CN112629386A - Concentricity detection device for joint pin shaft of engineering machinery - Google Patents
Concentricity detection device for joint pin shaft of engineering machinery Download PDFInfo
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- CN112629386A CN112629386A CN202011442926.8A CN202011442926A CN112629386A CN 112629386 A CN112629386 A CN 112629386A CN 202011442926 A CN202011442926 A CN 202011442926A CN 112629386 A CN112629386 A CN 112629386A
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- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 87
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 18
- 239000000919 ceramic Substances 0.000 claims description 11
- 239000000741 silica gel Substances 0.000 claims description 9
- 229910002027 silica gel Inorganic materials 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000010030 laminating Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 210000002421 cell wall Anatomy 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
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- General Physics & Mathematics (AREA)
- Details Of Measuring And Other Instruments (AREA)
Abstract
The invention discloses an engineering machinery joint pin shaft concentricity detection device which comprises a base and a control console, wherein four corners of the lower end of the base are fixedly provided with pad feet, the right part of the upper end of the base is fixedly provided with a bottom plate, the upper end of the bottom plate is fixedly provided with a universal support, a concentricity detector is fixedly arranged on the universal support, the front part of the upper end of the base is provided with a first sliding groove, an adjusting mechanism is connected in the first sliding groove in a sliding mode, a rotating mechanism is arranged on the adjusting mechanism and is in transmission connection with the adjusting mechanism, two supporting mechanisms are connected in the first sliding groove in a sliding mode and are positioned on the right side of the adjusting mechanism, and the rear part of the upper end of the base is fixedly provided with a sliding. The concentricity detection device for the joint pin shaft of the engineering machinery, disclosed by the invention, can realize automatic controllable rotation of the pin shaft, meets the actual requirement of concentricity detection of the pin shaft, and is high in automation degree, detection precision and detection efficiency and convenient to use.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a device for detecting concentricity of a pin shaft of a joint of the engineering machinery.
Background
Coaxiality is an important technical index for evaluating a cylindrical workpiece, and coaxiality errors directly influence the assembly and use of the workpiece. However, when the measured element axis of the workpiece is extremely short, it is very difficult to evaluate the coaxiality of the workpiece, and the concentricity is usually used for evaluation. The coaxiality error directly influences the matching precision and the use condition of the workpiece. The concentricity error is the eccentricity which is reflected by the non-concentricity of the circle center on the section, and the concentricity error is the offset degree of the circle center. Concentricity is a special form of coaxiality. When the measured element is the circle center (point), the hole on the thin workpiece or the axis of the shaft, the measured axis is regarded as the measured point, and the coaxiality of the measured axis and the hole on the thin workpiece to the reference axis is the concentricity. The measurement of concentricity allows for projection measurements.
The existing concentricity detection device for the joint pin shaft of the engineering machinery has the following defects: 1. most of the existing engineering machinery joint pin shaft concentricity detection devices adopt a hand-operated rotating mechanism to rotate a pin shaft to be detected, but the rotating speed, the rotating frequency and the like of the hand-operated rotating mechanism are unstable, so that the measurement precision of a concentricity detector is influenced, and the device is not practical; 2. most of the existing engineering machinery joint pin shaft concentricity detection devices adopt a screw fixing mode to adjust the height of a rotating mechanism, but after the screw fixing mode is used for a long time, the rotating mechanism is easy to displace, so that the rotating mechanism and a pin shaft are dislocated, the detection of a concentricity detector is influenced, and the concentricity detector is not practical; 3. the mechanism for placing the pin shaft in the conventional engineering machinery joint pin shaft concentricity detection device is complex in operation and inconvenient to use; 4. the conventional device for detecting the concentricity of the joint pin shaft of the engineering machinery has low automation degree and is inconvenient to use. Therefore, the concentricity detection device for the pin shaft of the engineering machinery joint is provided.
