CN104669568A - Gear reducer transmission mechanism for mold locking of all-electric injection molding machine - Google Patents
Gear reducer transmission mechanism for mold locking of all-electric injection molding machine Download PDFInfo
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- CN104669568A CN104669568A CN201510114282.2A CN201510114282A CN104669568A CN 104669568 A CN104669568 A CN 104669568A CN 201510114282 A CN201510114282 A CN 201510114282A CN 104669568 A CN104669568 A CN 104669568A
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- Prior art keywords
- gear
- transmission mechanism
- locked mode
- crosshead
- rack
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/66—Mould opening, closing or clamping devices mechanical
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a gear reducer transmission mechanism for mold locking of an all-electric injection molding machine. The gear reducer transmission mechanism comprises a crosshead, a mold-locking tail plate and a mold-locking front plate, wherein the crosshead and the mold-locking tail plate are connected with the mold-locking front plate through a transmission mechanism. The gear reducer transmission mechanism is characterized by further comprising a gear rack connected with the crosshead after penetrating through the mold-locking tail plate; the gear rack is driven by a driving motor to reciprocate, so as to act on the crosshead to realize the mold locking motion. According to the gear reducer transmission mechanism disclosed by the invention, the gear rack is used for substituting the ball screw for the mold locking of the conventional injection molding machine; in comparison, the gear rack is free of the sliding phenomenon in the transmission process due to the rack transmission manner and high in transmission performance; particularly, the gear rack is arranged as bilateral racks; the two racks are simultaneously subjected to gear transmission, so that the stress of the gear rack can be balanced, the gear rack can be ensured to reciprocate on the axis, further the mold locking can be successfully performed, and meanwhile the abrasion can be reduced; the gear reducer transmission mechanism has the characteristics of being simple and reasonable in structure, reliable in performance, and durable.
Description
Technical field
The present invention relates to a kind of injection moulding machine mode-locking drive mechanism, particularly a kind of Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism.
Background technology
In the injection machine ball-screw bindiny mechanism of prior art, the movement locus of crank connecting rod formula injection machine crosshead is the straight line parallel with guide pillar according to theory, generally determined by the guide post be arranged on locked mode tailgate and the fairlead be arranged in crosshead, but because locked mode tailgate, the first-class correlated parts of cross exist mismachining tolerance, when doing injection moulding and producing also there is deviation in the depth of parallelism of mould simultaneously, these all can affect the movement locus of crosshead, and movement locus deviation theory is designed.And traditional fluid pressure type injection machine has certain interval due to piston rod, piston and connector, and this gap is supported by elastomeric material oil sealing, therefore certain flexibility is had, in full electric injection molding machine, this structure is made up of ball-screw and ball-screw nut and bearing, in order to realize precise motion, these component spaces are very little, substantially belong to and be rigidly connected, when there is deviation in crosshead movement track, rigid structure is difficult to absorb, and causes the Fast Wearing of mechanism, especially the wearing and tearing of ball-screw.
Chinese patent literature CN103286928A discloses a kind of precise injection machine clamping mechanism on September 11st, 2013, and specifically disclose following characteristics: include the structural frame be made up of solid plate, moving platen, rear pattern plate, guide pillar, moving platen rapid moving mechanism, Mode-locking oil cylinder mechanism; The rectangular in cross-section of described structural frame guide pillar, described moving platen four bights are equipped with roller at guide pillar up/down cylinder, guide pillar medial surface; Described moving platen rapid moving mechanism is made up of motor deceleration case, the gear be meshed for a pair and tooth bar, directive wheel, and the through hole that described Mode-locking oil cylinder mechanism is provided with for cylinder piston rod break-through by four oil cylinders, locked mode gripper shoe and transmission mechanism, rear pattern plate forms.It can thus be appreciated that the connection of this structure, for being rigidly connected, making the wearing and tearing of ball-screw large, there are the problems referred to above.Therefore, be necessary to make further improvements.
Summary of the invention
Object of the present invention aims to provide a kind of simple and reasonable, dependable performance, long-lived Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism, to overcome weak point of the prior art.
By a kind of Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism that this object designs, comprise crosshead, locked mode tailgate and locked mode header board, crosshead is connected locked mode header board with locked mode tailgate by transmission mechanism; It is characterized in that: also comprise the rack-and-pinion connecting crosshead through locked mode tailgate, drive motors travelling gear tooth bar moves back and forth, thus effect crosshead realizes locked mode motion.
Described rack-and-pinion one end connects crosshead by nut, and the other end is movable runs through locked mode tailgate, and its exposed parts is in transmission connection drive motors.
The output of described drive motors connects gear reduction box, and gear reduction box stretches out two synchronizing shafts outward, and connects the first output gear and the second output gear respectively, and the first output gear and the second output gear act on rack-and-pinion simultaneously.
Described first output gear and the second output gear simultaneously and each other backwards rotation, and act on rack-and-pinion simultaneously and move toward same direction.
Described rack-and-pinion both sides are provided with identical teeth, and the first output gear and the second output gear engage both sides teeth respectively, and the first output gear and the second output gear are identical gear, and are symmetrical arranged.
Described drive motors output stretches in gear reduction box, and is equipped with input gear; Input gear transmission First Transition gear, second transition gear both sides respectively transmission three transition gear and the idle pulley coaxial with First Transition gear, idle pulley transmission the 4th transition gear.
Described 3rd transition gear coaxially connects the second output gear, and the 4th transition gear coaxially connects the first output gear.
Described crosshead is placed between locked mode tailgate and locked mode header board, locked mode tailgate geo-stationary, and locked mode header board realizes die sinking and/or locked mode motion by transmission mechanism with the reciprocating motion of crosshead.
The present invention uses rack-and-pinion to substitute conventional injection molding machine locked mode ball-screw used, and by contrast, rack-and-pinion is owing to using the mode of rack-driving, and transmission process there will not be skidding, and gearing height.Rack-and-pinion is specially double sided rack and arranges, and two tooth bars by gear drive, make the stress balance of rack-and-pinion, guarantee that rack-and-pinion moves back and forth on its axis simultaneously, ensures that locked mode completes smoothly, can reduce wearing and tearing simultaneously.It has simple and reasonable, dependable performance, long-lived feature.
Accompanying drawing explanation
Fig. 1 is the assembly structure schematic diagram of one embodiment of the invention.
Fig. 2 is the assembly structure schematic diagram of one embodiment of the invention drive motors and gear reduction box.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
See Fig. 1, this Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism, comprises crosshead 2, locked mode tailgate 3, locked mode header board 3 ', drive motors 4, rack-and-pinion 5 and gear reduction box A; Wherein, crosshead 2 is connected locked mode header board 3 ' with locked mode tailgate 3 by transmission mechanism, crosshead 2 is placed between locked mode tailgate 3 and locked mode header board 3 ', locked mode tailgate 3 geo-stationary, and locked mode header board 3 ' realizes die sinking and/or locked mode motion by transmission mechanism with the reciprocating motion of crosshead 2; Rack-and-pinion 5 is passed locked mode tailgate 3 and connects crosshead 2, and drive motors 4 travelling gear tooth bar 5 moves back and forth, thus effect crosshead 2 realizes the motion of above-mentioned locked mode.
Specifically, the end that rack-and-pinion 5 stretches in locked mode tailgate 3 connects crosshead 2 by nut 1, is fixed to one another connection; The other end is movable runs through locked mode tailgate 3, and its exposed parts is in transmission connection drive motors 4.The output of drive motors 4 connects gear reduction box A, and gear reduction box A stretches out two synchronizing shafts outward, and connects the first output gear 9 and the second output gear 10, first output gear 9 and the second output gear 10 respectively and act on rack-and-pinion 5 simultaneously.
Transmission in gear reduction box A, the first output gear 9 and the second output gear 10 be simultaneously, synchronized and reverse each other rotation, it can thus be appreciated that it acts on rack-and-pinion 5 and moves toward same direction simultaneously.
Rack-and-pinion 5 both sides are provided with identical teeth, first output gear 9 and the second output gear 10 engage both sides teeth respectively, first output gear 9 and the second output gear 10 essence are two identical gears, and be symmetricly set in rack-and-pinion 5 both sides, this structure guarantees rack-and-pinion 5 force balance, ensures that it moves back and forth all the time on axis.
The inner concrete structure of gear reduction box A is as follows: drive motors 4 output stretches in gear reduction box A, and is equipped with input gear 6; Input gear 6 transmission First Transition gear 13, second transition gear 12 both sides respectively transmission three transition gear 11 and the idle pulley 8 coaxial with First Transition gear 13, idle pulley 8 opposite side transmission the 4th transition gear 7.3rd transition gear 11 coaxially connects the second output gear the 10, four transition gear 7 and coaxially connects the first output gear 9.
Above-mentioned is preferred version of the present invention, and those of ordinary skill in the art, to its simple modification or transformation, all drop within protection scope of the present invention.
Claims (8)
1. a Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism, comprise crosshead (2), locked mode tailgate (3) and locked mode header board (3 '), crosshead (2) is connected locked mode header board (3 ') with locked mode tailgate (3) by transmission mechanism; It is characterized in that: also comprise the rack-and-pinion (5) connecting crosshead (2) through locked mode tailgate (3), drive motors (4) travelling gear tooth bar (5) moves back and forth, thus effect crosshead (2) realizes locked mode motion.
2. Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism according to claim 1, it is characterized in that described rack-and-pinion (5) one end connects crosshead (2) by nut (1), the other end is movable runs through locked mode tailgate (3), and its exposed parts is in transmission connection drive motors (4).
3. Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism according to claim 2, it is characterized in that the output of described drive motors (4) connects gear reduction box (A), gear reduction box (A) stretches out two synchronizing shafts outward, and connecting the first output gear (9) and the second output gear (10) respectively, the first output gear (9) and the second output gear (10) act on rack-and-pinion (5) simultaneously.
4. Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism according to claim 3, it is characterized in that described first output gear (9) and the second output gear (10) simultaneously and each other backwards rotation, and act on rack-and-pinion (5) simultaneously and move toward same direction.
