CN220863301U - Positioning device for milling 30-degree groove - Google Patents
Positioning device for milling 30-degree groove Download PDFInfo
- Publication number
- CN220863301U CN220863301U CN202322408184.2U CN202322408184U CN220863301U CN 220863301 U CN220863301 U CN 220863301U CN 202322408184 U CN202322408184 U CN 202322408184U CN 220863301 U CN220863301 U CN 220863301U
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- support
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- locking screw
- groove
- block
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- 238000003801 milling Methods 0.000 title claims abstract description 21
- 230000006835 compression Effects 0.000 claims abstract description 33
- 238000007906 compression Methods 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000005056 compaction Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012797 qualification Methods 0.000 abstract description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The utility model provides a positioning device for milling a 30-degree groove, which comprises a support, a stop block, a base, a compression block, a locking screw and a handle, wherein a workpiece is placed in a groove part at the top of the support during processing, one side of the workpiece is blocked by the stop block, the handle is rotated, the locking screw and the compression block are controlled to jointly advance, the compression block clamps the other side of the workpiece, and the positioning stability of the workpiece during milling the 30-degree groove is ensured. After milling the groove, the handle is reversely rotated to drive the locking screw rod and the compression block to retreat, and the workpiece is loosened, so that the workpiece can be dismounted. The device simple structure, convenient and practical, safe and reliable can realize quick, stable, reliable clamping, solves the problem that the one-time milling processing goes out the 30 groove of part terminal surface, improves production efficiency and qualification rate of part.
Description
Technical Field
The utility model belongs to the technical field of milling groove machining, and particularly relates to a positioning device for milling a 30-degree groove.
Background
When a rectangular aluminum part is machined, a groove with an angle of 30 degrees needs to be milled on the end face of the rectangular aluminum part, the rectangular aluminum part is difficult to machine by using a numerical control slitting lathe or a machining center, and a special fixture needs to be designed. In order to ensure the stability, angle, size and position accuracy of the clamping of the parts, a positioning device for milling a 30-degree groove needs to be specially designed.
Disclosure of utility model
First, the technical problem to be solved
The utility model provides a positioning device for milling a 30-degree groove, which aims to solve the technical problems of realizing stable positioning, quick clamping and convenient one-time processing of the 30-degree groove of a part.
(II) technical scheme
In order to solve the technical problems, the utility model provides a positioning device for milling a 30-degree groove, which comprises a support, a stop block, a base, a compression block, a locking screw and a handle; wherein,
The stop block and the support are tightly attached to each other through adjacent side surfaces, the relative positions of the stop block and the support are limited on the side surfaces through two first straight pins, and the stop block and the support are tightly screwed and fixed through first screws on the side surfaces; the top of the support is provided with an inclined groove part for placing a workpiece to be milled, and the stop block is provided with a part higher than the support and used for blocking the side surface of the workpiece to play a role in positioning; the second screw and the second straight pin penetrate upwards from the bottom surface of the base and are fixed with the bottom of the support, so that the stop block and the support are vertical to the top surface of the base;
A screw rod installation part is vertically arranged on the top surface of the horizontal part of the base and adjacent to the support, and the side surface of the screw rod installation part is parallel to the side surface of the support; the side surface of the screw rod installation part is provided with an internal thread for installing a locking screw rod; the top of the screw mounting part is milled with a groove, so that the compression block can slide in the groove conveniently; the horizontal part of the base is provided with a positioning hole and a threaded hole, the positioning hole is used for assembling a second straight pin, and the threaded hole is used for assembling a second screw;
The locking screw rod passes through an internal threaded hole in the screw rod installation part, an annular groove is formed in the inner end part of the locking screw rod, a compressing block for compressing a part is assembled, the center of the compressing block is drilled, and two symmetrical through holes penetrating the compressing block are vertically processed at the intersection part of the compressing block and the hole; the two third straight pins penetrate through holes in the compression block and the locking screw rod and are clamped between annular grooves of the compression block and the locking screw rod, so that the compression block can move forwards and backwards along with the locking screw rod when the locking screw rod rotates, but cannot rotate and fall off; the top of the compaction block is used for compacting the side surface of the workpiece, so that the workpiece is ensured not to displace in the groove milling process; the side of the outer end part of the locking screw is provided with a threaded hole, the handle is arranged on the locking screw through the threaded hole, and the locking screw is rotated by the handle, so that the compression block moves back and forth in the groove of the screw mounting part, and workpiece clamping and dismounting are realized.
