CN208305363U - A kind of internal model opening-closing locking mechanism - Google Patents
A kind of internal model opening-closing locking mechanism Download PDFInfo
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- CN208305363U CN208305363U CN201820645579.0U CN201820645579U CN208305363U CN 208305363 U CN208305363 U CN 208305363U CN 201820645579 U CN201820645579 U CN 201820645579U CN 208305363 U CN208305363 U CN 208305363U
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Abstract
A kind of internal model opening-closing locking mechanism, including universal driving shaft, locking force-increasing mechanism, fixed long axis, limit connecting plate mechanism, internal model determine door-plate, internal model moves door-plate, internal model determines door-plate, internal model moves door-plate intermeshing, and internal model determines door-plate, internal model moves the door-plate back side and is hinged by limiting connecting plate mechanism；One fixing end of locking force-increasing mechanism is fixed on the back side that internal model moves door-plate, and locking another fixing end of force-increasing mechanism is fixed on the back side that internal model determines door-plate；A support articulated shaft of the fixed long axis as limit connecting plate mechanism and locking force-increasing mechanism, the top of drive shaft of the universal driving shaft as locking force-increasing mechanism, universal driving shaft connect driving device.Its is easily manufactured for this internal model opening-closing locking mechanism, easy to operate, economical and practical, so that tubulation molding seam operates less, without creeping into internal model.
Description
Technical field
Retaining mechanism is shunk and held round the utility model relates to a kind of internal model of cement tube equipment.
Background technique
Currently, cement tube equipment needs internal model to have the function of to shrink and hold round mostly, when contraction, can be conveniently stripped, supports
Bowlder can seal tubulation.The common internal model of cement tube, which need to have, shrinks and hold round function has the vertical vibration of PCCP internal model, drainpipe
Smash technique internal model etc..The folding of internal model has following methods at present: 1 hand screw holds out against opening, 2 cylinders hold out against opening, 3
Support reduction device described in the vertical machining device of small-bore PCCP pipe；4 Drawing-Core support reduction devices.Hand screw is used for internal model
Unfolding mode is held out against, labor intensity is very big, and worker need to creep into operation in internal model, while efficiency is very low；Internal model is held out against using cylinder
Unfolding mode, pipeline and internal model need to carry out steam curing simultaneously when because of tubulation molding, and steam easily causes damage to the sealing of cylinder,
Cylinder need to be repaired often, be not suitable for long-term batch production, at high cost；The support reduction of the vertical machining device of small-bore PCCP pipe fills
Setting is patented technology, but the device manufacturing cost is too high, and is not suitable for bigbore concrete duct production；Drawing-Core support reduction
Device can generate at least 2 vertical longitudinal joints, pipeline production process higher to seal request when pipeline forms due to design feature
Easily there is spillage, influences product quality.
Utility model content
The purpose of this utility model is that: design it is a kind of easily manufactured, easy to operate, molding seam less, it is economical and practical, be not necessarily to
Creep into the internal model opening-closing locking mechanism operated in internal model.
The utility model includes that universal driving shaft, locking force-increasing mechanism, fixed long axis, limit connecting plate mechanism, internal model determine door-plate, interior
Mould moves door-plate, and the internal model determines door-plate, internal model moves door-plate intermeshing, and the internal model determines door-plate, internal model is moved the door-plate back side and passed through
Limit connecting plate mechanism is hinged；One fixing end of the locking force-increasing mechanism is fixed on the back side that the internal model moves door-plate,
Described another fixing end of locking force-increasing mechanism is fixed on the back side that the internal model determines door-plate；The fixed long axis connects as limit
One support articulated shaft of trigger structure and locking force-increasing mechanism, drive shaft of the universal driving shaft as locking force-increasing mechanism are described
The top of universal driving shaft connects driving device.
In actual use, internal model cylinder is rolled with certain flexibility steel plate to the utility model, and internal model is dynamic
Door-plate and internal model determine door-plate pairing production, are respectively welded on the longitudinal seam of internal model cylinder, internal model cylinder both ends are respectively welded at
Internal model moves door-plate and internal model is determined on door-plate, forms entire internal model.Internal model, external mold, bed die and backform are configured, is formed together for giving birth to
Produce the die apparatus of concrete duct.
When producing concrete duct, bed die is in place, first installs internal model, places concrete steel tendons skeleton or steel cylinder skeleton, then
Backform is installed, external mold is finally installed.
