CN221269734U - Nonstandard follow-up drilling fixture - Google Patents
Nonstandard follow-up drilling fixture Download PDFInfo
- Publication number
- CN221269734U CN221269734U CN202323165750.8U CN202323165750U CN221269734U CN 221269734 U CN221269734 U CN 221269734U CN 202323165750 U CN202323165750 U CN 202323165750U CN 221269734 U CN221269734 U CN 221269734U
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- Prior art keywords
- fixed
- clamping
- bottom plate
- air cylinder
- block
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- 238000005553 drilling Methods 0.000 title abstract description 20
- 238000004513 sizing Methods 0.000 claims abstract description 6
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 8
- 238000005452 bending Methods 0.000 abstract description 4
- 230000002146 bilateral effect Effects 0.000 abstract description 4
- 230000005489 elastic deformation Effects 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model provides a nonstandard follow-up boring grab, including clamping assembly, adjusting part and locking subassembly, clamping assembly is provided with two, bilateral symmetry fixes on the both ends of first bottom plate, first bottom plate both ends are fixed on the second bottom plate through the sizing block, adjusting part is provided with two, bilateral symmetry fixes the both ends at the second bottom plate, adjusting part includes first cylinder, first cylinder seat, first clamp splice, first clamp cushion, the base, slider and guide rail, first cylinder seat and first clamp splice are fixed on the base relatively, first cylinder is fixed on first cylinder seat, first clamp cushion is fixed at the piston rod tip of first cylinder, the slider is fixed on the lower surface of base, the guide rail is fixed on the second bottom plate, slider and guide rail sliding connection, locking subassembly is used for locking adjusting part. The position of the adjusting component is changed along with the change of the stretch bending position of the end head of the anti-collision beam, and the anti-collision beam is locked through the locking component after being clamped, so that the anti-collision beam is effectively prevented from shifting in the drilling process, and the drilling precision is improved.
Description
Technical Field
The utility model relates to a drilling fixture, in particular to a non-standard follow-up drilling fixture.
Background
The production process of the automobile anti-collision beam comprises a series of working procedures such as stretch bending, drilling, marking and the like, and in the drilling working procedure, a corresponding nonstandard clamp is required to be designed to clamp and fix the anti-collision beam so as to achieve the stability and accuracy of drilling.
When the existing clamp is used for fixing the anti-collision beam, most of the clamp adopts a four-point fixing mode, and because the arc degree of the stretch-bending formed aluminum anti-collision beam has certain fluctuation, the clamping position is fixed, so that product pieces can generate elastic deformation with different degrees after the clamping is finished, and the hole position precision in the drilling process of different batches of product pieces is not easy to guarantee. Patent 201921740682.4 discloses a special fixture of car crashproof roof beam, and it includes base, first supporting seat, second supporting seat, supports pushing mechanism and clamp, and first supporting seat is fixed at base length direction's both ends, realizes car crashproof roof beam's location in upper and lower direction through first supporting seat, second supporting seat, third supporting seat, first clamp, from this, can know that the position of every supporting seat is fixed, and the clamping position is fixed as well.
Disclosure of utility model
The utility model provides the nonstandard follow-up drilling clamp, the position of the adjusting component is changed along with the change of the position of the end head of the anti-collision beam, and the anti-collision beam is locked through the locking component after clamping, so that the anti-collision beam is effectively prevented from shifting in the drilling process, and the drilling precision is improved.
The technical scheme adopted for solving the technical problems is as follows:
The utility model provides a nonstandard follow-up boring grab, anchor clamps include clamping assembly, adjusting part and locking subassembly, clamping assembly is provided with two, bilateral symmetry fixes on the both ends of first bottom plate, first bottom plate both ends are fixed on the second bottom plate through the sizing block, adjusting part is provided with two, bilateral symmetry fixes the both ends of second bottom plate, adjusting part includes first cylinder, first cylinder seat, first clamp splice, first clamp cushion, base, slider and guide rail, first cylinder seat and first clamp splice interval are fixed relatively on the base, first cylinder is fixed on the first cylinder seat, first clamp cushion is fixed the piston rod tip of first cylinder, with first clamp splice subtend sets up, the tip centre gripping of crashproof roof beam is in between first clamp splice and the first clamp cushion, the slider is fixed on the lower surface of base, the guide rail slope is fixed on the second bottom plate, slider and guide rail sliding connection, locking subassembly is used for fixing adjusting part locking.
The non-standard follow-up drilling clamp is characterized in that the locking component is an electromagnet or a pneumatic linear guide rail clamp.
Above-mentioned nonstandard follow-up boring grab, the electro-magnet is fixed at the lateral wall top of electro-magnet mount pad, the electro-magnet mount pad is fixed on the second bottom plate, and be located base one side, the electro-magnet tip orientation the base lateral wall sets up.
The non-standard follow-up drilling clamp is characterized in that the pneumatic linear guide rail clamp is fixed at the bottom of the base and is positioned at the front end of the sliding block.
Above-mentioned nonstandard follow-up boring grab, the clamping assembly includes second cylinder, second cylinder block, second clamp splice and second clamp cushion, the second cylinder is fixed on the second cylinder block, the second cylinder block is fixed on the first bottom plate, the second clamp cushion is fixed the tip of second cylinder piston rod, the second clamp splice is fixed on the first bottom plate, with second cylinder piston rod tip opposite direction sets up, crashproof roof beam centre gripping is in between second clamp splice and the second clamp cushion.
The beneficial effects of the utility model are as follows: the adjusting component is movably connected to the second bottom plate by adopting the guide rail and the sliding block structure, when the anti-collision beam is placed on the clamping component and the adjusting component, the middle area of the anti-collision beam is clamped by the clamping component, and the position of the end part of the anti-collision beam can be adjusted along the guide rail in the clamping process by the adjusting component, so that the elastic deformation of the end head of the anti-collision beam caused by conventional four-point fixed clamping is avoided, and the drilling precision is improved.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of a structure of an electromagnet clamp according to the present utility model;
FIG. 2 is a schematic view of a clamp structure with pneumatic linear rail clamp;
FIG. 3 is a schematic view of an adjustment assembly with an electromagnet;
FIG. 4 is a schematic view of an adjustment assembly with a pneumatic linear rail clamp;
FIG. 5 is a schematic diagram of a pneumatic linear guide clamp;
fig. 6 is a schematic view of the structure of the clamping assembly.
In the figure: 1. a clamping assembly; 1-1, a second cylinder; 1-2, a second cylinder block; 1-3, a second clamping block; 1-4, a second clamping cushion block; 2. an adjustment assembly; 2-1, a first cylinder; 2-2, a first cylinder seat; 2-3, a first clamping block; 2-4, a first clamping cushion block; 2-5, a base; 2-6, sliding blocks; 2-7, a guide rail; 3. a locking assembly; 3-1, an electromagnet; 3-2, a pneumatic linear guide rail clamp; 3-3, an electromagnet mounting seat; 4. a first base plate; 5. sizing block; 6. a second base plate; 7. an anti-collision beam.
Detailed Description
Tolerance fluctuation of two ends of the anti-collision beam fluctuates within +/-0.5 to +/-1.0 along with different stretch bending batches, two ends of the anti-collision beam cannot be subjected to position adjustment by adopting a conventional four-point fixed clamping mode, elastic deformation of the two ends is easy to cause after clamping, and an RPS point is usually positioned at the center of the anti-collision beam, so that accumulated tolerance can occur after the anti-collision beam which generates elastic deformation is drilled, and drilling accuracy is affected.
The utility model is further described below with reference to the accompanying drawings.
Referring to fig. 1 to 4, the nonstandard follow-up drilling fixture comprises a clamping assembly 1, an adjusting assembly 2 and a locking assembly 3, wherein the clamping assembly 1 is provided with two clamping cushion blocks 2-4, a base 2-5, a sliding block 2-6 and a guide rail 2-7, the two ends of the first base 4 are fixed on a second base 6 through sizing blocks 5, sizing blocks with different heights are selected to adjust the height of a working surface, the adjusting assembly 2 is provided with two adjusting assemblies, the adjusting assemblies are symmetrically fixed on the two ends of the second base 6, the adjusting assembly 2 comprises a first air cylinder 2-1, a first air cylinder seat 2-2, a first clamping block 2-3, a first clamping cushion block 2-4, a base 2-5, a sliding block 2-6 and a guide rail 2-7, the first air cylinder seat 2-2 and the first clamping block 2-3 are fixed on the base 2-5 at intervals, the first air cylinder seat 2-1 is fixed on the first air cylinder seat 2-2, the first air cylinder seat 2-4 is fixed on the end part of the first air cylinder seat 2-1, the sliding block 2-3 is connected with the first clamping block 2-6 and the guide rail 2-7 in a sliding manner along the corresponding direction, and the sliding block 2-6 is arranged on the base 2-6 and the guide rail 2-7 is fixed on the base 2-6. After the clamping assembly completes the clamping of the middle area of the anti-collision beam, whether the rear side surfaces of the two ends of the anti-collision beam are attached to the first clamping blocks 2-3 or not is checked, the first air cylinder 2-1 is started after the attachment, the first air cylinder 2-1 drives the first clamping cushion block 2-4 to move, the acting force generated by the first air cylinder can cause the base 2-5 connected with the sliding block 2-6 to move along the guide rail 2-7 in the clamping process, so that the whole position of the adjusting assembly 2 is flexibly adjusted, and after the two ends of the anti-collision beam complete the clamping, the locking assembly 3 is started for locking and fixing the adjusting assembly 2, and subsequent drilling is performed.
Referring to fig. 3, the locking component is an electromagnet 3-1, which is fixed on the top of the side wall of the electromagnet mounting seat 3-3, the electromagnet mounting seat 3-3 is fixed on the second bottom plate 6, and after the electromagnet is started, the electromagnet is only adsorbed on the side wall of the base 2-5 for locking and fixing the adjusting component 2, so that the anti-collision beam is prevented from shifting in the drilling process.
