CN219324851U - Wire electrode clamping and conveying butt joint device - Google Patents
Wire electrode clamping and conveying butt joint device Download PDFInfo
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- CN219324851U CN219324851U CN202320789197.6U CN202320789197U CN219324851U CN 219324851 U CN219324851 U CN 219324851U CN 202320789197 U CN202320789197 U CN 202320789197U CN 219324851 U CN219324851 U CN 219324851U
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Abstract
The utility model discloses a wire electrode clamping and abutting device, which comprises a clamping mechanism, a clamping mechanism and a wire electrode clamping mechanism, wherein the clamping mechanism is used for clamping and conveying a wire electrode forwards or backwards; the threading guide pipe is arranged at the lower end of the clamping and conveying mechanism; the clamping and conveying mechanism is arranged at the lifting end of the lifting mechanism; the butt joint seat, the top of butt joint seat is equipped with into the silk mouth, the butt joint seat is located the below of threading pipe, elevating system can drive press from both sides send the mechanism to move down so that the lower extreme butt joint of threading pipe advance the silk mouth. The lifting mechanism can drive the clamping and conveying mechanism to move downwards so that the lower end of the threading guide pipe is abutted against the threading inlet, seamless abutting joint of the threading guide pipe and the wire approaching inlet is completed, and automatic threading of the large-caliber hole site workpiece is realized.
Description
Technical Field
The utility model relates to the technical field of wire cutting equipment, in particular to a wire electrode clamping and abutting device.
Background
Numerical control wire cutting machining is a branch of electric spark machining, and is to cut a workpiece by spark discharge through a wire electrode (molybdenum wire, copper wire and galvanized wire). In numerical control wire cutting processing, the relative movement of a workpiece and a wire electrode is controlled by digital information, and the numerical control wire cutting processing is commonly used for processing high-hardness materials, fine structures, complex shapes, high-precision dimension parts and high-surface-quality parts.
Numerical control wire cutting machines are generally classified into three types: a fast wire cutting machine, a medium wire cutting machine and a slow wire cutting machine; taking a fast wire-electrode cutting machine as an example, the wire electrode reciprocates at a high speed, and the wire-electrode feeding speed is 8-10 m/s. The working principle is as follows: the wire electrode passes through a pre-drilled small hole on a workpiece, the wire electrode is driven by a wire cylinder to reciprocate alternately through a guide wheel, the workpiece is arranged on a conductive workbench through an insulating plate, and the conductive workbench moves in two coordinate directions of a horizontal plane X, Y respectively according to a given control program to synthesize any plane curve track. The pulse power supply applies pulse voltage to the wire electrode and the workpiece, the wire electrode is connected with the negative electrode of the pulse power supply, and the workpiece is connected with the positive electrode of the pulse power supply. When an electric pulse is generated, spark discharge is generated between the wire electrode and the workpiece, the instantaneous elbow at the center temperature of the discharge channel can reach more than 10000 ℃, the workpiece metal is melted at high temperature, even a small amount of the workpiece metal is gasified, the working fluid part between the wire electrode and the workpiece is gasified at high temperature, and the gasified working fluid and metal vapor instantaneously and rapidly expand and have the characteristic of explosion. The thermal expansion and the local micro explosion throw out the melted and gasified metal material to realize the electric erosion cutting processing of the workpiece material.
When wire cutting is carried out, workpieces with different thicknesses and hole sites with different sizes are usually faced, and when wire threading is carried out by adopting the existing equipment aiming at workpieces with larger hole sites, the wire electrode cannot limit when passing through the hole sites of the workpieces, and the direction of the end part of the wire electrode is uncontrollable, so that the wire electrode deviates from the original wire threading path, and automatic wire threading cannot be realized.
Disclosure of Invention
The utility model mainly aims to provide a wire electrode clamping and conveying butt joint device, which solves the problems of the background technology and automatically wears wires in time.
In order to achieve the above object, the present utility model provides a wire electrode clamping and docking device, comprising:
a pinching mechanism for pinching the wire electrode forward or backward;
the threading guide pipe is arranged at the lower end of the clamping and conveying mechanism;
the clamping and conveying mechanism is arranged at the lifting end of the lifting mechanism;
the butt joint seat, the top of butt joint seat is equipped with into the silk mouth, the butt joint seat is located the below of threading pipe, elevating system can drive press from both sides send the mechanism to move down so that the lower extreme butt joint of threading pipe advance the silk mouth.
