CN220993570U - Combined clamp with function of preventing deformation of blades - Google Patents
Combined clamp with function of preventing deformation of blades Download PDFInfo
- Publication number
- CN220993570U CN220993570U CN202323043857.5U CN202323043857U CN220993570U CN 220993570 U CN220993570 U CN 220993570U CN 202323043857 U CN202323043857 U CN 202323043857U CN 220993570 U CN220993570 U CN 220993570U
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- CN
- China
- Prior art keywords
- blade
- guide
- clamp body
- tail
- elastic clamp
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- 230000000670 limiting effect Effects 0.000 claims description 19
- 230000002265 prevention Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 description 10
- 230000005489 elastic deformation Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model provides a combined clamp with the function of preventing blade deformation, which relates to the technical field of combined clamps with the function of preventing blade deformation.
Description
Technical Field
The utility model relates to the technical field of combined clamps with anti-blade deformation, in particular to a combined clamp with anti-blade deformation.
Background
The guide vane of certain engine part is cast part and made of high temperature alloy, and has long vane body, hollow thin wall part inside the vane shape and minimum wall thickness of about half centimeter, and the guide vane has mounting journals in two ends, and has high coaxiality requirement, low rigidity and easy deformation.
During turning or grinding, the common hydraulic clamping jaw cannot guarantee turning rigidity, so that the jump of the rear journal part is overlarge, and the deformation-preventing turning clamp with the sectional reinforcing part rigidity is designed for reinforcing the part rigidity during turning.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and provides a combined clamp with a blade deformation prevention function.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a sectional fixture with prevent blade deformation, includes straight section of thick bamboo and presss from both sides the cover, straight section of thick bamboo presss from both sides the interior centre gripping of cover has the elasticity clamp body, four minisize groove has been seted up on the elasticity clamp body, four the minisize groove is circumference equidistance and arranges, be provided with guide vane in the elasticity clamp body.
The effects achieved by the components are as follows: the guide vane shaft neck is inserted into the front section slotted hole of the elastic clamp body, the elastic clamp body is guaranteed to have an elastic deformation function through the micro slots formed in equal parts, the machine tool chuck clamps the outer diameter of the front end of the elastic clamp body through the straight collet sleeve, the front end shaft neck of the guide vane is matched with the elastic clamp body to play a clamping role, meanwhile, the elastic clamp body is stressed to generate micro extrusion deformation to clamp the guide vane, the coaxiality of the guide vane and the straight collet sleeve is guaranteed, and therefore the situation that turning rigidity cannot be guaranteed due to common hydraulic clamping jaw clamping, and the jump of the rear shaft neck part is oversized is avoided.
Preferably, the inner side of the elastic clamp body is provided with an internal thread, the outside of the straight collet sleeve is provided with a front end nut, the front end nut is provided with an external thread, the internal thread is matched with the external thread, and the front end nut is provided with a clamping groove.
The effects achieved by the components are as follows: the external threads and the internal threads on the front end nut are connected, so that the front end nut is screwed, the end face of the shaft neck of the guide vane is contacted with the inner side of the elastic clamp body, the axial limiting effect is achieved, and the positioning consistency is effectively maintained.
Preferably, the middle part of the elastic clamp body is slidably inserted with two middle guide posts, the two middle guide posts are symmetrically arranged, one end of each middle guide post is rotationally connected with an encircling body, and the contact surface of the encircling body and the guide blade is matched with the molded surface of the guide blade.
The effects achieved by the components are as follows: when the front end of the guide vane is fixed, the two middle guide posts slide to enable the two encircling bodies to firmly fix the middle part of the guide vane, so that the rigidity of the guide vane is enhanced.
Preferably, four limiting plates are fixedly connected to the elastic clamp body, one limiting plate is arranged on each of two sides of the middle guide post respectively, a threaded bolt is inserted into each of the limiting plates in a threaded mode, threaded holes are formed in two sides of the middle guide post respectively, and the threaded bolts are matched with the threaded holes.
The effects achieved by the components are as follows: when the encircling body limits the guide blade, the two threaded bolts can be screwed to be respectively in threaded connection with the corresponding threaded holes, so that the middle guide pillar is limited, and the stability is enhanced.
Preferably, a sticking cushion layer is fixedly connected to one surface of the encircling body, which is contacted with the guide vane.
The effects achieved by the components are as follows: the two pasting cushions can protect the outer surface of the guide vane and prevent the encircling body from contacting with the guide vane to damage the guide vane.
Preferably, the tail of the elastic clamp body is slidably inserted with two tail sliding blocks, two limiting blocks are fixedly connected to one surface of the tail sliding blocks, which is contacted with the guide blade, respectively, and screws are inserted on the tail sliding blocks in a threaded manner.
The effects achieved by the components are as follows: after the middle part of guide vane is fixed, slide two afterbody sliders again for two stopper support in guide vane's afterbody journal department, twist two screws again, with the fixed effect of the fixed guide vane rear segment of rigidity of afterbody slider, make turning or during the grinding processing, the rigidity of guide vane afterbody obtain further strengthening, better assurance afterbody journal coaxial and front end journal's axiality.
Preferably, the front end angle of the tail sliding block is inclined by five degrees backwards and protrudes outwards by five millimeters.
The effects achieved by the components are as follows: the front end angle of the tail sliding block is inclined by five degrees backwards and protrudes outwards by five millimeters to form a zero point, and the design can avoid turning tools.
Preferably, a U-shaped groove is formed in the middle of the tail sliding block.
The effects achieved by the components are as follows: the U-shaped groove can facilitate adjusting the screw to be more fastened.
Compared with the prior art, the utility model has the advantages and positive effects that the guide vane shaft neck is inserted into the front section slotted hole of the elastic clamp body, the elastic clamp body is ensured to have an elastic deformation function through the micro slots which are uniformly and equally arranged, the machine tool chuck clamps the outer diameter of the front end of the elastic clamp body through the straight collet sleeve, the front end shaft neck of the guide vane is matched with the elastic clamp body to play a clamping role, and meanwhile, the elastic clamp body is stressed to generate micro extrusion deformation to clamp the guide vane, so that the coaxiality of the guide vane and the straight collet sleeve is ensured, and the situation that the jump of the rear shaft neck part is overlarge due to the fact that the turning rigidity cannot be ensured due to the clamping of a common hydraulic claw is avoided.
Drawings
Fig. 1 is a schematic perspective view of a combined fixture with a function of preventing deformation of blades;
FIG. 2 is a schematic perspective view showing an elastic clamp body in a combined clamp with a function of preventing deformation of blades;
FIG. 3 is a schematic perspective view showing a limiting plate in a combined fixture with a function of preventing deformation of blades;
Fig. 4 is a cross-sectional view of a tail slider in a sectional fixture with blade deformation prevention according to the present utility model.
Legend description: 1. a straight barrel jacket; 2. an elastic clamp body; 21. an internal thread; 22. a micro-groove; 23. an external thread; 24. a clamping groove; 3. a guide vane; 4. a front end nut; 5. a middle guide post; 6. encircling the body; 7. sticking a cushion layer; 8. a limiting plate; 9. a threaded bolt; 10. a threaded hole; 11. a tail slider; 12. a limiting block; 13. a screw; 14. u-shaped groove.
Detailed Description
Embodiment 1, as shown in fig. 1, a combined fixture with prevent guide vane 3 deformation includes a straight barrel jacket 1, elastic clamp body 2 is clamped in straight barrel jacket 1, four micro grooves 22 are provided on elastic clamp body 2, four micro grooves 22 are arranged in circumference equidistance, guide vane 3 is provided in elastic clamp body 2.
Referring to fig. 1-3, the journal of the guide vane 3 is inserted into the front section slotted hole of the elastic clamp body 2, the elastic clamp body 2 is ensured to have elastic deformation function through the micro slots 22 which are uniformly and equally arranged, the machine tool chuck clamps the outer diameter of the front end of the elastic clamp body 2 through the straight barrel clamping sleeve 1, the front end journal of the guide vane 3 is matched with the elastic clamp body 2 to play a clamping role, meanwhile, the elastic clamp body 2 is stressed to generate micro extrusion deformation to clamp the guide vane 3, the coaxiality of the guide vane 3 and the straight barrel clamping sleeve 1 is ensured, the situation that the turning rigidity cannot be ensured due to the clamping of a common hydraulic clamping jaw, the jump of the rear journal part is overlarge is avoided, the inner side of the elastic clamp body 2 is provided with an inner thread 21, the straight barrel clamping sleeve 1 is externally provided with a front end nut 4, the front end nut 4 is provided with an outer thread 23, the inner thread 21 is matched with the outer thread 23, the front end nut 4 is provided with a clamping groove 24, an external thread 23 on the front end nut 4 is connected with an internal thread 21, so that the front end nut 4 is screwed up, the end face of a shaft neck of the guide vane 3 is contacted with the inner side of the elastic clamp body 2, the axial limiting effect is achieved, the positioning consistency is effectively maintained, the middle part of the elastic clamp body 2 is slidably inserted with two middle guide posts 5, the two middle guide posts 5 are symmetrically arranged, one end of the middle guide post 5 is rotationally connected with a encircling body 6, the contact surface of the encircling body 6 and the guide vane 3 is matched with the molded surface of the guide vane 3, after the front end of the guide vane 3 is fixed, the two middle guide posts 5 are slid, so that the two encircling bodies 6 firmly fix the middle part of the guide vane 3, the rigidity of the guide vane 3 is enhanced, the elastic clamp body 2 is fixedly connected with four limiting plates 8, every middle part guide pillar 5 both sides are provided with a limiting plate 8 respectively, the screw thread is inserted on the limiting plate 8 and is equipped with the screw bolt 9, screw hole 10 has been seted up respectively to the both sides of middle part guide pillar 5, screw bolt 9 with screw hole 10 looks adaptation when encircling tightly body 6 carries out spacingly to guide vane 3, can twist two screw bolts 9, make it carry out spacingly to middle part guide pillar 5 with corresponding screw hole 10 threaded connection respectively, reinforcing stability, encircling tightly body 6 with fixedly connected with pastes bed course 7 on the one side that guide vane 3 contacted, two paste bed course 7 can protect guide vane 3's surface, prevent encircling tightly body 6 and guide vane 3 contact and cause the damage to guide vane 3.
Referring to fig. 4, two tail sliders 11 are slidably inserted at the tail of the elastic clamp body 2, two limiting blocks 12 are fixedly connected to one surface, which is contacted with the guide blade 3, of each tail slider 11, screws 13 are inserted on the tail sliders 11 in a threaded manner, after the middle of the guide blade 3 is fixed, the two tail sliders 11 are slid again, so that the two limiting blocks 12 are propped against the tail shaft neck of the guide blade 3, the two screws 13 are screwed again, the position of the tail sliders 11 is fixed, the effect of rigidly fixing the rear section of the guide blade 3 is achieved, the rigidity of the tail of the guide blade 3 is further enhanced during turning or grinding, the coaxiality of the tail shaft neck and the front end shaft neck is better ensured, the front end angle of the tail sliders 11 is inclined by five degrees and protrudes outwards by zero point five millimeters, the front end angle of the tail sliders 11 is inclined backwards by five degrees and protrudes outwards by zero point five millimeters, the design can avoid turning tools, a U-shaped groove 14 is formed in the middle of the tail sliders 11, and the U-shaped groove 14 can be convenient for adjusting the screws 13 to fasten.
The working principle is that the journal of the guide vane 3 is inserted into the front section slotted hole of the elastic clamp body 2, the elastic clamp body 2 is ensured to have elastic deformation function through the micro-groove 22 which is uniformly and equally arranged, the machine chuck clamps the outer diameter of the front end of the elastic clamp body 2 through the straight barrel jacket 1, the front end journal of the guide vane 3 is matched with the elastic clamp body 2 to play a clamping role, meanwhile, the elastic clamp body 2 is stressed to generate micro-extrusion deformation to clamp the guide vane 3, the coaxiality of the guide vane 3 and the straight barrel jacket 1 is ensured, the condition that the turning rigidity is not ensured due to the clamping of a common hydraulic claw is ensured, the jump of the rear journal part is caused, the external thread 23 on the front end nut 4 is connected with the internal thread 21, the front end nut 4 is screwed, the journal end face of the guide vane 3 is contacted with the inner side of the elastic clamp body 2, the axial limiting role is played, the positioning consistency is effectively kept, after the front end of the guide vane 3 is fixed, the guide vane 3 is slid, two middle guide posts 5 enable two surrounding bodies 6 to firmly fix the middle parts of the guide vane 3, the guide vane 3 are played a role of reinforcing the rigidity, when the surrounding vane 3 and the surrounding vane 6 is clamped with the guide vane 3, the two guide posts 3 are further enabled to be contacted with the two guide posts 3, the two guide posts 3 are enabled to be contacted with the corresponding to the two guide posts 3, the tail parts 11 are enabled to be fixed, the tail parts 11 are prevented to be contacted with the guide posts 3, the two guide posts 11 are enabled to be fixed, the tail parts are enabled to be contacted with the guide posts 3, the tail parts are enabled to be fixed, the guide posts 11 are prevented to be contacted with the guide pins 11, the end part is 11 is prevented from being fixed, and the tail parts are 11 is correspondingly, and the guide screw guide screw 11 is enabled and the end is prevented from being fixed, and the tail part is 11 is damaged and the end is 11, the rigidity of the tail part of the guide vane 3 is further enhanced during turning or grinding, the coaxiality of the tail shaft neck and the coaxiality of the front shaft neck are better ensured, the front end angle of the tail sliding block 11 is inclined five degrees backwards and protrudes outwards by five millimeters, the turning tool can be avoided by the design, and the U-shaped groove 14 can be convenient for adjusting the screw 13 to enable the screw 13 to be more fastened.
While the utility model has been described in terms of what are presently considered to be the most practical and preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments, but is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the utility model, as defined by the appended claims, as long as the scope of the utility model is defined by the following claims, and by the following claims, unless otherwise specified and limited by the context of the utility model; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
Claims (8)
1. A modular fixture with prevent blade deformation, its characterized in that: the novel straight barrel type elastic clamping device comprises a straight barrel clamping sleeve (1), an elastic clamping body (2) is clamped in the straight barrel clamping sleeve (1), four micro grooves (22) are formed in the elastic clamping body (2), the four micro grooves (22) are arranged at equal intervals in circumference, and guide vanes (3) are arranged in the elastic clamping body (2).
2. The sectional fixture with blade deformation prevention according to claim 1, wherein: the inner side of the elastic clamp body (2) is provided with an internal thread (21), the straight barrel jacket (1) is externally provided with a front end nut (4), the front end nut (4) is provided with an external thread (23), the internal thread (21) is matched with the external thread (23), and the front end nut (4) is provided with a clamping groove (24).
3. The sectional fixture with blade deformation prevention according to claim 2, wherein: the middle part of the elastic clamp body (2) is slidably inserted with two middle guide posts (5), the two middle guide posts (5) are symmetrically arranged, one end of each middle guide post (5) is rotationally connected with a encircling body (6), and the contact surface of each encircling body (6) and each guide blade (3) is matched with the profile of each guide blade (3).
4. A sectional fixture with blade deformation prevention according to claim 3, characterized in that: four limiting plates (8) are fixedly connected to the elastic clamp body (2), one limiting plate (8) is arranged on each of two sides of the middle guide post (5) respectively, a threaded bolt (9) is inserted into each of the limiting plates (8) in a threaded mode, threaded holes (10) are formed in two sides of the middle guide post (5) respectively, and the threaded bolts (9) are matched with the threaded holes (10).
5. The sectional fixture with blade deformation prevention according to claim 4, wherein: and a pasting cushion layer (7) is fixedly connected to one surface of the encircling body (6) which is contacted with the guide blade (3).
6. The sectional fixture with blade deformation prevention according to claim 5, wherein: the tail of the elastic clamp body (2) is slidably inserted with two tail sliding blocks (11), limiting blocks (12) are fixedly connected to one surface, which is contacted with the guide blade (3), of the two tail sliding blocks (11), and screws (13) are inserted on the tail sliding blocks (11) in a threaded mode.
7. The sectional fixture with blade deformation prevention function according to claim 6, wherein: the front end angle of the tail sliding block (11) is inclined backwards by five degrees and protrudes outwards by five millimeters.
8. The sectional fixture with blade deformation prevention function according to claim 7, wherein: a U-shaped groove (14) is formed in the middle of the tail sliding block (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043857.5U CN220993570U (en) | 2023-11-11 | 2023-11-11 | Combined clamp with function of preventing deformation of blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043857.5U CN220993570U (en) | 2023-11-11 | 2023-11-11 | Combined clamp with function of preventing deformation of blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220993570U true CN220993570U (en) | 2024-05-24 |
Family
ID=91113955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323043857.5U Active CN220993570U (en) | 2023-11-11 | 2023-11-11 | Combined clamp with function of preventing deformation of blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220993570U (en) |
-
2023
- 2023-11-11 CN CN202323043857.5U patent/CN220993570U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |