Sprocket shaft group testing mechanism for scraper conveyer

Abstract

The invention discloses a chain wheel shaft set testing mechanism for a scraper conveyor, and relates to the technical field of chain wheel shaft set testing. According to the chain wheel shaft set testing mechanism for the scraper conveyor, through cooperation of the bearing disc frame and the concave detection frame, when a chain wheel shaft set body is tested, the chain wheel shaft set body can be conveyed to the concave detection frame through the bearing disc frame, then automatic calibration and locking are completed through the locking ends on the two sides, and then the chain wheel shaft set body is driven to operate; compared with a traditional testing mode, the performance testing device is more convenient and faster to use and can be suitable for locking chain wheel shaft set bodies of different sizes, and the operation efficiency and operation convenience of the device are improved.

Description

Technical Field

[0001] The invention relates to the technical field of sprocket shaft group testing, in particular to a sprocket shaft group testing mechanism for a scraper conveyor. Background Art

[0002] A conveyor that uses a scraper chain to transport bulk materials in a trough is called a scraper conveyor; a scraper conveyor that can bend adjacent middle troughs in the horizontal and vertical planes to a limited extent is called a flexible scraper conveyor. The scraper conveyor is driven by a sprocket shaft group. During the production process, the performance of the sprocket shaft group needs to be tested to ensure the subsequent operation effect and operation safety. Referring to the Chinese patent, the announcement number is "CN213658252U" "A sprocket shaft group testing device", the patent points out that the existing detection devices all need to manually adjust the relative position of the motor and the sprocket shaft group, and the preliminary preparation work for the trial operation of the sprocket shaft group is much and the operation is cumbersome; but the above-mentioned equipment still has the problem of cumbersome assembly of the sprocket shaft group, which affects the operation efficiency and convenience of operation. In this regard, we propose a sprocket shaft group testing mechanism for scraper conveyors to solve the above problems. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides a sprocket shaft assembly testing mechanism for a scraper conveyor, which solves the problems raised in the above-mentioned background technology.

[0004] To achieve the above purpose, the present invention is implemented through the following technical solutions: a sprocket shaft group testing mechanism for a scraper conveyor, comprising a body, a top surface of which is slidably connected to a bearing disc frame for conveying the sprocket shaft group body; The interior of the machine body is slidably connected with a concave detection frame, and both ends of the concave detection frame are provided with locking ends, which are used to lock the two ends of the conveyed sprocket shaft group body and drive the locked sprocket shaft group body to run, so as to realize the test operation; One end of the concave detection frame is rotatably connected to a transmission collar, the locking end is slidably connected inside the transmission collar, and the other locking end is rotatably connected to an end of the concave detection frame away from the transmission collar, and the two locking ends always remain coaxial; A driving end is rotatably connected inside the machine body, and a driving belt is rotatably connected between the driving end and the transmission ring, which is used to drive the transmission ring to rotate inside the concave detection frame. A driving motor is fixedly installed on the machine body, and the output end of the driving motor is connected to the driving end through a coupling. A driving cylinder is installed outside the machine body, and a rotating end is installed on the piston end of the driving cylinder, and the rotating end is rotatably connected to the corresponding locking end. A positioning notch is provided inside the locking end, and a plurality of locking cams are slidably connected inside the positioning notch. A supporting spring is installed between the locking cam and the locking end, and an arc surface is provided at one end of the locking cam away from the supporting spring.

[0005] Preferably, a test chain is provided inside the machine body for connecting to the sprocket shaft assembly body during the test. A detection rod is rotatably connected inside the machine body, a test sprocket is fixedly sleeved on the outside of the detection rod, and the test chain is connected to the outside of the test sprocket.

[0006] Preferably, a locking nut is provided inside the test sprocket for locking the test sprocket and the detection rod.

[0007] Preferably, a pushing cylinder is fixedly installed inside the machine body, and a piston end of the pushing cylinder is fixedly connected to the concave detection frame to drive the concave detection frame to slide inside the machine body.

