CN203649931U - Special clamping apparatus for boring of robot wrist connector - Google Patents
Special clamping apparatus for boring of robot wrist connector Download PDFInfo
- Publication number
- CN203649931U CN203649931U CN201320662042.2U CN201320662042U CN203649931U CN 203649931 U CN203649931 U CN 203649931U CN 201320662042 U CN201320662042 U CN 201320662042U CN 203649931 U CN203649931 U CN 203649931U
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- hole
- robot wrist
- pressing plate
- connector
- alignment pin
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Abstract
The utility model discloses a special clamping apparatus for boring of a robot wrist connector, relates to the field of machines, and in particular to a special clamping apparatus for boring of a robot wrist connector. Universal boring clamping apparatuses are replaced by the special clamping apparatus; the problem that the universal boring clamping apparatuses are low in production efficiency and not applicable for mass production is solved. The special clamping apparatus comprises a clamping body, a positioning device and a clamping device; the positioning device and the clamping device are mounted on the clamping body. The special clamping apparatus is used for boring processing of a robot wrist connector.
Description
Technical field
The present invention relates to mechanical field, particularly a kind of robot wrist's connector bore hole special fixture in fixture field.
Background technology
Fixture is to be used for fixing processing object in machine-building process, makes processing object occupy correct position and workpiece is clamped reliably, with the device of accepting construction or detecting.Claim again jig.In a broad sense, any operation in technical process, is used for installing rapidly, easily and safely the device of workpiece, all can be described as fixture.Fixture can be divided into five classes by specialization classification, and the first kind is universal fixturing, and Equations of The Second Kind is special fixture, and the 3rd class is general flexible jig and modular fixture, and the 4th class is built-up jig, and the 5th class is pallet.Universal fixturing refers to standardized, can be used within the specific limits processing the fixture of different workpieces, and advantage is wide adaptability, but production efficiency is low, is mainly applicable in the production of single-piece, small lot, inapplicable in production in enormous quantities.Special fixture refers to and aims at certain procedure of a certain workpiece and custom-designed fixture.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of robot wrist's connector bore hole special fixture, replaces general boring jig, solves general boring jig production efficiency low, inapplicable problem in production in enormous quantities.
Technical scheme of the present invention is:
A kind of robot wrist's connector bore hole special fixture, this fixture comprises clamp body, positioner and clamping device, described positioner and clamping device are arranged on clamp body; Described positioner comprises gripper shoe, support nail and alignment pin, described gripper shoe, support nail and alignment pin are separately positioned on clamp body, it between gripper shoe and robot wrist's connector, is face contact, support nail is connected with the hole that robot wrist's connector is provided with respectively with alignment pin, and gripper shoe, support nail and alignment pin form plane and two pits; Described clamping device comprises support column, guide post, pressing plate and nut, described support column and guide post are separately positioned on clamp body, described guide post is provided with the screw thread coordinating with nut, described pressing plate middle part is provided with waist hole, guide post is threaded connection with nut and is connected through the waist hole on pressing plate, and the two ends of pressing plate are pressed in respectively on support column and robot wrist's connector; Described gripper shoe is loop configuration; gripper shoe is provided with the groove that can allow alignment pin pass; the diameter of the interior ring of gripper shoe is larger than the maximum overall diameter of support nail; described support nail and the alignment pin respectively hole different from robot wrist's connector two coordinate; described support nail coordinates through the first hole on internal diameter and robot wrist's connector of gripper shoe, and described alignment pin coordinates through the second hole on the groove in gripper shoe and robot wrist's connector; Described pressing plate is provided with waist hole, and pressing plate one end is provided with pressure point, and the other end is provided with gathering sill, and described pressing plate is arranged on guide post, and described pressure point is pressed on robot wrist's connector, and described gathering sill is pressed on support column.
The axis of the axis of described support nail and described alignment pin is parallel to each other and perpendicular to clamp body.
Described support nail does not contact with the periphery of alignment pin.
Described alignment pin is chamfered edge pin or rhombus pin.
Described pressing plate is provided with waist hole, and pressing plate one end is provided with pressure point, and the other end is provided with gathering sill, and described pressing plate is arranged on guide post, and described pressure point is pressed on robot wrist's connector, and described gathering sill is pressed on support column.
Described clamp body is provided with four through holes, is respectively the first through hole, the second through hole, third through-hole, fourth hole; Wherein the axis of the first through hole, third through-hole and fourth hole is in the same plane perpendicular to clamp body, the parallel and centre-to-centre spacing of the axis of the first through hole and the second through hole be greater than the diameter of the first through hole and the diameter of the second through hole and; The first through hole arranges support nail, and the second through hole arranges alignment pin, and third through-hole arranges guide post, and fourth hole arranges support column.
Beneficial effect of the present invention is: robot wrist's connector bore hole special fixture compact conformation, operation rapidly, convenient, laborsaving, can guarantee higher machining accuracy and production efficiency, and be applicable to that product is fixed and in batches in larger production.
Accompanying drawing explanation
Front view when Fig. 1 is special fixture clamping part;
Top view when Fig. 2 is special fixture clamping part;
Side view when Fig. 3 is special fixture clamping part.
Wherein, 1 is support column, and 2 is guide post, and 3 is clamp body, and 4 is gripper shoe, and 5 is waist hole, and 6 is support nail, and 7 is alignment pin, and 8 is pressing plate, and 9 is nut, and 10 is pad, and 11 is gathering sill, and 12 is pressure point.
The specific embodiment
A kind of robot wrist's connector bore hole special fixture, comprises clamp body 3, positioner and clamping device, and positioner and clamping device are arranged on clamp body 3.Positioner comprises gripper shoe 4, support nail 6 and alignment pin 7, gripper shoe 4, support nail 6 and alignment pin 7 are arranged on clamp body 3, it between gripper shoe 4 and robot wrist's connector, is face contact, support nail 6 is connected with the hole on robot wrist's connector respectively with alignment pin 7, and gripper shoe 4, support nail 6 and alignment pin 7 form plane and two pits; Clamping device comprises support column 1, guide post 2, pressing plate 8, nut 9 and pad 10, support column 1 and guide post 2 are arranged on clamp body 3, guide post 2 is provided with the screw thread coordinating with nut 9, described pressing plate 8 middle parts are provided with pilot hole, guide post 2 is successively through being threaded connection with nut 9 and being connected after the pilot hole on pressing plate 8, pad 10, and the two ends of pressing plate 8 are pressed in respectively on support column 1 and robot wrist's connector.
This special fixture adopts plane and two pits locate mode, clamps with pressing plate 8 guide posts 2.Comprise support column 1, guide post 2, clamp body 3, gripper shoe 4, support nail 6, alignment pin 7, pressing plate 8, nut 9 and pad 10.Special fixture of the present invention adopts the locate mode of " plane and two pits ", " simultaneously " limited the three degree of freedom of part, two one of pins are straight pin, another is chamfered edge pin or rhombus pin, two pins be parallel to each other and vertical being arranged on " simultaneously " upper, two frees degree of straight pin restriction, chamfered edge pin or rhombus pin restriction one degree of freedom, " plane and two pits " locate mode has limited altogether the six-freedom degree of workpiece, belongs to complete locate mode." simultaneously " be fastened on clamp body 3 with sunk screw.The major axis of rhombus pin or chamfered edge pin is vertical with the line of centres of rhombus pin or chamfered edge pin with straight pin, and the centre-to-centre spacing of straight pin and rhombus pin or chamfered edge pin equals the centre-to-centre spacing of the dowel hole on part.In the present invention, gripper shoe 4 is " simultaneously " in " plane and two pits "; Support nail 6 is " straight pin " in " plane and two pits "; Alignment pin 7 is " chamfered edge pin or the rhombus pin " in " plane and two pits ".The location of part is the mode with plane and two pits, and the clamping of part clamps with pressing plate 8.
[0018]below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
If Fig. 1 is to as shown in Fig. 3 being that special fixture clamps the three kinds of views (front view, top view and side view) when part, in figure, clamp body 3 is provided with four through holes, be respectively the first through hole, the second through hole, third through-hole and fourth hole, wherein the axis of the first through hole, third through-hole and fourth hole is distributed in the same plane perpendicular to clamp body 3.The size of the centre-to-centre spacing of the first through hole and the second through hole equals the size of the centre-to-centre spacing of two dowel holes on part.On the first through hole of clamp body 3, be provided with support nail 6, the dead in line of the axis of support nail 6 and the first through hole, the diameter that support nail 6 Shens go out clamp body 3 parts is identical with the internal diameter of gripper shoe 4.Also be provided with gripper shoe 4 at clamp body 3, described gripper shoe 4 is loop configuration, and the diameter of the interior ring of gripper shoe 4 is larger than the maximum overall diameter of support nail 6, the dead in line of the axis of gripper shoe 4 and support nail 6.Part is arranged in gripper shoe 4, and part forms a face with gripper shoe 4 and coordinates, and the face that part coordinates with gripper shoe 4 is provided with a hole, and the diameter in this hole is identical with the diameter that support nail 6 Shens go out clamp body 3 parts.Face and support nail 6 on the supported plate 4 of part have limited five frees degree, also have a free degree of rotating around support nail 6 axis not limit, on the face contacting with gripper shoe 4 at part except the hole that can coordinate with support nail 6, also be provided with a hole that axis is parallel with the axis of support nail 6, this bore dia with and centre-to-centre spacing diameter and that be less than two holes in the hole that coordinates of support nail 6.One alignment pin 7 is installed on clamp body 3, the axis of the parallel and alignment pin 7 of the axis of the axis of alignment pin 7 and support nail 6 and the distance of the axis of support nail 6 equal the axis hole parallel with the axis of support nail 6 with and the centre-to-centre spacing in the hole that coordinates of support nail 6, the maximum gauge of alignment pin 7 equals the diameter in the axis hole parallel with the axis of support nail 6, alignment pin 7 hole parallel with the axis of support nail 6 with axis coordinates or alignment pin 7 coordinates with the groove that can allow alignment pin 7 pass arranging in gripper shoe 4, the thickness that the length that alignment pin 7 Shens go out clamp body 3 is greater than gripper shoe 4 be less than or equal to the thickness of gripper shoe 4 hole parallel with the axis of support nail 6 with axis the degree of depth and.Alignment pin 7 is chamfered edge pin or rhombus pin, on chamfered edge pin or rhombus pin end face, has major axis and minor axis, and major axis is vertical with the line of centres of support nail 6 with alignment pin 7, and minor axis overlaps with the line of centres of support nail 6 with alignment pin 7.The six-freedom degree of gripper shoe 4, support nail 6 and alignment pin 7 acting in conjunction limit feature, so orientating as completely of special fixture located, special fixture also has clamping device, clamping device comprises guide post 2, support column 1, pressing plate 8, nut 9 and pad 10.Guide post 2 is arranged on third through-hole, and support column 1 is arranged on fourth hole, and guide post 2 passes pressing plate 8, pad 10 and nut 9 by the protruding part of clamp body 3.Pressing plate 8 is provided with waist hole 5, the length of the Length Ratio pressing plate 8 in the identical and waist hole 5 of the length direction of the length direction in waist hole 5 and pressing plate 8 is little, on pressing plate 8, one end is provided with pressure point 12, the other end is provided with gathering sill 11, the direction of gathering sill 11 is consistent with the length direction of pressing plate 8, the width of gathering sill 11 equals the diameter of support column 1, and pressing plate 8 is arranged on support column 1 by gathering sill 11.Pressing plate 8 is arranged on guide post 2 by waist hole 5, is also provided with pad 10 and nut 9 on guide post 2, and pad 10 is arranged between pressing plate 8 and nut 9, and pressing plate 8 is between clamp body 3 and nut 9.
When clamping, pressing plate 8 is arranged on guide post 2 by waist hole 5, the pressure point 12 of pressing plate 8 is pressed on part, the gathering sill 11 of pressing plate 8 is pressed on support column, pad 10 pads the region between guide post 2 top boards 8 and nut 9, nut 9 applies the power of pointing to clamp body 3 along guide post 2 to pad 10 by the screw thread on guide post 2, pad 10 conducts power to pressing plate 8,8 compressing components of pressing plate and support column 1.
By clamped condition to relaxation state, unclamp nut 9, pressing plate 8 is moved to the direction away from part along gathering sill 11 and waist hole 5, until the upright projection of pressing plate 8 on clamp body 3 be not while contacting with the upright projection of part on clamp body 3, stop the movement of pressing plate 8, part can take out from special fixture.
