Quick die changing device

Abstract

The utility model discloses a quick mould change device, particularly relates to mould technical field, including fixed mount, fixed mount internal mounting two first slide rail, and the outer surface of two first slide rail both is connected with three first slider in sliding mode, three first connecting plate is fixedly connected among the six first slider, and the first connecting plate is connected with the first connecting plate through the first connecting plate, and the first connecting plate is connected with the second connecting plate through the second connecting plate. A threaded rod is rotationally connected into the fixing frame. According to the rapid die changing device, in actual work, the motor drives the sector gear to rotate, when the rotating sector gear is meshed with the driving gear, the driving gear can be driven to rotate, then the threaded rod is driven to rotate, and the three driving boxes can drive the three dies to move to the position below an external machining table in sequence; therefore, when two of the dies are replaced, the other die can still carry out processing operation normally, so that the processing operation can be carried out without waiting for the replacement of the dies, and the influence on the efficiency of the processing operation due to the replacement of the dies is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a rapid mold changing device. Background Art

[0002] Various molds and tools are used in industrial production to obtain the desired products by methods such as injection molding, blow molding, extrusion, die casting or forging, smelting, and stamping. Molds are tools used to make molded objects. Such tools are composed of various parts. Different molds are composed of different parts. The shape of the object is mainly processed by changing the physical state of the molded material. In order to process workpieces of different shapes, it is necessary to use a quick mold changing device to replace the mold during the processing process.

[0003] The search results show that, for example, the utility model with the announcement number CN214872239U discloses a quick mold changing device for injection molding production, including an injection molding table, a pillar fixedly connected to the upper end of the injection molding table, a top plate fixedly connected to the upper end of the pillar, an injection molding machine fixedly connected to the lower end of the top plate, and a centering device fixedly connected to the side end of the injection molding table. When the mold is replaced, the utility model needs to stop the processing operation, and the processing operation can be continued after the replacement is completed. When the mold needs to be replaced frequently, the waiting time is long, which easily affects the efficiency of the processing operation. Therefore, in order to solve the above defects, the inventor proposes a quick mold changing device. Utility Model Content

[0004] The main purpose of the present utility model is to provide a quick mold changing device, which can effectively solve the problem that the quick mold changing device in the prior art needs to stop the processing operation when changing the mold, and can only continue the processing operation after the replacement is completed. Furthermore, when the mold needs to be changed frequently, the waiting time is long, which easily affects the efficiency of the processing operation.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A quick mold changing device includes a fixed frame, two first slide rails are fixedly installed inside the fixed frame, and the outer surfaces of the two first slide rails are slidably connected to three first sliders, three first connecting plates are fixedly connected between the six first sliders, the internal rotation of the fixed frame is connected to a threaded rod, and the three first connecting plates are threadedly connected to the threaded rod, three drive boxes are fixedly installed on the top surfaces of the six first sliders, and the three drive boxes are fixedly connected, and the outer top surfaces of the three drive boxes are provided with molds, the threaded rod extends to one end of the fixed frame with a driving gear fixedly installed, a motor is fixedly installed on one side of the outer surface of the fixed frame, and a fan gear is fixedly installed on the output end of the motor.

[0007] Preferably, the outer top surface of the driving box is slidably connected to four movable blocks, an electric push rod is fixedly installed inside the driving box, and a support plate is fixedly installed on the output end of the electric push rod, the top surface of the support plate is hinged with four adjusting arms, and the four adjusting arms are hinged to the four movable blocks respectively, a lifting rod is fixedly installed in the middle of the top surface of the support plate, and a lifting plate is fixedly installed on one end of the lifting rod extending to the outside of the driving box, and a fixed plate is provided on the top surfaces of the four movable blocks.

[0008] Preferably, a mounting sleeve is fixedly installed on the top surface of the movable block, pull rods are slidably connected to both sides of the interior of the mounting sleeve, and mounting plates are fixedly installed on the opposite ends of the two pull rods, springs are fixedly installed on one side of the two mounting plates, and both springs are fixedly connected to the inner wall of the mounting sleeve.

[0009] Preferably, a mounting block is fixedly mounted on the bottom surface of the fixing plate, and mounting holes are provided on both sides of the outer surface of the mounting block.

[0010] Preferably, a base is provided on the bottom surface of the fixed frame, two second slide rails are fixedly installed inside the base, and the outer surfaces of the two second slide rails are slidably connected to two second sliders, and two second connecting plates are fixedly connected between the four second sliders. Cylinders are fixedly installed on both sides of the interior of the base, and the output ends of the two cylinders are fixedly connected to the two second connecting plates respectively. The top surfaces of the four second sliders are hinged with lifting arms, and the four lifting arms are hinged to the fixed frame.