[0008] Preferably, a limiting assembly is provided at the bottom of the supporting disc rack for adjusting the height of the supporting disc rack.

[0009] Preferably, the limit assembly includes a limit plate frame, two limit plate frames are provided and are rotatably installed inside the machine body, the ends of the limit plate frames are rotatably connected with threaded adjustment sleeves, the threaded adjustment sleeves are rotatably installed inside the machine body, slides are fixedly installed on both sides of the bottom of the supporting disc frame, the slides are slidably connected inside the corresponding limit plate frames, an adjusting cylinder body is fixedly installed inside the machine body, and a telescopic sleeve plate is rotatably installed on the piston end of the adjusting cylinder body, and the telescopic sleeve plate is installed at the bottom of the supporting disc frame.

[0010] Preferably, one end of the limit plate frame away from the threaded adjustment sleeve is rotatably connected to a limit shaft, and the limit shaft is rotatably connected to the machine body.

[0011] Preferably, a protective component is provided inside the machine body, which is used to extend when the sprocket shaft assembly body is tested to achieve protective operations.

[0012] Preferably, the protective assembly includes a protective plate frame, which is fixed inside the machine body, and the protective plate frame is slidably connected to an inner protective plate inside the machine body, and the body is rotatably connected to a transmission shaft inside, and a transmission gear is fixedly sleeved on the outer side of the transmission shaft, and a transmission belt is rotatably connected between the end of the transmission shaft and the driving end head, and a transmission tooth plate is fixedly installed on the bottom of the protective plate frame, and the transmission gear and the transmission tooth plate are meshed with each other.

[0013] Preferably, the protective plate frame and the inner protective plate are always kept parallel, and a plurality of springs for resetting are installed between the end of the inner protective plate and the inside of the protective plate frame.

[0014] The present invention provides a sprocket shaft assembly testing mechanism for a scraper conveyor. Compared with the prior art, the present invention has the following beneficial effects: (1) The sprocket shaft group testing mechanism for the scraper conveyor can transport the sprocket shaft group body to the concave detection frame through the bearing disc frame through the cooperation with the concave detection frame, and then complete the automatic calibration and locking through the locking ends on both sides, and then drive the sprocket shaft group body to run to achieve the test operation of its performance. Compared with the traditional testing method, it is more convenient and can be applied to the locking operation of sprocket shaft group bodies of different sizes, thereby improving the operating efficiency and convenience of the equipment.

[0015] (2) The sprocket shaft assembly testing mechanism for the scraper conveyor can adjust the conveying height of the carrier disc frame according to the sprocket shaft assembly body of different sizes through the setting of the limit assembly. Therefore, when the sprocket shaft assembly body reaches the position to be tested, the locking operation can be achieved through the locking ends on both sides, further improving the locking effect of the equipment and the test safety.

[0016] (3) The sprocket shaft group testing mechanism for the scraper conveyor, through the setting of the protective component, can automatically extend the inner protective plate inside the protective plate frame during the test, thereby protecting the equipment and avoiding accidents caused by the rotation of the sprocket shaft group body during the test, thereby further improving the operating safety of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the cross-sectional structure of the machine body of the present invention; Figure 3 For the present invention Figure 2 Front view; Figure 4 For the present invention Figure 3 The enlarged structural diagram at A in the middle; Figure 5 It is a schematic diagram of the structure of the concave detection frame and the protective plate frame of the present invention; Figure 6 It is a schematic diagram of the structure of the concave detection frame of the present invention; Figure 7 It is a schematic cross-sectional view of the locking end and the transmission collar of the present invention; Figure 8 For the present invention Figure 7 Enlarged structural diagram at B in the middle.