5. the Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism according to any one of claim 1-4, it is characterized in that described rack-and-pinion (5) both sides are provided with identical teeth, first output gear (9) and the second output gear (10) engage both sides teeth respectively, first output gear (9) is identical gear with the second output gear (10), and is symmetrical arranged.
6. Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism according to claim 5, is characterized in that described drive motors (4) output stretches in gear reduction box (A), and is equipped with input gear (6); Input gear (6) transmission First Transition gear (13), second transition gear (12) both sides respectively transmission three transition gear (11) and the idle pulley (8) coaxial with First Transition gear (13), idle pulley (8) transmission the 4th transition gear (7).
7. Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism according to claim 6, it is characterized in that described 3rd transition gear (11) coaxially connects the second output gear (10), the 4th transition gear (7) coaxially connects the first output gear (9).
8. Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism according to claim 7, it is characterized in that described crosshead (2) is placed between locked mode tailgate (3) and locked mode header board (3 '), locked mode tailgate (3) geo-stationary, locked mode header board (3 ') realizes die sinking and/or locked mode motion by transmission mechanism with the reciprocating motion of crosshead (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510114282.2A CN104669568A (en) | 2015-03-16 | 2015-03-16 | Gear reducer transmission mechanism for mold locking of all-electric injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510114282.2A CN104669568A (en) | 2015-03-16 | 2015-03-16 | Gear reducer transmission mechanism for mold locking of all-electric injection molding machine |
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| Publication Number | Publication Date |
|---|---|
| CN104669568A true CN104669568A (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510114282.2A Pending CN104669568A (en) | 2015-03-16 | 2015-03-16 | Gear reducer transmission mechanism for mold locking of all-electric injection molding machine |
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| CN (1) | CN104669568A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107012778A (en) * | 2017-05-17 | 2017-08-04 | 同济大学 | Vertical rotary type movable bridge spiral assistant drive device |
| CN107022950A (en) * | 2017-04-26 | 2017-08-08 | 同济大学 | A kind of movable bridge gear rack actuating device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10291240A (en) * | 1997-04-21 | 1998-11-04 | Niigata Eng Co Ltd | Mold clamping device for vertical type injection molding machine |
| CN1695922A (en) * | 2005-05-20 | 2005-11-16 | 青岛科技大学 | Full electrodynamic mould locking device of rubber injection machine |
| CN101768953A (en) * | 2009-12-30 | 2010-07-07 | 王来朋 | Synchronous transmission mechanism for plate inserting rack of ultra-soft layer plate inserting machine |
| CN202702556U (en) * | 2012-05-24 | 2013-01-30 | 上海云静企业发展有限公司 | Precise mould locking mechanism of injection molding machine |
| CN103615668A (en) * | 2013-11-29 | 2014-03-05 | 麦世枝 | Portable LED lamp with electricity generated through gravity |
| CN203670117U (en) * | 2013-11-29 | 2014-06-25 | 麦世枝 | Gravity power generation device |
| CN203805268U (en) * | 2014-03-27 | 2014-09-03 | 青岛海尔模具有限公司 | Gear-rack mold opening-closing mechanism of laminated injection mold and laminated injection mold |
| CN204526039U (en) * | 2015-03-16 | 2015-08-05 | 广东伊之密精密机械股份有限公司 | Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism |
-
2015
- 2015-03-16 CN CN201510114282.2A patent/CN104669568A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10291240A (en) * | 1997-04-21 | 1998-11-04 | Niigata Eng Co Ltd | Mold clamping device for vertical type injection molding machine |
| CN1695922A (en) * | 2005-05-20 | 2005-11-16 | 青岛科技大学 | Full electrodynamic mould locking device of rubber injection machine |
| CN101768953A (en) * | 2009-12-30 | 2010-07-07 | 王来朋 | Synchronous transmission mechanism for plate inserting rack of ultra-soft layer plate inserting machine |
| CN202702556U (en) * | 2012-05-24 | 2013-01-30 | 上海云静企业发展有限公司 | Precise mould locking mechanism of injection molding machine |
| CN103615668A (en) * | 2013-11-29 | 2014-03-05 | 麦世枝 | Portable LED lamp with electricity generated through gravity |
| CN203670117U (en) * | 2013-11-29 | 2014-06-25 | 麦世枝 | Gravity power generation device |
| CN203805268U (en) * | 2014-03-27 | 2014-09-03 | 青岛海尔模具有限公司 | Gear-rack mold opening-closing mechanism of laminated injection mold and laminated injection mold |
| CN204526039U (en) * | 2015-03-16 | 2015-08-05 | 广东伊之密精密机械股份有限公司 | Full electric injection moulding machine locking mould speed reduction gear box transmission mechanism |
Non-Patent Citations (1)
| Title |
|---|
| 陈海涛 等: "《塑料模具操作工实用技术问答》", 30 April 2008 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107022950A (en) * | 2017-04-26 | 2017-08-08 | 同济大学 | A kind of movable bridge gear rack actuating device |
| CN107012778A (en) * | 2017-05-17 | 2017-08-04 | 同济大学 | Vertical rotary type movable bridge spiral assistant drive device |
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Application publication date: 20150603 |