Automatic die changing device

Abstract

The utility model discloses an automatic die changing device. The automatic die changing device comprises an upper die assembly, a lower die assembly and a storage table. The upper die assembly and the lower die assembly are oppositely arranged up and down; the storage table is arranged on one side of the lower die assembly, and a plurality of die cores which are arranged at intervals in the Y-axis direction are placed on the storage table; the upper mold assembly comprises a mold locking piece, the mold locking piece can move to the position above the storage table in the X-axis direction, and the storage table can move in the Y-axis direction so that one mold core on the storage table can correspond to the mold locking piece; and the storage table can also move upwards, so that the mold locking piece can be connected with the corresponding mold core, or the mold core connected to the mold locking piece is supported, and when the mold locking piece is disconnected from the connected mold core, the mold core can be placed on the storage table. According to the utility model, the replacement of the mold core is realized through the matching between the mold locking piece and the object placing table, and the mold has the advantages of high automation degree, high accuracy, high working efficiency and high safety, and can save space.

Description

TECHNICAL FIELD

[0001] The utility model belongs to foaming mould technical field especially, it relates to an automatic mold changing device. BACKGROUND

[0002] The foaming mould is plastic foaming mould, and the foaming resin is directly filled into the mould, is heated and melts, forms gas-liquid saturated solution, forms a large number of small bubble nuclei through nucleation, and the bubble nuclei grow to make foamed plastic parts.

[0003] The structure of the existing foaming mould mainly includes an upper mould assembly, a lower mould assembly and a mould core, the upper mould assembly and the lower mould assembly are arranged oppositely, the mould core is arranged on the upper mould assembly or the lower mould assembly, and one of the upper mould assembly and the lower mould assembly moves up and down to realize mould opening or mould closing, but when different types of mould cores need to be replaced, manual cooperation with a forklift is required to disassemble and replace, and there are problems of inconvenient operation, low working efficiency and low safety. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing an automatic mold changing device that can solve the above problems.

[0005] To achieve the above object, the utility model embodiment provides an automatic mold changing device, which comprises:

[0006] An upper mould assembly,

[0007] A lower mould assembly, the upper mould assembly and the lower mould assembly are arranged oppositely, and

[0008] A storage table, the storage table is arranged on one side of the lower mould assembly, and a plurality of mould cores are arranged on the storage table and spaced apart along the Y-axis direction;

[0009] The upper mould assembly comprises a mould locking part, the mould locking part can move to the upper side of the storage table along the X-axis direction, the storage table can move along the Y-axis direction, so that one of the mould cores on the storage table can correspond to the mould locking part, the storage table can also move upwards, so that the mould locking part can be connected with the corresponding mould core or support the mould core connected on the mould locking part, so that when the mould locking part is disconnected with the connected mould core, the mould core can be placed on the storage table.

[0010] Optionally, the storage table comprises a mounting frame and a movable frame, the mould core is placed on the movable frame, the movable frame is arranged on the upper end of the mounting frame, a first driving device is arranged on the mounting frame, and the first driving device can drive the movable frame to move along the Y-axis direction.

[0011] Optionally, the first driving device comprises a motor and a screw rod, the screw rod is arranged along the Y-axis direction, a nut is arranged on the screw rod, the nut is connected with the movable frame, and the motor is in transmission connection with one end of the screw rod.

[0012] Optionally, a second driving device is arranged at the lower end of the mounting frame, and the second driving device can drive the mounting frame to move up and down.

[0013] Optionally, a first guide assembly is further arranged on the mounting frame, the first guide assembly comprises a first guide rail and a first sliding block, the first guide rail is arranged on the mounting frame along the Y-axis direction, the first sliding block is movably arranged on the first guide rail and connected with the movable frame.

[0014] Optionally, a second guide assembly is further arranged, the second guide assembly comprises a second guide rail and a second sliding block, the second guide rail is vertically arranged, and the second sliding block is movably arranged on the second guide rail and connected with the mounting frame.

[0015] Optionally, a first pin hole is arranged at the lower end of the mold core, and a first pin is arranged on the movable frame and corresponds to the first pin hole.

