CN216577266U - Floating tool for automatic circumference indexing honing - Google Patents
Floating tool for automatic circumference indexing honing Download PDFInfo
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- CN216577266U CN216577266U CN202122943946.XU CN202122943946U CN216577266U CN 216577266 U CN216577266 U CN 216577266U CN 202122943946 U CN202122943946 U CN 202122943946U CN 216577266 U CN216577266 U CN 216577266U
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Abstract
The utility model relates to a floating tool for automatic circumference indexing honing, which comprises a servo driving mechanism, a numerical control indexing disc and a clamp, wherein the numerical control indexing disc is rotatably arranged on the servo driving mechanism, the clamp is arranged on the numerical control indexing disc, the clamp comprises a connecting mechanism, a clamp body and a bearing, the connecting mechanism is arranged on the numerical control indexing disc and drives the numerical control indexing disc to rotate, the clamp body is used for mounting a workpiece to be machined, the bearing is arranged between the connecting mechanism and the clamp body, and the clamp body is movably arranged on the connecting mechanism through the bearing so that the clamp body can float on the connecting mechanism. According to the tool, the clamp body floats on the connecting mechanism, the honing head generates radial acting force on the workpiece when honing the holes in the workpiece, the workpiece can float to a certain extent, the position error is self-adapted, the honing quality is improved, and through the rotation of the numerical control dividing plate, the honing processing of a plurality of holes in the workpiece can be realized by one-time clamping, so that the processing efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of honing processing, and particularly relates to a floating tool for automatic circumference indexing honing.
Background
In the existing fixture tool, for honing porous cylindrical parts on a plunger pump, the porous parts are usually fixedly mounted on an index plate through a fixture, and the parts are clamped once through rotation of the index plate, so that honing processing of all holes on the parts is completed, and the influence of repeated clamping on the working efficiency is avoided. However, the existing fixture tool is used for fixedly mounting parts, a workpiece is fixed and cannot float in the honing process, and the machining precision and quality cannot be guaranteed.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the floating tool for the automatic circumference indexing honing, which has high processing precision and good processing quality.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an automatic graduation honing of circumference is with frock of floating, includes servo drive mechanism, rotatable setting and is in numerical control graduated disk on the servo drive mechanism and setting are in anchor clamps on the numerical control graduated disk, anchor clamps are including setting up on the numerical control graduated disk and through the rotation of numerical control graduated disk drives pivoted coupling mechanism, is used for the installation to wait to process the anchor clamps body of work piece and sets up coupling mechanism and anchor clamps body between the bearing, the anchor clamps body passes through the bearing activity sets up coupling mechanism is last, so that the anchor clamps body can float on the coupling mechanism.
According to some embodiments of the present invention, the fixture body includes a rotating shaft extending in a vertical direction and movably disposed in the connecting mechanism, a tooling plate disposed at an upper end of the rotating shaft and above the connecting mechanism for supporting the workpiece, and a locking unit for relatively fixing the workpiece on the tooling plate, the rotating shaft is inserted into the bearing, one of two rings of the bearing is relatively fixed to the connecting mechanism, the other ring of the two rings of the bearing is relatively fixed to the rotating shaft, and a first gap is formed between a lower surface of the tooling plate and an upper surface of the connecting mechanism.
Further, the first gap is adjustable in size.
In some preferred and specific embodiments, the lower end portion of the rotating shaft is provided with an external thread, the clamp further includes an adjusting screw sleeve in threaded connection with the external thread of the rotating shaft, and the adjusting screw sleeve is rotated to adjust the height position of the rotating shaft in the connecting mechanism, so as to adjust the size of the first gap.
In some embodiments, the adjusting screw sleeve is located below the bearing, and the adjusting screw sleeve abuts against the bearing; or a stop block is arranged between the adjusting threaded sleeve and the bearing, the adjusting threaded sleeve is positioned below the stop block, and the adjusting threaded sleeve is abutted to the stop block.
In some preferred and specific embodiments, one of the two parts of the tooling plate and the connecting mechanism is provided with a rotation stopping piece, the other part is provided with a rotation stopping groove corresponding to the rotation stopping piece, and the rotation stopping piece is inserted into the rotation stopping groove and forms a second gap with the side wall of the rotation stopping groove.
According to some embodiments of the present invention, the workpiece has a first positioning hole and a second positioning hole, the locking unit includes a first positioning member inserted into the first positioning hole and a second positioning member inserted into the second positioning hole, which are respectively disposed on the tooling plate, the second positioning member has a threaded hole, the locking unit further includes a stud screwed to the threaded hole and used for fixing the workpiece on the tooling plate, and a pressing plate disposed between the stud and the workpiece.
