CN211839666U - Pneumatic workbench for bending machine - Google Patents
Pneumatic workbench for bending machine Download PDFInfo
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- CN211839666U CN211839666U CN202020409908.9U CN202020409908U CN211839666U CN 211839666 U CN211839666 U CN 211839666U CN 202020409908 U CN202020409908 U CN 202020409908U CN 211839666 U CN211839666 U CN 211839666U
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- clamping block
- pneumatic
- air pipe
- workbench body
- pneumatic clamping
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Abstract
The utility model discloses a pneumatic workbench for a bending machine, which comprises a workbench body (1), a fixed clamping block (2), an air pipe (3), an air pipe joint component, a rectangular spring (8) and a pneumatic clamping block (9); the workbench body is arranged on the lower beam, and a fixed clamping block fixed on the workbench body clamps the inner side of the lower die (11); the pneumatic clamping block is arranged on the outer side surface of the workbench body through the clamping mounting hole by an assembly part, the air pipe is embedded between an air pipe mounting groove (14) of the pneumatic clamping block and the workbench body, and two ends of the air pipe are externally connected with an air source or sealed by an air pipe connector assembly, so that the air pipe can drive the pneumatic clamping block to turn over when inflated and expanded, and the upper part of the air pipe is clamped on the outer side of the lower die; the rectangular spring is fixed between the workbench body and the pneumatic clamping block. The utility model discloses can press from both sides tight lower mould through fixed clamp splice and pneumatic clamp splice quick-witted fast, need not to relapse the location lower mould, and the mounting plane precision of workstation is high, effectively improves lower mould dismouting efficiency.
Description
Technical Field
The utility model relates to a bender spare part especially relates to a pneumatic workbench for bender.
Background
The lower beam workbench of the bending machine is a mechanical structure fixed between a lower beam and a lower die, and is used for positioning and clamping the lower die and ensuring that the centers of the lower die and the upper die are in the same plane, so that a machined part is accurately machined. At present, the clamp plates arranged on the lower beam workbench of the bending machine in the prior art mostly need to clamp the lower die through manually screwing bolts, and if the bolts on the two sides of the workbench are not uniformly stressed, the straightness and parallelism of the lower die can be influenced, the lower die and the upper die cannot be accurately positioned, and precision errors are generated. Simultaneously, the lower mould of large-scale bender is bulky, the quality is heavy, through manually operation's mode loading and unloading workstation and lower mould, the assembly all needs the repositioning workstation at every turn, wastes time and energy, and work efficiency is low.
Disclosure of Invention
An object of the utility model is to provide a pneumatic workbench for bending machine can press from both sides tight lower mould through fixed clamp splice and pneumatic clamp splice quick-witted fast, need not to fix a position the lower mould repeatedly, and the mounting plane precision of workstation is high, effectively improves lower mould dismouting efficiency.
The utility model discloses a realize like this:
a pneumatic workbench for a bending machine comprises a workbench body, a fixed clamping block, an air pipe connector assembly, a rectangular spring and a pneumatic clamping block; the workbench body is fixedly arranged on the upper end surface of the lower beam, and the fixed clamping block is fixedly arranged on the inner side surface of the workbench body, so that the upper part of the fixed clamping block can be clamped on the inner side surface of the lower die; the middle part of the pneumatic clamping block and the outer side surface of the workbench body are provided with a plurality of clamping mounting holes which are in one-to-one butt joint at intervals, the pneumatic clamping block is arranged on the outer side surface of the workbench body through a plurality of assembling parts and a plurality of clamping mounting holes, and the pneumatic clamping block can be turned over along the radial direction of the clamping mounting holes through the assembling parts; the inner side of the lower part of the pneumatic clamping block is provided with an air pipe installation groove, an air pipe is embedded between the air pipe installation groove and the outer side surface of the workbench body, and two ends of the air pipe are respectively externally connected with an air source or sealed through an air pipe connector component, so that the air pipe can drive the pneumatic clamping block to turn over when inflated and expanded, and the upper part of the pneumatic clamping block can be clamped on the outer side surface of the lower die; two ends of the rectangular spring are respectively fixed between the workbench body and the pneumatic clamping block.
The bottom of the workbench body is provided with a plurality of connecting keys, and the upper end face of the lower beam is provided with a plurality of key grooves matched with the connecting keys, so that the workbench body and the lower beam are fixedly assembled.
The air pipe joint assembly comprises a pipe end joint, a connecting end, a switching end and a sealing joint; pipe end joints are arranged at two ends of the air pipe, and the switching end heads are 90-degree joints and are connected with the pipe end joints through connecting end heads; the sealing joint is arranged on the transfer joint end.
The assembly part comprises an assembly screw and an assembly nut, and the assembly screw penetrates through the pneumatic clamping block and the clamping mounting hole of the workbench body; the assembling nut is screwed on the assembling screw in a matching way and is embedded in the clamping mounting hole of the pneumatic clamping block.
An overturning gap is reserved between the assembling screw and the clamping mounting hole, and an overturning gap is reserved between the assembling nut and the clamping mounting hole of the pneumatic clamping block.
Compared with the prior art, the utility model, following beneficial effect has:
1. the utility model discloses can press from both sides tight lower mould medial surface and fix a position the lower mould through fixed clamp splice, cooperate pneumatic clamp splice quick-witted tight lower mould lateral surface of clamp simultaneously, reach the purpose of quick and accurate assembly lower mould, the simple operation need not to relapse the location lower mould during dismouting, reduces man-hour, has effectively improved the dismouting efficiency and the precision of lower mould.
2. The utility model discloses can make pneumatic clamp splice reset fast through the rectangle spring, ensure that the next time of pneumatic clamp splice presss from both sides tight the use, and avoided the not hard up of pneumatic clamp splice.
3. The utility model discloses can ensure the mounting surface degree of workstation body through connecting key and keyway with this body accurate the installation of workstation on the up end of underbeam to the center of guaranteeing to go up mould and lower mould lies in the coplanar, effectively improves the machining precision.
Drawings
Fig. 1 is an assembly schematic view of a pneumatic workbench for a bending machine according to the present invention;
fig. 2 is a schematic structural view of a pneumatic workbench for a bending machine according to the present invention;
FIG. 3 is a front view structural diagram of a pneumatic table for a bending machine according to the present invention;
fig. 4 is a plan view structural diagram of the pneumatic table for the bending machine of the present invention.
In the figure, 1 a workbench body, 2 table-board clamping blocks, 3 air pipes, 4 pipe end connectors, 5 sealing connectors, 6 connecting ends, 7 switching ends, 8 rectangular springs, 9 pneumatic clamping blocks, 10 lower beams, 11 lower dies, 12 clamping block fixing screws, 13 clamping mounting holes, 14 air pipe mounting grooves, 15 connecting keys, 17 assembling screws and 18 assembling nuts.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1 to 4, a pneumatic workbench for a bending machine comprises a workbench body 1, a fixed clamping block 2, an air pipe 3, an air pipe joint assembly, a rectangular spring 8 and a pneumatic clamping block 9; the bottom of the workbench body 1 is fixedly arranged on the upper end surface of the lower beam 10 through a plurality of socket head cap screws, the fixed clamping block 2 is fixedly arranged on the inner side surface of the workbench body 1 through a plurality of clamping block fixing screws 12, so that the upper part of the fixed clamping block 2 can be clamped on the inner side surface of the lower die 11 and used for positioning the lower die 11, and the clamping block fixing screws 12 can be preferably socket head cap screws; a plurality of clamping mounting holes 13 which are butted one by one are formed in the middle of the pneumatic clamping block 9 and the outer side surface of the workbench body 1 at intervals, the pneumatic clamping block 9 is mounted on the outer side surface of the workbench body 1 through a plurality of assembling parts through the plurality of clamping mounting holes 13, and the pneumatic clamping block 9 can be turned over along the radial direction of the clamping mounting holes 13 through the assembling parts; an air pipe installation groove 14 is formed in the inner side of the lower portion of the pneumatic clamping block 9, the air pipe 3 is embedded between the air pipe installation groove 14 and the outer side face of the workbench body 1, and two ends of the air pipe 3 are respectively externally connected with an air source or sealed through an air pipe connector assembly, so that the pneumatic clamping block 9 can be driven to turn over when the air pipe 3 is inflated and expanded, and the upper portion of the pneumatic clamping block 9 can be clamped on the outer side face of the lower die 11; two ends of the rectangular spring 8 are respectively fixed between the workbench body 1 and the pneumatic clamping block 9, and the pneumatic clamping block 9 can reset when the air pipe 3 contracts through the elasticity of the rectangular spring 8.
The bottom of the workbench body 1 is provided with a plurality of connecting keys 15, the upper end face of the lower beam 10 is provided with a plurality of key grooves (not shown in the figure) matched with the connecting keys 15, so that the workbench body 1 and the lower beam 10 are fixedly assembled and are fastened and reinforced through the hexagon socket head cap screws, and meanwhile, the flatness of the workbench body 1 can be ensured, so that the straightness and the parallelism of the lower die are ensured, the centers of the lower die 11 and the upper die are positioned in the same plane, and the processing precision is effectively ensured.
The air pipe joint assembly comprises a pipe end joint 4, a connecting end 6, an adapting end 7 and a sealing joint 5; the two ends of the air pipe 3 are provided with pipe end joints 4, the switching end 7 is a 90-degree joint and is connected with the pipe end joints 4 through connecting end heads 6, external air supply air inlet is facilitated, the pipe end joints 4 and the connecting end heads 6 can be preferably quick-screwing joints, and disassembly and assembly are convenient; the sealing joint 5 is arranged on the adapter end 7 and used for sealing the pneumatic circuit when the lower die 11 is clamped, preventing air leakage and keeping a clamping state.
The assembly part comprises an assembly screw 17 and an assembly nut 18, the assembly screw 17 penetrates through the pneumatic clamping block 9 and the clamping mounting hole 13 of the workbench body 1, an overturning gap is reserved between the assembly screw 17 and the clamping mounting hole 13, and the size of the gap is determined according to the overturning amplitude when the pneumatic clamping block 9 is clamped; the assembling nut 18 is screwed on the assembling screw 17 in a matching mode and is embedded in the clamping mounting hole 13 of the pneumatic clamping block 9, an overturning gap is reserved between the assembling nut 18 and the clamping mounting hole 13 of the pneumatic clamping block 9, the size of the gap is determined according to the overturning amplitude of the pneumatic clamping block 9 during clamping, the pneumatic clamping block 9 can be enabled to overturn and clamp the lower die 11 through small gap assembly between the assembling part and the mounting hole 13, and meanwhile the pneumatic clamping block 9 cannot be separated from the workbench body 1.
Preferably, the air pipe 3 can be made of polyvinyl chloride materials, has good telescopic performance, and is high in strength, wear-resistant and long in service life.
During the assembly, with workstation body 1 through three hexagon socket head cap screw fixed mounting on the upper surface of underbeam 10 to guarantee workstation body 1's plane degree through connecting key 15 and keyway, thereby guarantee to go up the center of mould and lower mould 10 and be located the coplanar, guarantee the precision of processing. And simultaneously, the clamping block fixing screw 12 is screwed down to clamp the upper part of the fixed clamping block 2 on the inner side surface of the lower die 11, so that the lower die 11 is positioned. Because workstation body 1 fixed mounting is on underbeam 10, and fixed clamp splice 2 fixed mounting is on the medial surface of workstation body 1, can accomplish the location of lower mould 11 through workstation body 1 and fixed clamp splice 2, also need not the relocation even after the dismouting is repeated.
When the pneumatic clamping device is used, the air pipe 3 is externally connected with an air source and is inflated through the pipe end connector 4, the connecting end 6 and the switching end 7 which are sequentially connected, the air pipe 3 is inflated to push out the lower part of the pneumatic clamping block 9 outwards, the middle part of the pneumatic clamping block 9 is assembled on the outer side surface of the workbench body 1 through the small gap of the clamping mounting hole 13 through the assembling screw 17 and the assembling nut 18, the pneumatic clamping block 9 can turn over around the assembling screw 17 and the assembling nut 18, so that the upper part of the pneumatic clamping block 9 can be clamped on the outer side surface of the lower die 11, and the clamping degree of the pneumatic clamping block 9 on the lower die 11 can be determined by the inflation degree, namely the inflation quantity, of the air pipe 3 according to actual; at this time, the rectangular spring 8 is compressed between the pneumatic clamping block 9 and the workbench body 1, and after the pneumatic clamping block is clamped in place, the two ends of the air pipe 3 are sealed through the sealing joints 5, so that air leakage is prevented, and the clamping state of the pneumatic clamping block 9 is maintained. The assembly stability of the lower die 11 is ensured by the fixed clamping blocks 2 and the pneumatic clamping blocks 9.
When the pneumatic clamping device is disassembled, the sealing joint 5 is disassembled to enable the air pipe 3 to exhaust and contract, the pneumatic clamping block 9 is reversely rotated under the action of the reaction force of the rectangular spring 8 and reset to the initial state, and the pneumatic clamping block 9 loosens the clamping of the lower die 11, so that the lower die 11 can be disassembled.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (5)
1. The utility model provides a pneumatic workbench for bender, characterized by: comprises a workbench body (1), a fixed clamping block (2), an air pipe (3), an air pipe joint component, a rectangular spring (8) and a pneumatic clamping block (9); the workbench body (1) is fixedly arranged on the upper end surface of the lower beam (10), and the fixed clamping block (2) is fixedly arranged on the inner side surface of the workbench body (1), so that the upper part of the fixed clamping block (2) can be clamped on the inner side surface of the lower die (11); a plurality of clamping mounting holes (13) which are in one-to-one butt joint are formed in the middle of the pneumatic clamping block (9) and the outer side surface of the workbench body (1) at intervals, the pneumatic clamping block (9) is mounted on the outer side surface of the workbench body (1) through a plurality of assembling parts and the clamping mounting holes (13), and the pneumatic clamping block (9) can be turned over along the radial direction of the clamping mounting holes (13) through the assembling parts; an air pipe installation groove (14) is formed in the inner side of the lower portion of the pneumatic clamping block (9), the air pipe (3) is embedded between the air pipe installation groove (14) and the outer side face of the workbench body (1), two ends of the air pipe (3) are respectively externally connected with an air source or sealed through an air pipe connector assembly, the pneumatic clamping block (9) can be driven to turn over when the air pipe (3) is inflated and expanded, and the upper portion of the pneumatic clamping block (9) can be clamped on the outer side face of the lower die (11); two ends of the rectangular spring (8) are respectively fixed between the workbench body (1) and the pneumatic clamping block (9).
2. The pneumatic table for a bending machine according to claim 1, wherein: the bottom of workstation body (1) be equipped with a plurality of connecting key (15), be equipped with a plurality of and connecting key (15) assorted keyway on the up end of underbeam (10), make workstation body (1) and underbeam (10) fixed Assembly.
3. The pneumatic table for a bending machine according to claim 1, wherein: the air pipe joint assembly comprises a pipe end joint (4), a connecting end head (6), a switching end head (7) and a sealing joint (5); pipe end joints (4) are arranged at two ends of the air pipe (3), and the switching end (7) is a 90-degree joint and is connected with the pipe end joints (4) through connecting end heads (6); the sealing joint (5) is arranged on the switching end head (7).
4. The pneumatic table for a bending machine according to claim 1, wherein: the assembly part comprises an assembly screw (17) and an assembly nut (18), and the assembly screw (17) penetrates through the pneumatic clamping block (9) and a clamping mounting hole (13) of the workbench body (1); the assembling nut (18) is screwed on the assembling screw (17) in a matching way and is embedded in the clamping mounting hole (13) of the pneumatic clamping block (9).
5. The pneumatic table for a bending machine according to claim 4, wherein: an overturning gap is reserved between the assembling screw (17) and the clamping mounting hole (13), and an overturning gap is reserved between the assembling nut (18) and the clamping mounting hole (13) of the pneumatic clamping block (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020409908.9U CN211839666U (en) | 2020-03-26 | 2020-03-26 | Pneumatic workbench for bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020409908.9U CN211839666U (en) | 2020-03-26 | 2020-03-26 | Pneumatic workbench for bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211839666U true CN211839666U (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020409908.9U Active CN211839666U (en) | 2020-03-26 | 2020-03-26 | Pneumatic workbench for bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211839666U (en) |
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2020
- 2020-03-26 CN CN202020409908.9U patent/CN211839666U/en active Active
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