CN202878522U

CN202878522U - Refiner

Info

Publication number: CN202878522U
Application number: CN 201220533593
Authority: CN
Inventors: 易泽文; 尹成
Original assignee: HENAN XINAIKA RUBBER INDUSTRY CO LTD
Current assignee: HENAN XINAIKA RUBBER INDUSTRY CO LTD
Priority date: 2012-10-16
Filing date: 2012-10-16
Publication date: 2013-04-17
Anticipated expiration: 2022-10-16

Abstract

The utility model provides a refiner comprising a frame, a scrapper and a plurality of drums, and also comprises a connecting shaft, a clamping element, and a limiting element, wherein the connecting shaft is rotatably arranged on the frame; the clamping element is arranged on the connecting shaft and is used for clamping the scraper; and the limiting element is arranged on the frame and is used for preventing the connecting shaft and the clamping element from rotating. According to the refiner provided by the utility model, the conventional mode that the position of the scrapper fixed on the frame can not be changed is replaced in a manner of arranging the scrapper on the rotatable connecting shaft; the scraper can be departed from the drums when needing to be replaced; and the scrapper is not interfered by the drums any more in the replacing and operating processes. Thus, the drums do not need to stop rolling, the refiner does not need to stop, and the work efficiency of the refiner can not be influenced, so that the economic benefit of regenerated rubber can be further improved.

Description

Refining machine

Technical Field

The utility model relates to a rubber machinery technical field, more specifically say, relate to a refiner.

Background

The refiner is a main device for processing the regenerated rubber, a plurality of rollers which are contacted with each other in pairs are arranged on the refiner, the surfaces of the rollers are smooth and are in a waist drum shape, the refiner can enable rubber powder subjected to high-temperature desulfurization to enter between the two rollers when in work, the two rollers shear and thin pass the rubber powder at a high speed, impurities in the rubber powder are extruded to the two ends of the rollers from the middle part of the rollers, the impurities are gathered at the edge of the rubber sheet formed by the regenerated rubber, then the impurities at the edge of the rubber sheet are removed by a scraper, and finally the regenerated rubber returns to elasticity.

In the prior art, as shown in fig. 1, a scraper 01 is arranged on a frame 02 of a refiner, and the edge of the scraper is in contact with or close to the surface of a roller 03 to scrape off impurities, wherein the scraper 01 is connected with the frame 02 by a screw fastening connection. Because the scraper 01 is always contacted with the roller 03 or the regenerated rubber and rubs when in work, the scraper 01 is easy to wear and needs to be replaced, and because the scraper 01 is arranged close to the roller, the roller 03 in work can obstruct the dismounting and replacing operations of the scraper 01, so the roller 03 needs to be stopped to roll, even if the refiner stops working, the dismounting and replacing operations of the scraper 01 are needed, and the dismounting and replacing operations of the scraper 01 need to be frequently and repeatedly carried out in the production process, thereby the production efficiency of the refiner is seriously influenced, and the improvement of the economic benefit of the regenerated rubber is limited to a greater degree.

In summary, how to reduce the influence on the production efficiency of the refiner caused by frequent disassembly and replacement of the scraper and further improve the economic benefit of the reclaimed rubber is a problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a refiner which has solved the problem that the scraper needs to make refiner shut down when dismantling, changing, and then influences refiner work efficiency.

In order to achieve the above object, the utility model provides a following technical scheme:

a refiner including a frame, a plurality of rolls and doctor blades cooperating with a plurality of said rolls, comprising:

the connecting shaft is rotatably arranged on the rack;

a clamping member provided on the connecting shaft to clamp the scraper;

and the limiting part is arranged on the rack to block the connecting shaft and the clamping piece from rotating.

Preferably, the refiner further comprises an adjusting wheel which is arranged on the clamping piece and can adjust the relative position of the scraper and the connecting shaft.

Preferably, in the refiner, the limiting member is a flange connected to the frame by a bolt.

Preferably, in the refiner, a plurality of connecting shafts arranged on the frame are arranged in parallel in one-to-one correspondence with the rollers.

Preferably, in the refiner, a plurality of clamping members for clamping the scrapers are provided on the same connecting shaft.

Preferably, in the refiner, the clamping member includes:

the first clamping plate and the second clamping plate are matched and clamped with the scraper;

the clamping oil cylinder provides clamping power for the first clamping plate and the second clamping plate; wherein,

the clamping oil cylinder is arranged on the first clamping plate, and the first clamping plate is arranged on the connecting shaft.

Preferably, in the refiner, the first clamping plate, the second clamping plate and the scraper are provided with positioning grooves matched with each other.

Preferably, in the refiner, the positioning groove is a U-shaped groove, and the widths of the U-shaped grooves on the first clamping plate and the second clamping plate are 12mm-20 mm.

Preferably, in the refiner, the diameter of the clamping oil cylinder is 50mm-70mm, and the clamping force is 450kg-1000 kg.

Preferably, in the refiner, the diameter of the oil delivery pipe of the clamping cylinder is 6mm-8 mm.

The utility model provides an among the refiner, including frame, scraper and a plurality of roller, it still includes: a connecting shaft rotatably arranged on the frame; a clamping member provided on the connecting shaft to clamp the scraper; and the limiting part is arranged on the rack to block the connecting shaft and the clamping piece from rotating.

The connecting axle is connected with the frame, be provided with the clamping piece on the connecting axle, the scraper is pressed from both sides tightly on the clamping piece and roller cooperation work, when the scraper is worn and torn and need to be changed, operate the locating part, make the locating part no longer play the effect of blockking to the connecting axle, then the swivelling joint axle, so that the scraper that sets up on the connecting axle through the clamping piece rotates along with the direction of connecting the axial and keeping away from the roller, keep away from the roller when the scraper after, operate clamping piece, make it loosen the scraper and change the scraper, the scraper is changed, press from both sides tightly the completion back, the swivelling joint axle in the opposite direction, make the scraper be close to the roller, and operate the locating part, make it unable continuation rotation with spacing connecting axle, the scraper is.

The utility model provides an among the refiner, through setting up the scraper in rotatable connected epaxial mode, replace the unable mode that changes in the scraper position of traditional fixing in the frame for the roller can be kept away from to the scraper when needs are changed, the scraper just no longer receives the interference of roller when dismantling, changing the operation, and then just need not to make the roller stop rolling, need not to make the refiner shut down, just can not exert an influence to the work efficiency of refiner yet, make reclaimed rubber's economic benefits can further improve.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view showing a structure of a refiner of a plasma display panel according to the prior art;

FIG. 2 is a schematic structural view of a roller and a scraper cooperating in a refiner according to an embodiment of the present invention;

FIG. 3 is a schematic view of the structure of the connection shaft, the clamping member, the adjustment wheel and the flange;

fig. 4 is a left side view of fig. 3.

In the above fig. 1-4:

a scraper 01, a frame 02 and a roller 03;

the scraper comprises a scraper 1, a roller 2, a connecting shaft 3, a clamping piece 4, a limiting piece 5, an adjusting wheel 6, a first clamping plate 41, a second clamping plate 42 and a clamping oil cylinder 43.

Detailed Description

For further understanding of the present invention, the preferred embodiments of the present invention will be described below with reference to examples, but it should be understood that these descriptions are only for the purpose of further illustrating the features and advantages of the present invention, and are not intended to limit the claims of the present invention.

The utility model provides a refiner, it has solved the scraper and need make refiner shut down when dismantling, changing, and then influences refiner work efficiency's problem.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

As shown in fig. 2-4, the embodiment of the present invention provides a refiner, including frame, a plurality of rollers 2 and scraper 1 working with a plurality of rollers 2, it also includes:

a connecting shaft 3 rotatably provided on a frame (not shown in the drawings);

a clamping member 4 provided on the connecting shaft 3 to clamp the scraper 1;

and a limiting member 5 arranged on the frame to block the rotation of the connecting shaft 3 and the clamping member 4.

