Multi-hole-site aluminum pipe punching machine

Abstract

The utility model discloses a multi-hole-site aluminum pipe punching machine which comprises a machine frame, a mounting plate is arranged on the machine frame, an outer sleeve is arranged on the mounting plate, an inner sleeve for positioning an aluminum pipe is arranged on the outer sleeve, a plurality of first through holes with different hole diameters are formed in the side wall of the inner sleeve, and matched punching columns are arranged in the first through holes. A limiting arm corresponding to the punching column and an air cylinder driving the punching column to move towards the aluminum pipe in the inner sleeve are arranged on the mounting plate, the limiting arm abuts against the end face of the end, away from the first through hole, of the punching column, and the output end of the air cylinder is connected with the punching column in a split mode; each punching column is sleeved with a spring which enables the punching column to have the trend of moving towards the limiting arm all the time. The punching column abuts against the limiting arm through the spring, the output end of the air cylinder does not need to be connected with the punching column, the punching column does not need to be detached from the output end of the air cylinder, the detaching and replacing efficiency is improved, and the problems of low production efficiency, high cost and the like are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminum pipe punching technical field, concretely relates to a multi -hole site aluminum pipe puncher. BACKGROUND

[0002] At present, when the aluminum pipe is processed, generally is through the puncher to process, through the output end connection punch column of driving cylinder, utilizes driving cylinder drive punch column and makes the aluminum pipe punch out the through -hole.

[0003] But this puncher, because driving cylinder output end is directly connected punch column, when needing to punch the aluminum pipe of different aperture, need to replace punch column and driving cylinder after unhooking, when relating to multi -hole site punch, punch column's quantity is more, the punch column that needs to unhook increases, and the time of unhooking is also longer, lead to production efficiency reduction, cost improvement and so on problem. UTILITY MODEL CONTENTS

[0004] The utility model provides a multi -hole site aluminum pipe puncher in view of the deficiency of prior art, its through spring makes punch column and press in the limiting arm, need not be connected with punch column of cylinder output end, need not be unhooked punch column from cylinder output end, improves the unhooking efficiency, solves the problem such as low production efficiency, high cost.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of multi -hole site aluminum pipe puncher, including rack, the mounting plate is equipped on the rack, the outer sleeve is equipped on the mounting plate, the detachable inner sleeve for positioning aluminum pipe is equipped on the outer sleeve, the side wall of the outer sleeve one end protruding is provided with a plurality of first through -holes of different aperture, the first through -hole penetrates the inner and outer surfaces of side wall, the first through -hole is equipped with the punch column of adaptation, the mounting plate is equipped with the limiting arm corresponding punch column and the cylinder of driving punch column and move towards the aluminum pipe in inner sleeve, the limiting arm is pressed in the end face of punch column far from the first through -hole end, the output end of the cylinder is connected with the punch column in a body, the spring that makes punch column always have the tendency of moving towards the limiting arm is all set on the punch column;Through spring makes punch column and press in the limiting arm, need not be connected with punch column of cylinder output end, need not be unhooked punch column from cylinder output end, improve the unhooking efficiency, solve the problem such as low production efficiency, high cost.

[0007] As a preferred scheme, the punch column far from the first through -hole one end is equipped with a limiting block, the limiting arm is pressed in one side of limiting block, the cylinder output end is opposite the center of limiting block.

[0008] As a preferred scheme, the outer sleeve side wall is provided with a plurality of second through -holes, and the inner sleeve is fixed on the outer sleeve by screw or bolt through the second through -hole.

[0009] As a preferred solution, the limiting arm is L-shaped, and the limiting arm comprises a pressing part for pressing the limiting block and a mounting part mounted on the mounting plate.

[0010] As a preferred solution, the mounting plate and the mounting part are respectively provided with a first fixing hole and a second fixing hole, and the limiting arm is fixed on the mounting plate by cooperation of the first fixing hole and the second fixing hole with a screw or a bolt.

[0011] As a preferred solution, the mounting plate is further provided with a positioning groove, the first fixing hole is arranged in the positioning groove, and the length of the positioning groove is greater than the length of the mounting part.

[0012] As a preferred solution, the first fixing hole and / or the second fixing hole is / are runway-shaped.

[0013] As a preferred solution, the number of the first through holes is six, and the number of the punching columns is also six.

[0014] As a preferred solution, the shape of the mounting plate is circular.

[0015] As a preferred solution, the air cylinders are uniformly arranged around the mounting plate.

[0016] Compared with the prior art, the utility model has obvious advantages and beneficial effects, specifically, the inner sleeve is arranged on the outer sleeve, the spring makes the punching column press against the limiting arm, the punching column does not need to be connected with the air cylinder output end, compared with the prior punching machine, the inner sleeve and the punching column can be replaced without being detached from the air cylinder output end, the replacement efficiency is improved, and then the production efficiency and production benefit are improved.

[0017] To make the structure features, technical means and achieved specific purposes and functions of the utility model clearer, the utility model will be further described in detail in combination with the drawings and specific embodiments as follows: BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is the assembly structure schematic view of the embodiment of the utility model;

[0019] Figure 2 is the mounting plate and punching mechanism exploded structure schematic view of the embodiment of the utility model;

[0020] Figure 3 is Figure 2 structure schematic view of A in the figure.

[0021] EXPLANATION OF THE DRAWINGS:

[0022] 10 - rack; 11 - controller; 12 - mounting plate;

[0023] 13-outer sleeve; 14-second through hole; 15-first fixed hole;

[0024] 16-positioning groove; 20-inner sleeve; 21-first through hole;

[0025] 22-punching post; 23-limiting block; 24-spring;

[0026] 25-limiting arm; 251-pressing part; 252-mounting part;

[0027] 253-second fixed hole; 26-cylinder. DETAILED DESCRIPTION

[0028] In the description of the utility model, it is necessary to explain that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relationship based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated position or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0029] In the description of the utility model, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0030] As Figures 1-3The utility model discloses a kind of multi-hole aluminum pipe punching machines, including rack 10, the rack 10 is equipped with mounting plate 12, the mounting plate 12 is equipped with outer sleeve 13, the outer sleeve 13 is equipped with detachable inner sleeve 20 for positioning aluminum pipe;Second through-hole 14 is opened in the lateral wall of outer sleeve 13, and the inner sleeve 20 is fixed on outer sleeve 13 by screw passing through second through-hole 14;When needing to replace punching column 22 and inner sleeve 20, screw is removed from second through-hole 14, punching column 22 and inner sleeve 20 can be directly removed together, and the required inner sleeve 20 is inserted into outer sleeve 13, and the screw of second through-hole 14 is fixed, i.e. can be completed replacement, improve replacement efficiency;The lateral wall of one end of outer sleeve 13 protruding from inner sleeve 20 is equipped with a plurality of first through-holes 21 of different hole diameters, the first through-hole 21 is through the inner and outer surfaces of lateral wall, the first through-hole 21 is equipped with the punching column 22 of adaptation in, the mounting plate 12 is equipped with the limiting arm 25 corresponding punching column 22 and the cylinder 26 of driving punching column 22 to move aluminum pipe in inner sleeve 20, the limiting arm 25 is pressed in the end face of one end of punching column 22 away from first through-hole 21, the output end of cylinder 26 is connected with punching column 22 separately, the punching column 22 is equipped with spring 24 on, so that punching column 22 always has the tendency of moving to limiting arm 25;The limiting block 23 is equipped in one end of punching column 22 away from first through-hole 21, the limiting arm 25 is pressed in one side of limiting block 23, and the output end of cylinder 26 is opposite the center of limiting block 23;Punching column 22 is pressed on limiting arm 25 by spring 24, it is unnecessary to connect the output end of cylinder 26 with punching column 22, without having to remove punching column 22 from the output end of cylinder 26, improve dismounting efficiency, solve the problems, such as low production efficiency, high cost.

[0031] The rack 10 is also equipped with controller 11, and the controller 11 can independently control a single or multiple cylinders 26, thereby enabling single or multiple punching operations on the aluminum pipe.

[0032] The limiting arm 25 is L-shaped, and the limiting arm 25 comprises a pressing part 251 pressing against the limiting block 23 and a mounting part 252 mounted on the mounting plate 12; the mounting plate 12 and the mounting part 252 are respectively provided with a first fixing hole 15 and a second fixing hole 253, and the limiting arm 25 is fixed on the mounting plate 12 by cooperation of the screw or bolt and the first fixing hole 15 and the second fixing hole 253; the mounting plate 12 is further provided with a positioning groove 16, the first fixing hole 15 is arranged in the positioning groove 16, and the length of the positioning groove 16 is greater than the length of the mounting part 252; the second fixing hole 253 is a runway type; through the positioning groove 16, the first fixing hole 15 and the second fixing hole 253, the limiting arm 25 can move in the positioning groove 16, so as to adjust the position of the limiting arm 25, and then adjust the tightness of the spring 24, realize the return of the punching column 22, and at the same time, the spring 24 can be replaced without disassembling the inner sleeve 20, which is convenient for maintenance.

[0033] It should be understood that the first fixing hole 15 can also be a runway type, or the first fixing hole 15 and the second fixing hole 253 are both set to a runway type, or a plurality of first fixing holes 15 and second fixing holes 253 are arranged on the mounting groove or the mounting part 252, the shapes of the first fixing hole 15 and the second fixing hole 253 can also be rectangular, and the limiting arm 25 can move and be fixed in the positioning groove 16

[0034] The number of the first through hole 21 is six, and the number of the punching column 22 is also six.

[0035] It should be understood that the number of the first through hole 21 and the punching column 22 can be set according to actual needs, for example, five punching holes are set, and five punching columns 22 are correspondingly set.

[0036] The shape of the mounting plate 12 is circular; the gas cylinders 26 are uniformly arranged around the mounting plate 12; by setting the positions of the gas cylinders 26, the gas cylinders 26 punch around the aluminum pipe, and the stability of punching is improved.

[0037] It should be understood that the positions of the gas cylinders 26 are changed with the positions of the first through holes 21.

[0038] The use method of the utility model discloses: the aluminium pipe is inserted into the inner sleeve 20, and is fixed through the screw at the second through hole 14, starts the cylinder 26 and pushes the punching column 22 and carries out the punching, after punching, the cylinder 26 pulls back, the punching column 22 loses the push of the cylinder 26 and resets under the elastic force of spring 24, and then is pressed on the limiting arm 25, completes the punching, when needing to replace the inner sleeve 20 and the punching column 22, the screw at the second through hole 14 is loosened, directly pulls up the inner sleeve 20 and the punching column 22, can take down the inner sleeve 20 and the punching column 22, and then inserts the inner sleeve 20 with the punching column 22 into the outer sleeve 13, tightens the screw at the second through hole 14, and the punching column 22 is naturally pressed on the limiting arm 25 under the action of spring 24, completes replacement.

[0039] In conclusion, the utility model discloses: the inner sleeve 20 is set up on the outer sleeve 13, and spring 24 makes the punching column 22 press on the limiting arm 25, need not connect the cylinder 26 output end with the punching column 22, relative to the existing puncher, need not take down the punching column 22 from the cylinder 26 output end and can replace the inner sleeve 20 and the punching column 22, improve the replacement efficiency, and then improve the production efficiency, improve the production benefit.

[0040] The above, only the preferred embodiment of the utility model has been described, and does not limit the utility model, so any modification, equivalent replacement, improvement etc. of the above embodiment according to the technical actuality of the utility model still belongs to the range of the utility model technical scheme.

Claims

1. A multi-station aluminum tube piercer characterized by, The utility model provides a kind of aluminum pipe positioning device, including rack, which is provided with mounting plate, and the mounting plate is provided with outer sleeve, and the outer sleeve is provided with detachable inner sleeve for positioning aluminum pipe, and the side wall of the one end of the inner sleeve protruding the outer sleeve is provided with a plurality of first through holes of different aperture, and the first through hole penetrates the inner and outer surfaces of side wall, and the first through hole is provided with the corresponding punching column, and the mounting plate is provided with the limiting arm corresponding punching column and the cylinder that drives punching column to move aluminum pipe in inner sleeve, and the limiting arm is pressed in the end face of punching column away from first through hole, and the output end of the cylinder is connected with punching column in body, and the punching column is all provided with spring, so that punching column always has the tendency to move to limiting arm.

2. The multi-station aluminum tube piercer of claim 1, wherein, The one end of the punching column away from first through hole is provided with limiting block, and the limiting arm is pressed in one side of limiting block, and the output end of the cylinder is opposite to the center of limiting block.

3. The multi-station aluminum tube piercer of claim 1 wherein, The side wall of the outer sleeve is provided with a plurality of second through holes, and the inner sleeve is fixed on the outer sleeve by screw or bolt through the second through hole.

4. The multi-station aluminum tube piercer of claim 2 wherein, The limiting arm is L-shaped, and the limiting arm includes pressing part for pressing limiting block and mounting part mounted on mounting plate.

5. The multi-station aluminum tube piercer of claim 4 wherein, The mounting plate and mounting part are respectively provided with first fixing hole and second fixing hole, and the limiting arm is fixed on the mounting plate by screw or bolt cooperating with first fixing hole and second fixing hole.

6. The multi-station aluminum tube piercer of claim 5 wherein, The mounting plate is also provided with positioning groove, and the first fixing hole is arranged in the positioning groove, and the length of the positioning groove is greater than the length of the mounting part.

7. The multi-station aluminum tube piercer of claim 6 wherein, The first fixing hole and / or second fixing hole are runway type.

8. The multi-station aluminum tube piercer of claim 1 wherein, The number of first through holes is six, and the number of punching columns is also six.

9. The multi-station aluminum tube piercer of claim 1 wherein, The shape of the mounting plate is circular.

10. The multi-station aluminum tube piercer of claim 9 wherein, The cylinder is uniformly arranged around the mounting plate.

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