CN219987311U - Combined tool for chain fatigue test - Google Patents
Combined tool for chain fatigue test Download PDFInfo
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- CN219987311U CN219987311U CN202320545648.1U CN202320545648U CN219987311U CN 219987311 U CN219987311 U CN 219987311U CN 202320545648 U CN202320545648 U CN 202320545648U CN 219987311 U CN219987311 U CN 219987311U
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- chain
- base
- combined
- clamp
- connecting block
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- 238000009661 fatigue test Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a chain fatigue test combined tool, which comprises: the chain clamp comprises a base, a combined clamp head, a chain clamp and a group of cushion blocks, wherein the base is detachably connected with the combined clamp head, the corresponding chain clamp is matched and fixed in the combined clamp head through the cushion blocks with corresponding thickness, and the chain clamp is used for installing a chain. The combined chuck comprises a threaded base and a group of side plates, wherein the upper side and the lower side of the threaded base are connected with the side plates, the threaded base is composed of a connecting column and a connecting block, the upper side and the lower side of the connecting block are detachably connected with the side plates, the combined chuck is improved, the original integrated structure is changed into a combined structure, when the model of a chain fixture is replaced, the whole set of structure is not required to be completely disassembled, the requirement can be met only by adding a corresponding cushion block or replacing the side plates, the workload is reduced, the labor intensity is also reduced, and the corresponding potential safety hazard is reduced.
Description
Technical Field
The utility model relates to the technical field of chain fatigue test equipment, in particular to a chain fatigue test combined tool.
Background
The existing low-frequency fatigue testing machine chuck has 3 types (the widths are 61mm, 46mm and 36mm respectively), and the following steps are needed when different types are replaced: 1. the low-frequency fatigue testing machine chuck is connected with the chain chuck and the chain; 2. the chain is stressed (about 20 kN) by loading through a movable cross beam or a lower base; 3. loosening the fastening nut by using an adjustable spanner (model 24', weight 4 kg); 4. unloading the chain stress through the movable cross beam or the lower base; 5. taking out the chain and the chain clamping head, and screwing out the clamping head of the low-frequency fatigue testing machine and the fastening nut. In addition, the following steps are needed during installation: 1. installing a fastening nut and a low-frequency fatigue testing machine chuck; 2. the position is adjusted, a chain is installed and loaded, so that the chain is stressed; 3. tightening a fastening nut and fixing a chuck of the low-frequency fatigue testing machine; 4. unloading the chain stress and taking out the chain.
In the disassembly or assembly process, because the upper clamping head of the low-frequency fatigue testing machine is higher, people need to stand on a platform with the height of 30cm to tighten and loosen the nuts, and because the adjustable spanner is heavier, after being held for a long time, the arm has a certain degree of ache, the labor intensity of the whole clamping head replacement process is higher, and certain potential safety hazards exist in the operation process.
Disclosure of Invention
The utility model aims to provide a chain fatigue test combined tool which has the advantages of simple structure, convenience in combined replacement, labor intensity reduction and work efficiency improvement.
In order to achieve the above purpose, the present utility model provides the following technical solutions: chain fatigue test combination frock includes: the chain clamp comprises a base, a combined clamp head, a chain clamp and a group of cushion blocks, wherein the base is detachably connected with the combined clamp head, the corresponding chain clamp is matched and fixed in the combined clamp head through the cushion blocks with corresponding thickness, and the chain clamp is used for installing a chain.
Preferably, the combined chuck comprises a threaded base and a group of side plates, wherein the upper side and the lower side of the threaded base are connected with the side plates, threaded holes are formed in the base, the threaded base is composed of a connecting column and a connecting block, the connecting column is connected with the threaded holes in the base, fastening nuts are arranged in the connecting column, the connecting column is connected with the threaded holes in the base, and the upper side and the lower side of the connecting block are detachably connected with the side plates.
Preferably, the connecting block is T type structure, and curb plate one side is provided with the draw-in groove, and the bellying of connecting block both sides is located with the draw-in groove cooperation of upper and lower both sides respectively, and the curb plate is connected through at least one connecting piece with the connecting block, can carry out the prepositioning, and the reconfiguration is connected, and overall connection structure is stable firm.
