CN209440634U - A kind of combined type mold core - Google Patents
A kind of combined type mold core Download PDFInfo
- Publication number
- CN209440634U CN209440634U CN201822233784.9U CN201822233784U CN209440634U CN 209440634 U CN209440634 U CN 209440634U CN 201822233784 U CN201822233784 U CN 201822233784U CN 209440634 U CN209440634 U CN 209440634U
- Authority
- CN
- China
- Prior art keywords
- bar blocks
- sleeve assembly
- mold core
- combined type
- type mold
- 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.)
- Expired - Fee Related
Links
Abstract
The purpose of this utility model is to propose a kind of combined type mold core, to facilitate the production of industrial belt.The combined type mold core of the utility model includes central axis and columnar sleeve assembly, and sleeve assembly is sheathed on central axis, and the outer surface of central axis and the inner surface of sleeve assembly are equipped with mutually matched screw thread；The sleeve assembly is made of several bar blocks, it include the first bar blocks and at least one second bar blocks that at least two sections are fan ring-shaped in the bar blocks, the section of second bar blocks is arc, and the width of the second bar blocks is gradually reduced outside by central axial；The sleeve assembly further includes for by the relatively-stationary fixing piece of bar blocks.The utility model uses the coiling molding that unique combined type mold core rolls up for belt, the combined type mold core stable structure, and stripping operation is very simple and easy, and labor intensity is low, is very suitable for the production of industrial belt volume.
Description
Technical field
The utility model relates to industrial belt manufacturing equipment technical fields, and in particular to the mould in industrial belt production process
Core and application method.
Background technique
When industrial belt manufactures, molded belt volume needs to vulcanize by high steam.After belt volume completes vulcanization,
It also to be carried out again after demoulding, be ground, cut finished product.In traditional handicraft, the demoulding of belt volume is to roll up just to complete sulphur in belt
Change, when still having high temperature, is demoulded by impregnating liquid parting.This stripping means, liquid parting can make belt roll up interior appearance
Face is uneven or even plays pimple, increases difficulty for subsequent grinding process, and reduce the utilization rate of belt volume, reduces
The quality of product.In current new technology, there is the method using the demoulding of physics hard force, this method is pushed away using the multiple of periphery
Bar clamping belt volume, then demoulds in such a way that the hydraulic mandril of bottom up ejects mold core.This kind of stripping means
Since the pressure between belt and mold core is larger, knockout course is more difficult.
Utility model content
The purpose of this utility model is to propose a kind of combined type mold core, to facilitate the production of industrial belt.
The combined type mold core of the utility model includes central axis and columnar sleeve assembly, and sleeve assembly is sheathed on center
On axis, the outer surface of central axis and the inner surface of sleeve assembly are equipped with mutually matched screw thread；The sleeve assembly is by several
A bar blocks composition, include in the bar blocks at least two sections be fan the first bar blocks of ring-shaped at least one second
Bar blocks, the section of second bar blocks is arc, and the width of the second bar blocks is gradually reduced outside by central axial；It is described
Sleeve assembly further includes for by the relatively-stationary fixing piece of bar blocks.
The application method of combinations of the above formula mold core includes group mould and demoulding, in which:
Steps are as follows for described group of mould: being first placed in together each bar blocks and forms cylindrical shape, then utilizes fixation
Part is relatively fixed by bar blocks, and central axis is finally screwed into the centre of sleeve assembly again, and central axis and sleeve assembly are assembled
Together, complete gang mould.After complete gang mould, which can be used for rolling for belt.All bar blocks combinations after group mould
At the cylinder-like structure of stable structure, sleeve assembly is provided radial support force by central axis, therefore can bear higher pressure
Power meets the coiling molding demand of belt volume.
The demoulding step is as follows: central axis being screwed out sleeve assembly first, then removes fixing piece, then by the second bar shaped
Block is pushed to the middle line direction of sleeve assembly, makes between each bar blocks no longer mutual extrusion, can be to the middle line of sleeve assembly
Direction is mobile, separates so that sleeve assembly be made to roll up with belt, realizes demoulding.In above-mentioned knockout course, do not need mold core
The frictional force of belt is overcome relative to belt spool to movement, and operation is very simple, and labor intensity is low, while not needing special
Extractor.
Specifically, the end face of the bar blocks is equipped with stud outstanding, and the fixing piece is positioning Circular Plate, described fixed
Circle of position ring flat-plate is equipped with location hole in the position of corresponding stud, and the stud passes through location hole, is screwed with nut on the stud, thus
Positioning Circular Plate is fixedly connected with bar blocks.In group mould, by positioning the cooperation of Circular Plate and stud, bar shaped can be limited
Block moves in outward direction, and central axis can limit bar blocks to center position movement, to ensure that the stability of mold core.
Further, the side of the bar blocks is equipped with the limiting slot perpendicular to central axis axial direction, the phase of adjacent bar block
The limiting slot for connecing side is entrenched togather.By limiting slot axial shifting can be done relative to other bar blocks to avoid single bar blocks
Dynamic, and limiting slot is axial due to being perpendicular to central axis, bar blocks are towards central axis direction when can't hinder demoulding
Movement.
The utility model uses the coiling molding that unique combined type mold core rolls up for belt, the combined type mold core knot
Structure is stablized, and stripping operation is very simple and easy, and labor intensity is low, is very suitable for the production of industrial belt volume.
Detailed description of the invention
Fig. 1 is the structural schematic diagram (including positioning Circular Plate) of the combined type mold core of the utility model.
Fig. 2 is the structural schematic diagram (not including positioning Circular Plate) of the combined type mold core of the utility model.
Fig. 3 is the structural schematic diagram for positioning Circular Plate.
