CN212379203U

CN212379203U - High strength combined material pipe torsion test device

Info

Publication number: CN212379203U
Application number: CN202020957527.4U
Authority: CN
Inventors: 姜红霞
Original assignee: Hubei Zhuoyue New Material Technology Co ltd
Current assignee: Hubei Zhuoyue New Material Technology Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-01-19
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a high-strength composite material pipe torsion test device, which is used for propping against the inner wall of a pipe through a top block, when the pipe is prevented from being clamped, the pipe is deformed or cracked in an inward concave manner, the top rod can extrude the outer wall of the pipe through the matching of a first hydraulic rod and the top rod, the pipe is clamped through the extrusion of the top plate, a right side frame body can rotate along with the work of driving equipment through the connection of the driving equipment, a driving gear, a driven gear, the driving rod and a right side frame body, because the left side frame body and the left side support arm are welded, the right side frame body and the right side support arm are rotatably connected, when the right side frame body rotates, the pipes with two ends positioned on the two frame bodies are twisted, thereby carrying out torsion test, the device has good clamping effect, the clamping installation is convenient, and the clamping force can be ensured, prevent that tubular product from being pressed from both sides badly, influencing going on of experiment, for the staff facilitates, improve detection rate.

Description

High strength combined material pipe torsion test device

Technical Field

The utility model relates to a torsion test technical field, specific field is a high strength combined material pipe torsion test device.

Background

The torsion test is a test for measuring the torque resisting effect of the material and is one of the basic test methods for testing the mechanical properties of the material. The strength and the plasticity of brittle material and plastic material can be surveyed in the torsion test, the part that often bears the moment of torsion is like axle, materials such as spring often need to twist reverse the test to making, current tubular product twists reverse the experimental apparatus, to the tubular product clamping process, because tubular product is hollow state, can't be good carry out the centre gripping to tubular product, the phenomenon that the flat tubular product of clamp or direct clamp bad tubular product probably appears, make the unable normal completion of twisting reverse the experiment, to extravagant experimental tubular product simultaneously, detection rate is low, bring the inconvenience for producer and staff.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high strength combined material pipe torsion test device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a torsion test device for a high-strength composite pipe comprises a base, wherein fixing seats are symmetrically installed on the left and right sides of the upper surface of the base, a support arm is fixedly installed on the upper surface of the fixing seat, a frame body is installed on the side wall of the top of the support arm and is annular, ejector blocks are installed on the periphery of the inner side wall of the frame body, the number of the ejector blocks is multiple, first hydraulic rods are fixedly installed on the periphery of the outer side wall of the frame body, support rods are fixedly installed on the periphery of the outer side wall of the frame body, the number of the first hydraulic rods and the number of the support rods are the same as that of the ejector blocks, the first hydraulic rods, the support rods and the ejector blocks are arranged on the frame body in an equal distance, ejector rods are hinged to one ends of the support rods, one ends of the ejector rods are hinged to one ends of the first hydraulic rods, the left side of the fixing seats are, the right side the last fixed surface of fixing base installs drive arrangement, right side support arm upper portion is rotated and is run through there is the actuating lever, the one end and the right side of actuating lever support body fixed connection, the other end fixed mounting of actuating lever has driven gear, drive arrangement's output fixed mounting has the driving gear, driving gear and driven gear intermeshing, the diameter of driving gear is less than driven gear's diameter.

Preferably, the left side welded connection between fixing base and the base, the right side through slider sliding assembly between fixing base and the base, slider includes the spout, the spout is seted up the upper surface right side of base, the inside slip joint of spout has the sliding seat, the sliding seat with fixing base fixed assembly, the right side wall fixed mounting of spout has the second hydraulic stem, the left end of hydraulic stem and the right side wall fixed connection of sliding seat.

Preferably, each threaded hole is formed in the surface of the top block, a screw rod is arranged in the threaded hole, a top plate is fixedly mounted at one end of the screw rod, and the top plates are located on one sides, far away from each other, of the top blocks.

Preferably, the driving device is externally connected with a power supply through a wire, and the driving device is electrically connected with the torsion display device through a wire.

Preferably, the surface of each top plate is provided with a rubber pad, and the outer part of each ejector rod is provided with anti-skid convex particles.

Preferably, the top of the base is hinged with a cover body, the upper surface of the base is provided with a groove, the cover body is buckled inside the groove, and the front side wall of the cover body is provided with a locking piece.

Compared with the prior art, the beneficial effects of the utility model are that: a high-strength composite material pipe torsion test device is used for propping against the inner wall of a pipe through a top block, when the pipe is prevented from being clamped, the pipe is deformed or cracked inwards and the clamping effect is influenced, power is provided through the rotation of a first hydraulic rod position top rod, the outer wall of the pipe can be extruded after the top rod rotates, the pipe is clamped through the extrusion of the top plate, a right side frame body can rotate along with the work of driving equipment through the connection of driving equipment, a driving gear, a driven gear and a driving rod and a right side frame body, because the left side frame body and a left side supporting arm are welded, the right side frame body and the right side supporting arm are rotatably connected, when the right side frame body rotates, the pipe with two ends positioned on the two frame bodies is twisted, so that a torsion experiment is carried out, the device has good clamping effect, is convenient to clamp and install, and can ensure the clamping force, prevent that tubular product from being pressed from both sides badly, influencing going on of experiment, for the staff facilitates, improve detection rate.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic view of the mounting structure of the middle frame body, the top block, the top rod, the screw rod and the top plate of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 1.

In the figure: 1-base, 2-fixing base, 3-supporting arm, 4-frame body, 5-top block, 6-first hydraulic rod, 7-supporting rod, 8-top rod, 9-driving device, 10-driving rod, 11-driven gear, 12-driving gear, 13-sliding groove, 14-sliding seat, 15-second hydraulic rod, 16-threaded hole, 17-screw rod, 18-top plate, 19-rubber pad, 20-anti-skid convex particle, 21-cover body, 22-groove and 23-locking piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a torsion test device for a high-strength composite pipe comprises a base 1, wherein a fixed seat 2 is symmetrically installed on the left and right sides of the upper surface of the base 1, a support arm 3 is fixedly installed on the upper surface of the fixed seat 2, a frame body 4 is installed on the side wall of the top of the support arm 3, the frame body 4 is annular, the left side frame body 4 and the left side support arm 3 are welded, the right side frame body 4 and the right side support arm 3 are rotatably connected, ejector blocks 5 are installed on the inner side wall periphery of the frame body 4, the number of the ejector blocks 5 is multiple, a first hydraulic rod 6 is fixedly installed on the outer side wall periphery of the frame body 4, support rods 7 are fixedly installed on the outer side wall periphery of the frame body 4, the number of the first hydraulic rods 6 and the number of the support rods 7 are the same as the number of the ejector blocks 5, and the first hydraulic rods 6, the one end of bracing piece 7 articulates there is ejector pin 8, the one end of ejector pin 8 is connected with the one end of first hydraulic stem 6 is articulated, the left side be fixed connection, right side between 2 supporting arm 3 of fixing base and the support body 4 on the fixing base 2 between supporting arm 3 and the support body 4 be connected for rotating, the right side fixed surface installs drive arrangement 9, the right side on the fixing base 23 upper portion is rotated and is run through there is actuating lever 10, the one end and the right side of actuating lever 10 4 fixed connection of support body, the other end fixed mounting of actuating lever 10 has driven gear 11, the output fixed mounting of drive arrangement 9 has driving gear 12, driving gear 12 and driven gear 11 intermeshing, the diameter of driving gear 12 is less than driven gear 11's diameter.

Provide mounting platform and basis through base 1, be used for installing support arm 3 through fixing base 2, be used for installing support body 4 through support arm 3, make support body 4 can be suspended on fixing base 2, be used for withstanding the inner wall of tubular product through kicking block 5, when preventing centre gripping tubular product, tubular product takes place inside sunken deformation or cracked, influence the centre gripping effect, be used for installing ejector pin 8 through bracing piece 7, and make ejector pin 8 can take place to rotate, provide power for the rotation of ejector pin 8 through first hydraulic stem 6, make ejector pin 8 can extrude the outer wall of tubular product after rotating, realize the centre gripping to tubular product through the extrusion of roof 8, cooperation through drive arrangement 9 and driving gear 12, make drive arrangement 9 can drive driving gear 12 and take place to rotate, through the meshing of driving gear 12 and driven gear 11, make driven gear 11 can rotate thereupon, through driven gear 11, The connection of the driving rod 10 and the right side frame 4 enables the right side frame 4 to rotate with the operation of the driving apparatus 9.

Particularly, the left side welded connection between fixing base 2 and the base 1, the right side through slider sliding assembly between fixing base 2 and the base 1, slider includes spout 13, spout 13 sets up the upper surface right side of base 1, the inside slip joint of spout 13 has sliding seat 14, sliding seat 14 with fixing base 2 fixed assembly, the right side wall fixed mounting of spout 13 has second hydraulic stem 15, the left side end of hydraulic stem 15 and sliding seat 14's right side wall fixed connection.

Through left side fixed welded fixing base 2, make the one end rigidity of tubular product, through the cooperation of spout 13 and sliding seat 14, make right side fixing base 2 can slide on base 1, make right side fixing base 2 can remove the other end position department to the tubular product of different length, adjust the position of right side fixing base 2 through second hydraulic stem 15, make behind the position removal of right side fixing base 2 comparatively stable, make the device can stabilize the tubular product of the different length of centre gripping, improve the device suitability.

Specifically, each threaded hole 16 is opened on the surface of the top block 5, a screw rod 17 is screwed in the threaded hole 16, a top plate 18 is fixedly mounted at one end of the screw rod 17, and the top plates 18 are located on one sides of the top blocks 5 which are far away from each other.

Through the cooperation of screw hole 16 and screw rod 17 for screw rod 17 can rotate on kicking block 5, thereby makes screw rod 17 take place the displacement, through being connected of roof 18 and screw rod 17, makes screw rod 17 rotate the back, and the position of roof 18 changes, thereby makes roof 18 can push up on the inner wall of different diameter tubular products, makes the device can carry out good centre gripping, improvement device suitability to the tubular product of different diameters.

Specifically, the driving device 9 is externally connected with a power supply through a wire, the driving device 9 is electrically connected with the torque force display device through a wire, the torque force display device is an existing device and can display the torque force state of the driving device, in the technical scheme, the displayed torque force data is the torsion resistance value of the pipe, the using method and the connection mode of the torque force display device are both the prior art, and details are not repeated in the technical scheme.

Particularly, every the surface of roof 18 all is equipped with rubber pad 19, every the outside of ejector pin 8 all is equipped with anti-skidding convex particle 20, through the cooperation of rubber pad 19 and anti-skidding convex particle 20, increases the frictional force on roof 18 and roof 8 surface for frictional force between the two and the tubular product inside and outside wall increases, improves the centre gripping effect.

Particularly, base 1's top articulates there is the cover body 21, base 1's upper surface is seted up flutedly 22, the cover body 21 lock is in recess 22's inside, latch fitting 23 is installed to the preceding lateral wall of the cover body 21, keeps apart the equipment on base 1 surface with the external world through the cover body 21, and when preventing the experiment, tubular product is damaged, causes the damage to the staff, through recess 22 and the cooperation of the cover body 21 for the lock that the cover body 21 can be better is on base 1, dies the cover body 21 lock on base 1 through latch fitting 23, guarantees the stability of the cover body 21.

The working principle is as follows: when the pipe fitting device is used, a power supply is connected, a detected pipe is inserted into the outer part of the ejector block 5, the outer wall of the ejector block 5 is attached to the inner wall of the pipe, then the first hydraulic rod 6 is driven to work, the ejector rod 8 rotates, one end of the ejector plate 8 extrudes the outer wall of the pipe, the ejector block 5 and the ejector rod 8 are mutually supported, the pipe is fixed on the frame body 4, then the driving device 9 is started, the driving device 9 can drive the driving gear 12 to rotate through the matching of the driving device 9 and the driving gear 12, the driven gear 11 can rotate along with the driving gear 12 through the meshing of the driving gear 12 and the driven gear 11, the right frame body 4 can rotate along with the work of the driving device 9 through the connection of the driven gear 11, the driving rod 10 and the right frame body 4, the left support arm 4 and the left support arm 3 are in rotatable connection due to the welding between the left frame body 4, therefore, when the right frame body 4 rotates and the left frame body 4 does not rotate, the pipes at two ends of the two frame bodies 4 are twisted, so that the detection of a twisting experiment is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high strength combined material pipe torsion test device, includes base (1), its characterized in that: fixing base (2) are installed to the upper surface bilateral symmetry of base (1), the last fixed surface of fixing base (2) installs support arm (3), support body (4) are installed to the top lateral wall of support arm (3), support body (4) are the annular, kicking block (5) are installed to the inside wall week of support body (4), the quantity of kicking block (5) is a plurality of, the lateral wall week of support body (4) all side fixed mounting have first hydraulic stem (6), the lateral wall week side fixed mounting of support body (4) has bracing piece (7), the quantity of first hydraulic stem (6), bracing piece (7) all is the same with the quantity of kicking block (5), first hydraulic stem (6), bracing piece (7) are the equidistance with kicking block (5) and arrange on support body (4), the one end of bracing piece (7) articulates there is ejector pin (8), one end of the ejector rod (8) is hinged with one end of the first hydraulic rod (6), the left side is fixedly connected between the support arm (3) and the frame body (4) on the fixing seat (2), the right side is rotatably connected between the support arm (3) and the frame body (4) on the fixing seat (2), the driving device (9) is fixedly arranged on the upper surface of the right side of the fixing seat (2), the driving rod (10) penetrates through the upper portion of the right side of the support arm (3) in a rotating manner, one end of the driving rod (10) is fixedly connected with the frame body (4) at the right side, the other end of the driving rod (10) is fixedly provided with a driven gear (11), the output end of the driving device (9) is fixedly provided with a driving gear (12), the driving gear (12) and the driven gear (11) are meshed with each other, and the diameter of the driving gear (12) is smaller than that of the driven gear (11).

2. The high-strength composite pipe torsion test device according to claim 1, wherein: left side welded connection, right side between fixing base (2) and base (1) through slider sliding assembly between fixing base (2) and base (1), slider includes spout (13), spout (13) are seted up the upper surface right side of base (1), the inside slip joint of spout (13) has sliding seat (14), sliding seat (14) with fixing base (2) fixed assembly, the right side wall fixed mounting of spout (13) has second hydraulic stem (15), the left side end of hydraulic stem (15) and the right side wall fixed connection of sliding seat (14).

3. The high-strength composite pipe torsion test device according to claim 1, wherein: every screw hole (16) have all been seted up on the surface of kicking block (5), the internal thread of screw hole (16) has screw rod (17), the one end fixed mounting of screw rod (17) has roof (18), and is a plurality of roof (18) all are located a plurality of one side that kicking block (5) kept away from each other.

4. The high-strength composite pipe torsion test device according to claim 1, wherein: the driving device (9) is externally connected with a power supply through a lead, and the driving device (9) is electrically connected with the torsion display device through the lead.

5. The high-strength composite pipe torsion test device according to claim 3, wherein: the surface of each top plate (18) is provided with a rubber pad (19), and the outer part of each ejector rod (8) is provided with anti-skid convex particles (20).

6. The high-strength composite pipe torsion test device according to claim 1, wherein: the top of base (1) articulates there is the cover body (21), the upper surface of base (1) is seted up flutedly (22), the cover body (21) lock is in the inside of recess (22), latch fitting (23) are installed to the preceding lateral wall of the cover body (21).