CN209754197U - Gear hobbing machine clamp for turntable bearing - Google Patents
Gear hobbing machine clamp for turntable bearing Download PDFInfo
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- CN209754197U CN209754197U CN201920393807.4U CN201920393807U CN209754197U CN 209754197 U CN209754197 U CN 209754197U CN 201920393807 U CN201920393807 U CN 201920393807U CN 209754197 U CN209754197 U CN 209754197U
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- fixing
- base station
- turntable bearing
- hobbing machine
- sliding block
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Abstract
The utility model relates to a hobbing machine fixture for a turntable bearing, which relates to the field of mechanical manufacturing, comprises a rotary base station and is characterized in that pre-fixing seats arranged in pairs are respectively arranged on the rotary base station, fastening components are arranged on the pre-fixing seats, the pre-fixing seats are symmetrically arranged on the end surface of the rotary base station, a hydraulic cylinder is horizontally arranged in the rotary base station, the end surface of the rotary base station is provided with a limiting groove, the pre-fixing seats and an output shaft of the hydraulic cylinder are arranged in the limiting groove in a penetrating way, when the turntable bearing needs to be fixed, the hydraulic cylinder is started in advance, the pre-fixing seats are adjusted to corresponding positions by the output shaft of the hydraulic cylinder, then the pre-fixing seats are tightened by the fastening components, the positions of the pre-fixing seats can be adjusted for the turntable bearings with different diameters, the limiting grooves are simultaneously arranged, the pre-fixing, simple and convenient, and wide applicability.
Description
Technical Field
the utility model belongs to the technical field of the machine-building and specifically relates to a hobbing machine anchor clamps for carousel bearing are related to.
Background
The turntable bearing is a large bearing with a special structure which can bear the comprehensive loads such as larger axial load, radial load, overturning moment and the like and integrates multiple functions of supporting, rotating, transmitting, fixing and the like. In general, the turntable bearing is provided with a mounting hole, lubricating oil and a sealing device, so that different requirements of various hosts working under different working conditions can be met; on the other hand, the turntable bearing has the characteristics of compact structure, convenient guide rotation, simple and convenient installation, easy maintenance and the like, and is widely applied to large-scale slewing devices such as hoisting and transporting machinery, mining machines, constructional engineering machinery, port machinery, wind power generation, medical equipment, radars, missile launching cradles and the like. The diameter of the turntable bearing is generally large, and a gear hobbing machine is generally adopted for tooth groove machining.
However, the diameter of the turntable bearing is different from that of a solid gear, and the end face and the inner side of the turntable bearing need to be simultaneously fixed and clamped, so that a common clamp for a gear hobbing machine cannot meet the clamping requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a gear hobbing machine anchor clamps for carousel bearing has the centre gripping fastening, advantage with adjustable size.
The above object of the present invention can be achieved by the following technical solutions: the utility model provides a gear hobbing machine anchor clamps for carousel bearing, includes rotatory base station, still include in be equipped with the pre-fixing base that sets up in pairs on the rotatory base station respectively, be equipped with fastening components on the pre-fixing base, the pre-fixing base in rotatory base station terminal surface symmetry sets up, the level is equipped with the pneumatic cylinder in the rotatory base station, rotatory base station terminal surface is equipped with the spacing groove, the pre-fixing base with the output shaft of pneumatic cylinder is worn to locate the spacing groove is connected.
Implement above-mentioned technical scheme, when needs fixed disc bearing, start the pneumatic cylinder in advance, the pneumatic cylinder output shaft will be fixed a position in advance, will fasten the base in advance through fastening components afterwards, to the position of the adjustable fixing base in advance of the disc bearing of different diameters, set up the spacing groove simultaneously, can return to the spacing groove tip in unison after accomplishing processing, rectify each position of fixing base in advance, simple and convenient, extensive applicability.
The utility model discloses further set up to: the pre-fixing seat is provided with 6 pairs of fixing seats distributed on the upper end face of the rotary base station, the bottom end of the pre-fixing seat is provided with a fixing sleeve, a fixing bolt is arranged on the periphery of the fixing sleeve, and the output shaft penetrates through the fixing sleeve and is fixed with the fixing sleeve through the fixing bolt.
implement above-mentioned technical scheme, set up 6 fixing base in advance, fix more firm, accurate to the carousel bearing, peg graft and fix through fixing bolt through fixed cover and pneumatic cylinder output shaft, be convenient for maintain and dismantle.
The utility model discloses further set up to: the pre-fixing seat is prism-shaped, and the upper end of the pre-fixing seat is provided with a sliding surface with a polished surface.
Implement above-mentioned technical scheme, the prism form pre-fixing base compares rectangle or cylinder more firm, supports more stably, and the slip plane polishing is convenient for fastener and is fastened simultaneously.
The utility model discloses further set up to: be equipped with on the sliding surface along the spout that rotatory base station radius set up, fastening component is including being massive sliding block, sliding block and spout sliding connection, fixing base upper end inside is equipped with the tight cylinder in top with sliding block one side is connected, the tight cylinder in top drives sliding block follows the spout internal motion.
Implement above-mentioned technical scheme, set up spout and sliding block, the sliding block of being convenient for removes along the spout, can finely tune carousel bearing's estimation, makes the centre gripping fixed more accurate, opens simultaneously and pushes up tight cylinder and make the sliding block remove and push up carousel bearing along the spout, carries out preliminary location fixed to the carousel bearing.
The utility model discloses further set up to: the fastening assembly further comprises a fixing column, wherein the chute is arranged towards one end of the circle center of the pre-fixing base, the top end of the fixing column is hinged with a pressing block, and a fastening screw rod is arranged at one end, far away from the fixing column, of the pressing block.
Implement above-mentioned technical scheme, when fixing the carousel bearing, with compact heap and carousel bearing laminating, rotate through fastening screw afterwards and compress tightly compact heap and carousel bearing.
The utility model discloses further set up to: one end of the sliding block, which is far away from the fixed column, is semicircular.
Implement above-mentioned technical scheme, contact surface is laminated more when semicircular sliding block terminal surface and the contact of slewing bearing, avoids fish tail slewing bearing.
The utility model discloses further set up to: one end of the compressing block close to the fastening screw rod is integrally in a Z-shaped step shape, and the lower side of the compressing block is in a semi-cylindrical shape.
According to the technical scheme, the pressing block and the end, close to the fastening screw, of the pressing block are integrally in the Z-shaped step shape, the upper half portion of the step shape of the Z-shaped step shape is attached to and pressed against the end face of the turntable bearing, the lower half portion of the step shape of the Z-shaped step shape is used for tightly pushing the inner side wall of the turntable bearing, and meanwhile the semi-cylindrical shape is also used for avoiding scratching the turntable bearing.
The utility model discloses further set up to: and a torsional spring is arranged at the joint of the compressing block and the fixed column, and the torsional spring has a tendency of driving the compressing block to tilt upwards.
Implement above-mentioned technical scheme, set up the torsional spring, accomplish the gear hobbing when the carousel bearing, not hard up fastening screw, the compact heap is rebound under the torsional spring effect, does not influence and carries out hoist and mount on next step to the carousel bearing.
To sum up, the utility model discloses a beneficial technological effect does:
1. The utility model discloses a hobbing machine clamp for turntable bearing, which comprises a rotary base station and pre-fixing seats arranged in pairs on the rotary base station, wherein fastening components are arranged on the pre-fixing seats, the pre-fixing seats are symmetrically arranged on the end surface of the rotary base station, a hydraulic cylinder is horizontally arranged in the rotary base station, the end surface of the rotary base station is provided with a limiting groove, the pre-fixing seats and the output shaft of the hydraulic cylinder are arranged in the limiting groove in a penetrating way, so that when the turntable bearing needs to be fixed, the hydraulic cylinder is started in advance, the pre-fixing seats are adjusted to corresponding positions by the output shaft of the hydraulic cylinder, then the pre-fixing seats are fastened by the fastening components, the positions of the pre-fixing seats can be adjusted for the turntable bearings with different diameters, the limiting grooves are simultaneously arranged, the pre-fixing seats can be uniformly returned to the end parts of the, the method is simple and convenient and has wide applicability;
2. Through setting up pneumatic cylinder promotion fixing base in advance, set up simultaneously and push up tight cylinder and make the sliding block further push up tightly to the carousel bearing, fix a position carousel bearing in grades, it is more accurate.
Drawings
Fig. 1 is an overall structure schematic diagram of a hobbing machine clamp for a turntable bearing in a mounting state.
Fig. 2 is a schematic view of the overall structure of a hobbing machine fixture for a turntable bearing provided by the present invention.
3 fig. 3 3 3 is 3 a 3 schematic 3 view 3 of 3 the 3 structure 3 of 3 line 3 a 3- 3 a 3 in 3 fig. 3 2 3. 3
Fig. 4 is an enlarged schematic view of part B of fig. 3.
In the figure: 1. rotating the base platform; 2. rotating the teeth; 3. a pre-fixing seat; 4. a limiting groove; 5. a hydraulic cylinder; 6. an output shaft; 7. a fastening assembly; 8. fixing a sleeve; 9. fixing the bolt; 10. a slip surface; 11. a chute; 12. a sliding block; 13. tightly pushing the air cylinder; 14. fixing a column; 15. a compression block; 16. fastening a screw rod; 17. a torsion spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 3, a hobbing machine fixture for a turntable bearing disclosed by the present invention comprises a rotary base 1, wherein the rotary base 1 is rotatably connected with the ground, the periphery of the rotary base 1 is further provided with a rotary tooth 2, the rotary base 1 is driven to rotate by the rotary tooth 2 and the connection with a power source, the rotary base 1 is respectively provided with pre-fixing seats 3 arranged in pairs, the number of the pre-fixing seats 3 is 6, the end surface of the rotary base 1 is provided with 6 corresponding limiting grooves 4, the limiting grooves 4 are coaxially arranged with the rotary base 1, the rotary base 1 is further provided with 6 sets of hydraulic cylinders 5, wherein the output shafts 6 of the hydraulic cylinders 5 are connected with the pre-fixing seats 3, the pre-fixing seats 3 are provided with fastening components 7, so that the 6 pre-fixing seats 3 are provided, the fixing for the turntable bearing is more stable and accurate, when the turntable bearing needs to be fixed, the, pneumatic cylinder 5 output shaft 6 will fix in advance 3 and adjust to relevant position, will fix in advance 3 through fastening components 7 afterwards and step up, to the adjustable position of fixing in advance 3 of the carousel bearing of different diameters, set up spacing groove 4 simultaneously, can return to 4 tip of spacing groove in unison after accomplishing processing, rectifies each position of fixing in advance 3, simple and convenient, extensive applicability.
Referring to fig. 2 and 3, the bottom of the pre-fixing seat 3 is provided with a fixing sleeve 8, the periphery of the fixing sleeve 8 is provided with a fixing bolt 9, the output shaft 6 of the hydraulic cylinder 5 passes through the fixing sleeve 8 and is fixed with the fixing sleeve 8 through the fixing bolt 9, and the fixing sleeve 8 is inserted into the output shaft 6 of the hydraulic cylinder 5 and is fixed through the fixing bolt 9, so that the maintenance and the disassembly are facilitated.
Referring to fig. 3 and 4, the pre-fixing base 3 is prism-shaped, the upper end of the pre-fixing base 3 is provided with a sliding surface 10 with a polished surface, the prism-shaped pre-fixing base 3 is more stable than a rectangle or a cylinder, the support is more stable, meanwhile, the polishing of the sliding surface 10 facilitates the movement of the fastening device along the sliding surface 10, the sliding surface 10 is provided with a sliding groove 11 arranged along the radius of the rotary base platform 1, the fastening component 7 comprises a block-shaped sliding block 12, the sliding block 12 is in sliding connection with the sliding groove 11, a jacking cylinder 13 is arranged inside the upper end of the pre-fixing seat 3 and is connected with one side of the sliding block 12, the jacking cylinder 13 drives the sliding block 12 to move along the sliding groove 11, the sliding groove 11 and the sliding block 12 are arranged, can finely tune the estimation of carousel bearing, make the centre gripping fixed more accurate, open simultaneously and push up tight cylinder 13 and make sliding block 12 remove along spout 11 and push up the carousel bearing tightly, carry out preliminary location fixed to the carousel bearing.
Referring to fig. 3 and 4, after the turntable bearing is preliminarily positioned and fixed, the end face of the turntable bearing needs to be fastened, the fastening assembly 7 further comprises a fixed column 14 arranged at one end of the chute 11 facing the center of the circle of the pre-fixed seat 3, a pressing block 15 is hinged at the top end of the fixed column 14, one end of the sliding block 12 far away from the fixed column 14 is semicircular, the contact surface is more attached when the end face of the semicircular sliding block 12 is contacted with the turntable bearing, the turntable bearing is prevented from being scratched, a fastening screw 16 is arranged at one end of the pressing block 15 far away from the fixed column 14, the end of the pressing block 15 close to the fastening screw 16 is integrally in a Z-shaped step shape, the lower side of the pressing block 15 is in a semicircular column shape, the pressing block 15 is attached to the turntable bearing, then the pressing block 15 is pressed to the turntable bearing through the rotation of the fastening screw 16, the lower half part of the ladder-shaped step shape of the whole turntable bearing support tightly pushes the inner side wall of the turntable bearing, and the semi-cylindrical shape also avoids scratching the turntable bearing.
Referring to fig. 4, after the hobbing of the turntable bearing is completed, the fastening screw 16 is loosened, the top end of the fixed column 14 is hinged to the pressing block 15 through the torsion spring 17, the pressing block 15 moves upwards under the action of the torsion spring 17, the next step of hoisting of the turntable bearing is not influenced, and the turntable bearing is simple and practical.
Working process (principle): the utility model discloses a hobbing machine fixture for a turntable bearing, which comprises a rotary base platform 1 and pre-fixing bases 3 arranged in pairs on the rotary base platform 1, wherein fastening components 7 are arranged on the pre-fixing bases 3, the pre-fixing bases 3 are symmetrically arranged on the end surface of the rotary base platform 1, a hydraulic cylinder 5 is horizontally arranged in the rotary base platform 1, a limiting groove 4 is arranged on the end surface of the rotary base platform 1, the pre-fixing bases 3 and an output shaft 6 of the hydraulic cylinder 5 are arranged in the limiting groove 4 in a penetrating way, therefore, when the turntable bearing needs to be fixed, the hydraulic cylinder 5 is started in advance, the output shaft 6 of the hydraulic cylinder 5 is pushed to adjust the pre-fixing bases 3 to corresponding positions, then the pre-fixing bases 3 are fastened through the fastening components 7, the positions of the pre-fixing bases 3 can be adjusted for the turntable bearings with different diameters, the limiting grooves 4 are simultaneously, the positions of the pre-fixing seats 3 are corrected, and the method is simple, convenient and wide in applicability.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a gear hobbing machine anchor clamps for slewing bearing, includes rotatory base station (1), its characterized in that: still include in be equipped with pre-fixing base (3) that set up in pairs on rotatory base station (1) respectively, be equipped with fastening components (7) on pre-fixing base (3), pre-fixing base (3) in rotatory base station (1) terminal surface symmetry sets up, the level is equipped with pneumatic cylinder (5) in rotatory base station (1), rotatory base station (1) terminal surface is equipped with spacing groove (4), pre-fixing base (3) with output shaft (6) of pneumatic cylinder (5) are worn to locate spacing groove (4) are connected.
2. The hobbing machine clamp for the turntable bearing according to claim 1, characterized in that: pre-fixing base (3) be provided with 6 in pairs and distribute in rotatory base station (1) up end, pre-fixing base (3) bottom is equipped with fixed cover (8), fixed cover (8) periphery is equipped with fixing bolt (9), output shaft (6) pass fixed cover (8) and with fixed cover (8) pass through fixing bolt (9) are fixed.
3. The hobbing machine jig for the turntable bearing according to claim 2, characterized in that: the pre-fixing seat (3) is prism-shaped, and a sliding surface (10) with a polished surface is arranged at the upper end of the pre-fixing seat (3).
4. The hobbing machine clamp for the turntable bearing according to claim 3, characterized in that: be equipped with on slip face (10) and follow spout (11) that rotatory base station (1) radius set up, fastening component (7) are including being massive sliding block (12), sliding block (12) and spout (11) sliding connection, fixing base (3) upper end inside be equipped with top tight cylinder (13) with sliding block (12) one side is connected, top tight cylinder (13) drive sliding block (12) are followed spout (11) internal motion.
5. The hobbing machine jig for the turntable bearing according to claim 4, characterized in that: the fastening assembly (7) further comprises a fixing column (14) which is arranged at one end, facing the circle center of the pre-fixing base (3), of the sliding groove (11), a pressing block (15) is hinged to the top end of the fixing column (14), and a fastening screw (16) is arranged at one end, far away from the fixing column (14), of the pressing block (15).
6. The hobbing machine jig for a turntable bearing according to claim 5, characterized in that: one end of the sliding block (12) far away from the fixed column (14) is semicircular.
7. The hobbing machine jig for a turntable bearing of claim 6, characterized in that: one end of the compressing block (15) close to the fastening screw (16) is integrally in a Z-shaped step shape, and the lower side of the compressing block is in a semi-cylindrical shape.
8. The hobbing machine jig for the turntable bearing according to claim 7, characterized in that: and a torsion spring (17) is arranged at the joint of the pressing block (15) and the fixing column (14), and the torsion spring (17) has a tendency of driving the pressing block (15) to tilt upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920393807.4U CN209754197U (en) | 2019-03-26 | 2019-03-26 | Gear hobbing machine clamp for turntable bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920393807.4U CN209754197U (en) | 2019-03-26 | 2019-03-26 | Gear hobbing machine clamp for turntable bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209754197U true CN209754197U (en) | 2019-12-10 |
Family
ID=68756572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920393807.4U Active CN209754197U (en) | 2019-03-26 | 2019-03-26 | Gear hobbing machine clamp for turntable bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209754197U (en) |
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2019
- 2019-03-26 CN CN201920393807.4U patent/CN209754197U/en active Active
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