CN202781518U - Air exhaust block - Google Patents
Air exhaust block Download PDFInfo
- Publication number
- CN202781518U CN202781518U CN 201220465719 CN201220465719U CN202781518U CN 202781518 U CN202781518 U CN 202781518U CN 201220465719 CN201220465719 CN 201220465719 CN 201220465719 U CN201220465719 U CN 201220465719U CN 202781518 U CN202781518 U CN 202781518U
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- Prior art keywords
- block
- cell block
- exhaust
- screen
- cell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses an air exhaust block which comprises a body and a plurality of air exhaust grooves which are formed along the body vertically. The air exhaust block is characterized in that the opening widths at the lower ends of the air exhaust grooves are greater than the opening widths of the upper ends of the air exhaust grooves. The air exhaust block provided by the utility model is simple in structure, is easy to manufacture and assemble, is stable in product quality, and meanwhile improves the air exhaust performance greatly.
Description
Technical field
The utility model relates to a kind of mold bumping device, especially relates to the exhaust block in a kind of mold bumping device, belongs to mould manufacturing field.
Background technology
Exhaust block is a kind of common exhaust apparatus in the mould.In the prior art, exhaust block is generally mutually agreed with by two cell blocks and forms.A good exhaust block should be simple in structure, and process, assemble easily, constant product quality, its exhaust performance is very good simultaneously.
Existing exhaust block has the following disadvantages: 1. two of existing exhaust block cell blocks are in order mutually to agree with, often two cell blocks are designed to different planforms, will cause the cooperation that also needs to consider two kinds of difform cell blocks in the cell block process like this, and actual processing, certainly will there be mismachining tolerance in the use, the disturbing factors such as material deformation, and its mismachining tolerance of difform exhaust block, the material deformation degree is different, can increase so on the one hand the degree of difficulty of exhaust block processing, unstable product quality, so that two cell blocks of exhaust block also are difficult to accomplish mutually to agree with in actual use, two cell blocks of exhaust block also are easy to because deformation degree difference causes smoothly exhaust of exhaust block simultaneously; 2. although existing exhaust block all includes exhaust clearance, the up and down gap width of its exhaust clearance is identical.For preventing being in the plastics of molten condition from the exhaust clearance seepage, the width of exhaust clearance is conditional, but existing exhaust block is because the up and down gap width of its exhaust clearance is identical, can cause when the needs capacity is large, the gas that enters exhaust clearance top can not be discharged from the exhaust clearance bottom very soon, so that product can not reach processing request.
The utility model content
In order to overcome the deficiencies in the prior art, it is a kind of simple in structure that the purpose of this utility model is to provide, and processes, assembles easily, constant product quality, the simultaneously extraordinary exhaust block of exhaust performance.
The utility model is achieved through the following technical solutions:
A kind of exhaust block comprises body and some air discharge ducts of offering along described body vertical direction, it is characterized in that, the A/F of the lower end of described air discharge duct is larger than the A/F of described air discharge duct upper end.
Further, described exhaust block is any in rectangular block, terrace with edge or the cylinder.
Further, described exhaust block is made of embedding two cell blocks, described exhaust block comprises A cell block and B cell block, two relative one sides of cell block are respectively equipped with a plurality of screens arranged side by side, the screen of the screen of described A cell block and B cell block is crisscross arranged, the screen of described A cell block or B cell block is embedded in the clearance space between the adjacent screen of another cell block, after chimeric, the gap of reserving between the screen of the screen of described A cell block and the B cell block that is adjacent consists of above-mentioned air discharge duct, and described screen cross section is trapezoidal.
Further, the top of described A cell block or B cell block or bottom are provided with a shrouding parallel with its screen, and the position of corresponding described shrouding, the top of another cell block or bottom are provided with the card rank of agreeing with described shrouding shape accordingly.
Further, described A cell block or the lateral surface of B cell block shrouding and the outer wall of another cell block are connected smoothly.
The beneficial effects of the utility model are: exhaust block described in the utility model is simple in structure, processes, assembles easily, and constant product quality has been improved exhaust performance simultaneously greatly.
Description of drawings
Fig. 1 is the perspective view of exhaust block described in the utility model;
Fig. 2 is the perspective view of a cell block in the exhaust block described in the utility model;
Fig. 3 is the cutaway view of exhaust block described in the utility model.
Main Reference numeral implication is among the figure:
1, shrouding 2, screen 4, card rank 5, air discharge duct 6, body.
The specific embodiment
Below in conjunction with accompanying drawing, describe the specific embodiment of the present utility model in detail:
Fig. 1 is the perspective view of exhaust block described in the utility model; Fig. 2 is the cutaway view of the described exhaust block of Fig. 1.
Shown in Fig. 1-2, a kind of exhaust block comprises body 6 and, it is characterized in that the width of Width air discharge duct 5 upper ends of the lower end of air discharge duct 5 is large along the air discharge duct 5 that the body vertical direction is offered.
As preferred embodiment of the present utility model, exhaust block can be in rectangular block, terrace with edge or the cylinder any, certainly those skilled in the art can be according to the exhaust block of other shapes of actual selection, equally, the utility model is not limited the concrete width of the upper and lower port of the material of exhaust block, air discharge duct yet, and those skilled in the art can be selected according to reality equally.
Further, as preferred embodiment of the present utility model, exhaust block is made of embedding two cell blocks, exhaust block comprises A cell block and B cell block, two relative one sides of cell block are respectively equipped with a plurality of screens arranged side by side 2, the screen 2 of A cell block is crisscross arranged with the screen 2 of B cell block, the screen 2 of A cell block or B cell block is embedded in the clearance space between the adjacent screen 2 of another cell block, after chimeric, the gap of reserving between the screen 2 of the screen 2 of A cell block and the B cell block that is adjacent consists of above-mentioned air discharge duct 5.
Further, as preferred embodiment of the present utility model, the top of A cell block or B cell block or bottom are provided with a shrouding 1 parallel with its screen 2, and the position of corresponding shrouding 1, the top of another cell block or bottom are provided with the card rank 4 of agreeing with shrouding 1 shape accordingly.
Further, as preferred embodiment of the present utility model, A cell block or the lateral surface of B cell block shrouding 1 and the outer wall of another cell block are connected smoothly.
When reality was used, screen 2 shape of cross sections were preferably trapezoidal.Preferably the shrouding 1 with cell block docks mutually with the card rank 4 of another cell block respectively, and the screen 2 of two cell blocks is agreed with respectively to form air discharge duct 5 mutually, so just can form a complete exhaust block and is used.In addition, during use, exhaust block vertically should be placed, air discharge duct 5 both ends opens are vertically connected up and down, and the side that 5 openings of air discharge duct in the exhaust block are little is as the exhaust block upper surface, plastic melt flows through from the exhaust block upper surface.Further, as preferably, should with length in air discharge duct 5 cross sections direction and the plastic melt flow direction of long groove be consistent, so just can be so that better exhaust of exhaust block.
As shown in Figure 3, two cell blocks of exhaust block of the present utility model are in process, the width a of the upper end of screen 2 is larger than the width b of the lower end of screen 2, and the screen 2 of two cell blocks agrees with formation air discharge duct 5 mutually, so so that the aperture slots width of air discharge duct 5 upper ends than the aperture slots width of the lower end of air discharge duct 5 come little, during use, the upper end of exhaust block exhaust clearance contacts with the plastics that are in molten condition, gas wherein just enters exhaust block by the upper end of exhaust block exhaust clearance, because the gap width of the lower end of exhaust clearance is larger than the gap width of the upper end of exhaust clearance, so just guaranteed to enter the gas of exhaust clearance upper end quickly from the discharge of exhaust clearance lower end, so that product reaches processing request.
Exhaust block described in the utility model is simple in structure, processes, assembles easily, and constant product quality has been improved exhaust performance simultaneously greatly.
Below disclose the utility model with preferred embodiment, so it is not to limit the utility model, and all employings are equal to replaces or technical scheme that the equivalent transformation mode obtains, all drops within the protection domain of the present utility model.
Claims (5)
1. an exhaust block comprises body and some air discharge ducts of offering along described body vertical direction, it is characterized in that, the A/F of the lower end of described air discharge duct is larger than the A/F of described air discharge duct upper end.
2. a kind of exhaust block according to claim 1 is characterized in that, described exhaust block is any in rectangular block, terrace with edge or the cylinder.
3. a kind of exhaust block according to claim 1 and 2, it is characterized in that, described exhaust block is made of embedding two cell blocks, described exhaust block comprises A cell block and B cell block, two relative one sides of cell block are respectively equipped with a plurality of screens arranged side by side, the screen of the screen of described A cell block and B cell block is crisscross arranged, the screen of described A cell block or B cell block is embedded in the clearance space between the adjacent screen of another cell block, after chimeric, the gap of reserving between the screen of the screen of described A cell block and the B cell block that is adjacent consists of above-mentioned air discharge duct, and the cross section of described screen is trapezoidal.
4. a kind of exhaust block according to claim 3, it is characterized in that, the top of described A cell block or B cell block or bottom are provided with a shrouding parallel with its screen, and the position of corresponding described shrouding, the top of another cell block or bottom are provided with the card rank of agreeing with described shrouding shape accordingly.
5. a kind of exhaust block according to claim 4 is characterized in that, described A cell block or the lateral surface of B cell block shrouding and the outer wall of another cell block are connected smoothly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220465719 CN202781518U (en) | 2012-09-13 | 2012-09-13 | Air exhaust block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220465719 CN202781518U (en) | 2012-09-13 | 2012-09-13 | Air exhaust block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202781518U true CN202781518U (en) | 2013-03-13 |
Family
ID=47808847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220465719 Expired - Fee Related CN202781518U (en) | 2012-09-13 | 2012-09-13 | Air exhaust block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202781518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806615A (en) * | 2012-09-13 | 2012-12-05 | 晟扬精密模具（昆山）有限公司 | Exhaust block |
-
2012
- 2012-09-13 CN CN 201220465719 patent/CN202781518U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806615A (en) * | 2012-09-13 | 2012-12-05 | 晟扬精密模具（昆山）有限公司 | Exhaust block |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20130913 |