CN216179027U

CN216179027U - Feeding device for valve tappet grinding machine

Info

Publication number: CN216179027U
Application number: CN202122764147.6U
Authority: CN
Inventors: 杨建发; 娄一鸣; 朱磊
Original assignee: Hangzhou Auto Engine Parts Co ltd
Current assignee: Hangzhou Auto Engine Parts Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-04-05
Anticipated expiration: 2031-11-09

Abstract

The application relates to a loading attachment for valve tappet grinding machine, including last work or material rest, supply the work piece to place the platform, along horizontal sliding connect in last work or material rest and be located the material loading seat of placing the bench top, along vertical sliding connect in the material loading arm of material loading seat and set up in the clamping jaw that the material loading arm was put in order to get the work piece, it is provided with the horizontal actuating mechanism that the drive material loading seat slided to go up the work or material rest, the material loading seat is provided with the vertical actuating mechanism that the drive material loading arm slided. This application has the advantage that improves valve tappet's grinding degree of automation.

Description

Feeding device for valve tappet grinding machine

Technical Field

The application relates to the technical field of grinding, in particular to a feeding device for a valve tappet grinding machine.

Background

An automobile engine is an important component of an automobile, and a valve tappet is a small part in the engine. The valve train of the engine is composed of two parts of a valve group and a valve transmission group, and a valve tappet is a main component of the valve transmission group except a camshaft. The valve lifter, which is generally a cylindrical member, is the follower of the cam and functions to transfer the motion and force from the cam to the push rod or valve, as well as to carry the lateral force applied by the cam and transfer it to the body or cylinder head. In the production process of the valve tappet, the end face needs to be ground by a grinding machine.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the prior art, a workpiece to be ground needs to be loaded on a clamp of a grinding machine through a worker, the machining automation degree is low, and further improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the grinding degree of automation of valve tappet, and then improve machining efficiency, this application provides a loading attachment for valve tappet grinding machine.

The application provides a loading attachment for valve tappet grinding machine adopts following technical scheme:

the utility model provides a loading attachment for valve tappet grinding machine, includes the work or material rest, supplies the work piece to place the platform, along the horizontal sliding connect in the work or material rest and be located the material loading seat of placing the bench top, along vertical sliding connect in the material loading arm of material loading seat and set up in the clamping jaw that the material loading arm was put in order to get the work piece, the work or material rest is provided with the horizontal drive mechanism that the drive material loading seat slided, the material loading seat is provided with the vertical drive mechanism that the drive material loading arm slided.

Through adopting above-mentioned technical scheme, set up the work or material rest and provide the carrier that slides for the material loading seat, thereby vertical actuating mechanism drive material loading arm slides and drives the clamping jaw and move down, press from both sides the work piece and get, press from both sides the work piece back vertical actuating mechanism drive material loading arm and rise, and horizontal actuating mechanism drive material loading seat slides and with the work piece cartridge on anchor clamps towards the anchor clamps direction that is close to the grinding machine, realize that the material loading is automatic, improve the grinding degree of automation of valve tappet, effectively improve machining efficiency.

Preferably, the material loading arm is provided with the mount pad, the mount pad rotates and is connected with the conversion seat, the mount pad is provided with drive conversion seat pivoted rotating member, the clamping jaw is provided with two sets ofly, and the clamping jaw sets up in the conversion seat, and wherein the axial of a set of clamping jaw is the level setting, and the axial of another set of clamping jaw is vertical setting.

Through adopting above-mentioned technical scheme, the clamping jaw is provided with two sets ofly, and in the feeding process, a set of clamping jaw is used for snatching the work piece that the anchor clamps were processed, and another group's clamping jaw is used for snatching the work piece of treating processing, realizes continuous feeding and continuous ejection of compact, further improves machining efficiency.

Preferably, the conversion seat is connected in the connecting seat of mount pad and a pair of fixed connection in the connector of connecting seat including rotating, and two sets of clamping jaws correspond respectively and set up in the connector, the clamping jaw includes that a plurality of radial slides along the connector connect in the holder of connector, and a plurality of holders distribute around the axial of connector, and the fixed cover of connector is equipped with the installation cover, installation cover fixedly connected with guide post, the guide post slides the cover and is equipped with the buffer base of activity butt in the work piece terminal surface, fixed connection buffering elastic component between installation cover and the buffer base.

Through adopting above-mentioned technical scheme, be provided with installation cover and guide post and provide the carrier that slides for the cushion socket, when vertical actuating mechanism drive material loading arm descends and presss from both sides the work piece and get, the lower terminal surface butt of cushion socket in the up end of work piece, the material loading arm continues to descend, make the cushion socket upwards slide a distance after, the lower part of holder salient cushion socket lower extreme face, and buffering elastic component takes place elastic deformation this moment and has elastic potential energy, and snatch the upper portion of work piece, load the in-process of the anchor clamps on the grinding machine with the work piece, the work piece is inserted and is located on the anchor clamps, the holder relieves the centre gripping effort in the work piece, buffering elastic component forces the cushion socket to slide towards being close to the anchor clamps direction, and promote the work piece to continue to slide and insert and locate anchor clamps, reduce the possibility that work piece and anchor clamps take place to break away from.

Preferably, the placing table is connected with a moving table in a longitudinal sliding mode, the placing table is provided with a longitudinal driving mechanism for driving the moving table to slide, the moving table is provided with a limiting table, a plurality of workpieces are placed on the limiting table, and the limiting table is provided with a limiting slot for inserting the workpieces.

Through adopting above-mentioned technical scheme, be provided with the mobile station and place with supplying a plurality of work piece location with spacing platform, after the work piece processing on same row is accomplished, vertical actuating mechanism drive mobile station slides for next row of work piece of treating processing is located the below of clamping jaw so that the clamping jaw presss from both sides and gets.

Preferably, place bench fixedly connected with guide bar, the axial of guide bar is vertical setting, the mobile station is provided with the slide of sliding the cover and locating the guide bar.

Through adopting above-mentioned technical scheme, set up guide bar and slide, realize placing the slidingtype assembly of platform and mobile station.

Preferably, the longitudinal driving mechanism comprises a pair of belt wheels rotatably connected to the placing table, a transmission belt wound on the belt wheels, and a longitudinal driving motor driving the rotation of the belt wheels, the axial direction of the belt wheels is vertically arranged, the two belt wheels are longitudinally distributed, one end of the transmission belt is fixedly connected to one side of the moving table, and the other end of the transmission belt is fixedly connected to the other side of the moving table.

Through adopting above-mentioned technical scheme, rotate through vertical driving motor drive band pulley to drive the drive belt and rotate, and then drive the mobile station and slide.

Preferably, the mobile station is provided with a positioning groove, and the limiting table is convexly provided with a positioning block inserted into the positioning groove.

Through adopting above-mentioned technical scheme, be provided with constant head tank and locating piece, the accurate positioning of spacing platform and mobile station of being convenient for.

In conclusion, the utility model has the following beneficial effects:

1. the feeding frame is arranged to provide a sliding carrier for the feeding seat, the vertical driving mechanism drives the feeding arm to slide so as to drive the clamping jaw to move downwards, a workpiece is clamped, the vertical driving mechanism drives the feeding arm to ascend after the workpiece is clamped, and the transverse driving mechanism drives the feeding seat to slide towards the direction of a clamp close to the grinding machine and insert the workpiece on the clamp, so that feeding automation is realized, the grinding automation degree of the valve tappet is improved, and the machining efficiency is effectively improved;

2. be provided with installation cover and guide post and provide the carrier that slides for the cushion pad, when vertical actuating mechanism drive material loading arm descends and presss from both sides the work piece and get, the lower terminal surface butt of cushion pad in the up end of work piece, the material loading arm continues to descend, make the cushion pad upwards slide after a distance, the lower part protrusion cushion pad lower extreme of holder, and buffering elastic component takes place elastic deformation this moment and has elastic potential energy, and snatch the upper portion of work piece, load the in-process of the anchor clamps on the grinding machine with the work piece, the work piece is inserted and is located on the anchor clamps, the holder relieves the centre gripping effort in the work piece, buffering elastic component forces the cushion pad to slide towards being close to the anchor clamps direction, and promote the work piece to continue to slide and insert and locate anchor clamps, reduce the possibility that work piece and anchor clamps take place to break away from.

Drawings

FIG. 1 is a schematic view of the overall structure of a charging device for a valve lifter grinder;

FIG. 2 is a schematic view of the vertical drive mechanism;

FIG. 3 is a schematic view of the conversion block and the clamping jaws;

FIG. 4 is a schematic diagram of the structure of the mobile station and the spacing station;

fig. 5 is a schematic view of a connection structure of the belt and the mobile station.

In the figure, 1, a feeding frame; 11. supporting the upright post; 12. a cross beam; 13. a guide rail; 2. a placing table; 21. a mobile station; 22. a guide bar; 23. a slide base; 24. mounting blocks; 25. a limiting table; 26. limiting slots; 27. positioning blocks; 28. positioning a groove; 3. a feeding seat; 31. a sliding through groove; 4. a feeding arm; 41. a mounting seat; 42. a conversion seat; 421. a connecting seat; 422. a connector; 423. installing a sleeve; 424. a guide post; 425. a buffer seat; 426. a compression spring; 5. a clamping jaw; 51. a clamping member; 6. a lateral drive mechanism; 61. a transmission screw rod; 62. a transverse driving motor; 7. a vertical drive mechanism; 71. a transmission gear; 72. a drive rack; 73. a vertical drive motor; 8. a longitudinal drive mechanism; 81. a pulley; 82. a transmission belt; 83. a longitudinal driving motor; 9. grinding machine; 91. and (4) clamping.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses loading attachment for valve tappet grinding machine, refer to fig. 1, including supplying that the work piece is placed place platform 2, fixed connection in place platform 2 last work or material rest 1, along horizontal sliding connect in last work or material rest 1 and lie in place platform 2 top material loading seat 3, along vertical sliding connect in the material loading arm 4 of material loading seat 3 and set up in material loading arm 4 in order to get clamping jaw 5 of putting the work piece.

Referring to fig. 1, the feeding rack 1 includes a support column 11 fixedly connected to the placing table 2 and a beam 12 fixedly connected to an upper portion of the support column 11, the beam 12 is transversely disposed in a length direction, and the beam 12 extends to a position above the grinding machine 9. The crossbeam 12 is fixedly connected with a guide rail 13, and the feeding base 3 is connected with the guide rail 13 in a sliding manner. The feeding frame 1 is provided with a transverse driving mechanism 6 for driving the feeding base 3 to slide, the transverse driving mechanism 6 comprises a transmission screw rod 61 rotatably connected to the cross beam 12 and a transverse driving motor 62 for driving the transmission screw rod 61 to rotate, the transmission screw rod 61 penetrates through the feeding base 3 in a threaded manner, the transverse driving motor 62 is fixedly connected to the cross beam 12, and an output shaft of the transverse driving motor 62 is coaxially and fixedly connected to the transmission screw rod 61.

Referring to fig. 2, the feeding seat 3 is provided with a sliding through groove 31 for the feeding arm 4 to slide, and the feeding seat 3 is provided with a vertical driving mechanism 7 for driving the feeding arm 4 to slide. The vertical driving mechanism 7 comprises a transmission gear 71 rotatably connected to the inner wall of the sliding through groove 31, a transmission rack 72 fixedly connected to the feeding arm 4, and a vertical driving motor 73 driving the transmission gear 71 to rotate. The length direction of the transmission rack 72 is vertically arranged, and the transmission rack 72 is meshed with the transmission gear 71. The vertical driving motor 73 is fixedly connected to the feeding base 3, and an output shaft of the vertical driving motor 73 is coaxially and fixedly connected to the transmission gear 71.

Referring to fig. 2 and 3, the lower portion of the feeding arm 4 is fixedly connected with a mounting seat 41, the mounting seat 41 is rotatably connected with a conversion seat 42, and the conversion seat 42 includes a connecting seat 421 rotatably connected to the mounting seat 41 around its axis and a pair of connecting heads 422 fixedly connected to the connecting seat 421. The axis of connecting seat 421 and the axis of material loading arm 4 are 45 settings, and the axis of one of them connector 422 is vertical setting, and the axis of another connector 422 is horizontal setting. The mounting seat 41 is fixedly connected with a rotating member (not shown) for driving the connecting seat 421 to rotate, specifically, the rotating member is a rotating motor.

The clamping jaws 5 are provided with two sets and correspondingly disposed on the connecting head 422, in this embodiment, the clamping jaws 5 are pneumatic clamping jaws 5, one set of the clamping jaws 5 is a feeding clamping jaw 5, and the other set of the clamping jaws 5 is a discharging clamping jaw 5. The feeding clamping jaw 5 and the blanking clamping jaw 5 respectively comprise three clamping pieces 51 which are connected to the connecting head 422 in a sliding mode along the radial direction of the connecting head 422, and the three clamping pieces 51 are distributed around the axial direction of the connecting head 422. The coaxial fixed cover of connector 422 that is equipped with material loading collet chuck 5 is equipped with installation cover 423, and installation cover 423 fixedly connected with guide post 424, guide post 424 are provided with a plurality ofly and wind connector 422's axial equipartition, and in this embodiment, the quantity of guide post 424 is three, and guide post 424 and holder 51 are the dislocation set. The guide post 424 is slidably sleeved with a buffer base 425 movably abutted against the end face of the workpiece, and the buffer base 425 is provided with an avoiding groove for the clamping piece 51 to pass through. The buffer elastic member is fixedly connected between the mounting sleeve 423 and the buffer base 425, the buffer elastic member is a compression spring 426, the guide post 424 is sleeved with the compression spring 426, and one end of the compression spring 426 is fixedly connected to the lower end face of the mounting sleeve 423 and the other end of the compression spring 426 is fixedly connected to the upper end face of the buffer base 425.

Referring to fig. 4, the placing table 2 is connected with a moving table 21 along the longitudinal sliding, the placing table 2 is provided with a longitudinal driving mechanism 8 for driving the moving table 21 to slide, a limiting table 25 is placed on the moving table 21, and the limiting table 25 is provided with a plurality of limiting slots 26 for inserting workpieces. Positioning grooves 28 are formed in the upper end face of the mobile station 21, and positioning blocks 27 inserted into the positioning grooves 28 are arranged on the lower end face of the limiting table 25 in a protruding mode. The placing table 2 is fixedly connected with a guide rod 22, the guide rod 22 is longitudinally arranged in the axial direction, and the lower end face of the moving table 21 is fixedly connected with a sliding seat 23 which is slidably sleeved on the guide rod 22.

Referring to fig. 4 and 5, the lower end surface of the moving table 21 is fixedly connected with the mounting block 24, the longitudinal driving mechanism 8 includes a pair of pulleys 81 rotatably connected to the placing table 2, a transmission belt 82 wound around the pulleys 81, and a longitudinal driving motor 83 for driving the pulleys 81 to rotate, the axial direction of the pulleys 81 is vertically arranged, the two pulleys 81 are longitudinally distributed, one end of the transmission belt 82 is fixedly connected to one side of the mounting block 24, and the other end of the transmission belt 82 is fixedly connected to the other side of the mounting block 24. The longitudinal driving motor 83 is fixedly connected to the placing table 2, and an output shaft of the longitudinal driving motor 83 is coaxially and fixedly connected to one of the pulleys 81.

The application embodiment of the feeding device for the valve tappet grinding machine 9 adopts the implementation principle that: the vertical driving mechanism 7 drives the feeding arm 4 to slide so as to drive the clamping jaw 5 to move downwards, a workpiece is clamped, the lower end surface of the buffer seat 425 abuts against the upper end surface of the workpiece, the feeding arm 4 continues to descend, after the buffer seat 425 slides upwards for a certain distance, the lower part of the clamping piece 51 of the feeding clamping jaw 5 protrudes out of the lower end surface of the buffer seat 425, the buffer elastic piece is elastically deformed at the moment and has elastic potential energy, the upper part of the workpiece is clamped, after the workpiece is clamped, the vertical driving mechanism 7 drives the feeding arm 4 to ascend, the transverse driving mechanism 6 drives the feeding seat 3 to slide towards the direction of a clamp 91 close to the grinding machine 9, the discharging clamping jaw 5 takes out the processed workpiece clamp inserted in the clamp 91, the connecting seat 421 is driven to rotate through the rotating piece, the workpiece on the feeding clamping jaw 5 is aligned with the station of the clamp 91, the workpiece is inserted in the clamp 91, the clamping piece 51 of the feeding clamping jaw 5 releases the clamping acting force on the workpiece, buffering elastic component forces the buffing pad 425 to slide towards being close to anchor clamps 91 direction to promote the work piece and continue to slide and insert and locate anchor clamps 91, reduce the possibility that work piece and anchor clamps 91 take place to break away from, horizontal actuating mechanism 6 drives material loading seat 3 and slides to spacing platform 25 top, places the work piece that will process in spacing slot 26, realizes the automation of material loading, unloading, improves the grinding degree of automation of valve tappet, effectively improves machining efficiency.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a loading attachment for valve tappet grinding machine which characterized in that: including last work or material rest (1), supply the platform (2) of placing that the work piece was placed, connect in last work or material rest (1) and be located the material loading seat (3) of placing platform (2) top along horizontal sliding, connect in material loading arm (4) of material loading seat (3) and set up in material loading arm (4) in order to get clamping jaw (5) of putting the work piece, it is provided with horizontal actuating mechanism (6) that drive material loading seat (3) slided to go up work or material loading frame (1), material loading seat (3) are provided with vertical actuating mechanism (7) that drive material loading arm (4) slided.

2. The charging device for the valve lifter grinding machine according to claim 1, characterized in that: the utility model discloses a material loading arm, including loading arm (4), mount pad (41), clamping jaw (5), conversion seat (42) are connected with in the rotation of mount pad (41), mount pad (41) are provided with drive conversion seat (42) pivoted rotating member, clamping jaw (5) are provided with two sets ofly, and clamping jaw (5) set up in conversion seat (42), and wherein the axial of a set of clamping jaw (5) is the level setting, and the axial of another group clamping jaw (5) is vertical setting.

3. The charging device for the valve lifter grinding machine according to claim 2, characterized in that: conversion seat (42) are connected in connecting seat (421) of mount pad (41) and a pair of fixed connection in connector (422) of connecting seat (421) including rotating, and two sets of clamping jaws (5) correspond respectively and set up in connector (422), clamping jaw (5) include a plurality of radial slips along connector (422) connect in holder (51) of connector (422), and a plurality of holders (51) are around the axial distribution of connector (422), and connector (422) fixed cover is equipped with installation cover (423), and installation cover (423) fixedly connected with guide post (424), guide post (424) slip cover is equipped with activity butt in buffer base (425) of work piece terminal surface, fixed connection buffering elastic component between installation cover (423) and buffer base (425).

4. The charging device for the valve lifter grinding machine according to claim 1, characterized in that: the novel workpiece placing device is characterized in that the placing table (2) is connected with a moving table (21) in a sliding mode along the longitudinal direction, the placing table (2) is provided with a longitudinal driving mechanism (8) for driving the moving table (21) to slide, a limiting table (25) is placed on the moving table (21), a plurality of workpieces are placed on the limiting table (25), and limiting slots (26) for the workpieces to be inserted are formed in the limiting table (25).

5. The charging device for the valve lifter grinding machine according to claim 4, characterized in that: the placing table (2) is fixedly connected with a guide rod (22), the guide rod (22) is longitudinally arranged in the axial direction, and the moving table (21) is provided with a sliding seat (23) which is slidably sleeved on the guide rod (22).

6. The charging device for the valve lifter grinding machine according to claim 4, characterized in that: the longitudinal driving mechanism (8) comprises a pair of belt wheels (81) which are rotatably connected to the placing table (2), a transmission belt (82) wound on the belt wheels (81) and a longitudinal driving motor (83) driving the belt wheels (81) to rotate, the axial direction of the belt wheels (81) is vertically arranged, the two belt wheels (81) are longitudinally distributed, one end of the transmission belt (82) is fixedly connected to one side of the moving table (21), and the other end of the transmission belt (82) is fixedly connected to the other side of the moving table (21).

7. The charging device for the valve lifter grinding machine according to claim 4, characterized in that: the mobile station (21) is provided with a positioning groove (28), and the limiting table (25) is convexly provided with a positioning block (27) inserted into the positioning groove (28).