CN217270762U - Pump shaft device - Google Patents

Abstract

The utility model discloses a pump shaft device is applied to in piston pump melten gel machine equipment, pump shaft device installs on the piston pump device, the pump shaft device includes pump shaft, quill, sleeve locking device, pump shaft one end pass through sleeve locking device with the quill is connected, the pump shaft other end passes through screw and piston fixed connection, the utility model discloses beneficial effect: the cylindrical block at the top of the sleeve shaft in the pump shaft device is inserted into the groove at the lower part of the pump shaft, and the pump shaft device is simple in structure, simple to operate, convenient to disassemble, light in weight, small in size, precise in assembly and convenient to maintain.

Description

Pump shaft device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a melten gel machine technical field especially relates to a be applied to pump shaft device in piston pump melten gel machine equipment.

[ background of the invention ]

The hot melt adhesive machine is widely used in non-woven fabric operating gown, furniture sponge industry, auto-parts industry, carton sealing, carton packing, relevant industries such as the supporting use of equipment for packing, spout the glue with being used as the hot melt adhesive, the frictioning, the rubber coating, the automation application equipment of injecting glue, some hot melt adhesive machine equipment is heavier, and is bulky, be not convenient for remove, some hot melt adhesive machine equipment assembly is inaccurate, adopt split type structure, split type frame construction is when assembling, the outward appearance links up imprecisely, be not convenient for maintenance and maintenance, the pump shaft device in present market is integrated into one piece, it is inconvenient to use, can not change at any time.

[ Utility model ] content

The utility model discloses its purpose solves above-mentioned technical problem and provides a be applied to pump shaft device in piston pump melten gel machine equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pump shaft device is applied to in piston pump melten gel machine equipment, the pump shaft device is installed on the piston pump device, the pump shaft device includes pump shaft, quill, sleeve locking device, pump shaft one end pass through sleeve locking device with the quill is connected, the pump shaft other end passes through screw and piston fixed connection.

Furthermore, a round hole is formed in the top of the pump shaft, and a groove is formed in the lower portion of the pump shaft.

Furthermore, the top of the sleeve shaft is provided with a cylindrical block, the outer side wall of the cylindrical block is provided with internal threads, and the cylindrical block at the top of the sleeve shaft is inserted into a groove in the lower portion of the pump shaft.

Further, sleeve locking device includes sleeve locking lid, sleeve locking spring, sleeve locking gasket, sleeve locking jump ring, sleeve locking lid is installed on the sleeve base, sleeve locking spring one end supports sleeve locking lid, the sleeve locking spring other end supports the telescopic axle, sleeve locking lid with be equipped with sleeve locking gasket between the sleeve locking spring, it has sleeve locking jump ring to be equipped with the cover on the sleeve locking gasket, sleeve locking spring fixes on the sleeve locking jump ring, sleeve locking lid middle part is equipped with the round hole.

Further, the quill includes the middle ball of quill spring, quill top end cap, quill locking lid, quill one end is inserted in the sleeve lower part, quill spring one end supports the quill top, the quill spring other end supports the quill top end cap, the middle ball of quill is located the quill spring with between the quill top end cap, quill locking lid locking quill top end cap is fixed at the sleeve top.

Furthermore, a round hole is formed in the middle ball of the sleeve shaft.

Furthermore, one end of the sleeve shaft spring is provided with a cylinder, and the cylinder at one end of the sleeve shaft spring is inserted into the round hole in the middle ball of the sleeve shaft and is fixed on the sleeve shaft spring.

Furthermore, a sealing ring is arranged between the sleeve locking gasket and the sleeve locking clamp spring.

Further, the sleeve locking gasket is made of a sleeve Teflon gasket.

The utility model discloses following beneficial effect has:

(1) the cylindrical block at the top of the sleeve shaft in the pump shaft device is inserted into the groove at the lower part of the pump shaft, and the pump shaft device has the advantages of simple structure, simple operation, convenient disassembly, light weight, small volume, precise assembly and convenient maintenance;

(2) the pump shaft device drives the sleeve device to move upwards or downwards, and the hot melt adhesive in the melting cylinder is communicated with the piston pump device through the adhesive flow channel; thereby realizing the pressure adjustment in the glue supply process; the glue supply is stable and uniform, the reflux valve body is convenient to disassemble, assemble and clean, the operation is worry-saving, and the quality of the glue supply process is ensured.

[ description of the drawings ]

FIG. 1 is a schematic view of the pump shaft assembly of the present invention;

FIG. 2 is a schematic view of the explosion structure of the pump shaft assembly of the present invention;

illustration of the drawings: 1. a pump shaft; 11. a circular hole; 12. a groove; 2. a quill; 21. a cylindrical block; 22. a quill spring; 220. a cylinder; 23. a plug is arranged on the sleeve shaft; 24. a quill locking cap; 25. a quill mid-ball; 250. a circular hole; 3. a sleeve locking device; 31. a sleeve locking cover; 32. a sleeve locking spring; 33. a sleeve locking washer; 34. the sleeve locks the clamp spring; 35. a seal ring; 4. a piston; 5. and (4) screws.

[ detailed description ] embodiments

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1-2, the utility model provides a pump shaft device is applied to in piston pump melten gel machine equipment, the pump shaft device is installed on the piston pump device, the pump shaft device includes pump shaft 1, quill 2, sleeve locking device 3, 1 one end of pump shaft pass through sleeve locking device 3 with quill 2 is connected, the pump shaft other end passes through screw and piston fixed connection.

