CN215847518U - Wire winding and unwinding mechanism of diamond wire cutting machine - Google Patents
Wire winding and unwinding mechanism of diamond wire cutting machine Download PDFInfo
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- CN215847518U CN215847518U CN202121771306.9U CN202121771306U CN215847518U CN 215847518 U CN215847518 U CN 215847518U CN 202121771306 U CN202121771306 U CN 202121771306U CN 215847518 U CN215847518 U CN 215847518U
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Abstract
The utility model discloses a take-up and pay-off mechanism of a diamond wire cutting machine, which comprises a wire wheel shaft rod, wherein a take-up and pay-off wheel synchronously rotating with the wire wheel shaft rod is sleeved on the wire wheel shaft rod; the device also comprises a first taper positioning structure which can enable the gland and the take-up and pay-off wheel to be coaxial and a second taper positioning structure which can enable the take-up and pay-off wheel and the shaft lever flange to be coaxial. The utility model belongs to the technical field of wire cutting take-up and pay-off, and particularly provides a take-up and pay-off mechanism of a diamond wire cutting machine, which improves the positioning accuracy, greatly reduces and increases the wire breakage rate, can realize safe and quick disassembly of a diamond wire, solves the problem of mechanism looseness, saves the cost, and improves the assembly efficiency.
Description
Technical Field
The utility model relates to the technical field of wire cutting take-up and pay-off, in particular to a take-up and pay-off mechanism of a diamond wire cutting machine.
Background
The diamond wire cutting machine adopts the mode of unidirectional circulation or reciprocating circulation motion of the diamond wire, so that relative grinding motion is formed between the diamond wire and an object to be cut, and the purpose of cutting is realized. When the processed material is not conductive and the processing mode of wire cutting is needed, the wire cut electric discharge machine loses effect, so that the diamond wire cutting machine begins to show the processing advantages, and the wire cut electric discharge machine can cut and process conductive and non-conductive materials (as long as the hardness is smaller than that of diamond wires).
The existing diamond wire cutting mechanism has the following defects:
1. the two ends of the take-up and pay-off wheel are positioned by round mouths, the concentricity is difficult to ensure, the take-up and pay-off are unstable, and the phenomena of line pressing and wire jumping are easy to cause, so that the line breakage rate is increased;
2. the installation is complicated, the installation and replacement of the take-up and pay-off wheel, the bearing box and the motor need to be measured and debugged by a dial indicator or a dial indicator, the installation is time-consuming, and the assembly efficiency is low;
3. the nuts clamped and fixed on the take-up and pay-off wheels are easy to wear after being used for a long time, so that the replacement frequency is high, and the cost is increased;
4. the disconnection from the reel is troublesome, and wastes time and labor.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical defects, the utility model aims to provide the take-up and pay-off mechanism of the diamond wire cutting machine, which improves the positioning accuracy, greatly reduces and increases the wire breakage rate, can realize the safe and quick disassembly of the diamond wire, solves the problem of mechanism looseness, saves the cost and improves the assembly efficiency.
In order to solve the technical problems, the utility model adopts the following technical scheme.
The utility model provides a take-up and pay-off mechanism of a diamond wire cutting machine, which comprises a wire wheel shaft rod, wherein a take-up and pay-off wheel synchronously rotating with the wire wheel shaft rod is sleeved on the wire wheel shaft rod;
the device also comprises a first taper positioning structure which can enable the gland and the take-up and pay-off wheel to be coaxial and a second taper positioning structure which can enable the take-up and pay-off wheel and the shaft lever flange to be coaxial.
Preferably, the first taper positioning structure comprises a first outward convex conical surface arranged on the gland and a first inward concave conical surface arranged at one end, close to the gland, of the take-up and pay-off wheel, and the first outward convex conical surface is matched with the first inward concave conical surface.
Preferably, the second taper positioning structure comprises a second outward convex conical surface arranged on the shaft rod flange and a second inward concave conical surface arranged at one end, close to the shaft rod flange, of the take-up and pay-off wheel, and the second outward convex conical surface is matched with the second inward concave conical surface.
Preferably, a tangent through groove is formed in the side wall of the take-up and pay-off wheel along the axis direction of the take-up and pay-off wheel.
Preferably, install the oilless bush that can dismantle in the gland, the jump ring joint is in the gland for the oilless bush clearing hole.
Preferably, the take-up and pay-off wheel and the gland are locked on the wire wheel shaft rod through a locking nut, a flange is arranged on the locking nut, and a disc spring gasket is arranged between the locking nut and the gland.
