CN223332771U - A detection fixture for threaded steel - Google Patents

Abstract

The present invention relates to the technical field of detection fixtures, and discloses a detection fixture for threaded steel bars, comprising a bearing platform, a top plate fixedly mounted above the bearing platform, a telescopic device fixedly mounted below the top plate, a pressure block provided at the telescopic lower end of the telescopic device, a bearing seat fixedly mounted on the upper surface of the bearing platform, two symmetrical support seats provided on the upper surface of the bearing seat, an adjustment seat capable of adjusting the height provided at the upper end of each support seat, a mounting opening provided at the upper end of each adjustment seat, a placement wheel rotatably connected between opposite side walls in the mounting opening, a threaded steel bar body to be detected placed between the two placement wheels, a U-shaped first fixing frame fixedly mounted on the side of the placement wheel, a first adjustment rod passing through and threadedly connected to the first fixing frame. In the present invention, the threaded steel bar body is effectively prevented from rolling when a bending test is performed on the threaded steel bar body, and the safety of the threaded steel bar body during the bending test is improved.

Description

Screw-thread steel's detection anchor clamps

Technical Field

The utility model relates to the technical field of detection clamps, in particular to a detection clamp for screw-thread steel.

Background

The deformed steel bar is commonly called as a hot rolled ribbed steel bar, has high bonding strength with a concrete mortar interface due to the action of a deformed rib, can bear strong external force action, is widely applied to civil engineering construction such as houses, bridges and roads, and needs performance bending detection between the use of the deformed steel bar, and the deformed steel bar is limited by using a clamp during bending detection.

In order to improve the effect to the screw-thread steel centre gripping, prior art has made a great deal of improvement to screw-thread steel's detection anchor clamps, like patent grant bulletin number CN 212134333U's patent, discloses a screw-thread steel detection anchor clamps, including the bottom plate, the welding of bottom plate top has the base, the inside screw rod that runs through of base, screw rod one end is connected with the connecting piece, the equal rotation in connecting piece both ends limit portion is connected with the pivot, the pivot bottom is connected with and removes the ring, the inboard tip of base is close to and removes the ring position department welding and has the gag lever post, the gag lever post is located the inside that removes the ring, remove ring outside tip welding has the connecting block. The utility model relates to the technical field of threaded steel, and the threaded steel is convenient to rotate by rotating a sleeve and a bearing, so that a connecting piece is driven by the threaded rod to move, and a moving ring can be driven to move outside a limiting rod when the threaded rod moves by a rotating shaft, so that two semicircular clamping rings are driven to be close to each other, one end of the threaded steel is clamped and fixed, the threaded steel is clamped by a clamping block in the semicircular clamping rings, the operation is convenient, and the clamping effect is good.

The above patent has obvious advantages, but the following disadvantages still exist in the actual operation:

The above-mentioned contrast file is gone on removing through manual drive connecting piece, and then drives the semicircle snap ring and carry out the centre gripping to the screw-thread steel, and when detecting the screw-thread steel in reality, need buckle the test to the screw-thread steel, buckle the test and press the screw-thread steel through hydraulic means, and be cylindric screw-thread steel and place and can appear rolling condition on detecting the frame, the anchor clamps in the above-mentioned file are not applicable to the clamp to the screw-thread steel when pressing to bend and detect, consequently, need in the art to make the improvement to screw-thread steel's detection anchor clamps to solve prior art's defect.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides the detection clamp for the deformed steel bar, which can prevent the deformed steel bar body from rolling when the deformed steel bar body is subjected to a bending test and improve the safety when the deformed steel bar body is subjected to the bending test.

In order to achieve the above purpose, the technical scheme is that the detection fixture for the threaded steel comprises a bearing table, a top plate is fixedly arranged above the bearing table, a telescopic device is fixedly arranged at the lower part of the top plate, a pressing block is arranged at the telescopic lower end of the telescopic device, a bearing seat is fixedly arranged on the upper surface of the bearing table, two symmetrical supporting seats are arranged on the upper surface of the bearing seat, an adjusting seat capable of adjusting the height is arranged at the upper end of each supporting seat, an installation opening is formed in the upper end of each adjusting seat, a placing wheel is rotatably connected between opposite side walls in the installation opening, a threaded steel body to be detected is placed between the two placing wheels, a first fixing frame which is in a U shape is fixedly arranged on the side face of the placing wheel, a second fixing frame which is in a penetrating and threaded connection with a first adjusting rod is rotatably connected to one end of the first fixing frame which is in the U shape, a pressing wheel is rotatably connected between opposite side walls in the second fixing frame, and a first limit nut is in threaded connection with the first side face.

Preferably, the opposite side surfaces of the second fixing frame are fixedly connected with limiting rods, and the opposite side surfaces of the first fixing frame are provided with limiting grooves matched with the limiting rods.

Preferably, the opposite side walls of the adjusting seat are penetrated and provided with a plurality of first plug-in connectors, the opposite side surfaces of the supporting seat are provided with second plug-in connectors matched with the first plug-in connectors, and plug-in rods penetrating through one first plug-in connector are plugged in the second plug-in connectors.

Preferably, two the equal fixedly connected with sliding block of supporting seat lower extreme, bear the weight of the seat upper surface offered with the sliding tray of sliding block adaptation, the sliding tray swivelling joint has one end to run through the second regulation pole that bears the weight of the seat, the second is adjusted the pole and is run through two sliding blocks and with two sliding block threaded connection, the screw thread of second regulation pole side is reverse and symmetry, second regulation pole side threaded connection has the second stop nut.

Preferably, the supporting seat one side fixedly connected with fixed block, run through on the fixed block has the movable rod, movable rod lower extreme fixedly connected with joint piece, the joint groove with the joint piece adaptation has been seted up to grafting pole one side, movable rod side fixedly connected with dog, fixedly connected with cover is established the spring in the movable rod side between dog and the fixed block, movable rod upper end fixedly connected with arm-tie.

Preferably, a guide angle is formed on one side of the clamping block.

Preferably, one end of the plugging rod is fixedly connected with a pull ring.

Aiming at the defects of the prior art, the utility model provides a screw-thread steel detection clamp, which overcomes the defects of the prior art and has the beneficial effects that:

1. According to the utility model, when the deformed steel bar body is subjected to bending detection, the deformed steel bar body to be detected is placed on two placing wheels, the second fixing frame is driven to move downwards by rotating the first adjusting rod, the deformed steel bar body is compressed by the compressing wheel, the first limiting nut is screwed to limit and fix the position of the first adjusting rod, the telescopic device drives the pressing block to move downwards, when the deformed steel bar body is subjected to bending detection, the two ends of the deformed steel bar body are tilted, the placing wheels deflect along with the pressing wheel, the deformed steel bar body is always compressed by the compressing wheel, if the deformed steel bar body is broken in the test process, the deformed steel bar body broken into two sections is compressed by the compressing wheel, the deformed steel bar body cannot be separated from the bearing table, the deformed steel bar body is prevented from rolling in the bending test, and meanwhile, the safety of the deformed steel bar body in the bending test is improved.

2. According to the utility model, the height of the adjusting seat can be adjusted through the cooperation of the inserting connection rod, the plurality of first inserting connectors and the plurality of second inserting connectors, so that the application range of the whole device for bending detection of the deformed steel bar body is improved.

3. According to the utility model, the distance between the two supporting seats can be adjusted by rotating the second adjusting rod, so that the device is suitable for bending tests of deformed steel bar bodies with different lengths, and the application range of the whole device is improved.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the supporting seat and the adjusting seat according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a support base according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1A;

FIG. 5 is an enlarged schematic view of the structure of FIG. 3B;

Fig. 6 is an enlarged schematic view of the structure at C in fig. 3.

The device comprises a bearing table 1, a top plate 2, a telescopic device 3, a pressing block 4, a bearing seat 5, a supporting seat 6, a supporting seat 7, an adjusting seat 8, a mounting port 9, a placing wheel 10, a screw steel body 11, a first fixing frame 12, a first adjusting rod 13, a second fixing frame 14, a pressing wheel 15, a first limit nut 16, a limit rod 17, a limit groove 18, a first inserting port 19, a second inserting port 20, an inserting rod 21, a sliding block 22, a sliding groove 23, a second adjusting rod 24, a second limit nut 25, a fixing block 26, a moving rod 27, a clamping block 28, a clamping groove 29, a stop block 30, a spring 31, a pulling plate 32, a guide angle 33 and a pull ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1-6, a detection fixture for screw steel comprises a bearing table 1, a top plate 2 is fixedly installed above the bearing table 1, a telescopic device 3 is fixedly installed at the lower portion of the top plate 2, a pressing block 4 is arranged at the telescopic lower end of the telescopic device 3, a bearing seat 5 is fixedly installed on the upper surface of the bearing table 1, two symmetrical supporting seats 6 are arranged on the upper surface of the bearing seat 5, an adjusting seat 7 capable of adjusting the height is arranged at the upper end of each supporting seat 6, an installation opening 8 is formed in the upper end of each adjusting seat 7, a placing wheel 9 is rotatably connected between opposite side walls in the installation opening 8, a screw steel body 10 to be detected is placed between the two placing wheels 9, a first fixing frame 11 which is in a U shape is fixedly installed on the side face of the placing wheel 9, a first fixing frame 13 penetrates through the first fixing frame 11 and is in threaded connection with a first adjusting rod 12, one end of the first adjusting rod 12 located in the first fixing frame 11 is rotatably connected with a second fixing frame 13 which is in a U shape, a pressing wheel 14 is rotatably connected between opposite side walls in the second fixing frame 13, a first limiting nut 15 is in threaded connection with the side face of the first fixing frame 12, a limiting rod 16 is fixedly connected with the opposite side faces of the first fixing frame 16, and limiting grooves 17 are formed in the opposite side faces of the limiting grooves 16.

In the specific implementation manner of the embodiment, when the threaded steel body 10 needs to be subjected to bending detection, the threaded steel body 10 needing to be detected is placed on two placing wheels 9, the first adjusting rod 12 is rotated to drive the second fixing frame 13 to move downwards, the limiting rod 16 slides in the limiting groove 17 when the second fixing frame 13 moves downwards, the limiting rod 16 limits the moving track of the second fixing frame 13, the threaded steel body 10 is compressed by the compressing wheel 14, the first limiting nut 15 is screwed to limit and fix the position of the first adjusting rod 12, then the telescopic device 3 is started, the telescopic lower end of the telescopic device 3 drives the pressing block 4 to move downwards, the middle part of the threaded steel body 10 is pressed downwards, bending detection is carried out on the threaded steel body 10, when the middle part of the threaded steel body 10 moves downwards, the two ends of the threaded steel body 10 are tilted, the placing wheels 9 deflect along with the threaded steel body 10 are always compressed by the compressing wheel 14, the threaded steel body 10 is broken in the test process, the threaded steel body 10 is broken into two sections, the threaded steel body 10 is compressed by the compressing wheel 14, the threaded steel body is not separated from the bearing table 1, and the safety test of the threaded steel body 10 is prevented from bending when the threaded steel body 10 is subjected to bending test.

The telescopic device 3 may be purchased in the market, which belongs to a mature technology and is fully disclosed, so that the description is not repeated, the telescopic device 3 is provided with a power connection line, and the telescopic device is electrically connected with an external main controller and 220V phase voltage (or connected with an external hydraulic station through an oil pipe) through the power line, and the main controller may be conventional known equipment with a control function, such as a computer.

Example two

Referring to fig. 1, 2, 3, 4 and 6, the present embodiment includes the above embodiment, and further includes that a plurality of first inserting ports 18 are provided on opposite side walls of the adjusting seat 7, a second inserting port 19 adapted to the first inserting ports 18 is provided on opposite side surfaces of the supporting seat 6, an inserting rod 20 penetrating through one of the first inserting ports 18 is inserted into the second inserting port 19, a fixing block 25 is fixedly connected to one side of the supporting seat 6, a moving rod 26 is provided on the fixing block 25 in a penetrating manner, a clamping block 27 is fixedly connected to a lower end of the moving rod 26, a clamping slot 28 adapted to the clamping block 27 is provided on one side of the inserting rod 20, a stop block 29 is fixedly connected to a side surface of the moving rod 26, a spring 30 sleeved on a side surface of the moving rod 26 is fixedly connected between the stop block 29 and the fixing block 25, a pulling plate 31 is fixedly connected to an upper end of the moving rod 26, a guiding angle 32 is provided on one side of the clamping block 27, and a pull ring 33 is fixedly connected to one end of the inserting rod 20.

In the specific implementation manner of the embodiment, when the threaded steel bodies 10 with different lengths are subjected to bending detection, the required bending depths are different, so that the height of the placing wheel 9 is required to be adjusted, the adjusting seat 7 is inserted into the upper end in the supporting seat 6 in an inserting manner, the adjusting seat 7 is adjusted to a proper height, the first inserting port 18 and the second inserting port 19 at a certain adapting position are aligned, the inserting rod 20 is inserted into the first inserting port 18 and the second inserting port 19 by a hand-held pull ring 33, one end of the inserting rod 20 is provided with a chamfer angle matched with the guide angle 32, the clamping block 27 is extruded to move upwards under the matching of the chamfer angle and the guide angle 32, the spring 30 is compressed at the moment, when the inserting rod 20 is continuously moved to the position matched with the clamping block 27 by the clamping groove 28, the tension of the spring 30 pushes the stop block 29 to move downwards, the moving rod 26 is further driven to move downwards, the clamping block 27 is clamped in the clamping groove 28 after the moving rod 26, the position of the inserting rod 20 is limited, and when the inserting rod 20 is required to be moved out, the inserting rod 20 is pulled upwards by the pulling plate 31 to be separated from the clamping block 27, and the height of the adjusting seat 20 can be conveniently taken out by a person.

Implementation three

Referring to fig. 1-3, the present embodiment includes all the embodiments described above, and further includes a sliding block 21 fixedly connected to the lower ends of the two supporting seats 6, a sliding groove 22 adapted to the sliding block 21 is provided on the upper surface of the bearing seat 5, a second adjusting rod 23 having one end penetrating through the bearing seat 5 is rotatably connected to the sliding groove 22, the second adjusting rod 23 penetrates through the two sliding blocks 21 and is in threaded connection with the two sliding blocks 21, threads on the side surfaces of the second adjusting rod 23 are opposite and symmetrical, and a second limiting nut 24 is threaded on the side surface of the second adjusting rod 23.

In the specific implementation manner in this embodiment, when the deformed steel bar body 10 with different lengths needs to be subjected to bending detection, the second adjusting rod 23 is rotated, the threads on the side surface of the second adjusting rod 23 are reversely and symmetrically arranged, when the second adjusting rod 23 rotates, the two sliding blocks 21 are driven to move in opposite directions or opposite directions in the sliding groove 22, the sliding blocks 21 drive the corresponding supporting seats 6 to move, the distance between the two supporting seats 6 is further adjusted, and after the position of the supporting seats 6 is adjusted, the second limiting nut 24 is screwed to limit and fix the position of the second adjusting rod 23, so that the application range of the whole device is improved.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a detection fixture for screw steel, includes plummer (1), plummer (1) top fixed mounting has roof (2), roof (2) lower part fixed mounting has telescoping device (3), the flexible lower extreme of telescoping device (3) is equipped with briquetting (4), a serial communication port, plummer (1) upper surface fixed mounting has plummer (5), plummer (5) upper surface is equipped with two symmetrical supporting seats (6), every supporting seat (6) upper end is equipped with can height-adjusting's regulation seat (7), every regulating seat (7) upper end has seted up installing port (8), rotation is connected with between the opposite side wall in installing port (8) place wheel (9), two place between placing wheel (9) and have to wait to detect screw steel body (10), place wheel (9) side fixed mounting have first mount (11) that are the U-shaped, run through on first mount (11) and threaded connection has first regulation pole (12), first regulation pole (12) are located the inside the first mount (11) and are the second and are connected with between the second opposite side wall rotation (13) and are connected with the second mount (13), the side surface of the first adjusting rod (12) is connected with a first limit nut (15) in a threaded manner.

2. The detection clamp for the screw-thread steel according to claim 1, wherein limiting rods (16) are fixedly connected to opposite side surfaces of the second fixing frame (13), and limiting grooves (17) matched with the limiting rods (16) are formed in opposite side surfaces of the first fixing frame (11).

3. The detection fixture for the screw-thread steel according to claim 1, wherein a plurality of first plug-in connectors (18) are formed in the opposite side walls of the adjusting seat (7) in a penetrating manner, second plug-in connectors (19) which are matched with the first plug-in connectors (18) are formed in the opposite side surfaces of the supporting seat (6), and plug-in rods (20) penetrating through one first plug-in connector (18) are plugged in the second plug-in connectors (19).

4. The detection fixture for the threaded steel according to claim 3, wherein the lower ends of the two supporting seats (6) are fixedly connected with sliding blocks (21), sliding grooves (22) matched with the sliding blocks (21) are formed in the upper surfaces of the bearing seats (5), second adjusting rods (23) with one ends penetrating through the bearing seats (5) are rotationally connected to the sliding grooves (22), the second adjusting rods (23) penetrate through the two sliding blocks (21) and are in threaded connection with the two sliding blocks (21), threads on the sides of the second adjusting rods (23) are opposite and symmetrical, and second limiting nuts (24) are in threaded connection with the sides of the second adjusting rods (23).

5. The detection clamp for the screw-thread steel according to claim 3, wherein a fixed block (25) is fixedly connected to one side of the supporting seat (6), a movable rod (26) is penetrated through the fixed block (25), a clamping block (27) is fixedly connected to the lower end of the movable rod (26), a clamping groove (28) matched with the clamping block (27) is formed in one side of the plugging rod (20), a stop block (29) is fixedly connected to the side face of the movable rod (26), a spring (30) sleeved on the side face of the movable rod (26) is fixedly connected between the stop block (29) and the fixed block (25), and a pull plate (31) is fixedly connected to the upper end of the movable rod (26).

6. The screw-thread steel detection clamp according to claim 5, wherein a guide angle (32) is formed on one side of the clamping block (27).

7. A screw-thread steel detection clamp according to claim 3, wherein one end of the plugging rod (20) is fixedly connected with a pull ring (33).