CN103692016A - Tensioning device of underwater diamond wire saw - Google Patents
Tensioning device of underwater diamond wire saw Download PDFInfo
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- CN103692016A CN103692016A CN201210364932.5A CN201210364932A CN103692016A CN 103692016 A CN103692016 A CN 103692016A CN 201210364932 A CN201210364932 A CN 201210364932A CN 103692016 A CN103692016 A CN 103692016A
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Abstract
The invention discloses a tensioning device of an underwater diamond wire saw. The tensioning device comprises a support and a tensioning wheel. The tension device is characterized in that a tensioning mechanism comprises a left support and a right support, wherein the left support is fixed on the support, the right support is arranged on the support and slides relative to a left seat body, a drive disk is arranged on the end face of the left support, and a first magnet is arranged on the end face of the drive disk; a fixed disk, which corresponds to the drive disk, is arranged on one end of the right support, a corresponding second magnet is arranged on the end face of the fixed disk, a tensioning wheel shaft and the tensioning wheel are arranged on the other end of the right support, when the drive disk rotates, the first magnet rotates, the first magnet and the second magnet generate repulsive force and suction, so that the fixed disk and the tensioning wheel can move back and forth relative to the drive disk, thus the tensioning wheel is horizontally moved to realize tensioning adjustment of a beading strand. By adopting the magnetic tensioning mechanism, in comparison with the conventional mechanical tensioning mechanism, the tensioning device has no energy loss generated by the friction, the vibration and the noise are greatly reduced, and the tensioning device has the advantages of long service life of parts, capability of saving lubricant oil and quick adjustment.
Description
Technical field
The present invention relates to underwater diamond rope saw technical field, specifically a kind of tensioning apparatus of diamond-wire saw.
Background technology
In stone material and seagoing pipeline cutting processing field, rope saw cutting machine, due to the advantage of himself, is widely adopted at present.For conventional diamond-wire saw, generally include clamp mechanism and cutting mechanism, wherein cutting mechanism comprises cutting frame, tensioning apparatus, main motion device and radial feeding device and guider etc.Existing tensioning apparatus is mainly comprised of parts such as regulating wheel, regulating wheel axle bed, adjustment handle, leading screw and pedestals, pedestal and regulating wheel axle bed are slidably matched, it is inner that leading screw is positioned at regulating wheel axle bed, its one end passes regulating wheel axle bed and connects adjustment handle, in regulating wheel axle bed, be provided with regulating wheel installing hole, so that regulating wheel to be installed.During work, by rotation, adjust handle and drive leading screw to rotate, regulating wheel can be moved left and right, to regulate the tensioning degree of bead string rope.This structure of utilizing leading screw rotation to produce tensile force can cause heating and because of friction energy loss, the governing speed of tensile force is slower simultaneously.
Also has Chinese patent < < rope saw saw rope tensioning apparatus > > that the patent No. is 200820173477.X, by motor, driving wheel, driven pulley, saw rope and support form, the driven pulley in the upper left corner is fixed on one end of telescopic oil cylinder, the other end of telescopic oil cylinder is fixed on support, every saw rope side is provided with a regulating wheel being in contact with it, regulating wheel is arranged on one end of the tensioning telescopic oil cylinder between two driven pulleys of homonymy, the other end of tensioning telescopic oil cylinder is fixed on support, the two adjacent regulating wheels setting of staggering up and down, this structure is the flexible saw rope tension force that regulates by tensioning telescopic oil cylinder, make stone material cutting evenly, but this structure needs electric machine rotation, therefore exist use cost high, baroque defect.
In recent years, because the permanent-magnet material of new generation performance at aspects such as high remanent magnetism, high-coercive force, high energy products improves and cost, adopt machine components and the product of permanent magnet more and more, magnetic drives has lot of advantages, without frictionalwear problem, can high-speed motion, vibration and noise are less, and its potential magnetic property is high, can pick up the weight that is equivalent to 640 times of own wts, therefore, permanent magnet is used widely.
