CN204149169U - Joint of robot deceleration device - Google Patents
Joint of robot deceleration device Download PDFInfo
- Publication number
- CN204149169U CN204149169U CN201420575380.7U CN201420575380U CN204149169U CN 204149169 U CN204149169 U CN 204149169U CN 201420575380 U CN201420575380 U CN 201420575380U CN 204149169 U CN204149169 U CN 204149169U
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- China
- Prior art keywords
- screw mandrel
- nut
- utility
- primary speed
- model
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- 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.)
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Abstract
The utility model discloses a kind of joint of robot deceleration device, comprise primary speed-down device and double reduction gear, described primary speed-down device comprises base plate, line slideway and nut contiguous block, screw mandrel one and screw mandrel two are coaxially connected on screw mandrel bearing, the diameter of described screw mandrel one is greater than the diameter of screw mandrel two, and nut one and screw mandrel one, nut two and screw mandrel two are used in conjunction with each other each other.The beneficial effects of the utility model: by being arranged on primary speed-down device on deceleration device and double reduction gear, and primary speed-down device is coaxially connected by the screw mandrel of different size, described screw mandrel drives the nut contiguous block matched with it, and then reach under identical stroke, reach different revolutions, reach the effect of deceleration, and, by primary speed-down device and double reduction gear cooperatively interact slowing effect give prominence to, in addition, it is high that deceleration device of the present utility model has flexibility, the effect that precision is high, in addition the utility model also has simple to operate, the features such as cost of manufacture is low.
Description
Technical field
The utility model relates to a kind of joint of robot deceleration device.
Background technology
Joint of robot deceleration device comprises high accuracy and middle precision in the market, wherein high-precision have harmonic wave speed reducing machine or RV reductor, with high costs, in low precision have planetary reducer, cost is lower, but precision is poor, and gap is large, shaking phenomenon when mechanical arm moves stopping can being formed, reduce repetitive positioning accuracy.
For the problems referred to above in correlation technique, at present effective solution is not yet proposed.
Utility model content
For the problem in correlation technique, the utility model proposes a kind of joint of robot deceleration device, can solve the problem.
The technical solution of the utility model is achieved in that
A kind of joint of robot deceleration device, comprise base plate, described base plate is provided with fixed head one and fixed head two, described fixed head two is provided with motor, described motor is connected with double reduction gear, described double reduction gear is connected with primary speed-down device, described primary speed-down device comprises the line slideway be arranged on base plate, described line slideway slidably connects nut contiguous block, described nut contiguous block being provided with screw mandrel bearing described in screw mandrel bearing is fixed on holder, wherein, the two ends of described screw mandrel bearing are coaxially connected with screw mandrel one and screw mandrel two respectively, the helical pitch of wherein said screw mandrel one is greater than the helical pitch of screw mandrel two, and, described screw mandrel one is provided with the nut one matched with it, described screw mandrel two is provided with the nut two matched with it, described nut one and nut two are separately positioned on nut and are connected the fast left and right sides.
Further, described double reduction gear comprises driving gear and driven gear, and described driving gear is connected with motor, and the size of described driving gear is less than the size of driven gear.
Further, described nut contiguous block is hollow rectangular structure.
Further, described screw mandrel one and screw mandrel two comprise ball screw.The beneficial effects of the utility model: by being arranged on primary speed-down device on deceleration device and double reduction gear, and primary speed-down device is coaxially connected by the screw mandrel of different size, described screw mandrel drives the nut contiguous block matched with it, and then reach under identical stroke, reach different revolutions, reach the effect of deceleration, and, by primary speed-down device and double reduction gear cooperatively interact slowing effect give prominence to, in addition, it is high that deceleration device of the present utility model has flexibility, the effect that precision is high, in addition the utility model also has simple to operate, the features such as cost of manufacture is low.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is that the robot according to the utility model embodiment closes deceleration device structural representation;
Fig. 2 is the primary speed-down device schematic diagram according to the utility model embodiment.
In figure:
1, base plate; 2, fixed head one; 3, fixed head two; 4, motor; 5, primary speed-down device; 6, double reduction gear; 7, line slideway; 8, nut contiguous block; 9, nut one; 10, nut two; 11, screw mandrel one; 12, screw mandrel two; 13, screw mandrel bearing; 14, driving gear; 15, driven gear; 16, holder.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of the utility model protection.
With reference to Fig. 1-2, according to embodiment of the present utility model, provide a kind of joint of robot deceleration device, comprise base plate 1, described base plate 1 is provided with fixed head 1 and fixed head 23, described fixed head 23 is provided with motor 4, described motor is connected with double reduction gear 6, described double reduction gear 6 is connected with primary speed-down device 5, described primary speed-down device 5 comprises the line slideway 7 being arranged on base plate 1, described line slideway 7 slidably connects nut contiguous block 8, described nut contiguous block 8 being provided with screw mandrel bearing 13 described in screw mandrel bearing 13 is fixed on holder, wherein, the two ends of described screw mandrel bearing 13 are coaxially connected with screw mandrel 1 and screw mandrel 2 12 respectively, the helical pitch of wherein said screw mandrel 1 is greater than the helical pitch of screw mandrel 2 12, and, described screw mandrel 1 is provided with the nut 1 matched with it, described screw mandrel 2 12 is provided with the nut 2 10 matched with it, described nut 1 and nut 2 10 are separately positioned on the left and right sides that nut is connected fast 8.
Further, described double reduction gear 6 comprises driving gear 14 and driven gear 15, and described driving gear 14 is connected with motor 4, and the size of described driving gear 14 is less than the size of driven gear 15.
Further, described nut contiguous block 8 is hollow rectangular structure.
Further, described screw mandrel 1 and screw mandrel 2 12 comprise ball screw.
When specifically using, after energising, driving gear 14 is driven by motor 4, driving gear 14 drives driven gear 15, driving gear 14 is different with the size of driven gear 15 reaches a step decelerating effect, and driven gear 15 rotating band movable wire bar 2 12 rotates, screw mandrel 2 12 rotates, drive overall primary speed-down device 5, because primary speed-down device 5 is connected on a coaxial rigid bearing by the screw mandrel 1 of two kinds of different leads and screw mandrel 2 12, and screw mandrel 1 and the nut 1 screw mandrel 2 12 is provided with to coordinating and nut 2 10, whole primary speed-down device 5 will be made to produce displacement when driven gear 15 rotating band movable wire bar 2 12 rotates, and when being formed identical, the revolution of two screw mandrels is different, reach the slowing effect of another step, and, due to screw mandrel 1 and screw mandrel 2 12, driving gear 14 is different with the size of driven gear 15, and then define double reduction than different deceleration devices, reach further slowing effect.
In sum, by means of technique scheme of the present utility model, by being arranged on primary speed-down device on deceleration device and double reduction gear, and primary speed-down device is coaxially connected by the screw mandrel of different size, described screw mandrel drives the nut contiguous block matched with it, and then reach under identical stroke, reach different revolutions, reach the effect of deceleration, and, by primary speed-down device and double reduction gear cooperatively interact slowing effect give prominence to, in addition, it is high that deceleration device of the present utility model has flexibility, the effect that precision is high, in addition the utility model also has simple to operate, the features such as cost of manufacture is low.The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. a joint of robot deceleration device, comprise base plate (1), described base plate (1) is provided with fixed head one (2) and fixed head two (3), described fixed head two (3) is provided with motor (4), described motor is connected with double reduction gear (6), described double reduction gear (6) is connected with primary speed-down device (5), described primary speed-down device (5) comprises the line slideway (7) be arranged on base plate (1), described line slideway (7) slidably connects nut contiguous block (8), described nut contiguous block (8) is provided with screw mandrel bearing (13), described screw mandrel bearing (13) is fixed on holder, it is characterized in that, the two ends of described screw mandrel bearing (13) are coaxially connected with screw mandrel one (11) and screw mandrel two (12) respectively, the helical pitch of wherein said screw mandrel one (11) is greater than the helical pitch of screw mandrel two (12), and, described screw mandrel one (11) is provided with the nut one (9) matched with it, described screw mandrel two (12) is provided with the nut two (10) matched with it, described nut one (9) and nut two (10) are separately positioned on the left and right sides that nut is connected (8) soon.
2. joint of robot deceleration device according to claim 1, it is characterized in that, described double reduction gear (6) comprises driving gear (14) and driven gear (15), described driving gear (14) is connected with motor (4), further, the size of described driving gear (14) is less than the size of driven gear (15).
3. joint of robot deceleration device according to claim 1 and 2, is characterized in that, described nut contiguous block (8) is hollow rectangular structure.
4. robot arm deceleration device according to claim 1 and 2, is characterized in that, described screw mandrel one (11) and screw mandrel two (12) comprise ball screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420575380.7U CN204149169U (en) | 2014-09-30 | 2014-09-30 | Joint of robot deceleration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420575380.7U CN204149169U (en) | 2014-09-30 | 2014-09-30 | Joint of robot deceleration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204149169U true CN204149169U (en) | 2015-02-11 |
Family
ID=52507321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420575380.7U Expired - Fee Related CN204149169U (en) | 2014-09-30 | 2014-09-30 | Joint of robot deceleration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204149169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308857A (en) * | 2014-09-30 | 2015-01-28 | 黄国哲 | Robot joint reduction gear |
-
2014
- 2014-09-30 CN CN201420575380.7U patent/CN204149169U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308857A (en) * | 2014-09-30 | 2015-01-28 | 黄国哲 | Robot joint reduction gear |
| CN104308857B (en) * | 2014-09-30 | 2017-06-16 | 黄国哲 | Joint of robot deceleration device |
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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: 20150211 Termination date: 20150930 |
|
| EXPY | Termination of patent right or utility model |