CN207139449U - Grind hole tool - Google Patents
Grind hole tool Download PDFInfo
- Publication number
- CN207139449U CN207139449U CN201720870573.9U CN201720870573U CN207139449U CN 207139449 U CN207139449 U CN 207139449U CN 201720870573 U CN201720870573 U CN 201720870573U CN 207139449 U CN207139449 U CN 207139449U
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- Prior art keywords
- universal joint
- hole tool
- connector
- fixture
- rotating shaft
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Abstract
The utility model discloses one kind to grind hole tool, is related to hydraulic pump production and processing technical field.Its fixture connector for including being used to be connected with drilling machine fixture, the first universal joint being connected with the fixture connector, the second universal joint being connected with first universal joint and the milling bar connector for being connected to second universal joint.Grinding hole tool of the present utility model is connected by fixture connector with drilling machine rotating shaft, fixture connector connects milling bar connector by two universal joints of series connection, so that milling bar is more flexible with respect to the spindle swing of drilling machine, process in operation, milling bar can be swung with the endoporus of processing, uniformly endoporus can be ground, reduce the positioning accuracy request to casing of hydraulic pump, realized and carry out endoporus grinding operation using drilling machine.
Description
Technical field
Hydraulic pump production and processing technical field is the utility model is related to, is specifically related to a kind of grinding hole tool.
Background technology
, it is necessary to be ground to the endoporus on housing in the process of the housing at hydraulic pump both ends, to meet design
It is required that.Lapping mode typically now is to be ground operation using hole abrading machine, and such a mode needs to buy specially interior
Hole grinder is processed operation, adds the cost of enterprise；Simultaneously because the endoporus that needs are ground is less, endoporus is caused to grind
The utilization rate of grinding machine is relatively low, and it is low to put into big output.
Utility model content
The purpose of this utility model is to provide a kind of grinding hole tool, asked with solving the high technology of endoporus grinding cost
Topic.
To achieve the above object, technical solution adopted in the utility model is：
One kind grinding hole tool, it is included for the fixture connector being connected with drilling machine fixture and the fixture connector
First universal joint of connection, the second universal joint being connected with first universal joint and the grinding for being connected to second universal joint
Bar connector.
Further, the fixture connector includes connecting rod and the adapter sleeve being connected with the connecting rod, the connection
Set side wall is communicated with the neck of the adapter sleeve inner side and outer side.
Further, the neck includes along the adapter sleeve axle that is axially arranged and extending to the adapter sleeve outer face
To portion, the connection axial part and along the circumferentially disposed torsional part of the adapter sleeve and the holding located at the torsional part side
Portion, the fastening part and the axial part are located at the same side of the torsional part.
Further, first universal joint is cardan (hookes)universal joint, and first universal joint includes and the fixture
First connection end of connector connection and the second connection end being connected with second universal joint, the cross of first universal joint
Axis center point is located on the pivot center of the fixture connector.
Further, first connection end includes the insertion section of cylinder and is connected to the cylinder of the insertion section bottom
Shape abutting part, the diameter of the abutting part are more than the diameter of the insertion section, and the insertion section is provided with to the insertion section side
The inserted link through hole of face opening.
Further, second universal joint includes being connected and being provided with first universal joint the 3rd of the first otic placode and connected
End, the second otic placode on the milling bar connector and both ends are connect to cut with scissors with first otic placode and second otic placode respectively
The hinged block connect；Described hinged block one end is hinged with first otic placode by first rotating shaft, the hinged block other end and institute
The second otic placode is stated to be hinged by the second rotating shaft；The first rotating shaft and second rotating shaft are vertical.
Further, first universal joint is cardan (hookes)universal joint, the spider center point of first universal joint
On the pivot center of the 3rd connection end, the rotation of the pivot center of second otic placode and the milling bar connector
Axis collinear.
Further, first universal joint is cardan (hookes)universal joint, and an axle of first universal joint with it is described
First rotating shaft is coplanar, and another axle of first universal joint and second rotating shaft are coplanar.
Further, the milling bar connector, including handle of a knife set and the locking screw pit through handle of a knife set side wall.
Further, regulation screwed hole is provided with the side wall of the 3rd connection end, the regulation screwed hole uniformly divides
It is distributed in the surrounding of the 3rd connection end.
