CN214121575U - Loading test stand - Google Patents
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- CN214121575U CN214121575U CN202023044235.0U CN202023044235U CN214121575U CN 214121575 U CN214121575 U CN 214121575U CN 202023044235 U CN202023044235 U CN 202023044235U CN 214121575 U CN214121575 U CN 214121575U
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Abstract
The utility model discloses a loading test platform, include: the device comprises a rack, a first connecting end and a second connecting end, wherein the rack comprises the first connecting end and the second connecting end which are arranged oppositely, and the first connecting end is connected with a tested component; the loading mechanism is connected with the second connecting end; the connecting seat is arranged between the first connecting end and the second connecting end, and two opposite ends of the connecting seat are respectively connected with the loading mechanism and the tested part. The utility model discloses a loading test bench solves the problem of the unable effective measurement of current play end hydro-cylinder sealing reliability under the loading condition.
Description
Technical Field
The utility model relates to a colliery electromechanical technical field, more specifically relates to a loading test platform.
Background
When the hydraulic support is maintained, a plurality of oil cylinders need to be maintained. The bottom lifting oil cylinder is used as an important hydraulic cylinder when the support pushes and pulls, and the reliability of the bottom lifting oil cylinder is important. When the support is in a frame pulling operation, the bottom lifting oil cylinder needs to be lifted to support the support, so that the bottom of the support forms a certain angle with the ground, the contact surface between the support base and the ground is reduced, and then the pushing operation is carried out. When the support moves in a pulling frame, the bottom lifting oil cylinder needs to be retracted, the whole weight of the support is guaranteed to be applied to the ground, friction force can be increased, and pushing and sliding operation are facilitated.
At present, no special loading test equipment for the bottom lifting oil cylinder exists, the bottom lifting oil cylinder can only be placed on the ground to supply liquid to the liquid inlet interface and the liquid return interface respectively, and the bottom lifting oil cylinder is extended and retracted under the condition of no external load so as to test the sealing of the guide sleeve and the sealing of the piston. Because no external load exists, the loading condition of the bottom lifting oil cylinder during use cannot be simulated, and the reliability of the sealing performance of the oil cylinder cannot be ensured.
Therefore, a loading test stand is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a loading test bench solves the problem that current bottom oil jar can't effectively measure the sealing reliability under the loading condition.
Based on above-mentioned purpose the utility model provides a pair of loading test bench, include:
the device comprises a rack, a first connecting end and a second connecting end, wherein the rack comprises the first connecting end and the second connecting end which are arranged oppositely, and the first connecting end is connected with a tested component;
the loading mechanism is connected with the second connecting end;
the connecting seat is arranged between the first connecting end and the second connecting end, and two opposite ends of the connecting seat are respectively connected with the loading mechanism and the tested part.
Preferably, the rack comprises a base and a rack body covered on the base, and the rack body is sequentially provided with the second connecting end, the connecting seat and the first connecting end from top to bottom.
Preferably, a sliding seat is arranged on the base, and a sliding block connected with the sliding seat in a sliding manner is arranged on the part to be detected.
Preferably, the loading test stand further comprises: and the push-pull mechanism is connected with the sliding block and drives the sliding block to reciprocate along the sliding seat.
Preferably, a clamping mechanism is arranged on the machine frame and used for clamping the component to be tested.
Preferably, clamping mechanism includes two relative splint that set up, two splint are connected respectively the relative both sides surface of support body, and at least one splint with support body movably connected.
Preferably, the loading test stand further comprises: the operation valve comprises a first operation rod, a second operation rod and a third operation rod, the first operation rod drives the loading mechanism to move in a reciprocating mode, the second operation rod drives the push-pull mechanism to move in a reciprocating mode, and the third operation rod drives the clamping mechanism to move in a reciprocating mode.
Preferably, the loading test stand further comprises: the operation cabinet, the operating valve sets up on the operation cabinet.
Preferably, a protective net is arranged on the frame.
In addition, preferably, the two opposite side surfaces of the connecting seat are respectively provided with a hinge portion and an automatic alignment portion, the hinge portion is connected with the loading mechanism, and the automatic alignment portion is connected with the tested component.
From the above, it can be seen that the utility model provides a loading test bench compares with prior art, has following advantage: the device can test the guide sleeve seal and the piston seal of the tested component in a no-load state, and can provide load for the tested component by starting the loading mechanism to simulate the loaded condition of the tested component in use so as to test the reliability of the performance of the tested component.
Drawings
The above features and technical advantages of the present invention will become more apparent and readily appreciated from the following description of the embodiments thereof, taken in conjunction with the accompanying drawings.
Fig. 1 is a schematic view of a loading test stand employed in an embodiment of the present invention.
Fig. 2 is a schematic view of the connection seat of the loading test bed shown in fig. 1.
Fig. 3 is a schematic view of a connection state between a tested part and a push-pull mechanism of the loading test stand shown in fig. 1.
Fig. 4 is a schematic view of the clamping mechanism of the loading stand shown in fig. 1.
FIG. 5 is a schematic view of the operator's cabinet of the loading station shown in FIG. 1.
Wherein the reference numbers:
1. a frame; 2. a loading mechanism; 3. a connecting seat; 31. a spherical groove connecting plate; 4. a protective net; 5. a clamping mechanism; 6. a component under test; 7. a slide base; 71. a slider; 8. a push-pull mechanism; 9. a guard plate; 10. an operation cabinet; 11. a cabinet body; 12. a cabinet door; 13. a cavity; 14. a through hole; 15. the valve is operated.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings. The terms "inner" and "outer" are used to refer to directions toward and away from, respectively, the geometric center of a particular component.
Fig. 1 is a schematic view of a loading test stand employed in an embodiment of the present invention. As shown in fig. 1, the loading test bed comprises a frame 1, a loading mechanism 2 and a connecting seat 3.
The rack 1 comprises a first connecting end and a second connecting end which are arranged oppositely, and the first connecting end is connected with the tested part 6;
the loading mechanism 2 is connected with the second connecting end;
the connecting seat 3 is arranged between the first connecting end and the second connecting end, and two opposite ends of the connecting seat 3 are respectively connected with the loading mechanism 2 and the tested part 6.
The tested part 6 (such as a bottom lifting oil cylinder or each oil cylinder on a hydraulic support) and the loading mechanism 2 are respectively connected to the first connecting end and the second connecting end, and the tested part 6 and the loading mechanism 2 are connected together through the connecting seat 3. When the loading mechanism 2 is not driven, the tested part 6 is tested for extending and retracting actions. The drive loading mechanism 2 provides load to the tested component 6, and simulates the load condition of the tested component 6 in use.
By adopting the loading test bed, the guide sleeve seal and the piston seal of the tested part 6 can be tested in a no-load state, and the loading condition of the tested part 6 in use can be simulated by starting the loading mechanism 2 to provide load for the tested part 6 so as to test the reliability of the performance of the tested part 6.
Preferably, the rack 1 comprises a base and a rack body covered on the base, and the rack body is sequentially provided with a second connecting end, a connecting seat 3 and a first connecting end from top to bottom. The first connecting end is arranged on the base, the second connecting end is arranged at the top of the frame body, the tested part 6 is arranged between the first connecting end and the connecting seat 3, and the loading mechanism 2 is arranged between the second connecting end and the connecting seat 3. The rack 1 is simple in structure and convenient to install, and the tested part 6 keeps a vertical state in the testing process, so that the simulation authenticity is met.
In this embodiment, the support body includes the roof and follows the backup pad that the relative both ends of roof extended respectively, and the free end of two backup pads all sets up on the base. The second connecting end, the connecting seat 3 and the first connecting end are arranged between the two supporting plates, the first connecting end is arranged on the base, the second connecting end is arranged on the top plate, and the connecting seat 3 is arranged in the middle of the supporting plates.
In this embodiment, at least one first reinforcing rib is provided between the support plate and the base, and the structural strength of the frame 1 is improved by providing the first reinforcing rib.
In one embodiment of the present application, two reinforcing ribs are provided at intervals on a surface of the bottom end of each supporting plate facing away from the measured member 6.
In this embodiment, the backup pad adopts double-deck plate body, and double-deck plate body sets up relatively, connects structure as an organic whole through a plurality of evenly distributed's connecting plate between the two.
In this embodiment, at least one second reinforcing rib is provided between the top plate and the support plate, and the structural strength of the frame 1 is improved by providing the second reinforcing rib.
In one embodiment of the present application, three reinforcing ribs are provided at intervals on a surface of the top end of each support plate facing away from the loading mechanism 2.
Fig. 2 is a schematic view of the connection seat 3 of the loading test stand shown in fig. 1. As shown in fig. 2, the connecting seat 3 includes a hinge portion and an automatic alignment portion.
Preferably, the two opposite side surfaces of the connecting seat 3 are respectively provided with a hinge portion and an automatic alignment portion, the hinge portion is connected with the loading mechanism 2, and the automatic alignment portion is connected with the tested component 6. The loading mechanism 2 is connected with the connecting seat 3 through a hinge part, and the tested component 6 is connected with the connecting seat 3 through an automatic alignment part. Adopt above-mentioned connecting seat 3, make things convenient for the effective transmission of power, avoid stress concentration.
In this embodiment, the first connection end is connected to the loading mechanism 2 in a snap-fit manner, and the hinge portion is connected to the loading mechanism 2 through an ear seat and a pin. The hinge part comprises two oppositely arranged ear seats, the bottom end of the loading mechanism 2 is provided with a connecting plate, and the connecting plate is arranged between the two ear seats and is connected through a pin shaft.
In this embodiment, the second connection end is connected to the tested component 6 in a snap-fit manner, the automatic alignment portion includes but is not limited to the spherical groove connection plate 31, the piston rod of the tested component 6 is provided with a spherical head, and the spherical head is connected to the spherical groove connection plate 31, so that automatic alignment can be realized, and the piston rod is prevented from being pushed to deviate or flying out.
In one embodiment of the present application, the spherical groove connecting plate 31 is detachably connected to the connecting seat 3, so that the spherical groove connecting plate 31 can be conveniently detached and assembled to adapt to the tested components 6 with different sizes.
In this embodiment, be provided with the sliding block on connecting seat 3, be provided with the guide rail on the support body, sliding block and the guide rail sliding connection on the support body, connecting seat 3 accessible slider 71 is along guide rail reciprocating motion to it is spacing fixed at the assigned position.
Fig. 3 is a schematic view of a connection state of the tested part 6 and the push-pull mechanism 8 of the loading test stand shown in fig. 1. As shown in fig. 3, the loading test stand further includes: a push-pull mechanism 8.
Preferably, a sliding seat 7 is arranged on the base, and a sliding block 71 connected with the sliding seat 7 in a sliding manner is arranged on the tested part 6. The slide block 71 drives the tested part 6 to reciprocate along the slide seat 7 and stays at a designated position. The bottom end of the tested part 6 is moved to adjust the inclination angle and the stop position of the tested part 6, so that accurate positioning is realized, a simulation state according with a real use condition is provided, and the performance after loading is accurately known.
Preferably, the loading test stand further comprises: the push-pull mechanism 8, the push-pull mechanism 8 and the slide block 71 are connected, and the slide block 71 is driven to reciprocate along the slide seat 7. The push-pull mechanism 8 is arranged on the base, the push-pull mechanism 8 pushes the sliding block 71 to drive the bottom end of the tested part 6 to reciprocate along the sliding seat 7, and operation difficulty is reduced. In addition, after the test is finished, the sliding block 71 can be pushed to drive the tested part 6 to move out of the frame body, so that the lifting is convenient; after a new tested part 6 is installed, the tested part is reset into the rack body.
In this embodiment, the slider 7 is disposed to penetrate between the two support plates, and the push-pull mechanism 8 is fixed to the base. When the push-pull mechanism 8 extends and contracts, the push-pull slider 71 reciprocates along the slider 7.
In this embodiment, the push-pull mechanism 8 and the loading mechanism 2 both use telescopic cylinders, and the telescopic cylinders are hydraulically driven.
Fig. 4 is a schematic view of the clamping mechanism 5 of the loading stand shown in fig. 1. As shown in fig. 4, the loading test stand further includes: a clamping mechanism 5.
Preferably, a clamping mechanism 5 is arranged on the frame 1, and the clamping mechanism 5 is used for clamping the tested component 6. Through setting up clamping mechanism 5, can fix the position of by survey part 6, prevent that in the loading process, survey part 6 from rolling off frame 1, injuring operating personnel.
Preferably, the clamping mechanism 5 comprises two oppositely arranged clamping plates, the two clamping plates are respectively connected to two opposite side surfaces of the frame body, and at least one clamping plate is movably connected with the frame body. The clamping diameter can be adjusted by adjusting the position of the clamping plate; before the installation, increase the centre gripping diameter, reduce the equipment degree of difficulty, after the installation, reduce the centre gripping diameter, guarantee centre gripping stability.
In this embodiment, the clamping plate adopts a V-block structure or an arc-shaped plate structure, so that the clamping plate can stably clamp the tested part 6.
In this embodiment, the movable rod is disposed on the clamp plate, and the movable rod is disposed on the frame body in a penetrating manner and can move along the frame body in a reciprocating manner to adjust the position of the clamp plate.
In one embodiment of the present application, both clamping plates are movably connected with the frame body by a moving rod. The movable rod is in threaded connection with the frame body, so that the adjusting precision is improved, and the operation difficulty is reduced.
Fig. 5 is a schematic view of the handling cabinet 10 of the loading stand shown in fig. 1. As shown in fig. 5, the loading stand includes an operator cabinet 10.
The loading mechanism 2, the tested part 6 and the push-pull mechanism 8 are all controlled by hydraulic pressure, and preferably, the loading test bed further comprises: and the operating valve 15 comprises a first operating rod, a second operating rod and a third operating rod, the first operating rod drives the loading mechanism 2 to reciprocate, the second operating rod drives the push-pull mechanism to reciprocate, and the third operating rod drives the clamping mechanism 5 to reciprocate. By providing the operation valve 15, the difficulty of operation can be reduced.
Preferably, the loading test stand further comprises: the operation cabinet 10, the operation valve 15 is arranged in the operation cabinet 10. The operation valve 15 is provided inside the operation cabinet 10, and the first operation lever, the second operation lever, and the third operation lever are provided on the operation cabinet 10. The operation cabinet 10 can be far away from the loading test bed, so that the operation personnel can realize remote operation, the loading test can be carried out more safely and conveniently, and the safety performance is improved.
In this embodiment, the operation cabinet 10 includes a cabinet body 11 and a cabinet door 12 connected to the cabinet body 11 in an openable and closable manner, a cavity 13 is provided on the cabinet body 11, a hydraulic pipeline and a hydraulic accessory can be disposed in the cabinet body 11, and a through hole 14 is provided on the cabinet body 11 to allow a pipeline or a wiring harness to pass through.
Preferably, a protective net 4 is arranged on the frame 1. By arranging the protective net 4, the joint of the tested part 6, the rubber pipe and the like are intercepted outside a certain range around the loading mechanism 2, so that the damage to the tested part is avoided.
In this embodiment, the protection net 4 includes a frame and a net body disposed in the frame, the frame is fixed on the rack 1, and the net body in the frame provides an interception function.
In this embodiment, the frame 1 is further provided with a guard plate 9, and the safety of the worker can be protected by providing the guard plate 9.
The use of the loading station is described further below.
The tested part 6 is hung on the sliding seat 7 and connected with the sliding block 71, the push-pull mechanism 8 drives the tested part 6 to move, the tested part 6 and the connecting seat 3 are oppositely arranged, and the loading mechanism 2 and the tested part 6 are respectively connected onto the connecting seat 3. The clamping mechanism 5 is driven to clamp the part 6 to be tested. The loading mechanism 2 is not driven, and the tested part 6 is tested for extending and retracting actions. Then, the loading mechanism 2 is driven to apply a load, and the load is transmitted to the tested component 6 through the connecting seat 3, so that the loading condition of the tested component 6 in use is simulated.
From the above description and practice, the loading test bench provided by the present invention has the following advantages compared with the prior art: the device can test the guide sleeve seal and the piston seal of the tested component in a no-load state, and can provide load for the tested component by starting the loading mechanism to simulate the loaded condition of the tested component in use so as to test the reliability of the performance of the tested component.
Those of ordinary skill in the art will understand that: the above description is only for the specific embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A loading test stand, comprising:
the device comprises a rack, a first connecting end and a second connecting end, wherein the rack comprises the first connecting end and the second connecting end which are arranged oppositely, and the first connecting end is connected with a tested component;
the loading mechanism is connected with the second connecting end;
the connecting seat is arranged between the first connecting end and the second connecting end, and two opposite ends of the connecting seat are respectively connected with the loading mechanism and the tested part.
2. The loading test stand of claim 1, wherein:
the rack comprises a base and a rack body covered on the base, and the second connecting end, the connecting seat and the first connecting end are sequentially arranged on the rack body from top to bottom.
3. The loading test stand of claim 2, wherein:
the base is provided with a sliding seat, and the part to be measured is provided with a sliding block in sliding connection with the sliding seat.
4. The loading test stand of claim 3, wherein:
the loading test stand further comprises: and the push-pull mechanism is connected with the sliding block and drives the sliding block to reciprocate along the sliding seat.
5. The loading test stand of claim 4, wherein:
and the machine frame is provided with a clamping mechanism which is used for clamping the tested part.
6. The loading test stand of claim 5, wherein:
clamping mechanism includes two relative splint that set up, two splint are connected respectively the relative both sides surface of support body, and at least one splint with support body swing joint.
7. The loading test stand of claim 6, wherein:
the loading test stand further comprises: the operating valve comprises a first operating rod, a second operating rod and a third operating rod, the first operating rod drives the loading mechanism to reciprocate, the second operating rod drives the push-pull mechanism to reciprocate, and the third operating rod drives the clamping mechanism to reciprocate.
8. The loading test stand of claim 7, wherein:
the loading test stand further comprises: the operation cabinet, the operating valve sets up on the operation cabinet.
9. The loading test stand of any of claims 1 to 6, wherein:
and a protective net is arranged on the frame.
10. The loading test stand of any of claims 1 to 6, wherein:
the hinge part is connected with the loading mechanism, and the automatic alignment part is connected with the tested component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023044235.0U CN214121575U (en) | 2020-12-17 | 2020-12-17 | Loading test stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023044235.0U CN214121575U (en) | 2020-12-17 | 2020-12-17 | Loading test stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214121575U true CN214121575U (en) | 2021-09-03 |
Family
ID=77511865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023044235.0U Active CN214121575U (en) | 2020-12-17 | 2020-12-17 | Loading test stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214121575U (en) |
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2020
- 2020-12-17 CN CN202023044235.0U patent/CN214121575U/en active Active
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