When internal model is installed, rotation drive device is needed, makes to lock force-increasing mechanism movement, the dynamic door-plate of internal model and internal model is made to determine door-plate
Separation, realize internal model cylinder contraction.After internal model after contraction is placed on bed die, driving device is reversely rotated again,
Make to lock force-increasing mechanism counteragent, realizes the closure that internal model moves door-plate and internal model determines door-plate, realize holding round for internal model cylinder；It is mixed
After solidification is completed in solidifying soil pipeline production, when demoulding, rotation drive device realizes the contraction of internal model cylinder again, conveniently stripped.
Its is easily manufactured for this internal model opening-closing locking mechanism, easy to operate, economical and practical, so that tubulation molding is stitched less, is not necessarily to
Creep into operation in internal model.
Locking force-increasing mechanism described in the utility model be separately positioned on internal model determine door-plate, internal model move it is upper and lower on the inside of door-plate
Portion, the locking force-increasing mechanism include crescent gear wheel, pinion gear, pinion gear fixing seat, attachment base, overturning seat, pulling plate, institute
The inside that internal model described in the fixed assets of pinion gear fixing seat one end moves door-plate is stated, the pinion gear is fixed on described coaxially through key
On moving axis, the universal driving shaft passes through the pinion gear fixing seat, and pinion gear is located in the pinion gear fixing seat, the universal driving shaft
It is connect by pinion gear limited cover with pinion gear fixing seat, the key on pinion gear limited cover and the universal driving shaft is acted on to pinion gear
Carry out axial limiting；The attachment base, which is fixed on the internal model, to be determined on the inside of door-plate, and the overturning seat is rotatably connected on by shipping and reselling on another market
In the pinion gear fixing seat, the crescent gear wheel be fixed on connection overturning seat it is same ship and resell on another market on, the crescent
Gear wheel is engaged with pinion gear, and one end of the pulling plate is rotatably connected on the one of the separate attachment base of the overturning seat by pin shaft
End；Adjusting yoke, one end of the adjusting yoke and the drawing are set between the other end and the attachment base of the pulling plate
Plate end is fixedly connected, and the other end of the adjusting yoke and the attachment base are rotatablely connected by the fixed long axis.
The utility model locking force-increasing mechanism course of work is: pinion rotation is driven by rotation universal driving shaft, by small
Between gear and crescent gear wheel cooperate movement, pinion gear fixed frame by internal model move door-plate separated with internal model top door or
Closure, so that internal model be driven to shrink or hold round；The dynamic door-plate of internal model can be effectively realized and internal model determines door-plate folding and locking.Pass through
Boosting function of the handwheel to pinion gear, amplification of the crescent gear wheel to the secondary boosting function realization transmission force of pulling plate.When interior
Mould, which moves door-plate and internal model, determine after door-plate closes, and pin shaft ships and resell on another market, fixes long axis and be in sight alignment state, the dynamic door-plate of realization internal model
The self-locking of door-plate is determined with internal model.
Adjusting yoke described in the utility model includes positive and negative tooth screw rod, connection square, fastening screw nut, the end of the pulling plate
Portion, the end for connecting square are respectively equipped with internal thread hole, and the connection square is rotatably connected on described by the fixed long axis
In attachment base, the both ends of the positive and negative tooth screw rod respectively with the pulling plate, connect square be threadedly coupled, two fastening screw nuts
It is threaded on the positive and negative tooth screw rod respectively, the nut of going forward side by side locks the pulling plate, connection square respectively.Adjusting yoke
The distance between adjustable crescent gear wheel, pulling plate and attachment base adjust the radius of turn of crescent gear wheel.
Internal model described in the utility model determines door-plate, internal model moves setting at least two groups between door-plate and limits connecting plate mechanism, limit
Connecting plate mechanism includes fixed movable plate, connecting pin, connecting plate, fixed quiet plate, and the fixed movable plate is welded on internal model and moves on the inside of door-plate,
The quiet plate of fixation, which is welded on the internal model, to be determined on the inside of door-plate, and the fixed movable plate is connect by connecting pin with the connecting plate,
The connecting plate is connect by the fixed long axis with the quiet plate of the fixation.Limit connecting plate mechanism for limit internal model move door-plate and
Internal model determines the freedom degree of door-plate, so that internal model is moved door-plate mobile by the circular trace of setting.
Driving device described in the utility model is handwheel or electric wrench or pneumatic impact spanner.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the perspective view of Fig. 1；
Fig. 4 is a kind of structural schematic diagram that the utility model locks force-increasing mechanism；
Fig. 5 is the structural schematic diagram of another state of Fig. 4；
Fig. 6 is the structural schematic diagram that the utility model limits connecting plate mechanism；
A kind of usage state diagram of Fig. 7 the utility model.
Specific embodiment
As shown in Fig. 1,2,3,6,7, this internal model opening-closing locking mechanism, including universal driving shaft 2, locking force-increasing mechanism 3, fixed length
Axis 4, limit connecting plate mechanism 5, internal model determine door-plate 6, internal model moves door-plate 7, and internal model determines door-plate 6, internal model is moved door-plate 7 and is intermeshed, interior
Mould determines door-plate 6, internal model moves 7 back side of door-plate and is hinged by limiting connecting plate mechanism 5；Lock a fixing end of force-increasing mechanism 3
It is fixed on the back side that internal model moves door-plate 7, locking another fixing end of force-increasing mechanism 3 is fixed on the back side that internal model determines door-plate 6；It is fixed
A support articulated shaft of the long axis 4 as limit connecting plate mechanism 5 and locking force-increasing mechanism 7, universal driving shaft 2 is as locking force-increasing mechanism
The top of 3 drive shaft, universal driving shaft 2 connects handwheel 1.
As shown in Figure 4,5, locking force-increasing mechanism 7 is separately positioned on that internal model determine door-plate 6, internal model moves the upper and lower of the inside of door-plate 7
Portion, locking force-increasing mechanism 7 include crescent gear wheel 301, pinion gear 303, pinion gear fixing seat 302, attachment base 312, overturning
Seat 305, pulling plate 307,302 one end fixed assets internal model of pinion gear fixing seat move the inside of door-plate 7, and pinion gear 303 is coaxially fixed on
On universal driving shaft 2, universal driving shaft 2 passes through pinion gear fixing seat 302, and pinion gear 303 is located in pinion gear fixing seat 302；Attachment base 312
It is fixed on internal model and determines the inside of door-plate 6, overturning seat 305 308 is rotatably connected in pinion gear fixing seat 302 by shipping and reselling on another market, crescent
Gear wheel 301 is fixed on the same of connection overturning seat 305 and ships and resell on another market on 308, and crescent gear wheel 301 is engaged with pinion gear 303,
One end of pulling plate 307 is rotatably connected on one end of the separate attachment base 312 of overturning seat 305 by pin shaft 306；In pulling plate 307
Adjusting yoke 313 is set between the other end and attachment base 312, one end of adjusting yoke 313 is fixedly connected with 307 end of pulling plate,
The other end and attachment base 312 of adjusting yoke 313 pass through fixed long axis 4 and are rotatablely connected.
Adjusting yoke 313 includes positive and negative tooth screw rod 310, connection square 311, fastening screw nut 309, and the end of pulling plate 307 connects
The end for connecing square 311 is respectively equipped with internal thread hole, and connection square 311 passes through fixed long axis 4 and is rotatably connected on attachment base 312
It is interior, the both ends of positive and negative tooth screw rod 310 respectively with pulling plate 307, connect square 311 and be threadedly coupled, two fastening screw nuts 309 distinguish spiral shells
Line is connected on positive and negative tooth screw rod 310, and nut 309 of going forward side by side locks pulling plate 307, connection square 311 respectively.
As shown in fig. 6, internal model determines door-plate 6, internal model is moved and four groups of limit connecting plate mechanisms 5 are arranged between door-plate 7, connecting plate machine is limited
Structure 5 includes fixed movable plate 501, connecting pin 502, connecting plate 503, fixed quiet plate 504, and fixed movable plate 501 is welded on internal model and moves door
7 inside of plate, fixed quiet plate 504 are welded on internal model and determine 6 inside of door-plate, and fixed movable plate 501 passes through connecting pin 502 and connecting plate 503
Connection, connecting plate 503 pass through fixed long axis 4 and connect with fixed quiet plate 504.
Claims (5)
1. a kind of internal model opening-closing locking mechanism, it is characterised in that connect including universal driving shaft, locking force-increasing mechanism, fixed long axis, limit
Trigger structure, internal model determine door-plate, internal model moves door-plate, and the internal model determines door-plate, internal model moves door-plate intermeshing, and the internal model determines door
Plate, internal model move the door-plate back side and are hinged by limiting connecting plate mechanism；One fixing end of the locking force-increasing mechanism is fixed on
The back side of the internal model moving template, described another fixing end of locking force-increasing mechanism are fixed on the back side that the internal model determines door-plate；
A support articulated shaft of the fixed long axis as limit connecting plate mechanism and locking force-increasing mechanism, the universal driving shaft is as locking
The top of the drive shaft of force-increasing mechanism, the universal driving shaft connects driving device.
2. internal model opening-closing locking according to claim 1 mechanism, it is characterised in that the locking force-increasing mechanism is respectively set
Internal model determine door-plate, internal model move door-plate on the inside of top and the bottom, the locking force-increasing mechanism include crescent gear wheel, pinion gear,
Pinion gear fixing seat, attachment base, overturning seat, pulling plate, internal model described in the fixed assets of pinion gear fixing seat one end move the interior of door-plate
Side, the pinion gear are coaxially fixed on the universal driving shaft, and the universal driving shaft passes through the pinion gear fixing seat, and pinion gear is located at
In the pinion gear fixing seat；The attachment base, which is fixed on the internal model, to be determined on the inside of door-plate, and the overturning seat passes through rotation of shipping and reselling on another market
Be connected in the pinion gear fixing seat, the crescent gear wheel be fixed on connection overturning seat it is same ship and resell on another market on, it is described
Crescent gear wheel is engaged with pinion gear, and one end of the pulling plate is rotatably connected on the separate connection of the overturning seat by pin shaft
One end of seat；Adjusting yoke is set between the other end and the attachment base of the pulling plate, one end of the adjusting yoke with
The pulling plate end is fixedly connected, and the other end of the adjusting yoke and the attachment base are connected by the fixed long axis rotation
It connects.
3. internal model opening-closing locking according to claim 2 mechanism, it is characterised in that the adjusting yoke includes positive and negative tooth spiral shell
Bar, connection square, fastening screw nut, the end of the pulling plate, the end for connecting square are respectively equipped with internal thread hole, the connection side
Block is rotatably connected in the attachment base by the fixed long axis, the both ends of the positive and negative tooth screw rod respectively with the pulling plate,
It connects square to be threadedly coupled, two fastening screw nuts are threaded in respectively on the positive and negative tooth screw rod, the nut of going forward side by side
The pulling plate, connection square are locked respectively.
4. internal model opening-closing locking according to claim 1 mechanism, it is characterised in that the internal model determines door-plate, internal model moves door-plate
Between limit connecting plate mechanism include fixed movable plate, connecting pin, connecting plate, fixed quiet plate, the fixed movable plate is welded on internal model
On the inside of dynamic door-plate, the quiet plate of fixation, which is welded on the internal model, determine on the inside of door-plate, the fixed movable plate pass through connecting pin with it is described
Connecting plate connection, the connecting plate are connect by the fixed long axis with the quiet plate of the fixation.
5. internal model opening-closing locking according to claim 1 mechanism, it is characterised in that the driving device is handwheel or electronic
Spanner or pneumatic impact spanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820645579.0U CN208305363U (en) | 2018-05-03 | 2018-05-03 | A kind of internal model opening-closing locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820645579.0U CN208305363U (en) | 2018-05-03 | 2018-05-03 | A kind of internal model opening-closing locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208305363U true CN208305363U (en) | 2019-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820645579.0U Active CN208305363U (en) | 2018-05-03 | 2018-05-03 | A kind of internal model opening-closing locking mechanism |
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| CN (1) | CN208305363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394017A (en) * | 2018-05-03 | 2018-08-14 | 江苏华光双顺机械制造有限公司 | A kind of internal model opening-closing locking mechanism |
-
2018
- 2018-05-03 CN CN201820645579.0U patent/CN208305363U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394017A (en) * | 2018-05-03 | 2018-08-14 | 江苏华光双顺机械制造有限公司 | A kind of internal model opening-closing locking mechanism |
| CN108394017B (en) * | 2018-05-03 | 2024-02-06 | 江苏华光双顺机械制造有限公司 | Internal mold opening and closing locking mechanism |
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