CN112710572A - Building material hardness detection system and method - Google Patents
Building material hardness detection system and method Download PDFInfo
- Publication number
- CN112710572A CN112710572A CN202110071330.XA CN202110071330A CN112710572A CN 112710572 A CN112710572 A CN 112710572A CN 202110071330 A CN202110071330 A CN 202110071330A CN 112710572 A CN112710572 A CN 112710572A
- Authority
- CN
- China
- Prior art keywords
- building material
- workbench
- detection device
- assembly
- screw rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004566 building material Substances 0.000 title claims abstract description 130
- 238000001514 detection method Methods 0.000 title claims abstract description 108
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000003825 pressing Methods 0.000 claims abstract description 70
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 14
- 230000009471 action Effects 0.000 description 12
- 239000004035 construction material Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000013101 initial test Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/42—Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The application relates to the field of building material detection, in particular to a building material hardness detection system and method. The key points of the technical scheme are as follows: the device comprises a rack, a press-down detection device and a workbench, wherein the press-down detection device is arranged on the rack and comprises a first transverse moving assembly and a second transverse moving assembly; the first transverse moving assembly is arranged on the rack and is positioned right below the downward pressing detection device; the second traverse component is arranged on the first traverse component, and the first traverse component is used for driving the second traverse component to horizontally and linearly move along the x axis; the workstation sets up on the second sideslip subassembly, and the workstation is relative with pushing down detection device, and the second sideslip subassembly is used for driving the workstation along the horizontal rectilinear movement of y axle, and the x axle is mutually perpendicular with the y axle, and this application has the function that carries out more comprehensive hardness to building material and detects to play the effect of reflecting building material's overall quality.
Description
Technical Field
The application relates to the field of building material detection, in particular to a building material hardness detection system and method.
Background
The use safety of the building needs to be considered in the building design, wherein the building structure design and the selection of the building materials are involved, the selection of the building materials is an essential step in the building design, the quality and the hardness of the building materials are related to the service life of a building system, and therefore, the hardness detection is an important process step for detecting the production quality of the building materials in the production process of the building materials.
The plate-shaped building material is a raw material commonly used in building construction, can be made of wood, glass, marble, concrete and other materials according to different requirements of customers, and can be cut into different sizes so as to better meet the use requirements of building materials under different conditions; at present, when a plate-shaped building material is detected, a corresponding hardness detection device is generally required to be used, for example, a rockwell hardness detector mainly comprises a rack, a workbench and a pressing detection mechanism are respectively arranged on the rack, the pressing detection mechanism is positioned right above the workbench, and the pressing detection mechanism comprises a pressing head with a detection function. The working principle is that firstly, a material to be detected is placed at a workbench, then the pressing detection mechanism is started, a pressing head of the pressing detection mechanism moves downwards and presses the material towards the workbench, at the moment, the pressing head exerts test force on the material twice in sequence, the pressing head is pressed into the surface of a sample under the action of the test force, the height of the hardness is represented by the difference between the pressing depth under the total test force and the pressing depth under the initial test force, the larger the difference between the pressing depth under the total test force and the pressing depth under the initial test force is, the lower the hardness value is, and the higher the opposite side is.
According to the related technology, when the building materials such as the plates are detected, the detection area of the pressing detection device is limited due to the large area of the plates, the surface of the plates is difficult to detect integrally, the hardness detection of the plates is incomplete, and the building materials have a large improvement space in the hardness detection.
Disclosure of Invention
In order to realize more comprehensive hardness detection on the building material so as to reflect the overall quality of the building material, the application provides a building material hardness detection system and method.
In a first aspect, the building material hardness detection system provided by the present application adopts the following technical scheme:
a building material hardness detection system comprises a rack, a pressing detection device and a workbench, wherein the pressing detection device is arranged on the rack and also comprises a first transverse moving assembly and a second transverse moving assembly; the first traversing assembly is arranged on the rack and is positioned right below the press-down detection device; the second traverse assembly is arranged on the first traverse assembly, and the first traverse assembly is used for driving the second traverse assembly to horizontally and linearly move along the x axis; the workbench is arranged on the second transverse moving assembly, the workbench is opposite to the pressing detection device, the second transverse moving assembly is used for driving the workbench to horizontally and linearly move along the y axis, and the x axis is vertical to the y axis.
By adopting the technical scheme, when the building materials such as the plates are detected, the building materials are placed on the workbench along the horizontal direction, at the moment, the building materials are positioned under the downward pressing detection device, and the downward pressing detection device is started to realize the hardness detection of the building materials; then, respectively starting the first transverse moving component and the second transverse moving component, and under the driving action of the first transverse moving component and the second transverse moving component, carrying out motion adjustment on a plurality of directions of the workbench on a horizontal plane, so that the workbench can drive different parts of the building material to move to the lower part of the downward pressing detection device, the downward pressing detection device can carry out hardness detection on different positions of the building material, the building material can be subjected to multi-point detection, different detection values of a plurality of positions on the building material are collected, and the overall quality of the building material can be conveniently and objectively and comprehensively detected and evaluated.
Preferably, the first traverse moving assembly comprises a first mounting plate, a first screw rod, a first slide block and a first driving motor; the first mounting plate is fixedly connected to the rack in the horizontal direction, a first sliding groove is formed in the top of the first mounting plate and is arranged in the horizontal direction, the first sliding block is connected to the first sliding groove in a sliding mode, the second transverse moving assembly is fixedly connected to the first sliding block, the first lead screw is connected to the first mounting plate in a rotating mode and penetrates through the first sliding block, the first lead screw is connected with the first sliding block in a threaded mode, the first driving motor is arranged on the first mounting plate, and an output shaft of the first driving motor is connected with the first lead screw.
Through adopting above-mentioned technical scheme, at the in-process that drives the removal of second sideslip subassembly, start first driving motor, first lead screw of output shaft drive of first driving motor rotates, at first lead screw pivoted in-process, and under the guide effect of threaded connection and first spout, horizontal linear motion is followed along the length direction of first spout to first slider, and horizontal linear motion is realized at the removal drive second sideslip subassembly of first slider, stable in structure, and the removal of second sideslip subassembly is steady.
Preferably, the second traverse moving assembly comprises a second mounting plate, a second screw rod, a second slide block and a second driving motor; the second mounting plate is fixedly connected to the first transverse moving assembly in the horizontal direction, a second sliding groove is formed in the top of the second mounting plate and is arranged in the horizontal direction, the second sliding block is connected to the second sliding groove in a sliding mode, the workbench is fixedly connected to the second sliding block, the second lead screw is connected to the second mounting plate in a rotating mode and penetrates through the second sliding block, the second lead screw is connected with the second sliding block in a threaded mode, the second driving motor is arranged on the second mounting plate, and an output shaft of the second driving motor is connected with the second lead screw.
Through adopting above-mentioned technical scheme, at the in-process that the drive workstation removed, at first start second driving motor, second driving motor's output shaft drive second lead screw rotates, at second lead screw pivoted in-process, and under the guide effect of threaded connection and second spout, the second slider is along horizontal linear motion along the length direction of second spout, and the second slider is moving and is driving the workstation and realize horizontal linear motion, and stable in structure, the workstation removes steadily.
Preferably, be provided with locating component and centre gripping subassembly on the workstation respectively, locating component is located the peripheral position department of workstation, locating component is used for spacing with building material's lateral wall looks butt, centre gripping subassembly is used for pushing down and puts in building board on the workstation.
Through adopting above-mentioned technical scheme, putting building material to the in-process on the workstation, with building material and locating component looks butt spacing for building material realizes fixing a position fast, simultaneously, under the pushing down effect of centre gripping subassembly, the workstation carries out the centre gripping with the centre gripping subassembly to building material fixedly, and building material stability when examining is promoted, operates swiftly.
Preferably, the clamping assembly comprises a fixing frame, a driving part, a pressing part and a guiding part; the fixing frame is fixedly connected to the workbench, the driving portion is arranged on the fixing frame, the pressing portion is arranged on the driving portion and located above the workbench, the guiding portion is fixedly connected to the pressing portion, the guiding portion is connected with the fixing frame in a sliding mode, the guiding portion is used for applying motion guidance to the pressing portion in the vertical direction, and the driving portion is used for driving the pressing portion to ascend and descend so that the pressing portion can press downwards towards the workbench.
Through adopting above-mentioned technical scheme, the mount plays the effect of carrying out fixed stay to the drive division, under the drive effect of drive division, simultaneously under the guide effect of guide part, the pressfitting portion can carry out the elevating movement in the top of workstation, at this moment, puts building material on the workstation, and pressfitting portion can with building material looks butt when descending, realizes the pressfitting action, centre gripping subassembly structural design is reasonable.
Preferably, the driving portion includes a screw rod and a holding block, the screw rod penetrates through the fixing frame along the vertical direction, the screw rod is in threaded connection with the fixing frame, the bottom end of the screw rod is rotatably connected to the pressing portion, and the holding block is fixedly connected to the top end of the screw rod.
By adopting the technical scheme, when the pressing piece is driven to perform lifting motion, the screw rod can be driven to rotate forward or reversely, and can lift along the vertical direction under the effect of the mutual threaded connection of the screw rod and the fixing frame; at this moment, in the screw rod motion's in-process, the screw rod can exert vertical ascending pulling force and set up decurrent thrust in order to realize that nip portion carries out elevating movement, and the operation is succinct and convenient and fast.
Preferably, the guide part includes the guide bar, the guide bar sets up along vertical direction, the bottom fixed connection of guide bar in on the nip portion, the guide bar runs through the mount, the guide bar with the mount slides mutually and is connected.
Through adopting above-mentioned technical scheme, at the in-process that guide bar and mount slided each other, the pressfitting portion obtains along the ascending motion direction of vertical side, and guide bar simple structure and practicality have laminated the in-service use operating mode demand well.
Preferably, the positioning assembly comprises a positioning block fixedly connected to the workbench, and the positioning block is located at the periphery of the workbench.
Through adopting above-mentioned technical scheme, it is spacing that a plurality of locating piece that evenly arranges can supply building material's periphery butt along workstation peripheral direction, and at this moment, building material's a plurality of positions in the circumferential direction can obtain the location respectively, and building material's stability when putting is promoted.
Preferably, the clamping assemblies are arranged in multiple groups, and the multiple groups of clamping assemblies are uniformly distributed on the workbench.
Through adopting above-mentioned technical scheme, multiunit centre gripping subassembly can carry out the pressfitting location of a plurality of positions to putting the building material on the workstation for stability when building material puts obtains further promotion.
In a second aspect, the present application provides a method for detecting hardness of a building material, which adopts the following technical scheme:
a building material hardness detection method comprises the following steps:
s1, placing the building material on a workbench;
s2, starting the first traverse component and the second traverse component to make the workbench drive the building material to move and make the corner of the building material under the downward pressing detection device;
s3, starting a press-down detection device, detecting the building material by the press-down detection device, and recording detection data;
s4, starting the first traverse component to make the workbench drive the building material to move linearly along the x-axis direction, and then starting the press detection device and recording data;
s5, repeating the step S4, so that the press-down detection device sequentially detects from one side of the building material to the other side of the building material and sequentially records data;
s6, starting the second traverse component to make the workbench drive the building material to move horizontally and linearly along the y-axis direction;
s7, repeating the step S4, so that the press-down detection device sequentially detects from one side of the building material to the other side of the building material and sequentially records data;
s8, repeating the steps S6 and S7 until the whole building material is detected by the pressing detection device;
and S9, the data is collated and the quality of the building board is evaluated.
By adopting the technical scheme, the method is easy to operate, can be used for comprehensively detecting a plurality of positions on the building material, and is remarkable in detection effect.
In summary, the present application includes at least one of the following beneficial technical effects:
1. under the action of the first transverse moving assembly and the second transverse moving assembly, the workbench can move and adjust in multiple directions on the horizontal plane, so that the workbench drives different parts of the building material to move to the position below the pressing detection device, the pressing detection device can detect hardness of different positions of the building material, the building material is subjected to multi-point detection, different values of multiple positions on the building material can be collected conveniently, and the overall quality of the building material can be detected and evaluated more objectively and comprehensively;
2. in the process of placing the building material on the workbench, the building material and the positioning assembly can be quickly positioned, meanwhile, under the pressing action of the clamping assembly, the workbench and the clamping assembly clamp and fix the building material, the stability of the building material during detection is improved, the detection result is more accurate, and the operation is quick and practical;
3. the detection method is easy to operate, can be used for comprehensively detecting a plurality of positions on the building material, and has an obvious detection effect.
Drawings
Fig. 1 is a schematic structural diagram of the detection system of the present application.
FIG. 2 is a schematic view of a first traverse assembly of the present application.
Fig. 3 is a schematic structural diagram of a second mounting plate and a first slider according to the present application.
FIG. 4 is a schematic illustration of the construction of the first traverse assembly and the second traverse assembly of the present application.
Fig. 5 is a schematic structural diagram of the workbench and the second slide block of the present application.
FIG. 6 is a schematic view of the second traverse assembly, table, positioning assembly and clamping assembly of the present application.
Description of reference numerals: 1. a frame; 2. a press-down detection device; 3. a work table; 4. a first traverse assembly; 41. a first mounting plate; 411. a first chute; 42. a first lead screw; 43. a first slider; 44. a first drive motor; 5. a second traverse assembly; 51. a second mounting plate; 511. a second chute; 52. a second lead screw; 53. a second slider; 54. a second drive motor; 6. a positioning assembly; 7. a clamping assembly; 71. a fixed mount; 711. a vertical rod; 712. a cross bar; 72. a drive section; 721. a screw; 722. a holding block; 73. a press-fit portion; 74. a guide portion.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses building material hardness detecting system.
Referring to fig. 1, the system comprises a frame 1, a press-down detection device 2 and a workbench 3, wherein the press-down detection device 2 is installed on the frame 1, the workbench 3 is located under the detection device, the workbench 3 is used for placing building materials, the press-down detection device 2 is started, and the press-down detection device 2 can be abutted to the building materials so as to detect the hardness of the building materials. The specific structure of the pressing detection device 2 and the installation manner between the pressing detection device 2 and the rack 1 are the prior art, and the installation manner and the connection manner of the pressing detection device 2 and the rack 1 are not described herein again.
With continued reference to fig. 1, the inspection of the construction material is improved in comprehensiveness. The system also comprises a first traverse motion assembly 4 and a second traverse motion assembly 5, wherein the first traverse motion assembly 4 is arranged on the rack 1, and the first traverse motion assembly 4 is positioned right below the press-down detection device 2; the second traverse assembly 5 is arranged at the top of the first traverse assembly 4, at this time, the second traverse assembly 5 is also positioned right below the downward pressing detection device 2, the workbench 3 is arranged on the second traverse assembly 5, and at this time, the workbench 3 is opposite to the downward pressing detection device 2.
For convenience of description, two mutually perpendicular reference axes are defined in the horizontal direction, one is an x-axis, the other is a y-axis, the x-axis is perpendicular to the y-axis, the first traverse assembly 4 is used for driving the second traverse assembly 5 to move horizontally and linearly along the x-axis, and the positions of the second traverse assembly 5 and the worktable 3 can be adjusted along the direction of the x-axis; meanwhile, the second traverse assembly 5 is used to drive the table 3 to move horizontally and linearly along the y-axis. In the process, the movement adjustment of the workbench 3 in the directions of the x axis and the y axis can be regarded as two partial movements, and under the action of the two partial movements, the workbench 3 can drive different parts of the building material to move to the lower part of the downward pressing detection device 2, so that the downward pressing detection device 2 can detect the hardness of the building material at different positions.
Referring to fig. 2, the second traverse assembly 5 and the table 3 are positionally adjusted in the x-axis direction.
Specifically, the first traverse assembly 4 includes a first mounting plate 41, a first lead screw 42, a first slider 43, and a first driving motor 44. The outer edge of the first mounting plate 41 in this embodiment is rectangular, the first mounting plate 41 is fixedly connected to the rack 1 along the horizontal direction, and generally, the first mounting plate 41 and the rack 1 can be fixedly mounted to each other by welding.
In addition, a first sliding groove 411 is formed in the top of the first mounting plate 41, more specifically, the first sliding groove 411 is recessed from outside to inside and is arranged on the upper surface of the first mounting plate 41, the first sliding groove 411 is arranged in a straight groove shape, the first sliding groove 411 is arranged along the horizontal direction, the length direction of the first sliding groove 411 is consistent with the length direction of the x axis, two ends of the first sliding groove 411 extend towards two opposite sides of the first mounting plate 41, and two ends of the first sliding groove 411 are respectively open at two opposite side walls of the first mounting plate 41.
The first sliding slot 411 is used for allowing the first sliding block 43 to slide, wherein the first sliding block 43 is disposed in a square shape in this embodiment, the first sliding block 43 is located in the first sliding slot 411, a surface of the first sliding block 43 slides and abuts against a groove wall of the first sliding slot 411, the first sliding block 43 is connected in the first sliding slot 411 in a sliding manner, and when the first sliding block 43 slides in the first sliding slot 411, the first sliding block 43 can move along the axial direction of the x axis.
In addition, the first lead screw 42 and the first driving motor 44 are used for driving the first slide block 43 to slide in the first sliding slot 411 in a reciprocating manner; the length direction of the first lead screw 42 is consistent with the direction of the x axis, the first lead screw 42 is accommodated in the first chute 411, a bearing seat is installed at the chute wall of the first chute 411, two ends of the first lead screw 42 are respectively rotatably supported on the bearing seat, and at the moment, the first lead screw 42 is rotatably connected to the first mounting plate 41; meanwhile, a threaded hole is formed in the first sliding block 43 in a penetrating manner along the axial direction of the x axis, the first lead screw 42 penetrates through the first sliding block 43 through the threaded hole, and the first lead screw 42 is in threaded connection with the first sliding block 43; the first driving motor 44 is disposed on the first mounting plate 41, and more specifically, the first driving motor 44 is mounted at a groove wall of the first sliding groove 411, the first driving motor 44 may be a servo motor, an output shaft of the first driving motor 44 is opposite to an end portion of the first lead screw 42, and the output shaft of the first driving motor 44 and the first lead screw 42 are connected to each other through a coupling.
Here, when the first driving motor 44 is started, the first driving motor 44 can output a forward torque and a reverse torque, the first lead screw 42 rotates forward and backward under the action of the coupler, and at this time, the first lead screw 42 drives the first slider 43 to slide back and forth along the x axis under the action of the threaded connection. At this time, the second traverse unit 5 is fixedly connected to the first slider 43, and the second traverse unit 5 and the table 3 can be moved in the x-axis direction while the first slider 43 is slid.
Referring to fig. 3 and 4, the position of the table 3 is adjusted in the y-axis direction.
Specifically, the second traverse assembly 5 includes a second mounting plate 51, a second lead screw 52, a second slider 53, and a second driving motor 54. The second mounting plate 51 is arranged along the horizontal direction, the outer edge profile of the second mounting plate 51 is rectangular in this embodiment, the second mounting plate 51 is fixedly connected to the first traverse assembly 4, more specifically, the second mounting plate 51 is located right above the first slider 43, the bottom of the second mounting plate 51 can be fixedly mounted on the first slider 43 by welding, at this time, the second mounting plate 51 is fixedly connected to the first traverse assembly 4, and when the first sliding moves, the second mounting plate 51 moves.
In addition, the top of the second mounting plate 51 is opened with a second sliding slot 511, more specifically, the second sliding slot 511 is recessed from the outside to the inside and is disposed on the upper surface of the second mounting plate 51, the second sliding slot 511 is in a straight slot shape, the second sliding slot 511 is disposed along the horizontal direction, and the length direction of the second sliding slot 511 is consistent with the length direction of the y-axis.
The second sliding slot 511 is used for sliding and guiding the second sliding block 53, in this embodiment, the second sliding block 53 is arranged in a square shape, the second sliding block 53 is located in the second sliding slot 511, a surface of the second sliding block 53 is in sliding contact with a groove wall of the second sliding slot 511, at this time, the second sliding block 53 is in sliding connection with the second sliding slot 511, and when the second sliding block 53 slides in the second sliding slot 511, the second sliding block 53 can move along the axial direction of the y-axis.
In addition, the second lead screw 52 and the second driving motor 54 drive the second slider 53 to slide in the second sliding slot 511, specifically, the length direction of the second lead screw 52 is consistent with the length direction of the y-axis, the second lead screw 52 is accommodated in the second sliding slot 511, a bearing seat is installed at the slot wall of the second sliding slot 511, two ends of the second lead screw 52 are respectively rotatably supported on the bearing seat, and at this time, the second lead screw 52 is rotatably connected to the second mounting plate 51; meanwhile, a threaded hole is formed in the second sliding block 53 in a penetrating manner along the axial direction of the y axis, the second lead screw 52 penetrates through the second sliding block 53 through the threaded hole, and the second lead screw 52 is in threaded connection with the second sliding block 53; the second driving motor 54 is disposed on the second mounting plate 51, and more specifically, the second driving motor 54 is mounted at a groove wall of the second sliding groove 511, the second driving motor 54 may be a servo motor, an output shaft of the second driving motor 54 is opposite to an end portion of the second lead screw 52, and the output shaft of the second driving motor 54 and the second lead screw 52 are connected to each other through a coupling.
Here, when the second driving motor 54 is started, the second driving motor 54 can output a forward torque and a reverse torque, the second lead screw 52 rotates forward and backward under the action of the coupling, and at this time, the second lead screw 52 drives the second slider 53 to slide back and forth along the y axis under the action of the threaded connection. At this time, the table 3 is fixedly connected to the second slider 53, and the table 3 can be laterally moved in the y-axis direction while the second slider 53 is slid.
Referring to fig. 5 and 6, in the present embodiment, the table 3 is disposed in a plate shape, the table 3 is disposed on the top of the second slider 53, and the table 3 is disposed in a horizontal direction, so that when the table 3 and the second slider 53 are mounted to each other, the table 3 and the second slider 53 can be mounted by fixing screws.
Further, for the stability when promoting building material and putting, wherein, be provided with locating component 6 and centre gripping subassembly 7 on the workstation 3 respectively, locating component 6 is used for carrying out the butt location to building material's periphery, and in addition, centre gripping subassembly 7 is used for pushing down the building board of putting on workstation 3 for the building material centre gripping is fixed in on workstation 3.
