CN218697597U

CN218697597U - Reversible fixture structure of grinding machine

Info

Publication number: CN218697597U
Application number: CN202222808641.2U
Authority: CN
Inventors: 张建; 周祥
Original assignee: Suzhou Rijin Mould Co ltd
Current assignee: Suzhou Rijin Mould Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-03-24
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a grinding machine anchor clamps structure that can overturn, the on-line screen storage device comprises a base, the standing groove has been seted up on its top, the inside of standing groove is provided with upset fixture, upset fixture is including the rotor plate, the bracing piece, centre gripping subassembly and locating component, the rotor plate is located the inner chamber of standing groove, the both sides side of rotor plate respectively with a plurality of bracing piece fixed connection, the spout has all been seted up to the both sides side of standing groove inner wall, the bracing piece is connected with the inner chamber of spout, logical groove has been seted up on the top of rotor plate, the centre gripping subassembly is located the inside in logical groove, locating component is connected with the centre gripping subassembly. The utility model discloses utilize rotor plate, bracing piece, centre gripping subassembly and locating component matched with mode of setting, lift one side of rotor plate for wherein two bracing pieces break away from the spout, and use two other bracing pieces to rotate the rotor plate as the centre of a circle, and slide among the inner chamber of spout, can overturn the work piece together with the rotor plate, avoid frequent loading and unloading, improve the efficiency of polishing of grinding machine.

Description

Reversible fixture structure of grinding machine

Technical Field

The utility model relates to a grinding machine anchor clamps technical field, in particular to grinding machine anchor clamps structure that can overturn.

Background

A grinding machine is a machine tool that grinds the surface of a workpiece using a grinding tool. Most grinding machines perform grinding using a grinding wheel rotating at high speed, and a few grinding machines perform grinding using a free abrasive and other grindstones such as oilstone and abrasive belt.

Grinding machine when polishing the work piece, need fix the back with the work piece earlier and just can polish, current grinding machine is with anchor clamps complex operation of polishing, and for the smoothness degree that increases workpiece surface, the work piece need carry out the repetition of tow sides and polish, and current anchor clamps are not convenient for overturn the work piece after the centre gripping, only can load and unload the work piece many times, just can realize the upset of work piece, and is comparatively troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grinding machine anchor clamps structure that can overturn to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the reversible clamp structure of the grinding machine comprises a base, wherein a placing groove is formed in the top end of the base;

the inside of the placing groove is provided with an overturning clamping mechanism;

upset fixture is including rotor plate, bracing piece, centre gripping subassembly and locating component, the rotor plate is located the inner chamber of standing groove, the both sides side of rotor plate respectively with a plurality of bracing piece fixed connection, the spout has all been seted up to the both sides side of standing groove inner wall, the spout cross-section is the C font, the bracing piece is connected with the inner chamber of spout slip interlude, logical groove has been seted up on the top of rotor plate, the centre gripping subassembly is located the inside in groove, locating component is connected with the centre gripping subassembly.

Preferably, the clamping assembly comprises a movable plate, a bidirectional screw and a clamping plate, the movable plate is located in the through groove inner cavity, the clamping groove is formed in one side, opposite to the movable plate, of the movable plate, the bidirectional screw is connected with the clamping groove in a rotating and penetrating mode, and the clamping plate is connected with the bidirectional screw in a threaded and penetrating mode.

Preferably, locating component is including slider and fixed pin, the sliding tray has all been seted up to the both sides side that leads to the inslot wall, two the slider all alternates with the inner chamber slip of spout and is connected, the both sides side of movable plate respectively with two slider fixed connection, the fixed orifices has been seted up on the top of slider, the fixed pin alternates with the inner chamber screw thread of fixed orifices and is connected.

Preferably, a plurality of locating holes are formed in the top end of the rotating plate at equal intervals, and the fixing pins are connected with the inner cavities of the locating holes in a sliding penetrating mode.

Preferably, a support groove is formed in the bottom end of the inner wall of the placing groove, the moving plate is connected with an inner cavity of the support groove in a sliding and penetrating mode, and the cross section of the support groove is T-shaped.

Preferably, the inner cavity of the clamping groove is fixedly connected with two sliding rods, and the two clamping plates are connected with the sliding rods in a sliding and penetrating manner.

Preferably, the communicating fixed slot with the standing groove has been seted up on the top of base, the fixed slot inner chamber is provided with the fixed plate, one side of fixed plate is rotated and is alternated and be connected with the threaded rod, the threaded rod alternates with one side screw thread of base and is connected, the constant head tank has all been seted up to the both sides of rotor plate, the fixed plate alternates with the inner chamber slip of constant head tank and is connected.

The utility model discloses a technological effect and advantage:

(1) The utility model utilizes the setting mode of the rotating plate, the supporting rods, the clamping components and the positioning components to lift one side of the rotating plate, so that two of the supporting rods are separated from the chute, the rotating plate is rotated by taking the other two supporting rods as the circle center, and the other two supporting rods slide in the inner cavity of the chute, thus the workpiece clamped by the clamping components can be overturned together with the rotating plate, the frequent loading and unloading are avoided, and the grinding efficiency of the grinding machine is improved;

(2) The utility model discloses utilize centre gripping subassembly and locating component matched with to set up the mode, fix the position at the difference with the centre gripping subassembly through the fixed pin to through the interval between two grip blocks of two-way screw rod adjustment, thereby can carry out the centre gripping to the work piece of different specifications, simple structure and application scope are wider.

Drawings

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

Fig. 2 is a schematic view of the top view of the present invention.

Fig. 3 is a schematic view of the front internal structure of the present invention.

Fig. 4 is an enlarged schematic structural view of a in fig. 3 according to the present invention.

Fig. 5 is a schematic view of the base structure of the present invention.

Fig. 6 is an enlarged schematic structural diagram of the present invention at B in fig. 3.

In the figure: 1. a base; 2. turning over the clamping mechanism; 21. a rotating plate; 22. a support bar; 23. a clamping assembly; 231. moving the plate; 232. a bidirectional screw; 233. a clamping plate; 24. a positioning assembly; 241. a slider; 242. a fixing pin; 3. a slide bar; 4. a fixing plate; 5. a threaded rod.

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.

The utility model provides a reversible clamp structure of a grinding machine as shown in figures 1-6, which comprises a base 1, wherein the top end of the base is provided with a placing groove;

the inside of the placing groove is provided with an overturning clamping mechanism 2;

upset fixture 2 is including rotor plate 21, bracing piece 22, centre gripping subassembly 23 and locating component 24, rotor plate 21 is located the inner chamber of standing groove, rotor plate 21's both sides respectively with a plurality of bracing piece 22 fixed connection, the spout has all been seted up to the both sides side of standing groove inner wall, the spout cross-section is the C font, bracing piece 22 is connected with the inner chamber sliding interlude of spout, logical groove has been seted up on rotor plate 21's top, centre gripping subassembly 23 is located the inside in logical groove, locating component 24 is connected with centre gripping subassembly 23, lift up one side of rotor plate 21, make wherein two bracing pieces 22 break away from the spout, and rotate rotor plate 21 with two other bracing pieces 22 as the centre of a circle, and make two other bracing pieces 22 slide among the inner chamber of spout, can overturn together with rotor plate 21 the work piece that centre gripping subassembly 23 gripped, thereby avoid frequent loading and unloading, the efficiency of polishing of grinding machine is improved.

Clamping assembly 23 is including movable plate 231, two-way screw rod 232 and grip block 233, and two movable plates 231 all are located logical inslot cavity, and the centre gripping groove has all been seted up to one side that two movable plates 231 are relative, and two-way screw rod 232 rotates with the inner chamber in centre gripping groove to alternate and is connected, and two grip blocks 233 all alternate with two-way screw rod 232 screw thread to be connected, through rotating two-way screw rod 232 to can make two grip block 233 relative motion, thereby can carry out the centre gripping to the work piece of different specifications.

Locating component 24 is including slider 241 and fixed pin 242, the sliding tray has all been seted up to the both sides side that leads to the inslot wall, two sliders 241 all alternate with the inner chamber slip of spout and be connected, the both sides side of movable plate 231 respectively with two slider 241 fixed connection, the fixed orifices has been seted up on the top of slider 241, fixed pin 242 alternates with the inner chamber screw thread of fixed orifices and is connected, a plurality of locating holes have been seted up to the top equidistance of rotor plate 21, fixed pin 242 alternates with the inner chamber slip of locating hole and be connected, the different locating holes of interlude and the position of having adjusted two centre gripping subassemblies 23 with slider 241 screw thread interlude through fixed pin 242, thereby the application scope of centre gripping subassembly 23 has been increased.

Support groove has been seted up to the bottom of standing groove inner wall, and movable plate 231 and the inner chamber sliding alternate of supporting the groove are connected, and the cross-section of supporting the groove is the T font, supports the groove and has played support and spacing effect to movable plate 231, and the shape of T font is convenient to rotate back two-way screw rod 232 at rotor plate 21 and can be placed to do not influence the upset effect.

The inner cavity of centre gripping groove fixedly connected with two slide bars 3, two grip blocks 233 all slide with slide bar 3 and alternate and be connected, slide bar 3 has played the limiting displacement when moving grip blocks 233, and grip blocks 233 can only carry out the ascending motion of vertical direction along slide bar 3.

The communicating fixed slot with the standing groove has been seted up on base 1's top, fixed slot inner chamber is provided with fixed plate 4, one side of fixed plate 4 is rotated and is alternated and be connected with threaded rod 5, threaded rod 5 alternates with one side screw thread of base 1 and is connected, the constant head tank has all been seted up to the both sides of rotor plate 21, fixed plate 4 alternates with the inner chamber of constant head tank in a sliding manner and is connected, can make fixed plate 4 alternate the inside of advancing the constant head tank through rotating threaded rod 5, thereby carry on spacingly to rotor plate 21, thereby make the work piece of centre gripping fix on the rotor plate 21, because of the skew on the vibrations emergence position when the grinding machine is polished, thereby influence the effect that the grinding machine was polished.

The utility model discloses theory of operation:

when the fixture is needed to be used, a workpiece to be machined can be placed inside the placing groove, the fixing pins 242 are screwed out, the moving plate 231 slides through the sliders 241, so that the workpiece is located between the clamping plates 233, the bidirectional screw 232 is rotated, the bidirectional screw 232 rotates, so that the workpiece is clamped by the two clamping plates 233 in the middle, after the workpiece is clamped, the fixing pins 242 penetrate through the positioning holes in the corresponding positions, the sliders 241 are fixed again, the workpiece is fixed on the rotating plate 21, the threaded rod 5 is rotated, the threaded rod 5 drives the fixing plate 4 to shrink into the inner cavity of the fixing groove and separate from the positioning groove, so that the fixing plate 4 is not used for positioning the rotating plate 21, one side of the rotating plate 21 can be lifted, so that the two supporting rods 22 are separated from the sliding groove, the rotating plate 21 is rotated by taking the other two supporting rods 22 as the circle centers, the other two supporting rods 22 slide in the inner cavity of the sliding groove while rotating, the clamped workpiece rotating plate 21 can be turned over together with the workpiece rotating plate 21 by 180 degrees, the threaded rod 5 can be turned over again after the turning over is finished, and the workpiece can be normally machined.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Grinder reversible fixture structure includes:

the top end of the base (1) is provided with a placing groove;

the method is characterized in that: the inside of the placing groove is provided with an overturning clamping mechanism (2);

upset fixture (2) are including rotor plate (21), bracing piece (22), centre gripping subassembly (23) and locating component (24), rotor plate (21) are located the inner chamber of standing groove, the both sides side of rotor plate (21) respectively with a plurality of bracing piece (22) fixed connection, the spout has all been seted up to the both sides side of standing groove inner wall, the spout cross-section is the C font, bracing piece (22) alternate with the inner chamber of spout is slided and is connected, logical groove has been seted up on the top of rotor plate (21), centre gripping subassembly (23) are located the inside that leads to the groove, locating component (24) are connected with centre gripping subassembly (23).

2. The reversible clamp structure of the grinding machine as claimed in claim 1, wherein the clamping assembly (23) comprises a moving plate (231), a bidirectional screw (232) and a clamping plate (233), two moving plates (231) are located in the inner cavity of the through groove, one sides of the two moving plates (231) opposite to each other are provided with clamping grooves, the bidirectional screw (232) is rotatably inserted into the inner cavity of the clamping grooves, and two clamping plates (233) are threadedly inserted into the bidirectional screw (232).

3. The invertible fixture structure of claim 2, wherein the positioning assembly (24) comprises a sliding block (241) and a fixing pin (242), sliding grooves are formed on both sides of the inner wall of the through groove, both sliding blocks (241) are slidably and alternately connected with the inner cavity of the sliding grooves, both sides of the movable plate (231) are respectively fixedly connected with both sliding blocks (241), a fixing hole is formed in the top end of each sliding block (241), and the fixing pin (242) is threadedly and alternately connected with the inner cavity of the fixing hole.

4. The reversible fixture structure of a grinding machine as claimed in claim 3, characterized in that the top end of the rotating plate (21) is provided with a plurality of positioning holes at equal intervals, and the fixing pins (242) are slidably inserted into the inner cavities of the positioning holes.

5. The invertible fixture structure of claim 2, wherein a supporting groove is formed at the bottom end of the inner wall of the placing groove, the moving plate (231) is slidably inserted into the inner cavity of the supporting groove, and the cross section of the supporting groove is T-shaped.

6. The invertible clamp structure of a grinding machine according to claim 2, wherein two slide bars (3) are fixedly connected to the inner cavity of the clamping groove, and both of the clamping plates (233) are slidably inserted into the slide bars (3).

7. The invertible fixture structure of claim 1, wherein the top end of the base (1) is provided with a fixing groove communicated with the placing groove, the inner cavity of the fixing groove is provided with a fixing plate (4), one side of the fixing plate (4) is rotatably and alternately connected with a threaded rod (5), the threaded rod (5) is in threaded and alternately connected with one side of the base (1), both sides of the rotating plate (21) are provided with positioning grooves, and the fixing plate (4) is slidably and alternately connected with the inner cavity of the positioning grooves.