CN212398831U

CN212398831U - Turning clamp for machining holes in irregular sliding plate part of gear hobbing machine

Info

Publication number: CN212398831U
Application number: CN202020862425.4U
Authority: CN
Inventors: 陈经纬; 陈文琦; 张德益
Original assignee: NANJING NO2 MACHINE TOOL WORKS
Current assignee: NANJING NO2 MACHINE TOOL WORKS
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-01-26
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses a turning clamp for processing holes on irregular sliding plate parts of a hobbing machine, which is applied to the technical field of gear machine tool manufacturing, and comprises a clamp body, a sliding plate body to be processed and a plurality of movable pressing plates; the fixture body is of a cylindrical hollow structure, the bottom of the fixture body is fixed with a vertical lathe, the upper end face of the fixture body extends outwards to form a plurality of first step faces, the lower end face of the fixture body extends outwards to form a second step face, the first step faces are attached to the sliding plate body to be machined, and the sliding plate body to be machined is fixed through a plurality of movable press plates; the outer periphery of the slide plate to be processed extends to form a workpiece step surface, and the workpiece step surface is attached to the first step surface. The utility model processes the holes on the sliding plate parts through the turning clamp, reduces the workload of correction during operation for workers to process irregular hobbing machine sliding plate products, improves the precision and production efficiency of the products, and meets the large-batch production demand; the use of clamps directly reduces the requirements on the skill level.

Description

Turning clamp for machining holes in irregular sliding plate part of gear hobbing machine

Technical Field

The utility model relates to a gear machine tool makes technical field, especially relates to a car anchor clamps that is used for processing irregular slide body part upper hole of gear hobbing machine.

Background

The gear hobbing machine is a special machine tool for gear hobbing cutter machining of gears, and is most widely applied to gear machining. Straight teeth and helical gears can be cut on the gear hobbing machine. When the machine tool uses a special hob, various workpieces with special tooth shapes such as a worm wheel, a spline, a chain wheel and the like can be machined. The gear hobbing machine consists of a machine body, a vertical column, a tool rest, a sliding plate and a workbench. When the gear hobbing machine works, the hobbing cutter is arranged on a hobbing cutter main shaft and driven by a servo motor to rotate, and the cutter rest can vertically move along the upright post guide rail and can also be adjusted by an angle around a horizontal axis. The workpiece is arranged on the workbench, is driven to rotate by the indexing worm gear pair and forms unfolding motion together with the motion of the hob. The column can move along the guide rail of the lathe bed to adapt to different workpiece diameters and perform radial feeding.

The design of the tool rest sliding plate firstly calculates the torque of the main shaft, and then carries out design calculation and bearing and key selection check on main parts such as a shaft, a worm gear, a helical gear and a straight gear. The sliding plate body is a tool rest body of the gear hobbing machine, and the tool rest body is used as a tool rest of the gear hobbing machine and is an important guarantee for guaranteeing the precision of the gear hobbing machine.

With the continuous development of the gear machining industry, the precision required by the gear hobbing machine is higher and higher. On the premise of ensuring the precision of each part of the gear shaping machine, how to rapidly and effectively process the parts is an important work because the sliding plate body has the characteristics of large size and overweight weight, time and labor are wasted in processing, and the processing technical requirement on workers is overhigh.

Disclosure of Invention

The technical purpose is as follows: the defect to slide weight among the prior art big, difficult clamping and processing, the utility model discloses a car anchor clamps for processing hole on the irregular slide part of gear hobbing machine processes through car anchor clamps hole on to the slide part, and for the work load of workman processing irregular gear hobbing machine slide product weight loss correction when operation, the precision and the production efficiency of improvement product.

The technical scheme is as follows: in order to achieve the technical purpose, the utility model adopts the following technical scheme.

The utility model provides a car anchor clamps for processing hole on gear hobbing machine slide body part which characterized in that: comprises a clamp body, a sliding plate body to be processed and a plurality of movable pressing plates; the fixture body is of a cylindrical hollow structure, the bottom of the fixture body is fixed with a vertical lathe, the upper end face of the fixture body extends outwards to form a plurality of first step faces, the lower end face of the fixture body extends outwards to form a second step face, the first step faces are attached to the sliding plate body to be machined, and the sliding plate body to be machined is fixed through a plurality of movable press plates;

the outer periphery of the slide plate to be processed extends to form a workpiece step surface, and the workpiece step surface is attached to the first step surface.

Preferably, the top of the clamp body is provided with a clamping block, the clamping block comprises a cylindrical pin and a first bolt, the clamp body realizes positioning and fixing of the sliding plate body to be processed through the clamping block, the cylindrical pin is used for positioning the sliding plate body to be processed, and the first bolt is used for fixing the clamping block to the sliding plate body to be processed.

Preferably, the movable pressing plate clamps and fixes the sliding plate body to be processed through a plurality of bolts with different lengths.

Preferably, the side of the clamp body is provided with a plurality of knurled screws, and the slide plate body to be processed is attached to the first step surface through the knurled screws.

Preferably, the fixture body is further provided with a plurality of semicircular grooves, the semicircular grooves are formed in the second step surface, and bolts are arranged in the semicircular grooves and used for fixing the fixture body and the vertical lathe.

Preferably, two notches are formed in the bottom of the clamp body and used for reducing the weight of the clamp body.

Has the advantages that: the utility model processes the holes on the sliding plate parts through the turning clamp, reduces the workload of correction during operation for workers to process irregular hobbing machine sliding plate products, improves the precision and production efficiency of the products, and meets the large-batch production demand; the use of clamps directly reduces the requirements on the skill level.

Drawings

Fig. 1 is a schematic diagram of the general structure of the embodiment of the present invention;

the clamp comprises a clamp body 1, a first step surface 11, a clamping block 111, a cylindrical pin 112, a first bolt 113, a second step surface 12, a semicircular groove 13, a sliding plate body to be machined 2, a workpiece step surface 21 and a movable pressing plate 3, wherein the clamping block is arranged on the first step surface;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is an enlarged detail view of the locating block of FIG. 1;

fig. 4 is a schematic structural diagram of the utility model in the using process.

Detailed Description

The present solution is further illustrated and explained below with reference to the drawings and examples.

Examples

As shown in the attached figures 1-3, the turning clamp for machining the holes in the irregular sliding plate body part of the gear hobbing machine is characterized in that: comprises a clamp body 1, a slide plate body 2 to be processed and a plurality of movable press plates 3; the fixture body 1 is of a cylindrical hollow structure, the bottom of the fixture body 1 is fixed with a vertical lathe, the upper end surface of the fixture body 1 extends outwards to form a plurality of first step surfaces 11, the lower end surface of the fixture body 1 extends outwards to form a second step surface 12, the first step surfaces 11 are attached to the sliding plate body 2 to be machined, and the sliding plate body 2 to be machined is fixed through a plurality of movable pressing plates 3; the periphery of the slide plate body 2 to be processed extends to form a workpiece step surface 21, and the workpiece step surface 21 is attached to the first step surface 11.

As shown in fig. 3, a clamping block 111 is arranged at the top of the clamp body 1, the clamping block 111 includes a cylindrical pin 112 and a first bolt 113, the clamp body 1 positions and fixes the slide plate body 2 to be processed through the clamping block 111, the cylindrical pin 112 is used for positioning the slide plate body 2 to be processed, the first bolt 113 is used for fixing the clamping block 111 to the slide plate body 2 to be processed, and finally the clamping block 111 clamps the side surface of the slide plate body 2 to be processed, so that the accuracy of the slide plate body 2 to be processed during processing is ensured.

The sliding plate body 2 to be processed is clamped and fixed by the movable pressing plate 3 through bolts with different lengths, the sliding plate body 2 to be processed is fixed by the T-shaped bolts in the embodiment, the movable pressing plate 3 is longer, and the hexagonal bolts are fixed simultaneously, so that the movable pressing plate 3 is more tightly fastened and pressed on the sliding plate body 2 to be processed, screws can be additionally arranged on the side surface, and the sliding plate body 2 to be processed is fixed from the side surface by the movable pressing plate 3.

The side of the clamp body 1 is provided with a plurality of knurled screws, and the slide plate body 2 to be processed is attached to the first step surface 11 through the knurled screws.

The fixture body 1 is further provided with a plurality of semicircular grooves 13, the semicircular grooves 13 are formed in the second step surface 12, and bolts are arranged in the semicircular grooves 13 and used for fixing the fixture body 1 to the vertical lathe.

The bottom of the clamp body 1 is provided with two notches for reducing the weight of the clamp body 1.

The top of the clamp body 1 is provided with a positioning pin hole for positioning the sliding plate body 2 to be processed.

The utility model processes the holes on the sliding plate parts through the turning clamp, reduces the workload of correction during operation for workers to process irregular hobbing machine sliding plate products, improves the precision and production efficiency of the products, and meets the large-batch production demand; the use of clamps directly reduces the requirements on the skill level.

As shown in the attached figure 4, the utility model discloses a car anchor clamps for processing irregular slide body part upper hole of gear hobbing machine, its use is as follows: the method comprises the steps of connecting and fixing an irregular sliding plate body 2 to be machined with a first step surface 11 of a clamp body 1 on a semicircular groove 13 of the clamp body 1 through bolts, clamping and fixing the sliding plate body 2 to be machined through bolts with different lengths on a movable pressing plate 3, positioning blocks 111 and cylindrical pins 112 are used for positioning the sliding plate body 2 to be machined, screwing screws into holes of the movable pressing plate 3, putting the movable pressing plate 3 on a workpiece step surface 21 and pressing the movable pressing plate 3 tightly, enabling the sliding plate body 2 to be machined not to move randomly, rotating a base of a vertical lathe, driving the clamp body 1, enabling the sliding plate body 2 to be machined to rotate along with the movable pressing plate, and finishing shape machining of the sliding plate body 2 to be machined through adjusting the feeding amount of a lathe tool on the vertical lathe, particularly machining holes in parts, which the precision is required on the sliding plate body 2 to be machined, of the vertical lathe. The utility model discloses to processing weight big, the size is big, require the precision high, and the processing in anomalous slide plate body upper hole provide rationalization improvement, the utility model discloses a car anchor clamps can improve the machining precision of slide plate body to be applicable to the irregular slide plate body of gear hobbing machine of multiple model.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a car anchor clamps for processing hole on irregular slide body part of gear hobbing machine which characterized in that: comprises a clamp body (1), a slide plate body (2) to be processed and a plurality of movable press plates (3); the fixture body (1) is of a cylindrical hollow structure, the bottom of the fixture body (1) is fixed with a vertical lathe, the upper end surface of the fixture body (1) extends outwards to form a plurality of first step surfaces (11), the lower end surface of the fixture body (1) extends outwards to form a second step surface (12), the first step surfaces (11) are attached to the sliding plate body (2) to be machined, and the sliding plate body (2) to be machined is fixed through a plurality of movable pressing plates (3);

the periphery of the sliding plate body (2) to be machined extends to form a workpiece step surface (21), and the workpiece step surface (21) is attached to the first step surface (11).

2. The turning clamp for machining the holes in the irregular sliding plate body part of the gear hobbing machine according to the claim 1, characterized in that: the clamp is characterized in that a clamping block (111) is arranged at the top of the clamp body (1), the clamping block (111) comprises a cylindrical pin (112) and a first bolt (113), the clamp body (1) realizes positioning and fixing of the sliding plate body (2) to be machined through the clamping block (111), the cylindrical pin (112) is used for positioning the sliding plate body (2) to be machined, and the first bolt (113) is used for fixing the clamping block (111) to the sliding plate body (2) to be machined.

3. The turning clamp for machining the holes in the irregular sliding plate body part of the gear hobbing machine according to the claim 1, characterized in that: the movable pressing plate (3) clamps and fixes the sliding plate body (2) to be processed through a plurality of bolts with different lengths.

4. The turning clamp for machining the holes in the irregular sliding plate body part of the gear hobbing machine according to the claim 1, characterized in that: the side of the clamp body (1) is provided with a plurality of knurled screws, and the sliding plate body (2) to be processed is attached to the first step surface (11) through the knurled screws.

5. The turning clamp for machining the holes in the irregular sliding plate body part of the gear hobbing machine according to the claim 1, characterized in that: the fixture body (1) is further provided with a plurality of semicircular grooves (13), the semicircular grooves (13) are formed in the second step surface (12), and bolts are arranged in the semicircular grooves (13) and used for fixing the fixture body (1) and the vertical lathe.

6. The turning clamp for machining the holes in the irregular sliding plate body part of the gear hobbing machine according to the claim 1, characterized in that: the bottom of the clamp body (1) is provided with two notches for reducing the weight of the clamp body (1).