CN217992222U

CN217992222U - Double-shaft rotating levelness adjusting device

Info

Publication number: CN217992222U
Application number: CN202221651641.XU
Authority: CN
Inventors: 陈小文
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-12-09
Anticipated expiration: 2032-06-28

Abstract

The invention belongs to the field of clamps, and relates to a double-shaft rotating levelness adjusting device which comprises a base and a clamping structure, wherein a first shaft is arranged in the base, a horizontal adjusting substrate is rotatably connected with the base through the first shaft, a first adjusting structure is arranged between the horizontal adjusting substrate and the base and can drive the horizontal adjusting substrate to rotate along the first shaft, a second shaft is arranged in the horizontal adjusting substrate, the clamping structure is rotatably connected with the horizontal adjusting substrate through the second shaft, the clamping structure is further connected with a second adjusting structure which can drive the clamping structure to rotate along the second shaft, and an included angle between the first shaft and the second shaft is degree.

Description

Double-shaft rotating levelness adjusting device

Technical Field

The utility model belongs to the anchor clamps field especially relates to a biax rotates levelness adjusting device.

Background

In the process of machining a workpiece, the workpiece is usually clamped by a clamp and then machined, but when a workpiece with high machining precision is machined, the levelness of the workpiece needs to be adjusted, but the levelness is affected in the process of clamping the workpiece, and the levelness of the clamped workpiece also affects the levelness of the workpiece. The general levelness adjusting structure only adjusts by screwing or unscrewing screws in multiple directions, but the levelness adjustment in one direction needs to be adjusted by adjusting multiple screws, the levelness in the other direction is affected, multiple times of gradual correction and adjustment are needed, the overall levelness adjusting process is complex, the accuracy is not high, and a device for adjusting the levelness of a workpiece with high adjusting accuracy is needed.

For example, chinese utility model discloses a mechanical fixture horizontal adjustment device [ application No. CN201410101024.6], the relative both ends of the bottom of anchor clamps body are equipped with fixed stay pneumatic cylinder and adjusting device respectively, and adjusting device has the ellipsoid body of the bottom of embedding anchor clamps body, is equipped with connector, i-shaped supporting shoe and adjusting hydraulic cylinder from top to bottom in order in the below of ellipsoid body. The clamp is simple in structure, the traditional mode that the levelness of the clamp is adjusted through a plurality of supporting points is changed, the main supporting effect is achieved through the fixed supporting hydraulic cylinder, then the clamp is adjusted indirectly through the support of the oval sphere through the jacking and contraction of the adjusting hydraulic cylinder, the contact area is large, the structural complexity and the adjusting difficulty of the multi-point support are changed, and only two points are needed to be adjusted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, provide a biax rotation levelness adjusting device.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a biax rotates levelness adjusting device, includes the base and presss from both sides tight structure, the base in be equipped with the primary shaft, the level (l) ing base plate rotates with the base through the primary shaft and is connected, level (l) ing base plate and base between be equipped with first regulation structure, first regulation structure can order about the level (l) ing base plate and rotate along the primary shaft, the level (l) ing base plate in be equipped with the secondary shaft, the tight structure of clamp rotate with the level (l) ing base plate through the secondary shaft and be connected, the tight structure of clamp still be connected with the second and adjust the structure, the second adjust the structure and can order about the tight structure of clamp and rotate along the secondary shaft, primary shaft and secondary shaft between contained angle for the degree.

The first adjusting structure comprises a first screw shaft, a screw cap of the first screw shaft is abutted to the horizontal adjusting base plate, the first screw shaft penetrates through the horizontal adjusting base plate and is in threaded connection with the base, and a first spring is further arranged between the horizontal adjusting base plate and the base.

In the above two-axis rotation levelness adjusting device, the first axis is located on one side of the base, and the first screw axis is located on the other side of the base.

In foretell biax rotates levelness adjusting device, the base in be equipped with the turn trough, the primary shaft run through the turn trough, the leveling base plate extend to in the turn trough and the cover establish in the primary shaft outside, leveling base plate and turn trough inner wall between have the clearance.

In the double-shaft rotating levelness adjusting device, two stabilizing screw shafts are respectively arranged on two sides of the first screw shaft, screw caps of the stabilizing screw shafts are abutted to the horizontal adjusting substrate, and the stabilizing screw shafts penetrate through the horizontal adjusting substrate and are in threaded connection with the base.

In the double-shaft rotating levelness adjusting device, the second adjusting structure comprises a connecting plate positioned between the horizontal adjusting base plate and the base, the connecting plate is fixedly connected with the clamping structure, the second shaft penetrates through the connecting plate, the second adjusting structure further comprises a second screw shaft, and the second screw shaft is rotatably connected with the horizontal adjusting base plate and is in threaded connection with the connecting plate.

In the double-shaft rotating levelness adjusting device, a second spring is further arranged between the connecting plate and the base.

In the double-shaft rotating levelness adjusting device, a curved groove arranged on the upper surface of the connecting plate is arranged above the second shaft, the horizontal adjusting base plate is provided with an adjusting support rod, and the bottom of the adjusting support rod is abutted against the curved groove and is matched with the curved groove.

In the double-shaft rotating levelness adjusting device, the horizontal adjusting substrate is provided with a through hole, a fixing bolt is arranged right below the through hole, and the fixing bolt penetrates through the base downwards.

In the double-shaft rotating levelness adjusting device, the clamping structure comprises a clamp supporting block fixedly connected with the connecting plate, the clamp supporting block is fixedly provided with a fixing clamp and is connected with a moving clamp in a sliding mode, the clamp supporting block is rotatably connected with an adjusting shaft, and the adjusting shaft is in threaded connection with the moving clamp.

Compared with the prior art, the utility model has the advantages of:

1. during the process of adjusting the levelness, the levelness of the workpiece clamped by the clamping structure is adjusted by firstly adjusting around the first shaft and then adjusting around the second shaft. Compared with the existing mode of adjusting levelness through a plurality of screws, the method is simple to operate, and the levelness adjustment in one direction cannot influence the levelness in the other direction, so that the adjustment precision is high.

2. The adjusting position is far away from the first shaft, and according to the lever principle, the farther away from the first shaft, the more turns of screwing the first screw shaft are needed for adjusting the precision, and therefore the higher the adjusting precision is.

3. The first screw shaft is positioned in the middle of the horizontal adjusting substrate, and the two sides bear the elastic force of the first spring, so that the two side positions of the first screw shaft are further stabilized through the two stabilizing screw shafts, and the precision is improved.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic view of the internal structure.

In the figure: the device comprises a base 10, a clamping structure 11, a first shaft 12, a horizontal adjusting base plate 13, a first adjusting structure 14, a second shaft 15, a second adjusting structure 16, a first screw shaft 17, a first spring 18, a rotary groove 19, a stabilizing screw shaft 20, a connecting plate 21, a second screw shaft 22, a second spring 23, a curved groove 24, an adjusting support rod 25, a through hole 26, a fixing bolt 27, a clamp supporting block 28, a fixing clamp 29, a movable clamp 30 and an adjusting shaft 31.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-2, a biaxial rotation levelness adjusting device comprises a base 10 and a clamping structure 11, wherein a first shaft 12 is arranged in the base 10, a horizontal adjusting substrate 13 is rotatably connected with the base 10 through the first shaft 12, a first adjusting structure 14 is arranged between the horizontal adjusting substrate 13 and the base 10, the first adjusting structure 14 can drive the horizontal adjusting substrate 13 to rotate along the first shaft 12, a second shaft 15 is arranged in the horizontal adjusting substrate 13, the clamping structure 11 is rotatably connected with the horizontal adjusting substrate 13 through the second shaft 15, the clamping structure 11 is further connected with a second adjusting structure 16, the second adjusting structure 16 can drive the clamping structure 11 to rotate along the second shaft 15, and an included angle between the first shaft 12 and the second shaft 15 is 90 degrees.

In this embodiment, the first adjusting structure 14 drives the horizontal adjusting base plate 13 to rotate around the first shaft 12 for adjustment, and the second adjusting structure 16 can drive the clamping structure 11 to rotate along the second shaft 15 for adjustment, so that the two adjustments are independent from each other, and the included angle between the first shaft 12 and the second shaft 15 is 90 degrees, so that during the adjustment of the levelness, the adjustment is performed around the first shaft 12 first, and then around the second shaft 15, so as to adjust the levelness of the workpiece clamped by the clamping structure 11. Compared with the existing mode of adjusting levelness through a plurality of screws, the method is simple to operate, and the levelness adjustment in one direction cannot influence the levelness in the other direction, so that the adjustment precision is high.

The first adjusting structure 14 comprises a first screw shaft 17, a screw cap of the first screw shaft 17 abuts against the horizontal adjusting base plate 13, the first screw shaft 17 penetrates through the horizontal adjusting base plate 13 and is in threaded connection with the base 10, and a first spring 18 is further arranged between the horizontal adjusting base plate 13 and the base 10.

In this embodiment, the first spring 18 is always in a compressed state, and during the process of rotating the leveling base plate 13 around the first shaft 12, the leveling base plate 13 is rotated by screwing and unscrewing the first screw shaft 17 and matching with the elastic force of the first spring 18, so as to adjust the levelness in the direction, and after the levelness in the direction is adjusted, the second adjusting structure 16 can drive the clamping structure 11 to rotate along the second shaft 15 to adjust the levelness in the other direction.

The first shaft 12 is located at one side of the base 10, and the first screw shaft 17 is located at the other side of the base 10.

In the present embodiment, the adjustment position is away from the first shaft 12, and according to the lever principle, the further away from the first shaft 12, the more turns of screwing the first screw shaft 17 are required for the adjustment accuracy, and thus the greater the adjustment accuracy.

The base 10 in be equipped with the turn trough 19, the first axle 12 run through the turn trough 19, horizontal adjustment base plate 13 extend to in the turn trough 19 and the cover is established in the first axle 12 outside, horizontal adjustment base plate 13 and turn trough 19 inner wall between have the clearance.

In the present embodiment, the rotation of the leveling base plate 13 does not generate contact friction with other parts as much as possible, thereby not affecting the accuracy of leveling adjustment.

Two sides of the first screw shaft 17 are respectively provided with a stable screw shaft 20, a screw cap of the stable screw shaft 20 is abutted against the horizontal adjusting base plate 13, and the stable screw shaft 20 penetrates through the horizontal adjusting base plate 13 and is in threaded connection with the base 10.

In the present embodiment, since the horizontal adjustment substrate 13 has a certain length, for the convenience of adjustment, the first screw shaft 17 is located in the middle of the horizontal adjustment substrate 13, and both sides of the horizontal adjustment substrate are subjected to the elastic force of the first spring 18, so that the positions of both sides of the first screw shaft 17 are further stabilized by the two stabilizing screw shafts 20, thereby improving the accuracy.

The second adjusting structure 16 comprises a connecting plate 21 positioned between the horizontal adjusting base plate 13 and the base 10, the connecting plate 21 is fixedly connected with the clamping structure 11, the second shaft 15 penetrates through the connecting plate 21, the second adjusting structure 16 further comprises a second screw shaft 22, and the second screw shaft 22 is rotatably connected with the horizontal adjusting base plate 13 and is in threaded connection with the connecting plate 21.

In this embodiment, after the levelness of the direction is adjusted around the first shaft 12, the second screw shaft 22 is activated, and the screw connection between the second screw shaft 22 and the connecting plate 21 enables the connecting plate 21 with the clamping structure 11 to perform levelness adjustment of the other direction around the second shaft 15.

A second spring 23 is also arranged between the connecting plate 21 and the base 10.

In the present embodiment, the second spring 23 has two functions, one of which is the same as the first spring 18 to apply an elastic force to the horizontal adjustment base plate 13, and the other of which stabilizes the connection plate 21.

The upper part of the second shaft 15 is provided with a curved groove 24 arranged on the upper surface of the connecting plate 21, the horizontal adjusting base plate 13 is provided with an adjusting support rod 25, and the bottom of the adjusting support rod 25 is abutted against the curved groove 24 and is matched with the curved groove.

In this embodiment, the adjustment rod 25 further stabilizes the link plate 21, and the link plate 21 further allows the curved groove 24 to slide on the end of the adjustment rod 25 when the link plate 21 is rotated about the second axis 15.

The horizontal adjusting base plate 13 is provided with a through hole 26, a fixing bolt 27 is arranged under the through hole 26, and the fixing bolt 27 penetrates through the base 10 downwards.

In this embodiment, when the whole apparatus is fixed to a machine, the apparatus is fixed to the machine by the fixing bolt 27, and in addition, in the fixing process, the leveling base plate 13 is not affected, and in addition, the fixing center is closer to the adjusting center, which facilitates observation and adjustment of the leveling degree.

The clamping structure 11 comprises a clamp supporting block 28 fixedly connected with the connecting plate, the clamp supporting block 28 is fixedly provided with a fixing clamp 29 and is slidably connected with a movable clamp 30, the clamp supporting block 28 is rotatably connected with a positioning shaft 31, and the positioning shaft 31 is in threaded connection with the movable clamp.

In this embodiment, when fixing the workpiece, it is only necessary to rotate the positioning shaft 31 to bring the movable jig 30 close to the fixed jig 29.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the base 10, the clamping structure 11, the first shaft 12, the horizontal adjustment base plate 13, the first adjustment structure 14, the second shaft 15, the second adjustment structure 16, the first screw 17, the first spring 18, the rotation groove 19, the stabilizing screw 20, the connecting plate 21, the second screw 22, the second spring 23, the curved groove 24, the adjustment rod 25, the through hole 26, the fixing bolt 27, the clamp support block 28, the fixing clamp 29, the moving clamp 30, the positioning shaft 31, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a biax rotates levelness adjusting device, includes base (10) and presss from both sides tight structure (11), its characterized in that, base (10) in be equipped with primary shaft (12), level adjustment base plate (13) rotate with base (10) through primary shaft (12) and be connected, level adjustment base plate (13) and base (10) between be equipped with first regulation structure (14), first regulation structure (14) can order about level adjustment base plate (13) to rotate along primary shaft (12), level adjustment base plate (13) in be equipped with secondary shaft (15), tight structure (11) of clamp rotate with level adjustment base plate (13) through secondary shaft (15) and be connected, tight structure (11) of clamp still be connected with second regulation structure (16), second regulation structure (16) can order about to press from both sides tight structure (11) and rotate along secondary shaft (15), primary shaft (12) and secondary shaft (15) between contained angle be 90 degrees.

2. The dual-axis rotation levelness adjusting device according to claim 1, wherein the first adjusting structure (14) comprises a first screw shaft (17), a nut of the first screw shaft (17) abuts against the horizontal adjusting base plate (13), the first screw shaft (17) penetrates through the horizontal adjusting base plate (13) and is in threaded connection with the base (10), and a first spring (18) is further disposed between the horizontal adjusting base plate (13) and the base (10).

3. The biaxial rotation levelness adjusting device according to claim 2, wherein said first shaft (12) is located on one side of the base (10), and said first screw shaft (17) is located on the other side of the base (10).

4. The double-shaft rotation levelness adjusting device according to claim 2, wherein a rotating groove (19) is formed in the base (10), the first shaft (12) penetrates through the rotating groove (19), the horizontal adjusting base plate (13) extends into the rotating groove (19) and is sleeved outside the first shaft (12), and a gap is formed between the horizontal adjusting base plate (13) and the inner wall of the rotating groove (19).

5. The biaxial rotation levelness adjusting device according to claim 2, wherein two stabilizing screw shafts (20) are respectively disposed on two sides of the first screw shaft (17), a nut of each stabilizing screw shaft (20) abuts against the horizontal adjusting base plate (13), and the stabilizing screw shafts (20) penetrate through the horizontal adjusting base plate (13) and are in threaded connection with the base (10).

6. The biaxial rotation levelness adjusting device according to claim 1, wherein said second adjusting structure (16) comprises a connecting plate (21) located between the horizontal adjusting base plate (13) and the base (10), said connecting plate (21) is fixedly connected with the clamping structure (11) and said second shaft (15) penetrates through the connecting plate (21), said second adjusting structure (16) further comprises a second screw shaft (22), said second screw shaft (22) is rotatably connected with the horizontal adjusting base plate (13) and is in threaded connection with the connecting plate (21).

7. The double-shaft rotation levelness adjusting device according to claim 6, wherein a second spring (23) is further provided between the connecting plate (21) and the base (10).

8. The biaxial rotation levelness adjusting device according to claim 6, wherein a curved groove (24) is provided on the upper surface of the connecting plate (21) above the second shaft (15), the level adjusting base plate (13) is provided with an adjusting rod (25), and the bottom of the adjusting rod (25) is against and adapted to the curved groove (24).

9. The biaxial rotation levelness adjusting device according to claim 1, wherein the level adjusting base plate (13) is provided with a through hole (26), a fixing bolt (27) is arranged right below the through hole (26), and the fixing bolt (27) penetrates through the base (10) downwards.

10. The biaxial rotation levelness adjusting device according to claim 6, wherein said clamping structure (11) comprises a clamp support block (28) fixedly connected to the connecting plate, said clamp support block (28) is fixedly provided with a fixing clamp (29) and slidably connected to a movable clamp (30), said clamp support block (28) is rotatably connected to a positioning shaft (31), and said positioning shaft (31) is in threaded connection with the movable clamp.