CN219254739U - Axle sleeve truing equipment in main shaft - Google Patents
Axle sleeve truing equipment in main shaft Download PDFInfo
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- CN219254739U CN219254739U CN202320406075.4U CN202320406075U CN219254739U CN 219254739 U CN219254739 U CN 219254739U CN 202320406075 U CN202320406075 U CN 202320406075U CN 219254739 U CN219254739 U CN 219254739U
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- push rod
- main shaft
- shaft sleeve
- limiting
- sleeve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model belongs to the technical field of machining, in particular to a shaping device for a spindle middle shaft sleeve, which comprises a frame, wherein a limiting tool for limiting the spindle middle shaft sleeve is arranged on the frame, a left push rod driven by a first power device to transversely move and a right push rod driven by a second power device to transversely move are respectively arranged on the left side and the right side of the limiting tool, steel balls matched with an inner hole of the spindle middle shaft sleeve are arranged between the left push rod and the right push rod, and the left push rod and the right push rod push the steel balls to reciprocate in the inner hole. The utility model can effectively improve the finish of the inner hole of the shaft sleeve in the main shaft, and has low processing cost and high production efficiency.
Description
Technical field:
the utility model belongs to the technical field of machining, and particularly relates to a shaping device for a shaft sleeve in a main shaft.
The background technology is as follows:
the spindle of a sewing machine usually requires a sleeve, the sleeve 1 of which comprises an inner bore 11 which is arranged on the spindle, as shown in fig. 1. At present, the assembly of the middle shaft sleeve and the main shaft is inconvenient and the rotation of the main shaft is influenced due to the poor finish of the inner hole. The existing lathe tool is generally adopted to finish an inner hole, the machining cost is high, and the production efficiency is low.
The utility model comprises the following steps:
the utility model aims to provide a shaping and chamfering device for a shaft sleeve in a main shaft, which can effectively improve the smoothness of an inner hole of the shaft sleeve in the main shaft, and has low processing cost and high production efficiency.
The utility model is realized in the following way:
the utility model provides a spindle middle shaft sleeve shaping equipment, includes the frame, be equipped with the spacing frock of spacing spindle middle shaft sleeve in the frame, spacing frock left and right sides is equipped with respectively by power device one drive lateral shifting's left push rod and by power device two drive lateral shifting's right push rod, is equipped with the steel ball with spindle middle shaft sleeve's hole looks adaptation between left push rod and the right push rod, left push rod and right push rod promote steel ball reciprocating motion in the hole.
In the shaping device for the middle shaft sleeve of the main shaft, the limiting tool comprises a main limiting block arranged on the frame and used for limiting the middle shaft sleeve of the main shaft back and forth, a left limiting block arranged on the left side of the main limiting block and used for limiting the middle shaft sleeve of the main shaft in a left limiting mode, and a right limiting block arranged on the right side of the main limiting block and used for limiting the middle shaft sleeve of the main shaft in a right limiting mode, through holes for the steel balls and the left push rods to pass through are formed in the left limiting block, and through holes for the steel balls and the right push rods to pass through are formed in the right limiting block.
In the spindle middle shaft sleeve shaping equipment, the left push rod and the right push rod are round rods, and the diameter of the left push rod and the diameter of the right push rod are smaller than the diameter of the steel ball.
In the shaping equipment for the shaft sleeve in the main shaft, a left sliding plate which is driven by a first power device to transversely move is arranged on the left side of the shaft sleeve in the main shaft, a right sliding plate which is driven by a second power device to transversely move is arranged on the right side of the shaft sleeve in the main shaft, the left sliding plate is connected with the left end of a left push rod, a left guide block which guides the right end of the left push rod is arranged on the left side of a left limiting block, a through hole which allows the right end of the left push rod to pass through is formed in the left guide block, a right guide block which guides the left end of the right push rod is arranged on the right side of the right limiting block, and a through hole which allows the left end of the right push rod to pass through is formed in the right guide block.
In the spindle middle shaft sleeve shaping equipment, the mounting table is arranged on the frame, and the main limiting block, the left limiting block, the right limiting block, the left guide block and the right guide block are all arranged on the mounting table.
In the spindle middle shaft sleeve shaping device, the first power device and the second power device are a linear motor, a hydraulic motor, an air cylinder or a combination of the motor and a ball screw.
In the shaping device for the middle shaft sleeve of the main shaft, the frame is further provided with a clamping device for clamping the middle shaft sleeve of the main shaft, the left side of the clamping device is provided with a left chamfering tool driven to rotate by a first driving device, and the right side of the clamping device is provided with a right chamfering tool driven to rotate by a second driving device.
In the shaping device for the middle shaft sleeve of the main shaft, the clamping device is a front clamping block and a rear clamping block which are driven by an air cylinder to clamp and loosen the middle shaft sleeve of the main shaft, the first driving device and the second driving device can be electric main shafts, the first driving device is driven by the third driving device to transversely move, and the second driving device is driven by the fourth driving device to transversely move.
In the shaping device for the shaft sleeve in the main shaft, the first driving device and the second driving device can also be servo motors and hydraulic motors.
In the spindle middle shaft sleeve shaping device, the third power device and the fourth power device are a linear motor, a hydraulic motor, an air cylinder or a combination of the motor and a ball screw.
In the shaping equipment for the middle shaft sleeve of the main shaft, the machine frame is provided with the feeding and discharging device for grabbing and transferring the middle shaft sleeve of the main shaft.
In the shaping equipment for the shaft sleeve in the main shaft, the clamping device is arranged at the rear side of the limiting tool, the loading and unloading device comprises a movable plate which is driven by a power device five to move back and forth and move up and down, three grabbing devices are arranged on the movable plate at intervals back and forth, and each grabbing device comprises a front grabbing block and a rear grabbing block which are driven by an air cylinder to clamp and loosen the shaft sleeve in the main shaft.
In the shaping device for the shaft sleeve in the main shaft, the power device five can be a crank-link mechanism driven by a motor to move.
In the shaping device for the middle shaft sleeve of the spindle, the power device five may also be a cross sliding table module.
Compared with the prior art, the utility model has the outstanding advantages that:
1. the steel balls reciprocate in the inner holes to effectively improve the smoothness of the inner holes, and meanwhile, a lathe tool is not required to finish the inner holes, so that the machining cost is low, and the production efficiency is high;
2. the machine frame is also provided with the clamping device for clamping the shaft sleeve in the main shaft, the left side of the clamping device is provided with the left chamfering tool driven to rotate by the first driving device, the right side of the clamping device is provided with the right chamfering tool driven to rotate by the second driving device, the left chamfering tool is used for chamfering the left end of the inner hole, the right chamfering tool is used for chamfering the right end of the inner hole, only one-time clamping is needed, and the production efficiency is high.
Description of the drawings:
FIG. 1 is a perspective view of a spindle sleeve in a spindle of the present utility model;
FIG. 2 is a perspective view of the present utility model;
fig. 3 is a perspective view of a non-frame, loading and unloading device of the present utility model.
Reference numerals: 1. a main shaft middle shaft sleeve; 11. an inner bore; 21. a frame; 22. a left push rod; 23. a right push rod; 24. a main limiting block; 25. a left limiting block; 26. a right limiting block; 27. a left slide plate; 28. a right slide plate; 29. a left guide block; 30. a right guide block; 31. a mounting table; 32. a first driving device; 33. a second driving device; 34. a front clamping block; 35. a rear clamping block; 36. a moving plate; 37. a front grabbing block; 38. and (5) grabbing the block.
The specific embodiment is as follows:
the utility model is further described below with reference to the specific examples, see fig. 1-3:
the utility model provides a spindle middle shaft sleeve shaping equipment, includes frame 21, be equipped with the spacing frock of spacing spindle middle shaft sleeve 1 on the frame 21, spacing frock left and right sides is equipped with respectively by power device one drive lateral shifting's left push rod 22 and by power device two drive lateral shifting's right push rod 23, is equipped with the steel ball with spindle middle shaft sleeve 1's hole 11 looks adaptation between left push rod 22 and the right push rod 23, and left push rod 22 and right push rod 23 promote the steel ball reciprocating motion in hole 11.
The working principle of the utility model is as follows: as shown in fig. 1-3, the shaft sleeve 1 in the main shaft is limited on a limiting tool, the left push rod 22 is driven by the first power device to move rightwards to push the steel balls to move from the left end to the right end of the inner hole 11 of the shaft sleeve 1 in the main shaft, the right push rod 23 is driven by the second power device to move leftwards to push the steel balls to move from the right end to the left end of the inner hole 11 of the shaft sleeve 1 in the main shaft, and the inner hole 11 is shaped through the reciprocating movement of the steel balls in the inner hole 11, so that the inner wall surface of the inner hole 11 is smooth. The utility model effectively improves the finish of the inner hole 11 by the reciprocating movement of the steel ball in the inner hole 11, and simultaneously, the inner hole is finished without a turning tool, so that the processing cost is low and the production efficiency is high.
Typically, the ball moves within the bore 11 for two cycles (i.e., from the left end of the bore 11 to the right end, then from the right end of the bore 11 to the left end, then from the left end of the bore 11 to the right end, and finally from the right end of the bore 11 to the left end) to achieve the desired finish.
Structure of spacing frock: as shown in fig. 2 and 3, the limiting tool comprises a main limiting block 24 arranged on the frame 21 and used for limiting the main shaft middle shaft sleeve 1 forwards and backwards, a left limiting block 25 arranged on the left side of the main limiting block 24 and used for limiting the main shaft middle shaft sleeve 1 leftwards, and a right limiting block 26 arranged on the right side of the main limiting block 24 and used for limiting the main shaft middle shaft sleeve 1 rightwards, wherein through holes for the steel balls and the left push rod 22 to pass through are formed in the left limiting block 25, and through holes for the steel balls and the right push rod 23 to pass through are formed in the right limiting block 26. The left limiting block 25 and the right limiting block 26 limit the shaft sleeve 1 in the main shaft and lengthen the moving distance of the steel balls at the same time, so that the steel balls can effectively reshape the two ends of the inner hole 11.
Further, the left push rod 22 and the right push rod 23 are round rods, and the diameter of the left push rod 22 and the diameter of the right push rod 22 are smaller than the diameter of the steel ball. The left push rod 22 and the right push rod 23 can extend into the main shaft middle shaft sleeve 1, so that steel balls are prevented from being blocked in the main shaft middle shaft sleeve 1.
For guiding the right end of left push rod 22 and the left end of right push rod 23, the left side of axle sleeve 1 is equipped with by power device one drive lateral shifting's left slide 27, the right side is equipped with by power device two drive lateral shifting's right slide 28, the left end of left push rod 22 is connected to left slide 27, and left stopper 25 left side is equipped with the left guide block 29 that guides left push rod 22 right-hand member, is equipped with the through-hole that supplies left push rod 22 right-hand member to pass through on the left guide block 29, the right side of right slide 28 connection right push rod 23's right-hand member is equipped with the right guide block 30 that guides right push rod 23 left end, is equipped with the through-hole that supplies right push rod 23 left-hand member to pass through on the right guide block 30.
Mounting structure of main stopper 24, left stopper 25, right stopper 26, left guide block 29 and right guide block 30: the rack 21 is provided with an installation table 31, and the main limiting block 24, the left limiting block 25, the right limiting block 26, the left guide block 29 and the right guide block 30 are all arranged on the installation table 31.
Preferably, the first power device and the second power device are linear motors, hydraulic motors, air cylinders or a combination of the motors and ball screws. In this embodiment, the first power device and the second power device are a combination of a motor and a ball screw.
In order to chamfer the two ends of the inner hole 11, the frame 21 is further provided with a clamping device for clamping the shaft sleeve 1 in the main shaft, the left side of the clamping device is provided with a left chamfering tool driven to rotate by a first driving device 32, and the right side of the clamping device is provided with a right chamfering tool driven to rotate by a second driving device 33. The left chamfering tool is used for chamfering the left end of the inner hole 11, and the right chamfering tool is used for chamfering the right end of the inner hole 11.
The structure of the clamping device: as shown in fig. 2 and 3, the clamping device is a front clamping block 34 and a rear clamping block 35 which are driven by an air cylinder to clamp and unclamp the shaft sleeve 1 in the main shaft; the first driving device 32 and the second driving device 33 are motorized spindles; to facilitate adjustment of the left chamfer cutter position: the first driving device 32 is driven by the third power device to transversely move; to facilitate adjustment of the right chamfer cutter position: the second driving device 33 is driven by the fourth power device to move transversely.
Preferably, the third power device and the fourth power device are linear motors, hydraulic motors, air cylinders or a combination of the motors and the ball screw. In this embodiment, the third power device and the fourth power device are a combination of a motor and a ball screw.
In order to automatically feed and discharge, the labor intensity of operators is reduced, and the rack 21 is provided with a feeding and discharging device for grabbing and transferring the shaft sleeve 1 in the main shaft.
And the structure of the feeding and discharging device is as follows: as shown in fig. 2, the clamping device is disposed at the rear side of the limiting tool, the loading and unloading device includes a moving plate 36 driven by a power device five to move forward and backward and up and down, three grabbing devices are disposed on the moving plate 36 at intervals forward and backward, and the grabbing devices include a front grabbing block 37 and a rear grabbing block 38 driven by an air cylinder to clamp and loosen the shaft sleeve 1 in the main shaft. The first grabbing device from front to back grabs the unprocessed main shaft middle shaft sleeve 1, the second grabbing device grabs the shaped main shaft middle shaft sleeve 1, the third grabbing device grabs the chamfered main shaft middle shaft sleeve 1, the first grabbing device moves the unprocessed main shaft middle shaft sleeve 1 to a limiting tool along with the upward movement, the backward movement and the downward movement of the moving plate 36, the second grabbing device moves the shaped main shaft middle shaft sleeve 1 to a clamping device, the third grabbing device moves the chamfered main shaft middle shaft sleeve 1 out of the utility model, and then the moving plate 36 drives the three grabbing devices to move upwards and move forwards to reset.
And the structure of the power device is as follows: as shown in fig. 2, the fifth power device is a crank-link mechanism driven by a motor to move.
The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model, therefore: all equivalent changes in shape, structure and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (9)
1. A shaft sleeve shaping device in a main shaft is characterized in that: including frame (21), be equipped with the spacing frock of spacing main shaft middle shaft sleeve (1) on frame (21), spacing frock left and right sides is equipped with respectively by power device one drive lateral shifting's left push rod (22) and by power device two drive lateral shifting's right push rod (23), is equipped with the steel ball with the hole (11) looks adaptation of main shaft middle shaft sleeve (1) between left push rod (22) and right push rod (23), and left push rod (22) and right push rod (23) promote steel ball reciprocating motion in hole (11).
2. A spindle sleeve truing apparatus according to claim 1, wherein: the limiting tool comprises a main limiting block (24) arranged on a frame (21) and used for limiting the main shaft middle shaft sleeve (1) front and back, a left limiting block (25) arranged on the left side of the main limiting block (24) and used for limiting the main shaft middle shaft sleeve (1) left, and a right limiting block (26) arranged on the right side of the main limiting block (24) and used for limiting the main shaft middle shaft sleeve (1) right, through holes for steel balls and left push rods (22) to pass through are formed in the left limiting block (25), and through holes for the steel balls and right push rods (23) to pass through are formed in the right limiting block (26).
3. A spindle sleeve truing apparatus according to claim 2, wherein: the left push rod (22) and the right push rod (23) are round rods, and the diameter of the left push rod (22) and the diameter of the right push rod (23) are smaller than the diameter of the steel ball.
4. A spindle sleeve truing apparatus according to claim 2, wherein: the main shaft middle shaft sleeve (1) left side be equipped with by power device one drive lateral shifting's left slide (27), right side be equipped with by power device two drive lateral shifting's right slide (28), the left end of left push rod (22) is connected to left slide (27), left stopper (25) left side is equipped with left guide block (29) that carries out the direction to left push rod (22) right-hand member, is equipped with the through-hole that supplies left push rod (22) right-hand member to pass through on left guide block (29), the right-hand member of right push rod (23) is connected to right slide (28), and right stopper (26) right side is equipped with right guide block (30) that carries out the direction to right push rod (23) left end, is equipped with the through-hole that supplies right push rod (23) left end to pass through on right guide block (30).
5. A spindle sleeve truing apparatus according to claim 1, wherein: the machine frame (21) is also provided with a clamping device for clamping the middle shaft sleeve (1) of the main shaft, the left side of the clamping device is provided with a left chamfering tool driven to rotate by a first driving device (32), and the right side of the clamping device is provided with a right chamfering tool driven to rotate by a second driving device (33).
6. The spindle sleeve shaping apparatus of claim 5 wherein: the clamping device is characterized in that a cylinder drives a front clamping block (34) and a rear clamping block (35) of a shaft sleeve (1) in the main shaft to clamp and loosen, a first driving device (32) and a second driving device (33) are motorized main shafts, the first driving device (32) is driven by a third power device to transversely move, and the second driving device (33) is driven by a fourth power device to transversely move.
7. The spindle sleeve shaping apparatus of claim 5 wherein: the machine frame (21) is provided with a feeding and discharging device for grabbing and transferring the shaft sleeve (1) in the main shaft.
8. The spindle sleeve shaping apparatus of claim 7 wherein: the clamping device is arranged at the rear side of the limiting tool, the feeding and discharging device comprises a moving plate (36) which is driven by a power device five to move front and back and up and down, three grabbing devices are arranged on the moving plate (36) at intervals front and back, and each grabbing device comprises a front grabbing block (37) and a rear grabbing block (38) which are driven by an air cylinder to clamp and loosen a shaft sleeve (1) in the main shaft.
9. The spindle sleeve shaping apparatus of claim 8 wherein: the fifth power device is a crank-link mechanism driven by a motor to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320406075.4U CN219254739U (en) | 2023-02-28 | 2023-02-28 | Axle sleeve truing equipment in main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320406075.4U CN219254739U (en) | 2023-02-28 | 2023-02-28 | Axle sleeve truing equipment in main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219254739U true CN219254739U (en) | 2023-06-27 |
Family
ID=86873740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320406075.4U Active CN219254739U (en) | 2023-02-28 | 2023-02-28 | Axle sleeve truing equipment in main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219254739U (en) |
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2023
- 2023-02-28 CN CN202320406075.4U patent/CN219254739U/en active Active
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