CN204489779U - The friction speed limit device for transporting objects that engage a gear is smooth-going - Google Patents
The friction speed limit device for transporting objects that engage a gear is smooth-going Download PDFInfo
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- CN204489779U CN204489779U CN201420834980.0U CN201420834980U CN204489779U CN 204489779 U CN204489779 U CN 204489779U CN 201420834980 U CN201420834980 U CN 201420834980U CN 204489779 U CN204489779 U CN 204489779U
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- speed limit
- friction
- gear
- engage
- smooth
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Abstract
The utility model discloses the friction speed limit device for transporting objects that a kind of engage a gear is smooth-going, comprise conveying frame, conveying frame is provided with at least two transfer rollers, on transfer roller, cover is equiped with belt conveyor, the upper end of belt conveyor is provided with hopper, belt conveyor is inclined to set relative to horizontal direction, and the two ends of at least one transfer roller are respectively equipped with friction speed-limit device; Friction speed-limit device comprises housing, is provided with input shaft and speed limit axle in housing; Input shaft is provided with driving gear, speed limit axle is provided with moment of torsion adaptive friction mechanism, and speed limit axle is also provided with spline segment, on spline segment, cover is equiped with tooth cover and engaging sleeve, tooth puts cover and is equiped with driven gear, and driven gear is provided with engagement male splines, and engaging sleeve is provided with engagement female splines, engaging sleeve is also provided with fork slot, in housing, is provided with shifting fork mechanism; All external spline teeth of engagement male splines are provided with arc envelope face I, and all inner spline gears of engagement female splines are provided with arc envelope face II.
Description
Technical field
The utility model belongs to feedway technical field, is specifically related to the friction speed limit device for transporting objects that a kind of engage a gear is smooth-going.
Background technology
Existing lace conveying device generally comprises driving band, and the two ends of belt conveyor are sleeved on live roll, utilizes actuating unit to carry placement material running on a moving belt.But, for some to be delivered to lower device for transporting objects from eminence, in order to obtain suitable transfer rate, actuating unit not only needs the power providing conveyer belt, and when weight of material is larger, also need the Action of Gravity Field overcoming material, cause a large amount of energy resource consumptions and waste.
Summary of the invention
In view of this, the purpose of this utility model is the friction speed limit device for transporting objects providing a kind of engage a gear smooth-going, can not only meet operating needs, and can automatically adapt to material gravity effect, realizes the object of material speed limit conveying.
For achieving the above object, the utility model provides following technical scheme:
The friction speed limit device for transporting objects that a kind of engage a gear is smooth-going, comprise conveying frame, described conveying frame is provided with at least two transfer rollers, on described transfer roller, cover is equiped with belt conveyor, the upper end of described belt conveyor is provided with hopper, described belt conveyor is inclined to set relative to horizontal direction, and the two ends of at least one described transfer roller are respectively equipped with friction speed-limit device;
Described friction speed-limit device comprises housing, is provided with the input shaft be parallel to each other and speed limit axle in described housing, described input shaft is provided with the driving gear with its synchronous axial system, described speed limit axle is provided with moment of torsion adaptive friction mechanism, and described speed limit axle is also provided with spline segment, on described spline segment, cover is equiped with tooth cover and engaging sleeve, described tooth puts and is equiped with its rotatable engagement and the driven gear engaged with described driving gear, described driven gear is provided with engagement male splines, described engaging sleeve is provided with the engagement female splines for engaging with described mesh splines tooth engage a gear, described engaging sleeve is also provided with fork slot, be provided with in described housing and coordinate with described fork slot and to drive described engaging sleeve along the shifting fork mechanism of described speed limit axle movement,
Described moment of torsion adaptive friction mechanism comprises the moving bead disk be fixedly mounted on described speed limit axle, to be sleeved on speed limit axle and with the friction disc I of its single degree of freedom bearing fit and with friction disc I the corresponding friction disc II arranged, described friction disc I is between described moving bead disk and friction disc II, described moving bead disk is provided with the Puli pearl arm component for driving friction disc I to slide to described friction disc II towards the side of described friction disc I, described friction disc II is sleeved on speed limit axle and also fixedly mounts on the housing, and be provided with the friction face cooperatively interacted between described friction disc I and friction disc II,
All external spline teeth of described engagement male splines are provided with towards one end of described engagement female splines the arc envelope face I formed by circular arc chamfering, and seamlessly transit between described arc envelope face I with the two side of corresponding described external spline teeth; All inner spline gears of described engagement female splines are provided with towards one end of described engagement male splines the arc envelope face II formed by circular arc chamfering, seamlessly transit between described arc envelope face II with the two side of corresponding described inner spline gear.
