CN109342215B - Automatic type tubular product pliability test appearance - Google Patents
Automatic type tubular product pliability test appearance Download PDFInfo
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- CN109342215B CN109342215B CN201811020702.0A CN201811020702A CN109342215B CN 109342215 B CN109342215 B CN 109342215B CN 201811020702 A CN201811020702 A CN 201811020702A CN 109342215 B CN109342215 B CN 109342215B
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
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Abstract
The invention relates to an automatic pipe flexibility tester, relates to the technical field of building material testing equipment, and aims to solve the problem that the pipe needs to be manually bent when the existing pipe flexibility tester is used for testing. The technical scheme is characterized by comprising a base, wherein two arc-shaped supporting plates which are symmetrically arranged are arranged on the base, and a fixing piece is arranged between the two arc-shaped supporting plates on the base; one side of the bottom plate is provided with an installation platform, and a moving platform which slides along the connecting line direction of the two arc-shaped supporting plates is arranged on the installation platform in a sliding way; the mobile station is provided with a clamping ring matched with the fixing piece, and the axis of the clamping ring is vertically arranged; the movable table is connected with a driving mechanism for driving the movable table to slide on the mounting table in a reciprocating manner. When the pipe clamp is used, a fixing piece is used for vertically fixing a pipe on the base and is positioned between the two arc-shaped supporting plates, and the clamping ring is sleeved outside the pipe. The driving mechanism drives the moving platform to drive the clamping ring to bend on the mounting platform towards the direction close to the two arc-shaped supporting plates respectively, and then the bending test of the pipe is realized.
Description
Technical Field
The invention relates to the technical field of building material testing equipment, in particular to an automatic pipe flexibility tester.
Background
The flexibility test of the pipe requires multiple bending operations on the pipe to verify whether the flexibility of the pipe reaches the standard. However, the current flexibility tester needs to be manually bent after clamping the pipe, the bending strength is difficult to control, and labor is wasted.
Disclosure of Invention
The invention aims to provide an automatic pipe flexibility tester, which can realize automatic bending of a pipe, improve the test efficiency and reduce the manual test strength.
The technical purpose of the invention is realized by the following technical scheme:
an automatic pipe flexibility tester comprises a base, wherein two arc-shaped supporting plates which are symmetrically arranged are arranged on the base, and a fixing piece is arranged between the two arc-shaped supporting plates on the base; a mounting table is arranged on one side of the bottom plate, and a moving table which slides along the connecting line direction of the two arc-shaped supporting plates is slidably mounted on the mounting table; the mobile station is provided with a clamping ring matched with the fixing piece, and the axis of the clamping ring is vertically arranged; and the moving table is connected with a driving mechanism for driving the moving table to slide on the mounting table in a reciprocating manner.
Through adopting above-mentioned technical scheme, use the mounting with vertical the fixing of tubular product on the base and be located between two arc backup pads to with the clamp ring cover outside tubular product. The driving mechanism drives the moving platform to drive the clamping ring to bend on the mounting platform towards the direction close to the two arc-shaped supporting plates respectively, and then the bending test of the pipe is realized. And finally, selecting a proper plug gauge according to the aperture of the pipe, and judging the flexibility of the pipe according to whether the plug gauge can smoothly pass through the pipe or not. When the clamping ring is sleeved outside the pipe, the inner wall of the clamping ring does not need to be attached to the outer wall of the pipe, and the pipe can be bent when the mobile station drives the clamping ring to move. Above-mentioned simple structure need not artifical manual crooked tubular product and can realize effectively improving test efficiency to the automatic of tubular product of buckling, and reduces artifical experimental intensity.
Furthermore, a guide groove is formed in the mounting table along the length direction of the mounting table, and a guide block which is slidably mounted in the guide groove is arranged on the moving table; the driving mechanism comprises a screw rod which is positioned and rotatably installed in the guide groove and arranged along the length direction of the guide groove, and the screw rod is in threaded connection with the guide block.
Through adopting above-mentioned technical scheme, guide block slidable mounting realizes with mobile station slidable mounting on the mount table in the guide way, and guarantees that the mobile station drives the gliding stability of clamp ring. The guide groove is matched with the limiting effect of the guide block, when the lead screw is rotated, the driving mobile station drives the clamping ring to slide along the guide groove under the threaded connection effect of the lead screw and the guide block, and then the pipe is bent.
Furthermore, one end of the screw rod extends out of the guide groove and is connected with a motor fixed on the mounting table; two ends of the mounting table, which are positioned on the mobile table, are respectively provided with a stop block, and two ends of the mobile table are respectively provided with a touch switch corresponding to the stop blocks; the touch switch is connected with a counter, and the touch switch and the counter are in communication connection with the motor.
Through adopting above-mentioned technical scheme, the motor drive lead screw rotates, and then the drive mobile station slides along the guide way, need not manual drive lead screw, and is convenient save trouble. When the touch switch on the mobile station is abutted against the stop block close to the touch switch, the touch switch controls the motor to rotate reversely, the mobile station is driven to drive the clamping ring to slide reversely, and the pipe is bent towards the direction of the other arc-shaped supporting plate. Therefore, the pipe can be repeatedly bent towards the two arc-shaped supporting plates without manually adjusting the motor. Under the counting effect of the counter, after the touch switches on the two sides are touched five times respectively, the counter controls the motor to be turned off, manual counting and manual motor turning off are not needed, and the efficiency and the accuracy are improved.
Further, the clamp ring includes two and half the clamp of setting up about its axis symmetry, be equipped with the groove of stepping down that sets up along its slip direction on the mobile station, two half clamp is last to be equipped with the slider of slidable mounting in the inslot of stepping down respectively.
By adopting the technical scheme, the sliding block is slidably arranged in the abdicating groove, so that the half clamp is slidably arranged on the mobile station, and the sliding stability of the half clamp is ensured; this enables adjustment of the distance between the two halves, i.e. adjustment of the size of the clamping ring. The clamp ring can be matched with pipes with different pipe diameters for use, the application range and the utilization rate of the clamp ring are improved, the structure is simple, and the effect is obvious.
Further, the screw rod that sets up along its length direction is installed to the inslot location rotation of stepping down, screw rod and slider threaded connection, and two screw thread in the slider is to opposite soon.
Through adopting above-mentioned technical scheme, the cooperation is stepped down the limiting displacement of groove to the slider, and when drive screw rotated, under the threaded connection effect of screw rod and slider, two sliders of drive were in the inslot of stepping down to being close to each other or keeping away from the direction each other and slide, drive two half clamps promptly and slide to being close to each other or keeping away from the direction each other, realize the regulation of clamp ring size, and guarantee that it can be in the centre gripping outside tubular product under vertical state at tubular product.
Further, the fixing piece comprises a fixing ring arranged on the base, and the axis of the fixing ring is vertically arranged and is positioned on the symmetry line of the arc-shaped supporting plate; the fixed ring is equally divided into at least two sub-petals in a circumferential array, and each sub-petal is installed on the base in a sliding mode along the radial direction of the sub-petal.
Through adopting above-mentioned technical scheme, use solid fixed ring to fix tubular product on the base, the drive lobe slides to being close to tubular product outer wall direction, under the mating reaction of lobe, fixes the tubular product centre gripping. Meanwhile, the sub-petals can be abutted against the outer walls of the pipes with different pipe diameters, and the pipes with different pipe diameters can be fixed by matching with the clamping rings, so that the flexibility test of the pipes with different pipe diameters is realized, and the application range and the utilization rate of the invention are improved.
Furthermore, a plurality of limiting grooves corresponding to the sub-petals are formed in the base, and limiting blocks slidably mounted in the limiting grooves are arranged on the sub-petals; and a tight abutting spring arranged along the sliding direction of the limiting block is arranged between one side of each limiting block, which is far away from the axis of the fixed ring, and the corresponding limiting groove.
Through adopting above-mentioned technical scheme, stopper slidable mounting realizes with the sub-lamella slidable mounting on the base in the spacing inslot, and guarantees the gliding stability of sub-lamella. Under the tight effect of supporting tight spring, guarantee the inseparable laminating between sub-lamella inner wall and the tubular product outer wall, and then realize fixing tubular product on the base, its simple structure, convenient operation and effect are obvious.
