CN108724652A - Mould structure - Google Patents
Mould structure Download PDFInfo
- Publication number
- CN108724652A CN108724652A CN201810606146.9A CN201810606146A CN108724652A CN 108724652 A CN108724652 A CN 108724652A CN 201810606146 A CN201810606146 A CN 201810606146A CN 108724652 A CN108724652 A CN 108724652A
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- top plate
- component
- mandril
- push rod
- workpiece
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- 238000007493 shaping process Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 24
- 230000007246 mechanism Effects 0.000 claims description 5
- 239000000243 solution Substances 0.000 abstract description 23
- 239000000463 material Substances 0.000 abstract description 14
- 238000001746 injection moulding Methods 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 17
- 238000000465 moulding Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- B29C45/401—Ejector pin constructions or mountings
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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
- B29C45/26—Moulds
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of mould structures, are used for shaping workpiece, and mould structure includes：Code mask；Template component is mounted on code mask, and template component includes multiple template, and multiple template surrounds a cavity being mutually adapted with workpiece；Top plate member is movably mounted on code mask；First push rod component, one end are mounted in top plate member, and the non-edge position that the other end corresponds to workpiece from template component is inserted into template component, and extends to the side of cavity；Wherein after template component die sinking, top plate member can drive the first push rod component to be moved into cavity, to realize that the first time of workpiece ejects.The other end of first push rod component of technical solution is arranged in the non-edge of cavity, the medium position of workpiece can be directly withstood on when ejecting workpiece, this ensure that ejecting force, it prevents from ejecting unbalance, the case where workpiece portion material position can not eject cavity region completely thus can be avoided the occurrence of as possible to occur, and then factory's injection molding production and output efficiency can be improved.
Description
Technical field
The present invention relates to mould applications, in particular to a kind of mould structure.
Background technology
Currently, by template component during forming part, after forming parts and die sinking, it can all pass through ejector
Structure applies ejecting force to the edge of workpiece, so as to workpiece is ejected into cavity, but ejecting mechanism is all provided in cavity at present
Edge, and there is no in the intermediate position of cavity setting ejecting structure, but this kind of mode is longer for those length or width
Workpiece, such as air-conditioning panel, only by the way that ejecting structure is arranged at the edge of cavity, pushed up without being arranged at the middle part of cavity
Go out structure, in this way when by ejecting mechanism ejecting product, ejecting force on the one hand can be caused insufficient, glue cavity so as to cause workpiece
Phenomenon is serious, and ejecting force on the other hand can be caused all to be distributed in the edge of workpiece, can cause so entire workpiece in depanning by
Power is unbalanced, uneven so as to cause ejection, thus easily causes workpiece portion material position that can not eject cavity region completely, to
Can cause product can not pickup the problem of, and then serious reduce factory's injection molding production and output efficiency.
Therefore, how to propose that a kind of mould structure that can eject the central region of workpiece becomes urgently to solve at present
Certainly the problem of.
Invention content
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
Therefore, it is an object of the present invention to provide a kind of mould structures.
To achieve the above object, the embodiment of first aspect present invention provides a mold structure, is used for shaping workpiece,
The mould structure includes：Code mask；Template component is mounted on the code mask, and the template component includes multiple template,
The multiple template surrounds a cavity being mutually adapted with the workpiece；Top plate member is movably mounted on the code mask；
First push rod component, one end of first push rod component are mounted in the top plate member, first push rod component it is another
The non-edge position that one end corresponds to the workpiece from the template component is inserted into the template component, and extends to the type
The side of chamber；Wherein, after template component die sinking, the top plate member can drive first push rod component to described
It is moved in cavity, to realize that the first time of the workpiece ejects.
The mould structure that the embodiment of first aspect present invention provides, belongs to a part for injection mold, is specifically used for
Shaping workpiece, and mould structure specifically includes code mask, template component, top plate member and the first push rod component, wherein code mask
For entire mould structure to be mounted on injection molding machine, and template component is mounted on code mask, and template component specifically may include
The templates such as moving platen and solid plate, and cavity is surrounded by these templates, specifically, can be surrounded by dynamic model component and cover half component
One cavity compatible with molding workpiece is needed, so as to go out workpiece by the mold cavity forming.And top plate member is installed
On code mask, it is on the one hand used to support the first push rod component of installation and other push rod component, is on the other hand used for and first
Push rod component and the cooperation of other push rod component, to realize the ejection to workpiece.And first push rod component one end is mounted on top plate
It on component, can be moved under the action of top plate member, to be ejected to molding workpiece in cavity.And the first push rod component
The other end correspond to the non-edge position of workpiece from template component and be inserted into template component, and extend to the side of cavity, make
Obtaining the other end of the first push rod component can directly withstand on the non-edge position of workpiece, and such first push rod component is in ejection work
When part, the medium position of workpiece just can be directly withstood on, ejecting structure can be avoided all to withstand on the edge of workpiece in this way, to
It can ensure ejecting force, prevent from ejecting unbalance, thus workpiece portion material position can be avoided the occurrence of as possible can not eject cavity completely
The case where region, occurs, so as to reduce product can not pickup probability so that product can be more rapidly taken out conveniently, in turn
Factory's injection molding production and output efficiency can be improved.Meanwhile by the way that the first ejecting structure, structure letter directly is arranged at the middle part of product
Single, practicability is good, at low cost, and is also remarkably improved the actual production capacity of template component.
