CN202346460U

CN202346460U - Slipping clutch retractor for magnetic gear

Info

Publication number: CN202346460U
Application number: CN2011204679827U
Authority: CN
Inventors: 杨键
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-11-22
Filing date: 2011-11-22
Publication date: 2012-07-25
Anticipated expiration: 2021-11-22

Abstract

The utility model relates to a slipping clutch retractor for a magnetic gear. The slipping clutch retractor comprises a scroll for mounting a label tube core, wherein the scroll is arranged on a machine seat in a rotatable manner; a driving gear, a driven gear, a gear belt and a motor (comprising a synchronous motor, an alternating current motor, a direct current motor and a speed reduction motor) are arranged in the machine seat; one end of the scroll is connected with the end face of the driven gear through a magnet in a magnetic suction manner; a rotating shaft of the motor is fixedly connected with the driving gear; and the driven gear is connected with the driving gear through the gear belt in a mechanical transmission manner. Due to a connection structure of the driving gear connected with the scroll through the magnet and the driven gear by adopting the gear belt, the magnet and the scroll are relatively fixed under the condition of resistance, so that the driving gear and the driven gear continue to idle, and the motor is prevented from being damaged.

Description

Magnetic gear slip clutch rewinder

Technical field

The utility model relate to a kind of can be the device of material package, be specifically related to a kind of can be the automatic rewinding device of the synchronous backrush of roll.

Background technology

At present, in identification industry automatically, behind a large amount of label printings, all be artificial printed label roll rolling, efficient is very low like this, and label is easy to scratch workman's hand.The release of automatic rewinding device is just arranged afterwards, and moving for the printing of ability and chopping machine is that the form of automatic rewinding device roughly has two types synchronously earlier, and a kind of is to control drive of motor with sensor, and another kind is to use the friction force transferring power.Before a kind of more inconvenience arranged in use, the back is a kind of because of being the friction force effect, when by Roll Sushi (like label paper) when being stuck, motor still rotates, it is big that the resistance that receives becomes, and burns out motor easily.

The utility model content

In order to overcome the deficiency of prior art, the utility model provides a kind of magnetic gear slip clutch rewinder that prevents that motor from burning out.

In order to achieve the above object, the technical scheme that the utility model adopted is following:

Magnetic gear slip clutch rewinder, it comprises the spool that is used to install the label tube core, said spool is installed in rotation on the support, is provided with driving gear, driven gear, gear band and motor in the support; One end of spool is inhaled connection through magnet with the end face magnetic force of driven gear mutually, and the rotating shaft of motor is captiveed joint with driving gear, and driven gear is connected with the driving gear mechanical drive through gear band.When label paper blocks, spool is produced resistance, the resistance torque of spool is greater than the magnetic force moment of driven gear at this moment, and therefore, spool is static with respect to magnet, and driven gear, driving gear, gear band continue idle running, prevent to burn out motor.And, can also be through the magnetic force size, promptly the size of select magnet magnetic is adjusted resistance and the proportionate relationship that realizes slipping.And driven gear, the driving gear of different-diameter size can also play the effect of regulating rotating speed.

Preferably, the end face of driven gear is detachably installed with magnet and is connected, and an end of spool is installed with iron plate, and iron plate position and magnet positions are relative.

Preferably, the cross section of said spool is rectangle or square or rhombus, and the shape in the shape of the inner core of label tube core and spool cross section is complementary.Be the inner core of label tube core can be fully and the spool coupling install, can not produce slip, the label tube core can be rotated with spool synchronously.

Preferably, said label tube core comprises the involute core of elasticity, and the involute core retainer plate of elasticity is contained on the spool.During work, suit coil paper core on the involute core of elasticity furls label paper through the coil paper core, skids in order to prevent involute core of elasticity and paper roll core diameter, and design below the involute core of elasticity is installed: the external diameter of involute core one end of elasticity is greater than the external diameter of its other end.Said label tube core also comprises shell fragment, and an end of shell fragment is fixed on the spool, and the less paper roll core of internal diameter can directly be sleeved on the shell fragment and use.

Preferably, this magnetic gear slip clutch rewinder also comprise outer side shield and in side shield, outer side shield, interior side shield are fixedly mounted on respectively on the spool, the label tube core outside between side shield and the interior side shield, interior side shield is positioned at support one side.One side of outer side shield is provided with the clamp type fixer that is used to clamp spool, the clamp type fixer the other end of spool and outside between the side shield.The clamp type fixer clamps spool, realizes clamp type fixer and spool leak-tight joint and rotation synchronously, the influence of the external side shield of elimination centnifugal force.

