CN114608956A - Concrete product production compressive strength detection device - Google Patents
Concrete product production compressive strength detection device Download PDFInfo
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- CN114608956A CN114608956A CN202210506032.3A CN202210506032A CN114608956A CN 114608956 A CN114608956 A CN 114608956A CN 202210506032 A CN202210506032 A CN 202210506032A CN 114608956 A CN114608956 A CN 114608956A
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- 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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- 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
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- 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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- 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
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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- 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
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- 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
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/025—Geometry of the test
- G01N2203/0258—Non axial, i.e. the forces not being applied along an axis of symmetry of the specimen
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- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
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- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0682—Spatial dimension, e.g. length, area, angle
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to the technical field of concrete products, in particular to a compressive strength detection device for concrete product production, which comprises a base, a supporting discharge chute, a clamping part, a jacking part and a detection part, wherein the supporting discharge chute is arranged at the upper end of the base; the existing detection device has the following problems: the detection device needs manual hand-held operation, so that the detection precision of the concrete product cannot be ensured; only one point of the plate member to be detected can be detected each time, and the compressive strength of the middle part of the plate member to be detected cannot be detected, so that a detection dead angle exists; according to the invention, the concrete product is clamped and fixed, so that the detection precision of the concrete product can be improved; the left side and the right side of the concrete product and the bottom of the concrete product can be detected, so that the comprehensive compressive strength of the concrete product can be detected, and the detection dead angle can be avoided.
Description
Technical Field
The invention relates to the technical field of concrete products, in particular to a device for detecting the compressive strength of concrete product production.
Background
At present in building engineering, often can involve and build the water drainage tank, consequently in order to ensure the performance in water drainage tank later stage, need dedicated concrete U type drainage member to lay in the water drainage tank, and people are in order to save the engineering time, pours concrete U type drainage member before building the water drainage tank usually, and concrete product need detect concrete product's compressive strength after the preparation is accomplished, in order to ensure the performance in concrete product later stage.
For the above-mentioned detection of the compressive strength of concrete products, the prior art proposes corresponding solutions, such as: the Chinese patent application with publication number CN110411827A provides a concrete compressive strength detection device and a detection method, wherein the concrete compressive strength detection device is characterized in that the top surface of a resiliometer accommodating cylinder and the top end of an elastic striking rod are attached to the surface of a measurement area of a plate member to be measured, then the compression strength of a measurement point on the surface of the plate member to be measured is detected by lifting a digital display resiliometer body, then the digital display resiliometer body is rotated by a certain angle along a support rod by the resiliometer accommodating cylinder so as to change the detection position of the digital display resiliometer body along the circumferential direction, namely, the digital display resiliometer body is switched to another measurement point of the measurement area, and therefore the detection data of the other measurement point on the surface of the measurement area of the plate member to be measured can be obtained.
However, the above-described detection device has the following problems: 1. the whole process of the detection device needs manual hand-held operation, so that the vertical state between the resiliometer accommodating cylinder and the surface of the plate component to be detected can not be kept all the time by manual hand-holding, errors can easily occur by manual hand-holding, and the detection precision of the compressive strength of the concrete product can not be ensured.
2. The detection device can only detect the compressive strength of one measuring point on the surface of the plate member to be detected each time, and then circumferentially and sequentially detect the surface of the plate member to be detected, so that the surface of the plate member to be detected cannot be detected in all directions at one time, the compressive strength of the middle part of the plate member to be detected cannot be detected, and detection dead angles exist.
Disclosure of Invention
The technical problem to be solved is as follows: the device for detecting the compressive strength of the concrete product can solve the problems pointed out in the background technology.
The technical scheme is as follows: in order to achieve the purpose, the invention adopts the following technical scheme that the device for detecting the compressive strength of the concrete product production comprises a base, a supporting discharging groove, a clamping part, a jacking part and a detecting part, wherein the supporting discharging groove is formed in the upper end of the base, the clamping part and the jacking part are arranged in the base, and the detecting part is arranged at the upper end of the base.
The clamping part includes displacement groove, L template, touch seat, a screw thread section of thick bamboo, dwang and joint subassembly, wherein: the automatic clamping device comprises a base, wherein displacement grooves communicated with a supporting discharge groove are symmetrically formed in the base in the left and right directions, an L-shaped plate is arranged in the displacement grooves in a sliding mode, a contact seat is installed on one side, close to the middle of the base, of the L-shaped plate, a threaded cylinder is rotatably arranged between the left side wall and the right side wall of the displacement groove, the threaded cylinder penetrates through one side, in the displacement groove, of the L-shaped plate in a threaded matching mode, rotating rods are rotatably arranged on the left side and the right side of the base, one end, close to the middle of the base, of each rotating rod is rotatably penetrated through the corresponding threaded cylinder, and a plurality of clamping components are arranged on the inner wall of each threaded cylinder at equal intervals from left to right; can carry out two-way centre gripping through the clamping part to concrete product and fix to can improve concrete product stability in the testing process.
The detection part comprises a positioning plate, a supporting seat, a hydraulic cylinder, an extrusion head, a protective gasket, a telescopic cylinder, a displacement plate, a lower pressing rod and a measuring assembly, wherein: the top of the base is provided with two positioning plates in bilateral symmetry, one side of each positioning plate, which is far away from the middle of the base, is provided with a hydraulic cylinder through a supporting seat, the telescopic end of each hydraulic cylinder penetrates through the positioning plate and is then provided with an extrusion head, one side of each extrusion head, which is far away from the hydraulic cylinder, is provided with a protective gasket, the upper end of the base is symmetrically provided with two mounting grooves along the front and back of a supporting and discharging groove, each mounting groove is internally provided with a telescopic cylinder, the telescopic ends of the two telescopic cylinders are jointly connected with a displacement plate through a detachable mode, the lower end of the displacement plate is provided with a plurality of lower pressure rods in a matrix arrangement mode, the middle of the displacement plate is provided with a first measuring column in a sliding mode, the outer wall of the upper half part of the first measuring column is provided with telescopic support columns at equal intervals, and measuring components are mounted on the displacement plate; the detection part can detect the left side, the right side and the bottom of the concrete product so as to carry out all-dimensional compressive strength detection on the concrete product, thereby avoiding detection dead angles and enhancing the detection effect of the invention on the concrete product.
As a preferred technical scheme of the present invention, the jacking portion includes a abdicating groove, a guide groove, a jacking block, an up-down moving plate, a contracting spring rod, a linkage hole, a telescopic column, an annular turntable, a connecting screw rod and a displacement push block, wherein: a abdicating groove is arranged on the base and at the center of the lower end of the supporting discharging groove, a jacking block is arranged in the abdicating groove in a sliding manner, guide grooves are arranged on the left side wall and the right side wall of the abdicating groove, two up-down moving plates which are arranged in the guide grooves in a sliding manner are arranged on the outer wall of the jacking block in a bilateral symmetry manner, a contraction spring rod is arranged between the up-down moving plates and the lower side wall of the guide grooves, linkage holes communicated with the abdicating groove and the displacement groove are arranged in the base in a bilateral symmetry manner, a rotating rod is arranged on one side of the linkage hole away from the middle part of the base in a rotating manner, a telescopic column is arranged on one side of the linkage hole close to the abdicating groove in a rotating manner through an annular turntable, a connecting screw rod is arranged at one end of the telescopic column away from the rotating rod, a displacement push block is arranged at one end of the connecting screw rod away from the rotating rod, the bottom of the displacement push block is in a sliding fit with the lower side wall of the abdicating groove, the upper end surface of the displacement push block is in sliding fit with the jacking block; the jacking part applies upward jacking force to the concrete product through the jacking blocks, and the state of the bottom of the concrete product under stress can be simulated, so that the compressive strength of the bottom of the concrete product can be detected conveniently.
As a preferred technical scheme of the present invention, the measuring assembly includes a limiting chute, an adjusting plate, a fixing plate, a lead screw, a linkage, a top-extension spring rod, a stressed push plate, a second measuring column, and a stressed pad, wherein: the top of the displacement plate is bilaterally symmetrically provided with two limiting sliding grooves, an adjusting plate is arranged in each limiting sliding groove in a sliding mode, two fixing plates are symmetrically arranged at the upper end of the displacement plate along the limiting sliding grooves in the bilaterally direction, a lead screw is arranged between the two fixing plates in a rotating mode and penetrates through the adjusting plates in a threaded fit mode, linkage parts are arranged on the opposite sides of the adjusting plates, a plurality of convex cavities are arranged in the linkage parts at equal intervals from front to back, a stress push plate is arranged in each convex cavity in a sliding mode, a jacking spring rod is connected between the stress push plate and one side, close to the adjusting plates, of each convex cavity, a second measuring column is arranged on one side, far away from the jacking spring rod, of the stress push plate, and a stress pad is arranged after the second measuring column penetrates through the linkage parts in a sliding mode; the measuring assembly can apply extrusion force to the stress pad when the left side wall and the right side wall of the concrete product incline, so that the stress pad drives the stress push plate to move, and the compressive strength of the left side and the right side of the concrete product can be detected to meet the requirement or not through the moving distance of the stress push plate.
As a preferred technical scheme of the invention, the clamping assembly comprises an annular fixed seat, a clamping groove, an annular disc and a plug connector, wherein: a plurality of annular fixing seats are installed on the inner wall of the threaded barrel at equal intervals from left to right, the inner diameter of each annular fixing seat is larger than the outer diameter of the rotating rod, a plurality of clamping grooves are evenly formed in the circumferential direction of one side, close to the middle of the base, of each annular fixing seat, a wedge-shaped structure is arranged on one side, close to the middle of the base, of the inner wall of each clamping groove, a plurality of annular discs corresponding to the annular fixing seats are installed on the outer wall of the rotating rod at equal intervals, and plug connectors matched with the clamping grooves are evenly installed on one side, close to the middle of the base, of each annular disc in the circumferential direction; the clamping component can be in a clamping state between the rotating rod and the threaded cylinder as required, so that the rotating rod drives the threaded cylinder to rotate.
As a preferable technical scheme of the invention, a pillar is arranged at the top of the stressed push plate, the upper end of the pillar extends to the upper side of the convex cavity, distance measurement scales are symmetrically and uniformly arranged on the top of the linkage piece along the front and back of the convex cavity, ratchet bars are arranged on the inner wall of the convex cavity and positioned at the front side and the back side of the pillar, and the ratchet teeth on the ratchet bars incline to one side close to the adjusting plate.
As a preferred technical scheme of the invention, two sliding cavities are symmetrically formed in the strut in the front and back direction, the bottom of each sliding cavity is slidably provided with a clamping seat matched with a ratchet bar, a telescopic spring is arranged between the clamping seat and the inner wall of the sliding cavity, the top of the clamping seat is provided with an adjusting rod, and one end of the adjusting rod, far away from the clamping seat, penetrates through the strut and then extends to the outer side of the strut; can fix after pillar and atress push pedal removal through cooperateing between cassette and the ratchet, prevent that the atress push pedal from taking place the displacement and influencing the detection precision, and be convenient for read the reading that the pillar is located range finding scale department to can obtain the displacement distance of atress push pedal, with the quick compressive strength who detects out the concrete products left and right sides wall.
As a preferred technical scheme of the invention, the lower half part of the jacking block is of an inverted triangular structure, the displacement pushing block is of a trapezoidal structure, and the inclination of the upper end surface of the displacement pushing block is the same as the inclination of the bottom of the jacking block; when the displacement ejector pad moves to one side near the middle part of the jacking block, the displacement ejector pad can jack the jacking block upwards.
As a preferred technical scheme of the invention, an insertion rod is arranged at one end of the rotating rod close to the telescopic column, and an auxiliary hole matched with the insertion rod is formed at one end of the telescopic column close to the rotating rod; can carry out the joint to flexible post and dwang through inserted bar cooperation auxiliary hole for the dwang can be to flexible post transmission moment of torsion.
Thirdly, the beneficial effects are that: 1. the clamping part can be used for clamping and fixing the concrete product in a bidirectional manner, so that the stability of the concrete product in the detection process can be improved; the detection part can detect the left side, the right side and the bottom of the concrete product so as to carry out all-dimensional compressive strength detection on the concrete product, thereby avoiding detection dead angles and enhancing the detection effect of the invention on the concrete product; the jacking part of the invention applies upward jacking force to the concrete product through the jacking block, and can simulate the state of the bottom of the concrete product when the bottom of the concrete product is stressed, so as to detect the compressive strength of the bottom of the concrete product.
2. The measuring assembly can apply extrusion force to the stress pad when the left side wall and the right side wall of the concrete product incline, so that the stress pad drives the stress push plate to move, and whether the compression strength of the left side wall and the compression strength of the right side wall of the concrete product meet the requirement can be detected through the moving distance of the stress push plate.
3. The invention can fix the support and the stressed push plate after moving through the matching between the clamping seat and the ratchet bar, thereby preventing the stressed push plate from displacing to influence the detection precision, and being convenient for reading the reading of the support at the distance measurement scale, thereby obtaining the moving distance of the stressed push plate and rapidly detecting the compressive strength of the left side wall and the right side wall of the concrete product.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a cutaway view of the present invention (not including the detection section).
Fig. 3 is a partial exploded view of the clamping portion and the lifting portion of the present invention.
Fig. 4 is a partial enlarged view of the present invention at E of fig. 3.
FIG. 5 is a perspective view of the threaded cartridge, rotatable lever and clamping assembly of the present invention.
Fig. 6 is a cross-sectional view (viewed from the front to the rear) of the base, the holding portion, the lifting portion, and the detecting portion of the present invention.
Fig. 7 is an operation state diagram of the lifting portion of the present invention.
Fig. 8 is a partial enlarged view of the invention at R of fig. 6.
Fig. 9 is a partial configuration diagram of the detecting section of the present invention.
Fig. 10 is a partial enlarged view at Y of fig. 9 of the present invention.
Fig. 11 is a partial enlarged view at X of the present invention 10.
Fig. 12 is a cross-sectional view (from above) of the linkage and strut of the present invention.
In the figure: 1. a base; 2. supporting a discharge chute; 3. a clamping portion; 31. a displacement slot; 32. an L-shaped plate; 33. a contact base; 34. a threaded barrel; 35. rotating the rod; 351. inserting a rod; 36. a clamping assembly; 361. an annular fixed seat; 362. a clamping groove; 363. an annular disc; 364. a plug-in unit; 4. a jacking portion; 41. a yielding groove; 42. a guide groove; 43. jacking blocks; 44. moving the plate up and down; 45. retracting the spring rod; 46. a linkage hole; 47. a telescopic column; 471. an auxiliary hole; 48. an annular turntable; 49. connecting a screw rod; 40. a displacement push block; 5. a detection unit; 51. positioning a plate; 52. a supporting seat; 53. a hydraulic cylinder; 54. an extrusion head; 55. a protective gasket; 56. a telescopic cylinder; 57. a displacement plate; 571. a first measuring column; 572. a telescopic support column; 58. a lower pressure lever; 59. a measurement assembly; 60. a limiting chute; 61. an adjustment plate; 62. a fixing plate; 63. a lead screw; 64. a linkage member; 65. a spring rod is extended in a jacking way; 66. a stressed push plate; 661. a support post; 662. measuring distance scales; 663. a ratchet bar; 664. a sliding cavity; 665. a card holder; 666. a tension spring; 667. adjusting a rod; 67. a second measuring column; 68. a force-bearing pad; 7. a concrete article.
Detailed Description
Embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Referring to fig. 1, 2 and 3, a concrete product produces compressive strength detection device, including base 1, support charging trough 2, clamping part 3, jacking portion 4 and detection portion 5, base 1 is detachable construction, support charging trough 2 has been seted up to base 1's upper end, and base 1 internally mounted has clamping part 3 and jacking portion 4, and base 1's upper end is provided with detection portion 5.
