Durability test bench convenient to adjust

Abstract

The utility model discloses a durability test bench convenient to adjust, which relates to the technical field of hinge durability tests and comprises a test frame, one side of a hinge is connected onto the test frame, the other side of the hinge is connected with a door frame, a rotating plate is rotatably connected onto the test frame, a guide rod is arranged on the rotating plate, and the door frame is connected with a door frame. A connecting block is arranged on the guide rod in a penetrating and sliding mode, the connecting block is connected with the door frame through a movable connecting piece, a reciprocating structure for driving the connecting block to move in a reciprocating mode is arranged on the rotating plate, and a balance weight adjusting structure is arranged on the door frame. According to the utility model, the long-stroke reciprocating structure taking the stepping motor as a power source is arranged to drive the connecting block to reciprocate, the door frame is pulled through the movable connecting piece and the connecting block, the hinge is tested within a specified opening and closing angle range, and the adjustment is flexible.

Description

TECHNICAL FIELD

[0001] The utility model relates to hinge durability test technical field, concretely is a durability test bench convenient to adjust. BACKGROUND

[0002] Hinge is used to connect two solids, and relative rotation can occur between the two solids, the hinge needs to go through countless opening and closing in the use process, and the service life of the hinge depends on the number of normal opening and closing of the hinge, so the hinge needs to be tested.

[0003] The patent file with the publication number CN220819404U records a kind of hinge durability test equipment, the equipment is driven by carousel and rocker to make swing lever reciprocating swing, to drive hinge opening and closing, however, since carousel diameter is fixed, swing lever's reciprocating swing angle is also fixed, i.e. in test, the opening and closing angle range of hinge is not convenient, poor practicality.

[0004] Based on this, now provide a kind of durability test bench convenient to adjust, can eliminate the drawbacks of existing device. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of durability test bench convenient to adjust to solve the problem of poor hinge opening and closing angle adjustability in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A kind of durability test bench convenient to adjust, including test frame, the one side of the test frame is connected with hinge, the other side of the hinge is connected with door frame, the test frame is rotatably connected with rotating plate, the rotating plate is equipped with guide rod, the guide rod is equipped with connecting block and is slidably arranged, the connecting block is connected with door frame by movable connecting piece, the rotating plate is equipped with reciprocating structure for driving connecting block to reciprocate, the door frame is equipped with counterweight adjustment structure.

[0008] On the basis of the above technical scheme, the utility model further provides the following optional technical scheme:

[0009] In an alternative scheme: the reciprocating structure includes a first sprocket and a second sprocket rotatably arranged on the rotating plate, a matching chain is provided between the first sprocket and the second sprocket, the connecting block is connected to the chain, a drive motor is connected to the first sprocket at the power output end.

[0010] In an alternative scheme: the movable connecting piece includes a linkage column connected to the connecting block, a linkage block is connected to the end of the door frame away from the hinge, a linkage hole is provided through the linkage block, and the linkage column is located in the linkage hole.

[0011] In an optional solution, the linkage hole has an inner diameter greater than an outer diameter of the linkage column.

[0012] In an optional solution, the counterweight adjusting structure comprises an adjusting plate arranged on the portal, an adjusting block slidingly connected to the adjusting plate, a hand screw threadedly connected to the adjusting block and in contact with the adjusting plate, and a plurality of counterweight blocks stacked on the adjusting block, wherein a anti-disengagement assembly is arranged between the adjusting block and the counterweight blocks.

[0013] In an optional solution, the anti-disengagement assembly comprises a limiting column connected to the adjusting block, the counterweight block is in a U shape, a first anti-disengagement block is connected to the adjusting block, a second anti-disengagement block is connected to an upper surface of the counterweight block, the first anti-disengagement block and the second anti-disengagement block are in a position corresponding to each other, and an anti-disengagement hole matching the first anti-disengagement block and the second anti-disengagement block is arranged on a lower surface of the counterweight block.

[0014] In an optional solution, a support plate is connected to the test frame, a guide groove is arranged on the support plate, a fixing rod is connected to the rotating plate, a guide column is connected to a lower end of the fixing rod and slidingly arranged in the guide groove, a support wheel is rotatably connected to the fixing rod and in contact with the support plate.

[0015] In an optional solution, a rotating axis of the support wheel is directed to a rotating axis of the rotating plate.

[0016] Compared with the prior art, the utility model has the advantages of the following:

[0017] 1. The utility model discloses a long-stroke reciprocating structure driven by a stepping motor as a power source to drive a connecting block to make reciprocating motion, and the connecting block pulls the portal through a movable connecting piece to test the hinge within a specified opening and closing angle range, so that the adjustment is flexible.

[0018] 2. The utility model discloses a counterweight adjusting structure arranged on the portal, which is convenient for an operator to simulate the actual use condition of the hinge and is beneficial to obtaining a more accurate service life of the hinge. DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0020] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model Figure 1 A is a partial enlarged view of the utility model.

[0021] Figure 3 It is a schematic diagram of the three-dimensional structure of the utility model Figure 1 B is a partial enlarged view of the utility model.

[0022] Figure 4The utility model discloses a gantry's structure schematic drawing.

[0023] Figure 5 The utility model discloses a Figure 4 Partial close -up drawing of C.

[0024] Figure 6 The utility model discloses a adjusting block's structure schematic drawing.

[0025] Figure mark annotation: 101, test frame;102, hinge;103, gantry;201, rotating plate;202, first sprocket;203, second sprocket;204, chain;205, connecting block;206, guide rod;207, drive motor;208, linkage column;209, linkage block;210, linkage hole;301, fixed rod;302, guide column;303, support plate;304, guide slot;305, support wheel;401, adjusting plate;402, adjusting block;403, hand screw;404, limit column;405, counterweight block;406, anti -drop hole;407, first anti -drop block;408, second anti -drop block. DETAILED DESCRIPTION

[0026] In order to make the utility model's purpose, technical scheme and advantage more clearly clear, following combining with the drawing and example, this utility model carries out further detailed explanation.

[0027] In one embodiment, as Figures 1-6 Illustrated, a kind of durable test bench for adjusting easily, including test frame 101, the side of test frame 101 is connected with hinge 102, the other side of hinge 102 is connected with gantry 103, test frame 101 is rotatably connected with rotating plate 201, rotating plate 201 is equipped with guide rod 206, guide rod 206 is equipped with connecting block 205 slidingly through, connecting block 205 is connected between gantry 103 by movable connecting piece, rotating plate 201 is equipped with the reciprocating structure of driving connecting block 205 reciprocating, gantry 103 is equipped with counterweight adjusting structure.

[0028] In the embodiment, the stroke of reciprocating structure is long, and step motor is power source, can drive connecting block 205 reciprocating in any section in the stroke of reciprocating structure, is connected by movable connecting piece, i.e. drive hinge 102 to carry out test in specified opening and closing angle range, adjust flexible, change gantry 103 deadweight by counterweight adjusting structure, improve practicability.

[0029] In one embodiment, as Figures 1-3As shown, the reciprocating structure includes a first sprocket 202 and a second sprocket 203 rotatably arranged on the rotating plate 201, a matching chain 204 arranged between the first sprocket 202 and the second sprocket 203, a connecting block 205 connected to the chain 204, a driving motor 207 connected to the rotating plate 201, a power output end of the driving motor 207 connected to the first sprocket 202, the driving motor 207 driving the first sprocket 202 to rotate reciprocally, the first sprocket 202 driving the chain 204 to rotate reciprocally, and the chain 204 driving the connecting block 205 to slide reciprocally on the guide rod 206.

[0030] In one embodiment, as shown in Figure 1 and Figure 3 As shown, the movable connecting piece includes a linkage column 208 connected to the connecting block 205, a linkage block 209 connected to the gantry 103 away from the hinge 102, a linkage hole 210 penetratingly arranged on the linkage block 209, the linkage column 208 located in the linkage hole 210, the inner diameter of the linkage hole 210 greater than the outer diameter of the linkage column 208, and the connecting block 205 moving while the linkage column 208 pulling the gantry 103 through the linkage block 209, at this time the rotating plate 201 rotating on the test stand 101, the gantry 103 rotating on the test stand 101, the linkage column 208 not providing upward support to the linkage block 209, and the weight of the gantry 103 completely borne by the hinge 102, thereby better simulating the working condition of the hinge 102 in actual use.

[0031] In one embodiment, as shown in Figure 4 and Figure 6 As shown, the counterweight adjusting structure includes an adjusting plate 401 arranged on the gantry 103, an adjusting block 402 slidingly connected to the adjusting plate 401, a hand screw 403 threadedly connected to the adjusting block 402, the hand screw 403 in contact with the adjusting plate 401, a plurality of counterweight blocks 405 stacked on the adjusting block 402, a anti-falling assembly arranged between the adjusting block 402 and the counterweight blocks 405, the anti-falling assembly including a limiting column 404 connected to the adjusting block 402, the counterweight blocks 405 being U-shaped, a first anti-falling block 407 connected to the adjusting block 402, a second anti-falling block 408 connected to the upper surface of the counterweight blocks 405, the positions of the first anti-falling block 407 and the second anti-falling block 408 corresponding to each other, and an anti-falling hole 406 arranged on the lower surface of the counterweight blocks 405 and matching the first anti-falling block 407 and the second anti-falling block 408, the number of the counterweight blocks 405 and the position of the adjusting block 402 on the adjusting plate 401 being adjusted according to actual test needs, facilitating an operator to simulate the actual use condition of the hinge 102, and being conducive to obtaining a more accurate service life of the hinge 102.

[0032] In one embodiment, as shown in Figure 1 and Figure 5As shown, the test frame 101 is connected with a support plate 303, the support plate 303 is provided with a guide groove 304, the rotating plate 201 is connected with a fixed rod 301, the lower end of the fixed rod 301 is connected with a guide column 302, the guide column 302 is slidingly arranged in the guide groove 304, the fixed rod 301 is rotatably connected with a support wheel 305, the support wheel 305 is in contact with the support plate 303, the rotation axis of the support wheel 305 is directed to the rotation axis of the rotating plate 201, the support wheel 305 supports the rotating plate 201 through the fixed rod 301, so that the stress of the rotating plate 201 is more balanced, which is beneficial to the stable operation of the device.

[0033] The above embodiment discloses a durable test bench convenient to adjust, wherein the driving motor 207 is a step motor driving the first chain wheel 202 to rotate reciprocatingly, the first chain wheel 202 drives the chain 204 to rotate reciprocatingly, the chain 204 drives the connecting block 205 to slide reciprocatingly on the guide rod 206, when the connecting block 205 moves, the linkage column 208 pulls the gantry 103 through the linkage block 209, at this time, the rotating plate 201 rotates on the test frame 101, the gantry 103 rotates on the test frame 101, that is, drives the hinge 102 to test in the specified opening and closing angle range, the adjustment is flexible, the linkage column 208 does not provide upward support for the linkage block 209, and the hinge 102 completely bears the weight of the gantry 103, so that the working condition of the hinge 102 in actual use is better simulated, according to actual test needs, the number of the counterweight block 405 is adjusted, and the position of the adjusting block 402 on the adjusting plate 401 is adjusted, so that the actual use working condition of the hinge 102 is simulated by the operator, which is beneficial to obtaining more accurate service life of the hinge 102.

[0034] The above only describes specific embodiments of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A durable test bench for easy adjustment comprising a test frame (101) to which one side of a hinge (102) is connected, the other side of the hinge (102) being connected to a portal frame (103), characterized in that, The test frame (101) is rotatably connected with a rotating plate (201), the rotating plate (201) is provided with a guide rod (206), the guide rod (206) is slidably connected with a connecting block (205), the connecting block (205) is connected with the gantry (103) through a movable connecting piece, the rotating plate (201) is provided with a reciprocating structure for driving the connecting block (205) to reciprocate, and the gantry (103) is provided with a counterweight adjusting structure.

2. A durability test bench for easy adjustment according to claim 1, characterized in that, The reciprocating structure comprises a first sprocket (202) and a second sprocket (203) rotatably arranged on the rotating plate (201), and a chain (204) is arranged between the first sprocket (202) and the second sprocket (203). The connecting block (205) is connected to the chain (204). The rotating plate (201) is connected with a driving motor (207), and the power output end of the driving motor (207) is connected with the first sprocket (202).

3. A durability test bench for easy adjustment according to claim 1, characterized in that, The movable connecting piece comprises a linkage column (208) connected to the connecting block (205), and the gantry (103) is connected with a linkage block (209) away from the hinge (102). A linkage hole (210) is arranged through the linkage block (209), and the linkage column (208) is located in the linkage hole (210).

4. A durability test bench for easy adjustment according to claim 3, characterized in that, The inner diameter of the linkage hole (210) is greater than the outer diameter of the linkage column (208).

5. The durability test bench of claim 1, wherein, The counterweight adjusting structure comprises an adjusting plate (401) arranged on the gantry (103), and the adjusting plate (401) is slidably connected with an adjusting block (402). The adjusting block (402) is threadedly connected with a hand screw (403), and the hand screw (403) is in contact with the adjusting plate (401). A plurality of counterweight blocks (405) are stacked on the adjusting block (402), and a anti-falling assembly is arranged between the adjusting block (402) and the counterweight blocks (405).

6. A durability test bench for ease of adjustment according to claim 5, characterized in that, The anti-falling assembly comprises a limiting column (404) connected to the adjusting block (402), and the counterweight blocks (405) are in U-shaped. The adjusting block (402) is connected with a first anti-falling block (407), and the counterweight blocks (405) are connected with a second anti-falling block (408) on the upper surface. The positions of the first anti-falling block (407) and the second anti-falling block (408) correspond to each other, and the lower surface of the counterweight blocks (405) is provided with an anti-falling hole (406) matched with the first anti-falling block (407) and the second anti-falling block (408).

7. The durability test bench of claim 1, wherein, The test frame (101) is connected with a support plate (303), and the support plate (303) is provided with a guide groove (304). The rotating plate (201) is connected with a fixed rod (301), and the lower end of the fixed rod (301) is connected with a guide column (302). The guide column (302) is slidably arranged in the guide groove (304). The fixed rod (301) is rotatably connected with a support wheel (305), and the support wheel (305) is in contact with the support plate (303).

8. A durability test bench for ease of adjustment according to claim 7, characterized in that, The rotation axis of the support wheel (305) is directed to the rotation axis of the rotating plate (201).

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