阅读说明：本技术 一种曲轴智能化自动打磨装置 (Intelligent automatic grinding device of bent axle ) 是由 高海宁 沈红丹 周剑宇 聂婷 于 2020-05-09 设计创作，主要内容包括：本发明公开一种曲轴智能化自动打磨装置,包括工作台,其特征在于：所述工作台设置有槽口,所述工作台固定连接对称的电动推杆一,所述工作台固定连接L形板一,所述L形板一固定连接电动推杆二,所述工作台固定连接L形板二,所述L形板二固定连接电动推杆三,所述电动推杆三的推杆端穿过所述L形板二,所述电动推杆二的推杆端固定连接打磨机构。本发明涉及打磨设备领域,具体地讲,涉及一种曲轴智能化自动打磨装置。本发明方便曲轴自动打磨。(The invention discloses an intelligent automatic grinding device for a crankshaft, which comprises a workbench and is characterized in that: the polishing machine comprises a workbench, and is characterized in that a notch is formed in the workbench, a first electric push rod is fixedly connected with the workbench symmetrically, a first L-shaped plate is fixedly connected with a second electric push rod, a second L-shaped plate is fixedly connected with the workbench, a third electric push rod is fixedly connected with the second L-shaped plate, a push rod end of the third electric push rod penetrates through the second L-shaped plate, and a polishing mechanism is fixedly connected with a push rod end of the second electric push rod. The invention relates to the field of grinding equipment, in particular to an intelligent automatic grinding device for a crankshaft. The automatic grinding machine facilitates automatic grinding of the crankshaft.)

1. The utility model provides an intelligent automatic grinding device of bent axle, includes workstation (1), its characterized in that:

the workbench (1) is provided with a notch (2);

the workbench (1) is fixedly connected with symmetrical electric push rods I (3);

the workbench (1) is fixedly connected with a first L-shaped plate (4);

the L-shaped plate I (4) is fixedly connected with an electric push rod II (5);

the workbench (1) is fixedly connected with a second L-shaped plate (6);

the L-shaped plate II (6) is fixedly connected with an electric push rod III (7);

the push rod end of the electric push rod III (7) penetrates through the L-shaped plate II (6);

and the push rod end of the electric push rod II (5) is fixedly connected with the polishing mechanism.

2. The intelligent automatic grinding device of crankshaft according to claim 1, characterized in that: grinding machanism is including the square plate one (12) of symmetry, the push rod end fixed connection of electric putter two (5) is one square plate one (12), the push rod end fixed connection another of electric putter three (7) square plate one (12), the symmetry square plate one (12) are respectively through round bar one (11) fixed connection motor square plate (10), the symmetry motor square plate (10) are respectively through spring (9) fixed connection plectane one (8), the symmetry plectane one (8) are fixed connection L shaped plate three (16) respectively, the symmetry L shaped plate three (16) are fixed connection round bar three (17) respectively.

3. The intelligent automatic grinding device of crankshaft according to claim 2, characterized in that: the symmetry the one end of spout (13) is articulated respectively in square plate (12), the symmetry motor square plate (10) fixed connection motor (15) respectively, the symmetry the center of the output shaft of motor (15) fixed connection plectane two (37) respectively, the symmetry the eccentric department of plectane two (37) is fixed connection round bar two (14) respectively, the symmetry round bar two (14) set up respectively in corresponding in spout (13), the symmetry round bar three (17) set up respectively in corresponding in spout (13).

4. The intelligent automatic grinding device of crankshaft according to claim 2, characterized in that: the symmetrical L-shaped plates (16) are respectively and fixedly connected with the square plates (18), and the symmetrical square plates (18) are respectively and fixedly connected with the guide round rods (19).

5. The intelligent automatic grinding device of crankshaft according to claim 4, characterized in that: the symmetrical L-shaped plates (16) are respectively and fixedly connected with a motor II (26), the symmetrical motor II (26) is respectively and fixedly connected with a vertical plate (25), the symmetrical vertical plates (25) are respectively fixedly connected with the corresponding circular plates I (8) through transverse plates (22), the symmetrical vertical plates (25) are respectively and fixedly connected with a second arc track (21), the symmetrical motors (26) are respectively and fixedly connected with a second bevel gear (24), the symmetrical vertical plates (25) are respectively in bearing connection with a screw rod (28), the symmetrical screw rods (28) are respectively and fixedly connected with a first bevel gear (23), the symmetrical bevel gears I (23) are respectively meshed with the corresponding bevel gears II (24), the symmetrical screw rods (28) are respectively in threaded connection with the connecting blocks (27), and the symmetrical connecting blocks (27) are respectively and fixedly connected with the first arc tracks (20).

6. The intelligent automatic grinding device of crankshaft according to claim 5, characterized in that: a group of arc-shaped blocks (32) which are uniformly distributed are respectively arranged in the two symmetrical arc-shaped tracks (21), one arc-shaped block (32) in the middle of each group is respectively and fixedly connected with the two corresponding arc-shaped tracks (21), each arc-shaped block (32) is respectively and fixedly connected with a four round rod (33), each four round rod (33) is respectively and fixedly connected with a vertical block (34), each vertical block (34) is respectively and fixedly connected with a three square plate (35), each three square plate (35) is respectively and fixedly connected with an arc-shaped polishing plate (29), a group of uniformly distributed cylindrical rods (30) are respectively arranged in the one symmetrical arc-shaped tracks (20), each four round rods (33) are respectively hinged with one end of a connecting rod (31), and the other end of each connecting rod (31) is respectively hinged with the corresponding cylindrical rod (30).

7. The intelligent automatic grinding device of crankshaft according to claim 6, characterized in that: the number of the arc-shaped blocks (32) in one group is odd, the number of the cylindrical rods (30) in one group is even, and the number of the arc-shaped blocks (32) in one group is one more than that of the cylindrical rods (30) in one group.

8. The intelligent automatic grinding device of crankshaft according to claim 1, characterized in that: the symmetrical electric push rods I (3) are respectively and fixedly connected with rubber circular plates (36).

Technical Field

The invention relates to the field of grinding equipment, in particular to an intelligent automatic grinding device for a crankshaft.

Background

The crankshaft is the most important component in the engine. It takes the force from the connecting rod and converts it into torque to be output by the crankshaft and drive other accessories on the engine. The crankshaft is subjected to the combined action of centrifugal force of the rotating mass, gas inertia force of periodic variation and reciprocating inertia force, so that the crankshaft is subjected to the action of bending and twisting load. Therefore, the crankshaft is required to have sufficient strength and rigidity, and the surface of the journal needs to be wear-resistant, work uniformly and balance well. For this purpose, the material of the crankshaft is often selected from carbon structural steel or ductile iron.

At present, in the process of polishing the crankshaft, manual polishing is adopted, so that on one hand, the product has more burrs and poorer appearance quality; on the other hand, the method is time-consuming and labor-consuming and has low automation degree. This is a disadvantage of the prior art.

Disclosure of Invention

The invention aims to provide an intelligent automatic grinding device for crankshafts, which is convenient for automatic grinding of crankshafts.

The invention adopts the following technical scheme to realize the purpose of the invention:

the utility model provides an intelligent automatic grinding device of bent axle, includes the workstation, its characterized in that: the polishing machine comprises a workbench, and is characterized in that a notch is formed in the workbench, a first electric push rod is fixedly connected with the workbench symmetrically, a first L-shaped plate is fixedly connected with a second electric push rod, a second L-shaped plate is fixedly connected with the workbench, a third electric push rod is fixedly connected with the second L-shaped plate, a push rod end of the third electric push rod penetrates through the second L-shaped plate, and a polishing mechanism is fixedly connected with a push rod end of the second electric push rod.

As the further inject of this technical scheme, grinding machanism includes the square plate one of symmetry, the push rod end fixed connection of electric putter two is one square plate one, the push rod end fixed connection of electric putter three is another square plate one, the symmetry square plate one is respectively through a round bar fixed connection motor square plate, the symmetry the motor square plate is respectively through spring fixed connection plectane one, the symmetry plectane one is fixed connection L shaped plate three respectively, the symmetry L shaped plate three is fixed connection round bar three respectively.

As a further limitation of the technical solution, one symmetrical square plate is hinged to one end of each sliding groove, the symmetrical motor square plates are fixedly connected with a first motor, an output shaft of the first motor is fixedly connected with the center of a second circular plate, the eccentric parts of the second circular plate are fixedly connected with a second circular rod, the second circular rods are arranged in the corresponding sliding grooves, and the third circular rods are arranged in the corresponding sliding grooves.

As a further limitation of the technical solution, the symmetrical third L-shaped plates are respectively and fixedly connected with the second square plates, and the symmetrical second square plates are respectively and fixedly connected with the round guide rods.

As a further limitation of the technical solution, the symmetrical third L-shaped plates are respectively and fixedly connected with a second motor, the symmetrical second motors are respectively and fixedly connected with a vertical plate, the symmetrical vertical plates are respectively and fixedly connected with the corresponding first circular plates through transverse plates, the symmetrical vertical plates are respectively and fixedly connected with second circular arc tracks, the symmetrical second motors are respectively and fixedly connected with second bevel gears, the symmetrical vertical plates are respectively and fixedly connected with screws through bearings, the symmetrical screws are respectively and fixedly connected with the first bevel gears, the symmetrical first bevel gears are respectively and correspondingly engaged with the second bevel gears, the symmetrical screws are respectively and threadedly connected with connecting blocks, and the symmetrical connecting blocks are respectively and fixedly connected with the first circular arc tracks.

As a further limitation of the technical scheme, a group of arc-shaped blocks which are uniformly distributed are respectively arranged in the symmetrical second arc-shaped track, one arc-shaped block in the middle of each group is respectively and fixedly connected with the corresponding second arc-shaped track, each arc-shaped block is respectively and fixedly connected with a fourth round rod, each fourth round rod is respectively and fixedly connected with a vertical block, each vertical block is respectively and fixedly connected with a third square plate, each third square plate is respectively and fixedly connected with an arc-shaped polishing plate, a group of uniformly distributed cylindrical rods are respectively arranged in the symmetrical first arc-shaped track, each fourth round rod is respectively hinged with one end of a connecting rod, and the other end of each connecting rod is respectively hinged with the corresponding cylindrical rod.

As a further limitation of the present technical solution, the number of the arc-shaped blocks in one group is an odd number, the number of the cylindrical rods in one group is an even number, and the number of the arc-shaped blocks in one group is one more than the number of the cylindrical rods in one group.

As a further limitation of the technical solution, the symmetrical first electric push rods are respectively fixedly connected with rubber circular plates.

Compared with the prior art, the invention has the advantages and positive effects that:

1. this device is provided with the electric putter one of symmetry, and two electric putter one cooperations drive the bent axle and remove along left right direction in the horizontal plane, make the different shaft section of bent axle polish, and this device is provided with electric putter two and electric putter three, and both cooperations drive grinding machanism and remove along the fore-and-aft direction in the horizontal plane, make the different shaft section of arc polishing board cooperation bent axle.

2. This device is provided with motor two, through the rotation of motor two, drives the removal of relevant component, realizes the swing of arc board of polishing, realizes the arc board of polishing cooperation bent axle shaft section, and the swing of motor one drives the swing of round bar two, and under the limiting displacement of spring, the swing of arc board small-amplitude of polishing realizes polishing to the bent axle.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial perspective view of the first embodiment of the present invention.

Fig. 3 is a partial perspective view of the second embodiment of the present invention.

Fig. 4 is a schematic view of a partial three-dimensional structure of the present invention.

Fig. 5 is a schematic perspective view of the present invention.

Fig. 6 is a partial perspective view illustrating a fourth embodiment of the present invention.

Fig. 7 is a schematic partial perspective view of the present invention.

Fig. 8 is a schematic diagram six of a partial three-dimensional structure of the present invention.

Fig. 9 is a circuit schematic of the controller of the present invention.

In the figure: 1. the device comprises a workbench, 2, a notch, 3, a first electric push rod, 4, a first L-shaped plate, 5, a second electric push rod, 6, a second L-shaped plate, 7, a third electric push rod, 8, a first circular plate, 9, a spring, 10, a square motor plate, 11, a first circular rod, 12, a first square plate, 13, a sliding chute, 14, a second circular rod, 15, a first motor, 16, a third L-shaped plate, 17, a third circular rod, 18, a second square plate, 19, a guide circular rod, 20, a first circular arc track, 21, a second circular arc track, 22, a transverse plate, 23, a first bevel gear, 24, a second bevel gear, 25, a vertical plate, 26, a second motor, 27, a connecting block, 28, a screw rod, 29, an arc polishing plate, 30, a cylindrical rod, 31, a connecting rod, 32, an arc block, 33, a fourth circular rod, 34, a vertical block, 35, a third square plate, 36, a rubber circular.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.

