CN111604992A - Semi-automatic magazine needle withdrawing machine - Google Patents
Semi-automatic magazine needle withdrawing machine Download PDFInfo
- Publication number
- CN111604992A CN111604992A CN202010592779.6A CN202010592779A CN111604992A CN 111604992 A CN111604992 A CN 111604992A CN 202010592779 A CN202010592779 A CN 202010592779A CN 111604992 A CN111604992 A CN 111604992A
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- China
- Prior art keywords
- magazine
- plate
- travel switch
- control valve
- magazine positioning
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/24—Perforating by needles or pins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The invention discloses a semi-automatic magazine needle withdrawing machine which comprises a rack, and a magazine positioning mechanism, a magazine detection mechanism, a drill needle ejection mechanism and a cylinder control system which are arranged on the rack, wherein the magazine positioning mechanism comprises a left magazine positioning seat, a right magazine positioning seat and a magazine positioning plate; the magazine detection mechanism comprises a pneumatic travel switch, the drill point ejection mechanism comprises an air cylinder, an air cylinder connecting plate, an ejector plate, a movable plate and an ejector pin, the air cylinder control system comprises a control valve, an air control valve, a second travel switch and a travel stop block, and the control valve, the air control valve and the second travel switch are connected with the pneumatic travel switch in series to form a safety interlocking mechanism. According to the safety interlocking mechanism, when the magazine is not installed in place or the ejection mechanism is not at the initial position and misoperation occurs, the equipment can automatically reset and cannot start to work, so that quality and safety accidents are avoided; meanwhile, after the drill point is ejected out of the magazine, the ejection mechanism automatically returns to the initial position, manual operation is not needed, operation difficulty is reduced, and production efficiency is improved.
Description
Technical Field
The invention relates to a needle withdrawing machine, in particular to a semi-automatic magazine needle withdrawing machine which is suitable for withdrawing hard alloy cutters and other cutters in a magazine in the PCB industry.
Background
Hard alloy processing tools such as drill pins used in drilling of the PCB are generally installed in a magazine and then installed in a drilling machine. After the drilling process is completed, the carbide tool such as the drill bit needs to be taken out of the magazine for the regrinding process of the drill bit or for replacing the broken drill bit for the next drilling process.
At present, the drill point is taken out of the magazine, manual material pulling is generally adopted, the efficiency is low, the manual material pulling force is uneven, and the needle breakage and industrial accidents are easy to occur. There are also a few automatic material pulling devices, but the devices are generally expensive, large in size and high in cost.
Disclosure of Invention
In order to overcome the defects, the invention provides a semi-automatic magazine needle withdrawing machine which is simple in structure, easy to operate, high in efficiency, low in cost and not easy to cause quality and safety problems.
The technical scheme adopted by the invention for solving the technical problem is as follows: the utility model provides a semi-automatic magazine moves back needle machine, includes by upper plate, lower plate and is located the frame that guide pillar between upper plate and the lower plate is constituteed, be equipped with magazine positioning mechanism, magazine detection mechanism, drill point ejection mechanism and cylinder control system in the frame, wherein:
the magazine positioning mechanism comprises a left magazine positioning seat, a right magazine positioning seat and a magazine positioning plate, the left magazine positioning seat and the right magazine positioning seat are spaced and symmetrically fixed on an upper base plate of the frame, a magazine positioning channel for placing a magazine is formed between the left magazine positioning seat and the right magazine positioning seat, the magazine positioning plate is fixedly arranged outside an outlet end of the magazine positioning channel, and a through hole is formed in the upper base plate corresponding to the magazine positioning channel;
the magazine detection mechanism comprises a pneumatic travel switch, the pneumatic travel switch is arranged on an upper bottom plate of the rack, a touch end of the pneumatic travel switch is positioned on the front side of the magazine positioning plate, and when the magazine is placed into the magazine positioning channel and pushed to abut against the magazine positioning plate to an installation position, the magazine touches the touch end of the pneumatic travel switch to enable the pneumatic travel switch to be turned on;
the drill point ejection mechanism comprises an air cylinder, an air cylinder connecting plate, an ejector plate, a movable plate and a plurality of ejector pins fixed on the ejector plate, wherein the base of the air cylinder is fixed on a lower bottom plate of the rack, a piston rod of the air cylinder is fixedly connected with the ejector plate and the movable plate through the air cylinder connecting plate, the movable plate is movably positioned on the guide pillar, and the ejector pins penetrate through the movable plate and are correspondingly arranged below the through hole;
the air cylinder control system comprises a control valve, a pneumatic control valve, a second travel switch and a travel stop block, wherein the control valve, the pneumatic control valve and the second travel switch are connected with the pneumatic travel switch in series, the travel stop block is fixed on the movable plate, the second travel switch is arranged on the lower side surface of the upper base plate, when the drill point ejection mechanism moves to a drill point complete ejection position, the travel stop block triggers the second travel switch to be disconnected, and the pneumatic control valve exhausts, resets and the air cylinder reverses and resets.
As a further improvement of the present invention, the upper side surfaces of the left magazine positioning seat and the right magazine positioning seat extend oppositely to form a left upper limit and a right upper limit, respectively.
As a further improvement of the invention, the movable plate is movably connected with the guide post through a linear bearing.
As a further improvement of the invention, the number of the guide posts is four, and the guide posts are arranged between four corners of the upper bottom plate and four corners of the lower bottom plate.
As a further improvement of the invention, the pneumatic control valve is a two-position five-way valve.
As a further improvement of the invention, a circle of protection plates are arranged below the upper bottom plate and surround the movable plate and the ejector plate.
The invention has the beneficial effects that: the cylinder control system and the magazine detection mechanism of the semi-automatic magazine needle withdrawing machine form a safety interlocking mechanism, and when the magazine is not installed in place or the ejection mechanism is not at the initial position and misoperation occurs, the equipment can automatically reset and cannot start to work, so that quality accidents and safety accidents are avoided; meanwhile, after the drill point is ejected out of the magazine, the ejection mechanism automatically returns to the initial position, manual operation is not needed, operation difficulty is reduced, and production efficiency is improved. In a word, the semi-automatic magazine needle withdrawing machine does not need manual material pulling, avoids manual material pulling and needle breaking and industrial accidents caused by uneven force application, and has the advantages of simple structure, convenient operation, low cost, complete pneumatic control of the whole machine, no need of a power supply, safe and reliable operation and the like.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a schematic circuit diagram of the cylinder control system of the present invention.
The following description is made with reference to the accompanying drawings:
100-magazine; 11-lower base plate;
12-guide pillar; 13-upper base plate;
21-left magazine positioning seat; 22-right magazine positioning seat;
23-magazine positioning plate; 24-magazine positioning channel;
25-through hole; 3-first travel switch;
31-touch end; 41-cylinder;
42-cylinder connecting plate; 43-ejector plate;
44-movable plate; 45-thimble;
46-linear bearing; 51-control valve;
52-pneumatic control valve; 53-second travel switch;
54-travel stops; 101-drill point;
14-protective plate.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1-4, the semi-automatic magazine needle withdrawing machine of the present invention comprises a frame consisting of an upper base plate 13, a lower base plate 11 and a guide post 12 positioned between the upper base plate and the lower base plate, wherein the frame is provided with a magazine positioning mechanism, a magazine detecting mechanism, a drill needle ejecting mechanism and a cylinder control system.
The magazine positioning mechanism comprises a left magazine positioning seat 21, a right magazine positioning seat 22 and a magazine positioning plate 23, the left magazine positioning seat 21 and the right magazine positioning seat 22 are spaced and symmetrically fixed on the upper base plate 11 of the rack, a magazine positioning channel 24 for placing the magazine 100 is formed between the left magazine positioning seat 21 and the right magazine positioning seat 22, the magazine positioning plate 23 is fixedly arranged outside an outlet end of the magazine positioning channel 24, and a through hole 25 is formed in the upper base plate 13 corresponding to the magazine positioning channel 24.
The magazine detection mechanism comprises a pneumatic travel switch 3, the pneumatic travel switch 3 is arranged on the upper bottom plate 11 of the frame, a touch end 31 of the pneumatic travel switch 3 is positioned on the front side of the magazine positioning plate 23, and when the magazine 100 is placed into the magazine positioning channel 23 and pushed to abut against the magazine positioning plate 22 to an installation position, the magazine 100 touches the touch end 31 of the pneumatic travel switch 3 to open the pneumatic travel switch 3.
The drill point ejection mechanism comprises a cylinder 41, a cylinder connecting plate 42, an ejector plate 43, a movable plate 44 and a plurality of ejector pins 45 fixed on the ejector plate, wherein the base of the cylinder 41 is fixed on the lower bottom plate 12 of the frame, the piston rod of the cylinder is fixedly connected with the ejector plate 43 and the movable plate 44 through the cylinder connecting plate 42, the movable plate 44 is movably positioned on the guide post 12, and the ejector pins 45 penetrate through the movable plate and are correspondingly arranged below the through hole 25.
The cylinder control system comprises a control valve 51, a pneumatic control valve 52, a second travel switch 53 and a travel stop block 54, the control valve 51, the pneumatic control valve 52 and the second travel switch 53 are connected with the pneumatic travel switch 3 in series, the travel stop block 54 is fixed on the movable plate 44, the second travel switch 53 is arranged on the lower side surface of the upper bottom plate 11, when the drill point ejection mechanism moves to the complete drill point ejection position, the travel stop block 54 triggers the second travel switch 53 to be disconnected, and the pneumatic control valve 52 performs exhaust resetting and the cylinder reversing resetting.
Further, the upper side surfaces of the left magazine positioning seat 21 and the right magazine positioning seat 22 extend oppositely to form a left upper limit and a right upper limit; the movable plate 44 is movably connected with the guide post 12 through a linear bearing 46; the number of the guide posts 12 is four, and the four guide posts are arranged between the four corners of the upper bottom plate and the lower bottom plate; the pneumatic control valve 52 is a two-position five-way valve; a circle of protective plates 14 are arranged below the upper bottom plate and surround the movable plate and the ejector plate.
The semi-automatic magazine needle withdrawing machine has the working process as follows:
firstly, the magazine 100 requiring needle withdrawing is mounted on the magazine positioning seat arranged on the upper base plate 13, that is, the magazine 100 is plugged into the magazine positioning channel 24 formed between the left magazine positioning seat 21 and the right magazine positioning seat 22 and pushed to the magazine positioning plate 23 for positioning, and the magazine 100 pushes the touch end 31 of the pneumatic travel switch 3 simultaneously in the pushing process, so that the pneumatic travel switch 3 is turned on. Since the pneumatic travel switch 3 is connected in series in the cylinder control system, i.e., the communication control valve 51, the pneumatic control valve 52, and the second travel switch 53, can be activated only when the pneumatic travel switch 3 is turned on.
Then, the control button of the control valve 51 is pressed and released, compressed air enters the control end of the pneumatic control valve 52 from the control valve 51 through the pneumatic travel switch 3 and the second travel switch 53 of the magazine detection mechanism, the main air passage of the pneumatic control valve 52 is opened, the compressed air enters the lower end of the air cylinder 41 from the main air passage of the pneumatic control valve 52, the piston is pushed, and the whole drill point ejection mechanism moves upwards to eject the drill point. When the drill point cylinder rises to a set position, namely when the drill point finishes ejecting, a stroke stop block 54 arranged on the movable plate 44 pushes a second stroke switch 53 to act, the air source pressure of the control system is removed, the pneumatic control valve 52 returns to the initial state, the air inlet and outlet directions of the cylinder are reversed, the piston returns downwards, the whole drill point ejecting mechanism returns downwards to the initial state, the magazine is taken out by the right hand, and the one-time needle withdrawing process is finished.
In the semi-automatic magazine needle withdrawing machine, a pneumatic travel switch 3 of a magazine detection mechanism, a control valve 51, a pneumatic control valve 52 and a second travel switch 53 in a control system are connected in series in the same air path to form a safety interlocking mechanism, namely only when the magazine is installed in place and the pneumatic travel switch 3 is triggered to be opened, a button of the control valve 51 is operated to start a main air path of the pneumatic control valve 52 to supply air to an air cylinder 41, and when the magazine is withdrawn from the installation position or is not installed in place, the pneumatic travel switch 3 is in a disconnected state, and at the moment, the button of the control valve 51 is operated to stop starting the main air path of the pneumatic control valve 52.
The semi-automatic magazine needle withdrawing machine is also provided with a second travel switch 53 and a travel stop block 54, the travel stop block 54 synchronously moves along with the movable plate 44, namely the ejection mechanism, when the ejection mechanism moves to a set position, the travel stop block 54 simultaneously touches the second travel switch 53 to disconnect the second travel switch 53, the air source pressure of a control system is removed, the air cylinder 41 automatically resets and returns to an initial position, manual operation is not needed, the operation difficulty is reduced, and the production efficiency is improved.
In addition, the upper sides of the left magazine positioning seat 21 and the right magazine positioning seat 22 extend oppositely to form a left upper limit and a right upper limit, respectively, so as to limit the upper side of the magazine inserted into the magazine positioning channel, thereby ensuring that the magazine is fixed in position and the drill point 101 is smoothly ejected by the ejector pin when the pin is withdrawn.
Therefore, the cylinder control system and the magazine detection mechanism of the semi-automatic magazine needle withdrawing machine form a safety interlocking mechanism, and when the magazine is not installed in place or the ejection mechanism is not at the initial position and is in misoperation, the equipment can automatically reset and cannot start to work, so that quality accidents and safety accidents are avoided; meanwhile, after the drill point is ejected out of the magazine, the ejection mechanism automatically returns to the initial position, manual operation is not needed, operation difficulty is reduced, and production efficiency is improved. In a word, the semi-automatic magazine needle withdrawing machine does not need manual material pulling, avoids manual material pulling and needle breaking and industrial accidents caused by uneven force application, and has the advantages of simple structure, convenient operation, low cost, complete pneumatic control of the whole machine, no need of a power supply, safe and reliable operation and the like.
In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. The foregoing description is only a preferred embodiment of the invention, which can be embodied in many different forms than described herein, and therefore the invention is not limited to the specific embodiments disclosed above. And that those skilled in the art may, using the methods and techniques disclosed above, make numerous possible variations and modifications to the disclosed embodiments, or modify equivalents thereof, without departing from the scope of the claimed embodiments. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a semi-automatic magazine moves back needle machine, includes by upper plate (13), lower plate (11) and is located the frame that guide pillar (12) between upper plate and the lower plate are constituteed, its characterized in that: be equipped with magazine positioning mechanism, magazine detection mechanism, drill point ejection mechanism and cylinder control system in the frame, wherein:
the magazine positioning mechanism comprises a left magazine positioning seat (21), a right magazine positioning seat (22) and a magazine positioning plate (23), the left magazine positioning seat (21) and the right magazine positioning seat (22) are spaced and symmetrically fixed on an upper base plate (11) of the rack, a magazine positioning channel (24) for placing a magazine (100) is formed between the left magazine positioning seat (21) and the right magazine positioning seat (22), the magazine positioning plate (23) is fixedly arranged outside an outlet end of the magazine positioning channel (24), and a through hole (25) is formed in the upper base plate (13) corresponding to the magazine positioning channel (24);
the magazine detection mechanism comprises a pneumatic travel switch (3), the pneumatic travel switch (3) is arranged on an upper bottom plate (11) of the rack, a touch end (31) of the pneumatic travel switch is located on the front side of a magazine positioning plate (23), and when the magazine (100) is placed into the magazine positioning channel (23) and pushed to abut against the magazine positioning plate (22) to an installation position, the magazine (100) touches the touch end (31) of the pneumatic travel switch (3) to enable the pneumatic travel switch (3) to be opened;
the drill point ejection mechanism comprises an air cylinder (41), an air cylinder connecting plate (42), an ejector plate (43), a movable plate (44) and a plurality of ejector pins (45) fixed on the ejector plate, wherein the base of the air cylinder (41) is fixed on a lower bottom plate (12) of the rack, a piston rod of the air cylinder is fixedly connected with the ejector plate (43) and the movable plate (44) through the air cylinder connecting plate (42), the movable plate (44) is movably positioned on the guide post (12), and the ejector pins (45) penetrate through the movable plate and are correspondingly arranged below the through hole (25);
the cylinder control system comprises a control valve (51), a pneumatic control valve (52), a second travel switch (53) and a travel stop block (54), the control valve (51), the pneumatic control valve (52) and the second travel switch (53) are connected with the pneumatic travel switch (3) in series, the travel stop block (54) is fixed on the movable plate (44), the second travel switch (53) is arranged on the lower side surface of the upper bottom plate (11), when the drill point ejection mechanism moves to the complete ejection position of the drill point, the travel stop block (54) triggers the second travel switch (53) to be disconnected, and the pneumatic control valve (52) exhausts and resets and the cylinder is reversed and reset.
2. The semi-automatic magazine ejector of claim 1, wherein: the upper side surfaces of the left magazine positioning seat (21) and the right magazine positioning seat (22) extend oppositely to form a left upper limit and a right upper limit respectively.
3. The semi-automatic magazine ejector of claim 2, wherein: the movable plate (44) is movably connected with the guide post (12) through a linear bearing (46).
4. The semi-automatic magazine ejector of claim 3, wherein: the number of the guide columns (12) is four, and the four guide columns are arranged between four corners of the upper bottom plate and four corners of the lower bottom plate.
5. The semi-automatic magazine ejector of claim 1, wherein: the pneumatic control valve (52) is a two-position five-way valve.
6. The semi-automatic magazine ejector of claim 1, wherein: a circle of protection plates (14) are arranged below the upper bottom plate and surround the movable plate and the ejector plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010592779.6A CN111604992A (en) | 2020-06-25 | 2020-06-25 | Semi-automatic magazine needle withdrawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010592779.6A CN111604992A (en) | 2020-06-25 | 2020-06-25 | Semi-automatic magazine needle withdrawing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111604992A true CN111604992A (en) | 2020-09-01 |
Family
ID=72196865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010592779.6A Pending CN111604992A (en) | 2020-06-25 | 2020-06-25 | Semi-automatic magazine needle withdrawing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111604992A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112419584A (en) * | 2020-10-30 | 2021-02-26 | 海口琼侬枝头农业科技有限公司 | Cutting and weighing integrated jackfruit vending machine |
-
2020
- 2020-06-25 CN CN202010592779.6A patent/CN111604992A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112419584A (en) * | 2020-10-30 | 2021-02-26 | 海口琼侬枝头农业科技有限公司 | Cutting and weighing integrated jackfruit vending machine |
| CN112419584B (en) * | 2020-10-30 | 2022-01-28 | 海口琼侬枝头农业科技有限公司 | Cutting and weighing integrated jackfruit vending machine |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: No.88, Shuangma Road, Ouxi Industrial Park, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Applicant after: Jinzhou Jinggong Technology (Kunshan) Co.,Ltd. Address before: No.88, Shuangma Road, Ouxi Industrial Park, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Applicant before: HUAWEINA PRECISION TOOLS (KUNSHAN) Co.,Ltd. |
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| CB02 | Change of applicant information |