CN209774353U - Angle-adjustable plane grinding clamping device - Google Patents
Angle-adjustable plane grinding clamping device Download PDFInfo
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- CN209774353U CN209774353U CN201920300466.1U CN201920300466U CN209774353U CN 209774353 U CN209774353 U CN 209774353U CN 201920300466 U CN201920300466 U CN 201920300466U CN 209774353 U CN209774353 U CN 209774353U
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Abstract
The utility model relates to an angle-adjustable plane grinding clamping device, which comprises a base, a U-shaped clamping plate hinged with the base, a clamping component for clamping a workpiece, and an adjusting component for adjusting the rotation angle of the U-shaped clamping plate, wherein a fixed plate is fixed on one side of the base; the adjusting assembly comprises a groove formed in the U-shaped clamping plate, a fixed shaft fixed with the side wall of the groove, a sleeve which is sleeved on the fixed shaft and rotates relative to the fixed shaft, a screw fixed with the sleeve, and a first nut used for driving the screw to ascend and descend, wherein the first nut is positioned above the fixed plate and is in threaded connection with the screw; the fixing plate is provided with a waist hole for the screw rod to move left and right, and one end of the screw rod, which is far away from the sleeve, penetrates through the waist hole and can move up and down relative to the fixing plate. The utility model discloses the grinding processing on certain angle inclined plane is accomplished to the work piece of the various complicated shapes of centre gripping that can be convenient.
Description
Technical Field
The utility model belongs to the technical field of clamping device's technique and specifically relates to a plane grinding clamping device with adjustable angle is related to.
Background
The surface grinding machine is mainly used for the surface grinding of plate-shaped workpieces, a plane to be ground is parallel to a magnetic working table surface of the grinding machine, the workpiece is directly adsorbed on the working table surface to easily finish the grinding for a plate-type workpiece with two parallel surfaces, the plate-type workpieces with two non-parallel surfaces can be ground by means of auxiliary tools, the commonly used auxiliary tools are angle-adjustable clamps, the specification and the size of the clamps are standardized and serialized, but for some workpieces with irregular shapes or larger overall dimensions, the universal clamps are difficult to finish clamping requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a plane grinding clamping device with adjustable angle, the abrasive machining on certain angle inclined plane is accomplished to the work piece of the various complicated shapes of centre gripping that can be convenient.
The above technical purpose of the present invention can be achieved by the following technical solutions: an angle-adjustable plane grinding and clamping device comprises a base, a U-shaped clamping plate, a clamping assembly and an adjusting assembly, wherein the U-shaped clamping plate is hinged with the base; the adjusting assembly comprises a groove formed in the U-shaped clamping plate, a fixed shaft fixed with the side wall of the groove, a sleeve which is sleeved on the fixed shaft and rotates relative to the fixed shaft, a screw fixed with the sleeve, and a first nut used for driving the screw to ascend and descend, wherein the first nut is positioned above the fixed plate and is in threaded connection with the screw; the fixing plate is provided with a waist hole for the screw rod to move left and right, and one end of the screw rod, which is far away from the sleeve, penetrates through the waist hole and can move up and down relative to the fixing plate.
through adopting above-mentioned technical scheme, the base is placed on flat grinder's table surface and is fixed, rotates first nut drive screw and goes up and down in vertical face, and the screw rod goes up and down and can drive the U type grip block one side lift of being connected with the screw rod rotation to change the contained angle between U type grip block and the bottom plate. When the included angle between the U-shaped clamping plate and the bottom plate is consistent with the inclined plane of the workpiece to be machined, the first nut stops rotating, the workpiece to be machined is arranged on the U-shaped clamping plate, the workpiece is fixed through the clamping assembly, and then the workpiece is ground. The angle-adjustable plane grinding and clamping device can conveniently clamp workpieces with various complex shapes and finish grinding of inclined planes with certain angles.
the utility model discloses further set up to: a clamping ring is fixed on the first nut in the circumferential direction, and an annular groove matched with the clamping ring is formed in the fixing plate.
Through adopting above-mentioned technical scheme, the rand can only rotate in the ring channel, can not reciprocate to make first nut can only rotate in the horizontal plane, can't remove along the direction of height of screw rod, when rotating first nut, the screw rod can go up and down in the vertical plane, thereby change the contained angle between U type grip block and the bottom plate.
The utility model discloses further set up to: and the lower end of the screw rod is in threaded connection with a second nut, and the upper end surface of the second nut is abutted to the lower end surface of the fixing plate.
By adopting the technical scheme, after the included angle between the U-shaped clamping plate and the bottom plate is adjusted to be consistent with the inclined plane of the workpiece to be processed, the second nut is screwed until the upper end surface of the second nut is tightly abutted against the fixing plate, so that the screw rod can not continuously move up and down.
The utility model discloses further set up to: the clamping assembly comprises a bolt in threaded connection with the U-shaped clamping plate and a handle fixed on the bolt and used for driving the bolt to rotate.
By adopting the technical scheme, when a workpiece is clamped, the workpiece is placed in the concave part of the U-shaped clamping plate, the handle is rotated to drive the bolt to rotate, and the bolt moves towards the direction close to the workpiece until the workpiece is clamped. When the ground workpiece is taken out, the handle is rotated to enable the bolt to move towards the direction far away from the workpiece.
the utility model discloses further set up to: the clamping components are arranged on the U-shaped clamping plate in at least two groups.
Through adopting above-mentioned technical scheme, set up multiunit clamping components, be favorable to pressing from both sides the anomalous work piece of tight shape, through the extension length of adjusting a plurality of bolts for the bolt all with the work piece surface butt, be favorable to tighter with the work piece centre gripping, improve the centre gripping effect.
the utility model discloses further set up to: the handle is provided with anti-skid lines.
Through adopting above-mentioned technical scheme, set up anti-skidding line on the handle, can increase the frictional force between operating personnel's hand and the handle to make things convenient for the drive bolt to rotate, press from both sides tightly or take out the article of treating abrasive machining.
The utility model discloses further set up to: the base is magnetic.
Through adopting above-mentioned technical scheme, surface grinder's table surface is magnetic, and it is fixed through magnetic adsorption power that the base is placed on grinder magnetism table surface, and fixed mode is simple quick, can improve work efficiency.
To sum up, the utility model discloses a beneficial technological effect does:
1. The workpiece is ground by adjusting the included angle between the U-shaped clamping plate and the bottom plate to be consistent with the inclined plane of the workpiece to be machined, the adjusting mode is simple, and the machining capacity of the surface grinding machine is effectively improved;
2. A clamping ring is fixed at the lower end of the first nut, so that the first nut can be limited to move up and down, and the screw can be ensured to lift in a vertical plane when the first nut is rotated;
3. The second nut in threaded connection with the lower end of the screw rod can prevent the screw rod from slightly moving after being subjected to gravity, so that the included angle between the U-shaped clamping plate and the bottom plate is changed, and grinding of a workpiece is affected.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
Fig. 2 is a schematic view of a partial structure of the present invention, in order to show the structure of the adjusting assembly;
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Reference numerals: 1. a base; 11. a connecting plate; 12. a fixing plate; 121. a waist hole; 122. an annular groove; 2. a U-shaped clamping plate; 3. a clamping assembly; 31. a bolt; 32. a handle; 4. an adjustment assembly; 41. a groove; 42. a fixed shaft; 43. a sleeve; 44. a screw; 45. a first nut; 451. a collar; 46. a second nut.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a plane grinding clamping device with adjustable angle, including base 1, with base 1 articulated U type grip block 2, be used for pressing from both sides tight clamping unit 3 of tight work piece, be used for adjusting U type grip block 2 turned angle's adjusting part 4.
As shown in fig. 1, the base 1 is in the shape of a rectangular parallelepiped plate, the base 1 has magnetism, and the base 1 is placed on a magnetic worktable of a grinding machine and fixed through magnetic adsorption force. The upper end face of one end of the base 1 is symmetrically fixed with a connecting plate 11, the connecting plate 11 is perpendicular to the base 1, one side of the U-shaped clamping plate 2 is hinged with the connecting plate 11, the other end of the base 1 is fixed with a fixing plate 12, and the fixing plate 12 is parallel to the base 1.
As shown in fig. 1, the clamping assembly 3 includes two bolts 31 and two handles 32, and the two bolts 31 are respectively in threaded connection with two ends of the U-shaped clamping plate 2. The handle 32 is fixed in the one end that bolt 31 is located the U type grip block 2 outside for drive bolt 31 rotates, is provided with anti-skidding line on the handle 32, sets up anti-skidding line and can increase the frictional force between operating personnel's hand and the handle 32, thereby makes things convenient for drive bolt 31 to rotate, presss from both sides tightly or takes out the article of treating abrasive machining.
As shown in fig. 1, four groups of clamping assemblies 3 are arranged on the U-shaped clamping plate 2 at equal intervals, and the four groups of clamping assemblies 3 are arranged, so that the clamping of the workpiece with an irregular shape is facilitated, and the bolts 31 are abutted to the surface of the workpiece by adjusting the extending lengths of the bolts 31, so that the workpiece can be clamped more tightly, and the clamping effect is improved.
As shown in fig. 1-2, the adjusting assembly 4 includes a groove 41, a fixing shaft 42, a sleeve 43, a screw 44, a first nut 45, and a second nut 46, wherein the groove 41 is formed on a side of the U-shaped clamping plate 2 close to the fixing plate 12, and two ends of the fixing shaft 42 are respectively fixed to side walls of the groove 41. The sleeve 43 is sleeved on the fixed shaft 42, the sleeve 43 can rotate relative to the fixed shaft 42, and the screw 44 is fixed with the sleeve 43. Referring to fig. 3, the fixing plate 12 is provided with a remote control, the lower end of the screw 44 passes through the waist hole 121, the first nut 45 is in threaded connection with the screw 44, the lower end of the first nut 45 is fixed with a collar 451, the side wall of the waist hole 121 is provided with an annular groove 122, and the collar 451 is arranged in the annular groove 122, so that the first nut 45 can only rotate in a horizontal plane and cannot move in the length direction of the screw 44. The second nut 46 is screwed to the screw 44, and an upper end surface of the second nut 46 abuts against a lower end surface of the fixed plate 12. The second nut 46 connected with the lower end of the screw 44 through threads can prevent the screw 44 from slightly moving after being subjected to gravity, so that the change of the included angle between the U-shaped clamping plate 2 and the bottom plate can be avoided, and the grinding of a workpiece can be influenced.
The implementation principle of the embodiment is as follows: base 1 is placed on flat grinder's table surface and is fixed, rotates first nut 45 drive screw 44 and goes up and down in vertical plane, and screw 44 goes up and down to drive and rotate 2 one sides of U type grip block of being connected with screw 44 and go up and down to change the contained angle between U type grip block 2 and the bottom plate. When the included angle between the U-shaped clamping plate 2 and the bottom plate is consistent with the inclined plane of the workpiece to be machined, the first nut 45 stops rotating, the workpiece to be machined is placed on the U-shaped clamping plate 2, the handle 32 drives the bolt 31 to rotate, and the bolt 31 moves towards the direction close to the workpiece until the workpiece is clamped. The angle-adjustable plane grinding and clamping device can conveniently clamp workpieces with various complex shapes and finish grinding of inclined planes with certain angles.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a plane grinding clamping device with adjustable angle, includes base (1), with base (1) articulated U type grip block (2), be used for pressing from both sides tight clamping component (3) of work piece, be used for adjusting U type grip block (2) turned angle's adjusting part (4), base (1) one side is fixed with fixed plate (12), its characterized in that: the adjusting assembly (4) comprises a groove (41) formed in the U-shaped clamping plate (2), a fixing shaft (42) fixed with the side wall of the groove (41), a sleeve (43) sleeved on the fixing shaft (42) and rotating relative to the fixing shaft (42), a screw rod (44) fixed with the sleeve (43), and a first nut (45) used for driving the screw rod (44) to ascend and descend, wherein the first nut (45) is located above the fixing plate (12) and is in threaded connection with the screw rod (44); a waist hole (121) for the screw rod (44) to move left and right is formed in the fixing plate (12), and one end, far away from the sleeve (43), of the screw rod (44) penetrates through the waist hole (121) and can move up and down relative to the fixing plate (12).
2. The adjustable angle flat grinding and clamping device of claim 1, wherein: a clamping ring (451) is fixed on the first nut (45) in the circumferential direction, and an annular groove (122) matched with the clamping ring (451) is formed in the fixing plate (12).
3. The adjustable angle flat grinding and clamping device of claim 1, wherein: the lower end of the screw rod (44) is in threaded connection with a second nut (46), and the upper end face of the second nut (46) is abutted to the lower end face of the fixing plate (12).
4. The adjustable angle flat grinding and clamping device of claim 1, wherein: the clamping assembly (3) comprises a bolt (31) in threaded connection with the U-shaped clamping plate (2) and a handle (32) fixed on the bolt (31) and used for driving the bolt (31) to rotate.
5. The adjustable angle flat grinding and clamping device as claimed in claim 4, wherein: the clamping components (3) are arranged on the U-shaped clamping plates (2) in at least two groups.
6. The adjustable angle flat grinding and clamping device as claimed in claim 4, wherein: the handle (32) is provided with anti-skid lines.
7. The adjustable angle flat grinding and clamping device of claim 1, wherein: the base (1) is magnetic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920300466.1U CN209774353U (en) | 2019-03-07 | 2019-03-07 | Angle-adjustable plane grinding clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920300466.1U CN209774353U (en) | 2019-03-07 | 2019-03-07 | Angle-adjustable plane grinding clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209774353U true CN209774353U (en) | 2019-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920300466.1U Active CN209774353U (en) | 2019-03-07 | 2019-03-07 | Angle-adjustable plane grinding clamping device |
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| CN (1) | CN209774353U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953868A (en) * | 2021-11-19 | 2022-01-21 | 大英彰骏光电科技有限公司 | Clamping device is used in optical lens processing |
| CN115229615A (en) * | 2022-07-14 | 2022-10-25 | 山东齐鲁电机制造有限公司 | Grinding platform for bent and twisted blade |
-
2019
- 2019-03-07 CN CN201920300466.1U patent/CN209774353U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953868A (en) * | 2021-11-19 | 2022-01-21 | 大英彰骏光电科技有限公司 | Clamping device is used in optical lens processing |
| CN115229615A (en) * | 2022-07-14 | 2022-10-25 | 山东齐鲁电机制造有限公司 | Grinding platform for bent and twisted blade |
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