CN220881448U - Clamping and fixing structure for arc-shaped workpiece - Google Patents
Clamping and fixing structure for arc-shaped workpiece Download PDFInfo
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- CN220881448U CN220881448U CN202322522217.6U CN202322522217U CN220881448U CN 220881448 U CN220881448 U CN 220881448U CN 202322522217 U CN202322522217 U CN 202322522217U CN 220881448 U CN220881448 U CN 220881448U
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- 230000000694 effects Effects 0.000 abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 4
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 4
- 241001330002 Bambuseae Species 0.000 abstract description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 4
- 239000011425 bamboo Substances 0.000 abstract description 4
- 238000003754 machining Methods 0.000 description 5
- 238000005553 drilling Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
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Abstract
The utility model relates to a clamping and fixing structure of an arc-shaped workpiece, which comprises a fixing plate; make the both ends of arc structure place respectively on two arc supporting shoes, at this moment the lower extreme tip and the connecting plate contact of arc structure, then press the frame to the upset of screw rod direction, and make to press the frame to be in the level, at this moment press the bottom contact in frame upper end both sides and the breach, and the screw rod then can get into in the transverse bore, the transverse bore lower extreme outside then contacts with the support column, then screw up the screw rod and screw up the nut, and fix pressing the frame, at this moment press the both sides of frame to the both sides of arc structure to compress tightly, then the lift section of thick bamboo goes up and down, lift section of thick bamboo upper end tip and arc structure lower extreme middle part contact and jack-up, press from both sides the tight fixedly to the arc work piece, through such setting, it is better to the arc work piece presss from both sides tightly effect.
Description
Technical Field
The utility model relates to a clamping and fixing structure, in particular to a clamping and fixing structure of an arc-shaped workpiece.
Background
The workpiece refers to a machining object in the machining process, and in the machining process, drilling or milling operations are often required to be performed on the workpiece, as shown in fig. 1, the workpiece is an existing arc-shaped workpiece 1, which is provided with an arc-shaped structure 2, a block-shaped structure 3 is arranged in the middle of the upper end of the arc-shaped structure 2, an arc-shaped groove 4 is arranged in the middle of the block-shaped structure 3, and during machining, drilling operations are required to be performed on the upper sides of two ends of the block-shaped structure 3.
However, when the arc-shaped workpiece is clamped, the existing clamping structure cannot clamp the arc-shaped workpiece well, so that the phenomenon of unstable clamping of the arc-shaped workpiece during machining can occur, and the clamping effect is poor.
Disclosure of utility model
The utility model mainly aims to provide a clamping and fixing structure for an arc-shaped workpiece with good clamping effect.
In order to achieve the above purpose, the utility model provides a clamping and fixing structure of an arc-shaped workpiece, which comprises a fixing plate, wherein a U-shaped frame is arranged at the left end of the fixing plate, a turnover pressing frame is arranged in the U-shaped frame, transverse holes are formed in the end parts of the upper ends of the pressing frames, a vertical plate is arranged at the right end of the fixing plate, notches are respectively formed in the two sides of the upper end of the vertical plate, a support column is arranged in the middle of the end part of the right end of the fixing plate, a screw rod is arranged at the upper end of the support column, a fastening nut is arranged on the screw rod, arc-shaped supporting blocks are arranged on the U-shaped frame arc and the vertical plate, the lower ends of the two arc-shaped supporting blocks are arranged on a connecting plate, and the two ends of the connecting plate are respectively connected with the U-shaped frame and the vertical plate;
In addition, the middle part of connecting plate is provided with a lifting cylinder that can go up and down.
The beneficial effects are that, make the both ends of arc structure place respectively on two arc supporting shoes, at this moment the lower extreme tip and the connecting plate contact of arc structure, then press the frame to the upset of screw rod direction, and make to press the frame to be in the level, at this moment press the frame upper end both sides and the bottom contact in the breach, and the screw rod then can get into in the transverse bore, the transverse bore lower extreme outside then contacts with the support column, screw up the nut down to the screw rod afterwards, and fix the frame of pressing, at this moment the both sides of pressing the frame compress tightly the both sides of arc structure, then the lift section of thick bamboo goes up and down, lift section of thick bamboo upper end tip and arc structure lower extreme middle part contact and top tightly, press from both sides the tight fixed to the arc work piece clamp, through such setting, it is better to the clamp effect of arc work piece.
The U-shaped frame comprises a vertical plate and two transverse plates, wherein the two transverse plates are respectively arranged on two sides of the vertical plate, openings are respectively formed in the upper ends of the two sides of the vertical plate, a fixing rod is arranged between the upper ends of the two transverse plates, and the lower side of the middle of the pressing frame is rotatably arranged on the fixing rod.
Preferably, the upper end of the pressing frame is provided with an arc-shaped block.
The lifting device is characterized in that the lower end of the lifting cylinder is arranged on the fixing rod in a lifting mode, the lower end of the fixing rod is connected with the fixing plate, an external thread is arranged on the outer wall of the fixing rod, an internal thread is arranged on the inner wall of the lower end of the lifting cylinder, the internal thread is matched with the external thread, and a plurality of L-shaped rods are arranged on the outer side of the lower end of the lifting cylinder.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of the structure of an arcuate workpiece;
FIG. 2 is a schematic view of a clamping and fixing structure for an arcuate workpiece according to the present utility model;
FIG. 3 is a schematic view of a clamping and fixing structure for an arcuate workpiece according to the present utility model;
Fig. 4 is a schematic side sectional view of a clamp-on fixture for an arcuate workpiece in accordance with the present utility model.
Detailed Description
The technical solutions in the embodiments of the present utility model are clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.
As shown in fig. 2 to 4, the utility model provides a clamping and fixing structure of an arc-shaped workpiece, which comprises a fixing plate 10, wherein a U-shaped frame 20 is arranged at the left end of the fixing plate 10, a turnover pressing frame 21 is arranged in the U-shaped frame 20, a transverse hole 22 is formed in the upper end part of the pressing frame 21, a vertical plate 30 is arranged at the right end of the fixing plate 10, notches 31 are respectively arranged at two sides of the upper end of the vertical plate 30, a supporting column 40 is arranged at the middle position of the right end part of the fixing plate 10, a screw 41 is arranged at the upper end of the supporting column 40, a fastening nut 42 is arranged on the screw 41, arc-shaped supporting blocks 51 are arranged on the U-shaped frame 20 and the vertical plate 30, the lower ends of the two arc-shaped supporting blocks 51 are arranged on a connecting plate 52, and two ends of the connecting plate 52 are respectively connected with the U-shaped frame 20 and the vertical plate 30;
in addition, a lifting cylinder 55 capable of lifting is arranged in the middle of the connecting plate 52.
In the operation process, two ends of the arc-shaped structure 2 are respectively placed on the two arc-shaped supporting blocks 51, at the moment, the lower end part of the arc-shaped structure 2 is contacted with the connecting plate 52, then the pressing frame 21 is turned towards the direction of the screw rod 41, the pressing frame 21 is horizontally arranged, at the moment, two sides of the upper end of the pressing frame 21 are contacted with the bottoms in the gaps 31, the screw rod 41 can enter the transverse holes 41, the outer sides of the lower ends of the transverse holes 41 are contacted with the supporting columns 40, then the screw rods 41 are screwed with the fastening nuts 42 to fix the pressing frame 20, at the moment, two sides of the pressing frame 20 are pressed against two sides of the arc-shaped structure 2, then the lifting cylinder 55 is lifted, the upper end part of the lifting cylinder 55 is contacted with the middle part of the lower end of the arc-shaped structure 2 and is propped against, so that the arc-shaped workpiece 1 is clamped and fixed, and through the arrangement, the clamping effect on the arc-shaped workpiece 1 is better.
Preferably, the U-shaped frame 20 includes a vertical plate 23 and two transverse plates 24, the two transverse plates 24 are respectively disposed on two sides of the vertical plate 23, openings 25 are respectively disposed at upper ends of two sides of the vertical plate 23, a fixing rod 26 is disposed between upper ends of the two transverse plates 24, and a lower side position of a middle portion of the press frame 21 is rotatably disposed on the fixing rod 26.