Claims (6)
1. robot wrist's connector bore hole special fixture, this fixture comprises clamp body (3), positioner and clamping device, described positioner and clamping device are arranged on clamp body (3), described positioner comprises gripper shoe (4), support nail (6) and alignment pin (7), described gripper shoe (4), support nail (6) and alignment pin (7) are separately positioned on clamp body (3), it between gripper shoe (4) and robot wrist's connector, is face contact, support nail (6) is connected with the hole that robot wrist's connector is provided with respectively with alignment pin (7), and gripper shoe (4), support nail (6) and alignment pin (7) form plane and two pits, described clamping device comprises support column (1), guide post (2), pressing plate (8) and nut (9), described support column (1) and guide post (2) are separately positioned on clamp body (3), the screw thread that described guide post (2) is provided with and nut (9) coordinates, described pressing plate (8) middle part is provided with waist hole (5), guide post (2) is threaded connection with nut (9) and is connected through the waist hole (13) on pressing plate (8), and the two ends of pressing plate (8) are pressed in respectively on support column (1) and robot wrist's connector, it is characterized in that: described gripper shoe (4) is loop configuration, gripper shoe (4) is provided with the groove that can allow alignment pin (7) pass, the diameter of the interior ring of gripper shoe (4) is larger than the maximum overall diameter of support nail (6), described support nail (6) and alignment pin (7) the respectively hole different from robot wrist's connector two coordinate, described support nail (6) coordinates through the first hole on internal diameter and robot wrist's connector of gripper shoe (4), described alignment pin (7) coordinates through the second hole on the groove in gripper shoe (4) and robot wrist's connector, described pressing plate (8) is provided with waist hole (5), pressing plate (8) one end is provided with pressure point (12), the other end is provided with gathering sill (11), described pressing plate (8) is arranged on guide post (2), described pressure point (5) is pressed on robot wrist's connector, and described gathering sill (11) is pressed on support column (1).
2. a kind of robot wrist's connector bore hole special fixture according to claim 1, is characterized in that: the axis of the axis of described support nail (6) and described alignment pin (7) is parallel to each other and perpendicular to clamp body (3).
3. a kind of robot wrist's connector bore hole special fixture according to claim 2, is characterized in that: described support nail (6) does not contact with the periphery of alignment pin (7).
4. a kind of robot wrist's connector bore hole special fixture according to claim 3, is characterized in that: described alignment pin (7) is chamfered edge pin or rhombus pin.
5. a kind of robot wrist's connector bore hole special fixture according to claim 1, it is characterized in that: described pressing plate (8) is provided with waist hole (5), pressing plate (8) one end is provided with pressure point (12), the other end is provided with gathering sill (11), described pressing plate (8) is arranged on guide post (2), described pressure point (5) is pressed on robot wrist's connector, and described gathering sill (11) is pressed on support column (1).
6. a kind of robot wrist's connector bore hole special fixture according to claim 1, is characterized in that: described clamp body (3) is provided with four through holes, is respectively the first through hole, the second through hole, third through-hole, fourth hole; Wherein the axis of the first through hole, third through-hole and fourth hole is in the same plane perpendicular to clamp body (3), the parallel and centre-to-centre spacing of the axis of the first through hole and the second through hole be greater than the diameter of the first through hole and the diameter of the second through hole and; The first through hole arranges support nail (6), and the second through hole arranges alignment pin (7), and third through-hole arranges guide post (2), and fourth hole arranges support column (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320662042.2U CN203649931U (en) | 2013-10-25 | 2013-10-25 | Special clamping apparatus for boring of robot wrist connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320662042.2U CN203649931U (en) | 2013-10-25 | 2013-10-25 | Special clamping apparatus for boring of robot wrist connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203649931U true CN203649931U (en) | 2014-06-18 |
Family
ID=50916368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320662042.2U Expired - Fee Related CN203649931U (en) | 2013-10-25 | 2013-10-25 | Special clamping apparatus for boring of robot wrist connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203649931U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103586707A (en) * | 2013-10-25 | 2014-02-19 | 安徽机电职业技术学院 | Special fixture for boring robot wrist connectors |
| CN104669002A (en) * | 2014-08-10 | 2015-06-03 | 安徽工程大学 | Special prompting clamp for machining side end face of robot rotation seat |
-
2013
- 2013-10-25 CN CN201320662042.2U patent/CN203649931U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103586707A (en) * | 2013-10-25 | 2014-02-19 | 安徽机电职业技术学院 | Special fixture for boring robot wrist connectors |
| CN103586707B (en) * | 2013-10-25 | 2016-08-24 | 安徽机电职业技术学院 | A kind of robot wrist's connector bore hole special fixture |
| CN104669002A (en) * | 2014-08-10 | 2015-06-03 | 安徽工程大学 | Special prompting clamp for machining side end face of robot rotation seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20141025 |
|
| EXPY | Termination of patent right or utility model |