Preferably, also be provided with positive and negative rotating controller in the support, positive and negative rotating controller is connected with motor, and the control panel of positive and negative rotating controller is positioned at the support outside.Positive and negative rotating controller can be controlled turning to of motor, rotates the pros and cons of adjusting label paper with the both forward and reverse directions of controlling spool.When the paper roll core direction setup error of label paper, need not label paper is reinstalled, only need get final product through the rotation direction of positive and negative rotating controller control spool, use the convenience of ten minutes.

The utility model compared with prior art; Adopt the gear band connection structure through magnet and spool bonded assembly driving gear, driven gear; Realize that resistant the time magnet and spool are static relatively, driving gear, driven gear continue idle running, and prevent to burn out motor.

Description of drawings

Fig. 1 is the structural representation of the magnetic gear slip clutch rewinder of the utility model preferred embodiment.

Wherein, 1, base plate; 2, spool; 3, clamp type fixer; 5, outer side shield; 6, shell fragment; 7, roll up core in the elasticity; 8, the big volume core of elasticity; 9, interior side shield; 10, handle; 11, driven gear; 12, positive and negative rotating controller; 13, gear band; 14, motor; 15, driving gear; 16, support.

The specific embodiment

Below, in conjunction with the accompanying drawing and the specific embodiment, the utility model done further describing, so that clearerly understand the utility model technological thought required for protection.

As shown in Figure 1, magnetic gear slip clutch rewinder, it comprises the spool 2 that is used to install the label tube core, said spool 2 is installed in rotation on the support 16, is provided with driving gear 15, driven gear 11, gear band 13 and motor 14 in the support 16.Support 16 is installed on the base plate 1.

One end of spool 2 is inhaled connection through magnet (figure does not show) with the end face magnetic force of driven gear 11 mutually, and the rotating shaft of motor 14 is captiveed joint with driving gear 15, and driven gear 11 is connected with driving gear 15 mechanical drive through gear band 13.

The cross section of said gear band 13 is square.When label paper blocks, spool 2 is produced resistance, the resistance torque of spool 2 is greater than the magnetic force moment of driven gear 11 at this moment, and therefore, spool 2 is static with respect to magnet, and driven gear 11, driving gear 15, gear band 13 continue idle running, prevent to burn out motor.And, can also be through the magnetic force size, promptly the size of select magnet magnetic is adjusted resistance and the proportionate relationship that realizes slipping.

As preferred construction, the end face of driven gear 11 is detachably installed with magnet and is connected, and an end of spool 2 is installed with iron plate (figure does not show), and iron plate position and magnet positions are relative.As, perforate on driven gear 11 end faces snaps onto magnet in the hole.

As preferred construction, the cross section of said spool 2 is rhombus (also can be rectangle, square or irregularly shaped).The label tube core can be rotated with spool 2 synchronously.

As preferred construction; The magnetic gear slip clutch rewinder of present embodiment also comprises outer side shield 5 and interior side shield 9; Outer side shield 5, interior side shield 9 are fixedly mounted on respectively on the spool 2, the label tube core outside between side shield 5 and the interior side shield 9, interior side shield 9 is positioned at support one side.One side of outer side shield 5 is provided with the clamp type fixer 3 that is used to clamp spool 2, clamp type fixer 3 the other end of spool 2 and outside between the side shield 5.In two holes of clamp type fixer 3 the clamp type spring leaf is installed, when rewinder is packed label paper into, pins the clamp type intermediate plate at clamp type fixer 3 two ends with hand; Two clamp type spring leafs can unclamp automatically, move outer side shield 5 then, paste neat to the label paper position; After unclamping hand, two spring leafs can be close on the spool 2, and outer side shield 5 is fixed; Thereby realize that clamp type fixer 3 rotates with spool 2 leak-tight joints synchronously, eliminates the influence of the external side shield 5 of centnifugal force.When taking out label paper, then pin the clamp type intermediate plate at clamp type fixer 5 two ends with hand, two clamp type spring leafs can separate automatically, and at this moment removable outer side shield 5 takes out label paper.The design specification of outer side shield 5 and interior side shield 9 is the backrush of the label paper of all stock size applicable to transverse width.

