CN209490742U

CN209490742U - Dry material agitating device

Info

Publication number: CN209490742U
Application number: CN201822163750.7U
Authority: CN
Inventors: 黄禾雨
Original assignee: Zhejiang University of Finance and Economics
Current assignee: Zhejiang University of Finance and Economics
Priority date: 2018-12-21
Filing date: 2018-12-21
Publication date: 2019-10-15
Anticipated expiration: 2028-12-21

Abstract

The utility model relates to a kind of dry material agitating devices.It solves the technical problems such as existing blender use cost height.Including stirring frame body, headstock, rotational handle, drive mechanism, two stirring rods, in stirring frame body bottom by the structure that is slidably installed equipped with the Split type base as made of two sliding seat moving jointings, have on Split type base and places groove, place the stirring container for being equipped with and being located at below headstock in groove, container clamping structure is equipped between Split type base, stirring rod is arranged in stirring container respectively, and at least one stirring rod in two stirring rods be equipped be tightly attached to stirring container inner circumferential wall scrape bar assembly.Advantage is: being stirred using manual actuation, use cost is low, two stirring rods rotate simultaneously, improve the stirring and mixing effect of granular material, scraping bar assembly can prevent dry material from sticking in stirring container inner wall, stirring container can be fixedly clamped by clamping structure simultaneously, improve stability when being stirred.

Description

Dry material agitating device

Technical field

The utility model belongs to materiel machining equipment technical field, and in particular to a kind of dry material agitating device.

Background technique

Powder stirrer is a kind of new and effective mixing apparatus, is widely used in building, medicine, food, chemicals, feeding The fields such as material, ceramics, refractory material, for mixing powder with powder or powder with the material of rubber cement liquid.For example, being led in Chinese medicine Domain needs for a variety of pulvis raw materials to be mixed and stirred for uniformly, however, the existing most structure of Chinese medicine powder mixing plant is simple, Only raw material is stirred by single agitating shaft, the effect of the low efficiency of stirring, stirring is poor, while many Chinese medicine powders Typically now match existing system in pharmacy or hospital, existing powder stirrer is not suitable for minimizing since volume is excessively huge Production, use cost are high.

Of the existing technology in order to solve the problems, such as, people have carried out long-term exploration, propose various solutions Scheme, for example, Chinese patent literature discloses a kind of Chinese traditional powder hybrid system [application number: 201721472859.8]: described Chinese traditional powder hybrid system includes weighing cabinet, stirring cabinet and drying cabinet, and the weighing cabinet includes electronic balance, motor, described Stirring cabinet includes stirring blade and shaft, and the drying cabinet includes drying unit, stirring blade and shaft.The weighing cabinet stirs Mix cabinet, drying cabinet is an integral structure, wherein one end of shaft is fixedly connected with motor, passes through weighing cabinet, stirring cabinet and baking Shaft mounting hole on dry cabinet, the other end are installed on drying cabinet.It is described stirring cabinet top be it is rectangular, lower part is semicylinder Shape, stirring cabinet can 360 degree of overturnings.

It, should although above scheme alleviates the problem of Chinese medicine powder mixing plant mixing effect difference to a certain extent The problems such as scheme still remains: volume is excessively huge, is not suitable for miniaturization production, and use cost is high.

Summary of the invention

The purpose of this utility model is in view of the above-mentioned problems, providing a kind of dry material agitating device that stability is high.

In order to achieve the above objectives, the utility model uses following technical proposal: this dry material agitating device, including stirs Frame body is mixed, the stirring frame body upper end is movably equipped with headstock, which is characterized in that the headstock upper end rotation, which is equipped with, to be turned Fixed handle, the rotational handle are connected by the stirring rod that drive mechanism is rotatably arranged on headstock lower end with two respectively, It is described in stirring frame body bottom by the structure that is slidably installed equipped with the Split type base as made of two sliding seat moving jointings Have on Split type base and place groove, and is equipped with the stirring container being located at below headstock in the placement groove, it is described Split type base between be equipped with the container clamping structure that stirring container can be clamped, the stirring rod be arranged in stirring respectively In container, and at least one stirring rod in two stirring rods be equipped be tightly attached to stirring container inner circumferential wall scrape bar assembly. Two stirring rods are driven to rotate simultaneously by rotational handle, scraping bar assembly can prevent dry material from sticking in stirring container inner wall On, while being clamped stirring container using container clamping structure, improve stability when stirring.

