CN212379169U

CN212379169U - Pressure testing machine

Info

Publication number: CN212379169U
Application number: CN202021133925.0U
Authority: CN
Inventors: 何永生; 张磊; 米成高
Original assignee: Chengdu Dingxiang Commercial Concrete Co ltd
Current assignee: Chengdu Dingxiang Commercial Concrete Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-01-19
Anticipated expiration: 2030-06-17

Abstract

The utility model relates to a compression testing machine, which comprises a body, be provided with footstock and base on the body, be equipped with the driving cylinder on the footstock and press the seat on, be provided with on the base and press a seat matched with to push down, the one side of placing the platform is provided with the storage rack that is used for depositing the test block, it is provided with a plurality of layers of storage boards to slide along vertical direction on the storage rack, the storage rack with place and be provided with the conveyer that is used for transporting the test block between the platform, be provided with on the storage rack and be used for removing the first loading attachment on conveyor with the test block, it is provided with the second loading attachment that is used for removing the test block to pushing down on the seat to place the bench, be provided with the first drive arrangement who is used for driving the synchronous activity from top to bottom of. Through the cooperation between the device, make the test block on the storage rack can be automatically removed to the laboratory bench, the experimentation is convenient laborsaving, effectively improves the work efficiency of experiment.

Description

Pressure testing machine

Technical Field

The utility model belongs to the technical field of the concrete detection technique and specifically relates to a compression testing machine is related to.

Background

The pressure tester is mainly suitable for testing various physical and mechanical properties of materials such as concrete, rubber, plastic plates, pipes, profiled bars, material films, electric wires and cables, waterproof coiled materials, metal wires, cartons, trays and the like; with the improvement of the building technology level, the country accelerates the promotion of infrastructure engineering construction, and the application of concrete in the building market is more and more, in the building engineering, the performance of the concrete is usually tested at regular time.

The patent with application publication number CN108613866A discloses a concrete compression testing machine, the invention discloses a concrete compression testing machine, which comprises a body, wherein a base and a top seat are arranged on the body, a driving cylinder and an upper pressing seat are arranged on the top seat, the driving cylinder drives the upper pressing seat to move along the vertical direction, a lower pressing seat matched with the upper pressing seat is arranged on the base, a collecting tank matched with the lower pressing seat is also arranged on the base, four corners at the bottom of the collecting tank are provided with collecting ports, the bottom of each collecting port is provided with a collecting cavity, the bottom of the lower pressing seat is provided with a rotary driving mechanism, the rotary driving mechanism is driven, crushed slag in the collecting tank is collected to the collecting cavities at the four corners of the collecting tank by the action of centrifugal force, the cleaning is convenient, and the testing efficiency is improved.

The above prior art solutions have the following drawbacks: when carrying out pressure test, often need carry out a lot of tests in order to obtain definite data, all need the experimenter to put a test block after experimental at every turn, carry out the experiment again, the experimentation is comparatively loaded down with trivial details, and work efficiency is lower.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a compression testing machine has the convenient laborsaving of experimentation, the higher advantage of work efficiency.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a compression testing machine, includes the body, be provided with footstock and base on the body, be equipped with the actuating cylinder on the footstock and press the seat on, be provided with on the base and press seat matched with down with last, one side of base is provided with the platform of placing that is used for placing the piece of waiting to test, the one side of placing the platform is provided with the storage rack that is used for depositing the piece, it is provided with a plurality of layers of boards of depositing to slide along vertical direction on the storage rack, and is a plurality of the board level that deposits sets up, the storage rack with place and be provided with the conveyer that is used for transporting the piece between the platform, be provided with the first drive arrangement who is used for driving the synchronous up-and-down activity of storage rack on the storage rack, be provided with on the storage rack and be used for moving the first loading attachment on conveyor with the piece, it is provided with the second loading attachment that is used for moving the.

By adopting the technical scheme, before an experiment is started, all test blocks are respectively placed on the storage plates of the storage rack, the conveying device is started, the first feeding device is started to move the uppermost test block to the feeding end of the conveying device, the conveying device moves the test blocks to the placing table, the second feeding device is started to move the test blocks to the lower pressing seat, the body of the testing machine is started to perform the experiment, after the experiment is completed, the operation is repeated to complete the experiment of the uppermost test block, the first driving device is started to enable the storage plates to move upwards to enable the second storage plates to be located between the first feeding device and the conveying device, the feeding operation is repeated until all the test blocks on the storage rack are tested, the experiment is started to place more test blocks by arranging the placement rack, and the experiment efficiency is effectively improved; the experimenter does not need to replace the test block after each experiment, so that the experiment process is more labor-saving.

The present invention may be further configured in a preferred embodiment as: conveyer includes belt, cylinder, frame, step motor and a plurality of bearing roller, and is a plurality of the bearing roller rotates to be set up in the frame, and is a plurality of the bearing roller is parallel to each other and even interval sets up, the cylinder rotates the one end that sets up in the frame, step motor is fixed to be set up in the frame, step motor's output shaft and the coaxial fixed connection of cylinder, the belt is around establishing on cylinder and a plurality of bearing roller, the edge of platform is placed to the direction of transportation perpendicular to of belt.

Through adopting above-mentioned technical scheme, the experiment is often carried out, step motor drives the cylinder and rotates, the cylinder passes through frictional force and drives the belt and move on cylinder and bearing roller, the belt passes through frictional force and removes the test block to placing the bench, through controlling step motor, make the belt remove a test block at every turn and stop to placing the bench back, wait to remove the area with next test block after the test of last test block is accomplished and place on the board, until the test of all test blocks is accomplished, the material loading process need not artifical transport, staff's work load has effectively been reduced, effectively improve the work efficiency of experiment.

The present invention may be further configured in a preferred embodiment as: first loading attachment includes first cylinder and first push pedal, first cylinder horizontal fixation is on the storage rack and is located same height with the upper surface of belt, the piston rod of first cylinder is towards the belt, the piston rod fixed connection of first push pedal and first cylinder, first push pedal perpendicular to storage plate, the highly interval that is less than between the adjacent two-layer storage plate of push pedal.

Through adopting above-mentioned technical scheme, the during operation starts first cylinder, the piston rod of first cylinder promotes on the test block of first push pedal on with the storing tray promotes the belt in proper order, after the test block of one deck is whole to be released, make the piston rod shrink of first cylinder take back first push pedal, start first drive arrangement and make next deck deposit the board and move to between first push pedal and the belt, operation on the repetition just can be all remove the test block one by one through the belt transport to placing the bench, need not the experimenter manual work and place, staff's work load has effectively been reduced.

The present invention may be further configured in a preferred embodiment as: the second feeding device comprises a second cylinder and a second push plate, the second cylinder is horizontally and fixedly arranged on the placing table, a piston rod of the second cylinder presses the seat downwards, the second push plate is fixedly connected with the piston rod of the second cylinder, and the second push plate is perpendicular to the placing table.

Through adopting above-mentioned technical scheme, the test block is removed to placing bench back, starts the second cylinder and drives the second push pedal and promote the test block and push down the seat after on, makes the piston rod shrink of second cylinder take back for the push pedal, starts pressure testing machine's body and tests the test block, and the above-mentioned operation of repetition after having tested is up to having tested whole test blocks, and the material loading process need not artifical transport, has effectively reduced staff's work load, effectively improves the work efficiency of experiment.

The present invention may be further configured in a preferred embodiment as: two limiting plates are fixedly arranged on two vertical edges of the second push plate and used for driving the test block to be close to the middle of the second push plate, and two ends, far away from the second push plate, of the limiting plates are far away from each other.

Through adopting above-mentioned technical scheme, the in-process of second push pedal promotion test block, the limiting plate and the test block contact of both sides order about the test block to the middle part motion of second push pedal, make the second push pedal can promote the intermediate position of test block to the seat that pushes down, effectively improve the experiment precision.

The present invention may be further configured in a preferred embodiment as: the first driving device comprises a first driving motor, a gear and a rack, the rack is arranged on the storage rack in a sliding mode in the vertical direction, the storage plates are fixedly arranged on the rack at even intervals, the gear and the rack are meshed with each other, the first driving motor is fixedly arranged on the storage rack, and the gear is coaxially fixedly arranged on an output shaft of the first driving motor.

Through adopting above-mentioned technical scheme, earlier remove the test block of the superiors during the experiment, the test block of superiors has removed the back, start first driving motor and drive the gear and rotate, gear and rack order about the rack through the meshing transmission and drive and deposit the synchronous rebound of layer, the layer of depositing that will descend the one deck and remove the position of one deck to the upper strata, drive the gear rotation through first driving motor and can all be removed the test block that the multilayer was deposited to placing the bench, need not the experimenter and all change a test block after experimenting at every turn, effectively improve work efficiency.

The present invention may be further configured in a preferred embodiment as: the pushing seat is provided with a slag stopping surrounding plate, the top of the slag stopping surrounding plate and one side of the slag stopping surrounding plate facing the placing platform are provided with openings, the slag stopping surrounding plate is provided with a baffle which is used for opening and closing the slag stopping surrounding plate and opens and closes the opening of the slag stopping surrounding plate facing the placing platform along the vertical direction in a sliding mode, and the slag stopping surrounding plate is provided with a second driving device which drives the baffle to slide up and down.

Through adopting above-mentioned technical scheme, when second loading attachment pushed the test block downwards seat direction and removed, start second drive arrangement and upwards rise the baffle, prevent to produce the hindrance to the test block, the test block is pushed down the seat on the back, start second drive arrangement and make the baffle descend, shelter from the test block, when starting the body and carrying out pressure test to the test block, the broken test block that is pressed splashes everywhere and produces harm to the staff when pushing off the slag bounding wall and can effectively avoid the experiment, the security of device when improving the experiment.

The present invention may be further configured in a preferred embodiment as: the second driving device comprises a second driving motor, a chain and two chain wheels, the two chain wheels are respectively arranged on the top seat and the base, the chain is wound on the two chain wheels, the baffle is fixedly connected with one part of the chain, the second driving motor is fixedly arranged on the base, and the chain wheel is internally provided with one and the second driving motor which are coaxially and fixedly connected.

Through adopting above-mentioned technical scheme, when second loading attachment removed the test block to pushing down the seat, start second driving motor, second driving motor drives and drives through the sprocket, the sprocket rises through the transmission drive baffle with the chain, makes the test block can be removed to the pushing off the slag bounding wall in, the test block removes to the pushing off the slag bounding wall in the back, starts second driving motor and makes its reversal drive baffle descend, whole process need not the artifical operation of operating personnel, effectively improves the work efficiency of experiment.

To sum up, the utility model discloses a following at least one useful technological effect:

1. a storage rack for storing test blocks is arranged on one side of the placing table, a conveying device for conveying the test blocks is arranged between the storage rack and the placing table, a first feeding device for moving the test blocks to the conveying device is arranged on the storage rack, a second feeding device for moving the test blocks to the lower pressing seat is arranged on the placing table, and the test blocks on the storage rack can be automatically moved to the experiment table through the cooperation of the devices, so that the work efficiency of the experiment is effectively improved;

2. two limiting plates for driving the test block to approach to the middle of the second push plate are fixedly arranged at two vertical edges of the second push plate, and the limiting plates drive the test block to move towards the middle of the second push plate in the moving process, so that the second push plate can push the test block to the middle position of the lower pressing seat, and the experiment precision is effectively improved;

3. be provided with the pushing off slag bounding wall on the pressure seat, the pushing off slag bounding wall splashes everywhere to produce harm to the staff by the broken test block when can effectively avoiding the experiment, the security of device when improving the experiment.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic structural view of the main body and the placing plate according to the embodiment of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic structural diagram of a storage rack according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a transportation device according to an embodiment of the present invention.

In the figure, 1, a body; 2. a top seat; 21. a drive cylinder; 22. an upper pressing seat; 3. a base; 31. pressing down the base; 32. a placing table; 4. a transportation device; 41. a belt; 42. a drum; 43. a frame; 44. a stepping motor; 45. a carrier roller; 5. a storage rack; 51. a storage plate; 52. a first feeding device; 521. a first cylinder; 522. a first push plate; 53. a first driving device; 531. a first drive motor; 532. a gear; 533. a rack; 6. a second feeding device; 61. a second cylinder; 62. a second push plate; 621. a limiting plate; 7. a slag stopping coaming; 71. a baffle plate; 72. a second driving device; 721. a second drive motor; 722. a chain; 723. a sprocket; 73. and (5) fixing blocks.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a compression testing machine, including compression testing machine's body 1, be provided with footstock 2 and base 3 on the body 1, be equipped with actuating cylinder 21 on the footstock 2 and press seat 22 on, install on the base 3 and press seat 22 matched with on and press seat 31 down, the welding has pushing off slag bounding wall 7 on the base 3. The top of the slag blocking enclosing plate 7 and the side far away from the body 1 are provided with openings, and a baffle plate 71 is arranged on the opening on the side of the slag blocking enclosing plate 7 in a sliding way. One side of the base 3, which is far away from the body 1, is provided with a placing table 32, one side of the placing table 32 is provided with a storage rack 5 for storing test blocks, and a transporting device 4 for moving the test blocks from the storage rack 5 to the placing table 32 is arranged between the placing table 32 and the storage rack 5.

Referring to fig. 2 and 3, a second driving device 72 for driving the baffle 71 to slide up and down is disposed on a side wall adjacent to the baffle 71, and includes a second driving motor 721, a chain 722 and two chain wheels 723, the two chain wheels 723 are respectively rotatably mounted on the top base 2 and the base 3, the chain 722 is wound on the two chain wheels 723, a fixing block 73 is welded to the bottom of the baffle 71, the fixing block 73 is welded to the chain 722, the second driving motor 721 is fixedly mounted on the base 3 through bolts, and the chain wheel 723 on the base 3 is coaxially and fixedly welded to an output shaft of the second driving motor 721. And two slag discharging grooves are formed in the bottom of the slag stopping coaming 7 and used for discharging the slag after the test out of the slag stopping coaming 7.

Referring to fig. 1 and 2, a placing table 32 is arranged on one side of the base 3 far away from the body 1, a second feeding device 6 with a movable test block is arranged on the placing table 32, and comprises a second cylinder 61 and a second push plate 62, the second cylinder 61 is horizontally and fixedly mounted on the placing table 32 through a bolt, a piston rod of the second cylinder 61 faces the downward pressing seat 31, the second push plate 62 is fixedly welded with the piston rod of the second cylinder 61, and the second push plate 62 is perpendicular to the placing table 32. Two vertical edge welding of second push pedal 62 have two limiting plates 621, and the one end that second push pedal 62 was kept away from to limiting plate 621 is kept away from each other, and second push pedal 62 promotes the in-process of test block, and the limiting plate 621 and the test block contact of both sides order about the test block to the middle part motion of second push pedal 62.

Referring to fig. 1 and 4, a storage rack 5 for storing test blocks is arranged on one side of the placing table 32, three layers of storage plates 51 capable of sliding up and down along the storage rack 5 are arranged on the storage rack 5, and sliding grooves for allowing the storage plates 51 to slide are formed in support rods of the storage rack 5. The storage rack 5 is provided with a first driving device 53 for driving the storage plate 51 to slide up and down, the first driving device comprises a first driving motor 531, a gear 532 and a rack 533, the rack 533 is arranged along the vertical direction, the three layers of storage plates 51 are welded on the rack 533 at uniform intervals, and the gear 532 and the rack 533 are meshed with each other. The first driving motor 531 is fixedly installed on the top of the storage rack 5 through bolts, the gear 532 is coaxially and fixedly arranged on an output shaft of the first driving motor 531, and the first driving motor 531 can drive the three layers of storage plates 51 to synchronously lift along the sliding groove when rotating. The top of the storage rack 5 is provided with a first feeding device 52 for moving test blocks, which comprises a first cylinder 521 and a first push plate 522. The first cylinder 521 is horizontally mounted on the storage rack 5 through a bolt and is located at the same height as the storage plate 51 at the top layer, a piston rod of the first cylinder 521 faces the storage plate 51, the first push plate 522 is fixedly connected with the piston rod of the first cylinder 521, the first push plate 522 is perpendicular to the storage plate 51, and the height of the push plate is smaller than the distance between the two adjacent layers of storage plates 51.

Referring to fig. 1 and 5, a transport device 4 for moving the test block from the storage rack 5 to the placing table 32 is provided between the placing table 32 and the storage rack 5, and includes a belt 41, a drum 42, a rack 43, a stepping motor 44, and a plurality of idlers 45. The number of the carrier rollers 45 is 6 in the embodiment, six carrier rollers 45 are rotatably mounted on the frame 43, and the six carrier rollers 45 are parallel to each other and are uniformly spaced. The roller 42 is rotatably installed at one end of the rack 43 close to the storage rack 5, the stepping motor 44 is fixedly installed on the rack 43 through a bolt, an output shaft of the stepping motor 44 is coaxially and fixedly connected with the roller 42, the belt 41 is wound on the roller 42 and the carrier roller 45, the conveying direction of the belt 41 is perpendicular to the edge of the placing table 32, and the stepping motor 44 drives the belt 41 to move intermittently when in work.

The first cylinder 521, the second cylinder 61, the first driving motor 531, the second driving motor 721, the stepping motor 44 and the driving cylinder 21 are all controlled to be turned on and off by a PLC single chip, which is a common technique in the field and will not be described in detail.

The implementation principle of the embodiment is as follows: before the experiment starts, the prepared test block is placed on the storage plate 51 of the storage rack 5, the stepping motor 44 is started to drive the belt 41 to start moving, the first air cylinder 521 is started to drive the first push plate 522 to push the test block on the uppermost layer, the test block is moved onto the belt 41, the first air cylinder 521 is closed, and the belt 41 transports the test block onto the placing table 32. The second driving motor 721 is started to drive the baffle 71 to ascend through the transmission of the chain wheel 723 and the chain 722, the second air cylinder 61 is started to drive the second push plate 62 to move the test block on the placing table 32 to the lower pressing seat 31 in the slag baffle 7, and then the second driving motor 721 is controlled to rotate reversely to drive the baffle 71 to descend to cover the opening. And starting the pressure testing machine, driving the upper pressure seat 22 to descend by the driving cylinder 21 to test the pressure of the test block, and driving the upper pressure seat 22 to rise by the driving cylinder 21 after the test is finished. The first driving motor 531 is started to drive the gear 532 to rotate, the gear 532 drives the storage plate 51 to move upwards through the rack 533, the next storage plate 51 is lifted between the first push plate 522 and the belt 41, then the first driving motor 531 is closed, and the feeding operation is repeated until all test blocks are tested. In the experimental process, experimenters do not need to manually replace the test block after each test, the experimental process is convenient and labor-saving, and the experimental work efficiency is effectively improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a compression testing machine, includes body (1), be provided with footstock (2) and base (3) on body (1), be equipped with on footstock (2) driving cylinder (21) and last seat (22) of pressing, be provided with on base (3) and press seat (31) its characterized in that down with last seat (22) matched with: a placing table (32) for placing a block to be tested is arranged on one side of the base (3), a storage rack (5) for storing test blocks is arranged on one side of the placing table (32), a plurality of layers of storage plates (51) are arranged on the storage rack (5) in a sliding way along the vertical direction, the plurality of storage plates (51) are horizontally arranged, a transportation device (4) for transporting test blocks is arranged between the storage rack (5) and the placing table (32), the storage rack (5) is provided with a first driving device (53) for driving a plurality of storage plates (51) to move up and down synchronously, the storage rack (5) is provided with a first feeding device (52) used for moving the test blocks to the feeding end of the conveying device (4), the placing table (32) is provided with a second feeding device (6) used for pushing the test block to move downwards to the pressing seat (31).

2. A compression testing machine according to claim 1, characterized in that: conveyer (4) include belt (41), cylinder (42), frame (43), step motor (44) and a plurality of bearing roller (45), and is a plurality of bearing roller (45) rotate to set up in frame (43), and is a plurality of bearing roller (45) are parallel to each other and even interval sets up, cylinder (42) are rotated and are set up the one end in frame (43), step motor (44) are fixed to be set up in frame (43), the output shaft and the coaxial fixed connection of cylinder (42) of step motor (44), belt (41) are around establishing on cylinder (42) and a plurality of bearing roller (45).

3. A compression testing machine according to claim 2, characterized in that: the first feeding device (52) comprises a first air cylinder (521) and a first push plate (522), the first air cylinder (521) is horizontally fixed on the storage rack (5) and is located at the same height with the upper surface of the belt (41), a piston rod of the first air cylinder (521) faces the belt (41), the first push plate (522) is fixedly connected with the piston rod of the first air cylinder (521), the first push plate (522) is perpendicular to the storage plate (51), and the height of the first push plate (522) is smaller than the distance between two adjacent layers of storage plates (51).

4. A compression testing machine according to claim 1, characterized in that: the second feeding device (6) comprises a second air cylinder (61) and a second push plate (62), the second air cylinder (61) is horizontally and fixedly arranged on the placing table (32), a piston rod of the second air cylinder (61) presses the seat (31) downwards, the second push plate (62) is fixedly connected with the piston rod of the second air cylinder (61), and the second push plate (62) is perpendicular to the placing table (32).

5. A compression testing machine according to claim 4, characterized in that: two limiting plates (621) used for driving the test block to be close to the middle part of the second push plate (62) are fixedly arranged at two vertical edges of the second push plate (62), and one ends, far away from the second push plate (62), of the limiting plates (621) are far away from each other.

6. A compression testing machine according to claim 5, characterized in that: the first driving device (53) comprises a first driving motor (531), a gear (532) and a rack (533), the rack (533) is arranged on the storage rack (5) in a sliding mode in the vertical direction, the storage plates (51) are fixedly arranged on the rack (533) at uniform intervals, the gear (532) and the rack (533) are meshed with each other, the first driving motor (531) is fixedly arranged on the storage rack (5), and the gear (532) is coaxially fixedly arranged on an output shaft of the first driving motor (531).

7. A compression testing machine according to claim 1, characterized in that: the pressing-down base (31) is provided with a slag blocking enclosing plate (7), the top of the slag blocking enclosing plate (7) and one side of the placing platform (32) facing the slag blocking enclosing plate are provided with openings, the slag blocking enclosing plate (7) is provided with a baffle (71) which is used for opening and closing the slag blocking enclosing plate (7) and opens and closes the opening of one side of the placing platform (32) facing the vertical direction in a sliding mode, and the slag blocking enclosing plate (7) is provided with a second driving device (72) which drives the baffle (71) to slide up and down.

8. A compression testing machine according to claim 7, characterized in that: the second driving device (72) comprises a second driving motor (721), a chain (722) and two chain wheels (723), the two chain wheels (723) are respectively arranged on the top seat (2) and the base (3), the chain (722) is wound on the two chain wheels (723), the baffle (71) is fixedly connected with one part of the chain (722), the second driving motor (721) is fixedly arranged on the base (3), and one of the two chain wheels (723) arranged on the base (3) is coaxially and fixedly connected with the second driving motor (721).