CN221089023U - Be used for biax robot arm guide rail lead screw - Google Patents
Be used for biax robot arm guide rail lead screw Download PDFInfo
- Publication number
- CN221089023U CN221089023U CN202323159435.4U CN202323159435U CN221089023U CN 221089023 U CN221089023 U CN 221089023U CN 202323159435 U CN202323159435 U CN 202323159435U CN 221089023 U CN221089023 U CN 221089023U
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- Prior art keywords
- guide rail
- wall
- oil
- screw rod
- pipe
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- 239000003921 oil Substances 0.000 claims abstract description 80
- 239000010687 lubricating oil Substances 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 239000000945 filler Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Transmission Devices (AREA)
Abstract
The utility model discloses a guide rail screw for a double-shaft robot arm, which relates to the technical field of screws and comprises a guide rail and a screw rod arranged in the guide rail, wherein one end of the screw rod is rotationally connected with the side wall of the guide rail, the other end of the screw rod is rotationally sleeved with a lantern ring, the lantern ring is fixedly connected with the inner wall of the guide rail, the screw rod is in a hollow pipe arrangement, the side wall of the lantern ring is provided with a plurality of oil outlet holes which are arranged at intervals, the inner wall of the lantern ring is fixedly provided with a lubricating oil pocket, the side wall of the lubricating oil pocket is communicated with an oil outlet pipe, the oil outlet pipe is fixedly connected with the inner wall of the lantern ring, and a pipe orifice is rotationally sleeved with a first oil inlet pipe. According to the screw rod, the lantern ring, the lubricating oil bag, the oil outlet, the first oil inlet pipe, the second oil inlet pipe and the pressing oil outlet mechanism, lubricating oil can be added to the outer wall of the screw rod without manual intervention in the rotation process of the screw rod, smoothness of the screw rod in operation is improved, and clamping stagnation caused by dust is avoided as much as possible.
Description
Technical Field
The utility model relates to the technical field of screw rods, in particular to a guide rail screw rod for a double-shaft robot arm.
Background
The guide rail screw rod is a mechanical element for realizing accurate linear motion and positioning, and generally consists of a guide rail and a screw rod, wherein the guide rail is fixed on a base, the screw rod is arranged on the guide rail, the linear motion is realized through the rotation of the screw rod, and the guide rail screw rod is an unnecessary part of which the arm position of the biaxial robot can perform stable telescopic movement.
When more dust exists in the space used by the robot arm, the guide rail screw rod is exposed, so that dust is stained on the wall of the screw rod, the friction force of the screw rod outside sliding block when being matched with the screw rod during contact is increased, the screw rod moves not smoothly, even is blocked, the screw rod outside is required to be smeared with lubricating oil manually and regularly, the robot is required to be stopped when smeared, the robot arm cannot continuously work, and the using effect of the screw rod and the robot arm is reduced.
Disclosure of utility model
The present utility model has been made in view of the above-described problems with the conventional guide screw for a biaxial robot arm.
Therefore, the utility model aims to provide the guide rail screw rod for the double-shaft robot arm, which solves the problems that when the screw rod is used in a more dust environment, dust is attached to the outer side of the screw rod, so that the operation between the screw rod and a sliding block does not flow, and the addition of lubricating oil is needed by manual intervention.
In order to achieve the above object, the present utility model provides the following technical solutions:
The guide rail screw rod for the double-shaft robot arm comprises a guide rail and a screw rod arranged in the guide rail, one end of the screw rod is rotationally connected with the side wall of the guide rail, the other end of the screw rod is rotationally sleeved with a sleeve ring, the sleeve ring is fixedly connected with the inner wall of the guide rail, the screw rod is arranged in a hollow pipe, a plurality of oil outlet holes which are arranged at intervals are formed in the side wall of the screw rod, and a lubricating oil pocket is fixedly formed in the inner wall of the sleeve ring;
The side wall of the lubricating oil bag is communicated with an oil outlet pipe, the oil outlet pipe is fixedly connected with the inner wall of the lantern ring, a first oil inlet pipe is sleeved on the pipe orifice in a rotating mode, a plurality of second oil inlet pipes are communicated with the pipe wall of the first oil inlet pipe, and the pipe orifice of the second oil inlet pipe is inserted into the oil outlet hole;
the pipe wall of the first oil inlet pipe is provided with a pressing oil outlet mechanism for oil outlet.
Preferably, the pressing and traveling mechanism comprises a cam, a fixed plate is fixedly arranged on the inner wall of the screw rod, the first oil inlet pipe is fixedly arranged in the fixed plate in a penetrating mode, and the cam is fixedly sleeved on the pipe wall of the first oil inlet pipe and is matched with the lubricating oil.
Preferably, the pipe wall of the oil outlet pipe is fixedly sleeved with a liquid one-way valve.
Preferably, the top of the lubricating oil bag is fixedly provided with a fuel filler, and the inner wall of the fuel filler is slidably embedded with a sealing plug.
Further, the lateral part of lantern ring has seted up the through-hole, the upper end of lubricating oil bag is located the through-hole, the inner wall upper end screw thread of through-hole wears to be equipped with external screw thread seal tube.
Preferably, the inner walls of the oil outlet holes are all provided with filter pipes in an interference insertion mode, and the inner walls of the filter pipes are fixedly embedded with filter screens.
In the technical scheme, the utility model has the technical effects and advantages that:
1. according to the utility model, through the screw rod, the lantern ring, the lubricating oil pocket, the oil outlet pipe, the first oil inlet pipe, the second oil inlet pipe and the pressing oil outlet mechanism, lubricating oil can be added to the outer wall of the screw rod without manual intervention in the rotation process of the screw rod, so that the smoothness of the screw rod in operation is improved, and the clamping stagnation caused by dust is avoided as much as possible.
2. According to the utility model, through the lantern ring, the lubricating oil pocket, the oil filling port, the sealing plug and the through hole, the lubricating oil can be conveniently added into the lubricating oil pocket, and the lubricating oil on the outer wall of the screw rod can be ensured to be stably and continuously dripped.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1 in accordance with the present utility model;
Fig. 3 is a schematic perspective view of the screw and collar of the present utility model.
Reference numerals illustrate:
1. A guide rail; 2. a screw rod; 3. a collar; 4. an oil outlet hole; 5. a lubricating oil pocket; 6. an oil outlet pipe; 7. a first oil inlet pipe; 8. a second oil inlet pipe; 9. a cam; 10. a fixing plate; 11. a liquid one-way valve; 12. a fuel filler; 13. a sealing plug; 14. an external thread sealing tube; 15. a filter tube; 16. and (5) a filter screen.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
The embodiment of the utility model discloses a guide rail screw rod for a double-shaft robot arm.
The utility model provides a guide rail screw for a double-shaft robot arm, which is shown in figures 1-3, and comprises a guide rail 1 and a screw rod 2 arranged in the guide rail 1, wherein one end of the screw rod 2 is rotationally connected with the side wall of the guide rail 1, the other end of the screw rod 2 is rotationally sleeved with a lantern ring 3, the lantern ring 3 is fixedly connected with the inner wall of the guide rail 1, the screw rod 2 is arranged in a hollow pipe, the side wall of the screw rod is provided with a plurality of oil outlets 4 which are arranged at intervals, the inner wall of the lantern ring 3 is fixedly provided with a lubricating oil pocket 5, the side part of the lantern ring 3 is provided with a through hole, the upper end of the lubricating oil pocket 5 is positioned in the through hole, and the upper end of the inner wall of the through hole is threaded through with an external thread sealing tube 14;
The lateral wall intercommunication of lubricating oil pocket 5 is equipped with out oil pipe 6, goes out oil pipe 6 and the inner wall fixed connection of lantern ring 3, and mouth of pipe rotation cover is equipped with first oil feed pipe 7, and the pipe wall intercommunication of first oil feed pipe 7 is equipped with a plurality of second oil feed pipes 8, and the mouth of pipe of second oil feed pipe 8 inserts in the oil outlet 4.
When the guide rail screw rod is installed on a double-shaft robot arm for use, the external thread sealing tube 14 is taken down from the lantern ring 3, and then lubricating oil is added into the lubricating oil pocket 5, so that when the screw rod 2 rotates, the screw rod 2 rotates on the lantern ring 3, at the moment, the lubricating oil in the lubricating oil pocket 5 enters the first oil inlet tube 7 through the oil outlet tube 6, and in the lubricating oil dripping process, the lubricating oil in the first oil inlet tube 7 respectively enters the plurality of oil outlet holes 4 through the plurality of second oil inlet tubes 8, and the lubricating oil flows out through the oil outlet holes 4 and is adhered to the outer wall of the screw rod 2, so that the sliding smoothness between the screw rod 2 and the sliding block can be improved when the guide rail screw rod contacts with the sliding block, and the clamping stagnation caused by dust adhesion is avoided as much as possible.
In order to enable lubricating oil to stably flow out of the lubricating oil pocket 5 and drip outwards, as shown in fig. 2, an oil filling port 12 is fixedly arranged at the top of the lubricating oil pocket 5 in a penetrating manner, a sealing plug 13 is slidably embedded in the inner wall of the oil filling port 12, a pressing oil outlet mechanism for oil outlet is arranged on the wall of the first oil inlet pipe 7, a liquid one-way valve 11 is fixedly sleeved on the wall of the oil outlet pipe 6, the pressing travel mechanism comprises a cam 9, a fixing plate 10 is fixedly arranged on the inner wall of the screw rod 2, the first oil inlet pipe 7 is fixedly arranged in the fixing plate 10 in a penetrating manner, and the cam 9 is fixedly sleeved on the wall of the first oil inlet pipe 7 and is matched with the lubricating oil pocket 5.
