CN212285519U

CN212285519U - C-shaped steel punching device

Info

Publication number: CN212285519U
Application number: CN202020471793.6U
Authority: CN
Inventors: 肖东; 王飞
Original assignee: Tianjin Xingdong Industry And Trade Co ltd
Current assignee: Tianjin Xingdong Industry And Trade Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2021-01-05
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a C-shaped steel punching device, which relates to C-shaped steel processing auxiliary equipment and comprises a bottom frame, wherein a slide way is arranged on the bottom frame, two punching seats which are oppositely arranged are arranged on the slide way in a sliding way, a bidirectional screw rod is arranged on the bottom frame along the length direction of the slide way in a threaded manner, the two punching seats are both penetrated by the bidirectional screw rod, and the two punching seats are respectively in threaded connection with two thread sections of the bidirectional screw rod with opposite rotating directions; the punching seat is provided with punching tools in a lifting mode, the upper surface of the underframe is fixedly provided with punching cylinders which are respectively connected with the two punching tools in a driving mode and control the synchronous lifting of the two punching tools, a punching female die is fixedly arranged on the punching seat under the punching tools, a material returning opening matched with the punching tools is formed in the punching female die, and the bottom of the slide way is provided with an opening and is communicated with the material returning opening. The utility model discloses can punch a hole the operation to continuous production's C shaped steel to can adjust the position of punching a hole according to the production and processing needs, have good processing adaptability to the C shaped steel of different width specifications.

Description

C-shaped steel punching device

Technical Field

The utility model relates to a C shaped steel processing auxiliary assembly technical field especially relates to a C shaped steel punching device.

Background

The C-shaped steel is a steel product with a C-shaped section, is widely used for purlines and wall beams of steel structure buildings, and can be automatically combined into building components such as light-weight roof trusses, brackets and the like. In the common C-shaped steel processing and producing process, after a steel belt is subjected to continuous rolling forming, a continuous C-shaped steel is processed, and finally the continuous C-shaped steel is cut in sections according to production requirements. In order to meet the installation and fixation requirements in the subsequent use of the C-shaped steel, the C-shaped steel web plate is generally required to be punched before the continuous C-shaped steel is cut.

Chinese patent with patent publication No. CN207357884U proposes a steel strip punching device, which includes a machine table, two transverse positioning assemblies disposed at both ends of the machine table for positioning a steel strip in a width direction, a conveying roller set disposed between the two transverse positioning assemblies, a plurality of punching mechanisms disposed between the two conveying roller sets, a support bracket for supporting the steel strip, a displacement sensor for measuring a discharge length, and a motor for driving the conveying roller set; the reconfiguration mechanism comprises press mounting plates fixed above a plurality of tables through four guide posts, a press fixed on the press mounting plates, an upper seat plate arranged below the press mounting plates and driven by the press to move up and down, a lower seat plate fixed below the upper seat plate, an upper die fixed at the bottom of the upper seat plate, a punch fixed at the bottom of the upper die, and a punching female die fixed on the lower seat plate; the four guide posts penetrate through the upper base plate and guide the movement of the upper base plate; and the displacement sensor, the press and the motor are electrically connected with the control device of the production system of the porous section steel.

The above patent uses the press to intermittently drive the punch to move downwards to punch the steel strip, thereby realizing continuous punching processing of the non-cutting steel strip. However, in the actual processing process, the C-shaped steel often has different width specifications, the position of the punching tool is often required to be changed in order to meet the punching requirements of the C-shaped steel with different width specifications, the C-shaped steel with different width specifications is often punched by adopting a mode of replacing different production lines in the prior art, the processing adaptability is poor, the process is complicated, the working hours are wasted, and an improved space is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a C shaped steel punching device can carry out the operation of punching a hole to continuous production's C shaped steel to can adjust the position of punching a hole according to the production and processing needs, the C shaped steel of the different width specifications in counterpunch hole has good processing adaptability.

