CN214244767U - Main transmission structure of circular knitting machine and transmission system thereof - Google Patents
Main transmission structure of circular knitting machine and transmission system thereof Download PDFInfo
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- CN214244767U CN214244767U CN202022632433.2U CN202022632433U CN214244767U CN 214244767 U CN214244767 U CN 214244767U CN 202022632433 U CN202022632433 U CN 202022632433U CN 214244767 U CN214244767 U CN 214244767U
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- roller bearing
- knitting machine
- circular knitting
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Abstract
The utility model discloses a main drive structure of circular knitting machine and transmission system thereof belongs to knitting equipment field, a main drive structure of circular knitting machine, which comprises a rotating shaft, first synchronizing wheel, the bearing frame, cylindrical roller bearing, double-row tapered roller bearing, first tight cover that expands, the tight cover that expands of second, and synchronizing gear, the internally mounted of bearing frame has cylindrical roller bearing and double-row tapered roller bearing, cylindrical roller bearing is located double-row tapered roller bearing top, the one end of pivot is connected with first tight cover that expands, synchronous gear expands tightly in the pivot through first tight cover that expands, cylindrical roller bearing and double-row tapered roller bearing are passed in proper order to the other end of pivot, and extend the bearing frame and be connected with the tight cover that expands of second, first synchronizing wheel expands tightly in the pivot through the tight cover that expands of second. The utility model discloses a circular knitting machine's final drive structure and transmission system thereof, the precision is high, and the transmission is steady, cancels vice drive mechanism, and is with low costs.
Description
Technical Field
The utility model belongs to knitting equipment field especially relates to a main drive structure of circular knitting machine and transmission system thereof.
Background
The prior circular knitting machines are provided with a needle cylinder large disc gear for knitting cloth, and the large disc gear is driven to rotate to drive a knitting needle to knit the cloth in the knitting process of the knitting machine. The transmission mechanism for driving the large disc gear in the existing circular knitting machine mostly adopts multi-stage transmission, an auxiliary transmission structure is needed besides a main transmission structure, the auxiliary transmission structure is complex, the assembly is complex, the machine table can shake and generate noise due to the precision problem of the auxiliary transmission structure in actual operation, great influence is generated on the overall operation of the machine table, and the machine table cost and the maintenance cost are correspondingly improved. The main drive structure's of current circular knitting machine pivot and synchronizing wheel and synchronous gear between all adopt the key-type connection, the dismouting needs to utilize the supplementary dismantlement of large-scale apparatus, and the dismouting is complicated, has the clearance between key strip and the keyway, and the precision is not enough, and the transmission is unstable, does not possess the aligning ability to adopt two tapered roller bearings, the torsion that bears is not enough, and the noise is big, and the board shakes easily.
Disclosure of Invention
An object of the utility model is to provide a main drive structure of circular knitting machine and transmission system thereof, the precision is high, and the transmission is steady, cancels vice drive mechanism, and is with low costs.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a pair of main drive structure of circular knitting machine, which comprises a rotating shaft, first synchronizing wheel, the bearing frame, cylindrical roller bearing, double-row tapered roller bearing, first tight cover that expands, the tight cover that expands of second, and synchronous gear, the internally mounted of bearing frame has cylindrical roller bearing and double-row tapered roller bearing, cylindrical roller bearing is located double-row tapered roller bearing top, the one end of pivot is connected with first tight cover that expands, synchronous gear expands tightly in the pivot through first tight cover that expands, cylindrical roller bearing and double-row tapered roller bearing are passed in proper order to the other end of pivot, and extend the bearing frame and be connected with the tight cover that expands of second, first synchronizing wheel expands tightly in the pivot through the tight cover that expands of second.
Preferably, a first distance ring is arranged on the rotating shaft above the cylindrical roller bearing, a second distance ring is arranged on the rotating shaft between the cylindrical roller bearing and the double-row tapered roller bearing, and a third distance ring is arranged on the rotating shaft below the double-row tapered roller bearing.
Preferably, an oil seal is arranged between the bearing seat and the third distance ring.
Preferably, the bearing seat is provided with a mounting hole for fixedly mounting the bearing seat on a large disc of the circular knitting machine.
The utility model also provides a driving system of circular knitting machine, including adjusting seat, motor, second synchronizing wheel, hold-in range, deep bid gear and as above arbitrary main drive structure, the motor is fixed in the regulation seat, is fixed with the second synchronizing wheel on the output shaft of motor, and the second synchronizing wheel passes through the hold-in range and is connected with first synchronizing wheel, and the bearing frame is fixed in the deep bid of circular knitting machine, and deep bid gear revolve connects in the deep bid of circular knitting machine, deep bid gear and synchromesh.
Preferably, the adjusting seat comprises a first mounting plate, a second mounting plate, a first bolt and a nut, the motor is fixed on the first mounting plate, two or more than two first threaded holes are formed in the first mounting plate, the second mounting plate is fixed on a rack of the circular knitting machine, two or more than two strip-shaped holes are formed in the second mounting plate and the rack, the strip-shaped holes in the second mounting plate and the rack are corresponding, and the first bolt penetrates through the strip-shaped holes and the first threaded holes and is locked and fixed through the nut.
Preferably, the second mounting panel is two sets ofly totally, and every group all includes two second mounting panels that distribute in the inside and outside both sides of frame, and two sets of second mounting panels distribute the setting from top to bottom.
Preferably, the adjusting seat further comprises an adjusting block and a second bolt, the adjusting block is fixed on the outer side wall of the second mounting plate located on the outer side of the upper portion, a second threaded hole is formed in the middle of the adjusting block, and one end of the second bolt penetrates through the second threaded hole and extends out of the adjusting block.
The utility model has the advantages that:
1. the arrangement of the first expansion sleeve and the second expansion sleeve improves the rotation precision of the first synchronous wheel and the synchronous gear, so that the transmission is more stable; the device has the aligning capability and reduces errors; the disassembly and assembly are convenient, and the assistance of large-scale instruments is not needed.
2. The design that two tapered roller bearings are replaced by the cylindrical roller bearing and the double-row tapered roller bearing can bear larger torsion.
3. Compared with the transmission system of the existing circular knitting machine, the auxiliary transmission structure is directly cancelled, the structure is simpler, the operation is more stable by combining the setting of the main transmission structure, and the cost is lower.
4. The tension degree of the synchronous belt can be adjusted through the arrangement of the adjusting seat; the adjusting precision of the tension degree is improved by the adjusting block and the second bolt.
Drawings
Fig. 1 is a schematic perspective view of a drive system of a conventional circular knitting machine.
Fig. 2 is a schematic sectional view showing a drive system of a conventional circular knitting machine.
Fig. 3 is a schematic sectional structure diagram of the main transmission structure of the present invention.
Fig. 4 is a schematic perspective view of the transmission system of the present invention.
Fig. 5 is a schematic view of the transmission system of the present invention in partial section.
Fig. 6 is a schematic structural view of the adjusting base of the present invention.
Fig. 7 is a schematic diagram of the right-side structure of fig. 6.
Fig. 8 is a schematic diagram of the right-view structure of the adjusting block of the present invention.
The labels in the figures are: 1-rotating shaft, 2-first synchronous wheel, 3-bearing seat, 4-cylindrical roller bearing, 5-double-row tapered roller bearing, 6-first expansion sleeve, 7-second expansion sleeve, 8-synchronous gear, 9-first distance ring, 10-second distance ring, 11-third distance ring, 12-oil seal, 13-mounting hole, 14-adjusting seat, 141-first mounting plate, 142-second mounting plate, 143-first bolt, 144-nut, 145-first threaded hole, 146-strip-shaped hole, 147-adjusting block, 148-second bolt, 149-second threaded hole, 15-motor, 16-second synchronous wheel, 17-synchronous belt, 18-large-disc gear, 100-large disc and 200-frame.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Those not described in detail in this specification are within the skill of the art. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 2, the transmission system needs to adopt a secondary transmission structure, and has a complex structure and high cost.
As shown in fig. 3, the main drive structure of circular knitting machine that provides in this embodiment, including pivot 1, first synchronizing wheel 2, bearing frame 3, cylindrical roller bearing 4, double-row tapered roller bearing 5, first tight cover 6 that expands, tight cover 7 that expands of second, and synchronizing gear 8, the internally mounted of bearing frame 3 has cylindrical roller bearing 4 and double-row tapered roller bearing 5, cylindrical roller bearing 4 is located double-row tapered roller bearing 5 top, the one end of pivot 1 is connected with first tight cover 6 that expands, synchronizing gear 8 expands tightly in pivot 1 through first tight cover 6 that expands, cylindrical roller bearing 4 and double-row tapered roller bearing 5 are passed in proper order to the other end of pivot 1, and extend bearing frame 3 and be connected with the tight cover 7 that expands of second, first synchronizing wheel 2 expands tightly in pivot 1 through the tight cover 7 that expands of second. The arrangement of the first expansion sleeve 6 and the second expansion sleeve 7 is adopted, so that the rotation precision of the first synchronous wheel 2 and the synchronous gear 8 is improved, and the transmission is more stable; the device has the aligning capability and reduces errors; the disassembly and assembly are convenient, and the assistance of large-scale instruments is not needed. The design of two existing tapered roller bearings is replaced by the cylindrical roller bearing 4 and the double-row tapered roller bearing 5, and the large torsion can be borne.
