CN212020109U - Synchronous guide sleeve mechanism applied to small-sized numerical control gang tool lathe - Google Patents
Synchronous guide sleeve mechanism applied to small-sized numerical control gang tool lathe Download PDFInfo
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- CN212020109U CN212020109U CN202020751429.5U CN202020751429U CN212020109U CN 212020109 U CN212020109 U CN 212020109U CN 202020751429 U CN202020751429 U CN 202020751429U CN 212020109 U CN212020109 U CN 212020109U
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Abstract
The utility model relates to a be applied to synchronous guide pin bushing mechanism of small-size numerical control gang tool lathe belongs to digit control machine tool technical field. The utility model has the advantages that the supporting structure is arranged on the tool setting lathe and connected with the spline structure, and the spline structure is respectively connected with the synchronous pulley structure and the rotary guide sleeve structure; the synchronous pulley structure comprises a main shaft synchronous pulley, a front synchronous belt and a rear synchronous belt, the main shaft synchronous pulley is fixed at the front end of the main shaft and is connected with a spline structure through the front synchronous belt, and the spline structure is connected with the rotary guide sleeve structure through the rear synchronous belt; the spline structure comprises a spline front synchronizing wheel, a ball spline, a spline rear synchronizing structure and a limiting structure, the spline front synchronizing wheel is connected with a main shaft synchronizing wheel through a front synchronous belt, the spline front synchronizing wheel is fixed on the ball spline, the spline rear synchronizing structure is sleeved on the ball spline and can freely move along the axial direction of the ball spline, and the limiting structure is arranged at the tail end of the ball spline. The utility model discloses can process the great work piece of draw ratio, the cost is reduced.
Description
Technical Field
The utility model relates to a be applied to synchronous guide pin bushing mechanism of small-size numerical control gang tool lathe belongs to digit control machine tool technical field.
Background
With the continuous and rapid development of manufacturing industry, there are more requirements for the functions of numerically controlled machine tools, such as requiring general numerically controlled machine tools to process some processing procedures that could not be realized originally. The small numerical control gang tool lathe is originally developed for processing small precision shaft parts, but cannot process workpieces with extremely large length-diameter ratio, and other expensive equipment has to be selected for processing the workpieces with extremely large length-diameter ratio, so that the cost is greatly increased. The utility model discloses a can accomplish the work piece that the draw ratio is very big of processing to the transformation of current small-size numerical control gang tool lathe, the equipment that saves very big like this drops into.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be applied to synchronous guide pin bushing mechanism of small-size numerical control gang tool lathe adopts the ball spline as middle transmission structure, provides motive power by the main shaft and carries out rotary motion through the transmission of main shaft synchronizing wheel, and the ball spline transmits rotary motion to rotatory guide pin bushing structure again, makes rotatory guide pin bushing structure with the speed operation the same with the main shaft rotational speed, rotatory guide pin bushing structure is fixed along equipment Z direction motion with the follower frame simultaneously and is cut in order to realize advancing the sword.
The utility model discloses an adopt following technical scheme to realize: a synchronous guide sleeve mechanism applied to a small-sized numerical control gang tool lathe comprises a supporting structure, a synchronous pulley structure, a spline structure and a rotary guide sleeve structure, wherein the supporting structure is arranged on the gang tool lathe and connected with the spline structure to support the spline structure, and the spline structure is respectively connected with the synchronous pulley structure and the rotary guide sleeve structure; the synchronous belt wheel structure comprises a main shaft synchronous wheel, a front synchronous belt and a rear synchronous belt, the main shaft synchronous wheel is fixed at the front end of a main shaft of the gang tool lathe and is connected with the spline structure through the front synchronous belt, the spline structure is connected with the rotary guide sleeve structure through the rear synchronous belt, the main shaft synchronous wheel transmits the rotary motion of the main shaft to the spline structure through the front synchronous belt, and the spline structure transmits the rotary motion to the rotary guide sleeve structure through the rear synchronous belt; the spline structure includes synchronous wheel before the spline, ball spline, synchronous structure and limit structure behind the spline, and the synchronous wheel is connected with the main shaft synchronizing wheel through preceding hold-in range before the spline, and the synchronous wheel cover is established on the ball spline before the spline to fixed connection, synchronous structure cover establish behind the spline on the ball spline and with ball spline synchronous revolution, and synchronous structure can follow the axial free movement of ball spline behind the spline, and limit structure sets up the end at the ball spline.