Specifically, the positioning assembly 6 includes a positioning block fixedly connected to the workbench 3, the positioning block is located at the periphery of the workbench 3, in this embodiment, the positioning block is disposed in a rectangular shape, and the positioning block is fixedly mounted on the side wall of the workbench 3 by a welding fixing manner. In addition, the concrete quantity that sets up of locating piece can be three, six or eight etc. in this embodiment, the quantity that sets up of locating piece is four, and four locating pieces are arranged respectively in workstation 3 three side edges that link to each other in proper order, and all the other one side edges are used for supplying building material to put to workstation 3 on, and at this moment, the last three side walls that link to each other in proper order of building material can be located the locating piece looks butt spacing on the three side edges that link to each other in proper order respectively with workstation 3, and at this moment, building material obtains preliminary location.
With continued reference to fig. 6, to clamp and fix the building material, the clamping assembly 7 specifically includes a fixing frame 71, a driving portion 72, a pressing portion 73, and a guiding portion 74.
Wherein, mount 71 fixed connection is on workstation 3, and in this embodiment, mount 71 includes montant 711 and horizontal pole 712, and bottom one side of montant 711 and workstation 3's lateral wall looks welded fastening, in addition, the middle part of horizontal pole 712 and the top of montant 711 are close to workstation 3's one side welded fastening mutually, and horizontal pole 712 and montant 711 enclose to establish and form three-dimensional support structure, and horizontal pole 712 is located workstation 3 directly over and relative with workstation 3. The driving unit 72 is disposed on the fixing frame 71, and more specifically, the driving unit 72 is disposed on the cross bar 712, and the cross bar 712 is used for supporting the driving unit 72.
Specifically, the driving portion 72 includes a screw 721 and a holding block 722, wherein a threaded hole is formed through the middle portion of the cross bar 712 along the vertical direction, the screw 721 penetrates through the fixing frame 71 along the vertical direction through the threaded hole, the screw 721 is in threaded connection with the fixing frame 71, the holding block 722 is fixedly connected to the top end of the screw 721, and generally, the holding block 722 is integrally connected with the screw 721. Here, the holding block 722 may drive the screw 721 to rotate in the forward and reverse directions by rotating the holding block 722 in the forward or reverse direction, and the screw 721 may perform a lifting motion by the screw connection.
In addition, the pressing portion 73 is disposed on the driving portion 72, the pressing portion 73 is located above the worktable 3, and more specifically, the pressing portion 73 is disposed at the bottom end of the screw 721, in this embodiment, the pressing portion 73 is disposed in a rectangular parallelepiped shape, the pressing portion 73 is parallel to the cross bar 712, wherein the bottom end of the screw 721 is rotatably connected to the pressing portion 73 through a bearing.
Meanwhile, guide part 74 fixed connection is on nip portion 73, it is concrete, guide part 74 includes the guide bar, in this embodiment, the guide bar is the setting of round bar shape, the guide bar sets up along vertical direction, the bottom fixed connection of guide bar is in the top of nip portion 73, generally, guide bar accessible welded fastening's mode fixed mounting is on nip portion 73, and, it is provided with the hole of sliding to run through along vertical direction on the horizontal pole 712, the guide bar runs through mount 71 through the hole of sliding, and the surface of guide bar slides the butt mutually with the pore wall in hole of sliding, the guide bar slides mutually with mount 71 and is connected this moment, the guide bar slides the direction to nip portion 73.
Further, there may be a plurality of guide rods, for example, in this embodiment, there are two guide rods, and the two guide rods are respectively located at two sides of the screw 721.
Here, the screw 721 and the pressing portion 73 are rotationally connected to each other, so that the screw 721 has a degree of freedom of movement relative to the rotation of the pressing portion 73, when the screw 721 rotates, the screw 721 can drive the pressing portion 73 to ascend and descend, and meanwhile, the guide portion 74 applies a movement guide in the vertical direction to the pressing portion 73, so that the pressing portion 73 can be pressed downward toward the workbench 3 until the pressing portion 73 abuts against the building material placed on the top of the workbench 3, and at this time, a pressing action is achieved; under the pushing down effect of clamping component 7, workstation 3 carries out the centre gripping with clamping component 7 and fixes building material, and building material stability when examining is promoted.
Further, centre gripping subassembly 7 can be the multiunit, for example can be two sets of or three groups etc. multiunit centre gripping subassembly 7 evenly arranges on workstation 3, in this embodiment, centre gripping subassembly 7 is two sets of, and two sets of centre gripping subassemblies 7 are located the both sides of workstation 3 respectively, and at this moment, two sets of centre gripping subassemblies 7 can carry out the pressfitting to the both sides of putting the building material on workstation 3, and then make the building material obtain the multiple spot location.
The implementation principle of the building material hardness detection system in the embodiment of the application is as follows: put building material on workstation 3, under the effect of locating component 6 and centre gripping subassembly 7, building material obtains fixed position, through starting first sideslip subassembly 4 and second sideslip subassembly 5 afterwards, can make workstation 3 drive building material carry out horizontal displacement, and the adjustment is realized to building material's position to it detects to push down a plurality of positions of detection device 2 to building material.
The embodiment of the application also discloses a building material hardness detection method, which comprises the following steps:
s1, placing the building material on the workbench 3.
And S1-1, pushing the building material to enable the side edge of the building material to abut against the positioning component 6 for limiting.
S1-2, the driving part 72 is rotated so that the press-fit part 73 presses down the construction material and the construction material is fixed.
And S2, starting the first traversing assembly 4 and the second traversing assembly 5 to enable the workbench 3 to drive the building material to move, and finally adjusting the corners of the building material to be positioned below the downward pressing detection device 2, wherein in the process, the first driving motor 44 and the second driving motor 54 can be respectively started, and the position of the workbench 3 is adjusted under the action of the first screw rod 42 and the second screw rod 52.