Furthermore, a first distance ring 9 is arranged on the rotating shaft 1 above the cylindrical roller bearing 4, a second distance ring 10 is arranged on the rotating shaft 1 between the cylindrical roller bearing 4 and the double-row tapered roller bearing 5, and a third distance ring 11 is arranged on the rotating shaft 1 below the double-row tapered roller bearing 5. The positions of the cylindrical roller bearing 4 and the double-row tapered roller bearing 5 are fixed through the arrangement of the first distance ring 9, the second distance ring 10 and the third distance ring 11, and the stability of the rotating process is ensured.
Furthermore, an oil seal 12 is arranged between the bearing seat 3 and the third distance ring 11 to prevent oil leakage.
Further, the bearing seat 3 is provided with a mounting hole 13 for fixedly mounting the bearing seat on the large disc 100 of the circular knitting machine.
As shown in fig. 4 to 8, the present embodiment further provides a transmission system of a circular knitting machine, which includes an adjusting base 14, a motor 15, a second synchronizing wheel 16, a synchronizing belt 17, a large disc gear 18, and a main transmission structure as described above, wherein the motor 15 is fixed on the adjusting base 14, the second synchronizing wheel 16 is fixed on an output shaft of the motor 15, the second synchronizing wheel 16 is connected with the first synchronizing wheel 2 through the synchronizing belt 17, the bearing base 3 is fixed on a large disc 100 of the circular knitting machine, the large disc gear 18 is rotatably connected to the large disc 100 of the circular knitting machine, and the large disc gear 18 is meshed with the synchronizing gear 8. Compared with the transmission system of the existing circular knitting machine, the auxiliary transmission structure is directly cancelled, the structure is simpler, the operation is more stable, and the cost is lower. The utility model discloses a transmission system transmission atress is balanced, prolongs its life, and the rotational speed can obtain promoting for output increases, and the benefit improves. Through the design of main drive structure, improve the transmission precision for the transmission is more steady. And the tension of the synchronous belt 17 can be adjusted through the arrangement of the adjusting seat 14.
Further, the adjusting base 14 includes a first mounting plate 141, a second mounting plate 142, a first bolt 143, a nut 144, the motor 15 is fixed in the first mounting plate 141, two or more than two first threaded holes 145 have been seted up on the first mounting plate 141, the second mounting plate 142 is fixed in the frame 200 of circular knitting machine, two or more than two bar holes 146 have all been seted up on second mounting plate 142 and the frame 200, the bar holes 146 on second mounting plate 142 and the frame 200 are corresponding, first bolt 143 passes bar hole 146 and first threaded hole 145, and it is fixed to lock through nut 144, the second mounting plate 142 is totally two sets of, every group all includes two second mounting plates 142 that distribute in frame 200 inside and outside both sides, two sets of second mounting plates 142 distribute the setting from top to bottom. During adjustment, the nut 144 is loosened, the first mounting plate 141 is pushed, the tension degree of the synchronous belt 17 can be adjusted, and after the adjustment is finished, the nut 144 is screwed and fixed.
Further, the adjusting base 14 further includes an adjusting block 147 and a second bolt 148, the adjusting block 147 is fixed on the outer side wall of the second mounting plate 142 located on the upper outer side, a second threaded hole 149 is formed in the middle of the adjusting block 147, and one end of the second bolt 148 passes through the second threaded hole 149 and extends out of the adjusting block 147. The adjustment accuracy of the tension can be improved by the arrangement of the adjusting block 147 and the second bolt 148. The distance that the end of the second bolt 148 extends out of the second threaded hole 149 is adjusted by rotating the second bolt 148, and after the adjustment is finished, when the first mounting plate 141 is pushed, the first mounting plate 141 is pushed until the end of the second bolt 148 is abutted, the nut 144 is screwed up to complete the adjustment, and the adjustment precision is improved.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. The utility model provides a main drive structure of circular knitting machine which characterized in that:
the device comprises a rotating shaft, a first synchronizing wheel, a bearing seat, a cylindrical roller bearing, a double-row tapered roller bearing, a first expansion sleeve, a second expansion sleeve and a synchronizing gear;
a cylindrical roller bearing and a double-row tapered roller bearing are arranged in the bearing seat, and the cylindrical roller bearing is positioned above the double-row tapered roller bearing;
one end of the rotating shaft is connected with a first expansion sleeve, and the synchronous gear is expanded on the rotating shaft through the first expansion sleeve;
the other end of the rotating shaft sequentially penetrates through the cylindrical roller bearing and the double-row tapered roller bearing, the bearing seat extends out to be connected with a second expansion sleeve, and the first synchronizing wheel is expanded on the rotating shaft through the second expansion sleeve.
2. The main transmission structure of a circular knitting machine according to claim 1, characterized in that:
a first distance ring is arranged on the rotating shaft above the cylindrical roller bearing;
a second distance ring is arranged on the rotating shaft between the cylindrical roller bearing and the double-row tapered roller bearing;
and a third distance ring is arranged on the rotating shaft below the double-row tapered roller bearing.
3. The main transmission structure of a circular knitting machine according to claim 2, characterized in that:
and an oil seal is arranged between the bearing seat and the third distance ring.
4. The main transmission structure of a circular knitting machine according to claim 1, characterized in that:
and the bearing seat is provided with a mounting hole for fixedly mounting the bearing seat on a large disc of the circular knitting machine.
5. A transmission system of a circular knitting machine is characterized in that:
comprises an adjusting seat, a motor, a second synchronous wheel, a synchronous belt, a large disc gear and a main transmission structure as claimed in any one of claims 1 to 4;
the motor is fixed on the adjusting seat, a second synchronous wheel is fixed on an output shaft of the motor, and the second synchronous wheel is connected with the first synchronous wheel through a synchronous belt;
the bearing seat is fixed on a large disc of the circular knitting machine, and the large disc gear is rotatably arranged on the large disc of the circular knitting machine;
the large disk gear is meshed with the synchronous gear.
6. Transmission system of a circular knitting machine according to claim 5, characterized in that:
the adjusting seat comprises a first mounting plate, a second mounting plate, a first bolt and a nut;
the motor is fixed on the first mounting plate, and two or more first threaded holes are formed in the first mounting plate;
the second mounting plate is fixed on a rack of the circular knitting machine, two or more than two strip-shaped holes are formed in the second mounting plate and the rack, and the second mounting plate corresponds to the strip-shaped holes in the rack;
the first bolt penetrates through the strip-shaped hole and the first threaded hole and is locked and fixed through a nut.
7. The drive system of a circular knitting machine according to claim 6, characterized in that:
the second mounting panel is totally two sets of, and every group all includes two second mounting panels that distribute in the inside and outside both sides of frame, and is two sets of the second mounting panel distributes the setting from top to bottom.
8. The drive system of a circular knitting machine according to claim 7, characterized in that:
the adjusting seat further comprises an adjusting block and a second bolt;
the outer side wall of the second mounting plate, which is located on the upper outer side, is fixed with an adjusting block, a second threaded hole is formed in the middle of the adjusting block, and one end of a second bolt penetrates through the second threaded hole and extends to the outside of the adjusting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022632433.2U CN214244767U (en) | 2020-11-13 | 2020-11-13 | Main transmission structure of circular knitting machine and transmission system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022632433.2U CN214244767U (en) | 2020-11-13 | 2020-11-13 | Main transmission structure of circular knitting machine and transmission system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214244767U true CN214244767U (en) | 2021-09-21 |
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ID=77732373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022632433.2U Active CN214244767U (en) | 2020-11-13 | 2020-11-13 | Main transmission structure of circular knitting machine and transmission system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214244767U (en) |
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2020
- 2020-11-13 CN CN202022632433.2U patent/CN214244767U/en active Active
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| 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: 361000 office building, No. 239, Jinting North Road, Jimei District, Xiamen City, Fujian Province Patentee after: Lishengfeng (Xiamen) Textile Technology Co.,Ltd. Address before: 361000 office building, No. 239, Jinting North Road, Jimei District, Xiamen City, Fujian Province Patentee before: XIAMEN LEADSFON MACHINERY Co.,Ltd. |