CN114713710A

CN114713710A - Hydraulic combined punching and shearing machine

Info

Publication number: CN114713710A
Application number: CN202210260322.4A
Authority: CN
Inventors: 张兆新; 杨丁
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-07-08

Abstract

The invention relates to the technical field of combined punching and shearing machines, in particular to a hydraulic combined punching and shearing machine, which comprises a punching frame, a workbench, a punching head and a positioning frame, wherein the positioning frame is fixedly arranged on the punching head; the fixing frame is fixedly arranged on the workbench; two movable frames movably arranged on the fixed frame; the two feeding rollers are respectively and rotatably arranged on the two movable frames; the downward pressing feeding mechanism is arranged between the punch and the feeding roller; and the auxiliary reinforcing component is arranged on the side wall of the workbench. According to the feeding device, the feeding roller is driven to rotate by the pressing feeding mechanism, the friction force between the feeding roller and the plate is utilized for feeding, manual feeding is replaced, feeding is more stable, the number of turns of feeding rotation is fixed by the cooperation between the gear and the rack, and the feeding accuracy is further improved; the auxiliary reinforcing assembly is arranged on the side wall of the workbench, and the reinforcing roller is used for assisting feeding, so that feeding is more stable.

Description

Hydraulic combined punching and shearing machine

Technical Field

The invention relates to the technical field of combined punching and shearing machines, in particular to a hydraulic combined punching and shearing machine.

Background

The combined punching and shearing machine is machine tool equipment integrating multiple functions of metal shearing, punching, plate shearing, bending and the like, has the advantages of simplicity and convenience in operation, low energy consumption, low maintenance cost and the like, and is a preferred equipment for metal processing in the modern manufacturing industry.

Punching and shearing machine is when punching a hole to a flitch, and the manual work is fed earlier, compresses tightly and punches a hole again after the location, and this kind of feeding mode that has now is stable inadequately, and the distance of feeding is not enough even simultaneously to lead to subsequent punching position inaccurate enough, reduced subsequent quality.

Therefore, a hydraulic combined punching and shearing machine is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a hydraulic combined punching and shearing machine, which solves the problems that: the feeding is not accurate enough to cause the technical problem of product quality reduction;

in order to achieve the purpose, the invention provides the following technical scheme:

a hydraulic combined punching and shearing machine comprises a punching frame, a workbench, a punch and a positioning frame, wherein the positioning frame is fixedly arranged on the punch; the fixing frame is fixedly arranged on the workbench; two movable frames movably mounted on the fixed frame; the two feeding rollers are respectively and rotatably arranged on the two movable frames; the downward pressing feeding mechanism is arranged between the punch and the feeding roller; and the auxiliary reinforcing component is arranged on the side wall of the workbench.

Utilize to push down feed mechanism and drive the feed roller and rotate, utilize the frictional force between feed roller and the panel to come the pay-off, replaced artifical pay-off, improved the accuracy nature of pay-off, utilize supplementary strengthening mechanism to improve the stability when pay-off.

Preferably, the bottom wall of the positioning frame is symmetrically and fixedly provided with two first spring rods, and the bottom ends of the two first spring rods are fixedly provided with positioning plates.

The plate can be pressed through the positioning plate, so that the punching is more stable.

Preferably, a third spring rod is connected between the two feeding rollers.

The third spring rod can stretch out and draw back for the distance between two feed rollers can change, thereby makes it can be applicable to the panel of different width, has improved the flexibility of pay-off, thereby has further improved the efficiency and the quality of production.

Preferably, two equal fixed mounting has first slider on the adjustable shelf, set up on the mount with first slider assorted first spout, the rotation is installed two-way threaded rod in the first spout, two set up the first screw hole of two directions on the first slider respectively, and two first screw holes respectively with two-way threaded rod between the screw transmission.

The two-way threaded rod is rotated, and the two opposite threads on the two-way threaded rod are respectively in threaded transmission with the two first threaded holes, so that the two movable frames are mutually leaned in or far away from each other, the distance between the two feeding rollers is adjusted, the two movable frames are adapted to plates of different sizes, and the feeding flexibility is improved.

