CN210818531U - Indexable clamp for coupler - Google Patents
Indexable clamp for coupler Download PDFInfo
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- CN210818531U CN210818531U CN201921686493.3U CN201921686493U CN210818531U CN 210818531 U CN210818531 U CN 210818531U CN 201921686493 U CN201921686493 U CN 201921686493U CN 210818531 U CN210818531 U CN 210818531U
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Abstract
The utility model provides an indexable clamp for a coupler, which comprises a base, wherein a positioning groove is arranged on the base, and a turntable is arranged at the bottom of the positioning groove in a rotating way; a compression screw is fixed on the turntable, and the upper end of the compression screw sequentially penetrates through the coupler and the pressure plate to be in threaded connection with the locking nut; a transverse sliding groove is formed in the inner side wall of the positioning groove, an expansion spring is fixed in the transverse sliding groove through a mounting plate, a cylindrical pin is fixed at the outer end part of the expansion spring, a sliding rod sequentially penetrates through the mounting plate and the expansion spring to be fixedly connected with the cylindrical pin, and a positioning pin is arranged on one side of the transverse sliding groove; a plurality of positioning holes are uniformly formed in the outer side wall of the turntable along the circumferential direction; the shaft coupling is fixed on the rotary table through the pressing plate and the locking nut, the shaft coupling can rotate along with the rotary table, and meanwhile, the rotating angle is positioned through the cylindrical pin and the positioning hole, so that the shaft coupling can be quickly rotated in the machining process, and the production efficiency is improved.
Description
Technical Field
The utility model relates to a shaft coupling production and processing field, concretely relates to but transposition anchor clamps for shaft coupling.
Background
The coupler is also called as a coupler and is used for firmly connecting a driving rotating shaft and a driven shaft in different mechanisms to rotate together and transmitting mechanical parts of movement and torque; sometimes, the coupling is used for coupling a shaft with other parts (such as gears, pulleys, etc.), or is used as a safety device for preventing the coupled machine parts from bearing excessive load, so as to play a role of overload protection.
The coupling is generally composed of two halves, which are respectively coupled to a driving shaft and a driven shaft, and the two halves are coupled together in a certain manner. Therefore, during the processing of the coupler, the end face of the coupler needs to be drilled so as to connect and fix the two halves through a fastener such as a pin. The existing drilling clamp cannot be indexed after the coupler is fixed, so that a series of operations such as positioning and tool setting need to be carried out again before each hole is machined, and the production efficiency is greatly reduced.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides an indexable clamp for shaft coupling.
An indexable clamp for a coupler comprises a base, wherein a positioning groove for placing the coupler is formed in the base; the inner diameter of the positioning groove is in clearance fit with the outer diameter of the coupler, and the bottom of the positioning groove is rotatably provided with a rotary table through a rotary shaft; a compression screw rod which is coaxial with the turntable is fixed on the turntable; the upper end of the compression screw penetrates through the coupler and the pressure plate in sequence and is in threaded connection with the locking nut;
a transverse sliding groove is formed in the inner side wall of the positioning groove, an expansion spring is fixed in the transverse sliding groove through a mounting plate, a cylindrical pin is fixed at the outer end part of the expansion spring, a sliding rod sequentially penetrates through the mounting plate and the expansion spring to be fixedly connected with the cylindrical pin, and a positioning pin for limiting the sliding of the sliding rod is connected to one side of the transverse sliding groove in a threaded manner; and a plurality of positioning holes matched with the cylindrical pins are uniformly formed in the outer side wall of the turntable along the circumferential direction.
Preferably, a positioning disc is arranged between the coupler and the pressing plate, and a positioning die hole matched with the position of the drilling hole is formed in the positioning disc.
Preferably, the periphery of constant head tank is equipped with and is used for collecting the clastic annular charging conduit of drilling, the bottom of annular charging conduit is equipped with the installation piece, be equipped with on the base with the mounting groove of installation piece looks adaptation.
Preferably, the upper surface of carousel still is equipped with the reference column, the reference column is the silicon rubber material, and the external diameter of reference column with the internal diameter interference fit of shaft coupling.
The utility model has the advantages that: 1. the rotary table is arranged at the bottom of the positioning groove, the coupler is fixed on the rotary table through the compression screw matched with the pressing plate and the locking nut, so that the coupler can rotate along with the rotary table, and meanwhile, the rotating angle is positioned through the cylindrical pin and the positioning hole, so that the coupler can be quickly rotated in the machining process, and the production efficiency is improved; 2. a positioning disc is arranged between the coupler and the pressing plate, and the drilling position is positioned by using a positioning die hole on the positioning disc, so that the drilling quality is ensured; 3. be equipped with in the periphery of constant head tank and be used for collecting the clastic annular charging conduit of drilling, the piece that produces when can effectively preventing to drill falls into the constant head tank, influences the location effect.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
the figures in the drawings represent:
1. base 2, constant head tank 3, shaft coupling 4, carousel 5, reference column 6, housing screw
7. Positioning plate 8, pressing plate 9, locking nut 10, positioning die hole 11 and transverse sliding groove
12. Mounting plate 13, extension spring 14, cylindrical pin 15, slide bar 16 and positioning hole
17. A positioning pin 18 and an annular chute.
Detailed Description
The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be understood that the terms "front", "back", "left", "right", "up", "down", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, the indexable clamp for the coupler comprises a base 1, wherein a positioning groove 2 is formed in the base 1, and the inner diameter of the positioning groove 2 is in clearance fit with the outer diameter of a coupler 3, so that the coupler 3 can be smoothly inserted into the positioning groove 2 for positioning. The bottom of constant head tank 2 rotates through the pivot and is provided with carousel 4, and the upper surface of carousel 4 is equipped with reference column 5. The positioning column 5 is made of silicon rubber, and the outer diameter of the positioning column 5 is in interference fit with the inner diameter of the coupler 3. The shaft coupling 3 can be blocked with the positioning column 5 after being inserted into the positioning groove 2, so that the shaft coupling 3 can rotate along with the rotary disc 4.
A compression screw 6 which is coaxial with the rotary disc 4 is fixed on the rotary disc. And a positioning disc 7 and a pressing plate 8 are arranged above the coupler 3, and the upper end of the compression screw 6 sequentially penetrates through the coupler 3, the positioning disc 7 and the pressing plate 8 to be in threaded connection with a locking nut 9. The positioning plate 7 is provided with a positioning die hole 10 matched with the drilling position, so that the drilling position can be conveniently positioned during drilling.
As shown in fig. 2, a transverse sliding groove 11 is formed in the inner side wall of the positioning groove 2, an extension spring 13 is fixed in the transverse sliding groove 11 through a mounting plate 12, a cylindrical pin 14 is fixed at the outer end of the extension spring 13, and a sliding rod 15 sequentially penetrates through the mounting plate 12 and the extension spring 13 to be fixedly connected with the cylindrical pin 14. A plurality of positioning holes 16 matched with the cylindrical pins 14 are uniformly formed on the outer side wall of the rotary table 4 along the circumferential direction. When the rotary disc 4 rotates, the cylindrical pin 14 can be contracted under the extrusion of the rotary disc 4 and sequentially clamped into the positioning holes 16 with different angles along with the rotation of the rotary disc 4. The lower side of the transverse sliding chute 11 is in threaded connection with a positioning pin 17. After the indexing is completed, the positioning pin 17 is screwed, the upper end of the positioning pin 17 can be inserted into the transverse sliding groove 11 to be abutted against the end part of the sliding rod 15, so that the sliding of the sliding rod 15 is limited, and the rotating disc 4 is locked and positioned by the cylindrical pin 14.
When the positioning device is used, the lower end of the coupler 3 penetrates through the compression screw 6 and is inserted into the positioning groove 2, and the coupler is clamped with the positioning column 5. And then the corresponding positioning disc 7 and the corresponding pressing plate 8 sequentially penetrate through the compression screw 6 to be placed at the upper end of the coupler 3, the locking nut 9 is screwed, and the coupler 3 is compressed and fixed from the top by the locking nut 9 and the pressing plate 8. Finally, the coupling 3 is rotated to align one of the positioning die holes 10 with the drill bit, and then the positioning pin 17 is tightened to lock and position the drill bit. After a hole is processed, the shaft coupling 3 can be continuously rotated to the next drilling position only by loosening the positioning pin 17, and the production efficiency is effectively improved.
The periphery of constant head tank 2 still is equipped with and is used for collecting the clastic annular charging conduit 18 of drilling, and the bottom of annular charging conduit 18 is equipped with the installation piece, is equipped with the mounting groove with installation piece looks adaptation on the base 1, and annular charging conduit 18 can dismantle through installation piece and mounting groove and base 1 and be connected. During drilling, the drilling piece can fall into annular charging conduit 18, prevents effectively that the piece from falling into in constant head tank 2 and influencing the location effect.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
Claims (4)
1. An indexable clamp for a coupler, characterized in that: the coupler comprises a base, wherein a positioning groove for placing a coupler is formed in the base; the inner diameter of the positioning groove is in clearance fit with the outer diameter of the coupler, and the bottom of the positioning groove is rotatably provided with a rotary table through a rotary shaft; a compression screw rod which is coaxial with the turntable is fixed on the turntable; the upper end of the compression screw penetrates through the coupler and the pressure plate in sequence and is in threaded connection with the locking nut;
a transverse sliding groove is formed in the inner side wall of the positioning groove, an expansion spring is fixed in the transverse sliding groove through a mounting plate, a cylindrical pin is fixed at the outer end part of the expansion spring, a sliding rod sequentially penetrates through the mounting plate and the expansion spring to be fixedly connected with the cylindrical pin, and a positioning pin for limiting the sliding of the sliding rod is connected to one side of the transverse sliding groove in a threaded manner; and a plurality of positioning holes matched with the cylindrical pins are uniformly formed in the outer side wall of the turntable along the circumferential direction.
2. The indexable clamp for a coupling of claim 1 wherein: and a positioning disc is arranged between the coupler and the pressing plate, and a positioning die hole matched with the position of the drilling hole is formed in the positioning disc.
3. The indexable clamp for a coupling of claim 2 wherein: the periphery of constant head tank is equipped with and is used for collecting the clastic annular charging conduit of drilling, the bottom of annular charging conduit is equipped with the installation piece, be equipped with on the base with the mounting groove of installation piece looks adaptation.
4. An indexable clamp for a coupling according to claim 3, wherein: the upper surface of carousel still is equipped with the reference column, the reference column is the silicon rubber material, and the external diameter of reference column with the internal diameter interference fit of shaft coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921686493.3U CN210818531U (en) | 2019-10-10 | 2019-10-10 | Indexable clamp for coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921686493.3U CN210818531U (en) | 2019-10-10 | 2019-10-10 | Indexable clamp for coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210818531U true CN210818531U (en) | 2020-06-23 |
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ID=71256141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921686493.3U Active CN210818531U (en) | 2019-10-10 | 2019-10-10 | Indexable clamp for coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210818531U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589218A (en) * | 2020-11-16 | 2021-04-02 | 中国航发西安动力控制科技有限公司 | Electric machining device and method for lining part to equally divide hole groove along circumference |
| CN112919142A (en) * | 2021-02-23 | 2021-06-08 | 中国十七冶集团有限公司 | Intelligent three-dimensional stacking device and using method |
-
2019
- 2019-10-10 CN CN201921686493.3U patent/CN210818531U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589218A (en) * | 2020-11-16 | 2021-04-02 | 中国航发西安动力控制科技有限公司 | Electric machining device and method for lining part to equally divide hole groove along circumference |
| CN112919142A (en) * | 2021-02-23 | 2021-06-08 | 中国十七冶集团有限公司 | Intelligent three-dimensional stacking device and using method |
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