CN217889771U - Special water cover of slow wire cutting equipment and slow wire cutting equipment - Google Patents
Special water cover of slow wire cutting equipment and slow wire cutting equipment Download PDFInfo
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- CN217889771U CN217889771U CN202222189184.3U CN202222189184U CN217889771U CN 217889771 U CN217889771 U CN 217889771U CN 202222189184 U CN202222189184 U CN 202222189184U CN 217889771 U CN217889771 U CN 217889771U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model discloses a special water cover of a slow-running wire cutting device and the slow-running wire cutting device, which comprises an upper water cover and a lower water cover; the water feeding cover is provided with an isolation part, the isolation part is arranged inside the water feeding cover, a wire threading water spraying channel is formed on the inner side of the isolation part, a machining water spraying channel is formed on the outer side of the isolation part, an upper guiding water spraying channel is arranged at the bottom of the water feeding cover and is communicated with the upper guiding water spraying channel, and the machining water spraying channel is communicated with the upper guiding water spraying channel. The upper water cover is provided with a wire threading water spraying channel, a processing water spraying channel and an upper guiding water spraying channel, a guide nozzle is omitted, and the wire threading water is directly used for realizing the function of focusing and spraying the water through the upper water cover. The diameters of the upper guide water spraying channel and the lower guide water spraying channel are set to be 5mm, so that the wire electrode can be prevented from being interfered within 15 degrees of inclination, and the phenomenon that the wire cannot be threaded after the wire guide nozzle is detached in the large-angle part machining process can be solved while the large-angle part machining process is realized.
Description
Technical Field
The utility model relates to a walk wire cut electrical discharge machining equipment technical field, especially a walk wire cut electrical discharge machining equipment's special water cover and walk wire cut electrical discharge machining equipment slowly.
Background
The conventional slow-feeding wire cutting equipment in the industry is provided with an automatic wire threading function. The working principle of threading is as follows: water for wire threading (hereinafter referred to as wire threading water) sprayed from the middle part of the upper handpiece is gathered at a jet flow port of the wire guide nozzle to form a concentrated high-pressure water column which is flushed towards the lower eye die nozzle, the electrode wire passes through the lower eye die along the water column, and the electrode wire is driven to reach a destination by the suction force in the lower handpiece, so that automatic wire threading is realized.
According to the conventional slow-feeding wire cutting equipment, the caliber of a jet flow opening of an automatic wire feeding ceramic wire guide nozzle is 1.5mm, the size of a long water cover is 4mm and 8mm, the wire guide nozzle needs to be installed on an upper machine head firstly, is fixed through the upper water cover and is fastened through a locking accessory. The problems with this approach are:
a) The installation degree of difficulty is high. The installation must be accurately positioned, otherwise, the phenomenon of water column inclination occurs; meanwhile, the sealing ring needs to be tightly matched, so that the mounting and the dismounting are difficult;
b) The range of the machining taper is small. The electrode wire is inclined by 5 degrees to the maximum extent under the limitation of the jet flow caliber of the guide nozzle, and is suitable for processing 1-5-degree taper parts. If the angle exceeds 5 degrees, the guide nozzle needs to be disassembled and the water cover with large caliber needs to be replaced, so that the automatic wire feeding function is invalid and the processing efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above disadvantages of the prior art, the utility model provides a special water cover of slow-walking wire cutting equipment and slow-walking wire cutting equipment.
The utility model provides a technical scheme that its technical problem adopted is: a special water cover of a slow-feeding wire cutting device comprises an upper water cover and a lower water cover; the water feeding cover is provided with an isolation part, the isolation part is arranged inside the water feeding cover, a wire threading water spraying channel is formed on the inner side of the isolation part, a machining water spraying channel is formed on the outer side of the isolation part, an upper guiding water spraying channel is arranged at the bottom of the water feeding cover and is communicated with the upper guiding water spraying channel, and the machining water spraying channel is communicated with the upper guiding water spraying channel.
As a further improvement of the utility model: the water feeding cover is provided with a processing water spraying pipeline, the inlet of the processing water spraying pipeline is communicated with the processing water spraying channel, and the outlet of the processing water spraying pipeline is communicated with the upper guiding water spraying channel.
As a further improvement of the utility model: the processing water spray pipeline is provided with 6 processing water spray pipelines, and inlets of the 6 processing water spray pipelines are uniformly distributed on the outer circumferential surface of the isolation part.
