Bolt quality detection device

Abstract

The utility model discloses a bolt quality detection device, which comprises a bottom plate, a protective cover, a support plate, a chute, a slot, a support assembly, an adjusting assembly and a detection assembly, the upper end of the bottom plate is fixedly connected with the protective cover, the support plate is arranged at the upper end of the bottom plate, the chute is arranged at the upper end of the support plate, the slot is arranged at one side of the support plate, and the adjusting assembly is arranged at the other side of the support plate. A supporting assembly used for fixing the bolt is installed in the sliding groove, an adjusting assembly used for controlling the supporting plate to slide at the upper end of the bottom plate to adjust the bolt detection position is installed on one side of the upper end of the bottom plate, and a detection assembly used for detecting the shear resistance of the bolt is installed in the middle of the upper end of the bottom plate. The utility model has the advantages that the shearing resistance of the screw part of the bolt can be accurately detected in the detection process, and the safety and the reliability of the bolt in use are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bolt quality inspection, in particular to a bolt quality inspection device. Background Art

[0002] A bolt is a mechanical part, a cylindrical threaded fastener that is paired with a nut. It consists of two parts: a head and a screw (a cylinder with external threads). It must be matched with a nut to fasten two parts with through holes. This type of connection is called a bolt connection. If the nut is unscrewed from the bolt, the two parts can be separated. In order to ensure the quality of the bolt during use, it is necessary to conduct quality inspections on it.

[0003] The information disclosed in this background technology section is only intended to enhance understanding of the overall background of the invention and should not be regarded as an admission or any form of suggestion that the information constitutes the prior art already known to a person skilled in the art.

[0004] Announcement No. CN211877619U discloses a quality inspection device for bolt manufacturing, which belongs to the field of bolt quality inspection technology. It includes a quality inspection box, the front side wall of the quality inspection box is equipped with a movable door, the movable door is equipped with an observation window, and a cylinder is installed on the top end of the interior of the quality inspection box, the output shaft end of the cylinder is connected to the movable frame, the middle position of the movable frame is equipped with an upper clamping structure, and two guide blocks are symmetrically fixed at both ends of the movable frame; the utility model is provided with a cylinder, a movable frame, an upper clamping structure, a support seat, a groove, a rotating motor, a rotating platform, a accommodating groove, a lower clamping structure and a torque meter. At the same time, the upper clamping structure and the lower clamping structure are both equipped with a reduction motor, a double-headed screw, a movable block, a limit block, a support rod and a splint. Multiple structures cooperate with each other to detect the maximum tensile torsional force of the bolt, and have good market promotion power.

[0005] Although the bolt detection device in the existing technology can detect the maximum tensile torsion of the bolt by setting a reduction motor, a double-headed screw, a moving block, a limit block, a support rod and a clamp, and multiple structures cooperate with each other, in actual applications, the shear resistance of the bolt is also crucial, especially in terms of the safety and stability of the load-bearing structure. The existing equipment has shortcomings in limiting lateral displacement and is unable to detect the shear resistance of the bolt. Utility Model Content

[0006] The technical problem to be solved by the utility model is to overcome the above-mentioned defects and provide a bolt quality detection device.

[0007] In order to solve the above technical problems, the technical solution provided by the present utility model is: a bolt quality detection device, characterized in that it includes: a bottom plate;

[0008] A protective cover, the protective cover being fixedly connected to the upper end of the bottom plate;

[0009] A support plate, the support plate is arranged on the upper end of the bottom plate, a slide groove is opened on the upper end of the support plate, and a slot is opened on the front end of one side of the support plate;

[0010] A support assembly is provided inside the slide groove, and includes a fixing hole, a slide rod, a baffle and a spring. The fixing hole is opened in the middle of one side of the support plate, the slide rod is slidably connected to the inside of the fixing hole, the baffle is fixedly connected to one side of the slide rod, the baffle is inserted into the slide groove, the spring is provided inside the slide groove, and the spring is sleeved on the outside of the slide rod;

[0011] An adjusting assembly is provided on one side of the upper end of the base plate, and the adjusting assembly includes an adjusting slot, an adjusting block, a screw rod and a drive box. The adjusting slot is opened on one side of the middle part of the upper end of the base plate, the adjusting block is inserted into the adjusting slot, the adjusting block is fixedly connected to the lower end of the support plate, the screw rod is rotatably connected to the inside of the adjusting slot through a bearing, the adjusting block is threadedly connected to the outside of the screw rod, one end of the screw rod extends to the outside of the base plate, one end of the screw rod is fixedly connected to the drive box, and the drive box is fixedly connected to the middle part of one side of the base plate;

[0012] The detection component is arranged in the middle of the upper end of the bottom plate.

[0013] As an improvement, the detection component includes:

[0014] A support block, the support block being fixedly connected to the middle portion of the upper end of the bottom plate;

[0015] A placement slot, the placement slot being provided at the upper end of the support block;

[0016] A pressing block, the pressing block being inserted into the placement slot;

[0017] Hydraulic cylinder 1, the hydraulic cylinder 1 is fixedly connected to the upper end of the pressure block, and the hydraulic cylinder 1 is fixedly connected to the upper end of the inner part of the protective cover;

[0018] A second hydraulic cylinder, wherein the second hydraulic cylinder is fixedly connected to the upper end of the protective cover;

[0019] The cutter is fixedly connected to the second lower end of the hydraulic cylinder, and the cutter is attached to one side of the support block.

[0020] As an improvement, door panels are rotatably connected to the front ends of both sides of the interior of the protective cover.

[0021] As an improvement, support columns are fixedly connected to the front and rear parts of both sides of the lower end of the base plate.

[0022] As an improvement, a collecting groove is provided on one side of the upper end of the bottom plate, and a collecting box is inserted into the collecting groove.

[0023] The advantages of the present invention over the prior art are as follows: when in use, the screw rod of the bolt is inserted into the slot, the head of the bolt is inserted into the slide groove, the elastic force of the spring pushes the baffle to push the head of the bolt under the restriction of the fixing hole and the slide rod, and the head of the bolt fixes the bolt inside the slide groove, thereby improving the stability when adjusting the detection position; then, the screw rod part of the bolt is controlled to move to the lower end of the cutter by the adjustment component, the screw rod part of the bolt is clamped by the hydraulic cylinder 1, and the cutter is controlled by the hydraulic cylinder 2 to perform shear resistance detection on the screw rod of the bolt, thereby ensuring that the shear resistance of the screw rod part of the bolt can be accurately detected during the detection process, thereby improving the safety and reliability of the bolt when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a three-dimensional diagram of the present utility model.

[0025] Figure 2 It is a cross-sectional view of the present utility model.

[0026] Figure 3 It is a schematic diagram of the base plate of the present utility model.

[0027] Figure 4 It is a schematic diagram of the adjustment component of the present utility model.

[0028] Figure 5 It is a schematic diagram of the detection component of the present utility model.

[0029] As shown in the figure: 1. Base plate; 11. Protective cover; 2. Support plate; 21. Slide groove; 22. Slot; 3. Support assembly; 31. Fixing hole; 32. Slide rod; 33. Baffle; 34. Spring; 4. Adjustment assembly; 41. Adjustment groove; 42. Adjustment block; 43. Screw rod; 44. Drive box; 5. Detection assembly; 51. Support block; 52. Placement groove; 53. Press block; 54. Hydraulic cylinder 1; 55. Hydraulic cylinder 2; 56. Cutter; 6. Door panel; 7. Support column; 8. Collection trough; 9. Collection box. DETAILED DESCRIPTION

[0030] Exemplary embodiments will be described in detail herein, examples of which are illustrated in the accompanying drawings. In the following description, when referring to the drawings, identical numerals in different figures represent identical or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments are not intended to represent all embodiments consistent with the present disclosure. Rather, they are merely examples of devices consistent with certain aspects of the present disclosure, as detailed in the appended claims.

[0031] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0032] Example 1:

[0033] like Figures 1 to 5 As shown, this embodiment proposes a bolt quality detection device, including a base plate 1, a protective cover 11, a support plate 2, a slide groove 21, a slot 22, a support assembly 3, an adjustment assembly 4 and a detection assembly 5. The protective cover 11 for protecting the operator during detection is fixedly connected to the upper end of the base plate 1, and a support plate 2 for supporting the bolts during detection is installed on the upper end of the base plate 1. A slide groove 21 for inserting the bolts is opened at the upper end of the support plate 2, and a slot 22 for inserting the bolts is opened on one side of the support plate 2. A support assembly 3 for fixing the bolts is installed inside the slide groove 21, and an adjustment assembly 4 for controlling the support plate 2 to slide on the upper end of the base plate 1 to adjust the bolt detection position is installed on one side of the upper end of the base plate 1. A detection assembly 5 for detecting the shear resistance of the bolts is installed in the middle of the upper end of the base plate 1.

[0034] The support assembly 3 includes a fixing hole 31, a sliding rod 32, a baffle 33 and a spring 34. A fixing hole 31 for limiting the sliding rod 32 is opened in the middle of one side of the support plate 2. The fixing hole 31 and the slide groove 21 are interconnected. The sliding rod 32 for limiting the spring 34 is inserted into the inside of the fixing hole 31. The spring 34 for fixing the bolt inside the slide groove 21 is installed inside the slide groove 21. The spring 34 is sleeved on the outside of the sliding rod 32. A baffle 33 for increasing the contact area between the sliding rod 32 and the bolt end is inserted into the inside of the slide groove 21. The baffle 33 is fixedly connected to one side of the sliding rod 32.

[0035] The adjusting assembly 4 includes an adjusting slot 41, an adjusting block 42, a screw rod 43 and a drive box 44. An adjusting slot 41 for limiting the adjusting block 42 is opened on one side of the middle of the upper end of the base plate 1. The adjusting block 42 for controlling the support plate 2 to slide on the upper end of the base plate 1 is inserted into the adjusting slot 41. The adjusting block 42 is fixedly connected to the lower end of the support plate 2. The screw rod 43 for controlling the adjusting block 42 to slide inside the adjusting slot 41 is rotatably connected to the inside of the adjusting slot 41 through a bearing. The adjusting block 42 is threadedly connected to the outside of the screw rod 43. One end of the screw rod 43 extends to one side of the base plate 1. A drive box 44 for driving the screw rod 43 to rotate is fixedly connected to one end of the screw rod 43. The drive box 44 is fixedly connected to the middle of one side of the base plate 1.

[0036] The detection assembly 5 includes a support block 51, a placement groove 52, a pressure block 53, a hydraulic cylinder 1 54, a hydraulic cylinder 2 55 and a cutter 56. The support block 51 for supporting the bolts during bolt detection is fixedly connected to the middle of the upper end of the base plate 1. A placement groove 52 for placing bolts of different sizes is opened at the upper end of the support block 51. The placement groove 52 is V-shaped. The pressure block 53 for pressing and fixing the bolts during detection is inserted inside the placement groove 52. The hydraulic cylinder 1 54 for controlling the lifting of the pressure block 53 is fixedly connected to the upper end of the pressure block 53. The hydraulic cylinder 1 54 is fixedly connected to the inner upper end of the protective cover 11. A cutter 56 for cooperating with the support block 51 to test the shear resistance of the bolts is installed on one side of the support block 51. The upper end of the cutter 56 is fixedly connected to the hydraulic cylinder 2 55 for controlling the lifting of the cutter 56. The hydraulic cylinder 2 55 is fixedly connected to the inner upper end of the protective cover 11.

[0037] Hydraulic cylinder 1 54 and hydraulic cylinder 2 55 in the device are connected to an external hydraulic system. Since the hydraulic system is common knowledge in this field and does not belong to the improved technical point of this case, it will not be described here in detail.

[0038] Door panels 6 for protecting operators during inspection are rotatably connected to the front ends of both sides of the interior of the protection cover 11 .

[0039] Support columns 7 for supporting the device are fixedly connected to the front and rear parts of both sides of the lower end of the base plate 1.

[0040] A collecting trough 8 for collecting the cut bolts is provided on one side of the upper end of the bottom plate 1 , and a collecting box 9 for collecting the cut bolts is inserted into the collecting trough 8 .

[0041] When in use, the screw rod of the bolt is inserted into the slot 22, and the head of the bolt is inserted into the slide groove 21. The elastic force of the spring 34 pushes the baffle 33 to push the head of the bolt under the restriction of the fixing hole 31 and the slide rod 32, and the head of the bolt fixes the bolt inside the slide groove 21. Then, the screw rod part of the bolt is controlled by the adjustment component 4 to move to the lower end of the cutter 56, and the screw rod part of the bolt is clamped by the hydraulic cylinder 1 54. Then, the cutter 56 is controlled by the hydraulic cylinder 2 55 to perform shear resistance test on the screw rod of the bolt.

[0042] The electrical components appearing in this article are all connected to an external main controller and 220V AC power, and the main controller can be a conventional known device that controls a computer, etc. The specific implementation method of this disclosure omits the detailed description of known functions and known components. To ensure the compatibility of the equipment, the operating methods used are consistent with the parameters of marketed equipment.

[0043] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bolt quality detection device, characterized in that: include: Bottom plate (1); A protective cover (11), wherein the protective cover (11) is fixedly connected to the upper end of the base plate (1); A support plate (2), the support plate (2) being arranged at the upper end of the base plate (1), the upper end of the support plate (2) being provided with a slide groove (21), and the front end of one side of the support plate (2) being provided with a slot (22); A support assembly (3), wherein the support assembly (3) is arranged inside the slide groove (21), and the support assembly (3) comprises a fixing hole (31), a slide rod (32), a baffle (33) and a spring (34); the fixing hole (31) is opened in the middle of one side of the support plate (2); the slide rod (32) is slidably connected to the inside of the fixing hole (31); the baffle (33) is fixedly connected to one side of the slide rod (32); the baffle (33) is inserted into the inside of the slide groove (21); the spring (34) is arranged inside the slide groove (21); and the spring (34) is sleeved on the outside of the slide rod (32); An adjusting assembly (4), the adjusting assembly (4) is arranged on one side of the upper end of the base plate (1), the adjusting assembly (4) comprises an adjusting slot (41), an adjusting block (42), a screw rod (43) and a drive box (44), the adjusting slot (41) is opened on one side of the middle part of the upper end of the base plate (1), the adjusting block (42) is inserted into the adjusting slot (41), the adjusting block (42) is fixedly connected to the lower end of the support plate (2), the screw rod (43) is rotatably connected to the inside of the adjusting slot (41) through a bearing, the adjusting block (42) is threadedly connected to the outside of the screw rod (43), one end of the screw rod (43) extends to the outside of the base plate (1), one end of the screw rod (43) is fixedly connected to the drive box (44), and the drive box (44) is fixedly connected to the middle part of one side of the base plate (1); A detection component (5) is arranged at the middle of the upper end of the base plate (1).

2. A bolt quality inspection device according to claim 1, characterized in that: The detection component (5) comprises: A support block (51), wherein the support block (51) is fixedly connected to the middle portion of the upper end of the base plate (1); A placement groove (52), wherein the placement groove (52) is opened at the upper end of the support block (51); A pressing block (53), wherein the pressing block (53) is inserted into the placement groove (52); A hydraulic cylinder (54), wherein the hydraulic cylinder (54) is fixedly connected to the upper end of the pressure block (53), and the hydraulic cylinder (54) is fixedly connected to the upper end of the interior of the protective cover (11); A second hydraulic cylinder (55), wherein the second hydraulic cylinder (55) is fixedly connected to the upper end of the interior of the protective cover (11); A cutter (56) is fixedly connected to the lower end of the second hydraulic cylinder (55), and the cutter (56) is attached to one side of the support block (51).

3. The bolt quality inspection device according to claim 1, characterized in that: Door panels (6) are rotatably connected to the front ends of both sides of the interior of the protective cover (11).

4. A bolt quality inspection device according to claim 1, characterized in that: Support columns (7) are fixedly connected to the front and rear portions of both sides of the lower end of the base plate (1).

5. The bolt quality inspection device according to claim 1, characterized in that: A collecting trough (8) is provided on one side of the upper end of the bottom plate (1), and a collecting box (9) is inserted into the collecting trough (8).

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