CN110239023A - UPE pipe molding equipment and its drag link mechanism - Google Patents
UPE pipe molding equipment and its drag link mechanism Download PDFInfo
- Publication number
- CN110239023A CN110239023A CN201910490017.2A CN201910490017A CN110239023A CN 110239023 A CN110239023 A CN 110239023A CN 201910490017 A CN201910490017 A CN 201910490017A CN 110239023 A CN110239023 A CN 110239023A
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- Prior art keywords
- correcting member
- link mechanism
- drag link
- correction
- pull rod
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- 230000007246 mechanism Effects 0.000 title claims abstract description 79
- 238000000465 moulding Methods 0.000 title claims abstract description 22
- 238000012937 correction Methods 0.000 claims abstract description 84
- 230000006978 adaptation Effects 0.000 claims abstract description 6
- 230000006698 induction Effects 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 210000002421 cell wall Anatomy 0.000 claims description 7
- 229920003225 polyurethane elastomer Polymers 0.000 claims 1
- 230000033001 locomotion Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 5
- 239000004033 plastic Substances 0.000 abstract description 4
- 229920003023 plastic Polymers 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000035882 stress Effects 0.000 description 16
- 208000010392 Bone Fractures Diseases 0.000 description 13
- 206010017076 Fracture Diseases 0.000 description 13
- 230000003287 optical effect Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 239000004814 polyurethane Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 4
- 230000008030 elimination Effects 0.000 description 3
- 238000003379 elimination reaction Methods 0.000 description 3
- 229920002635 polyurethane Polymers 0.000 description 3
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000009429 distress Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
- B29K2023/0658—PE, i.e. polyethylene characterised by its molecular weight
- B29K2023/0683—UHMWPE, i.e. ultra high molecular weight polyethylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention belongs to plastics forming technique field more particularly to a kind of UPE pipe molding equipments and its drag link mechanism.The drag link mechanism includes pull rod, loop bar, supports stops and correction component, correcting component includes the first correcting member, the second correcting member and flexible connector, correction groove is provided on first correcting member, correction protrusion is provided on second correcting member, first correcting member and the second correcting member are sequentially sheathed on pull rod, are corrected protrusion adaptation and are protruded out in correction groove and by each flexible connector and the first correcting member elastic connection.In motion process, when to there is concentrated stress between stops and the second correcting member, the reaction force of the stress is transferred to flexible connector by the second correcting member, flexible deformation occurs for flexible connector, to offset the concentrated stress occurred between stops and the second correcting member, to avoid drag link mechanism from occurring concentrated stress during the work time, the risk that fracture or breakage occur for drag link mechanism is reduced.
Description
Technical field
The invention belongs to plastics forming technique field more particularly to a kind of UPE pipe molding equipments and its drag link mechanism.
Background technique
Ultra-high molecular weight polyethylene (Ultra-high molecular Weight Polyethylene, abbreviation UPE) is
A kind of thermoplastic that molecular weight is high, with the excellent of wear-resisting, impact resistance, corrosion-resistant, self-lubricating and impact strength height etc.
Benign energy, is the engineering plastics that comprehensive performance is best currently on the market.Currently, being market by the tubing that UPE material is processed into
Upper relatively conventional a kind of engineering material.
Generally, it is provided with drag link mechanism for processing the molding equipment of UPE tubing, and existing UPE tube forming is set
The standby drag link mechanism for being usually provided only with simple T-shaped structure as shown in Figure 1, the drag link mechanism are drawn by T shape pull rod 100 and T shape
Stretching loop bar 200 outside bar 100 forms, and ideally, which pastes completely with the contact surface for stretching loop bar 200
It closes, as shown in figure 1 state shown in (a).However in actual production, the contact surface of T shape pull rod 100 and stretching loop bar 200 can not
Accomplish very smooth (there are burr or salient points on such as surface), therefore both can not always be bonded completely, when fitting will appear
Certain fitting angle, as shown in figure 1 state shown in (b)；At this point, due to existing between T shape pull rod 100 and stretching loop bar 200
It is bonded angle, at this point, heading on (along Fig. 1 F when T shape pull rod 100 moves upwards when stretching loop bar 2001Shown in direction movement),
The T-shaped structure of 100 upper end of T shape pull rod will appear the case where stress concentration acts on a certain position, in this way, stress concentration acts on position
The place of setting just is easy to happen fracture, occurs so as to cause drag link mechanism damaged；Further, since drag link mechanism fracture information can not and
When detected by operating personnel, therefore in the case where T shape 100 fracture distress of pull rod, entire molding equipment is still ceaselessly operating work
Make, also just can also cause different degrees of damage to molding equipment in this way, meanwhile, it makes molding UPE tubing and is also unable to reach
Normal production standard, also, a large amount of wastage of material is also caused, it is unfavorable for the cost control of production.