Referring to fig. 4 and 5, the locking assembly adopts a pneumatic linear guide rail clamp 3-2, which is a normally open pneumatic lock, is fixed at the bottom of the base 2-5 and is positioned at the front end of the slide block 2-6, and after the anti-collision beam is clamped by the clamping assembly 1 and the adjusting assembly 2, the pneumatic linear guide rail clamp 3-2 is started to clamp the guide rail, so that the locking action of the adjusting assembly is realized.
Referring to fig. 6, the clamping assembly 1 comprises a second cylinder 1-1, a second cylinder seat 1-2, a second clamping block 1-3 and a second clamping cushion block 1-4, wherein the second cylinder 1-1 is fixed on the second cylinder seat 1-2, the second cylinder seat 1-2 is fixed on the first bottom plate 4, the second clamping cushion block 1-4 is fixed at the end part of a piston rod of the second cylinder 1-1, the second clamping block 1-3 is fixed on the first bottom plate 4 and is opposite to the end part of the piston rod of the second cylinder 1-1, the anti-collision beam 7 is placed between the second clamping block 1-3 and the second clamping cushion block 1-4, and after the rear side of the anti-collision beam is attached to the second clamping block, the second cylinder is started to drive the second clamping cushion block to move until the second cylinder is attached to the front side of the anti-collision beam, so that the middle area of the anti-collision beam is fixed.
Claims (5)
1. A non-standard follow-up boring grab, its characterized in that: the clamp comprises a clamping assembly (1), an adjusting assembly (2) and a locking assembly (3), wherein the clamping assembly (1) is provided with two clamping assemblies, the two clamping assemblies are symmetrically fixed at two ends of a first bottom plate (4), the two ends of the first bottom plate (4) are fixed on a second bottom plate (6) through sizing blocks (5), the adjusting assembly (2) is provided with two clamping assemblies, the two clamping assemblies are symmetrically fixed at two ends of the second bottom plate (6), the adjusting assembly (2) comprises a first air cylinder (2-1), a first air cylinder seat (2-2), a first clamping block (2-3), a first clamping cushion block (2-4), a base (2-5), a sliding block (2-6) and a guide rail (2-7), the first air cylinder seat (2-2) and the first clamping block (2-3) are relatively fixed on the base (2-5) at intervals, the first clamping cushion block (2-4) is fixed at the two ends of the second air cylinder seat (2-2), the first clamping cushion block (2-4) is fixed at the opposite ends of the first air cylinder seat (2-2), the first clamping cushion block (2-3) and the first clamping block (2-3) are opposite to the first clamping block (2-3), the sliding block (2-6) is fixed on the lower surface of the base (2-5), the guide rail (2-7) is obliquely fixed on the second bottom plate (6), the sliding block (2-6) is in sliding connection with the guide rail (2-7), and the locking assembly (3) is used for locking and fixing the adjusting assembly (2).
2. The non-standard follow-up boring grab of claim 1, wherein: the locking component (3) is an electromagnet (3-1) or a pneumatic linear guide rail clamp (3-2).
3. The non-standard follow-up boring grab of claim 2, wherein: the electromagnet (3-1) is fixed at the top of the side wall of the electromagnet mounting seat (3-3), the electromagnet mounting seat (3-3) is fixed on the second bottom plate (6) and is positioned on one side of the base (2-5), and the end part of the electromagnet (3-1) is arranged towards the side wall of the base (2-5).
4. The non-standard follow-up boring grab of claim 2, wherein: the pneumatic linear guide rail clamp (3-2) is fixed at the bottom of the base (2-5) and is positioned at the front end of the sliding block (2-6).
5. The non-standard follow-up boring grab of claim 1, wherein: the clamping assembly (1) comprises a second air cylinder (1-1), a second air cylinder seat (1-2), a second clamping block (1-3) and a second clamping cushion block (1-4), wherein the second air cylinder (1-1) is fixed on the second air cylinder seat (1-2), the second air cylinder seat (1-2) is fixed on the first bottom plate (4), the second clamping cushion block (1-4) is fixed at the end part of a piston rod of the second air cylinder (1-1), the second clamping block (1-3) is fixed on the first bottom plate (4) and is opposite to the end part of the piston rod of the second air cylinder (1-1), and the anti-collision beam (7) is clamped between the second clamping block (1-3) and the second clamping cushion block (1-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323165750.8U CN221269734U (en) | 2023-11-23 | 2023-11-23 | Nonstandard follow-up drilling fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323165750.8U CN221269734U (en) | 2023-11-23 | 2023-11-23 | Nonstandard follow-up drilling fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221269734U true CN221269734U (en) | 2024-07-05 |
Family
ID=91691481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323165750.8U Active CN221269734U (en) | 2023-11-23 | 2023-11-23 | Nonstandard follow-up drilling fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221269734U (en) |
-
2023
- 2023-11-23 CN CN202323165750.8U patent/CN221269734U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |