CN201136268Y - Positioning apparatus for charging barrel of plastic jetting-molding machine - Google Patents
Positioning apparatus for charging barrel of plastic jetting-molding machine Download PDFInfo
- Publication number
- CN201136268Y CN201136268Y CNU2007201838558U CN200720183855U CN201136268Y CN 201136268 Y CN201136268 Y CN 201136268Y CN U2007201838558 U CNU2007201838558 U CN U2007201838558U CN 200720183855 U CN200720183855 U CN 200720183855U CN 201136268 Y CN201136268 Y CN 201136268Y
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- CN
- China
- Prior art keywords
- barrel
- pressing plate
- header board
- platform header
- stuff
- 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
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a stuff canister positioning device of an injection molding machine. The positioning device comprises an injection station front plate (2) and a stuff canister (3) arranged in the stuff canister positioning hole of the injection station front plate (2), and also comprises a stuff canister press plate (1). The upper half part of the stuff canister positioning hole is an opening (2.2) used for enabling the stuff canister to vertically enter in or out, while the lower haft part of the stuff canister positioning hole is a groove used for positioning the stuff canister (3), the stuff canister press plate (1) is detachably connected with the injection station front plate (2), and the bottom surface of the stuff canister press plate (1) is at least contacted with the top part of the stuff canister (3). The device facilitates the disassembly and the assembly of the stuff canister very much, thereby improving the working efficiency, at the same time, the clearance between the stuff canister and the injection station front plate is eliminated, thereby reducing the sag of the front end of the stuff canister, and ensuring the whole injection process to be carried out normally.
Description
Technical field
The utility model relates to a kind of injection machine, specifically is a kind of injecting machine material tube positioner.
Background technology
An injection machine is for adapting to several different injection pressures of processing and the plastic product of weight, general barrel and the cooperation screw rod within it that has all disposed several different size diameters, during the injection different product, need be from penetrating the dismounting of platform header board and changing barrel and screw rod.The barrel positioner of prior art injection machine adopts the barrel afterbody is inserted the structure that limits its axial float in the locating hole of penetrating the platform header board, again at its tail end with nut, simultaneously to pack into and split out conveniently in order to guarantee, it is that the external diameter of barrel afterbody is less than the internal diameter of penetrating platform header board locating hole that localization part has adopted the matched in clearance of pine.But this structure has the following disadvantages:
1, because the injection machine of all kinds specification of prior art dismounting barrel all is to take out from penetrating platform header board the place ahead, because barrel will break away from the cooperate section long with penetrating the platform header board, whole unloading process is complicated, thereby influences operating efficiency.
2, since barrel with penetrate the platform header board and adopt the matched in clearance location, and whole barrel is in cantilever position, and the draw ratio of barrel is generally about 25: 1, and the draw ratio of localization part is generally about 3.5: 1, the front end of barrel can be sagging like this, because localization part is a matched in clearance, make barrel produce bigger sag of chain, it forces the screw rod in the tube also sagging, cause the gap of screw rod and barrel decentraction and screw rod and material tube inner wall inhomogeneous, cause the screw rod rotation like this and move difficulty, and then influence normally carrying out of whole injection process.
The utility model content
The technical problems to be solved in the utility model is, overcome the shortcoming of above prior art, packing into and dismantling all simple and convenient to increase work efficiency, to eliminate simultaneously barrel and the gap of penetrating the platform header board to reduce barrel front end sag of chain and then to guarantee the injecting machine material tube positioner that whole injection process normally carries out of a kind of barrel is provided.
Technical solution of the present utility model is, a kind of injecting machine material tube positioner is provided, and comprises penetrating the platform header board and placing barrel in the barrel locating hole of penetrating the platform header board, and it also comprises the barrel pressing plate; The first half of described barrel locating hole is the opening of the vertical turnover of feed tube, and the Lower Half of described barrel locating hole is for placing the groove of barrel, and described barrel pressing plate is removable the connection with penetrating the platform header board, and the bottom surface of described barrel pressing plate contacts with the barrel top at least.
After adopting above structure, the utility model injecting machine material tube positioner compared with prior art has the following advantages:
1, because the barrel hole first half is the opening of the vertical turnover of feed tube, and described barrel pressing plate is removable the connection with penetrating the platform header board, like this, the installation and removal of barrel are just very convenient, only need removable connection is unclamped as unscrewing fastening bolt, unload lower platen, barrel just can directly be sling, it is simple to operation, has improved operating efficiency.
