CN212859067U

CN212859067U - Precise grinding machine fixture

Info

Publication number: CN212859067U
Application number: CN202021180840.8U
Authority: CN
Inventors: 王春生
Original assignee: Zhengzhong Mould Precision Manufacturing Langfang Co ltd
Current assignee: Zhengzhong Mould Precision Manufacturing Langfang Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-04-02
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a precise grinding machine clamp in the technical field of grinding machine clamps, which comprises a mounting seat, wherein two groups of guide blocks are fixedly provided with a fixed disc at the top part, two groups of fixed disc top circle centers are movably provided with connecting columns through bearings, one side of the movable disc top part close to the center of a guide plate is inserted with a bayonet lock, two groups of movable disc top parts are respectively provided with a gradient adjusting structure with the same structure, two groups of gradient adjusting structures are respectively provided with adjusting columns with the same structure, and two groups of adjusting column tops are respectively and fixedly provided with a conversion clamping piece with the same structure, the utility model can carry out corresponding conversion adjustment and use according to a workpiece, greatly reduces the use cost and simultaneously improves the work efficiency, and simultaneously can drive two groups of guide blocks to be close to or away from each other through a bidirectional screw rod and a threaded sleeve to realize, the height adjustment of the clamped workpiece is conveniently realized by arranging the adjusting columns.

Description

Precise grinding machine fixture

Technical Field

The utility model relates to a grinding machine anchor clamps technical field specifically is accurate grinding machine anchor clamps.

Background

A grinding machine is a machine tool that grinds the surface of a workpiece using a grinding tool. Most grinding machines use a grinding wheel rotating at a high speed for grinding, and a few grinding machines use other grinding tools such as oilstone and abrasive belt and free abrasive materials for processing, such as honing machines, superfinishing machines, abrasive belt grinding machines, polishing machines and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an accurate grinding machine anchor clamps to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the precise grinding machine fixture comprises a mounting seat, wherein the left side and the right side of the top of the mounting seat are respectively and fixedly provided with a supporting plate, a guide plate is fixedly arranged at the top between two groups of supporting plates, the left side and the right side of the upper part of the guide plate are respectively and transversely provided with a guide port penetrating through the upper surface and the lower surface of the guide plate, the left side and the right side of the guide plate are respectively and movably provided with a matched guide block, the bottoms of the two groups of guide blocks are respectively and fixedly provided with a threaded sleeve, the two groups of threaded sleeves are respectively and threadedly sleeved on the left side and the right side of the outer wall of a bidirectional screw rod, the left end of the bidirectional screw rod is movably connected with the outer wall of the right side of the left supporting plate through a bearing, the right end of the, the adjustable inclination adjusting device is characterized in that a clamping pin is inserted into one side, close to the center of the guide plate, of the top of the movable disc, a plurality of groups of clamping blind holes matched with the clamping pin are formed in the annular array at the top of the fixed disc, the movable disc top is provided with inclination adjusting structures with the same structure, the inclination adjusting structures are two groups of adjusting columns with the same structure, and the adjusting column tops are fixedly provided with conversion clamping pieces with the same structure.

Further, the inclination adjustment structure is including fixing the U-shaped seat at the activity dish top, the U-shaped seat internal rotation is provided with the pivot, the fixed cover of regulation post is established at the pivot outer wall, the pivot front end runs through U-shaped seat front side and spiro union has the stopper, pivot outer wall front end cover is equipped with the connection pad, the connection pad is located U-shaped seat front side, connection pad centre of a circle department sets up the through-hole that matches with the pivot, and through-hole inner wall annular array is provided with the multiunit slider, and pivot outer wall front side annular array vertically sets up the spout that multiunit and slider matched, pivot outer wall cover is equipped with reset spring, reset spring is located between stopper and the connection pad, the connection pad is close to the fixed inserted bar that is provided with in one side outer wall top of U-shaped seat, the jack that multiunit and inserted bar matched is seted up.

Furthermore, adjust the post including fixed cover establish the loop bar at the pivot outer wall, loop bar top activity is pegged graft and is had the movable rod, the movable rod top and conversion holder bottom fixed connection, loop bar front side outer wall top is pegged graft and is had the bolt, the screw that matches with the bolt is evenly seted up from last to down to the movable rod front side outer wall.

Further, the conversion clamping piece comprises an L-shaped plate fixedly connected with the top of the movable rod, a movable plate is arranged above the L-shaped plate, an adjusting screw is inserted into one side of the top of the movable plate far away from the center of the guide plate in a threaded manner, the bottom end of the adjusting screw is movably connected with the outer wall of the top of the L-shaped plate through a bearing, an arc-shaped clamping block is arranged on one side of the L-shaped plate far away from the center of the guide plate through screw fixation, guide rods are arranged on the front and back of one side of the top of the movable plate far away from the center of the guide plate in a penetrating manner, the bottoms of the two.

Furthermore, one side of the movable plate, which is opposite to the L-shaped plate and close to the center of the guide plate, is provided with a rubber pad, one side of the arc-shaped clamping block, which is far away from the center of the guide plate, is provided with an arc-shaped groove, and the outer wall of the arc-shaped groove is provided with the rubber pad.

Furthermore, the mounting seat is uniformly provided with mounting holes penetrating through the upper surface and the lower surface of the mounting seat.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model can fix the plate-shaped workpiece, the two ends of the workpiece can be positioned between the movable plate and the L-shaped plate on the left and right sides, the movable plate can be moved by rotating the adjusting screw, thereby fixing the plate-shaped workpiece, when fixing the curved-surface-shaped workpiece, the connecting plate can be rotated by pulling the connecting plate to separate the inserted rod from the jack, the rotating shaft can be rotated, the inclination angle of the adjusting column can be adjusted according to the curved-surface radius of the curved-surface-shaped workpiece, after adjustment, the two ends of the curved-surface-shaped workpiece are positioned between the movable plate and the L-shaped plate on the left and right sides, the movable plate can be moved by rotating the adjusting screw, thereby fixing the curved-surface-shaped workpiece, when fixing the cylindrical-shaped workpiece, the bayonet lock is pulled out, the adjusting column is rotated to enable the conversion clamping piece to rotate to enable the left and right side arc-, carry out corresponding conversion according to the work piece and adjust the use, greatly reduced use cost improves work efficiency simultaneously, can drive two sets of guide blocks through two-way lead screw, threaded sleeve simultaneously and be close to each other or keep away from each other, realizes the interval adjustment of two sets of conversion holders, conveniently realizes the work piece height control of centre gripping through setting up the regulation post.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a left side view of the structure of the inclination adjusting structure of the present invention.

In the figure: 1. a mounting seat; 2. a support plate; 3. a guide plate; 4. a guide block; 5. a threaded sleeve; 6. a bidirectional lead screw; 7. fixing the disc; 8. a movable tray; 9. a bayonet lock; 10. an inclination adjusting structure; 101. a U-shaped seat; 102. a rotating shaft; 103. a limiting block; 104. a connecting disc; 105. a chute; 106. a return spring; 107. inserting a rod; 11. an adjustment column; 111. a loop bar; 112. a movable rod; 113. a bolt; 12. a converting clamp; 121. an L-shaped plate; 122. a movable plate; 123. adjusting the screw rod; 124. a guide bar; 125. an arc-shaped clamping block; 126. and (7) a rubber pad.

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.

Referring to fig. 1-2, the present invention provides a technical solution: the precise grinding machine fixture comprises an installation base 1, wherein the installation base 1 plays a role in supporting and installing a structure, supporting plates 2 are fixedly arranged on the left side and the right side of the top of the installation base 1, the supporting plates 2 play a role in supporting and installing the structure, a guide plate 3 is fixedly arranged on the top between the two groups of supporting plates 2, guide openings (not shown in the figure) penetrating through the upper surface and the lower surface of the guide plate 3 are transversely formed in the left side and the right side of the guide plate 3, matched guide blocks 4 are movably arranged in the left side and the right side of the guide openings, and the guide openings are convenient for the guide blocks 4;

referring to fig. 1, threaded sleeves 5 are fixedly arranged at the bottoms of two groups of guide blocks 4, the two groups of threaded sleeves 5 are respectively sleeved on the left side and the right side of the outer wall of a bidirectional screw 6 in a threaded manner, the left end of the bidirectional screw 6 is movably connected with the outer wall of the right side of a left support plate 2 through a bearing, the right end of the bidirectional screw 6 penetrates through the right support plate 2 and is fixedly provided with a driving wheel, and the bidirectional screw 6 conveniently drives the two groups of threaded sleeves 5 to be close to or away from each other, so that the distance;

referring to fig. 1, fixed disks 7 are fixedly arranged at the tops of two groups of guide blocks 4, the fixed disks 7 are conveniently matched with movable disks 8, connecting columns are movably arranged at the centers of circles of the tops of the two groups of fixed disks 7 through bearings, the movable disks 8 are convenient to rotate, the arc-shaped clamping blocks 125 are switched and used, the movable disks 8 are fixedly arranged at the tops of the connecting columns, clamping pins 9 are inserted into one sides, close to the centers of the guide plates 3, of the tops of the movable disks 8, multiple groups of clamping blind holes (not shown in the figure) matched with the clamping pins 9 are formed in an annular array at the tops of the fixed disks 7, and after rotation adjustment is performed, the clamping pins 9 are inserted;

referring to fig. 1, the tops of the two groups of movable plates 8 are provided with inclination adjusting structures 10 with the same structure, so that curved surface workpieces can be conveniently fixed and adjusted according to the curved surface radius of the curved surface workpieces, adjusting columns 11 with the same structure are arranged in the two groups of inclination adjusting structures 10, and the adjusting columns 11 are convenient for clamping the height;

referring to fig. 1, the top of each of the two groups of adjusting columns 11 is fixedly provided with a converting clamping member 12 having the same structure, and the converting clamping member 12 is convenient for converting a clamped plate-shaped, curved or cylindrical workpiece.

As shown in fig. 2: the inclination adjusting structure 10 comprises a U-shaped seat 101 fixed on the top of the movable disc 8, the U-shaped seat 101 can be fixed on the top of the movable disc 8 by means of screws or bolts, a rotating shaft 102 is rotatably arranged in the U-shaped seat 101, the rotating shaft 102 is used for driving an adjusting column 11 to rotate, the adjusting column 11 is fixedly sleeved on the outer wall of the rotating shaft 102, the adjusting column 11 is positioned in the U-shaped seat 101, the front end of the rotating shaft 102 penetrates through the front side of the U-shaped seat 101 and is screwed with a limiting block 103, the limiting block 103 plays a limiting role and is conveniently detached by means of screwing, a connecting disc 104 is sleeved at the front end of the outer wall of the rotating shaft 102, the connecting disc 104 is positioned at the front side of the U-shaped seat 101, a through hole matched with the rotating shaft 102 is formed in the circle center of the connecting disc 104, a plurality of sets of sliders (not shown in the figure) are arranged in an, a plurality of groups of sliding grooves 105 matched with the sliding blocks are longitudinally formed in the annular array on the front side of the outer wall of the rotating shaft 102, a return spring 106 is sleeved on the outer wall of the rotating shaft 102, when the return spring 106 is not used, the insertion rod 107 is always positioned in the insertion hole, the return spring 106 is positioned between the limiting block 103 and the connecting disc 104, one end of the return spring 106 is fixed with the limiting block 103, the other end of the return spring 106 is fixed with the connecting disc 104, the insertion rod 107 is fixedly arranged at the top of the outer wall on one side of the connecting disc 104, which is close to the U-shaped seat 101, a plurality of groups of insertion holes (not shown in the figure) matched with the insertion rods 107 are formed in the annular array on the;

as shown in fig. 1: the adjusting column 11 comprises a sleeve rod 111 fixedly sleeved on the outer wall of the rotating shaft 102, a movable rod 112 is movably inserted in the top of the sleeve rod 111, the top of the movable rod 112 is fixedly connected with the bottom of the conversion clamping part 12, a bolt 113 is inserted in the top of the outer wall of the front side of the sleeve rod 111, screw holes matched with the bolt 113 are uniformly formed in the outer wall of the front side of the movable rod 112 from top to bottom, the using length of the adjusting column 11 can be adjusted by screwing the bolt 113, and after the adjusting, the fixing after the length adjustment can be realized by screwing the bolt 113 into the corresponding screw hole;

as shown in fig. 1: the conversion clamping member 12 comprises an L-shaped plate 121 fixedly connected with the top of the movable rod 112, the L-shaped plate 121 plays a role of supporting and mounting structure, a movable plate 122 is arranged above the L-shaped plate 121, the movable plate 122 is used for matching with the L-shaped plate 121 to clamp a workpiece, an adjusting screw 123 is inserted into a thread on one side of the top of the movable plate 122, which is far away from the center of the guide plate 3, a thread through hole matched with the adjusting screw 123 is formed in the movable plate 122, a driving disc for a user to manually rotate is fixedly arranged at the top end of the adjusting screw 123, the bottom end of the adjusting screw 123 is movably connected with the outer wall of the top of the L-shaped plate 121 through a bearing, an arc-shaped clamping block 125 is fixedly arranged on one side of the L-shaped plate 121, which is far away from the center of the guide plate 3, the arc-shaped clamping, the arrangement of the guide rods 124 prevents the movable plate 122 from rotating, the bottom ends of the two groups of guide rods 124 are fixed to the outer wall of the top of the L-shaped plate 121, and the two groups of guide rods 124 are located outside the adjusting screw 123;

as shown in fig. 1: one side, close to the center of the guide plate 3, of the opposite side of the movable plate 122 and the L-shaped plate 121 is provided with a rubber pad 126, the rubber pad 126 is used for contacting a workpiece, so that on one hand, slipping during fixing is avoided, the clamping force is improved, on the other hand, damage to the workpiece due to overlarge clamping force is avoided, an arc-shaped groove is formed in one side, away from the center of the guide plate 3, of the arc-shaped clamping block 125, the rubber pad 126 is arranged on the outer wall of the arc-shaped groove, and the arc;

as shown in fig. 1: the mounting base 1 is uniformly provided with mounting holes penetrating through the upper surface and the lower surface of the mounting base, so that the clamp can be conveniently mounted at a designated position on a grinding machine by adopting an external fixing part (such as a screw or a bolt).