The utility model discloses a can realize through following technical scheme: a C-shaped steel punching device comprises a bottom frame, wherein a slide way is formed in the bottom frame, two punching seats which are oppositely arranged are arranged on the slide way in a sliding mode, a bidirectional screw rod penetrates through the bottom frame along the length direction of the slide way in a threaded mode, the two punching seats are penetrated through by the bidirectional screw rod, and the two punching seats are respectively in threaded connection with two threaded sections of the bidirectional screw rod, wherein the two threaded sections are opposite in threaded direction; go up and down to be provided with the cutter that punches a hole on the seat of punching a hole, the chassis upper surface set firmly respectively with two the cylinder that punches a hole that the cutter drive was connected and was controlled its synchronous lift, punch a hole on the seat in under the cutter that punches a hole has set firmly the die that punches a hole, it runs through to have seted up on the die that punches a hole the seat of punching a hole and with the material returned mouth of the cutter adaptation that punches a hole, the slide bottom be the opening setting and with material returned mouth intercommunication.

Through adopting above-mentioned technical scheme, C shaped steel is constantly carrying forward and moving to appointed punching position after the contour machining, and the cylinder that punches a hole this moment drives two cutter downstream that punch a hole, and the cutter bottom of punching a hole contacts with C shaped steel web gradually and punches a hole the operation to C shaped steel under the cooperation of the die that punches a hole, and the waste material that produces when punching a hole is discharged along the material returned mouth, avoids influencing follow-up processing flow that punches a hole. When the punching position needs to be adjusted, the bidirectional screw rod is rotated, the two punching seats move in opposite directions and approach or leave each other, so that the position of the punching cutter is adjusted, and the punching position is changed. The utility model discloses to the position that can be through adjusting two seat of punching a hole, change the cutter of punching a hole and wait to punch a hole the relative position relation between the C shaped steel to realize and adapt to the demand of punching a hole to different width specification C shaped steel, have good processing adaptability.

Further setting the following steps: two seat top goes up and down to be provided with the connecting strip punches a hole, the connecting strip is followed slide length direction sets up and its middle part position with punch a hole cylinder piston rod fixed connection, the sliding tray has been seted up to the connecting strip bottom, the inside activity joint of sliding tray has two ejector pins that are vertical setting, the ejector pin runs through seat top and its bottom punch a hole with punch a hole cutter fixed connection.

By adopting the technical scheme, the punching cylinder drives the connecting strip to move up and down, and the two ejector rods fixedly connected with the punching cylinder and the punching cutter synchronously move to punch the C-shaped steel, so that the consistency of punching is ensured, and the punching effect is improved; when adjusting the seat position of punching a hole, the ejector pin moves along with the seat of punching a hole, and its relative position relation with the connecting strip changes, but the ejector pin top activity joint all the time inside the sliding tray, receives the transmission of connecting strip and carries out elevating movement, avoids punching a hole the seat in-process in the adjustment, and the ejector pin breaks away from the connecting strip, influences the steady operation of the operation of punching a hole.

Further setting the following steps: the punching die is characterized in that a flattening box is fixedly arranged on the punching seat right above the punching female die, the bottom of the flattening box is abutted to the upper surface of the punching female die, a guide hole communicated with the material returning port is vertically formed in the flattening box, and the punching tool stretches into the interior of the guide hole.

Through adopting above-mentioned technical scheme, the web of C shaped steel passes from flattening the case and punching a hole between the die to the effect that receives flattening the case supports tightly in the die upper surface that punches a hole, plays the effect of flattening to the C shaped steel web, and the skew takes place when reducing the punching tool and punching a hole the operation to the C shaped steel web, will punch a hole the cutter accurate positioning in the position of punching a hole, be favorable to in order to improve the effect of punching a hole.

Further setting the following steps: the flattening box is characterized in that a plurality of flattening rollers are rotatably arranged at the bottom of the flattening box, and two ends of each flattening roller are fixedly connected with springs at the bottom of the flattening box.

By adopting the technical scheme, the flattening rollers reduce the friction between the bottom of the flattening box and the C-shaped steel web plate when the C-shaped steel advances forwards, and the surface of the C-shaped steel web plate is effectively protected; the spring plays the cushioning effect, when facing the C shaped steel web of different thickness, effectively utilizes the flattening roller to support C shaped steel tightly on the die that punches a hole, is favorable to further locating the cutter that punches a hole in the processing position, improves the effect of punching a hole.

Further setting the following steps: two racks are vertically and fixedly arranged on the upper end face of the connecting strip, a rotating shaft is horizontally and rotatably arranged on the upper surface of the underframe, gears are fixedly arranged at two ends of the rotating shaft, and the two racks penetrate through the upper surface of the underframe and are respectively meshed with the two gears.

Through adopting above-mentioned technical scheme, when the connecting strip received the effect of the cylinder that punches a hole and when carrying out elevating movement, at the effect of two sets of gears and racks, its both ends go up and down in step and are located same level all the time to further ensure two cutters that punch a hole and carry out synchronous cutting to C shaped steel web, be favorable to improving the effect of punching a hole.

Further setting the following steps: the ejector rod is detachably connected with the punching cutter, and the punching female die is detachably connected with the punching seat through bolts.

Through adopting above-mentioned technical scheme, the multiple punching cutter and the die that punches a hole of quick replacement mutual adaptation are favorable to improving the processing adaptability to not equidimension, shape demand of punching a hole.

Further setting the following steps: and a waste bin is fixedly arranged in the bottom frame under the slide way.

Through adopting above-mentioned technical scheme, C shaped steel web punches a hole the operation back, and the waste material falls from the material returned mouth, passes the slide and finally collects inside the dump bin, and the recovery of the waste material of being convenient for punch a hole is put in order, avoids the waste material to pile up in a large number and influences device steady operation.

To sum up, the utility model discloses a beneficial technological effect does:

(1) the utility model discloses an adjust two distances between the seat that punches a hole, change the relative position relation between cutter and the C shaped steel web of punching a hole to satisfy the processing demand to the different positions that punch a hole of different C shaped steel, have good processing adaptability.

(2) The flattening roller that flattening bottom of the case portion elasticity set up supports it tightly and flattens in the die upper surface that punches a hole under the condition that does not influence C shaped steel and marchs, and C shaped steel web takes place to rock when avoiding punching a hole, is showing and is improving the effect of punching a hole.

(3) The upper end of the punching seat and the guide hole act in a synergistic manner to position the ejector rod doubly, so that the ejector rod and a punching cutter fixedly connected with the ejector rod move along the same vertical direction all the time, and the punching effect is improved remarkably.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view taken along the line-in FIG. 1;

fig. 3 is a partially enlarged view of the middle portion of fig. 2.

Reference numerals: 1. a chassis; 2. a slideway; 3. punching a hole seat; 4. a bidirectional screw rod; 5. punching a cylinder; 6. a connecting strip; 7. a sliding groove; 8. a top rod; 9. a punching cutter; 10. punching a female die; 11. a material returning port; 12. a waste bin; 13. flattening the box; 14. a guide hole; 15. flattening rollers; 16. a spring; 17. a rack; 18. a rotating shaft; 19. a gear.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, for the utility model discloses a C shaped steel punching device, including chassis 1, follow its length direction on chassis 1 and seted up slide 2, slide 2 is gone up to slide and is provided with two towards hole seats 3, and two towards hole seats 3 all are the C style of calligraphy and relative setting and towards hole seat 3 bottoms through forked tail structure and slide 2 activity joint. Two-way lead screw 4 is threaded on chassis 1 along slide 2 length direction, has two sections screw thread opposite to the screw thread direction of turning on two-way lead screw 4, and two punching seat 3 are all run through by two-way lead screw 4 and two punching seat 3 revolve opposite screw thread direction screw thread connection with two screw threads of two-way lead screw 4 respectively. By rotating the bidirectional screw rod 4, the two punching seats 3 can be close to and far away from each other.

1 up end of chassis is fixed with the cylinder 5 that punches a hole, the piston rod of the cylinder 5 that punches a hole runs through 1 up end of chassis, and its bottom fixedly connected with along the connecting strip 6 that 2 length direction of slide set up, connecting strip 6 is located two seat 3 that punch a hole directly over, sliding tray 7 has been seted up along its length direction to connecting strip 6 bottom, sliding tray 7 is inside to have two can follow the gliding ejector pin 8 of sliding tray 7 length direction through forked tail structure slip joint, two 8 vertical settings of ejector pin just run through two up end that punch a hole seat 3 respectively. The bottom of the ejector rod 8 is fixedly connected with a punching cutter 9, and the punching cutter 9 is vertically arranged and coaxially fixed with the ejector rod 8.

The punching die 10 is fixedly arranged on the punching seat 3 under the punching cutter 9, the material returning opening 11 is formed in the punching die 10 under the punching base, the diameter of the material returning opening 11 is gradually increased from top to bottom, the shape of the top of the material returning opening is matched with the shape and the size of the punching cutter 9, and punching and material returning of the C-shaped steel are facilitated. Slide 2 bottom is the opening setting and communicates with material returned mouth 11, and chassis 1 is inside to be provided with waste bin 12 under material returned mouth 11 is fixed, and the C shaped steel web is punched a hole the operation back, and the waste material falls from material returned mouth 11, passes slide 2 and finally collects inside waste bin 12, and the recovery of the waste material of being convenient for punch a hole is put in order, avoids the waste material to pile up in a large number and influences device steady operation. Ejector pin 8 and punch a hole between the cutter 9, punch a hole between die 10 and the seat of punching a hole 3 and all can dismantle through the bolt and link together, the multiple cutter 9 and the die 10 that punches a hole of the mutual adaptation of quick replacement of being convenient for are favorable to improving the processing adaptability to not equidimension, shape demand of punching a hole.

Be fixed with flattening case 13 directly over the die 10 that punches a hole on the seat of punching a hole 3, flattening is vertical on the case 13 and has been seted up guiding hole 14, cutting tool and material returned mouth 11 all set up along same axis, in whole device operation process, punching tool 9 is located inside guiding hole 14 all the time, guiding punching tool 9 is along vertical direction motion all the time, it takes place the skew to reduce punching tool 9 when punching a hole the operation to C shaped steel web, be favorable to in order to improve the effect of punching a hole. The upper end face of the punching seat 3 and the guide hole 14 respectively play a dual positioning role for the ejector rod 8 and the cutting tool, and the ejector rod and the cutting tool are mutually cooperated, so that the rod and the punching tool 9 fixedly connected with the rod move along the same vertical direction all the time, and the punching effect is obviously improved. The bottom of the flattening box 13 is rotatably provided with a plurality of flattening rollers 15, and two ends of each flattening roller 15 are fixed with the bottom of the flattening box 13 through springs 16. The flattening roller 15 effectively reduces friction between the bottom of the flattening box 13 and a C-shaped steel web plate when the C-shaped steel advances forwards, and effectively protects the surface of the C-shaped steel web plate; the spring 16 plays a role in buffering, and when facing C-shaped steel webs with different thicknesses, the flattening roller 15 is effectively utilized to tightly support the C-shaped steel on the punching female die 10, so that the punching cutter 9 is favorably positioned at a processing position, and the punching effect is improved.

Two racks 17 are vertically and fixedly arranged on the upper end face of the connecting strip 6, a rotating shaft 18 is horizontally and rotatably arranged on the upper surface of the underframe 1, gears 19 are fixedly arranged at two ends of the rotating shaft 18, and the two racks 17 penetrate through the upper surface of the underframe 1 and are respectively meshed with the two gears 19. When the connecting strip 6 is subjected to the effect of the punching cylinder 5 and performs lifting motion, under the effect of the two groups of gears 19 and the rack 17, the two ends of the connecting strip synchronously lift and are always positioned at the same horizontal height, so that the two punching tools 9 are further ensured to synchronously cut the C-shaped steel web plate, and the punching effect is favorably improved.

The utility model discloses a theory of operation and beneficial effect do: c shaped steel through contour machining constantly advances forward along processing through-hole and seting up the direction, flattens the roller 15 of case 13 bottom and supports C nature sense part tightly on the die 10 that punches a hole all the time in the motion process, finally stops in appointed punching position, and the cylinder 5 that punches a hole drives two ejector pins 8 synchronous downstream afterwards, drives the cutter 9 that punches a hole and moves down and punches a hole to C shaped steel web, and the waste material that punches a hole falls from material returned mouth 11 and finally collects in dump bin 12 inside. Rotate two-way lead screw 4, two punching seat 3 are close to or keep away from each other along 2 length direction reverse motion of slide to the realization punches a hole to C shaped steel different positions, has good processing adaptability. This C shaped steel punching device can change the distance between two punching seats 3 to the relative position relation between adjustment punching cutter 9 and the C shaped steel web, thereby satisfy the processing demand to the position of punching a hole or difference of different C shaped steel, have good processing adaptability.

The above, only do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The C-shaped steel punching device is characterized by comprising an underframe (1), wherein a slide way (2) is arranged on the underframe (1), two punching seats (3) which are oppositely arranged are arranged on the slide way (2) in a sliding manner, a bidirectional screw rod (4) penetrates through the underframe (1) along the length direction of the slide way (2) in a threaded manner, the two punching seats (3) are penetrated through by the bidirectional screw rod (4), and the two punching seats (3) are respectively in threaded connection with two thread sections of the bidirectional screw rod (4) with opposite thread turning directions; punch a hole seat (3) ascending and descending and be provided with cutter (9) that punch a hole, chassis (1) upper surface set firmly respectively with two punch a hole cutter (9) drive connection and control its synchronous lift punch a hole cylinder (5), punch a hole on seat (3) in punch a hole under cutter (9) and set firmly die (10) that punch a hole, seted up on die (10) that punch a hole and run through punch a hole seat (3) and with material returned mouth (11) of cutter (9) adaptation that punch a hole, slide (2) bottom be the opening set up and with material returned mouth (11) intercommunication.

2. A C-beam punching apparatus according to claim 1, characterized in that: two seat (3) top lift that punches a hole is provided with connecting strip (6), connecting strip (6) are followed slide (2) length direction set up and its middle part position with punch a hole cylinder (5) piston rod fixed connection, sliding tray (7) have been seted up to connecting strip (6) bottom, inside activity joint of sliding tray (7) has two ejector pins (8) that are vertical setting, ejector pin (8) run through seat (3) top and its bottom that punches a hole with cutter (9) fixed connection punches a hole.

3. A C-beam punching apparatus according to claim 2, characterized in that: the punching die is characterized in that a flattening box (13) is fixedly arranged on the punching seat (3) right above the punching female die (10), the bottom of the flattening box (13) is abutted to the upper surface of the punching female die (10), a guide hole (14) communicated with the material returning opening (11) is vertically formed in the flattening box (13), and the punching tool (9) extends into the guide hole (14).

4. A C-section steel punching apparatus according to claim 3, characterized in that: the bottom of the flattening box (13) is rotatably provided with a plurality of flattening rollers (15), and two ends of each flattening roller (15) are fixedly connected with springs (16) at the bottom of the flattening box (13).

5. A C-beam punching apparatus according to claim 2, characterized in that: two racks (17) are vertically and fixedly arranged on the upper end face of the connecting strip (6), a rotating shaft (18) is horizontally arranged on the upper surface of the underframe (1) in a rotating mode, gears (19) are fixedly arranged at two ends of the rotating shaft (18), and the two racks (17) penetrate through the upper surface of the underframe (1) and are respectively connected with the two gears (19) in a meshed mode.

6. A C-beam punching apparatus according to claim 2, characterized in that: the ejector rod (8) and the punching tool (9) as well as the punching female die (10) and the punching seat (3) are detachably connected through bolts.

7. A C-beam punching apparatus according to claim 1, characterized in that: and a waste box (12) is fixedly arranged in the bottom frame (1) under the slide way (2).