Disclosure of Invention
The invention mainly aims to provide a device for detecting the concentricity of a pin shaft of an engineering machinery joint, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a concentricity detection device for an engineering machinery joint pin shaft comprises a base and a control console, wherein four corners of the lower end of the base are fixedly provided with pad feet, the right part of the upper end of the base is fixedly provided with a bottom plate, the upper end of the bottom plate is fixedly provided with a universal bracket, the universal bracket is fixedly provided with a concentricity detector, the front part of the upper end of the base is provided with a first chute, the first chute is internally and slidably connected with an adjusting mechanism, the adjusting mechanism is provided with a rotating mechanism, the rotating mechanism is in transmission connection with the adjusting mechanism, the first chute is internally and slidably connected with two supporting mechanisms, the two supporting mechanisms are both positioned at the right side of the adjusting mechanism, the rear part of the upper end of the base is fixedly provided with a slide rail, the slide rail is provided with an auxiliary mechanism, the auxiliary mechanism extends to the lower part of the right part, the rear portion of the upper end of the control console is provided with a display screen, the front portion of the upper end of the control console is provided with a control button, and the control console is electrically connected with the adjusting mechanism and the rotating mechanism.
Preferably, two groups of positioning holes are formed in the left end of the base and are symmetrically distributed in the front-back direction, two groups of positioning columns are fixedly mounted at the right end of the base and are respectively positioned right and right of the two groups of positioning holes, and a through groove is formed in the front end of the base and is communicated with the first sliding groove.
Preferably, adjustment mechanism includes first slider, first slider and first spout sliding connection, the anterior surface threaded connection of first slider has first screw, and first screw runs through the wearing groove, first slider upper end fixed mounting has first mounting panel, first mounting panel upper end rear portion fixed mounting has the stand, open the stand front end has the second spout, the cell wall is opened the spacing groove that link up around having behind the second spout, stand upper end fixed mounting has first motor, cell wall and fixedly connected with threaded rod on the first motor output runs through the second spout, and the threaded rod lower extreme passes through cell wall swing joint under bearing and the second spout, threaded rod surface screw interlude is connected with the second slider, and second slider and second spout phase-match.
Preferably, first motor and control cabinet electric connection, terminal surface and the laminating of base up end under the first mounting panel, second slider rear end fixed mounting has the stopper, and the stopper is located the spacing inslot.
Preferably, slewing mechanism includes the mount pad, mount pad rear end and second slider front end fixed connection, mount pad upper end fixed mounting has the L shaped plate, L shaped plate left end fixed mounting has the second motor, second motor output runs through L shaped plate and fixedly connected with shaft coupling, shaft coupling right-hand member fixed mounting has the rotation axis, and the rotation axis right-hand member runs through mount pad and fixed mounting has the carousel, carousel surface fixed mounting has the silica gel circle.
Preferably, the supporting mechanism includes the third slider, the anterior surface threaded connection of third slider has the second screw, and the second screw runs through the groove of wearing, third slider and first spout sliding connection, third slider upper end fixed mounting has the second mounting panel, and the laminating of second mounting panel up end, second mounting panel upper end fixed mounting has the V-arrangement piece, V-arrangement piece upper end middle part fixed mounting has to support the piece, open two mounting grooves on the V-arrangement piece, and two mounting grooves use to support the piece and be front and back symmetric distribution as the center, two equal fixed mounting has the ceramic rod in the mounting groove, and two ceramic rod one end that is close to each other respectively with support the front and back terminal surface fixed connection of piece.
Preferably, the auxiliary mechanism comprises a sliding seat, a third sliding groove which is penetrated left and right is formed at the rear part of the left end of the sliding seat, the third sliding chute is connected with the sliding rail in a sliding way, two third screws are arranged at the upper end of the sliding seat, the lower ends of the two third screws are both contacted with the outer surface of the upper part of the sliding rail, the front part of the upper end of the sliding seat is fixedly provided with two bilaterally symmetrical sliding columns, the upper ends of the two sliding columns are fixedly provided with a limiting disc, the outer surfaces of the two sliding columns are jointly penetrated and slidably connected with a sliding plate, the left end and the right end of the sliding plate are provided with fourth screws, and the ends of the two fourth screws which are close to each other are respectively contacted with the outer surfaces of the two sliding columns, the front part of the upper end of the sliding plate is provided with a U-shaped groove which is communicated up and down, the front part of the left groove wall of the U-shaped groove is movably connected with a shaft post through a bearing, and the right end of the shaft post penetrates through the right groove wall of the U-shaped groove and is fixedly provided with a conical head.
Preferably, the second motor is electrically connected with the console, the length of the rotating shaft is greater than the width of the sliding seat, and the silica gel ring is located right above the left abutting block.
Preferably, the conical head is located directly below the axis of rotation.
Compared with the prior art, the invention has the following beneficial effects:
1. in the invention, the pin shaft is driven to rotate by arranging the rotating mechanism, when the device is used, the pin shaft is firstly placed on the two supporting mechanisms, one end of the pin shaft is in contact with the conical head in the auxiliary mechanism, the silica gel ring in the rotating mechanism is in contact with the outer surface of the upper part of the pin shaft through the adjusting mechanism, the second motor is started through the console, the output end of the second motor drives the rotating shaft to rotate through the coupler, the rotating shaft drives the turntable to rotate, the turntable drives the silica gel ring to rotate, the silica gel ring drives the pin shaft to rotate, the rotating process speed of the whole pin shaft is stable, the frequency is stable, the rotating direction, the rotating speed and the like of the pin shaft can be controlled by controlling the rotating direction, the rotating speed and the like of the first motor.
2. In the invention, the height of the rotating mechanism is adjusted through the adjusting mechanism, when the device is used, the first motor is started through the control console, the output end of the first motor drives the threaded rod to rotate, the threaded rod drives the second slider to move up and down, the second slider drives the mounting seat to move up and down, the mounting seat drives the whole rotating mechanism to move up and down, the maximum ascending and descending distance of the rotating mechanism is limited by the cooperation of the through groove and the limiting block, the rotating mechanism is prevented from colliding with the supporting mechanism, the rotating mechanism is prevented from being damaged, the height adjusting process of the whole rotating mechanism is simple to operate, the rotating mechanism cannot displace even if being used for a long time, and the detection accuracy of the concentricity detector is ensured.
3. In the invention, the pin shaft is placed by arranging the supporting mechanism, when the pin shaft is used, the pin shaft is placed between the two V-shaped frames, the outer surface of the lower part of the pin shaft is tightly contacted with the four ceramic rods, meanwhile, the third screw and the fourth screw are unscrewed, the sliding seat can move on the sliding rail, the sliding plate can slide on the sliding column, the position of the sliding seat is adjusted, the conical part is contacted with the sequential end surfaces of the pin shaft, the height of the sliding plate is adjusted, the center of the conical head is contacted with the center of the end surface of the pin shaft, the third screw and the fourth screw are screwed again after the adjustment is finished, the whole pin shaft placing process is simple to operate and fast, and the concentricity detection of the pin shaft is facilitated.
4. According to the invention, the control console is arranged to control the adjusting mechanism and the rotating mechanism in a centralized manner, and the concentricity detector is linked to directly transmit the measured value of the concentricity detector to the display screen, so that a user can directly and clearly know the concentricity detection data of the pin shaft to be detected.