Fig. 4 is the side structure schematic diagram of bar blocks.
Fig. 5 is demoulding schematic diagram.
Attached drawing mark: 1, central axis；2, sleeve assembly；21, the first bar blocks；22, the second bar blocks；23, stud；24,
Position Circular Plate；25, nut；26, limiting slot；27, location hole；3, belt is rolled up.
Specific embodiment
It is such as involved to specific embodiment of the present utility model by the description to embodiment below against attached drawing
The shape of each component, construction, the mutual alignment between each section and connection relationship, the effect of each section and working principle etc. make
It is further to be described in detail.
Embodiment 1:
The present embodiment proposes a kind of combined type mold core and its application method, to facilitate the production of industrial belt.
As shown in Figure 1, 2, the combined type mold core of the present embodiment includes central axis 1 and columnar sleeve assembly 2, axle sleeve group
Part 2 is sheathed on central axis 1, and the outer surface of central axis 1 and the inner surface of sleeve assembly 2 are equipped with mutually matched screw thread；It is described
Sleeve assembly 2 is made of several bar blocks, includes first that at least three sections are fan ring-shaped in the bar blocks
Shape block 21 and second bar blocks 22, the sections of second bar blocks 22 are arc, and the width of the second bar blocks 22 by
Central axis 1 is gradually reduced outward；The end face of bar blocks is equipped with stud 23 outstanding；As shown in figure 3, the sleeve assembly 2 also wraps
It includes for by the relatively-stationary positioning Circular Plate 24 of bar blocks, it is fixed that the positioning Circular Plate 24 is equipped in the position of corresponding stud 23
Position hole 27, the stud 23 pass through location hole 27, are screwed with nut 25 on the stud 23, thus will positioning Circular Plate 24 and bar shaped
Block is fixedly connected.
The application method of combinations of the above formula mold core includes group mould and demoulding, in which:
Steps are as follows for described group of mould: being first placed in together each bar blocks and forms cylindrical shape, then passes through positioning
Circular Plate 24 and the cooperation of stud 23 are relatively fixed by bar blocks, then central axis 1 is screwed into the centre of sleeve assembly 2, will in
Mandrel 1 is assembled together with sleeve assembly 2, complete gang mould.After complete gang mould, which can be used for rolling for belt.Group
All bar blocks and positioning Circular Plate 24 are combined into the cylinder-like structure of stable structure after mould, and sleeve assembly 2 is mentioned by central axis 1
For radial support force, therefore higher pressure can be born, meet the coiling molding demand of belt volume.
The demoulding step is as follows: central axis 1 being screwed out sleeve assembly 2 first, then removes fixing piece, for another example Fig. 5 institute
Show, the second bar blocks 22 are pushed to the middle line direction (i.e. arrow direction in figure) of sleeve assembly 2, are made between each bar blocks not
Mutual extrusion again, can be mobile to the middle line direction of sleeve assembly 2, separates, realizes de- so that sleeve assembly 2 be made to roll up 3 with belt
Mould.In above-mentioned knockout course, the frictional force that mold core is overcome to belt is not needed relative to 3 axial movement of belt volume, is grasped
Work is very simple, and labor intensity is low, while not needing special extractor.
As shown in figure 4, the side of bar blocks is equipped with the limiting slot 26 axial perpendicular to central axis 1, adjacent in the present embodiment
The limiting slot 26 of the side that connects of bar blocks is entrenched togather.It can be to avoid single bar blocks relative to other by limiting slot 26
Bar blocks axially move, and limiting slot 26 is axial due to being perpendicular to central axis 1, bar shaped when can't hinder demoulding
Movement of the block towards 1 direction of central axis.
The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model specifically design not by
The limitation of aforesaid way, as long as the improvement for the various unsubstantialities that the conception and technical scheme for using the utility model carry out,
Or it is not improved the conception and technical scheme of the utility model are directly applied into other occasions, in the guarantor of the utility model
Within the scope of shield.
Claims (3)
1. a kind of combined type mold core, it is characterised in that including central axis and columnar sleeve assembly, during sleeve assembly is sheathed on
In mandrel, the outer surface of central axis and the inner surface of sleeve assembly are equipped with mutually matched screw thread；If the sleeve assembly be by
Dry bar blocks composition, include in the bar blocks at least two sections be fan the first bar blocks of ring-shaped at least one the
Two bar blocks, the section of second bar blocks is arc, and the width of the second bar blocks is gradually reduced outside by central axial；Institute
Stating sleeve assembly further includes for by the relatively-stationary fixing piece of bar blocks.
2. combined type mold core according to claim 1, it is characterised in that the end face of the bar blocks is equipped with stud outstanding,
The fixing piece is positioning Circular Plate, and the positioning Circular Plate is equipped with location hole in the position of corresponding stud, and the stud passes through
Location hole is screwed with nut on the stud, so that positioning Circular Plate is fixedly connected with bar blocks.
3. combined type mold core according to claim 1, it is characterised in that the side of the bar blocks is equipped with perpendicular to center
The limiting slot of the limiting slot of axis axial direction, the side that connects of adjacent bar block is entrenched togather.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822233784.9U CN209440634U (en) | 2018-12-28 | 2018-12-28 | A kind of combined type mold core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822233784.9U CN209440634U (en) | 2018-12-28 | 2018-12-28 | A kind of combined type mold core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209440634U true CN209440634U (en) | 2019-09-27 |
Family
ID=68016053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822233784.9U Expired - Fee Related CN209440634U (en) | 2018-12-28 | 2018-12-28 | A kind of combined type mold core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209440634U (en) |
-
2018
- 2018-12-28 CN CN201822233784.9U patent/CN209440634U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190927 Termination date: 20191228 |