CN210366946U - Flexible material injection protection device - Google Patents
Flexible material injection protection device Download PDFInfo
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- CN210366946U CN210366946U CN201921339900.3U CN201921339900U CN210366946U CN 210366946 U CN210366946 U CN 210366946U CN 201921339900 U CN201921339900 U CN 201921339900U CN 210366946 U CN210366946 U CN 210366946U
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- fixedly connected
- valve rod
- buffer sleeve
- pressure plate
- cylinder
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Abstract
The utility model relates to a flexible material injection protection device, which comprises a cylinder, a bearing device, a three-way pipe and a discharge nozzle, wherein the cylinder barrel of the cylinder is fixedly connected on the bearing device, and an upper end barrel, a side end barrel and a lower end barrel of the three-way pipe are respectively detachably connected with the bearing device, the feeding device and the discharge nozzle; the upper end of the buffer sleeve is fixedly connected with a limiting ring, the lower end of a piston rod of the air cylinder extends into the buffer sleeve from the hollow part of the limiting ring, the end part of the piston rod, which is positioned in the buffer sleeve, is fixedly connected with a pressure plate, the outer diameter of the pressure plate is larger than the inner diameter of the limiting ring, the pressure plate and the limiting ring can be abutted against each other, and a pressure spring is arranged in a cavity formed by the pressure plate and the buffer sleeve; the lower part of buffering sleeve carries out threaded connection with a valve rod, and the supporting device central part cavity, the lower extreme of valve rod pass the supporting device and stretch into the inside and tip of ejection of compact mouth and can closely contradict with ejection of compact mouth bottom inner wall, the utility model discloses extension fixture life's effect has.
Description
Technical Field
The utility model relates to a filling equipment especially relates to a material protection device is annotated to flexibility.
Background
The filling machine is mainly a small class of products in a packaging machine, and can be divided into a liquid filling machine, a paste filling machine, a powder filling machine, a particle filling machine and a filling head as the most important devices of the filling equipment from the aspect of packaging materials, and the material and the structure of the filling head are particularly important.
The prior art can refer to the chinese patent with application publication No. CN107265380A, which discloses a filling head, comprising a valve body and a valve core, wherein the valve body comprises an upper valve body and a lower valve body, the upper valve body and the lower valve body are connected through a quick coupling, and a joint is provided with a sealing gasket, the top end of the upper valve body is connected with an air cylinder through a threaded joint, the center position of the bottom end of the air cylinder is in threaded connection with a piston rod, the bottom end of the piston rod is in threaded connection with the valve core, the piston rod and the valve core are all arranged inside the valve body, the air cylinder, the piston rod and the valve core are all provided with a center through hole, and an air pipe is penetrated in the. The air pipes penetrate through the central through holes of the air cylinder, the piston rod and the valve core of the filling head, and the problem of material leakage after filling is completed is solved.
The above prior art solutions have the following drawbacks: after the piston rod drives the valve core to descend, the valve core is abutted against the lower valve body, but the service life of the equipment is influenced by impact force generated by the interference of the piston rod and the valve core, and the equipment needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a material protection device is annotated to flexibility, the utility model discloses the technological effect who has extension device life.
The above object of the present invention can be achieved by the following technical solutions:
a flexible material injection protection device comprises a feeding device cylinder, a supporting device, a three-way pipe and a discharging nozzle, wherein a cylinder barrel of the cylinder is fixedly connected to the supporting device, an upper end barrel, a side end barrel and a lower end barrel of the three-way pipe are detachably connected with the supporting device, the feeding device and the discharging nozzle respectively, and the flexible material injection protection device also comprises a buffer sleeve; the upper end of the buffer sleeve is fixedly connected with a limiting ring, the lower end of a piston rod of the air cylinder extends into the buffer sleeve from the hollow part of the limiting ring, the end part of the piston rod, which is positioned in the buffer sleeve, is fixedly connected with a pressure plate, the outer diameter of the pressure plate is larger than the inner diameter of the limiting ring, the pressure plate and the limiting ring can be abutted against each other, and a pressure spring is arranged in a cavity formed by the pressure plate and the buffer sleeve; the lower part of the buffering sleeve is in threaded connection with a valve rod, the central part of the bearing device is hollow, and the lower end of the valve rod penetrates through the bearing device and extends into the interior of the discharge nozzle, and the end part of the valve rod can be tightly abutted against the inner wall of the bottom of the discharge nozzle.
Through adopting above-mentioned technical scheme, when annotating the material in to the hose, the pressure spring of setting can play the cushioning effect to piston rod and valve rod, reduces the valve rod to the impact force of ejection of compact mouth, extension device's life.