Drawings
FIG. 1 is a schematic view of an overall structure of a device for detecting concentricity of a pin shaft of a joint of an engineering machine according to the present invention;
FIG. 2 is a schematic diagram illustrating the detection effect of the device for detecting the concentricity of the pin shaft of the joint of the engineering machine according to the present invention;
FIG. 3 is a schematic diagram of a back side structure of the device for detecting concentricity of a joint pin of an engineering machine according to the present invention;
FIG. 4 is a schematic view of the overall structure of a base of the device for detecting the concentricity of the pin shaft of the joint of the engineering machine according to the invention;
FIG. 5 is a schematic overall structure diagram of an adjusting mechanism of the device for detecting concentricity of a pin shaft of a joint of an engineering machine according to the invention;
FIG. 6 is a schematic overall structure diagram of a rotating mechanism of the device for detecting concentricity of a joint pin shaft of an engineering machine according to the present invention;
FIG. 7 is a schematic overall structure diagram of a supporting mechanism of the device for detecting concentricity of a joint pin shaft of an engineering machine according to the present invention;
fig. 8 is a schematic overall structure diagram of an auxiliary mechanism of the engineering machinery joint pin concentricity detection device of the present invention.
In the figure: 1. a base; 2. a foot pad; 3. a base plate; 4. a gimbal; 5. a concentricity detector; 6. a first chute; 7. an adjustment mechanism; 8. a rotating mechanism; 9. a support mechanism; 10. a slide rail; 11. an auxiliary mechanism; 12. a console; 13. a display screen; 14. a control button; 21. positioning holes; 22. a positioning column; 23. penetrating a groove; 31. a first slider; 32. a first screw; 33. a first mounting plate; 34. a column; 35. a second chute; 36. a limiting groove; 37. a first motor; 38. a threaded rod; 39. a second slider; 41. a limiting block; 51. a mounting seat; 52. an L-shaped plate; 53. a second motor; 54. a coupling; 55. a rotating shaft; 56. a turntable; 57. a silica gel ring; 61. a third slider; 62. a second screw; 63. a second mounting plate; 64. a V-shaped block; 65. mounting grooves; 66. a resisting block; 67. a ceramic rod; 71. a slide base; 72. a third chute; 73. a third screw; 74. a traveler; 75. a limiting disc; 76. a fourth screw; 77. a slide plate; 78. a column shaft; 79. a conical head; 81. a U-shaped groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1-8, an engineering machinery joint pin shaft concentricity detection device comprises a base 1 and a control console 12, four corners of the lower end of the base 1 are fixedly provided with pad feet 2, the right part of the upper end of the base 1 is fixedly provided with a bottom plate 3, the upper end of the bottom plate 3 is fixedly provided with a universal support 4, the universal support 4 is fixedly provided with a concentricity detector 5, the front part of the upper end of the base 1 is provided with a first chute 6, the first chute 6 is connected with an adjusting mechanism 7 in a sliding way, the adjusting mechanism 7 is provided with a rotating mechanism 8, the rotating mechanism 8 is connected with the adjusting mechanism 7 in a transmission way, the first chute 6 is connected with two supporting mechanisms 9 in a sliding way, the two supporting mechanisms 9 are both positioned at the right side of the adjusting mechanism 7, the rear part of the upper end of the base 1 is fixedly provided with a slide rail 10, the slide rail 10 is, the auxiliary mechanism 11 is located on the left side of the supporting mechanism 9 on the left side, the display screen 13 is arranged on the rear portion of the upper end of the control console 12, the control button 14 is arranged on the front portion of the upper end of the control console 12, and the control console 12, the adjusting mechanism 7 and the rotating mechanism 8 are all electrically connected.
Two groups of positioning holes 21 are formed in the left end of the base 1, the two groups of positioning holes 21 are symmetrically distributed in the front-back direction, two groups of positioning columns 22 are fixedly mounted at the right end of the base 1, the two groups of positioning columns 22 are respectively positioned right and left of the two groups of positioning holes 21, a through groove 23 is formed in the front end of the base 1, and the through groove 23 is communicated with the first sliding groove 6.
