CN206983618U - A kind of universal wheel - Google Patents
A kind of universal wheel Download PDFInfo
- Publication number
- CN206983618U CN206983618U CN201720762716.4U CN201720762716U CN206983618U CN 206983618 U CN206983618 U CN 206983618U CN 201720762716 U CN201720762716 U CN 201720762716U CN 206983618 U CN206983618 U CN 206983618U
- Authority
- CN
- China
- Prior art keywords
- steel ball
- housing
- hole
- ring
- brake assemblies
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of universal wheel, including housing, steel ball, steel ball and brake assemblies；The center of the housing is provided with the inner chamber of up/down perforation, and at least one mounting hole is distributed with around inner chamber in the edge of housing；The top and the bottom of the steel ball are respectively supported in the inner chamber of housing by multiple circumferentially distributed steel balls；The bottom of the steel ball is located at below the lower surface of housing；The brake assemblies run through housing from side, and can be to steel ball friction catch.The top and the bottom of steel ball of the present utility model are respectively supported in the inner chamber of housing by multiple circumferentially distributed steel balls, when steel ball rotates resistance is small, noise is low, bearing capacity is very big, can be to the brake assemblies of steel ball friction catch due to devising, therefore the utility model can facilitate machine to move, and not interfere with the steadiness of position during machine operation again.
Description
Technical field
It the utility model is related to a kind of universal wheel.
Background technology
Inside the workshop of general factory, many machines that we are seen do not consider the convenience of movement in design
Property, usually it is fixedly positioned on some position.If necessary to move, due to moving inconvenience, workload is just
Bigger, its main cause is that the bearing capacity of current wheel is limited in one's ability, and machine weight is slightly larger cannot to install wheel.Have
Although machine bottom also devises wheel, also in that machine weight is not very heavy in itself, and the wheel of these machines installation
It is generally simple in construction, although can move, typically no braking function.This will cause machine in the course of the work, if
It will be moved by the effect of power, cause position to fix.
Utility model content
The purpose of this utility model is to provide a kind of large carrying capacity, and the universal wheel that can be braked.
Realizing the technical scheme of the utility model purpose is：A kind of universal wheel, including housing, steel ball, steel ball and braking group
Part；The center of the housing is provided with the inner chamber of up/down perforation, and at least one mounting hole is distributed with around inner chamber in the edge of housing；Institute
The top and the bottom for stating steel ball are respectively supported in the inner chamber of housing by multiple circumferentially distributed steel balls；The bottom position of the steel ball
Below the lower surface of housing；The brake assemblies run through housing from side, and can be to steel ball friction catch.
The intracavity bottom of the housing is provided with step；Circumferentially arranged with multiple first circular arcs on the lower section side of the step
Groove, a steel ball is equipped with each first arc groove, is fixed with the lower section side of step and steel ball is locked in first
The first inner ring in arc groove, the first inner ring be provided with steel ball multiple first through hole correspondingly, first through hole it is straight
Footpath is less than the diameter of steel ball；Ring holder is provided with the step；The brake assemblies run through housing and ring holder,
And can be to steel ball friction catch；Outer ring is provided with above the ring holder；Circumferentially arranged with more on the medial surface of the outer ring
Individual second arc groove, a steel ball is equipped with each second arc groove, is fixed with the medial surface of outer ring by steel ball lock
Be scheduled on the second inner ring in the second arc groove, the second inner ring be provided with one-to-one multiple second through holes of steel ball, second is logical
The diameter in hole is less than the diameter of steel ball；Cover plate is provided with above the outer ring；The cover plate is fixedly connected with the upper surface of housing.
Between the lower section side of the step of first inner ring and housing, between the medial surface of the second inner ring and outer ring and
It is fixedly connected between cover plate and the upper surface of housing by screw.
The lower section side of the step of the housing and the medial surface of outer ring are towards the inclined-plane of the centre of sphere of steel ball.
The brake assemblies are provided with three groups, and three groups of brake assemblies are uniformly distributed along the circumference of housing.
The brake assemblies include screw rod and rubber sleeve；One end of the screw rod circumferentially rotates with rubber sleeve to be connected, but axle
To being relatively fixed；The lateral wall of the housing and ring holder is provided with the screwed hole to connect, screw rod and the screwed hole spiral shell
Line connects；The madial wall of the ring holder is provided with guide through hole, and rubber sleeve is slidably connected with the guide through hole；The shell
In the guide through hole on the central axis of screwed hole, the madial wall of ring holder on the lateral wall of body and ring holder
The centre of sphere of mandrel line and steel ball is on same straight line.
The horizontal cross-section of the rubber sleeve of the brake assemblies is in fan annular；The upper and lower end face of the rubber sleeve and annular brace
Guide through hole on frame is slidably connected.