Preferably, the motor driving the line shaft rod to rotate is a servo motor, and an output shaft of the motor is connected with the bearing box through a coupler; and a motor base is arranged outside the motor.
Preferably, a support ring sleeved on the reel shaft rod is further arranged between the reel shaft rod and the take-up and pay-off reel.
Preferably, the motor base, the bearing box and the motor are respectively provided with a spigot structure for positioning. Preferably, a wire take-up and pay-off housing is arranged outside the motor base, and a U-shaped hole is formed in the wire take-up and pay-off housing.
The diamond wire cutting machine take-up and pay-off mechanism has the following beneficial effects:
1. according to the utility model, the two ends of the pay-off reel are connected through the first taper positioning structure and the second taper positioning structure, after the mechanism is worn and loosened, the axes of the gland, the pay-off reel and the shaft lever flange are always kept to be superposed in the adjusting and tightening process, the positioning accuracy is improved by the structure, and the pay-off reel is assembled and disassembled without a dial indicator, so that the time and labor are saved, the working efficiency is improved, the phenomena of line pressing and line jumping are avoided, and the line breakage rate is greatly reduced;
2. in the utility model, seam allowance structures for positioning are respectively arranged between the motor base and the bearing box as well as between the motor, and the concentricity of the motor and the motor base and the concentricity of the bearing box and the motor base do not need to be debugged by using a dial indicator during assembly, thereby greatly reducing the assembly requirement and improving the assembly efficiency;
3. according to the utility model, the oil-free bushing is additionally arranged in the gland, and the disc spring gasket is arranged between the locking nut and the gland, so that the concentricity is ensured, the lubricating property and the wear resistance of the structure are increased, the problem of mechanism looseness is solved through locking and debugging of the locking nut, the locking nut can be repeatedly used, and the cost is saved;
4. according to the utility model, the wire winding and unwinding wheel is provided with the wire cutting through groove, so that a user can directly cut and take down the diamond wire by using cutting tools such as an angle grinder cutting piece and the like under the condition of not damaging the wire wheel, and the safe and quick disassembly of the diamond wire is realized.
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 the drawings without creative efforts.
FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the present invention;
FIG. 3 is an exploded view of an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a gland in an embodiment of the present invention;
FIG. 5 is a schematic structural view of a shaft flange according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram 1 of a take-up and pay-off wheel in an embodiment of the present invention;
fig. 7 is a schematic structural diagram 2 of a take-up and pay-off wheel in the embodiment of the utility model.
Description of reference numerals:
1. the wire wheel shaft rod, 2, shaft rod flange, 3, bearing box, 4, motor cabinet, 5, motor, 6, receive and release wire wheel, 7, gland, 8, lock nut, 9, support ring, 10, receive and release wire housing, 11, evagination conical surface one, 12, indent conical surface one, 13, evagination conical surface two, 14, indent conical surface two, 15, tangent line logical groove, 16, oil-free bush, 17, hole snap spring, 18, belleville spring gasket, 19, shaft coupling.
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.
Example (b):
as shown in fig. 1 to 7, the utility model provides a take-up and pay-off mechanism of a diamond wire cutting machine, which comprises a wire wheel shaft rod 1, wherein a take-up and pay-off wheel 6 which rotates synchronously with the wire wheel shaft rod 1 is sleeved on the wire wheel shaft rod 1, a shaft rod flange 2 and a gland 7 are arranged at two ends of the take-up and pay-off wheel 6, and the shaft rod flange 2 and the gland 7 are tightly pressed on the take-up and pay-off wheel 6;
in order to improve the concentricity, a first taper positioning structure and a second taper positioning structure are further included.
As shown in fig. 4 and 6, the first taper positioning structure includes a first convex taper surface 11 disposed on the gland 7, and a first concave taper surface 12 disposed on one end of the take-up and pay-off wheel 6 close to the gland 7, where the first convex taper surface 11 is matched with the first concave taper surface 12;
as shown in fig. 5 and 7, the second taper positioning structure includes a second outward convex tapered surface 13 disposed on the shaft rod flange 2, and a second inward concave tapered surface 14 disposed at one end of the take-up and pay-off wheel 6 close to the shaft rod flange 2, where the second outward convex tapered surface 13 is matched with the second inward concave tapered surface 14;
specifically, in the present embodiment, the taper settings of the convex conical surface one 11 and the concave conical surface one 12 are the same; and the taper of the second convex conical surface 13 is the same as that of the second concave conical surface 14.
In the using process, mechanical abrasion exists between the pressing cover 7 and the take-up and pay-off wheel 6 and between the shaft rod flange 2 and the take-up and pay-off wheel 6, and in the past, the pressing cover 7, the take-up and pay-off wheel 6 and the shaft rod flange 2 can be loosened, in the embodiment, the mechanism is debugged and installed compactly through the first taper positioning structure and the second taper positioning structure, in the adjusting process, due to the fact that the taper of the convex conical surface I11 is the same as that of the concave conical surface I12, and the taper of the convex conical surface II 13 is the same as that of the concave conical surface II 14, the axes of the pressing cover 7, the take-up and pay-off wheel 6 and the shaft rod flange 2 are always kept coincident, the positioning accuracy is improved, in addition, the dial indicator debugging is not needed by personnel during the installation of the take-up and pay-off wheel 6, time and labor are saved, and the working efficiency is improved.
As shown in fig. 6, in order to realize the safe and fast detachment of the diamond wire, a tangent through groove 15 is formed in the side wall of the take-up and pay-off wheel 6 along the axis direction thereof, so that a user can directly cut and take off the diamond wire by using cutting tools such as an angle grinder cutting blade without damaging the take-up and pay-off wheel 6.
As shown in fig. 3, install the oilless bush 16 that can dismantle in the gland 7, oilless bush 16 passes through for the hole jump ring 17 joint in gland 7, both guaranteed the concentricity of gland 7 with wire wheel axostylus axostyle 1, increased the lubricity and the wearability of structure again, in the use, if oilless bush 16 wearing and tearing are serious, in time change oilless bush 16.
As shown in fig. 3, the take-up and pay-off wheel 6 and the gland 7 are locked on the line wheel shaft rod 1 through the locking nut 8, the locking nut 8 is provided with a flange, a disc spring gasket 18 is arranged between the locking nut 8 and the gland 7, the locking nut 8 is locked and debugged, the problem of mechanism looseness is solved, the locking nut 8 can be repeatedly used, and the cost is saved.
Furthermore, the driving device of the utility model is an electric motor, which is used for driving the wire wheel shaft lever 1 to rotate, the electric motor 5 is a servo motor, and the output shaft of the electric motor 5 is connected with the bearing box 3 through a coupling 19; and a motor base 4 is arranged outside the motor 5.
Specifically, the bearing box 3 is a cylindrical hollow shell, two bearings are respectively arranged at two ends of the inner side of the cylindrical hollow shell, the two bearings are connected through a rotating shaft, a servo motor drives the bearings in the bearing box 3 to rotate through a coupler 19, the bearing box 3 drives a shaft rod flange 2 to synchronously rotate as a transmission element, and the bearing box 3 plays a role in supporting and lubricating the bearings.
As shown in fig. 3, in order to facilitate the installation of the gland 7 and maintain the connection balance, a support ring 9 sleeved on the spool shaft 1 is further arranged between the spool shaft 1 and the take-up and pay-off wheel 6, the front end of the take-up and pay-off wheel 6 can sink under the action of the gravity of the take-up and pay-off wheel, which is inconvenient for the installation of the gland 7, and the support ring 9 is additionally arranged at the take-up and pay-off wheel 6, so that the take-up and pay-off wheel 6 can have a support point.
Furthermore, the motor seat 4, the bearing box 3 and the motor 5 are respectively provided with a spigot structure for positioning;
it is specific, three protruding tang has been seted up to circumference respectively at 4 inner wall both ends of motor cabinet, set up three and motor cabinet 4 on the junction position department on bearing box 3 with motor cabinet 4 protruding tang assorted concave tang, set up three and motor cabinet 4 on protruding tang assorted concave tang with motor cabinet 4 junction position department simultaneously on motor 5, through protruding tang and concave tang accordant connection, need not to use the concentricity of percentage table debugging motor 5 and motor cabinet 4 and bearing box 3 and motor cabinet 4 during the assembly, very big reduction the assembly requirement, assembly efficiency has been improved.
The motor cabinet 4 is externally provided with a take-up and pay-off housing 10, so that the housing is convenient to detach and install, on one hand, the housing plays a role in protecting when a wire is broken, on the other hand, the splashing of cutting fluid can be reduced, and the take-up and pay-off housing 10 is provided with a U-shaped hole.
