阅读说明：本技术 一种轴向双向运动机构以及榨油机 (Axial bidirectional movement mechanism and oil press ) 是由 周光钦 蔡锡然 戴进兵 于 2019-12-13 设计创作，主要内容包括：本发明提供一种轴向双向运动机构,包括传动轴以及转轴、弹簧止动销、与所述弹簧止动销相配合的第一棘轮、第一阻挡位、第二棘轮以及第二阻挡位,传动轴一端与转轴一端螺接,传动轴与转轴之间放松和上紧实现所述传动轴相对于转轴轴向双向移动；弹簧止动销与第一棘轮接触时,传动轴与转轴之间处于上紧状态,转轴正转,弹簧止动销限制第一棘轮转动,弹簧止动销从第一棘轮经过第一阻挡位进入第二棘轮；弹簧止动销与第二棘轮接触时,传动轴与转轴之间处于放松状态,转轴反转,弹簧止动销限制第二棘轮转动,所述弹簧止动销从第二棘轮经过第二阻挡位进入第一棘轮。本发明的结构可实现轴向双向运动的控制而且结构简单,装配容易,生产成本低。(The invention provides an axial bidirectional movement mechanism which comprises a transmission shaft, a rotating shaft, a spring stop pin, a first ratchet wheel, a first blocking position, a second ratchet wheel and a second blocking position, wherein the first ratchet wheel, the first blocking position, the second ratchet wheel and the second blocking position are matched with the spring stop pin; when the spring stop pin is contacted with the first ratchet wheel, the transmission shaft and the rotating shaft are in a tightening state, the rotating shaft rotates forwards, the spring stop pin limits the first ratchet wheel to rotate, and the spring stop pin enters the second ratchet wheel from the first ratchet wheel through the first blocking position; when the spring stop pin is in contact with the second ratchet wheel, the transmission shaft and the rotating shaft are in a relaxed state, the rotating shaft rotates reversely, the spring stop pin limits the rotation of the second ratchet wheel, and the spring stop pin enters the first ratchet wheel from the second ratchet wheel through the second blocking position. The structure of the invention can realize the control of axial bidirectional movement and has simple structure, easy assembly and low production cost.)

1. The utility model provides an axial two-way motion which characterized in that: the bidirectional shifting mechanism comprises a transmission shaft, a rotating shaft, a spring stop pin, a first ratchet wheel, a first blocking position, a second ratchet wheel and a second blocking position, wherein the first ratchet wheel, the first blocking position, the second ratchet wheel and the second blocking position are matched with the spring stop pin; the blocking position is used for limiting the rotation of the transmission shaft, when the spring stop pin is contacted with the first ratchet wheel, the transmission shaft and the rotating shaft are in a tightening state, the rotating shaft rotates forwards, the spring stop pin limits the rotation of the first ratchet wheel, and the spring stop pin enters the second ratchet wheel from the first ratchet wheel through the first blocking position; when the spring stop pin is in contact with the second ratchet wheel, the transmission shaft and the rotating shaft are in a relaxed state, the rotating shaft rotates reversely, the spring stop pin limits the rotation of the second ratchet wheel, and the spring stop pin enters the first ratchet wheel from the second ratchet wheel through the second blocking position.

2. The axial bi-directional motion mechanism of claim 1, wherein: still include first stop gear and second stop gear, when transmission shaft and pivot are in the relaxed state, first stop gear is used for restricting the transmission shaft and removes toward keeping away from the pivot direction, when transmission shaft and pivot are in the tightening state, second stop gear is used for restricting the transmission shaft and removes toward being close to the pivot direction.

3. The axial bi-directional motion mechanism of claim 1, wherein: the transmission shaft is provided with the external screw thread structure, the pivot is provided with the beam groove, the beam groove is provided with the internal thread structure, the transmission shaft is through the helicitic texture spiro union of mutually supporting with the pivot.

4. An oil press comprising the axial two-way movement mechanism of any one of claims 1 to 3, characterized in that: including the casing, casing inside is provided with presses the door frame, it is provided with the oil-out to press the door frame, the oil press still including being used for closing the oil-out and the sealing mechanism who opens, sealing mechanism include end cover the transmission shaft the pivot spring stop pin, the pivot is the screw rod pivot, the end cover is connected through the bearing to the transmission shaft other end.

5. The oil press of claim 4, wherein: the utility model discloses a bearing, including bearing, bearing cover, transmission shaft, spring stop pin, oil press, wiper mechanism, bearing cover, transmission shaft, spring stop pin, the bearing cover is equipped with the chamber of holding, the oil press still includes wiper mechanism, wiper mechanism is used for wasing and holds the chamber and press the door frame.

6. The oil press of claim 5, wherein: the cleaning mechanism is a steam cleaning mechanism.

7. The oil press of claim 6, wherein: the steam cleaning mechanism comprises a steam pipe and a heater for heating the steam pipe, and the steam pipe is communicated with the accommodating cavity.

8. The oil press of claim 4, wherein: the rotation of the screw rotating shaft is driven by a motor.

Technical Field

The invention relates to an axial bidirectional movement mechanism and an oil press.

Background

The existing processing mechanism can only realize the control of axial one-way motion, but for some processing mechanisms needing axial two-way motion control, the existing processing mechanism can only adopt a complex structure, the structure is complex to assemble, and the processing mechanism is applied to the processing mechanism, so that the production cost is high.

Disclosure of Invention

In order to solve the technical defects, the invention provides an axial bidirectional movement mechanism which comprises a transmission shaft, a rotating shaft, a spring stop pin, a first ratchet wheel, a first blocking position, a second ratchet wheel and a second blocking position, wherein the first ratchet wheel, the first blocking position, the second ratchet wheel and the second blocking position are matched with the spring stop pin; when the spring stop pin is in contact with the first ratchet wheel, the transmission shaft and the rotating shaft are in a tightening state, the rotating shaft rotates forwards, the spring stop pin limits the first ratchet wheel to rotate, and the spring stop pin enters the second ratchet wheel from the first ratchet wheel through a first blocking position; when the spring stop pin is in contact with the second ratchet wheel, the transmission shaft and the rotating shaft are in a relaxed state, the rotating shaft rotates reversely, the spring stop pin limits the rotation of the second ratchet wheel, and the spring stop pin can enter the first ratchet wheel from the second ratchet wheel through the second blocking position.

Further, axial two-way motion still includes first stop gear and second stop gear, when the transmission shaft is in the relaxed state with the pivot, first stop gear is used for restricting the transmission shaft and removes toward keeping away from the pivot direction, when the transmission shaft is in the tense state with the pivot, second stop gear is used for restricting the transmission shaft and removes toward being close to the pivot direction.

Further, the transmission shaft is provided with the external screw thread structure, the pivot is provided with the shaft groove, the shaft groove is provided with the internal thread structure, the transmission shaft passes through the complex helicitic texture spiro union with the pivot.

Similarly, the effect of the present invention can be achieved by providing the external thread structure on the rotating shaft.

The invention further provides an oil press, wherein the axial bidirectional movement mechanism comprises a machine shell, a pressing frame is arranged inside the machine shell, an oil outlet is formed in the pressing frame, the oil press further comprises a sealing mechanism for closing and opening the oil outlet, the sealing mechanism comprises a sealing end cover, a transmission shaft, a rotating shaft, a spring stop pin and a separation sleeve, the spring stop pin is fixed on the separation sleeve, the separation sleeve is fixedly connected with the machine shell, the rotating shaft is a screw rod rotating shaft, and the other end of the transmission shaft is connected with the sealing end cover through a bearing. The sealing end cover and the machine shell are sealed, and the effect of a second limiting mechanism is achieved.

Further, end cover is provided with and holds the chamber, when end cover closed the oil-out, hold the chamber be used for with the bearing the transmission shaft the spring stop pin the separation sleeve seals, hold the chamber and press the door frame to link up mutually, the oil press still includes wiper mechanism, wiper mechanism is used for wasing and holds the chamber and press the door frame.

Further, the cleaning mechanism is a steam cleaning mechanism.

Further, the steam washing mechanism comprises a steam pipe and a heater for heating the steam pipe, and the steam pipe is communicated with the accommodating cavity.

Further, the rotation of the screw rotating shaft is driven by a motor.

The invention has the advantages that the structure can realize the control of axial bidirectional movement, and has simple structure, easy assembly and low production cost.

The oil outlet opening and closing bidirectional control device is applied to the oil press to realize bidirectional control of opening and closing of the oil outlet.

Drawings

FIG. 1 is a perspective view of the axial two-way motion mechanism of the present invention;

FIG. 2 is a structural view of a first blocking position and a second blocking position formed by a sliding slot formed on a transmission shaft according to the present invention;

FIG. 3 is a view of the structure of the chute of the present invention;

FIG. 4 is an exploded view of an oil press according to the present invention;

FIG. 5 is a cross-sectional view of an oil press according to the present invention;

FIG. 6 is a view of the structure of the first blocking position and the second blocking position formed by the protrusions on the transmission shaft according to the present invention;

FIG. 7 is a view of the structure of the protrusions of the present invention;

FIG. 8 is a structural view of a first blocking position and a second blocking position formed by a double sliding groove arranged on a transmission shaft according to the present invention;

FIG. 9 is a view of the structure of the double chute of the present invention;

FIG. 10 is a view showing the structure of the rotating shaft of the screw according to the present invention;

FIG. 11 is a schematic view of the spring stop pin, ratchet area and stop mounting positions of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.