CN214771137U - A correct grinding equipment for high accuracy bent axle processing - Google Patents

Abstract

The utility model relates to a bent axle processing technology field just discloses a correct grinding equipment for high accuracy bent axle processing includes the workstation, the last fixed surface of workstation is connected with the support, the electronic slide rail of up end fixedly connected with of support, the inner wall sliding connection of electronic slide rail has electronic slider, the lower terminal surface fixedly connected with cylinder of electronic slider, the lower terminal surface fixedly connected with arc of cylinder, the through-hole has been seted up to the inside of arc, it has the grinding tape to peg graft in the inside of through-hole, the upper surface of arc is provided with stop gear, the up end fixedly connected with motor of workstation, the output shaft fixedly connected with thimble of motor, the other end contact of thimble is provided with the bent axle. The utility model discloses can be more comprehensive laminate the bent axle and polish, improve the precision of polishing, and can be suitable for the bent axle of different models.

Description

A correct grinding equipment for high accuracy bent axle processing

Technical Field

The utility model relates to a bent axle processing technology field especially relates to a correct grinding equipment for high accuracy bent axle processing.

Background

The crankshaft is the most important part in the engine, and bears the force transmitted by the connecting rod, converts the force into torque, outputs the torque through the crankshaft and drives other accessories on the engine to work, so that the crankshaft is required to have enough strength and rigidity, and the surface of a journal needs to be wear-resistant, work uniformly and balance well.

The prior art adds man-hour to the bent axle, because the bent axle has the surface to be provided with the radian, and when the bent axle rotated, because not on same axle, the distance of some position mill can change always, and the unable accurate assurance mill is laminated the surface of bent axle all the time and is polished, and may have the incomplete phenomenon of polishing to the surface that has the radian. Therefore, the utility model designs a correct grinding equipment for high accuracy bent axle processing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the millstone can not be more attached to the surface of the crankshaft in the prior art, and the polishing incomplete problem can occur to the position with radian, and the provided fine grinding equipment for high-precision crankshaft machining.

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

the utility model provides a correct grinding equipment for processing of high accuracy bent axle, includes the workstation, the last fixed surface of workstation is connected with the support, the up end fixedly connected with electric slide rail of support, the inner wall sliding connection of electric slide rail has electric slider, the lower terminal surface fixedly connected with cylinder of electric slider, the lower terminal surface fixedly connected with arc of cylinder, the through-hole has been seted up to the inside of arc, it has the grinding tape to peg graft in the inside of through-hole, the upper surface of arc is provided with stop gear, the up end fixedly connected with motor of workstation, the left side of motor is provided with the bent axle, the both ends of bent axle contact respectively and are provided with the thimble, the right side the thimble is connected with motor fixed connection, the upper end inner wall of workstation is provided with drive mechanism.

Preferably, stop gear includes stopper and first screw thread turning handle, the jack has been seted up to the inside of stopper, the one end of grinding the area extends to the upper surface of arc and pegs graft to the inside of jack, first screw thread turning handle threaded connection is in the upper end that the stopper is located the jack.

Preferably, drive mechanism includes slider and support column, the spout has been seted up to the upper end inner wall of workstation, slider sliding connection is at the inner wall of spout, support column fixed connection is at the upper surface of slider, and the left side the thimble passes through antifriction bearing and rotates the inside of connecting at the support column.

Preferably, the upper surface of workstation fixedly connected with steady rest, the upper end inner wall of steady rest sets up to the arcwall face and sets up with the shaft wall contact of bent axle.

Preferably, the grinding belt is arranged in contact with the surface of the crankshaft, and the lower end face of the first threaded rotating handle is arranged on the surface of the grinding belt in a pressing mode.

Preferably, a plurality of threaded holes are formed in the sliding groove, and the inner thread of the sliding block is connected with a second threaded rotating handle and extends to the inner part of the threaded holes.

Compared with the prior art, the utility model provides a correct grinding equipment for high accuracy bent axle processing possesses following beneficial effect:

1. this a correct grinding equipment for high accuracy bent axle processing drives the support column through removing the slider and slides along the spout, through rotating second screw thread turning handle to threaded hole after the thimble contacts the terminal surface of bent axle, can fix the slider, and a plurality of screw holes can make equipment polish to the bent axle of multiple model.

2. This a correct grinding equipment for high accuracy bent axle processing drives the arc downstream through the cylinder, makes the surface of contact bent axle that the abrasive tape of fixing in the arc inside can be better, adopts the abrasive tape can increase the area of polishing, improves the precision of polishing, reduces the dead angle of polishing.

3. This a correct grinding equipment for high accuracy bent axle processing can play limiting displacement to the grinding area through stopper and first screw thread turning handle, drives electronic slider through electronic slide rail and can drive the cylinder and remove the position of difference, improves the efficiency of polishing in grinding area.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can be more comprehensive laminate the bent axle and polish, improve the precision of polishing, and can be suitable for the bent axle of different models.

Drawings

Fig. 1 is a schematic structural diagram of a fine grinding apparatus for high-precision crankshaft machining according to the present invention;

FIG. 2 is a side view of the structure of a portion A of the fine grinding apparatus for high precision crankshaft machining according to the present invention;

fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure: 1 workstation, 2 electronic slide rails, 3 electronic sliders, 4 cylinders, 5 arcs, 6 abrasive band, 7 stopper, 8 first screw thread turning stems, 9 motors, 10 thimble, 11 bent axles, 12 sliders, 13 support columns, 14 pivots, 15 steady rests, 16 supports.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a fine grinding device for high-precision crankshaft processing, comprising a workbench 1, a support 16 is fixedly connected to the upper surface of the workbench 1, an electric slide rail 2 is fixedly connected to the upper end surface of the support 16, an electric slide block 3 is slidably connected to the inner wall of the electric slide rail 2, an air cylinder 4 is fixedly connected to the lower end surface of the electric slide block 3, an arc-shaped plate 5 is fixedly connected to the lower end surface of the air cylinder 4, a through hole is formed in the arc-shaped plate 5, a grinding belt 6 is inserted in the through hole, a limiting mechanism is arranged on the upper surface of the arc-shaped plate 5, the limiting mechanism comprises a limiting block 7 and a first threaded rotating handle 8, a jack is formed in the limiting block 7, one end of the grinding belt 6 extends to the upper surface of the arc-shaped plate 5 and is inserted in the jack, the first threaded rotating handle 8 is in the upper end of the limiting block 7, the grinding belt 6 is in contact with the surface of the crankshaft, the lower terminal surface of first screw thread turning handle 8 compresses tightly the surface that sets up at abrasive belt 6, the up end fixedly connected with motor 9 of workstation 1, the left side of motor 9 is provided with bent axle 11, the both ends of bent axle 11 contact respectively and are provided with thimble 10, right side thimble 10 and motor 9 fixed connection, the upper end inner wall of workstation 1 is provided with drive mechanism, drive mechanism includes slider 12 and support column 13, the spout has been seted up to the upper end inner wall of workstation 1, slider 12 sliding connection is at the inner wall of spout, support column 13 fixed connection is at the upper surface of slider 12, left side thimble 10 rotates the inside of connecting at support column 13 through antifriction bearing, a plurality of screw holes have been seted up to the inside of spout, the inside threaded connection of slider 12 has second screw thread turning handle 14 and extends to the inside of screw hole, the last fixed surface of workstation 1 is connected with steadying frame 15, the upper end inner wall of steadying frame 15 sets up to the arcwall and sets up with the axial wall contact of bent axle 11.

In the utility model, when in use, the crankshaft 11 is placed on the upper surface of the stabilizing frame 15, the supporting column 13 is driven to slide along the sliding groove by moving the sliding block 12, the sliding block 12 is fixed by rotating the second thread rotating handle 14 into the threaded hole after the thimble 10 contacts the end surface of the crankshaft 11, the equipment can polish the crankshafts 11 with various models by a plurality of threaded holes, the thimbles 10 at two ends are ensured to fully prop against the crankshafts 11, the motor 9 is opened to drive the thimble 10 and the crankshafts 11 to rotate, the stabilizing frame 15 can reduce the shaking of the crankshafts and increase the stability, the arc-shaped plate 5 is driven to move downwards by the air cylinder 4, the grinding belt 6 fixed in the arc-shaped plate 5 can better contact the surface of the crankshafts 11, the grinding area can be increased by adopting the grinding belt 6, the grinding precision is improved, the grinding dead angle is reduced, the grinding belt 6 can be limited by the limiting block 7 and the first thread rotating handle 8, drive electronic slider 3 through electronic slide rail 2 and can drive cylinder 4 and remove the position of difference, improve the efficiency of polishing of abrasive band 6.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A fine grinding equipment for high accuracy bent axle processing, includes workstation (1), its characterized in that: the upper surface of the workbench (1) is fixedly connected with a support (16), the upper end surface of the support (16) is fixedly connected with an electric sliding rail (2), the inner wall of the electric sliding rail (2) is connected with an electric sliding block (3) in a sliding manner, the lower end surface of the electric sliding block (3) is fixedly connected with an air cylinder (4), the lower end surface of the air cylinder (4) is fixedly connected with an arc-shaped plate (5), a through hole is formed in the arc-shaped plate (5), a grinding belt (6) is inserted in the through hole, the upper surface of the arc-shaped plate (5) is provided with a limiting mechanism, the upper end surface of the workbench (1) is fixedly connected with a motor (9), a crankshaft (11) is arranged on the left side of the motor (9), two ends of the crankshaft (11) are respectively provided with a thimble (10) in a contact manner, and the thimble (10) on the right side is fixedly connected with the motor (9), and a transmission mechanism is arranged on the inner wall of the upper end of the workbench (1).

2. A finish grinding apparatus for high precision crankshaft machining according to claim 1, characterized in that: stop gear includes stopper (7) and first screw thread turning handle (8), the jack has been seted up to the inside of stopper (7), the one end of grinding tape (6) extends to the upper surface of arc (5) and pegs graft to the inside of jack, first screw thread turning handle (8) threaded connection is in the upper end that stopper (7) are located the jack.

3. A finish grinding apparatus for high precision crankshaft machining according to claim 1, characterized in that: drive mechanism includes slider (12) and support column (13), the spout has been seted up to the upper end inner wall of workstation (1), slider (12) sliding connection is at the inner wall of spout, support column (13) fixed connection is at the upper surface of slider (12), and the left side thimble (10) rotate through antifriction bearing and connect in the inside of support column (13).

4. A finish grinding apparatus for high precision crankshaft machining according to claim 1, characterized in that: the upper surface fixed connection of workstation (1) has stabilizer (15), the upper end inner wall of stabilizer (15) sets up to the arcwall face and sets up with the axle wall contact of bent axle (11).

5. A finish grinding apparatus for high precision crankshaft machining according to claim 2, characterized in that: the grinding belt (6) is in contact with the surface of the crankshaft, and the lower end face of the first threaded rotating handle (8) is pressed on the surface of the grinding belt (6).

6. A finish grinding apparatus for high precision crankshaft machining according to claim 3, characterized in that: a plurality of threaded holes are formed in the sliding groove, and a second threaded rotating handle (14) is connected to the inner threads of the sliding block (12) and extends into the threaded holes.

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