Hot forging punching machine for percussion bit machining

Abstract

The utility model discloses a hot forging punching machine used for percussion bit machining, which comprises a support, a working platform is fixed in the middle of the support, a forging groove is arranged in the middle of the working platform, a plurality of reciprocating assemblies are arranged on the periphery of the forging groove and on the working platform at equal intervals, and forging split dies are installed on the reciprocating assemblies. A synchronous driving assembly is installed on the lower side of the operation platform and is in transmission connection with the reciprocating assemblies so that the reciprocating assemblies can drive the forging split dies to be synchronously closed in the forging grooves, and the multiple forging split dies can meet the machining requirements of various complex shapes. The possibility is provided for machining drill bits in complex shapes, the later complex cutting and grinding process is not needed, the overall strength of the drill bits is guaranteed, a driving motor drives a gear to rotate, the gear is meshed with a transmission gear ring, the gear ring drives an annular plate to rotate, and the annular plate extrudes a shifting rod to move through a chute, so that all sliding guide rods are synchronously gathered together.

Description

TECHNICAL FIELD

[0001] The utility model relates to punch press technical field especially is related to a kind of hot forging punch press for percussion drill bit processing. BACKGROUND

[0002] Impact drill bit is a kind of equipment for clamping on impact drill, and is used for drilling on concrete foundation, wall, brick wall, granite to install expansion bolt, plastic expansion pipe and other fasteners in hole, the manufacturing process of impact drill bit includes carefully selecting high-strength material suitable for hard material such as concrete, masonry and rock, such as high-speed steel or hard alloy, then, through precision machining steps such as forging and milling, the specific geometric shape and size of drill bit are formed, and its hardness and toughness are increased by heat treatment, in order to improve durability and performance, drill bit surface will be coated with wear-resistant coating such as titanium nitride or tungsten carbide, strict quality control inspection is carried out at each stage of manufacturing to ensure that drill bit meets precise specification requirements, finally, drill bit will be tested in practice to verify its performance and reliability under harsh working conditions, to ensure that the final product can provide high efficiency and long service life in construction and decoration industry;

[0003] Chinese patent publication No. CN218134314U discloses a hot forging punch press for impact drill bit processing, which comprises an upper die, a lower die, a first base, a second base and a punch chamber, the upper die and the lower die are matched and arranged, the first base and the second base are fixedly connected with the lower die, the punch chamber is located inside the lower die, the first base is fixedly connected with a telescopic rod at the top end, and a cooling mechanism is embedded in the inside of the second base, the bottom end of the upper die is fixedly connected with a positioning table and a buffer seat, when the cylinder and the booster cooperate to lift and punch, the lifting and punching stability is effectively maintained, the workpiece is embedded in the processing base when punching, and is assisted by a hot melting furnace, and the punch pressure is enhanced by the booster cooperating with the cylinder during lifting and punching.

[0004] The above-mentioned technology only has the upper die and the lower die matched with each other, and cannot manufacture complex drill bits, so a large number of cutting and polishing processes are needed in the later stage, which not only slows down the processing efficiency, but also cannot guarantee the structural strength of the drill bit, and also causes material waste, therefore, the utility model discloses a hot forging punch press for impact drill bit processing to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0005] The utility model discloses a purpose at providing a kind of for percussion drill bit processing hot forging press, including support, the middle part of the support is fixed with operation platform, the middle part of the operation platform is equipped with forging groove, multiple reciprocating components are equidistantly arranged on the periphery of forging groove and located operation platform, forging split die is all installed on the reciprocating component, the downside of the operation platform is equipped with synchronous drive component, and the synchronous drive component is all transmission connection with each reciprocating component, to make the reciprocating component can drive each forging split die synchronous mould in forging groove.

[0006] As a further scheme of the utility model, the bottom of the support is fixed with a jacking hydraulic rod, the output end of the jacking hydraulic rod is fixedly connected with a supporting block, and a supporting groove is formed in the upper side of the supporting block.

[0007] As a further scheme of the utility model, the multiple forging split dies are jointly spliced to form a lower die with a conical structure at the bottom, and the supporting groove is in contact with the bottom structure of the lower die.

[0008] As a further scheme of the utility model, the top of the support is fixed with a stamping hydraulic rod, the output end of the stamping hydraulic rod is fixedly connected with an upper die, and the upper die corresponds to the lower die.

[0009] As a further scheme of the utility model, the synchronous drive component comprises an annular box fixed to the underside of the operation platform, an annular plate is rotatably sleeved on the outer side of the inner ring of the annular box, a gear ring is arranged on the outer periphery of the annular plate, and multiple inclined grooves are equidistantly formed in the annular plate.

[0010] As a further scheme of the utility model, the synchronous drive component further comprises a gear rotatably connected between the bottom wall of the annular box and the operation platform, and a driving motor fixedly connected to the underside of the annular box, and the output end of the driving motor is fixedly connected with the gear.

[0011] As a further scheme of the utility model, the reciprocating component comprises a guide box fixed to the upper side of the operation platform, a sliding guide rod is slidably connected between the two opposite side walls of the guide box, a forging split die is fixedly connected to one end of the sliding guide rod, a lever is fixed to the part of the sliding guide rod located in the guide box, and the lever extends into the adjacent inclined groove.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. The hot forging press for percussion drill bit processing can adapt to the processing requirements of various complex shapes, provides the possibility for processing drill bits of complex shapes, does not need to perform a complex cutting and polishing process in the later stage, and guarantees the overall strength of the drill bit.

[0014] 2. The hot forging punch press for impact drill bit machining, the driving motor drives the gear to rotate, the gear engages the transmission gear ring, the gear ring drives the annular plate to rotate, the annular plate is displaced through the inclined groove extrusion push rod, so that each sliding guide rod is synchronized to gather, a plurality of forging split molds form the lower mold, vice versa, the driving motor can drive a plurality of forging split molds to separate from each other, automatic demolding can be realized, and the processing efficiency is improved;

[0015] 3. The hot forging punch press for impact drill bit machining, after the lower mold splicing is completed, the control jacking hydraulic rod rises, the lifting of the supporting block makes the supporting groove extrude the bottom of the lower mold, the forging split mold can be fully gathered and jointed, the situation that the forging split mold is forced to separate can be prevented from occurring in the mold closing process, and after demolding, the drill bit blank falls into the supporting groove, the worker is convenient to clamp and transport, so that the punch forging process of the drill bit can be completed in order. BRIEF DESCRIPTION OF DRAWINGS

[0016] The utility model is further explained below in combination with the drawings and examples:

[0017] Figure 1 It is a front view of the hot forging punch press for impact drill bit machining;

[0018] Figure 2 It is a top view of the hot forging punch press for impact drill bit machining;

[0019] Figure 3 It is a bottom view of the hot forging punch press for impact drill bit machining;

[0020] Figure 4 It is an enlarged view of structure A in the hot forging punch press for impact drill bit machining of the utility model; Figure 1

[0021] Figure 5 It is a combination structure view of the guide box and sliding guide rod in the hot forging punch press for impact drill bit machining of the utility model;

[0022] Figure 6 It is a side view of the supporting block in the hot forging punch press for impact drill bit machining of the utility model.

[0023] In the drawings, the components represented by each reference numeral are listed as follows:

[0024] ​1, support; 11, operation platform; 12, forging groove; 13, jacking hydraulic rod; 14, supporting block; 141, supporting groove; 15, stamping hydraulic rod; 16, upper die; 2, reciprocating assembly; 21, guide box; 22, sliding guide rod; 23, push rod; 3, forging split die; 4, synchronous driving assembly; 41, ring box; 42, ring plate; 43, gear ring; 44, chute; 45, gear; 46, driving motor. DETAILED DESCRIPTION

[0025] The utility model makes further description in combination with examples.

[0026] Please refer to Figure 1-6 The utility model provides a kind of hot forging press for percussion drill bit processing, including support 1, the middle part of the support 1 is fixed with operation platform 11, the middle part of the operation platform 11 is equipped with forging groove 12;

[0027] Specifically, support 1 includes bottom plate, top plate and two support rods fixed between the two, support rod penetrates operation platform 11, and support rod remains fixed connection with operation platform 11, wherein, bottom plate is fixedly connected with jacking hydraulic rod 13, top plate is fixedly connected with stamping hydraulic rod 15, can provide stable support.

[0028] Further, the periphery of the forging groove 12 and the equidistantly arranged on the operation platform 11 are provided with a plurality of reciprocating assemblies 2, the reciprocating assembly 2 includes a guide box 21 fixed on the upper side of the operation platform 11, the two opposite side walls of the guide box 21 are slidably connected with a sliding guide rod 22, one end of the sliding guide rod 22 is fixedly connected with a forging split die 3, the part of the sliding guide rod 22 located in the guide box 21 is fixed with a push rod 23, the push rod 23 extends into the adjacent chute 44.

[0029] Specifically, under the limiting action of guide box 21, sliding guide rod 22 can only slide forward and backward, when the displacement of chute 44 occurs, the side of chute 44 will extrude sliding guide rod 22 to move, thereby enabling sliding guide rod 22 to realize reciprocating motion, when a plurality of sliding guide rods 22 gather, forging split dies 3 gather to form a lower die, when a plurality of sliding guide rods 22 separate, forging split dies 3 move away from each other, the demolding action can be realized, it is worth mentioning that the operation platform 11 covered by the guide box 21 is provided with a notch, which meets the requirement that the push rod 22 can slide forward and backward, and will not be stuck.

[0030] Further, the reciprocating assembly 2 is provided with a forging split die 3, and a plurality of forging split dies 3 are jointly connected to form a lower die with a conical structure at the bottom, and the supporting groove 141 is in contact with the bottom structure of the lower die.

[0031] Specifically, the plurality of forging split dies 3 are combined by splicing to form an integral lower die, the upper part of the lower die is provided with a mold cavity, each forging split die 3 is part of the lower die and collectively constitutes the complete shape of the lower die, the lifting hydraulic rod 13 is controlled to rise, so that the supporting block 14 rises, the supporting groove 141 extrudes the bottom of the lower die, and the forging split dies 3 are fully gathered. It is worth noting that the plurality of forging split dies 3 can adapt to the processing needs of various complex shapes, making it possible to process complex-shaped drill bits without the need for complex cutting and polishing processes later, thereby ensuring the overall strength of the drill bit.

[0032] Further, the lower side of the operation platform 11 is provided with a synchronous driving assembly 4, the synchronous driving assembly 4 comprises a gear 45 rotatably connected between the bottom wall of the annular box 41 and the operation platform 11, and a driving motor 46 fixedly connected to the lower side of the annular box 41, and the output end of the driving motor 46 is fixedly connected with the gear 45.

[0033] Specifically, the driving motor 46 drives the gear 45 to rotate, the gear 45 engages with the transmission gear ring 43, the gear ring 43 drives the annular plate 42 to rotate, and the annular plate 42 can realize one-to-many transmission by cooperating with the structure of the push rod 23 and the inclined groove 44 when rotating.

[0034] Further, the synchronous driving assembly 4 is in transmission connection with each reciprocating assembly 2, so that the reciprocating assembly 2 can drive each forging split die 3 to synchronously close the mold in the forging groove 12, the synchronous driving assembly 4 further comprises an annular box 41 fixed to the lower side of the operation platform 11, the inner circle of the annular box 41 is rotatably sleeved with an annular plate 42, the outer periphery of the annular plate 42 is provided with a gear ring 43, and a plurality of inclined grooves 44 are equidistantly formed on the annular plate 42.

[0035] Specifically, the inclined grooves 44 are equidistantly arranged around the center of the annular plate 42, and the inclined grooves 44 are both inclined clockwise or counterclockwise, which can ensure the consistency of the transmission action of the push rod 23 and the inclined groove 44.

[0036] Further, the bottom of the support 1 is fixed with a lifting hydraulic rod 13, the output end of the lifting hydraulic rod 13 is fixedly connected with a supporting block 14, and the upper side of the supporting block 14 is provided with a supporting groove 141.

[0037] Specifically, the supporting block 14 can accurately control its position on the support 1 through the lifting action of the lifting hydraulic rod 13, thereby providing stable support for the lower die. During the forging process, the supporting block 14 rises, so that the supporting groove 141 is in contact with the bottom structure of the lower die, supporting the lower die and ensuring that the forging split dies 3 can be fully gathered and jointed. After forging is completed, the supporting block 14 descends, so that the drill bit blank can be demolded and fall into the supporting groove 141, facilitating workers to clamp and transport, and simplifying the subsequent processing procedure.

[0038] Further, the top of the support 1 is fixed with a stamping hydraulic rod 15, the output end of the stamping hydraulic rod 15 is fixedly connected with an upper die 16, the upper die 16 corresponds with a lower die;

[0039] Specifically, when forging is needed, the stamping hydraulic rod 15 is activated to push the upper die 16 to move downwards, the upper die 16 is combined with the lower die to apply pressure to the workpiece, the drill hot forging is formed, after the forging is completed, the stamping hydraulic rod 15 is reversely moved to separate the upper die 16 from the lower die, and the demolding is realized.

[0040] Working principle:

[0041] In use, the driving motor 46 drives the gear 45 to rotate, the gear 45 meshes with the transmission gear ring 43, the gear ring 43 drives the annular plate 42 to rotate, the annular plate 42 is displaced through the inclined groove 44 to extrude the push rod 23, so that the plurality of sliding guide rods 22 are synchronously gathered, the plurality of forging split dies 3 are combined to form the lower die, then the lifting hydraulic rod 13 is controlled to rise, the supporting block 14 rises to extrude the bottom of the lower die through the supporting groove 141, so that the plurality of forging split dies 3 are fully gathered, then the hot forging piece is placed into the lower die, the stamping hydraulic rod 15 drives the upper die 16 to press downwards, so that the upper die 16 is combined with the lower die, the drill blank can be forged and formed, the above steps are reversely operated, the drill blank can be demolded, and the demolded drill blank falls into the supporting groove 141 and is clamped and transported by workers.

Claims

1. A hot forging press for percussion drill bit processing, comprising a bracket (1), characterized in that: A working platform (11) is fixed in the middle of the bracket (1), a forging groove (12) is opened in the middle of the working platform (11), and a plurality of reciprocating assemblies (2) are equidistantly arranged on the periphery of the forging groove (12) and on the working platform (11), and a forging split mold (3) is installed on each of the reciprocating assemblies (2). A synchronous drive assembly (4) is installed on the lower side of the working platform (11), and the synchronous drive assembly (4) is connected to each of the reciprocating assemblies (2) in a transmission manner, so that the reciprocating assembly (2) can drive each of the forging split molds (3) to close the mold synchronously in the forging groove (12).

2. The hot forging press for percussion drill bit processing according to claim 1, characterized in that: A lifting hydraulic rod (13) is fixed to the bottom of the bracket (1), and an output end of the lifting hydraulic rod (13) is fixedly connected to a support block (14), and a bracket groove (141) is provided on the upper side of the support block (14).

3. The hot forging press for percussion drill bit processing according to claim 2, characterized in that: A plurality of the forging split dies (3) are spliced ​​together to form a lower die having a conical bottom structure, and the bracket (141) is in contact with the bottom structure of the lower die.

4. The hot forging press for percussion drill bit processing according to claim 3, characterized in that: A punching hydraulic rod (15) is fixed on the top of the bracket (1), and an output end of the punching hydraulic rod (15) is fixedly connected to an upper mold (16), and the upper mold (16) corresponds to the lower mold.

5. The hot forging press for percussion drill bit processing according to claim 1, characterized in that: The synchronous drive assembly (4) includes an annular box (41) fixed on the lower side of the working platform (11), an annular plate (42) is rotatably sleeved on the outer side of the inner ring of the annular box (41), a gear ring (43) is provided on the outer periphery of the annular plate (42), and a plurality of inclined grooves (44) are equidistantly provided on the annular plate (42).

6. The hot forging press for percussion drill bit processing according to claim 5, characterized in that: The synchronous drive assembly (4) further comprises a gear (45) rotatably connected between the bottom wall of the annular box (41) and the working platform (11), and a drive motor (46) fixedly connected to the lower side of the annular box (41), wherein the output end of the drive motor (46) is fixedly connected to the gear (45).

7. The hot forging press for percussion drill bit processing according to claim 5, characterized in that: The reciprocating assembly (2) includes a guide box (21) fixed on the upper side of the working platform (11), a sliding guide rod (22) is slidably connected between two opposite side walls of the guide box (21), one end of the sliding guide rod (22) is fixedly connected to a forging parting die (3), and a shift rod (23) is fixed to the portion of the sliding guide rod (22) located in the guide box (21), and the shift rod (23) extends into an adjacent inclined slot (44).

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