CN218638797U

CN218638797U - Focusing device based on laser processing equipment

Info

Publication number: CN218638797U
Application number: CN202222860409.3U
Authority: CN
Inventors: 李建军; 李焕
Original assignee: Wuxi Chaoqiang Weiye Technology Co ltd
Current assignee: Wuxi Chaoqiang Weiye Technology Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-17
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a focusing device, which belongs to the technical field of laser processing equipment and particularly relates to a focusing device based on laser processing equipment, wherein the focusing device adopts a structure that a matched linear groove is matched with a pin, the rotary motion of a rotary cylinder relative to a fixed cylinder is converted into the linear motion of two accessories along the axis direction, and is fixed in the fixed cylinder by a pin moving shaft, and finally the rotary motion of the rotary cylinder is converted into the linear motion of a moving cylinder; the utility model does not need extra tools in the adjusting process, and the operation is simple and convenient; utilize the relative position of adjusting a section of thick bamboo adjustment lens, realize the closed regulation of lens for laser, to sum up, the utility model discloses on current laser equipment's basis, realized the manual focusing of the more simple and convenient whole equipment of operation, and the non-contact focusing of the inside lens of equipment.

Description

Focusing device based on laser processing equipment

Technical Field

The utility model discloses a focusing device belongs to laser beam machining equipment technical field, concretely relates to focusing device based on laser beam machining equipment.

Background

In the use of laser processing equipment, according to the process requirements, the focal length from the focusing mirror to the workpiece, the focal length from the collimating mirror to the reflecting mirror and even the positions of all the lenses in the multi-focusing group need to be adjusted. In a handheld laser welding gun, a nut is usually used to lock the structure of the graduated tube so as to adjust the length of the graduated tube to control the focal length. While the lens position cannot be adjusted. In the prior art (as shown in fig. 8), an additional wrench is needed for locking the nut during locking adjustment, and two hands are needed for adjustment, so that the operation is very inconvenient.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the focusing device based on the laser processing equipment is provided to solve the problems mentioned above.

The technical scheme is as follows: the focusing device based on the laser processing equipment consists of a locking ring, a decorative cover, a rotary cylinder, a fixed cylinder and a movable shaft;

the circumferential surfaces of the rotating cylinder, the fixed cylinder and the moving shaft are respectively provided with a plurality of spiral grooves, linear grooves and through holes which are arrayed at equal intervals;

one end of the moving shaft is sleeved in the fixed cylinder, the fixed cylinder is sleeved in the rotating cylinder and fixed in the through hole by using a pin, one end of the pin penetrates through the linear groove and extends into the spiral groove, and the rotating cylinder is rotated to drive the pin to move in the spiral groove and the linear groove so that the moving shaft moves in the fixed cylinder.

In a further embodiment, the number of spiral grooves, linear grooves and through holes is kept the same during assembly.

In a further embodiment, a circular truncated cone is arranged at the bottom end of the fixed cylinder to form an anchor for limiting the movement of the rotary cylinder, a thread is formed at the top end of the fixed cylinder, the locking ring is in threaded connection with the bottom end of the fixed cylinder, and the decorative cover is installed between the locking ring and the circular truncated cone at the bottom end of the fixed cylinder.

In a further embodiment, the decorative cover is consistent with the length of the rotary cylinder, is provided with knurled lines on the surface, and is connected to the outer side of the rotary cylinder by using a bolt.

In a further embodiment, be equipped with the regulation section of thick bamboo that cup joints in the fixed section of thick bamboo, the tip of adjusting a section of thick bamboo is the round platform, is equipped with the through-hole on it, the round platform of adjusting a section of thick bamboo with the round platform spiro union of fixed section of thick bamboo, the round platform of adjusting a section of thick bamboo is equipped with the inclination, the round platform of adjusting a section of thick bamboo is equipped with gradient complex and adjusts the cap, be equipped with locking bolt on the regulation cap.

During assembly, the adjusting cylinder is inserted from the left side and cannot be pulled out from the right side, and can rotate in the adjusting cylinder, and the adjusting cylinder is completely fixed by locking the side bolt. Thereby realizing the assembly of the adjusting device and the gun body.

In a further embodiment, a focusing lens is arranged at the end part of the adjusting cylinder, a screwed copper nozzle is arranged at the other end of the moving shaft, the copper nozzle leans against a workpiece, and the distance from the lens to the workpiece is adjusted by adjusting the moving shaft.

Has the advantages that: the utility model discloses a focusing device, which belongs to the technical field of laser processing equipment, and particularly relates to a focusing device based on laser processing equipment, wherein the focusing device adopts a structure that a matched straight line groove is matched with a pin, so that the rotary motion of a rotary cylinder relative to a fixed cylinder is converted into the linear motion of two accessories along the axis direction, and the rotary motion of the rotary cylinder is finally converted into the linear motion of a movable cylinder by fixing a pin moving shaft in the fixed cylinder; the utility model does not need extra tools in the adjusting process, and the operation is simple and convenient; utilize the relative position of adjusting a section of thick bamboo adjustment focus lens, realize the closed regulation of lens for laser, to sum up, the utility model discloses on current laser equipment's basis, realized the manual focusing of whole equipment more simple and convenient of operation, and the non-contact focusing of the inside lens of equipment.

Drawings

Fig. 1 is an explosion diagram of the focusing device of the present invention.

Fig. 2 is a schematic view of the rotary drum of the present invention.

Fig. 3 is a schematic view of the moving axis of the present invention.

Fig. 4 is a schematic view of the fixing cylinder of the present invention.

Fig. 5 is a schematic view of the focusing apparatus assembly of the present invention.

Fig. 6 is a schematic view of the combined use of the present invention.

Fig. 7 is an assembly view of the focusing apparatus of the present invention.

FIG. 8 is a schematic view of a prior art focusing apparatus.

Reference numerals: the locking ring comprises a locking ring 1, a decorative cover 2, a rotating cylinder 3, a fixed cylinder 4, a moving shaft 5, a spiral groove 6, a linear groove 7, a through hole 8, a pin 9, a bolt 10, a circular truncated cone 11, an adjusting cylinder 12, a locking bolt 13, a copper nozzle 14 and an adjusting cap 15.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1, a focusing device based on a laser processing device is composed of a locking ring 1, a decoration cover 2, a rotary cylinder 3, a fixed cylinder 4 and a moving shaft 5;

example 1:

as shown in fig. 2 to 5, the circumferential surfaces of the rotating cylinder 3, the fixed cylinder 4 and the moving shaft 5 are respectively provided with a plurality of spiral grooves 6, linear grooves 7 and through holes 8 which are arranged in an equidistant array;

one end of the moving shaft 5 is sleeved in the fixed cylinder 4, the fixed cylinder 4 is sleeved in the rotating cylinder 3 and fixed in the through hole 8 by using a pin 9, one end of the pin 9 penetrates through the linear groove 7 and extends into the spiral groove 6, and the rotating cylinder 3 is rotated to drive the pin 9 to move in the spiral groove and the linear groove 7, so that the moving shaft 5 moves in the fixed cylinder 4.

The number of the spiral grooves 6, the linear grooves 7 and the through holes 8 is kept consistent.

In the above, the structure in which the linear grooves 7 are engaged with each other and the pins 9 are engaged with each other is adopted, so that the rotational motion of the rotary cylinder 3 with respect to the fixed cylinder 4 is converted into the linear motion of the two components in the axial direction, the movable shaft 5 is fixed in the fixed cylinder 4 by the pins 9, and finally the rotational motion of the rotary cylinder 3 is converted into the linear motion of the movable cylinder.

Example 2:

as shown in fig. 2 to 5, a circular truncated cone 11 is provided at the bottom end of the fixed cylinder 4 to form an anchor for limiting the movement of the rotary cylinder 3, a screw thread is provided at the top end of the fixed cylinder 4, the locking ring 1 is screwed with the bottom end of the fixed cylinder 4, and the decoration cover 2 is installed between the locking ring 1 and the circular truncated cone 11 at the bottom end of the fixed cylinder 4.

The length of the decorative cover 2 is consistent with that of the rotary cylinder 3, the surface of the decorative cover is provided with knurled lines, and the decorative cover is connected to the outer side of the rotary cylinder 3 through bolts 10.