Preferably, it includes the first support of fixed mounting on the workstation lateral wall to push down feed mechanism, it has the dwang to rotate the interlude on the first support, be connected with the telescopic link between dwang and the feed roller, fixed mounting has the second support on the lateral wall of workstation, rotate on the second support and install the gear, fixed mounting has the link on the drift, fixed mounting has the connecting plate on the link, be equipped with on the connecting plate with gear assorted rack.

Can drive the link decline when the drift pushes down, the link drives the connecting plate decline to drive the rack decline, the rack drives gear revolve, and the gear drives the dwang and rotates, and the dwang drives the feed roll and rotates, and the feed roll drives panel through frictional force and gos forward, makes more accuracy and the stability of feeding.

Preferably, the dwang has been seted up the mounting groove, rotate in the mounting groove and install the rotor plate, be connected with reset spring between rotor plate and the mounting groove inner wall, the equidistance is equipped with a plurality of tooth's sockets on the inner ring of gear.

When the rack descends to drive the gear to rotate, the limiting effect between the tooth socket and the rotating plate can enable the rotating plate to rotate, so that the rotating rod is driven to rotate, when the rack moves upwards, the gear rotates reversely, the limiting effect that the rotating plate does not have the inner wall of the mounting groove can rotate by a certain angle, so that the tooth socket cannot drive the rotating plate to rotate, the one-way rotating effect of the gear is realized, one-way feeding is realized, and the stability of feeding is further improved.

Preferably, a second sliding block is fixedly mounted on the connecting plate, a second sliding groove matched with the second sliding block is formed in the rack, a bolt is mounted on one side, far away from the second sliding groove, of the connecting plate in a threaded mode, and the bolt penetrates through the second sliding block movably.

Adopt second slider and second spout to carry out the relative slip between connecting plate and the rack, wherein the position of connecting plate is unchangeable, thereby the rack height-adjusting from top to bottom, it is worth noting, can with the gear separation after the rack moves up, the height of cooperation rack can change, the stroke of drift is fixed simultaneously, thereby the stroke of rack is fixed, consequently can change the number of turns of gear revolve through changing the distance between rack bottom and the gear, change the distance of feeding promptly, the flexibility of feeding has further been improved.

Preferably, the outer walls of the two feeding rollers are provided with non-slip mats.

The anti-slip mat is additionally arranged on the feeding roller, so that the friction force between the feeding roller and the plate can be improved, and the accuracy and the stability are further improved.

Preferably, the auxiliary pressurizing assembly comprises a reinforcing frame fixedly mounted on the side wall of the workbench, and a reinforcing roller is rotatably mounted on the reinforcing frame.

The plate is clamped by additionally arranging the reinforcing roller and the feeding roller, so that the feeding stability is further improved.

Preferably, a fixing plate is fixedly mounted on the side wall of the workbench, and a second spring rod is connected between the fixing plate and the reinforcing frame.

The reinforcing roller is tightly pressed against the surface of the plate from the lower part through the second spring rod, so that the reinforcing roller can adapt to plates with different thicknesses, and the feeding stability is improved.

Compared with the prior art, the invention has the beneficial effects that:

1. utilize to push down feed mechanism and drive the feed roller and rotate, utilize frictional force between feed roller and the panel to carry out the feeding, replaced artifical feeding for feeding stability more, secondly utilize cooperation between gear and the rack, make feeding pivoted number of turns all fixed, further improved the accuracy of feeding.

2. Install supplementary reinforcement subassembly on the lateral wall of workstation, utilized the supplementary feeding of reinforcement roller for feeding stability more.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the table of the present invention;

FIG. 3 is a schematic view of the structure of a feed roller portion of the present invention;

FIG. 4 is a schematic view of the structure between the gear and the transmission rod of the present invention;

FIG. 5 is an enlarged view of part A of the structure of the present invention;

FIG. 6 is an enlarged view of the structure of part B of the present invention;

fig. 7 is an enlarged view of the structure of part C of the present invention.

