CN216176736U - Aligning type chuck connector - Google Patents
Aligning type chuck connector Download PDFInfo
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- CN216176736U CN216176736U CN202122472405.3U CN202122472405U CN216176736U CN 216176736 U CN216176736 U CN 216176736U CN 202122472405 U CN202122472405 U CN 202122472405U CN 216176736 U CN216176736 U CN 216176736U
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- connecting disc
- positioning shaft
- threaded holes
- rotary table
- chuck connector
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Abstract
The utility model relates to a centering chuck connector, which comprises a positioning shaft and a connecting disc, wherein one surface of the connecting disc is used for being connected with a chuck and is provided with a corresponding locking mounting hole, the other surface of the connecting disc is used for being connected with the table top of a rotary table, and the center of the connecting disc is provided with a through hole for adjustment; the connecting plate is radially provided with a plurality of threaded holes, the threaded holes are communicated with the through holes, the threaded holes are used for mounting flat-bottom fine adjustment screws and the top columns, the flat-bottom fine adjustment screws are used for jacking the top columns, and the top columns are used for jacking the positioning shafts. One end of the positioning shaft is used for being matched and fixedly connected with the central hole of the rotary table and the table top of the rotary table and is provided with a locking threaded hole, and the other end of the positioning shaft is arranged in the through hole of the connecting disc; this aligning formula chuck connector, the structure is simpler than the four-axis flange, does not have coaxial requirement, and processing is easy, and is with low costs.
Description
Technical Field
The utility model relates to the technical field of automation equipment, in particular to an aligning type chuck connector.
Background
The four-shaft flange is an indispensable accessory in the fourth shaft installation in a machining center, is a middle connecting disc with a chuck and a numerical control rotary table in rigid connection, and is a three-section step disc with different diameters. The installation is carried out orderly without adjusting space according to the chuck type strictly, and the three parts are coaxial and locked by special bolts.
The four-axis flange only has one structural form at present, and although the structural design is simple, the production process is relatively difficult due to the large length-diameter ratio; in the aspect of installation, firstly, the rotation precision of the fourth shaft mainly depends on the precision of the four-shaft flange, no adjusting space exists, and if the precision of the four-shaft flange is poor, the three shafts cannot be coaxial during installation; secondly, even if the installation is successful, the coaxial requirements of the chuck, the four-axis flange and the rotary table cannot be avoided from being damaged due to abrasion or stress deformation of the chuck in the use process; and thirdly, the grinding of the clamping jaw is difficult, and the grinding mode of the lathe clamping jaw is difficult or impossible.
SUMMERY OF THE UTILITY MODEL
Accordingly, the present invention is directed to an aligning chuck connector which is simple in structure, easy to manufacture, and low in cost. The installation and the later maintenance are convenient and time-saving, and no coaxial requirement exists.
The utility model provides a self-aligning chuck connector, comprising:
the positioning device comprises a positioning shaft and a connecting disc, wherein one surface of the connecting disc is used for being connected with a chuck, the other surface of the connecting disc is used for being connected with the table surface of the rotary table, and a through hole for adjustment is formed in the center of the connecting disc;
one end of the positioning shaft is fixedly connected with the rotary table, and the other end of the positioning shaft is arranged in the through hole;
the connecting plate is radially provided with a plurality of threaded holes, the threaded holes are communicated with the through holes, the threaded holes are used for mounting flat-bottom fine adjustment screws and the top columns, the flat-bottom fine adjustment screws are used for jacking the top columns, and the top columns are used for jacking the positioning shafts.
Furthermore, a plurality of pressed areas are formed in the other end of the positioning shaft, the pressed areas correspond to the threaded holes one to one, and each pressed area is provided with a pressed plane.
Further, a plurality of the threaded holes are evenly distributed along the circumferential direction of the connecting disc.
Further, the number of the threaded holes is four.
Furthermore, the connecting disc is provided with a groove type matched with the T-shaped groove of the rotary table.
Furthermore, one side of the groove shape is radially provided with a cavity, and the cavity is used for facilitating the installation of the T-shaped bolt.
Further, the positioning device also comprises a screw rod, and the screw rod is in threaded connection with the positioning shaft;
the screw rod is used for fixing the positioning shaft on the rotary table.
Compared with the prior art, the aligning chuck connector has the following beneficial effects:
1. compared with a four-axis flange, the aligning chuck connector provided by the embodiment of the utility model has the advantages that the structure is simpler, the coaxial requirement is avoided, the connecting disc only has one parallelism requirement, the processing is easy, and the cost is low.
2. According to the aligning chuck connector provided by the embodiment of the utility model, the up-down, left-right positions of the four flat-bottom fine adjustment screws are adjusted, so that the requirement that the chuck and the rotation center of the numerical control rotary table are coaxial is finally met, and the assembly is simple and efficient.
3. According to the centering chuck connector provided by the embodiment of the utility model, under the condition that the jaws are abraded, four locking nuts are slightly loosened through adjustment, and the flat-bottom fine adjustment screw is adjusted until the chuck and the rotation center of the numerical control rotary table are coaxial again and then locked, so that the complex jaw disassembling and repairing work can be avoided.
Drawings
FIG. 1 is a schematic view of an embodiment of a self-aligning chuck connector according to the present invention in an operating condition;
FIG. 2 is a schematic view of the installation position of a self-aligning chuck connector in accordance with an embodiment of the present invention;
FIG. 3 is an assembled schematic view of a self-aligning chuck connector of FIG. 1;
in the figure: 1. a chuck; 2. a self-aligning chuck connector; 3. a turntable; 21. a connecting disc; 211. a through hole; 212. a slot shape; 213. avoiding the cavity; 22. positioning the shaft; 221. a pressed region; 23. a screw; 24. a flat bottom fine adjustment screw; 25. and (4) a top pillar.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
As shown in fig. 1 to 3, a self-aligning chuck connector 2 according to an embodiment of the present invention includes: the positioning device comprises a positioning shaft 22 and a connecting disc 21, wherein one surface of the connecting disc 21 is connected with the chuck 1, the center of the other surface of the connecting disc 21 is provided with a through hole 211, one end of the positioning shaft 22 is fixedly connected with the turntable 3, and the other end of the positioning shaft 22 is arranged in the through hole 211 of the connecting disc 21.
In this embodiment, one end of the positioning shaft 22 is installed in the turntable 3 and is screwed with the fixing hole of the positioning shaft 22 through the bolt 23 to lock the positioning shaft 22 to the turntable 3, and the other end of the positioning shaft 22 located in the through hole 211 is provided with a plurality of pressed areas 221, and the pressed areas 221 have a pressed plane.
Specifically, the connecting disc 21 is radially provided with a plurality of threaded holes, the threaded holes are communicated with a through hole 211 in the center of the connecting disc 21, the flat-bottom fine adjustment screw 24 is screwed into the threaded hole to press the top pillar 25 arranged in the threaded hole, and the top pillar 25 presses the pressed area 221 arranged in the through hole 211 in the center of the connecting disc 21. The top pillar 25 is pressed by the flat-bottom fine adjustment screw 24, so that the top pillar 25 presses the pressed area 221 of the positioning shaft 22, and the connection disc 21 and the positioning shaft 22 slightly slide up, down, left and right.
In the present embodiment, the number of the pressed regions 221 and the number of the threaded holes are preferably four, and the four threaded holes are uniformly distributed in the circumferential direction and correspond to the pressed regions 221 one by one.
The connecting disc 21 is further provided with groove-shaped grooves 212 matched with the T-shaped grooves of the rotary table 3, and the groove-shaped grooves 212 correspond to the T-shaped grooves of the rotary table 3 one by one and are used for positioning and mounting T-shaped bolts. One side of the slot 212 is opened with a cavity 213 to facilitate the installation of the T-bolt.
The working principle of the embodiment of the utility model is as follows:
during installation, the positioning shaft 22 is arranged in a rotary central hole of the numerical control rotary table 3, and the screw 23 is inserted into the rotary central hole from the rear end of the numerical control rotary table 3 and is in threaded connection with the positioning shaft 22 to be tightened. The connecting disc 21 is sleeved on the positioning shaft 22 and attached to the table surface of the numerical control rotary table 3, a top column 25 and a flat bottom fine adjustment screw 24 are arranged in the connecting disc 21, and the connecting disc is aligned with the T-shaped slot position on the numerical control rotary table 3. The T-shaped bolt is sleeved with a flat washer and is twisted with a nut to a proper position, and is arranged in a T-shaped groove on the connecting disc 21 and the numerical control rotary table 3 and is twisted with the nut for pre-tightening; the chuck 1 is installed, the chuck 1 clamps a checking rod, a detecting instrument such as a dial indicator is used for correcting, the technical requirements of all detection data are met by adjusting the flat-bottom fine adjustment screw 24 in the connecting disc 21, the nut is locked, and the data are checked again to reach the standard and can be normally used.
When the working time of the chuck 1 is long, the clamping jaws are inevitably worn or deformed by stress, the rotation jump of the clamped workpiece is too large, the machining requirement of a product cannot be met, the clamping jaws are limited by the structure of equipment, the movement mode and the like, and the lathe-like clamping jaw repairing work cannot be carried out, so that four nuts can be slightly loosened, the connecting disc 21 drives the rotation center of the chuck 1 to be consistent with the rotation center of the numerical control rotary table 3 by adjusting the flat-bottom fine adjustment screw 24 in the connecting disc 21, the nuts are locked to meet the working requirement, repeated assembly and disassembly work for repairing the chuck 1 is omitted, and a large amount of time is saved.
Compared with the prior art, the aligning chuck connector has the following beneficial effects:
1. compared with a four-axis flange, the aligning chuck connector provided by the embodiment of the utility model has the advantages that the structure is simpler, the coaxial requirement is avoided, only the connecting disc has one parallelism requirement, the processing is easy, and the cost is low.
2. According to the aligning chuck connector provided by the embodiment of the utility model, the up-down, left-right positions of the four flat-bottom fine adjustment screws are adjusted, so that the requirement that the chuck and the rotation center of the numerical control rotary table are coaxial is finally met, and the assembly is simple and efficient.
3. According to the centering chuck connector provided by the embodiment of the utility model, under the condition that the jaws are abraded, four locking nuts are slightly loosened through adjustment, and the flat-bottom fine adjustment screw is adjusted until the chuck and the rotation center of the numerical control rotary table are coaxial again and then locked, so that the complex jaw disassembling and repairing work can be avoided.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (7)
1. A self-aligning chuck connector, comprising:
the positioning device comprises a positioning shaft and a connecting disc, wherein one surface of the connecting disc is used for being connected with a chuck, the other surface of the connecting disc is used for being connected with the table surface of the rotary table, and a through hole for adjustment is formed in the center of the connecting disc;
one end of the positioning shaft is fixedly connected with the rotary table, and the other end of the positioning shaft is arranged in the through hole;
the connecting plate is radially provided with a plurality of threaded holes, the threaded holes are communicated with the through holes, the threaded holes are used for mounting flat-bottom fine adjustment screws and the top columns, the flat-bottom fine adjustment screws are used for jacking the top columns, and the top columns are used for jacking the positioning shafts.
2. The aligning chuck connector of claim 1, wherein:
the other end of the positioning shaft is provided with a plurality of jacked areas, the jacked areas correspond to the threaded holes one by one, and each jacked area is provided with a jacked plane.
3. The aligning chuck connector of claim 2, wherein:
the threaded holes are uniformly distributed along the circumferential direction of the connecting disc.
4. The aligning chuck connector of claim 3, wherein:
the number of the threaded holes is four.
5. The aligning chuck connector of claim 1, wherein:
the connecting disc is provided with a groove type matched with the T-shaped groove of the rotary table.
6. The aligning chuck connector of claim 5, wherein:
one side of the groove shape is radially provided with a cavity, and the cavity is used for facilitating the installation of the T-shaped bolt.
7. The aligning chuck connector of claim 1, wherein:
the screw rod is in threaded connection with the positioning shaft;
the screw rod is used for fixing the positioning shaft on the rotary table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122472405.3U CN216176736U (en) | 2021-10-13 | 2021-10-13 | Aligning type chuck connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122472405.3U CN216176736U (en) | 2021-10-13 | 2021-10-13 | Aligning type chuck connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216176736U true CN216176736U (en) | 2022-04-05 |
Family
ID=80865977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122472405.3U Active CN216176736U (en) | 2021-10-13 | 2021-10-13 | Aligning type chuck connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216176736U (en) |
-
2021
- 2021-10-13 CN CN202122472405.3U patent/CN216176736U/en active Active
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