CN202439197U - Hydraulic multi-petal wedge type slip control mechanism for chucking and clamping mould of injection molding machine - Google Patents
Hydraulic multi-petal wedge type slip control mechanism for chucking and clamping mould of injection molding machine Download PDFInfo
- Publication number
- CN202439197U CN202439197U CN2012200335336U CN201220033533U CN202439197U CN 202439197 U CN202439197 U CN 202439197U CN 2012200335336 U CN2012200335336 U CN 2012200335336U CN 201220033533 U CN201220033533 U CN 201220033533U CN 202439197 U CN202439197 U CN 202439197U
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- Prior art keywords
- wedge
- slips
- oil cylinder
- chucking
- pull bar
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Abstract
The utility model provides a hydraulic multi-petal wedge type slip control mechanism for chucking and clamping a mould of an injection molding machine, mainly solving the problem that the scratched surface of a pull rod of the existing hydraulic mould clamping mechanism easily causes the oil leakage of a mould clamping cylinder. The hydraulic multi-petal wedge type slip control mechanism for chucking and clamping the mould of the injection molding machine is characterized by comprising a cylinder sleeve (4) and a piston rod (5) of a mould clamping cylinder, wherein a central hole (6) penetrating through a pull rod (2) is arranged on the piston rod (5) of the mould clamping cylinder; a spacer sleeve (7) slidably matched with the piston rod (5) of the mould clamping cylinder and further penetrating through the pull rod (2) is installed on the cylinder sleeve (4); and the piston rod (5) of the mould clamping cylinder is connected with a chucking device (3) of the pull rod (2). The mechanism adopts that the piston rod of the mould clamping cylinder and the pull rod are separated, and moreover, the piston rod of the mould clamping cylinder is connected with the pull rod, and no hydraulic oil exists on the pull rod; even being clamped to generate marks or damage to the surface by the slip, the pull rod still can be used, so service life of the pull rod is prolonged, and the production cost and the maintenance cost are reduced.
Description
Technical field
The utility model relates to the clamping mechanism on a kind of double-plate injection moulding machine, is specifically related to a kind of many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organization.
Background technology
At present, double-plate injection moulding machine is provided with the clamping lock mold mechanism, to realize matched moulds, locked mode.Existing clamping lock mold mechanism mainly is made up of pull bar, pull bar gripping mechanism and Mode-locking oil cylinder; Pull bar is provided with screw thread (ladder type tooth); The pull bar gripping mechanism is the nut of splitting that narrows (also claiming slips), and the nut that narrows promotes to realize and pull bar location chucking that by oil cylinder the pull bar gripping mechanism is installed on the moving platen; Pull bar passes moving platen, and the relative pull bar of moving platen can be free to slide.When matched moulds, moving platen moves to fixed head under the effect of folding mould oil cylinder, and when pull bar moved to certain position, with pull bar location chucking, this moment, the Mode-locking oil cylinder action realized locked mode by the pull bar gripping mechanism.Because injection machine works long hours, frequent matched moulds, die sinking, the tooth form of the feasible nut that narrows is easy to damage, thereby causes locked mode not tight, increases maintenance cost.Chinese patent CN201010127035.3 discloses a kind of hydraulic lock mold mechanism of swelling obvolvent formula, and pull bar gripping mechanism wherein mainly is made up of swelling obvolvent oil cylinder and swelling skewback, and there is following defective in this hydraulic lock mold mechanism: 1. because the piston rod of Mode-locking oil cylinder is used as pull bar; Hydraulic oil surrounds pull bar; When the chucking pull bar, swelling obvolvent cylinder action promotes swelling skewback chucking pull bar, and swelling skewback inner surface is very smooth; The surface of pull bar is also very smooth; Coefficient of friction between swelling skewback and the pull bar is less, skids easily behind the chucking, and locked mode is prone to pine.2. if the pull bar surface has trickle scratch will reduce the sealing property between pull bar and the Mode-locking oil cylinder, cause Mode-locking oil cylinder seepage hydraulic oil, cause equipment not work, maintenance cost is high, the dismounting trouble.
The utility model content
In order to solve the problem that is prone to cause the Mode-locking oil cylinder leakage of oil after the surface scratch of existing hydraulic lock mold mechanism pull bar; The utility model provides a kind of many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organization; Adopt the piston rod of Mode-locking oil cylinder to separate with pull bar; And the piston rod and the pull bar gripping mechanism of Mode-locking oil cylinder linked together, not having hydraulic oil on the pull bar, pull bar is gone out impression or surface by the slips card and sustains damage and also do not influence use; Prolonged the service life of pull bar, reduced production costs and maintenance cost.
The technical scheme of the utility model is: a kind of many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organization; Comprise Mode-locking oil cylinder, pull bar and pull bar gripping mechanism; Mode-locking oil cylinder comprises the piston rod of cylinder sleeve and Mode-locking oil cylinder; The piston rod of Mode-locking oil cylinder is provided with the centre bore that passes pull bar, and the separation sleeve that piston rod with Mode-locking oil cylinder is slidingly matched and can passes pull bar is installed on the cylinder sleeve; The piston rod of described Mode-locking oil cylinder is connected with the pull bar gripping mechanism.
Described pull bar gripping mechanism comprises slips body, many lobes wedge-type slips, transmission mechanism, connecting plate and chucking oil cylinder composition; The slips body is provided with conical bore; Many lobes wedge-type slips is evenly distributed on around the pull bar and cooperates with conical bore on the slips body; Many lobes wedge-type slips links to each other with connecting plate through transmission mechanism, and the chucking oil cylinder is fixed on the outside of slips body and the piston rod of chucking oil cylinder links to each other with connecting plate, and the slips body links to each other with the piston rod of Mode-locking oil cylinder.
Described many lobes wedge-type slips is at least three lobes, is provided with spring between adjacent many lobes wedge-type slips, and described spring has the open elasticity trend of many lobes of making wedge-type slips.
The piston rod of described slips body and Mode-locking oil cylinder is an one.
Described transmission mechanism is a connecting rod, and the two ends of transmission mechanism are hinged with many lobes wedge-type slips and connecting plate respectively.
The conical bore tapering of described slips body is 1:5～1:3.
Described chucking oil cylinder is 4 and to be evenly distributed on slips external.
The binding face of described many lobes wedge-type slips and pull bar is fixed with slip insert.
Described slip insert is a carbide alloy.
The utlity model has following beneficial effect: owing to take such scheme; The piston rod branch of pull bar and Mode-locking oil cylinder is arranged, and does not have hydraulic oil on the pull bar, and the hydraulic oil of the piston rod outer surface of Mode-locking oil cylinder can not exert an influence to the chucking of pull bar gripping mechanism to pull bar; Simultaneously; The surperficial damaged of pull bar can not make the Mode-locking oil cylinder leakage of oil yet, has prolonged the service life of pull bar, reduces production costs and maintenance cost.
Description of drawings
Accompanying drawing 1 is the structure cutaway view of the utility model.
Accompanying drawing 2 is structural representations of A-A among Fig. 1.
1-Mode-locking oil cylinder among the figure, 2-pull bar, 3-pull bar gripping mechanism, 4-cylinder sleeve; The piston rod of 5-Mode-locking oil cylinder, 6-centre bore, 7-separation sleeve, 8-slips body; Many lobes of 9-wedge-type slips, the 10-transmission mechanism, the 11-connecting plate, 12-tightens oil cylinder; The 13-conical bore, 14-spring, 15-slip insert, the piston rod of 16-chucking oil cylinder.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further:
Combine shown in Figure 2 by Fig. 1; A kind of many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organization; Comprise Mode-locking oil cylinder 1, pull bar 2 and pull bar gripping mechanism 3; Mode-locking oil cylinder 1 comprises the piston rod 5 of cylinder sleeve 4 and Mode-locking oil cylinder, and the piston rod 5 of Mode-locking oil cylinder is provided with the centre bore 6 that passes pull bar 2, and the separation sleeve 7 that piston rod 5 with Mode-locking oil cylinder is slidingly matched and can passes pull bar 2 is installed on the cylinder sleeve 4; The piston rod 5 of described Mode-locking oil cylinder is connected with pull bar 2 gripping mechanisms 3.Owing to take technique scheme; Pull bar 2 was arranged with the piston rod of Mode-locking oil cylinder in 5 minutes, did not have hydraulic oil on the pull bar 2, and the hydraulic oil of piston rod 5 outer surfaces of Mode-locking oil cylinder can not exert an influence to the chucking of 3 pairs of pull bars 2 of pull bar gripping mechanism; Simultaneously; The surperficial damaged of pull bar 2 can not make Mode-locking oil cylinder 1 leakage of oil yet, has prolonged the service life of pull bar 2, reduces production costs and maintenance cost.
Combine shown in Figure 2 by Fig. 1; Pull bar gripping mechanism 3 comprises slips body 8, many lobes wedge-type slips 9, transmission mechanism 10, connecting plate 11 and chucking oil cylinder 12 compositions; Slips body 8 is provided with conical bore 13; Many lobes wedge-type slips 9 is evenly distributed on around the pull bar 2 and cooperates with conical bore 13 on the slips body 8; Many lobes wedge-type slips 9 links to each other with connecting plate 11 through transmission mechanism 10, and chucking oil cylinder 12 is fixed on the outside of slips body 8 and the piston rod 16 of chucking oil cylinder links to each other with connecting plate 11, and slips body 8 links to each other with the piston rod 5 of Mode-locking oil cylinder.During use, connecting plate 11 is fixed on the moving platen, chucking oil cylinder 12 shrink make connecting plate 11 and slips body 8 relatively near, many lobes wedge-type slips 9 extend in the conical bore 13 of slips body 8, many lobes wedge-type slips 9 draws in to pull bar 2, and then chucking pull bar 2; Then, Mode-locking oil cylinder 1 action realizes locked mode.Present embodiment is an optimal way, and pull bar gripping mechanism 3 also can be selected the hydraulic pressure expansion mechanism like Chinese patent CN201010217045.6 for use certainly.
Combined shown in Figure 2ly by Fig. 1, many lobes wedge-type slips 9 is at least three lobes, is provided with spring 14 between adjacent many lobes wedge-type slips 9, and described spring 14 has many lobes of making wedge-type slips 9 open elasticity trend.The preferred many lobes wedge-type of present embodiment slips 9 is 4 lobes, and its quantity is pressed the diameter and the clamping force of pull bar 2 and confirmed.Behind many lobes wedge-type slips 9 releasing levers 2, many lobes wedge-type slips 9 opens under the effect of spring 14 automatically.
By shown in Figure 1, slips body 8 is an one with the piston rod 5 of Mode-locking oil cylinder.Compact conformation has guaranteed piston rod 5 concentrics of slips body 8 with Mode-locking oil cylinder, is beneficial to processing.
By shown in Figure 1, transmission mechanism 10 is a connecting rod, and the two ends of transmission mechanism 10 are hinged with many lobes wedge-type slips 9 and connecting plate 11 respectively.The power that transmission mechanism 10 will tighten oil cylinder 12 is delivered on many lobes wedge-type slips 9, and many lobes wedge-type slips 9 is pushed in the conical bore 13 of slips body 8, draws many lobes wedge-type slips 9 chucking pull bars 2 in.
By shown in Figure 1, conical bore 13 taperings of slips body 8 are 1:5～1:3.Preferential conical bore 13 taperings of present embodiment are 1:5.
Combine by Fig. 1 shown in Figure 2, the chucking oil cylinder 12 be 4 and be evenly distributed on outside the slips body 8.The quantity of chucking oil cylinder 12 is confirmed according to the size of clamping force and the model of chucking oil cylinder 12.
By shown in Figure 1, many lobes wedge-type slips 9 is fixed with slip insert 15 with the binding face of pull bar 2.Slip insert 15 can be stung tightly with pull bar 2 outer walls, avoids skidding behind many lobes wedge-type slips 9 and pull bar 2 chuckings, the not tight phenomenon of locked mode can not occur.
By shown in Figure 1, slip insert 15 is a carbide alloy.Slip insert 15 also can be chosen the higher material of other hardness, make slip insert 15 can and pull bar 2 between sting reliably tight.
Claims (9)
1. a hydraulic injection molding machine tightens many lobes of locked mode wedge-type slips controlling organization; Comprise Mode-locking oil cylinder (1), pull bar (2) and pull bar gripping mechanism (3); It is characterized in that: Mode-locking oil cylinder (1) comprises the piston rod (5) of cylinder sleeve (4) and Mode-locking oil cylinder; The piston rod of Mode-locking oil cylinder (5) is provided with the centre bore (6) that passes pull bar (2), and the separation sleeve (7) that piston rod (5) with Mode-locking oil cylinder is slidingly matched and can passes pull bar (2) is installed on the cylinder sleeve (4); The piston rod of described Mode-locking oil cylinder (5) is connected with pull bar (2) gripping mechanism (3).
2. many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organization according to claim 1; It is characterized in that: pull bar gripping mechanism (3) comprises slips body (8), many lobes wedge-type slips (9), transmission mechanism (10), connecting plate (11) and chucking oil cylinder (12) composition; Slips body (8) is provided with conical bore (13); Many lobes wedge-type slips (9) is evenly distributed on pull bar (2) and cooperates on every side and with conical bore (13) on the slips body (8); Many lobes wedge-type slips (9) links to each other with connecting plate (11) through transmission mechanism (10); Chucking oil cylinder (12) is fixed on the outside of slips body (8) and the piston rod (16) of chucking oil cylinder links to each other with connecting plate (11), and slips body (8) links to each other with the piston rod (5) of Mode-locking oil cylinder.
3. many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organization according to claim 2; It is characterized in that: many lobes wedge-type slips (9) is at least three lobes; Be provided with spring (14) between adjacent many lobes wedge-type slips (9), described spring (14) has the open elasticity trend of many lobes of making wedge-type slips (9).
4. according to claim 2 or 3 described many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organizations, it is characterized in that: slips body (8) is one with the piston rod (5) of Mode-locking oil cylinder.
5. according to claim 2 or 3 described many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organizations, it is characterized in that: transmission mechanism (10) is a connecting rod, and the two ends of transmission mechanism (10) are hinged with many lobes wedge-type slips (9) and connecting plate (11) respectively.
6. according to claim 2 or 3 described many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organizations, it is characterized in that: conical bore (13) tapering of slips body (8) is 1:5～1:3.
7. according to claim 2 or 3 described many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organizations, it is characterized in that: chucking oil cylinder (12) is 4 and is evenly distributed on outside the slips body (8).
8. according to claim 2 or 3 described many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organizations, it is characterized in that: many lobes wedge-type slips (9) is fixed with slip insert (15) with the binding face of pull bar (2).
9. many lobes of hydraulic injection molding machine chucking locked mode wedge-type slips controlling organization according to claim 8, it is characterized in that: slip insert (15) is a carbide alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200335336U CN202439197U (en) | 2012-02-02 | 2012-02-02 | Hydraulic multi-petal wedge type slip control mechanism for chucking and clamping mould of injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200335336U CN202439197U (en) | 2012-02-02 | 2012-02-02 | Hydraulic multi-petal wedge type slip control mechanism for chucking and clamping mould of injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202439197U true CN202439197U (en) | 2012-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200335336U Withdrawn - After Issue CN202439197U (en) | 2012-02-02 | 2012-02-02 | Hydraulic multi-petal wedge type slip control mechanism for chucking and clamping mould of injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202439197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582048A (en) * | 2012-02-02 | 2012-07-18 | 圣邦有限公司 | Multi-pedaled wedge-type slip control mechanism for hydraulic clamping locking mould of injection molding machine |
-
2012
- 2012-02-02 CN CN2012200335336U patent/CN202439197U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582048A (en) * | 2012-02-02 | 2012-07-18 | 圣邦有限公司 | Multi-pedaled wedge-type slip control mechanism for hydraulic clamping locking mould of injection molding machine |
| CN102582048B (en) * | 2012-02-02 | 2014-08-27 | 圣邦有限公司 | Multi-pedaled wedge-type slip control mechanism for hydraulic clamping locking mould of injection molding 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: 20120919 Effective date of abandoning: 20140827 |
|
| RGAV | Abandon patent right to avoid regrant |