In the figure: 1. a punching frame; 2. a work table; 3. a punch; 4. a positioning frame; 5. a first spring lever; 6. positioning a plate; 7. a fixed mount; 8. a movable frame; 9. a feed roll; 10. a first slider; 11. a first chute; 12. a bidirectional threaded rod; 13. a reinforcing frame; 14. a reinforcing roller; 15. a fixing plate; 16. a second spring lever; 17. a first bracket; 18. rotating the rod; 19. a second bracket; 20. a gear; 21. a tooth socket; 22. a rotating plate; 23. a return spring; 24. a connecting frame; 25. a connecting plate; 26. a rack; 27. a second slider; 28. a second chute; 29. a bolt; 30. a third spring bar; 31. a telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the invention provides a hydraulic combined punching and shearing machine, which solves the technical problems that the feeding distance is not accurate enough and the feeding distance is not easy to control every time;

in order to solve the technical problems, the technical scheme in the embodiment of the invention has the following general idea: establish the feed roller through adding, the action of pushing down through the drift drives the feed roller and rotates, helps the pay-off by the feed roller, has replaced artifical pay-off for pay-off stability more has improved the production precision of product.

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", and the like are used in the orientations and positional relationships indicated in the drawings, which are merely for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to 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 implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, the present invention provides a hydraulic combined punching and shearing machine, which has the following technical scheme:

a hydraulic combined punching and shearing machine comprises a punching frame 1, a workbench 2, a punch 3 and a positioning frame 4, wherein the positioning frame is fixedly arranged on the punch 3; the fixed frame 7 is fixedly arranged on the workbench 2; two movable frames 8 movably mounted on the fixed frame 7; the two feeding rollers 9 are respectively and rotatably arranged on the two movable frames 8; the downward pressing feeding mechanism is arranged between the punch 3 and the feeding roller 9; and the auxiliary reinforcing component is arranged on the side wall of the workbench 2.

Referring to fig. 1 and 2, the feed roller 9 is driven to rotate by the downward pressing feed mechanism, the friction force between the feed roller 9 and the plate is used for feeding, manual feeding is replaced, feeding accuracy is improved, and stability during feeding is improved by the aid of the auxiliary reinforcing mechanism.

Referring to fig. 1, two first spring rods 5 are symmetrically and fixedly mounted on the bottom wall of the positioning frame 4, and a positioning plate 6 is fixedly mounted at the bottom ends of the two first spring rods 5.

The plate can be pressed through the positioning plate 6, so that the punching is more stable.

Referring to fig. 1, a third spring bar 30 is connected between the two feed rollers 9 as an embodiment of the present invention.

The third spring rod 30 can be extended and retracted, so that the distance between the two feeding rollers 9 can be changed, the feeding device can be suitable for plates with different widths, the feeding flexibility is improved, and the production efficiency and quality are further improved.

Referring to fig. 2, as an embodiment of the present invention, first sliding blocks 10 are fixedly installed on two movable frames 8, first sliding grooves 11 matched with the first sliding blocks 10 are formed on the fixed frame 7, bidirectional threaded rods 12 are rotatably installed in the first sliding grooves 11, two first threaded holes in two directions are respectively formed on the two first sliding blocks 10, and the two first threaded holes are in threaded transmission with the bidirectional threaded rods 12 respectively.

The bidirectional threaded rod 12 is rotated, and two sections of opposite threads on the bidirectional threaded rod 12 are respectively in threaded transmission with the two first threaded holes, so that the two movable frames 8 are close to or away from each other, the distance between the two feeding rollers 9 is adjusted, the two movable frames are adapted to plates of different sizes, and the feeding flexibility is improved.

As an embodiment of the present invention, referring to fig. 1 to 5, the downward-pressing feeding mechanism includes a first bracket 17 fixedly installed on a side wall of the workbench 2, a rotating rod 18 is rotatably inserted into the first bracket 17, an expansion link 31 is connected between the rotating rod 18 and the feeding roller 9, a second bracket 19 is fixedly installed on the side wall of the workbench 2, a gear 20 is rotatably installed on the second bracket 19, a connecting bracket 24 is fixedly installed on the punch 3, a connecting plate 25 is fixedly installed on the connecting bracket 24, and a rack 26 matched with the gear 20 is provided on the connecting plate 25.

Can drive link 24 decline when drift 3 pushes down, link 24 drives connecting plate 25 and descends to drive rack 26 and descend, rack 26 drives gear 20 and rotates, and gear 20 drives dwang 18 and rotates, and dwang 18 drives feed roll 9 and rotates, and feed roll 9 drives panel through frictional force and gos forward, makes the more accurate and stable of feeding.

Referring to fig. 4, in one embodiment of the present invention, a mounting groove is formed in the rotating lever 18, a rotating plate 22 is rotatably mounted in the mounting groove, a return spring 23 is connected between the rotating plate 22 and the inner wall of the mounting groove, and a plurality of tooth grooves 21 are formed in the inner ring of the gear 20 at equal intervals.

When rack 26 descends and drives gear 20 and rotate, limiting displacement between tooth's socket 21 and the rotor plate 22 can make rotor plate 22 rotate, thereby drive dwang 18 and rotate, and when rack 26 moves up, gear 20 reverses, rotor plate 22 does not have the limiting displacement of mounting groove inner wall to rotate certain angle this moment, thereby tooth's socket 21 can not drive rotor plate 22 and rotate, gear 20 unidirectional rotation's effect has been realized, thereby unidirectional feeding has been realized, the stability of feeding has further been improved.

Referring to fig. 7, as an embodiment of the present invention, a second slider 27 is fixedly mounted on the connecting plate 25, a second sliding slot 28 matched with the second slider 27 is formed on the rack 26, a bolt 29 is threadedly mounted on one side of the connecting plate 25 far away from the second sliding slot 28, and the bolt 29 movably penetrates through the second slider 27.

The connecting plate 25 and the rack 26 slide relatively by using the second slide block 27 and the second slide groove 28, wherein the position of the connecting plate 25 is unchanged, so that the rack 26 can adjust the height up and down, it is noted that the rack 26 can be separated from the gear 20 after moving up, the height of the matching rack 26 can be changed, and meanwhile, the stroke of the punch 3 is fixed, so that the stroke of the rack 26 is fixed, therefore, the number of turns of the gear 20 can be changed by changing the distance between the bottom end of the rack 26 and the gear 20, namely, the feeding distance is changed, and the feeding flexibility is further improved.

Referring to fig. 1, the outer walls of the two feed rollers 9 are provided with non-slip mats according to an embodiment of the present invention.

The anti-slip mat is additionally arranged on the feeding roller 9, so that the friction force between the feeding roller and the plate can be improved, and the accuracy and the stability are further improved.

Referring to fig. 1, as an embodiment of the present invention, the auxiliary pressurizing assembly includes a reinforcing frame 13 fixedly installed on a sidewall of the table 2, and a reinforcing roller 14 is rotatably installed on the reinforcing frame 13.

The plate is clamped by additionally arranging the reinforcing roller 14 and the feeding roller 9, so that the feeding stability is further improved.

Referring to fig. 6, a fixing plate 15 is fixedly installed on a sidewall of the table 2, and a second spring bar 16 is connected between the fixing plate 15 and the reinforcing frame 13.

The second spring rod 16 enables the reinforcing roller 14 to be tightly pressed against the surface of the plate from the lower part, so that the plate feeding device not only can adapt to plates with different thicknesses, but also improves the stability of feeding.

The working principle is as follows: the bidirectional threaded rod 12 is rotated, and two sections of opposite threads on the bidirectional threaded rod 12 are respectively in threaded transmission with the two first threaded holes, so that the two movable frames 8 are close to or away from each other, the distance between the two feeding rollers 9 is adjusted, the two movable frames are adapted to plates of different sizes, and the feeding flexibility is improved.

When rack 26 descends to drive gear 20 and rotates, limiting displacement between tooth's socket 21 and the rotor plate 22 can make rotor plate 22 rotate, thereby drive dwang 18 and rotate, and when rack 26 moves up, gear 20 reverses, rotor plate 22 does not have the limiting displacement of mounting groove inner wall and can rotate certain angle this moment, thereby tooth's socket 21 can not drive rotor plate 22 and rotate, gear 20 unidirectional rotation's effect has been realized, thereby unidirectional feeding has been realized, the stability of feeding has further been improved.