2, the bottom surface owing to the barrel pressing plate contacts with the barrel top at least, promptly the top of barrel is compressed by the barrel pressing plate at least, also be that whole barrel is compressed by pressing plate, like this, eliminated barrel and penetrated gap between the platform header board, reduced the sag of chain of barrel front end, made screw rod and barrel concentric and gap screw rod and material tube inner wall is even, guaranteed screw rod rotation and mobile smooth and easy like this, and then guaranteed that whole injection process normally carries out.
As improvement:
The groove of described placement barrel refers to the semi-circular groove that matches with barrel cylindrical shape and size.
The bottom surface of described barrel pressing plate contacts with the barrel top surface, and the bottom surface that is preferably the barrel pressing plate contacts with upper side with the barrel top.
Seam vertical plane that the bottom surface of described pressing plate matches for the circular arc binding face that matches with the top and the top cylindrical shape of barrel, with the vertical wall of opening and the baseplane that matches with the plane, top of penetrating the platform header board of opening both sides.
By above improvement, make the contact area of barrel and barrel pressing plate bigger, its locating effect is better.
As further improvement, described barrel pressing plate is removable the connection to refer to be spirally connected with penetrating the platform header board: the through hole that passes for bolt is arranged on the pressing plate, corresponding with it penetrating has the screwed hole that screws in for bolt on the platform header board, with bolt through the barrel pressing plate with penetrate the platform header board barrel is tightened up, like this, make packing into and dismantling more simple and convenient of barrel.
Description of drawings
Fig. 1 is the structural representation (screw rod and fastening bolt in the not shown barrel) of the utility model injecting machine material tube positioner.
Fig. 2 is the schematic top plan view of the utility model injecting machine material tube positioner.
Fig. 3 be the utility model injecting machine material tube positioner penetrate platform front board structure schematic diagram
Fig. 4 is the pressure plate structure schematic diagram of the utility model injecting machine material tube positioner.
Shown in the figure
1, pressing plate, 1.1, the circular arc binding face (semicircle locating hole) of pressing plate bottom surface, 1.2, the bolt hole on the pressing plate, 1.3, the baseplane of pressing plate, 1.4, the vertical plane of pressing plate seam;
2, penetrate the platform header board, 2.1, the semi-circular groove of penetrating the platform header board, 2.2, penetrate the opening of platform header board, 2.3, penetrate the screwed hole on the platform header board, 2.4, the vertical plane of opening, 2.5, the opening both sides penetrate the plane, top of platform header board.
3, barrel.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4.
The utility model injecting machine material tube positioner comprises and penetrates platform header board 2 and place the barrel of penetrating in the platform header board 2 barrel locating holes 3.It also comprises barrel pressing plate 1.The first half of described barrel locating hole is the opening 2.2 of feed tube 3 vertical turnover, and the Lower Half of described barrel locating hole is for placing the groove of barrel 3, that is, the barrel locating hole is actually an open recess.The groove present embodiment of described placement barrel 3 adopts the semi-circular groove (hole) 2.1 that matches with barrel 3 cylindrical shapes and size.Its upper opening 2.2 present embodiments adopt vertical openings, and its effect is " feed tube 3 vertically passes in and out ".The bottom surface of described barrel pressing plate 1 contacts with barrel 3 tops at least, the bottom surface that is described barrel pressing plate compresses the barrel top at least, in other words, face or the line of the bottom surface of described barrel pressing plate 1 for compressing with barrel 3 tops at least, certainly, general employing face contact rather than line contact, the bottom surface that is preferably barrel pressing plate 1 contacts with upper side with barrel 3 tops.The baseplane 1.3 that the bottom surface of present embodiment barrel pressing plate 1 is adopted the seam vertical plane 1.4 that matches with the top of barrel 3 and circular arc binding face 1.1 that top cylindrical shape matches and with the wall 2.4 of vertical openings 2.2 and matched with the plane, top 2.5 of penetrating platform header board 2 of opening 2.2 both sides.Adopt and the top of barrel 3 and the circular arc binding face 1.1 that top cylindrical shape matches the bottom surface of above-mentioned pressing plate 1, in other words is exactly top and top that the bottom surface of described barrel pressing plate 1 is pressed on barrel 1.
Described barrel pressing plate 1 is removable the connection with penetrating platform header board 2, present embodiment is for to be spirally connected: the through hole 1.2 that passes for bolt (bolt is not shown) is arranged on the pressing plate 1, corresponding with it penetrating has the screwed hole 2.3 that screws in for bolt on the platform header board 2, barrel by bolt through the barrel pressing plate with penetrate the platform header board and tighten up.
