CN219633314U

CN219633314U - Double-station cylindrical grinding machine

Info

Publication number: CN219633314U
Application number: CN202320206056.7U
Authority: CN
Inventors: 王炳仁
Original assignee: Zhuhai Pu Tech Industrial Co ltd
Current assignee: Zhuhai Pu Tech Industrial Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-09-05
Anticipated expiration: 2033-02-10

Abstract

The utility model discloses a double-station cylindrical grinding machine which comprises a base, a grinding wheel mechanism, a processing table, a first clamping mechanism and a second clamping mechanism, wherein the grinding wheel mechanism comprises a grinding wheel table, a grinding wheel and a grinding wheel driving piece, the grinding wheel table is arranged on the base, the grinding wheel is in rotary connection with the grinding wheel table, the grinding wheel driving piece is in transmission connection with the grinding wheel, the first clamping mechanism comprises an upper headstock and an upper tailstock, the upper headstock is used for being abutted against one end of a first workpiece, the upper tailstock is used for being abutted against the other end of the first workpiece, the second clamping mechanism comprises a lower headstock and a lower tailstock, the lower headstock is used for being abutted against the other end of a second workpiece, the lower headstock and the lower tailstock are both arranged on the processing table, the upper headstock is arranged above the lower headstock, and the upper tailstock is arranged above the lower tailstock. The double-station cylindrical grinding machine meets the precision requirement of rubber roll processing, can process two rubber rolls simultaneously, and has high processing efficiency.

Description

Double-station cylindrical grinding machine

Technical Field

The utility model relates to machining equipment, in particular to a double-station cylindrical grinding machine.

Background

In the rubber roll industry, particularly in the printer and copier industries, rubber rolls are required, and meanwhile, the surface roughness of the rubber rolls is required to be high, but the diameter size and the circle run-out are not required to be particularly high. In the industries at present, a standard cylindrical grinder is generally used for grinding the rubber roller, and in order to ensure the precision of workpiece processing, the standard cylindrical grinder can only process one workpiece at a time, so that the processing efficiency is low and the precision is excessive for processing the rubber roller by using the standard cylindrical grinder.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the double-station cylindrical grinding machine provided by the utility model meets the precision requirement of rubber roller processing, can process two rubber rollers simultaneously, and has high processing efficiency.

According to an embodiment of the utility model, a double-station cylindrical grinding machine is used for processing a first workpiece and a second workpiece, and comprises: a base; the grinding wheel mechanism comprises a grinding wheel table, a grinding wheel and a grinding wheel driving piece, wherein the grinding wheel table is arranged on the base, the grinding wheel is rotationally connected with the grinding wheel table, and the grinding wheel driving piece is in transmission connection with the grinding wheel; the processing table is arranged on the base; the first clamping mechanism comprises an upper headstock and an upper tailstock, wherein the upper headstock is used for being abutted against one end of the first workpiece, and the upper tailstock is used for being abutted against the other end of the first workpiece; the second clamping mechanism comprises a lower headstock and a lower tailstock, wherein the lower headstock is used for being abutted to one end of the second workpiece, the lower tailstock is used for being abutted to the other end of the second workpiece, the lower headstock and the lower tailstock are both arranged on the processing table, the upper headstock is arranged above the lower headstock, and the upper tailstock is arranged above the lower tailstock.

The double-station cylindrical grinding machine provided by the embodiment of the utility model has at least the following beneficial effects: two work pieces can be simultaneously clamped and fixed on one side of the grinding wheel, so that the two work pieces can be simultaneously processed when the grinding wheel rotates, the processing efficiency is higher, the production cost can be reduced, the processing precision requirements of part of the work pieces are met, and the work pieces are qualified in processing.

According to some embodiments of the utility model, the upper headstock is movably connected to the lower headstock, the upper headstock is capable of being moved closer to or farther from the grinding wheel, the upper tailstock is movably connected to the lower tailstock, and the upper tailstock is capable of being moved closer to or farther from the grinding wheel.

According to some embodiments of the utility model, the upper headstock is provided with a first head guide groove, the head guide bar is slidably arranged in the first head guide groove, the upper tailstock is provided with a first tail guide groove, and the tail guide bar is slidably arranged in the first tail guide groove.

According to some embodiments of the utility model, the lower headstock is provided with a second headstock guide groove, the second headstock guide groove is arranged on one side of the lower headstock close to the upper headstock, the headstock guide bar is arranged in the second headstock guide groove in a sliding manner, the lower tailstock is provided with a second tailstock guide groove, the second tailstock guide groove is arranged on one side of the lower tailstock close to the upper tailstock, the tailstock guide bar is arranged in the second tailstock guide groove in a sliding manner, the first headstock guide groove is arranged on one side of the upper headstock close to the lower headstock, the first tailstock guide groove is arranged on one side of the upper tailstock close to the lower tailstock, the machining table is movably connected with the base, and the machining table can be close to or far from the grinding wheel.

According to some embodiments of the utility model, the workpiece loading and unloading device further comprises a loading and unloading mechanism and a workpiece tray, wherein the loading and unloading mechanism and the workpiece tray are arranged on the base, and the workpiece tray is used for storing the first workpiece and the second workpiece.

According to some embodiments of the utility model, the feeding and discharging mechanism comprises a feeding and discharging manipulator, a sliding seat and a sliding rail, wherein the sliding rail is arranged on the base, the sliding seat is in sliding connection with the sliding rail, and the feeding and discharging manipulator is arranged on the sliding seat.

According to some embodiments of the utility model, the loading and unloading manipulator comprises a mounting seat, a mounting frame, a first clamping piece and a second clamping piece, wherein the mounting seat is arranged on the sliding seat, one side of the mounting frame is rotationally connected with the mounting seat, a first support arm and a second support arm are arranged on the other side of the mounting frame, the first clamping piece is connected with the first support arm, the first clamping piece is used for clamping the first workpiece, the second clamping piece is connected with the second support arm, and the second clamping piece is used for clamping the second workpiece.

According to some embodiments of the utility model, the middle part of the first clamping piece is rotatably connected with the first support arm, one end of the first clamping piece is provided with a first left clamp, the other end of the first clamping piece is provided with a first right clamp, the middle part of the second clamping piece is rotatably connected with the second support arm, one end of the second clamping piece is provided with a second left clamp, and the other end of the second clamping piece is provided with a second right clamp.

According to some embodiments of the utility model, the first clamping mechanism further comprises a first head clamp, a first transmission assembly and a first clamping turntable, wherein the first clamping turntable is rotatably connected to the upper headstock, the first transmission assembly is arranged on the upper headstock, one end of the first head clamp is connected with the first transmission assembly, the other end of the first head clamp is used for abutting against one end of the first workpiece, and the first clamping turntable is connected with the first transmission assembly; when the first clamping turntable is rotated, the first clamping turntable can drive the first head clamp to be close to or far away from the upper tail frame through the first transmission assembly.

According to some embodiments of the utility model, the second clamping mechanism further comprises a second head clamp, a second transmission assembly and a second clamping turntable, wherein the second clamping turntable is rotatably connected to the lower headstock, the second transmission assembly is arranged on the lower headstock, one end of the second head clamp is connected with the second transmission assembly, the other end of the second head clamp is used for abutting against one end of the second workpiece, and the second clamping turntable is connected with the second transmission assembly; when the second clamping turntable is rotated, the second clamping turntable can drive the second head clamp to be close to or far away from the lower tail frame through the second transmission assembly.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view showing the overall structure of a double-station cylindrical grinding machine according to a first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a double-station cylindrical grinding machine according to a second embodiment of the present utility model, in which the grinding degree of each workpiece is adjusted by adjusting the position of an inclined block;

FIG. 3 is a schematic view of a clamping mechanism of a double-station cylindrical grinding machine according to a third embodiment of the present utility model;

fig. 4 is a schematic diagram of a dual-station cylindrical grinding machine according to a third embodiment of the present utility model, in which the grinding degree of a workpiece is adjusted by adjusting the position of a first clamping mechanism.

Reference numerals:

a base 100;

grinding wheel mechanism 200, grinding wheel table 210, grinding wheel 220, grinding wheel driving piece 230, adjusting bevel block 240 and dust hood 250;

a processing station 300;

first clamping mechanism 400, upper headstock 410, first head guide slot 411, upper tailstock 420, first tailstock guide slot 421, first head clamp 430, first clamping carousel 440;

a second clamping mechanism 500, a lower head frame 510, a second head guide slot 511, a lower tail frame 520, a second tail guide slot 521, a second head clamp 530, a second clamp turntable 540;

a leading guide bar 610 and a trailing guide bar 620;

the feeding and discharging mechanism 700, the feeding and discharging manipulator 710, the first clamping piece 711, the first left clamp 711a, the first right clamp 711b, the second clamping piece 712, the second left clamp 712a, the second right clamp 712b, the mounting seat 713, the mounting frame 714, the first support arm 714a, the second support arm 714b, the sliding seat 720, the sliding rail 730 and the clamp driving piece 740;

a workpiece tray 800;

a first workpiece 910, a second workpiece 920.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "tip", "inner", "outer", "axial", "radial", "circumferential", etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and to simplify 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 should not be construed as limiting the present utility model. In the description of the present utility model, the sidewall means a left sidewall and/or a right sidewall.

In the description of the present utility model, the meaning of "plurality" is two or more, "greater than", "less than", "exceeding" and the like are understood to not include the present number, and "above", "below", "within" and the like are understood to include the present number. If any, the terms "first," "second," and the like are used merely for distinguishing between technical features, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be understood that "a is disposed on B", and the connection relationship or positional relationship between a and B is expressed without representing that a is necessarily disposed above B.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, removably connected, movably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The terms "bolted" and "screwed" may be equally substituted. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in combination with specific cases.

It should be understood that the plurality of similar features are only distinguished by different prefixes, so that in the present utility model, the combination of the similar features is represented by a feature name (or a feature name with a partial prefix) without a distinguishing prefix, for example, the first workpiece 910 and the second workpiece 920 are represented by "workpieces". It should be understood that in the description of the present utility model, the description of "workpiece" is introduced only for the purpose of illustrating the structure of the grinding machine and the functions produced by the structure, and that "workpiece" is a structure that does not belong to the grinding machine.

Referring to fig. 1 and 3, a double-station cylindrical grinding machine (simply referred to as a "grinding machine") for machining a first workpiece 910 and a second workpiece 920 according to an embodiment of the present utility model includes a base 100, a grinding wheel mechanism 200, a machining table 300, a first clamping mechanism 400, and a second clamping mechanism 500.

The base 100, it should be understood that the base 100 is a basic carrier for installing and fixing the components of the grinding machine, is a conceptual object, and can be any object, such as an object formed by combining one or more components of a metal table, a stone table, a wood table, a bracket, a supporting plate, a supporting frame, a bearing seat, a mounting plate, a reinforcing rib, a hook, a ground, a ceiling and the like, and plays a role in fixing and supporting. Cylindrical grinding machines are grinding machines that machine the outer surface and shoulder end surfaces of a workpiece that are cylindrical, conical or other shaped wire-form.

The grinding wheel mechanism 200 comprises a grinding wheel platform 210, a grinding wheel 220 and a grinding wheel driving piece 230, wherein the grinding wheel platform 210 is arranged on the base 100, the grinding wheel 220 is rotationally connected with the grinding wheel platform 210, and the grinding wheel driving piece 230 is in transmission connection with the grinding wheel 220. The grinding wheel 220 is used for machining a first workpiece 910 and a second workpiece 920; the grinding wheel driving member 230 drives the grinding wheel 220 to rotate so that the first work 910 and the second work 920 can be ground.

A processing table 300 is provided on the base 100. It should be appreciated that, in order to facilitate grinding of the entire workpiece, the machining table 300 or the grinding wheel table 210 may slide relative to the base 100 in the axial direction of the clamped workpiece (or in the extending direction of the rotational axis of the grinding wheel 220), thereby facilitating grinding of the outer surface of the entire workpiece in the axial direction of the workpiece. It should be appreciated that the machining station 300 and the grinding wheel station 210 may be separate components or may be part of the base 100.

The first clamping mechanism 400 includes an upper headstock 410 and an upper tailstock 420, the upper headstock 410 being configured to abut one end of the first workpiece 910 and the upper tailstock 420 being configured to abut the other end of the first workpiece 910. The first workpiece 910 and the second workpiece 920, in this embodiment, are rubber rollers; because the rubber roller has low requirements on diameter size and circle run-out, one grinding machine can be used for processing two rubber rollers simultaneously. The headstock and the tailstock are matched with each other, so that a workpiece can be clamped and fixed, and meanwhile, the side face of the workpiece is abutted on the grinding wheel 220, so that the grinding wheel 220 is convenient to process.

The second clamping mechanism 500 includes a lower headstock 510 and a lower tailstock 520, the lower headstock 510 is configured to abut against one end of the second workpiece 920, the lower tailstock 520 is configured to abut against the other end of the second workpiece 920, the lower headstock 510 and the lower tailstock 520 are both disposed on the processing table 300, the upper headstock 410 is disposed above the lower headstock 510, and the upper tailstock 420 is disposed above the lower tailstock 520. Since the upper headstock 410 is disposed above the lower headstock 510 and the upper tailstock 420 is disposed above the lower tailstock 520, the first workpiece 910 is also disposed above the second workpiece 920 during processing, and the two workpieces are also disposed laterally to the grinding wheel 220, so that the grinding wheel 220 can process both workpieces simultaneously during rotation. It should be appreciated that the first workpiece 910 is located substantially directly above or obliquely above the second workpiece 920, and the first workpiece 910 is located above the interface and the second workpiece 920 is located below the interface with respect to the horizontal plane at which the center of rotation of the grinding wheel 220 is located.

According to the double-station cylindrical grinding machine, two workpieces can be clamped and fixed on one side of the grinding wheel 220 at the same time, so that the two workpieces can be machined simultaneously when the grinding wheel 220 rotates, the machining efficiency is higher, the production cost can be reduced, the machining precision requirements of part of the workpieces are met, and the workpieces are machined to be qualified.

Referring to fig. 1 and 2, in some embodiments of the present utility model, the grinding wheel mechanism 200 further includes an adjustment bevel block 240, a height-adjusting bevel is provided at an upper end of the adjustment bevel block 240, a height of an end of the adjustment bevel remote from the processing table 300 is higher than a height of an end of the adjustment bevel near the processing table 300, the grinding wheel table 210 is provided on the adjustment bevel, and a lower end of the adjustment bevel block 240 is slidably connected with the base 100.

The position of the inclined adjusting block 240 is adjusted to enable the grinding wheel platform 210 to be positioned on different parts of the heightened inclined plane, so that the height of the grinding wheel 220 connected to the grinding wheel platform 210 can be adjusted, and the grinding degree of workpiece processing can be adjusted; specifically, when the adjustment bevel block 240 is closer to the processing table 300, the grinding wheel table 210 is raised, so that the grinding degree of the first workpiece 910 is greater, the diameter of the first workpiece 910 is smaller after the processing is completed, the grinding degree of the second workpiece 920 is smaller, and the diameter of the second workpiece 920 is larger after the processing is completed; the opposite is true when the adjustment ramp 240 is remote from the process station 300.

Referring to fig. 1 and 2, in some embodiments of the present utility model, the grinding wheel table 210 is slidably coupled to the base 100, and the grinding wheel table 210 can slide up and down with respect to the base 100.

The grinding wheel platform 210 can slide up and down relative to the base 100, so that the position of the inclined adjusting block 240 can be adjusted conveniently, the rotation center of the grinding wheel 220 can move on the same vertical line, and errors caused by adjustment work on workpiece processing can be reduced.

Referring to fig. 3 and 4, in some embodiments of the present utility model, upper headstock 410 is movably coupled to lower headstock 510, upper headstock 410 is capable of being moved toward or away from grinding wheel 220, upper tailstock 420 is movably coupled to lower tailstock 520, and upper tailstock 420 is capable of being moved toward or away from grinding wheel 220.

In some embodiments, the upper headstock 410 and the lower headstock 510, the upper tailstock 420 and the lower tailstock 520 are both fixed, and the lower headstock 510 and the lower tailstock 520 are both fixed to the processing table 300, forming a unitary structure, facilitating the overall disassembly and movement. In the present embodiment, the upper headstock 410 and the lower headstock 510, and the upper tailstock 420 and the lower tailstock 520 are separable, so that the upper headstock 410 can be separately close to or far from the grinding wheel 220, and at the same time, the upper tailstock 420 can be separately close to or far from the grinding wheel 220, so that the first workpiece 910 clamped and fixed by the first clamping mechanism 400 can be close to or far from the grinding wheel 220, and thus the grinding degree of the first workpiece 910 can be adjusted.

Referring to fig. 3, in some embodiments of the present utility model, there are further included a head guide bar 610 and a tail guide bar 620, the head guide bar 610 and the tail guide bar 620 being disposed on the base 100, the head guide bar 610 and the tail guide bar 620 being parallel, the upper head frame 410 being provided with a first head guide slot 411, the head guide bar 610 being slidably disposed within the first head guide slot 411, the upper tail frame 420 being provided with a first tail guide slot 421, the tail guide bar 620 being slidably disposed within the first tail guide slot 421.

The guide bars and the guide grooves are arranged, so that when the positions of the upper headstock 410 and the upper tailstock 420 are adjusted, the distance between the upper headstock 410 and the upper tailstock 420 is always unchanged, the first workpiece 910 can be always clamped and fixed, the specific positions of the upper headstock 410 and the upper tailstock 420 are conveniently adjusted, the axes of the first workpiece 910 clamped by the upper headstock 410 and the upper tailstock 420 are ensured to be always parallel to the axes of the second workpiece 920, the diameters of the two ends of the first workpiece 910 after being ground are prevented from being greatly different, and the first clamping mechanism 400 can be ensured to accurately clamp the first workpiece 910.

Referring to fig. 3, in some embodiments of the present utility model, the lower headstock 510 is provided with a second headstock guide groove 511, the second headstock guide groove 511 is provided at a side of the lower headstock 510 adjacent to the upper headstock 410, the headstock guide bar 610 is slidably provided in the second headstock guide groove 511, the lower tailstock 520 is provided with a second tailstock guide groove 521, the second tailstock guide groove 521 is provided at a side of the lower tailstock 520 adjacent to the upper tailstock 420, the tailstock guide bar 620 is slidably provided in the second tailstock guide groove 521, the first headstock guide groove 411 is provided at a side of the upper headstock 410 adjacent to the lower headstock 510, the first tailstock guide groove 421 is provided at a side of the upper tailstock 420 adjacent to the lower tailstock 520, the machining table 300 and the base 100 are movably connected, and the machining table 300 can be adjacent to or remote from the grinding wheel 220.

Through the arrangement, the distance between the headstock and the tailstock is always unchanged when the position of the processing table 300 is adjusted.

Referring to fig. 1 and 4, in some embodiments of the present utility model, the grinding wheel mechanism 200 further includes a dust hood 250, the dust hood 250 is fixed on the grinding wheel table 210, the dust hood 250 is sleeved on the outer side of the grinding wheel 220, and a machining opening is provided on a side of the dust hood 250 near the machining table 300.

The dust hood 250 is arranged, so that abrasion scraps in the processing process of the collected workpieces can be prevented, the cleaning is convenient, the pollution of the scraps to the environment is reduced, and the health of production personnel is ensured.

Referring to fig. 1, in some embodiments of the present utility model, the apparatus further includes a loading and unloading mechanism 700 and a workpiece tray 800, where the loading and unloading mechanism 700 and the workpiece tray 800 are disposed on the base 100, and the workpiece tray 800 is used to store the first workpiece 910 and the second workpiece 920.

During processing, the loading and unloading mechanism 700 can automatically take the workpiece from the workpiece tray 800, then the loading and unloading mechanism 700 conveys the workpiece between the headstock and the tailstock, and the headstock is close to the tailstock, so that the workpiece is fixed, and meanwhile, the loading and unloading mechanism 700 can take off the workpiece which is processed between the headstock and the tailstock and place the workpiece into the workpiece tray 800.

Referring to fig. 1, in some embodiments of the present utility model, the loading and unloading mechanism 700 includes a loading and unloading manipulator 710, a sliding seat 720 and a sliding rail 730, the sliding rail 730 is disposed on the base 100, the sliding seat 720 is slidably connected with the sliding rail 730, and the loading and unloading manipulator 710 is disposed on the sliding seat 720.

The sliding seat 720 can slide on the sliding rail 730, so that the loading and unloading manipulator 710 is driven to move between the workpiece tray 800 and the clamping mechanism, and the workpiece is convenient to take and place.

Referring to fig. 1 and 3, in some embodiments of the present utility model, the loading and unloading robot 710 includes a mounting base 713, a mounting frame 714, a first clamping member 711 and a second clamping member 712, the mounting base 713 is disposed on a sliding base 720, one side of the mounting frame 714 is rotatably connected to the mounting base 713, the other side of the mounting frame 714 is provided with a first support arm 714a and a second support arm 714b, the first clamping member 711 is connected to the first support arm 714a, the first clamping member 711 is used for clamping a first workpiece 910, the second clamping member 712 is connected to the second support arm 714b, and the second clamping member 712 is used for clamping a second workpiece 920.

A first grip 711 and a second grip 712 are provided so that the loading and unloading robot 710 can simultaneously take the first workpiece 910 and the second workpiece 920. Since the plurality of workpieces are generally placed in the same horizontal plane on the workpiece tray 800, and the first workpiece 910 and the second workpiece 920 are placed in the same vertical plane (or in an inclined plane) when clamped and fixed on the clamping mechanism, the mounting rack 714 and the mounting seat 713 are rotatably connected; when the loading and unloading manipulator 710 picks up and places a workpiece above the workpiece tray 800, the first clamping member 711 and the second clamping member 712 are approximately horizontally distributed, and when the loading and unloading manipulator 710 picks up and places a workpiece above the processing table 300, the mounting frame 714 rotates relative to the mounting seat 713, so that the first clamping member 711 and the second clamping member 712 are approximately vertically distributed.

Referring to fig. 1, in some embodiments of the present utility model, a middle portion of a first clamping member 711 is rotatably coupled to a first support arm 714a, a first left clamp 711a is provided at one end of the first clamping member 711, a first right clamp 711b is provided at the other end of the first clamping member 711, a middle portion of a second clamping member 712 is rotatably coupled to a second support arm 714b, a second left clamp 712a is provided at one end of the second clamping member 712, and a second right clamp 712b is provided at the other end of the second clamping member 712.

Through the arrangement, the clamping piece can realize the work of feeding and discharging of the workpiece in a short time when feeding and discharging; specifically, when the workpiece is taken and placed on the processing table 300, the left clamp clamps the workpiece to be processed, so that the processed workpiece between the clamping mechanisms can be clamped by the right clamp, the processed workpiece is released by the clamping mechanisms, the clamping members rotate, the workpiece to be processed clamped by the left clamp is positioned between the head and tail frames of the clamping mechanisms, the workpiece to be processed is clamped again by the clamping mechanisms, and the loading and unloading manipulator 710 can take away the processed workpiece.

Referring to fig. 1, in some embodiments of the present utility model, at least one of the first grip 711 and the second grip 712 is slidably coupled to the mounting frame 714.

To facilitate storing more workpieces, the distance between two adjacent workpieces is very small on the workpiece tray 800, while the distance between the first workpiece 910 and the second workpiece 920 is larger on the clamping mechanism; at least one clamping member is slidably coupled to the mounting frame 714 so that the distance between the first and second clamping members 711, 712 can be adjusted to facilitate the removal and placement of the workpiece.

Referring to fig. 1, in some embodiments of the utility model, the loading and unloading mechanism 700 further includes a clamp driver 740, the clamp driver 740 being disposed on the mounting frame 714, the second clamp 712 being slidably coupled to the mounting frame 714, the clamp driver 740 being drivingly coupled to the second clamp 712.

The clamp driving member 740 drives the second clamping member 712 to move, so that the distance between the first clamping member 711 and the second clamping member 712 can be automatically adjusted; it should be understood that other movable components of the present utility model are also typically provided with a driving component for driving, such as sliding the sliding seat 720 on the sliding rail 730; the driving means may be a motor, a cylinder or a hydraulic cylinder.

Referring to fig. 3, in some embodiments of the present utility model, the first clamping mechanism 400 further includes a first head clamp 430, a first transmission assembly, and a first clamping carousel 440, the first clamping carousel 440 being rotatably coupled to the upper head frame 410, the first transmission assembly being disposed on the upper head frame 410, one end of the first head clamp 430 being coupled to the first transmission assembly, the other end of the first head clamp 430 being configured to abut one end of the first workpiece 910, the first clamping carousel 440 being coupled to the first transmission assembly; when the first clamping carousel 440 is rotated, the first clamping carousel 440 can drive the first headclamp 430 toward or away from the upper tailstock 420 via the first transmission assembly.

The transmission assembly is configured to convert rotation of the clamping carousel into movement of the first head clamp 430 in the axial direction of the workpiece. It should be understood that the transmission assembly may be a combination of one or more of gears, belts, screws, racks, etc. It should be understood that the rotation of the clamping carousel may be manual or may be driven by other components.

Referring to fig. 3, in some embodiments of the present utility model, the second clamping mechanism 500 further includes a second head clamp 530, a second transmission assembly and a second clamping carousel 540, the second clamping carousel 540 is rotatably connected to the lower head frame 510, the second transmission assembly is disposed on the lower head frame 510, one end of the second head clamp 530 is connected to the second transmission assembly, the other end of the second head clamp 530 is used to abut against one end of the second workpiece 920, and the second clamping carousel 540 is connected to the second transmission assembly; when the second clamping turntable 540 is rotated, the second clamping turntable 540 can drive the second head clamp 530 toward or away from the lower tailstock 520 via the second transmission assembly.

The second clamping mechanism 500 may be set by referring to the content of the first clamping mechanism 400, which is not described herein.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A dual-station cylindrical grinding machine for machining a first workpiece (910) and a second workpiece (920), comprising:

a base (100);

the grinding wheel mechanism (200) comprises a grinding wheel table (210), a grinding wheel (220) and a grinding wheel driving piece (230), wherein the grinding wheel table (210) is arranged on the base (100), the grinding wheel (220) is rotationally connected with the grinding wheel table (210), and the grinding wheel driving piece (230) is in transmission connection with the grinding wheel (220);

a processing table (300) provided on the base (100);

a first clamping mechanism (400) comprising an upper headstock (410) and an upper tailstock (420), the upper headstock (410) being adapted to abut one end of the first workpiece (910), the upper tailstock (420) being adapted to abut the other end of the first workpiece (910);

the second clamping mechanism (500) comprises a lower headstock (510) and a lower tailstock (520), wherein the lower headstock (510) is used for being abutted against one end of a second workpiece (920), the lower tailstock (520) is used for being abutted against the other end of the second workpiece (920), the lower headstock (510) and the lower tailstock (520) are both arranged on the processing table (300), the upper headstock (410) is arranged above the lower headstock (510), and the upper tailstock (420) is arranged above the lower tailstock (520).

2. The dual-station cylindrical grinding machine according to claim 1, wherein the upper headstock (410) is movably connected to the lower headstock (510), the upper headstock (410) is capable of being moved closer to or farther from the grinding wheel (220), the upper tailstock (420) is movably connected to the lower tailstock (520), and the upper tailstock (420) is capable of being moved closer to or farther from the grinding wheel (220).

3. The double-station cylindrical grinding machine according to claim 2, further comprising a head guide bar (610) and a tail guide bar (620), the head guide bar (610) and the tail guide bar (620) are both disposed on the base (100), the head guide bar (610) and the tail guide bar (620) are parallel, the upper headstock (410) is provided with a first head guide slot (411), the head guide bar (610) is slidably disposed in the first head guide slot (411), the upper tailstock (420) is provided with a first tail guide slot (421), and the tail guide bar (620) is slidably disposed in the first tail guide slot (421).

4. A double-station cylindrical grinding machine according to claim 3, characterized in that the lower headstock (510) is provided with a second headstock guide groove (511), the second headstock guide groove (511) is arranged on one side of the lower headstock (510) close to the upper headstock (410), the headstock guide bar (610) is arranged in the second headstock guide groove (511) in a sliding manner, the lower tailstock (520) is provided with a second tailstock guide groove (521), the second tailstock guide groove (521) is arranged on one side of the lower tailstock (520) close to the upper tailstock (420), the tailstock guide bar (620) is arranged in the second tailstock guide groove (521) in a sliding manner, the first headstock guide groove (411) is arranged on one side of the upper headstock (410) close to the lower headstock (510), the first tailstock guide groove (421) is arranged on one side of the upper tailstock (420) close to the lower tailstock (520), the machining table (300) and the machining table (100) can be connected or can be moved away from the grinding wheel (220).

5. The dual-station cylindrical grinding machine according to claim 1, further comprising a loading and unloading mechanism (700) and a workpiece tray (800), wherein the loading and unloading mechanism (700) and the workpiece tray (800) are both disposed on the base (100), and wherein the workpiece tray (800) is used for storing the first workpiece (910) and the second workpiece (920).

6. The double-station cylindrical grinding machine according to claim 5, wherein the loading and unloading mechanism (700) comprises a loading and unloading manipulator (710), a sliding seat (720) and a sliding rail (730), the sliding rail (730) is arranged on the base (100), the sliding seat (720) is in sliding connection with the sliding rail (730), and the loading and unloading manipulator (710) is arranged on the sliding seat (720).

7. The double-station cylindrical grinding machine according to claim 6, wherein the loading and unloading manipulator (710) comprises a mounting seat (713), a mounting frame (714), a first clamping piece (711) and a second clamping piece (712), the mounting seat (713) is arranged on the sliding seat (720), one side of the mounting frame (714) is rotationally connected with the mounting seat (713), a first support arm (714 a) and a second support arm (714 b) are arranged on the other side of the mounting frame (714), the first clamping piece (711) is connected with the first support arm (714 a), the first clamping piece (711) is used for clamping the first workpiece (910), the second clamping piece (712) is connected with the second support arm (714 b), and the second clamping piece (712) is used for clamping the second workpiece (920).

8. The double-station cylindrical grinding machine according to claim 7, wherein the middle part of the first clamping member (711) is rotatably connected with the first support arm (714 a), one end of the first clamping member (711) is provided with a first left clamp (711 a), the other end of the first clamping member (711) is provided with a first right clamp (711 b), the middle part of the second clamping member (712) is rotatably connected with the second support arm (714 b), one end of the second clamping member (712) is provided with a second left clamp (712 a), and the other end of the second clamping member (712) is provided with a second right clamp (712 b).

9. The dual-station cylindrical grinding machine of claim 1, wherein the first clamping mechanism (400) further comprises a first head clamp (430), a first transmission assembly and a first clamping carousel (440), the first clamping carousel (440) being rotatably connected to the upper headstock (410), the first transmission assembly being disposed on the upper headstock (410), one end of the first head clamp (430) being connected to the first transmission assembly, the other end of the first head clamp (430) being adapted to abut one end of the first workpiece (910), the first clamping carousel (440) being connected to the first transmission assembly; when the first clamping turntable (440) is rotated, the first clamping turntable (440) can drive the first head clamp (430) to approach or depart from the upper tailstock (420) through the first transmission assembly.

10. The dual-station cylindrical grinding machine according to claim 1, characterized in that the second clamping mechanism (500) further comprises a second head clamp (530), a second transmission assembly and a second clamping carousel (540), the second clamping carousel (540) being rotatably connected to the lower headstock (510), the second transmission assembly being provided on the lower headstock (510), one end of the second head clamp (530) being connected to the second transmission assembly, the other end of the second head clamp (530) being adapted to abut one end of the second workpiece (920), the second clamping carousel (540) being connected to the second transmission assembly; when the second clamping turntable (540) is rotated, the second clamping turntable (540) can drive the second head clamp (530) to approach or depart from the lower tail stock (520) through the second transmission assembly.