CN211027669U - Anti-sticking device for punch - Google Patents
Anti-sticking device for punch Download PDFInfo
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- CN211027669U CN211027669U CN201921350361.3U CN201921350361U CN211027669U CN 211027669 U CN211027669 U CN 211027669U CN 201921350361 U CN201921350361 U CN 201921350361U CN 211027669 U CN211027669 U CN 211027669U
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- sliding block
- cylinder barrel
- rod
- die
- ejector rod
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Abstract
The utility model discloses a die sticking prevention device of a punch, which comprises a frame, wherein a guide rod, a slide block, an upper die, a lower die, a ventilation component and an ejection component are arranged on the frame; the guide rod is fixedly arranged on the machine frame, the sliding block is connected to the guide rod in a sliding manner, the upper die is arranged on the sliding block, and the lower die is arranged on the machine frame; the ventilation assembly comprises a cylinder barrel, a piston rod and an air pipe; the ejection assembly comprises an ejector rod, a compression spring and a sucker. The utility model provides a can make work piece and upper and lower mould all off-going device at punch press during operation to reach the purpose that prevents the sticking die, promote product quality, and improve drawing of patterns efficiency and production efficiency greatly.
Description
Technical Field
The utility model belongs to the technical field of the punch press equipment technique and specifically relates to antiseized mould device of punch press.
Background
In modern production, the stamping process has the advantages of material and energy conservation, high efficiency, low technical requirement on operators and capability of making products which cannot be achieved by mechanical processing through various die applications compared with the traditional mechanical processing, so that the stamping process has more and more extensive applications and extremely wide application range in various industries. The design principle of the punch is that circular motion is converted into linear motion, a main motor drives a flywheel, a clutch drives a gear, a crankshaft (or an eccentric gear), a connecting rod and the like to rotate, so that the linear motion of a sliding block is achieved, and the motion from the main motor to the connecting rod is circular motion.
However, when the punching die is used for punching a plate, in the process of upward material returning of the die, the punch and the workpiece are adhered due to the friction action of the plate workpiece and the punch, meanwhile, the lower die is also adhered due to the contact with the plate workpiece during punching, the quality of punch forming of a product is greatly influenced no matter what condition, and the demolding efficiency and the production efficiency are greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to not enough among the prior art, provide the anti-sticking die device of punch press.
In order to solve the technical problem, the utility model discloses a following technical scheme can solve: the anti-sticking device for the punch comprises a frame, wherein a guide rod, a sliding block, an upper die, a lower die, a ventilation assembly and an ejection assembly are arranged on the frame; the guide rod is fixedly arranged at the top of the rack, the sliding block is connected to the guide rod in a sliding mode, the upper die is arranged on the bottom face of the sliding block, and the lower die is arranged on an operation platform of the rack and located right below the upper die; the ventilation assembly comprises a cylinder barrel, a piston rod and an air pipe, the cylinder barrel is fixedly arranged on the rack, the upper part of the cylinder barrel is provided with an air outlet communicated with the inner cavity of the cylinder barrel, the lower part of the cylinder barrel is provided with an air inlet communicated with the inner cavity of the cylinder barrel, the piston rod is matched with the cylinder barrel piston, the lower end of the piston rod is fixedly arranged on the sliding block, and one end of the air pipe is communicated with the air outlet; the ejection assembly comprises an ejector rod, a compression spring and a sucker, the ejector rod is connected to the sliding block in a sliding mode, the compression spring is sleeved on the ejector rod, two ends of the compression spring are respectively abutted to the sliding block and the ejector rod, the sucker is arranged at the end portion of the lower end of the ejector rod, the horizontal plane where the bottom surface of the sucker is located below the horizontal plane where the bottom surface of the upper die is located, a gas channel is formed in the ejector rod, one end of the gas channel is connected with the sucker, and the other end of the gas channel is connected with the. The device has the beneficial effects that the device for preventing the punch from sticking the die can prevent the upper die and the lower die from being stuck with the workpiece in the punching process of the punch.
In the above technical solution, preferably, a baffle is disposed at the end of the lower end of the ejector rod, and two ends of the compression spring respectively abut against the slider and the baffle; set up the cell body and the through-hole of mutual intercommunication on the slider, the ejector pin wears to establish and sliding connection be in through-hole department, opening department is provided with first locating part under the through-hole, ejector pin sliding connection be in the position department of through-hole be provided with first locating part complex second locating part, the second locating part is located first locating part top. The adjustable ejection assembly has the beneficial effects that the height of the ejection assembly can be adjusted through the nut, the adjustable ejection assembly is suitable for different workpieces, and the workpieces are separated from the upper die through the self resilience force of the compression spring during stamping so as to achieve the anti-adhesion effect.
In the above technical solution, preferably, a seal ring is arranged between the piston rod and the cylinder; the machine frame is symmetrically provided with two guide rods, and the sliding block is simultaneously in sliding connection with the two guide rods. The sliding block type air cylinder has the beneficial effects that the piston rod can move up and down along with the sliding block and can form a sealed air cylinder structure.
In the above technical solution, preferably, the suction cup is made of soft rubber. The lower die has the beneficial effect that the lower die can better adsorb a workpiece when being separated from the punch.
The utility model has the advantages that: the utility model provides a can make work piece and upper and lower mould all off-going device at punch press during operation to reach the purpose that prevents the sticking die, promote product quality, and improve drawing of patterns efficiency and production efficiency greatly.
Drawings
Fig. 1 is a schematic view of the present invention.
Fig. 2 is a schematic view of the cooperation between the ejection assembly and the air tube.
Detailed Description
The invention will be described in further detail with reference to the following detailed description and accompanying drawings: referring to fig. 1 and 2, the anti-sticking device for the punch comprises a frame 1, wherein a guide rod 2, a slide block 3, an upper die 4, a lower die 5, a ventilation assembly and an ejection assembly are arranged on the frame 1.
The guide rod 2 is fixedly arranged at the top of the machine frame 1, the sliding block 3 is connected to the guide rod 2 in a sliding mode, preferably, two guide rods 2 are symmetrically arranged on the machine frame 1, the sliding block 3 is simultaneously connected with the two guide rods 2 in a sliding mode, and the two guide rods 2 are arranged to enable the sliding block 3 to stably and stably slide in the stamping process.
Go up mould 4 and set up on the 3 bottom surfaces of slider, lower mould 5 sets up on the operation platform of frame 1 and be located go up under mould 4, during the punching press, go up mould 4 and the cooperation of lower mould 5 and carry out the punching press operation.
The ventilation assembly comprises a cylinder barrel 6, a piston rod 8 and an air pipe 10, the cylinder barrel 6 is fixedly arranged on the rack 1, the upper portion of the cylinder barrel 6 is provided with an air outlet 7 communicated with the inner cavity of the cylinder barrel, the lower portion of the cylinder barrel 6 is provided with an air inlet 9 communicated with the inner cavity of the cylinder barrel, the piston rod 8 is matched with the piston of the cylinder barrel 6, the lower end of the piston rod is fixedly arranged on the slide block 3, and one end of the air pipe 10 is communicated with the air.
Preferably, a sealing ring is arranged between the piston rod 8 and the cylinder barrel 6, so that the piston rod 8 is always kept in a sealing state with the cylinder barrel 6 in the sliding process along with the sliding block 3, and an air cylinder structure is formed.
The ejection assembly comprises an ejector rod 12, a compression spring 13 and a sucker 14, wherein the ejector rod 12 is connected to the sliding block 3 in a sliding mode, the compression spring 13 is sleeved on the ejector rod 12, two ends of the compression spring 13 respectively abut against the sliding block 3 and the ejector rod 12, preferably, a baffle plate 121 is arranged at the end portion of the lower end of the ejector rod 12, two ends of the compression spring 13 respectively abut against the sliding block 3 and the baffle plate 121, and the ejector rod 12 can be ejected out after the compression of the compression spring 13.
The sucker 14 is arranged at the end part of the lower end of the ejector rod 12, the horizontal plane of the bottom surface of the sucker is located below the horizontal plane of the bottom surface of the upper die 4, the sucker is firstly in contact with a workpiece in the stamping process and then performs stamping operation, the sucker is firstly in contact with the workpiece and then continuously moves down to ensure that the sucker can suck the workpiece, and the workpiece can be taken away after the stamping is completed so as to be separated from the lower die.
An air channel 122 is formed in the top rod 12, one end of the air channel 122 is connected with the suction cup 14, and the other end of the air channel 122 is connected with the air pipe 10.
Preferably, the material of the suction cup 14 is soft rubber, and the soft rubber can be better adsorbed on the surface of a workpiece, so that a better closed space is formed inside the suction cup during adsorption.
Preferably, a groove body 31 and a through hole which are communicated with each other are formed in the sliding block 3, the ejector rod 12 is arranged in the through hole in a penetrating mode and connected in a sliding mode, a first limiting part is arranged at the lower opening of the through hole, the ejector rod 12 is connected in a sliding mode and arranged at the position of the through hole, a second limiting part 123 matched with the first limiting part is arranged, and the second limiting part 123 is located above the first limiting part.
The ejector rod 12 enables the compression spring 13 to generate elastic force after the workpiece is compressed during stamping through the groove body and the through hole formed in the sliding block 3, so that the workpiece is ejected out when being adhered to the upper die, and the first limiting piece and the second limiting piece 123 are matched to prevent the ejector rod from falling off.
The working principle or the using method is as follows:
starting a stamping part of the punch press, enabling the stamping part to move downwards and driving the sliding block 3 to move downwards along with the sliding block 3, meanwhile, the piston rod 8 moves downwards along with the sliding block 3, continuously performing air suction action on the suction cup 14, and before the stamping part is stamped, the suction cup 14 firstly contacts the workpiece due to the relevant specific position relation between the suction cup 14 and the lower die 5, after the suction cup 14 firstly contacts the workpiece, the sliding block 3 continuously moves downwards and continuously drives the piston rod 8 to perform air suction action on the suction cup 14, namely in the process that the suction cup 14 contacts the workpiece and stamping is completed, the piston rod 8 pumps air between the suction cup 14 and the workpiece out, and the suction cup 14 sucks the workpiece;
when the upper die 4 contacts and punches a workpiece, the ejector rod 12 is pressed and interacts upwards, and the compression spring 13 contracts until the punching operation is finished;
after the stamping is finished, the stamping part moves upwards, the workpiece is separated from the lower die 5 by the adsorption force of the suction disc 14, in the process that the stamping part moves upwards, the piston rod 8 slides upwards along with the slide block 3, the cylinder 6 compresses and supplies air into the suction disc 14, the adsorption force of the suction disc 14 disappears, the suction disc 14 is separated from the workpiece, the workpiece is forced to be separated from the upper die 4 along with the thrust of the compression spring 13 to the push rod 12, and one-time stamping and automatic demoulding operation is finished.
Wherein, the compression spring 13 automatically extends after losing all external factors generating pressure to the compression spring, and generates thrust to the push rod.
The device can prevent the workpiece from being adhered to the upper die and the lower die during stamping, so that the demolding efficiency and the production efficiency are improved, and the product quality is improved.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (5)
1. Antiseized mould device of punch press, including frame (1), its characterized in that: the machine frame (1) is provided with a guide rod (2), a sliding block (3), an upper die (4), a lower die (5), a ventilation assembly and an ejection assembly;
the guide rod (2) is fixedly arranged at the top of the rack (1), the sliding block (3) is connected to the guide rod (2) in a sliding mode, the upper die (4) is arranged on the bottom surface of the sliding block (3), and the lower die (5) is arranged on an operation platform of the rack (1) and is located right below the upper die (4);
the ventilation assembly comprises a cylinder barrel (6), a piston rod (8) and an air pipe (10), the cylinder barrel (6) is fixedly arranged on the rack (1), the upper part of the cylinder barrel (6) is provided with an air outlet (7) communicated with the inner cavity of the cylinder barrel, the lower part of the cylinder barrel is provided with an air inlet (9) communicated with the inner cavity of the cylinder barrel, the piston rod (8) is matched with the piston of the cylinder barrel (6), the lower end of the piston rod is fixedly arranged on the sliding block (3), and one end of the air pipe (10) is communicated with the air outlet (7);
the ejection assembly comprises an ejector rod (12), a compression spring (13) and a sucker (14), the ejector rod (12) is connected to the sliding block (3) in a sliding mode, the compression spring (13) is sleeved on the ejector rod (12) and two ends of the compression spring respectively abut against the sliding block (3) and the ejector rod (12), the sucker (14) is arranged at the end portion of the lower end of the ejector rod (12), the horizontal plane where the bottom surface of the sucker is located below the horizontal plane where the bottom surface of the upper die (4) is located, the ejector rod (12) is provided with a gas channel, one end of the gas channel is connected with the sucker (14), and the other end of the gas channel is connected with the gas pipe (10);
set up cell body (31) and the through-hole of mutual intercommunication on slider (3), ejector pin (12) are worn to establish and sliding connection is in through-hole department, opening department is provided with first locating part under the through-hole, ejector pin (12) sliding connection be in the position department of through-hole be provided with first locating part complex second locating part (123), second locating part (123) are located first locating part top.
2. The anti-sticking device for punching machine according to claim 1, wherein: and a sealing ring is arranged between the piston rod (8) and the cylinder barrel (6).
3. The anti-sticking device for punch press according to claim 1 or 2, characterized in that: the sucking disc (14) is made of soft rubber.
4. The anti-sticking device for punching machine according to claim 1, wherein: the lower end part of the ejector rod (12) is provided with a baffle, and two ends of the compression spring (13) respectively abut against the sliding block (3) and the baffle.
5. The anti-sticking device for punching machine according to claim 1, wherein: the guide rod assembly is characterized in that the two guide rods (2) are symmetrically arranged on the rack (1), and the sliding block (3) is simultaneously in sliding connection with the two guide rods (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921350361.3U CN211027669U (en) | 2019-08-20 | 2019-08-20 | Anti-sticking device for punch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921350361.3U CN211027669U (en) | 2019-08-20 | 2019-08-20 | Anti-sticking device for punch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211027669U true CN211027669U (en) | 2020-07-17 |
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ID=71544221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921350361.3U Active CN211027669U (en) | 2019-08-20 | 2019-08-20 | Anti-sticking device for punch |
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| Country | Link |
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| CN (1) | CN211027669U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352807A (en) * | 2021-06-18 | 2021-09-07 | 上海源超印刷有限公司 | Concave-convex label processing device and processing technology thereof |
| CN113426915A (en) * | 2021-07-29 | 2021-09-24 | 江苏正益机电设备有限公司 | Stamping device for processing and manufacturing food production equipment |
-
2019
- 2019-08-20 CN CN201921350361.3U patent/CN211027669U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352807A (en) * | 2021-06-18 | 2021-09-07 | 上海源超印刷有限公司 | Concave-convex label processing device and processing technology thereof |
| CN113352807B (en) * | 2021-06-18 | 2022-10-21 | 上海源超印刷有限公司 | Concave-convex label processing device and processing technology thereof |
| CN113426915A (en) * | 2021-07-29 | 2021-09-24 | 江苏正益机电设备有限公司 | Stamping device for processing and manufacturing food production equipment |
| CN113426915B (en) * | 2021-07-29 | 2022-01-11 | 江苏正益机电设备有限公司 | Stamping device for processing and manufacturing food production equipment |
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