Injection rod mounting structure

Abstract

The utility model relates to the technical field of horizontal cold chamber die casting machines, in particular to an injection rod mounting structure which comprises a bottom plate, a back plate, a top plate and a mounting mechanism, the bottom plate and the top plate are oppositely arranged, the back plate is fixedly connected with the bottom plate and the top plate, and the mounting mechanism comprises a barrel, an injection head, an injection rod, a connecting pipe, a pipe body and a shell. The injection head is arranged above the barrel, the connecting pipe is fixedly connected with the injection head, one end of the shell is fixedly connected with the injection rod and located below the injection rod, the other end of the shell is in threaded connection with the connecting pipe and wraps the lower portion of the connecting pipe, the pipe body is fixedly connected with the injection rod and located below the injection rod, and the pipe body makes contact with the injection head. Through the arrangement of the structure, the problems that the injection head is easily damaged after being repeatedly contacted with high-temperature metal liquid, but the injection head and the injection rod are tightly connected and are inconvenient to disassemble, and the working efficiency is influenced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of horizontal cold chamber die casting machines, in particular to a shot rod installation structure. Background Art

[0002] The die-casting machine is a commonly used equipment in the field of molding technology in the machinery industry. It is an industrial machine that hydraulically injects molten metal into the die-casting mold under pressure, cools it and forms it, and obtains solid metal castings after the mold is opened. The existing die-casting head is in contact with the high-temperature metal liquid, the temperature is high, the working surface of the die-casting head is not lubricated enough, and it is worn out during long-term reciprocating motion. The die-casting head may be stuck, and the die-casting head cannot be pulled out of the pressure chamber and is bonded to the metal liquid. At the least, it will cause shutdown and production suspension. At the worst, it will cause damage to the die-casting head and the pressure chamber, and the die-casting head and the pressure chamber need to be replaced, resulting in a short working life of the die-casting head.

[0003] In the prior art, the patent (CN203992310U) mentions a horizontal cold chamber die casting machine shot rod installation structure, including a frame, a feed barrel body is provided on the frame, a shot rod coaxially arranged with the feed barrel body and having a shot head at the end is provided on one side of the feed barrel body, the shot rod is connected to a piston rod of a shot cylinder that can drive the shot rod to move axially back and forth so as to be inserted into the feed barrel body, the shot rod and the piston rod are connected through a universal connection structure, a conical guide surface is provided on the circumferential outer side of the end of the feed barrel body, and an arc chamfered surface matching the conical guide surface is provided on the circumferential side of the end of the shot head. The prior art has a reasonable design, the shot rod and the feed barrel can be automatically aligned, the shot rod is easy to insert into the feed barrel, the shot head and the inner wall of the feed barrel have high lubrication, the shot head is not easy to wear, and has a long service life.

[0004] However, in the above-mentioned prior art, the injection head is easily damaged after repeatedly contacting with high-temperature metal liquid, but the injection head is tightly connected to the injection rod, which is inconvenient to disassemble, affecting work efficiency. Utility Model Content

[0005] The utility model aims to provide a shot rod installation structure, which solves the problem that the shot head is easily damaged after repeated contact with high-temperature metal liquid, but the shot head is tightly connected to the shot rod, which is inconvenient to disassemble and affects work efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides a pressure rod installation structure, including a bottom plate, a back plate, a top plate and a mounting mechanism, the bottom plate and the top plate are arranged opposite to each other, the back plate is fixedly connected to the bottom plate and the top plate, and is located on one side of the bottom plate and the top plate, the mounting mechanism includes a cylinder, a pressure head, a pressure rod, a connecting pipe, a tube body and a shell, the cylinder is connected to the bottom plate and is located above the bottom plate, the pressure head is arranged above the cylinder, the connecting pipe is fixedly connected to the pressure head and is located above the pressure head, one end of the shell is fixedly connected to the pressure rod and is located below the pressure rod, the other end of the shell is threadedly connected to the connecting pipe and is covered below the connecting pipe, the tube body is fixedly connected to the pressure rod and is located below the pressure rod, and the tube body contacts the pressure head.

[0007] Among them, a cavity is arranged inside the injection rod, a cavity is arranged inside the injection head, circular holes are evenly arranged on the surface of the injection head, the cavity is connected with the circular holes through the tube body and the cavity, a groove is arranged on the outer wall of the injection head, and the circular hole is connected with the groove.

[0008] Among them, the injection rod mounting structure also includes an injection cylinder, a fixed plate and a ball. The injection cylinder is fixedly connected to the top plate and is located below the top plate. The fixed plate is fixedly connected to the output end of the injection cylinder and is located below the injection cylinder. One end of the ball is fixedly connected to the injection rod, and the other end of the ball is rotatably connected to the fixed plate and is located inside the fixed plate.

[0009] Wherein, the injection rod installation structure also includes a limiting assembly, and the limiting assembly is arranged below the cylinder.

[0010] Wherein, the limiting assembly includes a fixed block, a connecting plate and a round rod, the fixed block is fixedly connected to the cylinder and is located on one side of the cylinder, the connecting plate is fixedly connected to the injection rod and is located on one side of the injection rod, one end of the round rod is fixedly connected to the connecting plate, and the other end of the round rod is slidably connected to the fixed block and passes through the fixed block.

[0011] The utility model provides a shot rod installation structure, wherein the cylinder is connected to the bottom plate and is located above the bottom plate, the shot head is arranged above the cylinder, the connecting pipe is fixedly connected to the shot head and is located above the shot head, one end of the shell is fixedly connected to the shot rod and is located below the shot rod, the other end of the shell is threadedly connected to the connecting pipe and is covered below the connecting pipe, the tube body is fixedly connected to the shot rod and is located below the shot rod, the tube body is in contact with the shot head, the shot head is arranged below the shot rod, the shell is installed on the connecting pipe, the tube body is in contact with the shot head, and installation or disassembly is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model.

[0014] Figure 2 It is a front view of the first embodiment of the utility model.

[0015] Figure 3 The utility model Figure 2 AA line section view.

[0016] Figure 4 The utility model Figure 3 Schematic diagram of the structure at point B.

[0017] Figure 5 It is an overall structural diagram of the second embodiment of the utility model.

[0018] 101-bottom plate, 102-back plate, 103-top plate, 104-injection cylinder, 105-fixed plate, 106-ball, 107-cylinder, 108-injection head, 109-injection rod, 110-connecting tube, 111-tube body, 112-shell, 113-cavity, 114-cavity, 115-round hole, 116-groove, 201-fixed block, 202-connecting plate, 203-round rod. DETAILED DESCRIPTION

[0019] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0020] First embodiment:

[0021] See also Figure 1 to Figure 4 ,in, Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model. Figure 2 It is a front view of the first embodiment of the utility model. Figure 3 The utility model Figure 2 AA line section view, Figure 4 The utility model Figure 3 Schematic diagram of the structure at point B.

[0022] The utility model provides a mounting structure for a shot rod 109, comprising a bottom plate 101, a back plate 102, a top plate 103, a mounting mechanism, a shot cylinder 104, a fixing plate 105 and a ball 106, wherein the mounting mechanism comprises a cylinder 107, a shot head 108, a shot rod 109, a connecting pipe 110, a pipe body 111 and a shell 112. The above-mentioned solution solves the problem that the shot head 108 is easily damaged after repeatedly contacting with high-temperature molten metal, but the shot head 108 is tightly connected to the shot rod 109, which is inconvenient to disassemble and affects the work efficiency.

[0023] According to the present specific embodiment, the bottom plate 101 and the top plate 103 are arranged opposite to each other, the back plate 102 is fixedly connected to the bottom plate 101 and the top plate 103, and is located on one side of the bottom plate 101 and the top plate 103, the cylinder 107 is connected to the bottom plate 101, and is located above the bottom plate 101, the injection head 108 is arranged above the cylinder 107, the connecting pipe 110 is fixedly connected to the injection head 108, and is located above the injection head 108, one end of the housing 112 is fixedly connected to the injection rod 109, and Located below the injection rod 109, the other end of the shell 112 is threadedly connected to the connecting tube 110 and covered below the connecting tube 110. The tube body 111 is fixedly connected to the injection rod 109 and is located below the injection rod 109. The tube body 111 is in contact with the injection head 108. The shell 112 is installed on the connecting tube 110, and the tube body 111 is in contact with the injection head 108, which is convenient for installation or disassembly. The injection rod 109 pushes the injection head 108 so that the injection head 108 extends into the cylinder 107.

[0024] Among them, a cavity 113 is provided inside the injection rod 109, a cavity 114 is provided inside the injection head 108, and circular holes 115 are evenly provided on the surface of the injection head 108. The cavity 113 is connected with the circular hole 115 through the tube body 111 and the cavity 114. A groove 116 is provided on the outer wall of the injection head 108, and the circular hole 115 is connected with the groove 116. When the injection head 108 moves, lubricating oil is injected through the cavity 113, and the tube body 111 injects the lubricating oil into the cavity 113. The lubricating oil flows to the outside of the injection head 108 through the circular hole 115, and the lubricating oil flows to the inside of the groove 116, so that when the injection rod 109 moves, the lubricating oil is evenly applied to the inner wall of the cylinder 107.

[0025] Secondly, the injection cylinder 104 is fixedly connected to the top plate 103 and is located below the top plate 103. The fixed plate 105 is fixedly connected to the output end of the injection cylinder 104 and is located below the injection cylinder 104. One end of the ball 106 is fixedly connected to the injection rod 109, and the other end of the ball 106 is rotatably connected to the fixed plate 105 and is located inside the fixed plate 105. The injection cylinder 104 pushes the fixed plate 105, and the injection head 108 extends into the barrel 107. The ball 106 rotates in the fixed plate 105 to adjust the angle of the injection rod 109.

