CN217619841U

CN217619841U - Improve crowded ray apparatus of automation of round pin axle roughness

Info

Publication number: CN217619841U
Application number: CN202221242854.7U
Authority: CN
Inventors: 廖先文
Original assignee: Dongguan Tianhui Hardware Products Co ltd
Current assignee: Dongguan Tianhui Hardware Products Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-10-21
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses an automatic burnishing machine for improving the surface roughness of a pin shaft, which comprises a frame and a second placing plate arranged on the frame; the second placing plate is provided with a power rotating shaft, the tail end of the power rotating shaft is provided with a power distribution device, the power distribution device outputs a first output end and a second output end, and the first output end and the second output end are arranged in parallel and are positioned on the same side of the power distribution device; one side of the second placing plate is provided with a fixed burnishing wheel, the other side of the second placing plate is provided with a transverse moving burnishing wheel, and the first output end of the second placing plate is in transmission connection with the fixed burnishing wheel and drives the fixed burnishing wheel to rotate; the second output end is in transmission connection with the transverse moving burnishing wheel and drives the transverse moving burnishing wheel to rotate; a supporting jig for supporting the pin shaft is arranged between the fixed burnishing wheel and the transverse moving burnishing wheel; the utility model discloses can improve round pin axle roughness, the cost is lower simultaneously, and convenient to use is fit for the automatic burnishing of small batch volume round pin axle.

Description

Improve crowded ray apparatus of automation of round pin axle roughness

Technical Field

The utility model relates to a round pin axle processing technology field, in particular to improve round pin axle roughness's automatic burnishing machine.

Background

As shown in fig. 3, the pin shaft 11 is generally in a stepped shaft shape, and a shaft end with a smaller diameter is inserted into the bearing to be matched with the bearing, so that the requirement on the surface roughness of the matched part is higher, and the roughness reaches within ra0.1, as shown in fig. 2; generally, after the pin shaft 11 is subjected to finish turning, the surface roughness can reach within ra1.6, as shown in fig. 1, and therefore further grinding is required to enable the outer surface of the pin shaft 11 to be smooth and clean like a mirror, and the surface roughness can reach within ra0.1, so that the assembly requirements are met.

However, current grinding machine use cost is high, and the environmental pollution still easily is unsuitable for the finish machining of 11 small batches of round pin axles, so the utility model provides an automatic burnishing machine extrudees 11 surfaces of round pin axle, reaches the purpose that improves roughness.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide an automatic burnishing machine for improving the surface roughness of a pin shaft; the surface roughness of the pin shaft can be improved, and the pin shaft automatic burnishing machine is low in cost, convenient to use and suitable for automatic burnishing of small-batch pin shafts.

In order to achieve the purpose, the utility model provides an automatic burnishing machine for improving the surface roughness of a pin shaft, which comprises a frame, wherein a second placing plate is arranged above the frame; the second placing plate is provided with a power rotating shaft, the tail end of the power rotating shaft is provided with a power distribution device, the power distribution device outputs a first output end and a second output end, and the first output end and the second output end are arranged in parallel and are positioned on the same side of the power distribution device; one side of the second placing plate is provided with a fixed light extruding wheel, the other side of the second placing plate is provided with a transverse moving light extruding wheel, and the first output end is in transmission connection with the fixed light extruding wheel and drives the fixed light extruding wheel to rotate; the second output end is in transmission connection with the transverse moving burnishing wheel and drives the transverse moving burnishing wheel to rotate; and a supporting jig for supporting the pin shaft is arranged between the fixed light extruding wheel and the transverse moving light extruding wheel.

Preferably, a first placing plate is arranged below the rack, the first placing plate and the second placing plate are arranged in parallel, a driving motor is arranged on the first placing plate, and the driving motor is in transmission connection with the power rotating shaft; the rotational torque of the drive motor is transmitted into the power rotating shaft.

Preferably, a driving pulley driven by the driving motor to rotate is arranged at the tail end of the driving motor, a driven pulley driven by the power rotating shaft to rotate is arranged at the tail end of the power rotating shaft, and the driving pulley and the driven pulley are in transmission connection through a belt; the driving motor transmits the rotating torque of the driving motor to the power rotating shaft sequentially through the driving belt pulley, the belt and the driven belt pulley, and power transmission is achieved.

Preferably, the power rotating shaft is further provided with a bearing seat, and the bearing seat is fixedly arranged on the second placing plate; the bearing seat is arranged, so that the bending of the power rotating shaft in the power transmission process is reduced, the stability of the transmission process is improved, and the service life is prolonged.

Preferably, the first output end is in transmission connection with the fixed burnishing wheel through a first telescopic universal shaft; the second output end is in transmission connection with the transverse moving burnishing wheel through a second telescopic universal shaft; the length of first flexible cardan shaft and the flexible cardan shaft of second can stretch out and draw back at certain extent to can make lateral shifting crowded smooth wheel keep aliging with fixed crowded smooth wheel at the lateral shifting in-process.

Preferably, the fixed burnishing wheel and the transverse moving burnishing wheel rotate in opposite directions, and burnishing the pin shaft between the fixed burnishing wheel and the transverse moving burnishing wheel.

Preferably, the middle part of the supporting jig is provided with an arc-shaped groove for placing the pin shaft, and two sides of the arc-shaped groove are provided with inclined planes for avoiding the fixed light extruding wheel and the transverse moving light extruding wheel; the circular arc-shaped groove can be well matched with the pin shaft and supports the pin shaft; the fixed polishing wheel and the transverse moving polishing wheel can polish the pin shaft without damaging the supporting jig by being provided with the inclined plane.

Preferably, the second placing plate is further provided with a transverse moving device for driving the transverse moving burnishing wheel to transversely move.

Preferably, the transverse moving device is a hydraulic cylinder, and the hydraulic cylinder is also provided with a guide rod for driving the transverse moving burnishing wheel to move and guide transversely; the transverse moving device can also be a screw rod linear module, a synchronous belt linear module or a linear motor and the like; the guide rod can be arranged to better improve the stability and the precision of the transverse moving burnishing wheel in the transverse moving process, so that the surface roughness of the pin shaft is improved.

Preferably, a guide rail is arranged on the second placing plate, the transverse moving burnishing wheel is sleeved on the guide rail, and the transverse moving burnishing wheel transversely slides along the guide rail; the transversely moving burnishing wheel is ensured to be kept aligned with the fixed burnishing wheel during the transverse moving process.

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

the utility model inputs the rotary power into the power distribution device through the power rotating shaft, so that the power is converted and the power is output from the first output end and the second output end which are parallel and at the same side; the first output end is in transmission connection with the fixed burnishing wheel and drives the fixed burnishing wheel to rotate; the second output end is in transmission connection with the transverse moving burnishing wheel and drives the transverse moving burnishing wheel to rotate; crowded smooth wheel rotates simultaneously through fixed crowded smooth wheel and lateral shifting and carries out crowded light to placing the round pin axle on supporting the tool to improve the roughness of round pin axle, the cost is lower simultaneously, manual control, control and convenient to use are fit for the crowded light of automation of small batch round pin axle.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of a pin shaft provided by the present invention before burnishing;

fig. 2 is a front view of the pin shaft provided by the present invention after burnishing;

fig. 3 is a perspective view of the pin shaft provided by the present invention;

fig. 4 is a top view of the automatic burnishing machine for improving the surface roughness of the pin shaft provided by the present invention;

FIG. 5 is an enlarged schematic view at A in FIG. 4;

fig. 6 is a side view of an automatic polishing machine for improving the surface roughness of the pin shaft provided by the present invention.

The figure includes:

22. a second placing plate; 3. a power rotating shaft; 4. a power distribution device; 51. a first output terminal; 52. a second output terminal; 61. fixing the burnishing wheel; 62. transversely moving the burnishing wheel; 11. a pin shaft; 7. supporting the jig; 21. a first placing plate; 23. a drive motor; 81. a drive pulley; 82. a driven pulley; 86. a belt; 31. a bearing seat; 91. a first telescopic cardan shaft; 92. a second telescopic universal shaft; 93. an inclined plane; 63. a lateral movement device; 64. a guide rail.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present embodiment, and it is obvious that the described embodiment is an embodiment of the present invention, not all embodiments. Based on this embodiment in the present invention, all other embodiments obtained by the ordinary skilled person in the art without making creative work all belong to the protection scope of the present invention.

Referring to fig. 4 to 6, the present invention provides an automatic polishing machine for improving the surface roughness of a pin.

The embodiment provides an automatic burnishing machine for improving the surface roughness of a pin shaft, which is described in detail as follows: please refer to fig. 4; automatic burnishing machine installs in the frame, the frame can also carry out altitude mixture control to automatic burnishing machine as holistic support to adapt to different workman and not the round pin axle 11 of equidimension, make the change of adaptability to actual production.

As shown in fig. 6, the machine frame includes a second placing plate 22 installed at the upper part and a first placing plate 21 installed at the lower part, the first placing plate 21 and the second placing plate 22 are arranged in parallel, a driving motor 23 is installed on the first placing plate 21, a power rotating shaft 3 is installed on the second placing plate 22, and the driving motor 23 is in transmission connection with the power rotating shaft 3 through a belt 86; the rotational torque of the drive motor 23 is transmitted into the power rotating shaft 3.

As shown in fig. 4, the power distribution device 4 is installed at the end of the power rotating shaft 3, the power distribution device 4 outputs a first output end 51 and a second output end 52, and the first output end 51 and the second output end 52 are arranged in parallel and are located on the same side of the power distribution device 4; further, the power rotating shaft 3 is perpendicular to the first output end 51 and the second output end 52, and mainly divides the power into two paths to form two paths of power output; a fixed light extruding wheel 61 is fixedly arranged on one side of the second placing plate 22, a transverse moving light extruding wheel 62 is movably arranged on the other side of the second placing plate 22, and the fixed light extruding wheel 61 is fixedly arranged on the second placing plate 22, is not generally adjusted and can be adjusted under special conditions; the second placing plate 22 is provided with a guide rail 64, the transverse moving pinch rollers 62 are sleeved on the guide rail 64, and the transverse moving pinch rollers 62 transversely slide along the guide rail 64.

Furthermore, the first output end 51 is in transmission connection with the fixed pinch roller 61 and drives the fixed pinch roller 61 to rotate; the second output end 52 is in transmission connection with the transverse moving burnishing wheel 62 and drives the transverse moving burnishing wheel 62 to rotate; the pin shaft 11 to be polished is arranged between the fixed polishing wheel 61 and the transverse moving polishing wheel 62, the rotating directions of the fixed polishing wheel 61 and the transverse moving polishing wheel 62 are opposite, and the pin shaft 11 between the fixed polishing wheel 61 and the transverse moving polishing wheel 62 is polished.

As shown in fig. 6, a supporting jig 7 for supporting the pin shaft 11 is arranged between the fixed burnishing wheel 61 and the transverse moving burnishing wheel 62; further, the middle part of the supporting jig 7 is provided with an arc-shaped groove for placing the pin shaft 11, and the arc-shaped groove can be well matched with the pin shaft 11 and supports the pin shaft 11; inclined planes 93 for avoiding the fixed light extruding wheel 61 and the transverse moving light extruding wheel 62 are arranged on two sides of the circular arc groove; the inclined plane 93 is provided so that the fixed burnishing wheel 61 and the transversely moving burnishing wheel 62 can burnish the pin 11 without damaging the supporting jig 7.

The power transmission system is described in detail as follows: as shown in fig. 6, the driving motor 23 is fixed on the first placing plate 21, a driving pulley 81 driven by the driving motor 23 to rotate is installed at the end of the driving motor 23, a driven pulley 82 driven by the driving motor 3 to rotate is installed at the end of the power rotating shaft 3, and the driving pulley 81 and the driven pulley 82 are in transmission connection through a belt 86; the drive motor 23 transmits the rotation torque of the drive motor 23 to the power rotating shaft 3 through the belt 86.

Further, as shown in fig. 4, the first output end 51 is in transmission connection with the fixed burnishing wheel 61 through a first telescopic universal shaft 91; the second output end 52 is in transmission connection with the transversely moving burnishing wheel 62 through a second telescopic universal shaft 92; as shown in fig. 5, the lengths of the first telescopic universal shaft 91 and the second telescopic universal shaft 92 can be extended and retracted within a certain range, so that the transversely moving burnishing wheel 62 can be kept aligned with the fixed burnishing wheel 61 during the transverse moving process, specifically, the middle parts of the first telescopic universal shaft 91 and the second telescopic universal shaft 92 are sleeved together, and the torque therein is transmitted through the matched spline; therefore, the length change of the first telescopic universal shaft 91 and the second telescopic universal shaft 92 can be ensured, torque can be transmitted, and power transmission is realized.

As shown in fig. 6, the second placing plate 22 is further provided with a transverse moving device 63 for driving the transverse moving light squeezing wheel 62 to move transversely; further, in the present embodiment, the transverse moving device 63 is also preferably a hydraulic cylinder with strong pushing ability, but not limited thereto, in other embodiments, the transverse moving device 63 may also be a screw linear module, a synchronous belt linear module, a linear motor, or the like.

Furthermore, the hydraulic cylinder drives the transversely moving light extruding wheel 62 to transversely slide along the guide rail 64, and a guide rod for driving the transversely moving light extruding wheel 62 to transversely move and guide is also arranged on the hydraulic cylinder; the guide rod is arranged, so that the stability and the precision of the transverse moving light extruding wheel 62 in the transverse moving process can be better improved, and the surface roughness of the pin shaft 11 is improved.

As shown in fig. 4, if the length of the power rotating shaft 3 is long, the power rotating shaft 3 is easily bent during power transmission, so a bearing housing 31 is provided in the middle of the power rotating shaft 3, and the bearing housing 31 is fixedly mounted on the second mounting plate 22; thereby ensuring the smoothness of the rotation of the power rotating shaft 3, if the length of the power rotating shaft 3 is short and the power integration is high, the bearing seat 31 can be omitted, for example: the driving motor 23 may be directly provided at the end of the power rotating shaft 3.

The transmission process of the power transmission system comprises the following steps: first, the driving motor 23 drives the driving pulley 81 to rotate, and then drives the driven pulley 82 to rotate through the belt 86, thereby transmitting the rotational torque to the power rotating shaft 3; secondly, the power rotating shaft 3 divides the power into two parts through the power distributing device 4 to form two paths of power output, which are respectively: a first output terminal 51 and a second output terminal 52; thirdly, the first output end 51 is in transmission connection with the fixed burnishing wheel 61 through a first telescopic universal shaft 91; the second output end 52 is in transmission connection with the transversely moving burnishing wheel 62 through a second telescopic universal shaft 92; finally, the fixed burnishing wheel 61 and the transverse moving burnishing wheel 62 rotate respectively, and burnishing is performed on the pin shaft 11 between the fixed burnishing wheel 61 and the transverse moving burnishing wheel 62.

The operation process of the automatic glazing machine comprises the following steps: firstly, placing the pin shaft 11 on the supporting jig 7; secondly, the driving motor 23 is started to rotate, so that the fixed pinch roller 61 and the transverse moving pinch roller 62 respectively rotate reversely; thirdly, starting the transverse moving device 63 to drive the transverse moving burnishing wheel 62 to transversely move and approach the pin shaft 11 for burnishing; finally, the transversely moving burnishing wheel 62 is transversely reset, and the pin shaft 11 on the supporting jig 7 is taken out.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. The utility model provides an improve round pin axle roughness's automatic burnishing machine which characterized in that: comprises a frame, wherein a second placing plate (22) is arranged above the frame; the second placing plate (22) is provided with a power rotating shaft (3), the tail end of the power rotating shaft (3) is provided with a power distribution device (4), the power distribution device (4) outputs a first output end (51) and a second output end (52), and the first output end (51) and the second output end (52) are arranged in parallel and are positioned on the same side of the power distribution device (4); one side of the second placing plate (22) is provided with a fixed light extruding wheel (61), the other side of the second placing plate is provided with a transverse moving light extruding wheel (62), and the first output end (51) is in transmission connection with the fixed light extruding wheel (61) and drives the fixed light extruding wheel (61) to rotate; the second output end (52) is in transmission connection with the transverse moving light extruding wheel (62) and drives the transverse moving light extruding wheel (62) to rotate; and a supporting jig (7) for supporting the pin shaft (11) is arranged between the fixed light extruding wheel (61) and the transverse moving light extruding wheel (62).

2. The automatic burnishing machine of improvement round pin axle surface roughness according to claim 1 characterized in that: the device is characterized in that a first placing plate (21) is arranged below the rack, the first placing plate (21) and a second placing plate (22) are arranged in parallel, a driving motor (23) is arranged on the first placing plate (21), and the driving motor (23) is in transmission connection with the power rotating shaft (3).

3. The automatic burnishing machine of improvement round pin axle surface roughness according to claim 2 characterized in that: the tail end of the driving motor (23) is provided with a driving belt pulley (81) driven to rotate by the driving motor (23), the tail end of the power rotating shaft (3) is provided with a driven belt pulley (82) driving the power rotating shaft (3) to rotate, and the driving belt pulley (81) is in transmission connection with the driven belt pulley (82) through a belt (86).

4. The automatic burnishing machine of improvement round pin axle surface roughness according to claim 3, characterized in that: the power rotating shaft (3) is also provided with a bearing seat (31), and the bearing seat (31) is fixedly arranged on the second placing plate (22).

5. The automatic burnishing machine of improvement round pin axle surface roughness according to claim 1 characterized in that: the first output end (51) is in transmission connection with the fixed light extrusion wheel (61) through a first telescopic universal shaft (91); the second output end (52) is in transmission connection with the transverse moving light extruding wheel (62) through a second telescopic universal shaft (92).

6. The automatic burnishing machine of improvement round pin axle surface roughness according to claim 5 characterized in that: the rotating directions of the fixed burnishing wheel (61) and the transverse moving burnishing wheel (62) are opposite, and burnishing is performed on a pin shaft (11) between the fixed burnishing wheel (61) and the transverse moving burnishing wheel (62).

7. The automatic burnishing machine of improvement round pin axle surface roughness according to claim 1 characterized in that: the middle of the supporting jig (7) is provided with an arc-shaped groove for placing the pin shaft (11), and two sides of the arc-shaped groove are provided with inclined planes (93) for avoiding the fixed burnishing wheel (61) and the transverse moving burnishing wheel (62).

8. The automatic burnishing machine of improvement round pin axle surface roughness according to claim 1 characterized in that: the second placing plate (22) is also provided with a transverse moving device (63) for driving the transverse moving light squeezing wheel (62) to transversely move.

9. The automatic burnishing machine of improvement round pin axle surface roughness according to claim 8, characterized in that: the transverse moving device (63) is a hydraulic cylinder, and a guide rod for driving the transverse moving and light extruding wheel (62) to move and guide transversely is further arranged on the hydraulic cylinder.

10. The automatic burnishing machine of improvement round pin axle surface roughness according to claim 8 characterized in that: the second placing plate (22) is provided with a guide rail (64), the transverse moving burnishing wheel (62) is sleeved on the guide rail (64), and the transverse moving burnishing wheel (62) transversely slides along the guide rail (64).