CN210099844U - Special fixture for machining center of large electric hammer electric tool - Google Patents
Special fixture for machining center of large electric hammer electric tool Download PDFInfo
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- CN210099844U CN210099844U CN201920856411.9U CN201920856411U CN210099844U CN 210099844 U CN210099844 U CN 210099844U CN 201920856411 U CN201920856411 U CN 201920856411U CN 210099844 U CN210099844 U CN 210099844U
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Abstract
The utility model relates to a special jig for a machining center of a large-scale electric hammer electric tool, which comprises a jig base; the fixture base is provided with a Y-axis limiting block, two first positioning supporting columns and two second positioning supporting columns; the Y-axis limiting block is arranged at a corresponding position between positions D of the large electric hammer electric tool; the two first positioning support columns are respectively arranged at the positions corresponding to the positions F of the large electric hammer electric tool; the two second positioning support columns are respectively arranged at the corresponding positions of the G position of the large electric hammer electric tool; a first pressing mechanism is arranged above the two first positioning support columns; and a second pressing mechanism is arranged above the two second positioning support columns. The utility model discloses a special anchor clamps that are treated to machining center of large-scale electric hammer electric tool increases assistance-localization real-time and supports and press and hold the mechanism on the basis of location, solves the unstable factor in the production, and the location accuracy is good, and size precision guarantees, and machining efficiency is high.
Description
Technical Field
The utility model relates to a large-scale electric hammer parts machining field especially relates to a special anchor clamps that are treated of machining center to large-scale electric hammer electric tool.
Background
For the design of a machining center jig, the selection of a positioning reference is mainly used. In the process of establishing a technological specification, whether the selection of the positioning reference is correct or not has great influence on the requirements on whether the dimensional accuracy and the mutual position accuracy of the parts can be ensured or not and the arrangement of the processing sequence among the surfaces of the parts, and when the clamp is used for installing the workpiece, the selection of the positioning reference also influences the complexity of the structure of the clamp.
When the positioning reference is selected, the requirement of ensuring the processing precision of the workpiece is taken as a starting point, so that the fine reference and the coarse reference are selected firstly. When the accurate reference is selected, the machining precision and the convenience and reliability of workpiece installation are mainly considered to be ensured. The selection principle of the fine reference mainly follows: the method comprises the following steps of a benchmark coincidence principle, a benchmark unification principle, a self-benchmark principle and a mutual benchmark principle.
When the special fixture for the machining center is designed, firstly, a design reference on a product drawing is seen, the design reference is a fine reference, and in order to ensure that the machining precision of a product cannot be influenced due to the surface unevenness error of a positioning reference, a material surface formed by the same die surface is selected as a reference for positioning, parts needing to be machined on the product, particularly the dimension with higher requirement or the associated dimension, are ensured to be machined and finished under one-time clamping, so that the machining precision of the product cannot be influenced due to the error of repeated clamping, the reference uniformity of the associated dimension can be ensured, the making work of process rules can be simplified by ensuring the uniformity of the reference, the design and manufacturing workload of the fixture are reduced, the cost is reduced, and the production preparation period is shortened; the mutual position accuracy of the processing surfaces is convenient to ensure due to the reduction of reference conversion.
The conventional jig special for the machining center is a jig for machining a special electric hammer part which is designed without an auxiliary mechanism specially designed for vibration prevention and vibration control of the large electric hammer part (as shown in fig. 4), and the conventional jig design mode of a positioning mode of one side and two pins cannot meet the mechanical machining of the large electric hammer part.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a special anchor clamps of treating of machining center to large-scale electric hammer electric tool increases assistance-localization real-time and supports and press and hold the mechanism on the basis of location, solves the unstable factor in the production, and the location accuracy is good, and size precision guarantees, and machining efficiency is high.
