CN210136146U

CN210136146U - Drop hammer impact testing machine for building material detection

Info

Publication number: CN210136146U
Application number: CN201920859093.1U
Authority: CN
Inventors: 李妙心
Original assignee: Tianjin Fenghui Municipal Engineering Co Ltd
Current assignee: Tianjin Fenghui Municipal Engineering Co Ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-03-10
Anticipated expiration: 2029-06-10

Abstract

The utility model discloses a hammer impact tester that falls for building material detects, the on-line screen storage device comprises a base, the upper surface symmetry rigid coupling of base has the slide bar, two the top of slide bar and power unit's lower surface looks rigid coupling, drive mechanism is installed to power unit's inside position under the throne, impact mechanism's lower surface rigid coupling has the impact head. This a drop hammer impact tester for building material detects, through the motor, first gear, the second gear, the cooperation of bull stick and wire reel, impact mechanism's rise has been realized, cooperation through electro-magnet and iron plate, impact mechanism's rigidity and impact test have been realized, through the effect that encloses the fender, make the material that awaits measuring can not splash away when the breakage, through above-mentioned structure, impact test to building material has been realized, other precision instruments that need not use have been left out, when having realized normal work, greatly reduced manufacturing cost, the cost performance is improved.

Description

Drop hammer impact testing machine for building material detection

Technical Field

The utility model relates to a hammer impact tester technical field that falls that building material detected specifically is a hammer impact tester that falls for building material detects.

Background

The impact tester is a material tester that applies an impact test force to a sample to perform an impact test. The impact testing machine is divided into a manual pendulum impact testing machine, a semi-automatic impact testing machine, a digital display impact testing machine, a microcomputer control impact testing machine, a drop hammer impact testing machine, a nonmetal impact testing machine and the like. Can realize the test of two kinds of forms of simple beam and cantilever beam through changing pendulum and sample base. The drop hammer impact testing machine is used for meeting the impact detection of various material profiles, the structure is often precise, the manufacturing cost is high, and the impact strength of building materials is generally only tested for detection, so that the traditional drop hammer impact testing machine is expensive in price and low in cost performance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hammer impact tester that falls for building material detects to solve the hammer impact tester that falls who proposes among the above-mentioned background art and detect for the impact that satisfies various material section bars, often the accurate cost of structure is high, and to building material's detection, generally only tests its impact strength, consequently uses traditional hammer impact tester that falls's price comparatively expensive, the lower problem of sexual valence.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a drop hammer impact tester for building material detects, includes the base, the upper surface symmetry rigid coupling of base has the slide bar, two the top of slide bar and power unit's lower surface looks rigid coupling, drive mechanism is installed to power unit's inside lower position, power unit's lower surface intermediate position and the top looks rigid coupling of electro-magnet, two the slide bar cup joints with impact mechanism's both ends respectively mutually, impact mechanism's intermediate position installs counter weight mechanism, impact mechanism's lower surface rigid coupling has the impact head.

Preferably, the base comprises a bottom plate, an enclosing barrier, a testing groove and a workbench, the upper surface of the bottom plate is fixedly connected with the lower surface of the enclosing barrier, the middle position of the enclosing barrier is provided with the testing groove in the vertical direction, the workbench is arranged in the testing groove, the middle position of the upper surface of the bottom plate is fixedly connected with the bottom end of the workbench, and the upper surface of the enclosing barrier is fixedly connected with the bottom ends of the two sliding rods.

Preferably, the power mechanism comprises a top plate, a shell, a supporting block, a motor and a first gear, the lower surface of the top plate is fixedly connected with the top ends of the two sliding rods, the upper surface of the top plate is fixedly connected with the bottom end of the shell, the supporting block and the motor are arranged in the shell, the bottom end of the supporting block is fixedly connected with the upper surface of the top plate, the upper surface of the supporting block is fixedly connected with the bottom end of the motor, an output shaft of the motor is in interference fit with the first gear, and the middle position of the lower surface of the top plate is fixedly connected with the top end of the electromagnet.

Preferably, the traction mechanism comprises a rotating rod, bearings, a second gear, wire reels and support frames, the rotating rod penetrates through the support blocks and is movably connected with the support blocks through the two bearings, the two ends of the rotating rod are movably connected with the support frames through the bearings, the bottom ends of the two support frames are fixedly connected with the upper surface of the top plate, the right sides of the support blocks of the rotating rod are in interference fit with the second gear, the two wire reels are symmetrically arranged between the two support frames, and the two wire reels are in interference fit with the rotating rod.

Preferably, impact mechanism is including assaulting main part, the lantern ring, iron plate, go-between and cable, the both ends homogeneous body shaping of assaulting the main part has the lantern ring, two the lantern ring cup joints with two slide bars mutually respectively, the equal rigid coupling in the upper left corner and the upper right corner of assaulting the main part has the go-between, two the go-between respectively with the one end looks rigid coupling of cable, the other end winding of cable on the wire reel and with wire reel looks rigid coupling, the upper surface rigid coupling of assaulting the main part has the iron plate, the bottom of assaulting the main part has the impact head through the bolt rigid coupling.

Preferably, the counterweight mechanism comprises an upright column and a counterweight block, the upright column is sleeved with the counterweight block, and the upright column is in threaded connection with the middle position of the impact main body.

Compared with the prior art, the beneficial effects of the utility model are that: this a drop hammer impact tester for building material detects, through the motor, first gear, the second gear, the cooperation of bull stick and wire reel, impact mechanism's rise has been realized, cooperation through electro-magnet and iron plate, impact mechanism's rigidity and impact test have been realized, through the effect that encloses the fender, make the material that awaits measuring can not splash away when the breakage, through above-mentioned structure, impact test to building material has been realized, other precision instruments that need not use have been left out, when having realized normal work, greatly reduced manufacturing cost, the cost performance is raised.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a schematic view of the housing and top plate configuration of FIG. 2;

FIG. 4 is a schematic view of the impact body and collar structure of FIG. 2.

In the figure: 1. the test device comprises a base, 101, a bottom plate, 102, a fence, 103, a test groove, 104, a workbench, 2, a sliding rod, 3, a power mechanism, 301, a top plate, 302, a shell, 303, a supporting block, 304, a motor, 305, a first gear, 4, a traction mechanism, 401, a rotating rod, 402, a bearing, 403, a second gear, 404, a wire spool, 405, a supporting frame, 5, an electromagnet, 6, an impact mechanism, 601, an impact main body, 602, a lantern ring, 603, an iron block, 604, a connecting ring, 605, a cable, 7, a counterweight mechanism, 701, a stand column, 702, a balancing weight, 8 and an impact head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a drop hammer impact tester for building material detects, including base 1, the upper surface symmetry rigid coupling of base 1 has slide bar 2, the top of two slide bars 2 and power unit 3's lower surface looks rigid coupling, drive mechanism 4 is installed to power unit 3's inside lower position, power unit 3's lower surface intermediate position and electro-magnet 5's top looks rigid coupling, two slide bars 2 cup joint with the both ends of impact mechanism 6 respectively mutually, counter weight mechanism 7 is installed to the intermediate position of impact mechanism 6, impact mechanism 6's lower surface rigid coupling has impact head 8. The base 1 comprises a bottom plate 101, an enclosure 102, a test groove 103 and a workbench 104, the upper surface of the bottom plate 101 is fixedly connected with the lower surface of the enclosure 102, the test groove 103 in the vertical direction is formed in the middle of the enclosure 102, the workbench 104 is arranged in the test groove 103, a material to be tested is fixed on the workbench 104, the middle of the upper surface of the bottom plate 101 is fixedly connected with the bottom end of the workbench 104, the upper surface of the enclosure 102 is fixedly connected with the bottom ends of the two slide bars 2, and the enclosure 102 enables the material to be tested not to splash out during crushing.

The power mechanism 3 comprises a top plate 301, a shell 302, a supporting block 303, a motor 304 and a first gear 305, wherein the lower surface of the top plate 301 is fixedly connected with the top ends of two slide bars 2, the upper surface of the top plate 301 is fixedly connected with the bottom end of the shell 302, the supporting block 303 and the motor 304 are arranged in the shell 302, the motor 304 is a servo motor, an external power supply is 220V, the rotating speed is adjustable, the type is EDSM T-2T110-050A, the bottom end of the supporting block 303 is fixedly connected with the upper surface of the top plate 301, the upper surface of the supporting block 303 is fixedly connected with the bottom end of the motor 304, an output shaft of the motor 304 is in interference fit with the first gear 305, the output shaft of the motor 304 can drive the first gear 305 to rotate, and the middle. Traction mechanism 4 includes bull stick 401, bearing 402, second gear 403, wire reel 404 and support frame 405, bull stick 401 runs through supporting shoe 303 and links to each other with supporting shoe 303 activity through two bearings 402, bull stick 401 can stably rotate in supporting shoe 303, the both ends of bull stick 401 all link to each other with support frame 405 activity through bearing 402, support frame 405 can increase bull stick 401 pivoted stability, the bottom of two support frames 405 all with the upper surface looks rigid coupling of roof 301, the supporting shoe 303 right side and the interference fit of second gear 403 of bull stick 401, second gear 403 can drive bull stick 401 and stably rotate, the symmetry is equipped with two wire reels 404 between two support frames 405, two wire reels 404 all with bull stick 401 interference fit, bull stick 401 can drive wire reel 404 and rotate, thereby twine cable 605 on wire reel 404.

Impact mechanism 6 is including assaulting main part 601, the lantern ring 602, the iron plate 603, go-between 604 and cable 605, the homogeneous body shaping in both ends of assaulting main part 601 has the lantern ring 602, lantern ring 602 plays limiting displacement to impact mechanism 6's motion, two lantern rings 602 cup joint with two slide bars 2 respectively, the equal rigid coupling in upper left corner and the upper right corner of assaulting main part 601 has go-between 604, two go-between 604 are respectively with the one end looks rigid coupling of cable 605, the other end winding of cable 605 is on wire reel 404 and with wire reel 404 looks rigid coupling, the upper surface rigid coupling of assaulting main part 601 has iron plate 603, iron plate 603 can be adsorbed by electro-magnet 5, thereby make impact mechanism 6's rigidity, the bottom of assaulting main part 601 has impact head 8 through the bolt rigid coupling, impact head 8 is assaulted. The counterweight mechanism 7 comprises a column 701 and a counterweight 702, the column 701 is sleeved with the counterweight 702, the impact force of the impact body 601 is changed by changing the number or the weight of the counterweight 702, and the column 701 is in threaded connection with the middle position of the impact body 601.

The operation of the motor 304 and the electromagnet 5 is controlled by an external control module, and the operation of the motor 304 and the electromagnet 5 should be controlled separately.

When the impact test is needed, the motor 304 is powered on, the motor 304 is controlled to start to work through the external control module, the output shaft of the motor 304 starts to rotate, so as to drive the first gear 305 to rotate, the first gear 305 drives the second gear 403 to rotate, further the rotating rod 401 is driven to stably rotate under the action of the bearing 402, the rotating rod 401 drives the two wire reels 404 to rotate, the cable 605 is wound on the wire reels 404, the impact mechanism 6 is lifted, meanwhile, the electromagnet 5 is started, the electromagnet 5 adsorbs the iron block 603 at the top end of the impact mechanism 6, further the position of the impact mechanism 6 is fixed, the motor 304 is turned off, the material to be tested is fixed on the workbench 104, after the preparation is finished, the electromagnet 5 is turned off, the impact head 8 is driven by the impact mechanism 6 to impact the material to be tested under the action of gravity, after the impact is finished, the motor 304 is started, the impact mechanism 6 is raised and data is recorded and analyzed on the material on the table 104.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drop hammer impact tester for building material detects, includes base (1), its characterized in that: the upper surface symmetry rigid coupling of base (1) has slide bar (2), two the top of slide bar (2) and the lower surface looks rigid coupling of power unit (3), drive mechanism (4) are installed to the inside lower position of power unit (3), the lower surface intermediate position of power unit (3) and the top looks rigid coupling of electro-magnet (5), two slide bar (2) cup joint with the both ends of impact mechanism (6) respectively mutually, counter weight mechanism (7) are installed to the intermediate position of impact mechanism (6), the lower surface rigid coupling of impact mechanism (6) has impact head (8).

2. The drop hammer impact tester for building material detection according to claim 1, wherein: the base (1) comprises a bottom plate (101), an enclosing baffle (102), a testing groove (103) and a workbench (104), wherein the upper surface of the bottom plate (101) is fixedly connected with the lower surface of the enclosing baffle (102), the testing groove (103) in the vertical direction is formed in the middle position of the enclosing baffle (102), the workbench (104) is arranged in the testing groove (103), the middle position of the upper surface of the bottom plate (101) is fixedly connected with the bottom end of the workbench (104), and the upper surface of the enclosing baffle (102) is fixedly connected with the bottom ends of two sliding rods (2).

3. The drop hammer impact tester for building material detection according to claim 1, wherein: the power mechanism (3) comprises a top plate (301), a shell (302), a supporting block (303), a motor (304) and a first gear (305), wherein the lower surface of the top plate (301) is fixedly connected with the top ends of the two sliding rods (2), the upper surface of the top plate (301) is fixedly connected with the bottom end of the shell (302), the supporting block (303) and the motor (304) are arranged in the shell (302), the bottom end of the supporting block (303) is fixedly connected with the upper surface of the top plate (301), the upper surface of the supporting block (303) is fixedly connected with the bottom end of the motor (304), an output shaft of the motor (304) is in interference fit with the first gear (305), and the middle position of the lower surface of the top plate (301) is fixedly connected with the top end of the electromagnet (5).

4. The drop hammer impact tester for building material detection according to claim 1, wherein: the traction mechanism (4) comprises a rotating rod (401), bearings (402), a second gear (403), wire reels (404) and a support frame (405), wherein the rotating rod (401) penetrates through the support block (303) and is movably connected with the support block (303) through the two bearings (402), two ends of the rotating rod (401) are movably connected with the support frame (405) through the bearings (402), the bottom ends of the two support frames (405) are fixedly connected with the upper surface of the top plate (301), the right side of the support block (303) of the rotating rod (401) is in interference fit with the second gear (403), the two wire reels (404) are symmetrically arranged between the two support frames (405), and the two wire reels (404) are in interference fit with the rotating rod (401).

5. The drop hammer impact tester for building material detection according to claim 1, wherein: impact mechanism (6) are including assaulting main part (601), the lantern ring (602), iron plate (603), go-between (604) and cable (605), the equal integrated into one piece in both ends of assaulting main part (601) has the lantern ring (602), two lantern ring (602) cup joints with two slide bar (2) respectively, the equal rigid coupling in upper left corner and the upper right corner of assaulting main part (601) has go-between (604), two go-between (604) respectively with the one end looks rigid coupling of cable (605), the other end winding of cable (605) is on wire reel (404) and with wire reel (404) looks rigid coupling, the upper surface rigid coupling of assaulting main part (601) has iron plate (603), the bottom of assaulting main part (601) has impact head (8) through the bolt rigid coupling.

6. The drop hammer impact tester for building material detection according to claim 1, wherein: the counterweight mechanism (7) comprises an upright column (701) and a counterweight block (702), the upright column (701) is sleeved with the counterweight block (702), and the upright column (701) is in threaded connection with the middle of the impact main body (601).