CN111957788A

CN111957788A - Expansion machine for machining cyclone tube

Info

Publication number: CN111957788A
Application number: CN202010971174.8A
Authority: CN
Inventors: 肖国栋; 刘宝凯; 傅友鹏
Original assignee: Shandong Asahi Stainless Steel Co ltd
Current assignee: Shandong Asahi Stainless Steel Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2020-11-20

Abstract

The invention provides an expansion machine for machining a spiral-flow tube, which comprises a rack, wherein a fixed sleeve is arranged on the rack, a sliding groove is formed in the inner side of the fixed sleeve, a clamping strip which can be close to or far away from the sliding groove is arranged on the outer side of the fixed sleeve, the clamping strip is connected with a first power device which drives the clamping strip to be close to or far away from the sliding groove, a sliding claw which can slide to the outer side of the fixed sleeve along the sliding groove is arranged on the inner side of the fixed sleeve, and the sliding claw is connected with a second power device which drives the sliding claw to slide. With whirl pipe barrel suit on fixed sleeve, the blade correspondence is placed in sliding tray department, and the tight strip of first power device drive clamp is tight to the junction of blade and barrel clamp, and the outside roll-off of second power device drive sliding jaw from the sliding tray is under the combined action of sliding jaw and tight strip of clamp, turns over the blade from the barrel, realizes the shaping of whirl pipe, and the whirl pipe blade upset size that makes every turn of processing is the same, has both improved machining efficiency, has improved the precision of processing again.

Description

Expansion machine for machining cyclone tube

Technical Field

The invention relates to the technical field of boiler flue gas treatment and processing.

In particular to an expanding machine for processing a swirl tube.

Background

In the prior art, a cyclone tube in boiler flue gas treatment is processed by a cylinder, the cylinder with a corresponding length is cut firstly, then the shape of a blade is cut on the cylinder by laser cutting, finally the blade is turned out by workers and is corrected for many times, the required reversal angle of the blade is achieved, and the process is time-consuming and labor-consuming, the efficiency is low, and unqualified products are easy to generate.

Disclosure of Invention

The invention aims to overcome the defects of the traditional technology and provide an expander for machining a cyclone tube aiming at the defects of the prior art.

The aim of the invention is achieved by the following technical measures: the utility model provides an expansion machine is used in cyclone tube processing which characterized in that: the clamping device comprises a frame, be equipped with fixed sleeve in the frame, fixed sleeve's inboard is equipped with the sliding tray, the fixed sleeve outside is equipped with the tight strip of clamp that can be close to or keep away from the sliding tray, it is connected with its first power device who is close to or keeps away from the sliding tray of drive to press from both sides tight strip, the fixed sleeve inboard is equipped with and can follows the sliding tray and slide the sliding jaw outside the fixed sleeve, the sliding jaw is connected with its gliding second power device of drive.

The cyclone tube barrel is sleeved on the fixing sleeve, the blades are correspondingly placed at the sliding grooves, the first power device drives the clamping strips to clamp the joints of the blades and the barrel, the second power device drives the sliding claws to slide out of the sliding grooves, and at the moment, under the combined action of the sliding claws and the clamping strips, the blades are turned out of the barrel, so that the cyclone tube is formed.

As an improvement of the technical scheme: the sliding groove is equipped with a plurality ofly, and is a plurality of the sliding groove is along fixed sleeve's circumference equipartition.

As an improvement of the technical scheme: the clamping strips are arranged in one-to-one correspondence with the sliding grooves, and the sliding claws are arranged in one-to-one correspondence with the sliding grooves.

As an improvement of the technical scheme: the first power device is a first oil cylinder, the output end of the first oil cylinder is connected with a clamping block through a connecting block, and the clamping strip is arranged at one end, far away from the connecting block, of the clamping block.

As an improvement of the technical scheme: the first oil cylinder is provided with a plurality of oil cylinders which are uniformly distributed in the circumferential direction of the annular edge fixing sleeve, and the clamping blocks correspond to the first oil cylinders one to one.

As an improvement of the technical scheme: and a plurality of clamping strips are arranged on each clamping block, and the clamping strips on the same clamping block are arranged in an arc shape.

As an improvement of the technical scheme: the clamping strip is positioned between two adjacent sliding grooves.

As an improvement of the technical scheme: the second power device is a second oil cylinder, the sliding claw is connected with the second oil cylinder through a drift pin, the drift pin is arranged inside the fixed sleeve, and the second oil cylinder is fixedly connected with one end of the drift pin and drives the drift pin to move close to or far away from the fixed sleeve.

As an improvement of the technical scheme: the punch pin is in a round table shape with a large lower part and a small upper part, a plurality of placing grooves are formed in the circumferential direction of the punch pin, the placing grooves and the sliding claws are arranged in a one-to-one correspondence mode, one side of each sliding claw is located in each placing groove, and the other side of each sliding claw faces towards each sliding groove.

As an improvement of the technical scheme: the fixed sleeve passes through positioning disk and frame fixed connection, the positioning disk sets up between fixed sleeve and frame, one side that the positioning disk is close to fixed sleeve is equipped with the constant head tank along circumference.

Due to the adoption of the technical scheme, compared with the prior art, the invention has the advantages that: the invention provides an expansion machine for machining a cyclone tube, wherein a cyclone tube barrel is sleeved on a fixed sleeve, blades are correspondingly placed at a sliding groove, a first power device drives a clamping strip to clamp the joint of the blades and the barrel, a second power device drives a sliding claw to slide out of the sliding groove, and the blades are turned out of the barrel under the combined action of the sliding claw and the clamping strip, so that the molding of the cyclone tube is realized, the turning sizes of the blades of the cyclone tube machined each time are the same, the machining efficiency is improved, and the machining precision is improved.

The invention is further described with reference to the following figures and detailed description.

Drawings

FIG. 1 is a schematic view of the overall structure of an expander for machining a swirl tube according to the present invention.

FIG. 2 is a schematic structural view of a clamping block of the expanding machine for machining a cyclone tube according to the present invention.

FIG. 3 is a schematic view of the expanding punch and the fixed sleeve of the present invention.

FIG. 4 is a schematic view of a milling machine of the present invention.

FIG. 5 is a schematic view of a sliding jaw structure of an expander for machining a swirl tube according to the present invention.

FIG. 6 is a schematic view of a positioning plate of an expander for machining a swirl tube according to the present invention.

FIG. 7 is a schematic view of a first cylinder structure of the expander for machining a swirl tube according to the present invention.

FIG. 8 is a schematic view of a cyclone tube structure of an expander for cyclone tube processing according to 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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example (b): the specific shape of cyclone tube is as shown in figure 8, and includes barrel 1, the inside of barrel 1 is equipped with whirl chamber 2, and both ends are equipped with first opening 3 and second opening 4 respectively, be equipped with location arch 5 on the first opening 3, the barrel 1 is close to the one end of location arch 5 and is equipped with ventilative groove 6, ventilative groove 6 will whirl chamber 2 and external intercommunication, one side of ventilative groove 6 is equipped with blade 7, blade 7 follows the length direction setting of ventilative groove 6, be equipped with connecting hole 8 between ventilative groove 6 and the first opening 3.

As shown in fig. 1 to 7, an expander for processing a cyclone tube includes a frame 9, a fixing sleeve 10 is disposed on the frame 9, a sliding groove 11 is disposed on an inner side of the fixing sleeve 10, a clamping bar 12 which can be close to or far from the sliding groove 11 is disposed on an outer side of the fixing sleeve 10, the clamping bar 12 is connected to a first power device which drives the clamping bar to be close to or far from the sliding groove 11, a sliding jaw 13 which can slide to an outer side of the fixing sleeve 10 along the sliding groove 11 is disposed on an inner side of the fixing sleeve 10, and the sliding jaw 13 is connected to a second power device which drives the sliding bar to slide.

The cyclone tube cuts out the shape of blade 7 and the shape of protruding 5 and connecting hole 8 of location through the laser earlier, again with the outside upset of blade 7, in this embodiment, with cyclone tube barrel 1 suit on fixed sleeve 10, blade 7 corresponds places in sliding tray 11 department, the tight strip 12 of first power device drive clamp is tight to the junction of blade 7 and barrel 1, second power device drive sliding jaw 13 is from the outside roll-off of sliding tray 11, at this moment, under the combined action of sliding jaw 13 and tight strip 12 of clamp, turn over blade 7 from barrel 1, realize the shaping of cyclone tube.

In this embodiment, the sliding grooves 11 are provided in plural, and the plurality of sliding grooves 11 are uniformly distributed along the circumferential direction of the fixing sleeve 10. The clamping strips 12 are arranged in one-to-one correspondence with the sliding grooves 11, and the sliding claws 13 are also arranged in one-to-one correspondence with the sliding grooves 11. As shown in fig. 8, the number of the blades 7 and the ventilation slots 6 is 12, correspondingly, the number of the sliding slots 11 and the number of the sliding claws 13 are 12, and the length of the sliding claws 13 is equal to that of the sliding slots 11, when the sliding claws 13 slide from the inner side to the outer side of the fixed sleeve 10, the blades 7 are pushed out completely according to the direction from the sliding slots 11 to the blades 7, so that the blades 7 are turned over, as shown in fig. 2, the pressing part of the pressing strip is positioned between two adjacent sliding slots 11 and corresponds to the cylinder 1, namely, between two adjacent ventilation slots 6, so that the pressing strip presses the whole cylinder 1 when the sliding claws 13 push the blades 7 out, and the pressing part is positioned at the joint of the blades 7 and the cylinder 1, so that the turning accuracy of the blades 7 can be ensured, the angle of the turned-out blades 7 can be ensured by the outward sliding distance of the sliding claws 13, and the forces of the blades 7 are uniform everywhere turned out, the molding effect and the qualification rate are ensured.

In this embodiment, the first power device is a first oil cylinder 14, the first oil cylinder 14 is fixed on the frame 9 through a first fixing plate 15, the first fixing plate 15 is perpendicular to the frame 9, a guide shaft 16 is further arranged between the first fixing plate 15 and the connecting block 18, an output end of the first oil cylinder 14 is connected with a clamping block 17 through the connecting block 18, and the clamping strip 12 is arranged at one end, far away from the connecting block 18, of the clamping block 17. In this embodiment, press from both sides tight piece 17 and wholly be the arc setting, one side that is close to fixed sleeve 10 is equipped with and press from both sides tight strip 12, and one side of keeping away from fixed sleeve 10 is equipped with connecting block 18, every press from both sides and be equipped with a plurality of tight strip 12 of clamp on the tight piece 17 of clamp, it is a plurality of on the same tight piece 17 of clamp tight strip 12 is the arc and arranges, first hydro-cylinder 14 is equipped with a plurality ofly, and is a plurality of first hydro-cylinder 14 is cyclic annular along the circumference equipartition of fixed sleeve 10, press from both sides tight piece 17 with first. In this embodiment, as shown in fig. 2, first hydro-cylinder 14 is equipped with 4, four first hydro-cylinders 14 are 90 degrees each other and are cyclic annular around fixed sleeve 10 a week, corresponding clamp block 17 also is equipped with 4, with first hydro-cylinder 14 one-to-one, be equipped with 3 on every clamp block 17 and press from both sides tight strip 12, wholly be equipped with 12 and press from both sides tight strip 12, it is corresponding with 12 blades 7 of whirl pipe, as shown in fig. 2, press from both sides tight strip 12 and set up between two adjacent sliding tray 11, can fix barrel 1 and blade 7, can not hinder the upset of blade 7 again.

As shown in FIG. 1, in this embodiment, the second power device is a second cylinder 19, the second cylinder 19 is disposed at the lower side of the frame 9 and connected to the frame 9 through a second fixing plate 23, and the output end of the second cylinder 19 passes through the frame 9 and is fixedly connected to the punch 20, and drives the punch 20 to slide up and down. The sliding jaw 13 is connected with a second cylinder 19 through a drift pin 20, the drift pin 20 is arranged inside the fixed sleeve 10, and the second cylinder 19 is fixedly connected with one end of the drift pin 20 and drives the drift pin 20 to slide close to or far away from the fixed sleeve 10.

As shown in fig. 4, the punch 20 is a circular truncated cone with a large lower part and a small upper part, a plurality of placing grooves 21 are arranged in the circumferential direction of the punch 20, the placing grooves 21 and the sliding claws 13 are arranged in a one-to-one correspondence, one side of the sliding claws 13 is positioned in the placing grooves 21, and the other side of the sliding claws 13 is arranged towards the sliding groove 11. The sliding claws 13 are shaped as shown in fig. 5, in which one side is obliquely arranged, the obliquely arranged side is positioned in the placement groove 21 to be engaged with the placement groove 21, and the other side is positioned in the sliding groove 11 to be arranged in the vertical direction. As shown in FIG. 1, a pressing cover 22 is further provided above the fixed sleeve 10, the pressing cover 22 is fixedly connected with the fixed sleeve 10 through bolts, and the drift pin 20 and the sliding jaw 13 are both arranged inside the fixed sleeve 10. In this embodiment, because the number of the sliding claws 13 is 12, 12 corresponding placing grooves 21 are also provided, the width of the 12 placing grooves 21 is equal from top to bottom, the depth is also equal, the 12 placing grooves 21 are inclined from top to bottom to the outside gradually, the second oil cylinder 19 drives the punch 20 to move upwards along the vertical direction, and the placing grooves 21 inclined inside push the sliding claws 13 to slide along the sliding grooves 11 in the horizontal direction, so as to turn out the blades 7.