And S3, starting the press-down detection device 2, detecting the building material by the press-down detection device 2, and recording detection data.
S4, starting the first driving motor 44 to start the first traversing component 4, driving the building material to horizontally and linearly move along the x-axis direction by the workbench 3, stopping after moving for a certain distance, changing the detection position of the press-down detection device 2, starting the press-down detection device 2, recording data, and obtaining hardness values of different positions of the building material; it should be noted that the distance of each movement of the table 3 can be adjusted according to actual needs, for example, each movement can be 5cm, 10cm, or 15 cm.
S5, repeating the step S4, wherein the repeated times can be three times, five times or six times, and the like, and the repeated times are not limited; in the process of repeating the step 4, the press-down detection device 2 can sequentially detect from one side of the building material to the other side of the building material, at the moment, data are sequentially recorded, and at the moment, data of a row of point positions on the building material along the straight line direction are obtained; it should be noted that before each measurement of the push-down assembly, the first driving motor 44 needs to be turned off to stop the workbench 3, the push-down detection device 2 is started to detect after the workbench 3 stops, and the first traverse assembly 4 is started to change the detection position after the detection is finished.
And S6, starting the second traverse assembly 5 to make the work bench 3 drive the building material to move horizontally and linearly along the y-axis direction, wherein the moving distance can be 3mm, 5mm or 10mm, and the like, and the moving distance of the work bench 3 along the y-axis direction is not limited.
S7, then repeating step S4, so that the press-down detecting device 2 detects from one side of the construction material to the other side of the construction material in turn, and records the data in turn, to obtain the point location detection data of the other row adjacent to the point location of the previous row on the construction material.
And S8, repeating the steps S6 and S7 until the press-down detection device 2 detects the whole building material, and finally obtaining a plurality of dot data distributed in an array.
S9, the data are collated and the quality of the building board is evaluated, and the overall hardness deviation of the material is checked.
The method is easy to operate, can be used for comprehensively detecting a plurality of positions on the building material, and has an obvious detection effect, wherein the first driving motor 44 and the second driving motor 54 can be subjected to programming control through control components such as a single chip microcomputer and the like, so that the automation degree of the detection system is improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a building material hardness detecting system, includes frame (1), pushes down detection device (2) and workstation (3), it sets up in to push down detection device (2) in frame (1) is last, its characterized in that: the device also comprises a first traverse component (4) and a second traverse component (5);
the first traverse motion assembly (4) is arranged on the rack (1), and the first traverse motion assembly (4) is positioned right below the press-down detection device (2);
the second traverse assembly (5) is arranged on the first traverse assembly (4), and the first traverse assembly (4) is used for driving the second traverse assembly (5) to horizontally and linearly move along the x axis;
the workbench (3) is arranged on the second transverse moving assembly (5), the workbench (3) is opposite to the downward pressing detection device (2), the second transverse moving assembly (5) is used for driving the workbench (3) to horizontally and linearly move along a y axis, and the x axis is vertical to the y axis.
2. The building material hardness detection system according to claim 1, wherein: the first traverse assembly (4) comprises a first mounting plate (41), a first screw rod (42), a first sliding block (43) and a first driving motor (44); the first mounting plate (41) is fixedly connected to the rack (1) along the horizontal direction, a first sliding groove (411) is formed in the top of the first mounting plate (41), the first sliding groove (411) is arranged along the horizontal direction, the first sliding block (43) is connected to the first sliding groove (411) in a sliding mode, the second transverse moving assembly (5) is fixedly connected to the first sliding block (43), the first screw rod (42) is connected to the first mounting plate (41) in a rotating mode, the first screw rod (42) penetrates through the first sliding block (43), the first screw rod (42) is in threaded connection with the first sliding block (43), the first driving motor (44) is arranged on the first mounting plate (41), and an output shaft of the first driving motor (44) is connected with the first screw rod (42).
3. The building material hardness detection system according to claim 1, wherein: the second traversing assembly (5) comprises a second mounting plate (51), a second screw rod (52), a second sliding block (53) and a second driving motor (54); the second mounting plate (51) is fixedly connected to the first transverse moving assembly (4) along the horizontal direction, a second sliding groove (511) is formed in the top of the second mounting plate (51), the second sliding groove (511) is arranged along the horizontal direction, the second sliding block (53) is connected to the second sliding groove (511) in a sliding mode, the workbench (3) is fixedly connected to the second sliding block (53), the second screw rod (52) is connected to the second mounting plate (51) in a rotating mode, the second screw rod (52) penetrates through the second sliding block (53), the second screw rod (52) is connected with the second sliding block (53) in a threaded mode, the second driving motor (54) is arranged on the second mounting plate (51), and an output shaft of the second driving motor (54) is connected with the second screw rod (52).
4. The building material hardness detection system according to claim 1, wherein: be provided with locating component (6) and centre gripping subassembly (7) on workstation (3) respectively, locating component (6) are located the peripheral position department of workstation (3), locating component (6) are used for spacing with building material's lateral wall looks butt, centre gripping subassembly (7) are used for pushing down and put in building board on workstation (3).
5. The building material hardness detection system according to claim 4, wherein: the clamping assembly (7) comprises a fixed frame (71), a driving part (72), a pressing part (73) and a guiding part (74); the fixing frame (71) is fixedly connected to the workbench (3), the driving portion (72) is arranged on the fixing frame (71), the pressing portion (73) is arranged on the driving portion (72), the pressing portion (73) is located above the workbench (3), the guiding portion (74) is fixedly connected to the pressing portion (73), the guiding portion (74) is connected with the fixing frame (71) in a sliding mode, the guiding portion (74) is used for applying motion guidance to the pressing portion (73) in the vertical direction, and the driving portion (72) is used for driving the pressing portion (73) to lift so that the pressing portion (73) can press downwards towards the workbench (3).
6. The building material hardness detection system according to claim 5, wherein: the driving part (72) comprises a screw rod (721) and a holding block (722), the screw rod (721) penetrates through the fixed frame (71) along the vertical direction, the screw rod (721) is in threaded connection with the fixed frame (71), the bottom end of the screw rod (721) is rotatably connected to the pressing part (73), and the holding block (722) is fixedly connected to the top end of the screw rod (721).
7. The building material hardness detection system according to claim 5, wherein: the guide part (74) comprises a guide rod, the guide rod is arranged in the vertical direction, the bottom end of the guide rod is fixedly connected to the pressing part (73), the guide rod penetrates through the fixing frame (71), and the guide rod is connected with the fixing frame (71) in a sliding mode.
8. The building material hardness detection system according to claim 4, wherein: the positioning assembly (6) comprises a positioning block fixedly connected to the workbench (3), and the positioning block is located at the periphery of the workbench (3).
9. The building material hardness detection system according to claim 4, wherein: the clamping assemblies (7) are multiple groups, and the multiple groups of clamping assemblies (7) are uniformly distributed on the workbench (3).
10. The method for detecting the hardness of the building material according to any one of claims 1 to 9, comprising the steps of:
s1, placing the building materials on a workbench (3);
s2, starting the first traverse motion assembly (4) and the second traverse motion assembly (5) to enable the workbench (3) to drive the building material to move and enable the corners of the building material to be positioned below the downward pressing detection device (2);
s3, starting the press-down detection device (2), detecting the building material by the press-down detection device (2), and recording detection data;
s4, starting the first traverse motion assembly (4) to enable the workbench (3) to drive the building material to move linearly and horizontally along the x-axis direction, and then starting the downward pressing detection device (2) and recording data;
s5, repeating the step S4, so that the press-down detection device (2) sequentially detects from one side of the building material to the other side of the building material and sequentially records data;
s6, starting the second traverse motion assembly (5) to make the workbench (3) drive the building material to move linearly along the y-axis direction;
s7, repeating the step S4, so that the press-down detection device (2) sequentially detects from one side of the building material to the other side of the building material and sequentially records data;
s8, repeating the steps S6 and S7 until the whole building material is detected by the pressing detection device (2);
and S9, the data is collated and the quality of the building board is evaluated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110071330.XA CN112710572A (en) | 2021-01-19 | 2021-01-19 | Building material hardness detection system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110071330.XA CN112710572A (en) | 2021-01-19 | 2021-01-19 | Building material hardness detection system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112710572A true CN112710572A (en) | 2021-04-27 |
Family
ID=75549477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110071330.XA Pending CN112710572A (en) | 2021-01-19 | 2021-01-19 | Building material hardness detection system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112710572A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113933159A (en) * | 2021-10-25 | 2022-01-14 | 临沂众成保温材料有限公司 | Building wall insulation material intensity check out test set |
| CN114459928A (en) * | 2022-01-25 | 2022-05-10 | 佛山市顺德区乐普达电机有限公司 | Motor part hardness testing device and testing method thereof |
| CN114705540A (en) * | 2022-03-30 | 2022-07-05 | 重庆市计量质量检测研究院 | Self-cutting type building material hardness detection metering system and metering detection method |
| CN116793844A (en) * | 2023-06-29 | 2023-09-22 | 广州市盛通建设工程质量检测有限公司 | Building material strength detection equipment and detection method |
| CN117760882A (en) * | 2024-02-22 | 2024-03-26 | 珠海市精模有限公司 | Hardness detection device is used in injection mold spare part production |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101216681A (en) * | 2007-12-28 | 2008-07-09 | 上海微电子装备有限公司 | Machine vision dynamic calibration system and method |
| CN102091875A (en) * | 2009-10-22 | 2011-06-15 | 埃瓦格股份公司 | Laser machining apparatus and method for forming a surface on an unfinished product |
| CN105259161A (en) * | 2015-11-06 | 2016-01-20 | 西北师范大学 | Intelligently controlled laser plasma measurement device and method |
| CN206421118U (en) * | 2017-01-23 | 2017-08-18 | 厦门福信光电集成有限公司 | A kind of rotation correction platform |
| CN108362221A (en) * | 2018-01-19 | 2018-08-03 | 北京理工大学 | A kind of free form surface pattern nano-precision detection method and device |
| CN108444820A (en) * | 2018-07-02 | 2018-08-24 | 佛山奎丰商务咨询服务有限公司 | A kind of construction material hardness ability to bear detection device |
| CN108680447A (en) * | 2018-08-09 | 2018-10-19 | 苏州市苏测检测技术有限公司 | A kind of construction material rigidity detection device |
| CN110031352A (en) * | 2019-05-15 | 2019-07-19 | 河南省计量科学研究院 | Rockwell apparatus Standard Machine and hardness calibration method |
| CN209399894U (en) * | 2018-12-29 | 2019-09-17 | 潍坊华光散热器股份有限公司 | A kind of device for detecting length of radiator product |
| CN210090207U (en) * | 2019-06-22 | 2020-02-18 | 吕传金 | Simple and easy detector of building block compressive strength |
