CN216463503U

CN216463503U - Flat grinder convenient to centre gripping fixed work piece

Info

Publication number: CN216463503U
Application number: CN202122930380.7U
Authority: CN
Inventors: 陈道超
Original assignee: Zhuhai Junda Precision Manufacturing Co ltd
Current assignee: Zhuhai Junda Precision Manufacturing Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-05-10
Anticipated expiration: 2031-11-26

Abstract

The utility model relates to the technical field of surface grinding machines, in particular to a surface grinding machine convenient for clamping and fixing workpieces, and provides a following scheme aiming at the problems in the background art. According to the utility model, the threaded rod is driven to rotate by the rotation of the servo motor, the threaded rod drives the threaded movable block to slide on the sliding rod, so that a workpiece on the movable block can be far away from the rotating grinding wheel, the workpiece is very safe to mount and dismount, and the accident of cutting the grinding wheel caused by the worry of an operator is avoided.

Description

Flat grinder convenient to centre gripping fixed work piece

Technical Field

The utility model relates to the technical field of surface grinding machines, in particular to a surface grinding machine convenient for clamping and fixing a workpiece.

Background

The surface grinder is one kind of grinder, and is divided into two kinds, including rectangular and circular ones, according to the shape of the bench, the main parameters of the rectangular bench are the width and length of the bench, the main parameters of the circular bench are the diameter of the bench, and the surface grinder is divided into horizontal and vertical shaft grinders according to the different shafts.

The existing surface grinding machine is usually observed by naked eyes by an operator in the operation process, and scraps brought up by the high-speed rotation of a grinding wheel in the grinding process can be splashed into eyes of the operator to cause injury, and meanwhile, the splashed scraps can cause great trouble in the subsequent cleaning of the scraps.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a surface grinding machine convenient for clamping and fixing a workpiece.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a flat grinder convenient for clamping and fixing workpieces comprises a bed body, wherein a collecting box is fixed at the bottom of the bed body, a servo motor is installed on the outer wall of one end of the bed body, threaded rods are rotatably connected to the inner walls of two ends of the bed body, slide rods fixed to the inner walls of two ends of the bed body are arranged on two sides of each threaded rod, a movable block is connected to each threaded rod and each slide rod in a penetrating mode, an installation block is fixed to the top of each movable block, a first driving motor is installed on the outer wall of one side of each installation block, and a clamping mechanism is rotatably connected to the other end of each installation block;

the clamping mechanism comprises a sleeve, clamping blocks arranged at two ends inside the sleeve, fixing blocks fixed on two sides inside the sleeve, a bidirectional screw rod arranged on one side of the sleeve and a fixing rod arranged on the other side of the sleeve, a protective frame is fixed to the top of the bed body, a mounting frame is fixed to the inner wall of one side of the protective frame, a second driving motor is installed on the inner wall of one end of the mounting frame, and a grinding wheel driven by the second driving motor is connected to the outer wall of the other end of the mounting frame in a rotating mode.

Preferably, the both sides outer wall top of collecting box all is fixed with the mounting panel, and the mounting hole that the equidistance distributes is seted up at the top of mounting panel, and the mounting panel passes through the bolt fastening in the bottom of the bed body, and the front of collecting box articulates there is the apron, and the apron passes through the buckle with the collecting box and is connected.

Preferably, one side outer wall of the movable block is provided with a threaded hole matched with the threaded rod, two ends of the outer wall of one side of the movable block are provided with through holes matched with the sliding rods, and one end of the threaded rod is fixedly connected with an output shaft of the servo motor through a coupler.

Preferably, a through hole is formed in the outer wall of one end of the mounting block, a rotating shaft is rotatably connected in the through hole through a bearing, one end of the rotating shaft is fixedly connected with an output shaft of the first driving motor through a coupler, and the other end of the rotating shaft is fixedly connected with the outer wall of one end of the sleeve.

Preferably, the chutes are formed in the outer walls of the two sides of the sleeve, the clamping blocks and the chutes form sliding fit, the fixed blocks are fixed on the inner walls of the two sides of the chutes, one of the fixed blocks is rotatably connected with the bidirectional screw rod, the other fixed block is fixedly connected with the fixed rod in an inserted manner, the bidirectional screw rod is in threaded connection with the two clamping blocks, and the fixed rod and the two clamping blocks form sliding fit.

Preferably, the viewing aperture has been seted up in the front of protection frame, and the both ends of viewing aperture are crisscross to be provided with transparent observation window, and two transparent observation windows all form sliding fit with the viewing aperture.

The utility model has the beneficial effects that:

1. the threaded rod is driven to rotate by the rotation of the servo motor, the threaded rod drives the threaded movable block to slide on the sliding rod, so that a workpiece on the movable block can be far away from the rotating grinding wheel, the workpiece is very safe to mount and dismount, and the accident that the workpiece is cut by the grinding wheel due to the worry of an operator is avoided;

2. the protection frame through setting up is completely cut off the polishing of work piece and is in operating personnel's health, makes the piece that produces can not harm the human body, and the protection frame can carry on spacingly to clastic dropping simultaneously, and the collecting box of cooperation below makes the piece drop in the collecting box, makes things convenient for operating personnel to carry out clastic clearance.

Drawings

FIG. 1 is a schematic view of the overall structure of a surface grinding machine convenient for clamping and fixing a workpiece according to the present invention;

FIG. 2 is a schematic structural diagram of a collection box of the surface grinding machine convenient for clamping and fixing a workpiece, which is provided by the utility model;

FIG. 3 is a schematic structural view of a clamping mechanism of a surface grinding machine for conveniently clamping and fixing a workpiece according to the present invention;

fig. 4 is a schematic diagram of a disassembled structure of a clamping mechanism of a surface grinding machine convenient for clamping and fixing a workpiece according to the utility model.

In the figure: the grinding machine comprises a bed body 1, a collecting box 2, a mounting plate 3, a cover plate 4, a servo motor 5, a threaded rod 6, a sliding rod 7, a movable block 8, a mounting block 9, a first driving motor 10, a clamping mechanism 11, a sleeve 12, a clamping block 13, a fixed block 14, a bidirectional screw 15, a fixed rod 16, a protective frame 17, a mounting frame 18, a second driving motor 19 and a grinding wheel 20.

Detailed Description

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

Example 1:

referring to fig. 1-4, a surface grinder convenient for clamping and fixing a workpiece comprises a bed body 1, a collecting box 2 is fixed at the bottom of the bed body 1, mounting plates 3 are fixed at the tops of the outer walls of the two sides of the collecting box 2, mounting holes are formed in the tops of the mounting plates 3 and are distributed equidistantly, the mounting plates 3 are fixed at the bottom of the bed body 1 through bolts, a cover plate 4 is hinged to the front surface of the collecting box 2, the cover plate 4 is connected with the collecting box 2 through a buckle, a servo motor 5 is installed on the outer wall of one end of the bed body 1, threaded rods 6 are rotatably connected to the inner walls of the two ends of the bed body 1, slide rods 7 fixed to the inner walls of the two ends of the bed body 1 are arranged on the two sides of the threaded rods 6, movable blocks 8 are respectively connected with a movable block 8 in a penetrating manner, threaded holes matched with the threaded rods 6 are formed in the outer wall of one side of the movable blocks 8, through holes matched with the slide rods 7 are formed in the two ends of the outer wall of one side of the movable blocks 8, one end of the threaded rod 6 is fixedly connected with an output shaft of the servo motor 5 through a coupler, the top of the movable block 8 is fixedly provided with an installation block 9, the outer wall of one side of the installation block 9 is provided with a first driving motor 10, and the other end of the installation block 9 is rotatably connected with a clamping mechanism 11;

the clamping mechanism 11 comprises a sleeve 12, clamping blocks 13, fixed blocks 14, two-way screw rods 15 and fixing rods 16, a through hole is formed in the outer wall of one end of the mounting block 9, a rotating shaft is rotatably connected in the through hole through a bearing, one end of the rotating shaft is connected and fixed with an output shaft of the first driving motor 10 through a coupler, the other end of the rotating shaft is connected and fixed with the outer wall of one end of the sleeve 12, the two clamping blocks 13 are arranged at two ends in the sleeve 12, the two fixed blocks 14 are fixed at two sides in the sleeve 12, the two-way screw rods 15 are arranged at one side of the sleeve 12, the fixing rods 16 are arranged at the other side of the sleeve 12, sliding grooves are formed in the outer walls of two sides of the sleeve 12, the clamping blocks 13 are in sliding fit with the sliding grooves, the fixed blocks 14 are fixed on the inner walls of two sides of the sliding grooves, one fixed block 14 is rotatably connected with the two-way screw rods 15, the other fixed block 14 is inserted and fixed with the fixing rods 16, the two-way screw rods 15 are in threaded connection with the two clamping blocks 13, the dead lever 16 forms sliding fit with two clamp splice 13, and the top of the bed body 1 is fixed with protection frame 17, and one side inner wall of protection frame 17 is fixed with mounting bracket 18, and second driving motor 19 is installed to the one end inner wall of mounting bracket 18, and the other end outer wall of mounting bracket 18 rotates and is connected with through the driven dull polish wheel 20 of second driving motor 19.

The threaded rod 6 is driven to rotate by the rotation of the servo motor 5, the threaded rod 6 drives the threaded movable block 8 to slide on the sliding rod 7, so that a workpiece on the movable block 8 can be far away from the rotating grinding wheel 20, the workpiece is very safe to mount and dismount, and the accident that the workpiece is cut by the grinding wheel 20 due to the worry of an operator is avoided;

the protection frame 17 through setting up is completely cut off the polishing of work piece and is in operating personnel's health, makes the piece that produces can not hurt the human body, and protection frame 17 can carry on spacingly to clastic dropping simultaneously, and the collecting box 2 of cooperation below makes the piece drop in collecting box 2, makes things convenient for operating personnel to carry out clastic clearance.

Example 2:

the embodiment is optimized on the basis of embodiment 1, and specifically comprises the following steps:

the front surface of the protective frame 17 is provided with an observation port, two ends of the observation port are provided with transparent observation windows in a staggered manner, and the two transparent observation windows are in sliding fit with the observation port;

through the setting of transparent observation window for when protecting operating personnel, can let operating personnel observe the progress of polishing, and through sliding transparent observation window, can let protective frame 17 operation window appear, removed the step of seting up the frame door in addition on protective frame 17 from.

The working principle is as follows:

the transparent observation window that will keep away from dull polish wheel 20 one side slides, make it form an operation window, place the work piece in sleeve 12, it is fixed to rotate two-way screw rod 15 and make two clamp splice 13 be close to each other and carry out the centre gripping to the work piece, close transparent observation window after, it is rotatory to drive dull polish wheel 20 through second driving motor 19, it rotates drive threaded rod 6 through servo motor 5 and rotates, threaded rod 6 drives the movable block 8 of spiro union and slides on slide bar 7, let the work piece on the movable block 8 be close to rotatory dull polish wheel 20 and polish, the piece that produces of polishing spatters protection frame 17 and transparent observation window and falls down in collecting box 2, open apron 4 after polishing and clear up the piece in collecting box 2.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The flat grinder convenient for clamping and fixing workpieces comprises a bed body (1) and is characterized in that a collecting box (2) is fixed at the bottom of the bed body (1), a servo motor (5) is installed on the outer wall of one end of the bed body (1), threaded rods (6) are rotatably connected to the inner walls of the two ends of the bed body (1), slide rods (7) fixed to the inner walls of the two ends of the bed body (1) are arranged on the two sides of each threaded rod (6), movable blocks (8) are connected to the threaded rods (6) and the slide rods (7) in a penetrating mode, a mounting block (9) is fixed to the top of each movable block (8), a first driving motor (10) is installed on the outer wall of one side of each mounting block (9), and the other end of each mounting block (9) is rotatably connected with a clamping mechanism (11);

fixture (11) include sleeve (12), set up in clamp splice (13) at the inside both ends of sleeve (12), be fixed in fixed block (14) of the inside both sides of sleeve (12), set up in two-way screw rod (15) of sleeve (12) one side and set up in dead lever (16) of sleeve (12) opposite side, the top of the bed body (1) is fixed with protective frame (17), and one side inner wall of protective frame (17) is fixed with mounting bracket (18), second driving motor (19) are installed to the one end inner wall of mounting bracket (18), and the other end outer wall of mounting bracket (18) rotates and is connected with through second driving motor (19) driven dull polish wheel (20).

2. The surface grinding machine convenient for clamping and fixing workpieces as claimed in claim 1, characterized in that mounting plates (3) are fixed on the tops of the outer walls of the two sides of the collecting box (2), mounting holes are formed in the tops of the mounting plates (3) and are distributed equidistantly, the mounting plates (3) are fixed at the bottom of the bed body (1) through bolts, a cover plate (4) is hinged to the front face of the collecting box (2), and the cover plate (4) is connected with the collecting box (2) through a buckle.

3. The surface grinding machine convenient for clamping and fixing workpieces as claimed in claim 1, characterized in that a threaded hole matched with the threaded rod (6) is formed in the outer wall of one side of the movable block (8), through holes matched with the slide rod (7) are formed in both ends of the outer wall of one side of the movable block (8), and one end of the threaded rod (6) is connected and fixed with an output shaft of the servo motor (5) through a coupler.

4. The surface grinding machine convenient for clamping and fixing workpieces as claimed in claim 1, characterized in that a through hole is formed in the outer wall of one end of the mounting block (9), a rotating shaft is rotatably connected in the through hole through a bearing, one end of the rotating shaft is fixedly connected with an output shaft of the first driving motor (10) through a coupler, and the other end of the rotating shaft is fixedly connected with the outer wall of one end of the sleeve (12).

5. The surface grinding machine convenient for clamping and fixing the workpiece as claimed in claim 1, wherein the outer walls of two sides of the sleeve (12) are provided with sliding grooves, the clamping blocks (13) are in sliding fit with the sliding grooves, the fixing blocks (14) are fixed on the inner walls of two sides of the sliding grooves, one fixing block (14) is rotatably connected with the two-way screw rod (15), the other fixing block (14) is fixedly inserted into the fixing rod (16), the two-way screw rod (15) is in threaded connection with the two clamping blocks (13), and the fixing rod (16) is in sliding fit with the two clamping blocks (13).

6. The surface grinding machine convenient for clamping and fixing workpieces as claimed in claim 1, characterized in that the front surface of the protective frame (17) is provided with an observation port, and two ends of the observation port are provided with transparent observation windows in a staggered manner, and the two transparent observation windows are in sliding fit with the observation port.