CN217990598U

CN217990598U - Automatic positioning and punching device for locking hole of door frame of civil air defense door

Info

Publication number: CN217990598U
Application number: CN202222319922.1U
Authority: CN
Inventors: 周学中; 李忠赞
Original assignee: Handan Feiwo Civil Air Defense Equipment Co ltd
Current assignee: Handan Feiwo Civil Air Defense Equipment Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2022-12-09
Anticipated expiration: 2032-09-02

Abstract

The utility model discloses an automatic positioning and punching device for locking holes of a door frame of a civil air defense door, which comprises a frame, wherein a platform for placing angle steel is arranged on the frame, a front side plate and a rear side plate which are arranged oppositely are fixed on the platform, and a punching hole is arranged on the platform; the clamping mechanism comprises a fixed clamping wheel, a movable clamping wheel and a movable plate. Through the tight angle steel of fixed centre gripping wheel of linear actuator drive and the tight angle steel of activity centre gripping wheel clamp, rotary power source drive activity centre gripping wheel rotates, drive the angle steel through activity centre gripping wheel and remove in proper order to first proximity switch and second proximity switch department, make two locking hole processing positions of angle steel can remove in proper order to the punching press hole, two locking holes are punched out by punching press mechanism, realize the automatic positioning function of punching a hole, punch a hole and accomplish the back, but automatic discharge, this device is fast to angle steel positioning speed, the precision is high, can improve people's air defense door production efficiency.

Description

Automatic positioning and punching device for locking hole of door frame of civil air defense door

Technical Field

The utility model relates to a people's air defense door production facility technical field, especially a people's air defense door frame locking hole automatic positioning punching device.

Background

The civil air defense door frame is formed by welding two transverse door frame angle steels and two vertical door frame angle steels, and two locking holes need to be processed on the two vertical door frame angle steels before the civil air defense door frame is combined and welded. The processing mode comprises a flame cutting machine and a punching mode.

The locking hole is processed in a punching mode, the forming profile is good, the reliability is high, and the locking hole is widely used. The patent of publication number CN207431024U discloses a people's air defense door frame locking hole mold processing, including base, lower module, go up module and angle steel positioner, the module is including fixed die holder and die down, it sets up in to go up the module lower module top, it includes upper die base, terrace die, pressure flitch and four connecting rods to go up the module, the platform is placed including horizontal locating plate, angle steel to angle steel positioner, vertical positioning component and angle steel mount, vertical positioning component includes location main part, adjusting spindle and screws up the nut, the angle steel mount includes mount base, fastening handle and fixed head. The utility model discloses can realize the shaping of punching a hole in locking hole, the shaping profile uniform shape in machining efficiency height and locking hole is good the reliability high, can adjust and restrict the position of angle steel through positioner moreover, can carry out accurate control to the processing position in locking hole, the effectual position error who reduces the locking hole.

Above-mentioned device location angle steel process is consuming time longer, need artifically place the frame angle steel in the angle steel is placed the bench, at first make angle steel tip length direction's tip with the location main part contact, then with door frame angle steel horizontal plate free end with horizontal locating plate contact, screw up at last and screw up the handle and fix the door frame angle steel, complex operation can't realize automatic positioning and unloading, is necessary to improve, improves machining efficiency.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide an automatic positioning and punching device for locking holes of a door frame of a civil air defense door.

In order to realize above-mentioned purpose, the utility model provides a people's air defense door frame locking hole automatic positioning punching device, including the frame, be equipped with the platform that is used for placing the angle steel in the frame, be fixed with relative preceding curb plate and the posterior lateral plate that sets up on the platform, still include:

the stamping hole is formed in the platform, and the contour of the stamping hole is matched with that of the locking hole;

the clamping mechanism comprises a fixed clamping wheel, a movable clamping wheel and a movable plate, the fixed clamping wheel is mounted on the rear side plate, the fixed clamping wheel and the movable clamping wheel are respectively provided with a plurality of clamping mechanisms in one-to-one correspondence, and the movable plate is driven to move linearly to be close to or far away from the rear side plate;

the conveying driving mechanism comprises a rotary power source, the rotary power source is fixedly connected with the movable plate, and the output end of the rotary power source is in transmission connection with each movable clamping wheel;

the punching mechanism comprises a hydraulic cylinder, a mounting frame and a punch, the mounting frame is fixedly connected with the front side plate and the rear side plate, the hydraulic cylinder is fixedly mounted on the mounting frame, the punch is mounted at the output end of the hydraulic cylinder, the punch is matched with the punching hole, and the punch is positioned right above the punching hole;

the first proximity switch is used for detecting the position of a first point to be punched of the angle steel;

and the second proximity switch is used for detecting the position of a second point to be punched of the angle steel.