Summary of the invention
The purpose of the present invention is to provide a kind of UPE pipe molding equipment and its drag link mechanisms, it is intended to solve in the prior art
The drag link mechanism of UPE molding equipment the technical issues of being easy to produce concentrated stress and being broken.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of drag link mechanism, including pull rod, loop bar and support
Stops, pull rod have the first end and second end being oppositely arranged, and loop bar is sheathed on the first end of pull rod, the end of pull rod first end
Extend loop bar and is fixedly connected with to stops；Drag link mechanism further includes correction component, and correction component includes the first correcting member, the
Two correcting members and several flexible connectors are provided with correction groove on the first correcting member, are provided with and correct on the second correcting member
The compatible correction protrusion of groove shapes, the first correcting member and the second correcting member are sequentially sheathed on the first end of pull rod, and first
Correcting member is fixedly connected with loop bar, and the second correcting member is abutted away from the end face of the first correcting member with stops is supported, and corrects protrusion adaptation
It protrudes out in correction groove and by each flexible connector and the first correcting member elastic connection, the slot of correction protrusion and correction groove
There is for the correcting gap for elastic connector elastic telescopic interval between wall.
Further, flexible connector is elastic, corrects and offers several first spliced eyes on groove, in correction protrusion
Several second spliced eyes, the elastic grafting respectively of the opposite both ends of each elastic are offered at the position of corresponding each first spliced eye
In in corresponding first spliced eye and the second spliced eye.
Further, correction component further includes the rigid connector with the first end and second end being oppositely arranged, rigidity
The first end of connector is fixedly connected through the first spliced eye and with loop bar, and the second end of rigid connector runs through the second spliced eye
And it is fixedly connected with the second correcting member；Flexible connector is the resilient sleeve barrel mast of inner hollow, and resilient sleeve column sleeve is connected to rigidity
Outside connector.
Further, the groove bottom wall for correcting groove is the arc-shaped slot bottom wall of indent, and the end face that correction protrusion protrudes out end is
Arc-shaped end face compatible with arc-shaped slot bottom wall.
Further, flexible connector is polyurethane PU elastomer.
Further, drag link mechanism further includes fracture detection components, and fracture detection components include being provided with passage of light
Photoelectric sensor and the sensing chip for being provided with induction end, photoelectric sensor are fixed on the outer peripheral edge that the first correcting member deviates from pull rod,
Sensing chip is fixed on the outer peripheral edge that the second correcting member deviates from pull rod, and sensing chip face photoelectric sensor simultaneously makes induction end be suspended at light
The surface of line access.
Further, the spacing distance between the end and passage of light of induction end face passage of light is less than or equal to school
Spacing distance between positive protrusion and the cell wall of correction groove.
Further, drag link mechanism further includes the abutment sleeve for being provided with open end, and the first end of pull rod is together with to stops
It is contained in abutment sleeve jointly with the second correcting member, the first correcting member protrudes outward away from the outer peripheral edge of pull rod and is formed with connection
Boss, the end of abutment sleeve open end are contained in abutment sleeve with boss connection, correction groove is connect, and abutment sleeve opens
Mouth end offers the avoiding hollow groove for avoiding fracture detection components.
Further, drag link mechanism further includes anti-locking elements, and the side wall to stops face abutment sleeve inner wall offers
For the anti-rotation location hole of the anti-locking elements of grafting, the position of abutment sleeve face anti-rotation location hole offers anti-rotation connecting hole,
One end of anti-locking elements extends after running through anti-rotation connecting hole and is fixed on anti-rotation positioning hole.
Beneficial effects of the present invention: drag link mechanism of the invention, in the end to stops and loop bar of pull rod first end
Between be provided with correction component, which includes several flexible connectors and the first school for being sequentially sheathed on pull rod first end
Positive part, the second correcting member, wherein be provided with correction protrusion on the second correcting member, offered on the first correcting member and correction protrusion
It is convex to correct protrusion adaptation when the first correcting member and the second correcting member are sheathed on pull rod for the compatible correction groove of shape
It extends in correction groove and by flexible connector and the first correcting member elastic connection, also, elastic connection corrects protrusion simultaneously
It protrudes out interval between the end face at end and the cell wall of correction groove and is formed with the correcting gap for flexible connector elastic telescopic.Work
When, loop bar towards the end motion supported where stops, that is, is moved upwards, at this point, to support the first correcting member same for loop bar by external force
Step moves upwards, which is passed to the second correcting member by flexible connector by the first correcting member, and by the second correcting member
Continue to support to synchronize to stops drive pull rod and move upwards；In motion process, when support stops and the second correcting member contact surface it
Between there is fitting angle, that is, support when there is concentrated stress between stops and the second correcting member, the reaction force of the stress passes through the
Two correcting members are transferred to flexible connector, and flexible deformation occurs for flexible connector, occur at this point, correction is raised in correction groove
Certain position is mobile and the opening size in auto-regulating correcting gap, is coordinated with this between stops and the second correcting member
It is bonded angle, to offset the concentrated stress occurred between stops and the second correcting member；In this way, just can quickly and effectively disappear
It is bonded angle between stops and the second correcting member contact surface except supporting, avoids drag link mechanism from occurring concentration during the work time and answers
Power, greatly reducing drag link mechanism is influenced and is occurred the risk of fracture or breakage by concentrated stress, improves making for drag link mechanism
With the service life, the stability and reliability of drag link mechanism work operation are better assured.