The beneficial effects of the utility model are：Compared with prior art, grinding hole tool of the present utility model passes through card
Tool connector is connected with drilling machine rotating shaft, and fixture connector connects milling bar connector by two universal joints of series connection so that grinds
Mill bar is more flexible with respect to the spindle swing of drilling machine, processes in operation, and milling bar can be swung with the endoporus of processing, can be uniform
Endoporus is ground, reduce the positioning accuracy request to casing of hydraulic pump, realize and utilize drilling machine progress endoporus grinding operation.
Brief description of the drawings
Fig. 1 is the structural representation that grinding hole tool provided by the utility model is connected with milling bar；
Fig. 2 is the front view of grinding hole tool provided by the utility model；
Fig. 3 is Fig. 2 side view.
In figure：1- fixtures connector, 11- connecting rods, 12- adapter sleeves, 121- necks, 1211- axial parts, 1212- are reversed
Portion, 1213- fastening parts, the universal joints of 2- first, the connection ends of 21- first, 211- insertion sections, 212- abutting parts, 213- inserted links through hole,
22- second connection ends, the universal joints of 3- second, the connection ends of 31- the 3rd, the otic placodes of 311- first, 312- regulations screwed hole, 32- second
Otic placode, 33- hinged blocks, 34- first rotating shafts, second turn of 35-, 4- milling bars connector, 41- handle of a knifes set, 42- locking screw pits,
5- milling bars.
Embodiment
In order that technical problem to be solved in the utility model, technical scheme and beneficial effect are more clearly understood, with
Lower combination drawings and Examples, the utility model is further elaborated.It is it should be appreciated that described herein specific real
Example is applied only to explain the utility model, is not used to limit the utility model.
Because the main shaft precision and positioning fixture precision of drilling machine are relatively low, it is mounted directly milling bar 5 and carries out endoporus grinding operation,
The dimension overproof for grinding metapore can be caused.For such a situation, solution method typically now is to change the higher fixture of precision,
The positioning precision of housing is improved, but this can cause the raising of production cost, and the cost of raising, which can even exceed, directly buys one
Hole abrading machine.Two universal joints that the creative utilization of the application is connected in series, in the case where ensureing certain grinding precision,
The requirement to drill press spindle precision and positioning fixture precision is reduced, realizes and the endoporus on casing of hydraulic pump is entered using drilling machine
Row grinding.
Now housing provided by the utility model grinding hole tool is illustrated.
As shown in Figure 1 to Figure 3, a kind of grinding hole tool, it include for be connected with drilling machine fixture fixture connector 1,
The first universal joint 2 for being connected with the fixture connector 1, the second universal joint 3 being connected with first universal joint 2 and it is connected to
The milling bar connector 4 of second universal joint 3.
Grinding hole tool provided by the utility model, compared with prior art, connected by fixture connector 1 and drilling machine rotating shaft
Connect, fixture connector 1 connects milling bar connector 4 by two universal joints of series connection so that main shaft of the milling bar 5 with respect to drilling machine
Swing it is more flexible, process operation in, milling bar 5 can with processing endoporus swing, uniformly endoporus can be ground,
The positioning accuracy request to casing of hydraulic pump is reduced, realizes and carries out endoporus grinding operation using drilling machine.
Further, as shown in Figure 1 to Figure 3, a kind of specific implementation as grinding hole tool provided by the utility model
Mode, the fixture connector 1 include the connecting rod 11 of one end and the adapter sleeve 12 of the other end, and the side wall of adapter sleeve 12 is provided with
Neck 121.Connecting rod 11 is used to connect with the fixture on drill press spindle, and adapter sleeve 12 is used for and the first company of the first universal joint 2
Connect the connection of end 21.First universal joint 2 and the second universal joint 3 are movable part, and easily abrasion, such a structure facilitate fixture connector
1 dismantles with other parts, is changed.In first connection end 21 insertion adapter sleeve 12, adapter sleeve is passed through by pin or bolt
The inserted link through hole 213 on the connection end 21 of neck 121 and first on 12, the first connection end 21 is connected with adapter sleeve 12.Specifically
, in the side wall for the opposite sides that two necks 121 are separately positioned on adapter sleeve 12.
Further, as shown in Figure 1 to Figure 3, a kind of specific implementation as grinding hole tool provided by the utility model
Mode, further, the neck 121 include axially arranged along the adapter sleeve 12 and extend to the outer face of adapter sleeve 12
Axial part 1211, the connection axial part 1211 and along the circumferentially disposed torsional part 1212 of the adapter sleeve 12 and located at described
The fastening part 1213 of the side of torsional part 1212, the fastening part 1213 and the axial part 1211 are located at the torsional part 1212
The same side.Pin or bolt can be on the first connection ends 21 of the first universal joint 2, then by pin or bolt successively
Portion 1211, torsional part 1212 slip into fastening part 1213 vertically.Pin or bolt can also use the insertion section 211 of the first connection end 21
Side sets raised replace.
Further, as shown in Figure 1 to Figure 3, a kind of specific implementation as grinding hole tool provided by the utility model
Mode, first universal joint 2 are cardan (hookes)universal joint, and first universal joint 2 includes being connected with the fixture connector 1
The first connection end 21 and the second connection end 22 that is connected with second universal joint 3, in the cross axle of first universal joint 2
Heart point is located on the pivot center of the fixture connector 1.First universal joint 2 using common cardan (hookes)universal joint reduce into
This.
Further, as shown in Figure 1 to Figure 3, a kind of specific implementation as grinding hole tool provided by the utility model
Mode, the insertion section 211 that first connection end 21 includes cylinder are supported with the cylinder for being connected to the bottom of insertion section 211
Socket part 212, the diameter of the abutting part 212 are more than the diameter of the insertion section 211, and the insertion section 211 is provided with to described
The inserted link through hole 213 of the lateral opening of insertion section 211.Insertion section 211 limits radially movable, abutting part with the inner hole of adapter sleeve 12
212 coordinate limitation to be axially moved with the top of adapter sleeve 12.
Further, as shown in Figure 1 to Figure 3, a kind of specific implementation as grinding hole tool provided by the utility model
Mode, second universal joint 3 includes being connected with first universal joint 2 and the 3rd connection end 31 provided with the first otic placode 311,
The second otic placode 32 and both ends on the milling bar connector 4 respectively with first otic placode 311 and second otic placode
32 be hinged hinged blocks 33；Described one end of hinged block 33 is be hinged by first rotating shaft 34 with first otic placode 311, described be hinged
The other end of block 33 is be hinged by the second rotating shaft 35 with second otic placode 32；The first rotating shaft 34 and second rotating shaft 35 are hung down
Directly.The rotating shaft 35 of first rotating shaft 34 and second is disposed on the both ends of hinged block 33, makes the force dispersion of hinged block 33, prevents from cutting with scissors
Connect block 33 to deform, influence precision.The first otic placode 311 and the second otic placode 32 are divided among the both ends of hinged block 33 simultaneously, and space is bigger, its
Size can be set bigger, with proof strength so that use for a long time will not deform.The second connection end of first universal joint 2
22 with 31 liang of the 3rd connection end section of the second universal joint 3 by being welded to connect.Also may be used the connection end 31 of second connection end 22 and the 3rd
Other removable connected modes such as to be connected by screw bolts.
Further, as shown in Figure 1 to Figure 3, a kind of specific implementation as grinding hole tool provided by the utility model
Mode, first universal joint 2 are cardan (hookes)universal joint, and the spider center point of first universal joint 2 is positioned at described the
On the pivot center of three connection ends 31, the pivot center of the pivot center of second otic placode 32 and the milling bar connector 4
Collinearly.
Further, as shown in Figure 1 to Figure 3, a kind of specific implementation as grinding hole tool provided by the utility model
Mode, first universal joint 2 are cardan (hookes)universal joint, and an axle of first universal joint 2 and the first rotating shaft 34
Coplanar, another axle of first universal joint 2 and second rotating shaft 35 are coplanar.
Further, as shown in Figure 1 to Figure 3, a kind of specific implementation as grinding hole tool provided by the utility model
Mode, the milling bar connector 4, including handle of a knife set 41 and the locking screw pit 42 that 41 side walls are covered through the handle of a knife.
Further, as shown in Figure 1 to Figure 3, a kind of specific implementation as grinding hole tool provided by the utility model
Mode, regulation screwed hole 312, regulation screwed hole 312 even circumferential point are provided with the side wall of the 3rd connection end 31
It is distributed in the surrounding of the 3rd connection end 31.After first universal joint 2 or the second universal joint 3 are changed, by regulation screwed hole
312 installation bolts, the centroid position of regulation second connection end 22 and the 3rd connection end 31, ensure that its barycenter is located at rotation axis
On, ensure slow-roll stabilization.
Do not make the technical characteristic illustrated in above-mentioned each embodiment, can with other embodiments
Technical characteristic is identical.
The relative position concepts such as " top ", " lower section " mentioned in the explanation of above-mentioned each embodiment, should be managed
The position relationship under conventional sense for specific embodiment of the present utility model is solved, it is used only for entering embodiment
Row clearly illustrates, can not be interpreted as to limitation of the present utility model.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. one kind grinding hole tool, it is characterised in that：Including the fixture connector (1) for being connected with drilling machine fixture, with it is described
The first universal joint (2) of fixture connector (1) connection, the second universal joint (3) being connected with first universal joint (2) and connection
In the milling bar connector (4) of second universal joint (3).
2. grinding hole tool according to claim 1, it is characterised in that：The fixture connector (1) includes connecting rod
(11) adapter sleeve (12) and with the connecting rod (11) being connected, adapter sleeve (12) side wall are communicated with the adapter sleeve
(12) neck (121) of inner side and outer side.
3. grinding hole tool according to claim 2, it is characterised in that：The neck (121) is included along the adapter sleeve
(12) axial part (1211) that is axially arranged and extending to the adapter sleeve (12) outer face, the connection axial part (1211) and
Along the circumferentially disposed torsional part (1212) of the adapter sleeve (12) and the fastening part located at the torsional part (1212) side
(1213), the fastening part (1213) and the axial part (1211) are located at the same side of the torsional part (1212).
4. according to the grinding hole tool described in claim any one of 1-3, it is characterised in that：First universal joint (2) is ten
Word shaft type universal joint, first universal joint (2) include the first connection end (21) for being connected with the fixture connector (1) and with
The second connection end (22) of second universal joint (3) connection, the spider center point of first universal joint (2) is positioned at described
On the pivot center of fixture connector (1).
5. grinding hole tool according to claim 4, it is characterised in that：First connection end (21) includes cylinder
Insertion section (211) and the cylindrical abutting part (212) for being connected to the insertion section (211) bottom, the abutting part (212) it is straight
Footpath is more than the diameter of the insertion section (211), and the insertion section (211) is provided with to the insertion section (211) lateral opening
Inserted link through hole (213).
6. grinding hole tool according to claim 1, it is characterised in that：Second universal joint (3) includes and described the
One universal joint (2) connects and is provided with the 3rd connection end (31) of the first otic placode (311), on the milling bar connector (4)
The second otic placode (32) and the both ends hinged block be hinged with first otic placode (311) and second otic placode (32) respectively
(33)；Described hinged block (33) one end is hinged with first otic placode (311) by first rotating shaft (34), the hinged block (33)
The other end is be hinged by the second rotating shaft (35) with second otic placode (32)；The first rotating shaft (34) and second rotating shaft
(35) it is vertical.
7. grinding hole tool according to claim 6, it is characterised in that：First universal joint (2) is Cardon universal joint ten thousand
Xiang Jie, the spider center point of first universal joint (2) are located on the pivot center of the 3rd connection end (31), and described
The pivot center of two otic placodes (32) is conllinear with the pivot center of the milling bar connector (4).
8. grinding hole tool according to claim 6, it is characterised in that：First universal joint (2) is Cardon universal joint ten thousand
Xiang Jie, an and axle of first universal joint (2) and the first rotating shaft (34) are coplanar, first universal joint (2) it is another
Axle and second rotating shaft (35) are coplanar.
9. according to the grinding hole tool described in claim 1,2,3,6,7 or 8, it is characterised in that：The milling bar connector
, including handle of a knife set (41) and the locking screw pit (42) through handle of a knife set (41) side wall (4).
10. according to the grinding hole tool described in claim 6,7 or 8, it is characterised in that：The side wall of 3rd connection end (31)
On be provided with regulation screwed hole (312), it is described regulation screwed hole (312) be uniformly distributed in the four of the 3rd connection end (31)
Week.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720870573.9U CN207139449U (en) | 2017-07-18 | 2017-07-18 | Grind hole tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720870573.9U CN207139449U (en) | 2017-07-18 | 2017-07-18 | Grind hole tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207139449U true CN207139449U (en) | 2018-03-27 |
Family
ID=61675610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720870573.9U Active CN207139449U (en) | 2017-07-18 | 2017-07-18 | Grind hole tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207139449U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107225447A (en) * | 2017-07-18 | 2017-10-03 | 邢台中伟卓特液压科技有限公司 | Grind hole tool |
-
2017
- 2017-07-18 CN CN201720870573.9U patent/CN207139449U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107225447A (en) * | 2017-07-18 | 2017-10-03 | 邢台中伟卓特液压科技有限公司 | Grind hole tool |
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