CN209315639U - A kind of shredding machine easy to use - Google Patents

Abstract

The utility model discloses a kind of shredding machine easy to use, including shredding cup (1), chopping cup (1) can be fastened on to provide the head (2) of chopping power and be driven the chopping knife assembly (5) for being connected and being located in chopping cup (1) with the head (2), the Power Component (4) includes motor (41), for fixing the electric machine support (42) of motor (41), the transmission device (43) being arranged in electric machine support (42), for controlling the switch block (44) of motor (41), the shape of the handpiece case (21) is the closing waist contour structures of the middle part arc-shaped indent in upper and lower two ends relatively to facilitate user to hold.The utility model structure is simple, under the premise of not influencing switch button operation, sets handpiece case to the closing waist contour structures held convenient for user, has great convenience for the user to use enhancing user experience.

Description

A kind of shredding machine easy to use

Technical field

The utility model relates to a kind of kitchen small household appliances more particularly to a kind of shredding machines easy to use.

Background technique

Shredding machine product on the market at present, because setting on motor, head is usually designed to narrow due to motor to be accommodated Lower wide shape (such as Chinese patent application CN2016209879752 proposes that novel mini shredding machine, machine cap 4 are top Size is smaller and the biggish shape of bottom size).The head inconvenience user of this shape holds, and user is inconvenient for use and user It experiences bad.

Utility model content

To overcome the shortcomings of existing technologies, the shredding machine simple and convenient to use the utility model proposes a kind of structure is to increase Strong user experience sense.

The utility model proposes a kind of shredding machines easy to use, including shred cup (1), can be fastened on the chopping cup (1) to provide the head (2) of chopping power and be driven the shredder bar for being connected and being located in chopping cup (1) with the head (2) Component (5)；

The head (2) includes handpiece case (21), the top cover (22) for being set to the handpiece case (21) upper surface and sets In the Power Component (4) in handpiece case (21)；

The Power Component (4) includes motor (41), the electric machine support (42) for fixing motor (41), is arranged in motor Transmission device (43) in bracket (42), the switch block (44) for controlling motor (41)；

The switch block (44) includes the Switch main body (441) being fixed on the electric machine support (42), is fixed on institute It states the microswitch (442) of Switch main body (441) one side and is located above the movement reed (4421) of microswitch (442) Stroke strut (444), the upper end of the stroke strut (444) is resisted against the switch button (221) on top cover (22) Medial surface, the lower end of the stroke strut (444), which is arranged, mobilizable after a pressure spring (443) is connected to the Switch main body (441) on；

The shape of the handpiece case (21) be middle part relatively up and down the closing waist contour structures of two ends arc-shaped indents with User is facilitated to hold.

Wherein, the upper end of the Switch main body (441) has one piece of support for being used to support the stroke strut (444) Transverse slat (4411), the support transverse slat (4411) are equipped with vertical slot；The stroke strut (444) have can touch the movement The limit motion bar (4441) of reed (4421), limit motion bar (4441) limit are arranged in the support transverse slat (4411) Vertical slot in.

Wherein, the electric machine support (42) is equipped with convenient for supporting the limit skirt being connected with the handpiece case (21) medial surface Side (421), and the medial surface of the handpiece case (21) lower end is equipped with the limit circle slot matched with limit skirt (421) (211), the end of limit skirt (421) is located in the limit circle slot (211).

Wherein, the outer bottom of chopping cup (1) is equipped with the fixing sucking disk (11) to generate pull of vacuum.

Wherein, a fixation hole (12) is arranged in the lower center position of chopping cup (1), and the fixing sucking disk (11) is logical It crosses after a screw (112) sequentially passes through fixing sucking disk (11) center, fixation hole (12), then passes through a sealing ring (13) and institute State cup axle (14) lower end screw togather it is connected.

Wherein, the bottom center of the fixing sucking disk (11), the bottom center of chopping cup (1) are towards the head (2) convex setting.

Wherein, the rim of a cup of chopping cup (1) is additionally provided with convenient for filling the chopping cup (1) with the head (2) The fastening guide part (3) matched, the lower end for fastening guide part (3) has to be screwed togather with edge in the rim of a cup of chopping cup (1) Connected the first screw thread (31), the upper end for fastening guide part (3) has to be screwed togather with the lower end surface edge of the head (2) Connected the second screw thread (32).

Wherein, the center for fastening guide part (3) also has a through-hole (34), is arranged one on the head (2) Connector across the through-hole (34) is passed the chopping knife assembly (5) and the Power Component (4) by the connector It is dynamic to be connected.

Wherein, the interior bottom of chopping cup (1) is equipped with cup axle (14)；The chopping knife assembly (5) includes cutter shaft (51) It is connected with the upper end of the blade (52) being fixed on cutter shaft (51), the cutter shaft (51) with Power Component (4) transmission；The cup There is spline structure between axis (14) and the lower end of the cutter shaft (51).

Wherein, the spline structure includes: the rotation stop circle (15) for being arranged and being fixed on the cup axle (14)；Set on the knife The lower end of axis (51) and the rotation stop groove (511) being recessed towards head (2), the inner sidewall of the rotation stop groove (511) are set as Standstill face；When the head (2) is fastened on the chopping cup (1), the upper end of the rotation stop circle (15) is located at described stop In turn trough (511), the rotation stop circle (15) and the rotation stop groove (511) have consistent central axis, the rotation stop circle (15) Lateral surface and the standstill face between have preset first gap, first gap work as the chopping cup (1) and institute State partially or completely disappeared when head (2) mutually separates so that the lateral surface of the rotation stop circle (15) touch the standstill face to Generation allows the frictional force of the cutter shaft (51) rotation stop.

The utility model in essence mainly solves that " head section is that " up-small and down-big " structure is inconvenient in existing shredding machine Hold to which user is inconvenient for use " the technical issues of, and following advantageous effects have been reached by following technological means:

1, under the premise of not influencing switch button operation, handpiece case is set to the closing waist shape held convenient for user Structure, have great convenience for the user using.

On the one hand, it improves switch block, operates fine motion using the stroke strut of longer dimension when the switch block Switch is to control motor work, and the switch block does not influence user's operation and monnolithic case is thin-and-long；On the other hand, pass through The positional relationship for changing head internally-powered component each section, allow the monnolithic case of Power Component be longitudinally thin-and-long and in transverse direction Size it is smaller, so that the shape of handpiece case can be designed to the middle part closing waist shape of two ends arc-shaped indents up and down relatively Structure, this closing waist contour structures facilitate user to hold to improve user experience.

2, realize rotation stopping function to improve user's safety in utilization in simple structure.The utility model combination user uses Habit, is arranged rotation stop circle in cup axle, and under normal operating condition, rotation stop circle is located in the rotation stop groove of cutter shaft lower end, and only There is preset first gap between the lateral surface turn-taked and the inner sidewall (or standstill face) of rotation stop groove, rotation stop is ensured by gap Circle and rotation stop groove will not generate interference in the normally chopping course of work, and when user holds handpiece case for head from shredding cup When separation, the relative position between rotation stop circle and rotation stop groove will necessarily be changed, make the lateral surface of rotation stop circle and the inside of rotation stop groove Wall generates the moment rotation stop that frictional force realizes cutter shaft, improves the safety that user uses shredding machine.Also, it is existing due to having abandoned There is the structure of technology (such as Chinese patent application CN2012207382605) complexity, it can with structure that is relatively easy, being easily achieved That leans on realizes rotation stopping function.

3, setting fixing sucking disk house shredding machine in chopping bottom of a cup portion is subjected to displacement or topples in use, and improving makes With safety and user experience.

4, setting fastens guide part between head and the rim of a cup of chopping cup, is not only convenient for filling head and chopping cup With process operation, and fastening guide part can also prevent the food in chopping cup from entering head to play the work of protection head With, be conducive to improve shredding machine reliability and service life.

Detailed description of the invention

Fig. 1 be the utility model proposes shredding machine stereoscopic schematic diagram.

Fig. 2 is the structural schematic diagram that cup is shredded in Fig. 1.

Fig. 3 is the structural schematic diagram of shredder bar group.

Fig. 4 is the decomposition texture schematic diagram of head in Fig. 1.

Fig. 5 is the structural schematic diagram that head removes handpiece case.

Fig. 6 is shredding machine schematic diagram of internal structure.

Fig. 7 is the enlarged diagram of part A in Fig. 6.

Fig. 8 is the enlarged diagram of part B in Fig. 6.

Fig. 9 is the decomposition diagram of the shredding machine of corresponding diagram 1.

Specific embodiment

Further to illustrate that the application is the technical means and efficacy reaching predetermined purpose of utility model and being taken, below Specific embodiment, structure, feature and its effect according to the application are described in detail such as in conjunction with attached drawing and preferred embodiment Afterwards.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily the same embodiment.In addition, one or more Special characteristic, structure or feature in a embodiment can be combined by any suitable form.