The adjusting mechanism 7 comprises a first sliding block 31, the first sliding block 31 is connected with a first sliding chute 6 in a sliding way, the outer surface of the front part of the first sliding block 31 is connected with a first screw 32 in a threaded way, the first screw 32 penetrates through the through groove 23, the upper end of the first sliding block 31 is fixedly provided with a first mounting plate 33, the rear part of the upper end of the first mounting plate 33 is fixedly provided with an upright post 34, the front end of the upright post 34 is provided with a second sliding chute 35, the rear groove wall of the second sliding chute 35 is provided with a limit groove 36 which penetrates forwards and backwards, the upper end of the upright post 34 is fixedly provided with a first motor 37, the output end of the first motor 37 penetrates through the upper groove wall of the second sliding chute 35 and is fixedly connected with a threaded rod 38, the lower end of the threaded rod 38 is movably connected with the lower groove wall of the second sliding chute 35 through a bearing, the outer surface of, the threaded rod 38 drives the second sliding block 39 to move up and down, the second sliding block 39 is limited by the second sliding groove 35 firstly and can only move up and down, the second sliding block 39 is further limited by the limiting block 41 secondly to ensure that the second sliding block 39 cannot deviate during moving up and down, the lower groove wall of the second sliding groove 35 is higher than the abutting block 66, and when the second sliding block 39 descends to the lowest degree, the silicone ring 57 cannot touch the abutting block 66, and the silicone ring 57 is prevented from being damaged by collision.
Slewing mechanism 8 includes mount pad 51, mount pad 51 rear end and second slider 39 front end fixed connection, mount pad 51 upper end fixed mounting has L shaped plate 52, L shaped plate 52 left end fixed mounting has second motor 53, second motor 53 output runs through L shaped plate 52 and fixedly connected with shaft coupling 54, shaft coupling 54 right-hand member fixed mounting has rotation axis 55, and rotation axis 55 right-hand member runs through mount pad 51 and fixed mounting has carousel 56, carousel 56 surface fixed mounting has silica gel circle 57, second motor 53 output passes through shaft coupling 54 and drives rotation axis 55 and rotate, rotation axis 55 drives carousel 56 and rotates, carousel 56 drives silica gel circle 57 and rotates, surface contact through silica gel circle 57 and round pin axle, make the round pin axle rotate along with the rotation of silica gel circle 57.
The supporting mechanism 9 comprises a third slide block 61, a second screw 62 is connected with the front outer surface of the third slide block 61 in a threaded manner, and the second screw 62 penetrates through the through groove 23, the third slide block 61 is connected with the first slide groove 6 in a sliding way, the upper end of the third slide block 61 is fixedly provided with a second mounting plate 63, the lower end surface of the second mounting plate 63 is jointed with the upper end surface of the base 1, the upper end of the second mounting plate 63 is fixedly provided with a V-shaped block 64, the middle part of the upper end of the V-shaped block 64 is fixedly provided with a resisting block 66, the upper end of the V-shaped block 64 is provided with two mounting grooves 65, the two mounting grooves 65 are symmetrically distributed in the front and back direction by taking the abutting block 66 as the center, the ceramic rods 67 are fixedly mounted in the two mounting grooves 65, and the ends of the two ceramic rods 67 close to each other are respectively fixedly connected with the front and rear end faces of the abutting block 66, the pin shaft is placed through the V-shaped block 64, the ceramic rod 67 has good sliding performance, the pin shaft is convenient to rotate, and the support block 66 plays a role in reinforcing the ceramic rod 67.