Further, the clamping mechanism comprises a driving wheel set and a driven wheel set, the driving wheel set and the driven wheel set are clamped to form a clamping passage for clamping the wire electrode, a first pair of interfaces with a conical section are communicated with the upper end of the clamping passage, a first pair of connecting pipes are arranged at the first pair of interfaces, a first end part with a conical section is downwards extended and arranged at the lower end of the first pair of connecting pipes, the first end part is inserted into and communicated with the upper end of the clamping passage from the first pair of interfaces, a second pair of interfaces with a conical section are communicated with the lower end of the clamping passage, a second pair of connecting pipes are arranged at the second pair of interfaces, a second end part with a conical section is upwards extended and arranged at the upper end of the second pair of connecting pipes, and the second end part is inserted into and communicated with the lower end of the clamping passage from the second pair of interfaces.
Further, the clamping mechanism comprises a wheel set mounting seat, a driving motor and a translation driving mechanism, the wheel set mounting seat is arranged at the lifting end of the lifting mechanism, the driving wheel set and the driven wheel set are arranged in the wheel set mounting seat, the driving wheel set comprises a driving gear and a driving clamping wheel which are coaxially arranged, the driven wheel set comprises a driven gear and a driven clamping wheel which are coaxially arranged, the driving wheel set is connected with the output end of the driving motor, and the translation driving mechanism can drive the driving wheel set or the driven wheel set to translate so as to enable the driving gear to be meshed with or separated from the driving gear; when the driving gear is meshed with the driven gear, the clamping and conveying channel is formed between the driving clamping and conveying wheel and the driven clamping and conveying wheel, the wire electrode can be clamped, the driving motor can synchronously and reversely rotate the driving gear and the driven gear, and the driving clamping and conveying wheel and the driven clamping and conveying wheel synchronously and reversely rotate to clamp the wire electrode forwards or backwards.
Further, the driving wheel group comprises a driving rotating shaft, the driving rotating shaft is hinged to the wheel group mounting seat, the driving gear and the driving pinch wheel are coaxially arranged on the driving rotating shaft, one end of the driving rotating shaft is connected with an output shaft of the driving motor, the driven wheel group comprises a driven rotating shaft, the driven gear and the driven pinch wheel are coaxially arranged on the driven rotating shaft, and the driven rotating shaft is connected with the translation driving mechanism.
Further, the upper end of the first butt joint pipe, the upper end of the second butt joint pipe and the upper end of the threading catheter are all provided with funnel-shaped guide openings.
Further, the lower end of the threading guide pipe and the threading inlet are both provided with ceramic eye molds.
Further, the length of the filar delivery tube is 3cm to 50cm.
Further, the lifting height of the lifting mechanism is 3cm to 50cm.
Preferably, the wire electrode comprises molybdenum wire, copper wire, galvanized wire.
Compared with the prior art, the utility model has the following beneficial effects: the lifting mechanism can drive the clamping and conveying mechanism to move downwards so that the lower end of the threading guide pipe is abutted against the threading inlet, seamless abutting joint of the threading guide pipe and the wire approaching inlet is completed, and automatic threading of the large-caliber hole site workpiece is realized.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram (1) of an automatic threading and butting state according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram (2) of an automatic threading and butting state according to an embodiment of the present utility model;
FIG. 3 is an enlarged schematic view of portion a of FIG. 2;
FIG. 4 is a schematic view of a clamping mechanism according to an embodiment of the present utility model;
reference numerals illustrate: 100-workpiece, 1-wire electrode; 2-a filar delivery catheter; 3-butt joint seats; 4-a wire inlet; 5-driving a motor; 6-driving a rotating shaft; 7-a drive gear; 8-driving a pinch wheel; 9-a driven rotating shaft; 10-driven gear; 11-a driven pinch wheel; 12-a translational drive mechanism; 13-a pinch channel; 14-a first docking tube; 15-a first end; 16-a second docking tube; 17-a second end; 18-ceramic eye mould.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Referring to fig. 1 to 4, the present utility model provides a wire electrode clamping and docking device, comprising:
the wire electrode device comprises a clamping and conveying mechanism, a wire penetrating catheter 2, a lifting mechanism (not shown in the figure) and a butt joint seat 3, wherein the clamping and conveying mechanism is used for clamping and conveying the wire electrode 1 forwards or backwards, the wire penetrating catheter 2 is arranged at the lower end of the clamping and conveying mechanism, the length of the wire penetrating catheter 2 in the embodiment is 3cm to 50cm, and the wire penetrating catheter 2 is configured according to actual needs. The clamping mechanism is arranged at the lifting end of the lifting mechanism, the lifting height of the lifting mechanism of the embodiment is 3cm to 50cm, and the automatic wire threading requirement of large-caliber hole sites of workpieces 100 with different thicknesses can be met. The top of butt joint seat 3 is equipped with into silk mouth 4, and butt joint seat 3 is located and wears silk pipe 2 under, and elevating system can drive the clamp and send the mechanism to move down so that the lower extreme butt joint of wearing silk pipe 2 advances silk mouth 4.
