Positioning and locking mechanism for cement mortar jolting table

Abstract

The positioning and locking mechanism for the cement mortar jolting table is arranged at the movable end of a rocker in a jolting table body and comprises a fixing frame, a carrier seat, a positioning assembly, an overturning and pressing assembly and a locking assembly, the fixing frame is connected with the rocker, the carrier seat is arranged on the top face of the fixing frame, the positioning assembly is arranged on the carrier seat, and the overturning and pressing assembly is arranged on the locking assembly. The positioning assembly used for positioning a test mold is movably arranged on the carrier seat, the overturning and pressing assembly used for pressing or loosening the test mold and the locking assembly used for locking or unlocking the overturning and pressing assembly are oppositely arranged on the carrier seat, and the positioning accuracy of the test mold is improved through the adjustable positioning assembly; the device is simple in structure and convenient to operate, the compaction requirements of different test molds are met, the universality and practicability of the whole mechanism are improved, meanwhile, the test molds are pressed and fixed through cooperation of the overturning pressing assembly and the locking assembly, cement mortar is prevented from overflowing or splashing out, and the compaction quality and efficiency are further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cement mortar vibrating tables, in particular to a positioning and locking mechanism for cement mortar vibrating tables. Background Art

[0002] The cement mortar vibrating table is used for preparing test samples for cement strength testing. It is mainly composed of a vibration component, a frame component and a proximity switch programmable control system. When in use, the cement mortar is loaded into the test mold, and then the test mold is placed on the cement mortar vibrating table to complete the vibration of the cement mortar through the up and down vibration of the vibrating table.

[0003] At present, the existing cement mortar vibrating table still has the following shortcomings:

[0004] 1. The cement test mold cannot be positioned or limited. During the compaction process, the test mold is easy to move or even fall off, affecting the efficiency and quality of compaction;

[0005] 2. During the continuous compaction process, cement mortar can easily overflow or splash out, reducing the compaction effect of cement. Utility Model Content

[0006] In order to solve the above technical problems, a technical solution adopted by the present invention is:

[0007] A positioning and locking mechanism for a cement mortar vibrating table is provided, which is arranged on the movable end of a rocker in the vibrating table body, and comprises: a fixing frame, a carrier seat, a positioning assembly, a flipping and pressing assembly, and a locking assembly. The fixing frame is connected to the rocker, the carrier seat is arranged on the top surface of the fixing frame, the positioning assembly for positioning the test mold is movably arranged on the carrier seat, the flipping and pressing assembly for pressing or releasing the test mold and the locking assembly for locking or unlocking the flipping and pressing assembly are relatively arranged on the carrier seat.

[0008] The positioning assembly includes a plurality of sliding blocks movably arranged on the carrier seat and a contour positioning block movably arranged on the sliding block, the contour positioning block moves back and forth on the carrier seat with the sliding block to adjust the position of the contour positioning block, the contour positioning block encloses a positioning space for placing and positioning the trial mold, a pressing step is provided on the contour positioning block, a positioning adjustment slot is provided on the carrier seat or the sliding block, a positioning adjustment hole is provided on the sliding block or the carrier seat, a positioning adjustment bolt passes through the positioning adjustment hole and the positioning adjustment slot and is connected to the positioning adjustment nut to achieve locking of the positions of the sliding block and the contour positioning block,

[0009] The tilting and pressing assembly comprises a tilting connecting seat, a rotating shaft, a tilting and pressing frame, a pressing plate, an adjusting screw, an adjusting screw hole, a guide rod, and a locking rod, wherein the tilting connecting seat is arranged on the carrier seat outside the positioning assembly, the tilting and pressing frame is rotatably connected to the tilting connecting seat by the rotating shaft, the locking rod is arranged on the outer side of the tilting and pressing frame, the adjusting screw hole is provided on the tilting and pressing frame, the adjusting screw is threadedly connected to the adjusting screw hole, and the bottom thereof is rotatably connected to the pressing plate, so as to adjust the height of the pressing plate by rotating the adjusting screw so that the pressing plate contacts the pressing step and the top of the test mold to press the test mold and prevent cement mortar from overflowing or splashing, a plurality of guide rods are provided on the pressing plate, and the upper part of the guide rods is movably connected to the tilting connecting seat to guide the lifting and lowering movement of the pressing plate.

[0010] The locking assembly includes a locking seat and a locking hook. The locking seat is provided with a contoured groove connected to the locking rod. The lower part of the locking hook is rotatably connected to the locking seat, and the upper part is connected to a rotating handle. By rotating the locking hook, the locking hook can hook or release the locking rod, thereby realizing locking or unlocking of the flip pressing assembly.

[0011] In a preferred embodiment of the present invention, the vibration table body includes a base, a rocker seat, a rocker, a drive motor, a lifting cam, and a top block. The rocker seat and the drive motor are respectively arranged on both sides of the base, one end of the rocker is rotatably connected to the rocker seat, and the other end is provided with the fixed frame, the lifting cam is movably connected to the top block on the bottom surface of the fixed frame, and the output end of the drive motor is connected to the lifting cam and drives it to rotate, so that the fixed seat and the carrier seat are lifted up under the action of the lifting cam and the top block or fall down under the action of their own gravity.

[0012] In a preferred embodiment of the present invention, baffles are provided around the carrier seat.

[0013] In a preferred embodiment of the present invention, the shape of the positioning space formed by the contoured positioning block includes a circle, a polygon or an irregular shape.

[0014] In a preferred embodiment of the present invention, a sliding guide groove is provided on the carrier seat, and a sliding block is provided on the bottom surface of the sliding block and is slidably connected to the sliding guide groove.

[0015] In a preferred embodiment of the present invention, the contoured positioning block is connected to the sliding block by means of screws, plug-in connection, clamping, etc.

[0016] In a preferred embodiment of the present invention, the flip connection seat is provided with an adjustment guide hole movably connected to the guide rod.

[0017] In a preferred embodiment of the present invention, two locking rods are provided on the side of the flip pressing frame.

[0018] In a preferred embodiment of the present invention, two sets of locking assemblies are provided on the carrier seat to be connected to the two locking rods on the flip pressing frame in a one-to-one correspondence.

[0019] In a preferred embodiment of the present invention, a limiting block in contact with the pressing plate and / or the flip pressing frame is provided on the carrier seat to perform flip limiting.

[0020] The beneficial effects of the utility model are: the accuracy of the trial mold positioning is improved by the adjustable positioning component, the compaction requirements of different trial molds are met, and the versatility and practicality of the entire mechanism are improved. At the same time, the trial mold is compacted and fixed by cooperating with the flipping and clamping component to prevent the cement mortar from overflowing or splashing, thereby further improving the quality and efficiency of the compaction. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work. Among them:

[0022] Figure 1 This is a structural diagram of a preferred embodiment of a positioning and locking mechanism for a cement mortar vibrating table of the present invention;

[0023] Figure 2 This is a partial side structural schematic diagram of a preferred embodiment of a positioning and locking mechanism for a cement mortar vibrating table of the present invention;

[0024] Figure 3 The utility model is a partial top view of a preferred embodiment of a positioning and locking mechanism for a cement mortar vibrating table. DETAILED DESCRIPTION

[0025] The following is a clear and complete description of the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] See also Figure 1-3 , the embodiments of the present utility model include:

[0027] A positioning and locking mechanism for a cement mortar vibrating table comprises a vibrating table body 1, a fixing frame 2, a carrier seat 3, a positioning assembly 4, a flipping and pressing assembly 5, and a locking assembly 6.

[0028] The fixing frame is connected to the vibration table body to drive the fixing frame to move up and down through the vibration table body. The carrier seat is set on the top surface of the fixing frame. The positioning component is movably set on the carrier seat to position the test mold. The flipping and clamping component is rotatably set on the carrier seat to clamp or loosen the test mold to prevent the test mold from moving or falling out. The locking component is set on the carrier seat and locks or unlocks the flipping and clamping component.

[0029] Further preferably, baffles are provided around the carrier seat.

[0030] Further preferably, the vibration table body mainly includes a base 11, a rocker seat 12, a rocker 13, a drive motor 14, a lifting cam 15, and a top block 16. The base is fixed on the table or the ground, and the rocker seat and the drive motor are respectively arranged on both sides of the base. One end of the rocker is rotatably connected to the rocker seat, and the other end is provided with a fixed frame. The lifting cam is movably connected to the top block on the bottom surface of the fixed frame, and the output end of the drive motor is connected to the lifting cam and drives it to rotate, so that the fixed seat and the carrier seat are lifted up or fall under the action of their own gravity under the action of the lifting cam and the top block, thereby completing the vibration of the cement mortar through the up and down movement of the fixed seat and the carrier seat. The vibration table body belongs to the conventional technology in this field and has not been improved in this case.

[0031] The positioning assembly includes a plurality of sliding blocks 41 movably arranged on the carrier seat, each sliding block is movably provided with a contour positioning block 42, and the plurality of contour positioning blocks enclose a positioning space for placing and positioning the test mold, a positioning adjustment slot 43 is provided on the carrier seat or the sliding block, and a positioning adjustment hole is provided on the sliding block or the carrier seat, and a positioning adjustment bolt 44 is passed through the positioning adjustment hole and the positioning adjustment slot and is connected with the positioning adjustment nut 46 to lock and fix the position of the sliding block and the contour positioning block, so that the contour positioning block can move back and forth on the carrier seat with the sliding block to adjust the position of the contour positioning block according to the size and shape of the test mold, thereby meeting different usage requirements, and a clamping step 45 is provided on the contour positioning block.

[0032] Further preferably, the positioning space formed by the contoured positioning block may be circular, polygonal or irregular in shape.

[0033] Further preferably, the contoured positioning block is connected to the sliding block by means of screws, plugging, clamping, etc.

[0034] The flipping and pressing assembly includes a flipping connecting seat 51 , a rotating shaft 52 , a flipping and pressing frame 53 , a pressing plate 54 , an adjusting screw 55 , an adjusting screw hole, a guide rod 56 , and a locking rod 57 .

[0035] The flip connecting seat is arranged on the carrier seat outside the positioning assembly, and the two ends of the rotating shaft are rotatably connected to the flip connecting seat respectively. One side of the flip pressing frame is connected to the rotating shaft, and a locking rod is provided on the other side. An adjusting screw hole is provided on the flip pressing frame, and the adjusting screw is threadedly connected to the adjusting screw hole, and its bottom is rotatably connected to the pressure plate to adjust the height of the pressure plate by rotating the adjusting screw, so that the pressure plate contacts the pressing step and the top of the test mold to press the test mold and prevent cement mortar from overflowing or splashing. A number of guide rods are provided on the pressure plate, and the upper part of the guide rods is movably connected to the flip connecting seat to guide the lifting and lowering movement of the pressure plate.

[0036] Further preferably, the flip connection seat is provided with an adjustment guide hole movably connected to the guide rod.

[0037] Further preferably, the pressing plate and the adjusting screw are detachably connected.

[0038] Further preferably, two locking rods are provided on the side of the flip pressing frame.

[0039] Further preferably, the carrier seat is provided with a limiting block in contact with the pressing plate and / or the flipping and pressing frame to cooperate with the flipping limiting and improve the accuracy of flipping and pressing.

[0040] The locking assembly includes a locking seat 61 and a locking hook 62. The locking seat is arranged on the carrier seat, and a contoured groove 63 for engaging the locking rod is provided on the locking seat. The lower part of the locking hook is rotatably connected to the locking seat, and the upper part is connected to a rotating handle, so that the locking hook can be rotated to hook or release the locking rod, thereby realizing the locking or unlocking of the flip pressing assembly.

[0041] Further preferably, two sets of locking assemblies are provided on the carrier seat to be connected to the two locking rods on the flip pressing frame in a one-to-one correspondence.

[0042] The beneficial effects of the positioning and locking mechanism for a cement mortar vibrating table of the utility model are:

[0043] 1. The adjustable positioning components can meet the compaction requirements of different test molds, which not only improves the accuracy of test mold positioning and ensures the compaction effect, but also improves the versatility and practicality of the entire mechanism;

[0044] 2. By turning over the clamping assembly and coordinating with the locking assembly, the test mold is clamped and fixed, while preventing the cement mortar from overflowing or splashing, further improving the quality and efficiency of compaction.

[0045] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A positioning and locking mechanism for a cement mortar vibrating table, arranged on the movable end of a rocker in the vibrating table body, characterized in that: include: A fixing frame, a carrier seat, a positioning assembly, a flip and clamping assembly, and a locking assembly. The fixing frame is connected to the rocker. The carrier seat is arranged on the top surface of the fixing frame. The positioning assembly for positioning the test mold is movably arranged on the carrier seat. The flip and clamping assembly for clamping or loosening the test mold and the locking assembly for locking or unlocking the flip and clamping assembly are relatively arranged on the carrier seat. The positioning assembly includes a plurality of sliding blocks movably arranged on the carrier seat and a contour positioning block movably arranged on the sliding block, the contour positioning block moves back and forth on the carrier seat with the sliding block to adjust the position of the contour positioning block, the contour positioning block encloses a positioning space for placing and positioning the trial mold, a pressing step is provided on the contour positioning block, a positioning adjustment slot is provided on the carrier seat or the sliding block, a positioning adjustment hole is provided on the sliding block or the carrier seat, a positioning adjustment bolt passes through the positioning adjustment hole and the positioning adjustment slot and is connected to the positioning adjustment nut to achieve locking of the positions of the sliding block and the contour positioning block, The tilting and pressing assembly comprises a tilting connecting seat, a rotating shaft, a tilting and pressing frame, a pressing plate, an adjusting screw, an adjusting screw hole, a guide rod, and a locking rod, wherein the tilting connecting seat is arranged on the carrier seat outside the positioning assembly, the tilting and pressing frame is rotatably connected to the tilting connecting seat by the rotating shaft, the locking rod is arranged on the outer side of the tilting and pressing frame, the adjusting screw hole is provided on the tilting and pressing frame, the adjusting screw is threadedly connected to the adjusting screw hole, and the bottom thereof is rotatably connected to the pressing plate, so as to adjust the height of the pressing plate by rotating the adjusting screw so that the pressing plate contacts the pressing step and the top of the test mold to press the test mold and prevent cement mortar from overflowing or splashing, a plurality of guide rods are provided on the pressing plate, and the upper part of the guide rods is movably connected to the tilting connecting seat to guide the lifting and lowering movement of the pressing plate. The locking assembly includes a locking seat and a locking hook. The locking seat is provided with a contoured groove connected to the locking rod. The lower part of the locking hook is rotatably connected to the locking seat, and the upper part is connected to a rotating handle. By rotating the locking hook, the locking hook can hook or release the locking rod, thereby realizing locking or unlocking of the flip pressing assembly.

2. A positioning and locking mechanism for a cement mortar vibrating table according to claim 1, characterized in that: The vibration table body includes a base, a rocker seat, a rocker, a driving motor, a lifting cam, and a top block. The rocker seat and the driving motor are respectively arranged on both sides of the base, one end of the rocker is rotatably connected to the rocker seat, and the other end is provided with the fixing frame, the lifting cam is movably connected to the top block on the bottom surface of the fixing frame, and the output end of the driving motor is connected to the lifting cam and drives it to rotate, so that the fixing frame and the carrier seat are lifted up or fall down under the action of their own gravity under the action of the lifting cam and the top block.

3. A positioning and locking mechanism for a cement mortar vibrating table according to claim 1, characterized in that: Baffles are arranged around the carrier seat.

4. A positioning and locking mechanism for a cement mortar vibrating table according to claim 1, characterized in that: The positioning space formed by the contoured positioning block may be in a circular, polygonal or irregular shape.

5. The positioning and locking mechanism for a cement mortar vibrating table according to claim 1, characterized in that: The carrier seat is provided with a sliding guide groove, and the bottom surface of the sliding block is provided with a sliding block slidably connected to the sliding guide groove.

6. The positioning and locking mechanism for a cement mortar vibrating table according to claim 1, characterized in that: The contoured positioning block is connected to the sliding block by means of screws, plugging or clamping.

7. The positioning and locking mechanism for a cement mortar vibrating table according to claim 1, characterized in that: The flip connection seat is provided with an adjustment guide hole movably connected to the guide rod.

8. The positioning and locking mechanism for a cement mortar vibrating table according to claim 1, characterized in that: Two locking rods are provided on the side of the flipping and pressing frame.

9. The positioning and locking mechanism for a cement mortar vibrating table according to claim 1, characterized in that: Two sets of locking assemblies are provided on the carrier seat to be connected to the two locking rods on the flip pressing frame in a one-to-one correspondence.

10. The positioning and locking mechanism for a cement mortar vibrating table according to claim 1, characterized in that: The carrier seat is provided with a limiting block in contact with the pressing plate and / or the flip pressing frame to perform flip limiting.

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