[0018] In the figure: 1, machine body; 2, driving motor; 201, driving end; 202, driving belt; 3, driving cylinder; 301, rotating end; 4, pushing cylinder; 5, bearing plate frame; 501, slide plate; 502, adjusting cylinder; 5021, telescopic sleeve; 6, limit plate frame; 601, limit shaft; 602, threaded adjustment sleeve rod; 7, protective plate frame; 701, inner protective plate; 702, transmission tooth plate; 703, transmission shaft; 704, transmission gear; 705, transmission belt; 8, concave detection frame; 9, detection rod; 901, test sprocket; 902, locking nut; 10, test chain; 11, sprocket shaft assembly body; 12, locking end; 1201, positioning notch; 1202, locking cam; 1203, support spring; 1204, arc surface; 13, transmission ring. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] See also Figure 1-Figure 8 The present invention provides two technical solutions, which specifically include the following embodiments: Embodiment 1: In the embodiment of the present invention, a sprocket shaft group testing mechanism for a scraper conveyor includes a body 1, and a bearing disc frame 5 is slidably connected to the top surface of the body 1 for conveying a sprocket shaft group body 11. During the test, the sprocket shaft group body 11 is first placed on the bearing disc frame 5 by hoisting or carrying, and then the bearing disc frame 5 is operated to convey the sprocket shaft group body 11 to a position to be tested; In the embodiment of the present invention, further, a concave detection frame 8 is slidably connected to the inside of the machine body 1, and locking ends 12 are provided at both ends of the concave detection frame 8. The locking ends 12 are used to lock the two ends of the conveyed sprocket shaft group body 11, and drive the locked sprocket shaft group body 11 to run, so as to realize the test operation. When the carrier disc frame 5 runs to convey the sprocket shaft group body 11 to the position to be tested, the locking end 12 on one side approaches the sprocket shaft group body 11, and the two ends of the sprocket shaft group body 11 can be clamped by the two locking ends 12, and then the locking end 12 is rotated to drive the clamped sprocket shaft group body 11 to rotate, so as to realize the detection operation. In the embodiment of the present invention, a detection module is provided inside the concave detection frame 8, and the detection module includes a rotation speed detection unit, an eccentric angle detection unit, a temperature detection unit, and a stability detection unit. The detection modules are all existing devices, and the control is realized based on the PLC control module, and no further description is given again; In the embodiment of the present invention, specifically, one end of the concave detection frame 8 is rotatably connected with a transmission collar 13, and the locking end 12 is slidably connected inside the transmission collar 13. The other locking end 12 is rotatably connected to the end of the concave detection frame 8 away from the transmission collar 13. The two locking ends 12 always remain coaxial. The transmission collar 13 is used to realize the driving operation. When the locking end 12 located inside the transmission collar 13 slides toward the side of the sprocket shaft group body 11 until the sprocket shaft group body 11 is clamped, the transmission collar 13 is rotated to drive the locking end 12 and the clamped sprocket shaft group body 11 to run, thereby realizing the detection operation of the parameters of the sprocket shaft group body 11 during the operation process; In the embodiment of the present invention, further, a driving end head 201 is rotatably connected inside the body 1, and a driving belt 202 is rotatably connected between the driving end head 201 and the transmission sleeve 13. The driving belt 202 is an existing device for realizing transmission operation, and can be used to drive the transmission sleeve 13 to rotate inside the concave detection frame 8; In the embodiment of the present invention, specifically, when the driving end head 201 is running, the driving belt 202 can cooperate to drive the transmission ring 13 to rotate inside the concave detection frame 8 to achieve the driving operation; In the embodiment of the present invention, specifically, the machine body 1 is fixedly mounted with a driving motor 2, and the output end of the driving motor 2 is connected to the driving end head 201 through a coupling, a driving cylinder 3 is mounted on the outside of the machine body 1, and a rotating end head 301 is mounted on the piston end of the driving cylinder 3, and the rotating end head 301 is rotatably connected with the corresponding locking end head 12, and the rotating end head 301 is used to drive the corresponding locking end head 12 to slide inside the transmission collar 13, so that the locking end head 12 completes the clamping operation in the process of sliding toward the side of the sprocket shaft assembly body 11; In the embodiment of the present invention, specifically, a positioning notch 1201 is provided inside the locking end head 12, and a plurality of locking cams 1202 are slidably connected inside the positioning notch 1201. A support spring 1203 is installed between the locking cam 1202 and the locking end head 12. An arc surface 1204 is provided at one end of the locking cam 1202 away from the support spring 1203. When the locking end head 12 slides toward one side of the sprocket shaft assembly body 11, as the two ends of the sprocket shaft assembly body 11 enter the positioning notch 12 provided inside the locking end head 12, 201, until the end of the sprocket shaft assembly body 11 contacts the inner wall of the positioning notch 1201, the locking operation of the sprocket shaft assembly body 11 can be completed through the cooperation of multiple locking convex shafts 1202, and the positioning notch 1201 is formed into a cone shape, which can be suitable for clamping sprocket shaft assembly bodies 11 of different sizes. At the same time, during the clamping and locking process, the calibration of the sprocket shaft assembly body 11 can be automatically completed, so that the sprocket shaft assembly body 11 can be kept coaxial with the locking ends 12 on both sides; In the embodiment of the present invention, specifically, a test chain 10 is provided inside the body 1, which is used to be connected to the sprocket shaft assembly body 11 during the test. The body 1 is rotatably connected to a detection rod 9, and a test sprocket 901 is fixedly sleeved on the outside of the detection rod 9. The test chain 10 is connected to the outside of the test sprocket 901. Figure 6 , Figure 7 The position of the test chain 10 is not connected at this time. The test chain 10 is hung on the end of the locking end 12. After the locking end 12 locks the sprocket shaft assembly body 11, the test effect can be further improved by connecting the test chain 10 to the sprocket shaft assembly body 11. In the embodiment of the present invention, specifically, in order to facilitate connecting the test chain 10 to the sprocket shaft assembly body 11, the concave detection frame 8 can be slid inside the body 1 during operation to adjust the tension of the test chain 10, thereby improving the convenience of operation of the device; In the embodiment of the present invention, specifically, a locking nut 902 is provided inside the test sprocket 901, which is used to lock the test sprocket 901 and the detection rod 9. By setting the locking nut 902, the installation position of the test sprocket 901 can be adjusted to ensure the applicable scope of the device; In the embodiment of the present invention, specifically, a push cylinder 4 is fixedly installed inside the body 1, and the piston end of the push cylinder 4 is fixedly connected to the concave detection frame 8, which is used to drive the concave detection frame 8 to slide inside the body 1. The push cylinder 4 is an existing device; In the embodiment of the present invention, further, a limit assembly is provided at the bottom of the carrier tray 5 for adjusting the height of the carrier tray 5. By adjusting the height of the carrier tray 5, it can be suitable for conveying sprocket shaft assembly bodies 11 of different sizes, so that the sprocket shaft assembly body 11 can maintain coaxiality with the locking ends 12 on both sides after reaching the position to be tested, thereby further improving the clamping stability; In the embodiment of the present invention, specifically, the limiting assembly includes a limiting plate frame 6, two limiting plate frames 6 are respectively rotatably installed inside the machine body 1, the ends of the limiting plate frames 6 are rotatably connected with threaded adjustment sleeve rods 602, the threaded adjustment sleeve rods 602 are rotatably installed inside the machine body 1, and slide plates 501 are fixedly installed on both sides of the bottom of the bearing disc frame 5, and the slide plates 501 are slidably connected to the corresponding limiting plate frames 6. An adjusting cylinder 502 is fixedly installed inside the machine body 1, and a telescopic sleeve plate 5021 is rotatably installed on the piston end of the adjusting cylinder 502, and the telescopic sleeve plate 5021 is installed at the bottom of the bearing disc frame 5; In the embodiment of the present invention, the threaded adjustment sleeve rod 602 is an existing device, that is, the two ends of the hollow sleeve are threadedly connected with adjustment rods, and the ends of the two adjustment rods are respectively connected and rotatably connected to the machine body 1 and the limit plate frame 6. When the hollow sleeve is rotated forward or reversed, the adjustment rods at both ends can be stretched or retracted by force to adjust the installation inclination of the limit plate frame 6, so that the height of the bearing plate frame 5 when sliding to the position to be measured is easy to adjust, so that it can be suitable for the conveying operation of the sprocket shaft group body 11 of different sizes; In the embodiment of the present invention, specifically, one end of the limiting plate frame 6 away from the threaded adjustment sleeve rod 602 is rotatably connected to the limiting shaft 601 , and the limiting shaft 601 is rotatably connected to the body 1 .

[0021] Embodiment 2: Based on embodiment 1, on the basis of embodiment 1; a protective component is provided inside the machine body 1, which is used to extend when testing the sprocket shaft group body 11 to achieve protective operation; the protective component includes a protective plate frame 7, the protective plate frame 7 is fixed inside the machine body 1, the inner protective plate 701 is slidably connected inside the protective plate frame 7, the transmission shaft 703 is rotatably connected inside the machine body 1, the outer side of the transmission shaft 703 is fixedly sleeved with a transmission gear 704, the end of the transmission shaft 703 is rotatably connected with the driving end head 201, and a transmission belt 705 is rotatably connected between the end of the transmission shaft 703 and the driving end head 201, and a transmission tooth plate 702 is fixedly installed at the bottom of the protective plate frame 7, and the transmission gear 704 and the transmission tooth plate 702 are meshed with each other; In the embodiment of the present invention, specifically, the length of the transmission gear 704 is two-thirds of the inner protective plate 701, that is, when the transmission gear 704 is in operation, it can drive the protective plate frame 7 to slide outward through the transmission tooth plate 702 to achieve protection, until the transmission gear 704 moves to the end of the transmission tooth plate 702 and keeps idling, at which time the inner protective plate 701 is stationary, and the extension of the inner protective plate 701 can effectively improve the operation safety of the equipment; In the embodiment of the present invention, the protective plate frame 7 and the inner protective plate 701 always remain parallel, and a plurality of springs for resetting are installed between the end of the inner protective plate 701 and the inside of the protective plate frame 7. After the operation is completed, the transmission shaft 703 is reversed, and the inner protective plate 701 can be retracted into the inside of the protective plate frame 7 through the cooperation of the springs.

[0022] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0023] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the present invention.

Claims

1. A sprocket shaft assembly testing mechanism for a scraper conveyor, comprising a body (1), characterized in that: The top surface of the machine body (1) is slidably connected to a bearing disc rack (5) for conveying the sprocket shaft assembly body (11); The body (1) is internally slidably connected to a concave detection frame (8), and both ends of the concave detection frame (8) are provided with locking ends (12), the locking ends (12) being used to lock both ends of the conveyed sprocket shaft assembly body (11) and drive the locked sprocket shaft assembly body (11) to run, thereby realizing a test operation; One end of the concave detection frame (8) is rotatably connected to a transmission collar (13), the locking end (12) is slidably connected inside the transmission collar (13), and the other locking end (12) is rotatably connected to an end of the concave detection frame (8) away from the transmission collar (13), and the two locking ends (12) always remain coaxial; A driving end (201) is rotatably connected inside the machine body (1), and a driving belt (202) is rotatably connected between the driving end (201) and the transmission ring (13) for driving the transmission ring (13) to rotate inside the concave detection frame (8). A driving motor (2) is fixedly mounted on the machine body (1), and the output end of the driving motor (2) is connected to the driving end (201) via a coupling. A driving cylinder (3) is mounted outside the machine body (1), and a rotating end (301) is mounted on the piston end of the driving cylinder (3), and the rotating end (301) is rotatably connected to the corresponding locking end (12); A positioning notch (1201) is provided inside the locking end (12), a plurality of locking cams (1202) are slidably connected inside the positioning notch (1201), a support spring (1203) is installed between the locking cams (1202) and the locking end (12), and an arcuate surface (1204) is provided at one end of the locking cam (1202) away from the support spring (1203).