In the above, the decoration cover 2 is fixed on the rotary cylinder 3 by the bolt 10, the decoration cover 2 is designed with knurled lines for convenient operation, protecting the internal structure, the circular truncated cone 11 is designed at the bottom end of the fixed cylinder 4 for anchoring the rotary cylinder 3 to move, the thread is designed at the top end for installing the locking ring 1, the locking ring 1 clamps the rotary cylinder 3 between the circular truncated cones 11, the rotary cylinder 3 is prevented from moving by friction force of two contact surfaces, and finally the position of the movable shaft 5 is fixed.

Example 3:

as shown in fig. 7, a sleeved adjusting cylinder 12 is arranged in the fixed cylinder, the end portion of the adjusting cylinder 12 is a circular truncated cone, a through hole is formed in the end portion of the adjusting cylinder 12, the circular truncated cone of the adjusting cylinder 12 is in threaded connection with the circular truncated cone of the fixed cylinder, the circular truncated cone of the adjusting cylinder 12 is provided with an inclination, the circular truncated cone of the adjusting cylinder 12 is provided with an adjusting cap 15 in gradient fit, and the adjusting cap 15 is arranged. And a locking bolt 13 is arranged on the bracket.

During assembly, the adjusting cylinder 12 is inserted from the left side, cannot be pulled out from the right side, can rotate in the adjusting cylinder, and is completely fixed by locking the side bolt. Thereby realizing the assembly of the adjusting device and the gun body.

In one embodiment, the end of the adjusting cylinder 12 is provided with a focusing lens, the other end of the moving shaft is provided with a screwed copper nozzle 14, the copper nozzle 14 is abutted against a workpiece, and the distance from the lens to the workpiece is adjusted by adjusting the moving shaft.

The working principle is as follows: when the utility model discloses carry out the during operation, utilize the relative position of adjusting 12 adjustment focus lens pieces of a regulation section of thick bamboo, realize the closed regulation of lens for the laser, rotate dress trim cover 2 simultaneously to drive inside rotatory section of thick bamboo 3 and follow the rotation, drive pin 9 simultaneously and remove along the pitch arc in helicla flute 6, the straight line groove 7 of pin 9 on solid fixed cylinder 4 is followed simultaneously and is removed, removes in solid fixed cylinder 4 with the removal axle 5 that drives and pin 9 is connected.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The focusing device based on the laser processing equipment is characterized by comprising a locking ring, a decoration cover, a rotating cylinder, a fixed cylinder and a moving shaft;

2. The focusing device based on laser processing equipment as claimed in claim 1,

the number of the spiral grooves, the linear grooves and the through holes is kept consistent.

3. The focusing device based on laser processing equipment as claimed in claim 1,

the bottom end of the fixed cylinder is provided with a round table to form anchoring for limiting the rotation cylinder to move, the top end of the fixed cylinder is provided with threads, the locking ring is in threaded connection with the bottom end of the fixed cylinder, and the decorative cover is arranged between the locking ring and the round table at the bottom end of the fixed cylinder.

4. The focusing device based on laser processing equipment as claimed in claim 1,

the decorative cover and the rotary cylinder are consistent in length, provided with knurled lines on the surface and connected to the outer side of the rotary cylinder through bolts.

5. The focusing apparatus for laser processing machine according to claim 1,

the adjustable barrel is characterized in that a sleeved adjusting barrel is arranged in the fixed barrel, the end part of the adjusting barrel is a round platform, a through hole is formed in the end part of the adjusting barrel, the round platform of the adjusting barrel is in threaded connection with the round platform of the fixed barrel, the round platform of the adjusting barrel is provided with an inclination, an adjusting cap in gradient fit is arranged on the round platform of the adjusting barrel, and a locking bolt is arranged on the adjusting cap.

6. The focusing device of claim 5,

the adjustable focusing device is characterized in that a focusing lens is arranged at the end of the adjusting cylinder, a copper nozzle in threaded connection is arranged at the other end of the moving shaft, the copper nozzle leans against a workpiece, and the distance from the lens to the workpiece is adjusted by adjusting the moving shaft.