CN212251007U - Efficient and stable transmission rod - Google Patents
Efficient and stable transmission rod Download PDFInfo
- Publication number
- CN212251007U CN212251007U CN202020197607.4U CN202020197607U CN212251007U CN 212251007 U CN212251007 U CN 212251007U CN 202020197607 U CN202020197607 U CN 202020197607U CN 212251007 U CN212251007 U CN 212251007U
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- screw rod
- ball
- screw
- oil hole
- stable transfer
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Abstract
The utility model provides a high-efficient stable transfer line relates to the transmission device field. The efficient and stable transmission rod comprises a screw rod, wherein threads are arranged on the outer wall of the screw rod, mounting shaft ends are fixedly connected to two ends of the screw rod, the radial width of each mounting shaft end is smaller than that of the screw rod, a screw rod shaft center hole is formed in the shaft center of the screw rod and the mounting shaft ends, a mounting groove is formed in the end, far away from the screw rod, of each mounting shaft end, a rubber sealing cover is arranged at one end, close to the mounting groove, of each screw rod shaft center hole, an oil hole is formed in the screw rod, one end of the oil hole is communicated with the screw rod shaft center hole, the other end of the oil hole extends. The utility model discloses a can bring the lubrication for the outside rotatory work piece of transfer line, reduce the frictional force between work piece and the lead screw, and then improve the work efficiency of transfer line, prolong the life of transfer line, satisfy the user demand.
Description
Technical Field
The utility model relates to a transmission technical field specifically is a high-efficient stable transfer line.
Background
The ball screw is the most commonly used transmission element in tool machinery and precision machinery, and has the main function of converting rotary motion into linear motion or converting torque into axial repeated acting force, and has the characteristics of high precision, reversibility and high efficiency.
Among the prior art, ball can not carry out effectual lubrication to the screw rod in the use to lead to the frictional force grow between screw rod and the work piece, the work efficiency and the life of screw rod reduce when using for a long time, can not satisfy user's demand, we provide a high-efficient stable transfer line for this reason, can lubricate the screw rod, reduce the frictional force between work piece and the screw rod, and then improve the work efficiency of transfer line, the life of extension transfer line satisfies user's demand.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a to prior art not enough, the utility model provides a high-efficient stable transfer line to solve the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the efficient and stable transmission rod comprises a screw rod, wherein threads are arranged on the outer wall of the screw rod, mounting shaft ends are fixedly connected to two ends of the screw rod, the radial width of each mounting shaft end is smaller than that of the screw rod, a screw rod shaft center hole is formed in the shaft center of the screw rod and the mounting shaft end, a mounting groove is formed in one end, far away from the screw rod, of the mounting shaft end, a rubber sealing cover is arranged at one end, close to the mounting groove, of the screw rod shaft center hole, an oil hole is formed in the screw rod, one end of the oil hole is communicated with the screw rod shaft center hole, the other end of the oil hole extends to the outer surface of the screw rod and is located between every two.
Preferably, the lubricating assembly comprises a ball, the ball is embedded in one end, close to the outer surface of the screw, of the oil hole, a support ring is fixedly connected to the inner wall of the oil hole, and a conical spring is arranged between the ball and the support ring.
Preferably, one end of the conical spring is fixedly connected to the upper surface of the support ring, the other end of the conical spring abuts against the ball, the conical spring is in a compressed state, and the spring abuts against the ball against the arc-shaped opening.
Preferably, one end of the oil hole close to the outer surface of the screw is provided with an arc-shaped opening corresponding to the ball, and the ball abuts against the arc-shaped opening.
Preferably, the upper surface of the rubber sealing cover is fixedly connected with a rubber handle.
Preferably, the lead of the screw is 4.8786 + -0.015 mm, the thread form angle of the screw is 40 °, the outer diameter of the screw is 6.8mm, the difference in wear is 0.08mm, and the inner diameter of the screw is 4.55 + -0.05 mm.
Preferably, the thread side wall is connected with a screw ball in a rolling manner, the diameter of the screw ball is 0.9mm, the diameter of a circle formed by the rotation of the vertex of the screw ball around the axis of the screw is 7.156mm, and the abrasion difference is 0.08 mm.
The utility model provides a high-efficient stable transfer line, its beneficial effect who possesses as follows:
1. this high-efficient stable transfer line, through setting up lead screw axle center hole and oilhole, make the butter store in the oilhole, slide and when passing through the ball along transfer line screw thread bottom when the work piece, can push down the ball and compress conical spring, the ball rotates and takes the butter out this moment, lubricated work piece surface, this device can bring the lubrication for the outside rotatory work piece of transfer line, reduce the frictional force between work piece and the lead screw, and then improve the work efficiency of transfer line, the life of extension transfer line, satisfy the user demand.
2. This high-efficient stable transfer line, through setting up lubricated subassembly, when the work piece does not compress the ball, conical spring supports the ball at the arc opening to make the butter can not spill over, cause the butter extravagant when avoiding not having the work piece function.
3. This high-efficient stable transfer line, through setting up the rubber handle, the person of facilitating the use takes out or installs the rubber seal lid, can plug up the butter entrance through the rubber seal lid, prevents that the butter from leaking.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;
FIG. 3 is a radial cross-sectional view of the screw structure of the present invention;
FIG. 4 is an enlarged view of the point B in FIG. 3 according to the present invention;
FIG. 5 is a side view of the mounting shaft end of the present invention;
fig. 6 is a cross-sectional view of the thread structure of the present invention.
In the figure: 1 screw, 101 threads, 102 screw shaft center holes, 103 oil holes, 104 screw balls, 2 mounting shaft ends, 201 mounting grooves, 202 rubber sealing covers, 203 rubber handles, 3 balls, 301 conical springs and 302 supporting rings.
Detailed Description
The embodiment of the utility model provides a high-efficient stable transfer line, as shown in fig. 1-6, including screw rod 1, screw rod 1's outer wall is equipped with screw thread 101, and screw rod 1's both ends fixedly connected with installation axle head 2, the radial width of installation axle head 2 is less than screw rod 1's radial width, and screw rod axle center hole 102 has been seted up to screw rod 1 and the axle center department of installation axle head 2, and installation axle head 2 keeps away from the one end of screw rod 1 and has seted up mounting groove 201.
One end of the screw shaft central hole 102 close to the mounting groove 201 is provided with a rubber sealing cover 202, an oil hole 103 is formed in the screw 1, one end of the oil hole 103 is communicated with the screw shaft central hole 102, the other end of the oil hole 103 extends to the outer surface of the screw 1 and is located between two adjacent threads 101, and one end of the oil hole 103 close to the outer surface of the screw 1 is provided with a lubricating component.
The device can lubricate the rotating workpiece outside the transmission rod, reduce the friction force between the workpiece and the screw rod, further improve the working efficiency of the transmission rod, prolong the service life of the transmission rod and meet the requirements of users.
The lubricating assembly comprises a ball 3, the ball 3 is embedded in one end, close to the outer surface of the screw rod 1, of the oil hole 103, a support ring 302 is fixedly connected to the inner wall of the oil hole 103, a conical spring 301 is arranged between the ball 3 and the support ring 302, when a workpiece slides along the bottom of the thread of the transmission rod and passes through the ball 3, the ball 3 can be pressed down and the conical spring 301 is compressed, and at the moment, the ball 3 rotates and takes grease out to lubricate the surface of the workpiece.
One end of the conical spring 301 is fixedly connected to the upper surface of the support ring 302, the other end of the conical spring 301 abuts against the ball 3, the conical spring 301 is in a compressed state, and the ball 3 abuts against the arc-shaped opening by the conical spring 301.
One end that oilhole 103 is close to screw 1 surface is equipped with the arc opening corresponding with ball 3, and ball 3 offsets with the arc opening, and when the work piece did not compress ball 3, conical spring 301 supported ball 3 at the arc opening to make the butter can not spill over, cause the butter extravagant when avoiding not having the work piece function.
The upper surface fixedly connected with rubber handle 203 of rubber seal lid 202, rubber handle 203 person of facilitating the use takes out or installs rubber seal lid 202, can block up the butter entrance through rubber seal lid 202, prevent the butter and leak, rubber seal lid 202 belongs to high elasticity macromolecular compound, its lateral wall is equipped with strip fold, can provide fine sealing performance, and this kind of macromolecular compound can use in the temperature range of broad, give less stress and will produce great deformation in different media, this kind of deformation can provide contact pressure, compensate the leakage clearance, thereby reach sealed purpose.
The lead of the screw 1 is 4.8786 +/-0.015 mm, the thread form angle of the screw 1 is 40 degrees, the outer diameter of the screw 1 is 6.8mm, the abrasion difference is 0.08mm, and the inner diameter of the screw 1 is 4.55 +/-0.05 mm.
The side wall of the thread 101 is connected with a screw ball 104 in a rolling way, the diameter of the screw ball 104 is 0.9mm, the diameter of a circle formed by the rotation of the top point of the screw ball 104 around the axis of the screw is 7.156mm, and the abrasion difference is 0.08 mm.
The working principle is as follows: when the device is used, a user firstly holds the rubber handle 203 to stretch outwards, then drives the rubber sealing cover 202 to be separated from the screw shaft central hole 102, butter is added into the screw shaft central hole 102 and enters the oil hole 103 through the screw shaft central hole 102, the conical spring 301 is in a compressed state and supports the ball 3 against the arc-shaped opening, the butter is stored in the oil hole 103, after the butter is filled, the rubber handle 203 is held to press the rubber sealing cover 202 inwards along the screw shaft central hole 102, the rubber sealing cover 202 is plugged into the screw shaft central hole 102, the operation can prevent the butter from leaking outwards, the transmission rod is fixed by the mounting shaft end 2, when a workpiece slides along the thread bottom of the transmission rod and passes through the ball 3, the ball 3 is pressed downwards and compresses the conical spring 301, the ball 3 rotates and takes out the butter to lubricate the surface of the workpiece, and the device can lubricate a rotating workpiece outside the transmission rod, the friction between the workpiece and the screw rod is reduced, so that the working efficiency of the transmission rod is improved, the service life of the transmission rod is prolonged, and the requirements of users are met.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a high-efficient stable transfer line, includes screw rod (1), its characterized in that: the outer wall of the screw rod (1) is provided with threads (101), two ends of the screw rod (1) are fixedly connected with mounting shaft ends (2), the radial width of the mounting shaft end (2) is less than that of the screw (1), the axes of the screw rod (1) and the mounting shaft end (2) are provided with a screw rod axis hole (102), an installation groove (201) is arranged at one end of the installation shaft end (2) far away from the screw rod (1), one end of the screw mandrel hole (102) close to the mounting groove (201) is provided with a rubber sealing cover (202), an oil hole (103) is formed in the screw (1), one end of the oil hole (103) is communicated with a screw rod axial hole (102), the other end of the oil hole (103) extends to the outer surface of the screw (1) and is positioned between two adjacent threads (101), and a lubricating component is arranged at one end of the oil hole (103) close to the outer surface of the screw rod (1).
2. A highly efficient and stable transfer bar as claimed in claim 1 wherein: the lubricating assembly comprises a ball (3), the ball (3) is embedded in one end, close to the outer surface of the screw rod (1), of the oil hole (103), a support ring (302) is fixedly connected to the inner wall of the oil hole (103), and a conical spring (301) is arranged between the ball (3) and the support ring (302).
3. A highly efficient and stable transfer bar as claimed in claim 2 wherein: one end of the conical spring (301) is fixedly connected to the upper surface of the support ring (302), the other end of the conical spring (301) is abutted against the ball (3), and the conical spring (301) is in a compressed state.
4. A highly efficient and stable transfer bar as claimed in claim 2 wherein: one end of the oil hole (103) close to the outer surface of the screw rod (1) is provided with an arc opening corresponding to the ball (3), and the ball (3) is abutted to the arc opening.
5. A highly efficient and stable transfer bar as claimed in claim 1 wherein: the upper surface of the rubber sealing cover (202) is fixedly connected with a rubber handle (203).
6. A highly efficient and stable transfer bar as claimed in claim 1 wherein: the lead of screw rod (1) is 4.8786 ± 0.015mm, the profile angle of screw rod (1) is 40 °, the external diameter of screw rod (1) is 6.8mm, and the difference of wear is 0.08mm, the internal diameter of screw rod (1) is 4.55 ± 0.05 mm.
7. A highly efficient and stable transfer bar as claimed in claim 1 wherein: the thread (101) side wall is connected with a screw rod ball (104) in a rolling mode, the diameter of the screw rod ball (104) is 0.9mm, the diameter of a circle formed by the rotation of the top point of the screw rod ball (104) around the axis of a screw rod is 7.156mm, and the abrasion difference is 0.08 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020197607.4U CN212251007U (en) | 2020-02-21 | 2020-02-21 | Efficient and stable transmission rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020197607.4U CN212251007U (en) | 2020-02-21 | 2020-02-21 | Efficient and stable transmission rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212251007U true CN212251007U (en) | 2020-12-29 |
Family
ID=73989661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020197607.4U Active CN212251007U (en) | 2020-02-21 | 2020-02-21 | Efficient and stable transmission rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212251007U (en) |
-
2020
- 2020-02-21 CN CN202020197607.4U patent/CN212251007U/en active Active
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