CN216576785U - Clamping fixture for shaft parts - Google Patents
Clamping fixture for shaft parts Download PDFInfo
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- CN216576785U CN216576785U CN202122764697.8U CN202122764697U CN216576785U CN 216576785 U CN216576785 U CN 216576785U CN 202122764697 U CN202122764697 U CN 202122764697U CN 216576785 U CN216576785 U CN 216576785U
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- clamping
- assembly
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- shaft parts
- shaft
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Abstract
The utility model relates to the field of machining auxiliary equipment, in particular to a clamping fixture for shaft parts; the back plate assembly comprises a mounting back plate, an upper frame plate and a lower frame plate; the sliding rail assembly is arranged on the lower end faces of the upper frame plate and the lower frame plate, the clamping assembly is nested on the sliding rail assembly in a sliding mode, and the power assembly is arranged below the clamping assembly and used for providing power for clamping and releasing; the connecting shaft assembly is provided with the front end surface of the mounting back plate and is used for connecting the clamping assembly to assist the clamping assembly to complete clamping and closing actions; the clamping head is assembled at the end head of the clamping assembly; by adopting the utility model, the whole structure is simple, and the compatibility and the adaptation of various shaft parts are realized through the modularized clamping assembly and the connecting shaft assembly; and through abundant expansibility, realize the autonomy and the low cost of overhauing and upgrading, avoid excessive extravagant, can realize the adaptation of size through changing key part to further improve the tight efficiency of clamp.
Description
Technical Field
The utility model relates to the field of machining auxiliary equipment, in particular to a clamping fixture for shaft parts.
Background
In order to increase the demand for high-precision machining of shaft-like parts, it is necessary to increase the precision of the positioning reference of the parts. There is a need for improvements in the use of jigs for finish turning equipment. At present, imported clamps are generally used for domestic high-precision end-drive clamps, and purchasing cost and maintenance cost are quite high. The purchase price of a small accessory is thousands of yuan, and the clamp driving sleeve needs to be replaced for several days sometimes, so that the production efficiency is influenced, and the part processing rejection rate is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a clamp which is safe, reliable, convenient to overhaul and maintain and high in clamping efficiency.
A clamping fixture for shaft parts comprises a back plate assembly, a power assembly, a sliding rail assembly, a clamping head and a connecting shaft assembly;
the back plate assembly comprises a mounting back plate, an upper frame plate and a lower frame plate; the sliding rail assembly is arranged on the lower end faces of the upper frame plate and the lower frame plate, the clamping assembly is nested on the sliding rail assembly in a sliding mode, and the power assembly is arranged below the clamping assembly and used for providing power for clamping and releasing; the connecting shaft assembly is arranged on the front end face of the mounting backboard and used for connecting the clamping assembly to assist the clamping assembly to finish clamping and closing actions; the clamping head is assembled at the end head of the clamping component;
further, the slide rail assembly comprises an upper slide rail, a lower slide rail, an upper slide block and a lower slide block; the upper slide rail and the lower slide rail are respectively arranged on the lower end surfaces of the upper frame plate and the lower frame plate; the clamping assembly is sleeved on the sliding rail in a sliding manner through the upper sliding block and the lower sliding block;
furthermore, the clamping assembly is formed by a group of symmetrical plate bodies, each plate body comprises a main plate and an adjusting plate, and the distance between the main plate and the adjusting plate is adjusted through an adjusting stud; the upper sliding block and the lower sliding block are fixed on the main boards, the middle parts of the main boards of the two boards are connected through a connecting shaft assembly, and the bottoms of the main boards of the two boards are connected through a power assembly; clamping heads are arranged on the main board and the adjusting board;
furthermore, the adjacent ends of the main board and the adjusting board are provided with bevel openings, and the clamping heads are arranged at the bevel openings and are adapted to the overall dimension of the shaft parts;
furthermore, the power assembly comprises a fixed frame, a movable frame and a clamping cylinder; the clamping cylinder is arranged on the fixed frame, and the telescopic end is connected with the sliding frame; the fixed frame is connected to the tail end of one plate body in the clamping assembly, and the movable frame is connected with the tail end of the other plate body;
further, the connecting shaft assembly comprises a central shaft, a rotating arm and a connecting arm; the central shaft is fixed on the mounting backboard, the central point of the rotating arm is rotatably mounted on the central shaft, the connecting arm is connected with the main board and the rotating arm, and two connecting points of the connecting arm are rotatably connected;
the utility model has the beneficial effects that:
by adopting the utility model, the whole structure is simple, and the compatibility and the adaptation of various shaft parts are realized through the modularized clamping assembly and the connecting shaft assembly; and through abundant expansibility, realize the autonomy and the low cost of overhauing and upgrading, avoid excessive extravagant, can realize the adaptation of size through changing key part to further improve the tight efficiency of clamp.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-2, a clamping fixture for shaft parts includes a back plate assembly 1, a power assembly 2, a slide rail assembly 3, a clamping assembly 4, a clamping head 5 and a connecting shaft assembly 6;
the backboard component 1 comprises a mounting backboard 11, an upper frame board 12 and a lower frame board 13; the sliding rail assembly 3 is mounted on the lower end surfaces of the upper frame plate 12 and the lower frame plate 13, the clamping assembly 4 is slidably nested on the sliding rail assembly 3, and the power assembly 2 is arranged below the clamping assembly 4 and used for providing power for clamping and releasing; the clamping assembly 4 is a group of symmetrical devices, and the connecting shaft assembly 6 is provided with the front end surface of the mounting back plate 11 and is used for connecting the clamping assembly 4 to assist the clamping assembly to complete clamping and closing actions; the clamping head 5 is assembled at the end head of the clamping component 4;
further, the slide rail assembly 3 comprises an upper slide rail 31, a lower slide rail 33, an upper slide block 32 and a lower slide block 34; the upper slide rail 31 and the lower slide rail 33 are respectively arranged on the lower end surfaces of the upper frame plate 12 and the lower frame plate 13; the clamping component 4 is sleeved on the slide rail in a sliding manner through an upper slide block 33 and a lower slide block 34;
in the embodiment, the design of the double sliding rails ensures the continuity of the clamping component 4 in the clamping action; and improve the reliability, for example in case in the course of working, single slide rail breaks down, can also keep the normal work of another slide rail, guarantee to accomplish the centre gripping and relax the action.
Further, the clamping assembly 4 is formed by a set of symmetrical plate bodies, each plate body comprises a main plate 41 and an adjusting plate 42, and the distance between the main plate 41 and the adjusting plate 42 is adjusted by an adjusting stud 43; the upper sliding block 32 and the lower sliding block 34 are both fixed on the main board 41, the middle parts of the main boards 41 of the two boards are connected through a connecting shaft assembly 6, and the bottoms of the main boards are connected through a power assembly 2; the main plate 41 and the adjusting plate 42 are both provided with clamping heads 5;
in this embodiment, the symmetric plate bodies are adopted, the universality is improved, the main plate 41 and the adjusting plate 42 connected through the adjusting studs 43 can replace or adjust the adjusting studs 43 according to different requirements, and then the whole height of the plate body is changed, so that the plate body is suitable for shaft parts with various diameters.
Furthermore, the adjacent ends of the main plate 41 and the adjusting plate 42 are both provided with an oblique opening, and the clamping head 5 is installed at the oblique opening to adapt to the overall dimension of the shaft part;
in the embodiment, the inclined openings are formed, and the columnar shapes of the shaft parts can be adapted through the angles of the two inclined openings; the sliding and loosening in the clamping process are avoided, so that the high efficiency and high quality of the clamping action are ensured; and the clamping head 5 is split type, and is installed at two bevel connection respectively, can realize the compatibility of multiple type axle class through the clamping head 5 of changing different sizes and material.
Further, the power assembly 2 comprises a fixed frame 22, a movable frame 23 and a clamping cylinder 21; the clamping cylinder 21 is arranged on the fixed frame 22, and the telescopic end of the clamping cylinder is connected with the sliding frame 23; the fixed frame 22 is connected to the tail end of one plate body of the clamping assembly 4, and the movable frame 23 is connected to the tail end of the other plate body;
further, the coupling assembly 6 comprises a central shaft 61, a rotating arm 62 and a connecting arm 63; the central shaft 61 is fixed on the mounting backboard 11, the central point of the rotating arm 62 is rotatably mounted on the central shaft 61, the connecting arm 63 is connected with the main board 41 and the rotating arm 62, and two connecting points of the connecting arm 63 are rotatably connected;
in the embodiment, after the clamping cylinder 21 of the power assembly 2 provides power, one of the main boards 41 is driven to move, and clamping and releasing actions are realized by the connecting shaft assembly 6 in bidirectional rotating connection by utilizing the principle of a hinge; and by subsequent modification, the rotating arm 62 or the connecting arm 63 is replaced, so that various sizes and formed clamping actions are realized; so as to adapt to various types of shaft parts.
By adopting the utility model, the whole structure is simple, and the compatibility and the adaptation of various shaft parts are realized through the modularized clamping component 4 and the connecting shaft component 6; and through abundant expansibility, realize the autonomy and the low cost of overhauing and upgrading, avoid excessive extravagant, can realize the adaptation of size through changing key part to further improve the tight efficiency of clamp.
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications, additions and substitutions for the described embodiments may be made by those skilled in the art without departing from the scope and spirit of the utility model as defined by the accompanying claims.
Claims (6)
1. A clamping fixture for shaft parts is characterized by comprising a back plate assembly (1), a power assembly (2), a sliding rail assembly (3), a clamping assembly (4), a clamping head (5) and a connecting shaft assembly (6);
the back plate assembly (1) comprises a mounting back plate (11), an upper frame plate (12) and a lower frame plate (13); the sliding rail assembly (3) is mounted on the lower end faces of the upper frame plate (12) and the lower frame plate (13), the clamping assembly (4) is nested on the sliding rail assembly (3) in a sliding mode, and the power assembly (2) is arranged below the clamping assembly (4) and used for providing power for clamping and releasing; the clamping components (4) are a group of symmetrical devices, and the connecting shaft component (6) is provided with the front end face of the mounting back plate (11) and is used for connecting the clamping components (4) to assist the clamping components to complete clamping and closing actions; the clamping head (5) is assembled at the end head of the clamping component (4).
2. The clamping fixture for shaft parts according to claim 1, characterized in that the slide rail assembly (3) comprises an upper slide rail (31), a lower slide rail (33), an upper slide block (32) and a lower slide block (34); the upper sliding rail (31) and the lower sliding rail (33) are respectively arranged on the lower end surfaces of the upper frame plate (12) and the lower frame plate (13); the clamping component (4) is sleeved on the sliding rail in a sliding mode through an upper sliding block (32) and a lower sliding block (34).
3. The clamping fixture for shaft parts according to claim 2, wherein the clamping assembly (4) is a set of symmetrical plate bodies, each plate body comprises a main plate (41) and an adjusting plate (42), and the main plate (41) and the adjusting plate (42) are adjusted in distance by an adjusting stud (43); the upper sliding block (32) and the lower sliding block (34) are fixed on the main boards (41), the middle parts of the main boards (41) of the two boards are connected through a connecting shaft assembly (6), and the bottom parts of the two boards are connected through a power assembly (2); and clamping heads (5) are arranged on the main board (41) and the adjusting board (42).
4. The clamping fixture for shaft parts according to claim 3, wherein an inclined opening is formed at one end of the main plate (41) adjacent to one end of the adjusting plate (42), and the clamping head (5) is mounted at the inclined opening to adapt to the overall dimension of the shaft parts.
5. The clamping fixture for shaft parts according to claim 3, characterized in that the power assembly (2) comprises a fixed frame (22), a movable frame (23) and a clamping cylinder (21); the clamping cylinder (21) is arranged on the fixed frame (22), and the telescopic end is connected with the movable frame (23); the fixed frame (22) is connected to the tail end of one plate body of the clamping assembly (4), and the movable frame (23) is connected to the tail end of the other plate body.
6. A clamping fixture for shaft parts according to claim 3, characterized in that the coupling assembly (6) comprises a central shaft (61), a swivel arm (62) and a connecting arm (63); center pin (61) are fixed on installation backplate (11), the central point of rocking arm (62) is rotated and is installed on center pin (61), mainboard (41) and rocking arm (62) are connected to connecting arm (63), two tie points of connecting arm (63) are the rotation connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122764697.8U CN216576785U (en) | 2021-11-12 | 2021-11-12 | Clamping fixture for shaft parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122764697.8U CN216576785U (en) | 2021-11-12 | 2021-11-12 | Clamping fixture for shaft parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216576785U true CN216576785U (en) | 2022-05-24 |
Family
ID=81645016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122764697.8U Active CN216576785U (en) | 2021-11-12 | 2021-11-12 | Clamping fixture for shaft parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216576785U (en) |
-
2021
- 2021-11-12 CN CN202122764697.8U patent/CN216576785U/en active Active
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