CN219062253U

CN219062253U - Coupling structure and extrusion equipment

Info

Publication number: CN219062253U
Application number: CN202223593600.2U
Authority: CN
Inventors: 陈超
Original assignee: Changzhou Huacai New Energy Technology Co ltd
Current assignee: Changzhou Huacai New Energy Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-23
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a coupling structure, which comprises: the extrusion device comprises a shell and a connecting plate, wherein the shell is connected to a speed reducer of the extrusion device, a fixing part is arranged at the end part of the shell, far away from the speed reducer, of the shell, a groove is formed in the end face of the fixing part, facing an extrusion cavity of the extrusion device, the connecting plate is inserted into the groove, the connecting plate is an anti-corrosion piece, and a through hole for a screw rod component in the extrusion device to pass through is formed in the connecting plate; the extrusion cavity comprises a shell covered on the outer side of the screw assembly, the shell is connected with the fixing portion, the shell is tightly pressed on the connecting plate, and a gap is reserved between the end face of the shell, which faces the fixing portion, and the corresponding surface of the fixing portion. The coupling structure is arranged towards the connecting plate made of anti-corrosion materials on one side of the extrusion cavity, anti-corrosion performance can be improved, the shell can be made of cast iron materials with low cost, so that the aim of reducing cost is fulfilled, when the shell compresses the connecting plate, a gap is reserved between the shell and the shell, the connecting plate is in a tight fit state with the front compression surface and the back compression surface, and slurry cannot leak.

Description

Coupling structure and extrusion equipment

Technical Field

The utility model relates to the technical field of lithium battery processing equipment, in particular to a coupling structure and extrusion equipment.

Background

By introducing continuous homogenizing equipment and technology of the double-screw extruder, the production efficiency of the lithium battery cell can be greatly improved, and the equipment investment and the production operation cost can be greatly reduced on the premise of not changing the occupied area of the complete equipment. By matching with the on-line viscosity detection device and the control method, the lithium battery anode slurry and the lithium battery cathode slurry can be continuously produced and simultaneously ensure the stability of the product quality. The lithium plasma is a corrosive material, the connecting shaft connected with the extrusion cavity is easy to corrode after contacting with the slurry for a long time, and if the connecting shaft is made of the corrosion-resistant material, the whole equipment cost is too high.

Disclosure of Invention

The embodiment of the application is used for reducing the cost on the premise of ensuring the corrosion resistance of the connecting shaft part by providing the coupling structure and the extrusion equipment.

A first aspect of the present application provides a coupling structure for connecting a preset screw assembly and controlling a drive assembly of the screw assembly, comprising:

the end part of the shell, which is far away from the driving assembly, is provided with a fixing part, and the end surface of the fixing part, which faces the extrusion cavity of the extrusion equipment, is provided with a groove;

the connecting plate is inserted in the groove and is an anti-corrosion piece, a through hole for the screw rod assembly to pass through is formed in the connecting plate, and the screw rod assembly is connected with the driving assembly through the through hole.

The beneficial effects of the above embodiment are that: the coupling structure is provided with the connecting plate made of anti-corrosion materials towards one side of the extrusion cavity, so that the anti-corrosion performance can be improved, the material of the shell is not limited, and the shell can be made of cast iron materials with low cost, so that the aim of reducing the cost is fulfilled.

Further: the screw assembly is arranged in the extrusion cavity, and the fixing part is detachably connected with the extrusion cavity.

Further: the extrusion cavity comprises a shell, and one end of the shell is detachably connected with the fixing part.

Further: the connection plate is configured to be pressed by the housing and the fixing portion.

Further: the fixing part and the shell are tensioned through bolts.

Further: and a gap is arranged between the part of the fixing part except the connecting plate and the extrusion cavity. The beneficial effects of this step are: when the casing compresses tightly the connecting plate, still have the clearance between casing and the shell for connecting plate and two compression surfaces are closely laminating state around, do not have the clearance to exist promptly, and thick liquids can not the connecting plate department leak to shell other places, thereby improved the anticorrosive performance of whole shaft coupling structure, the existence of clearance can realize only having a location benchmark between casing and the shell simultaneously, and can not take place the casing and accomplish with fixed part connection, and the connecting plate is not compressed tightly by the casing the condition.

Further: and one side of the connecting plate, which is close to the extrusion cavity, exceeds the groove and is pressed by the shell.

Further: the housing is configured to be made of a different material than the connection plate, which is configured to be made of a stainless steel material.

Further: the shell is connected with the fixing part through bolts. The beneficial effects of this step are: when the connecting plate needs to be replaced, the connecting plate can be replaced only by detaching the bolts, so that the service life of the coupling structure is prolonged conveniently.

A second aspect of the present application provides an extrusion apparatus comprising the coupling structure.

Further: further comprises: a drive assembly; the extrusion cavity is connected with the driving assembly through the coupling structure; the first screw rod assembly is arranged in the extrusion cavity, and penetrates through the connecting plate to be connected with the driving assembly; the second screw rod assembly is configured in the extrusion cavity, and penetrates through the connecting plate to be connected with the driving assembly.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

FIG. 1 is a schematic diagram of a first embodiment;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is an enlarged view of part of B in FIG. 2;

fig. 4 is a schematic structural diagram of a second embodiment;

FIG. 5 is a schematic diagram of a second embodiment;

fig. 6 is a partial enlarged view of C in fig. 5.

The device comprises a shell 1, a fixing part 101, a groove 102, a connecting plate 2, a driving assembly 3, an extrusion cavity 4, a gap 5 and a bolt 6;

7 drive assembly 7, 701 motor, 702 speed reducer, 8 extrusion cavity, 9 first screw assembly, 10 second screw assembly, 11 shaft coupling structure, 1101 shell, 1102 connecting plate, 1103 fixed part, 1104 recess, 1105 bolt, 1106 clearance.

Detailed Description

In this application, unless explicitly stated and limited otherwise, terms such as mounting, connecting, securing, affixing, etc., should be construed broadly, and may be, for example, fixedly attached, detachably attached, or integrally formed; the connection can be mechanical connection, and the mechanical connection mode can be selected from proper connection modes in the prior art, such as welding, riveting, threaded connection, bonding, pin connection, key connection, elastic deformation connection, buckle connection, interference connection and injection molding; or may be electrically connected to transmit energy or signals via electricity; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1

As shown in fig. 1 and 2, a coupling structure for connecting a preset screw assembly and a driving assembly 3 for controlling the screw assembly, the coupling structure comprising: the extrusion device comprises a shell 1 and a connecting plate 2, wherein the shell 1 is connected with a driving assembly 3 of the extrusion device, the driving assembly 3 comprises a motor and a speed reducer connected with the motor, a fixing part 101 is arranged at the end part of the shell 1 far away from the driving assembly 3, and a groove 102 is formed in the end surface of the fixing part 101 facing to an extrusion cavity 4 of the extrusion device; the connecting plate 2 is inserted into the groove 102, the connecting plate 2 is an anti-corrosion piece, a through hole for a screw rod assembly to pass through is formed in the connecting plate 2, and the screw rod assembly is connected with the driving assembly 3 through the through hole.

As shown in fig. 2 and 3, specifically, the screw assembly is disposed in the extrusion chamber 4, and the fixing portion 101 is detachably connected to the extrusion chamber 4.

Specifically, the extrusion chamber 4 includes a housing, one end of which is detachably connected to the fixing portion 101.

Specifically, the connection plate 2 is configured to be pressed by the housing and the fixing portion 101.

Specifically, the fixing portion 101 is fastened to the housing by the bolts 6.

Specifically, a gap 5 is provided between the extrusion chamber 4 and the portion of the fixing portion 101 other than the connection plate 2.

When the casing compresses tightly connecting plate 2, still have clearance 5 between casing and the shell 1 for connecting plate 2 and two preceding compression surfaces are closely laminating state, it is conceivable, because be split type structure between connecting plate 2 and the shell 1, for this reason, extrude the cavity 4 and be equipped with two mating surfaces between the shell 1, first mating surface with fixed part 101, second mating surface with connecting portion, in actual installation, because of the reason of machining error, want to guarantee that two mating surfaces all closely have great degree of difficulty with extruding between the cavity 4, for this reason, the existence of clearance 5 can guarantee that the cooperation is closely between connecting plate 2 and the cavity 4 is extruded, thereby guarantee that the lithium plasma of processing can not leak to other places of shell 1 from connecting plate 2, thereby improved the antiseptic property of whole shaft coupling structure, and the casing passes through bolt 6 and is connected with fixed part 101, when connecting plate 2 needs to be changed, only need dismantle connecting plate 2 with bolt 6, thereby be convenient for improve the life of shaft coupling structure.

Specifically, the connecting plate 2 is close to one side of extruding the cavity 4 and exceeds the groove 102, and is tightly pressed by the shell, so that the first matching surface of the connecting plate 2 is always the connecting plate 2 in the process of tensioning the extruding the cavity 4, the pressing force of the connecting plate 2 is further ensured, and leakage is prevented.

The housing 1 is configured to be made of a different material from the connection plate 2, and the connection plate 2 is configured to be made of a stainless steel material.

In practical application, the shaft coupling structure is the initial end of the screw rod assembly, the material will be in unavoidable contact with one side of the shaft coupling structure in the refining process, therefore, one side contacted with the shaft coupling structure is easy to be corroded by slurry to cause leakage, in the embodiment, the shaft coupling structure is provided with the connecting plate 2 made of anti-corrosion materials towards one side of the extrusion cavity 4, the shaft coupling structure is not easy to be corroded by slurry, so that the shaft coupling structure has longer service life, the shell 1 is not limited, the shell 1 can be made of low-cost materials such as cast iron, the aim of cost reduction can be achieved, meanwhile, the production of the shell 1 and the connecting plate 2 in a separated mode can enable the connecting plate 2 to be corroded inevitably after the service time is long, or only one part of the connecting plate 2 is required to be replaced after abrasion, the whole shell 1 is not required to be replaced, and therefore, the split structure of the connecting plate 2 and the shell 1 is further reduced in cost.

Example two

An extrusion apparatus includes the coupling structure 11 of the first embodiment.

As shown in fig. 4-6, the extrusion apparatus further comprises: drive assembly 7, extrusion cavity 8, first screw rod subassembly 8, second screw rod subassembly 10, drive assembly 7 include motor 701 and be connected with motor 701 speed reducer 702, and speed reducer 702 keeps away from the end connection of motor 701 has shaft coupling structure 11, and shaft coupling structure 11 includes: the casing 1101, the connecting plate 1102, the casing 1101 is connected in the speed reducer 702, the tip that the casing 1101 kept away from the speed reducer 702 disposes fixed part 1103, the recess 1104 has been seted up to the terminal surface of the extrusion cavity 8 of fixed part 1103 orientation extrusion equipment, the connecting plate 1102 is inserted in locating recess 1104, the connecting plate 1102 is anticorrosive piece, the through-hole that supplies the screw rod subassembly to pass is seted up to connecting plate 1102, first screw rod subassembly 8, second screw rod subassembly 10 passes through the through-hole and is connected with drive assembly 7, the extrusion cavity 8 is a plurality of cover locate first screw rod subassembly 8, the outside of second screw rod subassembly 10 and the casing that connects gradually constitutes, the casing that is located one side near the shaft coupling is taut with fixed part 1103 through bolt 1105 to be connected, the connecting plate 1102 is close to one side of extrusion cavity 8 surpasses recess 1104, and compress tightly by the casing, there is clearance 1106 between fixed part 1103 and the casing after the installation in place, the through-hole that supplies them to pass is seted up respectively to connecting plate 1102 correspondence first screw rod and second screw rod, first screw rod subassembly 8 is connected with speed reducer 702 through shaft coupling 11, second screw rod subassembly 10 passes through coupling 11 and speed reducer 702.

The extrusion equipment adopts the coupling structure 11 in the first embodiment, and can achieve the effects of improving the corrosion resistance and reducing the cost.

The foregoing is merely exemplary of the present utility model, and the specific structures and features well known in the art are not described in any way herein, so that those skilled in the art will be able to ascertain all prior art in the field, and will not be able to ascertain any prior art to which this utility model pertains, without the general knowledge of the skilled person in the field, before the application date or the priority date, to practice the present utility model, with the ability of these skilled persons to perfect and practice this utility model, with the help of the teachings of this application, with some typical known structures or methods not being the obstacle to the practice of this application by those skilled in the art. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent.

Claims

1. A shaft coupling structure for connecting a screw assembly of a predetermined design and controlling a drive assembly of the screw assembly, comprising:

2. The coupling structure of claim 1, wherein the screw assembly is disposed in an extrusion cavity, and the securing portion is detachably connected to the extrusion cavity.

3. The coupling structure according to claim 2, wherein the extrusion chamber includes a housing, and one end of the housing is detachably connected to the fixing portion.

4. A coupling structure according to claim 3, wherein the connection plate is configured to be pressed by the housing and the fixing portion.

5. A coupling structure according to claim 3, wherein tightening is performed between the fixing portion and the housing by means of bolts.

6. The coupling structure according to claim 4, wherein a gap is provided between the portion of the fixing portion other than the connecting plate and the extrusion chamber.

7. The coupling structure of claim 5, wherein a side of the web adjacent the extrusion cavity extends beyond the recess and is compressed by the housing.

8. The coupling structure of claim 1, wherein the housing is configured to be made of a different material than the connection plate, and the connection plate is configured to be made of a stainless steel material.

9. Extrusion apparatus comprising a coupling structure according to any one of claims 1-8.

10. The extrusion apparatus of claim 9, further comprising:

a drive assembly;

the extrusion cavity is connected with the driving assembly through the coupling structure;

the first screw rod assembly is arranged in the extrusion cavity, and penetrates through the connecting plate to be connected with the driving assembly;

the second screw rod assembly is configured in the extrusion cavity, and penetrates through the connecting plate to be connected with the driving assembly.