CN214193357U - Quick change frock of peening test block - Google Patents
Quick change frock of peening test block Download PDFInfo
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- CN214193357U CN214193357U CN202022482656.5U CN202022482656U CN214193357U CN 214193357 U CN214193357 U CN 214193357U CN 202022482656 U CN202022482656 U CN 202022482656U CN 214193357 U CN214193357 U CN 214193357U
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- shot blasting
- test piece
- peening
- shot
- lifting mechanism
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Abstract
The utility model discloses a quick-change tool for shot-blasting test pieces, which comprises a multi-station convex base, a rotary shot-blasting lifting mechanism, a flexible double-mold connecting mechanism, a sliding universal connecting block and a shot-blasting test piece clamping base body, wherein connecting bulges are uniformly distributed on the surface of the multi-station convex base, a square groove is arranged at the bottom of the rotary shot-blasting lifting mechanism, the connecting bulges are inserted into the square groove to realize the connection of the rotary shot-blasting lifting mechanism and the multi-station convex base, the flexible double-mold connecting mechanism is arranged at the top of the rotary shot-blasting lifting mechanism, a damping channel is arranged on the lateral surface of the rotary shot-blasting lifting mechanism, the sliding universal connecting block comprises a slide block, a connecting shaft and a universal joint, the slide block is arranged in the rotary shot-blasting lifting machine, the connecting shaft is arranged on the damping channel and can move up and down along the sliding channel and can be positioned, the universal joint is arranged at the end part of the connecting shaft, and can realize the rotation of any angle at the end part of the connecting shaft, the shot blasting test piece clamping base body is arranged on the universal joint.
Description
Technical Field
The utility model relates to a surface shot peening strengthening technical field in the machining makes, concretely relates to quick change frock of peening test block.
Background
Shot peening is a surface treatment process in which small, hard shots are impacted against a metal surface to cold work the metal. Shot peening refers to a process method in which a plastic strain layer is generated on the metal surface by using the impact of moving shots on the metal surface, so that the microstructure of the layer is favorably changed (the microstructure of surface layer metal is refined), and a residual compressive stress layer is introduced into the surface layer, so that the fatigue fracture and stress corrosion fracture resistance of the metal part can be improved by the residual compressive stress layer on the surface layer, and the fatigue life and the stress corrosion resistance of the part are improved.
The shot blasting process is adopted by a plurality of key products on the airplane to prolong the fatigue life of the airplane, and the shot-blasted key products have higher added value and belong to special processes, so that the inspection of the products is not the inspection of the final finished products, but the supervision and inspection in the process are carried out. Therefore, before formal shot blasting of the product, shot blasting strength test is carried out on the shot blasting test piece according to the structural characteristics of the product, the position of the shot blasting test piece is fixed by a special tool, the shot blasting state of the product is further simulated, and the formal shot blasting of the product can be carried out only after the strength of the shot blasting test piece is qualified, so that a special test piece shot blasting tool needs to be designed for each product.
After some document data are searched, the existing tool aiming at the shot blasting process, no matter the test piece shot blasting tool or the product shot blasting tool, is a special tool designed according to the characteristics of the product, some tools can realize shot blasting of a plurality of products, and the layout and the design are also carried out aiming at the appearance of a part of products in advance, so that the universality is not strong, and quick change is not formed. The utility model discloses this problem has been solved to the technique.
The structural characteristics of shot blasting products are analyzed, the shot blasting areas of the products are different in height and angle, and therefore the special test piece shot blasting tool needs to be manufactured aiming at the shot blasting area characteristics of special products at present. The special shot blasting test piece tool must be manufactured for each product, and a special protection tool is required during shot blasting of the product, so that the production preparation time in the product machining process is prolonged, the effective operation efficiency of equipment is reduced, and the production cost of the product is increased. Due to the particularity of the shot blasting process, although the surface strengthening technology can be realized in the aspect of surface treatment of mechanical manufacturing in China, the concept of special tool for products is still adopted, the production cost is high, the process is complex, and the problems of cost reduction and efficiency improvement of shot blasting products cannot be solved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose: the utility model provides a pair of quick change frock of peening test block has satisfied before the product peening, going on of peening test block intensity test, test block quick change frock clamping is nimble, and it is convenient to dismantle, has solved the problem that special product must make special peening test block intensity test frock, saves production preparation time, improve equipment effective operating efficiency.
The technical scheme of the utility model:
a quick-change tool for shot blasting test pieces comprises a multi-station convex base (1), an indexable shot blasting lifting mechanism (2), a flexible double-mold connecting mechanism (3), a sliding universal connecting block (4) and a shot blasting test piece clamping base body (5), wherein connecting protrusions which are uniformly distributed are arranged on the surface of the multi-station convex base (1), square grooves are formed in the bottom of the indexable shot blasting lifting mechanism (2), the connecting protrusions are inserted into the square grooves to realize that the indexable shot blasting lifting mechanism (2) is connected with the multi-station convex base (1), the flexible double-mold connecting mechanism (3) is arranged at the top of the indexable shot blasting lifting mechanism (2), damping grooves are formed in the side face of the indexable shot blasting lifting mechanism (2), the sliding universal connecting block (4) comprises a sliding block, a connecting shaft and a universal joint, the sliding block is positioned inside the indexable shot blasting lifting mechanism (2), the connecting shaft is positioned on the damping sliding groove and can move up and down and be positioned along the sliding groove, the universal joint is arranged at the end part of the connecting shaft and can rotate at any angle at the end part of the connecting shaft, and the peening test piece clamping base body (5) is arranged on the universal joint.
Furthermore, the connecting bulges are distributed on the surface of the multi-station bulge base (1) in a matrix manner, and the center distance between every two adjacent connecting bulges is 35-50 mm.
Furthermore, the height of the indexable shot blasting lifting mechanism (2) is 100 mm-150 mm.
Furthermore, the quantity of the indexable shot blasting lifting mechanisms (2) is at least one, when the height of the shot blasting product is higher, the indexable shot blasting lifting mechanisms (2) can be connected through the flexible double-mold connecting mechanism (3), and the allowable shot blasting height of the shot blasting product is achieved.
Furthermore, a shot blasting test piece (7) is arranged on the shot blasting test piece clamping base body (5), and the shot blasting test piece (7) is fixed on the shot blasting test piece clamping base body (5) through a compression screw (6).
Furthermore, a threaded blind hole is formed in the shot blasting test piece clamping base body (5) and is in threaded connection with the universal joint.
The beneficial effects of the utility model
The utility model provides a pair of quick change frock of peening test block through the regional characteristics of the peening of all kinds of products of analysis, considers the regional "height" and "angle" of peening, combines the theory of frock quick change, designs a plurality of quick change linkage units, has realized the quick adjustment of height and angle, has saved the design and the manufacturing expense of special peening test block peening frock, combines quick change frock characteristics, and the production preparation time of changing repeatedly has effectively improved the effective operating efficiency of equipment. The invention has simple design structure, convenient manufacture, low cost and strong applicability. The purposes of cost reduction and efficiency improvement in the production process of aircraft products are achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a schematic view of the structure of the multi-station protruded base of the present invention;
FIG. 4 is a schematic structural view of the indexable shot-blasting elevating mechanism of the present invention;
FIG. 5 is a schematic structural view of the flexible dual-mode connection mechanism of the present invention;
FIG. 6 is a schematic view of the sliding universal joint block of the present invention;
FIG. 7 is a schematic view of the clamping structure of the peen test piece of the present invention;
wherein: 1. the device comprises a multi-station convex base, 2, an indexable shot blasting lifting mechanism, 3, a flexible dual-mode connecting mechanism, 4, a sliding universal connecting block, 5, a shot blasting test piece clamping base body, 6, a compression screw and 7, a shot blasting test piece.
Detailed Description
The following detailed description of the embodiments of the present invention, such as the shapes, structures, mutual positions and connection relationships of the components, functions and working principles of the components, manufacturing processes, operation and use methods, will be further described in detail with reference to the accompanying drawings, so as to help those skilled in the art to more completely, accurately and deeply understand the concept and technical solutions of the present invention:
as shown in fig. 1 and 2, a tool for quickly replacing a shot blasting test piece comprises a multi-station convex base 1, an indexable shot blasting lifting mechanism 2, a flexible dual-mode connecting mechanism 3, a sliding universal connecting block 4 and a shot blasting test piece clamping base body 5;
as shown in fig. 3, the surface of the multi-station convex base 1 is provided with connecting bulges which are uniformly distributed, the connecting bulges are distributed on the surface of the multi-station convex base 1 in a matrix manner, the center distance between every two adjacent connecting bulges is 35-50 mm, the connecting bulges are used for being connected with an indexable shot blasting lifting mechanism 2, the surface of the multi-station convex base is made of steel, and heat treatment is carried out after processing;
when the height of the shot blasting product is low, only one indexable shot blasting lifting mechanism 2 is needed, the height requirement of the shot blasting product can be met only by using 100-150 mm of a single indexable shot blasting lifting mechanism 2, the flexible double-mold connecting mechanism 3 is arranged at the top of the indexable shot blasting lifting mechanism 2, as shown in the upper right part of the figure 1, a square groove is formed in the bottom of the indexable shot blasting lifting mechanism 2 and matched with the connecting protrusion, the connecting protrusion is inserted into the square groove, the indexable shot blasting lifting mechanism 2 is connected with the multi-station protrusion base 1, when the height of the shot blasting product is high, the indexable shot blasting lifting mechanisms 2 can be connected through the flexible double-mold connecting mechanism 3, the allowable shot blasting height of the shot blasting product is achieved, and as shown in the left side of the figure 1.
As shown in fig. 4, 5 and 6, a damping channel is arranged on the side surface of the indexable shot blasting elevator 2, the sliding universal connecting block 4 comprises a sliding block, a connecting shaft and a universal joint, the sliding block is positioned inside the indexable shot blasting elevator 2, the connecting shaft is positioned on the damping sliding chute and can move up and down along the sliding chute and be positioned, the universal joint is arranged at the end part of the connecting shaft, the rotation of any angle can be realized at the end part of the connecting shaft, the height size of a shot blasting area can be simulated, meanwhile, the universal rotation of the sliding universal connecting block 4 can be realized, and the angle of shot blasting of a product can be further simulated; the peening test piece clamping base body 5 is arranged on the universal joint.
The peening test piece clamping base body 5 on set up peening test piece 7, peening test piece 7 passes through hold-down screw 6 to be fixed on peening test piece clamping base body 5, peening test piece clamping base body 5 on be provided with the screw thread blind hole, realize threaded connection with universal joint.
This utility model frock has adopted 1 bottom plate cooperation 4 mechanisms to carry out work, and wherein 4 well mechanisms can increase at any time according to the regional dimensional characteristic of product peening, have fully embodied the commonality and the quick change nature of peening test block frock. The production cost is saved, the production preparation time for processing the product is saved, the effective operation efficiency of the equipment is improved, and the purposes of cost reduction and efficiency improvement in the production process of the airplane product are achieved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention, and in addition, the detailed parts of the present invention are the conventional techniques.
Claims (6)
1. The utility model provides a quick change frock of peening test block which characterized in that: the multi-station rotary peening machine comprises a multi-station convex base (1), a rotary peening lifting mechanism (2), a flexible double-mold connecting mechanism (3), a sliding universal connecting block (4) and a peening test piece clamping base body (5), wherein connecting protrusions which are uniformly distributed are arranged on the surface of the multi-station convex base (1), a square groove is formed in the bottom of the rotary peening lifting mechanism (2), the connecting protrusions are inserted into the square groove, the rotary peening lifting mechanism (2) is connected with the multi-station convex base (1), the flexible double-mold connecting mechanism (3) is arranged at the top of the rotary peening lifting mechanism (2), a damping channel is arranged on the side face of the rotary peening lifting mechanism (2), the sliding universal connecting block (4) comprises a sliding block, a connecting shaft and a universal joint, and the sliding block is positioned inside the rotary peening lifting mechanism (2), the connecting shaft is positioned on the damping channel and can move up and down and be positioned along the damping channel, the universal joint is arranged at the end part of the connecting shaft and can rotate at any angle at the end part of the connecting shaft, and the peening test piece clamping base body (5) is arranged on the universal joint.
2. The quick-change tool for the shot peening test piece according to claim 1, wherein: the connecting bulges are distributed on the surface of the multi-station bulge base (1) in a matrix manner, and the center distance between every two adjacent connecting bulges is 35-50 mm.
3. The quick-change tool for the shot peening test piece according to claim 1, wherein: the height of the indexable shot blasting lifting mechanism (2) is 100 mm-150 mm.
4. The quick-change tool for the shot peening test piece according to claim 1 or 3, wherein: the quantity of the indexable shot blasting lifting mechanisms (2) is at least one, and when the height of a shot blasting product is higher, the indexable shot blasting lifting mechanisms (2) can be connected through the flexible double-mold connecting mechanism (3) to achieve the allowable shot blasting height of the shot blasting product.
5. The quick-change tool for the shot peening test piece according to claim 1, wherein: the shot blasting test piece clamping base body (5) is provided with a shot blasting test piece (7), and the shot blasting test piece (7) is fixed on the shot blasting test piece clamping base body (5) through a compression screw (6).
6. The quick-change tool for the shot peening test piece according to claim 5, wherein: the shot blasting test piece clamping base body (5) is provided with a threaded blind hole, and is in threaded connection with the universal joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022482656.5U CN214193357U (en) | 2020-10-30 | 2020-10-30 | Quick change frock of peening test block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022482656.5U CN214193357U (en) | 2020-10-30 | 2020-10-30 | Quick change frock of peening test block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214193357U true CN214193357U (en) | 2021-09-14 |
Family
ID=77643854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022482656.5U Active CN214193357U (en) | 2020-10-30 | 2020-10-30 | Quick change frock of peening test block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214193357U (en) |
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2020
- 2020-10-30 CN CN202022482656.5U patent/CN214193357U/en active Active
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