CN218456213U

CN218456213U - Sliding ring type milling device

Info

Publication number: CN218456213U
Application number: CN202222731121.6U
Authority: CN
Inventors: 杨博
Original assignee: Shenyang Contor Machine & Electric Equipment Co ltd
Current assignee: Shenyang Contor Machine & Electric Equipment Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-02-07
Anticipated expiration: 2032-10-18

Abstract

The utility model discloses a sliding ring type milling device, which comprises a sliding ring, a rotating large disc, a support frame and a large disc motor, wherein the support frame is used for supporting the rotating large disc, and the large disc motor drives the rotating large disc to rotate; a cutting device is fixed in the rotary large disc and comprises a spindle motor, a feeding motor and a saw blade; the stator of the slip ring is fixed on the support frame, the rotor of the slip ring is fixed on the inner hole of the large rotating disc, the slip ring is a via hole type conductive slip ring, and the cable is connected to the feed motor and the spindle motor through the slip ring. The utility model discloses the device adopts the sliding ring structure to get rid of cable overhead, circular bracket, cable tow chain, be favorable to lifting means's application scope and the fault rate that reduces equipment.

Description

Sliding ring type milling device

Technical Field

The utility model relates to a welded tube cutting field relates to a mill and cuts the device, concretely relates to sliding ring type mills and cuts device.

Background

At present, a profiling milling flying saw in the welded pipe industry adopts a drag chain and a cable overhead frame for guiding and fixing a rotating large-disc cable, and meanwhile, a circular bracket is required to be used for wiring a motor in the large disc, as shown in fig. 1. The limitation of wiring causes that the rotary large disc of the profiling milling flying saw can only do reciprocating rotary motion between minus 40 degrees and plus 170 degrees, can not realize free rotation in a 360-degree circumference range, limits the cutting angle of a welded pipe and correspondingly limits the application range of equipment. Meanwhile, the structure enables the cable to stretch repeatedly when the rotary large disc rotates, so that the loss of the cable is too fast, and the failure rate of the equipment is greatly increased.

Disclosure of Invention

In order to solve the problems existing in the prior art, the utility model aims to provide a sliding ring type milling device, the rotatory big dish of this device adopts the sliding ring structure, the wiring is simple, the cable overhead commonly used of prior art the device has been got rid of, circular bracket, the cable tow chain, the cable directly gets into each motor inside the rotatory big dish through the sliding ring, the limitation of wiring has been overcome, the rotatory big dish has realized the free rotation in the circumference scope, the big dish can realize same direction circulation cutting like this at the cutting in-process, and can cut at arbitrary angle, the application scope of equipment has been promoted.

The technical scheme of the utility model as follows:

the sliding ring type milling device is characterized by comprising a sliding ring, a large rotating disc, a support frame and a large disc motor, wherein the support frame is used for supporting the large rotating disc, and the large disc motor drives the large rotating disc to rotate; a cutting device is fixed in the rotary big disc and comprises a spindle motor, a feeding motor and a saw blade; the stator of the slip ring is fixed on the support frame, the rotor of the slip ring is fixed on the inner hole of the large rotating disc, the slip ring is a through hole type conductive slip ring, and the cable is connected to the feeding motor and the spindle motor through the slip ring.

Furthermore, the cable is connected to the stator through a terminal of the stator, the stator and the rotor relatively rotate and conduct electricity, and the cable is led out from the terminal of the rotor and connected to the spindle motor and the feeding motor.

Furthermore, a pair of cutting devices is arranged on the rotary large disc, each cutting device comprises a spindle motor, a feeding motor and a saw blade, the feeding motor drives the spindle motor through a lead screw, and the spindle motor is connected with the driving saw blade.

Further, the large-disk motor is arranged on the support frame.

Furthermore, the support frame is a gantry frame, and the rotary large disc is integrally embedded in the gantry frame; or the supporting frame is a main frame, and a large rotating disc is arranged above the main frame.

The utility model has the advantages as follows:

the device of the utility model adopts a slip ring structure, thereby eliminating a cable overhead, a circular bracket and a cable drag chain, realizing free rotation within a circumference range of 360 degrees by a large rotating disc, having no limit on the cutting angle of a welded pipe and being beneficial to the application range of lifting equipment; and the cable can not stretch out and draw back repeatedly when rotatory big dish is changeed, can not cause the loss of cable too fast, reduces the fault rate of equipment. The device of the utility model is reasonable in design and compact in structure.

Drawings

FIG. 1 is a schematic diagram of a milling structure in the background art;

FIG. 2 is a perspective view of the device of the present invention;

fig. 3 is a front view of the device of the present invention;

the device comprises a slip ring 1, a slip ring 2, a rotary large disc 3, a spindle motor 4, a large disc inner hole 5, a wiring terminal 6, a feeding motor 7, a gantry frame 8, a large disc motor 9, a supporting structure 10, a cable overhead frame 11, a cable drag chain 12 and a circular bracket.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 2 and 3, the slip ring type milling apparatus of the present embodiment includes a slip ring 1, a rotating large disc 2, a gantry frame 7, and a large disc motor 8;

the whole rotating large disk 2 is embedded into the gantry frame 7, the rotating large disk 2 is driven to rotate by the large disk motor 8, and the large disk motor 8 is arranged on the gantry frame 7.

A pair of cutting devices is arranged on the rotary large disc 2, each cutting device comprises a spindle motor 3, a feeding motor 6 and a saw blade, the feeding motor 6 drives the spindle motor 3 through a lead screw, the spindle motor 3 is connected with the driving saw blade, and the pair of saw blades are responsible for cutting welded pipes.

The center of the rotary large disc 2 is provided with a large disc inner hole 4, and a pipe to be welded penetrates through the large disc inner hole 4.

The slip ring 1 is a via hole type conductive slip ring, the center of which is provided with a through hole, and comprises a stator and a rotor and respective connecting terminals, and the slip ring is a product in the prior art (such as HG series via hole slip rings of Hangzhou Chihong), can continuously rotate for 360 degrees and continuously transmit electric power and electric signals.

The stator of the slip ring 1 is fixed on the supporting structure 9 of the gantry frame 7, and the rotor of the slip ring 1 corresponding to the stator of the slip ring 1 is fixed at one end of the large disc inner hole 4. The power cable and the communication cable are connected to a stator of the slip ring 1 through a wiring terminal 5 on the stator, and then are led out from a wiring terminal of a slip ring rotor to be connected to a spindle motor 3 and a feed motor 6 (a plurality of groups of conducting rings in sliding contact are arranged between the stator and the rotor of the slip ring 1, when the stator and the rotor rotate relatively, the conducting rings are used for conducting electricity between the cable connected to the wiring terminal 5 of the stator and the cable connected to the wiring terminal of the rotor, and the device utilizes the special function of the slip ring 1, so that the electric conduction of the cables during the rotation of a large disc is realized, and the cables do not need to be repeatedly stretched and wound).

Rotatory big dish 2 adopts sliding ring 1 to lay wire (power cable and communication cable), it is simple to lay wire, cable overhead 10 has been got rid of, circular bracket 12, the conventional design of cable tow chain 11, power cable and communication cable pass through sliding ring 1 and get into each inside motor of big dish, the limitation of wiring has been overcome, rotatory big dish 2 has realized the circumferencial scope in the free rotation, same direction circulation cutting can be realized at the cutting in-process to rotatory big dish 2 like this, and can cut at arbitrary angle, the application scope of equipment has been promoted.

The working process of the slip ring type milling device of the embodiment is as follows:

the welded pipe enters the slip ring type milling device of the embodiment through the inner hole 4 of the large disc;

when the welded pipe reaches the fixed length, the feed motor 6 drives the screw rod to feed the saw blade driven by the spindle motor 3 from the standby position, and the welded pipe is cut;

after the pipe wall is cut, the large disc motor 8 drives the large rotary disc 2 to rotate, so that the saw blade cuts along the pipe wall, the saw blade returns to the standby position until the welded pipe is cut off, and the large rotary disc 2 stops rotating to wait for the next cutting.

The key of the sliding ring type milling device of the embodiment is that a sliding ring structure is adopted, so that the cable overhead 10, the circular bracket 12 and the cable drag chain 11 are removed, the application range of the equipment is favorably widened, and the failure rate of the equipment is reduced.

The sliding ring type milling device of the present embodiment adopts a gantry frame 7 structure to fix the rotating main disc 2, and may also adopt other forms, such as a main frame structure to support the rotating main disc 2 (e.g. the main frame shown in chinese patent ZL 201620624932.8).

The foregoing illustrates and describes the general principles, features and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the scope of the present invention in any way, and all technical solutions obtained by using equivalent substitution modes and the like fall within the scope of the present invention.

Claims

1. The sliding ring type milling device is characterized by comprising a sliding ring, a rotating large disk, a support frame and a large disk motor, wherein the support frame is used for supporting the rotating large disk, and the large disk motor drives the rotating large disk to rotate; a cutting device is fixed in the rotary big disc and comprises a spindle motor, a feeding motor and a saw blade; the stator of the slip ring is fixed on the support frame, the rotor of the slip ring is fixed on the inner hole of the large rotating disc, the slip ring is a through hole type conductive slip ring, and the cable is connected to the feeding motor and the spindle motor through the slip ring.

2. A slip ring type milling apparatus as claimed in claim 1, wherein the cable is connected to the stator through a terminal of the stator, the stator and the rotor are relatively rotatable and conductive, and the cable is led out from a terminal of the rotor to be connected to the spindle motor and the feed motor.

3. The slide ring type milling device as claimed in claim 1 or 2, wherein a pair of cutting means are provided on said rotary large plate, each cutting means comprising said spindle motor, a feed motor and a saw blade, the feed motor driving the spindle motor through a lead screw, the spindle motor being connected to drive the saw blade.

4. A slide ring type milling device as claimed in claim 1 or 2, characterized in that the large disc motor is arranged on the support frame.

5. The slide ring type milling device according to claim 1 or 2, wherein the support frame is provided as a gantry frame, and the rotating large disc is integrally embedded in the gantry frame; or the support frame is a main frame, and a large rotating disc is arranged above the main frame.