Further, the top of support is provided with slope recess part for place to wait to mill the groove work piece, guarantee that work piece angle is 30, and the side symmetry processing has locating hole and screw hole, and the locating hole is used for assembling first round pin in order to fix with the position of dog, and the screw hole is used for assembling two first screws and screws up.
Further, the whole of the stop block is square, the upper left corner is provided with a notch structure, the notch structure is smaller than the inclined groove part of the support, the side surface of the stop block is provided with a counter bore and a through hole, the counter bore is used for assembling a first screw, and the through hole is used for assembling a first straight pin, so that the stop block is tightly attached to the support; the bottom processing has locating hole and two screw holes, and the locating hole is used for assembling the second straight round pin, and the screw hole is used for assembling the second screw, guarantees dog and support and base perpendicular assembly.
Further, U-shaped grooves are formed in two sides of the horizontal portion of the base and are used for being fixed with a machine tool workbench through bolts and nuts.
Further, a plurality of screw holes are machined in the side face of the outer end portion of the locking screw.
(III) beneficial effects
The utility model provides a positioning device for milling a 30-degree groove, which comprises a support, a stop block, a base, a compression block, a locking screw and a handle, wherein a workpiece is placed in a groove part at the top of the support during processing, one side of the workpiece is blocked by the stop block, the handle is rotated, the locking screw and the compression block are controlled to jointly advance, the compression block clamps the other side of the workpiece, and the positioning stability of the workpiece during milling the 30-degree groove is ensured. After milling the groove, the handle is reversely rotated to drive the locking screw rod and the compression block to retreat, and the workpiece is loosened, so that the workpiece can be dismounted. The device simple structure, convenient and practical, safe and reliable can realize quick, stable, reliable clamping, solves the problem that the one-time milling processing goes out the 30 groove of part terminal surface, improves production efficiency and qualification rate of part.
Drawings
FIG. 1 is a top view of a positioning device according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a left side view of a positioning device according to an embodiment of the present utility model;
FIG. 4a is a front view of a support structure according to an embodiment of the present utility model, and FIG. 4b is a left side view;
Fig. 5a is a front view of a stopper structure according to an embodiment of the present utility model, fig. 5b is a left side view, fig. 5c is a top view, and fig. 5d is an a-direction view of fig. 5 c;
FIG. 6a is a front view of a base structure, FIG. 6b is a left side view, and FIG. 6c is a top view of an embodiment of the present utility model;
FIG. 7a is a front view of a locking screw structure according to an embodiment of the present utility model, and FIG. 7b is a top view;
FIG. 8a is a front view of a pressing block structure according to an embodiment of the present utility model, and FIG. 8b is a view in direction A of FIG. 8 a;
fig. 9 is a schematic view of a handle structure according to an embodiment of the present utility model.
Detailed Description
To make the objects, contents and advantages of the present utility model more apparent, the following detailed description of the present utility model will be given with reference to the accompanying drawings and examples.
The embodiment provides a positioning device for milling a 30-degree groove, which is structurally shown in figures 1-3 and comprises a support 1, a stop block 2, a base 3, a compression block 4, a locking screw 5 and a handle 6.
The structure of the support 1 is shown in fig. 4a and 4b, the top is provided with an inclined groove part for placing a workpiece to be grooved, the angle of the workpiece is 30 degrees, two positioning holes and two threaded holes are symmetrically machined on the side surface, the positioning holes are used for assembling a first straight pin 9 to fix the position of the stop block 2, and the threaded holes are used for assembling two first screws 10 to be screwed.
