CN209326577U - A kind of steel pipe processing ovality detection device - Google Patents

Abstract

The utility model provides a kind of steel pipe processing ovality detection device, it include three roller rolling machines, the three rollers rolling machine drives steel pipe axially to rotate, circumferential direction and multiple pressure inductors are evenly distributed on the steel pipe inner wall, the steel pipe upper end is equipped with laser emitter close to its side outer wall vertical tangent position, the laser emitter is connected on pendulous device, laser emitter is driven angularly to swing to look for the point of contact of the laser emitter its laser optical path and outer wall of steel pipe by pendulous device, and the laser emitter optical path direction is projected on the optical sensor of the laser emitter lower end along the point of contact, optical sensor feeds back to integrated processor for signal is acquired, minimum launching position is taken by integrated processor and is displayed it on integrated terminal display.Steel pipe is carried out by this device and processes ovality detection, can acquire the ovality numerical value of steel pipe its outer wall in different zones at any time.

Description

A kind of steel pipe processing ovality detection device

Technical field

The utility model relates to steel pipe processing technique field, in particular to a kind of steel pipe ovality detection device.

Background technique

Currently, rolling construction field in tubing, whether measurement ovality is qualified, and steel tape is usually used and directly goes to measure The diameter of the end cross-sectional of steel pipe up and down, with the diameter of each point on circumference whether unanimously come judge steel pipe ovality whether Reach requirement.This method using ordinary steel tape measure steel pipe ovality is very inaccurate, especially for what is be relatively large in diameter Steel pipe needs reviewer more, and safety, accuracy are unable to get guarantee, using total station and prevents prism from measuring, though it is smart Degree reaches requirement, but can not directly obtain maximum gauge and the minimum diameter position of processing steel pipe, can not be directly and accurately Detect ovality, while the above method is unable to measure the ovality at other positions of steel pipe body, the three roller rolling machines in measurement It also needs to shut down and just be capable of measuring, seriously affect processing progress.

Utility model content

The utility model provides a kind of steel pipe processing ovality detection device, can be in three roller rolling machines to the mistake of its pipe crimping The ovality of the entire periphery arbitrary point processing of monitoring steel pipe at any time is not shut down in journey comprising there are three roller rolling machines, further includes:

Pressure inductor, the pressure inductor are equipped with multiple and circumferential and are uniformly distributed on steel pipe inner wall；

Ovality detection device, the ovality detection device are equipped with multiple, and its length direction is equidistant along the steel pipe Arrangement comprising have:

Laser emitter, the laser emitter be set to the steel pipe upper end position, the laser transmitter projects end with The horizontal distance of central symmetry axis between the two where its vertical direction of the steel pipe is equal with the steel pipe outer radius, described Laser emitter far from its emit end position be equipped with pendulous device, by pendulous device drive laser emitter angularly swing with Look for the point of contact of the laser emitter its laser optical path and the outer wall of steel pipe；

Optical sensor, the optical sensor be set to laser emitter lower end, and receive the laser emitter its swash The optical path signal that light optical path is projected along the point of contact；

Integrated processor, the integrated processor are connect with pressure inductor, ovality detection device, the integrated processing Device receives pressure inductor signal and ovality detection device is given in instant transmission；

Integrated terminal display, connect with integrated processor, the steel pipe its length that the optical sensor receives Each optical path signal where direction forms each optical path signal scatter chart and is shown in after integrated processor is handled On integrated terminal display；

Bracket, the bracket include pedestal, and the pedestal upper end is being equipped with the optical sensor close to its pendant positions, Elevating lever is vertically equipped on the pedestal, the elevating lever lower end connect with the pedestal upper end, laterally sets on the elevating lever There is cantilever, described cantilever one end is connect with the elevating lever, and the cantilever lower end is being filled close to its another end position by swinging It sets and is connected with laser emitter.

Preferably, the pendulous device includes pedestal, the pedestal lower end is connected with swing rod, the swing rod upper end and institute It is hinged to state pedestal lower end, the swing rod lower end is connected with laser emitter, runs through in the swing rod and is equipped with sliding groove, the pedestal Lower end is also connected with rotary electric machine, and the rotary electric machine rotation output end is connected with rotating disc, and the rotating disc is equipped with positioning Block, the rotating disc is equipped with locating piece end and is bonded with the swing rod, and the locating piece is embedded in sliding groove, the locating piece It is slidably connected in the sliding groove, the rotary electric machine is connect with the integrated processor.

Preferably, the elevating lever includes the first outer tube and the first inner sleeve, in first outer tube and first Casing is set to the silent structure of one end open at one end, and first outer tube is sheathed on described first by its open end Inner sleeve tube outer surface, first outer tube open end are arranged in the same direction with first inner sleeve open end, first inner sleeve Pipe closed end, which runs through, is equipped with the first Fixed Nut, further includes the first lead screw, and first housing is run through in first lead screw one end Pipe closed end is simultaneously cooperatively connected with first Fixed Nut, and the first lead screw other end is connected with the first regulation handle, institute It states the first outer tube side and is equipped with supporting leg close to its silent end position, described supporting leg one end is connected to first outer tube side Close to its silent end position, the supporting leg other end is connected to the pedestal upper end, and first inner sleeve open end is connected with Cantilever, the one end of the cantilever far from pendulous device is vertical with first inner sleeve open end to be connect, first outer tube Side is run through close to its end position that is open is equipped with fastening screw.

Preferably, the cantilever includes the second outer tube and the second inner sleeve, second outer tube is set as one end The silent structure of open at one end, second inner sleeve are set as the silent structure in both ends, and second outer tube is open by it End cap is set to the second inner sleeve tube outer surface, and second outer tube open end is set in the same direction with second inner sleeve open end It sets, the second inner sleeve one closed end, which runs through, is equipped with the second Fixed Nut, its another closed end of second inner sleeve connects It is connected to pendulous device, the pendulous device lower end is connected with laser emitter, further includes the second lead screw, second lead screw one end It is cooperatively connected through the second outer tube closed end and with second Fixed Nut, the second lead screw other end is connected with Second regulation handle, the first inner sleeve open end are vertically connected at second outer tube side close to its silent end position, institute The second outer tube side is stated to run through close to its end position that is open equipped with fastening screw.

Other features and advantages of the utility model will illustrate in the following description, also, partly from specification In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages can pass through Structure specifically indicated in the written description, claims, and drawings is achieved and obtained.

Below by drawings and examples, the technical solution of the utility model is described in further detail.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is a kind of steel pipe processing ovality structure of the detecting device schematic diagram one in the utility model embodiment；

Fig. 2 is a kind of steel pipe processing ovality structure of the detecting device schematic diagram two in the utility model embodiment；

Fig. 3 is a kind of steel pipe processing ovality structure of the detecting device schematic diagram three in the utility model embodiment；

Fig. 4 is a kind of steel pipe processing ovality detection device control principle drawing one in the utility model embodiment；

Fig. 5 is a kind of steel pipe processing ovality structure of the detecting device schematic diagram four in the utility model embodiment；

Fig. 6 is a kind of steel pipe processing ovality detection device curve distribution figure in the utility model embodiment；

Fig. 7 processes pendulous device structural schematic diagram in ovality detection device for steel pipe a kind of in the utility model embodiment One；

Fig. 8 processes pendulous device structural schematic diagram in ovality detection device for steel pipe a kind of in the utility model embodiment Two；

Fig. 9 processes lifting platform structural schematic diagram in ovality detection device for steel pipe a kind of in the utility model embodiment；

Figure 10 processes lifting rod structure schematic diagram in ovality detection device for steel pipe a kind of in the utility model embodiment；

Figure 11 processes cantilever design schematic diagram in ovality detection device for steel pipe a kind of in the utility model embodiment；

Figure 12 is a kind of steel pipe processing ovality structure of the detecting device schematic diagram five in the utility model embodiment；

Figure 13 is a kind of steel pipe processing ovality detection device control principle drawing two in the utility model embodiment.

Specific embodiment

It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.

