TWM574522U - Mold release device for warm forging forming - Google Patents

Abstract

A warm forging forming demoulding device comprises an upper mold base, an upper forming mold, a punching assembly, a lower mold base, a mold core, an ejection mechanism and a moving mechanism. The punching assembly includes an upper inner punch, a spring element, and an upper outer punch. The mold core is used for placing the workpiece, and the moving mechanism moves the upper mold base toward the lower mold base, the upper mold is pressed to the mold core, and the upper and outer punches touch the workpiece and compress the spring element. The upper inner punch is punched into the workpiece. By moving the mechanism to move the upper die holder away from the lower die holder, the spring element is released to drive the upper and outer punches to disengage the workpiece from the upper forming die, and the ejection mechanism is used to eject the workpiece to the die outer.

Description

Warm forging demoulding device

This creation is about a warm forging molding release device.

Forging is a processing method in which an external force is applied to a metal blank (excluding a sheet) to cause plastic deformation, change in size, shape, and performance to produce a mechanical part, a workpiece, a tool, or a blank.

According to the forging in different temperature zones, the forging quality and the forging technical requirements can be divided into three forming temperature zones: cold forging, warm forging and hot forging. In general, forging at room temperature without heating is called cold forging, forging in a temperature region where recrystallization is performed is called hot forging, and warm forging is for forming a material at a state of 30% of recrystallization temperature.

Forging is easy to stick to the mold due to its manufacturing characteristics, which makes mold release difficult. Especially, it is more difficult to punch and release the mold by forging. Therefore, the mold release mechanism must be improved by improving the mold mechanism.

Therefore, how to improve and provide a "warp forging and demolding device" to avoid the above-mentioned problems is a problem to be solved in the industry.

The present invention provides a warm forging forming release device, which makes the processed piece after warm forging easy to be demoulded.

An embodiment of the present invention provides a warm forging forming and releasing device, comprising an upper die holder, an upper connecting component, an upper forming die, a punching component, a lower die seat, a lower connecting component, a die, and a top Out of the organization and a mobile agency. The upper connecting component is connected to the upper die base. The upper forming die is coupled to the upper connecting component. The punching assembly comprises an upper inner punch, a spring element and an upper outer punch, wherein one end of the upper inner punch is fixed in the upper connecting component, and the spring element and the upper outer punch are sequentially disposed in the upper inner portion shower. The lower connecting component is connected to the lower die holder. The mold core is disposed within the lower connection assembly. The ejection mechanism is movably coupled between the lower mold base and the lower connection assembly. The moving mechanism is connected between the upper mold base and the lower mold base, and the moving mold mechanism is configured to move the upper mold base relative to the lower mold base, wherein a workpiece is placed in the mold core, and one end of the workpiece protrudes The mold core, the other end of the processing member bears against the ejector mechanism, and the moving mechanism moves the upper mold base toward the lower mold base, the upper forming mold is pressed to the mold core, and the upper and outer punches touch the workpiece, and The spring element is compressed so that the upper inner punch punches the workpiece. By moving the mechanism to move the upper die holder away from the lower die holder, the spring element is released to drive the upper and outer punches to disengage the workpiece from the upper forming die, and the ejection mechanism is used to eject the workpiece to the die outer.

In one embodiment, the upper forming die includes a first tapered die cavity.

In one embodiment, the mold core includes a second tapered mold cavity.

In an embodiment, the upper connecting component comprises an upper receiving plate, an upper pressure plate and an upper adapter plate. The upper pressure plate is disposed between the upper receiving plate and the upper adapter plate, and the upper forming die is connected to the upper transfer plate. board.

In an embodiment, the upper receiving plate includes a first receiving plate and a second receiving plate connected to the first receiving plate. The first receiving plate is located between the upper die base and the second receiving plate, and the second receiving plate The plate is connected to the pressure plate, one end of the upper inner punch is fixed to the first receiving plate, the other end of the upper inner punch protrudes from the upper forming die, and the spring element is located between the upper outer punch and the second receiving plate, by the spring The elastic force of the component to move the upper outer punch.

In an embodiment, the lower connecting component comprises a reinforcing ring and a lower receiving plate, the lower receiving plate is fixed to the lower die holder, the mold core is fixed to the lower receiving plate, and the reinforcing ring is disposed on the outer side of the mold core.

In an embodiment, the ejector mechanism includes a lower ejector rod and an upper ejector rod connected to the lower ejector rod, the lower ejector rod is movably disposed on the lower mold base, and the upper ejector rod is movably disposed The lower receiving plate is disposed, and one end of the upper ejector rod is located inside the mold core.