Preferably, a circular hole 11 is formed in the top of the pump shaft 1, and a groove 12 is formed in the lower portion of the pump shaft 1.

Preferably, the top of the sleeve shaft 2 is provided with a cylindrical block 21, the outer side wall of the cylindrical block 21 is provided with internal threads, and the cylindrical block 21 at the top of the sleeve shaft 2 is inserted into the groove 12 at the lower part of the pump shaft 1.

Preferably, sleeve locking device 3 includes sleeve locking lid 31, sleeve locking spring 32, sleeve locking gasket 33, sleeve locking jump ring 34, sleeve locking lid 31 is installed on the sleeve base, sleeve locking spring 32 one end supports sleeve locking lid 31, the sleeve locking spring 32 other end supports quill 2, sleeve locking lid 31 with be equipped with sleeve locking gasket 33 between the sleeve locking spring 32, it has sleeve locking jump ring 34 to be equipped with the cover on the sleeve locking gasket 33, sleeve locking spring 34 is fixed on the sleeve locking jump ring 32, sleeve locking lid 31 middle part is equipped with the round hole.

Preferably, quill 2 includes quill spring 22, quill goes up end cap 23, quill locking lid 24, quill middle ball 25, 2 one end of quill are inserted in the sleeve lower part, quill spring 22 one end is supported 2 tops of quill, the quill spring 22 other end supports quill and goes up end cap 23, quill middle ball 25 is located quill spring 22 with between the quill goes up end cap 23, quill locking lid 24 locking quill goes up end cap 23 and fixes the sleeve top.

Preferably, the quill intermediate ball 25 is provided with a circular bore 250.

Preferably, the quill spring 22 is provided with a cylinder 220 at one end, and the cylinder 220 at one end of the quill spring 22 is inserted into a circular hole 250 in the quill intermediate ball 25 and fixed to the quill spring 22.

Preferably, a sealing ring 35 is arranged between the sleeve locking gasket 33 and the sleeve locking snap spring 34.

Preferably, the sleeve locking washer 33 is made of a sleeve teflon washer.

In summary, the utility model provides a pump shaft device applied in the piston pump glue melting machine equipment, which drives the sleeve device to move upwards or downwards through the pump shaft device, and leads the hot melt adhesive in the melting cylinder to be communicated with the piston pump device through the adhesive flow channel; thereby realizing the pressure regulation in the glue supply process; the glue supply is stable and uniform, the reflux valve body is convenient to disassemble, assemble and clean, the operation is worry-saving, and the quality of the glue supply process is ensured.

The technical principle of the present invention has been described above with reference to specific embodiments, which are merely preferred embodiments of the present invention. The utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongings the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. Those skilled in the art will appreciate that other embodiments of the invention can be devised which do not require inventive effort and which fall within the scope of the present invention.

Claims (9)

1. The utility model provides a pump shaft device, is applied to in piston pump melten gel machine equipment, pump shaft device installs on the piston pump device its characterized in that: the pump shaft device comprises a pump shaft, a sleeve shaft and a sleeve locking device, one end of the pump shaft is connected with the sleeve shaft through the sleeve locking device, and the other end of the pump shaft is fixedly connected with the piston through a screw.

2. The pump shaft assembly of claim 1, wherein: the pump shaft top is equipped with the round hole, the pump shaft lower part is equipped with the recess.

3. The pump shaft assembly of claim 1, wherein: the sleeve shaft is characterized in that a cylindrical block is arranged at the top of the sleeve shaft, an internal thread is arranged on the outer side wall of the cylindrical block, and the cylindrical block at the top of the sleeve shaft is inserted into a groove in the lower portion of the pump shaft.

4. The pump shaft arrangement of claim 1, wherein: the sleeve locking device comprises a sleeve locking cover, a sleeve locking spring, a sleeve locking gasket and a sleeve locking snap spring, wherein the sleeve locking cover is installed on the sleeve base, one end of the sleeve locking spring abuts against the sleeve locking cover, the other end of the sleeve locking spring abuts against the sleeve shaft, the sleeve locking cover and the sleeve locking spring are provided with the sleeve locking gasket, the sleeve locking snap spring is sleeved on the sleeve locking gasket, the sleeve locking spring is fixed on the sleeve locking snap spring, and a round hole is formed in the middle of the sleeve locking cover.

5. The pump shaft assembly of claim 1, wherein: the quill includes ball in the middle of quill spring, the last end cap of quill, quill locking lid, the quill, quill one end is inserted in the sleeve lower part, quill spring one end supports the quill top, the quill spring other end supports the last end cap of quill, ball is located in the middle of the quill the spring with between the last end cap of quill, quill locking lid locking quill end cap is and fixes at the sleeve top.

6. The pump shaft arrangement of claim 5, wherein: and a round hole is arranged on the middle ball of the sleeve shaft.

7. The pump shaft assembly of claim 6, wherein: one end of the sleeve shaft spring is provided with a cylinder, and the cylinder at one end of the sleeve shaft spring is inserted into a round hole in the middle ball of the sleeve shaft and is fixed on the sleeve shaft spring.

8. The pump shaft arrangement of claim 4, wherein: and a sealing ring is arranged between the sleeve locking gasket and the sleeve locking clamp spring.

9. The pump shaft arrangement of claim 4, wherein: the sleeve locking gasket is made of a sleeve Teflon gasket.

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