CN207578262U - For positioning the auxiliary support apparatus of cone bit palm - Google Patents
For positioning the auxiliary support apparatus of cone bit palm Download PDFInfo
- Publication number
- CN207578262U CN207578262U CN201721644568.2U CN201721644568U CN207578262U CN 207578262 U CN207578262 U CN 207578262U CN 201721644568 U CN201721644568 U CN 201721644568U CN 207578262 U CN207578262 U CN 207578262U
- Authority
- CN
- China
- Prior art keywords
- mandril
- wiper block
- bit leg
- pedestal
- pilot hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Table Devices Or Equipment (AREA)
Abstract
A kind of auxiliary support apparatus for being used to position cone bit palm, it is characterised in that：Including the wiper block, mandril and pedestal set gradually from top to bottom；Pilot hole is offered in pedestal, for assembling mandril, position is adjustable in the height direction with respect to pedestal for mandril；The top of wiper block is equipped with groove, and shape and bit leg are slapped antiform shape and matched, for it against support；The lower rotation of wiper block is connected in mandril upper end, and passes through lock piece locking and the assembly relation of mandril.Compared to existing technologies, the utility model solves the clamping problems for the bit leg that existing fixture can not meet after shank cutting, while also the handling for overweight workpiece provide support, can also be applied to the machining of other industries.The utility model has the advantages that simple in structure, support is reliable, and support angle and height with the bit leg palm back of the body can be adjusted flexibly.
Description
Technical field
The utility model is related to frock clamps, and in particular to and it is a kind of for positioning the support device of cone bit palm, it should
The positioning fixture of support device auxiliary bit leg uses.
Background technology
Rock bit is made of bit leg and gear wheel two parts, wherein the end of bit leg be equipped with a bearing, the bearing supply described in
Gear wheel rolling assembling.It in the production technology of rock bit, needs to be clamped bit leg positioning using special fixture, with installation
Gear wheel.
Due to the limitation of existing frock clamp clamping mode, industry cuts bit leg shank after using first packing, but
This processing technology has the following problems：First, since gear wheel is rotatable, cutting shank and finishing shank can not precise positioning,
Always high error is big for product after processing；2nd, because gear wheel is overweight bigger using assembly cutting shank handling difficulty；3rd, Yin Qie
It cuts and wants secondary handling subassembly, be easy to cause the damage of gear wheel carbide button.It needs to adjust processing technology between more than reason, will divide
Process adjustment is filled after the shank cutting of bit leg, however the center of gravity of bit leg can be deviated to shirttail after the cutting of bit leg shank, only be used
Existing separate loading clamp clamps, and bit leg can plant head.
Therefore, above-mentioned the shortcomings of the prior art how is solved, is become as the class to be researched and solved of the utility model
Topic.
Invention content
The purpose of this utility model is to provide a kind of for positioning the auxiliary support apparatus of cone bit palm.
In order to achieve the above objectives, the technical solution adopted in the utility model is：
A kind of auxiliary support apparatus for being used to position cone bit palm, including pedestal, mandril and wiper block；It is described to help
Positive block, the mandril and the pedestal by being sequentially arranged in order setting from top to bottom；Wherein,
A pilot hole is offered in the pedestal, which has a length；The bottom of the mandril is arranged in described
In pilot hole, form the relatively described pedestal of the mandril and adjustably assemble position in the height direction, the position adjustment model of mandril
It encloses corresponding with the length of the pilot hole；
The top of the wiper block is equipped with a groove, and the shape of the groove and the palm antiform shape of bit leg match, for supporting
It leans on and supports the bit leg；The bottom of the wiper block is rotatably dispose in mandril upper end by axis of the mandril, and passes through a lock
Stop member locks the assembly relation with mandril.
Related content in above-mentioned technical proposal is explained as follows：
1. in said program, the wiper block can 360 degree of rotations, so as to be adjusted according to the appearance difference of different bit legs
With the angle of mandril, with ensure bit leg positioning it is accurate.
2. in said program, the pilot hole is obliquely installed, when angle of inclination is supported positioning with bit leg, the bit leg palm back of the body
Length direction it is identical with the angle number of degrees of horizontal plane；The groove of the wiper block is with its length direction perpendicular to the mandril
Center line.It designs whereby, so that the BEARING SHAFT and horizontal plane of bit leg, convenient for the assembling of gear wheel.
3. in said program, the pilot hole is vertically arranged, the groove of the wiper block is with its length direction and the top
The center line shape of bar has angle, when which is supported positioning with bit leg, the length direction of the bit leg palm back of the body and the folder of horizontal plane
Angle is identical.It designs whereby, so that the BEARING SHAFT and horizontal plane of bit leg, convenient for the assembling of gear wheel.
4. in said program, the pilot hole is threaded hole, which is trapezoidal thread, and the bottom periphery of the mandril is set
There is the helicitic texture coordinated with the threaded hole.It designs whereby, on the one hand meeting the mandril, height can in the pilot hole
It adjusts, on the other hand the mandril can steadily rest on the arbitrary height position of the pilot hole.
In addition to threaded hole, or smooth hole, but position of the locking structure with positioning mandril in pilot hole must be aided with
It puts.
5. in said program, the lock piece is a trip bolt, the trip bolt is worn by the side of the wiper block
In wiper block, and the upper end of the mandril is arranged in, so as to wiper block described in locking, avoids wiper block on mandril upper end
Rotation.
6. in said program, an outer-hexagonal structure is installed on the mandril, which is located at the wiper block
And between the pedestal.It designs whereby, the position that can carry out short transverse in threaded mounting holes to mandril as force section can
It adjusts.
The lock piece can also be the component of other such as bolts etc, be not limited in trip bolt.
The operation principle and advantage of the utility model are as follows：
The utility model is a kind of for positioning the auxiliary support apparatus of cone bit palm, including setting gradually from top to bottom
Wiper block, mandril and pedestal；Pilot hole is offered in pedestal, for assembling mandril, mandril is with respect to pedestal in the height direction
Position is adjustable；The top of wiper block is equipped with groove, and shape and bit leg are slapped antiform shape and matched, for it against support；Wiper block
Lower rotation be connected in mandril upper end, and pass through lock piece locking and the assembly relation of mandril.
Compared to existing technologies, the utility model solves the folder for the bit leg that existing fixture can not meet after shank cutting
Tight problem, while also the handling for overweight workpiece provide support, can also be applied to the machining of other industries.The utility model has
There is the advantages of simple in structure, support is reliable, and support angle and height with the bit leg palm back of the body can be adjusted flexibly.
Description of the drawings
Structure diagram when attached drawing 1 is used for the utility model embodiment one；
Attached drawing 2 is the side portion structure schematic diagram of the utility model embodiment one；
Structure diagram when attached drawing 3 is used for the utility model embodiment two.
In the figures above：1. pedestal；2. mandril；3. wiper block；4. bottom plate；5. pilot hole；6. groove；7. bit leg；8. the palm
The back of the body；9. bearing；10. trip bolt；11. helicitic texture；12. outer-hexagonal structure.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments：
Embodiment one：It is a kind of for positioning the auxiliary support apparatus of cone bit palm referring to shown in attached drawing 1,2, including
Pedestal 1, mandril 2 and wiper block 3；The wiper block 3, the mandril 2 and the pedestal 1 are arranged successively by sequence from top to bottom
Row setting, the pedestal 1 are connected on clamp bottom board 4.
Wherein, a pilot hole 5 is offered in the pedestal 1, which has a length；It wears the bottom of the mandril 2
In the pilot hole 5, form the relatively described pedestal 1 of the mandril 2 and adjustably assemble position in the height direction, mandril 2
Position adjustment range it is corresponding with the length of the pilot hole 5.