In an embodiment, the moving mechanism includes a guide sleeve and a guide post, and the guide sleeve is movably disposed on the guide post.

Based on the above, the creation is punched by warm forging, and the force released by the spring element is used to drive the upper and outer punches, so that the workpiece is not easily adhered to the upper forming die, and the workpiece is made by the ejection mechanism. Can be released from the mold core, so that the workpiece is not attached to the mold to facilitate the release effect.

In order to make the present invention more obvious and understandable, the following specific embodiments are described in detail below with reference to the accompanying drawings.

The specific embodiments of the present invention are further described below in conjunction with the accompanying drawings and embodiments. The following embodiments are only used to more clearly illustrate the technical solutions of the present invention, and cannot limit the scope of protection of the present invention.

Fig. 1 is a schematic view of the warm forging molding release device of the present invention. 2 to FIG. 5 are schematic views of a forging embodiment of the warm forging forming demolding device of the present invention. Referring to FIG. 1 , the warm forging forming and releasing device 1 of the present embodiment is used for the forging process of warm forging, and the warm forging processed workpiece (material) is metal-formed at a state of 30% of the recrystallization temperature. The warm forging forming and releasing device 1 comprises an upper die holder 11, a lower die holder 12, a moving mechanism 13, an upper connecting component 14, an upper forming die 15, a punching assembly 16, a lower connecting component 17, and a mold core. 18 and an ejection mechanism 19.

In this embodiment, the upper die holder 11 is disposed above the lower die holder 12, and the moving mechanism 13 is coupled between the upper die holder 11 and the lower die holder 12, and the moving mechanism 13 is configured to enable the upper die holder 11 to be opposed to The lower die holder 12 moves. The movement mechanism 13 includes a guide sleeve 132 and a guide post 134. One end of the guide sleeve 132 is fixed to the upper mold base 11. One end of the guide post 134 is fixed to the lower mold base 12, and the guide sleeve 132 is movably disposed on the guide post 134. The upper die holder 11 can be moved relative to the lower die holder 12. However, this creation does not limit the type of mobile agency.

In the present embodiment, the upper connecting component 14 is connected to the upper die plate 11, and the upper connecting component 14 includes an upper receiving plate 141, an upper pressure plate 142 and an upper adapter plate 143, and the upper pressure plate 142 is disposed on the upper receiving plate. 141 is between the upper adapter plate 143. For example, the upper receiving plate 141 is locked to the upper die holder 11 by a locking component, and the upper receiving plate 141 includes a first receiving plate 141a and a second receiving connection with the first receiving plate 141a. The plate 141b, the first receiving plate 141a is located between the upper die plate 11 and the second receiving plate 141b, the second receiving plate 141b is connected to the upper pressure plate 142, and the upper adapter plate 143 and the upper pressure plate 142 are fixed by the locking elements. Locked to the second receiving plate 141b. The upper forming die 15 is coupled to the upper adapter plate 143 of the upper connecting assembly 14, and the upper forming die 15 includes a first tapered die cavity 152 which is hollowed out in the upper forming die 15 to form a taper. The shape of the hole.

In the present embodiment, the punching assembly 16 includes an upper inner punch 161, an upper outer punch 162, and a spring member 163. The punching assembly 16 sequentially passes through the upper forming die 15 and the upper connecting member 14 for upward rotation. The plate 143, the upper pressure plate 142 and the upper receiving plate 141, and one end of the upper inner punch 161 is fixed in the first receiving plate 141a of the upper connecting assembly 14, and the other end of the upper inner punch 161 protrudes from the upper forming die. The bottom of the first tapered cavity 152 of 15. The spring element 163 and the upper outer punch 162 are sequentially disposed on the upper inner punch 161, and one end of the upper outer punch 162 is connected to the spring element 163, and the other end of the upper outer punch 162 is protruded from the first upper mold 15 A spring setting space is formed between the second receiving plate 141b and the upper pressure plate 142, and the spring element 163 is disposed in the spring setting space, so that the spring element 163 is located at the upper outer punch 162 and the second receiving portion. Between the plates 141b, the upper outer punch 162 is moved by the elastic force of the spring member 163. Taking FIG. 1 as an example, the upper outer punch 162 is in an ejected state due to the relationship of the spring elements 163.

In the present embodiment, the lower connection assembly 17 is coupled to the lower mold base 12. The mold core 18 is disposed within the lower connection assembly 17. The lower connecting member 17 includes a lower receiving plate 171 and a reinforcing ring 172. The lower receiving plate 171 is fixed to the lower die holder 12, and the reinforcing ring 172 is fixed on the lower receiving plate 171. For example, the lower receiving plate 171 is used as an example. The locking ring 172 is an annular fixing member that is locked by the locking member to the lower receiving plate 171 by the locking member being locked to the lower die holder 12. The mold core 18 includes a hollow hole 181 and a second tapered cavity 182. The hollow hole 181 is hollowed out at the center of the mold core 18. The second tapered cavity 182 is hollowed out at the top of the mold core 18 to form a hollow The cavity having a tapered shape, the second tapered cavity 182 is connected to the hollow hole 181. The mold core 18 is fixed to the lower receiving plate 171, and the hollow hole 181 of the mold core 18 communicates with a moving hole 171a of the lower receiving plate 171. The diameter of the hollow hole 182 is smaller than the diameter of the moving hole 171a. The reinforcing ring 172 is disposed on the outer side of the mold core 18 to reinforce the strength of the mold core 18, and the reinforcing ring 172 has a bearing portion 172a. The bearing portion 172 is formed by hollowing out at the top of the reinforcing ring 172, and the shape thereof can be roughly Cooperating with the bottom of the upper forming die 15.

In the present embodiment, the ejector mechanism 19 is movably coupled between the lower die holder 12 and the lower connection assembly 17. In detail, the ejector mechanism 19 includes a lower ejector rod 191 and an upper ejector rod 192 connected to the lower ejector rod 191. The lower ejector rod 191 is movably disposed on a moving hole 121 of the lower mold base 11, The upper ejector rod 192 is movably disposed in the moving hole 171a of the lower receiving plate 171, and one end of the upper ejector rod 192 is located within the hollow hole 181 of the mold core 18.

Under the above configuration, as shown in FIG. 2, a mold member 50 is disposed in the mold core 18, and the workpiece 50 is placed in the hollow hole 181 in the mold core 18. One end of the workpiece 50 protrudes from the mold core. 18, the other end of the workpiece 50 bears against the upper ejector rod 192 of the ejector mechanism 19. When the warm forging forming and releasing device 1 is forged, the relative movement of the guide sleeve 132 of the moving mechanism 13 and the guide post 134 causes the upper die holder 11 to move toward the lower die holder 12, and the bottom portion of the upper forming die 15 Relying on the bearing portion 172a of the reinforcing ring 172, the upper forming die 15 is pressed against the mold core 18, and the upper outer punch 162 is in contact with the workpiece 50, and the spring member 163 is compressed to make the upper inner punch 161 The workpiece 50 is punched, and the workpiece 50 of FIG. 2 is extruded into the workpiece 51 as shown in FIG. 3, wherein the first portion 51a of the workpiece 51 is still located in the hollow hole 181 of the mold core 18, and the workpiece 51 is processed. The first portion 51a bears against the upper ejector rod 192 of the ejector mechanism 19, and the top end 50b of the workpiece 50 is punched by the upper inner punch 161 to form a hole 51d. The side 50a of the workpiece 50 is respectively used by the mold core 18 The upper forming die 15 is pressed to form a second portion 51b conforming to the shape of the second tapered cavity 182 and a third portion 51c conforming to one of the first tapered die holes 152. Next, as shown in FIG. By moving the guide sleeve 132 of the moving mechanism 14 and the guide post 134, the upper die holder 11 is moved away from the lower die holder 12, so that the upper die holder 11 is moved upward, and at the same time, the upper die holder 11 is driven. The upper connecting member 14 moves with the upper forming die 15, and the spring member 162 is released to drive the upper outer punch to release the workpiece 51 from the upper forming die 15. Next, when the upper die holder 11 is moved up to the home position as shown in FIG. 5, the ejector mechanism 19 is used to eject the workpiece 51 out of the die 18. In detail, the lower ejector rod 191 of the ejector mechanism 19 is raised to drive the upper ejector rod 192 to move, so that the first portion 51a of the workpiece 51 is ejected by the upper ejector rod 192, so that the workpiece 51 can be driven by the mold core. 18 demoulding out. Therefore, the present invention is punched by warm forging, and the force released by the spring member 162 is used to drive the upper and outer punches 162 so that the workpiece 51 is not easily adhered to the upper forming die 15 and is topped by the top. The ejection mechanism 19 enables the workpiece 51 to be ejected from the mold core 18 without causing the workpiece 51 to adhere to the mold core 18 to facilitate the release effect.

In summary, the creation is punched by warm forging, and the force released by the spring element is used to drive the upper and outer punches, so that the workpiece is not easily adhered to the upper forming die, and is made by the ejection mechanism. The workpiece can be demolded by the mold, so that the workpiece is not attached to the mold to facilitate the release effect.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and any person having ordinary knowledge in the art can make some changes and refinements without departing from the spirit and scope of the present invention. The scope of protection of this creation is subject to the definition of the scope of the patent application attached.

1‧‧‧Weight forging demoulding device

11‧‧‧Upper mold base

12‧‧‧ lower mold base

121‧‧‧Moving holes

13‧‧‧Mobile agencies

132‧‧‧ Guide sets

134‧‧‧ Guide column

14‧‧‧Upper connection components

141‧‧‧Upper board

141a‧‧‧First board

141b‧‧‧Second board

142‧‧‧Upper pressure plate

143‧‧‧Up Adapter Board

15‧‧‧Upper forming die

152‧‧‧First tapered cavity

16‧‧‧punching assembly

161‧‧‧Upper punch

162‧‧‧Upper punch

163‧‧‧Spring elements

17‧‧‧Connecting components

171‧‧‧ Under the board

171a‧‧‧Moving holes

172‧‧‧ reinforcement ring

172a‧‧‧Responsible Department

18‧‧‧Men

181‧‧‧ hollow hole

182‧‧‧Second tapered cavity

19‧‧‧Out of the agency

191‧‧‧Lower ejector

192‧‧‧Upper pole

50‧‧‧Processing parts

50a‧‧‧ side

50b‧‧‧Top

51‧‧‧Processing parts

51a‧‧‧Part 1

51b‧‧‧Part II

51c‧‧‧Part III

51d‧‧‧ hole

Fig. 1 is a schematic view of the warm forging molding release device of the present invention. 2 to FIG. 5 are schematic views of a forging embodiment of the warm forging forming demolding device of the present invention.

Claims (8)

A warm forging forming demoulding device comprising: an upper die holder; an upper connecting component coupled to the upper die block; an upper forming die coupled to the upper connecting component; and a punching component including an upper inner punch a spring element and an upper outer punch, wherein one end of the upper inner punch is fixed in the upper connecting component, and the spring element and the upper outer punch are sequentially disposed on the upper inner punch; a die holder; a lower connection assembly coupled to the lower mold base; a mold core disposed within the lower connection assembly; an ejection mechanism movably coupled between the lower mold base and the lower connection assembly; a moving mechanism is connected between the upper mold base and the lower mold base, and the moving mechanism is configured to move the upper mold base relative to the lower mold base, wherein the mold core is used for placing a machining part One end of the workpiece protrudes from the mold core, and the other end of the workpiece bears against the ejection mechanism, and the moving mechanism moves the upper mold base toward the lower mold base, and the upper molding is pressed Closing the mold, and the upper outer punch touches the workpiece and compresses the spring element The upper inner punch punches the workpiece; the moving mechanism moves the upper mold base away from the lower mold base, and the spring element is released to drive the upper outer punch to make the workpiece The upper forming die is disengaged, and the ejecting mechanism is used to eject the workpiece to the outside of the die. The warm forging forming release device of claim 1, wherein the upper forming die comprises a first tapered die cavity. The warm forging forming release device according to claim 1, wherein the mold core comprises a second tapered mold cavity. The warm forging forming release device according to claim 1, wherein the upper connecting component comprises an upper receiving plate, an upper pressure plate and an upper adapter plate, wherein the upper pressure plate is disposed on the upper receiving plate and The upper forming die is coupled to the upper transfer plate between the upper transfer plates. The warm forging forming release device according to claim 4, wherein the upper receiving plate comprises a first receiving plate and a second receiving plate connected to the first receiving plate, the first receiving plate is located Between the upper mold base and the second receiving plate, the second receiving plate is connected to the upper pressure plate, one end of the upper inner punch is fixed to the first receiving plate, and the other end of the upper inner punch protrudes therefrom a forming die, the spring element being located between the upper outer punch and the second receiving plate, wherein the upper outer punch is moved by the elastic force of the spring element. The warm forging forming and releasing device according to claim 1, wherein the lower connecting component comprises a reinforcing ring and a lower receiving plate, wherein the lower receiving plate is fixed to the lower die holder, and the mold core is fixed to the lower receiving body. a plate, the reinforcing ring is disposed on the outer side of the mold core. The warm forging forming release device according to claim 6, wherein the ejector mechanism comprises a lower ejector rod and an upper ejector rod connected to the lower ejector rod, the lower ejector rod being movably The upper ejector rod is movably disposed on the lower receiving plate, and one end of the upper ejector rod is located inside the mold core. The warm forging molding release device according to claim 1, wherein the moving mechanism comprises a guide sleeve and a guide post, and the guide sleeve is movably disposed on the guide post.