A kind of heat-shrink tube automatic cutting means
Technical field
The utility model relates to heat-shrink tube technical field of processing equipment more particularly to a kind of heat-shrink tube automatic cutting means.
Background technique
Heat-shrink tube is a kind of special polyolefin material thermal contraction casing tube, can also be called EVA material, and there is high temperature to receive
Contracting, soft fire-retardant, insulation corrosion protection function, are widely used in the insulation protection of various harness, solder joint, inductance, metal tube, stick it is anti-
Rust, corrosion protection etc.;High-energy ray effect under, linear polymeric material form three-dimensional netted cross-linked structure.Height after crosslinking
Molecular material mechanical strength, heatproof, chemically-resistant solvent, in terms of obtain and greatly improve, especially acid and alkali resistance performance
It is greatly improved.According to the difference of application field, the specification of heat-shrink tube is also different, when heat-shrink tube makes, usually first root
The pyrocondensation pipeline that a fixed-caliber is made is required according to technique, then by heat-shrink tube line clipping at composite demand, heat-shrink tube consistent in length
It uses.
In the prior art, cutting for pyrocondensation pipeline is mostly cut by worker using hand-powered cutter, large labor intensity,
It is unable to satisfy batch heat-shrink tube processing consistent in length, and since pyrocondensation line strength is larger, therefore when cutting, it is not only time-consuming to take
Power, working efficiency is low, and it is difficult to ensure that the pyrocondensation length of tube cut is consistent, the smooth equal requirement of notch, in addition, existing pyrocondensation
Pipe pipe cutting machine, more structure is complicated, at high cost, inconvenient for operation, and still needs to manually carry out breaking out cut, cuts efficiency with cutting matter
Amount still needs to be further increased.
Therefore, a kind of heat-shrink tube automatic cutting means are developed, not only there is urgent researching value, it may have good warp
Benefit of helping and commercial application potentiality, this is exactly where the power that the utility model is accomplished and basis.
Utility model content
In order to overcome the defect of the prior art as indicated above, the present inventor has made intensive studies this, is paying
After a large amount of creative works, so as to complete the utility model.
Specifically, the technical problem to be solved by the utility model is to provide a kind of heat-shrink tube automatic cutting means, with
It is easy to implement the processing of cutting of batch heat-shrink tube consistent in length, that improves pyrocondensation pipeline cuts efficiency with cutting quality, and ties
Structure is simple, at low cost.
In order to solve the above technical problems, the technical solution of the utility model is:
A kind of heat-shrink tube automatic cutting means, including substrate further include in the conveying for being arranged successively setting on the substrate
Mechanism, supporting plate and cutting mechanism;
The cutting mechanism includes the first mounting rack being fixedly installed on the substrate, is installed on first mounting rack
The crank link mechanism for having driving device to drive, the crank link mechanism are connected with cutting knife, the cutting knife activity installation
In on first mounting rack, and in the setting that reciprocatingly slides on vertical direction;
The conveying mechanism includes the conveying frame being fixedly installed on the substrate, is rotatably equipped in the conveying frame defeated
Roller is sent, there are two the conveying roller is set, there is a conveying gap passed through for heat-shrink tube, and described in two between two conveying rollers
Conveying roller is sequentially connected by transmission connecting mechanism and the driving device, under the action of the transmission connecting mechanism, two institutes
Conveying roller is stated to rotate synchronously and turn to opposite;
The supporting plate is fixedly installed on the substrate, and between the conveying roller and the cutting knife, described
The both ends of supporting plate are correspondingly arranged with the conveying roller and the cutting knife respectively, and close to the cutting knife one end with it is described
Cutting knife is adjacent, and the upper surface of the supporting plate offers the V-type groove for penetrating through its both ends of the surface.
As an improvement technical solution, first mounting rack includes corresponding two be installed on the substrate piece the
One vertical bar, the top of two first vertical bars is fixedly installed with first crossbeam, and is slidably fitted on every first vertical bar
Sliding block, the cutting knife are fixedly installed on two sliding blocks.
As an improvement technical solution, further include the second mounting rack being fixedly installed on the substrate, described
Two mounting racks are correspondingly arranged with first mounting rack, and second mounting rack includes corresponding two be installed on the substrate
The top of second vertical bar, two second vertical bars is fixedly installed with second cross beam.
As an improvement technical solution, the driving device include driving motor, the first driving gear, first transmission
Bar and the first driven gear, the driving motor are installed on the second cross beam, and first driving gear is fixedly installed in
On the output shaft of the driving motor, first drive rod rotation be installed on the first crossbeam and the second cross beam it
Between, first driven gear is fixedly installed on first drive rod, and first driven gear and the second master
Moving gear is engaged.
As an improvement technical solution, the crank link mechanism includes being rotatablely installed on the first crossbeam
Crank flywheels, the crank flywheels and one end of the drive rod are fixedly and coaxially connected, and the crank flywheels are in described first
Side on crossbeam far from second mounting rack is arranged, and connecting rod, institute are equipped between the crank flywheels and the cutting knife
The one end for stating connecting rod and the edge of the crank flywheels are hinged, and the other end and the cutting knife are hinged.
As an improvement technical solution, the transmission connecting mechanism include rotational installation in second mounting rack with
The second drive rod between the conveying frame, the other end of first drive rod are fixedly installed with first bevel gear, and described
One end of two drive rods is fixedly installed with the second bevel gear being engaged with the first bevel gear, second drive rod
The other end is connected with the driving gear set with the two conveying roller transmission connections.
As an improvement technical solution, the driving gear set include the second driving gear, the second driven gear and
Idle pulley, second driving gear are fixedly installed in the other end of second drive rod, and second driven gear is equipped with two
A, two second driven gears are fixedly installed in respectively on the roll shaft of the conveying roller, and wherein second driven tooth
Wheel is engaged with second driving gear, and another second driven gear passes through the idle pulley and second driving tooth
Wheel is engaged.
As an improvement technical solution, be fixedly installed with cross bar between two second vertical bars, it is fixed on the cross bar
Bearing block is installed, second drive rod is rotatablely installed by the bearing block in second mounting rack and the conveying frame
Between.
As an improvement technical solution, the circumferential surface of the conveying roller offers annular groove, the annular groove
Cross section is arc-shaped.
As an improvement technical solution, the periphery of the conveying roller is coated with matched anti-skid rubber cushion.
After above-mentioned technical proposal, the beneficial effects of the utility model are:
1, it is driven and by the conveying mechanism of transmission connecting mechanism connection by driving device with cutting mechanism, conveying roller turns
The dynamic conveying realized to heat-shrink tube, while crank flywheels rotation drives cutting knife in moving back and forth on vertical direction, realizes to heat
The draw is cut, and under the action of conveying mechanism is run simultaneously with cutting mechanism, and then realizes the sanction to heat-shrink tube specific length
Cut, compare it is traditional artificial cut cut mode, realize to pyrocondensation pipeline conveying, cut integration processing, to realize
Effective substitution of manual labor, not only substantially increases and cuts efficiency, and can ensure to cut rear each pyrocondensation length of tube one
It causes, cuts accuracy height.
2, the crank link mechanism driven by driving device drives cutting knife to pump, and realizes to pyrocondensation pipeline
The structure of step cut, structure is simple, and stable working is reliable, so that cutting knife has constant up and down motion frequency, to be
Realize that cutting for specific length heat-shrink tube provides reliable guarantee.
3, realize that the support and breaking out cut of heat-shrink tube, V-type groove can be realized conveying pyrocondensation by the supporting plate being equipped with
The limit support of pipe, so that heat-shrink tube can effectively avoid beating during conveying is with cutting the generation of rolling, inconsistent phenomenon, simultaneously
Cutting knife cut power effect under, effective supporting role can be played, greatly reduce and cut difficulty, so that the heat cut
Draw notch is neatly smooth, improves the quality that heat-shrink tube is cut.
4, driving device is all made of the drive mechanism of gear engagement with transmission connecting mechanism, and stable drive is reliable, and is driven
Accuracy is high, for realize heat-shrink tube it is accurate convey to provide with cutting, improve the cutting precision of heat-shrink tube be effectively ensured.
5, the annular groove that conveying roller is equipped with is similar to elliptoid conveying gap so that having between two conveying rollers, increases
Contact area with heat-shrink tube, is easy to implement the conveying to heat-shrink tube, and play certain protective effect to heat-shrink tube, keeps away
Exempt from simple line contact squeeze power and damage is generated to heat-shrink tube quality, meanwhile, the anti-skid rubber cushion that conveying roller is coated with increases
The frictional force between conveying heat-shrink tube so that more to the conveying effect of heat-shrink tube, can effectively prevent beating in transmission process
The generation of sliding phenomenon, it is ensured that the subsequent length for cutting heat-shrink tube is accurate.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar
Element or part are generally identified by similar appended drawing reference.In attached drawing, each element or part might not be according to actual ratios
It draws.
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram of the utility model driving device;
Fig. 3 is the structural schematic diagram of the utility model driving gear set;
Fig. 4 is the structural schematic diagram of the utility model supporting plate;
Appended drawing reference: 1- substrate;The first vertical bar of 2-;3- first crossbeam;4- sliding block;The second vertical bar of 5-;6- second cross beam;7-
Driving motor;The first driving gear of 8-;The first drive rod of 9-;The first driven gear of 10-;11- crank flywheels;12- connecting rod;
13- cutting knife;14- conveys frame;15- conveying roller;The second drive rod of 16-;17- first bevel gear;18- second bevel gear;19- is passed
Moving gear group;The second driving gear of 1901-;The second driven gear of 1902-;1903- idle pulley;20- cross bar;21- bearing block;22-
Supporting plate;2201-V type groove.
Specific embodiment
Below with reference to specific embodiment, the present invention will be further described.But the purposes of these exemplary embodiments
Only it is used to enumerate the utility model with purpose, any type of any limit not is constituted to the real protection scope of the utility model
It is fixed, it is more non-that the protection scope of the utility model is confined to this.
As shown in Figures 1 to 4, a kind of heat-shrink tube automatic cutting means, including substrate 1 are present embodiments provided, further include
In the conveying mechanism, supporting plate 22 and cutting mechanism that are arranged successively setting on substrate 1, to realize to heat-shrink tube conveying, cut
The mechanical automation that heat-shrink tube is cut is realized in integration processing.
Cutting mechanism includes the first mounting rack being fixedly installed on substrate 1, is equipped with driving device on the first mounting rack
The crank link mechanism of driving, crank link mechanism are connected with cutting knife 13, and cutting knife 13 is movably installed on the first mounting rack,
And in the setting that reciprocatingly slides on vertical direction.
First mounting rack includes corresponding two first vertical bars 2 being installed on substrate 1, and the top of two first vertical bars 2 is fixed
First crossbeam 3 is installed, and is slidably fitted with sliding block 4 on every first vertical bar 2, cutting knife 13 is fixedly installed in two sliding blocks 4
On, in the present embodiment, cutting knife 13, which is bolted, to be installed on sliding block 4, the structure of bolt installation, and it is easy for assemble or unload,
Cutting knife 13 is replaced convenient for subsequent, it is easy to operate.
It further include the second mounting rack being fixedly installed on substrate 1, the second installation for the installation for being easy to implement driving member
Frame is correspondingly arranged with the first mounting rack, and the second mounting rack includes corresponding to two second vertical bars 5 being installed on substrate 1, and two second
The top of vertical bar 5 is fixedly installed with second cross beam 6.
Driving device includes driving motor 7, the first driving gear 8, the first drive rod 9 and the first driven gear 10, driving
Motor 7 is installed on second cross beam 6, and the first driving gear 8 is fixedly installed on the output shaft of driving motor 7, the first drive rod 9
It being rotatablely installed between first crossbeam 3 and second cross beam 6, the first driven gear 10 is fixedly installed on the first drive rod 9, and the
One driven gear 10 is engaged with the second driving gear 1901.
In the present embodiment, crank link mechanism includes being rotatablely installed in the crank flywheels 11 on first crossbeam 3, crank flywheels
11 are fixedly and coaxially connected with one end of drive rod, and crank flywheels 11 are set in the side on first crossbeam 3 far from the second mounting rack
It sets, connecting rod 12 is equipped between crank flywheels 11 and cutting knife 13, one end of connecting rod 12 and the edge of crank flywheels 11 are hinged,
The other end and cutting knife 13 are hinged;The crank link mechanism driven by driving device drives cutting knife 13 to pump,
Realize that structure is simple, and stable working is reliable to the structure of pyrocondensation pipeline step cut so that cutting knife 13 have it is constant up and down
Motion frequency, thus to realize that cutting for specific length heat-shrink tube provides reliable guarantee.
Conveying mechanism includes the conveying frame 14 being fixedly installed on substrate 1, conveys in frame 14 and is rotatably equipped with conveying roller 15,
There are two conveying roller 15 is set, there is a conveying gap passed through for heat-shrink tube, and two conveying rollers 15 pass through between two conveying rollers 15
Transmission connecting mechanism and driving device are sequentially connected, and under the action of transmission connecting mechanism, two conveying rollers 15 rotate synchronously and turn
To on the contrary, i.e. two conveying rollers 15 oppositely oriented, the rotation direction tangential direction and heat-shrink tube of two conveying rollers 15 side close to each other
Conveying direction is consistent.
To be easy to implement the conveying to heat-shrink tube, in the present embodiment, the circumferential surface of conveying roller 15 offers annular groove, annular
The cross section of groove is arc-shaped, the annular groove that conveying roller 15 is equipped with, so that having likeness in form ellipticity between two conveying rollers 15
Conveying gap, increase the contact area with heat-shrink tube, be easy to implement the conveying to heat-shrink tube, and one is played to heat-shrink tube
Fixed protective effect avoids simple line contact squeeze power from generating damage to heat-shrink tube quality.
In the present embodiment, the periphery of conveying roller 15 is coated with matched anti-skid rubber cushion, the anti-skidding rubber being coated with
Rubber mat increases and conveys the frictional force between heat-shrink tube, so that more to the conveying effect of heat-shrink tube, can effectively prevent conveying
The generation of slipping phenomenon in the process, it is ensured that the subsequent length for cutting heat-shrink tube is accurate.
Transmission connecting mechanism includes being rotatablely installed in the second mounting rack and conveying the second drive rod 16 between frame 14, and first
The other end of drive rod 9 is fixedly installed with first bevel gear 17, and one end of the second drive rod 16 is fixedly installed with and the first cone tooth
The second bevel gear 18 that wheel 17 is engaged, the other end of the second drive rod 16 are connected with the biography with the transmission connection of two conveying rollers 15
Moving gear group 19.
As shown in figure 3, driving gear set 19 includes the second driving gear 1901, the second driven gear in the present embodiment
1902 and idle pulley 1903, the second driving gear 1901 be fixedly installed in the other end of the second drive rod 16, the second driven gear
1902 set there are two, two second driven gears 1902 are fixedly installed in respectively on the roll shaft of conveying roller 15, and wherein one second from
Moving gear 1902 is engaged with the second driving gear 1901, and another second driven gear 1902 is main by idle pulley 1903 and second
Moving gear 1901 is engaged.
In the present embodiment, for the rotational installation for being easy to implement the second drive rod 16, cross is fixedly installed between two second vertical bars 5
Bar 20, bearing block 21 is fixedly installed on cross bar 20, and the second drive rod 16 is rotatablely installed by bearing block 21 in the second mounting rack
Between conveying frame 14.
Driving device is all made of the drive mechanism of gear engagement with transmission connecting mechanism, and stable drive is reliable, and is driven essence
Exactness is high, for realize heat-shrink tube it is accurate convey to provide with cutting, improve the cutting precision of heat-shrink tube be effectively ensured.
Supporting plate 22 is fixedly installed on substrate 1, and between conveying roller 15 and cutting knife 13, the both ends of supporting plate 22
It is correspondingly arranged respectively with conveying roller 15 and cutting knife 13, and adjacent with cutting knife 13 close to one end of cutting knife 13, supporting plate 22
Upper surface offer penetrate through its both ends of the surface V-type groove 2201;By the supporting plate 22 that is equipped with realize heat-shrink tube support and
Breaking out cut, V-type groove 2201 can be realized the limit support of conveying heat-shrink tube, so that heat-shrink tube is during conveying is with cutting
Can effectively avoid beating shake, the generation of inconsistent phenomenon, while cutting knife 13 cut power effect under, can play and effectively hold
Support effect, greatly reduces and cuts difficulty, so that the heat-shrink tube notch cut is neatly smooth, improve the matter that heat-shrink tube is cut
Amount.
The heat-shrink tube automatic cutting means based on above structure, structure is simple, is driven by driving device and passes through biography
The conveying mechanism of dynamic bindiny mechanism's connection is with cutting mechanism, and the conveying to heat-shrink tube is realized in the rotation of conveying roller 15, while crank flies
11 rotation of wheel drives cutting knife 13 in moving back and forth on vertical direction, and realization cuts heat-shrink tube, in conveying mechanism with cutting
It under the action of mechanism synchronous operation, and then realizes and heat-shrink tube specific length is cut, compare the traditional artificial side of cutting cut
Formula is realized to the conveying of pyrocondensation pipeline, the integration processing cut, to realize effective substitution of manual labor, not only
It substantially increases and cuts efficiency, and it is consistent to ensure to cut rear each pyrocondensation length of tube, cuts accuracy height.
In use, driving motor 7 works, by the first driving gear 8, the first driven gear 10 with 9 band of the first drive rod
Dynamic crank flywheels 11 rotate, thus drive cutting knife 13 to move back and forth in realization on vertical direction by connecting rod 12, meanwhile, it drives
Dynamic motor 7 drives the rotation of two conveying rollers 15 by transmission connecting mechanism, realizes the conveying to pyrocondensation pipeline, the pyrocondensation pipeline of conveying
By carrying out cutting operation at supporting plate 22 to 13 position of cutting knife, drive cutting knife 13 with conveying simultaneously by driving motor 7
Roller 15 works asynchronously, and realizes and processes to the integrated machine of pyrocondensation pipeline, and then realizes cutting for specific length heat-shrink tube.
It should be appreciated that the purposes of these embodiments is merely to illustrate the utility model and is not intended to limitation the utility model
Protection scope.In addition, it should also be understood that, those skilled in the art can be right after having read the technology contents of the utility model
The utility model makees various change, modification and/or variation, all these equivalent forms equally fall within right appended by the application and want
Seek book within the limits of the protection.