CN216800413U - Firing pin device for precise dispensing valve - Google Patents
Firing pin device for precise dispensing valve Download PDFInfo
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- CN216800413U CN216800413U CN202123331818.6U CN202123331818U CN216800413U CN 216800413 U CN216800413 U CN 216800413U CN 202123331818 U CN202123331818 U CN 202123331818U CN 216800413 U CN216800413 U CN 216800413U
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- firing pin
- sleeved
- dispensing valve
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Abstract
The utility model discloses a firing pin device for a precise dispensing valve, which relates to the field of dispensing valves and aims to solve the problems that the design airtightness of a piston plate is poor, so that the air pressure in a stroke mechanism is influenced, and the impact precision and force of the firing pin are reduced to a certain extent. The utility model can ensure the air tightness of the piston, avoid the air pressure in the stroke mechanism from being influenced, improve the impact precision of the firing pin, adjust the elastic coefficient of the spring, further adjust the impact force of the firing pin, avoid the impact force from being low and improve the practicability.
Description
Technical Field
The utility model relates to the technical field of dispensing valves, in particular to a striker device for a precise dispensing valve.
Background
The dispensing valve has pneumatic and electric two types, and is pneumatic: the dispensing valve is formed by connecting an air cylinder, a valve body and a material cylinder up and down, and the air cylinder and the valve body are separated by advanced sealing materials, so that the glue is prevented from invading the air cylinder. The material cylinder and the air cylinder are connected to the dispensing valve main body and ensure concentricity with the air cylinder. And the solenoid valve pneumatic cylinder moves to drive the central rod to move up and down, and the up-and-down movement of the central rod is utilized to achieve the opening and closing effects on the glue. According to different ways of turning on and off, the method is divided into: a plunger type glue dispensing valve, a thimble type glue dispensing valve, a lifting type glue dispensing valve, a spraying glue dispensing valve and a spraying glue dispensing valve; the switch mode is different, and the fluid that is suitable for is also different, and the resorption formula point gum valve adopts the upward movement to close glued structure, makes to stop gluey suck-back disconnected glue in the twinkling of an eye simultaneously, reduces the cull on the surplus syringe needle, makes the point glue not produce phenomenons such as weeping, wire drawing, and the glue valve body is through aluminum alloy anodic oxidation treatment, and sealing material adopts the latest tetrafluoro material, and the contact colloid part is corrosion-resistant material, and is electronic: the pump comprises a pump body and a driving part, is simple to install along with a stator, adopts the structural design of a stator and a rotor, has good sealing performance, and is easy to replace because the rotor and the stator form a self-sealing structure. The medium conveying function is realized through the directional rotation effect of the rotor in the stator cavity, the medium performance is not influenced in the conveying process, meanwhile, the medium suck-back function can be easily realized through the reversal of the motor, and the cleanness, no dripping and no pollution of the medium and the material are ensured.
The firing pin in the prior art is generally in motion connection with the upper stroke mechanism through the piston plate, and due to the fact that the piston plate is poor in air tightness in design, air pressure inside the stroke mechanism is further influenced, and the impact precision and force of the firing pin are reduced to a certain extent.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a striker device for a precise dispensing valve.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a firing pin device that valve was used is glued to accurate point, includes the firing pin, the piston has been cup jointed on the outer wall of firing pin middle part, it has the ring channel to open on the piston outer wall, and the embedded sealing washer that is equipped with of ring channel, all be equipped with sealing mechanism on piston top and the bottom outer wall, sealing mechanism locates the fixed plate on the firing pin outer wall including the first sealing ring of cover on the firing pin outer wall and cover, the extrusion ring has been cup jointed on the outer wall of firing pin upper portion, be equipped with an installation section of thick bamboo on the extrusion ring outer wall, cup jointed the spacing ring on the installation section of thick bamboo bottom inner wall, the welding has the top cap on the installation section of thick bamboo top outer wall, open the screw thread mouth on the center department outer wall at top of top cap, and be equipped with adjustment mechanism in the screw thread mouth, adjustment mechanism includes the screw rod of spiro union in the screw rod, connects the slide on the outer wall of screw rod bottom through the bearing, welds the first fixed block on one end outer wall of slide bottom, The spring sleeved in the mounting cylinder and the second fixed block welded on the outer wall of one end of the top of the extrusion ring.
Preferably, the outer wall of the fixing plate is provided with mounting holes distributed at equal intervals, the inner wall of each mounting hole is provided with a threaded hole, each threaded hole is internally screwed with an inner hexagonal bolt, the inner hexagonal bolts are tightly matched with the pistons, and one end of each inner hexagonal bolt is located in each mounting hole.
