CN210231564U - Auxiliary positioning clamp for numerical control machine tool - Google Patents

Auxiliary positioning clamp for numerical control machine tool Download PDF

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Publication number
CN210231564U
CN210231564U CN201920797340.XU CN201920797340U CN210231564U CN 210231564 U CN210231564 U CN 210231564U CN 201920797340 U CN201920797340 U CN 201920797340U CN 210231564 U CN210231564 U CN 210231564U
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CN
China
Prior art keywords
threaded rod
base
machine tool
recess
control machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920797340.XU
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Chinese (zh)
Inventor
Zhiyong Wang
王志勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jilin Faw Sihuan Dayou Auto Parts Co ltd
Original Assignee
Jilin Faw Sihuan Dayou Auto Parts Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jilin Faw Sihuan Dayou Auto Parts Co ltd filed Critical Jilin Faw Sihuan Dayou Auto Parts Co ltd
Priority to CN201920797340.XU priority Critical patent/CN210231564U/en
Application granted granted Critical
Publication of CN210231564U publication Critical patent/CN210231564U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to an auxiliary positioning fixture of a numerical control machine tool, which belongs to the field of numerical control machine tool fixtures; the fixture for machining the reducer shell has the advantages of firm clamping and accurate positioning; the technical scheme is as follows: an auxiliary positioning fixture of a numerical control machine tool comprises: the clamping jaw comprises a base, a clamping jaw, a clamping chuck and a threaded rod; the base is provided with the horizontal plane up end, be provided with four at least recesses on the base, the equal directional base center of a plurality of recess one end, the directional base edge of a plurality of recess other ends, all be provided with the threaded rod in every recess, the threaded rod is from passing for the recess, it is provided with the jack catch to slide in every recess, the jack catch lower extreme is provided with the screw hole that suits with the threaded rod, jack catch lower part suit is on the threaded rod, jack catch upper portion is located base top and jack catch upper portion level and is fixed with the chuck, the chuck is improved level and is provided with the joint recess, chuck upper.

Description

Auxiliary positioning clamp for numerical control machine tool
Technical Field
The utility model relates to a digit control machine tool assistance-localization real-time anchor clamps belongs to digit control machine tool anchor clamps field.
Background
In general, in a decelerator for an automobile, in order to consider weight and space factors, a decelerator casing is formed in a circular or arc-shaped structure substantially in accordance with an arrangement of internal gears. However, with the acceleration of automobile models in the market and the gradual improvement of past models in recent years, the speed reducer is continuously improved, and the shell of the speed reducer is continuously changed.
The reducer casing is basically a cast part and in some cases it is necessary to machine it, for example: drilling, grinding and even cutting.
However, when the shell of the speed reducer is machined, the shape of the shell of the speed reducer is complex and changes rapidly, the shell of the speed reducer cannot be stabilized by a universal clamp, and the updating speed of a special clamp along with the change of the shell of the speed reducer is extremely high, so that a large amount of special clamps are wasted; in addition, the conventional clamp cannot accurately position the shape of the shell of the complex speed reducer, so that the size precision of the processed shell of the speed reducer is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an anchor clamps for reduction gear shell machine tooling has the centre gripping firmly, fixes a position accurate advantage.
In order to achieve the technical purpose, the utility model provides a technical scheme does:
an auxiliary positioning fixture of a numerical control machine tool comprises: the clamping jaw comprises a base, a clamping jaw, a clamping chuck and a threaded rod; the base is provided with the horizontal plane up end, be provided with four at least recesses on the base, it is a plurality of all directional base centers of recess one end, it is a plurality of the directional base edge of the recess other end, every all be provided with the threaded rod in the recess, the threaded rod is for the recess biography, every it is provided with the jack catch to slide in the recess, the jack catch lower extreme is provided with the screw hole that suits with the threaded rod, the jack catch lower part suit is on the threaded rod, jack catch upper portion is located base top and jack catch upper portion level and is fixed with the chuck, the chuck is improved level and is provided with the joint recess, chuck upper portion is provided with the.
And ruler scales are arranged on the upper end face of the base on one side of the groove.
At least two included angles formed by two adjacent grooves in three adjacent grooves in sequence are not more than 60 degrees.
At least two grooves are formed, and the included angle of the two grooves is 180 degrees.
The bottom of the clamping groove on the chuck is an arc-shaped surface.
The arc radius of the arc-shaped surface at the bottom of the clamping groove is consistent with the arc radius of a machine tool machined part.
One end of the threaded rod is arranged outside the groove, and the other end of the threaded rod is arranged inside the groove in the central position of the base through the bearing.
One end of the threaded rod is of a prismatic structure, a turntable matched with the prismatic structure is sleeved on the threaded rod, the turntable can slide along the rod at one end of the threaded rod, a plurality of fastening bolts are horizontally arranged on the turntable, and the fastening bolts can be tightly pressed on the base.
Compared with the prior art, the utility model has following beneficial effect.
The utility model adopts a base and a threaded rod, and the base is provided with at least four grooves, and at least two included angles formed by two adjacent grooves in three adjacent grooves in sequence are not more than 60 degrees and at least two grooves exist, and the included angle of the two grooves is 180 degrees;
as shown in fig. 4 and 5: reduction gear appearance is generally circular or arc for the car, at least, exist adjacent three in proper order two contained angles that two adjacent recesses formed in the recess are all not more than 60, can realize reduction gear circular position centre gripping, overlap reduction gear circular position center and base center rapidly, and the quick location of being convenient for is favorable to digit control machine tool stage property to accurately look for work piece initial processing position, there are two recesses at least, and two the contained angle of recess is 180, is convenient for step up the work piece and prevents the skew.
Two, the utility model discloses a chuck, the last flange that has of reduction gear housing, but the joint recess direct chucking flange on the chuck adopts the bolt fastening simultaneously, can provide the centre gripping dynamics.
Thirdly, the utility model discloses a carousel and threaded rod one end are the prismatic structure, are convenient for rotate the threaded rod on the one hand, and on the other hand passes through fastening bolt card dead threaded rod, prevents to add man-hour, and the threaded rod rotates.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the chuck structure of the present invention.
Fig. 3 is a sectional view of the partial structure of the utility model.
Fig. 4 is a schematic view of the clamping circular reducer of the present invention.
Fig. 5 is a schematic view of the clamping arc-shaped speed reducer of the present invention.
Fig. 6 is a schematic view of the connection between the threaded rod and the base of the present invention.
In the figure: 1 is a base, 2 is a clamping jaw, 3 is a chuck, and 4 is a threaded rod.
Detailed Description
For a further understanding of the invention, reference is made to the following detailed description taken in conjunction with the accompanying drawings and examples.
As shown in fig. 1, 2, 3 and 6: an auxiliary positioning fixture of a numerical control machine tool comprises: the clamping device comprises a base 1, a clamping jaw 2, a chuck 3 and a threaded rod 4; base 1 is provided with the horizontal plane up end, be provided with four at least recesses on the base 1, it is a plurality of all directional base 1 center of recess one end, it is a plurality of the directional base 1 edge of the recess other end, every all be provided with threaded rod 4 in the recess, threaded rod 4 is for the recess biography, every it is provided with jack catch 2 to slide in the recess, 2 lower extremes of jack catch are provided with the screw hole that suits with threaded rod 4, 2 lower parts suit of jack catch are on threaded rod 4, 2 upper portions of jack catch are located 1 top of base and 2 upper portions levels of jack catch are fixed with chuck 3, the chuck 3 is improved level and is provided with the joint recess, 3 upper portions of chuck are provided with the bolt that runs through.
And ruler scales are arranged on the upper end surface of the base 1 on one side of the groove.
At least two included angles formed by two adjacent grooves in three adjacent grooves in sequence are not more than 60 degrees.
At least two grooves are formed, and the included angle of the two grooves is 180 degrees.
The bottom of the clamping groove on the chuck 3 is an arc-shaped surface.
The arc radius of the arc-shaped surface at the bottom of the clamping groove is consistent with the arc radius of a machine tool machined part.
One end of the threaded rod 4 is arranged outside the groove, and the other end of the threaded rod 4 is arranged inside the groove in the central position of the base 1 through a bearing.
One end of the threaded rod 4 is of a prismatic structure, a turntable which is matched with the prismatic structure is sleeved on the threaded rod 4, the turntable can slide along the rod at one end of the threaded rod 4, a plurality of fastening bolts are horizontally arranged on the turntable, and the fastening bolts can be tightly pressed on the base 1.
The utility model discloses specific operation process as follows.
The size of the shell of the speed reducer to be processed is definitely mastered before the operation of the utility model, through calculation, two included angles formed by two adjacent grooves in the three adjacent grooves are not more than the claw 2 on 60 degrees and determine the position on the base 1 (through the ruler scale on the upper end surface of the base 1), and the claw 2 on the other groove with the included angle of 180 degrees clamps the shell of the speed reducer; simultaneously, chuck 3 on the jack catch 2 blocks the flange on the reducer housing, and fastens through the bolt.
To sum up, the utility model discloses simple structure, convenient to use is swift, and the practicality is strong. Therefore, the utility model discloses thereby effectively overcome the actual problem among the prior art and had very high use value and practical meaning.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. It will be apparent to those skilled in the art that modifications and improvements can be made to the above-described embodiments without departing from the spirit and scope of the invention. Accordingly, it will be appreciated that those skilled in the art, upon attaining an understanding of the foregoing may readily produce alterations to, variations of, and equivalents to these embodiments without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims (8)