The top of the wiper block 3 is equipped with a groove 6, and the shape of the groove 6 carries on the back 8 shapes with the palm of bit leg 7 and matches, uses
In against and support the bit leg 7, make 9 axle center of bearing and the horizontal plane of bit leg 7, convenient for the assembling of gear wheel.The righting
The bottom of block 3 is rotatably dispose in 2 upper end of mandril with the mandril 2 for axis, wiper block 3 can 360 degree rotations, so as to basis not
With the appearance difference adjustment of bit leg 7 and the angle of mandril 2, to ensure that bit leg 7 positions accurate.The wiper block 3 passes through a lock
Stop member locks the assembly relation with mandril 2, which is a trip bolt 10, and the trip bolt 10 is by the wiper block 3
Side be arranged in wiper block 3, and be arranged in the upper end of the mandril 2, so as to wiper block 3 described in locking.
Wherein, the pilot hole 5 is obliquely installed, when angle of inclination is supported positioning with bit leg 7, the length of the palm of bit leg 7 back of the body 8
It is identical with the angle number of degrees of horizontal plane to spend direction；The groove 6 of the wiper block 3 is with its length direction perpendicular to the mandril 2
Center line.It designs whereby, so that 9 axle center of bearing of bit leg 7 and horizontal plane, convenient for the assembling of gear wheel.
Wherein, the pilot hole 5 is threaded hole, and the bottom periphery of the mandril 2 is equipped with the spiral shell coordinated with the threaded hole
Line structure 11.It designs whereby, it is adjustable on the one hand to meet the mandril 2 height in the pilot hole 5, on the other hand the mandril
2 can steadily rest on the arbitrary height position of the pilot hole 5.
Wherein, be installed with an outer-hexagonal structure 12 on the mandril 2, the outer-hexagonal structure 12 be located at the wiper block 3 and
Between the pedestal 1.It designs whereby, the position that can carry out short transverse in threaded mounting holes 5 to mandril 2 as force section can
It adjusts.
Embodiment two：It is a kind of for positioning the auxiliary support apparatus of cone bit palm referring to shown in attached drawing 3, with implementation
Example one the difference lies in：The pilot hole 5 is vertically arranged, and the groove 6 of the wiper block 3 is with its length direction and the mandril
2 center line shape has angle, when the angle and bit leg 7 are supported positioning, the length direction of the palm of bit leg 7 back of the body 8 and horizontal plane
Angle is identical.It designs whereby, so that 9 axle center of bearing of bit leg 7 and horizontal plane, convenient for the assembling of gear wheel.
Other parts are identical with embodiment one, therefore repeat no more.
Compared to existing technologies, the utility model solves the folder for the bit leg that existing fixture can not meet after shank cutting
Tight problem, while also the handling for overweight workpiece provide support, can also be applied to the machining of other industries.The utility model has
There is the advantages of simple in structure, support is reliable, and support angle and height with the bit leg palm back of the body can be adjusted flexibly.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement according to this, can not the scope of protection of the utility model be limited with this.
It is all according to the spirit of the present invention substantially equivalent change or modification for being made, should all cover the scope of protection of the utility model it
It is interior.
Claims (6)
1. a kind of auxiliary support apparatus for being used to position cone bit palm, it is characterised in that：
Including pedestal, mandril and wiper block；The wiper block, the mandril and the pedestal are pressed from top to bottom sequentially successively
Arrangement setting；Wherein,
A pilot hole is offered in the pedestal, which has a length；The bottom of the mandril is arranged in the assembling
Kong Zhong forms the relatively described pedestal of the mandril and adjustably assembles position in the height direction, the position adjustment range of mandril with
The length of the pilot hole corresponds to；
The top of the wiper block is equipped with a groove, and the shape of the groove and the palm antiform shape of bit leg match, for against simultaneously
Support the bit leg；The bottom of the wiper block is rotatably dispose in mandril upper end by axis of the mandril, and passes through a lock piece
Locking and the assembly relation of mandril.
2. the apparatus according to claim 1, it is characterised in that：The pilot hole is obliquely installed, angle of inclination and bit leg
When being supported positioning, the length direction of the bit leg palm back of the body is identical with the angle number of degrees of horizontal plane；The groove of the wiper block is grown with it
Spend center line of the direction perpendicular to the mandril.