As shown in fig. 1 and 6, the fixing sleeve 10 is fixedly connected to the frame 9 through a positioning plate 24, the positioning plate 24 is disposed between the fixing sleeve 10 and the frame 9, and a positioning groove 25 is circumferentially disposed on one side of the positioning plate 24 close to the fixing sleeve 10. In this embodiment, positioning disk 24 is fixed in frame 9, fixed sleeve 10 sets up and passes through bolt fixed connection with positioning disk 24 in positioning disk 24 top, the shape of fixed disk is as shown in fig. 6, be equipped with 4 constant head tanks 25, four constant head tanks 25 are corresponding with four location arch 5 on the cyclone tube, place barrel 1 when fixed sleeve 10 is outer like this, location arch 5 is located constant head tank 25, barrel 1 just can't have rotated, make ventilative groove 6 on the barrel 1 also fixed, and add man-hour to fixed sleeve 10, with the accurate ventilative 6 settings of sliding tray 11 alignment, the realization is to the accurate location of blade 7. In addition, in this embodiment, the strokes of the first oil cylinder 14 and the second oil cylinder 19 are both fixed, so that the turning sizes of the swirl tube blades 7 processed at each time are the same, thereby improving the processing efficiency and the processing precision.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an expansion machine is used in cyclone tube processing which characterized in that: the clamping device comprises a frame, be equipped with fixed sleeve in the frame, fixed sleeve's inboard is equipped with the sliding tray, the fixed sleeve outside is equipped with the tight strip of clamp that can be close to or keep away from the sliding tray, it is connected with its first power device who is close to or keeps away from the sliding tray of drive to press from both sides tight strip, the fixed sleeve inboard is equipped with and can follows the sliding tray and slide the sliding jaw outside the fixed sleeve, the sliding jaw is connected with its gliding second power device of drive.

2. The expander for machining a swirl tube according to claim 1, wherein: the sliding groove is equipped with a plurality ofly, and is a plurality of the sliding groove is along fixed sleeve's circumference equipartition.

3. The expander for machining a swirl tube according to claim 2, wherein: the clamping strips are arranged in one-to-one correspondence with the sliding grooves, and the sliding claws are arranged in one-to-one correspondence with the sliding grooves.

4. The expander for machining a swirl tube according to claim 3, wherein: the first power device is a first oil cylinder, the output end of the first oil cylinder is connected with a clamping block through a connecting block, and the clamping strip is arranged at one end, far away from the connecting block, of the clamping block.

5. The expander for machining a swirl tube according to claim 4, wherein: the first oil cylinder is provided with a plurality of oil cylinders which are uniformly distributed in the circumferential direction of the annular edge fixing sleeve, and the clamping blocks correspond to the first oil cylinders one to one.

6. The expander for machining a swirl tube according to claim 5, wherein: and a plurality of clamping strips are arranged on each clamping block, and the clamping strips on the same clamping block are arranged in an arc shape.

7. The expander for machining a swirl tube according to claim 5, wherein: the clamping strip is positioned between two adjacent sliding grooves.

8. An expander for machining a swirl tube according to any one of claims 1 to 7, wherein: the second power device is a second oil cylinder, the sliding claw is connected with the second oil cylinder through a drift pin, the drift pin is arranged inside the fixed sleeve, and the second oil cylinder is fixedly connected with one end of the drift pin and drives the drift pin to move close to or far away from the fixed sleeve.

9. The expander for machining a swirl tube according to claim 8, wherein: the punch pin is in a round table shape with a large lower part and a small upper part, a plurality of placing grooves are formed in the circumferential direction of the punch pin, the placing grooves and the sliding claws are arranged in a one-to-one correspondence mode, one side of each sliding claw is located in each placing groove, and the other side of each sliding claw faces towards each sliding groove.

10. An expander for machining a swirl tube according to any one of claims 1 to 7, wherein: the fixed sleeve passes through positioning disk and frame fixed connection, the positioning disk sets up between fixed sleeve and frame, one side that the positioning disk is close to fixed sleeve is equipped with the constant head tank along circumference.