CN117824557A

CN117824557A - Measuring device for spindle seat tube of cotton picker

Info

Publication number: CN117824557A
Application number: CN202410255739.0A
Authority: CN
Inventors: 朱武传
Original assignee: Zhejiang Yajia Cotton Picker Parts Co ltd
Current assignee: Zhejiang Yajia Cotton Picker Parts Co ltd
Priority date: 2024-03-06
Filing date: 2024-03-06
Publication date: 2024-04-05

Abstract

The invention is suitable for the field of overhauling of cotton harvesting machinery, and provides a measuring device for a spindle seat tube of a cotton picker, which comprises a base, a distance-adjustable supporting component, a deformation measuring component, a displacement measuring component and a rotating arm center distance measuring component, wherein the distance-adjustable supporting component is used for rotatably supporting the seat tube, and the supporting width of the distance-adjustable supporting component can be adjusted; the deformation measuring assembly is used for measuring the deformation of the seat tube in a mode of moving along the surface of the seat tube; the displacement measurement assembly carries out displacement measurement on the spindle by adopting a mode that a plurality of displacement measurement rods are in one-to-one correspondence with the spindle; the rotating arm center distance measuring assembly measures the rotating arm center distance in a mode that the end part of the butt joint pipe and the shaft head of the rotating arm are fixed simultaneously. The structure of the invention can flexibly and adaptively adjust, has reasonable structural arrangement for deformation measurement, displacement measurement and rotation arm center distance measurement, and can be adaptively matched.

Description

Measuring device for spindle seat tube of cotton picker

Technical Field

The invention belongs to the field of overhauling of cotton harvesting machinery, and particularly relates to a measuring device for a spindle socket tube of a cotton picker.

Background

The stripper tube is an important carrier for realizing the picking function of cotton picking equipment, is an indispensable component of the cotton picking equipment, and the manufacturing and assembling precision of the stripper tube directly influences the factory qualification rate and the picking rate of the cotton picking equipment. As shown in fig. 1, a conventional structure of a picker dummy bar seat tube of a cotton picker comprises a rotating arm shaft head 01, a rotating arm 02, a rotating support sleeve 03, a seat tube 04 and a dummy bar 05, wherein one end of the rotating arm 02 is sleeved with the rotating support sleeve 03, and the other end of the seat tube 04 is provided with a support blind hole. In general, cotton harvesting equipment is subjected to continuous harvesting operation in one harvest season, the spindle 02 and the seat tube 04 deform under the action of alternating load in the harvesting process, and the distance between the axle center of the spindle head 01 of the spindle and the rotation center of the spindle 02 (namely, the center distance of the spindle), so that the spindle seat tube is swung, the distance between spindles 05 is changed, the driving load is increased, and the device harvest rate is directly influenced.

Chinese patent application No.: 202110171724.2 disclosed a measuring device for spindle seat tube of cotton picker

The device comprises a bottom plate, and a first supporting part and a second supporting part which are arranged on the bottom plate and used for sequentially supporting and detecting the rotation of the dummy bar seat tube; the first supporting part is arranged near the outer side of the rotating arm of the stripper seat pipe and is used for detecting a first measuring plate with a positive tolerance of the center distance of the rotating arm, and the first measuring plate is provided with a first arc-shaped limiting part which abuts against the outer edge of a shaft head of the rotating arm in a rotating state of the rotating arm; the second supporting part is arranged near the outer side of the rotating arm of the ingot socket pipe and is used for detecting a second measuring plate with negative tolerance of the center distance of the rotating arm, and the second measuring plate is provided with a second arc-shaped limiting part which abuts against the inner edge of the shaft head of the rotating arm in the rotating state of the rotating arm; the spindle spacing measuring template is provided with comb tooth notches at a preset spacing. The measuring device for the spindle socket tube of the cotton picker can remarkably improve the detection efficiency of the spindle socket tube.

The above scheme can improve the detection efficiency to the dummy bar seat pipe to a certain extent, but the whole measurement structure can not carry out flexible adaptability adjustment, and has the problems of traditional structure, incapability of adaptively matching or no function in deformation measurement, displacement measurement and rotation arm center distance measurement, and needs to be improved. Therefore, in view of the above situation, there is an urgent need to develop a measuring device for a picker dummy bar seat tube to overcome the shortcomings in the current practical application.

Disclosure of Invention

The embodiment of the invention aims to provide a measuring device for a spindle seat tube of a cotton picker, which aims to solve the problems described in the background art.