As shown in Figures 1 to 4, the utility model embodiment provides a kind of steel pipe processing ovality detection device, comprising: Three roller rolling machines 1, further includes:

Pressure inductor 2, the pressure inductor 2 are equipped with multiple and circumferential and are uniformly distributed on 3 inner wall of steel pipe；

Ovality detection device 4, the ovality detection device 4 be equipped with it is multiple, and along described its length direction of steel pipe 3 etc. Away from arrangement comprising have:

Laser emitter 4-1, the laser emitter 4-1 are set to 3 upper end position of steel pipe, the laser emitter 4- The horizontal distance of central symmetry axis between the two and outside the steel pipe 3 half where 1 transmitting terminal and described its vertical direction of steel pipe 3 Diameter is equal, and the laser emitter 4-1 emits end position far from it and is equipped with pendulous device 4-2, is driven and is swashed by pendulous device 4-2 Optical transmitting set 4-1 is angularly swung to look for the point of contact of described its laser optical path of laser emitter 4-1 Yu 3 outer wall of steel pipe；

Optical sensor 4-3, the optical sensor 4-3 are set to the lower end laser emitter 4-1, and receive the laser hair The optical path signal that its laser optical path of emitter 4-1 is projected along the point of contact；

Integrated processor 5, the integrated processor 5 are connect with pressure inductor 2, ovality detection device 4, described integrated Processor 5 receives 2 signal of pressure inductor and instant transmission to ovality detection device 4；

Integrated terminal display 6 is connect with integrated processor 5, the steel pipe 3 that the optical sensor 4-3 is received Each optical path signal where its length direction forms each optical path signal scatter chart simultaneously after the processing of integrated processor 5 It is shown on integrated terminal display 6；

Bracket 7, the bracket 7 include pedestal 7-1, and the upper end the pedestal 7-1 is being equipped with the light close to its pendant positions Learn sensor 4-3, the pedestal 7-1 is upper to be vertically equipped with elevating lever 7-2, the lower end the elevating lever 7-2 on the pedestal 7-1 End connects, and is transversely provided with cantilever 7-3 on the elevating lever 7-2, the one end the cantilever 7-3 is connect with the elevating lever 7-2, institute It states the lower end cantilever 7-3 and laser emitter 4-1 is being connected with by pendulous device 4-2 close to its another end position.

The working principle of above-mentioned technical proposal are as follows: by 3 tooling of steel pipe in three roller rolling machines 1, pass through three roller pipe crimpings Machine 1 drives the axial rotation of the steel pipe 3, multiple pressure inductors 2 is evenly distributed on 3 inner wall of steel pipe, thus will be described Steel pipe 3 is divided into several segments on the basis of its outer wall perimeter of section, and three roller rolling machines 1 drive the axial rotation of the steel pipe 3, and upper roller is touched When contacting a certain pressure inductor 2 being set on 3 inner wall of steel pipe, pressure inductor 2 is instantaneously sent out to the integrated processor 5 Feedback signal is sent, integrated processor 5 issues work order to ovality detection device 4, and laser emitter 4-1 passes through pendulous device 4-2 angularly swings to look for described its optical path direction of laser emitter 4-1 and the 3 outer wall point of contact of steel pipe in the steel 3 outer wall position of pipe, and project the laser emitter 4-1 optical path direction positioned at the laser emitter 4- along the point of contact On the optical sensor 4-3 of 1 lower end, optical sensor 4-3 issues the point of contact optical path signal to the integrated processor 5, collection It is obtained at processor 5 and forms launching position of the point of contact on optical sensor 4-3, since laser emitter 4-1 is put Dynamic device 4-2 swing angle influences, when described its optical path direction of laser emitter 4-1 intersects with 3 outer wall of steel pipe, laser Its optical path direction of transmitter 4-1 can not project on the optical sensor 4-3 of the lower end the laser emitter 4-1, work as institute State its optical path direction of laser emitter 4-1 and 3 outer wall of steel pipe it is tangent or mutually from when, can be formed on optical sensor 4-3 Multiple optical path signals, the integrated processor 5 obtain what the laser emitter 4-1 was formed on the optical sensor 4-3 Multiple optical path signals simultaneously form multiple launching positions corresponding to optical path signal one by one, define the light by integrated processor 5 It is origin that sensor 4-3, which is learned, close to 3 end of steel pipe, and multiple launching positions are compared and are minimized with the origin to swash as described The launching position that its optical path direction of optical transmitting set 4-1 is formed along the 3 outer wall point of contact of steel pipe, and simulative display is aobvious to integrated terminal Show on device 6, so as to form outer wall of steel pipe point of contact launching position corresponding to a certain pressure inductor 2, the ovality detection dress Set 4 be equipped with it is multiple and along its length direction equidistant arrangement of the steel pipe 3, along its length so as to form 3 outer wall of steel pipe Multiple point of contact launching positions that point of contact is formed are divided the integrated rear forming curves of multiple point of contact launching positions by integrated processor 5 On Butut and simulative display to integrated terminal display 6.

For example, as shown in Figure 5, Figure 6, a length is the steel pipe that L outer radius is R, 3 inner wall of steel pipe it is circumferential and 6 pressure inductors are evenly distributed with, are arranged clockwise along 3 inner wall of steel pipe, respectively first pressure inductor, second Pressure inductor, third pressure inductor, the 4th pressure inductor, the 5th pressure inductor and the 6th pressure inductor, thus Corresponding that 3 outer wall of steel pipe is uniformly divided into 6 equal portions, i.e., the described first pressure inductor corresponds to the 5th pressure sensitive 3 outer wall position of steel pipe between device and the 6th pressure inductor, and so on ..., the first pressure inductor, second pressure sense Answer device, third pressure inductor, the 4th pressure inductor, the 5th pressure inductor and the 6th pressure inductor with integrated processing Device 5 connects, by taking the first pressure inductor as an example, when the first pressure inductor detects roll-in on three roller rolling machines 1 When power, feedback signal is issued to integrated processor 5, the integrated processor 5 issues work to ovality detection device 4 and refers to It enables, pendulous device 4-2 drives laser emitter 4-1 with α angle swinging, when the 5th pressure inductor and the 6th pressure sensitive When steel pipe radius is R between device, its laser optical path of laser emitter 4-1 vertically downward, and is projected positioned at the laser at this time Optical path signal is formed on the optical sensor 4-3 of the lower end transmitter 4-1, when the 5th pressure inductor and the 6th pressure sensitive When 3 radius of steel pipe is greater than R between device, pendulous device 4-2 drives laser emitter 4-1 with α angle swinging, the laser emitter Its laser optical path of 4-1 to far from 3 direction of steel pipe swing when, find described its optical path direction of laser emitter 4-1 with it is described 3 outer wall point of contact of steel pipe, and project the laser emitter 4-1 optical path direction positioned at the Laser emission along the point of contact Form optical path signal on the optical sensor 4-3 of the lower end device 4-1, when the 5th pressure inductor and the 6th pressure inductor it Between 3 radius of steel pipe be less than R when, pendulous device 4-2 drive laser emitter 4-1 with α angle swinging, the laser emitter 4-1 Its laser optical path finds described its optical path direction of laser emitter 4-1 and the steel pipe to when swinging close to 3 direction of steel pipe 3 outer wall point of contacts, and project the laser emitter 4-1 optical path direction positioned at the laser emitter 4-1 along the point of contact Optical path signal is formed on the optical sensor 4-3 of lower end, in conclusion optical sensor 4-3 acquires the laser emitter 4-1 Its optical path direction and 3 outer wall of steel pipe it is tangent or mutually from when optical path signal, the integrated processor 5 obtains the laser hair Multiple optical path signals that emitter 4-1 is formed on the optical sensor 4-3 are simultaneously formed multiple corresponding to optical path signal one by one Launching position, by integrated processor 5 define the optical sensor 4-3 close to 3 end of steel pipe be origin, multiple launching positions with The origin is compared and is minimized as described its optical path direction of laser emitter 4-1 along the 3 outer wall point of contact shape of steel pipe At launching position, and as shown in figure 5, simulative display is on integrated terminal display 6, it be L outer radius is R's that Fig. 5, which is length, Steel pipe expanded view, then 2 π R of steel pipe Zhou Changwei, straight line is Molded Line (i.e. this section of steel pipe radius is R) in figure, scan line be set on The launching position of multiple its optical path direction of laser emitter 4-1 of its length direction of steel pipe and the 3 outer wall point of contact of steel pipe (radius varitation of the i.e. described steel pipe in each section of its length direction), if scan line on the Molded Line left side, represents the section Steel pipe radius is less than R, if scan line on the right of Molded Line, represents this section of steel pipe radius greater than R, if scan line and Molded Line are kissed It closes, represents this section of steel pipe radius equal to R.

Above-mentioned technical proposal has the beneficial effect that carrying out steel pipe by this device processes ovality detection, reduces tradition Personnel, time needed for steel ruler detects box total station survey are not necessarily to excessive personnel, can detect steel pipe its outer wall at any time in not same district Ovality information in domain.

