CN202894478U - Tensioning apparatus for underwater diamond rope saw - Google Patents
Tensioning apparatus for underwater diamond rope saw Download PDFInfo
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- CN202894478U CN202894478U CN 201220498210 CN201220498210U CN202894478U CN 202894478 U CN202894478 U CN 202894478U CN 201220498210 CN201220498210 CN 201220498210 CN 201220498210 U CN201220498210 U CN 201220498210U CN 202894478 U CN202894478 U CN 202894478U
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- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 8
- 239000010432 diamond Substances 0.000 title claims abstract description 8
- 230000001105 regulatory effect Effects 0.000 claims description 26
- 239000011324 bead Substances 0.000 claims description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- IXSZQYVWNJNRAL-UHFFFAOYSA-N etoxazole Chemical compound CCOC1=CC(C(C)(C)C)=CC=C1C1N=C(C=2C(=CC=CC=2F)F)OC1 IXSZQYVWNJNRAL-UHFFFAOYSA-N 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
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Abstract
A tensioning apparatus for an underwater diamond rope saw comprises a support and a take-up pulley and is characterized in that a tensioning mechanism comprises a left bearer and a right bear, wherein the left bearer is fixed on the support, the right bearer is arranged on the support and is slidable relative to a left bearer body, a driving disc is arranged on the end face of the left bearer, a first magnet is arranged on the end face of the driving disc, one end of the right bearer is provided with a fixing plate corresponding to the driving disc, a second magnet is correspondingly arranged on the end face of the fixing plate, and the other end of the right bearer is provided with a take-up pulley shaft and a take-up pulley. When the driving disc rotates, the first magnet rotates and generates repulsion and attraction force relative to the second magnet, so that the fixing plate and the take-up pulley move back and forth relative to a driving disc, and the take-up pulley moves left and right to adjust tension of a beaded ropes. Compared with a conventional mechanical tensioning mechanism, a magnetic force tensioning mechanism employed in the utility model has no energy loss due to friction and substantially minimizes the vibration and noises. The tensioning apparatus is long in service lifetime and rapid in adjusting, and saves lubricating oil.
Description
Technical field
The utility model relates to the 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 is widely adopted owing to the advantage of himself at present.Diamond-wire saw for commonly used generally includes clamp mechanism and cutting mechanism, and wherein cutting mechanism comprises cutting frame, tensioning apparatus, main motion device and radial feeding device and guider etc.Existing tensioning apparatus mainly is comprised of regulating wheel, regulating wheel axle bed, the parts such as adjustment handle, leading screw and pedestal, pedestal and regulating wheel axle bed are slidingly matched, it is inner that leading screw is positioned at the regulating wheel axle bed, the one end passes the regulating wheel axle bed and connects the adjustment handle, be provided with the regulating wheel installing hole in the regulating wheel axle bed, so that regulating wheel to be installed.During work, adjust handle by rotation and drive the leading screw rotation, make the regulating wheel can move left and right, to regulate the tensioning degree of bead string rope.This structure of utilizing the leading screw rotation to produce tensile force can cause heating and because of the friction energy loss, the governing speed of tensile force is slower simultaneously.
Also having the patent No. is the Chinese patent " a kind of rope saw saw rope tensioning apparatus " of 200820173477.X, by motor, driving wheel, driven pulley, saw rope and support form, the driven pulley in the upper left corner is fixed on an end of telescopic oil cylinder, the other end of telescopic oil cylinder is fixed on the support, every saw rope side is provided with a regulating wheel that is in contact with it, regulating wheel is installed in an end of the tensioning telescopic oil cylinder between two driven pulleys of homonymy, the other end of tensioning telescopic oil cylinder is fixed on the support, the two adjacent regulating wheels setting of staggering up and down, this structure is to stretch to regulate saw rope tension force by the tensioning telescopic oil cylinder, so that the stone material cutting evenly, but this structure needs electric machine rotation, therefore exists use cost high, baroque defective.
In recent years, because the permanent-magnet material of a new generation improves and cost in the performance of the aspects such as high remanent magnetism, high-coercive force, high energy product, adopt machine components and the product of permanent magnet more and more, magnetic drives has lot of advantages, without the 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 in the utility model is the tensioning apparatus that a kind 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, drive the regulating wheel move left and right, have the novel structure uniqueness, regulate rapidly characteristics.
The utility model solves the problems of the technologies described above the technical scheme that adopts: a kind of tensioning apparatus of underwater diamond rope saw, comprise support, regulating wheel and rack-mount strainer, described support is installed 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 the support, right support abutment is located on the 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 equipped with tension wheel shaft, described regulating wheel is installed on the tension wheel shaft, and when driving-disc rotated, the first magnet rotated, 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 move forward and backward, realize the tensioning of bead string rope is regulated.
As improvement, be provided with a driving shaft in the described left support abutment, driving shaft by bearings in left support abutment, one end of driving shaft is equipped with rotary handle and end cap, the other end passes between the centre bore of left support abutment and driving-disc and is connected by spline, and on the end face of driving shaft, the outside of driving-disc is arranged with left back-up ring; Be provided with a fixed axis in the described right support abutment, an 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, offering respectively on the end face of described driving-disc and fixed disk 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 the 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, are comprised of two semicircle annulars respectively.
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.
At last, offer from left to right a dovetail groove on the described support, the bottom of described left support abutment and right support abutment is provided with the spigot surface that cooperates with dovetail groove, and described left support abutment is installed in the dovetail groove to be fixed by clamping screw, in the dovetail groove that described right support abutment is installed in, and can in dovetail groove, horizontally slip.
Compared with prior art, the utility model has the advantage of: strainer adopts the magnetic force strainer, relative rotation by two pairs of two-stage permanent magnets forms attraction or repulsive force, produces tensile force, drives the regulating wheel move left and right, compare with traditional mechanical tensioning mechanism, because tensile force is to produce under non-contacting state, is not in contact with one another between permanent magnet, therefore, this mechanism can greatly reduce vibration and noise without part heating and wear problem.Because this mechanism without fricative energy loss, can not produce rigid impact between the part, has the advantage of part long service life, saving lubricating oil simultaneously.The utility model novel structure, adjusting are convenient rapidly, and can increase the service life, and reduce noise.
Description of drawings
Fig. 1 is top view of the present utility model;
Fig. 2 is front view of the present utility model;
Fig. 3 is that Fig. 2 is along the cutaway view of A-A line.
The specific embodiment
Embodiment is described in further detail the utility model below in conjunction with accompanying drawing.
Such 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 installed in strainer on the support 1, support 1 is installed on the framework of diamond-wire saw, offer from left to right a dovetail groove 1.1 on the support 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 that matches with dovetail groove 1.1, left support abutment 2 is installed in the dovetail groove 1.1 fixing by clamping screw 18, right support abutment 3 is installed in the dovetail groove 1.1, and can horizontally slip with the size of tension adjusting with respect to left support abutment 3 in dovetail groove 1.1; Be provided with a driving shaft 6 in the left support abutment 2, driving shaft 6 is supported in the left support abutment 2 by bearing 13, also be provided with the axle sleeve 14 for rigid bearing 13 in the left support abutment 2, one end of driving shaft 6 is equipped with rotary handle 9 and end cap 10, the other end passes between the centre bore of left support abutment 2 and driving-disc 4 and is connected by spline, driving-disc 4 just is located on the end face of left support abutment 2 like this, and can drive driving-disc 4 rotations by rotating rotary handle 9, have two annular grooves on the end face of driving-disc 4, be equipped with the two poles of the earth permanent magnet--the first magnet 11 that two semicircular ring form in the annular groove; One end of right support abutment 3 is provided with the fixed disk 5 corresponding with driving-disc 4, have the annular groove the same with driving-disc 4 on the end face of fixed disk 5, in be provided with the two poles of the earth permanent magnet--second magnet 12 corresponding with the first magnet 11, be provided with a fixed axis 7 in the right support abutment 3, 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 equipped with tension wheel shaft 19, regulating wheel 8 is installed on the tension wheel shaft 19, and fixing by a locking nut 17, like this when driving-disc 4 rotates, when the first magnet 11 is opposite with the second magnet 12 polarity, attraction can be produced, when the first magnet 11 is identical with the second magnet 12 polarity, repulsive force can be produced, thereby so that driving right support abutment 3, moves at the dovetail groove 1.1 of support 1 fixed disk 5, make the regulating wheel 8 can move 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, be provided with stop pin 9.1 at rotary handle 9, end cap 10 is provided with corresponding pin-and-hole, after the 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 coarse adjustment, can be by the position of mobile right support abutment 3, and the distance of adjusting between left support abutment 2 and the 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, so that the first magnet 11 and the second magnet 12 polarity are when fully opposite, can produce attraction, this moment, tensile force reached minimum, when the first magnet 11 and the second magnet 12 polarity are identical, can produce repulsive force, this moment, tensile force was maximum.
