CN211291986U

CN211291986U - Test bench for detecting rubber joints

Info

Publication number: CN211291986U
Application number: CN202020324340.0U
Authority: CN
Inventors: 马志强; 程瑞国; 李松志; 曹家超
Original assignee: Zhengzhou Tianyuan Rubber Co ltd
Current assignee: Zhengzhou Tianyuan Rubber Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-08-18
Anticipated expiration: 2030-03-16

Abstract

A test bench for detecting rubber joint relates to mechanical parts's test field, comprising a base plate, the vertical fixation is equipped with the riser on the bottom plate, the one side of riser is rotated and is connected with the carousel, the fixed bolster that is equipped with on the carousel, it has the movable support to go back sliding connection on the carousel, movable support is parallel with the fixed bolster, all offer the manger plate that is used for placing rubber joint's tip on fixed bolster and the movable support, all detachably be connected with the upper cover on fixed bolster and the movable support, still be equipped with on the test bench and twist reverse the staple bolt, twist reverse the staple bolt including embracing hoop portion, the fixed torsion atress piece and the deflection atress piece of locating the outside of embracing hoop portion. The utility model discloses utilize the carousel to realize that rubber joint turns to in the testing process, only one set of test bench just can accomplish the test detection of rubber joint's axle pressure, torsional forces and deflection force, reduces once to twice clamping process, more saves time, reduces the clamping error.

Description

Test bench for detecting rubber joints

Technical Field

The utility model belongs to the technical field of mechanical parts's test and specifically relates to a test bench for detecting rubber joint.

Background

The rubber joint is arranged between the axle and the framework, plays roles of traction, suspension and shock absorption, and is required to be subjected to a series of mechanical detection before use so as to ensure the use safety. The rubber joint bears the fatigue action and the instantaneous impact of radial direction, torsion and deflection in practical application, each force needs to be tested and checked independently, the prior patent No. CU204286953U discloses a torsion and deflection test device for the rubber joint, but in the technical scheme, different devices are used for testing the torsion force and the deflection force, the rubber joint needs to be clamped on another clamp or test equipment again when different forces are tested, each clamping has a clamping error, the risk of influencing the test result is influenced, the time is wasted, and the test progress is delayed.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming the defect of prior art, the utility model aims at providing a test bench for detecting rubber joint realizes accomplishing the experimental function of detecting of axial pressure, torsional force and deflection force on same test bench.

Its solution is, a test bench for detecting rubber joint, comprising a base plate, its characterized in that, the vertical fixation is equipped with the riser on the bottom plate, the one side of riser is rotated and is connected with the carousel, the fixed bolster that is equipped with on the carousel, it has the removal support still to slide connection on the carousel, the one side that the removal support deviates from the fixed bolster is smooth and level, it is parallel with the fixed bolster to remove the support, all set up the manger plate that is used for placing rubber joint's tip on fixed bolster and the removal support, all can dismantle on fixed bolster and the removal support and be connected with the upper cover, still be equipped with on the test bench and twist reverse the staple bolt, twist reverse the staple bolt including armful hoop portion, the fixed torsion atress piece and the atress piece that.

Preferably, the turntable is convexly provided with a rotating shaft, the rotating shaft penetrates through the vertical plate and is rotatably connected with the vertical plate, and the turntable is further provided with a rotating position.

Preferably, the rotation angle of the turntable is 90 degrees, two sliding columns are fixedly arranged on one surface of the turntable, which is provided with a rotating shaft, and are symmetrical about the axis of the rotating shaft, two arc grooves are formed in the vertical plate, the two arc grooves are symmetrical, the corresponding central angles are 90 degrees, and the two sliding columns respectively extend into the two arc grooves and are in sliding connection with the arc grooves; one end point position in the arc groove corresponds to the horizontal state of the rubber joint, the other end point position of the arc groove corresponds to the vertical state of the rubber joint, a locking hole is formed in the turntable, a plurality of threaded holes are formed in the vertical plate, and the positions of the threaded holes correspond to the positions of the locking hole on the two end point positions.

Preferably, the sliding groove is formed in the face, deviating from the vertical plate, of the rotary table, the locking plate is fixedly arranged on the moving support, the locking plate is in surface contact with the rotary table, the through hole is formed in the locking plate, the rotary table is provided with a plurality of threaded holes corresponding to the through hole, and a sliding block matched with the sliding groove is fixedly arranged below the locking plate.

Preferably, the blocking groove does not penetrate through the through groove of the fixed support or the movable support, the contact surface of the blocking groove and the rubber joint is a plane, the width of the blocking groove is larger than the diameter of a mandrel of the rubber joint, the upper cover is also provided with the blocking groove, the blocking groove on the fixed support corresponds to the blocking groove on the upper cover connected with the fixed support, and the blocking groove on the movable support corresponds to the blocking groove on the upper cover connected with the movable support.

The utility model has the advantages that: compared with the prior art, the novel point that the rubber joint turns to in the detection process is realized by utilizing the rotary table, the test detection of the axial pressure, the torsional force and the deflection force of the rubber joint can be completed by only one set of test stand, and compared with the operation process of replacing the detection tool in the prior art, the clamping process from one time to two times is reduced, the time is saved, and the clamping error is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention, in which a rubber joint is shown;

fig. 2 is a front view of the present invention;

fig. 3 is a right side view of the present invention;

fig. 4 is a rear view of the present invention;

FIG. 5 is a schematic structural view of a mobile carriage;

fig. 6 is a schematic structural view of the twisting hoop.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

The test bench for detecting the rubber joints is shown in figures 1-6 and comprises a bottom plate 1 and is characterized in that a vertical plate 2 is vertically and fixedly arranged on the bottom plate 1, a reinforcing rib is arranged between the vertical plate 2 and the bottom plate 1 to enhance the connection strength, one surface of the vertical plate 2 is rotatably connected with a rotary table 3, a fixed support 4 is fixedly arranged on the rotary table 3, a movable support 5 is also slidably connected on the rotary table 3, the fixed support 4 and the movable support 5 are used for fixing the rubber joints, the fixed support 4 and the movable support 5 are different in specifications of the rubber joints used by different vehicles, so that an adjustable distance arrangement mode is adopted between the fixed support 4 and the movable support 5, the fixed support 4 is kept still, the movable support 5 is adjusted to enable the distance between the fixed support 4 and the movable support 5 to be suitable for the length of the rubber joints to be tested, the surface of the movable support 5, which is far away from, the smooth surface of the movable support 5 is placed horizontally upwards by rotating the turntable 3, the hydraulic machine and other loading devices directly apply force to the movable support 5, the smooth surface does not affect the loading process of the force application mechanism, the movable support 5 is parallel to the fixed support 4, the retaining grooves 8 for placing the end parts of the rubber joints are formed in the fixed support 4 and the movable support 5, the upper cover 6 is detachably connected to the fixed support 4 and the movable support 5, the two ends of the mandrel of each rubber joint are placed in the retaining grooves 8 during rubber joint clamping, then the upper cover 6 is installed, the two ends of the mandrel of each rubber joint are clamped and fixed, the test bench is further provided with a twisting hoop 7, the twisting hoop 7 comprises a hoop part 71, and the twisting stress block 72 and the deflection stress block 73 which are fixedly arranged outside the hoop part 71. The structure of armful hoop portion 71 is the same with ordinary staple bolt, it is no longer repeated here, the upper surface area of skew atress piece 73 is big than the side surface area, and the side surface area of twisting atress piece 72 is big than the upper surface area, can drive armful hoop portion 71 when twisting the side atress of atress piece 72 and take place to rotate, and armful hoop portion 71 holds the rubber joint tightly and transmits the moment of torsion for rubber joint, when the upper surface atress of skew atress piece 73, rubber joint can directly receive the deflection power, the sensor of detecting power is preferably installed on fixed bolster 4, prevent to remove and cause detection error.

The rotary table 3 is convexly provided with a rotating shaft 31, the rotating shaft 31 penetrates through the vertical plate 2 and is rotatably connected with the vertical plate 2, and the rotary table 3 is further provided with a rotating part 34. The rotary disk 3 is rotatably connected with the vertical plate 2 by using the rotating shaft 31, and in order to facilitate the rotation of the rotary disk 3 by an operator, a rotation part 34 is formed on the rotary disk 3, and the rotation part 34 is a notch on the edge of the rotary disk 3.

The rotating angle of the rotating disc 3 is 90 degrees, two sliding columns 36 are fixedly arranged on one surface of the rotating disc 3, which is provided with the rotating shaft 31, the two sliding columns 36 are symmetrical about the axis of the rotating shaft 31, two arc grooves 32 are formed in the vertical plate 2, the two arc grooves 32 are symmetrical, the corresponding central angles are 90 degrees, and the two sliding columns 36 respectively extend into the two arc grooves 32 and are in sliding connection with the arc grooves 32; one end point position in the arc groove 32 corresponds to the horizontal state of the rubber joint, the other end point position of the arc groove 32 corresponds to the vertical state of the rubber joint, a locking hole 35 is formed in the rotary disc 3, a plurality of threaded holes are formed in the vertical plate 2, and the positions of the threaded holes correspond to the positions of the locking hole 35 on the two end point positions. The turntable 3 is difficult to ensure that the rubber joint is positioned at a vertical or horizontal position in the whole rotation, so that an arc groove 32 is arranged, the arc groove 32 is a quarter circle, the positions of two end points correspond to the vertical and horizontal positions of the rubber joint respectively, the screw is detached when the turntable 3 is rotated, the turntable 3 is locked by using a locking hole 35 after the turntable 3 is rotated to a required detection position, and the fixation of the turntable 3 is completed.

Spout 33 has been seted up to the one side that deviates from riser 2 on the carousel 3, the last fixed locking plate 51 that is equipped with of movable support 5,

locking plate

51 and 3 surface contact of carousel are equipped with the via hole on the locking plate 51, are equipped with a plurality of screw holes corresponding with the via hole on the carousel 3, still fix below the locking plate 51 and be equipped with the slider 52 with spout 33 matched with. The movable support 5 realizes the function of adjusting the distance between the movable support 5 and the fixed support 4 through the sliding groove 33 and the sliding block 52, and after the position of the movable support 5 is adjusted, the movable support 5 is fixed on the rotary table 3 by using the locking plate 51.

The blocking groove 8 does not penetrate through the through groove of the fixed support 4 or the movable support 5, the contact surface of the blocking groove 8 and the rubber joint is a plane, the width of the blocking groove 8 is larger than the diameter of a mandrel of the rubber joint, the blocking groove 8 is also formed in the upper cover 6, the blocking groove 8 in the fixed support 4 corresponds to the blocking groove 8 in the upper cover 6 connected with the blocking groove 8, and the blocking groove 8 in the movable support 5 corresponds to the blocking groove 8 in the upper cover 6 connected with the blocking groove 8. Keep off 8 two sides in groove open, it is corresponding to keep off 8 grooves on the same support, and keep off groove 8 and be non-through, the one end of dabber stretches into and keeps off 8 backs promptly, the dabber terminal surface can be kept off by keeping off 8 grooves, make the dabber can't pass fixed bolster 4 or moving support 5, flat position has been seted up on the current dabber, so keep off 8 grooves and rubber joint contact surface and also establish to the plane, two keep off 8 grooves on the same support contact respectively and step up two upper and lower flat positions of the same end of dabber, surface contact increase lifting surface area, be difficult for pressing from both sides the dabber bad, also can press from both sides the dabber of tight different specifications simultaneously.

When the utility model is used, the bottom plate 1 is fixed on the loading device, the twisting hoop 7 is locked on the outer sleeve of the rubber joint, the distance between the movable bracket 5 and the fixed bracket 4 is adjusted, the two ends of the rubber joint are fixedly clamped, and the deflection stress block 73 is kept upward when the rubber joint is water-saving; when the axial pressure is detected, the turntable 3 is rotated to enable the smooth surface of the movable support 5 to be upward, the loading device loads the movable support 5, and the movable support 5 is not locked; when the deflection force is detected, the turntable 3 is rotated to horizontally place the rubber joint, and the loading device loads the upper surface of the deflection stress block 73; when the torsional force is detected, the side surface of the torsional stress block 72 is horizontal, the loading device loads the side surface of the torsional stress block 72, and finally, the data is read by the aid of the sensor.

The above-mentioned embodiments are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design concept of the present invention should be included in the protection scope defined by the claims of the present invention.

Claims

1. A test bench for detecting rubber joints comprises a bottom plate (1) and is characterized in that, the utility model discloses a rubber joint testing device, including bottom plate (1), the one side of riser (2) is rotated and is connected with carousel (3), fixed being equipped with fixed bolster (4) is gone up in carousel (3), it has movable support (5) to go back sliding connection on carousel (3), the one side that deviates from fixed bolster (4) of movable support (5) is smooth level and smooth, movable support (5) are parallel with fixed bolster (4), all offer on fixed bolster (4) and movable support (5) and be used for placing retaining groove (8) of the tip of rubber joint, all can dismantle on fixed bolster (4) and movable support (5) and be connected with upper cover (6), still be equipped with on the test bench and twist reverse staple bolt (7), twist reverse staple bolt (7) including embracing hoop portion (71), fixed torsion atress piece (72) and the atress piece (73) that deflects of locating the armful hoop portion (71) outside.

2. The test bench for detecting the rubber joints according to claim 1, wherein a rotating shaft (31) is convexly arranged on the rotary table (3), the rotating shaft (31) penetrates through the vertical plate (2) and is rotatably connected with the vertical plate (2), and a rotating part (34) is further arranged on the rotary table (3).

3. The test bench for detecting the rubber joints according to claim 2, wherein the rotation angle of the rotary table (3) is 90 degrees, two sliding columns (36) are fixedly arranged on one surface of the rotary table (3) with the rotating shaft (31), the two sliding columns (36) are symmetrical about the axis of the rotating shaft (31), two arc grooves (32) are formed in the vertical plate (2), the two arc grooves (32) are symmetrical, the corresponding central angles are 90 degrees, and the two sliding columns (36) respectively extend into the two arc grooves (32) and are in sliding connection with the arc grooves (32); one end point position in the arc groove (32) corresponds to the horizontal state of the rubber joint, the other end point position of the arc groove (32) corresponds to the vertical state of the rubber joint, a locking hole (35) is formed in the rotary plate (3), a plurality of threaded holes are formed in the vertical plate (2), and the positions of the threaded holes correspond to the positions of the locking hole (35) on the two end point positions.

4. The test bench for detecting the rubber joints according to claim 3, wherein a sliding groove (33) is formed in one surface of the rotary table (3) away from the vertical plate (2), a locking plate (51) is fixedly arranged on the movable support (5), the locking plate (51) is in surface contact with the rotary table (3), a through hole is formed in the locking plate (51), a plurality of threaded holes corresponding to the through hole are formed in the rotary table (3), and a sliding block (52) matched with the sliding groove (33) is fixedly arranged below the locking plate (51).

5. The test bench for detecting the rubber joints according to claim 1, wherein the blocking groove (8) does not penetrate through a through groove of the fixed support (4) or the movable support (5), the contact surface of the blocking groove (8) and the rubber joints is a plane, the width of the blocking groove (8) is larger than the diameter of a mandrel of the rubber joints, the blocking groove (8) is also formed in the upper cover (6), the blocking groove (8) in the fixed support (4) corresponds to the blocking groove (8) in the upper cover (6) connected with the fixed support, and the blocking groove (8) in the movable support (5) corresponds to the blocking groove (8) in the upper cover (6) connected with the movable support.