It is of the invention another solution is that a kind of UPE pipe molding equipment, including above-mentioned drag link mechanism.
The UPE pipe molding equipment, due to having used above-mentioned drag link mechanism, the collection that drag link mechanism occurs during the work time
Middle stress can be corrected component and automatically correct elimination, and the risk that being broken occurs in drag link mechanism substantially reduces, therefore, UPE pipe at
The situation that type equipment tension linkage is broken and operation troubles or equipment breakage occurs is improved, the molding of UPE pipe
Equipment operation is more reliable and more stable, and molding equipment service life extends.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the structural schematic diagram of prior art drag link mechanism；
Fig. 2 is the structural schematic diagram one of drag link mechanism provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram two of drag link mechanism provided in an embodiment of the present invention；
Fig. 4 is the decomposition view of drag link mechanism provided in an embodiment of the present invention；
Fig. 5 is the cross-sectional view one of drag link mechanism provided in an embodiment of the present invention；
Fig. 6 is the cross-sectional view two of drag link mechanism provided in an embodiment of the present invention；
Structural schematic diagram when Fig. 7 is the unassembled abutment sleeve of drag link mechanism provided in an embodiment of the present invention；
Fig. 8 is the enlarged diagram in Fig. 7 at A；
Fig. 9 is the structural schematic diagram of the first correcting member of the correction component of drag link mechanism provided in an embodiment of the present invention；
Figure 10 is the structural schematic diagram of the second correcting member of the correction component of drag link mechanism provided in an embodiment of the present invention.
Wherein, each appended drawing reference in figure:
10-drag link mechanism 11-pull rod, 12-loop bars
13-, which support stops 14-correction component 15-, is broken detection components
16-abutment sleeves 17-anti-111-clamping groove of locking elements
112-113-holding screw of clamping block, 121-socket gaps
122-set 123-screw fixed hole of lever attachment hole, 131-sleeve joint holes
132-anti-rotation location hole the 142-the second correcting members of the 141-the first correcting member
143-flexible connector 144-correcting gap, 145-rigid connectors
151-152-sensing chips of photoelectric sensor 161-be connected and fixed hole
162-avoiding hollow groove 163-anti-rotation, 164-sleeve connectors of connecting hole
1411-correction 1413-first through hole of the 1412-the first spliced eye of groove
1414-1415-fastener of fastener the 1416-the first connecting holes of connecting hole
1417-the first, which abuts 1418-sensor of step stationary plane 1419-, connects boss
1420-raised 1422-the second spliced eyes of 1421-correction of sleeve connection hole
1423-the second the 1424-the second connecting hole 1425-the second of through-hole abuts step
1426-catching step 1427-sensing chip, 1511-passage of light of stationary plane
1521-induction end.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment that Fig. 2~10 is described is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in Fig. 2~10, one embodiment of the invention provides a kind of drag link mechanism 10, and the drag link mechanism 10 is for mentioning
It for the motion-promotion force with 11 connection structure of pull rod, is particularly suitable for being set in UPE pipe molding equipment, for being connected simultaneously with core model
Pull core model movement.Specifically, as shown in Fig. 2, Fig. 3 and Fig. 6, the drag link mechanism 10 is including pull rod 11, loop bar 12 and supports stops
13, pull rod 11 has the first end and second end being oppositely arranged, and loop bar 12 is sheathed on the first end of pull rod 11, i.e. loop bar 12 is sky
The tube-in-tube structure of the heart, be sheathed on pull rod 11 it is outer when, socket gap 121 is provided between 11 outer wall of inner wall and pull rod for pull rod
11 carry out position adjustment appropriate.
Further, as shown in figure 4, the end of 11 first end of pull rod is extended loop bar 12 and connected with supporting stops 13 and fixing
It connects, specifically, the middle part to stops 13 offers the sleeve joint hole 131 with the socket of the end adapter of 11 first end of pull rod, supports stops
13 are sleeved and fixed in the first end of pull rod 11, form longitudinal section together in T-shaped T-shaped structure with pull rod 11 to stops 13；
Further, the end recess of 11 first end of pull rod is formed with clamping groove 111, and clamping groove 111 extends to the connection to stops 13
Except hole, clamping block 112, the opposite both ends of clamping block 112 both ends opposite from clamping groove 111 are arranged in clamping groove 111
Portion extends out and is in contact with stops 13 is supported, and the both ends extended are fixedly connected by holding screw 113 with stops 13 is supported,
It will be locked in the first end of pull rod 11 so that 13 clamping of stops will be supported, to the disengaging pull rod 11 of stops 13 or relatively when avoiding moving
Pull rod 11 rotates, and influences the normal work of the present embodiment drag link mechanism 10.