In addition, also there is following additional technical feature according to the mould structure that the above embodiment of the present invention provides：
In the above-mentioned technical solutions, it is preferable that being provided on the template component keeps the template component outer and the type
The channel of chamber connection, the channel correspond to the non-edge setting of the workpiece, and first push rod component includes：Mold insert, installation
In the channel, and extend to the side of the cavity；Mandril is mounted in the top plate member, and is located at the template
Outside component, and the mandril is provided with the first position limiting structure, first position limiting structure on one end of the template component
It can coordinate with the template component, so that the mandril stop motion when the mandril moves to the template component；Even
Extension bar, one end of the connecting rod is located in the channel to be connect with the mold insert, and the other end of the connecting rod reaches institute
It states outside channel, is connect with the mandril；Wherein, after template component die sinking, the top plate member can pass through the company
Extension bar, the mandril and the mold insert push the workpiece to carry out first time ejection.
In those technical solutions, the channel that will be connected to inside and outside cavity and template component can be set on template component, this
One end of first push rod component can be extend into the middle part of cavity by sample outside template component by channel, so that the first mandril group
Part can with contacted in the middle part of molding workpiece in cavity, workpiece to be ejected by the middle part of workpiece.And the first push rod component
Including mold insert, mandril and connecting rod, the first push rod component can be divided into multistage in this way, therefore, can be segmented when mounted
Mold insert and connecting rod specifically, for example can first be mounted in template component, and one end of mold insert made to pass through going out for channel by installation
It mouthful reaches outside template component, hereafter, can be by mounting of roof plate to top plate member, and mandril is made to be connect with connecting rod, so just
Mold insert, mandril and connecting rod can be connected into an entirety, to which workpiece motion s can be pushed under the action of top plate member, with
Realize the first time ejection of workpiece.This kind of structure, when installing the first push rod component so that the first push rod component can be divided
Section installation, it is thus possible to installation difficulty is reduced, so that the overall structure of product is more reasonable.And by the way that first is arranged on mandril
Mandril can be limited by the first position limiting structure and is mounted on outside template component by position limiting structure, can eject workpiece in mandril in this way
When, prevent mandril from extending into template component, meanwhile, also can by the first position limiting structure before movement between template component
Distance limit the movement travel of mandril, to limit the ejection stroke of workpiece ejection for the first time.
Wherein it is preferred to which the material of mold insert is preferably import 1.2738H, it is preferably dimensioned to be 17.5mm*39.5mm*
118.6mm。
Wherein it is preferred to which the length of connecting rod can be arranged in 123.5mm or so, and connecting rod is provided in round, and
The diameter of connecting rod is arranged in 16mm or so.
Wherein, the length of mandril is preferably arranged in 85mm or so, and mandril is preferably provided in round bar, and mandril is arranged
For circular pin when, the diameter of mandril is preferably arranged in 25mm or so.And the material of mandril preferably uses SUJ2.
In any of the above-described technical solution, it is preferable that the connecting rod is connect with the mold insert by pin.
In those technical solutions, connecting rod is connected by a pin with mold insert preferably and is installed together, specifically
Ground, for example a pin then can be inserted into connecting rod and mold insert in each one hole of setting in the junction of connecting rod and mold insert
In the hole of junction, the connection of connecting rod and mold insert can be realized in this way.This kind of connection type is simple and reliable and easy to operate, because
And not only can ensure that the connection reliability of connecting rod and mold insert, but also connecting rod and the connection difficulty of mold insert can be reduced.
Wherein it is preferred to which optional be sized toPin be attached the connection of bar and mold insert, and pin
Material preferably use SKD61.
In any of the above-described technical solution, it is preferable that be provided through the through-hole of the mandril, the company in the mandril
The first threaded hole is provided on extension bar, one end of a threaded connector can be fixed in the through-hole, the threaded connector
The other end can stretch out the through-hole and be threadedly coupled with first threaded hole.
In those technical solutions, can mandril be arranged to both ends open and hollow structure, while can be needed in connecting rod
One the first threaded hole is set on the one end to be connect with mandril, then can be incited somebody to action by threaded connectors such as screw, hexagonal socket head cap screws
Mandril and connecting rod link together.Meanwhile position limiting structure can be set on the one end of mandril far from connecting rod, it can incite somebody to action in this way
One end that threaded connector is not inserted into the first threaded hole is installed in mandril, specifically, such as can will be in mandril
Portion is arranged to small one and large one stepped hole, and threaded connector is then also configured to hierarchic structure, can pass through stepped hole in this way
Cascaded surface and the cascaded surface of hierarchic structure between abutting realize that axial limiting of the threaded connector in mandril is installed.
Wherein it is preferred to which threaded connector is preferably hexagonal socket head cap screw, and hexagonal socket head cap screw is preferably dimensioned to be M8*90.
In any of the above-described technical solution, it is preferable that the top plate member includes the bottom plate being mounted on the code mask
With the top plate on the bottom plate, the first mounting hole is provided on the top plate, the mandril is far from the connecting rod
One end is installed in first mounting hole, and the mandril is remote from first mounting hole close to one end of the connecting rod
One end from the code mask is connect after stretching out first mounting hole with the connecting rod.
In those technical solutions, top plate member can be arranged to two boards, i.e. bottom plate and top plate, and top plate can be used for reality
The installation of existing mandril, and bottom plate can be used in carrying out closure support to top plate.Wherein, one first installation can be set on top plate
Then one end of top plate is installed in the first mounting hole by hole, to realize the installation between mandril and top plate member, and push up
Extended first mounting hole of the other end of bar is connect with connecting rod.
In any of the above-described technical solution, it is preferable that first mounting hole includes the first stepped hole in ladder setting
With the second stepped hole, the diameter of first stepped hole is more than the diameter of second stepped hole, and first stepped hole is in institute
It states and is located on top plate close to one end of the code mask, second stepped hole is located remotely from the code mask on the top plate
One end；The mandril includes the first ladder section being mounted in first stepped hole and is mounted in second stepped hole
And the second-order bench stretched out second stepped hole, and connect with the connecting rod.
In those technical solutions, the first mounting hole is preferably arranged to small one and large one stepped hole, then by mandril
Outside be correspondingly arranged into hierarchic structure, supporting between the cascaded surface of the first mounting hole and the cascaded surface of mandril can be passed through in this way
Connect the axial limiting installation for realizing mandril in the first mounting hole.Certainly, mandril can be also mounted on by other structures on top plate.
And this kind of structure, easy to operate connection are reliable, it is thus possible to reliably and conveniently realize the installation between mandril and top plate.Specifically
Ground, when mounted can be by mounting of roof plate on bottom plate, and the direction of the one end for keeping the first mounting hole larger towards template component is set
It sets, and when installing mandril, the smaller one end of mandril can be inserted into close to one end of bottom plate in the first mounting hole from top plate, so
The cascaded surface of mandril is abutted to the cascaded surface of the first mounting hole afterwards, to realize the limit between mandril and top plate, hereafter
It is connected through a screw thread part mandril and connecting rod link together.
In any of the above-described technical solution, it is preferable that correspond to first mounting hole on the bottom plate and be provided with the second peace
Hole is filled, first push rod component further includes：Cushion block is mounted in second mounting hole, is used to support the mandril, described
Cushion block is provided with the second position limiting structure on one end of the mandril；Spring is mounted in second mounting hole, and is arranged
On the cushion block, it is installed between second position limiting structure and the code mask.
In those technical solutions, second mounting hole is arranged in the bottom that mandril can be corresponded on bottom plate, then the
One cushion block is installed in two mounting holes, the bottom of mandril can be supported by cushion block in this way, to realize that the support of mandril is installed.
Meanwhile can the second position limiting structure be set on the one end of cushion block close to mandril, then a spring can be set on mandril, and will
The both ends compression of spring is mounted between the second position limiting structure and bottom plate, can carry out auxiliary ejection effect by spring in this way.
Wherein, cushion block is preferably a diameter of 18mm, and length is the cylindrical block of 45mm.
Wherein, spring preferably selects blue spring, and spring is preferably dimensioned to be
In any of the above-described technical solution, it is preferable that be provided on the code mask and first mounting hole and second
The third mounting hole that mounting hole is connected to, the cushion block are provided with the second threaded hole, the mould on one end far from the mandril
Lamps structure further includes：One end of stroke screw, the stroke screw is slidably mounted in the third mounting hole, the stroke
The other end of screw is threadably mounted in second threaded hole, and the stroke screw can be transported with first push rod component
It is dynamic；Wherein, it is provided with third position limiting structure on the described one end of stroke screw far from the cushion block, is set in the third mounting hole
Be equipped with the 4th position limiting structure, the third position limiting structure can the stroke screw with first push rod component move to
When the 4th position limiting structure cooperation, make the stroke screw and the first push rod component stop motion.
In those technical solutions, a stroke screw is arranged in the bottom that cushion block can be corresponded on code mask, and by stroke
Screw is connected to cushion block by the second threaded hole.Meanwhile can the lower end of stroke screw be arranged a third position limiting structure, and
The 4th position limiting structure is arranged in the upper end of the third mounting hole of code mask, in this way when stroke screw with the first push rod component to type
When intracavitary moves to third position limiting structure and mutually abutted with the 4th position limiting structure, third position limiting structure will be with the 4th position limiting structure
Cooperation, to limit the movement of stroke screw, so that the first push rod component can not continue to move to.This kind is arranged, and can pass through conjunction
Reason setting the distance between third position limiting structure and the 4th position limiting structure, reasonably to limit the ejection row of the first push rod component
The ejection distance of the first push rod component just can be precisely determined in journey in this way.
Wherein, stroke screw is preferablyScrew.
In any of the above-described technical solution, it is preferable that between the third position limiting structure and the 4th position limiting structure
Distance is more than or equal to 12mm and is less than or equal to 18mm.
In those technical solutions, the distance between third position limiting structure and the 4th position limiting structure can be arranged in 12mm-
Between 18mm, between just can the distance that the first time of the first push rod component ejects being limited to 12mm-18mm in this way, to just
The ejection distance of the first push rod component can reasonably be limited.It is further preferred that the first pre-determined distance can be arranged in 15mm
Left and right, in this way can be by the setting of the distance between third position limiting structure and the 4th position limiting structure in 15mm or so, so as to by the
The distance of the first time ejection of one push rod component is limited to 15mm or so.
In any of the above-described technical solution, it is preferable that mould structure further includes：Two guide pads, it is spaced and parallel
Ground is arranged between the code mask and the template component；Wherein, the top plate member can be slidably mounted on two institutes
It states between guide pad.
, can be on code mask in those technical solutions, a guide pad is respectively set in the both sides of top plate member, and makes top
Board group part can be slided when ejecting workpiece along two guide pads, so just can be by two guide pads to top plate member
Movement is oriented to, and top plate member is thus prevented to shift during exercise or stuck and so on.
In any of the above-described technical solution, it is preferable that the ejecting mechanism further includes：Second push rod component, described second
One end of push rod component is mounted in the top plate member, and the other end of second push rod component is corresponded to from the template component
The marginal position of the workpiece is inserted into the template component and extends to the side of the cavity；Wherein, the top plate group
Part can be after first push rod component moves pre-determined distance, first push rod component sliding relatively, to pass through described the
Two push rod component realize second of ejection of the workpiece.
In those technical solutions, one or more second push rod component can be also set in top plate member, and by second
Push rod component corresponds to the edge setting of workpiece, can pass through the first push rod component and the second push rod component simultaneously in this way after die sinking
It realizes the ejection to workpiece, specifically, after die sinking, ejecting force can be applied to top plate member by the ejecting structure of injection molding machine,
Top plate member can drive the first push rod component to realize workpiece and eject for the first time in this way, and advance in the ejection of the first push rod component
After the ejection stroke (such as 15mm) of setting, the first push rod component stop motion, top plate member continues to press on the second push rod component
Movement, to realize to second of workpiece ejection, until top plate member reaches preset range (such as 60mm), this
When product no longer by the package power of cavity, therefore be convenient for pickup, and in molding, can be by the return pin of injection molding machine by the first top
Bar assembly, the second push rod component and top plate member reset, to carry out forming parts next time.This kind of pushing method is in ejection work
It when part, can repeatedly be ejected, thus can realize the slow steady ejection of workpiece, thus can prevent that ejecting force is excessive and causes
The situation that workpiece is unbalance occurs.This kind of pushing method can be realized from the middle part of the edge of workpiece and workpiece simultaneously simultaneously ejects,
It to not only can ensure that ejecting force, but also can ensure that ejection is balanced, thus prevent appearance ejection uneven, thus can keep away as possible
Exempt from the case where workpiece portion material position can not eject cavity region completely occur to occur, so as to reduce product can not pickup it is general
Rate, the problems such as preventing viscous cavity, and then factory's injection molding production and output efficiency can be improved.
In any of the above-described technical solution, it is preferable that the top plate member is arranged in the one side of the template component
There are the 5th position limiting structure, the 5th position limiting structure that can be moved to the direction close to the template component in the top plate member
When, limit the stroke of the top plate member；Wherein, the stroke of the top plate member is more than or equal to 57mm and is less than or equal to 63mm.
It, can be by the 5th position limiting structure to top plate member by the way that the 5th position limiting structure is arranged in those technical solutions
Stroke be defined, wherein preferably, can by the stroke limiting of top plate member more than or equal to 57mm less than or equal to 63mm
In range, it is further preferred that 60mm or so can be limited to.
Wherein, specifically, for example a length can be set in one side of the top plate member close to template component for 5mm, directly
Diameter is the limited block of 25mm, then limited block is mounted in top plate member by the flat head screw of a M6*15, in this way
The restriction to the stroke of top plate member is realized by limited block.
Wherein, here illustratively, the diameters of all parts involved in the application, length, width, height equidimension
Unit is mm.
Wherein it is preferred to which the mould structure is the structure of the panel for being molded air-conditioning equipment.Certainly, the mold
Structure can be also widely applied on the mold design of the products such as other household electrical appliances, automobile, industry.
The additional aspect and advantage of the present invention will become apparent in following description section, or practice through the invention
Recognize.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1 is the structural schematic diagram for the mould structure that one embodiment of the present of invention provides；
Fig. 2 is the partial enlargement structural representation at the A for the mould structure that the embodiment in Fig. 1 provides；
Fig. 3 is the decomposition texture schematic diagram for the mould structure that one embodiment of the present of invention provides.
Wherein, the reference numeral in Fig. 1 to Fig. 3 and the correspondence between component names are：
1 code mask, 12 third mounting holes, 122 the 4th position limiting structures, 2 template components, 22 cavities, 24 channels, 3 top plate groups
Part, 32 top plates, 322 first mounting holes, 34 bottom plates, 342 second mounting holes, 4 first push rod component, 402 mold inserts, 404 mandrils,
4042 first position limiting structures, 406 connecting rods, 408 pins, 410 threaded connectors, 412 cushion blocks, 4,122 second position limiting structures,
4124 second threaded holes, 414 springs, 5 stroke screws, 52 third position limiting structures, 6 guide pads, 7 the 5th position limiting structures, 72 limits
Block, 74 flat head screws, 8 workpiece.
Specific implementation mode
To better understand the objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specific real
Mode is applied the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
To be implemented different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Mould structure according to some embodiments of the invention is described referring to Fig. 1 to Fig. 3.
As shown in Figure 1 to Figure 3, the embodiment of first aspect present invention provides a mold structure, is used for shaping workpiece
8, mould structure includes code mask 1, template component 2, top plate member 3, the first push rod component 4.Specifically, template component 2 is installed
On code mask 1, template component 2 includes multiple template, and multiple template surrounds a cavity 22 being mutually adapted with workpiece 8；Top plate
Component 3 is movably mounted on code mask 1；One end of first push rod component 4 is mounted in top plate member 3, the first push rod component 4
The other end correspond to the non-edge position of workpiece 8 from template component 2 and be inserted into template component 2, and extend to the one of cavity 22
Side；Wherein, after the die sinking of template component 2, top plate member 3 can drive the first push rod component 4 to be moved into cavity 22, to realize
The first time of workpiece 8 ejects.
The mould structure that the embodiment of first aspect present invention provides, belongs to a part for injection mold, is specifically used for
Shaping workpiece 8, and mould structure specifically includes code mask 1, template component 2, top plate member 3 and the first push rod component 4, wherein
Code mask 1 is used to entire mould structure being mounted on injection molding machine, and template component 2 is mounted on code mask 1, template component 2
Specifically may include the templates such as moving platen and solid plate, and cavity 22 is surrounded by these templates, specifically, can by dynamic model component and
Cover half component surrounds a cavity 22 compatible with molding workpiece 8 is needed, so as to be gone to work by the cavity 22 molding
Part 8.And top plate member 3 is mounted on code mask 1, is on the one hand used to support the first push rod component 4 of installation and other mandril groups
On the other hand part is used to coordinate with the first push rod component 4 and other push rod component, to realize the ejection to workpiece 8.And first
4 one end of push rod component is mounted in top plate member 3, can be moved under the action of top plate member 3, with to molding in cavity 22
Workpiece 8 is ejected.And the non-edge position that the other end of the first push rod component 4 corresponds to workpiece 8 from template component 2 is inserted into mould
In board group part 2, and extend to the side of cavity 22 so that the first push rod component 4 can directly withstand on the non-edge position of workpiece 8
On, such first push rod component 4 just can directly withstand on the medium position of workpiece 8, can avoid in this way when ejecting workpiece 8
Ejecting structure all withstands on the edge of workpiece 8, to can ensure ejecting force, prevents from ejecting unbalance, thus can avoid as possible
8 part material position of workpiece the case where can not ejecting 22 region of cavity completely occur occurs, so as to reduce product can not pickup it is general
So that product can be more rapidly taken out conveniently, and then factory's injection molding production and output efficiency can be improved in rate.Meanwhile by straight
The first ejecting structure is arranged in the middle part for being connected on product, and simple in structure, practicability is good, at low cost, and is also remarkably improved template group
The actual production capacity of part 2.
In the above embodiment, it is preferable that as shown in Figure 1 to Figure 3, be provided on template component 2 keep template component 2 outer with
The channel 24 that cavity 22 is connected to, channel 24 correspond to the non-edge setting of workpiece 8, and the first push rod component 4 includes：Mold insert 402, installation
In channel 24, and extend to the side of cavity 22；Mandril 404 is mounted in top plate member 3, and outside template component 2,
And mandril 404 is provided with the first position limiting structure 4042 on one end of template component 2, the first position limiting structure 4042 can push up
When bar 404 moves to template component 2, coordinate with template component 2, so that 404 stop motion of mandril；Connecting rod 406, connecting rod
406 one end is located in channel 24 to be connect with mold insert 402, and the other end of connecting rod 406 reaches outside channel 24, with mandril 404
Connection；Wherein, after the die sinking of template component 2, top plate member 3 can push work by connecting rod 406, mandril 404 and mold insert 402
Part 8 carries out first time ejection.
In those embodiments, it can be arranged cavity 22 and the inside and outside channel being connected to of template component 2 on template component 2
24, one end of the first push rod component 4 can be extend into outside template component 2 by channel 24 to the middle part of cavity 22 in this way, with
The first push rod component 4 and the middle part of molding workpiece 8 in cavity 22 is set to contact, to push up workpiece 8 by the middle part of workpiece 8
Go out.And the first push rod component 4 includes mold insert 402, mandril 404 and connecting rod 406, in this way can be divided into the first push rod component 4
Therefore multistage can carry out segmentation installation when mounted, specifically, for example can mold insert 402 and connecting rod 406 be first mounted on mould
In board group part 2, and the outlet for making one end of mold insert 402 pass through channel 24 reaches outside template component 2, hereafter, can be by top plate 32
It is installed in top plate member 3, and mandril 404 is made to be connect with connecting rod 406, it in this way can be by mold insert 402, mandril 404 and connection
Bar 406 connects into an entirety, to which workpiece 8 can be pushed to move under the action of top plate member 3, to realize the of workpiece 8
Primary ejection.This kind of structure, when installing the first push rod component 4 so that the first push rod component 4 can carry out segmentation installation, because
And installation difficulty can be reduced, so that the overall structure of product is more reasonable.And it is tied by the way that the first limit is arranged on mandril 404
Mandril 404 can be limited by the first position limiting structure 4042 and is mounted on outside template component 2 by structure 4042, in this way can be in mandril 404
When ejecting workpiece 8, prevent mandril 404 from extending into template component 2, meanwhile, it also can be as shown in Fig. 2, passing through the first position limiting structure
4042 distance L1 limits the movement travel of mandril 404 between template component 2 before movement, to limit workpiece 8 first
The ejection stroke of secondary ejection.
Wherein it is preferred to which the material of mold insert 402 is preferably import 1.2738H, it is preferably dimensioned to be 17.5mm*39.5mm*
118.6mm。
Wherein it is preferred to which the length of connecting rod 406 can be arranged in 123.5mm or so, and set connecting rod 406 to
Circle, and the diameter of connecting rod 406 is arranged in 16mm or so.
Wherein, the length of mandril 404 is preferably arranged in 85mm or so, and mandril 404 is preferably provided in round bar, and pushes up
When bar 404 is provided in round bar, the diameter of mandril 404 is preferably arranged in 25mm or so.And the material of mandril 404 preferably uses
SUJ2。
In any of the above-described embodiment, it is preferable that as shown in figures 1 and 3, connecting rod 406 passes through pin with mold insert 402
408 connections.
In those embodiments, connecting rod 406 and the connection of mold insert 402 are preferably mounted on one by a pin 408
It rises, specifically, for example can one hole be respectively set in the junction of connecting rod 406 and mold insert 402, then be inserted into a pin 408
In to the hole of connecting rod 406 and the junction of mold insert 402, the connection of connecting rod 406 and mold insert 402 can be realized in this way.This kind
Connection type is simple and reliable and easy to operate, thus not only can ensure that the connection reliability of connecting rod 406 and mold insert 402, but also can
Reduce the connection difficulty of connecting rod 406 and mold insert 402.
Wherein it is preferred to which optional be sized toPin 408 be attached the company of bar 406 and mold insert 402
It connects, and the material of pin 408 preferably uses SKD61.
In any of the above-described embodiment, it is preferable that as shown in Figure 1 to Figure 3, mandril 404 is provided through in mandril 404
Through-hole is provided with the first threaded hole in connecting rod 406, and one end of a threaded connector 410 can be fixed in through-hole, and screw thread connects
The other end of fitting 410 can stretch out through-hole and is threadedly coupled with the first threaded hole.
In those embodiments, mandril 404 can be arranged to both ends open and hollow structure, while can be in connecting rod
406 need that first threaded hole is arranged on the one end connecting with mandril 404, then can pass through the screw threads such as screw, hexagonal socket head cap screw
Connector 410 links together mandril 404 and connecting rod 406.Meanwhile it can be on the one end of mandril 404 far from connecting rod 406
Position limiting structure is set, one end that threaded connector 410 is not inserted into the first threaded hole can be installed in mandril in this way
In 404, specifically, for example the inside of mandril 404 can be arranged to small one and large one stepped hole, then by threaded connector 410
It is also configured to hierarchic structure, can realize spiral shell by the abutting between the cascaded surface of stepped hole and the cascaded surface of hierarchic structure in this way
Axial limiting installation of the line connector 410 in mandril 404.
Wherein it is preferred to which as shown in Figures 2 and 3, threaded connector 410 is preferably hexagonal socket head cap screw, and the ruler of hexagonal socket head cap screw
Very little preferably M8*90.
In any of the above-described embodiment, it is preferable that as shown in Figure 1 to Figure 3, top plate member 3 includes being mounted on code mask 1
Bottom plate 34 and installation top plate 32 on the bottom sheet 34, be provided with the first mounting hole 322 on top plate 32, mandril 404 is far from connection
One end of bar 406 is installed in the first mounting hole 322, and mandril 404 is close to one end of connecting rod 406 from the first mounting hole
322 one end far from code mask 1 are connect after stretching out the first mounting hole 322 with connecting rod 406.
In those embodiments, top plate member 3 can be arranged to two boards, i.e. bottom plate 34 and top plate 32, and top plate 32 can
For realizing the installation of mandril 404, and bottom plate 34 can be used in carrying out closure support to top plate 32.It wherein, can be on top plate 32
One the first mounting hole 322 is set, then one end of top plate 32 is installed in the first mounting hole 322, to realize mandril
Installation between 404 and top plate member 3, and extended first mounting hole 322 of the other end of mandril 404 is connect with connecting rod 406.
In any of the above-described embodiment, it is preferable that as shown in Fig. 2, the first mounting hole 322 includes first in ladder setting
Stepped hole and the second stepped hole, the diameter of the first stepped hole are more than the diameter of the second stepped hole, and the first stepped hole is on top plate 32
Positioned at close to one end of code mask 1, the second stepped hole is located remotely from one end of code mask 1 on top plate 32；Mandril 404 includes peace
The first ladder section in the first stepped hole and in the second stepped hole and stretch out the second stepped hole, and and connecting rod
The second-order bench of 406 connections.
In those embodiments, the first mounting hole 322 is preferably arranged to small one and large one stepped hole, it then can be such as figure
Shown in 2 and Fig. 3, the outside of mandril 404 is correspondingly arranged into hierarchic structure, the ladder of the first mounting hole 322 can be passed through in this way
Abutting between face and the cascaded surface of mandril 404 realizes axial limiting installation of the mandril 404 in the first mounting hole 322.Certainly,
Mandril 404 can be also mounted on by other structures on top plate 32.And this kind of structure, easy to operate connection are reliable, it is thus possible to can
It leans on and conveniently realizes the installation between mandril 404 and top plate 32.Specifically, top plate 32 can be mounted on bottom plate 34 when mounted
On, and the one end for keeping the first mounting hole 322 larger is arranged towards the direction of template component 2, and when installing mandril 404, it can incite somebody to action
The smaller one end of mandril 404 is inserted into close to one end of bottom plate 34 in the first mounting hole 322 from top plate 32, then by mandril 404
Cascaded surface abut to the cascaded surface of the first mounting hole 322, to realize the limit between mandril 404 and top plate 32, hereafter
It is connected through a screw thread part 410 mandril 404 and connecting rod 406 link together.
In any of the above-described embodiment, it is preferable that as shown in Figure 1 to Figure 3, corresponding first mounting hole 322 is set on bottom plate 34
It is equipped with the second mounting hole 342, the first push rod component 4 further includes：Cushion block 412 is mounted in the second mounting hole 342, is used to support
Mandril 404, cushion block 412 are provided with the second position limiting structure 4122 on one end of mandril 404；Spring 414 is mounted on the second peace
It fills in hole 342, and is arranged on cushion block 412, be installed between the second position limiting structure 4122 and code mask 1.
In those embodiments, second mounting hole 342 is arranged in the bottom that can correspond to mandril 404 on the bottom sheet 34, so
A cushion block 412 is installed in the second mounting hole 342 afterwards, the bottom of mandril 404 can be supported by cushion block 412 in this way, with
Realize the support installation of mandril 404.Meanwhile can second position limiting structure be set on one end of mandril 404 in cushion block 412
4122, then a spring 414 can be set on mandril 404, and the compression of the both ends of spring 414 is mounted on the second position limiting structure
Between 4122 and bottom plate 34, auxiliary ejection effect can be carried out by spring 414 in this way.
Wherein, as shown in figure 3, cushion block 412 is preferably a diameter of 18mm, length is the cylindrical block of 45mm.
Wherein, spring 414 is preferred selects blue spring, and spring 414 is preferably dimensioned to be
In any of the above-described embodiment, it is preferable that as shown in Figure 1 to Figure 3, be provided on code mask 1 and the first mounting hole
The 322 third mounting holes 12 being connected to the second mounting hole 342, cushion block 412 are provided with the second spiral shell on one end far from mandril 404
Pit 4124, mould structure further include：One end of stroke screw 5, stroke screw 5 is slidably mounted in third mounting hole 12,
The other end of stroke screw 5 is threadably mounted in the second threaded hole 4124, and stroke screw 5 can be moved with the first push rod component 4；
Wherein, it is provided with third position limiting structure 52 on the one end of stroke screw 5 far from cushion block 412, is provided in third mounting hole 12
Four position limiting structures 122, third position limiting structure 52 can be moved to the first push rod component 4 in stroke screw 5 and be tied with the 4th limit
When structure 122 coordinates, make 4 stop motion of stroke screw 5 and the first push rod component.
In those embodiments, a stroke screw 5 is arranged in the bottom that cushion block 412 can be corresponded on code mask 1, and will go
Journey screw 5 is connected to cushion block 412 by the second threaded hole 4124.Meanwhile can one third be set in the lower end of stroke screw 5 and limit
Bit architecture 52, and one the 4th position limiting structure 122 is set in the upper end of the third mounting hole 12 of code mask 1, in this way when stroke spiral shell
Silk 5 with the first push rod component 4 moved into cavity 22 third position limiting structure 52 with the 4th position limiting structure 122 is mutual abut when,
Third position limiting structure 52 will coordinate with the 4th position limiting structure 122, to limit the movement of stroke screw 5, so that the first top
Bar assembly 4 can not continue to move to.This kind is arranged, can by be rationally arranged third position limiting structure 52 and the 4th position limiting structure 122 it
Between distance L2 the first mandril just can be precisely determined in this way reasonably to limit the ejection stroke of the first push rod component 4
The ejection distance of component 4.
Wherein, as shown in Figure 1 to Figure 3, stroke screw 5 is preferablyScrew.
In any of the above-described embodiment, it is preferable that as shown in Fig. 2, third position limiting structure 52 and the 4th position limiting structure 122 it
Between distance L2 be more than or equal to 12mm be less than or equal to 18mm.
In those embodiments, the distance between third position limiting structure 52 and the 4th position limiting structure 122 can be arranged
Between 12mm-18mm, between just can the distance that the first time of the first push rod component 4 ejects being limited to 12mm-18mm in this way,
To can reasonably limit the ejection distance of the first push rod component 4.It is further preferred that the first pre-determined distance can be arranged
In 15mm or so, the distance between third position limiting structure 52 and the 4th position limiting structure 122 can be arranged in this way in 15mm or so, from
And the distance that the first time of the first push rod component 4 ejects can be limited to 15mm or so.
In any of the above-described embodiment, it is preferable that as depicted in figs. 1 and 2, mould structure further includes：Two guide pads 6,
It is spaced and be set in parallel between code mask 1 and template component 2；Wherein, top plate member 3 can be slidably mounted on two
Between a guide pad 6.
, can be on code mask 1 in those embodiments, a guide pad 6 is respectively set in the both sides of top plate member 3, and makes
Top plate member 3 can be slided when ejecting workpiece 8 along two guide pads 6, so just can be by two guide pads 6 to top plate
The movement of component 3 is oriented to, and top plate member 3 is thus prevented to shift during exercise or stuck and so on.
In any of the above-described embodiment, it is preferable that ejecting mechanism further includes：Second push rod component (not shown), the
One end of two push rod component is mounted in top plate member 3, and the other end of the second push rod component corresponds to workpiece 8 from template component 2
Marginal position is inserted into template component 2 and extends to the side of cavity 22；Wherein, top plate member 3 can be in the first mandril group
After part 4 moves pre-determined distance, opposite first push rod component 4 is slided, to realize second of top of workpiece 8 by the second push rod component
Go out.
In those embodiments, one or more second push rod component can be also set in top plate member 3, and second is pushed up
Bar assembly corresponds to the edge setting of workpiece 8, can pass through the first push rod component 4 and the second push rod component simultaneously in this way after die sinking
It realizes the ejection to workpiece 8, specifically, after die sinking, top plate member 3 can be applied by the ejecting structure of injection molding machine and be ejected
Power, such top plate member 3 can drive the first push rod component 4 to realize workpiece 8 and eject for the first time, and in the first push rod component 4
After ejecting preset ejection stroke (such as 15mm), 4 stop motion of the first push rod component, top plate member 3 continues to press on
Two push rod component move, to realize second of ejection to workpiece 8, until top plate member 3 reaches preset range
(such as 60mm), product is no longer by the package power of cavity 22 at this time, therefore is convenient for pickup, and in molding, injection molding machine can be passed through
Return pin the first push rod component 4, the second push rod component and top plate member 3 are resetted, to carry out forming parts next time.It should
Kind pushing method can be ejected repeatedly when ejecting workpiece 8, thus can realize the slow steady ejection of workpiece 8, thus can
Prevent the situation that ejecting force is excessive and causes workpiece 8 unbalance from occurring.This kind of pushing method can be simultaneously from the edge of workpiece 8 simultaneously
Ejection is realized with the middle part of workpiece 8, to not only can ensure that ejecting force, but also can be ensured that ejection is balanced, be thus prevented and push up
Go out imbalance, thus the case where 8 part material position of workpiece can not eject 22 region of cavity completely can be avoided the occurrence of as possible and occurred, from
And can reduce product can not pickup probability, the problems such as preventing viscous cavity 22, and then factory's injection molding production and production can be improved
Go out efficiency.
In any of the above-described embodiment, it is preferable that as shown in Figure 1 to Figure 3, one side of the top plate member 3 close to template component 2
On be provided with the 5th position limiting structure 7, the 5th position limiting structure 7 can be moved in top plate member 3 to close to the direction of template component 2
When, limit the stroke of top plate member 3；Wherein, the stroke L0 of top plate member 3 is more than or equal to 57mm and is less than or equal to 63mm.
It, can be by the 5th position limiting structure 7 to top plate member 3 by the way that the 5th position limiting structure 7 is arranged in those embodiments
Stroke be defined, wherein preferably, can by the stroke limiting of top plate member 3 more than or equal to 57mm be less than or equal to 63mm
In the range of, it is further preferred that 60mm or so can be limited to.
It wherein, specifically, such as can be as shown in figure 3, one be arranged in the one side of template component 2 in top plate member 3
Length is 5mm, then limited block 72 is mounted on by the limited block 72 of a diameter of 25mm by the flat head screw 74 of a M6*15
In top plate member 3, the restriction to the stroke of top plate member 3 can be realized by limited block 72 in this way.
Wherein, here illustratively, the diameters of all parts involved in the application, length, width, height equidimension
Unit is mm.
Wherein it is preferred to which mould structure is the structure of the panel for being molded air-conditioning equipment.Certainly, mould structure also may be used
It is widely used on the mold design of the products such as other household electrical appliances, automobile, industry.
In the description of this specification, term " connection ", " installation ", " fixation " etc. shall be understood in a broad sense, for example, " even
Connect " it may be fixed connection or may be dismantle connection, or integral connection；It can be directly connected, it can also be in
Between medium be indirectly connected.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be
Concrete meaning in invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the present invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification made by all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (11)
1. a kind of mould structure, it to be used for shaping workpiece, which is characterized in that the mould structure includes：
Code mask；
Template component, be mounted on the code mask on, the template component includes multiple template, the multiple template surround one with
The cavity that the workpiece is mutually adapted；
Top plate member is movably mounted on the code mask；
One end of first push rod component, first push rod component is mounted in the top plate member, first push rod component
The other end correspond to the non-edge position of the workpiece from the template component and be inserted into the template component, and extend to institute
State the side of cavity；
Wherein, after template component die sinking, the top plate member can drive first push rod component to the cavity
Interior movement, to realize that the first time of the workpiece ejects.
2. mould structure according to claim 1, which is characterized in that being provided on the template component makes the template group
The outer channel being connected to the cavity of part, the channel correspond to the non-edge setting of the workpiece, the first push rod component packet
It includes：
Mold insert is mounted in the channel, and extends to the side of the cavity；
Mandril is mounted in the top plate member, and outside the template component, and the mandril is close to the template component
One end on be provided with the first position limiting structure, first position limiting structure can move to the template component in the mandril
When, coordinate with the template component, so that the mandril stop motion；
Connecting rod, one end of the connecting rod is located in the channel to be connect with the mold insert, and the other end of the connecting rod is stretched
Go out to outside the channel, is connect with the mandril；
Wherein, after template component die sinking, the top plate member can pass through the connecting rod, the mandril and the edge
Part pushes the workpiece to carry out first time ejection.
3. mould structure according to claim 2, which is characterized in that
The connecting rod is connect with the mold insert by pin；And/or
It is provided through the through-hole of the mandril in the mandril, the first threaded hole is provided in the connecting rod, a screw thread connects
One end of fitting can be fixed in the through-hole, the other end of the threaded connector can stretch out the through-hole and with it is described
First threaded hole is threadedly coupled.
4. mould structure according to claim 2, which is characterized in that
The top plate member includes the bottom plate being mounted on the code mask and the top plate on the bottom plate, the top plate
On be provided with the first mounting hole, the one end of the mandril far from the connecting rod is installed in first mounting hole, institute
It states mandril and stretches out first peace from the one end of first mounting hole far from the code mask close to one end of the connecting rod
Fill connecting rod connection described in Kong Houyu.
5. mould structure according to claim 4, which is characterized in that
First mounting hole includes in the first stepped hole and the second stepped hole of ladder setting, the diameter of first stepped hole
More than the diameter of second stepped hole, first stepped hole is located on the top plate close to one end of the code mask,
Second stepped hole is located remotely from one end of the code mask on the top plate；
The mandril includes the first ladder section being mounted in first stepped hole and is mounted in second stepped hole simultaneously
The second-order bench stretched out second stepped hole, and connect with the connecting rod.
6. mould structure according to claim 4, which is characterized in that correspond to the first mounting hole setting on the bottom plate
There are the second mounting hole, first push rod component to further include：
Cushion block is mounted in second mounting hole, is used to support the mandril, the cushion block is on one end of the mandril
It is provided with the second position limiting structure；
Spring is mounted in second mounting hole, and is arranged on the cushion block, is installed in second limit
Between structure and the code mask.
7. mould structure according to claim 6, which is characterized in that be provided on the code mask and first installation
The third mounting hole that hole is connected to the second mounting hole, the cushion block are provided with the second screw thread on one end far from the mandril
Hole, the mould structure further include：
One end of stroke screw, the stroke screw is slidably mounted in the third mounting hole, the stroke screw it is another
Threaded one end is mounted in second threaded hole, and the stroke screw can be moved with first push rod component；
Wherein, third position limiting structure is provided on the described one end of stroke screw far from the cushion block, in the third mounting hole
It is provided with the 4th position limiting structure, the third position limiting structure can be moved in the stroke screw with first push rod component
When coordinating with the 4th position limiting structure, make the stroke screw and the first push rod component stop motion.
8. mould structure according to claim 7, which is characterized in that
The distance between the third position limiting structure and the 4th position limiting structure are more than or equal to 12mm and are less than or equal to 18mm.
9. mould structure according to any one of claim 1 to 8, which is characterized in that further include：
Two guide pads, it is spaced and be set in parallel between the code mask and the template component；
Wherein, the top plate member can be slidably mounted between two guide pads.
10. mould structure according to any one of claim 1 to 8, which is characterized in that the ejecting mechanism further includes：
One end of second push rod component, second push rod component is mounted in the top plate member, second push rod component
The other end correspond to the marginal position of the workpiece from the template component and be inserted into the template component and extend to described
The side of cavity；
Wherein, the top plate member can be after first push rod component moves pre-determined distance, the relatively described first mandril group
Part slides, to realize second of ejection of the workpiece by second push rod component.
11. mould structure according to any one of claim 1 to 8, which is characterized in that
The top plate member is provided with the 5th position limiting structure, the 5th position limiting structure energy in the one side of the template component
Enough the stroke of the top plate member is limited to when being moved close to the direction of the template component in the top plate member；
Wherein, the stroke of the top plate member is more than or equal to 57mm and is less than or equal to 63mm.
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| CN201810606146.9A CN108724652B (en) | 2018-06-13 | 2018-06-13 | Mould structure |
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| CN114683500A (en) * | 2020-12-27 | 2022-07-01 | 上海庆良电子有限公司 | Product ejection device for automobile connector mold |
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| Publication number | Publication date |
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| CN108724652B (en) | 2024-04-26 |
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