The utility model provides a technical scheme that its technical problem adopted is: a special jig for a machining center of a large electric hammer electric tool comprises a jig base; the fixture base is provided with a Y-axis limiting block, two first positioning supporting columns and two second positioning supporting columns; the Y-axis limiting block is arranged at a corresponding position between the inner sides D of the left and right screw holes at the front end of the large electric hammer electric tool; the two first positioning support columns are respectively arranged at the positions corresponding to the positions F at the left side and the right side of the rear part of the pipe wall of the pipe barrel of the large electric hammer electric tool; the two second positioning support columns are respectively arranged at the positions corresponding to the positions G behind the left and right screw holes at the front end of the large electric hammer electric tool; a first pressing mechanism is arranged above the two first positioning support columns; and a second pressing mechanism is arranged above the two second positioning support columns.
The left side and the right side of the rear end of the Y-axis limiting block are respectively provided with an inclined plane.
The first positioning support column, the second positioning support column, the first pressing mechanism and the second pressing mechanism are matched together to limit the Z-axis direction freedom degree of the large electric hammer electric tool.
The fixture base is provided with two first fool-proof guide posts; two first fool-proof guide posts are respectively arranged at the positions corresponding to the positions A at the left side and the right side of the front pipe orifice of the pipe barrel of the large-scale electric hammer electric tool and are used for preventing the large-scale electric hammer electric tool from being clamped by mistake.
The jig base is provided with two second fool-proof guide posts; two second fool-proof guide posts are respectively arranged at the positions corresponding to the positions B at the outer sides of the left screw hole and the right screw hole at the front end of the large electric hammer electric tool and are used for preventing the large electric hammer electric tool from being clamped by mistake.
The jig base is provided with an auxiliary ejection mechanism; the auxiliary ejection mechanism is arranged at the corresponding positions of the rear sides C of the left and right screw holes at the rear part of the middle section of the large electric hammer electric tool; the auxiliary ejection mechanism is provided with an elastic head, the elastic head abuts against the C position and limits the degree of freedom of the large electric hammer electric tool in the Y-axis direction together with the Y-axis limiting block.
The fixture base is provided with an auxiliary positioning mechanism; the auxiliary positioning mechanism is arranged at a position corresponding to the right side E of the middle position of the large electric hammer electric tool pipe barrel; the auxiliary positioning mechanism presses the large electric hammer electric tool leftwards on the first positioning support column on the left side, and the limitation on the degree of freedom of the large electric hammer electric tool in the X-axis direction is formed jointly.
The jig base is also provided with two auxiliary supporting mechanisms; the two auxiliary supporting mechanisms are respectively arranged at the corresponding positions of the front sides H of the left screw hole and the right screw hole in the middle of the large electric hammer electric tool; the auxiliary supporting mechanism is used for preventing the part from deforming in the machining process after clamping is completed.
And the auxiliary pressing and holding mechanisms are correspondingly arranged above the two auxiliary supporting mechanisms and are used for matching with the auxiliary supporting mechanisms to perform auxiliary clamping on the large electric hammer electric tool.
The utility model has the advantages that: the utility model discloses a special fixture of machining center to large-scale electric hammer electric tool, first location support column, second location support column, first pressure hold mechanism, second pressure hold mechanism restrict the Z axle direction degree of freedom of large-scale electric hammer electric tool jointly; the auxiliary ejection mechanism and the Y-axis limiting block limit the degree of freedom of the large electric hammer electric tool in the Y-axis direction together; the auxiliary positioning mechanism and the first positioning support column on the left side limit the degree of freedom of the large electric hammer electric tool in the X-axis direction together; six degrees of freedom of large-scale electric hammer electric tool are all restricted, and the product location is stable, and in mass production process, it is all very convenient that the operator gets, puts the product, and the location accuracy is good, and size precision guarantees, and machining efficiency is high.
Drawings
Fig. 1 is a schematic perspective view of a jig dedicated for a machining center of a large electric hammer power tool according to an embodiment;
fig. 2 is a schematic top view of a machining center-dedicated jig for a large electric hammer power tool according to an embodiment;
fig. 3 is a schematic diagram of a state in which the large electric hammer electric tool is clamped by the special jig for the machining center of the large electric hammer electric tool according to the embodiment;
fig. 4 is a schematic perspective view of the large-sized electric hammer power tool clamped by the special jig for the machining center of the large-sized electric hammer power tool according to the embodiment.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiments, which are only used for explaining the present invention and are not limited to the protection scope of the present invention.
Examples
As shown in fig. 1 to 3, the present embodiment provides a jig dedicated for a machining center of a large electric hammer power tool, which includes a jig base 1; the fixture base 1 is provided with a Y-axis limiting block 6, two first positioning supporting columns 9 and two second positioning supporting columns 10; the Y-axis limiting block 6 is arranged at a corresponding position between the inner sides D of the left and right screw holes at the front end of the large electric hammer electric tool; the two first positioning support columns 9 are respectively arranged at the positions corresponding to the positions F at the left side and the right side of the rear pipe wall of the pipe barrel of the large electric hammer electric tool; the two second positioning support columns 10 are respectively arranged at the positions corresponding to the positions G behind the left and right screw holes at the front end of the large electric hammer electric tool; a first pressing mechanism 11 is also arranged above the two first positioning support columns 9; a second pressing mechanism 12 is arranged above the two second positioning support columns 10; the left side and the right side of the rear end of the Y-axis limiting block 6 are respectively provided with an inclined plane 7; the first positioning support column 9, the second positioning support column 10, the first pressing mechanism 11 and the second pressing mechanism 12 are matched together to form the limitation on the Z-axis direction freedom degree of the large electric hammer electric tool; the jig base 1 is provided with two first fool-proof guide posts 2; the two first fool-proof guide posts 2 are respectively arranged at the positions corresponding to the positions A on the left side and the right side of the front pipe orifice of the pipe barrel of the large electric hammer electric tool and are used for preventing the large electric hammer electric tool from being clamped by mistake; the jig base 1 is provided with two second fool-proof guide posts 3; the two second fool-proof guide posts 3 are respectively arranged at the corresponding positions B on the outer sides of the left screw hole and the right screw hole at the front end of the large electric hammer electric tool and are used for preventing the large electric hammer electric tool from being clamped by mistake; the jig base 1 is provided with an auxiliary ejection mechanism 4; the auxiliary ejection mechanism 4 is arranged at the corresponding position of the rear side C of the left and right screw holes at the rear part of the middle section of the large electric hammer electric tool; the auxiliary ejection mechanism 4 is provided with an elastic head 5, the elastic head 5 abuts against the position C, and the elastic head and the Y-axis limiting block 6 jointly limit the degree of freedom of the large electric hammer electric tool in the Y-axis direction; the jig base 1 is provided with an auxiliary positioning mechanism 8; the auxiliary positioning mechanism 8 is arranged at a position corresponding to the right side E of the middle position of the large-scale electric hammer electric tool pipe barrel; the auxiliary positioning mechanism 8 presses the large electric hammer electric tool leftwards onto the first positioning support column 9 on the left side, and the limitation on the degree of freedom of the large electric hammer electric tool in the X-axis direction is formed together; the jig base 1 is also provided with two auxiliary supporting mechanisms 13; the two auxiliary supporting mechanisms 13 are respectively arranged at the positions corresponding to the front sides H of the left and right screw holes in the middle of the large electric hammer electric tool; the auxiliary supporting mechanism 13 is used for preventing the part from deforming in the machining process after clamping is finished; and auxiliary pressing and holding mechanisms 14 are correspondingly arranged above the two auxiliary supporting mechanisms 13 and are used for matching the auxiliary supporting mechanisms 13 to perform auxiliary clamping on the large electric hammer electric tool.
As shown in fig. 4, the large electric hammer electric tool is composed of a rear pipe body and a front casing, wherein the front end of the pipe body is embedded in the rear end of the casing, and the front end, the middle part of the casing are close to the front end, the middle part of the casing is close to the rear end and the rear end are respectively provided with a screw hole; the position of a screw hole at the front end of the shell close to the inner side is defined as a position D, the position of the shell on the rear side of the screw hole at the front end of the shell is defined as a position B, a reinforcing column is arranged between the screw hole at the front end of the shell and the screw hole at the front middle part of the shell and is defined as a position G, the position of the shell on the middle part of the shell and close to the screw hole at the rear middle part of the shell is defined as a position H, the front side of the screw hole at the rear end of the shell on the shell is defined as a position A, and the rear side of the screw hole; the right side of the middle position of the pipe body is defined as an E position, a positioning edge is arranged at the position which is arranged at the back of the middle of the pipe body and is defined as an F position, the A position, the B position, the C position, the D position, the F position, the G position and the H position are arranged in a left-right pair mode, and the E position is arranged in a single mode.
The special fixture for the machining center of the large electric hammer electric tool is characterized in that the supporting surfaces of the two first positioning supporting columns and the supporting surfaces of the two second positioning supporting columns are arranged in a mutually stepped plane form.
According to the special jig for the machining center of the large electric hammer electric tool, the main supporting surface of the large electric hammer electric tool is positioned through the two first positioning supporting columns and the two second positioning supporting columns; under the action of the auxiliary ejection mechanism, the bottom of the large electric hammer electric tool is ensured to be tightly attached to the Y-axis limiting block, and under the action of the auxiliary positioning mechanism, the large electric hammer electric tool is pressed leftwards until the large electric hammer electric tool is completely contacted with the first positioning supporting column on the left side; then the two first pressing mechanisms and the two second pressing mechanisms are controlled to press and hold the large electric hammer electric tool to form main clamping of the large electric hammer electric tool; and finally, the two auxiliary supporting mechanisms perform pressing and holding actions to form auxiliary clamping on the large electric hammer electric tool, and at the moment, the whole special jig finishes the clamping operation of the large electric hammer electric tool, so that stable and efficient machining operation can be performed.
According to the special jig for the machining center of the large electric hammer electric tool, the first positioning support column, the second positioning support column, the first pressing mechanism and the second pressing mechanism limit the degree of freedom of the large electric hammer electric tool in the Z-axis direction; the auxiliary ejection mechanism and the Y-axis limiting block limit the degree of freedom of the large electric hammer electric tool in the Y-axis direction together; the auxiliary positioning mechanism and the first positioning support column on the left side limit the degree of freedom of the large electric hammer electric tool in the X-axis direction together; six degrees of freedom of large-scale electric hammer electric tool are all restricted, and the product location is stable, and in mass production process, it is all very convenient that the operator gets, puts the product, and the location accuracy is good, and size precision guarantees, and machining efficiency is high.
The above-mentioned embodiments should not limit the present invention in any way, and all the technical solutions obtained by adopting equivalent replacement or equivalent conversion fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides a special anchor clamps of treating of machining center to large-scale electric hammer electric tool which characterized in that: comprises a clamping fixture base; the fixture base is provided with a Y-axis limiting block, two first positioning supporting columns and two second positioning supporting columns; the Y-axis limiting block is arranged at a corresponding position between the inner sides D of the left and right screw holes at the front end of the large electric hammer electric tool; the two first positioning support columns are respectively arranged at the positions corresponding to the positions F at the left side and the right side of the rear part of the pipe wall of the pipe barrel of the large electric hammer electric tool; the two second positioning support columns are respectively arranged at the positions corresponding to the positions G behind the left and right screw holes at the front end of the large electric hammer electric tool; a first pressing mechanism is arranged above the two first positioning support columns; and a second pressing mechanism is arranged above the two second positioning support columns.
2. The special jig for the machining center of the large electric hammer electric tool as claimed in claim 1, wherein: the left side and the right side of the rear end of the Y-axis limiting block are respectively provided with an inclined plane.
3. The special jig for the machining center of the large electric hammer electric tool as claimed in claim 1, wherein: the first positioning support column, the second positioning support column, the first pressing mechanism and the second pressing mechanism are matched together to limit the Z-axis direction freedom degree of the large electric hammer electric tool.
4. The special jig for the machining center of the large electric hammer electric tool as claimed in claim 1, wherein: the fixture base is provided with two first fool-proof guide posts; two first fool-proof guide posts are respectively arranged at the positions corresponding to the positions A at the left side and the right side of the front pipe orifice of the pipe barrel of the large-scale electric hammer electric tool and are used for preventing the large-scale electric hammer electric tool from being clamped by mistake.
5. The special jig for the machining center of the large electric hammer electric tool as claimed in claim 1, wherein: the jig base is provided with two second fool-proof guide posts; two second fool-proof guide posts are respectively arranged at the positions corresponding to the positions B at the outer sides of the left screw hole and the right screw hole at the front end of the large electric hammer electric tool and are used for preventing the large electric hammer electric tool from being clamped by mistake.
6. The special jig for the machining center of the large electric hammer electric tool as claimed in claim 1, wherein: the jig base is provided with an auxiliary ejection mechanism; the auxiliary ejection mechanism is arranged at the corresponding positions of the rear sides C of the left and right screw holes at the rear part of the middle section of the large electric hammer electric tool; the auxiliary ejection mechanism is provided with an elastic head, the elastic head abuts against the C position and limits the degree of freedom of the large electric hammer electric tool in the Y-axis direction together with the Y-axis limiting block.
7. The special jig for the machining center of the large electric hammer electric tool as claimed in claim 1, wherein: the fixture base is provided with an auxiliary positioning mechanism; the auxiliary positioning mechanism is arranged at a position corresponding to the right side E of the middle position of the large electric hammer electric tool pipe barrel; the auxiliary positioning mechanism presses the large electric hammer electric tool leftwards on the first positioning support column on the left side, and the limitation on the degree of freedom of the large electric hammer electric tool in the X-axis direction is formed jointly.
8. The special jig for the machining center of the large electric hammer electric tool as claimed in claim 1, wherein: the jig base is also provided with two auxiliary supporting mechanisms; the two auxiliary supporting mechanisms are respectively arranged at the corresponding positions of the front sides H of the left screw hole and the right screw hole in the middle of the large electric hammer electric tool; the auxiliary supporting mechanism is used for preventing the part from deforming in the machining process after clamping is completed.
9. The special jig for the machining center of the large electric hammer electric tool as claimed in claim 8, wherein: and the auxiliary pressing and holding mechanisms are correspondingly arranged above the two auxiliary supporting mechanisms and are used for matching with the auxiliary supporting mechanisms to perform auxiliary clamping on the large electric hammer electric tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920856411.9U CN210099844U (en) | 2019-06-06 | 2019-06-06 | Special fixture for machining center of large electric hammer electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920856411.9U CN210099844U (en) | 2019-06-06 | 2019-06-06 | Special fixture for machining center of large electric hammer electric tool |
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| Publication Number | Publication Date |
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| CN210099844U true CN210099844U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920856411.9U Active CN210099844U (en) | 2019-06-06 | 2019-06-06 | Special fixture for machining center of large electric hammer electric tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170940A (en) * | 2019-06-06 | 2019-08-27 | 昆山美和机械有限公司 | A kind of machining center for large-scale electric hammer electric tool is dedicated to control fixture |
-
2019
- 2019-06-06 CN CN201920856411.9U patent/CN210099844U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170940A (en) * | 2019-06-06 | 2019-08-27 | 昆山美和机械有限公司 | A kind of machining center for large-scale electric hammer electric tool is dedicated to control fixture |
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