CN216681727U

CN216681727U - End face grinding clamp of step shaft sleeve type part surface grinding machine

Info

Publication number: CN216681727U
Application number: CN202122809692.2U
Authority: CN
Inventors: 夏彬
Original assignee: Suzhou Runqiang Precision Machinery Co ltd
Current assignee: Suzhou Runqiang Precision Machinery Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-06-07
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a grinding clamp for the end surface of a flat grinder for stepped shaft sleeve parts, which aims to solve the problems that when the conventional clamp is used for fixing stepped shaft sleeve parts with different sizes, the clamp needs to be frequently disassembled and replaced, the workload is increased, and the overall working efficiency is influenced, a fixed seat is fixedly arranged at the central position above an electromagnetic base, four sliding grooves are annularly formed on the periphery above the fixed seat, a moving groove is formed at the bottom of the sliding groove, a lead screw is arranged in the moving groove, four lead screw motors are uniformly arranged outside the fixed seat, a clamping mechanism is in sliding connection with the sliding grooves, a sliding end is arranged at the upper end of the clamping mechanism, a limit block is fixedly arranged on one side above the sliding end, movable grooves are formed in the sliding end and the limit block, and a pressure plate block is slidably arranged in the movable grooves, the upper end of the pressing plate block is provided with a fixing hole, and a compression bolt is arranged in the fixing hole.

Description

End face grinding clamp of step shaft sleeve type part surface grinding machine

Technical Field

The utility model relates to the technical field of surface grinding machine fixtures, in particular to a fixture for grinding the end face of a surface grinding machine of a step shaft sleeve type part.

Background

The surface grinding machine is one of the most widely used machine tools with the highest output in the world at present, and has to be firmly clamped before machining in order to ensure that the surface of a workpiece can meet the technical requirements of the size, the geometric shape, the mutual position precision with other surfaces and the like specified by a drawing when the workpiece is machined by the surface grinding machine, and the workpiece needs to be limited and fixed by a grinding clamp so as to ensure the machining quality of the workpiece.

When the existing clamp is used for fixing step shaft sleeve type parts with different sizes, the clamp needs to be frequently disassembled and replaced, the workload is increased, and the overall working efficiency is influenced, so that the end face grinding clamp for the step shaft sleeve type part surface grinding machine is provided, and the problem provided in the scheme is solved conveniently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clamp for grinding the end face of a surface grinding machine of stepped shaft sleeve parts, which aims to solve the problems that when the existing clamp is used for fixing stepped shaft sleeve parts with different sizes, the clamp needs to be frequently disassembled and replaced, the workload is increased, and the overall working efficiency is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: a grinding clamp for the end face of a surface grinding machine of a step shaft sleeve part comprises a fixing mechanism, four clamping mechanisms are annularly arranged on the periphery of the upper end of the fixing mechanism, the lower end of the fixing mechanism is provided with an electromagnetic base, a fixed seat is fixedly arranged at the central position above the electromagnetic base, four sliding grooves are annularly arranged on the periphery above the fixed seat, a moving groove is arranged at the bottom of each sliding groove, and the inner part of the moving groove is provided with a screw rod, the outer part of the fixed seat is evenly provided with four screw rod motors, the clamping mechanism is connected with the sliding groove in a sliding manner, the upper end of the clamping mechanism is provided with a sliding end, one side above the sliding end is fixedly provided with a limiting block, the sliding end and the limiting block are internally provided with movable grooves, and a pressing plate block is slidably arranged in the movable groove, a fixing hole is formed in the upper end of the pressing plate block, and a compression bolt is arranged in the fixing hole.

Preferably, the fixing mechanism comprises an electromagnetic base, a fixing seat, a sliding groove, a moving groove, a lead screw motor and an electromagnetic device, wherein the electromagnetic device is arranged in the electromagnetic base, and the lead screw motor is in transmission connection with the lead screw.

Preferably, the clamping mechanism comprises a moving end, a sliding end, a limiting block, a movable groove, a pressing plate block, a fixing hole, a positioning hole, a position hole and a pressing bolt, and the moving end is arranged at the lower end of the clamping mechanism.

Preferably, the moving end is slidably mounted in the moving groove and is in transmission connection with the lead screw, and the sliding end is fixedly mounted at the upper end of the moving end.

Preferably, the compression bolt is in threaded connection with the fixing hole, two positioning holes are formed in one side, away from the fixing hole, of the limiting block, and a plurality of position holes are formed in one side, away from the fixing hole, of the pressing plate block in a rectangular mode.

Preferably, the positioning hole and the position hole are correspondingly arranged, the pressing plate block is connected with the movable groove in a sliding mode, and the pressing plate block is fixedly connected with the limiting block through screws.

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

1. the screw motor drives the screw to drive the clamping mechanism to clamp the step shaft sleeve type parts, the clamp can be suitable for the step shaft sleeve type parts with different outer diameters, frequent disassembly and replacement of the clamp are not needed, the workload is greatly reduced, the length of the extending-out part of the pressing plate block in the movable groove is adjusted according to the step thickness of the step shaft sleeve type parts, the bolts penetrate through the positioning holes to be fixed with the position holes, and the pressing bolts can penetrate through the fixing holes to press the step shaft sleeve type parts tightly, so that the step shaft sleeve type parts are effectively prevented from falling off due to external force impact in the machining process.

2. The electromagnetic base arranged at the lower end of the fixing mechanism is fixedly arranged on the surface grinding machine workbench, the electromagnetic device is arranged in the electromagnetic base, the electrification of the electromagnetic device is controlled through the button, magnetic force is generated when the electromagnetic device is electrified, the electromagnetic base is attracted to the surface grinding machine workbench, and when the electromagnetic device is powered off, the electromagnetic base has no magnetic force and can be easily taken down from the workbench.

Drawings

FIG. 1 is an isometric view of the present invention;

FIG. 2 is an isometric view of the present invention;

FIG. 3 is an exploded view of the clamping mechanism of the present invention;

fig. 4 is a cross-sectional view of the present invention.

In the figure: 1. a fixing mechanism; 2. a clamping mechanism; 11. an electromagnetic base; 12. a fixed seat; 13. a sliding groove; 14. a moving groove; 15. a lead screw; 16. a lead screw motor; 17. an electromagnetic device; 21. a mobile terminal; 22. a sliding end; 23. a limiting block; 24. a movable groove; 25. pressing plates; 26. a fixing hole; 27. positioning holes; 28. a location hole; 29. and pressing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, an embodiment of the present invention is shown: a grinding clamp for the end face of a surface grinding machine of a step shaft sleeve part comprises a fixing mechanism 1, four clamping mechanisms 2 are annularly arranged on the periphery of the upper end of the fixing mechanism 1, an electromagnetic base 11 is arranged at the lower end of the fixing mechanism 1, a fixed base 12 is fixedly arranged at the central position above the electromagnetic base 11, four sliding grooves 13 are annularly arranged on the periphery above the fixed base 12, a moving groove 14 is formed in the bottom of each sliding groove 13, a lead screw 15 is arranged inside each moving groove 14, four lead screw motors 16 are uniformly arranged outside the fixed base 12, the clamping mechanisms 2 are slidably connected with the sliding grooves 13, a sliding end 22 is arranged at the upper end of each clamping mechanism 2, a limiting block 23 is fixedly arranged on one side above each sliding end 22, movable grooves 24 are formed in the sliding ends 22 and the limiting blocks 23, a pressing block 25 is slidably arranged inside each movable groove 24, a fixing hole 26 is formed in the upper end of each pressing block 25, and a pressing bolt 29 is arranged inside each fixing hole 26, effectively prevent step shaft sleeve class part because receive external force impact and drop in the course of working.

Further, the fixing mechanism 1 comprises an electromagnetic base 11, a fixing seat 12, a sliding groove 13, a moving groove 14, a lead screw 15, a lead screw motor 16 and an electromagnetic device 17, the electromagnetic device 17 is arranged inside the electromagnetic base 11, and the lead screw motor 16 is in transmission connection with the lead screw 15.

Further, the clamping mechanism 2 includes a moving end 21, a sliding end 22, a limiting block 23, a movable groove 24, a pressing block 25, a fixing hole 26, a positioning hole 27, a position hole 28 and a pressing bolt 29, the moving end 21 is disposed at the lower end of the clamping mechanism 2, and the screw 15 is driven by the screw motor 16 so as to drive the moving end 21 and the sliding end 22 in the clamping mechanism 2 to move inside the sliding groove 13 and the moving groove 14.

Further, remove end 21 slidable mounting and the inside of shifting chute 14, and remove end 21 and be connected with the transmission of lead screw 15, remove end 21 upper end fixed mounting has sliding end 22, presss from both sides tight step shaft sleeve class part, can be applicable to the step shaft sleeve class part of different external diameters, need not frequently dismantle and change anchor clamps, has greatly reduced work load.

Furthermore, a compression bolt 29 is in threaded connection with the fixing hole 26, two positioning holes 27 are formed in one side, away from the fixing hole 26, of the limiting block 23, a plurality of position holes 28 are formed in one side, away from the fixing hole 26, of the pressing plate block 25 in a rectangular mode, and the compression bolt 29 penetrates through the fixing hole 26 to compress the step shaft sleeve type part.

Further, the positioning hole 27 is arranged corresponding to the position hole 28, the pressing plate block 25 is slidably connected with the movable groove 24, the pressing plate block 25 is fixedly connected with the limiting block 23 through a screw, the extending length of the pressing plate block 25 in the movable groove 24 is adjusted according to the step thickness of the step shaft sleeve type part, and a bolt penetrates through the positioning hole 27 and is fixed with the position hole 28.

The working principle is as follows: when in use, the fixing mechanism 1 is placed on a surface grinder workbench, the electromagnetic device 17 is arranged in the electromagnetic base 11, the electromagnetic device 17 is controlled to be switched on and off by a button, when the electromagnetic device 17 is switched on, magnetic force is generated, the electromagnetic base 11 is attracted on the surface grinder workbench, when the electromagnetic device 17 is switched off and switched on, the electromagnetic base 11 has no magnetic force and can be easily taken off from the workbench, the stepped shaft sleeve type parts are placed above the fixed seat 12, the screw 15 is driven by the screw motor 16 to drive the moving end 21 and the sliding end 22 in the clamping mechanism 2 to move in the sliding groove 13 and the moving groove 14, the stepped shaft sleeve type parts are clamped, the stepped shaft sleeve type parts with different outer diameters can be suitable for the stepped shaft sleeve type parts without frequently disassembling and replacing the clamp, the workload is greatly reduced, the extending length of the pressure plate block 25 in the moving groove 24 is adjusted according to the stepped thickness of the stepped shaft sleeve type parts, bolts are used for penetrating through the positioning holes 27 and being fixed with the position holes 28, and the step shaft sleeve type part is pressed tightly by penetrating the pressing bolts 29 through the fixing holes 26, so that the step shaft sleeve type part is effectively prevented from falling off due to external force impact in the machining process.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 step axle sleeve class part flat grinder face grinding anchor clamps, includes fixed establishment (1), its characterized in that: four clamping mechanisms (2) are annularly arranged on the periphery of the upper end of the fixing mechanism (1), an electromagnetic base (11) is arranged at the lower end of the fixing mechanism (1), a fixing base (12) is fixedly arranged at the central position above the electromagnetic base (11), four sliding grooves (13) are annularly arranged on the periphery of the upper portion of the fixing base (12), a moving groove (14) is formed in the bottom of the sliding groove (13), a lead screw (15) is arranged in the moving groove (14), four lead screw motors (16) are uniformly arranged on the outer portion of the fixing base (12), the clamping mechanisms (2) are slidably connected with the sliding grooves (13), a sliding end (22) is arranged on the upper end of the clamping mechanism (2), a limiting block (23) is fixedly arranged on one side above the sliding end (22), and movable grooves (24) are formed in the sliding end (22) and the limiting block (23), and a pressing plate block (25) is slidably mounted in the movable groove (24), a fixing hole (26) is formed in the upper end of the pressing plate block (25), and a pressing bolt (29) is arranged in the fixing hole (26).

2. The end face grinding clamp of the surface grinding machine for the stepped shaft sleeve parts as claimed in claim 1, wherein: the fixing mechanism (1) comprises an electromagnetic base (11), a fixing seat (12), a sliding groove (13), a moving groove (14), a lead screw (15), a lead screw motor (16) and an electromagnetic device (17), wherein the electromagnetic device (17) is arranged inside the electromagnetic base (11), and the lead screw motor (16) is in transmission connection with the lead screw (15).

3. The end face grinding clamp of the surface grinding machine for the stepped shaft sleeve parts as claimed in claim 1, wherein: the clamping mechanism (2) comprises a moving end (21), a sliding end (22), a limiting block (23), a movable groove (24), a pressing plate block (25), a fixing hole (26), a positioning hole (27), a position hole (28) and a pressing bolt (29), and the moving end (21) is arranged at the lower end of the clamping mechanism (2).

4. The end face grinding clamp of the surface grinding machine for the stepped shaft sleeve parts as claimed in claim 3, wherein: the movable end (21) is installed inside the movable groove (14) in a sliding mode, the movable end (21) is in transmission connection with the lead screw (15), and the upper end of the movable end (21) is fixedly provided with a sliding end (22).

5. The end face grinding clamp of the surface grinding machine for the stepped shaft sleeve parts as claimed in claim 3, wherein: the pressing bolt (29) is in threaded connection with the fixing hole (26), two positioning holes (27) are formed in one side, away from the fixing hole (26), of the limiting block (23), and a plurality of position holes (28) are formed in one side, away from the fixing hole (26), of the pressing plate block (25) in a rectangular mode.

6. The end face grinding clamp of the surface grinding machine for the stepped shaft sleeve parts as claimed in claim 3, wherein: the positioning holes (27) and the position holes (28) are correspondingly arranged, the pressing plate block (25) is in sliding connection with the movable groove (24), and the pressing plate block (25) is fixedly connected with the limiting block (23) through screws.