CN218902462U - Single-liquid screw dispensing metering valve - Google Patents
Single-liquid screw dispensing metering valve Download PDFInfo
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- CN218902462U CN218902462U CN202222692522.5U CN202222692522U CN218902462U CN 218902462 U CN218902462 U CN 218902462U CN 202222692522 U CN202222692522 U CN 202222692522U CN 218902462 U CN218902462 U CN 218902462U
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- coupler
- stator
- screw
- connecting sleeve
- sleeved
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Abstract
The utility model relates to the technical field of dispensing valves and discloses a single-liquid screw dispensing metering valve which comprises a coupler, wherein a servo motor is arranged at the top of the coupler, the servo motor is fixed on the coupler, a motor shaft on the servo motor is connected with the coupler, a buffer shaft is arranged at the bottom of the coupler, the top of the buffer shaft is fixed on the coupler through a bearing and is connected with the coupler, a glue inlet head is sleeved on the buffer shaft, the top of the glue inlet head is contacted with the bottom of the coupler and is fixed on the coupler through a fixing mechanism, a screw is arranged at the bottom of the buffer shaft, a connecting sleeve is arranged at the bottom of the glue inlet head in an extending mode, the connecting sleeve is sleeved on the screw in a sliding mode, a stator is arranged inside the connecting sleeve and connected with the connecting sleeve through a positioning mechanism, and the stator is sleeved on the screw. The utility model discloses a can drive the screw rod through servo motor under the effect of shaft coupling and rotate, can evenly discharge glue through the play gluey head to can realize even play glue, improve the result of use.
Description
Technical Field
The utility model relates to the technical field of dispensing valves, in particular to a single-liquid screw dispensing metering valve.
Background
At present, in the point gum system, the point gum valve has the vital effect in whole point gum system, has very big influence to quality and the cost of whole point gum, and current point gum valve is when using, mostly through pneumatic and electric control, drives the inside piston that removes of valve body through external power mechanism and removes, extrudes glue from out gluey head, because when extruding glue, goes out gluey inhomogeneous, lasts, and the result of use is relatively poor, and we propose a single liquid screw rod point gum metering valve for this reason.
Disclosure of Invention
Aiming at the defects of the existing dispensing valve, the utility model provides a single-liquid screw dispensing metering valve, which is provided with the advantages that the screw is controlled to rotate under the action of a coupler through a servo motor, and the glue conveyed by a glue inlet head is uniformly conveyed to a glue outlet head to be discharged under the action of the screw and a stator, so that the glue outlet is uniform, and the problems in the background art are solved.
The utility model provides the following technical scheme: the single-liquid screw dispensing metering valve comprises a coupler, wherein a servo motor is arranged at the top of the coupler, the servo motor is fixed on the coupler, a motor shaft on the servo motor is connected with the coupler, a buffer shaft is arranged at the bottom of the coupler, the top of the buffer shaft is fixed on the coupler through a bearing and is connected with the coupler, a glue inlet head is sleeved on the buffer shaft, and the top of the glue inlet head is contacted with the bottom of the coupler and is fixed on the coupler through a fixing mechanism;
the bottom of the buffer shaft is provided with a screw rod, the bottom of the rubber inlet head is provided with a connecting sleeve in an extending manner, the connecting sleeve is sleeved on the screw rod in a sliding manner, a stator is arranged in the connecting sleeve, the stator is connected with the connecting sleeve through a positioning mechanism, the stator is sleeved on the screw rod, and the inner wall of the stator is in sealing contact with the side wall of the screw rod;
the stator is sleeved with a stator sleeve, the bottom inside the stator sleeve is contacted with the bottom of the stator, the top of the stator sleeve is contacted with the bottom of the connecting sleeve, external threads are arranged on the outer surfaces of the top of the stator sleeve and the bottom of the connecting sleeve, and locking nuts are sleeved on the outer surfaces of the stator sleeve and screwed with the external threads.
Preferably, the fixing mechanism comprises a through hole formed in the corner of the bottom of the glue inlet head, the through hole penetrates through the glue inlet head, a fixing bolt is arranged in the through hole, threaded grooves are formed in the bottom of the coupler at equal intervals, and the top of the fixing bolt is screwed into the threaded grooves.
Preferably, the positioning mechanism comprises a first key groove and a second key groove which are symmetrically arranged at the top of the stator and the bottom of the connecting sleeve, a groove key is arranged in the first key groove, and one side, away from the first key groove, of the groove key is arranged in the second key groove.
Preferably, the bottom of the coupler is provided with a sealing groove, a high-pressure oil seal is arranged in the sealing groove and is connected with the buffer shaft in a sealing way, and the bottom of the high-pressure oil seal is contacted with the top of the rubber inlet head and is connected with the rubber inlet head in a sealing way.
Preferably, the bottom of the stator sleeve is provided with a rubber outlet head, and the rubber outlet head is sleeved on the screw rod.
