CN212823225U - Auxiliary wire feeding mechanism - Google Patents
Auxiliary wire feeding mechanism Download PDFInfo
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- CN212823225U CN212823225U CN202021817805.2U CN202021817805U CN212823225U CN 212823225 U CN212823225 U CN 212823225U CN 202021817805 U CN202021817805 U CN 202021817805U CN 212823225 U CN212823225 U CN 212823225U
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Abstract
The utility model provides an auxiliary wire feeding mechanism relates to wire cutting technical field. This supplementary threading mechanism, including fortune silk subassembly, fortune silk base, lower line frame, last line frame, wire electrode, fortune silk subassembly includes two sets of side mounting brackets, and wherein the side fixedly connected with driving motor of a set of side mounting bracket is two sets of swing joint has the cylinder between the side mounting bracket, the cylinder drives rotatoryly through the shaft coupling by driving motor, and the winding has wire electrode molybdenum filament on the cylinder, driving motor carries out electric connection through wire and external power supply, and motor internally mounted has the stopper, and the stopper is supplied power by outside direct current 24V power. The top of the wire conveying base is connected with a wire conveying upper dragging plate through a linear guide rail pair. When the three-phase power line of the driving motor is not electrified, the roller is in a free rotation state, and at the moment, when the brake in the driving motor is electrified, the driving motor generates weak braking torque, so that the roller can not rotate randomly.
Description
Technical Field
The utility model relates to a wire cutting technical field specifically is supplementary threading mechanism.
Background
The wire-cut electrical discharge machining is developed on the basis of electrical discharge drilling and forming machining, the application of the electrical discharge machining is developed, the electrical discharge drilling and forming machining are replaced in some aspects, and the wire-cut electrical discharge machining needs to be repeatedly disassembled and assembled for hole machining of complex dies and parts, so that great troubles are caused, and the efficiency of the parts is greatly influenced.
All dismantle the wire electrode when traditional threading, the wire electrode becomes flexible back can be complete break away from the guide pulley subassembly, then all very troubles when carrying out the threading and installing.
SUMMERY OF THE UTILITY MODEL
(1) Solves the technical problem
To prior art not enough, the utility model provides an auxiliary thread mechanism all dismantles the wire electrode when having solved traditional threading, and the wire electrode can be complete after becoming flexible breaks away from the guide pulley subassembly, then all very troublesome problem when threading and installation again.
(2) Technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the auxiliary wire threading mechanism comprises a wire conveying assembly, a wire conveying base, a lower wire frame, an upper wire frame and a wire electrode, wherein the wire conveying assembly comprises two groups of side mounting frames, the side surface of one group of side mounting frames is fixedly connected with a driving motor, a roller is movably connected between the two groups of side mounting frames and is driven to rotate by the driving motor, the driving motor is electrically connected with an external power supply through a wire, a motor brake is arranged inside the motor and is powered by an external direct-current 24V power supply, the top of the wire conveying base is fixedly connected with a wire conveying upper planker, one side of the wire conveying upper planker is fixedly connected with the upper wire frame and the lower wire frame, lower guide wheel assemblies are arranged at the bottom of the lower wire frame and close to the two ends of the lower wire frame, the top of the lower wire frame is fixedly connected with a first connecting rod supporting seat through a second inner hexagonal bolt, and, a connecting rod is arranged in the connecting rod spacer sleeve, a wire clamping tightness adjusting screw rod is fixedly connected to the side surface of the connecting rod, which is close to the left end of the connecting rod, through a locking screw, the left end of the connecting rod is in threaded connection with a second hexagonal nut, a gasket is further arranged on the inner side of the second hexagonal nut, a first proximity switch and a second proximity switch are arranged on the side surface of the first connecting rod supporting seat and on two sides of the connecting rod spacer sleeve, a second connecting rod supporting seat is fixedly connected to the top of the lower wire frame and on the right side of the first connecting rod supporting seat through a third inner hexagonal bolt, a wire electrode tightening frame is movably connected to the side surface of the second connecting rod supporting seat, the right end of the connecting rod penetrates through the wire electrode tightening frame and extends to the right end of the connecting rod, a wire electrode tightener is fixedly connected to the right end of the connecting rod through a large, the side of connecting rod just is located the spacing piece of fixedly connected with connecting rod between wire electrode tightening frame and the connecting rod spacer, the right side of wire electrode tightening device is provided with first splint and the second splint of relative placement, the side of connecting rod spacer just is close to the first hexagon nut of first proximity switch and second proximity switch fixedly connected with, the right-hand member face fixedly connected with dog of first hexagon nut, there is the tight handle of first wire electrode clamp in the side of first hexagon nut through third hexagon nut threaded connection, the tight handle of outer end fixedly connected with second wire electrode clamp of the tight handle of first wire electrode clamp, the right-hand member of last line frame is provided with the guide pulley subassembly, the left end of last line frame is provided with tensioning ware.
Preferably, the electrode wires are wound on the roller, the lower wire frame and the upper wire frame in an annular shape.
Preferably, the tensioner consists of three groups of guide wheel assemblies arranged side by side, the guide wheel assembly in the middle is connected with the guide wheel assemblies on the two sides in a sliding manner, and a balancing weight is arranged at the bottom of the guide wheel assembly in the middle.
Preferably, the first proximity switch and the second proximity switch control the opening and closing of the motor brake respectively.
Preferably, the bottoms of the lower wire frame and the upper wire frame are both provided with water spraying plates.
The working principle is as follows: when the wire electrode tightening device is used, the second wire electrode clamping handle 31 is pulled, the baffle plate 19 blocks the second proximity switch 34, the brake 9 inside the motor is started, the driving motor 8 works under weak braking torque, the position of the roller 4 is kept, meanwhile, the second wire electrode clamping handle 31 drives the first hexagon nut 18 to rotate, the first hexagon nut 18 pushes the wire clamping tightness adjusting screw rod 16 to the left side through the threaded connection effect, the connecting rod 15 is fixed together with the wire clamping tightness adjusting screw rod 16 through the locking screw 17, the connecting rod 15 is pulled to move to the left side, the wire electrode tightening device 38 is driven to move to the left side, the wire electrode tightening device 38 is extruded through the structure at the right end of the wire electrode tightening frame 24, the wire electrode is clamped by the first clamping plate 25 and the second clamping plate 26, wire threading can be carried out, and the wire electrode at the bottom of the lower wire frame 2 cannot be loosened during the wire threading, therefore, only the wire electrode above the wire feeding frame 3 needs to be disassembled and assembled, and the wire feeding frame is very convenient.
(3) Advantageous effects
The utility model provides an auxiliary wire feeding mechanism. The method has the following beneficial effects:
1. this practicality, through be provided with the motor brake between driving motor and power, when the circular telegram of motor brake, driving motor produces weak braking torque, and then can guarantee that the cylinder can not random rotate, and the electrode wire can not become flexible when guaranteeing the threading.
2. This practicality, through be provided with a wire electrode tightener at the top of lower line frame, control two splint motions of wire electrode tightener through connecting rod structure, press from both sides tightly the wire electrode when changing the silk, just so can guarantee that the wire electrode of below can not become flexible break away from the guide pulley subassembly, can carry out quick dismantlement and installation wire electrode.
3. This practicality, through being provided with two sets of proximity switch structures, can realize that the starter motor stopper and through the connecting rod control electrode silk tightener clamp line carry out the linkage.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the T-direction structure of the lower bobbin carriage in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the three-dimensional structure at A in FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of the point B in FIG. 2;
fig. 5 is a schematic diagram of a drive motor according to the present invention.
Wherein, 1, a wire conveying component; 2. a wire laying frame; 3. a wire feeding frame; 4. a drum; 5. a lower guide wheel assembly; 6. an upper guide wheel assembly; 7. conveying the wire to an upper dragging plate; 8. a drive motor; 9. a motor brake; 10. a tensioner; 11. a wire electrode; 12. a side mounting bracket; 13. a wire conveying base; 14. a power source; 15. a connecting rod; 16. a screw for adjusting the tightness of the clamping wire; 17. locking screws; 18. a first hexagonal nut; 19. a stopper; 20. a first link supporting seat; 21. a connecting rod spacer bush; 22. a connecting rod limiting sheet; 23. a second connecting rod supporting seat; 24. a wire electrode tightening frame; 25. a first splint; 26. a second splint; 27. a second hexagonal nut; 28. a gasket; 29. a third hexagonal nut; 30. a first wire electrode clamping handle; 31. a second wire electrode clamping handle; 32. a second hexagon socket screw; 33. a first proximity switch; 34. a second proximity switch; 35. a third hexagon socket screw; 36. a spring; 37. a large flat head screw; 38. An electrode wire tightener.
Detailed Description
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. All other embodiments obtained by persons skilled in the art based on the embodiments in the present application without any creative work belong to the protection scope of the present application.
