CN216830334U

CN216830334U - Positioning fixture for grinding machine machining

Info

Publication number: CN216830334U
Application number: CN202220298910.2U
Authority: CN
Inventors: 魏建国; 赵芬春; 魏海龙; 梁华; 康世杰; 吴福清; 李才强
Original assignee: Chongqing Guangjian Metal Products Co ltd
Current assignee: Chongqing Guangjian Metal Products Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-06-28
Anticipated expiration: 2032-02-15

Abstract

The utility model relates to the technical field of positioning fixtures, in particular to a positioning fixture for grinding machine processing, which comprises a workbench, wherein the surface of the workbench is rotationally connected with a turntable, the surface of the turntable is integrally connected with a fixed seat, the surface of the fixed seat is connected with a clamping component, one end of a loop bar in the clamping component, which is far away from the fixed seat, is slidably connected with a telescopic rod, the other end of the telescopic rod is rotationally connected with a supporting shaft through a connecting piece, one end of the supporting shaft, which is far away from the connecting piece, is connected with a clamping rod, the surface of the clamping rod is connected with a clamping plate, a polishing platform is arranged below the clamping plate, the polishing platform is positioned on the surface of the turntable through the surface of the workbench, the surface of the turntable is connected with the clamping component, so that the angle of a workpiece can be changed during polishing, and the surface of a fixed frame at one side of the clamping component is provided with a plurality of fixed grooves, the clamping assembly can be adapted to workpieces with different volumes and the workpieces can be fixed in the clamping assembly more conveniently and rapidly.

Description

Positioning fixture for grinding machine machining

Technical Field

The utility model relates to a positioning fixture technical field particularly, relates to a positioning fixture is used in grinding machine processing.

Background

Grinding machines are machine tools for grinding the surface of a workpiece by using a grinding tool, most grinding machines grind the surface of the workpiece by using a grinding wheel rotating at a high speed, clamps are devices for fixing a processing object to be held at a correct position in the mechanical manufacturing process to receive construction or detection, are also called clamps, are devices for quickly, conveniently and safely mounting the workpiece in any process in the process in a broad sense, and can be called clamps, the types of the clamps can be divided into universal clamps according to the use characteristics, such as machine vices, chucks, suckers, dividing heads, rotary tables and the like, have great universality, can better adapt to the conversion of the processing procedure and the processing object, have shaped structures and serialized sizes and specifications, most of the clamps become standard accessories of the machine tools, are special clamps, and are specially designed and manufactured for the clamping requirements of certain product parts in a certain process, the service object is specific and has strong pertinence, and the common products are designed by a product manufacturer, and include a lathe clamp, a milling machine clamp, a drill jig and a boring jig.

At present, a machining positioning device is needed to be used when a grinding machine is machined, a clamp on the grinding machine is usually fixed on an operation table surface of the grinding machine through a bolt, the workpiece needs to be fixed by the clamp firstly when the workpiece is ground, the workpiece needs to be fixed again when other angles of the workpiece are ground, the long process of the disassembly time is complicated, and the time cost of the workpiece during production is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a positioning fixture is used in grinding machine processing can effectively solve the problem in the background art.

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

a positioning fixture for grinding machine machining comprises a workbench, wherein the surface of the workbench is rotatably connected with a turntable, the surface of the turntable is integrally connected with a plurality of fixing seats, the surface of each fixing seat is fixedly connected with a clamping assembly, a loop bar in the clamping assembly is rotatably connected with one of the fixing seats, one end, away from the fixing seats, of the loop bar is slidably connected with a telescopic rod, the other end of the telescopic rod is rotatably connected with a supporting shaft through a connecting piece, one end, away from the connecting piece, of the supporting shaft is connected with a clamping rod, the surface of the clamping rod is connected with a clamping plate, a grinding table is arranged below the clamping plate, one side of the grinding table is provided with a limiting plate, one end, away from the grinding table, of the limiting plate is connected with an anti-falling rod, the anti-falling rod is integrally connected with a supporting rod, the top of the supporting rod is fixedly connected with a connecting rod, one end, away from the supporting rod, of the connecting rod is slidably connected with a sliding rod, the utility model discloses a polishing machine, including fixed slot, fixed link, connecting block, connecting groove, supporting rod, clamping rod, fixed link, fixed slot bottom surface integration, the sliding rod other end is connected with the dead lever, dead lever surface cover is equipped with the spring, the surperficial top of spring is connected with the connecting block, the connecting block is located inside the connecting groove, the connecting groove is seted up on the clamping rod surface, the one end that the connecting groove was kept away from to the clamping rod is located the bench side of polishing, the bench of polishing is located the carousel surface, carousel surface integration is connected with the mount, the fixed slot has been seted up to the mount side run through, fixed slot bottom surface integration is connected with the fixed plate.

Preferably, one end, close to the polishing table, of the surface of the workbench is integrally connected with a connecting plate, one side, close to the polishing table, of the connecting plate is connected with a connecting shaft, and the top of the connecting shaft is fixedly connected with a grinding wheel.

Preferably, one side of the surface of the polishing table, which is far away from the clamping assembly, is provided with a plurality of limiting blocks, the limiting blocks are connected to the surface of the turntable through the polishing table, and the surface of the turntable is provided with a handle.

Preferably, one end of the support rod, which is far away from the connecting rod, is rotatably connected with a fixed seat.

Preferably, the connecting groove is rotatably connected with the connecting block, and the connecting block is rotatably connected with the clamping rod through the connecting groove.

Preferably, the connecting piece cover that back shaft one end is connected is established on the connecting piece surface that the telescopic link is connected, rotate through the axis of rotation connection between the connecting piece, the one end that the centre gripping subassembly was kept away from to the axis of rotation is located the fixed plate surface in the mount.

Preferably, a receiving plate is arranged below the fixing plate, and the receiving plate is integrally connected with the bottom of the inner wall of the fixing groove.

Compared with the prior art, the utility model discloses following beneficial effect has:

the rotary table is rotatably connected to the surface of the workbench, the surface of the rotary table is connected with the clamping assembly to enable the workpiece to rotate through the handle on the surface of the rotary table to change the workpiece angle on the surface of the polishing table when the workpiece is polished, a plurality of fixing grooves are formed in the surface of the fixing frame on one side of the clamping assembly, the clamping assembly can adapt to workpieces with different sizes and enable the workpieces to be fixed in the clamping assembly conveniently and quickly, clamping plates in the clamping assembly are matched with limiting plates and limiting blocks on the surface of the polishing table, and the workpieces are all-directionally and firmly fixed on the surface of the polishing table.

Drawings

Fig. 1 is a schematic view of the overall structure of a positioning fixture for grinding machine processing of the present invention;

fig. 2 is a schematic view of a partial structure of a positioning fixture for grinding machine processing according to the present invention;

FIG. 3 is a schematic structural view of a positioning fixture for grinding machine processing according to the present invention;

fig. 4 is the utility model relates to a positioning fixture's for grinding machine processing schematic structure.

In the figure: 1. a work table; 2. a connecting plate; 3. a connecting shaft; 4. a grinding wheel; 5. a turntable; 6. a handle; 7. a fixed seat; 8. a clamping assembly; 801. a loop bar; 802. a telescopic rod; 803. a rotating shaft; 804. a connecting member; 805. a support shaft; 806. connecting grooves; 807. a clamping rod; 808. a splint; 809. connecting blocks; 810. fixing the rod; 811. a spring; 812. a slide bar; 813. a connecting rod; 814. a support bar; 815. a limiting plate; 816. an anti-drop rod; 9. a limiting block; 10. a polishing table; 11. a fixed mount; 12. fixing grooves; 13. a fixing plate; 14. a bearing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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.

Examples

As shown in fig. 1 to 4, a positioning fixture for grinding machine processing comprises a worktable 1, a turntable 5 is rotatably connected to the surface of the worktable 1, a plurality of fixing bases 7 are integrally connected to the surface of the turntable 5, a clamping assembly 8 is fixedly connected to the surface of each fixing base 7, a sleeve rod 801 in the clamping assembly 8 is rotatably connected to one of the fixing bases 7, an expansion rod 802 is slidably connected to one end of the sleeve rod 801 away from the fixing base 7, a support shaft 805 is rotatably connected to the other end of the expansion rod 802 through a connecting member 804, a clamping rod 807 is connected to one end of the support shaft 805 away from the connecting member 804, a clamping plate 808 is connected to the surface of the clamping rod 807, a grinding table 10 is arranged below the clamping plate 808, a limiting plate 815 is arranged on one side of the grinding table 10, an anti-slip rod 816 is connected to one end of the limiting plate 815 away from the grinding table 10, and the anti-slip rod 816 is integrally connected to the support rod 814, bracing piece 814 top fixedly connected with connecting rod 813, the one end sliding connection that bracing piece 814 was kept away from to connecting rod 813 has slide bar 812, the slide bar 812 other end is connected with dead lever 810, dead lever 810 surface cover is equipped with spring 811, spring 811's surperficial top is connected with connecting block 809, connecting block 809 is located inside spread groove 806, spread groove 806 is seted up on clamping rod 807 surface, the one end that spread groove 806 was kept away from to clamping rod 807 is located the platform 10 top of polishing, the platform 10 of polishing is located carousel 5 surface, carousel 5 surface integration is connected with mount 11, fixed slot 12 has been run through to mount 11 sides, fixed slot 12 bottom surface integration is connected with fixed plate 13.

Through the technical scheme, the connecting piece 804 at one end of the supporting shaft 805 and one end of the telescopic rod 802 are connected with the sliding rod 812, the sliding rod 812 slides up and down to drive the connecting piece 804 to rotate through the rotating shaft 803, the connecting block 809 is integrally connected to the top surface of the fixing rod 810, the spring 811 on the surface of the fixing rod 810 enables the clamping plate 808 to firmly clamp a workpiece, and the fixing grooves 12 on the side edge of the fixing frame 11 enable the clamping assembly 8 to adapt to workpieces with different heights.

In this embodiment, a connecting plate 2 is integrally connected to one end of the surface of the workbench 1 close to the polishing table 10, one side of the connecting plate 2 close to the polishing table 10 is connected with a connecting shaft 3, the top of the connecting shaft 3 is fixedly connected with a grinding wheel 4, one side of the surface of the polishing table 10 far away from the clamping component 8 is provided with a plurality of limiting blocks 9, the limiting blocks 9 are connected to the surface of the turntable 5 through the polishing table 10, the surface of the turntable 5 is provided with a handle 6, one end of the supporting rod 814 far away from the connecting rod 813 is rotatably connected with a fixing seat 7, the connecting groove 806 is rotatably connected with a connecting block 809, the connecting block 809 is rotatably connected with a clamping rod 807 through the connecting groove 806, the connecting piece 804 connected to one end of the supporting shaft 805 is sleeved on the surface of the connecting piece 804 connected with the telescopic rod 802, the connecting pieces 804 are rotatably connected through a rotating shaft 803, one end of the rotating shaft 803 far away from the clamping component 8 is located on the surface of the fixing plate 13 in the fixing frame 11, a bearing plate 14 is arranged below the fixed plate 13, the bearing plate 14 is integrally connected with the bottom of the inner wall of the fixed groove 12, the grinding wheel 4 is positioned right above the grinding table 10, and the angle of the workpiece is changed by controlling the rotation of the rotary table 5 through the handle 6.

This positioning fixture for grinding machine processing's theory of operation:

when the device is used, a workpiece is firstly placed on the surface of the polishing table 10, the clamping plate 808 is positioned at the top of the surface of the workpiece, the workpiece is abutted against the limiting block 9, one end of the rotating shaft 803, which is far away from the clamping component 8, is lifted upwards, the sliding rod 812 slides upwards to extrude the spring 811, the sliding rod 812 slides to drive the telescopic rod 802 and the supporting shaft 805, the supporting shaft 805 drives the clamping rod 807, the clamping rod 807 drives the clamping plate 808 to position the clamping plate 808 above the surface of the workpiece, the supporting rod 814 is inclined towards one end of the polishing table 10, the anti-falling rod 816 drives the limiting plate 815 to be positioned on one side surface of the workpiece, the rotating shaft 803 is lifted to be positioned between the fixing grooves 12, the fixing plate 13 is fixed on the surface of the bearing plate 14, and the rotating shaft 803 is placed on the surface of the fixing plate 13, the workpiece is clamped on the surface of the polishing table 10 through the clamping component 8, then the power supply is connected to enable the grinding wheel 4 to rotate to polish the workpiece, and the handle 6 on the surface of the rotary table 5 drives the rotary table 5 to change the polishing angle of the workpiece.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a positioning fixture is used in grinding machine processing, includes workstation (1), its characterized in that: the surface of the workbench (1) is rotatably connected with a turntable (5), the surface of the turntable (5) is integrally connected with a plurality of fixed seats (7), the fixed surface of each fixed seat (7) is fixedly connected with a clamping component (8), a loop bar (801) in the clamping component (8) is rotatably connected with one of the fixed seats (7), one end, away from the fixed seat (7), of the loop bar (801) is slidably connected with a telescopic bar (802), the other end of the telescopic bar (802) is rotatably connected with a supporting shaft (805) through a connecting piece (804), one end, away from the connecting piece (804), of the supporting shaft (805) is connected with a clamping bar (807), the surface of the clamping bar (807) is connected with a clamping plate (808), a polishing table (10) is arranged below the clamping plate (808), one side of the polishing table (10) is provided with a limiting plate (815), one end, away from the polishing table (10), of the limiting plate (815) is connected with an anti-falling-off bar (816), the anti-falling rod (816) is integrally connected with the supporting rod (814), a connecting rod (813) is fixedly connected to the top of the supporting rod (814), one end, far away from the supporting rod (814), of the connecting rod (813) is connected with a sliding rod (812) in a sliding mode, the other end of the sliding rod (812) is connected with a fixing rod (810), a spring (811) is sleeved on the surface of the fixing rod (810), the top of the surface of the spring (811) is connected with a connecting block (809), the connecting block (809) is located inside a connecting groove (806), the connecting groove (806) is arranged on the surface of a clamping rod (807), one end, far away from the connecting groove (806), of the clamping rod (807) is located above a polishing table (10), the polishing table (10) is located on the surface of a rotary table (5), the surface of the rotary table (5) is integrally connected with a fixing frame (11), and a fixing groove (12) is formed in a side surface of the fixing frame (11), the bottom surface of the fixing groove (12) is integrally connected with a fixing plate (13).

2. The positioning fixture for grinding machine processing as claimed in claim 1, characterized in that: the grinding machine is characterized in that one end, close to the grinding table (10), of the surface of the workbench (1) is integrally connected with a connecting plate (2), one side, close to the grinding table (10), of the connecting plate (2) is connected with a connecting shaft (3), and the top of the connecting shaft (3) is fixedly connected with a grinding wheel (4).

3. The positioning fixture for grinding machine processing as claimed in claim 1, characterized in that: the grinding table is characterized in that a plurality of limiting blocks (9) are arranged on one side, away from the clamping assembly (8), of the surface of the grinding table (10), the limiting blocks (9) are connected to the surface of the rotary table (5) through the grinding table (10), and a handle (6) is arranged on the surface of the rotary table (5).

4. The positioning fixture for grinding machine processing as claimed in claim 1, characterized in that: one end of the support rod (814) far away from the connecting rod (813) is rotatably connected with a fixed seat (7).

5. The positioning fixture for grinding machine processing as claimed in claim 1, characterized in that: the connecting groove (806) is rotatably connected with a connecting block (809), and the connecting block (809) is rotatably connected with a clamping rod (807) through the connecting groove (806).

6. The positioning fixture for grinding machine processing as claimed in claim 1, characterized in that: the connecting piece (804) connected with one end of the supporting shaft (805) is sleeved on the surface of the connecting piece (804) connected with the telescopic rod (802), the connecting pieces (804) are rotatably connected through a rotating shaft (803), and one end, far away from the clamping assembly (8), of the rotating shaft (803) is located on the surface of the fixing plate (13) in the fixing frame (11).

7. The positioning fixture for grinding machine processing as claimed in claim 1, characterized in that: a bearing plate (14) is arranged below the fixing plate (13), and the bearing plate (14) is integrally connected with the bottom of the inner wall of the fixing groove (12).