CN207310506U - A kind of pitch variable device of bottle blowing machine - Google Patents

Abstract

It the utility model is related to bottle blowing machine equipment, more particularly to a kind of pitch variable device of bottle blowing machine.The pitch variable device of bottle blowing machine provided by the utility model, including sliding fixed group, pitches power packages, pushing tow component and bottle base clamper group, the side slided fixed group and pitches power packages are fixedly connected on by fixation kit, the top for sliding fixed group sets the pushing tow component of the folding of control bottle base clamper group, it is internal that the bottle base clamper group is arranged at the fixed group of slip, the fixed group of slip includes hollow slip fixed seat, two slide bars through bottle base clamper group bottom being parallel to each other, it is arranged at the rotatable lobe plate slided inside fixed seat, two be parallel to each other to sliding the fixed seat longitudinal slide rail playing the guiding role and the guide plate being arranged between two longitudinal slide rails.Pitch variable device provided by the utility model can realize bottle base synchronization pitches after heating, improve the yield rate of product.

Description

A kind of pitch variable device of bottle blowing machine

Technical field

It the utility model is related to bottle blowing machine equipment, more particularly to a kind of pitch variable device of bottle blowing machine.

Background technology

In recent years, Chinese beverage industry develops growth rapidly, while has driven the fast development of beverage machine.Bottle blowing machine is A kind of machine of common production beverage bottle in beverage machine factory, the heating energy consumption of wherein bottle blowing machine is consumed energy in whole production line A maximum part.Traditional bottle blowing machine is not provided with pitch variable device, and the spacing of bottle parison base and the spacing of mould bottle chamber are equidistant, lead The heat utilization rate of heating fluorescent tube is caused to substantially reduce.Spacing mechanism is switched political loyalty, it can be achieved that bottle base and bottle during heating by bottle-blowing machine bottle base Mould cavity spacing is smaller than between base, in the fluorescent tube region of equal length, the heating quantity and tradition of bottle base do not have Bottle-blowing machine bottle base switches political loyalty spacing mechanism compared to increase several times, significantly improves the utilization rate of fluorescent tube thermal energy, achievees the purpose that energy saving.

The structure of bottle blowing machine generally includes：Feed unit, supply unit, heating unit, blow molding unit and finished product Retrieval unit.Its operation principle is：After bottle embryo is made in feed unit, bottle embryo is carried by supply unit, by heating unit plus Heat is then sent to blow molding unit to predetermined temperature, blow molding is carried out in its mould, finally again by finished product retrieval unit The finished product of blow molding is sent out.

In order to improve production efficiency, some cavities will be usually set, so as to same in the mould in blow molding unit When be blow molded several bottle bases and become finished product, it is required between bottle base is admitted to before blow molding unit, it is necessary to convert between each bottle base Away from making the spacing between each bottle base corresponding with the spacing of each cavity in mould, that is, need between each bottle base clamper Away from being converted.

In order to save the quantity of the heater box of bottle blowing machine, board power consumption is saved, shortens board length, reduces board manufacture Cost, existing bottle blowing machine are heated using short pitch, the molding form of coarse pitch, therefore need a pitches structure to realize this work( Energy.

At present, the structure converted to bottle base clamper into line space, including by being equipped with some slideways on screw rod, often The sliding block supporting with slideway is designed with a bottle base clamper, when screw rod rotates, slideway also rotates therewith, on bottle base clamper Spacing of the sliding block after the guiding role of slideway between corresponding bottle base clamper accordingly expand or shrink, to reach conversion bottle base Clamper spacing purpose.But the spacing deviations between the conversion bottle base clamper of this structure are big, while on screw rod Processing is used for the slideway for converting bottle base clamper, which increases difficulty of processing and cost, is unfavorable for enterprise development.

To sum up, the structure of existing bottle blowing machine pitch variable device is complex, and production cost is high, during operation, bottle base clamping Device positioning accuracy is relatively low, causes the bottle base adhesion of heating, causes qualified finished product output capacity low.

In view of drawbacks described above, the utility model creator obtains this creation finally by prolonged research and practice.

The content of the invention

The purpose of this utility model is to provide a kind of pitch variable device of bottle blowing machine, to overcome above-mentioned technological deficiency.

To achieve the above object, the pitch variable device of bottle blowing machine provided by the utility model, including slide fixed group, switch political loyalty Away from power packages, pushing tow component and bottle base clamper group, slide fixed group and pitches power packages are fixedly connected on by fixation kit Side, the both ends for sliding fixed group are fixedly connected with pushing tow component for controlling bottle base clamper folding, bottle base clamper group Fixed group of inside of slip is arranged at, sliding fixed group includes hollow slip fixed seat, two bottle base folders that are parallel to each other and pass through The slide bar of holder group bottom, be arranged at slide rotatable lobe plate inside fixed seat, two be parallel to each other and solid to sliding The longitudinal slide rail and the guide plate being arranged between two longitudinal slide rails that reservation play the guiding role, two slide bars are solid radially across sliding Reservation one end is simultaneously fixedly connected with the other end of slip fixed seat, and guide groove is set on guide plate, is set below lobe plate with leading The guide pad being slidably connected to groove, the lobe plate slideway for the spacing conversion for being used for realization bottle base clamper group is set on lobe plate, Longitudinal slide rail and guide plate are fixed on the frame plate for sliding the bottle blowing machine pitch variable device below fixed seat.

As a preferred solution, bottle base clamper mounting hole is set in the middle part of lobe plate, and lobe plate installation of slide track is in bottle Be parallel to each other between the both sides of base clamper mounting hole and each lobe plate slideway, spacing it is identical, the length of lobe plate slideway is along bottle Base clamper mounting hole outwards sequentially increases, and the distance of bottle base clamper mounting hole and its both sides lobe plate slideway is equal to adjacent The distance between lobe plate slideway.

As a preferred solution, bottle base clamper group, which is arranged in parallel in, slides inside fixed seat, bottle base clamper group Including the first bottle embryo clamper and some second bottle embryo clampers, slip fixed seat is fixed in the bottom of the first bottle base clamper On, the first bottle base clamp base sets a fixed block for passing through bottle base clamper mounting hole, and the second bottle base clamp base is set Put a guide pad being slidably connected with lobe plate slideway.

As a preferred solution, guide groove is Z-shaped configuration, and middle part setting tool has arc-shaped transition area.

As a preferred solution, the bottom for sliding fixed seat is fixedly connected with two lobe plate holding supports, and lobe plate is led Central seats that directly face the stage is equipped with two U-type grooves being oppositely arranged, and the horizontal distance between two U-type groove bottoms is equal to or less than the horizontal stroke of lobe plate To width.

As a preferred solution, pushing tow component includes cylinder, U-shaped three-link and compression bar, the both ends point of U-shaped three-link Be not fixedly connected with sliding the front and back end of fixed seat, compression bar includes the first compression bar, the second compression bar and the 3rd compression bar, the first compression bar with The both ends of second compression bar are connected by the first connecting rod that can be pivoted, and one end of the second compression bar and U-shaped three-link is articulated with the One end of one connecting rod, the other end of U-shaped three-link are articulated with the second connecting rod that can be pivoted, hinged 3rd pressure of second connecting rod Bar, the output terminal of cylinder are hinged with the first compression bar, and the first compression bar, the second compression bar and the 3rd compression bar are arranged in parallel.

As a preferred solution, the first bottle base clamper and the second bottle base clamper include clamping jaw, shifting block and bottom Seat, shifting block are arranged at the outside of clamping jaw, and two clamping jaws are symmetrically disposed on base top, the top of shifting block and the second compression bar, the 3rd Compression bar contacts, and the base of the first bottle base clamper is fixed seat, and the base of the second bottle base clamper is sliding bottom, and slide bar passes through Fixed seat and sliding bottom.

As a preferred solution, the inner side for sliding the radial direction of fixed seat sets two correcting plates, sliding bottom respectively Base length no more than the spacing of two correcting plates, the upper surface for sliding fixed seat sets the cylinder for being used to fix cylinder to consolidate Determine groove.

As a preferred solution, it is sliding to be fixedly connected with the longitudinal direction for making it be slided in longitudinal slide rail for slip fixed seat bottom Block, the front and back for sliding fixed seat set one to be used for the buffer fixed base that limit slippage fixed seat radially slides distance, delay respectively Fixed seat is rushed to be fixed on the frame plate of bottle blowing machine pitch variable device.

As a preferred solution, pitches power packages include power unit and synchronous belt, and synchronous belt is fixed with sliding Connected between seat by fixation kit, fixation kit includes synchronous belt fixed seat and synchronous belt fixed plate, and synchronous belt is fixed on together Between step band fixed seat and synchronous belt fixed plate, synchronous belt fixed seating is in the outside of synchronous belt, and synchronous belt fixed plate is positioned at same The inner side of band is walked, a displacement sensor block is fixed inside synchronous belt fixed plate, the inner side of synchronous belt sets two components to shift sensing Plate, component displacement tablet are connected with proximity switch, and power unit is included to slide the motor that fixed group provides power, motor Output terminal connects gear reducer, the output terminal connection driving pulley of gear reducer, and driving pulley is connected with a driven pulley by synchronous belt Connect, motor and movable belt pulley are fixed on the frame plate of bottle blowing machine pitch variable device.

The pitch variable device of bottle blowing machine provided by the utility model, it is synchronous by controlling the rotation of motor during production work Band, which drives, slides the longitudinally reciprocal movement of fixed seat, and lobe plate longitudinal sliding motion therewith, under the guiding role of guide groove, lobe plate is same When also produce transverse shifting；At this time, lobe plate rotates, and lobe plate slideway acts on the guide pad of the second bottle base clamper, So that the spacing of bottle base clamper group is converted.

The utility model uses above technical scheme, has the advantages that：

(1) design of lobe plate and guide plate, improves the positioning accuracy of bottle base clamper, ensure that pitch variable device adds Bottle base synchronization pitches after heat, bottle base pitches avoid bottle base pitches from causing there are the time difference adjacent heated without the time difference Bottle base adhesion, improves the yield rate of product；

(2) design of pushing tow component, ensures that the synchronous of clamping jaw is opened and recovered, guarantee is easily put into or takes out bottle base；

(3) by the cooperation of fixed bottle base clamper and slidable bottle base clamper, pitch variable device is improved Precision, bottle base clamper group pass through the design of slide bar, it is smooth to ensure that bottle base orbits, avoids bottle base from rocking；

(4) modularized design of fixed group, pitches power packages, pushing tow component and bottle base clamper group is slided, easy to tie up Repair and replace parts.

Brief description of the drawings

Fig. 1 is a kind of structure diagram of the pitch variable device of bottle blowing machine provided by the utility model；

Fig. 2 is a kind of structural representation of the pitches power packages 2 of the pitch variable device of bottle blowing machine provided by the utility model Figure；

Fig. 3 is a kind of structure diagram of the fixed group 1 of slip of pitch variable device of bottle blowing machine provided by the utility model；

Fig. 4 is a kind of decomposition diagram of the fixed group 1 of slip of pitch variable device of bottle blowing machine provided by the utility model；

Fig. 5 is a kind of structure diagram of the lobe plate 13 of the pitch variable device of bottle blowing machine provided by the utility model；

Fig. 6 is a kind of structure diagram of the pushing tow component 3 of the pitch variable device of bottle blowing machine provided by the utility model；

Fig. 7 is that a kind of structure of the first bottle base clamper 41 of pitch variable device of bottle blowing machine provided by the utility model is shown It is intended to；

Fig. 8 is that a kind of structure of the second bottle base clamper 42 of pitch variable device of bottle blowing machine provided by the utility model is shown It is intended to.