The structure of the stop block 2 is shown in fig. 5a to 5d, the stop block 2 is square as a whole, and the upper left corner is provided with a notch structure which is smaller than the inclined groove part of the support 1, so that the side surface of a workpiece can be blocked, and the clamping is convenient. The side face is provided with a counter bore for assembling the first screw 10 and a through hole for assembling the first straight pin 9 so as to enable the stop block 2 to be tightly attached to the support 1. The two locating holes at the bottom are used for assembling the second straight pin 8, the two screw holes are used for assembling the second screw 7, and the stop block 2 and the support 1 are vertically assembled with the base 3.
The stop 2 and the support 1 are abutted by adjacent lateral surfaces, the relative positions of the stop 2 and the support 1 are limited by two first straight pins 9 on the lateral surfaces, and the stop and the support 1 are screwed and fixed by first screws 10 on the lateral surfaces. The top of the support 1 is provided with an inclined groove part for placing a workpiece to be grooved, and the stop block 2 is provided with a part higher than the support 1 and used for blocking the side surface of the workpiece to play a role in positioning. The second screw 7 and the second straight pin 8 penetrate upwards from the bottom surface of the base 3 and are fixed with the bottom of the support 1, so that the stop block 2 and the support 1 are perpendicular to the top surface of the base 3.
As shown in fig. 6a to 6c, the base 3 is structured such that a screw mounting portion is vertically provided on the top surface of the horizontal portion of the base 3 at a position adjacent to the support 1, and the side surface of the screw mounting portion is parallel to the side surface of the support 1. The side of the screw mounting part is provided with an internal thread for mounting the locking screw 5. The top of the screw mounting part is milled with a groove, so that the compression block 4 can slide in the groove conveniently. The horizontal part of the base 3 is provided with two positioning holes for assembling the second straight pin 8 and a threaded hole for assembling the second screw 7, so that the support 1 and the stop block 2 are assembled with the base 3. U-shaped grooves are processed on two sides of the horizontal part of the base 3 and are used for being fixed with a machine tool workbench through bolts and nuts.
The structure of the locking screw 5 is shown in fig. 7a and 7b, and the locking screw 5 passes through an internally threaded hole in the screw mounting portion. The inner end of the locking screw 5 is provided with an annular groove, equipped with a compression block 4 for compressing the part, the structure of the compression block 4 is shown in fig. 8a and 8b, the center of the compression block 4 is drilled, and two symmetrical through holes penetrating the compression block 4 are vertically processed at the intersection with the holes. The two third straight pins 11 penetrate through the through holes in the compression block 4 and the locking screw 5 and are clamped between annular grooves of the compression block 4 and the locking screw 5, so that the compression block 4 can move forwards and backwards along with the locking screw 5 when the locking screw 5 rotates and cannot rotate and fall off. The top of the compaction block 4 is used for compacting the side surface of the workpiece, so that the workpiece is ensured not to displace in the groove milling process. Three threaded holes are machined in the side face of the outer end portion of the locking screw 5, and any threaded hole convenient for clamping a workpiece is selected to install the handle 6 according to actual conditions. The handle 6 is utilized to rotate the locking screw 5, so that the compression block 4 moves back and forth in the groove of the screw mounting part, and workpiece clamping and dismounting are realized.
The structure of the handle 6 is shown in fig. 9, and is connected with the internal thread on the side surface of the outer end part of the locking screw 5 in a matched manner through the external thread, and is used for rotating the locking screw 5 and driving the compressing block 4 to move back and forth so as to clamp and loosen the positioning device.
During processing, a workpiece is placed in the groove of the support 1, one side of the workpiece is blocked by the stop block 2, the handle 6 is rotated, the locking screw 5 and the compression block 4 are controlled to jointly advance, the compression block 4 clamps the other side of the workpiece, and the workpiece is ensured to be stably positioned when a groove of 30 degrees is milled. After milling the groove, the handle 6 is reversely rotated to drive the locking screw 5 and the compression block 4 to retreat, and the workpiece is loosened, so that the workpiece can be dismounted.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.