When need dismounting barrel 3, unclamp hold-down bolt, pull down pressing plate 1, directly lift by crane barrel 3 and get final product.
The utility model not only limits to above embodiment, its concrete structure allows variation, the bottom surface of pressing plate 1 arc surface that also can be only match for top cylindrical as described with barrel, even do not establish arc surface and only establish the lower protruding block that can compress the barrel top, its penetrate the semicircular size of platform header board groove also can be obviously greater than the outside dimension of barrel, it penetrates that platform header board groove also can be open top and the bottom is a shape such as square, like this, the size of the barrel external diameter that its positioner is suitable for is just more, be that its adaptive surface is wider, and the wall thickness of barrel is generally thicker, the possibility that promptly is crushed is very little, so still do not influence the advantage of using and having of this positioner, certainly, generally still adopt the preferred structure of above embodiment; The seam (generally also having seam because of penetrating platform header board 2 tops) that the wall with opening matches also can not established in the bottom surface of described pressing plate 1; The strict plane that matches is also may not request on the plane, top of penetrating the platform header board of the bottom surface of described pressing plate 1 and opening both sides, because this faying face is not a sealing surface, as long as this face does not influence compressing of bolt; Described barrel pressing plate is removable the connection also can adopt other conventional structure with penetrating the platform header board, extending promptly forward downwards as the front end of pressing plate, a part overlaps with the front end face of penetrating the platform header board, and its intersection connects with latch, and the rear end of pressing plate then still tightens up with fastening bolt; Or the like.In a word, all variations of being done in the independent claims scope are all in protection domain of the present utility model.
Claims (6)
1, a kind of injecting machine material tube positioner comprises and penetrates platform header board (2) and place the interior barrel (3) of barrel locating hole of penetrating platform header board (2) that it is characterized in that: it also comprises barrel pressing plate (1); The first half of described barrel locating hole is the opening (2.2) of the vertical turnover of feed tube (3), the Lower Half of described barrel locating hole is for placing the groove of barrel (3), described barrel pressing plate (1) is removable the connection with penetrating platform header board (2), and the bottom surface of described barrel pressing plate (1) contacts with barrel (3) top at least.
2, injecting machine material tube positioner according to claim 1 is characterized in that: the groove of described placement barrel (3) refers to the semi-circular groove (2.1) that matches with barrel (3) cylindrical shape and size.
3, injecting machine material tube positioner according to claim 1 is characterized in that: the bottom surface of described barrel pressing plate (1) contacts with barrel (3) top surface.
4, injecting machine material tube positioner according to claim 1 is characterized in that: the bottom surface of described barrel pressing plate (1) contacts with upper side with barrel (3) top.
5, injecting machine material tube positioner according to claim 4 is characterized in that: seam vertical plane (1.4) that the bottom surface of described pressing plate (1) matches for the circular arc binding face (1.1) that matches with the top and the top cylindrical shape of barrel (3), with the vertical wall (2.4) of opening (2.2) and the baseplane (1.3) that matches with the plane, top (2.5) of penetrating platform header board (2) of opening (2.2) both sides.
6, injecting machine material tube positioner according to claim 1, it is characterized in that: described barrel pressing plate (1) with penetrate platform header board (2) and refer to be spirally connected for removable the connection: the through hole (1.2) that passes for bolt is arranged on the pressing plate (1), and corresponding with it penetrating has the screwed hole (2.3) that screws in for bolt on the platform header board (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201838558U CN201136268Y (en) | 2007-09-29 | 2007-09-29 | Positioning apparatus for charging barrel of plastic jetting-molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201838558U CN201136268Y (en) | 2007-09-29 | 2007-09-29 | Positioning apparatus for charging barrel of plastic jetting-molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201136268Y true CN201136268Y (en) | 2008-10-22 |
Family
ID=40036957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201838558U Expired - Fee Related CN201136268Y (en) | 2007-09-29 | 2007-09-29 | Positioning apparatus for charging barrel of plastic jetting-molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201136268Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106079246A (en) * | 2016-06-27 | 2016-11-09 | 海天塑机集团有限公司 | One is dismountable penetrates platform header board and processing method |
-
2007
- 2007-09-29 CN CNU2007201838558U patent/CN201136268Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106079246A (en) * | 2016-06-27 | 2016-11-09 | 海天塑机集团有限公司 | One is dismountable penetrates platform header board and processing method |
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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: 20081022 Termination date: 20100929 |