According to some embodiments of the utility model, the bearing is a horizontal thrust ball bearing; and/or, the bearing has 2, 2 the bearing sets gradually along upper and lower direction, and be located the top the circle of the lower part of bearing with coupling mechanism relatively fixed, the circle on upper portion with the anchor clamps body relatively fixed, be located the below the circle on upper portion of bearing with coupling mechanism relatively fixed, the circle on lower part with the anchor clamps body relatively fixed.
According to some implementation aspects of the utility model, the connecting mechanism comprises a connecting sleeve fixedly connected with the numerical control dividing disc and a fixing sleeve fixedly connected with the upper end of the connecting sleeve, the fixing sleeve is fixed relative to one of the two rings of the bearing, and the clamp body is fixed relative to the other ring of the bearing.
According to some embodiments of the present invention, the servo driving mechanism includes a driving motor, a ball screw connected to the driving motor and driven by the driving motor, and a sliding seat slidably disposed on the ball screw along a length direction of the ball screw, the ball screw includes a screw fixedly connected to an output shaft of the driving motor and a nut threadedly connected to the screw, the sliding seat is fixedly disposed on the nut, and the numerical control index plate is rotatably disposed on the sliding seat.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
according to the tool, the clamp body floats on the connecting mechanism, the honing head generates radial acting force on the workpiece when honing the holes in the workpiece, the workpiece can float to a certain extent, the position error is self-adapted, the honing quality is improved, and through the rotation of the numerical control dividing plate, the honing processing of a plurality of holes in the workpiece can be realized by one-time clamping, so that the processing efficiency is improved.
Drawings
Fig. 1 is a schematic perspective view of a floating tool for peripheral automatic indexing honing according to an embodiment of the present invention;
fig. 2 is a front view structural schematic diagram of a floating tool for automatic peripheral indexing honing according to an embodiment of the present invention;
FIG. 3 is a schematic sectional view taken along line A-A in FIG. 2;
FIG. 4 is an enlarged view of the point B in FIG. 3;
in the figure: 1. a servo drive mechanism; 1a, driving a motor; 1b, a slide seat; 2. a numerical control dividing plate; 3. connecting sleeves; 4. fixing a sleeve; 4a, a first fixing part; 4b, a second fixing part; 4c, a third fixing part; 5. assembling a plate; 6. a workpiece; 7. pressing a plate; 8. a stud; 9. adjusting a threaded sleeve; 10. a bearing; 10a, a first bearing; 10b, a second bearing; 11. a rotating shaft; 12. a first positioning member; 13. a second positioning member; 14. and a stop block.
Detailed Description
The utility model is further described with reference to the drawings and the specific embodiments in the following description:
referring to fig. 1-4, the floating tool for peripheral automatic indexing honing comprises a servo driving mechanism 1, a numerical control indexing disc 2 rotatably arranged on the servo driving mechanism 1, and a clamp arranged on the numerical control indexing disc 2.
Anchor clamps are including setting up on numerical control graduated disk 2 and drive pivoted coupling mechanism through the rotation of numerical control graduated disk 2, a bearing 10 for installing the anchor clamps body of treating work piece 6 and setting between coupling mechanism and anchor clamps body, the anchor clamps body passes through the activity of bearing 10 and sets up on coupling mechanism, so that the anchor clamps body can float on coupling mechanism, carry out honing process at work piece 6, the honing head produces radial effort to work piece 6, work piece 6 can float to a certain extent, self-adaptation position error, improve honing process quality, and rotation through numerical control graduated disk 2, realize the honing process of a plurality of holes of work piece 6 of clamping, machining efficiency is improved.
Referring to fig. 3 to 4, the fixture body includes a rotating shaft 11 extending in the vertical direction and movably disposed in the connecting mechanism, a tooling plate 5 disposed at the upper end of the rotating shaft 11 and located above the connecting mechanism and used for supporting the workpiece 6, and a locking unit for relatively fixing the workpiece 6 on the tooling plate 5, the rotating shaft 11 is inserted in a bearing 10, the bearing 10 is a horizontal thrust ball bearing, one of two rings of the bearing 10 is relatively fixed to the connecting mechanism, the other ring is relatively fixed to the rotating shaft 11, a first gap is formed between the lower surface of the tooling plate 5 and the upper surface of the connecting mechanism, and the size of the first gap is adjustable. The extending directions of the axis of the rotating shaft 11 and the rotating axis of the numerical control dividing plate 2 are consistent or collinear.
Referring to fig. 4, the number of the bearings 10 is 2, and 2 bearings 10 are sequentially arranged at intervals in the up-down direction, specifically, a first bearing 10a located above and a second bearing 10b located below the first bearing 10a, a ring at the lower part of the first bearing 10a is relatively fixed to the connection mechanism, and a ring at the upper part of the second bearing 10b is relatively fixed to the connection mechanism. The connecting mechanism comprises a connecting sleeve 3 fixedly connected with the numerical control dividing disc 2 and a fixing sleeve 4 fixedly arranged at the upper end part of the connecting sleeve 3, the fixing sleeve 4 comprises a first fixing part 4a, a second fixing part 4b and a third fixing part 4c which are sequentially and fixedly arranged from top to bottom, the third fixing part 4c is fixedly arranged with the connecting sleeve 3, the first fixing part 4a is relatively fixed with a ring at the lower part of the first bearing 10a, the third fixing part 4c is relatively fixed with a ring at the upper part of the second bearing 10b, and the second fixing part 4b is respectively abutted to the ring at the lower part of the first bearing 10a and the ring at the upper part of the second bearing 10 b. In other embodiments, the first fixing portion 4a, the second fixing portion 4b and the third fixing portion 4c may be integrally formed.
Referring to fig. 4, the lower end portion of the rotating shaft 11 is provided with an external thread, the fixture further comprises an adjusting threaded sleeve 9 in threaded connection with the external thread of the rotating shaft 11, the adjusting threaded sleeve 9 is located below the second bearing 10b, a stop block 14 is arranged between the adjusting threaded sleeve 9 and the second bearing 10b, the stop block 14 is respectively abutted to the second bearing 10b and the adjusting threaded sleeve 9, the height position of the rotating shaft 11 in the connecting mechanism is adjusted by rotating the adjusting threaded sleeve 9, the height position of the tooling plate 5 is further adjusted, and therefore the size of the first gap is adjusted, and the swing amount of the tooling plate 5 can be adjusted by swinging left and right along the X axis and swinging back and forth along the Y axis on the connecting mechanism.
The tool plate 5 is provided with a rotation stopping piece (not shown in the figure), a rotation stopping groove is formed in the position, corresponding to the rotation stopping piece, of the upper surface of the first fixing portion 4a, the rotation stopping piece is inserted into the rotation stopping groove, a second gap is formed between the rotation stopping piece and the side wall of the rotation stopping groove, the rotation angle of the rotating shaft 11 around the axis of the rotating shaft is limited, and therefore the workpiece 6 can float around the axis of the rotating shaft 11 to a certain degree in the honing process.
In this example, the workpiece 6 has a first positioning hole and a second positioning hole, the locking unit includes a first positioning member 12 inserted in the first positioning hole and a second positioning member 13 inserted in the second positioning hole, which are respectively disposed on the tooling plate 5, the second positioning member 13 has a threaded hole, the locking unit further includes a stud 8 which is in threaded connection with the threaded hole and is used for fixing the workpiece 6 on the tooling plate 5, and a pressing plate 7 disposed between the stud 8 and the workpiece 6.
In this example, the servo driving mechanism 1 includes a driving motor 1a, a ball screw connected to the driving motor 1a and driven by the driving motor 1a to operate, and a sliding seat 1b slidably disposed on the ball screw along a length direction of the ball screw, the ball screw includes a screw fixedly connected to an output shaft of the driving motor 1a and a nut threadedly connected to the screw, the sliding seat 1b is fixedly disposed with the nut, the numerical control index plate 2 is rotatably disposed on the sliding seat 1b, the screw is driven to rotate by the driving motor 1a, the nut is driven to slide on the screw relative to the screw, and the sliding seat 1b is driven to slide along the length direction of the screw.
The floating tool is particularly suitable for honing porous workpieces, such as porous cylindrical workpieces on a plunger pump.
Through the above-mentioned operating principle who sets up automatic graduation honing of circumference is with frock that floats:
the workpiece 6 is manually mounted on the tooling plate 5, and the adjusting screw 9 is rotated to adjust the size of the first gap between the tooling plate 5 and the connecting mechanism.
When a workpiece 6 is machined, the screw rod is driven to rotate through the driving motor 1a, the sliding seat 1b is driven to slide, the workpiece 6 is moved to a machining position, the honing head performs honing machining on holes of the workpiece 6, in the machining process, the honing head generates radial direction acting force on the workpiece 6, the workpiece 6 swings on the connecting mechanism through the tooling plate 5, certain freedom degree swinging in the X-axis direction and the Y-axis direction is achieved, the axis line of the rotating shaft 11 can float to a certain degree, surface machining quality of the holes in the workpiece 6 is improved, meanwhile, the numerical control indexing disc 2 rotates, multiple holes of the workpiece 6 are machined sequentially, and the phenomenon that multiple times of clamping affect working efficiency is avoided.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the utility model, and not to limit the scope of the utility model, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides an automatic graduation honing of circumference is with frock of floating, includes servo drive mechanism, rotatable setting numerical control graduated disk on the servo drive mechanism and sets up anchor clamps on the numerical control graduated disk, its characterized in that: the clamp comprises a connecting mechanism, a clamp body and a bearing, wherein the connecting mechanism is arranged on the numerical control indexing disc and drives the clamp body to rotate through the rotation of the numerical control indexing disc, the clamp body is used for mounting a workpiece to be machined, the bearing is arranged between the connecting mechanism and the clamp body, and the clamp body is movably arranged on the connecting mechanism through the bearing so that the clamp body can float on the connecting mechanism.
2. The floating tool for automatic circumference indexing honing of claim 1, wherein: the anchor clamps body includes that it is in to extend and the activity setting along vertical direction pivot, setting in the coupling mechanism are in the upper end of pivot just is located coupling mechanism top be used for supporting the frock board of work piece and be used for with the work piece relatively fixed locking unit on the frock board, the pivot is inserted and is established in the bearing, just one of them circle in two circles of bearing with coupling mechanism relatively fixed, another circle with pivot relatively fixed, first clearance has between the lower surface of frock board and the upper surface of coupling mechanism.
3. The floating tool for automatic circumference indexing honing of claim 2, wherein: the first gap is adjustable in size.
4. The floating tool for automatic circumference indexing honing of claim 3, wherein: the lower tip of pivot is equipped with the external screw thread, anchor clamps still include with the regulation swivel nut of the external screw thread threaded connection of pivot, through rotatory the regulation swivel nut is in with the regulation the pivot is in high position in the coupling mechanism, and then adjust the size in first clearance.
5. The floating tool for automatic circumference indexing honing of claim 4, wherein: the adjusting threaded sleeve is positioned below the bearing and is abutted against the bearing; or a stop block is arranged between the adjusting threaded sleeve and the bearing, the adjusting threaded sleeve is positioned below the stop block, and the adjusting threaded sleeve is abutted to the stop block.
6. The floating tool for automatic circumference indexing honing according to any one of claims 2 to 5, wherein: one of the two parts of the tooling plate and the connecting mechanism is provided with a rotation stopping piece, the other part is provided with a rotation stopping groove corresponding to the rotation stopping piece, and the rotation stopping piece is inserted in the rotation stopping groove and forms a second gap with the side wall of the rotation stopping groove.
7. The floating tool for automatic circumference indexing honing according to any one of claims 2 to 5, wherein: the workpiece is provided with a first positioning hole and a second positioning hole, the locking unit comprises a first positioning piece and a second positioning piece, the first positioning piece is inserted into the first positioning hole and the second positioning piece is inserted into the second positioning hole, the first positioning piece and the second positioning piece are arranged on the tool plate respectively, the second positioning piece is provided with a threaded hole, and the locking unit further comprises a threaded hole, is in threaded connection with the threaded hole and is used for fixing the workpiece on the tool plate and a pressing plate arranged between the stud and the workpiece.
8. The floating tool for automatic circumference indexing honing according to any one of claims 1 to 5, wherein: the bearing is a horizontal thrust ball bearing; and/or, the bearing has 2, 2 the bearing sets gradually along upper and lower direction, and be located the top the circle of the lower part of bearing with coupling mechanism relatively fixed, the circle on upper portion with the anchor clamps body relatively fixed, be located the below the circle on upper portion of bearing with coupling mechanism relatively fixed, the circle on lower part with the anchor clamps body relatively fixed.
9. The floating tool for automatic circumference indexing honing according to any one of claims 1 to 5, wherein: the connecting mechanism comprises a connecting sleeve fixedly connected with the numerical control dividing plate and a fixing sleeve fixedly connected with the upper end part of the connecting sleeve, the fixing sleeve is relatively fixed with one of the two rings of the bearing, and the clamp body is relatively fixed with the other ring of the bearing.
10. The floating tool for automatic circumference indexing honing according to any one of claims 1 to 5, wherein: the servo driving mechanism comprises a driving motor, a ball screw which is connected with the driving motor and driven by the driving motor to work, and a sliding seat which is arranged on the ball screw in a sliding manner along the length direction of the ball screw, the ball screw comprises a screw fixedly connected with an output shaft of the driving motor and a nut which is connected with the screw in a threaded manner, the sliding seat is fixedly arranged on the nut, and a numerical control dividing disc is rotatably arranged on the sliding seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122943946.XU CN216577266U (en) | 2021-11-26 | 2021-11-26 | Floating tool for automatic circumference indexing honing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122943946.XU CN216577266U (en) | 2021-11-26 | 2021-11-26 | Floating tool for automatic circumference indexing honing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216577266U true CN216577266U (en) | 2022-05-24 |
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ID=81649081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122943946.XU Active CN216577266U (en) | 2021-11-26 | 2021-11-26 | Floating tool for automatic circumference indexing honing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216577266U (en) |
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2021
- 2021-11-26 CN CN202122943946.XU patent/CN216577266U/en active Active
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