CN218363402U - Sheet metal parts machining is with supplementary anchor clamps that support - Google Patents
Sheet metal parts machining is with supplementary anchor clamps that support Download PDFInfo
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- CN218363402U CN218363402U CN202222287003.0U CN202222287003U CN218363402U CN 218363402 U CN218363402 U CN 218363402U CN 202222287003 U CN202222287003 U CN 202222287003U CN 218363402 U CN218363402 U CN 218363402U
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Abstract
An auxiliary supporting clamp for processing sheet parts relates to the field of sheet part processing clamps and comprises a base, a guide screw, a push rod and a tensioning screw, wherein a center hole is formed in the center of the upper surface of the base; the utility model discloses construct simple, convenient to use, through the effect mode that changes clamping force, make vertical action and workpiece surface's clamp force show and reduce to reduce the parts machining and warp, improve product quality.
Description
Technical Field
The utility model belongs to the technical field of sheet metal parts machining anchor clamps and specifically relates to a sheet metal parts machining is with supplementary support anchor clamps are related to.
Background
As is known, when a frame plate part at an inlet and an outlet of an aluminum strip cold rolling mill is machined, because the plate surface of the part is large in size and thin in thickness, the machining deformation phenomenon is very easy to generate, a machining mode of multi-point supporting and clamping is usually adopted at present, although the multi-point supporting can improve the rigidity of a machining system and reduce the vibration of the part during machining, the multi-point clamping and pressing can cause the workpiece to generate deformation and machining residual stress because the workpiece is positioned excessively and a clamping force vertically acts on the plate surface, and the plate surface is distorted after machining, so that the product quality is influenced; therefore, an auxiliary support jig for sheet part machining is proposed, which can greatly reduce the clamping force perpendicular to the plate surface and reduce the part machining deformation, and the cost is a basic appeal of the technical personnel in the field.
Disclosure of Invention
In order to overcome not enough in the background art, the utility model discloses a sheet metal parts machining is with supplementary support anchor clamps.
In order to realize the purpose, the utility model adopts the following technical proposal:
an auxiliary supporting clamp for machining sheet parts comprises a base, a guide screw, an ejector rod and a tensioning screw, wherein a center hole is formed in the center of the upper surface of the base, a slotted expansion sleeve is in a cylindrical step shape with a large upper part and a small lower part, a center through hole for installing an adjusting screw rod is formed in the center of the upper surface of the slotted expansion sleeve, four through grooves communicated with the center through hole are uniformly arranged on the outer circumferential surface of the lower part of the slotted expansion sleeve at intervals along the length direction of the outer circumferential surface of the lower part of the slotted expansion sleeve, a plurality of installation holes are uniformly arranged below the cylindrical step on the upper part of the slotted expansion sleeve at intervals, the lower part of the slotted expansion sleeve is arranged in the center hole of the base, the lower part of the adjusting screw rod is arranged in the center through hole of the slotted expansion sleeve, two sets of thrust knuckle bearings are arranged at intervals up and down outside the upper part of the adjusting screw rod, a workpiece is arranged between the two thrust knuckle bearings, the ejector rod is arranged in the center long hole of the adjusting screw rod, the tensioning screw rod is arranged on the upper part of the ejector rod, and the upper part of the tensioning screw rod is arranged in the step hole on the adjusting screw rod.
The auxiliary supporting clamp for processing the thin plate part is characterized in that a necking hole is formed in the bottom of the slotted expansion sleeve and communicated with the central through hole, the bottom of the central through hole is in a conical shape with a large top and a small bottom, and a steel ball is arranged on the conical surface of the bottom of the central through hole.
The auxiliary supporting clamp for processing the sheet part is characterized in that a step hole on the adjusting screw is communicated with the central long hole.
Sheet metal parts machining with supplementary support anchor clamps, the cover is equipped with the PLASTIC LAMINATED between the lower part of the cylindrical step in fluting cover upper portion and base, one side of PLASTIC LAMINATED is equipped with the guiding hole, be equipped with the guide screw fixed with the base in the guiding hole, guide screw upper portion is equipped with the direction cylinder, still be equipped with the countersunk screw who is connected with mounting hole below the fluting cover step that rises on the PLASTIC LAMINATED.
The auxiliary supporting clamp for processing the sheet part is characterized in that internal threads are arranged on the inner surface of the upper part of the central long hole of the adjusting screw rod, and the tensioning screw is connected with the central long hole of the adjusting screw rod through threads.
The auxiliary supporting clamp for machining the sheet part is characterized in that the base is fixed on a machine tool workbench through bolts.
Since the technical scheme is used, the utility model discloses following beneficial effect has:
the utility model discloses a sheet metal parts machining uses auxiliary stay anchor clamps, through setting up two sets of thrust joint bearing and carry out the centre gripping from the work piece both sides respectively, thrust joint bearing can realize that the inner circle slides the rotation because of spherical structure is micro for compensating contact part face local unevenness, thereby reduces and presss from both sides tight the deformation; the tensioning screw is arranged in a threaded hole in the upper part of the adjusting screw rod, the tensioning screw is rotated clockwise to enable the ejector rod to move downwards to push against the steel ball, the steel ball pushes against a conical surface at the bottom of an inner cavity of the slotted expansion sleeve to enable the diameter of the lower part of the expansion sleeve to be increased, and at the moment, an outer circular surface of the lower part of the expansion sleeve is tightly supported with the wall surface of the base hole to realize a clamping function; the utility model discloses simple structure, convenient to use through the effect mode that changes clamping force, make vertical action and workpiece surface's clamp force show and reduce to reduce the parts machining and warp, improve product quality.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the adjusting screw of the present invention.
Fig. 3 is a schematic structural view of the slotted expansion sleeve of the present invention.
In the figure: 1. a steel ball; 2. an anti-rotation plate; 3. a guide screw; 4. a thrust knuckle bearing; 5. a workpiece; 6. adjusting the screw rod; 7. tensioning screws; 8. slotting and expanding sleeves; 9. a top rod; 10. a base.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
The auxiliary supporting clamp for processing the sheet part, which is described in conjunction with the attached drawings 1-3, comprises a base 10, a guide screw 3, a push rod 9 and a tensioning screw 7, wherein a central hole is formed in the center of the upper surface of the base 10, a slotted expansion sleeve 8 is in a cylindrical step shape with a large upper part and a small lower part, a central through hole for mounting an adjusting screw 6 is formed in the center of the upper surface of the slotted expansion sleeve 8, four through grooves communicated with the central through hole are uniformly arranged on the outer circumferential surface of the lower part of the slotted expansion sleeve 8 along the length direction of the slotted expansion sleeve at intervals, a plurality of mounting holes are uniformly arranged below the cylindrical step on the upper part of the slotted expansion sleeve 8 at intervals, the lower part of the slotted expansion sleeve 8 is arranged in the central hole of the base 10, the lower part of the adjusting screw 6 is arranged in the central through hole of the slotted expansion sleeve 8, two sets of thrust joint bearings 4 are arranged outside the upper part of the adjusting screw 6 at intervals up and down, a workpiece 5 is arranged between the two thrust joint bearings 4, the push rod 9 is arranged in the central long hole of the adjusting screw 6, the upper part of the push rod 9 is provided with the tensioning screw 7, and the upper part of the tensioning screw 7 is arranged in the hexagonal step hole on the adjusting screw 6.
Further, the bottom of the slotted expansion sleeve 8 is provided with a neck hole and is communicated with the central through hole, the bottom of the central through hole is conical with a large upper part and a small lower part, and a steel ball 1 is arranged on the conical surface at the bottom of the central through hole;
furthermore, a stepped hole on the adjusting screw rod 6 is communicated with the central long hole.
Further, an anti-rotation plate 2 is sleeved between the lower part of the cylindrical step at the upper part of the slotted expansion sleeve 8 and the base 10, one side of the anti-rotation plate 2 is provided with a guide hole, a guide screw 3 fixed with the base 10 is arranged in the guide hole, the upper part of the guide screw 3 is provided with a guide cylindrical surface, and the anti-rotation plate 2 is also provided with a countersunk screw connected with a mounting hole below the step of the slotted expansion sleeve 8; under the action of the guide screw 3 and the anti-rotation plate 2, the slotted expansion sleeve 8 can only move up and down without rotation.
Furthermore, the inner surface of the upper part of the central long hole of the adjusting screw rod 6 is provided with internal threads, and the tensioning screw 7 is connected with the central long hole of the adjusting screw rod 6 through threads.
Further, the base 10 is fixed to the machine tool table by bolts.
When the auxiliary supporting clamp for processing the sheet part is used, the number of the auxiliary supporting clamp is determined according to the size and the technological requirements of a workpiece 5, a base 10 is placed and fixed at a proper position on a worktable of a machine tool, and a slotted expansion sleeve 8, an anti-rotation plate 2, a guide screw 3, a GX-shaped thrust knuckle bearing 4, a steel ball 1 and an adjusting screw 6 are sequentially installed from top to bottom; after the height of the workpiece 5 is properly adjusted, a hexagonal head above the adjusting screw 6 is rotated clockwise by using an open end wrench until the thrust oscillating bearing 4 clamps the workpiece 5, and at the moment, the workpiece 5 is in a floating clamping state; two sets of thrust joint bearings 4 are respectively clamped from the upper surface and the lower surface of a workpiece 5, and the thrust joint bearings 4 can realize micro sliding rotation of an inner ring and an outer ring due to a spherical structure and are used for compensating local unevenness of the surface of a contact part, so that clamping deformation is reduced; after confirming that the clamping position is correct, a mandril 9 and a tensioning screw 7 are arranged in an adjusting screw 6, the tensioning screw 7 is rotated clockwise by an inner hexagonal wrench, the tensioning screw 7 is arranged in a threaded hole in the upper part of the adjusting screw 6, the mandril 9 can move downwards to jack the steel ball 1 by rotating the tensioning screw 7 clockwise, the steel ball 1 jacks the conical surface at the bottom of the central through hole of the slotted expansion sleeve 8, so that the diameter of the lower part of the slotted expansion sleeve is increased, and at the moment, the outer circular surface of the lower part of the slotted expansion sleeve 8 is tightly propped against the wall surface of the central hole of the base 10, so that the clamping function is realized; the relative motion of the slotting expansion sleeve 8 and the adjusting screw 6 in the height direction can be realized by rotating the hexagonal head above the adjusting screw 6, so that the function of clamping or loosening a workpiece by the clamp is realized; after the workpiece 5 is machined, the tensioning screw 7 is rotated counterclockwise, and then the hexagonal head above the adjusting screw 6 is rotated counterclockwise, so that the workpiece 5 can be loosened.
The detailed part of the utility model is the prior art.
The embodiments selected for the purpose of disclosing the invention of the present invention are presently considered to be suitable, however, it is to be understood that the invention is intended to cover all variations and modifications of the embodiments falling within the scope of the inventive concept and the utility model.
Claims (6)
1. The utility model provides a sheet metal parts machining is with supplementary support anchor clamps, includes base, guide screw, ejector pin and rises and tightly the screw, characterized by: the center of the upper surface of the base is provided with a center hole, the slotted expansion sleeve is in a cylindrical step shape with a large upper part and a small lower part, the center of the upper surface of the slotted expansion sleeve is provided with a center through hole for installing an adjusting screw rod, the outer circumferential surface of the lower part of the slotted expansion sleeve is provided with four through grooves communicated with the center through hole at intervals along the length direction, the lower part of the slotted expansion sleeve is arranged in the center hole of the base, the lower part of the adjusting screw rod is arranged in the center through hole of the slotted expansion sleeve, two sets of thrust knuckle bearings are arranged outside the upper part of the adjusting screw rod at intervals, a workpiece is arranged between the two thrust knuckle bearings, a push rod is arranged in the center long hole of the adjusting screw rod, the upper part of the push rod is provided with a tension screw, and the upper part of the tension screw is arranged in the step hole on the adjusting screw rod.
2. The auxiliary support jig for sheet metal part working of claim 1, wherein: the bottom of the slotted expansion sleeve is provided with a neck hole and is communicated with the central through hole, the bottom of the central through hole is conical with a large upper part and a small lower part, and a steel ball is arranged on the conical surface at the bottom of the central through hole.
3. The auxiliary support jig for sheet metal part working of claim 1, wherein: the stepped hole on the adjusting screw is communicated with the central long hole.
4. The auxiliary support jig for sheet metal part working of claim 1, wherein: an anti-rotation plate is sleeved between the lower portion of the cylindrical step on the upper portion of the grooved expansion sleeve and the base, a guide hole is formed in one side of the anti-rotation plate, a guide screw fixed with the base is arranged in the guide hole, a guide cylindrical surface is arranged on the upper portion of the guide screw, and a countersunk head screw connected with a mounting hole below the step of the grooved expansion sleeve is further arranged on the anti-rotation plate.
5. The auxiliary support jig for sheet metal part working of claim 1, wherein: the inner surface of the upper part of the central long hole of the adjusting screw rod is provided with internal threads, and the tensioning screw is connected with the central long hole of the adjusting screw rod through threads.
6. The auxiliary support jig for processing a thin plate part as set forth in claim 1, wherein: the base is fixed on a machine tool workbench through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222287003.0U CN218363402U (en) | 2022-08-30 | 2022-08-30 | Sheet metal parts machining is with supplementary anchor clamps that support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222287003.0U CN218363402U (en) | 2022-08-30 | 2022-08-30 | Sheet metal parts machining is with supplementary anchor clamps that support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218363402U true CN218363402U (en) | 2023-01-24 |
Family
ID=84969807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222287003.0U Active CN218363402U (en) | 2022-08-30 | 2022-08-30 | Sheet metal parts machining is with supplementary anchor clamps that support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218363402U (en) |
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2022
- 2022-08-30 CN CN202222287003.0U patent/CN218363402U/en active Active
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