components；
Fig. 2 is the schematic diagram in Fig. 1 at A1.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: rack 1, supporting table 2, movable mold 3, stent 4, the first cylinder 5,
One cam 6, mandril 7, the second cylinder 8, sliding block 9, the second cam 10, water main 11, water pump 12, gate valve 13, ratchet 14, third are convex
Take turns 15, pawl 16, limited block 17, fixed link 18, gear 19, the second tapered bar 20, the first tapered bar 21.
Embodiment is substantially referring to fig. 1 and fig. 2: for the demoulding mould of computer components, including rack 1, rack 1
On supporting table 2 is installed, shaft is rotatably connected in rack 1, supporting table 2 is interference fitted in shaft, in supporting table 2 slide connect
It is connected to erecting bed, movable mold 3 is slidably connected on erecting bed, stent 4 is welded on erecting bed, is consolidated on erecting bed by bolt
Surely there is the first cylinder 5 for driving movable mold 3 to slide, the mandril 7 for pushing components slidably connected in stent 4,
It is bolted the second cylinder 8 for driving mandril 7 to slide on erecting bed, water main 11, rack are installed in rack 1
Water pump 12 is fixed on 1, water main 11 is connected with water pump 12, and turbine, the connection of turbine flat key are rotatably connected in water main 11
In shaft, gate valve 13 is installed on water main 11, the control mechanism of the aperture for control gate valve 13 is installed in rack 1,
Control mechanism includes the second cam 10 being rotatably connected in shaft, slides laterally the sliding block 9 being connected in rack 1, first wedge
Bar 21 and the second tapered bar 20, the first tapered bar 21 offset with the second cam 10, are welded with the second bullet between sliding block 9 and the first tapered bar 21
Spring is welded with third spring between sliding block 9 and rack 1, gear 19, the valve rod and gate valve of gate valve 13 are welded on 13 valve rod of gate valve
It is welded with the first torsional spring between 13 valve walls, integrally formed with the gear teeth on the first tapered bar 21, the first tapered bar 21 passes through the gear teeth and gear
19 intermeshings, are welded with the second tapered bar 20 in rack 1, and the second tapered bar 20 is located at 13 lower section of gate valve, the second tapered bar 20 for
First tapered bar 21 offsets, and flat key is gone back on valve rod and is connected with ratchet 14, is welded with fixed link 18 on the second tapered bar 20, in fixed link 18
It is connected with the limited block 17 slid vertically, the 4th spring is welded between limited block 17 and fixed link 18, is pivotally connected on limited block 17
There is pawl 16, the second torsional spring is welded between pawl 16 and limited block 17, ratchet 14 is meshed with pawl 16, and valve rod upper spline connects
It is connected to third cam 15, third cam 15 offsets with limited block 17, and erecting bed is slidably connected in supporting table 2, erecting bed and branch
It is welded with the first spring between support platform 2, the first cam 6 is rotatably connected in supporting table 2, has been bolted in supporting table 2
It is mutually welded at motor, the output shaft of motor and the center of rotation of the first cam 6, the first cam 6 offsets with erecting bed.
After components molding, start the first cylinder 5, the first cylinder 5 will drive movable mold 3 to separate with stent 4, start
Motor, motor drive the rotation of the first cam 6, and the first cam 6 and the 5th spring cooperate, so that erecting bed moves back and forth, erecting bed
Stent 4 will be driven reciprocally to move, so that stent 4 generates vibration, stent 4 will be to sticking in 4 die cavity of stent
Components are shaken；Then start water pump 12, water flowing is carried out to water main 11, water will be flowed along water main 11, and water flow will
Turbine rotation is driven, turbine will drive shaft rotation, and shaft will drive supporting table 2 to rotate in rack 1；Shaft rotates same
When, shaft also will drive the second cam 10 to rotate, and the second cam 10 will ordinatedly make the first tapered bar 21 with second spring vertically
It moves back and forth, when the second cam 10 pushes the first tapered bar 21 to move downward, the first tapered bar 21 will be with moving gear 19 by the gear teeth
Rotation, gear 19 opens the aperture of gate valve 13 greatly with ovable valve stem, so that the water of water main 11 increases, the revolving speed of shaft will
It can accelerate；When the first tapered bar 21, which is moved to, to offset with the second tapered bar 20, the first tapered bar 21 will be squeezed by the second tapered bar 20, the
One tapered bar 21 will be moved to the left, and until the first tapered bar 21 is separated with gear 19, the second cam 10 will turn to basal plane and first
The position that tapered bar 21 offsets, second spring pull on the reset of the first tapered bar 21；Gear 19 is rotated with ovable valve stem simultaneously, and valve rod is by band
Dynamic ratchet 14 and third cam 15 rotate certain angle, and pawl 16 will limit ratchet 14, so that the aperture of gate valve 13
Big position is opened in holding, and then the second cam 10 continues to rotate, it will and intermittently band moving gear 19 rotates in one direction, so that
The aperture of gate valve 13 is gradually increased, so that the gap between components and stent 4 is gradually increased.
For 19 intermittent rotary of gear after several times, third cam 15 will turn to the position that convex surface offsets with limited block 17
It sets, third cam 15 will push limited block 17 by slide downward, and pawl 16 will be separated with ratchet 14, and the valve rod of valve loses limit
System, the first torsional spring will be resetted by torque band ovable valve stem, and the aperture of valve will be reduced to minimum, and the first tapered bar 21 will be again
Rotate gear 19, gear 19 are gradually increased the aperture of valve, so recycle so that components and stent 4 it
Between gap by repeatedly expanding, components can preferably be gradually disengaged with stent 4, and components will be contacted with stent 4
Area is reduced to less, subsequently switches off the pump 12, stops supplying water to water main 11, completes pre-release operation；Finally open again
Dynamic second cylinder 8, the second cylinder 8 driving mandril 7 move downward, and mandril 7 will push components and stent 4 is thoroughly detached from, complete
At the stripping operation of components.
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. being used for the demoulding mould of computer components, including rack, movable mold is slidably connected in rack, is fixed in rack
Stent is provided with the first driving mechanism for driving movable mold to slide in rack, slidably connects in stent for pushing up
The mandril of components is moved, the second driving mechanism for driving mandril to slide is provided in rack, it is characterised in that: set in rack
It is equipped with supporting table, shaft is rotatably connected in rack, supporting table is fixedly connected in shaft, and installation is slidably connected in supporting table
Platform, movable mold are slidably connected on erecting bed, and stent is fixedly connected on erecting bed, and water main, main water are provided in rack
Turbine is rotatably connected in pipe, turbine is fixed in shaft, and valve is provided on water main, is provided in rack for control valve
The control mechanism of the aperture of door, erecting bed are slidably connected in supporting table, and the first spring is welded between erecting bed and supporting table,
The first cam is rotatably connected in supporting table, the first cam offsets with erecting bed, and the first driving mechanism is slidably connected at erecting bed
On, the second driving mechanism is fixed on erecting bed.
2. the demoulding mould according to claim 1 for computer components, it is characterised in that: the control mechanism packet
It includes the second cam being rotatably connected in shaft, slide laterally sliding block, the first tapered bar and the second tapered bar of connection on the rack, the
One tapered bar offsets with the second cam, and second spring is connected between sliding block and the first tapered bar, and is connected between sliding block and rack
Three springs are fixedly connected with gear on valve rod, are connected with the first torsional spring, first wedge between the valve rod and valve valve wall of valve
The gear teeth are fixed on bar, the first tapered bar is intermeshed by the gear teeth and gear, is fixed with the second tapered bar, the second tapered bar position in rack
In side of the valve far from the first tapered bar, the second tapered bar is further fixed on ratchet, the second wedge for offseting with the first tapered bar on valve rod
It is fixed with fixed link on bar, the limited block slid vertically is connected in fixed link, the 4th is connected between limited block and fixed link
Spring is articulated with pawl on limited block, the second torsional spring is connected between pawl and limited block, ratchet is meshed with pawl, valve rod
On be fixed with third cam, third cam offsets with limited block.
3. the demoulding mould according to claim 2 for computer components, it is characterised in that: the valve is lock
Valve.
4. the demoulding mould according to claim 1 for computer components, it is characterised in that: fixed in the rack
There is water pump, water main is connected with water pump.
5. the demoulding mould according to claim 4 for computer components, it is characterised in that: first driving machine
Structure and the second driving mechanism are cylinder.
6. the demoulding mould according to claim 5 for computer components, it is characterised in that: set in the supporting table
It is equipped with motor, is fixedly connected at the output shaft of motor and the center of rotation of the first cam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711233920.8A CN107932849B (en) | 2017-11-30 | 2017-11-30 | Demoulding mould for computer components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711233920.8A CN107932849B (en) | 2017-11-30 | 2017-11-30 | Demoulding mould for computer components |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107932849A CN107932849A (en) | 2018-04-20 |
| CN107932849B true CN107932849B (en) | 2019-07-09 |
Family
ID=61947845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711233920.8A Active CN107932849B (en) | 2017-11-30 | 2017-11-30 | Demoulding mould for computer components |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107932849B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2552676Y (en) * | 2002-06-23 | 2003-05-28 | 郑学渊 | Automatic demould device for computer fully automatic rotating disk injection machine |
| US7223090B2 (en) * | 2002-06-25 | 2007-05-29 | Ing. Erich Pfeiffer Gmbh | Metering pump, method for its production and device for carrying out the method |
| CN201530090U (en) * | 2009-11-11 | 2010-07-21 | 孙金军 | Mould rotary demoulding mechanism |
| CN105415599A (en) * | 2015-11-30 | 2016-03-23 | 钟立朋 | Injection mold for snap lid |
-
2017
- 2017-11-30 CN CN201711233920.8A patent/CN107932849B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2552676Y (en) * | 2002-06-23 | 2003-05-28 | 郑学渊 | Automatic demould device for computer fully automatic rotating disk injection machine |
| US7223090B2 (en) * | 2002-06-25 | 2007-05-29 | Ing. Erich Pfeiffer Gmbh | Metering pump, method for its production and device for carrying out the method |
| CN201530090U (en) * | 2009-11-11 | 2010-07-21 | 孙金军 | Mould rotary demoulding mechanism |
| CN105415599A (en) * | 2015-11-30 | 2016-03-23 | 钟立朋 | Injection mold for snap lid |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107932849A (en) | 2018-04-20 |
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