[0026] When the utility model is used, the injection cylinder 104 pushes the injection rod 109 so that the injection head 108 extends into the cylinder 107, and the lubricating oil is injected into the injection rod 109 through the cavity 113. The tube body 111 injects the lubricating oil into the cavity 113. The lubricating oil flows to the outside of the injection head 108 through the circular hole 115, and the lubricating oil flows to the inside of the groove 116, so that when the injection rod 109 moves, the lubricating oil is evenly applied to the inner wall of the cylinder 107, thereby improving the lubrication between the injection head 108 and the inner wall of the cylinder 107, and effectively reducing the wear of the injection head 108.

[0027] Second embodiment:

[0028] See also Figure 5 , Figure 5 This is a schematic diagram of the overall structure of the second embodiment of the utility model.

[0029] On the basis of the first embodiment, the utility model provides a mounting structure of a shot rod 109, further comprising a limit assembly, wherein the limit assembly comprises a fixing block 201, a connecting plate 202 and a round rod 203. Through the arrangement of the above structure, the moving direction of the shot head 108 is limited, thereby improving stability.

[0030] According to this specific embodiment, the limiting assembly is arranged below the barrel 107 , the injection cylinder 104 pushes the injection rod 109 , and the limiting assembly connects the barrel 107 and the injection rod 109 , so that the injection head 108 extends into the barrel 107 .

[0031] Among them, the fixed block 201 is fixedly connected to the barrel 107 and is located on one side of the barrel 107, the connecting plate 202 is fixedly connected to the injection rod 109 and is located on one side of the injection rod 109, one end of the round rod 203 is fixedly connected to the connecting plate 202, and the other end of the round rod 203 is slidably connected to the fixed block 201 and passes through the fixed block 201, and the round rod 203 is inserted into the fixed block 201, so that the injection cylinder 104 pushes the injection rod 109, so that the injection head 108 extends into the barrel 107.

[0032] When the utility model is used, the injection cylinder 104 pushes the injection rod 109 and rotates the ball 106, so that the round rod 203 extends into the fixed block 201, and the injection cylinder 104 continues to work, so that the injection head 108 extends into the cylinder 107, and the lubricating oil flows into the groove 116 through the injection rod 109, so that when the injection rod 109 moves, the lubricating oil is evenly applied to the inner wall of the cylinder 107, thereby improving the lubrication between the injection head 108 and the inner wall of the cylinder 107, and effectively reducing the wear of the injection head 108.

[0033] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A shot rod mounting structure, comprising a bottom plate, a back plate and a top plate, wherein the bottom plate and the top plate are arranged opposite to each other, the back plate is fixedly connected to the bottom plate and the top plate and is located on one side of the bottom plate and the top plate, characterized in that: It also includes a mounting mechanism, which includes a cylinder, a shot head, a shot rod, a connecting pipe, a tube body and a shell, the cylinder is connected to the bottom plate and is located above the bottom plate, the shot head is arranged above the cylinder, the connecting pipe is fixedly connected to the shot head and is located above the shot head, one end of the shell is fixedly connected to the shot rod and is located below the shot rod, the other end of the shell is threadedly connected to the connecting pipe and is covered below the connecting pipe, the tube body is fixedly connected to the shot rod and is located below the shot rod, and the tube body is in contact with the shot head.

2. The injection rod mounting structure according to claim 1, characterized in that: A cavity is arranged inside the injection rod, a cavity is arranged inside the injection head, circular holes are evenly arranged on the surface of the injection head, the cavity is connected with the circular holes through the tube body and the cavity, a groove is arranged on the outer wall of the injection head, and the circular hole is connected with the groove.

3. The injection rod mounting structure according to claim 2, characterized in that: The injection rod mounting structure also includes an injection cylinder, a fixed plate and a ball. The injection cylinder is fixedly connected to the top plate and is located below the top plate. The fixed plate is fixedly connected to the output end of the injection cylinder and is located below the injection cylinder. One end of the ball is fixedly connected to the injection rod, and the other end of the ball is rotatably connected to the fixed plate and is located inside the fixed plate.

4. The injection rod mounting structure according to claim 3, characterized in that: The injection rod installation structure also includes a limiting assembly, and the limiting assembly is arranged below the cylinder.

5. The injection rod mounting structure according to claim 4, characterized in that: The limiting assembly includes a fixed block, a connecting plate and a round rod. The fixed block is fixedly connected to the cylinder and is located on one side of the cylinder. The connecting plate is fixedly connected to the injection rod and is located on one side of the injection rod. One end of the round rod is fixedly connected to the connecting plate, and the other end of the round rod is slidably connected to the fixed block and passes through the fixed block.

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