CN217514284U - Locknut, main shaft mechanism containing locknut and multi-wire cutting machine - Google Patents
Locknut, main shaft mechanism containing locknut and multi-wire cutting machine Download PDFInfo
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- CN217514284U CN217514284U CN202221568058.2U CN202221568058U CN217514284U CN 217514284 U CN217514284 U CN 217514284U CN 202221568058 U CN202221568058 U CN 202221568058U CN 217514284 U CN217514284 U CN 217514284U
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- shaft
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Abstract
The utility model aims at the main shaft needing positive rotation and reverse rotation, and the common nut is easy to loosen; the locknut, the spindle mechanism comprising the locknut and the multi-wire cutting machine are provided; the main shaft mechanism and the multi-wire cutting machine are provided aiming at the problem that a driving shaft of an upper winding main shaft servo motor drives the upper winding main shaft to rotate from one end, and the stability is poor; a locknut, comprising: the nut I, the nut II, the bolt and the plug screw; a first internal thread is formed on the side wall of the inner side of the nut; a second internal thread is formed on the side wall of the inner side of the second nut; the thread parameters of the first internal thread and the second internal thread are the same, and the screwing directions are the same; the first nut is connected with the second nut through the bolt; a through threaded hole is formed in the second nut; the screw plug is in threaded connection with the threaded hole and abuts against the first nut; the main shaft is connected with a connecting rod; the connecting rod penetrates through the auxiliary shaft and is connected with the auxiliary shaft through the locknut; thereby leading the main shaft and the auxiliary shaft to drive the roller to rotate together and leading the roller to rotate more stably.
Description
Technical Field
The utility model relates to a multi-wire saw technical field, in particular to locknut, main shaft mechanism and multi-wire saw that contain locknut.
Background
The multi-wire cutting machine is used for carrying out reciprocating grinding similar to wire saw processing on a workpiece to be processed, such as a silicon wafer, a quartz wafer, a crystal wafer and the like, through high-speed reciprocating motion of a metal wire or other abrasive composite wires. A tool holder for a multi-wire saw and a multi-wire saw thereof as disclosed in the prior art, having application number (201920187558.3), the patent: the driving shaft of the upper winding main shaft servo motor is coaxially and fixedly connected with the upper winding main shaft; the upper winding main shaft is rotationally connected with the upper tool rest body; the upper winding main shaft servo motor is fixedly connected with the upper tool rest body; the upper winding main shaft is driven by a motor to penetrate through the main wall plate from front to back.
The upper winding main shaft is rotatably connected with the upper body of the knife rest, the driving shaft of the upper winding main shaft serving as a motor drives the upper winding main shaft to rotate from one end, the stability is poor, and meanwhile, as the main shaft needs to rotate forwards and backwards, a common nut is easy to loosen.
SUMMERY OF THE UTILITY MODEL
On the basis, the main shaft needs to rotate forwards and backwards, and a common nut is easy to loosen; providing a locknut; the multi-wire cutting machine spindle mechanism and the multi-wire cutting machine are provided aiming at the problem that a driving shaft of an upper winding spindle servo motor drives the upper winding spindle to rotate from one end, and the stability is poor.
In a first aspect, the application provides a locknut, which adopts the following technical scheme:
a locknut, comprising:
the side wall of the inner side of the first nut is provided with a first internal thread;
a second internal thread is formed on the side wall of the inner side of the second nut; the thread parameters of the first internal thread and the second internal thread are the same, and the screwing directions of the first internal thread and the second internal thread are the same;
the first nut and the second nut are connected through the bolt; and
the second nut is provided with a through threaded hole; the screw plug is in threaded connection with the threaded hole and is abutted against the first nut.
In some embodiments, the number of threaded holes is two; two threaded holes are symmetrically arranged around an axis of the nut.
In some embodiments, the number of the bolts is four, and four bolts are symmetrically arranged about two threaded holes.
In some embodiments, a disc spring is sleeved on the bolt.
In a second aspect, the present application provides a spindle mechanism, which adopts the following technical solution:
a spindle mechanism comprising:
a main shaft portion; the main shaft part includes: a main shaft, a main shaft body; the main shaft is rotatably arranged in the main shaft body;
a sub-shaft portion; the spindle unit includes: a spindle and a spindle body; the auxiliary shaft is rotatably arranged in the auxiliary shaft body;
the locknut is any one of the locknuts;
wherein the main shaft is connected with a connecting rod; the connecting rod penetrates through the auxiliary shaft and is connected with the auxiliary shaft through the locknut.
In some embodiments, a first bearing set and a second bearing set are arranged between the main shaft and the main shaft body, and each of the first bearing set and the second bearing set comprises a plurality of bearings arranged side by side; the first bearing group and the second bearing group are respectively positioned at two ends of the inner side of the main shaft body; the main shaft is arranged in the bearing group I and the bearing group II.
In some embodiments, a third bearing group and a fourth bearing group are arranged between the secondary shaft and the secondary shaft body, and the third bearing group and the fourth bearing group respectively comprise a plurality of bearings arranged side by side; the bearing group III and the bearing group IV are respectively positioned at two ends of the inner side of the auxiliary shaft body; and the auxiliary shafts are arranged in the bearing group III and the bearing group IV.
In a third aspect, the present application provides a multi-wire saw, which adopts the following technical scheme:
a multi-wire saw comprising: the roller-type rotary cutting machine comprises a tool rest, a main shaft mechanism, a roller positioned on the main shaft mechanism and a driving motor for driving the roller to rotate, wherein the main shaft mechanism is any one of the main shaft mechanisms; the main shaft body is connected with the rear side plate of the tool rest, the auxiliary shaft body is connected with the front side plate of the tool rest, the roller is arranged between the main shaft and the auxiliary shaft, and the driving motor is connected with the main shaft.
In some embodiments, the roller comprises a middle tube and a roller skin; the connecting rod is sleeved with a middle pipe; one end of the middle pipe is connected with the main shaft; the other end of the middle pipe is connected with the auxiliary shaft; the middle pipe is sleeved with a roller skin.
In some embodiments, the middle tube is provided with a roller head at the left end; the right end of the middle pipe is provided with a roller tail; the auxiliary shaft is arranged in the roller head; the main shaft is arranged in the tail of the roller.
Because the utility model adopts the above technical scheme, the utility model has the advantages of it is following:
1. the utility model is connected in the threaded hole through the screw thread of the screw plug and is abutted against the first nut; the screw plug is screwed down to enable the first nut and the second nut to be pressed with the threads on the connecting rod more tightly, so that looseness is prevented.
2. The utility model discloses a set up two screw holes and can make two plug screws more balanced to the power that nut one and nut two exert about nut an axis symmetry setting.
3. The utility model discloses a set up four bolts and can make four bolts exert the force more balanced about two screw hole symmetry settings.
4. The utility model discloses a set up the cover and be equipped with the dish spring and can prevent not hard up of bolt on the bolt.
5. The utility model is connected with a connecting rod through the main shaft; the connecting rod penetrates through the auxiliary shaft and is connected with the auxiliary shaft through a locknut; the main shaft drives the auxiliary shaft to rotate through the connecting rod, so that the main shaft and the auxiliary shaft drive the roller to rotate together, and the roller rotates more stably.
6. The utility model screws the first nut and the second nut which are connected by the bolt on the connecting rod; pressing the nut I to the auxiliary shaft; then screwing the screw plug into a threaded hole on the nut II, and enabling the screw plug to abut against the nut I; the nut I and the nut II are pressed tightly with the screw thread on the connecting rod by a separating force along the axial direction of the nut through the screw plug, so that the looseness is prevented.
Drawings
Fig. 1 is the overall structure schematic diagram of the locknut of the present invention.
Fig. 2 is a front view of the locknut of the present invention.
Fig. 3 is a schematic sectional view taken along the line a-a of the present invention.
Fig. 4 is the schematic view of the explosion structure of the locknut of the present invention.
Fig. 5 is a schematic view of the nut of the present invention.
Fig. 6 is a schematic view of the bolt of the present invention.
Fig. 7 is a schematic view of the spindle mechanism of the present invention.
Fig. 8 is a schematic view of the structure of the tool holder of the present invention.
Fig. 9 is a front view of the tool holder of the present invention.
Fig. 10 is a schematic cross-sectional view taken along line B-B of the present invention.
Fig. 11 is a schematic view of the present invention showing a part at C.
Fig. 12 is a schematic view of the local enlargement at position D of the present invention.
Reference numerals: 10-locknut; 20-a main shaft portion; 30-roller; 40-auxiliary shaft part; 50-a connecting rod; 60-tool holder; 11-a first nut; 12-nut two; 13-a bolt; 14-a plug screw; 111-a first internal thread; 121-a second internal thread; 122-a threaded hole; 131-disc spring; 201-a main shaft; 202-oil seal a; 203-oil seal cover one; 204-gland a; 205-end cap a; 206-bearing set one; 207-a spindle body; 208-spacer a; 209-bearing set two; 210-end cap b; 211-oil seal b; 212-maze a; 31-roller tail; 32-a middle tube; 33-rawlo; 34-a roller head; 401-maze b; 402-oil seal c; 403-end cap c; 404-bearing set three; 405-a secondary axis; 406-spacer b; 407-spindle body; 408-bearing set four; 409-end cap d; 410-gland b; 411-oil seal cover two; 412-oil seal d; 61-tool holder front side plate; 62-knife holder rear side plate.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
As shown in fig. 7-8, a multi-wire saw includes: the device comprises a tool rest 60, a main shaft mechanism, a roller 30 positioned on the main shaft mechanism and a driving motor for driving the roller 30 to rotate, wherein the tool rest 60 comprises a tool rest front side plate 61 and a tool rest rear side plate 62; the main shaft mechanism is arranged on the front side plate 61 of the tool rest and the rear side plate 62 of the tool rest; the drive motor is fixedly mounted on one side of the rear blade carrier plate 62. Preferably, four main shaft mechanisms are arranged on the tool rest 60, three main shaft mechanisms are positioned on the lower layer of the tool rest 60, one main shaft mechanism is arranged on the upper layer of the tool rest, and a roller 30 is arranged on each main shaft mechanism; cutting lines are wound between the three rollers 30 at the lower layer and the roller 30 at the upper layer; the cutting lines form a plurality of parallel cutting lines between the three rollers 30 on the lower layer; the multi-wire cutting machine further comprises a workbench for driving the processed workpiece to move close to or far away from the cutting line and a wire winding and unwinding device for winding and unwinding the metal wire.
As shown in fig. 9 to 12, the spindle mechanism includes:
a main shaft portion 20; the main shaft portion 20 includes: a main shaft 201 and a main shaft body 207; the main shaft 201 is rotatably arranged in the main shaft body 207; preferably, the spindle body 207 is fixedly mounted on the tool post rear side plate 62; the driving motor is connected with the main shaft 201;
a spindle portion 40; the spindle portion 40 includes: a spindle 405 and a spindle body 407; the auxiliary shaft 405 is rotatably mounted in the auxiliary shaft body 407; preferably, the auxiliary shaft body 407 is mounted on the front side plate 61 of the tool rest through a sliding sleeve; the roller 30 is arranged between the main shaft 201 and the auxiliary shaft 405;
a locknut 10;
wherein, the main shaft 201 is connected with a connecting rod 50; the connection rod 50 passes through the spindle 405 and is connected to the spindle 405 by the locknut 10. Preferably, both ends of the connecting rod 50 are provided with threads; one end of the connecting rod 50 is in threaded connection with the main shaft 201; the other end of the connecting rod 50 passes through the auxiliary shaft 405 and is connected with the auxiliary shaft 405 through the locknut 10; the main shaft 201 drives the auxiliary shaft 405 to rotate through the connecting rod 50, so that the main shaft 201 and the auxiliary shaft 405 drive the roller 30 to rotate together, and the roller 30 rotates more stably.
In some embodiments, a first bearing set 206 and a second bearing set 209 are arranged between the main shaft 201 and the main shaft body 207, and the first bearing set 206 and the second bearing set 209 respectively comprise a plurality of bearings arranged side by side; the first bearing set 206 and the second bearing set 209 are respectively positioned at two ends of the inner side of the main shaft body 207; mast 201 is mounted in bearing set one 206 and bearing set two 209. Preferably, the main shaft 201 is a stepped shaft; the middle stepped shaft of the main shaft 201 is arranged in a bearing group I206 and a bearing group II 209; the first bearing set 206 is positioned on the right side of the stepped shaft in the middle of the main shaft 201; the second bearing set 209 is positioned on the left side of the stepped shaft in the middle of the main shaft 201; a spacer bush a208 is arranged between the first bearing set 206 and the second bearing set 209; a gland a204 and an end cover a205 are sequentially arranged on the right stepped shaft of the main shaft 201; the end cover a205 is fixedly arranged on the main shaft body 207; a first bearing set 206 is installed in the end cover a 205; an oil seal cover I203 is arranged in the end cover a 205; an oil seal a202 is arranged in the first oil seal cover 203; the gland a204 is used for compressing the bearing group one 206; the oil seal a202 is used for preventing lubricating oil from leaking;
an end cover b210 and a labyrinth a212 are sequentially arranged on the left stepped shaft of the main shaft 201; the end cover b210 is fixedly arranged on the main shaft body 207; an oil seal b211 is arranged in the end cover b 210; a labyrinth a212 is arranged outside the end cover b 210; the leakage of the lubricating oil can be prevented by providing the oil seal b 212; the bearing set one 206 and the bearing set two 209 are better sealed by the labyrinth a 212.
In some embodiments, a bearing group three 404 and a bearing group four 408 are disposed between the secondary shaft 405 and the secondary shaft body 407, and the bearing group three 404 and the bearing group four 408 respectively include a plurality of bearings disposed side by side; the third bearing set 404 and the fourth bearing set 408 are respectively positioned at two ends of the inner side of the auxiliary shaft body 407; the secondary shaft 405 is mounted in bearing set three 404 and bearing set four 408. Preferably, the secondary shaft 405 is a stepped shaft; the middle stepped shaft of the secondary shaft 405 is arranged in the bearing group three 404 and the bearing group four 408; the third bearing set 404 is positioned at the right side of the middle stepped shaft of the secondary shaft 405; bearing set four 408 is positioned at the left side of the stepped shaft in the middle of the secondary shaft 405; a spacer b406 is arranged between the bearing group III 404 and the bearing group IV 408; an end cover c403 and a labyrinth b401 are sequentially arranged on the right stepped shaft of the auxiliary shaft 405; the end cap c403 is fixedly mounted on the auxiliary shaft body 407; an oil seal c402 is arranged in the end cover c 403; a labyrinth b401 is arranged outside the end cover c 403; the leakage of the lubricating oil can be prevented by providing the oil seal c 402; the sealing performance of the bearing set three 404 and the bearing set four 408 is better by arranging the labyrinth b 401.
A gland b410 and an end cover d409 are sequentially arranged on the left stepped shaft of the auxiliary shaft 405; the end cover d409 is fixedly arranged on the auxiliary shaft body 407; a bearing group IV 408 is arranged in the end cover d 409; an oil seal cover II 411 is arranged in the end cover d 409; an oil seal d412 is arranged in the second oil seal cover 411; the gland b410 is used for compressing the bearing group one 206; the oil seal d412 is for preventing the lubricant oil from leaking out.
In some embodiments, roller 30 includes a middle tube 32 and a roller skin 33; the middle pipe 32 is sleeved outside the connecting rod 50; one end of the middle pipe 32 is connected with the main shaft 201; the other end of the middle pipe 32 is connected with the auxiliary shaft 405; the middle tube 32 is externally sleeved with a roller skin 33. The main shaft 201 drives the auxiliary shaft 405 to rotate through the connecting rod 50, so that the main shaft 201 and the auxiliary shaft 405 drive the roller 30 to rotate together, and the roller 30 rotates more stably.
In some embodiments, the middle tube 32 is fitted with a roller head 34 at the left end; the right end of the middle pipe 32 is provided with a roller tail 31; the auxiliary shaft 405 is installed in the slider 34; the spindle 201 is mounted in the roller tail 31.
As shown in fig. 1 to 6, the locknut 10 includes:
a first nut 11, wherein a first internal thread 111 is formed on the side wall of the inner side of the first nut 11;
a second internal thread 121 is formed on the side wall of the inner side of the second nut 12; the thread parameters of the first internal thread 111 and the thread parameters of the second internal thread 121 are the same, and the screwing directions are the same;
the first nut 11 and the second nut 12 are connected through the bolt 13; specifically, a through hole is formed in the first nut 11; the second nut 12 is provided with bolt threads; the bolt 13 penetrates through the through hole in the first nut 11 and is in threaded connection with the bolt in the second nut 12 to connect the first nut 11 and the second nut 12;
the screw plug 14 and the nut II 12 are provided with a through threaded hole 122; the plug screw 14 is screwed into the threaded hole 122 and abuts on the first nut 11. Preferably, both ends of the connecting rod 50 are provided with threads; one end of the connecting rod 50 is in threaded connection with the main shaft 201; the other end of the connecting rod 50 passes through the secondary shaft 405; screwing a first nut 11 and a second nut 12 connected by a bolt 13 on the connecting rod 50; pressing the nut I11 against the secondary shaft 405; then, the screw plug 14 is screwed into the threaded hole 122 on the second nut 12, and the screw plug 14 abuts against the first nut 11; the nut one 11 and the nut two 12 are pressed tightly and prevented from loosening with the screw thread on the connecting rod 50 by the separated force of the screw plug 14 to the nut one 11 and the nut two 12 along the axial direction of the nut. Is connected with the secondary shaft 405 through the locknut 10; the main shaft 201 drives the auxiliary shaft 405 to rotate through the connecting rod 50, so that the main shaft 201 and the auxiliary shaft 405 drive the roller 30 to rotate together, and the roller 30 rotates more stably.
In some embodiments, there are two threaded holes 122; the two threaded holes 122 are symmetrically arranged about the first nut 11 axis. The two threaded holes 122 are symmetrically arranged about the axis of the first nut 11, so that the force applied by the two screw plugs 14 to the first nut 11 and the second nut 12 can be more balanced.
In some embodiments, there are four bolts 13, and four bolts 13 are symmetrically disposed about two threaded holes 112. The force applied by the four bolts 13 can be more balanced by arranging the four bolts 13 symmetrically about the two threaded holes 112.
In some embodiments, a disc spring 131 is sleeved on the bolt 13. The disc spring 131 is sleeved on the bolt 13, so that the bolt 13 can be prevented from loosening, and the first nut 11 and the second nut 12 are fixed by the bolt 13 more firmly.
The utility model discloses still include following advantage at least:
the main shaft 201 is arranged in the main shaft body 207 in a rotating way; the main shaft body 207 is fixedly arranged on the rear side plate 62 of the tool rest; the driving motor is connected with the spindle 201; the auxiliary shaft 405 is rotatably mounted in the auxiliary shaft body 407; the main shaft 201 is connected with a connecting rod 50; the connection rod 50 passes through the spindle 405 and is connected to the spindle 405 by the locknut 10.
