Die holder capable of quickly replacing die

Abstract

The utility model relates to a die holder capable of quickly replacing a die, which comprises die holders axially and sequentially arranged, a guide sleeve is arranged on one side of the rear of any die holder, a guide column matched with the guide sleeve in a sliding manner is arranged on the other die holder corresponding to the guide sleeve, the guide column is inserted into the guide sleeve in a sliding manner, and die grooves coaxially arranged are respectively arranged on opposite sides of the die holders. A mold base is detachably arranged in each mold groove, an upper mold is arranged on the mold base located on the upper side in the axial direction, a lower mold matched with the upper mold is arranged on the mold base located on the lower side in the axial direction, and each mold base is provided with a first locking device capable of locking the corresponding mold base. And the first locking device comprises a first driving device arranged in the mold base, the first driving device is arranged on one side of the mold groove, the first driving device is provided with a first driving rod in a linkage mode, the first driving rod is arranged in the mold base, the first driving rod can move into the mold groove and abut against the mold base, the mold is rapidly replaced, operation is easy, and the replacement efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of forging and pressing equipment, and particularly relates to a die holder capable of quickly replacing dies. BACKGROUND

[0002] The connection mode of the die and the die holder of the existing forging and pressing equipment is usually realized through bolt fastening. During the replacement process, the connecting holes of the die and the mounting holes of the die holder need to be aligned and buckled, and the bolts are punched into the connecting mounting holes and the connecting holes one by one. The installation of the bolts also needs to be assisted by tools, which is troublesome and has low replacement efficiency. SUMMARY

[0003] The utility model solves the technical problem in the prior art that,

[0004] The utility model provides a die holder capable of quickly replacing dies, which can quickly replace dies, is simple to operate, and improves the replacement efficiency.

[0005] To achieve the above object, the utility model provides the following technical scheme: a die holder capable of quickly replacing dies, comprising die holders arranged in the axial direction, one side of the rear of any die holder is provided with a guide sleeve, the other die holder is provided with a guide column in sliding cooperation with the guide sleeve corresponding to the guide sleeve, the guide column is slidingly inserted into the guide sleeve, and the opposite sides of the die holders are respectively provided with die grooves arranged coaxially, the die grooves are all provided with die bases which can be disassembled, the die base on the upper side in the axial direction is provided with an upper die, and the die base on the lower side in the axial direction is provided with a lower die in cooperation with the upper die, characterized in that: the die holders are respectively provided with first locking devices capable of locking the corresponding die bases, the first locking devices comprise first driving devices arranged in the die holders, the first driving devices are arranged on one side of the die groove, the first driving devices are linked with first driving rods, the first driving rods are arranged in the die holders, and one end of the first driving rod relative to the first driving device can be displaced into the die groove and abut against the die base.

[0006] The utility model has the above characteristics: after the die base with the die is placed in the die groove, the first driving device drives the first driving rod to be displaced towards the die base and abut against the die base, so that the die base abuts against the inner wall of the die groove relative to the side that is pressed, bidirectional pressing realizes the locking and installation of the die base, the first locking device is adopted instead of the bolt fixation, and the die is more convenient and fast to disassemble and replace.

[0007] The utility model further provides: each mould base is equipped with second locking device, second locking device includes second drive device, second drive device is linked and is equipped with second drive rod, the one end of second drive rod is rotatably equipped with positioning head relative to second drive device, second drive device sets up in the mould base, second drive rod is movably equipped in the mould base, the movable cavity that the mould groove is communicated is opened in the bottom of mould groove, the positioning head sets up in movable cavity, and positioning head can rotate in movable cavity, the displacement direction of second drive rod in the same mould base is perpendicular to the displacement direction of first drive rod, the positioning head includes the connecting plate that is rotatably connected with second drive rod and the plug -in block that is oppositely equipped with relative to the one side of connecting plate relative to second drive device, each mould base is equipped with the first locking slot that can supply a plug -in block and inserts, the movable cavity is detachably equipped with locking block on the one side of positioning head, the second locking slot is opened in the one end of locking block towards positioning head, and two plug -in blocks on the same positioning head can be inserted in first locking slot and second locking slot respectively.

