CN208946734U - A kind of mold - Google Patents
A kind of mold Download PDFInfo
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- CN208946734U CN208946734U CN201920166636.1U CN201920166636U CN208946734U CN 208946734 U CN208946734 U CN 208946734U CN 201920166636 U CN201920166636 U CN 201920166636U CN 208946734 U CN208946734 U CN 208946734U
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- die
- mold
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Abstract
The utility model relates to technical field of mold, more particularly to a kind of higher mold of closing precision, mold include can relative motion along the vertical direction upper die and lower die, it further include upper recess prefabricated in upper mold, prefabricated lower concave part in lower die, two recess portions are used to coincide inserting with prefabricated rigid limit block upper and lower ends one-to-one correspondence in pre- molding and correspond press cooperation with two top pressure faces up and down of rigid limit block, to determine the design die-closed position of upper die and lower die；Mold further includes the guide pillars and bushes that identical inserting is molded in opposite directions with the design die-closed position for guiding upper die and lower die on the direction of front and rear, left and right, one of setting in guide pillars and bushes is in upper mold, another is arranged in lower die, there is the guide sleeve top pressure face towards guide post, guide post is equipped with for cooperating with guide sleeve top pressure face press when upper die and lower die are molded to determine that upper die and lower die reach the guide post stopping surface of design die-closed position in the up-down direction on guide sleeve.
Description
Technical field
The utility model relates to technical field of mold, and in particular to a kind of higher mold of closing precision.
Background technique
Mold is for ensuring that the tool of formed product, is widely used in industrial production, raw especially for batch
For the components of production, compared to other molding modes, adopt be molded with a mold process it is more convenient.It exists in the prior art
A plurality of types of molds such as injection molding, blow molding, extrusion, die casting, forging and forming, punching press, wherein using materials such as glass reinforced plastic and silica gel
It makes molding short cycle mold and is referred to as rapid shaping mould.This kind of mold is due to material and molding mode, without gold
Belong to the so accurate fit structure of mold, upper die and lower die complete carry out molding processing when, often occur upper mold and under
The inconsistent situation in the molding gap in molding gap and design between mould, it is too thick or too thin to thereby result in the product produced.
Therefore, there is an urgent need to develop a kind of molding control modes efficiently, accurate at present, to guarantee upper die and lower die in rapid shaping mould
Closing precision.
For the technical problem, a kind of molding control mode exists in the prior art, as shown in Figure 1, the molding controlling party
Formula is that the soft limit plates 3 such as asphalt plank are fixedly installed in the corresponding side surface of upper mold 1 or lower die 2, is closed in upper mold 1 and lower die 2
When mould, limit plate 3 is pressed therebetween, guarantees that the molding gap 4 between upper mold 1 and lower die 2 reaches the conjunction of design with this
Die clearance.
But in actual use, it since the material is soft for limit plate 3, is easy when upper mold 1 and lower die 2 mold
It deforms, causes molding gap that can change because of the size of mold clamping force, there are larger between the molding gap of design
Error, molding gap control it is more unstable.According to the limit plate of rigidity, in long-time clamping process, inevitably
The upper mold that can collide with or lower die equally will affect molding control precision, influence mold total quality and product quality.
Utility model content
The purpose of this utility model is to provide a kind of mold, with solve mold in the prior art upper die and lower die it
Between the technical issues of arrangement limit plate is unreliable come the mode that controls closing precision, the poor product quality that processes.
To achieve the above object, the technical solution of the utility model mold is: a kind of mold, including can phase along the vertical direction
It further include upper recess prefabricated in upper mold to the upper die and lower die of movement, prefabricated lower concave part in lower die, two recess portions are used for pre-
Coincide inserting and two top pressure face up and down with rigid limit block are corresponded with prefabricated rigid limit block upper and lower ends when molding
Press cooperation is corresponded, to determine the design die-closed position of upper die and lower die；Mold further includes coincideing inserting to guide upper mold
The guide pillars and bushes molded in opposite directions with design die-closed position of the lower die on the direction of front and rear, left and right, in guide pillars and bushes wherein
One is arranged in upper mold, another is arranged in lower die, has the guide sleeve top pressure face towards guide post on guide sleeve, and guide post is equipped with
For cooperating when upper die and lower die are molded with guide sleeve top pressure face press to determine that upper die and lower die reach in the up-down direction
To the guide post stopping surface of design die-closed position.
The utility model has the beneficial effects that:, in normal die closing operation, utilizing guide pillars and bushes in the utility model
Identical inserting realize upper die and lower die on front-rear direction and left and right directions in design die-closed position, utilize guide sleeve top pressure face
Realize that upper die and lower die are in design die-closed position in the up-down direction with guide post stopping surface.And it is arranged on upper die and lower die upper
Recess portion and lower concave part are to for cooperating with corresponding prefabricated rigid limit block, determine upper die and lower die when making mold
Design die-closed position on front and rear, left and right and up and down direction, accurately to install guide pillars and bushes.Moreover, by rigid limit
After position block takes out, upper and lower recess portion will not have any impact to subsequent die closing operation, avoid interfering, and guarantee closing precision.With
Limit plate is set between upper die and lower die to guarantee that the mode of closing precision is compared in the prior art, upper mold will not be damaged under
Mould, will not because of mold clamping force size and change molding gap, precision controlling is more accurate.
Further, the guide post includes upper and lower arrangement to form the body portion and positioning post part of annular step surface,
The guide sleeve has the identical location hole being adapted to of outer peripheral surface with the positioning post part, and guide sleeve end has and the annular table
The guide sleeve top pressure face of terrace block cooperation, the annular step surface constitute the guide post stopping surface.
The effect of this programme is, the annular step surface of guide post stopping surface is formed by being arranged on guide post, on guide sleeve
Guide sleeve top pressure face is set, the limit that moves towards of guide pillars and bushes in above-below direction can be limited, guarantee when guide post and
Above and below guide sleeve when block cooperation, upper die and lower die are in design die-closed position in the up-down direction.
Further, the upper recess is integrally formed in the upper deep gouge of upper mold bottom, and lower concave part is integrally formed under
Lower deep gouge at the top of mould.
The effect of this programme is that deep gouge is integrally formed in upper mold or lower die, and mold is more convenient when manufacturing.
Further, upper die and lower die include mold peripheral frame and be located in mold peripheral frame by glass reinforced plastic curing molding
Die main body, the upper recess are integrally formed on the die main body of upper mold, and lower concave part is integrally formed the die main body in lower die
On, guide pillars and bushes is accordingly installed in corresponding mold peripheral frame.
The effect of this programme is, upper recess and lower concave part are integrally formed on die main body, facilitate molding upper recess and
For being arranged on the die main body by glass reinforced plastic curing molding mold is additionally arranged in guide pillars and bushes by lower concave part
It is more convenient in peripheral frame, and the overall precision of mold peripheral frame is higher, and guide pillars and bushes is arranged in mold peripheral frame, is also conducive to
Control to closing precision.
Detailed description of the invention
Fig. 1 is the schematic diagram of rapid shaping mould closing precision control mode in the prior art；
Fig. 2 is the schematic diagram for assembling guide pillars and bushes in the utility model Die Embodiment when making mold；
Fig. 3 is the enlarged drawing in Fig. 2 at A；
Fig. 4 is when upper mould body in the utility model Die Embodiment, lower mold body and the press of rigid limit block cooperate
Schematic diagram；
Fig. 5 is the identical inserting schematic diagram of guide pillars and bushes in the utility model Die Embodiment；
Description of symbols: 1- upper mold；2- lower die；3- limit plate；4- molds gap；5- upper mould body；6- rigid limit
Block；The upper deep gouge of 7-；Deep gouge under 8-；9- lower mold body；10- guide post；11- body portion；12- positions post part；13- guide sleeve；14-
Upper mold peripheral frame；15- lower die peripheral frame.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment of the mold of the utility model in the present embodiment, by guide post 10 and is led as shown in Figures 2 to 5
Set 13 controls the molding essence of upper die and lower die in rapid shaping mould in the cooperation of front-rear direction, left and right directions and up and down direction
Degree, first have to do when making mold is exactly the specific installation site for determining guide post 10 and guide sleeve 13.Mould in the present embodiment
Having is rapid shaping mould, and in other embodiments, mold can be the not high mold of other itself precision.
As shown in Fig. 2, the mold in the present embodiment includes upper die and lower die that are positioned opposite up and down and can relatively moving,
Upper mold includes upper mold peripheral frame 14, and upper mold peripheral frame 14 is the downward opening box-like knot being encircled by four risers and a transverse slat
Structure, upper mold peripheral frame 14 are made of metal material.Upper mould body 5 is provided in upper mold peripheral frame 14, upper mould body 5 is consolidated by glass reinforced plastic
Chemical conversion type.Lower die includes lower die peripheral frame 15, and lower die peripheral frame 15 is opening up to be encircled by four risers and a transverse slat
Box-like structure, lower die peripheral frame 15 are made of metal material.Lower mold body 9 is provided in lower die peripheral frame 15, lower mold body 9 is by glass
Glass steel curing molding.Slot is offered in lower die peripheral frame 15, is inserted into for the yoke of fork truck to move moulds.
As shown in Figure 3 and Figure 4, upper mould body 5 and lower mold body 9 include the flange of a circle, in production upper mould body 5
When with lower mold body 9, it is integrally formed upper deep gouge 7 in the bottom of the flange of upper mould body 5, in the flange of lower mold body 9
Top is integrally formed lower deep gouge 8.Wherein, there are four upper deep gouge 7 and lower deep gouge 8 are respectively provided with, and set up separately in the quadrangle of mold.It is upper heavy
Slot 7 and lower deep gouge 8 are the rectangular channel that section is rectangle, and rectangular channel is having a size of 40mm*40mm*31mm, error 0.2mm, respectively
The equal reciprocal radius of the seamed edge of sink groove bottom is the fillet of 3mm.When making mold, with the prefabricated rigid limit block 6 of 45# steel, just
Property limited block 6 be 39.8mm*39.8mm*65mm cuboid metal block, the seamed edge of the upper/lower terminal of rigid limit block 6 falls
Radius is the fillet of 8mm.Certainly, in other embodiments, the shape of deep gouge is the other shapes in addition to rectangle, such as arc groove
Deng.The material of rigid limit block can be changed according to the actual situation, for example can choose the steel material of other trades mark.
Rigid limit block 6 can be with upper deep gouge 7 and lower deep gouge 8 in the up-down direction it can be seen from above each data
Coincide inserting, to realize the positioning to upper die and lower die on front-rear direction and left and right directions, so that upper die and lower die reach
Design die-closed position on front-rear direction and left and right directions.The height of rigid limit block 6 is greater than the sum of the groove depth of two deep gouges, wherein
Difference be design molding gap.The radius of corner of upper/lower terminal seamed edge is greater than the circle of deep gouge seamed edge in rigid limit block 6
Angular radius can guarantee that the upper end of rigid limit block 6 can press against the slot bottom of deep gouge 7, and lower end can press against lower deep gouge 8
Slot bottom.When the upper surface of rigid limit block 6 and the slot bottom of upper deep gouge 7 press and cooperate, the slot bottom of lower end surface and lower deep gouge 8 is pressed
When cooperation, the position of upper die and lower die in above-below direction has reached design die-closed position.
As shown in Figure 2 and Figure 5, the mold in the present embodiment further includes guide post 10 and guide sleeve 13, wherein the fixed peace of guide sleeve 13
In lower die peripheral frame 15, guide post 10 is mounted in upper mold peripheral frame 14.The generally sheath structure of guide sleeve 13, in the inside of guide sleeve 13
It is provided with the location hole extended up and down, guide post 10 includes the body portion 11 of top and the positioning post part 12 of lower part, matrix part
11 outer diameter is divided to be greater than the outer diameter for positioning post part 12, so that guide post 10 has annular step surface directed downwardly.Position post part 12
Outer diameter be adapted to the internal diameter of location hole in guide sleeve 13, size fit refer to when positioning post part 12 be inserted into it is fixed in guide sleeve 13
Behind the hole of position, position post part 12 outside wall surface and guide sleeve 13 inner wall can mutual block radially, prevent 10 He of guide post
The relative motion of guide sleeve 13 generation front-rear direction and left and right directions.
It in the present embodiment, is inserted into guide sleeve 13 when guide post 10 is adapted to, and the annular step surface of guide post 10 and guide sleeve 13
When base circle end face block cooperates, guide post 10 and guide sleeve 13 are in pre-determined bit rigging position.Guide sleeve 13 and annular step surface
Block cooperation is guide sleeve top pressure face, and annular step surface is guide post stopping surface.
Certainly, in other embodiments, guide sleeve can be mounted in upper mold peripheral frame, guide post is mounted on lower die peripheral frame
On.
In the present embodiment, the making step of mold is as follows:
Step 1, in the prefabricated upper deep gouge 7 in the bottom of upper mould body 5, in the prefabricated lower deep gouge 8 in the top of lower mold body 9, and
Preformed rigid limited block 6.
Step 2 starts pre- molding, rigid limit block 6 is inserted into upper deep gouge 7 or lower deep gouge 8, then in front and back
At least one of upper die and lower die are adjusted upward to right and left, make rigid limit block 6 with upper deep gouge 7 and lower deep gouge 8 preceding
It is corresponding in rear direction and left and right directions.Then, it moves toward one another upper die and lower die to be molded, when 6 both ends of rigid limit block
When being inserted into upper deep gouge 7 and lower deep gouge 8 respectively, upper die and lower die are in design in the relative position of front-rear direction and left and right directions
Die-closed position, upper die and lower die continue to mold, when rigid limit block 6 top surface and upper deep gouge 7 slot bottom block cooperate, bottom surface with
When the slot bottom block cooperation of lower deep gouge 8, upper die and lower die are in design die-closed position in the up-down direction, at this point, completing upper mold
With the pre- die closing operation of lower die.
Certainly, in other embodiments, rigid limit block can be separated in initial assembly with upper die and lower die, be adjusted
The front-rear direction and left and right directions of upper die and lower die make deep gouge 7 and lower deep gouge 8 and rigid limit block or more, left and right and front and back
It is corresponding, it then moves toward one another again upper die and lower die and is molded.
Step 3: being maintained at pre- die-closed position for upper die and lower die, by the guide post 10 in pre-determined bit rigging position and leads
Guide post 10 in set 13 is fixedly mounted in upper mold peripheral frame 14, and guide sleeve 13 is fixedly mounted in lower die peripheral frame 15, can specifically be adopted
With welding.Upper die and lower die die sinking, guide post 10 and guide sleeve 13 separate, and take out rigid limit block 6, obtain mould when normal use
Tool.
The design die-closed position of the pre-determined bit rigging position and mold of guide post 10 and guide sleeve 13 is corresponding, meanwhile, guide post 10
It respectively corresponds and is fixed in upper mold peripheral frame 14 and lower die peripheral frame 15 with guide sleeve 13.When being molded again, guide post 10 and guide sleeve
13 opposite plug together to when being pre-positioned rigging position, upper die and lower die are on front and rear, left and right and up and down direction design molding
Position thereby ensures that closing precision of the upper die and lower die on front and rear, left and right and up and down direction.
In the present embodiment, upper deep gouge 7 constitutes the upper recess being integrally formed in upper mould body 5, and lower deep gouge 8 constitutes one
The body formed lower concave part in lower mold body 9.In other embodiments, upper recess fission is fixed in upper mold, and lower concave part fission is solid
It is scheduled in lower die.In the present embodiment, the bottom of upper mold is arranged in upper recess, and the top of lower die is arranged in lower concave part, other implementations
In example, upper recess be can be set in the side of upper mold, and lower concave part can be correspondingly arranged at the side of lower die, as long as realizing upper recess
It is corresponding with lower concave part position.
In the present embodiment, the slot bottom bottom surface of deep gouge constitutes recess portion top pressure face, and in the present embodiment, recess portion top pressure face is recess portion
Bottom surface, in other embodiments, if being provided projectingly the structures such as limited block inwardly in recess portion, at this point, press block with rigidity
The face of the press cooperation of limited block 6 is recess portion top pressure face.
In the present embodiment, the top surface of rigid limit block 6 is upper top pressure face, and bottom surface is lower top pressure face.In the present embodiment, rigidity
Limited block 6 is the simple cuboid of structure, and accordingly, upper recess and lower concave part correspond to arrangement in the up-down direction, other implementations
In example, rigid limit block is the rigid member of multiple bending, and the top and bottom of rigid limit block are in upper and lower, left and right and front-rear direction
On do not correspond to, still, since rigid limit block is rigid member, the both ends of rigid limit block up and down, on left and right and front-rear direction
All have the positional relationship of setting.
In the present embodiment, guide post 10 and guide sleeve 13 are mounted in mold peripheral frame, can be by 10 He of guide post in other embodiments
Guide sleeve 13 is fixedly mounted on die main body.In the present embodiment, upper mold peripheral frame 14 and lower die peripheral frame 15 are mold peripheral frame, mold
The machining accuracy of peripheral frame is greater than the machining accuracy of die main body, and therefore, guide post 10 and guide sleeve 13 are mounted in mold peripheral frame,
Guarantee precision of the upper die and lower die in open mold.
In other embodiments, upper recess, the size of lower concave part can be increased and decreased according to the actual situation.
Claims (4)
1. a kind of mold, including can relative motion along the vertical direction upper die and lower die, it is characterised in that: further include pre- in upper mold
The upper recess of system, prefabricated lower concave part in lower die, two recess portions be used in pre- molding with prefabricated rigid limit block upper and lower ends
It corresponds and coincide inserting and correspond press cooperation with two top pressure faces up and down of rigid limit block, to determine upper die and lower die
Design die-closed position；
Mold further includes that identical inserting is molded in opposite directions with the design die-closed position for guiding upper die and lower die on the direction of front and rear, left and right
Guide pillars and bushes, in upper mold, another is arranged in lower die one of setting in guide pillars and bushes, has on guide sleeve
Towards the guide sleeve top pressure face of guide post, guide post is equipped with for cooperating when upper die and lower die are molded with guide sleeve top pressure face press
To determine that upper die and lower die reach the guide post stopping surface of design die-closed position in the up-down direction.
2. mold according to claim 1, it is characterised in that: the guide post includes arranging up and down to form annular step surface
Body portion and positioning post part, the guide sleeve has to coincide the location hole that is adapted to the outer peripheral surface of the positioning post part,
Guide sleeve end has the guide sleeve top pressure face cooperated with the annular step surface block, leads described in the annular step surface composition
Column stopping surface.
3. mold according to claim 1, it is characterised in that: the upper recess is integrally formed in the upper heavy of upper mold bottom
Slot, lower concave part are integrally formed the lower deep gouge at the top of lower die.
4. mold according to claim 1 or 2 or 3, it is characterised in that: upper die and lower die include mold peripheral frame and are located at
The die main body by glass reinforced plastic curing molding in mold peripheral frame, the upper recess are integrally formed on the die main body of upper mold,
Lower concave part is integrally formed on the die main body of lower die, and guide pillars and bushes is accordingly installed in corresponding mold peripheral frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920166636.1U CN208946734U (en) | 2019-01-30 | 2019-01-30 | A kind of mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920166636.1U CN208946734U (en) | 2019-01-30 | 2019-01-30 | A kind of mold |
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| Publication Number | Publication Date |
|---|---|
| CN208946734U true CN208946734U (en) | 2019-06-07 |
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ID=66745916
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| CN201920166636.1U Active CN208946734U (en) | 2019-01-30 | 2019-01-30 | A kind of mold |
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| CN (1) | CN208946734U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109605813A (en) * | 2019-01-30 | 2019-04-12 | 郑州宇通模具有限公司 | A kind of mold clamping accuracy control method and mold |
-
2019
- 2019-01-30 CN CN201920166636.1U patent/CN208946734U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109605813A (en) * | 2019-01-30 | 2019-04-12 | 郑州宇通模具有限公司 | A kind of mold clamping accuracy control method and mold |
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Address after: 450000 Factory No. 4, 366, Northwest corner of the junction of 25th Street and Qihang Road, Zhengzhou Economic and Technological Development Zone, Henan Province Patentee after: Zhengzhou Yucheng mould Co.,Ltd. Address before: 450000 Factory No. 4, 366, Northwest corner of the junction of 25th Street and Qihang Road, Zhengzhou Economic and Technological Development Zone, Henan Province Patentee before: ZHENGZHOU YUTONG MOULD Co.,Ltd. |