The auxiliary mechanism 11 comprises a sliding seat 71, a left rear end of the sliding seat 71 is provided with a left-right through third sliding groove 72, the third sliding groove 72 is connected with the sliding rail 10 in a sliding manner, the upper end of the sliding seat 71 is provided with two third screws 73, the lower ends of the two third screws 73 are respectively contacted with the outer surface of the upper part of the sliding rail 10, the front part of the upper end of the sliding seat 71 is fixedly provided with two bilaterally symmetrical sliding columns 74, the upper ends of the two sliding columns 74 are respectively and fixedly provided with a limiting disc 75, the outer surfaces of the two sliding columns 74 are jointly and slidably connected with a sliding plate 77 in a penetrating manner, the left end and the right end of the sliding plate 77 are respectively provided with a fourth screw 76, the mutually close ends of the two fourth screws 76 are respectively contacted with the outer surfaces of the two sliding columns 74, the front part of the upper end of the sliding plate 77 is provided with a vertically through U, the third screw 73 plays a role of fixing the sliding seat 71, the fourth screw 76 plays a role of fixing the sliding plate 77, the conical head 79 firstly plays a role of positioning one end of the pin shaft, the pin shaft is prevented from moving in the front-back direction when rotating, and secondly, the pin shaft is convenient to rotate.
The tapered head 79 is located directly below the rotation shaft 55, and the position of the tapered head 79 is restricted to ensure the rotation of the pin shaft.
It should be noted that, in the use process, the pin shaft to be tested is firstly placed on the two V-shaped blocks 64, so that the outer surface of the pin shaft is in contact with the four ceramic rods 67, meanwhile, the distance between the two third sliding blocks 61 is adjusted according to the length of the pin shaft, the two third sliding blocks 61 can slide on the first sliding groove 6 by loosening the second screw 62, the second screw 62 is tightened again after the two third sliding blocks 61 are adjusted to proper positions, if the length of the pin shaft is longer than that of the first sliding groove 6, one base 1 can be spliced on the existing base 1, the positioning column 22 of the new base 1 is spliced with the positioning hole 21 of the original base 1 to adapt to the longer pin shaft to be tested, the third screw 73 and the fourth screw 76 are loosened after the pin shaft is placed, so that the sliding seat 71 can slide on the sliding rail 10, the slide plate 77 can slide on the slide column 74, the position of the conical head 79 is adjusted, the head of the conical head 79 is just contacted with the center of one end face of the pin shaft, the third screw 73 and the fourth screw 76 are screwed down again after the adjustment is finished, the first motor 37 is started through the console 12, the output end of the first motor 37 drives the threaded rod 38 to rotate, the threaded rod 38 drives the second slider 39 to move up and down, the second slider 39 drives the rotating mechanism 8 to move up and down, the silica gel ring 57 in the rotating mechanism 8 is just contacted with the upper outer surface of the pin shaft, the universal support 4 is adjusted, the contact of the concentricity detector 5 is just contacted with the outer surface of the pin shaft, finally the second motor 53 is started through the console 12, the output end of the second motor 53 drives the rotating shaft 55 to rotate through the coupler 54, the rotating shaft 55 drives the rotating disc 56 to rotate, the rotating disc 56 drives the silica gel ring, the pin shaft rotates along with the rotation of the silica gel ring 57, at the moment, the concentricity detector 5 is used for detecting the concentricity of the pin shaft, meanwhile, the concentricity detector 5 transmits detection data to the display screen 13, and a user can directly and clearly know the concentricity detection data of the pin shaft to be detected.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides an engineering machine tool joint pin shaft concentricity detection device, includes base (1) and control cabinet (12), its characterized in that: the adjustable base is characterized in that pad feet (2) are fixedly mounted at four corners of the lower end of the base (1), a bottom plate (3) is fixedly mounted at the right end of the upper end of the base (1), a universal support (4) is fixedly mounted at the upper end of the bottom plate (3), a concentricity detector (5) is fixedly mounted on the universal support (4), a first sliding groove (6) is formed in the front portion of the upper end of the base (1), an adjusting mechanism (7) is connected in the first sliding groove (6) in a sliding manner, a rotating mechanism (8) is arranged on the adjusting mechanism (7), the rotating mechanism (8) is in transmission connection with the adjusting mechanism (7), two supporting mechanisms (9) are connected in the first sliding groove (6) in a sliding manner, the two supporting mechanisms (9) are both positioned at the right side of the adjusting mechanism (7), a sliding rail (10) is fixedly mounted at the rear portion of the upper end, and complementary unit (11) extend to slewing mechanism (8) right part below, complementary unit (11) are located left supporting mechanism (9) left, control cabinet (12) upper end rear portion is provided with display screen (13), control cabinet (12) upper end front portion is provided with control button (14), equal electric connection between control cabinet (12) and adjustment mechanism (7) and slewing mechanism (8).