Summary of the invention
Technical problem to be solved by this invention is that a kind of tensioning apparatus of underwater diamond rope saw is provided for the above-mentioned state of the art, this device utilizes the relative rotation of two pairs of two-stage permanent magnets and forms attraction and repulsive force, produce tensile force, driving regulating wheel moves left and right, and has novel structure uniqueness, regulates feature rapidly.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of tensioning apparatus of underwater diamond rope saw, comprise support, regulating wheel and rack-mount strainer, described support is arranged on the framework of diamond-wire saw, it is characterized in that described strainer comprises left support abutment and right support abutment, left support abutment is fixed on support, right support abutment is located on support and can be slided with respect to left pedestal, the end face of left support abutment is provided with a driving-disc, and the end face of driving-disc is provided with the first magnet; The end face of right support abutment is provided with the fixed disk corresponding with driving-disc, the end face of fixed disk is provided with second magnet corresponding with the first magnet, the other end of right support abutment is provided with tension wheel shaft, described regulating wheel is arranged on tension wheel shaft, and when driving-disc rotates, the first magnet rotates, produce repulsive force or suction with the second magnet, the relative driving-disc of fixed disk is moved forward and backward, thereby drive right support abutment and the relative left support abutment of regulating wheel to move forward and backward, realize the tensioning of bead string rope is regulated.
As improvement, in described left support abutment, be provided with a driving shaft, driving shaft by bearings in left support abutment, one end of driving shaft is provided with rotary handle and end cap, between the centre bore of the other end through left support abutment and driving-disc, by spline, be connected, and on the end face of driving shaft, the outside of driving-disc is arranged with left back-up ring; In described right support abutment, be provided with a fixed axis, one end of fixed axis and right support abutment interference fit, the other end and fixed disk interference fit, and on the end face of fixed axis, the outside of fixed disk is arranged with right back-up ring.
As improvement, on the end face of described driving-disc and fixed disk, offering respectively can be for the annular groove of the first annular permanent magnnet and the embedding of the second annular permanent magnnet, and described the first magnet and the second magnet are embedded in annular groove respectively, and are screwed.
As improvement, described annular groove is symmetrical two, and described the first magnet and the second magnet are the two poles of the earth permanent magnet, consist of respectively two semicircle annulars.
Improve, described the first magnet and the second magnet are multipolar permanent magnet again, are respectively S, N utmost point intersection annular composition.
Further improve, described rotary handle is provided with stop pin, and described end cap is provided with corresponding pin-and-hole.
Finally, on described support, offer from left to right a dovetail groove, the bottom of described left support abutment and right support abutment is provided with the spigot surface coordinating with dovetail groove, and described left support abutment is arranged in dovetail groove to be fixed by clamping screw, in the dovetail groove that described right support abutment is arranged on, and can in dovetail groove, horizontally slip.
Compared with prior art, the invention has the advantages that: strainer adopts magnetic force strainer, relative rotation by two pairs of two-stage permanent magnets forms attraction or repulsive force, produces tensile force, drives regulating wheel to move left and right, compare with traditional mechanical tensioning mechanism, because tensile force is to produce under non-contacting state, between permanent magnet, be not in contact with one another, therefore, this mechanism, without part heating and wear problem, can greatly reduce vibration and noise.Because this mechanism is without fricative energy loss, between part, can not produce rigid impact simultaneously, there is part long service life, save lubricating oil.Novel structure of the present invention, adjusting are convenient rapidly, and can increase the service life, and reduce noise.