[0008] The utility model discloses the following characteristics: after the mould base enters the mould groove, manually rotates the positioning head to make the plug -in block on the same positioning head correspond to first locking slot and second locking slot respectively, the second drive device drives second drive rod to displace towards the mould base, makes each plug -in block insert in corresponding first locking slot and second locking slot respectively, and the second locking device further locks the mould base, and the positioning head of second locking device inserts the positioning mould base, further avoids the axial looseness of mould base.

[0009] The utility model further provides: the same side end face of the same mould base is equipped with at least two first locking devices side by side, and the same side end face of the same mould base is equipped with at least two second locking devices side by side, and the number of first locking slot and second locking slot is same with the number of second locking device.

[0010] The utility model discloses the following characteristics: the same side end face is equipped with at least two first locking devices and second locking devices, and multiple settings, multiple locking, improve the stability and reliability of locking.

[0011] The utility model further provides: the mould groove is axially equipped with first opening, and the upper die or lower die is arranged at first opening, and the mould groove is equipped with second opening on the one side of circumference, and the mould base can pass through second opening.

[0012] The utility model discloses the following characteristics: first opening guarantees that there is no shelter between upper die or lower die, and it is convenient for the two to combine film, and the setting of second opening is convenient for the installation of mould base, and the mould base can slide to the mould groove from the side.

[0013] The utility model further sets up: the mould groove opposite first locking device one end and mould groove opposite second locking device one end respectively are equipped with pad, each pad is connected with mould base through bolt detachable.

[0014] The utility model discloses the following features: the pad is used for contacting with the mould base, and the pad is replaced after long -time use and produces abrasion, guarantees the precision of mould base installation.

[0015] The utility model discloses the following features: the first locking device and the second locking device cooperate and realize quick replacement mould, and the operation is simple, and the replacement efficiency is improved.

[0016] The utility model will be further explained in detail in combination with the drawings and examples. DRAWINGS

[0017] Figure 1 It is the three -dimensional schematic drawing of the utility model embodiment.

[0018] Figure 2 It is the explosion schematic drawing of the utility model embodiment.

[0019] Figure 3 It is the cross section schematic of any mould base of the utility model embodiment Figure 1 .

[0020] Figure 4 It is the cross section schematic of any mould base of the utility model embodiment Figure 2 .

[0021] Figure 5 It is the three -dimensional schematic drawing of the first locking device of the utility model embodiment.

[0022] Figure 6 It is the three -dimensional schematic drawing of the second locking device of the utility model embodiment.

[0023] Figure 7 It is the three -dimensional schematic drawing of the locking block of the utility model embodiment. CONCRETE EMBODIMENT

[0024] As Figure 1 --- Figure 7The mould base of one kind of quick replacement mould shown, including the mould base 1 that sets up in turn axially, the guide sleeve 2 is equipped with in the rear side of any said mould base 1, another mould base 1 is equipped with the guide column 3 with the sliding fit of guide sleeve 2 corresponding guide sleeve 2, the guide column 3 is inserted in the sliding of guide sleeve 2, each mould base 1 is equipped with the coaxial mould groove 4 of setting respectively in the opposite side, each mould groove 4 is detachably equipped with mould base 5, the mould base 5 located in the upper side of axial direction is equipped with upper mould 6, the mould base 5 located in the lower side of axial direction is equipped with lower mould 7 with upper mould 6 cooperation, each said mould base 1 is equipped with the first locking device 8 that can lock corresponding mould base 5, the first locking device 8 includes the first drive device 801 that sets up in the mould base 1, the first drive device 801 sets up in the one side of mould groove 4, the first drive device 801 is linked and is equipped with the first drive rod 802, the first drive rod 802 sets up in the mould base 1, and the first drive rod 802 can be displaced to mould groove 4 and press the mould base 5 in the one end relative to the first drive device 801, each said mould base 1 is equipped with the second locking device 9, the second locking device 9 includes the second drive device 901, the second drive device 901 is linked and is equipped with the second drive rod 902, the second drive rod 902 is rotatably equipped with the locating head 903 in the one end relative to the second drive device 901, the second drive device 901 sets up in the mould base 1, the second drive rod 902 is movably threaded in the mould base 1, the mould base 1 is opened in the bottom of mould groove 4 and is equipped with the movable cavity 10 that communicates mould groove 4, the locating head 903 sets up in the movable cavity 10, and the locating head 903 can rotate in the movable cavity 10, the displacement direction of second drive rod 902 in the same mould base 1 and the displacement direction of first drive rod 802 are perpendicular to each other, the locating head 903 includes the connecting plate 90301 that is rotatably connected with the second drive rod 902 and the plug-in block 90302 that is oppositely equipped with in the one side relative to the second drive device 901 opposite the connecting plate 90301, each said mould base 5 is opened and is equipped with the first locking groove 11 that can be inserted for a plug-in block 90302, the movable cavity 10 is detachably equipped with the locking block 12 in the one side of locating head 903, locking block 12 is fixed with movable cavity 10 through screw, can be replaced after wearing, the second locking groove 13 is opened in the one end of locking block 12 towards locating head 903, same locating head 903 on two plug-in blocks 90302 can be inserted in first locking groove 11 and second locking groove 13 respectively, the same side end surface of the same mould base 1 is equipped with at least two first locking devices 8 side by side, the same side end surface of the same mould base 1 is equipped with at least two second locking devices 9 side by side, the number of first locking groove 11 and second locking groove 13 is same with the number of second locking device 9, in the embodiment, the same side end surface of the same mould base 1 is equipped with two first locking devices 8 and two second locking devices 9 respectively, the mould groove 4 is axially opened and is equipped with the first opening 401, the upper mould 6 or lower mould 7 is set up in the first opening 401, the mould groove 4 is circumferentially opened and is equipped with the second opening 402,The mold base 5 can pass through the second opening 402, the mold groove 4 is provided with a pad 14 at one end relative to the first locking device 8 and at one end relative to the second locking device 9, respectively, each of the pads 14 is detachably connected with the mold base 1 through a bolt, and the first driving device 801 and the second driving device 901 are both oil cylinders.

Claims

1. A quick-change mold base, comprising mold bases arranged axially in sequence, a guide sleeve provided on one rear side of each mold base, and a guide post corresponding to the guide sleeve and slidably engaged with the guide sleeve on another mold base, the guide post being slidably inserted into the guide sleeve, each mold base having a coaxially arranged mold groove on opposite sides, each mold groove having a detachable mold base, the mold base located on the axially upward side having an upper mold, and the mold base located on the axially downward side having a lower mold that engages with the upper mold, characterized in that: Each of the mold bases is provided with a first locking device capable of locking the corresponding mold base. The first locking device includes a first driving device disposed in the mold base. The first driving device is disposed on one side of the mold groove. The first driving device is linked to a first driving rod disposed in the mold base. The first driving rod is displaced into the mold groove and presses against the mold base at one end relative to the first driving device.

2. The mold base for quick mold changing according to claim 1, characterized in that: Each of the mold bases is provided with a second locking device, which includes a second driving device. The second driving device is linked to a second driving rod, and the second driving rod is rotatably provided with a positioning head relative to one end of the second driving device. The second driving device is disposed inside the mold base, and the second driving rod is movably inserted through the mold base. The mold base has a movable cavity communicating with the mold groove at the bottom of the mold groove. The positioning head is disposed in the movable cavity and can rotate within the movable cavity. The displacement direction of the second driving rod in the same mold base is perpendicular to the displacement direction of the first driving rod. The positioning head includes a connecting plate rotatably connected to the second driving rod and an insertion block disposed opposite to the side of the connecting plate opposite to the second driving device. Each of the mold bases has a first locking groove into which an insertion block can be inserted. The movable cavity has a detachable locking block on one side of the positioning head. The locking block has a second locking groove at the end facing the positioning head. Two insertion blocks on the same positioning head can be inserted into the first locking groove and the second locking groove, respectively.

3. A mold base for quick mold changing according to claim 2, characterized in that: At least two first locking devices are arranged side by side on the same side end face of the same mold base, and at least two second locking devices are arranged side by side on the same side end face of the same mold base. The number of first locking slots and second locking slots is the same as the number of second locking devices.

4. A mold base for quick mold changing according to claim 1 or 2, characterized in that: The mold groove has a first opening in the axial direction, the upper mold or the lower mold is disposed at the first opening, and the mold groove has a second opening on one side in the circumferential direction, through which the mold base can pass.

5. A mold base for quick mold changing according to claim 4, characterized in that: The mold groove is provided with pads at one end relative to the first locking device and at one end relative to the second locking device, and each pad is detachably connected to the mold base by bolts.

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