CN218194138U - Batch grinding device for excircle of wafer-shaped workpiece - Google Patents

Batch grinding device for excircle of wafer-shaped workpiece Download PDF

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Publication number
CN218194138U
CN218194138U CN202222458006.6U CN202222458006U CN218194138U CN 218194138 U CN218194138 U CN 218194138U CN 202222458006 U CN202222458006 U CN 202222458006U CN 218194138 U CN218194138 U CN 218194138U
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China
Prior art keywords
push rod
grinding
disc
workpiece
wheel
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CN202222458006.6U
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Chinese (zh)
Inventor
赵连民
赵文林
许恒峰
许国峰
林开锦
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Shandong Changrun Diamond Co ltd
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Shandong Changrun Diamond Co ltd
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Abstract

The utility model discloses a disk form work piece excircle is grinding device in batches, the on-line screen storage device comprises a base, the upper portion of base is provided with emery wheel, guide pulley, the emery wheel with be equipped with the reciprocal push rod of centre gripping work piece between the guide pulley, the work piece with emery wheel, guide pulley contact, the bottom of reciprocal push rod is connected with pneumatic means, pneumatic means is used for driving reciprocal push rod and is axial reciprocating motion. The utility model overcomes the drawback that disk form work piece excircle grinding is askew easily to realized the batch processing mode of a plurality of work pieces of grinding, the automatic feed function of lathe of deuterogamying can realize the high efficiency working method of many centerless grinding machines of one man operation, for the high production means that provides a simple, efficient of batch excircle processing of disk form work piece, reduced manufacturing cost, economic nature is good, and efficiency is very high.

