CN214845877U

CN214845877U - Axial installation positioning mechanism of optical fiber cutter gland

Info

Publication number: CN214845877U
Application number: CN202120927164.4U
Authority: CN
Inventors: 赵昌圣
Original assignee: Zibo Gaoruisi Electronic Technology Co ltd
Current assignee: Zibo Gaoruisi Electronic Technology Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-11-23
Anticipated expiration: 2031-04-30

Abstract

An axial installation positioning mechanism of an optical fiber cutter gland belongs to the technical field of optical fiber cutters. The method is characterized in that: including setting up the closing device between gland (1) and connecting axle (6), the tip of connecting axle (6) stretches into in the corresponding side of gland (1) to with rotatable the being connected of gland (1), be provided with location portion on connecting axle (6), closing device sets up on gland (1), and closing device's tip slidable stretches into in the location portion. This axial installation positioning mechanism's of optic fibre cutting knife gland connecting axle directly stretches into in the gland and with the rotatable being connected of gland, saved the space that the bearing occupy, make the diameter increase of connecting axle, the joint strength between connecting axle and the gland is high, closing device's tip slidable stretches into in the location portion, carries out axial positioning between gland and the connecting axle, guarantees that the cooperation between gland and the cutting knife main part is more accurate.

Description

Axial installation positioning mechanism of optical fiber cutter gland

Technical Field

An axial installation positioning mechanism of an optical fiber cutter gland belongs to the technical field of optical fiber cutters.

Background

The optical fiber needs to be cut and segmented by an optical fiber cutting knife in the processing process, and the cut surface of the optical fiber needs to be kept flat after cutting, so that the optical fiber can be used for device packaging, cold connection and discharge welding. The optical fiber cutter usually includes base, gland, pressure pad and cutting assembly, and the base top sets up cuts cut groove, and the cutting assembly setting is in cutting cut groove, and the gland passes through the axle and articulates on the base, and the pressure pad installation is covered on. Optic fibre when the cutting, relies on pressure pad and the base cooperation on the gland to compress tightly optic fibre to guarantee that the cutting plane of the optic fibre after the cutting is level and smooth, be connected through the bearing between the axle of current optic fibre cutting knife and the gland, because the size of optic fibre cutting knife is certain, and realize being connected between axle and the gland through the bearing, lead to the diameter of axle less, the intensity of axle is lower.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: overcome prior art's not enough, provide a gland and cutting knife main part and be connected the precision, guarantee the smooth axial installation positioning mechanism of optic fibre cutting knife gland of cutting plane behind the optic fibre cutting.

The utility model provides a technical scheme that its technical problem adopted is: this axial installation positioning mechanism of optic fibre cutting knife gland, its characterized in that: including setting up the closing device between gland and connecting axle, the tip of connecting axle stretches into in the corresponding side of gland to with the rotatable connection of gland, be provided with location portion on the connecting axle, closing device sets up on the gland, closing device's tip slidable stretches into in the location portion.

Preferably, the pressing devices are provided with two cutting grooves arranged on the cutting knife main body, and the positioning parts correspond to the pressing devices one to one.

Preferably, closing device include the setting element, encircle the connecting axle and be provided with the constant head tank, form location portion, the setting element is installed on the gland, the lower part slidable of setting element sets up in the constant head tank. The lower part of the positioning piece can be arranged in the positioning groove in a sliding manner, so that the connecting shaft and the gland can be accurately positioned.

Preferably, the positioning piece is a steel ball, and the cross section of the positioning groove is in an arc shape with the middle part concave inwards. The locating piece is the steel ball, and the cross-section of constant head tank is the arc, and the location is accurate, and can guarantee that gland and connecting axle support swing relatively more smoothly.

Preferably, the pressing device further comprises a pressing spring, the positioning piece is arranged between the pressing spring and the positioning groove, the pressing spring is connected with the positioning piece, and the end portion of the positioning piece is pressed against the positioning groove. The end part of the positioning piece is pressed in the positioning groove by the pressing spring, so that the positioning reliability of the positioning piece and the positioning groove is ensured.

Preferably, the gland on be provided with the jackscrew hole, the jackscrew hole sets up directly over the constant head tank, the upper portion in jackscrew hole is connected with the jackscrew, the upper portion setting of setting element is downthehole at the jackscrew, compression spring sets up downthehole at the jackscrew between jackscrew and setting element. Because the setting of jackscrew makes things convenient for the installation of positioning spring and setting element, and can adjust pressure spring's elasticity through the jackscrew, make to keep accurate cooperation throughout between gland and the cutting knife main part.

Preferably, a grease groove is arranged around the connecting shaft and is arranged on one side of the pressing device. A certain amount of grease can be stored in the grease groove, and the pressing device can be lubricated.

Preferably, the cutting knife further comprises a locking device arranged between the connecting shaft and the cutting knife main body.

