CN218326057U - Reverse double-lining sliding screw rod - Google Patents
Reverse double-lining sliding screw rod Download PDFInfo
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- CN218326057U CN218326057U CN202222632871.8U CN202222632871U CN218326057U CN 218326057 U CN218326057 U CN 218326057U CN 202222632871 U CN202222632871 U CN 202222632871U CN 218326057 U CN218326057 U CN 218326057U
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Abstract
The utility model relates to the technical field of linear transmission, in particular to a reverse double-bush sliding screw rod, which comprises a base, a forward rotation screw rod and a reverse rotation screw rod, wherein a rotation cavity is arranged in the base, and a first rotation limiting element and a second rotation limiting element are arranged in the rotation cavity; one end of the forward rotation screw is connected with the first rotation limiting element, the other end of the forward rotation screw is provided with a first driving end, a forward rotation thread is arranged on the outer diameter of the forward rotation screw, and a forward rotation lining is slidably connected to the forward rotation thread; one end of the reverse screw rod is connected with the second rotary limiting element, the other end of the reverse screw rod is provided with a second driving end, a reverse screw thread is arranged on the outer diameter of the reverse screw rod, and a reverse lining is slidably connected to the reverse screw thread. The utility model discloses connect corotation screw rod and reversal screw rod respectively at the both ends of base, both can the autonomous working, especially are fit for the duplex bit architecture of longmen processing, can realize positive and negative autonomous working, and cooperation servo motor connects the drive, the transmission of real new duplex bit, stable in structure, the practicality is strong.
Description
Technical Field
The utility model relates to a linear transmission technical field especially relates to a reverse two bush sliding screw.
Background
Linear module is widely used in multiple mechanical equipment, like processing equipment, check out test set, smart machine and arm etc. for connect execute component and drive execute component and carry out linear displacement. The conventional linear module generally includes a synchronous belt module, a linear motor module and a ball screw module.
Wherein, in the ball screw module, be through the transmission of motor drive ball screw reality new straight line, present ball screw structure mostly only single direction transmission, need adopt two sets of or above structure can be realized when the multistation transmission to some longmen processing equipment, adopt more than two sets of structure cost higher, occupation space area is also great, consequently can improve to current lead screw structure.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a connect corotation screw rod and reversal screw rod respectively at the both ends of base, both can the autonomous working, and especially suitable longmen processing's duplex bit architecture can realize the positive and negative autonomous working, and the drive is connected to cooperation duplex bit servo motor, the transmission of real new duplex bush, stable in structure, reverse double-deck slip lead screw that the practicality is strong.
The utility model adopts the technical proposal that: a reverse double-bush sliding screw rod comprises a base, a forward rotation screw rod and a reverse rotation screw rod, wherein a rotation cavity is arranged in the base, and a first rotation limiting element and a second rotation limiting element are arranged in the rotation cavity; one end of the forward rotation screw is connected to the first rotation limiting element, the other end of the forward rotation screw is provided with a first driving end, a forward rotation thread is arranged on the outer diameter of the forward rotation screw, and a forward rotation bushing is slidably connected to the forward rotation thread; one end of the reverse screw is connected with the second rotary limiting element, the other end of the reverse screw is provided with a second driving end, a reverse screw thread is arranged on the outer diameter of the reverse screw, and a reverse lining is slidably connected to the reverse screw thread.
The further improvement of the scheme is that fixing pieces are arranged on two sides of the base and are integrally formed with the base, and the fixing pieces are used for fixing and mounting the base.
In a further improvement of the above aspect, the rotation chamber has a spacer ring therein, the spacer ring separating the first rotation limiting element from the second rotation limiting element.
The further improvement of the scheme is that a first cover plate is arranged on the outer side of the rotating cavity and limits the first rotating limiting element in the rotating cavity.
The further improvement of the scheme is that a second cover plate is arranged on the outer side of the rotating cavity and limits the second rotating limiting element in the rotating cavity.
The further improvement of the above scheme is that the first rotation limiting element and the second rotation limiting element are both bearings.
The further improvement of the scheme is that the first driving end is provided with a first rotary connecting part, and the first driving end, the first rotary connecting part and the forward rotation screw rod are integrally formed.
The scheme is further improved in that the forward rotation screw is formed by processing an SKD11 material or a DC53 material after quenching, and the forward rotation thread is an arc thread groove and is formed on the outer diameter of the forward rotation screw through grooving processing.
The further improvement of the scheme is that the second driving end is provided with a second rotary connecting part, and the second driving end, the second rotary connecting part and the reverse screw rod are integrally formed.
The scheme is further improved in that the reverse screw is formed by processing an SKD11 material or a DC53 material after quenching, and the reverse thread is an arc thread groove and is formed on the outer diameter of the reverse screw through grooving processing.
The utility model has the advantages that:
compare current slip lead screw, the utility model discloses the base has been set up to connect corotation screw rod and reversal screw rod respectively at the both ends of base, both can the autonomous working, and the duplex position structure of especially being fit for longmen processing can realize positive and negative autonomous working, and the drive is connected to cooperation servo motor, and the transmission of real new duplex position, stable in structure, the practicality is strong. Specifically, a base, a forward rotation screw rod and a reverse rotation screw rod are arranged, a rotation cavity is arranged in the base, and a first rotation limiting element and a second rotation limiting element are arranged in the rotation cavity; one end of the forward rotation screw is connected to the first rotation limiting element, the other end of the forward rotation screw is provided with a first driving end, a forward rotation thread is arranged on the outer diameter of the forward rotation screw, and a forward rotation bushing is slidably connected to the forward rotation thread; one end of the reverse screw is connected with the second rotary limiting element, the other end of the reverse screw is provided with a second driving end, a reverse screw thread is arranged on the outer diameter of the reverse screw, and a reverse lining is slidably connected to the reverse screw thread. The rotary limiting element is used for limiting one end of the screw in a rotary mode, the structural stability is good when the rotary limiting element is driven in a rotary mode, and the rotary limiting element is particularly used for double stations of a gantry module and high in practicability.
Drawings
Fig. 1 is a schematic perspective view of a reverse double-bush sliding screw rod of the present invention;
FIG. 2 is a perspective view of the reverse double bushing sliding lead screw of FIG. 1 from another perspective;
fig. 3 is a schematic structural view of a base of the reverse double-bushing sliding screw of fig. 1.
Description of reference numerals: the device comprises a base 1, a rotation cavity 11, a first rotation limiting element 111, a second rotation limiting element 112, a spacer ring 113, a first cover plate 114, a second cover plate 115, a fixing plate 12, a forward rotation screw rod 2, a first driving end 21, a first rotation connecting part 211, a forward rotation screw thread 22, a forward rotation bush 23, a reverse rotation screw rod 3, a second driving end 31, a second rotation connecting part 311, a reverse rotation screw thread 32 and a reverse rotation bush 33.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1 to 3, a reverse double-bushing sliding screw is provided with a base 1, a forward rotation screw 2, and a reverse rotation screw 3, wherein a rotation cavity 11 is arranged in the base 1, and a first rotation limiting element 111 and a second rotation limiting element 112 are arranged in the rotation cavity 11; one end of the forward rotation screw rod 2 is connected to the first rotation limiting element 111, the other end of the forward rotation screw rod 2 is provided with a first driving end 21, a forward rotation thread 22 is arranged on the outer diameter of the forward rotation screw rod 2, and a forward rotation lining 23 is connected to the forward rotation thread 22 in a sliding mode; one end of the reverse screw rod 3 is connected to the second rotation limiting element 112, the other end of the reverse screw rod is provided with a second driving end 31, a reverse thread 32 is arranged on the outer diameter of the reverse screw rod 3, and a reverse bushing 33 is slidably connected to the reverse thread 32.
The two sides of the base 1 are provided with fixing pieces 12, the fixing pieces 12 and the base 1 are formed through integrated processing, the fixing pieces 12 are used for fixedly mounting the base 1, the base 1 is fixedly mounted through the fixing pieces 12, and the forward rotation screw rod 2 and the reverse rotation screw rod 3 are convenient to rotate and limit after the structure is fixed.
The rotating cavity 11 is provided with a spacer ring 113, the first rotation limiting element 111 and the second rotation limiting element 112 are separated by the spacer ring 113, and the two rotation limiting elements are separated by the spacer ring 113, so that the two elements do not interfere with each other and the work is stable.
The outer side of the rotating cavity 11 is provided with a first cover plate 114, the first cover plate 114 limits the first rotating limiting element 111 in the rotating cavity 11, the further improvement is that the outer side of the rotating cavity 11 is provided with a second cover plate 115, the second cover plate 115 limits the second rotating limiting element 112 in the rotating cavity 11, the second cover plate 115 is used for installing the rotating limiting element, and the structural stability is good.
The first rotation limiting element 111 and the second rotation limiting element 112 are both bearings, and the bearings are used for rotation limiting installation, so that the stability is good during rotation driving.
The second driving end 31 is provided with a second rotation coupling portion 311, and the second driving end 31 is integrally formed with the second rotation coupling portion 311 and the reverse rotation screw 3. The reverse rotation screw rod 3 is formed by SKD11 material or DC53 material through processing after quenching, reverse rotation screw thread 32 is arc thread groove and through the shaping of dadoing machine-shaping on reverse rotation screw rod 3's external diameter, adopts integrated into one piece's structure, and overall structure is reliable to through the arc thread groove that the shaping of dadoing machine-shaping formed, conveniently cooperate the bush to connect the transmission, realize that the ball slides.
The utility model discloses base 1 has been set up to connect corotation screw rod 2 and reversal screw rod 3 respectively at the both ends of base 1, both can the autonomous working, especially are fit for the duplex position structure of longmen processing, can realize positive and negative autonomous working, and the drive is connected to cooperation servo motor, and the transmission of real new duplex position, stable in structure, the practicality is strong. Specifically, a base 1, a forward rotation screw rod 2 and a reverse rotation screw rod 3 are arranged, a rotation cavity 11 is arranged in the base 1, and a first rotation limiting element 111 and a second rotation limiting element 112 are arranged in the rotation cavity 11; one end of the forward rotation screw rod 2 is connected to the first rotation limiting element 111, the other end of the forward rotation screw rod 2 is provided with a first driving end 21, a forward rotation thread 22 is arranged on the outer diameter of the forward rotation screw rod 2, and a forward rotation lining 23 is connected to the forward rotation thread 22 in a sliding mode; one end of the reverse screw 3 is connected to the second rotation limiting element 112, the other end of the reverse screw is provided with a second driving end 31, a reverse thread 32 is arranged on the outer diameter of the reverse screw 3, and a reverse bushing 33 is slidably connected to the reverse thread 32. The rotary limiting element is used for limiting one end of the screw in a rotary mode, the structural stability is good when the rotary limiting element is driven in a rotary mode, and the rotary limiting element is particularly used for double stations of a gantry module and high in practicability.
The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a reverse two bush sliding screw which characterized in that: comprises that
The device comprises a base, wherein a rotating cavity is arranged in the base, and a first rotating limiting element and a second rotating limiting element are arranged in the rotating cavity;
the device comprises a forward rotation screw rod, a first rotating limiting element, a first driving end, a forward rotation bushing and a second rotating limiting element, wherein one end of the forward rotation screw rod is connected to the first rotating limiting element, the other end of the forward rotation screw rod is provided with the first driving end, the outer diameter of the forward rotation screw rod is provided with a forward rotation thread, and the forward rotation thread is slidably connected with the forward rotation bushing;
the one end of reversal screw rod is connected in the rotatory spacing element of second, and the other end is equipped with the second drive end, the reversal screw thread has been seted up to the external diameter of reversal screw rod, but the last sliding connection of reversal screw thread has the reversal bush.
2. The reverse double-bushing sliding lead screw of claim 1, wherein: the base both sides are equipped with the stationary blade, the stationary blade with the base forms through integrated into one piece, the stationary blade is used for base fixed mounting.
3. The reverse double-bushing sliding lead screw of claim 1, wherein: a spacer ring is disposed within the rotation chamber and separates the first rotation limiting element from the second rotation limiting element.
4. The inverted double-bushing sliding lead screw of claim 1, wherein: the outer side of the rotating cavity is provided with a first cover plate, and the first rotating limiting element is limited in the rotating cavity by the first cover plate.
5. The reverse double-bushing sliding lead screw of claim 1, wherein: and a second cover plate is arranged on the outer side of the rotating cavity and limits the second rotating limiting element in the rotating cavity.
6. The inverted double-bushing sliding lead screw of claim 1, wherein: the first rotation limiting element and the second rotation limiting element are both bearings.
7. The reverse double-bushing sliding lead screw of claim 1, wherein: the first driving end is provided with a first rotating connecting portion, and the first driving end, the first rotating connecting portion and the forward rotation screw rod are integrally formed.
8. The inverted double-bushing sliding lead screw of claim 7, wherein: the forward rotation screw is formed by processing SKD11 materials or DC53 materials after quenching, and the forward rotation thread is an arc thread groove and is formed on the outer diameter of the forward rotation screw through grooving processing.
9. The reverse double-bushing sliding lead screw of claim 1, wherein: the second driving end is provided with a second rotary connecting part, and the second driving end, the second rotary connecting part and the reverse screw rod are integrally formed.
10. The inverted dual-bushing sliding lead screw of claim 9, wherein: the reverse screw is formed by processing an SKD11 material or a DC53 material after quenching, and the reverse thread is an arc thread groove and is formed on the outer diameter of the reverse screw through grooving processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222632871.8U CN218326057U (en) | 2022-10-08 | 2022-10-08 | Reverse double-lining sliding screw rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222632871.8U CN218326057U (en) | 2022-10-08 | 2022-10-08 | Reverse double-lining sliding screw rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218326057U true CN218326057U (en) | 2023-01-17 |
Family
ID=84821250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222632871.8U Active CN218326057U (en) | 2022-10-08 | 2022-10-08 | Reverse double-lining sliding screw rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218326057U (en) |
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2022
- 2022-10-08 CN CN202222632871.8U patent/CN218326057U/en active Active
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