CN215792631U - Phase detection device of ink jet numbering machine - Google Patents
Phase detection device of ink jet numbering machine Download PDFInfo
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- CN215792631U CN215792631U CN202121253732.3U CN202121253732U CN215792631U CN 215792631 U CN215792631 U CN 215792631U CN 202121253732 U CN202121253732 U CN 202121253732U CN 215792631 U CN215792631 U CN 215792631U
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- phase detection
- insulating tube
- tubular part
- ink jet
- pole core
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Abstract
The utility model discloses a phase detection device of an ink jet printer, which comprises a phase detection pole core and a shell sleeved on the periphery of the phase detection pole core; the shell comprises an insulating tube and an outer shell sleeved on the periphery of the insulating tube, and the insulating tube is sleeved on the periphery of the phase detection pole core; the outer shell comprises a tubular part and a fixed part which are integrally arranged, and the tubular part is arranged at the geometric center of the fixed part; the tubular part is sleeved on the periphery of the insulating tube; the tubular part comprises a first tubular part and a second tubular part which are integrally formed, the first tubular part and the second tubular part are arranged on two opposite side surfaces of the fixing part, and the length of the first tubular part is greater than that of the second tubular part. This application simple structure can not be permeated by printing ink and solvent, can make detection core and the better isolation of shell and insulating, has stronger shielding effect, can guarantee to spout the seal stable, makes the ink jet numbering machine have better stability in use.
Description
Technical Field
The utility model relates to the technical field of code spraying equipment, in particular to a phase detection device of an ink code spraying machine.
Background
The ink jet printer is a scientific and technological product integrating mechatronics, and the jet printing principle is that ink is pressurized by a gear pump and is sent to a nozzle, and the ink is sprayed out by the nozzle to form an ink line and is broken into ink drops under the action of a crystal oscillator. The ink drop is charged after passing through the charging electrode, and the charging intensity can be controlled by a program. The detection electrode is arranged below the charging electrode and can detect the charging condition of the ink drop so as to control the charging of the ink drop; when the ink drop charging is detected to be poor, the information can be fed back to the main control system, so that the charging of the ink drop can be adjusted. Therefore, the phase detection device of the ink jet printer is very important, and sensitive and accurate phase detection is the basis for ensuring the normal operation of the ink jet printer. Some phase detection devices have poor shielding effect and are easily interfered when shielding poor signals, so that the inkjet printer is unstable in jet printing, and the use stability of the inkjet printer is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a phase detection device of an ink jet printer. This phase place detection device simple structure can not permeated by printing ink and solvent, can make detection core and the better isolation of shell and insulating, has stronger shielding effect, does not receive external factor's interference, can guarantee to spout the seal stable to make printing ink jet numbering machine have better stability in use.
The purpose of the utility model is realized by the following technical scheme:
a phase detection device of an ink jet printer comprises a phase detection pole core and a shell sleeved on the periphery of the phase detection pole core;
the shell comprises an insulating tube and an outer shell sleeved on the periphery of the insulating tube, and the insulating tube is sleeved on the periphery of the phase detection pole core;
the outer shell comprises a tubular part and a fixed part which are integrally arranged, and the tubular part is arranged at the geometric center of the fixed part; the tubular part is sleeved on the periphery of the insulating tube;
the tubular part comprises a first tubular part and a second tubular part which are integrally formed, the first tubular part and the second tubular part are arranged on two opposite side surfaces of the fixing part, and the length of the first tubular part is greater than that of the second tubular part.
Optionally, an end face of one end of the phase detection pole core, which is far away from the second tubular portion, an end face of one end of the insulating tube, which is far away from the second tubular portion, and an end face of one end of the first tubular portion, which is far away from the fixing portion, are all located on the same horizontal plane. Like this for the shell body plays better sealed effect to phase detection utmost point core, makes phase detection utmost point core can not avoided external factors's interference by infiltration such as printing ink and cleaning solvent, reinforcing shielding effect does benefit to the stability of phase detection device operation.
Optionally, an end surface of one end of the insulating tube, which is far away from the first tubular portion, protrudes from an end surface of one end of the phase detection pole core, which is far away from the first tubular portion, by 3mm to 6 mm. Therefore, the insulating tube can play a good shielding role, and the shielding and insulating effects of the insulating tube are ensured.
Optionally, an end face of one end of the second tubular portion, which is far away from the fixing portion, protrudes from an end face of one end of the insulating tube, which is far away from the first tubular portion, by 3mm to 6 mm. Like this for the shell body can play fine shielding effect, guarantees the shielding and the insulating effect of shell body.
Optionally, one end of the phase detection pole core close to the second tubular part is provided with a semicircular step for welding a shielding wire.
Optionally, one end of the second tubular part, which is far away from the fixing part, is provided with a phase shielding wire inlet hole matched with the shielding wire.
