CN220259442U

CN220259442U - Flange forging hammer

Info

Publication number: CN220259442U
Application number: CN202321901494.1U
Authority: CN
Inventors: 杨重科
Original assignee: Changsha Leifeng Heavy Forging Co ltd
Current assignee: Changsha Leifeng Heavy Forging Co ltd
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2023-12-29
Anticipated expiration: 2033-07-18

Abstract

The utility model discloses a flange forging hammer, which relates to the technical field of forging and comprises a base, wherein a support is fixedly arranged on the upper surface of the base, a hydraulic cylinder is fixedly arranged at the upper end of the support, a hammer head is fixedly arranged at the output end of the hydraulic cylinder, a die is fixedly arranged on the upper surface of the base, a protection structure is arranged on the arc surface of the hammer head, the protection structure comprises two fixing plates fixedly arranged on the arc surface of the hammer head, sliding rods penetrate through the surfaces of the fixing plates in a sliding manner, the lower ends of the two sliding rods are fixedly connected with a protection cover, the size of the protection cover is larger than that of the die, and a stop block is fixedly connected with the upper end of the sliding rods.

Description

Flange forging hammer

Technical Field

The utility model relates to the technical field of forging, in particular to a flange forging hammer.

Background

The flange is also called as a flange plate, is a connecting piece for connecting pipelines, is generally made of iron materials, and usually needs to be fastened by bolts when the flange is used, and when the flange is manufactured, a flange raw workpiece needs to be heated, and then the flange raw workpiece in a die is knocked by a forging hammer, so that the flange raw workpiece is processed into a round shape.

One Chinese patent with publication number of CN216226731U discloses a flange forging splint hammer, relates to splint hammer technical field, including bearing structure, bearing structure's upper surface fixed mounting has transmission, be provided with the weight in transmission's the inner chamber, bearing structure inside lower extreme is provided with the base, bearing structure includes the backup pad, the upper surface of backup pad and transmission's bottom fixed mounting, the four corners fixed mounting of backup pad lower surface has the pillar, the middle part of pillar outer wall is provided with the dead lever. According to the utility model, the impact force generated when the hammer head contacts with a workpiece is increased by the gravity of the weight, the hammer head and the weight are fixedly arranged, so that the hammer head is convenient to replace, the waste of materials is reduced, the cost is reduced, and the buffer structure is arranged between the pull rod and the weight, so that the pull rod has a certain buffer effect after falling, the bending deformation of the pull rod caused by the overlarge impact force is prevented, the equipment is better protected, the service time is prolonged, and the working efficiency is improved.

With respect to the above and related art, the inventors believe that there are often the following drawbacks: when the flange raw workpiece is forged, a large amount of scrap iron is generated when the hammer head strikes the flange raw workpiece, the high-temperature scrap iron can splash to the periphery due to impact, and when the scrap iron is sputtered to the body of surrounding workers, the situation that the workers are scalded is easy to occur.

To this end we propose a flange forging hammer.

Disclosure of Invention

The utility model aims to provide a flange forging hammer which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flange forging hammer, includes the base, the upper surface fixed mounting of base has the support, the upper end fixed mounting of support has the pneumatic cylinder, the output fixed mounting of pneumatic cylinder has the tup, the upper surface fixed mounting of base has the mould, the arc surface of tup is equipped with protective structure, protective structure includes two fixed mounting at the fixed plate of tup arc surface, the surface slip of fixed plate runs through there is the slide bar, two the lower extreme fixedly connected with protection casing of slide bar, the size of protection casing is greater than the size of mould, the upper end fixedly connected with dog of slide bar.

The components achieve the following effects: through setting up protective structure, stop the high temperature iron fillings that splash with the help of the protection casing to prevent as far as possible that the circumstances of staff around the high temperature iron fillings scald from taking place, eliminated the potential safety hazard to a certain extent.

Preferably, the upper surface of protection casing has seted up a plurality of recess, the inner wall sliding connection of recess has the magnetic pole, a plurality of the upper end fixedly connected with ring of magnetic pole.

The components achieve the following effects: the magnetic rod can attract scrap iron by means of self magnetic force, so that the scrap iron is attached to the inner wall of the protective cover, and the scrap iron is prevented from sliding to the surface of the flange original workpiece in the die as much as possible, so that the processing quality of the flange original workpiece is affected.

Preferably, the upper surface of ring fixedly connected with bending plate, the surface screw thread of bending plate inserts and is equipped with the screw rod, the screw rod passes the bending plate and supports at the outer wall of protection casing.

The components achieve the following effects: the screw rod is rotated to enable the screw rod to prop against the outer wall of the protective cover, and the screw rod achieves the effect of limiting the position of the bending plate and then the position of the magnetic rod.

Preferably, the outer wall of protection casing is equipped with the collection structure, the collection structure includes that fixed mounting is at the side pipe of protection casing outer wall, the inner wall sliding connection of side pipe has the L shaped plate, the fixed surface of L shaped plate short arm is connected with the receiver, the receiver is located the below of protection casing, side intraductal slip of side has the buckle that runs through, the buckle runs through the L shaped plate.

The components achieve the following effects: through setting up and collecting the structure, collect the iron fillings with the help of the receiver, prevent as far as possible that the iron fillings from dropping in the mould, need take place the condition that carries out secondary clearance to the iron fillings to make things convenient for the staff operation more.

Preferably, the surface of the long arm of the L-shaped plate is penetrated by a push rod in a sliding way, one end of the push rod, which is close to the protective cover, is fixedly connected with an impact plate, the surface of the push rod is sleeved with a spring, and two ends of the spring are respectively fixedly connected with the push rod and the L-shaped plate.

The components achieve the following effects: when the spring contracts, the ejector rod can move to the direction close to the protective cover by means of the pulling force of the spring, the ejector rod moves to drive the impact plate to move, and after the impact plate contacts with the protective cover, the impact plate can knock the protective cover to enable the protective cover to vibrate, so that scrap iron can fall off from the inner wall of the protective cover further conveniently.

Preferably, one end of the ejector rod is fixedly connected with a pulling plate, and anti-slip protrusions are arranged on the surface of the pulling plate.

The components achieve the following effects: the pulling plate can drive the ejector rod to slide, and the pulling plate achieves the effect of conveniently moving the ejector rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, by arranging the protective structure, the high-temperature scrap iron splashed by the protective cover is blocked, so that the situation that the high-temperature scrap iron scalds surrounding staff is prevented as much as possible, and the potential safety hazard is eliminated to a certain extent.

2. According to the scrap iron collecting device, the collecting structure is arranged, scrap iron is collected by means of the storage box, the scrap iron is prevented from falling into the die as much as possible, and the scrap iron needs to be cleaned for the second time, so that the scrap iron collecting device is more convenient for workers to operate.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of another angle of the present utility model;

FIG. 3 is a schematic view of the shield of the present utility model in a disassembled configuration;

FIG. 4 is a schematic view of a part of the accommodating structure of the present utility model;

fig. 5 is an enlarged view of the utility model at a in fig. 1.

In the figure: 1-a base; 2-a bracket; 3-a hydraulic cylinder; 4-hammer head; 5-a mold; 6-a protective structure; 61-fixing plates; 62-slide bar; 63-protecting cover; 64-grooves; 65-magnetic rod; 66-a ring; 67-bending plate; 68-a screw; 69-a stop; 7-collecting structure; 71-square tube; a 72-L-shaped plate; 73-a storage box; 74-snap; 75-ejector rod; 76-strike plate; 77-spring; 78-pulling plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a flange forging hammer, includes base 1, and the upper surface fixed mounting of base 1 has support 2, and the upper end fixed mounting of support 2 has pneumatic cylinder 3, and the output fixed mounting of pneumatic cylinder 3 has tup 4, and the upper surface fixed mounting of base 1 has mould 5, and the arc surface of tup 4 is equipped with protective structure 6, and the outer wall of protection casing 63 is equipped with collection structure 7.

The specific arrangement and function of the guard structure 6 and the collecting structure 7 will be described in detail below.

