CN218927019U - Adjustable workpiece machining clamp - Google Patents
Adjustable workpiece machining clamp Download PDFInfo
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- CN218927019U CN218927019U CN202223590908.1U CN202223590908U CN218927019U CN 218927019 U CN218927019 U CN 218927019U CN 202223590908 U CN202223590908 U CN 202223590908U CN 218927019 U CN218927019 U CN 218927019U
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Abstract
The utility model discloses an adjustable workpiece machining clamp, which relates to the structural field of machining clamps and comprises a lifting adjusting base and a clamping seat arranged on the lifting adjusting base; the lifting adjusting base comprises a base mounting frame and a scissor type lifting frame arranged on the base mounting frame; the clamping seat comprises a disc-shaped mounting seat and a plurality of clamping heads arranged on the mounting seat; each clamping head comprises a supporting seat with an open slot, a bending block rotatably arranged at the open slot of the supporting seat through a pin shaft and a steering mechanism for providing steering for the bending block along the pin shaft. According to the utility model, the hollow columnar workpiece is sleeved on the clamping head of the clamping seat, and the bending block is driven by the steering mechanism to rotate along the pin shaft by a required angle to tightly push the inner wall of the hollow columnar workpiece, so that the hollow columnar workpiece can be effectively clamped and supported under the condition that the appearance and the integrity of the outer wall of the hollow columnar workpiece are not affected.
Description
Technical Field
The utility model relates to the field of machining clamp structures, in particular to an adjustable workpiece machining clamp.
Background
With the continuous progress of mechanical processing technology, various clamps and parts for improving the processing efficiency and convenience are designed in the production and processing process. Especially in aluminium alloy processing field, the spare part category that involves is very many, and some operation scene is higher, generally need go on the lift operation with spare part. Especially, for irregular cylindrical workpieces, the machining efficiency and the product quality are easily affected due to improper clamping.
The existing clamping method for cylindrical workpieces generally adopts a mode of clamping cylindrical workpieces by two clamping pieces in a 'special clamp for cylindrical parts for machining' of China patent with publication number of CN210255152U, the clamping method is simple, damage is easily caused to the surfaces of the workpieces in the clamping process, the product quality is affected, and the method is inconvenient for lifting the clamped workpieces.
Disclosure of Invention
The utility model aims to solve the technical problems of inconvenient clamping and lifting operation of the existing cylindrical workpiece.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
an adjustable workpiece machining clamp comprises a lifting adjusting base and a clamping seat arranged on the lifting adjusting base, so that a tubular workpiece clamped on the clamping seat can be lifted under the lifting drive of the lifting adjusting base, and the work of a worker is facilitated;
the lifting adjusting base comprises a base mounting frame and a scissor type lifting frame arranged on the base mounting frame, and the clamping seat is arranged on the scissor type lifting frame through a mounting plate, so that the clamping seat can be driven to move up and down under the driving of the scissor type lifting frame;
the clamping seat comprises a disc-shaped mounting seat and a plurality of clamping heads arranged on the mounting seat, and in the actual use process, three clamping heads are uniformly arranged on the mounting seat, so that uniform and effective clamping force can be provided for a hollow columnar workpiece, and the integral simplicity of the clamping seat is ensured;
each clamping head comprises a supporting seat with an open slot, a bending block rotatably arranged at the open slot of the supporting seat through a pin shaft and a steering mechanism for providing steering along the pin shaft for the bending block, so that when a hollow columnar workpiece is sleeved on the clamping head, the bending angle of the bending block is adjusted through the steering mechanism, an abutting effect is formed on the inner wall of the hollow columnar workpiece, and the effect of effectively supporting and clamping is achieved while the finish of the outer wall of the hollow columnar workpiece is not affected.
When the clamping device is used, the hollow columnar workpiece is sleeved on the clamping head of the clamping seat, the bending block is driven to steer along the pin shaft by the steering mechanism of the clamping head by a required angle, and the inner wall of the hollow columnar workpiece is tightly propped up to achieve the effect of vertical clamping; and then the hollow column-shaped workpiece after clamping can be lifted by the scissor type lifting frame of the lifting adjusting base.
Specifically, cut type crane includes the symmetry setting in the cross of base mounting bracket both sides cut type support and connect in both sides the regulating spindle between the cross cut type support, every side cross cut type support one end fixed mounting is on base mounting bracket and mounting panel, and the other end is movably installed between base mounting bracket and mounting panel, both sides cross cut between the type support and be connected through the spliced pole, the regulating spindle tip is rotatable with the spliced pole middle part and is connected, the regulating spindle passes through regulating seat horizontal installation in the mounting panel bottom, threaded connection between regulating spindle and the regulating seat to can adjust the distance between regulating seat and the spliced pole through rotating the regulating spindle, thereby drive the lift that cuts type support alternately, in the in-service use, the regulating spindle tip passes through swivel bearing rotatable coupling with the spliced pole middle part, thereby can guarantee that the regulating spindle is connected with the spliced pole, does not influence the rotation of regulating spindle.
In order to guarantee the direction reliability of the cross shearing type support in the cross lifting process, the rollers are respectively arranged at the movable ends of the cross shearing type support, the guide rails are respectively arranged on the base mounting frame and the bottom of the mounting plate, and the rollers are slidably arranged on the guide rails, so that the stable reliability of the cross lifting process of the cross shearing type support can be guaranteed under the guiding action of the guide rails.
In order to facilitate manual adjustment of the staff, a hand wheel is arranged at the end part of the adjusting shaft, so that the staff can conveniently apply rotation adjusting force.
Specifically, steering mechanism includes with the spring that forms the butt force between bending piece and the supporting seat and adjust adjusting bolt of spring compression volume, adjusting bolt screw thread is adjustably installed on the mount pad, adjusting bolt tip butt is on the bending piece with the opposite one side of spring to can drive bending piece along the round pin axle rotation different angles under the regulation drive of spring and adjusting bolt, realize the clamping support to the hollow columnar work piece of different internal diameters.
By adopting the technical scheme, the hollow columnar workpiece is sleeved on the clamping head of the clamping seat, and the bending block is driven by the steering mechanism to push the inner wall of the hollow columnar workpiece tightly along the angle required by the steering of the pin shaft, so that the hollow columnar workpiece can be effectively clamped and supported under the condition that the appearance and the integrity of the outer wall of the hollow columnar workpiece are not affected; the clamping seat and the hollow columnar workpiece on the clamping seat are lifted by the scissor type lifting frame of the lifting adjusting base, so that the lifting adjustment of the hollow columnar workpiece by a worker is facilitated, and the processing operation is facilitated.
Drawings
FIG. 1 is a schematic view of a structure of the present utility model in one direction;
FIG. 2 is a schematic view of another embodiment of the present utility model;
fig. 3 is a schematic structural view of a third direction of the present utility model.
In the figure, a 1-base mounting frame, a 2-mounting plate, a 3-cross shear type support, a 4-adjusting shaft, a 5-roller, a 6-guide rail, a 7-connecting column, an 8-adjusting seat, a 9-hand wheel, a 10-mounting seat, an 11-supporting seat, a 12-pin shaft, a 13-bending block and a 15-adjusting bolt.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Example 1
1-3, an adjustable workpiece machining fixture comprises a lifting adjustment base and a clamping seat arranged on the lifting adjustment base;
as further shown in fig. 1-3, the lifting adjustment base comprises a base mounting frame 1 and a scissor type lifting frame arranged on the base mounting frame 1, and the clamping seat is arranged on the scissor type lifting frame through a mounting plate 2;
as further shown in fig. 1-3, the clamping base comprises a disc-shaped mounting base 10 and three clamping heads uniformly mounted on the mounting base 10;
as further shown in fig. 1-3, each collet includes a support 11 with an open slot, a bending block 13 rotatably mounted at the open slot of the support 11 by a pin 12, and a steering mechanism for providing steering of the bending block 13 along the pin 12.
When the clamping device is used, the hollow columnar workpiece is sleeved on the clamping head of the clamping seat, the bending block 13 is driven to steer along the pin shaft 12 by the driving of the steering mechanism of the clamping head, and the inner wall of the hollow columnar workpiece is tightly propped up to achieve the effect of vertical clamping; and then the hollow column-shaped workpiece after clamping can be lifted by the scissor type lifting frame of the lifting adjusting base.
Example 2
1-3, an adjustable workpiece machining fixture comprises a lifting adjustment base and a clamping seat arranged on the lifting adjustment base;
as further shown in fig. 1-3, the lifting adjustment base comprises a base mounting frame 1 and a scissor type lifting frame mounted on the base mounting frame 1, a clamping seat is mounted on the scissor type lifting frame through a mounting plate 2, the scissor type lifting frame comprises cross scissor type brackets 3 symmetrically arranged on two sides of the base mounting frame 1 and an adjustment shaft 4 connected between the cross scissor type brackets 3 on two sides, one end of each cross scissor type bracket 3 is fixedly mounted on the base mounting frame 1 and the mounting plate 2, the other end of each cross scissor type bracket is movably mounted between the base mounting frame 1 and the mounting plate 2, the two cross scissor type brackets 3 on two sides are connected through a connecting column 7, the end part of the adjustment shaft 4 is rotatably connected with the middle part of the connecting column 7 through a rotating bearing, the adjustment shaft 4 is horizontally mounted at the bottom of the mounting plate 2 through an adjustment seat 8, the adjustment shaft 4 is in threaded connection with the adjustment seat 8, the movable ends of the cross scissor type brackets 3 are respectively provided with idler wheels 5, the base mounting frame 1 and the bottom of the mounting plate 2 are respectively provided with guide rails 6, the idler wheels 5 are slidably mounted on the guide rails 6, and the end parts of the adjustment shaft 4 are provided with handwheels 9;
as further shown in fig. 1-3, the clamping base comprises a disc-shaped mounting base 10 and three clamping heads uniformly mounted on the mounting base 10;
as further shown in fig. 1 to 3, each collet comprises a support seat 11 with an open slot, a bending block 13 rotatably mounted at the open slot of the support seat 11 through a pin shaft 12, and a steering mechanism for providing steering along the pin shaft 12 for the bending block 13, wherein the steering mechanism comprises a spring forming an abutment force between the bending block 13 and the support seat 11 and an adjusting bolt 15 for adjusting the compression amount of the spring, the adjusting bolt 15 is adjustably mounted on the mounting seat 10 in a threaded manner, and the end part of the adjusting bolt 15 abuts against the side opposite to the spring on the bending block 13.
When the clamping device is used, a hollow columnar workpiece is sleeved on the clamping head of the clamping seat, and the bending block 13 is driven to steer along the pin shaft 12 by the adjustment of the spring and the adjusting bolt 15 of the steering mechanism of the clamping head, so that the inner wall of the hollow columnar workpiece is tightly propped up to achieve the effect of vertical clamping; and the distance between the adjusting seat 8 and the connecting column 7 is adjusted by rotating the adjusting shaft 4, so that the cross shear type bracket 3 is driven to lift, and the clamped hollow column type workpiece can be lifted.
The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.
Claims (5)
1. An adjustable work piece adds clamping apparatus which characterized in that: the lifting device comprises a lifting adjusting base and a clamping seat arranged on the lifting adjusting base;
the lifting adjusting base comprises a base mounting frame (1) and a scissor type lifting frame arranged on the base mounting frame (1), and the clamping seat is arranged on the scissor type lifting frame through a mounting plate (2);
the clamping seat comprises a disc-shaped mounting seat (10) and a plurality of clamping heads arranged on the mounting seat (10);
each clamping head comprises a supporting seat (11) with an open slot, a bending block (13) rotatably arranged at the open slot of the supporting seat (11) through a pin shaft (12) and a steering mechanism for providing steering for the bending block (13) along the pin shaft (12).
2. The adjustable workpiece machining fixture of claim 1, wherein: the utility model discloses a scissors type crane, including the symmetry setting cross scissors type support (3) in base mounting bracket (1) both sides and connect in both sides regulating spindle (4) between cross scissors type support (3), every side cross scissors type support (3) one end fixed mounting is on base mounting bracket (1) and mounting panel (2), and the other end is movably installed between base mounting bracket (1) and mounting panel (2), both sides be connected through spliced pole (7) between cross scissors type support (3), regulating spindle (4) tip and spliced pole (7) middle part rotatable coupling, regulating spindle (4) are through regulating seat (8) horizontal installation in mounting panel (2) bottom, threaded connection between regulating spindle (4) and regulating seat (8).
3. The adjustable workpiece machining fixture of claim 2, wherein: the movable end of the cross shear type support (3) is provided with rollers (5) respectively, guide rails (6) are respectively arranged on the base mounting frame (1) and the bottom of the mounting plate (2), and the rollers (5) are slidably arranged on the guide rails (6).
4. The adjustable workpiece machining fixture of claim 2, wherein: a hand wheel (9) is arranged at the end part of the adjusting shaft (4).
5. The adjustable workpiece machining fixture of claim 1, wherein: the steering mechanism comprises a spring and an adjusting bolt (15), wherein an abutting force is formed between the spring and the bending block (13) and the supporting seat (11), the adjusting bolt (15) is used for adjusting the compression amount of the spring, the adjusting bolt (15) is installed on the installation seat (10) in a threaded mode, and the end portion of the adjusting bolt (15) abuts against one side, opposite to the spring, of the bending block (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223590908.1U CN218927019U (en) | 2022-12-29 | 2022-12-29 | Adjustable workpiece machining clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223590908.1U CN218927019U (en) | 2022-12-29 | 2022-12-29 | Adjustable workpiece machining clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218927019U true CN218927019U (en) | 2023-04-28 |
Family
ID=86087092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223590908.1U Active CN218927019U (en) | 2022-12-29 | 2022-12-29 | Adjustable workpiece machining clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218927019U (en) |
-
2022
- 2022-12-29 CN CN202223590908.1U patent/CN218927019U/en active Active
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