Preferably, the supporting structure comprises a supporting seat, a cross beam, a supporting seat and a bearing seat support, wherein two ends of the cross beam are respectively connected with the supporting seat, the supporting seat is fixedly arranged on the cross beam, and the bearing seat support is fixedly arranged on the supporting seat.
Preferably, the synchronous pulley structure further comprises a front belt adjuster and a rear belt adjuster, which are disposed on the bearing bracket and connected to the front synchronous pulley and the rear synchronous pulley, respectively.
Preferably, the dust cover is arranged on the outer side of the front synchronizing wheel of the main shaft, the front synchronous belt and the spline, and the rear dust cover is arranged on the outer side of the rear synchronizing wheel of the spline.
Preferably, the rotary guide sleeve structure comprises a follow rest, a flange, a guide sleeve bearing seat, an angular contact ball bearing, an outer spacer ring, an inner spacer ring, a mandrel, an inner nut, an outer spiral ring, a guide sleeve synchronizing wheel and a guide sleeve adjusting nut, wherein the guide sleeve synchronizing wheel is fixedly connected with the mandrel, the guide sleeve adjusting nut is connected with the mandrel through a bolt, the mandrel is sleeved with the angular contact ball bearing, the mandrel is further provided with the inner spacer ring, the outer spacer ring, the inner nut and the outer spiral ring, the guide sleeve bearing seat is respectively connected with the mandrel, the angular contact ball bearing and the outer spacer ring, the guide sleeve bearing seat is provided with the flange, and.
Preferably, the spline rear synchronizing structure comprises a key sleeve, a spline rear synchronizing wheel and a spacer sleeve. The deep groove ball bearing is fixed through a locking nut I, the deep groove ball bearing at the lower part is connected with the pusher dog seat through the pusher dog, and the pusher dog seat is connected with a follow rest on a rotary guide sleeve structure.
Preferably, limit structure includes fender lid, gland, bearing, spline shaft bearing seat, dust ring, and spline shaft bearing seat cover is established on ball spline, is equipped with the bearing between ball spline and the spline shaft bearing seat, and spline shaft bearing seat one end is equipped with the dust ring, and the spline shaft bearing seat other end is equipped with the gland, is equipped with the fender lid between gland below and the ball spline, and ball spline end is equipped with lock nut II.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a synchronous guide pin bushing mechanism for small-size numerical control gang tool lathe, through the main shaft synchronizing wheel with the main shaft rotary motion through preceding hold-in range with the motion transmission to the spline structure, again by the spline structure through the transmission of back synchronous pulley to rotatory guide pin bushing structure to make rotatory guide pin bushing structure with the synchronous rotational speed operation of main shaft; the spline structure not only transmits the rotary motion, but also performs Z-axis movement together with the rotary guide sleeve structure due to the transmission of the spline rear synchronous structure on the spline structure and the movement of the rotary guide sleeve structure along the Z axis of the machine tool so as to realize feed cutting; the front and rear transmission parts are provided with protective devices, namely a front dust cover and a rear dust cover, so that sundries can not enter the transmission part, and a safety protection effect is achieved; preceding hold-in range and back hold-in range two punishment do not are equipped with preceding belt adjuster and back belt adjuster, conveniently adjust the elasticity degree of two hold-in ranges. The utility model discloses a to the transformation of current small-size numerical control gang tool lathe can accomplish the work piece that processing draw-ratio is big very much, greatly economize on equipment and drop into, the cost is reduced.
Drawings
FIG. 1 is one of the schematic structural diagrams of an embodiment;
FIG. 2 is a second schematic structural diagram of the embodiment;
FIG. 3 is a sectional view taken along line B-B of FIG. 2;
fig. 4 is a sectional view taken along line a-a of fig. 2.