2. A sprocket shaft assembly testing mechanism for a scraper conveyor according to claim 1, characterized in that: A test chain (10) is provided inside the machine body (1) for connecting to the sprocket shaft assembly body (11) during the test process; a detection rod (9) is rotatably connected inside the machine body (1); a test sprocket (901) is fixedly sleeved on the outside of the detection rod (9); and the test chain (10) is connected to the outside of the test sprocket (901).

3. A sprocket shaft assembly testing mechanism for a scraper conveyor according to claim 2, characterized in that: A locking nut (902) is provided inside the test sprocket (901) for locking the test sprocket (901) and the detection rod (9).

4. The sprocket shaft assembly testing mechanism for a scraper conveyor according to claim 1, characterized in that: A pushing cylinder (4) is fixedly installed inside the machine body (1), and a piston end of the pushing cylinder (4) is fixedly connected to the concave detection frame (8) for driving the concave detection frame (8) to slide inside the machine body (1).

5. The sprocket shaft assembly testing mechanism for a scraper conveyor according to claim 1, characterized in that: A limiting assembly is provided at the bottom of the supporting disc rack (5) for adjusting the height of the supporting disc rack (5).

6. A sprocket shaft assembly testing mechanism for a scraper conveyor according to claim 5, characterized in that: The limiting assembly comprises a limiting plate frame (6), wherein two limiting plate frames (6) are provided and are rotatably mounted inside the machine body (1), and the ends of the limiting plate frames (6) are rotatably connected to threaded adjustment sleeves (602), and the threaded adjustment sleeves (602) are rotatably mounted inside the machine body (1). Slide plates (501) are fixedly mounted on both sides of the bottom of the bearing disc frame (5), and the slide plates (501) are slidably connected inside the corresponding limiting plate frames (6). An adjusting cylinder (502) is fixedly mounted inside the machine body (1), and a telescopic sleeve (5021) is rotatably mounted on the piston end of the adjusting cylinder (502), and the telescopic sleeve (5021) is mounted on the bottom of the bearing disc frame (5).

7. A sprocket shaft assembly testing mechanism for a scraper conveyor according to claim 6, characterized in that: One end of the limit plate frame (6) away from the threaded adjustment sleeve (602) is rotatably connected to the limit shaft (601), and the limit shaft (601) is rotatably connected to the machine body (1).

8. The sprocket shaft assembly testing mechanism for a scraper conveyor according to claim 1, characterized in that: A protective component is provided inside the machine body (1) and is used to be extended when the sprocket shaft assembly body (11) is tested to achieve protective operation.

9. A sprocket shaft assembly testing mechanism for a scraper conveyor according to claim 8, characterized in that: The protection component comprises a protection plate frame (7), the protection plate frame (7) is fixed inside the machine body (1), an inner protection plate (701) is slidably connected inside the protection plate frame (7), a transmission shaft (703) is rotatably connected inside the machine body (1), a transmission gear (704) is fixedly sleeved on the outside of the transmission shaft (703), a transmission belt (705) is rotatably connected between the end of the transmission shaft (703) and the driving end (201), a transmission tooth plate (702) is fixedly installed at the bottom of the protection plate frame (7), and the transmission gear (704) and the transmission tooth plate (702) are meshed with each other.

10. The sprocket shaft assembly testing mechanism for a scraper conveyor according to claim 1, characterized in that: The protection plate frame (7) and the inner protection plate (701) are always kept parallel, and a plurality of springs for resetting are installed between the end of the inner protection plate (701) and the inside of the protection plate frame (7).

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