CN219038354U

CN219038354U - Polytypic drag chain test equipment

Info

Publication number: CN219038354U
Application number: CN202223468571.7U
Authority: CN
Inventors: 李文权; 阮建波; 吴出忠
Original assignee: Shanghai Guqian Intelligent Transmission Co ltd
Current assignee: Shanghai Guqian Intelligent Transmission Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-05-16
Anticipated expiration: 2032-12-22

Abstract

The application relates to a multi-type drag chain testing device, which relates to the technical field of drag chain testing devices, and comprises a frame, wherein a bending device for driving the drag chain to bend and a fixing device for fixing the drag chain are arranged on the frame; the fixing device comprises a first electromagnet, a second electromagnet, a third electromagnet and a fourth electromagnet; the first electromagnet and the second electromagnet are symmetrically arranged, and the third electromagnet and the fourth electromagnet are fixedly and symmetrically arranged; the first electromagnet is fixedly connected to the frame, and the second electromagnet is in sliding connection with the frame; the third electromagnet and the fourth electromagnet are connected with the bending device. The application has the effect of increasing the applicability of the detection equipment.

Description

Polytypic drag chain test equipment

Technical Field

The application relates to the technical field of drag chain testing equipment, in particular to multi-type drag chain testing equipment.

Background

The drag chain, also called wire and cable protection drag chain, is a device for restraining a cable or an electric wire or an air pressure pipe and an oil pressure pipe so as to facilitate the rotation and movement of the cable or the electric wire or the air pressure pipe and the oil pressure pipe. Before the drag chain leaves the factory, sampling detection is needed to detect whether the drag chain meets the factory standard. And the detection of the drag chain mainly aims at detecting the number of times of the drag chain to-and-fro motion, so as to detect the service life of the drag chain.

In the related art, the drag chain detection device comprises a frame, a cylinder, a first fixing sleeve and a second fixing sleeve, wherein the cylinder is fixed at the top end of the frame, the first fixing sleeve is fixed at the output end of the cylinder, the second fixing sleeve is fixed at the bottom end of the cylinder, one end of the drag chain is inserted into the first fixing sleeve to be clamped and fixed, the other end of the drag chain is inserted into the second fixing sleeve to be clamped and fixed, and the drag chain is driven to reciprocate through back and forth expansion of the cylinder, so that the quality of the drag chain is detected.

According to the related technology, the size of the fixing sleeve is unchanged, and then the specification of the drag chain which can be fixed is fixed, when the specification of the drag chain is changed, the fixing effect of the fixing sleeve on the drag chain is weakened, the drag chain is easy to fall off, and then the test on the quality of the drag chain cannot be met.

Disclosure of Invention

The utility model aims at providing a polytype tow chain test equipment that suitability is high.

The application provides a polytype tow chain test equipment adopts following technical scheme: the multi-model drag chain testing equipment comprises a rack, wherein a bending device for driving the drag chain to bend and a fixing device for fixing the drag chain are arranged on the rack;

the fixing device comprises a first electromagnet, a second electromagnet, a third electromagnet and a fourth electromagnet;

the first electromagnet and the second electromagnet are symmetrically arranged, and the third electromagnet and the fourth electromagnet are fixedly and symmetrically arranged;

the first electromagnet is fixedly connected to the frame, and the second electromagnet is in sliding connection with the frame;

the third electromagnet and the fourth electromagnet are connected with the bending device.

Through adopting above-mentioned technical scheme, when the tow chain specification changes, the width of tow chain also changes, and first electro-magnet and second electro-magnet interattraction clip the tow chain, and third electro-magnet and fourth electro-magnet interattraction clip the tow chain, and then make fixing device not receive the influence of tow chain width to the suitability of check out test set has been increased.

Optionally, the bending device comprises a two-dimensional moving platform;

the two-dimensional moving platform is arranged on the rack;

the third electromagnet is connected with the output end of the two-dimensional mobile platform, and the fourth electromagnet is connected with the output end of the two-dimensional mobile platform.

When the specification of tow chain takes place to change length and takes place to become long, because the length of check out test set is unchangeable, highly unchangeable, tow chain one end is fixed by first electro-magnet and second electro-magnet, and the tow chain overlength, and then lead to the other end of tow chain and third electro-magnet and fourth electro-magnet position to the fixed action to the tow chain weakens, through adopting above-mentioned technical scheme, when the tow chain overlength, two-dimensional moving platform rises, and then makes the distance between third electro-magnet and the first electro-magnet increase, thereby make the both ends of tow chain homoenergetic be fixed by fixing device, and then increased check out test set's suitability.

Optionally, a driving piece is arranged between the two-dimensional moving platform and the third electromagnet, the driving piece is fixedly connected with the output end of the two-dimensional moving platform, the third electromagnet is connected with the driving piece, and the fourth electromagnet is connected with the driving piece.

Through adopting above-mentioned technical scheme, when the installation stability and the anti-torque capacity of tow chain need be detected, open the drive piece, drive the tow chain and twist reverse, and then detect the installation stability and the anti-torque capacity of tow chain. And then increased check out test set's detection function, made check out test set carry out diversified detection to the drag chain.

Optionally, a reduction gearbox is arranged between the driving piece and the third electromagnet, the reduction gearbox is installed on the two-dimensional mobile station, the output end of the driving piece is connected with the input end of the reduction gearbox, the third electromagnet is fixedly connected with the output end of the reduction gearbox, and the fourth electromagnet is in sliding connection with the output end of the reduction gearbox.

When the installation stability of tow chain needs to be detected, need make the driving piece change the rotation direction repeatedly, and the pivoted angle at every turn is less to need control current changes the direction in less time, and then the control accuracy requirement to the driving piece is higher, through adopting above-mentioned technical scheme, the driving piece rotates, decelerates the driving piece through the reducing gear box, thereby the driving piece rotates many circles, the reducing gear box output just rotates the round, and then the interval time of control current diversion increases, thereby has reduced the requirement to control accuracy.

Optionally, the first electromagnet is close to the terminal surface of second electromagnet, the second electromagnet is close to the terminal surface of first electromagnet, the third electromagnet is close to the terminal surface of fourth electromagnet and the fourth electromagnet is close to the terminal surface of third electromagnet on all fixedly connected with blotter.

Through adopting above-mentioned technical scheme, when first electro-magnet and second electro-magnet are mutually magnetic, the second electro-magnet slides to first electro-magnet direction, and the second electro-magnet strikes the tow chain, and the blotter cushions the impact, has reduced the possibility that the tow chain was bumped and damaged, and the theory of operation of third electro-magnet and fourth electro-magnet is the same with the theory of operation of first electro-magnet and second electro-magnet.

Optionally, a first elastic member is arranged between the second electromagnet and the frame, one end of the first elastic member is fixedly connected with the second electromagnet, and the other end of the first elastic member is fixedly connected with the frame;

a second elastic piece is arranged between the fourth electromagnet and the reduction gearbox, one end of the second elastic piece is fixedly connected with the reduction gearbox, and the other end of the second elastic piece is fixedly connected with the fourth electromagnet.

When the drag chain is installed, the fourth electromagnet and the second electromagnet are required to be moved upwards manually, and then the drag chain is inserted between the first electromagnet and the second electromagnet and between the third electromagnet and the fourth electromagnet, so that the installation process is complicated; through adopting above-mentioned technical scheme, distance between first electro-magnet and the second electro-magnet, between third electro-magnet and the fourth electro-magnet is farther, can directly place the tow chain between first electro-magnet and the second electro-magnet, between third electro-magnet and the fourth electro-magnet when installing the tow chain, when fixed, open first electro-magnet, the second electro-magnet, three electro-magnet and fourth electro-magnet, make first electro-magnet and second electro-magnet mutually magnetic attraction, third electro-magnet and fourth electro-magnet mutually magnetic attraction, thereby fix the tow chain, when taking out the tow chain, close first electro-magnet, the second electro-magnet, three electro-magnet and fourth electro-magnet, the second electro-magnet resets under the elasticity effect of first elastic component, the fourth electro-magnet resets under the elasticity effect of second elastic component, and then simplified the installation process, convenient operation.

Optionally, a protective cover is installed around the frame, and the protective cover is sleeved on the frame and wraps the frame.

When detecting the anti-torque capacity of the drag chain, the drag chain fracture easily causes the fragment splash, and then causes the injury to staff around, through adopting above-mentioned technical scheme, set up the protection casing in the frame, when the fragment splash, the protection casing blocks the fragment, reduces the damage of fragment to staff.

Optionally, the protection casing with the frame is dismantled and is connected, the protection casing with be provided with the locking piece that is used for fixed protection casing between the frame.

When the fragments collapse on the protective cover, the protective cover is easy to damage, and the protective cover is usually welded on the frame, so that the replacement is inconvenient; through adopting above-mentioned technical scheme, when the protection casing takes place to damage, open the locking piece, just can change the protection casing, and then make things convenient for the change of protection casing.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the first electromagnet, the second electromagnet, the third electromagnet, the fourth electromagnet and the two-dimensional moving platform, when the length and the width of the drag chain are changed, the drag chain can be well fixed, and the applicability of the detection equipment is further improved;

2. the distance between the first electromagnet and the second electromagnet and the distance between the third electromagnet and the fourth electromagnet are far, when the drag chain is installed, the drag chain can be directly placed between the first electromagnet and the second electromagnet and between the third electromagnet and the fourth electromagnet, and when the drag chain is fixed, the first electromagnet, the second electromagnet, the third electromagnet and the fourth electromagnet are started to enable the first electromagnet and the second electromagnet to attract each other and the third electromagnet and the fourth electromagnet to attract each other, so that the drag chain is fixed, when the drag chain needs to be taken out, the first electromagnet, the second electromagnet, the third electromagnet and the fourth electromagnet are closed, the second electromagnet is reset under the elastic action of the first elastic piece, and the fourth electromagnet is reset under the elastic action of the second elastic piece, so that the installation process is simplified, and the operation is convenient;

3. the protective cover is arranged on the frame, and when the fragments splash, the protective cover blocks the fragments, so that the damage of the fragments to staff is reduced.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a multi-type drag chain testing apparatus according to an embodiment of the present application.

FIG. 2 is an internal block diagram of a multi-type drag chain test apparatus according to an embodiment of the present application.

FIG. 3 is a top view of a multi-type drag chain testing apparatus according to an embodiment of the present application.

In the figure, 1, a rack; 11. a first mounting plate; 12. a first baffle; 13. a second mounting plate; 14. a second baffle; 15. a first elastic member; 16. a second elastic member;

2. a bending device; 21. a two-dimensional moving platform;

3. a fixing device; 31. a first electromagnet; 32. a second electromagnet; 33. a third electromagnet; 34. a fourth electromagnet; 35. a cushion pad;

4. a driving member; 41. a reduction gearbox; 42. an output gear; 43. an input gear;

5. a protective cover; 51. a locking member.

Detailed Description

The present application is described in further detail below with reference to fig. 1-3.

A multi-type drag chain testing apparatus, referring to fig. 1 and 2, comprises a frame 1. The frame 1 is provided with a bending device 2 and a fixing device 3, the bending device 2 comprises a two-dimensional moving platform 21, in the embodiment, a driving piece 4 of the two-dimensional moving platform 21 adopts a gear motor, the two-dimensional moving platform 21 is provided with a counter, and the counter is added with 1 every time the two-dimensional moving platform 21 horizontally reciprocates. The two-dimensional moving platform 21 is installed on the frame 1, the driving piece 4 is fixedly installed at the output end of the two-dimensional moving platform 21, in this embodiment, the driving piece 4 adopts a motor capable of controlling output torque, the driving piece 4 is also provided with a counter, and the counter is increased by 1 when the driving piece 4 changes the rotation direction once.

Referring to fig. 3, the output end of the driving part 4 is provided with a reduction gearbox 41, and the reduction gearbox 41 is fixedly installed at the output end of the two-dimensional moving platform 21 and moves together with the driving part 4. An output gear 42 is mounted at the output end of the driving member 4, an input gear 43 is mounted at the input end of the reduction gearbox 41, and the output gear 42 is meshed with the input gear 43. The frame 1 is provided with a pressure sensor, and after the drag chain is installed, the pressure sensor is positioned under the drag chain and is attached to the drag chain.

Referring to fig. 2, the fixture 3 includes a first electromagnet 31, a second electromagnet 32, a third electromagnet 33, and a fourth electromagnet 34. The output end of the reduction gearbox 41 is fixedly connected with a first mounting plate 11, the top surface of the first mounting plate 11 is fixedly connected with a first baffle 12, a third electromagnet 33 is fixedly connected to the lower end of the first mounting plate 11, and a fourth electromagnet 34 is slidably connected to the first mounting plate 11 and parallel to the third electromagnet 33. A second elastic member 16 is disposed between the fourth electromagnet 34 and the first baffle 12, and in this embodiment, the second elastic member 16 is a spring. One end of the second elastic member 16 is fixedly connected with the fourth electromagnet 34, and the other end of the second elastic member 16 is fixedly connected with the first baffle 12.

The frame 1 is fixedly connected with a second mounting plate 13, a first electromagnet 31 is fixedly connected to the lower end of the second mounting plate 13, and a second electromagnet 32 is slidably connected to the second mounting plate 13 and is parallel to the first electromagnet 31. The top end of the second mounting plate 13 is fixedly connected with a second baffle 14, and a first elastic element 15 is arranged between the second electromagnet 32 and the second baffle 14, and in this embodiment, the first elastic element 15 adopts a spring. One end of the first elastic member 15 is fixedly connected with the second baffle 14, and the other end of the first elastic member 15 is fixedly connected with the second electromagnet 32.

The two end surfaces of the first electromagnet 31 and the second electromagnet 32, which are close to each other, and the two end surfaces of the third electromagnet 33 and the fourth electromagnet 34, which are close to each other, are fixedly connected with a buffer cushion 35. The cushion pad 35 is made of rubber material and has a high friction coefficient. When the drag chain is clamped, the friction between the drag chain and the first electromagnet 31, the second electromagnet 32, the third electromagnet 33, or the fourth electromagnet 34 can be increased.

Referring to fig. 1, a protective cover 5 is detachably connected around a frame 1, and the protective cover 5 is sleeved on the frame 1 to wrap the frame 1. A locking piece 51 is arranged between the protective cover 5 and the frame 1, and in the embodiment, the locking piece 51 adopts a quick-release lock catch. The side of the protective cover 5 is provided with an opening, and the inner wall of the opening is rotatably provided with a door plate.

The implementation principle of the embodiment of the application is as follows: when the service life and fatigue resistance of the drag chain are required to be detected, one end of the drag chain is placed on the first electromagnet 31, the side wall of one end of the drag chain is abutted to the second mounting plate 13, the first electromagnet 31 and the second electromagnet 32 are started, the second electromagnet 32 moves towards the first electromagnet 31 under the action of magnetic attraction, and one end of the drag chain is clamped.

The other end of the drag chain is placed on the third electromagnet 33, the side wall of the other end of the drag chain is abutted against the first mounting plate 11, the third electromagnet 33 and the fourth electromagnet 34 are started, and the fourth electromagnet 34 moves towards the third electromagnet 33 under the action of magnetic attraction, so that the other end of the drag chain is clamped.

At this time, the two-dimensional moving platform 21 is started, the third electromagnet 33 and the fourth electromagnet 34 are driven to horizontally reciprocate, the drag chain is driven to repeatedly bend, and the numbers on the counter on the two-dimensional moving platform 21 are recorded, so that the service life and fatigue resistance of the drag chain are detected.

When the firmness degree of the installation of the drag chain needs to be detected, the driving piece 4 is started, the output end of the driving piece 4 rotates to drive the output gear 42 to rotate, then the input gear 43 is driven to rotate, the input end of the reduction gearbox 41 is driven to rotate, then the output end of the reduction gearbox 41 is driven to rotate, the first mounting plate 11 is driven to rotate, and then the third electromagnet 33 and the fourth electromagnet 34 are driven to rotate, so that the drag chain is driven to rotate. The driving piece 4 repeatedly changes the rotation direction, and then drives the first mounting plate 11 to rotate forward and reverse alternately, so that the drag chain is driven to twist back and forth, the number on the counter on the driving piece 4 is recorded, and then the firmness of the drag chain installation is detected.

When the torsion resistance condition of the drag chain needs to be detected, the driving piece 4 continuously rotates in one direction, the output torque of the driving piece 4 is continuously increased, the drag chain is driven to continuously twist in one direction until the drag chain breaks, the output torque of the driving piece 4 at the moment is recorded, and therefore the torsion which can be born by the drag chain is detected.

When the pressure born by the drag chain needs to be detected, the two-dimensional moving platform 21 vertically moves downwards, so that one end of the drag chain is driven to vertically move downwards, the bending part of the drag chain is further subjected to pressure, the pressure born by the drag chain is transmitted to the pressure sensor, and when the drag chain breaks, the pressure value of the pressure sensor at the moment is recorded, so that the compression resistance of the drag chain is detected.

When the length of the drag chain is changed, the two-dimensional moving platform 21 is lifted or lowered, the drag chain is bent to form a U shape, and the width of the U-shaped drag chain is increased, so that the length of the U-shaped drag chain is kept unchanged, and the drag chain can be installed on the detection equipment.

The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The multi-model drag chain testing equipment comprises a rack (1) and is characterized in that a bending device (2) for driving the drag chain to bend and a fixing device (3) for fixing the drag chain are arranged on the rack (1);

the fixing device (3) comprises a first electromagnet (31), a second electromagnet (32), a third electromagnet (33) and a fourth electromagnet (34);

the first electromagnet (31) and the second electromagnet (32) are symmetrically arranged, and the third electromagnet (33) and the fourth electromagnet (34) are fixedly and symmetrically arranged;

the first electromagnet (31) is fixedly connected to the frame (1), and the second electromagnet (32) is in sliding connection with the frame (1);

the third electromagnet (33) and the fourth electromagnet (34) are both connected with the bending device (2).

2. A multi-type drag chain testing apparatus according to claim 1, wherein said bending means (2) comprises a two-dimensional moving platform (21);

the two-dimensional moving platform (21) is arranged on the frame (1);

the third electromagnet (33) is connected with the output end of the two-dimensional moving platform (21), and the fourth electromagnet (34) is connected with the output end of the two-dimensional moving platform (21).

3. The multi-type drag chain test device according to claim 2, wherein a driving member (4) is arranged between the two-dimensional moving platform (21) and the third electromagnet (33), the driving member (4) is fixedly connected with the output end of the two-dimensional moving platform (21), the third electromagnet (33) is connected with the driving member (4), and the fourth electromagnet (34) is connected with the driving member (4).

4. A multi-type drag chain test apparatus according to claim 3, wherein a reduction gearbox (41) is arranged between the driving member (4) and the third electromagnet (33), the reduction gearbox (41) is mounted on the two-dimensional moving platform (21), the output end of the driving member (4) is connected with the input end of the reduction gearbox (41), the third electromagnet (33) is fixedly connected with the output end of the reduction gearbox (41), and the fourth electromagnet (34) is slidably connected with the output end of the reduction gearbox (41).

5. The multi-type drag chain test device according to claim 4, wherein a first elastic member (15) is arranged between the second electromagnet (32) and the frame (1), one end of the first elastic member (15) is fixedly connected with the second electromagnet (32), and the other end of the first elastic member (15) is fixedly connected with the frame (1);

a second elastic piece (16) is arranged between the fourth electromagnet (34) and the reduction gearbox (41), one end of the second elastic piece (16) is fixedly connected with the reduction gearbox (41), and the other end of the second elastic piece (16) is fixedly connected with the fourth electromagnet (34).

6. The multi-type drag chain test apparatus of claim 5, wherein a buffer pad (35) is fixedly connected to an end surface of the first electromagnet (31) close to the second electromagnet (32), an end surface of the second electromagnet (32) close to the first electromagnet (31), an end surface of the third electromagnet (33) close to the fourth electromagnet (34) and an end surface of the fourth electromagnet (34) close to the third electromagnet (33).

7. The multi-type drag chain test device according to claim 1, wherein a protective cover (5) is installed around the frame (1), and the protective cover (5) is sleeved on the frame (1) and wraps the frame (1).

8. A multi-type drag chain test apparatus according to claim 7, characterized in that the protective cover (5) is detachably connected with the frame (1), and a locking member (51) for fixing the protective cover (5) is provided between the protective cover (5) and the frame (1).