The symbols in the drawings illustrate that:
1. a supporting seat; 2. a cross beam; 3. a support; 4. a bearing mount bracket; 5. a rear dust cover; 6. a front dust cover; 7. a front belt adjuster; 8. a front synchronous belt; 9. a rear belt adjuster; 10. a main shaft synchronizing wheel; 11. a rear synchronous belt; 12. a follower rest; 13. a flange; 14. a guide sleeve bearing seat; 15. angular contact ball bearings; 16. an outer space ring; 17. an inner spacer ring; 18. a mandrel; 19. an inner nut; 20. an outer coil; 21. a guide sleeve synchronizing wheel; 22. a guide sleeve adjusting nut; 23. locking a nut II; 24. a blocking cover; 25. a gland; 26. a bearing; 27. a spline bearing block; 28. a dust ring; 29. a ball spline; 30. a locking nut I; 31. a deep groove ball bearing; 32. a spacer sleeve; 33. a splined rear synchronizing wheel; 34. a spline front synchronizing wheel; 35. a claw seat; 36. a pusher dog.
Detailed Description
For making the purpose and technical solution and advantages of the present invention clearer, the following description, in conjunction with the accompanying drawings and specific examples, is further illustrative of the synchronous guide sleeve mechanism applied to the small-sized numerically controlled gang tool lathe. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The utility model relates to a synchronous guide sleeve mechanism applied to a small-sized numerical control gang tool lathe, which comprises a supporting structure, a synchronous pulley structure, a spline structure and a rotary guide sleeve structure as shown in figures 1 to 4, wherein the supporting structure is arranged on the gang tool lathe and connected with the spline structure to support the spline structure, and the spline structure is respectively connected with the synchronous pulley structure and the rotary guide sleeve structure; the supporting structure comprises a supporting seat 1, a cross beam 2, a supporting seat 3 and a bearing seat support 4, wherein two ends of the cross beam 2 are respectively connected with the supporting seat 1, the supporting seat 3 is fixedly arranged on the cross beam 2, and the bearing seat support 4 is fixedly arranged on the supporting seat 3; the synchronous pulley structure comprises a main shaft synchronous pulley 10, a front synchronous belt 8 and a rear synchronous belt 11, the main shaft synchronous pulley 10 is fixed at the front end of a main shaft of the gang tool lathe, the main shaft synchronous pulley 10 is connected with a spline structure through the front synchronous belt 8, the spline structure is connected with a rotary guide sleeve structure through the rear synchronous belt 11, the main shaft synchronous pulley 10 transmits the rotary motion of the main shaft to the spline structure through the front synchronous belt 8, and the spline structure transmits the rotary motion to the rotary guide sleeve structure through the rear synchronous belt 11; the spline structure comprises a spline front synchronizing wheel 34, a ball spline 29, a spline rear synchronizing structure and a limiting structure, the spline front synchronizing wheel 34 is connected with the main shaft synchronizing wheel 10 through a front synchronous belt 8, the spline front synchronizing wheel 34 is sleeved on the ball spline 29 and fixedly connected with the same, the spline rear synchronizing structure is sleeved on the ball spline 29 and rotates synchronously with the ball spline 29, the spline rear synchronizing structure can freely move along the axial direction of the ball spline 29, the limiting structure is arranged at the tail end of the ball spline 29, and the spline rear synchronizing structure is prevented from rolling down from the ball spline 29.
The synchronous pulley structure further comprises a front belt adjuster 7 and a rear belt adjuster 9, the front belt adjuster 7 and the rear belt adjuster 9 are arranged on the bearing seat support 4 and are respectively connected with the front synchronous belt 8 and the rear synchronous belt 11, and the front belt adjuster 7 and the rear belt adjuster 9 respectively adjust the tightness degree of the front synchronous belt 8 and the rear synchronous belt 11.
