CN213439091U

CN213439091U - Magnetic core finish machining is polished and is used fixture

Info

Publication number: CN213439091U
Application number: CN202022252200.XU
Authority: CN
Inventors: 曾德华
Original assignee: Sumida Motor Ji'an Co ltd
Current assignee: Sumida Motor Ji'an Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-06-15
Anticipated expiration: 2030-10-12

Abstract

The utility model relates to an accurate processing technology field specifically is a magnetic core finish machining is polished and is used fixture, the device comprises a device body, the device body includes electronic slide rail, the both sides of electronic slide rail one end all slidable mounting have electronic slider, two the all fixed mounting of one end of electronic slider has the centre gripping cover, two the movable storehouse has all been seted up to one side that the centre gripping cover is close to each other, two the inside in movable storehouse has all inserted two sets of bracing pieces, and the quantity of every group bracing piece is two, and is two sets of compression spring has all been cup jointed on the bracing piece, and one side of compression spring connects on the inner wall in movable storehouse. The utility model discloses a be provided with movable bin, backup pad, compression spring and bracing piece, the elasticity that utilizes compression spring like this lets the stripper plate when carrying out the centre gripping to the work piece, has certain buffering space, avoids having promoted the security of this device because the work piece is put the slope and is caused excessive centre gripping, has also reduced the fault rate of this device simultaneously.

Description

Magnetic core finish machining is polished and is used fixture

Technical Field

The utility model relates to a precision finishing technical field specifically is a magnetic core finish machining is polished and is used fixture.

Background

Circular arithmetic error (CEP) is a measure of weapon system accuracy in ballistics. The definition is to draw a circle by taking the target as the center of the circle. If the chance of a weapon hitting the circle is at least half, the radius of the circle is the circular calculation error. And CEP99 means that the probability of a hit is 99%.

Many of the more important or smaller and more precise parts at present generally need to be ground by using a grinding device with a CEP meeting 99%, but at present, a clamping part of a partial grinding device has no buffer zone, so that if the part is slightly inclined, excessive clamping on the part is easily caused, and the part is easily damaged, and therefore, a clamping mechanism for finishing and grinding the magnetic core needs to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a magnetic core finish machining is polished and is used fixture to solve the present partial correct grinding device's that proposes among the above-mentioned background art centre gripping part does not have the buffering interval, leads to if the part just easily causes the excessive centre gripping to the part slightly to incline, thereby easily leads to the problem that the part damaged.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a magnetic core finish machining is polished and is used fixture, includes the device body, the device body includes electronic slide rail, the both sides of electronic slide rail one end all slidable mounting have electronic slider, two the equal fixed mounting in one end of electronic slider has the centre gripping cover, two movable storehouse has all been seted up to one side that the centre gripping cover is close to each other, two movable storehouse's inside has all inserted two sets of bracing pieces, and the quantity of every group bracing piece is two, two sets of all cup jointed compression spring on the bracing piece, and one side of compression spring connects on movable storehouse's inner wall, and is two sets of the equal fixed mounting in one side that is close to each other of bracing piece has the backup pad, two the backup pad is close to each other all fixed mounting in one side has the stripper plate, two the one end.

Preferably, the two surfaces of the extrusion plates, which are close to each other, are provided with adsorption grooves, and the inner walls of the adsorption grooves are fixedly provided with magnet plates.

Preferably, a rubber pad is fixedly mounted on one side of the extrusion plate.

Preferably, stop gear includes the thread groove, the thread groove has been seted up to the one end of stripper plate, the lead screw has been cup jointed in the thread groove, the one end fixed mounting of lead screw has the handle, the limiting plate has been cup jointed on the handle.

Preferably, the extrusion plate one end on handle two sides has all seted up the stable tank, two the stabilizer bar has all been inserted in the stable tank, and the one end of stabilizer bar is connected on the limiting plate.

