CN114705102B - A fastening detection device for steel structure engineering - Google Patents

Abstract

The invention belongs to the technical field of steel structure engineering and relates to a fastening detection device for steel structure engineering, which includes a workbench; a support component located on the workbench. The support component includes a first motor fixed to the workbench. The output shaft passes vertically upward through the panel of the workbench, and then the first sleeve is fixed on it. The first sleeve is fixed with a disk-shaped piece. The upper side of the first sleeve is coaxially fixed with a round table, and a groove is provided on the round table. , a fixed bearing is set in the groove, the bearing set is fixed at one end of the screw, and the other end of the screw is fixed with the output shaft set of the second motor; the nut is set on the screw, and the side of the nut facing away from the second motor is provided with a second set barrel, the second sleeve is set on the screw rod and fixed to the nut. The second sleeve has multiple support structures evenly distributed in the circumferential direction. The support structures are connected to the disk through the guide structure; the measuring component is located on the upper side of the workbench. The invention is convenient to operate, reduces measurement errors, and improves detection efficiency.

Description

A fastening detection device for steel structure engineering

Technical field

The invention belongs to the technical field of steel structure engineering, and specifically relates to a fastening detection device for steel structure engineering.

Background technique

The increasing level of construction technology has led to new requirements for the construction industry at this stage. In order to reduce economic costs, the requirements for the construction cycle and economic costs are also getting higher and higher. Prefabricated structures with prefabricated structures as the main body are Structure (prefabricated concrete structure) emerges. Prefabricated structure is the abbreviation of prefabricated concrete structure. It is a concrete structure formed by assembling and connecting prefabricated components as the main stress-bearing components. Compared with the traditional cast-in-place construction method, prefabricated structures are conducive to green construction, because prefabricated construction can better meet the requirements of green construction such as land saving, energy saving, material saving, water saving and environmental protection, and the construction period is greatly shortened. It greatly reduces economic costs and is conducive to the development of my country's construction industrialization. Therefore, it is one of the important directions for the development of my country's construction industry at this stage.

The current prefabricated components of prefabricated structures are mainly steel structures. When detecting the circumferential deformation of disk-shaped or box-shaped steel structures with circular cross-sections, most of them are completed by inspectors using calipers, but for large-diameter structures, For steel structural parts, since the caliper requires two people to operate together, the inspection is carried out with the caliper flat. This operation method makes the inspection efficiency very low and the error is relatively large.

Contents of the invention

In view of this, the present invention provides a fastening detection device for steel structure engineering to solve the above technical problems.

The technical solution of the present invention is:

A fastening detection device for steel structure engineering, including:

workbench;

A support assembly is used to clamp the workpiece and is arranged on the upper side of the workbench. The support assembly includes: a first motor, fixed to the workbench, and the output shaft of the first motor passes vertically upward through the workbench. After that, a first sleeve is fixed on the panel, and a fixed disc-shaped piece is installed on the first sleeve. A round table is coaxially fixed on the upper side of the first sleeve, and a groove is provided on the round table. A fixed bearing is set in the groove, and the bearing set is fixed on one end of the screw, and the other end of the screw is set and fixed on the output shaft of the second motor; a nut is set on the screw, and the deviation of the nut A second sleeve is provided on one side of the second motor. The second sleeve is sleeved on the screw and fixed to the nut. Multiple sets of support structures are evenly distributed in the circumferential direction of the second sleeve. The support structure includes two connecting rods arranged in parallel. One end of the connecting rod is hinged with the second sleeve, and the other end is hinged with a connecting block. The connecting block is fixedly connected to the support block, and the support block passes through the guide structure. Connect with disc-shaped parts;

A measuring component, used for workpiece detection, is arranged on the upper side of the workbench and is located on one side of the supporting component.

Preferably, a pressure sensor for clamping force detection is embedded in the support block, and the pressure sensor and the second motor are electrically connected to the controller of the peripheral device.

Preferably, an elastic body is detachably connected to the side of the support block facing away from the connection block.

Preferably, the disk-shaped component includes a disk body, and a plurality of chute grooves are evenly distributed on the disk body, and the chute grooves are opened along the diameter direction of the disk body.

Preferably, the guide structure includes a slider fixedly connected to the support block, and the slider is clamped in the slide groove.

Preferably, the measurement component includes at least one set of lifting components arranged on the workbench. An electromagnetic meter base is detachably connected to the top of the lifting assembly, and a dial is detachably connected to the electromagnetic meter base.

Preferably, there are two groups of the lifting components, which are located on both sides of the support component and arranged symmetrically. The distance between the two groups of lifting components is adjustable through a distance adjustment component.

Preferably, the distance adjustment assembly includes a plate body erected under the panel of the workbench. The plate body is arranged horizontally, and a biaxial motor is fixed on it. The output shaft of the dual-axis motor is arranged horizontally, and its output shaft is arranged horizontally. Both ends are respectively connected to one end of a screw, and the rotation directions of the two screws are opposite. The other end of the screw is set up on the workbench. The screw is equipped with a nut seat, and the nut seat is The slot opened on the panel of the workbench extends to the top and is connected to the lifting component.

Compared with the existing technology, the invention provides a fastening detection device for steel structure engineering, which is convenient to operate, reduces measurement errors, improves detection efficiency, has strong practicability, and is worthy of promotion.

Description of the drawings

Figure 1 is a front view of the overall structure of the present invention;

Figure 2 is a partial structural diagram 1 of the present invention;

Figure 3 is a partial structural diagram 2 of the present invention;

Figure 4 is a top view corresponding to Figure 2 of the partial structure of the present invention;

Figure 5 is a partial structural diagram 3 of the present invention;

Figure 6 is a partial structural diagram 4 of the present invention.

Detailed ways

The present invention provides a fastening detection device for steel structure engineering. The present invention will be described below with reference to the structural schematic diagrams of FIGS. 1 to 6 .

Example 1

As shown in Figures 1 and 5, the present invention provides a fastening detection device for steel structure engineering. Its main structure includes a workbench 1 used as a structural support for the device. A clamping device is provided on the upper side of the workbench 1. A support component that holds the work piece.

Specifically, the structure of the support assembly includes a first motor 5 that is fixed to the workbench 1. The output shaft of the first motor 5 passes vertically upward through the panel of the workbench 1 and then a first sleeve 18 is fixed thereon. The sleeve 18 is fitted with a fixed disc-shaped member 10, and a round table 20 is coaxially fixed on the upper side of the first sleeve 18. A groove is provided on the round table 20, and a fixed bearing 19 is fitted in the groove. The bearing 19 is fixed on one end of the screw 17. , the other end of the screw 17 is fixed with the output shaft of the second motor 15; a nut 14 is installed on the screw 17, and a second sleeve 16 is provided on the side of the nut 14 away from the second motor 15, and the second sleeve 16 is sleeved on The screw 17 is fixed to the nut 14, and two sets of support structures are evenly distributed around the second sleeve 16, as shown in Figures 1 and 5. The support structure specifically includes two parallel connecting rods 13. The connecting rods 13 One end of it is hinged with the second sleeve 16, and the other end is hinged with the connecting block 12. The side of the connecting block 12 away from the connecting rod 13 is fixedly connected with the support block 11. The support block 11 is connected to the disc-shaped member 10 through the guide structure, and is supported. Driven by the second motor 15, the structure follows the action of the nut 14 to open and close, thereby realizing the action of clamping, fixing or releasing the workpiece.

More specifically, as shown in FIG. 2 , the structure of the disk-shaped component 10 includes a disk body 1001 , with a plurality of chute 1002 evenly distributed on the plate body 1001 , and the chute 1002 is opened along the diameter direction of the plate body 1001 .

Further, as shown in FIG. 3 , the guide structure includes a slider 21 fixedly connected to the lower end of the support block 11 . The slider 21 is clamped in the chute 1002 and can move along the length direction of the chute 1002 .

To be more specific, in order not to damage the surface of the workpiece, an elastic body is detachably connected to the side of the supporting block 11 away from the connecting block 12 . The elastomer can be rubber or soft sponge.

When it is necessary to clamp the workpiece, the workpiece is placed on the support structure, the second motor 15 is started, and the second motor 15 rotates, thereby driving the screw 17 to rotate synchronously, so that the nut 14 on the screw 17 moves downward along the screw 17, so that The inclination angle of the connecting rod 13 becomes larger, thereby pushing the connecting block 12 and the support block 11 outward. The slide block 21 at the lower end of the support block 11 moves outward along the length direction of the chute 1002, so that the support block 11 is supported on the inner wall of the workpiece. , clamp and fix the workpiece.

In order to know whether the clamping force is appropriate, a pressure sensor can also be embedded in the support block 11, and the pressure sensor and the second motor 15 can be electrically connected to the peripheral controller, thereby realizing real-time online monitoring of the clamping force. When the force is equal to the preset clamping force upper threshold, the controller sends a control instruction to the second motor 15 to cause the second motor 15 to stop, thereby maintaining the clamping state.

When it is necessary to release the workpiece, the controller sends an instruction to the second motor 15 to start the second motor 15, and the second motor 15 rotates in the opposite direction, thereby driving the screw rod 17 to rotate in the opposite direction synchronously, so that the nut 14 on the screw rod 17 moves along the screw rod 17 Move upward to make the inclination angle of the connecting rod 13 become smaller, thereby pulling the connecting block 12 and the support block 11 inward. The slide block 21 at the lower end of the support block 11 moves inward along the length direction of the slide groove 1002, so that the support block 11 Separate from the inner wall of the workpiece and release the workpiece.

In addition, a measuring component for detecting the circumferential runout of the workpiece is provided on the upper side of the workbench 1, and the measuring component is located on one side of the supporting component.

More specifically, the measurement assembly includes at least one set of lifting components 7 arranged on the workbench 1. The top of the lifting component 7 is detachably connected to an electromagnetic meter base 8, and the electromagnetic meter base 8 is detachably connected to a dial 9. The dial 9 can be a dial indicator or a dial indicator.

To be more specific, the lifting components 7 can be divided into two groups, which are located on both sides of the support component and are arranged symmetrically. The distance between the two groups of lifting components 7 can be realized by adjusting the distance adjustment component according to the position of the surface of the workpiece to be measured. . During specific use, the heights of the two sets of lifting assemblies 7 can be adjusted to be inconsistent, so that the dials 9 are at different heights, so that the circular runout at different positions of the workpiece can be measured.

Further, as shown in Figure 6, the structure of the distance adjustment assembly includes a plate body 4 erected under the panel of the workbench 1. The plate body 4 is set horizontally, and a biaxial motor 6 is fixed on it. The output of the biaxial motor 6 is The shaft is arranged horizontally, and a screw 3 is connected to both ends of the output shaft of the dual-axis motor 6. The two screws 3 have opposite rotation directions. A bearing is set at the other end of the screw 3, and the bearing is set in the groove structure. The slot structure is opened on the side wall of the workbench 1. The middle section of the screw 3 is equipped with a nut seat 2. The upper end of the nut seat 2 extends to the top through the slot opened on the panel of the workbench 1 and is connected to the lower end of the lifting assembly 7. .

The lower end of the nut seat 2 is fixedly connected to the T-shaped slider. The T-shaped slider is clamped in the T-shaped slot. The T-shaped slot is opened on the upper surface of the plate body 4, and the opening direction of the T-shaped slot is consistent with the opening direction of the slot. .

When the biaxial motor 6 is started, it drives the two screws 3 to rotate synchronously, so that the two nut seats 2 on them are synchronously approached or synchronously moved away from each other along the opening direction of the T-shaped slot and the slot, thereby realizing the two dials 9 position adjustment.

When measuring circular runout, after the workpiece is clamped, use the distance adjustment component to adjust the positions of the two dials 9 so that the heads of the two dials 9 are pressed tightly against the surface of the workpiece, and then start the first motor 5 to drive the first set. The cylinder 18, the disk-shaped member 10, and the supporting structure rotate synchronously for at least one turn, thereby reading the maximum runout of the two dials 9 respectively as the measured circular runout value.

The invention provides a fastening detection device for steel structure engineering, which is convenient to operate, reduces measurement errors, improves detection efficiency, has strong practicability, and is worthy of promotion.

What is disclosed above are only preferred specific embodiments of the present invention. However, the embodiments of the present invention are not limited thereto, and any changes that those skilled in the art can think of should fall within the protection scope of the present invention.

Claims (6)

1. A fastening and detecting device for steel structure engineering, comprising:

a work table (1);

the supporting component is used for clamping the workpiece and is arranged on the upper side of the workbench (1), and the supporting component comprises: the first motor (5) is fixed with the workbench (1), an output shaft of the first motor (5) vertically passes through a panel of the workbench (1) upwards and then is sleeved with the first sleeve (18), a fixed disc type part (10) is sleeved on the first sleeve (18), a round table (20) is coaxially fixed on the upper side of the first sleeve (18), a groove is formed in the round table (20), a fixed bearing (19) is sleeved in the groove, the bearing (19) is sleeved and fixed at one end of a screw rod (17), and the other end of the screw rod (17) is sleeved and fixed with an output shaft of the second motor (15); the nut (14) is sleeved on the screw rod (17), a second sleeve (16) is arranged on one side, away from the second motor (15), of the nut (14), the second sleeve (16) is sleeved on the screw rod (17) and is fixed with the nut (14), multiple groups of supporting structures are uniformly distributed in the circumferential direction of the second sleeve (16), each supporting structure comprises two connecting rods (13) which are arranged in parallel, one end of each connecting rod (13) is hinged with the second sleeve (16), the other end of each connecting rod is hinged with a connecting block (12), each connecting block (12) is fixedly connected with a supporting block (11), and the supporting blocks (11) are connected with the disc-shaped piece (10) through a guide structure;

the measuring assembly is used for detecting workpieces and is arranged on the upper side of the workbench (1) and positioned on one side of the supporting assembly;

the disc-shaped piece (10) comprises a disc body (1001), wherein a plurality of sliding grooves (1002) are uniformly distributed on the disc body (1001), and the sliding grooves (1002) are formed along the diameter direction of the disc body (1001);

the guide structure comprises a sliding block (21) fixedly connected to the supporting block (11), and the sliding block (21) is clamped in the sliding groove (1002).

2. A fastening detection device for steel construction engineering according to claim 1, characterized in that a pressure sensor for detecting clamping force is embedded on the supporting block (11), and the pressure sensor and the second motor (15) are electrically connected with a controller of an external device.

3. A fastening detection device for steel construction engineering according to claim 1, characterized in that the side of the stay block (11) facing away from the connection block (12) is detachably connected with an elastomer.

4. The fastening detection device for steel structure engineering according to claim 1, wherein the measuring assembly comprises at least one group of lifting assemblies (7) arranged on the workbench (1), an electromagnetic gauge stand (8) is detachably connected to the top end of the lifting assemblies (7), and a dial plate (9) is detachably connected to the electromagnetic gauge stand (8).

5. The fastening detection device for steel structure engineering according to claim 4, wherein the lifting assemblies (7) are two groups, are respectively positioned at two sides of the supporting assembly and are symmetrically arranged, and the distance between the two groups of lifting assemblies (7) is adjustable through the distance adjusting assembly.

6. The fastening detection device for steel structure engineering according to claim 5, wherein the distance adjusting assembly comprises a plate body (4) erected below a panel of the workbench (1), the plate body (4) is horizontally arranged and is fixedly provided with a double-shaft motor (6), an output shaft of the double-shaft motor (6) is horizontally arranged, two ends of the double-shaft motor are respectively connected with one end of one screw rod (3), the rotation directions of the two screw rods (3) are opposite, the other end of the screw rod (3) is erected on the workbench (1), a nut seat (2) is sleeved on the screw rod (3), and the nut seat (2) is connected with the lifting assembly (7) after extending to the upper side of the slot formed in the panel of the workbench (1).