CN219146598U - Dough mixer with stable operation - Google Patents

Abstract

The utility model relates to the technical field of food processing devices and discloses a dough mixer with stable operation, which comprises a main machine provided with a motor and a dough mixing cup arranged above the main machine, wherein the bottom wall of the dough mixing cup is fixedly provided with a mounting seat, a bearing and a rotating shaft which are arranged on the mounting seat, the bearing is sleeved on the rotating shaft, the rotating shaft penetrates through the bottom wall of the dough mixing cup and is driven to rotate by the motor, the mounting seat is provided with a mounting hole, the bearing is arranged in the mounting hole, a supporting piece is fixedly arranged in the mounting hole, and the supporting piece is arranged around the periphery of the bearing so as to radially limit the bearing. On one hand, the supporting piece prevents the bearing from directly contacting with the wall of the mounting hole, reduces the crushing of the bearing to the supporting seat, and prolongs the service lives of the mounting seat and the bearing; on the other hand, the radial limiting effect on the bearing is enhanced by the supporting piece, the bearing and the rotating shaft are positioned and corrected, deflection and shaking in the rotating process of the rotating shaft are further reduced, working noise is reduced, stable operation of the bearing is guaranteed, and the service life of the whole machine is prolonged.

Description

Dough mixer with stable operation

Technical Field

The utility model relates to the technical field of food processing devices, in particular to a dough mixer with stable operation.

Background

At present, most dough kneading machines generally comprise a main machine provided with a motor and a dough kneading cup arranged above the main machine, wherein a mounting seat is fixedly arranged on the bottom wall of the dough kneading cup, a bearing and a rotating shaft are arranged on the mounting seat, and the rotating shaft penetrates through the bottom wall of the dough kneading cup and is driven to rotate by the motor so as to stir and knead dough.

Usually, the mount pad is the working of plastics, and the outer lane of bearing and the mounting hole direct contact of mount pad, this just causes and the face machine long-term operation back of using, and the mounting hole department of mount pad is crushed easily, and the mount pad can cause the bearing to the limited ability decline of bearing, pivot even inefficacy, and the beat rocks about can causing moreover that the pivot rotates the in-process and produce great noise, and the axle carrier inefficacy when serious, the unable normal rotation of pivot, the dead unable normal operating of machine card.

Disclosure of Invention

The utility model aims to provide a dough mixer which runs stably, and aims to solve the problems that in the existing dough mixer, a mounting hole of a mounting seat is easy to crush, and the deflection of a bearing causes large deflection noise of a rotating shaft.

In order to achieve the above purpose, the utility model provides a dough mixer which runs stably, comprising a main machine provided with a motor and a dough mixing cup arranged above the main machine, wherein the bottom wall of the dough mixing cup is fixedly provided with a mounting seat, a bearing and a rotating shaft which are arranged on the mounting seat, the bearing is sleeved on the rotating shaft, the rotating shaft penetrates through the bottom wall of the dough mixing cup and is driven to rotate by the motor, the mounting seat is provided with a mounting hole, the bearing is arranged in the mounting hole, a supporting piece is fixedly arranged in the mounting hole, and the supporting piece is arranged around the periphery of the bearing so as to limit the bearing radially.

According to the utility model, the supporting piece is arranged in the mounting hole, and the supporting piece is arranged around the periphery of the bearing to realize radial limit of the bearing, so that on one hand, the direct contact between the bearing and the wall of the mounting hole is avoided, the direct abrasion of the mounting hole in the running process of the bearing is effectively avoided, the crushing of the bearing to the supporting seat is reduced, and the service lives of the mounting seat and the bearing are prolonged; on the other hand, the radial limiting effect on the bearing is enhanced by the supporting piece, the bearing and the rotating shaft are positioned and corrected, deflection and shaking in the rotating process of the rotating shaft are further reduced, working noise is reduced, stable operation of the bearing is guaranteed, and the service life of the whole machine is prolonged.

Preferably, the mounting hole has a hole wall, and the support member includes a body interposed between the hole wall and the bearing and a flange extending radially outwardly from an upper portion of the body, the flange being axially restrained with the mounting seat.

The support piece includes body and flanging, realizes isolating and prevents the effect of mount pad crushing through the body, realizes the axial fixity of support piece and mount pad through the flanging, guarantees support piece and mount pad fixed connection's reliability, can increase the joint strength of bearing and support piece and mount pad simultaneously, reduces the beat and rocks of bearing and pivot rotation in-process.