Referring to fig. 2, 3, 4 and 5, the clamping portion 3 includes a displacement slot 31, an L-shaped plate 32, an abutting seat 33, a threaded cylinder 34, a rotating rod 35 and a clamping assembly 36, wherein: the inner part of the base 1 is bilaterally symmetrically provided with displacement grooves 31 communicated with the supporting discharge groove 2, an L-shaped plate 32 is arranged in the displacement grooves 31 in a sliding mode, one side, close to the middle part of the base 1, of the L-shaped plate 32 is provided with a contact seat 33, a threaded cylinder 34 is rotatably arranged between the left side wall and the right side wall of the displacement groove 31, the threaded cylinder 34 penetrates through one side, in the displacement groove 31, of the L-shaped plate 32 in a threaded fit mode, the left side and the right side of the base 1 are both rotatably provided with rotating rods 35, one end, close to the middle part of the base 1, of each rotating rod 35 rotatably penetrates through the threaded cylinder 34, and the inner wall of each threaded cylinder 34 is provided with a plurality of clamping components 36 at equal intervals from left to right; the clamping part 3 can be used for clamping and fixing the concrete product 7 in a two-way manner, so that the stability of the concrete product 7 in the detection process can be improved; the clamping assembly 36 comprises an annular fixed seat 361, a clamping groove 362, an annular disc 363 and a plug connector 364, wherein: a plurality of annular fixing seats 361 are arranged on the inner wall of the threaded barrel 34 at equal intervals from left to right, the inner diameter of each annular fixing seat 361 is larger than the outer diameter of the rotating rod 35, a plurality of clamping grooves 362 are uniformly formed in the circumferential direction of one side, close to the middle part of the base 1, of each annular fixing seat 361, one side, close to the middle part of the base 1, of each clamping groove 362 is of a wedge-shaped structure, a plurality of annular discs 363 corresponding to the annular fixing seats 361 in position are uniformly arranged on the outer wall of the rotating rod 35 at equal intervals, plug connectors 364 matched with the clamping grooves 362 are uniformly arranged on one side, close to the middle part of the base 1, of each annular disc 363 in the circumferential direction, and the plug connectors 364 are conveniently guided through the clamping grooves 362, so that the plug connectors 364 can be smoothly inserted into the annular fixing seats 361; it should be noted that, because the rotating rod 35 is in a rotating fit with the threaded cylinder 34, when the rotating rod 35 rotates, the threaded cylinder 34 will not rotate therewith; in addition, the outer wall of the thread cylinder 34 is a self-locking thread, and belongs to the prior art.
During operation, firstly, the U-shaped concrete product 7 to be detected is placed in the supporting and feeding groove 2 in a mode that the opening is upward, then the rotating rod 35 is pulled towards one side far away from the base 1, the annular disc 363 on the outer wall of the rotating rod 35 drives the plug-in connector 364 to be inserted into the clamping groove 362, so that the rotating rod 35 drives the threaded cylinder 34 to rotate, the L-shaped plate 32 can be driven to move towards one side close to the middle part of the base 1 through the threaded cylinder 34, the L-shaped plate 32 can drive the abutting seat 33 to abut against the left side and the right side of the lower half part of the concrete product 7, and therefore bidirectional clamping of the concrete product 7 can be achieved, and stability of the concrete product 7 in the detection process is guaranteed; after the threaded cylinder 34 is rotated, the rotating rod 35 is moved to a side close to the base 1, and at this time, the rotating rod 35 drives the plug connector 364 to be pulled out from the clamping groove 362 through the annular disc 363, so that the rotating rod 35 and the threaded cylinder 34 are restored to be in rotating fit.
Referring to fig. 2, 3, 6 and 7, the lifting part 4 includes a yielding groove 41, a guide groove 42, a lifting block 43, an up-down moving plate 44, a contracting spring rod 45, a linkage hole 46, a telescopic column 47, an annular turntable 48, a connecting screw 49 and a displacement push block 40, wherein: a abdicating groove 41 is arranged at the center of the lower end of the supporting discharging groove 2 on the base 1, a jacking block 43 is arranged in the abdicating groove 41 in a sliding manner, the lower half part of the jacking block 43 is of an inverted triangular structure, guide grooves 42 are arranged on the left side wall and the right side wall of the abdicating groove 41, two up-down moving plates 44 which are arranged in the guide grooves 42 in a sliding manner are arranged on the outer wall of the jacking block 43 in a bilateral symmetry manner, a contraction spring rod 45 is arranged between the up-down moving plates 44 and the lower side wall of the guide grooves 42, linkage holes 46 which are communicated with the abdicating groove 41 and the displacement groove 31 are arranged in the base 1 in a bilateral symmetry manner, a rotating rod 35 is arranged on one side of the linkage hole 46 far away from the middle part of the base 1 in a rotating manner, a telescopic column 47 is arranged on one side of the linkage hole 46 near the abdicating groove 41 in a rotating manner through an annular turntable 48, the annular turntable 48 can limit the telescopic column 47, so that one side of the telescopic column 47 far away from the abdicating groove 41 is a fixed end, a connecting screw 49 is arranged at one end of the telescopic column 47 far away from the rotating rod 35, only relative sliding can occur between the fixed end of the telescopic column 47 and the telescopic end thereof, and relative rotation cannot occur, so that the torsion applied to the connecting screw 49 by the rotating rod 35 can be conveniently transmitted, an inserting rod 351 is arranged at one end of the rotating rod 35 close to the telescopic column 47, and an auxiliary hole 471 matched with the inserting rod 351 is arranged at one end of the telescopic column 47 close to the rotating rod 35; the telescopic column 47 and the rotating rod 35 can be clamped by matching the inserting rod 351 with the auxiliary hole 471, so that the rotating rod 35 can transmit torque to the telescopic column 47; the connecting screw 49 is installed in the linkage hole 46 in a threaded fit mode, one end, far away from the rotating rod 35, of the connecting screw 49 is rotatably provided with the displacement push block 40, the bottom of the displacement push block 40 is in sliding fit with the lower side wall of the abdicating groove 41, and the upper end face of the displacement push block 40 is in sliding fit with the jacking block 43; the displacement push block 40 is of a trapezoidal structure, and the inclination of the upper end face of the displacement push block 40 is the same as the inclination of the bottom of the jacking block 43; when the displacement push block 40 moves to one side close to the middle of the jacking block 43, the displacement push block 40 can jack the jacking block 43 upwards.
The during operation, press dwang 35 to the one side that is close to jacking piece 43, make inserted bar 351 insert to in the supplementary hole 471, then rotatory dwang 35, dwang 35 drives connecting screw 49 through flexible post 47 and rotates, connecting screw 49 pivoted simultaneously can promote displacement ejector pad 40 to removing to the one side that is close to jacking piece 43, make progress jack-up and support in the bottom of concrete product 7 (as shown in figure 7) with jacking piece 43 through displacement ejector pad 40 afterwards, thereby exert ascending jacking force to concrete product 7 through jacking piece 43, state when can simulate the bottom atress of concrete product 7, so that detect the compressive strength of the bottom of concrete product 7.
Referring to fig. 6, 8 and 9, the detecting portion 5 includes a positioning plate 51, a supporting seat 52, a hydraulic cylinder 53, an extrusion head 54, a protective pad 55, a telescopic cylinder 56, a displacement plate 57, a lower pressing rod 58 and a measuring assembly 59, wherein: the top of the base 1 is provided with two positioning plates 51 in bilateral symmetry, one side of each positioning plate 51, which is far away from the middle of the base 1, is provided with a hydraulic cylinder 53 through a supporting seat 52, the telescopic end of each hydraulic cylinder 53 penetrates through the corresponding positioning plate 51 and is provided with an extrusion head 54, one side of each extrusion head 54, which is far away from the corresponding hydraulic cylinder 53, is provided with a protective gasket 55, and the protective gasket 55 can prevent indentation on the surface of the concrete product 7 caused by the extrusion head 54 when extrusion force is applied to the concrete product 7, so that the protective effect on the concrete product 7 is achieved; two mounting grooves are symmetrically formed in the front and back of the upper end of the base 1 along the supporting and discharging groove 2, a telescopic cylinder 56 is arranged in each mounting groove, the telescopic ends of the two telescopic cylinders 56 are jointly connected with a displacement plate 57 in a detachable mode, a plurality of lower pressing rods 58 are arranged at the lower end of the displacement plate 57 in a matrix arrangement mode, a first measuring column 571 is arranged in the middle of the displacement plate 57 in a sliding mode, telescopic abutting columns 572 are arranged on the outer wall of the upper half part of the first measuring column 571 at equal intervals, and measuring assemblies 59 are mounted on the displacement plate 57; in an initial state, the displacement plate 57 and the telescopic end of the telescopic cylinder 56 are in a separated state, so that the concrete product 7 to be detected is conveniently placed in the supporting and feeding trough 2; in this embodiment, the retractable prop 572 on the outer wall of the first measuring post 571 can be retracted under the action of an external force, and can be reset under the action of its own elasticity when no external force is applied, the side wall of the displacement plate 57 slidably engaged with the first measuring column 571 may be provided with a groove (as shown in fig. 8) engaged with the retractable prop 572, the first measuring column 571 can be limited by the flexible prop 572 abutting against the groove, when the first measuring column 571 is pressed by an external force, it can move up and down under the action of the external force, therefore, the telescopic prop 572 can contract and release the limit of the first measuring column 571, and after the first measuring column 571 finishes moving, the telescopic prop 572 extends into the groove again, limits the first measuring post 571 again, at this time, the scale reading of the outer wall of the first measuring column 571 above the displacement plate 57 is the displacement distance of the first measuring column 571.
During operation, after the concrete product 7 is fixed, the displacement plate 57 is installed at the telescopic end of the telescopic cylinder 56, then the telescopic cylinder 56 is opened, the telescopic cylinder 56 contracts and drives the displacement plate 57 to move downwards, the displacement plate 57 drives the lower pressure rods 58 to abut against the left side and the right side of the upper end face of the concrete product 7, so that the concrete product 7 can be further pressed and fixed, then the first measuring column 571 is pressed downwards and abuts against the upper end face of the concrete product 7, then the hydraulic cylinder 53 is opened, the hydraulic cylinder 53 can drive the extrusion heads 54 to simultaneously apply pressure to the left side and the right side of the concrete product 7, so that the state of the left side and the right side of the concrete product 7 under stress can be simulated, and during the period, the compressive strength of the left side and the right side of the concrete product 7 can be detected through the measuring assembly 59; then, an upward jacking force is applied to the lower side of the concrete product 7 through the jacking portion 4, so that the first measuring column 571 can measure the compressive strength of the lower side of the concrete product 7; the detection part 5 can carry out all-dimensional detection on the compressive strength of the concrete product 7, thereby avoiding detection dead angles and enhancing the detection effect of the invention on the concrete product 7.
Referring to fig. 6, 9 and 10, the measuring assembly 59 includes a limiting chute 60, an adjusting plate 61, a fixing plate 62, a lead screw 63, a linkage 64, a top-extending spring rod 65, a force-bearing push plate 66, a second measuring column 67 and a force-bearing pad 68, wherein: two limiting sliding grooves 60 are symmetrically arranged on the left and right of the top of the displacement plate 57, an adjusting plate 61 is arranged in each limiting sliding groove 60 in a sliding manner, two fixing plates 62 are symmetrically arranged on the upper end of the displacement plate 57 along the limiting sliding grooves 60 on the left and right sides, a screw 63 is rotatably arranged between the two fixing plates 62, the screw 63 penetrates through the adjusting plate 61 in a threaded fit manner, a linkage member 64 is arranged on the opposite side of the adjusting plate 61, the linkage member 64 is of a detachable structure, a plurality of convex cavities are arranged in the linkage member 64 at equal intervals from front to back, a stress push plate 66 is arranged in each convex cavity in a sliding manner, a jacking spring rod 65 is connected between the stress push plate 66 and one side of each convex cavity close to the adjusting plate 61, a second measuring column 67 is arranged on one side of the stressed push plate 66 far away from the top extension spring rod 65, and a stressed pad 68 is arranged after the second measuring column 67 slides through the linkage 64; the thrust can be applied to the stressed push plate 66 through the jacking spring rod 65, so that the stressed push plate 66 drives the stressed pad 68 to abut against the side wall of the concrete product 7 through the second measuring column 67, a gap is prevented from being left between the stressed pad 68 and the side wall of the concrete product 7, and the detection precision of the concrete product 7 can be ensured; it should be noted that the thread on the outer wall of the lead screw 63 is a self-locking thread, and belongs to the prior art; during operation, after the pressing rod 58 at the bottom of the displacement plate 57 abuts against the top of the concrete product 7, the screw 63 is rotated, and the adjusting plate 61 can be driven by the screw 63 to move in opposite directions or in reverse directions, so that the adjusting plate 61 can drive the linkage 64, the second measuring column 67 and the stress pad 68 to move synchronously, and the adjusted second measuring column 67 can drive the stress pad 68 to abut against the side wall of the opening of the concrete product 7; then, the hydraulic cylinder 53 drives the extrusion heads 54 to apply pressure to the left side and the right side of the concrete product 7, the left side and the right side of the concrete product 7 are simultaneously subjected to extrusion force towards the middle part of the concrete product 7, so that the left side wall and the right side wall of the concrete product 7 apply extrusion force to the stress pad 68, the stress pad 68 drives the second measuring column 67 and the stress push plate 66 to move towards the inside of the linkage part 64, and then whether the compressive strength of the left side and the right side of the concrete product 7 meets the requirement or not can be detected through the moving distance of the stress push plate 66.
Referring to fig. 10, 11 and 12, a support post 661 is disposed on the top of the stressed push plate 66, the upper end of the support post 661 extends to the upper side of the convex cavity, distance measurement scales 662 are symmetrically and uniformly disposed on the top of the linkage member 64 along the convex cavity, ratchet bars 663 are disposed on the inner wall of the convex cavity and located on the front and rear sides of the support post 661, and the ratchet teeth on the ratchet bars 663 are inclined toward the side close to the adjusting plate 61; two sliding cavities 664 are symmetrically formed in the front and back of the support 661, a clamping seat 665 matched with the ratchet bar 663 is slidably arranged at the bottom of each sliding cavity 664, a telescopic spring 666 is arranged between the clamping seat 665 and the inner wall of each sliding cavity 664, an adjusting rod 667 is arranged at the top of the clamping seat 665, and one end, far away from the clamping seat 665, of the adjusting rod 667 penetrates through the support 661 and then extends to the outer side of the support 661; under the initial state, cassette 665 supports and leans on in the tooth's socket of ratchet 663 to be convenient for spacing strut 661, and then carry out spacing fixed to atress push pedal 66, make atress push pedal 66 can not take place the displacement under the spring action of top extension spring beam 65.
When the device works, firstly, the adjusting rod 667 is pressed, the adjusting rod 667 drives the clamping seat 665 to move towards one side close to the middle part of the support post 661, the clamping seat 665 is taken out of a tooth groove of the ratchet bar 663, so that the limit of the support post 661 and the stressed push plate 66 is relieved, the stressed push plate 66 is conveniently moved towards one side close to the side wall of the concrete product 7 by the jacking spring rod 65, the stressed push plate 66 drives the stressed pad 68 to abut against the side wall of the concrete product 7 through the second measuring column 67, at the moment, the adjusting rod 667 is loosened, and the clamping seat 665 abuts against the tooth groove of the ratchet bar 663 again under the action of the telescopic spring 666; in the detection process of the concrete product 7, if the stressed push plate 66 moves, the stressed push plate 66 drives the support 661 to move, meanwhile, the clamp seat 665 moves along with the stressed push plate 66 and contracts towards the inside of the support 661 under the action of the tooth seat of the ratchet bar 663, and then the clamp seat 665 is quickly abutted against the tooth groove of the ratchet bar 663, so that the stressed push plate 66 can be limited and fixed after moving, and the situation that the stressed push plate 66 moves to influence the detection precision is prevented; after concrete product 7 detects the completion, atress push pedal 66 and pillar 661 are in fixed state to the reading that later stage staff read pillar 661 is located range finding scale 662 department, thereby can obtain the displacement of atress push pedal 66, with the compressive strength of the quick detection of concrete product 7 left and right sides wall.
The working process of the invention is as follows: the first step is as follows: firstly, the U-shaped concrete product 7 to be detected is placed in the supporting and discharging groove 2 in a mode that the opening is upward, and then the abutting seats 33 abut against the left side and the right side of the lower half part of the concrete product 7 through the L-shaped plates 32 so as to clamp the concrete product 7.
The second step is that: the displacement plate 57 is installed at the telescopic end of the telescopic cylinder 56, then the telescopic cylinder 56 drives the displacement plate 57 to move downwards and drives the lower pressure rod 58 to press and fix the concrete product 7, and then the first measuring column 571 is pressed downwards and abutted against the upper end face of the concrete product 7.
The third step: the jacking block 43 is jacked upwards and abutted against the bottom of the concrete product 7 through the displacement push block 40, and the jacking block 43 applies upward jacking force to the concrete product 7, so that the state of the bottom of the concrete product 7 under stress can be simulated, and the compression strength of the bottom of the concrete product 7 can be detected by matching with the first measuring column 571.
The fourth step: drive extrusion head 54 through pneumatic cylinder 53 and exert pressure to the left and right sides of concrete product 7 to the extrusion force will be exerted to atress pad 68 to the left and right sides wall of concrete product 7, makes atress pad 68 drive second measurement post 67, atress push pedal 66 and pillar 661 move to the one side that is close to adjusting plate 61, through reading the reading that pillar 661 is located range finding scale 662 department, alright with the compressive strength who detects out the left and right sides wall of concrete product 7 with the speed.
The fifth step: after the concrete product 7 is detected, the displacement plate 57 is detached from the telescopic cylinder 56, then the hydraulic cylinder 53 drives the extrusion head 54 to retract and reset, and the reverse threaded cylinder 34 can drive the L-shaped plate 32 and the abutting seat 33 to retract and reset, so that the detected concrete product can be taken down.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a concrete product production compressive strength detection device, includes base (1), supports blowing groove (2), clamping part (3), jacking portion (4) and detection portion (5), its characterized in that: support blowing groove (2) have been seted up to the upper end of base (1), and base (1) internally mounted has clamping part (3) and jacking portion (4), and the upper end of base (1) is provided with detection portion (5), wherein:
clamping part (3) are including displacement groove (31), L template (32), conflict seat (33), a screw thread section of thick bamboo (34), dwang (35) and joint subassembly (36), wherein: the novel clamping device is characterized in that displacement grooves (31) communicated with a supporting discharge groove (2) are symmetrically formed in the base (1) in a left-right mode, an L-shaped plate (32) is arranged in each displacement groove (31) in a sliding mode, a contact seat (33) is installed on one side, close to the middle of the base (1), of each L-shaped plate (32), a threaded cylinder (34) is rotatably arranged between the left side wall and the right side wall of each displacement groove (31), each threaded cylinder (34) penetrates through one side, located in each displacement groove (31), of each L-shaped plate (32) in a threaded matching mode, rotating rods (35) are rotatably arranged on the left side and the right side of the base (1), one end, close to the middle of the base (1), of each rotating rod (35) rotatably penetrates through the threaded cylinder (34), and a plurality of clamping components (36) are arranged on the inner wall of each threaded cylinder (34) at equal intervals from left to right;
detection portion (5) are including locating plate (51), supporting seat (52), pneumatic cylinder (53), extrusion head (54), protection gasket (55), telescopic cylinder (56), displacement board (57), push down lever (58) and measuring component (59), wherein: the top of the base (1) is bilaterally symmetrically provided with two positioning plates (51), one side of each positioning plate (51) far away from the middle of the base (1) is provided with a hydraulic cylinder (53) through a supporting seat (52), the telescopic end of each hydraulic cylinder (53) penetrates through the corresponding positioning plate (51) and then is provided with an extrusion head (54), one side of each extrusion head (54) far away from the corresponding hydraulic cylinder (53) is provided with a protective gasket (55), the upper end of the base (1) is symmetrically provided with two mounting grooves in the front and back direction along the supporting discharge groove (2), each mounting groove is internally provided with a telescopic cylinder (56), the telescopic ends of the two telescopic cylinders (56) are jointly connected with a displacement plate (57) in a detachable mode, the lower ends of the displacement plates (57) are provided with a plurality of lower compression rods (58) in a matrix arrangement mode, the middle of the displacement plates (57) is slidably provided with a first measuring column (571), the outer wall of the upper half part of the first measuring column (571) is provided with telescopic abutting columns (572) at equal intervals, the measuring assembly (59) is mounted on the displacement plate (57).
2. The concrete product production compressive strength detection device of claim 1, characterized in that: jacking portion (4) including stepping down groove (41), guide way (42), jacking piece (43), upper and lower movable plate (44), shrink spring lever (45), linkage hole (46), flexible post (47), annular carousel (48), connecting screw (49) and displacement ejector pad (40), wherein: the abdicating device is characterized in that an abdicating groove (41) is formed in the center of the lower end of the supporting discharging groove (2) on the base (1), jacking blocks (43) are arranged in the abdicating groove (41) in a sliding mode, guide grooves (42) are formed in the left side wall and the right side wall of the abdicating groove (41), two up-and-down moving plates (44) which are arranged in the guide grooves (42) in a sliding mode are arranged on the left side and the right side of the outer wall of the jacking blocks (43) in a bilateral symmetry mode, contraction spring rods (45) are arranged between the up-and-down moving plates (44) and the lower side wall of the guide grooves (42), linkage holes (46) which are communicated with the abdicating groove (41) and the displacement groove (31) in a bilateral symmetry mode are formed in the inner portion of the base (1), a rotating rod (35) is arranged on one side, far away from the middle of the base (1), of the linkage holes (46) are provided with telescopic columns (47) in a rotating mode through an annular turntable (48), connecting screw (49) are installed to the one end that dwang (35) were kept away from in flexible post (47), and connecting screw (49) are installed in linkage hole (46) through screw-thread fit's mode, and connecting screw (49) keep away from the one end of dwang (35) and rotate and be installed displacement ejector pad (40), the bottom of displacement ejector pad (40) and the lower lateral wall sliding fit of groove (41) of stepping down, and sliding fit between the up end of displacement ejector pad (40) and jacking piece (43).
3. The concrete product production compressive strength detection device of claim 1, characterized in that: the measuring assembly (59) comprises a limiting sliding groove (60), an adjusting plate (61), a fixing plate (62), a lead screw (63), a linkage piece (64), a top-extension spring rod (65), a stress push plate (66), a second measuring column (67) and a stress pad (68), wherein: the top of the displacement plate (57) is bilaterally symmetrically provided with two limiting sliding grooves (60), each limiting sliding groove (60) is internally provided with an adjusting plate (61) in a sliding manner, the upper end of the displacement plate (57) is bilaterally symmetrically provided with two fixing plates (62) along the limiting sliding grooves (60), a lead screw (63) is rotatably arranged between the two fixing plates (62), the lead screw (63) penetrates through the adjusting plates (61) in a threaded fit manner, the opposite sides of the adjusting plates (61) are provided with linkage parts (64), a plurality of convex cavities are arranged in the linkage parts (64) at equal intervals from front to back, a stress push plate (66) is arranged in each convex cavity in a sliding manner, a jacking spring rod (65) is connected between the stress push plate (66) and one side of the convex cavity close to the adjusting plates (61), and a second measuring column (67) is arranged on one side of the stress push plate (66) far away from the jacking spring rod (65), the second measuring column (67) is provided with a stress pad (68) after sliding through the linkage piece (64).
4. The concrete product production compressive strength detection device of claim 1, characterized in that: the clamping component (36) comprises an annular fixed seat (361), a clamping groove (362), an annular disc (363) and a plug connector (364), wherein: a plurality of annular fixing bases (361) are installed to the inner wall of screw thread section of thick bamboo (34) from left to right equidistant, the internal diameter of annular fixing base (361) is greater than the external diameter of dwang (35), and annular fixing base (361) are close to one side circumference at base (1) middle part and evenly seted up a plurality of joint grooves (362), and one side that the inner wall of joint groove (362) is close to base (1) middle part is the wedge type structure, a plurality of annular dish (363) corresponding with annular fixing base (361) position are installed to the outer wall equidistant of dwang (35), annular dish (363) are close to one side circumference at base (1) middle part and evenly install plug connector (364) with joint groove (362) matched with.
5. The concrete product production compressive strength detection device of claim 3, characterized in that: the top of atress push pedal (66) is provided with pillar (661), and the upper end of pillar (661) extends to the top of protruding type cavity, and the top of linkage (64) just evenly is provided with range finding scale (662) along protruding type cavity longitudinal symmetry, and protruding type cavity inner wall just lies in both sides around pillar (661) and all installs ratchet (663), and the ratchet on ratchet (663) is to the one side slope that is close to adjusting plate (61).
6. The concrete product production compressive strength detection device of claim 5, characterized in that: two sliding cavities (664) are symmetrically arranged in the front and back of the inside of the support post (661), the bottom of each sliding cavity (664) is provided with a clamping seat (665) matched with the ratchet rack (663), an expansion spring (666) is installed between the clamping seat (665) and the inner wall of the sliding cavity (664), the top of the clamping seat (665) is provided with an adjusting rod (667), and one end, far away from the clamping seat (665), of the adjusting rod (667) penetrates through the support post (661) and then extends to the outer side of the support post (661).
7. The concrete product production compressive strength detection device of claim 2, characterized in that: the lower half part of the jacking block (43) is of an inverted triangular structure, the displacement push block (40) is of a trapezoidal structure, and the inclination of the upper end face of the displacement push block (40) is the same as that of the bottom of the jacking block (43).
8. The concrete product production compressive strength detection device of claim 2, characterized in that: peg (351) are installed to dwang (35) one end near flexible post (47), and flexible post (47) are close to the one end of dwang (35) and seted up supplementary hole (471) with peg (351) matched with.
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