In conjunction with shown in Fig. 1, Fig. 4, Fig. 5 and Fig. 6, safe shredding machine is used the utility model proposes a kind of, comprising: chopping Cup 1；The chopping cup 1 can be fastened on to provide the head 2 of chopping power, which includes handpiece case 21, is connected to head The top cover 22 of 21 upper surface of shell and the Power Component 4 in handpiece case 21；Chopping knife assembly 5 in chopping cup 1, 5 upper end of chopping knife assembly is connected with the transmission of Power Component 4, drives the rotation of chopping knife assembly 5 by Power Component 4 thus will Shred the food mincing in cup 1.

Further combined with shown in Fig. 2, chopping 1 bottom of cup is provided with the fixing sucking disk 11 to generate pull of vacuum. Shredding machine is placed on the platforms such as desktop in use, the fixing sucking disk 11 of 1 bottom of shredding machine can firmly adsorb desktop, in this way, cutting Broken machine at work, even if shredding machine shakes, will not be subjected to displacement, less as toppling over, improve safety in utilization and User experience is preferable.It should be understood that fixing sucking disk 11 in back-off it is bowl-shape when, the adsorption effect of fixing sucking disk 11 is preferable.

Also, the middle part of fixing sucking disk 11 is convex, and at back-off bowl-shape, (middle part of fixing sucking disk 11 is convex towards 2 side of head Rise), and the middle part of fixing sucking disk 11 is equipped with sleeve 111, it is fixed by fixing sucking disk 11 to pass through sleeve 111 by a screw 112 In the outer bottom (i.e. the downside of chopping 1 bottom of cup or lateral surface) of chopping cup 1.

In one embodiment, the interior bottom for shredding cup 1 is equipped with cup axle 14 to cooperate the chopping work of knife assembly 5, the cup axle 14 lower end positioned at 1 inside of chopping cup and cup axle 14 is fixed on the interior bottom of chopping cup 1.For this purpose, in the bottom of chopping cup 1 It entreats position that one fixation hole 12 is set, after screw 112 sequentially passes through the sleeve 111 of fixing sucking disk 11, fixation hole 12, then passes through one A sealing ring 13 and the lower end of cup axle 14 screw togather fixation, thus respectively that cup axle 14, fixing sucking disk 11 is fixed using screw 112 Interior bottom and outer bottom in chopping cup 1.Also, the bottom centre for shredding cup 1 is also raised towards head 2, so that screw 112 Lower end will not contradict the plane that shredding machine is placed to ensure not will lead to 11 operational failure of fixing sucking disk.Furthermore it is fixed Edge at least part of sucker 11 is the soft materials such as silica gel, and air so can preferably be discharged and form vacuum to be adsorbed in On the workbenches such as desktop.

As shown in connection with fig. 6, chopping knife assembly 5 includes that cutter shaft 51 and an end are fixed at least one knife on cutter shaft 51 Piece 52.It is understood that the upper end of cutter shaft 51 is detachably connected with above-mentioned connector, pass through above-mentioned connector and above-mentioned biography Dynamic device 43 connects, and carries out cutter shaft 51 to realize to be driven by the shaft of motor 41 and rotates, the rotation of blade 52 on cutter shaft 51 from And it realizes the cutting to food and shreds working process.

When shredding machine needs to stop working during the work time (such as, during actual use need midway toward chopping In cup 1 when addition chopping food materials), user makes motor 41 stop operating by operating 22 upper switch button 221 of top cover, but cutter shaft 51 It still is able to keep inertia to rotate whithin a period of time because having rotation function, needs to allow the cutter shaft 51 of chopping knife assembly 5 thus Also it can stop operating immediately and realize rotation stopping function.

Further combined with shown in Fig. 3.The lower end of cutter shaft 51 is equipped with the rotation stop groove 511 being recessed towards head 2, should be only The inner sidewall of turn trough 511 is set as standstill face.

Further combined with shown in Fig. 2, Fig. 3, Fig. 6 and Fig. 7.A rotation stop circle 15 is arranged in cup axle 14, the rotation stop circle 15 is whole External shape is cup-shaped, and the upper end of the rotation stop circle 15 is equipped with opening, which is set in cup axle 14 and by a limit The limit of bit unit 16 is fixed on bottom in the chopping cup 1.It is understood that the rotation stop circle 15 is by bullets such as silica gel, rubber Property material be made, there is biggish frictional force when the rotation stop circle 15 and the rotation stop face contact of rotation stop groove 511.It is understood that It is that limit element 16, which is one, can screw togather fixed nut with cup axle 14, after rotation stop circle 15 is set in cup axle 14, then in cup The nut is screwed togather on axis 14, and the bottom of rotation stop circle 15 is fixed by pressing to the interior bottom of the chopping cup 1 using nut.