The main shaft 201 drives the auxiliary shaft 405 to rotate through the connecting rod 50, so that the main shaft 201 and the auxiliary shaft 405 drive the roller 30 to rotate together, and the roller 30 rotates more stably. The main shaft 201 is a stepped shaft; the middle stepped shaft of the main shaft 201 is arranged in a bearing group I206 and a bearing group II 209; the first bearing set 206 is positioned on the right side of the stepped shaft in the middle of the main shaft 201; the second bearing set 209 is positioned on the left side of the stepped shaft in the middle of the main shaft 201; a gland a204 and an end cover a205 are sequentially arranged on the right stepped shaft of the main shaft 201; the end cover a205 is fixedly arranged on the main shaft body 207; a first bearing set 206 is installed in the end cover a 205; an oil seal cover I203 is arranged in the end cover a 205; an oil seal a202 is arranged in the first oil seal cover 203; the gland a204 is used for compressing the bearing group one 206; the oil seal a202 is used for preventing lubricating oil from leaking; an end cover b210 and a labyrinth a212 are sequentially arranged on the left stepped shaft of the main shaft 201; the end cover b210 is fixedly arranged on the main shaft body 207; an oil seal b211 is arranged in the end cover b 210; a labyrinth a212 is arranged outside the end cover b 210; the leakage of the lubricating oil can be prevented by providing the oil seal b 212; the bearing set one 206 and the bearing set two 209 are better sealed by the labyrinth a 212.
The secondary shaft 405 is a stepped shaft; the middle stepped shaft of the secondary shaft 405 is arranged in a bearing group three 404 and a bearing group four 408; the third bearing set 404 is positioned at the right side of the middle stepped shaft of the secondary shaft 405; the bearing set four 408 is positioned at the left side of the stepped shaft in the middle of the secondary shaft 405; an end cover c403 and a labyrinth b401 are sequentially arranged on the right stepped shaft of the auxiliary shaft 405; the end cap c403 is fixedly mounted on the auxiliary shaft body 407; an oil seal c402 is arranged in the end cover c 403; a labyrinth b401 is arranged outside the end cover c 403; the leakage of the lubricating oil can be prevented by providing the oil seal c 402; the sealing performance of the bearing set three 404 and the bearing set four 408 is better by arranging the labyrinth b 401. A gland b410 and an end cover d409 are sequentially arranged on the left stepped shaft of the auxiliary shaft 405; the end cover d409 is fixedly arranged on the auxiliary shaft body 407; a bearing group IV 408 is arranged in the end cover d 409; an oil seal cover II 411 is arranged in the end cover d 409; an oil seal d412 is arranged in the second oil seal cover 411; the gland b410 is used for compressing the bearing group one 206; the oil seal d412 is for preventing the lubricant oil from leaking out.
Both ends of the connecting rod 50 are provided with threads; one end of the connecting rod 50 is in threaded connection with the main shaft 201; the other end of the connecting rod 50 passes through the secondary shaft 405; screwing a first nut 11 and a second nut 12 connected by a bolt 13 on the connecting rod 50; pressing the first nut 11 against the secondary shaft 405; then the screw plug 14 is screwed into the threaded hole 122 on the second nut 12, and the screw plug 14 abuts against the first nut 11; the nut 11 and the nut 12 are pressed tightly and tightly against the screw thread of the connecting rod 50 by a separating force of the screw plug 14 to the nut 11 and the nut 12 along the axial direction of the nut. Is connected with the secondary shaft 405 through the locknut 10; the main shaft 201 drives the auxiliary shaft 405 to rotate through the connecting rod 50, so that the main shaft 201 and the auxiliary shaft 405 drive the roller 30 to rotate together, and the roller 30 rotates more stably.
In summary, it is readily understood by those skilled in the art that the advantageous modes described above can be freely combined and superimposed without conflict.
The above description is only an example of the present invention, and is not intended to limit the present invention, and it is obvious to those skilled in the art that various modifications and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A locknut, comprising:
the nut I (11), the side wall of the inner side of the nut I (11) is provided with a first internal thread (111);
a second nut (12), wherein a second internal thread (121) is formed on the side wall of the inner side of the second nut (12); the thread parameters of the first internal thread (111) and the thread parameters of the second internal thread (121) are the same, and the screwing directions are the same;
the first nut (11) and the second nut (12) are connected through the bolt (13); and
the second nut (12) is provided with a through threaded hole (122); the screw plug (14) is connected in the threaded hole (122) in a threaded mode and abuts against the first nut (11).
2. The locknut of claim 1, characterized in that said threaded holes (122) are two; the two threaded holes (122) are symmetrically arranged about the axis of the first nut (11).
3. The locknut of claim 2 characterized in that said bolts (13) are four, four said bolts (13) being symmetrically disposed about two said threaded holes (122).
4. The locknut of claim 3, characterized in that a disc spring (131) is sleeved on the bolt (13).
5. A spindle mechanism, comprising:
a main shaft portion (20); the main shaft portion (20) includes: a spindle (201) and a spindle body (207); the main shaft (201) is rotatably arranged in the main shaft body (207);
a spindle part (40); the spindle part (40) includes: a spindle (405) and a spindle body (407); the auxiliary shaft (405) is rotatably arranged in the auxiliary shaft body (407); and
a locknut (10), said locknut (10) being the locknut (10) of any one of claims 1-4;
wherein the main shaft (201) is connected with a connecting rod (50); the connecting rod (50) penetrates through the auxiliary shaft (405) and is connected with the auxiliary shaft (405) through the locknut (10).
6. The spindle mechanism according to claim 5, characterized in that a first bearing group (206) and a second bearing group (209) are arranged between the spindle (201) and the spindle body (207), and the first bearing group (206) and the second bearing group (209) respectively comprise a plurality of bearings arranged side by side; the first bearing set (206) and the second bearing set (209) are respectively positioned at two ends of the inner side of the main shaft body (207); the main shaft (201) is installed in the bearing group I (206) and the bearing group II (209).
7. Spindle mechanism according to claim 5, characterised in that a third bearing group (404) and a fourth bearing group (408) are arranged between the secondary spindle (405) and the secondary spindle body (407), the third bearing group (404) and the fourth bearing group (408) each comprising several bearings arranged side by side; the bearing group III (404) and the bearing group IV (408) are respectively positioned at two ends of the inner side of the auxiliary shaft body (407); the secondary shaft (405) is arranged in a bearing group three (404) and a bearing group four (408).
8. A multi-wire saw comprising: knife rest (60), main shaft mechanism, roller (30) that are located main shaft mechanism and drive roller (30) pivoted driving motor, its characterized in that: the spindle mechanism is the spindle mechanism of any one of claims 5 to 7; a main shaft body (207) is connected with a rear side plate (62) of a tool rest (60), a secondary shaft body (407) is connected with a front side plate (61) of the tool rest (60), a roller (30) is arranged between the main shaft (201) and the secondary shaft (405), and a driving motor is connected with the main shaft (201).
9. Multi-wire saw according to claim 8, wherein the roller (30) comprises a middle tube (32) and a roller skin (33); the connecting rod (50) is sleeved with a middle pipe (32); one end of the middle pipe (32) is connected with the main shaft (201); the other end of the middle pipe (32) is connected with the auxiliary shaft (405); the middle pipe (32) is externally sleeved with a roller leather (33).
10. Multi-wire saw according to claim 9, wherein a roller head (34) is mounted to the left end of the intermediate tube (32); the right end of the middle pipe (32) is provided with a roller tail (31); the auxiliary shaft (405) is arranged in the roller head (34); the main shaft (201) is arranged in the roller tail (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221568058.2U CN217514284U (en) | 2022-06-22 | 2022-06-22 | Locknut, main shaft mechanism containing locknut and multi-wire cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221568058.2U CN217514284U (en) | 2022-06-22 | 2022-06-22 | Locknut, main shaft mechanism containing locknut and multi-wire cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217514284U true CN217514284U (en) | 2022-09-30 |
Family
ID=83391274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221568058.2U Active CN217514284U (en) | 2022-06-22 | 2022-06-22 | Locknut, main shaft mechanism containing locknut and multi-wire cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217514284U (en) |
-
2022
- 2022-06-22 CN CN202221568058.2U patent/CN217514284U/en active Active
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