Claims (5)
1. The positioning device for milling the 30-degree groove is characterized by comprising a support, a stop block, a base, a compression block, a locking screw and a handle; wherein,
The stop block and the support are tightly attached to each other through adjacent side surfaces, the relative positions of the stop block and the support are limited on the side surfaces through two first straight pins, and the stop block and the support are tightly screwed and fixed through first screws on the side surfaces; the top of the support is provided with an inclined groove part for placing a workpiece to be milled, and the stop block is provided with a part higher than the support and used for blocking the side surface of the workpiece to play a role in positioning; the second screw and the second straight pin penetrate upwards from the bottom surface of the base and are fixed with the bottom of the support, so that the stop block and the support are vertical to the top surface of the base;
A screw rod installation part is vertically arranged on the top surface of the horizontal part of the base and adjacent to the support, and the side surface of the screw rod installation part is parallel to the side surface of the support; the side surface of the screw rod installation part is provided with an internal thread for installing a locking screw rod; the top of the screw mounting part is milled with a groove, so that the compression block can slide in the groove conveniently; the horizontal part of the base is provided with a positioning hole and a threaded hole, the positioning hole is used for assembling a second straight pin, and the threaded hole is used for assembling a second screw;
The locking screw rod passes through an internal threaded hole in the screw rod installation part, an annular groove is formed in the inner end part of the locking screw rod, a compressing block for compressing a part is assembled, the center of the compressing block is drilled, and two symmetrical through holes penetrating the compressing block are vertically processed at the intersection part of the compressing block and the hole; the two third straight pins penetrate through holes in the compression block and the locking screw rod and are clamped between annular grooves of the compression block and the locking screw rod, so that the compression block can move forwards and backwards along with the locking screw rod when the locking screw rod rotates, but cannot rotate and fall off; the top of the compaction block is used for compacting the side surface of the workpiece, so that the workpiece is ensured not to displace in the groove milling process; the side of the outer end part of the locking screw is provided with a threaded hole, the handle is arranged on the locking screw through the threaded hole, and the locking screw is rotated by the handle, so that the compression block moves back and forth in the groove of the screw mounting part, and workpiece clamping and dismounting are realized.
2. The positioning device as set forth in claim 1, wherein the top of the support is provided with an inclined groove portion for placing a workpiece to be grooved, the workpiece is ensured to be 30 °, positioning holes for assembling the first straight pins to fix the position with the stopper and threaded holes for assembling two first screws to tighten are formed in side symmetry.
3. The positioning device as set forth in claim 1, wherein said stopper is generally square in shape, and has a notch structure in the upper left corner thereof, the notch structure being smaller than the inclined groove portion of the support, and a counter bore for fitting the first screw and a through hole for fitting the first straight pin are formed in the side surface of the stopper, so that the stopper is abutted against the support; the bottom processing has locating hole and two screw holes, and the locating hole is used for assembling the second straight round pin, and the screw hole is used for assembling the second screw, guarantees dog and support and base perpendicular assembly.
4. The positioning device as set forth in claim 1, wherein the base has U-shaped grooves formed on both sides of the horizontal portion thereof for fixing with a machine table by means of bolts and nuts.
5. The positioning device of claim 1 wherein the side of the outer end of the locking screw is machined with a plurality of threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322408184.2U CN220863301U (en) | 2023-09-06 | 2023-09-06 | Positioning device for milling 30-degree groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322408184.2U CN220863301U (en) | 2023-09-06 | 2023-09-06 | Positioning device for milling 30-degree groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220863301U true CN220863301U (en) | 2024-04-30 |
Family
ID=90821059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322408184.2U Active CN220863301U (en) | 2023-09-06 | 2023-09-06 | Positioning device for milling 30-degree groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220863301U (en) |
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2023
- 2023-09-06 CN CN202322408184.2U patent/CN220863301U/en active Active
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| GR01 | Patent grant |