CN213235839U

CN213235839U - Hook type coupling structure in double-screw oil press

Info

Publication number: CN213235839U
Application number: CN202021876246.2U
Authority: CN
Inventors: 叶平; 雷鑫; 周智勇; 邹茂林; 叶浩; 张最
Original assignee: Anlu Tianxing Food And Oil Processing Machinery Equipment Co ltd
Current assignee: Anlu Tianxing Food And Oil Processing Machinery Equipment Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-05-18
Anticipated expiration: 2030-09-01

Abstract

The utility model provides a collude formula shaft coupling structure among double helix oil press, includes the shaft coupling body, the shaft coupling body colludes the formula spindle nose including the first formula spindle nose that colludes that sets up in driving shaft one end and the second that sets up in driven shaft one end, and the second colludes formula spindle nose and first formula spindle nose mortise-tenon joint that colludes. The driving shaft outer wall is equipped with first semi-open type keyway, and the driven shaft outer wall is equipped with second semi-open type keyway, and first semi-open type keyway and second semi-open type keyway set up relatively and constitute full keyway, are used for installing the transmission key in the full keyway. The shaft sleeves are sleeved outside the second hook-type shaft head and the first hook-type shaft head, key grooves are formed in the shaft sleeves and used for being matched with transmission keys. The hook type coupling structure in the double-screw oil press is in a limited center distance space, so that the main shaft of the pressing screw is not axially moved back and forth, and the torsion transmission of the main shaft of the pressing screw during rotation is ensured by using double keys.

Description

Hook type coupling structure in double-screw oil press

Technical Field

The utility model belongs to the shaft coupling field, in particular to collude formula shaft coupling structure among double helix oil press.

Background

The coupling is used for coupling two shafts (a driving shaft and a driven shaft) in different mechanisms to rotate together so as to transmit mechanical parts of torque. Common couplings include pin couplings, tooth couplings, and the like. When current shaft coupling was installed in double helix oil press, its shortcoming lies in: the oil press is limited by the space of the center distance between two rotating shafts; there are not enough positions to design according to the conventional coupling structure; it is difficult to install the conventional coupling.

Disclosure of Invention

In view of the technical problem that the background art exists, the utility model provides a collude formula shaft coupling structure among the double helix oil press, collude formula shaft coupling structure among the double helix oil press in limited centre-to-centre spacing space, guaranteed not axial back-and-forth movement of pressing the spiral shell main shaft promptly, also guaranteed the torsion transmission of pressing the spiral shell main shaft when rotating with the double bond.

In order to solve the technical problem, the utility model discloses following technical scheme has been taken and has been realized:

the utility model provides a collude formula shaft coupling structure among double helix oil press, includes the shaft coupling body, the shaft coupling body colludes the formula spindle nose including the first formula spindle nose that colludes that sets up in driving shaft one end and the second that sets up in driven shaft one end, and the second colludes formula spindle nose and first formula spindle nose mortise-tenon joint that colludes.

In the preferred scheme, the driving shaft outer wall be equipped with first half open type keyway, the driven shaft outer wall is equipped with second half open type keyway, first half open type keyway and second half open type keyway set up relatively and have constituted full keyway, be used for installing the transmission key in the full keyway.

In the preferred scheme, the shaft sleeves are sleeved outside the second hook-type shaft head and the first hook-type shaft head, and key grooves are formed in the shaft sleeves and used for being matched with the transmission keys.

In the preferred scheme, the number of the key grooves in the shaft sleeve is two, and the two key grooves and the shaft sleeve axis are positioned on the same plane; each key groove is correspondingly provided with a transmission key.

In the preferred scheme, the sections of the second hook type shaft head and the first hook type shaft head are L-shaped, and the second hook type shaft head and the first hook type shaft head are of a cylindrical structure after being subjected to mortise-tenon joint.

This patent can reach following beneficial effect:

1. during the working operation of the screw spindle of the oil press, axial force for axial movement exists, and meanwhile, torsion force for rotation also exists. The hook type coupling structure in the double-screw oil press is in a limited center distance space, so that the main shaft of the pressing screw is not axially moved back and forth, and the torsion transmission of the main shaft of the pressing screw during rotation is ensured by using double keys.

2. The hook type coupler has higher concentricity of two shafts than the traditional coupler.

3. The hook type coupler is not provided with connecting bolts, and the failure rate is lower than that of the traditional coupler.

Drawings

The invention will be further explained with reference to the following figures and examples:

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a side view of the shaft sleeve of the present invention;

FIG. 3 is a first three-dimensional effect diagram of the junction between the first hook type spindle nose and the second hook type spindle nose of the present invention;

FIG. 4 is a second three-dimensional effect diagram of the junction between the first hook type spindle nose and the second hook type spindle nose of the present invention;

fig. 5 is a three-dimensional view of the second hook type shaft head of the present invention.

In the figure: the oil press comprises a first hook type shaft head 1, a second hook type shaft head 2, a first semi-open type key groove 3, a second semi-open type key groove 4, a transmission key 5, a shaft sleeve 6, a reduction box output shaft 7 and an oil press spiral main shaft 8.

Detailed Description

The preferable scheme is as shown in fig. 1-5, a collude formula shaft coupling structure among double helix oil press, including the shaft coupling body, the shaft coupling body colludes formula spindle nose 2 including setting up the first colluding formula spindle nose 1 in driving shaft one end and setting up in the second of driven shaft one end, and formula spindle nose 2 is colluded to the second and colludes formula spindle nose 1 mortise-tenon joint.

As shown in fig. 1, the screw main shaft 8 of the oil press in this embodiment is a driven shaft, and the output shaft 7 of the reduction gearbox is a driving shaft.

Further, the driving shaft outer wall is provided with a first half open type key groove 3, the driven shaft outer wall is provided with a second half open type key groove 4, the first half open type key groove 3 and the second half open type key groove 4 are arranged oppositely to form a full key groove, and a transmission key 5 is arranged in the full key groove.

Shaft sleeve 6 has been cup jointed to second collude formula spindle nose 2 and the outside of first colluding formula spindle nose 1, is provided with the keyway in the shaft sleeve 6, and the keyway is used for cooperating with drive key 5. The second colludes formula spindle nose 2, first formula spindle nose 1, axle sleeve 6 and drive key 5 to and first semi-open keyway 3 and second semi-open keyway 4 have constituted this shaft coupling core, the utility model discloses replace traditional shaft coupling, played the purpose of practicing thrift installation space.

The transmission key 5 is used for ensuring torque force transmission when the reduction gearbox output shaft 7 and the oil press spiral main shaft 8 rotate. The mortise-tenon connection of the second hook type shaft head 2 and the first hook type shaft head 1 can also be understood as occlusion, and the reduction gearbox output shaft 7 and the oil press spiral main shaft 8 are ensured not to axially move.

Furthermore, the number of the key grooves in the shaft sleeve 6 is two, and the two key grooves and the axis of the shaft sleeve 6 are positioned on the same plane; each key slot is correspondingly provided with a transmission key 5. Correspondingly, the number of the first half-open type key grooves 3 and the second half-open type key grooves 4 is two, and the two first half-open type key grooves 3 or the two second half-open type key grooves 4 and the axis of the shaft sleeve 6 are positioned on the same plane.

Further, as shown in fig. 3-5, the cross sections of the second hook type spindle nose 2 and the first hook type spindle nose 1 are L-shaped, and the second hook type spindle nose 2 and the first hook type spindle nose 1 are in a cylindrical structure after being subjected to mortise-tenon joint.

The installation method of the whole device is as follows:

firstly, the shaft sleeve 6 is sleeved on a spiral main shaft 8 of the oil press, then the second hook type shaft head 2 and the first hook type shaft head 1 are in mortise and tenon connection, then two transmission keys 5 are installed, and finally the shaft sleeve 6 is moved to enable the shaft sleeve 6 to be sleeved outside the second hook type shaft head 2 and the first hook type shaft head 1.

Claims

1. The utility model provides a collude formula shaft coupling structure among double helix oil press, includes the shaft coupling body, its characterized in that: the coupler body comprises a first hook type shaft head (1) arranged at one end of the driving shaft and a second hook type shaft head (2) arranged at one end of the driven shaft, and the second hook type shaft head (2) is in mortise and tenon connection with the first hook type shaft head (1).

2. The hook type coupling structure in the double-screw oil press according to claim 1, wherein: the driving shaft outer wall is equipped with first half open type keyway (3), and the driven shaft outer wall is equipped with second half open type keyway (4), and first half open type keyway (3) and second half open type keyway (4) set up relatively and constituted full keyway, are used for installation transmission key (5) in the full keyway.

3. The hook type coupling structure in the double-screw oil press according to claim 2, wherein: shaft sleeves (6) are sleeved outside the second hook type shaft heads (2) and the first hook type shaft heads (1), key grooves are formed in the shaft sleeves (6), and the key grooves are used for being matched with the transmission keys (5).

4. The hook type coupling structure in the double-screw oil press according to claim 3, wherein: the number of the key grooves in the shaft sleeve (6) is two, and the two key grooves and the axis of the shaft sleeve (6) are positioned on the same plane; each key groove is correspondingly provided with a transmission key (5).

5. The hook type coupling structure in the double-screw oil press according to any one of claims 1 to 3, wherein: the section of the second hook type shaft head (2) and the section of the first hook type shaft head (1) are L-shaped, and the second hook type shaft head (2) and the first hook type shaft head (1) are of a cylindrical structure after being combined in a mortise-tenon manner.