The present embodiment further includes a front dust cover 6 and a rear dust cover 5, the front dust cover 6 is disposed outside the spindle synchronizing wheel 10, the front belt 8 and the splined front synchronizing wheel 34, the rear dust cover 5 is disposed outside the splined rear synchronizing wheel 33, the front dust cover 6 is used for protecting the front transmission system, namely, the spindle synchronizing wheel 10, the front belt 8 and the splined front synchronizing wheel 34, and the rear dust cover 5 is used for protecting the rear transmission system, namely, the splined rear synchronizing wheel 33, so as to ensure that sundries cannot enter the front and rear transmission components, and simultaneously, as a safety protection device, ensure the personal safety of an operator.
The rotary guide sleeve structure comprises a follow rest 12, a flange 13, a guide sleeve bearing seat 14, an angular contact ball bearing 15, an outer spacer ring 16, an inner spacer ring 17, a mandrel 18, an inner nut 19, an outer nut 20, a guide sleeve synchronizing wheel 21 and a guide sleeve adjusting nut 22, wherein the guide sleeve synchronizing wheel 21 is fixedly connected with the mandrel 18, the guide sleeve adjusting nut 22 is connected with the mandrel 18 through a bolt, the angular contact ball bearing 15 is sleeved on the mandrel 18, the inner spacer ring 17, the outer spacer ring 16, the inner nut 19 and the outer nut 20 are further arranged on the mandrel 18, the guide sleeve bearing seat 14 is respectively connected with the mandrel 18, the angular contact ball bearing 15 and the outer spacer ring 16, the flange 13 is arranged on the guide sleeve bearing seat 14, the flange 13 is connected with the follow rest 12, the rotary guide sleeve structure mainly has the main function of supporting a workpiece and synchronously rotates with a main shaft, a tool nose of the workpiece is close to a supporting, can process extremely fine workpieces.
The spline rear synchronizing structure comprises a key sleeve, a spline rear synchronizing wheel 33 and a spacer 32. The device comprises a deep groove ball bearing 31, a shifting claw 36 and a shifting claw seat 35, wherein a key sleeve is sleeved on a ball spline 29, a spline rear synchronizing wheel 33 and a spacer sleeve 32 are connected with the key sleeve, the spline rear synchronizing wheel 33 is connected with the spacer sleeve 32 through a bolt, the spacer sleeve 32 is provided with the deep groove ball bearing 31, the deep groove ball bearing 31 is fixed through a locking nut I30, the deep groove ball bearing 31 at the lower part is connected with the shifting claw seat 35 through the shifting claw 36, the shifting claw seat 35 is connected with a follow rest 12 on a rotary guide sleeve structure, the shifting claw seat 35 is connected with the follow rest 12, so that the spline rear synchronizing structure moves along the Z axis along with equipment, and the shifting claw 36 is arranged on the shifting claw seat 35 and is used for driving the spline rear synchronizing wheel 33 and related parts thereof to move along the.
Limiting structure includes fender lid 24, gland 25, bearing 26, integral key shaft bearing 27, dust ring 28, and integral key shaft bearing 27 cover is established on ball spline 29, is equipped with bearing 26 between ball spline 29 and the integral key shaft bearing 27, and integral key shaft bearing 27 one end is equipped with dust ring 28, and the integral key shaft bearing 27 other end is equipped with gland 25, is equipped with fender lid 24 between gland 25 below and the ball spline 29, and ball spline 29 end is equipped with lock nut II 23.
The utility model discloses the theory of operation: the main shaft synchronous wheel 10 is fixed at the front end of the main shaft, the rotary motion of the main shaft is transmitted to the spline front synchronous wheel 34 through the front synchronous belt 8, and the spline front synchronous wheel 34 is fixedly connected with the ball spline 29, so that the ball spline 29 is driven to rotate; the spline rear synchronizing wheel 33 and the ball spline 29 rotate synchronously and can move freely along the axial direction; the spline rear synchronizing wheel 33 transmits the rotation motion to the guide sleeve synchronizing wheel 21 through the rear synchronizing belt 11, and the guide sleeve synchronizing wheel 21 is fixed with the mandrel 18, so that the synchronizing guide sleeve is driven to run in the same way as the rotating speed of the main shaft; the rotary guide sleeve structure plays a role in supporting a workpiece, a sectional view in the direction B-B in fig. 2 is shown in fig. 3, namely a structural schematic diagram of the rotary guide sleeve structure, the workpiece penetrates through a main shaft chuck to extend out and is supported by the rotary guide sleeve structure in an auxiliary mode, the rotary guide sleeve structure rotates synchronously with a main shaft through synchronous conduction of a ball spline 29, and meanwhile the rotary guide sleeve structure moves along with a Z axis of a large dragging plate, so that a cutting point of a cutter can be kept at a certain position away from the synchronous guide sleeve all the time, the cutting rigidity is good, and the rotary guide sleeve structure can be suitable for one-; the supporting structure is a rear support of a spline structure, so that a stable and stable supporting surface is ensured, the length of the ball spline 29 is locked to be the shortest, and vibration during high-speed motion is reduced.
Of course, the above description is only a specific embodiment of the present invention, and should not be considered as limiting the scope of the present invention. The present invention is not limited to the above examples, and the technical field of the present invention is applicable to the field of the present invention, such as the equalization change and the improvement made within the substantial range, which should be attributed to the coverage of the present invention.
Claims (7)
1. The utility model provides a be applied to synchronous guide pin bushing mechanism of small-size numerical control gang tool lathe which characterized in that: the automatic cutter arranging machine tool comprises a supporting structure, a synchronous pulley structure, a spline structure and a rotary guide sleeve structure, wherein the supporting structure is arranged on a cutter arranging lathe and connected with the spline structure to support the spline structure, and the spline structure is respectively connected with the synchronous pulley structure and the rotary guide sleeve structure; the synchronous pulley structure comprises a main shaft synchronous pulley, a front synchronous belt and a rear synchronous belt, the main shaft synchronous pulley is fixed at the front end of a main shaft of the gang tool lathe and is connected with a spline structure through the front synchronous belt, the spline structure is connected with a rotary guide sleeve structure through the rear synchronous belt, the main shaft synchronous pulley transmits the rotary motion of the main shaft to the spline structure through the front synchronous belt, and the spline structure transmits the rotary motion to the rotary guide sleeve structure through the rear synchronous belt; spline structure includes synchronous wheel before the spline, ball spline, spline after synchronous structure and limit structure, the synchronous wheel is connected with the main shaft synchronizing wheel before the spline through preceding hold-in range, before the spline the gear sleeve establish on the ball spline and fixed connection, synchronous structure cover establish behind the spline on the ball spline and with ball spline synchronous revolution, and the axial free movement of ball spline can be followed to synchronous structure behind the spline, the end of ball spline is equipped with limit structure.
2. The synchronous guide sleeve mechanism applied to the small-sized numerical control gang tool lathe according to claim 1, is characterized in that: the supporting structure comprises a supporting seat, a cross beam, a supporting seat and a bearing seat support, wherein two ends of the cross beam are respectively connected with the supporting seat, the supporting seat is fixedly arranged on the cross beam, and the bearing seat support is fixedly arranged on the supporting seat.
3. The synchronous guide sleeve mechanism applied to the small-sized numerical control gang tool lathe according to claim 1, is characterized in that: the synchronous pulley structure further comprises a front belt adjuster and a rear belt adjuster, wherein the front belt adjuster and the rear belt adjuster are arranged on the bearing seat support and are respectively connected with the front synchronous belt and the rear synchronous belt.
4. The synchronous guide sleeve mechanism applied to the small-sized numerical control gang tool lathe according to claim 1, is characterized in that: the dustproof structure comprises a main shaft synchronizing wheel, a front synchronous belt, a spline, a rear dustproof cover and a dustproof cover, wherein the front dustproof cover is arranged on the outer side of the front synchronizing wheel of the main shaft synchronizing wheel, the front synchronous belt and the spline, and the rear dustproof cover is arranged on the outer side of the rear synchronizing wheel of the spline.
5. The synchronous guide sleeve mechanism applied to the small-sized numerical control gang tool lathe according to claim 1, is characterized in that: the rotary guide sleeve structure comprises a follow rest, a flange, a guide sleeve bearing seat, an angular contact ball bearing, an outer space ring, an inner space ring, a mandrel, an inner nut, an outer spiral ring, a guide sleeve synchronizing wheel and a guide sleeve adjusting nut, wherein the guide sleeve synchronizing wheel is fixedly connected with the mandrel, the guide sleeve adjusting nut is connected with the mandrel through a bolt, the mandrel is sleeved with the angular contact ball bearing, the mandrel is further provided with the inner space ring, the outer space ring, the inner nut and the outer spiral ring, the guide sleeve bearing seat is respectively connected with the mandrel, the angular contact ball bearing and the outer space ring, the guide sleeve bearing seat is provided with the flange, and the flange is connected with the follow.
6. The synchronous guide sleeve mechanism applied to the small-sized numerical control gang tool lathe according to claim 5, is characterized in that: the spline rear synchronizing structure comprises a key sleeve, a spline rear synchronizing wheel, a spacer sleeve, a deep groove ball bearing, a shifting claw and a shifting claw seat, the key sleeve is sleeved on the ball spline, the spline rear synchronizing wheel and the spacer sleeve are connected with the key sleeve, the spline rear synchronizing wheel is connected with the spacer sleeve through a bolt, the deep groove ball bearing is arranged on the spacer sleeve, the deep groove ball bearing is fixed through a locking nut I, the deep groove ball bearing at the lower part is connected with the shifting claw seat through the shifting claw, and the shifting claw seat is connected with a follow rest on a rotating guide sleeve structure.
7. The synchronous guide sleeve mechanism applied to the small-sized numerical control gang tool lathe according to claim 6, is characterized in that: the limiting structure comprises a blocking cover, a pressing cover, a bearing, a spline bearing seat and a dustproof ring, the spline bearing seat is sleeved on the ball spline, the bearing is arranged between the ball spline and the spline bearing seat, the dustproof ring is arranged at one end of the spline bearing seat, the pressing cover is arranged at the other end of the spline bearing seat, the blocking cover is arranged between the pressing cover below and the ball spline, and a locking nut II is arranged at the tail end of the ball spline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020751429.5U CN212020109U (en) | 2020-05-08 | 2020-05-08 | Synchronous guide sleeve mechanism applied to small-sized numerical control gang tool lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020751429.5U CN212020109U (en) | 2020-05-08 | 2020-05-08 | Synchronous guide sleeve mechanism applied to small-sized numerical control gang tool lathe |
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| CN212020109U true CN212020109U (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020751429.5U Active CN212020109U (en) | 2020-05-08 | 2020-05-08 | Synchronous guide sleeve mechanism applied to small-sized numerical control gang tool lathe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113857900A (en) * | 2021-10-14 | 2021-12-31 | 中山市捷上同程数控机床有限公司 | Auxiliary guide sleeve synchronous clamping and rotating structure applied to shaft machining |
-
2020
- 2020-05-08 CN CN202020751429.5U patent/CN212020109U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113857900A (en) * | 2021-10-14 | 2021-12-31 | 中山市捷上同程数控机床有限公司 | Auxiliary guide sleeve synchronous clamping and rotating structure applied to shaft machining |
| CN113857900B (en) * | 2021-10-14 | 2023-08-22 | 中山市捷上同程数控机床有限公司 | Be applied to supplementary guide pin bushing synchronous clamp of shaft member processing and revolution mechanic |
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Denomination of utility model: A kind of synchronous guide sleeve mechanism applied to small numerical control lathe Effective date of registration: 20220608 Granted publication date: 20201127 Pledgee: Industrial and Commercial Bank of China Limited Weihai Huancui sub branch Pledgor: WEIHAI FIRST CNC PRECISION MACHINERY CO.,LTD. Registration number: Y2022980007362 |