As a further improvement of the utility model: the diameter of an upper guide water spraying channel of the upper water cover is 5-6mm; the lower water discharging cover is provided with a lower guide water spraying channel, and the diameter of the lower guide water spraying channel is 5-6mm.
The slow-moving wire cutting equipment comprises an upper water cover, a lower water cover, an upper machine head eye die, an upper locking fitting, a lower locking fitting and a lower machine head, wherein the upper machine head eye die and the upper water cover are arranged on the upper machine head through the upper locking fitting, the upper machine head eye die is arranged between the upper water cover and the upper machine head, and the lower water cover is arranged on the lower machine head through the lower locking fitting.
As a further improvement of the utility model: the upper water cover is provided with a step part, an eye die mounting groove is formed in the step part, and the eye die mounting groove is matched with the upper head eye die.
As a further improvement of the utility model: clamping blocks are oppositely arranged on two sides of the upper head hole die, and clamping grooves matched with the clamping blocks are formed in the step portions.
As a further improvement of the utility model: and a first sealing ring is arranged between the upper water cover and the upper machine head hole die, and the first sealing ring is positioned at the step part of the upper water cover.
As a further improvement of the utility model: a step part is formed between the wire-penetrating water-spraying channel and the isolating part, and a second sealing ring is arranged between the upper water cover and the upper machine head hole die and is positioned on the step part of the upper water cover.
As a further improvement of the utility model: the first sealing ring is a nitrile rubber sealing ring; and the second sealing ring is a nitrile rubber sealing ring.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a water feeding cover has cancelled the seal wire and has chewed through being equipped with wire threading water spray channel, processing water spray channel and last direction water spray channel, directly realizes the effect of wire threading water focus jet through the water feeding cover.
2. The utility model discloses an upper guide water spray channel and lower guide water spray channel's diameter all sets up to 5mm, can guarantee that the wire electrode slope is within 15 noninterference, when realizing wide-angle parts machining, can solve wide-angle parts machining and dismantle the phenomenon that the silk can't be worn after the seal wire is chewed.
3. The utility model discloses a go up water cover and lower water cover, can make and walk a machining efficiency promotion 5 ~ 10% slowly, the whole wire feed success rate of wide-angle part is expected to promote 80%, and reduces 100% because of the abnormal rate that the water cover and lower water cover in time not changed and cause, and whole wire feed success rate obtains effectual promotion.
Drawings
Fig. 1 is a schematic structural view of a water feeding cover.
Fig. 2 is a schematic view of an assembly structure of the slow wire cutting apparatus.
Fig. 3 is a schematic structural diagram of the upper punch die.
Fig. 4 is a schematic view of the working state of the slow-wire cutting device.
Fig. 5 is a sectional view showing an operating state of the slow wire cutting apparatus.
Fig. 6 is an enlarged view of a portion of a structure at a in fig. 5.
Reference numerals are as follows: 1. a water feeding cover; 2. a drain cover; 3. mounting a machine head; 4. feeding a machine head eye die; 5. an upper locking fitting; 6. a lower locking fitting; 7. a lower machine head; 8. a first seal ring; 9. a second seal ring; 10. a wire electrode; 11. an isolation section; 12. a wire-threading water-spraying channel; 13. processing a water spraying channel; 14. a guiding water spraying channel; 15. processing a water spraying pipeline; 16. a step portion; 17. a step portion; 18. a card slot; 19. an eye mold mounting groove; 41. and (7) clamping blocks.
Detailed Description
In this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The present invention will now be further described with reference to the accompanying drawings, in which:
referring to fig. 1-6, a special water cap for a slow-feeding wire cutting device includes an upper water cap 1 and a lower water cap 2; the water feeding cover 1 is provided with an isolation part 11, the isolation part is arranged inside the water feeding cover, a wire penetrating water spraying channel 12 is formed on the inner side of the isolation part, a machining water spraying channel 13 is formed on the outer side of the isolation part, an upper guiding water spraying channel 14 is arranged at the bottom of the water feeding cover, the wire penetrating water spraying channel is communicated with the upper guiding water spraying channel, and the machining water spraying channel is communicated with the upper guiding water spraying channel.
The water feeding cover is provided with a processing water spraying pipeline 15, the inlet of the processing water spraying pipeline is communicated with the processing water spraying channel, and the outlet of the processing water spraying pipeline is communicated with the upper guiding water spraying channel.
The processing water spray pipeline is provided with 6 processing water spray pipelines, and inlets of the 6 processing water spray pipelines are uniformly distributed on the outer circumferential surface of the isolation part.
