CN212028460U - Selenium drum gear - Google Patents
Selenium drum gear Download PDFInfo
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- CN212028460U CN212028460U CN202020388864.6U CN202020388864U CN212028460U CN 212028460 U CN212028460 U CN 212028460U CN 202020388864 U CN202020388864 U CN 202020388864U CN 212028460 U CN212028460 U CN 212028460U
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- gear
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Abstract
The utility model discloses a selenium drum gear relates to gear technical field, aims at solving the poor problem of connection stability, and its technical scheme main points are: including the gear ring, be provided with the joint portion that a plurality of circumference permutation distribute on the gear ring terminal surface, joint portion has elasticity, joint portion inclines to the axial direction of gear ring, be provided with the support ring between the joint portion, the periphery of support ring is the conical surface form, joint portion supports presses in the periphery of support ring, still including the adjustment mechanism who is used for adjusting support ring axial position, when the gear ring removal was kept away from to the support ring, the conical surface of support ring promoted joint portion to outside elastic expansion. The utility model discloses a set up the bulge loop of adjustment mechanism and spacing usefulness, can support to joint portion through the bulge loop and press the support, adjust joint portion to suitable position, increase the inseparable degree of being connected of joint portion and other parts, improved the quality of selenium drum product on the whole.
Description
Technical Field
The utility model relates to a gear technical field, more specifically say, it relates to a selenium drum gear.
Background
Gears are accessories for transmitting torque, usually single, and are widely used by transmitting through external teeth of the gears.
The selenium drum is an accessory frequently used in printers of daily office, the selenium drum needs to be driven through a gear, gear parts in the selenium drum are usually injection-molded parts, and the selenium drum is connected with other parts through a clamping joint integrally molded on part of the gears. Wherein, the connected mode of the joint of part gear is the structure of jack catch form, and the joint portion through processing formation a plurality of circumference distributions on the axial of gear is served, and in the middle of inserting the shaft hole of adaptation through the connecting portion with jack catch form during the connection, the draw-in groove has in the middle of the shaft hole, and in the middle of the slot can be inserted to joint portion, realizes axial pivoted transmission.
However, in the middle of the actual connection process, because the jack catch forms through injection molding, there is certain difference in different injection mold, and the size of some gears can be slightly littleer, when leading to the joint portion of jack catch form to insert the spread groove, can have certain degree to rock, leads to the transmission of gear to have the shake to and the holistic quality of selenium drum.
Therefore, a new technical solution is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a selenium drum gear through setting up the bulge loop of adjustment mechanism and spacing usefulness, can support to joint portion through the bulge loop and press the support, adjusts joint portion to suitable position, increases the inseparable degree of being connected of joint portion and other parts, has improved the quality of selenium drum product on the whole.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a selenium drum gear, includes the ring gear, be provided with the joint portion that a plurality of circumference permutation distribute on the ring gear terminal surface, joint portion has elasticity, joint portion inclines to the axial direction of ring gear, be provided with the support ring between the joint portion, the periphery of support ring is conical surface form, joint portion supports presses in the periphery of support ring, still including the adjustment mechanism who is used for adjusting support ring axial position, when the ring gear removal was kept away from to the support ring, the conical surface of support ring promoted joint portion and expands to outside elasticity.
By adopting the technical means, the gear ring has enough strength through the middle supporting mechanism, the inner side of the clamping part is set to be in an inclined state, the supporting structure is used for carrying out radial support, and the supporting ring can be axially moved through the adjusting structure; and when supporting the ring and removing to the ring gear, the periphery that the support ring supported the pressure with joint portion reduces, leads to supporting joint portion elastic recovery partly, and joint portion expansion range reduces to realize the regulation of the elasticity that joint portion and outside shaft hole are connected.
Preferably, the method comprises the following steps: the inner side of the gear ring is connected with a connecting sleeve through a connecting rod.
Through adopting above-mentioned technical means, through setting up connecting rod and adapter sleeve, on the one hand can be connected with outside pivot through the part on the adapter sleeve, and on the other hand, the connecting rod of circumference permutation distribution can also keep the intensity performance of gear ring.
Preferably, the method comprises the following steps: the adjusting mechanism is a shaft sleeve, the shaft sleeve is in threaded connection with the inside of the connecting sleeve, and the connecting sleeve is connected with the support ring.
Through adopting above-mentioned technical means, can carry out axial reciprocating adjustment to the support ring through threaded connection's shaft hole to realize adjusting the removal, and joint portion supports when pressing the periphery face of support ring, still can produce an axial thrust on the axle sleeve, can increase the frictional force between the screw, plays the fixed effect of certain degree.
Preferably, the method comprises the following steps: one end of the shaft sleeve, which is far away from the support ring, is in threaded connection with a fixed sleeve, and the fixed sleeve is pressed against the connecting sleeve.
Through adopting above-mentioned technical means, through setting up fixed cover, fixed cover can support through the screw thread rotation and press on the connecting sleeve, increases the frictional force between the screw thread to realize the fixed spacing of axle sleeve and support ring.
Preferably, the method comprises the following steps: the shaft sleeve is rotatably connected with the support ring, a convex ring is arranged on the periphery of the shaft sleeve, a groove matched with the convex ring is formed in the inner peripheral wall of the shaft hole of the support ring, and the convex ring is axially and rotatably connected in the groove.
By adopting the technical means, the rotatable structure is arranged between the shaft sleeve and the support ring and is realized by the mutually matched annular grooves of the convex rings; because the relation of rotating the connection, when the axle sleeve screw thread was adjusted, the support ring can not follow the support sleeve and rotate, can reduce the support ring and the inboard friction of joint portion, reduces the wearing and tearing of accessory.
Preferably, the method comprises the following steps: still including being used for restricting support ring axial pivoted stop gear, stop gear is including connecting a plurality of gag lever posts on the connecting rod, be provided with spacing hole on the support ring, gag lever post axial sliding connects in spacing hole.
Through adopting above-mentioned technical means, carry on spacingly to support ring and joint portion through setting up stop gear to gag lever post and spacing groove through the axial setting carry out the axial restriction, make at the axial rotation of screw thread adjusting shaft sleeve in-process restriction support ring and joint portion, reduce wearing and tearing between the two.
Preferably, the method comprises the following steps: still including having elastic stop collar, the outside at joint portion is established to the stop collar cover for the outside elastic deformation of restriction joint portion.
Through adopting above-mentioned technical means, establish the stop collar through the cover, the stop collar can adopt rubber materials to make, can produce inward extrusion in the outside of joint portion, keeps joint portion can normally resume to inboard elasticity, prevents to relapse elastic deformation back joint portion's elasticity performance decline and unable regulation.
Preferably, the method comprises the following steps: still include the elastic ring, the elastic ring is in the coaxial setting of gear ring, the elastic ring is connected with the one end that gear ring was kept away from to joint portion for the outside elastic deformation of restriction joint portion.
Through adopting above-mentioned technical means, through setting up the elastic ring, the elastic ring also can be that rubber materials make, and the effect of elastic ring is similar with the effect of stop collar, can increase the elasticity resilience ability of joint portion to can also keep the stability of joint portion deformation process to a certain extent.
To sum up, the utility model discloses following beneficial effect has:
1. through setting up the bulge loop of adjustment mechanism and spacing usefulness, can support the pressure support through the bulge loop to joint portion, increase the inseparable degree of being connected of joint portion and other parts.
2. Through setting the axle sleeve and the support ring to the structure of rotating the connection, can reduce wearing and tearing between them in the accommodation process, improve accommodation process's stability.
Drawings
Fig. 1 is a schematic structural view of a toner cartridge gear of the present invention;
fig. 2 is a cross-sectional view of the toner cartridge gear of the present invention.
In the figure: 1. a gear ring; 2. a clamping part; 3. a connecting rod; 4. connecting sleeves; 5. a shaft sleeve; 6. a convex ring; 7. a support ring; 8. fixing a sleeve; 9. an elastic ring; 10. a limiting sleeve; 11. a limiting hole; 12. a limiting rod.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example (b): the utility model provides a selenium drum gear, as shown in fig. 1-2, includes gear ring 1, gear ring 1 supports through middle supporting mechanism to set the inboard of joint portion 2 to the state of slope, radially support through bearing structure, gear ring 1's inboard is connected with adapter sleeve 4 through connecting rod 3, can be connected with outside pivot through the part on adapter sleeve 4 on the one hand, and on the other hand, connecting rod 3 that the circumference was arranged in line and is distributed can also keep gear ring 1's intensity performance. Be provided with the joint portion 2 that a plurality of circumferences were arranged in an array and are distributed on 1 terminal surface of gear ring, joint portion 2 has elasticity, and joint portion 2 inclines to gear ring 1's axial direction, is provided with support ring 7 between joint portion 2, and the periphery of support ring 7 is the conical surface form, and joint portion 2 supports to press in support ring 7's periphery, still including the adjustment mechanism who is used for adjusting support ring 7 axial position, and when support ring 7 kept away from gear ring 1 and removes, support ring 7's conical surface promoted the outside elasticity expansion of joint portion 2.
Adjustment mechanism is axle sleeve 5, and 5 threaded connection of axle sleeve are in adapter sleeve 4, and adapter sleeve 4 is connected with support ring 7, and threaded connection's shaft hole can carry out axial reciprocating motion to support ring 7 to realize adjusting the removal, and joint portion 2 supports when pressing the periphery of support ring 7, still can produce an axial thrust on axle sleeve 5, can increase the frictional force between the screw, plays the fixed effect of certain degree.
One end threaded connection that support ring 7 was kept away from to axle sleeve 5 has fixed cover 8, and fixed cover 8 supports with adapter sleeve 4 and presses, and fixed cover 8 can support through the screw thread rotation and press on adapter sleeve 4, increases the frictional force between the screw thread to it is spacing to realize axle sleeve 5 and support ring 7's fixed.
The shaft sleeve 5 is rotatably connected with the support ring 7, the convex ring 6 is arranged on the periphery of the shaft sleeve 5, a groove matched with the convex ring 6 is formed in the inner peripheral wall of a shaft hole of the support ring 7, the convex ring 6 is axially rotatably connected in the groove, the limiting mechanism is further arranged, the limiting mechanism comprises a plurality of limiting rods 12 connected to the connecting rod 3, limiting holes 11 are formed in the support ring 7, and the limiting rods 12 are axially and slidably connected in the limiting holes 11.
A rotatable structure is arranged between the shaft sleeve 5 and the support ring 7 and is realized by the annular grooves of the convex rings 6 which are mutually matched; due to the rotary connection relationship, when the shaft sleeve 5 is in threaded adjustment, the support ring 7 cannot rotate along with the support shaft sleeve 5, so that the friction between the support ring 7 and the inner side of the clamping part 2 can be reduced, the abrasion of accessories is reduced, and the axial limitation is performed through the limiting rod 12 and the limiting groove which are axially arranged, so that the axial rotation of the support ring 7 and the clamping part 2 is limited in the process of adjusting the shaft sleeve 5 in a threaded manner, and the abrasion between the support ring 7 and the clamping part 2 is reduced; in order to limit the axial rotation of the support ring 7 and the clamping portion 2, there are various ways that can be realized by providing a suitable limiting sliding groove on the periphery of the support ring 7, and the like, which are not described herein.
In order to increase the elastic deformation's of joint portion 2 stability, still set up and have elastic stop collar 10 and elastic ring 9, stop collar 10 and elastic ring 9 all can be that rubber materials make, the outside at joint portion 2 is established to stop collar 10 cover, be used for limiting the outside elastic deformation of joint portion 2, stop collar 10 can adopt rubber materials to make, can produce inside extrusion in the outside of joint portion 2, keep joint portion 2 can normally resume to inboard elasticity, prevent to relapse elastic deformation back joint portion 2's elasticity performance decline and unable regulation. Elastic ring 9 is connected in the coaxial setting of gear ring 1, and elastic ring 9 is connected with the one end that gear ring 1 was kept away from to joint portion 2 for the outside elastic deformation of restriction joint portion 2, elastic ring 9's effect is similar with stop collar 10's effect, can increase joint portion 2's elasticity resilience, and can also keep the stability of 2 deformation processes of joint portion to a certain extent.
The adjusting structure axially moves the support ring 7, and because the outer peripheral surface of the support ring 7 is in a conical shape, when the support ring 7 moves away from the gear ring 1, the conical surface of the support ring 7 pushes the clamping part 2 to elastically expand outwards; and when support ring 7 removed to gear ring 1, support ring 7 supported the periphery of pressing with joint portion 2 mutually and dwindled, leaded to supporting 2 elastic recovery of joint portion partly, and the expansion range of joint portion 2 reduces to realize the regulation of the elasticity that joint portion 2 and outside shaft hole are connected.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a selenium drum gear, its characterized in that, includes ring gear (1), be provided with joint portion (2) that a plurality of circumference permutation distributes on ring gear (1) terminal surface, joint portion (2) have elasticity, joint portion (2) are to the axial direction slope of ring gear (1), be provided with support ring (7) between joint portion (2), the periphery of support ring (7) is the conical surface form, joint portion (2) support and press in the periphery of support ring (7), still including the adjustment mechanism who is used for adjusting support ring (7) axial position, when ring gear (1) was kept away from in support ring (7) removes, the conical surface of support ring (7) promoted joint portion (2) and expand to outside elasticity.
2. A cartridge gear according to claim 1, wherein: the inner side of the gear ring (1) is connected with a connecting sleeve (4) through a connecting rod (3).
3. A cartridge gear according to claim 2, wherein: the adjusting mechanism is a shaft sleeve (5), the shaft sleeve (5) is in threaded connection with the connecting sleeve (4), and the connecting sleeve (4) is connected with the support ring (7).
4. A cartridge gear according to claim 3, wherein: one end of the shaft sleeve (5) far away from the support ring (7) is in threaded connection with a fixed sleeve (8), and the fixed sleeve (8) is pressed against the connecting sleeve (4).
5. A cartridge gear according to claim 4, wherein: the bearing is characterized in that the shaft sleeve (5) is rotatably connected with the support ring (7), a convex ring (6) is arranged on the periphery of the shaft sleeve (5), a groove matched with the convex ring (6) is formed in the inner peripheral wall of the shaft hole of the support ring (7), and the convex ring (6) is axially and rotatably connected into the groove.
6. A cartridge gear according to claim 5, wherein: still including being used for restricting support ring (7) axial pivoted stop gear, stop gear is including connecting a plurality of gag lever posts (12) on connecting rod (3), be provided with spacing hole (11) on support ring (7), gag lever post (12) axial sliding connects in spacing hole (11).
7. A cartridge gear according to claim 1, wherein: still including having elastic stop collar (10), stop collar (10) cover is established in the outside of joint portion (2) for restriction joint portion (2) outside elastic deformation.
8. A cartridge gear according to claim 1, wherein: still include elastic ring (9), elastic ring (9) are in the coaxial setting of gear ring (1), elastic ring (9) are connected with the one end that gear ring (1) was kept away from in joint portion (2) for the outside elastic deformation of restriction joint portion (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020388864.6U CN212028460U (en) | 2020-03-24 | 2020-03-24 | Selenium drum gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020388864.6U CN212028460U (en) | 2020-03-24 | 2020-03-24 | Selenium drum gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212028460U true CN212028460U (en) | 2020-11-27 |
Family
ID=73487807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020388864.6U Active CN212028460U (en) | 2020-03-24 | 2020-03-24 | Selenium drum gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212028460U (en) |
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2020
- 2020-03-24 CN CN202020388864.6U patent/CN212028460U/en active Active
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