Preferably, the clamping mechanism further comprises a linear driver, the linear driver is fixedly mounted on the front side plate, and an output end of the linear driver is fixedly connected with the movable plate.

Preferably, fixture still includes guide bar and uide bushing, and the uide bushing fixed mounting is on the curb plate in the front, and the uide bushing sets up to be a plurality of, and equal slidable mounting has the guide bar in the uide bushing, guide bar one end and fly leaf fixed connection.

Preferably, the conveying driving mechanism further comprises a transmission assembly, and the rotary power source is in transmission connection with each movable clamping wheel through the transmission assembly.

Preferably, the transmission assembly is a chain transmission assembly, a belt transmission assembly or a synchronous belt transmission assembly.

Preferably, two guide blocks are fixed on the platform, and a gap between the two guide blocks forms a feeding channel for the angle steel to pass through.

Preferably, one end of the feeding channel, which is far away from the punching hole, is flared.

Preferably, the bottom of the platform is fixed with a reinforcing support seat, the reinforcing support seat is fixedly connected with the rack, a blanking channel is arranged on the reinforcing support seat, and the blanking channel is communicated with the stamping hole.

Compared with the prior art, the technical scheme has the following beneficial effects:

1. the angle steel enters the platform through the feeding channel, the linear driver drives the fixed clamping wheel and the movable clamping wheel to clamp the angle steel, the rotary power source drives the movable clamping wheel to rotate, the movable clamping wheel drives the angle steel to sequentially move to the first proximity switch and the second proximity switch, so that the two locking hole processing positions of the angle steel can be sequentially moved to the punching holes, the two locking holes are punched by the punching mechanism, and the automatic positioning and punching function is realized;

2. after punching is finished, the movable clamping wheels are driven to rotate to drive the angle steel to move out of the platform, so that the automatic discharging function is realized;

3. the device is simple to operate, the diagonal steel positioning speed is high, the precision is high, and the production efficiency of the civil air defense door can be improved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a top view of an embodiment of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a first operating state diagram of an embodiment of the present invention;

fig. 5 is a second working state diagram of the embodiment of the present invention;

fig. 6 is a third working state diagram of the embodiment of the present invention;

fig. 7 is a schematic structural diagram of a transmission assembly according to an embodiment of the present invention;

in the figure, 1, a frame; 2. angle steel; 3. a platform; 4. a front side plate; 5. a rear side plate; 6. punching a hole; 7. a locking hole; 8. fixing the clamping wheel; 9. a movable clamping wheel; 10. a movable plate; 11. a source of rotational power; 12. a hydraulic cylinder; 13. a mounting frame; 14. a punch; 15. a first proximity switch; 16. a second proximity switch; 17. a linear actuator; 18. a guide bar; 19. a guide sleeve; 20. a transmission assembly; 21. a guide block; 22. a channel; 23. reinforcing the supporting seat; 24. a blanking channel.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from those described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not to be limited to the specific embodiments disclosed below.

Referring to fig. 1 to 7, in an embodiment of the present invention, an automatic positioning and punching device for a locking hole of a door frame of a civil air defense door includes a frame 1, a platform 3 for placing an angle steel 2 is disposed on the frame 1, and a front side plate 4 and a rear side plate 5 which are disposed oppositely are fixed on the platform 3, and further includes: the punching device comprises a punching hole 6, a clamping mechanism, a conveying driving mechanism, a punching mechanism, a first proximity switch 15 and a second proximity switch 16.

Wherein, the punching hole 6 is arranged on the platform 3, and the contour of the punching hole 6 is matched with the contour of the locking hole 7;

the clamping mechanism comprises a fixed clamping wheel 8, a movable clamping wheel 9 and a movable plate 10, the fixed clamping wheel 8 is mounted on the rear side plate 5, the fixed clamping wheel 8 and the movable clamping wheel 9 are respectively provided with a plurality of clamping parts and correspond to each other one by one, and the movable plate 10 is driven to move linearly to be close to or far away from the rear side plate 5;

the conveying driving mechanism comprises a rotary power source 11, the rotary power source 11 is fixedly connected with the movable plate 10, and the output end of the rotary power source 11 is in transmission connection with each movable clamping wheel 9; the rotary power source 11 is a brake motor;

the punching mechanism comprises a hydraulic cylinder 12, an installation frame 13 and a punch 14, the installation frame 13 is fixedly connected with the front side plate 4 and the rear side plate 5, the hydraulic cylinder 12 is fixedly installed on the installation frame 13, the punch 14 is installed at the output end of the hydraulic cylinder 12, the punch 14 is matched with the punching hole 6, and the punch 14 is positioned right above the punching hole 6;

a first proximity switch 15 is arranged on the rear side plate 5, and the first proximity switch 15 is used for detecting the position of a first to-be-punched point of the angle steel 2; the first proximity switch 15 is an eddy current type proximity switch, and can also be an infrared proximity switch, a capacitance type proximity switch, a Hall proximity switch, a photoelectric type proximity switch, an ultrasonic proximity switch, a microwave proximity switch and the like; when the first proximity switch 15 detects a signal, it is indicated that the first point to be punched of the angle steel 2 moves to the punching hole 6, so that the first point to be punched of the angle steel 2 can be conveniently punched;

the second proximity switch 16 is mounted on the rear side plate 5, and the second proximity switch 16 is used for detecting the position of a second point to be punched of the angle steel 2; the second proximity switch 16 is an eddy current type proximity switch, and can also be an infrared proximity switch, a capacitance type proximity switch, a Hall proximity switch, a photoelectric type proximity switch, an ultrasonic proximity switch, a microwave proximity switch and the like; when the second proximity switch 16 detects a signal, the second point to be punched of the angle steel 2 is moved to the punching hole 6; the second point to be punched of the angle steel 2 can be punched conveniently.

The angle steel 2 is placed at a proper position of the platform 3 and is positioned between the fixed clamping wheel 8 and the movable clamping wheel 9, the movable plate 10 is driven to move linearly and close to the rear side plate 5, the movable clamping wheel 9 is in contact with the angle steel 2, then the angle steel 2 is pushed to move transversely, so that the angle steel 2 is in contact with the fixed clamping wheel 8, finally the angle steel 2 is clamped by the fixed clamping wheel 8 and the movable clamping wheel 9, the movable clamping wheel 9 is driven to rotate by the rotary power source 11, the angle steel 2 is driven to move by the movable clamping wheel 9, when the first proximity switch 15 detects a signal, the rotary power source 11 stops rotating immediately, a first point to be punched of the angle steel 2 moves to the punching hole 6 at the moment, the hydraulic cylinder 12 drives the punch 14 to descend, the punch 14 is in contact with the first point to be punched of the angle steel 2, and the punching of the first locking hole 7 of the angle steel 2 is completed in the punching hole 6; then the rotating power source 11 drives the movable clamping wheel 9 to rotate again, the movable clamping wheel 9 drives the angle steel 2 to move, when the second proximity switch 16 detects a signal, the rotating power source 11 stops rotating immediately, at the moment, a second point to be punched of the angle steel 2 moves to the punching hole 6, the hydraulic cylinder 12 drives the punch 14 to descend, the punch 14 is in contact with the second point to be punched of the angle steel 2, and punching of the second locking hole 7 of the angle steel 2 is completed in the punching hole 6; then the rotary power source 11 drives the movable clamping wheel 9 to rotate again, and the movable clamping wheel 9 drives the angle iron 2 to move, so that the angle iron 2 moves out of the platform 3.

In order to drive the movable plate 10 to move linearly, the clamping mechanism further comprises a linear driver 17, the linear driver 17 is fixedly mounted on the front side plate 4, and the output end of the linear driver 17 is fixedly connected with the movable plate 10. The linear driver 17 is an air cylinder, and other structures can be selected according to needs, such as the hydraulic cylinder 12, an electric push rod, a gear rack mechanism, a screw rod mechanism and the like. The linear driver 17 drives the movable plate 10 to move linearly to make the movable plate 10 approach the rear side plate 5, so that the movable clamping wheel 9 contacts the angle iron 2 and clamps the angle iron 2 in cooperation with the fixed clamping wheel 8.

In order to enable the linear driver 17 to drive the movable plate 10 to move linearly and stably, the clamping mechanism further comprises a guide rod 18 and a plurality of guide sleeves 19, the guide sleeves 19 are fixedly mounted on the front side plate 4, the guide rods 18 are slidably mounted in the guide sleeves 19, and one end of each guide rod 18 is fixedly connected with the movable plate 10. The guide rod 18 and the guide sleeve 19 play a role in guiding and supporting, and the movable plate 10 bears a load, so that the movable plate 10 stably moves linearly.

In order to enable the rotary power source 11 to be in transmission connection with each movable clamping wheel 9, the conveying driving mechanism further comprises a transmission assembly 20, and the rotary power source 11 is in transmission connection with each movable clamping wheel 9 through the transmission assembly 20. The transmission assembly 20 is a chain transmission assembly, a belt transmission assembly or a synchronous belt transmission assembly. Set up drive assembly 20 in this embodiment and be chain drive assembly, chain drive assembly specifically includes drive sprocket, driven sprocket and drive chain, and drive sprocket installs at rotatory power source 11 output, and driven sprocket installs on the shaft of activity centre gripping wheel 9, and drive sprocket passes through drive chain and is connected with driven sprocket transmission.

When the angle steel 2 enters the platform 3, the angle steel 2 is positioned between the fixed clamping wheel 8 and the movable clamping wheel 9, two guide blocks 21 are fixed on the platform 3, and a feeding channel 22 for the angle steel 2 to pass through is formed by the gap between the two guide blocks 21. The feeding channel 22 is positioned between the fixed clamping wheel 8 and the movable clamping wheel 9, and when the angle steel 2 enters the platform 3 from the feeding channel 22, the angle steel is naturally positioned between the fixed clamping wheel 8 and the movable clamping wheel 9; the movable clamping wheel 9 is convenient to contact with the angle steel 2, and the angle steel 2 is pushed to the fixed clamping wheel 8.

In order to facilitate the angle steel 2 to enter the feeding channel 22, the end, far away from the punching hole 6, of the feeding channel 22 is flared, so that the angle steel 2 can easily enter the feeding channel 22, and the phenomenon that the angle steel 2 cannot easily enter the feeding channel 22 due to the fact that the inlet is too narrow cannot occur.

In order to avoid the deformation of the platform 3 near the punching hole 6 caused by too large stress, the bottom of the platform 3 is fixed with a reinforcing support seat 23, the reinforcing support seat 23 is fixedly connected with the rack 1, a blanking channel 24 is arranged on the reinforcing support seat 23, and the blanking channel 24 is communicated with the punching hole 6. The reinforcing support seat 23 serves to support the platform 3, and can improve the pressure resistance of the platform 3 near the punched hole 6.

In the present embodiment, all the electrical components and the power supplies adapted to the electrical components are connected through wires, and an appropriate controller should be selected according to actual conditions to meet control requirements, specific connection and control sequences.

The punching device of this embodiment punches a hole to people's defence door frame work step:

s1, enabling the angle steel 2 to enter the platform 3 through a feeding channel 22, and stopping conveying the angle steel 2 when the angle steel 2 moves to a position between a fixed clamping wheel 8 and a movable clamping wheel 9 to prevent the angle steel 2 from passing through a first proximity switch 15;

s2, the movable plate 10 is driven by the linear driver 17 to move linearly to enable the movable plate 10 to be close to the rear side plate 5, the movable clamping wheel 9 is in contact with the angle steel 2 in the movement process that the movable plate 10 drives the movable clamping wheel 9, the angle steel 2 is pushed to move transversely to be in contact with the fixed clamping wheel 8, and finally the angle steel 2 is clamped by the fixed clamping wheel 8 and the movable clamping wheel 9 together;

s3, then the movable clamping wheel 9 is driven to rotate by the rotary power source 11, the movable clamping wheel 9 drives the angle steel 2 to move, as shown in fig. 4, when the first proximity switch 15 detects a signal, the rotary power source 11 stops rotating immediately, at the moment, the first point to be punched of the angle steel 2 moves to the punching hole 6, the hydraulic cylinder 12 drives the punch 14 to descend, the punch 14 is in contact with the first point to be punched of the angle steel 2, and punching of the first locking hole 7 of the angle steel 2 is completed in the punching hole 6;

s4, then the hydraulic cylinder 12 drives the punch 14 to ascend and reset, the rotary power source 11 drives the movable clamping wheel 9 to rotate again, the movable clamping wheel 9 drives the angle steel 2 to move, as shown in the figure 5, when the second proximity switch 16 detects a signal, the rotary power source 11 stops rotating immediately, at the moment, the second point to be punched of the angle steel 2 moves to the punching hole 6, the hydraulic cylinder 12 drives the punch 14 to descend, the punch 14 is in contact with the second point to be punched of the angle steel 2, and punching of the second locking hole 7 of the angle steel 2 is completed in the punching hole 6;

and S5, driving the punch 14 to ascend and reset by the hydraulic cylinder 12, driving the movable clamping wheel 9 to rotate again by the rotary power source 11, and driving the angle steel 2 to move by the movable clamping wheel 9 as shown in FIG. 6, so that the angle steel 2 moves out of the platform 3.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Claims

1. The utility model provides a people's air defense door frame locking hole automatic positioning punching device, includes frame (1), is equipped with platform (3) that are used for placing angle steel (2) on frame (1), is fixed with preceding curb plate (4) and posterior lateral plate (5) of relative setting on platform (3), its characterized in that still includes:

the stamping hole (6) is formed in the platform (3), and the contour of the stamping hole is matched with that of the locking hole (7);

the clamping mechanism comprises a fixed clamping wheel (8), a movable clamping wheel (9) and a movable plate (10), the fixed clamping wheel (8) is installed on the rear side plate (5), the fixed clamping wheel (8) and the movable clamping wheel (9) are respectively provided with a plurality of clamping wheels which are in one-to-one correspondence, and the movable plate (10) is driven to move linearly to be close to or far away from the rear side plate (5);

the conveying driving mechanism comprises a rotary power source (11), the rotary power source (11) is fixedly connected with the movable plate (10), and the output end of the rotary power source (11) is in transmission connection with each movable clamping wheel (9);

the punching mechanism comprises a hydraulic cylinder (12), an installation frame (13) and a punch (14), the installation frame (13) is fixedly connected with the front side plate (4) and the rear side plate (5), the hydraulic cylinder (12) is fixedly installed on the installation frame (13), the punch (14) is installed at the output end of the hydraulic cylinder (12), the punch (14) is matched with the punching hole (6), and the punch (14) is located right above the punching hole (6);

the first proximity switch (15) is used for detecting the position of a first point to be punched of the angle steel (2);

and the second proximity switch (16) is used for detecting the position of a second point to be punched of the angle steel (2).

2. The automatic positioning and punching device for the locking hole of the door frame of the civil air defense door as claimed in claim 1, wherein the clamping mechanism further comprises a linear driver (17), the linear driver (17) is fixedly installed on the front side plate (4), and the output end of the linear driver (17) is fixedly connected with the movable plate (10).

3. The automatic positioning and punching device for the locking hole of the door frame of the civil air defense door as claimed in claim 2, wherein the clamping mechanism further comprises a guide rod (18) and a plurality of guide sleeves (19), the guide sleeves (19) are fixedly arranged on the front side plate (4), the guide rods (18) are slidably arranged in the guide sleeves (19), and one end of each guide rod (18) is fixedly connected with the movable plate (10).

4. The automatic positioning and punching device for the locking hole of the door frame of the civil air defense door as claimed in claim 1, characterized in that the conveying driving mechanism further comprises a transmission component (20), and the rotating power source (11) is in transmission connection with each movable clamping wheel (9) through the transmission component (20).

5. The civil air defense door frame locking hole automatic positioning and punching device according to claim 4, characterized in that the transmission component (20) is a chain transmission component, a belt transmission component or a synchronous belt transmission component.

6. The automatic positioning and punching device for the locking hole of the door frame of the civil air defense door as claimed in claim 1, characterized in that two guide blocks (21) are fixed on the platform (3), and the gap between the two guide blocks (21) forms a feeding channel (22) for the angle steel (2) to pass through.

7. The civil air defense door frame locking hole automatic positioning and punching device according to claim 6, characterized in that the end of the feeding channel (22) far away from the punching hole (6) is flared.

8. The automatic positioning and punching device for the locking hole of the door frame of the civil air defense door according to claim 1, characterized in that a reinforced support seat (23) is fixed at the bottom of the platform (3), the reinforced support seat (23) is fixedly connected with the frame (1), a blanking channel (24) is arranged on the reinforced support seat (23), and the blanking channel (24) is communicated with the punching hole (6).