CN210678323U

CN210678323U - Batch polishing clamp on surface grinding machine

Info

Publication number: CN210678323U
Application number: CN201921801909.1U
Authority: CN
Inventors: 徐伟新; 罗建华
Original assignee: Tonglu Keli Magnetic Material Co Ltd
Current assignee: Tonglu Keli Magnetic Material Co Ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-05
Anticipated expiration: 2029-10-24

Abstract

The utility model relates to an anchor clamps of polishing in batches on flat grinder relates to the technical field of anchor clamps of polishing. Sample workpieces are required to be completely filled in a clamping cavity in the conventional polishing clamp, and the strip-shaped pressing block can be tightly abutted against the plurality of sample workpieces, so that the stability during polishing is ensured; if the operator only needs a small part of sample work piece of polishing, this small part of sample work piece can't fill up the centre gripping cavity completely, just can not stably polish, has certain limitation. The compact structure among the anchor clamps of polishing in this scheme can move in the centre gripping cavity, and when not filling up the sample work piece in the centre gripping cavity, compact structure also can move to supporting tightly in the outmost of sample work piece to fixed sample work piece guarantees that the sample work piece is stable when polishing.

Description

Batch polishing clamp on surface grinding machine

Technical Field

The utility model belongs to the technical field of the technique of anchor clamps of polishing and specifically relates to an anchor clamps of polishing in batches on flat grinder is related to.

Background

A surface grinding machine is generally a grinding machine for performing a grinding process on a horizontal surface of a workpiece. The grinding wheel is mainly used for rotatably grinding the surface of a workpiece so that the workpiece can achieve the required flatness, the structure of the grinding wheel generally comprises a workbench arranged on a bed of a grinding machine, a grinding head of a grinding wheel structure is arranged above the workbench, and the grinding head is arranged on the bed through a supporting and moving device on one side of the workbench. In the existing partial grinding machine, in order to fix the workpiece in a clamping manner, an electromagnetic chuck is additionally arranged and is arranged on a workbench, so that when the workpiece to be machined is made of a magnetic conductive material, the workpiece can be directly sucked and fixed on the workbench to be machined by the electromagnetic chuck, the workpiece can be fixedly clamped conveniently and quickly.

For example, the chinese utility patent with the publication number CN 204487347U: the fixture frame is made of ferromagnetic materials, the fixture frame is horizontally arranged, the bottom surface of the fixture frame is a horizontal plane attached to the upper surface of the plate body, the middle of the fixture frame is a hollow clamping cavity with two penetrating ends, the horizontal area of the clamping cavity can be used for placing a plurality of sample workpieces in batches, and the elongated pressing block is adjusted through the rotary bolt to tightly press the sample workpieces.

The above prior art solutions have the following drawbacks: because the strip-shaped pressing block is not changeable, the clamping cavity of the clamp needs to be completely filled with the sample workpieces, and the strip-shaped pressing block can be tightly abutted against the plurality of sample workpieces, so that the stability during polishing is ensured; if the operator only needs a small part of sample work piece of polishing, this small part of sample work piece can't fill up the centre gripping cavity completely, just can not stably polish, has certain limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a batch anchor clamps of polishing on flat grinder, rectangular shape briquetting can be at the motion of centre gripping cavity edge horizontal direction to can lock rectangular shape briquetting, when making not fill up the sample work piece in the centre gripping cavity, still can support rectangular shape briquetting tightly in the sample work piece, stability when guaranteeing to polish.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a batch anchor clamps of polishing on flat grinder, includes the anchor clamps body, its characterized in that: the middle part of the clamp body is arranged in a hollow manner and forms a clamping cavity; a pressing structure is arranged in the clamp body, the pressing structure comprises a strip-shaped pressing block horizontally arranged on one side in the clamping cavity, third sliding grooves penetrate through the other two sides of the clamp body, and two ends of the strip-shaped pressing block slide through the two third sliding grooves of the clamping cavity; first sliding tray has been seted up on a side surface of anchor clamps body, a side surface of rectangular shape briquetting runs through there is the second sliding tray, sliding connection has clamping components in the juncture of first sliding tray and second sliding tray, clamping components includes that the butt keeps away from the fixation nut of rectangular shape briquetting one side in the anchor clamps body, slide the clamping screw who passes first sliding tray and second sliding tray, one side that the anchor clamps body was kept away from to rectangular shape briquetting is equipped with the butt piece, one side that the butt piece is close to rectangular shape briquetting is fixed with the thread bush, clamping screw threaded connection is in the thread bush.