The clamping mechanism comprises a wheel set mounting seat, a driving wheel set, a driven wheel set, a driving motor 5 and a translation driving mechanism 12, wherein the wheel set mounting seat is arranged at the lifting end of the lifting mechanism and can ascend or descend under the action of the lifting mechanism, the driving wheel set and the driven wheel set are arranged in the wheel set mounting seat, the driving wheel set comprises a driving gear 7 and a driving clamping wheel 8 which are coaxially arranged, the driven wheel set comprises a driven gear 10 and a driven clamping wheel 11 which are coaxially arranged, the driving wheel set is connected with the output end of the driving motor 5, and the translation driving mechanism 12 can drive the driving wheel set or the driven wheel set to translate so as to enable the driving gear 7 to be meshed with or separated from the driving gear 7; when the driving gear 7 is meshed with the driven gear 10, the driving pinch wheel 8 and the driven pinch wheel 11 can clamp the wire electrode 1, the driving motor 5 can drive the gear 7 and the driven gear 10 to synchronously and reversely rotate, and the driving pinch wheel 8 and the driven pinch wheel 11 can synchronously and reversely rotate to clamp the wire electrode 1 forwards or backwards.
The driving wheel group comprises a driving rotating shaft 6, the driving rotating shaft 6 is hinged to a wheel group mounting seat, a driving gear 7 and a driving pinch wheel 8 are coaxially arranged on the driving rotating shaft 6, one end of the driving rotating shaft 6 is connected with an output shaft of the driving motor 5, the driven wheel group comprises a driven rotating shaft 9, a driven gear 10 and a driven pinch wheel 11 are coaxially arranged on the driven rotating shaft 9, and the driven rotating shaft 9 is connected with a translation driving mechanism 12.
The clamping position of the driving clamping wheel 8 and the driven clamping wheel 11 forms a clamping channel 13, the upper end of the clamping channel 13 is communicated with a first pair of interfaces, the lower end of the clamping channel 13 is communicated with a second pair of interfaces, the first pair of interfaces is provided with a first pair of connecting pipes 14, the lower end of the first pair of connecting pipes 14 is downwards extended and provided with a conical first end part 15, the first end part 15 is inserted from the first pair of interfaces and communicated with the upper end of the clamping channel 13, the second pair of interfaces is provided with a second pair of connecting pipes 16, the upper end of the second pair of connecting pipes 16 is upwards extended and provided with a conical second end part 17, and the second end part 17 is inserted from the second pair of interfaces and communicated with the lower end of the clamping channel 13.
The lower end of the threading conduit 2 and the wire inlet 4 are respectively provided with a ceramic eye die 18, and the upper ends of the first butt joint pipe 14, the second butt joint pipe 16, the threading conduit 2 and the ceramic eye die 18 are respectively provided with a funnel-shaped guide opening.
The wire electrode 1 in this embodiment includes molybdenum wire, copper wire, and zinc wire.
The working principle of the embodiment is as follows:
as shown in fig. 1 and 2, for a workpiece 100 with a larger initial hole position, the lifting mechanism drives the clamping mechanism to move downwards, so that the wire threading guide pipe 2 penetrates through the hole position of the workpiece 100 and then is in butt joint with the wire inlet 4 at the top of the butt joint seat 3. Next, the wire electrode 1 enters from the guide port at the top of the first butt joint pipe 14, passes out from the first end 15 at the lower end of the second butt joint pipe 16, enters the pinch channel 13, passes through the pinch channel 13, enters the second butt joint pipe 16 from the second end 17, enters from the guide port at the top of the wire threading catheter 2, passes out from the ceramic eye mold 18 at the bottom of the wire threading catheter 2, and finally enters the wire inlet 4, thus completing wire threading butt joint.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (9)
1. A wire electrode clamping and docking device, which is characterized in that: comprising the following steps:
a pinching mechanism for pinching the wire electrode forward or backward;
the threading guide pipe is arranged at the lower end of the clamping and conveying mechanism;
the clamping and conveying mechanism is arranged at the lifting end of the lifting mechanism;
the butt joint seat, the top of butt joint seat is equipped with into the silk mouth, the butt joint seat is located the below of threading pipe, elevating system can drive press from both sides send the mechanism to move down so that the lower extreme butt joint of threading pipe advance the silk mouth.
2. A wire electrode clamping and docking device as recited in claim 1, wherein: the clamping mechanism comprises a driving wheel set and a driven wheel set, the driving wheel set and the driven wheel set are clamped to form a clamping passage for clamping the wire electrode, a first pair of interfaces with a conical section are communicated with the upper end of the clamping passage, a first pair of connecting pipes are arranged at the first pair of interfaces, a first end part with a conical section is downwards extended from the lower end of the first pair of connecting pipes, the first end part is inserted into and communicated with the upper end of the clamping passage from the first pair of interfaces, a second pair of interfaces with a conical section are communicated with the lower end of the clamping passage, a second pair of connecting pipes are arranged at the second pair of interfaces, a second end part with a conical section is upwards extended from the upper end of the second pair of connecting pipes, and the second end part is inserted into and communicated with the lower end of the clamping passage from the second pair of interfaces.
3. A wire electrode clamping and docking device as claimed in claim 2, wherein: the clamping mechanism comprises a wheel set mounting seat, a driving motor and a translation driving mechanism, wherein the wheel set mounting seat is arranged at the lifting end of the lifting mechanism, the driving wheel set and the driven wheel set are arranged in the wheel set mounting seat, the driving wheel set comprises a driving gear and a driving clamping wheel which are coaxially arranged, the driven wheel set comprises a driven gear and a driven clamping wheel which are coaxially arranged, the driving wheel set is connected with the output end of the driving motor, and the translation driving mechanism can drive the driving wheel set or the driven wheel set to translate so as to enable the driving gear to be meshed with or separated from the driving gear;
when the driving gear is meshed with the driven gear, the clamping and conveying channel is formed between the driving clamping and conveying wheel and the driven clamping and conveying wheel, the wire electrode can be clamped, the driving motor can synchronously and reversely rotate the driving gear and the driven gear, and the driving clamping and conveying wheel and the driven clamping and conveying wheel synchronously and reversely rotate to clamp the wire electrode forwards or backwards.
4. A wire electrode clamping and docking device as claimed in claim 3, wherein: the driving wheel set comprises a driving rotating shaft, the driving rotating shaft is hinged to the wheel set mounting seat, the driving gear and the driving pinch wheel are coaxially arranged on the driving rotating shaft, one end of the driving rotating shaft is connected with an output shaft of the driving motor, the driven wheel set comprises a driven rotating shaft, the driven gear and the driven pinch wheel are coaxially arranged on the driven rotating shaft, and the driven rotating shaft is connected with the translation driving mechanism.
5. A wire electrode clamping and docking device as claimed in claim 2, wherein: the upper end of the first butt joint pipe, the upper end of the second butt joint pipe and the upper end of the threading guide pipe are all provided with funnel-shaped guide openings.
6. A wire electrode clamping and docking device as recited in claim 1, wherein: the lower end of the threading guide pipe and the threading inlet are both provided with ceramic eye molds.
7. A wire electrode clamping and docking device as recited in claim 1, wherein: the length of the threading catheter is 3cm to 50cm.
8. A wire electrode clamping and docking device as recited in claim 1, wherein: the lifting height of the lifting mechanism is 3cm to 50cm.
9. A wire electrode clamping docking device according to any of claims 1-8, characterized in that: the wire electrode comprises molybdenum wires, copper wires and galvanized wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320789197.6U CN219324851U (en) | 2023-04-11 | 2023-04-11 | Wire electrode clamping and conveying butt joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320789197.6U CN219324851U (en) | 2023-04-11 | 2023-04-11 | Wire electrode clamping and conveying butt joint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219324851U true CN219324851U (en) | 2023-07-11 |
Family
ID=87061514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320789197.6U Active CN219324851U (en) | 2023-04-11 | 2023-04-11 | Wire electrode clamping and conveying butt joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219324851U (en) |
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2023
- 2023-04-11 CN CN202320789197.6U patent/CN219324851U/en active Active
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