2. The concentricity detection device for the pin shaft of the engineering machinery joint according to claim 1, wherein: the positioning device is characterized in that two groups of positioning holes (21) are formed in the left end of the base (1), the two groups of positioning holes (21) are symmetrically distributed front and back, two groups of positioning columns (22) are fixedly mounted at the right end of the base (1), the two groups of positioning columns (22) are respectively located right and left of the two groups of positioning holes (21), a through groove (23) is formed in the front end of the base (1), and the through groove (23) is communicated with the first sliding groove (6).
3. The concentricity detection device for the pin shaft of the engineering machinery joint according to claim 1, wherein: the adjusting mechanism (7) comprises a first sliding block (31), the first sliding block (31) is connected with a first sliding chute (6) in a sliding mode, a first screw (32) is connected to the front outer surface of the first sliding block (31) in a threaded mode, the first screw (32) penetrates through a through groove (23), a first mounting plate (33) is fixedly mounted at the upper end of the first sliding block (31), a stand column (34) is fixedly mounted at the rear portion of the upper end of the first mounting plate (33), a second sliding chute (35) is formed in the front end of the stand column (34), a limiting groove (36) which is through from front to back is formed in the rear groove wall of the second sliding chute (35), a first motor (37) is fixedly mounted at the upper end of the stand column (34), the output end of the first motor (37) penetrates through the upper groove wall of the second sliding chute (35) and is fixedly connected with a threaded rod (38), and the lower end of the first, threaded rod (38) surface screw thread interlude is connected with second slider (39), and second slider (39) and second spout (35) phase-match.
4. The concentricity detection device for the pin shaft of the engineering machinery joint according to claim 3, wherein: first motor (37) and control cabinet (12) electric connection, terminal surface and base (1) up end laminating under first mounting panel (33), second slider (39) rear end fixed mounting has stopper (41), and stopper (41) are located spacing groove (36).
5. The concentricity detection device for the pin shaft of the engineering machinery joint according to claim 1, wherein: slewing mechanism (8) are including mount pad (51), mount pad (51) rear end and second slider (39) front end fixed connection, mount pad (51) upper end fixed mounting has L shaped plate (52), L shaped plate (52) left end fixed mounting has second motor (53), second motor (53) output runs through L shaped plate (52) and fixedly connected with shaft coupling (54), shaft coupling (54) right-hand member fixed mounting has rotation axis (55), and rotation axis (55) right-hand member runs through mount pad (51) and fixed mounting has carousel (56), carousel (56) surface fixed mounting has silica gel circle (57).
6. The concentricity detection device for the pin shaft of the engineering machinery joint according to claim 1, wherein: the supporting mechanism (9) comprises a third sliding block (61), a second screw (62) is connected with the outer surface of the front part of the third sliding block (61) in a threaded manner, and the second screw (62) penetrates through the through groove (23), the third slide block (61) is connected with the first slide groove (6) in a sliding way, a second mounting plate (63) is fixedly mounted at the upper end of the third sliding block (61), the lower end surface of the second mounting plate (63) is attached to the upper end surface of the base (1), a V-shaped block (64) is fixedly mounted at the upper end of the second mounting plate (63), a resisting block (66) is fixedly arranged in the middle of the upper end of the V-shaped block (64), two mounting grooves (65) are formed in the upper end of the V-shaped block (64), the two mounting grooves (65) are symmetrically distributed in the front and back direction by taking the abutting block (66) as the center, the two mounting grooves (65) are both fixedly provided with ceramic rods (67), and one ends of the two ceramic rods (67) close to each other are respectively fixedly connected with the front end face and the rear end face of the abutting block (66).