As preferred construction, said label tube core comprises involute core of elasticity and shell fragment 6, and the involute core retainer plate of elasticity is contained on the spool 2.During work; Suit coil paper core on the involute core of elasticity; Furl label paper through the coil paper core; In order to prevent that the involute core of elasticity from skidding with the paper roll core diameter, design below the involute core of elasticity is installed: the external diameter of involute core one end of elasticity is slightly larger than the external diameter of its other end, i.e. elasticity curls inward core all be by standard-sized one little big flexible and have radian to become greatly gradually to form to the other end.For example, the involute core of the elasticity of present embodiment has two kinds of specifications, comprises volume core 7 in the big volume core of elasticity 8, the elasticity; Wherein the big volume core 8 cooperation specifications of elasticity are the coil paper core use of 76.2 ± 2mm; Volume core 7 cooperation specifications are the coil paper core use of 38.1 ± 2mm in the elasticity, and the external diameter of an end of the big volume core 8 of elasticity is 77.8 ± 2mm, and the external diameter of its other end just is 76.2 ± 2mm; The external diameter of an end of volume core 7 is 39 ± 2mm in the elasticity, and the external diameter of its other end just is 38.1 ± 2mm.Shell fragment 6 is equivalent to the rouleau core, and can cooperate specification is the coil paper core use of 25.4 ± 2mm, and an end of shell fragment 6 is fixed on the spool 2, and the less paper roll core of internal diameter can directly be sleeved on the shell fragment 6 and use.Shell fragment 6 also can be made into the smaller structure of the bigger other end of an end, is 26 ± 2mm like the one of which end, and the other end then is 25.4 ± 2mm.The coil paper core that is present embodiment China and even worldwide three kinds of specifications uses; Meet domestic, external paper roll core specification standards, promptly external big volume core is that 3 inches (being equivalent to domestic 76.2mm), middle volume core are that 1.5 inches (being equivalent to domestic 38.1mm), rouleau cores are 1 inch (being equivalent to domestic 25.4mm).Because paper roll core producer is in the problem of production technology; May produce the paper roll core that some have error; The specification of paper roll core may be bigger than normal or less than normal; Because the outside of volume core 7 has elasticity in the big volume core of the elasticity of present embodiment 8, the elasticity, even the specification of paper roll core existing problems also can be installed in the big volume core of elasticity 8, the elasticity on the volume core 7.The rouleau core is installing and using applicable to carbon ribbon volume core, ribbon cartridge core also.

As preferred construction, also be provided with positive and negative rotating controller 12 in the support, positive and negative rotating controller 12 is connected with motor 14, and the control panel of positive and negative rotating controller 12 is positioned at support 16 outsides.Positive and negative rotating controller 12 can be controlled turning to of motor 14, rotates the pros and cons of adjusting label paper with the both forward and reverse directions of controlling spool 2.

Certainly, on the support top one handle 10 can also be installed, be convenient to grip rewinder.

For a person skilled in the art, can make other various corresponding changes and distortion, and these all changes and distortion should belong within the protection domain of the utility model claim all according to the technical scheme and the design of above description.

Claims

1. magnetic gear slip clutch rewinder comprises the spool that is used to install the label tube core, and said spool is installed in rotation on the support, it is characterized in that, is provided with driving gear, driven gear, gear band and motor in the support; One end of spool is inhaled connection through magnet with the end face magnetic force of driven gear mutually, and the rotating shaft of motor is captiveed joint with driving gear, and driven gear is connected with the driving gear mechanical drive through gear band.

2. magnetic gear slip clutch rewinder as claimed in claim 1 is characterized in that, the end face of driven gear is detachably installed with magnet and is connected, and an end of spool is installed with iron plate, and iron plate position and magnet positions are relative.

3. magnetic gear slip clutch rewinder as claimed in claim 1 is characterized in that, the cross section of said spool is rectangle or square or rhombus, and the shape in the shape of the inner core of label tube core and spool cross section is complementary.

4. magnetic gear slip clutch rewinder as claimed in claim 1 is characterized in that, said label tube core comprises the involute core of elasticity, and the involute core retainer plate of elasticity is contained on the spool, and the external diameter of involute core one end of elasticity is greater than the external diameter of its other end.

5. magnetic gear slip clutch rewinder as claimed in claim 4 is characterized in that said label tube core also comprises shell fragment, and an end of shell fragment is fixed on the spool.

6. magnetic gear slip clutch rewinder as claimed in claim 1; It is characterized in that; This magnetic gear slip clutch rewinder also comprises outer side shield and interior side shield; Outer side shield, interior side shield are fixedly mounted on respectively on the spool, the label tube core outside between side shield and the interior side shield, interior side shield is positioned at support one side.

7. magnetic gear slip clutch rewinder as claimed in claim 6 is characterized in that a side of outer side shield is provided with the clamp type fixer that is used to clamp spool, the clamp type fixer the other end of spool and outside between the side shield.

8. magnetic gear slip clutch rewinder as claimed in claim 1 is characterized in that, also is provided with positive and negative rotating controller in the support, and positive and negative rotating controller is connected with motor, and the control panel of positive and negative rotating controller is positioned at the support outside.