Preferably, at least one first connecting hole is formed in the protruding portions on two sides of the connecting block, a first connecting hole leading to the clamping groove is formed in the side plate, and the connecting block is installed in the two first connecting holes through the connecting piece to be fixed after being matched and positioned with the clamping groove of the side plate.
Preferably, the first fixing holes are arranged on the vertical surfaces of the two sides of the connecting block, and the second fixing holes matched with the fixing holes are arranged on the side surfaces of the clamping grooves.
Preferably, the side plate is further provided with a second connecting hole and a third connecting hole, the cushion block is provided with a fourth connecting hole corresponding to the second connecting hole and a fifth connecting hole corresponding to the third connecting hole.
Preferably, the upper side and the lower side of the chain clamp are provided with sixth connecting holes corresponding to the second connecting holes.
Compared with the prior art, the utility model has the beneficial effects that:
the combined type clamping head is improved, so that the original integrated type clamping head is changed into the combined type clamping head, when the type of the chain clamp is changed, the whole set of structure is not required to be completely disassembled, the requirement can be met only by adding corresponding cushion blocks or changing side plates, the workload is reduced, the labor intensity is also reduced, and the corresponding potential safety hazard is reduced.
Drawings
FIG. 1 is a schematic plan view of the present utility model;
FIG. 2 is a schematic view of another angle of the present utility model;
FIG. 3 is a schematic diagram of the structure of the present utility model;
FIG. 4 is a schematic view of a combined chuck according to the present utility model;
FIG. 5 is a schematic view of a side plate structure of the present utility model;
FIG. 6 is a schematic diagram of a pad structure according to the present utility model;
in the figure: 1. a base; 2. a combined chuck; 21. a connecting column; 22. a connecting block; 23. a side plate; 24. a fastening nut; 25. a clamping groove; 3. a chain clamp; 4. a cushion block; 5. a first connection hole; 6. a second connection hole; 7. a first fixing hole; 8. a second fixing hole; 9. a third connection hole; 10. a fourth connection hole; 11. and a fifth connection hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Example 1
Referring to fig. 1-6, the combined fixture for the chain fatigue test comprises a base 1, a combined chuck 2, a chain fixture 3 and a group of cushion blocks 4, wherein the base is detachably connected with the combined chuck 2, the corresponding chain fixture 3 is matched and fixed in the combined chuck 2 through the cushion blocks 4 with corresponding thickness, and the thickness of the cushion blocks 4 and the internal size of the fixture can be adjusted according to the chain size to be tested, so that the combined fixture can be compatible with various sizes.
The combined chuck 2 comprises a threaded base and a group of side plates 23, the upper side and the lower side of the threaded base are connected with the side plates 23, threaded holes are formed in the base, the threaded base is composed of a connecting column 21 and a connecting block 22, the connecting column 21 is connected with the threaded holes in the base, fastening nuts 24 are installed in the connecting column 21, the connecting column 21 is connected with the threaded holes in the base, the upper side and the lower side of the connecting block 22 are detachably connected with the side plates 23, and the chain clamp 3 is used for installing a chain.
In this embodiment, the connecting block 22 is of a T-shaped structure, a clamping groove 25 is formed in one side of the side plate 23, protruding portions on two sides of the connecting block 22 are respectively matched with the clamping grooves 25 on a group of side plates 23, the positioning is completed, the connecting block is connected again, two first connecting holes 5 are formed in the protruding portions on two sides of the connecting block 22, a first connecting hole 5 leading to the clamping groove 25 is formed in the same side plate 23, and a connecting piece is connected with the two first connecting holes 5 in a threaded connection mode, so that the side plate 23 is fixed with the connecting block 22, and the overall connecting structure is stable and firm.
In this embodiment, the side plate 23 is further provided with a second connecting hole 6 and a third connecting hole 9, the cushion block 4 is provided with a fourth connecting hole 10 corresponding to the second connecting hole 6, the fifth connecting hole 11 corresponding to the third connecting hole 9, and the upper and lower sides of the chain fixture 3 are provided with sixth connecting holes corresponding to the second connecting hole 6. The bolt member is rotated into the second connecting hole 6, the fourth connecting hole 10 and the sixth connecting hole for fixing the chain clamp 3, one bolt member may pass through the two side plates 23 for fixing in this embodiment, and the third connecting hole 9 and the fifth connecting hole 11 are connected by the bolt member for fixing the spacer block 4.
In actual operation, the screw thread base is connected with the base first, a group of side plates 23 are installed on the upper side and the lower side of the screw thread base, the matched chain clamp 3 and cushion blocks 4 are further selected to be fixed between the side plates 23 according to the chain size, the chain is further installed and loaded, the chain is stressed, the fastening nut 24 is screwed, and finally the unloading chain stress test is carried out.
Example 2
Referring to fig. 4-5, the present embodiment is different from example 1 in that the two sides of the connecting block 22 are provided with first fixing holes 7 on the perpendicular surfaces thereof, and the side surfaces of the clamping groove 25 are provided with second fixing holes 8 adapted to the fixing holes. The first fixing hole 7 and the second fixing hole 8 can be further provided with bolt pieces, so that the combined chuck 2 can be better fixed.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Chain fatigue test combination frock, its characterized in that includes: the chain clamp comprises a base, a combined clamp head, a chain clamp and a group of cushion blocks, wherein the base is detachably connected with the combined clamp head, the corresponding chain clamp is matched and fixed in the combined clamp head through the cushion blocks with corresponding thickness, and the chain clamp is used for installing a chain.
2. The chain fatigue test combination tool according to claim 1, wherein: the combined chuck comprises a threaded base and a group of side plates, wherein the upper side and the lower side of the threaded base are connected with the side plates, threaded holes are formed in the base, the threaded base is composed of a connecting column and a connecting block, the connecting column is connected with the threaded holes in the base, fastening nuts are arranged in the connecting column, the connecting column is connected with the threaded holes in the base, and the upper side and the lower side of the connecting block are detachably connected with the side plates.
3. The chain fatigue test combination tool according to claim 2, wherein: the connecting block is of a T-shaped structure, clamping grooves are formed in one side of the side plate, protruding portions on two sides of the connecting block are respectively matched with the clamping grooves on the upper side and the lower side of the connecting block to be located, and the side plate is connected with the connecting block through at least one connecting piece.
4. The chain fatigue test combination tool according to claim 3, wherein: at least one first connecting hole is formed in the protruding portions on two sides of the connecting block, first connecting holes leading to the clamping grooves are formed in the side plates, and after the connecting block is matched with the side plate clamping grooves for positioning, the connecting block is installed in the two first connecting holes through the connecting piece to be fixed.
5. The chain fatigue test combination tool according to claim 4, wherein: the two sides of the connecting block are provided with first fixing holes on the vertical surfaces thereof, and the side surfaces of the clamping grooves are provided with second fixing holes matched with the fixing holes.
6. The chain fatigue test combination tool according to claim 2, wherein: the side plate is also provided with a second connecting hole and a third connecting hole, the cushion block is provided with a fourth connecting hole corresponding to the second connecting hole and a fifth connecting hole corresponding to the third connecting hole.
7. The chain fatigue test combination tool according to claim 6, wherein: and the upper side surface and the lower side surface of the chain clamp are provided with sixth connecting holes corresponding to the second connecting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320545648.1U CN219987311U (en) | 2023-03-20 | 2023-03-20 | Combined tool for chain fatigue test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320545648.1U CN219987311U (en) | 2023-03-20 | 2023-03-20 | Combined tool for chain fatigue test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219987311U true CN219987311U (en) | 2023-11-10 |
Family
ID=88614328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320545648.1U Active CN219987311U (en) | 2023-03-20 | 2023-03-20 | Combined tool for chain fatigue test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219987311U (en) |
-
2023
- 2023-03-20 CN CN202320545648.1U patent/CN219987311U/en active Active
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