When the press frame 21 is turned over in the direction of the screw 41, both sides of the press frame 21 are turned over along the opening 25 in the direction of the screw 41.
In addition, when the pressing frame 41 is not pressing the arc-shaped workpiece 1, the fastening nut 42 is firstly unscrewed from the screw 41, the pressing frame 41 is turned towards the U-shaped frame 20, the lower end of the pressing frame 41 enters the U-shaped frame 20, and the processed arc-shaped workpiece 1 can be removed.
Preferably, the upper end of the pressing frame 41 has an arc-shaped block 61.
After the press frame 41 is horizontal, the arc-shaped block 61 is contacted with the bottom in the arc-shaped groove 4.
Preferably, the lower end of the lifting cylinder 55 is arranged on the fixing rod 71 in a lifting manner, the lower end of the fixing rod 71 is connected with the fixing plate 10, an external thread 72 is arranged on the outer wall of the fixing rod 71, an internal thread 73 is arranged on the inner wall of the lower end of the lifting cylinder 55, the internal thread 73 is matched with the external thread 72, and a plurality of L-shaped rods 74 are arranged on the outer side of the lower end of the lifting cylinder 55.
After the pressing frame 41 presses the two sides of the arc-shaped workpiece 1, the L-shaped rod 74 is manually rotated, the lifting cylinder 55 is matched with the external thread 72 through the internal thread 73, the lifting cylinder 55 moves upwards, and at the moment, the upper end part of the lifting cylinder 55 is contacted with the middle part of the lower end of the arc-shaped structure 2 and abuts against the arc-shaped workpiece 1.
It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Claims (4)
1. The utility model provides a clamp fixing structure of arc work piece, its characterized in that includes the fixed plate, the left end of fixed plate is provided with the U-shaped frame, be provided with the frame that presses that can overturn in the U-shaped frame, press the upper end tip of frame to have transverse hole, the right-hand member of fixed plate is provided with vertical board, the upper end both sides of vertical board are provided with the breach respectively, the middle part position of fixed plate right-hand member tip is provided with the support column, the upper end of support column is provided with the screw rod, be provided with fastening nut on the screw rod, all be provided with arc supporting shoe on U-shaped frame arc and the vertical board, two the lower extreme setting of arc supporting shoe is on the connecting plate, the both ends of connecting plate are connected with U-shaped frame and vertical board respectively;
In addition, the middle part of connecting plate is provided with a lifting cylinder that can go up and down.
2. The clamping and fixing structure of an arc-shaped workpiece according to claim 1, wherein the U-shaped frame comprises a vertical plate and two transverse plates, the two transverse plates are respectively arranged on two sides of the vertical plate, openings are respectively formed in the upper ends of two sides of the vertical plate, a fixing rod is arranged between the upper ends of the two transverse plates, and the lower side position of the middle part of the pressing frame is rotatably arranged on the fixing rod.
3. The clamping and fixing structure of an arc-shaped workpiece according to claim 1, wherein the upper end of the pressing frame is provided with an arc-shaped block.
4. The structure according to claim 1, wherein the lifting cylinder is arranged on a fixing rod in a lifting manner, the lower end of the fixing rod is connected with a fixing plate, an external thread is arranged on the outer wall of the fixing rod, an internal thread is arranged on the inner wall of the lower end of the lifting cylinder, the internal thread is matched with the external thread, and a plurality of L-shaped rods are arranged on the outer side of the lower end of the lifting cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322522217.6U CN220881448U (en) | 2023-09-17 | 2023-09-17 | Clamping and fixing structure for arc-shaped workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322522217.6U CN220881448U (en) | 2023-09-17 | 2023-09-17 | Clamping and fixing structure for arc-shaped workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220881448U true CN220881448U (en) | 2024-05-03 |
Family
ID=90874072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322522217.6U Active CN220881448U (en) | 2023-09-17 | 2023-09-17 | Clamping and fixing structure for arc-shaped workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220881448U (en) |
-
2023
- 2023-09-17 CN CN202322522217.6U patent/CN220881448U/en active Active
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