The first embodiment is as follows:
as shown in fig. 1-5, the present invention provides an auxiliary threading mechanism, which comprises a thread conveying assembly 1, a thread conveying base 13, a lower thread frame 2, an upper thread frame 3, and a thread electrode 11, wherein the thread conveying assembly 1 comprises two sets of side mounting frames 12, a driving motor 8 is fixedly connected to the side of one set of side mounting frame 12, a roller 4 is movably connected between the two sets of side mounting frames 12, the roller 4 is driven by the driving motor 8 to rotate, the driving motor 8 is electrically connected to an external power source 14 through a wire, and a motor brake 9 is connected in series between the driving motor and the external power source, when changing thread, the motor brake 9 is activated, so that the driving motor 8 generates weak braking torque, the top of the thread conveying base 13 is fixedly connected to a thread conveying upper carriage 7, one side of the thread conveying upper carriage 7 is fixedly connected to the upper thread frame 3 and the lower thread frame 2, the bottom of the lower thread frame 2 and the, for limiting the direction of the electrode wire, the top of the lower wire rack 2 is fixedly connected with a first connecting rod supporting seat 20 through a second inner hexagon bolt 32, the side surface of the first connecting rod supporting seat 20 is movably connected with a connecting rod spacer 21, the inside of the connecting rod spacer 21 is provided with a connecting rod 15, the side surface of the connecting rod 15 close to the left end is fixedly connected with a wire clamping tightness adjusting screw rod 16 through a locking screw 17 for controlling the movement of an electrode wire tightener 38 and adjusting the tightness of the electrode wire tightener 38 to the electrode wire, the left end of the connecting rod 15 is in threaded connection with a second hexagon nut 27, the inner side of the second hexagon nut 27 is also provided with a gasket 28, the side surface of the first connecting rod supporting seat 20 and positioned at the two sides of the connecting rod spacer 21 are provided with a first proximity switch 33 and a second proximity switch 34 for linkage operation with a driving motor 8, the top of the lower wire rack 2 and positioned at the right side of the first connecting rod supporting seat 20 are fixedly connected with a second, the side surface of the second connecting rod supporting seat 23 is movably connected with a wire electrode tightening frame 24, the right end of the connecting rod 15 penetrates through the wire electrode tightening frame 24 and extends to the right end thereof to be fixedly connected with a wire electrode tightener 38 through a large flat head screw 37, the side surface of the connecting rod 15 and positioned between the wire electrode tightener 38 and the wire electrode tightening frame 24 are provided with a spring 36, the side surface of the connecting rod 15 and positioned between the wire electrode tightening frame 24 and the connecting rod spacer 21 are fixedly connected with a connecting rod limiting sheet 22, the right side of the wire electrode tightener 38 is provided with a first clamping plate 25 and a second clamping plate 26 which are oppositely arranged and used for clamping a wire electrode, the side surface of the connecting rod spacer 21 and close to the first proximity switch 33 and the second proximity switch 34 are fixedly connected with a first hexagonal nut 18, the right end surface of the first hexagonal nut 18 is fixedly connected with a stop block 19, the side surface of the first hexagonal nut 18 is connected, the outer end of the first electrode wire clamping handle 30 is fixedly connected with a second electrode wire clamping handle 31 for rotating the first hexagon nut 18, the right end of the upper wire frame 3 is provided with an upper guide wheel assembly 6, and the left end of the upper wire frame 3 is provided with a tensioner 10.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Supplementary threading mechanism, including fortune silk subassembly (1), fortune silk base (13), lower bobbin (2), the frame (3), electrode wire (11) of going up the standard grade, its characterized in that: the wire conveying assembly (1) comprises two groups of side mounting frames (12), wherein a driving motor (8) is fixedly connected to the side of one group of side mounting frames (12), a roller (4) is movably connected between the two groups of side mounting frames (12), the roller (4) is driven to rotate by the driving motor (8), the driving motor (8) is electrically connected with an external power supply (14) through a wire, a motor brake (9) is installed inside the motor and powered by an external direct-current 24V power supply, a wire conveying upper carriage (7) is fixedly connected to the top of the wire conveying base (13), one side of the wire conveying upper carriage (7) is fixedly connected with an upper wire frame (3) and a lower wire frame (2), lower guide wheel assemblies (5) are arranged at the bottom of the lower wire frame (2) and close to the two ends of the lower wire frame (2), and a first connecting rod supporting seat (20) is fixedly connected to the top of the lower wire frame (2) through a second inner, the side face of the first connecting rod supporting seat (20) is movably connected with a connecting rod spacer bush (21), a connecting rod (15) is arranged inside the connecting rod spacer bush (21), the side face of the connecting rod (15) is close to the left end and is fixedly connected with a wire clamping tightness adjusting screw rod (16) through a locking screw (17), the left end of the connecting rod (15) is in threaded connection with a second hexagon nut (27), a gasket (28) is further arranged on the inner side of the second hexagon nut (27), a first proximity switch (33) and a second proximity switch (34) are arranged on the side face of the first connecting rod supporting seat (20) and on two sides of the connecting rod spacer bush (21), a second connecting rod supporting seat (23) is fixedly connected with the top of the lower wire frame (2) and on the right side of the first connecting rod supporting seat (20) through a third inner hexagon bolt (35), and an electrode wire tightening frame (24) is movably connected with the side face of the second connecting rod supporting seat, the right end of the connecting rod (15) penetrates through the wire electrode tightening frame (24) and extends to the right end of the connecting rod to be fixedly connected with a wire electrode tightener (38) through a large flat-head screw (37), a spring (36) is arranged on the side face of the connecting rod (15) and between the wire electrode tightener (38) and the wire electrode tightening frame (24), a connecting rod limiting sheet (22) is fixedly connected on the side face of the connecting rod (15) and between the wire electrode tightening frame (24) and the connecting rod spacer bush (21), a first clamping plate (25) and a second clamping plate (26) which are oppositely arranged are arranged on the right side of the wire electrode tightener (38), a first hexagonal nut (18) is fixedly connected on the side face of the connecting rod spacer bush (21) and close to a first proximity switch (33) and a second proximity switch (34), and a stop block (19) is fixedly connected on the right end face of the first hexagonal nut (18, the side of first hexagon nut (18) has first wire electrode clamping handle (30) through third hexagon nut (29) threaded connection, the outer end fixedly connected with second wire electrode clamping handle (31) of first wire electrode clamping handle (30), the right-hand member of going up line frame (3) is provided with guide pulley subassembly (6), the left end of going up line frame (3) is provided with tensioning ware (10).
2. The auxiliary threading mechanism of claim 1, wherein: the electrode wire (11) is annularly wound on the roller (4), the lower coil frame (2) and the upper coil frame (3).
3. The auxiliary threading mechanism of claim 1, wherein: the tensioner (10) is composed of three groups of guide wheel assemblies in parallel, the guide wheel assembly in the middle is connected with the guide wheel assemblies on the two sides in a sliding mode, and a balancing weight is arranged at the bottom of the guide wheel assembly in the middle.
4. The auxiliary threading mechanism of claim 1, wherein: the first proximity switch (33) and the second proximity switch (34) respectively control the on and off of the motor brake (9).
5. The auxiliary threading mechanism of claim 1, wherein: and the top of the lower wire frame (2) and the bottom of the upper wire frame (3) are both provided with water spraying plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021817805.2U CN212823225U (en) | 2020-08-26 | 2020-08-26 | Auxiliary wire feeding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021817805.2U CN212823225U (en) | 2020-08-26 | 2020-08-26 | Auxiliary wire feeding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212823225U true CN212823225U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021817805.2U Active CN212823225U (en) | 2020-08-26 | 2020-08-26 | Auxiliary wire feeding mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN212823225U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843080A (en) * | 2020-08-26 | 2020-10-30 | 泰州市雄峰机械有限公司 | Auxiliary wire feeding mechanism |
| CN116252009A (en) * | 2023-03-06 | 2023-06-13 | 广州市华晨自动化科技有限公司 | Automatic wire cutting equipment of threading |
-
2020
- 2020-08-26 CN CN202021817805.2U patent/CN212823225U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843080A (en) * | 2020-08-26 | 2020-10-30 | 泰州市雄峰机械有限公司 | Auxiliary wire feeding mechanism |
| CN111843080B (en) * | 2020-08-26 | 2024-01-30 | 泰州市雄峰机械有限公司 | Auxiliary threading mechanism |
| CN116252009A (en) * | 2023-03-06 | 2023-06-13 | 广州市华晨自动化科技有限公司 | Automatic wire cutting equipment of threading |
| CN116252009B (en) * | 2023-03-06 | 2023-10-27 | 广州市华晨自动化科技有限公司 | Automatic wire cutting equipment of threading |
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