Compared with the existing dispensing valve, the utility model has the following beneficial effects: the buffer shaft and the screw rod can be driven to rotate under the action of the coupler through the servo motor, glue conveyed by the glue inlet head can be uniformly conveyed to the glue outlet head through the cooperation of the stator and the screw rod, the glue is discharged through the glue outlet head, and the using effect is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a connecting sleeve and stator according to the present utility model;
fig. 3 is a cross-sectional view of a stator sleeve and stator structure of the present utility model.
In the figure: 1. a coupling; 2. a servo motor; 3. a buffer shaft; 4. a glue inlet head; 5. a screw; 6. connecting sleeves; 7. a stator; 8. a stator sleeve; 9. an external thread; 10. a lock nut; 11. a through hole; 12. a fixing bolt; 13. a thread groove; 14. a first keyway; 15. a second keyway; 16. a slot key; 17. sealing grooves; 18. high-pressure oil seal; 19. and (5) discharging the glue head.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1-3, a single-liquid screw metering valve comprises a coupler 1, wherein a servo motor 2 is arranged at the top of the coupler 1, the servo motor 2 is fixed on the coupler 1, a motor shaft on the servo motor 2 is connected with the coupler 1, a buffer shaft 3 is arranged at the bottom of the coupler 1, the top of the buffer shaft 3 is fixed on the coupler 1 through a bearing and is connected with the coupler 1, the servo motor 2 is connected with an external digital control system through a wire, the working value of the servo motor 2 can be controlled through the external control system, and the servo motor 2 can drive the buffer shaft 3 to rotate under the action of the coupler 1, so that a control screw 5 rotates according to the required rotating speed, and the use effect is improved;
the buffer shaft 3 is sleeved with a glue inlet head 4, the top of the glue inlet head 4 is contacted with the bottom of the coupler 1 and is fixed on the coupler 1 through a fixing mechanism, external glue can be conveyed to the buffer shaft 3 and the screw 5 through the glue inlet head 4, and the external glue can be conveyed to the glue outlet head 19 through the screw 5 and discharged;
the screw rod 5 is arranged at the bottom of the buffer shaft 3, the connecting sleeve 6 is arranged at the bottom of the glue feeding head 4 in an extending manner, the connecting sleeve 6 is sleeved on the screw rod 5 in a sliding manner, the stator 7 is connected with the connecting sleeve 6 through a positioning mechanism, the stator 7 is sleeved on the screw rod 5, the inner wall of the stator 7 is in sealing contact with the side wall of the screw rod 5 through the cooperation of the stator 7 and the screw rod 5, glue can be conveyed to the glue feeding head 19 in the rotating process of the screw rod 5, and is uniformly conveyed to the next process through the glue feeding head 19, so that the glue feeding is uniform, and the use effect is improved;
the stator 7 is sleeved with a stator sleeve 8, the bottom of the inside of the stator sleeve 8 is contacted with the bottom of the stator 7, and the stator 7 and the connecting sleeve 6 can be fixed together under the action of the stator sleeve 8, so that the fixation is convenient;
the top of the stator sleeve 8 is contacted with the bottom of the connecting sleeve 6, external threads 9 are respectively arranged on the outer surfaces of the top of the stator sleeve 8 and the bottom of the connecting sleeve 6, a lock nut 10 is sleeved on the outer surface of the stator sleeve 8, the lock nut 10 is screwed with the external threads 9, and the stator sleeve 8 and the connecting sleeve 6 can be fixed together under the action of the two external threads 9 through the lock nut 10, so that the stator sleeve 8 fixes the stator 7 and the connecting sleeve 6 together.
Wherein, fixed establishment is including advancing the through-hole 11 that glue head 4 bottom corner was offered, and through-hole 11 runs through into gluey head 4, and through-hole 11 built-in fixing bolt 12, and screw thread recess 13 has been offered to shaft coupling 1 bottom equidistance, and fixing bolt 12 top is screwed in screw thread recess 13, through the cooperation of fixing bolt 12 and screw thread recess 13, can be fixed into gluey head 4 on shaft coupling 1, and the fixation is comparatively firm.
The positioning mechanism comprises a first key groove 14 and a second key groove 15 which are symmetrically formed in the top of the stator 7 and the bottom of the connecting sleeve 6, a groove key 16 is arranged in the first key groove 14, one side, far away from the first key groove 14, of the groove key 16 is arranged in the second key groove 15, the stator 7 and the connecting sleeve 6 can be fixed together through the cooperation of the groove key 16 and the first key groove 14 and the second key groove 15, and the stator 7 is prevented from rotating along with the screw 5, so that the use is not affected.
The sealing groove 17 is formed in the bottom of the coupler 1, the high-pressure oil seal 18 is arranged in the sealing groove 17, the high-pressure oil seal 18 is connected with the buffer shaft 3 in a sealing mode, the bottom of the high-pressure oil seal 18 is in contact with the top of the glue inlet head 4 and is connected with the glue inlet head 4 in a sealing mode, the glue inlet head 4 and the coupler 1 can be sealed through the high-pressure oil seal 18, leakage of glue in the glue inlet head 4 is avoided, and the use effect is improved.
The glue outlet head 19 is arranged at the bottom of the stator sleeve 8, the glue outlet head 19 is sleeved on the screw 5, and glue conveyed in the rotation process of the screw 5 can be uniformly discharged to the next process through the glue outlet head 19, so that the use effect is improved.
Working principle: when the device is used, the top of the glue inlet head 4 is contacted with the bottom of the coupler 1, the high-pressure oil seal 18 is contacted with the glue inlet head 4, the through hole 11 at the top of the glue inlet head 4 is aligned with the threaded groove 13 at the bottom of the coupler 1, then the fixing bolt 12 is inserted into the through hole 11 and screwed into the threaded groove 13, the glue inlet head 4 is fixed, then the stator 7 is moved into the connecting sleeve 6 and connected through the slot key 16, then the stator sleeve 8 is sleeved on the stator 7, the top of the stator sleeve 8 is contacted with the bottom of the connecting sleeve 6, then the locking nut 10 is screwed on the external thread 9, the stator sleeve 8 is fixed on the connecting sleeve 6, the stator 7 can be fixed, glue is conveyed to the buffer shaft 3 and the screw 5 through the glue inlet head 4, then the servo motor 2 is controlled to work, the servo motor 2 drives the buffer shaft 3 and the screw 5 to rotate through the coupler 1, the screw 5 uniformly conveys the glue to the position of the glue outlet head 19 under the action of the stator 7, the glue outlet is uniform, and the service effect is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A single liquid screw rod point gum metering valve, its characterized in that: the motor comprises a coupler (1), wherein a servo motor (2) is arranged at the top of the coupler (1), the servo motor (2) is fixed on the coupler (1), a motor shaft on the servo motor (2) is connected with the coupler (1), a buffer shaft (3) is arranged at the bottom of the coupler (1), the top of the buffer shaft (3) is fixed on the coupler (1) through a bearing and is connected with the coupler (1), a rubber inlet head (4) is sleeved on the buffer shaft (3), and the top of the rubber inlet head (4) is contacted with the bottom of the coupler (1) and is fixed on the coupler (1) through a fixing mechanism;
the bottom of the buffer shaft (3) is provided with a screw (5), the bottom of the rubber inlet head (4) is provided with a connecting sleeve (6) in an extending mode, the connecting sleeve (6) is sleeved on the screw (5) in a sliding mode, a stator (7) is arranged in the connecting sleeve (6), the stator (7) is connected with the connecting sleeve (6) through a positioning mechanism, the stator (7) is sleeved on the screw (5), and the inner wall of the stator (7) is in sealing contact with the side wall of the screw (5);
the stator (7) is externally sleeved with a stator sleeve (8), the bottom inside the stator sleeve (8) is contacted with the bottom of the stator (7), the top of the stator sleeve (8) is contacted with the bottom of the connecting sleeve (6), external threads (9) are respectively arranged on the outer surfaces of the top of the stator sleeve (8) and the bottom of the connecting sleeve (6), locking nuts (10) are sleeved on the outer surfaces of the stator sleeve (8), and the locking nuts (10) are screwed with the external threads (9).
2. The single-fluid screw dispensing metering valve of claim 1, wherein: the fixing mechanism comprises a through hole (11) formed in the corner of the bottom of the rubber inlet head (4), the through hole (11) penetrates through the rubber inlet head (4), a fixing bolt (12) is arranged in the through hole (11), threaded grooves (13) are formed in the bottom of the coupler (1) at equal intervals, and the top of the fixing bolt (12) is screwed in the threaded grooves (13).
3. The single-fluid screw dispensing metering valve of claim 1, wherein: the positioning mechanism comprises a first key groove (14) and a second key groove (15) which are symmetrically arranged at the top of the stator (7) and the bottom of the connecting sleeve (6), a groove key (16) is arranged in the first key groove (14), and one side, far away from the first key groove (14), of the groove key (16) is arranged in the second key groove (15).
4. The single-fluid screw dispensing metering valve of claim 1, wherein: a sealing groove (17) is formed in the bottom of the coupler (1), a high-pressure oil seal (18) is arranged in the sealing groove (17), the high-pressure oil seal (18) is connected with the buffer shaft (3) in a sealing mode, and the bottom of the high-pressure oil seal (18) is contacted with the top of the glue inlet head (4) and is connected with the glue inlet head (4) in a sealing mode.
5. The single-fluid screw dispensing metering valve of claim 1, wherein: the bottom of the stator sleeve (8) is provided with a rubber outlet head (19), and the rubber outlet head (19) is sleeved on the screw rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222692522.5U CN218902462U (en) | 2022-10-12 | 2022-10-12 | Single-liquid screw dispensing metering valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222692522.5U CN218902462U (en) | 2022-10-12 | 2022-10-12 | Single-liquid screw dispensing metering valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218902462U true CN218902462U (en) | 2023-04-25 |
Family
ID=86043366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222692522.5U Active CN218902462U (en) | 2022-10-12 | 2022-10-12 | Single-liquid screw dispensing metering valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218902462U (en) |
-
2022
- 2022-10-12 CN CN202222692522.5U patent/CN218902462U/en active Active
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