In addition, when the head 2 is fastened and connected the chopping cup 1, the rotation stop groove of cup axle 14, rotation stop circle 15 and cutter shaft 51 511 threes have consistent central axis.In a state of use, knife is inserted into from rotation stop groove 511 in the upper end of cup axle 14 to shredding machine In the rotation stop groove 511 of axis 51, at this point, the outer diameter of rotation stop circle 15 is slightly less than the internal diameter of rotation stop groove 511, to make the outer of rotation stop circle 15 There is preset first gap between side and the inner sidewall (i.e. standstill face) of rotation stop groove 511.Also, the lower end surface of cutter shaft 51 with There is preset second gap, and the height in second gap is less than the height of rotation stop circle 15 in the chopping cup 1 between bottom, To make the upper end of rotation stop circle 15 be located in rotation stop groove 511, and it is understood that may insure by the second gap described It shreds bottom in cup 1 and cutter shaft 51 will not be rotated to generate and interfere；It may insure that rotation stop circle 15 will not be to cutter shaft by the first gap 51 rotation when carrying out chopping work generates interference.Further it will be understood that preset first gap is with 0.1-2cm Preferably, preset second clearance height is advisable with 0.5-3cm.

User makes motor 41 stop operating by operating 22 upper switch button 221 of top cover, when user hand holds handpiece case 21 firmly be allowed to shred cup 1 separate when, the relative positional relationship between cup axle 14 and rotation stop groove 511 is changed, thus cup axle No longer there is consistent central axis, thus the lateral surface and rotation stop groove of rotation stop circle 15 between 14 and the rotation stop groove 511 of cutter shaft 51 The first gap having between 511 inner sidewall (i.e. standstill face) partially or completely disappears, and touches from the lateral surface of rotation stop circle 15 Biggish frictional force is generated to the standstill face of rotation stop groove 511, this frictional force allows 51 moment of cutter shaft to stop operating, reaches rotation stop mesh , to improve the safety in utilization of shredding machine.

Further combined with shown in Fig. 4, Fig. 5, Fig. 6 and Fig. 8, the Power Component 4 in handpiece case 21 includes providing to move The motor 41 of power, the electric machine support 42 by motor 41 is fixed in handpiece case 21, the transmission dress being arranged in electric machine support 42 Setting the preferred transmission device 43 of 43(the present embodiment is gear or gear set), be electrically connected between control motor 41 and external power supply Switch block 44.It is understood that transmission device 43 is used to passing to the power of 41 shaft of motor into chopping knife assembly 5, Therefore transmission device 43 is connected between 41 shaft of motor and chopping knife assembly 5.Transmission device 43 can directly with chopping 5 phase of knife assembly Even.Certainly, transmission device 43 can also be connected by above-mentioned connector with chopping knife assembly 5.

Especially from fig. 4, it can be seen that the switch block 44 includes: the switch sheet being fixedly linked with the electric machine support 42 Body 441；It is fixed on the microswitch 442 of 441 one side of Switch main body；Positioned at the movement reed 4421 of microswitch 442 The stroke strut 444 of top, the stroke strut 444 are used to pass to user to the switch motion of switch button 221 described Reed 4421 is acted to control the switch motion of microswitch 442, the lower end of the stroke strut 444 is arranged a pressure spring It is mobilizable after 443 to be connected on the Switch main body 441.It is produced by upper end of the pressure spring 443 to the stroke strut 444 A raw elastic force makes the upper end of the stroke strut 444 against the medial surface that the switch button 221 is arranged in.When user presses When pressing the switch button 221, the lower end of the stroke strut 444 is moved towards close to the movement reed 4421；Certainly work as When user no longer presses the switch button 221, the elastic force that the pressure spring 443 generates makes the upper end of the stroke strut 444 Move upwards the medial surface for being returned to and being resisted against the switch button 221.