The embodiment of the invention is realized in such a way that the measuring device of the spindle seat tube of the cotton picker comprises a base and further comprises:

the adjustable distance supporting component is arranged on the base and used for rotatably supporting the seat tube, and the adjustable distance supporting component can also be used for adjusting the supporting width;

the deformation measuring assembly is also slidably arranged on the adjustable-distance supporting assembly and is used for measuring the deformation in a mode of moving along the surface of the seat tube;

the displacement measurement assembly is arranged on the base and comprises a plurality of displacement measurement rods capable of being synchronously unfolded and folded, the height and the inclination angle of the displacement measurement rods can be adjusted by the displacement measurement assembly, and the displacement measurement assembly adopts a mode that the plurality of displacement measurement rods are in one-to-one correspondence with the spindle to carry out displacement measurement;

the center distance measuring assembly of the rotating arm is used for measuring the distance between the axle center of the axle head of the rotating arm and the rotation center of the rotating arm, and the center distance measuring assembly of the rotating arm adopts a mode that the end part of the seat tube and the axle head of the rotating arm are fixed simultaneously to measure the center distance of the rotating arm.

According to a further technical scheme, the adjustable distance supporting component comprises a motor I, an end seat, supporting plates, guide ribs, a screw rod I, a U-shaped seat and a supporting shaft, wherein the guide ribs are fixed on the base, two supporting plates are arranged on the guide ribs in a sliding mode, the supporting shaft for being inserted into a blind hole at the end of the seat is fixed at the upper portion of one supporting plate, and the U-shaped seat for supporting the rotary supporting sleeve is fixed at the upper end of the other supporting plate; the upper side of the guide edge is also provided with a first screw rod, two support plates are in threaded connection with the first screw rod, two ends of the first screw rod are rotatably provided with end seats, the end seats are fixed on the base, one of the end seats is also fixedly provided with a first motor in transmission connection with the first screw rod, and when the first motor drives the first screw rod to rotate, the two support plates are synchronously close to or far away from each other.

Further technical scheme, adjustable distance supporting component still includes knob, grip slipper, lead screw two and guide bar, a lead screw two is installed in the upper portion rotation of U-shaped seat, and the one end of lead screw two is fixed with the knob, and the downside of lead screw two is fixed with the guide bar between two branches of U-shaped seat, and threaded connection has two grip slipper on the lead screw two, and the grip slipper still is with guide bar sliding connection, when rotatory the knob, two grip slipper is close to or keeps away from in step, and two the lower extreme of grip slipper still is equipped with and is used for carrying out the spacing cambered surface of centre gripping to the rotation support sleeve, two the lower extreme of grip slipper still cooperates and is equipped with the elastic pad.

Further technical scheme, the standing groove has still been seted up to the middle bottom of U-shaped seat, has placed the piece that is used for supporting the rotatory support cover in the standing groove, and the top of piece is middle arc indent structure.

Further technical scheme, deformation measurement assembly includes fixing bolt one, urceolus, extension board, inner panel, deformation measuring rod and fixing bolt two, the guide slot has been seted up to one side of direction arris, and the slip is equipped with the extension board on the guide slot, and the outer end of extension board is fixed with the urceolus, and the slip is equipped with the inner panel in the urceolus, and urceolus upper portion still is equipped with the fixing bolt one that is used for fixing the inner panel, the upper end slip of inner panel is equipped with deformation measuring rod, deformation measuring rod perpendicular to lead screw one and level setting, the upper end of inner panel still is equipped with and is used for carrying out the fixing bolt two of fixing to deformation measuring rod.

Further technical scheme, shift and measure the subassembly and still include flexible jar first, casing, flexible jar second, arc flexible jar and synchronous expansion and contraction frame, one side of base is located to the casing, and the both ends of casing are articulated to be equipped with flexible jar first, and the lower extreme of flexible jar first is fixed in on the base, still be equipped with the flexible jar of arc between flexible jar first and the casing, the both ends of the flexible jar of arc respectively with a casing and flexible jar fixed connection, install synchronous expansion and contraction frame in the casing, synchronous expansion and contraction frame includes many articulated shafts, shift measuring rod and articulated shaft fixed connection, shift measuring rod still stretches out from the regulation mouth slip that the casing lateral wall was offered, the tip of casing is fixed with the flexible jar second that can control synchronous expansion and contraction frame expansion and contraction, just synchronous expansion and contraction frame is when expanding and contracting, adjacent two distance between the articulated shaft synchronous increase or shrink.

According to a further technical scheme, the synchronous expansion frame further comprises an end rod, a first connecting rod, a first long rod, a second long rod and a second connecting rod, the middle parts of the first long rod and the second long rod are hinged through a hinge shaft, the first long rod, the second long rod and the hinge shaft form an X-shaped frame, the X-shaped frames are provided with a plurality of groups, and the X-shaped frames of the plurality of groups are sequentially and correspondingly hinged; the X-shaped frame at the end part is also provided with a first connecting rod and a second connecting rod in a hinged manner, one end of the first connecting rod and one end of the second connecting rod, which are far away from the X-shaped frame, are also connected with the end rod in a hinged manner, one end rod is also fixedly connected with the inner end part of the shell, and the output end of the telescopic cylinder II is fixedly connected with the other end rod.

According to a further technical scheme, the rotating arm center distance measuring assembly comprises an air pump, a main air pipe, a bronchus, first air cylinders, clamping plates, a first fixing ring, a second fixing ring, second air cylinders, a second clamping plate, a measuring telescopic rod, an adjusting telescopic rod and third fixing bolts, wherein the first fixing ring is sleeved at the end part of a seat pipe, a plurality of first air cylinders are circumferentially distributed and fixed on the first fixing ring, arc-shaped clamping plates are fixedly arranged at the inner ends of the first air cylinders, the second fixing ring is sleeved on a rotating arm shaft head, a plurality of second air cylinders are circumferentially distributed and fixed on the second fixing ring, arc-shaped clamping plates are fixedly arranged at the inner ends of the second air cylinders, the air pump is fixed on a base, the main air pipe is installed at an outlet of the air pump, and the end part of the main air pipe is respectively communicated with the first air cylinders and the second air cylinders through two bronchi; the first fixed ring is also fixedly provided with an adjusting telescopic rod, the adjusting telescopic rod is provided with a third fixed bolt used for locking the adjusting telescopic rod after adjusting the adjusting telescopic rod, one end of the adjusting telescopic rod, which is far away from the first fixed ring, is fixedly provided with a measuring telescopic rod, and one end of the measuring telescopic rod, which is far away from the adjusting telescopic rod, is fixedly connected with the second fixed ring.

According to a further technical scheme, the adjusting telescopic rod is arranged parallel to the first screw rod; the measuring telescopic rod is perpendicular to the adjusting telescopic rod.

The measuring device for the spindle seat tube of the cotton picker, provided by the embodiment of the invention, is limited with the adjustable distance supporting component, can stably rotatably support the seat tube, and is suitable for the stable support of the seat tube with different lengths; through the limitation of deformation measurement assembly, displacement measurement assembly and rocking arm centre-to-centre spacing measurement assembly, integrated seat pipe deformation measurement, spindle displacement measurement and rocking arm centre-to-centre spacing measurement function to the cotton picker dummy bar seat pipe, can detect whether each size of dummy bar seat pipe is suitable to in time overhaul the maintenance to unqualified dummy bar seat pipe, thereby make cotton picker stable efficient work.

Drawings

FIG. 1 is a schematic diagram of a measuring device for a spindle seat tube of a cotton picker according to an embodiment of the present invention;

FIG. 2 is a schematic view of the rear view angle structure of FIG. 1;

FIG. 3 is a schematic view of a partial enlarged structure of FIG. 1;

FIG. 4 is a schematic side cross-sectional structural view of the U-shaped seat portion of FIG. 3;

FIG. 5 is a schematic view of a synchronous expansion and contraction frame in a shell of a measuring device for a spindle seat tube of a cotton picker according to an embodiment of the present invention;

fig. 6 is an enlarged schematic view of the portion a in fig. 5.

In the figure: 01-rotating arm shaft head, 02-rotating arm, 03-rotating support sleeve, 04-seat tube and 05-spindle;

the device comprises a first motor, a second base, a 3-end seat, a 4-guide groove, a 5-supporting plate, a 6-guide rib, a 7-lead screw, a first 8-fixing bolt, a 9-outer cylinder, a 10-supporting plate, a 11-air pump, a 12-main air pipe, a 13-telescopic cylinder, a 14-supporting pipe, a 15-U-shaped seat, a 16-inner plate, a 17-deformation measuring rod, a 18-fixing bolt, a 19-displacement measuring rod, a 20-shell, a 21-telescopic cylinder, a 22-fulcrum, a 23-arc telescopic cylinder, a 24-knob, a 25-clamping seat, a 26-lead screw, a 27-guide rod, a 28-cylinder, a 29-clamping plate, a 30-fixing ring, a 31-fixing ring, a 32-cylinder, a 33-clamping plate, a 34-measuring telescopic rod, a 35-adjusting telescopic rod, a 36-fixing bolt, a 37-placing groove, a 38-supporting block, a 39-synchronous telescopic frame, a 40-end rod, a 41-connecting rod, a 42-long rod, a 43-connecting rod, a 44-connecting rod and a 45-hinge shaft.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

Specific implementations of the invention are described in detail below in connection with specific embodiments.

As shown in fig. 1 to 3, a measuring device for a picker dummy bar seat tube according to an embodiment of the present invention includes a base 2, and further includes:

the adjustable distance supporting component is arranged on the base 2 and is used for rotatably supporting the seat pipe 04 and can also be used for adjusting the supporting width;

the deformation measuring assembly is also slidably arranged on the adjustable-distance supporting assembly and is used for measuring the deformation in a mode of moving along the surface of the seat tube 04;

the displacement measurement assembly is mounted on the base 2 and comprises a plurality of displacement measurement rods 19 capable of performing synchronous expansion and contraction adjustment, the displacement measurement assembly can also adjust the height and the inclination angle of the displacement measurement rods 19, and the displacement measurement assembly performs displacement measurement on the displacement measurement rods 19 in a one-to-one correspondence manner with the spindle 05;

the center distance measuring assembly of the rotating arm is used for measuring the distance between the axle center of the axle head 01 of the rotating arm and the rotation center of the rotating arm 02, and the center distance measuring assembly of the rotating arm adopts a mode that the end part of the seat aligning pipe 04 and the axle head 01 of the rotating arm are fixed simultaneously to measure the center distance of the rotating arm.

In the embodiment of the invention, the adjustable distance supporting component is limited, so that the seat tube 04 can be stably supported in a rotating way, and the adjustable distance supporting component is suitable for the seat tube 04 with different lengths to be stably supported; through the limitation of deformation measurement assembly, displacement measurement assembly and rocking arm centre-to-centre spacing measurement assembly, integrated seat pipe 04 deformation measurement, spindle 05 displacement measurement and rocking arm centre-to-centre spacing measurement function to the cotton picker spindle seat pipe, can detect whether each size of spindle seat pipe is suitable to in time overhaul the maintenance to unqualified spindle seat pipe, thereby make cotton picker stable efficient work.

As shown in fig. 1-4, as a preferred embodiment of the present invention, the adjustable distance support assembly includes a motor 1, an end seat 3, support plates 5, a guiding rib 6, a screw rod 7, a U-shaped seat 15 and a support shaft 22, wherein the guiding rib 6 is fixed on the base 2, two support plates 5 are slidably arranged on the guiding rib 6, the support shaft 22 for inserting into a blind hole at the end of the seat tube 04 is fixed on the upper portion of one support plate 5, the U-shaped seat 15 for supporting the rotary support sleeve 03 is fixed on the upper end of the other support plate 5, and the rotary support sleeve 03 corresponds to a bearing for supporting the rotation of the seat tube 04; the upper side of the guide rib 6 is also provided with a first screw rod 7, two support plates 5 are in threaded connection with the first screw rod 7, two ends of the first screw rod 7 are rotatably provided with end seats 3, the end seats 3 are fixed on the base 2, the first screw rod 7 can be stably supported through the cooperation of the two end seats 3, one end seat 3 is also fixedly provided with a first motor 1 in transmission connection with the first screw rod 7, and when the first motor 1 drives the first screw rod 7 to rotate, the two support plates 5 are synchronously close to or far away from each other, so that support of seat pipes 04 with different lengths is facilitated; the support plate 5 is prevented from twisting by the guide ribs 6, and is guided in a stable manner.

In one embodiment, as shown in fig. 4, the adjustable distance supporting component further includes a knob 24, a clamping seat 25, a second screw rod 26 and a guide rod 27, the upper portion of the U-shaped seat 15 is rotatably provided with the second screw rod 26, one end of the second screw rod 26 is fixed with the knob 24, the lower side of the second screw rod 26 is fixed with the guide rod 27 between two branches of the U-shaped seat 15, two clamping seats 25 are connected with the second screw rod 26 in a threaded manner, the clamping seats 25 are further connected with the guide rod 27 in a sliding manner, when the knob 24 is rotated, the two clamping seats 25 are synchronously close to or far away from, the lower ends of the two clamping seats 25 are further provided with cambered surfaces for clamping and limiting the rotary supporting sleeve 03, the lower ends of the two clamping seats 25 are further provided with elastic pads (not shown), reliability of clamping and fixing the rotary supporting sleeve 03 is improved, the seat tube 04 is penetrated in the application process, and the second screw rod 26 and the guide rod 27 cannot influence assembly and fixing. In addition, in order to adapt to the detection and use of the seat pipes 04 with different thicknesses, a placing groove 37 is further formed in the middle bottom of the U-shaped seat 15, a supporting block 38 for supporting the rotary supporting sleeve 03 is placed in the placing groove 37, the top of the supporting block 38 is of a middle arc-shaped concave structure, and the seat pipes 04 can be kept in a horizontal state all the time by replacing the supporting blocks 38 with different types; the corresponding support shaft 22 can be replaced and adjusted as required, so long as the seat tube 04 can be kept horizontal as a whole, and no limitation and redundant description are provided.

As shown in fig. 1, the deformation measurement assembly comprises a first fixing bolt 8, an outer cylinder 9, a support plate 10, an inner plate 16, a deformation measurement rod 17 and a second fixing bolt 18, wherein a guide groove 4 is formed in one side of the guide rib 6, the support plate 10 is slidably arranged on the guide groove 4, the outer end of the support plate 10 is fixedly provided with the outer cylinder 9, the inner plate 16 is slidably arranged in the outer cylinder 9, the first fixing bolt 8 for fixing the inner plate 16 is further arranged on the upper portion of the outer cylinder 9, the deformation measurement rod 17 is slidably arranged at the upper end of the inner plate 16, the deformation measurement rod 17 is perpendicular to the first screw rod 7 and is horizontally arranged, the second fixing bolt 18 for fixing the deformation measurement rod 17 is further arranged at the upper end of the inner plate 16, the deformation measurement rod 17 can be horizontally and vertically adjusted, and can move along the guide rib 6, namely, deformation of the surface of the seat tube 04 can be measured by fixing the position of the deformation measurement rod 17, when the sliding is blocked, deformation of the seat tube 04 exists, and the seat tube 04 is rotated, and the deformation measurement rod 17 comprehensively measures the surface of the seat tube 04. Furthermore, a scale (not shown) may be provided on the deformation measuring rod 17, so that the magnitude of the deformation can be measured by adjusting the deformation measuring rod 17 to take readings at the deformation.

As shown in fig. 1, fig. 2, fig. 5 and fig. 6, as a preferred embodiment of the present invention, the displacement measurement assembly further includes a first telescopic cylinder 13, a housing 20, a second telescopic cylinder 21, an arc telescopic cylinder 23 and a synchronous telescopic frame 39, where the housing 20 is disposed at one side of the base 2, two ends of the housing 20 are hinged with the first telescopic cylinder 13, a lower end of the first telescopic cylinder 13 is fixed on the base 2, an arc telescopic cylinder 23 is further disposed between the first telescopic cylinder 13 and the housing 20, two ends of the arc telescopic cylinder 23 are respectively fixedly connected with the housing 20 and the first telescopic cylinder 13, preferably, the arc telescopic cylinder 23 is in a circular arc structure, and a center of the arc telescopic cylinder 23 is located on an axis of a connecting shaft between the housing 20 and the first telescopic cylinder 13, so as to ensure that the arc telescopic cylinder 23 can stably support the housing 20 and drive the inclination angle of the housing 20, the synchronous telescopic frame 39 is installed in the housing 20, the synchronous telescopic frame 39 includes a plurality of hinge shafts 45, the displacement rod 19 is fixedly connected with the hinge shafts 45, the displacement rod 19 also extends from an adjusting port formed at a side wall of the housing 20, and the end of the housing 20 can be controlled to expand and contract synchronously when the two adjacent telescopic frames 39 are fixed between the two synchronous telescopic frames, or the two telescopic frames 45 are expanded.

In one embodiment, the synchronous expansion frame 39 further includes an end rod 40, a first connecting rod 41, a first long rod 42, a second long rod 43 and a second connecting rod 44, wherein the middle parts of the first long rod 42 and the second long rod 43 are hinged through a hinge shaft 45, the first long rod 42, the second long rod 43 and the hinge shaft 45 form an X-shaped frame, the X-shaped frames are provided with a plurality of groups, the plurality of groups of X-shaped frames are sequentially hinged correspondingly, and the specific number is set according to the number of the spindle 05 in a matching way without limitation; the X-shaped frame at the end is also hinged with a first connecting rod 41 and a second connecting rod 44 respectively, one end of the first connecting rod 41 and one end of the second connecting rod 44, which are far away from the X-shaped frame, are also hinged with an end rod 40, one end rod 40 is also fixedly connected with the inner end part of the shell 20, and the output end of the telescopic cylinder II 21 is fixedly connected with the other end rod 40, so that the telescopic cylinder II 21 can drive a plurality of hinge shafts 45 to synchronously expand and contract, thereby adjusting the displacement measuring rod 19 to correspond to the spacing between standard spindles 05 and adapting to the measuring requirements of spindle seat tubes of cotton picker with different types; preferably, a scale (not shown) is arranged at the end part of the displacement measuring rod 19, so that the corresponding accuracy of one spindle 05 and the end part of the displacement measuring rod 19 is facilitated, the corresponding conditions of other spindles 05 and the displacement measuring rod 19 are observed, and whether the spindle 05 is displaced or not can be observed, so that the method is convenient and quick.

In the embodiment of the invention, the first telescopic cylinder 13 and the arc telescopic cylinder 23 are used for conveniently adjusting the displacement measuring rod 19 to accurately correspond to the spindle 05 rotated for a certain angle, so that the adaptability of measurement is improved; the expansion and contraction changes of the plurality of displacement measuring rods 19 are regulated, so that the distance between the displacement measuring rods 19 and a standard spindle 05 is regulated, and the measuring requirements of spindle seat pipes of cotton picker with different types are met, and the measuring device is convenient and quick.

As shown in fig. 1 and fig. 3, as a preferred embodiment of the present invention, the boom center distance measuring assembly includes an air pump 11, a main air pipe 12, a branch air pipe 14, an air cylinder one 28, a clamping plate one 29, a fixing ring one 30, a fixing ring two 31, an air cylinder two 32, a clamping plate two 33, a measuring telescopic rod 34, an adjusting telescopic rod 35 and a fixing bolt three 36, wherein the fixing ring one 30 is sleeved at the end of the seat pipe 04, can be specifically sleeved on a transmission gear without limitation, a plurality of air cylinders one 28 are circumferentially distributed and fixed on the fixing ring one 30, an arc-shaped clamping plate one 29 is fixedly arranged at the inner end of the air cylinder one 28, the fixing ring two 31 is sleeved on a boom head 01, a plurality of air cylinders two 32 are circumferentially distributed and fixed on the fixing ring two 31, an arc-shaped clamping plate two 33 is fixedly arranged at the inner end of the air cylinder two 32, the air pump 11 is fixed on the base 2, the outlet of the air pump 11 is provided with the main air pipe 12, the end of the main air pipe 12 is respectively communicated with the air cylinder one 28 and the air cylinder two 32 through two branch air pipes 14, the air cylinder one 28 and the air cylinder two air cylinders one 28 and the air cylinder two 32 can be communicated with the air cylinder one 30 and the other air cylinder one 30 are not communicated in a fixed ring 31 or a fixed mode (or a non-communicated mode is not shown; the first fixed ring 30 is also fixedly provided with an adjusting telescopic rod 35, the adjusting telescopic rod 35 is provided with a third fixed bolt 36 for locking after the adjusting telescopic rod 35 is adjusted, the adjusting telescopic rod 35 is arranged parallel to the first screw rod 7, one end of the adjusting telescopic rod 35, far away from the first fixed ring 30, is fixedly provided with a measuring telescopic rod 34, the measuring telescopic rod 34 is vertically arranged with the adjusting telescopic rod 35, and one end of the measuring telescopic rod 34, far away from the adjusting telescopic rod 35, is fixedly connected with the second fixed ring 31.

In the embodiment of the invention, the requirement of the change of the distance between the rotating arm shaft head 01 of the dummy bar seat pipe with different types and the end part of the seat pipe 04 is adapted through adjusting the telescopic rod 35, then the dummy bar seat pipe is locked through the fixing bolt III 36, the air pump 11 is controlled to work, so that the air cylinder I28 and the air cylinder II 32 can be stretched simultaneously, and the clamping plates I29 and the clamping plates II 33 which are distributed circumferentially are abutted and fixed, and the pneumatic fixing air pressure is consistent, so that the accuracy of the fixing center is high, the fixing efficiency is high, and then the distance between the axle center of the rotating arm shaft head 01 and the rotation center of the rotating arm 02 can be measured through measuring the change of scales (not shown) on the telescopic rod 34, namely, the center distance of the rotating arm is measured.

The embodiment of the invention provides a measuring device for a spindle seat tube of a cotton picker, which is limited with an adjustable distance supporting component, can stably rotatably support seat tubes 04, is suitable for stably supporting seat tubes 04 with different lengths, and specifically comprises:

when the motor I1 drives the screw rod I7 to rotate, the two support plates 5 are synchronously close to or far away from each other, so that the support of seat pipes 04 with different lengths is facilitated; when the knob 24 is rotated, the two clamping seats 25 are synchronously close to or far away from each other, and the rotation supporting sleeve 03 can be clamped and fixed through the clamping seats 25.

Through deformation measurement assembly, shift measurement assembly and the limitation of rocking arm centre-to-centre spacing measurement assembly, integrated seat pipe 04 to cotton picker dummy bar seat pipe warp measurement, spindle 05 shift measurement and rocking arm centre-to-centre spacing measurement function, can detect whether each size of dummy bar seat pipe is suitable to in time overhaul the maintenance to unqualified dummy bar seat pipe, thereby make cotton picker stable efficient work, concrete:

the deformation measuring rod 17 can be horizontally and vertically adjusted, and can move along the guide rib 6, so that the surface deformation of the seat tube 04 can be measured, namely, the seat tube 04 is tightly clung to the surface sliding of the seat tube 04 through fixing the position of the deformation measuring rod 17, and when the sliding is blocked, the deformation of the seat tube 04 is indicated, the seat tube 04 is rotated, and the deformation measuring rod 17 comprehensively measures the surface of the seat tube 04.

The first telescopic cylinder 13 and the arc telescopic cylinder 23 are used for conveniently adjusting the displacement measuring rod 19 to accurately correspond to the spindle 05 rotated by a certain angle, so that the adaptability of measurement is improved; the expansion and contraction changes of the plurality of displacement measuring rods 19 are regulated, so that the distance between the displacement measuring rods 19 and a standard spindle 05 is regulated, and the measuring requirements of spindle seat pipes of cotton picker with different types are met, and the measuring device is convenient and quick.

The telescopic rod 35 is adjusted to adapt to the changing requirements of the distance between the rotating arm shaft head 01 of the dummy bar seat pipe with different types and the end part of the seat pipe 04, then the gap between the axle center of the rotating arm shaft head 01 and the rotation center of the rotating arm 02 can be measured through the change of scales on the telescopic rod 34, namely the center distance of the rotating arm can be measured by controlling the air pump 11 to work so that the first air cylinder 28 and the second air cylinder 32 are simultaneously stretched and are in butt joint and fixed through the clamping plates 29 and the second clamping plates 33 which are distributed circumferentially, the accuracy of the fixed center can be guaranteed due to the consistency of pneumatic fixed air pressure, the fixed efficiency is high, and the distance between the axle center of the rotating arm shaft head 01 and the rotation center of the rotating arm 02 can be measured through the change of scales on the telescopic rod 34.

In addition, the control, model and circuit connection of each component are not particularly limited, and can be flexibly set in practical application. The related circuits, electronic components and modules are all in the prior art, and can be completely implemented by those skilled in the art, and needless to say, the protection of the present invention does not relate to improvements of software and methods.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims

1. The utility model provides a cotton picker dummy bar seat pipe measuring device, includes the base, its characterized in that still includes:

2. The measuring device for the spindle seat tube of the cotton picker according to claim 1, wherein the adjustable distance supporting assembly comprises a motor I, an end seat, a supporting plate, a guiding edge, a screw rod I, a U-shaped seat and a supporting shaft;

the base is fixedly provided with a guide rib, two support plates are slidably arranged on the guide rib, a support shaft for being inserted into a blind hole at the end of the base pipe is fixed at the upper part of one support plate, and a U-shaped base for supporting the rotary support sleeve is fixed at the upper end of the other support plate;

the upper side of the guide edge is also provided with a first screw rod, two support plates are in threaded connection with the first screw rod, two ends of the first screw rod are rotatably provided with end seats, the end seats are fixed on the base, one of the end seats is also fixedly provided with a first motor in transmission connection with the first screw rod, and when the first motor drives the first screw rod to rotate, the two support plates are synchronously close to or far away from each other.

3. The measuring device for the spindle seat tube of the cotton picker according to claim 2, wherein the adjustable distance supporting assembly further comprises a knob, a clamping seat, a screw rod II and a guide rod;

the upper part of the U-shaped seat is rotatably provided with a second screw rod, one end of the second screw rod is fixedly provided with a knob, a guide rod is fixed between two branches of the U-shaped seat at the lower side of the second screw rod, the second screw rod is connected with two clamping seats in a threaded manner, the clamping seats are also in sliding connection with the guide rod, and when the knob is rotated, the two clamping seats are synchronously close to or far away from each other;

the lower ends of the two clamping seats are also provided with cambered surfaces for clamping and limiting the rotary supporting sleeve, and the lower ends of the two clamping seats are also provided with elastic pads in a matched mode.

4. The measuring device for the spindle seat tube of the cotton picker according to claim 3, wherein a placing groove is further formed in the middle bottom of the U-shaped seat, a supporting block for supporting the rotary supporting sleeve is placed in the placing groove, and the top of the supporting block is of a middle arc-shaped concave structure.

5. The cotton picker dummy bar seat tube measurement device according to any one of claims 2-4, wherein the deformation measurement assembly comprises a first fixing bolt, an outer cylinder, a support plate, an inner plate, a deformation measurement rod and a second fixing bolt;

a guide groove is formed in one side of the guide edge, a support plate is arranged on the guide groove in a sliding mode, an outer cylinder is fixed at the outer end of the support plate, an inner plate is arranged in the outer cylinder in a sliding mode, and a first fixing bolt used for fixing the inner plate is further arranged at the upper portion of the outer cylinder;

the upper end of the inner plate is provided with a deformation measuring rod in a sliding manner, and the deformation measuring rod is perpendicular to the first screw rod and is horizontally arranged;

the upper end of the inner plate is also provided with a second fixing bolt for fixing the deformation measuring rod.

6. The cotton picker dummy bar seat tube measurement device according to any one of claims 1-4, wherein the displacement measurement assembly further comprises a telescoping cylinder one, a housing, a telescoping cylinder two, an arc telescoping cylinder and a synchronous telescoping rack;

the shell is arranged on one side of the base, two ends of the shell are hinged with a first telescopic cylinder, and the lower end of the first telescopic cylinder is fixed on the base;

an arc-shaped telescopic cylinder is further arranged between the first telescopic cylinder and the shell, and two ends of the arc-shaped telescopic cylinder are fixedly connected with the shell and the first telescopic cylinder respectively;

the synchronous expansion and contraction frame is arranged in the shell and comprises a plurality of hinge shafts, the displacement measuring rod is fixedly connected with the hinge shafts, and the displacement measuring rod also slides out from an adjusting port formed in the side wall of the shell;

the end part of the shell is fixedly provided with a second telescopic cylinder capable of controlling the synchronous expansion and contraction frame to expand and contract, and the distance between two adjacent hinge shafts is synchronously increased or reduced when the synchronous expansion and contraction frame expands and contracts.

7. The device for measuring the spindle tube of the cotton picker according to claim 6 wherein the synchronous expansion frame further comprises an end rod, a first connecting rod, a first long rod, a second long rod and a second connecting rod;

the middle parts of the first long rod and the second long rod are hinged through a hinge shaft, the first long rod, the second long rod and the hinge shaft form an X-shaped frame, the X-shaped frames are provided with a plurality of groups, and the X-shaped frames are sequentially and correspondingly hinged;

the X-shaped frame at the end part is also provided with a first connecting rod and a second connecting rod in a hinged manner, one end of the first connecting rod and one end of the second connecting rod, which are far away from the X-shaped frame, are also connected with the end rod in a hinged manner, one end rod is also fixedly connected with the inner end part of the shell, and the output end of the telescopic cylinder II is fixedly connected with the other end rod.

8. The device for measuring the spindle seat tube of the cotton picker according to any one of claims 2 to 4, wherein the rotating arm center distance measuring assembly comprises an air pump, a main air pipe, a branch air pipe, a first air cylinder, a first clamping plate, a first fixing ring, a second air cylinder, a second clamping plate, a measuring telescopic rod, an adjusting telescopic rod and a third fixing bolt;

the first fixing ring is sleeved at the end part of the seat pipe, a plurality of first air cylinders are circumferentially distributed and fixed on the first fixing ring, and an arc-shaped clamping plate I is fixed at the inner end of the first air cylinder;

the second fixing ring is sleeved on the rotating arm shaft head, a plurality of second cylinders are circumferentially distributed and fixed on the second fixing ring, and second arc-shaped clamping plates are fixed at the inner ends of the second cylinders;

the air pump is fixed on the base, a main air pipe is arranged at the outlet of the air pump, and the end part of the main air pipe is respectively communicated with the first air cylinder and the second air cylinder through two branch air pipes;

an adjusting telescopic rod is further fixed on the first fixed ring, and a fixing bolt III for locking the adjusting telescopic rod after adjusting the adjusting telescopic rod is arranged on the adjusting telescopic rod;

one end of the adjusting telescopic rod, which is far away from the first fixed ring, is fixedly provided with a measuring telescopic rod, and one end of the measuring telescopic rod, which is far away from the adjusting telescopic rod, is fixedly connected with the second fixed ring.

9. The measuring device for the spindle sleeve of the cotton picker according to claim 8, wherein the adjusting telescopic rod is arranged parallel to the first screw rod; the measuring telescopic rod is perpendicular to the adjusting telescopic rod.