The reinforcing roller 14 and the feeding roller 9 are additionally arranged to clamp the plate, the feeding stability is further improved, the reinforcing roller 14 is tightly pressed against the surface of the plate from the lower side through the second spring rod 16, the plate with different thicknesses can be adapted, and the feeding stability is further improved.

The electric elements in the document are electrically connected with an external main controller and 220V mains supply through a transformer, the main controller can be a conventional known device controlled by a computer and the like, the product model provided by the invention is only used according to the structural characteristics of the product, the product can be adjusted and modified after being purchased, so that the product is more matched with and accords with the technical scheme of the invention, the product model is a technical scheme of the optimal application of the technical scheme, the product model can be replaced and modified according to the required technical parameters, and the product model is familiar to the technical personnel in the field, so that the technical scheme provided by the invention can clearly obtain the corresponding use effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a punching and shearing machine is united to hydraulic pressure, includes punching press frame (1), workstation (2) and drift (3), its characterized in that:

the positioning frame (4) is fixedly arranged on the punch (3);

the fixed frame (7) is fixedly arranged on the workbench (2);

two movable frames (8) movably arranged on the fixed frame (7);

the two feeding rollers (9) are respectively and rotatably arranged on the two movable frames (8);

the downward pressing feeding mechanism is arranged between the punch (3) and the feeding roller (9);

and the auxiliary reinforcing component is arranged on the side wall of the workbench (2).

2. A hydraulic combined punching and shearing machine according to claim 1, characterized in that: two first spring rods (5) are symmetrically and fixedly mounted on the bottom wall of the positioning frame (4), and positioning plates (6) are fixedly mounted at the bottom ends of the first spring rods (5).

3. A hydraulic combined punching and shearing machine according to claim 1, characterized in that: a third spring rod (30) is connected between the two feeding rollers (9).

4. A hydraulic combined punching and shearing machine according to claim 1, characterized in that: two equal fixed mounting has first slider (10) on adjustable shelf (8), set up on mount (7) with first slider (10) assorted first spout (11), rotatory two-way threaded rod (12) of installing in first spout (11), two set up the first screw hole of two directions on first slider (10) respectively, and two first screw holes respectively with two-way threaded rod (12) between screw transmission.

5. A hydraulic combined punching and shearing machine according to claim 1, characterized in that: push down feed mechanism and include first support (17) of fixed mounting on workstation (2) lateral wall, it has dwang (18) to rotate to alternate on first support (17), be connected with telescopic link (31) between dwang (18) and feed roller (9), fixed mounting has second support (19) on the lateral wall of workstation (2), it installs gear (20) to rotate on second support (19), fixed mounting has link (24) on drift (3), fixed mounting has connecting plate (25) on link (24), be equipped with on connecting plate (25) with gear (20) assorted rack (26).

6. A hydraulic combined punching and shearing machine according to claim 5, characterized in that: the mounting groove has been seted up on dwang (18), rotating plate (22) are installed in the mounting groove to the rotation, be connected with between rotor plate (22) and the mounting groove inner wall reset spring (23), the inner ring equidistance of gear (20) is equipped with a plurality of tooth's sockets (21).

7. A hydraulic combined punching and shearing machine according to claim 5, characterized in that: the connecting plate (25) is fixedly provided with a second sliding block (27), a second sliding groove (28) matched with the second sliding block (27) is formed in the rack (26), a bolt (29) is installed on one side, far away from the second sliding groove (28), of the connecting plate (25) in a threaded mode, and the bolt (29) penetrates through the second sliding block (27) in a movable mode.

8. A hydraulic combined punching and shearing machine according to claim 1, characterized in that: and the outer walls of the two feeding rollers (9) are provided with non-slip mats.

9. A hydraulic combined punching and shearing machine according to claim 1, characterized in that: the auxiliary pressurizing assembly comprises a reinforcing frame (13) fixedly mounted on the side wall of the workbench (2), and a reinforcing roller (14) is rotatably mounted on the reinforcing frame (13).

10. A hydraulic combined punching and shearing machine according to claim 9, characterized in that: fixed mounting has fixed plate (15) on the lateral wall of workstation (2), be connected with second spring beam (16) between fixed plate (15) and reinforcement frame (13).