[0011] Preferably, a handle is fixedly mounted on one end of the two pull rods away from the mounting plate.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The utility model discloses a rapid mold-changing device, which is provided with a fixed frame. In actual operation, a motor drives a sector gear to rotate. When the rotating sector gear is engaged with a driving gear, the driving gear is driven to rotate, and then the threaded rod is driven to rotate, so that three driving boxes drive three molds to move to the bottom of an external processing table in sequence. When two molds are replaced, the other mold can still be processed normally, so there is no need to wait for the mold replacement to be completed before the processing operation can be carried out, so as to avoid affecting the efficiency of the processing operation due to the mold replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the fixing frame structure of the utility model;

[0016] Figure 3 This is a schematic cross-sectional view of the drive box of the present utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the movable block of the utility model;

[0018] Figure 5 This is a schematic diagram of the base structure of the present utility model.

[0019] In the figure: 1. base; 2. fixing frame; 201. first slide rail; 202. first slider; 203. threaded rod; 204. first connecting plate; 205. drive box; 206. drive gear; 207. sector gear; 208. motor; 209. mold; 2051. electric push rod; 2052. support plate; 2053. adjustment arm; 2054. lifting rod; 2055. movable block; 2056. fixing plate; 2057. lifting plate; 2058. mounting sleeve; 2059. spring; 2061. pull rod; 2062. mounting plate; 2063. mounting block; 2064. mounting hole; 101. second slide rail; 102. second slider; 103. second connecting plate; 104. cylinder; 105. lifting arm. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] The utility model discloses a quick mold changing device, such as Figure 1-5 As shown, it includes a fixing frame 2 , two first slide rails 201 are fixedly installed inside the fixing frame 2 , and the outer surfaces of the two first slide rails 201 are slidably connected with three first sliders 202 , which can move along the first slide rails 201 .

[0022] Three first connecting plates 204 are fixedly connected between the six first sliding blocks 202 . When the three first connecting plates 204 move, the six first sliding blocks 202 can be driven to move.

[0023] The fixing frame 2 is internally rotatably connected with a threaded rod 203 , and the three first connecting plates 204 are all threadedly connected to the threaded rod 203 . When the threaded rod 203 rotates, the three first connecting plates 204 can be moved.

[0024] Three drive boxes 205 are fixedly installed on the top surfaces of the six first sliders 202, and the three drive boxes 205 are fixedly connected. The outer top surfaces of the three drive boxes 205 are provided with molds 209. When the six first sliders 202 move, the three drive boxes 205 can drive the three molds 209 to move.

[0025] A driving gear 206 is fixedly mounted on one end of the threaded rod 203 extending to the outside of the fixing frame 2, a motor 208 is fixedly mounted on one side of the outer surface of the fixing frame 2, and a sector gear 207 is fixedly mounted on the output end of the motor 208. The motor 208 drives the sector gear 207. When the rotating sector gear 207 engages with the driving gear 206, it can drive the driving gear 206 to rotate.

[0026] The outer top surface of the drive box 205 is slidably connected to four movable blocks 2055. An electric push rod 2051 is fixedly installed inside the drive box 205, and a support plate 2052 is fixedly installed at the output end of the electric push rod 2051. The electric push rod 2051 can push the support plate 2052 to move up and down.

[0027] Four adjustment arms 2053 are hinged on the top surface of the support plate 2052, and the four adjustment arms 2053 are hinged to the four movable blocks 2055 respectively. When the support plate 2052 is raised or lowered, the four adjustment arms 2053 can push the four movable blocks 2055 away from or closer to each other.

[0028] A lifting rod 2054 is fixedly installed in the middle of the top surface of the support plate 2052, and a lifting plate 2057 is fixedly installed at one end of the lifting rod 2054 extending to the outside of the drive box 205. When the support plate 2052 is raised or lowered, the lifting rod 2054 and the lifting plate 2057 can be pushed up or down. The top surfaces of the four movable blocks 2055 are all provided with fixed plates 2056. When the four movable blocks 2055 move, they will drive the four fixed plates 2056 to move, so that the mold 209 can be clamped and fixed.

[0029] A mounting sleeve 2058 is fixedly installed on the top surface of the movable block 2055, and pull rods 2061 are slidably connected to both sides of the interior of the mounting sleeve 2058, and mounting plates 2062 are fixedly installed on the opposite ends of the two pull rods 2061, and springs 2059 are fixedly installed on one side of the two mounting plates 2062, and the two springs 2059 are fixedly connected to the inner wall of the mounting sleeve 2058.

[0030] A mounting block 2063 is fixedly installed on the bottom surface of the fixed plate 2056, and mounting holes 2064 are provided on both sides of the outer surface of the mounting block 2063. By pulling the two pull rods 2061 toward the outside of the mounting sleeve 2058, the two mounting plates 2062 can be driven away from each other, and the two mounting plates 2062 can be squeezed by the two springs 2059. Then, the mounting block 2063 is inserted into the mounting sleeve 2058, and the pull rod 2061 is released. The squeezed spring 2059 can push the mounting plate 2062 to return to its original position, so that it can be inserted into the mounting hole 2064, so that the fixed plate 2056 can be installed.

[0031] The ends of the two pull rods 2061 away from the mounting plate 2062 are fixed with a handle. The dimensions of the two mounting plates 2062 are the same as the dimensions of the two mounting holes 2064.

[0032] The bottom surface of the fixing frame 2 is provided with a base 1 , and two second slide rails 101 are fixedly installed inside the base 1 , and the outer surfaces of the two second slide rails 101 are slidably connected to two second sliders 102 , which can move along the second slide rails 101 .

[0033] Two second connecting plates 103 are fixedly connected between the four second sliders 102, and cylinders 104 are fixedly installed on both sides of the interior of the base 1, and the output ends of the two cylinders 104 are fixedly connected to the two second connecting plates 103, respectively. The top surfaces of the four second sliders 102 are hinged with lifting arms 105, and the four lifting arms 105 are hinged to the fixed frame 2. When the two cylinders 104 push the two second connecting plates 103 towards each other or away from each other, the four lifting arms 105 can push the fixed frame 2 to rise and fall.

[0034] The working principle of the present invention is as follows: the motor 208 drives the sector gear 207 to rotate. When the rotating sector gear 207 is engaged with the driving gear 206, the driving gear 206 is driven to rotate, and then the threaded rod 203 is driven to rotate, so that the three driving boxes 205 drive the three molds 209 to move to the bottom of the external processing table in sequence. When two of the molds 209 are replaced, the other mold 209 can still perform the processing operation normally, and the electric push rod 2051 pushes the support When the plate 2052 rises, the four adjusting arms 2053 can push the four movable blocks 2055 away from each other. At the same time, when the support plate 2052 rises, it can drive the lifting rod 2054 and the lifting plate 2057 to rise to lift the mold 209, so that the current mold 209 can be removed and the mold 209 to be replaced can be placed on the top surface of the lifting plate 2057. The electric push rod 2051 drives the support plate 2052 to descend, and the four fixed plates 2056 will clamp and fix the replaced mold 209.

[0035] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A quick mold changing device, comprising a fixing frame (2), characterized in that: Two first slide rails (201) are fixedly installed inside the fixed frame (2), and the outer surfaces of the two first slide rails (201) are slidably connected to three first sliders (202), and three first connecting plates (204) are fixedly connected between the six first sliders (202). The interior of the fixed frame (2) is rotatably connected to a threaded rod (203), and the three first connecting plates (204) are all threadedly connected to the threaded rod (203). Three drive boxes (205) are respectively fixedly installed on the top surfaces of the six first sliders (202), and the three drive boxes (205) are fixedly connected. The outer top surfaces of the three drive boxes (205) are provided with a mold (209). One end of the threaded rod (203) extending to the outside of the fixed frame (2) is fixedly installed with a driving gear (206). A motor (208) is fixedly installed on one side of the outer surface of the fixed frame (2), and a fan gear (207) is fixedly installed on the output end of the motor (208).

2. A quick mold change device according to claim 1, characterized in that: The outer top surface of the drive box (205) is slidably connected to four movable blocks (2055); an electric push rod (2051) is fixedly installed inside the drive box (205), and a support plate (2052) is fixedly installed at the output end of the electric push rod (2051); four adjustment arms (2053) are hinged on the top surface of the support plate (2052), and the four adjustment arms (2053) are respectively hinged to the four movable blocks (2055); a lifting rod (2054) is fixedly installed in the middle of the top surface of the support plate (2052), and a lifting plate (2057) is fixedly installed at one end of the lifting rod (2054) extending to the outside of the drive box (205); and a fixed plate (2056) is provided on the top surfaces of the four movable blocks (2055).

3. A quick mold change device according to claim 2, characterized in that: A mounting sleeve (2058) is fixedly mounted on the top surface of the movable block (2055), pull rods (2061) are slidably connected to both sides of the interior of the mounting sleeve (2058), and mounting plates (2062) are fixedly mounted on opposite ends of the two pull rods (2061), and springs (2059) are fixedly mounted on one side of the two mounting plates (2062), and the two springs (2059) are fixedly connected to the inner wall of the mounting sleeve (2058).

4. A quick mold change device according to claim 2, characterized in that: A mounting block (2063) is fixedly mounted on the bottom surface of the fixing plate (2056), and mounting holes (2064) are provided on both sides of the outer surface of the mounting block (2063).

5. The rapid mold change device according to claim 1, characterized in that: The bottom surface of the fixed frame (2) is provided with a base (1), two second slide rails (101) are fixedly installed inside the base (1), and the outer surfaces of the two second slide rails (101) are slidably connected to two second sliders (102), and two second connecting plates (103) are fixedly connected between the four second sliders (102), and cylinders (104) are fixedly installed on both sides of the inside of the base (1), and the output ends of the two cylinders (104) are fixedly connected to the two second connecting plates (103), and the top surfaces of the four second sliders (102) are hinged with lifting arms (105), and the four lifting arms (105) are hinged to the fixed frame (2).

6. The rapid mold change device according to claim 3, characterized in that: A handle is fixedly mounted on one end of the two pull rods (2061) away from the mounting plate (2062).

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