CN213889570U

CN213889570U - Plane grinding processing jig for tubular parts

Info

Publication number: CN213889570U
Application number: CN202022159969.7U
Authority: CN
Inventors: 汪增福; 张俊; 谢如应
Original assignee: Hangzhou Dahe Thermo Magnetics Co Ltd
Current assignee: Hangzhou Dahe Thermo Magnetics Co Ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-08-06
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a plane match grinding processing jig for tubular parts, which comprises an equal-height plate, a positioning plate and an adjusting block; the locating plate is fixed above the equal-height plate, a plurality of through holes used for penetrating the tubular part are formed in the locating plate, the adjusting blocks are arranged on the locating plate and correspond to the through holes one to one, and one end of each adjusting block is in contact with the side wall of the tubular part. The utility model provides a pipe type part plane match grinds processing tool makes long pipe type part plane grind man-hour safer, guarantees part quality and stability simultaneously.

Description

Plane grinding processing jig for tubular parts

Technical Field

The utility model belongs to the technical field of the supplementary tool of flat grinder processing and specifically relates to a pipe type part plane match-grinding processing tool is related to.

Background

In machining, long tubular parts are machined through a plane grinder, and due to the fact that the contact area of the parts with a sucker is too small, the parts are toppled under the thrust action in the plane grinder machining, the parts cannot be machined normally, and safety accidents are caused. The inner pipe is shorter than the outer pipe in the long pipe processing, the section difference is within 0.005mm, and the two end faces of the part have the requirements of surface roughness and parallelism. In the prior art, parts of an inner pipe and an outer pipe are respectively placed on a plane grinding chuck, and then magnetic metal stop blocks are placed on two sides of the outer pipe. The prior method has the following defects: 1. if the contact surface of the side surface of the magnetic metal long block with the inner pipe and the outer pipe is uneven, the protection effect cannot be achieved; 2. if the wall thickness of the part is too thin, the part flies out during processing because the suction force is too weak, and safety accidents are easily caused; 3. since the inner tube is required to be shorter than the outer tube, the inner tube needs to be ground again. Therefore, a plane grinding and processing jig for tubular parts needs to be designed, the problem that the fixation of parts is unreliable during the plane grinding and processing of the existing long-tube parts is solved, and the plane grinding and processing of the parts can be more stable and safer.

Chinese patent application publication No. CN202070968U, published as 2011, 12/14/entitled "an adjustable chamfering jig for surface grinding machine", discloses an adjustable chamfering jig for surface grinding machine, which is used in cooperation with a surface grinding machine, and is characterized in that it includes a jig base, an adjusting slider and a locking screw for adjusting the position of the adjusting slider on the jig base, the upper surface of the jig base is provided with a forming groove for placing the lower bottom surface of the grinding wheel of the surface grinding machine, a V-shaped groove having an included angle of 90 ° is formed between the jig base and the adjusting slider, the V-shaped groove is perpendicular to the forming groove, and the two grooves have intersecting through positions. The utility model discloses put treating the processing work piece in the V-arrangement groove, the right-angle side of work piece is from link up the department and expose the shaping recess of tool seat upper surface, should expose partly by the emery wheel mill to realize the chamfer. However, the jig is not suitable for the pipe-type parts, and the problem is solved.

Disclosure of Invention

The utility model discloses an overcome among the prior art pipe type part plane and grind the processing with the insecure problem of part fixation, provide a pipe type part plane match-grind processing tool, make long pipe type part plane grind with man-hour safer, guarantee part quality and stability simultaneously.

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

a plane match grinding processing jig for tubular parts comprises an equal-height plate, a positioning plate and an adjusting block; the locating plate is fixed above the equal-height plate, a plurality of through holes used for penetrating the tubular part are formed in the locating plate, the adjusting blocks are arranged on the locating plate and correspond to the through holes one to one, and one end of each adjusting block is in contact with the side wall of the tubular part.

In the technical scheme, the number of the equal-height plates is two, the positioning plate and the equal-height plates are fixed through bolts, and the two equal-height plates and the positioning plate enclose an accommodating space. The diameter of the through hole is slightly larger than the outer diameter of the tubular part, and the diameter of the through hole is 0.1mm larger than the outer diameter of the tubular part. After the inner pipe and the outer pipe of the tubular part are placed into the through holes corresponding to the positioning plates, the bottom of the tubular part is sucked by a surface grinding machine sucker, and then the tubular part is laterally fixed through the adjusting block. During machining, the tubular part is fixed, and the machining safety is guaranteed. The processing jig in the technical scheme is convenient to clamp; the plane grinding and processing of the long-tube parts are safer, and the quality and stability of the parts are ensured.

Preferably, two rows of through holes are formed in the positioning plate, and the diameters of the through holes in the same row are the same. Two rows of through-holes are respectively matched with the inner pipe and the outer pipe, so that the processing of the inner pipe and the outer pipe can be realized simultaneously, and the processing efficiency is improved.

Preferably, one end of the adjusting block, which is in contact with the tubular part, is an arc, and the arc is matched with the side wall of the tubular part. The circular arc can with cast part outer wall laminating, guarantees location and fixed effect, avoids the regulating block fish tail part lateral wall simultaneously.

Preferably, the adjusting block is provided with a first long groove, a fixing screw is arranged in the first long groove, and the adjusting block is fixed on the positioning plate by the fixing screw. The structure can realize the movement of the adjusting block, and the adjusting block can be moved when needing to be pressed and the fixing screw is screwed down.

Preferably, be equipped with the sliding block on the locating plate, sliding block and locating plate sliding connection, the regulating block sets up on the sliding block, and the sliding block passes through locking structure locking with the locating plate. The structure can realize the tight and loosening in top of a plurality of locating plates once only, makes things convenient for the dismouting of part more.

Preferably, the locking structure comprises a second screw, a second long groove is formed in the sliding block, one end of the second screw penetrates through the second long groove and is in threaded connection with the positioning plate, and the sliding block is pressed by the second screw. The locking structure can realize the locking of the position of the sliding block.

Preferably, the locking structure includes the latch segment, is equipped with the vertical face of first stable vertical face, transition inclined plane and the vertical face of second stable on the lateral wall of latch segment, and the transition inclined plane setting is stabilized between the vertical face at first stable vertical face and second, is equipped with the locking hole with the latch segment adaptation on the sliding block, and the lower extreme of latch segment passes the locking hole and with locating plate sliding connection.

Among the above-mentioned technical scheme, the latch segment can reciprocate, and when the latch segment moved down, the first vertical face of stabilizing of latch segment contacted with the sliding block, the sliding block moved to through-hole one side this moment, and the regulating block compresses tightly cast part lateral wall. When the latch segment shifts up, the stable vertical face of second of latch segment contacts with the sliding block, and the sliding block moves to the one side of keeping away from the through-hole this moment, and the regulating block breaks away from cast part lateral wall, and cast part lateral wall can the dismouting. The structure can lead the pressing and the separation of the adjusting block to be more convenient and reliable.

Preferably, a second inclined plane is arranged on the side wall of the locking hole opposite to the locking block. The structure can make the locking hole more stable with the latch segment contact surface when switching.

Preferably, be equipped with a plurality of spout on the sliding block, be equipped with expanding spring in the spout, the regulating block passes through spout and sliding block sliding connection, and expanding spring one end is connected with the regulating block, and expanding spring's the other end is connected with the sliding block. The structure can guarantee that each regulating block can compress tightly the tubular part more evenly, avoids each regulating block atress inhomogeneous to lead to the tubular part lateral wall to be crushed.

The utility model has the advantages that: (1) the processing jig clamping is convenient, and the clamping is efficient: (2) the plane grinding processing of the long-pipe parts is safer, and the quality and the stability of the parts are ensured; (3) the processing of the inner pipe and the outer pipe can be realized simultaneously, and the processing efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of example 2;

FIG. 3 is a schematic structural view of embodiment 3;

FIG. 4 is a sectional view of embodiment 3.

In the figure: equal-height plate 1, locating plate 2, through-hole 2.1, regulating block 3, first elongated slot 3.1, sliding block 4, second elongated slot 4.1, locking hole 4.2, second inclined plane 4.3, spout 4.4, locking structure 5, second screw 5.1, locking block 5.2, first stable vertical face 5.2.1, transition inclined plane 5.2.2, second stable vertical face 5.2.3, expanding spring 6, cast part 7.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments.

Example 1:

as shown in fig. 1, a plane match grinding processing jig for tubular parts comprises two equal-height plates 1, a positioning plate 2 and a plurality of adjusting blocks 3; the positioning plate 2 is fixed above the equal-height plates 1, the positioning plate 2 and the equal-height plates 1 are fixed through bolts, and an accommodating space is enclosed by the two equal-height plates 1 and the positioning plate 2; be equipped with two rows of through-holes 2.1 on the locating plate 2, it is the same with one row of through-hole 2.1 diameter, regulating block 3 sets up on locating plate 2, regulating block 3 and through-hole 2.1 one-to-one, the one end of regulating block 3 and the lateral wall contact of cast part 7, the one end of regulating block 3 and the contact of cast part 7 is the circular arc, circular arc and the lateral wall adaptation of cast part 7.

In the above technical solution, the diameter of the through hole 2.1 is slightly larger than the outer diameter of the tubular part 7, and the diameter of the through hole 2.1 is 0.1mm larger than the outer diameter of the tubular part 7. After the inner pipe and the outer pipe of the tubular part 7 are placed into the through holes 2.1 corresponding to the positioning plates 2, the bottom of the tubular part 7 is sucked by a suction cup of the surface grinding machine, and then the tubular part 7 is laterally fixed through the adjusting block 3. During machining, the tubular part 7 is fixed, and the machining safety is guaranteed. The processing jig in the technical scheme is convenient to clamp; the plane grinding and processing of the long-tube parts are safer, and the quality and stability of the parts are ensured.

Example 2:

as shown in fig. 1, on the basis of embodiment 1, a first long groove 3.1 is provided on the adjusting block 3, and a fixing screw is provided in the first long groove 3.1, and the adjusting block 3 is fixed on the positioning plate 2 by the fixing screw. The structure can realize the movement of the adjusting block 3, and the adjusting block 3 can be moved when needing to be pressed and a fixing screw is screwed.

Example 3:

as shown in fig. 2, on the basis of embodiment 1, a sliding block 4 is arranged on the positioning plate 2, the sliding block 4 is connected with the positioning plate 2 in a sliding manner, a plurality of sliding grooves 4.4 are arranged on the sliding block 4, telescopic springs 6 are arranged in the sliding grooves 4.4, the adjusting block 3 is connected with the sliding block 4 in a sliding manner through the sliding grooves 4.4, one end of each telescopic spring 6 is connected with the adjusting block 3, and the other end of each telescopic spring 6 is connected with the sliding block 4; the sliding block 4 is locked with the positioning plate 2 through the locking structure 5, the locking structure 5 comprises a second screw 5.1, a second long groove 4.1 is formed in the sliding block 4, one end of the second screw 5.1 penetrates through the second long groove 4.1 and is in threaded connection with the positioning plate 2, and the sliding block 4 is pressed by the second screw 5.1. The structure can once only realize the tight and loosen in top of a plurality of locating plates 2, makes things convenient for the dismouting of part more. The spring structure can guarantee that every regulating block 3 all can be more even compresses tightly cast part 7, avoids each regulating block 3 atress inhomogeneous to lead to cast part 7 lateral wall to be crushed.

Example 4:

as shown in fig. 3 and 4, on the basis of embodiment 1, a sliding block 4 is arranged on the positioning plate 2, the sliding block 4 is connected with the positioning plate 2 in a sliding manner, a plurality of sliding grooves 4.4 are arranged on the sliding block 4, telescopic springs 6 are arranged in the sliding grooves 4.4, the adjusting block 3 is connected with the sliding block 4 in a sliding manner through the sliding grooves 4.4, one end of each telescopic spring 6 is connected with the adjusting block 3, and the other end of each telescopic spring 6 is connected with the sliding block 4; sliding block 4 and locating plate 2 are locked through locking structure 5, locking structure 5 includes latch segment 5.2, is equipped with first stable vertical face 5.2.1, transition inclined plane 5.2.2 and the stable vertical face 5.2.3 of second on the lateral wall of latch segment 5.2, smooth and sly transition between first stable vertical face 5.2.1 and the transition inclined plane 5.2.2, smooth and sly transition between transition inclined plane 5.2.2 and the stable vertical face 5.2.3 of second, transition inclined plane 5.2.2 sets up between first stable vertical face 5.2.1 and the stable vertical face 5.2.3 of second, be equipped with on the sliding block 4 with the lockhole 4.2 of latch segment 5.2 adaptation, the lower extreme of latch segment 5.2 passes lockhole 4.2 and with locating plate 2 sliding connection. The side wall of the locking hole 4.2 opposite to the locking block 5.2 is provided with a second inclined surface 4.3.

Among the above-mentioned technical scheme, latch segment 5.2 can reciprocate, and when latch segment 5.2 moved down, the first stable vertical plane 5.2.1 of latch segment 5.2 contacted with sliding block 4, sliding block 4 moved to through-hole 2.1 one side this moment, and regulating block 3 compresses tightly 7 lateral walls of cast part. When the latch segment 5.2 shifts up, the stable vertical face of second 5.2.3 of latch segment 5.2 contacts with sliding block 4, and sliding block 4 moved to the one side of keeping away from through-hole 2.1 this moment, and regulating block 3 breaks away from cast part 7 lateral wall, and cast part 7 lateral wall can the dismouting. The structure can lead the pressing and the separation of the adjusting block 3 to be more convenient and reliable. The spring structure can guarantee that each adjusting block 3 can compress the tubular part 7 more evenly, and avoid the side wall of the tubular part 7 from being crushed due to uneven stress of each adjusting block 3.

Claims

1. A plane match grinding processing jig for tubular parts is characterized by comprising an equal-height plate, a positioning plate and an adjusting block; the locating plate is fixed above the equal-height plate, a plurality of through holes used for penetrating the tubular part are formed in the locating plate, the adjusting blocks are arranged on the locating plate and correspond to the through holes one to one, and one end of each adjusting block is in contact with the side wall of the tubular part.

2. The jig for plane match grinding of tubular parts according to claim 1, wherein the positioning plate is provided with two rows of through holes, and the diameters of the through holes in the same row are the same.

3. The jig for plane match grinding of tubular parts as claimed in claim 1, wherein the end of the adjusting block contacting the tubular part is a circular arc, and the circular arc is adapted to the side wall of the tubular part.

4. The jig for plane matching and grinding of tubular parts according to claim 1, 2 or 3, wherein the adjusting block is provided with a first elongated slot, and a fixing screw is arranged in the first elongated slot and fixes the adjusting block on the positioning plate.

5. The planar matched grinding jig for the tubular parts as claimed in claim 1, 2 or 3, wherein the positioning plate is provided with a sliding block, the sliding block is slidably connected with the positioning plate, the adjusting block is arranged on the sliding block, and the sliding block and the positioning plate are locked by a locking structure.

6. The jig of claim 5, wherein the locking structure comprises a second screw, the sliding block is provided with a second elongated slot, one end of the second screw passes through the second elongated slot and is in threaded connection with the positioning plate, and the second screw presses the sliding block.

7. The jig for plane match grinding of tubular parts as claimed in claim 5, wherein the locking structure comprises a locking block, the side wall of the locking block is provided with a first stable vertical surface, a transition inclined surface and a second stable vertical surface, the transition inclined surface is arranged between the first stable vertical surface and the second stable vertical surface, the sliding block is provided with a locking hole adapted to the locking block, and the lower end of the locking block passes through the locking hole and is slidably connected with the positioning plate.

8. The jig for plane match grinding of tubular parts as claimed in claim 7, wherein the side wall of the locking hole opposite to the locking block is provided with a second inclined surface.

9. The jig for plane matching and grinding of tubular parts as claimed in claim 5, wherein the sliding block is provided with a plurality of sliding grooves, the sliding grooves are provided with extension springs, the adjusting block is slidably connected with the sliding block through the sliding grooves, one end of each extension spring is connected with the adjusting block, and the other end of each extension spring is connected with the sliding block.