[0016] Optionally, a third driving device is further arranged, and the third driving device can drive the mold locking member to move back and forth along the X-axis direction.

[0017] Optionally, a third guide assembly is further arranged, the third guide assembly comprises a third guide rail and a third sliding block, the third guide rail is arranged along the X-axis direction, the third sliding block is movably arranged on the third guide rail and connected with the mold locking member.

[0018] Optionally, the mold locking member comprises a base, four lock buckles, and a fourth driving device, the lock buckles are arranged in a rectangular shape, the lock buckles are rotationally connected with the base, the lower end of the lock buckle is exposed relative to the base, the exposed end of the lock buckle is provided with a limiting portion extending radially outward, the upper end of the mold core is provided with a clamping groove matched with the limiting portion, and the fourth driving device can drive the lock buckle to rotate so that the limiting portion extends into or out of the clamping groove.

[0019] The upper end of the mold core is provided with a second pin hole, and the lower end of the base is provided with a second pin corresponding to the second pin hole.

[0020] Compared with the prior art, the mold core can be replaced through the cooperation between the mold locking member and the storage table, the automatic degree is high, the precision is high, the work efficiency is high, the safety is high, and the space can be saved. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed to be used in the embodiments or prior art description will be briefly introduced as follows. Obviously, the drawings in the following description only constitute some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative labor on the basis of these drawings.

[0022] Figure 1 It is the front view of the present application.

[0023] Figure 2 It is the side view of the object table in the present application.

[0024] Figure 3 It is the structure schematic view of the first driving device in the present application.

[0025] Figure 4 It is the side view of the mold core locked by the mold locking member in the present application.

[0026] Figure 5 It is the structure schematic view of the limiting part in the present application.

[0027] Figure 6 It is the structure schematic view of the lower end of the mold core in the present application.

[0028] Figure 7 It is the top view of the clamping plate in the present application.

[0029] In the drawings:

[0030] 100, upper mold assembly; 110, mold locking member; 111, base; 1111, second bolt; 112, lock catch; 1121, limiting part; 113, fourth driving device; 120, upper side mold plate;

[0031] 200, lower mold assembly; 210, bottom mold; 220, lower side mold plate;

[0032] 300, object table; 310, mounting frame; 311, first guide rail; 312, first sliding block; 313, second driving device; 320, movable frame; 321, first bolt;

[0033] 400, mold core; 410, first pin hole; 420, clamping plate; 421, clamping groove; 422, second pin hole;

[0034] 500, rack; 510, second guide rail; 520, second sliding block; 530, third guide rail; 540, third sliding block;

[0035] 600, first driving device; 610, motor; 620, screw rod; 630, nut;

[0036] 700. Third drive unit. Detailed Implementation

[0037] The embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0038] In the description of the embodiments of this utility model, it should be understood that if the embodiments of this utility model involve directional indications, such as up, down, left, right, front, back, inside, outside, etc., the orientation or positional relationship of the indications is based on the orientation or positional relationship shown in the drawings. This is only for the convenience of describing the embodiments of this utility model and simplifying the description, and is not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation of this utility model.

[0039] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of embodiments of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.

[0040] In this embodiment of the invention, unless otherwise explicitly specified and limited, terms such as "installation," "connection," "joining," and "fixing" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part of a structure. They can be mechanical or electrical connections. They can be direct connections or indirect connections through an intermediate medium, and can represent the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this embodiment of the invention based on the specific circumstances.

[0041] like Figures 1 to 7 As shown, this utility model embodiment provides an automatic mold changing device, including an upper mold assembly 100, a lower mold assembly 200, and a storage platform 300. It should be understood that the upper mold assembly 100, the lower mold assembly 200, and the storage platform 300 are all mounted on a frame 500.