Referring to fig. 2 and 3, in the present embodiment: the protection structure 6 comprises two fixing plates 61 fixedly arranged on the arc surface of the hammer head 4, sliding rods 62 are penetrated through the surfaces of the fixing plates 61 in a sliding manner, the lower ends of the two sliding rods 62 are fixedly connected with a protection cover 63, the size of the protection cover 63 is larger than that of the die 5, and the upper ends of the sliding rods 62 are fixedly connected with a stop block 69. The upper surface of protection casing 63 has seted up a plurality of recess 64, and the inner wall sliding connection of recess 64 has magnetic pole 65, and the upper end fixedly connected with ring 66 of a plurality of magnetic pole 65, magnetic pole 65 can attract iron fillings with the help of self magnetic force, makes the iron fillings adhere to the inner wall of protection casing 63, prevents the surface of the former work piece of flange in the mould 5 of iron fillings landing as far as possible, influences the condition emergence of the former work piece processingquality of flange. The upper surface fixedly connected with bending plate 67 of ring 66, the surface screw thread of bending plate 67 inserts and is equipped with screw rod 68, and screw rod 68 passes bending plate 67 and supports at the outer wall of protection casing 63, rotates screw rod 68, makes screw rod 68 support at the outer wall of protection casing 63, and screw rod 68 reaches the effect that restriction bending plate 67 position and then restriction magnetic rod 65 position.

Referring to fig. 3, 4 and 5, specifically, the collecting structure 7 includes a square tube 71 fixedly installed on an outer wall of the protective cover 63, an L-shaped plate 72 is slidably connected to an inner wall of the square tube 71, a receiving box 73 is fixedly connected to a surface of a short arm of the L-shaped plate 72, the receiving box 73 is located below the protective cover 63, a buckle 74 is slidably inserted into the square tube 71, and the buckle 74 penetrates through the L-shaped plate 72. The surface sliding of the long arm of L shaped plate 72 runs through there is ejector pin 75, the one end fixedly connected with striking plate 76 that ejector pin 75 is close to protection casing 63, the surface cover of ejector pin 75 has spring 77, the both ends of spring 77 respectively with ejector pin 75 and L shaped plate 72 fixed connection, when spring 77 shrink, ejector pin 75 can move to the direction that is close to protection casing 63 with the help of the pulling force of spring 77, ejector pin 75 removes and can drive striking plate 76 and remove, after striking plate 76 and protection casing 63 contact, striking plate 76 can strike protection casing 63, make protection casing 63 vibrate, thereby further make things convenient for the iron fillings to drop from the inner wall of protection casing 63. One end of the ejector rod 75 is fixedly connected with a pull plate 78, anti-slip protrusions are arranged on the surface of the pull plate 78, the pull plate 78 can drive the ejector rod 75 to slide, and the pull plate 78 achieves the effect of conveniently moving the ejector rod 75.

Working principle: when the flange raw workpiece is required to be forged, the flange raw workpiece is placed in the die 5, then the hydraulic cylinder 3 is started, the output end of the hydraulic cylinder 3 stretches to drive the hammer head 4 to move downwards, the hammer head 4 moves to drive the fixing plate 61 to move, the protective cover 63 is synchronously moved under the influence of self gravity, the protective cover 63 moves to be contacted with the base 1 and covers the periphery of the die 5, the hammer head 4 continues to move to strike the flange raw workpiece in the die 5, high-temperature scrap iron generated at the moment can be blocked by the protective cover 63, thereby preventing the situation that workers around the high-temperature scrap iron is scalded from occurring as much as possible, meanwhile, the magnetic rod 65 attracts the scrap iron by means of self magnetic force, the scrap iron is attached to the inner wall of the protective cover 63, the scrap iron is prevented from sliding to the surface of the flange raw workpiece in the die 5 as much as possible, the situation that the processing quality of the flange raw workpiece is influenced is prevented, after the processing is finished, the output end of the hydraulic cylinder 3 is controlled to shrink, the hammer head 4 can be lifted, the fixing plate 61 can drive the stop 69 to move upwards by means of the hammer head 4, and the stop 69 can drive the protective cover 63 to move by means of the stop 69, and the protective cover 63 can be lifted conveniently to take out the processed workpiece from the die 5.

When the scraps attached to the inner wall of the protective cover 63 need to be cleaned, the L-shaped plate 72 slides in along the inner wall of the square tube 71, after the L-shaped plate 72 slides to a proper position, the buckle 74 is inserted into the square tube 71 and the L-shaped plate 72 in sequence, the buckle 74 achieves the effect of limiting the position of the L-shaped plate 72 and further limiting the position of the storage box 73, then the screw 68 is rotated, the screw 68 moves away from the protective cover 63 by virtue of threads, the ring 66 moves upwards after the screw 68 is out of contact with the protective cover 63, the magnetic rod 65 slides out of the inner wall of the groove 64, at the moment, the scraps slide off from the inner wall of the protective cover 63, in the process, the pull plate 78 is pulled in a direction away from the L-shaped plate 72, the pull plate 78 moves to drive the ejector rod 75 to slide, the ejector rod 75 slides and drives the impact plate 76 to slide and stretch the spring 77, when the impact plate 76 moves to a proper position, the pull plate 78 is loosened, at this time, the spring 77 starts to shrink, the ejector rod 75 moves towards the direction close to the protective cover 63 by means of the tension of the spring 77, the ejector rod 75 can drive the impact plate 76 to move, after the impact plate 76 contacts with the protective cover 63, the impact plate 76 can strike the protective cover 63, the protective cover 63 vibrates, further convenience is brought to the falling of scrap iron from the inner wall of the protective cover 63, the storage box 73 can collect the scrap iron, the scrap iron is prevented from falling into the die 5 as much as possible, the condition that the scrap iron needs to be cleaned secondarily occurs, then the buckle 74 is pulled out of the square tube 71, and then the L-shaped plate 72 can be taken down from the square tube 71, and the scrap iron in the storage box 73 is processed.

After the cleaning is finished, the circular ring 66 is moved again to enable the magnetic rod 65 to slide into the inner wall of the groove 64, then the screw 68 is rotated to enable the screw 68 to abut against the outer wall of the protective cover 63, and the screw 68 achieves the effect of limiting the position of the bending plate 67 and further limiting the position of the magnetic rod 65.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. Flange forging hammer, including base (1), its characterized in that: the utility model discloses a hydraulic cylinder, including base (1), fixed surface, protection structure (6), slide bar (62) are run through in the surface slip of fixed plate (61), two the lower extreme fixedly connected with protection casing (63) of slide bar (62), the size of protection casing (63) is greater than the size of mould (5), the upper end fixedly connected with dog (69) of slide bar (62), the last fixed surface of base (1) installs mould (5) fixedly, the arc surface of tup (4) is equipped with protection structure (6), protection structure (6) include two fixed mounting fixed plate (61) at tup (4) arc surface, the surface slip of fixed plate (61) has slide bar (62), two the lower extreme fixedly connected with protection casing (63).

2. A flange forging hammer as recited in claim 1, wherein: the upper surface of protection casing (63) has seted up a plurality of recess (64), the inner wall sliding connection of recess (64) has magnetic pole (65), a plurality of the upper end fixedly connected with ring (66) of magnetic pole (65).

3. A flange forging hammer as recited in claim 2, wherein: the upper surface of ring (66) fixedly connected with bending plate (67), the surface screw thread of bending plate (67) is inserted and is equipped with screw rod (68), screw rod (68) pass bending plate (67) and support at the outer wall of protection casing (63).

4. A flange forging hammer as recited in claim 1, wherein: the outer wall of protection casing (63) is equipped with collection structure (7), collection structure (7) are including fixed mounting at square pipe (71) of protection casing (63) outer wall, the inner wall sliding connection of square pipe (71) has L shaped plate (72), the fixed surface of L shaped plate (72) short arm is connected with receiver (73), receiver (73) are located the below of protection casing (63), it has buckle (74) to run through in square pipe (71), buckle (74) run through L shaped plate (72).

5. A flange forging hammer as recited in claim 4, wherein: the surface sliding of L shaped plate (72) long arm is run through has ejector pin (75), one end that ejector pin (75) is close to protection casing (63) fixedly connected with striking board (76), the surface cover of ejector pin (75) has spring (77), the both ends of spring (77) are respectively with ejector pin (75) and L shaped plate (72) fixed connection.

6. A flange forging hammer as recited in claim 5, wherein: one end of the ejector rod (75) is fixedly connected with a pulling plate (78), and anti-slip protrusions are arranged on the surface of the pulling plate (78).