In figure：1st, fixed group is slided；11st, fixed seat is slided；111st, correcting plate；112nd, bottle base clamper fixing groove；113、 Cylinder fixing groove；12nd, slide bar；13rd, lobe plate；131st, lobe plate slideway；132nd, bottle base clamper mounting hole；133rd, guide pad is pacified Fill hole；14th, longitudinal slide rail；15th, guide plate；151st, guide groove；16th, lobe plate holding support；17th, buffer fixed base；18th, it is oriented to Block；19th, longitudinal sliding block；2nd, pitches power packages；21st, motor；22nd, gear reducer；23rd, driving pulley 24, synchronous belt；25th, it is synchronous Band fixed seat；26th, synchronous belt fixed plate；27th, driven pulley；28th, sensor block is shifted；29th, component displacement tablet；3rd, pushing tow group Part；31st, cylinder；32nd, the first compression bar；33rd, the second compression bar；34th, first connecting rod；35th, U-shaped three-link；36th, second connecting rod；37th, Three compression bars；4th, bottle base clamper group；41st, the first bottle base clamper；411st, clamping jaw；412nd, shifting block；413rd, fixed seat；414th, it is fixed Block；42nd, the second bottle base clamper；421st, sliding bottom；422nd, guide pad.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig. 1,3,4,7,8, as seen from the figure, bottle blowing machine pitch variable device includes sliding fixed group 1, pitches power packages 2nd, pushing tow component 3 and bottle base clamper group 4, the pitches power packages 2 provide power to slide the longitudinal sliding motion of fixed group 1, The side slided fixed group 1 and pitches power packages 2 are fixedly connected on by fixation kit, the fixed group 1 of slip include Hollow 11, two slide bars being parallel to each other 12 of slip fixed seat, be arranged at the lobe plate 13, two slided inside fixed seat 11 Be parallel to each other to sliding the longitudinal slide rail 14 playing the guiding role of fixed seat 11 and the guiding being fixed between two longitudinal slide rails 14 Plate 15, the longitudinal slide rail 14 and guide plate 15, which are arranged at, slides the lower section of fixed seat 11, and the slip fixed seat 11 is by switching political loyalty Away from power packages 2 provide power can be vertically moved in longitudinal slide rail 14, on the guide plate 15 set be used for lobe plate 13 with Sliding makes lobe plate 13 produce rotating guide groove 151 when fixed seat 11 vertically moves together, the lower section of lobe plate 13 is set The guide pad 18 being slidably connected with guide groove 151, sets on the lobe plate 13 and some slides for bottle base clamper group 4 The both ends for sliding fixed group 1 are fixed at lobe plate slideway 131, the both ends of the pushing tow component 3, and two 12 radial directions of slide bar are worn Cross inside slip fixed seat 11, the bottle base clamper group 4 is slidably socketed wraps in 12 surface of slide bar, the bottle base clamper group 4 Include the first bottle base clamper 41 and several the second bottle base clampers 42, the first bottle base clamper 41 are fixed on the slip In fixed seat 11,41 bottom of the first bottle base clamper is connected by fixed block 414 with the lobe plate 13, and is ensured convex Wheel plate 13 can be rotated with fixed block 414 for axis, and 42 bottom of the second bottle base clamper sets guide pad 422, described to lead It is slidably connected to block 422 and lobe plate slideway 131, shifting block 412 is set in the bottle base clamper group 4, the pushing tow component 3 is used In stirring shifting block 412 to control the folding of bottle base clamper, the longitudinal slide rail 14 and guide plate 15, which are fixed on bottle blowing machine, switches political loyalty On frame plate away from device.