7. The concentricity detection device for the pin shaft of the engineering machinery joint according to claim 1, wherein: the auxiliary mechanism (11) comprises a sliding seat (71), a left-right through third sliding groove (72) is formed in the rear portion of the left end of the sliding seat (71), the third sliding groove (72) is connected with the sliding rail (10) in a sliding mode, two third screws (73) are arranged at the upper end of the sliding seat (71), the lower ends of the two third screws (73) are in outer surface contact with the upper portion of the sliding rail (10), two bilaterally symmetrical sliding columns (74) are fixedly mounted on the front portion of the upper end of the sliding seat (71), a limiting disc (75) is fixedly mounted at the upper ends of the two sliding columns (74), sliding plates (77) are connected to the outer surface of the two sliding columns (74) in a penetrating mode, fourth screws (76) are arranged at the left end and the right end of each sliding plate (77), one end, close to each other, of the two fourth screws (76) is in outer surface contact with the two sliding columns (74) respectively, and an, the front part of the left groove wall of the U-shaped groove (81) is movably connected with a shaft column (78) through a bearing, and the right end of the shaft column (78) penetrates through the right groove wall of the U-shaped groove (81) and is fixedly provided with a conical head (79).
8. The concentricity detection device for the pin shaft of the engineering machinery joint according to claim 5, wherein: the second motor (53) is electrically connected with the control console (12), the length of the rotating shaft (55) is larger than the width of the sliding seat (71), and the silica gel ring (57) is positioned right above the left abutting block (66).
9. The concentricity testing device for the pin shaft of the joint of the engineering machine according to claim 7, wherein: the conical head (79) is located directly below the rotation axis (55).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011442926.8A CN112629386A (en) | 2020-12-08 | 2020-12-08 | Concentricity detection device for joint pin shaft of engineering machinery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011442926.8A CN112629386A (en) | 2020-12-08 | 2020-12-08 | Concentricity detection device for joint pin shaft of engineering machinery |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113701610A (en) * | 2021-08-20 | 2021-11-26 | 苏州福乐友机械科技有限公司 | Concentricity detection system and method for output shaft of speed reducer |
| CN114322854A (en) * | 2022-01-07 | 2022-04-12 | 上海旭思印刷设备有限公司 | Printing plug concentricity detection device |
| CN114543736A (en) * | 2022-01-28 | 2022-05-27 | 中车大连机车车辆有限公司 | Method for detecting assembly coaxiality of diesel generating set |
| CN114543737A (en) * | 2022-02-18 | 2022-05-27 | 中铁建港航局集团勘察设计院有限公司 | Concentricity detection device for joint pin shaft of engineering machinery |
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2020
- 2020-12-08 CN CN202011442926.8A patent/CN112629386A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113701610A (en) * | 2021-08-20 | 2021-11-26 | 苏州福乐友机械科技有限公司 | Concentricity detection system and method for output shaft of speed reducer |
| CN113701610B (en) * | 2021-08-20 | 2024-01-23 | 苏州福乐友机械科技有限公司 | Concentricity detection system and detection method for output shaft of speed reducer |
| CN114322854A (en) * | 2022-01-07 | 2022-04-12 | 上海旭思印刷设备有限公司 | Printing plug concentricity detection device |
| CN114543736A (en) * | 2022-01-28 | 2022-05-27 | 中车大连机车车辆有限公司 | Method for detecting assembly coaxiality of diesel generating set |
| CN114543736B (en) * | 2022-01-28 | 2023-08-04 | 中车大连机车车辆有限公司 | Method for detecting assembly coaxiality of diesel generating set |
| CN114543737A (en) * | 2022-02-18 | 2022-05-27 | 中铁建港航局集团勘察设计院有限公司 | Concentricity detection device for joint pin shaft of engineering machinery |
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Application publication date: 20210409 |