Above-mentioned technical proposal is employed, the utility model has following beneficial effect：(1) steel ball of the present utility model
Top and the bottom are respectively supported in the inner chamber of housing by multiple circumferentially distributed steel balls, and resistance when steel ball rotates is small, noise
Low, bearing capacity is very big, can be to the brake assemblies of steel ball friction catch due to devising, therefore the utility model can facilitate
Machine moves, and does not interfere with the steadiness of position during machine operation again.
(2) intracavity bottom of housing of the present utility model sets step, and ring holder, annular brace are provided with step
Outer ring is set above frame, cover plate is set above outer ring, this structure to assemble very convenient.
(3) the lower section side of the step of housing of the present utility model and the medial surface of outer ring are the centre of sphere towards steel ball
Inclined-plane, this structure are more preferable to the support effect of steel ball, and then make bearing capacity of the present utility model more preferable.
(4) horizontal cross-section of the rubber sleeve of brake assemblies of the present utility model can connect during braking in fan annular with steel ball face
Touch, braking effect is more preferable.
Brief description of the drawings
In order that content of the present utility model is easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail to the utility model, wherein
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the local connection diagram of brake assemblies of the present utility model and ring holder.
Fig. 3 is the connection diagram of outer ring of the present utility model, steel ball and the second inner ring.
Fig. 4 is Fig. 3 top view.
In accompanying drawing marked as：
Housing 1, step 1-1, mounting hole 1-2, steel ball 2, steel ball 3, brake assemblies 4, screw rod 4-1, rubber sleeve 4-2, first
Inner ring 5, ring holder 6, outer ring 7, the second inner ring 8, cover plate 9, screw 10.
Embodiment
(embodiment 1)
See Fig. 1 to Fig. 4, the universal wheel of the present embodiment, including housing 1, steel ball 2, steel ball 3 and brake assemblies 4.
The center of housing 1 is provided with the inner chamber of up/down perforation, and at least one mounting hole is distributed with around inner chamber in the edge of housing 1
1-2.The top and the bottom of steel ball 2 are respectively supported in the inner chamber of housing 1 by multiple circumferentially distributed steel balls 3.The bottom of steel ball 2
Below the lower surface of housing 1.
The intracavity bottom of housing 1 is provided with step 1-1.Circumferentially arranged with multiple first circular arcs on step 1-1 lower section side
Groove, is equipped with a steel ball 3 in each first arc groove, on step 1-1 lower section side by screw 10 be fixed with by
Steel ball 3 is locked in the first inner ring 5 in the first arc groove, and the first inner ring 5 is provided with and steel ball 3 one-to-one multiple first
Through hole.Ring holder 6 is provided with step 1-1.
Brake assemblies 4 are provided with three groups, and circumference of three groups of brake assemblies 4 along housing 1 is uniformly distributed.Brake assemblies 4 include spiral shell
Bar 4-1 and rubber sleeve 4-2.Screw rod 4-1 one end circumferentially rotates with rubber sleeve 4-2 and is connected, but axially opposing fixation.The He of housing 1
The lateral wall of ring holder 6 is provided with the screwed hole to connect, and screw rod 4-1 is threadedly coupled with the screwed hole.Rubber sleeve 4-2's
Horizontal cross-section is in fan annular.The madial wall of ring holder 6 is provided with guide through hole, and rubber sleeve 4-2 upper and lower end face is led with this
It is slidably connected to through hole.The central axis of screwed hole on the lateral wall of housing 1 and ring holder 6, ring holder 6 it is interior
The central axis of guide through hole in side wall and the centre of sphere of steel ball 2 are on same straight line.
The top of ring holder 6 is provided with outer ring 7.Circumferentially arranged with multiple second arc grooves on the medial surface of outer ring 7, often
A steel ball 3 is equipped with individual second arc groove, is fixed with the medial surface of outer ring 7 by screw 10 and is locked in steel ball 3
Second inner ring 8 in second arc groove, the second inner ring 8 are provided with and one-to-one multiple second through holes of steel ball 3.First through hole
Diameter and the diameter of the second through hole be respectively less than the diameter of steel ball 3.The step 1-1 of housing 1 lower section side and the inner side of outer ring 7
Face is towards the inclined-plane of the centre of sphere of steel ball 2.The top of outer ring 7 is provided with cover plate 9.The upper surface that cover plate 9 passes through screw 10 and housing 1
It is fixedly connected.
The universal wheel of the present embodiment is coordinated to be arranged on robot base by bolt and mounting hole 1-2, and steel ball 2 is being moved through
Cheng Zhong, supported by steel ball 3, machine can be made to be moved easily and rotate.After machine moves into place, three groups of screw rod 4-1 are tightened,
Rubber sleeve 4-2 is set to compress steel ball 2, so as to play a part of braking.
Particular embodiments described above, the purpose of this utility model, technical scheme and beneficial effect are carried out to enter one
Step describes in detail, should be understood that and the foregoing is only specific embodiment of the utility model, is not limited to this
Utility model, it is all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements done etc., it all should wrap
It is contained within the scope of protection of the utility model.
Claims (7)
- A kind of 1. universal wheel, it is characterised in that：Including housing (1), steel ball (2), steel ball (3) and brake assemblies (4)；The housing (1) center is provided with the inner chamber of up/down perforation, and at least one mounting hole (1-2) is distributed with around inner chamber in the edge of housing (1)；Institute The top and the bottom for stating steel ball (2) are respectively supported in the inner chamber of housing (1) by multiple circumferentially distributed steel balls (3)；The steel The bottom of ball (2) is located at below the lower surface of housing (1)；The brake assemblies (4) run through housing (1) from side, and can be to steel Ball (2) friction catch.
- A kind of 2. universal wheel according to claim 1, it is characterised in that：The intracavity bottom of the housing (1) is provided with step (1-1)；Circumferentially arranged with multiple first arc grooves on the lower section side of the step (1-1), in each first arc groove A steel ball (3) is equipped with, is fixed with the lower section side of step (1-1) and steel ball (3) is locked in the first arc groove First inner ring (5), the first inner ring (5) are provided with small with the one-to-one multiple first through hole of steel ball (3), the diameter of first through hole Diameter in steel ball (3)；Ring holder (6) is provided with the step (1-1)；The brake assemblies (4) run through housing (1) , and can be to steel ball (2) friction catch with ring holder (6)；Outer ring (7) are provided with above the ring holder (6)；It is described outer Enclose on the medial surface of (7) circumferentially arranged with multiple second arc grooves, a steel ball is equipped with each second arc groove (3), it is fixed with the medial surface of outer ring (7) and steel ball (3) is locked in the second inner ring (8) in the second arc groove, the second inner ring (8) it is provided with and is less than the diameter of steel ball (3) with one-to-one multiple second through holes of steel ball (3), the diameter of the second through hole；It is described Cover plate (9) is provided with above outer ring (7)；The cover plate (9) is fixedly connected with the upper surface of housing (1).
- A kind of 3. universal wheel according to claim 2, it is characterised in that：First inner ring (5) and the step of housing (1) Between the lower section side of (1-1), between the medial surface of the second inner ring (8) and outer ring (7) and cover plate (9) and housing (1) it is upper It is fixedly connected between end face by screw (10).
- A kind of 4. universal wheel according to claim 2, it is characterised in that：The lower side of the step (1-1) of the housing (1) The medial surface in face and outer ring (7) is towards the inclined-plane of the centre of sphere of steel ball (2).
- A kind of 5. universal wheel according to claim 2, it is characterised in that：The brake assemblies (4) are provided with three groups, three groups of systems Dynamic circumference of the component (4) along housing (1) is uniformly distributed.
- A kind of 6. universal wheel according to claim 5, it is characterised in that：The brake assemblies (4) include screw rod (4-1) and Rubber sleeve (4-2)；One end of the screw rod (4-1) circumferentially rotates with rubber sleeve (4-2) to be connected, but axially opposing fixation；It is described The lateral wall of housing (1) and ring holder (6) is provided with the screwed hole to connect, and screw rod (4-1) connects with the screwed hole screw thread Connect；The madial wall of the ring holder (6) is provided with guide through hole, and rubber sleeve (4-2) is slidably connected with the guide through hole；Institute State the central axis of the screwed hole on the lateral wall of housing (1) and ring holder (6), on the madial wall of ring holder (6) The central axis of guide through hole and the centre of sphere of steel ball (2) be on same straight line.
- A kind of 7. universal wheel according to claim 5, it is characterised in that：The rubber sleeve (4-2) of the brake assemblies (4) Horizontal cross-section is in fan annular；The upper and lower end face of the rubber sleeve (4-2) is slided with the guide through hole on ring holder (6) to be connected Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720762716.4U CN206983618U (en) | 2017-06-27 | 2017-06-27 | A kind of universal wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720762716.4U CN206983618U (en) | 2017-06-27 | 2017-06-27 | A kind of universal wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206983618U true CN206983618U (en) | 2018-02-09 |
Family
ID=61399162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720762716.4U Expired - Fee Related CN206983618U (en) | 2017-06-27 | 2017-06-27 | A kind of universal wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206983618U (en) |
-
2017
- 2017-06-27 CN CN201720762716.4U patent/CN206983618U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180209 Termination date: 20200627 |