Referring to 1,2, the pitches power packages 2 are included to slide the motor 21 that fixed group 1 provides power, the motor 21 Output terminal connection gear reducer 22, the gear reducer 22 output terminal connection driving pulley 23, the driving pulley 23 and one from Movable belt pulley 27 is connected by synchronous belt 24, and the rotation of 21 output terminal of motor drives driving pulley 23 to rotate, and then synchronous belt 24 is sent out Driven pulley 27 rotates at the same time for raw displacement, is connected between the synchronous belt 24 and the slip fixed seat 11 by fixation kit, The fixation kit includes synchronous belt fixed seat 25 and synchronous belt fixed plate 26, and the synchronous belt fixed seat 25 is located at synchronous belt 24 Outside, the synchronous belt fixed plate 26 are located at the inner side of synchronous belt 24, and synchronous belt 24 is stuck in wherein by the two, and the synchronous belt is consolidated One is fixed inside fixed board 26 and also sets up two components towards the displacement sensor block 28 on the inside of synchronous belt, the inner side of the synchronous belt 24 Tablet 29 is shifted, it is located at 27 end of driving pulley 23 and driven pulley respectively, and two component displacement tablets 29 are fixed In on the frame plate of bottle blowing machine pitch variable device, the component displacement tablet 29 is connected with proximity switch, when motor 21 drives Synchronous belt 24 to 23 direction of driving pulley move certain distance when, proximity switch sense displacement sensor block 28, proximity switch pair Motor 21 sends instruction, and motor 21 rotates backward after stopping operating, and when synchronous belt 24 rotates backward, displacement sensor block 28 moves To the displacement tablet 29 at 27 end of driven pulley, proximity switch equally senses displacement sensor block 28, then sends instruction and changes Become 24 direction of motion of synchronous belt, the longitudinally reciprocating motion of the fixation kit drives the connected longitudinal direction for sliding fixed seat 11 Mobile, the motor 21 is fixed on the frame plate of bottle blowing machine pitch variable device with driven pulley 27.

Referring to Fig. 1,3,4, the slip fixed seat 11 is square frame, its middle part sets bottle base clamper fixing groove 112 With cylinder fixing groove 113, the bottle base clamper fixing groove 112 is used to fix the first bottle base clamper 41, the slip 11 bottom of fixed seat is fixedly connected with the longitudinal sliding block 19 being slidably connected with longitudinal slide rail 14, the bottom for sliding fixed seat 11 Two lobe plate holding supports 16 are also fixedly connected with, U-type groove is set on the lobe plate holding support 16, two U-type grooves are oppositely arranged, And the horizontal distance between two U-type groove bottoms is equal to or slightly less than the transverse width of lobe plate 13, to limit lobe plate 13 Transverse shifting, the lobe plate 13 is stuck in the U-type groove of two lobe plate holding supports 16, and does not influence the rotation of lobe plate 13, The inner side of the radial direction for sliding fixed seat 11 sets two correcting plates 111 respectively, and the correcting plate 111 is preventing second bottle The lateral shift of base clamper 42.The front and back for sliding fixed seat 11 set buffer fixed base 17, and two bufferings are solid Reservation 17 is fixed on the frame plate of bottle blowing machine pitch variable device, and two buffer fixed bases 17 are used for limit slippage fixed seat 11 distances radially slided, ensure its end not across longitudinal slide rail 14, while its top sets rubber gasket structure, to sliding Fixed seat 11 plays cushioning effect.

Referring to Fig. 3,4,5, the center of the lobe plate 13 is arc-shaped, several phases are set on the lobe plate 13 Mutually parallel lobe plate slideway 131, the length of the lobe plate slideway 131 outwards sequentially increase along the center of lobe plate 13 Greatly, the center of the lobe plate 13 sets bottle base clamper mounting hole 132, the fixation of the first bottle base clamper 41 Block 414 is passed through from bottle base clamper mounting hole 132, and the adjacent lobe plate slideway 131 apart from equal, consolidate by the clamper Hole 132 is determined with the distance of the lobe plate slideway 131 of its both sides equal to the distance of adjacent lobe plate slideway 131, the lobe plate When the number of slideway 131 is even number, each slideway is in a center of symmetry with bottle base clamper mounting hole 132, the lobe plate slideway When 131 number is odd number, longest lobe plate slideway 131 is removed, remaining slideway is with bottle base clamper mounting hole 132 in The heart is symmetrical, and guide pad mounting hole 133 is also set up on the lobe plate 13, and the guide pad 18 extends there through and passes through guide groove 151 are slidably connected with guide plate 15, and the guide groove 151 is Z-shaped configuration, and both ends have horizontal distance, and there is an arc in centre Transition region, when lobe plate 13 is with 11 longitudinal sliding motion of fixed seat is slided, because guide plate 15 is fixed, is connected with lobe plate 13 Guide pad 18 slides in guide groove 151, and because 151 both ends of guide groove have, horizontal distance is poor, and thus lobe plate 13 is with fixed block 414 rotate for axis, so that the second bottle base clamper 42 being slidably connected with lobe plate slideway 131 slides, are become with reaching The purpose of pitch.

The pushing tow component 3 includes cylinder 31, U-shaped three-link 35 and compression bar, and it is solid that the U-shaped three-link 35 is fixed on slip The front and back end of reservation 11, the compression bar include the first compression bar 32, the second compression bar 33 and the 3rd compression bar 37,32 He of the first compression bar The both ends of second compression bar 33 are connected by first connecting rod 34, and one is movably hinged on first connecting rod 34 and is fixed on slip fixed seat 11 Base, one end of second compression bar 33 and U-shaped three-link 35 is movably hinged in first connecting rod 34, the U-shaped three-link 35 The other end be movably hinged in second connecting rod 36, the second connecting rod 36 is movably hinged the 3rd compression bar 37 and is fixed on slip and fixes The base of seat 11, the cylinder 31 are fixed in cylinder fixing groove 113, the activity of 31 output terminal of cylinder and the first compression bar 32 Hinged, first compression bar 32, the second compression bar 33 and the 3rd compression bar 37 are arranged in parallel, when the cylinder rod of cylinder 31 occurs to stretch When, second compression bar 33 occurs to push or recovers, second compression bar under the drive of the first compression bar 32 and first connecting rod 34 33 under the action of U-shaped three-link 35, drives the 3rd compression bar 37 that corresponding actions occur.

The first bottle base clamper 41 and the second bottle base clamper 42 include clamping jaw 411, shifting block 412 and base, institute The outside that shifting block 412 is arranged at clamping jaw 411 is stated, the clamping jaw 411 described in two is symmetrically disposed on base top, the bottle base clamping The top of the shifting block 412 of device group 4 is contacted with the second compression bar 33 of pushing tow component 3 and the 3rd compression bar 37, when the second compression bar 33 and When pushing or the action recovered occur for three compression bars 37, shifting block 412 is pushed or recovered therewith, so as to fulfill bottle base clamper group 4 Folding, the base of the first bottle base clamper 41 is fixed seat 413, and 413 lower part of fixed seat sets fixed block 414, institute The both sides for stating fixed seat 413 are fixed in bottle base clamper fixing groove 112, or are directly welded in and are slided in fixed seat 11, described 421 lower part of sliding bottom of second bottle base clamper 42 sets guide pad 422, in the fixed seat 413 and sliding bottom 421 Two holes passed through for slide bars 12 are set using the central axes of base as axial symmetry, the length of the sliding bottom 421 is equal to or slightly The distance between less than two correcting plates 111, to limit the offset of the second bottle base clamper 42.

The pitch variable device of bottle blowing machine provided by the utility model, its specific work process：

During production work, by controlling the rotation of motor 21, synchronous belt 24, which drives, slides 11 longitudinally reciprocal movement of fixed seat, The longitudinal sliding motion therewith of lobe plate 13, under the guiding role of guide groove 151, lobe plate 13 also produces transverse shifting at the same time；At this time, Lobe plate 13 rotates, and lobe plate slideway 131 acts on the guide pad 422 of the second bottle base clamper 42 so that bottle base clamps The spacing of device group 4 is converted.

When slip fixed seat 11 is longitudinally moved to close to 27 side of driven pulley, lobe plate 13 also moves laterally at the same time Corresponding extreme position, the guide pad 18 being connected with lobe plate 13 slide into the rearmost end of guide groove 151, the second bottle base clamper 42 guide pad 422 slides into the extreme position of lobe plate slideway 131, at this time each bottle base clamper in bottle base clamper group 4 Between spacing it is maximum, equal to the distance of two neighboring cavity in blow molding mould, the cylinder 31 in pushing tow component 3 stretches out, second 33 and the 3rd compression bar 37 of compression bar pushes, and the shifting block 412 in pressing bottle base clamper group 4, the clamping jaw 411 of bottle base clamper group 4 is beaten Open, manipulator takes bottle base away at this time, and is sent into the cavity of blow molding mould.Then cylinder 31 shrinks the first compression bar 32, The second compression bar 33 and the 3rd compression bar 37 is set to recover to original state.

Afterwards, motor 21 inverts, and synchronous belt 24 drives slip fixed seat 11 to slide longitudinally forward, and lobe plate 13 is sliding Under the drive of fixed seat 11 and the guiding role of guide groove 151, rotate counterclockwise, the guide pad of the second bottle base clamper 422 slide, until sliding into the other end of lobe plate slideway 131, at this time, the cylinder 31 in pushing tow component 3 stretches out, the second compression bar 33 and the 3rd compression bar 37 push, the shifting block 412 in pressing bottle base clamper group 4, the clamping jaw 411 of bottle base clamper group 4 is opened, this When manipulator bottle base is put into bottle base clamper group 4, then cylinder 31 shrink the first compression bar 32, make the second compression bar 33 and the 3rd Compression bar 37 recovers to original state.

The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (10)

1. a kind of pitch variable device of bottle blowing machine, including slide fixed group (1), pitches power packages (2), pushing tow component (3) and Bottle base clamper group (4), it is characterised in that：The fixed group (1) of slip is fixedly connected on pitches power by fixation kit The side of group (2), the both ends for sliding fixed group (1) are fixedly connected with the pushing tow for controlling bottle base clamper group (4) folding Component (3), the bottle base clamper group (4) are arranged at described slide and fix group (1) inside, and the fixed group (1) of slip includes Hollow slip fixed seat (11), two be parallel to each other and the slide bars (12) through bottle base clamper group (4) bottom, be arranged at institute State slide the internal rotatable lobe plate (13) of fixed seat (11), two be parallel to each other and the slip fixed seat (11) risen The longitudinal slide rail (14) of guiding role and the guide plate (15) being arranged between two longitudinal slide rails (14), two slide bars (12) It is fixedly connected radially across described slip fixed seat (11) one end and with the other end of the slip fixed seat (11), the guiding Guide groove (151) is set on plate (15), the guide pad being slidably connected with guide groove (151) is set below the lobe plate (13) (18), the lobe plate slideway for the spacing conversion for being used for realization the bottle base clamper group (4) is set on the lobe plate (13) (131), the longitudinal slide rail (14) and guide plate (15) are fixed on the bottle blowing machine pitch variable device slided below fixed seat (11) Frame plate on.

2. the pitch variable device of bottle blowing machine according to claim 1, it is characterised in that：Set in the middle part of the lobe plate (13) Bottle base clamper mounting hole (132), the lobe plate slideway (131) are arranged at the two of the bottle base clamper mounting hole (132) Be parallel to each other between side and each lobe plate slideway (131), spacing it is identical, the length of the lobe plate slideway (131) is pressed from both sides along bottle base Holder mounting hole (132) outwards sequentially increases, the bottle base clamper mounting hole (132) and its both sides lobe plate slideway (131) Distance be equal to the distance between adjacent lobe plate slideway (131).

3. the pitch variable device of bottle blowing machine according to claim 2, it is characterised in that：The bottle base clamper group (4) is flat It is internal that row is arranged at the slip fixed seat (11), the bottle base clamper group (4) include the first bottle embryo clamper (41) and if Dry second bottle embryo clamper (42), the bottom of the first bottle base clamper (41) are fixed on the slip fixed seat (11), First bottle base clamper (41) bottom sets a fixed block (414) for passing through the bottle base clamper mounting hole (132), institute State second bottle base clamper (42) bottom and one guide pad (422) being slidably connected with the lobe plate slideway (131) is set.

4. the pitch variable device of bottle blowing machine according to claim 1, it is characterised in that：The guide groove (151) is Z-shaped Structure, middle part setting tool have arc-shaped transition area.