In above-mentioned dry material agitating device, the drive mechanism includes that rotation is threaded through headstock upper end center Drive shaft, the drive shaft upper end is connected with rotational handle, and the drive shaft lower end extends in the inner cavity of headstock, Rotation passes through circumferential positioning structure and drive shaft lower end phase equipped with rotating disc and rotating disc in the form of annular discs in the headstock Even, the rotating disc lower end is connected with the rotation ring body being coaxially connected with rotating disc, and the circumferential inside of rotation ring body It with several interior teeth, is set respectively by being rotatablely installed structure there are two rotation axis in headstock, in the rotation axis point It is not fixed with the driving gear for being located at the circumferential inside of rotation ring body, and the driving gear is meshed with interior teeth respectively, The rotation axis lower end extends to below headstock, and the rotation axis lower end passes through quick-disassembly structure and stirring rod phase respectively Even.Drive shaft turns are driven by rotational handle, drive two stirrings by the interior teeth and driving gear engagement that rotate ring body Bar rotates to improve mixing effect simultaneously, while using manual actuation, save the cost.

In above-mentioned dry material agitating device, the stirring rod includes being vertically arranged and being connected with rotation axis lower end Vertical portion, the vertical portion lower end is connected with spiral auger portion, and the auger subordinate end connects It is connected to sweeping stirring hook portion.

In above-mentioned dry material agitating device, the headstock upper end is open, and the headstock upper end is logical Crossing that detachable structure is equipped with can be by open closed lid, and the drive shaft is arranged in cover center；Described is detachable Structure includes the arc convex that lid lower end outer circumferential is arranged in, and the headstock outer circumferential is equipped with and arc convex phase Corresponding arc-shaped slot, and the arc convex is connected in arc-shaped slot, and the lid by detachable member and Headstock is connected；The detachable member includes the location hole being arranged on lid, and the headstock outer circumferential is equipped with Matching hole corresponding with location hole, and the matching hole is connected by positioning bolt with matching hole.

In above-mentioned dry material agitating device, the circumferential positioning structure is in rotation axis and transversal including being formed in The non-circular limiting section in face, the limit hole that the rotation disk center has and limiting section matches, and the limiting section It is plugged in limit hole, the headstock bottom has rotation seat, and the rotation axis lower end is rotatably arranged on rotation seat It is interior.

In above-mentioned dry material agitating device, the quick-disassembly structure includes the Quick Release cylinder that vertical portion upper end is arranged in Body, the Quick Release cylinder is equipped with sweeping clamping groove, and the rotation axis lower end is with corresponding with clamping groove Clamping protrusion, and the clamping of the described clamping protrusion is arranged in clamping groove；The rotational installation structure includes being arranged in machine The mounting hole of headstock bottom, the rotation axis are rotatably arranged in mounting hole, and the mounting hole week inwardly and rotation Rolling bearing is equipped between axis outer circumferential.

In above-mentioned dry material agitating device, the arc-shaped bulk of the sliding seat, and the sliding seat phase Corresponding side, which is equipped with, has arc notch, and the arc notch is mutually butted to form above-mentioned placement groove, described It places and is equipped with flexible non-slip mat in groove；The structure that is slidably installed includes the guide pad for being separately positioned on sliding seat bottom, And the guide pad is slidably arranged in the sliding groove on stirring frame body bottom.Preferably, flexible non-slip mat covering here Entire to place bottom portion of groove, the flexible non-slip mat upper end extended to the notch for placing groove and in the notch week for placing groove The conical shell portion being in contact with stirring container outer circumferential is formed inwardly, and the conical shell portion is close to placement groove The diameter of the diameter of one end of bottom to the other end becomes larger.

In above-mentioned dry material agitating device, the container clamping structure includes that at least one is arranged split type The annular groove of pedestal outer circumferential is arranged with the elastic ring made of elastic material, and the elasticity in the annular groove Circle outer circumferential is exposed to ring slot outside.Two sliding seats are bound by the elastic force of elastic ring, hold stirring to realize Device clamps.

In above-mentioned dry material agitating device, the bar assembly of scraping includes in long strip and vertical along stirring container The scraping article body that direction extends, side of the scraping article body on the inside of stirring container are equipped with flexible blades, and the scraping article Body upper end is connected with arc elastic piece, and the arc elastic piece is connected by adjustable structure with stirring rod.

In above-mentioned dry material agitating device, the adjustable structure includes being set on the vertical portion of stirring rod Adjusting set, the arc elastic piece end is fixed at adjusting set side, and the adjusting set is equipped with adjustment hole, The adjusting bolt to lean with vertical portion is equipped in the adjustment hole.

Compared with prior art, utility model has the advantages that this agitating device is simple and reasonable, using manual Driving is stirred, and use cost is low, is driven two stirring rods to rotate simultaneously by rotational handle, is improved the stirring of granular material Mixed effect, while it being equipped with scraping bar assembly and can prevent dry material from sticking in stirring container inner wall on stirring rod, together When stirring container can be fixedly clamped by clamping structure, improve stability when being stirred.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the cross-sectional view in Fig. 1 at A-A；

Fig. 3 is the cross-sectional view in Fig. 1 at B-B；

Fig. 4 is the partial structural diagram of the utility model；

Fig. 5 is the partial exploded view of the utility model；

Fig. 6 is the partial exploded view at another visual angle of the utility model；

In figure, headstock 1, inner cavity 11, drive shaft 12, rotational handle 13, rotating disc 2, rotation ring body 21, interior teeth 22, Circumferential positioning structure 3, rotation seat 32, rotational installation structure 4, mounting hole 41, rolling bearing 42, rotation axis 5, drives limit hole 31 Moving gear 51, quick-disassembly structure 6, Quick Release cylinder 61, clamping groove 62, clamping protrusion 63, stirring rod 7, stirring hook portion 71, vertical portion 72, auger portion 73, detachable structure 8, arc convex 81, arc-shaped slot 82, location hole 83, matching hole 84, lid 9, stir Mix frame body 91, sliding seat 92, arc notch 921, flexible non-slip mat 922, conical shell portion 922a, guide pad 923, sliding groove 924, Split type base 93, place groove 94, stirring container 95, container clamping structure 96, annular groove 961, elastic ring 962, scrape Bar assembly 97, flexible blades 972, arc elastic piece 973, adjusting set 974, adjustment hole 975, adjusts bolt 976 at scraping article body 971.

Specific embodiment

The utility model is described in more detail with reference to the accompanying drawings and detailed description.

As shown in Fig. 1-2 and Fig. 4-6, this dry material agitating device, including stirring frame body 91, stir 91 upper end of frame body It is movably equipped with headstock 1, it is preferable that headstock 1 here is connected with stirring frame body 91 with articulated shaft, wherein 1 upper end of headstock Rotation is equipped with rotational handle 13, and rotational handle 13 is rotatably arranged on stirring for 1 lower end of headstock with two respectively by drive mechanism It mixes bar 7 to be connected, is equipped in stirring 91 bottom of frame body by the structure that is slidably installed and is divided as made of two 92 moving jointings of sliding seat Body formula pedestal 93 has on Split type base 93 and places groove 94, and places to be equipped in groove 94 and be located at stirring for 1 lower section of headstock Container 95 is mixed, is equipped with the container clamping structure 96 that stirring container 95 can be clamped between Split type base 93, stirring rod 7 is worn respectively At least one stirring rod 7 in stirring container 95, and in two stirring rods 7, which is equipped with, is tightly attached to stirring container 95 weeks inwardly Wall scrapes bar assembly 97, i.e., drives two stirring rods 7 to rotate simultaneously by rotational handle 13, dry powder can be prevented by scraping bar assembly 97 Material sticks on 95 inner wall of stirring container, while being clamped stirring container 95 using container clamping structure 96, when improving stirring Stability.

Specifically, drive mechanism here includes the drive shaft 12 that rotation is threaded through 1 upper end center of headstock, drive shaft 12 upper ends are connected with rotational handle 13, and 12 lower end of drive shaft extends in the inner cavity 11 of headstock 1, and rotation is equipped in headstock 1 Rotating disc 2 and rotating disc 2 in the form of annular discs is connected by circumferential positioning structure 3 with 12 lower end of drive shaft, the connection of 2 lower end of rotating disc There is the rotation ring body 21 being coaxially connected with rotating disc 2, and rotate ring body 21 weeks there are several interior teeth 22 inwardly, in headstock It is set respectively by being rotatablely installed structure 4 there are two rotation axis 5 in 1, is fixed with respectively in rotation axis 5 and is located at rotation ring body 21 weeks Driving gear 51 inwardly, and gear 51 is driven to be meshed respectively with interior teeth 22,5 lower end of rotation axis extends to headstock 1 Lower section, and 5 lower end of rotation axis passes through quick-disassembly structure 6 respectively and is connected with stirring rod 7.12 turns of drive shaft are driven by rotational handle 13 It is dynamic, drive two stirring rods 7 to rotate to improve and stir simultaneously by the interior teeth 22 and the driving engagement of gear 51 that rotate ring body 21 Effect is mixed, while using manual actuation, save the cost.

Further, stirring rod 7 here includes the vertical portion 72 for being vertically arranged and being connected with 5 lower end of rotation axis, vertically 72 lower end of portion is connected with spiral auger portion 73, and 73 lower end of auger portion is connected with sweeping stirring hook Mixing effect can be improved in portion 71, auger portion 73 and stirring hook portion 71.

Wherein, here 1 upper end of headstock is open, and 1 upper end of headstock is equipped with by detachable structure 8 and can seal opening The lid 9 closed, and drive shaft 12 is arranged in 9 center of lid；Detachable structure 8 includes that 9 lower end outer circumferential of lid is arranged in Arc convex 81,1 outer circumferential of headstock is equipped with arc-shaped slot 82 corresponding with arc convex 81, and arc convex 81 is clamped In arc-shaped slot 82, and lid 9 is connected by detachable member with headstock 1；Detachable member includes being arranged on lid 9 Location hole 83,1 outer circumferential of headstock be equipped with matching hole 84 corresponding with location hole 83, and matching hole 84 by positioning spiral shell Bolt is connected with matching hole 84.

Wherein, circumferential positioning structure 3 includes being formed in rotation axis 5 and the non-circular limiting section in cross section, rotating disc 2 The limit hole 31 that center has and limiting section matches, and limiting section is plugged in limit hole 31,1 bottom of headstock has rotation Seat 32, and 5 lower end of rotation axis is rotatably arranged in rotation seat 32, i.e., guarantees limiting section when rotation axis 5 is threaded through in limit hole 31 It is circumferentially positioned with limit hole 31, drive rotating disc 2 to rotate when rotation axis 5 rotates to realize.

Further, quick-disassembly structure 6 here includes the Quick Release cylinder 61 that 72 upper end of vertical portion is arranged in, Quick Release cylinder 61 are equipped with sweeping clamping groove 62, and 5 lower end of rotation axis has and the corresponding clamping of clamping groove 62 protrusion 63, and blocks It connects 63 clamping of protrusion to be arranged in clamping groove 62, i.e., by the way that drive shaft 5 is inserted into Quick Release cylinder 61, then makes drive shaft 5 opposite It is rotated in Quick Release cylinder 61, realizes and clamping protrusion 63 is connected in clamping groove 62；Being rotatablely installed structure 4 includes being arranged in head The mounting hole 41 of 1 bottom of seat, rotation axis 5 are rotatably arranged in mounting hole 41, and mounting hole 41 weeks circumferential with rotation axis 5 inwardly Rolling bearing 42 is equipped between outside.

As shown in figs. 1 and 3, the arc-shaped bulk of sliding seat 92 in the present embodiment, and the corresponding side of sliding seat 92 Equipped with arc notch 921, and arc notch 921 is mutually butted to form above-mentioned placement groove 94, places and sets in groove 94 Flexible non-slip mat 922, flexible non-slip mat 922 cover entire placement 94 bottom of groove, and 922 upper end of flexible non-slip mat, which extends to, puts It sets the notch of groove 94 and forms the cone being in contact with 95 outer circumferential of stirring container inwardly in notch week in placement groove 94 Shape barrel 922a, conical shell portion 922a clamp stirring container 95, prevent it from circumferentially rotating, and conical shell portion is close to putting The diameter for setting the diameter to the other end of one end of 94 bottom of groove becomes larger；The structure that is slidably installed includes setting respectively The guide pad 923 in 92 bottom of sliding seat is set, and guide pad 923 is slidably arranged in the sliding groove 924 on stirring 91 bottom of frame body It is interior.

Wherein, container clamping structure 96 here includes that the annular of 93 outer circumferential of Split type base is arranged at least one Slot 961 is arranged with elastic ring 962 made of elastic material in annular groove 961, and 962 outer circumferential of elastic ring is exposed to ring 961 outside of shape slot.

Dry material is sticked to 95 inner wall of stirring container when stirring in order to prevent, and bar assembly 97 of scraping here includes in long strip And the scraping article body 971 extended along 95 vertical direction of stirring container, scraping article body 971 are equipped with soft close to the side of 95 inside of stirring container Property scraping blade 972, and 971 upper end of scraping article body is connected with arc elastic piece 973, and arc elastic piece 973 by adjustable structure with Stirring rod 7 is connected, and scraping article body 971 is resisted against on 95 inner wall of stirring container by arc elastic piece 973, it is preferable that here Adjustable structure includes the adjusting set 974 being set on the vertical portion 72 of stirring rod 7, the fixed setting of 973 end of arc elastic piece In 974 side of adjusting set, and adjusting set 974 is equipped with adjustment hole 975, is equipped in adjustment hole 975 and leans with vertical portion 72 Bolt 976 is adjusted, adjusting set 974 is located on vertical portion 72 by adjusting bolt 976.

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Although headstock 1, inner cavity 11, drive shaft 12, rotational handle 13, rotating disc 2, swivel becket is used more herein Body 21, interior teeth 22, circumferential positioning structure 3, limit hole 31, rotation seat 32, rotational installation structure 4, mounting hole 41, rolling bearing 42, rotation axis 5, driving gear 51, quick-disassembly structure 6, Quick Release cylinder 61, clamping groove 62, clamping protrusion 63, stirring rod 7, stirring hook Portion 71, vertical portion 72, auger portion 73, detachable structure 8, arc convex 81, arc-shaped slot 82, location hole 83, matching hole 84, lid 9, stirring frame body 91, sliding seat 92, arc notch 921, flexible non-slip mat 922, conical shell portion 922a, guide pad 923, sliding groove 924, Split type base 93, placement groove 94, stirring container 95, container clamping structure 96, annular groove 961, bullet Property circle 962, scrape bar assembly 97, scraping article body 971, flexible blades 972, arc elastic piece 973, adjusting set 974, adjustment hole 975, adjust The terms such as bolt 976 are saved, but it does not exclude the possibility of using other terms.The use of these items is only for more easily Describe and explain the essence of the utility model；It is construed as any additional limitation all and is and the spirit of the present invention It disagrees.

Claims

1. a kind of dry material agitating device, including stirring frame body (91), described stirring frame body (91) upper end is movably equipped with machine Headstock (1), which is characterized in that headstock (1) the upper end rotation is equipped with rotational handle (13), the rotational handle (13) The stirring rod (7) for being rotatably arranged on headstock (1) lower end with two respectively by drive mechanism is connected, at stirring frame body (91) bottom Portion is by the structure that is slidably installed equipped with the Split type base (93) as made of two sliding seat (92) moving jointings, the fission Have on formula pedestal (93) and place groove (94), and is equipped in the placement groove (94) and is located at stirring below headstock (1) It mixes container (95), the container clamping structure that stirring container (95) can be clamped is equipped between the Split type base (93) (96), the stirring rod (7) is arranged in respectively in stirring container (95), and at least one of two stirring rods (7) are stirred Bar (7) be equipped be tightly attached to stirring container (95) inner circumferential wall scrape bar assembly (97).

2. dry material agitating device according to claim 1, which is characterized in that the drive mechanism includes that rotation is worn It is located at the drive shaft (12) of headstock (1) upper end center, the drive shaft (12) upper end is connected with rotational handle (13), described Drive shaft (12) lower end extend in the inner cavity (11) of headstock (1), rotation is equipped in the form of annular discs in the headstock (1) Rotating disc (2) and rotating disc (2) be connected with drive shaft (12) lower end by circumferential positioning structure (3), the rotating disc (2) Lower end is connected with the rotation ring body (21) being coaxially connected with rotating disc (2), and rotation ring body (21) week has inwardly Several interior teeth (22) are set by being rotatablely installed structure (4) there are two rotation axis (5) respectively in headstock (1), and described turns It is fixed with respectively on moving axis (5) and is located at the driving gear (51) of rotation ring body (21) week inwardly, and the driving gear (51) it is meshed respectively with interior teeth (22), the rotation axis (5) lower end extends to below headstock (1), and turn Moving axis (5) lower end passes through quick-disassembly structure (6) respectively and is connected with stirring rod (7).

3. dry material agitating device according to claim 2, which is characterized in that the stirring rod (7) includes vertical The vertical portion (72) for being arranged and being connected with rotation axis (5) lower end, the vertical portion (72) lower end are connected with spiral spiral shell It revolves mixing part (73), and described auger portion (73) lower end is connected with sweeping stirring hook portion (71).

4. dry material agitating device according to claim 2, which is characterized in that described headstock (1) upper end is open, And be equipped with by detachable structure (8) can be by open closed lid (9) for headstock (1) upper end, and the driving Axis (12) is arranged in lid (9) center；The detachable structure (8) includes arc of the setting in lid (9) lower end outer circumferential Shape protrusion (81), the headstock (1) outer circumferential are equipped with arc-shaped slot (82) corresponding with arc convex (81), and institute The arc convex (81) stated is connected in arc-shaped slot (82), and the lid (9) passes through detachable member and headstock (1) It is connected；The detachable member includes the location hole (83) being arranged on lid (9), the headstock (1) outer circumferential Equipped with matching hole (84) corresponding with location hole (83), and the matching hole (84) passes through positioning bolt and matching hole (84) It is connected.

5. according to dry material agitating device described in Claims 2 or 3 or 4, which is characterized in that the circumferential positioning structure It (3) include being formed on rotation axis (5) and the non-circular limiting section in cross section, the rotating disc (2) center have and limit The limit hole (31) that position portion matches, and the limiting section is plugged in limit hole (31), headstock (1) the bottom tool Have rotation seat (32), and described rotation axis (5) lower end is rotatably arranged in rotation seat (32).

6. dry material agitating device according to claim 3, which is characterized in that the quick-disassembly structure (6) includes setting The Quick Release cylinder (61) in vertical portion (72) upper end is set, the Quick Release cylinder (61) is equipped with sweeping clamping groove (62), and rotation axis (5) lower end has and clamping groove (62) corresponding clamping is raised (63), and the clamping is convex (63) clamping setting is played in clamping groove (62)；The rotational installation structure (4) includes peace of the setting in headstock (1) bottom It fills hole (41), the rotation axis (5) is rotatably arranged in mounting hole (41), and mounting hole (41) week inwardly and turns Rolling bearing (42) are equipped between moving axis (5) outer circumferential.

7. dry material agitating device according to claim 1, which is characterized in that the sliding seat (92) is arc-shaped Bulk, and the corresponding side of sliding seat (92) is equipped with arc notch (921), and the arc notch (921) it is mutually butted to form above-mentioned placement groove (94), is equipped with flexible non-slip mat (922) in the placement groove (94)； The guide pad (923) of the structure that is slidably installed including being separately positioned on sliding seat (92) bottom, and the guide pad (923) it is slidably arranged in the sliding groove (924) on stirring frame body (91) bottom.

8. dry material agitating device according to claim 7, which is characterized in that container clamping structure (96) packet At least one setting is included to be arranged in the annular groove (961) of Split type base (93) outer circumferential, the annular groove (961) The elastic ring made of elastic material (962), and described elastic ring (962) outer circumferential is exposed on the outside of annular groove (961).

9. dry material agitating device according to claim 3, which is characterized in that described scrape bar assembly (97) include being in Strip and the scraping article body (971) extended along stirring container (95) vertical direction, the scraping article body (971) is close to stirring container (95) side on the inside of is equipped with flexible blades (972), and described scraping article body (971) upper end is connected with arc elastic piece (973), And the arc elastic piece (973) is connected by adjustable structure with stirring rod (7).

10. dry material agitating device according to claim 9, which is characterized in that the adjustable structure includes set The adjusting set (974) being located on the vertical portion (72) of stirring rod (7), described arc elastic piece (973) end are fixed at Adjusting set (974) side, and the adjusting set (974) is equipped with adjustment hole (975), is equipped in the adjustment hole (975) The adjusting bolt (976) to lean with vertical portion (72).