CN217371645U - Concrete core appearance terminal surface grinds flat-bed machine - Google Patents

Abstract

The application discloses concrete core appearance terminal surface grinds flat-bed machine belongs to concrete core appearance terminal surface and grinds flat technical field, including casing and lift platform, lift platform sets up inside the casing, the vertical hob that is provided with in the casing, lift platform is last to set up with hob assorted screw hole, lift platform one side is fixed to be provided with connecting rod and keeps away from lift platform one end and is provided with the chassis, chassis upper end circumference array is provided with a plurality of gripper jaws, the chassis below is provided with the drive assembly who is used for controlling gripper jaw synchronous inwards or outside removal, the output that the casing upper end is provided with motor and motor runs through the casing and is connected with the mill, and this concrete core appearance terminal surface grinds flat-bed machine through the pinion rack that sets up a plurality of synchronous operation, makes each gripper jaw synchronous operation to reached the effect that makes the staff more convenient fast install and demolish core appearance and avoided being difficult to accord with because of the straightness that hangs down that the straightness that leads to because of the swing and lead to The situation required by the specification occurs.

Description

Concrete core appearance terminal surface grinds flat-bed machine

Technical Field

The application belongs to the technical field of concrete core appearance terminal surface grinds flat, especially relates to a concrete core appearance terminal surface grinds flat-bed machine.

Background

At present, the end face treatment of the core sample usually adopts a mechanical grinding mode, and the mechanical grinding has higher requirements on the performance of a grinding machine and the skill of an operator. The standard CECS03, 2007 technical Specification for detecting concrete strength by core drilling method, requires that the unevenness of the end face of the processed concrete core sample is not more than 0.1mm, and the non-perpendicularity of the end face of the core sample test piece and the axis is not more than 1 degree. At present, the concrete core sample grinding machine on the market has great defects in grinding quality and grinding efficiency.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: the sample installation fastening and the sample removal and changing process are complicated, the efficiency is low, and the test efficiency is greatly influenced.

Therefore, a concrete core sample end surface grinding machine is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an in order to solve prior art, the installation fastening of sample and demolish the trade appearance process loaded down with trivial details, the inefficiency greatly influences test efficiency. The concrete core sample end surface grinding machine is provided.

In order to achieve the purpose, the following technical scheme is adopted in the application:

a concrete core sample end surface grinding machine comprises a shell and a lifting platform, wherein the lifting platform is arranged inside the shell, a screw rod is vertically arranged in the shell, and a threaded hole matched with the screw rod is formed in the lifting platform;

the improved grinding table is characterized in that a connecting rod is fixedly arranged on one side of the lifting platform, a chassis is arranged at one end, far away from the lifting platform, of the connecting rod, a plurality of clamping claws are arranged on the upper end of the chassis in a circumferential array mode, a driving assembly used for controlling the clamping claws to move inwards or outwards synchronously is arranged below the chassis, a motor is arranged at the upper end of the shell, and the output end of the motor penetrates through the shell and is connected with a grinding disc.

Through setting up the gripper jaw, gripper jaw circumference array carries out inside or outside removal in step through drive assembly on the chassis to realized the centre gripping and the release to the core appearance, so that the installation or demolish the core appearance, thereby improve experimental efficiency.

Preferably, the driving assembly comprises a plurality of toothed plates and toothed columns, the toothed columns are rotatably arranged at the bottom of the chassis and meshed with the toothed plates, and each clamping jaw penetrates through the chassis and is fixedly connected with the corresponding toothed plate.

Through setting up the tooth post and meshing mutually with a plurality of pinion racks to the synchronous inside or outside effect of removing of control gripper jaw has been realized.

Preferably, a plurality of moving grooves used for moving the clamping claws are formed in the base plate, and the clamping claws are fixedly connected with the corresponding toothed plates through the moving grooves.

Through setting up the shifting chute to realized the spacing effect when removing to the clamping jaw.

Preferably, a sliding groove used for moving the lifting platform is vertically formed in the shell.

Through setting up the spout, the vertical setting of spout to realized keeping steadily when rising or descending lift platform.

Preferably, a limiting mechanism is fixedly arranged below the chassis and comprises a supporting plate, the supporting plate is fixedly arranged at the bottom of the chassis, a fixing rod is connected to the supporting plate through threads, and a fixing block is arranged on one side, far away from the tooth column, of the fixing rod.

Through setting up the dead lever, stretch out the dead lever and spacing the tooth post on the tooth post to realized the purpose with core appearance centre gripping after-fixing.

Preferably, a first handle is fixedly arranged at one end, far away from the chassis, of the tooth column, and a second handle is fixedly arranged at one end, penetrating through the upper end of the shell, of the spiral rod.

Through setting up the first in command and the second in command, the chassis one end is kept away from at the tooth post in the setting of the first in command, and the casing upper end is run through in hob one end in the setting of the second in command to the effect of the staff operation of being convenient for has been realized.

Preferably, the inner wall of each clamping jaw is arc-shaped, and a rubber layer is arranged on the inner wall of each clamping jaw.

The inner walls of the clamping claws are arc-shaped, and the inner walls of the clamping claws are provided with the rubber layers, so that the purpose of better fitting a core sample and the effect of preventing the core sample from rotating are achieved.

Preferably, the observation groove has been seted up to casing both sides, just the casing is located observation groove department fixed mounting has transparent acrylic plate.

Through setting up observation groove and observation groove department fixed mounting have transparent ya keli board, realized the staff of being convenient for observe the effect ground purpose of polishing.

To sum up, the technical effect and the advantage of this application: this concrete core appearance terminal surface grinds flat-bed machine, pinion rack through setting up a plurality of synchronous operation, make each gripper jaw synchronous operation, can make the staff install the core appearance more convenient fast and demolish, for vertical placing is difficult for taking place the swing during the installation of core appearance, avoided because of the swing lead to the straightness that hangs down be difficult to accord with the standard requirement, thereby reached make the staff install the core appearance more convenient fast with the effect of demolising and avoided because of the swing lead to hang down the straightness and be difficult to accord with the condition of standard requirement and take place.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic diagram of the internal structure of the present application;

FIG. 3 is a schematic bottom view of the present application;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

In the figure: 1. a housing; 2. a screw rod; 3. an observation groove; 4. a grinding disc; 5. a motor; 6. a gripper jaw; 7. a toothed plate; 8. a first handle; 9. a connecting rod; 10. a lifting platform; 11. a chute; 12. a moving groove; 14. a support plate; 15. a fixed block; 16. fixing the rod; 17. a second handle; 18. a chassis; 19. a tooth post; 333. a drive assembly; 555. a limiting mechanism.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1, 2 and 4, a concrete core sample end surface grinding and leveling machine comprises a shell 1 and a lifting platform 10, wherein the lifting platform 10 is arranged inside the shell 1, a screw rod 2 used for moving the lifting platform 10 up and down is vertically and rotatably connected in the shell 1, one end of the screw rod 2 penetrates through the upper end of the shell 1 and is fixedly provided with a second handle 17 convenient for a worker to operate, a threaded hole matched with the screw rod 2 is formed in the lifting platform 10, a connecting rod 9 is fixedly arranged on one side of the lifting platform 10, one end of the connecting rod 9, far away from the lifting platform 10, is provided with a chassis 18 used for placing a core sample, a plurality of clamping claws 6 used for clamping the core sample are arranged on the upper end of the chassis 18 in a circumferential array manner, a driving component 333 used for controlling the clamping claws 6 to synchronously move inwards or outwards is arranged below the chassis 18, a motor 5 is arranged at the upper end of the shell 1, and the output end of the motor 5 penetrates through the shell 1 and is connected with a grinding disc 4, the clamping jaws 6 which run synchronously can make it more convenient for the worker to install or remove the core sample.

The inside vertical spout 11 of being used for lift platform 10 to remove of offering of casing 1, 1 both sides of casing are offered and are convenient for observe the observation groove 3 of core appearance state, and casing 1 is located 3 fixed mounting in observation groove and has dirt-proof transparent acrylic plate, the inner wall of each gripper jaw 6 is the circular arc type, each gripper jaw 6 inner wall all is provided with the rubber layer that is used for making core appearance laminate gripper jaw 6 better, the inner wall through setting up gripper jaw 6 is the circular arc type and all is provided with the rubber layer, make core appearance fix the reduction on chassis 18 better and take place the wobbling condition.

With reference to figure 3 of the drawings, fig. 4, the driving assembly 333 includes a plurality of toothed plates 7 and toothed columns 19, the toothed columns 19 rotate and are disposed at the bottom of the chassis 18, the toothed columns 19 are engaged with the plurality of toothed plates 7, the toothed columns 19 are far away from the first handle 8 fixedly disposed at one end of the chassis 18, which is convenient for an operator to operate, each clamping jaw 6 penetrates through the chassis 18 and the corresponding toothed plate 7 and is fixedly connected with the chassis 18, a plurality of moving grooves 12 used for moving the clamping jaw 6 are formed in the chassis 18, the clamping jaw 6 is fixedly connected with the corresponding toothed plate 7 through the moving grooves 12, a limiting mechanism 555 is fixedly disposed below the chassis 18 and includes a supporting plate 14, the supporting plate 14 is fixedly disposed at the bottom of the chassis 18, a fixing rod 16 used for fixing the toothed columns 19 is connected to the supporting plate 14 through threads, the fixing rod 16 is disposed on the side, which is far away from the toothed columns 19, and is provided with a fixing block 15 which avoids the fixing rod 16 from falling as much as possible, and by disposing the limiting mechanism 555, thereby achieving the effect of improving the stability of core sample clamping.

The working principle is as follows: when the core sample polishing device is used, a core sample is installed on a base plate 18, then a worker rotates a first handle 8 to drive a toothed column 19 to rotate and drive each toothed plate 7 to move, each toothed plate 7 drives a corresponding clamping claw 6 to be attached to the outer wall of the core sample, at the moment, a fixing rod 16 is pushed towards the toothed column 19, after the fixing rod 16 fixes the toothed column 19, the worker starts a motor 5 to drive a grinding disc 4 to rotate, the worker rotates a second handle 17 to drive a lifting platform 10 to ascend through a spiral rod 2 so that the upper end of the core sample is contacted with the grinding disc 4 for end face polishing, the worker can observe the polishing progress through an observation groove 3, after polishing is completed, the worker reversely rotates the second handle 17 to descend the lifting platform 10, the motor 5 is closed, the fixing rod 16 is rotated to be separated from abutting limitation on the toothed column 19, the first handle 8 is reversely rotated, after each clamping claw 6 is far away from the core sample, the core sample is removed, through the structure, the following effects are achieved: the core sample is more conveniently and rapidly installed and removed by workers, and the situation that the verticality caused by swinging is difficult to meet the standard requirement is avoided.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present application in the scope of the present application.

Claims (8)

1. The utility model provides a concrete core appearance terminal surface grinds flat-bed machine, includes casing (1) and lift platform (10), its characterized in that: the lifting platform (10) is arranged inside the shell (1), a screw rod (2) is vertically arranged in the shell (1), and a threaded hole matched with the screw rod (2) is formed in the lifting platform (10);

lifting platform (10) one side is fixed and is provided with connecting rod (9), lifting platform (10) one end is kept away from in connecting rod (9) is provided with chassis (18), chassis (18) upper end circumference array is provided with a plurality of gripper jaw (6), chassis (18) below is provided with drive assembly (333) that are used for controlling gripper jaw (6) synchronous inside or outside removal, casing (1) upper end is provided with motor (5), the output of motor (5) runs through casing (1) and is connected with mill (4).

2. A concrete core face smoothing machine according to claim 1, wherein: the driving assembly (333) comprises a plurality of toothed plates (7) and toothed columns (19), the toothed columns (19) are rotatably arranged at the bottom of the chassis (18), the toothed columns (19) are meshed with the toothed plates (7), and each clamping claw (6) penetrates through the chassis (18) and is fixedly connected with the corresponding toothed plate (7).

3. The concrete core sample end face grinding machine according to claim 2, wherein the chassis (18) is provided with a plurality of moving grooves (12) for moving the clamping jaws (6), and the clamping jaws (6) are fixedly connected with the corresponding toothed plates (7) through the moving grooves (12).

4. A concrete core face smoothing machine according to claim 1, wherein: a sliding groove (11) used for moving the lifting platform (10) is vertically formed in the shell (1).

5. The concrete core sample end face grinding machine according to claim 2, wherein: the fixed stop gear (555) that sets up in chassis (18) below, stop gear (555) include backup pad (14), backup pad (14) are fixed to be set up in chassis (18) bottom, threaded connection has dead lever (16) on backup pad (14), dead lever (16) are kept away from tooth post (19) one side and are provided with fixed block (15).

6. The concrete core sample end mill according to claim 5, wherein a first handle (8) is fixedly arranged at one end of the tooth column (19) far away from the chassis (18), and a second handle (17) is fixedly arranged at one end of the screw rod (2) penetrating through the upper end of the shell (1).

7. A concrete core face smoothing machine according to claim 1, wherein: the inner wall of each clamping jaw (6) is arc-shaped, and a rubber layer is arranged on the inner wall of each clamping jaw (6).

8. A concrete core face smoothing machine according to claim 1, wherein: observation groove (3) have been seted up to casing (1) both sides, just casing (1) is located fixed mounting of observation groove (3) and is had transparent acrylic plate.

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