CN110360229B - Main shaft structure of capping machine - Google Patents
Main shaft structure of capping machine Download PDFInfo
- Publication number
- CN110360229B CN110360229B CN201810318704.1A CN201810318704A CN110360229B CN 110360229 B CN110360229 B CN 110360229B CN 201810318704 A CN201810318704 A CN 201810318704A CN 110360229 B CN110360229 B CN 110360229B
- Authority
- CN
- China
- Prior art keywords
- main shaft
- bearing
- seat
- shaft hole
- box body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000003921 oil Substances 0.000 claims description 34
- 238000007789 sealing Methods 0.000 claims description 25
- 125000006850 spacer group Chemical group 0.000 claims description 23
- 239000010687 lubricating oil Substances 0.000 claims description 7
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 12
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004806 packaging method and process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 235000013405 beer Nutrition 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B7/00—Closing containers or receptacles after filling
- B65B7/16—Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/02—Shafts; Axles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/061—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing mounting a plurality of bearings side by side
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/08—Rigid support of bearing units; Housings, e.g. caps, covers for spindles
- F16C35/12—Rigid support of bearing units; Housings, e.g. caps, covers for spindles with ball or roller bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3248—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N21/00—Conduits; Junctions; Fittings for lubrication apertures
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention belongs to the field of packaging machinery, and particularly relates to a main shaft structure of a capping machine, which comprises a lower box body, wherein a main shaft penetrates through the lower box body, a first shaft hole is formed in the bottom surface of the lower box body, the main shaft extends out of the first shaft hole, the bottom of the lower box body is connected with a motor anti-rotation plate through a double-end stud, a servo motor is arranged on the bottom surface of the motor anti-rotation plate, a second shaft hole is formed in the motor anti-rotation plate, the main shaft penetrates through the second shaft hole to the servo motor, and the main shaft is connected with a rotor of the servo motor through a flat key. The beneficial effects of the invention are as follows: the main shaft of the capping machine is driven independently, the main shaft is driven by one servo motor, the structure is simple, the main shaft rotating speed is adjusted without replacing and matching synchronous pulleys with different processing parameters, and the synchronous driving is carried out with other transmission structures only through a servo control unit arranged in the servo motor, so that the operation is convenient, and the working efficiency is improved.
Description
Technical Field
The invention belongs to the field of packaging machinery, and particularly relates to a main shaft structure of a capping machine.
Background
Products such as pop-top can beer and beverage have more and more market shares in the current market by virtue of the characteristics of light weight, safety, portability and the like. As market segments expand, the need for high speed capping machines is becoming more and more stringent. All main shafts of the capping machines in the market at present adopt a common motor-driven synchronous toothed belt transmission mode, when different products are needed and different coil sealing turns are suitable, the rotation speed of the main shafts is adjusted by replacing synchronous pulleys with different parameters, the new synchronous pulleys are needed to be matched again, the replacement is complicated, and the consumed time is long.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the main shaft structure of the capping machine, which is characterized in that the main shaft of the capping machine is driven independently, the main shaft is driven by a servo motor, the structure is simple, the rotating speed of the main shaft is adjusted without replacing and matching synchronous pulleys with different processing parameters, the operation is convenient, and the working efficiency is improved.
The technical scheme adopted for solving the technical problems is as follows: a main shaft structure of a capping machine comprises a lower box body, wherein a main shaft penetrates through the lower box body, a first shaft hole is formed in the bottom surface of the lower box body, the main shaft extends out of the first shaft hole, a motor anti-rotation plate is connected to the bottom of the lower box body through a double-end stud, a servo motor is mounted on the bottom surface of the motor anti-rotation plate, a second shaft hole is formed in the motor anti-rotation plate, the main shaft penetrates through the second shaft hole to the servo motor, and the main shaft is connected with a rotor of the servo motor through a flat key.
The invention independently drives the main shaft of the capping machine, and the main shaft is driven by one servo motor, so that the structure is simple, the main shaft rotating speed is adjusted without replacing and matching synchronous pulleys with different processing parameters, and the synchronous driving is only carried out with other transmission structures through a servo control unit arranged in the servo motor, thereby being convenient to operate and improving the working efficiency.
Specifically, the hexagonal long nut is sleeved on the double-end stud and clamped between the lower box body and the motor anti-rotation plate, the outer edge of the first shaft hole is connected with a bearing seat through a first screw, the bearing seat is positioned between the lower box body and the motor anti-rotation plate, a bearing is arranged in the bearing seat, and the main shaft extends into the servo motor through the bearing, the bearing seat and the motor anti-rotation plate. The motor anti-rotation plate can fix the servo motor on the lower box body and can prevent the servo motor from rotating. The lower box body and the motor anti-rotation plate have larger installation space, so that the bearing and the bearing seat are convenient to install.
Further, the bearing seat comprises an upper seat in a flange shape and a lower seat in a cylindrical shape, the upper seat is connected to the outer edge of the first shaft hole through a first screw, the lower seat is connected to the lower end face of the upper seat through a second screw, the bearing is arranged in an inner cavity formed by the upper seat and the lower seat together, the upper end face of the upper seat is connected with an annular pressing plate through a bolt, and the bearing is clamped between the annular pressing plate and the bottom face of the lower seat. The connecting structure of the upper seat, the upper seat and the annular pressing plate is convenient for installing the bearing and disassembling and assembling.
Preferably, the bearing is a double row angular contact bearing capable of bearing radial loads and axial loads acting in both directions, which can limit bi-directional axial displacement of the main shaft or bearing housing, can provide a bearing arrangement of higher rigidity, and can bear overturning moment.
Further, the main shaft overcoat is equipped with sealed spacer bush, sealed spacer bush is located the main shaft downthehole of second axial hole and lower seat, sealed spacer bush is pressed from both sides and is located between the top surface of bearing and servo motor, be equipped with the clearance between lower seat and the sealed spacer bush, the main shaft hole both ends of lower seat all are equipped with the skeleton oil blanket, sealed spacer bush, constitute annular oil pocket between main shaft hole and the two skeleton oil blanket of lower seat, the main shaft runs through along the axial and is provided with the vertical hole, the upper portion intercommunication of vertical hole has the oil outlet, the oil outlet is used for exporting lubricating oil to the lubricating point, the lower part hoop of main shaft is provided with first recess, the lower part of vertical hole communicates to first recess through first inlet port, be equipped with the through-hole on the outer disc of sealed spacer bush, first recess communicates to the oil pocket through the through-hole on the lateral wall of oil pocket communicates to outside oil transfer device to through the second inlet port. The invention is provided with the lubricating oil circulation channel inside the main shaft, reduces the arrangement of oil delivery pipes, simplifies the structure and further avoids influencing the operation of the transmission mechanism of the main shaft.
Further, two annular second grooves are formed in the inner wall of the sealing spacer bush, the two second grooves are oppositely formed in the two sides of the first groove, O-shaped sealing rings are arranged in the second grooves, and sealing performance is further improved.
The main shaft structure of the capping machine has the beneficial effects that:
1. the main shaft of the capping machine is driven independently, the main shaft is driven by one servo motor, the structure is simple, the main shaft rotating speed is adjusted without replacing and matching synchronous pulleys with different processing parameters, and the synchronous driving is only carried out with other transmission structures through a servo control unit arranged in the servo motor, so that the operation is convenient, and the working efficiency is improved;
2. the motor anti-rotation plate can fix the servo motor on the lower box body and prevent the servo motor from rotating;
3. a larger installation space is formed between the lower box body and the motor anti-rotation plate, so that the bearing and the bearing seat are convenient to install;
4. the bearing is convenient to install and disassemble due to the connection structure of the upper seat, the upper seat and the annular pressing plate;
5. the invention is provided with the lubricating oil circulation channel inside the main shaft, reduces the arrangement of oil delivery pipes, simplifies the structure, and further avoids influencing the operation of a transmission mechanism of the main shaft;
6. the inner wall of the sealing spacer bush is provided with two annular second grooves which are oppositely arranged on two sides of the first groove, and each second groove is internally provided with an O-shaped sealing ring, so that the sealing performance is further improved.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a full cross-sectional view of a spindle configuration of a capping machine of the present invention;
FIG. 2 is an enlarged partial view of portion A of FIG. 1;
FIG. 3 is an enlarged partial view of portion B of FIG. 2;
FIG. 4 is a three-dimensional schematic view of the spindle of a spindle configuration of a capping machine according to the present invention.
1, a lower box body; 2. a main shaft; 3. a first shaft hole; 4. a double-ended stud; 5. a motor anti-rotation plate; 6. a servo motor; 7. a second shaft hole; 8. a flat key; 9. a hexagonal long nut; 10. a first screw; 11. a bearing; 12. an upper seat; 13. a lower seat; 14. a second screw; 15. an annular pressing plate; 16. sealing the spacer bush; 17. a framework oil seal; 18. an oil chamber; 19. a vertical hole; 20. an oil outlet hole; 21. a first groove; 22. a first oil inlet hole; 23. a through hole; 24. a second oil inlet hole; 25. a second groove; o-ring seal.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
The embodiment of the spindle structure of the capping machine of the present invention shown in fig. 1-4 comprises a lower box 1, wherein a spindle 2 is penetrated in the lower box 1, a first shaft hole 3 is formed on the bottom surface of the lower box 1, the spindle 2 extends out of the first shaft hole 3, the bottom of the lower box 1 is connected with a motor anti-rotation plate 5 through a double-end stud 4, a servo motor 6 is installed on the bottom surface of the motor anti-rotation plate 5, a second shaft hole 7 is formed on the motor anti-rotation plate 5, the spindle 2 penetrates through the second shaft hole 7 to the servo motor 6, and the spindle 2 is connected with a rotor of the servo motor 6 through a flat key 8.
In the embodiment, the spindle 2 of the capping machine is driven independently, the spindle 2 is driven by one servo motor 6, the structure is simple, the rotating speed of the spindle 2 is adjusted without replacing and matching synchronous pulleys with different processing parameters, and synchronous driving is only needed to be carried out with other transmission structures through a servo control unit built in the servo motor 6, so that the operation is convenient, and the working efficiency is improved.
Specifically, the hexagonal long nut 9 is sleeved on the double-end stud 4, the hexagonal long nut 9 is clamped between the lower box body 1 and the motor anti-rotation plate 5, the outer edge of the first shaft hole 3 is connected with a bearing seat through a first screw 10, the bearing seat is positioned between the lower box body 1 and the motor anti-rotation plate 5, a bearing 11 is arranged in the bearing seat, and the main shaft 2 extends into the servo motor 6 through the bearing 11, the bearing seat and the motor anti-rotation plate 5. The motor anti-rotation plate 5 can fix the servo motor 6 on the lower box 1 and prevent the servo motor 6 from rotating. The lower box body 1 and the motor anti-rotation plate 5 have a larger installation space, so that the bearing 11 and the bearing seat are convenient to install.
Further, the bearing seat comprises an upper seat 12 in a flange shape and a lower seat 13 in a cylindrical shape, the upper seat 12 is connected to the outer edge of the first shaft hole 3 through a first screw 10, the lower seat 13 is connected to the lower end face of the upper seat 12 through a second screw 14, the bearing 11 is arranged in an inner cavity formed by the upper seat 12 and the lower seat 13 together, an annular pressing plate 15 is connected to the upper end face of the upper seat 12 through a bolt, and the bearing 11 is clamped between the annular pressing plate 15 and the bottom face of the lower seat 13. The bearing 11 is conveniently installed, and the dismounting is convenient due to the connection structure of the upper seat 12, the upper seat 12 and the annular pressing plate 15.
Preferably, the bearing 11 is a double row angular contact bearing, which is capable of bearing radial loads and axial loads acting in both directions, which is capable of limiting bi-directional axial displacement of the main shaft 2 or the bearing housing, which is capable of providing a bearing arrangement of higher rigidity, and which is capable of bearing overturning moments.
Further, a sealing spacer bush 16 is sleeved outside the main shaft 2, the sealing spacer bush 16 is positioned in the second shaft hole 7 and the main shaft hole of the lower seat 13, the sealing spacer bush 16 is clamped between the bearing 11 and the top surface of the servo motor 6, a gap is arranged between the lower seat 13 and the sealing spacer bush 16, skeleton oil seals 17 are arranged at two ends of the main shaft hole of the lower seat 13, an annular oil cavity 18 is formed between the sealing spacer bush 16, the main shaft hole of the lower seat 13 and the two skeleton oil seals 17, a vertical hole 19 is formed by penetrating the main shaft 2 in the axial direction, an oil outlet 20 is formed in the upper portion of the vertical hole 19 in a communicating manner, the oil outlet 20 is used for outputting lubricating oil to a lubricating point, a first groove 21 is formed in the lower portion of the main shaft 2 in the circumferential direction, a through hole 23 is formed in the outer circular surface of the sealing spacer bush 16, the first groove 21 is communicated to the oil cavity 18 through the through hole 23, and the side wall of the oil cavity 18 is communicated to an external oil conveying device through the second oil inlet 24. The lubricating oil circulation channel inside the main shaft 2 is arranged in the embodiment, so that the arrangement of an oil delivery pipe is reduced, the structure is simplified, and the operation of a transmission mechanism of the main shaft 2 is further prevented from being influenced.
Further, two annular second grooves 25 are formed in the inner wall of the sealing spacer 16, the two second grooves 25 are oppositely arranged on two sides of the first groove 21, and O-shaped sealing rings 26 are arranged in the second grooves 25, so that the sealing performance is further improved.
It should be understood that the above-described specific embodiments are only for explaining the present invention and are not intended to limit the present invention. Obvious variations or modifications which extend from the spirit of the present invention are within the scope of the present invention.
Claims (4)
1. The utility model provides a lid machine main shaft structure which characterized in that: comprises a lower box body (1), a main shaft (2) is arranged in the lower box body (1) in a penetrating way,
the novel rotary type electric machine is characterized in that a first shaft hole (3) is formed in the bottom surface of the lower box body (1), the main shaft (2) extends out of the first shaft hole (3), the bottom of the lower box body (1) is connected with a motor anti-rotation plate (5) through a double-end stud (4), a servo motor (6) is mounted on the bottom surface of the motor anti-rotation plate (5), a second shaft hole (7) is formed in the motor anti-rotation plate (5), the main shaft (2) penetrates through the second shaft hole (7) to the servo motor (6), and the main shaft (2) is connected with a rotor of the servo motor (6) through a flat key (8); the novel motor is characterized in that a hexagonal long nut (9) is sleeved on the double-end stud (4), the hexagonal long nut (9) is clamped between the lower box body (1) and the motor anti-rotation plate (5), the outer edge of the first shaft hole (3) is connected with a bearing seat through a first screw (10), the bearing seat is positioned between the lower box body (1) and the motor anti-rotation plate (5), a bearing (11) is arranged in the bearing seat, and the main shaft (2) extends into the servo motor (6) through the bearing (11), the bearing seat and the motor anti-rotation plate (5); the novel lubricating oil feeding device is characterized in that a sealing spacer sleeve (16) is sleeved outside the main shaft (2), the sealing spacer sleeve (16) is located in a main shaft hole of the second shaft hole (7) and the lower seat (13), the sealing spacer sleeve (16) is clamped between the bearing (11) and the top surface of the servo motor (6), a gap is reserved between the lower seat (13) and the sealing spacer sleeve (16), skeleton oil seals (17) are arranged at two ends of the main shaft hole of the lower seat (13), annular oil cavities (18) are formed between the sealing spacer sleeve (16), the main shaft hole of the lower seat (13) and the two skeleton oil seals (17), vertical holes (19) are formed in the main shaft (2) in a penetrating mode along the axial direction, oil outlet holes (20) are formed in the upper portion of the vertical holes (19) in a communicating mode, the oil outlet holes (20) are used for outputting lubricating oil to lubricating points, first grooves (21) are formed in the lower portion of the main shaft (2) in an annular mode, the lower portion of the vertical holes (19) are communicated to the first grooves (21) through first oil inlet holes (22), annular oil inlets (18) are formed in the sealing spacer sleeve (16), and the outer circle (16) is provided with oil inlets (23) to the outer side walls (18) through the first oil inlets (23).
2. The spindle configuration of a capping machine as claimed in claim 1 wherein: the bearing frame is including being flange form's upper seat (12) and being tube-shape lower seat (13), upper seat (12) are connected in first shaft hole (3) outer fringe through first screw (10), lower seat (13) are connected on the lower terminal surface of upper seat (12) through second screw (14), in the inner chamber that constitutes jointly of upper seat (12) and lower seat (13) is located to bearing (11), bolted connection has annular clamp plate (15) on the up end of upper seat (12), bearing (11) are pressed from both sides and are located between annular clamp plate (15) and the lower seat (13) bottom surface.
3. The spindle configuration of a capping machine as claimed in claim 1 wherein: the bearing (11) is a double-row angular contact bearing.
4. The spindle configuration of a capping machine as claimed in claim 1 wherein: two annular second grooves (25) are formed in the inner wall of the sealing spacer bush (16), the two second grooves (25) are oppositely arranged on two sides of the first groove (21), and O-shaped sealing rings (26) are arranged in the second grooves (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810318704.1A CN110360229B (en) | 2018-04-11 | 2018-04-11 | Main shaft structure of capping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810318704.1A CN110360229B (en) | 2018-04-11 | 2018-04-11 | Main shaft structure of capping machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110360229A CN110360229A (en) | 2019-10-22 |
| CN110360229B true CN110360229B (en) | 2024-03-08 |
Family
ID=68214292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810318704.1A Active CN110360229B (en) | 2018-04-11 | 2018-04-11 | Main shaft structure of capping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110360229B (en) |
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