The diameter of an upper guide water spraying channel of the upper water cover is 5mm; the lower water cover is provided with a lower guide water spraying channel, and the diameter of the lower guide water spraying channel is 5mm.
A slow-walking wire cutting device comprises an upper machine head 3, an upper machine head eye die 4, an upper water cover 1, an upper locking fitting 5, a lower locking fitting 6, a lower water cover 2 and a lower machine head 7, wherein the upper machine head eye die and the upper water cover are mounted on the upper machine head through the upper locking fitting, the upper machine head eye die is arranged between the upper machine head and the upper machine head, and the lower water cover is mounted on the lower machine head through the lower locking fitting. The water feeding cover is provided with an isolation part, the isolation part is arranged inside the water feeding cover, a wire threading water spraying channel is formed on the inner side of the isolation part, a machining water spraying channel is formed on the outer side of the isolation part, an upper guiding water spraying channel is arranged at the bottom of the water feeding cover and is communicated with the upper guiding water spraying channel, and the machining water spraying channel is communicated with the upper guiding water spraying channel. The upper water cover is provided with a processing water spraying pipeline, the inlet of the processing water spraying pipeline is communicated with the processing water spraying channel, and the outlet of the processing water spraying pipeline is communicated with the upper guiding water spraying channel.
The upper water cover is provided with a step part 16, an eye die mounting groove 19 is formed in the step part, and the eye die mounting groove is matched with the upper machine head eye die.
Two sides of the upper machine head eye model 4 are oppositely provided with clamping blocks 41, and the step part is provided with a clamping groove 18 matched with the clamping blocks. During assembly, the clamping blocks on two sides of the upper machine head eye die are clamped into the clamping grooves on the step part of the upper water cover.
And a first sealing ring 8 is arranged between the upper water cover and the upper machine head hole die, and the first sealing ring is positioned at the step part of the upper water cover. The first sealing ring is a nitrile rubber sealing ring. The first sealing ring is used for processing the sealing of the water spraying channel.
A step part 17 is formed between the wire-penetrating water-spraying channel and the isolating part, a second sealing ring 9 is arranged between the upper water cover and the upper machine head eye die, and the second sealing ring is positioned on the step part of the upper water cover. And the second sealing ring is a nitrile rubber sealing ring. And the second sealing ring is used for sealing the wire-penetrating water spraying channel.
The processing water spray pipeline is provided with 6 processing water spray pipelines, and inlets of the 6 processing water spray pipelines are uniformly distributed on the outer circumferential surface of the isolation part.
The diameter of the upper guide water spraying channel of the upper water cover is 5mm. The lower water cover is provided with a lower guide water spraying channel, and the diameter of the lower guide water spraying channel is 5mm.
The diameters of the upper guide water spraying channel and the lower guide water spraying channel are set to be 5mm, so that the wire electrode can be prevented from being interfered within 15 degrees of inclination.
The upper head is used for guiding the electrode wire 10 and electrifying the electrode wire from top to bottom; the upper handpiece eye mould is used for precisely guiding the upper end part of the electrode wire; the upper water cover is used for guiding and focusing wire threading water and upper processing water spray; the lower water cover is used for guiding and focusing the lower processing water spray; the lower machine head is used for guiding, winding and tensioning the electrode wire and electrifying the electrode wire.
The utility model discloses under the less circumstances of input cost, reduce the bore of upper water lid and lower water lid to 5mm by 8mm, when realizing wide-angle parts machining, can solve wide-angle parts machining and dismantle the phenomenon that the silk can't be worn after the seal wire is chewed. The design of the upper water cover and the lower water cover can meet the requirement that the maximum inclination of the electrode wire is 16.5 degrees, and the taper part within 15 degrees is processed without replacing the upper water cover and the lower water cover; the installation requirement of the water feeding cover is reduced, and the high-pressure jet flow quality of the wire penetrating water is improved.
Owing to adopted the utility model discloses a go up water cover and lower water cover, walk a machining efficiency prediction slowly and can promote 5 ~ 10%, the whole wire feed success rate of wide-angle part is predicted to promote 80% and because of the abnormal rate that water cover and lower water cover in time not changed and cause reduces 100%, whole wire feed success rate obtains effectual promotion.
The utility model cancels the guide nozzle, redesigns the upper water cover and directly realizes the function of wire feeding water focusing jet flow through the upper water cover; meanwhile, the diameter of the opening parts of the upper water cover and the lower water cover is enlarged to 5mm, and the electrode wires are inclined by 15 degrees and do not interfere; 6 processing water spraying pipelines with the diameter of 2mm, the included angle is 42.5 degrees, and the processing water spraying pipelines are obliquely focused.
The utility model discloses a theory of operation:
1. and taking the water feeding cover, cleaning the inside of the water feeding cover, confirming that each channel and each pipeline are smooth and cannot be blocked by foreign matters. First sealing washer of step portion and step portion installation and second sealing washer respectively, guarantee during the installation that first sealing washer is flat with step portion, the second sealing washer is flat with step portion, the phenomenon of folding and off normal can not appear.
2. Cleaning dirt on the matching surface of the upper machine head eye die, and then installing the upper water cover on the upper machine head eye die. During installation, 2 clamping blocks of the upper machine head hole die are aligned to 2 clamping grooves of the upper water cover, and the upper machine head hole die and the upper water cover are smoothly pushed in until the two clamping blocks are uniformly and flatly attached, so that a certain elastic space is kept (the first sealing ring and the second sealing ring can generate 0.2mm elastic deformation).
3. And taking the upper locking fitting to buckle the outer side of the step part of the upper water cover, screwing the upper machine head into the upper machine head along the threads and locking the upper water cover. At this moment, after the water feeding cover is locked, the situation of shaking and inclining can not occur, and the flatness of the opening part is ensured to be 0.15mm, so that the installation of the water feeding cover is completed.
4. The air gun is taken to clean the surface and the interior of the lower water cover and the lower machine head, the bottom of the lower water cover is aligned to the boss matching surface of the lower machine head, and the lower water cover is gently and smoothly screwed into the flat bottom wave elastic sheet to be adhered to the bottom.
5. The locking accessory is taken down and cleaned, the lower locking accessory penetrates through the lower water cover and aligns to the thread of the lower machine head, the lower locking accessory is screwed in to the bottom gently until locking is achieved, the XY direction of the water cover is fixed at the moment, and the Z direction can float up and down at a small distance to finish installation of the lower water cover. The lower locking fitting is required to be aligned and pressed to the bottom during assembly, otherwise the lower water cover exceeds the installation stroke and collides with parts.
6. And (4) starting the water jet of the threading water, and enabling the water column to form uniform jet flow and directly spray the uniform jet flow to the lower guide wire nozzle part at the lower nose, namely the installation is qualified.
The first embodiment is as follows:
a special water cover of slow-feeding wire cutting equipment comprises an upper water cover and a lower water cover; the water feeding cover is provided with an isolation part, the isolation part is arranged inside the water feeding cover, a wire penetrating water spraying channel is formed on the inner side of the isolation part, a machining water spraying channel is formed on the outer side of the isolation part, an upper guiding water spraying channel is arranged at the bottom of the water feeding cover and communicated with the upper guiding water spraying channel, and the machining water spraying channel is communicated with the upper guiding water spraying channel.
The upper water cover is provided with a processing water spraying pipeline, the inlet of the processing water spraying pipeline is communicated with the processing water spraying channel, and the outlet of the processing water spraying pipeline is communicated with the upper guiding water spraying channel.
The processing water spray pipeline is provided with 6 processing water spray pipelines, and inlets of the 6 processing water spray pipelines are uniformly distributed on the outer circumferential surface of the isolation part.
The diameter of an upper guide water spraying channel of the upper water cover is 5mm; the lower water cover is provided with a lower guide water spraying channel, and the diameter of the lower guide water spraying channel is 5mm.
The second embodiment:
the slow-moving wire cutting equipment comprises an upper water cover, a lower water cover, an upper machine head eye die, an upper locking fitting, a lower locking fitting and a lower machine head, wherein the upper machine head eye die and the upper water cover are arranged on the upper machine head through the upper locking fitting, the upper machine head eye die is arranged between the upper water cover and the upper machine head, and the lower water cover is arranged on the lower machine head through the lower locking fitting.
The water feeding cover is provided with an isolation part, the isolation part is arranged inside the water feeding cover, a wire threading water spraying channel is formed on the inner side of the isolation part, a machining water spraying channel is formed on the outer side of the isolation part, an upper guiding water spraying channel is arranged at the bottom of the water feeding cover and is communicated with the upper guiding water spraying channel, and the machining water spraying channel is communicated with the upper guiding water spraying channel.
The water feeding cover is provided with a processing water spraying pipeline, the inlet of the processing water spraying pipeline is communicated with the processing water spraying channel, and the outlet of the processing water spraying pipeline is communicated with the upper guiding water spraying channel.
The upper water cover is provided with a step part, an eye die mounting groove is formed in the step part, and the eye die mounting groove is matched with the upper head eye die.
Clamping blocks are oppositely arranged on two sides of the upper head hole die, and clamping grooves matched with the clamping blocks are formed in the step portions.
And a first sealing ring is arranged between the upper water cover and the upper machine head hole die, and the first sealing ring is positioned at the step part of the upper water cover.
A step part is formed between the wire-penetrating water-spraying channel and the isolation part, a second sealing ring is arranged between the upper water cover and the upper machine head hole die, and the second sealing ring is positioned on the step part of the upper water cover.
The first sealing ring is a nitrile rubber sealing ring; and the second sealing ring is a nitrile rubber sealing ring.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (10)
1. The utility model provides a special water cover of wire cut electrical discharge machining equipment walks slowly which characterized in that: comprises an upper water cover and a lower water cover; the water feeding cover is provided with an isolation part, the isolation part is arranged inside the water feeding cover, a wire penetrating water spraying channel is formed on the inner side of the isolation part, a machining water spraying channel is formed on the outer side of the isolation part, an upper guiding water spraying channel is arranged at the bottom of the water feeding cover and is communicated with the upper guiding water spraying channel, and the machining water spraying channel is communicated with the upper guiding water spraying channel.
2. The special water cover of the slow wire cutting device according to claim 1, wherein: the water feeding cover is provided with a processing water spraying pipeline, the inlet of the processing water spraying pipeline is communicated with the processing water spraying channel, and the outlet of the processing water spraying pipeline is communicated with the upper guiding water spraying channel.
3. The special water cover of the slow wire cutting device according to claim 2, wherein: the processing water spray pipeline is provided with 6 processing water spray pipelines, and inlets of the 6 processing water spray pipelines are uniformly distributed on the outer circumferential surface of the isolation part.
4. The special water cover of the slow wire cutting device according to claim 3, wherein: the diameter of an upper guide water spraying channel of the upper water cover is 5-6mm; the lower water discharge cover is provided with a lower guide water spray channel, and the diameter of the lower guide water spray channel is 5-6mm.
5. A slow-walking wire cutting device is characterized in that: the water feeding cover and the water discharging cover comprise the water feeding cover and the water discharging cover of any one of claims 1 to 4, and further comprise an upper machine head, an upper machine head eye die, an upper locking fitting, a lower locking fitting and a lower machine head, wherein the upper machine head eye die and the water feeding cover are mounted on the upper machine head through the upper locking fitting, the upper machine head eye die is arranged between the water feeding cover and the upper machine head, and the water discharging cover is mounted on the lower machine head through the lower locking fitting.
6. A slow wire cutting apparatus as claimed in claim 5, wherein: the upper water cover is provided with a step part, an eye die mounting groove is formed in the step part, and the eye die mounting groove is matched with the upper head eye die.
7. A slow wire cutting apparatus as claimed in claim 6, wherein: clamping blocks are oppositely arranged on two sides of the upper head hole die, and clamping grooves matched with the clamping blocks are formed in the step portions.
8. A slow wire cutting apparatus as claimed in claim 6 or 7, wherein: and a first sealing ring is arranged between the upper water cover and the upper machine head hole die, and the first sealing ring is positioned at the step part of the upper water cover.
9. A slow wire cutting apparatus according to claim 8, wherein: a step part is formed between the wire-penetrating water-spraying channel and the isolating part, and a second sealing ring is arranged between the upper water cover and the upper machine head hole die and is positioned on the step part of the upper water cover.
10. A slow wire cutting apparatus as claimed in claim 9 wherein: the first sealing ring is a nitrile rubber sealing ring; and the second sealing ring is a nitrile rubber sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222189184.3U CN217889771U (en) | 2022-08-19 | 2022-08-19 | Special water cover of slow wire cutting equipment and slow wire cutting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222189184.3U CN217889771U (en) | 2022-08-19 | 2022-08-19 | Special water cover of slow wire cutting equipment and slow wire cutting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217889771U true CN217889771U (en) | 2022-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222189184.3U Active CN217889771U (en) | 2022-08-19 | 2022-08-19 | Special water cover of slow wire cutting equipment and slow wire cutting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217889771U (en) |
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2022
- 2022-08-19 CN CN202222189184.3U patent/CN217889771U/en active Active
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