3. the apparatus according to claim 1, it is characterised in that：The pilot hole is vertically arranged, the groove of the wiper block
It is had angle with the center line shape of its length direction and the mandril, when which is supported positioning with bit leg, the bit leg palm back of the body
Length direction is identical with the angle of horizontal plane.
4. the apparatus according to claim 1, it is characterised in that：The pilot hole is threaded hole, outside the bottom of the mandril
Week is equipped with the helicitic texture coordinated with the threaded hole.
5. the apparatus according to claim 1, it is characterised in that：The lock piece be a trip bolt, the trip bolt
It is arranged in wiper block by the side of the wiper block, and is arranged in the upper end of the mandril.
6. device according to claim 4, it is characterised in that：An outer-hexagonal structure is installed on the mandril, this outer six
Corner structure is between the wiper block and the pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721644568.2U CN207578262U (en) | 2017-11-30 | 2017-11-30 | For positioning the auxiliary support apparatus of cone bit palm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721644568.2U CN207578262U (en) | 2017-11-30 | 2017-11-30 | For positioning the auxiliary support apparatus of cone bit palm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207578262U true CN207578262U (en) | 2018-07-06 |
Family
ID=62734729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721644568.2U Active CN207578262U (en) | 2017-11-30 | 2017-11-30 | For positioning the auxiliary support apparatus of cone bit palm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207578262U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109015456A (en) * | 2018-07-30 | 2018-12-18 | 天津立林钻头有限公司 | Bit leg special measuring tool balances fixed device |
-
2017
- 2017-11-30 CN CN201721644568.2U patent/CN207578262U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109015456A (en) * | 2018-07-30 | 2018-12-18 | 天津立林钻头有限公司 | Bit leg special measuring tool balances fixed device |
| CN109015456B (en) * | 2018-07-30 | 2023-11-17 | 天津立林钻头有限公司 | Balanced fixing device of special measuring tool of bit leg |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206405738U (en) | A kind of CNC processes the built-up jig of inclined-plane inclined hole | |
| CN104708460B (en) | High-precision processing and positioning device | |
| CN201604075U (en) | Grinding wheel dresser | |
| CN103801952A (en) | Positioning fixture for hole machining | |
| CN207578262U (en) | For positioning the auxiliary support apparatus of cone bit palm | |
| WO2019095343A1 (en) | Drilling auxiliary device | |
| CN103056669A (en) | Machine tool leveling device | |
| CN209094974U (en) | A kind of numerical control drilling machine adjustable-angle workbench | |
| CN208019816U (en) | A kind of fraise jig of rotatable workpiece | |
| CN204658015U (en) | A kind of bent axle milling fixture | |
| CN107855715A (en) | A kind of assembling clamping of PDC composite drill bits and measurement apparatus | |
| CN205290418U (en) | Special tool that punches of adjustable work piece | |
| CN207087534U (en) | Grind concave plane equipment by wrist-watch ear | |
| CN105196075B (en) | A kind of curved surface positions drilling equipment | |
| CN209598691U (en) | A kind of valve upper cover screw thread process drilling machine worktable | |
| CN204171802U (en) | Molding cutter adjustable type reconditioning seat | |
| CN204160213U (en) | The special fixture of the irregular tool-post structure part of machining large | |
| CN206936866U (en) | Movable guide vane model numerical control machining fixture device | |
| CN106425593B (en) | A kind of processing unit (plant) of cap nut lock wire hole | |
| CN203887335U (en) | Gear grinding fixture for large double-helical gear shaft | |
| CN206373646U (en) | A kind of removable CNC machining centers special fixture | |
| CN207930099U (en) | External toothing gear-shaping clamp | |
| CN107790743B (en) | It is a kind of for processing the positioning anti-sinking device and its processing method of automobile brake drum | |
| CN207344213U (en) | Frock for the processing of cylindrical axial keyway | |
| CN202114296U (en) | Hole boring device utilizing turning for replacing boring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |