CN218646218U

CN218646218U - Size detection device for crankshaft machining

Info

Publication number: CN218646218U
Application number: CN202223059418.9U
Authority: CN
Inventors: 李依琳
Original assignee: Liaocheng Haozhuo Machinery Manufacturing Co ltd
Current assignee: Liaocheng Haozhuo Machinery Manufacturing Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-03-17
Anticipated expiration: 2032-11-18

Abstract

The utility model provides a size detection device of crankshaft machining relates to bent axle processing equipment technical field, including the control box, be equipped with the workstation on the control box, the frame has been erect on the workstation, install the moving mechanism on the frame, the moving mechanism is connected with elevating system, install the detector on the elevating system, the symmetry is provided with two and places seat and two mount pads on the workstation, the mount pad is in and places the seat outside and install the tight cylinder in top on the mount pad, one of them tight cylinder in top is connected with and removes the seat, another tight cylinder in top is connected with the fixing base, remove and install the thimble seat on the seat, install the rotating electrical machines on the fixing base, the rotating electrical machines is connected with the tight seat in top, tight seat in top and thimble seat coaxial center set up; the device realizes automatic measurement of the roundness of the crankshaft main journal by utilizing the rotation fit detector of the crankshaft, has high measurement efficiency, simple operation and good use effect, and can quickly and conveniently detect the roundness of the crankshaft main journal.

Description

Size detection device for crankshaft machining

Technical Field

The utility model relates to a bent axle processing equipment technical field particularly, relates to a size detection device of bent axle processing.

Background

The crankshaft is an important part of the engine, and the crankshaft bears the force transmitted by the connecting rod and converts the force into torque which is output through the crankshaft and drives other accessories on the engine to work. The crankshaft is required to have sufficient strength and rigidity, and good balance in the rotating process, so that the manufacturing precision of the crankshaft is higher. During the machining process of the crankshaft, the main journal on the crankshaft needs to be subjected to roundness detection to judge whether the main journal meets the qualified requirements.

Chinese patent CN208223364U provides a bent axle detection device, chinese patent CN213579016U provides a bent axle axial dimension detection device, above-mentioned two kinds of detection device are through placing the bent axle on fixed position, it detects it to recycle the percentage table, epaxial main journal has a plurality ofly, it needs artifical manual repetitious adjustment percentage table position to utilize above-mentioned two kinds of modes to detect, the operation is comparatively loaded down with trivial details, and every measurement just needs the manual degree of carrying on, detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of proposing in the above-mentioned background art, then proposed a size detection device of bent axle processing.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a size detection device of bent axle processing, the power distribution box comprises a control box, be equipped with the workstation on the control box, the workstation is put on the shelf and is equipped with the portal frame, install moving mechanism on the portal frame, moving mechanism is connected with elevating system, the last detector of installing of elevating system, the symmetry is provided with two and places seat and two mount pads on the workstation, the mount pad is in to place and installs the tight cylinder in top on the seat outside and the mount pad, one of them tight cylinder in top is connected with and removes the seat, another tight cylinder in top is connected with the fixing base, it installs the thimble seat on the removal seat, install the rotating electrical machines on the fixing base, the rotating electrical machines is connected with the tight seat in top, the tight seat in top sets up with the axle center with the thimble seat.

Furthermore, the moving mechanism comprises a driving motor, a lead screw and a slide rail, namely a slide block, the portal frame is provided with the driving motor, the lead screw and the slide rail, one end of the lead screw is connected with the driving motor, the lead screw and the slide rail are matched with the slide block so as to drive the slide block to do reciprocating linear motion along the slide rail, and the bottom end of the slide block is provided with a lifting mechanism.

Furthermore, the lifting mechanism is one of an electric cylinder, a hydraulic cylinder or an air cylinder for positioning.

Furthermore, the detector adopts a contact type displacement sensor or a Will rotation type cylindricity instrument, and the detector utilizes the extension and contraction of the detection probe to generate a displacement signal so as to realize the detection of the roundness of the main journal.

Furthermore, a V-shaped placing groove is formed in the placing seat and used for stably placing the crankshaft.

Furthermore, be equipped with the guided way on the workstation, remove seat and fixing base respectively with guided way sliding fit in order to improve the removal effect between them, avoid its position to take place the skew.

Furthermore, the jacking seat adopts an electromagnetic plate to improve the clamping effect.

Further, still include the display, controller electric connection in display and the control box is equipped with the mounting bracket on the control box, installs the display on the mounting bracket, through the numerical value staff on the display whether this bent axle of judgement that can convenient and fast is qualified goods.

Further, the display is electrically connected with an alarm, when the roundness of the main journal exceeds the allowable error range, the alarm directly gives an alarm to warn.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model realizes the automatic measurement of the roundness of the main journal of the crankshaft by using the revolving fit detector of the crankshaft, and has high measurement efficiency; during measurement, the ejector pin seat tightly pushes one end of the crankshaft, the ejector tightening seat tightly pushes the other end of the crankshaft, the ejection tightening work is finished, the rotating motor operates to drive the crankshaft to rotate, the detector moves to the main journal to perform detection work, and after roundness measurement of all the main journals on the crankshaft is finished, the detector, the ejector pin seat and the ejector tightening seat recover to the original positions, namely, the measurement work is finished.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a placement tank;