As shown in fig. 1 to 9, the polishing machine comprises a workbench 1, wherein the workbench 1 is provided with a notch 2, the workbench 1 is fixedly connected with symmetrical first electric push rods 3, the workbench 1 is fixedly connected with a first L-shaped plate 4, the first L-shaped plate 4 is fixedly connected with a second electric push rod 5, the workbench 1 is fixedly connected with a second L-shaped plate 6, the second L-shaped plate 6 is fixedly connected with a third electric push rod 7, the push rod end of the third electric push rod 7 penetrates through the second L-shaped plate 6, and the push rod end of the second electric push rod 5 is fixedly connected with a polishing mechanism.

Grinding machanism includes the square plate one 12 of symmetry, the push rod end fixed connection of electric putter two 5 is one square plate one 12, the push rod end fixed connection of electric putter three 7 is another square plate one 12, the symmetry square plate one 12 is respectively through a round bar 11 fixed connection motor square plate 10, the symmetry motor square plate 10 is respectively through a spring 9 fixed connection plectane 8, the symmetry plectane 8 is fixed connection L shaped plate three 16 respectively, the symmetry three 16 respectively fixed connection round bar three 17 of L shaped plate.

The symmetrical first square plates 12 are hinged to one end of the sliding groove 13 respectively, the symmetrical motor square plates 10 are fixedly connected with the first motors 15 respectively, output shafts of the symmetrical first motors 15 are fixedly connected with the centers of the second circular plates 37 respectively, the symmetrical eccentric positions of the second circular plates 37 are fixedly connected with the second circular rods 14 respectively, the symmetrical second circular rods 14 are arranged in the corresponding sliding grooves 13 respectively, and the symmetrical third circular rods 17 are arranged in the corresponding sliding grooves 13 respectively.

The symmetrical L-shaped plates 16 are respectively and fixedly connected with the square plates 18, and the symmetrical square plates 18 are respectively and fixedly connected with the guide round rods 19.

The symmetrical L-shaped plates 16 are respectively and fixedly connected with a motor II 26, the symmetrical motor II 26 is respectively and fixedly connected with a vertical plate 25, the symmetrical vertical plates 25 are respectively and fixedly connected with the corresponding circular plate I8 through a transverse plate 22, the symmetrical vertical plates 25 are respectively and fixedly connected with an arc track II 21, the symmetrical motor II 26 is respectively and fixedly connected with a bevel gear II 24, the symmetrical vertical plates 25 are respectively and fixedly connected with a screw 28 through bearings, the symmetrical screw 28 is respectively and fixedly connected with a bevel gear I23, the symmetrical bevel gear I23 is respectively meshed with the corresponding bevel gear II 24, the symmetrical screw 28 is respectively and threadedly connected with a connecting block 27, and the symmetrical connecting blocks 27 are respectively and fixedly connected with the arc track I20.

A group of arc blocks 32 which are uniformly distributed are respectively arranged in the symmetrical second arc track 21, one arc block 32 in the middle of each group is respectively and fixedly connected with the corresponding second arc track 21, each arc block 32 is respectively and fixedly connected with a fourth round rod 33, each fourth round rod 33 is respectively and fixedly connected with a vertical block 34, each vertical block 34 is respectively and fixedly connected with a third square plate 35, each third square plate 35 is respectively and fixedly connected with an arc polishing plate 29, a group of uniformly distributed cylindrical rods 30 are respectively arranged in the symmetrical first arc track 20, each fourth round rod 33 is respectively hinged with one end of a connecting rod 31, and the other end of each connecting rod 31 is respectively hinged with the corresponding cylindrical rod 30.

The number of the arc-shaped blocks 32 in one group is odd, the number of the cylindrical rods 30 in one group is even, and the number of the arc-shaped blocks 32 in one group is one more than that of the cylindrical rods 30 in one group.

The symmetrical electric push rods I3 are respectively and fixedly connected with rubber circular plates 36.

The electric push rod I3, the electric push rod II 5, the electric push rod III 7, the motor I15 and the motor II 26 are respectively and electrically connected with a controller.

The controller is of the model STM32F103VCT 6.

Pins 31 and 32 of the controller are electrically connected with one electric push rod one 3.

Pins 34 and 35 of the controller are electrically connected to the other electric push rod one 3.

The pins 37 and 38 of the controller are electrically connected to the second electric putter 5.

Pins 40 and 41 of the controller are electrically connected to the third electric push rod 7.

Pins 43 and 44 of the controller are electrically connected to the first motor 15.

Pins 43 and 44 of the controller are electrically connected to the second motor 26.

The working process of the invention is as follows: the controller respectively controls the switching time of the electric push rod I3, the electric push rod II 5, the electric push rod III 7, the motor I15 and the motor II 26. And respectively debugging crankshafts of different models, and recording the push rod positions of the electric push rod I3, the electric push rod II 5 and the electric push rod III 7 by the controller.

According to the type of the crankshaft, the controller is started, the controller firstly starts the electric push rod I3, the electric push rod I3 drives the rubber circular plates 36 to move, the crankshaft is placed between the two rubber circular plates 36, the rubber circular plates 36 clamp the crankshaft, the crankshaft is kept in a horizontal state, and the controller controls the two electric push rod I3 to move, so that one section of the crankshaft is matched with the arc-shaped grinding plate 29. The controller opens the second electric push rod 5 and the third electric push rod 7, and the second electric push rod 5 and the third electric push rod 7 drive the polishing mechanism to move, so that the arc-shaped polishing plate 29 contacts the crankshaft.

The controller turns on the second motor 26, the second motor 26 drives the second bevel gear 24 to rotate, the second bevel gear 24 drives the first bevel gear 23 to rotate, the first bevel gear 23 drives the screw 28 to rotate, the screw 28 drives the connecting block 27 to move along the guide circular rod 19, the connecting block 27 drives the first circular arc track 20 to move, the first circular arc track 20 drives the cylindrical rod 30 to move in the first circular arc track 20, the cylindrical rod 30 drives the connecting rod 31 to swing, the connecting rod 31 drives the fourth circular rod 33 to swing, the fourth circular rod 33 drives the arc-shaped block 32 to move along the second circular arc track 21, the fourth circular rod 33 drives the vertical block 34 and the third square plate 35 to move, the third square plate 35 drives the arc-shaped grinding plates 29 to move along the surfaces of the crankshafts, the two groups of arc-shaped grinding plates 29 form areas.

The controller turns on the first motor 15, the first motor 15 drives the second circular plate 37 to rotate, the second circular plate 37 drives the second circular rod 14 to rotate and move along the sliding chute 13, the second circular rod 14 drives the sliding chute 13 to reciprocate, the sliding chute 13 drives the third circular rod 17 to reciprocate, under the limiting action of the spring 9, the third circular rod 17 drives the third L-shaped plate 16, the first circular plate 8, the second square plate 18, the second guide circular rod 19, the second motor 26, the transverse plate 22, the vertical plate 25, the first bevel gear 23, the second bevel gear 24 and the screw 28 to swing in a reciprocating manner, the screw 28 drives the connecting block 27 and the first circular arc track 20 to swing in a reciprocating manner, the vertical plate 25 drives the second circular arc track 21 to swing in a reciprocating manner, the first circular arc track 20 drives the cylindrical rod 30 and the connecting rod 31 to swing in a reciprocating manner, the second circular arc track 21 drives the arc-shaped block 32, the fourth circular rod 33, the vertical block 34 and the third square plate 35 to move, the third square plate 35 drives the arc-shaped polishing plate 29 to swing along.

After polishing one section, the controller closes motor one 15, reverse opening electric putter two 5 and electric putter three 7, make arc polish board 29 keep away from the bent axle, the controller, control electric putter one 3, make electric putter one 3 drive the bent axle and remove, make the next section axle of bent axle match arc polish board 29, electric putter one 3 is closed to the controller, electric putter two 5 and electric putter three 7 are opened to the controller, make arc polish board 29 contact bent axle, motor one 15 is opened to the controller, make arc polish board 29 polish the next section of bent axle. Repeating the steps, and finishing the crankshaft grinding.

The above disclosure is only for the specific embodiment of the present invention, but the present invention is not limited thereto, and any variations that can be made by those skilled in the art should fall within the scope of the present invention.