Before lubricating oil drops are added, the sealing plug 13 is pulled out of the oil filling port 12, at the moment, lubricating oil can be added into the lubricating oil pocket 5 through the oil filling port 12, and when the screw rod 2 rotates, the screw rod 2 rotates under the support of the lantern ring 3 and drives the cam 9 to rotate through the first oil inlet pipe 7, so that the cam 9 intermittently extrudes the lubricating oil pocket 5, and lubricating oil in the lubricating oil pocket 5 can flow out into the first oil inlet pipe 7 and the second oil inlet pipe 8 through the oil outlet pipe 6 and the liquid one-way valve 11 under the action of pressure.
In order to ensure the cleanness of the lubricating oil because the external dust and impurities cannot enter the second oil inlet pipe 8 when the screw rod 2 is used, as shown in fig. 3, the inner walls of the oil outlet holes 4 are all provided with filter pipes 15 in an interference insertion manner, and the inner walls of the filter pipes 15 are fixedly embedded with filter screens 16.
Before the lead screw 2 is used, the filter tube 15 driving the filter screen 16 is inserted into the oil outlet 4, and the use position of the filter tube 15 can be ensured to be fixed by adopting interference connection, so that when lubricating oil is dripped, external dust is filtered by the filter screen 16 and cannot enter the second oil inlet tube 8, and the cleanliness of the lubricating oil during dripping is ensured.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. The utility model provides a be used for biax robot arm guide rail lead screw, includes guide rail (1) and locates inside lead screw (2) of guide rail (1), its characterized in that, the one end of lead screw (2) is rotated with the lateral wall of guide rail (1) and is connected, the other end of lead screw (2) rotates the cover and is equipped with lantern ring (3), lantern ring (3) and the inner wall fixed connection of guide rail (1), lead screw (2) are the empty tube setting, and the lateral wall has seted up a plurality of oil outlet (4) that the interval set up, the inner wall of lantern ring (3) is fixed to be equipped with lubricating oil pocket (5);
The side wall of the lubricating oil bag (5) is communicated with an oil outlet pipe (6), the oil outlet pipe (6) is fixedly connected with the inner wall of the lantern ring (3), a first oil inlet pipe (7) is sleeved on the pipe opening in a rotating mode, a plurality of second oil inlet pipes (8) are communicated with the pipe wall of the first oil inlet pipe (7), and the pipe opening of the second oil inlet pipe (8) is inserted into the oil outlet hole (4);
The wall of the first oil inlet pipe (7) is provided with a pressing oil outlet mechanism for oil outlet.
2. The guide rail screw for the double-shaft robot arm according to claim 1, wherein the pressing oil outlet mechanism comprises a cam (9), a fixing plate (10) is fixedly arranged on the inner wall of the screw (2), the first oil inlet pipe (7) is fixedly arranged in the fixing plate (10) in a penetrating mode, and the cam (9) is fixedly sleeved on the pipe wall of the first oil inlet pipe (7) and is matched with the lubricating oil pocket (5).
3. The guide rail screw for the biaxial robot arm according to claim 1, characterized in that the wall of the oil outlet pipe (6) is fixedly sleeved with a liquid one-way valve (11).
4. The guide rail screw for the double-shaft robot arm according to claim 1, wherein the top of the lubricating oil bag (5) is fixedly provided with a filling port (12), and the inner wall of the filling port (12) is slidably embedded with a sealing plug (13).
5. The guide rail screw for the biaxial robot arm according to claim 1, wherein the side part of the lantern ring (3) is provided with a through hole, the upper end of the lubricating oil bag (5) is positioned in the through hole, and the upper end thread of the inner wall of the through hole is provided with an external thread sealing tube (14) in a penetrating way.
6. The guide rail screw for the biaxial robot arm according to claim 1, wherein the inner walls of the oil outlet holes (4) are all provided with filter tubes (15) in an interference insertion manner, and the inner walls of the filter tubes (15) are fixedly embedded with filter screens (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323159435.4U CN221089023U (en) | 2023-11-23 | 2023-11-23 | Be used for biax robot arm guide rail lead screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323159435.4U CN221089023U (en) | 2023-11-23 | 2023-11-23 | Be used for biax robot arm guide rail lead screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221089023U true CN221089023U (en) | 2024-06-07 |
Family
ID=91318199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323159435.4U Active CN221089023U (en) | 2023-11-23 | 2023-11-23 | Be used for biax robot arm guide rail lead screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221089023U (en) |
-
2023
- 2023-11-23 CN CN202323159435.4U patent/CN221089023U/en active Active
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