| CN211361156U (en) * | 2019-11-30 | 2020-08-28 | 青岛鑫宇越工贸有限公司 | Annular sliding anchor welding tool |
| CN211652405U (en) * | 2020-03-02 | 2020-10-09 | 刘蕴新 | Building material hardness detection device |
| CN211928127U (en) * | 2020-03-10 | 2020-11-13 | 广东国光电子有限公司 | Battery testing device |
| CN212301180U (en) * | 2020-05-20 | 2021-01-05 | 广东惠晟建设有限公司 | Municipal works building material detection device |
-
2021
- 2021-01-19 CN CN202110071330.XA patent/CN112710572A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101216681A (en) * | 2007-12-28 | 2008-07-09 | 上海微电子装备有限公司 | Machine vision dynamic calibration system and method |
| CN102091875A (en) * | 2009-10-22 | 2011-06-15 | 埃瓦格股份公司 | Laser machining apparatus and method for forming a surface on an unfinished product |
| CN105259161A (en) * | 2015-11-06 | 2016-01-20 | 西北师范大学 | Intelligently controlled laser plasma measurement device and method |
| CN206421118U (en) * | 2017-01-23 | 2017-08-18 | 厦门福信光电集成有限公司 | A kind of rotation correction platform |
| CN108362221A (en) * | 2018-01-19 | 2018-08-03 | 北京理工大学 | A kind of free form surface pattern nano-precision detection method and device |
| CN108444820A (en) * | 2018-07-02 | 2018-08-24 | 佛山奎丰商务咨询服务有限公司 | A kind of construction material hardness ability to bear detection device |
| CN108680447A (en) * | 2018-08-09 | 2018-10-19 | 苏州市苏测检测技术有限公司 | A kind of construction material rigidity detection device |
| CN209399894U (en) * | 2018-12-29 | 2019-09-17 | 潍坊华光散热器股份有限公司 | A kind of device for detecting length of radiator product |
| CN110031352A (en) * | 2019-05-15 | 2019-07-19 | 河南省计量科学研究院 | Rockwell apparatus Standard Machine and hardness calibration method |
| CN210090207U (en) * | 2019-06-22 | 2020-02-18 | 吕传金 | Simple and easy detector of building block compressive strength |
| CN211361156U (en) * | 2019-11-30 | 2020-08-28 | 青岛鑫宇越工贸有限公司 | Annular sliding anchor welding tool |
| CN211652405U (en) * | 2020-03-02 | 2020-10-09 | 刘蕴新 | Building material hardness detection device |
| CN211928127U (en) * | 2020-03-10 | 2020-11-13 | 广东国光电子有限公司 | Battery testing device |
| CN212301180U (en) * | 2020-05-20 | 2021-01-05 | 广东惠晟建设有限公司 | Municipal works building material detection device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113933159A (en) * | 2021-10-25 | 2022-01-14 | 临沂众成保温材料有限公司 | Building wall insulation material intensity check out test set |
| CN113933159B (en) * | 2021-10-25 | 2024-01-05 | 临沂众成保温材料有限公司 | Building wall insulation material intensity detection equipment |
| CN114459928A (en) * | 2022-01-25 | 2022-05-10 | 佛山市顺德区乐普达电机有限公司 | Motor part hardness testing device and testing method thereof |
| CN114459928B (en) * | 2022-01-25 | 2022-10-11 | 佛山市顺德区乐普达电机有限公司 | Motor part hardness testing device and testing method thereof |
| CN114705540A (en) * | 2022-03-30 | 2022-07-05 | 重庆市计量质量检测研究院 | Self-cutting type building material hardness detection metering system and metering detection method |
| CN114705540B (en) * | 2022-03-30 | 2024-05-17 | 重庆市计量质量检测研究院 | Self-cutting type building material hardness detection metering system and metering detection method |
| CN116793844A (en) * | 2023-06-29 | 2023-09-22 | 广州市盛通建设工程质量检测有限公司 | Building material strength detection equipment and detection method |
| CN116793844B (en) * | 2023-06-29 | 2024-01-26 | 广州市盛通建设工程质量检测有限公司 | Building material strength detection equipment and detection method |
| CN117760882A (en) * | 2024-02-22 | 2024-03-26 | 珠海市精模有限公司 | Hardness detection device is used in injection mold spare part production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112710572A (en) | Building material hardness detection system and method | |
| WO2018039893A1 (en) | Multi-functional engraving machine | |
| CN107243661B (en) | Drilling device of full-automatic square hole machine for shaft | |
| CN210651161U (en) | Full-automatic flexible production line for manufacturing wooden furniture | |
| US5375951A (en) | Method for making bed for automated milling machine | |
| CN210916737U (en) | Woven carpet processing side cut device | |
| CN110285783B (en) | Hole part surface roughness measuring device and method | |
| WO2017088088A1 (en) | Multi-station computer numerical control woodworking lathe | |
| CN211053919U (en) | Turnover mechanism of engraving and milling machine | |
| JP2012166292A (en) | Method, member and device for aligning axial position of each cutting tool in multi-spindle drilling machine | |
| CN210549500U (en) | Multi-spindle machining center | |
| CN213165900U (en) | Movable cutting device and mortise and tenon machining equipment | |
| CN211277000U (en) | High-precision intelligent laser grooving device | |
| CN212471838U (en) | Timber processing machine | |
| CN113894339A (en) | Section bar double-end synchronous milling machining center and section bar machining method | |
| CN219724988U (en) | Laser cutting positioning fixture | |
| CN210551850U (en) | Automatic side hole machining mechanism for CNC (computerized numerical control) machine tool | |
| CN214871258U (en) | Automatic cutting device of timber size | |
| CN215747136U (en) | Double-end double-process engraving machine | |
| CN215433906U (en) | wpc floor grooving apparatus | |
| CN216265251U (en) | Pin shaft centering mechanism with detection function | |
| CN115890262B (en) | Cutting device and method for gantry machining | |
| CN220463230U (en) | Rock mechanics test piece structural surface grinding device | |
| CN220217474U (en) | Planer-type milling machine of quick fixed | |
| CN216869518U (en) | Detection apparatus for survey levelness |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |