CN210547375U

CN210547375U - Punching device for rectangular tube

Info

Publication number: CN210547375U
Application number: CN201921545154.3U
Authority: CN
Inventors: 李广志
Original assignee: Tianjin Hongjuda Industry And Trade Co Ltd
Current assignee: Tianjin Hongjuda Industry And Trade Co Ltd
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-05-19
Anticipated expiration: 2029-09-17

Abstract

The utility model discloses a punching device for quarter bend, including operation panel and U-shaped board, the fixed structure that is used for going on fixing to a plurality of quarter bend positions that is provided with in middle part on operation panel top, fixed structure includes fixed plate and clamp plate, a plurality of standing groove has been seted up to the top equidistance of fixed plate. The utility model relates to a rectangular pipe is with punching device, twist two threaded rods along the equidirectional simultaneously, the threaded rod rotation drives rather than threaded connection's clamp plate downstream, compress tightly the top of rectangular pipe through the clamp plate, punch the rectangular pipe through the mechanism of punching, moving mechanism through being equipped with, can realize carrying out round trip movement to the mechanism of punching, punch a plurality of rectangular pipes round trip, certain work efficiency has been improved, through the piece of polishing that is equipped with, can polish the burr on rectangular pipe surface after punching, need not carry out burring operation alone, reduce a quota intensity of labour, and further improve work efficiency.

Description

Punching device for rectangular tube

Technical Field

The utility model relates to a punching device specifically is a punching device for quarter bend.

Background

Rectangular tubes, i.e. rectangular tubes. The rectangular pipe is a hollow long-strip steel, and is also called flat pipe, flat square pipe or square flat pipe. The composite material has the same bending strength and torsion strength and lighter weight, so the composite material is widely used for manufacturing mechanical parts and engineering structures.

The square tube can punch a hole through the both ends of punching device to the square tube when using according to the user demand, and current punching device can only be fixed a square tube at most at every turn, then the operation of punching a hole, and the surface of punching a hole back square tube probably has the burr, need polish through manual work or grinding device in addition, and intensity of labour is big, and efficiency is lower. Therefore, the punching device for the rectangular tube is improved.

Disclosure of Invention

For solving the defect that prior art exists, the utility model provides a punching device for quarter bend.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a rectangular tube punching device, which comprises an operation table and a U-shaped plate, wherein the middle part of the top end of the operation table is fixedly provided with a fixed structure for fixing a plurality of rectangular tube positions, the fixed structure comprises a fixed plate and a pressing plate, a plurality of placing grooves are arranged at the top end of the fixed plate at equal intervals, the pressing plate is arranged at the middle part of the top end of the fixed plate, threaded rods are inserted into the inner parts of the two ends of the pressing plate, the bottom end of each threaded rod is rotatably connected with the fixed plate through a bearing, two sides of the top end of the operation table are respectively provided with a reverse T-shaped chute, sliders are arranged in the chutes in a matched manner, the two sliders are respectively and fixedly arranged at two sides of the bottom end of the U-shaped plate, the bottom end of the U-shaped plate is provided with a dovetail block in a matched manner, the bottom end of the dovetail block is fixedly, and a moving mechanism used for moving the punching mechanism is arranged on one side of the connecting plate.

As a preferred technical scheme of the utility model, the mechanism of punching a hole includes driving motor, drift, connecting block and two electric putter, two electric putter is fixed the both sides that set up in the connecting plate bottom respectively, the connecting block respectively with two electric putter's output fixed connection, the fixed middle part that sets up on the connecting block top of driving motor, just driving motor's output passes connecting block and drift fixed connection.

As a preferred technical scheme of the utility model, the outside of drift is provided with the sleeve, through bolt fixed connection between sleeve and the drift, just the bottom mounting of drift is provided with the piece of polishing.

As an optimal technical scheme of the utility model, moving mechanism includes servo motor and lead screw, the lead screw is pegged graft with the connecting plate screw thread, just the both ends of lead screw all rotate with the U-shaped plate through the bearing and are connected, servo motor is fixed to be set up in one side of U-shaped plate, just servo motor's output passes U-shaped plate and lead screw fixed connection.

As an optimal technical scheme of the utility model, one side carving on fixed plate top is equipped with the scale mark, the inboard of U-shaped board is provided with and is used for the pointer directional to the scale mark.

As a preferred technical scheme of the utility model, the bottom of U-shaped plate both sides is all fixed and is provided with the fixed block, the equal screw thread in both sides on fixed block top is pegged graft and is had to the tight bolt, the bottom of supporting the tight bolt is passed the fixed block and is offseted tightly with the operation panel.

As an optimized technical scheme of the utility model, the U-shaped plate is close to the fixed handle that is provided with in middle part on one side of the pointer, the outside cover of handle is equipped with the anti-skidding rubber sleeve.

As a preferred technical scheme of the utility model, the inside both sides of spout all are provided with and are used for carrying out spacing stopper to the slider, through bolt fixed connection between stopper and the spout, just the bottom equidistance of slider inlays and is equipped with a plurality of ball.

The utility model has the advantages that: the punching device for the rectangular tube is characterized in that a plurality of rectangular tubes are respectively arranged in a plurality of placing grooves, one end of each rectangular tube is tightly abutted against the placing grooves, simultaneously, the two threaded rods are screwed in the same direction, the threaded rods rotate to drive the pressing plate in threaded connection with the threaded rods to move downwards, the top end of the rectangular tube is pressed through the pressing plate, then the handle is pulled to drive the punching mechanism to move, the position of the rectangular tube needing to be punched can be determined by pointing the pointer to the scale mark, then the rectangular tube is punched through the punching mechanism, the punching mechanism can be moved back and forth through the arranged moving mechanism, make a round trip to punch to a plurality of quarter bend, improved certain work efficiency, through the piece of polishing that is equipped with, can polish the burr on quarter bend surface after punching, need not carry out the burring operation alone, reduce a quota intensity of labour to work efficiency has further been improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a punching device for a rectangular tube according to the present invention;

fig. 2 is a schematic view of a fixing structure of a punching device for a rectangular tube according to the present invention;

fig. 3 is a schematic view of a connection structure between a punching mechanism and a moving mechanism of the punching device for rectangular pipes of the present invention.

In the figure: 1. an operation table; 2. a U-shaped plate; 3. a fixed structure; 301. a fixing plate; 302. pressing a plate; 303. a placement groove; 304. a threaded rod; 4. a chute; 5. a dovetail block; 6. a connecting plate; 7. a punching mechanism; 701. a drive motor; 702. a punch; 703. connecting blocks; 704. an electric push rod; 705. a sleeve; 8. a moving mechanism; 801. a servo motor; 802. a screw rod; 9. a fixed block; 10. tightly abutting against the bolt; 11. a handle; 12. scale lines; 13. a pointer; 14. and a limiting block.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, 2 and 3, the punching device for rectangular tubes of the present invention comprises an operation table 1 and a U-shaped plate 2, wherein a fixing structure 3 for fixing a plurality of rectangular tube positions is fixedly arranged at the middle of the top end of the operation table 1, the fixing structure 3 comprises a fixing plate 301 and a pressing plate 302, a plurality of placing grooves 303 are equidistantly arranged at the top end of the fixing plate 301, the pressing plate 302 is arranged at the middle of the top end of the fixing plate 301, threaded rods 304 are uniformly screwed inside the two ends of the pressing plate 302, the bottom end of the threaded rod 304 is rotatably connected with the fixing plate 301 through a bearing, sliding grooves 4 having an inverted T shape are respectively arranged at both sides of the top end of the operation table 1, sliding blocks are cooperatively arranged in the sliding grooves 4, the two sliding blocks are respectively fixedly arranged at both sides of the bottom end of the U-shaped plate 2, dovetail grooves are arranged at the bottom end of the U-shaped plate 2, the bottom mounting of dovetail block 5 is provided with connecting plate 6, the bottom of connecting plate 6 is provided with the mechanism 7 that punches a hole that is used for punching a hole to the quarter bend, one side of connecting plate 6 is provided with the moving mechanism 8 that is used for carrying out the removal to punching mechanism 7, driving motor 701 is through external motor switch and external power supply electric connection, servo motor 801 is through external servo switch and external power supply electric connection, two electric putter 704 is all through external electric putter switch and external power supply electric connection.

The punching mechanism 7 comprises a driving motor 701, a punch 702, a connecting block 703 and two electric push rods 704, wherein the electric push rods 704 are respectively and fixedly arranged at two sides of the bottom end of the connecting plate 6, the connecting block 703 is respectively and fixedly connected with output ends of the two electric push rods 704, the driving motor 701 is fixedly arranged in the middle of the top end of the connecting block 703, the output end of the driving motor 701 penetrates through the connecting block 703 and is fixedly connected with the punch 702, the electric push rods 704 work to push the connecting block 703 to move downwards, the connecting block 703 moves to drive the driving motor 701 to move downwards, and the driving motor 701 works to drive the punch 702 to rotate so as to punch a rectangular pipe.

The outer portion of the punch 702 is provided with a sleeve 705, the sleeve 705 is fixedly connected with the punch 702 through a bolt, a polishing piece is fixedly arranged at the bottom end of the punch 702, the position of the sleeve 705 outside the punch 702 is adjusted, then the positions of the punch 702 and the sleeve 705 are fixed through the bolt, the punching depth of the punch 702 can be limited through the polishing piece, and meanwhile, after the punch 702 finishes punching, the punch 702 continues to rotate to drive the polishing piece to rotate, and burrs generated on the surface of a rectangular tube can be polished.

Wherein, moving mechanism 8 includes servo motor 801 and lead screw 802,

lead screw

802 and 6 threaded socket joints of connecting plate, just the both ends of lead screw 802 all rotate with U shaped plate 2 through the bearing and are connected, servo motor 801 is fixed to be set up in one side of U shaped plate 2, just servo motor 801's output passes U shaped plate 2 and lead screw 802 fixed connection, and servo motor 801 work drives lead screw 802 and rotates, and lead screw 802 advances and drives rather than threaded connection's connecting plate 6 along lead screw 802 round trip movement, and then can realize removing the position of counterboring mechanism 7.

Wherein, the scale mark 12 is carved on one side at fixed plate 301 top, the inboard of U-shaped plate 2 is provided with and is used for the pointer 13 to the scale mark 12 is directional, and zero scale and the one end looks parallel and level of standing groove 303 of scale mark 12 can confirm the position that needs to punch the rectangular tube through the scale mark 12 that is equipped with, reduces the possibility that the great error appears in the position of punching a hole.

The bottom of the two sides of the U-shaped plate 2 is fixedly provided with a fixing block 9, the two sides of the top end of the fixing block 9 are inserted with abutting bolts 10 in a threaded manner, the bottom ends of the abutting bolts 10 penetrate through the fixing block 9 to abut against the operating platform 1, the positions of the fixing block 9 and the operating platform 1 can be fixed through the abutting bolts 10, and then the position of the punching mechanism 7 on the U-shaped plate 2 is fixed.

The middle part of the U-shaped plate 2 close to one side of the pointer 13 is fixedly provided with a handle 11, the outer sleeve of the handle 11 is provided with an anti-skid rubber sleeve, and the U-shaped plate 2 is convenient to pull through the handle 11, so that the punching mechanism 7 is driven to move.

Wherein, the inside both sides of spout 4 all are provided with and are used for carrying out spacing stopper 14 to the slider, through bolt fixed connection between stopper 14 and the spout 4, just the bottom equidistance of slider inlays and is equipped with a plurality of ball, through the ball that is equipped with, can reduce the frictional force between spout 4 and the slider, makes more smooth and easy that the slider removed.

When the device works, a plurality of rectangular tubes are respectively arranged in a plurality of placing grooves 303, one end of each rectangular tube is tightly abutted to the placing grooves 303, then two threaded rods 304 are simultaneously screwed in the same direction, the threaded rods 304 rotate to drive a pressing plate 302 in threaded connection with the threaded rods to move downwards, the top ends of the rectangular tubes are pressed through the pressing plate 302, then a handle 11 is pulled to drive a U-shaped plate 2 to move, the U-shaped plate 2 moves to further drive a punching mechanism 7 to move, the mechanism 7 is moved to a position of a rectangular tube to be punched according to a scale value pointed by a pointer 13, then the abutting bolts 10 are screwed, the position of the U-shaped plate 2 is fixed through the abutting bolts 10, the position of a sleeve 705 outside a punch 702 is adjusted, then the positions of the punch 702 and the sleeve 704 are fixed through the bolts, the electric push rod works to push a connecting block 703 to move downwards, the connecting block 703 moves to drive a driving motor 701 to move, the driving motor 701 works to drive the punch 702 to rotate, so that the rectangular tube is punched, after the punch 702 is punched, the punch 702 continues to rotate to drive the polishing disc to rotate, burrs generated on the surface of the rectangular tube can be polished, the servo motor 801 works to drive the lead screw 802 to rotate through the arranged moving mechanism 8, the lead screw 802 rotates to drive the connecting plate 6 in threaded connection with the lead screw to move back and forth along the lead screw 802, the position of the punching mechanism 7 can be moved, punching of a plurality of rectangular tubes is further achieved, the servo motor 801 is preferably an HBS57 type motor, the driving motor 701 is preferably an A60KTYZ type motor, and the electric push rod 704 is preferably an GRA-D3 type electric push rod.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A punching device for rectangular tubes comprises an operation table (1) and a U-shaped plate (2), and is characterized in that a fixing structure (3) used for fixing a plurality of rectangular tube positions is fixedly arranged in the middle of the top end of the operation table (1), the fixing structure (3) comprises a fixing plate (301) and a pressing plate (302), a plurality of placing grooves (303) are formed in the top end of the fixing plate (301) at equal intervals, the pressing plate (302) is arranged in the middle of the top end of the fixing plate (301), threaded rods (304) are inserted in the two ends of the pressing plate (302) in a threaded manner, the bottom end of each threaded rod (304) is rotatably connected with the fixing plate (301) through bearings, inverted-T-shaped sliding grooves (4) are formed in the two sides of the top end of the operation table (1), sliding blocks are arranged in the sliding grooves (4) in a matched manner, and are respectively and fixedly arranged on the two sides of the, the dovetail groove has been seted up to the bottom of U-shaped board (2), the cooperation is provided with dovetail block (5) in the dovetail groove, the bottom mounting of dovetail block (5) is provided with connecting plate (6), the bottom of connecting plate (6) is provided with the mechanism of punching a hole (7) that is used for punching a hole to the quarter bend, one side of connecting plate (6) is provided with and is used for carrying out moving mechanism (8) that remove to punching mechanism (7).

2. The punching device for the rectangular pipe as claimed in claim 1, wherein the punching mechanism (7) comprises a driving motor (701), a punch (702), a connecting block (703) and two electric push rods (704), the two electric push rods (704) are respectively and fixedly arranged at two sides of the bottom end of the connecting plate (6), the connecting block (703) is respectively and fixedly connected with output ends of the two electric push rods (704), the driving motor (701) is fixedly arranged in the middle of the top end of the connecting block (703), and the output end of the driving motor (701) penetrates through the connecting block (703) to be fixedly connected with the punch (702).

3. The rectangular pipe punching device according to claim 2, wherein a sleeve (705) is arranged outside the punch (702), the sleeve (705) is fixedly connected with the punch (702) through a bolt, and a grinding piece is fixedly arranged at the bottom end of the punch (702).

4. The punching device for the rectangular pipe as claimed in claim 1, wherein the moving mechanism (8) comprises a servo motor (801) and a screw rod (802), the screw rod (802) is in threaded connection with the connecting plate (6), both ends of the screw rod (802) are rotatably connected with the U-shaped plate (2) through bearings, the servo motor (801) is fixedly arranged on one side of the U-shaped plate (2), and the output end of the servo motor (801) penetrates through the U-shaped plate (2) to be fixedly connected with the screw rod (802).

5. The punching device for the rectangular pipe as claimed in claim 1, wherein a scale (12) is carved on one side of the top end of the fixing plate (301), and a pointer (13) for pointing to the scale (12) is provided on the inner side of the U-shaped plate (2).

6. The punching device for the rectangular pipe as claimed in claim 1, wherein fixing blocks (9) are fixedly arranged at the bottoms of the two sides of the U-shaped plate (2), abutting bolts (10) are inserted into the two sides of the top end of each fixing block (9) in a threaded manner, and the bottom ends of the abutting bolts (10) penetrate through the fixing blocks (9) to abut against the operating platform (1).

7. The punching device for the rectangular pipe as claimed in claim 5, wherein a handle (11) is fixedly arranged in the middle of one side of the U-shaped plate (2) close to the pointer (13), and an anti-slip rubber sleeve is sleeved outside the handle (11).

8. The punching device for the rectangular pipe as claimed in claim 1, wherein both sides inside the sliding groove (4) are provided with a limiting block (14) for limiting the sliding block, the limiting block (14) is fixedly connected with the sliding groove (4) through a bolt, and a plurality of balls are embedded in the bottom end of the sliding block at equal intervals.