CN208417295U - A kind of shaft limit assembly and temporary storage mechanism - Google Patents

Abstract

The utility model discloses a kind of shaft limit assemblies, including being coaxially connected with the bearing of a shaft, the shell for accommodating bearing and for the adapter sleeve of fixing bearing, one surface indentation of shell forms an accommodating cavity, accommodating cavity bottom is equipped with the first through hole passed through for the shaft of bearing, bearing is placed in accommodating cavity and is equipped between bearing outer wall and accommodating cavity side wall spacing, and adapter sleeve is abutted in spacing, with the outer wall of bearing and is clamped with the inner wall of accommodating cavity.The invention also discloses a kind of temporary storage mechanisms using the shaft limit assembly.The shaft limit assembly and temporary storage mechanism of the utility model, are fixed bearing by way of being directly inserted in adapter sleeve, and to limit to the shaft connecting with bearing, not only fastening reliability is high for which, and the mounting means is simple and convenient.Simultaneously because bearing wear is adapter sleeve, therefore adapter sleeve need to only be replaced, without replacing shell entirety, simplify maintenance process, and reduce maintenance cost.

Description

A kind of shaft limit assembly and temporary storage mechanism

Technical field

The utility model relates to bearing fixed networks, and in particular to a kind of shaft limit assembly and temporary storage mechanism.

Background technique

In the temporary storage module of ATM machine, in roller rotation realize to the winding of banknote.In existing roller frame, rolling Cylinder end connects shaft, and shaft connects a bearing, and bearing is placed in temporary external plastic cement, and by setting in temporary external plastic cement Multiple columns for setting limit bearing, and generally for guaranteeing that fastening is firm, column and temporary external plastic cement are integrally formed, Shaft passes through temporary external plastic cement and connect with gear mechanism simultaneously, and gear mechanism connects motor, to be driven by a motor roller Rotation.But find after long-term use, with bearing top circle week face contact and column that it is fixed can be easy due to bearing Column is worn, column abrasion easily causes bearing swash, influences equipment operation, therefore to avoid this influence, need not timing pair The replacing options that the column of abrasion is replaced, and used now are the entire temporary external plastic cement of replacement, cause to repair in this way Journey is complicated and maintenance cost is excessively high.

Utility model content

In order to overcome the deficiencies of the prior art, the utility model provides a kind of shaft limit assembly and temporary storage mechanism, with simplification Maintenance process reduces maintenance cost.

In order to reach above-mentioned purpose of utility model, the utility model uses the following technical solution:

The utility model provides a kind of shaft limit assembly, including being coaxially connected with the bearing of a shaft, for accommodating The shell of the bearing and adapter sleeve for fixing the bearing, one surface indentation of shell forms an accommodating cavity, described Accommodating cavity bottom is equipped with the first through hole passed through for the shaft of the bearing, and the bearing is placed in the accommodating cavity and the axis It holds and is equipped with spacing between outer wall and the accommodating cavity side wall, outer wall of the adapter sleeve in the spacing, with the bearing It abuts and is clamped with the inner wall of the accommodating cavity.

Further, the accommodating cavity includes the first accommodating cavity for accommodating the bearing and is set to first accommodating Second accommodating cavity of chamber periphery, second accommodating cavity is interior to be equipped with limited post, and the adapter sleeve includes cylinder, the cylinder lateral wall It is equipped with the limiting slot for matching and being clamped with the limited post.

Further, the adapter sleeve further includes the cover board for being covered on the barrel end, and the cover board is equipped with for institute State the second through-hole that the shaft of bearing passes through.

Further, multiple limiting slots are arranged around the cylinder lateral wall interval, and multiple limited posts are described Interval setting in two accommodating cavities, each limiting slot is corresponding to be clamped with a limited post.

Further, eight limiting slots are evenly distributed in the cylinder lateral wall, and eight limited posts are described It is evenly distributed in two accommodating cavities.

Further, spacing of the limited post away from the first through hole center is greater than the exradius of the bearing.

Further, the limited post is all connected with the bottom of the accommodating cavity and side wall.

Further, the length of the adapter sleeve is not more than the depth of the accommodating cavity.