5. the pitch variable device of bottle blowing machine according to claim 1, it is characterised in that：The bottom for sliding fixed seat (11) Portion is fixedly connected with two lobe plate holding supports (16), and the lobe plate holding support (16) is equipped with two U-type grooves being oppositely arranged, Horizontal distance between two U-type groove bottoms is equal to or less than the transverse width of lobe plate (13).

6. the pitch variable device of bottle blowing machine according to claim 3, it is characterised in that：The pushing tow component (3) includes gas Cylinder (31), U-shaped three-link (35) and compression bar, the both ends of the U-shaped three-link (35) respectively with the slip fixed seat (11) Front and back end is fixedly connected, and the compression bar includes the first compression bar (32), the second compression bar (33) and the 3rd compression bar (37), first pressure The both ends of bar (32) and the second compression bar (33) are connected by the first connecting rod (34) that can be pivoted, second compression bar (33) with One end of U-shaped three-link (35) is articulated with one end of first connecting rod (34), and the other end of the U-shaped three-link (35) is articulated with can The second connecting rod (36) being pivoted, the second connecting rod (36) are hinged the 3rd compression bar (37), the output terminal of the cylinder (31) Hinged with the first compression bar (32), first compression bar (32), the second compression bar (33) and the 3rd compression bar (37) are arranged in parallel.

7. the pitch variable device of bottle blowing machine according to claim 6, it is characterised in that：The first bottle base clamper (41) Include clamping jaw (411), shifting block (412) and base with the second bottle base clamper (42), the shifting block (412) is arranged at the folder The outside of pawl (411), two clamping jaws (411) are symmetrically disposed on base top, the top of the shifting block (412) and described the Two compression bars (33), the 3rd compression bar (37) contact, the base of the first bottle base clamper (41) are fixed seat (413), institute The base for stating the second bottle base clamper (42) is sliding bottom (421), and the slide bar (12) is through fixed seat (413) and slides bottom Seat (421).

8. the pitch variable device of bottle blowing machine according to claim 7, it is characterised in that：The footpath for sliding fixed seat (11) To inner side two correcting plates (111) are set respectively, the length of the base of the sliding bottom (421) described in two no more than leading The spacing of positive plate (111), the upper surface for sliding fixed seat (11) set the cylinder for being used to fix the cylinder (31) to fix Groove (113).

9. the pitch variable device of bottle blowing machine according to claim 1, it is characterised in that：Described slip fixed seat (11) bottom It is fixedly connected with the longitudinal sliding block (19) for making it be slided in longitudinal slide rail (14), the front and back difference for sliding fixed seat (11) One is set to be used for the buffer fixed base (17) that limit slippage fixed seat (11) radially slides distance, the buffer fixed base (17) is solid Due on the frame plate of bottle blowing machine pitch variable device.

10. the pitch variable device of bottle blowing machine according to claim 1, it is characterised in that：Pitches power packages (2) bag Power unit and synchronous belt (24) are included, is connected between the synchronous belt (24) and slip fixed seat (11) by fixation kit, institute Stating fixation kit includes synchronous belt fixed seat (25) and synchronous belt fixed plate (26), and the synchronous belt (24) is fixed on the synchronization Between band fixed seat (25) and the synchronous belt fixed plate (26), the synchronous belt fixed seat (25) is located at the synchronous belt (24) Outside, the synchronous belt fixed plate (26) is located at the inner side of the synchronous belt (24), and the synchronous belt fixed plate (26) is internal A displacement sensor block (28) is fixed, the inner side of the synchronous belt (24) sets two components to shift tablet (29), the component Displacement tablet (29) is connected with proximity switch, and the power unit is included for the electricity for sliding fixed group (1) and providing power Machine (21), the output terminal connection gear reducer (22) of the motor (21), the output terminal connection driving pulley of the gear reducer (22) (23), the driving pulley (23) is connected with a driven pulley (27) by synchronous belt (24), the motor (21) and movable belt pulley (27) it is fixed on the frame plate of bottle blowing machine pitch variable device.