Especially as shown in Figure 8, specifically, the upper end of the Switch main body 441 is used to support the row with one piece The support transverse slat 4411 of journey strut 444, the support transverse slat 4411 are equipped with vertical slot；The stroke strut 444 has and can touch To the limit motion bar 4441 of the movement reed 4421, the limit of limit motion bar 4441 is arranged in the support transverse slat In 4411 vertical slot, so that motion bar 4441 can be limited and be moved up and down according to vertical slot horizontal without departing from the support The vertical slot of plate 4411.

Furthermore the electric machine support 42 is equipped with to support the limit skirt being connected with 21 medial surface of handpiece case 421, and the medial surface of 21 lower end of the handpiece case is equipped with the limit circle slot 211 matched with limit skirt 421.By institute State motor 41, the switch block 44 is separately fixed on the electric machine support 42 and constitutes the Power Component 4, then will be described dynamic Power component 4 is up inserted into the handpiece case 21 from 21 lower section of handpiece case, until the limit of the handpiece case 21 Position skirt 421 contradicts among the limit circle slot 211 in the handpiece case 21, can easily and efficiently be assembled into head 2。

It should be understood that in order to minimize the size of the Power Component 4, the shape of the stroke strut 444 can be with Medial surface according to the handpiece case 21 is shaped to nonlinear type, for example be set as arc, crutch type etc., to allow It states stroke strut 444 and is fitted in the medial surface of the handpiece case 21 as far as possible to reduce the stroke strut 444 in the machine The occupied space of head shell 21.

Therefore, transmission device 43, electric machine support 42 be by being fixed at the lower section of motor 41 by the utility model, thus 4 monnolithic case of Power Component is set longitudinally to be thin-and-long and smaller in lateral size, so that the shape of handpiece case 21 can be with It is designed to that the closing waist contour structures of the arc-shaped indent in two ends, this closing waist contour structures facilitate user to hold up and down relatively at middle part To improve user experience.

Therefore, the switch button 221 on top cover 22 is convenient for the user to operate, and user passes through operation button switch 221 The unlatching of motor 41 is controlled by the switch block 44 or is shut down, and the operation purpose for starting or stoping shredding machine work is reached.

Further combined with shown in Fig. 1 and Fig. 9, head 2 is fastened on chopping cup 1 in use in order to facilitate user On, the rim of a cup of the chopping cup 1, which is additionally provided with, fastens guide part 3.The lower end for fastening guide part 3 has and chopping cup 1 Along the first connected screw thread 31 is screwed togather in rim of a cup, the upper end for fastening guide part 3 has the lower end surface edge spiral shell with head 2 The second connected screw thread 32 is closed, and the upper surface for fastening guide part 3 is provided with several arcuate guide pieces towards 2 evagination of head 33, the lateral surface of the arcuate guide piece 33 is additionally provided with anti-skidding muscle 331, and the anti-skidding muscle 33 can contact at the handpiece case To limit the sliding of head 2 on 21 medial surfaces.

It is understood that in order to cooperate the arcuate guide piece 33 for fastening guide part 3, the lower end surface of the head 2 Several arc guide surfaces that can cooperate the arcuate guide piece 33 are arranged in (or medial surface of 21 lower end of handpiece case), are led by arc Cooperation to piece 33 and arc guide surface, the head 2 can be aligned voluntarily during covering and closing, and be closed with completing lid, so side User use, improve user experience.In the present embodiment, the quantity of the arcuate guide piece 33 is 4,4 arcs Guide pin 33 is evenly distributed on the periphery for fastening 3 upper surface of guide part, and the quantity of the arc guide surface is also 4, 4 arc guide surfaces are also uniformly dispersed in the lower end surface (or medial surface of 21 lower end of handpiece case) of the head 2.

In addition, the center for fastening guide part 3 also has a through-hole 34, institute is passed through convenient for setting one on head 2 Stating the connector of through-hole 34, (wherein, connector refers in existing shredding machine any for that will shred knife assembly 5 or shredder bar The connecting component that the cutter shaft of component 5 and the motor 41 for providing power are fixedly linked), and by connector and it is located at the chopping cup Chopping knife assembly 5 in 1 is fixedly linked.It should be understood that the fastening guide part 3 is in addition to being convenient for buckleing head 2 and chopping cup 1 It closes and is connected, isolation chopping cup 1 and head 2 are also acted by the fastening guide part 3, the food in chopping cup 1 can be prevented Into head to play the role of protecting head 2, be conducive to the reliability and service life that improve shredding machine.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. a kind of shredding machine easy to use, including shred cup (1), the chopping cup (1) can be fastened on to provide chopping power Head (2) and with the head (2) transmission be connected and be located at shred cup (1) in chopping knife assembly (5), the chopping cup (1) interior bottom is equipped with cup axle (14)；It is characterized by:

The head (2) includes handpiece case (21), set on the top cover (22) of the handpiece case (21) upper surface and set on machine Power Component (4) in head shell (21)；

The Power Component (4) includes motor (41), the electric machine support (42) for fixing motor (41), is arranged in electric machine support (42) transmission device (43) in, the switch block (44) for controlling motor (41)；

The switch block (44) includes the Switch main body (441) being fixed on the electric machine support (42), is fixed on described open The row for closing the microswitch (442) of ontology (441) one side and being located above the movement reed (4421) of microswitch (442) Journey strut (444), the upper end of the stroke strut (444) are resisted against on the inside of the switch button (221) on top cover (22) Face, the lower end of the stroke strut (444), which is arranged, mobilizable after a pressure spring (443) is connected to the Switch main body (441) on；

The shape of the handpiece case (21) is the closing waist contour structures of the middle part arc-shaped indent in upper and lower two ends relatively with convenient User holds.

2. shredding machine according to claim 1, which is characterized in that the upper end of the Switch main body (441) has one piece It is used to support the support transverse slat (4411) of the stroke strut (444), the support transverse slat (4411) is equipped with vertical slot；The row Journey strut (444) has the limit motion bar (4441) that can touch movement reed (4421), the limit motion bar (4441) limit setting is in the vertical slot of support transverse slat (4411).

3. shredding machine according to claim 1, which is characterized in that the electric machine support (42), which is equipped with, to be convenient for and the head The connected limit skirt (421) of shell (21) medial surface support, and the medial surface of the handpiece case (21) lower end be equipped with The end of the limit circle slot (211) that limit skirt (421) matches, limit skirt (421) is located at the limit circle In slot (211).

4. shredding machine according to claim 1, which is characterized in that the outer bottom of chopping cup (1) is equipped with to generate The fixing sucking disk (11) of pull of vacuum.

5. shredding machine according to claim 4, which is characterized in that the lower center position setting one of chopping cup (1) A fixation hole (12), the fixing sucking disk (11) sequentially pass through fixing sucking disk (11) center, fixation hole by a screw (112) (12) it after, then is screwed togather and is connected with the lower end of the cup axle (14) by a sealing ring (13).

6. shredding machine according to claim 4, which is characterized in that the bottom center of the fixing sucking disk (11) described is cut The bottom center of broken cup (1) is towards the head (2) convex setting.

7. shredding machine according to claim 1, which is characterized in that the rim of a cup of chopping cup (1), which is additionally provided with, to be convenient for institute The fastening guide part (3) that chopping cup (1) is assembled with the head (2) is stated, the lower end for fastening guide part (3) has The first screw thread (31) being connected is screwed togather with edge in the rim of a cup of chopping cup (1), the upper end for fastening guide part (3) has The second screw thread (32) being connected is screwed togather with the lower end surface edge of the head (2).

8. shredding machine according to claim 7, which is characterized in that the center for fastening guide part (3) also has one Through-hole (34), setting one passes through the connector of the through-hole (34) on the head (2), is cut by the connector by described Broken knife assembly (5) is connected with the Power Component (4) transmission.

9. shredding machine described in -8 any one according to claim 1, which is characterized in that the chopping knife assembly (5) includes knife The upper end of axis (51) and the blade (52) being fixed on cutter shaft (51), the cutter shaft (51) is connected with Power Component (4) transmission； There is spline structure between the cup axle (14) and the lower end of the cutter shaft (51).

10. shredding machine according to claim 9, which is characterized in that the spline structure includes: to be arranged to be fixed on the cup Rotation stop circle (15) on axis (14)；Lower end set on the cutter shaft (51) and the rotation stop groove that is recessed towards head (2) (511), the inner sidewall of the rotation stop groove (511) is set as standstill face；When the head (2) is fastened on the chopping cup (1), The upper end of the rotation stop circle (15) is located in the rotation stop groove (511), and the rotation stop circle (15) and the rotation stop groove (511) have There is consistent central axis, there is preset first gap, institute between the lateral surface and the standstill face of the rotation stop circle (15) The first gap is stated to partially or completely disappear when the chopping cup (1) mutually separates with the head (2) so that the rotation stop circle (15) lateral surface touches the standstill face to generate and allow the frictional force of the cutter shaft (51) rotation stop.