阅读说明：本技术 一种通过式无芯磨自动上下料机构 (Automatic feeding and discharging mechanism of through-type coreless mill ) 是由 乔逊 于 2020-06-04 设计创作，主要内容包括：本发明公开了一种通过式无芯磨自动上下料机构,包括无心磨床、下料输送线、上料输送线、下料机构、上料机构、机座、托盘移载机构、托盘换盘机构、托盘防护外壳、等分上下料装置和连接座等；本发明机构简单,操作方便,效率高,无需人工,且消除了人员操作的风险,无工作时长限制,而设置托盘移载机构,能够满足托盘X轴向和Y轴向移动的需要,也就便于等分上下料装置将零件依次取或放置到托盘中的放置孔中进行存储；本发明中等分上下料装置中由零件提升机构和零件夹持机构组成的四个取放工位,从而满足了零件连续取放的需要,也就满足了托盘零件高速自动上下料的需要。(The invention discloses a through type coreless mill automatic feeding and discharging mechanism which comprises a coreless grinding machine, a discharging conveying line, a feeding conveying line, a discharging mechanism, a feeding mechanism, a machine base, a tray transfer mechanism, a tray changing mechanism, a tray protective shell, equally-divided feeding and discharging devices, a connecting base and the like; the tray shifting mechanism is simple in mechanism, convenient to operate, high in efficiency, free of manual work, capable of eliminating risks of personnel operation and free of limitation of working time, and can meet the requirement of axial movement of the tray in the X axis direction and the Y axis direction, so that the equally-divided loading and unloading devices can conveniently take or place parts in the placing holes in the tray in sequence for storage; the equally-divided feeding and discharging device comprises four picking and placing stations consisting of the part lifting mechanism and the part clamping mechanism, so that the requirement of continuously picking and placing parts is met, and the requirement of high-speed automatic feeding and discharging of tray parts is met.)

1. The utility model provides a unloading mechanism in through-type centreless mill automation, includes centerless grinder (1), unloading transfer chain (2), material loading transfer chain (3), the side is equipped with material loading transfer chain (3) and unloading transfer chain (2), its characterized in that respectively around centerless grinder (1): the automatic feeding device also comprises a blanking mechanism (4) and a feeding mechanism (5);

the blanking mechanism (4) is positioned at the rear side of the blanking conveying line (2);

the structure of the feeding mechanism (5) is consistent with that of the blanking mechanism (4), and the feeding mechanism (5) is positioned on the front side of the feeding mechanism (5);

the blanking mechanism (4) specifically comprises a machine base (41), a tray transferring mechanism (42), a tray changing mechanism (43), a tray protective shell (44), an equally dividing loading and unloading device (45) and a connecting base (46);

the rear side of the center of the upper surface of the base (41) is fixedly connected with a connecting seat (46), and the rear side of the base (41) is fixedly connected with a tray protective shell (44);

the equant feeding and discharging device (45) is fixedly connected to the center of the front side of the connecting seat (46);

the tray changing mechanism (43) is positioned in the tray protective shell (44), and the tray changing mechanism (43) is fixedly connected to the rear side of the connecting seat (46);

the tray transferring mechanism (42) is fixedly connected to the center of the front side of the upper surface of the machine base (41), and the rear side of the tray transferring mechanism (42) is positioned on the lower side of the tray changing mechanism (43).

2. The automatic feeding and discharging mechanism of the through type coreless mill as claimed in claim 1, wherein: the specific structure of the tray transfer mechanism (42) comprises an X-axis guide rail (421), an X-axis sliding block (422), an X-axis connecting table (423), an X-axis oil cylinder (424), a Y-axis transfer mechanism (425), a tray positioning platform (426), a Y-axis positioning block (427), an X-axis positioning block (428), an X-axis jacking cylinder (429) and a Y-axis jacking cylinder (4210);

the number of the X-axis guide rails (421) is two, the two X-axis guide rails (421) are respectively and fixedly connected to the front and rear positions on the front side of the machine base (41), and an X-axis sliding block (422) is movably connected to the X-axis guide rails (421);

the front and rear positions of the bottom surface of the X-axis connecting table (423) are respectively and fixedly connected to the upper surfaces of the corresponding X-axis sliding blocks (422), and the center of the upper surface of the X-axis connecting table (423) is fixedly connected with a Y-axis transfer mechanism (425);

the top of the Y-axis sliding block on the upper side of the Y-axis transfer mechanism (425) is fixedly connected with a tray positioning platform (426);

the number of the Y-axis positioning blocks (427) is two, and the two Y-axis positioning blocks (427) are fixedly connected to the left side and the right side of the front side of the tray positioning platform (426) respectively;

the Y-axis jacking cylinder (4210) is fixedly connected to the center of the rear side of the upper surface of the tray positioning platform (426);

the number of the X-axis positioning blocks (428) is two, and the two X-axis positioning blocks (428) are fixedly connected to the front and rear positions of the right side of the upper surface of the tray positioning platform (426) respectively;

the X-axis jacking cylinder (429) is fixedly connected to the center of the left side of the upper surface of the tray positioning platform (426).

3. The automatic feeding and discharging mechanism of the through type coreless mill as claimed in claim 1, wherein: the specific structure of the equal-dividing loading and unloading device (45) comprises a connecting arm (451), an equal-dividing mechanism (452), a part lifting mechanism (453) and a part clamping mechanism (454);

one end part of the connecting arm (451) is fixedly connected to the center of the front side of the connecting seat (46), and the other side surface of the connecting arm (451) is fixedly connected with an equant mechanism (452);

the number of the part lifting mechanisms (453) is four, one side of each part lifting mechanism (453) is uniformly and fixedly connected to the edge of the rotating disc of the equally dividing mechanism (452), and the other side of each part lifting mechanism (453) is fixedly connected with a part clamping mechanism (454).

4. The automatic feeding and discharging mechanism of the through type coreless mill as claimed in claim 1, wherein: the specific structure of the tray changing mechanism (43) comprises a transverse guide rail (431), a transverse sliding block (432), a movable seat (433), a transverse oil cylinder (434), a mounting groove (435), a vertical oil cylinder (436), a movable plate (437), a guide sleeve (438), a guide post (439) and a suction head (4310);

the transverse guide rail (431) is fixedly connected to the rear side face of the connecting seat (46), and a transverse sliding block (432) is movably connected to the transverse guide rail (431);

the movable seat (433) is fixedly connected to the transverse sliding block (432), and two mounting grooves (435) are formed in the left side and the right side of the movable seat (433);

the transverse oil cylinder (434) is fixedly connected to the rear side face of the connecting seat (46), and the end part of a piston rod on the right side of the transverse oil cylinder (434) is fixedly connected with the right side of the movable seat (433);

guide sleeves (438) are fixedly connected to four corners of the mounting groove (435), guide columns (439) are vertically and movably connected to the guide sleeves (438), and a vertical oil cylinder (436) is fixedly connected to the center of the mounting groove (435);

the movable plate (437) is located movable seat (433) downside, movable plate (437) top surface four corners position respectively with corresponding guide pillar (439) bottom fixed connection, movable plate (437) top center and vertical hydro-cylinder (436) downside piston rod end fixed connection, all fixedly connected with suction head (4310) in movable plate (437) bottom surface four corners position.

5. The automatic feeding and discharging mechanism of the through type coreless mill as claimed in claim 4, wherein: the sucker (4310) is an electromagnetic sucker.

6. The automatic feeding and discharging mechanism of the through type coreless mill as claimed in claim 4, wherein: and a tray taking and placing door is arranged in the tray protective shell (44).

Technical Field

The invention relates to the technical field of machining, in particular to an automatic feeding and discharging mechanism of a through type coreless mill.

Background

The centerless cylindrical grinding is a grinding method suitable for mass production, the grinding is easy to realize powerful, high-speed and wide grinding wheel grinding, high-efficiency grinding is realized, an automatic feeding and discharging system is necessary to be configured on a centerless grinding machine, automatic operation of equipment can be realized more safely and reliably, the utilization rate of the equipment is improved, the number of operators is reduced, and the labor intensity of the workers is reduced.

The working process of the through type centerless grinding is that a workpiece is placed on a supporting plate or a conveying line at the front end of a centerless grinding machine and enters from the inlet of a grinding area of a grinding wheel and a guide wheel, and the workpiece is automatically moved to the outlet of the grinding area by the action of grinding force during grinding; the common processing mode is that one operator feeds materials to a grinding area in front of the equipment, and the other operator receives materials behind the equipment; the manual feeding and discharging operation is high in cost and low in efficiency, meanwhile, the feeding and discharging stagnation can be caused due to the operation fatigue of people, and the unintentional intervention between hands of people and the grinding wheel is a very large potential safety hazard.

Some centerless grinding automatic feeding and discharging systems which are realized by belt conveying exist in the market at present, manual operation is still needed, and the processing technology and high-precision processing which are conveyed by trays aiming at the front and the rear processes are not suitable.

Disclosure of Invention

The invention aims to solve the problems, and provides a through-type coreless-mill automatic feeding and discharging mechanism, which solves the problems that some centerless-mill automatic feeding and discharging systems which are realized by belt conveying still need a manual operation and are not suitable for a processing technology of conveying through a tray in a front process and a rear process and high-precision processing in the current market.

In order to solve the above problems, the present invention provides a technical solution: the utility model provides an automatic feed mechanism of going up of through-type centreless grinder, includes centerless grinder, unloading transfer chain, material loading transfer chain, the side is equipped with material loading transfer chain and unloading transfer chain respectively around the centerless grinder, and its innovation point lies in: the automatic feeding device also comprises a blanking mechanism and a feeding mechanism; the blanking mechanism is positioned at the rear side of the blanking conveying line; the structure of the feeding mechanism is consistent with that of the blanking mechanism, and the feeding mechanism is positioned on the front side of the feeding mechanism; the blanking mechanism specifically comprises a machine base, a tray transfer mechanism, a tray changing mechanism, a tray protective shell, an equal-part blanking device and a connecting base; the rear side of the center of the upper surface of the machine base is fixedly connected with a connecting base, and the rear side of the machine base is fixedly connected with a tray protective shell; the equant feeding and discharging device is fixedly connected to the center of the front side of the connecting seat; the tray disc changing mechanism is positioned in the tray protective shell and fixedly connected to the rear side of the connecting seat; the tray moves and carries mechanism fixed connection in the front side central authorities above the frame, the tray moves and carries the rear side of mechanism and is located tray change dish mechanism downside.

Preferably, the specific structure of the tray transfer mechanism comprises an X-axis guide rail, an X-axis sliding block, an X-axis connecting table, an X-axis oil cylinder, a Y-axis transfer mechanism, a tray positioning platform, a Y-axis positioning block, an X-axis tightening cylinder and a Y-axis tightening cylinder; the two X-axis guide rails are fixedly connected to the front and rear positions on the front side of the machine base respectively, and an X-axis sliding block is movably connected to the X-axis guide rails; the front and rear positions of the bottom surface of the X-axis connecting table are respectively and fixedly connected to the corresponding X-axis sliding blocks, and the center of the upper surface of the X-axis connecting table is fixedly connected with a Y-axis transfer mechanism; the top of the Y-axis sliding block on the upper side of the Y-axis transfer mechanism is fixedly connected with a tray positioning platform; the two Y-axis positioning blocks are fixedly connected to the left side and the right side of the front side of the tray positioning platform respectively; the Y-axis jacking cylinder is fixedly connected to the center of the rear side of the upper surface of the tray positioning platform; the two X axial positioning blocks are fixedly connected to the front and rear positions on the right side of the tray positioning platform respectively; the X-axis jacking cylinder is fixedly connected to the center of the left side above the tray positioning platform.

Preferably, the specific structure of the equant loading and unloading device comprises a connecting arm, an equant mechanism, a part lifting mechanism and a part clamping mechanism; the end part of one side of the connecting arm is fixedly connected to the center of the front side of the connecting seat, and the side surface of the other side of the connecting arm is fixedly connected with an equant mechanism; the part lifting mechanisms are four, one sides of the part lifting mechanisms are respectively and uniformly fixedly connected to the edge positions of the rotating discs of the equally dividing mechanisms, and the other sides of the part lifting mechanisms are respectively and fixedly connected with the part clamping mechanisms.

Preferably, the specific structure of the tray changing mechanism comprises a transverse guide rail, a transverse sliding block, a movable seat, a transverse oil cylinder, a mounting groove, a vertical oil cylinder, a movable plate, a guide sleeve, a guide pillar and a suction head; the transverse guide rail is fixedly connected to the rear side face of the connecting seat, and a transverse sliding block is movably connected to the transverse guide rail; the movable seat is fixedly connected to the transverse sliding block, and two mounting grooves are formed in the left side and the right side of the movable seat; the end part of a piston rod on the right side of the transverse oil cylinder is fixedly connected with the right side of the movable seat; guide sleeves are fixedly connected to the four corners of the mounting groove, guide pillars are vertically and movably connected in the guide sleeves, and a vertical oil cylinder is fixedly connected to the center of the mounting groove; the movable plate is located on the lower side of the movable seat, four corners of the top surface of the movable plate are fixedly connected with the bottoms of the corresponding guide pillars respectively, the center of the top of the movable plate is fixedly connected with the end part of a piston rod on the lower side of the vertical oil cylinder, and four corners of the bottom surface of the movable plate are fixedly connected with suction heads.

Preferably, the tip is an electromagnetic tip.

Preferably, a tray taking and placing door is arranged in the tray protective shell.

The invention has the beneficial effects that:

(1) the tray shifting mechanism is simple in mechanism, convenient to operate, high in efficiency, free of manual work, capable of eliminating risks of personnel operation and free of limitation of working time, can meet the requirement of axial movement of the tray in the X axis direction and the Y axis direction, and is convenient for the equally-divided loading and unloading devices to sequentially fetch or place parts into the placing holes in the tray for storage.

(2) The equally-divided feeding and discharging device comprises four picking and placing stations consisting of the part lifting mechanism and the part clamping mechanism, so that the requirement of continuously picking and placing parts is met, and the requirement of high-speed automatic feeding and discharging of tray parts is met.

(3) According to the tray changing mechanism, the two tray changing stations are arranged in the tray changing mechanism, so that the tray changing efficiency is improved, and the requirement for high-speed automatic feeding and discharging of tray parts is further met.

Drawings

For ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the blanking mechanism.

Fig. 3 is a partial structural schematic diagram of fig. 2.

Fig. 4 is a schematic structural view of the tray transfer mechanism.

Fig. 5 is a schematic structural view of an equal division loading and unloading device.

Fig. 6 is a schematic structural view of a tray changer.

1-centerless grinding machine; 2-blanking conveying line; 3-a feeding conveying line; 4-a blanking mechanism; 5-a feeding mechanism; 41-a machine base;

42-a tray transfer mechanism; 43-a tray changing mechanism; 44-tray protective housing; 45-equally dividing the feeding and discharging device; 46-a connection seat; 421-X axis guide rail; 422-X axis slide block; 423-X axis connection table; 424-X axis cylinder; 425-Y-axis transfer mechanism; 426-a pallet positioning platform; 427-Y axial positioning blocks; 428-X axial positioning block; 429-X axial tightly pushing the cylinder; 4210-Y axial jacking cylinder; 451-a linker arm; 452-an aliquoting mechanism; 453-part lift mechanism; 454-a parts holding mechanism; 431-transverse rail; 432-lateral slide; 433-a movable seat; 434-transverse oil cylinder; 435-mounting groove; 436-vertical oil cylinder; 437-movable plate; 438-guide sleeve; 439-guide post; 4310-suction head.

Detailed Description

As shown in fig. 1 to 3, the following technical solutions are adopted in the present embodiment: a through type coreless mill automatic loading and unloading mechanism comprises a coreless grinding machine 1, an unloading conveying line 2 and a loading conveying line 3, wherein the front side and the rear side of the coreless grinding machine 1 are respectively provided with the loading conveying line 3 and the unloading conveying line 2, and the through type coreless mill automatic loading and unloading mechanism further comprises an unloading mechanism 4 and an loading mechanism 5; the blanking mechanism 4 is positioned at the rear side of the blanking conveying line 2; the structure of the feeding mechanism 5 is consistent with that of the blanking mechanism 4, and the feeding mechanism 5 is positioned on the front side of the feeding mechanism 5; the blanking mechanism 4 specifically comprises a machine base 41, a tray transferring mechanism 42, a tray changing mechanism 43, a tray protective shell 44, an equally dividing loading and unloading device 45 and a connecting base 46; a connecting seat 46 is fixedly connected to the rear side of the center of the upper surface of the base 41, and a tray protective shell 44 is fixedly connected to the rear side of the base 41; the equal-part feeding and discharging device 45 is fixedly connected to the center of the front side of the connecting seat 46; the tray changing mechanism 43 is positioned inside the tray protective shell 44, and the tray changing mechanism 43 is fixedly connected to the rear side of the connecting seat 46; the tray transfer mechanism 42 is fixedly connected to the front center of the upper surface of the base 41, and the rear side of the tray transfer mechanism 42 is located below the tray changing mechanism 43.

As shown in fig. 4, the specific structure of the tray transfer mechanism 42 includes an X-axis guide rail 421, an X-axis slider 422, an X-axis connecting table 423, an X-axis cylinder 424, a Y-axis transfer mechanism 425, a tray positioning platform 426, a Y-axis positioning block 427, an X-axis positioning block 428, an X-axis tightening cylinder 429, and a Y-axis tightening cylinder 4210; the number of the X-axis guide rails 421 is two, the two X-axis guide rails 421 are respectively and fixedly connected to the front and rear positions on the front side of the machine base 41, and the X-axis slide block 422 is movably connected to the X-axis guide rails 421; the front and rear positions of the bottom surface of the X-axis connecting table 423 are respectively and fixedly connected to the upper surfaces of the corresponding X-axis sliding blocks 422, and the center of the upper surface of the X-axis connecting table 423 is fixedly connected with a Y-axis transfer mechanism 425; the top of the Y-axis sliding block on the upper side of the Y-axis transfer mechanism 425 is fixedly connected with a tray positioning platform 426; the number of the Y-axis positioning blocks 427 is two, and the two Y-axis positioning blocks 427 are respectively and fixedly connected to the left and right sides of the front side of the tray positioning platform 426; the Y-axis jacking cylinder 4210 is fixedly connected to the center of the rear side above the tray positioning platform 426; the number of the X-axis positioning blocks 428 is two, and the two X-axis positioning blocks 428 are respectively fixedly connected to the front and rear positions on the right side of the upper surface of the tray positioning platform 426; the X-axis jacking cylinder 429 is fixedly connected to the left center above the pallet positioning platform 426.

As shown in fig. 5, the specific structure of the equally dividing loading and unloading device 45 includes a connecting arm 451, an equally dividing mechanism 452, a part lifting mechanism 453, and a part clamping mechanism 454; one end part of the connecting arm 451 is fixedly connected to the center of the front side of the connecting seat 46, and the other side surface of the connecting arm 451 is fixedly connected with an equant mechanism 452; four part lifting mechanisms 453 are provided, one side of each of the four part lifting mechanisms 453 is uniformly and fixedly connected to the edge of the rotating disc of the equally dividing mechanism 452, and the other side of each of the four part lifting mechanisms 453 is fixedly connected to a part clamping mechanism 454.

As shown in fig. 6, the specific structure of the tray changer 43 includes a transverse guide rail 431, a transverse slider 432, a movable seat 433, a transverse cylinder 434, a mounting groove 435, a vertical cylinder 436, a movable plate 437, a guide sleeve 438, a guide post 439 and a suction head 4310; the transverse guide rail 431 is fixedly connected to the rear side surface of the connecting seat 46, and a transverse sliding block 432 is movably connected to the transverse guide rail 431; the movable seat 433 is fixedly connected to the transverse sliding block 432, and two mounting grooves 435 are formed in the left side and the right side of the movable seat 433; the transverse oil cylinder 434 is fixedly connected to the rear side surface of the connecting seat 46, and the end part of a piston rod at the right side of the transverse oil cylinder 434 is fixedly connected with the right side of the movable seat 433; guide sleeves 438 are fixedly connected at four corners of the mounting groove 435, guide posts 439 are vertically and movably connected in the guide sleeves 438, and a vertical oil cylinder 436 is fixedly connected in the center of the mounting groove 435; the movable plate 437 is located at the lower side of the movable seat 433, four corners of the top surface of the movable plate 437 are respectively and fixedly connected with the bottoms of the corresponding guide pillars 439, the center of the top of the movable plate 437 is fixedly connected with the end of a piston rod at the lower side of the vertical cylinder 436, and four corners of the bottom surface of the movable plate 437 are both fixedly connected with the suction heads 4310.

Wherein, the sucker 4310 is an electromagnetic sucker; a tray taking and placing door is arranged in the tray protective shell 44.

The using state of the invention is as follows: the invention has the advantages of reasonable and simple structure, low production cost, convenient installation and complete functions, when in blanking, the parts processed on the blanking conveying line 2 are sequentially grabbed by the equant feeding and blanking device 45 and are sequentially placed on the tray transfer mechanism 42, when the tray is full, the tray is transferred to the lower side of the tray changing mechanism 43 by the tray transfer mechanism 42, then the full tray is taken down by the tray changing mechanism 43 and the empty tray is placed on the tray positioning platform 426 on the tray transfer mechanism 42, and then the tray is simultaneously stretched out and tightly jacked by the X-axial jacking cylinder 429 and the Y-axial jacking cylinder 4210, thereby ensuring the stability and reliability in working, the requirement of continuous blanking operation of the parts can be met by the repeated actions, and the continuous feeding of the parts can be completed by the reverse action of the blanking action during feeding, the tray transfer mechanism 42 is arranged, the requirements of X-axis and Y-axis movement of the tray can be met, the equally-divided feeding and discharging device 45 can sequentially take or place parts in the placing holes of the tray for storage, four taking and placing stations formed by the part lifting mechanism 453 and the part clamping mechanism 454 in the equally-divided feeding and discharging device 45 are met, the requirement of continuously taking and placing the parts is met, the requirement of high-speed automatic feeding and discharging of the tray parts is also met, two disc changing stations arranged in the tray disc changing mechanism 43 are improved, the disc changing efficiency is improved, and the requirement of high-speed automatic feeding and discharging of the tray parts is further met.

In the case of the control mode of the invention, which is controlled by manual actuation or by means of existing automation techniques, the wiring diagram of the power elements and the provision of power are known in the art and the invention is primarily intended to protect the mechanical means, so that the control mode and wiring arrangement are not explained in detail in the present invention.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "two ends", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be connected internally or in an interaction relationship, unless otherwise specifically limited, and the specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.