Pressure barrel oil inlet structure and die casting machine

Abstract

The utility model provides a pressure barrel oil inlet structure and a die casting machine. The pressure barrel oil inlet structure comprises a barrel body, a telescopic funnel and a locking mechanism, a containing cavity is formed in the barrel body, an inner groove is formed in the upper end of the barrel body, an oil injection hole is formed in the bottom wall of the inner groove of the barrel body, and the oil injection hole is communicated with the containing cavity. The telescopic funnel comprises a plurality of conical sleeves and an elastic piece, the conical sleeves comprise an inner-layer sleeve, a middle-layer sleeve and an outer-layer sleeve, the lower end of the inner-layer sleeve is connected to the opening of the barrel body, a residual oil hole is formed in the lower end of the inner-layer sleeve, the residual oil hole is communicated with the containing cavity, the inner-layer sleeve is sleeved with the middle-layer sleeve, the outer-layer sleeve is sleeved with the middle-layer sleeve, and the elastic piece is arranged on the outer-layer sleeve. The size of each conical sleeve is gradually increased in the direction away from the oil injection hole. The elastic piece is connected with the bottom wall of the inner groove and the outer layer sleeve, the inner layer sleeve, the middle layer sleeve and the outer layer sleeve are sequentially connected in a sleeved mode when the elastic piece stretches out, and the inner layer sleeve, the middle layer sleeve and the outer layer sleeve are sequentially arranged at intervals when the elastic piece is compressed. Therefore, the oil injection convenience is improved.

Description

Technical Field

[0001] The present disclosure relates to the technical field of die-casting machines, and in particular to a pressure barrel oil inlet structure and a die-casting machine. Background Art

[0002] The die-casting machine is a machine used for pressure casting. Under pressure, the die-casting machine hydraulically injects molten metal into the mold for cooling and forming. After the mold is opened, metal castings such as new energy vehicle boxes can be obtained. During the die-casting process, the punch of the die-casting machine moves in the pressure chamber, and the stirring pressure barrel sprays the punch oil onto the punch, so that the punch oil lubricates the punch to ensure the normal operation of the punch, thereby ensuring the quality of die-casting parts such as new energy vehicle boxes.

[0003] In the related art, for example, the fully automatic stirring pressure barrel disclosed in document number CN304369957S has an oil filling hole at the top of the stirring pressure barrel, and an oil filling cap is provided at the opening of the oil filling hole. When oil needs to be filled into the pressure barrel, the oil filling cap is opened first, and then oil is filled into the oil filling hole.

[0004] However, since the opening of the oil filling hole is small, the operator needs to use an external funnel to fill the oil, resulting in poor convenience of oil filling. Utility Model Content

[0005] The purpose of the present invention is to overcome the deficiencies in the prior art and provide a pressure barrel oil inlet structure and a die-casting machine.

[0006] The purpose of this disclosure is achieved through the following technical solutions:

[0007] A pressure barrel oil inlet structure comprises a barrel body, a containing cavity is formed inside the barrel body, an inner groove is formed at the upper end of the barrel body, an oil filling hole is formed at the bottom wall of the inner groove, and the oil filling hole is connected with the containing cavity. The pressure barrel oil inlet structure also comprises:

[0008] A telescopic funnel, comprising a plurality of conical sleeves and elastic members, wherein the plurality of conical sleeves are respectively an inner sleeve, a middle sleeve and an outer sleeve, wherein the lower end of the inner sleeve is connected to the opening of the barrel body, a residual oil hole is provided at the lower end of the inner sleeve, and the residual oil hole is communicated with the accommodating cavity, the middle sleeve is sleeved on the inner sleeve, and the outer sleeve is sleeved on the middle sleeve, and the size of each conical sleeve gradually increases in a direction away from the oil injection hole; the elastic members are respectively connected to the bottom wall of the inner groove and the outer sleeve, and the inner sleeve, the middle sleeve and the outer sleeve are sleeved in sequence when the elastic member is extended, and the inner sleeve, the middle sleeve and the outer sleeve are arranged in sequence at intervals when the elastic member is compressed; and

[0009] A locking mechanism, part of which is located in the inner groove and connected to the barrel body, and the locking mechanism also abuts against the outer sleeve to compress the telescopic funnel into the inner groove.

[0010] In one of the embodiments, the locking mechanism includes a locking cover, which is located in the inner groove and connected to the barrel body. The locking cover also abuts against the outer sleeve to compress the telescopic funnel into the inner groove.

[0011] In one of the embodiments, the locking mechanism further includes a sealing plug, which is connected to the locking cover and is used to be sleeved in the oil filling hole.

[0012] In one of the embodiments, the locking mechanism further includes a sealing ring, which is sleeved on the locking cover and abuts against an inner wall of the inner groove, so that the locking cover is sealed and connected to the barrel body through the sealing ring.

[0013] In one of the embodiments, the locking mechanism further includes a driving assembly, a power output end of the driving assembly is connected to the locking cover, and the driving assembly is used to drive the locking cover to be locked in the inner groove.

[0014] In one embodiment, the elastic member is a spring.

[0015] In one embodiment, the elastic member is sleeved on the outer sleeve.

[0016] In one of the embodiments, the telescopic funnel further comprises a middle-layer guide cup body, wherein the middle-layer guide cup body is fixedly connected to the bottom wall of the inner groove, and the outer wall of the middle-layer sleeve is slidably connected to the middle-layer guide cup body.

[0017] In one of the embodiments, the telescopic funnel further comprises an outer guide cup body, wherein the outer guide cup body is fixedly connected to the bottom wall of the inner groove, and the outer side wall of the outer sleeve is slidably connected to the outer guide cup body.

[0018] A die-casting machine comprises the pressure barrel oil inlet structure described in any one of the above embodiments.

[0019] Compared with the prior art, the present invention has at least the following advantages:

[0020] Since the inner sleeve, the middle sleeve and the outer sleeve are connected in sequence, the inner diameters of the inner sleeve, the middle sleeve and the outer sleeve are increased in sequence. When filling oil, the locking mechanism and the barrel body are separated, that is, the inner groove is opened, so that the elastic member pushes the outer sleeve and the middle sleeve to move upward, so that the inner sleeve, the middle sleeve and the outer sleeve are connected in sequence, and the outer sleeve with the largest inner diameter is located at the uppermost end, which increases the opening size of the oil inlet channel. The punch oil can be poured into the outer sleeve to allow the punch oil to enter the accommodating cavity, and there is no need to use an external funnel for oil filling, which improves the convenience and efficiency of oil filling. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present disclosure and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 This is a structural schematic diagram of a pressure barrel oil inlet structure according to an embodiment;

[0023] Figure 2 for Figure 1 A partial structural diagram of the pressure barrel oil inlet structure shown;

[0024] Figure 3 for Figure 1 Another partial structural schematic diagram of the pressure barrel oil inlet structure shown;

[0025] Figure 4 for Figure 1 Another partial structural schematic diagram of the pressure barrel oil inlet structure shown.

[0026] Figure numerals: pressure barrel oil inlet structure 10; barrel body 100; accommodating chamber 101; inner groove 102; oil filling hole 103; telescopic funnel 200; conical sleeve 210; inner sleeve 211; middle sleeve 212; outer sleeve 213; elastic member 220; middle guide cup body 230; outer guide cup body 240; locking mechanism 300; locking cover 310; sealing plug 320; sealing ring 330; driving assembly 340. DETAILED DESCRIPTION

[0027] In order to facilitate the understanding of the present disclosure, the present disclosure will be described more fully below with reference to the relevant drawings. The preferred embodiments of the present disclosure are given in the drawings. However, the present disclosure can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present disclosure more thoroughly and comprehensively understood.

[0028] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation method.

[0029] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present disclosure. The terms used herein in the specification of the present disclosure are only for the purpose of describing specific embodiments and are not intended to limit the present disclosure. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0030] In order to better understand the technical solutions and beneficial effects of the present invention, the present invention is further described in detail below in conjunction with specific embodiments:

[0031] like Figures 1 to 4 As shown, a pressure barrel oil inlet structure 10 of an embodiment includes a barrel body 100, wherein a receiving chamber 101 is formed inside the barrel body 100, an inner groove 102 is formed at the upper end of the barrel body 100, and an oil filling hole 103 is formed at the bottom wall of the inner groove 102 of the barrel body 100, and the oil filling hole 103 is communicated with the receiving chamber 101. The pressure barrel oil inlet structure 10 also includes a telescopic funnel 200 and a locking mechanism 300, wherein the telescopic funnel 200 includes a plurality of conical sleeves 210 and an elastic member 220, wherein the plurality of conical sleeves 210 are respectively an inner sleeve 211, a middle sleeve 212 and an outer sleeve 213, wherein the lower end of the inner sleeve 211 is connected to the opening of the barrel body 100, and a residual oil hole 2111 is formed at the lower end of the inner sleeve 211, and the residual oil hole 2111 is communicated with the receiving chamber 101, and the middle sleeve 212 is provided with a plurality of conical sleeves 210, wherein the plurality of conical sleeves 210 are respectively an inner sleeve 211, a middle sleeve 212 and an outer sleeve 213, wherein the inner sleeve 21 ... inner sleeve 211 is provided with a plurality of conical sleeves 210, wherein the inner sleeve 211 is provided with a plurality of conical sleeves 210, wherein the inner sleeve 211 is provided with a plurality of conical sleeves 210, wherein the inner sleeve 2 The outer sleeve 213 is sleeved on the inner sleeve 211, and the size of each conical sleeve 210 gradually increases in the direction away from the oil injection hole 103; the elastic member 220 is respectively connected to the bottom wall of the inner groove 102 and the outer sleeve 213, and the inner sleeve 211, the middle sleeve 212 and the outer sleeve 213 are sequentially sleeved when the elastic member 220 is extended, and the inner sleeve 211, the middle sleeve 212 and the outer sleeve 213 are sequentially spaced when the elastic member 220 is compressed. Part of the locking mechanism 300 is located in the inner groove 102 and connected to the barrel body 100, and the locking mechanism 300 also abuts against the outer sleeve 213 to compress the telescopic funnel 200 in the inner groove 102.

[0032] like Figures 1 to 4As shown, in this embodiment, when the barrel body 100 is filled with oil, the locking mechanism 300 is separated from the barrel body 100, so that the elastic member 220 pushes the outer sleeve 213 and the middle sleeve 212 to move upward, so that the inner sleeve 211, the middle sleeve 212 and the outer sleeve 213 are sequentially connected, and punch oil is injected into the outer sleeve 213, so that the punch oil passes through the inner wall of the outer sleeve 213, the inner wall of the middle sleeve 212, the inner wall of the inner sleeve 211 and the oil filling hole 103 in sequence and then enters the accommodating cavity 101, and part of the punch oil flows into the inner groove 102 through the gap between the two adjacent conical sleeves 210, and the punch oil in the inner groove 102 enters the accommodating cavity 101 through the residual oil hole 2111. After the oil injection is completed, the locking mechanism 300 presses the outer sleeve 213 downward, so that the outer sleeve 213 compresses the elastic member 220, and the inner sleeve 211, the middle sleeve 212 and the outer sleeve 213 are arranged in sequence, and the outer sleeve 213 and the middle sleeve 212 re-enter the inner groove 102. After the telescopic funnel 200 completely enters the inner groove 102, part of the locking mechanism 300 is fixed in the inner groove 102, so that the locking mechanism 300 compresses the telescopic funnel 200 in the inner groove 102.

[0033] In the above-mentioned pressure barrel oil inlet structure 10, since the inner sleeve 211, the middle sleeve 212 and the outer sleeve 213 are sequentially connected, the inner diameters of the inner sleeve 211, the middle sleeve 212 and the outer sleeve 213 are increased sequentially. When filling oil, the locking mechanism 300 and the barrel body 100 are separated, that is, the inner groove 102 is opened, so that the elastic member 220 pushes the outer sleeve 213 and the middle sleeve 212 to move upward, so that the inner sleeve 211, the middle sleeve 212 and the outer sleeve 213 are sequentially connected, and the outer sleeve 213 with the largest inner diameter is located at the uppermost end, which increases the opening size of the oil inlet channel. Pour the punch oil into the outer sleeve 213 to make the punch oil enter the accommodating chamber 101, and there is no need to use an external funnel for oil filling, which improves the convenience and efficiency of oil filling.

[0034] like Figure 2 As shown, in one embodiment, the locking mechanism 300 includes a locking cover 310 , which is located in the inner groove 102 and connected to the barrel body 100 . The locking cover 310 also abuts against the outer sleeve 213 to compress the telescopic funnel 200 in the inner groove 102 .

[0035] like Figure 2 As shown, in one embodiment, the locking mechanism 300 also includes a sealing plug 320, which is connected to the locking cover 310. The sealing plug 320 is used to be sleeved in the oil filling hole 103, and the sealing plug 320 is used to seal the oil filling hole 103 to avoid the problem of air leakage in the accommodating chamber 101.

[0036] like Figure 3As shown, in one embodiment, the locking mechanism 300 also includes a sealing ring 330, which is sleeved on the locking cover 310. The sealing ring 330 also abuts against the inner wall of the inner groove 102, so that the locking cover 310 is sealed and connected to the barrel body 100 through the sealing ring 330 to prevent external foreign matter from entering the inner groove 102.

[0037] like Figure 4 As shown, in one embodiment, the locking mechanism 300 further includes a driving assembly 340, the power output end of the driving assembly 340 is connected to the locking cover 310, and the driving assembly 340 is used to drive the locking cover 310 to be locked in the inner groove 102. In this embodiment, the locking cover 310 is driven by the driving assembly 340, which improves the convenience of operating the locking cover 310.

[0038] like Figure 4 As shown, in one embodiment, the elastic member 220 is a spring.

[0039] like Figure 4 As shown, in one embodiment, the elastic member 220 is disposed on the outer sleeve 213 .

[0040] like Figure 3 As shown, in one embodiment, the telescopic funnel 200 further includes a middle-layer guide cup body 230, which is fixedly connected to the bottom wall of the inner groove 102, and the outer wall of the middle-layer sleeve 212 is slidably connected to the middle-layer guide cup body 230. In this embodiment, the middle-layer sleeve 212 is guided by the middle-layer guide cup, thereby improving the smoothness of the movement of the middle-layer sleeve 212.

[0041] like Figure 3 As shown, in one embodiment, the telescopic funnel 200 further includes an outer guide cup 240, which is fixedly connected to the bottom wall of the inner groove 102, and the outer side wall of the outer sleeve 213 is slidably connected to the outer guide cup 240. In this embodiment, the outer sleeve 213 is guided by the outer guide cup 240, thereby improving the smoothness of the movement of the outer sleeve 213.

[0042] The present disclosure also provides a die-casting machine, comprising the pressure barrel oil inlet structure 10 described in any of the above embodiments.

[0043] Compared with the prior art, the present invention has at least the following advantages:

[0044] Since the inner sleeve 211, the middle sleeve 212 and the outer sleeve 213 are connected in sequence, the inner diameters of the inner sleeve 211, the middle sleeve 212 and the outer sleeve 213 are increased in sequence. When filling oil, the locking mechanism 300 and the barrel body 100 are separated, that is, the inner groove 102 is opened, so that the elastic member 220 pushes the outer sleeve 213 and the middle sleeve 212 to move upward, so that the inner sleeve 211, the middle sleeve 212 and the outer sleeve 213 are connected in sequence, and the outer sleeve 213 with the largest inner diameter is located at the uppermost end, which increases the opening size of the oil inlet channel. The punch oil can be poured into the outer sleeve 213 to allow the punch oil to enter the accommodating cavity 101, and there is no need to use an external funnel for oil filling, which improves the convenience and efficiency of oil filling.

[0045] The above-mentioned embodiments only express several implementation methods of the present disclosure, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the disclosed patent. It should be pointed out that, for a person of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present disclosure, and these all belong to the protection scope of the present disclosure. Therefore, the protection scope of the disclosed patent shall be subject to the attached claims.

Claims

1. A pressure barrel oil inlet structure, comprising a barrel body, a containing cavity formed inside the barrel body, an inner groove formed at the upper end of the barrel body, an oil filling hole formed at the bottom wall of the inner groove, the oil filling hole being connected to the containing cavity, characterized in that: The pressure barrel oil inlet structure also includes: A telescopic funnel, comprising a plurality of conical sleeves and elastic members, wherein the plurality of conical sleeves are respectively an inner sleeve, a middle sleeve and an outer sleeve, wherein the lower end of the inner sleeve is connected to the opening of the barrel body, a residual oil hole is provided at the lower end of the inner sleeve, and the residual oil hole is communicated with the accommodating cavity, the middle sleeve is sleeved on the inner sleeve, and the outer sleeve is sleeved on the middle sleeve, and the size of each conical sleeve gradually increases in a direction away from the oil injection hole; the elastic members are respectively connected to the bottom wall of the inner groove and the outer sleeve, and the inner sleeve, the middle sleeve and the outer sleeve are sleeved in sequence when the elastic member is extended, and the inner sleeve, the middle sleeve and the outer sleeve are arranged in sequence at intervals when the elastic member is compressed; and A locking mechanism, part of which is located in the inner groove and connected to the barrel body, and the locking mechanism also abuts against the outer sleeve to compress the telescopic funnel into the inner groove.

2. The pressure barrel oil inlet structure according to claim 1, characterized in that: The locking mechanism comprises a locking cover, which is located in the inner groove and connected to the barrel body. The locking cover also abuts against the outer sleeve to compress the telescopic funnel into the inner groove.

3. The pressure barrel oil inlet structure according to claim 2, characterized in that: The locking mechanism also includes a sealing plug, which is connected to the locking cover and is used to be sleeved in the oil filling hole.

4. The pressure barrel oil inlet structure according to claim 2, characterized in that: The locking mechanism also includes a sealing ring, which is sleeved on the locking cover and abuts against the inner wall of the inner groove, so that the locking cover is sealed and connected to the barrel body through the sealing ring.

5. The pressure barrel oil inlet structure according to claim 2, characterized in that: The locking mechanism further comprises a driving assembly, a power output end of the driving assembly is connected to the locking cover, and the driving assembly is used to drive the locking cover to lock in the inner groove.

6. The pressure barrel oil inlet structure according to claim 1, characterized in that: The elastic member is a spring.

7. The pressure barrel oil inlet structure according to claim 6, characterized in that: The elastic member is sleeved on the outer sleeve.

8. The pressure barrel oil inlet structure according to claim 1, characterized in that: The telescopic funnel also includes a middle-layer guide cup body, which is fixedly connected to the bottom wall of the inner groove, and the outer side wall of the middle-layer sleeve is slidably connected to the middle-layer guide cup body.

9. The pressure barrel oil inlet structure according to claim 1, characterized in that: The telescopic funnel also includes an outer guide cup body, which is fixedly connected to the bottom wall of the inner groove, and the outer side wall of the outer sleeve is slidably connected to the outer guide cup body.

10. A die casting machine, characterized in that: The invention comprises the pressure barrel oil inlet structure according to any one of claims 1 to 9.

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