Optionally, the phase detecting pole piece, the insulating tube and the tubular portion are fitted. Namely, the outer diameter of the phase detection pole core is matched with the inner diameter of the insulating tube, and the outer diameter of the insulating tube is matched with the inner diameter of the tubular part, so that the shell can play a good sealing role on the phase detection pole core, the phase detection pole core cannot be permeated by printing ink, cleaning solvent and the like, and the working stability of the phase detection device is ensured.
Optionally, M3 screw holes are symmetrically arranged at two ends of the fixing part. Through M3 screw hole, can fix phase place detection device on the phase place pole piece mount pad of lower cover plate steadily.
Optionally, the outer housing is a stainless steel outer housing, preferably a 304 stainless steel outer housing. The surface of the outer shell is subjected to surface treatment by adopting an electroplating process, so that a shielding effect can be better achieved.
Optionally, the insulating tube is a 3.0 inner diameter insulating tube.
Optionally, the insulating tube is a teflon (SFG) insulating tube; the phase detection pole core can be better isolated and insulated from the shell.
Optionally, the phase detection pole core is a stainless steel phase detection pole core.
Compared with the prior art, the utility model has the following advantages and effects: the utility model has the advantages of this application is small, working property is stable, is convenient for install, store and transport, and the cost is lower, long service life. This phase place detection device simple structure can not permeated by printing ink and solvent, can make detection core and the better isolation of shell and insulating, has stronger shielding effect, does not receive external factor's interference, can guarantee to spout the seal stable to make printing ink jet numbering machine have better stability in use.
Drawings
Fig. 1 is a schematic structural diagram of a phase detection apparatus according to an embodiment of the present application;
FIG. 2 is an exploded view of the phase detection apparatus of FIG. 1;
FIG. 3 is a schematic structural view of the outer housing of FIG. 2;
fig. 4 is a schematic structural diagram of the phase detection cell of fig. 2.
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.
It should be noted that, if directional indications (such as up, down, left, right, front, back, top and bottom … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Generally, the ink drop is charged after passing through the charging electrode, and the charging intensity can be controlled by a program. The detection electrode is arranged below the charging electrode and can detect the charging condition of the ink drop so as to control the charging of the ink drop; when the ink drop charging is detected to be poor, the information can be fed back to the main control system, so that the charging of the ink drop can be adjusted. Therefore, the phase detection device of the ink jet printer is very important, and sensitive and accurate phase detection is the basis for ensuring the normal operation of the ink jet printer. Some phase detection devices have poor shielding effect and are easily interfered when shielding poor signals, so that the inkjet printer is unstable in jet printing, and the use stability of the inkjet printer is influenced. Therefore, it is necessary to provide a phase detection device for an ink jet printer to solve the above technical problems.
As shown in fig. 1 to fig. 3, an embodiment of the utility model provides a phase detection device for an ink jet printer, including a phase detection pole core 100 and a housing 200 sleeved on an outer periphery of the phase detection pole core 100;
the housing 200 includes an insulating tube 10 and an outer housing 20 sleeved on the outer periphery of the insulating tube 10, and the insulating tube 10 is sleeved on the outer periphery of the phase detection pole core 100;
the outer housing 20 includes a tubular portion 21 and a fixing portion 22 integrally provided, the tubular portion 21 being disposed at a geometric center of the fixing portion 22; the tubular part 21 is sleeved on the periphery of the insulating tube 10;
the tubular portion 21 includes a first tubular portion 211 and a second tubular portion 212 that are integrally formed, the first tubular portion 211 and the second tubular portion 212 are disposed on opposite side surfaces of the fixing portion 22, and a length of the first tubular portion 211 is greater than a length of the second tubular portion 212.
Specifically, in this embodiment, an end surface of the end of the phase detection pole core 100 away from the second tubular portion 212, an end surface of the end of the insulating tube 10 away from the second tubular portion 212, and an end surface of the end of the first tubular portion 211 away from the fixing portion 22 are all located on the same horizontal plane. Like this for shell body 20 plays better sealed effect to phase detection utmost point core 100, makes phase detection utmost point core 100 can not avoided external factors's interference by infiltration such as printing ink and cleaning solvent, strengthens shielding effect, does benefit to the stability of phase detection device operation.
Optionally, an end surface of the insulating tube 10, which is far away from one end of the first tubular portion 211, protrudes 3mm to 6mm from an end surface of the phase detection pole core 100, which is far away from one end of the first tubular portion 211. Therefore, the insulating tube 10 can have a good shielding effect, and the shielding and insulating effects of the insulating tube 10 are ensured.
Optionally, an end surface of one end of the second tubular portion 212, which is far away from the fixing portion 22, protrudes from an end surface of one end of the insulating tube 10, which is far away from the first tubular portion 211, by 3mm to 6 mm. Like this for shell body 20 can play fine shielding effect, guarantees shell body 20's shielding and insulating effect.
Specifically, referring to fig. 4, a semicircular step 101 for welding a shielding wire (not shown) is disposed at one end of the phase detection pole piece 100 close to the second tubular portion 212. When the shielding wire is welded on the semicircular step 101, the shielding layer of the shielding wire is welded at a position 3mm higher than the outer shell. Thus, transmission of the detection signal is performed through the inner core of the soldered shielded wire.
Optionally, an end of the second tubular part 212 remote from the fixing part 22 is provided with a phase shield wire inlet hole (not identified in the figure) adapted to the shield wire.
In the embodiment of the present application, the phase detection pole piece 100, the insulating tube 10, and the tubular portion 21 are fitted. Namely, the outer diameter of the phase detection pole core 100 is matched with the inner diameter of the insulating tube 10, and the outer diameter of the insulating tube 10 is matched with the inner diameter of the tubular part 21, so that the shell 200 can play a good sealing role in the phase detection pole core 100, the phase detection pole core 100 cannot be penetrated by ink, cleaning solvent and the like, and the working stability of the phase detection device is ensured.
Optionally, M3 screw holes 221 are symmetrically formed at both ends of the fixing portion 22. The phase detection device can be stably fixed on the phase pole core mounting seat of the lower cover plate through the M3 screw hole 221.
Optionally, the outer housing 20 is a stainless steel outer housing, preferably 304 stainless steel outer housing. The surface of the outer shell 20 is treated by electroplating process, so as to better play a role in shielding.
Optionally, the insulating tube 10 is a 3.0 inner diameter insulating tube.
Optionally, the insulation tube 10 is a teflon (SFG) insulation tube; the phase detection pole piece 100 can be better isolated and insulated from the housing 200.
Optionally, the phase detection pole piece 100 is a stainless steel phase detection pole piece.
The utility model has the advantages of this application is small, working property is stable, is convenient for install, store and transport, and the cost is lower, long service life. This phase place detection device simple structure can not permeated by printing ink and solvent, can make detection core and the better isolation of shell and insulating, has stronger shielding effect, does not receive external factor's interference, can guarantee to spout the seal stable to make printing ink jet numbering machine have better stability in use.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (10)
1. The phase detection device of the ink jet printer is characterized by comprising a phase detection pole core and a shell sleeved on the periphery of the phase detection pole core;
the shell comprises an insulating tube and an outer shell sleeved on the periphery of the insulating tube, and the insulating tube is sleeved on the periphery of the phase detection pole core;
the outer shell comprises a tubular part and a fixed part which are integrally arranged, and the tubular part is arranged at the geometric center of the fixed part; the tubular part is sleeved on the periphery of the insulating tube;
the tubular part comprises a first tubular part and a second tubular part which are integrally formed, the first tubular part and the second tubular part are arranged on two opposite side surfaces of the fixing part, and the length of the first tubular part is greater than that of the second tubular part.
2. The phase detection device of the ink jet printer according to claim 1, wherein an end surface of an end of the phase detection pole core, which is away from the second tubular portion, an end surface of an end of the insulation tube, which is away from the second tubular portion, and an end surface of an end of the first tubular portion, which is away from the fixing portion, are located on a same horizontal plane.
3. The phase detection device of the ink jet printer according to claim 2, wherein an end surface of one end of the insulating tube, which is far from the first tubular portion, protrudes 3mm to 6mm from an end surface of one end of the phase detection pole core, which is far from the first tubular portion.
4. The phase detection device of the ink jet printer according to claim 3, wherein an end surface of one end of the second tubular portion, which is far away from the fixing portion, protrudes 3mm to 6mm from an end surface of one end of the insulating tube, which is far away from the first tubular portion.
5. The phase detection device of the ink jet printer according to claim 4, wherein a semicircular step for welding a shield wire is provided at an end of the phase detection pole core close to the second tubular portion.
6. The phase detection device of the ink jet printer according to claim 5, wherein an end of the second tubular portion, which is away from the fixing portion, is provided with a phase shielding wire inlet hole adapted to the shielding wire.
7. The phase detecting device of an ink jet printer according to claim 6, wherein the phase detecting pole core, the insulating tube, and the tubular portion are fitted.
8. The phase detecting device of an ink jet printer according to claim 1, wherein M3 screw holes are symmetrically formed at both ends of the fixing portion.
9. The phase detection device of the ink jet printer according to claim 1, wherein the outer housing is a stainless steel outer housing; the insulating tube is an insulating tube with the inner diameter of 3.0; the phase detection pole core is a stainless steel phase detection pole core.
10. The phase detection device of the ink jet printer according to claim 9, wherein the insulating tube is a teflon insulating tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121253732.3U CN215792631U (en) | 2021-06-04 | 2021-06-04 | Phase detection device of ink jet numbering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121253732.3U CN215792631U (en) | 2021-06-04 | 2021-06-04 | Phase detection device of ink jet numbering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215792631U true CN215792631U (en) | 2022-02-11 |
Family
ID=80175381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121253732.3U Active CN215792631U (en) | 2021-06-04 | 2021-06-04 | Phase detection device of ink jet numbering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215792631U (en) |
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2021
- 2021-06-04 CN CN202121253732.3U patent/CN215792631U/en active Active
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