Description

Batch grinding device for excircle of wafer-shaped workpiece
Technical Field
The utility model relates to the technical field of machining, specifically be a disk form work piece excircle is grinding device in batches.
Background
The excircle of the disc-shaped workpiece is difficult to clamp due to the small height of the disc-shaped workpiece, the disc-shaped workpiece can hardly be machined by a lathe, and the surface roughness of the lathe is difficult to meet the requirement. If the cylindrical grinding machine is used for machining, only one cylindrical grinding machine can be machined at a time, and the efficiency is too low. Therefore, although the machining efficiency is improved by adopting a centerless grinder, the disc-shaped workpiece is easy to fall during the machining process, so that the machine is stopped frequently to clean the fallen workpiece, the efficiency is affected, meanwhile, for the workpiece with larger machining allowance, the same workpiece needs to be ground for tens of times or even dozens of times, and only one centerless grinder can be operated by one person, so that the labor cost is high.
In order to meet the requirement of batch grinding of the excircle of the wafer-shaped workpiece, a novel processing mode needs to be developed, the existing centerless grinding machine can be modified, the investment is not large, but the effect is obvious, and the efficient batch processing is realized and the labor cost is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a disk form work piece excircle is grinding device in batches possesses convenient operation, and is efficient, and the investment is low, has solved disk form work piece excircle and can not process in batches fast, the problem that processing cost of labor is high.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a disk form work piece excircle is grinding device in batches, includes the base, the upper portion of base is provided with emery wheel, guide pulley, be equipped with the reciprocal push rod of centre gripping work piece between the emery wheel with the guide pulley, the work piece with emery wheel, guide pulley contact, the bottom of reciprocal push rod is connected with pneumatic means, pneumatic means is used for driving reciprocal push rod and is axial reciprocating motion.
Preferably, the reciprocating push rod comprises a left push rod and a right push rod, one end of the left push rod and one end of the right push rod are respectively connected with a pneumatic device, and the other ends of the left push rod and the right push rod are matched with each other to clamp the workpiece.
Preferably, the guide wheel is connected with a guide wheel seat, and the guide wheel seat is connected with the base in a sliding manner.
Preferably, a compressed air pipeline is connected to the pneumatic device.
Preferably, the compressed air conduit is provided with a throttle valve.
Preferably, the compressed air conduit is provided with a reversing valve.
Preferably, the grinding wheel and the guide wheel have the same axial length.
Preferably, the length of the grinding wheel is more than or equal to 150mm.
Preferably, the base is provided with automatic feed.
Preferably, the horizontal straight line where the center of the workpiece is located is a workpiece center line, the horizontal straight line where the center of the grinding wheel is located is a grinding wheel center line, and the workpiece center line is slightly higher than the grinding wheel center line.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model calculates the number of workpieces which can be put in at one time according to the axial length of the grinding wheel and the axial length of the disc-shaped workpiece; measuring the diameter of a blank of a workpiece, checking a process card to find the diameter and the feed amount of the machined workpiece, and calculating the number of times of feed; setting the feed amount and the feed times; starting the machine tool and starting cooling water; putting the workpieces of the same number between a grinding wheel and a guide wheel of a machine tool, and starting grinding; automatically stopping grinding after reaching the specified feeding times, and retracting the cutter to the initial position; taking out the workpiece, and checking whether the outer diameter is qualified or not; putting the next batch of workpieces, and repeating the steps; in the grinding process of the machine tool, a worker can operate other machine tools, so that a high-efficiency working mode that one person operates a plurality of machine tools is realized, a simple and high-efficiency production means is provided, the production cost is reduced, the economy is good, and the efficiency is high.
2. The utility model discloses an optimization and adjustment to reciprocal push rod stroke make reciprocal push rod promote the work piece when by the in-process reciprocating motion of grinding, can slightly surpass the edge of emery wheel, make the whole surface of emery wheel can both participate in grinding work, and even consumption prevents that the step from appearing in the emery wheel. Reciprocating push rods are arranged in the front and the back of the workpiece and play a role in clamping two ends of the workpiece, so that the disc-shaped workpiece is prevented from tilting.
3. The utility model discloses the axial dimension of emery wheel should be more than or equal to 150mm, can realize the batch requirement of a plurality of work pieces of simultaneous processing. The automatic feed is arranged to replace the manual feed, so that the high-efficiency working mode that one person operates a plurality of machine tools can be realized, and at least 50% of labor is saved.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
fig. 2 is a left side view structure diagram of the present invention.
In the figure: 1. a grinding wheel; 2. a guide wheel; 21. a guide wheel seat; 3. a workpiece; 4. a reciprocating push rod; 41. a left push rod; 42. a right push rod; 5. a workpiece centerline; 6. the center line of the grinding wheel; 7. a pneumatic device; 8. a throttle valve; 9. a compressed air conduit; 10. a base; 11. a reversing valve; 12. and (4) automatic feeding.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a batch grinding device for excircle of a disc-shaped workpiece comprises a base 10, wherein a grinding wheel 1 and a guide wheel 2 are arranged on the upper portion of the base 10, a reciprocating push rod 4 for clamping a workpiece 3 is arranged between the grinding wheel 1 and the guide wheel 2, the workpiece 3 is in contact with the grinding wheel 1 and the guide wheel 2, the bottom end of the reciprocating push rod 4 is connected with a pneumatic device 7, and the pneumatic device 7 is used for driving the reciprocating push rod 4 to do axial reciprocating motion to push the workpiece 3 to do reciprocating motion in the grinding process, so that the whole surface of the grinding wheel 1 can participate in grinding work, the consumption is uniform, and steps of the grinding wheel 1 are prevented. The utility model overcomes disk form work piece excircle grinding is askew drawback easily to realized the batch processing mode of a plurality of work pieces of grinding, the automatic feed function of lathe is deuterogamied, can realize the high efficiency working method of many centerless grinding machines of one man's operation, for the high production means of providing a simple, efficient of batch excircle processing of disk form work piece, reduced manufacturing cost, economic nature is good, and efficiency is very high.
In this embodiment, the reciprocating push rod 4 includes a left push rod 41 and a right push rod 42, one end of the left push rod 41 and one end of the right push rod 42 are respectively connected with a pneumatic device 7, the pneumatic device 7 is connected with a compressed air pipeline 9, the compressed air pipeline 9 is provided with a throttle valve 8 and a reversing valve 11, the reciprocating push rod 4 can perform uninterrupted reciprocating motion through the throttle valve 8 and the reversing valve 11 and can adjust the motion speed thereof, and the other ends of the left push rod 41 and the right push rod 42 are mutually matched to clamp the workpiece 3, so that the two ends of the workpiece 3 can play a role in clamping, and the disc-shaped workpiece 3 is prevented from tilting.
In this embodiment, the guide wheel 2 is connected with a guide wheel seat 21, the guide wheel seat 21 is slidably connected with the base 10, and the guide wheel 2 can slide on the base to realize extrusion and feed of a workpiece, thereby realizing continuous grinding.
In the embodiment, the grinding wheel 1 and the guide wheel 2 are cylinders with the same size, and the length of the grinding wheel 1 is more than or equal to 150mm, so as to meet the requirement of simultaneously processing a plurality of workpieces 3.
In the embodiment, the base 10 is provided with the automatic feed 12, so that the high-efficiency working mode of operating a plurality of machine tools by one person can be realized instead of manual feed, and at least 50% of labor is saved.
In this embodiment, the horizontal straight line of 3 centers on work piece is work piece central line 5, and the horizontal straight line of 1 centers on emery wheel is emery wheel central line 6, and work piece central line 5 is a little higher than emery wheel central line 6, makes the work piece can be freely driven rotatory in by the course of working to produce certain extrusion force, satisfy the tangential force that the grinding needs, make the excircle of work piece reduce by the grinding, finally reach the dimensional requirement of excircle.
The utility model discloses in:
the working principle is as follows: the utility model discloses during the use, the user is through controlling through following step the utility model discloses carry out the round pin of grinding of work piece:
the method comprises the following steps: according to the axial length A of the grinding wheel 1 and the axial length B of the disc-shaped workpiece 3, the number C of workpieces which can be put in at one time is calculated, and the calculation formula is as follows: c = a/B, fraction points later mantissas are truncated;
step two: measuring the blank diameter D of the workpiece 3, searching the process card to find the diameter E and the feed amount F of the workpiece 3 after processing, and calculating the feed times G, wherein the calculation formula is as follows: g = (D-E)/(2 × F), mantissa after decimal point is truncated;
step three: setting a feed amount F and a feed frequency G;
step four: starting the machine tool and starting cooling water;
step five: placing the C workpieces between a grinding wheel and a guide wheel of a machine tool, and starting grinding;
step six: automatically stopping grinding after the specified feed times G are reached, and retracting the cutter to the initial position;
step seven: taking out the workpiece, and checking whether the outer diameter is qualified;
step eight: putting the next batch of workpieces, and repeating the fifth, sixth, seventh and eighth steps;
through the utility model provides a grind round pin device, the workman can operate other lathe, has realized 1 people and has operated the high efficiency working method of many lathes.
In a specific embodiment provided by the present invention, the step of processing a batch of workpieces with a blank diameter of 14mm and a height of 5.5mm is:
the method comprises the following steps: calculating the number of workpieces C which can be put in at one time according to the axial length A =150mm of the grinding wheel 1 and the axial length B =5.5mm of the disc-shaped workpiece 3, wherein the calculation formula is as follows: c = a/B =150/5.5=27.3, the mantissas after the decimal point are truncated, and C =27 mantissas are taken;
step two: measuring the blank diameter D =14 of the workpiece 3, checking the process card to find the diameter E =13 +/-0.1 mm and the feed amount F =0.03mm after the workpiece 3 is processed, and calculating the feed frequency G, wherein the calculation formula is as follows: g = (D-E)/(2 × F) = (14-13)/(2 × 0.03) =16.7, mantissas after decimal point are truncated, and G =16 times;
step three: setting the feed amount F =0.03mm and the feed times G = 16;
step four: starting the machine tool and starting cooling water;
step five: placing the workpieces with the number of C =27 between a grinding wheel and a guide wheel of a machine tool, and starting grinding;
step six: automatically stopping grinding after the specified feed times G =16 are reached, and retracting the cutter to the initial position;
step seven: taking out the workpiece, and checking the qualified outer diameter (within a tolerance range) by a spot;
step eight: and putting the next batch of workpieces, and repeating the fifth step, the sixth step, the seventh step and the eighth step.
In summary, the following steps: according to the batch grinding device for the excircle of the disc-shaped workpiece, the number of the workpieces 3 which are put in at one time can be calculated through the axial length of the grinding wheel 1 and the axial length of the disc-shaped workpiece 3. The number of times of feed can be calculated by measuring the diameter of the blank of the workpiece 3 and checking the diameter and the feed amount of the machined workpiece 3 found by the process card. Setting the feed amount and the feed times for the machine tool, starting cooling water, putting workpieces 3 with the same number between a grinding wheel 1 and a guide wheel 2 of the machine tool, and starting grinding. Automatically stopping grinding after the specified feeding times are reached, and retracting the cutter to the initial position; and taking out the workpiece 3, and checking whether the outer diameter is qualified or not. The next batch of workpieces 3 is placed and the above steps are repeated. In the grinding process of the machine tool, a worker can operate other machine tools, so that a high-efficiency working mode that one person operates a plurality of machine tools is realized, a simple and high-efficiency production means is provided, the production cost is reduced, the economy is good, and the efficiency is high.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a disk form work piece excircle is grinding device in batches, includes base (10), its characterized in that: the grinding wheel and guide wheel combined type automatic grinding machine is characterized in that a grinding wheel (1) and a guide wheel (2) are arranged on the upper portion of the base (10), a reciprocating push rod (4) for clamping a workpiece (3) is arranged between the grinding wheel (1) and the guide wheel (2), the workpiece (3) is in contact with the grinding wheel (1) and the guide wheel (2), the bottom end of the reciprocating push rod (4) is connected with a pneumatic device (7), and the pneumatic device (7) is used for driving the reciprocating push rod (4) to do axial reciprocating motion.
2. The cylindrical batch grinding device for the disc-shaped workpieces as recited in claim 1, characterized in that: reciprocating push rod (4) include left push rod (41) and right push rod (42), the one end of left push rod (41) right push rod (42) is connected with pneumatic means (7) respectively, left push rod (41) right push rod (42) other end mutually supports with the centre gripping work piece (3).
3. The cylindrical batch grinding device for the disc-shaped workpieces as recited in claim 2, characterized in that: the guide wheel (2) is connected with a guide wheel seat (21), and the guide wheel seat (21) is connected with the base (10) in a sliding manner.
4. The cylindrical batch grinding device for the disc-shaped workpieces as set forth in claim 3, wherein: the pneumatic device (7) is connected with a compressed air pipeline (9).
5. The cylindrical batch grinding device for the disc-shaped workpieces as set forth in claim 4, wherein: the compressed air pipeline (9) is provided with a throttle valve (8).
6. The cylindrical batch grinding device for the disc-shaped workpieces as set forth in claim 5, wherein: the compressed air pipeline (9) is provided with a reversing valve (11).
7. The cylindrical batch grinding device for the disc-shaped workpieces as recited in claim 6, wherein: the grinding wheel (1) and the guide wheel (2) are the same in axial length.
8. The cylindrical batch grinding device for the disc-shaped workpieces as recited in claim 7, characterized in that: the length of the grinding wheel (1) is more than or equal to 150mm.
9. The cylindrical batch grinding device for the disc-shaped workpieces as recited in claim 1, characterized in that: the base (10) is provided with an automatic feed (12).
10. The cylindrical batch grinding device for the disc-shaped workpieces as recited in claim 1, characterized in that: the horizontal straight line of the center of the workpiece (3) is a workpiece center line (5), the horizontal straight line of the center of the grinding wheel (1) is a grinding wheel center line (6), and the workpiece center line (5) is slightly higher than the grinding wheel center line (6).
CN202222458006.6U 2022-09-16 2022-09-16 Batch grinding device for excircle of wafer-shaped workpiece Active CN218194138U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222458006.6U CN218194138U (en) 2022-09-16 2022-09-16 Batch grinding device for excircle of wafer-shaped workpiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222458006.6U CN218194138U (en) 2022-09-16 2022-09-16 Batch grinding device for excircle of wafer-shaped workpiece

Publications (1)

Publication Number Publication Date
CN218194138U true CN218194138U (en) 2023-01-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222458006.6U Active CN218194138U (en) 2022-09-16 2022-09-16 Batch grinding device for excircle of wafer-shaped workpiece

Country Status (1)

Country Link
CN (1) CN218194138U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A Batch Grinding Device for Outer Circle of Circular Pieces

Effective date of registration: 20231017

Granted publication date: 20230103

Pledgee: Qilu bank Limited by Share Ltd. Liaocheng Development Zone Branch

Pledgor: SHANDONG CHANGRUN DIAMOND Co.,Ltd.

Registration number: Y2023980061564