CN204172293U - A kind of double-plate injection moulding machine - Google Patents
A kind of double-plate injection moulding machine Download PDFInfo
- Publication number
- CN204172293U CN204172293U CN201420567620.9U CN201420567620U CN204172293U CN 204172293 U CN204172293 U CN 204172293U CN 201420567620 U CN201420567620 U CN 201420567620U CN 204172293 U CN204172293 U CN 204172293U
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- China
- Prior art keywords
- brake shoe
- moving platen
- brake
- group
- fixedly connected
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- Withdrawn - After Issue
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- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of double-plate injection moulding machine, comprise fixed form, moving platen and moving platen driving mechanism, be connected by four pull bars between fixed form with moving platen, locked mode contracting brake mechanism is provided with between moving platen and pull bar, feature is that the band-type brake drive unit in locked mode contracting brake mechanism comprises servo electric jar, the cylinder body of servomotor cylinder to be fixedly mounted on second on brake shoe, the driving shaft of servo electric jar is fixedly connected with first time brake shoe, first time brake shoe is fixedly connected with first connecting rod, first connecting rod is passed down through brake shoe on second and is fixedly connected with second time brake shoe, on second, brake shoe is fixedly connected with second connecting rod, second connecting rod is upward through first time brake shoe and is fixedly connected with brake shoe on first, the end face of moving platen is provided with brake shoe sychronisation, advantage is owing to adopting servo electric jar as the power source of band-type brake drive unit in locked mode contracting brake mechanism, and compared with traditional hydraulic cylinder, corresponding speed is fast, controls accurately and good reliability.
Description
Technical field
The utility model relates to injection machine, particularly relates to a kind of double-plate injection moulding machine.
Background technology
Double-plate injection moulding machine generally includes fixed form, moving platen, moving platen driving mechanism and locked mode contracting brake mechanism etc., and current locked mode contracting brake mechanism substantially all adopts hydraulic cylinder as the drive source of locked mode band-type brake, and its corresponding speed is slow, control is accurate not; In addition, the moving platen driving mechanism in current double-plate injection moulding machine much all adopts hydraulically powered mode, but the reaction of this type of drive is sensitive not, and fault rate is higher, there is pollution to working environment, therefore, also have the mode of employing motor+screw mandrel to drive die sinking and the matched moulds of moving platen.But current motor+screw mandrel type of drive, screw is normally adopted directly feed screw nut to be fixedly connected with the rotating shaft of motor, this makes motor operationally, screw is easily got loose because directly shearing and even cuts off, cause driving and lost efficacy, and cannot lubricate between leading screw and feed screw nut.
Summary of the invention
The corresponding speed that technical problem to be solved in the utility model is to provide a kind of locked mode contracting brake mechanism is fast, controls accurately and the double-plate injection moulding machine of good reliability.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of double-plate injection moulding machine, comprise fixed form, moving platen and moving platen driving mechanism, be connected by four pull bars between described fixed form and described moving platen, locked mode contracting brake mechanism is provided with between described moving platen and described pull bar, described locked mode contracting brake mechanism comprises corresponding one by one with described draw rod positions respectively and the first brake shoe group that structure is identical in position, second brake shoe group, 3rd brake shoe group and the 4th brake shoe group, described pull bar is provided with tooth line, the first described brake shoe group, second brake shoe group, 3rd brake shoe group and the 4th brake shoe group are enclosed within the pull bar of correspondence position respectively, and the first described brake shoe group, second brake shoe group, the tooth groove matched with the tooth line of described pull bar is provided with in 3rd brake shoe group and the 4th brake shoe group, between the first brake shoe group and the second brake shoe group of front side, the identical band-type brake drive unit of structure is respectively arranged with between the 3rd brake shoe group and the 4th brake shoe group of rear side, the first described brake shoe group comprises brake shoe and first time brake shoe on first, the second described brake shoe group comprises brake shoe and second time brake shoe on second, the end face of described moving platen is fixedly installed guide rail, the first described brake shoe group and the second described brake shoe group coordinate with described slide respectively, described band-type brake drive unit comprises servo electric jar, the cylinder body of described servomotor cylinder to be fixedly mounted on described second on brake shoe, the driving shaft of described servo electric jar is fixedly connected with described first time brake shoe, first time described brake shoe is fixedly connected with first connecting rod, described first connecting rod is passed down through brake shoe on described second and is fixedly connected with described second time brake shoe, on described second, brake shoe is fixedly connected with second connecting rod, described second connecting rod is upward through first time described brake shoe and is fixedly connected with brake shoe on described first, the end face of described moving platen is provided with brake shoe sychronisation.
