CN217223716U - Eccentric anchor clamps of metalwork excircle - Google Patents
Eccentric anchor clamps of metalwork excircle Download PDFInfo
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- CN217223716U CN217223716U CN202220038433.6U CN202220038433U CN217223716U CN 217223716 U CN217223716 U CN 217223716U CN 202220038433 U CN202220038433 U CN 202220038433U CN 217223716 U CN217223716 U CN 217223716U
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- butt joint
- eccentric
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- groove
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Abstract
A metal piece excircle eccentric fixture comprises a chuck body, wherein a plurality of groups of longitudinally arranged butt joint parts are arranged on the chuck body, each butt joint part comprises a first butt joint rod, a through groove penetrating through the first butt joint rod is formed in the middle of the upper end face of the first butt joint rod, the through groove penetrates through one end of the first butt joint rod along the length direction of the first butt joint rod, two eccentric butt joint heads are respectively positioned at the middle point of a connecting line between the two eccentric butt joint heads on the two sides of the through groove and deviate from the axial center line of the first butt joint rod, the distance of the middle point of the connecting line between the two eccentric butt joint heads of the same group of butt joint parts deviating from the axial center line of the first butt joint rod is set as an eccentric distance L, the eccentric distances L of the longitudinally arranged groups of butt joint parts are gradually increased, the distances of clamping positions of products to be processed which deviate from the axial center line of the first butt joint rod are different, and the processing process is more flexible, the butt joint parts with different eccentric distances can be selected to carry out clamping operation according to requirements.
Description
Technical Field
The utility model relates to an anchor clamps technical field specifically is a metalwork excircle off-centre anchor clamps.
Background
In actual production, the excircle eccentric milling and flattening processing is often required for some products, and corresponding parameters can be set by using a numerical control machine tool at present to realize automatic milling and flattening of the products, but the numerical control machine tool is high in use cost, and for the products with the same eccentric parts on the outer diameter, the CNC machine tool is completely used for milling and flattening in large batch, so that the improvement of productivity benefit is not met;
at present, can also use anchor clamps cooperation drilling machine to realize the eccentric mill of excircle of product is flat, it is tight to wait to mill flat product through anchor clamps, mill the product through the drilling machine, but current chuck is when the centre gripping product, the centering out central point that can not be fine to the eccentric part that needs mill flat, lead to the drilling machine can fix a position inaccurately at the in-process that mills, do not observe the effect of product location before milling flat simultaneously and mill flat effect of product after flat, thereby the precision that the product milled flat has been influenced, influence product quality, still need mill flat quality of guaranteeing the product to milling flat portion for the secondary simultaneously, make the quality of product more stable, and current chuck can not reach the requirement.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a fixture for the eccentricity of external surface of metal part is composed of a main body with multiple longitudinally arranged butt-joint units consisting of the first butt-joint rod with through slot passing through the first butt-joint rod, two eccentric butt-joint heads on the end surface of said through slot, two eccentric butt-joint heads at both opposite sides of said through slot, and an axial central line deviating from the central line of said first butt-joint rod, and an eccentric distance L between the two eccentric butt-joint heads, the chuck body is provided with a plurality of second butt-joint rods along the length direction of the first butt-joint rods, the second butt-joint rods correspond to the through grooves one to one, and the second butt-joint rods are positioned in the direction in which the through grooves penetrate through one side of the first butt-joint rods.
The utility model discloses in, the lower terminal surface of chuck main part and second butt joint pole is equipped with the base, the second butt joint pole sets firmly on the base, one side that the chuck main part deviates from the second butt joint pole has set firmly movable push rod, movable push rod deviates from the direction of chuck main part and goes up swing joint and have screw thread push rod, the fixed installation piece that is equipped with on the base, set up the screw hole that sets up along first butt joint pole length direction on the installation piece, the screw hole runs through in the installation piece, screw thread push rod spiro union is in the threaded hole and passes screw hole and movable push rod swing joint.
The utility model discloses in, the chuck main part deviates from one side of second butt joint pole and sets firmly elastic component, and the last one end that deviates from the chuck main part of elastic component sets firmly on the base.
As a further aspect of the present invention: an elastic groove is arranged on one side of the through groove, which is far away from the second opposite connecting rod.
As a further aspect of the utility model: the connection part of the elastic groove and the through groove is arc-shaped.
As a further aspect of the present invention: the base is provided with a sliding groove, and the lower end face of the chuck body is provided with a sliding part which is in sliding fit in the sliding groove.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the product to be processed is clamped by the transverse relative motion of a first butt joint rod and a second butt joint rod, the product to be processed is clamped by two eccentric butt joints in the longitudinal direction, the product to be processed is stably clamped in the transverse direction and the longitudinal direction, the product to be processed is stably clamped between a through groove and the second butt joint rod, the distance between the two eccentric butt joints is relatively fixed, the middle point of the connecting line between the two eccentric butt joints deviates from the axial center line of the first butt joint rod, the distance of the middle point of the connecting line between the two eccentric butt joints of the same butt joint part deviating from the axial center line of the first butt joint rod is set as an eccentric distance L, the eccentric distances L of a plurality of groups of longitudinally arranged butt joint parts are presented and added, the distances of the clamping positions of the product to be processed which deviate from the axial center line of the first butt joint rod are different, the processing process is more flexible, and a group of butt joints with different eccentric distances can be selected for clamping operation according to needs, the position is finely decided to the eccentric part that the messenger need mill flat on treating the product of processing, and messenger's drilling machine is milling flat in-process location accurate, and the effect of product location before milling flat and the effect that the product milled flat after milling flat can simple swift observation simultaneously, and the precision that makes the product mill flat is secure, and product quality is secure, simultaneously because treat that the product of processing is horizontal and vertically all stably to be held and treat the stable maintenance of centre gripping potential energy of product of processing, conveniently mill flat quality of guaranteeing the product to milling flat secondary, makes the quality of product more stable.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of the movable push rod, the threaded push rod and the mounting block of the present invention;
the reference numbers and designations in the drawings are as follows:
the machining tool comprises a chuck body-1, a first butt joint rod-2, a through groove-3, an eccentric butt joint-4, a second butt joint rod-5, a base-6, a movable push rod-7, a threaded push rod-8, a mounting block-9, an elastic groove-10, a sliding groove-11, an axial center line-12 of the first butt joint rod and a clamping position-13 of a product to be machined.
Detailed Description
The technical solutions 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, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-3, an eccentric clamp for an excircle of a metal piece comprises a chuck body 1, wherein a plurality of groups of longitudinally arranged butt joints are arranged on the chuck body 1, each butt joint comprises a first butt joint rod 2, a through groove 3 penetrating through the first butt joint rod 2 is formed in the middle of the upper end face of the first butt joint rod 2, the through groove 3 penetrates through one end of the first butt joint rod 2 along the length direction of the first butt joint rod 2, two eccentric butt joints 4 are arranged on the end face of one end, penetrated through by the through groove 3, of the first butt joint rod 2, the two eccentric butt joints 4 are respectively positioned on two opposite sides of the through groove 3, the distance between the two eccentric butt joints 4 is relatively fixed, the midpoint of a connecting line between the two eccentric butt joints 4 deviates from the axial center line of the first butt joint rod 2, the distance between the midpoint of the connecting line between the two eccentric butt joints of the same butt joint is set as an eccentric distance L from the axial center line of the first butt joint rod 2, the eccentric distances L of the multiple groups of butt joint parts which are longitudinally arranged are gradually increased, a plurality of second butt joint rods 5 are arranged outside the chuck body 1 along the length direction of the first butt joint rods 2, the second butt joint rods 5 correspond to the through grooves 3 one by one, and the second butt joint rods 5 are positioned in the direction in which the through grooves 3 penetrate through one sides of the first butt joint rods 2;
the product to be processed is clamped through the transverse relative movement of a first butt joint rod 2 and a second butt joint rod 5, the product to be processed is clamped by two eccentric butt joints 4 in the longitudinal direction, the product to be processed is stably clamped in the transverse direction and the longitudinal direction, the product to be processed is stably clamped between a through groove 3 and the second butt joint rod 5, the distance between the two eccentric butt joints 4 is relatively fixed, the middle point of the connecting line between the two eccentric butt joints 4 deviates from the axial center line of the first butt joint rod 2, the distance of the middle point of the connecting line between the two eccentric butt joints of the same butt joint part deviating from the axial center line of the first butt joint rod 2 is set as an eccentric distance L, the eccentric distances L of a plurality of groups of longitudinally arranged butt joint parts are provided and added, the distance of the clamping position 13 of the product to be processed deviates from the axial center line 12 of the first butt joint rod is different, so that the processing process is more flexible, can be as required, a set of butt joint of different eccentric distances is selected and is carried out the centre gripping operation, it can be fine to make the product of treating to process go up the fixed central point that needs mill flat eccentric portion ability put, it is accurate to make the drilling machine mill flat in-process location, the simple swift effect of product location before milling flat and the effect of milling flat after product simultaneously can be observed, it is secure to make the product mill flat precision, product quality is secure, simultaneously because treat that the product of processing is horizontal all steadily to be held and treat that the centre gripping position 13 of processing product can be stable keeps, the convenience is milled flat the quality that guarantees the product to milling flat portion secondary, make the quality of product more stable.
In the embodiment of the utility model, the lower end faces of the chuck body 1 and the second butt joint rod 5 are provided with the base 6, the second butt joint rod 5 is fixedly arranged on the base 6, one side of the chuck body 1 departing from the second butt joint rod 5 is fixedly provided with the movable push rod 7, the movable push rod 7 is movably connected with the threaded push rod 8 in the direction departing from the chuck body 1, the base 6 is fixedly provided with the mounting block 9, the mounting block 9 is provided with a threaded hole arranged along the length direction of the first butt joint rod 2, the threaded hole runs through the mounting block 9, the threaded push rod 8 is screwed in the threaded hole and passes through the threaded hole to be movably connected with the movable push rod 7;
when the screw thread push rod 8 is twisted forward, the screw thread push rod 8 pushes in the threaded hole, the screw thread push rod 8 drives the movable push rod 7 to push, the movable push rod 7 does not rotate along with the screw thread push rod 8, the movable push rod 7 pushes the chuck main body 1 to push towards the second butt joint rod 5, a product to be processed is clamped and fixed, when the screw thread push rod 8 is twisted reversely, the screw thread push rod 8 retreats in the threaded hole, the screw thread push rod 8 pulls the movable push rod 7 to retreat, the movable push rod 7 does not rotate along with the screw thread push rod 8, the movable push rod 7 pulls the chuck main body 1 to move towards the direction deviating from the second butt joint rod 5, the product to be processed is clamped and fixed and loosened quickly through twisting operation, meanwhile, the position where the clamping of the product to be processed is fixed can be stably maintained in a screw thread pushing mode, and secondary milling operation of the product to be processed is facilitated.
In the embodiment of the present invention, an elastic component is fixedly arranged on one side of the chuck body 1 departing from the second butt joint rod 5, and one end of the elastic component departing from the chuck body 1 is fixedly arranged on the base 6;
through elastic component's elastic deformation characteristic, when chuck body 1 receives the effort that deviates from 5 directions of second butt joint pole, the distance grow in the middle of chuck body 1 and second butt joint pole 5, the placing of the product of treating processing of being convenient for, when release chuck body 1, elastic component promotes chuck body 1 and to the motion of second butt joint pole 5, makes the product of treating processing fixed by the centre gripping, makes the centre gripping operation of treating the product of processing swift convenient.
In the embodiment of the utility model, an elastic groove 10 is arranged on one side of the through groove 3 departing from the second butt joint rod 5;
treat the processing product with the drilling machine and mill flat in-process, treat that the processing product can hardly avoid having the shake, because treat the processing product and be the metal material, the rigidity is great, the shake can lead to treating the position that the processing product milled flat in-process probably takes place the skew, the influence mills flat precision, elastic slot 10 makes the production elastic deformation that eccentric butt joint 4 can be better, the shake that makes in treating the processing product course of working is through the cooperation of the elastic deformation of eccentric butt joint 4, avoid treating the skew that the processing product leads to because the shake.
In the embodiment of the utility model, the connection part of the elastic groove 10 and the through groove 3 is arc-shaped;
in the process of milling flat by a drilling machine, the stress at the joint of the first butt rod 2 and the chuck body 1 is large, and the joint of the elastic groove 10 and the through groove 3 is arc-shaped, so that the stress at the joint of the first butt rod 2 and the chuck body 1 is dispersed through the arc, and the service life of the first butt rod 2 is prolonged.
In the embodiment of the utility model, the base 6 is provided with a sliding groove 11, and the lower end surface of the chuck main body 1 is provided with a sliding part which is in sliding fit in the sliding groove 11;
the cooperation through sliding tray and sliding part makes, makes chuck body 1 more stable to the process of second butt joint pole 5 motion, has further promoted the stability that waits to process the product by the centre gripping.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a metalwork excircle eccentric centre gripping, a serial communication port, including chuck main body (1), be equipped with the butt joint portion of multiunit longitudinal arrangement on chuck main body (1), the butt joint portion includes first butt joint pole (2), the up end middle part of first butt joint pole (2) is seted up and is run through groove (3) in first butt joint pole (2), run through groove (3) and run through in the one end of first butt joint pole (2) along the direction of first butt joint pole (2) length, be equipped with two eccentric butt joints (4) on the terminal surface of the one end that runs through groove (3) on first butt joint pole (2), two eccentric butt joints (4) are located the both sides that run through groove (3) are relative respectively, the distance between two eccentric butt joints (4) is relatively fixed, the mid point of the line between two eccentric butt joints (4) deviates from the axial centerline of first butt joint pole (2), set for the mid point of the line between two eccentric butt joint of same group butt joint portion deviates from first butt joint pole (2) The distance of the axial center line is an eccentric distance L, the eccentric distances L of a plurality of groups of butt joint parts which are longitudinally arranged are arranged in an increasing mode, a plurality of second butt joint rods (5) are arranged outside the chuck body (1) along the length direction of the first butt joint rod (2), the second butt joint rods (5) correspond to the through grooves (3) one by one, and the second butt joint rods (5) are located in the direction of one side, penetrating through the first butt joint rod (2), of the through grooves (3).
2. The metal piece outer circle eccentric clamp according to claim 1, wherein a base (6) is arranged on the lower end face of the chuck body (1) and the lower end face of the second butt joint rod (5), the second butt joint rod (5) is fixedly arranged on the base (6), a movable push rod (7) is fixedly arranged on one side, away from the second butt joint rod (5), of the chuck body (1), a threaded push rod (8) is movably connected to the direction, away from the chuck body (1), of the movable push rod (7), a mounting block (9) is fixedly arranged on the base (6), a threaded hole formed in the length direction of the first butt joint rod (2) is formed in the mounting block (9), the threaded hole penetrates through the mounting block (9), and the threaded push rod (8) is in threaded connection with the threaded hole and movably connected with the movable push rod (7) through the threaded hole.
3. The fixture for the eccentricity of the excircle of a metal piece as claimed in claim 1, wherein an elastic component is fixedly arranged on one side of the chuck body (1) away from the second butt rod (5), and one end of the elastic component away from the chuck body (1) is fixedly arranged on the base (6).
4. A fixture for eccentricity of the outer circle of a metal piece according to any one of claims 1-3, characterized in that the through slot (3) is provided with a resilient slot (10) on the side facing away from the second counter rod (5).
5. The fixture for the excircle eccentricity of a metal piece according to claim 4, wherein the joint of the elastic groove (10) and the through groove (3) is arc-shaped.
6. The fixture for the eccentricity of the excircle of the metal piece as claimed in claim 5, wherein the base (6) is provided with a sliding groove (11), and the lower end face of the chuck body (1) is provided with a sliding part which is in sliding fit in the sliding groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220038433.6U CN217223716U (en) | 2022-01-10 | 2022-01-10 | Eccentric anchor clamps of metalwork excircle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220038433.6U CN217223716U (en) | 2022-01-10 | 2022-01-10 | Eccentric anchor clamps of metalwork excircle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217223716U true CN217223716U (en) | 2022-08-19 |
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ID=82829811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220038433.6U Active CN217223716U (en) | 2022-01-10 | 2022-01-10 | Eccentric anchor clamps of metalwork excircle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217223716U (en) |
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2022
- 2022-01-10 CN CN202220038433.6U patent/CN217223716U/en active Active
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