Part surface decoration line polishing device

Abstract

The invention provides a part surface decoration line polishing device which comprises a reciprocating motion part and a one-way motion part of a motion sliding table, the reciprocating motion part is connected with the one-way motion part, a carriage is connected with one of the reciprocating motion part and the one-way motion part, the reciprocating motion part comprises a two-way lead screw, the one-way motion part comprises a one-way lead screw, and the one-way lead screw is in transmission connection with the two-way lead screw; the grinding head is rotationally connected to the rack and arranged over the dragging plate, the rack comprises an ejector rod, the bidirectional lead screw or the unidirectional lead screw is in transmission connection with a cam, the outer circle of the cam comprises a jacking part and a descending part, and the bottom end of the ejector rod abuts against the cam; and the driving motor is in transmission connection with the one-way lead screw or the two-way lead screw. The two-way lead screw and the one-way lead screw which are in transmission connection are adopted to enable the dragging plate to do S-shaped movement, so that the grinding head can machine the surface of a part conveniently, meanwhile, through cooperation of the cam and the ejector rod, the ejector rod can drive the grinding head to be separated from the part, the grinding head can move on the surface of the part in the single direction, and machined facing lines are the same.

Description

TECHNICAL FIELD

[0001] The present application belongs to the field of watch parts processing, in particular to a part surface ornament polishing device. BACKGROUND

[0002] In the process of watch parts processing, in order to make the exposed part of the watch more beautiful, and also represent the workmanship of the watch more delicate, the Geneva pattern, fish scale pattern and other ornaments are polished on the surface of the part. The Geneva pattern is usually a plurality of parallel corrugations, which are formed by a grinding head on the surface of the clamping plate in a one-way process. In the existing processing process, a plurality of motors or oil cylinders are needed to cooperate with the grinding head to move according to the preset program to complete the processing, which makes the equipment more complex during use, and the use of multiple motors also increases the probability of equipment damage. The speed of the motor after replacement or repair needs to be re-adjusted, which results in high equipment maintenance cost. SUMMARY

[0003] Therefore, the present application aims to provide a part surface ornament polishing device to control the cooperative movement of the part and the grinding tool during the ornament processing by one motor.

[0004] To achieve the above-mentioned purpose, the technical scheme of the present application is as follows:

[0005] A part surface ornament polishing device, comprising

[0006] A moving slide table, comprising a reciprocating motion part and a one-way motion part, a clamping plate connected to the reciprocating motion part or the one-way motion part, the reciprocating motion part comprising a bidirectional screw, the one-way motion part comprising a unidirectional screw, the unidirectional screw and the bidirectional screw being in transmission connection;

[0007] A grinding head rotatably connected to a rack, the grinding head being placed directly above the clamping plate, the rack comprising a top rod, the bidirectional screw or the unidirectional screw being in transmission connection with a cam, the outer circle of the cam comprising a lifting part and a descending part, the bottom end of the top rod abutting against the cam, the grinding head being moved in the vertical direction by the rotation of the cam;

[0008] A driving motor in transmission connection with the unidirectional screw or the bidirectional screw.

[0009] Further, the polishing device further comprises a transmission gear ring, the transmission gear ring comprising a full convex gear ring and a half convex gear ring, and the full convex gear ring and the half convex gear ring are respectively placed on the inner side and the outer side of the transmission gear ring; the unidirectional screw and the half convex gear ring are in transmission connection, the bidirectional screw and the full convex gear ring are in transmission connection, and when the grinding head is separated from the part, the half convex gear ring can drive the unidirectional screw to rotate.

[0010] Further, the axial directions of the unidirectional screw and the bidirectional screw are perpendicular to each other.

[0011] Further, the cam and the transmission gear ring are coaxially connected, and the angle corresponding to the arc where the cam lifting part is located is the same as the angle corresponding to the arc where the half convex gear ring is located.

[0012] Further, the motion slide is provided with two reversing switches on one side, the reversing switches can control the rotating direction of the driving motor, the motion slide is provided with a contact on one side, and when the motion slide moves to the limit position along the length direction of the unidirectional screw, the contact can contact with the reversing switch, so that the driving motor reversely rotates.

[0013] Further, the rack is provided with a working motor fixedly arranged thereon, which drives the grinding head to rotate.

[0014] Further, the rack comprises a fixing seat and an adjusting seat, the fixing seat and the adjusting seat are respectively provided with adjusting grooves and adjusting blocks, the adjusting blocks are arranged in the adjusting grooves, the adjusting grooves are provided with hinged shafts at the top ends, the adjusting blocks are rotationally connected with the hinged shafts, and a top screw is tightly arranged on the adjusting blocks through the adjusting grooves.

[0015] Further, the adjusting seat is provided with a connecting hole at one end surface, the rotating shaft of the grinding head is rotationally connected with an adjusting plate, the adjusting plate is provided with an arc-shaped slot, and the bolt can be screwed with the connecting hole through the arc-shaped slot, so that the adjusting plate is fixedly connected with the adjusting seat.

[0016] Further, the plane where the arc-shaped slot is located is parallel to the axis of the hinged shaft.

[0017] Further, the bidirectional screw is coaxially connected with the output shaft of the driving motor, and the full convex gear ring of the transmission gear ring is drivingly connected with the output shaft of the driving motor through a transmission shaft.

[0018] Compared with the prior art, the part surface decorative pattern grinding device has the following advantages:

[0019] The bidirectional screw and the unidirectional screw are drivingly connected, so that the drag plate can move in S shape in the horizontal direction, the grinding head can be separated from the part by the cooperation of the cam and the lifting rod, the grinding head can move in a single direction on the surface of the part, and the decorative patterns processed are the same;

[0020] The inner and outer sides of the transmission ring are respectively provided with convex teeth, and one side of the convex teeth is arranged in the preset angle of the transmission ring, so that when the grinding head contacts the part during the transmission process, the half convex gear ring does not drive the unidirectional screw to rotate, and the relative movement direction of the grinding head and the part is prevented from deviating during the processing process.

[0021] Two reversing switches are used to make the carriage move along the single screw to the limit position and stop, and the motor can be reversed to rotate, so that the operator can replace the parts and process the next part by moving the grinding head. BRIEF DESCRIPTION OF DRAWINGS

[0022] The accompanying drawings, which form a part of the present application, are intended to provide further understanding of the application and are incorporated herein in conjunction with the description of the application. The drawings specifically, and the explanations in which they are used to explain the application, do not constitute an inappropriate limitation of the application. In the drawings:

[0023] Figure 1 It is a schematic diagram of the overall structure of the grinding device;

[0024] Figure 2 It is a schematic diagram of the transmission part of the grinding device;

[0025] Figure 3 It is a schematic diagram of the cooperation relationship between the top rod, cam and gear;

[0026] Figure 4 It is a schematic diagram of the connection relationship between the adjusting seat and the adjusting plate;

[0027] Figure 5 It is a schematic diagram of the angle adjusting part structure in the rack.

[0028] Explanation of reference signs:

[0029] 1-rack; 11-grinding head; 12-fixed seat; 121-adjusting groove; 122-hinge shaft; 123-top wire; 13-adjusting seat; 131-adjusting block; 14-adjusting plate; 141-arc-shaped slot hole; 15-top rod; 16-working motor; 2-movement sliding table; 21-carriage; 22-single screw; 23-movement platform; 24-eight-shaped reversing screw; 25-light lever; 26-reversing switch; 27-contact; 3-driving motor; 4-transmission shaft; 5-cam; 51-lifting part; 52-descending part; 6-transmission gear ring; 61-full convex gear ring; 62-half convex gear ring. DETAILED DESCRIPTION

[0030] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0031] In the description of the present application, it is to be understood by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise stated, the meaning of "a plurality of" is two or more.

[0032] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood through specific circumstances.

[0033] The present application will be described in detail below with reference to the drawings and in conjunction with the embodiments.

[0034] The part surface ornament grinding device described in the present application comprises a drag plate 21 and a grinding head 11. In a single processing process, the grinding head 11 can move in the vertical direction, and the drag plate 21 moves along an S-shaped path in the horizontal plane to process the daily ornament on the part by the grinding head 11. Specifically, the drag plate 21 is placed on a moving slide 2, the moving slide 2 comprises a reciprocating part and a one-way moving part, the reciprocating part is connected with the one-way moving part, the reciprocating part comprises a bidirectional screw, the one-way moving part comprises a one-way screw 22, and the one-way screw 22 and the bidirectional screw are in transmission connection. In the present embodiment, the one-way screw 22 is connected with a moving platform 23 through a screw nut pair, when the one-way screw 22 rotates, the moving platform 23 can move relative to the one-way screw 22 along the axial direction of the one-way screw 22, the bidirectional screw is rotatably connected to the moving platform 23, and the drag plate 21 is connected with the bidirectional screw through a screw nut pair. When the bidirectional screw rotates, the drag plate 21 can reciprocate along the axial direction of the bidirectional screw. In the present embodiment, the axial directions of the one-way screw and the bidirectional screw in the moving slide are perpendicular to each other, so that the moving slide is a cross slide. In other embodiments, according to the processing needs, the included angle between the one-way screw and the bidirectional screw can also be other degrees, or even an angle-adjustable structure.

[0035] The part surface ornament grinding device further comprises a driving motor 3, an output shaft of the driving motor 3 is coaxially connected with the bidirectional screw, and the output shaft is connected with one end of a transmission shaft 4 through a pair of bevel gears, the other end of the transmission shaft 4 is provided with a gear, the transmission shaft 4 is drivingly connected with a transmission gear ring 6 through the gear, one side of the transmission gear ring 6 is provided with a full convex gear ring 61, the gear of the transmission shaft 4 is engaged with the full convex gear ring 61 to drive the transmission gear ring 6 to rotate, the other side of the transmission gear ring 6 is provided with a half convex gear ring 62, the convex teeth in the half convex gear ring 62 are arranged on a part of the arc of the transmission gear ring 6, the end of the unidirectional screw 22 is provided with a gear, and the gear can be engaged with the transmission gear ring 6 through the half convex gear ring 62, when the transmission gear ring 6 rotates, the unidirectional screw 22 is driven to rotate stage by stage through the half convex gear ring 62. During the rotation of the unidirectional screw 22, the movement platform 23 and the bidirectional screw move axially along the unidirectional screw 22, in order to avoid the influence on the connection between the driving motor 3 and the bidirectional screw during the movement of the bidirectional screw, the body of the driving motor 3 is fixedly arranged on the movement platform 23, so that the driving motor 3 and the bidirectional screw move axially along the unidirectional screw 22 synchronously, and the gear of the transmission shaft 4 away from the driving motor 3 is connected with the transmission ring through the thickness of the gear during the movement of the motor.

[0036] The part surface ornament grinding device further comprises a grinding head 11 which is rotationally connected to a rack 1, the rack 1 comprises a top rod 15, the bidirectional screw or unidirectional screw 22 is drivingly connected with a cam 5, the outer circle of the cam 5 comprises a lifting part 51 and a descending part 52, the bottom end of the top rod 15 abuts against the cam 5, and the cam 5 is rotated to drive the grinding head 11 to move in the vertical direction. In the embodiment, the cam 5 is coaxially connected with the driving gear ring 6 through a flange. Alternatively, the top rod 15 and the grinding head 11 are respectively arranged at two ends of the rack 1, the rack 1 can be used as a lever, when the top rod 15 moves downward, the grinding head 11 is driven to move upward, and when the top rod 15 moves upward, the grinding head 11 is driven to move downward. In the embodiment, the rack 1 is arranged on a vertically arranged slide rail, so that when the top rod 15 moves upward, the grinding head 11 moves upward synchronously, and when the top rod 15 moves downward, the grinding head 11 moves downward synchronously. The grinding head 11 is arranged above the drag plate 21, the part is fixed on the drag plate 21, when the drag plate 21 moves in the first direction of the bidirectional screw, the grinding head 11 contacts the part, so that the ornament is formed on the part, when the drag plate 21 moves in the second direction of the bidirectional screw, the lifting part 51 of the cam 5 moves below the top rod 15, so that the top rod 15 drives the grinding head 11 to move upward, the grinding head 11 is separated from the part, at the same time, the half inner gear ring is engaged with the gear of the unidirectional screw 22, so that the part is axially displaced along the unidirectional screw 22, when the drag plate 21 moves in the second direction of the bidirectional screw to the limit position, the descending part 52 of the cam 5 moves below the top rod 15, so that the grinding head 11 descends, at the same time, the half inner gear ring is separated from the gear of the unidirectional screw 22, the drag plate 21 continues to move in the first direction under the driving of the bidirectional screw, and the above process is repeated for multiple times, so that the part completes the ornament processing. In order to facilitate the cooperation between the top rod 15 and the cam 5, the bottom end of the top rod 15 is provided with a roller, the top rod 15 can be abutted against the cam 5 through the gravity of the top rod 15 or a spring arranged in the direction of the cam 5.

[0037] The light rods 25 are arranged on both sides of the eight-shaped reversing screw 24 and the unidirectional screw 22, the drag plate 21 and the moving platform 23 are connected with the light rods 25 on both sides of the eight-shaped reversing screw 24 and the unidirectional screw 22, the light rods 25 provide guidance for the drag plate 21 and the moving platform 23, springs are sleeved on the light rods 25, the springs can abut against the drag plate 21 or the moving platform 23, so as to eliminate the gap required by the screw connection between the drag plate 21 and the moving platform 23 and the unidirectional screw 22 and the eight-shaped reversing screw 24, and the drag plate 21 and the moving platform 23 are more stable in the reciprocating movement process.

[0038] The part surface ornament grinding device further comprises two reversing switches 26, which are arranged on one side of the moving sliding table 2 and distributed along the axial direction of the unidirectional screw 22, and the reversing switches 26 can control the rotating direction of the motor. The moving sliding table 2 is provided with a contact 27, and when the moving sliding table 2 moves to the limit position along the length direction of the unidirectional screw 22, the contact 27 can contact with the reversing switch 26, so that the driving motor 3 reversely rotates. Meanwhile, the reversing switch 26 can also control the motor to stop rotating. Those skilled in the art should know that when the contact 27 contacts with the reversing switch 26, the reversing switch 26 can send an electrical signal to the controller, so as to control the driving motor 3 to stop rotating and reversely rotate next time. Alternatively, the reversing switch 26 can change the circuit connection to change the current, so as to change the rotating direction of the driving motor 3 when it stops and starts. The specific control mode is the prior art, which will not be described here. In this embodiment, the driving motor 3 output shaft rotating direction is changed by arranging two limit switches, so that the moving platform 23 reciprocates along the axial direction of the unidirectional screw 22, and when the moving platform 23 drives the drag plate 21 to move to the limit position at both ends of the unidirectional screw 22, it stops, so as to facilitate the operator to replace the parts to be processed.

[0039] The part surface ornament grinding device further comprises a working motor 16, the output shaft of the working motor 16 is drivingly connected with the rotating shaft of the grinding head 11 through a belt or a synchronous belt, the working motor 16 can drive the grinding head 11 to rotate for a long time, or the working motor 16 can stop rotating at the same time when the driving motor 3 stops rotating through the controller or the current control. The rack 1 comprises a fixed seat 12, an adjusting seat 13 and an adjusting plate 14, the fixed seat 12 and the adjusting seat 13 are respectively provided with adjusting grooves 121 and adjusting blocks 131, the adjusting block 131 is arranged in the adjusting groove 121, the top end of the adjusting groove 121 is provided with a hinge shaft 122, the adjusting block 131 is rotationally connected with the hinge shaft 122, a jacking pin 123 passes through the adjusting groove 121 and abuts against the adjusting block 131, and after the adjusting block 131 is adjusted to a preset angle, the angle of the adjusting seat 13 can be fixed through the jacking pin 123. The end face of the adjusting seat 13 away from the fixed seat 12 is provided with a connecting hole, the adjusting plate 14 is provided with an arc-shaped groove hole 141, and a bolt can pass through the arc-shaped groove hole 141 and be screwed with the connecting hole, so that the adjusting plate 14 is fixedly connected with the adjusting seat 13. In this embodiment, the arc-shaped groove hole 141 and the connecting hole are respectively provided with two arc-shaped groove holes 141 and connecting holes, the angle of the adjusting plate 14 can be changed through the cooperation of the two arc-shaped groove holes 141 and the connecting holes, and then the angle of the adjusting plate 14 is changed by tightening the bolt. The plane where the arc-shaped groove hole 141 is located is parallel to the axis of the hinge shaft 122, the rotating shaft of the grinding head 11 is rotationally connected with the adjusting plate 14, and the angle of the rotating shaft is changed through the angle change of the adjusting seat 13 and the adjusting plate 14. The working motor 16 is fixed on the fixed block, and the jacking rod 15 is fixedly connected with the fixed seat 12.

[0040] The above description is only the preferred embodiment of the present application, and is not intended to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A part surface texturing device, characterized by: The utility model relates to a motion slide platform, which comprises a reciprocating motion part and a one-way motion part, a drag plate is connected to the reciprocating motion part or the one-way motion part, the reciprocating motion part comprises a bidirectional screw rod, the one-way motion part comprises a one-way screw rod, and the one-way screw rod and the bidirectional screw rod are in transmission connection. The utility model relates to a motion slide platform, which comprises a reciprocating motion part and a one-way motion part, a drag plate is connected to the reciprocating motion part or the one-way motion part, the reciprocating motion part comprises a bidirectional screw rod, the one-way motion part comprises a one-way screw rod, and the one-way screw rod and the bidirectional screw rod are in transmission connection. The utility model relates to a motion slide platform, which comprises a reciprocating motion part and a one-way motion part, a drag plate is connected to the reciprocating motion part or the one-way motion part, the reciprocating motion part comprises a bidirectional screw rod, the one-way motion part comprises a one-way screw rod, and the one-way screw rod and the bidirectional screw rod are in transmission connection. The utility model relates to a motion slide platform, which comprises a reciprocating motion part and a one-way motion part, a drag plate is connected to the reciprocating motion part or the one-way motion part, the reciprocating motion part comprises a bidirectional screw rod, the one-way motion part comprises a one-way screw rod, and the one-way screw rod and the bidirectional screw rod are in transmission connection.

2. A device for texturing a surface of a part according to claim 1, wherein: The utility model relates to a motion slide platform, which comprises a reciprocating motion part and a one-way motion part, a drag plate is connected to the reciprocating motion part or the one-way motion part, the reciprocating motion part comprises a bidirectional screw rod, the one-way motion part comprises a one-way screw rod, and the one-way screw rod and the bidirectional screw rod are in transmission connection.

3. A device for texturing a surface of a part according to claim 1, wherein: The utility model relates to a motion slide platform, which comprises a reciprocating motion part and a one-way motion part, a drag plate is connected to the reciprocating motion part or the one-way motion part, the reciprocating motion part comprises a bidirectional screw rod, the one-way motion part comprises a one-way screw rod, and the one-way screw rod and the bidirectional screw rod are in transmission connection.

4. A device for texturing a surface of a part according to claim 2, wherein: The utility model relates to a motion slide platform, which comprises a reciprocating motion part and a one-way motion part, a drag plate is connected to the reciprocating motion part or the one-way motion part, the reciprocating motion part comprises a bidirectional screw rod, the one-way motion part comprises a one-way screw rod, and the one-way screw rod and the bidirectional screw rod are in transmission connection.

5. A device for texturing a surface of a part according to claim 1, wherein: The utility model relates to a motion slide platform, which comprises a reciprocating motion part and a one-way motion part, a drag plate is connected to the reciprocating motion part or the one-way motion part, the reciprocating motion part comprises a bidirectional screw rod, the one-way motion part comprises a one-way screw rod, and the one-way screw rod and the bidirectional screw rod are in transmission connection.

6. A device for texturing a surface of a part according to claim 1, wherein: The utility model relates to a motion slide platform, which comprises a reciprocating motion part and a one-way motion part, a drag plate is connected to the reciprocating motion part or the one-way motion part, the reciprocating motion part comprises a bidirectional screw rod, the one-way motion part comprises a one-way screw rod, and the one-way screw rod and the bidirectional screw rod are in transmission connection.

7. A device for texturing a surface of a part according to any one of claims 1-6, characterized in that: The utility model relates to a motion slide platform, which comprises a reciprocating motion part and a one-way motion part, a drag plate is connected to the reciprocating motion part or the one-way motion part, the reciprocating motion part comprises a bidirectional screw rod, the one-way motion part comprises a one-way screw rod, and the one-way screw rod and the bidirectional screw rod are in transmission connection.

8. A device for texturing a surface of a part according to claim 7, wherein: ​ 9. A device for texturing a surface of a part according to claim 8, wherein: ​ 10. A device for texturing a surface of a part according to claim 2, wherein: ​

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