As shown in Fig. 7, Fig. 8, Figure 12, in one embodiment, the pendulous device 4-2 includes pedestal 4-21, the base The lower end seat 4-21 is connected with swing rod 4-22, and the upper end the swing rod 4-22 and the lower end the pedestal 4-21 are hinged, the swing rod 4-22 Lower end is connected with laser emitter 4-1, runs through in the swing rod 4-22 and is equipped with sliding groove 4-23, the lower end the pedestal 4-21 also connects It is connected to rotary electric machine 4-24, the rotary electric machine 4-24 rotation output end is connected with rotating disc 4-25, on the rotating disc 4-25 Equipped with locating piece 4-26, the rotating disc 4-25 is equipped with the end locating piece 4-26 and is bonded with the swing rod 4-22, and the locating piece 4-26 is embedded in sliding groove 4-23, and the locating piece 4-26 is slidably connected in the sliding groove 4-23, the rotary electric machine 4-24 is connect with the integrated processor 5.

The working principle of above-mentioned technical proposal and have the beneficial effect that by integrated processor 5 to rotary electric machine 4-24 issue Work order, rotary electric machine 4-24 is rotated and the rotating disc 4-25 set on its turning end is driven to rotate, on the rotating disc 4-25 Locating piece 4-26 set on the swing rod 4-22 sliding groove 4-23 in, to drive one end and the lower end the pedestal 4-21 hinged Swing rod 4-22 angularly swing, so as to the laser emitter 4-1 found during swing its optical path direction with it is described The cusp position of 3 outer wall of steel pipe, present apparatus structure are simple.

As shown in Fig. 7, Fig. 8, Fig. 9, Figure 13, in one embodiment, the lower end the pedestal 4-21 and the rotary electric machine Elevating mechanism 8 is equipped between 4-24, the sliding groove 4-23 is equipped with step surface 4- on its notch far from rotating disc 4-25 Multiple position sensor 4-28 are equipped in 27, the step surface 4-27, multiple position sensor 4-28 are in the step surface 4-27 It is inside equally spaced, the elevating mechanism 8 includes lifting board 8-1, and rotary electric machine 4-24 is connected under the lifting board 8-1 End, the lower end the lifting board 8-1 and the pedestal 4-21 is arranged in parallel, and the lower end the pedestal 4-21 vertically sets that there are two be oriented to Bar 8-2, rotary electric machine 4-24 are set between two guide rod 8-2, and two one end the guide rod 8-2 are connected to the base The lower end seat 4-21, two guide rod 8-2 other ends run through the lifting board 8-1, the connection of the upper end the lifting board 8-1 Have a rotating nut 8-3, the lower end the pedestal 4-21 is additionally provided with lifting motor 8-4, the lifting motor 8-4 be set to two described in lead To between bar 8-2, and lifting motor 8-4 rotation output end is arranged vertically downward, and the lifting motor 8-4 rotates output end It is connected with lead screw 8-5, the lead screw 8-5 is used cooperatively with the rotating nut 8-3, the position sensor 4-28 and lifting Motor 8-4 is connect with the integrated processor 5 respectively.

The working principle of above-mentioned technical proposal and have the beneficial effect that the rotary electric machine 4-24 be servo motor, and with institute The connection of integrated processor 5 is stated, the rotary electric machine 4-24 is controlled by integrated processor 5, protects it always when stopping operating The locating piece 4-26 is held in the highest point rotating disc 4-25 position, thus when the rotary electric machine 4-24 being made to stop working, Swing rod 4-22 keeps plumbness, and the rotary electric machine 4-24 realizes elevating function by elevating mechanism 8, thus described in changing Rotary electric machine 4-24 rotates positional relationship of the output end relative to sliding groove 4-23, and then changes the angle of oscillation of the swing rod 4-22 Degree, when the rotary electric machine 4-24 rises, swing angle increases, and when oscillating motor 4-24 decline, swing angle subtracts It is small, multiple position sensor 4-28 are equipped in the step surface 4-27, the position sensor 4-28 and integrated processor 5 connect Connect, the swing angle and the swing rod 4-22 that multiple position sensor 4-28 correspond to the swing rod 4-22 in plumbness, The locating piece 4-26 is slided in sliding groove 4-23, where the locating piece 4-26 slides into a certain position sensor 4-28 When position, position sensor 4-28 issues feedback signal to the integrated processor 5, and integrated processor 5 is issued to elevating mechanism 8 Stop working instruction, and the position where locating piece 4-26 corresponds to a certain fixed swing angle of swing rod 4-22.

The working principle of above-mentioned technical proposal and have the beneficial effect that by be equipped with bracket 7, by the ovality detection device 4 is regular with thereon, issues working signal to rotary electric machine 4-24 by integrated processor 5, rotary electric machine 4-24 drives rotating disc 4-25 rotation, locating piece 4-26 rotate using the center rotating disc 4-25 as the center of circle, and the locating piece 4-26 is embedded at described In sliding groove 4-23 in swing arm 4-22, the one end the swing arm 4-22 and the support plate 4-21 are hinged, to realize rotation electricity When machine 4-24 drives rotating disc 4-25 rotation, swing arm 4-22 does reciprocally swinging centered on its hinged end, and structure is simple.

As shown in Figure 10, in one embodiment, the elevating lever 7-2 includes the first outer tube 7-21 and the first inner sleeve 7-22, the first outer tube 7-21 and the first inner sleeve 7-22 are set to the silent structure of one end open at one end, described First outer tube 7-21 is sheathed on the outer surface the first inner sleeve 7-22 by its open end, and the first outer tube 7-21 is opened Mouth end is arranged in the same direction with the open end the first inner sleeve 7-22, and the first inner sleeve 7-22 closed end runs through solid equipped with first Fixed thread mother 7-23, further includes the first lead screw 7-24, and described one end first lead screw 7-24 is silent through the first outer tube 7-21 It holds and is cooperatively connected with the first Fixed Nut 7-23, the first lead screw 7-24 other end is connected with the first regulation handle 7- 25, the side the first outer tube 7-21 is equipped with supporting leg 7-26 close to its silent end position, and the one end the supporting leg 7-26 is connected to The side first outer tube 7-21 is connected on the pedestal 7-1 close to its silent end position, the supporting leg 7-26 other end End, the open end the first inner sleeve 7-22 is connected with cantilever 7-3, the cantilever 7-3 one end and institute far from pendulous device 4-2 It states the first open end inner sleeve 7-22 vertically to connect, the side the first outer tube 7-21 is run through close to its end position that is open to be equipped with Fastening screw.

The working principle of above-mentioned technical proposal are as follows: send out the first lead screw 7-24 by rotating the first regulation handle 7-25 Raw rotation, the first outer tube 7-21 closed end inner end are equipped with the lead screw positioning for cooperating the first lead screw 7-24 to use Nut, gasket, the first lead screw 7-24 are rotated in the first outer tube 7-21, and the first inner sleeve 7-22 closed end, which runs through, to be set Have and cooperates the first Fixed Nut 7-23, the first outer tube 7-21 of the first lead screw 7-24 connection solid by supporting leg 7-25 It is scheduled on pedestal 7-1, the first inner sleeve 7-22 hair when the first lead screw 7-24 is rotated, in the first outer tube 7-21 Raw transmission, and the cantilever 7-3 for being set to the open end the first inner sleeve 7-22 is driven to realize elevating function, to realize that adjusting swashs The height between central symmetry axis where relatively described its horizontal direction of steel pipe 3 of optical transmitting set 4-1.

Having the beneficial effect that for above-mentioned technical proposal realizes laser emitter 4-1 phase by the first regulation handle 7-25 of rotation Adjustment to the height between the central symmetry axis where described its horizontal direction of steel pipe 3, structure is simple, facilitates operation.

As shown in figure 11, in one embodiment, the cantilever 7-3 includes the second outer tube 7-31 and the second inner sleeve 7- 32, the second outer tube 7-31 are set as the silent structure of one end open at one end, and the second inner sleeve 7-32 is set as both ends Silent structure, the second outer tube 7-31 is sheathed on the outer surface the second inner sleeve 7-32 by its open end, described Second open end outer tube 7-31 is arranged in the same direction with the open end the second inner sleeve 7-32, the second inner sleeve 7-32 one Closed end, which runs through, is equipped with the second Fixed Nut 7-33, and described its another closed end of second inner sleeve 7-32 is connected with pendulous device 4- The lower end 2, the pendulous device 4-2 is connected with laser emitter 4-1, further includes the second lead screw 7-34, the second lead screw 7-34 One end is cooperatively connected through the second outer tube 7-31 closed end and with the second Fixed Nut 7-33, second lead screw The 7-34 other end is connected with the second regulation handle 7-35, and the first open end inner sleeve 7-22 is vertically connected at second outer tube Close to its silent end position, the side the second outer tube 7-31 is run through close to its end position that is open is equipped with fastening spiral shell for the side 7-31 Silk.

The working principle of above-mentioned technical proposal are as follows: the second lead screw 7-34 occurs by the second regulation handle 7-35 Rotation, the second outer tube 7-31 closed end inner end are equipped with the lead screw positioning spiral shell for cooperating the second lead screw 7-34 to use Female, gasket, when the second lead screw 7-34 is rotated, the second inner sleeve 7-32 in the second outer tube 7-31 is driven, and band The dynamic laser emitter 4-1 set on its another closed end of the second inner sleeve 7-32 is subjected to displacement.

Having the beneficial effect that for above-mentioned technical proposal realizes laser emitter 4-1 phase by the second regulation handle 7-35 of rotation Adjustment to the distance between central symmetry axis where described its vertical direction of steel pipe 3, structure is simple, facilitates operation.

Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.

Claims (5)

1. It include three roller rolling machines (1) 1. a kind of steel pipe processes ovality detection device, which is characterized in that further include:

   Pressure inductor (2), the pressure inductor (2) are equipped with multiple and circumferential and are uniformly distributed on steel pipe (3) inner wall；

   Ovality detection device (4), the ovality detection device (4) be equipped with it is multiple, and along the steel pipe (3) its length direction Equidistant arrangement comprising have:

   Laser emitter (4-1), the laser emitter (4-1) are set to the steel pipe (3) upper end position, the laser emitter The horizontal distance of central symmetry axis between the two and the steel where (4-1) transmitting terminal and the steel pipe (3) its vertical direction It is equal to manage (3) outer radius, the laser emitter (4-1) emits end position far from it and is equipped with pendulous device (4-2), passes through swing Device (4-2) drives laser emitter (4-1) angularly to swing to look for the laser emitter (4-1) its laser optical path and institute State the point of contact of steel pipe (3) outer wall；

   Optical sensor (4-3), the optical sensor (4-3) is set to the lower end laser emitter (4-1), and receives the laser The optical path signal that transmitter (4-1) its laser optical path is projected along the point of contact；

   Integrated processor (5), the integrated processor (5) connect with pressure inductor (2), ovality detection device (4), described Integrated processor (5) receives pressure inductor (2) signal and ovality detection device (4) are given in instant transmission；

   Integrated terminal display (6) is connect with integrated processor (5), the steel pipe that the optical sensor (4-3) receives (3) it is bent to form each optical path signal distribution after integrated processor (5) processing for each optical path signal where its length direction Line chart is simultaneously shown on integrated terminal display (6)；

   Bracket (7), the bracket (7) include pedestal (7-1), and the pedestal upper end (7-1) is being equipped with institute close to its pendant positions It states optical sensor (4-3), elevating lever (7-2), the elevating lever lower end (7-2) and institute is vertically equipped on the pedestal (7-1) The connection of the pedestal upper end (7-1) is stated, is transversely provided with cantilever (7-3) on the elevating lever (7-2), described cantilever one end (7-3) and institute Elevating lever (7-2) connection is stated, the cantilever lower end (7-3) is being connected with close to its another end position by pendulous device (4-2) Laser emitter (4-1).
2. 2. steel pipe according to claim 1 processes ovality detection device, which is characterized in that the pendulous device (4-2) Including pedestal (4-21), pedestal (4-21) lower end is connected with swing rod (4-22), the swing rod upper end (4-22) and the base Seat lower end (4-21) is hinged, and swing rod (4-22) lower end is connected with laser emitter (4-1), runs through in the swing rod (4-22) Equipped with sliding groove (4-23), pedestal (4-21) lower end is also connected with rotary electric machine (4-24), the rotary electric machine (4-24) Rotation output end is connected with rotating disc (4-25), and the rotating disc (4-25) is equipped with locating piece (4-26), the rotating disc (4- 25) it is equipped with the end locating piece (4-26) to be bonded with the swing rod (4-22), and the locating piece (4-26) is embedded at sliding groove (4- 23) in, the locating piece (4-26) is slidably connected in the sliding groove (4-23), the rotary electric machine (4-24) and the collection It is connected at processor (5).
3. 3. steel pipe according to claim 2 processes ovality detection device, which is characterized in that pedestal (4-21) lower end Elevating mechanism (8) are equipped between the rotary electric machine (4-24), the sliding groove (4-23) is at it far from rotating disc (4-25) Notch be equipped with step surface (4-27), be equipped with multiple position sensors (4-28) in the step surface (4-27), multiple positions Sensor (4-28) is equally spaced in the step surface (4-27), and the elevating mechanism (8) includes lifting board (8-1), turns Dynamic motor (4-24) is connected to the lower end the lifting board (8-1), the lifting board (8-1) and the lower end the pedestal (4-21) It is arranged in parallel, pedestal (4-21) lower end is vertically set there are two guide rod (8-2), and rotary electric machine (4-24) is set to described in two Between guide rod (8-2), two described guide rod (8-2) one end are connected to the lower end the pedestal (4-21), two guiding Bar (8-2) other end runs through the lifting board (8-1), and lifting board (8-1) upper end is connected with rotating nut (8-3), Pedestal (4-21) lower end is additionally provided with lifting motor (8-4), and the lifting motor (8-4) is set to two guide rod (8- 2) between, and the lifting motor (8-4) rotation output end is arranged vertically downward, and the lifting motor (8-4) rotates output end It is connected with lead screw (8-5), the lead screw (8-5) is used cooperatively with the rotating nut (8-3), the position sensor (4-28) It is connect respectively with the integrated processor (5) with lifting motor (8-4).
4. 4. steel pipe according to claim 1 processes ovality detection device, which is characterized in that elevating lever (7-2) packet Include the first outer tube (7-21) and the first inner sleeve (7-22), first outer tube (7-21) and the first inner sleeve (7-22) point It is not set as the silent structure of one end open at one end, first outer tube (7-21) is sheathed on described first by its open end The outer surface inner sleeve (7-22), the first outer tube open end (7-21) and the first inner sleeve (7-22) open end are in the same direction Setting, it further includes the first lead screw (7- that the first inner sleeve (7-22) closed end, which runs through, which is equipped with the first Fixed Nut (7-23), 24), described first lead screw one end (7-24) through the first outer tube (7-21) closed end and with first Fixed Nut (7-23) is cooperatively connected, and the first lead screw (7-24) other end is connected with the first regulation handle (7-25), first housing It manages the side (7-21) and is equipped with supporting leg (7-26) close to its silent end position, described supporting leg (7-26) one end is connected to outside described first The casing side (7-21) is connected to the upper end the pedestal (7-1), institute close to its silent end position, supporting leg (7-26) other end It states the open end the first inner sleeve (7-22) to be connected with cantilever (7-3), the one end of the cantilever (7-3) far from pendulous device (4-2) Vertical with the first inner sleeve (7-22) open end to connect, the first outer tube side (7-21) is close to its end position that is open Through equipped with fastening screw.
5. 5. steel pipe according to claim 1 processes ovality detection device, which is characterized in that the cantilever (7-3) includes Second outer tube (7-31) and the second inner sleeve (7-32), it is silent that second outer tube (7-31) is set as one end open at one end Structure, second inner sleeve (7-32) is set as the silent structure in both ends, and second outer tube (7-31) passes through it and is open End cap is set to the second inner sleeve (7-32) outer surface, the second outer tube open end (7-31) and second inner sleeve The open end (7-32) is arranged in the same direction, and the second inner sleeve (7-32) one closed end, which runs through, is equipped with the second Fixed Nut (7- 33), described its another closed end of second inner sleeve (7-32) is connected with pendulous device (4-2), pendulous device (4-2) lower end It is connected with laser emitter (4-1), further includes the second lead screw (7-34), described second lead screw one end (7-34) runs through described second Outer tube (7-31) closed end is simultaneously cooperatively connected with second Fixed Nut (7-33), the second lead screw (7-34) other end It is connected with the second regulation handle (7-35), the open end the first inner sleeve (7-22) is vertically connected at second outer tube (7-31) Close to its silent end position, the second outer tube side (7-31) is run through close to its end position that is open is equipped with fastening spiral shell for side Silk.