Described brake shoe sychronisation comprises pivot link, upper connecting rod and lower link, described pivot link is coupling on the end face of described moving platen, the upper end of described upper connecting rod and described first time brake shoe are coupling, the lower end of described upper connecting rod and one end of described pivot link are coupling, the other end of described pivot link and the upper end of described lower link are coupling, and on the lower end of described lower link and described second, brake shoe is coupling.
Described moving platen driving mechanism comprise two groups before and after symmetrically arranged motor, leading screw and feed screw nut, described motor is fixedly mounted on described moving platen, one end of described leading screw is fixedly connected with described fixed form, described feed screw nut and described leading screw bolt, it is characterized in that described feed screw nut is located by connecting by the rotating shaft of multiple equally distributed alignment pin and described motor, described feed screw nut is arranged with thrust bearing and clamping sleeve respectively, described clamping sleeve and described feed screw nut are tightly connected, the shell of described clamping sleeve and described motor is fixed, for compressing described feed screw nut, the rotating shaft of itself and described motor is fixed, described clamping sleeve and described feed screw nut are respectively arranged with radial lubrication hole, lubrication hole on described feed screw nut is positioned at the inside of described clamping sleeve.
The rotating shaft of described motor has been wholely set positioning convex ring, the rotating shaft of described motor is arranged with two-direction thrust bearing on one end of described feed screw nut, one end of described two-direction thrust bearing withstands on described positioning convex ring, the rotating shaft of described motor is bolted with locking nut, the two-direction thrust bearing described in described locking nut compresses.
Described fixed form is fixedly installed screw mandrel Connection Block, one end of described screw mandrel is fixedly connected with described screw mandrel Connection Block.
Compared with prior art, the utility model has the advantages that owing to adopting servo electric jar as the power source of band-type brake drive unit in locked mode contracting brake mechanism, compared with traditional hydraulic cylinder, corresponding speed is fast, controls accurately and good reliability; And in brake shoe sychronisation, adopt the rotation of pivot link to realize the synchronous on-off of the first brake shoe group and the second brake shoe group, and make the rotation of brake shoe sychronisation smooth and easy, can not be stuck; In addition, because the feed screw nut in moving platen driving mechanism and the mode that is fixedly connected with of machine shaft ensure that connection security reliability between the two, and not easily get loose, simultaneously owing to clamping sleeve and feed screw nut being respectively arranged with radial lubrication hole, lubricating oil can be added between leading screw and feed screw nut, make the rotation of feed screw nut flexibly smooth and easy, also improve service life simultaneously.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model;
Fig. 2 is the connection diagram of feed screw nut and motor in moving platen driving mechanism of the present utility model;
Fig. 3 is the structural representation of locked mode contracting brake mechanism of the present utility model;
Fig. 4 is the first brake shoe group of the present utility model, syndeton schematic diagram between the second brake shoe group and band-type brake drive unit.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