Furthermore, two guide rods which are vertically arranged are arranged on the base, and guide holes matched with the guide rods are formed in the mounting table; the mounting table is connected with an adjusting mechanism for adjusting and fixing the position of the mounting table on the guide rod.
Through adopting above-mentioned technical scheme, under the mating reaction of guide bar and guiding hole, realize with the vertical slidable mounting of mount table on the base, and guarantee the gliding stability of mount table. The position of the mounting table is adjusted by using the adjusting mechanism according to actual needs, and the clamping ring is ensured to be clamped at a proper position of the pipe, so that the best bending effect is achieved.
Furthermore, the adjusting mechanism comprises an adjusting shaft which is positioned and rotatably installed on the base, and the adjusting shaft is vertically arranged and is positioned between the two guide rods; the adjusting shaft is in threaded connection with the mounting table, and the upper end of the adjusting shaft extends out of the mounting table and is connected with a hand wheel for driving the adjusting shaft to rotate.
Through adopting above-mentioned technical scheme, when using the hand wheel drive regulating spindle to rotate, under the threaded connection effect of regulating spindle and mount table, the limiting displacement of cooperation guide bar to the mount table realizes driving the mount table and drives the mobile station and follow the vertical slip of guide bar. Meanwhile, when the adjusting shaft stops rotating, the position of the mounting table can be fixed, the mounting table does not need to be fixed by using additional parts, the structure is simplified, and the device is convenient and trouble-saving.
Furthermore, a plurality of mounting grooves are formed in the mounting table along the length direction of the guide groove, and elastic plugs matched with the mounting grooves are arranged on the stop blocks; and a pull ring is arranged on one side of the stop block, which is far away from the elastic plug.
Through adopting above-mentioned technical scheme, the removal of cooperation mount table position adjusts the position of stop block, avoids the arc backup pad to influence the contact of stop block and mobile station. The stop block can be detachably mounted on the mounting table by plugging the elastic plug into the mounting groove, so that convenience and trouble saving are realized. Wherein, the pull ring arranged on the stop block is convenient for pulling the elastic plug out of the mounting groove.
In conclusion, the invention has the following beneficial effects:
1. the movable table is arranged on the mounting table in a sliding mode, the clamping ring is arranged on the movable table, and the pipe is fixed on the base and sleeved in the clamping ring, so that the pipe can be automatically bent when the movable table is driven to drive the clamping ring to move on the mounting table;
2. the clamping ring is arranged into two half clamps which are arranged on the moving platform in a sliding way and are symmetrically arranged, so that the clamping ring can be matched with pipes with different pipe diameters for use, and the application range and the utilization rate of the invention are improved.
Drawings
FIG. 1 is a schematic view of an automatic pipe flexibility tester;
FIG. 2 is a schematic structural diagram of a mounting table in an automatic pipe flexibility tester;
FIG. 3 is a schematic view of a part of an automatic pipe flexibility tester.
In the figure, 1, a base; 2. an arc-shaped support plate; 3. an installation table; 31. a guide hole; 32. a guide groove; 33. mounting grooves; 4. a screw rod; 41. a motor; 5. a mobile station; 51. a guide block; 52. a yielding groove; 6. a clamping ring; 61. half clamping; 611. a slider; 7. a screw; 71. a knob; 8. a touch switch; 81. a counter; 9. a stopper block; 91. an elastic plug; 92. a pull ring; 10. a guide bar; 101. a connecting plate; 11. an adjustment shaft; 111. a hand wheel; 12. a fixing ring; 121. a sub-flap; 13. a limiting block; 131. a limiting groove; 132. the spring is tightly propped; 14. a pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
An automatic pipe flexibility tester, referring to fig. 1, comprises a base 1, wherein two symmetrical and vertically arranged arc-shaped supporting plates 2 are arranged on the base 1, and the symmetrical planes of the two arc-shaped supporting plates 2 are vertically arranged along the direction vertical to the length direction of the base 1; meanwhile, the distance between the upper ends of the two arc-shaped supporting plates 2 close to one side is larger than that between the lower ends. Referring to fig. 1, two guide rods 10 are vertically arranged on the base 1 at two ends thereof and at one side of the two arc-shaped support plates 2. An installation table 3 arranged along the length direction of the base 1 is slidably installed between the two guide rods 10, and the installation table 3 is positioned on one side of the arc-shaped support plate 2. Referring to fig. 1 or 2, a guide hole 31 is provided in the mount table 3 to be fitted to the guide bar 10, and the mount table 3 is adjusted and fixed in position on the guide bar 10 by an adjusting mechanism.
Referring to fig. 1, a fixing member for fixing a pipe 14 is provided between two arc-shaped support plates 2 on a base 1. In this embodiment, the fixing member is a fixing ring 12 fixed on the base 1, and the axis of the fixing ring 12 is located on the symmetry plane of the two arc-shaped support plates 2. A movable table 5 is slidably mounted on the side wall of the mounting table 3 close to the arc-shaped supporting plate 2, and a driving mechanism for driving the movable table 5 to slide on the mounting table 3 in a reciprocating manner along the length direction of the mounting table 3 is connected to the movable table 5. A clamping ring 6 matched with the fixed ring 12 is arranged on one side, far away from the mounting table 3, of the mobile table 5, and the axis of the clamping ring 6 is vertically arranged.
Referring to fig. 1, a tube 14 is vertically fixed on a base 1, and the lower end thereof is fixed in a fixing ring 12; the clamping ring 6 is sleeved outside the upper end of the pipe 14, and a certain gap is formed between the inner wall of the clamping ring and the outer wall of the pipe 14. The driving mechanism drives the moving platform 5 to drive the clamping ring 6 to slide on the mounting platform 3 in a reciprocating mode, and under the matching effect of the clamping ring 6 and the pipe 14, the pipe 14 is bent in a reciprocating mode towards the direction close to the two arc-shaped supporting plates 2 respectively, and therefore automatic bending of the pipe 14 is achieved. Finally, the flexibility of the pipe 14 is measured by using a plug gauge (not shown in the figure) matched with the inner diameter of the pipe 14, so that the method is convenient and trouble-saving, the efficiency is improved, and the labor intensity for bending the pipe 14 is reduced.
In order to slidably mount the movable stage 5 on the mount table 3, referring to fig. 2, the mount table 3 is provided with a guide groove 32 provided along the longitudinal direction thereof, the movable stage 5 is provided with a guide block 51, and the guide block 51 is slidably mounted in the guide groove 32. Under the guiding and limiting action of the guide groove 32 on the guide block 51, the stability of the sliding of the mobile station 5 on the mounting table 3 is ensured. Referring to fig. 1 or 2, in the present embodiment, the driving mechanism includes a screw rod 4 rotatably positioned in the guide groove 32, and the screw rod 4 is disposed along the length direction of the guide groove 32 and is threadedly coupled to the guide block 51.
In order to facilitate the automatic rotation of the driving screw rod 4, referring to fig. 1 or fig. 2, one end of the driving screw rod 4 extends out of the guide groove 32 and is connected with a motor 41 fixed on the mounting table 3. Stoppers 9 are provided on both ends of the movable stage 5 on the mount stage 3, respectively, and tact switches 8 corresponding to the stoppers 9 are provided on both ends of the movable stage 5, respectively. Referring to fig. 2, at the same time, a counter 81 in communication connection with the touch switch 8 is disposed at one end of the mobile station 5, and the two touch switches 8 and the counter 81 are connected to the PLC system and in communication connection with the motor 41, for controlling the on/off and the forward/reverse rotation of the motor 41.
Referring to fig. 1 and 2, in a normal state, the clamping ring 6 and the fixing ring 12 are coaxially arranged, so that the pipe 14 is ensured to be in a vertical state. Then, the motor 41 is started to drive the screw rod 4 to rotate, and further the moving platform 5 is driven to drive the clamping ring 6 to slide towards the direction close to one of the arc-shaped supporting plates 2 along the guide groove 32, so that the pipe 14 is bent. When the touch switch 8 on the mobile station 5 abuts against the stop block 9 close to the touch switch 8, the touch switch 8 controls the motor 41 to rotate reversely, the mobile station 5 is driven to drive the clamping ring 6 to slide reversely, and the pipe 14 is bent towards the direction of the other arc-shaped support plate 2. Therefore, the pipe 14 can be repeatedly bent towards the two arc-shaped supporting plates 2 without manually adjusting the motor 41. Under the counting action of the counter 81, after the touch switches 8 on the two sides are touched five times respectively, the counter 81 controls the motor 41 to be closed, manual counting and manual closing of the motor 41 are not needed, and the efficiency and the accuracy are improved.
In order to adjust the position of the clamping ring 6 matched with the pipe 14 according to different pipes 14, referring to fig. 1, in this embodiment, a connecting plate 101 is fixedly connected between the upper ends of two guide rods 10, an adjusting mechanism for adjusting the position of the fixed mounting table 3 on the guide rods 10 comprises an adjusting shaft 11 which is rotatably mounted on the base 1 in a positioning manner, and the adjusting shaft 11 is vertically arranged and is located on the symmetrical plane of the two arc-shaped support plates 2. The adjusting shaft 11 is in threaded connection with the mounting table 3, and the upper end of the adjusting shaft extends out of the connecting plate 101 and is connected with a hand wheel 111 for driving the adjusting shaft to rotate. Referring to fig. 1, when the hand wheel 111 is used to drive the adjusting shaft 11 to rotate, the mounting table 3 can be driven to vertically slide along the guide rod 10 by matching with the limit action of the guide rod 10 on the mounting table 3 under the threaded connection action of the adjusting shaft 11 and the mounting table 3. Meanwhile, when the rotation of the adjusting shaft 11 is stopped, the position of the mounting table 3 can be fixed.
In addition, in order to match the movement of the mounting table 3, the tact switch 8 is ensured to be always in contact with the stopper 9 so as to control the motor 41, and the stopper 9 is detachably mounted on the mounting table 3. Referring to fig. 2, in the present embodiment, a plurality of mounting grooves 33 are formed in the mounting table 3 along the length direction of the guide groove 32, an elastic plug 91 engaged with the mounting grooves 33 is formed in the stopper 9, and the elastic plug 91 is integrally formed with the stopper 9. The elastic plug 91 on the stop block 9 is only required to be plugged into the corresponding mounting groove 33, so that the stop block 9 can be mounted at different positions on the mounting table 3, and the installation is convenient and trouble-saving. In order to facilitate the removal of the stopper 9 from the mounting groove 33, referring to fig. 2, a pull ring 92 is provided on the stopper 9 on a side away from the elastic plug 91, and an axis of the pull ring 92 is provided along a longitudinal direction of the mount base 3.
In order to further increase the application range and utilization rate of the present invention, and enable it to be used with pipes 14 of different pipe diameters, referring to fig. 2, in the present embodiment, the clamp ring 6 is configured to include two half clamps 61 symmetrically arranged about the symmetry plane of the two arc-shaped support plates 2. The movable table 5 is provided with a relief groove 52 provided along the sliding direction thereof, and the two half clips 61 are respectively provided with sliders 611 slidably mounted in the relief groove 52. The sliding block 611 is slidably mounted in the receding groove 52, so that the two half clamps 61 are slidably mounted on the moving table 5, and the distance between the two half clamps 61 can be adjusted, so that the tubes 14 with different tube diameters can be clamped.
In order to drive the half clamp 61 to slide in the receding groove 52 and fix the position of the half clamp 61, referring to fig. 2, a screw 7 arranged along the length direction of the receding groove 52 is positioned and rotatably installed; the screw rod 7 is connected with the sliding blocks 611 in a threaded manner, and the threads in the two sliding blocks 611 are opposite in rotation direction. Thus, when the driving screw 7 rotates, the two half clamps 61 can synchronously move towards or away from each other, so that the bending effect of the half clamps 61 on the pipe 14 when the moving platform 5 drives the clamping ring 6 to move is ensured. In order to facilitate the rotation of the driving screw 7, referring to fig. 2, a side of the screw 7 away from the counter 81 extends out of the avoiding groove 52 and is provided with a knob 71.
In order to clamp the pipes 14 with different pipe diameters by matching with the clamping ring 6, referring to fig. 3, in the present embodiment, the fixing ring 12 is equally divided into four sub-petals 121 arranged in a circumferential array, and each sub-petal 121 is slidably mounted on the base 1 along the radial direction thereof. The circumference array is equipped with four spacing grooves 131 with the sub-lamella 121 one-to-one on base 1, is equipped with the stopper 13 of slidable mounting in spacing groove 131 on each sub-lamella 121, and stopper 13 slidable mounting realizes with sub-lamella 121 slidable mounting on base 1 in spacing groove 131, and guarantees the gliding stability of sub-lamella 121. Referring to fig. 3, in addition, a tightening spring 132 arranged along the sliding direction is arranged between one side of each limiting block 13 away from the axis of the fixing ring 12 and the corresponding limiting groove 131, and under the tightening action of the tightening spring 132, the inner wall of the sub-petal 121 and the outer wall of the pipe 14 are tightly attached to each other, so that the pipes 14 with different pipe diameters are fixed on the base 1. Wherein, the strength of the abutting spring 132 is enough, which can ensure the abutting fixing effect of the sub-valve 121 on the tube 14.
The working principle and the using method of the invention are as follows:
according to actual needs, the hand wheel 111 is used for driving the adjusting shaft 11 to rotate, and the position of the fixed mounting table 3 on the guide rod 10 is adjusted; and the elastic plugs 91 of the stoppers 9 are inserted into the corresponding mounting grooves 33. The tube 14 is vertically fixed on the base 1, and under the abutting action of the abutting spring 132, the inner wall of the sub-flap 121 is tightly attached to the outer wall of the tube 14, so that the fixing effect on the tube 14 is ensured. The screw 7 is driven to rotate by rotating the knob 71, the two half clamps 61 are driven to approach each other, and the upper end of the pipe 14 is limited between the two half clamps 61; and ensures that a certain clearance exists between the outer wall of the pipe 14 and the inner wall of the half clamp 61.
The motor 41 is started, the motor 41 drives the screw rod 4 to rotate, and then the moving platform 5 is driven to drive the clamping ring 6 to slide towards the direction close to one of the arc-shaped supporting plates 2 along the guide groove 32, so that the pipe 14 is bent. When the touch switch 8 on the mobile station 5 abuts against the stop block 9 close to the touch switch 8, the touch switch 8 controls the motor 41 to rotate reversely, the mobile station 5 is driven to drive the clamping ring 6 to slide reversely, and the pipe 14 is bent towards the direction of the other arc-shaped support plate 2. When the touch switches 8 on the two sides are touched five times respectively, the counter 81 controls the motor 41 to be turned off. Finally, the flexibility of the pipe 14 is measured by using a plug gauge (not shown in the figure) matched with the inner diameter of the pipe 14, so that the method is convenient and trouble-saving, the efficiency is improved, and the labor intensity for bending the pipe 14 is reduced.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (9)
1. An automatic pipe flexibility tester comprises a base (1), wherein two arc-shaped supporting plates (2) which are symmetrically arranged are arranged on the base (1), and a fixing piece is arranged between the two arc-shaped supporting plates (2) on the base (1); the method is characterized in that: an installation table (3) is arranged on one side of the base (1), and a moving table (5) which slides along the connecting line direction of the two arc-shaped supporting plates (2) is slidably installed on the installation table (3); a clamping ring (6) matched with the fixing piece is arranged on the mobile station (5), and the axis of the clamping ring (6) is vertically arranged; the moving table (5) is connected with a driving mechanism for driving the moving table to slide on the mounting table (3) in a reciprocating manner;
two guide rods (10) which are vertically arranged are arranged at two ends of the base (1) and at one side of the two arc-shaped supporting plates (2), and the mounting table (3) is adjusted and fixed on the guide rods (10) through an adjusting mechanism;
two fixedly connected with connecting plate (101) between the upper end of guide bar (10), it is fixed to adjust the adjustment mechanism of mount table (3) position on guide bar (10) rotates regulating spindle (11) of installing on base (1) including the location, regulating spindle (11) vertical setting just is located the plane of symmetry of two arc backup pads (2), regulating spindle (11) equals to the distance between two arc backup pads (2), two arc backup pad (2) are close to the distance between the upper end of one side each other and are greater than the distance between the lower extreme, regulating spindle (11) and mount table (3) threaded connection, and its upper end stretches out connecting plate (101) and is connected with its pivoted hand wheel (111) of drive.
2. The automatic type pipe flexibility tester according to claim 1, characterized in that: a guide groove (32) arranged along the length direction of the installation table (3) is arranged on the installation table, and a guide block (51) slidably arranged in the guide groove (32) is arranged on the moving table (5); the driving mechanism comprises a screw rod (4) which is positioned and rotatably installed in the guide groove (32) and is arranged along the length direction of the guide groove (32), and the screw rod (4) is in threaded connection with the guide block (51).
3. The automatic type pipe flexibility tester according to claim 2, characterized in that: one end of the screw rod (4) extends out of the guide groove (32) and is connected with a motor (41) fixed on the mounting table (3); two ends of the mounting table (3) positioned on the mobile table (5) are respectively provided with a stop block (9), and two ends of the mobile table (5) are respectively provided with a touch switch (8) corresponding to the stop blocks (9); the touch switch (8) is connected with a counter (81), and the touch switch (8) and the counter (81) are in communication connection with the motor (41).
4. An automatic pipe flexibility tester as claimed in any one of claims 1 to 3, wherein: the clamp ring (6) comprises two half clamps (61) symmetrically arranged about the axis of the clamp ring, a yielding groove (52) arranged along the sliding direction of the clamp ring is arranged on the mobile station (5), and the two half clamps (61) are respectively provided with a sliding block (611) which is slidably arranged in the yielding groove (52).
5. The automatic type pipe flexibility tester according to claim 4, characterized in that: the screw rod (7) arranged along the length direction of the abdicating groove (52) is positioned and rotatably arranged in the abdicating groove, the screw rod (7) is in threaded connection with the sliding block (611), and the thread screwing directions in the two sliding blocks (611) are opposite.
6. The automatic type pipe flexibility tester according to claim 4, characterized in that: the fixing piece comprises a fixing ring (12) arranged on the base (1), and the axis of the fixing ring (12) is vertically arranged and is positioned on the symmetry line of the arc-shaped supporting plate (2); the fixing ring (12) is equally divided into at least two circumferential arrays of sub-petals (121), and each sub-petal (121) is installed on the base (1) in a sliding mode along the radial direction of the sub-petal.
7. The automatic type pipe flexibility tester of claim 6, characterized in that: a plurality of limiting grooves (131) corresponding to the sub-petals (121) are formed in the base (1), and limiting blocks (13) which are slidably mounted in the limiting grooves (131) are arranged on the sub-petals (121); each limit block (13) is provided with a tightly-abutting spring (132) arranged along the sliding direction between one side far away from the axis of the fixing ring (12) and the corresponding limit groove (131).
8. An automatic pipe flexibility tester as claimed in claim 3, wherein: two guide rods (10) which are vertically arranged are arranged on the base (1), and guide holes (31) matched with the guide rods (10) are formed in the mounting table (3); the mounting table (3) is connected with an adjusting mechanism for adjusting and fixing the position of the mounting table on the guide rod (10).
9. The automatic type pipe flexibility tester of claim 8, characterized in that: a plurality of mounting grooves (33) are formed in the mounting table (3) along the length direction of the guide groove (32), and an elastic plug (91) matched with the mounting grooves (33) is arranged on the stop block (9); and a pull ring (92) is arranged on one side of the stop block (9) far away from the elastic plug (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811020702.0A CN109342215B (en) | 2018-09-03 | 2018-09-03 | Automatic type tubular product pliability test appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811020702.0A CN109342215B (en) | 2018-09-03 | 2018-09-03 | Automatic type tubular product pliability test appearance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109342215A CN109342215A (en) | 2019-02-15 |
| CN109342215B true CN109342215B (en) | 2021-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811020702.0A Active CN109342215B (en) | 2018-09-03 | 2018-09-03 | Automatic type tubular product pliability test appearance |
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| CN110095273A (en) * | 2019-04-26 | 2019-08-06 | 重庆交通大学 | A kind of pipe culvert pilot system and its test method under inhomogeneous deformation |
| CN110132710B (en) * | 2019-05-26 | 2021-11-30 | 中路高科交通检测检验认证有限公司 | Method for detecting corrugated pipe flexibility test device |
| CN110553938B (en) * | 2019-09-11 | 2022-03-08 | 哈尔滨工程大学 | Device and method for testing bending hysteresis effect scaling model experiment of marine flexible pipe cable |
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