Further, described Puli pearl arm component comprises uniform at least three the Puli pearl components be arranged on described moving bead disk of annular, described moving bead disk is provided with mount pad with described Puli pearl component one_to_one corresponding, and described Puli pearl component is hingedly mounted on described mount pad.
Further, described Puli pearl component is hingedly mounted on described mount pad away from the one end at described moving bead disk center.
Further, described friction disc I is provided with towards the side of described moving bead disk the smooth surface coordinated with described Puli pearl component.
Further, the external diameter in described arc envelope face I reduces gradually on the radially outer direction of described engagement male splines.
Further, the Axisymmetric Distributed Line in described arc envelope face I is in the oblique line tilted relative to the axis of described engagement male splines, and the angle between the Axisymmetric Distributed Line in described arc envelope face I with the described axis engaging male splines is 70 °.
Further, the external diameter in described arc envelope face II reduces gradually on the radially inner direction of described engagement female splines.
Further, the Axisymmetric Distributed Line in described arc envelope face II is in the oblique line tilted relative to the axis of described engagement female splines, and the angle between the Axisymmetric Distributed Line in described arc envelope face II with the described axis engaging female splines is 70 °.
Further, described transfer roller is provided with the anti-slop serrations I prolonging its generatrix direction and extend, and described belt conveyor is provided with the anti-slop serrations II engaged with described anti-slop serrations.
The beneficial effects of the utility model are:
The friction speed limit device for transporting objects that the utility model engage a gear is smooth-going, by arranging friction speed-limit device at the two ends of transfer roller, during use, hopper is utilized to place material on a moving belt equably, the constant weight of the material namely on belt conveyor, so, transfer roller rotates under the partical gravity effect of material, convey materials from top to bottom, transfer roller rotation can drive input shaft to rotate, shifting fork mechanism is utilized to drive engagement female splines and engage male splines and engage, speed limit axle is driven to rotate, Puli pearl arm component drives friction disc I to move to friction disc II, increase the friction force between friction disc I and friction disc II, prevent the rotating speed of speed limit axle too fast, and then realize transfer roller speed limit, when weight of material one timing on belt conveyor, the size overcoming the friction force of Action of Gravity Field required between friction disc I and friction disc II is certain, the rotating speed of speed limit axle is also certain, can learn that the transfer rate of belt conveyor is certain, namely the friction speed limit device for transporting objects that the utility model engage a gear is smooth-going can realize the constant constant speed conveying of material under the condition not using engine installation, the energy need not be consumed, cost is lower, by arranging arc envelope face I and arc envelope face II respectively on engagement male splines and engagement female splines, making it more smooth-going when engage a gear engages, prevent engage a gear bite and collide with.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and beneficial effect clearly, the utility model provides following accompanying drawing to be described:
Fig. 1 is the structural representation of the smooth-going friction speed limit device for transporting objects embodiment of the utility model engage a gear;
Fig. 2 is the structural representation of friction speed-limit device;
Fig. 3 is the A detail drawing of Fig. 1;
Fig. 4 is the structural representation of driven gear;
Fig. 5 is the B-B section-drawing of Fig. 3;
Fig. 6 is the structural representation of engaging sleeve;
Fig. 7 is the C-C section-drawing of Fig. 5.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, and to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As shown in Figure 1, be the structural representation of the smooth-going friction speed limit device for transporting objects embodiment of the utility model engage a gear.The friction speed limit device for transporting objects that the present embodiment engage a gear is smooth-going, comprise conveying frame 100, conveying frame 100 is provided with at least two transfer rollers 101, on transfer roller 101, cover is equiped with belt conveyor 102, the upper end of belt conveyor 102 is provided with hopper 103, belt conveyor 102 is inclined to set relative to horizontal direction, and the two ends of at least one transfer roller 101 are respectively equipped with friction speed-limit device 104.The transfer roller 101 of the present embodiment is set to three, and wherein, the two ends being positioned at a transfer roller 101 are topmost respectively equipped with friction speed-limit device 104.Certainly, also can arrange friction speed-limit device 104 on other transfer rollers 101, principle is suitable, is not repeated.
The friction speed-limit device of the present embodiment comprises housing 1, is provided with the input shaft 2 and speed limit axle 3 that are parallel to each other in housing 1.Input shaft 2 is provided with the driving gear 4 with its synchronous axial system, speed limit axle 3 is provided with moment of torsion adaptive friction mechanism, and speed limit axle 3 is also provided with spline segment, on spline segment, cover is equiped with tooth cover 5 and engaging sleeve 6, tooth cover 5 overlaps and is equiped with its rotatable engagement and the driven gear 7 engaged with driving gear 4, driven gear 7 is provided with engagement male splines 8, engaging sleeve 6 is provided with the engagement female splines 9 for engaging with mesh splines tooth engage a gear, engaging sleeve 6 is also provided with fork slot 10, be provided with in housing 1 and coordinate with fork slot 10 and to drive engaging sleeve 6 along the shifting fork mechanism of speed limit axle 3 movement.Adopt driving gear 4 and the driven gear 7 of this structure, can as required by engagement male splines 8 and the engagement of engagement female splines 9 engage a gear, namely can select the quantity of the friction speed-limit device 104 producing friction force according to the weight of material, and then realize the adjustment of mass transport speed.
The moment of torsion adaptive friction mechanism of the present embodiment comprises the moving bead disk 11 be fixedly mounted on speed limit axle, to be sleeved on speed limit axle 3 and with the friction disc I 12 of its single degree of freedom bearing fit and with friction disc I 12 the corresponding friction disc II 13 arranged, friction disc I 12 is between moving bead disk 11 and friction disc II 13, moving bead disk 11 is provided with the Puli pearl arm component for driving friction disc I 12 to slide to friction disc II 13 towards the side of friction disc I 12, friction disc II 13 to be sleeved on speed limit axle 3 and to be fixedly mounted on housing 1, and between friction disc I 12 and friction disc II 13, be provided with the friction face cooperatively interacted.
Further, Puli pearl arm component comprises uniform at least three the Puli pearl components 14 be arranged on moving bead disk 11 of annular, and moving bead disk 11 is provided with mount pad 15 with Puli pearl component 14 one_to_one corresponding, and Puli pearl component 14 is hingedly mounted on mount pad 15.The Puli pearl component 14 of the present embodiment is hingedly mounted on mount pad 15 away from the one end at moving bead disk 11 center, and Puli pearl component 14 is provided with roller 16 near the one end at moving bead disk 11 center, friction disc I 12 is provided with towards the side of moving bead disk 11 smooth surface coordinated with Puli pearl component 14, can effectively reduce resistance.
All external spline teeth of the engagement male splines 8 of the present embodiment are provided with towards the one end of engaging female splines 9 the arc envelope face I 17 formed by circular arc chamfering, and seamlessly transit between arc envelope face I 17 with the two side of corresponding external spline teeth.The external diameter in the arc envelope face I 17 of the present embodiment reduces gradually on the radially outer direction of engagement male splines, the oblique line of Axisymmetric Distributed Line in the axis inclination relative to engagement male splines 8 in arc envelope face I 17, and the Axisymmetric Distributed Line in arc envelope face I 17 is 70 ° with the angle α between the axis engaging male splines.
All inner spline gears of the engagement female splines 9 of the present embodiment are provided with towards the one end of engaging male splines 8 the arc envelope face II 18 formed by circular arc chamfering, seamlessly transit between arc envelope face II 18 with the two side of corresponding inner spline gear.The external diameter in the arc envelope face II 18 of the present embodiment reduces gradually on the radially inner direction of engagement female splines 9, and the oblique line that the Axisymmetric Distributed Line in arc envelope face II 18 tilts in the axis relative to engagement female splines 9, and the Axisymmetric Distributed Line in arc envelope face II 18 is 70 ° with the angle β between the axis engaging female splines 9.