In the refiner provided by the embodiment, the connecting shaft 3 is connected with the frame, the clamping piece 4 is arranged on the connecting shaft 3, the scraper 1 is clamped on the clamping piece 4 to be matched with the roller 2, the limiting piece 5 is operated to ensure that the limiting piece 5 does not block the connecting shaft 3 any more, then the connecting shaft 3 is rotated, so that the scraper 1 arranged on the connecting shaft 3 by the clamping piece 4 rotates along with the connecting shaft 3 towards the direction far away from the roller 2, when the scraper 1 is far away from the roller 2, the clamping piece 4 is operated to loosen the scraper 1 and replace the scraper 1, after the replacement and the clamping of the scraper 1 are completed, the connecting shaft 3 is rotated in the opposite direction to make the scraper 1 close to the roller 2, and the limiting piece 5 is operated, make it unable continuation rotation with spacing connecting shaft 3, scraper 1 is changed and is accomplished, and it can continue to scrape to cut the impurity of persisting on roller 2 and clear away.

In the refiner that this embodiment provided, through setting up scraper 1 in the mode on rotatable connecting axle 3, replace the unable mode that changes in traditional scraper 1 position of fixing in the frame, make scraper 1 can keep away from roller 2 when needs are changed, scraper 1 is dismantling, just no longer receive roller 2's interference when changing the operation, and then just need not to make roller 2 stop rolling, need not to make the refiner shut down, just can not exert an influence to the work efficiency of refiner yet, make reclaimed rubber's economic benefits can further improve.

In order to further optimize the technical solution, the refiner provided by this embodiment further includes an adjusting wheel 6, which is disposed on the clamping member 4 and can adjust the relative position of the scraper 1 and the connecting shaft 3. In this embodiment, the connecting shaft 3 can drive the scraper 1 to rotate, under the effect of the limiting part 5, when it is close to the roller 2, the distance between the scraper 1 and the roller 2 has certain limitation, so that the connecting shaft 3 can not adjust the gap size between the scraper 1 and the roller 2 in rolling more flexibly, therefore, the adjusting wheel 6 is arranged on the clamping part 4, the adjusting wheel 6 is matched with the clamping part 4 through threads, and the deep end of the clamping part 4 can be connected with the clamping end of the scraper 1, when the adjusting wheel 6 is rotated, the depth of the deep end of the clamping part 4 can be changed, and further the clamping position of the scraper 1 connected with the adjusting wheel in the clamping part 4 is changed, so that the length of the scraper 1 extending out of the clamping part 4 can be changed, and finally.

Specifically, the limiting part 5 is a flange connected with the frame through a bolt. In this embodiment, the limiting member 5 is specifically a flange, as shown in fig. 3, and functions to prevent the connecting shaft 3 from continuing to rotate after the scraper 1 disposed on the connecting shaft 3 approaches the roller 2, so as to prevent the scraper 1 from excessively approaching the roller 2 and affecting the normal operation of the roller 2. The flange passes through the bolt and is connected with the frame, scraper 1 is at normal during operation, the bolt fastens the flange in the frame, the fastening pressure for the flange is applyed to the bolt, the flange extrudees connecting axle 3 under this pressure effect, make and frame in close contact with, and then realize blockking the limiting displacement of connecting axle 3 rotation, when needs change scraper 1, loosen the bolt, make it no longer exert fastening pressure to the flange, thereby make the flange no longer extrude connecting axle 3 and allow connecting axle 3 to rotate, then rotate connecting axle 3, make scraper 1 keep away from roller 2, scraper 1 changes and accomplishes the back, rotatory connecting axle 3 in the opposite direction, make scraper 1 rotate to operating position, the fastening is used for fixed bolt, make flange extrude connecting axle 3 once more in order to block its rotation. In addition, the reason why the flange is selected as the limiting member 5 in this embodiment is that it can play a role of connecting the frame and the connecting shaft 3 in addition to a limiting role, so that the number of components can be reduced, and the manufacturing cost can be reduced. Of course, the limiting member 5 may also be a ratchet wheel and a pawl or a stop block and a limiting ring, without affecting the normal operation of the refiner provided by this embodiment.

Preferably, the connecting shafts 3 arranged on the frame are multiple and are arranged in parallel in one-to-one correspondence with the rollers 2. Because there are a plurality of rollers 2 on a refiner, so in order to strengthen the effect that impurity was clear away, be provided with a plurality of connecting axles 3 on the refiner that this embodiment provided, and with a plurality of rollers 2 one-to-one to every connecting axle 3 and rather than the roller 2 parallel arrangement that corresponds, with the increase scraper 1 is to the area of cutting of scraping of roller 2, also makes things convenient for the rotation of scraper 1 simultaneously. Of course, one roller 2 can also correspond to a plurality of connecting shafts 3 in the case of meeting the working requirements.

Furthermore, a plurality of clamping pieces 4 for clamping the scraper 1 are arranged on the same connecting shaft 3. In order to further enhance the scraping effect of the roller 2, a plurality of clamping members 4 are arranged on the same connecting shaft 3, and each clamping member 4 is clamped with the scraper 1, so that the technical scheme is more perfect.

As shown in fig. 4, the present embodiment provides a refiner wherein the clamping member 4 includes:

a first clamping plate 41 and a second clamping plate 42 which cooperatively clamp the blade 1;

a clamping cylinder 43 for supplying clamping power to the first clamping plate 41 and the second clamping plate 42; wherein,

the clamp cylinder 43 is provided on the first clamp plate 41, and the first clamp plate 41 is provided on the link shaft 3.

The first clamping plate 41 and the second clamping plate 42 are adopted to clamp the scraper 1, so that the area of a contact surface bearing clamping force can be increased, the clamping effect is more ideal, and the clamping oil cylinder 43 is adopted as a power part for providing the clamping force because the clamping force is moderate in size, small in size, convenient to operate and low in price.

In order to improve the technical scheme, the first clamping plate 41, the second clamping plate 42 and the scraper 1 are provided with positioning grooves which are matched with each other. This constant head tank makes first splint 41 and second splint 42 can be more accurate when centre gripping scraper 1 fix a position with scraper 1, avoids causing the scraper 1 crooked or drop because of taking place the centre gripping dislocation, leads to normal work to receive the influence, and the end of deepening of regulating wheel 6 also links to each other with first splint 41 and second splint 42 in addition, and when regulating wheel 6 adjusted the scraper 1 position, regulating wheel 6 can be through its end drive first splint 41 and second splint 42 of deepening and remove with scraper 1 together.

Preferably, the positioning groove is a U-shaped groove, the width of the U-shaped groove on the first clamping plate 41 and the second clamping plate 42 is 12mm-20mm, the diameter of the clamping oil cylinder 43 is 50mm-70mm, the clamping force is 450kg-1000kg, and the diameter of the oil delivery pipe of the clamping oil cylinder 43 is 6mm-8 mm.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A refiner comprising a frame, a plurality of rolls (2) and a plurality of scrapers (1) cooperating with the rolls (2), characterized in that it further comprises:

a connecting shaft (3) rotatably arranged on the frame;

a clamping member (4) arranged on the connecting shaft (3) to clamp the scraper (1);

and the limiting piece (5) is arranged on the machine frame to block the connecting shaft (3) and the clamping piece (4) from rotating.

2. The refiner of claim 1, further comprising an adjusting wheel (6) arranged on the clamping member (4) and capable of adjusting the relative position of the scraper (1) and the connecting shaft (3).

3. A refiner as claimed in claim 1, wherein the stop (5) is a flange bolted to the frame.

4. The refiner of claim 1, wherein the connecting shafts (3) arranged on the frame are arranged in parallel in one-to-one correspondence with the rollers (2).

5. Refiner according to claim 1, wherein one and the same connecting shaft (3) is provided with a plurality of clamping elements (4) for clamping the scrapers (1).

6. Refiner according to claim 1, wherein the clamping element (4) comprises:

a first clamping plate (41) and a second clamping plate (42) which are used for clamping the scraper (1) in a matching way;

a clamping cylinder (43) for providing clamping power for the first clamping plate (41) and the second clamping plate (42); wherein,

the clamping oil cylinder (43) is arranged on the first clamping plate (41), and the first clamping plate (41) is arranged on the connecting shaft (3).

7. The refiner of claim 6, wherein the first clamping plate (41), the second clamping plate (42) and the scraper (1) are provided with mutually cooperating positioning grooves.

8. The refiner of claim 7, wherein the positioning grooves are U-shaped grooves, and the width of the U-shaped grooves on the first clamping plate (41) and the second clamping plate (42) is 12mm-20 mm.

9. The refiner of claim 6, wherein the clamping cylinders (43) have a diameter of 50mm to 70mm and a clamping force of 450kg to 1000 kg.

10. The refiner of claim 6, wherein the diameter of the oil pipe of the clamping cylinder (43) is 6mm to 8 mm.