CN114905624A

CN114905624A - Mortar supply device

Info

Publication number: CN114905624A
Application number: CN202110178496.1A
Authority: CN
Inventors: 柯振中; 李义山; 王苏桐; 魏然; 许雄
Original assignee: Guangdong Bozhilin Robot Co Ltd
Current assignee: Guangdong Bozhilin Robot Co Ltd
Priority date: 2021-02-09
Filing date: 2021-02-09
Publication date: 2022-08-16
Anticipated expiration: 2041-02-09
Also published as: CN114905624B

Abstract

The invention discloses a mortar supply device, which comprises a driving component, a stirring component, a discharging component and a one-way bearing, wherein the driving component comprises a driving piece and an input shaft arranged at the output end of the driving piece, and the driving piece can drive the input shaft to rotate; the stirring component comprises a stirring shaft and a stirring blade arranged at the lower part of the stirring shaft, and the input shaft is connected with the upper part of the stirring shaft; the discharging assembly comprises a discharging shaft and a mortar pump, the stirring shaft is sleeved outside the discharging shaft, and the mortar pump is connected with the lower part of the discharging shaft; the one-way bearing is positioned between the stirring shaft and the discharging shaft, the outer ring of the one-way bearing is connected with the stirring shaft, and the inner ring of the one-way bearing is connected with the discharging shaft. The mortar feeding device can adjust the rotation direction of the discharge shaft relative to the one-way bearing by adjusting the forward and reverse rotation directions of the input shaft through the driving piece, and when the discharge shaft and the one-way bearing rotate synchronously, mortar stirring and discharging are synchronously carried out; when the one-way bearing and the discharge shaft relatively rotate, only mortar stirring is carried out, and mortar stirring and discharge are driven and adjusted by a single driving piece.

Description

Mortar supply device

Technical Field

The invention relates to the technical field of construction machinery, in particular to a mortar supply device.

Background

The paving technology that present gardens entire body brick mostly adopted is the wet shop of cement, and the wet shop of cement needs the stirring and the pumping speed of control cement, but current cement stirring and pumping are mostly two motor drive regulation, and the use is two independent motors respectively to go to control actuating mechanism, and this method can realize cement stirring and pumping, nevertheless can increase motor control complexity and motor layout degree of difficulty to can increase the processing cost, do not have good manufacturability.

Disclosure of Invention

The invention aims to provide a mortar supply device which can realize that a single driving piece drives mortar to stir and discharge, and can continuously stir during the discharge process so as to maintain the fluidity of the mortar.

In order to achieve the purpose, the invention adopts the following technical scheme:

a mortar feeding device comprises a driving assembly, a stirring assembly, a discharging assembly and a one-way bearing, wherein the driving assembly comprises a driving piece and an input shaft arranged at the output end of the driving piece, and the driving piece can drive the input shaft to rotate; the stirring assembly comprises a stirring shaft and stirring blades arranged at the lower part of the stirring shaft, and the input shaft is connected with the upper part of the stirring shaft; the discharging assembly comprises a discharging shaft and a mortar pump, the stirring shaft is sleeved outside the discharging shaft, and the mortar pump is connected with the lower part of the discharging shaft; the one-way bearing is positioned between the stirring shaft and the discharge shaft, the outer ring of the one-way bearing is connected with the stirring shaft, and the inner ring of the one-way bearing is connected with the discharge shaft.

The mortar feeding device connects the stirring shaft and the discharge shaft through the one-way bearing, and simultaneously, the upper part of the stirring shaft is connected with the input shaft, so that the rotation direction of the discharge shaft relative to the one-way bearing can be adjusted by adjusting the positive and negative rotation directions of the input shaft through the driving piece, and when the discharge shaft and the one-way bearing rotate synchronously, the mortar feeding device can synchronously stir and discharge mortar; when the one-way bearing and the discharge shaft relatively rotate, namely the discharge shaft is static relative to a ground reference system, the mortar feeding device only carries out mortar stirring but not discharging, so that the mortar stirring and discharging are driven and adjusted by a single driving piece, and the stirring blade is ensured to continuously rotate to keep the fluidity of the mortar.

In some embodiments, the mortar feeding device further comprises a first bearing, a bearing base and a bearing upper seal, the bearing upper seal is connected with the bearing base, the first bearing and the bearing base are coaxially arranged and nested in the bearing base, the stirring shaft is coaxially arranged with the first bearing and nested in the first bearing, and the input shaft penetrates through the bearing upper seal. The bearing base and the bearing upper seal can form a shell for protecting the stirring shaft, the discharging shaft and the one-way bearing, and the first bearing can form a support between the stirring shaft and the bearing base and the bearing upper seal so as to avoid the influence of the stirring shaft on the motion stability of the stirring shaft during rotation in the bearing base.

In some embodiments, the mortar supplying device further comprises a first bearing outer liner and a first bearing inner liner, the first bearing outer liner is coaxially arranged with the first bearing and is attached to the inner wall of the bearing base, and the first bearing inner liner is coaxially arranged with the first bearing and is attached to the outer wall of the stirring shaft. The arrangement of the first bearing outer liner and the first bearing inner liner can eliminate the clearance between the first bearing and the bearing base in the height direction and the clearance between the first bearing and the bearing upper seal in the height direction, so that the first bearing is prevented from moving up and down when the stirring shaft rotates.

In some embodiments, the input shaft, the agitator shaft, the bearing mount and the bearing upper seal form a first cavity, and the first bearing, the first bearing outer liner and the first bearing inner liner fit within the first cavity. Above-mentioned structure makes input shaft and (mixing) shaft when rotatory, and the axial force that first bearing received can transmit to bearing base and bearing upper seal to reduce the axial force that first bearing received, and then prolong the life of first bearing.

In some embodiments, the mortar feeding device further comprises a second bearing, the second bearing is coaxially arranged with the stirring shaft and nested in the stirring shaft, and the discharging shaft is coaxially arranged with the second bearing and penetrates through the second bearing. The second bearing can form the support between row's material axle and (mixing) shaft to take place to rock and influence the motion stationarity of arranging the material axle when avoiding arranging the material axle rotation.

In some embodiments, the mortar supply device further comprises a second bearing outer liner, a second bearing inner liner and a locking nut, the second bearing inner liner is coaxially arranged with the second bearing and is attached to the outer wall of the discharging shaft, the second bearing outer liner is coaxially arranged with the second bearing and is attached to the inner wall of the stirring shaft, the second bearing outer liner is respectively abutted to the second bearing and the one-way bearing, and the locking nut is sleeved on the discharging shaft in a threaded manner and is abutted to the second bearing inner liner. The arrangement of the second bearing outer liner and the second bearing inner liner can eliminate the gap between the second bearing and the one-way bearing in the height direction, and prevent the second bearing from moving up and down when the discharge shaft rotates.

In some embodiments, the input shaft, the agitator shaft, the discharge shaft, the second bearing inner liner, and the lock nut form a second cavity, and the one-way bearing, the second bearing, and the second bearing outer liner fit within the second cavity. Above-mentioned structure makes input shaft, (mixing) shaft and row material axle when rotatory, and the axial force that one-way bearing and second bearing received can transmit input shaft, (mixing) shaft and second bearing inner liner to reduce the axial force that one-way bearing and second bearing received, and then prolong the life of one-way bearing and second bearing.

In some embodiments, the stirring shaft is connected with the input shaft through a screw, the bearing upper seal is connected with the bearing base through a screw, and the screw connection is convenient to install and disassemble.

In some embodiments, the mortar supply device further comprises a storage container for storing mortar, the bearing base and the driving member are mounted at the top of the storage container, and the stirring assembly and the discharging assembly extend into the storage container, so that the mortar stored in the storage container can be stirred and discharged through the stirring assembly and the discharging assembly, and the supply of the mortar and the maintenance of the fluidity of the mortar are realized.

In some embodiments, the inner ring of the one-way bearing is connected with the discharge shaft through a key groove structure, the outer ring of the one-way bearing is connected with the stirring shaft through a key groove structure, and the key groove structure is convenient to mount and dismount.

Drawings

FIG. 1 is a schematic structural diagram of a mortar supply device according to an embodiment of the present invention;

FIG. 2 is a front view of the mortar supply apparatus shown in FIG. 1;

FIG. 3 is a top view of the mortar supply apparatus shown in FIG. 1;

FIG. 4 is a cross-sectional view taken along A-A of the mortar supply apparatus shown in FIG. 3;

FIG. 5 is an exploded view of the mortar supply device shown in FIG. 1;

FIG. 6 is a front view of the mortar supply device shown in FIG. 5.

The reference numbers indicate:

1. an input shaft; 2. a stirring shaft; 3. a discharge shaft; 4. a one-way bearing; 5. a first bearing; 6. a bearing mount; 7. sealing the bearing; 8. a first bearing outer liner; 9. a first bearing inner liner; 10. a second bearing; 11. a second bearing outer liner; 12. a second bearing inner liner; 13. and locking the nut.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The present embodiment provides a mortar feeding device, as shown in fig. 1-6, the mortar feeding device includes a driving assembly, a stirring assembly, a discharging assembly, and a one-way bearing 4, the driving assembly includes a driving member and an input shaft 1 installed at an output end of the driving member, the driving member can drive the input shaft 1 to rotate; the stirring component comprises a stirring shaft 2 and a stirring blade arranged at the lower part of the stirring shaft 2, and the input shaft 1 is connected with the upper part of the stirring shaft 2; the discharge assembly comprises a discharge shaft 3 and a mortar pump, the stirring shaft 2 is sleeved outside the discharge shaft 3, and the mortar pump is connected with the lower part of the discharge shaft 3; one-way bearing 4 is located between (mixing) shaft 2 and row material axle 3, and one-way bearing 4's outer lane is connected with (mixing) shaft 2, and one-way bearing 4's inner circle is connected with row material axle 3.

The mortar supply device connects the stirring shaft 2 with the discharge shaft 3 through the one-way bearing 4, and simultaneously the upper part of the stirring shaft 2 is connected with the input shaft 1, so that the rotation direction of the discharge shaft 3 relative to the one-way bearing 4 can be adjusted by adjusting the forward and reverse rotation directions of the input shaft 1 through the driving piece, and when the discharge shaft 3 and the one-way bearing 4 synchronously rotate, the mortar supply device synchronously stirs and discharges mortar; when the one-way bearing 4 and the discharge shaft 3 rotate relatively, namely the discharge shaft 3 is static relative to the ground reference system, the mortar feeding device only carries out mortar stirring but not discharging, the mortar stirring and discharging are driven and adjusted by a single driving piece, the cost is saved, and the continuous rotation of the stirring blade can be ensured to keep the fluidity of the mortar.

In the embodiment, the stepping motor is used as a driving piece, and the rotating speeds of the input shaft 1 and the stirring shaft 2 connected with the input shaft 1 can be adjusted by adjusting the rotating speed of the stepping motor, so that the mortar stirring speed is adjusted; the rotating directions of the input shaft 1 and the stirring shaft 2 can be adjusted by adjusting the positive and negative rotating directions of the stepping motor, and then the rotating direction of the discharging shaft 3 relative to the one-way bearing 4 is adjusted. Of course, in other embodiments, a servo motor or other type of motor may be used as the driving member as long as the input shaft 1 can be driven to rotate.

In some embodiments, the inner ring of the one-way bearing 4 is connected with the discharge shaft 3 through a key groove structure, the outer ring of the one-way bearing 4 is connected with the stirring shaft 2 through a key groove structure, and the key groove structure is convenient to install and disassemble. In this embodiment, the one-way bearing 4 is a double-groove one-way bearing, the outer ring and the inner ring of the double-groove one-way bearing are respectively provided with a key groove, the stirring shaft 2 is correspondingly provided with a key capable of being matched with the key groove of the outer ring, and the discharging shaft 3 is correspondingly provided with a key capable of being matched with the key groove of the inner ring.

In some embodiments, the mortar feeding device further comprises a first bearing 5, a bearing base 6 and a bearing upper seal 7, the bearing upper seal 7 is connected with the bearing base 6, the first bearing 5 and the bearing base 6 are coaxially arranged and nested in the bearing base 6, the stirring shaft 2 is coaxially arranged with the first bearing 5 and nested in the first bearing 5, and the input shaft 1 and the bearing upper seal 7 are coaxially arranged and penetrate through the bearing upper seal 7. Bearing base 6 and bearing upper seal 7 can form the casing of protection (mixing) shaft 2, row's material axle 3 and one-way bearing 4, and first bearing 5 can form the support between (mixing) shaft 2 and bearing base 6 and bearing upper seal 7 to avoid (mixing) shaft 2 to empty in bearing base 6 and influence the motion stationarity when (mixing) shaft 2 rotates.

Further, the mortar feeding device also comprises a first bearing outer liner 8 and a first bearing inner liner 9, wherein the first bearing outer liner 8 and the first bearing 5 are coaxially arranged and attached to the inner wall of the bearing base 6, and the first bearing inner liner 9 and the first bearing 5 are coaxially arranged and attached to the outer wall of the stirring shaft 2. The arrangement of the first bearing outer liner 8 and the first bearing inner liner 9 can eliminate the clearance between the first bearing 5 and the bearing base 6 in the height direction and the clearance between the first bearing 5 and the bearing upper seal 7 in the height direction, and prevent the first bearing 5 from moving up and down when the stirring shaft 2 rotates.

Optionally, the number of the first bearings 5 is not limited, and may be specifically set according to the size of the gap between the first bearing 5 and the bearing pedestal 6 and the bearing upper seal 7. In the embodiment shown in fig. 4, the number of the first bearings 5 is two, two first bearings 5 are arranged at intervals, and a first bearing outer liner 8 and a first bearing inner liner 9 are arranged between the two first bearings 5.

In some embodiments, the input shaft 1, the stirring shaft 2, the bearing base 6 and the bearing upper seal 7 form a first cavity, and the first bearing 5, the first bearing outer liner 8 and the first bearing inner liner 9 fit into the first cavity. Above-mentioned structure makes input shaft 1 and (mixing) shaft 2 when rotatory, and the axial force that first bearing 5 received can transmit to bearing base 6 and bearing upper seal 7 to reduce the axial force that first bearing 5 received, and then prolong first bearing 5's life.

In some embodiments, the mortar feeding device further comprises a second bearing 10, the second bearing 10 is coaxially arranged with the stirring shaft 2 and nested inside the stirring shaft 2, and the discharging shaft 3 is coaxially arranged with the second bearing 10 and penetrates through the second bearing 10. Second bearing 10 can form the support between relief shaft 3 and (mixing) shaft 2 to take place to rock when avoiding relief shaft 3 rotatory and influence the motion stationarity of relief shaft 3.

Further, mortar feeding device still includes second bearing outer liner 11, second bearing inner liner 12 and lock nut 13, and second bearing inner liner 12 sets up and laminates the 3 outer walls of row material axle with second bearing 10 is coaxial, and second bearing outer liner 11 sets up and laminates the 2 inner walls of (mixing) shaft with second bearing 10 is coaxial, and second bearing 10 and one-way bearing 4 respectively with second bearing outer liner 11 butt, and lock nut 13 thread bush is located row material axle 3 and is propped second bearing inner liner 12. The second bearing outer liner 11 and the second bearing inner liner 12 are provided to eliminate the clearance between the second bearing 10 and the one-way bearing 4 in the height direction, and to prevent the second bearing 10 from moving up and down when the discharge shaft 3 rotates.

Optionally, the number of the second bearings 10 is not limited, and may be specifically set according to the size of the gap between the second bearing 10 and the one-way bearing 4. In the embodiment shown in fig. 4, the number of the second bearings 10 is two, the two second bearings 10 are abutted, and a second bearing outer pad 11 is disposed between the second bearing 10 adjacent to the one-way bearing 4 and the one-way bearing 4.

In some embodiments, the input shaft 1, the stirring shaft 2, the discharge shaft 3, the second bearing inner liner 12 and the lock nut 13 form a second cavity in which the one-way bearing 4, the second bearing 10 and the second bearing outer liner 11 fit. Above-mentioned structure makes input shaft 1, (mixing) shaft 2 and relief shaft 3 when rotatory, and the axial force that one-way bearing 4 and second bearing 10 received can transmit input shaft 1, (mixing) shaft 2 and second bearing inner liner 12 to reduce the axial force that one-way bearing 4 and second bearing 10 received, and then prolong the life of one-way bearing 4 and second bearing 10.

In the preferred embodiment, the stirring shaft 2 is connected with the input shaft 1 through screws, the bearing upper seal 7 is connected with the bearing base 6 through screws, and the screws are convenient to mount and dismount. Of course, in other embodiments, the connection between the stirring shaft 2 and the input shaft 1 and the connection between the bearing upper seal 7 and the bearing base 6 may be implemented in other manners, and the present invention is not limited thereto.

In some embodiments, the mortar supply device further comprises a storage container for storing mortar, the bearing seat 6 and the driving member are arranged at the top of the storage container, and the stirring assembly and the discharging assembly extend into the storage container, so that the mortar stored in the storage container can be stirred and discharged through the stirring assembly and the discharging assembly, and the supply of the mortar and the maintenance of the fluidity of the mortar are realized.