As shown in the figure, a kind of double-plate injection moulding machine, comprise fixed form 1, moving platen 2 and moving platen driving mechanism, be connected by four pull bars 10 between fixed form 1 with moving platen 2, locked mode contracting brake mechanism is provided with between moving platen 2 and pull bar 10, moving platen driving mechanism is symmetrically arranged motor 3 before and after comprising two groups, leading screw 4 and feed screw nut 5, motor 3 is fixedly mounted on moving platen 2, fixed form 1 is fixedly installed screw mandrel Connection Block 11, one end of screw mandrel 4 is fixedly connected with screw mandrel Connection Block 11, feed screw nut 5 and leading screw 4 bolt, feed screw nut 5 is located by connecting with the rotating shaft 31 of motor 3 by multiple equally distributed alignment pin 6, feed screw nut 5 is arranged with respectively thrust bearing 51 and clamping sleeve 7, clamping sleeve 7 and feed screw nut 5 are tightly connected by sealing ring, and clamping sleeve 7 is fixed with the shell of motor 3, for compressing feed screw nut 5, feed screw nut 5 is fixed with the rotating shaft 31 of motor 3, clamping sleeve 7 and feed screw nut 5 are respectively arranged with radial lubrication hole 52, lubrication hole 52 on feed screw nut 5 is positioned at the inside of clamping sleeve 7, the rotating shaft 31 of motor 3 has been wholely set positioning convex ring 32, the rotating shaft 31 of motor is arranged with two-direction thrust bearing 8 on one end of feed screw nut 5, one end of two-direction thrust bearing 8 withstands on positioning convex ring 32, the rotating shaft 31 of motor is bolted with locking nut 9, locking nut 9 compresses two-direction thrust bearing 8,
Locked mode contracting brake mechanism comprises corresponding one by one with pull bar 10 position respectively and the first brake shoe group 12 that structure is identical in position, second brake shoe group 13, 3rd brake shoe group 14 and the 4th brake shoe group 15, pull bar 10 is provided with tooth line 101, first brake shoe group 12, second brake shoe group 13, 3rd brake shoe group 14 and the 4th brake shoe group 15 are enclosed within the pull bar 10 of correspondence position respectively, and the first brake shoe group 12, second brake shoe group 13, the tooth groove 102 matched with the tooth line 101 of pull bar 10 is provided with in 3rd brake shoe group 14 and the 4th brake shoe group 15, between the first brake shoe group 12 and the second brake shoe group 13 of front side, the identical band-type brake drive unit of structure is respectively arranged with between the 3rd brake shoe group 14 and the 4th brake shoe group 15 of rear side, first brake shoe group 12 comprises brake shoe 121 and first time brake shoe 122 on first, second brake shoe group 13 comprises brake shoe 131 and second time brake shoe 132 on second, the end face of moving platen 2 is fixedly installed guide rail 21, first brake shoe group 12 and the second brake shoe group 13 are slidably matched with guide rail 21 respectively, band-type brake drive unit comprises servo electric jar 16, the cylinder body of servomotor cylinder 16 to be fixedly mounted on second on brake shoe 131, the driving shaft of servo electric jar 16 is fixedly connected with first time brake shoe 122, first time brake shoe 122 is fixedly connected with first connecting rod 17, first connecting rod 17 is passed down through brake shoe 131 on second and is fixedly connected with second time brake shoe 132, on second, brake shoe 131 is fixedly connected with second connecting rod 18, second connecting rod 18 is upward through first time brake shoe 122 and is fixedly connected with brake shoe on first 121, the end face of moving platen 2 is provided with brake shoe sychronisation, brake shoe sychronisation comprises pivot link 22, upper connecting rod 23 and lower link 24, pivot link 22 is coupling on the end face of moving platen 2, upper end and first time brake shoe 122 of upper connecting rod 23 are coupling, the lower end of upper connecting rod 23 and one end of pivot link 22 are coupling, the other end of pivot link 22 and the upper end of lower link 24 are coupling, on the lower end of lower link 24 and second, brake shoe 131 is coupling.