Preferably, the both sides of lead screw have all been seted up the draw-in groove, the one end of lead screw has cup jointed the connecting block, two through the pivot all slidable mounting has the fixture block in the draw-in groove, and one side of fixture block is connected on the connecting block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through being provided with movable bin, backup pad, compression spring and bracing piece, utilize compression spring's elasticity to let the stripper plate when carrying out the centre gripping to the work piece like this, have certain buffer space, avoid having promoted the security of this device because the work piece is put the slope and is caused excessive centre gripping, also reduced the fault rate of this device simultaneously.

2. Through being provided with adsorption tank and magnetite board, can carry out certain adsorption to the work piece like this, let the centre gripping effect to the work piece more effective, this device simple structure simultaneously is convenient for promote production, lets this device design more humanized, more is close to in life.

3. Through being provided with handle, thread groove, limiting plate and lead screw, can carry on spacingly to the upper end position of work piece like this, avoid the work piece to extrude from the upper end at the in-process atress of processing, promoted the stability of this device.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic front view of the structure of the present invention;

fig. 3 is a schematic top sectional view of the structure of the extension spring of the present invention;

fig. 4 is a schematic front sectional view of the structure of the limiting mechanism of the present invention;

fig. 5 is a schematic side view of the limiting mechanism of the present invention.

In the figure: 1. a device body; 110. an electric slide rail; 111. an electric slider; 112. a clamping sleeve; 113. a movable bin; 114. a compression spring; 115. a support bar; 116. a support plate; 117. a pressing plate; 118. an adsorption tank; 119. a magnet plate; 120. a rubber pad; 2. a limiting mechanism; 210. a thread groove; 211. a screw rod; 212. a handle; 213. a limiting plate; 214. a stabilizing slot; 215. a stabilizer bar; 216. a clamping block; 217. a card slot; 218. and (4) connecting the blocks.

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. 1-5, the present invention provides an embodiment:

a clamping mechanism for polishing magnetic core finish machining comprises a device body 1, wherein the device body 1 comprises an electric sliding rail 110, electric sliding blocks 111 are arranged on two sides of one end of the electric sliding rail 110 in a sliding mode, clamping sleeves 112 are fixedly arranged at one ends of the two electric sliding blocks 111, movable bins 113 are arranged on one sides, close to each other, of the two clamping sleeves 112, two groups of supporting rods 115 are inserted into the two movable bins 113, the number of each group of supporting rods 115 is two, compression springs 114 are sleeved on the two groups of supporting rods 115, one sides of the compression springs 114 are connected to the inner wall of the movable bins 113, supporting plates 116 are fixedly arranged on one sides, close to each other, of the two supporting plates 116, extrusion plates 117 are fixedly arranged on one sides, close to each other, limiting mechanisms 2 are arranged at one ends of the two extrusion plates 117, and therefore when workpieces are clamped by the extrusion plates 117 by means of elasticity of the compression springs, have certain buffering space, avoid causing excessive centre gripping because the work piece is put the slope, promoted the security of this device, also reduced the fault rate of this device simultaneously.

Further, adsorption tank 118 has all been seted up to the one side that two stripper plates 117 are close to each other, and all fixed mounting has magnet board 119 on the inner wall of two adsorption tanks 118, can carry out certain adsorption to the work piece like this, lets the centre gripping effect to the work piece more effective, and this device simple structure is convenient for promote production simultaneously, lets this device design have more humanization, more closely in the life.

Further, a rubber pad 120 is fixedly installed on one side of the pressing plate 117, so that the soft characteristic of the rubber pad 120 is utilized to further protect the workpiece, and the friction between the workpiece and the pressing plate 117 is increased.

Further, stop gear 2 includes thread groove 210, and thread groove 210 has been seted up to the one end of stripper plate 117, has cup jointed lead screw 211 in the thread groove 210, and the one end fixed mounting of lead screw 211 has handle 212, and limiting plate 213 has been cup jointed on the handle 212, can carry on spacingly to the upper end position of work piece like this, avoids the work piece to be forced in the in-process of processing and extrudes from the upper end, has promoted the stability of this device.

Further, stabilizing grooves 214 are formed in one end of the extrusion plate 117 on the two sides of the handle 212, stabilizing rods 215 are inserted into the two stabilizing grooves 214, and one ends of the stabilizing rods 215 are connected to the limiting plate 213, so that the lead screw 211 is more stable in the ascending process, and the guidance of the lead screw 211 is improved.

Further, clamping grooves 217 are formed in two sides of the screw rod 211, one end of the screw rod 211 is sleeved with a connecting block 218 through a rotating shaft, a clamping block 216 is slidably mounted in the two clamping grooves 217, one side of the clamping block 216 is connected to the connecting block 218, and therefore the stroke of the screw rod 211 can be limited, and the screw rod 211 is prevented from falling.

The working principle is as follows: when the device is used by a worker, the workpiece is firstly placed on the electric sliding rail 110, then the programming switch is controlled to enable the electric sliding block 111 to move, then the clamping sleeve 112 and the extrusion plate 117 are clamped by the movement of the electric sliding block 111, finally the two rubber pads 120 clamp the workpiece, and when the clamping pressure is too large, the workpiece is extruded to the extrusion plate 117, so that the supporting plate 116 is deformed, and the iron workpiece surface is adsorbed by the magnet plate 119 as much as possible.

After clamping, the handle 212 is rotated by hand, so that the screw rod 211 moves downwards due to the limiting effect of the thread groove 210, meanwhile, when the screw rod 211 moves downwards, the stabilizing rod 215 moves in the stabilizing groove 214, the fixture block 216 moves in the clamping groove 217, finally, the limiting plate 213 is lowered to a proper height to limit the top end of the workpiece, and then, after another limiting plate 213 is operated, the refiner can be started to process the two sides of the workpiece.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a magnetic core finish machining is polished and is used fixture, includes device body (1), its characterized in that: the device body (1) comprises an electric sliding rail (110), electric sliding blocks (111) are arranged on two sides of one end of the electric sliding rail (110) in a sliding mode, clamping sleeves (112) are fixedly arranged at one ends of the two electric sliding blocks (111), movable bins (113) are arranged on one sides, close to each other, of the two clamping sleeves (112), two groups of supporting rods (115) are inserted into the two movable bins (113), and the number of each group of support rods (115) is two, the two groups of support rods (115) are sleeved with compression springs (114), and one side of compression spring (114) is connected on the inner wall of activity storehouse (113), and is two sets of one side that is close to each other of bracing piece (115) all fixed mounting have backup pad (116), two one side that backup pad (116) are close to each other all fixed mounting have stripper plate (117), two the one end of stripper plate (117) all is equipped with stop gear (2).

2. The clamping mechanism for finishing and polishing the magnetic core according to claim 1, wherein: two the mutual one side that is close to of stripper plate (117) all has seted up adsorption tank (118), two all fixed mounting has magnet board (119) on the inner wall of adsorption tank (118).

3. The clamping mechanism for finishing and polishing the magnetic core according to claim 2, wherein: and a rubber pad (120) is fixedly arranged on one side of the extrusion plate (117).

4. The clamping mechanism for finishing and polishing the magnetic core according to claim 1, wherein: stop gear (2) are including thread groove (210), thread groove (210) have been seted up to the one end of stripper plate (117), lead screw (211) have been cup jointed in thread groove (210), the one end fixed mounting of lead screw (211) has handle (212), limiting plate (213) have been cup jointed on the going up of handle (212).

5. The clamping mechanism for finishing and polishing the magnetic core according to claim 4, wherein: stabilizing grooves (214) are formed in one ends of the extrusion plates (117) on the two sides of the handle (212), stabilizing rods (215) are inserted into the stabilizing grooves (214), and one ends of the stabilizing rods (215) are connected to the limiting plate (213).

6. The clamping mechanism for finishing and polishing the magnetic core according to claim 4, wherein: clamping grooves (217) are formed in the two sides of the screw rod (211), a connecting block (218) is sleeved at one end of the screw rod (211) through a rotating shaft, clamping blocks (216) are arranged in the clamping grooves (217) in a sliding mode, and one side of each clamping block (216) is connected to the connecting block (218).