Preferably, the mounting seat is also fixedly provided with a gland which is in compression joint with the upper surface of the flanging in compression joint.

Through setting up the gland, not only the crimping bearing is spacing to the top of bearing, avoids bearing operation in-process to take place axial displacement, still crimping flanging realizes spacing to support piece, and the structure of simplifying guarantees reliable fixed between bearing and the mount pad, guarantees support piece's positioning effect to the bearing and to the protection of mount pad, prevent the effect of crushing.

Preferably, the flanging is lapped on the upper surface of the mounting seat, and the gland is arranged above the flanging.

Preferably, the mounting seat is provided with a positioning hole with an enlarged inner diameter above the mounting hole, the gland is arranged in the positioning hole, a slot is arranged at the transition position of the positioning hole and the mounting hole, and the flanging is provided with an inner section which is crimped by the gland and an edge section which is inserted into the slot.

The outward flange is directly lapped on the upper surface of the mounting seat, the structure of the mounting seat is simple, the manufacturing process is simplified or the molding difficulty is reduced; through setting up the locating hole at the mount pad, make things convenient for the circumference of gland spacing, the flanging still inserts in the slot when being pressed by the gland crimping for support piece improves with the joint strength of mount pad, and support piece's stability improves, and then guarantees bearing and pivot moving stability improvement, avoids pivot beat and rocks.

Preferably, the mounting seat is further provided with a gland pressed on the upper side of the bearing and a sealing lip arranged on the upper side of the gland, and the upper side of the gland is provided with a fixing groove for fixing the sealing lip, and the sealing lip is in sealing fit with the rotating shaft.

The bearing is pressed and connected to the lower part of the gland, the bearing is reinforced to be matched with the supporting piece and the mounting seat, and the sealing lip is fixed by arranging the fixing groove above the gland, so that the sealing lip is reliably fixed, a reliable dynamic sealing effect is realized with the rotating shaft, and flour in the flour cup is prevented from being clamped into a matching hole corresponding to the rotating shaft. Moreover, the sealing lip is arranged above the pressing cover, so that the tightness of the matching hole between the rotating shaft and the bottom wall of the dough cup can be enhanced, a water inlet path or a powder inlet path at the matching hole is more tortuous, the difficulty of water leakage and powder leakage is increased, and the tightness of the position of the matching hole is improved.

Preferably, the mounting hole has a hole wall, and the support member includes a body interposed between the hole wall and the bearing and an inner flange extending radially inward from a lower portion of the body, the inner flange extending below the bearing.

Through setting up the internal flanging, thereby the internal flanging extends to the bearing below and to making support piece to bearing axial support, guarantees the stability of bearing, reduces the probability that the bearing beat rocked, strengthens the spacing effect of support piece to the bearing moreover.

Preferably, the mounting base is provided with an inwardly extending support table below the mounting hole to support the bearing, and the inner flange is embedded in the support table.

The mount pad is through setting up the supporting bench and supporting the bearing, and the interior flange inlays to be established in the supporting bench, strengthens the structure of mount pad, has specifically strengthened the intensity of supporting bench to guaranteed the axial spacing effect to the bearing, make the cooperation of bearing and mount pad more stable.

Preferably, the mount pad sets up the brace table that inwards extends in order to support the bearing in the below of mounting hole, and the width of brace table is L1, and the ring width of bearing is L2, wherein: L1/L2 is less than or equal to 1/4 and less than or equal to 1/2.

The width L1 of the supporting table occupies at most 1/2 of the ring width L2 of the bearing, so that interference caused by the supporting table to rotation of the bearing inner ring is avoided, the bearing can run smoothly, smooth rotation of the rotating shaft is realized, deflection and shaking of the rotating shaft caused by interference to rotation of the rotating shaft are avoided, and noise is reduced; the width L1 of the supporting table occupies at least 1/4 of the ring width L2 of the bearing, so that a sufficient supporting surface can be ensured between the supporting table and the bearing, the supporting effect on the bearing is enhanced, and the bearing is more reliably matched with the mounting seat.

Preferably, the support is annular; preferably, the support is integrally injection molded to the mount.

The supporting piece is annular, so that the bearing is limited along the Zhou Xiangquan direction of the bearing, the crushing of the bearing to the supporting seat is further reduced, and the service lives of the mounting seat and the bearing are prolonged; the radial limiting effect on the bearing is enhanced, the working noise is reduced, the stable operation of the bearing is ensured, and the service life of the whole machine is prolonged.

The support piece is integrally molded on the mounting seat, so that the processing and the manufacturing are convenient, the structural strength of the mounting seat can be enhanced on the basis of radial limit of the bearing by the support piece, the reliable fixing of the bearing, the support piece and the mounting seat is ensured, the smooth operation of the rotating shaft is ensured, and the noise caused by the deflection of the rotating shaft is prevented.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic view showing the structure of a dough cup according to an embodiment of the present utility model.

Fig. 2 is an enlarged schematic view of the portion a in fig. 1.

Fig. 3 is an enlarged schematic view of the portion B in fig. 2.

Fig. 4 is a cross-sectional view of a support member according to a first embodiment of the present utility model.

Fig. 5 is a perspective view of a support member according to a first embodiment of the present utility model.

Fig. 6 is a schematic structural view of a cup in accordance with a second embodiment of the present utility model.

Fig. 7 is an enlarged schematic view of the portion C in fig. 6.

Reference numerals illustrate:

10-dough mixing cup; 11-a mounting base; 110-a support table; 12-a bearing; 13-a rotating shaft; 101-mounting holes; 102-positioning holes; 103-slots; 14-a support; 141-a body; 142-flanging; 143-inner flanging; 15-capping; 151-a fixed slot; 16-a sealing lip; 17-snap springs.

Detailed Description

In order to more clearly illustrate the general inventive concept, reference will be made in the following detailed description, by way of example, to the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than as described herein, and therefore the scope of the present utility model is not limited by the specific embodiments disclosed below.

In one embodiment, a dough mixer with stable operation is provided, which comprises a main machine provided with a motor and a dough mixing cup arranged above the main machine, as shown in fig. 1-5, the bottom wall of the dough mixing cup 10 is fixedly provided with a mounting seat 11, a bearing 12 and a rotating shaft 13, wherein the bearing 12 is sleeved on the rotating shaft 13 and realizes axial limiting with the rotating shaft through a clamp spring 17, the rotating shaft 13 penetrates through the bottom wall of the dough mixing cup 10 and is driven to rotate by the motor, the mounting seat 11 is provided with a mounting hole 101, the bearing 12 is arranged in the mounting hole 101, a supporting piece 14 is fixedly arranged in the mounting hole 101, and the supporting piece 14 is arranged around the periphery of the bearing 12 so as to radially limit the bearing 12.

According to the utility model, the supporting piece 14 is arranged in the mounting hole 101, and the supporting piece 14 is arranged around the periphery of the bearing 12 to realize radial limit of the bearing 12, so that on one hand, the direct contact between the bearing 12 and the wall of the mounting hole 101 is avoided, the direct abrasion of the mounting hole 101 in the running process of the bearing 12 is effectively avoided, the crushing of the bearing 12 to the supporting seat is reduced, and the service lives of the mounting seat 11 and the bearing 12 are prolonged; on the other hand, the supporting piece 14 strengthens the radial limiting effect on the bearing 12, positions and corrects the bearing 12 and the rotating shaft, further reduces deflection and shaking in the rotating process of the rotating shaft, reduces working noise, ensures stable operation of the bearing 12 and prolongs the service life of the whole machine.

In a preferred embodiment, the support 14 is annular, in particular a steel ring.

Of course, in practice, the support 14 may be made up of a plurality of sub-pieces arranged at even intervals around the bearing 12.

The supporting piece 14 is annular, so that the bearing 12 is limited along the Zhou Xiangquan direction of the bearing, the crushing of the bearing 12 to the supporting seat is further reduced, and the service lives of the mounting seat 11 and the bearing 12 are prolonged; the radial limiting effect of the bearing 12 is enhanced, the working noise is reduced, the stable operation of the bearing 12 is ensured, and the service life of the whole machine is prolonged. The annular support 14 is more convenient for injection molding with the mounting seat 11.

In a preferred embodiment, the support 14 is integrally injection molded to the mounting 11.

The support piece 14 is integrally molded on the mounting seat 11, so that the processing and the manufacturing are convenient, and the structural strength of the mounting seat 11 can be enhanced on the basis of radial limit of the bearing 12 by the support piece 14, so that the reliable fixing of the bearing 12, the support piece 14 and the mounting seat 11 is ensured, the smooth operation of the rotating shaft is ensured, and the noise caused by the deflection of the rotating shaft is prevented.

The present utility model is not limited to the specific shape of the support, for example:

in a first embodiment, as shown in fig. 1-5, the mounting hole 101 has a hole wall, the support member 14 includes a body 141 sandwiched between the hole wall and the bearing 12, and a flange 142 extending radially outwardly from an upper portion of the body 141, the flange 142 being axially limited to the mounting seat 11, and the support member 14 further includes an inner flange 143 extending radially inwardly from a lower portion of the body 141, the inner flange 143 extending below the bearing 12.

The support piece 14 includes body 141 and outward flange 142, realizes isolating and prevents the effect of mount pad 11 crushing through body 141, realizes the axial fixity of support piece 14 and mount pad 11 through outward flange 142, guarantees support piece 14 and mount pad 11 fixed connection's reliability, can increase the joint strength of bearing 12 and support piece 14 simultaneously and support piece 14 and mount pad 11's joint strength, reduces the beat and the rocking of bearing 12 and pivot rotation in-process. Through setting up the internal flange 143, thereby internal flange 143 extends to bearing 12 below to make support piece 14 to bearing 12 axial support, guarantee bearing 12's stability, reduce bearing 12 beat probability of rocking, strengthen the spacing effect of support piece 14 to bearing 12 moreover.

Preferably, as shown in fig. 3, the mounting seat 11 is provided with an inwardly extending support stand 110 below the mounting hole 101 to support the bearing 12, and the inside flange 143 is embedded in the support stand 110.

The mounting seat 11 supports the bearing 12 by arranging the supporting table 110, the inner flanging 143 is embedded in the supporting table 110, the structure of the mounting seat 11 is reinforced, and the strength of the supporting table 110 is particularly reinforced, so that the axial limiting effect of the bearing 12 is ensured, and the bearing 12 and the mounting seat 11 are more stably matched.

Preferably, as shown in fig. 2 and 3, the mounting seat 11 is provided with a support stand 110 extending inward below the mounting hole 101 to support the bearing 12, and a width L1 of the support stand 110 and a ring width L2 of the bearing 12 are as follows: L1/L2 is less than or equal to 1/4 and less than or equal to 1/2.

The width L1 of the supporting table 110 occupies at most 1/2 of the ring width L2 of the bearing 12, so that interference caused by the supporting table 110 to rotation of the inner ring of the bearing 12 is avoided, the bearing 12 can run smoothly, the rotating shaft rotates smoothly, deflection and shaking of the rotating shaft caused by interference to the rotation of the rotating shaft are avoided, and noise is reduced; the width L1 of the support base 110 occupies at least 1/4 of the ring width L2 of the bearing 12, so that a sufficient support surface is ensured between the support base 110 and the bearing 12, thereby enhancing the supporting effect on the bearing 12 and making the engagement of the bearing 12 with the mounting seat 11 more reliable.

In the second embodiment, as shown in fig. 6 and 7, the supporting member 14 only includes a body 141 interposed between the wall of the mounting hole 101 and the bearing 12, and a flange 142 extending radially outward from the upper portion of the body 141, and the flange 142 is axially limited to the mounting seat 11. Preferably, the body 141 extends downwardly to be embedded in the support table of the mount.

In the third embodiment, the support 14 includes only the body 141 sandwiched between the wall of the mounting hole 101 and the bearing 12, and the body 141 and the mounting seat 11 are integrally injection molded.

In the fourth embodiment, the support member 14 includes only the body 141 interposed between the wall of the mounting hole 101 and the bearing 12, and the inside flange 143 extending radially inward from the lower portion of the body 141, the inside flange 143 extending below the bearing 12. Preferably, the in-turned edge 143 is embedded in the support table of the mount.

The axial limiting means for the flange and the mounting seat may be, but not limited to, the following means, for example:

in the first embodiment, as shown in connection with fig. 1-5, the flange 142 is overlapped on the upper surface of the mount 11. Preferably, the mounting seat 11 is also fixedly provided with a pressing cover 15 which is pressed and connected on the upper side of the bearing 12, and the pressing cover 15 is pressed and connected on the upper surface of the flanging 142.

In the second embodiment, as shown in fig. 6 and 7, the mount 11 has a positioning hole 102 with an enlarged inner diameter above the mounting hole 101, the gland 15 is provided in the positioning hole 102, the slot 103 is provided at a transition position between the positioning hole 102 and the mounting hole 101, and the flange 142 has an inner section crimped by the gland 15 and an edge section inserted into the slot 103.

The outward flange 142 is directly lapped on the upper surface of the mounting seat 11, the structure of the mounting seat 11 is simple, and the manufacturing process is simplified or the molding difficulty is reduced; through setting up locating hole 102 at mount pad 11, make things convenient for the circumference spacing of gland 15, in the flanging 142 still inserts slot 103 when being pressed by gland 15 for support piece 14 improves with the joint strength of mount pad 11, and support piece 14's stability improves, and then guarantees bearing 12 and pivot moving stability improvement, avoids pivot beat and rocks.

Through setting up gland 15, not only press joint bearing 12, it is spacing to the top of bearing 12, avoids bearing 12 operation in-process to take place axial displacement, still press joint flanging 142 realizes spacing to support piece 14, and the structure is simplified, guarantees reliable fixed between bearing 12 and the mount pad 11, guarantees the positioning effect of support piece 14 to bearing 12 and to the protection of mount pad 11, prevents the crushing effect.

In a preferred embodiment, as shown in fig. 3, the mounting seat 11 is further provided with a gland 15 press-fitted over the bearing 12 and a seal lip 16 provided over the gland 15, the upper side of the gland 15 being provided with a fixing groove 151 for fixing the seal lip 16, the seal lip 16 being in sealing engagement with the rotating shaft 13.

The bearing 12 is pressed and connected below the pressing cover 15, the cooperation of the bearing 12, the supporting piece 14 and the mounting seat 11 is enhanced, the sealing lip 16 is fixed by arranging the fixing groove 151 above the pressing cover 15, so that the sealing lip 16 is reliably fixed, a reliable dynamic sealing effect is realized with a rotating shaft, and flour in the cup 10 is prevented from being clamped into a matching hole corresponding to the rotating shaft. Moreover, the sealing lip 16 is arranged above the gland 15, so that the tightness of the matching hole between the rotating shaft and the bottom wall of the dough cup 10 can be enhanced, the water inlet path or the powder inlet path at the matching hole is more tortuous, the difficulty of water leakage and powder leakage is increased, and the tightness of the matching hole position is improved.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The technical solution protected by the present utility model is not limited to the above embodiments, and it should be noted that, the combination of the technical solution of any one embodiment with the technical solution of the other embodiment or embodiments is within the scope of the present utility model. While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

Claims (10)

1. The utility model provides a smooth operation's flour-mixing machine, is including the host computer that is equipped with the motor and install the dough cup of host computer top, dough cup's diapire fixed set up the mount pad, set up in bearing and the pivot of mount pad, the bearing housing is located the pivot, the pivot runs through dough cup's diapire and by motor drive is rotatory, its characterized in that, the mount pad has the mounting hole, the bearing sets up in the mounting hole, still fixed setting support piece in the mounting hole, support piece encircles the setting in order to right the periphery of bearing the bearing is radial spacing.

2. The stationary dough mixer of claim 1, wherein said mounting hole has a hole wall, said support member including a body interposed between said hole wall and said bearing and a flange extending radially outwardly from an upper portion of said body, said flange being axially limited to said mounting seat.

3. The stationary dough mixer of claim 2, wherein said mounting block is further fixedly provided with a gland in crimping engagement with said bearing, said gland being in crimping engagement with an upper surface of said flange.

4. A smooth-running dough mixer as claimed in claim 3 wherein said flange overlaps the upper surface of said mounting base and said gland is disposed above said flange.

5. A stationary dough mixer according to claim 3, wherein said mounting base is provided with a locating hole of enlarged inner diameter above said mounting hole, said gland is provided in said locating hole, a slot is provided at the transition position of said locating hole and said mounting hole, and said flange has an inner section crimped by said gland and an edge section inserted into said slot.

6. The dough mixer with stable operation according to claim 1, wherein the mounting seat is further provided with a gland pressed on the upper side of the bearing and a sealing lip arranged on the upper side of the gland, a fixing groove for fixing the sealing lip is arranged on the upper side of the gland, and the sealing lip is in sealing fit with the rotating shaft.

7. The stationary dough mixer of claim 1, wherein said mounting hole has a hole wall, said support member including a body interposed between said hole wall and said bearing and an inner flange extending radially inwardly from a lower portion of said body, said inner flange extending below said bearing.

8. The stationary dough mixer of claim 7, wherein said mounting block is provided with an inwardly extending support ledge below said mounting hole for supporting said bearing, said inner flange being embedded in said support ledge.

9. The stationary dough mixer of claim 1, wherein said mounting base is provided with an inwardly extending support table below said mounting hole for supporting said bearing, said support table having a width L1 and said bearing having a ring width L2, wherein: L1/L2 is less than or equal to 1/4 and less than or equal to 1/2.

10. The stationary dough mixer of claim 1, wherein said support member is annular;

and/or the support piece is integrally molded with the mounting base.

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