CN217750526U

CN217750526U - Drilling machine clamping device for machining engine crankshaft

Info

Publication number: CN217750526U
Application number: CN202123409804.1U
Authority: CN
Inventors: 李岩
Original assignee: Hebei Jiexing Machinery Manufacturing Co ltd
Current assignee: Hebei Jiexing Machinery Manufacturing Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-11-08
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to the technical field of engine crankshafts, a drilling machine clamping device for processing engine crankshafts is disclosed, which comprises a machine body, a turntable and two clamp plates, wherein the bottom surface of each clamp plate is contacted with the upper surface of the turntable, a stepping motor is placed in the machine body, the output end of the stepping motor is rotationally connected with the bottom surface of the turntable, a rolling bearing is fixedly embedded in the front surface of each clamp plate, a servo motor is installed on the inner ring of each rolling bearing, and one side surface, which is close to each other, of the two servo motors is fixedly connected with one side surface, which is far away from each other, of the two clamp plates; the utility model discloses a be provided with step motor and carousel, can play the effect that rotates clamping device, realize rotating clamping device and conveniently change the purpose that lifts off to the bent axle work piece after, avoid clamping device can not carry out the pivoted problem, through anchor clamps board and hydraulic stem, can play the effect of automatic flexible electric clamping jaw, realize driving electric clamping jaw and carry out the purpose of displacement.

Description

Drilling machine clamping device for machining engine crankshaft

Technical Field

The utility model relates to an engine crankshaft technical field specifically is a drilling machine clamping device is used in engine crankshaft processing.

Background

The crankshaft of the engine is the most important part in the engine, 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, and the crankshaft bears the action of bending and torsion loads under the combined action of centrifugal force of rotating mass, gas inertia force which changes periodically and reciprocating inertia force, so that the crankshaft is required to have enough strength and rigidity, the surface of a shaft neck needs to be wear-resistant, the work is uniform and balanced, and a drilling machine needs to be used for drilling in the machining process of the crankshaft of the engine.

When the drilling machine is used in the existing engine crankshaft machining, because the drilling machine clamping device cannot rotate or move, the drilling machine can only drill holes in a single direction when machining the crankshaft, and the drilling positions need to be changed manually.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an engine is drilling machine clamping device for bent axle processing possesses the advantage of changing the bent axle machined surface automatically.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a drilling machine clamping device is used in engine crankshaft processing, includes organism, carousel and two anchor clamps boards, every the bottom surface of anchor clamps board all contacts with the upper surface of carousel, step motor has been placed to the inside of organism, step motor's output rotates with the bottom surface of carousel and is connected, every the front of anchor clamps board is all fixed to be inlayed and is had antifriction bearing, every servo motor, two are all installed to antifriction bearing's inner circle a side that servo motor is close to each other respectively with the side fixed connection that two anchor clamps boards kept away from each other, every servo motor's output all rotates and is connected with the hydraulic stem, two electronic clamping jaw is all installed to the one end that the hydraulic stem is close to each other.

Preferably, the upper surface of the machine body is provided with two machine arms, and the outer surface of each machine arm is connected with a moving block in a sliding manner.

Preferably, a power assembly is installed on one side face, close to each other, of each of the two moving blocks, and a drilling tool is installed at the bottom end of each power assembly.

Preferably, two groups of threaded holes are formed in the upper surface of each clamp plate, bolts are connected to the inner walls of the threaded holes in a threaded mode, and the outer surfaces of the bolts are connected with the inner walls of the turnplates in a threaded mode.

Preferably, two sets of square grooves are formed in the upper surface of the rotary table, and a telescopic rod is mounted on the inner bottom wall of each square groove.

Preferably, the top end of each telescopic link is provided with a supporting plate, and the outer surface of each supporting plate is in contact with the inner wall of the square groove.

Preferably, a motor cavity is formed in the machine body, and the inner wall of the motor cavity is fixedly connected with the outer surface of the stepping motor.

Preferably, a deep groove ball bearing is fixedly embedded in the upper surface of the machine body, and an inner ring of the deep groove ball bearing is fixedly connected with the output end of the stepping motor.

(III) advantageous effects

Compared with the prior art, the utility model provides an engine is drilling machine clamping device for bent axle processing possesses following beneficial effect:

1. this drilling machine clamping device is used in engine crankshaft processing through being provided with step motor and carousel, can play the effect that rotates clamping device, realizes conveniently changing the purpose that unloads to the bent axle work piece behind the rotation clamping device, avoids clamping device can not carry out the pivoted problem, through anchor clamps board and hydraulic stem, can play the effect of automatic flexible electronic clamping jaw, realizes driving the purpose that electronic clamping jaw carries out the displacement.

2. This engine is drilling machine clamping device for crankshaft machining, through being provided with electronic clamping jaw, can play the effect that presss from both sides tightly to the bent axle, the realization carries out the purpose of automatic centre gripping to the bent axle, avoid manual sectional fixture to carry out the problem of pressing from both sides tightly, through servo motor and bearing, thereby can play the effect that the electronic clamping jaw that the hydraulic stem of rotation can rotatory centre gripping has the bent axle, thereby realize carrying out the automatic purpose that rotates many-sided drilling to the bent axle, thereby avoid utilizing the manual work to place the bent axle again and carry out the problem of processing.

Drawings

Fig. 1 is a three-dimensional structural schematic diagram of the machine body of the present invention;

FIG. 2 is a cross-sectional view of a perspective front view of a clamp plate according to the present invention;

FIG. 3 is a schematic view of the structure of the square groove of the present invention;

FIG. 4 is a schematic three-dimensional structure of the telescopic rod of the present invention;

fig. 5 is a cross-sectional view of the body of the present invention in a three-dimensional front view.

In the figure: 1. a body; 2. a pallet; 3. a turntable; 4. a servo motor; 5. a clamp plate; 6. an electric jaw; 7. drilling tools; 8. a power assembly; 9. a moving block; 10. a horn; 11. a rolling bearing; 12. a hydraulic lever; 13. a threaded hole; 14. a square groove; 15. a telescopic rod; 16. a stepping motor; 17. a motor cavity; 18. a deep groove ball bearing; 19. and (4) bolts.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following figures are combined to describe the present invention in further detail.

Referring to fig. 1-5, the present invention: the utility model provides a drilling machine clamping device is used in engine crankshaft processing, including organism 1, carousel 3 and two anchor clamps boards 5, utilize anchor clamps board 5, can install clamping part, make clamping device fix on carousel 3, the bottom surface of every anchor clamps board 5 all contacts with the upper surface of carousel 3, the last surface mounting of organism 1 has two arms 10, the equal sliding connection of surface of every arm 10 has movable block 9, through the cooperation of arm 10 and movable block 9, can make movable block 9 carry out displacement from top to bottom, thereby drive drilling tool 7 and remove.

Step motor 16 has been placed to the inside of organism 1, utilizes the cooperation of step motor 16 and carousel 3, can rotate for clamping device can rotate, thereby conveniently to bent axle clamping and dismantlement, and power component 8 is all installed to the side that two movable blocks 9 are close to each other, and power component 8 provides power for drilling tool 7, makes drilling tool 7 rotate.

Drilling tool 7 is all installed to the bottom of every power component 8, utilizes drilling tool 7, can be with carrying out drilling work to the bent axle, is the essential element of drilling machine, and step motor 16's output is rotated with the bottom surface of carousel 3 and is connected, and two sets of screw holes 13 have all been seted up to the upper surface of every anchor clamps board 5, and the equal threaded connection of the inner wall of every set of screw hole 13 has bolt 19, uses screw hole 13 and bolt 19, can fix anchor clamps board 5 on carousel 3, prevents the unstable condition of anchor clamps board 5.

The surface of every bolt 19 all with the inner wall threaded connection of carousel 3, the front of every anchor clamps board 5 all is fixed to be inlayed and is had antifriction bearing 11, antifriction bearing 11 can be protected by servo motor 4, reduces servo motor 4 and anchor clamps board 5's friction, and two sets of square groove 14 have been seted up to the upper surface of carousel 3.

Telescopic link 15 is all installed to the interior diapire of every square groove 14 of group, utilizes telescopic link 15, can stretch out and draw back layer board 2 for 2 highly obtain the regulation of layer board, and servo motor 4 is all installed to the inner circle of every antifriction bearing 11, and layer board 2 is all installed on the top of every telescopic link 15, through layer board 2, bears the bent axle after the pairing rotation, prevents the not tight condition of electric clamping jaw 6 centre gripping.

The surface of every layer board 2 all contacts with the inner wall of square groove 14, and a side that two servo motor 4 are close to each other respectively with a side fixed connection that two anchor clamps boards 5 kept away from each other, organism 1's inside has been seted up motor chamber 17, utilizes motor chamber 17, installs step motor 16.

The inner wall of motor chamber 17 and step motor 16's surface fixed connection, every servo motor 4's output all rotates and is connected with hydraulic stem 12, and hydraulic stem 12 removes electronic clamping jaw 6 for electronic clamping jaw 6 can the displacement, and the fixed surface of organism 1 inlays and has deep groove ball bearing 18, and deep groove ball bearing 18 is used for protecting step motor 16, reduces step motor 16's wearing and tearing.

The inner ring of the deep groove ball bearing 18 is fixedly connected with the output end of the stepping motor 16, the electric clamping jaws 6 are mounted at the ends, close to each other, of the two hydraulic rods 12, the crankshaft can be automatically clamped by the aid of the electric clamping jaws 6, and the problem that a clamping device is manually mounted is solved.

The utility model discloses a theory of operation is: firstly, electrifying a stepping motor 16, a servo motor 4 and an electric clamping jaw 6, when a crankshaft needs to be machined, firstly placing the crankshaft in the middle of the electric clamping jaw 6, starting the electric clamping jaw 6, automatically clamping the crankshaft by the electric clamping jaw 6, machining the crankshaft by a drilling tool 7, utilizing the cooperation of a machine arm 10 and a moving block 9, ascending and descending, driving a power assembly 8 to ascend and descend by the moving block 9, driving the drilling tool 7 to ascend and descend by the power assembly 8, driving the drilling tool 7 to rotate by the power assembly 8, machining the crankshaft, when the machined surface of the crankshaft needs to be changed, starting the servo motor 4, driving a hydraulic rod 12 to rotate by the servo motor 4, driving the electric clamping jaw 6 to rotate, further sliding the machined surface of the crankshaft, extending and retracting a telescopic rod 15, enabling a supporting plate 2 to support the crankshaft, machining by the drilling tool 7, extending the hydraulic rod 12 after machining, enabling the workpiece to be conveniently taken down, starting the stepping motor 16, driving a rotary table 3 to rotate by the stepping motor 16, enabling the clamping device to be automatically changed in multiple aspects, and facilitating drilling.

It is to be understood that the present invention has been described with reference to certain embodiments and that various changes or equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention as defined by the appended claims. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides an engine crankshaft processing is with drilling machine clamping device, includes organism (1), carousel (3) and two anchor clamps board (5), its characterized in that: every the bottom surface of anchor clamps board (5) all contacts with the upper surface of carousel (3), step motor (16) have been placed to the inside of organism (1), the output of step motor (16) rotates with the bottom surface of carousel (3) and is connected, every the front of anchor clamps board (5) is all fixed to be inlayed and is had antifriction bearing (11), every servo motor (4), two are all installed to the inner circle of antifriction bearing (11) a side that servo motor (4) are close to each other respectively with a side fixed connection that two anchor clamps boards (5) kept away from each other, every servo motor (4)'s output all rotates and is connected with hydraulic stem (12), two electric clamping jaw (6) are all installed to the one end that hydraulic stem (12) are close to each other.

2. The clamping device of the drilling machine for machining the engine crankshaft as claimed in claim 1, wherein: the upper surface of the machine body (1) is provided with two machine arms (10), and the outer surface of each machine arm (10) is connected with a moving block (9) in a sliding mode.

3. The clamping device of the drilling machine for machining the engine crankshaft as claimed in claim 2, wherein: and power assemblies (8) are arranged on one side surfaces, close to each other, of the two moving blocks (9), and drilling tools (7) are arranged at the bottom ends of the power assemblies (8).

4. The clamping device of the drilling machine for machining the engine crankshaft as claimed in claim 1, wherein: every two sets of screw holes (13) have all been seted up to the upper surface of anchor clamps board (5), every group the equal threaded connection of inner wall of screw hole (13) has bolt (19), every the surface of bolt (19) all with the inner wall threaded connection of carousel (3).

5. The clamping device of the drilling machine for machining the engine crankshaft as claimed in claim 1, wherein: two sets of square grooves (14) have been seted up to the upper surface of carousel (3), every group telescopic link (15) are all installed to the interior diapire in square groove (14).

6. The clamping device of the drilling machine for machining the engine crankshaft as claimed in claim 5, wherein: every layer board (2) are all installed on the top of telescopic link (15), every the surface of layer board (2) all contacts with the inner wall in square groove (14).

7. The clamping device of the drilling machine for machining the engine crankshaft as claimed in claim 1, wherein: a motor cavity (17) is formed in the machine body (1), and the inner wall of the motor cavity (17) is fixedly connected with the outer surface of the stepping motor (16).

8. The clamping device of the drilling machine for machining the engine crankshaft as claimed in claim 1, wherein: the upper surface of the machine body (1) is fixedly embedded with a deep groove ball bearing (18), and the inner ring of the deep groove ball bearing (18) is fixedly connected with the output end of the stepping motor (16).