Closer, as also shown in e.g. figs. 4-7, the drag link mechanism 10 of the present embodiment further includes for that will be applied to loop bar 12
Power be transferred to stops 13 so that drive pull rod 11 move correction component 14, the correction component 14 include the first correcting member
141, the second correcting member 142 and several flexible connectors 143 are provided with correction groove 1411, the second school on first correcting member 141
Correction protrusion 1421 compatible with correction 1411 shape of groove, the first correcting member 141 and the second correction are provided on positive part 142
Part 142 is sequentially sheathed on the first end of pull rod 11, and the first correcting member 141 is fixedly connected with loop bar 12, and the second correcting member 142 deviates from
The end face of first correcting member 141 is abutted with stops 13 is supported, and 1421 adaptation of correction protrusion protrudes out in correction groove 1411 and passes through
141 elastic connection of each flexible connector 143 and the first correcting member, between correcting between protrusion 1421 and the cell wall for correcting groove 1411
It is separated with for the correcting gap 144 for 143 elastic telescopic of flexible connector.Specifically, the center position of the first correcting member 141
First through hole 1413 is offered, the center position of the second correcting member 142 offers the second through-hole 1423, when the first correcting member
141 and second correcting member 142 when being sheathed on pull rod 11, the first end of pull rod 11 sequentially passes through first through hole 1413 and second logical
Hole 1423, and socket gap is equally reserved between the outer wall of the hole wall and pull rod 11 of first through hole 1413 and the second through-hole 1423
121, so that the opposite pull rod 11 of the second correcting member 142 carries out position adjustment appropriate.
Further, as shown in Figure 5 and Figure 6, the first correcting member 141 has the upper surface and lower end surface being oppositely arranged,
Its lower end surface is fixedly connected towards the end for supporting stops 13 by fastener 1414 such as screw or bolt with loop bar 12, and first
The upper surface of correcting member 141 is recessed to form correction groove 1411, and when the first correcting member 141 is sheathed on pull rod 11, pull rod
11 are pierced by from the centre of correction groove 1411；Similarly, the second correcting member 142 also has the upper surface being oppositely arranged under
End face, end face is abutted with the bottom surface for supporting stops 13 towards loop bar 12 thereon, and lower end surface protrudes out to form above-mentioned shape and correction
The compatible correction of groove 1411 protrusion 1421, and when the second correcting member 142 is sheathed on pull rod 11, pull rod 11 is equally from school
The centre of positive protrusion 1421 is pierced by, to ensure to correct the contraposition accuracy of protrusion 1421 and correction groove 1411.Specifically,
In some specific embodiments, several fastener connecting holes through its lower end surface are also provided on the first correcting member 141
1415,12 end of loop bar, which corresponds to, offers set lever attachment hole 122,1414 phase of fastener at the position of each fastener connecting hole 1415
Pair both ends be individually fixed in fastener connecting hole 1415 and set lever attachment hole 122, so that the first correcting member 141 is fixed
It is connected to the end of loop bar 12.
The drag link mechanism 10 of the embodiment of the present invention, in supporting between stops 13 and the end of loop bar 12 for 11 first end of pull rod
It is provided with correction component 14, the correction component 14 is including several flexible connectors 143 and is sequentially sheathed on 11 first end of pull rod
First correcting member 141, the second correcting member 142, wherein correction protrusion 1421, the first correcting member are provided on the second correcting member 142
Correction groove 1411 compatible with raised 1421 shapes are corrected is offered on 141, when the first correcting member 141 and the second correcting member
142 when being sheathed on pull rod 11, and 1421 adaptation of correction protrusion protrudes out in correction groove 1411 and by flexible connector 143
With 141 elastic connection of the first correcting member, also, elastic connection simultaneously correct protrusion 1421 protrude out end end face and correction groove
Interval is formed with the correcting gap 144 for 143 elastic telescopic of flexible connector between 1411 cell wall.When work, loop bar 12 by
External force is towards an end motion (along Fig. 5 F supported where stops 132Shown in direction movement), that is, move upwards, at this point, set
Bar 12, which is supported the first correcting member 141 and synchronized, to be moved upwards, and the first correcting member 141 is passed the active force by flexible connector 143
The second correcting member 142 is passed, and continues to support to synchronize to the drive pull rod 11 of stops 13 by the second correcting member 142 and move upwards；Fortune
During dynamic, it is bonded angle when supporting to exist between stops 13 and the contact surface of the second correcting member 142, that is, supports stops 13 and the second school
When there is concentrated stress between positive part 142, the reaction force of the stress is transferred to flexible connector by the second correcting member 142
143, flexible connector 143 occur flexible deformation, at this point, correction protrusion 1421 in correction groove 1411 in certain position occurs
Mobile and auto-regulating correcting gap 144 opening size is coordinated with this to the patch between stops 13 and the second correcting member 142
Close angle degree, to offset the concentrated stress occurred between stops 13 and the second correcting member 142；In this way, just can be fast and effective
Elimination support be bonded angle between stops 13 and 142 contact surface of the second correcting member, avoid drag link mechanism 10 during the work time
There is concentrated stress, greatly reducing drag link mechanism 10 is influenced and occurred the risk of fracture or breakage by concentrated stress, is improved
The service life of drag link mechanism 10, the more preferable stability and reliability for ensuring the work operation of drag link mechanism 10.
In another embodiment of the invention, as shown in Figure 3 and Figure 5, flexible connector 143 is elastic, corrects groove
Several first spliced eyes 1412 are offered on 1411, are corresponded in correction protrusion 1421 and are opened up at the position of each first spliced eye 1412
There are several second spliced eyes 1422, elasticity is plugged in corresponding first spliced eye respectively at each elastic opposite both ends
1412 and second in spliced eye 1422.Specifically, the internal diameter of the first spliced eye 1412 is slightly less than the grafting therewith of flexible connector 143
End diameter, the interior strength of the second spliced eye 1422 is slightly less than the diameter of the end of grafting therewith of flexible connector 143, such as
This, the both ends of flexible connector 143 are connect with the first spliced eye 1412 and 1422 interference of the second spliced eye respectively, so that it is guaranteed that
First correcting member 141 is stably connected with the second correcting member 142, avoids the first correcting member 141 or the opposite bullet of the second correcting member 142
Property connector 143 rotate and cause correct component 14 can not play the effect automatically corrected；Meanwhile interference connection can also be true
Guarantor's effect can be all transferred to the second connector via the first connector and flexible connector 143 with the power on loop bar 12,
It proposes the transmission efficiency of external force, reduces the power loss in transmittance process.
In another embodiment of the invention, as shown in Figure 3 and Figure 5, correction component 14 further includes having to be oppositely arranged
The rigid connector 145 of first end and second end, the first end of rigid connector 145 is through the first spliced eye 1412 and and loop bar
12 are fixedly connected towards the end for supporting stops 13, and the second end of rigid connector 145 is through the second spliced eye 1422 and with second
Correcting member 142 is fixedly connected；Flexible connector 143 is the resilient sleeve barrel mast of inner hollow, and resilient sleeve column sleeve is connected to rigidity and connects
Outside fitting 145.
Specifically, as shown in Fig. 5, Fig. 9 and Figure 10, at the position of 141 the first spliced eye of face 1412 of the first correcting member also
The first connecting hole 1416 of perforation 141 lower end surface of the first correcting member is offered, and the size of the first connecting hole 1416 is less than first
The aperture of spliced eye 1412, the first spliced eye 1412 is to being formed with for abutting elasticity at the position of 1416 transition of the first connecting hole
The first of the end of connector 143 abuts step 1417；Similarly, the position of 142 the second spliced eye of face 1422 of the second correcting member
The place of setting is also provided with the second connecting hole 1424 of the upper surface of the second correcting member 142 of perforation, and the second connecting hole 1424 and second
Second that the other end for abutting flexible connector 143 is formed between spliced eye 1422 abuts step 1425；In this way, even
When connecing the first correcting member 141 and the second correcting member 142, the both ends of flexible connector 143 are first plugged to corresponding first respectively
In spliced eye 1412 and the second spliced eye 1422, the both ends of flexible connector 143 push against respectively abuts step 1417 in first
Step 1425 is abutted with second, rigid connector 145 is then inserted into the first connecting hole 1416 from the second connecting hole 1424 again, just
Property connector 145 first end be fixedly connected with the end of loop bar 12 after the first connecting hole 1416, rigid connector 145
Second end is then fixed in the second connecting hole 1424.In this way, by increasing between the first correcting member 141 and the second correcting member 142
If rigid connector 145 is attached, the connective stability of the two and the reliability of inner transmitting can be further improved.
More specifically, in the present embodiment, as shown in figure 5, above-mentioned rigid connector 145 is that plug plays screw, loop bar 12 connects
It connects the plug and beats at the position of screw and offer screw fixed hole 123, the first end that plug plays screw is stoppered with the screw fixed hole 123
It is fixed, it fills in and is provided with nut in the second end for playing screw, the aperture of the second connecting hole 1424, which protrudes out, to be provided with for backstop nut
Catching step 1426.Certainly, in some other embodiments, rigid connector 145 may be that there is connection to make for other
Connector does not do unique restriction herein.
In another embodiment of the invention, as shown in Figure 3 and Figure 5, above-mentioned each first spliced eye 1412 is circumferential uniformly
It is laid in correction groove 1411, above-mentioned each second spliced eye 1422 is circumferential uniformly distributed in correction protrusion 1421, above-mentioned
Each flexible connector 143 and the uniformly distributed outer peripheral edge in pull rod 11 of each rigid connector 145.In this way, by pull rod 11
Outer peripheral edge be uniformly arranged flexible connector 143 and rigid connector 145 for connecting the first correcting member 141 and the second correcting member
142, to improve connection stability and reliability；Also, 143 uniform ring of flexible connector is arranged around pull rod 11, in this way,
Correction protrusion 1421 the enterprising line position of all directions can set movement in correction groove 1411, thus auto-regulating correcting gap
Opening size in 144 all directions, and coordinate to be bonded angle to what all directions between stops 13 and the second correcting member 142 occurred
Degree improves correction group so that the concentrated stress occurred between stops 13 and the second correcting member 142 is supported in more accurate effective counteracting
The reliability of part 14 automatically corrected.
In another embodiment of the invention, as shown in Figure 4 and Figure 6, the groove bottom wall for correcting groove 1411 is preferably indent
Arc-shaped slot bottom wall, correction protrusion 1421 protrude out end end face be preferably arc-shaped ends compatible with arc-shaped slot bottom wall
Face, i.e. correction protrusion 1421 can be rotatably assorted with correction groove 1411, that is, allow to correct protrusion 1421 in correction groove 1411
It is interior to carry out rotation adjustment appropriate, fitting angle is corrected to be more advantageous to and cooperate between the two.
In another embodiment of the invention, flexible connector 143 is preferably polyurethane PU elastomer, polyurethane PU elasticity
Body is also known as excellent power glue, is a kind of new material between plastics and rubber, the rigidity with plastics, and the bullet with rubber
Property, it is that a kind of intensity is larger, the lesser elastic material of compressive deformation, and also with excellent wear-resisting, high temperature resistant and corrosion resistant
Performance；The flexible connector 143 of the present embodiment is made using it, the intensity of its own can ensure the first correcting member 141 and the
Two correcting members 142 are stably connected with, and its compression deformation ability appropriate then can satisfy simultaneously and automatically correct fitting angle
Demand.Certainly, in some other real-time examples, flexible connector 143 can also be using the higher elastic material of other intensity
Material production, as long as it can satisfy use demand, does not do unique restriction herein.
In another embodiment of the invention, as shown in Fig. 2, Fig. 6~8, drag link mechanism 10 further includes fracture detection components
15, fracture detection components 15 include being provided with the photoelectric sensor 151 of passage of light 1511 and being provided with the sense of induction end 1521
Piece 152 is answered, specifically, photoelectric sensor 151 includes the optical transmitting set (not shown) and optical receiver (not shown) being oppositely arranged,
Passage of light 1511 is connected to the optical transmitting set and optical receiver.Photoelectric sensor 151 is fixed on the first correcting member 141 away from pull rod
11 outer peripheral edge, and its passage of light 1511 is arranged towards the side where the second correcting member 142, sensing chip 152 are fixed on the
Two correcting members 142 deviate from the outer peripheral edge of pull rod 11, the setting of 152 face photoelectric sensor 151 of sensing chip, and the sense of sensing chip 152
1521 induction end 1521 should be held to be suspended at the surface of passage of light 1511, as shown in Figure 8.
Specifically, when the drag link mechanism of the present embodiment 10 moves, loop bar 12 pushes the first correcting member under external force
141 move towards the second correcting member 142, and the first correcting member 141 and the interaction of the second correcting member 142 squeeze flexible connector
143, flexible connector 143 is shunk, and keeps the first correcting member 141 and the second correcting member 142 close to each other, at the same time, induction
Piece 152 is also synchronous close to each other with photoelectric sensor 151, and the induction end 1521 of sensing chip 152 is made to be moved to blocking photoelectric transfer
The passage of light 1511 of sensor 151, the optical receiver of photoelectric sensor 151 can not normally receive the light letter of its optical transmitting set transmitting
Number, in this way, indicating that drag link mechanism 10 is in normal operating conditions；On the contrary, if the pull rod 11 of drag link mechanism 10 is concentrated
When stress is broken, loop bar 12 pushes the first correcting member 141 to run up (along Fig. 5 F2Shown in direction) when, by
It has been broken in pull rod 11, at this point, flexible connector 143 can be through by the extruding force of the first correcting member 141 and the second correcting member 142
Dispersed by the pull rod 11 being broken, in this way, the induction end 1521 of sensing chip 152 just can not block the light of photoelectric sensor 151
Line access 1511, the optical receiver of photoelectric sensor 151 can normally receive the optical signal of its optical transmitting set transmitting always, this
When, that is, it indicates the case where drag link mechanism 10 has already appeared fracture damage, shutdown is needed to repair.In this way, the drawing of the present embodiment
Whether linkage 10 is broken, operation people by the way that above-mentioned fracture detection components 15 are arranged for real-time detection drag link mechanism 10
Member according to the working condition of photoelectric sensor 151 has found whether drag link mechanism 10 breaks down in time, and when failure shuts down inspection in time
It repairs, so as to avoid equipment from being produced under nonserviceabling, 10 pairs of drag link mechanism of failure is avoided to use the whole of its
A molding equipment damages, meanwhile, it avoids equipment from being produced under malfunction, reduces the amount of the product of inferior quality, as far as possible
It is efficient utilize raw materials for production, reduce raw material and control cost.
In another embodiment of the invention, as shown in Fig. 7~10, the side of the first correcting member 141 is provided with for solid
The sensor stationary plane 1418 of photoelectric sensor 151 is determined, at the second correcting member 142 position corresponding with photoelectric sensor 151
It is provided with sensing chip stationary plane 1427, photoelectric sensor 151 is attached on the sensor stationary plane 1418 and by rivet hot column etc.
It is fixedly connected in the first correcting member 141, sensing chip 152 is attached on the sensing chip stationary plane 1427 and by rivet hot column etc. and the
One correcting member 141 is fixedly connected.Certainly, in some other embodiments, photoelectric sensor 151 and sensing chip 152 can also be with
It is fixedly connected using other fixed forms with the first correcting member 141, the second correcting member 142, such as clamping, snapping or welding
Deng not doing unique restriction herein.
Alarm device can also be set in some specifically embodiments, on drag link mechanism 10 and photoelectric sensor 151 communicates
Connection, when the passage of light 1511 of photoelectric sensor 151 is connected in 10 action process of drag link mechanism, alarm device can be sent out
Alarm timely notifies operating personnel's maintenance down out.
In another embodiment of the invention, as shown in figure 8, the end of 1521 face passage of light 1511 of induction end and light
Spacing distance between line access 1511 is less than or equal to the interval between correction protrusion 1421 and the cell wall for correcting groove 1411
Distance, to ensure that the induction end 1521 of sensing chip 152 begins when correction component 14 is during normally automatically correcting fitting angle
The passage of light 1511 of photoelectric sensor 151 can be blocked eventually, and photoelectric sensor 151 can accurately feed back drag link mechanism 10
Working condition.
In another embodiment of the invention, as illustrated in figures 3-6, drag link mechanism 10 further includes being provided with determining for open end
The first end of position sleeve 16, pull rod 11 is contained in abutment sleeve 16 jointly together with to stops 13 and the second correcting member 142, and first
Correcting member 141 is protruded outward away from the outer peripheral edge of pull rod 11 is formed with connection boss 1419, the end of 16 open end of abutment sleeve
It is connected by sleeve connector 164 with boss 1419 is connect, correction groove 1411 is contained in abutment sleeve 16, abutment sleeve 16
Open end offer for avoid fracture detection components 15 avoiding hollow groove 162.Specifically, if being offered on connection boss 1419
Dry sleeve connection hole 1420, the position that the end of abutment sleeve 16 corresponds to sleeve connection hole 1420, which is provided with, is connected and fixed hole 161,
The opposite both ends of sleeve connector 164 are plugged and fixed respectively in sleeve connection hole 1420 and are connected and fixed in hole 161, thus
Realization abutment sleeve 16 is fixedly connected with the first correcting member 141.In this way, component 14 will be corrected by setting abutment sleeve 16
It is contained in abutment sleeve 16, abutment sleeve 16 can play the role of protection correction component 14, avoid extraneous dust etc. miscellaneous
Object enters correcting gap 144, influences to correct the reliability that component 14 automatically corrects.
In another embodiment of the invention, as shown in Figure 3 and Figure 6, drag link mechanism 10 further includes for preventing pull rod 11
It drives and supports stops 13 in the anti-locking elements 17 rotated in abutment sleeve 16, the side wall to 13 face abutment sleeve of stops, 16 inner wall
The anti-rotation location hole 132 for the anti-locking elements 17 of grafting is offered, the position of 16 face anti-rotation location hole 132 of abutment sleeve is opened
Equipped with anti-rotation connecting hole 163, one end of anti-locking elements 17 extends after anti-rotation connecting hole 163 and is fixed on anti-rotation location hole
In 132, cooperate in this way, the hole wall of anti-locking elements 17 and anti-rotation location hole 132 limits, prevents pull rod 11 from driving and exist to stops 13
It rotates in motion process, influences the normal work with 11 connected structure of pull rod.Specifically, in the present embodiment, anti-twist lock
Determine part 17 and extend the end of anti-rotation connecting hole 163 to have protruded out stage portion (not shown), the sectional dimension of the stage portion is greater than anti-
The port size for turning connecting hole 163 avoids anti-locking elements 17 from being detached from anti-rotation connecting hole 163 and all protrude into abutment sleeve 16
It is interior, meanwhile, there are gap appropriate between anti-locking elements 17 and the hole wall of anti-rotation connecting hole 163, for correction component 14 from
Space appropriate is reserved in dynamic correction；More specifically, the anti-rotation connecting hole 163 of the present embodiment be parallel to pull rod 11 setting length it is straight
Hole, convenient for the location and installation of abutment sleeve 16.
Another technical em- bodiments of the invention additionally provide a kind of UPE pipe molding equipment, including above-mentioned drag link mechanism 10.
The UPE pipe molding equipment, due to having used above-mentioned drag link mechanism 10, drag link mechanism 10 occurs during the work time
Concentrated stress can be corrected component 14 and automatically correct elimination, the risk that being broken occurs in drag link mechanism 10 substantially reduces, therefore,
The situation that UPE pipe molding equipment tension linkage 10 is broken and operation troubles or equipment breakage occurs is improved,
The operation of UPE pipe molding equipment is more reliable and more stable, and molding equipment service life extends.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of drag link mechanism, including pull rod, loop bar and stops is supported, the pull rod has the first end and second being oppositely arranged
End, the loop bar are sheathed on the first end of the pull rod, the end of the pull rod first end extend the loop bar and with it is described
It is fixedly connected to stops, it is characterised in that:
The drag link mechanism further includes correction component, and the correction component includes the first correcting member, the second correcting member and several bullets
Property connector is provided with correction groove on first correcting member, is provided on second correcting member and the correction groove
The compatible correction protrusion of shape, first correcting member and second correcting member are sequentially sheathed on the first of the pull rod
End, and first correcting member is fixedly connected with the loop bar, second correcting member deviates from the end face of first correcting member
Is abutted with the stops that supports, correction protrusion adaptation protrude out to the correction groove it is interior and pass through each flexible connector and
The first correcting member elastic connection, there is for supplying the bullet interval between the correction protrusion and the cell wall of the correction groove
The correcting gap of property connector elastic telescopic.
2. drag link mechanism according to claim 1, it is characterised in that: the flexible connector is elastic, the correction
Several first spliced eyes are offered on groove, if described correct offers at the position for corresponding to each first spliced eye in protrusion
Dry second spliced eye, the opposite both ends of each elastic respectively elasticity be plugged in corresponding first spliced eye and
In second spliced eye.
3. drag link mechanism according to claim 2, it is characterised in that: the correction component further includes having to be oppositely arranged
The rigid connector of first end and second end, the first end of the rigid connector through first spliced eye and with the set
Bar is fixedly connected, and the second end of the rigid connector fixes company through second spliced eye and with second correcting member
It connects；The flexible connector is the resilient sleeve barrel mast of inner hollow, and the resilient sleeve column sleeve is connected to outside the rigid connector.
4. drag link mechanism according to claim 1, it is characterised in that: the groove bottom wall of the correction groove is the circular arc of indent
Shape groove bottom wall, the end face that the correction protrusion protrudes out end is arc-shaped end face compatible with the arc-shaped slot bottom wall.
5. drag link mechanism according to claim 1, it is characterised in that: the flexible connector is polyurethane elastomer.
6. described in any item drag link mechanisms according to claim 1~5, it is characterised in that: the drag link mechanism further includes fracture
Detection components, the fracture detection components include the photoelectric sensor for being provided with passage of light and the induction for being provided with induction end
Piece, the photoelectric sensor are fixed on the outer peripheral edge that first correcting member deviates from the pull rod, and the sensing chip is fixed on institute
The outer peripheral edge that the second correcting member deviates from the pull rod is stated, photoelectric sensor described in the sensing chip face simultaneously keeps the induction end outstanding
Set on the surface of the passage of light.
7. drag link mechanism according to claim 6, it is characterised in that: the end of passage of light described in the induction end face
Spacing distance between the passage of light is less than or equal between the correction protrusion and the cell wall of the correction groove
Spacing distance.
8. drag link mechanism according to claim 6, it is characterised in that: the drag link mechanism further includes being provided with open end
The first end of abutment sleeve, the pull rod is contained in the abutment sleeve to stops and second correcting member together with described jointly
Interior, first correcting member protrudes outward away from the outer peripheral edge of the pull rod and is formed with connection boss, and the abutment sleeve is open
The end at end and the connection boss connect, and the correction groove is contained in the abutment sleeve, and the abutment sleeve opens
Mouth end offers the avoiding hollow groove for avoiding the fracture detection components.
9. drag link mechanism according to claim 8, it is characterised in that: the drag link mechanism further includes anti-locking elements, institute
It states the side wall to abutment sleeve inner wall described in stops face and offers anti-rotation location hole for anti-locking elements described in grafting, institute
The position for stating anti-rotation location hole described in abutment sleeve face offers anti-rotation connecting hole, and institute is run through in one end of the anti-locking elements
Extend after stating anti-rotation connecting hole and is fixed on the anti-rotation positioning hole.
10. a kind of UPE pipe molding equipment, it is characterised in that: including drag link mechanism according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910490017.2A CN110239023B (en) | 2019-06-06 | 2019-06-06 | UPE pipe forming equipment and pull rod mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910490017.2A CN110239023B (en) | 2019-06-06 | 2019-06-06 | UPE pipe forming equipment and pull rod mechanism thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN110239023A true CN110239023A (en) | 2019-09-17 |
| CN110239023B CN110239023B (en) | 2024-05-24 |
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| CN201910490017.2A Active CN110239023B (en) | 2019-06-06 | 2019-06-06 | UPE pipe forming equipment and pull rod mechanism thereof |
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| CN110239023B (en) | 2024-05-24 |
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