CN213889079U - Deformation-free clamping device for precision boring machining of conjoined needle gear shell - Google Patents
Deformation-free clamping device for precision boring machining of conjoined needle gear shell Download PDFInfo
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- CN213889079U CN213889079U CN202022324428.5U CN202022324428U CN213889079U CN 213889079 U CN213889079 U CN 213889079U CN 202022324428 U CN202022324428 U CN 202022324428U CN 213889079 U CN213889079 U CN 213889079U
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Abstract
The utility model provides a clamping device is exempted from to warp in disjunctor pin-tooth shell finish boring processing, including fixing the flexible steel supporter support of fixing on the double-sided boring machine tool workstation, flexible steel supporter support passes through flexible steel column supporter fastening screw and locks the flexible steel supporter at the top of flexible steel supporter support, and the grip surface central symmetry of flexible steel supporter is equipped with four flexible steel columns and supports the head, supports the head with the perpendicular central line bilateral symmetry installation axial of disjunctor pin-tooth shell outline and radial flexible bulb and supports steel column and the flexible bulb of axial and support the steel column on the flexible steel column support, the utility model discloses a flexible fixture supports at the casting blank face that does not pass through machining, and disjunctor pin-tooth shell is fastened reliable and stable for the clamping part can not produce and press from both sides tight deformation, and many support that the steel column bears the integration and increase holding power.
Description
Technical Field
The utility model relates to a disjunctor pin gear shell processing technology field especially relates to a clamping device is exempted from to warp in disjunctor pin gear shell finish boring processing.
Background
The conjoined pin gear shell is a shell part of a high-precision, high-bearing and high-efficiency precision speed reducer, and the dimensional precision and form and position tolerance precision of the inner hole and other parts of the conjoined pin gear shell are important for the transmission precision and the service life of the speed reducer. The precision transmission speed reducer is widely applied to precision control driving of heliostats in photo-thermal engineering, the demand is large, the precision requirement and high production efficiency of a machined workpiece can be met by adopting a special high-precision double-end-face precision boring machine tool at present, the conjoined pin gear shell belongs to a shell type workpiece, the realization of a high-precision double-end-face precision boring process can be guaranteed only by ensuring that the support with enough strength is arranged at the middle upper part of the shell in machining, but the conventional clamping mode can not reach the requirement of the double-end-face precision boring machining process.
Disclosure of Invention
The utility model provides a solve above-mentioned problem, provide a clamping device that is used for disjunctor pinion housing finish boring processing to use and can avoid being out of shape to and use this clamping device finish boring processing disjunctor pinion housing technology.
The utility model discloses the technical scheme who takes:
a deformation-free clamping device for finish boring machining of a conjoined needle-tooth shell comprises a flexible steel column support body support fixed on a workbench of a double-sided boring machine tool, wherein the flexible steel column support body locks a flexible steel column support body at the top of the flexible steel column support body through a flexible steel column support body fastening screw, four flexible steel column support heads are arranged on a clamping surface of the flexible steel column support body in a central symmetry manner, radial telescopic ball head support steel columns and axial telescopic ball head support steel columns are symmetrically arranged on the flexible steel column support heads on two sides of a vertical center line of the outline of the conjoined needle-tooth shell, a radial ball head support steel column position locking handle for radially locking the radial telescopic ball head support steel columns and an axial ball head support steel column position locking handle for axially locking the axial telescopic ball head support steel columns are arranged on the flexible steel column support body, and an elastic support body is arranged in the position corresponding to the flexible steel column support heads, the locking handle at the position of the radial ball head supporting steel column and the part of the axial telescopic ball head supporting steel column, which extends into the flexible steel column supporting body, are arranged close to the elastic supporting body.
The top of the flexible steel column support body support is provided with a threaded hole, and a fastening screw of the flexible steel column support body is arranged on the threaded hole in a penetrating mode.
The flexible steel column supporting body fastening screw grooves are symmetrically formed in the two sides of the flexible steel column supporting body, and the end of the flexible steel column supporting body fastening screw can be inserted into the flexible steel column supporting body fastening screw grooves in a sliding mode.
The flexible steel column supporting body fastening screw groove is a kidney-shaped groove along the axis direction of the flexible steel column supporting body.
The conjoined pin gear shell is fastened on the worktable of the double-sided boring machine through a chassis pressing plate of the conjoined pin gear shell.
And 24 radial telescopic ball head supporting steel columns are arranged on the flexible steel column supporting heads.
The locking handle at the radial ball head supporting steel column position is connected with a cam at the part of the inner cavity of the flexible steel column supporting head, and the outer surface of the cam is in rolling contact connection with the elastic supporting body.
A precision boring processing technology for a conjoined needle gear shell by applying a deformation-free clamping device comprises the following steps:
s1, before and after fine boring, high-frequency vibration aging treatment is carried out on the conjoined needle tooth shell to release internal stress, and surface shot blasting treatment is carried out before machining the conjoined needle tooth shell;
s2 the rough boring hole, the semi-fine boring hole and the fine boring hole of the conjoined pin gear shell are all positioned by the bottom plane of the conjoined pin gear shell and two connecting holes finished by hinging, namely the unity of 'one-surface two-pin positioning' is realized to ensure that the fine machining allowance is reduced;
s3, a group of cylindrical pins and diamond pins with the same size as the hole pitch position of the chassis of the conjoined pin gear shell are fixed on the workbench of the high-precision double-sided boring machine tool and are used for determining the accurate position of the conjoined pin gear shell on the workbench of the double-sided boring machine tool and ensuring the uniformity of the allowance to be machined;
s4, compacting the conjoined pin gear shell on a workbench of a double-faced boring machine tool by utilizing a conjoined pin gear shell chassis pressing plate;
s5 flexible steel column support body supports are symmetrically arranged on the left side and the right side of the conjoined latch shell, flexible steel column support bodies are arranged on the flexible steel column support body supports in a sliding mode, fastening screws of the flexible steel column support bodies are inserted into fastening screw grooves of the flexible steel column support bodies in a sliding mode, and the flexible steel column support bodies are pushed to the center direction of the conjoined latch shell along the length direction of the fastening screw grooves of the flexible steel column support bodies until the fastening screws of the flexible steel column support bodies are pushed to the bottom of the slots;
s6 fastening a fastening screw of the flexible steel column support body to enable the flexible steel column support body and the flexible steel column support body bracket to be fastened into a whole;
s7, the radial telescopic ball head supporting steel column and the axial telescopic ball head supporting steel column are respectively leaned against the cast outline surface of the conjoined needle gear shell and the end face of the rib plate under the elastic acting force of the elastic supporting body of the inner cavity of the flexible steel column supporting body; because the internal elastic support body only can push the radial telescopic ball head support steel column and the axial telescopic ball head support steel column, the compaction deformation of the conjoined pin gear shell cannot be caused by the solid force of the steel column;
s8, rotating the locking handle at the radial ball head supporting steel column position and the locking handle at the axial ball head supporting steel column position to the internal cam to lock the radial telescopic ball head supporting steel column and the axial telescopic ball head supporting steel column, wherein the ball head position of the steel column is still kept in situ; the conjoined pin gear shell is clamped firmly on the worktable of the double-sided boring machine tool, and then the subsequent boring processing can be carried out;
s9, after boring is completed, firstly loosening a locking handle at the radial ball head support steel column position and a locking handle at the axial ball head support steel column position, then loosening a fastening screw of a flexible steel column support body, moving the flexible steel column support body outwards to the exit position of the flexible steel column support body along a fastening screw groove of the flexible steel column support body, and loosening a chassis pressing plate of the conjoined pin gear shell;
s10, the conjoined pin gear shell is hung and moved by a lifting appliance, and the pin gear shell of the next piece is ready to be installed after the workbench of the double-sided boring machine tool is wiped.
The utility model has the advantages that: the utility model discloses a flexible fixture supports at the casting blank face that does not pass through the machining, and disjunctor pin gear shell is fastened reliable and stable for the clamping part can not produce and press from both sides tight deformation, and many support steel columns bear integrated increase holding power.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a right side view of the structure of the present invention.
Fig. 3 is a top view of the structure of the present invention.
Wherein: 1-a flexible steel column support body bracket; 2-double-sided boring machine tool workbench; 3-a flexible steel column support body; 4-flexible steel column support head; 5-supporting a steel column by a radial telescopic ball head; 6-flexible steel column support fastening screw slot; 7-flexible steel column support body fastening screws; 8-conjoined needle gear shell; 9-axially extending and retracting the ball head to support the steel column; 10-a base plate pressing plate of the conjoined pin gear shell; 11-axial ball head supporting steel column position locking handle; 12-radial ball head supporting steel column position locking handle.
Detailed Description
A deformation-free clamping device for precisely boring and processing a conjoined needle-tooth shell is characterized by comprising a flexible steel column support body support 1 fixed on a workbench 2 of a double-sided boring machine tool, wherein the flexible steel column support body support 1 locks a flexible steel column support body 3 at the top of the flexible steel column support body support 1 through a flexible steel column support body fastening screw 7, four flexible steel column support heads 4 are symmetrically arranged at the center of a clamping surface of the flexible steel column support body 3, radial telescopic ball head support steel columns 5 and axial telescopic ball head support steel columns 9 are symmetrically arranged on the flexible steel column support heads 4 at two sides of a vertical center line of the outline of the conjoined needle-tooth shell 8, a radial ball head support steel column position locking handle 12 for radially locking the radial telescopic ball head support steel column 5 and an axial ball head support steel column position locking handle 11 for axially locking the axial telescopic ball head support steel column 9 are arranged on the flexible steel column support body 3, an elastic supporting body is arranged in the flexible steel column supporting body 3 corresponding to the position of the flexible steel column supporting head 4, and the locking handle 12 of the radial ball head supporting steel column position and the part of the axial telescopic ball head supporting steel column 9 extending into the flexible steel column supporting body 3 are arranged close to the elastic supporting body.
The top of the flexible steel column support body support 1 is provided with a threaded hole, and a fastening screw 7 of the flexible steel column support body is arranged on the threaded hole in a penetrating mode.
Flexible steel column supporter fastening screw groove 6 has been seted up to the bilateral symmetry of flexible steel column supporter 3, but flexible steel column supporter fastening screw 7's end slidable grafting goes into in flexible steel column supporter fastening screw groove 6.
The flexible steel column supporting body fastening screw groove 6 is a kidney-shaped groove along the axis direction of the flexible steel column supporting body 3.
The conjoined pin gear shell 8 is fastened on the double-sided boring machine tool workbench 2 through a conjoined pin gear shell chassis pressing plate 10.
And 24 radial telescopic ball head supporting steel columns 5 are arranged on the flexible steel column supporting heads 4.
The radial ball head supporting steel column position locking handle 12 is connected with a cam at the part of the inner cavity of the flexible steel column supporting head 4, and the outer surface of the cam is in rolling contact connection with the elastic supporting body.
A precision boring processing technology for a conjoined needle gear shell by applying a deformation-free clamping device comprises the following steps:
s1, before fine boring and after semi-fine boring, the conjoined needle gear shell 8 is subjected to high-frequency vibration aging treatment to release internal stress, and before machining the conjoined needle gear shell 8, surface shot blasting treatment is performed;
s2 the rough boring hole, the semi-fine boring hole and the fine boring hole of the conjoined pin gear shell 8 are all positioned by the bottom plane of the conjoined pin gear shell 8 and two connecting holes which are hinged, namely, the unity of 'positioning by two pins on one side' is realized, so as to ensure the reduction of fine machining allowance;
s3, a group of cylindrical pins and rhombic pins with the same size as the hole pitch position of the chassis of the conjoined pin gear shell 8 are fixed on the workbench 2 of the high-precision double-sided boring machine tool and are used for determining the accurate position of the conjoined pin gear shell 8 on the workbench 2 of the double-sided boring machine tool and ensuring the uniformity of the allowance to be machined;
s4, compacting the conjoined pin gear shell 8 on the double-sided boring machine tool workbench 2 by using the conjoined pin gear shell chassis pressing plate 10;
s5 flexible steel column support body supports 1 are symmetrically arranged on the left side and the right side of the conjoined latch shell 8, a flexible steel column support body 3 is arranged on the flexible steel column support body supports 1 in a sliding mode, and a flexible steel column support body fastening screw 7 is inserted into a flexible steel column support body fastening screw groove 6 in a sliding mode, so that the flexible steel column support body 3 is pushed to the center direction of the conjoined latch shell 8 along the length direction of the flexible steel column support body fastening screw groove 6 until the flexible steel column support body fastening screw 7 is pushed to the bottom of the groove;
s6, fastening a fastening screw 7 of the flexible steel column support body to fasten the flexible steel column support body 3 and the flexible steel column support body bracket 1 into a whole;
s7, the radial telescopic ball head supporting steel column 5 and the axial telescopic ball head supporting steel column 9 respectively lean against the outer contour surface and the rib plate end surface cast by the conjoined needle gear shell 8 under the elastic acting force of the elastic supporting body in the inner cavity of the flexible steel column supporting body 3; because the internal elastic support body only can push the radial telescopic ball head support steel column 5 and the axial telescopic ball head support steel column 9, the compaction deformation of the conjoined pin gear shell 8 cannot be caused by the solid force of the steel columns;
s8, rotating the locking handle 12 for the position of the radial ball head supporting steel column and the locking handle 11 for the position of the axial ball head supporting steel column to the locking handle 5 for the radial telescopic ball head supporting steel column and the locking handle 9 for the axial telescopic ball head supporting steel column by the internal cam, wherein the ball head positions of the steel columns are still kept in situ; so far, the conjoined pin gear shell 8 is clamped firmly on the workbench 2 of the double-sided boring machine tool, and then the subsequent boring processing can be carried out;
after S9 boring is completed, firstly, loosening a radial ball head support steel column position locking handle 12 and an axial ball head support steel column position locking handle 11, then loosening a flexible steel column support body fastening screw 7, moving a flexible steel column support body 3 outwards along a flexible steel column support body fastening screw groove 6 to a flexible steel column support body 3 withdrawing position, and loosening a conjoined needle gear shell chassis pressing plate 10;
s10, the conjoined pin gear shell 8 is hung and moved by a hanging tool, and the work table 2 of the double-faced boring machine tool is wiped to be ready to be loaded with the next conjoined pin gear shell 8.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (7)
1. The utility model provides a clamping device is exempted from to warp in disjunctor pin-point housing finish boring processing, a serial communication port, including fixing flexible steel column supporter support (1) on two-sided boring lathe workstation (2), flexible steel column supporter support (1) is through flexible steel column supporter fastening screw (7) with flexible steel column supporter (3) locking at the top of flexible steel column supporter support (1), the centre gripping face central symmetry of flexible steel column supporter (3) is equipped with four flexible steel column support heads (4), install radial flexible bulb with disjunctor pin-point housing (8) outline perpendicular center line bilateral symmetry on flexible steel column support head (4) and support steel column (9) with axial flexible bulb, be equipped with radial bulb that is used for radial flexible bulb to lock support steel column (5) on flexible steel column supporter (3) and support steel column position locking handle (12) and axial support bulb that is used for axial locking axial flexible bulb to support steel column (9) and support steel column (9) The flexible steel column support device is characterized in that an elastic support body is arranged in the flexible steel column support body (3) corresponding to the flexible steel column support head (4), and the radial ball head support steel column position locking handle (12) and the axial telescopic ball head support steel column (9) extend into the flexible steel column support body (3) and are arranged close to the elastic support body.
2. The connecting body needle tooth shell fine boring machining deformation-free clamping device as claimed in claim 1, wherein a threaded hole is formed in the top of the flexible steel column support body support (1), and a flexible steel column support body fastening screw (7) penetrates through the threaded hole.
3. The deformation-free clamping device for precisely boring the conjoined needle gear shell according to claim 2, wherein flexible steel column support fastening screw grooves (6) are symmetrically formed in two sides of the flexible steel column support (3), and the end of the flexible steel column support fastening screw (7) can be inserted into the flexible steel column support fastening screw grooves (6) in a sliding manner.
4. The connecting body needle tooth shell fine boring machining deformation-free clamping device as claimed in claim 3, wherein the flexible steel column supporting body fastening screw groove (6) is a kidney-shaped groove along the axis direction of the flexible steel column supporting body (3).
5. The deformation-free clamping device for the fine boring of the conjoined needle gear shell according to claim 1 is characterized in that the conjoined needle gear shell (8) is fastened on a worktable (2) of a double-sided boring machine tool through a conjoined needle gear shell chassis pressing plate (10).
6. The deformation-free clamping device for precisely boring the conjoined needle-tooth shell according to claim 1, wherein 24 radial telescopic ball-head supporting steel columns (5) are arranged on the flexible steel column supporting heads (4).
7. The deformation-free clamping device for precisely boring the conjoined needle gear shell according to claim 1, wherein the part of the radial ball head support steel column position locking handle (12) in the inner cavity of the flexible steel column support head (4) is connected with a cam, and the outer surface of the cam is in rolling contact with an elastic support body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022324428.5U CN213889079U (en) | 2020-10-19 | 2020-10-19 | Deformation-free clamping device for precision boring machining of conjoined needle gear shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022324428.5U CN213889079U (en) | 2020-10-19 | 2020-10-19 | Deformation-free clamping device for precision boring machining of conjoined needle gear shell |
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| Publication Number | Publication Date |
|---|---|
| CN213889079U true CN213889079U (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022324428.5U Active CN213889079U (en) | 2020-10-19 | 2020-10-19 | Deformation-free clamping device for precision boring machining of conjoined needle gear shell |
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| Country | Link |
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| CN (1) | CN213889079U (en) |
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- 2020-10-19 CN CN202022324428.5U patent/CN213889079U/en active Active
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