Claims (7)
1. the tensioning apparatus of a underwater diamond rope saw, comprise support, regulating wheel and rack-mount strainer, described support is installed 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 the support, and right support abutment is located on the 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 equipped with tension wheel shaft, described regulating wheel is installed on the tension wheel shaft, when driving-disc rotated, the first magnet rotated, and produced repulsive force or suction with the second magnet, move forward and backward thereby drive right support abutment and the relative left support abutment of regulating wheel, 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 the described left support abutment driving shaft, driving shaft by bearings in left support abutment, one end of driving shaft is equipped with rotary handle and end cap, the other end passes between the centre bore of left support abutment and driving-disc and is connected by spline, and on the end face of driving shaft, the outside of driving-disc is arranged with left back-up ring; Be provided with a fixed axis in the described right support abutment, an 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 the annular groove respectively, and are screwed.
4. tensioning apparatus according to claim 3 is characterized in that described annular groove is two of symmetry, and described the first magnet and the second magnet are the two poles of the earth permanent magnet, are comprised of two semicircle annulars respectively.
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 claim 1 to the described tensioning apparatus of 6 arbitrary claims, it is characterized in that offering from left to right on the described support dovetail groove, the bottom of described left support abutment and right support abutment is provided with the spigot surface that cooperates with dovetail groove, described left support abutment is installed in the dovetail groove to be fixed by clamping screw, in the dovetail groove that described right support abutment is installed in, and can in dovetail groove, horizontally slip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220498210 CN202894478U (en) | 2012-09-27 | 2012-09-27 | Tensioning apparatus for underwater diamond rope saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220498210 CN202894478U (en) | 2012-09-27 | 2012-09-27 | Tensioning apparatus for underwater diamond rope saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202894478U true CN202894478U (en) | 2013-04-24 |
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ID=48115195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220498210 Expired - Fee Related CN202894478U (en) | 2012-09-27 | 2012-09-27 | Tensioning apparatus for underwater diamond rope saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202894478U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103506693A (en) * | 2013-09-18 | 2014-01-15 | 华侨大学 | Novel tension adjusting mechanism of diamond rope sawing machine |
| CN103692016A (en) * | 2012-09-27 | 2014-04-02 | 浙江海洋学院 | Tensioning device of underwater diamond wire saw |
-
2012
- 2012-09-27 CN CN 201220498210 patent/CN202894478U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692016A (en) * | 2012-09-27 | 2014-04-02 | 浙江海洋学院 | Tensioning device of underwater diamond wire saw |
| CN103506693A (en) * | 2013-09-18 | 2014-01-15 | 华侨大学 | Novel tension adjusting mechanism of diamond rope sawing machine |
| CN103506693B (en) * | 2013-09-18 | 2016-06-22 | 华侨大学 | A kind of Novel tension adjustment mechanism of diamond-wire saw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20160927 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |