Stamping device of thermoforming machine

Abstract

The utility model provides a stamping device of a thermoforming machine, which comprises a base, the upper surface of the base is connected with a plurality of guide pillars, the top ends of the plurality of guide pillars are connected with a top plate, a plate body of the top plate is connected with an upper stamping mechanism, the bottom end of the upper stamping mechanism is provided with a lower stamping die, and the lower stamping die is connected with a lower stamping die. The lower stamping die is connected to the top end of the base; the upper stamping mechanism comprises an oil cylinder connected to the upper surface of the top plate and an upper die connected to the bottom end of a piston rod of the oil cylinder, the upper die is in sliding connection with column bodies of the guide columns, and the top end of the upper die is connected with a lubricating assembly. According to the utility model, the opening on the oil outlet head is overlapped with the opening on the oil outlet pipe, so that lubricating oil is discharged to lubricate the sliding of the upper die.

Description

TECHNICAL FIELD

[0001] The utility model mainly relates to the technical field of thermoforming machine, specifically relates to a thermoforming machine stamping device. BACKGROUND

[0002] The hot press forming machine is a kind of forming machine, and is suitable for mixing processing, batching test of polymer such as PVC, color master batch and other chemical raw materials in rubber and plastic industry.

[0003] At present, the stamping device of thermoforming machine is usually guided to slide by guide column, and the guide column and the upper die lack lubrication, which can cause the friction to increase when the upper die slides on the guide column, thereby affecting the hot stamping forming of products. UTILITY MODEL CONTENTS

[0004] The utility model mainly provides a kind of thermoforming machine stamping device to solve the technical problem raised in the above background technology.

[0005] The utility model solves the technical problems by the technical scheme that:

[0006] A kind of thermoforming machine stamping device, including base, the upper surface of the base is connected with multiple guide columns, the top of multiple guide columns is connected with top plate, the plate body of the top plate is connected with upper stamping mechanism, the bottom end of the upper stamping mechanism is equipped with lower stamping die, and the lower stamping die is connected to the top end of base;

[0007] The upper stamping mechanism includes oil cylinder connected to the upper surface of top plate and upper die connected to the bottom end of the piston rod of oil cylinder, the upper die is slidably connected with the column body of multiple guide columns, and the top of the upper die is connected with lubricating assembly.

[0008] Further, the lubricating assembly includes a through hole provided on the upper die, the through hole is used for guiding the guide column, and the top of the guide column is provided with a groove.

[0009] Further, the lubricating assembly further includes a convex groove connected to the top end of the through hole, and the groove body of the convex groove is connected with an oil immersion ring.

[0010] Further, the lubricating assembly further includes a storage tank connected to the upper surface of the upper die, and one end of the storage tank is connected with an oil outlet.

[0011] Further, the oil outlet includes an oil outlet head connected to the tank body of the storage tank, and the end of the oil outlet head extending to the inside of the storage tank is connected with a piston sheet outside.

[0012] Further, one end of the piston sheet is provided with a convex ring outside, one side of the convex ring is connected with a spring, and the end of the spring away from the convex ring is in abutment with the piston sheet.

[0013] Further, the oil outlet head is inserted with an oil outlet pipe, and the oil outlet pipe and the bottom end of the oil outlet head are provided with openings.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] Firstly, when the oil outlet head slides into the top end of the guide column, the oil outlet head sinks into the groove on the guide column, so that the oil outlet head extends, the opening on the oil outlet head coincides with the opening on the oil outlet pipe, lubricating oil is discharged, and lubrication is provided for the sliding of the upper die.

[0016] Secondly, the convex groove accommodates the oil immersion ring, the oil immersion ring is arranged to make the lubricating oil uniformly fill the oil immersion ring through capillary phenomenon, the oil immersion ring can guide the lubricating oil to uniformly flow into the through hole, thereby providing lubrication for the sliding between the upper die and the guide column and improving the sliding effect of the upper die.

[0017] The utility model will be explained in detail below in combination with the drawings and specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the upper die of the utility model;

[0020] Figure 3 It is a sectional view of the oil outlet device of the utility model.

[0021] In the drawing: 1, base; 2, guide column; 3, top plate; 4, upper stamping mechanism; 41, oil cylinder; 42, upper die; 43, lubricating assembly; 431, through hole; 432, convex groove; 433, oil immersion ring; 434, oil tank; 435, oil outlet device; 4351, oil outlet head; 4352, piston sheet; 4353, convex ring; 4354, spring; 4355, oil outlet pipe; 4356, opening; 5, lower stamping die. DETAILED DESCRIPTION

[0022] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the related drawings, and the drawings show several embodiments of the utility model, but the utility model can be realized in different forms and is not limited to the embodiments described in the text, on the contrary, these embodiments are provided to make the disclosed content of the utility model more thorough and comprehensive.

[0023] It is to be understood that where an element such as a layer, region or substrate is described as being "on" another element, it can be directly on the other element or intervening elements can also be present. Where an element such as a layer, region or substrate is described as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of this application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises", "comprising", "including", and "having", as used herein, are specifically intended to be construed as open-ended terms (i.e., the terms do not allow for exclusion of any additional elements).

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of this application. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of this application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0025] Embodiments, please refer to the accompanying Figures 1-3 A hot forming machine stamping device, including base 1, the upper surface of base 1 is connected with multiple guide posts 2, the top end of multiple guide posts 2 is connected with top plate 3, the plate body of top plate 3 is connected with upper stamping mechanism 4, the bottom end of upper stamping mechanism 4 is equipped with lower stamping die 5, lower stamping die 5 is connected to the top end of base 1.

[0026] Upper stamping mechanism 4 includes oil cylinder 41 connected to the upper surface of top plate 3, and upper die 42 connected to the bottom end of the piston rod of oil cylinder 41, upper die 42 is slidingly connected with the column body of multiple guide posts 2, the top end of upper die 42 is connected with lubricating assembly 43.

[0027] Specifically, please focus on the accompanying Figure 1 And 2 Lubricating assembly 43 includes through hole 431 provided on upper die 42, through hole 431 is used for guide post 2 to pass through, the top end of guide post 2 is equipped with groove 21.

[0028] Lubricating assembly 43 further includes convex groove 432 connected to the top end of through hole 431, the groove body of convex groove 432 is connected with oil immersion ring 433.

[0029] It should be noted that in the present embodiment, the hole body of through hole 431 is used for guide post 2 to pass through, so that the column body of guide post 2 guides upper die 42 to stably ascend and descend;

[0030] Further, through the setting of convex groove 432 containing oil immersion ring 433, through the setting of oil immersion ring 433, the lubricating oil is uniformly filled in oil immersion ring 433 through capillary phenomenon, so that oil immersion ring 433 can guide the lubricating oil to uniformly flow into through hole 431, thereby providing lubrication for the sliding between upper die 42 and guide post 2, and improving the sliding effect of upper die 42.

[0031] Specifically, please refer to the attached Figure 2 And 3 The lubricating assembly 43 further comprises an oil storage tank 434 connected to the upper surface of the upper die 42, and one end of the oil storage tank 434 is connected with an oil outlet 435;

[0032] The oil outlet 435 comprises an oil outlet head 4351 connected to the box body of the oil storage tank 434, and the oil outlet head 4351 extends to the inside of the oil storage tank 434, and the outer end of one end of the oil outlet head 4351 is connected with a piston sheet 4352;

[0033] It should be noted that in this embodiment, the lubricating oil is stored in the box body of the oil storage tank 434, and the lubricating oil is dropped onto the ring body of the oil immersion ring 433 through the oil outlet 435;

[0034] Further, the inner cavity of the oil outlet head 4351 is guided to slide through the pipe body of the oil outlet pipe 4355, the lubricating oil is guided through the oil outlet pipe 4355, and is discharged through the opening 4356 at the bottom end of the oil outlet head 4351.

[0035] Specifically, please refer to the attached Figure 2 And 3 One end of the piston sheet 4352 is externally sleeved with a convex ring 4353, one side of the convex ring 4353 is connected with a spring 4354, and the end of the spring 4354 away from the convex ring 4353 is in abutment with the piston sheet 4352;

[0036] The oil outlet head 4351 is inserted with an oil outlet pipe 4355, and the bottom end of the oil outlet pipe 4355 and the oil outlet head 4351 is provided with an opening 4356;

[0037] It should be noted that in this embodiment, the spring 4354 is supported by the convex ring 4353, and the piston sheet 4352 is pushed by the spring 4354, so that the piston sheet 4352 drives the oil outlet head 4351 to be attached to the column body of the guide column 2;

[0038] Further, when the oil outlet head 4351 slides into the top end of the guide column 2, the oil outlet head 4351 is sunk into the groove 21 on the guide column 2, so that the oil outlet head 4351 is extended, so that the opening 4356 on the oil outlet head 4351 coincides with the opening 4356 on the oil outlet pipe 4355, so that the lubricating oil is discharged, and when the oil outlet head 4351 is not sunk into the groove 21 on the guide column 2, the two openings 4356 are staggered, preventing the oil outlet head 4351 from discharging lubricating oil, so as to prevent the waste of lubricating oil in the oil storage tank 434.

[0039] The specific operation mode of the utility model is as follows:

[0040] When the upper die 42 is combined with the lower stamping die 5 by the oil cylinder 41 driving the upper die 42 to lift, the hot stamping of the workpiece is completed;

[0041] When the oil outlet head 4351 slides into the guide pillar 2, the oil outlet head 4351 is sunk into the groove 21 on the guide pillar 2, so that the opening 4356 on the oil outlet head 4351 is coincided with the opening 4356 on the oil outlet pipe 4355, and the lubricating oil is discharged.

[0042] The oil immersion ring 433 is accommodated in the convex groove 432, and the oil immersion ring 433 is arranged to make the lubricating oil evenly fill the oil immersion ring 433 through the capillary phenomenon, so that the oil immersion ring 433 can guide the lubricating oil to flow into the through hole 431 evenly, thereby providing lubrication for the sliding between the upper die 42 and the guide pillar 2 and improving the sliding effect of the upper die 42.

[0043] The utility model is described above by way of example with reference to the drawings, and obviously, the specific implementation of the utility model is not limited to the above mode, as long as the method concept and technical scheme of the utility model are adopted for such non-essential improvement or the concept and technical scheme of the utility model are directly applied to other occasions without improvement, which are all within the protection scope of the utility model.

Claims

1. A stamping device for a thermoforming machine, comprising a base (1), characterized in that, The upper surface of the base (1) is connected to a plurality of guide posts (2), the top ends of the plurality of guide posts (2) are connected to the top plate (3), the plate body of the top plate (3) is connected to an upper stamping mechanism (4), the bottom end of the upper stamping mechanism (4) is provided with a lower stamping die (5), and the lower stamping die (5) is connected to the top end of the base (1). The upper stamping mechanism (4) includes an oil cylinder (41) connected to the upper surface of the top plate (3) and an upper mold (42) connected to the bottom end of the piston rod of the oil cylinder (41). The upper mold (42) is slidably connected to the column bodies of a plurality of guide pillars (2). A lubrication assembly (43) is connected to the top end of the upper mold (42). The lubrication assembly (43) includes a through hole (431) on the upper mold (42), the through hole (431) is used for the guide post (2) to pass through, and the top of the guide post (2) is provided with a groove (21); The lubrication assembly (43) also includes a groove (432) connected to the top of the through hole (431), and an oil-immersed ring (433) is connected inside the groove (432); The lubrication assembly (43) also includes an oil reservoir (434) connected to the upper surface of the upper mold (42), and an oil outlet (435) is connected to one end of the oil reservoir (434); The oil outlet (435) includes an oil outlet head (4351) connected to the tank body of the oil reservoir (434), and a piston plate (4352) is externally connected to one end of the oil outlet head (4351) extending into the inside of the oil reservoir (434). A convex ring (4353) is sleeved on the outside of one end of the piston plate (4352), and a spring (4354) is connected to one side of the convex ring (4353). The end of the spring (4354) away from the convex ring (4353) abuts against the piston plate (4352). An oil outlet pipe (4355) is inserted into the oil outlet head (4351), and both the oil outlet pipe (4355) and the oil outlet head (4351) have openings (4356) at their bottom ends.

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