Accompanying drawing explanation
Fig. 1 is top view of the present invention;
Fig. 2 is front view of the present invention;
Fig. 3 is that Fig. 2 is along the cutaway view of A-A line.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
As Fig. 1, 2, shown in 3, a kind of tensioning apparatus of underwater diamond rope saw, comprise support 1, regulating wheel 8 and be arranged on the strainer on support 1, support 1 is arranged on the framework of diamond-wire saw, on support 1, offer from left to right a dovetail groove 1.1, strainer comprises left support abutment 2, right support abutment 3, driving-disc 4, fixed disk 5 and rotary handle 9, the bottom of left support abutment 2 and right support abutment 3 is respectively equipped with the spigot surface matching with dovetail groove 1.1, left support abutment 2 is arranged in dovetail groove 1.1 fixing by clamping screw 18, right support abutment 3 is arranged in dovetail groove 1.1, and can in dovetail groove 1.1, with respect to left support abutment 3, horizontally slip with the size of tension adjusting, in left support abutment 2, be provided with a driving shaft 6, driving shaft 6 is supported in left support abutment 2 by bearing 13, in left support abutment 2, be also provided with the axle sleeve 14 for rigid bearing 13, one end of driving shaft 6 is provided with rotary handle 9 and end cap 10, between the centre bore of the other end through left support abutment 2 and driving-disc 4, by spline, be connected, driving-disc 4 is just located on the end face of left support abutment 2 like this, and can drive driving-disc 4 to rotate by rotating rotary handle 9, on the end face of driving-disc 4, have two annular grooves, in annular groove, be equipped with the two poles of the earth permanent magnet--the first magnet 11 that two semicircular ring form, one end of right support abutment 3 is provided with the fixed disk corresponding with driving-disc 45, on the end face of fixed disk 5, have the annular groove the same with driving-disc 4, inside be provided with the two poles of the earth permanent magnet corresponding with the first magnet 11--the second magnet 12, in right support abutment 3, be provided with a fixed axis 7, one end of fixed axis 7 and right support abutment 3 interference fit, the other end and fixed disk 5 interference fit, the other end of right support abutment 3 is provided with tension wheel shaft 19, regulating wheel 8 is arranged on tension wheel shaft 19, and fixing by a locking nut 17, like this when driving-disc 4 rotates, when the first magnet 11 and the second magnet 12 polarity are when contrary, can produce attraction, when the first magnet 11 is with the second magnet 12 polarity when identical, can produce repulsive force, thereby make fixed disk 5 drive right support abutment 3 to move on the dovetail groove 1.1 of support 1, regulating wheel 8 can be moved left and right, to regulate the tensioning degree of bead string rope, finally realize the tensioning function of diamond-wire saw, on the end face of driving shaft 6, the outside of driving-disc 4 is arranged with left back-up ring 15, on the end face of fixed axis 7, the outside of fixed disk 5 is arranged with right back-up ring 16, can be so that the first magnet 11 and the second magnet 12 can not combine because magnetic force is excessive, on rotary handle 9, be provided with stop pin 9.1, end cap 10 is provided with corresponding pin-and-hole, after tensile force adjustment finishes, stop pin 9.1 can be inserted in the pin-and-hole of end cap 10, to prevent driving-disc 4 from rotating, tensile force is changed.
Operation principle is such: when the tensile force of bead string rope is carried out to coarse adjustment, can pass through the position of mobile right support abutment 3, the distance of adjusting between left support abutment 2 and right support abutment 3 realizes; When the tensile force of bead string rope is finely tuned, can be undertaken by rotary handle 9, when driving-disc 4 rotates, while making the first magnet 11 and the second magnet 12 polarity completely contrary, can produce attraction, now tensile force reaches minimum, when the first magnet 11 is with the second magnet 12 polarity when identical, can produce repulsive force, now tensile force is maximum.
Claims (7)
1. the tensioning apparatus of a underwater diamond rope saw, comprise support, regulating wheel and rack-mount strainer, described support is arranged on the framework of diamond-wire saw, regulating wheel contacts with bead string rope, it is characterized in that described strainer comprises left support abutment and right support abutment, left support abutment is fixed on support, and right support abutment is located on support and can be slided with respect to left pedestal, the end face of left support abutment is provided with a driving-disc, and the end face of driving-disc is provided with the first magnet; The end face of right support abutment is provided with the fixed disk corresponding with driving-disc, the end face of fixed disk is provided with second magnet corresponding with the first magnet, the other end of right support abutment is provided with tension wheel shaft, described regulating wheel is arranged on tension wheel shaft, when driving-disc rotates, the first magnet rotates, and produces repulsive force or suction with the second magnet, thereby drive right support abutment and the relative left support abutment of regulating wheel to move forward and backward, realize the tensioning of bead string rope is regulated.
2. tensioning apparatus according to claim 1, it is characterized in that being provided with in described left support abutment a driving shaft, driving shaft by bearings in left support abutment, one end of driving shaft is provided with rotary handle and end cap, between the centre bore of the other end through left support abutment and driving-disc, by spline, be connected, and on the end face of driving shaft, the outside of driving-disc is arranged with left back-up ring; In described right support abutment, be provided with a fixed axis, one end of fixed axis and right support abutment interference fit, the other end and fixed disk interference fit, and on the end face of fixed axis, the outside of fixed disk is arranged with right back-up ring.
3. tensioning apparatus according to claim 1, it is characterized in that offering respectively on the end face of described driving-disc and fixed disk the annular groove that can embed for the first magnet and the second magnet, described the first magnet and the second magnet are embedded in annular groove respectively, and are screwed.
4. tensioning apparatus according to claim 3, is characterized in that described annular groove is for two of symmetry, and described the first magnet and the second magnet are the two poles of the earth permanent magnet, consist of respectively two semicircle annulars.
5. tensioning apparatus according to claim 4, is characterized in that described the first magnet and the second magnet are multipolar permanent magnet, is respectively S, N utmost point intersection annular composition.
6. tensioning apparatus according to claim 2, is characterized in that described rotary handle is provided with stop pin, and described end cap is provided with corresponding pin-and-hole.
7. according to the tensioning apparatus described in the arbitrary claim of claim 1 to 6, it is characterized in that offering from left to right on described support a dovetail groove, the bottom of described left support abutment and right support abutment is provided with the spigot surface coordinating with dovetail groove, described left support abutment is arranged in dovetail groove to be fixed by clamping screw, in the dovetail groove that described right support abutment is arranged on, and can in dovetail groove, horizontally slip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210364932.5A CN103692016A (en) | 2012-09-27 | 2012-09-27 | Tensioning device of underwater diamond wire saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210364932.5A CN103692016A (en) | 2012-09-27 | 2012-09-27 | Tensioning device of underwater diamond wire saw |
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| Publication Number | Publication Date |
|---|---|
| CN103692016A true CN103692016A (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210364932.5A Pending CN103692016A (en) | 2012-09-27 | 2012-09-27 | Tensioning device of underwater diamond wire saw |
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| Country | Link |
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| CN (1) | CN103692016A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108788301A (en) * | 2018-06-26 | 2018-11-13 | 哈尔滨工程大学 | A kind of modularization underwater vertical diamond-wire saw |
| CN109465847A (en) * | 2017-09-07 | 2019-03-15 | 高明铁企业股份有限公司 | Clamping jaw device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4427550A1 (en) * | 1993-09-16 | 1995-03-23 | Davood Samavat | Cutting device |
| GB2340444A (en) * | 1998-08-13 | 2000-02-23 | Q E D | Adjustable band saw with tensioner |
| CN2780392Y (en) * | 2005-01-10 | 2006-05-17 | 中国海洋石油总公司 | String saw machine for diamond |
| CN101100056A (en) * | 2007-07-27 | 2008-01-09 | 浙江大学 | Electric hammer with magnetic impacting mechanism |
| CN101468409A (en) * | 2007-12-24 | 2009-07-01 | 中国海洋石油总公司 | Tension device of underwater diamond rope saw |
| CN201300498Y (en) * | 2008-10-24 | 2009-09-02 | 宋举成 | Saw wire tensioning device of wire saw |
| CN202894478U (en) * | 2012-09-27 | 2013-04-24 | 浙江海洋学院 | Tensioning apparatus for underwater diamond rope saw |
-
2012
- 2012-09-27 CN CN201210364932.5A patent/CN103692016A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4427550A1 (en) * | 1993-09-16 | 1995-03-23 | Davood Samavat | Cutting device |
| GB2340444A (en) * | 1998-08-13 | 2000-02-23 | Q E D | Adjustable band saw with tensioner |
| CN2780392Y (en) * | 2005-01-10 | 2006-05-17 | 中国海洋石油总公司 | String saw machine for diamond |
| CN101100056A (en) * | 2007-07-27 | 2008-01-09 | 浙江大学 | Electric hammer with magnetic impacting mechanism |
| CN101468409A (en) * | 2007-12-24 | 2009-07-01 | 中国海洋石油总公司 | Tension device of underwater diamond rope saw |
| CN201300498Y (en) * | 2008-10-24 | 2009-09-02 | 宋举成 | Saw wire tensioning device of wire saw |
| CN202894478U (en) * | 2012-09-27 | 2013-04-24 | 浙江海洋学院 | Tensioning apparatus for underwater diamond rope saw |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465847A (en) * | 2017-09-07 | 2019-03-15 | 高明铁企业股份有限公司 | Clamping jaw device |
| CN108788301A (en) * | 2018-06-26 | 2018-11-13 | 哈尔滨工程大学 | A kind of modularization underwater vertical diamond-wire saw |
| CN108788301B (en) * | 2018-06-26 | 2019-11-26 | 哈尔滨工程大学 | A kind of modularization underwater vertical diamond-wire saw |
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Application publication date: 20140402 |
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