CN216961447U

CN216961447U - A twin-screw bulking machine for pet feed processing

Info

Publication number: CN216961447U
Application number: CN202220418022.XU
Authority: CN
Inventors: 王蒙; 刘树建; 张龙
Original assignee: Jinan Datong Mechanical Equipment Co ltd
Current assignee: Jinan Datong Mechanical Equipment Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-07-15
Anticipated expiration: 2032-02-28

Abstract

The utility model relates to the technical field of puffing equipment, in particular to a double-screw puffing machine for processing pet feed. Its technical scheme includes outer barrel, an extrusion section of thick bamboo and drive box, the outside opening part joint of drive box is fixed with the apron, the inside bottom of drive box is rotated through the pivot and is installed the driving tooth, the inside upside both ends of drive box are all rotated through the pivot and are installed supplementary tooth, the inboard upper end at the drive box is fixed to outer barrel, the extrusion section of thick bamboo is fixed in the inside of outer barrel, and the inside of the inner through connection drive box of extrusion section of thick bamboo, the side all is fixed with the backing plate about the one end that the extrusion section of thick bamboo is located outer barrel inside, and the outside winding of two backing plates has the heating collar, the one end of the internal connection of extrusion section of thick bamboo and drive box runs through and installs the forcing pipe, and the outer barrel is run through to the outer end of forcing pipe. The utility model has the advantages of strong protection, improved use safety, convenient assembly and disassembly and convenient maintenance.

Description

A twin-screw bulking machine for pet feed processing

Technical Field

The utility model relates to the technical field of puffing equipment, in particular to a double-screw puffing machine for processing pet feed.

Background

The double-screw extrusion puffing machine is one of multi-screw extrusion puffing machines, is developed on the basis of a single-screw extrusion puffing machine, and is called a double-screw extrusion puffing machine because two screws are arranged in a machine barrel of the double-screw extrusion puffing machine side by side. The screw rod can be divided into a meshing type and a non-meshing type according to the relative position of the screw rod, and the meshing type can be divided into a partial meshing type and a full meshing type; the screw can be divided into two types of rotation in the same direction and rotation in the opposite direction according to the rotation direction of the screw, and the rotation in the opposite direction can be divided into inward rotation and outward rotation. The co-rotating twin screw has different pressure zones, and the material is rotated in the sleeve to produce high pressure zone and low pressure zone.

The existing double-screw extrusion bulking machine mostly adopts a single-cylinder design in the using process, does not have an effective external protection structure, needs to heat the interior of a cylinder, and is exposed and easy to damage; and current bulking machine drive structure installation is inconvenient, and the maintenance operation in later stage is comparatively loaded down with trivial details, and the practicality is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-screw extruder for processing pet feed, which has the advantages of strong protection, improved use safety, convenient assembly and disassembly and convenient maintenance, and solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a double-screw extruder for processing pet feed, which comprises an outer cylinder body, an extrusion cylinder and a driving box, a cover plate is clamped and fixed at an opening at the outer side of the driving box, the bottom end inside the driving box is rotatably provided with driving teeth through a rotating shaft, the two ends of the upper side of the interior of the driving box are respectively provided with an auxiliary tooth through a rotating shaft in a rotating way, the outer cylinder body is fixed at the upper end of the interior of the driving box, the extruding cylinder is fixed in the interior of the outer cylinder body, the inner end of the extrusion cylinder is connected with the interior of the driving box in a penetrating way, the upper side and the lower side of one end of the extrusion cylinder, which is positioned in the interior of the outer cylinder body, are both fixed with backing plates, and the outer sides of the two backing plates are wound with heating rings, one end of the extrusion cylinder connected with the interior of the driving box is provided with a pressure pipe in a penetrating way, and the outer end of forcing pipe runs through outer barrel, the inner upside of outer barrel runs through and installs the inlet pipe, and the inner upside that the extrusion cylinder was connected to the inlet pipe.

Preferably, the outer side of the cover plate is provided with the lock catches in an annular array, the opening of the driving box is provided with a lock groove, and the lock catches are clamped inside the lock groove. The cover plate is connected with the driving box through the clamping of the lock catch and the lock groove.

Preferably, the lower side of the cover plate is rotatably provided with a coupling sleeve through a bearing, the inner end of the coupling sleeve is in butt joint with the rotating shaft of the driving teeth, the upper end of the inner side of the cover plate is provided with a shaft sleeve, and the shaft sleeve is in butt joint with the rotating shaft of the auxiliary teeth. The linkage of the driving gear rotating shaft and external driving equipment is realized through the coupling sleeve, and the shaft sleeve on the inner side of the cover plate improves the rotation stability of the auxiliary gear.

Preferably, the inside both sides of extruding cylinder are all rotated and are installed the extrusion pole, and extrude the pivot of pole and be connected with the pivot of the supplementary tooth that corresponds, the outer end of extruding cylinder runs through the outer end of outer barrel. The auxiliary teeth drive the extrusion rod to rotate, and the outer end of the extrusion cylinder is provided with a discharge hole to realize blanking.

Preferably, the one end both sides that the section of thick bamboo deviates from the inlet pipe all are fixed with the conducting strip, and the conducting strip comprises the copper product, the conducting strip laminates with the inboard of heating ring mutually. The radiating absorption efficiency of heating ring is improved through the conducting strip, and the dismantlement change can be realized when improving the heat conductivility.

Compared with the prior art, the utility model has the following beneficial effects: the external power supply supplies power, an operator starts the device through external control equipment, raw materials are guided into the extrusion barrel through the inlet pipe, pressure supply equipment connected with the outer end of the pressure pipe is started to strengthen the internal pressure of the extrusion barrel, the heating ring is started to heat the heat conducting sheet, the heat conducting sheet transfers heat to the interior of the extrusion barrel to realize raw material heating, a motor inserted and connected with the outer end of the coupling sleeve is started, a motor output shaft drives the coupling sleeve to rotate, the coupling sleeve drives the driving teeth to rotate, the driving teeth are meshed to drive the two auxiliary teeth to rotate, the rotating shaft of the auxiliary teeth drives the corresponding extrusion rod to rotate, blades on the extrusion rod stir the raw materials to realize puffing processing, the raw materials are extruded out of the outer end of the extrusion barrel through the extrusion rod, when maintenance is carried out, the lock catch on the outer side of the cover plate is opened, the cover plate is separated from the opening of the driving box, the coupling sleeve is separated from the rotating shaft of the inserted and connected driving teeth, and simultaneously, the rotating shaft of the auxiliary teeth is separated from the shaft sleeve on the inner side of the cover plate, this device simple structure, it is easy and simple to handle, through convenient to detach's design, make things convenient for the maintenance in later stage to maintain, the protection of heating and pressurization structure is realized to outer barrel simultaneously, improves the safety in utilization.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic structural diagram of the driving box of the present invention.

In the figure: 1. a cover plate; 2. auxiliary teeth; 3. a coupling sleeve; 4. a drive tooth; 5. an extrusion stem; 6. a heat conductive sheet; 7. heating a ring; 8. an outer cylinder; 9. a base plate; 10. a feed pipe; 11. a pressurizing pipe; 12. an extrusion cylinder; 13. a drive cartridge; 14. and (5) locking.

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.

Example one

Referring to fig. 1 to 3, the present invention provides an embodiment: a double-screw bulking machine for processing pet feed comprises an outer barrel body 8, an extrusion barrel 12 and a driving box 13, wherein a cover plate 1 is fixed at an outer opening of the driving box 13 in a clamping manner, lock catches 14 are distributed on the outer annular array of the cover plate 1, a lock groove is formed in the opening of the driving box 13, the lock catches 14 are clamped in the lock groove, the cover plate 1 is connected with the driving box 13 through the clamping of the lock catches 14 and the lock groove, driving teeth 4 are rotatably arranged at the inner bottom end of the driving box 13 through a rotating shaft, auxiliary teeth 2 are rotatably arranged at both ends of the upper side of the inner part of the driving box 13 through a rotating shaft, a coupling sleeve 3 is rotatably arranged at the lower side of the cover plate 1 through a bearing, the inner end of the coupling sleeve 3 is in butt joint with the rotating shaft of the driving teeth 4, a shaft sleeve is arranged at the upper end of the inner side of the cover plate 1 and is in butt joint with the rotating shaft of the auxiliary teeth 2, and the linkage of the rotating shaft of the driving teeth 4 and an external driving device is realized through the coupling sleeve 3, the inboard axle sleeve of apron 1 improves supplementary tooth 2 rotational stability, and outer barrel 8 is fixed in the inboard upper end of drive box 13, and extrusion cylinder 12 is fixed in the inside of outer barrel 8, and the inside of extrusion cylinder 12 run through connection drive box 13's inside.

Example two

Referring to fig. 1 to 3, the present invention provides an embodiment: a double-screw bulking machine for processing pet feed comprises an outer cylinder body 8 and an extrusion cylinder 12, wherein backing plates 9 are fixed on the upper side and the lower side of one end of the extrusion cylinder 12, which is positioned in the outer cylinder body 8, on the upper side and the lower side of the inner end of the outer cylinder body 8, heating rings 7 are wound on the outer sides of the two backing plates 9, a pressure pipe 11 is arranged at one end of the extrusion cylinder 12, which is connected with a driving box 13, in a penetrating manner, the outer end of the pressure pipe 11 penetrates through the outer cylinder body 8, a feeding pipe 10 is arranged on the upper side of the inner end of the outer cylinder body 8, the feeding pipe 10 is connected with the upper side of the inner end of the extrusion cylinder 12, extrusion rods 5 are arranged on the two sides of the inner part of the extrusion cylinder 12 in a rotating manner, rotating shafts of the extrusion rods 5 are connected with corresponding rotating shafts of auxiliary teeth 2, the outer end of the extrusion cylinder 12 penetrates through the outer end of the outer cylinder body 8, the outer end of the extrusion cylinder 12 is provided with a discharge port for realizing feeding, heat conducting fins 6 are fixed on the two sides of the end of the extrusion cylinder 12, which is far away from the feeding pipe 10, and conducting strip 6 comprises the copper material, and conducting strip 6 laminates with the inboard of heating circle 7 mutually, improves the radiating absorption efficiency of heating circle 7 through conducting strip 6, when improving the heat conductivility, can realize dismantling the change.

The working principle is as follows: in the working process of the utility model, an external power supply supplies power, an operator starts the device through an external control device, raw materials are introduced into an extrusion cylinder 12 through a feeding pipe 10, a pressure supply device connected with the outer end of a pressurizing pipe 11 is started to enhance the internal pressure of the extrusion cylinder 12, a heating ring 7 is started to heat a heat conducting sheet 6, the heat conducting sheet 6 transmits heat to the interior of the extrusion cylinder 12 to realize the heating of the raw materials, a motor inserted in the outer end of a coupling sleeve 3 is started, an output shaft of the motor drives the coupling sleeve 3 to rotate, the coupling sleeve 3 drives a driving tooth 4 to rotate, the driving tooth 4 is meshed with two auxiliary teeth 2 to rotate, a rotating shaft of each auxiliary tooth 2 drives a corresponding extrusion rod 5 to rotate, blades on the extrusion rod 5 stir the raw materials to realize puffing processing, then the raw materials are extruded from the outer end of the extrusion cylinder 12 through the extrusion rod 5, when maintenance is carried out, a lock 14 on the outer side of a cover plate 1 is opened to separate the cover plate 1 from an opening of a driving box 13, the coupling sleeve 3 is separated from the rotating shaft of the inserted driving gear 4, and meanwhile, the rotating shaft of the auxiliary gear 2 is separated from the shaft sleeve on the inner side of the cover plate 1. The above is the working principle of the present invention.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. The utility model provides a twin-screw bulking machine for pet feed processing, includes outer barrel (8), extrudes a section of thick bamboo (12) and drive box (13), its characterized in that: the outer side opening part joint of drive box (13) is fixed with apron (1), drive tooth (4) are installed through the pivot rotation to the inside bottom of drive box (13), the inside upside both ends of drive box (13) all rotate through the pivot and install supplementary tooth (2), outer barrel (8) are fixed in the inboard upper end of drive box (13), it fixes in the inside of outer barrel (8) to extrude a section of thick bamboo (12), and the inner through connection of extruding a section of thick bamboo (12) drives the inside of box (13), it all is fixed with backing plate (9) to extrude a section of thick bamboo (12) to lie in the upper and lower side of the inside one end of outer barrel (8), and the outside winding of two backing plates (9) has heating collar (7), it runs through with the one end of drive box (13) internal connection and installs pressure tube (11) to extrude a section of thick bamboo (12), and the outer end of pressure tube (11) runs through outer barrel (8), the inner upside of outer barrel (8) runs through and installs inlet pipe (10), and the inner upside of extruding cylinder (12) is connected in inlet pipe (10).

2. The twin screw extruder for pet food processing of claim 1, wherein: the outer side of the cover plate (1) is annularly distributed with lock catches (14), the opening of the drive box (13) is provided with a lock groove, and the lock catches (14) are clamped inside the lock groove.

3. The twin screw extruder for pet food processing of claim 1, wherein: the lower side of the cover plate (1) is rotatably provided with a coupling sleeve (3) through a bearing, the inner end of the coupling sleeve (3) is in butt joint with a rotating shaft of the driving teeth (4), the upper end of the inner side of the cover plate (1) is provided with a shaft sleeve, and the shaft sleeve is in butt joint with the rotating shaft of the auxiliary teeth (2).

4. The twin screw extruder for pet food processing of claim 1, wherein: the inside both sides of extruding cylinder (12) all rotate and install extrusion pole (5), and the pivot of extrusion pole (5) is connected with the pivot of the supplementary tooth (2) that corresponds, the outer end of extruding cylinder (12) runs through the outer end of outer barrel (8).

5. The twin screw extruder for pet food processing of claim 1, wherein: extrude a section of thick bamboo (12) and deviate from one end both sides of inlet pipe (10) and all be fixed with conducting strip (6), and conducting strip (6) comprise the copper product, the inboard laminating mutually of conducting strip (6) and heating collar (7).