The another object of the utility model is to provide a kind of temporary storage mechanism, including shaft limit assembly described above.

The utility model compared with prior art, the shaft limit assembly and temporary storage mechanism of the utility model, by will be tight Gu covering the mode being directly inserted in bearing is fixed, to limit to the shaft connecting with bearing, which is not only tight Gu high reliablity, and the mounting means is simple and convenient.Simultaneously because bearing wear is adapter sleeve, therefore fastening need to only be packed into Row replacement simplifies maintenance process, and reduce maintenance cost without replacing shell entirety.

Detailed description of the invention

Fig. 1 is the configuration schematic diagram of the shaft limit assembly of the utility model embodiment；

Fig. 2 is the half-sectional configuration schematic diagram of the shaft limit assembly of the utility model embodiment；

Fig. 3 is the enlarged diagram in the portion A in Fig. 2；

Fig. 4 is the half-sectional structural representation after shell is connect with bearing in the shaft limit assembly of the utility model embodiment Figure；

Fig. 5 is the enlarged diagram in the portion B in Fig. 4；

Fig. 6 is the half section structure diagram of the shaft limit assembly of the utility model embodiment；

Fig. 7 is the enlarged diagram in the portion C in Fig. 6；

Fig. 8 is the structural schematic diagram of adapter sleeve in the shaft limit assembly of the utility model embodiment；

Fig. 9 is the structural schematic diagram of the shaft limit assembly of the utility model embodiment；

Figure 10 is the overlooking structure diagram of shell in the shaft limit assembly of the utility model embodiment；

Figure 11 is the enlarged diagram that the portion D after bearing is connected in Figure 10.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawings and examples.

A kind of shaft limit assembly of the utility model embodiment, which are mainly applied in ATM temporary storage mechanism, such as Fig. 1 Shown, the shaft limit assembly of the present embodiment includes bearing 1, shell 2 and adapter sleeve 3, and the adapter sleeve 3 being clamped with shell 2 is by axis It holds 1 to be fixed in shell 2, so that 1 outer circle wall of bearing is contacted with adapter sleeve 3, therefore the abrasion of bearing 1 is adapter sleeve 3, maintenance When need to only be taken out replacement to adapter sleeve 3, simplify maintenance procedures；Meanwhile replacing original external plastic cement whole with adapter sleeve 3 Body saves maintenance cost.

Specifically, together referring to Fig.1, Fig. 2 and Fig. 3, bearing 1 be fixedly connected with a shaft 11,2 one surface indentation shape of shell At an accommodating cavity 21,21 bottom of accommodating cavity is equipped with the first through hole 22 passed through for the shaft 11 of bearing 1, is fixedly connected with bearing 1 Shaft 11 pass through first through hole 22 bearing 1 be placed in accommodating cavity 21, referring to fig. 4 and Fig. 5 and Figure 11, be placed in accommodating Spacing W1 is equipped between 21 side wall of 1 outer wall of bearing in chamber 21 and accommodating cavity, referring to Fig. 6 and Fig. 7, adapter sleeve 3 passes through spacing W1 The inner wall for the adapter sleeve 3 for being clamped in accommodating cavity 21 and with accommodating cavity 21, and being embedded in is abutted with the outer circle wall of bearing 1, tightly Admittedly the outer wall of set 3 is abutted with 21 side wall of accommodating cavity, in order to enable adapter sleeve 3 is abutted with accommodating cavity 21 and bearing 1, then preferably , the thickness of the cylinder 31 of adapter sleeve 3 is equal with gap W1 or is greater than gap W1.Preferably, the material of cylinder 31 is elasticity modeling Glue, at this point, the thickness of adapter sleeve 3 is greater than gap W1, so that the inner wall of the cylinder 31 of the adapter sleeve 3 in insertion accommodating cavity 21 and outer Wall is abutted with the sidewall extrusion of the outer circumference surface of bearing 1 and accommodating cavity 21 respectively, ensure that the close of connection.It is tight with this configuration Admittedly set 3 is clamped with shell 2, and realizes the fixation to bearing 1.Preferably, in order to enable passing through the shaft 11 of first through hole 22 The periphery of first through hole 22 is not worn, then the aperture of first through hole 22 is slightly larger than the diameter of shaft 11, ensure that accommodating cavity 21 exists Shell 2 will not be caused to wear in 11 rotation process of shaft after accommodating bearing 1, do not have to replacement shell 2, save maintenance cost.

Adapter sleeve 3 and accommodating cavity 21 in the present embodiment are clamped, it is therefore intended that prevent the adapter sleeve 3 in insertion accommodating cavity 21 Axial rotation, and then influence the fixation to bearing 1.Therefore a kind of realization side that above-mentioned adapter sleeve 3 carried out by is clamped with accommodating cavity 21 Formula, referring to screen post 23 shown in Fig. 6, Fig. 7 and Fig. 8, is equipped in the accommodating cavity 21 of the present embodiment, corresponding, adapter sleeve 3 includes cylinder Body 31,31 side wall of cylinder are equipped with the limiting slot 311 that clamping is matched with limited post 23.In order to guarantee limit effect, limiting slot 311 Multiple around the setting of 31 sidewall spacers of cylinder, corresponding, the setting of the interval of limited post 23 is multiple, and each limiting slot 311 corresponds to and one The matching clamping of limited post 23.Further, due to also being provided with 8 columns in the accommodating cavity 21 of existing shell 1,8 column masters It is used for fixing bearing, therefore, in order to realize higher product matching degree with existing product, then the limiting slot 311 of the present embodiment Including eight, eight limiting slots 311 are evenly distributed in 31 side wall of cylinder, and limited post 23 includes eight, and eight limited posts 23 are the It is evenly distributed in two accommodating cavities 212.Eight limiting slots 311 in the present embodiment can directly with the column in the shell of existing product It is matched, without carrying out big change to existing shell.It is, of course, understood that limited post 23 in the present embodiment with The difference of column in existing product is, referring to Figure 11, limited post 23 in the present embodiment and between 1 outer wall of bearing of accommodating Having gap, (spacing W2 of the limited post 23 away from 22 center of first through hole is greater than the exradius W3 of bearing 1, then between W2 and W3 There are gaps), which prevents bearing 1 to cause to wear to the limited post 23 on shell 1, and since column is used in existing product Column in fixing bearing, therefore in existing product need to be abutted with axis outer wall, thus the limited post 23 in the present embodiment with it is existing Column structure size it is different, purposes is also completely different.

Wherein, for the setting of limited post 23, referring to fig. 4, Fig. 5, Figure 10 and Figure 11, the accommodating cavity 21 of shell 2 includes using Limit in the first accommodating cavity 211 and second accommodating cavity 212 peripheral set on the first accommodating cavity 211 of accommodating bearing 1, for clamping Position column 23 is set in the second accommodating cavity 212.Since limited post 23 is used to engage with adapter sleeve 3 and then prevent adapter sleeve 3 from axially turning Dynamic, therefore, the limited post 23 of the present embodiment can directly be connect with the bottom of the second accommodating cavity 212, can also be with the second accommodating cavity 212 side wall (i.e. the side wall of accommodating cavity 21) connection, certainly, in order to enhance the bonding strength of limited post 23, limited post 23 and the The bottom of two accommodating cavities 212 and side wall are all connected with.It should be noted that bearing 1 makes the limited post 23 on shell 1 in order to prevent At abrasion, spacing W2 of the limited post 23 away from 22 center of first through hole is greater than the exradius W3 of bearing 1, i.e. limited post 23 and accommodating 1 outer wall of bearing between have gap.

Preferably, referring to Fig. 1, Figure 10 and Figure 11, engage to guarantee after accommodating bearing 1 adapter sleeve 3 with accommodating cavity 21 Fastening, accommodating cavity 21 are cylindrical accommodating cavity.Then the first accommodating cavity 211 and the second accommodating set on 211 periphery of the first accommodating cavity Chamber 212 is annular housing.

The fixation to bearing 1 is improved, tightly referring to Fig. 8 and Fig. 9 in order to enhance engaging effect of the adapter sleeve 3 with accommodating cavity 21 Admittedly set 3 further include be covered on the cover board 32 of 31 end of cylinder, but due to connection bearing 1 shaft 11 generally need guiding through shell 1 simultaneously It need to be attached with transmission gear, therefore cover board 32 is equipped with the second through-hole 321 passed through for the shaft 11 of bearing 1.Shaft 11 One end passes through the roller that first through hole 22 connects temporary storage mechanism, and other end passes through the second through-hole 321 and connects driving wheel.Wherein, Transmission gear is connected in order to guarantee that the adapter sleeve 3 being embedded in accommodating cavity 21 does not influence shaft 11, then the length of adapter sleeve 3 is not more than The depth of accommodating cavity 21, so that the adapter sleeve 3 in insertion accommodating cavity 21 does not stretch out 21 surface of accommodating cavity.

The utility model additionally provides a kind of temporary storage mechanism, including shaft limit assembly described above.Wherein, temporary storage machine The roller of structure connects shaft 11, and shaft 11 passes through 2 connection gear of shell, motor driven gear rotation, to drive 11 turns of shaft It is dynamic, realize the winding of roller.

The shaft limit assembly and temporary storage mechanism of the utility model, in such a way that adapter sleeve is directly inserted in bearing into Row is fixed, and to limit to the shaft connecting with bearing, not only fastening reliability is high for which, and the mounting means is simple It is convenient.Simultaneously because bearing wear is adapter sleeve, therefore adapter sleeve need to only be replaced, without replacing shell entirety, letter Change maintenance process, and reduces maintenance cost.

Although the utility model has shown and described referring to specific embodiment, those skilled in the art will be managed Solution: do not depart from by claim and its equivalent limit the utility model spirit and scope in the case where, can herein into The various change of row in form and details.

Claims (9)

1. a kind of shaft limit assembly, it is characterised in that: including being coaxially connected with the bearing (1) of a shaft, described for accommodating The shell (2) of bearing (1) and adapter sleeve (3) for fixing the bearing (1), (2) one surface indentation of shell form one Accommodating cavity (21), accommodating cavity (21) bottom are equipped with the first through hole (22) passed through for the shaft of the bearing (1), the axis (1) is held to be placed in the accommodating cavity (21) and be equipped with spacing, institute between bearing (1) outer wall and the accommodating cavity (21) side wall Adapter sleeve (3) are stated to abut in the spacing, with the outer wall of the bearing (1) and the inner wall card with the accommodating cavity (21) It connects.

2. shaft limit assembly according to claim 1, it is characterised in that: the accommodating cavity (21) includes for accommodating It states the first accommodating cavity (211) of bearing (1) and is set to the second accommodating cavity (212) of the first accommodating cavity (211) periphery, it is described Limited post (23) are equipped in second accommodating cavity (212), the adapter sleeve (3) includes cylinder (31), on cylinder (31) side wall Equipped with the limiting slot (311) for matching and being clamped with the limited post (23).

3. shaft limit assembly according to claim 2, it is characterised in that: the adapter sleeve (3) further includes being covered on institute The cover board (32) of cylinder (31) end is stated, the cover board (32) is equipped with the second through-hole passed through for the shaft of the bearing (1) (321)。

4. shaft limit assembly according to claim 2, it is characterised in that: multiple limiting slots (311) are around the cylinder The setting of body (31) sidewall spacers, the interval setting in second accommodating cavity (21) of multiple limited posts (23) are each described Limiting slot (311) is corresponding to be clamped with a limited post (23).

5. shaft limit assembly according to claim 4, it is characterised in that: eight limiting slots (311) are in the cylinder Body (31) side wall is evenly distributed, and eight limited posts (23) are evenly distributed in second accommodating cavity (212).

6. according to shaft limit assembly described in claim 2-5 any one, it is characterised in that: the limited post (23) is away from institute The spacing for stating first through hole (22) center is greater than the exradius of the bearing (1).

7. shaft limit assembly according to claim 6, it is characterised in that: the limited post (23) and the accommodating cavity (21) bottom and side wall is all connected with.

8. shaft limit assembly according to claim 6, it is characterised in that: the length of the adapter sleeve (3) is not more than institute State the depth of accommodating cavity (21).

9. a kind of temporary storage mechanism, it is characterised in that: including the shaft limit assembly as described in claim 1-8 any one.