[0042] Wherein, the upper die assembly 100 and the lower die assembly 200 are arranged oppositely, specifically, the rack 500 is provided with a power system, which is prior art and not described here, the power system drives the lower die assembly 200 to move up and down to realize the closing or opening of the mold, more specifically, the upper die assembly 100 includes two oppositely arranged upper side panels 120 and a locking assembly 110 between the upper side panels, the lower die assembly 200 includes a bottom die 210 and two oppositely arranged lower side panels 220 on the bottom die 210, the upper die and the lower die are arranged adjacently, the foaming frame is placed on the bottom die 210, and the upper side panel 120, the lower side panel 220, the bottom die 210, the locking assembly 110 and the mold core 400 on the locking assembly 110 form a foaming cavity when the mold is closed.

[0043] Further, the storage table 300 is arranged on one side of the lower die assembly 200, and a plurality of mold cores 400 are arranged on the storage table 300, and the plurality of mold cores 400 can be different models of mold cores 400.

[0044] Further, the upper die assembly 100 includes a locking assembly 110, which can move to the upper side of the storage table 300 along the X-axis direction, and the storage table 300 can move along the Y-axis direction so that one of the mold cores 400 on the storage table 300 can correspond to the locking assembly 110; the storage table 300 can also move upward so that the locking assembly 110 can be connected to the corresponding mold core 400, or support the mold core 400 connected to the locking assembly 110, so that when the locking assembly 110 is disconnected from the connected mold core 400, the mold core 400 can be placed on the storage table 300.

[0045] When working, the operator first sets the required mold core 400 model on the control system, further, the locking assembly 110 will move from the upper die assembly 100 to the upper end of the storage table 300, further, the storage table 300 will move along the Y-axis direction to make the selected mold core 400 correspond to the locking assembly 110, further, the storage table 300 will move upward to make the locking assembly 110 connected to the mold core 400, further, the storage table 300 will move downward to disconnect from the mold core 400, and the locking assembly 110 carries the mold core 400 to the upper die assembly 100.

[0046] When the mold core 400 needs to be replaced, the mold locking member 110 carries the mold core 400 connected thereto to above the placement table 300, the placement table 300 moves along the Y-axis direction to make the mold core 400 correspond to the original position, of course, in some applications, the placement table 300 remains unchanged after the mold core 400 is taken to facilitate subsequent replacement of the mold core 400, further, the placement table 300 will move upward to support the mold core 400, the mold locking member 110 is disconnected from the mold core 400, the mold core 400 is placed on the placement table 300, further, the placement table 300 moves downward to avoid, further, the placement table 300 moves along the Y-axis direction to make another mold core 400 correspond to the mold locking member 110, and finally the placement table 300 moves upward to make the mold locking member 110 connected with the mold core 400, so as to realize replacement of different types of mold cores 400.

[0047] The automatic mold changing device has the advantages of high automation, high precision, high work efficiency and high safety, and can save space.

[0048] In an embodiment, as shown in Figure 1 and 2 , the placement table 300 comprises a mounting frame 310 and a movable frame 320, wherein the mold core 400 is placed on the movable frame 320, the movable frame 320 is arranged at the upper end of the mounting frame 310, specifically, the mounting frame 310 is provided with a first guide assembly, the first guide assembly comprises a first guide rail 311 and a first sliding block 312, wherein the first guide rail 311 is arranged on the mounting frame 310 along the Y-axis direction, the first sliding block 312 is movably arranged on the first guide rail 311 and connected with the movable frame 320, so that the movable frame 320 can move, it should be noted that the first guide rail 311 is arranged in two along the X-axis direction to improve stability.

[0049] Further, the mounting frame 310 is provided with a first driving device 600, the first driving device 600 can drive the movable frame 320 to move along the Y-axis direction, specifically, as shown in Figure 3 , the first driving device 600 comprises a motor 610 and a lead screw 620, wherein the lead screw 620 is arranged along the Y-axis direction, the lead screw 620 is provided with a nut 630, the nut 630 is connected with the movable frame 320, and the motor 610 is drivingly connected with one end of the lead screw 620, that is, the motor 610 drives the lead screw 620 to drive the nut 630 to drive the movable frame 320 to move along the Y-axis direction.

[0050] In an embodiment, as shown in Figure 1 and 2As shown, the lower end of the mounting frame 310 is provided with a second driving device 313 capable of driving the mounting frame 310 to move up and down. Specifically, the second driving device 313 is preferably a pneumatic cylinder, and a plurality of second driving devices 313 are arranged along the Y-axis direction to improve the stability of the mounting frame 310 moving up and down.

[0051] To further improve the stability of the mounting frame 310 moving up and down, a second guide assembly is further provided, which is arranged in a rectangular distribution and has four second guide assemblies. Specifically, the second guide assembly includes a second guide rail 510 and a second sliding block 520. The second guide rail 510 is vertically arranged and fixed on the rack 500. The second sliding block 520 is movably arranged on the second guide rail 510 and connected with the mounting frame 310.

[0052] In an embodiment, as shown in Figure 1 、 2 The lower end of the mold core 400 is provided with a first pin hole 410, and the movable frame 320 is provided with a first latch 321 corresponding to the first pin hole 410 to position the mold core 400 and ensure the accuracy of the placement of the mold core 400, thereby facilitating the operation of the mold locking member 110.

[0053] In an embodiment, as shown in Figure 1 The automatic mold changing device is further provided with a third driving device 700 capable of driving the mold locking member 110 to move back and forth along the X-axis direction. Specifically, the third driving device 700 is preferably a pneumatic cylinder.

[0054] To improve the stability of the mold locking member 110 moving, a third guide assembly is further provided. The third guide assembly includes a third guide rail 530 and a third sliding block 540. The third guide rail 530 is arranged along the X-axis direction, and the third sliding block 540 is movably arranged on the third guide rail 530 and connected with the mold locking member 110. Specifically, two third guide rails 530 are arranged along the Y-axis direction.

[0055] In an embodiment, as shown in Figure 4 The mold locking member 110 includes a base 111, a lock catch 112, and a fourth driving device 113. The lock catch 112 is arranged in a rectangular distribution and rotatably connected with the base 111. The lock catch 112 is exposed relative to the lower end of the base 111. The exposed end of the lock catch 112 is provided with a limiting portion 1121 extending radially outward. The upper end of the mold core 400 is provided with a clamping groove 421 cooperating with the limiting portion 1121. The fourth driving device 113 is capable of driving the lock catch 112 to rotate so that the limiting portion 1121 extends into or out of the clamping groove 421. Specifically, as shown in Figure 5As shown, the limiting part 1121 is preferably a semicircular structure, the upper end of the mold core 400 is formed with a clamping groove 421 through the installation of a clamping plate 420, the straight surface of the limiting part 1121 plays a role of avoiding, and the arc surface plays a role of limiting, the limiting part 1121 is switched through the rotation of a lock buckle 112, so that the arc surface of the limiting part 1121 extends into the clamping groove 421, or the arc surface is separated from the clamping groove 421, and the straight surface faces the clamping groove 421, so that the mold locking piece 110 is locked with the mold core 400 or separated from the mold core 400, and it should be understood that the limiting part 1121 can also be a long strip structure or other shapes.

[0056] Specifically, the fourth driving device 113 is preferably a cylinder and is horizontally arranged, and the upper end of the lock buckle 112 is provided with a swing arm (not shown in the figure) which is rotationally connected with a cylinder rod of the cylinder and is horizontally arranged, the cylinder drives the swing arm to rotate the lock buckle 112, and it should be noted that in some embodiments, the fourth driving device 113 can be provided as one, wherein the four lock buckles 112 are connected through a connecting rod structure (not shown in the figure), and the fourth driving device 113 drives the four lock buckles 112 to rotate through the connecting rod structure.

[0057] It should be noted that when the storage table 300 moves upward, the mold core 400 on the mold locking piece 110 is lifted to a certain height, so that the clamping part is separated from the lower end of the clamping plate 420, and when the lock buckle 112 rotates, the limiting part 1121 can be separated from the clamping groove 421.

[0058] Further, as shown in the figure, Figure 7 The upper end of the mold core 400 is provided with a second pin hole 422, and specifically, the second pin hole 422 is opened in the clamping plate 420, and the lower end of the base 111 is provided with a second bolt 1111 corresponding to the second pin hole 422, through the cooperation of the second pin hole 422 and the second bolt 1111, the accuracy and stability of the mold core 400 on the mold locking piece 110 can be improved, and the occurrence of deviation and the like can be prevented.

[0059] The above is only a preferred embodiment of the present application, and is not used to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An automatic die changing apparatus characterized by comprising: It comprises: An upper die assembly (100); A lower die assembly (200), the upper die assembly (100) and the lower die assembly (200) are arranged oppositely; and A placing table (300), the placing table (300) is arranged on one side of the lower die assembly (200), and a plurality of mold cores (400) are arranged on the placing table (300) in the Y-axis direction. The upper die assembly (100) comprises a locking die assembly (110), the locking die assembly (110) can move to the upper side of the placing table (300) in the X-axis direction, the placing table (300) can move in the Y-axis direction, so that one of the mold cores (400) on the placing table (300) can correspond to the locking die assembly (110); the placing table (300) can also move upward, so that the locking die assembly (110) can be connected with the corresponding mold core (400), or support the mold core (400) connected on the locking die assembly (110), so that when the locking die assembly (110) is disconnected with the connected mold core (400), the mold core (400) can be placed on the placing table (300).

2. The automatic mold changing device according to claim 1, wherein The placing table (300) comprises a mounting frame (310) and a movable frame (320), the mold core (400) is placed on the movable frame (320), the movable frame (320) is arranged on the upper end of the mounting frame (310), the mounting frame (310) is provided with a first driving device (600), and the first driving device (600) can drive the movable frame (320) to move in the Y-axis direction.

3. The automatic mold changing device according to claim 2, wherein The first driving device (600) comprises a motor (610) and a lead screw (620), the lead screw (620) is arranged in the Y-axis direction, a nut (630) is arranged on the lead screw (620), the nut (630) is connected with the movable frame (320), and the motor (610) is in transmission connection with one end of the lead screw (620).

4. The automatic mold changing device according to claim 2, wherein The lower end of the mounting frame (310) is provided with a second driving device (313), and the second driving device (313) can drive the mounting frame (310) to move up and down.

5. The automatic die changing apparatus according to claim 2, wherein It further comprises: A first guide assembly, the first guide assembly is arranged on the mounting frame (310), and the first guide assembly comprises a first guide rail (311) and a first sliding block (312), the first guide rail (311) is arranged on the mounting frame (310) in the Y-axis direction, and the first sliding block (312) is movably arranged on the first guide rail (311) and connected with the movable frame (320).

6. The automatic die changing apparatus according to claim 2, wherein It further comprises: A second guide assembly comprises a second guide rail (510) and a second slider (520), the second guide rail (510) is vertically arranged, the second slider (520) is movably arranged on the second guide rail (510) and connected with the mounting frame (310).

7. The automatic mold changing device according to claim 2, characterized in that, The lower end of the mold core (400) is provided with a first pin hole (410), and the movable frame (320) is provided with a first latch (321) corresponding to the first pin hole (410).

8. The automatic die changing apparatus according to claim 1, wherein Further comprising: A third driving device (700) capable of driving the mold locking member (110) to move back and forth along the X-axis direction.

9. An automatic die changing apparatus according to claim 8, wherein Further comprising: A third guide assembly comprises a third guide rail (530) and a third slider (540), the third guide rail (530) is arranged along the X-axis direction, the third slider (540) is movably arranged on the third guide rail (530) and connected with the mold locking member (110).

10. The automatic mold changing device according to claim 1, characterized in that, The mold locking member (110) comprises a base (111), a lock catch (112) and a fourth driving device (113), the lock catch (112) is rectangularly distributed with four, and is rotatably connected with the base (111), the lower end of the lock catch (112) is exposed relative to the base (111), the exposed end of the lock catch (112) is provided with a limiting portion (1121) extending radially outward, the upper end of the mold core (400) is provided with a clamping groove (421) matched with the limiting portion (1121), the fourth driving device (113) can drive the lock catch (112) to rotate, so that the limiting portion (1121) extends into or out of the clamping groove (421); The upper end of the mold core (400) is provided with a second pin hole (422), and the lower end of the base (111) is provided with a second latch (1111) corresponding to the second pin hole (422).

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