The utility model discloses further set up to: the buffer sleeve lower wall is provided with a threaded hole, the upper portion of the valve rod is fixedly connected with a bolt rod, the upper portion of the bolt rod is fixedly connected with a bearing plate, and the upper surface of the bearing plate and the lower surface of the pressure plate are respectively abutted against two ends of the pressure spring.
Through adopting above-mentioned technical scheme, come to prescribe a limit to the indentation of pressure spring through the position of restriction shank of bolt and cushion sleeve to adjustment buffer distance.
The utility model discloses further set up to: the lower surface of the pressure plate and the upper surface of the bearing tray are both in a step shape.
Through adopting above-mentioned technical scheme, can carry on spacingly to the both ends of pressure spring, do not let the pressure spring dislocation.
The utility model discloses further set up to: and a nut is connected with the part of the bolt rod, which is positioned outside the buffer sleeve, through threads.
Through adopting above-mentioned technical scheme, the nut carries out spacing locking to bolt pole and buffer sleeve, the flexible volume of control pressure spring.
The utility model discloses further set up to: the bearing device comprises a bearing platform and a supporting rod, the supporting rod is used for connecting the air cylinder and the bearing platform, the air cylinder and the bearing platform are respectively and fixedly connected with two ends of the supporting rod, and the bottom of the bearing platform is connected with the upper end of the three-way pipe through a clamp.
Through adopting above-mentioned technical scheme, set up supporting device into pole and add desk-top device, convenient audio-visual observation arrives telescopic motion, makes things convenient for the staff to maintain equipment.
The utility model discloses further set up to: the valve rod is characterized in that a through hole is formed in the middle of the supporting platform, a hexagonal hole sleeve is fixedly connected to the surface of the supporting platform on the upper portion of the through hole, the outer surface of the position, penetrating through the hexagonal hole sleeve, of the valve rod is hexagonal-prism-shaped, and the hexagonal-prism-shaped position of the valve rod can be inserted into the hexagonal hole sleeve.
Through adopting above-mentioned technical scheme, establish into hexagonal prism form grafting each other with valve rod middle part and can prevent the valve rod rotation.
The utility model discloses further set up to: the upper part of the discharge nozzle is fixedly connected with a clamping hopper, and the clamping hopper is connected with a clamp hoop for a three-way pipe.
Through adopting above-mentioned technical scheme, the card fill can make the material flow into the ejection of compact mouth from the three-way pipe smoothly, and the card fill is used for making ejection of compact mouth and three-way pipe connect through the clamp, makes things convenient for the staff to unpick and wash the maintenance.
The utility model discloses further set up to: the bottom of the valve rod is fixedly connected with a sealing ring, the discharge nozzle is fixedly connected with a baffle ring, and the outer diameter of the sealing ring is larger than the inner diameter of the baffle ring.
Through adopting above-mentioned technical scheme, the external diameter of closed ring is greater than the internal diameter that the shelves were traded, can make the better sealed conflict of formation of valve rod and ejection of compact mouth, prevents that the material water clock from preventing simultaneously that outside dust from wafting business turn over material mouth.
The utility model discloses further set up to: the lower surface of the sealing ring is fixedly connected with an elastic protective layer.
Through adopting above-mentioned technical scheme, the elastic protection layer plays the guard action to the packing ring and keeps off the ring.
To sum up, the utility model discloses a beneficial technological effect does:
1. when materials are injected into the hose, the arranged pressure spring can play a role in buffering the piston rod and the valve rod, so that the impact force of the valve rod on the discharging nozzle is reduced, and the service life of the device is prolonged;
2. the outer diameter of the closed ring is larger than the inner diameter of the gear, so that the valve rod and the discharge nozzle can form a sealing conflict better, and the material is prevented from leaking and the external dust is prevented from floating into the discharge nozzle.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic sectional view taken along the line A-A in FIG. 1;
fig. 3 is an enlarged schematic view of a portion B in fig. 2.
Reference numerals: 1. a cylinder; 11. a piston rod; 12. a platen; 2. a supporting device; 21. a support platform; 211. a through hole; 22. a support bar; 23. a hexagonal hole sleeve; 3. a buffer sleeve; 31. a limiting ring; 32. a pressure spring; 33. a threaded hole; 4. a valve stem; 41. a support tray; 42. a bolt shank; 43. a nut; 45. a plugging ring; 46. an elastic protective layer; 5. a discharging nozzle; 51. a baffle ring; 52. clamping a hopper; 6. a three-way pipe; 7. a feeding device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 3, in order to disclose a flexible material injection protection device of the present invention, the device comprises a cylinder 1, a support rod 22 is fixedly connected to the lower portion of the cylinder barrel of the cylinder 1, the lower end of the support rod 22 is fixedly connected to a supporting platform 21, and the cylinder 1 is supported on the supporting platform 21 by the support rod 22; a buffer sleeve 3 is arranged at the lower part of a piston rod 11 of the cylinder 1, the lower end part of the piston rod 11 extends into the buffer sleeve 3, a limit ring 31 is fixedly connected at the upper end of the buffer sleeve 3, a pressure plate 12 is fixedly connected at the end part of the piston rod 11, a ladder shape is arranged at the edge of the lower surface of the pressure plate 12, the inner diameter of the limit ring 31 is smaller than the outer diameter of the pressure plate 12, and the limit ring 31 and the pressure plate 12 can be abutted; a bolt rod 42 is arranged at the lower part of the buffer sleeve 3, the buffer sleeve 3 is in threaded connection with the bolt rod 42, a threaded hole 33 is formed in the lower wall of the buffer sleeve 3, the upper end of the bolt rod 42 extends into the buffer sleeve 3 from the threaded hole 33 and the end part, located in the buffer sleeve 3, of the bolt rod 42 is fixedly connected with a bearing tray 41, a nut 43 is in threaded connection with the outer part, located below the buffer sleeve 3, of the bolt rod 42, the nut 43 can lock and limit the buffer sleeve 3, the degree of the bolt rod 42 extending into the buffer sleeve 3 can be changed by adjusting the upper position and the lower position of the nut 43, the retraction degree of the pressure spring 32 can be limited, and the buffering distance of the pressure plate 12 to the; the edge of the upper surface of the supporting tray 41 is arranged to be in a step shape, a pressure spring 32 is placed in a cavity formed by the pressure plate 12, the buffer sleeve 3 and the supporting tray 41, the pressure plate 12 and the supporting tray 41 are respectively abutted against two ends of the pressure spring 32, the pressure spring 32 enables the pressure plate 12 to be in an abutting state with the limiting ring 31, and the position of the pressure spring 32 can be limited by the step-shaped edges of the pressure plate 12 and the supporting tray 41.
Referring to fig. 1 and 2, a three-way pipe 6 is arranged at the lower part of a supporting platform 21, an upper end barrel of the three-way pipe 6 is connected with the supporting platform 21 through a hoop, a discharge nozzle 5 is arranged at a lower end barrel of the three-way pipe 6, a clamping hopper 52 is fixedly connected at the upper end of the discharge nozzle 5, the three-way pipe 6 is connected with the clamping hopper 52 through the hoop, a side end barrel of the three-way pipe 6 is connected with a feeding device 7 through the hoop, and the clamping hopper 52 is arranged to enable materials to flow into the discharge nozzle 5 more smoothly; through hole 211 has been seted up at the middle part of cushion cap 21, cushion cap 21 surface fixed connection on the upper portion of through hole 211 has a hexagonal hole sleeve 23, the lower extreme fixedly connected with valve rod 4 of bolt pole 42, valve rod 4 is controlled by upper portion piston rod 11, carry out position lift and descend, hexagonal hole sleeve 23 is passed to valve rod 4 lower extreme, through hole 211 and three-way pipe 6 enter into ejection of compact mouth 5 inside, the position that valve rod 4 passed hexagonal hole sleeve 23 sets up to hexagonal prism form, can prevent valve rod 4 rotation when the hexagonal prism form position of valve rod 4 and hexagonal hole sleeve 23 peg graft.
Referring to fig. 2, a sealing ring 45 is fixedly connected to the lower end of the valve rod 4, an elastic protection layer is fixedly connected to the bottom of the sealing ring 45, a baffle ring 51 is fixedly connected to the lower end of the discharging nozzle 5, the inner diameter of the baffle ring 51 is smaller than the outer diameter of the sealing ring 45, and when the position of the valve rod 4 is lowered, the baffle ring 51 can be in sealing contact with the elastic protection layer 46.
The implementation principle of the embodiment is as follows: when the piston rod 11 of the cylinder 1 extends out, the pressure plate 12 on the lower portion of the piston rod 11 pushes the pressure spring 32 downwards, the pressure spring 32 gives a pressure to the bearing tray 41, the pushing bolt rod 42 drives the buffer sleeve 3 and the valve rod 4 to descend until the elastic protection layer 46 at the bottom of the sealing ring 45 is abutted to the blocking ring 51 and sealed, at the moment, the impact force of the sealing ring 45 to the blocking ring 51 is only equivalent to the impact force of the pressure spring 32 to the valve rod 4, part of the impact force of the piston rod 11 to the valve rod 4 is discharged by the pressure spring 32, the impact force of the valve rod 4 to the discharging nozzle 5 is reduced, and the service life of the device is.
When the piston rod 11 of the cylinder 1 contracts, the piston rod 11 drives the pressure plate 12 to lift, at the moment, the pressure spring 32 extends, the pressure plate 12 is abutted against the limit ring 31 and drives the buffer sleeve 3 to lift, at the moment, the sealing ring 45 is not abutted against the baffle ring 51 any more, the material flows into the discharge nozzle 5 from the feeding device 7 through the through hole of the side end barrel of the three-way pipe 6 and the clamping hopper 52, and finally the material flows out through the baffle ring 51.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a material protection device is annotated to flexibility, includes feed arrangement (7), cylinder (1), supporting device (2), three-way pipe (6) and ejection of compact mouth (5), and the cylinder fixed connection of cylinder (1) is on supporting device (2), and the connection can be dismantled with supporting device (2), feed arrangement (7) and ejection of compact mouth (5) respectively to the upper end section of thick bamboo, side end section of thick bamboo and the lower extreme section of thick bamboo of three-way pipe (6), its characterized in that: also comprises a buffer sleeve (3); the upper end of the buffer sleeve (3) is fixedly connected with a limiting ring (31), the lower end of a piston rod (11) of the air cylinder (1) extends into the buffer sleeve (3) from the hollow part of the limiting ring (31), the end part of the piston rod (11) positioned in the buffer sleeve (3) is fixedly connected with a pressure plate (12), the outer diameter of the pressure plate (12) is larger than the inner diameter of the limiting ring (31), the pressure plate and the limiting ring can be abutted against each other, and a pressure spring (32) is arranged in a cavity formed by the pressure plate (12) and the buffer sleeve (3); the lower part of the buffer sleeve (3) is in threaded connection with a valve rod (4), the central part of the bearing device (2) is hollow, and the lower end of the valve rod (4) penetrates through the bearing device (2) and extends into the inner part of the discharge nozzle (5) and the end part of the valve rod can be tightly abutted against the inner wall of the bottom of the discharge nozzle (5).
2. A flexible shot protector as claimed in claim 1, wherein: threaded hole (33) are seted up to cushion sleeve (3) lower wall, valve rod (4) upper portion fixedly connected with shank of bolt (42), shank of bolt (42) upper portion fixedly connected with holds tray (41), holds tray (41) upper surface and pressure disk (12) lower surface and contradicts with the both ends of pressure spring (32) respectively.
3. A flexible shot protector as claimed in claim 2, wherein: the lower surface of the pressure plate (12) and the upper surface of the support tray (41) are both stepped.
4. A flexible shot protector as claimed in claim 2, wherein: the part of the bolt rod (42) positioned outside the buffer sleeve (3) is connected with a nut (43) in a threaded manner.
5. A flexible shot protector as claimed in claim 1, wherein: the supporting device (2) comprises a supporting platform (21) and a supporting rod (22), the supporting rod (22) is used for being connected with the cylinder (1) and the supporting platform (21), the cylinder (1) and the supporting platform (21) are respectively fixedly connected with two ends of the supporting rod (22), and the bottom of the supporting platform (21) is connected with the upper end of the three-way pipe (6) through a clamping hoop.
6. A flexible shot protector as claimed in claim 5, wherein: the improved valve rod structure is characterized in that a through hole (211) is formed in the middle of the supporting platform (21), a hexagonal hole sleeve (23) is fixedly connected to the surface of the supporting platform (21) on the upper portion of the through hole (211), the outer surface of a position, penetrating through the hexagonal hole sleeve (23), of the valve rod (4) is hexagonal-prism-shaped, and the hexagonal-prism-shaped position of the valve rod (4) can be inserted into the hexagonal hole sleeve (23).
7. A flexible shot protector as claimed in claim 1, wherein: the upper part of the discharge nozzle (5) is fixedly connected with a clamping hopper (52), and the clamping hopper (52) is connected with the three-way pipe (6) by a clamp.
8. A flexible shot protector as claimed in claim 1, wherein: the bottom of the valve rod (4) is fixedly connected with a sealing ring (45), the discharge nozzle (5) is fixedly connected with a baffle ring (51), and the outer diameter of the sealing ring (45) is larger than the inner diameter of the baffle ring (51).
9. A flexible shot protector as claimed in claim 8, wherein: the lower surface of the sealing ring (45) is fixedly connected with an elastic protection layer (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921339900.3U CN210366946U (en) | 2019-08-16 | 2019-08-16 | Flexible material injection protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921339900.3U CN210366946U (en) | 2019-08-16 | 2019-08-16 | Flexible material injection protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210366946U true CN210366946U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921339900.3U Active CN210366946U (en) | 2019-08-16 | 2019-08-16 | Flexible material injection protection device |
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| Country | Link |
|---|---|
| CN (1) | CN210366946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113060355A (en) * | 2021-03-15 | 2021-07-02 | 珠海市维启自动化设备有限公司 | Powder filling nozzle, powder feeding device and system |
-
2019
- 2019-08-16 CN CN201921339900.3U patent/CN210366946U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113060355A (en) * | 2021-03-15 | 2021-07-02 | 珠海市维启自动化设备有限公司 | Powder filling nozzle, powder feeding device and system |
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