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Accurate grinding machine anchor clamps, including mount pad (1), its characterized in that: the left side and the right side of the top of the mounting seat (1) are respectively and fixedly provided with a support plate (2), a guide plate (3) is fixedly arranged at the top between the two groups of support plates (2), guide ports penetrating through the upper surface and the lower surface of the guide plate are transversely formed in the left side and the right side of the upper surface of the guide plate (3), matched guide blocks (4) are movably arranged in the left side and the right side of the guide ports, the bottoms of the two groups of guide blocks (4) are respectively and fixedly provided with a threaded sleeve (5), the two groups of threaded sleeves (5) are respectively and threadedly sleeved on the left side and the right side of the outer wall of a bidirectional screw rod (6), the left end of the bidirectional screw rod (6) is movably connected with the outer wall of the right side of the left support plate (2) through a bearing, the right end of the bidirectional screw rod (6) penetrates through the right support plate (2, and the fixed activity dish (8) that is provided with in spliced pole top, one side that activity dish (8) top is close to deflector (3) center is pegged graft and is had bayonet lock (9), the block blind hole that multiunit and bayonet lock (9) match is seted up to fixed disk (7) top annular array, and is two sets of activity dish (8) top all is provided with the gradient adjustment structure (10) that the structure is the same, and is two sets of all be provided with the regulation post (11) that the structure is the same in gradient adjustment structure (10), two sets of it all fixes conversion holder (12) that are provided with the structure is the same at regulation post (11) top.

2. The precision grinding machine fixture of claim 1, wherein: the inclination adjusting structure (10) comprises a U-shaped seat (101) fixed at the top of the movable disc (8), a rotating shaft (102) is arranged in the U-shaped seat (101) in a rotating mode, an adjusting column (11) is fixedly sleeved on the outer wall of the rotating shaft (102), the front end of the rotating shaft (102) penetrates through the front side of the U-shaped seat (101) and is screwed with a limiting block (103), a connecting disc (104) is sleeved at the front end of the outer wall of the rotating shaft (102), the connecting disc (104) is located on the front side of the U-shaped seat (101), a through hole matched with the rotating shaft (102) is formed in the circle center of the connecting disc (104), a plurality of groups of sliding blocks are arranged in an annular array on the inner wall of the through hole, a plurality of sliding grooves (105) matched with the sliding blocks are longitudinally formed in the annular array on the front side of the outer wall of the rotating shaft (102), a reset, the plug-in rod type socket is characterized in that a plug-in rod (107) is fixedly arranged at the top of the outer wall of one side, close to the U-shaped seat (101), of the connecting disc (104), and a plurality of groups of plug holes matched with the plug-in rod (107) are formed in the annular array of the outer wall of the front side of the U-shaped seat (101).

3. The precision grinding machine fixture of claim 2, wherein: adjust post (11) and establish loop bar (111) at pivot (102) outer wall including fixed cover, loop bar (111) top activity is pegged graft and is had movable rod (112), movable rod (112) top and conversion holder (12) bottom fixed connection, loop bar (111) front side outer wall top is pegged graft and is had bolt (113), the screw that matches with bolt (113) is evenly seted up from last to down to movable rod (112) front side outer wall.

4. A precision grinding machine fixture as claimed in claim 3, wherein: conversion holder (12) include with movable rod (112) top fixed connection's L shaped plate (121), L shaped plate (121) top is provided with fly leaf (122), one side screw thread grafting that deflector (3) center was kept away from at fly leaf (122) top has adjusting screw (123), adjusting screw (123) bottom is through bearing and L shaped plate (121) top outer wall swing joint, one side at deflector (3) center is kept away from in L shaped plate (121) is provided with arc grip block (125) through the fix with screw, run through around one side at deflector (3) center is kept away from at fly leaf (122) top and be provided with guide arm (124), and two sets of guide arm (124) bottom all with L shaped plate (121) top outer wall fixed, two sets of guide arm (124) all are located adjusting screw (123) outside.

5. The precision grinding machine fixture of claim 4, wherein: one side that fly leaf (122) and L shaped plate (121) relative one side is close to deflector (3) center all is provided with rubber pad (126), one side that deflector (3) center was kept away from in arc grip block (125) is provided with the arc wall, and the arc wall outer wall is provided with rubber pad (126).

6. The precision grinding machine fixture of claim 1, wherein: the mounting seat (1) is uniformly provided with mounting holes penetrating through the upper surface and the lower surface of the mounting seat.