CN217914409U

CN217914409U - Grinding device is used in bent axle processing

Info

Publication number: CN217914409U
Application number: CN202221985682.2U
Authority: CN
Inventors: 张盛龙
Original assignee: Huangshan Zhangshi Crankshaft Co ltd
Current assignee: Huangshan Zhangshi Crankshaft Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-11-29
Anticipated expiration: 2032-07-29

Abstract

The utility model provides a crankshaft machining polishing device, which relates to the technical field of crankshaft polishing, and comprises a supporting box, wherein the top of the supporting box is slidably connected with a sliding plate, the top of the supporting box is provided with a sliding chute slidably connected with the sliding plate, one side of the top of the supporting box and the position of the same axis with the sliding plate are provided with a fixed plate, and the side part of the fixed plate is movably provided with a first three-jaw chuck; rotation subassembly, the support box top is located to the rotation subassembly, include the movable plate with support box sliding contact, install fixed motor on the movable plate, fixed motor output shaft end connection has the second three-jaw chuck, this grinding device is used in the bent axle processing, the centrifugal force that the rotation rate control of rotatory section of thick bamboo received, and then the radius of rotation of regulation and control sanding block, the contact position of the steerable sanding block of removal slide and bent axle, the regulation and control is nimble, sanding block receives the spring action to be close to the bent axle, it is limited to its application of force, can not damage the bent axle because of excessive contact, do benefit to and reduce the rejection rate.

Description

Grinding device is used in bent axle processing

Technical Field

The utility model relates to a bent axle polishing technical field specifically is a grinding device is used in bent axle processing.

Background

The crankshaft is the main rotating part of 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 is under the combined action of centrifugal force of rotating mass, gas inertia force with periodic change and reciprocating inertia force, so that the crankshaft bears the action of bending and twisting load.

The crankshaft needs to be polished during machining, and the conventional polishing device is generally carried out by driving a polishing disc to rotate by a motor to be in contact with the crankshaft. An end face burnishing and polishing device for crankshaft machining for application number CN201922095063.0, remove unable adjustment base through the slide rail earlier, fix the bent axle in the draw-in groove again, then open the motor switch, the motor operation among the burnishing and polishing rack construction starts, the motor is through driving bearing one, dwang one rotates, it begins burnishing and polishing to rotate the dwang again and again to drive the wheel of polishing through bearing one, through adjustable bolt, the bolt hole, the motor that adjustable lifter adjusted comes and the lift of wheel of polishing, it is rotatory to drive the bent axle with the motor again, with the wheel contact of polishing in order to realize the operation of polishing. However, in this way, the polishing wheel and the crankshaft are in hard contact, and the polishing wheel and the crankshaft are easily in excessive contact to cause excessive polishing, which results in waste products, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a grinding device is used in bent axle processing has solved the contrast file and has polished wheel and bent axle rigid contact, and both easily lead to polishing excessively because of excessive contact, cause the waste product, the not good problem of practicality.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a grinding device for crankshaft machining includes:

the top of the supporting box is connected with a sliding plate in a sliding manner, the top of the supporting box is provided with a sliding chute in sliding connection with the sliding plate, a fixing plate is arranged on one side of the top of the supporting box and is positioned on the same axis with the sliding plate, and a first three-jaw chuck is movably arranged on the side part of the fixing plate;

the rotation assembly is arranged at the top of the supporting box and comprises a moving plate in sliding contact with the supporting box, a fixed motor is mounted on the moving plate, and a second three-jaw chuck is connected to the end part of an output shaft of the fixed motor;

the outer wall of the rotating cylinder is fixedly provided with a bearing and an outer gear ring, the outer ring of the bearing is connected with the top of the sliding plate, the outer wall of the outer gear ring is meshed with a gear, the circle center of the outer wall of the gear is connected with a polishing motor, and the polishing motor is arranged on the sliding plate;

the supporting rods are arranged on the rotating cylinder in an annular array mode, one ends of the supporting rods extend to the inside of the rotating cylinder and are sleeved with the polishing blocks, springs are sleeved on the outer walls of the supporting rods and located in the rotating cylinder, and anti-falling caps are connected to one ends of the supporting rods located outside the rotating cylinder in a threaded mode.

Further, logical groove has been seted up at the supporting box top, and lead to the groove bottom and be fixed with the filter screen, the cooling water is equipped with greatly in the supporting box, the water pump is installed to the inside bottom side of supporting box, the water pump goes out the water outlet end and is connected with the aqueduct, the aqueduct tip extends to on the fixed plate 0 and rotatory section of thick bamboo department, can retrieve the cooling water to the supporting box in and filter through leading to groove and filter screen, and with water pump and aqueduct with the cooling water towards the bent axle department of polishing, cool down, realize the cyclic utilization of water resource, it is extravagant to reduce.

Furthermore, the end part of the water guide pipe is connected with a spray head, so that cooling water can be guided to a polishing part better.

Furthermore, be connected with the passageway between logical groove and the spout, conveniently arrange the ponding in the spout to the supporting box in.

Furthermore, the number of the resisting rods is four, and the resisting rods are distributed at equal intervals at the positions close to the end parts of the rotating cylinders.

Furthermore, the support rod consists of a round rod and a square rod, and the end of the round rod is positioned outside the rotary cylinder and is in threaded connection with the anti-falling cap.

(III) advantageous effects

The utility model provides a grinding device is used in bent axle processing. The method has the following beneficial effects:

1. this grinding device is used in bent axle processing, the polishing block is along with rotatory section of thick bamboo is rotatory at the bent axle outer wall and rather than the friction operation of polishing, the centrifugal force that the rotation rate control of following rotatory section of thick bamboo received, and then the radius of rotation of regulation and control polishing block, be convenient for make it polish to the bent axle of multiple external diameter, the contact position of the steerable polishing block of removal slide and bent axle, also do benefit to the bent axle of multiple length and polish, the application scope is improved, the polishing block receives the spring action to be close to the bent axle simultaneously, it is limited to its application of force, can not damage the bent axle because of excessive contact, do benefit to and reduce the rejection rate, the practicality is better.

2. This grinding device is used in bent axle processing drives the bent axle rotation through fixed motor, makes the direction of rotation of bent axle opposite with the direction of rotation of sanding block, does benefit to the speed that improves both frictional contact, and then improves the efficiency of polishing. A (c)

3. This grinding device is used in bent axle processing sets up on the sanding block with the slot that supports pole looks adaptation, has simplified sanding block and the connected mode of support pole, is convenient for change serious sanding block wearing and tearing fast, does benefit to and lasts processing.

4. This grinding device for crankshaft machining can retrieve the cooling water to the supporting box in and filter through leading to groove and filter screen to with water pump and aqueduct with cooling water towards the bent axle department of polishing, cool down, realize the cyclic utilization of water resource, reduce extravagantly.

Drawings

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

Fig. 2 is a front view of the structure of the device.

Fig. 3 is a schematic structural view of the rotary cylinder of the present invention when connected to the slide plate.

Fig. 4 is a schematic structural view of the filter screen of the present invention.

Fig. 5 is a schematic structural view of the support rod of the present invention.

In the figure: 1. a support box; 2. a slide plate; 3. a rotary drum; 4. a bearing; 5. a support rod; 51. a round bar; 52. a square bar; 6. grinding blocks; 7. an outer ring gear; 8. a gear; 9. polishing the motor; 10. a fixing plate; 11. a first three-jaw chuck; 12. a second three-jaw chuck; 13. fixing a motor; 14. filtering with a screen; 15. a water conduit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 work belong to the protection scope of the present invention.

An embodiment of the utility model provides a grinding device is used in bent axle processing, as shown in fig. 1-5, include:

the support device comprises a support box 1, wherein the top of the support box 1 is connected with a sliding plate 2 in a sliding manner, the top of the support box 1 is provided with a sliding chute in sliding connection with the sliding plate 2, a fixing plate 10 is arranged on one side of the top of the support box 1 and is positioned on the same axis with the sliding plate 2, and a first three-jaw chuck 11 is movably arranged on the side of the fixing plate 10;

the rotation assembly is arranged at the top of the supporting box 1 and comprises a moving plate in sliding contact with the supporting box 1, a fixed motor 13 is installed on the moving plate, a second three-jaw chuck 12 is connected to the end part of an output shaft of the fixed motor 13, two ends of the crankshaft can be fixed through the first three-jaw chuck 11 and the second three-jaw chuck 12 respectively, and meanwhile the fixed motor 13 drives the crankshaft to rotate;

the outer wall of the rotary cylinder 3 is fixedly provided with a bearing 4 and an outer toothed ring 7, the outer ring of the bearing 4 is connected with the top of the sliding plate 2, the outer wall of the outer toothed ring 7 is meshed with a gear 8, the circle center of the outer wall of the gear 8 is connected with a polishing motor 9, the polishing motor 9 is installed on the sliding plate 2, the outer wall of the supporting box 1 is provided with a PLC (programmable logic controller) which is electrically connected with the polishing motor 9 and a fixed motor 13, the rotating direction of the rotary cylinder 3 is opposite to that of the second three-jaw chuck 12, and the polishing motor 9 drives the outer toothed ring 7 and the rotary cylinder 3 to rotate through the gear 8;

the rotary drum comprises supporting rods 5, the supporting rods 5 are arranged on a rotary drum 3 in an annular array mode, one ends of the supporting rods 5 extend into the rotary drum 3 and are sleeved with grinding blocks 6, slots matched with the supporting rods 5 are formed in the grinding blocks 6, the connection mode of the grinding blocks 6 and the supporting rods 5 is simplified, the grinding blocks 6 which are seriously worn are convenient to replace rapidly, continuous processing is facilitated, four supporting rods 5 are arranged, the number of the supporting rods 5 is equal and are distributed at the positions close to the end portion of the rotary drum 3 at equal intervals, springs are sleeved on the outer walls of the supporting rods 5 and located in the rotary drum 3, limiting rings are arranged on the outer walls of the supporting rods 5, one ends of the springs are abutted against the limiting rings, the other ends of the springs are abutted against the inner wall of the rotary drum 3, one ends of the supporting rods 5 located outside the rotary drum 3 are connected with anti-falling caps in a threaded mode, and the supporting rods 5 are composed of round rods 51 and square rods 52, the round bar 51 tip just is located 3 outsidess of a rotatory section of thick bamboo and with anticreep cap threaded connection, the operation of polishing is carried out at the bent axle outer wall rotation and rather than the friction along with a rotatory section of thick bamboo 3, centrifugal force that pole 5 received is supported along with the rotational speed control of a rotatory section of thick bamboo 3, and then the radius of rotation of regulation and control polishing piece 6, be convenient for make its bent axle to multiple external diameter polish, remove the contact position of 2 steerable polishing pieces 6 of slide and bent axle, also do benefit to the bent axle of multiple length and polish, the application scope thereof has been improved, polishing piece 6 receives the spring action simultaneously and is close to the bent axle, it is limited to its application of force, can not damage the bent axle because of excessive contact, do benefit to and reduce the rejection rate, the practicality is better.

Logical groove has been seted up at supporting box 1 top, and it is fixed with filter screen 14 to lead to the groove bottom, it is connected with the passageway to lead to between groove and the spout, conveniently arrange the ponding in the spout to supporting box 1 in, the splendid attire has the cooling water in the supporting box 1, the water pump is installed to the inside bottom side of supporting box 1, the water pump outlet end is connected with aqueduct 15, aqueduct 15 tip extends to on the fixed

plate

10 and 3 departments of rotary drum, 15 end connection of aqueduct has the shower nozzle, be convenient for better with the cooling water to the department of polishing guide, can retrieve the cooling water to supporting box 1 in and filter through logical groove and filter screen 14, and with water pump and aqueduct 15 with cooling water to the bent axle department of polishing, cool down, realize the cyclic utilization of water resource, reduce extravagantly.

The working principle is as follows: when the crankshaft polishing device is used, a crankshaft penetrates through the rotating cylinder 3, the first three-jaw chuck 11 and the second three-jaw chuck 12 are used for fixing two ends of the crankshaft, the fixed motor 13 drives the crankshaft to rotate, the polishing motor 9 drives the outer gear ring 7 and the rotating cylinder 3 to rotate through the gear 8, the polishing block 6 rotates along with the rotating cylinder 3 on the outer wall of the crankshaft and rubs against the outer wall of the crankshaft to perform polishing operation, the centrifugal force received by the abutting rod 5 is controlled along with the rotating speed of the rotating cylinder 3, the rotating radius of the polishing block 6 is further regulated and controlled, the polishing block is convenient to polish crankshafts with various outer diameters, the contact position of the polishing block 6 and the crankshaft can be controlled by the movable sliding plate 2, the crankshafts with various lengths can be polished, the application range of the crankshaft polishing block is widened, meanwhile, the polishing block 6 is close to the crankshafts under the action of a spring, the application force is limited, the crankshafts cannot be damaged due to excessive contact, the rejection rate is reduced, and the practicability is better.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a grinding device for crankshaft machining which characterized in that includes:

the device comprises a support box (1), wherein the top of the support box (1) is connected with a sliding plate (2) in a sliding manner, the top of the support box (1) is provided with a sliding chute in sliding connection with the sliding plate (2), a fixing plate (10) is arranged on one side of the top of the support box (1) and is positioned on the same axis with the sliding plate (2), and a first three-jaw chuck (11) is movably arranged on the side part of the fixing plate (10);

the rotation assembly is arranged at the top of the supporting box (1) and comprises a moving plate in sliding contact with the supporting box (1), a fixed motor (13) is mounted on the moving plate, and the end part of an output shaft of the fixed motor (13) is connected with a second three-jaw chuck (12);

the device comprises a rotating cylinder (3), wherein a bearing (4) and an outer gear ring (7) are fixed on the outer wall of the rotating cylinder (3), the outer ring of the bearing (4) is connected with the top of a sliding plate (2), a gear (8) is meshed with the outer wall of the outer gear ring (7), a polishing motor (9) is connected to the circle center of the outer wall of the gear (8), and the polishing motor (9) is installed on the sliding plate (2);

support pole (5), support pole (5) ring array locates on rotatory section of thick bamboo (3), support pole (5) one end and extend to inside the cup jointing of rotatory section of thick bamboo (3) and have polished block (6), support pole (5) outer wall just is located rotatory section of thick bamboo (3) endotheca and is equipped with the spring, support pole (5) one end threaded connection outside being located rotatory section of thick bamboo (3) has the anticreep cap.

2. The grinding device for crankshaft machining according to claim 1, characterized in that: the supporting box is characterized in that a through groove is formed in the top of the supporting box (1), a filter screen (14) is fixed to the bottom of the through groove, cooling water is contained in the supporting box (1), a water pump is installed on the bottom side of the inside of the supporting box (1), a water outlet end of the water pump is connected with a water guide pipe (15), and the end of the water guide pipe (15) extends to the fixed plate (10) and rotates the barrel (3).

3. The grinding device for crankshaft machining according to claim 2, characterized in that: the end part of the water guide pipe (15) is connected with a spray head.

4. The grinding device for crankshaft machining according to claim 2, characterized in that: and a channel is connected between the through groove and the sliding groove.

5. The grinding device for crankshaft machining according to claim 1, characterized in that: the number of the supporting rods (5) is four, and the supporting rods are distributed at equal intervals at the end part close to the rotating cylinder (3).

6. The grinding device for crankshaft machining according to claim 1, characterized in that: the support rod (5) consists of a round rod (51) and a square rod (52), and the end of the round rod (51) is positioned outside the rotary cylinder (3) and is in threaded connection with the anti-falling cap.