1. The utility model provides a digit control machine tool assistance-localization real-time anchor clamps which characterized in that: the method comprises the following steps: the clamping device comprises a base (1), clamping jaws (2), a chuck (3) and a threaded rod (4); base (1) is provided with the horizontal plane up end, be provided with four at least recesses on base (1), it is a plurality of all directional base (1) centers of recess one end, it is a plurality of the directional base (1) edge of the recess other end, every all be provided with threaded rod (4) in the recess, threaded rod (4) are for recess self-transmission, every it is provided with jack catch (2) to slide in the recess, jack catch (2) lower extreme is provided with the screw hole that suits with threaded rod (4), jack catch (2) lower part suit is on threaded rod (4), jack catch (2) upper portion is located base (1) top and jack catch (2) upper portion level and is fixed with chuck (3), chuck (3) upper level is provided with the joint recess, chuck (3) upper portion is provided with the bolt that runs through joint recess upper portion cell wall.
2. The auxiliary positioning fixture of numerical control machine tool according to claim 1, characterized in that: and ruler scales are arranged on the upper end face of the base (1) on one side of the groove.
3. The auxiliary positioning fixture of numerical control machine tool according to claim 2, characterized in that: at least two included angles formed by two adjacent grooves in three adjacent grooves in sequence are not more than 60 degrees.
4. The auxiliary positioning fixture of numerical control machine tool according to claim 3, characterized in that: at least two grooves are formed, and the included angle of the two grooves is 180 degrees.
5. The auxiliary positioning fixture of numerical control machine tool according to any one of claims 1 to 4, characterized in that: the bottom of the clamping groove on the chuck (3) is an arc-shaped surface.
6. The auxiliary positioning fixture of numerical control machine tool according to claim 5, characterized in that: the arc radius of the arc-shaped surface at the bottom of the clamping groove is consistent with the arc radius of a machine tool machined part.
7. The auxiliary positioning fixture of numerical control machine tool according to claim 6, characterized in that: one end of the threaded rod (4) is arranged outside the groove, and the other end of the threaded rod (4) is arranged inside the groove in the central position of the base (1) through a bearing.
8. The auxiliary positioning fixture of numerical control machine tool according to claim 7, characterized in that: one end of the threaded rod (4) is of a prismatic structure, a turntable which is matched with the prismatic structure is sleeved on the threaded rod (4), the turntable can slide along the rod at one end of the threaded rod (4), a plurality of fastening bolts are horizontally arranged on the turntable, and the fastening bolts can be tightly pressed on the base (1).
CN201920797340.XU 2019-05-30 2019-05-30 Auxiliary positioning clamp for numerical control machine tool Expired - Fee Related CN210231564U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920797340.XU CN210231564U (en) 2019-05-30 2019-05-30 Auxiliary positioning clamp for numerical control machine tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920797340.XU CN210231564U (en) 2019-05-30 2019-05-30 Auxiliary positioning clamp for numerical control machine tool

Publications (1)

Publication Number Publication Date
CN210231564U true CN210231564U (en) 2020-04-03

Family

ID=69972344

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920797340.XU Expired - Fee Related CN210231564U (en) 2019-05-30 2019-05-30 Auxiliary positioning clamp for numerical control machine tool

Country Status (1)

Country Link
CN (1) CN210231564U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200403

Termination date: 20210530