Preferably, the outer wall of the mounting cylinder is provided with an external thread, the mounting cylinder is in threaded connection with the inner wall of the dispensing valve, the outer diameter of the extrusion ring is matched with the inner diameter of the mounting cylinder, and the extrusion ring is slidably mounted in the mounting cylinder.
Preferably, the outer wall of the bottom of the top cover is fixedly connected with a second sealing ring, and the second sealing ring is sleeved on the outer wall of the mounting cylinder.
Preferably, the welding has the carousel on the outer wall of screw rod top, and the welding has the handle on the outer wall of carousel top, has cup jointed the rubber circle on the handle outer wall, it has the installing port to be less than to open on one side of the fixed block outer wall, and the spring top cup joints in the installing port, it has the mounting hole to open on one side of the second fixed block outer wall, and cup joints in the mounting hole spring bottom.
Preferably, the bottom of the top cover is positioned on the outer wall in the mounting cylinder and is fixedly connected with a third sealing ring, and the third sealing ring is sleeved on the outer wall of the screw rod.
The utility model has the beneficial effects that:
1. sealing mechanisms are arranged at the top and the bottom of the piston, meanwhile, a sealing ring is arranged on the outer wall of the piston, the fixing plate, the first sealing ring and the piston are connected into a whole by using the hexagon socket head cap screw, and when the piston moves in a stroke, the air tightness of the piston can be ensured, the air pressure in the stroke mechanism is prevented from being influenced, and the impact precision of a firing pin is improved;
2. be provided with adjustment mechanism, rotate the screw rod, the screw rod rotates and drives the slide and remove, and the slide removes and drives first fixed block and remove, and then adjusting spring's coefficient of elasticity, and then the striking dynamics of adjusting the firing pin avoids the striking dynamics low, has improved the practicality.
Drawings
Fig. 1 is a schematic front view of a striker device for a precision dispensing valve according to the present invention;
fig. 2 is a schematic cross-sectional structure view of a piston and a sealing mechanism of a striker device for a precision dispensing valve according to the present invention;
fig. 3 is a schematic structural diagram of an adjusting mechanism of a striker device for a precision dispensing valve according to the present invention.
In the figure: the sealing device comprises a striker 1, a piston 2, a sealing ring 3, a sealing mechanism 4, a first sealing ring 401, a fixing plate 402, a squeezing ring 5, an installation cylinder 6, a limiting ring 7, a top cover 8, a second sealing ring 9, an adjusting mechanism 10, a screw 1001, a sliding plate 1002, a first fixing block 1003, a spring 1004, a second fixing block 1005 and a third sealing ring 11.
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.
Furthermore, the outer wall of the fixing plate 402 is provided with mounting holes distributed at equal intervals, the inner wall of each mounting hole is provided with a threaded hole, an inner hexagon bolt is screwed in each threaded hole, the inner hexagon bolt is tightly matched with the piston 2, and one end of each inner hexagon bolt is located in each mounting hole.
The air tightness of the piston can be guaranteed, the air pressure inside the stroke mechanism is prevented from being influenced, and the accuracy of striker impact is improved.
Further, an external thread is formed on the outer wall of the installation cylinder 6, the installation cylinder 6 is in threaded connection with the inner wall of the dispensing valve, the outer diameter of the extrusion ring 5 is matched with the inner diameter of the installation cylinder 6, the extrusion ring 5 is slidably installed in the installation cylinder 6, the second sealing ring 9 is fixedly connected to the outer wall of the bottom of the top cover 8, the second sealing ring 9 is sleeved on the outer wall of the installation cylinder 6, a rotary disc is welded to the outer wall of the top end of the screw rod 1001, a handle is welded to the outer wall of the top of the rotary disc, a rubber ring is sleeved on the outer wall of the handle, a mounting opening is formed in the outer wall of one side lower than the fixed block 1003, the top end of the spring 1004 is sleeved in the mounting opening, a mounting hole is formed in the outer wall of one side of the second fixed block 1005, the bottom end of the spring 1004 is sleeved in the mounting hole, the bottom end of the top cover 8 is fixedly connected to the third sealing ring 11 on the outer wall of the installation cylinder 6, and the third sealing ring is sleeved on the outer wall of the screw rod 1001.
Can adjust spring's coefficient of elasticity, and then adjust the striking dynamics of firing pin, avoid the striking dynamics low, improve the practicality.
The working principle is as follows: the 6 spiro couplings of a section of thick bamboo will be installed on the dispensing valve, and piston 2 can guarantee piston 2's gas tightness when carrying out the stroke and remove, avoids the inside atmospheric pressure of stroke mechanism to receive the influence, rotates screw rod 1001, and screw rod 1001 rotates and drives slide 1002 and remove, and slide 1002 removes and drives first fixed block 1003 and remove, and then adjusting spring 1004's coefficient of elasticity, and then adjusts the striking dynamics of firing pin 1.
The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention, and the contents of the changes still fall within the scope of the present invention.
Claims (6)
1. The firing pin device for the precise dispensing valve comprises a firing pin (1) and is characterized in that a piston (2) is sleeved on the outer wall of the middle of the firing pin (1), an annular groove is formed in the outer wall of the piston (2), a sealing ring (3) is embedded in the annular groove, sealing mechanisms (4) are arranged on the outer walls of the top and the bottom of the piston (2), each sealing mechanism (4) comprises a first sealing ring (401) sleeved on the outer wall of the firing pin (1) and a fixing plate (402) sleeved on the outer wall of the firing pin (1), an extrusion ring (5) is sleeved on the outer wall of the upper portion of the firing pin (1), an installation cylinder (6) is arranged on the outer wall of the extrusion ring (5), a limiting ring (7) is sleeved on the inner wall of the bottom of the installation cylinder (6), a top cover (8) is welded on the outer wall of the top of the installation cylinder (6), and a threaded opening is formed in the outer wall of the center of the top cover (8), and be equipped with adjustment mechanism (10) in the screw thread mouth, adjustment mechanism (10) including spiro union in screw rod (1001) of screw rod (1001), connect slide (1002) on the outer wall of screw rod (1001) bottom through the bearing, weld first fixed block (1003) on the outer wall of slide (1002) bottom one end, cover spring (1004) of locating in installation section of thick bamboo (6) and weld second fixed block (1005) on the outer wall of extrusion ring (5) top one end.
2. The firing pin device for the precise dispensing valve as claimed in claim 1, wherein the outer wall of the fixing plate (402) is provided with mounting openings distributed equidistantly, the inner wall of the mounting openings is provided with threaded holes, the threaded holes are internally threaded with socket head cap screws, the socket head cap screws form a fastening fit with the piston (2), and one end of the socket head cap screws are located in the mounting openings.
3. The firing pin device for the precise dispensing valve as claimed in claim 1, wherein an external thread is formed on an outer wall of the mounting cylinder (6), the mounting cylinder (6) is screwed on an inner wall of the dispensing valve, an outer diameter of the extrusion ring (5) is matched with an inner diameter of the mounting cylinder (6), and the extrusion ring (5) is slidably mounted in the mounting cylinder (6).
4. The striker device for the precise dispensing valve according to claim 1, wherein a second sealing ring (9) is fixedly connected to an outer wall of the bottom of the top cover (8), and the second sealing ring (9) is sleeved on an outer wall of the mounting cylinder (6).
5. The firing pin device for the precise dispensing valve as claimed in claim 1, wherein a rotary table is welded to an outer wall of a top end of the screw (1001), a handle is welded to an outer wall of a top portion of the rotary table, a rubber ring is sleeved on an outer wall of the handle, a mounting opening is formed in an outer wall of one side of the first fixing block (1003), a top end of the spring (1004) is sleeved in the mounting opening, a mounting hole is formed in an outer wall of one side of the second fixing block (1005), and a bottom end of the spring (1004) is sleeved in the mounting hole.
6. The striker device for the precise dispensing valve according to claim 1, wherein a third sealing ring (11) is fixedly connected to an outer wall of the bottom of the top cover (8) located inside the mounting cylinder (6), and the third sealing ring (11) is sleeved on an outer wall of the screw rod (1001).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123331818.6U CN216800413U (en) | 2021-12-28 | 2021-12-28 | Firing pin device for precise dispensing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123331818.6U CN216800413U (en) | 2021-12-28 | 2021-12-28 | Firing pin device for precise dispensing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216800413U true CN216800413U (en) | 2022-06-24 |
Family
ID=82055910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123331818.6U Active CN216800413U (en) | 2021-12-28 | 2021-12-28 | Firing pin device for precise dispensing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216800413U (en) |
-
2021
- 2021-12-28 CN CN202123331818.6U patent/CN216800413U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610000 North Area of Chengdu Modern Industrial Port, Pidu District, Chengdu City, Sichuan Province, 269 Gangbei Third Road Patentee after: Chengdu Sanjian Technology Co.,Ltd. Address before: 610000 North Area of Chengdu Modern Industrial Port, Pidu District, Chengdu City, Sichuan Province, 269 Gangbei Third Road Patentee before: Chengdu Shanjian New Material Co.,Ltd. |