Further, the transfer roller 101 of the present embodiment is provided with the anti-slop serrations I prolonging its generatrix direction and extend, and belt conveyor 102 is provided with the anti-slop serrations II engaged with anti-slop serrations, can prevent from skidding.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (9)
1. the friction speed limit device for transporting objects that an engage a gear is smooth-going, comprise conveying frame, described conveying frame is provided with at least two transfer rollers, on described transfer roller, cover is equiped with belt conveyor, the upper end of described belt conveyor is provided with hopper, it is characterized in that: described belt conveyor is inclined to set relative to horizontal direction, and the two ends of at least one described transfer roller are respectively equipped with friction speed-limit device;
Described friction speed-limit device comprises housing, is provided with the input shaft be parallel to each other and speed limit axle in described housing, described input shaft is provided with the driving gear with its synchronous axial system, described speed limit axle is provided with moment of torsion adaptive friction mechanism, and described speed limit axle is also provided with spline segment, on described spline segment, cover is equiped with tooth cover and engaging sleeve, described tooth puts and is equiped with its rotatable engagement and the driven gear engaged with described driving gear, described driven gear is provided with engagement male splines, described engaging sleeve is provided with the engagement female splines for engaging with described mesh splines tooth engage a gear, described engaging sleeve is also provided with fork slot, be provided with in described housing and coordinate with described fork slot and to drive described engaging sleeve along the shifting fork mechanism of described speed limit axle movement,
Described moment of torsion adaptive friction mechanism comprises the moving bead disk be fixedly mounted on described speed limit axle, to be sleeved on speed limit axle and with the friction disc I of its single degree of freedom bearing fit and with friction disc I the corresponding friction disc II arranged, described friction disc I is between described moving bead disk and friction disc II, described moving bead disk is provided with the Puli pearl arm component for driving friction disc I to slide to described friction disc II towards the side of described friction disc I, described friction disc II is sleeved on speed limit axle and also fixedly mounts on the housing, and be provided with the friction face cooperatively interacted between described friction disc I and friction disc II,
All external spline teeth of described engagement male splines are provided with towards one end of described engagement female splines the arc envelope face I formed by circular arc chamfering, and seamlessly transit between described arc envelope face I with the two side of corresponding described external spline teeth; All inner spline gears of described engagement female splines are provided with towards one end of described engagement male splines the arc envelope face II formed by circular arc chamfering, seamlessly transit between described arc envelope face II with the two side of corresponding described inner spline gear.
2. the friction speed limit device for transporting objects that engage a gear is smooth-going according to claim 1, it is characterized in that: described Puli pearl arm component comprises uniform at least three the Puli pearl components be arranged on described moving bead disk of annular, described moving bead disk is provided with mount pad with described Puli pearl component one_to_one corresponding, and described Puli pearl component is hingedly mounted on described mount pad.
3. the friction speed limit device for transporting objects that engage a gear is smooth-going according to claim 2, is characterized in that: described Puli pearl component is hingedly mounted on described mount pad away from the one end at described moving bead disk center.
4. the friction speed limit device for transporting objects that engage a gear is smooth-going according to claim 2, is characterized in that: described friction disc I is provided with towards the side of described moving bead disk the smooth surface coordinated with described Puli pearl component.
5. the friction speed limit device for transporting objects that engage a gear is smooth-going according to claim 1, is characterized in that: the external diameter in described arc envelope face I reduces gradually on the radially outer direction of described engagement male splines.
6. the friction speed limit device for transporting objects that engage a gear is smooth-going according to claim 5, it is characterized in that: the Axisymmetric Distributed Line in described arc envelope face I is in the oblique line tilted relative to the axis of described engagement male splines, and the angle between the Axisymmetric Distributed Line in described arc envelope face I with the described axis engaging male splines is 70 °.
7. the friction speed limit device for transporting objects that engage a gear is smooth-going according to claim 1, is characterized in that: the external diameter in described arc envelope face II reduces gradually on the radially inner direction of described engagement female splines.
8. the friction speed limit device for transporting objects that engage a gear is smooth-going according to claim 7, it is characterized in that: the Axisymmetric Distributed Line in described arc envelope face II is in the oblique line tilted relative to the axis of described engagement female splines, and the angle between the Axisymmetric Distributed Line in described arc envelope face II with the described axis engaging female splines is 70 °.
9. the friction speed limit device for transporting objects that engage a gear is smooth-going according to any one of claim 1-8, is characterized in that: described transfer roller is provided with the anti-slop serrations I prolonging its generatrix direction and extend, and described belt conveyor is provided with the anti-slop serrations II engaged with described anti-slop serrations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420834980.0U CN204489779U (en) | 2014-12-25 | 2014-12-25 | The friction speed limit device for transporting objects that engage a gear is smooth-going |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420834980.0U CN204489779U (en) | 2014-12-25 | 2014-12-25 | The friction speed limit device for transporting objects that engage a gear is smooth-going |
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| Publication Number | Publication Date |
|---|---|
| CN204489779U true CN204489779U (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420834980.0U Expired - Fee Related CN204489779U (en) | 2014-12-25 | 2014-12-25 | The friction speed limit device for transporting objects that engage a gear is smooth-going |
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| CN (1) | CN204489779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108840078A (en) * | 2018-07-27 | 2018-11-20 | 周祥 | A kind of three-level material transmitting device and the multistage material transmitting device with it |
-
2014
- 2014-12-25 CN CN201420834980.0U patent/CN204489779U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108840078A (en) * | 2018-07-27 | 2018-11-20 | 周祥 | A kind of three-level material transmitting device and the multistage material transmitting device with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20151225 |
|
| EXPY | Termination of patent right or utility model |