Preferably, the pressing device comprises a locking bolt, the locking bolt is in threaded connection with the cutting knife main body, and the end part of the locking bolt presses the connecting shaft. The locking bolt can compress tightly the connecting shaft, and the precision of the matching between the connecting shaft and the cutting knife main body is ensured.

Preferably, a groove is arranged around the connecting shaft, and the end part of the locking bolt extends into the groove and compresses the connecting shaft. In the tip of locking bolt stretched into the recess, the axial length of recess along the connecting axle was greater than locking bolt's diameter, and the convenience was adjusted the axial of connecting axle, when locking bolt compressed tightly the connecting axle, can weigh the connecting axle and hinder, can take place the bulging after the connecting axle weighs wounded, set up the recess in advance, can not influence the axial displacement of connecting axle.

Compared with the prior art, the utility model discloses the beneficial effect who has is:

this axial installation positioning mechanism's of optic fibre cutting knife gland connecting axle directly stretches into in the gland and with the rotatable being connected of gland, saved the space that the bearing occupy, make the diameter increase of connecting axle, the joint strength between connecting axle and the gland is high, closing device's tip slidable stretches into in the location portion, carries out axial positioning between gland and the connecting axle, guarantees that the cooperation between gland and the cutting knife main part is more accurate.

Drawings

FIG. 1 is a schematic top view of an axial mount positioning mechanism for a fiber cleaver gland.

Fig. 2 is a schematic sectional view in the direction of a-a in fig. 1.

Fig. 3 is a partially enlarged view of fig. 2 at B.

In the figure: 1. the cutting tool comprises a gland 101, a jackscrew hole 2, a cutting tool main body 3, a jackscrew 4, a compression spring 5, a positioning piece 6, a connecting shaft 601, a groove 602, a positioning groove 603, a grease groove 7, a connecting part 8 and a locking bolt.

Detailed Description

Fig. 1 to 3 are preferred embodiments of the present invention, and the present invention will be further explained with reference to fig. 1 to 3.

The utility model provides an axial installation positioning mechanism of optic fibre cutting knife gland, is including setting up the closing device between gland 1 and connecting axle 6, in the tip of connecting axle 6 stretched into gland 1's the side that corresponds to with the rotatable connection of gland 1, be provided with location portion on the connecting axle 6, closing device sets up on gland 1, and closing device's tip slidable stretches into in location portion. This axial installation positioning mechanism's of optic fibre cutting knife gland connecting axle 6 directly stretches into in gland 1 and with the rotatable being connected of gland 1, has saved the space that the bearing took, makes the diameter increase of connecting axle 6, and the joint strength between connecting axle 6 and the gland 1 is high, and closing device's tip slidable stretches into in the location portion, carries out axial positioning between gland 1 and the connecting axle 6, guarantees that the cooperation between gland 1 and the cutting knife main part 2 is more accurate.

The present invention is further described with reference to specific embodiments, however, it will be understood by those skilled in the art that the detailed description given herein with respect to the drawings is for better explanation and that the present invention is necessarily to be construed as limited to those embodiments, and equivalents or common means thereof will not be described in detail but will fall within the scope of the present application.

Specifically, the method comprises the following steps: as shown in FIGS. 1 to 3: the wobbling setting of gland 1 is in the upside of cutting knife main part 2, and the both ends of connecting axle 6 all stretch into in the corresponding side of gland 1 to with rotatable being connected between the corresponding side of gland 1, one side of gland 1 is passed through between connecting axle 6 and the cutting knife main part 2 articulated. The pressing device is installed on the gland 1, a positioning portion is arranged on the connecting shaft 6, the pressing device is matched with the positioning portion to axially position the gland 1 and the connecting shaft 6, the pressing device is symmetrically arranged on two sides of the cutting groove of the cutting knife main body 2, and the positioning portion corresponds to the pressing device in a one-to-one mode.

This axial installation positioning mechanism of optic fibre cutting knife gland still is including setting up the locking device between cutting knife main part 2 and connecting axle 6, and locking device sets up between connecting axle 6 and cutting knife main part 2 to locking between cutting knife main part 2 and the connecting axle 6, locking device has the symmetry to set up two in cutting cut groove both sides, and locking device sets up between two closing device.

The top of cutting knife main part 2 is provided with connecting portion 7 of epirelief, and connecting portion 7 has two that set up in cutting groove both sides, and locking device sets up between connecting portion 7 and the connecting axle 6 that corresponds.

Locking device includes locking bolt 8, is provided with the screw hole on the connecting portion 7, and the screw hole is along the radial setting of connecting axle 6, and locking bolt 8 sets up in the screw hole to with connecting portion 7 threaded connection, locking bolt 8's tip compresses tightly connecting axle 6, encircles connecting axle 6 and is provided with recess 601, and locking bolt 8's tip stretches into in the recess 601 that corresponds, and compresses tightly connecting axle 6. The tightening bolt 8 is a hexagon socket head cap screw, and the connecting shaft 6 can be axially adjusted by loosening the locking bolt 8.

All be provided with two locking bolt 8 on each connecting portion 7, and two locking bolt 8 on same connecting portion 7 set up perpendicularly to lock between connecting axle 6 and the cutting knife main part 2.

The pressing device comprises a jackscrew 3, a pressing spring 4 and a positioning piece 5, a vertical jackscrew hole 101 is formed in the gland 1, and the jackscrew hole 101 is arranged along the radial direction of the connecting shaft 6. And a positioning groove 602 is arranged around the connecting shaft 6 to form a positioning part, and the positioning groove 602 is arranged opposite to the jackscrew hole 101 on the corresponding side. The lower extreme of jackscrew 3 stretches into to jackscrew hole 101 in, and with jackscrew hole 101 threaded connection, the upper portion setting of setting element 5 is in jackscrew hole 101, lower part slidable stretches into in the constant head tank 602 that corresponds the side, compression spring 4 sets up in jackscrew hole 101, and compression spring 4 sets up between jackscrew 3 and setting element 5, compression spring 4 is in compression state, compression spring 4's upper end supports on jackscrew 3, the lower extreme links to each other with setting element 5, and promote setting element 5 and compress tightly constant head tank 602, guarantee the precision fit between connecting axle 6 and gland 1, and carry on spacingly to the axial of connecting axle 6 and gland 1. In this embodiment, the positioning element 5 is a steel ball, the cross section of the positioning groove 602 is an arc shape with a concave middle part, and the lower part of the positioning element 5 extends into the positioning groove 602, so that the positioning between the connecting shaft 6 and the gland 1 can be achieved, and the interference to the swing of the gland 1 can be avoided.

A grease groove 603 is formed around the connecting shaft 6, the grease groove 603 corresponds to the positioning groove 602 in a one-to-one manner, the grease groove is arranged outside the positioning groove 602, and a gap for supplying grease to enter the positioning groove 602 and the positioning member 5 is formed between one side of the grease groove 603 close to the positioning groove 602 and the side of the jackscrew hole 101, so that the positioning member 5 and the positioning groove 602 are lubricated.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides an axial installation positioning mechanism of optic fibre cutting knife gland which characterized in that: including setting up the closing device between gland (1) and connecting axle (6), the tip of connecting axle (6) stretches into in the corresponding side of gland (1) to with rotatable the being connected of gland (1), be provided with location portion on connecting axle (6), closing device sets up on gland (1), and closing device's tip slidable stretches into in the location portion.

2. The axial mount positioning mechanism of an optical fiber cleaver gland of claim 1, further comprising: the pressing device is provided with two cutting grooves arranged on the cutting knife main body (2), and the positioning parts correspond to the pressing device one by one.

3. The axial mounting and positioning mechanism of the optical fiber cutter gland according to claim 1 or 2, characterized in that: the pressing device comprises a positioning part (5), a positioning groove (602) is arranged around the connecting shaft (6) to form the positioning part, the positioning part (5) is installed on the gland (1), and the lower part of the positioning part (5) is arranged in the positioning groove (602) in a sliding manner.

4. The axial mount positioning mechanism of an optical fiber cleaver gland of claim 3, further comprising: the positioning piece (5) is a steel ball, and the section of the positioning groove (602) is arc-shaped with the middle part concave inwards.

5. The axial mount positioning mechanism of an optical fiber cleaver gland of claim 3, further comprising: the pressing device further comprises a pressing spring (4), the positioning piece (5) is arranged between the pressing spring (4) and the positioning groove (602), the pressing spring (4) is connected with the positioning piece (5), and the end portion of the positioning piece (5) is enabled to press the positioning groove (602).

6. The axial mount positioning mechanism of a fiber cutter gland according to claim 5, wherein: gland (1) on be provided with jackscrew hole (101), jackscrew hole (101) set up directly over constant head tank (602), the upper portion of jackscrew hole (101) is connected with jackscrew (3), the upper portion setting of setting element (5) is in jackscrew hole (101), compression spring (4) set up in jackscrew hole (101) between jackscrew (3) and setting element (5).

7. The axial mount positioning mechanism of an optical fiber cleaver gland of claim 1, further comprising: encircle connecting axle (6) be provided with grease groove (603), grease groove (603) set up in closing device's one side.

8. The axial mount positioning mechanism of an optical fiber cleaver gland of claim 1, further comprising: the cutting knife further comprises a locking device arranged between the connecting shaft (6) and the cutting knife main body (2).

9. The axial mount positioning mechanism of a fiber cutter gland according to claim 8, wherein: the locking device comprises a locking bolt (8), the locking bolt (8) is in threaded connection with the cutting knife main body (2), and the end part of the locking bolt (8) compresses the connecting shaft (6).

10. The axial mount positioning mechanism of a fiber cutter gland according to claim 9, wherein: the connecting shaft (6) is surrounded by a groove (601), and the end part of the locking bolt (8) extends into the groove (601) and compresses the connecting shaft (6).