Automatic feeding and discharging device of centerless grinding machine

Abstract

The utility model relates to the technical field of centerless grinding machines, in particular to an automatic feeding and discharging device of a centerless grinding machine, which completes the automatic feeding and discharging process of workpieces through a discharging device and a feeding device, simultaneously controls one group of workpieces to be placed at a time, and prevents the situation that a plurality of groups of workpieces are pushed into a machining area at the same time, so that part of the workpieces are not machined. Unmachined and machined workpieces are conveyed through the conveying device, the labor intensity of operators in the workpiece carrying process is reduced, and the practicability of the device is improved. Comprising a discharging device, a conveying device and a feeding device, the conveying device is connected with the discharging device, and the feeding device is installed on the discharging device.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of centerless grinding machine, in particular to a kind of automatic feeding and discharging device of centerless grinding machine. BACKGROUND

[0002] Centerless grinding machine is a kind of grinding machine without adopting the shaft positioning of workpiece to carry out grinding, mainly by grinding wheel, adjusting wheel and workpiece support three mechanisms.It is grinding wheel that actually assumes the work of grinding, adjusting wheel controls the rotation of workpiece, and controls the feed speed of workpiece, and workpiece support supports workpiece during grinding;The working principle of centerless grinding machine is to realize the control of machining center line using the geometric error of grinding wheel when processing on part surface, so as to achieve precise machining effect.Grinding wheel rotates constantly during processing, and also moves transversely and longitudinally, to grind workpiece surface, so as to obtain the required precision and shape.

[0003] The prior art Chinese utility model patent with application number CN201520877732.9 relates to an automatic feeding and discharging mechanism of centerless grinding machine, which comprises a machine tool grinding wheel, an oil cylinder, a support plate, a V-shaped slide, an automatic feeding device, a feeding plate, a receiving slide and a PLC controller, etc., and can reduce cost, improve work efficiency and save labor.

[0004] However, the above-mentioned device directly pushes the materials to the processing area in actual use, which can easily cause multiple groups of workpieces to be pushed into the processing area at a time, resulting in the unprocessed condition of some workpieces. UTILITY MODEL CONTENTS

[0005] To solve the above technical problems, the utility model provides an automatic feeding and discharging process of workpieces by discharging device and feeding device, while controlling a group of workpieces to be put in at a time, preventing multiple groups of workpieces from being pushed into the processing area at the same time, resulting in the unprocessed condition of some workpieces, transporting the unprocessed and finished workpieces by conveying device, reducing the labor intensity of operators during the process of carrying workpieces, and improving the practicability of the device.

[0006] The utility model relates to a kind of automatic feeding and discharging device of centerless grinding machine;Including discharging device, conveying device, feeding device, conveying device is connected with discharging device, feeding device is installed on discharging device;Automatic feeding and discharging process of workpieces is completed by discharging device and feeding device, while controlling a group of workpieces to be put in at a time, preventing multiple groups of workpieces from being pushed into the processing area at the same time, resulting in the unprocessed condition of some workpieces, transporting the unprocessed and finished workpieces by conveying device, reducing the labor intensity of operators during the process of carrying workpieces, and improving the practicability of the device.

[0007] Preferably, the discharging device comprises a centerless grinder body, an L-shaped support, a strip-shaped hole, a discharging cylinder and a wear-resistant pushing head, the L-shaped support is fixedly installed on the right side of the grinding area of the centerless grinder body, the upper part of the L-shaped support is provided with a strip-shaped hole, the discharging cylinder is horizontally fixed on the L-shaped support through bolts and the strip-shaped hole, and the wear-resistant pushing head is connected to the moving end of the discharging cylinder; the installation height of the discharging cylinder can be adjusted through the strip-shaped hole to adapt to different sizes of the grinding wheel and different sizes of the workpiece of the centerless grinder body, and the workpiece in the grinding area of the centerless grinder body is pushed out of the grinding area by driving the wear-resistant pushing head to move left and right by controlling the extension amount of the discharging cylinder, thereby improving the practicability of the device.

[0008] Preferably, the conveying device comprises a material channel support, anti-skid feet, a conveying frame, conveying rollers, conveying belts and a first motor, a plurality of groups of anti-skid feet are installed on the lower end face of the material channel support, a plurality of groups of conveying rollers are horizontally installed on the middle part and the upper part of the material channel support through the conveying frame respectively, two groups of conveying belts are sleeved on the plurality of groups of conveying rollers on the middle part and the upper part respectively, the first motor is installed on the side face of the conveying frame, and the output end of the first motor is connected with the most side conveying roller; the power is transmitted to the conveying rollers connected with the conveying belts on the two groups of conveying frames respectively by starting the conveying belts, so as to drive the conveying rollers to rotate, thereby driving the conveying belts to transport the workpieces to be processed and the workpieces processed, thereby reducing the labor intensity of the operator in the process of carrying the workpieces, the stability of the material channel support is increased through the anti-skid feet, the material channel support is not directly connected with the centerless grinder body, thereby facilitating the movement of the centerless grinder body itself, facilitating the replacement of the grinding wheel and the guide wheel of the centerless grinder body, the upper conveying belt is responsible for transporting the materials to be processed, and the middle conveying belt is responsible for outputting the processed materials, thereby improving the practicability of the device.

[0009] Preferably, the feeding device comprises a horizontal sliding rail, a speed reducer, a horizontal sliding platform, a truss cylinder and a clamping jaw, the horizontal sliding rail is located on the upper side of the processing area of the centerless grinder body, the speed reducer is installed on the right part of the horizontal sliding rail, the horizontal sliding platform is sleeved on the horizontal sliding rail, the horizontal sliding platform is connected with the horizontal sliding rail through a sprocket and a chain, the output end of the speed reducer is a sprocket drive, the truss cylinder is installed on the lower part of the front end face of the horizontal sliding platform, and the clamping jaw is installed on the moving end of the truss cylinder; the horizontal sliding platform is driven to move left and right on the horizontal sliding rail through the speed reducer and the sprocket and chain structure, the clamping jaw is driven to move to the conveying belt on the upper side of the conveying device by controlling the extension of the truss cylinder, the materials on the conveying belt are clamped, the materials are added to the grinding wheel processing area of the centerless grinder body by cooperating with the horizontal movement of the horizontal sliding platform, manual operation of the operator is not required, the safety risk of the operator in the production and processing process is reduced, the situation that part of the materials is not processed due to the addition of multiple groups of materials at a time is prevented, and the practicability of the device is improved.

[0010] Preferably, it also includes a wear-resistant slide, a slide and a discharge hole, the left side of the grinding wheel of the centerless grinder body is provided with a wear-resistant slide, the left side of the wear-resistant slide is connected with a slide, and the lower part of the slide is provided with a discharge hole; the material pushed out by the discharging device is received by the wear-resistant slide, and then the material slides down from the slide, falls to the bottom of the slide and then falls through the discharge hole to the conveying belt below the conveying device, and is transported to the required area by the conveying device, the wear-resistant performance of the wear-resistant slide reduces scratches on the equipment caused by the rotation of the workpiece during feeding, reduces the maintenance cost of the equipment, and improves the practicality of the device.

[0011] Preferably, it also includes a support base, a bottom reinforcing rib, a truss support and a top reinforcing support, the machining area right side of the centerless grinder body is installed with a support base, the upper end face of the support base is installed with a truss support, the bottom of the truss support is connected with the support base through a bottom reinforcing rib, the upper end face of the truss support is installed with a transverse sliding rail, and the top reinforcing support is connected between the middle part and the top of the truss support; the stability of the truss support body is improved through the bottom reinforcing rib and the top reinforcing support, the transverse sliding rail is stably supported by the truss support, and the discharging device and the feeding device are installed on the centerless grinder body, so that the influence of the movement of the centerless grinder body on the feeding and discharging accuracy is reduced, and the practicality of the device is improved.

[0012] Preferably, it also includes a protective baffle, and the front part of the centerless grinder body is provided with a protective baffle; the protective baffle provided on the front part of the centerless grinder body reduces the harm to the operating environment caused by metal sparks or material flying out during machining, and improves the safety and practicality of the device.

[0013] Compared with the prior art, the beneficial effects of the present application are that the automatic feeding and discharging process of the workpiece is completed by the discharging device and the feeding device, and a group of workpieces is controlled to be put in at a time, so that the situation that some workpieces are not machined due to multiple groups of workpieces being pushed into the machining area at the same time is prevented, and the workpieces that have not been machined and have been machined are transported by the conveying device, thereby reducing the labor intensity of the operator during the process of carrying the workpieces and improving the practicality of the device. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the first axonometric structure schematic view of the present application;

[0015] Figure 2 is the second axonometric structure schematic view of the present application;

[0016] Figure 3 is the third axonometric structure schematic view of the present application;

[0017] Figure 4 is the partial structure schematic view of the conveying device of the present application;

[0018] Figure 5 is a cross-sectional structure schematic view of the utility model;

[0019] The marks in the drawing: 1, centerless grinding machine body; 2, L-shaped support; 3, strip-shaped hole; 4, unloading cylinder; 5, wear-resistant pushing head; 6, material channel support; 7, antiskid supporting leg; 8, conveying frame; 9, conveying roller; 10, conveying belt; 11, first motor; 12, transverse sliding rail; 13, speed reducer motor; 14, transverse platform; 15, truss cylinder; 16, clamping jaw; 17, wear-resistant slide; 18, slide; 19, discharge hole; 20, supporting base; 21, bottom reinforcing rib; 22, truss support; 23, top reinforcing support; 24, protective baffle. DETAILED DESCRIPTION

[0020] In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] EMBODIMENT

[0022] As Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 The feeding device is installed on the discharging device, and the conveying device is connected with the discharging device.

[0023] First, the conveying belts 10 on the two sets of conveying frames 8 are opened to transmit power to the respective connected conveying rollers 9 to drive the conveying rollers 9 to rotate, thereby driving the conveying belts 10 to transport the workpieces to be processed and the workpieces processed, then the speed reducer motor 13 is opened to drive the transverse platform 14 to move to the left part of the transverse sliding rail 12 in cooperation with the chain wheel and chain structure, then the truss cylinder 15 is controlled to extend to clamp the workpiece in cooperation with the clamping jaw 16, then the workpiece is placed in the processing area of the centerless grinding machine body 1 for processing, after processing, the unloading cylinder 4 is controlled to extend to push the workpiece to the conveying frame 8 by the wear-resistant pushing head 5, and the workpiece falls from the conveying roller 9 on the conveying frame 8 to the conveying belt 10 below to be transported out.

[0024] The discharging device comprises a centerless grinding machine body 1, an L-shaped support 2, a strip-shaped hole 3, an unloading cylinder 4 and a wear-resistant pushing head 5, the L-shaped support 2 is fixedly installed on the right side of the grinding wheel processing area of the centerless grinding machine body 1, the strip-shaped hole 3 is arranged on the upper part of the L-shaped support 2, the unloading cylinder 4 is horizontally fixed on the L-shaped support 2 through bolts and the strip-shaped hole 3, and the wear-resistant pushing head 5 is connected to the moving end of the unloading cylinder 4.

[0025] The conveying device comprises a material channel support 6, anti-skid feet 7, a conveying frame 8, conveying rollers 9, conveying belts 10 and a first motor 11, a plurality of groups of anti-skid feet 7 are installed on the lower end face of the material channel support 6, a plurality of groups of conveying rollers 9 are horizontally installed on the middle part and the upper part of the material channel support 6 through the conveying frame 8, respectively, two groups of conveying belts 10 are sleeved on the plurality of groups of conveying rollers 9 on the middle part and the upper part, respectively, the first motor 11 is installed on the side face of the conveying frame 8, and the output end of the first motor 11 is connected with the most side conveying roller 9;

[0026] The feeding device comprises a horizontal sliding rail 12, a speed reducer 13, a horizontal platform 14, a truss cylinder 15 and a clamping jaw 16, the horizontal sliding rail 12 is located on the upper side of the machining area of the centerless grinding machine body 1, the speed reducer 13 is installed on the right part of the horizontal sliding rail 12, the horizontal platform 14 is sleeved on the horizontal sliding rail 12, the horizontal platform 14 is connected with the horizontal sliding rail 12 through a chain wheel and a chain, the output end of the speed reducer 13 is a chain wheel drive, the truss cylinder 15 is installed on the lower part of the front end face of the horizontal platform 14, and the clamping jaw 16 is installed on the moving end of the truss cylinder 15;

[0027] The device further comprises a wear-resistant slide 17, a slide 18 and a discharge hole 19, the wear-resistant slide 17 is arranged on the left side of the grinding wheel of the centerless grinding machine body 1, the left side of the wear-resistant slide 17 is connected with the slide 18, and the lower part of the slide 18 is provided with the discharge hole 19;

[0028] The device further comprises a support base 20, a bottom reinforcing rib 21, a truss support 22 and a top reinforcing support 23, the support base 20 is installed on the right side of the machining area of the centerless grinding machine body 1, the truss support 22 is installed on the upper end face of the support base 20, the bottom of the truss support 22 is connected with the support base 20 through the bottom reinforcing rib 21, the horizontal sliding rail 12 is installed on the upper end face of the truss support 22, and the top reinforcing support 23 is connected between the middle part and the top of the truss support 22;

[0029] The device further comprises a protective baffle 24, and the front part of the centerless grinding machine body 1 is provided with the protective baffle 24;

[0030] The automatic feeding and discharging process of the workpieces is completed through the discharging device and the feeding device, and one group of workpieces is controlled to be put in at a time, so that the situation that multiple groups of workpieces are simultaneously pushed into the machining area and some workpieces are not machined is prevented, the conveying device is used for conveying the workpieces that are not machined and the workpieces that are machined, the labor intensity of the operator in the process of carrying the workpieces is reduced, and the practicability of the device is improved.

[0031] As Figures 1 to 5As shown, the automatic feeding and discharging device of the centerless grinding machine, when working, first opens the conveyor belt 10 on the two groups of conveying frames 8 to transmit power to the respective connected conveying rollers 9 to drive the conveying rollers 9 to rotate, thereby driving the conveying belt 10 to transport the workpieces to be processed and the workpieces processed, then opens the speed reducer motor 13 to cooperate with the chain wheel and chain structure to drive the transverse moving platform 14 to move to the left part of the transverse sliding rail 12, then controls the truss air cylinder 15 to extend to cooperate with the clamping jaw 16 to clamp the workpiece, then places the workpiece in the machining area of the centerless grinding machine body 1 for machining, controls the unloading air cylinder 4 to extend after machining, and the workpiece is pushed to the conveying frame 8 by the wear-resistant pushing head 5, and the workpiece is slid off from the conveying roller 9 on the conveying frame 8 to the lower conveying belt 10 and is transported out.

[0032] The centerless grinding machine body 1, the unloading air cylinder 4, the speed reducer motor 13, the truss air cylinder 15, the clamping jaw 16 and the first motor 11 of the automatic feeding and discharging device of the centerless grinding machine are purchased on the market, and the technical personnel in the industry only need to install and operate according to the attached instruction manual, without the technical personnel in the field paying creative labor.

[0033] The above is only the preferred embodiment of the present application, and it should be pointed out that for ordinary technical personnel in the technical field, without departing from the technical principle of the present application, a number of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection range of the present application.

Claims

1. A centerless grinding machine automatic feeding and discharging device; characterized in that, The utility model relates to a centerless grinding machine feeding device, including discharge device, conveying device, feeding device, conveying device is connected with discharge device, feeding device is installed on the discharge device, discharge device includes centerless grinding machine body (1), L shaped support (2), strip hole (3), unloading cylinder (4) and wear -resisting push head (5), the right side fixed mounting of centerless grinding machine body (1) grinding area has L shaped support (2), the upper portion of L shaped support (2) is provided with strip hole (3), unloading cylinder (4) is fixed on L shaped support (2) through bolt and strip hole (3) horizontally, and the mobile end of unloading cylinder (4) is connected with wear -resisting push head (5), conveying device includes material channel support (6), antiskid support leg (7), transmission frame (8), conveying roller (9), conveying belt (10) and first motor (11), the lower end surface of material channel support (6) is installed with multiple antiskid support legs (7), and the middle and upper part of material channel support (6) are horizontally installed with multiple conveying rollers (9) through transmission frame (8) respectively, and two sets of conveying belts (10) are respectively sleeved on the multiple conveying rollers (9) of middle and upper part, and the side surface of transmission frame (8) is installed with first motor (11), and the output end of first motor (11) is connected with the most side conveying roller (9), feeding device includes transverse sliding rail (12), speed reducer (13), transverse platform (14), truss cylinder (15) and clamping jaw (16), and transverse sliding rail (12) is located on the upside of centerless grinding machine body (1) processing area, and the right part of transverse sliding rail (12) is installed with speed reducer (13), and transverse platform (14) is sleeved on transverse sliding rail (12), and transverse platform (14) is connected with transverse sliding rail (12) through sprocket and chain, and the output end of speed reducer (13) is sprocket drive, and the lower part of the front end surface of transverse platform (14) is installed with truss cylinder (15), and the mobile end of truss cylinder (15) is installed with clamping jaw (16).

2. The automatic loading and unloading device of a centerless grinding machine according to claim 1, wherein It also includes wear -resisting slide (17), slide (18) and discharge hole (19), and the left side of centerless grinding machine body (1) grinding wheel is provided with wear -resisting slide (17), wear -resisting slide (17) is connected with slide (18) on the left side, and the lower part of slide (18) is provided with discharge hole (19).

3. The automatic loading and unloading device of a centerless grinding machine according to claim 2, wherein It also includes support base (20), bottom reinforcing rib (21), truss support (22) and top reinforcing support (23), and the processing area right side of centerless grinding machine body (1) is installed with support base (20), and the upper end surface of support base (20) is installed with truss support (22), and the bottom of truss support (22) is connected with support base (20) through bottom reinforcing rib (21), and the upper end surface of truss support (22) is installed with transverse sliding rail (12), and the middle and top of truss support (22) are connected with top reinforcing support (23).

4. The automatic loading and unloading device of a centerless grinding machine according to claim 3, wherein It also includes protective baffle (24), and the front part of centerless grinding machine body (1) is provided with protective baffle (24).

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