By adopting the technical scheme, an operator puts batch sample workpieces to be processed into the clamping cavity along the vertical direction, the operator manually slides the strip-shaped pressing block, the strip-shaped pressing block moves in the third sliding groove along the direction close to the sample workpieces, the clamping assembly can move in the first sliding groove and the second sliding groove along with the movement of the strip-shaped pressing block, when the strip-shaped pressing block abuts against the sample workpieces, the operator circumferentially rotates the fixing nut, the fixing nut drives the fixing screw to rotate, the fixing screw is in threaded connection with the threaded sleeve, the abutting block and the fixing nut are close to each other, so that the strip-shaped pressing block is driven to abut against the groove wall of the third sliding groove, and the effect of fixing the strip-shaped pressing block is achieved; an operator uses the grinding machine to simultaneously grind a plurality of sample workpieces to be processed, and the defect that the sample workpieces are not stable enough when the sample workpieces needing to be ground cannot fill the clamping cavity is overcome.

Preferably: the edges and corners of the clamp body are chamfered.

Through adopting above-mentioned technical scheme, avoid the edges and corners of anchor clamps body to cause unexpected damage to the operator, strengthened the security of anchor clamps body when using in the mill.

Preferably: the clamping cavity is in an equilateral triangle shape.

Through adopting above-mentioned technical scheme for the sample work piece in batches is compressed tightly when fixed stronger in the centre gripping cavity.

Preferably: and the clamping assemblies are provided with two groups and are positioned in the second sliding grooves.

Through adopting above-mentioned technical scheme, stability when reinforcing clamping assembly presss from both sides tight to rectangular shape briquetting.

Preferably: one side of the strip-shaped pressing block is provided with a plurality of arc-shaped grooves matched with the sample workpiece.

By adopting the technical scheme, the contact area between the strip-shaped pressing block and the sample workpiece is increased, and the stability of the strip-shaped pressing block when the sample workpiece is clamped is enhanced.

Preferably: and a gasket is arranged on one side of the fixing nut close to the clamp body.

Through adopting above-mentioned technical scheme, increase the area of contact of fixation nut and anchor clamps body one side, reduced the pressure between fixation nut and the anchor clamps body, avoid causing too big wearing and tearing to fixation nut and anchor clamps body.

Preferably: handles are arranged at two ends of the strip-shaped pressing block.

By adopting the technical scheme, the sliding long-strip-shaped pressing block is convenient for an operator to slide.

Preferably: the peripheral wall of the handle is provided with friction grains.

Through adopting above-mentioned technical scheme, increase the frictional force between operator and the handle, make things convenient for the operator to hold the handle more.

To sum up, the utility model discloses a beneficial technological effect does:

1. in the scheme, the long-strip-shaped pressing block can move in the clamping cavity, and when the clamping cavity is not filled with the sample workpiece, the long-strip-shaped pressing block can be tightly abutted against the sample workpiece;

2. in this scheme, one side of rectangular shape briquetting be equipped with a plurality of with the convex recess of sample work piece complex, the clamping-force of rectangular shape briquetting of reinforcing.

Drawings

Fig. 1 is a schematic structural diagram according to the present embodiment of the present invention.

Fig. 2 is a schematic structural view of the compressing structure of fig. 1.

Fig. 3 is a partial cross-sectional view of the compression structure of fig. 2, showing the connection relationship within the compression structure.

Fig. 4 is a schematic view of the structure of the clamping assembly of fig. 1.

In the figure, 1, a clamping cavity; 2. a clamp body; 21. a first support arm; 22. a second support arm; 23. a third support arm; 24. a first sliding groove; 25. a third sliding groove; 3. a sample workpiece; 4. a compression structure; 41. a strip-shaped pressing block; 42. a handle; 43. rubbing the lines; 44. a circular arc-shaped groove; 45. a second sliding groove; 451. a necking groove; 452. a flared groove; 5. a clamping assembly; 51. fixing a nut; 52. a gasket; 53. fixing the screw rod; 54. a butting block; 55. and (4) a threaded sleeve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and fig. 2, a batch polishing fixture on a surface grinder disclosed in this embodiment includes a fixture body 2, the middle of the fixture body 2 is hollow and forms a holding cavity 1, the fixture body 2 includes a first support arm 21, a second support arm 22, and a third support arm 23 which are fixedly connected in sequence, the first support arm 21, the second support arm 22, and the third support arm 23 are connected to form an equilateral triangle, and three edges of the fixture body 2 are chamfered; the first arm 21 and the second arm 22 each have a third sliding groove 25 formed therethrough.

A plurality of sample workpieces 3 are arranged in the clamp body 2, and the sample workpieces 3 are vertically stacked in the clamping cavity 1 in sequence; be equipped with compact structure 4 in the anchor clamps body 2, compact structure 4 includes that a level sets up the rectangular shape briquetting 41 of one side in centre gripping cavity 1, rectangular shape briquetting 41 supports tightly in sample work piece 3, and one side that rectangular shape briquetting 41 is close to sample work piece 3 is equipped with a plurality of convex recesses 44, the one deck that a plurality of sample work pieces 3 are closest to rectangular shape briquetting 41 supports tightly in convex recesses 44 respectively, the area of contact between rectangular shape briquetting 41 and the sample work piece 3 has been increased, stability when having strengthened rectangular shape briquetting 41 butt sample work piece 3, the both ends of rectangular shape briquetting 41 are fixed with handle 42, the periphery wall of handle 42 is equipped with friction line 43, the operator of being convenient for grips handle 42 so that rectangular shape briquetting 41 moves. Two ends of the long-strip-shaped pressing block 41 respectively slide through the third sliding groove 25 of the first support arm 21 and the third sliding groove 25 of the second support arm 22; the upper surfaces of the first support arm 21 and the second support arm 22 are both provided with a first sliding groove 24, the first sliding groove 24 is communicated with a third sliding groove 25, one side surface of the long-strip-shaped pressing block 41 is provided with a second sliding groove 45, and the junction of the first sliding groove 24 and the second sliding groove 45 is connected with the clamping component 5 in a sliding manner.

Referring to fig. 3 and 4, the clamping assembly 5 includes a fixing nut 51 abutting against a side of the first arm 21 away from the elongated pressing block 41, and a fixing screw 53 sliding through the first sliding slot 24 and the second sliding slot 45, the fixing nut 51 is fixedly connected with the fixing screw 53, and a gasket 52 is disposed on a side of the fixing nut 51 close to the first arm 21; the second sliding groove 45 comprises a flaring groove 452 and a necking groove 451, the necking groove 451 penetrates through the surface of the long strip-shaped pressing block 41, and the flaring groove 452 is communicated with the bottom of the necking groove 451; an abutting block 54 is connected in the flaring groove 452 in a sliding manner, a threaded sleeve 55 is fixed on one side of the abutting block 54 close to the fixing nut 51, the threaded sleeve 55 is connected in the necking groove 451 in a sliding manner, and the fixing screw 53 is connected in the threaded sleeve 55 in a threaded manner; the two groups of clamping assemblies 5 are arranged, the other group of clamping assemblies 5 are positioned in the first sliding groove 24 and the second sliding groove 45 of the second support arm 22, and the two groups of clamping assemblies 5 enable the stability of an operator to be stronger when the operator fixes the long strip-shaped pressing block 41.

The implementation principle of the embodiment is as follows: an operator puts batch sample workpieces 3 to be processed into the clamping cavity 1 along the vertical direction, the operator holds the handle 42 with both hands, the elongated pressing block 41 is slid, the elongated pressing block 41 moves in the third sliding groove 25 along the direction close to the sample workpieces 3, the clamping assembly 5 moves in the first sliding groove 24 and the second sliding groove 45 along with the movement of the elongated pressing block 41, when the elongated pressing block 41 is abutted against the sample workpieces 3, the operator rotates the fixing nut 51 in the circumferential direction, the fixing nut 51 drives the fixing screw 53 to rotate, the fixing screw 53 is in threaded connection with the threaded sleeve 55, the abutting block 54 and the fixing nut 51 are close to each other, so that the elongated pressing block 41 is driven to abut against the groove wall of the third sliding groove 25, and the effect of fixing the elongated pressing block 41 is achieved; an operator uses a grinding machine to simultaneously grind a plurality of sample workpieces 3 to be processed, and the defect that the stability of the sample workpieces 3 is insufficient when the sample workpieces 3 to be ground cannot fill the clamping cavity 1 is overcome.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a batch anchor clamps of polishing on flat grinder, includes anchor clamps body (2), its characterized in that: the middle part of the clamp body (2) is arranged in a hollow manner and forms a clamping cavity (1); a pressing structure (4) is arranged in the clamp body (2), the pressing structure (4) comprises a long-strip-shaped pressing block (41) which is horizontally arranged on one side in the clamping cavity (1), third sliding grooves (25) penetrate through the other two sides of the clamp body (2), and two ends of the long-strip-shaped pressing block (41) penetrate through the two third sliding grooves (25) of the clamping cavity (1) in a sliding manner; first sliding tray (24) have been seted up to a side surface of anchor clamps body (2), a side surface of rectangular shape briquetting (41) runs through there is second sliding tray (45), sliding connection has clamping components (5) in the juncture of first sliding tray (24) and second sliding tray (45), clamping components (5) are including butt in anchor clamps body (2) the fixation nut (51) of keeping away from rectangular shape briquetting (41) one side, sliding passes fixation screw (53) of first sliding tray (24) and second sliding tray (45), one side that anchor clamps body (2) were kept away from to rectangular shape briquetting (41) is equipped with butt piece (54), one side that butt piece (54) is close to rectangular shape briquetting (41) is fixed with thread bush (55), fixation screw (53) threaded connection is in thread bush (55).

2. The batch grinding jig on a surface grinding machine according to claim 1, characterized in that: the edges and corners of the clamp body (2) are chamfered.

3. The batch grinding jig on a surface grinding machine according to claim 1, characterized in that: the clamping cavity (1) is in an equilateral triangle shape.

4. The batch grinding jig on a surface grinding machine according to claim 1, characterized in that: and two groups of clamping assemblies (5) are arranged and are positioned in the second sliding groove (45).

5. The batch grinding jig on a surface grinding machine according to claim 1, characterized in that: one side of the strip-shaped pressing block (41) is provided with a plurality of arc-shaped grooves (44) matched with the sample workpiece (3).

6. The batch grinding jig on a surface grinding machine according to claim 1, characterized in that: and a gasket (52) is arranged on one side of the fixing nut (51) close to the clamp body (2).

7. The batch grinding jig on a surface grinding machine according to claim 1, characterized in that: handles (42) are arranged at two ends of the strip-shaped pressing block (41).

8. The batch grinding jig on a surface grinding machine as set forth in claim 7, wherein: the peripheral wall of the handle (42) is provided with friction grains (43).