A long workpiece through grinding tool holder suitable for a centerless grinding machine

Abstract

The utility model relates to the technical field of centerless grinding machine, concretely relates to a long workpiece grinding tool holder suitable for centerless grinding machine, including tool holder body, a plurality of adjusting wheel side clamps, a plurality of grinding wheel side clamps, a plurality of compression bolts, a plurality of ball head bolts, a plurality of springs and a plurality of clamp support seats, each adjusting wheel side clamp includes a guide wheel side clamp seat, two guide wheel side pressing plates and a guide wheel side spring pressing plate, each grinding wheel side clamp includes a grinding wheel side clamp seat, two grinding wheel side pressing plates and a grinding wheel side spring pressing plate, adopt independent support structure of double-tool clamping double material supporting blocks, and the free adjustment effect is realized in the way that the ball head screw and spring interact to adjust the position.

Description

Technical Field

[0001] This utility model relates to the field of centerless grinding machine technology, and in particular to a long workpiece grinding tool holder suitable for centerless grinding machines. Background Technology

[0002] With the rapid development of the machinery industry, centerless grinders play an indispensable role in the precision machining of rotating bodies.

[0003] The stability of the grinding tool holder during the grinding of long workpieces greatly affects the dimensional accuracy of the workpieces ground by centerless grinders, such as roundness, form and position tolerances, and surface roughness.

[0004] However, the grinding of the current centerless grinder's through-grind tool holder is not stable enough, and it is difficult to assemble and adjust. Utility Model Content

[0005] The purpose of this invention is to provide a long workpiece grinding tool holder suitable for centerless grinders, which solves the problems of unstable grinding, difficult assembly, and difficult debugging of existing centerless grinder grinding tool holders.

[0006] To achieve the above objectives, this utility model provides a long workpiece grinding tool holder suitable for centerless grinders, including a tool holder body, multiple adjusting wheel side clamps, multiple grinding wheel side clamps, multiple clamping bolts, multiple ball head bolts, multiple springs, and multiple clamp support seats;

[0007] Each of the aforementioned adjustment wheel side clamps includes a guide wheel side clamp seat, two guide wheel side pressure plates, and a guide wheel side spring pressure plate;

[0008] Each of the aforementioned grinding wheel side clamps includes a grinding wheel side clamp seat, two grinding wheel side pressure plates, and a grinding wheel side spring pressure plate;

[0009] Multiple adjusting wheel side clamps and multiple grinding wheel side clamps are symmetrically arranged on both sides of the tool holder body. Multiple clamp support seats are bolted to the tool holder body. The guide wheel side clamp seat is located at the upper end of the corresponding clamp support seat. Two guide wheel side pressure plates are located at the upper end of the guide wheel side clamp seat. The guide wheel side spring pressure plate is located at the front end of the guide wheel side clamp seat.

[0010] The grinding wheel side clamp seat is fixedly connected to the upper end of the corresponding clamp support seat, the two grinding wheel side pressure plates are respectively bolted to the upper end of the grinding wheel side clamp seat, and the grinding wheel side spring pressure plate is bolted to the front end of the grinding wheel side clamp seat.

[0011] The plurality of clamping bolts are respectively disposed on the sides of the guide wheel side clamp seat and the grinding wheel side clamp seat, the plurality of ball head bolts are respectively disposed on the upper ends of the guide wheel side clamp seat and the grinding wheel side clamp seat, and the plurality of springs are respectively disposed on the guide wheel side clamp seat and the grinding wheel side clamp seat.

[0012] The length of the tool holder body is 1m-1.5m.

[0013] This utility model discloses a long workpiece grinding tool holder suitable for a centerless grinder. The tool holder body is mounted on the mounting surface of the lower slide of the centerless grinder, providing a stable installation and operating environment for the tool plate. Adjusting wheel side clamps and grinding wheel side clamps serve as outer and inner material support blocks, respectively, providing a stable installation and operating environment. The tool holder body contains a total of four sets of adjusting wheel side clamps and four sets of grinding wheel side clamps, used to support and adjust the outer and inner material support blocks to meet grinding requirements. The outer and inner material support blocks are respectively mounted on the adjusting wheel side clamps and the grinding wheel side clamps. Attached Figure Description

[0014] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the accompanying drawings used in the description of the embodiments or the prior art will be briefly introduced below.

[0015] Figure 1 This is a front structural diagram of the present invention.

[0016] Figure 2 This is a schematic diagram of the adjusting wheel side clamp structure of this utility model.

[0017] Figure 3 This is a schematic diagram of the grinding wheel side clamp structure of this utility model.

[0018] 1-Tool holder body, 2-Adjusting wheel side clamp, 3-Tool plate, 4-Grinding wheel side clamp, 5-Outer material support block, 6-Inner material support block, 7-Clamp support seat, 8-Guide wheel side clamp seat, 9-Guide wheel side pressure plate, 10-Clamping bolt, 11-Ball head bolt, 12-Guide wheel side spring pressure plate, 13-Spring, 14-Grinding wheel side clamp seat, 15-Grinding wheel side spring pressure plate, 16-Grinding wheel side pressure plate. Detailed Implementation

[0019] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, but should not be construed as limiting the present invention.

[0020] Please see Figures 1 to 3 ,in, Figure 1This is a front structural diagram of the present invention. Figure 2 This is a schematic diagram of the adjusting wheel side clamp 2 of this utility model. Figure 3 This is a schematic diagram of the structure of the grinding wheel side clamp 4 of this utility model.

[0021] This utility model provides a long workpiece grinding tool holder suitable for centerless grinders, including a tool holder body 1, multiple adjusting wheel side clamps 2, multiple grinding wheel side clamps 4, multiple clamping bolts 10, multiple ball head bolts 11, multiple springs 13 and multiple clamp support seats 7;

[0022] Each of the adjusting wheel side clips 2 includes a guide wheel side clip seat 8, two guide wheel side pressure plates 9, and a guide wheel side spring pressure plate 12;

[0023] Each of the grinding wheel side clamps 4 includes a grinding wheel side clamp seat 14, two grinding wheel side pressure plates 16, and a grinding wheel side spring pressure plate 15;

[0024] Multiple adjusting wheel side clamps 2 and multiple grinding wheel side clamps 4 are symmetrically arranged on both sides of the tool holder body 1. Multiple clamp support seats 7 are bolted to the tool holder body 1. The guide wheel side clamp seat 8 is arranged on the upper end of the corresponding clamp support seat 7. Two guide wheel side pressure plates 9 are arranged on the upper end of the guide wheel side clamp seat 8. The guide wheel side spring pressure plate 12 is arranged at the front end of the guide wheel side clamp seat 8.

[0025] In this embodiment, the tool holder body 1 is also provided with a tool plate 3. The tool holder body 1 is installed on the mounting surface of the lower slide of the centerless grinder, providing a stable installation and usage environment for the tool plate 3. The adjusting wheel side clamp 2 and the grinding wheel side clamp 4 are the outer material support block 5 and the inner material support block 6, respectively, providing a stable installation and usage environment. The tool holder body 1 contains a total of 4 sets of the adjusting wheel side clamp 2 and 4 sets of the grinding wheel side clamp 4, which are used to support and adjust the outer material support block 5 and the inner material support block 6 of the adjusting wheel side to meet the grinding requirements. The outer material support block 5 and the inner material support block 6 are respectively set on the adjusting wheel side clamp 2 and the grinding wheel side clamp 4. In addition, the tool holder body 1, the clamp support seat 7, the guide wheel side clamp seat 8, and the grinding wheel side clamp seat 14 are made of HT300 cast iron and have undergone natural aging treatment for at least one year. The hardness meets the national standard GB / T9439-2010 and reaches the HB215 hardness level. Both the clamping bolt 10 and the ball head bolt 11 are made of grade 12.9 high-strength bolts and undergo heat treatment after secondary processing to improve their strength and durability.

[0026] Furthermore, the grinding wheel side clamp seat 14 is fixedly connected to the upper end of the corresponding clamp support seat 7, the two grinding wheel side pressure plates 16 are respectively bolted to the upper end of the grinding wheel side clamp seat 14, and the grinding wheel side spring pressure plate 15 is bolted to the front end of the grinding wheel side clamp seat 14. Multiple clamping bolts 10 are respectively disposed on the sides of the guide wheel side clamp seat 8 and the grinding wheel side clamp seat 14, multiple ball head bolts 11 are respectively disposed on the upper ends of the guide wheel side clamp seat 8 and the grinding wheel side clamp seat 14, and multiple springs 13 are respectively disposed on the guide wheel side clamp seat 8 and the grinding wheel side clamp seat 14. The length of the tool holder body 1 is 1m-1.5m.

[0027] In this embodiment, grinding is performed on workpieces with larger diameters. When adjusting, the mounting surfaces of the adjusting wheel side clamp 2 and the grinding wheel side clamp 4 are 3-5mm away from the inner mounting surface of the tool holder body 1. The specific distance needs to be adjusted according to the actual usage. When adjusting the adjusting wheel side clamp 2 and the grinding wheel side clamp 4, the spring 13 is in a normal compressed state. At this time, the clamp support 7 is in an inclined state, and the angle between the mounting surface of the clamp support 7 and the bottom surface of the tool holder body 1 is 15-30°. The clamp support 7 can be adjusted between 5-30° by adjusting the ball head bolt 11 to meet the adjustment of parts with different diameters and to meet grinding requirements. The length of the tool holder body 1 can be customized from 1m to 1.5m according to the workpiece length. It is made of HT300 cast iron and has undergone sufficient natural aging. After machining, the non-mounting surfaces are painted to provide stable support and mounting position for the tool plate 3 and the support block while ensuring grinding stability.

[0028] The above-disclosed embodiments are merely one or more preferred embodiments of this application and should not be construed as limiting the scope of this application. Those skilled in the art can understand that all or part of the processes for implementing the above embodiments and equivalent changes made in accordance with the claims of this application still fall within the scope of this application.

Claims

1. A long workpiece grinding tool holder suitable for centerless grinders, characterized in that, It includes a tool holder body, multiple adjusting wheel side clamps, multiple grinding wheel side clamps, multiple clamping bolts, multiple ball head bolts, multiple springs, and multiple clamp support seats; Each of the aforementioned adjustment wheel side clamps includes a guide wheel side clamp seat, two guide wheel side pressure plates, and a guide wheel side spring pressure plate; Each of the aforementioned grinding wheel side clamps includes a grinding wheel side clamp seat, two grinding wheel side pressure plates, and a grinding wheel side spring pressure plate; Multiple adjusting wheel side clamps and multiple grinding wheel side clamps are symmetrically arranged on both sides of the tool holder body. Multiple clamp support seats are bolted to the tool holder body. The guide wheel side clamp seat is located at the upper end of the corresponding clamp support seat. Two guide wheel side pressure plates are located at the upper end of the guide wheel side clamp seat. The guide wheel side spring pressure plate is located at the front end of the guide wheel side clamp seat.

2. The long workpiece grinding tool holder suitable for a centerless grinder as described in claim 1, characterized in that, The upper end of the grinding wheel side clamp seat is fixedly connected to the upper end of the corresponding clamp support seat, the two grinding wheel side pressure plates are respectively bolted to the upper end of the grinding wheel side clamp seat, and the grinding wheel side spring pressure plate is bolted to the front end of the grinding wheel side clamp seat.

3. The long workpiece grinding tool holder suitable for a centerless grinder as described in claim 2, characterized in that, Multiple clamping bolts are respectively disposed on the sides of the guide wheel side clamp seat and the grinding wheel side clamp seat, multiple ball head bolts are respectively disposed on the upper ends of the guide wheel side clamp seat and the grinding wheel side clamp seat, and multiple springs are respectively disposed on the guide wheel side clamp seat and the grinding wheel side clamp seat.

4. The long workpiece grinding tool holder suitable for a centerless grinder as described in claim 3, characterized in that, The length of the tool holder body is 1m-1.5m.

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