The working principle of the mortar supply device provided by the embodiment is as follows: the driving piece is used for adjusting the positive and negative rotation directions of the input shaft 1, so that the rotation direction of the stirring shaft 2 can be adjusted, the rotation direction of the discharge shaft 3 relative to the one-way bearing 4 is further adjusted, and when the discharge shaft 3 and the one-way bearing 4 rotate synchronously, the mortar feeding device can synchronously stir mortar and discharge mortar; when the one-way bearing 4 and the discharge shaft 3 rotate relatively, namely the discharge shaft 3 is static relative to the ground reference system, the mortar supply device only carries out mortar stirring but can not carry out discharge, and the stirring blade arranged at the lower part of the stirring shaft 2 can be ensured to continuously rotate so as to keep the fluidity of the mortar.

It should be noted that when one portion is referred to as being "secured to" another portion, it may be directly on the other portion or there may be an intervening portion. When a portion is said to be "connected" to another portion, it may be directly connected to the other portion or intervening portions may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A mortar supply device characterized by comprising:

the driving component comprises a driving piece and an input shaft arranged at the output end of the driving piece, and the driving piece can drive the input shaft to rotate;

the stirring assembly comprises a stirring shaft and a stirring blade arranged at the lower part of the stirring shaft, and the input shaft is connected with the upper part of the stirring shaft;

the stirring shaft is sleeved outside the discharging shaft, and the mortar pump is connected with the lower part of the discharging shaft; and

the unidirectional bearing is positioned between the stirring shaft and the discharging shaft, the outer ring of the unidirectional bearing is connected with the stirring shaft, and the inner ring of the unidirectional bearing is connected with the discharging shaft.

2. The mortar supply device according to claim 1, further comprising a first bearing, a bearing pedestal and a bearing upper seal, wherein the bearing upper seal is connected with and coaxially arranged with the bearing pedestal, the first bearing is coaxially arranged with the bearing pedestal and is nested in the bearing pedestal, the stirring shaft is coaxially arranged with and is nested in the first bearing, and the input shaft is coaxially arranged with and passes through the bearing upper seal.

3. The mortar supply apparatus of claim 2, further comprising a first bearing outer liner disposed coaxially with the first bearing and abutting the bearing base inner wall, and a first bearing inner liner disposed coaxially with the first bearing and abutting the mixer shaft outer wall.

4. The mortar supply apparatus of claim 3, wherein the input shaft, the mixer shaft, the bearing mount and the bearing upper seal form a first cavity, and the first bearing, the first bearing outer liner and the first bearing inner liner fit within the first cavity.

5. The mortar supply apparatus of claim 2, further comprising a second bearing disposed coaxially with the stirring shaft and nested within the stirring shaft, the discharge shaft being disposed coaxially with the second bearing and extending through the second bearing.

6. The mortar supply device of claim 5, further comprising a second bearing outer liner, a second bearing inner liner, and a locking nut, wherein the second bearing inner liner is coaxially disposed with the second bearing and abuts the discharge shaft outer wall, the second bearing outer liner is coaxially disposed with the second bearing and abuts the stirring shaft inner wall, and the second bearing outer liner abuts the second bearing and the one-way bearing, respectively, and the locking nut is threadedly disposed on the discharge shaft and abuts the second bearing inner liner.

7. The mortar supply apparatus of claim 6, wherein the input shaft, the stirring shaft, the discharge shaft, the second bearing inner liner, and the lock nut form a second cavity, the one-way bearing, the second bearing, and the second bearing outer liner fitting within the second cavity.

8. The mortar supply apparatus of claim 2, wherein the stirring shaft is screwed to the input shaft, and the bearing upper seal is screwed to the bearing base.

9. The mortar supply device according to any one of claims 2 to 8, further comprising a storage container for storing mortar, wherein the bearing mount and the driving member are mounted on the top of the storage container, and wherein the stirring assembly and the discharging assembly protrude into the storage container.

10. Mortar feeding device according to any of claims 1-8, characterized in that the inner ring of the one-way bearing is connected with the discharge shaft by a key-and-slot arrangement and the outer ring of the one-way bearing is connected with the stirring shaft by a key-and-slot arrangement.