CN215200860U - Tool changing system worm assembly structure convenient to adjust and capable of eliminating worm play - Google Patents
Tool changing system worm assembly structure convenient to adjust and capable of eliminating worm play Download PDFInfo
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- CN215200860U CN215200860U CN202022618084.9U CN202022618084U CN215200860U CN 215200860 U CN215200860 U CN 215200860U CN 202022618084 U CN202022618084 U CN 202022618084U CN 215200860 U CN215200860 U CN 215200860U
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- pressure regulating
- regulating nut
- eccentric flange
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Abstract
The utility model discloses a tool changing system worm assembly structure convenient to adjust in order to eliminate worm drunkenness, it is in through the rotatable setting of a pair of eccentric flange, both ends of a pair of support bearing of installing on casing shell worm, axial on the eccentric flange compress tightly fixedly support bearing's a pair of pressure regulating nut, the hole surface of eccentric flange is provided with one section screw hole, the pressure regulating nut cover is established on the worm and settle in the eccentric flange, pressure regulating nut's peripheral surface be provided with screw hole complex external screw thread structure, support bearing's inner circle passes through spacing and outer lane are blockked to pass through pressure regulating nut supports and holds the locking. The utility model discloses clearance between can be quick, convenient regulation worm and the mounting flange, the drunkenness phenomenon of worm is eliminated, the rotatory smooth and easy nature of guarantee worm.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an automatic tool changing system device especially relates to a tool changing system worm assembly structure convenient to adjust in order to eliminate the worm drunkenness.
[ background of the invention ]
The transmission of the automatic tool changing system of the tool magazine of the existing processing machine tool is divided into a bevel gear mechanism and a worm and gear mechanism, wherein the transmission mode of the worm and gear is the mainstream. Because the accuracy and the durability of the operation of the tool changing system are very high, the assembly precision requirement on the workpiece machining precision and the mechanism assembly precision is higher, particularly the assembly of the worm mechanism connected with the motor at the beginning is the most critical, and in order to eliminate the workpiece machining error and the assembly error, an adjusting mechanism is specially designed to eliminate the clearance so that the mechanism meets the requirements on the operation precision and the durability. In the worm clearance adjustment method in the prior art, the fixing flanges at the two ends of the supporting worm are additionally provided with adjusting screws to adjust the clearance between the worm and the fixing flanges, as shown in fig. 1, but the following disadvantages exist: 1) the adjustment in the mode can only be performed in a single direction, namely, the adjusting screw can only adjust the fixed flange outwards, the gap between the worm and the fixed flange is enlarged, and the gap between the worm and the fixed flange cannot be reduced; 2) the clearance is adjusted by a plurality of adjusting screws, when the adjusting is finished and the fixing screws are locked, the end face of the flange and the end face of the shell are not tightly attached, so that the pressures of all sides cannot be controlled, the worm is stressed unevenly during transmission, and the service life and the smoothness of the mechanism are reduced; 3) the clearance between the worm and the bearing is adjusted, so that the shell and the fixed flange cannot be tightly adhered, and the resonance generated during the operation of the mechanism influences the mechanical performance.
Therefore, in order to overcome the disadvantages of the prior art, it is necessary to provide a new worm assembly structure for a tool changing system that is easy to adjust to eliminate the play of the worm screw.
[ Utility model ] content
A primary object of the utility model is to provide a tool changing system worm assembly structure convenient to adjust in order to eliminate the worm drunkenness, clearance between can quick, convenient regulation worm and the mounting flange eliminates the drunkenness phenomenon of worm, the rotatory smooth and easy nature of guarantee worm.
The utility model discloses a following technical scheme realizes above-mentioned purpose: the utility model provides a tool changing system worm assembly structure convenient to adjust in order to eliminate worm drunkenness, it is in through the rotatable setting of a pair of eccentric flange, both ends of installing on casing a pair of support bearing worm, axial on the eccentric flange compress tightly fixedly a pair of pressure regulating nut of support bearing, the hole surface of eccentric flange is provided with one section screw hole, the pressure regulating nut cover is established just settle on the worm in the eccentric flange, pressure regulating nut's peripheral surface be provided with screw hole complex external screw thread structure, support bearing's inner circle passes through the step terminal surface of worm blocks spacing and the outer lane passes through pressure regulating nut supports and holds the locking.
Further, the pressure regulating nut includes preceding pressure regulating nut and back pressure regulating nut, eccentric flange includes preceding eccentric flange and back eccentric flange, support bearing includes preceding support bearing and back support bearing.
Furthermore, the peripheral surface of the pressure regulating nut is also provided with an annular groove, and a sealing ring for sealing the pressure regulating nut and the eccentric flange is arranged in the annular groove.
Furthermore, the worm gear further comprises an oil seal which is sleeved on the worm and is arranged in the inner hole of the pressure regulating nut.
Further, the eccentric flange includes that support shaft sleeve, diameter are greater than support shaft sleeve block the mounting panel, the screw hole set up in block on the hole that the mounting panel corresponds the section.
Furthermore, a plurality of waist-shaped assembling holes which are assembled and adjusted with the shell body are formed in the blocking mounting plate.
Compared with the prior art, the utility model discloses be convenient for adjust the beneficial effect who lies in with the tool changing system worm assembly structure who eliminates the worm drunkenness: the eccentric flanges at the two ends of the worm are respectively and additionally provided with a pressure regulating nut to regulate the gap between the support bearing and the joint end face of the worm and the mutual pressing force of the support bearing and the joint end face of the worm so as to achieve the best assembling effect, the end face of the worm fixing flange is completely jointed with the end face of the shell without a gap, and the resonance problem during operation is eliminated; the pressure regulating nut can regulate the close fit between the support bearing and the end surface of the worm, and is also provided with an O-shaped sealing ring, so that oil leakage is prevented doubly, the clearance adjustment is convenient and quick, the assembly and adjustment time is saved, the parallelism and the verticality of the worm can be effectively ensured by singly regulating the pressure regulating nut, the transmission smoothness is ensured, and the service life is prolonged; the problem of the drunkenness that the worm leads to because of with flange fit clearance is effectively solved.
[ description of the drawings ]
FIG. 1 is a cross-sectional structural view of a prior art worm assembly;
FIG. 2 is a partial sectional view of the worm assembly of the present embodiment;
FIG. 3 is an exploded view of the worm assembly of the present embodiment;
FIG. 4 is an exploded view of the eccentric flange and the pressure regulating nut of the present embodiment;
the figures in the drawings represent:
100 a tool changing system worm assembly structure which is convenient to adjust to eliminate worm play;
101 a cabinet housing;
1' eccentric front flange; 2' eccentric rear flange; 3' adjusting screws; a 4' worm; a 5' front support bearing; 6' rear support bearing;
1, a front eccentric flange; 2, a front pressure regulating nut, 21 external thread structures and 22 annular grooves; 3, rear eccentric flange, 31 support shaft sleeve, 32 block mounting plate, 33 waist-shaped mounting hole and 34 threaded hole; 4, a rear pressure regulating nut; 5, a worm; 6 front support bearing; 7 rear support bearings; 8, front oil sealing; 9, oil sealing after the step; sealing before 10; 11 rear seal ring.
[ detailed description ] embodiments
Example (b):
referring to fig. 2-4, the tool changing system worm assembly structure 100 for facilitating adjustment to eliminate worm play of the present embodiment includes a front eccentric flange 1 and a rear eccentric flange 3 mounted on a housing 101, a worm 5 rotatably disposed on the front eccentric flange 1 and the rear eccentric flange 3 through a front support bearing 6 and a rear support bearing 7 at both ends, a front pressure regulating nut 2 and a rear pressure regulating nut 4, a section of threaded hole 34 is disposed on inner bore surfaces of the front eccentric flange 1 and the rear eccentric flange 3, the front pressure regulating nut 2 and the rear pressure regulating nut 4 are sleeved on the worm 5 and are respectively disposed in the front eccentric flange 1 and the rear eccentric flange 3, outer circumferential surfaces of the front pressure regulating nut 2 and the rear pressure regulating nut 4 are respectively provided with an external thread structure 21 matched with the threaded hole 34, an inner ring of the front support bearing 6 is stopped and limited by a step surface of the worm 5, and an outer ring is supported by the front pressure regulating nut 2 and locked, the inner ring of the rear support bearing 7 is blocked and limited by the step surface of the worm 5, and the outer ring is propped and locked by the rear pressure regulating nut 4.
The outer peripheral surfaces of the front pressure regulating nut 2 and the rear pressure regulating nut 4 are also provided with an annular groove 22, and the annular groove 22 is internally provided with a front sealing ring 10 for sealing the front pressure regulating nut 2 and the front eccentric flange 1 or a rear sealing ring 11 for sealing an assembly gap between the rear pressure regulating nut 4 and the rear eccentric flange 3.
The embodiment also comprises a front oil seal 8 which is sleeved on the worm 5 and is arranged in the inner hole of the front pressure regulating nut 2, and a rear oil seal 9 which is sleeved on the worm 5 and is arranged in the inner hole of the rear pressure regulating nut 4.
The front eccentric flange 1 and the rear eccentric flange 3 both comprise a supporting shaft sleeve 31 and a blocking mounting plate 32 with the diameter larger than that of the supporting shaft sleeve 31, and the threaded hole 34 is formed in an inner hole of a corresponding section of the blocking mounting plate 32. The blocking mounting plate 32 is provided with a plurality of waist-shaped mounting holes 33 which are assembled and adjusted with the casing body 101. The support sleeve 31 is used for mounting the front support bearing 6 or the rear support bearing 7.
In the embodiment, the eccentric flanges at the two ends of the worm are respectively and additionally provided with a pressure regulating nut to regulate the gap between the support bearing and the joint end surface of the worm and the mutual pressing force of the support bearing and the joint end surface of the worm so as to achieve the best assembling effect, the end surface of the worm fixing flange is completely jointed with the end surface of the shell without a gap, and the resonance problem during operation is eliminated; the pressure regulating nut can regulate the close fit between the support bearing and the end surface of the worm, and is also provided with an O-shaped sealing ring, so that oil leakage is prevented doubly, the clearance adjustment is convenient and quick, the assembly and adjustment time is saved, the parallelism and the verticality of the worm can be effectively ensured by singly regulating the pressure regulating nut, the transmission smoothness is ensured, and the service life is prolonged; the problem of the drunkenness that the worm leads to because of with flange fit clearance is effectively solved.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (6)
1. The utility model provides a tool changing system worm assembly structure convenient to adjust in order to eliminate worm drunkenness which characterized in that: it is in through the rotatable setting of a pair of eccentric flange, both ends on casing body a pair of support bearing worm, axial on the eccentric flange compress tightly fixedly a pair of pressure regulating nut of support bearing, the hole surface of eccentric flange is provided with one section screw hole, the pressure regulating nut cover is established just settle on the worm in the eccentric flange, pressure regulating nut's peripheral surface be provided with screw hole complex external screw thread structure, support bearing's inner circle passes through the step terminal surface of worm blocks spacing and the outer lane passes through pressure regulating nut supports and holds the locking.
2. The tool changing system worm mounting arrangement for facilitating adjustment to eliminate worm play as set forth in claim 1, wherein: the pressure regulating nut comprises a front pressure regulating nut and a rear pressure regulating nut, the eccentric flange comprises a front eccentric flange and a rear eccentric flange, and the supporting bearing comprises a front supporting bearing and a rear supporting bearing.
3. The tool changing system worm mounting arrangement for facilitating adjustment to eliminate worm play as set forth in claim 1, wherein: the outer peripheral surface of the pressure regulating nut is also provided with an annular groove, and a sealing ring for sealing the pressure regulating nut and the eccentric flange is arranged in the annular groove.
4. The tool changing system worm mounting arrangement for facilitating adjustment to eliminate worm play as set forth in claim 1, wherein: the worm is sleeved with an oil seal which is arranged in the inner hole of the pressure regulating nut.
5. The tool changing system worm mounting arrangement for facilitating adjustment to eliminate worm play as set forth in claim 1, wherein: the eccentric flange comprises a supporting shaft sleeve and a blocking mounting plate, the diameter of the eccentric flange is larger than that of the supporting shaft sleeve, and the threaded hole is formed in an inner hole of a corresponding section of the blocking mounting plate.
6. The tool changing system worm mounting arrangement for facilitating adjustment to eliminate worm drunkenness as set forth in claim 5, wherein: the blocking mounting plate is provided with a plurality of waist-shaped assembling holes which are assembled and adjusted with the shell body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022618084.9U CN215200860U (en) | 2020-11-13 | 2020-11-13 | Tool changing system worm assembly structure convenient to adjust and capable of eliminating worm play |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022618084.9U CN215200860U (en) | 2020-11-13 | 2020-11-13 | Tool changing system worm assembly structure convenient to adjust and capable of eliminating worm play |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215200860U true CN215200860U (en) | 2021-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022618084.9U Active CN215200860U (en) | 2020-11-13 | 2020-11-13 | Tool changing system worm assembly structure convenient to adjust and capable of eliminating worm play |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215200860U (en) |
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2020
- 2020-11-13 CN CN202022618084.9U patent/CN215200860U/en active Active
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