Claims (5)
1. a double-plate injection moulding machine, comprise fixed form, moving platen and moving platen driving mechanism, be connected by four pull bars between described fixed form and described moving platen, locked mode contracting brake mechanism is provided with between described moving platen and described pull bar, described locked mode contracting brake mechanism comprises corresponding one by one with described draw rod positions respectively and the first brake shoe group that structure is identical in position, second brake shoe group, 3rd brake shoe group and the 4th brake shoe group, described pull bar is provided with tooth line, the first described brake shoe group, second brake shoe group, 3rd brake shoe group and the 4th brake shoe group are enclosed within the pull bar of correspondence position respectively, and the first described brake shoe group, second brake shoe group, the tooth groove matched with the tooth line of described pull bar is provided with in 3rd brake shoe group and the 4th brake shoe group, between the first brake shoe group and the second brake shoe group of front side, the identical band-type brake drive unit of structure is respectively arranged with between the 3rd brake shoe group and the 4th brake shoe group of rear side, the first described brake shoe group comprises brake shoe and first time brake shoe on first, the second described brake shoe group comprises brake shoe and second time brake shoe on second, the end face of described moving platen is fixedly installed guide rail, the first described brake shoe group and the second described brake shoe group coordinate with described slide respectively, it is characterized in that described band-type brake drive unit comprises servo electric jar, the cylinder body of described servomotor cylinder to be fixedly mounted on described second on brake shoe, the driving shaft of described servo electric jar is fixedly connected with described first time brake shoe, first time described brake shoe is fixedly connected with first connecting rod, described first connecting rod is passed down through brake shoe on described second and is fixedly connected with described second time brake shoe, on described second, brake shoe is fixedly connected with second connecting rod, described second connecting rod is upward through first time described brake shoe and is fixedly connected with brake shoe on described first, the end face of described moving platen is provided with brake shoe sychronisation.
2. a kind of double-plate injection moulding machine as claimed in claim 1, it is characterized in that described brake shoe sychronisation comprises pivot link, upper connecting rod and lower link, described pivot link is coupling on the end face of described moving platen, the upper end of described upper connecting rod and described first time brake shoe are coupling, the lower end of described upper connecting rod and one end of described pivot link are coupling, the other end of described pivot link and the upper end of described lower link are coupling, and on the lower end of described lower link and described second, brake shoe is coupling.
3. a kind of double-plate injection moulding machine as claimed in claim 1, it is characterized in that described moving platen driving mechanism comprise two groups before and after symmetrically arranged motor, leading screw and feed screw nut, described motor is fixedly mounted on described moving platen, one end of described leading screw is fixedly connected with described fixed form, described feed screw nut and described leading screw bolt, it is characterized in that described feed screw nut is located by connecting by the rotating shaft of multiple equally distributed alignment pin and described motor, described feed screw nut is arranged with thrust bearing and clamping sleeve respectively, described clamping sleeve and described feed screw nut are tightly connected, the shell of described clamping sleeve and described motor is fixed, for compressing described feed screw nut, the rotating shaft of itself and described motor is fixed, described clamping sleeve and described feed screw nut are respectively arranged with radial lubrication hole, lubrication hole on described feed screw nut is positioned at the inside of described clamping sleeve.
4. a kind of double-plate injection moulding machine as claimed in claim 3, the rotating shaft that it is characterized in that described motor has been wholely set positioning convex ring, the rotating shaft of described motor is arranged with two-direction thrust bearing on one end of described feed screw nut, one end of described two-direction thrust bearing withstands on described positioning convex ring, the rotating shaft of described motor is bolted with locking nut, the two-direction thrust bearing described in described locking nut compresses.
5. a kind of double-plate injection moulding machine as claimed in claim 3, is characterized in that described fixed form is fixedly installed screw mandrel Connection Block, and one end of described screw mandrel is fixedly connected with described screw mandrel Connection Block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420567620.9U CN204172293U (en) | 2014-09-29 | 2014-09-29 | A kind of double-plate injection moulding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420567620.9U CN204172293U (en) | 2014-09-29 | 2014-09-29 | A kind of double-plate injection moulding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204172293U true CN204172293U (en) | 2015-02-25 |
Family
ID=52561129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420567620.9U Withdrawn - After Issue CN204172293U (en) | 2014-09-29 | 2014-09-29 | A kind of double-plate injection moulding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204172293U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104875348A (en) * | 2014-09-29 | 2015-09-02 | 宁波双马机械工业有限公司 | Double-plate injection molding machine |
-
2014
- 2014-09-29 CN CN201420567620.9U patent/CN204172293U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104875348A (en) * | 2014-09-29 | 2015-09-02 | 宁波双马机械工业有限公司 | Double-plate injection molding machine |
| CN104875348B (en) * | 2014-09-29 | 2017-06-13 | 宁波双马机械工业有限公司 | A kind of double-plate injection moulding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150225 Effective date of abandoning: 20170613 |
|
| AV01 | Patent right actively abandoned |