During assembly, the motor 5 is arranged in the motor base 4, so that a male spigot in the motor base 4 is connected with a female spigot on the motor 5 in a clamping manner, the bearing box 3 is arranged at one end of the motor base 4 far away from the motor 5, and the male spigot in the motor base 4 is connected with the female spigot on the bearing box 3 in a clamping manner, so that the concentricity of the male spigot and the female spigot is ensured; the user is with the bolt with line wheel axostylus axostyle 1, axostylus axostyle flange 2, bearing box 3, motor cabinet 4 is connected after firm, overlap lock ring 9 on line wheel axostylus axostyle 1, overlap line wheel 6 with receiving and releasing again on line wheel axostylus axostyle 1 and lock ring 9, there is not clamp spring 17 joint behind gland 7 for the clearing hole, overlap gland 7 on line wheel axostylus axostyle 1 again, twist the tip at line wheel axostylus axostyle 1 through lock nut 8, make the conical surface of evagination 11 and the conical surface of indent 12 match when locking and compress tightly, and make the conical surface of evagination two 13 and the conical surface of indent two 14 match and compress tightly, guarantee the concentricity of each part.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A diamond wire cutting machine take-up and pay-off mechanism is characterized by comprising a wire wheel shaft rod, wherein a take-up and pay-off wheel which synchronously rotates with the wire wheel shaft rod is sleeved on the wire wheel shaft rod, shaft rod flanges and pressing covers are arranged at two ends of the take-up and pay-off wheel, and the shaft rod flanges and the pressing covers are tightly abutted to the take-up and pay-off wheel;
the device also comprises a first taper positioning structure which can enable the gland and the take-up and pay-off wheel to be coaxial and a second taper positioning structure which can enable the take-up and pay-off wheel and the shaft lever flange to be coaxial.
2. A diamond wire cutting machine pay-off and take-up mechanism as claimed in claim 1, wherein said first taper positioning structure comprises a first outward convex tapered surface provided on the gland, and a first inward concave tapered surface provided on the end of the pay-off and take-up wheel close to the gland, said first outward convex tapered surface matching said first inward concave tapered surface.
3. A diamond wire cutting machine pay-off and take-up mechanism as claimed in claim 1, wherein said second taper positioning structure comprises a second outward convex taper surface on the shaft rod flange, and a second inward concave taper surface on the end of the pay-off and take-up pulley close to the shaft rod flange, said second outward taper surface being matched with said second inward concave taper surface.
4. A diamond wire cutting machine take-up and pay-off mechanism as claimed in claim 1, wherein a tangent through groove is provided on the side wall of the take-up and pay-off wheel along the axial direction thereof.
5. A diamond wire cutting machine take-up and pay-off mechanism as claimed in claim 1, wherein a detachable oilless bushing is installed in the gland, and the oilless bushing is clamped in the gland through a snap spring.
6. A diamond wire cutting machine take-up and pay-off mechanism as claimed in claim 1, wherein the take-up and pay-off wheel and the gland are locked on the wire wheel shaft rod through a locking nut, a flange is arranged on the locking nut, and a disc spring gasket is arranged between the locking nut and the gland.
7. A diamond wire cutting machine take-up and pay-off mechanism as claimed in claim 1, wherein the motor driving the wire wheel shaft rod to rotate is a servo motor, and the output shaft of the motor is connected with the bearing box through a coupling.
8. A diamond wire cutting machine take-up and pay-off mechanism as claimed in claim 1, wherein a support ring sleeved on the wire wheel shaft is further provided between the wire wheel shaft and the take-up and pay-off wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121771306.9U CN215847518U (en) | 2021-07-30 | 2021-07-30 | Wire winding and unwinding mechanism of diamond wire cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121771306.9U CN215847518U (en) | 2021-07-30 | 2021-07-30 | Wire winding and unwinding mechanism of diamond wire cutting machine |
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| Publication Number | Publication Date |
|---|---|
| CN215847518U true CN215847518U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121771306.9U Active CN215847518U (en) | 2021-07-30 | 2021-07-30 | Wire winding and unwinding mechanism of diamond wire cutting machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114603731A (en) * | 2022-03-30 | 2022-06-10 | 北京半导体专用设备研究所（中国电子科技集团公司第四十五研究所） | Wire wheel of multi-wire cutting machine |
-
2021
- 2021-07-30 CN CN202121771306.9U patent/CN215847518U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114603731A (en) * | 2022-03-30 | 2022-06-10 | 北京半导体专用设备研究所（中国电子科技集团公司第四十五研究所） | Wire wheel of multi-wire cutting machine |
| CN114603731B (en) * | 2022-03-30 | 2024-01-26 | 北京半导体专用设备研究所（中国电子科技集团公司第四十五研究所） | Wire wheel of multi-wire cutting machine |
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