FIG. 3 is a schematic view of the display installation;

wherein: 1. a control box; 11. a work table; 3. a gantry; 4. a drive motor; 41. a lead screw; 42. a slide rail; 43. a slider; 44. positioning the electric cylinder; 45. a detector; 5. a placing seat; 51. a placement groove; 6. a mounting seat; 61. tightly pushing the air cylinder; 62. a guide rail; 63. a movable seat; 64. a thimble seat; 65. a fixed seat; 66. a rotating electric machine; 67. a jacking seat; 7. a mounting frame; 71. a display.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention. The invention will be further explained with reference to the accompanying drawings and examples:

as shown in fig. 1 and 2, a dimension detection device for crankshaft machining, including control box 1, be equipped with workstation 11 on control box 1, workstation 11 is put on the shelf and is equipped with portal frame 3, install driving motor 4 on the portal frame 3, lead screw 41 and slide rail 42, lead screw 41 one end is connected with driving motor 4 and lead screw 41 and slide rail 42 go up the cooperation have slider 43 in order to realize that driving motor 4 operates and drives slider 43 and do reciprocating linear motion along slide rail 42, slider 43 bottom is equipped with the electronic jar 44 of looking for the position that is used for looking for the main journal, look for and install the detector 45 that is used for carrying out the detection to the main journal circularity on the electronic jar 44 of looking for the position, the symmetry is provided with two on workstation 11 and places seat 5 and two mount pads 6, place and set up the standing groove 51 of V-shaped on the seat 5 in order to be used for steadily placing the crankshaft, mount pad 6 is in placing the seat 5 outside and installs puller cylinder 61 on mount pad 6, one of puller cylinder 61 is connected with the movable seat 63, another puller cylinder 61 is connected with fixing base 65, move seat 63 and mount pad 64 is used for carrying out puller motor 64 and rotating shaft and rotating, puller seat 67 is connected with motor 64.

The detector can adopt a contact displacement sensor or a Wilgyration type cylindricity instrument disclosed in Chinese patent (application number: CN 201720248771.1), the extension and retraction of a detection probe in the detector 45 generates a displacement signal, the signal is transmitted to a controller in the control box 1 for analysis and processing, and whether the roundness of the main journal is within an error allowable range is detected.

This device is at the concrete implementation in-process, at first, places the bent axle on two seats 5, starting drive, thimble seat 64 is tight to bent axle one end top, and the tight seat 67 in top pushes up the bent axle other end tightly, and the tight work in top is ended, and rotating electrical machines 66 functions and drives the bent axle and rotate, and same time, driving motor 4, look for the electronic jar 44 function of position and drive detector 45 and remove to main journal department and detect the work.

Wherein, in order to improve the tight effect of clamp, the tight seat 67 in top adopts the electromagnetic plate, and the circular telegram of electromagnetic plate can adsorb bent axle one end, utilizes the electromagnetic plate not only to realize the tight function in top, still specifically adsorbs the function, has further improved the tight effect in top.

This design still includes display 71, controller electric connection in display 71 and the control box 1, it is specific, as shown in fig. 3, be equipped with mounting bracket 7 on the control box 1, install display 71 on the mounting bracket 7, through the detection of detector 45 to the trunnion circularity, the measured value directly reflects to display 71, numerical value staff through on the display 71 can convenient and fast judge whether this bent axle is qualified product, wherein, display 71 still electric connection has the alarm, exceed the allowable error range when the trunnion circularity, at this moment, the alarm directly reports to the police and makes the warning, remind this bent axle of staff unqualified, need to rework the processing again.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the description in the above embodiments and the specification is only for illustrating the principles of the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a size detection device of bent axle processing, a serial communication port, including control box (1), be equipped with workstation (11) on control box (1), workstation (11) are put on the shelf and are equipped with portal frame (3), install moving mechanism on portal frame (3), moving mechanism is connected with elevating system, elevating system is last to install detector (45), workstation (11) are gone up the symmetry and are provided with two and place seat (5) and two mount pads (6), mount pad (6) are in and install tight cylinder in top (61) on placing seat (5) outside and mount pad (6), one of them tight cylinder in top (61) are connected with and remove seat (63), another tight cylinder in top (61) are connected with fixing base (65), install thimble seat (64) on removing seat (63), install rotating electrical machines (66) on fixing base (65), rotating electrical machines (66) are connected with tight seat in top (67), tight seat in top (67) and thimble seat (64) coaxial setting.

2. The crankshaft machining size detection device according to claim 1, wherein the moving mechanism comprises a driving motor (4), a lead screw (41) and a slide rail (42), namely a slide block (43), the gantry (3) is provided with the driving motor (4), the lead screw (41) and the slide rail (42), one end of the lead screw (41) is connected with the driving motor (4), the lead screw (41) and the slide rail (42) are matched with the slide block (43) to drive the slide block (43) to perform reciprocating linear motion along the slide rail (42) under the operation of the driving motor (4), and a lifting mechanism is arranged at the bottom end of the slide block (43).

3. A crankshaft machining size detection device according to claim 2, characterized in that the lifting mechanism is one of a positioning electric cylinder (44), a hydraulic cylinder or an air cylinder.

4. A dimension detection device for crankshaft machining according to claim 1, characterized in that the detector (45) employs a contact displacement sensor or a wiler's rotary type cylindricity instrument.

5. A crankshaft machining size detection device according to claim 1, characterized in that a V-shaped placing groove (51) is formed in the placing seat (5).

6. A crankshaft machining dimension detection device according to claim 1, characterized in that a guide rail (62) is arranged on the worktable (11), and the movable seat (63) and the fixed seat (65) are respectively in sliding fit with the guide rail (62).

7. The crankshaft machining dimension detecting device according to claim 1, wherein the abutting base (67) is an electromagnetic plate.

8. The crankshaft machining size detection device according to claim 1, further comprising a display (71), wherein the display (71) is electrically connected with a controller in the control box (1), a mounting frame (7) is arranged on the control box (1), and the display (71) is mounted on the mounting frame (7).

9. The crankshaft machining dimension detecting device according to claim 8, wherein the display (71) is further electrically connected with an alarm.